12000-12-31 Alexandre Oliva <aoliva@redhat.com> 2 3 * resource.c (mark_referenced_resources): Abort() before 4 attempting to mark a pseudo register. 5 (mark_set_resources): Likewise. 6 72000-12-31 Philip Blundell <philb@gnu.org> 8 9 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Add missing asm 10 operands. 11 122000-12-30 Richard Henderson <rth@redhat.com> 13 14 * dbxout.c (dbxout_block): Invert logic on eliding LBRAC/RBRAC. 15 Initialize variables properly for DBX_LBRAC_FIRST. 16 172000-12-30 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 18 19 * expr.c (expand_expr, case COMPONENT_REF): Fix typo in last change. 20 212000-12-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 22 23 * builtins.c (validate_arglist): New function, use it. 24 252000-12-30 Philip Blundell <philb@gnu.org> 26 27 * config/arm/arm.c (arm_expand_prologue): Fix typos in error 28 message and comment. Note location of testcase for an unhandled 29 situation. 30 312000-12-30 Jeffrey Oldham <oldham@codesourcery.com> 32 33 * defaults.h (BUILD_VA_LIST_TYPE): New definition. 34 * tree.c (build_common_tree_nodes_2): Ensure the va_list_type_node 35 is a copy, not an alias. 36 372000-12-30 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 38 39 * calls.c (calls_function_1, case CONSTRUCTOR): New case. 40 41 * alias.c (alias_sets_conflict_p): New function. 42 (mems_in_disjoint_alias_sets_p): Use it. 43 (readonly_fields_p): Moved from expr.c; check for record type. 44 (objects_must_conflict_p): New function. 45 * calls.c (expand_call): Use assign_temp as much as possible, use 46 readonly variant if assigned once, and don't set memory attributes. 47 (emit_library_call_value_1, store_one_arg): Likewise. 48 * integrate.c (expand_inline_function): Likewise. 49 * stmt.c (expand_asm_operands, expand_return): Likewise. 50 * expr.c (copy_blkmode_from_reg, store_constructor): Likewise. 51 (store_field, save_noncopied_parts, expand_expr): Likewise. 52 (expand_expr_unaligned): Likewise. 53 (readonly_fields_p): Moved to alias.c. 54 (safe_from_p): Rework handling of SAVE_EXPR. 55 MEMs ony conflict if alias sets conflict; likewise for INDIRECT_REF. 56 * function.c (struct temp_slot): Delete field ALIAS_SET; add TYPE. 57 (assign_stack_for_temp): Use objects_must_confict_p. 58 Set all memory attributes from type, if specified. 59 (mark_temp_slot): Mark TYPE field. 60 * tree.h (alias_sets_conflict_p, readonly_fields_p): New decls. 61 (objects_must_conflict_p): Likewise. 62 63 * stmt.c (expand_decl): Don't use assign_stack_temp in error case. 64 (add_case_node): No need to copy nodes anymore. 65 662000-12-30 Alexandre Oliva <aoliva@redhat.com> 67 68 * config/sh/sh.c (split_branches): Don't dereference re-computed 69 `beyond' before checking it's non-NULL. 70 712000-12-29 Robert Lipe <robertl@sco.com> 72 73 Remove COFF support from i?86-pc-sco3.2v5. 74 * i386/sco5.h (PREFERRED_DEBUGGING_TYPE): Change to Dwarf II. 75 (TARGET_ELF): Now always true. 76 (SUBTARGET_SWTICHES: )Remove -mcoff. 77 78 * i386/t-sco5 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, 79 MULTILIB_EXCEPTION): Nuke coff. 80 (CRTSTUFF_T_CFLAGS_S): Deleted. 81 (TARGET_LIBGCC2_CFLAGS): Added. 82 832000-12-29 Alexandre Oliva <aoliva@redhat.com> 84 85 * varasm.c (output_constant_def): Don't ENCODE_SECTION_INFO 86 twice. Update desc->rtl and ->label, in case ENCODE_SECTION_INFO 87 modifies them. 88 892000-12-29 Bernd Schmidt <bernds@redhat.com> 90 91 * ia64.c (ia64_expand_load_address): Accept additional scratch 92 register argument. All callers & prototype changed. 93 Use scratch register when generating load_symptr insns. 94 * ia64.md (movdi_symbolic): Clobber a scratch register. Use it 95 when calling ia64_expand_load_address. 96 (movdi): Generate movdi_symbolic with additional operand. 97 (load_gprel64): Use pic_offset_table_rtx instead of (reg:DI 1). 98 (load_symptr): Likewise. Use additional operand as a scratch 99 register instead of generating it here. 100 101 * basic-block.h: Add a comment. 102 * flow.c (PROP_POSTRELOAD): New macro. 103 (update_life_info): Add it to prop_flags. 104 (mark_set_1): If it is set, compute REG_N_SETS for the original 105 register number of a hard reg. 106 107 * emit-rtl.c (gen_raw_REG): New function. 108 (gen_rtx_REG, gen_reg_rtx, init_emit_once): Use it instead of 109 gen_rtx_raw_REG. 110 * print-rtl.c (print_rtx): Print ORIGINAL_REGNO. 111 * final.c (alter_subreg): Update it. 112 * regrename.c (do_replace): Likewise. Use gen_raw_REG. 113 * rtl.def (REG): Update comment. 114 * rtl.h (X0UINT, ORIGINAL_REGNO): New macros. 115 (gen_raw_REG): Declare. 116 1172000-12-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 118 119 * tree.c (get_set_constructor_bits): Use host_integerp and 120 tree_low_cst. 121 122 * local-alloc.c (update_equiv_regs): Don't use copy_rtx on PATTERN. 123 124 * toplev.c (main): Call xmalloc_set_program_name. 125 * gcc.c (main): Likewise. 126 1272000-12-29 Philip Blundell <philb@gnu.org> 128 129 * config/arm/arm.c (arm_override_options): Fix typo in warning 130 message. 131 1322000-12-29 Richard Henderson <rth@redhat.com> 133 134 * config/alpha/alpha.c (alpha_expand_block_move): Initialize 135 src_align and dst_align in bits. Do unaligned quadword loads 136 if possible for BWX too. 137 (alpha_expand_block_clear): Initialize align in bits. Track 138 small leading offsets into a larger alignment. Play games with 139 stq_u for large 4-byte aligned blocks. Use load/mask/store 140 for appropreately aligned heads and tails. 141 1422000-12-29 Alexandre Oliva <aoliva@redhat.com> 143 144 * function.c (assign_parms): Convert arguments passed by 145 reference to the right mode. 146 1472000-12-28 Geoffrey Keating <geoffk@redhat.com> 148 149 * c-parse.in (select_or_iter_stmt): Use truthvalue_conversion 150 on the condition of a FOR statement, so that it gets typechecked 151 and optimized. 152 1532000-12-29 Alexandre Oliva <aoliva@redhat.com> 154 155 * c-decl.c (grokdeclarator): Prevent crash in case of overflow in 156 array size. 157 158 * calls.c (emit_library_call_value_1): Add to call_fusage the 159 stack slot assigned to argument passed by reference. 160 1612000-12-28 Jeffrey Oldham <oldham@codesourcery.com> 162 163 * toplev.h (extern really_sorry): Remove extern declaration for 164 nonexistent function. 165 1662000-12-28 Jeffrey Oldham <oldham@codesourcery.com> 167 168 * varasm.c (initializer_constant_valid_p): Indicate subtraction of 169 pointers to the same string constant is absolute. 170 1712000-12-28 Joseph S. Myers <jsm28@cam.ac.uk> 172 173 * c-common.c (enum format_type): Add strfmon_format_type. 174 (decl_attributes): Handle format attributes strfmon and 175 __strfmon__. 176 (FMT_FLAG_USE_DOLLAR, FMT_FLAG_ZERO_WIDTH_BAD, 177 FMT_FLAG_EMPTY_PREC_OK): Define. 178 (format_char_info): Update comment for flag_chars. 179 (format_flag_spec): Add skip_next_char. 180 (format_kind_info): Add left_precision_char. 181 (printf_flag_specs, scanf_flag_specs, strftime_flag_specs, 182 format_types): Update for these new structure members and flags. 183 (time_char_table): Make const. 184 (strfmon_length_specs, strfmon_flag_specs, strfmon_flag_pairs, 185 monetary_char_table): New. 186 (format_types): Add details of strfmon formats. 187 (init_function_format_info): Create default attribute for strfmon. 188 (check_format_info_main): Check the new flags. Handle 189 skip_next_char and left precision. 190 * toplev.c (documented_lang_options): Update description of 191 -Wformat. 192 * extend.texi: Document strfmon format attributes. Document 193 attribute forms such as __printf__. Clarify format_arg attribute 194 documentation. 195 * invoke.texi (-Wformat): Update for strfmon formats. 196 1972000-12-28 Andreas Jaeger <aj@suse.de> 198 199 * expmed.c (store_bit_field): Fix last patch. 200 2012000-12-28 Alexandre Oliva <aoliva@redhat.com> 202 203 * config/sh/crt1.asm (start_l): `__SH4_SINGLE_ONLY__' was missing 204 the trailing `__'. 205 2062000-12-28 Alan Lehotsky <lehotsky@tiac.net> 207 208 * expmed.c (store_bit_field): Correctly compute smallest mode that 209 is sufficient to contain all bits we are storing. 210 2112000-12-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 212 213 * builtins.c (build_function_call_expr): New function. Use it 214 everywhere in lieu of manually constructing a CALL_EXPR. 215 2162000-12-27 Chandrakala Chavva <cchavva@redhat.com> 217 218 * calls.c (store_one_arg): If parm is passed both in stack and in 219 register and offset is greater than reg_parm_stack_space, split 220 the offset and call emit_push_insn(). 221 2222000-12-27 Nick Clifton <nickc@redhat.com> 223 224 * ifcvt.c (noce_emit_store_flag): Handle jump insns that are 225 PARALLEL. 226 2272000-12-27 Alexandre Oliva <aoliva@redhat.com> 228 229 * rtl.c (copy_most_rtx, shallow_copy_rtx): Copy frame_related 230 flag. 231 2322000-12-27 Bruce Korb <bkorb@gnu.org> 233 234 * fixinc/Makefile.in: fix for ancient Bourne shell 235 * fixinc/Makefile.BEOS: obsolete 236 * fixinc/Makefile.DOS: obsolete 237 * fixinc/fixincl.sh(LINKS): use `test -d' rather than `ls' for testing 238 2392000-12-27 Bernd Schmidt <bernds@redhat.com> 240 241 * sched-deps.c (get_condition, conditions_mutex_p): New functions. 242 (add_dependence): Use them to avoid adding unnecessary dependencies 243 between conditionally executed insns. 244 (sched_analyze_1, sched_analyze_2, sched_analyze_insn): Don't free 245 dependency lists if current insn is a COND_EXEC. 246 2472000-12-27 Geoffrey Keating <geoffk@redhat.com> 248 249 * config/rs6000/rs6000.md (define_attr "length"): Correct 250 calculation. 251 2522000-12-26 Kazu Hirata <kazu@hxi.com> 253 254 * config/h8300/h8300.c: Fix a comment typo. 255 (get_shift_alg): Fix a typo in the assembly code for 12-bit 256 ASHIFTRT in HImode. Do not output extra whitespace after one line 257 of assembly code. Output a tab after an opcode instead of a 258 space. 259 (emit_a_shift): Output a tab after an opcode instead of a space. 260 2612000-12-23 Marek Michalkiewicz <marekm@linux.org.pl> 262 263 * config/avr/avr.c (out_movqi_r_mr, out_movhi_r_mr, out_movsi_r_mr, 264 out_movsi_mr_r, out_movqi_mr_r, out_movhi_mr_r): Use %o instead of 265 %4 in output templates, do not modify operands passed by the caller. 266 2672000-12-23 Joseph S. Myers <jsm28@cam.ac.uk> 268 269 * builtins.def (BUILT_IN_LABS, BUILT_IN_LLABS, BUILT_IN_IMAXABS): 270 Don't define. 271 * builtins.c (expand_builtin): Don't handle BUILT_IN_LABS, 272 BUILT_IN_LLABS and BUILT_IN_IMAXABS. 273 * c-common.c (c_common_nodes_and_builtins): Use BUILT_IN_ABS for 274 builtin labs, llabs and imaxabs. 275 (expand_tree_builtin): Don't handle BUILT_IN_LABS, BUILT_IN_LLABS 276 and BUILT_IN_IMAXABS. 277 2782000-12-23 Joseph S. Myers <jsm28@cam.ac.uk> 279 280 * c-common.c (builtin_function_2): New function. 281 (c_common_nodes_and_builtins): Use it to define each pair (foo, 282 __builtin_foo) of builtins in one place. 283 2842000-12-22 Joseph S. Myers <jsm28@cam.ac.uk> 285 286 * gccbug.in: Add libgcj and preprocessor categories. 287 2882000-12-22 Bernd Schmidt <bernds@redhat.com> 289 290 * config/ia64/ia64.c (itanium_reorder): Only schedule stops in 291 the final scheduling pass. 292 2932000-12-22 Nick Clifton <nickc@redhat.com> 294 295 * config/arm/arm.h (struct machine_function): Add new field 296 'lr_save_eliminated'. 297 * config/arm/arm.c (arm_compute_save_reg_mask): Do not include the 298 link register if its save has been eliminated. 299 (output_arm_prologue): Mention if the save of the link register 300 has been eliminated. 301 (output_arm_epilogue): Rename 'live_regs_mask' to 302 'saved_regs_mask'. 303 Test 'saved_regs_mask' for the link register, not regs_ever_live. 304 (arm_expand_prologue): If the link register has not been saved set 305 lr_save_eliminated and emit a USE to prevent later passes from 306 scavenging it. 307 308 * dwarf2out_frame_debug_expr: Allow the (scratch) frame 309 pointer to be initialized from the stack pointer plus a 310 constant. 311 3122000-12-22 Bernd Schmidt <bernds@redhat.com> 313 314 * regrename.c (struct du_chain): New field "earlyclobber". 315 (enum scan_actions): Remove unused entry "note_reference". 316 (enum scan_actions_name): Likewise. 317 (note_sets, clear_dead_regs, merge_overlapping_regs): New static 318 functions. 319 (regrename_optimize): Use them to compute unavailable regs; get 320 rid of the more simpleminded code we used to have here. 321 Use a tick array to ensure registers are allocated in a more 322 round-robin way. Disable code that only optimizes registers 323 that were seen more than once. 324 (referenced_regs): Remove variable. 325 (scan_rtx_reg): New arg "earlyclobber". All callers changed. 326 Store its value in newly generated du_chain structures. 327 Add new du_chains at the end, not the start, of the list. 328 Don't handle the "note_reference" action. 329 (scan_rtx): New arg "earlyclobber". All callers changed. 330 (build_def_use): Lose code to keep track of referenced regs. 331 3322000-12-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 333 334 * Makefile.in (sched-deps.o, sched-rgn.o): Fix dependency typo. 335 336 * fp-bit.h (usi_to_float): Add prototype. 337 338 * i386.c (ix86_expand_builtin): Delete unused label. 339 340 * dwarf2out.c (file_info_cmp): Prototype. 341 (dwarf2out_line): Hide variable `old_in_use'. 342 343 * objc-act.c (objc_fatal): Delete. 344 345 * sched-vis.c (visualize_stall_cycles): Remove unused variable. 346 347 * system.h (getopt): Fix error in last change. 348 349 * varasm.c (assemble_trampoline_template): Constify. 350 3512000-12-22 Jason Merrill <jason@redhat.com> 352 353 * collect2.c (main): Use auto_demangling. 354 3552000-12-22 Alexandre Oliva <aoliva@redhat.com> 356 357 * function.c (assign_parms): Update parm's DECL_INCOMING_RTL 358 when optimizing PARALLEL to REG. 359 3602000-12-22 Graham Stott <grahams@redhat.com> 361 362 * reload.c (update_auto_inc_notes): New, broken out from ... 363 (find_reloads_address_1): ... use here, also correct possible 364 use of uninitialized reloadnum. 365 3662000-12-21 David O'Brien <obrien@FreeBSD.org> 367 368 * config/freebsd.h (LIB_SPEC): remove -kthread option. 369 3702000-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 371 372 * resource.c (mark_set_resources): Use MARK_SRC_DEST for 373 PRE_MODIFY and POST_MODIFY cases. 374 375 * rtlanal.c (side_effects_p): Handle PRE_MODIFY and POST_MODIFY. 376 3772000-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 378 379 * md.texi (Looping Patterns): New node. 380 3812000-12-21 Joseph S. Myers <jsm28@cam.ac.uk> 382 383 * gcc.texi, cpp.texi: Update last-updated dates. 384 3852000-12-21 Chandrakala Chavva <cchavva@redhat.com> 386 387 * varasm.c (output_addressed_constants): Use language specific 388 expander on unknown nodes. 389 3902000-12-21 Graham Stott <grahams@redhat.com> 391 392 * combine.c (distribute_notes): Handle REG_NON_LOCAL_GOTO notes. 393 3942000-12-21 Bernd Schmidt <bernds@redhat.com> 395 396 * Makefile.in (out_object_file): Depend on sched-int.h. 397 * rtl.h (single_set_1): New macro. 398 (single_set_2): Renamed from single_set_1 and extra argument added. 399 * rtlanal.c (single_set_2): Likewise. 400 401 * config/ia64/ia64-protos.h (get_bundle_name, ia64_issue_rate, 402 ia64_adjust_cost, ia64_sched_init, ia64_sched_finish, 403 ia64_sched_reorder, ia64_sched_reorder2, ia64_variable_issue): 404 Declare. 405 * config/ia64/ia64.c: Include "sched-int.h". 406 (hard_regno_rename_ok): Also disallow renaming from the various 407 reg_save_* regs. 408 (ia64_safe_itanium_requiers_unit0, ia64_safe_itanium_class, 409 ia64_safe_type, init_insn_group_barriers, group_barrier_needed_p, 410 safe_group_barrier_needed_p, fixup_errata): New static functions. 411 (rtx_needs_barrier): Handle bundle selector and cycle display 412 insns. 413 (emit_insn_group_barriers): Accept additional FILE * arg. All 414 callers changed. Rework to only generate stop bits between 415 basic blocks that haven't been inserted by scheduling. 416 (struct bundle, struct ia64_packet): New structures. 417 (NR_BUNDLES, NR_PACKETS): New macros. 418 (bundle, packets, type_names): New static arrays. 419 (ia64_final_schedule): New variable. 420 (ia64_single_set, insn_matches_slot, ia64_emit_insn_before, 421 gen_nop_type, finish_last_head, rotate_one_bundle, rotate_two_bundles, 422 cycle_end_fill_slots, packet_matches_p, get_split, find_best_insn, 423 find_best_packet, itanium_reorder, dump_current_packet, schedule_stop): 424 New static functions. 425 (ia64_issue_rate, ia64_sched_init, ia64_sched_reorder, 426 ia64_sched_finish, ia64_sched_reorder2, ia64_variable_issue): New 427 functions. 428 (ia64_reorg): Perform a final scheduling pass. 429 * config/ia64/ia64.h (CONST_COSTS): Slightly increase SYMBOL_REF costs. 430 (MAX_CONDITIONAL_EXECUTE, ADJUST_COST, ISSUE_RATE, MD_SCHED_INIT, 431 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_FINISH, 432 MD_SCHED_VARIABLE_ISSUE): Define macros. 433 (ia64_final_schedule): Declare variable. 434 * config/ia64/ia64.md (attr itanium_class): Add some more classes. 435 (attr type): Account for them. 436 (itanium_requires_unit0): New attribute. 437 (function units): Rewrite. 438 (some splitters): Don't create scheduling barriers here. 439 (gr_spill_internal, gr_restore_internal): Don't predicate the 440 pseudo-op. 441 (nop_m, nop_i, nop_f, nop_b, nop_x, cycle_display, cycle_display_1, 442 bundle_selector): New patterns. 443 (insn_group_barrier): Now has an operand. 444 4452000-12-21 DJ Delorie <dj@redhat.com> 446 447 * dwarf2out.c (simple_decl_align_in_bits): new 448 (field_byte_offset): Try both the type align and the 449 decl align, use whichever works, preferring the type align. 450 4512000-12-21 Joseph S. Myers <jsm28@cam.ac.uk> 452 453 * gccbug.in: Fix typo. 454 4552000-12-20 Benjamin Kosnik <bkoz@redhat.com> 456 457 * Makefile.in (gcc_gxx_target_include_dir): Use instead of 458 build_tooldir and libstdcxx_incdir. 459 4602000-12-20 Robert Lipe <robertlipe@usa.net> 461 462 * haifa-sched.c (schedule_block): Provide empty source statement 463 if not MD_SCHED_REORDER2. 464 4652000-12-20 Richard Henderson <rth@redhat.com> 466 467 * rtl.h (REG_NON_LOCAL_GOTO): New. 468 * rtl.c (reg_note_name): Update. 469 * stmt.c (expand_goto): Emit a REG_NON_LOCAL_GOTO note. 470 * builtins.c (expand_builtin_longjmp): Likewise. 471 * flow.c (make_edges): Check for REG_NON_LOCAL_GOTO and do 472 not emit an edge. 473 4742000-12-20 Marek Michalkiewicz <marekm@linux.org.pl> 475 476 * config/avr/avr.c (out_movsi_r_mr, out_movsi_mr_r, out_movhi_mr_r): 477 Do not output undefined opcodes where source or destination register 478 overlaps with modified pointer register. Handle (X + d) addresses. 479 * config/avr/avr.md (*movhi, *movsi, *movsf): Correct insn length 480 in alternatives with memory operand. 481 4822000-12-20 Richard Henderson <rth@redhat.com> 483 484 * c-typeck.c (build_asm_stmt): New, broken out from ... 485 (c_expand_asm_operands): ... here. Just do rtl expansion. 486 (c_expand_return): Return the new stmt node. 487 (c_start_case, do_case): Likewise. 488 * c-common.c (c_expand_expr_stmt): Likewise. 489 * c-common.h: Update declarations. 490 * c-tree.h: Likewise. 491 * c-semantics.c (build_stmt): Use STMT_LINENO not TREE_COMPLEXITY. 492 * c-parse.in (fndef): Set DECL_SOURCE_LINE to the open brace. 493 (nested_function, notype_nested_function): Likewise. 494 (compstmt): Return the compound statement not the binding level. 495 (lineno_labeled_stmt): Simplify. 496 (lineno_stmt, lineno_label): Set STMT_LINENO. 497 (stmt, label): Return the new stmt node. 498 4992000-12-20 Bernd Schmidt <bernds@redhat.com> 500 501 * Makefile.in (OBJS): Add sched-ebb.o. 502 (sched-ebb.o): New rule. 503 (sched-vis.o): Depend on hard-reg-set.h and $(BASIC_BLOCK_H). 504 (haifa-sched.o): Depend on insn-flags.h. 505 * haifa-sched.c: Include "insn-flags.h". 506 (priority): Don't access BLOCK_NUM, use the new contributes_to_priority 507 callback. 508 * rtl.h (schedule_ebbs): Declare. 509 * sched-int.h (struct sched_info): Add new members 510 contributes_to_priority and compute_jump_reg_dependencies. 511 * sched-rgn.c (contributes_to_priority, compute_jump_reg_dependencies): 512 New functions. 513 (region_sched_info): Add them. 514 * sched-vis.c: Include "hard-reg-set.h" and "basic-block.h". 515 * sched-ebb.c: New file. 516 * sched-deps.c (sched_analyze_insn): Add code to handle JUMP_INSNs. 517 518 * flow.c (ior_reg_cond, and_reg_cond, elim_reg_cond): Properly 519 handle all relational operators. 520 5212000-12-20 Alexandre Oliva <aoliva@redhat.com> 522 523 * final.c (output_addr_const): Use ASM_OUTPUT_SYMBOL_REF. 524 * tm.texi: Document it. 525 5262000-12-19 Benjamin Kosnik <bkoz@redhat.com> 527 528 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Use build_tooldir 529 instead of gcc_tooldir. 530 5312000-12-19 John David Anglin <dave@hiauly1.hia.nrc.ca> 532 533 * system.h (getopt): Update prototype to match include/getopt.h. 534 5352000-12-19 John David Anglin <dave@hiauly1.hia.nrc.ca> 536 537 From Jeff Law. 538 * pa.c (basereg_operand): Simplify. 539 5402000-12-19 Bernd Schmidt <bernds@redhat.co.uk> 541 542 * haifa-sched.c (rm_line_notes): Arguments are now head and tail, 543 not block number. All callers and prototype changed. 544 (set_priorities): Likewise. 545 (save_line_notes): Add head and tail arguments; all callers and 546 prototype changed. 547 (restore_line_notes): Likewise. Don't crash on insns generated 548 during scheduling. 549 (schedule_block): Don't use BLOCK_HEAD/BLOCK_END macros. 550 Call MD_SCHED_INIT with additional argument. 551 When starting a new cycle, emit cycle_display insns if available. 552 Don't stop scheduling when encountering a JUMP_INSN, but add another 553 call to schedule_more_p in the inner loop. 554 Call MD_SCHED_REORDER2 after scheduling an insn. 555 Call MD_SCHED_FINISH once all insns are scheduled. 556 (sched_init): Compensate for the fact that get_block_head_tail 557 doesn't include leading notes. 558 * sched-deps.c (free_deps): Free vectors here. 559 * sched-rgn.c (compute_block_backward_dependencies): Not here. 560 (last_was_jump): New static variable. 561 (schedule_more_p): Test it. 562 (init_ready_list): Initialize it. 563 (can_schedule_ready_p): Set it if we have a JUMP_INSN. 564 565 * config/i386/i386.h (MD_SCHED_INIT): Add new arg. 566 * config/m32r/m32r.h (MD_SCHED_INIT): Add new arg. 567 * config/sparc/sparc.h (MD_SCHED_INIT): Add new arg. 568 569 * md.texi (cycle_display): Document. 570 * tm.texi (MD_SCHED_INIT): Document new arg. 571 (MD_SCHED_FINISH, MD_SCHED_REORDER2): Document. 572 573 * flow.c (ior_reg_cond, nand_reg_cond, not_reg_cond): Rewrite 574 to use different representation. All callers changed. 575 (and_reg_cond): Renamed from nand_reg_cond; caller changed. 576 (init_propagate_block_info): Don't test flags to determine 577 whether to compute conditional lifetimes. 578 Adjust code for new representation of conditional lifetimes. 579 (mark_regno_cond_dead): Similar adjustment. 580 (free_reg_cond_life_info): Similar adjustment. 581 (elim_reg_cond): New function. 582 (flush_reg_cond_1): Use it. 583 5842000-12-19 Catherine Moore <clm@redhat.com> 585 586 * reload1.c (reload_combine): Take multi-hard-regs into account 587 when processing CALL_INSN_FUNCTION_USAGE. 588 5892000-12-19 Joseph S. Myers <jsm28@cam.ac.uk> 590 591 * invoke.texi (-print-search-dirs): Make references to cpp refer 592 to cpp0 instead. 593 5942000-12-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 595 596 * fold-const.c (tree_expr_nonnegative_p): Treat truth values as 597 non-negative. 598 599Tue Dec 19 00:37:08 2000 J"orn Rennecke <amylaar@redhat.com> 600 601 * reload.c (push_reload): When using a dying register for the reload 602 register in an in-out reload, use outmode if wider than inmode. 603 6042000-12-19 Joseph S. Myers <jsm28@cam.ac.uk> 605 606 * config/d30v/d30v.h (EXIT_BODY): Update comment. 607 6082000-12-18 Joseph S. Myers <jsm28@cam.ac.uk> 609 610 * config.gcc (*-*-linux*): Don't define HAVE_ATEXIT or BSTRING. 611 * tm.texi (EXIT_BODY): Update documentation. 612 * config/freebsd.h, config/netware.h, config/arm/coff.h, 613 config/arm/conix-elf.h, config/arm/unknown-elf.h, 614 config/d30v/d30v.h, config/mcore/mcore.h, config/pj/pj.h, 615 sparc/sp86x-aout.h: Remove definitions of HAVE_ATEXIT (some 616 commented out) and associated comments. 617 6182000-12-18 Joseph S. Myers <jsm28@cam.ac.uk> 619 620 * c-common.c (STD_C9L, ADJ_STD): Define. 621 (printf_length_specs, scanf_length_specs): Mark "ll" as standard 622 STD_C9L. 623 (T99_LL): Rename to T9L_LL. 624 (T99_ULL): Rename to T9L_ULL. 625 (print_char_table, scan_char_table): Use T9L_LL and T9L_ULL 626 instead of T99_LL and T99_ULL. 627 (check_format_info_main): Use ADJ_STD on all format standard 628 versions being compared. 629 * c-common.h: Declare warn_long_long. 630 * c-tree.h: Don't declare warn_long_long. 631 6322000-12-18 Joseph S. Myers <jsm28@cam.ac.uk> 633 634 * COPYING: Update to current 635 ftp://ftp.gnu.org/pub/gnu/Licenses/COPYING-2.0 (fixes references 636 to 19yy as example year in copyright notice). 637 6382000-12-18 Neil Booth <neil@daikokuya.demon.co.uk> 639 640 * c-lex.c (cb_file_change): Treat in_system_header as strictly 641 boolean (0 or 1). 642 6432000-12-18 Neil Booth <neil@daikokuya.demon.co.uk> 644 645 * cppmain.c: Update print.lineno with -P. 646 6472000-12-18 Neil Booth <neil@daikokuya.demon.co.uk> 648 649 * c-lex.c: s/change_file/file_change. 650 * cpplib.h: Similarly. 651 * cppmain.c: Similarly. 652 * fix-header.c: Similarly. 653 * cppfiles.c (stack_include_file): Pass the buffer location and 654 size to cpp_push_buffer. Generate the file_change callback, 655 so that sysp is already set. 656 * cpphash.h: Add _cpp_do_file_change. 657 * cpplib.c (do_line): Set buffer->sysp directly. Generate the 658 file_change callback after setting sysp. 659 (_cpp_do_file_change): Handle FC_ENTER and the FC_RENAME exception 660 here. 661 (cpp_push_buffer): Don't generate a callback. Clear sysp. 662 (cpp_pop_buffer): Clean up logic. 663 6642000-12-18 Benjamin Kosnik <bkoz@redhat.com> 665 666 * configure.in (gcc_gxx_include_dir): Simplify. 667 (libstdcxx_incdir): Export. 668 * configure: Regenerate. 669 * Makefile.in (PREPROCESSOR_DEFINES): Add in 670 GPLUSPLUS_TOOL_INCLUDE_DIR bits here.. 671 (libstdcxx_incdir): Add. 672 * cppdefault.c (GPLUSPLUS_TOOL_INCLUDE_DIR): Add search path. 673 6742000-12-18 Neil Booth <neil@daikokuya.demon.co.uk> 675 676 * c-lex.c (lex_lineno): Remove. 677 (init_c_lex, c_lex): Remove lex_lineno. 678 (cb_change_file): Update lineno correctly, both before calling 679 push_srcloc and before leaving the function. 680 (cb_def_pragma): Set lineno before outputting diagnostics. 681 682Sun Dec 17 18:45:41 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 683 684 * print-tree.c (print_node): Print DECL_USER_ALIGN and TYPE_USER_ALIGN. 685 Print TYPE_MIN_VALUE and TYPE_MAX_VALUE for REAL_TYPE. 686 Use print_node_brief to print bounds. 687 6882000-12-17 Neil Booth <neil@daikokuya.demon.co.uk> 689 690 * cpplib.h (struct cpp_reader): Remove references to string_pool 691 and temp_string_pool. 692 * cppinit.c (cpp_create_reader, cpp_cleanup): Similarly; using 693 ident_pool in place. 694 * cpplex.c (parse_number, unescaped_terminator_p, parse_string, 695 save_comment, cpp_token_as_text): Similarly. 696 * cpplib.c (do_define, glue_header_name, parse_assertion): Similarly. 697 * cppmacro.c (make_number_token, builtin_macro, lock_pools, 698 unlock_pools, stringify_arg, paste_tokens): Similarly. 699 700Sun Dec 17 12:41:48 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 701 702 * dwarf2out.c (loc_descriptor_from_tree, case NOP_EXPR): New case. 703 (loc_descriptor_from_tree, case CONVERT_EXPR): Likewise. 704 (loc_descriptor_from_tree, case NON_LVALUE_EXPR): Likewise. 705 7062000-12-17 Richard Earnshaw <rearnsha@arm.com> 707 708 * Makefile.in (check-po): Use $(MAKE). 709 (risky-stage1, risky-stage2, risky-stage3, risky-stage4): Likewise. 710 7112000-12-17 Neil Booth <neil@daikokuya.demon.co.uk> 712 713 * cppmain.c (check_multiline_token): New function. 714 (scan_buffer): Use it. 715 (cb_change_file): Restructure to avoid warning. 716 * cpperror.c (print_location): Initialize col. 717 7182000-12-14 Philipp Thomas <pthomas@suse.de> 719 720 * protoize.c (main): Correctly set locale categories. 721 * gcc.c (main): Likewise. 722 * cppmain.c (general_init): Likewise. 723 * toplev.c (main): Likewise. 724 * gcov.c (main): Likewise. 725 * collect2.c (main): Likewise. 726 7272000-12-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 728 729 * c-common.c (c_common_nodes_and_builtins): Create a 730 cstring_endlink, use it. Rename int_ftype_string_string to 731 int_ftype_cstring_cstring, string_ftype_string_int to 732 string_ftype_cstring_int, and string_ftype_string_string to 733 string_ftype_cstring_cstring. Prefer sizetype_endlink and 734 int_endlink to manually recreating them. Fix the prototype 735 set for __builtin_strspn/__builtin_strcspn. 736 7372000-12-12 Marek Michalkiewicz <marekm@linux.org.pl> 738 739 * config/avr/avr.c (out_set_stack_ptr): Update comment. 740 (print_operand): Add support for %~ and %o. 741 7422000-12-17 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 743 744 * c4x.h: Add ASM_OUTPUT_DEF definition for bounded pointer code. 745 7462000-12-17 Neil Booth <neil@daikokuya.demon.co.uk> 747 748 * c-lex.c: Move main_input_filename handling to FC_ENTER. Clean up. 749 * cpperror.c (print_containing_files): Get right line number. 750 (print_location): Output column of 1 if 0. 751 * cppfiles.c (stack_include_file): cpp_push_buffer handles 752 the callback. 753 * cpphash.h (_cpp_do_file_change): No longer external. 754 * cpplib.c (do_file_change): Now local to cpplib.c. 755 (do_line): Fake a buffer stack for preprocessed files. 756 (cpp_push_buffer): Create a file_change callback. Handle faked 757 buffers. 758 (cpp_pop_buffer): Similarly. 759 * cpplib.h: BUF_FAKE: New buffer type. 760 * cppmain.c: Update to handle correct file renaming where a 761 #line is the first line of the main file, and produce only 762 the renamed file, not the original file, as output. 763 7642000-12-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 765 766 * config/c4x/c4x.md: Remove redundant @s from output patterns. 767 7682000-12-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 769 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 770 771 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Call c4x_init_pragma. 772 773 * config/c4x/c4x-protos.h (c4x_init_pragma): New prototype. 774 775 * config/c4x/c4x.c (c4x_init_pragma): New function. 776 (c_lex_func): New variable. 777 (c4x_parse_pragma): Use c_lex_func. 778 7792000-12-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 780 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 781 782 * config/c4x/c4x.h (MD_INIT_BUILTINS): Add void_list_node argument 783 to c4x_init_builtins. 784 785 * config/c4x/c4x-protos.h (c4x_init_builtins): Add tree argument. 786 787 * config/c4x/c4x.c (c4x_init_builtins): Add tree argument. 788 (c4x_output_ascii): Fix. 789 7902000-12-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 791 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 792 793 * config/c4x/c4x.h (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Define. 794 795 * config/c4x/c4x-protos.h (c4x_init_builtins): New prototype. 796 (c4x_expand_builtin): Likewise. 797 798 * config/c4x/c4x.c (c4x_init_builtins): New function. 799 (c4x_expand_builtin): Likewise. 800 801 * config/c4x/c4x.md (floatunsqihf2): New pattern. 802 (*floatqihf2_set, *fixhfqi_set, fix_trunchfqi2): Likewise. 803 (fixuns_trunchfqi2, toieee, frieee, *ldhf_conditional): Likewise. 804 (*ldhf_conditional_noov, movhfcc, trap, cond_trap_cc): Likewise. 805 (*toieee_movqf_clobber, *frieee_movqf_clobber): Likewise. 806 8072000-12-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 808 809 * libgcc2.h: Use Wtype for SItype and DWtype for DItype in prototypes. 810 * libgcc2.c (__absvsi2): Use Wtype and DWtype. 811 (__absvdi2, __addvsi3, __addvdi3, __subvsi3): Likewise. 812 (__subvdi3, __mulvsi3, __mulvdi3, __negvsi2, __negvdi2): Likewise. 813 8142000-12-16 Alexandre Oliva <aoliva@redhat.com> 815 816 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Enclose the block 817 statement in do/while(0). 818 819Sat Dec 16 19:56:24 MET 2000 Jan Hubicka <jh@suse.cz> 820 821 * i386.md (ashrsi3_cmpno, ashrhi3_cmpno, ashrqi3_cmpno, lshrsi3_cmpno, 822 lshrhi3_cmpno): Remove redundant '@' from the template. 823 824 * i386.md (cmpstrsi_1): Fix type of the compare. 825 826 * genattrtab.c (attr_rtx_cost): New function. 827 (simplify_test_exp): Avoid overactive inlining; use temporary 828 obstacks for tests. 829 830Sat Dec 16 10:41:11 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 831 832 * diagnostic.c (finish_abort): Deleted. 833 (fatal): Add code from finish_abort. 834 (error_recursion, fancy_abort): Call fatal, not finish_abort. 835 (trim_filename): Remove leading "../". 836 * diagnostic.h (finish_abort): Deleted. 837 * toplev.c (crash_signal): Call fatal, not finish_abort. 838 839 * stor-layout.c (place_field): Treat overflowing DECL_SIZE_UNIT 840 as if size were variable. 841 842 * expmed.c (expand_mult): Write REG_EQUAL note with proper mode. 843 8442000-12-16 Neil Booth <neil@daikokuya.demon.co.uk> 845 846 * tradcpp.c: T_WARNING: New. 847 (do_warning): New function. 848 (finclude): Skip past the newline and increase the line number 849 before calling output_line_command. 850 (do_line): Skip the new line after output_line_command. Don't 851 pre-decrement the line number. 852 8532000-12-15 Diego Novillo <dnovillo@redhat.com> 854 855 * i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix references to 856 _GLOBAL_OFFSET_TABLE_ when using Intel syntax. 857 8582000-12-15 Jakub Jelinek <jakub@redhat.com> 859 860 * gcc.c (cpp_options): Pass -fno-operator-names. 861 * cpplib.h (struct cpp_options): Add operator_names. 862 * cppinit.c (cpp_create_reader): Initialize it. 863 (initialize_builtins): If -fno-operator-names, don't add 864 C++ alternate operator names. 865 (COMMAND_LINE_OPTIONS): Add -fno-operator-names. 866 (cpp_handle_option): Clear operator_names. 867 8682000-12-15 Jason Merrill <jason@redhat.com> 869 870 * jump.c (jump_optimize_1): Don't delete the line note after the 871 prologue even if it seems redundant. 872 873 * config/arm/arm.c (arm_expand_prologue): Set RTX_FRAME_RELATED_P 874 on all insns used to adjust the stack. 875 876Fri Dec 15 15:32:16 MET 2000 Jan Hubicka <jh@suse.cz> 877 878 * combine.c (cant_combine_insn_p): Get around SUBREGs when determining 879 hardreg<->reg moves. 880 881Fri Dec 15 14:48:37 MET 2000 Jan Hubicka <jh@suse.cz> 882 883 * genrecog.c (add_to_sequence): Remove special case for 884 const_int_operand. 885 (maybe_both_true): Return 1 when falling out of sequence when 886 trying to find common position in the pattern. 887 888Fri Dec 15 14:44:51 MET 2000 Jan Hubicka <jh@suse.cz> 889 890 * integrate.c (copy_rtx_and_substitute): Copy mode too. 891 892Fri Dec 15 14:11:57 MET 2000 Jan Hubicka <jh@suse.cz> 893 894 * flow.c (notice_stack_pointer_modification_1): Cleanup. 895 8962000-12-15 Alexandre Oliva <aoliva@redhat.com> 897 898 * function.c (adjust_trampoline_addr): New function. 899 (trampoline_address): Call it instead of round_trampoline_addr(). 900 * tm.texi (TRAMPOLINE_ADJUST_ADDRESS): Document it. 901 9022000-12-14 Zack Weinberg <zack@wolery.stanford.edu> 903 904 * cppfiles.c (hack_vms_include_specification): Delete function 905 (not used since 1998). 906 907Fri Dec 15 03:37:51 2000 J"orn Rennecke <amylaar@redhat.com> 908 909 * haifa-sched.c (sched_init): Don't put a note in front of any BARRIER. 910 9112000-12-14 Jim Wilson <wilson@redhat.com> 912 913 * alias.c (get_alias_set): Call record_component_aliases for 914 COMPLEX_TYPE. 915 (record_component_aliases): Handle COMPLEX_TYPE. 916 9172000-12-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 918 919 * fixinc/gnu-regex.c: Disable NLS. 920 9212000-12-14 Richard Henderson <rth@redhat.com> 922 923 * config/alpha/alpha.c (alpha_emit_conditional_move): Do not swap 924 comparison operands when that would create non-canonical rtl. 925 926 * config/i386/i386.md (umulsi3_highpart): Remove * from name. 927 (smulsi3_highpart): Likewise. 928 9292000-12-14 Neil Booth <neil@daikokuya.demon.co.uk> 930 931 * gcc.c (cpp_options): Add -remap. 932 9332000-12-14 Neil Booth <neil@daikokuya.demon.co.uk> 934 935 * gcc.c (cpp_options): Update to use '&'. 936 (struct switchstr): Change type of validated to save space. 937 New member 'ordering'. 938 (handle_braces, validate_switches): Update to handle '&'. 939 9402000-12-13 Laurynas Biveinis <lauras@softhome.net> 941 942 * fixinc/inclhack.def: skip stdio_va_list fix if __DJ_va_list 943 found in a header. 944 * fixinc/fixincl.x: regenerated. 945 9462000-12-13 DJ Delorie <dj@redhat.com> 947 948 * config.gcc (cygwin, win32, mingw32): Use float-i386.h. 949 9502000-12-13 Tom Tromey <tromey@redhat.com> 951 952 * gcc.c (handle_braces): Handle %{<S*} spec correctly. 953 9542000-12-13 Alexandre Oliva <aoliva@redhat.com> 955 956 * function.c (assign_parms): Optimize incoming PARALLELs into 957 REGs if possible. 958 9592000-12-13 Bruce Korb <bkorb@gnu.org> 960 961 * fixinc/Makefile.in(*): substantial rewrite to accommodate systems 962 that cannot handle bi-directional pipes, viz. BeOS and DOS. 963 * fixinc/fixlib.h(IGNORE_ARG): new macro 964 (STATIC): define for all of fixinc to use 965 * fixinc/fixfixes.c(*): eliminate unused arg warnings 966 * fixinc/fixtests.c(*): ditto 967 * fixinc/fixincl.c(start_fixer): chain_open now uses const arg list 968 * fixinc/gnu-regex.c: reorder some includes to avoid _GNU_SOURCE 969 warning. Also, eliminate the ``#ifdef emacs'' stuff. 970 (re_syntax_options): make global as it is declared so. 971 * fixinc/mkfixinc.sh: process the argument list more consistently 972 (beos/msdosdjgpp): set TARGETS to twoprocess vs. oneprocess 973 * fixinc/procopen.c(globals): include "fixlib.h" for std defs 974 * fixinc/server.c(globals): ditto 975 * fixinc/server.h(defines): ditto 976 9772000-12-13 Neil Booth <neil@daikokuya.demon.co.uk> 978 979 * tradcpp.c (special_symbol): Improve test for definedness, 980 though it is still not perfect. 981 (do_define): Don't define illegal macro names. 982 9832000-12-07 Aldy Hernandez <aldyh@redhat.com> 984 985 * config/mips/elf.h (ASM_OUTPUT_SECTION_NAME): emit @nobits 986 if changing into .bss section. 987 * config/mips/elf64.h: same. 988 * config/mips/iris6.h: same. 989 * config/mips/netbsd.h: same. 990 * config/mips/openbsd.h: same. 991 9922000-12-13 Neil Booth <neil@daikokuya.demon.co.uk> 993 994 * cppfiles.c (read_name_map): Return null if open () fails. 995 (remap_filename): Simplify logic. Add ICE if it doesn't work 996 as expected. Perform secondary lookup attempt on base filename 997 only. 998 999Wed Dec 13 19:48:04 MET 2000 Jan hubicka <jh@suse.cz> 1000 1001 * flow.c (notice_stack_pointer_modification_1): Notice midifications 1002 using PRE_MODIFY and POST_MODIFY. 1003 1004Wed Dec 13 17:25:32 MET 2000 Jan Hubicka <jh@suse.cz> 1005 1006 * genoutput.c (process_template): Add sanity checking for '@' templates. 1007 10082000-12-13 Bernd Schmidt <bernds@redhat.co.uk> 1009 1010 * simplify-rtx.c (cselib_finish): Free reg_values and used_regs 1011 varrays. 1012 10132000-12-12 Mike Stump <mrs@wrs.com> 1014 1015 * Makefile.in (distclean): Remove safe-ctype.c as well. 1016 10172000-12-12 Brad Lucier <lucier@math.purdue.edu> 1018 1019 * tradcpp.c (do_error): Cast difference of pointers to int 1020 for error message. 1021 10222000-12-12 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 1023 1024 * config/rs6000/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Move from here... 1025 * config/rs6000/sysv4.h (HANDLE_PRAGMA_PACK_PUSH_POP): ...to here. 1026 10272000-12-12 Jim Wilson <wilson@redhat.com> 1028 1029 * rtlanal.c (may_trap_p): Check operand modes of LE, LT, GE, and GT. 1030 10312000-12-12 Alexandre Oliva <aoliva@redhat.com> 1032 1033 * configure.in: Simplify language enabling/disabling code. 1034 * configure: Rebuilt. 1035 * ch/config-lang.in (target_libs): Set. 1036 (build_by_default): Set to no. 1037 * cp/config-lang.in (target_libs): Set. 1038 * f/config-lang.in (target_libs): Set. 1039 * java/config-lang.in (target_libs): Set. 1040 * objc/config-lang.in (target_libs): Set. 1041 10422000-12-12 Neil Booth <neil@daikokuya.demon.co.uk> 1043 1044 * tradcpp.c (enum node_type): Add T_ERROR. 1045 (do_error): New function. 1046 (directive_table): Add #error handler. 1047 10482000-12-12 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 1049 1050 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Enable .file/.loc check 1051 for powerpc*-*-*. 1052 * configure: Regenerated. 1053 * config/rs6000/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define. 1054 * config/rs6000/rs6000.c (rs6000_unique_section): Use 1055 STRIP_NAME_ENCODING. 1056 1057Mon Dec 11 13:51:09 2000 Jeffrey A Law (law@cygnus.com) 1058 1059 * pa.c (cmpib_comparison_operator): Remove GEU and LTU. 1060 * pa.h (PREDICATE_CODES, cmpib_comparison_operator): Corresponding 1061 changes. 1062 10632000-12-11 Bruce Korb <bkorb@gnu.org> 1064 1065 * fixinc/fixincl.tpl: initialize all fields for warnings 1066 * fixinc/fixincl.x: regenerate 1067 10682000-12-11 Neil Booth <neilb@earthling.net> 1069 1070 * tradcpp.h: For tradcpp, NUL is not whitespace. 1071 10722000-12-11 Neil Booth <neilb@earthling.net> 1073 1074 * fix-header.c (read_scan_file): Macro expansion is not a file buffer. 1075 10762000-12-05 Marek Michalkiewicz <marekm@linux.org.pl> 1077 1078 * config/avr/avr.c (compare_condition, compare_sign_p): New functions. 1079 (compare_diff_p, compare_eq_p): Call compare_condition. 1080 (out_tsthi, out_tstsi): Call compare_sign_p. 1081 (avr_progmem_p): Check for error_mark_node. 1082 10832000-12-11 Neil Booth <neilb@earthling.net> 1084 1085 * cpperror.c (print_location): New function. 1086 (print_containing_files): Simplify. 1087 (_cpp_begin_message): Simplify and use print_location. 1088 * cppfiles.c (stack_include_file): Update. 1089 (_cpp_pop_file_buffer): Update. 1090 * cpphash.h (struct cpp_buffer): New members 1091 include_stack_listed and type. 1092 * cpplib.c (_cpp_handle_directive): Buffer->inc is not null. 1093 (run_directive): Take buffer type. cpp_push_buffer cannot fail. 1094 (_cpp_do__Pragma, cpp_define, _cpp_define_builtin, cpp_undef, 1095 handle_assertion): Update. 1096 (cpp_push_buffer): Take a buffer type and file name. 1097 (cpp_pop_buffer): Update. Clear include_stack_listed. 1098 * cpplib.h (input_stack_listing_current): Remove. 1099 (enum cpp_buffer_type): New. 1100 (cpp_push_buffer): New prototype. 1101 * cppmacro.c (builtin_macro): Simplify; buffer cannot be null. 1102 * fix-header.c (read_scan_file): Update. 1103 11042000-12-10 Robert Lipe <robertlipe@usa.net> 1105 1106 * install.texi (i*86-*-sco3.2v5*): Remove information duplicated 1107 in html version. 1108 11092000-12-10 Richard Henderson <rth@redhat.com> 1110 1111 * genrecog.c (find_operand): Handle 'V' format code. 1112 (find_matching_operand): New. 1113 (validate_pattern): Accept '=' for an in-out operand if there 1114 is another operand with a matching constraint. 1115 1116 * config/i386/i386.md (andqi_ext_0_cc): Use matching constraint 1117 for op1 to op0. 1118 11192000-12-10 Richard Henderson <rth@redhat.com> 1120 1121 * genrecog.c (validate_pattern) [STRICT_LOW_PART]: Fix thinko. 1122 11232000-12-09 Richard Henderson <rth@redhat.com> 1124 1125 * genrecog.c (validate_pattern): Verify that ZERO_EXTRACT and 1126 STRICT_LOW_PART as SET_DEST have in-out constraints. 1127 11282000-12-09 Joseph S. Myers <jsm28@cam.ac.uk> 1129 1130 * c-common.c (check_function_format): Don't suggest adding format 1131 attributes to functions with no parameter to which to add them. 1132 11332000-12-09 Nick Clifton <nickc@redhat.com> 1134 1135 * config/arm/arm.c (arm_expand_prologue): Mark the generated 1136 insn not the set as being DWARF2_FRAME_RELATED_P. 1137 11382000-12-09 Laurynas Biveinis <lauras@softhome.net> 1139 1140 * Makefile.in: use $(build_exeext) for all build 1141 system executable targets. 1142 11432000-12-09 Laurynas Biveinis <lauras@softhome.net> 1144 1145 * install.texi: remove i[345]86-*-winnt3.5 section. 1146 * configur.bat: removed. 1147 * config/msdos: directory removed. 1148 11492000-12-09 Neil Booth <neilb@earthling.net> 1150 1151 * cppfiles.c (NEVER_REREAD, DO_NOT_REREAD): Move from cpphash.h. 1152 * cpphash.h (NEVER_REREAD, DO_NOT_REREAD, ABSOLUTE_PATH): Delete. 1153 * cpplex.c (parse_identifier): Improve diagnostic. 1154 (_cpp_lex_token): Return unconditionally at the end of a directive. 1155 * cpplib.c (read_flag): Verify legality of each flag. 1156 (end_directive): Resotre pfile->skipping before skip_rest_of_line. 1157 (do_line): Use the new read_flag. 1158 * cppmacro.c (struct cpp_macro, parse_arg, replace_args, 1159 check_macro_redefinition, parse_params): Rename var_args to 1160 variadic. 1161 11622000-12-09 Joseph S. Myers <jsm28@cam.ac.uk> 1163 1164 * .cvsignore: Add info files. 1165 11662000-12-08 Laurynas Biveinis <lauras@softhome.net> 1167 1168 * config/winnt: Remove obsolete directory. 1169 * install.texi (Configurations): Remove obsolete documentation for 1170 Windows NT. 1171 11722000-12-08 Joseph S. Myers <jsm28@cam.ac.uk> 1173 1174 * configure.in: Don't define INSTALL_INFO. 1175 * configure: Regenerate. 1176 * Makefile.in (INSTALL_INFO): Remove. 1177 (info): Depend on info files in source directory. 1178 (cpp.info, gcc.info, c-tree.info): Build info files in source 1179 directory. 1180 (distclean): Don't remove info files. 1181 (maintainer-clean): Remove info files from source directory. 1182 (install-normal): Depend on install-info. 1183 (install-info): Install info files from source directory, if they 1184 exist. 1185 * texinfo.tex: Update to version 2000-11-09.08 from ftp.gnu.org. 1186 11872000-12-08 Alexandre Oliva <aoliva@redhat.com> 1188 1189 * lcm.c (optimize_mode_switching): Check whether an insn is a NOTE 1190 before taking its NOTE_LINE_NUMBER. 1191 11922000-12-08 Nick Clifton <nickc@redhat.com> 1193 1194 * config/arm/arm.md (load_indirect_jump): Add pool ranges. 1195 1196 * extend.texi: Document ARM "interrupt" function attribute. 1197 Mention that the ARM also support the "naked" function 1198 attribute. 1199 1200 * config/arm/arm-protos.h (arm_current_func_type): Add 1201 prototype. 1202 1203 * config/arm/arm.h (EXCEPTION_LR_REGNUM): Define. 1204 (struct machine_function): Add 'func_type' field. 1205 Define bit values for 'func_type' field. 1206 (ARM_FUNC_TYPE): New macro. 1207 (IS_INTERRUPT): New macro. 1208 (IS_VOLATILE): New macro. 1209 (IS_NAKED): New macro. 1210 (IS_NESTED): New macro. 1211 (ARM_INITIAL_ELIMINATION_OFFSET): Use IS_VOLATILE. 1212 1213 * config/arm/arm.c (isr_attribute_args): New Structure. A 1214 list of "interrupt" function attribute modifiers. 1215 (arm_isr_value): New Function: Returns the type of the current 1216 interrupt function. 1217 (arm_compute_func_type): New Function: Computes the type of 1218 the current function. 1219 (arm_current_func_type): New Function: Returns the type of the 1220 current function. 1221 (use_return_insn): Use arm_current_func_type. 1222 (arm_valid_type_attribute_p): Accept "interrupt" function 1223 attribute. 1224 (arm_comp_type_attributes): Check "interrupt" attributes. 1225 (arm_valid_machine_decl): Accept "interrupt" function 1226 attribute. 1227 (arm_function_ok_for_sibcall): Do not allow interrupt 1228 functions to use sibcalls. 1229 (arm_naked_function_p): Delete. 1230 (print_multi_reg): Remove redundant parameter 'hat'. 1231 (arm_compute_save_reg_mask): New Function: Compute a bit mask 1232 of registers saved during the current function's prologue. 1233 (output_arm_return_instruction): Use arm_current_func_type. 1234 Generate return instruction when LR is not poppsed off the 1235 stack. 1236 (arm_volatile_func): Delete. 1237 (output_arm_prologue): Use arm_current_func_type and 1238 arm_compute_save_reg_mask. 1239 Note presernce of interrupt functions. 1240 (arm_output_epilogue): Use arm_current_func_type and 1241 arm_compute_save_reg_mask. 1242 (arm_expand_prologue): Use arm_current_func_type and 1243 arm_compute_save_reg_mask. 1244 (arm_init_machine_status): Initialize func_type field, if 1245 necessary. 1246 (thumb_expand_prologue): Use arm_current_func_type. 1247 (output_thumb_prologue): Use arm_current_func_type. 1248 12492000-12-08 Brad Lucier <lucier@math.purdue.edu> 1250 1251 * tradcpp.c (do_include): Make pointer differences 64-bit clean. 1252 1253Fri Dec 8 08:23:29 2000 J"orn Rennecke <amylaar@redhat.com> 1254 1255 * fp-bit.c (_fpmul_parts): Use USItype variables as inputs 1256 for multiplies. 1257 12582000-12-07 Mike Stump <mrs@wrs.com> 1259 1260 * Makefile.in (distclean): Remove alloca.c hashtab.c. 1261 12622000-12-07 Zack Weinberg <zack@wolery.stanford.edu> 1263 1264 * Makefile.in (HOST_RTL): Add safe-ctype.o. 1265 (safe-ctype.o): New rule. 1266 * system.h: Include safe-ctype.h, not ctype.h. No need to 1267 wrap ctype macros. 1268 1269 * cpphash.h: Zap IStable and related macros. Define is_* in 1270 terms of safe-ctype.h macros. 1271 * cppinit.c: Delete the IStable and all related code. 1272 1273 * tradcpp.c: Delete is_idchar, is_idstart, is_hor_space, and 1274 is_space arrays. Delete initialize_char_syntax. Change all 1275 references to the above arrays to use macros instead. 1276 * tradcpp.h: Define is_idchar, is_idstart, is_space, and 1277 is_nvspace in terms of safe_ctype.h's macros. 1278 * tradcif.y: is_idchar, is_idstart are macros not arrays. 1279 1280 * config/i370/i370.c, config/winnt/dirent.c, 1281 config/winnt/fixinc-nt.c, config/winnt/ld.c: 1282 Use uppercase ctype macros. If we included ctype.h, 1283 include safe-ctype.h instead. 1284 1285 * fixinc/fixfixes.c: Use uppercase ctype macros. Don't test 1286 ISLOWER(c) before calling TOUPPER(c). 1287 * fixinc/fixincl.c (extract_quoted_files): Simplify out some gunk. 1288 * fixinc/gnu-regex.c: Include safe-ctype.h, not ctype.h. No need to 1289 wrap ctype macros. Don't test ISUPPER(x) before calling TOLOWER(x). 1290 12912000-12-07 DJ Delorie <dj@redhat.com> 1292 1293 * c-decl.c (grokdeclarator): preserve previous alignments when 1294 rebuilding array types. 1295 12962000-12-07 Neil Booth <neilb@earthling.net> 1297 1298 * cppfiles.c (struct include_file): Move from cpphash.h. 1299 (_cpp_never_reread): New function. 1300 (open_file, read_include_file): Use it. 1301 (stack_include_file): Set the buffer's sysp according to the 1302 path in which the file was found. 1303 (find_include_file): Don't set sysp. 1304 (cpp_make_system_header, actual_directory): Update. 1305 (_cpp_execute_include): Do #include_next lookup handling here, 1306 not in cpplib.c. Use _cpp_never_reread. 1307 * cpphash.h (struct_include_file): Remove. 1308 (struct cpp_buffer): New member sysp. 1309 (CPP_IN_SYSTEM_HEADER, _cpp_execute_include): Update. 1310 (_cpp_never_reread): New. 1311 * cpplib.c (read_line_number): Rename read_flag. Rework slightly. 1312 (end_directive): Clear line_extension flag. 1313 (_cpp_handle_directive): Set line_extension flag for #number. 1314 (do_include_next): Handle path lookup in _cpp_execute_include. 1315 (do_line): Cleanup to use read_flag. Don't allow flags in #line. 1316 (_cpp_do_file_change): Update. 1317 (do_pragma_once): Use cpp_never_reread. Clean up. 1318 * cpplib.h (struct lexer_state): New member line_extension. 1319 13202000-12-07 Richard Henderson <rth@redhat.com> 1321 1322 * flow.c (calculate_global_regs_live): Force the stack pointer live 1323 after reload as well. 1324 13252000-12-07 Bruce Korb <bkorb@gnu.org> 1326 1327 * fixinc/Makefile.*(exeext): the variables are exeext, the 1328 substitution expression is build_exeext. 1329 13302000-12-07 Neil Booth <neilb@earthling.net> 1331 1332 * c-common.c (parse_in): Make a cpp_reader *. 1333 * cppfiles.c (_cpp_fake_include): Remove. 1334 * cpphash.h: Similarly. 1335 * cpplib.c (do_line): Don't call _cpp_fake_include. A valid 1336 #line always creates a callback; FC_RENAME if there are no 1337 #line flags. 1338 * fix-header.c (read_scan_file): cpp_push_buffer cannot fail. 1339 The first EOF must be our get_char buffer. 1340 13412000-12-07 Joseph S. Myers <jsm28@cam.ac.uk> 1342 1343 * c-common.c (warn_format_security): New variable. 1344 (check_format_info): Warn about non-literal formats with no format 1345 arguments if either -Wformat-nonliteral or -Wformat-security is 1346 specified. 1347 (set_Wformat): Set warn_format_security for settings other than 1. 1348 * c-common.h (warn_format_security): Declare. 1349 * c-decl.c (c_decode_option): Decode -Wformat-security and 1350 -Wno-format-security. 1351 * invoke.texi: Document -Wformat-security. 1352 * toplev.c (documented_lang_options): Include -Wformat-security 1353 and -Wno-format-security. 1354 13552000-12-07 Joseph S. Myers <jsm28@cam.ac.uk> 1356 1357 * c-common.c (check_format_info): Warn for non-constant format 1358 strings with strftime formats if -Wformat-nonliteral. Where the 1359 format can convert arguments, if the format is not a string 1360 literal and there are no arguments to the format, give a different 1361 warning message from the general non-string-literal case. 1362 13632000-12-07 Joseph S. Myers <jsm28@cam.ac.uk> 1364 1365 * c-common.c (format_wanted_type): Add reading_from_flag. 1366 (print_char_table): Mark %s and %S formats with flag "R". 1367 (check_format_info_main): Set up reading_from_flag appropriately. 1368 If aflag, always set writing_in_flag rather than relying on the 1369 format used being a scanf format and so having it set. 1370 (check_format_types): Check for formats reading through null 1371 pointers. 1372 13732000-12-07 Joseph S. Myers <jsm28@cam.ac.uk> 1374 1375 * invoke.texi (-Wformat): Document what format features are 1376 checked. 1377 13782000-12-06 Kazu Hirata <kazu@hxi.com> 1379 1380 * config/h8300/h8300.h: Fix formatting. 1381 13822000-12-06 Joel Sherrill <joel@OARcorp.com> 1383 1384 * config.gcc (a29k*-*-rtems*, arm*-*-rtems*, c4x-*-rtems*, 1385 h8300-*-rtems*, hppa1.1-*-rtems, *mips*-*-rtems*): New targets. 1386 * config.gcc (*-rtems*): Add support for gthr-rtems.h. 1387 * gthr-rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h, 1388 config/h8300/rtems.h, config/mips/rtems.h: New files. 1389 13902000-12-06 Mark Kettenis <kettenis@gnu.org> 1391 1392 * config.gcc: Reorganize handling of *-*-gnu*, to share target 1393 specific make details with Linux. Update comments to clarify 1394 the distinction between GNU/Linux and GNU/Hurd. 1395 1396Wed Dec 6 19:22:02 2000 Jeffrey A Law (law@cygnus.com) 1397 1398 * contrib.texi: Fix my email address. Update Per's 1399 list of contributions. 1400 14012000-12-06 Rodney Brown <RodneyBrown@mynd.com> 1402 1403 * c-lex.c (cb_indent): Decorate `str' argument, unused on HP-UX. 1404 * collect2.c (scan_libraries): Remove unused `ch'. 1405 (COFF specific stuff): Prototype ldgetname. Declare and prototype 1406 ldbtread and ldclose. 1407 1408 * config/alpha/osf.h: Standarize copyright statement. 1409 * config/arc/arc.h: Likewise. 1410 * config/arm/elf.h config/arm/coff.h config/arm/aout.h: Likewise. 1411 * config/arm/arm.c config/arm/arm.h: Likewise. 1412 * config/elxsi/elxsi.h: Likewise. 1413 * config/i386/sco.h: Likewise. 1414 * config/m68k/crds.h config/m68k/hp320.h config/m68k/lynx.h: Likewise. 1415 * config/m68k/m68kv4.h config/m68k/next21.h: Likewise. 1416 * config/m68k/sun3.h: Likewise. 1417 * config/m88k/dgux.h config/m88k/dguxbcs.h: Likewise. 1418 * config/pdp11/2bsd.h config/pdp11/pdp11.h: Likewise. 1419 * config/romp/romp.h: Likewise. 1420 * config/rs6000/aix41.h: Likewise. 1421 * config/sparc/sysv4.h: Likewise. 1422 * config/we32k/we32k.c config/we32k/we32k.h: Likewise. 1423 * fixinc/gnu-regex.c fixinc/gnu-regex.h: Likewise. 1424 * cpplib.h cppexp.c cselib.h profile.c: Likewise. 1425 * longlong.h: Likewise. 1426 * libgcc2.c: Likewise. 1427 14282000-12-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 1429 1430 * machmode.def: Use correct definition for BITSIZE on targets where 1431 BITS_PER_UNIT != 8. 1432 14332000-12-06 Bruce Korb <bkorb@gnu.org> 1434 1435 * fixinc/Makefile.*: Reduce differences to (ultimately) reduce 1436 the number of them. 1437 14382000-12-06 J. David Anglin <dave@hiauly1.hia.nrc.ca> 1439 1440 * pa.c: Include expr.h before c-tree.h. 1441 (remove_useless_addtr_insns): Use reverse_condition_maybe_unordered 1442 instead of reverse_condition. 1443 (print_operand): Correct predicates for GT, GE, LT and LE. Add 1444 predicates for LTGT, UNLE, UNLT, UNGE, UNGT, UNEQ, UNORDERED and 1445 ORDERED. 1446 (cmpib_comparison_operator): Add GEU and LTU codes. 1447 * pa.h (PREDICATE_CODES): Add codes for cmpib_comparison_operator. 1448 * pa.md (bltgt, bunle, bunlt, bunge, bungt, buneq, bunordered, 1449 bordered): New float conditional branch patterns. 1450 1451Wed Dec 6 21:03:41 2000 J"orn Rennecke <amylaar@redhat.com> 1452 1453 * final.c (final_addr_vec_align): Fix clipping to BIGGEST_ALIGNMENT. 1454 14552000-12-06 Sylvain Pion <Sylvain.Pion@sophia.inria.fr> 1456 1457 * cpplex.c (skip_escaped_newlines): Don't warn for spaces between 1458 backslash and newline, when inside a comment. 1459 14602000-12-06 Joseph S. Myers <jsm28@cam.ac.uk> 1461 1462 * invoke.texi: Use @table @samp instead of @itemize @minus for 1463 table of language standards. Fix use of @pxref. From Zack 1464 Weinberg. Also exclude specs documentation from generated 1465 manpage, and create separate ENVIRONMENT section. 1466 14672000-12-06 Michael Matz <matzmich@cs.tu-berlin.de> 1468 1469 * gcse.c (compute_pre_data): Kill trapping expressions in 1470 destination blocks of abnormal edges. 1471 14722000-12-05 Richard Sandiford <r.sandiford@redhat.com> 1473 1474 * config/mn10300/mn10300.c (mn10300_print_reg_list): Added. 1475 (mn10300_get_live_callee_saved_regs): Likewise. 1476 (mn10300_gen_multiple_store): Likewise. 1477 (store_multiple_operation): Likewise. 1478 (expand_prologue): Use mn10300_gen_multiple_store(). 1479 * config/mn10300/mn10300-protos.h (mn10300_print_reg_list): Added. 1480 (mn10300_get_live_callee_saved_regs): Likewise. 1481 (mn10300_gen_multiple_store): Likewise. 1482 (store_multiple_operation): Likewise. 1483 * config/mn10300/mn10300.md (store_movm): Use a MATCH_PARALLEL 1484 tied to store_multiple_operation(). 1485 1486Tue Dec 5 20:09:14 2000 Jeffrey A Law (law@cygnus.com) 1487 1488 * builtins.c (expand_builtin_setjmp_setup): Set 1489 current_function_has_nonlocal_label. 1490 14912000-12-05 Neil Booth <neilb@earthling.net> 1492 1493 * cppfiles.c (stack_include_file): Push zero-length buffers 1494 in case of failure. Return void, as we don't fail any more. 1495 (read_include_file): Check for files we shouldn't re-read. 1496 Don't return an error code; errors are implied by marking the 1497 file NEVER_REREAD. 1498 (_cpp_execute_include): Move the recursion and in-macro checks 1499 here. Update for stack_include_file not failing. 1500 * cpplib.c (cpp_push_buffer): Always succeed, since 1501 _cpp_execute_include performs the recursion check. Tidy up. 1502 * cpplib.h (cpp_push_buffer): Update prototype. 1503 15042000-12-05 Alexandre Oliva <aoliva@redhat.com> 1505 1506 * sched-vis.c (visual_tbl_line_length): New variable. 1507 (get_visual_tbl_length): Set it. 1508 (visualize_stall_cycles): Don't let stalls overrun 1509 visual_tbl_line_length. 1510 15112000-12-05 Geoffrey Keating <geoffk@redhat.com> 1512 1513 * global.c (global_conflicts): Allow for a REG_UNUSED note 1514 with a different mode to the REG set in the insn. 1515 15162000-12-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 1517 1518 * Makefile.in (fixinc.sh): Pass $WARN_CFLAGS into fixinc dir. 1519 1520 * fixinc/Makefile.in (FIXINC_DEFS): Add $(WARN_CFLAGS). 1521 15222000-12-05 Bruce Korb <bkorb@gnu.org> 1523 1524 * fixinc/mkfixinc.sh(*-gnu*): activate fixinc for GNU/Hurd and 1525 GNU/Linux. 1526 15272000-12-05 Richard Earnshaw <rearnsha@arm.com> 1528 1529 * fixinc/mkfixinc.sh: Run fixinc on netbsd. 1530 * fixinc/inclhack.def (machine/ansi.h): Run this rule on all files, 1531 to cope with aliased copies. 1532 * fixinc/fixincl.x: Regenerate. 1533 15342000-12-05 Bernd Schmidt <bernds@redhat.co.uk> 1535 1536 * sched-vis.c: Guard with #ifdef INSN_SCHEDULING. 1537 * sched-rgn.c: Likewise. 1538 (rgn_print_insn): Fix output. 1539 15402000-12-05 Bruce Korb <bkorb@gnu.org> 1541 1542 * fixinc/Makefile.*: make these more consistent 1543 * fixinc/mkfixincl.sh: enable BeOS fixincludes 1544 15452000-12-05 Richard Henderson <rth@redhat.com> 1546 1547 * stmt.c (warn_if_unused_value): Move side effects test earlier. 1548 15492000-12-05 Alan Modra <alan@linuxcare.com.au> 1550 1551 * bb-reorder.c (reorder_basic_blocks): Do check for EH edges even 1552 when using sjlj. 1553 15542000-12-05 Richard Henderson <rth@redhat.com> 1555 1556 * flow.c (calculate_global_regs_live): Only force stack pointer 1557 live before reload. Force pic register live before reload. 1558 (insn_dead_p): Don't protect pic references from deletion. 1559 15602000-12-05 Joseph S. Myers <jsm28@cam.ac.uk> 1561 1562 * invoke.texi: Add support for using texi2pod.pl. Don't use 1563 @multitable. 1564 15652000-12-04 Nick Clifton <nickc@redhat.com> 1566 1567 * config/arm/arm.c (arm_override_options): Test 'insn_flags' not 1568 'tune_flags' for XScale nature. 1569 Remove spurious test of HARD_FLOAT and XScale flags. 1570 1571 * config/arm/arm.md (umulsidi3adddi): Restore "=&r" register 1572 contraint, accidentally changed during XScale contribution. 1573 1574 * config/arm/lib1funcs.asm (interwork_call_via_, call_via_): Do 1575 not create these functions if the target architecture does not 1576 support Thumb instructions. 1577 15782000-12-04 Joseph S. Myers <jsm28@cam.ac.uk> 1579 1580 * ONEWS: New file with the current contents of NEWS up to EGCS 1581 1.1. 1582 * NEWS: Generate automatically from online release notes from EGCS 1583 1.0 to GCC 2.95.2, using ../contrib/gennews. 1584 15852000-12-04 Neil Booth <neilb@earthling.net> 1586 1587 * tradcif.y: Move lexptr to top of file. Add rule to handle 1588 assertions in conditional expressions. 1589 * tradcpp.c (parse_answer): Assertions do not need to go to 1590 end of line in conditional directives. 1591 (parse_assertion): Get first character of identifiers correct. 1592 (test_assertion): New function. 1593 * tradcpp.h (test_assertion): New prototype. 1594 15952000-12-01 Rodney Brown <RodneyBrown@mynd.com> 1596 1597 * config.gcc: Fix typo for UnixWare 7. 1598 15992000-12-03 Phil Edwards <pme@sources.redhat.com> 1600 1601 * invoke.texi: Replace `pedwarns' with clearer text. 1602 16032000-12-04 Bruce Korb <bkorb@gnu.org> 1604 1605 * fixinc/Makefile.*(clean): don't clean autogenerated files. 1606 (mainainer-clean): clean autogenerated files 1607 16082000-12-04 DJ Delorie <dj@redhat.com> 1609 1610 * md.texi: Add overview, clarify match_dup and define_expand. 1611 16122000-12-04 DJ Delorie <dj@redhat.com> 1613 1614 * print-tree.c (print_node): Target-specific builtins print 1615 numbers, not names. 1616 16172000-12-04 Jason Merrill <jason@redhat.com> 1618 1619 * stor-layout.c (int_mode_for_mode): Handle MODE_VECTOR_INT, 1620 MODE_VECTOR_FLOAT. 1621 1622 * diagnostic.c (report_problematic_module): s/function/module/. 1623 1624 * c-lex.h: Remove decl for check_newline. 1625 16262000-12-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 1627 1628 * README.APOLLO: Remove obsolete file. 1629 16302000-12-04 Neil Booth <neilb@earthling.net> 1631 1632 * cppinternals.texi: New file. 1633 16342000-12-04 Neil Booth <neilb@earthling.net> 1635 1636 * cppfiles.c (cpp_make_system_header): Take 2 booleans, 1637 and operate on current buffer. 1638 (cpp_read_file): Rename _cpp_read_file. 1639 * cpplib.c (do_line, do_pragma_system_header): Update calls to 1640 cpp_make_system_header. 1641 * fix-header.c: Similarly. 1642 * cpphash.h (_cpp_read_file): Move from... 1643 * cpplib.h: ... here. 1644 * cppinit.c (do_includes, cpp_start_read): Update appropriately. 1645 16462000-12-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 1647 1648 * builtins.c (expand_builtin_strspn, expand_builtin_strcspn): 1649 Handle another transformation. 1650 16512000-12-03 Nick Clifton <nickc@redhat.com> 1652 1653 * config.gcc: Add support for StrongARM targets. 1654 * config/arm/t-strongarm-elf: New file. 1655 * config/arm/t-strongarm-coff: New file. 1656 * config/arm/t-strongarm-pe: New file. 1657 * config/arm/strongarm-pe.h: New file. 1658 16592000-12-03 Nick Clifton <nickc@redhat.com> 1660 1661 * NEWS: Mention XScale has been added. 1662 * config.gcc: Add support for XScale targets. 1663 * config/arm/arm.h: Add support for XScale processor. 1664 * config/arm/arm.c: Add support for XScale processor. 1665 * config/arm/arm.md: Add support for XScale processor. 1666 * config/arm/t-xscale-elf: New file. 1667 * config/arm/t-xscale-coff: New file. 1668 * config/arm/xscale-elf.h: New file. 1669 * config/arm/xscale-coff.h: New file. 1670 16712000-12-03 Richard Henderson <rth@redhat.com> 1672 1673 * bb-reorder.c (reorder_basic_blocks): Don't check for EH edges 1674 unless exception handling is enabled, and if not using sjlj. 1675 1676 * builtins.c (expand_builtin_setjmp_setup): New. 1677 (expand_builtin_setjmp_receiver): New. 1678 (expand_builtin_setjmp): Split out _setup and _receiver functions. 1679 Move argument parsing in from ... 1680 (expand_builtin): ... here. 1681 * except.c (receive_exception_label): Branch around receiver 1682 unless new-style exceptions. Call expand_builtin_setjmp_receiver. 1683 (start_dynamic_handler): Call expand_builtin_setjmp_setup. 1684 * expr.h: Update builtin setjmp decls. 1685 16862000-12-03 Bruce Korb <bkorb@gcc.org> 1687 1688 * fixinc/mkfixinc.sh(build machine): Sometimes, there is no canonical 1689 build machine name. Default to the target. 1690 16912000-12-03 Laurynas Biveinis <lauras@softhome.net> 1692 1693 * Makefile.in: use $(build_canonical), not $(canonical_build). 1694 16952000-12-03 Bernd Schmidt <bernds@redhat.co.uk> 1696 1697 * Makefile.in (OBJS): Add sched-rgn.o. 1698 (sched-rgn.o): New rule. * haifa-sched.c (sched_verbose): No 1699 longer static. 1700 (INSN_PRIORITY, INSN_COST, INSN_UNIT, INSN_REG_WEIGHT, 1701 INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK, ENCODE_BLOCKAGE, 1702 UNIT_BLOCKED, BLOCKAGE_RANGE, MIN_BLOCKAGE_COST, 1703 MAX_BLOCKAGE_COST): Move to sched-int.h. 1704 (MAX_RGN_BLOCKS, MAX_RGN_INSNS, INSN_REF_COUNT, FED_BY_SPEC_LOAD, 1705 IS_LOAD_INSN, struct haifa_edge, edge_table, NEXT_IN, NEXT_OUT, 1706 FROM_BLOCK, TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, 1707 OUT_EDGES, edgelst, struct region, nr_regions, rgn_table, 1708 rgn_bb_table, block_to_bb, containing_rgn, RGN_NR_BLOCKS, 1709 RGN_BLOCKS, BLOCK_TO_BB, BB_TO_BLOCK, CONTAINING_RGN, 1710 debug_regions, find_single_block_region, find_rgns, too_large, 1711 init_regions, current_nr_blocks, current_blocks, bitset, bitlst, 1712 bitlst_table_last, bitlst_table_size, bitlst_table, bitset_member, 1713 extract_bitlst, bblst, struct candidate, candidate_table, 1714 bblst_table, bblst_size, bblst_last, IS_VALID, IS_SPECULATIVE, 1715 SRC_PROB, target_bb, split_edges, compute_trg_info, 1716 debug_candidate, debug_candidates, bbset, bbset_size, dom, 1717 IS_RGN_ENTRY, IS_DOMINATED, prob, GET_SRC_PROB, edgeset, 1718 rgn_nr_edges, rgn_edges, edgeset_size, edgeset_bitsize, 1719 EDGE_TO_BIT, edge_to_bit, pot_split, ancestor_edges, 1720 compute_dom_prob_ps, ABS_VALUE, INSN_PROBABILITY, 1721 IS_SPECULATIVE_INSN, INSN_BB, MIN_DIFF_PRIORITY, MIN_PROBABILITY, 1722 MIN_PROB_DIFF, check_live_1, update_live_1, check_live, 1723 update_live, set_spec_fed, is_pfree, find_conditional_protection, 1724 is_conditionally_protected, may_trap_exp, haifa_classify_insn, 1725 is_prisky, is_exception_free, add_branch_dependences, 1726 propagate_deps, compute_block_backward_dependences, 1727 debug_dependencies, is_cfg_nonregular, build_control_flow, 1728 new_edge, bb_deps, BITSET_UNION, BITSET_INTER, BITSET_DIFFER, 1729 BITSET_INVERT, BITSET_ADD, BITSET_REMOVE, debug_regions, 1730 UPDATE_LOOP_RELATIONS, INSN_TRAP_CLASS, WORST_CLASS, IS_REACHABLE, 1731 CONST_BASED_ADDRESS_P, free_pending_lists, sched_target_n_insns, 1732 target_n_insns, sched_n_insns, init_ready_list, deaths_in_region, 1733 can_schedule_ready_p, new_ready, schedule_more_p, rgn_print_insn, 1734 rgn_rank, region_sched_info): Move to sched-rgn.c. 1735 (debug_reg_vector): Delete useless function. 1736 (get_bb_head_tail): Likewise. 1737 (insn_issue_delay, insn_cost, ready_add, get_block_head_tail, 1738 no_real_insns_p, rm_line_notes, save_line_notes, 1739 restore_line_notes, rm_redundant_line_notes, sched_init): No 1740 longer static. 1741 (rm_line_notes, save_line_notes, restore_line_notes, 1742 schedule_block, set_priorities): Change argument to be a real 1743 basic block, not one of haifa's "bb"s. All callers changed 1744 (rm_other_notes): Initialize note_list here, not in 1745 schedule_region. 1746 (sched_finish): New function, called from schedule_insn. * * 1747 sched-int.h (INSN_PRIORITY, INSN_COST, INSN_UNIT, INSN_REG_WEIGHT, 1748 INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK, ENCODE_BLOCKAGE, 1749 UNIT_BLOCKED, BLOCKAGE_RANGE, MIN_BLOCKAGE_COST, 1750 MAX_BLOCKAGE_COST): Moved here from haifa-sched.c. 1751 (get_block_head_tail, no_real_insns_p, rm_line_notes, 1752 save_line_notes, restore_line_notes, rm_redundant_line_notes, 1753 rm_other_notes, insn_issue_delay, set_priorities, schedule_block, 1754 sched_init, sched_finish, ready_add, insn_cost): Declare. 1755 17562000-12-03 Laurynas Biveinis <lauras@softhome.net> 1757 Bruce Korb <bkorb@gnu.org> 1758 1759 * Makefile.in: pass $(build_canonical) to mkfixinc.sh. 1760 * fixinc/mkfixinc.sh: accept build system name as an argument. 1761 Use it for choosing the fix build method. Use the target for 1762 selecting special fix rules. 1763 17642000-12-03 Bernd Schmidt <bernds@redhat.co.uk> 1765 1766 * Makefile.in (OBJS): Add sched-deps.o. 1767 (sched-deps.o): New rule. 1768 * haifa-sched.c (struct deps, struct haifa_insn_data): Moved to 1769 sched-int.h. 1770 (INSN_DEPEND, INSN_LUID, CANT_MOVE, INSN_DEP_COUNT): Macros moved to 1771 sched-int.h. 1772 (SIZE_FOR_MODE): Delete unused macro. 1773 (reg_known_equiv_p, reg_known_value, reg_pending_clobbers, 1774 reg_pending_sets, reg_pending_sets_all, true_dependency_cache, 1775 anti_dependency_cache, output_dependency_cache, 1776 forward_dependency_cache): Variables moved to sched-deps.c. 1777 (add_dependence, remove_dependence, find_insn_list, 1778 find_insn_mem_list, add_insn_mem_dependence, flush_pending_lists, 1779 sched_analyze_insn, sched_analyze_1, sched_analyze_2, 1780 sched_analyze, group_leader, compute_forward_dependences, 1781 init_deps, free_deps, init_dependency_caches, free_dependency_caches): 1782 Functions moved to sched-deps.c. 1783 (schedule_region): Call init_deps_global and finish_deps_global 1784 instead of directly manipulating dependency data structures. 1785 * sched-deps.c: New file. 1786 (init_deps_global, finish_deps_global): New functions. 1787 * sched-int.h (struct haifa_insn_data, struct deps): Moved here from 1788 haifa-sched.c. 1789 (h_i_d): Declare. 1790 (INSN_DEPEND, INSN_LUID, CANT_MOVE, INSN_DEP_COUNT): Macros moved here 1791 from haifa-sched.c. 1792 1793 * Makefile.in (OBJS): Add sched-vis.o. 1794 (sched-vis.o): New rule. 1795 * haifa-sched.c (get_unit_last_insn): New function. 1796 (sched_dump, insn_unit, actual_hazard_this_instance): No longer 1797 static. 1798 (schedule_block): Call visualize_alloc and visualize_free. Delete 1799 spurious return statement. 1800 (init_target_units, insn_print_units, get_visual_tbl_length, 1801 init_block_visualization, print_block_visualization, safe_concat, 1802 visualize_scheduled_inns, visualize_no_unit, visualize_stall_cycles, 1803 print_exp, print_value, print_pattern, print_insn, target_units, 1804 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines, visual_tbl, 1805 n_vis_no_unit, vis_no_unit): Move scheduling visualization 1806 functions/variables... 1807 * sched-vis.c: ...here. New file. 1808 (visualize_alloc, visualize_free): New functions. 1809 (visualize_scheduled_insns, visualize_stall_cycles, 1810 print_block_visualization): Lose basic block argument. All callers 1811 changed. 1812 (visualize_scheduled_insns): Use new function get_unit_last_insn. 1813 * sched-int.h (current_sched_info, sched_dump): Declare. 1814 (init_target_units, insn_print_units, init_block_visualization, 1815 print_block_visualization, visualize_scheduled_inns, 1816 visualize_no_unit, visualize_stall_cycles, visualize_alloc, 1817 visualize_free): Declare functions. 1818 1819 * sched-int.h: New file. 1820 * Makefile.in (haifa-sched.o): Depend on it. 1821 * haifa-sched.c: Include it. 1822 (no_real_insns_p): New function. 1823 (current_sched_info): New static variable. 1824 (__inline, HAIFA_INLINE): Moved to sched-int.h. 1825 (get_block_head_tail): Minor cleanup. 1826 (init_ready_list, can_schedule_ready_p, new_ready, schedule_more_p, 1827 rgn_print_insn, rgn_rank): New functions, broken out of 1828 rank_for_schedule, schedule_insn and schedule_block, where they 1829 are now called through function pointers in current_sched_info. 1830 (queue_insn, schedule_insn, queue_to_ready, debug_ready_list, 1831 print_insn): To display uid and block number, call the print_insn 1832 function pointer in current_schedule_info. 1833 (region_sched_info): New static variable. 1834 (sched_target_n_insns, sched_n_insns, target_n_insns): New global 1835 variables, moved out of schedule_block. 1836 (schedule_block): Return void. All callers changed. 1837 Move some of the setup code into schedule_region. Get head/tail 1838 from current_sched_info, and update it when done. 1839 (schedule_region): Slightly rearranged, some code moved here from 1840 schedule_block. Call no_real_insns_p to avoid doing work for a 1841 block that consists only of notes and labels. 1842 (schedule_insns): Initialize current_sched_info. 1843 18442000-12-03 Neil Booth <neilb@earthling.net> 1845 1846 * cppmacro.c (funlike_invocation_p): Re-disable macros enabled 1847 by contexts drops AFTER argument pre-expansion, so that they 1848 remain enabled during argument pre-expansion. 1849 (_cpp_pop_context): Unconditionally re-enable a macro when 1850 dropping a context level. 1851 18522000-12-03 Manfred Hollstein <manfredh@redhat.com> 1853 1854 * arm/t-linux (MULTILIB_OPTIONS): Comment. 1855 (MULTILIB_DIRNAMES): Likewise. 1856 (EXTRA_MULTILIB_PARTS): Likewise. 1857 (LIBGCC): Likewise. 1858 (INSTALL_LIBGCC): Likewise. 1859 18602000-12-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 1861 1862 * builtins.c (expand_builtin_strcat, expand_builtin_strncat, 1863 expand_builtin_strspn, expand_builtin_strcspn): New functions. 1864 (expand_builtin): Handle BUILT_IN_STRCAT, BUILT_IN_STRNCAT, 1865 BUILT_IN_STRSPN and BUILT_IN_STRCSPN. 1866 1867 * builtins.def (BUILT_IN_STRCAT, BUILT_IN_STRNCAT, 1868 BUILT_IN_STRSPN, BUILT_IN_STRCSPN): New entries. 1869 1870 * c-common.c (c_common_nodes_and_builtins): Declare builtin 1871 strcat, strncat, strspn and strcspn. 1872 (string_ftype_string_cstring): Renamed from `string_ftype_ptr_ptr'. 1873 1874 * extend.texi (strcat, strcspn, strncat, strspn): Document new 1875 builtins. 1876 18772000-12-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 1878 1879 * builtins.c (expand_builtin_strcmp): Use const*_rtx when 1880 expanding strcmp at compile-time. Add another transformation. 1881 (expand_builtin_strncmp): Add more transformations. Call 1882 expand_builtin_memcmp, not expand_builtin_strcmp, under 1883 appropriate conditions if HAVE_cmpstrsi. 1884 18852000-12-02 David Edelsohn <edelsohn@gnu.org> 1886 1887 * rs6000.md (anddi3_internal[23]): Prefer rldic? over andis 1888 instruction. 1889 (cr logic): Really make operands sequential. 1890 18912000-12-02 Geoffrey Keating <geoffk@redhat.com> 1892 1893 * c-common.c (combine_strings): When the ISO C standard specifies 1894 the maximum length of a string, it doesn't include the trailing 1895 zero byte. 1896 1897 * cpplib.c (do_ifdef): Add check_eol() call. 1898 (do_ifndef): Likewise. 1899 19002000-12-02 Daniel Berlin <dberlin@redhat.com> 1901 Bruce Korb <bkorb@gnu.org> 1902 1903 * fixinc/*: global substitute /__MSDOS__/SEPARATE_FIX_PROC/ 1904 * fixinc/mkfixinc.sh: prepare to use Makefile.BEOS for *-*-beos* 1905 * fixinc/Makefile.DOS: define SEPARATE_FIX_PROC for build 1906 * fixinc/fixfix.c(wrap_fix): avoid wrapping files that 1907 use the "__need_" hackery. It breaks them. 1908 * fixinc/fixincl.c(process - SEPARATE_FIX_PROC): 1909 Sometimes on DOS and BeOS the temp output file cannot be opened. 1910 Skip the file noisily. Ought to be fixed instead. 1911 19122000-12-02 Bruce Korb <bkorb@gnu.org> 1913 1914 From: 2000-11-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 1915 1916 * fixfixes.c (emit_gnu_type, format_write): Prototype. 1917 (format_write, char_macro_use_fix, char_macro_def_fix): Use gcc's 1918 custom uppercase ctype macros. 1919 * fixincl.c (do_version): Make static and add ATTRIBUTE_NORETURN. 1920 Use gcc's custom uppercase ctype macros. 1921 (main): Prototype. 1922 (machine_matches): Add static prototype and constify variable. 1923 (create_file, test_test, egrep_test): Add static prototype. 1924 (quoted_file_exists): Likewise, and constify parameters. 1925 (extract_quoted_files, internal_fix, start_fixer, fix_applies, 1926 write_replacement, test_for_changes): Add static prototype. 1927 (write_replacement, test_for_changes): Delete excess argument to 1928 `create_file'. 1929 * fixtests.c (test): Make static. 1930 * server.c (load_data, sig_handler, server_setup, find_shell): Add 1931 static prototype. 1932 (sig_handler): Mark parameter with ATTRIBUTE_UNUSED. 1933 19342000-12-02 Bruce Korb <bkorb@gnu.org> 1935 1936 * fixnc/mkfixinc.sh(msdosdjgpp): remove from fixincludes exception list 1937 (per Laurynas Biveinis <lauras@softhome.net>) 1938 19392000-12-02 Richard Earnshaw <rearnsha@arm.com> 1940 1941 * arm.h (ARM_REGNO_OK_FOR_BASE_P, THUMB_REGNO_MODE_OK_FOR_BASE_P): New 1942 macros. 1943 (REGNO_MODE_OK_FOR_BASE_P): Define in terms of above. 1944 (REGNO_OK_FOR_FOR_BASE_P): Delete. 1945 (ARM_REG_OK_FOR_BASE_P, THUMB_REG_MODE_OK_FOR_BASE_P): New macros for 1946 both strict and non-strict uses. 1947 (REG_MODE_OK_FOR_BASE_P): Define in terms of above. 1948 (ARM_REG_OK_FOR_INDEX_P, THUMB_REG_OK_FOR_INDEX_P): New macros. 1949 (REG_OK_FOR_INDEX_P): Define in terms of above. 1950 (REG_OK_FOR_BASE_P): Delete. 1951 (REG_OK_FOR_PRE_POST_P): Delete. 1952 (ARM_BASE_REGISTER_RTX_P): Renamed from BASE_REGISTER_RTX_P. 1953 (ARM_INDEX_REGISTER_RTX_P): Renamed from INDEX_REGISTER_RTX_P. 1954 (ARM_GO_IF_LEGITIMATE_INDEX): Renamed from GO_IF_LEGITIMATE_INDEX. 1955 (THUMB_LEGITIMATE_OFFSET): Renamed from LEGITIMATE_OFFSET. 1956 (ARM_GO_IF_LEGITIMATE_ADDRESS): Adjust for name changes. Use ARM 1957 specific variants rather than general ones. Use ARM_REG_OK_FOR_BASE_P 1958 in pre/post increment cases. 1959 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Similarly for Thumb. 1960 (ARM_LEGITIMIZE_ADDRESS): Similarly. 1961 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Similarly. 1962 * arm.c (legitimate_pic_address): Similarly. 1963 19642000-12-02 Neil Booth <neilb@earthling.net> 1965 1966 * tradcpp.c (struct answer, parse_assertion, parse_answer, 1967 canonicalize_text, find_answer): New. 1968 (do_assert, do_unassert): Provide appropriate function bodies. 1969 (union hashval): New member answers. 1970 19712000-11-23 Marek Michalkiewicz <marekm@linux.org.pl> 1972 1973 * config/avr/avr.md: Document UNSPEC usage. 1974 (*tablejump_rjmp, *tablejump_lib, *tablejump_enh, *tablejump): 1975 Make operand 0 input only, clobber it. Use UNSPEC, not a bogus 1976 MEM for program memory word reference. Do not add the label to 1977 the table index in each of the asm output templates, instead ... 1978 (casesi): ... do it in RTL. Adjust to match the above change. 1979 19802000-12-02 Bernd Schmidt <bernds@redhat.co.uk> 1981 1982 * c-common.c (PTRDIFF_TYPE): Provide default here, ... 1983 * c-decl.c: ... not here. 1984 1985 * haifa-sched.c (sched_dump): Renamed from dump. All users changed. 1986 (old_max_uid): New variable. 1987 (compute_forward_dependences): Renamed from 1988 compute_block_forward_dependences; changed to accept block head and 1989 tail instead of block number. Caller changed. 1990 (free_deps, init_dependency_caches, free_dependency_caches, 1991 init_regions, sched_init): New functions, split out from 1992 schedule_insns and compute_block_backward_dependences. 1993 19942000-12-02 Neil Booth <neilb@earthling.net> 1995 1996 * cppexp.c (parse_number): Update diagnostic test. 1997 19982000-12-02 Bernd Schmidt <bernds@redhat.co.uk> 1999 2000 * reload1.c (free_for_value_p): New function, frontend to 2001 reload_reg_free_for_value_p. All callers of the latter now call 2002 this function with an additional mode argument. 2003 20042000-12-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 2005 2006 * install.texi (Configurations): Remove obsolete documentation for 2007 hppa*-*-*. 2008 20092000-12-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 2010 2011 * install.texi (Installation): Remove obsolete description for 2012 libstdc++ which is now an integral part of GCC. 2013 20142000-12-01 Jim Blandy <jimb@redhat.com> 2015 2016 * dbxout.c (dbxout_parms): Correctly describe parameters passed by 2017 invisible reference in registers, but then spilled to the stack. 2018 Remove code to emit a second stab for such parameters; it attempts 2019 to describe the value's location by introducing a synthetic C++ 2020 `reference' type, and then saying the stack slot has that 2021 reference type. This loses type information (breaking GDB's 2022 `ptype' command, among other things) just to describe a location 2023 which stabs can represent correctly in other ways. 2024 20252000-12-01 Alexandre Oliva <aoliva@redhat.com> 2026 2027 * final.c (output_addr_const) <PLUS>: Don't assume at least one 2028 operand is a CONST_INT. 2029 2030 * config/sh/sh.c (reg_class_from_letter): Assign `k' to SIBCALL_REGS. 2031 (machine_dependent_reorg): Split all insns. 2032 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Compute 2033 reg_class_contents[SIBCALL_REGS]. 2034 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Add SIBCALL_REGS. 2035 * config/sh/sh.md (calli_pcrel, call_pcrel, call_valuei_pcrel, 2036 call_value_pcrel, call, call_value, sibcall): Match even when 2037 not optimizing. 2038 (sibcalli_pcrel, sibcall_pcrel): Likewise. Use constraint `k' 2039 for call address. 2040 (sibcalli): Likewise. 2041 20422000-12-01 Joseph S. Myers <jsm28@cam.ac.uk> 2043 2044 * c-common.c (warn_format, warn_format_y2k, 2045 warn_format_extra_args, warn_format_nonliteral): Define. 2046 (check_format_info): Check warn_format_nonliteral and 2047 warn_format_extra_args. 2048 (check_format_info_main): Check warn_format_y2k. 2049 (set_Wformat): New function. 2050 * c-common.h (warn_format_y2k, warn_format_extra_args, 2051 warn_format_nonliteral, set_Wformat): Declare. 2052 * c-decl.c (warn_format): Remove definition. 2053 (c_decode_option): Handle -Wformat-nonliteral, 2054 -Wno-format-extra-args and -Wno-format-y2k, and negated versions. 2055 Use set_Wformat. 2056 * invoke.texi: Document these new options and -Wformat=2. 2057 * toplev.c (documented_lang_options): Add these new options. 2058 20592000-12-01 Joseph S. Myers <jsm28@cam.ac.uk> 2060 2061 * builtins.def (BUILT_IN_IMAXABS): Add. 2062 * builtins.c (expand_builtin): Also abort on BUILT_IN_IMAXABS. 2063 * c-common.c (c_common_nodes_and_builtins): Create builtin 2064 functions __builtin_imaxabs, and plain imaxabs unless 2065 flag_no_nonansi_builtin outside C99 mode. 2066 (expand_tree_builtin): Handle BUILT_IN_IMAXABS. 2067 * extend.texi: Document builtin imaxabs. 2068 20692000-12-01 Joseph S. Myers <jsm28@cam.ac.uk> 2070 2071 * c-common.c: Include "defaults.h". 2072 (WINT_TYPE, INTMAX_TYPE, UINTMAX_TYPE): Define. 2073 (c_common_nodes_and_builtins): Create string_type_node, 2074 const_string_type_node, wint_type_node, intmax_type_node, 2075 uintmax_type_node, default_function_type, ptrdiff_type_node and 2076 unsigned_ptrdiff_type_node. 2077 * c-common.h (identifier_global_value): Declare. 2078 * c-decl.c (WINT_TYPE, INTMAX_TYPE, UINTMAX_TYPE): Don't define. 2079 (init_decl_processing): Don't create string_type_node, 2080 const_string_type_node, wint_type_node, intmax_type_node, 2081 uintmax_type_node, default_function_type, ptrdiff_type_node and 2082 unsigned_ptrdiff_type_node. 2083 (identifier_global_value): New function. 2084 20852000-12-01 Neil Booth <neilb@earthling.net> 2086 2087 * cppinit.c (initialize): Forgotten prototype. 2088 * cpplex.c (_cpp_lex_token): Loop until not skipping. 2089 Always clear PREV_WHITE upon meeting a new line. 2090 * cpplib.c (end_directive): Set pfile->skipping after 2091 skip_rest_of_line. 2092 * cpplib.h (cpp_reader): Remove macro_pos. 2093 * cppmacro.c (cpp_get_line): Don't do anything special inside 2094 macros. 2095 (parse_arg): Add PREV_WHITE if a token appears after new lines. 2096 (funlike_invocation_p): Save and restore the output position 2097 over a successful check for a '('. 2098 (enter_macro_context): Delete uses of macro_pos. 2099 (cpp_get_token): Don't use pfile->skipping. 2100 21012000-12-01 Phil Edwards <pme@sources.redhat.com> 2102 2103 * diagnostic.c: Fix typos in comments. 2104 * diagnostic.h: Likewise. 2105 21062000-11-30 Phil Edwards <pme@sources.redhat.com> 2107 2108 * rtl.texi (Machine Modes): Document BImode and OImode. 2109 21102000-12-01 Joseph S. Myers <jsm28@cam.ac.uk> 2111 2112 * gcc.c (default_compilers): Add suffixes .mi, .cp, .ii, .FOR and 2113 .FPP. 2114 21152000-12-01 Joseph S. Myers <jsm28@cam.ac.uk> 2116 2117 * c-decl.c (grokdeclarator): If pedantic, warn about arrays with 2118 incomplete element type. 2119 (grokparms): Before checking for incomplete parameter type, check 2120 the type isn't error_mark_node. 2121 21222000-12-01 Jakub Jelinek <jakub@redhat.com> 2123 2124 * builtins.c (target_char_cast): New function. 2125 (expand_builtin_strchr): Use it. 2126 (expand_builtin_strrchr): Use it. 2127 (builtin_memset_read_str): New function. 2128 (expand_builtin_memset): Use target_char_cast. 2129 Try to optimize memset with second argument nonzero using 2130 store_by_pieces. 2131 21322000-11-30 Marek Michalkiewicz <marekm@linux.org.pl> 2133 2134 * install.texi (avr): Replace incomplete list of supported MCU 2135 types with a link to the current one ... 2136 * invoke.texi (AVR Options): ... here. Update -mmcu= to list 2137 all supported MCU types. Document -minit-stack= default. 2138 Document new options -mno-tablejump, -mtiny-stack. 2139 * md.texi (AVR family): Fix typo in 'w' constraint letter 2140 description. Document 'q'. Update 'O'. 2141 21422000-12-01 Bernd Schmidt <bernds@redhat.co.uk> 2143 2144 * combine.c (cant_combine_insn_p): Only disallow insns involving 2145 hard regs if they are reg-reg moves. 2146 (try_combine, can_combine_p, combinable_i3pat): Delete old 2147 SMALL_REGISTER_CLASSES tests. 2148 21492000-12-01 Alexandre Oliva <aoliva@redhat.com> 2150 2151 * config/sh/sh.c (shiftcosts): Don't get INTVAL before testing 2152 whether X is a CONST_INT. 2153 (addsubcosts): Likewise. 2154 2155 * config/sh/sh.h (OUTPUT_ADDR_CONST_EXTRA): Use INTVAL instead of 2156 mis-used XINT. 2157 (ARG_POINTER_REGNUM): Set to AP_REG. 2158 21592000-11-30 Alexandre Oliva <aoliva@redhat.com> 2160 2161 * config/sh/sh.md (fpu_switch0, fpu_switch1, movpsi, fpu_switch, 2162 splits): Only match on TARGET_SH4. 2163 2164 * combine.c (try_combine): Disregard USEs when updating LOG_LINKS 2165 of subsequent insns. 2166 21672000-11-30 Richard Henderson <rth@redhat.com> 2168 2169 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Disable. 2170 * config/alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise. 2171 21722000-11-30 Richard Henderson <rth@redhat.com> 2173 2174 * config/alpha/elf.h (ASM_OUTPUT_SECTION_NAME): Copy elfos.h defn. 2175 (DO_SELECT_SECTION): New. 2176 (SELECT_SECTION): Use it. 2177 (UNIQUE_SECTION_P): New. 2178 (UNIQUE_SECTION): New. 2179 21802000-11-30 Alexandre Oliva <aoliva@redhat.com> 2181 2182 * c-common.c (status_warning) [! ANSI_PROTOTYPES]: Load status 2183 from va_list before using it. 2184 21852000-11-30 Michael Matz <matzmich@cs.tu-berlin.de> 2186 2187 * flow.c (make_edge): Early out, if no flags to set. 2188 (calculate_global_regs_live): Clear out garbage only when necessary. 2189 2190 * simplify-rtx.c (varray_type used_regs): New. 2191 (clear_table): Use it to only clear necessary items. 2192 (cselib_lookup, cselib_record_set): Remember newly set items. 2193 (cselib_update_varray_sizes, cselib_init): Initialize and grow 2194 used_regs. 2195 2196 * local-alloc.c (update_equiv_regs): New local `cleared_regs'. 2197 Move clearing of dead regs out of insn-loop. 2198 21992000-11-30 Richard Henderson <rth@redhat.com> 2200 2201 * calls.c (expand_call): Emit queued insns before creating 2202 the tail recursion sequence. 2203 22042000-11-30 J. David Anglin <dave.anglin@nrc.ca> 2205 Bruce Korb <bkorb@gnu.org> 2206 2207 * fixinc/inclhack.def(): prevent dual double definition protection 2208 * fixinc/fixincl.x: regenerate 2209 22102000-11-29 Loren J. Rittle <ljrittle@acm.org> 2211 2212 * fixinc/Makefile.in (fixincl.x): Explicitly state the 2213 location of the generated file. 2214 22152000-11-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 2216 2217 * README.FRESCO: Remove obsolete file. 2218 22192000-11-30 Mark Kettenis <kettenis@gnu.org> 2220 2221 * config/t-gnu (LIBGCC1, CROSS_LIBGCC1, CRTSTUFF_T_CFLAGS, 2222 TARGET_LIBGCC2_CFLAGS): Remove. We now use the settings from 2223 config/t-linux for the Hurd. 2224 22252000-11-30 Stephane Carrez <Stephane.Carrez@worldnet.fr> 2226 2227 * config/mn10200/udivmod.c, config/mn10200/divmod.c, 2228 config/mn10200/udivmodsi4.c: Moved from here. 2229 * config/udivmod.c, config/divmod.c, config/udivmodsi4.c: To here. 2230 * config/mn10200/t-mn10200 (LIB2FUNCS_EXTRA): Use the generic 2231 C division functions. 2232 * config/m68hc11/t-m68hc11-gas (LIB2FUNCS_EXTRA): Likewise. 2233 2234Thu Nov 30 01:12:52 2000 Jeffrey A Law (law@cygnus.com) 2235 2236 * pa.md (conditional moves): Avoid holes in operand list. 2237 (mod, umod patterns): Similarly. 2238 (variable extract/shift patterns): Similarly. 2239 22402000-11-30 Neil Booth <neilb@earthling.net> 2241 2242 * objc/objc-act.c (lang_init, finish_file, maybe_objc_comptypes, 2243 maybe_objc_check_decl, build_objc_string_object, 2244 objc_declare_alias, objc_declare_class, build_message_expr, 2245 build_protocol_expr, build_selector_expr, build_encode_expr, 2246 get_class_ivars, start_class, start_protocol): Remove 2247 redundant code, assuming doing_objc_thang is true. 2248 22492000-11-29 John David Anglin <dave@hiauly1.hia.nrc.ca> 2250 2251 * pa.c (restore_unscaled_index_insn_codes): Delete procedure. 2252 (record_unscaled_index_insn_codes): Likewise. 2253 (unscaled_index_insn_codes): Delete. 2254 (max_unscaled_index_insn_codes_uid): Delete. 2255 (output_function_prologue, output_function_epilogue, pa_reorg): 2256 Don't use the unscaled index insn hack. 2257 2258 * pa.md: Remove hack from all index insns to reverse the operand 2259 order of frame and stack pointer references incorrectly created 2260 in the reload pass. 2261 2262 * function.h (emit_status): Delete member regno_pointer_flag and 2263 rename regno_pointer_flag_length to regno_pointer_align_length. 2264 Delete define for REGNO_POINTER_FLAG. 2265 * integrate.h (inline_remap): Delete member regno_pointer_flag. 2266 Add member x_regno_reg_rtx. 2267 * rtl.h (rtx_def): Use frame_related bit to indicate register is 2268 a pointer in REG expressions. Define REG_POINTER macro. 2269 * alias.c (find_base_value, find_base_term): Use REG_POINTER 2270 instead of REGNO_POINTER_FLAG. 2271 * combine.c (nonzero_bits, num_sign_bit_copies): Likewise. 2272 * emit-rtl.c (gen_reg_rtx): Use regno_pointer_align_length instead 2273 of regno_pointer_flag_length. Remove code which refers to 2274 regno_pointer_flag. 2275 (mark_reg_pointer): Use REG_POINTER. 2276 (free_emit_status): Remove code which refers to regno_pointer_flag. 2277 (init_emit, mark_emit_status): Likewise. 2278 * flow.c (dump_flow_info): Likewise. 2279 * function.c (preserve_temp_slots): Likewise. 2280 * integrate.c (expand_inline_function, copy_rtx_and_substitute): 2281 Use x_regno_reg_rtx instead of regno_pointer_flag for function 2282 pointer determination in map. 2283 * loop.c (strength_reduce, maybe_eliminate_biv_1): Use REG_POINTER. 2284 * predict.c (estimate_probability): Likewise. 2285 * regclass.c (record_address_regs, reg_scan_mark_refs): Likewise. 2286 * unroll.c (unroll_loop): Use x_regno_reg_rtx instead of 2287 regno_pointer_flag for function pointer determination in map. 2288 * convex.h (RTX_COSTS): Don't test regno_pointer_flag and use 2289 REG_POINTER. 2290 * pa.c (hppa_legitimize_address, emit_move_sequence, basereg_operand): 2291 Use REG_POINTER. 2292 (restore_unscaled_index_insn_codes): Revise comment. 2293 2294 * expr.c (do_compare_and_jump): Add missing TYPE_MODE in statement. 2295 22962000-11-30 Joseph S. Myers <jsm28@cam.ac.uk> 2297 2298 * extend.texi: Update documentation for attributes. 2299 23002000-11-29 David O'Brien <obrien@FreeBSD.org> 2301 2302 * config/alpha/elf.h (IDENT_ASM_OP): Protect the #define. 2303 (ASM_DECLARE_OBJECT_NAME): Same. 2304 (ASM_FILE_END): Same. 2305 (ASM_FINISH_DECLARE_OBJECT): Same. 2306 (ASM_IDENTIFY_GCC): Same. 2307 (ASM_IDENTIFY_LANGUAGE): Same. 2308 (ASM_OUTPUT_CONSTRUCTOR): Same. 2309 (ASM_OUTPUT_DEF): Same. 2310 (ASM_OUTPUT_DESTRUCTOR): Same. 2311 (ASM_OUTPUT_EXTERNAL_LIBCALL): Same. 2312 (ASM_OUTPUT_SECTION_NAME): Same. 2313 (ASM_WEAKEN_LABEL): Same. 2314 (BSS_SECTION_ASM_OP): Same. 2315 (COMMON_ASM_OP): Same. 2316 (CONST_SECTION_ASM_OP): Same. 2317 (CONST_SECTION_FUNCTION): Same. 2318 (CTORS_SECTION_ASM_OP): Same. 2319 (DTORS_SECTION_ASM_OP): Same. 2320 (ESCAPES): Same. 2321 (FINI_SECTION_ASM_OP): Same. 2322 (IDENT_ASM_OP): Same. 2323 (IDENT_ASM_OP): Same. 2324 (INIT_SECTION_ASM_OP): Same. 2325 (INT_ASM_OP): Same. 2326 (MAX_OFILE_ALIGNMENT): Same. 2327 (SBSS_SECTION_ASM_OP): Same. 2328 (SDATA_SECTION_ASM_OP): Same. 2329 (SECTION_FUNCTION_TEMPLATE): Same. 2330 (SELECT_SECTION): Same. 2331 (SE_CONST_SECTION): Same. 2332 (SIZE_ASM_OP): Same. 2333 (SKIP_ASM_OP): Same. 2334 (STRING_ASM_OP): Same. 2335 (STRING_LIMIT): Same. 2336 (TYPE_ASM_OP): Same. 2337 (TYPE_OPERAND_FMT): Same. 2338 23392000-11-29 Neil Booth <neilb@earthling.net> 2340 2341 * c-decl.c (c_decode_option): Don't handle -lang-objc. 2342 * objc/lang-options.h: Remove -lang-objc. 2343 * objc/lang-specs.h: Don't pass -lang-objc to cc1obj. 2344 * objc/objc-act.c (lang_init_options): Set c_language. 2345 23462000-11-29 Jakub Jelinek <jakub@redhat.com> 2347 2348 * expr.c (can_store_by_pieces): Reinitialize max_size for reverse 2349 tests. 2350 23512000-11-29 Neil Booth <neilb@earthling.net> 2352 2353 * c-pragma.c (init_pragma): Update for parse_in type change. 2354 23552000-11-29 Laurynas Biveinis <lauras@softhome.net> 2356 2357 * configure.in: recognize DOS-style absolute paths. 2358 23592000-11-29 Jakub Jelinek <jakub@redhat.com> 2360 2361 * expr.h (store_by_pieces): Add prototype. 2362 (can_store_by_pieces): Likewise. 2363 * expr.c (struct store_by_pieces): Renamed from clear_by_pieces. 2364 (can_store_by_pieces): New. 2365 (store_by_pieces): New. 2366 (clear_by_pieces): New. 2367 (clear_by_pieces_1): New. 2368 (store_by_pieces_1): Renamed from clear_by_pieces, handle storing 2369 arbitrary compiler generated constants into memory block. 2370 (store_by_pieces_2): Renamed from clear_by_pieces_1, likewise. 2371 * builtins.c (c_readstr): New. 2372 (builtin_memcpy_read_str): New. 2373 (expand_builtin_memcpy): If src is string constant and 2374 emit_block_move would move it by pieces, compute integer constants 2375 from the string and store it into memory block instead. 2376 (builtin_strncpy_read_str): New. 2377 (expand_builtin_strncpy): If N is not constant zero and c_strlen does 2378 not return INTEGER_CST, don't optimize. 2379 If N is larger than strlen(src) + 1, try to copy the string 2380 including padding with store_by_pieces. 2381 (expand_builtin_strcmp): If both arguments have side effects, don't 2382 optimize. 2383 (expand_builtin_fputs): If STR has side effects, don't optimize. 2384 23852000-11-29 Richard Earnshaw <rearnsha@arm.com> 2386 2387 * arm.md (sibcall, sibcall_value, sibcall_insn, sibcall_value_insn): 2388 Add use of link register. 2389 23902000-11-29 Joseph S. Myers <jsm28@cam.ac.uk> 2391 2392 * extend.texi: Update documentation for default format attributes. 2393 2394Tue Nov 28 21:56:45 2000 Jeffrey A Law (law@cygnus.com) 2395 2396 * pa/pa-64.h (ASM_OUTPUT_SECTION_NAME): Use a hash table, not 2397 a list, to keep track of the sections. 2398 23992000-11-28 Nick Clifton <nickc@redhat.com> 2400 2401 * config/arm/arm.md (pic_load_addr): Split into 2402 pic_load_addr_arm and pic_load_addr_thumb. 2403 2404 * config/arm/arm.c (legitimize_pic_address): Generate either 2405 ARM or Thumb versions of pic_load_addr. 2406 (arm_finalize_pic): Generate either ARM or Thumb versions of 2407 pic_load_addr. 2408 24092000-11-28 Richard Henderson <rth@redhat.com> 2410 2411 * calls.c (expand_call): Defer const/pure NO_DEFER_POP until 2412 after sibcall do_pending_stack_adjust. 2413 2414Wed Nov 29 00:08:23 2000 J"orn Rennecke <amylaar@redhat.com> 2415 2416 * jump.c (delete_insn): Check that REG_LABEL note actually contains 2417 a CODE_LABEL. 2418 24192000-11-28 Neil Booth <neilb@earthling.net> 2420 2421 * c-common.h: Remove flag_digraphs. 2422 * c-decl.c: Remove flag_digraphs. 2423 (c_decode_option): Don't set it. 2424 * c-lex.c (init_c_lex): Don't do anything for digraphs. 2425 24262000-11-28 Richard Henderson <rth@redhat.com> 2427 2428 * c-parse.in (finish_parse): Update for parse_in type change. 2429 (_yylex): Likewise. 2430 24312000-11-28 Neil Booth <neilb@earthling.net> 2432 2433 * cppmacro.c (cpp_scan_buffer_nooutput): Take a boolean 2434 indicating whether to scan all buffers on the stack or 2435 just one. 2436 * cppinit.c (do_includes): Update. 2437 * cppmain.c (main): Update. 2438 * cpplib.h: Update prototype. 2439 24402000-11-28 Richard Henderson <rth@redhat.com> 2441 2442 * genoutput.c (validate_insn_operands): New. 2443 (gen_insn): Call it. 2444 2445 * config/alpha/alpha.md (divmodsi_internal): Renumber operands. 2446 (divmoddi_internal): Likewise. 2447 * config/arm/arm.md (andsi3_compare0_scratch): Likewise. 2448 * config/i960/i960.md (branch patterns): Likewise. 2449 * config/ia64/ia64.md (tbit_and_0): Likewise. 2450 (tbit_and_1, tbit_or_0, tbit_or_1): Likewise. 2451 * config/m68k/m68k.md (zero_extract memory patterns): Likewise. 2452 * config/mips/mips.md (divmodsi4_internal): Likewise. 2453 (divmoddi4_internal): Likewise. 2454 * config/rs6000/rs6000.md (call patterns): Likewise. 2455 * config/sh/sh.md (movsi_y): Likewise. 2456 * config/sparc/sparc.md: Comment out if 0 v8p shift pattern. 2457 24582000-11-28 Richard Henderson <rth@redhat.com> 2459 2460 * config.gcc: Kill residual pyramid support. 2461 24622000-11-28 Neil Booth <neilb@earthling.net> 2463 2464 * c-lex.h (parse_in): Change parse_in to a cpp_reader *. 2465 * c-decl.c (c_decode_option): Update to match. 2466 * c-lex.c (init_c_lex, yyparse): Update to match. 2467 * c-lang.c (lang_init_options): Use cpp_create_reader. 2468 * cppinit.c (cpp_init): Rename initialize. 2469 (cpp_reader_init): Rename cpp_create_reader. Create the 2470 reader. Initialize cpplib if appropriate. 2471 * cpplib.h (cpp_create_reader) New prototype. 2472 (cpp_init, cpp_reader_init): Delete prototypes. 2473 * cppmain.c (general_init, setup_callbacks): New functions. 2474 (main): Use them. 2475 * fix-header.c (scan_in): Change type to cpp_reader *. 2476 (read_scan_file): Update for new cpplib interface and scan_in type. 2477 2478 * cp/decl.c (parse_in): Change to cpp_reader *. 2479 (lang_decode_option): Update. 2480 * cp/lex.c (lang_init_options): Use new cpplib interface. 2481 (init_cp_pragma, finish_parse, handle_pragma_implementation): Update. 2482 * cp/spew.c (read_token): Update. 2483 * objc/objc-act.c (lang_init_options): Update new cpplib interface. 2484 24852000-11-28 Jakub Jelinek <jakub@redhat.com> 2486 2487 * loop.c (load_mems): Avoid using next_label to find end_label. If 2488 jumping outside of the loop (other than loop end), don't hoist MEMs 2489 out of loop. 2490 24912000-11-28 Jan Hubicka <jh@suse.cz> 2492 2493 * calls.c (expand_call): Don't disable tail recursion based 2494 on the loop nest. 2495 24962000-11-28 Neil Booth <neilb@earthling.net> 2497 2498 * tradcpp.c (enum node_type): New hash types T_ASSERT, T_UNASSERT. 2499 (struct directive): Drop 4th argument from handlers. 2500 (do_define, do_line, do_include, do_undef, do_else, do_elif, 2501 do_endif): Similarly. 2502 (do_assert, do_unassert, do_ifdef, do_ifndef): New handlers. 2503 (do_ifxdef): Update as common handler of do_ifdef and do_ifndef. 2504 (make_definition, make_undef): Take a const char*. 2505 (make_assertion): New function. 2506 (struct directive_table): Update. 2507 (main): Handle -A command line argument. 2508 (handle_directive): Drop fourth handler argument. 2509 25102000-11-28 Bernd Schmidt <bernds@redhat.co.uk> 2511 2512 * simplify-rtx.c (cselib_record_sets): Ignore sets whose destination 2513 is anything but REG or MEM, but look inside STRICT_LOW_PART. 2514 2515Tue Nov 28 09:53:50 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 2516 2517 * system.h (IS_DIR_SEPARATOR): Use uppercase macro name. 2518 (IS_ABSOLUTE_PATHNAME): New macro. 2519 * gcc.c (find_a_file, process_command, do_spec_1, main): Use it. 2520 25212000-11-28 Jakub Jelinek <jakub@redhat.com> 2522 2523 * config/i386/i386.md (truncxfsf2_2): Fix predicate. 2524 25252000-11-27 Jim Wilson <wilson@redhat.com> 2526 2527 * reload1.c (reload): Use HOST_WIDE_INT for old_frame_size. 2528 25292000-11-27 Matthias Klose <doko@cs.tu-berlin.de> 2530 2531 * extend.texi (Nested Functions): Update URL of Usenix paper. 2532 25332000-11-27 Mark Mitchell <mark@codesourcery.com> 2534 2535 * function.c (free_after_compilation): Clear x_clobber_return_insn. 2536 25372000-11-27 Neil Booth <neilb@earthling.net> 2538 2539 * cppinit.c (cpp_reader_init): Remove handling of warn_paste 2540 command line options. 2541 (cpp_handle_option): Similarly. 2542 * cpplib.h (struct cpp_options): Remove warn_paste. 2543 * cppmacro.c (paste_tokens): Apart from assembler, make 2544 unpasteable token warning mandatory. 2545 25462000-11-27 Neil Booth <neilb@earthling.net> 2547 2548 * tradcpp.c (enum pending_dir_t, struct pending_dir): New. 2549 (main): Allocate a pending directive set of these. Use it. 2550 Merge handling of -D and -U. Update handling of pending 2551 directives. Free the memory after use. 2552 25532000-11-27 Bernd Schmidt <bernds@redhat.co.uk> 2554 2555 * flow.c (entry_exit_blocks): Add entry for cond_local_set. 2556 (struct propagate_block_info): Add new member cond_local_set. 2557 (propagate_block): Accept new arg cond_local_set. All callers 2558 changed. 2559 (init_propagate_block_info): Likewise. 2560 (calculate_global_regs_live): Allocate & free cond_local_set. Always 2561 rescan if there's overlap between cond_local_set and new_live_at_end. 2562 (mark_set_1): Set bits either in cond_local_set or local_set, as 2563 appropriate. 2564 * basic-block.h (struct basic_block_def): New field cond_local_set. 2565 (propagate_block, init_propagate_block_info): Update prototypes. 2566 2567Mon Nov 27 17:29:44 2000 kaz Kojima <kkojima@rr.iij4u.or.jp> 2568 2569 * gcc/config/sh/sh.md (udivsi3_i4, udivsi3_i4_single): Clobber 2570 T register. 2571 25722000-11-27 Richard Earnshaw <rearnsha@arm.com> 2573 2574 * arm.c (select_dominance_cc_mode): Handle new way that combine 2575 canonicalizes conditional compares. 2576 (arm_select_cc_mode): Likewise. 2577 * arm.md: Garbage collect some dead code. 2578 (cmp_and, cmp_ior): New patterns. 2579 (splitter for conditional move with inverted false): Use cond_exec 2580 and handle unordered comparisons. 2581 2582Mon Nov 27 17:22:56 MET 2000 Jan Hubicka <jh@suse.cz> 2583 2584 * i386.c (ix86_force_to_memory, ix86_free_from_memory): New. 2585 * i386-protos.h (ix86_force_to_memory, ix86_free_from_memory): Declare 2586 * i386.md (float?i?f, int/fp operations): Rewrite spliters to use 2587 ix86_force_to_memory and ix86_free_from_memory. 2588 25892000-11-27 Richard Earnshaw <rearnsha@arm.com> 2590 2591 * arm.md (arm_adddi3, adddi_sesidi_di, adddi_zesidi_di, arm_addsi3, 2592 arm_subsi3_insn, anddi_zesidi_di, arm_andsi3_insn, anddi_notdi_di, 2593 anddi_notzesidi_di, anddi_notsesidi_di, arm_iorsi3, 2594 one_cmpldi2): Merge with splitters to create define_insn_and_split 2595 patterns. Remove redundant splits. 2596 (peephole2 for add:SI of invalid immediate): New. 2597 (peephole2 for minus:SI of invalid immediate): New. 2598 (peephole2 for ior:SI of invalid immediate): New. 2599 (peephole for merge of move and compare): Convert ot peephole2. 2600 (addsf3, adddf3): Mark as commutative. 2601 2602 * arm.md (thumb peephole for merging stack adjustments): Convert to 2603 peephole2. 2604 26052000-11-27 Bernd Schmidt <bernds@redhat.co.uk> 2606 2607 * haifa-sched.c (print_pattern): Prettier output for COND_EXEC. 2608 2609 * reload1.c (reload_cse_simplify_set): Pass down mode to cselib_lookup. 2610 (reload_cse_simplify_operands): Do nothing about operands where both 2611 the operand and the match_operand fail to give us a mode. 2612 * simplify-rtx.c (wrap_constant): New function. 2613 (entry_and_rtx_equal_p): Except integer constants to come wrapped in a 2614 CONST describing the proper mode. 2615 (rtx_equal_for_cselib_p): Pass down modes to recursive calls of 2616 cselib_lookup. 2617 (cselib_lookup_mem): Call wrap_constant on the rtx that is passed to 2618 htab_find_slot_with_hash. 2619 (cselib_lookup): Likewise. 2620 2621 Based on a patch from Geoff Keating <geoffk@redhat.com>: 2622 * loop.c (basic_induction_var): If a REG is set from something 2623 that is not a biv, then the REG is not a biv. Even if it is 2624 earlier set from something that is a biv. 2625 26262000-11-27 Alexandre Oliva <aoliva@redhat.com> 2627 2628 * configure.in (extra_objs): Enclose extra_headers in quotes. 2629 * configure: Rebuilt. 2630 26312000-11-27 Neil Booth <neilb@earthling.net> 2632 2633 * c-lex.c (cb_enter_file, cb_leave_file, cb_rename_file): 2634 Combine into the new function cb_change_file. 2635 (init_c_lex): Update. 2636 * cppfiles.c (stack_include_file): Use _cpp_do_file_change. 2637 (cpp_syshdr_flags): Delete. 2638 * cpphash.h (_cpp_do_file_change): New prototype. 2639 Move struct cpp_buffer here from... 2640 * cpplib.h (struct cpp_buffer): ... here. 2641 (enum cpp_fc_reason, struct cpp_file_loc, 2642 struct_cpp_file_change, change_file): New. 2643 (enter_file, leave_file, rename_file, cpp_syshdr_flags): Delete. 2644 * cpplib.c (do_line): Update for new cb_change_file callback. 2645 (_cpp_do_file_change): New function. 2646 (_cpp_pop_buffer): Update to use it. 2647 * cppmain.c (move_printer): Delete. 2648 (main): Set up single callback cb_change_file. 2649 (cb_enter_file, cb_leave_file, cb_rename_file): Delete. 2650 (cb_change_file): New. 2651 * fix-header.c (cur_file, cb_change_file): New. 2652 (recognized_function, read_scan_file): Update. 2653 * scan-decls.c (scan_decls): Update. 2654 * scan.h (recognized_function): Update prototype. 2655 26562000-11-26 Mark Mitchell <mark@codesourcery.com> 2657 2658 * tree.h (mark_tree_hashtable): New function. 2659 * tree.c (mark_tree_hashtable_entry): New function. 2660 (mark_tree_hashtable): Likewise. 2661 26622000-11-27 Michael Meissner <meissner@redhat.com> 2663 2664 * d30v-protos.h (srelational_si_operator): Correctly spell 2665 function. 2666 (urelational_si_operator): Ditto. 2667 (relational_si_operator): Ditto. 2668 (d30v_expand_prologue): Add prototype. 2669 (d30v_expand_epilogue): Ditto. 2670 2671 * d30v.h (OPTIMIZATION_OPTIONS): Undo November 22nd change. 2672 2673 * d30v.md (movcccc_*): Delete now unused patterns. 2674 (64 bit comparison splitters): Rewrite to use COND_EXEC instead of 2675 IF_THEN_ELSE. 2676 (define_cond_exec): Use 'b' to select branch flags. 2677 26782000-11-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 2679 2680 * builtins.c (expand_builtin_strncmp, expand_builtin_strncpy): New 2681 functions. 2682 (expand_builtin): Handle BUILT_IN_STRNCPY and BUILT_IN_STRNCMP. 2683 2684 * builtins.def (BUILT_IN_STRNCPY, BUILT_IN_STRNCMP): New entries. 2685 2686 * c-common.c (c_common_nodes_and_builtins): Declare builtin 2687 strncpy and strncmp. 2688 2689 * extend.texi (strncmp, strncpy): Document new builtins. 2690 26912000-11-26 Mark Mitchell <mark@codesourcery.com> 2692 2693 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Use a hash table, not 2694 a list, to keep track of the sections. 2695 * tm.texi (ASM_OUTPUT_SECTION_NAME): Document the fact that the 2696 parameter provided will always be a canonical string. 2697 26982000-11-26 Neil Booth <neilb@earthling.net> 2699 2700 * cppmacro.c (cpp_scan_buffer_nooutput): Only scan the 2701 current buffer. 2702 27032000-11-26 Joseph S. Myers <jsm28@cam.ac.uk> 2704 2705 * makefile.vms: Remove EGCS references. 2706 27072000-11-26 Ulrich Drepper <drepper@redhat.com> 2708 2709 * dwarf2out.c (output_file_names): New function. Compute minimal 2710 combination of directory and file name table and emit them. 2711 (output_line_info): Remove code to emit directory and file name 2712 table and call output_file_names instead. 2713 (file_info_cmp): Helper function to sort directory names. 2714 27152000-11-26 Neil Booth <neilb@earthling.net> 2716 2717 * cpplib.h (struct cpp_reader): Remove lang_asm. 2718 (struct cpp_options): Remove c89. New members lang, 2719 extended_numbers. 2720 * cppexp.c (parse_number): Use them. 2721 * cpphash.h (VALID_SIGN): Use them. 2722 * cppinit.c (set_lang, cpp_start_read): Update. 2723 * cpplex.c (parse_string, _cpp_lex_token): Update. 2724 * cpplib.c (_cpp_handle_directive): Update. 2725 * cppmacro.c (parse_args): Update. 2726 * cppmain.c (scan_buffer): Update. 2727 2728Sun Nov 26 10:02:37 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 2729 2730 * fold-const.c (fold, case CONVERT_EXPR): Always return tree of 2731 proper type. 2732 27332000-11-26 Neil Booth <neilb@earthling.net> 2734 2735 * Makefile.in: Remove MAYBE_CPPLIB and maybe_cpplib. 2736 * c-decl.c: Remove parse_in declaration. 2737 * c-lang.c: Similarly. 2738 * c-lex.c: Similarly. 2739 * c-parse.in: Similarly. 2740 * c-pragma.c: Similarly. 2741 * configure.in: Similarly. 2742 * cp/Make-lang.in: Similarly. 2743 * cp/spew.c: Similarly. 2744 * cp/decl2.c: Remove check for lang-c++ option. 2745 * cp/lang-specs.h: Remove -lang-c++ from cc1plus command line. 2746 * cp/lex.c (lang_init_options): With cpp_reader_init, default to C++. 2747 * c-lex.h: Add declaration of parse_in. 2748 * cppinit.c: Call set_lang after allocating pfile->pending. 2749 * configure: Regenerate. 2750 27512000-11-25 Zack Weinberg <zack@wolery.stanford.edu> 2752 2753 * combine.c (try_combine): Remove redundant test. 2754 27552000-11-25 Richard Henderson <rth@redhat.com> 2756 2757 * c-common.h (DECL_C_HARD_REGISTER): New. 2758 * c-decl.c (finish_decl): Set it for asm register variables. 2759 * c-semantics.c (emit_local_var): Test it when instantiating one. 2760 27612000-11-25 Richard Henderson <rth@redhat.com> 2762 2763 * c-decl.c (c_expand_body): Use DECL_SOURCE_LINE rather than 2764 lineno for the start of the function. 2765 27662000-11-25 Richard Henderson <rth@redhat.com> 2767 2768 * dwarf2out.c (file_table, file_table_allocated): Remove. 2769 (file_table_allocated): Remove. 2770 (struct file_table): New. 2771 (decl_file_table, line_file_table): New. 2772 (print_dwarf_line_table): Use them. 2773 (size_of_line_prolog): Likewise. 2774 (output_line_info): Likewise. 2775 (add_src_coords_attributes): Likewise. 2776 (gen_subprogram_die): Likewise. 2777 (gen_variable_die): Likewise. 2778 (dwarf2out_add_library_unit_info): Likewise. 2779 (dwarf2out_line): Likewise. 2780 (lookup_filename): Take a struct file_table argument. 2781 (init_file_table): New. 2782 (dwarf2out_init): Use it. 2783 27842000-11-25 Joseph S. Myers <jsm28@cam.ac.uk> 2785 2786 * invoke.texi: Update sequence points references. 2787 27882000-11-25 Neil Booth <neilb@earthling.net> 2789 2790 * c-common.c: Remove USE_CPPLIB conditional inclusions. 2791 * c-common.h: Similarly. 2792 * c-decl.c: Similarly. 2793 * c-lang.c: Similarly. 2794 * c-lex.c: Similarly. 2795 * c-parse.in: Similarly. 2796 * c-pragma.c: Similarly. 2797 * c-pragma.h: Similarly. 2798 * gcc.c: Similarly. 2799 * toplev.c: Similarly. 2800 * cp/cp-tree.h: Similarly. 2801 * cp/decl2.c: Similarly. 2802 * cp/lang-specs.h: Similarly. 2803 * cp/lex.c: Similarly. 2804 * cp/lex.h: Similarly. 2805 * cp/spew.c: Similarly. 2806 * java/lang-options.h: Similarly. 2807 * objc/lang-specs.h: Similarly. 2808 * objc/objc-act.c: Similarly. 2809 2810 * configure.in: Remove configure option. 2811 * config.in: Regenerate. 2812 * configure: Regenerate. 2813 28142000-11-25 Richard Henderson <rth@redhat.com> 2815 2816 * haifa-sched.c (sched_analyze_1, sched_analyze_2, sched_analyze): 2817 Revert 2000-11-22 change. 2818 28192000-11-25 Bernd Schmidt <bernds@redhat.co.uk> 2820 2821 * config/i386/i386.h (FIXED_REGS): Make the three flags registers 2822 fixed. 2823 28242000-11-25 Philipp Thomas <pthomas@suse.de> 2825 * configure.in (ALL_LINGUAS): Remove en_GB and add sv. 2826 * configure: Rebuilt. 2827 28282000-11-25 Jakub Jelinek <jakub@redhat.com> 2829 2830 * config/sparc/sparc.md (muldi3_v8plus): Remove H constraint. 2831 Handle CONST_INT as second argument. 2832 * config/sparc/sparc.c (set_extends): Remove first argument. 2833 Properly handle AND, CONST_INT and CONST_DOUBLE, handle IOR, XOR and 2834 MOV. 2835 (sparc_check_64): Abort if first argument is not REG. 2836 If it is DImode REG, look at the lower register of the register 2837 pair. 2838 2839 * config/sparc/sparc.c (load_pic_register, restore_regs, 2840 output_return, sparc_v8plus_shift, sparc_function_profiler, 2841 sparc_function_block_profiler, sparc_block_profiler): Fix output 2842 formatting. 2843 28442000-11-25 Alexandre Oliva <aoliva@redhat.com> 2845 2846 * config/sh/sh.h (TARGET_NONE): New. 2847 (TARGET_SWITCHES): For all variant-selecting switch, use 2848 TARGET_NONE to reset all other variant-selecting switch. Added 2849 empty strings to avoid warnings. 2850 (TARGET_DEFAULT): Set to SH1_BIT. 2851 2852 * Makefile.in ($(INTL_TARGETS)): Added $(CONFIG_H) for 2853 insn-codes.h. 2854 2855 * gcc/config/sh/sh.md (sibcalli, sibcalli_pcrel): New insns. 2856 (sibcall_pcrel): New insn_and_split. 2857 (sibcall, sibcall_value, sibcall_epilogue): New expands. 2858 2859 * config/sh/sh.md (GOTaddr2picreg, symGOT2reg, symGOTOFF2reg, 2860 symPLT_label2reg, call, call_value): Don't set 2861 current_function_uses_pic_offset_table. 2862 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't mark 2863 PIC_OFFSET_TABLE_REGNUM as call_used, so that calc_live_regs 2864 takes it into account. 2865 (FINALIZE_PIC): Delete, useless. 2866 (LEGITIMATE_CONSTANT_P): Delete, unused. 2867 * config/sh/sh.c (sh_expand_prologue): Don't use 2868 current_function_uses_pic_offset_table. Don't special-case 2869 PIC_OFFSET_TABLE_REGNUM. Initialize it if it's ever live and 2870 PIC is enabled. 2871 (sh_expand_epilogue, initial_elimination_offset): Don't 2872 special case PIC_OFFSET_TABLE_REGNUM. 2873 28742000-11-25 Alexandre Oliva <aoliva@redhat.com>, NIIBE Yutaka <gniibe@m17n.org> 2875 2876 * config/sh/sh-protos.h (symbol_ref_operand): Declare. 2877 * config/sh/sh.md (UNSPEC_CALLER): New constant. 2878 (calli_pcrel, call_valuei_pcrel): Use PIC_REG. 2879 (call_pcrel, call_value_pcrel): New insn_and_splits. 2880 (call, call_value): Use them. 2881 (call_site): New expand. 2882 (sym_label2reg, symPLT_label2reg): Adjust to hold call_sites. 2883 * config/sh/sh.h (OUTPUT_ADDR_CONST_EXTRA) [UNSPEC_CALLER]: 2884 Output call_site label. 2885 (PREDICATE_CODES): Added symbol_ref_operand. 2886 * config/sh/sh.c (symbol_ref_operand): Define. 2887 * emit-rtl.c (try_split): Propagate CALL_INSN_FUNCTION_USAGE 2888 to CALL_INSNs in the split sequence. 2889 28902000-11-24 Nick Clifton <nickc@redhat.com> 2891 2892 * config.gcc (v850-*-*): Define c_target_objs and 2893 cxx_target_objs. 2894 2895 * config/v850/t-v850: Define how to build v850-c.o 2896 2897 * config/v850/v850.h (struct data_area_stack_element): Move 2898 definition here from v850.c. 2899 2900 * config/v850v850.c: Include gcc.h to avoid compile time 2901 warning. 2902 (push_data_area): Move to v850-c.c. 2903 (pop_data_area): Move to v850-c.c. 2904 (mark_current_function_as_interrupt): Move to v850-c.c. 2905 (GHS_default_section_names): Allow to be exported. 2906 (GHS_current_section_names): Allow to be exported. 2907 (data_area_stack_elements): Allow to be exported. 2908 (ghs_pragma_section): Move to v850-c.c. 2909 (ghs_pragma_interrupt): Move to v850-c.c. 2910 (ghs_pragma_starttda): Move to v850-c.c. 2911 (ghs_pragma_startsda): Move to v850-c.c. 2912 (ghs_pragma_startzda): Move to v850-c.c. 2913 (ghs_pragma_endtda): Move to v850-c.c. 2914 (ghs_pragma_endsda): Move to v850-c.c. 2915 (ghs_pragma_endzda): Move to v850-c.c. 2916 2917 * config/v850/v850-c.c: New file: Contains v850 specific 2918 pragma parsing functions. 2919 29202000-11-24 Nick Clifton <nickc@redhat.com> 2921 2922 * config.gcc (extra_objs): Remove duplicate description. 2923 (c_target_objs): New variable. Contains target specific 2924 object files for the gcc C compiler only. 2925 (cxx_target_objs): New variable. Contains target specific 2926 object files for the gxx C++ compiler only. 2927 2928 * configure.in (c_target_objs): Substitute in the makefile. 2929 (cxx_target_objs): Substitute in the makefile. 2930 * configure: Regenerate. 2931 2932 * Makefile.in (C_TARGET_OBJS): Define and initialize from 2933 c_target_objs. 2934 (CXX_TARGET_OBJS): Define and initialize from 2935 cxx_target_objs. 2936 (C_AND_OBJC_OBJS): Include C_TARGET_OBJS. 2937 2938 * cp/Make-lang.in (CXX_C_OBJS): Include CXX_TARGET_OBJS). 2939 2940 * tm.texi (REGISTER_TARGET_PRAGMAS): Add paragraph explaining 2941 about how the use of the 'c_lex' function requires the use of 2942 the target specific, language specific object files feature of 2943 the configuration mechanism. 2944 2945Fri Nov 24 18:50:58 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 2946 2947 * gcc.c (process_command): Use F_OK, not R_OK. 2948 29492000-11-24 Arno J. Klaassen <arno@heho.snv.jussieu.fr> 2950 2951 * flow.c (print_rtl_and_abort): Remove ANSIism. 2952 2953Fri Nov 24 19:54:36 2000 Alexandre Oliva <aoliva@redhat.com> 2954 2955 * config/sh/sh.h (GENERAL_REGISTER_P, 2956 GENERAL_OR_AP_REGISTER_P, FP_REGISTER_P, XD_REGISTER_P, 2957 FP_OR_XD_REGISTER_P, FP_ANY_REGISTER_P): New macros. Use them 2958 all over. 2959 (SPECIAL_REG): Renamed to SPECIAL_REGISTER_P. 2960 * config/sh/sh.c: Use new macros. 2961 * config/sh/sh.md: Likewise. 2962 2963Fri Nov 24 19:46:16 2000 Alexandre Oliva <aoliva@redhat.com> 2964 2965 * config/sh/sh.md: Clobber MACH_REG and MACL_REG in SImode, 2966 instead of just MACH_REG in DImode. Always refer to FPSCR_REG 2967 in PSImode. 2968 2969Fri Nov 24 22:37:41 2000 Denis Chertykov <denisc@overta.ru> 2970 2971 * config/avr/avr.c (out_tsthi,out_tstsi): Test simplification bug 2972 fixed. 2973 (machine_dependent_reorg): Wrong optimization based on 2974 NOTICE_UPDATE_CC removed. 2975 2976Fri Nov 24 19:48:09 2000 J"orn Rennecke <amylaar@redhat.com> 2977 2978 * jump.c (delete_computation): Re-instate deletion of feeding insn. 2979 (delete_insn): Look for REG_LABEL notes. 2980 (redirect_tablejump): Delete feeding insns. 2981 29822000-11-24 Bernd Schmidt <bernds@redhat.co.uk> 2983 2984 * config/i386/i386.md (call_pop_0, call_pop_1, call_value_pop_0, 2985 call_value_pop_1): Make sure operand numbers are contiguous. 2986 2987 * fold-const.c (fold_range_test): Avoid crash if LHS or RHS is null. 2988 2989 * reload1.c (conflicts_with_override): New function. 2990 (emit_input_reload_insns): Use it to tighten test for validity 2991 of substituting into output of previous insn. 2992 2993 * haifa-sched.c (struct ready_list): New. 2994 (ready_lastpos, ready_add, ready_remove_first, ready_sort): New static 2995 functions. 2996 (schedule_insn): Replace args READY and N_READY with a pointer to a 2997 ready_list; return void. Use the new functions to access the ready 2998 list. All callers changed. 2999 (queue_to_ready, debug_ready_list): Likewise. 3000 (schedule_block): Initialize a ready_list structure. Use new 3001 functions to access it. 3002 (max_priority): Remove unused variable. 3003 (schedule_insn): Don't set it. 3004 3005 * c-common.c (verify_tree): Don't recurse into CONSTRUCTORs. 3006 3007 * combine.c (cant_combine_insn_p): New function. 3008 (try_combine): Use it. 3009 3010 * Makefile.in (c-common.o): Depend on $(OBSTACK_H). 3011 * c-common.c (c-obstack.c): Include "obstack.h". 3012 (struct reverse_tree): Delete. 3013 (reverse_list, reverse_max_depth): Delete. 3014 (build_reverse_tree, common_ancestor, modify_ok): Delete functions. 3015 (struct tlist, struct tlist_cache): New. 3016 (tlist_obstack, tlist_firstobj, warned_ids, save_expr_cache): New. 3017 (add_tlist, merge_tlist, verify_tree, warning_candidate_p, 3018 warn_for_collisions, warn_for_collisions_1, new_tlist): New 3019 static functions. 3020 (verify_sequence_points): Rewritten. 3021 * fold-const.c (fold): Don't lose possibly important sequence 3022 points when removing one arm of TRUTH_ORIF_EXPRs or TRUTH_ANDIF_EXPRs. 3023 30242000-11-24 Richard Sandiford <rsandifo@redhat.com> 3025 3026 * gcc/cse.c (cse_insn): Removed conversion of REG_EQUIV to REG_EQUAL 3027 when reversing a register-to-register copy. Reversal now disabled 3028 when the previous instruction has a REG_EQUIV. 3029 30302000-11-24 Nathan Sidwell <nathan@codesourcery.com> 3031 3032 * c-parse.in (unary_expr): Move VA_ARG from here ... 3033 (primary): ... to here. 3034 30352000-11-23 Graham Stott <grahams@redhat.com> 3036 3037 * expr.c (store_constructor): If a field is non addressable and 3038 the target is a MEM use MEM_ALIAS_SET otherwise use get_alias_set. 3039 30402000-11-23 Bernd Schmidt <bernds@redhat.co.uk> 3041 3042 * flow.c (print_rtl_and_abort): New function. 3043 (verify_wide_reg, verify_local_live_at_start): Try to dump more 3044 information before aborting. 3045 30462000-11-23 Alexandre Oliva <aoliva@redhat.com> 3047 3048 * emit-rtl.c (gen_lowpart_common): Use word 0 if register mode 3049 is narrower than requested mode. 3050 (gen_highpart): Abort if register mode is narrower than 3051 requested mode. 3052 30532000-11-23 Graham Stott <grahams@redhat.com> 3054 3055 * cse.c (cse_insn): Initialize all regcost variables. 3056 Fix a typo add missing '='. 3057 Only compare costs if there is a replacement insn. 3058 3059Thu Nov 23 04:33:33 2000 Alexandre Oliva <aoliva@redhat.com> 3060 3061 * final.c (output_addr_const) [LABEL_REF]: Simplify. 3062 [MINUS]: Enclose non-CONST_INTs in parentheses. 3063 [default]: Try OUTPUT_ADDR_CONST_EXTRA. 3064 * tm.texi (OUTPUT_ADDR_CONST_EXTRA): Document it. 3065 * varasm.c (decode_rtx_const) [CONST]: If it's not something 3066 PLUS or MINUS a CONST_INT, use the whole CONST with offset 0 3067 instead of abort()ing. 3068 * sh.c (output_pic_addr_const): Removed. Fixed all callers. 3069 * sh.h (OUTPUT_ADDR_CONST_EXTRA): New. Handle the UNSPECs 3070 formerly handled in output_pic_addr_const. 3071 * sh.md (sym_label2reg, symPLT_label2reg): Enclose UNSPEC 3072 operands of MINUS in CONSTs so that decode_rtx_const() will 3073 accept them. 3074 3075Thu Nov 23 04:10:30 2000 Alexandre Oliva <aoliva@redhat.com> 3076 3077 * config/sh/sh.md (mova_const): New pattern. 3078 (GOTaddr2picreg): Use it. 3079 * config/sh/sh.c (broken_move): Match it. 3080 (mova_p): Don't match it. 3081 (machine_dependent_reorg): Adjust it. 3082 3083Thu Nov 23 02:09:09 2000 Alexandre Oliva <aoliva@redhat.com> 3084 3085 * config/sh/sh.h (FIRST_GENERAL_REG, LAST_GENERAL_REG): New. 3086 Moved most register-number #defines... 3087 * config/sh/sh.md (define_constants): ... here. Use macros to 3088 refer to registers and unspecs. 3089 * config/sh/sh.c: Likewise. 3090 3091Thu Nov 23 01:01:32 2000 J"orn Rennecke <amylaar@redhat.com> 3092 3093 * Makefile.in (HOST_CFLAGS): Add -DGENERATOR_FILE. 3094 (rtl.o, print-rtl.o, bitmap.o, obstack.o): Build with -DGENERATOR_FILE. 3095 (alloca.o, vfprintf.o, ggc-none.o, errors.o): Likewise. 3096 (splay-tree.o, hash.o): Likewise. 3097 GCONFIG_H: New. 3098 (rtl.o, print-rtl.o): Depend on $(GCONFIG_H) instead of $(CONFIG_H). 3099 (bitmap.o, obstack.o, vfprintf.o, ggc-none.o, errors.o): Likewise. 3100 (hashtab.o): Likewise. 3101 (gcov.o): Depend on $(CONFIG_H). 3102 * configure.in: #include insn-codes.h in tm.h. 3103 31042000-11-22 Nick Clifton <nickc@redhat.com> 3105 3106 * config/arm/arm.c (arm_encode_call_attribute): Make 'newstr' a 3107 const char * to avoid a compile time warning. 3108 3109 * config/arm/arm.md (define_constants): Define symbolic names for 3110 the link register, last integer register and the fake CC register. 3111 Update patterns to use these symbolic names. 3112 31132000-11-22 Neil Booth <neilb@earthling.net> 3114 3115 * cpplex.c (trigraph_ok): Ensure we don't warn twice. 3116 * cpplib.h (struct cpp_buffer): New member last_Wtrigraphs. 3117 31182000-11-22 Richard Henderson <rth@redhat.com> 3119 3120 * haifa-sched.c (sched_analyze_1): Don't special-case calls 3121 for clobbering registers. 3122 (sched_analyze_2): Likewise. 3123 (sched_analyze): Zap reg_last_uses and reg_last_sets after calls. 3124 31252000-11-22 Chris Demetriou <cgd@sibyte.com> 3126 Neil Booth <neilb@earthling.net> 3127 3128 * gcc.c (validate_switches): Validate multiple switches named 3129 in '|' (or) expressions in specs. 3130 (handle_braces): If more than 1 alternative in a '|' spec 3131 matches, call do_spec1 just once. 3132 31332000-11-22 Michael Meissner <meissner@redhat.com> 3134 3135 * d30v.h (TARGET_SWITCHES): Add documentation strings. 3136 (TARGET_OPTIONS): Ditto. 3137 (OPTIMIZATION_OPTIONS): Temporarily turn off -frename-registers if 3138 -O3. 3139 3140Wed Nov 22 06:40:56 2000 Jeffrey A Law (law@cygnus.com) 3141 3142 * pa.c (hppa_encode_label): Account for addition of encoding 3143 character when allocating persistent space for the new label 3144 name. 3145 31462000-11-22 Zack Weinberg <zack@wolery.stanford.edu> 3147 3148 * Makefile.in, config.gcc, configure.in: Expunge remaining 3149 traces of facility for running MD files through C preprocessor. 3150 31512000-11-22 Joseph S. Myers <jsm28@cam.ac.uk> 3152 3153 * gcov.texi: Add magic comments for texi2pod.pl. 3154 * Makefile.in: Add rules to generate and install gcov.1. 3155 * gcov.1: New (generated) file. 3156 31572000-11-21 Richard Henderson <rth@redhat.com> 3158 3159 * regrename.c (scan_rtx_reg): Terminate the chain rather than 3160 abort on mark_read with NO_REGS. 3161 31622000-11-21 Mike Stump <mrs@wrs.com> 3163 3164 * fixinc/fixtests.c (TEST_FOR_FIX_PROC_HEAD): Fix to allow 3165 compilation with older compilers, such as /bin/cc on SunOS. 3166 * fixinc/fixfixes.c (FIX_PROC_HEAD): Ditto. 3167 31682000-11-21 Richard Henderson <rth@redhat.com> 3169 3170 * varasm.c (record_constant): Pad the constructed 3171 constant_descriptor appropriately. 3172 3173Wed Nov 22 00:52:55 2000 J"orn Rennecke <amylaar@redhat.com> 3174 3175 * rtl.h (traverse_md_constants): Declare. 3176 (struct md_constant): Define. 3177 * Makefile.in (HOST_RTL): Add hashtab.o . 3178 (OBJS): Add hashtab.o . 3179 (hashtab.o): New rule. 3180 (rtl.o): Depends on HASHTAB_H. 3181 * rtl.c (hashtab.h): #include. 3182 (md_constants): New static variable. 3183 (def_hash, def_name_eq_p, read_constants): New static functions. 3184 (traverse_md_constants): New function. 3185 (read_name): Do constant expansion. 3186 (read_rtx): Recognize define_constants. 3187 * gencodes.c (print_md_constant): New function. 3188 (main): Emit #defines for all constant definitions encountered. 3189 * md.texi (Constant Definitions): New node. 3190 * gensupport.c (xcalloc): New function. 3191 31922000-11-21 Richard Henderson <rth@redhat.com> 3193 3194 * config/alpha/alpha.c (alpha_split_tfmode_frobsign): New. 3195 * config/alpha/alpha-protos.h: Declare it. 3196 * config/alpha/alpha.md (abstf_internal): Use it. 3197 (negtf_internal): Likewise. 3198 (andnotdi3): Unstar the name. 3199 (movtf_internal): Add o/G alternative. 3200 32012000-11-21 Zack Weinberg <zack@wolery.stanford.edu> 3202 3203 * stringpool.c (stringpool_statistics): Also report number and 3204 percentage of entries which are identifiers. 3205 32062000-11-21 Diego Novillo <dnovillo@redhat.com> 3207 3208 * gcse.c (hoist_expr_reaches_here_p): Do not mark expr_bb as 3209 visited before visiting it. 3210 32112000-11-21 Nick Clifton <nickc@redhat.com> 3212 3213 * config/arm/arm.h: Accept TARGET_CPU_arm9tdmi, 3214 TARGET_CPU_strongarm110 and TARGET_SPU_strongarm1100. 3215 3216 * config.gcc: Accept --with-cpu=arm9 and --with-cpu=arm9tdmi. 3217 32182000-11-21 Richard Henderson <rth@redhat.com> 3219 3220 * c-common.c (c_unsafe_for_reeval): New function. 3221 (add_c_tree_codes): Register it. 3222 * c-common.h: Declare it. 3223 * tree.c (lang_unsafe_for_reeval): New hook. 3224 (unsafe_for_reeval): Call it. 3225 * tree.h: Declare it. 3226 32272000-11-21 Richard Henderson <rth@redhat.com> 3228 3229 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify @GOT 3230 references as well. 3231 32322000-11-21 Neil Booth <neilb@earthling.net> 3233 3234 * do_includes: Revert to using cpp_read_file. 3235 32362000-11-21 Bernd Schmidt <bernds@redhat.co.uk> 3237 3238 * loop.c (consec_sets_giv): If the reg we're examining is anything 3239 but UNKNOWN_INDUCT, do nothing. 3240 Reset the reg's type to UNKNOWN_INDUCT before returning. 3241 3242 Mostly from Vladimir Makarov (vmakarov@redhat.com) 3243 * ia64.md (attr itanium_class): Define insn types as described in 3244 Itanium docs. 3245 (all insn patterns): Use itanium_class, not type attributes. 3246 Occasionally split alternatives as necessary. 3247 (attr type): Compute from new attr itanium_class. 3248 32492000-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 3250 3251 * tradcpp.c (output_line_command): Mark system headers as such in 3252 `line' commands. 3253 32542000-11-21 Jakub Jelinek <jakub@redhat.com> 3255 3256 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): SPARC has .file/.loc 3257 support in as as well. 3258 * configure: Regenerate. 3259 32602000-11-20 Richard Henderson <rth@redhat.com> 3261 3262 * c-lex.c (orig_filename): New variable. 3263 (init_c_lex): Set it. Move call to cpp_start_read ... 3264 (yyparse): ... here. New function. 3265 * c-parse.in (yyparse_1): Rename the parser entry point. 3266 * c-tree.h: Declare it. 3267 32682000-11-21 Jakub Jelinek <jakub@redhat.com> 3269 3270 * expr.c (do_compare_and_jump): If op0 was replaced by promoted 3271 integer constant, use type of op1 for comparison. 3272 32732000-11-20 Stan Shebs <shebs@apple.com> 3274 3275 * config/rs6000/xm-darwin.h: New file, Darwin host definitions. 3276 * config/rs6000/x-darwin: New file, Darwin host fragment. 3277 * config.gcc (powerpc-*-darwin*): New host. 3278 * system.h (HAVE_DESIGNATED_INITIALIZERS): Allow this to be 3279 overridden by a config file. 3280 32812000-11-20 Neil Booth <neilb@earthling.net> 3282 3283 * cppmacro.c (paste_tokens): Rename from paste_payloads. 3284 Change token type after pasting spellings. 3285 (paste_all_tokens): Use it. 3286 * gcc.dg/cpp/paste2.c: Update test. 3287 * objc/execute/paste.m: New test. 3288 32892000-11-20 Richard Henderson <rth@redhat.com> 3290 3291 * dwarf.h (FMT_CODE): Adjust argument order; fix mapping to 3292 dwarf_subscr_data_formats bits. 3293 * dwarfout.c (simple_type_size_in_bits): Handle a type with 3294 no computed size as size zero. 3295 (field_byte_offset): Likewise. 3296 (subscript_data_attribute): Handle a range with no upper bound. 3297 32982000-11-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 3299 3300 * gansidecl.h (const): Check __STDC__ before undef'ing `const'. 3301 33022000-11-20 Joseph S. Myers <jsm28@cam.ac.uk> 3303 3304 * c-typeck.c (build_conditional_expr): When merging type 3305 qualifiers for conditional expressions between a pointer and a 3306 pointer to a void type, merge the qualifiers on the target types 3307 rather than the pointer type. Remove obsolete conditioned out 3308 code. 3309 33102000-11-20 Neil Booth <neilb@earthling.net> 3311 3312 * c-lang.c (lang_init_options): Update call to 3313 cpp_reader_init. 3314 * cppmain.c (main): Similarly. 3315 * fix-header.c (read_scan_file): Similarly. 3316 * cp/lex.c (lang_init_options): Similarly. 3317 * objc/objc-act.c (lang_init_options): Similarly. 3318 * cppexp.c (parse_number): Only warn for unextended C89. 3319 * cppinit.c (set_lang): New function. 3320 (cpp_reader_init): Take a LANG argument and pass it to set_lang. 3321 (COMMAND_LINE_OPTIONS): New option std=c++98. 3322 (cpp_handle_option): Use set_lang. 3323 * cpplex.c (_cpp_lex_token): Warn pedantically if not C99. 3324 * cppib.h (enum_c_lang): New enumeration. Update comments. 3325 33262000-11-20 Will Cohen <wcohen@redhat.com> 3327 3328 * calls.c (expand_call): Clear target only when target is in 3329 hard register and current_function_check_memory_usage is set. 3330 33312000-11-20 Bernd Schmidt <bernds@redhat.co.uk> 3332 3333 * toplev.c (rest_of_compilation): Run optimize_mode_switching even 3334 if not optimizing. 3335 * sh.c (emit_sf_insn, emit_df_insn): Just call emit_insn. 3336 33372000-11-19 Richard Henderson <rth@redhat.com> 3338 3339 * crtstuff.c (force_to_data): Use array size 1 not 0. 3340 3341 * dwarf2out.c (simple_type_size_in_bits): Handle a type with 3342 no computed size as size zero. 3343 (field_byte_offset): Likewise. 3344 33452000-11-20 Joseph S. Myers <jsm28@cam.ac.uk> 3346 3347 * config.gcc: Fix another typo. 3348 33492000-11-19 Richard Henderson <rth@redhat.com> 3350 3351 * c-decl.c (grokdeclarator): Support flexible array members. 3352 Use open-ended ranges for these and zero-length arrays. 3353 * c-typeck.c (push_init_level): Validate the context of 3354 initialization of a zero-length array. 3355 * tree.c (int_fits_type_p): Be prepared for missing bounds. 3356 * varasm.c (array_size_for_constructor): New. 3357 (output_constructor): Use it for arrays of unspecified length. 3358 * extend.texi (Zero Length): Mention C99 flexible array members. 3359 Document initialization in a top-level struct as valid. 3360 33612000-11-19 Joseph S. Myers <jsm28@cam.ac.uk> 3362 3363 * config.gcc, invoke.texi: Fix errors in spelling of "deprecated". 3364 3365 * alias.c (mems_in_disjoint_alias_sets_p): Do use alias sets in 3366 stdarg and varargs functions. 3367 33682000-11-19 Zack Weinberg <zack@wolery.stanford.edu> 3369 3370 * gcc.c (process_command): Define 'j' variable when 3371 MODIFY_TARGET_NAME is defined. 3372 33732000-11-19 Richard Henderson <rth@redhat.com> 3374 3375 * stor-layout.c (variable_size): Only put SAVE_EXPRs on pending_sizes. 3376 33772000-11-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 3378 3379 * rs6000/rs6000.c (rs6000_encode_section_info): Fix string length 3380 calculation and allocation. 3381 33822000-11-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 3383 3384 * builtins.c (c_getstr): Constify variable. 3385 * gmon-sol2.c (_mcleanup): Comment out #endif labels. 3386 * conflict.c (const_conflict_graph_arc): New typedef. 3387 (arc_hash, arc_eq): Avoid needlessly casting away const-ness. 3388 * cppmacro.c (builtin_macro): Likewise. 3389 * dwarf2out.c (output_comp_unit): Constify variable. 3390 * fix-header.c (v_fatal): Add ATTRIBUTE_PRINTF. 3391 * protoize.c (IS_SAME_PATH_CHAR): Use TOUPPER, not toupper. 3392 * ssa.c (ssa_rename_from_hash_function): Avoid needlessly casting 3393 away const-ness. 3394 * tradcpp.c (rescan, do_line, macroexpand, macarg): Use 3395 ISALNUM/ISDIGIT/ISPRINT, not isalnum/isdigit/isprint. 3396 * varasm.c (const_str_htab_hash, const_str_htab_eq, 3397 compare_constant_1, record_constant_1): Constify. 3398 33992000-11-18 Richard Henderson <rth@redhat.com> 3400 3401 * c-decl.c (grokdeclarator): Special case the creation of an 3402 index for a zero-length array. 3403 * tree.c (build_index_type): Revert Oct 20 change. 3404 34052000-11-18 Marek Michalkiewicz <marekm@linux.org.pl> 3406 3407 * config/avr/avr-protos.h (avr_output_addr_vec_elt): Prototype. 3408 * config/avr/avr.c (jump_tables_size): New variable. 3409 (function_prologue): Initialize it as 0. 3410 (function_epilogue): Add it to function_size. 3411 (avr_output_addr_vec_elt): New function. Count words in jump 3412 tables in jump_tables_size. Move code ... 3413 * config/avr/avr.h (ASM_OUTPUT_ADDR_VEC_ELT): ... from here. 3414 Call avr_output_addr_vec_elt instead. 3415 * config/avr/avr.md (tablejump): Remove disabled define_expand. 3416 34172000-11-18 Mark Mitchell <mark@codesourcery.com> 3418 3419 * configure.in: Make --enable-new-gxx-abi the default. 3420 * configure: Likewise. 3421 34222000-11-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 3423 3424 * Makefile.in (tradcpp.o, tradcif.o): Depend on tradcpp.h. 3425 3426 * tradcif.y: Include tradcpp.h. Constify. Make functions static. 3427 Move extern function declarations to tradcpp.h. 3428 3429 * tradcpp.c: Likewise. 3430 3431 * tradcpp.h: New file. 3432 34332000-11-18 Joseph S. Myers <jsm28@cam.ac.uk> 3434 3435 * c-decl.c (check_for_loop_decls): New function. 3436 * c-parse.in (for_init_stmt): New. 3437 (select_or_iter_stmt): Use for_init_stmt. 3438 * c-tree.h (check_for_loop_decls): New declaration. 3439 34402000-11-18 Neil Booth <neilb@earthling.net> 3441 3442 * cppinit.c: Update comments. 3443 (cpp_reader_init): Make -imacro and -include use the standard 3444 #include "" search path. 3445 (do_includes): New function. 3446 34472000-11-18 Ben Elliston <bje@redhat.com> 3448 3449 * config/sh/crt1.asm (start_l): Move PC-relative move instruction 3450 out of a branch delay slot. 3451 34522000-11-17 Richard Henderson <rth@redhat.com> 3453 3454 * config/alpha/elf.h (PREFERRED_DEBUGGING_TYPE): Set to DWARF2_DEBUG. 3455 (ASM_SPEC): Disable and enable .mdebug based on -gstabs. 3456 (ASM_FILE_START): Only write out ecoff .file directive if 3457 emitting mdebug debugging. 3458 34592000-11-17 Richard Henderson <rth@redhat.com> 3460 3461 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): New. Detect 3462 whether as accepts .file/.loc and produces dwarf2 line info. 3463 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Default on if 3464 the assembler supports it. 3465 * config.in, configure: Regenerate. 3466 34672000-11-17 Richard Henderson <rth@redhat.com> 3468 3469 * fixinc/mkfixinc.sh: Don't disable fixincludes for any linux*. 3470 34712000-11-17 Jim Wilson <wilson@redhat.com> 3472 3473 * config/ia64/ia64.c (emit_insn_group_barriers, case CALL_INSN): 3474 Don't clear need_barrier is next_insn is a CALL_INSN, or has 3475 instruction type B or UNKNOWN. 3476 34772000-11-17 Neil Booth <neilb@earthling.net> 3478 3479 * cpperror.c (print_file_and_line): Don't display line number if 0. 3480 34812000-11-17 Zack Weinberg <zack@wolery.stanford.edu> 3482 3483 * ggc.h: Delete ggc_add_string_root and ggc_mark_string. Add 3484 digit_vector and digit_string. 3485 * stringpool.c (digit_vector): New. 3486 (ggc_alloc_string): Use digit_string. 3487 3488 * stmt.c (digit_strings): Delete. 3489 (init_stmt): Do not initialize digit_strings. 3490 (expand_asm_operands): Use ggc.h's digit_string macro. 3491 * toplev.c (mark_file_stack): Delete. 3492 (compile_file): Don't call init_tree_codes. 3493 (main): No need to make the file stack a GC root. 3494 * tree.c (init_tree_codes): Delete. 3495 * tree.h (init_tree_codes): Delete. 3496 3497 * c-lex.c: Don't include ggc.h. 3498 (mark_splay_tree_node, mark_splay_tree): Delete. 3499 (init_c_lex): No need to ggc_strdup string constant. Don't add 3500 file_info_tree to GGC roots. 3501 (cb_enter_file, cb_rename_file): No need to ggc_strdup 3502 ip->nominal_fname. 3503 3504 * Makefile.in (c-lex.o): No longer depends on $(GGC_H). 3505 3506 * dbxout.c (dbxout_init), 3507 dwarf2out.c (dwarf2out_line), 3508 ggc-common.c (ggc_mark_rtx_children, ggc_mark_trees), 3509 varasm.c (mark_const_hash_entry, mark_pool_constant, init_varasm_once), 3510 xcoffout.c (xcoffout_source_file), 3511 i386.c (load_pic_register): 3512 Delete call(s) to ggc_add_string_root and/or ggc_mark_string. 3513 3514 * except.c (create_rethrow_ref), 3515 profile.c (init_edge_profiler), 3516 toplev.c (compile_file), 3517 varasm.c (named_section, assemble_static_space, 3518 assemble_trampoline_template, output_constant_def, force_const_mem), 3519 i386.c (load_pic_register), 3520 ia64.c (ia64_encode_section_info), 3521 rs6000.c (rs6000_emit_load_toc_table, create_TOC_reference, 3522 rs6000_emit_prologue, rs6000_emit_epilogue), 3523 rs6000.md (load_toc_aix_si, load_toc_aix_di): 3524 Change ggc_alloc_string (var, -1) to ggc_strdup (var). 3525 3526 * profile.c (output_func_start_profiler), 3527 tree.c (make_node), 3528 i386.c (load_pic_register): No need to ggc_strdup string constant. 3529 35302000-11-17 Hans-Peter Nilsson <hp@axis.com> 3531 3532 * Makefile.in (config.status): Depend on config.gcc. 3533 * configure.in <for machine in $build $host $target>: Move 3534 contents of loop into config.gcc, removing autoconf quoting. 3535 Fix changequote bug for alpha*-*-vxworks*. 3536 * configure: Regenerate. 3537 * config.gcc: New. 3538 35392000-11-16 Zack Weinberg <zack@wolery.stanford.edu> 3540 3541 * c-parse.in (if_prefix): Find the filename and line number at 3542 $-2 and $-1 respectively. 3543 * diagnostic.c (error_recursion): Add missing newline, use 3544 fputs, translate string. 3545 35462000-11-16 Zack Weinberg <zack@wolery.stanford.edu> 3547 3548 * stringpool.c: New file. 3549 * ggc-common.c (ggc_mark_string_ptr, ggc_add_string_root): Delete. 3550 (ggc_alloc_string): Now in stringpool.o. 3551 * ggc-page.c, ggc-simple.c: Do not define or allocate empty_string. 3552 * ggc.h: Delete prototype of ggc_add_string_root. #define 3553 ggc_add_string_root and ggc_mark_string to nothing. Prototype 3554 init_stringpool and stringpool_statistics. 3555 (ggc_alloc_string): Returns a const char *. 3556 * tree.c (hash_table, do_identifier_warnings): Delete. 3557 (init_obstacks): Don't initialize the identifier hash table. 3558 (get_identifier, maybe_get_identifier, start_identifier_warnings, 3559 set_identifier_size): Now in stringpool.c. 3560 * tree.h (struct tree_string): Constify pointer field. 3561 (approx_sqrt): Prototype. 3562 3563 * Makefile.in (stringpool.o): Add rule, mention in OBJS. 3564 3565 * toplev.c (approx_sqrt): New function. 3566 (compile_file): Call stringpool_statistics if mem_report is on. 3567 (main): Call init_stringpool. 3568 3569 * builtins.c (c_strlen), c-decl.c (finish_decl), c-lex.c 3570 (process_directive), c-typeck.c (constructor_asmspec, struct 3571 initializer_stack, start_init), except.c (create_rethrow_ref), 3572 stmt.c (digit_strings), toplev.c (decode_f_option), tree.c 3573 (built_in_filename), varasm,c (in_named_name, 3574 assemble_static_space, struct constant_descriptor, struct 3575 deferred_string, struct pool_constant, force_const_mem), 3576 i386.c (pic_label_name, global_offset_table_name), rs6000.c 3577 (rs6000_emit_prologue, rs6000_emit_epilogue) : Constify a char *. 3578 3579 * c-common.c (combine_strings): Combine strings in scratch 3580 buffer, then pass to build_string. 3581 * optabs.c (init_libfuncs), profile.c (init_edge_profiler, 3582 output_func_start_profiler), stmt.c (init_stmt), alpha.c 3583 (alpha_need_linkage), arm.c (arm_encode_call_attribute), 3584 i386.c (load_pic_register), ia64.c (ia64_encode_section_info), 3585 rs6000.c (rs6000_encode_section_info): Create string in 3586 scratch buffer, then pass to ggc_alloc_string. 3587 3588 * stmt.c (expand_asm_operands): If we must adjust the 3589 constraint strings, do so by creating a new one, not by 3590 modifying the old one in place. Constify some char *s. 3591 * config/pa/pa.c (hppa_encode_label): Drop unnecessary second 3592 argument. Create string in scratch buffer, then pass to 3593 ggc_alloc_string. 3594 * config/pa/pa-protos.h: Update prototype. 3595 * config/pa/elf.h, config/pa/pa.h, config/pa/som.h: 3596 hppa_encode_label takes only one argument. 3597 35982000-11-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 3599 3600 * mcore.c (mcore_expand_prolog): Call xmalloc/xrealloc, not 3601 malloc/realloc. 3602 3603 * cpplib.c (glue_header_name): Likewise. 3604 3605 * fixincl.c (run_compiles, start_fixer): Likewise. 3606 3607 * fixlib.c (load_file_data): Likewise. 3608 3609 * mkdeps.c (munge): Likewise. 3610 36112000-11-17 Hans-Peter Nilsson <hp@axis.com> 3612 3613 * defaults.h [EH_FRAME_SECTION_ASM_OP] (EH_FRAME_SECTION): Remove 3614 trailing ';'. Fix formatting. 3615 36162000-11-16 Jim Wilson <wilson@redhat.com> 3617 3618 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT, MASK_INLINE_DIV_THR): 3619 Shift masks left by one to avoid conflict. 3620 3621 * config/ia64/ia64.c (ia64_encode_section_info): Disallow decls with 3622 DECL_EXTERNAL set. 3623 36242000-11-16 Nick Clifton <nickc@redhat.com> 3625 3626 * config/arm/arm.c (output_arm_prologue): Note nested functions. 3627 (arm_expand_prologue): For nested functions preserve the 3628 static chain register during stack frame creation. 3629 3630 * config/arm/arm.h (STATIC_CHAIN_REGNUM): Change to 12. 3631 (ARM_INITIAL_FRAME_ELIMINATION_OFFSET): For a nested function 3632 with a stack frame there is a 4 byte gap between the arg 3633 pointer and the hard frame pointer (used to preserve the 3634 static chain register during stack frame creation). 3635 36362000-11-16 DJ Delorie <dj@redhat.com> 3637 3638 * rtl.c (read_rtx): Provide suitable names for unnamed 3639 define_insn and define_insn_and_split patterns, based on file 3640 and line numbers. 3641 36422000-11-15 Neil Booth <neilb@earthling.net> 3643 3644 * cpplib.c (start_directive, end_directive): New functions. 3645 (_cpp_handle_directive, run_directive): Use them. 3646 (_cpp_handle_directive): Don't -Wtraditional on indented 3647 null directives. 3648 (_cpp_push_buffer): Don't re-clear was_skipping. 3649 * cpplib.h (struct cpp_reader): New member la_saved. 3650 * cppmacro.c (cpp_get_token): Don't interpret _Pragma in 3651 directives. 3652 3653 gcc.dg/cpp/_Pragma1.c: Update. 3654 gcc.dg/cpp/_Pragma2.c: New test. 3655 36562000-11-15 Mark Mitchell <mark@codesourcery.com> 3657 3658 * toplev.c (wrapup_global_declarations): Don't write out 3659 artificial static variables that aren't needed. 3660 36612000-11-15 Bernd Schmidt <bernds@redhat.co.uk> 3662 3663 * ia64.c (struct group): New structure. 3664 (last_group): New static array. 3665 (group_idx): New static variable. 3666 (emit_group_barrier_after, errata_find_address_regs, errata_emit_nops): 3667 New static functions. 3668 (emit_insn_group_barriers): Initialize and keep track of group_idx 3669 and last_group. 3670 Call errata_emit_nops if TARGET_B_STEP or TARGET_A_STEP. 3671 Replace all calls to emit_insn_after that emit a group barrier to use 3672 emit_group_barrier_after. 3673 * ia64.h (MASK_B_STEP): New. 3674 (other MASK_XXX macros): Renumbered. 3675 (TARGET_B_STEP): New. 3676 (TARGET_SWITCHES): Add -mb-step. 3677 36782000-11-15 Fred Fish <fnf@be.com> 3679 3680 * fixinc/mkfixinc.sh (fixincludes): Add *-*-beos* to list of 3681 machines for which fixincludes is not needed. 3682 * config/i386/x-beos (STMP_FIXPROTO): Don't run fixproto. 3683 36842000-11-15 Jason Merrill <jason@redhat.com> 3685 3686 * diagnostic.c (finish_abort): New fn. 3687 (fancy_abort, error_recursion): Use it. 3688 * toplev.c (crash_signal): Likewise. 3689 * diagnostic.h: Declare it. 3690 36912000-11-13 Andrew Haley <aph@redhat.com> 3692 3693 * tree.c (build_type_no_quals): New function. 3694 * tree.h (build_type_no_quals): Declare. 3695 * c-common.c (c_get_alias_set): When considering type 3696 compatibility for pointer types, ignore cv-qualifiers anywhere in 3697 a pointer chain. 3698 36992000-11-15 Graham Stott <grahams@redhat.com> 3700 3701 * regrename.c (scan_rtx_rtx): Skip to the next chain on 3702 encountering a terminated chain. 3703 37042000-11-14 Mark Mitchell <mark@codesourcery.com> 3705 3706 * configure.in: Move check for V3 above check for C++ header-file 3707 directory. 3708 * configure: Regenerated. 3709 37102000-11-14 DJ Delorie <dj@redhat.com> 3711 3712 * config/v850/v850.c: Remove obstacks. 3713 3714Tue Nov 14 21:54:31 2000 Marek Michalkiewicz <marekm@linux.org.pl> & Denis Chertykov <denisc@overta.ru> 3715 3716 * config/avr/avr.c (avr_case_values_threshold): New. 3717 (avr_override_options): Set it depending on options, make it large 3718 when not optimizing to work around "unable to generate reloads". 3719 3720 * config/avr/avr.h (TARGET_SWITCHES): Add -mno-tablejump option. 3721 (EXTRA_SECTION_FUNCTIONS): Make the .progmem.gcc_sw_table section 3722 executable if not AVR_MEGA. Make sure jump tables are word-aligned. 3723 (JUMP_TABLES_IN_TEXT_SECTION): Define as 0, not 1. 3724 (ASM_OUTPUT_ADDR_VEC_ELT): Optimize, use "rjmp" if not AVR_MEGA. 3725 (avr_case_values_threshold): Declare as extern int. 3726 (CASE_VALUES_THRESHOLD): Define as avr_case_values_threshold. 3727 3728 * config/avr/avr.md (tablejump): Removed. 3729 (*tablejump_rjmp): New for jump tables made from "rjmp" instructions. 3730 (*tablejump_lib, *tablejump_enh, *tablejump): Change to expect the 3731 index in the table, not multiplied by 2. 3732 (casesi): Change to match the above insns. Always enable. 3733 3734 * config/avr/libgcc.S (__tablejump__): Rename to __tablejump2__. 3735 Change to expect the word address of the table, multiply it by 2 3736 here and not in the caller. Change "adiw" to faster "inc". 3737 37382000-11-14 Neil Booth <neilb@earthling.net> 3739 3740 * cppexp.c (parse_defined): Call cpp_get_token not 3741 _cpp_get_token. 3742 (lex): Similarly. 3743 * cpplex.c (cpp_output_line): Similarly. 3744 * cpplib.c (glue_header_name, do_line, do_ident, 3745 parse_answer, parse_assertion): Similarly. 3746 (_cpp_handle_diretive): Don't save to lookaheads 3747 when processing directives. 3748 * cppmacro.c (parse_arg, expand_arg): Call cpp_get_token not 3749 _cpp_get_token. 3750 (funlike_invocation_p): Don't save to lookaheads 3751 when pre-expanding arguments. 3752 (_cpp_get_token): Delete. 3753 (cpp_get_token): Merge contents of _cpp_get_token. 3754 37552000-11-14 Jakub Jelinek <jakub@redhat.com> 3756 3757 * builtins.c (expand_builtin_setjmp): Set 3758 current_function_calls_setjmp. 3759 (expand_builtin_longjmp): Set current_function_calls_longjmp. 3760 3761 * config/sparc/sparc.md (builtin_setjmp_setup): New expand. 3762 (do_builtin_setjmp_setup): New insn. 3763 3764Tue Nov 14 12:34:56 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 3765 3766 * tree.c (get_unwidened): Use host_integerp and tree_low_cst. 3767 (int_fits_type_p): For variable bounds, call force_fit_type. 3768 37692000-11-14 Jakub Jelinek <jakub@redhat.com> 3770 3771 * varasm.c (struct deferred_string): New structure. 3772 (const_str_htab): New variable. 3773 (STRHASH): New macro. 3774 (mark_const_str_htab_1, mark_const_str_htab, const_str_htab_hash, 3775 constr_str_htab_eq, const_str_htab_del): New functions. 3776 (output_constant_def): Add DEFER argument, defer string 3777 constants until mark_constant_pool time if requested. 3778 (mark_constant_pool): Walk the insn chain even if const_str_htab is 3779 not empty. 3780 (mark_constants): If a SYMBOL_REF for deferred string is found, 3781 output it and remove from hash table. 3782 (output_addressed_constants): Set DEFER to 0 in call to 3783 output_constant_def. 3784 * rtl.h (STRING_POOL_ADDRESS_P): Define. 3785 (output_constant_def): Adjust prototype. 3786 * expr.c (expand_expr): Set DEFER to 1 in call to output_constant_def. 3787 37882000-11-14 Chandrakala Chavva <cchavva@redhat.com> 3789 3790 * optabs.c (expand_complex_ab):: Use overflow-trapping optabs for 3791 signed types if flag_trapv. 3792 37932000-11-14 Zack Weinberg <zack@wolery.stanford.edu> 3794 3795 * tradcpp.c, tradcif.y: Update FSF mailing address, delete 3796 reference to GPLv1. 3797 37982000-11-14 Joseph S. Myers <jsm28@cam.ac.uk> 3799 3800 * c-common.h (CTI_C_SIZE_TYPE): Update comment. 3801 38022000-11-14 Jakub Jelinek <jakub@redhat.com> 3803 3804 * varasm.c (struct varasm_status): Change x_const_rtx_sym_hash_table 3805 to array of pool_constnat pointers. 3806 (struct pool_constant): Add next_sym and label members. 3807 (struct pool_sym): Remove. 3808 (init_varasm_status): Change pool_sym into pool_constant. 3809 (mark_pool_constant): Mark pc->label string as well. 3810 (mark_pool_sym_hash_table): Remove. 3811 (mark_varasm_status): Remove it from caller as well. 3812 (free_varasm_status): Don't free pool_sym structures. 3813 (force_const_mem): Don't allocate pool_sym structure, instead 3814 fill pool->label and chain it into rtx_sym hash table. 3815 (find_pool_constant, mark_constant_pool): Use pool_constant instead 3816 of pool_sym. 3817 38182000-11-14 Jakub Jelinek <jakub@redhat.com> 3819 3820 * reload1.c (emit_input_reload_insns): Honor forcing of constants 3821 into memory by PREFERRED_RELOAD_CLASS NO_REGS. 3822 38232000-11-14 Michael Matz <matzmich@cs.tu-berlin.de> 3824 3825 * dominance.c: New file. 3826 * Makefile.in (OBJS): Add dominance.o. 3827 3828 * flow.c (compute_flow_dominators): Remove. 3829 (compute_immediate_dominators): Remove. 3830 (compute_immediate_postdominators): Remove. 3831 * basic-block.h: Remove their prototypes. 3832 (calculate_dominance_info): Add prototype. 3833 3834 * dce.c (eliminate_dead_code): Change calls to above functions. 3835 Don't compute dominators but only immediate dominators. 3836 * flow.c (flow_loops_find): Change callers. 3837 * gcse.c (compute_code_hoist_data): Likewise. 3838 * haifa-sched.c (schedule_insns): Likewise. 3839 * ifcvt.c (if_convert): Likewise. 3840 * ssa.c (convert_to_ssa): Likewise, and only compute immediate 3841 dominators. 3842 38432000-11-14 Richard Henderson <rth@redhat.com> 3844 3845 * stmt.c (warn_if_unused_value): Don't warn if the expression 3846 has side effects. 3847 3848 * c-typeck.c (c_sizeof): Fold result to c_size_type_node. 3849 (c_sizeof_nowarn, c_alignof, c_alignof_expr): Likewise. 3850 38512000-11-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 3852 3853 * loop.c (basic_induction_var): Revert accidental checkin. 3854 38552000-11-13 Hans-Peter Nilsson <hp@axis.com> 3856 3857 * c-lex.c (cb_leave_file): Harmonize conditions and order of 3858 statements to those of process_directive for (action == act_pop). 3859 3860 * collect2.c (main): Pass on -B options from COLLECT_GCC_OPTIONS. 3861 3862 * local-alloc.c (equiv_init_movable_p): References to CC0 are not 3863 movable. 3864 38652000-11-13 Joseph S. Myers <jsm28@cam.ac.uk> 3866 3867 * c-parse.in (stmts_and_decls): Deprecate use of label at end of 3868 compound statement. 3869 38702000-11-13 Neil Booth <neilb@earthling.net> 3871 3872 * cpplex.c (_cpp_lex_token): CPP_COMMENT and true CPP_EOF 3873 cases return without MI check. 3874 * cpplib.c (do_diagnostic): Take boolean of whether to 3875 print the directive name. 3876 (do_error, do_warning): Update. 3877 (do_pragma_dependency): Use it. 3878 * cpplib.h (VARARGS_FIRST): Delete. 3879 (struct cpp_token): Delete integer. 3880 * cppmacro.c (enter_macro_context): Move disabled check 3881 to _cpp_get_token. 3882 (_cpp_get_token): Simplify into a single loop. 3883 38842000-11-13 Richard Earnshaw <rearnsha@arm.com> 3885 3886 * configure.in: Use 'test -f' not '[ -e'. 3887 * configure: Regenerated. 3888 38892000-11-13 DJ Delorie <dj@redhat.com> 3890 3891 * config/mn10300/mn10300.md (store_movm): Note which registers are 3892 really used or clobbered. 3893 38942000-11-13 Joseph S. Myers <jsm28@cam.ac.uk> 3895 3896 * c-parse.in (ends_in_label): Remove from %union and %type. 3897 (decls, stmts, lineno_stmt_or_labels, xstmts, 3898 lineno_stmt_or_label, stmt_or_label): Remove. 3899 (stmts_and_decls, lineno_stmt_decl_or_labels_ending_stmt, 3900 lineno_stmt_decl_or_labels_ending_decl, 3901 lineno_stmt_decl_or_labels_ending_label, 3902 lineno_stmt_decl_or_labels_ending_error, 3903 lineno_stmt_decl_or_labels, compstmt_contents_nonempty, 3904 lineno_stmt, lineno_label): New. 3905 (compstmt_nostart): Use compstmt_contents_nonempty. 3906 39072000-11-13 Joseph S. Myers <jsm28@cam.ac.uk> 3908 3909 * c-common.c (boolean_increment): New function. 3910 * c-common.h (enum c_tree_index): Add CTI_C_BOOL_TYPE, 3911 CTI_C_BOOL_TRUE and CTI_C_BOOL_FALSE. 3912 (c_bool_type_node, c_bool_true_node, c_bool_false_node): Define. 3913 (boolean_increment): Declare. 3914 * c-convert.c (convert): Allow for BOOLEAN_TYPE. 3915 * c-decl.c (init_decl_processing): Create boolean nodes. 3916 (finish_struct): Allow for _Bool bitfields. 3917 * c-parse.in (reswords): Add _Bool. 3918 (rid_to_yy): Allow for RID_BOOL. 3919 * c-typeck.c (default_conversion): Make booleans promote to int. 3920 (convert_arguments, build_unary_op, build_modify_expr, 3921 convert_for_assignment): Allow for booleans. 3922 * ginclude/stdbool.h: Make conforming to C99. 3923 39242000-11-13 Joseph S. Myers <jsm28@cam.ac.uk> 3925 3926 * c-parse.in (c99_block_start, c99_block_end, 3927 c99_block_lineno_labeled_stmt): New. 3928 (simple_if, do_stmt_start): Use c99_block_lineno_labeled_stmt. 3929 (stmt): Split off selection and iteration statements into... 3930 (select_or_iter_stmt): New. Use c99_block_lineno_labeled_stmt. 3931 39322000-11-13 Joseph S. Myers <jsm28@cam.ac.uk> 3933 3934 * invoke.texi (-Wtrigraphs, -fdump-translation-unit, -save-temps, 3935 -time): Update. 3936 39372000-11-13 Richard Earnshaw <rearnsha@arm.com> 3938 3939 * arm.md (mulsidi3adddi, umulsidi3adddi): Revert previous change. 3940 Rewrite to avoid use of match_dup. Don't try to tie registers that 3941 are not in the same mode. 3942 39432000-11-13 Joseph S. Myers <jsm28@cam.ac.uk> 3944 3945 * invoke.texi: Update lists of languages and suffixes supported. 3946 39472000-11-13 Joseph S. Myers <jsm28@cam.ac.uk> 3948 3949 * configure.in: Take toplevel configure arguments from the 3950 environment to create configargs.h and substitute 3951 gcc_config_arguments, taking account of any existing configargs.h 3952 if reconfiguring. 3953 * configure: Regenerate. 3954 * gccbug.in: Include toplevel configure arguments in gccbug. 3955 39562000-11-13 Richard Earnshaw <rearnsha@arm.com> 3957 3958 * varasm.c (struct constant_descriptor): Put CONTENTS inside a 3959 union to make it well-aligned. Update all uses. 3960 39612000-11-13 Joseph S. Myers <jsm28@cam.ac.uk> 3962 3963 * c-parse.in (initelt): Give appropriate pedantic warnings, 3964 depending on flag_isoc99, for non-ISO syntax and for C99 syntax 3965 outside C99 mode. 3966 (designator): If pedantic, pedwarn for a designator specifying a 3967 range of elements. 3968 * c-typeck.c (set_init_index, set_init_label): Don't pedwarn for 3969 these cases. 3970 * extend.texi: Document the C99 syntax as the preferred syntax, 3971 and the pre-2.5 syntax as obsolete. Mention use of designator 3972 lists for nested subobjects. 3973 39742000-11-13 Joseph S. Myers <jsm28@cam.ac.uk> 3975 3976 * diagnostic.c (vbuild_message_string, output_do_printf, vnotice): 3977 Add ATTRIBUTE_PRINTF. 3978 * tradcpp.c (v_message, warning, error, fatal, error_with_line): 3979 Add ATTRIBUTE_PRINTF*. 3980 39812000-11-12 Mark Mitchell <mark@codesourcery.com> 3982 3983 * function.c (assign_parms): When calling put_var_into_stack, make 3984 sure that there are no hidden pending sequences. 3985 39862000-11-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 3987 3988 * builtins.c (expand_builtin): Handle BUILT_IN_INDEX and 3989 BUILT_IN_RINDEX. Add missing checks for BUILT_IN_STRCHR and 3990 BUILT_IN_STRRCHR. 3991 3992 * builtins.def (BUILT_IN_INDEX, BUILT_IN_RINDEX): New entries. 3993 3994 * c-common.c (c_common_nodes_and_builtins): Declare index and 3995 rindex when nonansi builtins are allowed. 3996 3997 * extend.texi (index, rindex): Document new builtins. 3998 39992000-11-12 Mark Mitchell <mark@codesourcery.com> 4000 4001 * configure.in: Turn on libstdc++ V3 by default. 4002 * configure: Regenerated. 4003 4004 * fixinc/mkfixinc.sh: Use the ordinary fixincludes on Solaris. 4005 40062000-11-12 Jakub Jelinek <jakub@redhat.com> 4007 4008 * reload1.c (set_label_offsets): Go inside of PARALLELs. 4009 40102000-11-12 Joseph S. Myers <jsm28@cam.ac.uk> 4011 4012 * invoke.texi: Clean up option summary. 4013 40142000-11-12 Nick Clifton <nickc@redhat.com> 4015 4016 * config/mcore/mcore.c: Fix comment formating, and adjust sequence 4017 of #include headers. 4018 40192000-11-12 Marc Espie <espie@openbsd.org> 4020 4021 * configure.in: Fix filds test. 4022 * configure: Regen. 4023 40242000-11-12 Mark Mitchell <mark@codesourcery.com> 4025 4026 * jump.c (delete_computation): Don't assume that just because an 4027 instruction sets a register, that register is dead. 4028 40292000-11-12 Neil Booth <neilb@earthling.net> 4030 4031 * cppexp.c: Don't worry about pfile->skipping. 4032 * cpplib.c (struct if_stack): Make was_skipping unsigned char. 4033 (cpp_handle_directive): Save pfile->skipping in struct cpp_buffer 4034 for handled directives. 4035 (skip_rest_of_line): Use _cpp_lex_token after popping contexts 4036 and releasing lookaheads. 4037 (do_ifdef, do_ifndef, do_if): Use buffer->was_skipping. 4038 (do_else, do_elif, push_conditional): Update logic. 4039 (do_endif): Set buffer->was_skipping rather than pfile->skipping. 4040 (unwind_if_stack): Inline into cpp_pop_buffer. 4041 (cpp_push_buffer): Clear ifs->was_skipping for cpp_handle_directive. 4042 * cpplex.c (_cpp_lex_token): Clear skipping on EOF. Handle 4043 multiple-include optimisation. 4044 * cpplib.h (struct cpp_buffer): New member was_skipping. 4045 * cppmacro.c (_cpp_get_token): Loop whilst pfile->skipping. This 4046 works because skipping == 0 in directives. 4047 (_cpp_release_lookahead): Renamed from release_lookahead. 4048 (cpp_get_token): No need to check skipping as _cpp_get_token does 4049 this for us. No need to handle MI optimisation. 4050 4051Sat Nov 11 21:14:02 2000 Mark P Mitchell <mark@codesourcery.com> 4052 4053 * fixinc/inclhack.def (sunos_matherr_decl): Bypass matherr 4054 declarations that use `__MATH_EXCEPTION' in their prototypes, too. 4055 * fixinc/fixincl.x: Regenerated. 4056 40572000-11-11 Bruce Korb <bkorb@gnu.org> 4058 4059 * fixinc/inclhack.def (avoid_bool_type): avoid commenting out #endif 4060 (avoid_wchar_t_type): ditto 4061 * fixinc/fixinc.irix: obsoleted 4062 40632000-11-11 Zack Weinberg <zack@wolery.stanford.edu> 4064 4065 * configure.in: Don't add $outputs to all_lang_makefiles. Add 4066 $srcdir/$s/Makefile.in if it exists. 4067 * configure: Regenerate. 4068 4069Sat Nov 11 18:41:20 2000 Mark P Mitchell <mark@codesourcery.com> 4070 4071 * fixinc/mkfixinc.sh: Use the ordinary fixincludes on IRIX. 4072 40732000-11-11 Jason Merrill <jason@redhat.com> 4074 4075 * function.c (assign_parms): If TREE_ADDRESSABLE is set, try to 4076 give the parm a register and then call put_var_into_stack. 4077 * stmt.c (expand_decl): Likewise. 4078 40792000-11-11 Joseph S. Myers <jsm28@cam.ac.uk> 4080 4081 * gcc.texi: Adjust wording. 4082 40832000-11-11 Mark Mitchell <mark@codesourcery.com> 4084 4085 * fixinc/inclhack.def (avoid_wchar_t_type): New fix. 4086 * fininc/fixincl.x: Regenerated. 4087 40882000-11-11 Joseph S. Myers <jsm28@cam.ac.uk> 4089 4090 * invoke.texi: Correct spelling of -foptimize-register-move. 4091 40922000-11-11 Neil Booth <neilb@earthling.net> 4093 4094 Remove CPP_PLACEMARKERs. 4095 4096 * cppexp.c (lex): Don't handle CPP_PLACEMARKER. 4097 * cpplex.c (_cpp_lex_token): Rename skip_newlines to next_bol 4098 * cpplib.c (skip_rest_of_line, check_eol, cpp_push_buffer): 4099 Similarly. 4100 * cpplib.h: Remove CPP_PLACEMARKER. 4101 (struct lexer_state): Rename skip_newlines to next_bol. 4102 * cppmacro.c (stringify_arg): Don't handle CPP_PLACEMARKER. 4103 Simplify prev_white handling as a result. 4104 (paste_all_tokens): Don't worry about CPP_PLACEMARKERs. 4105 (parse_arg): Empty arguments are now empty, not CPP_PLACEMARKERs. 4106 (parse_args): Similarly. Update argument count tests. 4107 (enter_macro_context): Return 2 to indicate an empty macro. 4108 (replace_args): Don't bother pre-expanding an empty argument. 4109 Handle placemarkers and ## extension during pre-expansion. 4110 (cpp_get_token): Handle empty macro expansions. Don't worry 4111 about CPP_PLACEMARKERs. 4112 (_cpp_create_definition): Empty macros are now empty. 4113 (cpp_macro_definition): Don't special case empty macros. 4114 * scan-decls.c: Don't bother with CPP_PLACEMARKERs. 4115 * c-lex.c: Similarly. 4116 41172000-11-11 Joseph S. Myers <jsm28@cam.ac.uk> 4118 4119 * gcc.texi, invoke.texi: Add new section discussing language 4120 standards; link to it where appropriate; refer to ISO C instead of 4121 ANSI C. 4122 41232000-11-11 Alexandre Oliva <aoliva@redhat.com> 4124 4125 * builtins.c (std_expand_builtin_va_start): Take PARM_BOUNDARY 4126 into account. 4127 4128 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie SFmode to other FP 4129 modes. 4130 41312000-11-10 Joseph S. Myers <jsm28@cam.ac.uk> 4132 4133 * gcc.texi, gcov.texi: Update dates and version numbers. 4134 41352000-11-10 Zack Weinberg <zack@wolery.stanford.edu> 4136 4137 * configure.in: Remove AC_PROG_LEX and AC_PROG_YACC. Look for 4138 flex and bison, specifically, first in a unified build and 4139 then installed on the system. 4140 * Makefile.in: Set BISON to @BISON@, FLEX to @FLEX@. Rename 4141 LEXFLAGS to FLEXFLAGS. Adjust ORDINARY_FLAGS_TO_PASS to 4142 match. 4143 4144 (collect2.o, gcc.o, prefix.o, toplev.o, alloca.o, intl.o, 4145 cppdefault.o): Remove pointless sed munging of source file 4146 name. 4147 41482000-11-10 Bernd Schmidt <bernds@redhat.co.uk> 4149 4150 * reload.c (find_reloads_address_1, case POST_MODIFY): Use RELOAD_OTHER 4151 for address reloads. Push replacements for REG_INC notes. 4152 (regno_clobbered_p): New arg SETS. Examine SETs if it's nonzero. All 4153 callers changed. 4154 * reload1.c (choose_reload_regs): Registers set in the insn can't be 4155 used for RELOAD_OTHER reloads. 4156 41572000-11-10 Mark Mitchell <mark@codesourcery.com> 4158 4159 * c-dump.h: New file. 4160 41612000-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 4162 4163 * alpha.c (check_float_value): Use memcpy, not bcopy. 4164 * arm.c (output_move_double): Likewise. 4165 * arm.md: Likewise. 4166 * m88k.c (legitimize_operand): Likewise. 4167 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise. 4168 * m88k.md: Likewise. 4169 * mips.c (override_options): Likewise. 4170 * mips.md: Likewise. 4171 * romp.c (output_fpops): Likewise. 4172 * rs6000.c (rs6000_override_options): Likewise. 4173 * sh.md: Likewise. 4174 * vax.c (check_float_value): Likewise. 4175 4176 * emit-rtl.c (copy_rtx_if_shared, init_emit_once): Likewise. 4177 * expmed.c (synth_mult): Likewise. 4178 * final.c (add_bb_string): Likewise. 4179 * genattr.c (main): Likewise. 4180 * genattrtab.c (attr_string, simplify_cond, copy_rtx_unchanging): 4181 Likewise. 4182 * jump.c (thread_jumps): Likewise. 4183 * prefix.c (save_string): Likewise. 4184 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Likewise. 4185 * regclass.c (init_reg_sets, init_reg_sets_1): Likewise. 4186 * reload1.c (reload, eliminate_regs): Likewise. 4187 41882000-11-10 Joseph S. Myers <jsm28@cam.ac.uk> 4189 4190 * gcc.texi (Service): Update to reflect current practice and 4191 location of the GNU service directory. 4192 41932000-11-09 Bernd Schmidt <bernds@redhat.co.uk> 4194 4195 * regrename.c (build_def_use): Mark contents of REG_INC notes as 4196 needing replacement. 4197 4198 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Emit 4199 a no-op move if regs are equal. 4200 * toplev.c (rest_of_compilation): Do the noop moves elimination pass 4201 when calling jump after post-reload splitting. 4202 42032000-11-09 Jan van Male <jan.vanmale@fenk.wau.nl> 4204 4205 * c-tree.texi: Fix typos. 4206 * extend.texi: Likewise 4207 * gcov.texi: Likewise 4208 * rtl.texi: Likewise 4209 * tm.texi: Likewise 4210 42112000-11-09 Hans-Peter Nilsson <hp@axis.com> 4212 4213 * c-lex.c [! NO_IMPLICIT_EXTERN_C] (cb_enter_file): Check 4214 in_system_header and flags[1] before dereferencing flags[2]. 4215 42162000-11-09 Matthew Hiller <hiller@redhat.com> 4217 4218 * reload1.c (reload_combine): Fixed calculation of 4219 first_index_reg, last_index_reg. 4220 42212000-11-09 Mark Mitchell <mark@codesourcery.com> 4222 4223 * c-dump.c (dequeue_and_dump): Dump function bodies. 4224 4225 * Makefile.in (C_AND_OBJC_OBJS): Add c-dump.o. 4226 (c-dump.o): New target. 4227 * c-common.h (flag_dump_translation_unit): New variable. 4228 (C_TYPE_QUALS): New macro. 4229 (strip_array_types): New function. 4230 (DECL_C_BIT_FIELD): New macro. 4231 (SET_DECL_C_BIT_FIELD): Likewise. 4232 (CLEAR_DECL_C_BIT_FIELD): Likewise. 4233 (dump_info_p): New typedef. 4234 (dump_tree_fn): Likewise. 4235 (lang_dump_tree): New variable. 4236 (dump_node_to_file): New function. 4237 * c-common.c (flag_dump_translation_unit): Define it. 4238 (strip_array_types): New function. 4239 * c-decl.c (c_decode_option): Handle -fdump-translation-unit. 4240 * c-lang.c (finish_file): Call dump_node_to_file if 4241 flag_dump_translation_unit. 4242 * c-semantics.c (mark_rtl_for_local_static): Fix typo in comment. 4243 * c-tree.h (DECL_C_BIT_FIELD): Remove declaration. 4244 * c-dump.c: New file. 4245 42462000-11-09 Christopher Faylor <cgf@cygnus.com> 4247 4248 * config/i386/cygwin.h: Add mingw startfile prefix. 4249 42502000-11-09 Richard Henderson <rth@redhat.com> 4251 4252 * flow.c (invalidate_mems_from_set): Split out from ... 4253 (mark_set_1): ... here. 4254 (try_pre_increment_1): Use it. Use propagate_block_delete_insn 4255 instead of turning insn into a NOTE_INSN_DELETED. 4256 42572000-11-10 Joseph S. Myers <jsm28@cam.ac.uk> 4258 4259 * extend.texi, invoke.texi: Move documentation of builtin versions 4260 of C library functions to one place and update. 4261 42622000-11-09 Richard Henderson <rth@redhat.com> 4263 4264 * fold-const.c (fold): Compare TYPE_MAIN_VARIANT rather than 4265 the types themselves to discover type equivalence. 4266 42672000-11-09 Mike Stump <mrs@wrs.com> 4268 4269 * Makefile.in (distclean): Remove a few extra leftovers. 4270 42712000-11-09 Richard Henderson <rth@redhat.com> 4272 4273 * recog.c (validate_replace_rtx_1): Consider subregs when 4274 replacing a register with a constant inside a sign/zero_extend. 4275 4276 * config/alpha/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define. 4277 42782000-11-09 Geoffrey Keating <geoffk@redhat.com> 4279 4280 * c-decl.c (finish_struct): When a structure is completed, 4281 check all its variant types for completeness. 4282 42832000-11-09 Neil Booth <neilb@earthling.net> 4284 4285 * cpphash.c: Move cpp_defined here from cpplib.c. 4286 * cpplib.c: Update comments, move cpp_defined to cpphash.c. 4287 * cpplex.c (_cpp_lex_token): Don't leave the lexer at EOL. 4288 * cppmacro.c (cpp_get_token): Update comments, no need now 4289 to catch the CPP_EOF meaning EOL case. 4290 42912000-11-08 Geoffrey Keating <geoffk@redhat.com> 4292 4293 * config/sparc/sparc.c (sparc_va_arg): When the required alignment 4294 is more than that provided, copy to a temporary. 4295 42962000-11-09 Alexandre Oliva <aoliva@redhat.com> 4297 4298 * mklibgcc.in (EXTRA_MULTILIB_PARTS): Prevent `make' from 4299 interpreting $out as a macro assignment. 4300 * Makefile.in (T_TARGET): New auxiliary macro and target. 4301 (all): Add a target right in the beginning, so that we don't build 4302 T_TARGET by default. 4303 43042000-11-09 Graham Stott <grahams@redhat.com> 4305 4306 * config/i386/i386.md (mmx_pinsrw): Output operands in correct 4307 order for -mintel-syntax. Remove comment now that the operand 4308 order has been checked. 4309 (mmx_pextrw): Likewise. 4310 (mmx_pshufw): Likewise. 4311 43122000-11-09 Jakub Jelinek <jakub@redhat.com> 4313 4314 * builtins.c (c_strlen): Use TREE_STRING_LENGTH - 1 for max. 4315 (c_getstr): New function. 4316 (expand_builtin_strstr): Do nothing if -fcheck-memory-usage. 4317 If both arguments are constant string, optimize out. 4318 (expand_builtin_strchr, expand_builtin_strrchr): New functions. 4319 (expand_builtin_strpbrk): Use c_getstr, do nothing if 4320 -fcheck-memory-usage. 4321 (expand_builtin_fputs): Likewise. 4322 (expand_builtin_strcmp): Add MODE argument. 4323 Use even if !HAVE_cmpstrsi. 4324 Optimize the case when both arguments are constant strings. 4325 (expand_builtin): Adjust expand_builtin_strcmp caller. 4326 Call expand_builtin_strchr and expand_builtin_strrchr. 4327 * c-common.c (c_common_nodes_and_builtins): Add strchr and strrchr 4328 builtins. 4329 * builtins.def (BUILT_IN_STRRCHR): Add. 4330 43312000-11-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 4332 4333 * fixinc/gnu-regex.c: Rename EGCS LOCAL markers to GCC LOCAL. 4334 43352000-11-09 Joseph S. Myers <jsm28@cam.ac.uk> 4336 4337 * calls.c (expand_call, emit_library_call_value_1), collect2.c 4338 (scan_prog_file), config/a29k/a29k.c (print_operand), 4339 config/sparc/sparc.c (order_regs_for_local_alloc): Use memcpy () 4340 instead of bcopy (). 4341 * real.h: Use memcmp () instead of bcmp (). 4342 * config/m88k/m88k.c (m88k_layout_frame), config/sh/sh.c 4343 (split_branches), config/sparc/sparc.c (ultra_flush_pipeline, 4344 ultrasparc_sched_init, ultrasparc_sched_reorder), 4345 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Use memset () 4346 instead of bzero (). 4347 * config/vax/xm-xms.h (FILE_NAME_NONDIRECTORY): Use strrchr () 4348 instead of rindex (). 4349 * configure.in: Don't check for bzero, bcmp, index or rindex. 4350 * configure, config.in: Regenerate. 4351 * system.h: Don't include declarations for bzero, bcmp, index or 4352 rindex. 4353 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Don't define 4354 bzero, bcmp, index or rindex. 4355 4356Wed Nov 8 21:58:20 2000 Christopher Faylor <cgf@cygnus.com> 4357 4358 * config/i386/cygwin.h: Add -no-win32 switch. Separate -mno-cygwin 4359 include and library paths from -mcygwin case. Parameterize some 4360 declarations to avoid warnings. Use standard locations for include and 4361 lib dirs. 4362 43632000-11-08 Nick Clifton <nickc@redhat.com> 4364 4365 * config/arm/arm.md (mulsidi3adddi): Change output operand 4366 constraint from "=&" to "+&". 4367 (umulsidi3adddi): Change output operand constraint from "=&" to 4368 "+&". 4369 43702000-11-08 Richard Henderson <rth@redhat.com> 4371 4372 * flow.c (init_propagate_block_info): Protect the rtx stored in 4373 mem_set_list from modification by find_auto_inc. 4374 (mark_set_1): Likewise. 4375 43762000-11-08 Neil Booth <neilb@earthling.net> 4377 4378 Move directive handling into the lexer itself. 4379 4380 * cpplex.c (_cpp_lex_token): Handle directives directly. 4381 In the case of a directive interrupting a function-like 4382 macro invocation, use extra_char since read_ahead is 4383 used to store the '#'. Return a CPP_EOF in this case. 4384 * cppmacro.c (parse_arg): No need to handle CPP_DHASH any more. 4385 (cpp_get_token): Don't handle directives here. 4386 * cpplib.h: Remove CPP_DHASH token type. 4387 4388Wed Nov 8 21:53:41 MET 2000 Jan Hubicka <jh@suse.cz> 4389 4390 * regmove.c (combine_stack_adjustments_for_blocks): Recognize pushes 4391 formed using PRE_MODIFY too. 4392 43932000-11-08 Mark Mitchell <mark@codesourcery.com> 4394 4395 * c-tree.texi (VAR_DECL): Describe representation of GCC's 4396 extension for placing variables in particular registers. 4397 4398 * c-tree.texi (FUNCTION_TYPE): Clarify TYPE_ARG_TYPES for 4399 unprototyped C functions with no parameters. 4400 44012000-11-08 Jakub Jelinek <jakub@redhat.com> 4402 4403 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Cast DELTA to int 4404 before passing to fprintf. 4405 44062000-11-08 Jakub Jelinek <jakub@redhat.com> 4407 4408 * function.c (expand_function_start): Cast GET_MODE_SIZE to 4409 HOST_WIDE_INT before negating it. 4410 44112000-11-08 Jakub Jelinek <jakub@redhat.com> 4412 4413 * expr.c (expand_expr) [ADDR_EXPR]: Handle when op0 is RETURN_DECL 4414 passed in multiple non-contiguous locations. 4415 44162000-11-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 4417 4418 * README.gnat: Remove file. 4419 44202000-11-08 Alexandre Oliva <aoliva@redhat.com> 4421 4422 * mklibgcc.in (EXTRA_MULTILIB_PARTS): Generate multilib parts 4423 in-place. 4424 44252000-11-07 Richard Henderson <rth@redhat.com> 4426 4427 * dwarfout.c (INSN_LABEL_FMT): Remove. 4428 (output_label_die): Use ASM_GENERATE_INTERNAL_LABEL. 4429 (dwarfout_label): Remove. 4430 * dwarfout.h: Remove it's prototype. 4431 * dwarf2out.c (INSN_LABEL_FMT): Remove. 4432 (gen_label_die): Use ASM_GENERATE_INTERNAL_LABEL. 4433 (dwarf2out_label): Remove. 4434 * dwarf2out.h: Remove it's prototype. 4435 * final.c (final_scan_insn): Don't call dwarf[2]out_label. 4436 44372000-11-07 Richard Henderson <rth@redhat.com> 4438 4439 * config/ia64/fde-glibc.c (find_fde_for_dso): Do a binary 4440 search on the unwind region section. 4441 4442 * config/ia64/ia64.md (movbi): Add r/r alternative. 4443 (cmovdi_internal_astep): Describe all combinations of register 4444 classes for sources & destinations; remove matching constraints. 4445 (cmovdi_internal): Likewise. 4446 4447 * gcc.c (default_compilers) [@cpp-output]: Add -fpreprocessed. 4448 44492000-11-07 Richard Henderson <rth@redhat.com> 4450 4451 * c-lang.c (start_cdtor, finish_cdtor): New functions. 4452 (finish_file): Use them in building constructor/destructor functions. 4453 4454 * config/alpha/alpha.h (HAS_INIT_SECTION, LD_INIT_SWITCH, 4455 LD_FINI_SWITCH): Move ... 4456 * config/alpha/osf.h: ... here. 4457 * config/alpha/alpha-interix.h: Don't undef them. 4458 44592000-11-07 Jeffrey Oldham <oldham@oz.codesourcery.com> 4460 4461 * config/mips/t-iris6 (FPBIT): New. Added so that __unorddf2 is 4462 included in libgcc.a. 4463 (DPBIT): Likewise. 4464 (dp-bit.c): Likewise. 4465 (fp-bit.c): Likewise. 4466 44672000-11-07 Nick Clifton <nickc@redhat.com> 4468 4469 * config/m88k/m88k.h (GLOBAL_ASM_OP): Add missing tab. 4470 (INTERNAL_ASM_OP): Add missing tab. 4471 44722000-11-07 Joseph S. Myers <jsm28@cam.ac.uk> 4473 4474 * alias.c (init_alias_analysis), calls.c (expand_call, 4475 emit_library_call_value_1), combine.c (init_reg_last_arrays), 4476 cse.c (new_basic_block), dbxout.c (dbxout_type), diagnostic.c 4477 (init_output_buffer, set_diagnostic_context), dwarf2out.c 4478 (equate_decl_number_to_die, build_abbrev_table), emit-rtl.c 4479 (init_emit_once), fold-const.c (mul_double, div_and_round_double), 4480 function.c (assign_parms), gcse.c (compute_can_copy, 4481 alloc_gcse_mem, alloc_reg_set_mem, record_one_set, 4482 compute_hash_table, compute_set_hash_table, 4483 compute_expr_hash_table), genattrtab.c (optimize_attrs), global.c 4484 (global_alloc, global_conflicts), haifa-sched.c (compute_trg_info, 4485 clear_units, schedule_block), integrate.c (initialize_for_inline, 4486 expand_inline_function), jump.c (thread_jumps), local-alloc.c 4487 (local_alloc), loop.c (combine_movables, count_loop_regs_set, 4488 load_mems_and_recount_loop_regs_set), print-tree.c (debug_tree), 4489 regclass.c (init_reg_sets, init_reg_sets_1, regclass, 4490 record_reg_classes, allocate_reg_info), reload.c 4491 (get_secondary_mem, remove_address_replacements, find_reloads), 4492 reload1.c (reload, set_initial_label_offsets, finish_spills, 4493 reload_as_needed, choose_reload_regs_init, 4494 reload_cse_simplify_operands), reorg.c (dbr_schedule), sbitmap.c 4495 (sbitmap_zero), simplify-rtx.c (simplify_plus_minus), ssa.c 4496 (rename_registers), stmt.c (expand_end_case), unroll.c 4497 (unroll_loop), varray.c (varray_grow), objc/objc-act.c: Use memset 4498 () instead of bzero (). 4499 45002000-11-07 Neil Booth <neilb@earthling.net> 4501 4502 * cp/lang-specs.h: Fix -save-temps specs under USE_CPPLIB. 4503 45042000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 4505 4506 * c-common.c (combine_strings): Only warn about long strings for C. 4507 4508Tue Nov 7 19:44:30 2000 J"orn Rennecke <amylaar@redhat.com> 4509 4510 * combine.c (distribute_notes): Fix typo in last change. 4511 45122000-11-07 Geoff Keating <geoffk@redhat.com> 4513 4514 * config/rs6000/rs6000.md (movdi_internal32+1): Use 4515 operand_subreg_force rather than gen_rtx_SUBREG. 4516 (movdi_internal32+2): Likewise. 4517 45182000-11-07 Philip Blundell <philb@gnu.org> 4519 4520 * configure.in (arm*-*-linuxaout*): Obsolete, deleted. 4521 * config/arm/linux-aout.h: Likewise. 4522 * configure: Regenerate. 4523 45242000-11-07 Philipp Thomas <pthomas@suse.de> 4525 4526 * ABOUT-GCC-NLS: Remove the patch for gettext as it has been 4527 accepted my the gettext maintainer. 4528 45292000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 4530 4531 * builtins.c (expand_builtin_strpbrk): New function. 4532 (expand_builtin): Handle BUILT_IN_STRPBRK. 4533 4534 * builtins.def (BUILT_IN_STRPBRK): New entry. 4535 4536 * c-common.c (c_common_nodes_and_builtins): Declare builtin 4537 strpbrk. 4538 45392000-11-07 David O'Brien <obrien@dragon.nuxi.com> 4540 4541 * config/alpha/freebsd.h: New file -- FreeBSD/alpha architecture file. 4542 * POTFILES.in: Add config/alpha/freebsd.h 4543 * configure.in: Add alpha*-freebsd support. 4544 * configure: Regenerate. 4545 45462000-11-07 Joseph S. Myers <jsm28@cam.ac.uk> 4547 4548 * tree.c (build_common_tree_nodes_2): Make va_list_type_node be a 4549 copy of ptr_type_node rather than ptr_type_node itself. 4550 4551Tue Nov 7 06:29:24 2000 J"orn Rennecke <amylaar@redhat.com> 4552 4553 * combine.c (recog_for_combine): Allocate uninitialized vector with 4554 rtvec_alloc. 4555 * recog.c (apply_change_group): Likewise. 4556 4557Tue Nov 7 06:24:02 2000 J"orn Rennecke <amylaar@redhat.com> 4558 4559 * flow.c (verify_local_live_at_start): Back out last change. 4560 * combine.c (distribute_notes): When parts of a hard reg are 4561 neither set nor referenced in PLACE, search backwards for a 4562 place to put a REG_UNUSED note; if none found, ask for flow 4563 info refresh. 4564 4565Mon Nov 6 20:08:13 2000 J"orn Rennecke <amylaar@redhat.com> 4566 4567 * reload1.c (eliminate_regs_in_insn): Allow a set to be a PARALLEL 4568 with (clobber (match_scratch...)). 4569 45702000-11-06 Neil Booth <neilb@earthling.net> 4571 4572 * c-lex.c (init_c_lex): If cpp_start_read fails, exit with 4573 error status. 4574 45752000-11-06 Neil Booth <neilb@earthling.net> 4576 4577 * tradcpp.c (special_symbol): Assign an null string rather 4578 than writing to an unallocated buffer. 4579 45802000-11-06 Neil Booth <neilb@earthling.net> 4581 4582 * cpplex.c (_cpp_equiv_tokens): Check arg_no in the 4583 CPP_MACRO_ARG case. 4584 45852000-11-06 Neil Booth <neilb@earthling.net> 4586 4587 * c-lex.c (c_lex): Replace tok.val.aux with tok.val.c or 4588 tok.val.arg_no as appropriate. 4589 * cppexp.c (lex): Similarly. 4590 * cpplex.c (_cpp_lex_token, cpp_spell_token, cpp_output_token, 4591 cpp_equiv_tokens, cpp_can_paste, cpp_avoid_paste): Similarly. 4592 * cppmacro.c (stringify_arg, replace_args, lex_expansion_token, 4593 cpp_macro_definition): Similarly. 4594 * cpplib.h (struct cpp_token): Replace aux with c and arg_no. 4595 45962000-11-06 Jakub Jelinek <jakub@redhat.com> 4597 4598 * config/sparc/sparc.md (adddi3): If operands[2] is 4096 and 4599 operands[1] is constant, calculate the sum and generate movdi. 4600 (addsi3): Similarly. Use SImode in call to arith_4096_operand. 4601 (subsi3): Use SImode in call to arith_4096_operand. 4602 46032000-11-06 Jakub Jelinek <jakub@redhat.com> 4604 4605 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): On sparc64 we need to 4606 adjust %o1, not %o0 if the return type is large structure. 4607 46082000-11-06 Jakub Jelinek <jakub@redhat.com> 4609 4610 * config/sparc/sparc.md (smulsi3_highpart_v8plus, ashldi3_v8plus+1, 4611 update_return, flush, flushdi, ffssi2, ffsdi2): Fix output formatting. 4612 4613Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl> 4614 4615 * expmed.c (expand_divmod): For signed divide by 2, prefer 4616 a branch and fewer shifts if branches are very cheap. 4617 46182000-11-05 Joseph S. Myers <jsm28@cam.ac.uk> 4619 4620 * Makefile.in: Remove all targets related to building 4621 distributions and diffs, or INSTALL. 4622 * INSTALL, install1.texi: Remove. 4623 * configure.in: Remove mention of distdir. 4624 * configure: Regenerate. 4625 * objc/Make-lang.in: Remove mention of distdir. 4626 46272000-11-04 Neil Booth <neilb@earthling.net> 4628 4629 * cpp.texi: Update for _Pragma. 4630 46312000-11-04 Joseph S. Myers <jsm28@cam.ac.uk> 4632 4633 * gcc.texi (Contributing): Update URL for projects web page. 4634 46352000-11-04 Neil Booth <neilb@earthling.net> 4636 4637 * cpplex.c (parse_string): Don't allow multiline strings in 4638 #include family directives. 4639 46402000-11-04 Neil Booth <neilb@earthling.net> 4641 4642 * cpplib.c (do_line): Only warn pedantically if not reading 4643 preprocessed input. 4644 46452000-11-04 Alexandre Oliva <aoliva@redhat.com> 4646 4647 * calls.c (emit_call_1) [sibcall_pop]: Use n_popped instead of 4648 RETURN_POPS_ARGS(). 4649 46502000-11-03 Zack Weinberg <zack@wolery.stanford.edu> 4651 4652 * builtins.c (expand_builtin_strlen): Remove unused mode 4653 argument. 4654 * gcc.c (process_command): Remove unused variable. 4655 * fold-const.c: Include expr.h. 4656 * recog.c: Include reload.h. 4657 * Makefile.in (recog.o, fold-const.o): Update deps. 4658 46592000-11-02 Geoffrey Keating <geoffk@cygnus.com> 4660 4661 * fixinc/gnu-regex.c: Change 'CYGNUS LOCAL' to 'EGCS LOCAL'. 4662 4663Fri Nov 3 13:41:04 2000 Mark P Mitchell <mark@codesourcery.com> 4664 4665 * config/mips/iris6.h (SUBTARGET_CC1_SPEC): Remove -static 4666 handling. 4667 (STARTFILE_SPEC): Likewise. 4668 (LINK_SPEC): Likewise. 4669 46702000-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 4671 4672 * Makefile.in (fold-const.o): Depend on $(GGC_H), not ggc.h. 4673 (toplev.o): Likewise for $(LOOP_H)/loop.h and $(REGS_H)/regs.h. 4674 (simplify-rtx.o): Likewise for $(GGC_H)/ggc.h. 4675 46762000-11-03 Joseph S. Myers <jsm28@cam.ac.uk> 4677 4678 * c-decl.c (duplicate_decls, copy_lang_decl), dwarfout.c 4679 (dwarfout_line), gcc.c (main, save_string), tree.c (init_obstacks, 4680 perm_calloc, get_identifier, maybe_get_identifier, 4681 real_value_from_int_cst, simple_cst_equal), varasm.c 4682 (assemble_name, assemble_real, immed_real_const_1, 4683 compare_constant_1, decode_rtx_const, output_constant_pool): Use 4684 strrchr () instead of rindex (). Use memcmp () instead of bcmp 4685 (). Use memcpy () instead of bcopy (). Use memset () instead of 4686 bzero (). 4687 46882000-11-03 Nathan Sidwell <nathan@codesourcery.com> 4689 4690 * cppfiles.c (open_file): If already read, then don't reopen. 4691 Immediately close an empty file. 4692 46932000-11-01 Bernd Schmidt <bernds@redhat.co.uk> 4694 4695 * expr.h (fold_builtin): Move declaration... 4696 * tree.h (fold_builtin): ... here. 4697 4698Fri Nov 3 05:41:07 2000 J"orn Rennecke <amylaar@redhat.com> 4699 4700 * flow.c (verify_local_live_at_start): Allow hard regs to die. 4701 47022000-11-02 Neil Booth <neilb@earthling.net> 4703 4704config: 4705 * a29k/a29k.h, a29k/unix.h, a29k/vx29k.h, 4706 alpha/alpha-interix.h, alpha/alpha.h, alpha/linux.h, 4707 alpha/openbsd.h, alpha/osf.h, alpha/vms.h, alpha/vxworks.h, 4708 alpha/win-nt.h, arc/arc.h, arm/arm.h, arm/conix-elf.h, 4709 arm/linux-aout.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h, 4710 arm/riscix1-1.h, arm/semiaof.h, arm/unknown-elf-oabi.h, arm/vxarm.h, 4711 c4x/rtems.h, clipper/clix.h, convex/convex.h, d30v/d30v.h, 4712 elxsi/elxsi.h, fr30/fr30.h, h8300/h8300.h, i370/linux.h, i370/mvs.h, 4713 i370/oe.h, i386/386bsd.h, i386/aix386ng.h, i386/beos-elf.h, 4714 i386/bsd386.h, i386/crtdll.h, i386/cygwin.h, i386/dgux.h, 4715 i386/djgpp-rtems.h, i386/djgpp.h, i386/freebsd-aout.h, i386/freebsd.h, 4716 i386/gnu.h, i386/i386-interix.h, i386/i386.h, i386/linux-aout.h, 4717 i386/linux-oldld.h, i386/linux.h, i386/lynx-ng.h, i386/lynx.h, 4718 i386/mach.h, i386/mingw32.h, i386/moss.h, i386/netbsd.h, 4719 i386/netware.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h, 4720 i386/osfelf.h, i386/osfrose.h, i386/ptx4-i.h, i386/rtems.h, 4721 i386/rtemself.h, i386/sco.h, i386/sco4.h, i386/sco4dbx.h, i386/sco5.h, 4722 i386/scodbx.h, i386/sequent.h, i386/sol2.h, i386/sun.h, i386/sysv3.h, 4723 i386/sysv4.h, i386/uwin.h, i386/vsta.h, i386/vxi386.h, i386/win-nt.h, 4724 i386/win32.h, i860/fx2800.h, i860/i860.h, i860/mach.h, i860/sysv3.h, 4725 i860/sysv4.h, i960/i960.h, i960/rtems.h, i960/vx960-coff.h, 4726 ia64/ia64.h, ia64/linux.h, m32r/m32r.h, m68k/3b1.h, m68k/3b1g.h, 4727 m68k/a-ux.h, m68k/altos3068.h, m68k/amix.h, m68k/apollo68.h, 4728 m68k/crds.h, m68k/ctix.h, m68k/dpx2.h, m68k/hp2bsd.h, m68k/hp320.h, 4729 m68k/hp3bsd.h, m68k/hp3bsd44.h, m68k/isi.h, m68k/linux-aout.h, 4730 m68k/linux.h, m68k/lynx-ng.h, m68k/lynx.h, m68k/m68kemb.h, 4731 m68k/m68kv4.h, m68k/mot3300.h, m68k/netbsd.h, m68k/news.h, 4732 m68k/next.h, m68k/openbsd.h, m68k/pbb.h, m68k/plexus.h, m68k/rtems.h, 4733 m68k/rtemself.h, m68k/sun2.h, m68k/sun3.h, m68k/sun3mach.h, 4734 m68k/tower-as.h, m68k/tower.h, m68k/vxm68k.h, m88k/dgux.h, 4735 m88k/dolph.h, m88k/luna.h, m88k/m88k-aout.h, m88k/m88k-coff.h, 4736 m88k/openbsd.h, m88k/sysv3.h, m88k/sysv4.h, mips/bsd-4.h, 4737 mips/bsd-5.h, mips/dec-bsd.h, mips/dec-osf1.h, mips/gnu.h, 4738 mips/iris3.h, mips/iris5.h, mips/iris6.h, mips/linux.h, mips/mips.h, 4739 mips/netbsd.h, mips/news4.h, mips/news5.h, mips/nws3250v4.h, 4740 mips/openbsd.h, mips/osfrose.h, mips/rtems64.h, mips/sni-svr4.h, 4741 mips/svr3-4.h, mips/svr3-5.h, mips/svr4-4.h, mips/svr4-5.h, 4742 mips/ultrix.h, ns32k/encore.h, ns32k/merlin.h, ns32k/netbsd.h, 4743 ns32k/ns32k.h, ns32k/pc532-mach.h, ns32k/pc532.h, ns32k/sequent.h, 4744 ns32k/tek6000.h, ns32k/tek6100.h, ns32k/tek6200.h, pa/pa-hiux.h, 4745 pa/pa-hpux.h, pa/pa-hpux7.h, pa/pa-linux.h, pa/pa-osf.h, 4746 pa/pa-pro-end.h, pa/pa.h, pa/rtems.h, pj/linux.h, pj/pj.h, 4747 romp/romp.h, rs6000/aix.h, rs6000/aix31.h, rs6000/aix41.h, 4748 rs6000/aix43.h, rs6000/beos.h, rs6000/eabi.h, rs6000/eabisim.h, 4749 rs6000/linux.h, rs6000/lynx.h, rs6000/mach.h, rs6000/rtems.h, 4750 rs6000/sysv4.h, rs6000/vxppc.h, sh/elf.h, sh/linux.h, sh/rtems.h, 4751 sh/rtemself.h, sh/sh.h, sparc/aout.h, sparc/elf.h, sparc/linux-aout.h, 4752 sparc/linux.h, sparc/linux64.h, sparc/lite.h, sparc/litecoff.h, 4753 sparc/liteelf.h, sparc/lynx-ng.h, sparc/lynx.h, sparc/netbsd.h, 4754 sparc/openbsd.h, sparc/pbd.h, sparc/rtems.h, sparc/rtemself.h, 4755 sparc/sol2-sld-64.h, sparc/sol2.h, sparc/sp64-aout.h, 4756 sparc/sp64-elf.h, sparc/sp86x-aout.h, sparc/sp86x-elf.h, 4757 sparc/sparc.h, sparc/sysv4.h, sparc/vxsim.h, sparc/vxsparc.h, 4758 v850/rtems.h, vax/netbsd.h, vax/openbsd.h, vax/ultrix.h, vax/vax.h, 4759 vax/vaxv.h, vax/vms.h, we32k/we32k.h 4760 4761 Replace -A() with -A=, the new assertion syntax. 4762 4763Thu Nov 2 21:52:35 2000 J"orn Rennecke <amylaar@redhat.com> 4764 4765 * combine.c (distribute_notes): Use rtx_equal_p to check elim_i2 / 4766 elim_i1. 4767 In REG_DEAD handling: When handling parts of multi-hard-reg hard 4768 registers, increment the loop counter by the size of the parts; 4769 use recursion to handle individual parts. 4770 47712000-11-02 Neil Booth <neilb@earthling.net> 4772 4773 * configure.in: Make integrated CPP the default. 4774 * configure: Regenerate. 4775 4776Thu Nov 2 19:20:12 2000 J"orn Rennecke <amylaar@redhat.com> 4777 4778 * reload.c (find_equiv_reg): Test all hard registers for membership 4779 in the requested class. 4780 47812000-11-02 Joseph S. Myers <jsm28@cam.ac.uk> 4782 4783 * collect2.c (main, write_c_file_stat), gcc.c (translate_options, 4784 process_command, main), gcov.c (open_files, output_data), tlink.c 4785 (frob_extension, scan_linker_output), toplev.c 4786 (file_name_nondirectory): Use strchr () and strrchr () instead of 4787 index () and rindex (). 4788 47892000-11-02 Joseph S. Myers <jsm28@cam.ac.uk> 4790 4791 * c-common.c (get_flag_spec, check_format_info_main, 4792 check_format_types): Use strchr () instead of index (). Compare 4793 against error_mark_node instead of comparing the TREE_CODE against 4794 ERROR_MARK. 4795 47962000-11-02 Zack Weinberg <zackw@Stanford.EDU> 4797 4798 Integrated CPP. 4799 4800 * c-lex.c (init_c_lex): Update cpp_start_read call. 4801 (cb_ident): Update for new callback prototype. 4802 (cb_def_pragma): Update for new cpp_get_token prototype. 4803 (c_lex): Similarly. Use cpp_get_line. 4804 4805 * c-parse.in (finish_parse): Update for new cpp_finish 4806 prototype. 4807 4808 * cp/lex.c (finish_parse): Similarly. 4809 48102000-11-01 Geoff Keating <geoffk@cygnus.com> 4811 4812 * machmode.def: Add V16QImode. 4813 48142000-11-01 Richard Henderson <rth@redhat.com> 4815 4816 * dwarf2out.c (loc_descriptor_from_tree): Check for null result 4817 from rtl_for_decl_location. 4818 (add_location_or_const_value_attribute): Likewise. 4819 48202000-11-01 Neil Booth <neilb@earthling.net> 4821 4822 * cpplib.c (run_directive): Use correct line number for output 4823 of _Pragma. Remember any in-progress directive. 4824 4825 * gcc.dg/cpp/vararg2.c, gcc.dg/cpp/_Pragm1.c: New tests. 4826 48272000-11-01 Richard Henderson <rth@redhat.com> 4828 4829 * stmt.c (expand_start_null_loop): Set continue_label. 4830 48312000-11-01 Bernd Schmidt <bernds@redhat.co.uk> 4832 4833 * builtins.c (fold_builtin_constant_p, fold_builtin): New functions. 4834 (expand_builtin_constant_p): Move parts of the code into 4835 fold_builtin_constant_p. 4836 (expand_builtin_strlen): Move parts of the code into fold_builtin. 4837 * expr.h (fold_builtin): Declare. 4838 * fold-const.c (fold): Handle builtin calls. 4839 4840 * c-typeck.c (build_function_call): Call fold on the CALL_EXPR. 4841 48422000-11-01 Richard Henderson <rth@redhat.com> 4843 4844 * stmt.c (expand_start_null_loop): New. 4845 (expand_end_null_loop): New. 4846 * c-semantics.c (genrtl_do_stmt): Use them. 4847 * tree.h: Declare them. 4848 48492000-11-01 Richard Henderson <rth@redhat.com> 4850 4851 * cppmain.c (scan_buffer): Don't avoid paste for assembly. 4852 48532000-11-01 Neil Booth <neilb@earthling.net> 4854 4855 * c-parse.in (_yylex): Remove CPP_BACKSLASH case. 4856 * cp/spew.c: Similarly. 4857 * cpplex.c (_cpp_lex_token): Backslashes are now CPP_OTHER. 4858 * cppmacro.c (stringify_arg): Similarly. 4859 * cpplib.h (CPP_BACKSLASH): Delete. 4860 48612000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 4862 4863 * builtins.c (expand_builtin_strstr): New function. 4864 (expand_builtin): Handle BUILT_IN_STRSTR and BUILT_IN_STRCHR. 4865 4866 * builtins.def (BUILT_IN_STRSTR, BUILT_IN_STRCHR): New entries. 4867 4868 * c-common.c (c_common_nodes_and_builtins): Declare builtin strstr 4869 and builtin strchr. 4870 48712000-10-31 Richard Henderson <rth@redhat.com> 4872 4873 * config/i386/i386.c (fcmov_comparison_operator): Check for 4874 CCFPmode or CCFPUmode instead of CCmode. 4875 (ix86_expand_fp_movcc): Call ix86_expand_setcc for most 4876 unordered operations as well. 4877 48782000-10-31 Richard Henderson <rth@redhat.com> 4879 4880 * c-semantics.c (genrtl_do_stmt): Use integer_zerop instead 4881 of integer_zero_node. 4882 48832000-10-31 Richard Henderson <rth@redhat.com> 4884 4885 * c-semantics.c (genrtl_do_stmt): Special case do/while(0). 4886 48872000-10-31 Nick Clifton <nickc@redhat.com> 4888 4889 * config/arm/unknown-elf.h (UNIQUE_SECTION_P): Do not allow 4890 -fdata-sections to override the section attribute of a DECL. 4891 48922000-10-31 Chris Demetriou <cgd@sibyte.com> 4893 4894 * libgcc2.c (__shtab): Remove __shtab variable. 4895 * libgcc-std.ver (GCC_3.0): Remove __shtab from symbol list. 4896 * Makefile.in (LIB2FUNCS): Remove _shtab from list of library 4897 members. 4898 48992000-10-31 Jim Wilson <wilson@redhat.com> 4900 4901 * defaults.h (ASM_OUTPUT_DEBUG_LABEL): New. 4902 * tm.texi (ASM_OUTPUT_DEBUG_LABEL): Document. 4903 * dwarf2out.c (dwarf2out_begin_block): Use ASM_OUTPUT_DEBUG_LABEL 4904 instead of ASM_OUTPUT_INTERNAL_LABEL. 4905 (dwarf2out_end_block, dwarf2out_label): Likewise. 4906 * final.c (final_scan_insn, case NOTE_INSN_DELETED_LABEL): Likewise 4907 * config/ia64/ia64.h (ASM_OUTPUT_DEBUG_LABEL): Define. 4908 49092000-10-31 Richard Henderson <rth@redhat.com> 4910 4911 * dwarf2out.c (struct dw_loc_descr_struct): Add dw_loc_addr. 4912 (size_of_locs): Set it. 4913 (output_loc_operands): Use it to compute branch displacement. 4914 (int_loc_descriptor): New. 4915 (mem_loc_descriptor): Dereference memory in the proper size. 4916 Use DW_OP_plus_uconst when possible. Use int_loc_descriptor. 4917 (loc_descriptor_from_tree): New. 4918 (rtl_for_decl_location): Break out from ... 4919 (add_location_or_const_value_attribute): ... here. 4920 (add_bound_info): Use loc_descriptor_from_tree. 4921 49222000-10-31 Neil Booth <neilb@earthling.net> 4923 4924 * cpp.texi: Update for new command line assertion syntax. 4925 * cpplib.c (cpp_define): Simplify a bit. 4926 (cpp_assert, cpp_unassert): Use handle_assertion. 4927 (handle_assertion): New function; accept new command line 4928 syntax with '='. 4929 * testsuite/gcc.dg/cpp/assert3.c: New tests. 4930 49312000-10-31 Neil Booth <neilb@earthling.net> 4932 4933 * cppmacro.c (STDC_0_IN_SYSTEM_HEADERS): Define to 0 if 4934 undefined. Remove #ifdef check. 4935 * config/i386/sol2.h, config/rs6000/sol2.h, config/sparc/sol2.h: 4936 Define STDC_0_IN_SYSTEM_HEADERS to 1. 4937 49382000-10-31 Jan Hubicka <jh@suse.cz> 4939 Jakub Jelinek <jakub@redhat.com> 4940 4941 * config/i386/i386.h: Clarify CCNOmode description in comment. 4942 (EXTRA_CC_MODES): Remove CCRCmode. 4943 * config/i386/i386.c (ix86_comparison_operator): Remove CCRCmode. 4944 (put_condition_code, ix86_match_ccmode): Likewise. 4945 (ix86_cc_mode): Likewise. Fix comment. 4946 (ix86_expand_strlensi_unroll_1): *rc patterns are gone. 4947 * config/i386/i386.md: Add unspec 12 description. 4948 (adddi3 split): Use unspec 12 instead of CCRCmode. 4949 (addsi3_carry_rc): Remove. 4950 (addsi3_cc, addqi3_cc): New patterns. 4951 (addsi_3): Swap operands, match CCZmode. 4952 (addsi_4): Rewritten. 4953 (addsi_5): Renamed from addsi_6. 4954 (addsi_6): Removed. 4955 (addhi_3): Swap operands, match CCZmode. 4956 (addhi_4): Rewritten. 4957 (addhi_5): Renamed from addhi_6. 4958 (addhi_6): Removed. 4959 (addqi_3): Swap operands, match CCZmode. 4960 (addqi_4): Rewritten. 4961 (addqi_5): Renamed from addqi_6. Use =q constraint for clobber. 4962 (subsi3_carry_rc): Removed. 4963 (iorqi_3): Use =q constraint for clobber. 4964 (xorqi_cc_2): Likewise. 4965 (negdi2_1 split): Don't use CCRCmode, use ltu instead of gtu. 4966 (x86_movsicc_0_m1_rc): Removed. 4967 (cmp?i peepholes): Remove neg. Use CCGCmode instead of CCRCmode. 4968 49692000-10-31 Joseph S. Myers <jsm28@cam.ac.uk> 4970 4971 * c-typeck.c (build_unary_op): If pedantic, pedwarn for increment 4972 and decrement of complex types. 4973 49742000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 4975 4976 * builtins.c (expand_builtin_fputs): When deleting NOP calls to 4977 builtin fputs, ensure we still evaluate the stream in case it 4978 has side-effects. 4979 49802000-10-31 Jakub Jelinek <jakub@redhat.com> 4981 4982 * expr.c (do_store_flag): Pass operand_mode instead of GET_MODE (op0) 4983 to expand_shift. 4984 4985Tue Oct 31 15:33:27 2000 J"orn Rennecke <amylaar@redhat.com> 4986 4987 * sh-protos.h (reg_no_subreg_operand, emit_fpscr_use): Don't declare. 4988 (fp_extended_operand, emit_fpscr_use): Likewise. 4989 * sh.c (reg_no_subreg_operand, fp_extended_operand): Delete functions. 4990 (fpul_operand): New function. 4991 * sh.h (PREDICATE_CODES): Remove reg_no_subreg_operand and 4992 fp_extended_operand. Add fpul_operand. 4993 * sh.md (mulsf3, mulsf3_i4): Use fp_arith_reg_operand for "f" operands. 4994 (mulsf3_ie, macsf3, cmpgtsf_t, cmpeqsf_t, ieee_ccmpeqsf_t): Likewise. 4995 (cmpgtsf_t_i4, cmpeqsf_t_i4, ieee_ccmpeqsf_t_4, negsf2): Likewise. 4996 (negsf2_i, sqrtsf2, sqrtsf2_i, abssf2, abssf2_i, adddf3): Likewise. 4997 (adddf3_i, subdf3, subdf3_i, muldf3, muldf3_i, divdf3): Likewise. 4998 (divdf3_i): Likewise. 4999 (floatsisf2): Likewise. Use fpul_operand for 'y' operand. 5000 (floatsisf2_i4, floatsisf2_ie, fix_truncsfsi2): Likewise. 5001 (fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i): Likewise. 5002 (fix_truncdfsi2, fix_truncdfsi2_i, extendsfdf2): Likewise. 5003 (extendsfdf2_i4, truncdfsf2, truncdfsf2_i4): Likewise. 5004 50052000-10-31 Bernd Schmidt <bernds@redhat.co.uk> 5006 5007 * config/i386/i386.c (ix86_init_builtins): Correct return type 5008 building v4hi_ftype_v4hi_int_int tree node. 5009 (ix86_expand_builtin): Use correct operand numbers 0 and 1. 5010 Copy operand 0 into a Pmode register, don't generate a MEM rtx. 5011 5012 * config/i386/i386.md (sse_movntdi): Use mmx register constraint 5013 for operand 1. 5014 (mmx__uavgv8qi3): Correct insn mnemonic. 5015 (mmx_psadbw): Correct insn mnemonic. Use V8QI mode for operands 1 and 2. 5016 (mmx_punpckhwd): Correct insn mnemonic. 5017 (mmx_punpckhdq): Likewise. 5018 (mmx_punpcklwd): Likewise. 5019 (mmx_punpckldq): Likewise. 5020 (prefetch): Use immediare_operand and 'n' constraint for operand 1. 5021 Renumber case labels to match the _mm_prefetch constants defined in 5022 xmmintrin.h. 5023 5024 * recog.c (split_all_insns): Don't try to call cleanup_subreg_operands 5025 if the splitter didn't emit new insns. 5026 Make sure we call cleanup_subreg_operands even when splitting the last 5027 insn in a basic block. 5028 5029 * invoke.texi (Debugging Options): Describe -do. 5030 * toplev.c (enum_dump_file_index): New entry DFI_postreload. 5031 (dump_file): Likewise. 5032 (rest_of_compilation): Split .greg dump into .greg and .postreload. 5033 50342000-10-30 Neil Booth <neilb@earthling.net> 5035 5036 * cppfiles.c (stack_include_file): Check for stacked contexts 5037 here. 5038 * cpphash.h (_cpp_do__Pragma): New prototype. 5039 * cppinit.c (cpp_reader_init): Add _Pragma keyword to hash table. 5040 5041 * cpplex.c (skip_escaped_newlines): Only process trigraphs and 5042 escaped newlines if !(buffer->from_stage3). 5043 (_cpp_lex_token): Warn about missing newlines iff 5044 !buffer->from_stage3. 5045 5046 * cpplib.c (get__Pragma_string, destringize, 5047 _cpp_do__Pragma): New functions. 5048 (run_directive): Set output_line for _Pragma to avoid line 5049 markers in output. Set from_stage3 and prevent macro expansion 5050 for _Pragma and command-line options. Check buffer exhaustion. 5051 (cpp_push_buffer): Don't check for stacked macro contexts, as 5052 this is perfectly legitimate for _Pragma. Move the check to 5053 stack_include_file instead. Set from_stage3 iff buffer is 5054 preprocessed input. 5055 5056 * cpplib.h (struct cpp_buffer): Make warned_cplusplus_comments 5057 unsigned. New boolean from_stage3. 5058 (struct spec_nodes): Add n__Pragma. 5059 5060 * cppmacro.c (enter_macro_context): Flip sense of return value. 5061 (_cpp_get_token): Handle _Pragma operator. 5062 50632000-10-30 Phil Edwards <pme@sources.redhat.com> 5064 5065 * gcc.texi: The C++ standard isn't "draft" anymore. 5066 50672000-10-30 Mark Mitchell <mark@codesourcery.com> 5068 5069 * cppmacro.c (builtin_macro): Use NT_VOID, not T_VOID. 5070 50712000-10-29 Neil Booth <neilb@earthling.net> 5072 5073 * cpplib.c (skip_rest_of_line): Use _cpp_get_token. 5074 50752000-10-29 Joseph S. Myers <jsm28@cam.ac.uk> 5076 5077 * toplev.c, flags.h, fold-const.c, real.c, rtl.c, 5078 fixinc/inclhack.def: Change comments mentioning C9X to refer to 5079 C99 instead. 5080 5081 * invoke.texi: Document that -V will only work for very similar 5082 versions of driver and compiler. 5083 50842000-10-29 Neil Booth <neilb@earthling.net> 5085 5086 * cppmacro.c (_cpp_create_definition): Optimize the case of 5087 a macro defined to itself. 5088 50892000-10-29 Neil Booth <neilb@earthling.net> 5090 5091 * cpplex.c (save_comment): Don't store new lines in C++ comments. 5092 50932000-10-29 Michael Hayes <mhayes@redhat.com> 5094 5095 * integrate.c (copy_insn_list): Copy the unchanging flag for calls. 5096 50972000-10-28 Geoffrey Keating <geoffk@cygnus.com> 5098 5099 * cpphash.c (cpp_forall_identifiers): Add context variable 5100 for callback routine. 5101 * cppmain.c (dump_macro): Update to match cpp_forall_identifiers 5102 change. 5103 (main): Call cpp_forall_identifiers with null context. 5104 * cpplib.h (cpp_forall_identifiers): Update prototype. 5105 5106 * cppmain.c: Make `parse_in' and `print' static. 5107 51082000-10-28 Alan Modra <alan@linuxcare.com.au> 5109 5110 * c-decl.c (finish_function): Clear c_function_name_declared_p. 5111 51122000-10-28 Richard Henderson <rth@redhat.com> 5113 5114 * regrename.c (scan_rtx_address): Frob action, not class, 5115 when trying to disable optimization. 5116 51172000-10-28 Mark Mitchell <mark@codesourcery.com> 5118 5119 * c-semantics.c (make_rtl_for_local_static): Don't clobber 5120 DECL_ASSEMBLER_NAME. 5121 51222000-10-28 Joseph S. Myers <jsm28@cam.ac.uk> 5123 5124 * configure.in: Determine and substitute gcc_version_full. 5125 * configure: Regenerate. 5126 * gccbug.in: Use it to give full version. Don't allow 5127 confidential PRs. 5128 51292000-10-28 Richard Henderson <rth@redhat.com> 5130 5131 * recog.c (split_all_insns): Run cleanup_subreg_operands 5132 after reload. 5133 5134 * regrename.c (regrename_optimize): Verify that all registers of 5135 a multiple register mode are available. 5136 (scan_rtx_address): Accept the mode of the address; all callers 5137 changed. 5138 5139 * cpplib.c (run_directive): Fix prototype. 5140 51412000-10-28 Bernd Schmidt <bernds@redhat.co.uk> 5142 5143 * reload.c (find_reloads): Distinguish "wins" so that we know whether 5144 a given operand won because of a matching constraint or not; then use 5145 that information to compute goal_alternative_matched properly. 5146 * reload1.c (choose_reload_regs): Never set reload_override_in for an 5147 optional reload. 5148 5149 * config/ia64/ia64.h (RTX_COSTS): A few more entries, and a more 5150 accurate value for MULT. 5151 * config/ia64/ia64.c (ia64_print_operand): Require probability to be 5152 2% or > 98% before using static branch prediction bits. 5153 51542000-10-28 Neil Booth <neilb@earthling.net> 5155 5156 New macro expander. 5157 5158 * cpplib.c (struct answer): New. 5159 (struct if_stack): Use cpp_lexer_pos rather than line and col. 5160 Rename cmacro mi_cmacro. 5161 (struct directive, KANDR, STDC89, EXTENSION, COND, IF_COND, INCL, 5162 IN_I): New directive and flags. 5163 (skip_rest_of_line, check_eol, run_directive, glue_header_name, 5164 parse_answer, parse_assertion, find_answer): New functions. 5165 (parse_ifdef, detect_if_not_defined, validate_else): Remove. 5166 (lex_macro_node): New function to replace parse_ifdef and 5167 get_define_node. 5168 5169 (_cpp_handle_directive): New function, combines _cpp_check_directive 5170 and _cpp_check_linemarker. 5171 5172 (do_define, do_undef, parse_include, do_include, do_import, 5173 do_include_next, read_line_number, do_line, do_ident, do_pragma, 5174 do_pragma_once, do_pragma_poison, do_pragma_dependency): 5175 Update for new token getting interface. 5176 5177 (do_ifdef, do_ifndef, do_if, do_else, do_endif, push_conditional) 5178 : Update for new multiple-include optimisation technique. 5179 (do_elif): Don't forget to invalidate controlling macros. 5180 5181 (unwind_if_stack, cpp_defined, cpp_push_buffer, cpp_pop_buffer): Update. 5182 (parse_assertion, parse_answer, find_answer, _cpp_test_assertion): 5183 Functions to handle assertions with the new token interface. 5184 (do_assert, do_unassert): Use them. 5185 5186 (cpp_define, _cpp_define_builtin, cpp_undef, cpp_assert, cpp_unassert): 5187 Use run_directive. 5188 5189 (_cpp_init_stacks): Register directive names. Don't register special 5190 nodes. 5191 5192 * cpperror.c (print_containing_files, _cpp_begin_message): Update to 5193 new position recording regime. 5194 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning, 5195 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line, 5196 cpp_pedwarn_with_file_and_line): Update for _cpp_begin_message changes. 5197 (cpp_type2name): Move to cpplex.c. 5198 5199 * cppexp.c (parse_charconst): spec_nodes is no longer a pointer. 5200 (parse_defined): Update to handle new multiple include optimisation 5201 method. Remove poisoned identifier warning. 5202 (parse_assertion, TYPE_NAME): Delete. 5203 (lex): Update for multiple include optimisation, removal of 5204 CPP_DEFINED, to use _cpp_test_assertion for assertions and 5205 cpp_token_as_text. 5206 (_cpp_parse_expr): Update for MI optimisation, and to use op_as_text. 5207 (op_as_text): New function, to wrap cpp_token_as_text. 5208 5209 * cppfiles.c (stack_include_file, _cpp_pop_file_buffer): 5210 Update for MI optimisation. 5211 (_cpp_execute_include): Take a token rather than 3 arguments. Fix 5212 segfault on diagnostic. 5213 (_cpp_compare_file_date): Take a token rather than 3 args. 5214 (cpp_read_file): Work correctly for zero-length files. 5215 5216 * cpphash.c (_cpp_init_macros, _cpp_cleanup_macros): Rename 5217 _cpp_init_hashtable and _cpp_cleanup_hashtable. 5218 (cpp_lookup): Place identifiers at front of identifier pool 5219 for _cpp_lookup_with_hash. 5220 (_cpp_lookup_with_hash): Require identifiers to be at the front of 5221 the identifier pool. Commit the memory if not already in the 5222 hash table. 5223 5224 * cppinit.c (cpp_reader_init): Move cpp_init_completed test to top. 5225 Initialize various members of cpp_reader, memory pools, and the 5226 special nodes. 5227 (cpp_printer_init): Delete. 5228 (cpp_cleanup): Update. 5229 (struct builtin, builtin_array, initialize_builtins): Update for new 5230 hashnode definition and builtin handling. 5231 (cpp_start_read, cpp_finish): Don't take or initialize a 5232 printer. Update. 5233 5234 * cpplib.h (cpp_printer, cpp_toklist, CPP_DEFINED, BOL, 5235 PASTED, VAR_ARGS, BEG_OF_FILE, IN_DIRECTIVE, KNOWN_DIRECTIVE, 5236 T_VOID, T_SPECLINE, T_DATE, T_FILE, T_BASE_FILE, T_INCLUDE_LEVEL, 5237 T_TIME, T_STDC, T_OPERATOR, T_POISON, T_MACRO, T_ASSERTION): Delete. 5238 (struct cpp_pool, struct cpp_macro, struct cpp_lexer_pos, 5239 struct cpp_lookahead, CPP_DHASH, enum mi_state, enum mi_ind, 5240 NO_EXPAND, VARARGS_FIRST, struct cpp_token_with_pos, 5241 struct toklist, struct cpp_context, struct specnodes, 5242 TOKEN_LOOKAHEAD, TOKEN_BUFFSIZE, NODE_OPERATOR, NODE_POISONED, 5243 NODE_BUILTIN, NODE_DIAGNOSTIC, NT_VOID, NT_MACRO, NT_ASSERTION, 5244 enum builtin_type, cpp_can_paste): New. 5245 (struct cpp_token): Delete line and col members. 5246 (struct cpp_buffer): New member output_lineno. 5247 (struct lexer_state): Delete indented, in_lex_line, seen_dot. 5248 Add va_args_ok, poisoned_ok, prevent_expansion, parsing_args. 5249 (struct cpp_reader): New members lexer_pos, macro_pos, directive_pos, 5250 ident_pool, temp_string_pool, macro_pool, argument_pool, string_pool, 5251 base_context, context, directive, mi_state, mi_if_not_defined, 5252 mi_lexed, mi_cmacro, mi_ind_cmacro, la_read, la_write, la_unused, 5253 mlstring_pos, macro_buffer, macro_buffer_len. 5254 Delete members mls_line, mls_column, token_list, potential_control_macro, 5255 temp_tokens, temp_cap, temp_alloced, temp_used, first_directive_token, 5256 context_cap, cur_context, no_expand_level, paste_level, contexts, args, 5257 save_parameter_spellings, need_newline, . 5258 Change type of date, time and spec_nodes members. 5259 Change prototypes for include and ident callbacks. 5260 (struct cpp_hashnode): Change type of name. Remove union members 5261 expansion and code. Add members macro, operator and builtin. 5262 5263 (cpp_token_len, cpp_token_as_text, cpp_spell_token, cpp_start_read, 5264 cpp_finish, cpp_avoid_paste, cpp_get_token, cpp_get_line, 5265 cpp_get_output_line, cpp_macro_definition, cpp_start_lookahead, 5266 cpp_stop_lookahead): New prototypes. 5267 (cpp_printer_init, cpp_dump_definition): Delete prototypes. 5268 5269 (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr, ufputs): 5270 Move from cpphash.h. 5271 5272 * cpphash.h (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr, 5273 ufputs): Move to cpplib.h. 5274 (enum spell_type, struct token_spelling, _cpp_token_spellings, TOKEN_SPELL, 5275 TOKEN_NAME, struct answer, FREE_ANSWER, KANDR, STDC89, EXTENSION, 5276 COND, EXPAND, INCL, COMMENTS, IN_I, struct directive, directive_handler, 5277 struct spec_nodes, _cpp_digraph_spellings, _cpp_free_temp_tokens, 5278 _cpp_init_input_buffer, _cpp_grow_token_buffer, _cpp_init_toklist, 5279 _cpp_clear_toklist, _cpp_expand_token_space, _cpp_expand_name_space, 5280 _cpp_equiv_tokens, _cpp_equiv_toklists, _cpp_process_directive, 5281 _cpp_run_directive, _cpp_get_line, _cpp_get_raw_token, _cpp_glue_header_name, 5282 _cpp_can_paste, _cpp_check_directive, _cpp_check_linemarker, 5283 _cpp_parse_assertion, _cpp_find_answer): Delete. 5284 (VALID_SIGN, ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE, POOL_SIZE, 5285 POOL_USED, POOL_COMMIT, struct cpp_chunk, _cpp_lex_token, _cpp_init_pool, 5286 _cpp_free_pool, _cpp_pool_reserve, _cpp_pool_alloc, _cpp_next_chunk, 5287 _cpp_lock_pool, _cpp_unlock_pool, _cpp_test_assertion, 5288 _cpp_handle_directive, DSC): New. 5289 (struct include_file): New member defined. 5290 5291 (DO_NOT_REREAD, _cpp_begin_message, _cpp_execute_include, 5292 _cpp_compare_file_date): Update. 5293 (_cpp_pop_context, _cpp_get_token, _cpp_free_lookaheads, _cpp_push_token): New. 5294 (_cpp_init_macros, _cpp_cleanup_macros): Rename to _cpp_init_hashtable, 5295 _cpp_cleanup_hashtable. 5296 5297 * Makefile.in: Remove cppoutput.c. 5298 5299 * cppoutput.c: Delete 5300 5301 * fixheader.c (read_scan_file): Update for new cpp_get_token 5302 prototype. 5303 (recognized_function): New argument LINE. 5304 5305 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for 5306 new cpp_get_token prototype. 5307 5308 * scan.h (recognized_function): Update prototype. 5309 5310 * po/POTFILES.in: Remove cppoutput.c. 5311 53122000-10-27 Mark Mitchell <mark@codesourcery.com> 5313 5314 * c-typeck.c (check_init_type_bitfields): Remove. 5315 (constructor_incremental): Likewise. 5316 (struct constructor_stack): Remove incremental bit. 5317 (struct initializer_stack): Likewise. 5318 (start_init): Don't play with constructor_incremental. 5319 (finish_init): Likewise. 5320 (really_start_incremental_init): Likewise. 5321 (push_init_level): Likewise. 5322 (pop_init_level): Likewise. 5323 (output_init_level): Likewise. 5324 (output_pending_init_elements): Likewise. 5325 53262000-10-21 Mike Coleman <mcoleman2@kc.rr.com> 5327 5328 * c-pragma.c (handle_pragma_pack): Initialize align to -1. 5329 Improve error messages. Correct parsing of 5330 #pragma pack(pop [,id]). Do not check the user-supplied 5331 alignment if we're popping. 5332 5333 * gcc.dg/pack-test-1.c: New test case. 5334 * gcc.dg/pack-test-2.c: New test case. 5335 * gcc.dg/pack-test-1.h: New file. 5336 53372000-10-27 Neil Booth <neilb@earthling.net> 5338 5339 * cpp.texi: Update. 5340 53412000-10-27 Kelley Cook <kelley.cook@home.com> 5342 5343 * invoke.texi: Document -mintel-syntax 5344 53452000-10-27 Richard Henderson <rth@redhat.com> 5346 5347 * invoke.texi: Document -frename-registers. Add it to -O3. 5348 * toplev.c (rest_of_compilation): Run regrename before ifcvt2. 5349 (enum dump_file_index, dump_file): Update order. 5350 (main): Set flag_rename_registers at -O3. 5351 53522000-10-27 Richard Henderson <rth@redhat.com> 5353 5354 * config/alpha/alpha.h (enum reg_class): Add PV_REG. 5355 (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update. 5356 (REG_CLASS_FROM_LETTER): Assign it to 'c'. 5357 * config/alpha/alpha.md (call_osf_1): Use it. 5358 (call_value_osf_1): Likewise. 5359 5360 * config/ia64/ia64.c: Revert 10-23 patch. 5361 (ia64_hard_regno_rename_ok): New. 5362 * config/ia64/ia64-protos.h: Declare it. 5363 * config/ia64/ia64.h (HARD_REGNO_RENAME_OK): Use it. 5364 53652000-10-27 Bernd Schmidt <bernds@redhat.co.uk> 5366 Richard Henderson <rth@redhat.com> 5367 5368 * regrename.c: Rewrite to handle multi-register modes and 5369 cond_exec instructions. 5370 * Makefile.in (regrename.o): Update dependencies. 5371 * recog.h (struct operand_alternative): Add is_address. 5372 * recog.c (preprocess_constraints) [case 'p']: Set it. 5373 53742000-10-27 Zack Weinberg <zack@wolery.stanford.edu> 5375 5376 * configure.in: If not NO_MINUS_C_MINUS_O, substitute 5377 OUTPUT_OPTION with '-o $@'. Make zlibdir, zlibinc relative to 5378 top level. Kill oldstyle_subdirs. Do not include 5379 $srcdir/$s/Makefile.in in all_lang_makefiles, but do include 5380 $outputs. Do not run configure.lang from config.status. 5381 Rearrange warning-flag logic to correspond to what the 5382 makefile wants. Put special vax stage1 options in 5383 @stage1_flags@ not @stage1_warn_cflags@. Don't do anything 5384 with extra_c_objs, extra_cxx_objs, or extra_cpp_objs. 5385 (--enable-c-cpplib): AC_SUBST(maybe_cpplib) with "libcpp.a" if 5386 switch is given, nothing otherwise. 5387 * configure.lang: Delete. 5388 5389 * Makefile.in: Expunge all traces of extra_c_objs, 5390 extra_cxx_objs, and extra_cpp_objs. Set MAYBE_CPPLIB from 5391 @maybe_cpplib@. Add $(MAYBE_CPPLIB) to C_AND_OBJC_OBJS. Set 5392 warning options via a three level scheme so that -pedantic and 5393 -Wtraditional are not used for non-C front ends: LOOSE_WARN, 5394 STRICT1_WARN, STRICT2_WARN -> $(@D)-warn, GCC_WARN_CFLAGS -> 5395 WARN_CFLAGS. Distinguish STAGE1_CFLAGS from BOOT_CFLAGS. 5396 Add -I$(@D) and -I$(srcdir)/$(@D) to INCLUDES. 5397 Set OUTPUT_OPTION, ZLIB, ZLIBINC. Do not set P, 5398 LANG_FLAGS_TO_PASS. Add OUTPUT_OPTION to all object-file 5399 generation rules. Wrap all rules that change the current 5400 directory in parentheses; pmake doesn't spawn a new shell for 5401 each command. Expunge all references to $(P). When one 5402 command depends on another and they're run all at once, use && 5403 to separate them, not ;. Add libgcc_s$(SHLIB_EXT) to files 5404 deleted on make clean. Force OUTPUT_OPTION='-o $@' in stage2 5405 and beyond. 5406 5407 * objc/Make-lang.in: Wrap all rules that change the current 5408 directory in parentheses. Expunge all references to $(P). 5409 When one command depends on another and they're run all at 5410 once, use && to separate them, not ;. Add OUTPUT_OPTION to 5411 all object-file generation rules. Delete obsolete variables. 5412 * objc/Makefile.in: Delete. 5413 54142000-10-27 Jakub Jelinek <jakub@redhat.com> 5415 5416 * calls.c (expand_call): If sibcall_failure is set during pass 1, 5417 clear tail_call_insns as well. 5418 54192000-10-27 Nick Clifton <nickc@redhat.com> 5420 5421 * config/arm/arm-protos.h (arm_function_ok_for_sibcall): Add 5422 prototype. 5423 54242000-10-26 Richard Henderson <rth@redhat.com> 5425 5426 * calls.c (expand_call): Supress sibcall if we have a 5427 BLKmode return in registers. 5428 54292000-10-26 Bernd Schmidt <bernds@redhat.co.uk> 5430 5431 * ia64.h (PREFERRED_RELOAD_CLASS): Force floating point constants 5432 into memory. 5433 54342000-10-26 Nathan Sidwell <nathan@codesourcery.com> 5435 5436 * tree.c (make_node, case 't'): Set alignment to that of 5437 char_type_node. 5438 * expr.c (move_by_pieces_ninsns): Abort if some length remains. 5439 54402000-10-25 Mark Mitchell <mark@codesourcery.com> 5441 5442 * Makefile.in (site.exp): Define HAVE_LIBSTDCXX_V3. 5443 * configure.in (enable-libstdcxx-v3): Arrange to have 5444 HAVE_LIBSTDCXX_V3 substituted into the output files. 5445 54462000-10-25 Richard Henderson <rth@redhat.com> 5447 5448 * recog.c (constrain_operands): Initialize which_alternative 5449 before no alternatives early exit. 5450 5451 * cse.c (find_comparison_args): Check that we can reverse a 5452 comparison if needed before accepting the substitution. 5453 5454 * reload.c (find_reloads_address_part): Kill rtx obstack hackery. 5455 5456 * simplify-rtx.c (simplify_relational_operation): Sign extend 5457 low words before sign extending to high words. 5458 54592000-10-25 Nick Clifton <nickc@redhat.com> 5460 5461 * config/mcore/mcore.c: Include config.h before system.h. 5462 54632000-10-25 Ray Essick <essick@ddna.labs.mot.com> 5464 5465 * config/mcore/mcore.md (return): Force function epilogue to 5466 always be generated to work around epilogue suppression bug in 5467 M*Core backend. 5468 54692000-10-25 Joseph S. Myers <jsm28@cam.ac.uk> 5470 5471 * c-decl.c (grokdeclarator): Move warning for qualified void 5472 return types with -pedantic to when the function type is 5473 constructed. At -W, warn in general for qualified function return 5474 types, except for volatile void. 5475 * invoke.texi: Document this new warning at -W. 5476 54772000-10-25 Neil Booth <neilb@earthling.net> 5478 5479 * cpp.texi: Update with implementation-defined behavior and 5480 internal limits. 5481 54822000-10-25 Jakub Jelinek <jakub@redhat.com> 5483 5484 * stor-layout.c (layout_type): If TYPE_ALIAS_SET was already set on the 5485 incomplete type force it into alias set 0. 5486 5487Wed Oct 25 01:02:44 EDT 2000 John Wehle (john@feith.com) 5488 5489 * alias.c: Include basic-block.h. 5490 (loop_p): New function. 5491 (mark_constant_function): Use it. 5492 * Makefile.in (alias.o): Update dependencies. 5493 54942000-10-24 Aldy Hernandez <aldyh@redhat.com> 5495 5496 * config/mn10300/mn10300.c (secondary_reload_class): Treat pseudos 5497 like memory. 5498 54992000-10-24 Jim Wilson <wilson@cygnus.com> 5500 5501 * expmed.c (store_bit_field): Move integer pun code down after 5502 code that calls emit_move_insn for entire register move. 5503 * stor-layout.c (compute_record_mode): Revert Mar 25, Aug 18, and 5504 Oct 20 changes. Only store mode in TYPE_MODE if RECORD_TYPE. 5505 55062000-10-24 Richard Henderson <rth@cygnus.com> 5507 5508 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Don't consider pic 5509 register stable if PIC_OFFSET_TABLE_REG_CALL_CLOBBERED. 5510 55112000-10-24 Aldy Hernandez <aldyh@redhat.com> 5512 5513 * gcse.c (cprop_insn): do not propagate constants into jump_insn 5514 for machines with CC0 more than once. 5515 55162000-10-24 Richard Henderson <rth@cygnus.com>, Aldy <aldyh@cygnus.com> 5517 5518 * config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS): Treat 5519 pseudos just like memory. 5520 55212000-10-24 Alexandre Oliva <aoliva@redhat.com> 5522 5523 * combine.c (distribute_notes): Discard REG_LIBCALL and REG_RETVAL 5524 when deleting libcall sequence collapsed to a single instruction. 5525 55262000-10-24 Andrew Haley <aph@cygnus.co.uk> 5527 5528 * expr.c (do_store_flag): Don't crash if either side of a 5529 comparison is error_mark_node. 5530 55312000-10-24 Jakub Jelinek <jakub@redhat.com> 5532 5533 * sibcall.c (purge_mem_unchanging_flag): New function. 5534 (optimize_sibling_and_tail_recursive_calls): Call it. 5535 55362000-10-24 Philipp Thomas <pthomas@suse.de> 5537 5538 * Makefile.in (check-po): New target for doing checks in the po 5539 subdir if all languages configured. 5540 (CHECK_TARGETS): Add @CHECK_PO@, replaced with check-po via 5541 configure if NLS is enabled. 5542 * configure.in: If NLS is enabled, substitute CHECK_PO by check-po, 5543 otherwise leave empty. 5544 * configure: Regenerate. 5545 55462000-10-23 Diego Novillo <dnovillo@cygnus.com> 5547 5548 * i386.c (print_operand): Handle new 'A' formatting code. 5549 387 opcodes need suffixes even with -mintel-syntax. 5550 Check for explicit size override (codes 'b', 'w' and 'k'). 5551 (print_operand_address): Check if register prefix is needed when 5552 emitting `ds' segment override. 5553 * i386.h: Add comment about new 'A' formatting code. 5554 * i386.md (jump and call patterns): Emit absolute references using %A. 5555 55562000-10-23 Richard Henderson <rth@cygnus.com> 5557 5558 * config/ia64/ia64.c (ia64_expand_prologue): Mark extra 5559 output registers as fixed. 5560 (ia64_function_epilogue): Undo output fixation. 5561 55622000-10-23 Richard Henderson <rth@cygnus.com> 5563 5564 * config/alpha/alpha.md: Add names for all unnamed insns; use 5565 define_insn_and_split in some obvious places. 5566 (lda): Remove. 5567 (zero_extendqihi2): Use an expander w/ nonimmediate_operand for BWX. 5568 (zero_extendqisi2, zero_extendqidi2): Likewise. 5569 (zero_extendhisi2, zero_extendhidi2): Likewise. 5570 (abs splitters): Fix match_scratch operand number. 5571 (bcc_reverse): Swap pc & label instead of non-canonical compare. 5572 55732000-10-23 Jim Wilson <wilson@cygnus.com> 5574 5575 * ia64.c (ia64_print_operand, case 'r'): Correct comment. Handle 5576 CONST_INT. 5577 * ia64.md (cmpsi_adjusted): Use %r3. 5578 (cmpdi_adjusted): Likewise. 5579 55802000-10-23 Diego Novillo <dnovillo@cygnus.com> 5581 5582 * config/i386/att.h (ASM_FILE_START): Define. 5583 55842000-10-23 Diego Novillo <dnovillo@cygnus.com> 5585 5586 * config/i386/linux.h (ASM_FILE_START): Define. 5587 5588Wed Oct 18 11:16:40 2000 Donald Lindsay <dlindsay@cygnus.com> 5589 5590 * gcc/configure.in: m68k-coff tm_file should not have libgloss.h, 5591 since this (only) drags in a crt0.o reference that the .ld files 5592 also introduce. 5593 55942000-10-23 Geoff Keating <geoffk@cygnus.com> 5595 5596 * reload1.c (reload_reg_reaches_end_p): A RELOAD_OTHER can 5597 overwrite the value in a RELOAD_FOR_INPUT and other kinds of 5598 reloads just like an RELOAD_FOR_OUTPUT would. 5599 5600 * local-alloc.c (update_equiv_regs): Add an abort(). When 5601 deleting or moving insns, update reg_equiv[regno].init_insns. 5602 56032000-10-23 Mark Mitchell <mark@codesourcery.com> 5604 5605 * c-tree.texi: Improve documentation for IF_STMTs and related 5606 conditional statements. 5607 56082000-10-22 Mark Mitchell <mark@codesourcery.com> 5609 5610 * expr.c (do_preexpand_calls): Remove. 5611 (same_from_p): Don't use CALL_EXPR_RTL. 5612 (expand_expr): Don't call preexpand_calls, or use CALL_EXPR_RTL. 5613 (preexpand_calls): Remove. 5614 * tree.c (first_rtl_op): Remove CALL_EXPR case. 5615 (unsave_expr_1): Likewise. 5616 * tree.def (CALL_EXPR): Give it only two slots. 5617 * tree.h (CALL_EXPR_RTL): Remove. 5618 56192000-10-21 Chandrakala Chavva <cchavva@redhat.com> 5620 5621 * libgcc-std.ver (__addvsi3, __addvdi3, __subvsi3, __subvdi3, 5622 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3): 5623 New functions. 5624 56252000-10-22 Alexandre Oliva <aoliva@redhat.com> 5626 5627 * calls.c (combine_pending_stack_adjustment_and_call): Don't 5628 adjust stack when unadjusted_alignment ends up as zero. 5629 56302000-10-22 Joseph S. Myers <jsm28@cam.ac.uk> 5631 5632 * fixinc/genfixes: Remove EGCS reference. 5633 * install.texi: Remove EGCS reference. 5634 * INSTALL: Regenerate. 5635 56362000-10-22 Mark Mitchell <mark@codesourcery.com> 5637 5638 * tree.h (TYPE_IS_SIZETYPE): Add more documentation. 5639 56402000-10-21 Joseph S. Myers <jsm28@cam.ac.uk> 5641 5642 * diagnostic.c: Remove EGCS reference in comment. 5643 5644Sat Oct 21 08:24:25 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 5645 5646 * loop.c (strength_reduce): Fix error in last change. 5647 56482000-10-20 David Edelsohn <edelsohn@gnu.org> 5649 5650 * Makefile.in (SHLIB_NM_FLAGS): New. 5651 (libgcc.mk): Pass it. 5652 * mklibgcc.in (libgcc.map): Use it. 5653 5654 * rs6000/t-aix43 (SHLIB_EXT, SHLIB_LINK, SHLIB_LIBS, 5655 SHLIB_MKMAP, SHLIB_MAPFILES, SHLIB_NM_FLAGS): New. 5656 56572000-10-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 5658 5659 * mips.h (REG_CLASS_FROM_LETTER): Cast array arg to unsigned char. 5660 5661 * sparc.c (load_pic_register): Delete unused varaible. 5662 5663 * libgcc2.c (__addvsi3): Delete unused variable. 5664 5665 * libgcc2.h (__absvsi2, __absvdi2, __addvsi3, __addvdi3, 5666 __subvsi3, __subvdi3, __mulvsi3, __mulvdi3, __negvsi2, 5667 __negvdi2): Prototype. 5668 5669 * ssa.c (apply_delayed_renames): Avoid undefined operation. 5670 5671 * toplev.c (display_target_options): Make static to match 5672 prototype. Delete empty declaration. 5673 56742000-10-20 Tom Tromey <tromey@cygnus.com> 5675 5676 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT. 5677 * gcc.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT. 5678 5679Fri Oct 20 17:05:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 5680 5681 * expr.c (expand_expr, case SAVE_EXPR): Set RTX_UNCHANGING_P on 5682 returned MEM. 5683 (expand_expr_unaligned, case ARRAY_REF): Check that index is 5684 a constant before comparing it; use tree_low_cst. 5685 * tree.c (save_expr): Set TREE_READONLY. 5686 (substitute_expr): Return inside of NON_LVALUE_EXPR. 5687 (build, build1): Set TREE_READONLY if all operands are. 5688 (build_index_type): If upper bound is a negative number, lower 5689 bound is zero and sizetype is unsigned, use upper bound of one and 5690 lower of zero. 5691 56922000-10-20 David Edelsohn <edelsohn@gnu.org> 5693 5694 * gcc.c (process_command, main): Use "because" instead of 5695 "since" in error messages. 5696 5697Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 5698 5699 * stor-layout.c (compute_record_mode): Use tree_low_cst. 5700 Don't use mode of field for record unless sizes are the same. 5701 (layout_type, case ARRAY_TYPE): Remove special bounds handling 5702 previously added for Ada; also change to using host_integerp 5703 and tree_low_cst. 5704 5705 * loop.c (strength_reduce): Show when new register made for 5706 giv is known to be a pointer and its aligment if so and known. 5707 (loop_dump_aux): Show VERBOSE parameter unused. 5708 5709 * gcse.c (set_hash_table_size): Now unsigned. 5710 * sdbout.c (template_name_p): Add "const" to avoid warnings. 5711 (sdbout_record_type_name, plain_type_1, sdbout_symbol): Likewise. 5712 (sdbout_one_type, sdbout_parms, sdbout_reg_parms): Likewise. 5713 (sdbout_end_epilogue): Remove variable NAME. 5714 * system.h (getopt): Add default definition. 5715 * config/alpha/alpha.c (print_operand): Don't continue processing 5716 after issuing error. 5717 (summarize_insn): Avoid use of UL in constant. 5718 5719 * function.c (locate_and_pad_parm): Use host_integerp and tree_low_cst. 5720 5721 * fold-const.c (force_fit_type): Unsigned values can overflow 5722 if they are sizetype. 5723 (int_const_binop): Don't use cache if overflows. 5724 57252000-10-20 Richard Henderson <rth@cygnus.com> 5726 5727 * function.c (locate_and_pad_parm): Zero alignment_pad. 5728 5729 * regrename.c (rr_replace_reg): Rewrite to use recog_data to 5730 perform substitutions, and apply_change_group to see if it worked. 5731 5732Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 5733 5734 * dwarf2out.c (add_bound_info): Also ignore COND_EXPR. 5735 5736 * combine.c (struct undo): Change int to unsigned int. 5737 (do_SUBST_INT): Args are unsigned int. 5738 (make_extraction, force_to_mode): Use proper type when forming mask. 5739 (make_field_assignment): Likewise. 5740 57412000-10-20 Joseph S. Myers <jsm28@cam.ac.uk> 5742 5743 * c-common.c (check_format_info_recurse): Extract string constant 5744 initializers from non-volatile constant arrays and check them as 5745 formats. 5746 * c-typeck.c (decl_constant_value): Don't check pedantic or check 5747 for DECL_MODE (decl) != BLKmode. 5748 (decl_constant_value_for_broken_optimization): New function which 5749 includes these checks. 5750 (default_conversion, convert_for_assignment, digest_init): Use 5751 decl_constant_value_for_broken_optimization instead of 5752 decl_constant_value. 5753 57542000-10-20 Mark Mitchell <mark@codesourcery.com> 5755 5756 * tree.h (DECL_ALIGN_UNIT): New macro. 5757 57582000-10-14 Marek Michalkiewicz <marekm@linux.org.pl> 5759 5760 * config/avr/avr-protos.h (avr_output_bld): New. 5761 (out_shift_with_cnt): Add t_len argument. 5762 * config/avr/avr.c (avr_num_arg_regs): Remove -mpack-args. 5763 (output_movqi, output_movhi, output_movsisf): Optimize loading 5764 any constant with exactly one bit set to NO_LD_REGS. 5765 (out_shift_with_cnt): Optimize output code for size or speed, 5766 depending on optimize_size. Handle small shift counts as well 5767 (if not hand-optimized in ?sh??i3_out). Shifts can be done 5768 with or without a scratch register, with help of __tmp_reg__ 5769 or __zero_reg__ if necessary. Add T_LEN argument to pass the 5770 length of TEMPLATE in words, return total insn length in *LEN. 5771 (ashlqi3_out, ashrqi3_out, lshrqi3_out): Change all calls to 5772 out_shift_with_cnt to work with the above change. 5773 (ashlhi3_out, ashlsi3_out, ashrhi3_out, ashrsi3_out, lshrhi3_out, 5774 lshrsi3_out): Likewise. Optimize more known shift count cases. 5775 Remove cases already well optimized in out_shift_with_cnt. 5776 (avr_output_bld): New function. 5777 * config/avr/avr.h (MASK_PACK_ARGS, TARGET_PACK_ARGS): Remove. 5778 (TARGET_SWITCHES): Remove -mpack-args backward compatibility. 5779 * config/avr/avr.md (*reload_inqi, *reload_inhi, *reload_insi): 5780 Add reload_completed to insn condition - only for peepholes. 5781 (ashlqi3, ashrqi3, lshrqi3): Correct insn length for shift counts 5782 in a register or memory. 5783 (ashlhi3, ashlsi3, ashrhi3, ashrsi3, lshrhi3, lshrsi3): Likewise. 5784 Do not require a scratch register. 5785 (*ashlhi3_const, *ashlsi3_const, *ashrhi3_const, *ashrsi3_const, 5786 *lshrhi3_const, *lshrsi3_const): New insns and matching peepholes. 5787 Optimize shifts by known count using a scratch register, but only 5788 if one is still available after register allocation. 5789 57902000-10-20 J. David Anglin <dave@hiauly1.hia.nrc.ca> 5791 5792 * t-vax: New file. Don't build modules from libgcc1.c. 5793 5794Fri Oct 20 00:57:00 EDT 2000 John Wehle (john@feith.com) 5795 5796 * alias.c: (mark_constant_function): Don't check pure functions. 5797 Initialize and end alias analysis. 5798 (nonlocal_mentioned_p): Rename from nonlocal_reference_p. 5799 Don't make a special exception for recursion. Handle 5800 UNSPEC_VOLATILE. Don't assume ASM_OPERANDS is non-local 5801 unless it's volatile. 5802 5803 * local-alloc.c (equivalence): New structure. 5804 (reg_equiv): Define. 5805 (contains_replace_regs): Remove array and use 5806 field in reg_equiv. 5807 (memref_referenced_p): Likewise. 5808 (no_equiv): Likewise. 5809 (update_equiv_regs): Likewise. 5810 5811 (equiv_init_varies_p, 5812 equiv_init_movable_p): New functions. 5813 (update_equiv_regs): Use them. Use rtx_varies_p 5814 instead of function_invariant_p. Process insns 5815 from end to beginning. Allow a REG_EQUIV insn 5816 within the same loop as a use to be moved, also 5817 allow it to be moved out of a loop. Update 5818 REG_DEAD notes when substituting into an insn. 5819 58202000-10-19 Jim Wilson <wilson@cygnus.com> 5821 5822 * c-decl.c (start_decl): Check for error_mark_node type before using 5823 COMPLETE_TYPE_P. 5824 (finish_decl): Likewise. Don't give an error if decl type is 5825 already error_mark_node. 5826 5827 * haifa-sched.c (compute_trg_info): Add explanatory comments. 5828 New local update_blocks. Use update_blocks to remove duplicates 5829 when computing update blocks. Check for bblst_table overflow. 5830 (schedule_block): Add explanatory comment. Reduce bblst_size by 5831 factor of 2. 5832 * config/ia64/ia64.md (movdi_symbolic): Document loss of REG_LABEL 5833 notes. 5834 58352000-10-19 Chandrakala Chavva <cchavva@redhat.com> 5836 5837 * libgcc2.c (_mulvsi3): Change variables u and v to a and b. 5838 58392000-10-19 Chandrakala Chavva <cchavva@redhat.com> 5840 5841 * expmed.c: Minor corrections in comments. 5842 * invoke.texi: Added desciption for the new option -ftrapv. 5843 58442000-10-19 Chandrakala Chavva <cchavva@redhat.com> 5845 5846 * libgcc2.c: Added the missing #endif. 5847 5848Thu Oct 19 14:25:11 MET DST 2000 Jan Hubicka <jh@suse.cz> 5849 5850 * i386.h (CONST_OK_FOR_LETTER): Re-add 'N'; document. 5851 58522000-10-18 Chandrakala Chavva <cchavva@redhat.com> 5853 5854 * expmed.c (expand_mult): Don't do synth_mult optimization for -ftrapv. 5855 Use smulv_optab for -ftrapv. 5856 (expand_mult_highpart): Use unsigned multiply. 5857 (expand_divmod): Special-case division by -1. 5858 For EXACT_DIV_EXPR, do right shift first, then the multiply. 5859 For complex divide, use abs with unsigned result. 5860 * expr.c (force_operand): Use unsigned multiply. 5861 (expand_expr): Use overflow-trapping optabs for signed types if 5862 flag_trapv. 5863 If flag_trapv, don't generate a recursive call with EXPAND_SUM 5864 if the type is signed and the original call wasn't EXPAND_SUM or 5865 EXPAND_INITIALIZER. 5866 * expr.h (addv_optab, subv_optab, smulv_optab, sdivv_optab): Declare. 5867 (negv_optab, absv_optab): Declare. 5868 * flags.h (flag_trapv): Declare. 5869 * genopinit.c (optabs): Add entries for addv_optab, subv_optab, 5870 smulv_optab, sdivv_optab, negv_optab and absv_optab. 5871 (gen_insn): Interpret '$P' as requiring an integer mode, 5872 including partial integer modes. 5873 * loop.c (emit_iv_add_mult): Use unsigned expand_mult_add. 5874 (product_cheap_p): Use unsigned expand_mult. 5875 * optabs.c (addv_optab, subv_optab, smulv_optab, sdivv_optab): Define. 5876 (negv_optab, absv_optab): Define. 5877 (expand_binop): Use overflow-trapping optabs for signed types if 5878 flag_trapv. 5879 Handle negv_optab libe neg_optab. 5880 (expand_abs): Take result_unsignedp argument instead of unsignedp one. 5881 Use overflow-trapping optabs for signed result if flag_trapv. 5882 (expand_complex_abs): Use overflow-trapping optabs for signed types if 5883 flag_trapv. 5884 Don't open-code complex absolute-value operation for flag_trapv. 5885 (init_optabs): Initialize addv_optab, subv_optab, smulv_optab, 5886 sdivv_optab, negv_optab and absv_optab. 5887 * toplev.c (flag_trapv): Define. 5888 (lang_independent_options f_options): Include flag_trapv. 5889 * tree.h (TYPE_TRAP_SIGNED): Define. 5890 * libgcc2.c (__addvsi3, __addvdi3, __subvsi3,__subvsi3, __subvdi3, 5891 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3): 5892 New functions. 5893 * Makefile.in: add _absvsi2 _absvdi2 _addvsi3 _addvdi3 _subvsi3 5894 _subvdi3 _mulvsi3 _mulvdi3 _negvsi2 _negvdi2. 5895 58962000-10-18 Geoffrey Keating <geoffk@cygnus.com> 5897 David V. Henkel-Wallace <gumby@cygnus.com> 5898 5899 * config/i386/t-netware: Bring in from the Red Hat tree. 5900 * config/i386/netware.h: Likewise. 5901 * config/netware.h: Likewise. 5902 * config/rs6000/netware.h: Delete. 5903 * configure.in: Add i[34567]86-*-netware. 5904 * configure: Hand-edit to match configure.in change. 5905 59062000-10-18 Mark Mitchell <mark@codesourcery.com> 5907 5908 * c-common.h (flag_no_builtin): Declare. 5909 (flag_no_nonansi_builtin): Likewise. 5910 (c_common_nodes_and_builtins): Change prototype. 5911 * c-common.c (flag_no_builtin): New variable. 5912 (flag_no_nonansi_builtin): Likewise. 5913 (c_common_nodes_and_builtins): Remove parameters. Adjust 5914 accordingly. 5915 * c-decl.c (flag_no_builtin): Remove. 5916 (flag_no_nonansi_builtin): Likewise. 5917 (init_decl_processing): Adjust call to 5918 c_common_nodes_and_builtins. 5919 59202000-10-18 Marc Espie <espie@openbsd.org> 5921 5922 * tm.texi (LIBGCC_SPEC): Synch with reality. 5923 59242000-10-18 Joseph S. Myers <jsm28@cam.ac.uk> 5925 5926 * c-common.c (check_format_types): Check for writing through a 5927 NULL pointer argument. 5928 59292000-10-18 Hans-Peter Nilsson <hp@axis.com> 5930 5931 * tm.texi (Exception Region Output): Document 5932 DWARF_CIE_DATA_ALIGNMENT. 5933 * dwarf2out.c (DWARF_CIE_DATA_ALIGNMENT): Wrap definition in 5934 #ifndef. 5935 [ENABLE_CHECKING] (reg_save): Abort if offset is not a multiple of 5936 DWARF_CIE_DATA_ALIGNMENT. 5937 59382000-10-18 Michael Hayes <mhayes@cygnus.com> 5939 5940 * basic-block.h (struct loop): Delete fields pre_header_root 5941 and pre_header_trace and replace with pre_header_edges 5942 and num_pre_header_edges. 5943 * flow.c (flow_loop_dump): Dump pre_header_edges. 5944 (flow_loops_free): Free pre_header_edges. 5945 (flow_loop_pre_header_scan): Calculate pre_header_edges. 5946 59472000-10-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 5948 5949 * contrib.texi: Update references to steering committee members 5950 and Jeff Law's entry. 5951 59522000-10-18 Joseph S. Myers <jsm28@cam.ac.uk> 5953 5954 * c-common.c (CPLUSPLUS_STD_VER, C_STD_VER, C_STD_NAME): Define. 5955 (maybe_read_dollar_number, check_format_info_main): Use them for 5956 pedantic warning messages. 5957 59582000-10-18 Joseph S. Myers <jsm28@cam.ac.uk> 5959 5960 * c-common.c (check_format_info_main): Minor cleanup: move 5961 variables into inner scopes; initialize declarations where 5962 appropriate; don't hardcode "scanf" name on warning for zero 5963 width. 5964 59652000-10-17 Mark Mitchell <mark@codesourcery.com> 5966 5967 * c-common.c (back_end_hook): New variable. 5968 * c-common.h (back_end_hook): Declare it. 5969 * c-lang.c (finish_file): Use it. 5970 5971 * emit-rtl.c (init_emit_once): Initialize the const_int_htab 5972 earlier. 5973 59742000-10-18 Jan Hubicka <jh@suse.cz> 5975 5976 * i386.c (ix86_comparison_operator, put_condition_code, 5977 ix86_match_ccmode, ix86_cc_mode): Handle CCRCmode. 5978 (ix86_expand_strlensi_unroll_1): Use CCRCmode. 5979 * i386.h (EXTRA_CC_MODES): Add CCRCmode. 5980 * i386.md (adddi and negdi splitter): Use CCRCmode. 5981 (add?i_3, add?i_4, add?i_5): Use CCRCmode; swap operands 5982 (subsi3_carry): add '*' 5983 (addsi3_carry_rc, subsi3_carry_rc, x86_movsicc_0_m1_rc): New. 5984 (cmp to add peep2): Use CCRCmode; swap operands. 5985 59862000-10-18 Kazu Hirata <kazu@hxi.com> 5987 5988 * h8300.c: Fix a comment typo. 5989 (round_frame_size): New. 5990 (compute_saved_regs): Likewise. 5991 (push): Likewise. 5992 (pop): Likewise. 5993 (push_order): Remove. 5994 (pop_order): Likewise. 5995 (function_prologue): Rearrange code for readability. 5996 (function_epilogue): Likewise. 5997 5998 * config/h8300/h8300.md: Remove an unnecessary sign_extend 5999 expander that is used when not optimizing. Output a tab after 6000 each assembly insns. 6001 6002 * reorg.c: Fix formatting. 6003 60042000-10-17 Joern Rennecke <amylaar@redhat.co.uk> 6005 6006 * reload1.c (move2add_note_store): Check for simple 6007 auto-inc in destination. 6008 60092000-10-17 Michael Chastain <chastain@redhat.com> 6010 6011 * config/i386/i386-aout.h: define INT_ASM_OP. 6012 6013Tue Oct 17 20:11:08 2000 Alan Modra <alan@linuxcare.com.au> 6014 6015 * pa.c (print_operand): Handle case 'c' for .vtable_inherit 6016 6017Tue Oct 17 20:05:51 2000 Martin Buchholz <martin@xemacs.org> 6018 6019 * i370.md: Fix spelling typo. 6020 60212000-10-17 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 6022 6023 * function.c (locate_and_pad_parm): Don't align stack unconditionally. 6024 Fixes execute/20001017-1.c on powerpc-linux-gnu. 6025 6026 * expr.c (store_constructor): Apply MEM_ALIAS_SET to MEMs only. 6027 * rs6000/rs6000.c (rs6000_hash_constant): Use X0INT to access a 6028 LABEL_REF. 6029 6030 * rs6000/rs6000.h (NO_DOLLAR_IN_LABEL, DOLLARS_IN_IDENTIFIERS, 6031 ENCODE_SECTION_INFO, ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Move from 6032 here... 6033 * rs6000/aix.h: ...to here. 6034 * rs6000/linux.h (ASM_APP_ON, ASM_APP_OFF): Define to Linux-style. 6035 60362000-10-17 Jakub Jelinek <jakub@redhat.com> 6037 6038 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Reload gp if needed. 6039 6040 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Always use call, make 6041 sure linker can relax even the delay slot mov %g1,%o7, fix output 6042 formating. 6043 60442000-10-17 Kazu Hirata <kazu@hxi.com> 6045 6046 * config/h8300/h8300.md: Remove an unnecessary zero_extend 6047 expander that is used when not optimizing. Output a tab after 6048 each assembly insns. 6049 60502000-10-17 Chandrakala Chavva <cchavva@redhat.com> 6051 6052 * gcc.c: New options --target-help. 6053 (process_command): Added code to parse this new option. 6054 * toplev.c (display_target_options): New function to support the 6055 above new option. 6056 * cppinit.c (new_pending_directive) : New option OPT_target__help. 6057 (cpp_handle_option): Support this new option. 6058 * invoke.texi: Added notes about --target-help option. 6059 60602000-10-17 Graham Stott <grahams@redhat.com> 6061 6062 * config/i386/i386.md (testqi_1): Add missing operand prefix 6063 for operand 0. 6064 * config/i386/i386-protos.h: Add missing prototype. 6065 60662000-10-17 Diego Novillo <dnovillo@cygnus.com> 6067 6068 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Symbol 6069 _GLOBAL_OFFSET_TABLE should not have a $ prefix when 6070 using -mintel-syntax. 6071 60722000-10-17 Joseph S. Myers <jsm28@cam.ac.uk> 6073 6074 * c-common.c (FMT_FLAG_DOLLAR_MULTIPLE): Define. 6075 (format_types): Use it for printf. 6076 (maybe_read_dollar_number): Add parameter for the kind of format 6077 involved. Warn for multiple use for arguments if this is 6078 inappropriate for the kind of format involved. 6079 (check_format_info_main): Update calls to maybe_read_dollar_number. 6080 60812000-10-17 J. David Anglin <dave@hiauly1.hia.nrc.ca> 6082 6083 * inclhack.def (hpux_maxint): Also apply fix to values.h. 6084 * fixincl.x: Rebuilt. 6085 60862000-10-17 Alexandre Oliva <aoliva@redhat.com> 6087 6088 * genrecog.c (write_switch): Return the first condition that needs a 6089 label. 6090 60912000-10-17 Bernd Schmidt <bernds@redhat.co.uk> 6092 6093 * c-tree.h (warn_sequence_point): Move declaration to... 6094 * c-common.h (warn_sequence_point): ... here. 6095 * c-decl.c (warn_sequence_point): Move definition to... 6096 * c-common.c (warn_sequence_point): ... here. 6097 (struct reverse_tree): New. 6098 (reverse_list, reverse_max_depth): New static variables. 6099 (build_reverse_tree, common_ancestor, modify_ok 6100 verify_sequence_points): New functions. 6101 (c_expand_expr_stmt): Call verify_sequence_points if -Wsequence-point. 6102 * c-typeck.c (check_modify_expr): Delete. 6103 (build_modify_expr): Don't call it. 6104 61052000-10-17 Joseph S. Myers <jsm28@cam.ac.uk> 6106 6107 * c-common.h (warn_missing_format_attribute): New variable. 6108 * c-decl.c (warn_missing_format_attribute): New variable. 6109 (c_decode_option): Decode -Wmissing-format-attribute and 6110 -Wno-missing-format-attribute. 6111 * c-common.c (check_function_format): If 6112 -Wmissing-format-attribute, give a warning where a vprintf or 6113 vscanf function is called by a function without its own printf or 6114 scanf attribute. 6115 * toplev.c (documented_lang_options): Add 6116 -Wmissing-format-attribute. 6117 * invoke.texi: Document -Wmissing-format-attribute. 6118 61192000-10-17 Marc Espie <espie@openbsd.org> 6120 6121 * invoke.texi (-shared): Insist on requiring code generation flags 6122 to be used along with -shared, and document the subtle failure that 6123 may occur otherwise. 6124 61252000-10-16 J. David Anglin <dave@hiauly1.hia.nrc.ca> 6126 6127 * pa.md (return_internal): Move `use' after `return'. 6128 61292000-10-16 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr> 6130 6131 * machmode.def: Correct comment. 6132 61332000-10-16 Rodney Brown <RodneyBrown@mynd.com> 6134 6135 * print-rtl.c (print_rtx_head): Constify. 6136 * rtl.h (print_rtx_head): Similarly. 6137 6138 * config/pa/pa/pa-protos.h (output_64bit_and, output_64bit_ior): 6139 Constify char * return value. 6140 * config/pa/pa/pa.c 6141 (output_64bit_and, output_64bit_ior): Constify char * return value. 6142 (pa_can_combine_p): Make static. 6143 (function_arg): Decorate unused `named' argument. Fix comment typo. 6144 (function_arg_partial_nregs): Decorate unused `named' argument. 6145 61462000-10-16 Joseph S. Myers <jsm28@cam.ac.uk> 6147 6148 * c-common.c (format_check_results): New structure. 6149 (finish_dollar_format_checking): Adjust to take a 6150 format_check_results * parameter. 6151 (check_format_info, check_format_info_recurse, 6152 check_format_info_main): Split check_format_info into three 6153 functions, the main checking going in check_format_info_main. 6154 Recurse when any reduction of the format string argument towards a 6155 string literal is done; go down both branches of a conditional 6156 expression. Don't warn for extra format arguments or empty format 6157 strings if they only occur in some branches of a conditional 6158 expression. 6159 61602000-10-16 Kazu Hirata <kazu@hxi.com> 6161 6162 * config/h8300/h8300.c: Remove obstack. Include ggc.h. 6163 61642000-10-16 Jakub Jelinek <jakub@redhat.com> 6165 6166 * rtlanal.c (may_trap_p): Check operand modes of COMPARE. 6167 61682000-10-15 Diego Novillo <dnovillo@cygnus.com> 6169 6170 * i386.md (*movsi_or): Switch operand order for intel syntax. 6171 61722000-10-14 Joseph S. Myers <jsm28@cam.ac.uk> 6173 6174 * PROBLEMS: Remove. 6175 6176 * gcc.texi (Contributing): Update. 6177 61782000-10-13 Diego Novillo <dnovillo@cygnus.com> 6179 6180 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Output final jump using 6181 appropriate assembler dialect. 6182 61832000-10-13 Alexandre Oliva <aoliva@redhat.com> 6184 6185 * c-common.c (c_expand_builtin): PARAMS-ize prototype. 6186 61872000-10-12 Marek Michalkiewicz <marekm@linux.org.pl> 6188 6189 * config/avr/avr.c (output_movhi, output_movsisf): Fix loading 6190 constants 1 and 2 to NO_LD_REGS. 6191 61922000-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 6193 6194 * Makefile.in (c-parse.c, tradcif.c): Create atomically. 6195 6196 * objc/Make-lang.in (objc-parse.c): Likewise. 6197 61982000-10-13 Richard Earnshaw <rearnsha@arm.com> 6199 6200 * arm.c: Include obstack.h 6201 (minipool_obstack, minipool_startobj): Define. 6202 (arm_add_gc_roots): Initialize them. 6203 (create_fix_barrier): Use our new obstack. 6204 (push_minipool_barrier, push_minipool_fix): Likewise. 6205 (arm_reorg): Release obstack memory. 6206 62072000-10-13 Jakub Jelinek <jakub@redhat.com> 6208 6209 * config/sparc/sparc.md (nonlocal_goto_receiver): Remove. 6210 (prologue, exception_receiver, builtin_setjmp_receiver): New 6211 patterns. 6212 * config/sparc/sparc.h (FINALIZE_PIC): Remove. 6213 * config/sparc/sparc-protos.h (finalize_pic): Remove. 6214 (load_pic_register): New prototype. 6215 * config/sparc/sparc.c (pic_setup_code): Remove. 6216 (finalize_pic): Rename to... 6217 (load_pic_register): ...this function. 6218 Don't look for nonlocal_goto_receivers and emit pic setup code 6219 directly. Don't check current_function_uses_pic_offset_table. 6220 62212000-10-13 Richard Earnshaw <rearnsha@arm.com> 6222 6223 * tree.h (struct obstack): Declare. 6224 62252000-10-12 Mark Mitchell <mark@codesourcery.com> 6226 6227 Remove obstacks. 6228 * Makefile.in (ggc-callbacks.o): Remove target. 6229 (flow.o): Depend on GGC_H. 6230 * alias.c (init_alias_analysis): 6231 Remove ggc_p conditionals. 6232 (end_alias_analysis): Likewise. 6233 * basic-block.h (init_flow): New function. 6234 (allocate_reg_life_data): Declare. 6235 * bb-reorder.c (function_obstack): Replace with ... 6236 (flow_obstack): ... new variable. 6237 (fixup_reorder_chain): Use it. 6238 * c-decl.c (ggc_p): Remove. 6239 (caller-save.c): Don't call oballoc/obfree. 6240 * combine.c (struct 6241 undobuf): Remove storage. 6242 (try_combine): Don't call oballoc. 6243 (undo_all): Don't call obfree. 6244 * cse.c (insert): Use xmalloc, not 6245 oballoc. 6246 (cse_main): Adjust accordingly. 6247 * dwarf2out.c (save_rtx): Remove 6248 obstack code. 6249 (dwarf2out_init): Remove ggc_p conditionals. 6250 * emit-rtl.c (rtl_obstack): Remove. 6251 (gen_rtx_CONST_INT): Remove ggc_p conditionals. 6252 (make_insn_raw): Likewise. 6253 (emit_insn_before): Likewise. 6254 (emit_insn_after): Likewise. 6255 (emit_insn): Likewise. 6256 (gen_sequence): Likewise. 6257 (copy_insn_1): Remove handling of `b' RTL components. 6258 (init_emit_once): Remove ggc_p conditionals. 6259 * except.c (create_rethrow_ref): Don't fool with obstacks. 6260 (add_partial_entry): Likewise. 6261 (call_get_eh_context): Likewise. 6262 (begin_protect_partials): Likewise. 6263 (protect_with_terminate): Likewise. 6264 * explow.c 6265 (plus_constant_wide): Likewise. 6266 * expr.c (init_expr_once): 6267 Likewise. 6268 (emit_block_move): Likewise. 6269 (clear_storage): Likewise. 6270 (expand_expr): Likewise. 6271 * flow.c (function_obstack): Remove. 6272 (flow_obstack): New variable. 6273 (flow_firstobj): Likewise. 6274 (create_base_block): Use the flow_obstack. 6275 (split_block): Likewise. 6276 (split_edge): Likewise. 6277 (calculate_global_regs_live): Likewise. 6278 (allocate_bb_life_data): Make it static. Likewiwse. 6279 (init_flow): New function. 6280 (size_int_type_wide): Remove ggc_p conditionals. 6281 * function.c 6282 (push_function_context_to): Don't call save_tree_status. 6283 (pop_function_context_from): Or restore_tree_status. 6284 (assign_stack_local_1): Don't call push_obstacks. 6285 (find_fixup_replacement): Use xmalloc. 6286 (fixup_var_refs_insns): Free the storage. 6287 (insns_for_mem_walk): Don't mess with obstacks. 6288 (instantiate_decls): Likewise. 6289 (trampoline_address): Likewise. 6290 (expand_function_end): Likewise. 6291 * function.h (sturct function): 6292 Remove obstack-related variables. 6293 (save_tree_status): Don't declare. 6294 (restore_tree_status): Likewise. 6295 * gcse.c (compute_can_copy): 6296 Don't call oballoc/obfree. 6297 * genattrtab.c (operate_exp): Remove 6298 ggc_p conditionals. 6299 (simplify_cond): Likewise. 6300 (simplify_test_exp): Don't mess with obstacks. 6301 (optimize_attrs): Likewise. 6302 * gengenrtl.c (gendef): Don't include 6303 ggc_p conditionals. 6304 * ggc-callbacks.c (ggc_p): Remove. 6305 * ggc-none.c (ggc_p): Remove. 6306 * ggc.h (ggc_p): Don't declare. 6307 * integrate.c (save_for_inline): Don't mess with obstacks. 6308 (integrate_decl_tree): Likewise. 6309 (output_inline_function): Likewise. 6310 * lists.c 6311 (init_EXPR_INSN_LIST_cache): Likewise. 6312 * loop.c (temp_obstack): 6313 Remove. 6314 (rtl_obstack): Likewise. 6315 (init_loop): Don't mess with obstacks. 6316 (reg_address_cost): Free BIVs and GIVs. 6317 (check_insns_for_bivs): Use xmalloc, not oballoc. 6318 (find_mem_givs): Likewise. 6319 (record_biv): Likewise. 6320 (general_induction_var): Likewise. 6321 (product_cheap_p): Likewse. 6322 * optabs.c (init_one_libfunc): Remove 6323 ggc_p conditional. 6324 * print-tree.c (debug_tree): Don't use 6325 oballoc/obfree. 6326 (print_node): Likewise. 6327 * profile.c (output_func_start_profiler): 6328 Remove call to temporary_allocation. 6329 * reload1.c 6330 (eliminate_regs_in_insn): Don't mess with obstacks. 6331 * resource.c 6332 (mark_target_live_regs): Use xmalloc. 6333 (free_resource_info): Free the memory. 6334 * rtl.c (rtl_obstack): 6335 Remove. 6336 (rtvec_alloc): Don't mess with obstacks. 6337 (rtx_alloc): Likewise. 6338 (rtx_free): Remove. 6339 (copy_rtx): Don't handle `b' cases. 6340 (read_rtx): Use a local rtl_obstack. 6341 * rtl.h (oballoc): Remove. 6342 (obfree): Likewise. 6343 (pop_obstacks): Likewise. 6344 (push_obstacks): Likewise. 6345 (allocate_bb_life_data): Likewise. 6346 (allocate_reg_life_data): Likewise. 6347 (rtx_free): Likewise. 6348 * sdbout.c (sdbout_queue_anonymous_type): 6349 Use tree_cons, not saveable_tree_cons. 6350 * simplify-rtx.c 6351 (cselib_init): Don't mess with obstacks. 6352 * stmt.c 6353 (mark_block_nesting): Mark the label_chain. 6354 (epxand_label): Use ggc_alloc, not oballoc. 6355 (clear_last_expr): Don't mess with obstacks. 6356 (expand_decl_cleanup): Likewise. 6357 (expand_dcc_cleanup): Likewise. 6358 (expand_dhc_cleanup): Likewise. 6359 (expand_anon_union_decl): Likewise. 6360 (add_case_node): Use xmalloc, not oballoc. 6361 (free_case_nodes): New function. 6362 (expand_end_case): Call it. 6363 * stor-layout.c (layout_type): Don't 6364 mess with obstacks. 6365 (layout_type): Likewise. 6366 * toplev.c (wrapup_global_declarations): 6367 Likewise. 6368 (compile_file): Remove ggc_p conditionals. 6369 (rest_of_compilation): Call init_flow. Remove ggc_p conditionals. 6370 (decode_f_option): Remove ggc_p conditionals. 6371 * tree.c 6372 (function_maybepermanent_obstack): Remove. 6373 (maybepermanent_obstack): Likewise. 6374 (function_obstack): Likewise. 6375 (tmeporary_obstack): Likewise. 6376 (momentary_obstack): Likewise. 6377 (temp_decl_obstack): Likewise. 6378 (saveable_obstack): Likewise. 6379 (rtl_obstack): Likewise. 6380 (current_obstack): Likewise. 6381 (expression_obstack): Likewise. 6382 (struct obstack_stack): Likewise. 6383 (obstack_stack): Likewise. 6384 (obstack_stack_obstack): Likewise. 6385 (maybepermanent_firstobj): Likewise. 6386 (temporary_firstobj): Likewise. 6387 (momentary_firstobj): Likewise. 6388 (temp_decl_firstobj): Likewise. 6389 (momentary_function_firstobj): Likewise. 6390 (all_types_permanent): Likewise. 6391 (struct momentary_level): Likewise. 6392 (momentary_stack): Likewise. 6393 (init_obstacks): Remove initialization of removed obstacks. 6394 (save_tree_status): Remove. 6395 (restore_tree_status): Likewise. 6396 (temporary_allocation): Liekwise. 6397 (end_temporary_allocation): Liekwise. 6398 (resume_temporary_allocation): Likewise. 6399 (saveable_allocation): Likewise. 6400 (push_obstacks): Likewise. 6401 (push_obstacks_nochange): Likewise. 6402 (pop_obstacks): Likewise. 6403 (allocation_temporary_p): Likewise. 6404 (permanent_allocation): Likewise. 6405 (preserve_data): Likewise. 6406 (preserve_initializer): Likewise. 6407 (rtl_in_current_obstack): Likewise. 6408 (rtl_in_saveable_obstack): Likewise. 6409 (oballoc): Likewise. 6410 (obfree): Likewise. 6411 (savealloc): Likewise. 6412 (expralloc): Likewise. 6413 (print_obstack_name): Likewise. 6414 (debug_obstack): Likewise. 6415 (object_permanent_p): Likewise. 6416 (push_momentary): Likewise. 6417 (perserve_momentary): Likewise. 6418 (clear_momentary): Likewise. 6419 (pop_momentary): Likewise. 6420 (pop_momentary_nofree): Likewise. 6421 (suspend_momentary): Likewise. 6422 (resume_momentary): Likewise. 6423 (make_node): Don't set TREE_PERMANENT. 6424 (copy_node): Remove ggc_p conditionals. Don't set TYPE_OBSTACK. 6425 Don't set TREE_PERMANENT. 6426 (get_identifier): Remove ggc_p conditionals. 6427 (build_string): Likewise. 6428 (make_tree_vec): Likewise. 6429 (build_decl_list): Remove. 6430 (build_expr_list): Likewise. 6431 (tree_cons): Remove ggc_p conditionals. 6432 (decl_tree_cons): Remove. 6433 (expr_tree_cons): Likewise. 6434 (perm_tree_cons): Likewise. 6435 (temp_tree_cons): Likewise. 6436 (saveable_tree_cons): Likewise. 6437 (build1): Remove ggc_p conditionals. 6438 (build_parse_node): Likewise. 6439 (build_type_attribute_variant): Don't mess with obstacks. 6440 (build_type_copy): Likewise. 6441 (type_hash_canon): Likewise. 6442 (build_pointer_type): Likewise. 6443 (build_reference_type): Likewise. 6444 (build_index_type): Likewise. 6445 (build_range_type): Likewise. 6446 (dump_tree_statistics): Don't print obstack information. 6447 * tree.h 6448 (struct tree_common): Remove permanent_flag. 6449 (TREE_PERMANENT): Remove. 6450 (TREE_SET_PERMANENT): Likewise. 6451 (TYPE_OBSTACK): Likewise. 6452 (struct tree_type): Remove obstack. 6453 (oballoc): Remove. 6454 (savealloc): Likewise. 6455 (build_decl_list): Likewise. 6456 (build_expr_list): Likewise. 6457 (perm_tree_cons): Likewise. 6458 (temp_tree_cons): Likewise. 6459 (saveable_tree_cons): Likewise. 6460 (decl_tree_cons): Likewise. 6461 (expr_tree_cons): Likewise. 6462 (suspend_momentary): Likewise. 6463 (allocation_temporary_p): Likewise. 6464 (resume_momentary): Likewise. 6465 (push_obstacks_nochange): Likewise. 6466 (permanent_allocation): Likewise. 6467 (push_momentary): Likewise. 6468 (clear_momentary): Likewise. 6469 (pop_momentary): Likewise. 6470 (end_temporary_allocation): Likewise. 6471 (pop_obstacks): Likewise. 6472 (push_obstacks): Likewise. 6473 (pop_momentary_nofree): LIkewise. 6474 (preserve_momentary): Likewise. 6475 (saveable_allocation): Likewise. 6476 (temporary_allocation): Likewise. 6477 (resume_temporary_allocation): Likewise. 6478 (perserve_initializer): Likewise. 6479 (debug_obstack): Likewise. 6480 (rtl_in_current_obstack): Likewise. 6481 (rtl_in_saveable_obstack): Likewise. 6482 (obfree): Likewise. 6483 * varasm.c (current_obstack): Remove. 6484 (saveable_obstack): Remove. 6485 (rtl_obstack): Remove. 6486 (immed_double_const): Don't mess with obstacks. 6487 (immed_real_cons): Likewise. 6488 (output_constant_def): Likewise. 6489 (init_varasm_status): Use xcalloc. 6490 (mark_pool_constant): Mark the pool constant itself. 6491 (free_varasm_status): Free memory. 6492 (decode_rtx_const): Call bzero directly, rather than expanding it 6493 inline. 6494 (record_rtx_const): Don't mess with obstacks. 6495 (force_const_mem): Likewise. 6496 * config/arm/arm.c (arm_encode_call_attribute): Remove ggc_p 6497 conditionals. 6498 (aof_pic_entry): Likewise. 6499 * config/ia64/ia64.c (ia64_encode_section_info): Likewise. 6500 * config/m32r/m32r.c (m32r_encode_section_info): Likewise. 6501 * config/pa/pa.c (saveable_obstack): Remove. 6502 (rtl_obstack): Likewise. 6503 (current_obstack): Likewise. 6504 (output_call): Don't mess with obstacks. 6505 (hppa_encode_label): Remove ggc_p conditionals. 6506 * config/romp/romp.c (get_symref): Don't mess with obstacks. 6507 * config/rs6000/rs6000.c (output_toc): Remove ggc_p conditional. 6508 (rs6000_encode_section_info): Likewise. 6509 * config/sh/sh.c (get_fpscr_rtx): Likewise. 6510 6511Thu Oct 12 16:02:31 MET DST 2000 Jan Hubicka <jh@suse.cz> 6512 6513 * i386.md (adddi3, subdi3 splitters): Update for new pattern. 6514 (addsi3_cc, addqi3_cc, subsi3_cc): Remove 6515 (addsi3_carry): Canonicalize. 6516 (addqi_5): Remove '*'. 6517 (sbb pattern): Canonicalize. 6518 6519 * i386.md (cmp to inc/add peep2): New. 6520 65212000-10-12 Richard Earnshaw <rearnsha@arm.com> 6522 6523 * bb-reorder.c (reorder_basic_blocks): Allocate an aux block for 6524 the exit block. 6525 65262000-10-12 Joseph S. Myers <jsm28@cam.ac.uk> 6527 6528 * gcc.texi: Merge in contents of README.TRAD and TESTS.FLUNK. 6529 * README.TRAD, TESTS.FLUNK: Remove. 6530 65312000-10-12 Joseph S. Myers <jsm28@cam.ac.uk> 6532 6533 * c-common.c (decl_attributes): Don't allow strftime formats with 6534 first_arg_num nonzero. 6535 (check_format_info): Set wanted_type and wanted_type_name to zero 6536 before they are possibly assigned and used. 6537 65382000-10-12 Joseph S. Myers <jsm28@cam.ac.uk> 6539 6540 * c-common.c (scanf_flag_specs): Add flags ' and I. 6541 (strftime_flag_pairs): Disallow any pair of the _, - and 0 flags, 6542 or the ^ and # flags together. 6543 (scan_char_table): Handle the ' and I flags. 6544 (format_types): Add ' and I flags for scanf. 6545 65462000-10-12 Joseph S. Myers <jsm28@cam.ac.uk> 6547 6548 * c-common.c (print_char_table): Use the unpromoted type for 6549 lengths "h" and "hh" with conversions dioxXu. 6550 (check_format_types): Apply the default argument promotions where 6551 the wanted type is not a pointer target. 6552 65532000-10-11 Michael Meeks <mmeeks@gnu.org> 6554 Joseph S. Myers <jsm28@cam.ac.uk> 6555 6556 * c-typeck.c (check_modify_expr): New function. 6557 (build_modify_expr): Call it if warn_sequence_point. 6558 * c-decl.c (warn_sequence_point): New variable. 6559 (c_decode_option): Handle -Wsequence-point and 6560 -Wno-sequence-point. Enable -Wsequence-point as part of -Wall. 6561 * c-tree.h (warn_sequence_point): Declare. 6562 * invoke.texi (-Wsequence-point): Document. 6563 * toplev.c (documented_lang_options): Add -Wsequence-point and 6564 -Wno-sequence-point. 6565 Original work by Michael Meeks, 16 Jun 1998. 6566 6567Wed Oct 11 06:15:41 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 6568 6569 * tree.c (get_narrower): Don't look at precision of field if 6570 not laid out yet. 6571 6572Tue Oct 10 23:14:33 2000 Denis Chertykov <denisc@overta.ru> 6573 6574 * config/avr/avr.c (valid_machine_decl_attribute): Allow `extern' 6575 declaration for data with "progmem" attribute. 6576 65772000-10-09 Marek Michalkiewicz <marekm@linux.org.pl> 6578 6579 * config/avr/avr.c (out_shift_with_cnt): Use AS2 macro. 6580 Correct insn length if shift count is a memory operand. 6581 * config/avr/avr.md: New define_peephole2 to use *reload_inqi. 6582 (*iorhi3_clobber): Change lo8 to hi8. 6583 (zero_extendhisi2): Change %B0 to %A1. 6584 (ashlhi3, ashrhi3): Correct insn length. 6585 (andhi3, abssf2, extendqisi2, extendhisi2): Change "cc" 6586 from "clobber" to "set_n" in some alternatives. 6587 65882000-10-10 Jakub Jelinek <jakub@redhat.com> 6589 6590 * reload1.c (calculate_needs_all_insns): If deleting an instruction, 6591 remove its insn_chain structure as well. 6592 65932000-10-09 J. David Anglin <dave@hiauly1.hia.nrc.ca> 6594 6595 * dbxout.c (dbxout_source_line): Remove extra tab. 6596 65972000-10-09 Hans-Peter Nilsson <hp@bitrange.com> 6598 6599 * config/elfos.h (UNIQUE_SECTION): Apply STRIP_NAME_ENCODING on name. 6600 66012000-10-09 Richard Henderson <rth@cygnus.com> 6602 6603 * Makefile.in (LANG_LIB2FUNCS): Remove. 6604 (LIB2FUNCS): Remove _pure. 6605 (LIB2ADD): Remove LANG_LIB2FUNCS. 6606 (stage_a): Don't set LANG_LIB2FUNCS. 6607 * libgcc2.c (__terminate): Mark noreturn. 6608 (__pure_virtual): Remove. 6609 * mklibgcc.in: Remove LIB2ADD .txt processing. 6610 66112000-10-09 Richard Earnshaw <rearnsha@arm.com> 6612 6613 * arm.md (push_multi): Revert unintended change. 6614 66152000-10-09 Richard Earnshaw <rearnsha@arm.com> 6616 6617 * arm.c: Miscellaneous white space and comment clean-ups. No 6618 functional change. 6619 * arm.md: Likewise. 6620 66212000-10-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 6622 6623 * c-common.c (c_expand_builtin_printf): Set the TREE_TYPE of a new 6624 STRING_CST by calling combine_strings. 6625 66262000-10-09 Richard Earnshaw <rearnsha@arm.com> 6627 6628 * arm.c (thumb_expand_movstrqi): Rewrite to support SSA form. 6629 (thumb_output_move_mem_multiple): Support new insn format. 6630 * arm.md (movmem12b): Use SSA compatible format. 6631 (movmem8b): Likewise. 6632 66332000-10-09 Richard Earnshaw <rearnsha@arm.com> 6634 6635 * arm.md (predicable): New attribute, default to "no". 6636 (all patterns): Mark as predicable if appropriate. 6637 (conditional execution splits): Split using predication format. 6638 (define_cond_exec): Define. 6639 * arm.c (arm_print_operand): handle insn predicate. 6640 66412000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 6642 6643 * README.NS32K: Remove file. 6644 66452000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 6646 6647 * README-bugs: Remove file. 6648 66492000-10-08 Philipp Thomas <pthomas@suse.de> 6650 * aclocal.m4 (AM_GNU_GETTEXT): Fix non portable use of == operator 6651 for test. 6652 * configure: Rebuilt. 6653 66542000-10-08 Philipp Thomas <pthomas@suse.de> 6655 * aclocal.m4 (AM_WITH_NLS): When not using included gettext, 6656 disable catalog building if no suitable program was found. 6657 Move warning message from here 6658 (AM_GNU_GETTEXT): To here. 6659 * configure: Rebuilt. 6660 66612000-10-08 Philipp Thomas <pthomas@suse.de> 6662 * aclocal.m4 (GCC_PATH_PROG): New. Like AC_PATH_PROG but uses 6663 different cache variables. 6664 (GCC_PATH_PROG_WITH_TEST): New. Like AM_PATH_PROG_WITH_TEST but 6665 uses different cache variables. 6666 (AM_WITH_NLS): Use GCC_PATH_PROG and GCC_PATH_PROG_WITH_TEST. 6667 * configure: Regenerated. 6668 66692000-10-08 Richard Henderson <rth@cygnus.com> 6670 6671 * Makefile.in (libgcc.mk): Pass SHLIB_EXT, not SHLIB_LIBS. 6672 * configure.in (sparc*-*-solaris*): Use t-slibgcc{,-sld}. 6673 * mklibgcc.in: Consider SHLIB_LINK the entire shlib build command. 6674 Use SHLIB_EXT. 6675 6676 * config/t-linux (SHLIB_EXT): New. 6677 (SHLIB_LINK): Use the entire build command, with substitutions. 6678 (SHLIB_LIBS): Remove. 6679 * config/alpha/t-osf4: Likewise. 6680 * config/mips/t-iris6: Likewise. 6681 * config/sparc/t-sol2: Likewise, but move shlib stuff... 6682 * config/sparc/t-slibgcc-sld: ...here. 6683 * config/sparc/t-slibgcc: New file. 6684 66852000-10-08 Joseph S. Myers <jsm28@cam.ac.uk> 6686 6687 * tm.texi (INTMAX_TYPE, UINTMAX_TYPE): Define. 6688 * c-common.h (enum c_tree_index): Add CTI_INTMAX_TYPE and 6689 CTI_UINTMAX_TYPE. 6690 (intmax_type_node, uintmax_type_node): Define. 6691 * c-common.c (decl_attributes): If pedantic, warn if `mode' 6692 attributes create a type wider than intmax_t. 6693 (T_IM, T_UIM): Define properly. 6694 * c-decl.c (INTMAX_TYPE, UINTMAX_TYPE): Define if not already 6695 defined. 6696 (init_decl_processing): Initialize intmax_type_node and 6697 uintmax_type_node. 6698 * c-lex.c (lex_number): When pedantic and warning for integer 6699 constants that are too large, in C99 mode warn for those that have 6700 a type wider than long long. 6701 67022000-10-08 Joseph S. Myers <jsm28@cam.ac.uk> 6703 6704 * c-common.c (FMT_FLAG_ARG_CONVERT, FMT_FLAG_SCANF_A_KLUDGE, 6705 FMT_FLAG_FANCY_PERCENT_OK): Define. 6706 (format_char_info): Add flag "4" to comment. 6707 (format_flag_spec, format_flag_pair): New structures. 6708 (format_kind_info): Add additional fields to control format 6709 checking. 6710 (printf_flag_specs, printf_flag_pairs, scanf_flag_specs, 6711 scanf_flag_pairs, strftime_flag_specs, strftime_flag_pairs): New 6712 arrays. 6713 (time_char_table): Use "4" flag to handle %Ey. 6714 (format_types): Add entries for new fields. 6715 (get_flag_spec): New function. 6716 (check_format_info): Increase size of flag_chars[] to 256. 6717 Control format checking using the new fields of a format_kind_info 6718 and the new tables; remove all conditionals on printf_format_type, 6719 scanf_format_type or strftime_format_type. Handle all details of 6720 bad combinations of flags (including width, precision and strftime 6721 modifiers) through data rather than ad hoc code. Handle all 6722 details of standard versions in which flags appeared through 6723 data. Use the "4" flag. 6724 67252000-10-07 Will Cohen <wcohen@redhat.com>, Kazu Hirata <kazu@hxi.com> 6726 6727 * config/h8300/h8300.md: Remove the memory alternative and correct 6728 the insn lengths in the templates for sign extension and zero 6729 extension. 6730 67312000-10-07 Richard Henderson <rth@cygnus.com> 6732 6733 * calls.c (expand_call): Disallow sibcalls to noreturn functions. 6734 * flow.c (make_edges): Revert last change. 6735 6736 * config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Don't test 6737 TREE_THIS_VOLATILE. 6738 * config/pa/pa.h (FUNCTION_OK_FOR_SIBCALL): Likewise. 6739 67402000-10-06 David O'Brien <obrien@dragon.nuxi.com> 6741 6742 * config/alpha/elf.h: Standardize the formatting. 6743 67442000-10-06 David O'Brien <obrien@FreeBSD.org> 6745 6746 * config/alpha/elf.h: Protect the ASM_OUTPUT_IDENT definition with an 6747 #undef. 6748 67492000-10-06 Richard Henderson <rth@cygnus.com> 6750 6751 * function.c (diddle_return_value): Examine 6752 current_function_return_rtx instead of the DECL_RESULT. 6753 (expand_function_end): Handle reloading DECL_RESULT from memory 6754 into a hard register. Query promote_mode for sign of mismatched 6755 modes. 6756 67572000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com> 6758 6759 * haifa-sched.c (schedule_insns): Fix typo in freeing 6760 forward_dependency_cache. 6761 67622000-10-06 Alexandre Oliva <aoliva@redhat.com> 6763 6764 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): Add 6765 `TARGET_SH2' as a condition. 6766 67672000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com> 6768 6769 * haifa-sched.c (anti_dependency_cache, output_dependency_cache, 6770 forward_dependency_cache): New variables. 6771 (add_dependence, remove_dependence): Use anti_dependency_cache and 6772 output_dependency_cache. 6773 (compute_block_forward_dependences): Use forward_dependency_cache. 6774 (schedule_insns): Allocate and free memory for anti/output/forward 6775 dependencies caches. 6776 67772000-10-06 Alexandre Oliva <aoliva@redhat.com> 6778 6779 * config/sh/sh.md (call, call_value): Use `TARGET_SH2' instead of 6780 `! TARGET_SH1'. Reindent. 6781 67822000-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 6783 6784 * builtins.c (is_valid_printf_arglist, expand_builtin_printf): 6785 Move functions from here ... 6786 6787 * c-common.c (is_valid_printf_arglist, c_expand_builtin_printf): 6788 ... to here. 6789 (c_expand_builtin): New function. 6790 (init_function_format_info): Don't set `check_function_format_ptr'. 6791 (c_common_nodes_and_builtins): Set built_in_class type for 6792 printf/__builtin_printf to BUILT_IN_FRONTEND. 6793 (c_expand_expr): Handle CALL_EXPRs that are front-end builtins. 6794 6795 * c-common.h (build_function_call): Declare. 6796 6797 * expr.c (expand_expr): Pass builtins with class BUILT_IN_FRONTEND 6798 to `lang_expand_expr' rather than `expand_builtin'. 6799 6800 * tree.c (check_function_format_ptr): Delete. 6801 6802 * tree.h (check_function_format_ptr): Likewise. 6803 68042000-10-06 Hans-Peter Nilsson <hp@bitrange.com> 6805 6806 * dwarf2out.c (build_cfa_loc): Correct to use DW_OP_regx or 6807 DW_OP_bregx when cfa->reg > 31. 6808 6809 * frame-dwarf2.c (decode_stack_op) [case DW_OP_regx]: Add missing 6810 break. 6811 68122000-10-05 Richard Henderson <rth@cygnus.com> 6813 6814 * c-decl.c (warn_missing_noreturn): Remove. 6815 (c_expand_body): Don't set or check can_reach_end. 6816 * c-tree.h (warn_missing_noreturn): Move ... 6817 * flags.h: ... here. 6818 (can_reach_end): Remove. 6819 * flow.c (check_function_return_warnings): New. 6820 (make_edges): No edge to exit for noreturn sibcalls. 6821 * function.c (expand_function_end): Save the return value 6822 clobber instruction. 6823 (mark_function_status): Mark it. 6824 * function.h (struct function): Add x_clobber_return_insn. 6825 * jump.c (can_reach_end): Remove. 6826 (calculate_can_reach_end): Remove. 6827 (jump_optimize_1): Don't call it. 6828 * output.h (check_function_return_warnings): Declare. 6829 * toplev.c (warn_missing_noreturn): Move from c-decl.c 6830 (rest_of_compilation): Call check_function_return_warnings. 6831 68322000-10-05 Richard Henderson <rth@cygnus.com> 6833 6834 * Makefile.in (NM_FOR_TARGET): New. 6835 (libgcc.mk): Pass SHLIB_MKMAP, SHLIB_MAPFILES. 6836 (libgcc.a, stmp-multilib): Pass NM_FOR_TARGET. 6837 * mklibgcc.in: If SHLIB_MKMAP, build libgcc.map. Depend the 6838 shared library build on that and EXTRA_MULTILIB_PARTS. 6839 * mkmap-flat.awk: New file. 6840 * mkmap-symver.awk: New file. 6841 * libgcc-std.ver: New file. 6842 * config/libgcc-glibc.ver: New file. 6843 * config/ia64/libgcc-ia64.ver: New file. 6844 * config/t-linux (SHLIB_MKMAP, SHLIB_MAPFILES): New. 6845 (SHLIB_LINK): Add --version-script. 6846 * config/ia64/t-ia64 (SHLIB_MAPFILES): Add libgcc-ia64.ver. 6847 * config/mips/t-iris6 (SHLIB_MKMAP, SHLIB_MAPFILES): New. 6848 * config/sparc/t-sol2 (SHLIB_MKMAP, SHLIB_MAPFILES): New. 6849 (SHLIB_LINK): Add -M. 6850 68512000-10-05 Richard Henderson <rth@cygnus.com> 6852 6853 * Makefile.in (LIB2FUNCS): Add _clz. 6854 * libgcc2.c (__ffsdi2): Use count_trailing_zeros. 6855 (__clz_tab): Put in its own unit, non-static. 6856 * libgcc2.h: Always include longlong.h. 6857 6858 * longlong.h [alpha] (count_leading_zeros): Use cmpbge with 6859 a zero instead of -1. 6860 (count_trailing_zeros): Likewise. 6861 68622000-10-05 Richard Henderson <rth@cygnus.com> 6863 6864 * config/alpha/alpha.c (alpha_emit_setcc): Don't swap GT tests 6865 when second op1 is const0_rtx. Validate op0 as a register. 6866 * config/alpha/alpha.md (setcc_internal): Don't allow constants 6867 in the first argument of the compare. 6868 (setcc_swapped_internal): Likewise. 6869 (setne_internal): Likewise. 6870 68712000-10-05 Geoff Keating <geoffk@cygnus.com> 6872 6873 * tree.c (tree_size): New function split out of copy_node. 6874 (make_node): Remove obstack handling. Use tree_size. 6875 (copy_node): Use tree_size. 6876 * tree.h: Prototype tree_size. 6877 68782000-10-05 Richard Henderson <rth@cygnus.com> 6879 6880 * diagnostic.c (output_format): Add missing break. 6881 68822000-10-05 Jim Wilson <wilson@cygnus.com> 6883 6884 * function.c (fixup_var_refs_1, case SET): When gen_move_insn returns a 6885 SEQUENCE, call emit_insn_before, copy PATTERN and REG_NOTES of last 6886 sequence insn to INSN, and delete last sequence insn. 6887 68882000-10-05 Phil Edwards <pme@gcc.gnu.org> 6889 6890 * gcc.c (main): Include generated configargs.h header 6891 and use arguments in '-v' output. 6892 6893Thu Oct 5 16:16:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 6894 6895 * gcc.c: Move data on prefixes forward in file and reorganize. 6896 (md_exec_prefix, md_startfile_prefix, md_startfile_prefix_1): 6897 Always define, but make null if no value. 6898 (static_specs): Add "md_exec_prefix", "md_startfile_prefix", 6899 and "md_startfile_prefix_1". 6900 (main): Check whether md_exec_prefix and the others are the 6901 null string rather than whether the macro is defined. 6902 6903Thu Oct 5 19:04:18 2000 J"orn Rennecke <amylaar@redhat.co.uk> 6904 6905 * (convert_move): Use zero_extendpsisi2 to do an unsigned extension 6906 from PSImode to SImode. 6907 69082000-10-05 Jakub Jelinek <jakub@redhat.com> 6909 6910 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETICS]: Fix conversion 6911 from float to integral mode with HOST_BITS_PER_WIDE_INT 64. 6912 * dwarf2out.c (add_const_value_attribute): Divide by 4, not 6913 sizeof(long). 6914 6915Thu Oct 5 09:31:31 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 6916 6917 * fold-const.c (fold, case MINUS_EXPR, case EQ_EXPR): Perform 6918 negation in proper type.a 6919 69202000-10-04 Richard Henderson <rth@cygnus.com> 6921 6922 * configure.in (enable-shared): New. 6923 * Makefile.in (LIBGCC_DEPS): Depend on EXTRA_PARTS as well. 6924 (libgcc.mk): Pass SHLIB_LINK, SHLIB_LIBS, SHLIB_MULTILIB to mklibgcc. 6925 * mklibgcc.in: Use them to link shared a libgcc. 6926 * config/t-linux (SHLIB_LINK, SHLIB_LIBS): New. 6927 * config/alpha/t-ieee (SHLIB_MULTILIB): New. 6928 * config/mips/t-iris6 (SHLIB_LINK, SHLIB_LIBS): New. 6929 * config/sparc/t-sol2 (SHLIB_LINK, SHLIB_LIBS): New. 6930 6931 * configure.in (alpha-osf*): Use t-osf and x-osf. 6932 * config/alpha/t-osf: New file. 6933 * config/alpha/t-osf4: New file. 6934 * config/alpha/x-osf: New file. 6935 * config/alpha/x-alpha: Remove file. 6936 69372000-10-04 Will Cohen <wcohen@redhat.com> 6938 6939 * c-typeck.c (process_init_element): Added warning for zero-length 6940 array. 6941 6942 * extend.texi (Zero Length): State that static initializers for 6943 zero-length arrays are not allowed. 6944 6945Mon Oct 2 14:50:14 MET DST 2000 Jan Hubicka <jh@suse.cz> 6946 6947 * rtlanal.c (single_set_1): Do not require USE and CLOBBERs 6948 to come last. 6949 69502000-10-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 6951 6952 * config/float-c4x.h: New. 6953 * configure.in (c4x-*): Set float_format to c4x. 6954 * configure: Regenerate. 6955 69562000-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 6957 6958 * configure.in (sparc-*-solaris2*): Disable 32-to-64 cross 6959 compilation for solaris versions 2.7 and greater. 6960 69612000-10-02 Marc Espie <espie@openbsd.org> 6962 6963 * config/alpha.h (WORD_SWITCH_TAKES_ARG): add -rpath to default, 6964 instead of redefining from scratch. 6965 69662000-10-02 David O'Brien <obrien@dragon.nuxi.com> 6967 6968 * config/i386/freebsd.h (NO_PROFILE_COUNTERS): Define. 6969 69702000-10-01 Mark Mitchell <mark@codesourcery.com> 6971 6972 * config/ns32k/genix.h: Remove. 6973 * config/ns32k/x-genix: Likewise. 6974 * config/ns32k/xm-genix.h: Likewise. 6975 * config/fx80: Remove all filee in directory. 6976 * config/pyr: Likewise. 6977 * config/tahoe: Likewise. 6978 * config/gmicro: Likewise. 6979 * config/spur: Likewise. 6980 * configure.in: Remove configury bits for above targets. 6981 * configure: Regenerated. 6982 6983 * configure.in: Don't configure chill by default. 6984 * configure: Regenerated. 6985 6986 * c-decl.c (c_expand_body): Don't generate RTL if flag_syntax_only. 6987 (lang_mark_false_label_stack): Remove. 6988 * c-lex.c (init_c_lex): Add file_info_tree as GC root. Allocate 6989 <top level> string in GC area. 6990 (mark_splay_tree_node): New function. 6991 (mark_splay_tree): Likewise. 6992 * except.c (mark_eh_status): Only call lang_mark_false_label_stack 6993 if it exists. 6994 * ggc-callbacks.c (lang_mark_false_label_stack): Remove. 6995 * ggc-common.c (lang_mark_false_label_stack): Change type. 6996 * ggc.h (ggc_alloc_string): Add comment. 6997 (ggc_strdup): New function. 6998 6999Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru> 7000 7001 * config/avr/avr.h (BRANCH_COST): Define as 0. 7002 7003 * config/pdp11/pdp11.c: #include "tree.h" added. 7004 70052000-09-30 Marek Michalkiewicz <marekm@linux.org.pl> 7006 7007 * config/avr/avr.c (ashlhi3_out, ashlsi3_out, ashrhi3_out, 7008 ashrsi3_out, lshrhi3_out, lshrsi3_out): Optimize more cases 7009 with known shift count. 7010 * config/avr/avr.md (ashlsi3, ashrsi3, lshrsi3): 7011 New alternative for shift count 2 with no scratch register. 7012 (ashlhi3, ashlsi3): Change "cc" attribute from "clobber" to 7013 "set_n" for shift counts 1 and 2. 7014 70152000-09-30 Geoff Keating <geoffk@cygnus.com> 7016 7017 * config/rs6000/rs6000.md (movsi_to_cr): Remove the USE. Calculate 7018 the mask value from the individual SET operations. 7019 (return_internal_si): Move the USE after the RETURN. 7020 (return_internal_di): Likewise. 7021 (return_and_restore_fpregs_si): Likewise. 7022 (return_and_restore_fpregs_di): Likewise. 7023 (return_eh_si): Likewise. 7024 (return_eh_di): Likewise. 7025 * config/rs6000/rs6000.c (mtcrf_operation): Don't look for, 7026 or check, the USE. 7027 (rs6000_emit_prologue): Don't emit the USE for movsi_to_cr. 7028 Don't generate a PARALLEL around a single operation movsi_to_cr. 7029 Generate the RETURN first in any PARALLELs. 7030 7031 * rtlanal.c (single_set_1): Use fatal_insn to display the 7032 invalid insn. Check for more cases when a USE or CLOBBER occurs 7033 before a SET. 7034 * Makefile.in: Update dependencies for rtlanal.o. 7035 70362000-09-30 Joseph S. Myers <jsm28@cam.ac.uk> 7037 7038 * i386.c: Move include of "config.h" to before that of <setjmp.h>. 7039 70402000-09-30 Joseph S. Myers <jsm28@cam.ac.uk> 7041 7042 * c-tree.texi, contrib.texi, gcc.texi, install.texi, invoke.texi: 7043 Consistently use @email for formatting email addresses. 7044 70452000-09-29 Richard Henderson <rth@cygnus.com> 7046 7047 * cse.c (notreg_cost): New argument outer. 7048 (COST): Pass in SET to notreg_cost 7049 (COST_IN): New. 7050 (fold_rtx): Use COST_IN. Prefer constants when costs 7051 are the same. 7052 70532000-09-29 David Edelsohn <edelsohn@gnu.org> 7054 7055 * fixinc/inclhack.def (broken_cabs): Generalize regex. 7056 * fixinc/fixincl.x: Regenerate. 7057 70582000-09-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 7059 7060 * loop.c (check_final_value): A GIV is not replaceable if used 7061 before set. 7062 7063Fri Sep 29 10:04:12 2000 Jeffrey A Law (law@cygnus.com) 7064 7065 * version.c: Bump to gcc-2.97. 7066 7067Frs Sep 29 13:37:59 MET DST 2000 Jan Hubicka <jh@suse.cz> 7068 7069 * final.c (final_scan_insn): Remove extra extract_insn call; 7070 Use caching for constrain_operands. 7071 (cleanup_subreg_operands): Use caching for extract_insn. 7072 * recog.c (constrain_operands_cached): New. 7073 * recog.h (constrain_operands_cached): Declare. 7074 * i386.c (ix86_attr_length_immediate_default, 7075 ix86_attr_length_address_default, ix86_agi_dependant): Cache 7076 extract_insn call. 7077 7078 * recog.c (asm_noperands): Tweak. 7079 (extract_insn): Do not call asm_noperads for non-asm instructions. 7080 7081Fri Sep 29 13:20:42 MET DST 2000 Jan Hubicka <jh@suse.cz> 7082 7083 * recog.c (recog_memoized): Rename to recog_memoized_1. 7084 * recog.h (recog_memoized): Rename to recog_memoized_1. 7085 (recog_memoized): New macro. 7086 * rtl.h (single_set): Rename to single_set_1 7087 (single_set): New macro. 7088 * rtlanal.c (single_set): Rename to single_set_1; expect clobbers 7089 to be last. 7090 7091 * i386.md (strmovsi_1, strmovhi_1 strmovqi_1): 7092 Do not use match_dup of input operands at outputs. 7093 Use register_operand for memory expression. 7094 (rep_movsi): Put use last, canonicalize. 7095 Use register_operand for memory expression. 7096 (rep_movqi): Put use last. 7097 Use register_operand for memory expression. 7098 (strsetsi_1, strset_hi_1, strsetqi_1): Do not use match_dup 7099 of input operands at outputs. Use register_operand for memory 7100 expression. 7101 (rep_stossi): Put use last; canonicalize; fix match_dup in 7102 the address expression 7103 (rep_stosqi): Likewise. 7104 (memcmp expander): Update calls. 7105 (cmpstrsi_nz_1, cmpstrsi_1, strlensi_1): Avoid match_dups in 7106 the clobbers. 7107 7108 * i386.md (fp_jcc_3, fp_jcc_4, jp_fcc_5): if_then_else operand is 7109 VOIDmode. 7110 (fp_jcc_4, fp_jcc_3): Refuse unordered comparisons. 7111 71122000-09-28 David O'Brien <obrien@FreeBSD.org> 7113 7114 * config/i386/freebsd-aout.h: New, FreeBSD a.out config file. 7115 Contains the old contents of config/i386/freebsd.h 7116 * config/i386/freebsd.h: Now the ELF rather than a.out config file. 7117 Contains the old contents of config/i386/freebsd-elf.h 7118 * config/i386/freebsd-elf.h: Retire this file -- contents moved to 7119 config/i386/freebsd.h. 7120 * configure.in: Adjust for above changes. 7121 * po/POTFILES.in: Likewise. 7122 * po/en_GB.po: Likewise. 7123 * po/gcc.pot: Likewise. 7124 * configure: Rebuilt. 7125 71262000-09-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 7127 7128 * doloop.c (doloop_modify): Prevent delete_insn() from 7129 deleting too much. Prefer loop->top over loop->start as 7130 target for the new JUMP insn. 7131 (doloop_valid_p): Ignore loop with exit_count != 0. 7132 71332000-09-28 Philipp Thomas <pthomas@suse.de> 7134 7135 * invoke.texi (i386 Options): Add athlon to table of possible 7136 choices for -mcpu=. 7137 71382000-09-28 Gabriel Dos Reis <gdr@codesourcery.com> 7139 7140 * diagnostic.h (output_clear_message_text): New function. 7141 (output_message_text): New macro. 7142 7143 * diagnostic.c (clear_text_info): Rename to 7144 output_clear_message_text. 7145 (output_clear): Adjust. 7146 (output_finish): Rename to output_finalize_message. Tweek. 7147 (output_to_stream): Adjust. 7148 71492000-09-28 Neil Booth <neilb@earthling.net> 7150 7151 * cpperror.c (_cpp_begin_message): Do the test for suppression 7152 of warnings and pedantic warnings before the "is a warning an 7153 error" tests. 7154 * cppinit.c (cpp_handle_option): Remove surplus \n. 7155 * cpplex.c (ON_REST_ARG): Delete. 7156 (skip_block_comment): Initialize prevc. 7157 (parse_args): Improve error messages. 7158 (maybe_paste_with_next): Use CONTEXT_VARARGS rather 7159 than ON_REST_ARG. 7160 * cpplib.c (cpp_push_buffer): Fix grammar in message. 7161 * cppmain.c (main): Set callbacks for #ident and #pragma 7162 only if no_output option is false. 7163 (do_pragma_implementation): Only call the #pragma handler 7164 if it is set in the cpp_reader structure. 7165 7166Wed Sep 27 14:00:07 2000 Donald Lindsay <dlindsay@cygnus.com> 7167 7168 * integrate.c (copy_insn_list): if an ignored return value 7169 is being clobbered, skip cloning that into the inline copy. 7170 71712000-09-27 Joseph S. Myers <jsm28@cam.ac.uk> 7172 7173 * extend.texi, invoke.texi, gcc.texi, install.texi: Consistently 7174 use @uref for formatting URLs. 7175 71762000-09-27 Mark Elbrecht <snowball3@bigfoot.com> 7177 7178 * config/i386/djgpp.h (UNIQUE_SECTION): Constify the variables 7179 name and prefix. 7180 7181Tue 26-Sep-2000 18:25:38 BST Neil Booth <neilb@earthling.net> 7182 7183 * gcc.c (cpp_options): Add spec for -ftabstop=. 7184 (invoke_as): New spec that handles invoking as. 7185 Update specs to handle -save-temps and -traditional. 7186 * ch/lang-specs.h, f/lang-specs.h, java/lang-specs.h: 7187 Use invoke_as. 7188 * cp/lang-specs.h, objc/lang-specs.h: Update to use 7189 invoke_as, and handle -save-temps and -traditional (if 7190 appropriate). 7191 71922000-09-26 Jakub Jelinek <jakub@redhat.com> 7193 7194 * config/sparc/sparc.c (sparc_emit_set_const64): Don't abort when 7195 op0 is a SUBREG. 7196 (function_arg_slotno): Accept TImode/CTImode. 7197 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): If IN_LIBGCC2 define 7198 to UNITS_PER_WORD. 7199 72002000-09-26 Michael Hayes <mhayes@cygnus.com> 7201 7202 * flow.c (flow_loop_pre_header_scan): Punt if loop enters 7203 from entry block. 7204 72052000-09-25 Jim Wilson <wilson@cygnus.com> 7206 7207 * config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS. 7208 (REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P. 7209 (LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG. 7210 (REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P. 7211 7212Tue 26-Sep-2000 00:16:22 BST Neil Booth <neilb@earthling.net> 7213 7214 * cpplex.c (parse_args): Don't set VOID_REST flag. 7215 (CONTEXT_VARARGS): New flag. 7216 (maybe_paste_with_next): Set context earlier in loop. Use 7217 it. Do varargs test with CONTEXT_VARARGS flag. 7218 (push_arg_context): Set CONTEXT_VARARGS flag if we're 7219 pushing an argument context for a varargs argument. 7220 * cpplib.h (VOID_REST): Delete. 7221 * gcc.dg/cpp/vararg1.c: Add test case. 7222 72232000-09-25 Branko Cibej <branko.cibej@hermes.si> 7224 7225 * flags.h: Declare warning flag warn_system_headers. 7226 * toplev.c: Define it. 7227 (W_options): Add option -Wsystem-headers. 7228 * diagnostic.c (count_error): Test warn_system_headers. 7229 * invoke.texi: Add description for -Wsystem-headers. 7230 * cpplib.h (cpp_options): New member warn_system_headers. 7231 * cpphash.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Don't test 7232 CPP_IN_SYSTEM_HEADER. 7233 * cpplib.c (do_import, do_pragma_once): Likewise. 7234 * cpperror.c (_cpp_begin_message): Test warn_system_headers 7235 and CPP_IN_SYSTEM_HEADER. 7236 * cppinit.c (handle_option): Recognize -Wsystem_headers. 7237 (print_help): Describe -Wsystem_headers. 7238 * cpplex.c (lex_line): Reorganize condition so that warnings 7239 about C++ comments in system headers can be enabled. Remove 7240 label do_line_comment. 7241 7242Mon 25-Sep-2000 23:38:27 BST Neil Booth <neilb@earthling.net> 7243 7244 * cpplex.c (save_comment): Only store the initial '/' 7245 now. 7246 (lex_token): Combine handling of the two comment types. 7247 Pass everything but the initial '/' to save_comment. 7248 7249Mon 25-Sep-2000 23:31:45 BST Neil Booth <neilb@earthling.net> 7250 7251 * cpphash.h (_cpp_digraph_spellings, _cpp_process_directive, 7252 _cpp_can_paste): New library-internal prototypes. 7253 * cpplex.c (dump_param_spelling, output_line_command, 7254 output_token, cpp_scan_buffer, cpp_scan_buffer_nooutput, 7255 cpp_printf, cpp_output_list): Move to cppoutput.c. 7256 (process_directive, can_paste, digraph_spellings): Add _cpp_ prefix. 7257 * cppmacro.c (dump_macro_args, cpp_dump_definition) Move to 7258 cppoutput.c. 7259 * cppoutput.c (dump_macro_args, cpp_dump_definition, output_token, 7260 dump_param_spelling, output_line_command, cpp_scan_buffer, 7261 cpp_scan_buffer_nooutput, cpp_printf, cpp_output_list): Moved 7262 from elsewhere. 7263 * Makefile.in: Add cppoutput.c. 7264 * po/POTFILES.in: Add cppoutput.c. 7265 72662000-09-25 Richard Henderson <rth@cygnus.com> 7267 7268 * config/ia64/ia64.c (ia64_print_operand): Define 'e' as 64-n. 7269 * config/ia64/ia64.md (rotrsi3): Allow variable rotates; don't 7270 split until after reload. 7271 (rotlsi3, rotldi3): New. 7272 72732000-09-25 Gabriel Dos Reis <gdr@codesourcery.com> 7274 7275 * diagnostic.c (output_last_position): Define. 7276 (set_real_maximum_length): Tweek. 7277 * diagnostic.h (output_last_position): Declare. 7278 72792000-09-25 Kazu Hirata <kazu@hxi.com> 7280 7281 * config/i386/i386.c: Fix formatting. 7282 72832000-09-24 Alan Lehotsky <alehotsky@cygnus.com> 7284 7285 * emit-rtl-c (gen_lowpart_common): Accept non-paradoxical SUBREG when 7286 UNITS_PER_WORD is small. 7287 72882000-09-25 Joseph S. Myers <jsm28@cam.ac.uk> 7289 7290 * c-common.c (format_char_info): Add flags2; update comments. 7291 (print_char_table, scan_char_table, time_char_table): Split some 7292 flags out into flags2. 7293 (check_format_info): Use flags2 for those flags, for identifying 7294 the initial character of a scanf scanset, and for identifying 7295 printf formats where the '0' flag is ignored with precision. 7296 72972000-09-25 Hans-Peter Nilsson <hp@axis.com> 7298 7299 Changes below marked "here" add TABs on either or both sides, 7300 covering start of line, up to any operand for all noted .*ASM.*_OP 7301 definitions. All callers changed. 7302 * tm.texi: Make documented *_ASM.*_OP:s include spacing 7303 (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, SHARED_SECTION_ASM_OP, 7304 BSS_SECTION_ASM_OP, SHARED_BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, 7305 ASM_BYTE_OP, FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP, 7306 ASM_STABS_OP, ASM_STABD_OP, ASM_STABN_OP). 7307 Fix typos in description for LONG_LONG_TYPE_SIZE and 7308 FINI_SECTION_ASM_OP. 7309 * crtstuff.c (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Explain 7310 why these defaults don't have leading spacing. 7311 * dbxout.c (ASM_STABS_OP, ASM_STABN_OP): Here. 7312 * dwarf2out.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, 7313 UNALIGNED_DOUBLE_INT_ASM_OP, SECTION_ASM_OP, ASM_BYTE_OP): Here. 7314 * dwarfout.c (FILE_ASM_OP, VERSION_ASM_OP, 7315 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, ASM_BYTE_OP, 7316 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP): Here. 7317 * defaults.h (ASM_STABD_OP, EH_FRAME_SECTION_ASM_OP): Here. 7318 * varasm.c (ASM_STABS_OP): Here. 7319 * xcoffout.h (ASM_STABS_OP): Here. 7320 * config/elfos.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP, 7321 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP, 7322 INT_ASM_OP, ASCII_DATA_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, 7323 STRING_ASM_OP): Here. 7324 * config/freebsd.h (IDENT_ASM_OP): Here. 7325 * config/linux-aout.h (SET_ASM_OP): Here. 7326 * config/linux.h (SET_ASM_OP): Here. 7327 * config/lynx.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, 7328 INT_ASM_OP): Here. 7329 * config/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here. 7330 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP, ALIGN_ASM_OP): Here. 7331 * config/openbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here. 7332 * config/psos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, 7333 INT_ASM_OP): Here. 7334 * config/ptx4.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP, 7335 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP, 7336 INT_ASM_OP, ASCII_DATA_ASM_OP, CONST_SECTION_ASM_OP, 7337 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, 7338 FINI_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP STRING_ASM_OP): Here. 7339 * config/svr3.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, 7340 CONST_SECTION_ASM_OP, ASM_BYTE_OP): Here. 7341 * config/a29k/udi.h (INT_ASM_OP): Here. 7342 * config/alpha/alpha-interix.h (CONST_SECTION_ASM_OP, 7343 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP, 7344 SET_ASM_OP): Here. 7345 * config/alpha/alpha.h (TEXT_SECTION_ASM_OP, 7346 READONLY_DATA_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7347 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, 7348 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_STABS_OP, ASM_STABN_OP, 7349 ASM_STABD_OP): Here. 7350 * config/alpha/elf.h (IDENT_ASM_OP, SKIP_ASM_OP, ALIGN_ASM_OP, 7351 COMMON_ASM_OP, INT_ASM_OP, ASCII_DATA_ASM_OP, 7352 CONST_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, 7353 BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP, 7354 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, TYPE_ASM_OP, 7355 SIZE_ASM_OP, STRING_ASM_OP): Here. 7356 * config/alpha/vms.h (LINK_SECTION_ASM_OP, 7357 READONLY_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP, 7358 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, COMMON_ASM_OP): Here. 7359 * config/arc/arc.h (ASM_BYTE_OP, SET_ASM_OP): Here. 7360 (PUSHSECTION_ASM_OP): Define this, not PUSHSECTION_FORMAT. 7361 * config/arm/aof.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): 7362 Here. 7363 * config/arm/aout.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7364 BSS_SECTION_ASM_OP, SET_ASM_OP): Here. 7365 * config/arm/coff.h (INT_ASM_OP): Here. 7366 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Here. 7367 * config/arm/elf.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP): Here. 7368 * config/arm/linux-elf.h (IDENT_ASM_OP, CONST_SECTION_ASM_OP, 7369 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Here. 7370 * config/arm/unknown-elf.h (UNALIGNED_WORD_ASM_OP): Here. 7371 * config/avr/avr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7372 ASM_BYTE_OP, TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP, 7373 STRING_ASM_OP): Here. Update documentation copy in comments. 7374 * config/c4x/c4x.h (ASM_STABS_OP, BSS_SECTION_ASM_OP): Here. 7375 * config/clipper/clipper.h (TEXT_SECTION_ASM_OP, 7376 DATA_SECTION_ASM_OP): Here. 7377 * config/clipper/clix.h (BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): 7378 Here. 7379 * config/convex/convex.h (TEXT_SECTION_ASM_OP, 7380 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here. 7381 * config/d30v/d30v.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7382 BSS_SECTION_ASM_OP): Here. 7383 * config/fr30/fr30.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7384 BSS_SECTION_ASM_OP): Here. 7385 * config/fx80/fx80.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): 7386 Here. 7387 * config/gmicro/gmicro.h (TEXT_SECTION_ASM_OP, 7388 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here. 7389 * config/h8300/h8300.h (ASM_WORD_OP): Here. 7390 * config/i370/i370.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7391 BSS_SECTION_ASM_OP): Here. 7392 * config/i386/aix386.h (INIT_SECTION_ASM_OP): Here. 7393 * config/i386/bsd.h (ASM_BYTE_OP): Here. 7394 * config/i386/cygwin.h (SET_ASM_OP, INT_ASM_OP): Here. 7395 * config/i386/dgux.h (CONST_SECTION_ASM_OP): Here. 7396 * config/i386/djgpp.h (IDENT_ASM_OP, INT_ASM_OP, SET_ASM_OP): 7397 Here. 7398 * config/i386/freebsd-elf.h (SET_ASM_OP): Here. 7399 * config/i386/freebsd.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP): 7400 Here. 7401 * config/i386/i386-coff.h (CTORS_SECTION_ASM_OP, 7402 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here. 7403 * config/i386/i386-interix.h (STRING_ASM_OP, CONST_SECTION_ASM_OP, 7404 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP, 7405 SET_ASM_OP): Here. 7406 * config/i386/i386elf.h (BSS_SECTION_ASM_OP): Here. 7407 * config/i386/netbsd.h (INT_ASM_OP): Here. 7408 * config/i386/openbsd.h (INT_ASM_OP): Here. 7409 * config/i386/osfrose.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP, 7410 IDENT_ASM_OP): Here. 7411 * config/i386/sco5.h (ALIGN_ASM_OP, ASCII_DATA_ASM_OP, 7412 ASM_BYTE_OP, IDENT_ASM_OP, COMMON_ASM_OP, SET_ASM_OP, 7413 LOCAL_ASM_OP, INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, STRING_ASM_OP, 7414 SKIP_ASM_OP, GLOBAL_ASM_OP): Here. 7415 * config/i386/seq-sysv3.h (SHARED_SECTION_ASM_OP, 7416 SHARED_BSS_SECTION_ASM_OP): Here. 7417 * config/i386/sequent.h (SHARED_SECTION_ASM_OP): Here. 7418 * config/i386/sun386.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP, 7419 DATA_SECTION_ASM_OP): Here. 7420 * config/i386/svr3gas.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, 7421 CONST_SECTION_ASM_OP): Here. 7422 * config/i386/sysv3.h (INIT_SECTION_ASM_OP): Here. 7423 * config/i386/unix.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7424 BSS_SECTION_ASM_OP): Here. 7425 * config/i860/bsd-gas.h (ASCII_DATA_ASM_OP): Here. 7426 * config/i860/bsd.h (ASCII_DATA_ASM_OP): Here. 7427 * config/i860/fx2800.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP, 7428 BSS_ASM_OP): Here, but use trailing spaces. 7429 * config/i860/i860.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP, 7430 DATA_SECTION_ASM_OP): Here. 7431 * config/i860/paragon.h (ASCII_DATA_ASM_OP, BSS_SECTION_ASM_OP): 7432 Here. 7433 * config/i860/sysv3.h (ASCII_DATA_ASM_OP, CTORS_SECTION_ASM_OP, 7434 DTORS_SECTION_ASM_OP, TDESC_SECTION_ASM_OP): Here. 7435 * config/i860/sysv4.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, 7436 TDESC_SECTION_ASM_OP): Here. 7437 * config/i960/i960-coff.h (CTORS_SECTION_ASM_OP, 7438 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here. 7439 * config/i960/i960.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): 7440 Here. 7441 * config/ia64/ia64.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7442 BSS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP, 7443 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, 7444 UNALIGNED_DOUBLE_INT_ASM_OP): Here. 7445 * config/ia64/sysv4.h (ASM_BYTE_OP, STRING_ASM_OP, SKIP_ASM_OP, 7446 COMMON_ASM_OP, ASCII_DATA_ASM_OP, INIT_SECTION_ASM_OP, 7447 FINI_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, 7448 SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Here. 7449 * config/m32r/m32r.h (SCOMMON_ASM_OP): Here. 7450 * config/m68hc11/m68hc11.h (GLOBAL_ASM_OP): Here. 7451 * config/m68k/auxas.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP, 7452 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP, 7453 SET_ASM_OP): Here. 7454 * config/m68k/coff.h (BSS_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, 7455 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here. 7456 * config/m68k/crds.h (BSS_SECTION_ASM_OP): Here. 7457 * config/m68k/dpx2.h (ASM_BYTE_OP, GLOBAL_ASM_OP): Here. 7458 * config/m68k/hp320.h (ASCII_DATA_ASM_OP, GLOBAL_ASM_OP): Here. 7459 * config/m68k/linux.h (BSS_SECTION_ASM_OP): Here. 7460 * config/m68k/lynx.h (BSS_SECTION_ASM_OP): Here. 7461 * config/m68k/m68k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7462 GLOBAL_ASM_OP): Here. 7463 * config/m68k/m68kelf.h (SWBEG_ASM_OP, BSS_ASM_OP, 7464 BSS_SECTION_ASM_OP): Here. 7465 * config/m68k/m68kv4.h (BSS_ASM_OP): Here. 7466 * config/m68k/mot3300.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7467 ASCII_DATA_ASM_OP, SET_ASM_OP, CTORS_SECTION_ASM_OP, 7468 DTORS_SECTION_ASM_OP, GLOBAL_ASM_OP, ASM_BYTE_OP, ALIGN_ASM_OP, 7469 SKIP_ASM_OP): Here. 7470 * config/m68k/newsgas.h (SET_ASM_OP): Here. 7471 * config/m68k/rtemself.h (INIT_SECTION_ASM_OP, 7472 FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here. 7473 * config/m68k/sgs.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP, 7474 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP, 7475 SET_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here, 7476 but use trailing spaces. 7477 * config/m68k/tower-as.h (TEXT_SECTION_ASM_OP, 7478 DATA_SECTION_ASM_OP, GLOBAL_ASM_OP, INIT_SECTION_ASM_OP, 7479 FINI_SECTION_ASM_OP, CONST_SECTION_ASM_OP, BSS_SECTION_ASM_OP): 7480 Here. 7481 * config/m88k/dgux.h (FINI_SECTION_ASM_OP, INIT_SECTION_ASM_OP, 7482 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here. 7483 * config/m88k/m88k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7484 CONST_SECTION_ASM_OP, TDESC_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, 7485 DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, 7486 IDENT_ASM_OP, FILE_ASM_OP, SECTION_ASM_OP, SET_ASM_OP, 7487 GLOBAL_ASM_OP, ALIGN_ASM_OP, SKIP_ASM_OP, COMMON_ASM_OP, 7488 BSS_ASM_OP, FLOAT_ASM_OP, DOUBLE_ASM_OP, INT_ASM_OP, SHORT_ASM_OP, 7489 CHAR_ASM_OP, ASCII_DATA_ASM_OP, SBSS_ASM_OP, SCOMM_ASM_OP, 7490 SDATA_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, INTERNAL_ASM_OP, 7491 VERSION_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, 7492 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP, REQUIRES_88110_ASM_OP, 7493 ASM_BYTE_OP): Here. 7494 * config/m88k/openbsd.h (SET_ASM_OP): Here. 7495 * config/m88k/sysv4.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, 7496 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here. 7497 * config/mcore/mcore-elf.h (UNALIGNED_INT_ASM_OP, 7498 UNALIGNED_SHORT_ASM_OP, CTORS_SECTION_ASM_OP, 7499 DTORS_SECTION_ASM_OP): Here. 7500 * config/mcore/mcore-pe.h (CTORS_SECTION_ASM_OP, 7501 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here. 7502 * config/mips/elf.h (TYPE_ASM_OP, SIZE_ASM_OP, 7503 BSS_SECTION_ASM_OP): Here. 7504 * config/mips/elf64.h (TYPE_ASM_OP, SIZE_ASM_OP): Here. 7505 * config/mips/iris5.h (ABICALLS_ASM_OP): Here. 7506 * config/mips/iris6.h (TYPE_ASM_OP, SIZE_ASM_OP, 7507 POPSECTION_ASM_OP, BSS_SECTION_ASM_OP, CONST_SECTION_ASM_OP_32, 7508 CONST_SECTION_ASM_OP_64, CTORS_SECTION_ASM_OP, 7509 DTORS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here. 7510 * config/mips/mips.c (ABICALLS_ASM_OP): Here. 7511 * config/mips/mips.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): 7512 Here. 7513 * config/mips/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP): 7514 Here. 7515 * config/mips/osfrose.h (SET_ASM_OP): Here. 7516 * config/mips/sni-svr4.h (ABICALLS_ASM_OP): Here. 7517 * config/ns32k/encore.h (SHARED_SECTION_ASM_OP): Here. 7518 * config/ns32k/merlin.h (SHARED_SECTION_ASM_OP): Here. 7519 * config/ns32k/ns32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): 7520 Here. 7521 * config/ns32k/sequent.h (SHARED_SECTION_ASM_OP): Here. 7522 * config/ns32k/tek6000.h (SHARED_SECTION_ASM_OP): Here. 7523 * config/pa/pa-64.h (INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP): Here. 7524 * config/pa/pa.h (ASM_STABS_OP, ASM_STABN_OP): Here. 7525 * config/pj/pj.h (SET_ASM_OP, BSS_SECTION_ASM_OP): Here. 7526 * config/pyr/pyr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): 7527 Here. 7528 * config/romp/romp.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): 7529 Here. 7530 * config/rs6000/rs6000.h (SET_ASM_OP): Here. 7531 * config/rs6000/sol2.h (ASM_STABN_OP): Here. 7532 * config/rs6000/sysv4.h (SKIP_ASM_OP, LOCAL_ASM_OP, LCOMM_ASM_OP): 7533 Here. 7534 * config/sh/sh.h (SET_ASM_OP, BSS_SECTION_ASM_OP, 7535 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here. 7536 * config/sparc/linux.h (COMMON_ASM_OP): Here. 7537 * config/sparc/linux64.h (COMMON_ASM_OP, 7538 UNALIGNED_DOUBLE_INT_ASM_OP): Here. 7539 * config/sparc/litecoff.h (BSS_SECTION_ASM_OP, 7540 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP): Here. 7541 * config/sparc/lynx.h (BSS_SECTION_ASM_OP): Here. 7542 * config/sparc/pbd.h (ASM_INT_OP): Here. 7543 * config/sparc/sp64-elf.h (UNALIGNED_LONGLONG_ASM_OP): Here. 7544 * config/sparc/sparc.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP, 7545 DATA_SECTION_ASM_OP, IDENT_ASM_OP): Here. 7546 * config/sparc/sun4gas.h (UNALIGNED_DOUBLE_INT_ASM_OP, 7547 UNALIGNED_INT_ASM_OP, UNALIGNED_SHORT_ASM_OP): Here. 7548 * config/sparc/sysv4.h (STRING_ASM_OP, COMMON_ASM_OP, SKIP_ASM_OP, 7549 UNALIGNED_DOUBLE_INT_ASM_OP, UNALIGNED_INT_ASM_OP, 7550 UNALIGNED_SHORT_ASM_OP, PUSHSECTION_ASM_OP, POPSECTION_ASM_OP, 7551 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, 7552 CONST_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, 7553 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, 7554 EH_FRAME_SECTION_ASM_OP): Here. 7555 * config/sparc/vxsim.h (COMMON_ASM_OP): Here. 7556 * config/spur/spur.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): 7557 Here. 7558 * config/tahoe/tahoe.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): 7559 Here. 7560 * config/v850/v850.h (SCOMMON_ASM_OP, ZCOMMON_ASM_OP, 7561 TCOMMON_ASM_OP): Here. 7562 * config/vax/vax.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): 7563 Here. 7564 * config/we32k/we32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7565 ASM_BYTE_OP): Here. 7566 75672000-09-25 Richard Henderson <rth@cygnus.com> 7568 7569 * expmed.c (store_bit_field): Adjust last change to not consider 7570 any word-sized field naturally aligned. 7571 75722000-09-24 Richard Henderson <rth@cygnus.com> 7573 7574 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle 7575 TFmode unordered compares properly. Revalidate integer compare 7576 operands. 7577 (alpha_emit_setcc): New. 7578 (alpha_emit_conditional_move): Revalidate integer compare operands. 7579 * config/alpha/alpha-protos.h: Update. 7580 * config/alpha/alpha.md (cmpdi): Allow general operands. 7581 (sne): Use alpha_emit_setcc. 7582 (seq, slt, sle, sgt, sge, sltu, sleu, sgtu, sgeu): Likewise. 7583 (sunordered, sordered): New. 7584 75852000-09-24 Richard Henderson <rth@cygnus.com> 7586 7587 * config/ia64/ia64-protos.h: Update. 7588 * config/ia64/ia64.c (call_multiple_values_operation): Remove. 7589 (ia64_expand_call): New. 7590 (ia64_expand_prologue): Emit an alloc if we need extra input 7591 registers. 7592 (ia64_expand_epilogue): New arg sibcall_p; don't emit the return 7593 instruction if true. 7594 (struct reg_flags): Add is_sibcall. 7595 (rtx_needs_barrier): A sibcall does not use CFM et al. Ignore USEs. 7596 (emit_insn_group_barriers): Set flags.is_sibcall. Remove hacks 7597 for CODE_FOR_gr_spill_internal/CODE_FOR_gr_restore_internal. 7598 * config/ia64/ia64.h (PREDICATE_CODES): Update. 7599 * config/ia64/ia64.md (call): Use ia64_expand_call. 7600 (call_value): Likewise. 7601 (sibcall, sibcall_value): New. 7602 (call patterns): Remove extra expanders; tidy. 7603 (sibcall_epilogue): New. 7604 (set_bsp): Remove the extra USE. Put the operand inside the UNSPEC. 7605 76062000-09-24 Richard Henderson <rth@cygnus.com> 7607 7608 * emit-rtl.c (gen_lowpart_common): Use trunc_int_for_mode. 7609 7610 * sibcall.c (skip_pic_restore): New. 7611 (identify_call_return_value): Use it. 7612 76132000-09-24 Mark Mitchell <mark@codesourcery.com> 7614 7615 * c-tree.texi: Moved here from cp/ir.texi. Documented nested 7616 functions. Generalize to handle both C and C++. 7617 * Makefile.in (c-tree.info): New target. 7618 (info): Add c-tree.info. 7619 7620Sun Sep 24 09:15:48 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 7621 7622 * expr.c (store_field): If BITSIZE is negative, use size of type. 7623 (expand_expr, case COMPONENT_EXPR): Likewise. 7624 7625Sun 24-Sep-2000 11:40:23 BST Neil Booth <NeilB@earthling.net> 7626 7627 * cpplex.c: Update TODO comment. 7628 * cpplib.c (do_error, do_warning): Merge common code of 7629 do_error and do_warning into do_diagnostic. Use it. 7630 (do_diagnostic): New function. 7631 * cpplib.h: Fix comment typo. 7632 76332000-09-24 Joseph S. Myers <jsm28@cam.ac.uk> 7634 7635 * c-common.c (check_format_info): Warn for a wide character string 7636 used as a non-wide format argument. 7637 76382000-09-24 Joseph S. Myers <jsm28@cam.ac.uk> 7639 7640 * builtins.def (BUILT_IN_LLABS): Add. 7641 * builtins.c (expand_builtin): Also abort on BUILT_IN_LLABS. 7642 * c-common.c (c_common_nodes_builtins): Create builtin functions 7643 __builtin_llabs, and plain llabs unless no_nonansi_builtins 7644 outside of C99 mode. 7645 (expand_tree_builtin): Handle BUILT_IN_LLABS. 7646 7647Sat 23-Sep-2000 22:39:18 BST Neil Booth <NeilB@earthling.net> 7648 7649 * cpphash.h (CPP_RESERVE, CPP_PUTS_Q, CPP_PUTS, CPP_PUTC_Q, 7650 CPP_PUTC, DUMMY_TOKEN, NO_DUMMY_TOKEN): Delete. 7651 * cpplex.c (_cpp_expand_token_space, _cpp_init_toklist, 7652 _cpp_free_toklist): No need to worry about extra dummy token 7653 at the start of token lists any more. 7654 (trigraph_ok): Only warn outside comments. 7655 (skip_block_comment): Set and clear lexing_comment. 7656 (skip_line_comment): Take a cpp_reader not cpp_buffer. 7657 Set and clear lexing_comment. 7658 (parse_number): Handle leading '.' indicated by pfile->seen_dot. 7659 (check_long_token): Delete. 7660 (lex_percent, lex_dot): New subroutines of lex_token to 7661 handle lexing of '.' and '%' without lookback. 7662 (lex_token): Use lex_dot and lex_percent. 7663 (lex_line): Don't check for LIST_OFFSET. 7664 (_cpp_init_input_buffer): Update for new _cpp_init_toklist. 7665 * cpplib.c (_cpp_parse_assertion): Similarly. 7666 (cpp_push_buffer): Initialize extra_char. 7667 * cpplib.h (LIST_OFFSET): Delete. 7668 (struct cpp_buffer): New member extra_char. 7669 (struct lexer_state): New members lexing_comment and seen_dot. 7670 76712000-09-23 Jason Merrill <jason@redhat.com> 7672 7673 * config/rs6000/x-aix41 (CLIB): Define here. 7674 * config/rs6000/t-aix43: Not here. 7675 * config/rs6000/t-aix41: Or here. Remove. 7676 * configure.in: Don't use it. 7677 76782000-09-22 Jason Merrill <jason@redhat.com> 7679 7680 * configure.in: Add test for HAVE_LD_DWARF_LINKONCE. 7681 * toplev.c: Use it to initialize flag_eliminate_dwarf2dups. 7682 * config.in: Regenerate. 7683 7684 * configure.in: Fix checks for assembler features when using a 7685 one-tree assembler that has not yet been built. 7686 Fix --disable-threads. 7687 76882000-09-19 Geoff Keating <geoffk@cygnus.com> 7689 7690 * stmt.c (expand_asm_operands): Allow # in constraints. 7691 76922000-09-22 Jason Merrill <jason@redhat.com> 7693 7694 * c-lex.c (skip_white_space): Just treat CRs as horizontal whitespace. 7695 7696 * dbxout.c (dbxout_symbol_name): Just use DECL_NAME for 7697 function-local names. 7698 76992000-09-22 Brad Lucier <lucier@math.purdue.edu> 7700 Mark Mitchell <mark@codesourcery.com> 7701 7702 * toplev.c (warn_disabled_optimization): Declare new warning flag. 7703 * flags.h (warn_disabled_optimization): Add it here. 7704 * gcse.c (gcse_main): Add warning when disabled. 7705 * invoke.texi: Document -Wdisabled-optimization. 7706 77072000-09-21 Jason Merrill <jason@redhat.com> 7708 7709 * dwarf2out.c (add_const_value_attribute): Multiply by length, not 4. 7710 7711 * dwarf2out.c (tree_add_const_value_attribute): New fn. 7712 (gen_variable_die): Call it for non-definitions. 7713 7714 * dwarf2out.c (die_struct): Add die_mark field. 7715 (mark_dies, unmark_dies): New fns. 7716 (clear_die_sizes): Remove. 7717 (print_die): Check die_symbol rather than die_offset. 7718 (build_abbrev_table, output_pubnames, output_aranges): Check 7719 die_mark rather than die_offset. 7720 (output_comp_unit): Move calc_die_sizes after build_abbrev_table. 7721 Call mark_dies. 7722 7723Thu 21-Sep-2000 18:19:05 BST Neil Booth <NeilB@earthling.net> 7724 7725 * cppfiles.c (lookup_include_file): Rename to open_file. 7726 Always create a splay tree value, even on syscall failures. 7727 Negative entries indicated by fd == -2. 7728 Re-open files closed in the meantime. 7729 (_cpp_fake_include): Create a negative splay tree entry. 7730 (find_include_file, cpp_read_file): Update for function name 7731 change. 7732 * gcc.gd/cpp/mi4.c: Testcase. 7733 77342000-09-21 Nick Clifton <nickc@redhat.com> 7735 7736 * config/arm/t-arm-elf (MULTILIB_DIRNAMES): Enable multilibs for 7737 ARM and THUMB modes. 7738 7739 * config/mcore/mcore.c: Fix compile time warnings. 7740 * config/mcore/mcore-protos.h: Fix compile time warnings. 7741 77422000-09-20 J. David Anglin <dave@hiauly1.hia.nrc.ca> 7743 7744 * configure.in: Correct test of gcc_cv_glibc. 7745 * configure: Rebuilt. 7746 * config.in: Rebuilt. 7747 77482000-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 7749 7750 * builtins.c (expand_builtin_fputs): Also expand when length!=1. 7751 (expand_builtin): Handle BUILT_IN_FWRITE. 7752 7753 * builtins.def (BUILT_IN_FWRITE): New entry. 7754 7755 * c-common.c (c_common_nodes_and_builtins): Declare __builtin_fwrite. 7756 7757Wed Sep 20 15:39:14 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 7758 7759 * gcc.c (modify_target): New variable and struct. 7760 (process_command): Handle MODIFY_TARGET_NAME. 7761 * tm.texi (MODIFY_TARGET_NAME): Add documentation for new macro. 7762 * config/pa/pa.h (MODIFY_TARGET_NAME): New macro. 7763 7764 * c-decl.c (finish_decl): Add else's to avoid referencing 7765 TYPE_DOMAIN of an ERROR_MARK. 7766 7767Wed Sep 20 21:44:31 2000 Denis Chertykov <denisc@overta.ru> 7768 7769 * config/avr/avr.c (adjust_insn_length): Adjust lengths of 7770 `reload_in*' insns. 7771 77722000-09-19 Marek Michalkiewicz <marekm@linux.org.pl> 7773 7774 * config/avr/avr.md (neghi2): Add alternative for input and output 7775 operands in different registers, as in negsi2. 7776 (*negsi2): Remove '*' from the name. Use "movw" if available. 7777 77782000-09-19 Jim Wilson <wilson@cygnus.com> 7779 7780 * config/ia64/crtbegin.asm (__dso_handle): Delete use of 7781 HAVE_GAS_HIDDEN macro. 7782 7783Tue 19-Sep-2000 22:38:57 BST Neil Booth <NeilB@earthling.net> 7784 7785 * cpplex.c (lex_line): Drop the EOF token for unknown 7786 directives in assembler. 7787 77882000-09-19 David Edelsohn <edelsohn@gnu.org> 7789 7790 * configure.in: Allow enable_threads_flag value of "aix". Define 7791 thread_file as "aix" for AIX 4.3 and above. 7792 * configure: Regenerated. 7793 7794 * gthr-aix.h: New file. 7795 7796 * rs6000/t-aix43: Replace soft-float multilib with pthread. 7797 Remove 403 processor multilib match. Fix rios2 processor multilib 7798 match. 7799 7800 * rs6000/aix.h (ASM_DECLARE_FUNCTION_NAME): Use function_section 7801 to return to appropriate csect. 7802 78032000-09-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 7804 7805 * builtins.c (is_valid_printf_arglist, expand_builtin_printf): New 7806 functions. 7807 (expand_builtin_fputs): Set `target' parameter for `expand_expr'. 7808 (expand_builtin): Handle BUILT_IN_PUTCHAR, BUILT_IN_PUTS and 7809 BUILT_IN_PRINTF. 7810 7811 * builtins.def (BUILT_IN_PUTCHAR, BUILT_IN_PUTS, BUILT_IN_PRINTF): 7812 New entries. 7813 7814 * c-common.c (init_function_format_info): Handle __builtin_printf. 7815 Set `check_function_format_ptr'. 7816 (c_common_nodes_and_builtins): Set `puts_ftype' and 7817 `printf_ftype'. Declare __builtin_putchar, __builtin_puts, 7818 __builtin_printf and printf. 7819 7820 * tree.c, tree.h (check_function_format_ptr): Declare. 7821 7822Tue 19-Sep-2000 18:26:57 BST Neil Booth <NeilB@earthling.net> 7823 7824 * cppfiles.c (read_include_file): Take no special action for 7825 zero-length files. 7826 78272000-09-19 Bernd Schmidt <bernds@redhat.co.uk> 7828 7829 * final.c (insn_current_reference_address): Use INSN_SHUID of seq 7830 rather than that of branch. 7831 (shorten_branches): Don't increment insn_current_address twice. 7832 7833 Undo most of the Wed Jan 27 23:39:53 1999 patch: 7834 * loop.h (struct induction): Delete members derived, ix and last_use. 7835 (struct loop_ivs): Delete members first_increment_giv and 7836 last_increment_giv. 7837 * loop.c (verify_dominator, find_life_end, cmp_recombine_givs_stats, 7838 recombine_givs): Delete functions. 7839 (find_and_verify_loops): Don't initialize cont_dominator. 7840 (strength_reduce): Lose code to try to find bivs that can be 7841 expressed as givs of another biv, and to convert biv increments 7842 into givs. 7843 Lose loop_scan_start variable, always use loop->scan_start. 7844 Don't call recombine_givs. Don't handle derived givs. 7845 (record_giv): Don't initialize derived and last_use fields. 7846 (biv_eliminiation_giv_has_0_offset): Lose code to handle derived 7847 givs. 7848 * unroll.c (derived_regs): Delete static variable. 7849 (unroll_loop): Don't initialize it. 7850 (copy_loop_body): Lose code to handle derived givs. 7851 (find_splittable_givs): Don't check for givs made from biv 7852 increments. 7853 Don't set derived_regs. 7854 7855 Fix misapplied earlier patch: 7856 * config/sh/sh.md (floatsisf_ie): Reenable. Remove explicit reference 7857 to fpul. 7858 (floatsisf2): Generate floatsisf_ie by default. 7859 (floatsisf_i4): Conditional on TARGET_SH4. 7860 7861 (floatsisf2, floatsidf2, extendsfdf2): Also use reg_no_subreg_operand 7862 predicate for the expanders. 7863 78642000-09-19 Richard Henderson <rth@cygnus.com> 7865 7866 * config/i386/i386.h (CPP_CPU_SPEC): Define i586 and i686 symbols 7867 in addition to pentium and pentiumpro symbols. 7868 (CPP_CPU_DEFAULT_SPEC): Likewise. 7869 7870 * c-typeck.c (c_expand_asm_operands): Restore the output tree 7871 after expanding. 7872 7873 * stmt.c (expand_expr_stmt): Only call warn_if_unused_value 7874 if the tree has side effects. 7875 (warn_if_unused_value): Do not warn about void constructs. 7876 7877 * c-decl.c (poplevel): Invoke warn_about_unused_variables. 7878 7879 * unroll.c (copy_loop_body): Update LABEL_NUSES before 7880 calling invert_jump. 7881 78822000-09-18 Geoff Keating <geoffk@cygnus.com> 7883 7884 * combine.c (can_combine_p): Don't substitute an ASM_OPERANDS 7885 into anything. 7886 78872000-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 7888 7889 * Makefile.in (c-common.o): Depend on diagnostic.h. 7890 7891 * c-common.c: Include diagnostic.h. 7892 (tfaff): Delete. 7893 (status_warning): New function. 7894 (check_format_info, maybe_read_dollar_number, check_format_types, 7895 finish_dollar_format_checking, check_function_format): Accept a 7896 `status' parameter. All callers changed. 7897 7898 * c-common.h (check_function_format): Accept a `status' parameter. 7899 7900 * c-typeck.c: Update call to `check_function_format'. 7901 79022000-09-18 Richard Henderson <rth@cygnus.com> 7903 7904 * c-decl.c (c_expand_body): Call mark_varargs before 7905 expand_function_start. 7906 79072000-09-18 Geoff Keating <geoffk@cygnus.com> 7908 7909 * config/rs6000/eabi-cn.asm: Use /**/ to delimit comments, not #. 7910 * config/rs6000/eabi-ci.asm: Likewise. 7911 79122000-09-18 Richard Henderson <rth@cygnus.com> 7913 7914 * emit-rtl.c (init_emit_once): Initialize const_tiny_rtx 7915 for BImode. 7916 79172000-09-18 Jim Wilson <wilson@cygnus.com> 7918 7919 * unroll.c (loop_iterations): Pass increment to extend_for_giv_value 7920 before passing it to fold_rtx_mult_add. 7921 7922 * unroll.c (final_giv_value): Pass increment through 7923 extend_value_for_giv before passing it to emit_iv_add_mult. 7924 7925 * function.c (fixup_var_refs_1, case ZERO_EXTRACT): If we have a 7926 paradoxical subreg, then directly substitute the replacement and 7927 return. 7928 7929Mon 18-Sep-2000 22:12:44 BST Neil Booth <NeilB@earthling.net> 7930 7931 * cpp.texi: Update documentation, including some clarifications, 7932 the treatment of various newline combinations, and space between 7933 backslash and newline. 7934 7935Mon Sep 18 21:00:47 2000 J"orn Rennecke <amylaar@redhat.co.uk> 7936 7937 * sdbout.c (PUT_SDB_DEF, PUT_SDB_TAG, PUT_SDB_EPILOGUE_END): 7938 Replace ASM_OUTPUT_LABELREF with assemble_name. 7939 7940Mon Sep 18 20:26:50 2000 J"orn Rennecke <amylaar@redhat.co.uk> 7941 7942 * sh.c (addsubcosts): CONST is not cheap. 7943 (find_barrier): For Sh1, take alignment after jumps into account. 7944 79452000-09-15 Andrew Haley <aph@redhat.com> 7946 7947 * toplev.c (rest_of_compilation): Call purge_hard_subreg_sets to 7948 remove all SETs of SUBREGs of hard registers. 7949 * function.c (purge_hard_subreg_sets): New function. 7950 (purge_single_hard_subreg_set): New function. 7951 * rtl.h: (purge_hard_subreg_sets): New function. 7952 79532000-09-18 Richard Henderson <rth@cygnus.com> 7954 7955 * config/ia64/ia64-protos.h: Update. 7956 * config/ia64/ia64.c (signed_inequality_operator): New. 7957 (ia64_expand_compare): New. 7958 (ia64_register_move_cost): Handle PR_REGS moves. 7959 (ia64_secondary_reload_class): Require a GR when moving to a PR. 7960 (struct reg_write_state): Add written_by_and/or. 7961 (struct reg_flags): Add is_and/or. 7962 (rws_update): Set them. 7963 (rws_access_regno): Test them to allow parallel comparisons. 7964 (rtx_needs_barrier): Recognize parallel comparisons. 7965 (emit_insn_group_barriers): Set prev_insn after a call stop bit. 7966 Call recog_memoized; ignore pred_rel_mutex. 7967 (emit_predicate_relation_info): Don't call find_basic_blocks here. 7968 (ia64_reorg): Do it here instead. 7969 * config/ia64/ia64.h: s/CCmode/BImode/g 7970 (MODES_TIEABLE_P): Don't tie BImode. 7971 (PREFERRED_RELOAD_CLASS): Do not reload operations into AR regs. 7972 (CONST_COSTS): Pick sensible values for CONST_INT based on context. 7973 (RTX_COSTS): Make multiply 4 insns. 7974 (MEMORY_MOVE_COST): New. 7975 (PREDICATE_CODES): Update. 7976 * config/ia64/ia64.md: s/CCmode/BImode/g 7977 (movcci, movbi): New. 7978 (andbi3, andcmbi3, iorbi3, iorcmbi3, one_cmplbi2): New. 7979 (cmpsi_and_0, cmpsi_and_1, cmpsi_andnot_0, cmpsi_andnot_1): New. 7980 (cmpdi_and_0, cmpdi_and_1, cmpdi_andnot_0, cmpdi_andnot_1): New. 7981 (tbit_and_0, tbit_and_1, tbit_and_2, tbit_and_3): New. 7982 (cmpsi_or_0, cmpsi_or_1, cmpsi_orcm_0, cmpsi_orcm_1): New. 7983 (cmpdi_or_0, cmpdi_or_1, cmpdi_orcm_0, cmpdi_orcm_1): New. 7984 (tbit_or_0, tbit_or_1, tbit_or_2, tbit_or_3): New. 7985 (mulsi, muldi): Use xmpy not xma. 7986 (cmpbi): New. 7987 (movcc, movcc_internal): Remove. 7988 (branch expanders): Use ia64_expand_compare. 7989 (setcc expanders): Likewise. 7990 (cmov insns): Use move_operand and ia64_move_ok. 7991 (pred_rel_mutex): Use unspec not unspec_volatile. Prevent the 7992 scheduler from moving it past a use. 7993 * config/ia64/build.hacks: Remove. 7994 7995Mon 18-Sep-2000 19:21:35 BST Neil Booth <NeilB@earthling.net> 7996 7997 * cpphash.h (HASHSTEP): Take character rather than pointer 7998 to character. 7999 (_cpp_check_directive, _cpp_check_linemarker): Update prototypes. 8000 8001 * cpphash.c (cpp_loookup): Update for new HASHSTEP. 8002 8003 * cpplex.c (auto_expand_name_space, trigraph_replace, 8004 backslash_start, handle_newline, parse_name, INIT_TOKEN_STR, 8005 IMMED_TOKEN, PREV_TOKEN_TYPE, PUSH_TOKEN, REVISE_TOKEN, 8006 BACKUP_TOKEN, BACKUP_TRIGRAPH, MIGHT_BE_DIRECTIVE, 8007 KNOWN_DIRECTIVE): Delete. 8008 8009 (handle_newline, check_long_token, skip_escaped_newlines, 8010 unterminated): New functions. 8011 (ACCEPT_CHAR, SAVE_STATE, RESTORE_STATE): New macros. 8012 8013 (parse_identifier): Was parse_name, new implementation. 8014 (skip_line_comment, skip_block_comment, skip_whitespace, 8015 parse_number, parse_string, trigraph_ok, save_comment, 8016 adjust_column, _cpp_get_line): New implementations. 8017 8018 (lex_token): New function. Lexes a token at a time, looking 8019 forwards. Contains most of the guts of the old lex_line. 8020 (lex_line): New implementation, using lex_token to obtain 8021 individual tokens. 8022 (cpp_scan_buffer): Use the token's line, not the list's line. 8023 8024 * cpplib.c (_cpp_check_directive, _cpp_check_linemarker): 8025 New implementations. 8026 (do_assert): Don't bother setting the answer's list's line. 8027 (cpp_push_buffer): Initialize new pfile and read_ahead members 8028 of struct cpp_buffer. 8029 8030 * cpplib.h (cppchar_t): New typedef. 8031 (struct cpp_buffer): read_ahead, pfile and col_adjust are 8032 new members. 8033 (struct lexer_state): New structure that determines the state 8034 and behavior of the lexer. 8035 (IN_DIRECTIVE, KNOWN_DIRECTIVE): New macros. 8036 (struct cpp_reader): New member "state". Rename 8037 multiline_string_line and multiline_string_column. Delete 8038 col_adjust, in_lex_line members. 8039 (CPP_BUF_COLUMN): Update. 8040 80412000-09-18 Richard Henderson <rth@cygnus.com> 8042 8043 * combine.c (simplify_comparison): Shift a NOT out of a single 8044 bit test. 8045 8046 * combine.c (if_then_else_cond): Canonicalize BImode true to 8047 STORE_FLAG_VALUE. 8048 * explow.c (trunc_int_for_mode): Likewise. 8049 8050 * combine.c (combine_simplify_rtx): Use gen_unary to distribute 8051 the NOT for De Morgan's rule. 8052 * simplify-rtx.c (simplify_unary_operation): Simplify a BImode NOT 8053 of a comparison to the reverse comparison. 8054 8055 * combine.c (try_combine): Allow split to create a single insn. 8056 8057 * machmode.def: Add BImode. Add a column for bitsize. 8058 * machmode.h (DEF_MACHMODE): Adjust for extra column. 8059 (GET_MODE_BITSIZE): Use it. 8060 * rtl.c (DEF_MACHMODE): Adjust for extra column. 8061 (mode_bitsize): New. 8062 (mode_mask_array): Use bitsize. 8063 * combine.c (combine_simplify_rtx): Require inner and outer 8064 modes to match on nonzero_bits optimizations. 8065 80662000-09-18 Bernd Schmidt <bernds@redhat.co.uk> 8067 8068 * reload1.c (forget_old_reloads_1): If a hard reg is stored, clear 8069 its entry in spill_reg_store. 8070 * config/sh/lib1funcs.ams (movstr_i4 functions): Always compile in. 8071 * sh.c (reg_no_subreg_operand): New function. 8072 * sh-protos.h (reg_no_subreg_operand): Declare it. 8073 * sh.h (PREDICATE_CODES): Add it. 8074 * sh.md (floatsisf2_i4, floatsidf2_i, extendsfdf2_i4): Use it for 8075 input operand that needs to be in fpul. 8076 (fix_truncsfsi2, fix_truncsfsi2_i4): Use register_operand for output. 8077 * sh.c (find_barrier): Take into account that machine_dependent_reorg 8078 might add new insns. 8079 80802000-09-18 Alexandre Oliva <aoliva@redhat.com> 8081 8082 * config/sh/sh.c (sh_expand_prologue): Mark GOTaddr2picreg as 8083 MAYBE_DEAD. 8084 (sh_expand_epilogue): Take the PIC register into account when 8085 computing the frame size. 8086 8087 * config/sh/sh.c (nonpic_symbol_mentioned_p): Check LABEL_REFs. 8088 * config/sh/sh.md (sym_label2reg, symPLT_label2reg): Protect 8089 LABEL_REFs with a PIC-safe unspec. 8090 80912000-09-18 Joseph S. Myers <jsm28@cam.ac.uk> 8092 8093 * c-common.c (check_format_info): Properly save the argument 8094 number and parameter for $ operand number formats in case width 8095 and precision arguments are also used. Allow printf width and 8096 precision arguments to have operand numbers even if none was 8097 specified for the main format, since this is OK for %*.*m. Only 8098 object to missing $ operand number if the format used requires an 8099 argument. 8100 81012000-09-18 Joseph S. Myers <jsm28@cam.ac.uk> 8102 8103 * c-common.c (format_char_info): Add 'W' flag to comment. 8104 (print_char_table, scan_char_table): Use it. 8105 (check_format_info): Use the 'W' flag to determine whether a 8106 format argument is written into. 8107 81082000-09-18 Joseph S. Myers <jsm28@cam.ac.uk> 8109 8110 * c-common.c (check_format_types): Reorganize and clean up, 8111 checking earlier for ERROR_MARKs and making cur_type into its 8112 TYPE_MAIN_VARIANT where convenient. 8113 81142000-09-18 Joseph S. Myers <jsm28@cam.ac.uk> 8115 8116 * gcc.c (cpp_options): Add specs for __STDC_HOSTED__. 8117 81182000-09-18 Bernd Schmidt <bernds@redhat.co.uk> 8119 8120 * optabs.c (emit_libcall_block): Set CONST_CALL_P for the call. 8121 8122 * i386-protos.h (ix86_init_builtins, ix86_expand_builtin): Declare. 8123 * i386.c (struct builtin_description): New. 8124 (bdesc_comi, bdesc_2arg, bdesc_1arg): New arrays. 8125 (mmx_reg_operand): Declare MODE arg as unused. 8126 (ix86_expand_sse_comi, ix86_expand_sse_compare, safe_vector_operand, 8127 ix86_expand_unop1_builtin, ix86_expand_unop_builtin, 8128 ix86_expand_binop_builtin, ix86_expand_store_builtin, 8129 ix86_init_builtins, ix86_expand_builtin): New functions. 8130 * i386.h (ix86_builtins): New enumeration. 8131 (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): New macros. 8132 * i386.md (attr length_immediate): 0 for mmx/sse types. 8133 (attr prefix_0f): 1 for mmx/sse types. 8134 (setcc_2): Remove "*" so we get gen_setcc_2. 8135 (emms): Account for changed register numbering. Set "memory" attr 8136 to unknown. 8137 (sfence): Set "memory" attr to unknown. 8138 81392000-09-18 Andreas Jaeger <aj@suse.de> 8140 8141 * configure.in: Define _GNU_SOURCE only when using the GNU C 8142 Library. 8143 * configure: Regenerated. 8144 * config.in: Regenerated. 8145 81462000-09-17 Mark Mitchell <mark@codesourcery.com> 8147 8148 * cppinit.c (cpp_init): Don't use ANSI prototypes. 8149 * flow.c (flow_dump_loop): Likewise. 8150 (flow_loops_dump): Likewise. 8151 8152 * c-typeck.c (c_start_case): Fix typo. 8153 81542000-09-17 Joseph S. Myers <jsm28@cam.ac.uk> 8155 8156 * c-decl.c (grokdeclarator): Don't give a warning about defaulting 8157 to int for plain complex which defaults to complex double. Do 8158 warn about defaulting to complex double if pedantic. Warn about 8159 complex integer types if pedantic. Warn about complex types if 8160 pedantic and not in C99 mode. 8161 * c-typeck.c (build_unary_op): If pedantic, warn about use of ~ 8162 for complex conjugation. 8163 81642000-09-17 Joseph S. Myers <jsm28@cam.ac.uk> 8165 8166 * contrib.texi: Update my entry. 8167 8168Sun Sep 17 18:48:32 2000 Denis Chertykov <denisc@overta.ru> 8169 8170 * config/avr/avr.md (mcu_enhanced): New attribute. 8171 (mcu_mega): Likewise. 8172 (extendhisi2): Use mcu_enhanced. 8173 (zero_extendhisi2): Likewise. 8174 (call_insn): Use mcu_enhanced and mcu_mega. 8175 (call_value_insn): Likewise. 8176 (*sbrx_branch): Use mcu_mega. 8177 (*sbrx_and_branchsi): Likewise. 8178 (*sbrx_and_branchhi): Likewise. 8179 (*tablejump_lib): Likewise. 8180 8181Sun Sep 17 10:46:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 8182 8183 * alias.c (true_dependence): Allow non-unchanging read to conflict 8184 with unchanging write. 8185 8186 * expr.c (store_constructor_field): Accept ALIAS_SET arg. 8187 (store_constructor): Pass alias_set to it. 8188 8189 * c-decl.c (grokdeclarator): Reorder tests to avoid looking at 8190 TYPE_MAIN_VARIANT of ERROR_MARK. 8191 * c-lex.c (readescape): Avoid using printf syntax we don't recognize. 8192 8193 * simplify-rtx.c (simplify_unary_operation): Add cases 8194 FLOAT_EXTEND and FLOAT_TRUNCATE to ones that return 0. 8195 81962000-09-17 Bernd Schmidt <bernds@redhat.co.uk> 8197 8198 * expr.h (emit_library_call, emit_library_call_value): Delete 8199 declarations. 8200 * rtl.h (enum libcall_type): New. 8201 (emit_library_call, emit_library_call_value): Change fn_type arg to 8202 be of type enum libcall_type. 8203 * calls.c: Likewise for the function definitions. Several callers 8204 throughout changed to use the new enumeration appropriately. 8205 (emit_library_call_value_1): Likewise. Put back code to make libcall 8206 blocks of equal form, but only use it for the two new higher 8207 enumeration values. 8208 82092000-09-16 Mark Mitchell <mark@codesourcery.com> 8210 8211 Convert the C front-end to use function-at-a-time mode. 8212 * c-common.h: Include splay-tree.h. 8213 (C_DECLARED_LABEL_FLAG): New macro. 8214 (struct language_function): Add x_scope_stmt_stack and 8215 x_function_name_declared_p. 8216 (RECHAIN_STMTS): Move definition. 8217 (lang_statement_code_p): Likewise. 8218 (lang_expand_stmt): Likewise. 8219 (lang_expand_decl_stmt): New variable. 8220 (lang_expand_function_end): Likewise. 8221 (current_scope_stmt_stack): New function. 8222 (add_decl_stmt): Likewise. 8223 (add_scope_stmt): Likewise. 8224 (mark_stmt_tree): Likewise. 8225 (struct c_lang_decl): New structure. 8226 (DECL_SAVED_TREE): Define. 8227 (c_mark_lang_decl): New function. 8228 (c_expand_start_cond): Change prototype. 8229 (c_finish_then): New function. 8230 (c_finish_else): Likewise. 8231 (current_function_name_declared): Remove. 8232 (set_current_function_name_declared): Likewise. 8233 (mark_c_language_function): Declare. 8234 (case_compare): Likewise. 8235 (c_add_case_label): Likewise. 8236 (c_expand_expr): Likewise. 8237 (c_safe_from_p): Likewise. 8238 * c-common.c (lang_expand_function_end): New variable. 8239 (struct if_elt): Add if_stmt. 8240 (c_expand_start_cond): Add the if-statement to the statement-tree, 8241 rather than generating RTL. 8242 (c_finish_then): New function. 8243 (c_expand_start_else): Don't generate RTL. 8244 (c_finish_else): New function. 8245 (c_expand_expr_stmt): Don't generate RTL. 8246 (statement_code_p): Add SCOPE_STMT. 8247 (case_compare): New function. 8248 (c_add_case_label): Likewise. 8249 (mark_stmt_tree): Likewise. 8250 (c_mark_lang_decl): Likewise. 8251 (mark_c_language_function): Likewise. 8252 (c_expand_expr): Likewise. 8253 (c_safe_from_p): Likewise. 8254 * c-decl.c (c_stmt_tree): New variable 8255 (c_scope_stmt_stack): Likewise. 8256 (c_function_name_declared_p): Likewise. 8257 (lang_expand_expr_stmt): Remove. 8258 (poplevel): Don't call output_inline_function for nested 8259 functions. 8260 (pushdecl): Don't set DECL_CONTEXT for a local declaration of an 8261 `extern' function. 8262 (redeclaration_error_message): Change means of computing whether 8263 or not a function is nested. 8264 (lookup_label): Don't call label_rtx. 8265 (init_decl_processing): Add more GC roots. 8266 (start_decl): Add DECL_STMTs to the statement-tree, rather than 8267 calling rest_of_decl_compilation. 8268 (finish_decl): Don't call expand_decl. 8269 (store_parm_decls): Begin the statement-tree, but don't generate 8270 RTL. 8271 (finish_function): Tie off the statement-tree. Call c_expand_body 8272 if appropriate. 8273 (c_expand_body): New function. 8274 (push_c_function_context): Save more information. 8275 (pop_c_function_contxt): Likewise. 8276 (copy_lang_decl): Now that we use DECL_LANG_SPECIFIC, copy it. 8277 (lang_mark_tree): Mark it. 8278 (current_stmt_tree): Adjust. 8279 (current_scope_stmt_stack): New function. 8280 (do_case): Remove. 8281 (set_current_name_declared): Likewise. 8282 (c_begin_compound_stmt): Define. 8283 (c_expand_decl_stmt): Likewise. 8284 * c-lang.c: Include rtl.h and expr.h. 8285 (lang_init): Set more language-specific hooks. 8286 * c-lex.c: Include expr.h. 8287 * c-parse.in: Changes throughout to add statements to the 8288 statement-tree, rather than generating RTL after every statement. 8289 * c-semantics.c (lang_expand_decl_stmt): Define. 8290 (add_decl_stmt): New function. 8291 (add_scope_stmt): Likewise. 8292 (finish_stmt_tree): Tweak. 8293 (genrtl_expr_stmt): Likewise. 8294 (genrtl_decl_stmt): Handle local labels, and call 8295 lang_expand_decl_stmt if required. 8296 (genrtl_for_stmt): Fix line-number handling. 8297 (genrtl_case_label): Handle cleanups. 8298 (genrtl_asm_stmt): Don't call combine_strings. 8299 (genrtl_compound_stmt): Simplify. 8300 (expand_stmt): Handle SCOPE_STMTs. 8301 * c-tree.h (struct lang_decl): New structure. 8302 (C_DECLARED_LABEL_FLAG): Remove. 8303 (c_begin_compound_stmt): Declare. 8304 (c_expand_decl_stmt): Likewise. 8305 (c_expand_start_case): Rename to c_start_case. 8306 (c_finish_case): New function. 8307 * c-typeck.c (start_init): Tweak setting of 8308 constructor_incremental. 8309 (c_expand_asm_operands): Tweak error-handling. Add to the 8310 statement-tree. 8311 (c_expand_return): Add to the statement-tree. 8312 (c_expand_start_case): Rename to ... 8313 (c_start_case): ... this. 8314 (struct c_switch): New type. 8315 (switch_stack): New variable. 8316 (do_case): Simplify. 8317 (c_finish_case): New function. 8318 * dependence.c: Include expr.h. 8319 (enum dependence_type): Change spelling of enumerals. 8320 (check_node_dependence): Adjust. 8321 * expr.h (lang_safe_from_p): Declare. 8322 (safe_from_p): Likewise. 8323 * expr.c (lang_safe_from_p): New variable. 8324 (safe_from_p): Give it external linkage. Use lang_safe_from_p. 8325 * stmt.c (expand_expr_stmt): Avoid clobberring of last_expr_type. 8326 * toplev.c (rest_of_decl_compilation): Robustify. 8327 * tree.c (contains_placeholder_p): Likewise. 8328 * Makefile.in: Update dependencies. 8329 * objc/objc-act.h: Adjust calculation of value for dummy_tree_code. 8330 * objc/objc-act.c: Include rtl.h, expr.h, and c-common.h. 8331 (objc_expand_function_end): New function. 8332 (finish_method_def): Use it. 8333 (init_objc): Initialize more language-specific hooks. 8334 * objc/Make-lang.in: Update dependencies. 8335 83362000-09-16 Geoffrey Keating <geoffk@cygnus.com> 8337 8338 * configure.in: Define macros that affect features before 8339 testing for features. Don't define _XOPEN_SOURCE. 8340 * configure: Regenerated. 8341 * config.in: Regenerated. 8342 8343Sat Sep 16 19:42:50 EDT 2000 John Wehle (john@feith.com) 8344 8345 * rtlanal.c (rtx_varies_p): Volatile asms vary. 8346 (rtx_unstable_p): Restructure code. Volatile asms 8347 are unstable. 8348 8349Sat Sep 16 14:35:55 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 8350 8351 * function.h (no_debugging_symbols): New field. 8352 * integrate.c (save_for_inline): Renamed from save_for_inline_nocopy. 8353 Initialize no_debugging_symbols. 8354 (output_inline_function): Save and restore write_symbols and set from 8355 no_debugging_symbols. 8356 * toplev.c (rest_of_compilation): Call save_for_inline. 8357 * tree.h: Update comment. 8358 8359 * stor-layout.c (place_field): Don't do anything if field or 8360 its type are ERROR_MARK. 8361 8362Sat Sep 16 19:14:00 2000 Laurynas Biveinis <lauras@softhome.net> 8363 8364 * cppfiles.c (purge_cache): Use munmap only if MMAP_THRESHOLD defined. 8365 (read_include_file): Ensure inc->mmaped is initialized. 8366 83672000-09-16 Richard Henderson <rth@cygnus.com> 8368 8369 * cppiles.c (purge_cache): Use PTR not caddr_t. 8370 83712000-09-16 Hans-Peter Nilsson <hp@axis.com> 8372 8373 * gcc.c: In description for %{<S}, say the option removed is -S. 8374 * invoke.texi (Spec Files): Ditto. 8375 83762000-09-16 Andreas Jaeger <aj@suse.de> 8377 8378 * configure.in: Always define _GNU_SOURCE to make interfaces 8379 visible that were hidden by only defining _GNU_SOURCE. 8380 * configure: Regenerated. 8381 8382Sat 16-Sep-2000 08:13:45 BST Neil Booth <NeilB@earthling.net> 8383 8384 * cpplex.c (push_macro_context): Set an argument's level after 8385 calling parse_args. We could loop infinitely otherwise. 8386 83872000-09-15 Tom Tromey <tromey@cygnus.com> 8388 8389 * configure, config.in: Rebuilt. 8390 * configure.in: Check for iconv.h. Define _XOPEN_SOURCE. 8391 83922000-09-15 Greg McGary <greg@mcgary.org> 8393 8394 * cppmacro.c (check_trad_stringification): Check token 8395 text pointers against limit before dereferencing. 8396 83972000-09-15 Joseph S. Myers <jsm28@cam.ac.uk> 8398 8399 * c-common.c (format_wanted_type): New structure. 8400 (check_format_types): New function. 8401 (check_format_info): Pass all checking of types of format 8402 arguments, including width and precision arguments, to this new 8403 function. 8404 84052000-09-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 8406 8407 * BUGS: Remove file. 8408 84092000-09-15 Jakub Jelinek <jakub@redhat.com> 8410 8411 * config/alpha/alpha.c (override_options): ev6 cache latencies 8412 from Richard Henderson. Don't allow -mmemory-latency=L0. 8413 8414 * config/alpha/alpha.h (TARGET_CPU_EV5, TARGET_CPU_EV6): Define. 8415 (TARGET_OPTIONS): Add tune=. 8416 (alpha_tune_string): Declare. 8417 * config/alpha/alpha.c (override_options): Add cpu_table. 8418 Use alpha_cpu_string first to set both alpha_cpu and target_flags 8419 and then alpha_tune_string to set alpha_cpu only. 8420 Replace tests for PROCESSOR_EV* with TARGET_CPU_EV* tests. 8421 * config/alpha/elf.h (ASM_FILE_START): Likewise. 8422 * config/alpha/osf.h (ASM_FILE_START): Likewise. 8423 * config/alpha/openbsd.h (ASM_FILE_START): Likewise. 8424 8425Fri Sep 15 19:45:55 MET DST 2000 Jan Hubicka <jh@suse.cz> 8426 8427 * i386-protos.h (no_comparison_operator, uno_comparison_operator): 8428 Remove. 8429 (ix86_comparison_operator, ix86_cc_mode): Declare 8430 * i386.h (CCGC, CCGCO): New modes. 8431 (SELECT_CC_MODE): Move offline to .... 8432 * i386.c (ix86_cc_mode): .... here; use new modes. 8433 (ix86_comparison_operator): New. 8434 (fcmov_comparison_operator): Ensure proper mode. 8435 (put_condition_mode): More sanity checking. 8436 (ix86_match_ccmode): Handle new modes. 8437 (ix86_expand_fp_compare): GEU requires CCmode. 8438 (ix86_expand_strlensi_unroll_1): Use emit_cmp_and_jump_insn instead of 8439 doing it by hand. 8440 * i386.md (cmp?i_ccz_1): Remove 8441 (cmp?i_ccno_1): Use ix86_match_ccmode. 8442 (cmp?i_minus_1): New. 8443 (cmpsi_1): New expander. 8444 (cmpqi_ext_1): Use match_ccmode 8445 (cmpqi_ext_3): New expander. 8446 (cmpqi_ext_3_insn): Rename from cmpqi_ext_3. 8447 (cmpqi_ext_4): Use match_ccmode. 8448 (add?i_?): Use match_ccmode. 8449 (add?i_6): New. 8450 (test?i_ccz_1): Remove 8451 (test?i_1): New. 8452 (testsi_ccno_1, testqi_ccz_1, testqi_ext_ccno_0): New expander. 8453 (testqi_ext_0): Use ix86_match_ccmode. 8454 (*xorqi_cc_ext_1): Use ix86_match_ccmode. 8455 (xorqi_cc_ext_1): New expander. 8456 (shift patterns): Use CCGOCmode for all shifts except for sar. 8457 (setcc_?, jcc_?, miv?icc_nic): Use ix86_comparison_operator. 8458 (setcc_3, jcc_3, miv?icc_c): Remove. 8459 84602000-09-15 Will Cohen <wcohen@redhat.com> 8461 8462 * dwarf2out.c (add_const_value_attribute): Changed array into a 8463 xmalloced object, so it exists after function exit. 8464 (free_AT): Added case for dw_val_class_float to free allocated 8465 memory. 8466 84672000-09-15 Kazu Hirata <kazu@hxi.com> 8468 8469 * config/i386/i386.md: Fix a comment typo. 8470 * gcc.c: Fix formatting. 8471 84722000-09-15 Bernd Schmidt <bernds@redhat.co.uk> 8473 8474 * optabs.c (emit_libcall_block): If target is a user variable, 8475 copy to a temporary first. 8476 * expr.c (convert_move): When generating a libcall, make a libcall 8477 block. 8478 * calls.c (emit_library_call_value_1): Don't create a libcall 8479 sequence here; our caller will in most cases do it. 8480 8481 * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Handle moving T, MACL or 8482 MACH into FPUL. 8483 (SECONDARY_OUTPUT_RELOAD_CLASS): Similar case. 8484 * sh.md (reload_outsf): Generate recognizable patterns for 8485 TARGET_SH3E. 8486 (floatsisf2, floatsisf2_ie, floatsisf2_i4, fix_truncsfsi2, 8487 fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i, fix_truncdfsi2, 8488 fix_truncdfsi2_i, extendsfdf2, extendsfdf2_i4, truncdfsf2, 8489 truncdfsf2_i4): Change not to use explicit references to fpul. 8490 (floatsisf2_ie): Remove USE of fpscr. 8491 (floatsisf2): Change default expansion to match this. 8492 (fix_truncsfsi2_i4_2, fix_truncdfsi2_i4 & splitters): Comment out 8493 unused patterns. 8494 84952000-09-15 Richard Henderson <rth@cygnus.com> 8496 8497 * expmed.c (store_bit_field): Consider naturally aligned 8498 memory for direct reference. 8499 85002000-09-15 Richard Henderson <rth@cygnus.com> 8501 8502 * config/alpha/alpha.c (alpha_expand_unaligned_load): Force all 8503 AND addresses into alias set 0. 8504 (alpha_expand_unaligned_store): Likewise. 8505 (alpha_expand_unaligned_load_words): Likewise. 8506 (alpha_expand_unaligned_store_words): Likewise. 8507 85082000-09-15 Bernd Schmidt <bernds@redhat.co.uk> 8509 8510 * config/sh/sh.h (CPP_SPEC): For -m4-nofpu, define __SH4_NOFPU__. 8511 * config/sh/lib1funcs.asm (movstr_i4): Also compile if __SH4_NOFPU__ 8512 is defined. 8513 * config/mips/mips.c (mips_va_arg): Args passed by reference have a 8514 rsize of UNITS_PER_WORD. 8515 8516Fri 15-Sep-2000 06:49:07 BST Neil Booth <NeilB@earthling.net> 8517 8518 * cpplex.c (ON_REST_ARG): Correct the test. 8519 (maybe_paste_with_next): Duplicate a token that fail pasting, 8520 and clear its PASTE_LEFT flag, so that nested pasting attempts 8521 do not occur. 8522 85232000-09-14 Richard Henderson <rth@cygnus.com> 8524 8525 * calls.c (precompute_register_parameters): Use COSTS_N_INSNS, not 2. 8526 * cse.c (rtx_cost): Likewise. 8527 * optabls.c (expand_binop): Likewise. 8528 (expand_twoval_binop, prepare_cmp_insn): Likewise. 8529 * regclass.c (copy_cost): Likewise. 8530 * reload1.c (reload_cse_move2add): Likewise. 8531 85322000-09-14 Joseph S. Myers <jsm28@cam.ac.uk> 8533 8534 * c-parse.in (reswords): Add _Complex. 8535 85362000-09-14 J. David Anglin <dave@hiauly1.hia.nrc.ca> 8537 8538 * gcc.1: Delete documentation for -undef preprocessor option. 8539 85402000-09-14 Alexandre Oliva <aoliva@redhat.com> 8541 8542 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, 8543 STARTFILE_SPEC, ENDFILE_SPEC): Remove define. 8544 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): 8545 Remove undefine before config/elfos.h. 8546 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Comment out. 8547 85482000-09-14 Kazu Hirata <kazu@hxi.com> 8549 8550 * invoke.texi (H8/300 Options): Add -ms2600. 8551 * config/h8300.c (h8300_init_once): Output an error when -ms2600 8552 is used without -ms. 8553 * config/h8300.h (TARGET_MAC): New. 8554 (TARGET_SWITCHES): Add -ms2600 and -mno-s2600. 8555 (CONDITIONA_REGISTER_USAGE): Disable the mac register on any 8556 machine other than H8S/2600. 8557 * config/h8300.md: Accept mac instructions on the H8S/2600 instead 8558 of the H8S/2000. 8559 85602000-09-14 Alexandre Oliva <aoliva@redhat.com>, Bernd Schmidt <bernds@redhat.co.uk> 8561 8562 * reload.c (find_reloads_address_1): Generate reloads for auto_inc 8563 pseudos that refer to the original pseudos, not only to their 8564 equivalent memory locations. 8565 8566Thu Sep 14 12:10:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 8567 8568 * expr.c (expand_expr, case COMPONENT_EXPR): Copy memory attributes 8569 when making new MEM. 8570 8571 * Makefile.in (LN): Remove duplicate definition. 8572 85732000-09-12 Bernd Schmidt <bernds@redhat.co.uk> 8574 8575 From Joern Rennecke: 8576 * local-alloc.c (update_equiv_regs): If there is no REG_EQUAL note 8577 on an insn and function_invariant_p returns nonzero for the source, 8578 add a REG_EQUAL note. 8579 8580Thu Sep 14 00:51:57 EDT 2000 John Wehle (john@feith.com) 8581 8582 * alias.c (memrefs_conflict_p): An ADDRESSOF doesn't 8583 conflict with frame_pointer_rtx. 8584 85852000-09-13 Kazu Hirata <kazu@hxi.com> 8586 8587 * loop.c: Fix formatting. 8588 * loop.h: Likewise. 8589 85902000-09-13 Richard Henderson <rth@cygnus.com> 8591 8592 * config/ia64/ia64.md (divsf3): New. 8593 (divsf3_internal_lat, divsf3_internal_thr): New. 8594 (divdf3, divdf3_internal_lat, divdf3_internal_thr): New. 8595 (divtf3, divtf3_internal_lat, divtf3_internal_thr): New. 8596 (adddf3_trunc, subdf3_trunc, muldf3_trunc): New. 8597 (madddf4_trunc, msubdf4_trunc, nmuldf3_trunc): New. 8598 (nmadddf4_alts, nmadddf4_trunc): New. 8599 (addtf3_truncsf, addtf3_truncdf, subtf3_truncsf): New. 8600 (subtf3_truncdf, multf3_truncsf, multf3_truncdf): New. 8601 (multf3_truncsf_alts, multf3_truncdf_alts): New. 8602 (maddtf4_truncsf, maddtf4_truncdf, maddtf4_alts_truncdf): New. 8603 (msubtf4_truncsf, msubtf4_truncdf, nmultf3_truncsf): New. 8604 (nmultf3_truncdf, nmaddtf4_truncsf, nmaddtf4_truncdf): New. 8605 (nmaddtf4_truncdf_alts): New. 8606 (recip_approx): Don't predicate. 8607 86082000-09-13 Richard Henderson <rth@cygnus.com> 8609 8610 * config/ia64/lib1funcs.asm (__divsf3): Protect fnorm.s with p6. 8611 86122000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr> 8613 8614 * flags.h (flag_dump_rtl_in_asm): Declare. 8615 * toplev.c (flag_dump_rtl_in_asm): Define. 8616 (decode_d_option): Set flag_dump_rtl_in_asm and flag_print_asm_name 8617 if -dP is specified. 8618 * rtl.h (print_rtx_head): Declare. 8619 * print-rtl.c (print_rtx_head): Define. 8620 (print_rtx): Print the string pointed to by print_rtx_head 8621 at beginning of each dump line. 8622 (print_rtl): Likewise. 8623 (print_rtl_single): Likewise. 8624 * final.c (final_scan_insn): Dump the insn in the assembly 8625 file for debugging. 8626 * gcc.1: Document -dP option. 8627 * invoke.texi (Debugging Options): Likewise. 8628 86292000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr> 8630 8631 * md.texi (Machine Constraints): Document the 68HC11 constraints. 8632 * install.texi (Configurations): Document the 68HC11&68HC12 port. 8633 * invoke.texi (Option Summary, M68hc1x Options): Document the options. 8634 8635Tue Sep 12 13:51:13 2000 Denis Chertykov <denisc@overta.ru> 8636 8637 * config/avr/avr.h (ASSEMBLER_DIALECT): New macro declared. 8638 * config/avr/avr.md (*movstrqi_insn): Cleanup output template. 8639 (*clrstrqi): Likewise. 8640 (xorhi3,xorsi3,absqi2): Likewise. 8641 (one_cmplhi2,one_cmplsi2): Likewise. 8642 (addsi3): Two stupid constraint alternatives removed. 8643 (extendhisi2): Use `movw' for enhanced avr cores. 8644 (zero_extendhisi2): Likewise. 8645 8646Wed Sep 13 02:31:23 EDT 2000 John Wehle (john@feith.com) 8647 8648 * alias.c (find_base_term): Use frame_pointer_rtx 8649 when handling an ADDRESSOF. 8650 8651 * cse.c (canon_hash): Handle USE of BLKmode memory. 8652 (cse_insn): Outgoing arguments for a libcall don't 8653 affect any recorded expressions. 8654 86552000-09-12 Tom Tromey <tromey@cygnus.com> 8656 8657 * configure, config.in: Rebuilt. 8658 * configure.in: Check for iconv, nl_langinfo, langinfo.h. 8659 86602000-09-12 Jakub Jelinek <jakub@redhat.com> 8661 8662 * c-lex.c (lex_string): Use charwidth to compute bytemask. 8663 * expr.c (expand_expr): Don't optimize constant array references 8664 initialized with wide string constants. 8665 86662000-09-13 Michael Hayes <mhayes@cygnus.com> 8667 8668 * loop.c (note_set_pseudo_multiple_uses): Correct. 8669 86702000-09-12 Jim Wilson <wilson@cygnus.com> 8671 8672 * ifcvt.c (noce_process_if_block): If A and B are the same, and no 8673 else block, and X has side-effects, then fail. 8674 86752000-09-12 Greg McGary <greg@mcgary.org> 8676 8677 * config/mips/mips-protos.h 8678 (trap_cmp_op, mips_gen_conditional_trap): New func decls. 8679 * config/mips/mips.h (ISA_HAS_COND_TRAP): New macro. 8680 (PREDICATE_CODES): Add "trap_cmp_op". 8681 * config/mips/mips.c 8682 (trap_cmp_op, mips_gen_conditional_trap): New functions. 8683 * config/mips/mips.md (trap, conditional_trap): New patterns. 8684 86852000-09-12 Bernd Schmidt <bernds@redhat.co.uk> 8686 8687 * flow.c (try_pre_increment_1): Don't do anything to sets of the stack 8688 pointer. 8689 86902000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 8691 8692 * builtins.c (built_in_decls): New array. 8693 (expand_builtin_fputs): New function. 8694 (expand_builtin): Handle BUILT_IN_FPUTC and BUILT_IN_FPUTS. 8695 8696 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTS): New members. 8697 8698 * c-common.c (c_common_nodes_and_builtins): Handle fputc/fputs. 8699 8700 * tree.h (built_in_decls): New array. 8701 8702Tue Sep 12 08:53:57 2000 Jeffrey A Law (law@cygnus.com) 8703 8704 * convex.md: Use "+" instead of "=" for outputs wrapped in a 8705 STRICT_LOW_PART. 8706 * i370.md, i386.md, ns32k.md, sh.md, vax.md: Likewise. 8707 87082000-09-12 Kazu Hirata <kazu@hxi.com> 8709 8710 * haifa-sched.c: Fix formatting. 8711 8712 * genattrtab.c: Fix formatting. 8713 8714 * unroll.c: Fix formatting. 8715 87162000-09-12 Bruce Korb <bkorb@gnu.org> 8717 8718 * fixinc/fixfixes.c: make a type for the fix procedure & use it, 8719 remove obsolete code 8720 * fixinc/fixincl.c: Use PARAMS, not _P_. Add no-op default to switch. 8721 * fixinc/fixincl.tpl: make non-exported arrays static scope 8722 * fixinc/fixincl.x: regenerate 8723 * fixinc/fixlib.h: Use PARAMS, not _P_ 8724 * fixinc/fixtests.c: make a type for the test proc & use it 8725 * fixinc/server.h: Use PARAMS, not _P_ 8726 87272000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 8728 8729 * c-typeck.c (process_init_element): Avoid union init warnings on 8730 floating point zero. Don't crash on unions containing structs. 8731 87322000-09-12 Alexandre Oliva <aoliva@redhat.com> 8733 8734 * config/sh/sh.h (PREDICATE_CODES): Add CONST_DOUBLE to 8735 general_movsrc_operand, and remove CONST_INT from 8736 general_movdst_operand. 8737 87382000-09-12 Bernd Schmidt <bernds@redhat.co.uk> 8739 8740 * cse.c (approx_reg_cost): If SMALL_REGISTER_CLASSES, return INT_MAX 8741 if a reference to non-fixed hardreg is seen. Otherwise, count hard 8742 regs with a higher cost. 8743 (preferrable): Deal with cases where either cost or regcost is 8744 MAX_COST. 8745 (cse_insn): Use MAX_COST rather than 10000. Always initialize 8746 regcost values. 8747 (COSTS_N_INSNS): Move definition... 8748 * rtl.h: ...here. 8749 (MAX_COST): New macro. 8750 * loop.c (init_loop): Use COSTS_N_INSNS macro instead of hardcoded 8751 constant. 8752 87532000-09-11 Mark Mitchell <mark@codesourcery.com> 8754 8755 * c-common.h (genrtl_clear_out_block): Remove. 8756 * c-semantics.c (genrtl_clear_out_block): Remove. 8757 (genrtl_while_stmt): Don't call it. 8758 (genrtl_for_stmt): Likewise. 8759 87602000-09-11 Zack Weinberg <zack@wolery.cumb.org> 8761 8762 * cppfiles.c: Move all default-#defines to top of file. 8763 (open_include_file): Replace by lookup_include_file. 8764 (read_with_read, read_file): Merged into read_include_file. 8765 (stack_include_file, purge_cache): New functions. 8766 (close_cached_fd): Delete. 8767 (lookup_include_file, read_include_file, _cpp_pop_file_buffer): 8768 Cache the in-memory buffer, not the file descriptor. 8769 8770 * cpphash.h (struct include_file): Add buffer, st, refcnt, 8771 mapped fields. 8772 (xcnew): New utility macro. 8773 (DO_NOT_REREAD, NEVER_REREAD): Move up by struct include_file. 8774 * cpplib.h (struct cpp_buffer): Remove mapped field. 8775 87762000-09-11 Zack Weinberg <zack@wolery.cumb.org> 8777 8778 * cpplex.c (parse_string): Accept backslash space newline as a 8779 line continuation. 8780 (lex_line): Likewise. 8781 (_cpp_get_token): Remove hard limit on macro nesting. 8782 87832000-09-12 Philipp Thomas <pthomas@suse.de> 8784 8785 * aclocal.m4 (AM_WITH_NLS): Don't force use of included gettext. 8786 * configure: Rebuilt. 8787 87882000-09-13 Michael Hayes <mhayes@cygnus.com> 8789 8790 * flow.c (split_block): Fix update of registers live at 8791 end of split block. 8792 8793Tue Sep 12 01:51:38 MET DST 2000 Jan Hubicka <jh@suse.cz> 8794 8795 * i386.md (add?i_3, add?i_5): New. 8796 (add?i_4): Rename from add?i_3; Fix compare pattern. 8797 (sub?i_3, xor?i_3, ior?i_3): New. 8798 8799 * genrecog.c (write_tree): Output code to clear insn_extract cache. 8800 * genattrtab.c (write_attr_case): Gen call to extract_insn_cache 8801 instead of extract_insn and extract_constrain_insn_cache instead of 8802 extract_insn and constrain_operands. 8803 * recog.c (extract_insn_cached, extract_constrain_insn_cached): 8804 New functions. 8805 (extract_insn): Clear which_alternative. 8806 (constrain_operands): Set which_alternative to -1 when failed. 8807 * recog.h (extract_constrain_insn_cached, extract_insn_cached): 8808 Declare. 8809 88102000-09-11 Matthew Hiller <hiller@redhat.com> 8811 8812 * config/h8300/h8300.md (movstrictqi): Changed constraint modifier 8813 on operand 0 to '+'. 8814 (movstricthi): Likewise. 8815 88162000-09-12 Michael Hayes <mhayes@cygnus.com> 8817 8818 * loop.h (LOOP_IVS): New macro. 8819 (REG_IV_TYPE, REG_IV_INFO): Add ivs argument. 8820 (struct loop_ivs): New. 8821 (struct loop_info): Add ivs field. 8822 (reg_iv_type, reg_iv_info): Delete prototype. 8823 (reg_biv_class, loop_iv_list): Likewise. 8824 * loop.c (record_biv, find_life_end): Pass loop argument. 8825 (reg_iv_type): Remove global array and use 8826 field in loop_regs structure within loop_ivs structure. 8827 (reg_iv_info, reg_biv_class, loop_iv_list): Likewise. 8828 (first_increment_giv, last_increment_giv): Use entry in 8829 loop_ivs structure. 8830 (record_initial): Pass ivs pointer. 8831 * unroll.c (copy_loop_body, remap_split_bivs): Add loop argument. 8832 88332000-09-12 Michael Hayes <mhayes@cygnus.com> 8834 8835 * loop.h (LOOP_REGS): New macro. 8836 (struct loop_regs): New. 8837 (struct loop_info): Add regs field. 8838 * loop.c (set_in_loop): Remove global array and store 8839 in loop_regs structure as part of loop_info structure. 8840 (n_times_set, may_not_optimize): Likewise. 8841 (reg_single_usage, moved_once): Likewise. 8842 (count_one_set): Add regs argument. 8843 (combine_movables, rtx_equal_for_loop_p, combine_givs): Likewise. 8844 (set_pseudo_multiple_uses): Pass regs pointer. 8845 88462000-09-12 Michael Hayes <mhayes@cygnus.com> 8847 8848 * unroll.c (iteration_info): Subsume into loop_iterations. 8849 * loop.h (loop_info): New field iv. 8850 88512000-09-12 Michael Hayes <mhayes@cygnus.com> 8852 8853 * basic-block.h (LOOP_TREE, LOOP_PRE_HEADER, LOOP_EDGES): New. 8854 (LOOP_EXITS_DOMS, LOOP_ALL): Likewise. 8855 (flow_loops_update): New prototype. 8856 (flow_loops_find): Add flags to prototype. 8857 (struct loop): Add `pre_header_root' and `pre_header_trace' fields. 8858 * flow.c (flow_loop_pre_header_scan): New. 8859 (flow_loop_dump): Dump pre-header root and trace and exit dominators. 8860 (flow_loop_free): Free pre-header root and trace and exit dominators. 8861 (flow_loops_find): New argument flags. 8862 (flow_loops_update): New function. 8863 * toplev.c (rest_of_compilation): Add flag argument to flow_loops_find. 8864 88652000-09-12 Michael Hayes <mhayes@cygnus.com> 8866 8867 * basic-block.h (split_block, update_bb_for_insn): New prototypes. 8868 * flow.c (split_block, update_bb_for_insn): New functions. 8869 88702000-09-11 Richard Henderson <rth@cygnus.com> 8871 8872 * cse.c (fold_rtx): Honor NO_FUNCTION_CSE. 8873 88742000-09-11 Richard Henderson <rth@cygnus.com> 8875 8876 * config/ia64/ia64-protos.h (fr_nonimmediate_operand): Declare. 8877 * config/ia64/ia64.c (fr_nonimmediate_operand): New. 8878 (ia64_override_options): Prevent optimizing division for both 8879 latency and throughput. 8880 (rtx_needs_barrier): Handle frcpa. 8881 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT): New. 8882 (MASK_INLINE_DIV_THR, TARGET_INLINE_DIV_LAT): New. 8883 (TARGET_INLINE_DIV_THR, TARGET_INLINE_DIV): New. 8884 (TARGET_SWITCHES): Add -minline-divide-min-latency and 8885 -minline-divide-max-throughput. 8886 (PREDICATE_CODES): Update. 8887 * config/ia64/ia64.md (extendsidi2): Remove * from f case. 8888 (zero_extendsidi2): Likewise. Fix typo in f case insn. 8889 (extendsfdf2): Add cases for gr<->fr and fr<->mem. 8890 (extendsftf2): Likewise. 8891 (extenddftf2): Likewise. 8892 (fix_trunctfdi2_alts): New. 8893 (fixuns_trunctfdi2_alts): New. 8894 (madd*4): Rename from madd*3. 8895 (divsi3, modsi3, udivsi3, umodsi3): New. 8896 (divsi3_internal): New. 8897 (divdi3, moddi3, udivdi3, umoddi3): New. 8898 (divdi3_internal_lat, divdi3_internal_thr): New. 8899 (multf3_alts, maddtf4_alts, nmaddtf4_alts): New. 8900 (recip_approx): New. 8901 89022000-09-11 Alexandre Oliva <aoliva@redhat.com> 8903 8904 * print-rtl.c (debug_call_placeholder_verbose): New variable. 8905 (print_rtx) [CALL_PLACEHOLDER]: Dump all call sequences if it is 8906 set. 8907 * integrate.c (copy_rtx_and_substitute): Don't share 8908 LEAF_REG_REMAPpable registers with the inlined function. Don't 8909 share the function value with calling sequences. 8910 89112000-09-11 Jakub Jelinek <jakub@redhat.com> 8912 8913 * c-decl.c (do_case): Fix a typo. 8914 8915 * combine.c (simplify_if_then_else): Don't convert a == b ? b : a 8916 to a if the comparison is floating mode and not -ffast-math. 8917 * simplify-rtx.c (simplify_ternary_operation): Likewise. 8918 8919Mon Sep 11 20:07:48 2000 J"orn Rennecke <amylaar@redhat.co.uk> 8920 8921 * sh.h (INITIALIZE_TRAMPOLINE): Remove stray call to 8922 gen_ic_invalidate_line. 8923 89242000-09-11 Philip Blundell <pb@futuretv.com> 8925 8926 * config/arm/elf.h (SUBTARGET_CPP_SPEC): Don't define `arm_elf'. 8927 8928Mon Sep 11 10:48:41 2000 Ulrich Drepper <drepper@redhat.com> 8929 8930 * install.texi (LANGUAGES): Update to include new languages. 8931 * INSTALL: Rebuilt. 8932 89332000-09-11 DJ Delorie <dj@redhat.com> 8934 8935 * gcc.c (main): Don't warn about unused -B prefixes 8936 (unused_prefix_warnings): remove 8937 89382000-09-11 Kazu Hirata <kazu@hxi.com> 8939 8940 * final.c: Fix formatting. 8941 8942 * integrate.c: Fix formatting. 8943 89442000-09-11 Geoff Keating <geoffk@cygnus.com> 8945 8946 * alias.c (memrefs_conflict_p): An ADDRESSOF does conflict, sorry. 8947 89482000-09-11 Bernd Schmidt <bernds@redhat.co.uk> 8949 8950 * reload.c (regno_clobbered_p): Fix thinko in previous change. 8951 89522000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr> 8953 8954 * gcc.1: Document 68hc11 specific options. 8955 89562000-09-10 Geoff Keating <geoffk@cygnus.com> 8957 8958 * config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define. 8959 (TARGET_LONG_DOUBLE_128): Define. 8960 (SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128. 8961 (LONG_DOUBLE_TYPE_SIZE): Redefine. 8962 (MAX_LONG_DOUBLE_TYPE_SIZE): Define. 8963 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition 8964 of __LONG_DOUBLE_128__. 8965 (CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128 8966 passed. 8967 (CPP_LONGDOUBLE_DEFAULT_SPEC): Define. 8968 (CPP_SYSV_DEFAULT_SPEC): Define. 8969 (SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default. 8970 (INIT_TARGET_OPTABS): Define. 8971 8972 * config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h. 8973 (RS6000_UITRUNC): Likewise. 8974 (INIT_TARGET_OPTABS): New macro. 8975 * config/rs6000/rs6000.c (rs6000_trunc_used): Delete. 8976 (trunc_defined): Delete. 8977 (output_prolog): Don't output .extern definitions for fp->int 8978 conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it. 8979 * config/rs6000/rs6000.h (rs6000_trunc_used): Delete. 8980 (trunc_defined): Delete. 8981 (RS6000_ITRUNC): Moved to aix.h. 8982 (RS6000_UITRUNC): Likewise. 8983 * config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would 8984 only emit a libcall. 8985 (fixuns_truncdfsi2): Delete. 8986 (trunc_call): Delete. 8987 (trunc_call_rtl): Delete. 8988 89892000-09-10 Zack Weinberg <zack@wolery.cumb.org> 8990 8991 * varasm.c (make_decl_rtl): Restore leading star on 8992 DECL_ASSEMBLER_NAME set for decls with an asmspec. 8993 89942000-09-10 Zack Weinberg <zack@wolery.cumb.org> 8995 8996 * c-pragma.c (handle_pragma_pack): Correct parsing logic so it 8997 won't give a spurious error for '#pragma pack()'. Simplify 8998 control flow for readability. 'reset' action is not necessary. 8999 90002000-09-10 Zack Weinberg <zack@wolery.cumb.org> 9001 9002 * defaults.h: Provide default definitions for: CHAR_TYPE_SIZE, 9003 SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE, 9004 LONG_LONG_TYPE_SIZE, WCHAR_TYPE_SIZE, FLOAT_TYPE_SIZE, 9005 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE, and WCHAR_UNSIGNED. 9006 9007 * cppexp.c, dwarfout.c, dwarf2out.c, emit-rtl.c, final.c, optabs.c, 9008 profile.c, sdbout.c, tradcif.y, tree.c: 9009 Include defaults.h if not already included. 9010 Don't define the above macros. 9011 9012 * Makefile.in: Update dependencies. 9013 90142000-09-10 Mark Mitchell <mark@codesourcery.com> 9015 9016 * c-common.h (add_stmt): Change prototype. 9017 (RECHAIN_STMTS): New macro. 9018 (CASE_LABEL_DECL): Likewise. 9019 (genrtl_case_label): Change prototype. 9020 (c_expand_start_case): Remove prototype. 9021 (build_case_label): Change prototype. 9022 (decl_constant_value): Declare. 9023 * c-common.c (check_case_value): Handle C++'s extensions to C 9024 semantics. 9025 * c-commnon.def (CASE_LABEL): Add room for the CASE_LABEL_DECL 9026 field. 9027 * c-parse.in (stmt): Adjust handling of return statements and case 9028 laels. 9029 * c-semantics.c (add_stmt): Return the new statement. 9030 (genrtl_return_stmt): Take the RETURN_STMT as input, not the 9031 returned expression. Directly generate RTL, rather than calling 9032 c_expand_return. 9033 (genrtl_switch_stmt): Don't call c_expand_start_case. 9034 (build_case_label): Take the LABEL_DECL as input, too. 9035 (genrtl_case_label): Just call add_case_node. 9036 (expand_stmt): Adjust calls to genrtl_return_stmt and 9037 genrtl_case_label. 9038 * c-tree.h (c_expand_start_case): Declare. 9039 * c-typeck.c (decl_constant_value): Give it external linkage. 9040 (c_expand_return): Don't call expand_return or expand_null_return; 9041 use genrtl_return_stmt instead. 9042 * stmt.c (struct nesting): Remove num_ranges field. 9043 (add_case_node): Give it external linkage. 9044 (expand_start_case): Don't set num_ranges. 9045 (expand_start_case_dummy): Don't clear it. 9046 (pushcase): Rely on add_case_node to handle `default' labels. 9047 (add_case_node): Handle `default' labels. 9048 * tree.c (tree_int_cst_compare): New function. 9049 * tree.h (tree_int_cst_compare): Declare. 9050 (add_case_node): Likewise. 9051 90522000-09-10 Richard Henderson <rth@cygnus.com> 9053 9054 * c-parse.in: Revert last change. 9055 (init_reswords): Do not enter disabled keywords into the ridpointers 9056 table, modulo objc weirdness. 9057 (_yylex): Return the canonical spelling for a keyword. 9058 90592000-09-10 Philip Blundell <philb@gnu.org> 9060 9061 * config/arm/arm.h (CPP_ISA_SPEC): Don't define `arm' or `thumb'. 9062 * config/arm/linux-elf.h (CPP_PREDEFINES): Don't define `__arm__'. 9063 9064Sun Sep 10 14:30:28 EDT 2000 John Wehle (john@feith.com) 9065 9066 * alias.c (find_base_term): Handle ADDRESSOF. 9067 (memrefs_conflict_p): An ADDRESSOF doesn't conflict. 9068 90692000-09-10 Denis Chertykov <denisc@overta.ru> 9070 9071 * genoutput.c (output_insn_data): Translate <NEWLINE> to \n\ while 9072 outputting templates with many lines. 9073 90742000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr> 9075 9076 * libgcc2.h: Use LONG_LONG_TYPE_SIZE instead of MIN_UNITS_PER_WORD 9077 to decide whether 64-bit support must be generated. 9078 90792000-09-10 Richard Henderson <rth@cygnus.com> 9080 9081 * c-parse.in (asm patterns): Fix volatile check. 9082 90832000-09-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 9084 9085 * cppmacro.c (check_trad_stringification): New function. 9086 (save_expansion): If -Wtraditional, warn about stringification of 9087 macro arguments. 9088 90892000-09-11 Michael Hayes <mhayes@cygnus.com> 9090 9091 * loop.h (struct loop_mem_info): Move from loop.c 9092 (struct loop_info): Add fields store_mems, mems, mems_idx, 9093 mems_allocated, unknown_address_altered, 9094 unknown_constant_address_altered, num_mem_sets, and 9095 first_loop_store_insn. 9096 9097 * loop.c (loop_store_mems): Replace with field in loop_info struct. 9098 (loop_mems, loop_mems_idx, loop_mems_allocated): Likewise. 9099 (unknown_address_altered, unknown_constant_address_altered): Likewise. 9100 (num_mem_sets): Likewise. 9101 (replace_loop_mems, replace_loop_regs): New. 9102 (struct loop_replace_args): New. 9103 (load_mems): Use replace_loop_mems. 9104 (try_copy_prop): Use replace_loop_regs. 9105 (replace_loop_reg, replace_loop_mem): Use loop_replace_args structure. 9106 91072000-09-09 Stephane Carrez <Stephane.Carrez@worldnet.fr> 9108 9109 * configure.in: Recognize m6811-elf and m6812-elf. 9110 * configure: Regenerate. 9111 91122000-09-09 Geoff Keating <geoffk@cygnus.com> 9113 9114 * recog.c (validate_replace_rtx_1): Correct MODE parameter in call 9115 to operand_subword. 9116 91172000-09-10 Michael Hayes <mhayes@cygnus.com> 9118 9119 * loop.c (struct movables): New. 9120 (num_movables): Move into struct movables. 9121 (the_movables): Change type to struct movables. 9122 (ignore_some_movables): Change struct movable arg to struct movables. 9123 (force_movables, combine_movables, regs_match_p): Likewise. 9124 (rtx_equal_for_loop_p, move_movables): Likewise. 9125 (scan_loop): Change movables to be of type struct movables. 9126 Replace last_movable with field in movables structure. 9127 91282000-09-08 Zack Weinberg <zack@wolery.cumb.org> 9129 9130 * c-pragma.c: Don't elide entire file if !HANDLE_GENERIC_PRAGMAS. 9131 (init_pragma): Avoid warning if pfile happens to be unused. 9132 * c-pragma.h: Never define HANDLE_GENERIC_PRAGMAS. Never 9133 define init_pragma to nothing. Always prototype 9134 init_pragma. Prototype dispatch_pragma if !USE_CPPLIB. 9135 9136 * c-lex.c (process_directive): Always call dispatch_pragma. 9137 Initialize entering_c_header to 0. 9138 91392000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr> 9140 9141 * config/m68hc11/m68hc11.md: New file, machine description for 9142 68HC11 & 68HC12. 9143 * config/m68hc11/m68hc11.h: New file, definitions for 68HC11 & 68HC12. 9144 * config/m68hc11/m68hc11.c: New file, functions for 68HC11 & 68HC12. 9145 * config/m68hc11/m68hc12.h: New file, definitions for 68HC12. 9146 * config/m68hc11/m68hc11-protos.h: New file. 9147 * config/m68hc11/m68hc11-crt0.S: New file, startup code. 9148 * config/m68hc11/t-m68hc11-gas: New file, makefile fragment. 9149 * config/m68hc11/xm-m68hc11.h: New file, target defs. 9150 * config/m68hc11/larith.asm: New file, libgcc routines. 9151 91522000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr> 9153 9154 * Makefile.in (DPBIT_FUNCS): Add _usi_to_df. 9155 (FPBIT_FUNCS): Add _usi_to_sf. 9156 * config/fp-bit.c (usi_to_float): New function. 9157 * config/fp-bit.h (L_usi_to_sf, L_usi_to_df): Define. 9158 (usi_to_float): Add appropriate #define. 9159 91602000-09-08 Bernd Schmidt <bernds@redhat.co.uk> 9161 9162 * i386-protos.h (sse_comparison_operator, mmx_reg_operand): Declare 9163 new functions. 9164 * i386.c (sse_comparison_operator, mmx_reg_operand): New functions. 9165 * i386.md (attr "type"): Add sse and mmx types. 9166 (attr "memory"): Handle them without a crash. 9167 (movsi_1, movdi_2): Allow MMX regs. 9168 (movdi splits): Don't split moves involving MMX regs. 9169 (setcc_4): Remove '*' from pattern name so we get a gen_setcc4. 9170 (movv4sf_internal, movv4si_internal, movv8qi_internal, 9171 movv4hi_internal, movv2si_internal, movv8qi, movv4hi, movv2si, 9172 movv4sf, movv4si, pushv4sf, pushv4si, pushv8qi, pushv4hi, pushv2si, 9173 sse_movaps, sse_movups, sse_movmskps, mmx_pmovmskb, mmx_maskmovq, 9174 sse_movntv4sf, sse_movntdi, sse_movhlps, sse_movlhps, sse_movhps, 9175 sse_movlps, sse_loadss, sse_movss, sse_storess, sse_shufps, 9176 addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, mulv4sf3, vmmulv4sf3, 9177 divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2, rsqrtv4sf2, vmrsqrtv4sf2, 9178 sqrtv4sf2, vmsqrtv4sf2, sse_andti3, sse_nandti3, sse_iorti3, 9179 sse_xorti3, maskcmpv4sf3, maskncmpv4sf3, vmmaskcmpv4sf3, 9180 vmmaskncmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps, 9181 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi, 9182 cvttps2pi, cvtsi2ss, cvtss2si, cvttss2si, addv8qi3, addv4hi3, 9183 addv2si3, ssaddv8qi3, ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, 9184 subv4hi3, subv2si3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3, 9185 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd, 9186 mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3, mmx_uavgv8qi3, 9187 mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw, mmx_pshufw, 9188 eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3, gtv2si3, umaxv8qi3, 9189 smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3, ashrv2si3, lshrv4hi3, 9190 lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3, mmx_ashldi3, 9191 mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw, 9192 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd, 9193 mmx_punpckldq, emms, sfence, ldmxcsr, prefetch, stmxcsr, sse_clrti, 9194 mmx_clrdi): New patterns. 9195 91962000-09-08 Richard Earnshaw <rearnsha@arm.com> 9197 9198 * arm.c: Don't include tm.h directly. 9199 9200Fri Sep 8 14:34:56 MET DST 2000 Jan Hubicka <jh@suse.cz> 9201 9202 * recog.c (validate_replace_rtx_1): Fix confusion about equality 9203 testing; simplify subregs of constants and nested subregs. 9204 92052000-09-08 Alexandre Oliva <aoliva@redhat.com> 9206 9207 * config/sh/sh.md (symPLT_label2reg): Use operand3 for PIC reg. 9208 92092000-09-08 Bernd Schmidt <bernds@redhat.co.uk> 9210 9211 * combine.c (combine_simplify_rtx): Try to simplify VEC_SELECT of a 9212 VEC_CONCAT. 9213 * rtl.texi (description of USE): Add note about possible pitfalls 9214 with this rtx. 9215 From Richard Henderson: 9216 * reload1.c (choose_reload_regs): Compute need_mode properly. 9217 92182000-09-07 Richard Henderson <rth@cygnus.com> 9219 9220 * config/ia64/lib1funcs.asm (__divsi3): Use .s1 for frcpa. 9221 (__modsi3, __umodsi3): Likewise. 9222 (__udivsi3): Likewise. Normalize the TFmode values. 9223 92242000-09-07 Geoff Keating <geoffk@cygnus.com> 9225 9226 * config/rs6000/sol-c0.c (_start): Declare `termfunc' parameter 9227 with a prototype. 9228 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Use cast to suppress 9229 warning. 9230 9231Fri Sep 8 03:26:38 2000 J"orn Rennecke <amylaar@redhat.co.uk> 9232 9233 * sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): Remove. 9234 (cmpeqdi_t): Add output pattern. 9235 (cmpeqdi_t+1): Don't split when not optimizing. 9236 Restore proper splitting operation. 9237 92382000-09-07 Richard Henderson <rth@cygnus.com> 9239 9240 * c-lex.c (process_directive): If not HANDLE_GENERIC_PRAGMAS, 9241 do not call dispatch_pragma. 9242 92432000-09-07 Jim Wilson <wilson@cygnus.com> 9244 9245 * reload.c (push_reload): Use CLASS_CANNOT_CHANGE_MODE_P in addition 9246 to CLASS_CANNOT_CHANGE_MODE. 9247 * config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE_P): True only if the 9248 mode classes are different. 9249 92502000-09-07 Zack Weinberg <zack@wolery.cumb.org> 9251 9252 * cpplib.h (struct cpp_options): Add user_label_prefix member, 9253 left out of commit which removed cppulp.c. 9254 92552000-09-07 Richard Henderson <rth@cygnus.com> 9256 9257 * bb-reorder.c (fixup_reorder_chain): Add jump in new block 9258 after switch for CASE_DROPS_THROUGH. 9259 92602000-09-07 Richard Henderson <rth@cygnus.com> 9261 9262 * loop.c (strength_reduce): Call check_ext_dependant_givs. 9263 Properly extend the biv initial value for the giv. 9264 (record_biv): Zero ext_dependant. 9265 (record_giv): New argument ext_val. Update all callers. 9266 (general_induction_var): Likewise. 9267 (consec_sets_giv): Likewise. 9268 (simplify_giv_expr): Likewise. Fill in ext_val if we find 9269 a sign-extend, zero-extend, or truncate. 9270 (combine_givs_p): Make sure modes are compatible. 9271 (check_ext_dependant_givs): New. 9272 (extend_value_for_giv): New. 9273 * loop.h (struct induction): Add ext_dependant. 9274 * unroll.c (iteration_info): Extend the biv initial value for the giv. 9275 (find_splittable_givs): Likewise. 9276 (final_giv_value): Likewise. 9277 92782000-09-07 Zack Weinberg <zack@wolery.cumb.org> 9279 9280 * c-pragma.h: Define HANDLE_GENERIC_PRAGMAS if 9281 REGISTER_TARGET_PRAGMAS is defined. Duplicate some 9282 definitions from cpplib.h. 9283 * cpplib.h: Don't typedef struct cpp_reader if c-pragma.h has 9284 already done it. 9285 * tm.texi: Document HANDLE_PRAGMA as no longer supported. Add 9286 documentation for REGISTER_TARGET_PRAGMAS. 9287 9288 * c-lex.c: Include cpplib.h before c-pragma.h. Define a 9289 default-pragma callback to implement -Wunknown-pragmas if 9290 USE_CPPLIB. 9291 * c-parse.in: Move all includes to top of file. 9292 * c-pragma.c: Include cpplib.h before c-pragma.h. Include 9293 tm_p.h. 9294 (dispatch_pragma): Put the namespace in the -Wunknown-pragmas 9295 warning. 9296 (init_pragma): If REGISTER_TARGET_PRAGMAS is defined, call it. 9297 9298 * arm.h, arm-protos.h, arm.c, 9299 c4x.h, c4x-protos.h, c4x.c, 9300 h8300.h, h8300-protos.h, h8300.c, 9301 i370.h, i370-protos.h, i370.c, 9302 i960.h, i960-protos.h, i960.c, 9303 sh.h, sh-protos.h, sh.c, 9304 v850.h, v850-protos.h, v850.c: Convert HANDLE_PRAGMA-based 9305 pragmata scheme to use REGISTER_TARGET_PRAGMAS instead. 9306 9307 * d30v.h: Don't mention HANDLE_PRAGMA in comment. Add 9308 multiple include guard. 9309 * i370.md (untyped_call): Use GEN_CALL. 9310 (umodsi3): Remove unused variable. 9311 * sh/elf.h: Don't undef HANDLE_SYSV_PRAGMA. 9312 * v850.c (output_move_single, output_move_double): Constify 9313 return value. 9314 (print_operand): Constify a char *. 9315 * v850.h (struct small_memory_info): Constify name member. 9316 93172000-09-07 Kazu Hirata <kazu@hxi.com> 9318 9319 * config/h8300.h: Fix comment typos. 9320 * config/h8300/h8300.md: Likewise. 9321 * config/h8300/lib1funcs.asm: Likewise. 9322 9323Thu 07-Sep-2000 21:29:00 BST Neil Booth <NeilB@earthling.net> 9324 9325 * Makefile.in: Remove references to cppulp.{c,o}. 9326 * cppinit.c (initialize_builtins, cpp_start_read, 9327 cpp_handle_option): Update to use cpp_options structure. 9328 * cppulp.c: Remove. 9329 93302000-09-07 Joseph S. Myers <jsm28@cam.ac.uk> 9331 9332 * c-common.c (time_char_table): Allow %#b and %#h. 9333 93342000-09-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 9335 9336 * reorg.c (find_end_label): If the basic block reorder pass moves the 9337 return insn to some other place try to locate it again and put our 9338 end_of_function_label there. 9339 * reorg.c (relax_delay_slots): Check if find_end_label created a 9340 new label that invalidates the current optimazation. 9341 93422000-09-07 Catherine Moore <clm@redhat.com> 9343 9344 * unroll.c (unroll_loop): Check for unconditional jumps 9345 to loop continuation. Delete if n_iterations is 1. 9346 (ujump_to_loop_cont): New routine. 9347 93482000-09-07 Bernd Schmidt <bernds@redhat.co.uk> 9349 9350 * rtl.c (class_narrowest_mode): Add entries for MODE_VECTOR_INT and 9351 MODE_VECTOR_FLOAT. 9352 * reload.c (regno_clobbered_p): Accept new arg, MODE, and use it 9353 to handle multiword modes correctly. All callers and the declaration 9354 changed. 9355 93562000-09-06 Mark Mitchell <mark@codesourcery.com> 9357 9358 * c-common.h (prep_stmt): Declare. 9359 (lang_expand_stmt): Likewise. 9360 * c-decl.c (lang_expand_stmt): Remove. 9361 * c-semantics.c (lang_expand_stmt): Define. 9362 (prep_stmt): New function. 9363 (expand_stmt): Handle common statement types here. 9364 93652000-09-07 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>, Alexandre Oliva <aoliva@redhat.com> 9366 9367 * configure.in (sh-*-linux*): Added. 9368 * configure: Rebuilt. 9369 * config/sh/t-linux: New file. 9370 * config/sh/sh.h (USERMODE_BIT): Define. 9371 (TARGET_USERMODE): Likewise. 9372 (TARGET_SWITCHES): New switches for the bits above. 9373 (INITIALIZE_TRAMPOLINE): Call __ic_invalidate in USERMODE. 9374 * config/sh/linux.h: New file. 9375 * config/sh/lib1funcs.asm (GLOBAL): Don't prefix symbols with 9376 underscore on linux. 9377 (L_sdivsi3, L_udivsi3): Define for linux. 9378 (L_ic_invalidate): Define. 9379 * invoke.texi (SH Options): Document -musermode. 9380 93812000-09-07 Alexandre Oliva <aoliva@redhat.com> 9382 9383 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't disable function 9384 CSE unless generating PIC. 9385 9386 * config/sh/sh.md (symPLT_label2reg): Force the initialization of 9387 the PIC register. 9388 93892000-09-06 H.J. Lu (hjl@gnu.org) 9390 9391 * Makefile.in (clean_s1): Depend on stage_b. 9392 (clean_s2): Depend on stage_d. Don't remove $(VOL_FILES) in 9393 stage2. They are used for "make compare". 9394 93952000-09-06 Mark Mitchell <mark@codesourcery.com> 9396 9397 Move statement-tree facilities from C++ to C front-end. 9398 * c-common.h (c_tree_index): Add CTI_VOID_ZERO. 9399 (void_zero_node): New macro. 9400 (struct stmt_tree_s): New type. 9401 (stmt_tree): New typedef. 9402 (struct language_function): New type. 9403 (last_tree): New macro. 9404 (last_expr_type): Likewise. 9405 (walk_tree_fn): New typedef. 9406 (current_stmt_tree): New function. 9407 (begin_stmt_tree): Likewise. 9408 (add_stmt): Likewise. 9409 (finish_stmt_tree): Likewise. 9410 (statement_code_p): Likewise. 9411 (lang_statement_code_p): New variable. 9412 (walk_stmt_tree): New function. 9413 (STMT_IS_FULL_EXPR_P): New macro. 9414 * c-common.c (lang_statement_code_p): New variable. 9415 (c_common_nodes_and_builtins): Initialize void_zero_node. 9416 (statement_code_p): New function. 9417 (walk_stmt_tree): Likewise. 9418 * c-decl.c (language_function): Rename to ... 9419 (c_language_function): ... this. Include language_function. 9420 (push_c_function_context): Adjust accordingly. 9421 (pop_c_function_context): Likewise. 9422 (mark_c_function_context): Likewise. 9423 (current_stmt_tree): Define. 9424 * c-semantics.c (begin_stmt_tree): New function. 9425 (add_stmt): Likewise. 9426 (prune_unused_decls): Likewise. 9427 (finish_stmt_tree): Likewise. 9428 94292000-09-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 9430 9431 * flow.c (insn_dead_p): Detect dead memory stores with auto increments. 9432 94332000-09-06 Kazu Hirata <kazu@hxi.com> 9434 9435 * calls.c: Fix formatting. 9436 94372000-09-06 Graham Stott <grahams@cygnus.co.uk> 9438 9439 * config/i386/i386.h (ADDRESS_COST): Fix typo. 9440 94412000-09-06 Zack Weinberg <zack@wolery.cumb.org> 9442 9443 Integrated preprocessor. 9444 9445 * Makefile.in: Remove all references to c-parse.gperf, 9446 c-gperf.h, and c-parse.h. Remove -d from yacc command line 9447 generating c-parse.c. Update dependencies. 9448 * c-parse.gperf, c-gperf.h: Delete. 9449 9450 * c-common.c: Don't define parse_options, cpp_token, yy_cur, 9451 yy_lim, or yy_get_token. Don't define get_directive_line if 9452 USE_CPPLIB. 9453 * c-common.h: Add multiple include guard. Define RID values 9454 for every keyword in C, C++, and Objective-C. Put all the 9455 modifiers first. 9456 (struct c_fileinfo, get_fileinfo, dump_time_statistics): New. 9457 * c-decl.c (c_decode_option): Handle -lang-objc here. 9458 (print_lang_identifier): Handle C_IS_RESERVED_WORD case. 9459 (grokdeclarator): Adjust for new RID scheme. 9460 (extract_interface_info): New stub. 9461 * c-lang.c: Don't declare yy_cur or parse_options. 9462 (lang_init_options): Call cpp_init. Don't call 9463 cpp_options_init. 9464 (lang_init): Don't call check_newline if USE_CPPLIB. 9465 9466 * c-lex.c: Don't include c-parse.h. Do include timevar.h. 9467 Elide lots of unnecessary code if USE_CPPLIB. Delete code 9468 rendered unnecessary by new architecture. Move routines not 9469 shared with C++ to c-parse.in. Maintain a local idea of the 9470 line number. Handle C++ as well as C. 9471 [USE_CPPLIB]: Declare and register callbacks for #ident and 9472 for entering/leaving files. 9473 (init_c_lex, c_lex): Are now the entry points to this file. 9474 (check_newline): Break out directive handling to 9475 process_directive. 9476 (read_ucs, is_extended_char, utf8_extend_token): Moved here 9477 from C++ front end. 9478 (readescape, parse_float): Overhaul. 9479 (lex_number, lex_string, lex_charconst): Break out of c_lex 9480 (n'ee yylex). 9481 (get_fileinfo, update_header_times, dump_one_header, 9482 dump_time_statistics): New and/or moved here from C++. 9483 Support per-file data needed by C++ and per-header timing 9484 statistics (C++ only, at the moment). 9485 * c-lex.h: Update prototypes. Add multiple include guard. 9486 * c-tree.h (struct lang_identifier): Add rid_code field. 9487 (C_IS_RESERVED_WORD, C_RID_CODE): New. 9488 9489 * c-parse.in: Include c-pragma.h. Remove unnecesary calls to 9490 reinit_parse_for_function and/or position_after_white_space. 9491 (save_filename, save_lineno): Look ahead before saving. 9492 (label -> identifier ':'): Save file and line before shifting ':'. 9493 (reservedwords): No need to call get_identifier. 9494 (init_parse, finish_parse, yyerror, yylex, yyprint, 9495 make_pointer_declarator): Are now here for C/ObjC. 9496 (rid_to_yy): Conversion table from RID constants to Yacc codes. 9497 9498 * c-pragma.c: Rewrite parsing logic to fit with cpplib's 9499 #pragma registry. Provide dummy implementation of that 9500 interface if !USE_CPPLIB. 9501 * c-pragma.h: Update to match. 9502 9503 * flags.h: Add multiple include guard. 9504 (flag_detailed_statistics): Moved here from C++. 9505 * toplev.c: Define flag_detailed_statistics. 9506 9507 * gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case 9508 #if USE_CPPLIB. 9509 * timevar.def (TV_CPP, TV_LEX): New. 9510 * timevar.h: Add multiple include guard. 9511 9512 * objc/lang-specs.h: Use %(trad_capable_cpp) for -E|-M|-MM case 9513 #if USE_CPPLIB. 9514 * objc/objc-act.c: Don't mention yy_cur or parse_options. 9515 Initialize cpplib properly. Force lineno to 0 after first 9516 call to check_newline. Don't handle -lang-objc here. 9517 Move forget_protocol_qualifiers and remember_protocol_qualifiers here. 9518 95192000-09-06 David Edelsohn <edelsohn@gnu.org> 9520 9521 * rs6000.md: Correct function unit definitions for cr_logical and 9522 mtjmpr. 9523 (sCOND): Additionally fail for sgt, slt, sge, sle if !TARGET_POWER 9524 and use portable method for >=0 and floating point >=. Remove 9525 associated matchers. 9526 95272000-09-06 Mark Mitchell <mark@codesourcery.com> 9528 9529 * extend.texi: Mark named return value extension as deprecated. 9530 95312000-09-06 Geoff Keating <geoffk@cygnus.com> 9532 9533 * config/rs6000/rs6000.c (rs6000_reverse_condition): Return 9534 the result. 9535 95362000-09-06 Gabriel Dos Reis <gdr@codesourcery.com> 9537 9538 * toplev.c (display_help): Fix thinko in documentation. 9539 9540 * diagnostic.h (output_buffer::indent_skip): New fields. 9541 (output_indentation): New macro. 9542 9543 * diagnostic.c (output_indent): New function. 9544 (output_set_prefix, clear_diagnostic_info): Use. 9545 (output_emit_prefix): Predict future indentation. 9546 95472000-09-06 DJ Delorie <dj@redhat.com> 9548 9549 * Makefile.in (stage_*): add more dependencies to ensure parallel 9550 builds build correctly 9551 95522000-09-06 Manfred Hollstein <manfredh@redhat.com> 9553 9554 * Makefile.in (bootstrap-lean): Depend on bootstrap-lean_g, 9555 not bootstrap-lean_f. 9556 95572000-09-06 Andreas Schwab <schwab@suse.de> 9558 9559 * mklibgcc.in: Emit rule for libgcc-stage-start. 9560 * Makefile.in (stage1-start, stage2-start, stage3-start, 9561 stage4-start): Don't handle libgcc here, use libgcc.mk instead. 9562 95632000-09-06 Bernd Schmidt <bernds@redhat.co.uk> 9564 9565 * local-alloc.c (local_alloc): Ignore CLASS_LIKELY_SPILLED. 9566 (update_equiv_regs): Likewise, except for the mn10200 kludge. 9567 (combine_regs): Likewise. 9568 9569 * Makefile.in (cse.o): Depend on $(BASIC_BLOCK_H). 9570 * cse.c: Include "basic-block.h". 9571 (struct table_elt): New field REGCOST. 9572 (CHEAP_REG): Delete macro. 9573 (COST): Return 0 for REGs. 9574 (approx_reg_cost_1, approx_reg_cost, preferrable): New functions. 9575 (notreg_cost): Return 0 for appropriate SUBREGs. 9576 (COSTS_N_INSNS): Return N * 2. 9577 (rtx_cost): Return 0 for REGs, and use cost of nested rtx for cheap 9578 SUBREGs. 9579 (CHEAPER): Use new function preferrable. 9580 (insert): Initialize REGCOST member. 9581 (find_best_addr): Use approx_reg_cost for estimation of register 9582 usage. 9583 (cse_insn): Likewise. 9584 * loop.c (iv_add_mult_cost): New function. 9585 (add_cost, shift_cost, mult_cost): Delete variables. 9586 (init_loop): Don't initialize add_cost; reduce copy_cost by half. 9587 (strength_reduce): Use iv_add_mult_cost instead of fixed add_cost. 9588 Make code that detects autoinc opportunities slightly less optimistic. 9589 (simplify_giv_expr): If expression contains other reg that is also a 9590 giv, only increment benefit if this is the only use of that reg. 9591 (consec_sets_giv): Take that change into account. 9592 (combine_givs): Slightly more verbose output. 9593 9594 * i386.h (RTX_COSTS): For MULT, return true cost of multiplication, 9595 not the cost of an equivalent shift. 9596 * sh-protos.h (addsubcosts): Declare. 9597 * sh.c (addsubcosts): New function. 9598 * sh.h (CONST_COSTS): If CONST_OK_FOR_I, then return 0. 9599 (RTX_COSTS): Tweak. Use addsubcosts. 9600 (ADDRESS_COST): Return higher cost for reg+reg addressing. 9601 96022000-09-06 Geoff Keating <geoffk@cygnus.com> 9603 9604 * config/rs6000/rs6000.c (validate_condition_mode): New function. 9605 (branch_comparison_operator): Call validate_condition_mode to 9606 abort rather than returning 0. 9607 (branch_positive_comparison_operator): New function. 9608 (scc_comparison_operator): Call validate_condition_mode to abort 9609 rather than returning 0. 9610 (ccr_bit): Call validate_condition_mode. Update for 9611 new branch scheme. 9612 (print_operand): Delete %C modifier. Update %E case 9613 to use EQ bit not SO bit. 9614 (rs6000_reverse_condition): New function. 9615 (rs6000_generate_compare): New function. 9616 (rs6000_emit_sCOND): New function. 9617 (rs6000_emit_cbranch): New function. 9618 (output_cbranch): The length of a long branch insn is 9619 now only 8 bytes. Add validate_condition_mode. Use 9620 rs6000_reverse_condition. Remove cror generation. 9621 9622 * config/rs6000/rs6000.h: Update comments. 9623 (PREDICATE_CODES): Add new predicate. Update codes used 9624 by branch_comparison_operator and scc_comparison_operator. 9625 * config/rs6000/rs6000-protos.h: Add prototypes for 9626 new external functions. 9627 * config/rs6000/rs6000.md: Add new scheduling parameters 9628 for cr_logical instructions. Change length of branch 9629 instructions. 9630 (bCOND patterns): Call rs6000_emit_cbranch. 9631 (sCOND patterns): Call rs6000_emit_sCOND. 9632 (branch patterns): Change lengths to 4. 9633 (cr logical patterns): New. 9634 96352000-09-06 Richard Henderson <rth@cygnus.com> 9636 9637 * config/i386/i386.md (call_pop): Fix test for setting 9638 current_function_uses_pic_offset_table. 9639 (call, call_value_pop, call_value): Likewise. 9640 96412000-09-06 Zack Weinberg <zack@wolery.cumb.org> 9642 9643 * timevar.c (timevar_add): Delete. 9644 (timevar_get): Also count time since the selected timer was 9645 last updated. Do not examine the timevar stack if the 9646 selected timer is standalone. 9647 96482000-09-05 J. David Anglin <dave@hiauly1.hia.nrc.ca> 9649 9650 * gthr-dce.h (__gthread_objc_mutex_deallocate): Free mutex->backend. 9651 96522000-09-05 Jason Merrill <jason@redhat.com> 9653 9654 * c-decl.c (finish_incomplete_decl): Don't call complete_array_type 9655 for 'extern' arrays. 9656 96572000-09-05 Richard Henderson <rth@cygnus.com> 9658 9659 * config/ia64/lib1func.asm (__divtf3): Rebundle for Itanium. 9660 Eliminate final copy from non-trapping case. 9661 (__divdf3, __divsf3): Likewise. 9662 96632000-09-05 Richard Henderson <rth@cygnus.com> 9664 9665 * config/ia64/ia64.md (mulhi3): Fix typo last change. 9666 * config/ia64/lib1func.asm (__divdi3, __udivdi3, __umodsi3): Likewise. 9667 96682000-09-03 Donn Terry <donn@interix.com>, Laurynas Biveinis <lauras@softhome.net> 9669 9670 * Makefile.in: Restructure bootstrap stages to allow clean 9671 restart after failure. 9672 96732000-09-05 Richard Henderson <rth@cygnus.com> 9674 9675 * config/ia64.md (movsi and movdi patterns): Allow moves from 9676 8-bit constants to AR registers. 9677 96782000-09-05 Richard Henderson <rth@cygnus.com> 9679 9680 * config/ia64/ia64.md (mulhi3): New. 9681 96822000-09-05 Richard Henderson <rth@cygnus.com> 9683 9684 * config/ia64/ia64.h (INIT_TARGET_OPTABS): Remove. 9685 * config/ia64/lib1funcs.asm (__divdi3): Update from Intel IA-64 9686 Optimization Guide, minimum latency alternative. 9687 (__moddi3, __udivdi3, __umoddi3): Likewise. 9688 (__divsi3, __modsi3, __udivsi3, __umodsi3): Likewise. 9689 96902000-09-05 Bruce Korb <bkorb@gnu.org> 9691 9692 * fixinc/fixincl.c (load_file): always read header files 9693 with sizes that are a multiple of the page size. 9694 & use libiberty's getpagesize for determining that. 9695 96962000-09-05 Alexandre Oliva <aoliva@redhat.com> 9697 9698 * gcse.c (hash_string_1): Add prototype. 9699 * cse.c (canon_hash_string): Likewise. 9700 97012000-09-04 Craig Newell <CraigN@ieee.org> 9702 9703 * gcc.c: Undefine "__WCHAR_TYPE__" before redefining it. 9704 97052000-09-04 Andreas Schwab <schwab@suse.de> 9706 9707 * Makefile.in (STAGESTUFF): Remove libgcc. 9708 (stage1-start, stage2-start, stage3-start): Copy the contents of 9709 the libgcc directory explicitly. 9710 (mostlyclean): Clean libgcc. 9711 97122000-09-04 Andrew Haley <aph@redhat.com> 9713 9714 * dwarf2out.c: (stack_adjust_offset): New prototype. 9715 9716Wed Jan 1 00:23:59 MET 1997 Jan Hubicka <jh@suse.cz> 9717 9718 * combine.c (make_extraction): Fix rtx_cost comparison to 9719 match the comment. 9720 9721Wed Jan 1 00:17:32 MET 1997 Jan Hubicka <jh@suse.cz> 9722 9723 * i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf, 9724 umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1): 9725 Add '*' to insn pattern name. 9726 97272000-09-04 Jakub Jelinek <jakub@redhat.com> 9728 9729 * cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context, 9730 use posn - 1 to index into tokens array. 9731 (maybe_paste_with_next): Adjust caller. 9732 97332000-09-03 Geoff Keating <geoffk@cygnus.com> 9734 9735 * invoke.texi: Document the -mvxworks option for rs6000 ELF. 9736 9737 * config/rs6000/rs6000.h: Update various comments about XER_REGNO. 9738 (REGNO_REG_CLASS): Use symbolic register 9739 names. 9740 97412000-09-03 Richard Earnshaw <rearnsha@arm.com> 9742 9743 * arm.c (final_prescan_insn): If the form of a jump insn isn't 9744 recognized, don't try to conditionally execute it. 9745 9746Sun Sep 3 13:10:56 2000 Denis Chertykov <denisc@overta.ru> 9747 9748 * config/avr/avr.md ("*tablejump_lib"): New pattern. 9749 (call_value_insn): Right length claculation. 9750 (call_insn): Likewise. 9751 97522000-09-02 Marek Michalkiewicz <marekm@linux.org.pl> 9753 9754 * config/avr/avr-protos.h, config/avr/avr.c (unique_section, 9755 gas_output_limited_string, gas_output_ascii, output_movqi, 9756 output_movhi, out_movqi_r_mr, out_movqi_mr_r, out_movhi_r_mr, 9757 out_movhi_mr_r, out_movsi_r_mr, out_movsi_mr_r, output_movsisf, 9758 out_tstsi, out_tsthi, ret_cond_branch, ashlqi3_out, ashlhi3_out, 9759 ashlsi3_out, ashrqi3_out, ashrhi3_out, ashrsi3_out, lshrqi3_out, 9760 lshrhi3_out, lshrsi3_out, output_reload_inhi, output_reload_insisf, 9761 out_shift_with_cnt, ptrreg_to_str, cond_string, encode_section_info): 9762 Add "const" as needed to remove warnings. 9763 9764 * config/avr/avr.c (avr_override_options, avr_init_once, 9765 function_prologue, function_epilogue, frame_pointer_required_p, 9766 class_likely_spilled_p, order_regs_for_local_alloc, 9767 avr_address_cost, avr_ret_register): Use K&R style arguments. 9768 (initial_elimination_offset, gas_output_limited_string): 9769 Remove ATTRIBUTE_UNUSED from the used arguments. 9770 (output_mov*, out_mov*_r_mr, out_mov*_mr_r, output_reload_insisf): 9771 Use local variables src, dest, base to access operands[]. 9772 Rename reg_dest to reg_src if that's what it is. 9773 (output_movhi, output_movsisf): Optimize loading 8-bit immediate 9774 constants to LD_REGS if reg_was_0. 9775 (output_reload_insisf): Change arg 3 to insn length and set it. 9776 (out_movhi_r_mr, out_movhi_mr_r): Use in/out for more efficient 9777 access to 16-bit I/O register pairs. 9778 (avr_address_cost): Lower cost for the above case. 9779 (out_tsthi): Use "or" (faster) instead of "sbiw" if the operand 9780 may be clobbered, also for LD_REGS. 9781 (adjust_insn_length): Correct insn length for iorhi3 and iorsi3 9782 with a CONST_INT. 9783 9784 * config/avr/avr.h (PTRDIFF_TYPE): Make signed. 9785 9786 * config/avr/avr.md: Change all uses of the TEST_HARD_REG_CLASS 9787 macro to test_hard_reg_class function. 9788 (*movsi, *movsf): Change "cc" attribute from "clobber" to "none" 9789 for loading immediate constants to LD_REGS. 9790 (andsi3, cmphi, cmpsi): Add return statements to avoid warnings. 9791 9792 9793Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <marekm@linux.org.pl> 9794 9795 * config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__ 9796 * config/avr/libgcc.S: Lost part of the previous patch. 9797 97982000-08-31 J. David Anglin <dave@hiauly1.hia.nrc.ca> 9799 9800 * gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t 9801 object before calling pthread_mutex_init. 9802 98032000-09-02 Alexandre Oliva <aoliva@redhat.com> 9804 9805 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm, 9806 config/sh/crtn.asm: New files. 9807 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set. 9808 (crt1.o, crti.o, crtn.o): New targets. 9809 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added 9810 sh/t-elf. 9811 * configure: Rebuilt. 9812 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, 9813 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define. 9814 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): 9815 Undefine for config/elfos.h to redefine. 9816 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h. 9817 98182000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp> 9819 9820 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p, 9821 legitimize_pic_address, output_pic_addr_const): Declare. 9822 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register. 9823 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise. 9824 (TARGET_SWITCHES): New switch -mprefergot. 9825 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot. 9826 (PIC_OFFSET_TABLE_REGNUM): Define. 9827 (GOT_SYMBOL_TABLE): Likewise. 9828 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address. 9829 (ENCODE_SECTION_INFO): Define. 9830 (FINALIZE_PIC): New macros. 9831 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro. 9832 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const. 9833 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const. 9834 (prepare_move_operands): Call emit_pic_move or 9835 emit_pic_const_move if appropriate. 9836 (output_far_jump): For PIC, use braf and output long offset. 9837 (machine_dependent_reorg): 9838 (sh_expand_prologue): Save and initialize the PIC register. 9839 (sh_expand_epilogue): Restore it. 9840 (initial_elimination_offset): Account for it. 9841 (nonpic_symbol_mentioned_p): New function. 9842 (legitimize_pic_address): Likewise. 9843 (output_pic_addr_const): Likewise. 9844 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns. 9845 (call, call_value): Use them. 9846 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg, 9847 symPLT_label2reg): New expands. 9848 * invoke.texi (SH Options): Document -mprefergot. 9849 98502000-09-01 Alexandre Oliva <aoliva@redhat.com> 9851 9852 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro. 9853 * gcse.c (hash_string_1): New function. 9854 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number. 9855 (expr_equiv_p) <ASM_OPERANDS>: Likewise. 9856 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS. 9857 (canon_hash_string): New function. 9858 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number. 9859 (exp_equiv_p) <ASM_OPERANDS>: Likewise. 9860 (fold_rtx): Use ASM_OPERANDS accessor macros. 9861 * emit-rtl.c (copy_insn_1): Likewise. 9862 * integrate.c (copy_rtx_and_substitute): Likewise. 9863 * stmt.c (expand_asm_operands): Likewise. Give an 9864 ASM_OPERANDS rtx the mode of the output reg being set from it. 9865 98662000-09-01 Fred Fish <fnf@be.com> 9867 9868 * fix-header.c (write_rbrac): Add putc and getc to list of 9869 functions to protect against prior definition as a macro. 9870 98712000-09-01 Joseph S. Myers <jsm28@cam.ac.uk> 9872 9873 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE. 9874 (c_size_type_node): Define. 9875 * c-decl.c (init_decl_processing): Initialize c_size_type_node. 9876 * c-common.c (enum format_lengths, enum format_std_version, 9877 format_length_info, format_type_detail, BADLEN, NOLENGTHS, 9878 format_kind_info, printf_length_specs, scanf_length_specs, T89_I, 9879 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL, 9880 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD, 9881 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI, 9882 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM, 9883 format_types): Define. 9884 (format_char_info, print_char_table, scan_char_table, 9885 time_char_table): Rearrange for new organization of information 9886 about format length modifiers and standard versions. 9887 (T_ST): Redefine to use c_size_type_node. 9888 (check_format_info): Obtain information about length modifiers and 9889 standard versions from tables. Adjust warning message wordings. 9890 Use the name from the user's program for `ll' and `hh' length 9891 modifiers in warning messages. Use more informative names for 9892 wanted types where available (for wchar_t, wint_t, size_t, signed 9893 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t). 9894 98952000-09-01 Jim Wilson <wilson@cygnus.com> 9896 9897 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN. 9898 * combine.c (distribute_notes): Handle REG_NORETURN. 9899 * rtl.c (reg_note_name): Add REG_NORETURN. 9900 * rtl.h (enum reg_note): Likewise. 9901 9902 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from 9903 ia64_file_start. 9904 * config/ia64/ia64.c (emit_safe_across_calls): Likewise. 9905 (rtx_needs_barrier): Handle unspec_volatile 8 and 9. 9906 (emit_predicate_relation_info): Handle conditional calls with 9907 REG_NORETURN. 9908 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls 9909 instead of ia64_file_start. 9910 * config/ia64/sysv4.h (ASM_FILE_START): Likewise. 9911 * config/ia64/ia64.md (safe_across_calls_all, 9912 save_across_calls_normal): New patterns. 9913 9914 * loop.c (check_final_value): Check for biv use before checking for 9915 giv use. Check for both biv and giv uses. Always set last_giv_use 9916 if there is a giv use. 9917 99182000-09-01 Richard Henderson <rth@cygnus.com> 9919 9920 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand. 9921 (madddi3): Likewise. 9922 (maddsi3): New. 9923 9924Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 9925 9926 * expr.c (clear_storage): Don't use emit_move_insn unless 9927 either BLKmode or proper size. 9928 (store_constructor): Don't call clear_storage if REG of wrong size. 9929 9930 * flow.c (init_propagate_block_info): Don't mark frame dead at end 9931 of function if returns wiht stack pointer depressed. 9932 99332000-09-01 Andrew Haley <aph@redhat.com> 9934 9935 * dwarf2out.c (stack_adjust_offset): New function. 9936 (dwarf2out_stack_adjust): Break out stack adjust logic into 9937 new stack_adjust_offset function. Look inside parallels and 9938 sequences for stack adjustments. 9939 99402000-08-31 Jeff Law <law@cygnus.com> 9941 9942 * arm.md: Use no_new_pseudos to determine when it is safe 9943 to create new pseudo registers. 9944 9945 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine 9946 when we can safely allocate new registers. 9947 99482000-08-31 Geoffrey Keating <geoffk@cygnus.com> 9949 9950 * stmt.c (expand_asm_operands): Twiddle generating_concat_p 9951 so that CONCATs are not generated for ASMs. 9952 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when 9953 not generating_concat_p. 9954 * function.c (pop_function_context_from): Reset 9955 generating_concat_p. 9956 (prepare_function_start): Likewise. 9957 * rtl.c (generating_concat_p): Define. 9958 * rtl.h (generating_concat_p): Declare. 9959 * toplev.c (rest_of_compilation): No CONCATs after RTL generation. 9960 99612000-08-22 Philipp Thomas <pthomas@suse.de> 9962 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp> 9963 9964 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them 9965 for translation. 9966 99672000-08-30 Greg McGary <greg@mcgary.org> 9968 9969 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh 9970 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC). 9971 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE. 9972 99732000-08-30 Greg McGary <greg@mcgary.org> 9974 9975 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct. 9976 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct. 9977 (TREE_INT_CST): New macro. 9978 * varasm.c (const_hash, compare_constant_1, record_constant_1): 9979 Use new macro TREE_INT_CST. 9980 9981Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net> 9982 9983 * contrib.texi: Add self. 9984 99852000-08-30 Alexandre Oliva <aoliva@redhat.com> 9986 9987 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns. 9988 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps 9989 and labels. 9990 99912000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca> 9992 9993 * fixinc/gnu-regex.c: Don't define `const'. 9994 9995Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 9996 9997 * expr.c (store_constructor): Allow variable bounds of array type. 9998 (expand_expr): Don't blow up if type is ERROR_MARK. 9999 * varasm.c (output_constructor): Don't access lower bound of array 10000 type unless need it if index is supplied (so it can be a variable 10001 if no index is supplied). 10002 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS. 10003 Other minor cleanups. 10004 100052000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca> 10006 10007 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS 10008 for compilations in stage 1 and subsequent stages, respectively. 10009 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1. 10010 * configure: Rebuilt. 10011 * x-vax, x-vax-gcc: Deleted. 10012 100132000-08-29 Zack Weinberg <zack@wolery.cumb.org> 10014 10015 * c-common.c (declare_function_name): Use func_id_node, 10016 function_id_node, and pretty_function_id_node. Do not make 10017 __func__ visible at file scope. 10018 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID, 10019 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID. 10020 (function_id_node, pretty_function_id_node, func_id_node): New 10021 macros. 10022 * c-decl.c (init_decl_processing): Initialize function_id_node, 10023 pretty_function_id_node, and func_id_node. 10024 (c_make_fname_decl): Correct comment. 10025 10026 * tree.h (struct tree_identifier): Constify pointer member. 10027 10028 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *. 10029 * c-pragma.h (struct weak_syms): Constify name and value members. 10030 (add_weak): Constify arguments. 10031 10032 * calls.c (special_function_p): Constify a char *. 10033 (expand_call): Remove variable which is initialized and then 10034 never used. 10035 * dependence.c (struct def_use, struct induction, struct subscript): 10036 Constify 'variable' member. 10037 (get_low_bound, have_induction_variable): Constify char * argument. 10038 (find_induction_variable): Add braces to avoid dangling else. 10039 (classify_dependence): Constify char * arrays. 10040 * profile.c (output_func_start_profiler): Constify a char *. 10041 * stor-layout.c (finalize_record_size): Constify a char *. 10042 * tree.c (is_attribute_p): Constify a char *. 10043 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument. 10044 10045 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code 10046 for comprehensibility. Do not call get_identifier if we did 10047 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to 10048 create temporary string constants, not ggc_alloc_string. No 10049 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const 10050 char * to hold IDENTIFIER_POINTERs. 10051 100522000-08-29 Richard Henderson <rth@cygnus.com> 10053 10054 * config/ia64/ia64.md (muldi3): Use grfr_register_operand 10055 for the inputs. 10056 100572000-08-29 Richard Henderson <rth@cygnus.com> 10058 10059 * reload.c (push_secondary_reload): Allow class == reload_class 10060 if we're using a reload_in/out pattern. 10061 10062 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use 10063 the half that does not conflict with the reload register. 10064 (reload_outti): Likewise. 10065 100662000-08-29 Kazu Hirata <kazu@hxi.com> 10067 10068 * reload.c: Fix formatting. 10069 10070 * stmt.c: Fix formatting. 10071 10072 * gcc.c: Fix formatting. 10073 100742000-08-29 Zack Weinberg <zack@wolery.cumb.org> 10075 10076 * flags.h (time_report, mem_report): New global flags. 10077 * toplev.c: Define time_report and mem_report. 10078 (f_options): Add -ftime-report and -fmem-report. 10079 (compile_file): Turn on time_report if quiet_flag is off. 10080 Call ggc_print_statistics at very end if mem_report is on. 10081 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag. 10082 10083 * ggc-common.c (ggc_print_statistics): Rename to 10084 ggc_print_common_statistics; all callers changed. Scale 10085 quantities above 10K to kilobytes and above 10M to megabytes. 10086 * ggc-page.c (ggc_page_print_statistics): Rename to 10087 ggc_print_statistics. Report memory consumed by internal data 10088 structures for each allocation bucket. Scale quantities above 10089 10K to kilobytes and above 10M to megabytes. 10090 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning. 10091 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning. 10092 Define tally_leaves always. 10093 (ggc_print_statistics): New function. 10094 * ggc.h: Adjust for renamed functions. 10095 10096Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru> 10097 10098 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to 10099 output_movsisf instead of which_alternative. 10100 10101 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter. 10102 10103Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl> 10104 10105 * config/avr/avr-protos.h: (avr_output_ascii) Removed. 10106 (avr_progmem_p): New prototype. 10107 (output_movsisf): Prototype declaration changed. 10108 (output_movqi): New prototype. 10109 (output_movhi): New prototype. 10110 (call_insn_operand): Likewise. 10111 (final_prescan_insn): Likewise. 10112 (avr_simplify_comparision_p): Likewise. 10113 (avr_normalize_condition): Likewise. 10114 (compare_eq_p): Likewise. 10115 (out_shift_with_cnt): Likewise. 10116 (const_int_pow2_p): Likewise. 10117 (output_reload_inhi): Prototype declaration changed. 10118 10119 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared. 10120 (ldi_reg_rtx): New. rtx for r31. 10121 (avr_init_stack): Initialize as "__stack". 10122 (function_prologue): Use it. 10123 Replace all TARGET_ENHANCED with AVR_ENHANCED. 10124 (avr_mcu_name): Initialize as "avr2". 10125 (avr_enhanced_p, avr_mega_p): New variables. 10126 (mcu_types, avr_override_options): Handle all known MCU types. 10127 Also handle avr1 (only preprocess, assemble and link). 10128 (print_operand): Using of `%K' in output template removed. 10129 (out_movqi_r_mr): Optimized. 10130 (out_movhi_r_mr): Likewise. 10131 (output_movqi): New function. 10132 (output_movhi): Likewise. 10133 (out_movsi_r_mr): Optimized. 10134 (output_movsisf): Compute insn length for `adjust_insn_length' 10135 (out_movqi_mr_r): Optimized. 10136 (out_movhi_mr_r): Optimized. 10137 (adjust_insn_length): Use output_movsisf, output_movqi, 10138 output_movhi for insn length adjusting. 10139 (reg_unused_after): Use dead_or_set_p. 10140 (preferred_reload_class): Now haven't any restriction. 10141 (reg_was_0): New function. 10142 (io_address_p): Likewise. 10143 (const_int_pow2_p): Likewise. 10144 (output_reload_inhi): Likewise. 10145 (output_reload_insisf): Likewise. 10146 10147 * config/avr/avr.h (MULTILIB_DEFAULTS): Define. 10148 (LIB_SPEC): Use -lc for all supported devices. 10149 (LIBGCC_SPEC): Use -lgcc for all supported devices. 10150 (AVR_MEGA): Define as avr_mega_p. 10151 (AVR_ENHANCED): New, define as avr_enhanced_p. 10152 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=... 10153 (CPP_SPEC, LINK_SPEC): Handle all known MCU types. 10154 (CRT_BINUTILS_SPECS): Handle all known MCU types. 10155 Rename gcrt1-*.o to make file names unique on 8.3 filesystems. 10156 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC. 10157 (ASM_SPEC): Pass -mmcu=... to the assembler. 10158 Change all -DAVR_* to -D__AVR_*__. 10159 (INIT_TARGET_OPTABS), config/avr/libgcc.S: 10160 Rename library functions to start with two underscores. 10161 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid 10162 alignment. 10163 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)). 10164 (SUPPORTS_WEAK): Likewise. 10165 (LDI_REG_REGNO): New. Register r31 will be used as temporary 10166 register for loading constants to r0-r14. 10167 10168 * config/avr/avr.md: Replace all TARGET_ENHANCED with 10169 AVR_ENHANCED. 10170 (*mov_r_sp): Removed. Handled by output_movhi. 10171 (*mov_sp_r): Likewise. 10172 (*mov_sp_r_no_interrupts): Likewise 10173 (*mov_sp_r_tiny): Likewise. 10174 (*movqi): Use output_movqi. 10175 (*reload_inqi): New. 10176 (*movhi): Use output_movhi. 10177 (*reload_inhi): New. 10178 (*negsi2): Optimized. 10179 (*negsf2): Likewise. 10180 Added peepholes (define_peephole2) for loading constants to r0-r14 10181 and for using `cpse' command. 10182 10183 * config/avr/libgcc.S: Rename library functions to start with two 10184 underscores. 10185 Add support for enhanced core. 10186 (_moqhi3): Fix typo, now _modqi3. 10187 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word. 10188 (__prologue_saves__): Remove test for stack adjust by 0. 10189 (__tablejump__): New. 10190 10191 * config/avr/t-avr: Build libgcc2 with -mcall-prologues. 10192 Add multilib support. 10193 10194Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com) 10195 10196 * loop.c (prescan_loop): Don't check unknown_address_altered 10197 when deciding if insert_loop_mem is safe. Add BLKmode MEMs 10198 to loop_store_mems as necessary. 10199 (loop_invariant_p): Don't check unknown_address_altered 10200 or unknown_constant_address_altered. 10201 102022000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca> 10203 10204 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns. 10205 102062000-08-29 Zack Weinberg <zack@wolery.cumb.org> 10207 10208 * cpperror.c (print_file_and_line): If line is (unsigned int)-1, 10209 print just the filename. 10210 * cpplex.c (_cpp_run_directive): Add additional argument, the 10211 name to give the synthetic buffer. This defaults to 10212 translated "<command line>". 10213 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert): 10214 Adjust to match. 10215 (_cpp_define_builtin): New function. 10216 * cppinit.c (initialize_builtins): Use _cpp_define_builtin. 10217 * cpphash.h: Update prototypes. 10218 10219 * tradcpp.c (main): Process -D and -U simultaneously, in the 10220 order they appeared on the command line. 10221 102222000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 10223 10224 * c-decl.c (define_label): Call warning_with_file_and_line and 10225 error_with_file_and_line instead of plain warning or error. 10226 10227 * c-parse.in (label): Use save_filename/save_lineno to ensure 10228 correct values for calls to define_label. 10229 102302000-08-29 Mark Mitchell <mark@codesourcery.com> 10231 10232 * calls.c (expand_call): Don't create a VAR_DECL just to throw it 10233 away. 10234 * expr.c (expand_expr, case TARGET_EXPR): Don't call 10235 mark_addressable. 10236 * tree.h (get_file_function_name): Remove two duplicate 10237 declarations. 10238 102392000-08-28 Kazu Hirata <kazu@hxi.com> 10240 10241 * tree.c: Fix formatting. 10242 10243 * xcoffout.c: Fix formatting. 10244 102452000-08-28 Jason Merrill <jason@redhat.com> 10246 10247 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer. 10248 102492000-08-28 Daniel Berlin <dberlin@redhat.com> 10250 10251 * dwarf2out.c (dwarf2out_finish): Don't bother calling 10252 break_out_includes if it won't do anything. 10253 102542000-08-28 Richard Henderson <rth@cygnus.com> 10255 10256 * reload.c (push_secondary_reload): Revert 2000-08-16 change. 10257 (find_reloads): Likewise. 10258 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change. 10259 (reload_inhi): Likewise. 10260 102612000-08-28 Richard Henderson <rth@cygnus.com> 10262 10263 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined. 10264 (call_insn_operand): Don't expect a surrounding mem. 10265 (constant_call_address_operand): Likewise. 10266 * config/i386/i386.h (PREDICATE_CODES): Update. 10267 * config/i386/i386.md (call patterns): Move the match_operand 10268 for the call destination inside the mem. 10269 102702000-08-28 Richard Henderson <rth@cygnus.com> 10271 10272 * local-alloc.c (requires_inout): Don't use reserved range for 10273 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER. 10274 * recog.c (asm_operand_ok): Likewise. 10275 (preprocess_constraints, constrain_operands): Likewise. 10276 * regclass.c (record_reg_classes): Likewise. 10277 * reload.c (find_reloads): Likewise. 10278 * reload1.c (maybe_fix_stack_asms): Likewise. 10279 (reload_cse_simplify_operands): Likewise. 10280 * stmt.c (expand_asm_operands): Likewise. 10281 10282 * md.texi: Update constraints documentation. 10283 * tm.texi (EXTRA_CONSTRAINT): Update. 10284 102852000-08-28 Daniel Berlin <dberlin@redhat.com> 10286 10287 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__". 10288 (print_die): If we don't know the offset of the 10289 target die, try the symbol. Add a trailing newline. 10290 (reverse_all_dies): New fn. 10291 (dwarf2out_finish): Call it. 10292 (break_out_includes): Reorganize for clarity. 10293 (add_sibling_attributes): Don't call reverse_die_lists. 10294 (output_comp_unit): Rename from output_comdat_comp_unit. Use for 10295 primary CU, too. 10296 * flags.h: Add flag_eliminate_dwarf2_dups. 10297 * toplev.c (f_options): Support -feliminate-dwarf2-dups. 10298 102992000-08-28 Jason Merrill <jason@redhat.com> 10300 10301 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags. 10302 * dwarf2out.c: #include "md5.h". 10303 (DIE_LABEL_PREFIX): New macro. 10304 (dw_val_struct): Add 'external' flag to val_die_ref. 10305 (add_AT_die_ref, AT_ref): Adjust. 10306 (AT_ref_external, set_AT_ref_external): New fns. 10307 (build_abbrev_table): Call set_AT_ref_external. 10308 (value_format): Call AT_ref_external. 10309 (die_struct): Add die_symbol field. 10310 (new_die): Clear it. 10311 (dwarf_tag_name): Handle BINCL/EINCL. 10312 (dwarf2out_start_source_file): Add BINCL DIE. 10313 (dwarf2out_end_source_file): Add EINCL DIE. 10314 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns. 10315 (loc_checksum, attr_checksum, die_checksum): New fns. 10316 (is_type_die, is_comdat_die, is_symbol_die): New fns. 10317 (compute_section_prefix, assign_symbol_names): New fns. 10318 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns. 10319 (output_die): Call output_die_symbol and AT_ref_external. 10320 (output_comdat_comp_unit): New fn, split out from... 10321 (dwarf2out_finish): ...here. Also call add_sibling_attributes for 10322 secondary CUs. 10323 (output_pubnames, output_aranges): Abort if we see entries from 10324 secondary CUs. 10325 * toplev.h: Declare file_name_nondirectory. 10326 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend. 10327 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel. 10328 (debug_start_source_file): Call dwarf2out_start_source_file 10329 regardless of debug verbosity. 10330 (debug_end_source_file): Similarly. 10331 * tree.h: Declare clean_symbol_name. 10332 * tree.c (clean_symbol_name): Split out from... 10333 (get_file_function_name_long): ...here. 10334 10335 * dwarf2out.c (new_loc_descr): Use calloc. 10336 (splice_child_die): Remove the die from the right parent. 10337 (gen_struct_or_union_die): Don't add AT_name to a specification DIE. 10338 10339Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 10340 10341 * toplev.c (decode_g_option): Don't give warning for unknown -g 10342 option; return 0 instead. 10343 (main): If -g option is not recognized by front end or 10344 language-independent code, give warning. 10345 103462000-08-28 Greg McGary <greg@mcgary.org> 10347 10348 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl. 10349 * config/i386/i386.c (ix86_expand_compare): Remove `static'. 10350 * config/i386/i386.md (trap, conditional_trap): New insn & expand. 10351 103522000-08-27 Greg McGary <greg@mcgary.org> 10353 10354 * cpplex.c (parse_string): Don't look for backslash 10355 before first char in `namebuf'. 10356 * loop.c (strength_reduce): Skip NOTEs. 10357 103582000-08-27 Jason Merrill <jason@redhat.com> 10359 10360 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear 10361 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or 10362 TREE_ASM_WRITTEN, either. 10363 (finish_decl): Adjust. 10364 103652000-08-28 Philipp Thomas <pthomas@suse.de> 10366 10367 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as 10368 they have been incorporated into the gettext CVS. Change the text to 10369 reflect the current status of NLS. Add instructions for accessing 10370 the gettext CVS and add the patch from Martin v. Löwis. 10371 103722000-08-27 Geoff Keating <geoffk@cygnus.com> 10373 10374 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe 10375 by using gen_lowpart_common. 10376 (movdi_internal64+6): Likewise. 10377 103782000-08-26 Alexandre Oliva <aoliva@redhat.com> 10379 10380 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION): 10381 Document. 10382 10383 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register 10384 numbers to the ranges used by GDB. 10385 103862000-08-25 Richard Henderson <rth@cygnus.com> 10387 10388 * config/ia64/ia64.h (struct machine_function): Add n_varargs. 10389 * config/ia64/ia64.c (ia64_compute_frame_size): Use it. 10390 (ia64_expand_prologue): Likewise. 10391 (ia64_setup_incoming_varargs): Set it. Properly skip the current 10392 argument for stdargs. 10393 103942000-08-25 Jason Merrill <jason@redhat.com> 10395 10396 * integrate.c (expand_inline_function): Pull out the original decl. 10397 103982000-08-25 Jim Wilson <wilson@cygnus.com> 10399 10400 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem. 10401 10402 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl. 10403 104042000-08-25 Greg McGary <greg@mcgary.org> 10405 10406 * flow.c (dump_edge_info): Use ARRAY_SIZE. 10407 * config/alpha/alpha.c (alpha_expand_block_move): Likewise. 10408 104092000-08-25 Richard Earnshaw <rearnsha@arm.com> 10410 10411 * arm.h (STRUCT_VALUE): Define to 0, not NULL. 10412 10413Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com) 10414 10415 * i386.c (ix86_find_base_term): New. 10416 * i386-protos.h (ix86_find_base_term): Prototype. 10417 * i386.h (FIND_BASE_TERM): Define. 10418 * alias.c (find_base_term): Use it. 10419 * tm.texi (FIND_BASE_TERM): Document it. 10420 10421 * alias.c (true_dependence, write_dependence_p): Unchanging 10422 memory can't conflict with non-unchanging memory. 10423 10424 * alias.c (memrefs_conflict_p): A BLKmode reference 10425 to a symbol (or CONST_INT address) always conflicts 10426 with a reference to another symbol. 10427 104282000-08-25 Joseph S. Myers <jsm28@cam.ac.uk> 10429 10430 * c-common.c (time_char_table): Don't allow width and flags with 10431 "z" format. 10432 104332000-08-25 Jakub Jelinek <jakub@redhat.com> 10434 10435 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same 10436 way as LT and LTU when the second operand has 0 in low word. 10437 104382000-08-26 Michael Hayes <mhayes@cygnus.com> 10439 10440 * basic-block.h (struct loop): Rename `exits' field to 10441 `exit_edges'. Add `entry_edges' and `num_entries' fields. 10442 10443 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find. 10444 (flow_loop_entry_edges_find): Add. 10445 (flow_edge_list_print): Rename from flow_exits_print. 10446 (flow_loops_find): Call flow_loop_entry_edges_find. 10447 (flow_loop_dump): Dump entry_edges list. 10448 (flow_loops_free): Free entry_edges. 10449 104502000-08-26 Michael Hayes <mhayes@cygnus.com> 10451 10452 * loop.c (loop_dump_aux, debug_loop): New functions. 10453 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros. 10454 10455 * flow.c (flow_loops_dump): Add callback parameter. 10456 (flow_loop_dump): Add callback parameter and call it. Move 10457 loop note debugging code to loop_dump_aux. 10458 10459 * basic-block.h (flow_loop_dump): Add callback parameter 10460 (flow_loops_dump): Likewise. 10461 10462 * toplev.c (rest_of_compilation): Add NULL callback function pointer 10463 to call to flow_loops_dump. 10464 104652000-08-26 Michael Hayes <mhayes@cygnus.com> 10466 10467 * loop.c (count_loop_regs_set): Replace start and end arguments 10468 with loop argument. All callers udated. 10469 104702000-08-26 Michael Hayes <mhayes@cygnus.com> 10471 10472 * loop.c (constant_high_bytes): Delete. 10473 104742000-08-26 Michael Hayes <mhayes@cygnus.com> 10475 10476 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT 10477 and NOTE_INSN_LOOP_VTOP to... 10478 (find_and_verify_loops) ...here. 10479 10480Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com> 10481 10482 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default. 10483 (fini_dummy, init_dummy): Use it. 10484 10485Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net> 10486 10487 * cpplex.c (is_macro_disabled): Caller has already checked 10488 that we're not a preprocessed file. 10489 104902000-08-24 Mark Mitchell <mark@codesourcery.com> 10491 10492 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o. 10493 (c-iterate.o): Remove target. 10494 * gcc/c-common.h (enum rid): Remove RID_ITERATOR. 10495 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators. 10496 (finish_decl): Don't handle iterators. 10497 (grokdeclarator): Likewise. 10498 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords. 10499 * gcc/c-gperf.h: Regenerated. 10500 * gcc/c-iterate.c: Removed. 10501 * gcc/c-lex.c (init_lex): Don't handle iterators. 10502 * gcc/c-parse.in (primary): Remove pop_iterator_stack call. 10503 (compstmt_primary_start): Remove push_iterator_stack call. 10504 (stmt): Don't allow iterator statements. Replace iterator_expand 10505 with expand_expr_stmt. 10506 (all_iter_stmt): Remove. 10507 (all_iter_stmt_simple): Likewise. 10508 (all_iter_stmt_with_decl): Likewise. 10509 * gcc/c-tree.h (ITERATOR_P): Remove. 10510 (ITERATOR_BOUND_P): Likewise. 10511 (init_iterators): Remove declaration. 10512 (iterator_expand): Likewise. 10513 (iterator_for_loop_start): Likewise. 10514 (iterator_for_loop_end): Likewise. 10515 (iterator_for_loop_record): Likewise. 10516 (push_iterator_stack): Likewise. 10517 (pop_iterator_stack): Likewise. 10518 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P. 10519 (readonly_warning): Likewise. 10520 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it. 10521 105222000-08-24 Jim Wilson <wilson@cygnus.com> 10523 10524 * c-common.c (decl_attributes, case A_ALIGN): Revert last change. 10525 Copy type in a TYPE_DECL, just like pushdecl does. 10526 105272000-08-24 Richard Henderson <rth@cygnus.com> 10528 10529 * toplev.c (main): Enable flag_reorder_blocks at -O2. 10530 105312000-08-24 Zack Weinberg <zack@wolery.cumb.org> 10532 10533 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're 10534 asked for one page, allocate GGC_QUIRE_SIZE of them and put 10535 the extras on the free list. 10536 (release_pages): Clean up. 10537 (ggc_set_mark): Don't adjust G.allocated here... 10538 (sweep_pages): ... do it here. 10539 105402000-08-24 Zack Weinberg <zack@wolery.cumb.org> 10541 10542 * cppfiles.c (read_include_file): Rearrange initializations. 10543 105442000-08-24 Richard Henderson <rth@cygnus.com> 10545 10546 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X. 10547 10548 * config/ia64/ia64-protos.h: Update. 10549 * config/ia64/ia64.c (gr_register_operand): New. 10550 (fr_register_operand, grfr_register_operand): New. 10551 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New. 10552 (grfr_reg_or_8bit_operand): New. 10553 (gr_reg_or_0_operand): Rename from reg_or_0_operand and 10554 use gr_register_operand. 10555 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise. 10556 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise. 10557 (gr_reg_or_8bit_and_adjusted_operand): Likewise. 10558 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise. 10559 (fr_reg_or_fp01_operand): Likewise. 10560 (not_postinc_memory_operand): New. 10561 (ia64_split_timode): Remove unused variables. 10562 (rtx_needs_barrier): Check arguments to cmpxchg. 10563 (builtin_description): Remove. 10564 (bdesc_2argsi, bdesc_2argdi): Remove. 10565 (ia64_init_builtins): Declare all builtins directly. 10566 (ia64_expand_fetch_and_op): Rewrite to be called from 10567 ia64_expand_builtin directly. Use expand_binop and co. 10568 (ia64_expand_op_and_fetch): Likewise. 10569 (ia64_expand_compare_and_swap): Likewise. 10570 (ia64_expand_binop_builtin): Remove. 10571 (ia64_expand_lock_test_and_set): New. 10572 (ia64_expand_lock_release): New. 10573 (ia64_expand_builtin): Use them. 10574 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New. 10575 (EXTRA_CONSTRAINT): Use it. 10576 (PREDICATE_CODES): Update. 10577 * config/ia64/ia64.md (*): Use gr_register_operand and co. 10578 (mf): Indicate that we set memory as well as use it. 10579 (fetchadd_acq_si): Show memory being modified as well. 10580 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise. 10581 (val_compare_and_swap_si, val_compare_and_swap_di): Remove. 10582 (lock_test_and_set_si, lock_test_and_set_di): Remove. 10583 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove. 10584 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove. 10585 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove. 10586 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove. 10587 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove. 10588 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove. 10589 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove. 10590 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove. 10591 * config/ia64/ia64intrin.h (*): Cast result to the appropriate 10592 return type. Pretty print definitions. 10593 105942000-08-24 Jim Wilson <wilson@cygnus.com> 10595 10596 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if 10597 we have a SYMBOL_REF with SYMBOL_REF_FLAG set. 10598 105992000-08-24 Jason Merrill <jason@redhat.com> 10600 10601 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, 10602 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input. 10603 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag, 10604 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails. 10605 106062000-08-24 Greg McGary <greg@mcgary.org> 10607 10608 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab, 10609 and extendtab within their proper array boundaries. 10610 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds 10611 for the entire array. 10612 10613 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE. 10614 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise. 10615 * config/avr/avr.c (order_regs_for_local_alloc): Likewise. 10616 * config/fr30/fr30.c (fr30_print_operand): Likewise. 10617 * config/i386/dgux.c (output_options): Likewise. 10618 * config/i386/dgux.h (ASM_FILE_START): Likewise. 10619 * config/m88k/m88k.c (output_options): Likewise. 10620 * config/m88k/m88k.h (ASM_FILE_START): Likewise. 10621 * config/mcore/mcore.c (mcore_output_inline_const_forced, 10622 layout_mcore_frame, handle_structs_in_regs): Likewise. 10623 * config/mips/mips.c (output_block_move): Likewise. 10624 * config/rs6000/rs6000.c (rs6000_override_options, 10625 rs6000_file_start): Likewise. 10626 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise. 10627 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise. 10628 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise. 10629 * builtins.c (expand_builtin_setjmp): Likewise. 10630 * expr.c (safe_from_p): Likewise. 10631 * flow.c (life_analysis): Likewise. 10632 * fold-const.c (size_int_type_wide): Likewise. 10633 * gcc.c (translate_options, init_spec, set_spec, main): Likewise. 10634 * genattrtab.c (make_length_attrs): Likewise. 10635 * genopinit.c (gen_insn): Likewise. 10636 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise. 10637 * global.c (global_alloc): Likewise. 10638 * local-alloc.c (find_free_reg): Likewise. 10639 * mips-tdump.c (print_symbol): Likewise. 10640 * mips-tfile.c (parse_def, parse_input): Likewise. 10641 * reload1.c (NUM_ELIMINABLE_REGS): Likewise. 10642 * stmt.c (expand_nl_goto_receiver): Likewise. 10643 * stor-layout.c (set_sizetype): Likewise. 10644 * varasm.c (decode_reg_name): Likewise. 10645 * toplev.c (decode_f_option, decode_W_option, 10646 set_target_switch, print_switch_values): Likewise. 10647 (NUM_ELEM): Remove macro. 10648 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/ 10649 106502000-08-24 Greg McGary <greg@mcgary.org> 10651 10652 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'. 10653 (MAIN_NAME_P, main_identifier_node): New macros. 10654 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node. 10655 * c-decl.c (start_decl, grokdeclarator, start_function, 10656 store_parm_decls, finish_function): Use MAIN_NAME_P. 10657 * config/avr/avr.c (function_prologue, function_epilogue): Likewise. 10658 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise. 10659 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise. 10660 * config/pdp11/pdp11.c (output_function_prologue): Likewise. 10661 106622000-08-24 Greg McGary <greg@mcgary.org> 10663 10664 * cppfiles.c (actual_directory): Don't write beyond `dir' 10665 when it contains "". 10666 * real.c (asctoeg): Stay within bounds of etens[][]. 10667 106682000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 10669 10670 * dependence.c (dependence_string, direction_string, 10671 dump_one_node, dump_node_dependence): Hide unused identifiers. 10672 (get_low_bound, normalize_coefficients): Match definition to 10673 static prototype. 10674 (get_one_coefficient): Initialize variables `value0_is_idx' and 10675 `value1_is_idx'. 10676 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED. 10677 (ziv_test): Delete variable `idx', use parameter `sub' instead. 10678 (direction_merge): Avoid automatic aggregate initialization. 10679 (have_dependence_p): Use `src' not `dest' to set `src_idx'. 10680 Initialize variables `dest_idx' and `src_idx'. 10681 (end_dependence_analysis): Avoid C89 style function definition. 10682 106832000-08-24 Joseph S. Myers <jsm28@cam.ac.uk> 10684 10685 * c-common.c (time_char_table): Don't allow width with %F. 10686 (check_format_info): Don't allow "Z" length with scanf. 10687 106882000-08-24 Gabriel Dos Reis <gdr@codesourcery.com> 10689 10690 * diagnostic.c (finish_diagnostic): Define. 10691 (output_do_printf): Use wrap_text instead of output_add_string. 10692 (default_print_error_function): Avoid embedded '\n'. 10693 10694 * diagnostic.h (flush_diagnostic_buffer): Declare. 10695 106962000-08-23 Alexandre Oliva <aoliva@redhat.com> 10697 10698 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'. 10699 107002000-08-23 Hans-Peter Nilsson <hp@axis.com> 10701 10702 * Makefile.in (GCC_PASSES): Add specs. 10703 107042000-08-23 Jim Wilson <wilson@cygnus.com> 10705 10706 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New. 10707 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither 10708 EHANDLER nor UHANDLER bit is set. 10709 (__get_except_table): Likewise. 10710 107112000-08-23 Nick Clifton <nickc@redhat.com> 10712 10713 * config/arm/lib1funcs.asm: Replace upper case condition codes 10714 with lower case versions. 10715 10716 * config/arm/arm.h (STRUCT_VALUE): Define. 10717 (STRUCT_VALUE_REGNUM): Delete. 10718 107192000-08-23 Zack Weinberg <zack@wolery.cumb.org> 10720 10721 * cpphash.h (IN_I): New flag for directive table. 10722 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and 10723 #pragma with IN_I. 10724 (_cpp_check_directive): If -fpreprocessed, execute directives 10725 marked with IN_I. Issue no warnings in this case. 10726 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed. 10727 107282000-08-23 Joseph S. Myers <jsm28@cam.ac.uk> 10729 10730 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and 10731 %u. 10732 (check_format_info): Support printf 'I' flag; warn about it with 10733 -pedantic. 10734 107352000-08-23 Richard Earnshaw (rearnsha@arm.com) 10736 10737 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment 10738 barrier can't be ignored by the alias analysis code. 10739 107402000-08-12 Eli Zaretskii <eliz@is.elta.co.il> 10741 10742 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it 10743 works inside fixincl. 10744 10745Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com> 10746 10747 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to 10748 simplify_relational_operation() unless both operands are of 10749 VOIDmode. 10750 * cse.c (fold_rtx): Likewise. 10751 10752Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com) 10753 10754 * rtlanal.c (rtx_unstable_p): The pic register is stable 10755 (within one function) and the actual rtx should be used 10756 when checking the registers. 10757 (rtx_addr_can_trap_p): Pic memory addresses can't trap. 10758 10759 * alias.c (true_dependence, write_dependence_p): Fix 10760 bug in previous patch. 10761 10762 * i386.c (ix86_GOT_alias_set): New. 10763 (legitimize_pic_address): Use it. 10764 10765 * rtlanal.c (rtx_unstable_p): An unchanging MEM is 10766 only stable if its address is stable. 10767 (rtx_varies_p): An unchanging MEM can't vary if 10768 its address doesn't vary. 10769 107702000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 10771 10772 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code. 10773 107742000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca> 10775 10776 * vax.h (ASM_SPEC): Pass `-J' to assembler. 10777 * x-vax-gcc: New file for bootstrapping with gcc. 10778 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'. 10779 * configure.in: Use x-vax-gcc with gcc. 10780 * configure: Rebuilt. 10781 10782Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 10783 10784 * toplev.c (rest_of_compilation): Rebuild label notes after 10785 post-reload splitting pass if new labels have been created. 10786 107872000-08-22 Gabriel Dos Reis <gdr@codesourcery.com> 10788 10789 * diagnostic.h (output_buffer_state): New macro. 10790 * diagnostic.c (diagnostic_for_decl, sorry, 10791 default_print_error_function, output_do_verbatim, 10792 report_diagnostic, report_problematic_module): Use it. 10793 (wrap_text): Tweak. 10794 (output_format): Use wrap_text instead of maybe_wrap_text. 10795 107962000-08-22 Nick Clifton <nickc@redhat.com> 10797 10798 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro. 10799 Common code for ARM divide and modulus functions. 10800 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of 10801 ARM_DIV_MOD_BODY. 10802 (FUNC_END): New macro: Common code at the end of the division and 10803 modulo functions. 10804 (THUMB_FUNCTION_START): New macro: Common code at the start of 10805 Thumb functions. 10806 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros. 10807 10808Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp> 10809 10810 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing. 10811 10812 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to 10813 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't 10814 const0_rtx. 10815 108162000-08-22 Nick Clifton <nickc@redhat.com> 10817 10818 * config/arm/lib1funcs.asm (__umodsi3): Before performing any 10819 restorative additions, test for bottom bits of IP being set, 10820 rather than relying upon the RORs not matching. 10821 (__modsi3): Ditto. 10822 108232000-08-22 David Edelsohn <edelsohn@gnu.org> 10824 10825 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or 10826 text_section() as appropriate instead of emitting text csect 10827 pseudo-op directly. 10828 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment. 10829 (UNIQUE_SECTION): Define macro. 10830 (ASM_OUTPUT_SECTION_NAME): Define macro. 10831 * rs6000.c (rs6000_override_options): Disable -ffunction-sections 10832 on AIX if debugging and -fdata-sections always. 10833 108342000-08-22 Steven King <sxking@uswest.net> 10835 10836 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double 10837 machinery. 10838 (LDBL_MAX): Same here. 10839 108402000-08-22 Richard Henderson <rth@cygnus.com> 10841 10842 * flow.c (tidy_fallthru_edge): Update b->end properly. 10843 108442000-08-22 Stan Cox <scox@redhat.com> 10845 10846 * Makefile.in (OBJS): Add dependence.o. 10847 * dependence.c: New file. 10848 108492000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca> 10850 10851 * calls.c (check_sibcall_argument_overlap_1): Adjust for 10852 ARGS_GROW_DOWNWARD. 10853 (check_sibcall_argument_overlap): Likewise. 10854 108552000-08-22 Alexandre Oliva <aoliva@redhat.com> 10856 10857 * invoke.texi (SH Options): Document -m4-nofpu, 10858 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd, 10859 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace. 10860 108612000-08-22 Joseph S. Myers <jsm28@cam.ac.uk> 10862 10863 * c-common.c (check_format_info): Give the 'some locales' warning 10864 for strftime %Ey rather than the unconditional 'only last 2 digits 10865 of year' one. 10866 108672000-08-22 Richard Henderson <rth@cygnus.com> 10868 10869 * alias.c (init_alias_analysis): Do not register 10870 struct_value_incoming_rtx or static_chain_rtx as pointing 10871 to stack memory. 10872 10873Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com) 10874 10875 * protoize.c (munge_compile_params): Fix typo and formatting buglets. 10876 108772000-08-22 Gabriel Dos Reis <gdr@codesourcery.com> 10878 10879 * diagnostic.h (report_problematic_module): Declare. 10880 * diagnostic.c (report_problematic_module): New function. 10881 (report_error_function): Tweak. 10882 10883Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 10884 10885 * stmt.c (expand_goto_internal, fixup_gotos): Only check 10886 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE. 10887 108882000-08-21 Richard Henderson <rth@cygnus.com> 10889 10890 * flow.c (calculate_global_regs_live): Mark frame pointer live 10891 everywhere before reload. 10892 108932000-08-21 Jim Wilson <wilson@cygnus.com> 10894 10895 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle 10896 INTEL_EXTENDED_IEEE_FORMAT. 10897 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally 10898 clear last two bytes of output FP value. 10899 109002000-08-21 Graham Stott <grahams@cygnus.co.uk> 10901 10902 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL. 10903 109042000-08-21 Jakub Jelinek <jakub@redhat.com> 10905 10906 * unroll.c (loop_find_equiv_value): If ret is modified between 10907 insn and loop_start, ret might not be equivalent to reg. 10908 109092000-08-21 Joseph S. Myers <jsm28@cam.ac.uk> 10910 10911 * c-common.c (init_dollar_format_checking, 10912 maybe_read_dollar_number, finish_dollar_format_checking): New 10913 functions. 10914 (dollar_arguments_used, dollar_arguments_count, 10915 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned): 10916 New variables. 10917 (check_format_info): Support $ formats for scanf and printf width 10918 and precision. Always increment format_chars to advance past the 10919 '*' of precision, not just when the format parameters are 10920 available to check. 10921 109222000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 10923 10924 * mips.c (block_move_loop, expand_block_move, 10925 function_arg_partial_nregs, save_restore_insns, function_prologue, 10926 mips_expand_prologue, RA_MASK): Avoid using the `U' integer 10927 constant suffix. 10928 (function_arg_advance, function_arg): Match argument to format 10929 specifier `%p'. 10930 109312000-08-21 Nix <nix@esperi.demon.co.uk> 10932 10933 * gcc.c (do_spec_1): Implement %j spec flag. 10934 Remove dead comment. 10935 10936 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET. 10937 * system.h (HOST_BIT_BUCKET): Default to "/dev/null". 10938 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL". 10939 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise. 10940 10941 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if 10942 writable) instead of hardcoded value. 10943 10944 * toplev.c (compile_file): Output to a file even if -fsyntax-only. 10945 10946 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill 10947 MKTEMP_EACH_FILE. 10948 10949 * gcc.c (cc1_options): Do not process -o or run the assembler if 10950 -fsyntax-only. 10951 * objc/lang-spec.h: Likewise. 10952 109532000-08-21 Eli Zaretskii <eliz@is.elta.co.il> 10954 10955 * fixinc/fixincl.c (fix_with_system): Pipe the output of 10956 "external" fixes through `cat', to avoid truncating the input 10957 file by redirection. 10958 109592000-08-21 Jakub Jelinek <jakub@redhat.com> 10960 10961 * config/i386/i386.md (lea_general_1): Copy insn condition to split 10962 condition. 10963 (lea_general_2, lea_general_3): Likewise. 10964 109652000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 10966 10967 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional 10968 warnings to user code. 10969 10970 * c-lex.c (readescape, yylex): Likewise. 10971 10972 * c-typeck.c (store_init_value, process_init_element): Likewise 10973 (c_expand_start_case): Format. 10974 109752000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl> 10976 10977 * mips/linux.h (LINK_SPEC): Use %(endian_spec). 10978 10979 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC 10980 and linker_endian_spec to endian_spec. 10981 (ENDIAN_SPEC): Add %{EB} and %{EL}. 10982 (LINK_SPEC): Remove %{EB} and %{EL}. 10983 (ASM_SPEC): Likewise. Use %(endian_spec). 10984 109852000-08-21 Joseph S. Myers <jsm28@cam.ac.uk> 10986 10987 * c-tree.h (flag_hosted): Move declaration from here... 10988 * c-common.h (flag_hosted): ... to here. 10989 (flag_noniso_default_format_attributes): New declaration. 10990 * c-decl.c (flag_noniso_default_format_attributes): New variable. 10991 (c_decode_option): Set it appropriately for options choosing 10992 language standard variant. 10993 * c-common.c (init_function_format_info): Only provide default 10994 format attributes if flag_hosted. Only provide the gettext 10995 formats if flag_noniso_default_format_attributes. Update 10996 comments. 10997 (check_format_info): Disable treatment of %a as a scanf flag in 10998 C99 mode. 10999 110002000-08-21 Joseph S. Myers <jsm28@cam.ac.uk> 11001 11002 * c-common.c (scan_char_table): Add 'w' to flags for all formats 11003 except 'n'. 11004 (check_format_info): Set 'wide' for scanf format widths. Warn for 11005 a zero scanf width. Make the check for writing into a constant 11006 object at the first level of indirection; at later levels, warn if 11007 any type qualifiers are encountered. 11008 11009Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com) 11010 11011 * reload.c (reload_inner_reg_of_subreg): New function broken out of 11012 push_reload. 11013 (push_reload): Use reload_inner_reg_of_subreg. 11014 (combine_reloads): Do not combine reloads if the input reload 11015 is a SUBREG in which the inner part will need reloading. 11016 11017 * global.c (global_alloc): Avoid passing dumpfile argument to 11018 reload routines. 11019 * toplev.c (rest_of_compilation): Likewise. 11020 * reload.h (reload): Remove dumpfile argument. Callers changed. 11021 (debug_reload, debug_reload_to_stream): Move prototypes here. 11022 * rtl.h (reload): Remove dumpfile argument. 11023 * reload.c (debug_reload): Remove prototype. 11024 (debug_reload_to_stream): Likewise. 11025 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file 11026 instead. 11027 110282000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com> 11029 11030 * diagnostic.c (context_as_prefix): Export. 11031 (need_error_newline): Remove. 11032 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects. 11033 (error_module_changed, record_last_error_module, 11034 error_function_changed, record_last_error_function): New functions. 11035 (initialize_diagnostics): Default initialize 11036 lang_diagnostic_starter, lang_diagnostic_finalizer. 11037 (init_output_buffer): Tweak. 11038 (file_name_as_prefix): New function. 11039 (announce_function, default_print_error_function, 11040 report_error_function, set_diagnostic_context): Tweak. 11041 110422000-08-21 Richard Earnshaw <rearnsha@arm.com> 11043 11044 * flow.c (init_propagate_block_info): Handle SUBREG in a jump 11045 condition expression. 11046 110472000-08-20 Richard Henderson <rth@cygnus.com> 11048 11049 * flow.c (merge_blocks_nomove): Don't seek back past the bb note. 11050 110512000-08-20 Zack Weinberg <zack@wolery.cumb.org> 11052 11053 * cppinit.c (cpp_init): Set global flag when called. 11054 (cpp_reader_init): Bomb out if cpp_init hasn't been called. 11055 11056Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su> 11057 11058 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just 11059 before `process_directive' so that newlines won't be missed 11060 for directives. 11061 (cpp_printf): Increment `print->lineno' when newline is emitted. 11062 11063 * cppmain.c (cb_ident): Likewise. 11064 (cb_define): Likewise. 11065 (cb_undef): Likewise. 11066 (cb_include): Likewise. 11067 (cb_def_pragma): Likewise. 11068 (dump_macros_helper): Likewise. 11069 110702000-08-20 Richard Henderson <rth@cygnus.com> 11071 11072 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc 11073 assigned before a loop. 11074 11075 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count. 11076 (ashrsi3, lshrsi3): Likewise. 11077 110782000-08-20 Gabriel Dos Reis <gdr@codesourcery.com> 11079 11080 * c-lang.c: #include diagnostic.h 11081 (c_tree_printer): New function. 11082 (lang_init): Initialize lang_printer. 11083 11084 * Makefile.in (c-lang.o): Depends on diagnostic.h 11085 110862000-08-20 Gabriel Dos Reis <gdr@codesourcery.com> 11087 11088 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. 11089 11090 * diagnostic.c (default_diagnostic_starter, 11091 default_diagnostic_finalizer): New functions. 11092 (diagnostic_for_asm, diagnostic_for_decl): Tweak. 11093 (pedwarn, pedwarn_with_file_and_line, error, 11094 error_with_file_and_line, fatal, warning, 11095 warning_with_file_and_line): Adjust call to report_diagnostic. 11096 (report_diagnostic): Rework. 11097 (set_diagnostic_context): New function. 11098 11099 * diagnostic.h (struct diagnostic_context): New data structure. 11100 (diagnostic_message, diagnostic_argument_list, 11101 diagnostic_file_location, diagnostic_line_location, 11102 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer, 11103 diagnostic_finalizer, diagnostic_auxiliary_data): New macros. 11104 (set_diagnostic_context): Declare. 11105 (report_diagnostic): Change prototype. 11106 11107Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net> 11108 11109 * fix-header.c (main): Initialize cpplib. 11110 111112000-08-19 Michael Meissner <meissner@redhat.com> 11112 11113 * ifcvt.c (find_if_block): Do not assume that a THEN block has any 11114 instructions in it before checking for indirect jumps. 11115 11116 * ifcvt.c (find_if_block): Do not consider a THEN block that ends 11117 in an indirect jump as a potential for conditional execution. 11118 11119 * d30v.h (d30v_init_expanders): Don't declare here. 11120 * d30v-protos.h (d30v_init_expanders): Declare here with a valid 11121 prototype. 11122 11123Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net> 11124 11125 * cpp.texi: Add @section for assertions. 11126 11127Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com) 11128 11129 * loop.c (scan_loop): Use CONST_CALL_P instead of 11130 checking for REG_LIBCALL / REG_RETVAL. 11131 11132Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com) 11133 11134 * reload1.c (reload_as_needed): Accept dumpfile argument, 11135 pass it to emit_reload_insns. 11136 (emit_reload_insns): Add new dumpfile argument. If non-null 11137 then dump the reloads for each insn into the dumpfile. 11138 (reload): Pass dumpfile to reload_as_needed. 11139 11140 * invoke.texi: Clean up linux-gnu vs linux comments. 11141 111422000-08-19 Richard Henderson <rth@cygnus.com> 11143 11144 * config/ia64/ia64.c (reg_or_5bit_operand): New. 11145 (ia64_depz_field_mask): New. 11146 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New. 11147 (PREDICATE_CODES): Update. 11148 * config/ia64/ia64.md: Update commentary. 11149 (depz_internal): New. 11150 (ashlsi3): Implement directly. 11151 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants. 11152 (ashldi3): Use shladd. 11153 * config/ia64/ia64-protos.h: Update. 11154 111552000-08-18 Zack Weinberg <zack@wolery.cumb.org> 11156 11157 * toplev.c (independent_decode_option): Always process -g. 11158 Remove third argument, now unused. Adjust caller to match. 11159 111602000-08-18 Richard Henderson <rth@cygnus.com> 11161 11162 * combine.c (make_compound_operation): Break after creating 11163 the extraction. 11164 111652000-08-18 Zack Weinberg <zack@wolery.cumb.org> 11166 11167 * cpplib.c (cpp_register_pragma_space): Just return if the 11168 namespace is already registered. 11169 111702000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com> 11171 11172 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a 11173 constant amount. Do not generate ROTL instruction. 11174 11175Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com> 11176 11177 * config/sh/elf.h: Do not include sh/sh.h. 11178 * config/sh/rtems.h: Likewise. 11179 * config/sh/rtemself.h: Do not include sh/elf.h. 11180 * configure.in: Get them included with `tm_file's. 11181 * configure: Rebuilt. 11182 11183 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify. 11184 * config/sh/sh.c (fpscr_set_from_mem): Use them. 11185 11186Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 11187 11188 * stor-layout.c (compute_record_type): Don't use mode of single 11189 field as mode of record if not integer mode of same type. 11190 11191 * regmove.c (perhaps_ends_bb_p): New function. 11192 (optimize_reg_copy_1, optimize_reg_copy_2): Call it. 11193 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise. 11194 (fixup_match_1): Likewise. 11195 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to 11196 avoid signed/unsigned warnings. 11197 11198 * function.c (fixup_var_refs_1, case MEM): Update CODE after 11199 updating X. 11200 11201Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net> 11202 11203 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS. 11204 (_cpp_trigraph_map): Declaration moved from cpplex.c 11205 11206 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1 11207 instead of 256. Use consistent test for designated initializers. 11208 (cpp_init): Initialize trigraph_map. 11209 (initialize_standard_includes, parse_option): Use memcmp 11210 instead of strncmp. 11211 11212 * cpplex.c (init_trigraph_map): Remove. 11213 (trigraph_ok, trigraph_replace, lex_line): Refer to 11214 _cpp_trigraph_map. 11215 11216 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete. 11217 (do_unassert): Remove unused "next" local. 11218 11219 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype. 11220 112212000-08-18 Emmanuel Marty <emarty@suntech.fr> 11222 11223 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return 11224 insn. 11225 112262000-08-17 Richard Henderson <rth@cygnus.com> 11227 11228 * config/ia64/ia64.c (spill_restore_mem): Handle emitting 11229 the first insn in a sequence. 11230 11231Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com) 11232 11233 * alias.c (true_dependence, write_dependence_p): A read 11234 involving a label_ref or the constant pool doesn't create 11235 a dependency. 11236 11237 * rtl.h (unchanging): Improve documentation. 11238 112392000-08-17 Rodney Brown <RodneyBrown@mynd.com> 11240 11241 * cse.c (insert_regs): Remove unused `regno'. 11242 112432000-08-17 Neil Booth <NeilB@earthling.net> 11244 11245 * (cppinit.c) merge_include_chains: Use remove_dup_dir, 11246 remove_dup_dirs. If qtail == brack, remove brack not 11247 qtail. 11248 (remove_dup_dir, remove_dup_dirs): New functions. 11249 112502000-08-17 Neil Booth <NeilB@earthling.net> 11251 11252 * cppinit.c (cpp_cleanup): Free include dir chains. 11253 * cpplib.c (do_undef): Let _cpp_free_definition make the node void. 11254 (do_unassert): Free the assert with _cpp_free_definition. 11255 * cppmacro.c (_cpp_free_definition): Free memory allocated for 11256 assertions. Make the node a T_VOID node. 11257 112582000-08-17 Neil Booth <NeilB@earthling.net> 11259 11260 * cppinit.c (path_include, append_include_chain): 11261 Remove 2nd parameter (struct cpp_pending *). 11262 (path_include, initialize_standard_includes, cpp_handle_option): 11263 Update callers appropriately. 11264 (cpp_handle_option): Use pend. 11265 112662000-08-17 Neil Booth <NeilB@earthling.net> 11267 11268 * cppinit.c (sort_options): Remove, put functionality in 11269 cpp_init. 11270 (cpp_init): New. 11271 (initialize_builtins): Free memory. 11272 (cpp_start_read): Move init_IStable to cpp_init. 11273 11274 * cpplib.h (cpp_init): New prototype. 11275 * cppmain.c (main): Call cpp_init. 11276 11277Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com) 11278 11279 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P. 11280 (rtx_unstable_p, rtx_varies_p): Process vectors. 11281 112822000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp> 11283 11284 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all 11285 references to GLOBAL symbols. Use LOCAL where appropriate. 11286 112872000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 11288 11289 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always 11290 use t-aix41 when host == target. 11291 112922000-08-16 Richard Henderson <rth@cygnus.com> 11293 11294 * reload.c (push_secondary_reload): Revert last change. 11295 If we use a reload_in/out pattern, make the when the same 11296 as the primary reload. 11297 (find_reloads): Likewise. 11298 112992000-08-16 Manfred Hollstein <manfredh@redhat.com> 11300 11301 * configure.in (libstdcxx-v3): Fix test. 11302 * configure: Regenerate. 11303 11304Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 11305 11306 * calls.c (calls_function_1, expand_call): Only test 11307 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE. 11308 * function.c (thread_prologue_and_epilogue_insns): Likewise. 11309 113102000-08-16 Richard Henderson <rth@cygnus.com> 11311 11312 * combine.c (simplify_shift_const): Revert previous two 11313 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count 11314 before the main loop. 11315 113162000-08-15 Richard Henderson <rth@cygnus.com> 11317 11318 * combine.c (simplify_shift_const): Bound shift count when 11319 combining shifts. 11320 11321Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 11322 11323 * calls.c (ECF_SP_DEPRESSED): New macro. 11324 (calls_function_1): Treat calling sp-depressed function as alloca. 11325 (emit_call_1): Don't adjust SP if calling sp-depressed function. 11326 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED. 11327 If sp-depressed, ensure block saves and restores SP. 11328 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE 11329 for INTEGER_TYPE. 11330 * function.c (keep_stack_depressed): New function. 11331 (thread_prologue_and_epilogue_insns): Call it. 11332 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED 11333 to print DECL_OFFSET_ALIGN. 11334 Print no-force-blk and transparent-union flags properly. 11335 * stmt.c (expand_goto_internal): Don't restore stack if last block 11336 and function returns with sp depressed. 11337 (fixup_gotos): Likewise. 11338 (save_stack_pointer): New function, from code in expand_decl. 11339 (expand_decl): Call new function. 11340 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK. 11341 (TYPE_RETURNS_STACK_DEPRESSED): New macro. 11342 (save_stack_pointer): New declaration. 11343 11344 * diagnostic.c (fatal_function): New variable. 11345 (set_fatal_function): New function. 11346 (fatal): Call it. 11347 * diagnostic.h (set_fatal_function): New declaration. 11348 113492000-08-15 William Cohen <wcohen@redhat.com> 11350 11351 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined. 11352 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info. 11353 (DWARF2_ASM_LINE_DEBUG_INFO): Defined. 11354 113552000-08-15 Richard Henderson <rth@cygnus.com> 11356 11357 * flow.c (mark_used_reg): Set reg_cond_reg appropriately. 11358 113592000-08-15 Richard Earnshaw <rearnsha@arm.com> 11360 11361 * arm.c (arm_function_ok_for_sibcall): New function. 11362 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define. 11363 * arm.md (call expanders): Don't check here for calls that can't 11364 be sibling calls. 11365 113662000-08-15 Richard Earnshaw <rearnsha@arm.com> 11367 11368 * arm.md (splits generating cond_exec): Disable. 11369 113702000-08-15 Richard Earnshaw <rearnsha@arm.com> 11371 11372 * arm/linux-elf.h (text_section): Delete declaration. 11373 113742000-08-15 Richard Earnshaw <rearnsha@arm.com> 11375 11376 ARM support for unordered FP operations. 11377 * arm-protos.h (arm_comparison_operator): Declare. 11378 * arm.c (arm_comparison_operator): New function. 11379 (arm_select_cc_mode): Add unordered comparison codes. 11380 (get_arm_condition_code): Likewise. 11381 (arm_final_prescan_insn): Can't handle unordered jumps that can't 11382 be done in one insn. 11383 * arm.h (PREDICATE_CODES): Add arm_comparison_operator. 11384 * arm.md (all uses of comparison_operator): Replace with 11385 arm_comparison_operator. 11386 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New 11387 expands. 11388 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New 11389 patterns. 11390 11391Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com> 11392 11393 * gthr-posix.h: Conditionally include <sched.h>; include 11394 <config.h> from libobjc/. 11395 113962000-08-14 Richard Henderson <rth@cygnus.com> 11397 11398 * config/i386/i386.c (legitimize_pic_address): Use Pmode 11399 for all CONSTs. 11400 114012000-08-14 Richard Henderson <rth@cygnus.com> 11402 11403 * configure.in (ia64-*): Set float_format for i386 long double. 11404 11405 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT 11406 as we would for i386 XFmode. 11407 (PUT_REAL): Likewise. 11408 (endian, ereal_atof, real_value_truncate): Likewise. 11409 (ereal_isneg, toe64, etens, make_nan): Likewise. 11410 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise. 11411 11412 * config/ia64/ia64-protos.h: Update. 11413 * config/ia64/ia64.c (general_tfmode_operand): New. 11414 (destination_tfmode_operand): New. 11415 (tfreg_or_fp01_operand): New. 11416 (ia64_split_timode): New. 11417 (spill_tfmode_operand): New. 11418 (ia64_expand_prologue): Use TFmode not XFmode. 11419 (ia64_expand_epilogue): Likewise. 11420 (ia64_function_arg): Likewise. 11421 (ia64_function_arg_advance): Likewise. 11422 (ia64_return_in_memory): Likewise. 11423 (ia64_function_value): Likewise. 11424 (ia64_print_operand): Likewise. 11425 (ia64_register_move_cost): Set GR<->FR to 5. 11426 (ia64_secondary_reload_class): Get GR for TImode memory op. 11427 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove. 11428 (ROUND_TYPE_ALIGN): Remove. 11429 (LONG_DOUBLE_TYPE_SIZE): Set to 128. 11430 (INTEL_EXTENDED_IEEE_FORMAT): Define. 11431 (HARD_REGNO_NREGS): Use TFmode, not XFmode. 11432 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs. 11433 (MODES_TIEABLE_P): Use TFmode, not XFmode. 11434 (CLASS_MAX_NREGS): Likewise. 11435 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks. 11436 (PREDICATE_CODES): Update. 11437 * config/ia64/ia64.md (movti): New. 11438 (movti_internal): Use a clobber for memory alternatives. 11439 (reload_inti, reload_outti): New. 11440 (movsfcc_astep): Predicate properly. 11441 (movdfcc_astep): Likewise. 11442 (movxf): Remove. 11443 (movtf): New. 11444 (extendsftf2, extenddftf2): New. 11445 (trunctfsf2, trunctfdf2): New. 11446 (floatditf2, fix_trunctfdi2): New. 11447 (floatunsditf2, fixuns_trunctfdi2): New. 11448 (addtf3, subtf3, multf3, abstf2): New. 11449 (negtf2, nabstf2, mintf3, maxtf3): New. 11450 (maddtf3, msubtf3, nmultf3, nmaddtf3): New. 11451 (cmptf): New. 11452 (fr_spill): Use TFmode, not XFmode. 11453 (fr_restore): Likewise. 11454 * config/ia64/lib1funcs.asm (__divtf3): New. 11455 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it. 11456 114572000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 11458 11459 * cse.c (fold_rtx): Avoid empty body in an if-statement. 11460 11461 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the 11462 `U' integer constant suffix. 11463 11464 * dwarf2out.c (add_subscript_info): Avoid empty body in an 11465 else-statement. 11466 11467 * sparc/sol2.h (__enable_execute_stack): Prototype. 11468 114692000-08-14 David Edelsohn <edelsohn@gnu.org> 11470 11471 * collect2.c: Remove use of AIX import file. 11472 11473 * longlong.h: Test ARCH_PWR not ARCH_POWER. 11474 11475 * rs6000.c (print_operand, case 'E'): Add else. 11476 114772000-08-14 Richard Henderson <rth@cygnus.com> 11478 11479 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address. 11480 (movdi_symbolic): New. 11481 114822000-08-14 Jim Wilson <wilson@cygnus.com> 11483 11484 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic 11485 to GNU as. For Intel as, pass -M const_gp and -M no_plabel. 11486 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic 11487 to GNU as. 11488 114892000-08-14 Richard Henderson <rth@cygnus.com> 11490 11491 * expr.c (emit_group_load): Don't force constants into registers. 11492 Special case source already in the correct mode. 11493 114942000-08-14 Zack Weinberg <zack@wolery.cumb.org> 11495 11496 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*. 11497 * fixinc/inclhack.def: Likewise. 11498 * fixinc/mkfixinc.sh: Likewise. 11499 * configure: Regenerate. 11500 * fixinc/fixincl.x: Regenerate. 11501 * install.texi: Document equivalence of linux and linux-gnu. 11502 11503Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 11504 11505 * cse.c (insert_regs): Also in REG case: When finding an invalid 11506 value, and we make a new quantity, make sure that it won't be 11507 mistaken by for a valid one by mention_regs. 11508 115092000-08-13 Ralf Gütlein <ralf.guetlein@aranea.de> 11510 11511 * h8300.md: Remove obsolete peepholes. 11512 115132000-08-13 Kazu Hirata <kazu@hxi.com> 11514 11515 * invoke.texi (H8/300 Options): Fix typos. 11516 * config/h8300.c: Fix formatting. 11517 * config/h8300.h: Fix comment typos. 11518 (OVERRIDE_OPTIONS): Fix formatting. 11519 11520 * function.c: Fix formatting. 11521 11522 * cse.c: Fix formatting. 11523 115242000-08-13 Geoff Keating <geoffk@cygnus.com> 11525 11526 * flow.c (attempt_auto_inc): Remove unused variable `bb'. 11527 (attempt_auto_inc): Suppress parentheses warning. 11528 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'. 11529 * loop.c (load_mems): Remove `u' suffix in two places. 11530 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from 11531 hex constants. 11532 * config/rs6000/rs6000.h: Likewise. 11533 * config/rs6000/sol-c0.c: Prototype some functions. Remove the 11534 __eabi dummy routine. 11535 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused 11536 variable `buf_ptr'. 11537 11538 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to 11539 not put stuff in .sdata unnecessarily. 11540 (rs6000_unique_section): New function. 11541 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section. 11542 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define. 11543 11544 * c-typeck.c (build_array_ref): Don't complain about non-lvalue 11545 arrays in C99. Don't try to look at DECL_REGISTER of a 11546 COMPONENT_REF. Don't complain twice about the same error. 11547 11548 * fixinc/inclhack.def (aix_pthread): New fix. 11549 (aix_sysmachine): New fix. 11550 * fixinc/fixincl.x: Regenerate. 11551 11552 * expr.c (expand_expr): Call convert_modes when turning a large 11553 multiply into a small one. 11554 115552000-08-12 Geoff Keating <geoffk@cygnus.com> 11556 11557 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of 11558 the tree structure an exponent rather than an explicit alignment 11559 so it doesn't overflow. 11560 (SET_DECL_OFFSET_ALIGN): New macro. 11561 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN 11562 rather than DECL_OFFSET_ALIGN. 11563 (place_field): Likewise. 11564 * expmed.c (store_bit_field): Abort on align==0 to avoid 11565 antisocial machine behavior. 11566 115672000-08-12 Richard Henderson <rth@cygnus.com> 11568 11569 * sibcall.c (uses_addressof): Accept both addressof and 11570 current_function_internal_arg_pointer inside a mem. 11571 (optimize_sibling_and_tail_recursive_call): Fail tail recursion 11572 if current_function_uses_addressof. 11573 * stmt.c (expand_return): Kill tail recursion and HAVE_return 11574 optimizations. 11575 115762000-08-11 Richard Henderson <rth@cygnus.com> 11577 11578 * config/ia64/ia64.md (addsi3): Remove expander. 11579 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise. 11580 (*addsi3_shladd): New. 11581 115822000-08-11 Richard Henderson <rth@cygnus.com> 11583 11584 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander. 11585 (do_restore): Likewise. 11586 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New. 11587 (ia64_expand_prologue, ia64_expand_epilogue): Use them. 11588 (rtx_needs_barrier): Track actual bit manipulation for 11589 ar.unat moves, gr_spill, and gr_restore. 11590 (emit_insn_group_barriers): Special case gr_spill/gr_restore. 11591 (process_set): Don't handle varargs spills. 11592 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit 11593 .mem.offset here instead of in process_set. 11594 (gr_restore): Likewise. 11595 115962000-08-11 Richard Henderson <rth@cygnus.com> 11597 11598 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode. 11599 116002000-08-11 Mark Elbrecht <snowball3@bigfoot.com> 11601 11602 * gcc.texi (The Configuration File): Document 11603 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and 11604 UPDATE_PATH_HOST_CANONICALIZATION. 11605 116062000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 11607 11608 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for 11609 unprototyped function pointer casts on integer constants. 11610 116112000-08-11 Laurynas Biveinis <lauras@softhome.net> 11612 11613 * fixproto: Recognize DOS paths with drive letters as absolute paths. 11614 116152000-08-11 Nathan Sidwell <nathan@codesourcery.com> 11616 11617 * extend.texi (Volatiles): Fix typos. 11618 116192000-08-11 Kazu Hirata <kazu@hxi.com> 11620 11621 * flow.c: Fix formatting. 11622 116232000-08-11 Richard Henderson <rth@cygnus.com> 11624 11625 * reload.c (push_secondary_reload): When invoking a reload_{in,out} 11626 pattern, always allocate a tertiary scratch register. 11627 11628 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch. 11629 (reload_inhi): Likewise. 11630 116312000-08-11 Richard Henderson <rth@cygnus.com> 11632 11633 * function.c (put_reg_into_stack): Allow type to be NULL. 11634 (schedule_fixup_var_refs): Likewise. 11635 (gen_mem_addressof): Allow decl to be NULL. 11636 (put_addressof_into_stack): Likewise. 11637 11638 * flow.c (merge_blocks_nomove): Be more careful about 11639 locating the beginning of block A. 11640 11641 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED. 11642 11643Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com> 11644 11645 * configure.in: 11646 * configure: 11647 * gthr-posix.h: 11648 * config.in: Reverted the check for <sched.h>. 11649 116502000-08-10 Chris Demetriou <cgd@sibyte.com> 11651 11652 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New 11653 macros define the name of CTOR and DTOR sections. 11654 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN, 11655 DTOR_LIST_END): Change to use attributes to specify 11656 sections. 11657 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME, 11658 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN, 11659 DTOR_LIST_END): Same as in mips/elf.h. 11660 116612000-08-10 Drew Moseley <dmoseley@redhat.com> 11662 11663 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly 11664 disabling just crt0.o. 11665 116662000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com> 11667 11668 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork. 11669 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs. 11670 (EXTRA_SPECS): Add them. 11671 * arm/lib1funcs.asm: Support builds for interworking. 11672 Use macros to eliminate duplicated pieces of code. 11673 116742000-08-10 Kazu Hirata <kazu@hxi.com> 11675 11676 * h8300.c (expand_a_rotate): New. 11677 (emit_a_rotate): Likewise. 11678 (h8300_adjust_insn_length): Add support for the rotate insns. 11679 * h8300.md (rotlqi3): New. 11680 (*rotlqi3_1): Likewise. 11681 (rotlhi3): Likewise. 11682 (*rotlhi3_1): Likewise. 11683 (rotlhi3): Likewise. 11684 (*rotlhi3_1): Likewise. 11685 * h8300-proto.h: Add prototypes for expand_a_rotate and 11686 emit_a_rotate. 11687 11688 * h8300.c: Fix comment typos. 11689 (dosize): Declare the variable amount as unsigned. 11690 (get_shift_alg): Fix a comparison between signed and unsigned. 11691 (emit_a_shift): Likewise. 11692 (h8300_adjust_insn_length): Simplify the code. 11693 11694 * c-decl.c: Fix formatting. 11695 116962000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 11697 11698 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a 11699 warning about non-traditional numeric constant suffixes. 11700 11701 * cppexp.c (parse_number): Likewise. 11702 11703 * invoke.texi: (-Wtraditional): Document new behavior. 11704 11705Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com> 11706 11707 * gthr-posix.h: Include auto-host.h. Conditionally include 11708 <sched.h>. 11709 * configure.in: Check for the <sched.h> header file. 11710 * config.in: Added define for HAVE_SCHED_H. 11711 117122000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 11713 11714 * c-typeck.c (process_init_element): For -Wtraditional, warn about 11715 initialization of unions. 11716 11717 * invoke.texi (-Wtraditional): Document new behavior. 11718 117192000-08-09 Zack Weinberg <zack@wolery.cumb.org> 11720 11721 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE 11722 instead of extra_c_flags. 11723 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags. 11724 * configure: Regenerate. 11725 * config.in: Regenerate. 11726 11727 * cpperror.c (cpp_type2name): New function. 11728 * cpplex.c (lex_line): If we issued an error for an invalid 11729 preprocessing directive, discard that logical line. 11730 * cpplib.c (do_line): Call a hook function if the current file 11731 is renamed by #line. 11732 (do_ident): Pass the contents of the string, not the entire 11733 token, to the callback function. 11734 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define. 11735 (cb.rename_file): New hook function. 11736 (cb.ident): Adjust prototype. 11737 (cpp_type2name): Prototype. 11738 * cppmacro.c (dump_macro_args): Correct precedence lossage. 11739 11740 * cppmain.c (cb_ident): Update for changed interface. 11741 (cb_rename_file): New function. 11742 (main): Set rename callback. 11743 117442000-08-09 Alexandre Oliva <aoliva@redhat.com> 11745 11746 * caller-save.c (mark_referenced_regs): Mark partially-overwritten 11747 multi-word registers. 11748 117492000-08-08 Joseph S. Myers <jsm28@cam.ac.uk> 11750 11751 * c-common.c (combine_strings, check_format_info): Refer to ISO C 11752 or ISO C89 instead of ANSI C. 11753 * c-decl.c (grokdeclarator, xref_tag, finish_struct, 11754 build_enumerator, do_case): Likewise. 11755 * c-lex.c (parse_float, yylex): Likewise. 11756 * c-parse.in: Likewise. 11757 * c-typeck.c (common_type, build_array_ref, build_binary_op, 11758 build_unary_op, pedantic_lvalue_warning, build_conditional_expr, 11759 build_c_cast, convert_for_assignment, set_init_index, 11760 set_init_label, c_expand_start_case): Likewise. 11761 * toplev.c (documented_lang_options, display_help): Likewise. 11762 117632000-08-08 Kazu Hirata <kazu@hxi.com> 11764 11765 * h8300.c: Fix formatting. 11766 * h8300.h: Likewise. 11767 * h8300.md: Likewise. 11768 (movsi_h8300hs): Fix formatting of the resulting assembly code. 11769 11770 * reload1.c: Fix formatting. 11771 117722000-08-08 Rodney Brown <RodneyBrown@mynd.com> 11773 11774 * alpha/alpha.c (alpha_emit_xfloating_libcall): 11775 Use GEN_CALL_VALUE define. 11776 * alpha/alpha.md (untyped_call): Use GEN_CALL define. 11777 * clipper/clipper.md (untyped_call): Likewise. 11778 * dsp16xx/dsp16xx.md (untyped_call): Likewise. 11779 * fx80/fx80.md (untyped_call): Likewise. 11780 * mips/mips.md (untyped_call): Likewise. 11781 * ns32k/ns32k.md (untyped_call): Likewise. 11782 * pa/pa.md (untyped_call): Likewise. 11783 * romp/romp.md (untyped_call): Likewise. 11784 * sparc/sparc.md (untyped_call): Likewise. 11785 117862000-08-08 Jason Eckhardt <jle@cygnus.com> 11787 11788 * config/i860/i860.c (singlemove_string): Do not generate assembler 11789 pseudo instructions that must be expanded (that is, with signed 11790 constants larger than 16 bits). 11791 117922000-08-08 Richard Henderson <rth@cygnus.com> 11793 11794 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and 11795 PROP_AUTOINC at -O0. Don't collect alias info at -O0. 11796 (init_propagate_block_info): Don't kill memory stores at -O0. 11797 (mark_set_1, mark_used_regs): Likewise. 11798 117992000-08-08 David Edelsohn <edelsohn@gnu.org> 11800 11801 * rs6000.c (optimization_options): Decorate 'level' as 11802 ATTRIBUTE_UNUSED. 11803 (mask64_operand): Remove sign-extend thinko. 11804 (rldic_operand): New function. 11805 (load_multiple_operation): regno's are unsigned ints. 11806 (store_multiple_operation): Likewise. 11807 (lmw_operation): Likewise. 11808 (stmw_operation): Likewise. 11809 (includes_lshift_p): shift_mask is unsigned int. 11810 (includes_lshift64_p): New function. 11811 (addrs_ok_for_quad_peep): unsigned int reg1. 11812 (print_operand): Consistently add "else" after 11813 output_operand_lossage(). 11814 (print_operand, case 'b'): Fold in case 'W'. 11815 (print_operand, case 'W'): Print rldic MB value. 11816 (output_epilogue): Update Objective-C language string. 11817 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned. 11818 * rs6000.h (PREDICATE_CODES): Add rldic_operand. 11819 * rs6000.md (ashldi3): Add rldic instruction. 11820 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE". 11821 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template 11822 modifier. 11823 118242000-08-08 Richard Henderson <rth@cygnus.com> 11825 11826 * config/ia64/ia64-protos.h: Remove duplicates. Update 11827 for massive code rearrangements. 11828 * config/ia64/ia64.c (ia64_arpfs_regno): Remove. 11829 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove. 11830 (ia64_local_regs, ia64_need_regstk): Remove. 11831 (ar_ccv_reg_operand): New. 11832 (ia64_gp_save_reg): New. 11833 (struct ia64_frame_info): Combine most of the size elements; 11834 add new gr save elements. 11835 (find_gr_spill): New. 11836 (next_scratch_gr_reg): New. 11837 (mark_reg_gr_used_mask): New. 11838 (ia64_compute_frame_size): Rewrite. Allocate special AR regs 11839 to GR backing store regs when possible. 11840 (ia64_initial_elimination_offset): New. 11841 (ia64_rap_fp_offset): Remove. 11842 (save_restore_insns): Remove. 11843 (setup_spill_pointers): New. 11844 (finish_spill_pointers): New. 11845 (spill_restore_mem): New. 11846 (do_spill, do_restore): New. 11847 (ia64_expand_prologue): Rewrite to use them. 11848 (ia64_expand_epilogue): Likewise. 11849 (ia64_direct_return): Update for current_frame_info changes. 11850 (ia64_function_prologue): Simplify .prologue emission. Emit 11851 .spill when needed. 11852 (ia64_setup_incoming_varargs): Don't ever emit rtl. 11853 (ia64_dbx_register_number): New. 11854 (ia64_initialize_trampoline): New. 11855 (ia64_secondary_reload_class): Request GR_REGS for integer 11856 arithmetic destined for FR_REGS. 11857 (ia64_init_machine_status): Don't reset return_address_pointer_rtx. 11858 (ia64_mark_machine_status): Mark ia64_gp_save. 11859 (rws_access_regno): Rename from rws_access_reg; don't treat 11860 predicates specially. 11861 (rws_access_reg): New. Update all callers. 11862 (rtx_needs_barrier): Remove dead unspecs. 11863 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit. 11864 (ia64_encode_section_info): Silence signed/unsigned warnings. 11865 (spill_offset, sp_offset, spill_offset_emitted): Remove. 11866 (tmp_reg, tmp_saved): Remove. 11867 (process_set): Rewrite to expect complicated bits via 11868 REG_FRAME_RELATED_EXPR. 11869 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit 11870 in the use of ar.ccv; never set RTX_UNCHANGING_P. 11871 (ia64_expand_op_and_fetch): Likewise. 11872 (ia64_expand_compare_and_swap): Likewise. 11873 (ia64_expand_builtin): Likewise. 11874 * config/ia64/ia64.h (AR_UNAT_REGNUM): New. 11875 (FIRST_PSEUDO_REGISTER): Update. 11876 (AR_M_REGNO_P): Update. 11877 (FIXED_REGS): Don't mark three local registers as used. 11878 (EXTRA_CC_MODES): New. 11879 (SELECT_CC_MODE): New. 11880 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode. 11881 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates. 11882 (FRAME_GROWS_DOWNWARD): Unset. 11883 (STARTING_FRAME_OFFSET): Zero. 11884 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer. 11885 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function. 11886 (HARD_FRAME_POINTER_REGNUM): New. 11887 (CAN_DEBUG_WITHOUT_FP): Define. 11888 (TRAMPOLINE_TEMPLATE): Remove. 11889 (TRAMPOLINE_SIZE): Lower to 32. 11890 (TRAMPOLINE_ALIGNMENT): Lower to 64. 11891 (INITIALIZE_TRAMPOLINE): Defer to out of line function. 11892 (PREDICATE_CODES): Update. 11893 (struct machine_function): Add ia64_gp_save. 11894 * config/ia64/ia64.md: Purge unused unspecs. 11895 (movsi patterns): Allow moves to/from AR_M_REGS. 11896 (movdi patterns): Allow moves to/from p0. 11897 (call patterns): Move most setjmp hackery to ia64_gp_save_reg. 11898 (gr_spill, gr_restore): Indicate ar.unat read/written. 11899 (nonlocal_goto): Don't pass old frame_pointer. 11900 (nonlocal_goto_receiver): Remove. 11901 (exception_receiver): New. 11902 (builtin_setjmp_setup): New. 11903 (builtin_setjmp_receiver): New. 11904 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle. 11905 (__ia64_nonlocal_goto): Bundle. Don't kill r7. 11906 (__ia64_restore_stack_nonlocal): Likewise. 11907 (__ia64_trampoline): New. 11908 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line 11909 function. 11910 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline. 11911 119122000-08-08 Richard Henderson <rth@cygnus.com> 11913 11914 * frame.h (ia64_frame_state): Add my_psp. 11915 * libgcc2.c (ia64_throw_helper): Add throw_sp argument. 11916 (__throw): Pass it in. Don't clobber r7. 11917 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline. 11918 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when 11919 and nothing to do with sp. 11920 (normalize_reg_loc): Use frame->my_psp. 11921 (frame_translate): Handle frame-pointer-less functions. Set 11922 spill_base correctly, in absence of being told. 11923 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp. 11924 (__ia64_backtrace_helper): New sp argument. Use 11925 builtin_return_address instead of label addresses. 11926 (print_record) [mem_stack_v]: No size member. 11927 119282000-08-08 Richard Henderson <rth@cygnus.com> 11929 11930 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes. 11931 119322000-08-08 Richard Henderson <rth@cygnus.com> 11933 11934 * tm.texi (LOCAL_REGNO): Document. 11935 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default. 11936 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers. 11937 * reload1.c (reload): Likewise when considering nonlocal labels. 11938 11939 * config/ia64/ia64.h (LOCAL_REGNO): New. 11940 * config/sparc/sparc.h (LOCAL_REGNO): New. 11941 119422000-08-08 Joseph S. Myers <jsm28@cam.ac.uk> 11943 11944 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'. 11945 119462000-08-07 Nick Clifton <nickc@redhat.com> 11947 11948 * config/mips/mips.c: Fix compile time warning messages. 11949 * config/mips/mips-protos.h: Add prototype for equality_op. 11950 11951 * mn10300.h (TARGET_SWITCHES): Document `-mam33'. 11952 119532000-08-07 Graham Stott <grahams@cygnus.co.uk> 11954 11955 * mn10300.md: Use nonimmediate_operand instead of general_operand 11956 on output operands. 11957 11958 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads. 11959 119602000-08-07 Alexandre Oliva <aoliva@redhat.com> 11961 11962 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards. 11963 * sh.c (expand_block_move): Break long lines. 11964 (expand_ashiftrt, fpscr_set_from_mem): Likewise. 11965 * sh.md (mulsi3): Likewise. 11966 (movdi): Adjust spacing. 11967 119682000-08-07 Richard Henderson <rth@cygnus.com> 11969 11970 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P. 11971 * expr.c (emit_group_store): Don't set it. 11972 119732000-08-07 Kazu Hirata <kazu@hxi.com> 11974 11975 * invoke.texi (Options for Debugging Your Program or GCC): Remove 11976 duplicate entries for 'w' and 'z'. 11977 11978 * flow.c: Fix a comment typo. 11979 11980Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com> 11981 11982 * c-parse.in: Changed the language string for Objective-C to "GNU 11983 Objective-C". 11984 11985Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com> 11986 11987 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes 11988 to improve the Posix thread support for Objective-C. 11989 119902000-08-06 Joseph S. Myers <jsm28@cam.ac.uk> 11991 11992 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and 11993 CTI_UNSIGNED_PTRDIFF_TYPE. 11994 (signed_size_type_node): Define. 11995 (unsigned_ptrdiff_type_node): Define. 11996 * c-decl.c (init_decl_processing): Create the 11997 signed_size_type_node and unsigned_ptrdiff_type_node types. 11998 * c-common.c (T_SC): Define. 11999 (T_SST): Define. 12000 (T_UPD): Define. 12001 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for 12002 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for 12003 %s and %p. 12004 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for 12005 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the 12006 flags for %c, %s and %[. 12007 (check_format_info): Only allow leniency for signedness of targets 12008 of character pointers (when pedantic) for formats flagged with 12009 "c", so for strings but not for %hh formats. When pedantic, don't 12010 allow character pointers to substitute for void pointers if a 12011 second level of indirection is present. 12012 120132000-08-06 Kazu Hirata <kazu@hxi.com> 12014 12015 * invoke.texi (Options for Debugging Your Program or GCC): Update 12016 the names of dump files. 12017 12018 * h8300.c (dosize): Rearrange code for conciseness. 12019 (split_adds_subs): Likewise. 12020 12021 * loop.c: Fix formatting. 12022 12023 * dwarf2out.c: Fix formatting. 12024 12025 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo. 12026 12027 * expr.c: Fix formatting. 12028 120292000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 12030 12031 * rs6000.c (rs6000_maybe_dead): Prototype. 12032 120332000-08-06 Richard Henderson <rth@cygnus.com> 12034 12035 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for 12036 HAVE_nonlocal_goto as well. 12037 * config/i960/i960.md (nonlocal_goto): Don't do it here. 12038 * config/pj/pj.md (nonlocal_goto): Likewise. 12039 120402000-08-07 Michael Hayes <mhayes@cygnus.com> 12041 12042 * loop.c (try_swap_copy_prop): New function. 12043 (load_mems): Rename copies to load_copies and add new regset 12044 store_copies. Check for sets of shadow registers and mark 12045 in store_copies. Call try_swap_copy_prop for registers 12046 marked in store_copies. 12047 12048Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com> 12049 12050 * objc/objc-act.c: New command line option -fconstant-string-class 12051 to allow specifying a user defined constant string class, 12052 different from NXConstantString. 12053 12054 * toplev.c: Moved the Objective-C specific options to 12055 objc/lang-options.h. 12056 12057 * objc/lang-options.h: Moved the Objective-C specific options from 12058 toplev.c. Added -fconstant-string-class. 12059 120602000-08-05 Chris Demetriou <cgd@sibyte.com> 12061 12062 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END, 12063 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of 12064 __CTOR_LIST__ from func_ptr array to just func_ptr, to 12065 avoid extra alignment imposed on arrays. 12066 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END, 12067 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise. 12068 12069 * mips.h: Clean up comments and spacing near MASKs. 12070 (TARGET_UNIX_ASM): Delete. 12071 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV, 12072 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask 12073 values contiguous. 12074 120752000-08-05 Joseph S. Myers <jsm28@cam.ac.uk> 12076 12077 * c-common.c (print_char_table): Add entries for the X/Open ' 12078 format flag (print decimals with locale's thousands grouping 12079 character). Make %C expect wint_t. 12080 (check_format_info): If pedantic, warn when the %n$ operand 12081 number form is used. Allow for the ' flag; warn about it if 12082 pedantic. 12083 120842000-08-05 Zack Weinberg <zack@wolery.cumb.org> 12085 12086 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return 12087 type is a float mode, cfun->decl's return type is not, and 12088 TARGET_FLOAT_RETURNS_IN_80387. 12089 120902000-08-04 Andreas Schwab <schwab@suse.de> 12091 12092 * cppmain.c (cb_def_pragma): Skip the first two tokens from the 12093 token list, which are always `#' and `pragma'. 12094 120952000-08-04 Zack Weinberg <zack@wolery.cumb.org> 12096 12097 * tree.c (tree_expr_nonnegative_p): Move to... 12098 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR. 12099 (rtl_expr_nonnegative_p): New. 12100 * tree.h: Add prototype for rtl_expr_nonnegative_p. 12101 12102 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM, 12103 CONST_DOUBLE_CHAIN: Move to... 12104 * rtl.h: ...here. Use XCINT/XCEXP. 12105 12106 * Makefile.in: Remove toplev.o from OBJS. Add rule to make 12107 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND 12108 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND 12109 to VOL_FILES. 12110 12111 * objc/Make-lang.in (cc1obj): Link with $(BACKEND). 12112 121132000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 12114 12115 * config/c4x/c4x.md (return_indirect_internal): New. 12116 * config/c4x/c4x.c (c4x_expand_epilogue): Use it. 12117 121182000-08-04 Joseph S. Myers <jsm28@cam.ac.uk> 12119 12120 * c-common.c (time_char_table): Mark up formats added in C99 and 12121 make other corrections. %D and %g were added in C99. %Og is an 12122 extension. %EX is permitted. %R, %T, %n, %r, %t were added in 12123 C99. %e was added in C99. %Oj is an extension. %G and %z are in 12124 C99 rather than GNU extensions, but %OG and %Oz are extensions. 12125 %h was added in C99. %C was added in C99. %OY and %OC are 12126 extensions. Add the C99 format %F. 12127 (check_format_info): If pedantic and not in C99 mode, warn for C99 12128 formats, %E and %O. 12129 12130Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 12131 12132 * function.c (schedule_fixup_var_refs): New function, broken out 12133 of put_reg_into_stack. 12134 (put_reg_into_stack): Use it. 12135 (put_var_into_stack): In CONCAT case, fixup up references for 12136 components only after fixing up references to the whole concat. 12137 121382000-08-04 Rodney Brown <RodneyBrown@pmsc.com> 12139 12140 * alias.c (mark_constant_function): Use INSN_P. 12141 (init_alias_analysis): Likewise. 12142 * combine.c (combine_instructions): Use INSN_P. 12143 (can_combine_p): Likewise. 12144 (try_combine): Likewise. 12145 (distribute_notes): Likewise. 12146 (distribute_links): Likewise. 12147 * cse.c (cse_around_loop): Use INSN_P. 12148 (invalidate_skipped_block): Likewise. 12149 (cse_set_around_loop): Likewise. 12150 (cse_end_of_basic_block): Likewise. 12151 (delete_trivially_dead_insns): Likewise. 12152 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P. 12153 (unshare_all_rtl_1): Likewise. 12154 (next_cc0_user): Likewise. 12155 (try_split make_insn_raw): Likewise. 12156 (remove_unnecessary_notes): Likewise. 12157 * final.c (shorten_branches): Use INSN_P. 12158 (leaf_renumber_regs): Likewise. 12159 (leaf_renumber_regs_insn): Likewise. 12160 * flow.c (find_label_refs): Use INSN_P. 12161 (verify_wide_reg): Likewise. 12162 (notice_stack_pointer_modification): Likewise. 12163 (count_or_remove_death_notes): Likewise. 12164 (verify_flow_info): Likewise. 12165 (clear_log_links): Likewise. 12166 * function.c (fixup_var_refs_insns): Use INSN_P. 12167 (compute_insns_for_mem): Likewise. 12168 * gcse.c (alloc_gcse_mem): Use INSN_P. 12169 (compute_sets): Likewise. 12170 (compute_hash_table): Likewise. 12171 (classic_gcse): Likewise. 12172 (cprop): Likewise. 12173 (insert_insn_end_bb): Likewise. 12174 (delete_null_pointer_checks_1): Likewise. 12175 * global.c (expand_preferences): Use INSN_P. 12176 (build_insn_chain): Likewise. 12177 * graph.c (node_data): Use INSN_P. 12178 * haifa-sched.c (priority): Use INSN_P. 12179 (rm_line_notes): Likewise. 12180 (rm_other_notes): Likewise. 12181 (find_insn_reg_weight): Likewise. 12182 (init_target_units): Likewise. 12183 (schedule_block): Likewise. 12184 (compute_block_forward_dependences): Likewise. 12185 (debug_dependencies): Likewise. 12186 (set_priorities): Likewise. 12187 * integrate.c (function_cannot_inline_p): Use INSN_P. 12188 (save_parm_insns): Likewise. 12189 (copy_insn_list): Likewise. 12190 * jump.c (mark_all_labels): Use INSN_P. 12191 (never_reached_warning): Likewise. 12192 * lcm.c (optimize_mode_switching): Use INSN_P. 12193 * local-alloc.c (validate_equiv_mem): Use INSN_P. 12194 (memref_used_between_p): Likewise. 12195 (update_equiv_regs): Likewise. 12196 (block_alloc): Likewise. 12197 (no_conflict_p): Likewise. 12198 * loop.c (scan_loop): Use INSN_P. 12199 (find_and_verify_loops): Likewise. 12200 (count_loop_regs_set): Likewise. 12201 (loop_reg_used_before_p): Likewise. 12202 (strength_reduce): Likewise. 12203 (recombine_givs): Likewise. 12204 (check_dbra_loop): Likewise. 12205 (load_mems): Likewise. 12206 (try_copy_prop): Likewise. 12207 * print-rtl.c (print_rtx): Use INSN_P. 12208 * recog.c (find_single_use): Use INSN_P. 12209 * reg-stack.c (stack_regs_mentioned): Use INSN_P. 12210 (next_flags_user): Likewise. 12211 (swap_rtx_condition): Likewise. 12212 * regmove.c (mark_flags_life_zones): Use INSN_P. 12213 (optimize_reg_copy_1): Likewise. 12214 (optimize_reg_copy_2): Likewise. 12215 (optimize_reg_copy_3): Likewise. 12216 (reg_is_remote_constant_p): Likewise. 12217 (fixup_match_2): Likewise. 12218 (regmove_optimize): Likewise. 12219 (fixup_match_1): Likewise. 12220 * regrename.c (build_def_use): Use INSN_P. 12221 (replace_reg_in_block): Likewise. 12222 (consider_use): Likewise. 12223 * reload.c (find_equiv_reg): Use INSN_P. 12224 * reload1.c (reload): Use INSN_P. 12225 (maybe_fix_stack_asms): Likewise. 12226 (calculate_needs_all_insns): Likewise. 12227 (reload_as_needed): Likewise. 12228 (emit_output_reload_insns): Likewise. 12229 (delete_address_reloads_1): Likewise. 12230 (reload_cse_regs_1): Likewise. 12231 (reload_combine): Likewise. 12232 (reload_cse_move2add): Likewise. 12233 * reorg.c (redundant_insn): Use INSN_P. 12234 (dbr_schedule): Likewise. 12235 * resource.c (find_dead_or_set_registers): Use INSN_P. 12236 (mark_target_live_regs): Likewise. 12237 * rtlanal.c (reg_used_between_p): Use INSN_P. 12238 (reg_referenced_between_p): Likewise. 12239 (reg_set_between_p): Likewise. 12240 (reg_set_p): Likewise. 12241 (single_set): Likewise. 12242 (multiple_sets): Likewise. 12243 (find_last_value): Likewise. 12244 (reg_set_last): Likewise. 12245 (find_reg_note): Likewise. 12246 (find_regno_note): Likewise. 12247 * sibcall.c (sequence_uses_addressof): Use INSN_P. 12248 * simplify-rtx.c (cselib_process_insn): Use INSN_P. 12249 * ssa.c (find_evaluations): Use INSN_P. 12250 (rename_block): Likewise. 12251 (rename_equivalent_regs): Likewise. 12252 * unroll.c (loop_find_equiv_value): Use INSN_P. 12253 (set_dominates_use): Likewise. 12254 * varasm.c (mark_constant_pool): Use INSN_P. 12255 (mark_constants): Likewise. 12256 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P. 12257 (alphaev4_next_group): Likewise. 12258 (alphaev5_next_group): Likewise. 12259 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P. 12260 (c4x_rptb_rpts_p): Likewise. 12261 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P. 12262 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P. 12263 (rs6000_adjust_priority): Likewise. 12264 * config/sh/sh.c (sh_loop_align): Use INSN_P. 12265 (machine_dependent_reorg): Likewise. 12266 (split_branches): Likewise. 12267 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P. 12268 12269Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com) 12270 12271 * combine.c (recog_for_combine): Remove the old notes 12272 prior to attempting to recognize the new pattern. 12273 (distribute_notes): Ignore REG_NONNEG notes. 12274 122752000-08-04 Chandrakala Chavva <cchavva@redhat.com> 12276 12277 * varasm.c (output_constructor): Add .align 0 for packed vars. 12278 122792000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca> 12280 12281 * configure.in: Use default thread_file even when enable_threads is 12282 yes or dce because hpux10.20 pa port uses MULTILIB implementation. 12283 * configure: Rebuilt. 12284 12285 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo. 12286 122872000-08-04 Donn Terry (donnte@microsoft.com) 12288 12289 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR. 12290 122912000-08-04 Mark Elbrecht <snowball3@bigfoot.com> 12292 12293 * i386/x-djgpp: Delete code that conditionally modifies target_alias. 12294 Delete code that conditionally modifies 'version'. 12295 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR. 12296 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro. 12297 * gcc.c (main): Use it. 12298 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro. 12299 * prefix.c (update_path): Use it. 12300 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define. 12301 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'. 12302 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing 12303 code. 12304 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true. 12305 (SUBTARGET_SWITCHES): Adjust. 12306 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before 12307 defining. 12308 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define. 12309 123102000-08-04 Joseph S. Myers <jsm28@cam.ac.uk> 12311 12312 * c-common.h (flag_isoc94): Declare. 12313 * c-decl.c (flag_isoc94): Define. 12314 (c_decode_option): Set flag_isoc94 as appropriate. 12315 * c-common.c (T_PD, T_IM, T_UIM): Define. 12316 (format_char_info): Add tlen and jlen. 12317 (print_char_table): Add entries for %t and %j. Allow %zn. Allow 12318 %F. Allow %lf. 12319 (scan_char_table): Add entries for %t and %j. Allow %F. Allow 12320 %l[. 12321 (time_char_table): Add NULL entries for %t and %j. 12322 (check_format_info): Allow for %t and %j. Warn for %F if pedantic 12323 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94. 12324 Warn for printf %lf if pedantic and not C99. Don't warn for empty 12325 precision. Allow precision argument to be unsigned int. If 12326 pedantic, warn for %p passed an argument not a pointer to possibly 12327 qualified void or a possibly qualified character type, and for 12328 pointer targets of the wrong sign, except for character pointers. 12329 123302000-08-04 Joseph S. Myers <jsm28@cam.ac.uk> 12331 12332 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t. 12333 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE. 12334 (wint_type_node): Define. 12335 * c-decl.c (WINT_TYPE): Define. 12336 (init_decl_processing): Create the wint_type_node type. 12337 * c-common.c (T_WI): Define. 12338 (print_char_table): Use T_WI for %lc format. 12339 123402000-08-04 Bruce Korb <bkorb@gnu.org> 12341 12342 * fixinc/: Verified that the MSDOS patch does not break 12343 the UNIX functionality and applied the next three patches 12344 from July: 12345 123462000-07-28 Eli Zaretskii <eliz@is.elta.co.il> 12347 12348 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the 12349 output file with the temporary one by appending ".X" to generate 12350 the temporary fuile's name. If the output file already has an 12351 extension, replace it with ".X". 12352 12353 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR, 12354 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf; 12355 reallocate the command buffer while copying the command-line 12356 argument. Redirect the output directly to the temporary file, 12357 instead of going through another temporary file. 12358 (process): Close the temporary file before unlinking it. 12359 (machine_matches) [__MSDOS__]: If the machine doesn't match, set 12360 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag. 12361 (run_compiles): Pass p_fixd argument to machine_matches, as it 12362 expects. 12363 12364 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the 12365 environment, assume there are no symlinks in the include 12366 directory. When cleaning up the DONE files, look for them 12367 case-insensitively. Don't try to remove symlinks if they aren't 12368 there. 12369 12370 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax; 12371 all callers changed. Declare pz "const char *", to avoid compiler 12372 warnings. 12373 12374 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment. 12375 Change prototype of make_raw_shell_str. 12376 123772000-07-27 Eli Zaretskii <eliz@is.elta.co.il> 12378 12379 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h". 12380 (initialize) [__MSDOS__]: Use tempnam. 12381 (initialize): Don't use SIGPIPE if it is not defined. 12382 12383 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should 12384 return stdout. 12385 123862000-07-25 Bruce Korb <bkorb@gnu.org> 12387 12388 * fixinc/fix*.[ch]: substantially reworked to make it possible 12389 to run this program without using fork(2) or pipe(2) (i.e. in 12390 a DOS environment). 12391 123922000-08-04 Joseph S. Myers <jsm28@cam.ac.uk> 12393 12394 * cppdefault.h (WINT_TYPE): Define. 12395 * cppinit.c (builtin_array): Define __WINT_TYPE__. 12396 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__. 12397 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document. 12398 12399Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com> 12400 12401 * (mips_legitimate_address_p): Don't allow register+offset 12402 if the offset is large and negative, and we are compiling 12403 for 64 bit registers. 12404 124052000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 12406 12407 * gencodes.c (main): Define CODE_FOR_nothing as the last possible 12408 insn_code_number + 1. 12409 124102000-08-04 Kazu Hirata <kazu@hxi.com> 12411 12412 * h8300.c (function_prologue): Rearrange code for conciseness. 12413 (function_epilogue): Likewise. 12414 * h8300.h (OK_FOR_U): Fix formatting. 12415 12416 * cse.c: Fix a comment typo. Fix formatting. 12417 124182000-08-03 Richard Henderson <rth@cygnus.com> 12419 12420 * config/i386/i386.md (return_indirect_internal): New. 12421 * config/i386/i386.c (ix86_expand_epilogue): Use it. 12422 124232000-08-03 Zack Weinberg <zack@wolery.cumb.org> 12424 12425 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token 12426 before the name. 12427 (lex_line): Glue @ onto the beginning of identifiers and 12428 string constants, in Objective-C mode. 12429 (output_token, spell_token): Handle CPP_OSTRING. 12430 (can_paste, maybe_paste_with_next): Handle pasting @ onto the 12431 beginning of a NAME or a STRING, in objc mode. 12432 12433 * cpplib.c (get_define_node): Do not permit identifiers that 12434 begin with @ to be #defined. 12435 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER. 12436 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING. 12437 12438 * c-lang.c, objc/objc-act.c (build_objc_string): Delete. 12439 * c-tree.h (build_objc_string): Delete prototype. 12440 * objc/objc-tree.def: Delete OBJC_STRING_CST. 12441 * c-lex.c (yylex): Use build_string for all three kinds of strings. 12442 12443 * c-parse.in, objc/objc-act.c: Update commentary. 12444 124452000-08-03 Mark Mitchell <mark@codesourcery.com> 12446 12447 * extend.texi: Fix typo in last change. 12448 12449 * extend.texi: Add commentary on statement-expressions and their 12450 interactions with C++. 12451 124522000-08-03 Nick Clifton <nickc@cygnus.com> 12453 12454 * dwarf2.h (DW_LANG_Java): Change value to 0x000b. 12455 * dwarf.h (LANG_JAVA): Change value to 0x000b. 12456 124572000-08-03 Anthony Green <green@cygnus.com> 12458 12459 * dwarf2out.c (gen_compile_unit_die): Add java language support. 12460 (add_bound_info): Check for java language. 12461 (is_java): New function. 12462 * dwarfout.c (output_compile_unit_die): Ditto. 12463 * dwarf.h (dwarf_source_language): Add java source language type. 12464 * dwarf2.h (dwarf_source_language): Ditto. 12465 12466Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz> 12467 12468 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap 12469 operands. 12470 12471 * i386.c (ix86_expand_branch): Mode of comparison in 12472 IF_THEN_ELSE is VOIDmode. 12473 12474Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp> 12475 12476 * gengenrtl.c, rtl.c: Avoid #elif. 12477 124782000-08-03 Michael Poole <poole@troilus.org> 12479 12480 * tm.texi (Register Classes): Clarify order of sub-initializers 12481 in REG_CLASS_CONTENTS. 12482 12483Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 12484 12485 From SAITOH Masanobu: 12486 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax. 12487 124882000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au> 12489 12490 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option 12491 is not supported by tradcpp and isn't actually needed for cygwin. 12492 124932000-08-03 Kazu Hirata <kazu@hxi.com> 12494 12495 * h8300.c: Fix a comment typo. 12496 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8S. 12497 12498 * jump.c: Fix formatting. 12499 12500 * toplev.c: Fix formatting. 12501 12502Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com) 12503 12504 * flow.c (find_auto_inc): Verify that we've got a REG before 12505 peeking at its regno. Fail, don't abort if we can't find 12506 the increment of the desired register. 12507 12508 * pa.md (shadd height reduction patterns/splitters): Remove. 12509 125102000-08-02 Jim Wilson <wilson@cygnus.com> 12511 12512 * config/ia64/ia64-protos.h (flag_ssa): Declare. 12513 * config/ia64/ia64.md (movti_internal, movti_internal+1): New. 12514 125152000-08-02 Mark Mitchell <mark@codesourcery.com> 12516 12517 * dce.c: Remove all uses of assert. 12518 * dwarf2out.c: Likewise. 12519 * dwarfout.c: Likewise. 12520 * ssa.c: Likewise. 12521 125222000-08-02 Zack Weinberg <zack@wolery.cumb.org> 12523 12524 * gcc.h (lang_specific_driver): Constify second argument. 12525 * gcc.c (translate_options, process_command, main): Likewise. 12526 Constify variables to match. Cast second argument to 12527 pexecute. 12528 12529 * cppspec.c, gccspec.c: Adjust type of second argument to 12530 lang_specific_driver, and update code as necessary. 12531 125322000-08-02 Jakub Jelinek <jakub@redhat.com> 12533 12534 * loop.c (scan_loop): Ensure update_end label does not 12535 go away until reg_scan_update is run. 12536 125372000-08-02 Zack Weinberg <zack@wolery.cumb.org> 12538 12539 * c-common.h: Prototype min_precision and c_build_qualified_type here... 12540 * c-tree.h: ... not here. 12541 * errors.h: Prototype fancy_abort. 12542 12543 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into 12544 HOST_BITS_PER_WIDE_INT == 64 ifdef block. 12545 * regrename.c (regrename_optimize): Make control flow explicit. 12546 (replace_reg_in_block): Initialize reg_use to 0. 12547 12548 * i386.c (legitimate_address_p): Rename error label to 12549 report_error to avoid namespace clash. 12550 125512000-08-02 Kazu Hirata <kazu@hxi.com> 12552 12553 * fold-const.c: Fix formatting. 12554 12555Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz> 12556 12557 * i386.c (legitimate_address_p): Accept other bases than 12558 pic_offset_table_rtx for GOTOFF constructs. 12559 12560Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz> 12561 12562 * i386.md (shift to lea splitter): Use const_int_operand. 12563 125642000-08-02 Zack Weinberg <zack@wolery.cumb.org> 12565 12566 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c, 12567 cppspec.c: Do not use 'legal' or 'illegal' in error messages 12568 and comments. 12569 12570 * cppmain.c (cb_define, cb_undef): Don't generate any output 12571 if not done_initializing. 12572 * cpplex.c (maybe_paste_with_next): When the token after a ## 12573 is an omitted rest argument, only delete the token before it 12574 if that token is a comma. Do not warn about bogus token 12575 pastes for , ## rest_arg. 12576 12577 * cpp.texi: Update. 12578 * cpp.1: Regenerate. 12579 125802000-08-02 Fred Fish <fnf@be.com> 12581 12582 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o 12583 when user gives -p option. Add init_term_dyn.o for BeOS 5.0 12584 and later. 12585 12586 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional 12587 Be directories to search path. 12588 12589 Remove support for __declspec(dllimport) and __declspec(dllexport). 12590 This is leftover cruft from the earlier BeOS gcc port when BeOS 12591 used Microsoft's PE object file format. 12592 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o. 12593 * config/i386/t-beos (winnt.o): Remove Makefile frag. 12594 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove. 12595 (VALID_MACHINE_DECL_ATTRIBUTE): Remove. 12596 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove. 12597 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove. 12598 (REDO_SECTION_INFO_P): Remove. 12599 (ASM_EXPORT_DECL): Remove. 12600 (ASM_DECLARE_FUNCTION_NAME): Remove. 12601 (ASM_DECLARE_OBJECT_NAME): Remove. 12602 (ASM_OUTPUT_ALIGNED_COMMON): Remove. 12603 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove. 12604 (ASM_OUTPUT_ALIGNED_LOCAL): Remove. 12605 (STRIP_NAME_ENCODING): Remove. 12606 12607 Remove support for obsolete version of BeOS that is no longer 12608 supported by Be. 12609 * configure.in (i*86-*-beospe*): Remove. 12610 * config/i386/beos-pe.h: Remove. 12611 126122000-08-01 Jeffrey Oldham <oldham@codesourcery.com> 12613 Mark Mitchell <mark@codesourcery.com> 12614 12615 * Makefile.in (OBJS): Added dce.o. 12616 (ssa.o): Updated target to include ssa.h. 12617 (flow.o): Likewise. 12618 (toplev.o): Likewise. 12619 (dce.o): Created target. 12620 * basic-block.h: Added comments. 12621 (INVALID_BLOCK): Added definition. 12622 (connect_infinite_loops_to_exit): Added declaration. 12623 Moved SSA declarations to ssa.h. 12624 * flow.c: Added inclusion of ssa.h. 12625 (struct depth_first_search_dsS, depth_first_search_ds): 12626 Added definitions. 12627 (compute_immediate_postdominators): Added definition. 12628 (connect_infinite_loops_to_exit): Likewise. 12629 (flow_dfs_compute_reverse_init): Likewise. 12630 (flow_dfs_compute_reverse_add_bb): Likewise. 12631 (flow_dfs_compute_reverse_execute): Likewise. 12632 (flow_dfs_compute_reverse_finish): Likewise. 12633 * rtl.h (rtx/in_struct): Added use to determine insn necessity. 12634 (LABEL_P): Added definition. 12635 (JUMP_P): Likewise. 12636 (NOTE_P): Likewise. 12637 (BARRIER_P): Likewise. 12638 (JUMP_TABLE_DATA_P): Likewise. 12639 (INSN_DEAD_CODE_P): Likewise. 12640 * ssa.c: Replaced inclusions with ssa.h inclusion. 12641 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h. 12642 (rename_registers): Removed unnecessary variables. 12643 * ssa.h: Created by moving declarations from ssa.c and 12644 basic-block.h. 12645 * timevar.def: Defined TV_DEAD_CODE_ELIM. 12646 * toplev.c: Added ssa.h inclusion. 12647 (dump_file_index): Added DFI_dce. 12648 (dump_file): Added "dce" entry. 12649 Defined flag_ssa. 12650 (f_options): Added dce entry. 12651 * invoke.texi: Document -fdce. Emphasize experimental status of 12652 -fssa. 12653 * dce.c: New file. 12654 126552000-08-01 Zack Weinberg <zack@wolery.cumb.org> 12656 12657 * cpperror.c (v_message): Split into _cpp_begin_message and 12658 v_message macro. All callers updated. 12659 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings 12660 checks here. 12661 12662 * cppfiles.c (cpp_syshdr_flags): New function. 12663 (read_include_file): Don't call cpp_output_tokens. Call 12664 enter_file hook. 12665 * cppinit.c (dump_macros_helper): Moved to cppmain.c. 12666 (cpp_reader_init): Don't initialize token_buffer. Call 12667 _cpp_init_internal_pragmas. 12668 (cpp_cleanup): Don't clear token_buffer. 12669 (cpp_start_read): Don't worry about output from -D processing. 12670 Don't call cpp_output_tokens. 12671 (cpp_finish): Don't dump macros here. Don't call 12672 cpp_output_tokens. 12673 * cppmacro.c (_cpp_dump_definition): Rename 12674 cpp_dump_definition. Write directly to a FILE *. 12675 (dump_funlike_macro): Delete. 12676 (dump_macro_args): New. 12677 12678 * cpplex.c (TOKEN_LEN): Convert to inline function. 12679 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens, 12680 cpp_scan_line, _cpp_dump_list): Delete. 12681 (cpp_printf, cpp_output_list): New. 12682 (output_line_command): Don't worry about entering or leaving files. 12683 (cpp_scan_buffer): Just output each token as we hit it. 12684 (process_directive): Don't call cpp_output_tokens. 12685 (_cpp_glue_header_name): Don't use token_buffer. 12686 (output_token, dump_param_spelling): Write directly to a FILE *. 12687 12688 * cpplib.c (pass_thru_directive, dump_macro_name, 12689 pragma_dispatch, do_pragma_gcc): Delete. 12690 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma, 12691 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook 12692 functions. 12693 (do_error, do_warning, pragma_dependency): Call 12694 _cpp_begin_message, then cpp_output_list. 12695 (cpp_register_pragma, cpp_register_pragma_space, 12696 _cpp_init_internal_pragmas): New. 12697 (do_pragma): Walk the pragmas table here. 12698 (do_pragma_once, do_pragma_poison, do_pragma_system_header, 12699 do_pragma_dependency): Return void. 12700 (do_pragma_implementation): Moved to cppmain.c. 12701 12702 * cpplib.h: Update prototypes. 12703 (struct cpp_reader): Remove printer, token_buffer, 12704 token_buffer_size, and limit. Add struct cb, and pragmas. 12705 (struct cpp_printer): Remove last_id and written. 12706 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN, 12707 CPP_ADJUST_WRITTEN): Delete. 12708 * cpphash.h: Update prototypes. 12709 (ufputs): New wrapper. 12710 12711 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident, 12712 cb_enter_file, cb_leave_file, cb_def_pragma): New functions. 12713 (main): Set up callbacks. Register #pragma implementation. 12714 Dump macros from here. 12715 127162000-08-01 Geoff Keating <geoffk@cygnus.com> 12717 12718 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD. 12719 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD. 12720 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue 12721 insns if they have a REG_MAYBE_DEAD note attached. 12722 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function. 12723 (rs6000_emit_load_toc_table): TOC loads may go dead. 12724 127252000-08-01 Jim Wilson <wilson@cygnus.com> 12726 12727 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify 12728 type exists before using it. Use number of words as alignment 12729 otherwise. 12730 (ia64_function_arg_partial_nregs, ia64_function_arg_advance, 12731 ia64_va_arg): Propagate ia64_function_args changes here. 12732 127332000-08-01 Richard Henderson <rth@cygnus.com> 12734 12735 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL. 12736 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise. 12737 127382000-08-01 Bernd Schmidt <bernds@cygnus.co.uk> 12739 12740 From Joern Rennecke: 12741 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu. 12742 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU 12743 unless TARGET_SH3E is set. 12744 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu. 12745 12746 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with 12747 (ashlsi3_std): New pattern. 12748 (ashlsi3 expander): Use it for TARGET_SH3. 12749 * sh.c (gen_ashift): Use it instead of ashlsi3_k. 12750 12751Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz> 12752 12753 * loop.c (canonicalize_condition): Use destination, not source to 12754 determine SET's mode. 12755 127562000-07-31 Mark Mitchell <mark@codesourcery.com> 12757 12758 * flow.c (clear_log_links): Fix typo. 12759 12760Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com) 12761 12762 * loop.c (check_dbra_loop): Make change from July 17, 2000 work 12763 on targets which need more than one insn for a compare/cbranch 12764 operation. 12765 127662000-07-31 Jim Wilson <wilson@cygnus.com> 12767 12768 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size 12769 when computing offset. 12770 12771Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru> 12772 12773 * genpeep.c (main): Handle DEFINE_PEEPHOLE2. 12774 127752000-07-31 Geoff Keating <geoffk@cygnus.com> 12776 12777 * flow.c (clear_log_links): Nuke global_live_at_start and 12778 global_live_at_end data, since if the log_links stuff is invalid 12779 so is global_live_at_*. 12780 127812000-07-31 Richard Henderson <rth@cygnus.com> 12782 12783 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions. 12784 127852000-07-31 Jakub Jelinek <jakub@redhat.com> 12786 12787 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0. 12788 (_cpp_get_token): Don't macro expand a just pasted token if it 12789 was pasted at no_expand_level. 12790 127912000-07-31 Zack Weinberg <zack@wolery.cumb.org> 12792 12793 * cppmacro.c (find_param, count_params, save_expansion): 12794 Permit 'defined' as a macro parameter name. 12795 127962000-07-31 Zack Weinberg <zack@wolery.cumb.org> 12797 12798 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and 12799 xcpp to cpp throughout. 12800 (native): Remove unnecessary dependency on cpp. 12801 12802 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp, 12803 tradcpp to tradcpp0. 12804 (.i spec): Add missing output-file spec to cc1 command line. 12805 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0. 12806 128072000-07-31 Zack Weinberg <zack@wolery.cumb.org> 12808 12809 * c-decl.c (mesg_implicit_function_declaration): Init to -1. 12810 (implicit_decl_warning): New function. 12811 (implicitly_declare): Use it. 12812 * c-typeck.c (build_external_ref): Use implicit_decl_warning 12813 to complain about implicit decls of builtins. 12814 12815 * c-lang.c (lang_init): Set mesg_implicit_function_declaration 12816 based on pedantic && flag_isoc99, if not already set. 12817 * c-tree.h: Declare mesg_implicit_function_declaration. 12818 Prototype implicit_decl_warning. 12819 128202000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com> 12821 12822 * Makefile.in (ssa.o): Updated header files in dependences. 12823 * basic-block.h: Added compute_immediate_postdominators declaration. 12824 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added 12825 definition. 12826 * flow.c (compute_immediate_dominators): Updated comment. 12827 (compute_immediate_postdominators): Added definition. 12828 * rtl.h (HARD_REGISTER_P): Added definition. 12829 * ssa.c: Include additional header files. 12830 (assert): Added definition. 12831 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to 12832 include select hard registers. 12833 (ssa_rename_to_insert): Likewise. 12834 (ssa_rename_from_initialize): Likewise. 12835 (ssa_rename_from_lookup): Likewise. 12836 (original_register): Likewise. 12837 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to 12838 include select hard reigsters. 12839 (ssa_rename_from_traverse): Likewise. 12840 (ssa_rename_from_free): Likewise. 12841 (ssa_rename_from_print): Likewise. 12842 (ssa_rename_from_print_1): Likewise. 12843 (ssa_rename_from_hash_function): Likewise. 12844 (ssa_rename_from_equal): Likewise. 12845 (ssa_rename_from_delete): Likewise. 12846 (simplify_to_immediate_dominators): Removed in favor of 12847 flow.c:compute_immediate_dominators. 12848 (find_evaluations_1): Modified to work with hard registers. 12849 (insert_phi_node): Likewise. 12850 (insert_phi_nodes): Likewise. 12851 (struct rename_set_data): Updated prev_reg comment. 12852 (create_delayed_rename): Modified to work with hard registers. 12853 (RENAME_NO_RTX): Updated comment. 12854 (apply_delayed_renames): Modified to work with hard registers. 12855 (rename_insn_1): Likewise and added handling of CLOBBER rtls. 12856 (rename_block): Updated to use revised ssa_rename_to interface. 12857 (rename_registers): Updated to use revised ssa_rename_to and 12858 ssa_rename_from interface. 12859 (convert_to_ssa): Revised to use compute_immediate_dominators and 12860 deal with hard registers. 12861 (make_regs_equivalent_over_bad_edges): Modified to work with hard 12862 registers. Added check for illegal unification of hard register. 12863 (make_equivalent_phi_alternatives_equivalent): Modified to work 12864 with hard registers. 12865 (compute_conservative_reg_partition): Likewise. 12866 (coalesce_if_unconflicting): Modified to work with hard registers 12867 and check for conflicting hard registers. 12868 (mark_phi_and_copy_regs): Revised loop to work only on pseudo 12869 registers. 12870 (rename_equivalent_regs_in_insn): Modified to work with hard 12871 registers. 12872 (record_canonical_element_1): Added definition. 12873 (check_hard_regs_in_partition): Added definition. 12874 (convert_from_ssa): Added data structure deallocation and check 12875 for illegal hard register unification. 12876 (conflict_hard_regs_p): Added definition. 12877 * toplev.c (rest_of_compilation): Added comment. 12878 128792000-07-31 Anthony Green <green@redhat.com> 12880 12881 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly. 12882 128832000-07-31 Jason McMullan <jmcmullan@linuxcare.com> 12884 12885 * builtins.c (expand_builtin_apply): Don't defer pop during 12886 argument setup. 12887 128882000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 12889 12890 * calls.c (combine_pending_stack_adjustment_and_call): Only use 12891 preferred_unit_stack_boundary when it is > 1. 12892 128932000-07-31 Joseph S. Myers <jsm28@cam.ac.uk> 12894 12895 * c-common.c (init_function_format_info): Add C99 format functions 12896 in C99 mode. 12897 12898 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile 12899 void' or 'register void' as being the special case of 'void' alone 12900 in a parameter list. 12901 12902 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for 12903 discarding qualifiers into a plain warning. 12904 129052000-07-31 Kazu Hirata <kazu@hxi.com> 12906 12907 * combine.c: Fix formatting. 12908 12909 * h8300.md: Fix formatting. 12910 12911 * local-alloc.c: Fix formatting. 12912 12913 * h8300.c (get_shift_alg): Remove the variable alg. 12914 (emit_a_shift): Rearrange code to improve readability. 12915 12916 * h8300.md (movsi_h8300hs): Rearrange code to improve readability. 12917 12918 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and 12919 HImode on all architectures and a combination of HImode and SImode 12920 on H8/300H and H8S. 12921 12922 * h8300.c (split_adds_subs): Rearrange code for conciseness. 12923 12924Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz> 12925 12926 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs 12927 in my last checkin. 12928 12929Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz> 12930 12931 * recog.c (extract_insn): Set operand_mode according to 12932 operand if match_operand is VOIDmode. 12933 12934Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz> 12935 12936 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression. 12937 129382000-07-31 Geoff Keating <geoffk@cygnus.com> 12939 12940 * c-parse.in (extdefs): Call ggc_collect between external 12941 definitions. 12942 129432000-07-30 Michael Hayes <mhayes@cygnus.com> 12944 Richard Henderson <rth@cygnus.com> 12945 12946 * Makefile.in (OBJS): Add doloop.o. 12947 * doloop.c: New file. 12948 12949 * final.c (insn_current_reference_address): Return 0 before final. 12950 * flags.h (flag_branch_on_count_reg): Fix typos in commentary. 12951 * jump.c (any_uncondjump_p): Likewise. 12952 * loop.c (indirect_jump_in_function): Make static. 12953 (strength_reduce): Call doloop_optimize. 12954 (insert_bct, instrument_loop_bct): Remove. 12955 * loop.h (doloop_optimize): Prototype. 12956 * recog.c (split_all_insns): Split all INSN_P. 12957 * toplev.c (flag_branch_on_count_reg): Default on. 12958 12959 * config/c4x/c4x.c (c4x_optimization_options): Don't set 12960 flag_branch_on_count_reg. 12961 * config/i386/i386.c (override_options): Likewise. 12962 * config/rs6000/rs6000.c (optimization_options): Likewise. 12963 12964 * config/i386/i386.md (decrement_and_branch_on_count): Remove. 12965 (doloop_end): New. 12966 (dbra_ge): Remove, as well as all it's splitters. 12967 12968 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove. 12969 (doloop_end): New. 12970 12971 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare. 12972 (ia64_register_move_cost): Declare. 12973 * config/ia64/ia64.c (ar_lc_reg_operand): New. 12974 (struct ia64_frame_info): Add ar_size. 12975 (ia64_compute_frame_size): Set it. 12976 (save_restore_insns): Save and restore ar.lc. 12977 (ia64_register_move_cost): New, moved from header file. Handle 12978 application registers. 12979 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers. 12980 (emit_insn_group_barriers): Special case doloop_end_internal. 12981 (ia64_epilogue_uses): Mark ar.lc live at end. 12982 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers. 12983 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers. 12984 (FIRST_PSEUDO_REGISTER): Make room. 12985 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New. 12986 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update. 12987 (REG_ALLOC_ORDER): Update. 12988 (HARD_REGNO_MODE_OK): Update. 12989 (REGISTER_NAMES): Update. 12990 (enum reg_class): Add AR_M_REGS and AR_I_REGS. 12991 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update. 12992 (REGNO_REG_CLASS): Update. 12993 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10. 12994 (REGISTER_MOVE_COST): Move out of line. 12995 (PREDICATE_CODES): Update. 12996 * config/ia64/ia64.md (movdi patterns): Handle ar register classes. 12997 (addsi3_plus1_alt, adddi3_plus1_alt): New. 12998 (shladd_elim splitter): Allow constants in the predicate. 12999 (doloop_end, doloop_end_internal): New. 13000 130012000-07-30 Richard Henderson <rth@cygnus.com> 13002 13003 * genattrtab.c (struct insn_def): Add lineno member. 13004 (struct insn_ent): Likewise. 13005 (struct attr_desc): Likewise. 13006 (struct delay_desc): Likewise. 13007 (struct function_unit_op): Likewise. 13008 (struct function_unit): Likewise. 13009 (check_attr_value): Use message_with_line. 13010 (check_defs): Likewise. 13011 (expand_units): Likewise. 13012 (check_attr_test): Take a lineno argument. 13013 (gen_attr): Likewise. 13014 (gen_insn): Likewise. 13015 (gen_delay): Likewise. 13016 (gen_unit): Likewise. 13017 (main): Give it to them. 13018 (convert_set_attr_alternative): Take an insn_def argument 13019 instead of num_alt and insn_index. 13020 (convert_set_attr): Likewise. 13021 (write_test_expr): Protect INSN_ADDRESSES load 13022 with INSN_ADDRESSES_SET_P. 13023 130242000-07-30 Richard Henderson <rth@cygnus.com> 13025 13026 * flow.c (init_propagate_block_info): Use pc_set. 13027 13028Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz> 13029 13030 * i386.md (*lea_general_[123]) New insns and splits. 13031 (addsi3 to lea splitter): Handle other modes too. 13032 (shlsi3 to lea splitter): Likewise. 13033 (addhi_1_lea, shlhi_1_lea): New patterns. 13034 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL. 13035 13036Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz> 13037 13038 * recog.c (general_operand, nonimmediate_operand): Accept 13039 any mode for VOIDmode CONSTANT_P operands. 13040 13041Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz> 13042 13043 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp 13044 instead of replace_rtx. 13045 * recog.c (validate_replace_rtx_subexp): New function. 13046 * recog.h (validate_replace_rtx_subexp): Declare. 13047 13048Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz> 13049 13050 * combine.c (simplify_set, make_extraction, make_compound_operation 13051 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode) 13052 as force_to_mode argument. 13053 13054Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz> 13055 13056 * combine.c (if_then_else_cond): Be sure that mode fits in 13057 HOST_WIDE_INT. 13058 13059Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz> 13060 13061 * combine.c (record_promoted_value): Allow bitsize of mode 13062 to be equivalent to HOST_BITS_PER_WISE_INT. 13063 13064Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz> 13065 13066 * function.c (assign_stack_local_1, assign_stack_temp_for_type): 13067 Do not call gen_mode_alignment when mode is BLKmode. 13068 13069Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz> 13070 13071 * loop.c (express_from_1): Fix call of simplify_gen_binary. 13072 13073Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz> 13074 13075 * simplify-rtx.c (simplify_relational_operation): Verify that mode == 13076 VOIDmode implies both operands to be VOIDmode. 13077 (simplify_ternary_operation): Compute properly the mode of comparison. 13078 * combine.c (combine_simplify_rtx): Likewise. 13079 130802000-07-25 Michael Hayes <mph@paradise.net.nz> 13081 13082 * basic-block.h (struct loops): New field rc_order. 13083 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed. 13084 (flow_loops_free): Free rc_order. 13085 (flow_depth_first_order_compute): New parameter rc_order. 13086 (flow_loops_find): Allocate rc_order and swap usage with 13087 dfs_order. 13088 130892000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 13090 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 13091 13092 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue. 13093 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise. 13094 (nodb_call, return_from_epilogue): Likewise. 13095 (return_from_interrupt_epilogue, prologue, epilogue): Likewise. 13096 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add. 13097 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add. 13098 (c4x_expand_prologue, c4x_expand_epilogue): Likewise. 13099 (c4x_valid_type_attribute_p): Likewise. 13100 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete. 13101 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL. 13102 131032000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 13104 13105 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant 13106 and loadhi_big_constant if applicable. 13107 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak 13108 and add new splitter.s 13109 131102000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 13111 13112 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust. 13113 131142000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 13115 13116 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label. 13117 131182000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 13119 13120 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings. 13121 131222000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 13123 13124 * config/c4x/libgcc.S (divqf3): Improve accuracy. 13125 131262000-07-27 Mark Mitchell <mark@codesourcery.com> 13127 13128 Put phi nodes after NOTE_INSN_BASIC_BLOCK. 13129 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro. 13130 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P. 13131 (get_prev_bb_note): Likewise. 13132 (remove_scope_notes): Likewise. 13133 * flow.c (commit_one_edge_insertion): Likewise. 13134 (merge_blocks_nomove): Likewise. 13135 (verify_flow_info): Likewise. 13136 * gcse.c (insert_insn_end_bb): Likewise. 13137 * reg-stack.c (emit_swap_insn): Likewise. 13138 * ssa.c (first_insn_after_basic_block_note): New function. 13139 (insert_phi_node): Use it. 13140 (rename_block): Likewise. 13141 (eliminate_phi): Likewise. 13142 (make_regs_equivalent_over_bad_edges): Likewise. 13143 (make_equivalent_phi_alternatives_equivalent): Likewise. 13144 (for_each_successor_phi): Likewise. 13145 (convert_from_ssa): Modify phi-node deletion algorithm. 13146 131472000-07-29 Andreas Jaeger <aj@suse.de> 13148 13149 * configure.in (mips*-*-linux*): Use mips*el to check for little 13150 endian MIPS, add tmake_file. 13151 13152 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux. 13153 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1. 13154 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>. 13155 131562000-07-28 Richard Henderson <rth@cygnus.com> 13157 13158 * config/ia64/ia64.c (ia64_print_operand): Fix typos. 13159 Sign extend mode size before negating. 13160 131612000-07-28 Richard Henderson <rth@cygnus.com> 13162 13163 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable. 13164 131652000-07-28 Bernd Schmidt <bernds@cygnus.co.uk> 13166 13167 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY. 13168 (cse_insn): Likewise. 13169 (addr_affects_sp_p): Likewise. 13170 * expr.c (move_by_pieces): Likewise. 13171 (clear_by_pieces): Likewise. 13172 * gcse.c (oprs_unchanged_p): Likewise. 13173 * haifa-sched.c (sched_analyze_2): Likewise. 13174 * recog.c (offsettable_address_p): Likewise. 13175 * regclass.c (record_address_regs): Likewise. 13176 * reload.c (find_reusable_reload): Likewise. 13177 (push_reload): Likewise. 13178 (operands_match_p): Likewise. 13179 (decompose): Likewise. 13180 (find_reloads_address_1): Likewise. 13181 (find_inc_amount): Likewise. 13182 * reload1.c (elimination_effects): Likewise. 13183 * resource.c (mark_set_resources): Likewise. 13184 * flow.c (attempt_auto_inc): New function; mostly broken out 13185 of find_auto_inc. 13186 (find_auto_inc): Split into two functions and enhanced to 13187 generate POST_MODIFY. 13188 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment. 13189 * rtl.h (count_all_occurrences): Declare. 13190 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not 13191 defined. 13192 * rtlanal.c (count_all_occurrences): New function. 13193 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP, 13194 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document. 13195 13196 * config/ia64/ia64-protos.h (destination_operand): Declare. 13197 * config/ia64/ia64.c (destination_operand): New function. 13198 (ia64_print_operand): Handle POST_MODIFY. 13199 (rtx_needs_barrier): Likewise. 13200 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1. 13201 (HAVE_POST_MODIFY_REG): Define to 1. 13202 (MAX_REGS_PER_ADDRESS): Change to 2. 13203 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too. 13204 (LEGITIMATE_ADDRESS_REG): New helper macro. 13205 (LEGITIMATE_ADDRESS_DISP): Likewise. 13206 (PREDICATE_CODES): Add entry for destination_operand. 13207 * config/ia64/ia64.md (all mov patterns): Use destination_operand 13208 predicate for operand 0. 13209 132102000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 13211 13212 * dwarf2out.c: Indent #error directive. 13213 13214 * gbl-ctors.h: Fix typo in comment. 13215 (__do_global_ctors): Prototype. 13216 13217 * gcse.c (record_one_set, pre_delete): Remove unused variables. 13218 13219 * rs6000.c (rs6000_maybe_dead): Delete unused prototype. 13220 (print_operand): Initialize variable `t'. 13221 132222000-07-27 Aldy Hernandez <aldyh@redhat.com> 13223 13224 * config/arm/arm.md ("call_value"): removed constraints. 13225 Constraints are ignored in expanders. 13226 (*call_value_reg): split =rf into various constraints. 13227 (*call_value_mem): same 13228 (*call_value_symbol): same 13229 (*sibcall_value_insn): same 13230 132312000-07-28 Philipp Thomas <pthomas@suse.de> 13232 13233 * install.texi (--enable-nls): Change the description of the NLS 13234 related configure options to match the current state. 13235 (--with-included-gettext): Likewise. 13236 (--enable-maintainer-mode): New description added. 13237 * extend.texi (-fstrict-prototype): Add missing '.'. 13238 132392000-07-27 Jim Wilson <wilson@cygnus.com> 13240 13241 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if 13242 DECL_INITIAL (decl) == NULL_TREE. 13243 132442000-07-27 Alexandre Oliva <aoliva@redhat.com> 13245 13246 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies 13247 on insn-attr.h with it. 13248 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length. 13249 * insn-addr.h: New header. 13250 (insn_addresses_): Renamed from insn_addresses. 13251 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC, 13252 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE, 13253 INSN_ADDRESSES_NEW): New macros. 13254 * genattrtab.c (write_test_expr): Use new macros. 13255 * final.c (insn_addresses, init_insn_lengths): Likewise. 13256 (align_fuzz, shorten_branches): Likewise. 13257 (final): Likewise. Do not reject new insns if their addresses 13258 have been added to INSN_ADDRESSES. 13259 * config/arm/arm.c, config/avr/avr.c: Use new macros. 13260 * config/h8300/h8300.c, config/i370/i370.c: Likewise. 13261 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise. 13262 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise. 13263 * config/sh/sh.c: Likewise. 13264 (output_branchy_insn): Use INSN_ADDRESSES_NEW. 13265 13266 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning. 13267 132682000-07-27 Andrew Cagney <cagney@b1.cygnus.com> 13269 13270 * gcc.c (struct prefix_list): Add member priority. 13271 (enum path_prefix_priority): Declare. 13272 (add_prefix): Replace ``first'' with ``priority''. Append new 13273 entry but keep list in priority order. 13274 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or 13275 PREFIX_PRIORITY_LAST to add_prefix. 13276 (process_command): Move include kludge - foo/stageN - to before 13277 foo/include. 13278 132792000-07-27 Jason Merrill <jason@redhat.com> 13280 13281 * dwarf2out.c (gen_typedef_die): Abort if we get identical 13282 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef. 13283 132842000-07-27 RodneyBrown <RodneyBrown@pmsc.com> 13285 13286 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes. 13287 * tree.h (get_alias_set, lang_get_alias_set): Prototype. 13288 132892000-07-27 Joseph S. Myers <jsm28@cam.ac.uk> 13290 13291 * c-decl.c (finish_function): Don't treat 'main' specially unless 13292 flag_hosted. In C99 mode, return 0 from 'main' unless 13293 DEFAULT_MAIN_RETURN is otherwise defined. 13294 13295 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function 13296 parameters defaulting to int in an old-style function definition. 13297 132982000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 13299 13300 * c-parse.in (string): For -Wtraditional, warn about string 13301 concatenation only once per line. 13302 13303Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp> 13304 13305 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES 13306 for HI-UX/WE2 systems. 13307 133082000-07-24 Bruce Korb <bkorb@gnu.org> 13309 13310 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC 13311 defining the __xxx_TYPE__ macros. 13312 * fixincl/fixincl.tpl(gnu_type_map): now obsolete 13313 * fixincl/fixlib.h: don't need to include "tm.h" anymore 13314 * fixincl/inclhack.def(type_map): now obsolete 13315 13316Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com> 13317 13318 * cpp.texi: Append a trailing full-stop to xrefs where needed. 13319 133202000-07-26 Dave Pitts <dpitts@cozx.com> 13321 13322 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash 13323 routine constants. 13324 (mvs_hash_alias): New function. 13325 (mvs_add_alias): Change argument spacing. 13326 (mvs_need_alias): Change aliasing criteria. Added documentation. 13327 (mvs_get_alias): Change to use hashed name. The hashed name prevents 13328 CSECT name collisions. 13329 (mvs_check_alias): Likewise. 13330 (handle_pragma): Change documentation. 13331 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx 13332 mode from SImode to DImode. 13333 (iorhi3): Changed LTORG size for insn. 13334 13335Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com> 13336 13337 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a 13338 mem if the address is a mode_dependent_address_p. 13339 133402000-07-26 Kazu Hirata <kazu@hxi.com> 13341 13342 * h8300.c (print_operand): Print ":8" when the 'R' operand is 13343 suitable for 8-bit absolute. 13344 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New. 13345 (OK_FOR_U): Add a case for the 8-bit constant address on the 13346 H8/300H. 13347 13348Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com> 13349 13350 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON) 13351 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test 13352 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about 13353 lack of implemented alignment. 13354 133552000-07-26 Geoffrey Keating <geoffk@cygnus.com> 13356 13357 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle 13358 cross-compiling between 64-bit and 32-bit machines. 13359 133602000-07-27 Richard Henderson <rth@cygnus.com> 13361 13362 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New. 13363 (movhicc_astep, movhi_internal_astep): New. 13364 (movsicc_astep, movsi_internal_astep): New. 13365 (movdicc_astep, movdi_internal_astep): New. 13366 (movsfcc_astep, movsf_internal_astep): New. 13367 (movdfcc_astep, movdf_internal_astep): New. 13368 (movxfcc_astep, movxf_internal_astep): New. 13369 (cmovdi_internal_astep, cmovsi_internal_astep): New. 13370 Unify the cmov[ds]i splitters. 13371 133722000-07-27 Rodney Brown <RodneyBrown@pmsc.com> 13373 13374 * real.c (asctoeg): Rename `error' label to unexpected_char_error 13375 133762000-07-26 Nick Clifton <nickc@cygnus.com> 13377 13378 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of 13379 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h 13380 13381 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as 13382 well as PARALLEL blocks in FRAME_RELATED_EXPR notes. 13383 133842000-07-26 Alexandre Oliva <aoliva@redhat.com> 13385 13386 * c-decl.c (finish_enum): Convert enumerations that fit in an 13387 `int' to `int'. 13388 (build_enumerator): In pedantic mode, cast to `int' those that 13389 don't. 13390 133912000-07-25 Rodney Brown <RodneyBrown@pmsc.com> 13392 13393 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New. 13394 13395Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 13396 13397 * sh.md (cmpgtdi_t): Must be split. 13398 (cmpgtdi_t+1): New splitter. 13399 134002000-07-25 Zack Weinberg <zack@wolery.cumb.org> 13401 13402 * cpplib.c (_cpp_check_directive): Issue -Wtraditional 13403 warnings for indented directives even if we are skipping. 13404 134052000-07-25 Nathan Sidwell <nathan@codesourcery.com> 13406 13407 * invoke.texi (strict-prototypes): Remove. 13408 * extend.texi (Deprecated Features): Add strict-prototypes. 13409 (Backwards Compatibility): New node. 13410 134112000-07-25 Jakub Jelinek <jakub@redhat.com> 13412 13413 * config/i386/i386.md (andsi_1+1): Allow HImode. 13414 (andsi_1+2): Require q_regs_operand. 13415 134162000-07-25 Jakub Jelinek <jakub@redhat.com> 13417 13418 * config/i386/i386.md (call_pop): Check operands[0], 13419 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF. 13420 (call): Likewise. 13421 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF. 13422 (call_value): Likewise. 13423 134242000-07-25 Zack Weinberg <zack@wolery.cumb.org> 13425 13426 * toplev.c (pipe_closed): Delete. 13427 (crash_signal): New. Generate ICE for a fatal signal. 13428 (float_signal): Call crash_signal outside a float-handler 13429 block, not abort. 13430 (main): Install crash_signal as handler for core-dumping signals. 13431 134322000-07-25 David Edelsohn <edelsohn@gnu.org> 13433 13434 * rs6000.c (print_operand, case 'T'): New case. 13435 13436 * rs6000.md (call_indirect_aix32): Convert to expander of 13437 scheduled instructions. 13438 (call_indirect_aix64): Likewise. 13439 (call_value_indirect_aix{32,64}): Likewise. 13440 (call, call_value): Invoke expanders for AIX. Fall through to 13441 matchers for SysV. 13442 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr). 13443 (call_value_indirect_nonlocal_aix{32,64}): New patterns. 13444 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1 13445 only "g" constraint. 13446 (call_nonlocal_aix64): Likewise. 13447 (call_value_nonlocal_aix{32,64}): Likewise. 13448 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic 13449 operands. 13450 (call_value_nonlocal_sysv): New pattern. 13451 (indirect_jump{si,di}): Use new 'T' modifier. 13452 (tablejump{si,di} matchers): Likewise. 13453 (return_internal_{si,di}): Likewise. 13454 (return_eh_{si,di}): Likewise. 13455 134562000-07-24 Richard Henderson <rth@cygnus.com> 13457 13458 * config/ia64/ia64.c (ia64_print_operand): Handle "%,". 13459 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise. 13460 * config/ia64/ia64.md (movdi_internal): Use it. 13461 134622000-07-24 Zack Weinberg <zack@wolery.cumb.org> 13463 13464 * cppexp.c: Warn about unary + if -Wtraditional. 13465 * cpplex.c (lex_line): Always set BOL on the first token of a line. 13466 134672000-07-24 Michael Meissner <meissner@redhat.com> 13468 13469 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to 13470 unsupported macro. 13471 134722000-07-24 Nick Clifton <nickc@cygnus.com> 13473 13474 * config/arm/arm.c (emit_multi_reg_push): Generate a 13475 REG_FRAME_RELEATED_NOTE that is compatible with the code in 13476 dwarf2out_debug_frame_expr. 13477 134782000-07-24 Jason Merrill <jason@redhat.com> 13479 13480 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without 13481 UNALIGNED_INT_ASM_OP. 13482 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust 13483 a location expression. 13484 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't 13485 assume indirect access if we're saving the CFA address exactly. 13486 13487 * Makefile.in (bootstrap): Move -BstageN/ to the end. 13488 134892000-07-24 Jakub Jelinek <jakub@redhat.com> 13490 13491 * tradcpp.c (main): Update max_include_len for cpp_include_defaults 13492 as well. 13493 134942000-07-24 Michael Meissner <meissner@redhat.com> 13495 13496 * invoke.texi (D30V Options): Add d30v options. 13497 13498Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com) 13499 13500 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not 13501 needed by our gcse pass anymore. 13502 (free_pre_mem): Corresponding changes. 13503 (compute_pre_data): Do not call compute_transpout anymore. 13504 13505 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'. 13506 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding 13507 changes. 13508 13509 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here. 13510 (compute_pre_data): Do it here instead. 13511 13512 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap 13513 'temp_bitmap'. 13514 (pre_delete): Corresponding changes. 13515 135162000-07-23 Mark Mitchell <mark@codesourcery.com> 13517 13518 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN 13519 to figure out whether or not a variable has already been emitted. 13520 13521Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com> 13522 13523 * config/i860/i860.md (untyped_call expander): Use GEN_CALL 13524 instead of gen_call. 13525 13526Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk) 13527 13528 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab. 13529 135302000-07-23 Kazu Hirata <kazu@hxi.com> 13531 13532 * h8300.c: Fix formatting. 13533 135342000-07-23 Joseph S. Myers <jsm28@cam.ac.uk> 13535 13536 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn 13537 for `long' switch expression into a plain warning. 13538 13539 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode. 13540 (yylex): Don't pedwarn for "inline" in C99 mode. 13541 13542 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing 13543 with %p. 13544 * ggc-page.c (debug_print_page_list, alloc_page, free_page, 13545 ggc_alloc): Likewise. 13546 * bb-reorder.c (dump_scope_forest_1): Likewise. 13547 135482000-07-22 Aldy Hernandez <aldyh@redhat.com> 13549 13550 * reload.c (find_reloads_toplev): Add new parameter 13551 "address_reloaded". 13552 (find_reloads): Add new parameter to find_reloads_toplev calls. 13553 135542000-07-22 Jeffrey Oldham <oldham@codesourcery.com> 13555 13556 * collect2.c (main): Typo fixed. 13557 * diagnostic.c: Typo fixed. 13558 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed. 13559 * eh-common.h: Typo fixed. 13560 * emit-rtl.c (start_sequence): Typo fixed. 13561 * flow.c (find_label_refs): Typo fixed. 13562 (calculate_global_regs_live): Typo fixed. 13563 (mark_regno_cond_dead): Typo fixed. 13564 (create_edge_list): Typos fixed. 13565 (verify_edge_list): Typo fixed. 13566 * ggc-common.c (ggc_mark_rtx_children): Typo fixed. 13567 * loop.c (strength_reduce): Typo in function name fixed. 13568 * rtl.h: Added comments. Typo in function name fixed. 13569 * rtlanal.c: Typo in function name fixed. 13570 (insn_dependant_p): Rename to ... 13571 (insn_dependent_p): ... this. 13572 (computed_jumo_p): Typo fixed. 13573 135742000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 13575 13576 * system.h (__FUNCTION__): Wrap definition in #ifndef. 13577 135782000-07-21 David Edelsohn <edelsohn@gnu.org> 13579 13580 * rs6000.h (SIZE_TYPE): Define. 13581 135822000-07-21 Mark Mitchell <mark@codesourcery.com> 13583 13584 * ssa.c (rename_insn_1): Don't rename registers that are 13585 CLOBBERed. 13586 135872000-07-21 Zack Weinberg <zack@wolery.cumb.org> 13588 13589 * diagnostic.c (trim_filename, fancy_abort): Moved here from 13590 rtl.c. 13591 (fatal_function, set_fatal_function): Removed. 13592 (fatal): Don't prepare for or call the fatal_function. 13593 (diagnostic_lock, error_recursion): New. 13594 (diagnostic_for_decl, report_diagnostic): Guard against 13595 re-entering the error reporting routines. 13596 (fancy_abort): Assume function is not NULL. 13597 13598 * errors.c (fancy_abort): New. Assume function is not NULL. 13599 * tradcpp.c (fancy_abort): Assume function is not NULL. 13600 13601 * system.h: Provide default definition of __FUNCTION__. 13602 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout. 13603 Always use __FUNCTION__ in definition of abort. 13604 * tree.h: Likewise. 13605 * varray.h: Likewise. 13606 * toplev.h: Likewise. Don't prototype set_fatal_function. 13607 136082000-07-20 Geoff Keating <geoffk@cygnus.com> 13609 13610 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly 13611 in 64-bit mode. 13612 * glimits.h: Don't do #if defined for ARCH_PPC. 13613 13614 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All 13615 constants of size no larger than a pointer should go in the TOC. 13616 Add 'MODE' parameter. 13617 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to 13618 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P. 13619 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise. 13620 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise. 13621 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise. 13622 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise. 13623 (rs6000_legitimize_address): Likewise. 13624 (rs6000_emit_move): Likewise. 13625 (rs6000_select_rtx_section): Likewise. 13626 (output_toc): Deal properly with outputting small constants like 13627 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode. 13628 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add 13629 MODE parameter. Put small constants in the TOC. 13630 13631 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are 13632 easy in SImode. 13633 (rs6000_emit_move): When reload calls us with an illegitimate 13634 address, exit early. Move the change_address calls to one place 13635 at the end of the routine. Merge the SImode and DImode expanders. 13636 When called by reload to put an integer into a FP register, force 13637 it to memory. 13638 13639 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode' 13640 field. 13641 (rs6000_hash_constant): Hash mode too. 13642 (toc_hash_function): Allow for key_mode. 13643 (toc_hash_eq): Structures are different if key_mode differs. 13644 (output_toc): Add 'mode' parameter. Save key_mode. 13645 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): 13646 Pass 'mode' parameter. 13647 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param. 13648 13649 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME 13650 for vtable references. 13651 13652 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a 13653 choice, don't put integer values in FP regs. 13654 13655Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com) 13656 13657 * flow.c (verify_flow_info): Revamp code to verify that the 13658 head and end of each basic block are in the insn chain. 13659 13660Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de> 13661 13662 * gcse.c (record_one_set): Prepend instead of append onto 13663 reg_set_table, making it O(n) instead O(n^2). 13664 * lcm.c (compute_antinout_edge,compute_laterin,compute_available): 13665 Use a queue instead of a stack as worklist. 13666 136672000-07-20 Kazu Hirata <kazu@hxi.com> 13668 13669 * h8300.c (two_insn_adds_subs_operand): Fix a typo. 13670 * h8300.h (OK_FOR_T): New. 13671 (EXTRA_CONSTRAINT): Support OK_FOR_T. 13672 * h8300.md: Use inc/dec.[wl] for increment/decrement 13673 by 1 and 2 in HI and SI modes. 13674 136752000-07-20 Jim Wilson <wilson@cygnus.com> 13676 13677 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values 13678 larger than 14 bits. 13679 136802000-07-20 Zack Weinberg <zack@wolery.cumb.org> 13681 13682 * cppmacro.c (CAN_PASTE_AFTER): New macro. 13683 (count_params): Don't set GNU_REST_ARGS on anything. 13684 (save_expansion): Set PASTE_LEFT only on tokens for which 13685 CAN_PASTE_AFTER is true, or which are named operators. 13686 13687 * cpplex.c (parse_args): Distinguish between a rest argument 13688 given one empty argument, and a rest argument given zero arguments. 13689 (maybe_paste_with_next): Look for VOID_REST tag, and trigger 13690 deletion of previous token based on that. 13691 (get_raw_token): Flatten some control structure. 13692 13693 * cpplib.h (CPP_LAST_EQ): Correct. 13694 (VOID_REST): New token flag. 13695 (GNU_REST_ARGS): Delete. 13696 13697 * tradcpp.c (main): Don't munge -D options. 13698 (make_definition): Bring -D handling in line with cpplib. 13699 (do_define): Strip all leading whitespace from macro definitions. 13700 137012000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au> 13702 13703 * Makefile.in (tradcpp): Depend on intl.o and version.o. 13704 137052000-07-20 Bruce Korb <bkorb@gnu.org> 13706 13707 * fixincl/check.tpl: strip the platform specific types before testing 13708 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types 13709 * fixincl/fixincl.tpl: use platform specific types 13710 * fixincl/fixlib.h: include the platform specific types 13711 * fixincl/inclhack.def(gnu_types): don't supply the types 13712 * fixincl/fixincl.x: regen 13713 137142000-07-19 Jim Wilson <wilson@cygnus.com> 13715 13716 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in 13717 GR_REGS. 13718 137192000-07-19 Zack Weinberg <zack@wolery.cumb.org> 13720 13721 * tradcpp.c (rescan): Do not recognize directives when the # 13722 is indented. 13723 137242000-07-19 Zack Weinberg <zack@wolery.cumb.org> 13725 13726 Implement C++ named operators. 13727 13728 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block 13729 of operators allowed in #if and having an _EQ variant. Add 13730 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED. 13731 (cpp_token flags): Add NAMED_OP. 13732 (enum node_type): Add T_OPERATOR. 13733 (struct cpp_hashnode): Add code slot to value union. 13734 * cpphash.h (spec_nodes): Remove n_defined. 13735 13736 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types. 13737 (spell_token, can_paste, maybe_paste_with_next): Handle named operators. 13738 (is_macro_disabled): Tweak error messages. 13739 13740 * cpplib.c (get_define_node): Disallow all named operators as 13741 macro names. Tweak error messages. 13742 (_cpp_init_stacks): Don't set up spec_nodes->n_defined. 13743 13744 * cppinit.c (builtin_array): Add entries for the named operators. 13745 * cppexp.c (lex): Check for CPP_DEFINED token. 13746 (priority table): Add entries for CPP_MIN and CPP_MAX. 13747 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX. 13748 137492000-07-19 Bernd Schmidt <bernds@cygnus.co.uk> 13750 13751 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is 13752 larger than the array of cuids. 13753 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing 13754 cuids. 13755 137562000-07-19 Bruce Korb <bkorb@gnu.org> 13757 13758 * fixinc/fixincl.c: Convert to using a table of environment variables 13759 and activate the auto-edit marker on the fixed output files. 13760 * fixinc/fixlib.h: Define the environment table 13761 * fixinc/fixincl.sh: export the ${INPUT} dir 13762 * fixinc/check.tpl: likewise 13763 137642000-07-18 Zack Weinberg <zack@wolery.cumb.org> 13765 13766 * gcc.c (.h spec): Fix typo. 13767 13768Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org> 13769 13770 * Makefile.in: Fix tradcif.c path. 13771 137722000-07-18 Zack Weinberg <zack@wolery.cumb.org> 13773 13774 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry 13775 macros, not five. 13776 13777 * cpphash.h (TOKEN_NAME): New macro. 13778 (_cpp_spell_operator): Deleted. 13779 (token_spellings): Now _cpp_token_spellings. 13780 13781 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator. 13782 * cpplex.c: Use OP and TK macros when expanding the 13783 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens, 13784 store the stringification of the enumeration name (CPP_CHAR, 13785 etc.) in the name slot of token_spellings. 13786 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference 13787 token_spellings directly. 13788 * cpplib.c: Use TOKEN_SPELL. 13789 13790 * cpplex.c (_cpp_push_token): If the token being pushed back 13791 is the previous token in this context, just subtract one from 13792 context->posn. 13793 * cppmacro.c (save_expansion): Clear aux field when storing a 13794 placemarker. 13795 137962000-07-18 Jakub Jelinek <jakub@redhat.com> 13797 13798 * cpplex.c (cpp_scan_buffer): Output line command even at the stop 13799 buffer, provided it is not NULL. 13800 138012000-07-18 Alexandre Oliva <aoliva@redhat.com> 13802 13803 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in 13804 case of invalid volatile re-declaration. 13805 138062000-07-18 Jakub Jelinek <jakub@redhat.com> 13807 13808 * calls.c (store_arg): Return nonzero if sibcall_failure is desired. 13809 (expand_call): Adjust caller. 13810 138112000-07-17 Gabriel Dos Reis <gdr@codesourcery.com> 13812 13813 * diagnostic.h (report_diagnostic): Change prototype. 13814 13815 * diagnostic.c (output_do_verbatim, diagnostic_for_asm, 13816 diagnostic_for_decl): Change prototype. 13817 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning, 13818 error, warning, error_with_file_and_line, 13819 warning_with_file_and_line, pedwarn_with_file_and_line, fatal): 13820 Adjust call to report_diagnostic, diagnostic_for_decl. 13821 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm. 13822 (output_verbatim, verbatim): Adjust call to output_do_verbatim. 13823 13824 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End 13825 varaible argument list. 13826 138272000-07-17 Zack Weinberg <zack@wolery.cumb.org> 13828 13829 * cpphash.c: Don't include hashtab.h. Most macro-handling code 13830 moved to cppmacro.c. 13831 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash, 13832 dump_hash_helper): Delete. 13833 (expand_hash, higher_prime_number, _cpp_lookup_with_hash, 13834 cpp_forall_identifiers): New. Implement specialized version of 13835 Vlad's expandable hash table. 13836 (cpp_lookup): Use new functions. 13837 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new 13838 implementation. 13839 * cppmacro.c: New file. 13840 * cppinit.c (dump_macros_helper): New. 13841 (cpp_finish): Iterate over the identifier table directly. 13842 * cpplex.c (parse_name): Calculate the hash of the identifier 13843 while we scan it. Use _cpp_lookup_with_hash when we can. 13844 13845 * cpphash.h: Update prototypes. 13846 (xcnewvec, HASHSTEP): New helper macros. 13847 * cpplib.h: Update prototypes. 13848 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o. 13849 (cppmacro.o): New rule. 13850 (cpphash.o): Update deps. 13851 13852 * cppmain.c: Do not set pfile->printer if no_output is on. 13853 138542000-07-15 Neil Booth <neilb@earthling.net> 13855 13856 * cpplib.c: Change all directive-handler functions to return 13857 void, not int. 13858 * cpphash.h: Update typedefs. 13859 138602000-07-17 Geoffrey Keating <geoffk@cygnus.com> 13861 13862 * configure: Regenerate. 13863 13864 * extend.texi (Extended Asm): Mention that a memory clobber 13865 does not count as a side-effect. 13866 13867 * unroll.c (copy_loop_body): Fix one instance of using host 13868 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit 13869 cross-compile. 13870 13871 * tlink.c (scan_linker_output): Tweak for output of AIX ld. 13872 138732000-07-17 Richard Henderson <rth@cygnus.com> 13874 13875 * config/ia64/ia64.md (movdi): Split out load address code. 13876 New post-reload splitter for symbolic operands. 13877 (movdi_internal): Abort if we didn't split symbolic operands 13878 when we should have. 13879 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits. 13880 (ia64_reorg): Split insns when not optimizing. 13881 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare. 13882 13883Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz> 13884 13885 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE 13886 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format. 13887 138882000-07-17 Chandrakala Chavva <cchavva@cygnus.com> 13889 13890 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont. 13891 138922000-07-17 Jason Merrill <jason@redhat.com> 13893 13894 * Makefile.in (clean): Remove libgcc directory. 13895 13896 * configure.in (-Wno-long-long check): Use higher-level macros. 13897 138982000-07-17 Zack Weinberg <zack@wolery.cumb.org> 13899 13900 * simplify-rtx.c (simplify_binary_operation): Recognize 13901 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)). 13902 (simplify_ternary_operation): Do not examine MODE_BITSIZE of 13903 a CONST_INT, it will always be zero. 13904 139052000-07-17 Chandrakala Chavva <cchavva@cygnus.com> 13906 13907 * loop.c (check_dbra_loop) : Return if more than one condition is 13908 present to control the loop. 13909 13910Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com> 13911 13912 * mips.c (mips_expand_prologue): Don't calculate the last argument 13913 register unless we need it. When we are calculating this, make 13914 sure FUNCTION_ARG is giving us a REG. 13915 139162000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr> 13917 13918 * flow.c (libcall_dead_p): Use single_set to verify the insn 13919 has only one set and get for analysis. 13920 (propagate_one_insn): Don't pass the PATTERN of the insn. 13921 139222000-07-17 Mark Klein <mklein@dis.com> 13923 13924 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3. 13925 139262000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca> 13927 13928 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable. 13929 * configure.in (TARGET_GETGROUPS_T): Evaluate. 13930 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type 13931 of second argument of getgroups. 13932 * configure, config.in: Rebuilt. 13933 139342000-07-17 Geoffrey Keating <geoffk@cygnus.com> 13935 13936 * simplify-rtx.c (simplify_relational_operation): Two signed 13937 values with equal high words are less/greater than each other if 13938 their low words are less/greater when considered as unsigned. 13939 13940Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org> 13941 13942 * configure.in (vax-*-openbsd): Change to new style configuration, 13943 add collect2/float_format information. 13944 * configure: Rebuilt. 13945 * config/vax/openbsd1.h: New. 13946 * config/vax/openbsd.h: New. 13947 * config/vax/t-openbsd: New. 13948 139492000-07-17 Chip Salzenberg <chip@valinux.com> 13950 13951 * c-common.c (shorten_compare): Quiet warnings about unsigned 13952 comparisons with zero when they occur in a system header. 13953 139542000-07-17 Joseph S. Myers <jsm28@cam.ac.uk> 13955 13956 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and 13957 update to describe current practice. 13958 13959 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99. 13960 13961 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update 13962 references to C9X. Change references to -fstd and -flang-isoc9x 13963 to refer to -std. 13964 13965 * c-common.c (scan_char_table): Allow "z" length modifiers on 13966 diouxXn formats. 13967 (check_format_info): Use TYPE_DOMAIN on the type matched against 13968 for "z" formats, to retrieve the language size_t rather than the 13969 internal one. 13970 13971 * c-common.c (check_format_info): Do not make a pedantic objection 13972 to the 'L' length modifier if used with a floating point type 13973 character. 13974 13975 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point 13976 constants in C99 mode. 13977 139782000-07-17 Kazu Hirata <kazu@hxi.com> 13979 13980 * h8300.md: Fix the format of mac. 13981 (movsi_h8300hs): Output a tab after stmac instead of a space. 13982 13983 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting 13984 profitable adds/subs sequences. 13985 13986 * fold-const.c: Fix comment typos. 13987 139882000-07-16 Laurynas Biveinis <lauras@softhome.net> 13989 13990 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL. 13991 139922000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 13993 13994 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation. 13995 139962000-07-16 Neil Booth <NeilB@earthling.net> 13997 13998 * cpplex.c: Update comments. 13999 * README.Portability: Small update. 14000 140012000-07-16 Neil Booth <NeilB@earthling.net> 14002 14003 * README.Portability: Small update. 14004 140052000-07-15 Richard Henderson <rth@cygnus.com> 14006 14007 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype. 14008 * config/ia64/ia64.c (ia64_move_ok): New function. 14009 * config/ia64/ia64.md (movqi, movqi_internal): Use it. 14010 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise. 14011 140122000-07-15 Zack Weinberg <zack@wolery.cumb.org> 14013 14014 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens 14015 immediately following a paste operator. 14016 * cppinit.c (sort_options): New function (only for HOST_EBCDIC). 14017 (cpp_reader_init): Call it, if HOST_EBCDIC. 14018 (cpp_handle_options): Do not sort option list here. 14019 (handle_option): Rename to cpp_handle_option and export. 14020 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use 14021 _cpp_get_token directly. 14022 (cpp_scan_line): Return 0 at EOF, 1 otherwise. 14023 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1. 14024 * cpplib.h: Prototype cpp_handle_option. Update prototype of 14025 cpp_scan_line. 14026 140272000-07-15 Richard Henderson <rth@cygnus.com> 14028 14029 * fold-const.c (extract_muldiv): Don't optimize past an unsigned 14030 cast around an expression. Tidy other unsigned tests. 14031 140322000-07-15 Gabriel Dos Reis <gdr@codesourcery.com> 14033 14034 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice, 14035 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove. 14036 (v_message_with_decl): Rename to ... 14037 (format_with_decl): ... this. Tweak 14038 (diagnostic_for_decl): New function. 14039 (fatal_io_error): Use verbatim in lieu of notice. 14040 (announce_function): Use verbatim. 14041 (default_print_error_function): Likewise. 14042 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new 14043 infratructure. 14044 140452000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14046 14047 * mips.c (function_arg_pass_by_reference): Don't do automatic 14048 aggregate initialization. 14049 (machine_dependent_reorg): Initialize variable `mode'. 14050 14051 * mips.md (absdi2): Change variable `regno1' to unsigned int. 14052 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid 14053 conflicts with sys/param.h macro of the same name. 14054 (reload_outdi): Likewise. 14055 140562000-07-15 Michael Meissner <meissner@redhat.com> 14057 14058 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO 14059 == CONST + INCREMENT, don't overwrite the tree node for FOO++, 14060 create a new node instead. 14061 140622000-07-15 Neil Booth <NeilB@earthling.net> 14063 14064 * README.Portability: Correct example about calling a function 14065 through a pointer to function. Format wide paragraphs. 14066 140672000-07-15 Michael Meissner <meissner@redhat.com> 14068 14069 * README.Portability: Update integer suffixes and function 14070 prototype sections. 14071 140722000-07-15 Neil Booth <NeilB@earthling.net> 14073 14074 * README.Portability: Small update. 14075 140762000-07-15 Neil Booth <NeilB@earthling.net> 14077 14078 * README.Portability: New file. 14079 14080Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com> 14081 14082 * INSTALL: Give special instructions for building GCC on Irix 6. 14083 * config/mips/x-iris6 (CC): Don't set it. 14084 (OLDCC): Likewise. 14085 140862000-07-14 Jason Merrill <jason@redhat.com> 14087 14088 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA 14089 register in the stack and later in another register, use the new 14090 register. 14091 14092Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com> 14093 14094 * config/mips/mips.md: (absdi2): Handle sign_extend for 14095 second operand. 14096 140972000-07-14 Nathan Sidwell <nathan@codesourcery.com> 14098 14099 * cpplib.c (do_pragma_dependency): Tidy warning messages. 14100 141012000-07-14 Zack Weinberg <zack@wolery.cumb.org> 14102 14103 * .cvsignore: Correct typo. 14104 141052000-07-13 Mark Mitchell <mark@codesourcery.com> 14106 14107 * .cvsignore: Add generated YACC files. 14108 * objc/.cvsignore: New file. 14109 141102000-07-14 Neil Booth <NeilB@earthling.net> 14111 14112 * cpplex.c (adjust_column): New function. 14113 (skip_whitespace): Use it. 14114 (skip_block_comment): Use it, and warn about /*/* with 14115 -Wcomments. 14116 141172000-07-14 Neil Booth <NeilB@earthling.net> 14118 14119 * cpphash.c (struct macro_info): Add new members. 14120 (_cpp_free_definition): Delete the macro directly. 14121 (count_params): Return void, with first token of 14122 expansion in struct macro_info on success. 14123 (parse_define): Return int. Hoist syntax checking from 14124 save_macro_expansion. Leave call to save_expansion to 14125 _cpp_create_definition. 14126 (alloc_macro): Needs just 2 arguments. 14127 (free_macro): Delete. 14128 (save_expansion): Don't perform syntax check. 14129 (_cpp_create_definition): Call save_expansion. 14130 141312000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14132 14133 * genrecog.c (write_header): Split long string. 14134 14135 * cpphash.c (macro_info): Don't use the `signed' keyword. 14136 14137 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__. 14138 141392000-07-13 Jakub Jelinek <jakub@redhat.com> 14140 14141 * calls.c (stored_args_map): New variable. 14142 (check_sibcall_argument_overlap_1): New. 14143 (check_sibcall_argument_overlap): New. 14144 (expand_call): Initialize stored_args_map. 14145 Call check_sibcall_argument_overlap. 14146 141472000-07-13 Bruce Korb <bkorb@gnu.org> 14148 14149 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count 14150 (emit_gnu_type): utility procedure for gnu_type_fix 14151 (gnu_type_fix): implement various pre-processor guards around 14152 standard types so these types can be defined over and over 14153 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard 14154 types alluded to above will have GNU-compliant base types 14155 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct 14156 * fixinc/inclhack.def: add test_text entries and utilize the new 14157 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types. 14158 * fixinc/fixincl.x: regenerate 14159 141602000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com> 14161 14162 * diagnostic.c (vline_wrapper_message_with_location, 14163 v_message_with_file_and_line, v_error_with_file_and_file, 14164 v_error_for_asm, v_warning_for_asm, vfatal, 14165 v_warning_with_file_and_line, v_pedwarn_with_file_and_line, 14166 vsorry, verror, vwarning, vpedwarn): Remove. 14167 (diagnostic_for_asm): New function. 14168 (pedwarn, error, warning, pedwarn_with_file_and_line, 14169 error_with_file_and_line, warning_with_file_and_line, sorry, 14170 error_for_asm, warning_for_asm, fatal): Reimplement. 14171 (finish_diagnostic): Clear diagnostic info as well. 14172 141732000-07-13 Neil Booth <NeilB@earthling.net> 14174 14175 * c-common.h (flag_digraphs): New. 14176 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate. 14177 * c-lex.c (yylex): Use flag_digraphs to decide whether to 14178 honor digraphs. 14179 141802000-07-13 Zack Weinberg <zack@wolery.cumb.org> 14181 14182 * gcc.c (do_spec_1): Add new %B operator. 14183 (set_input): Prepare for %B. 14184 14185 (link_command_spec): Move up with the other tm.h- 14186 overrideable specs. Factor out the portion conditional on 14187 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc). 14188 (struct compiler): Just have a single spec string. All users 14189 updated. 14190 (default_compilers): Remove unnecessary braces. 14191 (static_specs): Update. 14192 14193 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New 14194 named specs. 14195 (C and assembly specs): Use the new named specs, as appropriate. 14196 14197 * objc/lang-specs.h: Use the new named specs. 14198 Remove unnecessary braces. 14199 142002000-07-12 Zack Weinberg <zack@wolery.cumb.org> 14201 14202 * gcc.c (execute): If a subprocess gets a fatal signal, report 14203 strsignal() of the signal number, and ask for a bug report. 14204 Do not do this for SIGPIPE if there's already been an error. 14205 14206 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE. 14207 Delete pipe_closed. 14208 14209 * tradcif.c: Remove. 14210 142112000-07-12 Zack Weinberg <zack@wolery.cumb.org> 14212 14213 * final.c (profile_function): Do not emit profile counters in 14214 the data section, if NO_PROFILE_COUNTERS is defined. 14215 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for 14216 FUNCTION_PROFILER. 14217 14218 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define. 14219 (FUNCTION_PROFILER): Just emit a call to mcount. 14220 142212000-07-12 Zack Weinberg <zack@wolery.cumb.org> 14222 14223 * tradcpp.c (main): Rename 'perror' label to 'sys_error'. 14224 14225 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c, 14226 cpplib.c, cpplib.h: Eradicate all traces of code dependent on 14227 traditional, lang_chill, or lang_fortran. 14228 14229 * cppfiles.c: #undef strcmp to suppress warning about macros 14230 used without arguments. 14231 (_cpp_execute_include): Use f, not fname, in "No include path" 14232 error. 14233 (_cpp_pop_file_buffer): New function. 14234 * cpplib.c: Don't include <sys/mman.h>. 14235 (cpp_push_buffer): Set line_base and lineno in new buffer. 14236 (cpp_pop_buffer): Use _cpp_pop_file_buffer. 14237 14238 * cpplex.c: Move all prototypes and structure declarations to the 14239 top of the file. Properly parenthesize some macro arguments. 14240 (cpp_scan_line): New function. 14241 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth, 14242 don't need to walk up the stack counting. 14243 142442000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14245 14246 * c-common.c (combine_strings): Emit a pedantic warning when a 14247 string length is greater than the minimum ANSI C is required 14248 to support. 14249 14250Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com) 14251 14252 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill. 14253 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill. 14254 142552000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14256 14257 * c-decl.c (define_label): Warn about identifier conflicts with 14258 labels in traditional C. 14259 14260 * c-parse.in (unop +): Warn about the unary plus operator for 14261 traditional C. 14262 14263 * c-typeck.c (store_init_value): Warn about automatic aggregate 14264 initialization for traditional C. 14265 14266 * invoke.texi (-Wtraditional): Document new warnings. 14267 142682000-07-12 Gabriel Dos Reis <gdr@codesourcery.com> 14269 14270 * Makefile.in (c-errors.o): Fix thinko in dependency. 14271 142722000-07-12 Zack Weinberg <zack@wolery.cumb.org> 14273 14274 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of 14275 -traditional, -ftraditional, or -traditional-cpp was given. 14276 Do not pass -traditional to the preprocessor. 14277 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the 14278 preprocessor does it automatically. 14279 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__. 14280 14281 * ch/lang-specs.h: Always use tradcpp. Do not pass 14282 -traditional, -trigraphs, or -pedantic to the preprocessor. 14283 * f/lang-specs.h (.F spec): Likewise. Don't bother defining 14284 _LANGUAGE_FORTRAN. 14285 142862000-07-12 Zack Weinberg <zack@wolery.cumb.org> 14287 14288 * cppexp.c (LOGICAL): Delete macro. 14289 (_cpp_parse_expr): Do not use UNARY for unary +. Implement || 14290 and && directly. 14291 14292 * cpphash.c (HASHSIZE): Increase to 4096. 14293 (struct hashdummy): Add hash field. 14294 (eq_HASHNODE): Compare unreduced hashes, then lengths, then 14295 the string values using memcmp. 14296 (cpp_lookup): Set dummy.hash. 14297 14298Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org> 14299 14300 * configure.in (m88k-openbsd): Express configuration using new fragment 14301 style. 14302 * configure: Rebuilt. 14303 * m88k/aout-dbx.h: New. 14304 * m88k/openbsd.h: New. 14305 * m88k/xm-openbsd.h: New. 14306 143072000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14308 14309 * expr.c (expand_expr): Return const0_rtx, not error_mark_node. 14310 143112000-07-12 Richard Henderson <rth@cygnus.com> 14312 14313 * reload.c (push_secondary_reload): Make sure to add the new 14314 reload at the end, after acquiring secondary memory. 14315 143162000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14317 14318 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL. 14319 14320 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p, 14321 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED. 14322 14323 * c-parse.in (stmt): Delete unused variables. 14324 14325 * convert.c (convert_to_vector): Likewise. 14326 14327 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'. 14328 14329 * tree.c (finish_vector_type): Prototype. 14330 143312000-07-12 Bruce Korb <bkorb@gnu.org> 14332 14333 * fixinc/fixfixes.c: use xmalloc 14334 * fixinc/fixincl.c(initialize): set program name for xmalloc 14335 * fixinc/fixlib.c(must_malloc): obsolete 14336 (is_cxx_header): no longer used - disabled 14337 (skip_quote): inserted and disabled for future use 14338 * fixinc/fixlib.h: reflects above 14339 * fixinc/fixtests.c: removed dinkleberries 14340 143412000-07-12 Neil Booth <NeilB@earthling.net> 14342 14343 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c. 14344 * cpplex.c (TOKEN_SPELL) Move to cpphash.h. 14345 14346 * cpphash.c: (struct macro_info, alloc_macro, free_macro, 14347 struct toklist_dummy): New. 14348 (cpp_free_definition): Free macros with free_macro. 14349 (count_params): Don't save parameter spellings. Save macro 14350 information in a struct macro_info. 14351 (parse_define): Don't allocate a token list. 14352 (save_expansion): Allocate the macro's token list, and 14353 save parameter spellings if necessary. Use TOKEN_SPELL. 14354 (cpp_create_definition): Make list const. 14355 143562000-07-12 Gabriel Dos Reis <gdr@codesourcery.com> 14357 14358 * c-typeck.c (pedwarn_c99): Move to 14359 * c-errors.c: ... Here. 14360 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes. 14361 * diagnostic.c (verror, vwarning, vpedwarn): Make static. 14362 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o 14363 (c-errors.o): List dependency. 14364 143652000-07-12 Mark Mitchell <mark@codesourcery.com> 14366 14367 * c-parse.c: Remove. 14368 * c-parse.h: Likewise. 14369 * c-parse.y: Likewise. 14370 * objc/objc-parse.c: Likewise. 14371 * objc/objc-pasre.y: Likewise. 14372 143732000-07-11 Rodney Brown <RodneyBrown@pmsc.com> 14374 14375 * gcc.texi: Fix minor typos 14376 * extend.texi: Fix minor typos 14377 143782000-07-11 Marc Espie <espie@openbsd.org> 14379 14380 * collect2.c (main): Recognize .lo as object files. 14381 143822000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca> 14383 14384 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is 14385 true. 14386 14387 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems 14388 with MAP_ANONYMOUS and MAP_ANON. 14389 * configure, config.in: Rebuilt. 14390 143912000-07-12 Gabriel Dos Reis <gdr@codesourcery.com> 14392 14393 * diagnostic.c (save_output_state): Remove. 14394 (restore_output_state): Likewise. 14395 (clear_text_info): New function. 14396 (clear_diagnostic_info): Likewise. 14397 (output_text_length, is_starting_newline, output_prefix, 14398 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for, 14399 prefixing_policy, output_buffer_ptr_to_format_args): New macros 14400 (set_real_maximum_length, output_set_maximum_length, 14401 output_set_prefix, output_get_prefix, output_set_maximum_length, 14402 output_destroy_prefix, init_output_buffer, 14403 reshape_diagnostic_buffer, output_space_left, output_emit_prefix, 14404 output_add_newline, output_add_character, output_add_space, 14405 output_append_r, output_append, wrap_text, output_format, 14406 output_do_printf, output_printf, output_do_verbatim, 14407 output_verbatim, verbatim): Use them. 14408 (output_clear): Split into cleat_text_info and 14409 clear_diagnostic_info. 14410 (struct output_state): Move to... 14411 14412 * diagnostic.h: ...Here 14413 (struct output_buffer): Adjust. 14414 144152000-07-11 Zack Weinberg <zack@wolery.cumb.org> 14416 14417 * cpplex.c (parse_name): No longer inline (premature optimization). 14418 (do_pop_context): Fold into pop_context. 14419 (pop_context): Returns int. 14420 (lex_next): Hoist test for end of directive into pop_context. 14421 (push_macro_context): Returns int; takes just reader and token. 14422 Hoist test for excessive nesting to caller. 14423 (push_arg_context): Returns void; takes just reader and token. 14424 Do not call stringify_arg or get_raw_token. 14425 (get_raw_token): Convert tail recursion through push_arg_context 14426 to a loop at this level. Call stringify_arg here if appropriate. 14427 (maybe_paste_with_next): Convert tail recursion to a while loop. 14428 Hoist test of paste_level to caller. 14429 14430 (stringify_arg): Push arg context at beginning. 14431 (cpp_get_token): Split out core into _cpp_get_token. Call 14432 process_directive here. Throw away CPP_PLACEMARKER tokens. 14433 (_cpp_get_token): Convert tail recursion through 14434 push_macro_context to a loop at this level. 14435 (_cpp_glue_header_name, is_macro_disabled, stringify_arg, 14436 _cpp_get_raw_token): Use _cpp_get_token. 14437 (_cpp_skip_rest_of_line): Drop the context stack directly; do 14438 not call pop_context. 14439 (_cpp_run_directive): Call lex_next directly. 14440 14441 * cpphash.h: Prototype _cpp_get_token. 14442 * cppexp.c (lex): Use it. 14443 * cpphash.c (parse_define): Use it. 14444 * cpplib.c (get_define_node, do_undef, parse_include, 14445 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc, 14446 do_pragma_implementation, do_pragma_poison, do_pragma_dependency, 14447 parse_ifdef, validate_else): Use it. 14448 (cpp_push_buffer): Tweak error message; abort if anyone tries 14449 to push a buffer while macro expansions are stacked. 14450 144512000-07-11 Donn Terry <donnte@microsoft.com> 14452 14453 * cpplex.c (free_macro_args, save_token): Cast arg of free 14454 and/or xrealloc to PTR. 14455 (_cpp_init_input_buffer): Clear all fields of the base context. 14456 14457Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com> 14458 14459 * gensupport.c (process_rtx): Make rtl checking stop 14460 complaining about the define_insn while it is being 14461 converted from a define_insn_and_split. 14462 14463Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com> 14464 14465 * config/mips/mips.c (simple_memory_operand): Access the 14466 INTVAL of the address, not it's containing MEM. 14467 144682000-07-11 Bruce Korb <bkorb@gnu.org> 14469 14470 * fixinc/fixtests.c(double_slash): obsolete 14471 (else_endif_label): likewise 14472 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete 14473 (libc1_ifdefd_memx): correct initial comment 14474 and omit the #if/#endif pair from the memxxx declarations 14475 * fixinc/fixincl.x: regen 14476 144772000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14478 14479 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers. 14480 144812000-07-11 Neil Booth <NeilB@earthling.net> 14482 14483 * cpp.texi: Update. 14484 144852000-07-11 Neil Booth <NeilB@earthling.net> 14486 14487 * cppinit.c: (cpp_reader_init): Allow digraphs by default. 14488 (handle_option): Set digraphs according to standard. 14489 Merge OPT_lang_c89 handler with OPT_std_c89. 14490 14491 * cpplex.c: (lex_line, can_paste): Honor digraphs in 14492 accordance with the digraphs flag. 14493 14494 * cpplib.h: (struct cpp_options): New option digraphs. 14495 144962000-07-10 Hans-Peter Nilsson <hp@axis.com> 14497 Bruce Korb <bkorb@gnu.org> 14498 14499 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix. 14500 * fixinc/fixincl.x: Regenerate. 14501 * fixinc/tests/base/testing.h: Add testcase. 14502 145032000-07-10 Richard Henderson <rth@cygnus.com> 14504 14505 * config/ia64/ia64.c (got_symbolic_operand): New. 14506 (symbolic_operand, move_operand): Revert 0701 change. 14507 * config/ia64/ia64.h (PREDICATE_CODES): Update. 14508 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare. 14509 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand; 14510 split the offset into a 14-bit low part instead of a 13-bit low part. 14511 (load_fptr): Mark the mem as unchanging. 14512 (load_symptr): Use got_symbolic_operand. 14513 145142000-07-10 Nick Clifton <nickc@cygnus.com> 14515 14516 * libgcc2.c (next_stack_level): Cast result of computation to 14517 (void **) so that the assignment does not generate a warning. 14518 145192000-07-10 Chandrakala Chavva <cchavva@redhat.com> 14520 14521 * flags.h : Add new variable flag_single_precision_constant. 14522 * toplev.c (display_help) : Add -fsingle-precision-constant option. 14523 (flag_single_precision_constant): New. 14524 * c-lex.c (yylex): Convert floating point constant to single 14525 precision constant. 14526 * invoke.texi : Add documentation for this new option. 14527 145282000-07-10 Gabriel Dos Reis <gdr@codesourcery.com> 14529 14530 * diagnostic.c (output_octal): Second parameter is unsigned. 14531 (output_long_octal): Likewise. 14532 (output_hexadecimal): Likewise. 14533 (output_long_hexadecimal): Likewise. 14534 (output_format): Adjust arguments extraction. Tweak. 14535 (output_verbatim, verbatim): End variable argument list. 14536 (report_diagnostic): Improve documentation. 14537 145382000-07-10 Benjamin Chelf <chelf@codesourcery.com> 14539 14540 * c-common.h (build_stmt): Declare. 14541 (build_continue_stmt): Likewise. 14542 (build_break_stmt): Likewise. 14543 (build_return_stmt): Likewise. 14544 14545 * c-decl.c (do_case): Rewrite to do what previously done in 14546 c-parse.in. 14547 14548 * c-semantics.c (build_stmt): Define. 14549 (build_return_stmt): Likewise. 14550 (build_break_stmt): Likewise. 14551 (build_continue_stmt): Likewise. 14552 (build_case_label): Likewise. 14553 14554 * c-parse.in (BREAK): Change to build tree, then generate RTL. 14555 (CONTINUE): Likewise. 14556 (RETURN): Likewise. 14557 (CASE): Likewise. 14558 (DEFAULT): Likewise. 14559 14560 * c-parse.y: Regenerate. 14561 * c-pasre.c: Likewise. 14562 145632000-07-09 Jason Merrill <jason@redhat.com> 14564 14565 * expr.c (expand_expr): Bail earlier if we get an error_mark_node. 14566 14567 * tree.h (STRIP_NOPS): Check for error_mark_node. 14568 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise. 14569 (dwarf2out_*): Remove duplicate declarations. 14570 14571 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from 14572 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN. 14573 145742000-07-10 Gabriel Dos Reis <gdr@codesourcery.com> 14575 14576 * diagnostic.c (wrap_text): New function. 14577 (maybe_wrap_text): Likewise. 14578 (output_add_string): Use it. 14579 (output_format): Likewise. 14580 (count_error): Use verbatim instead of notice. 14581 (report_error_function): Likewise. Don't use plain fprintf. 14582 (finish_diagnostic): New function. 14583 (output_do_verbatim): Tweak. Commonalize functionalities in 14584 output_verbatim and verbatim. 14585 (output_verbatim): Adjust. 14586 (verbatim): Likewise. 14587 (report_diagnostic): Define. 14588 14589 * diagnostic.h (report_diagnostic): Prototype. 14590 145912000-07-09 Zack Weinberg <zack@wolery.cumb.org> 14592 14593 * cppexp.c (_cpp_parse_expr): Don't use unary plus. 14594 145952000-07-09 Neil Booth <NeilB@earthling.net> 14596 14597 * cpphash.h: ISvspace, is_vspace, is_nvspace: New. 14598 IShspace, ISspace: Update. 14599 14600 * cppinit.c: ISTABLE: Update. 14601 V: New. 14602 14603 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove. 14604 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE. 14605 (skip_block_comment, skip_line_comment, parse_string, 14606 lex_line): Use is_vspace rather than IS_NEWLINE. 14607 (skip_whitespace, lex_line): Clean up to use is_nvspace. 14608 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive 14609 gets a BOL flag. 14610 (lex_next): Unconditionally stop if within a directive. 14611 Treat directives within macro invocations as directives 14612 (after parse_args emits error), not as the argument. 14613 146142000-07-09 Gabriel Dos Reis <gdr@codesourcery.com> 14615 14616 * diagnostic.c (diagnostic_args): New macro. 14617 (diagnostic_msg): Likewise. 14618 (output_formatted_integer): Likewise. 14619 (output_state): New data type. 14620 (digit_buffer): Make global. 14621 (output_add_integer): Rename to output_decimal. Squeeze 14622 digit_buffer. 14623 (output_long_decimal, output_unsigned_decimal, 14624 output_long_unsigned_decimal, output_octal, output_long_octal, 14625 output_hexadecimal, output_long_hexadecimal): New functions. 14626 (output_append_r): New function. 14627 (output_append): Tweak. 14628 (output_flush_on): Rename to output_to_stream. 14629 (output_format): Change prototype. Improve documentation. Handle 14630 more format specifiers. 14631 (build_location_prefix): Rename to context_as_prefix. 14632 (output_notice): Rename to output_do_printf. 14633 (output_printf): Tweak. 14634 (line_wrapper_printf): Likewise. 14635 (vline_wrapper_message_with_location): Adjust call to renamed 14636 functions. 14637 (v_message_with_decl): Likewise. 14638 (default_print_error_function): Likewise. 14639 (save_output_state): New function. 14640 (restore_output_state): Likewise. 14641 (output_do_verbatim): Likewise. 14642 (output_verbatim): Define. 14643 (verbatim): Likewise. 14644 14645 * diagnostic.h (printer_fn): Change return type from void to int. 14646 Improve documentation. 14647 (output_add_integer): Rename to output_decimal. 14648 (output_flush_on, output_format): Don't export. 14649 (output_verbatim, verbatim): Declare. 14650 146512000-07-08 Toon Moene <toon@moene.indiv.nluug.nl> 14652 14653 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR: 14654 Check whether c divides op1 exactly if operation is not 14655 multiplication. 14656 146572000-07-08 Richard Henderson <rth@cygnus.com> 14658 14659 * final.c (final): Do not abort when reg-stack introduces 14660 a new insn. 14661 146622000-07-08 Zack Weinberg <zack@wolery.cumb.org> 14663 14664 * cpplib.h (struct cpp_name): Now struct cpp_string. 14665 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT, 14666 CPP_HEADER_NAME): Change to type S. 14667 (struct cpp_token): Rename 'name' field to 'str'. Add 'node' 14668 field, a cpp_hashnode *. All references to val.name updated 14669 to use val.str or val.node as appropriate. 14670 (struct cpp_reader): Add spec_nodes field. 14671 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *. 14672 14673 * cpphash.h (struct spec_nodes): New. 14674 (enum spell_type): Reorder. Only SPELL_STRING tokens use 14675 val.str. All references to 'spelling > SPELL_NONE' updated to 14676 match. 14677 14678 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and 14679 pfile->buffer->inc are not NULL before dereferencing them. 14680 14681 * cpplex.c (parse_name): Take a pointer to the current token, 14682 plus current position and limit as args; return the new 14683 position; don't copy the text of a name into the string 14684 buffer, instead call cpp_lookup and store the node pointer. 14685 If extending a token, copy out the text of the old into a 14686 scratch buffer, append the new, look that up and store the new 14687 node pointer. Inline. 14688 (maybe_paste_with_next): If the result of paste is a NAME, 14689 then look up the pasted text and store its node pointer. 14690 (lex_line): Adjust for new parse_name interface. 14691 Check for L"str", L'str' using spec_nodes->n_L. 14692 (spell_token): SPELL_IDENT tokens have their spelling in 14693 val.node->name. Handle SPELL_STRING tokens that don't have 14694 string delimiters. 14695 (_cpp_expand_name_space, 14696 (can_paste): Check for L ## "str" using spec_nodes->n_L. 14697 (cpp_get_token, special_symbol): No need to call cpp_lookup. 14698 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *; 14699 return 1=equal 0=not, not a tristate. 14700 14701 * cpphash.c (var_args_str): Delete. 14702 (find_param): Compare node fields directly. 14703 (is__va_args__): Use CPP_PEDANTIC. Just compare 14704 token->val.node with spec_nodes->n__VA_ARGS__. 14705 (dump_funlike_macro): Don't use var_args_str. 14706 14707 * cpplib.c (_cpp_check_directive): Just walk through 14708 spec_nodes->dirs comparing pointers. 14709 (get_define_node, do_pragma_poison, detect_if_not_defined, 14710 parse_ifdef): The identifier has already been looked up. 14711 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned 14712 node. 14713 (do_if): Only call detect_if_not_defined at beginning of file. 14714 (_cpp_parse_assertion): Only copy string pointers for 14715 SPELL_STRING tokens. 14716 (pragma_dispatch): Take a node pointer and examine its name 14717 field. 14718 (_cpp_init_stacks): Also initialize the spec_nodes structure. 14719 14720 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after 14721 _cpp_init_macros. 14722 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in 14723 reverse order from the corresponding _cpp_init_* routines. 14724 14725 * cppexp.c (parse_number, parse_charconst, parse_defined, 14726 lex): Check val.node->type instead of calling cpp_defined. 14727 Use spec_nodes entries where appropriate. 14728 14729 * fix-header.c, scan-decls.c: Update for interface changes. 14730 147312000-07-08 Geoffrey Keating <geoffk@cygnus.com> 14732 14733 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for 14734 emitting aux_truncdfsf2. 14735 147362000-07-03 Donn Terry (donnte@microsoft.com) 14737 14738 * cppinit.c (print_help): split overlong line into ISO C89 14739 maximum chunks. 14740 147412000-07-07 Zack Weinberg <zack@wolery.cumb.org> 14742 14743 * cppexp.c: Update all code for new lexer interface. 14744 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove. 14745 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New. 14746 * cpplex.c (token_names): Trim leading CPP_ from names; make 14747 the strings unsigned. 14748 (_cpp_spell_operator): New. 14749 (is_macro_disabled): Disable all macros if rescanning 14750 preprocessed text. 14751 (_cpp_get_directive_token): Remove. 14752 14753 * cppinit.c: Don't set no_macro_expand. 14754 * cpplib.c (read_line_number, do_line): Check only for EOF, 14755 not VSPACE. 14756 * cpphash.h: Update prototypes. 14757 * cpplib.h (CPP_VSPACE): Remove. 14758 (struct cpp_reader): Remove no_macro_expand. 14759 147602000-07-08 Neil Booth <NeilB@earthling.net> 14761 14762 * cpphash.c (is__va_args__): New function. 14763 (count_params): Fix line reported in error messages. Use 14764 is__va_args__. Don't return ')' on error. Flag GNU style 14765 rest args macro definitions. 14766 (parse_define): Check macro name is not __VA_ARGS__. 14767 (save_expansion): Check identifier in non-varargs-macro is 14768 not __VA_ARGS__. Don't flag GNU_VARARGS. 14769 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS. 14770 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather 14771 than per-token GNU_VARARGS. 14772 * cpplib.h (GNU_VARARGS): Remove. 14773 (GNU_REST_ARGS): New. 14774 14775Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz> 14776 14777 * i386.md (call_pop, call, call_value_pop): Do not set 14778 current_function_uses_pic_offset_table for calls to static 14779 functions or indirect calls. 14780 147812000-07-07 Jim Wilson <wilson@cygnus.com> 14782 14783 * config/ia64/ia64.c (rws_access_reg): New local write_count. If 14784 is_predicate_reg, then take max write_count of register pair. 14785 147862000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14787 14788 * tradcpp.c (main): Rename label `include' to `add_include' to 14789 avoid conflicts with variable `include' in traditional C. 14790 147912000-07-07 Jakub Jelinek <jakub@redhat.com> 14792 14793 * integrate.c (copy_insn_list): Remove REG_LABEL notes. 14794 147952000-07-07 Jakub Jelinek <jakub@redhat.com> 14796 14797 * sibcall.c (uses_addressof): Add INMEM argument, check for 14798 current_function_internal_arg_pointer outside of MEM rtxs in addition 14799 to ADDRESSOFs. 14800 (sequence_uses_addressof): Update caller. 14801 148022000-07-07 Zack Weinberg <zack@wolery.cumb.org> 14803 14804 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE 14805 and friends. 14806 148072000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14808 14809 * system.h (UNION_INIT_ZERO): New macro for initializing union 14810 members in structs. 14811 14812 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO. 14813 148142000-07-07 Neil Booth <NeilB@earthling.net> 14815 14816 * cpp.texi: Update. 14817 14818Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com) 14819 14820 * final.c (final): Detect out of bounds array access to 14821 the insn_lengths array. 14822 148232000-07-07 Kazu Hirata <kazu@hxi.com> 14824 14825 * fold-const.c (fold): Fix a comment typo. 14826 148272000-07-07 Neil Booth <NeilB@earthling.net> 14828 14829 * cpp.texi: Update to new lexer. 14830 148312000-07-06 Zack Weinberg <zack@wolery.cumb.org> 14832 14833 * tradcpp.c: New file. 14834 * tradcif.y: New file. 14835 * tradcif.c: New generated file. 14836 14837 * Makefile.in: Add rules to build tradcpp.o, tradcif.o, 14838 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and 14839 dependencies of C. Install tradcpp from install-common, in 14840 $(libsubdir). 14841 148422000-07-06 Zack Weinberg <zack@wolery.cumb.org> 14843 14844 * cppinit.c: Include cppdefault.h. Refer to 14845 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly 14846 to GCC_INCLUDE_DIR and its length. 14847 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, 14848 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include, 14849 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to 14850 cppdefault.h. 14851 (include_defaults_array): Move to cppdefault.c. 14852 14853 * cppdefault.h: New file. 14854 * cppdefault.c: New file. 14855 14856 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o. 14857 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file. 14858 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to 14859 this file. 14860 14861Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 14862 14863 * reload.c (push_reload): When seeing if can reuse a register, 14864 check extra registers against widest of INMODE and OUTMODE. 14865 148662000-07-06 Neil Booth <NeilB@earthling.net> 14867 14868 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups 14869 based on full length of predicate. 14870 148712000-07-06 Hans-Peter Nilsson <hp@axis.com> 14872 14873 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>. 14874 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage. 14875 148762000-07-05 Kazu Hirata <kazu@hxi.com> 14877 14878 * h8300-proto.h: Fix formatting. 14879 * h8300.c: Likewise. 14880 * h8300.h: Likewise. 14881 148822000-07-05 Jim Wilson <wilson@cygnus.com> 14883 14884 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow 14885 CCmode. 14886 148872000-07-05 Rodney Brown <RodneyBrown@pmsc.com> 14888 14889 * invoke.texi: Fix minor typos 14890 * md.texi: Fix minor typos 14891 148922000-07-05 Zack Weinberg <zack@wolery.cumb.org> 14893 14894 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun. 14895 148962000-07-04 Zack Weinberg <zack@wolery.cumb.org> 14897 14898 * cpplex.c: Don't include sys/mman.h. 14899 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c. 14900 14901 * cpplib.c: Include sys/mman.h and obstack.h. 14902 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an 14903 obstack. 14904 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack. 14905 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't 14906 bother freeing if stack entries (they will be freed with their buffer). 14907 (do_endif): Free if stack entries from the buffer obstack. 14908 (push_conditional): Allocate if stack entries from the buffer obstack. 14909 14910 (find_answer): Rename to _cpp_find_answer. 14911 (do_assert, do_unassert): Update. 14912 14913 * cpphash.h: Update prototypes. 14914 (xobnew): New convenience macro. 14915 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields. 14916 Update comments. 14917 (struct cpp_hashnode): Remove disabled field. 14918 14919 * cppinit.c: Don't include hashtab.h or splay-tree.h. 14920 (report_missing_guard): Moved to cppfiles.c. 14921 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros, 14922 cpp_init_includes. 14923 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros, 14924 cpp_cleanup_includes. Don't destroy hashtab or 14925 all_include_files here. 14926 (cpp_finish): Use _cpp_report_missing_guards. 14927 14928 * cppfiles.c (report_missing_guard): Moved from cppinit.c. 14929 (_cpp_init_include_table): Rename _cpp_init_includes. 14930 (_cpp_cleanup_includes, _cpp_report_missing_guards): New. 14931 14932 * cppexp.c (parse_assertion): Update for new name of 14933 find_answer. 14934 14935 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps. 14936 149372000-07-04 Zack Weinberg <zack@wolery.cumb.org> 14938 14939 * cpplib.c (do_ident): s/VSPACE/EOF/ 14940 149412000-07-05 Neil Booth <NeilB@earthling.net> 14942 14943 * cpplex.c: Fix trigraph replacement within strings. 14944 149452000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14946 14947 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier. 14948 14949 * xcoffout.c (assign_type_number): Constify. 14950 (xcoffout_source_file): Add static prototype. Don't needlessly 14951 cast away const-ness. 14952 149532000-07-04 Jason Merrill <jason@redhat.com> 14954 14955 * frame.h (frame_state): Move base_offset to end. 14956 14957Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com> 14958 14959 * calls.c (emit_library_call_value_1): Revert previous change. 14960 149612000-07-03 Zack Weinberg <zack@wolery.cumb.org> 14962 14963 * fix-header.c (struct partial_proto): Remove unnecessary fields. 14964 (recognized_extern, recognized_function, read_scan_file): 14965 Update for new scheme. 14966 (check_protection): It's still a multiple include guard even 14967 if it doesn't always trigger. 14968 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for 14969 new scheme. 14970 * scan.h: Declare struct cpp_token. Update prototypes. 14971 149722000-07-03 Neil Booth <neilb@earthling.net> 14973 Zack Weinberg <zack@wolery.cumb.org> 14974 14975 Complete overhaul of the lexer and macro expander. 14976 14977 * cpphash.c (object_defn, funct_defn, push_macro_expansion, 14978 arg, arglist, argdata, reflist, collect_objlike_expansion, 14979 collect_funlike_expansion, collect_params, 14980 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat, 14981 unsafe_chars, macarg, compare_defs, special_symbol, 14982 scan_arguments, stringify, funlike_macroexpand, 14983 _cpp_quote_string, monthnames): Delete. 14984 (cpp_lookup, _cpp_free_definition, dump_funlike_macro, 14985 _cpp_create_definition, _cpp_dump_definition, 14986 dump_hash_helper): Adjust. 14987 (find_param, count_params, parse_define, var_args_str, 14988 check_macro_redefinition, save_expansion): New. 14989 14990 * cpplex.c (skip_block_comment, skip_line_comment, parse_name, 14991 parse_string, output_line_command, trigraph_replace, 14992 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens, 14993 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist, 14994 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer, 14995 _cpp_skip_rest_of_line): Modify. 14996 14997 (maybe_macroexpand, skip_comment, copy_comment, skip_string, 14998 find_position, null_warning, bump_column, expand_name_space, 14999 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist, 15000 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace, 15001 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token, 15002 _cpp_prescan): Delete. 15003 15004 (dump_param_spelling, process_directive, lex_next, 15005 is_macro_disabled, stringify_arg, expand_context_stack, 15006 output_token, make_string_token, alloc_number_token, 15007 special_symbol, duplicate_token, maybe_paste_with_next, 15008 can_paste, prevent_macro_expansion, restore_macro_expansion, 15009 get_temp_token, release_temp_tokens, quote_string, 15010 token_names, token_spellings, _cpp_expand_name_space, 15011 _cpp_glue_header_name, _cpp_reserve_name_space, 15012 digraph_spellings, trigraph_ok, skip_whitespace, save_comment, 15013 placemarker_token, eof_token, cpp_context, macro_args, 15014 get_raw_token, parse_arg, parse_args, save_token, 15015 push_arg_context, push_macro_context, pop_context, 15016 do_pop_context, free_macro_args, _cpp_get_line, 15017 _cpp_run_directive): New. 15018 15019 * cpplib.c (validate_else, parse_include, push_conditional, 15020 pass_thru_directive, read_line_number, parse_ifdef, 15021 detect_if_not_defined, _cpp_check_directive, do_define, 15022 do_undef, do_include, do_import, do_include_next, do_error, 15023 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas, 15024 top_pragmas, do_pragma_gcc, do_pragma_implementation, 15025 do_pragma_poison, do_pragma_system_header, 15026 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else, 15027 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert, 15028 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert, 15029 cpp_defined): Update for new scheme. 15030 (strtoul_for_line, get_define_node, dump_macro_name, 15031 _cpp_check_linemarker, _cpp_parse_assertion): New. 15032 (_cpp_handle_directive, do_pragma_default): Delete. 15033 15034 * cpphash.h (struct predicate): Now struct answer. 15035 (enum spell_type, struct token_spelling, struct directive, 15036 directive_handler): New. 15037 Update prototypes. Remove unused macros. 15038 * cpplib.h: Update prototypes. Remove unused macros, 15039 structure definitions, and fields. 15040 15041 * cpperror.c (print_containing_files, v_message): Adjust. 15042 * cppexp.c (parse_assertion, lex, parse_escape, 15043 _cpp_parse_expr): Adjust. 15044 * cppfiles.c (open_include_file, _cpp_execute_include, 15045 _cpp_compare_file_date, cpp_read_file, read_include_file): 15046 Adjust. 15047 * cppinit.c (dump_special_to_buffer): Delete. 15048 (append_include_chain, merge_include_chains, cpp_reader_init, 15049 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read, 15050 cpp_finish, handle_option, print_help): Adjust. 15051 * cppmain.c (main): Adjust. 15052 150532000-07-03 Zack Weinberg <zack@wolery.cumb.org> 15054 15055 * cppspec.c (lang_specific_driver): Use double quotes in error 15056 message. 15057 15058Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com> 15059 15060 * calls.c (emit_library_call_value_1): Use valreg instead 15061 of hard_libcall_value. 15062 150632000-07-03 Geoff Keating <geoffk@cygnus.com> 15064 15065 * config/rs6000/rs6000.c (rs6000_emit_move): New function. 15066 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move. 15067 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move. 15068 (movhi): Likewise. 15069 (movqi): Likewise. 15070 (movdf): Likewise. 15071 (movsf): Likewise. 15072 (movdi): Likewise. 15073 (movti): Likewise. 15074 15075 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when 15076 mode instead of wider_mode is being used. 15077 150782000-07-03 Jakub Jelinek <jakub@redhat.com> 15079 15080 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead 15081 of 'r'. Use q_regs_operand. 15082 (andsi_1+2): Use q_regs_operand. 15083 150842000-07-03 Jakub Jelinek <jakub@redhat.com> 15085 15086 * builtins.c (get_memory_rtx): Always put into alias set 0. 15087 150882000-07-03 Nick Clifton <nickc@cygnus.com> 15089 15090 * config/arm/arm.md: Fix post increment and pre increment 15091 peepholes so that they do not generate UNPREDICATBLE opcodes. 15092 (ie ones where the increment clobbers the source/destination). 15093 150942000-07-01 Marek Michalkiewicz <marekm@linux.org.pl> 15095 15096 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer 15097 change too big for -mtiny-stack" a warning, if larger than 63. 15098 (out_set_stack_ptr): Change the logic so -mno-interrupts is 15099 always safe to use on possible future devices. 15100 (function_prologue): Write SPH before SPL, for consistency. 15101 If interrupt_func_p true, we know we have enabled interrupts. 15102 (avr_num_arg_regs): New function. Round up to even number of 15103 bytes if no -mpack-args or if calling a libgcc function. 15104 (function_arg, function_arg_advance): Use it. 15105 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out): 15106 Output "movw" if available. 15107 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses 15108 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function. 15109 (asm_output_section_name): Add blanks for consistent output. 15110 (encode_section_info): Set TREE_READONLY for progmem data to 15111 avoid gas warnings about changed section attributes. 15112 (avr_hard_regno_mode_ok): Force non-QImode data to start in 15113 even numbered registers on devices with "movw". 15114 * config/avr/avr.h (MASK_*): Define bits for target_flags. 15115 (TARGET_SWITCHES): Mark help strings for translation. 15116 Add new -mpack-args and -menhanced switches. 15117 (TARGET_OPTIONS): Mark help strings for translation. 15118 (progmem_section): Add section attributes. 15119 * config/avr/avr.md (*movhi, call_insn, call_value_insn): 15120 Output "movw" if available. 15121 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh): 15122 New patterns. 15123 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new 15124 call convention (arguments aligned on even registers). 15125 (_cleanup, _exit): Make weak symbols libc can override. 15126 151272000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 15128 15129 * fp-bit.h: New file. 15130 15131 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h. 15132 Comment #endif statements. 15133 (__thenan_sf, __thenan_df): Add missing braces around initializer. 15134 15135Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com) 15136 15137 * gcse.c (compute_pre_data): Compute ae_kill using other local 15138 properties instead of calling compute_ae_kill. 15139 15140 * alias.c (init_alias_analysis): Do not call 15141 prologue_epilogue_contains until after reload has completed. 15142 151432000-07-02 Benjamin Chelf <chelf@codesourcery.com> 15144 15145 * c-common.h (genrtl_begin_compound_stmt): Remove declaration. 15146 (genrtl_finish_compound_stmt): Likewise. 15147 (genrtl_compound_stmt): Change to return void. 15148 15149 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and 15150 move code from here to ... 15151 (genrtl_compound_stmt): ... here. 15152 (genrtl_finish_compound_stmt): Remove. 15153 (expand_stmt): Add comment. 15154 151552000-07-02 Zack Weinberg <zack@wolery.cumb.org> 15156 15157 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P 15158 and VOID_TYPE_P. 15159 151602000-07-02 Jakub Jelinek <jakub@redhat.com> 15161 15162 * cpplib.h (struct cpp_reader): New field include_depth. 15163 (struct cpp_printer): Rename last_bsd to last_id. 15164 * cppfiles.c (read_include_file): Bump include_depth. 15165 * cpplex.c (cpp_pop_buffer): Decrement include_depth. 15166 (output_line_command): Output correct #line if a header 15167 is including itself and is not protected against multiple inclusion. 15168 Use include_depth instead of buffer_stack_depth, last_id instead of 15169 last_bsd. 15170 * cppinit.c (cpp_start_read): Initialize last_id instead of 15171 last_bsd. 15172 151732000-07-01 Benjamin Chelf <chelf@codesourcery.com> 15174 15175 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o. 15176 (c-semantics.o): New target. 15177 15178 * c-common.h (TREE_LANG_FLAG_?): Added documentation. 15179 (genrtl_do_pushlevel): Moved from cp/cp-tree.h. 15180 (genrtl_clear_out_block): Likewise. 15181 (genrtl_goto_stmt): Likewise. 15182 (genrtl_expr_stmt): Likewise. 15183 (genrtl_decl_stmt): Likewise. 15184 (genrtl_if_stmt): Likewise. 15185 (genrtl_while_stmt): Likewise. 15186 (genrtl_do_stmt): Likewise. 15187 (genrtl_return_stmt): Likewise. 15188 (genrtl_for_stmt): Likewise. 15189 (genrtl_break_stmt): Likewise. 15190 (genrtl_continue_stmt): Likewise. 15191 (genrtl_scope_stmt): Likewise. 15192 (genrtl_switch_stmt): Likewise. 15193 (genrtl_case_label): Likewise. 15194 (genrtl_begin_compound_stmt): Likewise. 15195 (gerntl_finish_compound_stmt): Likewise. 15196 (genrtl_compound_stmt): Likewise. 15197 (genrtl_asm_stmt): Likewise. 15198 (genrtl_decl_cleanup): Likewise. 15199 (DECL_ANON_UNION_ELEMS): Likewise. 15200 (emit_local_var): Likewise. 15201 (make_rtl_for_local_static): Likewise. 15202 (expand_cond): Likewise. 15203 (expand_stmt): Likewise. 15204 (c_expand_return): Likewise. 15205 (c_expand_start_case): Likewise. 15206 (do_case): Likewise. 15207 (COMPOUND_STMT_NO_SCOPE): Likewise. 15208 (c_expand_asm_operands): Likewise. 15209 (NEW_FOR_SCOPE_P): New macro. 15210 (expand_expr_stmt_fn): New type. 15211 15212 (set_current_function_name_declared): Likewise. 15213 (current_function_name_declared): Likewise. 15214 (lang_expand_stmt): Likewise. 15215 (stmts_are_full_exprs_p): Likewise. 15216 (anon_aggr_type_p): Likewise. 15217 (lang_expand_expr_stmt): Likewise. 15218 (build_case_label): Likewise. 15219 15220 * c-decl.c (lang_expand_expr_stmt): Initialize. 15221 (stmts_are_full_exprs_p): Define. 15222 (current_function_name_declared): Likewise. 15223 (do_case): Likewise. 15224 (lang_expand_stmt): Likewise. 15225 (set_current_function_name_declared): Likewise. 15226 (anon_aggr_type_p): Likewise. 15227 15228 * c-semantics.c: New file. 15229 (expand_cond): Moved from cp/semantics.c. 15230 (genrtl_do_pushlevel): Likewise. 15231 (genrtl_clear_out_block): Likewise. 15232 (genrtl_goto_stmt): Likewise. 15233 (genrtl_expr_stmt): Likewise. 15234 (genrtl_decl_stmt): Likewise. 15235 (genrtl_if_stmt): Likewise. 15236 (genrtl_while_stmt): Likewise. 15237 (genrtl_do_stmt): Likewise. 15238 (genrtl_return_stmt): Likewise. 15239 (genrtl_for_stmt): Likewise. 15240 (genrtl_break_stmt): Likewise. 15241 (genrtl_continue_stmt): Likewise. 15242 (genrtl_scope_stmt): Likewise. 15243 (genrtl_switch_stmt): Likewise. 15244 (genrtl_case_label): Likewise. 15245 (genrtl_begin_compound_stmt): Likewise. 15246 (genrtl_finish_compound_stmt): Likewise. 15247 (genrtl_compound_stmt): Likewise. 15248 (genrtl_asm_stmt): Likewise. 15249 (genrtl_decl_cleanup): Likewise. 15250 (make_rtl_for_local_static): Moved from cp/decl.c. 15251 (emit_local_var): Likewise. 15252 (expand_stmt): Define. 15253 15254 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h. 15255 (c_expand_return): Likewise. 15256 (c_expand_start_case): Likewise. 15257 152582000-07-01 Richard Henderson <rth@cygnus.com> 15259 15260 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions 15261 with the low 13 bits set. 15262 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly. 15263 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one 15264 of the low 13 bits into a CONST plus an adddi3. 15265 (load_symptr): Set RTX_UNCHANGING_P. 15266 152672000-06-30 Mark Mitchell <mark@codesourcery.com> 15268 15269 * Makefile.in (c-common.o): Don't depend on c-tree.h or c-lex.h. 15270 * c-common.c (ridpointers): Declare. 15271 * c-common.h (enum rid): Declare. 15272 (NORID): Likewise. 15273 (ridpointers): Likewise. 15274 * c-lex.c (ridpointers): Don't declare. 15275 (init_lex): Initialize ridpointers. 15276 * c-lex.h (enum rid): Don't declare. 15277 (NORID): Likewise. 15278 (RID_FIRST_MODIFIER): Likewise. 15279 (ridpointers): Likewise. 15280 152812000-06-30 J. David Anglin <dave@hiauly1.hia.nrc.ca> 15282 15283 * pa/som.h (ASM_WEAKEN_LABEL): Export weak data symbols so that they 15284 have global scope. 15285 152862000-06-30 Martin von Löwis <loewis@informatik.hu-berlin.de> 15287 15288 * invoke.texi (-Wreturn-type): In C++, a missing return type is 15289 always an error. 15290 152912000-06-30 Catherine Moore <clm@cygnus.com> 15292 15293 * c-common.c (decl_attributes): Differentiate between 15294 types and type decls for alignment. 15295 152962000-06-30 Nathan Sidwell <nathan@codesourcery.com> 15297 15298 * cpp.texi: Document #pragma GCC dependency 15299 * cppfiles.c (open_include_file): Set date to unknown. 15300 (_cpp_compare_file_date): New function. 15301 (read_include_file): Set file date. 15302 * cpphash.h (struct include_file): Add date member. 15303 (_cpp_compare_file_date): Prototype. 15304 * cpplib.c (parse_include): Add trail parameter. Adjust. 15305 (do_include): Adjust parse_include call. 15306 (do_import): Likewise. 15307 (do_include_next): Likewise. 15308 (gcc_pragmas): Add dependency pragma. 15309 (do_pragma_dependency): New pragma. 15310 153112000-06-29 Jason Merrill <jason@redhat.com> 15312 15313 * dwarf2out.c (output_loc_operands): Don't abort on codes that have 15314 no operands. 15315 153162000-06-29 Jim Wilson <wilson@cygnus.com> 15317 15318 * config/ia64/ia64.h (PREFERRED_RELOAD_CLASS): Return NO_REGS for 15319 a volatile mem and FR_REGS. 15320 153212000-06-29 Mark Mitchell <mark@codesourcery.com> 15322 15323 * c-common.c: Include c-common.h, not c-lex.h or c-tree.h. 15324 * c-common.h (flag_const_strings): Declare. 15325 (warn_format): Likewise. 15326 (flag_traditional): Likewise. 15327 (flag_isoc99): Likewise. 15328 (warn_parentheses): Likewise. 15329 (warn_conversion): Likewise. 15330 (C_TYPE_OBJECT_P): Likewise. 15331 (C_TYPE_INCOMPLETE_P): Likewise. 15332 (C_TYPE_FUNCTION_P): Likewise. 15333 (C_TYPE_OBJECT_OR_INCOMPLETE_P): Likewise. 15334 (C_EXP_ORIGINAL_CODE): Likewise. 15335 (build_unary_op): Likewise. 15336 (build_binary_op): Likewise. 15337 (lvalue_p): Likewise. 15338 (default_conversion): Likewise. 15339 (common_type): Likewise. 15340 * c-tree.h (C_TYPE_OBJECT_P): Remove. 15341 (C_TYPE_INCOMPLETE_P): Likewise. 15342 (C_TYPE_FUNCTION_P): Likewise. 15343 (C_TYPE_OBJECT_OR_INCOMPLETE_P): Likewise. 15344 (C_EXP_ORIGINAL_CODE): Likewise. 15345 (common_type): Likewise. 15346 (default_conversion): Likewise. 15347 (build_binary_op): Likewise. 15348 (build_unary_op): Likewise. 15349 (lvalue_p): Likewise. 15350 (flag_const_strings): Likewise. 15351 (warn_format): Likewise. 15352 (warn_conversion): Likewise. 15353 (flag_traditional): Likewise. 15354 (flag_isoc99): Likewise. 15355 (warn_parentheses): Likewise. 15356 153572000-06-29 James E. Wilson <wilson@cygnus.com> 15358 15359 * config/ia64/linux.h (LINK_SPEC): Change so.1 to so.2. 15360 15361 * config/ia64/ia64.h (MODES_TIEABLE_P): Only tie if mode class is the 15362 same. Only tie XFmode with XFmode. 15363 153642000-06-29 Zack Weinberg <zack@wolery.cumb.org> 15365 15366 * c-decl.c, timevar.c, tlink.c: Include intl.h. 15367 * Makefile.in: Update deps. 15368 153692000-06-29 Andrew Haley <aph@cygnus.com> 15370 15371 * toplev.c (main): On an IA-64, make flag_unwind_tables defauit 15372 to true. 15373 153742000-06-29 Andrew Haley <aph@cygnus.com> 15375 15376 * config/ia64/linux.h (JMP_BUF_SIZE): Size is in Pmode units, not 15377 bytes: remove the multiply by 8. 15378 153792000-06-29 Philipp Thomas <pthomas@suse.de> 15380 15381 * rtl.c : Revert NLS changes. 15382 * gcc.c : Fix bug in display_help introced by my last changes. 15383 15384Wed Jun 28 21:09:33 2000 Raja R Harinath <harinath@cs.umn.edu> 15385 15386 * dbxout.c (dbxout_symbol, case RESULT_DECL, VAR_DECL): Use 15387 DECL_CONTEXT, not DECL_FIELD_CONTEXT. 15388 153892000-06-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 15390 15391 * flow.c (flow_depth_first_order_compute): Fix algorithm. 15392 153932000-06-28 Philipp Thomas <pthomas@suse.de> 15394 15395 * c-decl.c : Mark strings for translation. 15396 (parmlist_tags_warning): Use distinct messages instead 15397 of conditional expressions. 15398 * diagnostic.c (v_message_with_decl): Mark string for translation. 15399 * gcc.c: Mark messages for translation. 15400 (display_help): Combine messages into one string where necessary. 15401 * mips-tfile: Add intl.h. Mark messages for translation. 15402 * rtl.c (fatal_with_file_and_line): Modify function for NLS. Mark 15403 messages for translation. 15404 * timevar.c: Mark messages for translation. 15405 * tlink.c: Likewise. 15406 * toplev.c: Likewise. 15407 15408Wed Jun 28 15:39:26 2000 Donn Terry (donnte@microsoft.com) 15409 15410 * i386-interix.h (STRIP_NAME_ENCODING): Declare _new_name properly. 15411 15412 * alpha/alpha-interix.h: Delete redundant -Asystem(interix), 15413 use -isystem instead of -idirafter. 15414 * i386/i386-interix.h: Likewise. 15415 154162000-06-28 Jason Merrill <jason@redhat.com> 15417 15418 * dwarf2out.c (output_loc_operands): Don't support >1 byte output 15419 unless DWARF2_DEBUGGING_INFO is defined. 15420 (ASM_OUTPUT_DWARF_*): Wrap normal output defs with #ifndefs. 15421 154222000-06-28 Richard Henderson <rth@cygnus.com> 15423 15424 * config/alpha/alpha.c (summarize_insn): Ignore SCRATCH. 15425 154262000-06-28 Jakub Jelinek <jakub@redhat.com> 15427 15428 * cpplex.c (output_line_command): Output correct #line if a header 15429 is including itself and is not protected against multiple inclusion. 15430 154312000-06-28 Zack Weinberg <zack@wolery.cumb.org> 15432 15433 * cppfiles.c (open_include_file): If open(2) returns EMFILE or 15434 ENFILE, close all cached file descriptors and try again. 15435 (_cpp_execute_include): Keep a count of the number of times 15436 each header is included. 15437 (close_cached_fd): New function. 15438 * cpphash.h (struct include_file): Rename before to 15439 include_count; all users updated. Make include_count and sysp 15440 unsigned short. 15441 * cppinit.c (cpp_finish): If -H, report headers that could use 15442 reinclude guards. 15443 (report_missing_guard): New function. 15444 15445Wed Jun 28 14:46:58 MET DST 2000 Jan Hubicka <jh@suse.cz> 15446 15447 * i386.md (prologue_set_got): Set length_immediate field. 15448 (testqi_ccno_1): Add missing '@' character. 15449 154502000-06-27 Jason Merrill <jason@redhat.com> 15451 15452 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Use 15453 DWARF_FRAME_REGNUM. 15454 154552000-06-27 Andrew Macleod <amacleod@cygnus.com> 15456 15457 * dwarf2out.c (ASM_OUTPUT_DWARF_DATA2): Provide default when no 15458 unsigned macros available. 15459 154602000-06-27 Richard Henderson <rth@cygnus.com> 15461 15462 * config/ia64/ia64.c (emit_insn_group_barriers): Special case 15463 epilogue_deallocate_stack. 15464 15465 * config/ia64/ia64.c (ia64_print_operand) [case D]: Emit 15466 completers for UNORDERED and ORDERED as well. 15467 * config/ia64/ia64.md (bunordered, bordered): New. 15468 (sunordered, sordered): New. 15469 15470Tue Jun 27 12:14:12 MET DST 2000 Jan Hubicka <jh@suse.cz> 15471 15472 * genattrtab.c (write_attr_value): Do not abort for CONST_INT operands. 15473 * i386.c (ix86_attr_length_default): Kill. 15474 (ix86_attr_length_immediate_default, ix86_attr_length_address_default): 15475 New. 15476 * i386-protos.h (ix86_attr_length_default): Kill 15477 (ix86_attr_length_immediate_default, ix86_attr_length_address_default): 15478 Add prototype 15479 * i386.md (attribute type): Add "test". 15480 (attribute length_prefix): Kill. 15481 (attribute length_opcode): Kill. 15482 (attribute i387, mode, length_immediate, length_address, prefix_data16, 15483 prefix_rep, prefix_0f, modrm): New. 15484 (attribute length): Compute using the new attributes. 15485 (attribute pent_prefix): New. 15486 (attribute pent_pair): Compute using pent_prefix. 15487 (all insn patterns): Set mode,modrm and immediate_length attributes where 15488 needed. 15489 (cmpsi patterns): Compute sizes properly for test instruction. 15490 (movsi, movhi patterns): Compute sizes properly for eax shortcuts. 15491 (movstricthi_xor, movstrictqi_xor): New patterns. 15492 (andsi/andhi): Use splitters to generate xor instructions. 15493 (xorqi_ext_1): New pattern. 15494 (movstricthi->movstricthi_xor peep2): New. 15495 15496Tue Jun 27 12:03:03 MET DST 2000 Jan Hubicka <jh@suse.cz> 15497 15498 * i386.md (addqi_low_1): Remove. 15499 155002000-06-27 Philipp Thomas <pthomas@suse.de> 15501 15502 * 1750a.h: Mark help strings for options/switches for translation. 15503 * a29k.h: Likewise. 15504 * alpha.h: Likewise. 15505 * arm.h: Likewise. 15506 * pe.h: Likewise. 15507 * riscix.h: Likewise. 15508 * c4x.h: Likewise. 15509 * clipper.h: Likewise. 15510 * convex.h: Likewise. 15511 * elxsi.h: Likewise. 15512 * fr30.h: Likewise. 15513 * fx80.h: Likewise. 15514 * h8300.h: Likewise. 15515 * i370.h: Likewise. 15516 * cygwin.h: Likewise. 15517 * dgux.h: Likewise. 15518 * djgpp.h: Likewise. 15519 * i386.h: Likewise. 15520 * osf1elf.h: Likewise. 15521 * osfrose.h: Likewise. 15522 * sco5.h: Likewise. 15523 * win32.h: Likewise. 15524 * i860.h: Likewise. 15525 * paragon.h: Likewise. 15526 * i960.h: Likewise. 15527 * ia64.h: Likewise. 15528 * m32r.h: Likewise. 15529 * mcore.h: Likewise. 15530 * mips.h: Likewise. 15531 * mn10300.h: Likewise. 15532 * ns32k.h: Likewise. 15533 * pdp11.h: Likewise. 15534 * pj.h: Likewise. 15535 * aix.h: Likewise. 15536 * aix41.h: Likewise. 15537 * aix43.h: Likewise. 15538 * beos.h: Likewise. 15539 * rs6000.h: Likewise. 15540 * sysv4.h: Likewise. 15541 * linux.h: Likewise. 15542 * linux64.h: Likewise. 15543 * sp64-elf.h: Likewise. 15544 * sparc.h: Likewise. 15545 * splet.h: Likewise. 15546 * v850.h: Likewise. 15547 * convex.h (TARGET_SWITCHES): Provide descriptions and mark them 15548 for translation. 15549 * sp86x-aout.h: Remove bogus first definition of SUBTARGET_SWITCHES. 15550 Properly document option and mark for translation. 15551 * sp86x-elf.h: Likewise. 15552 155532000-06-27 Bernd Schmidt <bernds@cygnus.co.uk> 15554 15555 Add MMX and SSE registers to i386 machine description. 15556 * i386-protos.h (ix86_constant_alignment, ix86_data_alignment, 15557 ix86_local_alignment): Declare. 15558 15559 * i386.h (TARGET_MMX, TARGET_SSE): New. 15560 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS, 15561 REG_ALLOC_ORDER, HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, 15562 REG_CLASS_NAMES, REG_CLASS_CONTENTS,REG_CLASS_FROM_LETTER, 15563 enum reg_class, HI_REGISTER_NAMES): Added MMX/SSE registers. 15564 (FIRST_SSE_REG, LAST_SSE_REG, SSE_REGNO_P): New. 15565 (FIRST_MMX_REG, LAST_MMX_REG, MMX_REGNO_P, MMX_REG_P): New macros. 15566 (RETURN_IN_MEMORY): Handle MMX/SSE. 15567 (REG_PARM_STACK_SPACE): Added so the first three TImode parameters 15568 also get stack space. 15569 (MUST_PASS_IN_STACK): Added TImode to the default definition. 15570 (CUMULATIVE_ARGS): Added sse_nregs, sse_regno and sse_words. 15571 (MMX_REGISTER_NAMES): New. 15572 (ALIGN_MODE_128): New macro. 15573 (CONSTANT_ALIGNMENT): Code moved out-of-line; just call the function. 15574 (DATA_ALIGNMENT): Likewise. 15575 (LOCAL_ALIGNMENT): Likewise. 15576 (CONDITIONAL_REGISTER_USAGE): Make MMX/SSE regs fixed if not 15577 TARGET_MMX/TARGET_SSE. 15578 (VALID_SSE_REG_MODE, VALID_MMX_REG_MODE): New macros. 15579 (REG_CLASS_FROM_LETTER): 'y' for MMX regs. 15580 (SECONDARY_MEMORY_NEEDED): Be conservative about copying between 15581 SSE/MMX regs and something else. 15582 (CLASS_MAX_NREGS): 1 for SSE and MMX regs. 15583 (REGISTER_MOVE_COST): 10 if trying to move between MMX and SSE regs, 15584 3 if moving between MMX regs and something else. 15585 15586 * i386.c (reg_class): Add SSE_REGS, MMX_REGS. 15587 (regclass_map): Add MMX/SSE registers. 15588 (print_operand): Add code to print XMMWORD as appropriate. 15589 (ix86_split_movdi): Abort for MMX regs. 15590 (init_cumulative_args): Also allow SSE_REGS 15591 (function_arg_advance, function_arg): Likewise 15592 (print_reg): Support 'm'. Add case for TImode. 15593 (override_options): TARGET_SSE implies TARGET_MMX. 15594 (ix86_constant_alignment, ix86_data_alignment, ix86_local_alignment): 15595 New functions. 15596 15597 * config/i386/unix.h (VALUE_REGNO): VECTOR_MODE values go to 15598 FIRST_SSE_REG. 15599 * config/i386/ptx4-i.h (RETURN_IN_MEMORY): Return MMX values in 15600 memory. 15601 * config/i386/sysv4.h (RETURN_IN_MEMORY): Likewise. 15602 * config/i386/i386elf.h (RETURN_IN_MEMORY): Likewise. 15603 156042000-06-26 Geoff Keating <geoffk@cygnus.com> 15605 15606 * ssa.c (struct rename_set_data): Change the name of field 15607 'set_dest' to 'old_reg'. Add comments. 15608 (struct rename_context): Change the name of 'set_data' to 15609 'new_renames'. Add new field 'done_renames'. 15610 (create_delayed_rename): New function. 15611 (apply_delayed_renames): New function. 15612 (rename_insn_1): Use the new functions. Handle CLOBBERS. Handle 15613 SUBREGs and similar by emitting a move. 15614 (new_registers_for_updates): Delete, functionality moved to 15615 apply_delayed_renames. 15616 (rename_block): Handle moves emitted by rename_insn_1 by putting 15617 them into a SEQUENCE with the original insn. Add sanity checks 15618 and comments. 15619 (rename_equivalent_regs_in_insn): Don't handle SUBREGs specially. 15620 (rename_equivalent_regs): Expand SEQUENCEs out to individual insns. 15621 156222000-06-26 Andrew Macleod <amacleod@cygnus.com> 15623 Jason Merrill <jason@redhat.com> 15624 15625 * dwarf2.h (enum dwarf_call_frame_info): Add 15626 DW_CFA_def_cfa_expression. 15627 * dwarf2out.c (union dw_cfi_oprnd_struct): Add a pointer to a 15628 dw_loc_descr_struct entry. 15629 (struct cfa_loc): New structure to track a CFA location. 15630 (lookup_cfa): Take a cfa_loc parameter instead of a reg and an offset. 15631 (lookup_cfa_1): Take a cfa_loc parameter instead of a reg and an 15632 offset, plus handle DW_CFA_def_cfa_expression. 15633 (def_cfa_1): Use to be dwarf2out_def_cfa, only now it uses a 15634 cfa_loc record. 15635 (dwarf2out_def_cfa): Entry point maintained for compatibility. 15636 (dwarf_cfi_name): Add DW_CFA_def_cfa_expression. 15637 (cfa_reg, cfa_offset): Replace with cfa_loc record 'cfa'. 15638 (cfa_store_reg, cfa_store_offset): Replace with cfa_loc 'cfa_store'. 15639 (initial_return_save, dwarf2out_stack_adjust): Use cfa.reg, not 15640 cfa_reg. 15641 (dwarf2out_frame_debug_expr): Use new cfa_loc records. Recognize rtl 15642 sequences for the new DW_CFA_def_cfa_expression record. 15643 (dwarf2out_frame_debug): Use new variables/fields.A 15644 (output_cfi): Handle DW_CFA_def_cfa_expression. 15645 (output_cfa_loc): New function to generate a CFI record for 15646 DW_CFA_def_cfa_expression. 15647 (get_cfa_from_loc_descr): New function to get a cfa_loc record from 15648 a dw_loc_descr sequeunce. 15649 (build_loc_descr): Build a dw_loc_descr from a cfa_loc record. 15650 (dwarf_stack_op_name, new_loc_descr, add_loc_descr, size_of_loc_descr, 15651 size_of_locs, output_loc_operands, output_loc_sequence): Move into 15652 unwind info section. 15653 * frame.h (frame_state): Add base_offset and indirect fields. 15654 * frame-dwarf2.c (decode_stack_op): New function to interpret a 15655 dw_loc_descr operation. 15656 (execute_cfa_insn): Add support for DW_CFA_def_cfa_expression. 15657 (struct frame_state): Add base offset and indirect fields. 15658 * libgcc2.c (next_stack_level): Support indirect loading for CFA. 15659 156602000-06-26 Joseph S. Myers <jsm28@cam.ac.uk> 15661 15662 * c-decl.c (grokdeclarator): Don't warn about `long long' in C99. 15663 Make warnings about implicit int be pedwarns in C99. Don't warn 15664 about duplicate type qualifiers in C99. 15665 (start_function): Make warning about implict int return type be a 15666 pedwarn in C99. 15667 * c-lex.c (yylex): Don't warn about `long long' in C99. 15668 * c-typeck.c (c_expand_return): In C99, always pedwarn about 15669 `return' with no value in function returning non-void. 15670 156712000-06-26 Richard Henderson <rth@cygnus.com> 15672 15673 * c-typeck.c (pedwarn_c99): New. 15674 * diagnostic.c (verror, vwarning, vpedwarn): Export. 15675 * toplev.h: Prototype them. 15676 156772000-06-26 J. David Anglin <dave@hiauly1.hia.nrc.ca> 15678 15679 * c-typeck.c (digest_init): Return error_mark_node node when 15680 TREE_TYPE (init) == error_mark_node. 15681 156822000-06-26 Philipp Thomas <pthomas@suse.de> 15683 15684 * aclocal.m4 (AM_WITH_NLS): Don't set MSGFMT or GMSGFMT to no, 15685 test for msgfmt without path instead. 15686 * configure: Rebuilt. 15687 156882000-06-25 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr> 15689 15690 * gengenrtl.c (special_rtx): Fix typo in comment. 15691 156922000-06-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 15693 15694 * mklibgcc.in (LIB2FUNCS): Add missing space. 15695 156962000-06-24 Bernd Schmidt <bernds@cygnus.co.uk> 15697 15698 * tree.h (enum tree_index): Add vector type nodes. 15699 Add accessor macros for them. 15700 (TYPE_REPRESENATION_TYPE): New macro. 15701 * tree.c (build_common_tree_nodes_2): Build these nodes. 15702 (finish_vector_type): New function. 15703 * c-common.c (type_for_mode): Handle vector modes. 15704 * tm.texi (VECTOR_MODE_SUPPORTED_P): Document. 15705 15706 * dbxout.c (dbxout_type): Handle VECTOR_TYPEs. 15707 * dwarf.h (enum dwarf_fundamental_type): Add 128 bit integers. 15708 * dwarf2out.c (lookup_type_die): Handle VECTOR_TYPEs. 15709 (gen_type_die): Likewise. 15710 * dwarfout.c (dwarf_fund_type_name): Handle 128 bit integers. 15711 (fundamental_type_code): Likewise. 15712 (type_is_fundamental): VECTOR_TYPEs aren't. 15713 (output_type): Handle VECTOR_TYPEs. 15714 157152000-06-25 Kazu Hirata <kazu@hxi.com> 15716 15717 * config/arm.c: Fix a comment typo. 15718 * config/arm.h: Likewise. 15719 157202000-06-25 Philipp Thomas <pthomas@suse.de> 15721 15722 * aclocal.m4 (AM_WITH_NLS): Set create_catalogs=no if no catalog 15723 compiler found. 15724 AM_GNU_GETTEXT: Don't set CATALOGS if create_catalogs=no. 15725 * configure: Rebuilt. 15726 157272000-06-25 John David Anglin <dave.anglin@nrc.ca> 15728 15729 * config/vax/vax.h (TARGET_SWITCHES): Provide descriptions. 15730 157312000-06-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 15732 15733 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2FUNCS when generating 15734 libgcc.a. 15735 157362000-06-24 Marc Espie <espie@cvs.openbsd.org> 15737 15738 * collect2.c (resolve_lib_name): Move '/' check out of loop. 15739 157402000-06-24 Dirk Duellmann <Dirk.Duellmann@cern.ch> 15741 15742 * ginclude/stddef.h (NULL): define for non-gnu C++ parsers as 0. 15743 157442000-06-24 Jakub Jelinek <jakub@redhat.com> 15745 15746 * stmt.c (expand_decl_cleanup): Emit a dummy insn after 15747 last_unconditional_cleanup. 15748 157492000-06-24 Bernd Schmidt <bernds@cygnus.co.uk> 15750 15751 * tree.def (VECTOR_TYPE): New node type. 15752 * tree.h: Adjust some comments to reflect addition of vector types. 15753 (TYPE_VECTOR_SUBPARTS): New macro. 15754 * stor-layout.c (layout_type): Handle VECTOR_TYPE. 15755 * c-convert.c (convert): Likewise. 15756 * convert.c (convert_to_integer): Handle vector modes. 15757 (convert_to_vector): New function. 15758 * convert.h (convert_to_vector): Declare. 15759 * expr.c (convert_move): Handle vector modes. 15760 * expmed.c (extract_bit_field): Don't abort for vector modes. 15761 157622000-06-24 Marek Michalkiewicz <marekm@linux.org.pl> 15763 15764 * config/avr/avr-protos.h (avr_hard_regno_mode_ok): New prototype. 15765 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr): 15766 New functions, common code moved from function_{prologue,epilogue} 15767 and extended to support the -mtiny-stack option. 15768 (function_prologue, function_epilogue): Use them. 15769 Use lo8/hi8 consistently for asm output readability. 15770 (avr_hard_regno_mode_ok): New function. 15771 * config/avr/avr.h (TARGET_SWITCHES): Fix typo. Add -mtiny-stack. 15772 (UNITS_PER_WORD): Define as 4 (not 1) when compiling libgcc2.c. 15773 (HARD_REGNO_MODE_OK): Call the avr_hard_regno_mode_ok function. 15774 * config/avr/avr.md (*mov_sp_r): Add support for -mtiny-stack. 15775 Write SPH before SPL. 15776 (*movqi): No need to disable interrupts for just one "out" 15777 in alternative 5. Change length attribute from 4 to 1. 15778 * config/avr/libgcc.S (__prologue_saves__, __epilogue_restores__): 15779 Write SPH before SPL. 15780 157812000-06-24 Bernd Schmidt <bernds@cygnus.co.uk> 15782 15783 * rtl.texi (Vector Operations): New node. 15784 (Arithmetic): Add ss_plus, us_plus, ss_minus, us_minus. 15785 (Conversions): Add ss_truncate, us_truncate. 15786 * rtl.def (VEC_MERGE, VEC_SELECT, VEC_CONCAT, VEC_REORDER, 15787 VEC_CONST, VEC_DUPLICATE, SS_PLUS, SS_MINUS, SS_TRUNCATE, 15788 US_TRUNCATE): New rtx codes. 15789 * machmode.def: Add vector modes. 15790 * machmode.h (enum mode_class): Add MODE_VECTOR_INT and 15791 MODE_VECTOR_FLOAT. 15792 (INTEGER_MODE_P): Check for MODE_VECTOR_INT. 15793 (FLOAT_MODE_P): Check for MODE_VECTOR_FLOAT. 15794 (VECTOR_MODE_P): New. 15795 157962000-06-24 Nathan Sidwell <nathan@codesourcery.com> 15797 15798 * cpp.texi: Clarify #pragma GCC namespace. 15799 158002000-06-24 Philipp Thomas <pthomas@suse.de> 15801 15802 * aclocal.m4(AM_GNU_GETTEXT): If LINGUAS isn't set, build 15803 all catalogs specified in ALL_LINGUAS. 15804 * configure: Rebuilt. 15805 158062000-06-23 Jakub Jelinek <jakub@redhat.com> 15807 15808 * config/sparc/sparc.md (reload_outdi+1): Handle 15809 HOST_BITS_PER_WIDE_INT == 64 case correctly. 15810 (adddi3_insn_sp32+1, adddi3_insn_sp32+2, andsi3+2): Likewise. 15811 158122000-06-23 Geoffrey Keating <geoffk@cygnus.com> 15813 15814 * alias.c (fixed_scalar_and_varying_struct_p): Don't examine 15815 struct vs. scalar-ness when -fno-strict-aliasing. 15816 158172000-06-23 Nathan Sidwell <nathan@codesourcery.com> 15818 15819 * cpplib.c (struct pragma_entry): New structure. 15820 (pragma_dispatch): Pragma dispatcher. 15821 (top_pragmas, gcc_pragmas): New static variables. 15822 (do_pragma): Use pragma_dispatch. 15823 (do_pragma_gcc): New pragma handler. 15824 * cpp.texi: Update. 15825 158262000-06-23 Jakub Jelinek <jakub@redhat.com> 15827 15828 * calls.c (compute_argument_addresses): Force stack slots into 15829 alias set 0. 15830 * expr.c (emit_push_insn): Force pushes into alias set 0. 15831 158322000-06-23 Richard Henderson <rth@cygnus.com> 15833 15834 * config/ia64/ia64.md (pred_rel_mutex): Only take one register. 15835 * config/ia64/ia64.c (emit_predicate_relation_info): Adjust to match. 15836 158372000-06-22 Jason Merrill <jason@redhat.com> 15838 15839 * toplev.c (compile_file): Always call timevar_print. 15840 * Makefile.in (calls.o): Depend on TIMEVAR_H. 15841 158422000-06-22 Nathan Sidwell <nathan@codesourcery.com> 15843 15844 * varasm.c (constant_descriptor): Make contents unsigned char. 15845 (mark_const_hash_entry): Adjust. 15846 (const_hash): Just hash the code of unknown nodes. 15847 (compare_constant_1): Adjust for unsigned char. 15848 Use language specific expander on unknown nodes. 15849 (record_constant_1): Likewise. 15850 158512000-06-21 Zack Weinberg <zack@wolery.cumb.org> 15852 15853 * cppfiles.c (cpp_make_system_header): New function. 15854 * cpplib.h: Prototype it. 15855 * cpplib.c (do_line, do_pragma_system_header): Use it. 15856 * fix-header.c (read_scan_file): Use it. 15857 15858 * fix-header.c (check_macro_names): Cast second arg of 15859 cpp_defined to const unsigned char *. 15860 (read_scan_file): Make getchar_call const unsigned char. 15861 158622000-06-21 Zack Weinberg <zack@wolery.cumb.org> 15863 15864 * cppfiles.c: Include splay-tree.h, not hashtab.h. 15865 (redundant_include_p, make_IHASH, hash_IHASH, eq_IHASH): Delete. 15866 (destroy_include_file_node): New. 15867 (_cpp_init_include_hash): Rename _cpp_init_include_table. 15868 Create a splay tree, not a hash table. 15869 (open_include_file): Look up the path in the include table, 15870 do the multiple include optimization here, etc. 15871 (cpp_included): Walk the path. 15872 (find_include_file): Just walk the path calling 15873 open_include_file, or call it directly for an absolute path. 15874 (_cpp_fake_ihash): Rename _cpp_fake_include and update for new 15875 scheme. 15876 (read_include_file): Update for new scheme. Don't close the 15877 file unless reading fails. 15878 (_cpp_execute_include, cpp_read_file): Tweak for new scheme. 15879 15880 * cpphash.h (struct ihash, NEVER_REINCLUDE): Delete. 15881 (struct include_file): New. 15882 (NEVER_REREAD, DO_NOT_REREAD, CPP_IN_SYSTEM_HEADER): New 15883 macros. 15884 (CPP_PEDANTIC, CPP_WTRADITIONAL): Update. 15885 Update prototypes. 15886 15887 * cppinit.c: Include splay-tree.h. 15888 (cpp_reader_init, cpp_cleanup): Update. 15889 15890 * cpplib.h (struct cpp_buffer): Change ihash field to 15891 'struct include_file *inc'. Remove system_header_p. 15892 (struct cpp_reader): Change all_include_files to a 15893 struct splay_tree_s *. 15894 15895 * cpplex.c: Update all references to cpp_buffer->ihash and/or 15896 cpp_buffer->system_header_p. 15897 (cpp_pop_buffer): Close file here, only if DO_NOT_REREAD. 15898 15899 * Makefile.in (SPLAY_TREE_H): New macro. 15900 (cppfiles.o, cppinit.o): Update dependencies. 15901 15902Wed Jun 21 11:05:48 2000 Martin Buchholz <martin@xemacs.org> 15903 15904 * invoke.texi (g++): "g++" is not a script anymore. 15905 159062000-06-20 J. David Anglin <dave@hiauly1.hia.nrc.ca> 15907 15908 * function.c (round_down): Delete obsolete prototype. 15909 15910 * pa.h (CPP_SPEC): Add whitespace after -D__STDC_EXT__. 15911 159122000-06-20 Zack Weinberg <zack@wolery.cumb.org> 15913 15914 * configure.in: Use 'test a = b' not 'test a == b'. 15915 * configure: Regen. 15916 15917 * Makefile.in (fix-header): Link with $(LIBS) not $(HOST_LIBS). 15918 15919 * Makefile.in: Remove all references to HOST_INTLLIBS. 15920 15921 * cpplex.c (parse_name): Don't warn about $ in identifiers if 15922 skipping. 15923 159242000-06-20 Philipp Thomas <pthomas@suse.de> 15925 15926 * config/pa/pa.h(TARGET_SWITCHES): Require binutils 2.10 or later 15927 for PA 2.0. 15928 15929Mon Jun 19 23:26:40 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 15930 15931 * Take REG_INC notes into account. 15932 159332000-06-19 Zack Weinberg <zack@wolery.cumb.org> 15934 15935 * c-parse.in (undeclared_variable_notice): Moved to c-typeck.c. 15936 (primary: IDENTIFIER): Just call build_external_ref. 15937 * c-parse.y, c-parse.c, objc/objc-parse.y, objc/objc-parse.c: 15938 Regenerate. 15939 * c-lex.c (lastiddecl): Remove. 15940 (yylex): Replace all instances of lastiddecl with local 15941 variables. 15942 15943 * c-typeck.c (build_external_ref): New function. Treat decls 15944 with C_DECL_ANTICIPATED mostly the same as nonexistent decls. 15945 Look up the decl from the id here. Call lookup_objc_ivar. 15946 * c-lang.c (lookup_objc_ivar): Stub. 15947 * objc/objc-act.c (lookup_objc_ivar): New function. 15948 15949 * c-tree.h: Prototype lookup_objc_ivar and build_external_ref. 15950 * c-lex.h: Don't declare lastiddecl. 15951 159522000-06-19 Benjamin Chelf <chelf@codesourcery.com> 15953 15954 * c-common.h (IF_COND): Added documentation. 15955 (THEN_CLAUSE): Likewise. 15956 (ELSE_CLAUSE): Likewise. 15957 (WHILE_COND): Likewise. 15958 (WHILE_BODY): Likewise. 15959 (DO_COND): Likewise. 15960 (DO_BODY): Likewise. 15961 (RETURN_EXPR): Likewise. 15962 (EXPR_STMT_EXPR): Likewise. 15963 (FOR_INIT_STMT): Likewise. 15964 (FOR_COND): Likewise. 15965 (FOR_EXPR): Likewise. 15966 (FOR_BODY): Likewise. 15967 (SWITCH_COND): Likewise. 15968 (SWITCH_BODY): Likewise. 15969 (CASE_LOW): Likewise. 15970 (CASE_HIGH): Likewise. 15971 (GOTO_DESTINATION): Likewise. 15972 (COMPOUND_BODY): Likewise. 15973 (ASM_CV_QUAL): Likewise. 15974 (ASM_STRING): Likewise. 15975 (ASM_OUTPUTS): Likewise. 15976 (ASM_INPUTS): Likewise. 15977 (ASM_CLOBBERS): Likewise. 15978 (DECL_STMT_DECL): Likewise. 15979 (STMT_EXPR_STMT): Likewise. 15980 (LABEL_STMT_LABEL): Likewise. 15981 15982 * c-common.def: Added documenetion for SRCLOC, EXPR_STMT, 15983 COMPOUND_STMT, DECL_STMT, IF_STMT, FOR_STMT, WHILE_STMT, DO_STMT, 15984 RETURN_STMT, BREAK_STMT, CONTINUE_STMT, SWITCH_STMT, GOTO_STMT, 15985 LABEL_STMT, ASM_STMT, SCOPE_STMT, CASE_LABEL, STMT_EXPR. 15986 159872000-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 15988 15989 * configure.in (--enable-checking): Update --help doc to reflect 15990 new defaults. Ensure $ac_save_IFS is set before $IFS is changed. 15991 15992Sun Jun 18 21:42:15 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 15993 15994 * gcse.c (insert_insn_end_bb): Always put after NOTE_INSN_BASIC_BLOCK. 15995 15996 * function.c (put_var_into_stack): Don't reference DECL_ fields 15997 if input is a SAVE_EXPR. 15998 Use set_mem_attributes in COMPLEX case. 15999 160002000-06-18 Richard Henderson <rth@cygnus.com> 16001 16002 * config/ia64/ia64-protos.h (process_for_unwind_directive): Declare. 16003 (ia64_file_start): Declare. 16004 * config/ia64/ia64.h (ADDL_REGNO_P): Don't compare unsigned against 0. 16005 (GR_REGNO_P): Likewise. 16006 * config/ia64/ia64.c: Many prototypes. 16007 (ia64_reg_numbers): Constify. 16008 (ia64_input_reg_names, ia64_local_reg_names): Likewise. 16009 (ia64_section_threshold): Make unsigned. 16010 (ia64_print_operand): Constify. 16011 (fix_range): Constify. 16012 (ia64_init_builtins): Don't compare signed vs unsigned. 16013 (ia64_expand_builtin): Likewise. 16014 16015 * config/ia64/ia64.h (EXTRA_CONSTRAINT): New. 16016 (CONSTRAINT_OK_FOR_Q): New. 16017 * config/ia64/ia64.md (movdi_internal): Use Q for fp<->mem. 16018 (movsf_internal, movdf_internal): Likewise. 16019 (cmovdi_internal): Rewrite so that constraints and predicates match; 16020 simplify splitters. 16021 (cmovsi_internal): Likewise. 16022 16023 * config/ia64/ia64.h (ASM_SPEC): Add -x for gas. 16024 (ASM_FILE_START): New. 16025 * config/ia64/ia64.c (ia64_file_start): New. 16026 (rtx_needs_barrier): Handle pred.rel.mutex. 16027 (emit_predicate_relation_info): New. 16028 * config/ia64/ia64.md (pred_rel_mutex): New. 16029 * config/ia64/linux.h (ASM_SPEC): Define. 16030 * config/ia64/sysv4.h (ASM_FILE_START): Define. 16031 16032 * config/ia64/ia64.c (ia64_encode_section_info): Fix thinko 16033 filtering global register variables. 16034 160352000-06-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 16036 16037 * c-common.c (add_c_tree_codes): Fix definition for traditional C. 16038 160392000-06-17 Michael Meissner <meissner@redhat.com> 16040 16041 * gcc.c (do_spec_1, '%v3' case): Do not abort if patch level is 16042 not present and there is a field after a '-'. 16043 160442000-06-17 Bruce Korb <bkorb@gnu.org> 16045 16046 * fixinc/check.tpl: finish the implementation of multiple tests 16047 for a single fix 16048 * fixinc/inclhack.def(ctrl_quotes_def): add a second test 16049 (io_quotes_def): add a second test 16050 (various): reorder `files' so that "limits.h" is never first 16051 * fixinc/tests/base/*: update the testing output 16052 16053Sat Jun 17 10:33:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 16054 16055 * gcc.texi: Remove reference to stupid.c. 16056 160572000-06-16 Benjamin Chelf <chelf@codesourcery.com> 16058 16059 * c-common.c (c_tree_code_type): New array. 16060 (c_tree_code_length): Likewise. 16061 (c_tree_code_name): Likewise. 16062 (add_c_tree_codes): New function. 16063 16064 * c-common.h (add_c_tree_codes): Declare. 16065 (enum c_tree_code): New enum. 16066 16067 * c-lex.c (init_parse): Added call to add_c_tree_codes. 16068 160692000-06-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 16070 16071 * fixinc/inclhack.def (ctrl_quotes_def, io_quotes_def): Modify 16072 select pattern to also match macro defs with only one argument. 16073 16074Thu Jun 15 18:56:12 2000 Jeffrey A Law (law@cygnus.com) 16075 16076 * i386.md: Create new [right,left] rotate and right shift 16077 patterns to optimize shift by 1 bit for certain ia32 processors. 16078 Update patterns which perform left shifts to optimize shift by 16079 1 bit for certain ia32 processors. 16080 * i386.c (const_int_1_operand): New predicate. 16081 * i386.h (PREDICATE_CODES): Handle const_int_1_operand. 16082 * i386-protos.h (const_int_1_operand): Prototype. 16083 16084Wed Jun 14 23:46:26 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 16085 16086 * mips.c (machine_dependent_reorg): Fix braces for nested if. 16087 160882000-06-14 Geoff Keating <geoffk@cygnus.com> 16089 16090 * rs6000.c (toc_hash_eq): Use CODE_LABEL_NUMBER to compare 16091 LABEL_REFs. 16092 160932000-06-14 Richard Henderson <rth@cygnus.com> 16094 16095 * conflict.c (conflict_graph_compute): Don't look for REG_INC. 16096 16097 * config/ia64/ia64.c (ia64_setup_incoming_varargs): Don't emit 16098 auto-inc code. 16099 16100 * print-rtl.c (print_rtx): Emit space before mem alias set. 16101 161022000-06-14 David Edelsohn <edelsohn@gnu.org> 16103 16104 * rs6000.c (expand_block_move): Fix typo in earlier change. 16105 (print_operand): Remove unused variables neg and op. 16106 (toc_hash_mark_entry): Fix prototype. 16107 161082000-06-14 Benjamin Chelf <chelf@codesourcery.com> 16109 16110 * c-common.h (IF_COND): Moved here from cp/cp-tree.h. 16111 (THEN_CLAUSE): Likewise. 16112 (ELSE_CLAUSE): Likewise. 16113 (WHILE_COND): Likewise. 16114 (WHILE_BODY): Likewise. 16115 (DO_COND): Likewise. 16116 (DO_BODY): Likewise. 16117 (RETURN_EXPR): Likewise. 16118 (EXPR_STMT_EXPR): Likewise. 16119 (FOR_INIT_STMT): Likewise. 16120 (FOR_COND): Likewise. 16121 (FOR_EXPR): Likewise. 16122 (FOR_BODY): Likewise. 16123 (SWITCH_COND): Likewise. 16124 (SWITCH_BODY): Likewise. 16125 (CASE_LOW): Likewise. 16126 (CASE_HIGH): Likewise. 16127 (GOTO_DESTINATION): Likewise. 16128 (COMPOUND_BODY): Likewise. 16129 (ASM_CV_QUAL): Likewise. 16130 (ASM_STRING): Likewise. 16131 (ASM_OUTPUTS): Likewise. 16132 (ASM_INPUTS): Likewise. 16133 (ASM_CLOBBERS): Likewise. 16134 (DECL_STMT_DECL): Likewise. 16135 (STMT_EXPR_STMT): Likewise. 16136 (LABEL_STMT_LABEL): Likewise. 16137 (SCOPE_BEGIN_P): Likewise. 16138 (SCOPE_END_P): Likewise. 16139 (SCOPE_STMT_BLOCK): Likewise. 16140 (SCOPE_NULLIFIED_P): Likewise. 16141 (SCOPE_NO_CLEANUPS_P): Likewise. 16142 (SCOPE_PARTIAL_P): Likewise. 16143 (ASM_VOLATILE_P): Likewise. 16144 (STMT_LINENO): Likewise. 16145 (STMT_LINENO_FOR_FN_P): Likewise. 16146 16147 * c-common.def: New file. Added SRCLOC, SIZEOF_EXPR, ARROW_EXPR, 16148 ALIGNOF_EXPR, EXPR_STMT, COMPOUND_STMT, DECL_STMT, IF_STMT, 16149 FOR_STMT, WHILE_STMT, DO_STMT, RETURN_STMT, BREAK_STMT, 16150 CONTINUE_STMT, SWITCH_STMT, GOTO_STMT, LABEL_STMT, ASM_STMT, 16151 SCOPE_STMT, CASE_LABEL, STMT_EXPR. 16152 16153 * gencheck.c (tree_codes[]): Added '#include "c-common.def"'. 16154 161552000-06-14 David O'Brien <obrien@FreeBSD.org> 16156 16157 * gcc.c (main): Quiet compiler warnings. argv is assumed to be 16158 writable in parts of the GCC code. 16159 16160 * config/elfos.h (ASM_GENERATE_INTERNAL_LABEL): Make printf 16161 specification match cast. 16162 16163Wed Jun 14 09:25:57 2000 Jeffrey A Law (law@cygnus.com) 16164 16165 * configure.in: Revert AC_TYPE_GETGROUPS patch from June 13. 16166 * configure, config.in: Rebuilt. 16167 * sys-protos.h: Similarly. 16168 16169Wed Jun 14 03:39:58 EDT 2000 John Wehle (john@feith.com) 16170 16171 * ifcvt.c (EDGE_COMPLEX): Move definition ... 16172 * basic-block.h (EDGE_COMPLEX): ... here. 16173 16174 * loop.c (check_dbra_loop): Specify the register when 16175 generating REG_NONNEG notes and don't generate duplicates. 16176 161772000-06-13 Jakub Jelinek <jakub@redhat.com> 16178 16179 * tree.h (TYPE_USER_ALIGN, DECL_USER_ALIGN): Define. 16180 (struct tree_type, struct tree_decl): Add user_align member. 16181 * stor-layout.c (layout_decl): Set DECL_USER_ALIGN. 16182 (place_union_field): If BIGGEST_FIELD_ALIGNMENT is defined 16183 and DECL_USER_ALIGN 0, cap alignment to this value. 16184 (place_field): Likewise. 16185 (finalize_type_size): Set TYPE_USER_ALIGN. 16186 (layout_type): Likewise. 16187 (initialize_sizetypes): Likewise. 16188 * c-common.c (decl_attributes): Set TYPE_USER_ALIGN resp. 16189 DECL_USER_ALIGN to 1. 16190 * c-decl.c (duplicate_decls): Set DECL_USER_ALIGN. 16191 (xfer_tag): Set TYPE_USER_ALIGN. 16192 (finish_struct): Set DECL_USER_ALIGN resp. TYPE_USER_ALIGN. 16193 (finish_enum): Likewise. 16194 * stmt.c (expand_decl): Set DECL_USER_ALIGN. 16195 (expand_anon_union_decl): Likewise. 16196 * tree.c (make_node): Set DECL_USER_ALIGN resp. TYPE_USER_ALIGN. 16197 (build_index_type): Set TYPE_USER_ALIGN. 16198 (build_range_type): Likewise. 16199 (build_common_tree_nodes_2): Likewise. 16200 * tm.texi (BIGGEST_FIELD_ALIGNMENT): Document the changed meaning. 16201 162022000-06-13 Andreas Jaeger <aj@suse.de> 16203 16204 * configure.in: Use --enable-checking=misc,tree,gc by default if 16205 no --enable-checking option is given and for 16206 --enable-checking=yes. 16207 * configure: Rebuilt. 16208 162092000-06-13 Richard Henderson <rth@cygnus.com> 16210 16211 * libgcc2.c (ia64_throw_helper): Use __builtin_return_address. 16212 (__throw): Don't pass the address of a label. 16213 16214 * config/ia64/ia64.c (ia64_compute_frame_size): Use 16215 current_function_is_leaf. 16216 (ia64_expand_prologue): Likewise. Modify return_address_pointer_rtx 16217 instead of reg_names[RETURN_ADDRESS_REGNUM]. 16218 (ia64_init_machine_status): Reset return_address_pointer_rtx. 16219 * config/ia64/ia64.h (RETURN_ADDRESS_POINTER_REGNUM): Rename 16220 from RETURN_ADDRESS_REGNUM. Update all uses. 16221 (RETURN_ADDR_RTX): Use return_address_pointer_rtx; return 16222 zero instead of null on failure. 16223 (ELIMINABLE_REGS): Add ra->b0 elimination. 16224 (CAN_ELIMINATE): Update accordingly. 16225 (INITIAL_ELIMINATION_OFFSET): Likewise. 16226 (REGISTER_NAMES): Use an illegal assembler name for 16227 RETURN_ADDRESS_POINTER_REGNUM. 16228 162292000-06-13 Richard Henderson <rth@cygnus.com> 16230 16231 * config/ia64/ia64.h (enum reg_class): Remove FR_INT_REGS, FR_FP_REGS, 16232 GR_AND_FR_INT_REGS, GR_AND_FR_FP_REGS. 16233 (REG_CLASS_NAMES): Likewise. 16234 (REG_CLASS_CONTENTS): Likewise. 16235 (FR_FP_REGNO_P, FR_INT_REGNO_P): Remove. 16236 (HARD_REGNO_MODE_OK): Remove references to them. 16237 (REGNO_REG_CLASS): Likewise. 16238 (REG_CLASS_FROM_LETTER): Likewise. 16239 (CLASS_MAX_NREGS): Likewise. 16240 (REGISTER_MOVE_COST): Likewise. 16241 * config/ia64/ia64.c (ia64_secondary_reload_class): Likewise. 16242 * config/ia64/ia64.md (*): Replace "e" constraints with "f". 16243 (movqi_internal): Special case moves from zero. 16244 (movhi_internal, movsi_internal): Likewise. 16245 (movdi_internal): Likewise. Fill out "f" constraints. 16246 (movsf_internal): Fill out "r" constraints. 16247 (movdf_internal): Likewise. 16248 162492000-06-13 Richard Henderson <rth@cygnus.com> 16250 16251 * flow.c (insn_dead_p): Keep sets to PIC_OFFSET_TABLE_REGNUM 16252 alive before reload. 16253 16254 * haifa-sched.c (struct deps): Add in_post_call_group_p. 16255 (add_dependence): Handle notes between SCHED_GROUP_P insns. 16256 (remove_dependence): Always define. 16257 (set_sched_group_p): New. 16258 (sched_analyze_2): Use it. 16259 (sched_analyze_insn): Don't special-case naked uses. Look for 16260 and extend in_post_call_group_p. 16261 (sched_analyze): Clear stale SCHED_GROUP_P. Set in_post_call_group_p. 16262 (init_deps): Clear in_post_call_group_p. 16263 162642000-06-13 Richard Henderson <rth@cygnus.com> 16265 16266 * combine.c (subst): Use CLASS_CANNOT_CHANGE_MODE and 16267 CLASS_CANNOT_CHANGE_MODE_P instead of CLASS_CANNOT_CHANGE_SIZE 16268 and hard-coded tests. 16269 (simplify_set): Likewise. 16270 (gen_lowpart_for_combine): Likewise. 16271 * emit-rtl.c (gen_lowpart_common): Likewise. 16272 * global.c (find_reg): Likewise. 16273 * local-alloc.c (find_free_reg): Likewise. 16274 * recog.c (register_operand): Likewise. 16275 * regclass.c (init_reg_sets_1): Likewise. 16276 (record_operand_costs, regclass): Likewise. 16277 * reload.c (push_reload): Likewise. 16278 * reload1.c (choose_reload_regs): Likewise. 16279 * flow.c (mark_used_regs): Conditionally set REG_CHANGES_MODE. 16280 * local-alloc.c (struct qty): Rename changes_size to changes_mode. 16281 Update all references. 16282 * regs.h (struct reg_info_def): Likewise. 16283 (REG_CHANGES_MODE): Rename from REG_CHANGES_SIZE. 16284 * tm.texi (CLASS_CANNOT_CHANGE_MODE): Document. 16285 (CLASS_CANNOT_CHANGE_MODE_P): Likewise. 16286 16287 * config/alpha/alpha.h (CLASS_CANNOT_CHANGE_MODE): Rename. 16288 (CLASS_CANNOT_CHANGE_MODE_P): New. 16289 * config/mips/mips.h: Likewise. 16290 * config/pa/pa32-regs.h: Likewise. 16291 * config/pa/pa64-regs.h: Likewise. 16292 * config/rs6000/rs6000.h: Likewise. 16293 * config/sh/sh.h: Likewise. 16294 * config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE): New. 16295 (CLASS_CANNOT_CHANGE_MODE_P): New. 16296 * config/avr/avr.h (CLASS_CANNOT_CHANGE_SIZE): Remove dead code. 16297 * config/d30v/d30v.h: Likewise. 16298 162992000-06-13 J. David Anglin <dave@hiauly1.hia.nrc.ca> 16300 16301 * configure.in: Add AC_TYPE_GETGROUPS test. 16302 * sys-protos.h: Use GETGROUPS_T * for second arg of getgroups. 16303 * configure: Rebuilt. 16304 * config.in: Rebuilt. 16305 163062000-06-13 Richard Henderson <rth@cygnus.com> 16307 16308 * explow.c (set_mem_attributes): Do nothing for NULL type. 16309 16310Tue Jun 13 14:45:10 2000 Jeffrey A Law (law@cygnus.com) 16311 16312 * config/m68k/openbsd.h (ASM_SPEC): pass down options to assembler 16313 correctly. 16314 163152000-06-13 James E. Wilson <wilson@cygnus.com> 16316 16317 * config/ia64/ia64.md (movxf_internal): Add missing "e" to ldf/stf. 16318 16319Tue Jun 13 14:05:35 2000 Jeffrey A Law (law@cygnus.com) 16320 16321 * Makefile.in (gensupport.o): Remove bogus $(HOST_PREFIX) reference. 16322 163232000-06-13 Philipp Thomas <pthomas@suse.de> 16324 16325 * configure.in(ALL_LINGUAS): Changed en_UK to en_GB. 16326 * configure: Rebuilt. 16327 163282000-06-07 David O'Brien <obrien@FreeBSD.org> 16329 16330 * configure.in: Adjust FreeBSD bits to match changes to config.guess. 16331 We now default to ELF for the i386, and a.out is the special case. 16332 * configure: Rebuilt. 16333 16334Tue Jun 13 10:05:30 2000 Hans-Peter Nilsson <hp@axis.com> 16335 16336 * final.c (final_scan_insn): Delete notes between cc0 setter and 16337 user when restarting from setter. 16338 163392000-06-13 J. David Anglin <dave@hiauly1.hia.nrc.ca> 16340 16341 * vax.h (INDEX_TERM_P): Define evaluation order of &&'s in || and 16342 cast to squelch signed/unsigned warnings. 16343 163442000-06-13 Zack Weinberg <zack@wolery.cumb.org> 16345 16346 * cpplib.c (handle_directive): Print non-NUL-terminated string 16347 with %.*s. 16348 163492000-06-12 Michael Meissner <meissner@redhat.com> 16350 16351 * ifcvt.c (dead_or_predicable): Don't do conditional execution 16352 path if the machine needs extra support to do conditional 16353 execution. 16354 16355Mon Jun 12 17:04:17 2000 Jeffrey A Law (law@cygnus.com) 16356 16357 * print-rtl.c (print_rtx, case MEM): Use HOST_WIDE_INT_PRINT_DEC 16358 to print the alias set. 16359 * print-tree.c (print_node, DECL_* nodes and case 't'): Similarly. 16360 163612000-06-12 J. David Anglin <dave@hiauly1.hia.nrc.ca> 16362 16363 * config/float-vax.h: Add GFLOAT defines. 16364 16365Mon Jun 12 9:44:00 2000 Mark Klein <mklein@dis.com> 16366 16367 * configure.in: Update tm dependencies for MPE. 16368 * configure: Rebuilt. 16369 163702000-06-12 H.J. Lu <hjl@gnu.org> 16371 16372 * gengenrtl.c (obstack_alloc_rtx): Correct the allocated size. 16373 163742000-06-12 David Edelsohn <edelsohn@gnu.org> 16375 16376 * aix41.h (SUBTARGET_SWITCHES): Delete threads. 16377 (CPP_SPEC): Change mthreads to pthread. 16378 (LIB_SPEC): Likewise. 16379 (STARTFILE_SPEC): Likewise. 16380 * aix43.h (SUBTARGET_SWITCHES): Delete threads. 16381 (CPP_SPEC): Change mthreads to pthread. 16382 (LIB_SPEC): Likewise. 16383 (STARTFILE_SPEC): Likewise. 16384 * rs6000-protos.h (reg_or_arith_cint_operand): New. 16385 * rs6000.c (reg_or_arith_cint_operand): New. 16386 (num_insns_constant_wide): Decorate unsigned constant. 16387 * rs6000.h (PREDICATE_CODES): Add reg_or_arith_cint_operand. 16388 * rs6000.md (addsi3): Use new predicate. 16389 (subsi3, adddi3, subdi3): Likewise. 16390 163912000-06-12 Mark Mitchell <mark@codesourcery.com> 16392 16393 * c-common.c (lang_get_alias_set): Fix typo. 16394 163952000-06-12 Richard Earnshaw <rearnsha@arm.com> 16396 16397 * flow.c (mark_used_regs): Revert last change. 16398 (life_analysis): Remove PROP_AUTOINC if running after reload. 16399 (propagate_one_insn): PROP_AUTOINC is always off after reload. 16400 164012000-06-11 Richard Earnshaw <rearnsha@arm.com> 16402 16403 * flow.c (mark_used_regs): Don't call find_auto_inc after reload 16404 has run. 16405 164062000-06-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 16407 16408 * bb-reorder.c (build_scope_forest): Initialize variable 16409 `curr_scope'. 16410 16411 * calls.c (expand_call): Likewise for variables 16412 `save_pending_stack_adjust' and `save_stack_pointer_delta'. 16413 16414 * i386.c (function_arg_advance, function_arg): Cast to avoid 16415 signed/unsigned warnings. 16416 16417 * i386.h (MEMORY_MOVE_COST): Likewise. 16418 16419 * ifcvt.c (cond_exec_process_if_block): Initialize variables 16420 `else_start' and `else_end'. 16421 16422 * libgcc2.h (__eh_alloc, __eh_free): Prototype. 16423 16424 * regrename.c (rr_replace_reg): Initialize variable `dest_subregno'. 16425 164262000-06-10 Mark Mitchell <mark@codesourcery.com> 16427 16428 * Makefile.in (libintl.a): Depend on intl.all. 16429 164302000-06-09 H.J. Lu (hjl@gnu.org) 16431 16432 * Makefile.in (c-parse.o): Also depend on output.h. 16433 164342000-06-09 Rodney Brown <RodneyBrown@mynd.com> 16435 16436 * mcore-protos.h: discards const warning removal. 16437 * mcore.c: discards const warning removal. 16438 164392000-06-09 Kazu Hirata <kazu@hxi.com> 16440 16441 * config/h8300/lib1funcs.asm: Declare the machine architecture at 16442 the beginning of the file. 16443 164442000-06-09 J. David Anglin <dave@hiauly1.hia.nrc.ca> 16445 16446 * real.h: Add prototype for ldexp. 16447 164482000-06-09 Zack Weinberg <zack@wolery.cumb.org> 16449 16450 * ggc-none.c, ggc-simple.c, ggc-page.c (ggc_alloc_obj): Rename 16451 it ggc_alloc, drop second argument, never clear returned memory. 16452 * ggc-common.c (ggc_alloc_string): Use ggc_alloc. 16453 (ggc_alloc_cleared): New. 16454 * ggc.h: Prototype ggc_alloc and ggc_alloc_cleared, not 16455 ggc_alloc_obj. Remove ggc_alloc macro. 16456 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Use ggc_alloc. 16457 16458 * rtl.c (rtvec_alloc): Clear the vector always. 16459 (rtx_alloc): Clear the first word always. Remove dirty 16460 obstack tricks (this routine is no longer a bottleneck). 16461 * tree.c (make_node): Clear the new node always. 16462 (make_tree_vec): Likewise. 16463 (tree_cons): Clear the common structure always. 16464 (build1): Likewise; also, clear TREE_COMPLEXITY. 16465 * gengenrtl.c: Use puts wherever possible. Remove extra 16466 newlines. 16467 (gendef): Clear the first word of an RTX in the generator 16468 function, irrespective of ggc_p. Initialize '0' slots to 16469 NULL. 16470 (genlegend): Don't generate obstack_alloc_rtx routine, just a 16471 thin wrapper macro around obstack_alloc. 16472 16473 * stmt.c (expand_fixup): Use ggc_alloc. 16474 * c-typeck.c (add_pending_init): Use ggc_alloc. 16475 * emit-rtl.c (init_emit_once): Clear CONST_DOUBLE_CHAIN(tem). 16476 * varasm.c (immed_double_const): Set CONST_DOUBLE_MEM(r) to 16477 const0_rtx when it is created. 16478 (immed_real_const_1): Set CONST_DOUBLE_CHAIN(r) to NULL_RTX if 16479 we are not in a function. 16480 16481 * tree.c (tree_class_check_failed): Make second arg an int. 16482 * tree.h: Update prototype. 16483 164842000-06-09 Geoff Keating <geoffk@cygnus.com> 16485 16486 * tree.h (VOID_TYPE_P): Don't look at the TYPE_MAIN_VARIANT 16487 of an error_mark_node. 16488 16489Fri Jun 9 20:35:13 2000 Denis Chertykov <denisc@overta.ru> 16490 16491 * config/avr/avr.c (asm_output_section_name): bugfix. 16492 164932000-06-09 Jason Merrill <jason@casey.soma.redhat.com> 16494 16495 * timevar.def: Add TV_EXPAND. 16496 * timevar.c (timevar_print): Update timing information. 16497 * calls.c (try_to_integrate): Push to TV_INTEGRATION for inlining. 16498 16499 * stmt.c (expand_return): Check for error_mark_node. 16500 165012000-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 16502 16503 * configure.in: Also avoid wrapping auto-build.h with IN_GCC. 16504 16505 * scan-types.sh (VALUE) Wrap use with double quotes to protect 16506 variable against filename expansion when it contains "char *". 16507 16508 * system.h (SSIZE_MAX): Delete backup definition. 16509 16510 * cppfiles.c (read_include_file): Use INTTYPE_MAXIMUM(ssize_t) 16511 instead of SSIZE_MAX. 16512 165132000-06-09 Jakub Jelinek <jakub@redhat.com> 16514 16515 * configure.in: Check whether gas supports -relax. 16516 * configure, config.in: Rebuilt. 16517 * config/sparc/sparc.h (ASM_RELAX_SPEC): Define. 16518 (EXTRA_SPECS): Add asm_relax. 16519 (ASM_SPEC): Add %(asm_relax). 16520 (TARGET_SWITCHES): Add -mrelax and -mno-relax. 16521 * config/sparc/linux64.h (LINK_ARCH_SPEC): Rename to LINK_SPEC. 16522 (LINK_SPEC): Pass -relax to linker unless -mno-relax or -r. 16523 (ASM_SPEC): Add %(asm_relax). 16524 * config/sparc/linux.h (LINK_SPEC, ASM_SPEC): Likewise. 16525 * config/sparc/sparc.c (output_sibcall): If HAVE_AS_RELAX_OPTION, 16526 never use sethi/jmpl for leaf tail calls. Use or with rs2 %g0 16527 instead of mov, so that gas can further optimize it. 16528 165292000-06-08 James E. Wilson <wilson@bletchleypark.cygnus.com> 16530 16531 * dwarf2out.c (size_of_die, case dw_val_class_const): Use 16532 size_of_sleb128. 16533 (value_format, case dw_val_class_const): Use sdata format. 16534 (output_die): Call output_sleb128. 16535 165362000-06-08 James E. Wilson <wilson@cygnus.com> 16537 16538 * dwarf2out.c (ASM_OUTPUT_DWARF_DATA8): Add new macro that uses 16539 UNALIGNED_DOUBLE_INT_ASM_OP. Rename old macro to 16540 ASM_OUTPUT_DWARF_CONST_DOUBLE. 16541 (output_die, case dw_val_class_unsigned_const): Correct call to 16542 ASM_OUTPUT_DWARF_DATA8. 16543 (output_die, case dw_val_class_long_long): Use 16544 ASM_OUTPUT_DWARF_CONST_DOUBLE. 16545 * tree.c (host_integerp): Accept unsigned HOST_WIDE_INT values when 16546 pos is zero. 16547 16548 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Add. 16549 (output_function_prologue): Fix mispelling. 16550 (output_function_prologue, output_function_epilogue): Reorder to 16551 match ia64.c definition order. 16552 * config/ia64/ia64.c (ia64_expand_prologue): Add comment. 16553 (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on stack restore insns. 16554 Use r3 instead of r2 for large stack restores. 16555 (ia64_output_end_prologue): New function. 16556 (process_set): Emit ".restore sp" for epilogue stack restores. 16557 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Define. 16558 165592000-06-08 Jakub Jelinek <jakub@redhat.com> 16560 16561 * dbxout.c (dbxout_type_fields): Don't segfault on fields with 16562 incomplete types. 16563 165642000-06-08 Nathan Sidwell <nathan@codesourcery.com> 16565 16566 * frame.c (end_fde_sort): Remove extraneous erratic array test. 16567 165682000-06-08 Denis Perchine <dyp@perchine.com> 16569 16570 * frame.c (start_fde_sort): Don't malloc (0). 16571 165722000-06-07 Zack Weinberg <zack@wolery.cumb.org> 16573 16574 * c-decl.c (pushdecl): Do not call COMPLETE_TYPE_P on 16575 error_mark_node. 16576 * print-tree.c (print_node): The transparent_union_flag means 16577 different things for unions and arrays. Do not inspect it 16578 with TYPE_TRANSPARENT_UNION. 16579 165802000-06-06 Jakub Jelinek <jakub@redhat.com> 16581 16582 * cpplib.c (do_ifdef, do_ifndef): Don't segfault if parse_ifdef 16583 returned NULL. 16584 16585Wed Jun 7 20:34:33 2000 Denis Chertykov <denisc@overta.ru> 16586 16587 * config/avr/avr.c (asm_output_section_name): output section 16588 attributes. 16589 * config/avr/libgcc.S (.text.libgcc): declare section attributes. 16590 165912000-06-06 James E. Wilson <wilson@cygnus.com> 16592 16593 * frame.h (struct unwind_info_ptr): Collapse version, flags, and length 16594 fields into header field. 16595 (IA64_UNW_HDR_LENGTH, IA64_UNW_HDR_FLAGS, IA64_UNW_HDR_VERSION): New 16596 macros to access length, flags, and version info from header field. 16597 * config/ia64/crtbegin.asm (__do_frame_setup_aux): Delete here. 16598 * config/ia64/crtend.asm (__do_frame_setup_aux): Add here. 16599 (__do_global_ctors_aux): Fix caller. 16600 * config/ia64/frame-ia64.c (get_unwind_record): Change parameter 16601 prologue_flag to header. Pass to read_P_record. 16602 (read_P_record): New argument header. Implement P4 format. 16603 Multiply P7_T_SIZE by 16. 16604 (execute_one_ia64_descriptor): New static local region_header. Pass to 16605 get_unwind_record. Copy r to region_header if r is a header record. 16606 (print_all_records): Likewise. 16607 (__build_ia64_frame_state): Use IA64_UNW_HDR_LENGTH. 16608 (__get_personality, __get_except_table): Likewise. 16609 * config/ia64/ia64.c (process_set): Do not divide offsets by 4. 16610 166112000-06-06 Philipp Thomas <pthomas@suse.de> 16612 16613 * configure.in (AC_C_INLINE): Added. 16614 * aclocal.m4 (AM_WITH_NLS): Enable --with-included-gettext by default. 16615 * configure: Regenerate. 16616 166172000-06-06 Mark Mitchell <mark@codesourcery.com> 16618 16619 * c-common.h (c_language_kind): New type. 16620 (c_language): New variab.e 16621 * c-common.c (lang_get_alias_set): Don't put structures in 16622 nonzero alias sets in C++. 16623 * c-decl.c (c_language): Define it. 16624 * c-lex.c (doing_objc_thang): Remove. 16625 * c-tree.h (doing_objc_thang): Make it a macro. 16626 * objc/objc-act.c (lang_decode_option): Set c_language, not 16627 doing_objc_thang. 16628 166292000-06-06 Gabriel Dos Reis <gdr@codesourcery.com> 16630 16631 * diagnostic.c (output_maximum_width): Remove. 16632 (doing_line_wrapping): Tweak. 16633 (diagnostic_buffer): New object. 16634 (global_output_buffer): New object. 16635 (output_destroy_prefix): New function. 16636 (default_initialize_buffer): Likewise. 16637 (reshape_diagnostic_buffer): Likewise. 16638 (initialize_diagnostics): Likewise. 16639 (output_clear): Tweak. 16640 (line_wrapper_printf): Adjust call to init_output_buffer. 16641 (vline_wrapper_message_with_location): Likewise. Use 16642 output_destroy_prefix. 16643 (v_message_with_decl): Likewise. 16644 16645 * diagnostic.h (struct output_buffer): Constify prefix. 16646 (init_output_buffer, output_get_prefix): Constify. 16647 (diagnostic_message_length_per_line): Likewise. 16648 (reshape_diagnostic_buffer): Declare. 16649 (default_initialize_buffer): Declare. 16650 (initialize_diagnostics): Declare. 16651 (diagnostic_buffer): Declare new obbject. 16652 16653 * toplev.c: #include diagnostic.h 16654 (display_help): Document diagnostic formatting options. 16655 (decode_f_option): Handle diagnostic formatting options. 16656 (main): Setup initialization for diagnostic messages outputter. 16657 16658 * toplev.h (set_message_length): Remove. 16659 16660 * Makefile.in (toplev.o): Depends upon diagnostic.h 16661 16662 * invoke.texi : Document diagnostics formatting options. 16663 16664Tue Jun 6 19:25:32 2000 Philippe De Muyter <phdm@macqel.be> 16665 16666 * configure.in (Make the links): Typo fix : the file that must be 16667 included without #ifdef IN_GCC is `auto-host.h', not `auto-config.h'. 16668 * configure: File rebuilt. 16669 166702000-06-06 Nathan Sidwell <nathan@codesourcery.com> 16671 16672 * eh-common.h (EH_ALLOC_SIZE, EH_ALLOC_ALIGN): New #defines. 16673 (eh_context): Add alloc_mask and alloc_buffer emergency fallback 16674 space. 16675 * libgcc2.c (__eh_alloc): Moved from cp/exception.cc. Fallback on 16676 emergency eh_context buffer, if malloc fails. 16677 (__eh_free): Moved from cp/exception.cc. Release to emergency 16678 eh_context buffer, if appropriate. 16679 166802000-06-06 Jason Merrill <jason@casey.soma.redhat.com> 16681 16682 * expr.c (store_expr): Fix typo. 16683 166842000-06-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 16685 16686 * m68k.c (legitimize_pic_address): Move prototype ... 16687 16688 * m68k-protos.h (legitimize_pic_address): ... here. 16689 16690 * m68k.md (legitimize_pic_address): Delete prototypes. 16691 (untyped_call): Invoke GEN_CALL(), not gen_call(). 16692 16693 * nextstep.c: Include system.h and toplev.h. 16694 (get_directive_line): Don't prototype. 16695 (handle_pragma): Mark parameters with ATTRIBUTE_UNUSED and constify. 16696 16697 * nextstep.h (handle_pragma): Prototype. 16698 (SECTION_FUNCTION): Prototype FUNCTION(). Move prototype of 16699 objc_section_init ... 16700 (EXTRA_SECTION_FUNCTIONS): ... here. 16701 16702Tue Jun 6 08:17:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 16703 16704 * sdbout.c (struct sdb_file): NAME now const. 16705 (sdbout_init): input_file_name now const. 16706 (sdbout_start_new_source_file): FILENAME now const. 16707 * sdbout.c (sdbout_init, sdbout_start_new_source_file): Reflect above. 16708 167092000-06-06 Gabriel Dos Reis <gdr@codesourcery.com> 16710 16711 * c-typeck.c (build_conditional_expr): Handle complex data types. 16712 167132000-06-05 Jason Merrill <jason@casey.soma.redhat.com> 16714 16715 * explow.c (maybe_set_unchanging): New function, broken out from... 16716 (set_mem_attributes): Here. 16717 * expr.h: Declare it. 16718 * stmt.c (expand_decl): Call it. 16719 167202000-06-05 Richard Henderson <rth@cygnus.com> 16721 16722 * reload1.c (choose_reload_regs): Mind CLASS_CANNOT_CHANGE_SIZE 16723 while looking for a register to inherit from. 16724 167252000-06-05 Jason Merrill <jason@casey.soma.redhat.com> 16726 16727 * Makefile.in (libgcc.ready): Lose. 16728 (libgcc.mk): Just use mv, not move-if-change. 16729 (LIBGCC_DEPS): New macro. 16730 (libgcc.a): Use it. 16731 (stmp-multilib): Likewise. 16732 * mklibgcc.in (stmp-dirs): New target. Make everything depend on 16733 it rather than the directories themselves. 16734 (LIB2ADD): Depend on the list file rather than 'force'. 16735 16736 * fold-const.c (fold, case COND_EXPR): Elide conversion between 16737 cv-qualified versions of types. 16738 16739Mon Jun 5 14:06:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 16740 16741 * config/sparc/sparc.c (short_branch): Correct error in range 16742 computation. 16743 167442000-06-05 J. David Anglin <dave@hiauly1.hia.nrc.ca> 16745 16746 * fixinc/inclhack.def: New include hacks for ultrix. 16747 * (nested_ultrix): Replaced by ultrix_nested_svc. 16748 * (ultrix_atof_param): test_text string added. 16749 * (ultrix_ifdef): Modified select string. 16750 167512000-06-05 Zack Weinberg <zack@wolery.cumb.org> 16752 16753 * objc/objc-act.c (generate_method_descriptors): Register 16754 objc_method_prototype_template as a GC root. 16755 (comp_method_with_proto): Register function_type as a GC root. 16756 (comp_proto_with_proto): Replace function_type1 and 16757 function_type2 with a two-element array; register it as a GC root. 16758 16759 (generate_protocols, build_protocol_initializer, 16760 generate_protocol_list, build_category_initializer, 16761 build_shared_structure_initializer): Do not cache cast_type 16762 and/or cast_type2. 16763 167642000-06-05 J. David Anglin <dave@hiauly1.hia.nrc.ca> 16765 16766 * function.c (assign_parms): Add missing argument to set_mem_attributes 16767 call. 16768 167692000-06-05 Nathan Sidwell <nathan@codesourcery.com> 16770 16771 * tree.h (VOID_TYPE_P): New macro. 16772 (COMPLETE_OR_VOID_TYPE_P): Use VOID_TYPE_P. 16773 * c-decl.c (grokdeclarator): Use VOID_TYPE_P. 16774 (get_parm_info): Likewise. 16775 (store_parm_decls): Likewise. 16776 (combine_parm_decls): Likewise. 16777 (finish_function): Likewise. 16778 * c-typeck.c (build_function_call): Likewise. 16779 (build_binary_op): Likewise. 16780 (build_conditional_expr): Likewise. 16781 (internal_build_compound_expr): Likewise. 16782 (convert_for_assignment): Likewise. 16783 * stmt.c (expend_expr_stmt): Likewise. 16784 (warn_if_unused_value): Likewise. 16785 (expand_return): Likewise. 16786 * c-parse.in (primary): Likewise. 16787 * c-parse.y, c-parse.c, c-parse.h: Regenerate. 16788 * objc/objc-parse.y, objc/objc-parse.c: Regenerate. 16789 16790Mon Jun 5 06:46:28 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 16791 16792 * alias.c (get_alias_set): If compnent is addressable, use alias 16793 set of component. 16794 * c-decl.c (init_decl_processing): Don't call record_component_aliases. 16795 (grokdeclarator): Likewise. 16796 * c-typeck.c (common_type): Likewise. 16797 167982000-06-04 Alex Samuel <samuel@codesourcery.com> 16799 16800 * Makefile.in (OBJS): Remove dyn_string.o 16801 (dyn-string.o): Delete rule. 16802 * dyn-string.c: Delete file 16803 * dyn-string.h: Likewise. 16804 168052000-06-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 16806 16807 * Makefile.in (intl.*): Honor nonzero exit codes in the intl 16808 subdir. 16809 168102000-06-03 Geoff Keating <geoffk@cygnus.com> 16811 16812 * alias.c (record_component_aliases): Don't inspect 16813 DECL_NONADDRESSABLE_P of non-FIELD_DECL components of structures. 16814 16815Sat Jun 3 19:05:30 2000 Michael Meissner <meissner@redhat.com> 16816 16817 * ifcvt.c (process_insns): If IFCVT_MODIFY_INSN is defined, call 16818 it with the pattern to do machine dependent work. 16819 (cond_exec_process_if_block): If IFCVT_MODIFY_TESTS is defined, 16820 use it to modify the true/false tests used in conditional 16821 execution. If IFCVT_MODIFY_FINAL and IFCVT_MODIFY_CANCEL are 16822 defined, invoke them if the conversion to conditional execution 16823 was successful or not. 16824 16825 * tm.texi (IFCVT_MODIFY_TESTS): Document. 16826 (IFCVT_MODIFY_INSN): Ditto. 16827 (IFCVT_MODIFY_FINAL): Ditto. 16828 (IFCVT_MODIFY_CANCEL): Ditto. 16829 16830Sat Jun 3 15:26:13 2000 Matt Kraai <kraai@alumni.carnegiemellon.edu> 16831 16832 * toplev.c (main): Fix misspellings of possibility and language. 16833 168342000-06-03 Richard Henderson <rth@cygnus.com> 16835 16836 * alias.c (record_alias_subset): Initialize has_zero_child in the 16837 superset. 16838 168392000-06-03 Richard Earnshaw (rearnsha@arm.com) 16840 16841 * arm.md (untyped_call): Use GEN_CALL macro. 16842 168432000-06-02 Pekka Nikander <pnr@teldanex.tcm.hut.fi> 16844 16845 * Makefile.in: Use $(MAKE) not "make" 16846 16847Fri Jun 2 19:31:03 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 16848 16849 * alias.c (struct alias_set_entry): New field has_zero_child. 16850 (mem_in_disjoint_alias_sets_p): Return 0 if set in either ase. 16851 (get_alias_set): If language-dependent routine set TYPE_ALIAS_SET, 16852 do nothing. 16853 Call record_component_aliases for aggregate types. 16854 (record_alias_subset): Set has_zero_child. 16855 (record_component_aliases, case ARRAY_TYPE): Do nothing if 16856 TYPE_NONALIASES_COMPONENT. 16857 (record_component_aliases, case RECORD_TYPE): Test 16858 DECL_NONADDRESSABLE_P. 16859 * c-decl.c (grokdeclarator): Set DECL_NONADDRESSABLE_P instead 16860 of TREE_ADDRESSABLE. 16861 * calls.c (initialize_argument_information): Only test 16862 TYPE_TRANSPARENT_UNION for UNION_TYPE. 16863 * function.c (assign_parms): Likewise. 16864 * integrate.c (function_cannot_inline_p): Likewise. 16865 * stor-layout.c (finish_record_layout): Don't call 16866 record_component_aliases. 16867 * tree.h (struct tree_int_cst): Use struct tree_common. 16868 (struct tree_real_cst, struct tree_string): Likewise. 16869 (struct tree_complex, struct tree_identifier): Likewise. 16870 (struct tree_list, struct tree_vec, struct tree_exp): Likewise. 16871 (struct tree_block, struct tree_type, struct tree_decl): Likewise. 16872 (TYPE_TRANSPARENT_UNION): Use UNION_TYPE_CHECK. 16873 (TYPE_NONALIASES_COMPONENT): New macro. 16874 (TYPE_AMBIENT_BOUNDEDNESS): Use FUNCTION_TYPE_CHECK. 16875 (DECL_NONADDRESSABLE_P): New macro. 16876 (struct tree_decl): Reorder bits for clarity of how many left; 16877 add non_adressable. 16878 168792000-06-02 Jason Merrill <jason@casey.soma.redhat.com> 16880 16881 * Makefile.in (libgcc.a): Also depend on $(LIB2ADD). 16882 * mklibgcc.in (force): New target. 16883 Make LIB2ADD stuff depend on it. 16884 168852000-06-02 Richard Henderson <rth@cygnus.com> 16886 16887 * alias.c (lang_get_alias_set): Remove. 16888 (get_alias_set): Call it directly, not indirectly. 16889 * c-common.c (lang_get_alias_set): Rename from c_get_alias_set. 16890 * c-common.h (c_get_alias_set): Don't declare. 16891 * c-decl.c (init_decl_processing): Don't set lang_get_alias_set. 16892 * expr.h (lang_get_alias_set): Declare as function, not pointer. 16893 168942000-06-02 Bruce Korb <bkorb@gnu.org> 16895 16896 * fixinc/server.c(sig_handler): resume closing server on SIGPIPE 16897 (server_setup): define the server's master pid 16898 (close_server): actually do the deed IFF we are the server's master 16899 169002000-06-02 Jakub Jelinek <jakub@redhat.com> 16901 16902 * c-common.c (c_get_alias_set): Check whether signed_type did not 16903 return its argument before calling get_alias_set on the result. 16904 169052000-06-02 Andrew MacLeod <amacleod@cygnus.com> 16906 16907 * expr.c (emit_group_load): Fix typo, GET_MODE not GET_CODE. 16908 16909Fri Jun 2 00:22:52 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 16910 16911 * sh.h (CPP_SPEC): Add -D__NOMACSAVE__ for -mnomacsave. 16912 (CONDITIONAL_REGISTER_USAGE): Mac registers are call used 16913 for TARGET_NOMACSAVE. 16914 (NOMACSAVE_BIT): Define. 16915 (TARGET_NOMACSAVE): Define. 16916 (TARGET_SWITCHES): Add "nomacsave". 16917 169182000-06-02 Toshiyasu Morita <toshi.morita@sega.com> 16919 16920 * sh.md (untyped_call): Remove excess parameters 16921 169222000-06-01 Loren J. Rittle <ljrittle@acm.org> 16923 16924 * fixinc/inclhack.def (osf_namespace_a): Relax expression to 16925 match that used before the conversion to c_fix style. 16926 * fixinc/fixincl.x: regenerate 16927 169282000-06-01 Stan Cox <scox@cygnus.com> 16929 16930 * varray.h (VARRAY_PUSH_GENERIC_PTR, VARRAY_PUSH_CHAR_PTR): Fix 16931 macro argument typo. 16932 169332000-06-01 Zack Weinberg <zack@wolery.cumb.org> 16934 16935 * cpplex.c (maybe_macroexpand): Use CPP_WTRADITIONAL. Improve 16936 error message. 16937 * cpplib.c (parse_include): Remove support for VAX-C 16938 "#include starlet" misfeature. 16939 169402000-05-31 Laurynas Biveinis <lauras@softhome.net> 16941 16942 * cppfiles.c: conditionally define O_BINARY. 16943 (open_include_file): pass O_BINARY to open(). 16944 169452000-06-01 Richard Henderson <rth@cygnus.com> 16946 16947 * i960.c (i960_br_predict_opcode): Remove. 16948 (i960_print_operand) [+]: Emit branch prediction hints. 16949 (i960_function_arg): Return early for VOIDmode. 16950 (i960_round_align): Return early for incomplete types. 16951 * i960.h (PRINT_OPERAND_PUNCT_VALID_P): New. 16952 * i960.md (all conditional branches): Add "%+". 16953 16954Thu Jun 1 12:24:21 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 16955 16956 * alias.c (get_alias_set): Don't call language-specific routine more 16957 than is needed and clean up code a bit. 16958 * c-common.c (c_get_alias_set): All references whose type 16959 is char get alias set 0, but character types need not. 16960 * varasm.c (make_function_rtl): Don't call set_mem_attributes. 16961 (make_decl_rtl): Don't call it for FUNCTION_DECL. 16962 169632000-06-01 Bruce Korb <bkorb@gnu.org> 16964 16965 * fixinc/tests/base/...: new base result files 16966 16967Thu Jun 1 09:37:35 2000 Clinton Popetz <cpopetz@cygnus.com> 16968 16969 * config/i386/i386.c (ix86_use_fcomi_compare): Make global. 16970 * config/i386/i386-protos.h (ix86_use_fcomi_compare): Declare. 16971 * config/i386/i386.md (*fp_jcc_3, *fp_jcc_4): Disable if we 16972 will use FCOMI. 16973 169742000-06-01 Richard Henderson <rth@cygnus.com> 16975 16976 * Makefile.in (c-decl.o): Depend on $(EXPR_H), not expr.h. 16977 16978 * c-decl.c (init_decl_processing): Set lang_get_alias_set first thing. 16979 169802000-05-31 Richard Henderson <rth@cygnus.com> 16981 16982 * config/ia64/ia64.c (sdata_symbolic_operand): Consider small 16983 CONSTANT_POOL_ADDRESS_P addresses for .sdata. 16984 * config/ia64/sysv4.h (SELECT_RTX_SECTION): New. 16985 169862000-05-31 Richard Henderson <rth@cygnus.com> 16987 16988 * config/ia64/ia64-protos.h (ia64_expand_prediction): Remove. 16989 * config/ia64/ia64.c (ia64_expand_prediction): Move code ... 16990 (ia64_print_operand) [+]: ... here. Use current_output_insn. 16991 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): New. 16992 * config/ia64/ia64.md (all branch/call patterns): Use %+. 16993 169942000-05-31 Richard Henderson <rth@cygnus.com> 16995 16996 * ifcvt.c (cond_exec_process_insns): Don't ever ignore clobbers. 16997 169982000-05-31 Richard Henderson <rth@cygnus.com> 16999 17000 * ifcvt.c (merge_if_block): Be prepared for JOIN to have no 17001 remaining edges. 17002 (find_if_block): Allow THEN with no outgoing edges. 17003 * flow.c (merge_blocks_nomove): Remove a barrier not following 17004 a jump as well. 17005 170062000-05-31 Richard Henderson <rth@cygnus.com> 17007 17008 * flow.c (propagate_block): Move initialization of mem_set_list ... 17009 (init_propagate_block_info): ... here. Also track blocks with 17010 no successors; don't scan insns if ! PROP_SCAN_DEAD_CODE. 17011 170122000-05-31 Richard Henderson <rth@cygnus.com> 17013 17014 * jump.c (jump_optimize_1): Revert 05-18 change. 17015 170162000-05-31 Mark Mitchell <mark@codesourcery.com> 17017 17018 * invoke.texi: Remove documentation for -fguiding-decls. 17019 170202000-05-31 Richard Henderson <rth@cygnus.com> 17021 17022 * configure.in: Fix typo last change. 17023 170242000-05-31 Philipp Thomas <pthomas@suse.de> 17025 17026 * configure.in (enable-nls): Enable if build == host, i.e. when 17027 not building a canadian cross compiler. 17028 (enable-maintainer-mode): Added for use with i18n. 17029 * aclocal.m4 (AM_GNU_GETTEXT): Only build catalogs that are a 17030 cross section of ALL_LINGUAS and LINGUAS. 17031 * configure: Rebuild. 17032 170332000-05-31 Bruce Korb <bkorb@gnu.org> 17034 17035 * fixinc/check.tpl: rework to use test result tree 17036 * fixinc/Makefile.in: change invocation of check script 17037 * fixinc/check.diff: No longer needed 17038 * fixinc/fixincl.x: regenerate 17039 * fixinc/inclhack.def: add new tests 17040 * fixinc/tests/base/arch/i960/archI960.h: New test result 17041 * fixinc/tests/base/curses.h: modified test result 17042 * fixinc/tests/base/stdio.h: ditto 17043 * fixinc/tests/base/time.h: ditto 17044 * fixinc/tests/base/sys/asm.h: ditto 17045 * fixinc/tests/base/sys/stat.h: ditto 17046 * fixinc/tests/base/sys/wait.h: ditto 17047 17048Wed May 31 13:17:20 2000 Philippe De Muyter <phdm@macqel.be> 17049 17050 * except.c (clear_function_eh_region): Do not free NULL. 17051 17052Wed May 31 08:07:52 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 17053 17054 * Makefile.in (c-decl.o): Depend on rtl.h and expr.h. 17055 * alias.c (struct alias_entry): alias_set is HOST_WIDE_INT. 17056 (REG_BASE_VALUE): Remove unneeded cast to unsigned. 17057 (get_alias_set_entry): ALIAS_SET arg is HOST_WIDE_INT. 17058 (find_base_decl): New function, from c_find_base_decl in c-common.c. 17059 (new_alias_set): Moved from tree.c; return is HOST_WIDE_INT. 17060 (get_alias_set): Likewise. 17061 Major rework to do more things and allow language-specific code 17062 to just handle special-cases. 17063 (record_alias_subset): Args are HOST_WIDE_INT. 17064 (record_component_alias): Local vars are HOST_WIDE_INT. 17065 Don't handle COMPLEX_EXPR. 17066 (get_varargs_alias_set): Moved from builtins.c. 17067 (get_frame_alias_set): New function. 17068 * builtins.c (expand_builtin_return_address): Use frame alias set. 17069 (expand_builtin_setjmp, expand_builtin_longjmp): Use alias set 17070 for setjmp buffer. 17071 (get_memory_rtx): Rework to use set_mem_attributes. 17072 (get_varargs_alias_set): Deleted from here. 17073 * c-common.c (c_apply_type_quals_to_decl): Alias sets now HOST_WIDE_INT. 17074 (c_find_base_decl): Deleted from here. 17075 (c_get_alias_set): Remove many cases and rework to just handle 17076 C-specific cases. 17077 * c-common.h (c_get_alias_set): Returns HOST_WIDE_INT. 17078 * c-decl.c (rtl.h, expr.h): Now included. 17079 (init_decl_processing): Call record_component_aliases on array types. 17080 (grokdeclarator): Likewise. 17081 Set TREE_ADDRESSABLE for all fields that are not bitfields. 17082 * c-typeck.c (common_type): Call record_component_aliases for array. 17083 * caller-save.c (setup_save_areas): Rework register loop for unsigned. 17084 Set all save areas to the frame alias set. 17085 * calls.c (initialie_argument_information): Call set_mem_attributes. 17086 (compute_argument_addresses, expand_call): Likewise. 17087 * explow.c (set_mem_attributes): New function. 17088 (stabilize): Use MEM_COPY_ATTRIBUTES and force_reg. 17089 * expr.c (struct move_by_pieces): Remove {to,from}_{struct,readonly}. 17090 LEN and OFFSET now HOST_WIDE_INT. 17091 (clear_by_pieces): Similar changes. 17092 (move_by_pieces): LEN now HOST_WIDE_INT; don't set deleted fields. 17093 (move_by_pieces_ninsns): Now returns unsigned HOST_WIDE_INT. 17094 (move_by_pieces_1): Don't use deleted fields, use MEM_COPY_ATTRIBUTES. 17095 (clear_by_pieces_1): Likewise. 17096 (emit_push_insn): Call set_mem_attributes. 17097 (expand_expr, case INDIRECT_REF): Likewise. 17098 (expand_expr, case VAR_DECL): Call change_address. 17099 * expr.h (ADD_PARM_SIZE, SUB_PARM_SIZE): Use host_integerp and 17100 tree_low_cst. 17101 (get_varargs_alias_set, get_frame_alias_set): New decls. 17102 (record_base_value, record_alias_subset, lang_get_alias_set): Likewise. 17103 (new_alias_set, set_mem_attributes): Likewse. 17104 * function.c (struct temp_slot): ALIAS_SET is HOST_WIDE_INT. 17105 (assign_stack_temp_for_type): Likewise. 17106 Can split slot even if alias set since can copy. 17107 Set MEM_ALIAS_SET and MEM_SET_IN_STRUCT_P. 17108 (assign_temp): Use host_integerp and tree_low_cst. 17109 (put_var_into_stack): Properly handle SAVE_EXPR. 17110 (put_addressof_into_stack): Likewise. 17111 (assign_parms): Call set_mem_attributes. 17112 Delete #if 0 code. 17113 (fix_lexical_address): Put reference to chain into frame alias set. 17114 (expand_function_start): Call set_mem_attributes. 17115 * integrate.c (expand_inline_function): Likewise. 17116 * recog.c (adj_offsettable_operand): Use MEM_COPY_ATTRIBUTES. 17117 * regmove.c (try_apply_stack_adjustment): Likewise. 17118 * reload.c (push_reload, make_memloc): Likewise. 17119 * reload1.c (alter_reg): Make alias sets for spilled pseudos. 17120 * rtl.def (MEM): Update comment. 17121 * rtl.h (MEM_ALIAS_SET): Now uses XCWINT. 17122 (move_by_pieces): Change length to HOST_WIDE_INT. 17123 (record_base_value, record_alias_subset): Delete from here. 17124 * stmt.c (expand_decl): Call set_mem_attributes. 17125 * stor-layout.c (finish_record_layout): Call record_component_aliases.i 17126 * toplev.c (compile_file): Call init_alias_once earlier. 17127 * tree.c (lang_get_alias_set, get_alias_set, new_alias_set): Deleted 17128 from here: now in alias.c. 17129 * tree.h (struct tree_type): alias_set is HOST_WIDE_INT. 17130 (struct tree_decl): Likewise. 17131 (get_alias_set, new_alias_set, lang_get_alias_set): Deleted from here. 17132 * varasm.c (make_function_rtl, make_decl_rtl): Call set_mem_attributes. 17133 (output_constant_def, force_const_mem): Likewise. 17134 17135 * flow.c (propagate_block): If block has no successors, stores to 17136 frame are dead if not used. 17137 171382000-05-31 Nathan Sidwell <nathan@codesourcery.com> 17139 17140 * stmt (expand_end_case): Reorder conversion sequence for jump 17141 table to avoid extra truncations. 17142 17143Wed May 31 01:31:42 2000 Jeffrey A Law (law@cygnus.com) 17144 17145 * ifcvt.c (cond_exec_process_if_block): Do nothing if the last insn 17146 in the block is more than just a simple conditional branch. 17147 (noce_process_if_block): Similarly. 17148 17149Tue May 30 22:25:57 2000 Alexandre Oliva <aoliva@cygnus.com> 17150 17151 * optabs.c (prepare_float_lib_cmp): Protect *px and *py from 17152 queue. 17153 171542000-05-30 Michael Meissner <meissner@redhat.com> 17155 17156 * dwarf2out.c (dwarf2out_frame_debug_expr): Ignore HIGH 17157 instructions. Treat LO_SUM operations as loading the full integer 17158 constant. 17159 171602000-05-30 Richard Henderson <rth@cygnus.com> 17161 17162 * combine.c (get_pos_from_mask): Test exact_log2 result as signed. 17163 171642000-05-30 Richard Henderson <rth@cygnus.com> 17165 17166 * bb-reorder.c (emit_jump_to_block_after): Protect use of HAVE_return. 17167 171682000-05-30 Bruce Korb <bkorb@gnu.org> 17169 17170 * fixinc/tests/*: Added expected result files for fixinc's make check 17171 * fixinc/fixfixes(char_macro_*_fix): Restore original algorithm 17172 171732000-05-30 Richard Henderson <rth@cygnus.com> 17174 17175 * config/alpha/alpha.md (*setne_internal): Use match_operator 17176 instead of working down from insn. 17177 171782000-05-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 17179 17180 * invoke.texi (-Wtraditional): Update WRT function macros. 17181 17182Tue May 30 09:57:32 2000 Philippe De Muyter <phdm@macqel.be> 17183 17184 * except.c (free_exception_table): Do not free NULL. 17185 171862000-05-29 Zack Weinberg <zack@wolery.cumb.org> 17187 17188 * cpplib.c (do_if): Don't save and restore only_seen_white here. 17189 * cppexp.c (_cpp_parse_expr): Save and restore only_seen_white 17190 and skipping here. 17191 171922000-05-29 Richard Earnshaw (rearnsha@arm.com) 17193 17194 * flow.c (mark_used_reg): If a register is unconditionally live, 17195 remove any conditional death information. 17196 171972000-05-29 Richard Henderson <rth@cygnus.com> 17198 17199 * final.c (current_output_insn): New. 17200 (final_scan_insn): Set it. 17201 * output.h: Declare it. 17202 172032000-05-29 Richard Henderson <rth@cygnus.com> 17204 17205 * stor-layout.c (finalize_record_size): Fix typo. 17206 17207 * jump.c (redirect_jump): Don't emit NOTE_INSN_FUNCTION_END 17208 if nlabel is null. 17209 172102000-05-29 Zack Weinberg <zack@wolery.cumb.org> 17211 17212 * cpplib.h (cpp_reader): Remove if_stack. Change 17213 potential_control_macro to a cpp_hashnode *. Add skipping flag. 17214 * cpphash.h (struct ihash): Change control_macro to a 17215 cpp_hashnode * and shorten name to cmacro. 17216 Add NEVER_REINCLUDE constant. 17217 17218 * cppfiles.c (redundant_include_p): Drop cpp_reader argument. 17219 Examine the cmacro node directly, no need to call cpp_defined. 17220 (_cpp_execute_include, read_include_file): Set cmacro to 17221 NEVER_REINCLUDE, not U"". 17222 * cpplex.c (cpp_push_buffer): Don't set new->if_stack. 17223 (cpp_get_token): If pfile->skipping is true, discard text and 17224 keep scanning until we hit a directive; don't expand macros. 17225 17226 * cpplib.c (struct if_stack): Remove if_succeeded, add 17227 was_skipping. Change control_macro to a cpp_hashnode * and 17228 shorten name to cmacro. Remove typedef IF_STACK. 17229 (parse_ifdef), detect_if_not_defined): Return a cpp_hashnode *. 17230 (conditional_skip, skip_if_group, 17231 consider_directive_while_skipping): Delete. 17232 (push_conditional): New. 17233 (_cpp_handle_directive): Don't process directives other than 17234 conditionals if we are skipping. 17235 17236 (do_ifdef, do_ifndef, do_if, do_else, do_elif, do_endif): 17237 Update to new scheme. 17238 (validate_else): Skip rest of line here, unconditionally. 17239 (_cpp_unwind_if_stack): The stack is per-buffer. Force 17240 pfile->skipping off. 17241 17242 (all): Remove `scare quotes' from error messages. 17243 172442000-05-29 Richard Henderson <rth@cygnus.com> 17245 17246 * function.c (emit_return_into_block): New line_note arg; emit it. 17247 (thread_prologue_and_epilogue_insns): Attempt to locate a line note 17248 for the close brace to accompany HAVE_return. Move all line notes 17249 following the epilogue to before the NOTE_INSN_EPILOGUE_BEG. 17250 172512000-05-29 Richard Henderson <rth@cygnus.com> 17252 17253 * longlong.h [__alpha] (count_leading_zeros): New. 17254 (count_trailing_zeros): New. 17255 (COUNT_LEADING_ZEROS_0): New. 17256 17257 * config/alpha/alpha.c (alpha_zero_comparison_operator): New. 17258 (alpha_split_conditional_move): New. 17259 * config/alpha/alpha-protos.h: Prototype them. 17260 * config/alpha/alpha.h (PREDICATE_CODES): Update. 17261 (CPP_CPU_DEFAULT_SPEC): Fix typo for EV67. 17262 * config/alpha/alpha.md: Update ffs cix commentary. 17263 (*ze_and_ne): New. 17264 (*nabssf2, *nabsdf2): New. 17265 (*mov[qhsd]icc_internal): Use add_operand. 17266 (if_then_else constant splitters): New. 17267 (*cmp_sadd_di, *cmp_sadd_si, *cmp_sadd_sidi): New. 17268 (*cmp_ssub_di, *cmp_ssub_si, *cmp_ssub_sidi): New. 17269 172702000-05-29 Richard Henderson <rth@cygnus.com> 17271 17272 * combine.c (force_to_mode) [MINUS]: Convert subtraction from 17273 a constant to NEG or NOT when conditions allow. 17274 17275 * combine.c (combine_simplify_rtx): Don't create an if_then_else 17276 unless both args are general_operand. Don't canonicalize plus 17277 to ior unless it helps. 17278 17279 * toplev.c (rest_of_compilation): Set no_new_pseudos after flow1; 17280 instead track register_life_up_to_date. Toggle no_new_pseudos 17281 around if_convert. 17282 172832000-05-28 Geoff Keating <geoffk@cygnus.com> 17284 17285 * config/rs6000/rs6000.c (output_cbranch): Escape '%' characters 17286 so output_operand doesn't see them. 17287 17288Sun May 28 18:37:07 2000 Clinton Popetz <cpopetz@cygnus.com> 17289 17290 * lcm.c (make_preds_opaque): Fix comment. 17291 (optimize_mode_switching): Use NORMAL_MODE instead of 17292 MODE_USES_IN_EXIT_BLOCK. Change leftover instance of 17293 FP_MODE_NONE to no_mode. Rename MODE_AT_ENTRY to NORMAL_MODE. 17294 Handle insertions before an existing NOTE_INSN_BASIC_BLOCK. 17295 * tm.texi (OPTIMIZE_MODE_SWITCHING): Refer to NORMAL_MODE. 17296 (MODE_USES_IN_EXIT_BLOCK): Delete. 17297 (MODE_AT_ENTRY) Rename to NORMAL_MODE. 17298 * sh.h (MODE_USES_IN_EXIT_BLOCK): Delete. 17299 (MODE_AT_ENTRY): Rename to NORMAL_MODE. 17300 (MODE_NEEDED): Don't look for USE. 17301 (EPILOGUE_USES): Define. 17302 17303Sun May 28 23:26:59 2000 Philippe De Muyter <phdm@macqel.be> 17304 17305 * mklibgcc.in (all): Variable initialized to `libgcc'. 17306 173072000-05-28 Gabriel Dos Reis <gdr@codesourcery.com> 17308 17309 * toplev.h (skip_leading_substring): New macro. 17310 * toplev.c (decode_f_option): Use skip_leading_substring instead 17311 of strncmp. 17312 (decode_W_option): Likewise. 17313 173142000-05-28 Nick Clifton <nickc@cygnus.com> 17315 17316 * tm.texi (CONDITIONAL_REGISTER_USAGE): Document that it can 17317 modify reg_names. 17318 173192000-05-28 Richard Henderson <rth@cygnus.com> 17320 17321 * regclass.c (record_operand_costs): Protect reg_changes_size 17322 with CLASS_CANNOT_CHANGE_SIZE. 17323 17324 * loop.c (instrument_loop_bct): Set JUMP_LABEL on the new insn. 17325 173262000-05-28 Richard Henderson <rth@cygnus.com> 17327 17328 * function.c (diddle_return_value): A pcc-style struct return 17329 returns a pointer. 17330 173312000-05-27 Zack Weinberg <zack@wolery.cumb.org> 17332 17333 * cppfiles.c: Read files in, using mmap if possible, then 17334 prescan them separately. 17335 (read_file, read_with_read): New functions. 17336 * cpplex.c: Don't define UCHAR_MAX. 17337 (_cpp_read_and_prescan): Rename to _cpp_prescan. Don't read 17338 the file here. 17339 17340 * cppinit.c (handle_option): Automatically define __cplusplus, 17341 __OBJC__, __ASEEMBLER__, _LANGUAGE_FORTRAN here when we see 17342 the respective -lang switch. 17343 17344 * cpphash.h (enum node_type, struct hashnode, _cpp_lookup 17345 prototype): Move to... 17346 * cpplib.h: ... here. Rename struct hashnode to struct 17347 cpp_hashnode and give it a typedef. Rename _cpp_lookup to 17348 cpp_lookup. Add 'fe_value' slot, a union tree_node *. 17349 173502000-05-27 Geoffrey Keating <geoffk@cygnus.com> 17351 17352 * config/rs6000/rs6000.md (movsi): Constify 'name'. 17353 17354 * regclass.c [CLASS_CANNOT_CHANGE_SIZE] 17355 (class_can_change_size): New variable. 17356 (reg_changes_size): New variable. 17357 (init_reg_sets_1): Initialize class_can_change_size. 17358 (record_operand_costs): Remove subreg_changes_size. 17359 Don't pass it around. Instead update reg_changes_size. 17360 (regclass): Initialize and free reg_changes_size. If a register 17361 changes size, don't preference it to a class that contains 17362 registers that can't change size. 17363 (record_reg_classes): Don't look at subreg_changes_size. 17364 173652000-05-27 Richard Henderson <rth@cygnus.com> 17366 17367 * print-rtl.c (reg_names): Remove const. 17368 * regclass.c (reg_names): Likewise. 17369 * regs.h (reg_names): Likewise. 17370 * hard-reg-set.h (reg_names): Likewise. 17371 173722000-05-27 Richard Henderson <rth@cygnus.com> 17373 17374 * config/rs6000/rs6000.md (untyped_call): Use GEN_CALL. 17375 173762000-05-27 Richard Henderson <rth@cygnus.com> 17377 17378 * config/alpha/alpha.c (alpha_does_function_need_gp): Test 17379 TARGET_PROFILING_NEEDS_GP in the if, instead of with an ifdef. 17380 (alpha_expand_prologue): Emit prologue_mcount if needed. 17381 * config/alpha/alpha.h (TARGET_PROFILING_NEEDS_GP): Default to 0. 17382 * config/alpha/alpha.md (prologue_mcount): New. 17383 * config/alpha/linux.h (FUNCTION_PROFILER): Remove. 17384 (TARGET_PROFILING_NEEDS_GP): Undef before redefining. 17385 * config/alpha/netbsd.h: Likewise. 17386 173872000-05-27 Richard Henderson <rth@cygnus.com> 17388 17389 * config/alpha/elf.h (SELECT_SECTION): Mirror Kenner's May 19 17390 change to config/elfos.h. 17391 173922000-05-27 Richard Henderson <rth@cygnus.com> 17393 17394 * Makefile.in (resource.o): Depend on except.h. 17395 * except.h (output_exception_table_data): Prototype. 17396 * genconfig.c (gen_peephole2): Prototype. 17397 * genemit.c (main): Include ggc.h. 17398 * genoutput.c: Revert parts of last change: include errors.h 17399 (main): Set progname. 17400 * recog.c: Include hard-reg-set.h before recog.h. 17401 * resource.c: Include except.h. 17402 17403 * config/alpha/alpha-protos.h (alpha_arg_info_reg_val): Protect 17404 with RTX_CODE. 17405 (alpha_write_linkage): Protect with BUFSIZ. 17406 (alpha_need_linkage): Update prototype. 17407 * config/alpha/alpha.c (function_arg): Move VMS code here. 17408 (alpha_links_base): Remove. 17409 (alpha_links): New. 17410 (mark_alpha_links_node, mark_alpha_links): New. 17411 (alpha_write_one_linkage): New. 17412 (alpha_need_linkage): Use a splay tree. Build the linkage symbol. 17413 (alpha_write_linkage): Use splay_tree_foreach. 17414 * config/alpha/alpha.md (call_vms): Use alpha_need_linkage 17415 to get the linkage symbol. 17416 (call_value_vms): Likewise. 17417 * config/alpha/elf.h (output_file_directive): Remove decl. 17418 (ctors_section, dtors_section): Prototype. 17419 (sbss_section, sdata_section): Prototype. 17420 * config/alpha/vms.h (FUNCTION_ARG): Remove. 17421 (readonly_section, link_section, literals_section): Prototype. 17422 (ctors_section, dtors_section): Prototype. 17423 (vms_valid_decl_attribute_p): Remove decl. 17424 (alpha_arg_type, alpha_arg_info_reg_val): Likewise. 17425 174262000-05-27 Geoff Keating <geoffk@cygnus.com> 17427 17428 * reload.c (get_secondary_mem): Don't widen floating-point modes. 17429 17430 * combine.c (subst): Honor CLASS_CANNOT_CHANGE_SIZE when 17431 substituting the REG in a (subreg:X (reg:Y ...)). 17432 174332000-05-28 Neil Booth <NeilB@earthling.net> 17434 17435 * cpplex.c (_cpp_lex_line): Merge vertical space. Flag 17436 first token of a line BOL. Update EOF code for this. 17437 Remove illegal directive check - it appears in the (not 17438 yet committed) caller. 17439 * cpplib.h (BOL): New flag. 17440 174412000-05-28 Neil Booth <NeilB@earthling.net> 17442 17443 * cpplex.c (_cpp_init_toklist): No comment space to initialize. 17444 (_cpp_free_toklist): No comment space to free. 17445 (expand_comment_space): Remove. 17446 (save_comment_space): Place the comment in the current token and 17447 not in a separate comment space. 17448 (_cpp_lex_line): Save comments during plain code and #define 17449 directives only. 17450 * cpplib.h (struct _cpp_toklist): Remove comment space. 17451 174522000-05-28 Neil Booth <NeilB@earthling.net> 17453 17454 * cppexp.c (parse_assertion): Supply extra argument to 17455 _cpp_init_toklist. 17456 * cpplib.c (do_assert, do_unassert): Similarly. 17457 * cpphash.h (_cpp_init_toklist) Update. 17458 (_cpp_expand_token_space): New. 17459 (DUMMY_TOKEN, NO_DUMMY_TOKEN): New. 17460 * cpplex.c (_cpp_init_toklist): New argument. 17461 (parse_string2): New argument multiline_ok. 17462 (spell_token): Take a const cpp_token *. 17463 (INIT_NAME): Replace with INIT_TOKEN_NAME. Update tokens_used. 17464 (SPELL_ macros): Replace with enum. 17465 (expand_token_space): Replace with _cpp_expand_token_space. 17466 Take COUNT argument. 17467 (IS_DIRECTIVE): Update. 17468 (_cpp_lex_line): Update token structure before parsing number. 17469 Don't assume start at beginning of token list. 17470 (save_comment): Use INIT_TOKEN_NAME. 17471 174722000-05-27 Zack Weinberg <zack@wolery.cumb.org> 17473 17474 * configure.in (stage1_warn_cflags): Add -Wstrict-prototypes 17475 -Wmissing-prototypes. 17476 * configure: Regenerate. 17477 * gcc.texi: Remove explanation of MD_CALL_PROTOTYPES. 17478 17479 * builtins.c, calls.c: Change all instances of gen_call_* or 17480 gen_sibcall_* to GEN_CALL_* and GEN_SIBCALL_*. 17481 * calls.c (struct_value_size_rtx): Separate definition from 17482 initialization to avoid unused variable warning. 17483 17484 * genflags.c (gen_macro): New function. 17485 (gen_proto): Call it for gen_call_* and gen_sibcall_*. 17486 (gen_nonproto): Delete. 17487 (gen_insn): Put all insns on the same obstack. 17488 (main): Generate prototypes for everything unconditionally. 17489 17490 * configure.in: Add AC_CHECK_TYPE(ssize_t). Remove commented 17491 out check for wchar_t. 17492 * acconfig.h: Add template for ssize_t. Remove @TOP@. 17493 * system.h: Add infrastructure for defining missing 17494 TYPE_MAX/TYPE_MIN macros. Use it to provide fallback 17495 definitions of UCHAR_MAX and SSIZE_MAX. 17496 * configure: Regenerate. 17497 * config.in: Regenerate. 17498 17499 * Makefile.in (libgcc2.ready): Rename to libgcc.ready. 17500 Depend on $(LANGUAGES) as well as $(GCC_PATCHES) and fixed 17501 headers. 17502 (clean): No need to delete libgcc1.a, libgcc1-asm.a, 17503 libgcc2.a, or libgcc1.null. 17504 175052000-05-27 Richard Henderson <rth@cygnus.com> 17506 17507 * Makefile.in (recog.o): Don't depend on resource.h. 17508 * recog.c: Don't include resource.h. 17509 (recog_last_allowed_insn): Remove. 17510 (recog_next_insn): Remove. 17511 (struct peep2_insn_data): New. 17512 (peep2_insn_data, peep2_current): New. 17513 (peep2_next_insn): New. 17514 (peep2_regno_dead_p, peep2_reg_dead_p): New. 17515 (peep2_find_free_register): New. 17516 (peephole2_optimize): Track life information by insn as we go. 17517 * recog.h: Update declarations. 17518 * resource.c (find_free_register, reg_dead_p): Remove. 17519 * resource.h: Remove their declarations. 17520 * toplev.c: Include hard-reg-set.h before recog.h. 17521 17522 * genconfig.c (max_insns_per_peep2): New. 17523 (gen_peephole2): New. 17524 (main): Call it. 17525 * genemit.c (output_peephole2_scratches): Generate calls to 17526 peep2_find_free_register; adjust surrounding code. 17527 (main): Have insn-emit.c include hard-reg-set.h before recog.h. 17528 * genrecog.c (change_state): Don't track last_insn. 17529 (write_action): Write into *_pmatch_len before accepting. 17530 (write_tree): Adjust peephole2_insns and subroutines to match. 17531 17532 * config/i386/i386.md (all peepholes): Use peep2_regno_dead_p. 17533 17534 * config/alpha/alpha.c (hard_fp_register_operand): Mind the mode. 17535 (hard_int_register_operand): New. 17536 * config/alpha/alpha-protos.h: Declare it. 17537 * config/alpha/alpha.h (PREDICATE_CODES): Update. 17538 * config/alpha/alpha.md (peep2 patterns): Use hard_int_register_operand 17539 as needed; use peep2_reg_dead_p instead of dead_or_set_p. 17540 175412000-05-27 Richard Henderson <rth@cygnus.com> 17542 17543 * function.c (thread_prologue_epilogue_insns): Don't move the 17544 line note at the head of the chain. Only force a lineno note 17545 before the end of block 0. 17546 175472000-05-27 Richard Henderson <rth@cygnus.com> 17548 17549 * gensupport.c (collect_insn_data): Record the maximum number 17550 of alternatives, not the last seen. 17551 17552 * genoutput.c: Don't include errors.h. 17553 (struct data): Add lineno member. 17554 (have_error): New. 17555 (scan_operands): Use message_with_line instead of error. 17556 (validate_insn_alternatives): Likewise. 17557 (gen_insn): Accept and store the pattern's line number. 17558 (gen_peephole, gen_expand, gen_split): Likewise. 17559 (main): Don't set progname. Pass line_no to gen_foo. 17560 175612000-05-27 Richard Henderson <rth@cygnus.com> 17562 17563 * config/d30v/d30v.c (d30v_print_operand): Handle ':'. 17564 * config/d30v/d30v.h (PRINT_OPERAND_PUNCT_VALID_P): Accept ':'. 17565 * config/d30v/d30v.md (attr predicable): New. 17566 (all insn patterns): Mark non-predicable patterns; use %: on the rest. 17567 (andsi3*): Unify into one pattern. 17568 (iorsi3*, xorsi3*): Likewise. 17569 (peephole2 patterns): Use peep2_reg_dead_p; verify not a 17570 conditional return. 17571 (old cond_exec patterns): Remove. 17572 (define_cond_exec): New. 17573 17574Sat May 27 11:01:27 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 17575 17576 * tree.h (TREE_CODE_LENGTH): New macro. 17577 * c-common.c (c_find_base_decl): Use it. 17578 * expr.c (safe_from_p): Likewise. 17579 * print-tree.c (print_node): Likewise. 17580 * tree.c (make_node, copy_node, get_identifier): Likewie. 17581 (first_rtl_op, contains_placeholder_p, substitute_in_expr): Likewise. 17582 (build, build_nt, build_parse_node, simple_cst_equal): Likewise. 17583 * fold-const.c (make_range): Likewise. 17584 (fold): Likewise; also use first_rtl_op. 17585 * c-iterate.c (collect_iterators): Use first_rtl_op. 17586 * calls.c (calls_function_1): Likewise; also rename TYPE to CLASS. 17587 Use IS_EXPR_CODE_CLASS. 17588 (preexpand_calls): Likewise. 17589 * ggc-common.c (ggc_mark_trees): Rework to use first_rtl_op 17590 and TREE_CODE_LENGTH. 17591 * stmt.c (warn_if_unused_value): If no operands, no unused value. 17592 175932000-05-26 Geoffrey Keating <geoffk@cygnus.com> 17594 17595 * config/rs6000/rs6000.md (movsi_internal1): Use '%a1' rather 17596 than '%1(%*)'. 17597 (movdi_internal64): Likewise. 17598 17599 * config/rs6000/rs6000.md: Correct order of operands for DImode 17600 boolean patterns. 17601 17602 * config/rs6000/rs6000.c (boolean_or_operator): New function. 17603 * config/rs6000/rs6000-protos.h (boolean_or_operator): Prototype it. 17604 * config/rs6000/rs6000.h (PREDICATE_CODES): Add boolean_or_operator. 17605 * config/rs6000/rs6000.md: Use boolean_or_operator instead of 17606 boolean_operator for the boolean patterns without NOTs. 17607 17608 * config/rs6000/rs6000.c (reg_or_logical_cint_operand): Rename 17609 from reg_or_u_cint_operand. Change comment and behavior. 17610 (logical_operand): Clean up, add assertion. 17611 (non_logical_cint_operand): Also check for 17612 reg_or_logical_cint_operand. 17613 * config/rs6000/rs6000.h (PREDICATE_CODES): Update. 17614 * config/rs6000/rs6000.md (iorsi3): Use reg_or_logical_cint_operand 17615 in the expander. 17616 (xorsi3): Likewise. 17617 (iordi3): Likewise. 17618 (xordi3): Likewise. 17619 176202000-05-26 Mark Mitchell <mark@codesourcery.com> 17621 17622 * tree.h (struct record_layout_info): Rename to (struct 17623 record_layout_info_s). 17624 * stor-layout.c (start_record_layout): Replace 17625 `record_layout_info' with `record_layout_info_s'. 17626 176272000-05-26 Richard Earnshaw <rearnsha@arm.com> 17628 17629 * flow.c (find_label_refs): New function. 17630 (find_basic_blocks_1): Call it for each alternative of a call 17631 placeholder. 17632 176332000-05-26 Richard Earnshaw <rearnsha@arm.com> 17634 17635 * ifcvt.c (cond_exec_get_condition): Set test_if to the SET_SRC 17636 of get_pc. 17637 176382000-05-25 Richard Henderson <rth@cygnus.com> 17639 17640 * config/alpha/alpha.c (alpha_comparison_operator): Don't be 17641 so strict about DImode. 17642 (alpha_swapped_comparison_operator): Likewise. 17643 * config/alpha/alpha.md (*setne_internal): Name it. Allow 17644 any integer output mode. 17645 (*setcc_internal): Likewise. 17646 (*setcc_swapped_internal): Likewise. 17647 (*movdicc_internal, *movdicc_lbc, *movdicc_lbs): Name them. 17648 (*mov[qhs]icc_internal): New. 17649 (*mov[qhs]icc_lbc, *mov[qhs]icc_lbs): New. 17650 176512000-05-25 J. David Anglin <dave@hiauly1.hia.nrc.ca> 17652 17653 * vax.h (CPP_SPEC): Define __GFLOAT and GFLOAT when -mg is specified. 17654 176552000-05-25 Richard Henderson <rth@cygnus.com> 17656 17657 * bb-reorder.c (reorder_block_def): Reorder elements for size. 17658 Remove add_jump; add next; replace flags with visited. 17659 (rbd_init): Remove. 17660 (REORDER_BLOCK_HEAD, REORDER_BLOCK_VISITED): Remove. 17661 (REORDER_BLOCK_FLAGS, REORDER_BLOCK_INDEX): Remove. 17662 (REORDER_BLOCK_ADD_JUMP, REORDER_BLOCK_EFF_HEAD): Remove. 17663 (REORDER_BLOCK_EFF_END, REORDER_BLOCK_SCOPE): Remove. 17664 (RBI): New. 17665 (reorder_index, reorder_last_visited): Remove. 17666 (skip_insns_after_block): Rewrite to use a switch. 17667 (get_common_dest): Remove. 17668 (chain_reorder_blocks): Remove. 17669 (record_effective_endpoints): Split out from reorder_basic_blocks. 17670 (make_reorder_chain): Likewise. Loop until all blocks are placed. 17671 (make_reorder_chain_1): Renamed from old make_reorder_chain. 17672 Only construct the reorder chain, do not move insns. Try harder 17673 to tail recurse. 17674 (label_for_bb, emit_jump_to_block_after): New. 17675 (fixup_reorder_chain): Use them. Do bulk block movement. Examine 17676 and adjust the jump insns appropriately. Fixup basic_block_info. 17677 (verify_insn_chain): Always define. 17678 (relate_bbs_with_scopes): Call xmalloc, not xcalloc. Fix thinko 17679 in allocation size. 17680 (make_new_scope): Don't write zeros to calloc'd space. 17681 (build_scope_forest): Rely on xrealloc to DTRT. 17682 (reorder_basic_blocks): Don't build loop nest. Don't fail if 17683 profile_arc_flag. Streamline EH test. 17684 17685 * flow.c (redirect_edge_succ, redirect_edge_pred): New. 17686 * basic-block.h: Declare them. 17687 176882000-05-25 Alexandre Oliva <aoliva@cygnus.com> 17689 17690 * emit-rtl.c (reset_used_decls): New function. 17691 (unshare_all_rtl_again): Call it. 17692 176932000-05-25 Zack Weinberg <zack@wolery.cumb.org> 17694 17695 * cpplex.c (maybe_macroexpand): Warn about function-like 17696 macros used in non-function context, if -Wtraditional. 17697 176982000-05-25 Mark Mitchell <mark@codesourcery.com> 17699 17700 * recog.c (peephole2_optimize): Use INSN_P. 17701 177022000-05-25 Richard Henderson <rth@cygnus.com> 17703 17704 * ifcvt.c (seq_contains_jump): New. 17705 (noce_try_store_flag_constants): Use it to fail conversion. 17706 (noce_try_store_flag_inc, noce_try_store_flag_mask): Likewise. 17707 177082000-05-25 Mark Mitchell <mark@codesourcery.com> 17709 17710 * except.h (can_throw): Declare it. 17711 * except.c (can_throw): Give it external linkage. 17712 * resource.c (find_dead_or_set_registers): Use can_throw. 17713 177142000-05-25 Richard Henderson <rth@cygnus.com> 17715 17716 * flow.c (mark_set_1): Don't record conditionally dead memory. 17717 177182000-05-25 Jan Hubicka <jh@suse.cz> 17719 17720 * combine.c (try_combine): Use any_condjump_p, any_uncondjump_p 17721 and pc_set at the place of simplejump_p and condjump_p. 17722 * cse.c (record_jump_equiv): Likewise. 17723 * emit-rtl.c (emit): Likewise. 17724 * explow.c (find_next_ref): Likewise. 17725 * flow.c (tidy_fallthru_edge): Likewise. 17726 (init_propagate_block_info): Likewise. 17727 * gcse.c (delete_null_pointer_checks): Likewise. 17728 * ifcvt.c (cond_exec_get_condition, noce_get_condition, 17729 dead_or_predicable): Likewise. 17730 * integrate.c (copy_insn_list): Likewise. 17731 * loop.c (scan_loop, verify_dominator, find_and_verify_loops, 17732 for_each_insn_in_loop, check_dbra_loop, get_condition, 17733 insert_bct, load_mems): Likewise. 17734 * resource.c (find_dead_or_set_registers): Likewise. 17735 * sibcalls.c (simplejump_p): Likewise. 17736 * unroll.c (copy_loop_body, reg_dead_after_loop): Likewise. 17737 177382000-05-25 David Edelsohn <edelsohn@gnu.org> 17739 17740 * rs6000.c (expand_block_move): Add 64-bit PowerPC doubleword move 17741 to STRING case. Use doubleword STRING move for TARGET_POWERPC64 17742 when unaligned. 17743 * rs6000.h (CONST_OK_FOR_LETTER_P, 'J'): unsigned HOST_WIDE_INT. 17744 (RETURN_ADDR_RTX): Use COUNT and FRAME, not count and frame. 17745 (LEGITIMIZE_RELOAD_ADDRESS): unsigned HOST_WIDE_INT high. 17746 * rs6000.md: Name various internal patterns. 17747 177482000-05-25 Jan Hubicka <jh@suse.cz> 17749 17750 * jump.c (invert_exp_1): Remove first argument, use pc_set 17751 to get the expression. 17752 (redirect_exp): Make static; redirect only the pc_set expression, 17753 remove first argument. 17754 (invert_exp): Remove first argument, make static. 17755 (jump_optimize): Use any_condjump_p, any_uncondjump_p and 17756 any_onlyjump at most places where we originaly did condjump_p 17757 and simplejump_p. 17758 (jump_back_p, follow_jumps, thread_jumps): Likewise. 17759 (delete_barrier_succesors): Use pc_set. 17760 (invert_jump_1, invert_jump, redirect_jump_1, redirect_jump): Update 17761 calls of invert_exp and redirect_exp. 17762 * rtl.h (redirect_exp, invert_exp): Remove. 17763 * unroll.c (copy_loop_body): Use invert_jump and redirect_jump. 17764 177652000-05-25 Richard Henderson <rth@cygnus.com> 17766 17767 * stmt.c (expand_end_bindings): Fix thinko last change. 17768 177692000-05-25 Andrew MacLeod <amacleod@cygnus.com> 17770 Andrew Haley <aph@cygnus.com> 17771 17772 * except.c (func_eh_entry): Add emitted field. 17773 (new_eh_region_entry): Set emitted field to 0; 17774 (output_exception_table_entry): Only emit previously un-emitted data, 17775 and send it to the eh_data section. 17776 (output_exception_table): Break out common parts. Output 17777 exception table for entire compilation unit to eh_data section. 17778 (output_exception_table_data): Common parts of output_exception_table. 17779 Send output to eh_data section. 17780 (output_function_exception_table): Output exception table data for 17781 a single function to eh_data section. 17782 (free_exception_table): New external to free the table. 17783 * except.h (free_exception_table): Add prototype. 17784 (output_function_exception_table): Add prototype. 17785 * final.c (final_end_function): Output function exception table 17786 for IA64_UNWIND_INFO. 17787 (final_scan_insn): Emit any unwind directives for an insn. 17788 17789 * frame-dwarf2.c: New file containing all DWARF 2 specific code 17790 from frame.c. 17791 * frame.c: Remove all DWARF 2 specific code. 17792 * config/ia64/frame-ia64.c: New file. 17793 (gthread_stuff): Make all gthread available with 17794 IA64_UNWIND_INFO. 17795 (dwarf_fde): Define an IA64 struct for dwarf_fde. 17796 (__register_frame_info, __register_frame): Move to common area of file. 17797 (__register_frame_info_table, __register_frame_table): Move to common i 17798 area. 17799 (__deregister_frame_info, __deregister_frame): Move to common area. 17800 (__frame_init, find_fde): New versions for IA64_UNWIND_INFO. 17801 (read_uleb128): New version for ia64. 17802 (get_unwind_record): Read the next IA-64 unwind record. 17803 (read_R_record): Read a region header record. 17804 (process_a_b_reg_code): X record helper. 17805 (read_X_record): Read an X format record. 17806 (read_B_record): Read a B format record. 17807 (P3_record_types): List of record types matching the P3 format. 17808 (P7_record_types): List of record types matching the P7 format. 17809 (P8_record_types): List of record types matching the P8 format. 17810 (read_P_record): Read a P format record. 17811 (init_ia64_reg_loc): Set default fields for a register. 17812 (init_ia64_unwind_frame): Set defaults for all register records. 17813 (execute_one_ia64_descriptor): Execute one descriptor record. 17814 (rse_address_add): Calculate the position of a local reg in memory. 17815 (normalize_reg_loc): Turn a location descriptor into a memory address. 17816 (maybe_normalize_reg_loc): Only normalize a descriptor if it falls 17817 within a specified PC offset range. 17818 (get_real_reg_value): Given a register location, retrieve its value. 17819 (set_real_reg_value): Change the value of a register location. 17820 (copy_reg_value): Copy reg values, if needed. 17821 (copy_saved_reg_state): Copy all registers that need to be copied. 17822 (process_state_between): Normalize all frame register records that 17823 fall within the specified PC range. 17824 (frame_translate): Take a processed frame description, and turn 17825 everything into addresses. 17826 (build_ia64_frame_state ): Find and create frame state record for a PC. 17827 (get_personality): Get the personality routine for a given frame. 17828 (get_except_table): Get the exception table for a given frame. 17829 (record_name): Unwind record names for debugging. 17830 (print_record): Print and unwind record. 17831 (print_all_records): Print an entire unwind image. 17832 (__ia64_backtrace): Print a backtrace. 17833 (ia64_backtrace_helper): New function. 17834 (__register_frame_info_aux): New function. 17835 * config/ia64/crtend.asm (__do_frame_setup_aux): New function. 17836 17837 * frame.h (enum unw_record_type): New unwind record types. 17838 (struct unw_p_record, unw_b_record, unw_x_record) : New unwind records. 17839 (struct unw_r_record, unwind_record): New unwind record structs. 17840 (struct unwind_info_ptr): Unwind information layout. 17841 (IA64_UNW_LOC_TYPE_*): Macros for different types for location 17842 descriptors. 17843 (struct ia64_reg_loc): Register location description. 17844 (struct ia64_frame_state): Location of all registers in a frame. 17845 (struct object): Add pc_base and fde_end for IA64_UNWIND_INFO. 17846 * libgcc2.c (__ia64_personality_v1): Personality routine. 17847 (__calc_caller_bsp): Calculate the bsp register for the caller's 17848 frame. 17849 (ia64_throw_helper): Figure out who to return to and set up the 17850 registers. 17851 (__throw): Throw routine. 17852 17853 * output.h (assemble_eh_align, assemble_eh_label): New functions 17854 to generate EH info where we want it. 17855 (assemble_eh_integer): New function. 17856 * toplev.c (compile_file): Output module level exception table for 17857 non-ia64 targets. 17858 (main): Set exceptions_via_longjump and flag_new_exceptions based 17859 on IA64_UNWIND_INFO too. 17860 17861 * varasm.c (assemble_eh_label): Generate a label via 17862 ASM_OUTPUT_EH_LABEL if it has been specified. 17863 (assemble_eh_align): Generate an alignment directive via 17864 ASM_OUTPUT_EH_ALIGN if it has been specified. 17865 (assemble_eh_label): Generate an integer value via 17866 ASM_OUTPUT_EH_type if they have been specified. 17867 * config/ia64/ia64.c (rtx_needs_barrier): Add flushrs. 17868 (ia64_init_builtins): Add __builtin_ia64_bsp 17869 and __builtin_ia64_flushrs. 17870 (ia64_expand_builtin): Add IA64_BUILTIN_BSP and 17871 IA64_BUILTIN_FLUSHRS. 17872 * config/ia64/ia64.h (ia64_builtins): Add IA64_BUILTIN_BSP and 17873 IA64_BUILTIN_FLUSHRS. 17874 17875 * config/ia64/ia64.md (flushrs): New insn to flush the register 17876 stack. Add to unspec list. 17877 17878 * config/ia64/crtbegin.asm (frame_object): Change size. 17879 (__do_frame_setup_aux): New function. 17880 * config/ia64/crtend.asm: call __do_frame_setup_aux. 17881 * config/ia64/t-ia64 (LIB2ADDEH): Add. 17882 * Makefile.in (LIB2ADDEH): Add. 17883 (LIB2ADD): Use LIB2ADDEH. 17884 178852000-05-24 Richard Henderson <rth@cygnus.com> 17886 17887 * recog.c (offsettable_address_p): If mode size is zero, assume 17888 BIGGEST_ALIGNMENT. 17889 178902000-05-24 J. David Anglin <dave@hiauly.hia.nrc.ca> 17891 17892 * configure.in: Check for -Wno-long-long option support and improve 17893 handling of warning CFLAGS for stages 1 and 2. 17894 * Makefile.in (WARN_CFLAGS): Move definition to configure.in. 17895 * configure: Regenerate. 17896 17897Wed May 24 19:37:53 2000 Jeffrey A Law (law@cygnus.com) 17898 17899 * gcc.texi: Remove contributor list. Instead include contrib.texi. 17900 * contrib.texi: New file. 17901 17902Thu May 25 02:27:22 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 17903 17904 * loop.c (basic_induction_var): Avoid double recording of an increment. 17905 17906Thu May 25 02:19:27 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 17907 17908 * Back out this patch: 17909 Tue Dec 7 19:22:06 1999 Richard Henderson <rth@cygnus.com> 17910 * loop.h (struct induction): Add multi_insn_incr. 17911 * loop.c (basic_induction_var): New multi_insn_incr argument. 17912 Set it if we search back through previous insns for the biv. 17913 (record_biv): New multi_insn_incr argument; fill in struct induction. 17914 (strength_reduce): Discard an iv with multiple bivs, any of 17915 which require multiple insns to increment. 17916 17917 * loop.c (check_insn_for_bivs): Remove bits copied from above patch. 17918 17919Thu May 25 02:09:10 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 17920 17921 * rtl.h (loc_mentioned_in_p): Declare. 17922 * reload.c (loc_mentioned_in_p): Moved from here... 17923 * rtlanal.c (loc_mentioned_in_p): to here. No longer static. 17924 Fix loop increment for 'E' handling. 17925 * loop.c (strength_reduce): When doing biv->giv conversion, 17926 take multi-insn biv increments into account. 17927 179282000-05-24 Jason Merrill <jason@casey.soma.redhat.com> 17929 17930 * stmt.c (expand_end_bindings): Look through NOTEs to find a 17931 BARRIER. 17932 179332000-05-24 Mark Mitchell <mark@codesourcery.com> 17934 17935 * calls.c (expand_call): Handle cleanups in tail-recursion 17936 arguments analogously to cleanups in sibling calls. 17937 179382000-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 17939 17940 * simplify-rtx.c: Rename macro SIGN_EXTEND to HWI_SIGN_EXTEND. 17941 All callers changed. 17942 179432000-05-24 Alexandre Oliva <aoliva@cygnus.com> 17944 17945 * expr.c (expand_assignment, store_expr, expand_expr, 17946 expand_expr_unaligned): Set in_check_memory_usage while emitting 17947 chkr_check_addr libcall. 17948 179492000-05-24 Nick Clifton <nickc@cygnus.com> 17950 17951 * fold-const.c (extract_muldiv): When constructing a 17952 multiplier/divisor, do not expect const_binop to correctly 17953 determine if overflow has occurred, so check explicitly. 17954 179552000-05-24 Alexandre Oliva <aoliva@cygnus.com> 17956 17957 * c-decl.c (build_enumerator): Don't modify the value's type, 17958 convert it. 17959 179602000-05-24 Andreas Jaeger <aj@suse.de> 17961 17962 * mips.h (LINKER_ENDIAN_SPEC): Pass -EL to linker by default. 17963 179642000-05-24 Eric Christopher <echristo@cygnus.com> 17965 17966 * configure.in: Redefine inhibit_libc conditions. 17967 * libgcc2.c: Remove inhibit_libc conditional define. 17968 * configure: Regenerate. 17969 179702000-05-24 Phil Edwards <pme@sourceware.cygnus.com> 17971 17972 * configure.in: For --enable-languages=LIST, check for empty LIST. 17973 * configure: Regenerate. 17974 179752000-05-24 Lars Brinkhoff <lars@nocrew.org> 17976 17977 * pdp11.h (STACK_BOUNDARY): Define. 17978 179792000-05-24 Jakub Jelinek <jakub@redhat.com> 17980 17981 * ifcvt.c (if_convert): Update life info globally. 17982 179832000-05-24 Alexandre Oliva <oliva@lsd.ic.unicamp.br> 17984 17985 * emit-rtl.c (unshare_all_decls): New function. 17986 (unshare_all_rtl): Call it. 17987 179882000-05-23 Nick Clifton <nickc@cygnus.com> 17989 17990 * configure.in: Treat 'strongarm' as if it were 'arm' when 17991 determining cpu type. 17992 17993 * configure: Regenerate. 17994 17995 * config/arm/arm.c: Change 'char *' to 'const char *' for cases 17996 where constant strings are involved. 17997 17998 * config/arm/arm.h (arm_condition_codes): Change type to 'const 17999 char *'. 18000 18001 * config/arm/arm-protos.h: Change 'char *' to 'const char *' for 18002 cases where constant strings are involved. 18003 18004Tue May 23 15:08:31 2000 Clinton Popetz <cpopetz@cygnus.com> 18005 18006 * config/sh/sh.c (gen_far_branch, split_branches): Update 18007 to reflect new prototypes for redirect_jump and invert_jump. 18008 (sh_insn_length_adjustment): Get rid of const warnings. 18009 180102000-05-23 Kazu Hirata <kazu@hxi.com> 18011 18012 * invoke.texi (Options for Debugging Your Program or GCC): Update 18013 the names of dump files. 18014 18015Tue May 23 13:58:52 2000 Philippe De Muyter <phdm@macqel.be> 18016 18017 * configure.in (NO_MINUS_C_MINUS_O): Fix thinko in previous fix. 18018 * configure: Regenerated. 18019 180202000-05-23 Zack Weinberg <zack@wolery.cumb.org> 18021 18022 * simplify-rtx.c (SIGN_EXTEND): New macro. 18023 (simplify_unary_operation, simplify_binary_operation, 18024 simplify_relational_operation): Use SIGN_EXTEND. Make low 18025 halves of (low, high) pairs unsigned if they weren't already. 18026 (simplify_ternary_operation): Cast INTVAL to unsigned before 18027 comparing to a MODE_BITSIZE. 18028 180292000-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 18030 18031 * aclocal.m4 (gcc_AC_CHECK_DECL, gcc_AC_CHECK_DECLS): New macros 18032 rewritten from the internals of gcc_AC_NEED_DECLARATION{S}. 18033 18034 * configure.in (gcc_AC_CHECK_DECLS): Call this instead of 18035 gcc_AC_NEED_DECLARATIONS. 18036 18037 * dwarfout.c: Don't prototype time(). 18038 18039 * gcc.c: Check HAVE_DECL_* instead of NEED_DECLARATION_*. 18040 18041 * system.h: Likewise. 18042 18043 * toplev.c: Likewise. 18044 180452000-05-23 Zack Weinberg <zack@wolery.cumb.org> 18046 18047 * c-decl.c (pushdecl): Invert sense of test for non-global types. 18048 18049Tue May 23 18:11:42 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 18050 18051 * reload1.c (reload_cse_move2add): Honor TRULY_NOOP_TRUNCATION. 18052 180532000-05-23 Jonathan Larmour <jlarmour@redhat.co.uk> 18054 18055 * config/mips/elf64.h (CTOR_LISTS_DEFINED_EXTERNALLY): Define 18056 18057Tue May 23 06:50:29 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 18058 18059 * config/alpha/alpha.c: Remove #ifdef HAIFA since now only scheduler. 18060 (alpha_start_function): Never write ..ng label if VMS or NT. 18061 (alpha_align_insns): Remove GP_IN_USE arg. 18062 Alignment now unsigned. 18063 (alpha_reorg): Don't pass GP_IN_USE arg to alpha_align_insns. 18064 * config/alpha/alpha.md (prologue_ldgp): Split into one define_expand 18065 and two define_insn's. 18066 180672000-05-22 Richard Henderson <rth@cygnus.com> 18068 18069 * combine.c (simplify_comparison): Use trunc_int_for_mode. 18070 180712000-05-22 Richard Henderson <rth@cygnus.com> 18072 18073 * stor-layout.c (place_field): Change rli->size to rli->offset. 18074 180752000-05-22 Richard Henderson <rth@cygnus.com> 18076 18077 * function.c (thread_prologue_and_epilogue_insns): Make sure 18078 existing line number notes appear after the prologue. 18079 18080Mon May 22 21:49:00 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 18081 18082 * config/alpha/alpha.c (alpha_fnname): New static variable. 18083 (print_operand, case '~'): New case. 18084 (alpha_expand_prologue): Emit prologue_ldgp insn if needed. 18085 (alpha_start_function): Set alpha_fnname. 18086 Write "ng" label if no ldgp; don't write ldgp insn. 18087 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): New case '~'. 18088 * config/alpha/alpha.md (prologue_ldgp): New define_insn. 18089 18090Mon May 22 11:30:48 2000 Clinton Popetz <cpopetz@cygnus.com> 18091 18092 * jump.c (jump_optimize_1): Don't increment LABEL_NUSES 18093 on deleted labels. 18094 180952000-05-22 Zack Weinberg <zack@wolery.cumb.org> 18096 18097 * varasm.c (eh_frame_section): Revert change to argument list. 18098 18099Mon May 22 13:14:03 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 18100 18101 * optabs.c (can_extend_p): Allow unsignedp to have any nonzero value. 18102 (gen_extend_insn, can_fix_p, can_float_p): Likewise. 18103 18104 * final.c (final_scan_insn, case NOTE_INSN_FUNCTION_BEG): Remove 18105 dangling "else" that causes "break" to be conditional. 18106 Also remove unneeded code at start. 18107 18108Mon May 22 17:31:35 2000 Philippe De Muyter <phdm@macqel.be> 18109 18110 * m68k/m68k.h (STORE_FLAG_VALUE): Macro set to (-1), not -1. 18111 * fx80/fx80.h, i370/i370.h, m88k/m88k.h (STORE_FLAG_VALUE): Ditto. 18112 * gmicro/gmicro.h, we32k/we32k.h (STORE_FLAG_VALUE): Ditto. 18113 181142000-05-22 Jakub Jelinek <jakub@redhat.com> 18115 18116 * config/sparc/sparc.md (movdf_insn_v9only_vis): fzero has 18117 just one argument. 18118 18119Mon May 22 06:57:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 18120 18121 * alias.c (record_component_aliases): New function. 18122 * tree.h: Clean up some declarations and comments. 18123 (record_component_aliases): New declaration. 18124 * tree.c (get_alias_set): If type and has alias set, use it. 18125 181262000-05-22 Richard Henderson <rth@cygnus.com> 18127 18128 * simplify-rtx.c (simplify_ternary_operation): Try to simplify 18129 IF_THEN_ELSE to a setcc form. 18130 * jump.c (can_reverse_comparison_p): Be prepared for insn null. 18131 181322000-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 18133 18134 * fixinc/inclhack.def (sun_malloc): Handle `calloc'. 18135 (sun_malloc, sysz_stdtypes_for_sun): Add test_text. 18136 18137Sun May 21 16:42:31 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 18138 18139 * combine.c (try_combine): Handle i3_subst_into_i2 case when I2 is 18140 not a PARALLEL. 18141 181422000-05-20 Alexandre Oliva <aoliva@cygnus.com> 18143 18144 * config/mn10300/mn10300.md (movdi, movdf): 64-bit clean-up. 18145 * config/mn10300/mn10300.c (print_operand): Likewise. 18146 18147 * final.c (split_double): Right shift of negative values is not 18148 portable. 18149 18150 * ifcvt.c (if_convert): Scan and kill dead code. 18151 18152 * emit-rtl.c (unshare_all_rtl): Store the copied rtx. 18153 181542000-05-20 Zack Weinberg <zack@wolery.cumb.org> 18155 18156 * diagnostic.c: Eliminate implicit int. 18157 * except.c, gcc.c: Add static prototypes. 18158 * final.c (final_end_function): Mark file arg ATTRIBUTE_UNUSED. 18159 * gensupport.c (process_rtx): Use XVEC to initialize vector 18160 slot of 'split'. 18161 18162 * print-rtl.c: If DEBUG_REGISTER_NAMES, define static 18163 debug_reg_names instead of static reg_names. If not, define 18164 global reg_names. 18165 * regclass.c: Don't define global reg_names unless 18166 DEBUG_REGISTER_NAMES is defined. 18167 18168 * reload1.c (order_regs_for_reload): Remove unused variable. 18169 * varasm.c: Include output.h after defaults.h. Define 18170 eh_frame_section as function of no args, not of unspecified args. 18171 18172 * gcc.c: Constify argbuf; arguments to store_arg, 18173 process_command, main; elements of struct command and struct 18174 switchstr; local variables in execute, process_command, main. 18175 181762000-05-20 Bruce Korb <bkorb@gnu.org> 18177 18178 * fixinc/inclhack.def: many applications of c_fix=format + tests 18179 * fixinc/check.diff: regenerated 18180 * fixinc/fixincl.x: regenerated 18181 18182Sat May 20 09:30:55 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 18183 18184 * alias.c: Clarify some comments. 18185 (record_base_value): REGNO is unsigned. 18186 * rtl.h (record_base_value): Likewise. 18187 18188 * alias.c (aliases_everything_p): Don't special-case QImode here. 18189 * c-common.c (c_get_alias_set): Do it here. 18190 Handle BIT_FIELD_REF by getting alias info for arg. 18191 Use POINTER_TYPE_P. 18192 181932000-05-20 Alexandre Oliva <aoliva@cygnus.com> 18194 18195 * mklibgcc.in: Restore rule to create ${dir}. 18196 18197Sat May 20 08:45:41 2000 H.J. Lu <hjl@gnu.org> 18198 18199 * Makefile.in (libgcc.mk): Depend on xgcc$(exeext) for 18200 GCC_FOR_TARGET used by MULTILIBS. 18201 * mklibgcc.in: Make sure each .o file depends on the 18202 directory it will be in. 18203 Make the multilib directory depends libgcc. 18204 18205Sat May 20 08:29:28 2000 H.J. Lu <hjl@gnu.org> 18206 18207 * Makefile.in (bootstrap): Unset LANG_LIB2FUNCS for stage 1. 18208 18209Sat May 20 07:27:35 2000 Alexandre Oliva <aoliva@cygnus.com> 18210 18211 * fold-const.c (make_range): Handle degenerated intervals. 18212 Fixes c-torture/execute/991221-1.c 18213 18214Fri May 19 18:16:31 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 18215 18216 * cse.c (cse_basic_block): Only call find_reg_note if REG_NOTES not 0. 18217 * reload.c (find_equiv_reg): Likewise. 18218 * alias.c (init_alias_analysis): Likewise. 18219 Only call prologue_epilogue_contains on insns. 18220 * basic-block.h (REG_SET_TO_HARD_REG_SET): Call new function. 18221 * bb-reorder.c (hard-reg-set.h): Include earlier. 18222 * haifa-sched.c (hard-reg-set.h): Likewise. 18223 * ifcvt.c (hard-reg-set.h): Likewise. 18224 * local-alloc.c (hard-reg-set.h): Likewise. 18225 * loop.c (hard-reg-set.h): Likewise. 18226 * predict.c (hard-reg-set.h): Likewise. 18227 * regrename.c (hard-reg-set.h): Likewise. 18228 * flow.c (hard-reg-set.h): Likewise. 18229 (reg_set_to_hard_reg_set): New function. 18230 * bitmap.c (regs.h, basic-block.h): No longer include. 18231 (bitmap.h): Now include. 18232 * conflict.c (hard-reg-set.h): Include. 18233 * profile.c (hard-reg-set.h): Likewise. 18234 * print-rtl.c (hard-reg-set.h): Likewise. 18235 * sbitmap.c (hard-reg-set.h): Likewise. 18236 * toplev.c (hard-reg-set.h): Likewise. 18237 * unroll.c (hard-reg-set.h, basic-block.h): Likewise. 18238 * hard-reg-set.h (reg_names): Now constant. 18239 * regs.h (reg_names): Likewise. 18240 * regclass.c (reg_names): Likewise. 18241 * loop.h (basic-block.h): No longer include. 18242 (bitmap.h): Now include. 18243 * reload1.c (order_regs_for_reload): Avoid loop over reg sets. 18244 * Makefile.in (LOOP_H, sbitmap.o, profile.o): Reflect above changes. 18245 (toplev.o, print-rtl.o, conflict.o, unroll.o, bitmap.o): Likewise. 18246 182472000-05-19 Jan Hubicka <jh@suse.cz> 18248 Richard Henderson <rth@cygnus.com> 18249 18250 * basic-block.h (struct edge_def): New field "count". 18251 (struct basic_block_def): Likewise. 18252 * flow.c (entry_exit_blocks): Add count fileds. 18253 (split_edge): Keep count information up-to-date. 18254 (dump_edge_info, dump_flow_info): Dump count fields. 18255 18256 * final.c (count_instrumented_edges): Rename to edge from arc. 18257 (end_final): Update users. 18258 * profile.c: Include expr.h, basic-block.h. 18259 (struct adj_list, ARC_TARGET, ARC_SOURCE, ARC_COUNT): Kill. 18260 (struct bb_info, label_to_bb, label_to_bb_size, bb_graph): Kill. 18261 (ignore_next_note, return_label_execution_count): Kill. 18262 (bbg_file_name, da_file_name): Kill. 18263 (edge_info, bb_info): New structures. 18264 (EDGE_INFO, BB_INFO, GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): New macros. 18265 (count_instrumented_edges, total_num_edges): Rename to edge from arc. 18266 (total_num_edges_instrumented): Likewise. 18267 (init_arc, expand_spanning_tree): Kill. 18268 (fill_spanning_tree, tablejump_entry_p): Kill. 18269 (instrument_edges): Rewrite from instrument_arcs to use 18270 commit_edge_insertions infrastructure. 18271 (compute_branch_probabilities): Remove arguments; rewrite for 18272 CFG infrastructure; use rtl_dump_file directly. 18273 (branch_prob, find_spanning_tree): Likewise. 18274 (union_groups, find_group): New. 18275 (init_branch_prob): Make bbg_file_name and da_file_name local. 18276 (end_branch_prob): Use rtl_dump_file directly. 18277 (init_edge_profiler): Rename to edge from arc. 18278 (output_arc_profiler): Kill. 18279 (gen_edge_profiler): New. 18280 (output_func_start_profiler): Turn off profiling. Make the 18281 constructor static when we can. 18282 * rtl.h (branch_prob, end_branch_prob): Update prototypes. 18283 18284 * toplev.c (DFI_flow): Remove. 18285 (DFI_cfg, DFI_life): New. 18286 (dump_file): Update accordingly. 18287 (compile_file): Call end_branch_prob if profile_arc_flag too. 18288 (rest_of_compilation): Move flow1 cfg creation to DFI_cfg. Do edge 18289 profiling after the CFG is built. Move flow1 life analysis to 18290 DFI_life. Always estimate remaining probabilities. 18291 182922000-05-19 Richard Henderson <rth@cygnus.com> 18293 18294 * ifcvt.c (find_if_case_2): Don't allow THEN to be EXIT. 18295 18296 * flow.c (make_edges): The sibling call edge to exit is abnormal. 18297 182982000-05-19 Richard Henderson <rth@cygnus.com> 18299 18300 * jump.c (redirect_jump): Add delete_unused argument. Don't 18301 remove labels and code following when LABEL_NUSES goes to zero. 18302 (invert_jump): Likewise. 18303 (jump_optimize_1): Fix redirect/invert arguments. 18304 (do_cross_jump, thread_jumps): Likewise. 18305 * flow.c (split_edge): Likewise. 18306 * reorg.c (optimize_skip): Likewise. 18307 (reorg_redirect_jump, relax_delay_slots, dbr_schedule): Likewise. 18308 * profile.c (instrument_arcs): Likewise. 18309 * loop.c (find_and_verify_loops): Likewise. Fix indentation. 18310 * rtl.h: Update prototypes. 18311 18312Fri May 19 12:05:13 2000 Clinton Popetz <cpopetz@cygnus.com> 18313 18314 * ssa.c (convert_from_ssa): Tell life_analysis we need death 18315 notes. 18316 (make_regs_equivalent_over_bad_edges): Only look at abnormal 18317 critical edges. 18318 183192000-05-19 Zack Weinberg <zack@wolery.cumb.org> 18320 18321 * cpphash.c (funlike_macroexpand): Make sure not to walk p1 18322 past l1 when deleting whitespace and markers. 18323 18324 * cpplex.c (_cpp_scan_until): Clear AUX field of tokens. 18325 * cpplib.c (do_unassert): Put the list to compare against on 18326 the stack. 18327 183282000-05-19 Bruce Korb <bkorb@gnu.org> 18329 18330 * fixinc/README: cleaned up old documentation 18331 * fixinc/check.diff: regenerated & verified on OSR5 on ix86 18332 * fixinc/check.tpl: compute the list of needed directories 18333 emit "#if defined(name)" because of conflict 18334 omit machine name differences from output differences 18335 * fixinc/inclhack.def( m88k_multi_incl ): Use `wrap' function 18336 (machine_name): change test text to use `sed' markers 18337 * fixinc/fixincl.x: regen 18338 18339Fri May 19 06:49:35 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 18340 18341 * config/elfos.h (SELECT_SECTION): Don't access DECL_INITIAL of 18342 a CONSTRUCTOR. 18343 183442000-05-18 Chris Demetriou <cgd@sibyte.com> 18345 18346 * gcc.texi (MULTILIB_EXCEPTIONS): Correct example and update 18347 it to match the current practice. 18348 183492000-05-18 Mark Mitchell <mark@codesourcery.com> 18350 18351 * Makefile.in (STAGESTUFF): Fix typo in spelling of s-under. 18352 183532000-05-18 Richard Henderson <rth@cygnus.com> 18354 18355 * rtlanal.c (insn_dependant_p, insn_dependant_p_1): New. 18356 * rtl.h (insn_dependant_p): Declare it. 18357 * loop.c (strength_reduce): Use it. 18358 183592000-05-18 Alexandre Oliva <aoliva@cygnus.com> 18360 18361 * config/mn10300/mn10300.c (expand_prologue, expand_epilogue): 18362 16-bit and 64-bit clean-up. 18363 183642000-05-18 Mark Elbrecht <snowball3@bigfoot.com> 18365 18366 * configure.in (*-pc-msdosdjgpp): Set float_format to none. 18367 * configure: Rebuilt. 18368 183692000-05-18 Zack Weinberg <zack@wolery.cumb.org> 18370 18371 * genopinit.c: Use $ for escape sequences in optab patterns. 18372 Remove backslashes from optab patterns. Change $A, $B, $C to 18373 expand to (int) whatever instead of just whatever; remove 18374 explicit (int) from all optab patterns. 18375 18376 * gensupport.c (xmalloc, xrealloc, xstrdup): Provide. 18377 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c, 18378 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c, 18379 genrecog.c: Remove private copies of xmalloc, xrealloc, and 18380 xstrdup. 18381 183822000-05-18 Richard Henderson <rth@cygnus.com> 18383 18384 * jump.c (jump_optimize_1): Base minimum insn count during 18385 find_cross_jump on BRANCH_COST. 18386 183872000-05-18 Jakub Jelinek <jakub@redhat.com> 18388 18389 * print-rtl.c (print_rtx): Only print note line number as string 18390 if between NOTE_INSN_BIAS and NOTE_INSN_MAX. 18391 * final.c (final_scan_insn): Do nothing for note line number 0. 18392 183932000-05-18 Jakub Jelinek <jakub@redhat.com> 18394 18395 * gcc-common.c (ggc_mark_rtx_children): Mark NOTE_EXPECTED_VALUE 18396 from NOTE_INSN_EXPECTED_VALUE notes and NOTE_SOURCE_FILE from 18397 NOTE_INSN_DELETED_LABEL. 18398 183992000-05-18 Nick Clifton <nickc@cygnus.com> 18400 18401 * config/arm/unknown-elf.h (UNIQUE_SECTION): Place constant, 18402 uninitialized data in .rodata not .bss, and do not interpret an 18403 error in the initialisation value as meaning that the variable 18404 should be placed in the .bss section. 18405 18406Thu May 18 12:10:18 2000 Philippe De Muyter <phdm@macqel.be> 18407 18408 * configure.in (NO_MINUS_C_MINUS_O): Test `$ac_cv_prog_cc_${ac_cc}_c_o', 18409 not `$ac_cv_prog_cc_cc_c_o'. 18410 * configure: Regenerated. 18411 184122000-05-18 Chris Demetriou <cgd@sibyte.com> 18413 Richard Henderson <rth@cygnus.com> 18414 18415 * c-common.h (enum c_tree_index): Add g77 type entries. 18416 (g77_integer_type_node, g77_uinteger_type_node): New. 18417 (g77_longint_type_node, g77_ulongint_type_node): New. 18418 * c-decl.c (init_decl_processing): Initialize them. 18419 184202000-05-18 Richard Henderson <rth@cygnus.com> 18421 18422 * config/h8300/h8300.md (subs patterns): Use %G to negate. 18423 18424 * config/h8300/h8300.c (ok_for_bclr): Take a HOST_WIDE_INT. 18425 (small_power_of_two): Likewise; use exact_log2. 18426 (adds_subs_operand, one_insn_adds_subs_operand): Remove. 18427 (output_adds_subs): Remove. 18428 (two_insn_adds_subs_operand): New. 18429 (split_adds_subs): New. 18430 * config/h8300/h8300-protos.h: Update. 18431 * config/h8300/h8300.h (CONST_OK_FOR_J): Cast to uns HOST_WIDE_INT. 18432 (CONST_OK_FOR_L): Match strict adds operands. 18433 (CONST_OK_FOR_N): Match struct subs operands. 18434 * config/h8300/h8300.md (adds_subs insns): Remove. 18435 (addhi patterns): Output adds/subs directly. 18436 (addsi_h8300h): Likewise. 18437 (addhi/addsi splitters): New. Decompose two_insn_adds_subs_operand. 18438 184392000-05-18 Zack Weinberg <zack@wolery.cumb.org> 18440 18441 * cppexp.c (parse_assertion): New. 18442 (lex): Call it for CPP_HASH. Remove CPP_ASSERTION case. 18443 (_cpp_parse_expr): Remove case '#'. Don't set 18444 parsing_if_directive. 18445 * cpphash.c (collect_objlike_expansion, 18446 collect_funlike_expansion, collect_params, 18447 _cpp_create_definition): The list no longer has a trailing 18448 VSPACE token. 18449 * cpphash.h (enum node_type): Add T_ASSERTION. 18450 (struct hashnode): Remove aschain, add pred. 18451 (struct predicate): New. 18452 Update prototypes. 18453 18454 * cpplex.c (expand_token_space): Handle both offset and 18455 nonoffset lists. 18456 (init_token_list, _cpp_free_token_list, _cpp_parse_assertion): Delete. 18457 (_cpp_init_toklist, _cpp_clear_toklist, _cpp_free_toklist, 18458 _cpp_slice_toklist, _cpp_squeeze_toklist, _cpp_equiv_tokens, 18459 _cpp_equiv_toklists): New. 18460 (_cpp_scan_line): Rename to _cpp_scan_until; add ability to 18461 stop at any single-character token, not just newline. 18462 (_cpp_lex_token): Remove special cases for #define and #if. 18463 (cpp_get_token): Expect # as a separate token type. Remove 18464 DIRECTIVE case. 18465 (_cpp_get_directive_token): Remove DIRECTIVE case. 18466 (_cpp_lex_line, _cpp_lex_file, _cpp_init_input_buffer): Update. 18467 18468 * cpplib.c (_cpp_check_directive): Set dirno and 18469 SYNTAX_INCLUDE bit of flags, not dir_handler and dir_flags. 18470 (_cpp_handle_directive): Run # <number> through the same logic 18471 as normal directives. 18472 (do_define): Don't set parsing_define_directive. Use 18473 _cpp_scan_until. The list does not have a VSPACE at the end. 18474 (do_if): Save, clear, and restore only_seen_white around 18475 _cpp_parse_expr. 18476 (skip_if_group): s/CPP_DIRECTIVE/CPP_HASH/ 18477 (do_assert, do_unassert): Rewrite. 18478 18479 * cpplib.h (TTYPE_TABLE): Remove CPP_ASSERTION. 18480 (LIST_OFFSET): New flag. 18481 (struct cpp_toklist): Replace dir_handler and dir_flags with 18482 dirno and flags. 18483 (struct cpp_reader): Remove parsing_if_directive and 18484 parsing_define_directive. 18485 184862000-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 18487 18488 * fixinc/inclhack.def (broken_cabs): Update fix to handle comments 18489 following the cabs decl which terminate on the following line. 18490 Add the corresponding test_text case. 18491 184922000-05-18 Neil Booth <NeilB@earthling.net> 18493 18494 * cppinit.c (cpp_reader_init): Initialize col_adjust and 18495 default tab stop size. 18496 (no_num, OPT_ftabstop): New. 18497 (handle_option): Handle "ftabstop=" command-line option. 18498 (print_help): Document it. 18499 * cpplex.c (COLUMN): Remove. 18500 (handle_newline): Reset col_adjust. 18501 (skip_whitespace): Update col_adjust as tabs encountered. 18502 (_cpp_lex_line): Update to use col_adjust. Call 18503 skip_whitespace for all whitespace. 18504 * cpplib.h (struct cpp_options): New member tabstop. 18505 (struct cpp_reader): New member col_adjust. 18506 (CPP_BUF_COL): Update. 18507 (CPP_BUF_COLUMN): New. 18508 * cpp.texi: Document "-ftabstop=" command line option. 18509 18510Wed May 17 18:19:41 2000 Philippe De Muyter <phdm@macqel.be> 18511 18512 * configure.in (NO_MINUS_C_MINUS_O): Macro made availabe for AC_OUTPUT 18513 files. 18514 * configure: Rebuilt. 18515 18516Wed May 17 18:06:12 2000 John David Anglin <dave@hiauly1.hia.nrc.ca> 18517 18518 * mklibgcc.in Add missing -DL$name when compiling modules in libgcc1.c. 18519 18520 * tree.c (build_common_tree_nodes): Do not build TI nodes unless 18521 HOST_BITS_PER_WIDE_INT is >= 64. 18522 185232000-05-17 Richard Henderson <rth@cygnus.com> 18524 18525 * jump.c (jump_optimize_1): Remove inactive but real insns 18526 in jump-to-next-insn optimization. 18527 185282000-05-17 Richard Henderson <rth@cygnus.com> 18529 18530 * toplev.c (rest_of_compilation): Don't call optimize_mode_switching 18531 unless OPTIMIZE_MODE_SWITCHING. Conditionally set no_new_pseudos. 18532 Don't call recompute_reg_usage if no_new_pseudos is true. 18533 * lcm.c (optimize_mode_switching): Move ifdefs outside function. 18534 Return true if we did work; update global life information. 18535 * basic-block.h (optimize_mode_switching): Update decl. 18536 185372000-05-17 Neil Booth <neilb@earthling.net> 18538 18539 * cpplex.c (expand_name_space): Don't use ptrdiff_t. 18540 185412000-05-17 Zack Weinberg <zack@wolery.cumb.org> 18542 18543 * cpplib.c: New feature, #pragma system_header. 18544 * cpp.texi: Document special treatment of system headers, and 18545 the various mechanisms to get a header that special treatment. 18546 185472000-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 18548 18549 * system.h (offsetof): Define at the very end, to ensure we prefer 18550 the platform's definition if available. 18551 185522000-05-16 Bruce Korb <bkorb@gnu.org> 18553 18554 * fixinc/fixincl.c: improve the debug displays, ignore SIGPIPE 18555 * fixinc/server.c: likewise 18556 * fixinc/fixfixes.c( char_macro_def_fix ): fix regex 18557 + #ifdef debugging code + use #def constant for 18558 sub-pattern count 18559 * fixinc/inclhack.def( hpux11_fabsf ): Keep HP-UX 11 from stomping 18560 on C++ math namespace 18561 185622000-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 18563 18564 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix): 18565 Don't check the return value of sprintf. Use asprintf to avoid 18566 buffer overflows. 18567 18568Wed May 17 17:27:44 2000 Andrew Cagney <cagney@b1.cygnus.com> 18569 18570 * flags.h (warn_unused_function, warn_unused_label, 18571 warn_unused_parameter, warn_unused_variable, warn_unused_value): 18572 Replace ``warn_unused''. 18573 (set_Wunused): Add declaration. 18574 * toplev.c (set_Wunused): New function. 18575 (warn_unused_function, warn_unused_label, warn_unused_parameter, 18576 warn_unused_variable, warn_unused_value): New variables. 18577 (W_options): Add -Wunused-function, -Wunused-function, 18578 -Wunused-label, -Wunused-parameter, -Wunused-variable and 18579 -Wunused-value. Delete -Wunused. Handled in decode_W_option. 18580 18581 * toplev.c (decode_W_option): Update -Wunused flags by calling 18582 set_Wunused. 18583 * c-decl.c (c_decode_option): Ditto for -Wall. 18584 18585 * stmt.c (expand_expr_stmt, expand_expr_stmt, 18586 warn_about_unused_variables): Replace warn_unused with more 18587 explicit warn_unused_value et.al. 18588 * function.c (expand_function_end): Ditto. 18589 * c-typeck.c (internal_build_compound_expr, 18590 internal_build_compound_expr): Ditto. 18591 * c-decl.c (poplevel, pop_label_level): Ditto. 18592 * toplev.c (check_global_declarations): Replace warn_unused with 18593 check for either warn_unused_function or warn_unused_variable. 18594 18595 * gcc.1, invoke.texi (Warning Options): Document 18596 -Wunused-function, -Wunused-function, -Wunused-label, 18597 -Wunused-parameter, -Wunused-variable and -Wunused-value options. 18598 18599Wed May 17 10:28:12 2000 Philippe De Muyter <phdm@macqel.be> 18600 18601 * mklibgcc.in (building libgcc1) [Xlibgcc1.a]: Find libgcc1.c in 18602 $(srcdir), not in the current directory. 18603 186042000-05-16 Richard Henderson <rth@cygnus.com> 18605 18606 * config/ia64/crtbegin.asm (__dso_handle): Mark hidden if the 18607 assembler supports it. 18608 (.fini, .init): Use a gp-relative indirect call. 18609 (__do_global_dtors_aux): Preserve the gp; rebundle. 18610 (__do_frame_setup): Likewise. 18611 * config/ia64/crtend.asm (.IA_64.unwind): Don't terminate with -1. 18612 (.init): Use a gp-relative indirect call. 18613 (__do_global_ctors_aux): Preserve the gp. 18614 186152000-05-16 Richard Henderson <rth@cygnus.com> 18616 18617 * flow.c (commit_one_edge_insertion): Be prepared for a return 18618 insn to be inserted on the edge with a normal jump. 18619 * jump.c (jump_optimize_1): Don't look to create return isns. 18620 18621 * flow.c (flow_delete_insn): Don't adjust reference count of notes. 18622 * jump.c (jump_optimize_1): Likewise. 18623 (returnjump_p): Verify the argument is a JUMP_INSN. 18624 * rtl.def (NOTE): Add 5th element for NOTE_INSN_DELETED_LABEL. 18625 186262000-05-16 Nick Clifton <nickc@cygnus.com> 18627 18628 * config/m32r/m32r.c (small_insn_p): Use INSN_P() to replace 18629 GET_RTX_CLASS (GET_CODE ()) == 'i'. 18630 (large_insn_p): Ditto. 18631 (m32r_is_insn): New function: Return true if the insn contains 18632 an executable instruction. 18633 (m32r_adjust_insn): Use m32r_is_insn. 18634 (m32r_sched_reorder): Use m32r_is_insn. 18635 (m32r_sched_variable_issue): Use m32r_is_insn. 18636 186372000-05-16 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 18638 18639 * rs6000/rs6000.c (rs6000_select_section): Treat CONSTRUCTOR like 18640 VAR_DECL. 18641 18642 * rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Delete unused variable. 18643 18644 * rs6000/sysv4.h (CPP_OS_LINUX_SPEC): Define __unix and __linux 18645 according to given options. 18646 18647Tue May 16 12:17:31 2000 Jeffrey A Law (law@cygnus.com) 18648 18649 * mn10200.h (PREFERRED_RELOAD_CLASS): Do not prefer DATA_REGS 18650 if X has VOIDmode either. 18651 (LIMIT_RELOAD_CLASS): Similarly. 18652 18653 * mn10200.md (indirect_jump, tablejump): Use "register_operand", 18654 not "general_operand" to match the processor's capabilities. 18655 186562000-05-16 Bruce Korb <bkorb@gnu.org> 18657 18658 * fixinc/README: corrected return address 18659 * fixinc/check.diff: regenerate, now that test works 18660 * fixinc/fixfixes.c(format_fix,format_write): reformatted 18661 (char_macro_def_fix,char_macro_use_fix): corrected and 18662 rewrote to use regex to parse the text 18663 * fixinc/inclhack.def: more testing 18664 * fixinc/fixincl.x: regenerated 18665 18666 * fixinc/inclhack.def: added several "test_text" attributes 18667 changed several fixes to use `c_fix = format' 18668 re-alphabetized the fixes 18669 18670 * fixinc/check.diff: regenerate 18671 * fixinc/fixincl.x: regenerate 18672 * fixinc/check.tpl: added `sparc' and `netinet' to the list 18673 of created dirs 18674 18675 186762000-05-16 Alexandre Oliva <aoliva@cygnus.com> 18677 18678 * config/mn10300/mn10300.h (ASM_OUTPUT_DWARF2_ADDR_CONST): Remove. 18679 186802000-05-15 Richard Henderson <rth@cygnus.com> 18681 18682 * toplev.c (rest_of_compilation): Run full jump pass before 18683 find_basic_blocks of flow2. 18684 186852000-05-15 Richard Henderson <rth@cygnus.com> 18686 18687 * jump.c: Fix typos and clarify commentary from last change. 18688 (any_condjump_p): Verify SET_SRC is an IF_THEN_ELSE. 18689 (safe_to_remove_jump_p): Remove. 18690 (condjump_label): Use pc_set. 18691 186922000-05-15 Richard Henderson <rth@cygnus.com> 18693 18694 * ifcvt.c (cond_exec_process_insns): Drop USE and CLOBBER insns 18695 that get in the way after reload. 18696 (cond_exec_process_if_block): Skip a label heading THEN block. 18697 186982000-05-15 Richard Henderson <rth@cygnus.com> 18699 18700 * varasm.c (output_constant_pool): Abort instead of converting 18701 (improperly) deleted labels to zero. 18702 187032000-05-16 Neil Booth <NeilB@earthling.net> 18704 18705 * cpplex.c (parse_string2): Update comment. 18706 (cpp_lex_line): No special assertion treatment for '('. 18707 * cpplib.c (DIRECTIVE_TABLE): Remove SYNTAX_ASSERT. 18708 * cpplib.h (SYNTAX_ASSERT): Remove. 18709 18710Mon May 15 21:45:36 MET DST 2000 Jan Hubicka <jh@suse.cz> 18711 18712 * jump.c (condjump_p): Mark as depreached. 18713 (any_condump_p): New. 18714 (any_uncondump_p): New. 18715 (pc_set): New. 18716 (safe_to_remove_jump_p): New. 18717 * rtl.h (any_condump_p, any_uncondjump_p, pc_set 18718 safe_to_remove_jump_p): Declare. 18719 18720Mon May 15 21:07:20 MET DST 2000 Jan Hubicka <jh@suse.cz> 18721 18722 * calls.c: Re-install both patches reverted by last patch. 18723 (struct arg_data): New field tail_call_reg. 18724 (initialize_argument_information): Initialize tail_call_reg 18725 (load_register_parameters): New argument flags, use 18726 tail_call_reg when emiting tail call sequence. 18727 (expand_call): Update call of load_register_parameters; 18728 copy unadjusted_args_size to adjusted_args_size. 18729 18730Mon May 15 19:01:42 MET DST 2000 Jan Hubicka <jh@suse.cz> 18731 18732 * loop.c (scan_loop, strength_reduce, loop_optimize): Change unroll_p 18733 and bct_p parameters to flags. 18734 * loop.h (LOOP_UNROLL, LOOP_BCT): New constants. 18735 * rtl.h (loop_optimize): Update prototype. 18736 * toplev.c (rest_of_compilation): Update call of loop_optimize. 18737 187382000-05-15 Jakub Jelinek <jakub@redhat.com> 18739 18740 * calls.c (expand_call): Move expand_start_target_temps call after 18741 start_sequence(). 18742 187432000-05-15 Neil Booth <NeilB@earthling.net> 18744 18745 * cpphash.c (trad_stringify, warn_trad_stringify, 18746 collect_params): Make some pointers pointers to const. 18747 * cpplex.c (auto_expand_name_space) Guaranteed to always 18748 expand by at least one character. 18749 (SPELL_CHAR, SPELL_NONE): Temporarily reverse order. 18750 (struct token_spelling): Use const U_CHAR * rather than PTR. 18751 (expand_name_space): Fix up token pointers if name space 18752 is moved when expanding. 18753 (INIT_NAME, cpp_scan_line, parse_name, parse_number, 18754 parse_string2, save_comment, spell_token, cpp_output_list): 18755 Update so the routines handle tokens with a direct pointer to 18756 their text, rather than an offset into the token's list's namebuf. 18757 (_cpp_lex_line): Rearrange for clarity. 18758 18759 * cpplib.c (_cpp_check_directive): Similarly. 18760 (do_define): Make SYM a pointer to const. 18761 * cpplib.h (struct cpp_name): Replace offset with direct pointer. 18762 (CPP_INT, CPP_FLOAT): Spelling type should be SPELL_IDENT. 18763 (TOK_OFFSET): Delete. 18764 (TOK_NAME): Update. 18765 187662000-05-14 Geoffrey Keating <geoffk@cygnus.com> 18767 18768 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Correct for 18769 64-bit ABI. 18770 18771 * config/rs6000/rs6000.c (logical_operand): Rewrite to take MODE 18772 into account. 18773 (logical_u_operand): Delete. 18774 (non_logical_cint_operand): Rewrite to take MODE into account. 18775 (non_logical_u_cint_operand): Delete. 18776 (boolean_operator): New function. 18777 (print_operand): Add new %q operand. 18778 * config/rs6000/rs6000.h (PREDICATE_CODES): Add boolean_operator, 18779 remove logical_u_operand and non_logical_u_cint_operand, 18780 update logical_operand and non_logical_cint_operand. 18781 * config/rs6000/rs6000.md: Rewrite the patterns for performing 18782 logical operations to use %q. 18783 18784 * config/rs6000/rs6000.md (movsi): Don't modify RTL in-place. 18785 (movdi): Make similar to movsi. 18786 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): There 18787 is no such thing as a DImode CONST_DOUBLE. 18788 * config/rs6000/rs6000.c (output_toc): Likewise. 18789 18790 * config/rs6000/rs6000.c (output_cbranch): Don't output prediction 18791 codes when old mnemonics are in use. Print register names 18792 for cc registers when requested. 18793 18794 * optabs.c (expand_float): Don't allow mode widening that causes 18795 double rounding. 18796 18797 * invoke.texi (RS/6000 and PowerPC Options): Update -m64/-m32 18798 flags to their current names -maix64 and -maix32. 18799 188002000-05-14 Bruce Korb <bkorb@gnu.org> 18801 18802 * fixinc/fixfixes.c(wrap_fix): new fix - inserts text before 18803 and/or after current text of file 18804 * fixinc/fixlib.c(must_malloc): 18805 * fixinc/fixlib.h(must_malloc): + reformatting 18806 * fixinc/inclhack.def: replace the "1i" and "$a" sed commands 18807 with usages of ``c_fix = wrap;'' 18808 Add several tests and use the ``c_fix = format'' fixer more. 18809 * fixinc/fixincl.x: regen 18810 * fixinc/check.diff: regen 18811 * fixinc/check.tpl: emit the associated header with the missing 18812 test message 18813 18814Sun May 14 17:58:59 2000 Hans-Peter Nilsson <hp@axis.com> 18815 18816 * mklibgcc.in (building libgcc1) [Xlibgcc1.a]: Do not use unset 18817 variables $src and $dst. 18818 188192000-05-13 Gabriel Dos Reis <gdr@codesourcery.com> 18820 18821 * diagnostic.h (DIAGNOSTICS_SHOW_PREFIX_ONCE): New macro. 18822 (DIAGNOSTICS_SHOW_PREFIX_NEVER): Likewise. 18823 (DIAGNOSTICS_SHOW_PREFIX_EVERY_LINE): Likewise. 18824 (struct output_buffer: emitted_prefix_p, prefixing_rule): New 18825 fields. 18826 (set_message_prefixing_rule): Declare. 18827 18828 * diagnostic.c: (current_prefixing_rule): New variable. 18829 (set_message_prefixing_rule): Define. 18830 (output_set_prefix): Adjust buffer->emitted_prefix_p. 18831 (init_output_buffer): Adjust Initialization. 18832 (output_emit_prefix): Rewrite. Take prefixing rules into account. 18833 18834Sat May 13 11:05:47 2000 Philippe De Muyter <phdm@macqel.be> 18835 18836 * ifcvt.c (if_convert): Do not free NULL. 18837 188382000-05-12 H.J. Lu (hjl@gnu.org) 18839 18840 * gthr-dce.h: Add support for libobjc. 18841 * gthr-posix.h: Likewise. 18842 * gthr-solaris.h: Likewise. 18843 * gthr-vxworks.h: Likewise. 18844 * gthr-single.h: Likewise. 18845 * gthr-win32.h: Likewise. 18846 188472000-05-12 Nick Clifton <nickc@cygnus.com> 18848 18849 * config/fr30/fr30.c (fr30_move_double): New function: Emit code 18850 to move a double word value. 18851 (di_operand): New function: Return true if the operand is suitbale 18852 for a double word move operation. 18853 (nonimmediate_di_operand): New function: Return true if the 18854 operand is a DImode register or MEM. 18855 18856 * config/fr30/fr30.h (PREDICATE_CODES): Add di_operand and 18857 nonimmediate_di_operand. 18858 18859 * config/fr30/fr30-protos.h Add fr30_move_double, di_operand, and 18860 nonimmediate_di_operand. 18861 18862 * config/fr30/fr30.md (movdi): New pattern. Required because 18863 other patterns generate DImode results. 18864 (movdi_insn): New pattern. 18865 188662000-05-12 Richard Henderson <rth@cygnus.com> 18867 18868 * config/alpha/alpha.c (struct shadow_summary): Define 18869 bitfields as type unsigned int. 18870 18871Sat May 13 00:09:59 2000 Denis Chertykov <denisc@overta.ru> 18872 18873 * config/avr/t-avr: Added definition of FLOAT while generates 18874 fp-bit.c 18875 18876 * config/avr/avr.md: `NEXT_INSN (insn)' substituted to `insn' in 18877 peepholes for tst+jump = sbrs/sbrc optimization. 18878 18879Fry May 12 20:03:00 CEST 2000 Jan Hubicka <jh@suse.cz> 18880 18881 * expr.c (emit_push_insn): Do not adjust stack pointer when 18882 preallocating. 18883 18884Fri May 12 19:03:58 2000 Philippe De Muyter <phdm@macqel.be> 18885 18886 * ggc-simple.c (offsetof): Macro fallback definition moved from here .. 18887 * system.h (offsetof): ... to here. 18888 188892000-05-12 Richard Henderson <rth@cygnus.com> 18890 18891 * Makefile.in (final.o): Depend on BASIC_BLOCK_H. 18892 * final.c (final_end_function): Use app_disable. Rearrange note 18893 handling into a switch. Emit deleted labels. 18894 (output_asm_label): Generate label strings for deleted labels. 18895 * flow.c (tail_recursion_label_list): New. 18896 (find_basic_blocks_1): Set label_value_list directly. Collect list 18897 of tail recursion labels from call_placeholders. Don't add deleted 18898 labels to the label value list. 18899 (cleanup_cfg): Use free_EXPR_LIST_list. 18900 (flow_delete_insn_chain): Turn non-removable labels into notes. 18901 (flow_delete_block): Don't disable deleting the block because of 18902 a non-removable label. 18903 (tail_recursion_label_p): New. 18904 (merge_blocks_move_predecessor_nojumps): Don't disable the merge 18905 because of a label. 18906 (merge_blocks_move_successor_nojumps): Likewise. Also move a 18907 jump table. 18908 (merge_blocks): Disable a merge because of tail recursion labels. 18909 * ifcvt.c (merge_if_block): Don't disable a merge because of a label. 18910 Use a more accurate measure of not merging the join block. 18911 (find_if_block): Don't disable conversion because of a label. 18912 (find_if_case_1, find_if_case_2): Likewise. 18913 * jump.c (duplicate_loop_exit_test): Preserve the kind of list 18914 element when copying. 18915 (squeeze_notes): Also leave EH notes. 18916 (mark_jump_label): Ignore deleted labels. Use an INSN_LIST for 18917 REG_LABEL notes. 18918 (delete_insn): Preserve LABEL_NAME in NOTE_SOURCE_FILE when 18919 deleting a label. 18920 * print-rtl.c (print_rtx): Print NOTE_SOURCE_FILE for 18921 NOTE_INSN_DELETED_LABEL. Print `[# deleted]' for a label_ref 18922 referring to a deleted label. Convert tail handling to a switch. 18923 * rtl.def (CODE_LABEL): Rearrange elements to be compatible with NOTE 18924 for NOTE_INSN_DELETED_LABEL. 18925 (NOTE): Fix commentary. 18926 * rtl.h (REG_LABEL): Update commentary wrt INSN_LIST. 18927 (REG_CC_SETTER, REG_CC_USER, REG_LIBCALL): Likewise. 18928 (CODE_LABEL_NUMBER, LABEL_NAME): Update index. 18929 (LABEL_NUSES, LABEL_REFS): Likewise. 18930 * unroll.c (copy_loop_body): Don't copy NOTE_INSN_DELETED_LABEL. 18931 189322000-05-12 Bruce Korb <bkorb@gnu.org> 18933 18934 * fixinc/fixfixes.c(format_write): buglet & relaxed rules 18935 * fixinc/check.diff: updated 18936 * fixinc/inclhack.def: corrected & added some test_text-s 18937 * fixinc/genfixes: removed unneeded options to autogen invocation 18938 * fixinc/fixincl.tpl: Specified the output file 18939 * fixinc/fixfixes.c: visual appearance 18940 * fixinc/fixincl.x: regenerate 18941 189422000-05-12 Zack Weinberg <zack@wolery.cumb.org> 18943 18944 * fixinc/fixfixes.c (IO_use_fix, IO_defn_fix, CTRL_use_fix, 18945 CTRL_defn_fix): Delete. 18946 (fix_char_macro_defines, fix_char_macro_uses): Rename to 18947 char_macro_def_fix and char_macro_use_fix, respectively. Put 18948 them into the FIXUP_TABLE. Get the string to search for from 18949 a c_fix_arg. 18950 18951 (format_write): New function. 18952 (format_fix): Use it. 18953 18954 (FIX_PROC_HEAD): Constify text parameter. 18955 (machine_name_fix): Constify all char *s. 18956 * fixtests.c (skip_quote): Remove double static. 18957 18958 * inclhack.def (io_def_quotes, io_use_quotes, ctrl_def_quotes, 18959 ctrl_use_quotes): Update for new scheme. 18960 * fixincl.x: Regenerate. 18961 189622000-05-12 Alexandre Oliva <aoliva@cygnus.com> 18963 18964 * config/mn10300/mn10300.h (PREFERRED_DEBUGGING_TYPE): Redefine as 18965 DWARF2_DEBUG. 18966 (DWARF2_ASM_LINE_DEBUG_INFO): Define. 18967 (ASM_OUTPUT_DWARF2_ADDR_CONST): Define. 18968 189692000-05-11 Robert Lipe <robertlipe@usa.net> 18970 18971 * fixinc/inclhack.def (hpux8_bogus_inlines): Delete bypass for SCO. 18972 * fixincl.x: Regenerate. 18973 189742000-05-11 Richard Henderson <rth@cygnus.com> 18975 18976 * calls.c: Revert both 05-09 patches. 18977 189782000-05-11 Alexandre Oliva <aoliva@cygnus.com> 18979 18980 * config/mn10300/mn10300.c (print_operand): Print FP constants in 18981 hexadecimal. 18982 * config/mn10300/mn10300.md (movsf, movdf): Use the `F' constraint 18983 for FP values. 18984 18985 * mklibgcc.in (EQ): Define it to an equal sign in the Makefile, 18986 and replace any occurrences of `=' in multilib dirs with `$(EQ)'. 18987 189882000-05-11 Jason Merrill <jason@casey.cygnus.com> 18989 18990 * fixinc/fixincl.c (run_compiles): Don't crash on null pz_machine. 18991 189922000-05-11 Zack Weinberg <zack@wolery.cumb.org> 18993 18994 * fixinc/fixfixes.c, fixinc/fixtests.c: Update commentary. 18995 18996Thu May 11 22:28:05 2000 Denis Chertykov <denisc@overta.ru> 18997 18998 * config/avr/avr-protos.c (jump_over_one_insn_p): New declaration. 18999 * config/avr/avr.c (jump_over_one_insn_p): New function. 19000 * config/avr/avr.md: New peepholes added. Output test and 19001 conditional jump to "sbrc" or "sbrs" command. 19002 190032000-05-11 Mark Elbrecht <snowball3@bigfoot.com> 19004 19005 * cppmain.c (main): Use IS_DIR_SEPARATOR. 19006 190072000-05-11 Jakub Jelinek <jakub@redhat.com> 19008 19009 * except.c (find_exception_handler_labels_1): New function. 19010 (find_exception_handler_labels): Split into two functions, dive 19011 into CALL_PLACEHOLDERs when looking for exception handler labels. 19012 190132000-05-11 Stan Cox <scox@cygnus.com> 19014 19015 * regrename.c (replace_reg_in_block): Improve REG_DEAD handling. 19016 * timevar.def (TV_RENAME_REGISTERS): Move before TV_SCHED2. 19017 * toplev.c (rest_of_compilation): Call regrename_optimize before sched2. 19018 190192000-05-11 Bruce Korb <bkorb@gnu.org> 19020 19021 * fixinc/fixfixes.c (double_slash_fix): obsolete 19022 (else_endif_label_fix): obsolete 19023 (format_fix): new, unused as yet 19024 (main): obsolete 19025 * fixinc/fixlib.h: added fix description struct for use by format_fix 19026 * fixinc/fixincl.c: removed the struct & test for SIGIOT befure using 19027 * fixinc/Makefile.in: compile fixfixes.c and fixtests.c as separate 19028 modules. Removed the vestiges of the script version. 19029 Added support for "make check". 19030 * fixinc/check.diff: base diff file (needs work!!) 19031 * fixinc/check.tpl: quiet the fixup output 19032 * fixinc/fixtests.c (main): obsolete 19033 * fixinc/fixincl.sh: don't bother copying fixincl to .. 19034 * fixinc/fixincl.tpl: provide for arguments to c_fix routines 19035 19036Thu May 11 11:57:02 MET DST 2000 Jan Hubicka <jh@suse.cz> 19037 19038 * toplev.c (rest_of_compilation): Remove dead code after 19039 combine. 19040 190412000-05-11 Zack Weinberg <zack@wolery.cumb.org> 19042 19043 * cpphash.c (collect_funlike_expansion): Make "# is not 19044 followed by a macro argument name" a pedwarn, not an error. 19045 Preserve the # in the output. Suppress the warning if lang_asm. 19046 19047Thu May 11 01:19:31 2000 Jeffrey A Law (law@cygnus.com) 19048 19049 * configure.in (hppa*64*-*-hpux11*): New target for PA64 support. 19050 * configure: Rebuilt. 19051 190522000-05-10 Laurynas Biveinis <lauras@softhome.net> 19053 19054 * i386/xm-djgpp.h (XREF_FILE_NAME): Add mising brace. 19055 190562000-05-10 Kazu Hirata <kazu@hxi.com> 19057 19058 * combine.c (try_combine): Fix a typo. 19059 19060Wed May 10 21:31:44 2000 Jim Wilson <wilson@cygnus.com> 19061 19062 * config/ia64/ia64.md (insv): Add comment. 19063 190642000-05-10 Richard Henderson <rth@cygnus.com> 19065 19066 * Makefile.in (libgcc.a, stmp-multilib): Depend on FPBIT and DPBIT. 19067 * mklibgcc.in: Rewrite to not use functions. Don't shortcut 19068 dependencies on FPBIT and DPBIT. 19069 190702000-05-10 Nick Clifton <nickc@redhat.com> 19071 19072 * flow.c (find_auto_inc): Do not bias REG_N_REFS by loop_depth 19073 when optimising for size. 19074 (mark_used_regs:) Ditto. 19075 (try_pre_increment_1): Ditto. 19076 190772000-05-10 Zack Weinberg <zack@wolery.cumb.org> 19078 19079 * cppexp.c (lex): Use %.*s to print non-NUL-terminated string. 19080 Make error message friendlier. 19081 19082 * cpphash.h (struct hashnode): Use struct hack for name 19083 member. 19084 * cpphash.c (struct hashdummy): New. 19085 (eq_HASHNODE): Second argument is a hashdummy, not a HASHNODE. 19086 (make_HASHNODE): No need to set ->name pointer. Correct 19087 setting of p. 19088 (cpp_lookup): Make 'dummy' a struct hashdummy. Tidy up a bit. 19089 190902000-05-10 Richard Henderson <rth@cygnus.com> 19091 19092 * flow.c (find_basic_blocks_1): Remove any spare bb_note 19093 after completion. 19094 190952000-05-10 Bruce Korb <bkorb@gnu.org> 19096 19097 * fixinc/gnu-regex.c: reg_syntax_t re_syntax_options must be static 19098 190992000-05-10 Eric Schweitz <schweitz@nortelnetworks.com> 19100 19101 * dwarfout.c (dwarfout_finish): Call retry_incomplete_types 19102 after we enter .debug. 19103 191042000-05-10 Jason Merrill <jason@casey.cygnus.com> 19105 19106 * dwarf2out.c (gen_subprogram_die): Fixup die_parent for the 19107 abstract instance of a nested inline function. 19108 19109 * stor-layout.c (finish_record_layout): finalize_type_size 19110 before laying out the pending_statics. 19111 19112Wed 10 May 09:36:47 2000 Neil Booth <NeilB@earthling.net> 19113 19114 * cpplex.c (spell_token): New function. 19115 (spell_string, spell_comment, spell_name): fold into 19116 spell_token. 19117 (I, S): Add macros. 19118 (E, H): Remove macros. 19119 (save_comment): Save comment opening characters too. 19120 (_cpp_lex_file): Update to use spell_token. Tidy up comment 19121 handling. 19122 * cpplib.h (I, S): Add macros. 19123 (E, H): Remove macros. 19124 (TTYPE_TABLE): Update entries for new speller. 19125 (SYNTAX_ASSERT): Remove. 19126 19127Wed 10 May 09:08:30 2000 Neil Booth <NeilB@earthling.net> 19128 19129 * cpplex.c (_cpp_lex_line): Maintain PREV_WHITESPACE flag 19130 when removing escaped newlines. Reverse sense of test for 19131 escaped newline. 19132 191332000-05-09 Richard Henderson <rth@cygnus.com> 19134 19135 * flow.c (find_basic_blocks_1): Do not delete the first 19136 bb_note we run across. 19137 (create_basic_block): Use reorder_insns to move an existing 19138 bb_note to the correct place. 19139 191402000-05-09 Richard Henderson <rth@cygnus.com> 19141 19142 * calls.c (expand_call): Increment currently_expanding_call 19143 before calling optimize_tail_recursion. 19144 19145Tue May 9 18:54:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 19146 19147 * reload1.c (reload_combine): Fix errors in last change. 19148 191492000-05-09 Zack Weinberg <zack@wolery.cumb.org> 19150 19151 * gcc.c (used_arg): Skip over a semicolon at the end of the 19152 split-up loop; don't break out of it. 19153 19154 * Makefile.in (WARN_CFLAGS): Add -Wwrite-strings. 19155 (tree.o): Depend on output.h. 19156 19157 * c-decl.c (pending_invalid_xref_file, 19158 current_function_prototype_file): Constify. 19159 (pushdecl): Constify a local char *. 19160 (define_label): Constify filename parameter. 19161 * c-lex.c (init_parse): Constify parameter and return value. 19162 * c-typeck.c (c_expand_asm_operands): Constify filename parameter. 19163 * c-tree.h: Update prototypes. 19164 * c-parse.in: Constify filename member of %union, and if_stmt_file. 19165 * c-parse.y, c-parse.c, c-parse.h, objc/objc-parse.y, 19166 objc/objc-parse.c: Regenerate. 19167 19168 * dwarfout.c (dwarfout_init): Constify main_input_filename parameter. 19169 * dwarfout.h: Update prototypes. 19170 * expr.c (expand_expr): Constify a local char *. 19171 * flags.h: Constify main_input_filename. 19172 * function.c (expand_function_end): Constify filename parameter. 19173 * genrecog.c (make_insn_sequence): Use a character array for 19174 c_test_pos. 19175 (main): Remove unused variables. 19176 * input.h: Constify input_filename, main_input_filename, and 19177 file_stack.name. Update prototypes. 19178 * output.h: Declare first_global_object_name and 19179 weak_global_object_name here, as const char *. 19180 * stmt.c (expand_asm_operands): Constify filename parameter. 19181 * toplev.c (compile_file, push_srcloc, debug_start_source_file): 19182 Constify filename parameter. 19183 (input_filename, main_input_filename): Constify. 19184 * toplev.h: Update prototypes. 19185 * tree.c: Include output.h. Don't declare 19186 first_global_object_name or weak_global_object_name. Clean up string 19187 bashing in get_file_function_name_long. 19188 * tree.h (struct tree_decl): Constify filename member. 19189 (input_filename): Constify. 19190 Update prototypes. 19191 * varasm.c (first_global_object_name, weak_global_object_name): 19192 Constify. 19193 (assemble_start_function, assemble_variable): Clean up string bashing. 19194 19195 * gcc.c: Constify all spec-related strings initialized, 19196 transitively, from string constants. Constify all strings 19197 and string variables related to multilibs. 19198 (set_spec, read_specs): Cast argument to free to PTR. 19199 (used_arg): Do not modify multilib_matches. Use strncmp plus 19200 length comparison to compare multilib switches. 19201 * genmultilib: Constify everything declared in multilib.h. 19202 19203Tue May 9 22:28:03 2000 Denis Chertykov <denisc@overta.ru> 19204 19205 * flow.c (flow_delete_insn): Use INSN_DELETED_P for marking insn 19206 as deleted. 19207 19208Tue May 9 20:52:43 2000 Denis Chertykov <denisc@overta.ru> 19209 19210 * config/avr/avr-protos.h (extra_constraint): change a type of 19211 second argument from char to int to avoid warnings. 19212 (asm_output_byte): Likewise. 19213 19214 * config/avr/avr.c (MAX_LD_OFFSET) New macro. 19215 (initial_elimination_offset): Handle elimination from 19216 FRAME_POINTER_REGNUM to STACK_POINTER_REGNUM. 19217 (legitimate_address_p): Use MAX_LD_OFFSET. 19218 (legitimize_address): Likewise. 19219 (out_movqi_r_mr): Likewise. 19220 (out_movhi_r_mr): Likewise, use `fatal_insn' instead of `fatal'. 19221 (out_movsi_r_mr): Use MAX_LD_OFFSET. 19222 (out_movsi_mr_r): Likewise. 19223 (out_movqi_mr_r): Likewise. 19224 (out_movhi_mr_r): Likewise. 19225 (notice_update_cc): Correct CC for the ashrqi3 with the shift 19226 count as CONST_INT != 6. 19227 (ashlqi3_out): Coding style modifications. Run `fatal_insn' if 19228 shift count is a CONSTANT_P, but not a CONST_INT. 19229 (ashlhi3_out): Coding style modifications. 19230 (ashlsi3_out): Likewise. 19231 (ashrhi3_out): Likewise. 19232 (ashrsi3_out): Likewise. 19233 (lshrhi3_out): Likewise. 19234 (lshrsi3_out): Likewise. 19235 (ashrqi3_out): Generate shift for any known constant count without 19236 scratch register. Run `fatal_insn' if shift count is a CONSTANT_P, 19237 but not a CONST_INT. 19238 (lshrqi3_out): Coding style modifications. Run `fatal_insn' if 19239 shift count is a CONSTANT_P, but not a CONST_INT. 19240 (extra_constraint): change a type of 19241 second argument from char to int to avoid warnings. 19242 (asm_output_byte): Likewise. 19243 (asm_file_end): Output size generated commands count as a hex 19244 number too. 19245 19246 * config/avr/avr.h (RETURN_ADDR_RTX): New macro. 19247 19248 * config/avr/avr.md (addhi3): Fragment commented by &&0 is 19249 removed. 19250 (ashlqi3): Values of "length" attribute changed. Shift count 19251 uses constraints 'n' instead of 'i'. 19252 (ashrqi3): Likewise. Values of "cc" attribute changed. Generate 19253 shifts without clobber register. 19254 (lshrqi3): Shift count uses constraints 'n' instead of 'i'. 19255 (call_insn): Correct test for which_alternative == 1 (was 0). 19256 (call_value_insn): Likewise. 19257 19258 * config/avr/t-avr: Remove definition of FLOAT while generates 19259 fp-bit.c 19260 192612000-05-09 Bruce Korb <bkorb@gnu.org> 19262 19263 * fixinc/check.tpl: Template for checking fixes 19264 * fixinc/inclhack.def: Added 'test_text' for many fixes 19265 disable hpux8_bogus_inlines on SCO 19266 * fixinc/fixinc.sco: Oh, yes, we don't need this any more. 19267 19268Tue May 9 16:30:27 MET DST 2000 Jan Hubicka <jh@suse.cz> 19269 19270 * calls.c (expand_call): Reorganize somewhat in order 19271 to avoid unnecesary recalculation inside loop and make 19272 tail call failure code cleaner. 19273 19274Tue May 9 06:30:20 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 19275 19276 * alias.c (nonlocal_reference_p): Minor reformatting. 19277 * reload.c (find_equiv_reg): Simplify logic for 19278 CALL_INSN_FUNCTION_USAGE since can't have SUBREG or pseudos and 19279 some some reformatting. 19280 * reload1.c (reload_combine): Don't assume everything in 19281 CALL_INSN_FUNCTION_USAGE is a REG and clean up code a bit. 19282 192832000-05-08 Richard Henderson <rth@cygnus.com> 19284 19285 * final.c (current_insn_predicate): New. 19286 (final_scan_insn): Set it. 19287 * output.h (current_insn_predicate): Declare. 19288 19289 * ifcvt.c (cond_exec_process_insns): New argument prob_val. 19290 Attach it to call insns. 19291 (cond_exec_process_if_block): Track probability for true and 19292 false branches. 19293 (dead_or_predicable): Likewise. 19294 19295 * predict.c (PROB_NEVER, PROB_VERY_UNLIKELY): New. 19296 (PROB_UNLIKELY, PROB_EVEN, PROB_LIKELY): New. 19297 (PROB_VERY_LIKELY, PROB_ALWAYS): New. 19298 (estimate_probability, expected_value_to_br_prob): Use them. 19299 19300 * config/ia64/ia64-protos.h (ia64_expand_prediction): Declare. 19301 * config/ia64/ia64.c (ia64_print_operand_address): Handle 'j'. 19302 (ia64_expand_prediction): New. 19303 (emit_insn_group_barriers): Don't look at notes. Emit barriers 19304 as needed after calls. 19305 (ia64_epilogue_uses): Mark b0 used. 19306 * config/ia64/ia64.md (beq_true, beq_false): Remove. 19307 (bne_true, bne_false): Remove. 19308 (eq_return, eq_not_return, ne_return, ne_not_return): Remove. 19309 (br_true, br_false): New. Use predicate_operator and 19310 ia64_expand_prediction. 19311 (return_true, return_false): Likewise. 19312 (call_internal): Use ia64_expand_prediction. Don't emit stop bit. 19313 (call_internal1, call_value_internal): Likewise. 19314 (call_value_internal1, call_multiple_values_internal1): Likewise. 19315 19316 * config/ia64/ia64.c (ia64_direct_return): Require frame size zero. 19317 19318 * config/ia64/ia64.md (extendsfdf2): Split only after reload. 19319 193202000-05-08 Richard Henderson <rth@cygnus.com> 19321 19322 * rtlanal.c (may_trap_p): Consider old-style and volatile 19323 asms to trap. 19324 19325Mon May 8 17:16:48 2000 Jim Wilson <wilson@cygnus.com> 19326 19327 * config/ia64/ia64.h (RETURN_ADDR_RTX): Use COUNT not count. 19328 193292000-05-08 Richard Henderson <rth@cygnus.com> 19330 19331 * config/ia64/ia64.h (predicate_operator): Declare. 19332 19333 * config/ia64/ia64.md (extendsfdf2): Split the nop case out 19334 of existence. 19335 19336 * gensupport.c (process_rtx): Copy and post-process each member 19337 of the define_insn rtvec individually. 19338 19339Mon 8 May 22:17:35 2000 Neil Booth <NeilB@earthling.net> 19340 19341 * cpplex.c (spell_token): New function. 19342 (TOKEN_LEN): Add 1 for whitespace. 19343 (_cpp_lex_file): Update to use spell_token. 19344 * cpplib.h (E): Remove. 19345 (TTYPE_TABLE): Update CPP_VSPACE entry. 19346 193472000-05-08 Richard Henderson <rth@cygnus.com> 19348 19349 * flow.c (init_propagate_block_info): Watch out for conditional 19350 branch to next instruction, and thus one outgoing edge. 19351 19352 * config/ia64/ia64.c (ia64_encode_section_info): Exit early 19353 for global register variables; don't special case __[CD]TOR_LIST__; 19354 mind ggc_p for string allocation. 19355 193562000-05-08 Nick Clifton <nickc@cygnus.com> 19357 19358 * config/i386/i386.h (ELIMINABLE_REGS): Fix comment. 19359 193602000-05-08 Bruce Korb <bkorb@gnu.org> 19361 19362 * fixinc/mkfixinc.sh: fixinc.sco is no longer used 19363 i?86-*-msdosdjgpp* no longer uses fixincludes 19364 * fixinc/genfixes: inclhack.sh and fixincl.sh are no longer generated 19365 * fixinc/inclhack.sh: deleted 19366 * fixinc/hackshell.tpl: deleted 19367 * fixinc/inclhack.tpl: deleted 19368 * fixinc/Makefile.in: Remove dependencies on above 19369 * fixinc/fixincl.sh: "DO NOT EDIT" text modified 19370 193712000-05-08 Andreas Jaeger <aj@suse.de> 19372 19373 * config/mips/linux.h: Remove undefines which disabled .ctor/.dtor 19374 support. 19375 193762000-05-07 Zack Weinberg <zack@wolery.cumb.org> 19377 19378 * Makefile.in (LOOSE_CFLAGS): Add /g modifiers to both sed 19379 substitutions. 19380 19381Sun 7 May 08:43:53 2000 Neil Booth <NeilB@earthling.net> 19382 19383 * cpplex.c: Move new lexer definitions and prototypes 19384 to top. Conditional include these and the code if 19385 NEW_LEXER is defined. Rename functions whose names 19386 clash if this code included. 19387 19388Sun May 7 00:54:57 EDT 2000 John Wehle (john@feith.com) 19389 19390 * rtl.def (COND_EXEC): Clarify. 19391 19392 * i386.md (extendsidi2): Clobber (reg:CC 17) in the 19393 same fashion as zero_extendsidi2. 19394 193952000-05-06 Richard Henderson <rth@cygnus.com> 19396 19397 * config/ia64/ia64.c (predicate_operator): New. 19398 (ia64_print_operand): Handle 'J'. 19399 (rtx_needs_barrier): Handle COND_EXEC. 19400 * config/ia64/ia64.h (BRANCH_COST): Define. 19401 (PREDICATE_CODES): Update. 19402 * config/ia64/ia64.md: Document used unspec values. 19403 (attr predicable): New. 19404 (movxf, movxf_internal): New. 19405 (extendsfdf2): Don't comment out nop. 19406 (floatdidf2): Remove. 19407 (truncxfsf2, truncxfdf2, floatdixf2): New. 19408 (abssi2, absdi2): Put the neg in the "true" slot. 19409 (conditional branch instructions): Mark not predicable. 19410 (cmov*_internal): Use predicate_operator. Split to cond_exec. 19411 (abs*_internal): Likewise. 19412 (alloc, set_bsp): Mark not predicable. 19413 (barrier, insn_group_barrier, flush_cache): Likewise. 19414 (define_cond_exec): New. 19415 194162000-05-06 Richard Henderson <rth@cygnus.com> 19417 19418 * c-decl.c: Include "tm_p.h". 19419 19420 * config/ia64/ia64-protos.h: Rearrange decls to reduce ifdef madness. 19421 (fetchadd_operand, ia64_expand_fetch_and_op): Declare. 19422 (ia64_expand_op_and_fetch): Declare. 19423 * config/ia64/ia64.c: Include "toplev.h". Kill trailing whitespace. 19424 (setjmp_operand): Constify variables for XSTR. 19425 (ia64_encode_section_info): Likewise. 19426 (ia64_print_operand): Use %d for exact_log2; cast 32-bit printed 19427 values to int. 19428 (ia64_asm_output_external): Constify name. 19429 (process_set): Use HOST_WIDE_INT_PRINT_DEC for frame size. 19430 (process_for_unwind_directive): Provide switch default. 19431 (ia64_expand_compare_and_swap): Remove unused variables. 19432 (ia64_expand_builtin): Likewise. 19433 * config/ia64/ia64.h (ASM_OUTPUT_BYTE): Mask and cast value to int 19434 for printing. 19435 19436 * config/ia64/ia64.c (sdata_symbolic_operand): Mark unused args. 19437 (symbolic_operand, function_operand, setjmp_operand): Likewise. 19438 (shift_count_operand, shift_32bit_count_operand): Likewise. 19439 (shladd_operand, fetchadd_operand, ia64_function_prologue): Likewise. 19440 (ia64_function_epilogue, ia64_setup_incoming_varargs): Likewise. 19441 (ia64_function_arg_partial_nregs, ia64_function_value): Likewise. 19442 (ia64_print_operand_address, ia64_secondary_reload_class): Likewise. 19443 (ia64_expand_builtin): Likewise. 19444 (call_multiple_values_operation): Make dest_regno unsigned. 19445 194462000-05-06 Richard Henderson <rth@cygnus.com> 19447 19448 * rtl.def (DEFINE_COND_EXEC): New. 19449 * md.texi: Document it. 19450 19451 * gensupport.c (input_file): Remove. 19452 (struct queue_elem): Add lineno. 19453 (rtx_ready_queue): Remove. 19454 (errors): New. 19455 (predicable_default): New. 19456 (predicable_true, predicable_false): New. 19457 (define_attr_queue, define_attr_tail): New. 19458 (define_insn_queue, define_insn_tail): New. 19459 (define_cond_exec_queue, define_cond_exec_tail): New. 19460 (other_queue, other_tail): New. 19461 (queue_pattern): New. 19462 (process_rtx): Add patterns to the appropriate queues. 19463 (is_predicable, identify_predicable_attribute): New. 19464 (n_alternatives, collect_insn_data): New. 19465 (alter_predicate_for_insn, alter_test_for_insn): New. 19466 (shift_output_template, alter_output_for_insn): New. 19467 (process_one_cond_exec, process_define_cond_exec): New. 19468 (init_md_reader): Read the entire file. Process define_cond_exec. 19469 (read_md_rtx): Return elements from the queues. 19470 194712000-05-06 Richard Henderson <rth@cygnus.com> 19472 19473 * flow.c (mark_set_1): Don't update conditional life info 19474 if the register is not_dead. 19475 194762000-05-06 Zack Weinberg <zack@wolery.cumb.org> 19477 19478 * Makefile.in (STAGESTUFF): Add genrtl.c and genrtl.h. 19479 (mostlyclean): Also delete fixincl, fixinc.sh, and 19480 specs.ready, and make clean in the fixinc subdir. 19481 194822000-05-06 Richard Henderson <rth@cygnus.com> 19483 19484 * Makefile.in (gensupport.o): Compile for the host. 19485 (host-prefix gensuuprt.o): Remove. 19486 (genflags.o): Depend on gensupport.h and OBSTACK_H. 19487 (genattrtab.o): Likewise. 19488 (gencodes.o): Depend on gensupport.h. 19489 (genemit.o, genopinit.o, genrecog.o, genextract.o): Likewise. 19490 (genpeep.o, genattr.o, genoutput.o): Likewise. 19491 19492 * gensupport.c (obstack, rtl_obstack): New. 19493 (init_md_reader): Initialize rtl_obstack. 19494 * gensupport.h (rtl_obstack): Declare. 19495 (message_with_line): Declare. 19496 19497 * genattr.c: Remove all traces of obstack manipulation. 19498 * gencodes.c, genconfig.c, genemit.c, genextract.c: Likewise. 19499 * genopinit.c, genoutput.c, genpeep.c, genrecog.c: Likewise. 19500 19501 * genattrtab.c (obstack, rtl_obstack): Remove. 19502 (main): Don't init rtl_obstack. 19503 * genflags.c: Likewise. 19504 19505 * genrecog.c (message_with_line): Move ... 19506 * gensupport.c: ... here. 19507 195082000-05-06 Richard Henderson <rth@cygnus.com> 19509 19510 * c-typeck.c (build_c_cast): Remove dead code. 19511 195122000-05-06 Richard Henderson <rth@cygnus.com> 19513 19514 * flow.c (split_edge): Don't allocate global_live_at_start for 19515 the new block unless the old blocks had them as well. 19516 19517 * flow.c (mark_set_1): Respect not_dead when updating reg_live. 19518 19519 * ifcvt.c (noce_process_if_block): Don't use an insn_b from 19520 test_bb if a or b uses x. 19521 195222000-05-06 Zack Weinberg <zack@wolery.cumb.org> 19523 19524 * cpphash.h: Remove conditional #define of __extension__. 19525 * rtl.h: Add __extension__ to RTL_CHECK1, RTL_CHECK2, 19526 RTL_CHECKC1, RTL_CHECKC2, and RTVEC_ELT macros 19527 (ENABLE_RTL_CHECKING only). 19528 * tree.h: Add __extension__ to TREE_CHECK, TREE_CLASS_CHECK, 19529 CST_OR_CONSTRUCTOR_CHECK, and EXPR_CHECK macros 19530 (ENABLE_TREE_CHECKING only). 19531 * varray.h: Add __extension__ to VARRAY_CHECK macro 19532 (ENABLE_CHECKING only). 19533 195342000-05-06 Richard Earnshaw (reanrsha@arm.com) 19535 19536 Use new tail-calling mechanism on ARM. 19537 * arm.md (sibcall, sibcall_value): New expands. 19538 (sibcall_insn, sibcall_value_insn, sibcall_epilogue): New insns. 19539 (tailcalling peepholes): Delete. 19540 (push_multi): Simplify. 19541 * arm.c (lr_save_eliminated): Delete definition. 19542 (pattern_really_clobbers_lr, function_really_clobbers_lr): Delete. 19543 (output_return_instruction): Remove checks on lr_save_eliminated. 19544 (output_arm_prologue): Remove old tail-calling code. 19545 (arm_output_epilogue): New parameter, really_return. All callers 19546 changed. Handle tail-calling epilogues. 19547 * arm.h (lr_save_eliminated): Delete declaration. 19548 (frame_pointer_needed): Delete declaration. 19549 * arm-protos.h (arm_output_epilogue): Adjust prototype. 19550 19551 * arm.md (is_thumb): Examine symbol thumb_code, not expression 19552 TARGET_ARM. 19553 * arm.c (thumb_code): Define it. 19554 (arm_override_options): Set it. 19555 * arm.h (thumb_code): Declare it. 19556 195572000-05-06 Richard Earnshaw (reanrsha@arm.com) 19558 19559 * arm-protos.h (arm_dllexport_name_p, arm_dllimport_name_p): Constify. 19560 195612000-05-06 Richard Earnshaw (reanrsha@arm.com) 19562 19563 * arm.c (arm_gen_load_multiple, arm_gen_store_mulitple): Don't add 19564 bogus clobber to insns. 19565 (load_multiple_operation, store_mulitple_operation): Don't check 19566 for it. 19567 * arm.md (ldmsi_postinc, stmsi_postinc): Adjust accordingly. 19568 19569 * arm.md (and_scc, ior_scc): Add missing mode. 19570 19571 * arm.md (call_value_symbol): Remove predicate from op2. 19572 19573 * arm.h (SPECIAL_MODE_PREDICATES): Define. 19574 19575Sat May 6 06:25:56 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 19576 19577 * expr.c (get_subtarget): New function. 19578 (force_operand, expand_expr, do_store_flag): Use it. 19579 19580 * toplev.c (compile_file): Don't take strlen of NAME if null. 19581 195822000-05-06 David Edelsohn <edelsohn@gnu.org> 19583 19584 * xcoffout.c (xcoff_current_include_file, 19585 xcoff_current_function_file, xcoff_lastfile): Constify char *. 19586 (xcoffout_source_file, xcoffout_source_line): Make filename 'const 19587 char *'. 19588 (xcoffout_declare_function): Make name 'const char *'. 19589 (xcoffout_end_epilogue): Make fname 'const char *' 19590 * xcoffout.h (xcoff_current_include_file, xcoff_lastfile, 19591 xcoffout_declare_function, xcoffout_source_line): Match above. 19592 19593 * aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -mpowerpc64 without 19594 -maix64 is error. 19595 * rs6000.c (print_operand): Fix lossage typo. 19596 (output_cbranch): Remove "cr" decoration for now. 19597 * rs6000.h (ASM_OUTPUT_DEF_FROM_DECLS): Make alias 'const char *'. 19598 19599Sat May 6 06:55:32 2000 Denis Chertykov <denisc@overta.ru> 19600 19601 * config/avr/avr.c (out_shift_with_cnt): Bugfix for shift by 19602 constant count. 19603 196042000-05-05 Bruce Korb <bkorb@gnu.org> 19605 19606 * fixinc/genfixes: Improve the matching for make target names 19607 196082000-05-05 Catherine Moore <clm@cygnus.com> 19609 19610 * c-common.c (decl_attributes): For TYPE_DECLs attach the 19611 attribute to the decl. 19612 * c-decl.c (pushdecl): Propagate the USED attribute to the 19613 type copy. 19614 196152000-05-05 Richard Henderson <rth@cygnus.com> 19616 19617 * rtlanal.c (reg_overlap_mentioned_p): Treat parallels in the 19618 same way emit_group_load does. 19619 196202000-05-05 Mark Elbrecht <snowball3@bigfoot.com> 19621 19622 * gcc.c (set_input) [HAVE_DOS_STYLE_FILE_SYSTEM]: Skip drive name. 19623 19624 * toplev.c (output_file_directive): Use IS_DIR_SEPARATOR. 19625 (main): Likewise. 19626 196272000-05-05 Rodney Brown <RodneyBrown@mynd.com> 19628 19629 * pa.h (FUNCTION_ARG_ADVANCE): Warning removal. 19630 19631Fri May 5 10:29:21 2000 Marc Espie <espie@cvs.openbsd.org> 19632 19633 * config/openbsd.h (LINK_SPEC): pass correct flags to ld 19634 to support -shared, on platforms with dynamic libraries. 19635 19636Fri May 5 10:27:06 2000 Philippe De Muyter <phdm@macqel.be> 19637 19638 * system.h (S_ISBLK): Provide fallback definition. 19639 196402000-05-05 Geoff Berry <geoffb@bops.com> 19641 19642 * extend.texi (Extended Asm): Document inability to give asm 19643 statements access to condition codes. 19644 196452000-05-05 Marek Michalkiewicz <marekm@linux.org.pl> 19646 19647 * varasm.c (asm_emit_uninitialised): Use 0, not NULL 19648 as arg 2 of UNIQUE_SECTION. 19649 19650Fri May 5 10:11:41 2000 Jeffrey A Law (law@cygnus.com) 19651 19652 * predict.c: Remove May 4 change. 19653 * bb-reorder.c (make_reorder_chain): Do not perform block movement 19654 if we have predicted the branch at 50-50 probability. 19655 196562000-05-05 Richard Henderson <rth@cygnus.com> 19657 19658 * flow.c (init_propagate_block_info): Fix merge error 19659 in HAVE_conditional_execution code. 19660 19661Fri May 5 07:43:50 2000 Denis Chertykov <denisc@overta.ru> 19662 19663 * config/avr/avr.c (out_shift_with_cnt): Genetare a more optimal 19664 shift cycle for unknown shift count. Also generates dec + brpl. 19665 (ashlqi3_out): Don't generate dec + brpl which now generates by 19666 `out_shift_with_cnt'. 19667 (ashlhi3_out): Likewise. 19668 (ashlsi3_out): Likewise. 19669 (ashrqi3_out): Likewise. 19670 (ashrhi3_out): Likewise. 19671 (ashrsi3_out): Likewise. 19672 (lshrqi3_out): Likewise. 19673 (lshrhi3_out): Likewise. 19674 (lshrsi3_out): Likewise. 19675 196762000-05-04 Mark Elbrecht <snowball3@bigfoot.com> 19677 19678 * gcc.c (free_split_directories): Correct typo in explanation 19679 of make_relative_prefix. 19680 196812000-05-04 Geoff Keating <geoffk@cygnus.com> 19682 19683 * config/rs6000/rs6000.h (PREDICATE_CODES): Add floating-point 19684 comparison codes to branch_comparison_operator. 19685 196862000-05-04 Richard Henderson <rth@cygnus.com> 19687 19688 * ifcvt.c (noce_process_if_block): Always reset X in the A == B case. 19689 196902000-05-04 Richard Henderson <rth@cygnus.com> 19691 19692 * Makefile.in (FPBIT_FUNCS): Remove _df_to_usi. 19693 (DPBIT_FUNCS): Remove _sf_to_usi. 19694 (stmp-multilib): Pass LIB1ASMSRC to libgcc.mk. 19695 19696 * ifcvt.c (noce_process_if_block): Fail if A or B modified 19697 between condition and jump. 19698 19699 * libgcc2.c (near eh_context_specific): Comment #endif string. 19700 * longlong.h: Don't use strings with embedded newlines. 19701 197022000-05-04 Geoff Keating <geoffk@cygnus.com> 19703 19704 * config/rs6000/rs6000-protos.h: Add output_cbranch. 19705 * config/rs6000/rs6000.c (ccr_bit_negated_p): Delete. 19706 (print_operand): Delete %t and %T codes. 19707 (output_cbranch): New function. Support branch prediction. 19708 * config/rs6000/rs6000.md: Use output_cbranch for 19709 conditional branches and returns. 19710 197112000-05-04 Jason Merrill <jason@casey.cygnus.com> 19712 19713 * simplify-rtx.c (simplify_ternary_operation): Cast to unsigned. 19714 * stor-layout.c (place_field): Likewise. 19715 * integrate.h (struct inline_remap): Make regno_pointer_align unsigned. 19716 * expr.c (store_expr): Make align unsigned. 19717 * explow.c (plus_constant_wide): Make low words unsigned. 19718 * expmed.c (choose_multiplier): Likewise. 19719 * fold-const.c (fold): Likewise. 19720 * tree.h (build_int_2): Likewise. 19721 * tree.c (build_int_2_wide, tree_int_cst_msb): Likewise. 19722 * emit-rtl.c (gen_reg_rtx): Add cast to unsigned char*. 19723 (init_emit): Change cast to unsigned char*. 19724 * varasm.c (compare_constant_1): Add cast to char*. 19725 * gcse.c (delete_null_pointer_checks): Change cast to unsigned int*. 19726 * reload1.c (reload): Likewise. 19727 19728 * rtl.h (MEM_SET_IN_STRUCT_P): Use do { } while (0). 19729 19730Thu May 4 14:37:23 2000 Jeffrey A Law (law@cygnus.com) 19731 19732 * predict.c (estimate_probability): If no prediction was found, then 19733 predict the successor that is the next physical block (if such a 19734 successor exists). 19735 197362000-05-04 Richard Henderson <rth@cygnus.com> 19737 19738 * config/alpha/t-alpha (LIB2FUNCS_EXTRA): Use qrrnd.asm in place. 19739 197402000-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 19741 19742 * system.h: Don't wrap <sys/types.h> with HAVE_SYS_TYPES_H. 19743 197442000-05-04 Mumit Khan <khan@xraylith.wisc.edu> 19745 19746 * i386/cygwin.h (CPP_PREDEFINES): Don't define __STDC__. Move 19747 attribute macros from here ... 19748 (CPP_SPEC): to here. 19749 * i386/mingw32.h (CPP_PREDEFINES): Likewise. 19750 (CPP_SPEC): Likewise. 19751 * i386/crtdll.h (CPP_PREDEFINES): Delete attribute macros. 19752 19753 * Makefile.in ($(HOST_PREFIX_1)gensupport.o): Add build rule. 19754 (libgcc.a): Pass LIB1ASMSRC to libgcc.mk. 19755 197562000-05-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 19757 19758 * bb-reorder.c (get_next_bb_note, get_prev_bb_note): Prototype. 19759 19760 * diagnostic (vbuild_message_string, build_message_string, 19761 build_location_prefix, output_get_prefix, init_output_buffer, 19762 output_notice, vline_wrapper_message_with_location, 19763 v_message_with_decl, default_print_error_function): De-constify. 19764 (set_real_maximum_length): Prototype. 19765 19766 * diagnostic.h (struct output_buffer, init_output_buffer, 19767 output_get_prefix, output_set_prefix): De-constify. 19768 19769 * function.c (init_function_start): Constify. 19770 19771 * gensupport.c (remove_constraints, process_rtx): Prototype. 19772 19773 * gthr-posix.h: Indent uses of #pragma. 19774 19775 * objc/objc-act.c (ggc_mark_imp_list, ggc_mark_hash_table): 19776 Prototype. 19777 19778 * predict.c (find_expected_value): Delete prototype. 19779 (expected_value_to_br_prob): Initialize variable `ev_reg'. 19780 19781 * sbitmap.h (debug_sbitmap): Prototype. 19782 19783 * ssa.c (compute_coalesced_reg_partition): Prototype. 19784 19785 * stor-layout.c (debug_rli): Prototype. 19786 19787 * tree.h (round_down): Prototype. 19788 (init_function_start): Constify. 19789 197902000-05-04 Zack Weinberg <zack@wolery.cumb.org> 19791 19792 * cpphash.h: #define __extension__ away if GCC_VERSION < 2095 19793 (overly conservative). Change extern inline wrappers to 19794 static inline, define them always, use PARAMS properly. 19795 * cpplex.c (_cpp_get_directive_token): Don't issue pedantic 19796 whitespace warnings for \f and \v at the beginning of a line. 19797 19798Thu May 4 10:03:50 2000 Jeffrey A Law (law@cygnus.com) 19799 19800 * haifa-sched.c (schedule_insns): Free the flow edge list when it 19801 is no longer needed 19802 198032000-05-04 Bruce Korb <bkorb@gnu.org> 19804 19805 * fixincl/inclhack.def: added broken_cabs - 19806 Remove `extern double cabs' declarations from math.h 19807 * fixincl/inclhack.sh: regen 19808 * fixincl/fixincl.x: regen 19809 * fixincl/fixincl.c: Remove BOGOSITY code 19810 * fixincl/mkfixinc.sh: Remove code for installing "shell" version 19811 19812Thu May 4 09:45:12 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 19813 19814 * rtl.h (MEM_COPY_ATTRIBUTES): Also copy RTX_UNCHANGING_P and 19815 MEM_ALIAS_SET. 19816 * alias.c (canon_rtx): Don't copy RTX_UNCHANGING_P or MEM_ALIAS_SET 19817 when calling MEM_COPY_ATTRIBUTES. 19818 * emit-rtl.c (operand_subword, change_address): Likewise. 19819 * explow.c (stabilize): Likewise. 19820 * expr.c (protect_from_queue, emit_move_insn_1): Likewise. 19821 * integrate.c (copy_rtx_and_substitute): Likewise. 19822 * combine.c (combine_simplify_rtx): Don't copy RTX_UNCHANGING_P 19823 when calling MEM_COPY_ATTRIBUTES. 19824 (make_extraction, simplify_shift_const, gen_lowpart_for_combine): 19825 Likewise. 19826 * cse.c (gen_lowpart_if_possible): Likewise. 19827 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise. 19828 * optabs.c (gen_move_insn): Likewise. 19829 * recog.c (validate_replace_rtx_1): Likewise. 19830 * simplify-rtx.c (add_mem_for_addr): Likewise. 19831 * stmt.c (expand_anon_union_decl): Likewise. 19832 * config/arm/arm.md: Likewise. 19833 * config/h8300/h7300.c (fix_bit_operand): Likewise. 19834 * config/m88k/m88k.c (legitimize_address, block_move_loop): Likewise. 19835 (block_move_no_loop, block_move_sequence): Likewise. 19836 * config/rs6000/rs6000.c (expand_block_move_mem): Likewise. 19837 * config/alpha/alpha.c (get_aligned_mem): Likewise. 19838 Clear MEM_ALIAS_SET. 19839 * final.c (alter_subreg): Don't copy MEM_ALIAS_SET when calling 19840 MEM_COPY_ATTRIBUTES. 19841 198422000-05-03 Robert Lipe <robertlipe@usa.net> 19843 19844 * configure.in (i[34567]86-*-isc*) [tmake_file]: Add t-i386bare 19845 to suppress libgcc1. 19846 (i[34567]86-*-sco3.2v5*) Likewise. 19847 (i[34567]86-*-sco3.2v4*) Likewise. 19848 (i[34567]86-*-sco) Likewise. 19849 (i[34567]86-*-solaris2) Likewise. 19850 (i[34567]86-*-sysv5*) Likewise. 19851 (i[34567]86-*-sysv4*) Likewise. 19852 (i[34567]86-*-udk*) Likewise. 19853 (i[34567]86-*-sysv*) Likewise. 19854 198552000-05-03 Zack Weinberg <zack@wolery.cumb.org> 19856 19857 * cpphash.h (U): New define, to correct type of string constants. 19858 (ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr): New wrapper 19859 routines, to do casts when passing unsigned strings to libc. 19860 * cppexp.c, cppfiles.c, cpphash.c, cppinit.c, cpplib.c: Use them. 19861 19862 * cppfiles.c (_cpp_execute_include): Make filename an U_CHAR *. 19863 * cpphash.c (_cpp_quote_string): Make string an U_CHAR *. 19864 * cppinit.c (dump_special_to_buffer): Make macro name an U_CHAR *. 19865 * cpplex.c (parse_ifdef, parse_include, validate_else): Make 19866 second argument an U_CHAR *. 19867 19868 * cppinit.c (builtin_array): Make name and value U_CHAR *, add 19869 length field, clean up initializer. 19870 (ISTABLE): Add __extension__ to designated- 19871 initializers version. 19872 * cpplex.c (CHARTAB): Likewise. 19873 19874 * mbchar.c: Add dummy external declaration to the !MULTIBYTE_CHARS 19875 case so the file won't be empty. 19876 19877Wed May 3 21:01:46 2000 Jason Eckhardt <jle@cygnus.com> 19878 19879 * bb-reorder.c (struct reorder_block_def): Member succ removed. 19880 (REORDER_BLOCK_SUCC): Removed. 19881 (enum reorder_skip_type): Removed. 19882 (skip_insns_between_block): Renamed to skip_insns_after_block. 19883 Removed second argument. Removed dead code and cleaned up. 19884 (make_reorder_chain): Removed use of REORDER_BLOCK_SUCC. 19885 (reorder_basic_blocks): Remove use of REORDER_SKIP_AFTER. Removed 19886 second parameter to skip_insns_after_block. 19887 19888Wed May 3 13:29:54 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 19889 19890 * tree.c (staticp, case LABEL_DECL): New case. 19891 198922000-05-03 Richard Henderson <rth@cygnus.com> 19893 19894 * Makefile.in (start.encap): Do not depend on LIBGCC1. 19895 19896 * mklibgcc1.in: Fix typo last change. 19897 198982000-05-03 Jason Merrill <jason@casey.cygnus.com> 19899 19900 * Makefile.in (WARN_CFLAGS): Add -pedantic -Wno-long-long. 19901 (LOOSE_CFLAGS): New: CFLAGS without -pedantic and -Wtraditional. 19902 (GCC_CFLAGS): Use it. 19903 (LANG_FLAGS_TO_PASS): New: SUBDIR_FLAGS_TO_PASS with LOOSE_CFLAGS. 19904 * cp/Make-lang.in, java/Make-lang.in, f/Make-lang.in, ch/Make-lang.in, 19905 objc/Make-lang.in: Use it. 19906 199072000-05-03 Jason R Thorpe <thorpej@zembu.com> 19908 19909 * config/i386/i386.md (lshrqi2_cmpno): Use q not r in constraint. 19910 199112000-05-03 Richard Henderson <rth@cygnus.com> 19912 19913 * mklibgcc.in: Restrict OLDCC=GCC test to native. Equate 19914 LIBGCC1 empty with libgcc1.null. 19915 19916Wed May 3 12:55:46 2000 Jim Wilson <wilson@cygnus.com> 19917 19918 * fold-const.c (extract_muldiv, case MAX_EXPR): Don't allow signedness 19919 change. 19920 199212000-05-03 Greg McGary <gkm@gnu.org> 19922 19923 * tree.h (tree_common): Add bounded_flag member. Remove 19924 inaccurate comment about number of remaining bits. 19925 (BOUNDED_INDIRECT_TYPE_P, BOUNDED_POINTER_TYPE_P, 19926 BOUNDED_REFERENCE_TYPE_P, MAYBE_BOUNDED_INDIRECT_TYPE_P, 19927 MAYBE_BOUNDED_POINTER_TYPE_P, MAYBE_BOUNDED_REFERENCE_TYPE_P, 19928 TREE_BOUNDED, TYPE_MAIN_VARIANTS_PHYSICALLY_EQUAL_P, 19929 TYPE_MAIN_PHYSICAL_VARIANT, TYPE_BOUNDED): New macros. 19930 (TYPE_QUAL_BOUNDED): New constant. 19931 (TYPE_QUALS): Handle bounded qualifier. 19932 (TREE_EXPR_QUALS, TREE_FUNC_QUALS): New macros. 19933 (TYPE_BOUNDED_VALUE, TYPE_BOUNDED_BASE, TYPE_BOUNDED_EXTENT, 19934 TYPE_BOUNDED_SUBTYPE, TYPE_UNBOUNDED_VARIANT, TYPE_POINTER_DEPTH, 19935 TYPE_AMBIENT_BOUNDEDNESS): New macros. 19936 (MAX_POINTER_DEPTH, VA_LIST_POINTER_DEPTH): New constants. 19937 (tree_type): Add pointer_depth member. Remove 19938 inaccurate comment about number of remaining bits. 19939 (DECL_POINTER_DEPTH): Add macro. 19940 (tree_decl): Add pointer_depth member. 19941 19942Wed May 3 22:52:53 2000 Denis Chertykov <denisc@overta.ru> 19943 19944 * config/avr/avr-protos.h (test_hard_reg_class): Declared. 19945 * config/avr/avr.c (ashrhi3_out): optimized shift by 15. 19946 (lshrhi3_out): Likewise. 19947 (ashrsi3_out): bugfix in shift by 8. 19948 (test_hard_reg_class): New function. 19949 * config/avr/avr.md: Bugfix inside conditions in peepholes. 19950 (ashlhi3): removed define_expand of this pattern. 19951 (*ashlhi3_insn): renamed to ashlhi3. 19952 (ashlsi3): removed define_expand of this pattern. 19953 (*ashlsi3_insn): renamed to ashlsi3. 19954 (ashrqi3): removed define_expand of this pattern. 19955 (*ashrqi3_insn): renamed to ashrqi3. 19956 (ashrhi3): removed define_expand of this pattern. 19957 (*ashrhi3_insn): renamed to ashrhi3. 19958 (ashrsi3): removed define_expand of this pattern. 19959 (*ashrsi3_insn): renamed to ashrsi3. 19960 (lshrhi3): removed define_expand of this pattern. 19961 (*lshrhi3_insn): renamed to lshrhi3. 19962 (lshrsi3): removed define_expand of this pattern. 19963 (*lshrsi3_insn): renamed to lshrsi3. 19964 199652000-05-03 Rodney Brown <RodneyBrown@pmsc.com> 19966 19967 * config/mcore/mcore.c: Replacing inclusion of "stdio,h" with 19968 inclusion of "system.h". 19969 19970Wed May 3 11:43:53 2000 Jim Wilson <wilson@cygnus.com> 19971 19972 * config/ia64/ia64.c (ia64_encode_section_info): Add check for 19973 TREE_ASM_WRITTEN. 19974 199752000-05-03 David Mosberger <davidm@hpl.hp.com> 19976 19977 * config/ia64/ia64.c (ia64_override_options): Force -mconstant-gp 19978 if -mauto-pic is on. 19979 (ia64_epilogue_uses): Mark "gp" (r1) as used by the epilogue if 19980 -mconstant-gp is in effect and function-descriptors are being used 19981 to make indirect calls. 19982 * config/ia64/ia64.h (MASK_CONST_GP): New macro. 19983 (MASK_AUTO_PIC): Ditto. 19984 (TARGET_CONST_GP): Ditto. 19985 (TARGET_AUTO_PIC): Ditto. 19986 (TARGET_SWITCHES): Add -mconstant-gp and -mauto-pic options. 19987 (ASM_OUTPUT_DOUBLE_INT): Don't generate @fptr() if -mauto-pic or 19988 -mno-pic is in effect. 19989 (ASM_OUTPUT_XDATA_DOUBLE_INT): Ditto. 19990 * config/ia64/ia64.md (movdi): Use gen_load_gprel64() if 19991 -mauto-pic is in effect. 19992 (gprel64_offset): New pattern. 19993 (load_gprel64): Ditto. 19994 (call): Handle -mauto-pic like -mno-pic (don't use fptr). If 19995 -mconstant-gp is in effect, no need to preserve gp around direct 19996 calls. 19997 (call_value): Ditto. 19998 * config/ia64/linux.h (PROFILE_BEFORE_PROLOGUE): Define. 19999 (FUNCTION_PROFILER): Define. 20000 * config/ia64/sysv4.h (ASM_OUTPUT_CONSTRUCTOR): Don't generate 20001 @fptr() directive when -mno-pic or -mauto-pic is in effect. 20002 (ASM_OUTPUT_DESTRUCTOR): Ditto. 20003 200042000-05-03 Richard Henderson <rth@cygnus.com> 20005 20006 * Makefile.in (STAGESTUFF): Add libgcc libgcc.mk. 20007 (libgcc1.null, libgcc1.cross, libgcc1.a): Remove targets. 20008 (libgcc1-asm.a, libgcc1.S, libgcc2.a): Remove targets. 20009 (mklibgcc, libgcc.mk): New targets. 20010 (libgcc.a): Use libgcc.mk. 20011 (stmp-multilib): Likewise. 20012 (stmp-multilib-sub): Remove. 20013 (mostlyclean): Don't delete libgcc2 temp files. 20014 * configure.in (AC_PROG_CC_C_O): Add. 20015 (NO_MINUS_C_MINUS_O): Substitute it. 20016 (all_outputs): Add mklibgcc. 20017 * mklibgcc.in: New file. 20018 200192000-05-03 Jason Merrill <jason@casey.cygnus.com> 20020 20021 * cppexp.c (op_t): Make an int. 20022 20023 * rtlanal.c (dead_or_set_regno_p): Remove unused variable. 20024 20025 * varasm.c (initializer_constant_valid_p): Fix parenthesis. 20026 20027 * gensupport.c (process_rtx): Fix macros used. 20028 200292000-05-03 Richard Henderson <rth@cygnus.com> 20030 20031 * flow.c (propagate_one_insn): Also don't PROP_REG_INFO for 20032 call-clobbered registers of a call. 20033 20034Wed May 3 12:40:53 2000 Clinton Popetz <cpopetz@cygnus.com> 20035 20036 * gensupport.c: New file. 20037 * gensupport.h: New file. 20038 * Makefile.in (HOST_RTL): Depend on gensupport. 20039 (gensupport.o) New rule. 20040 * genattr.c: Use gensupport for reading .md files. 20041 * genattrtab.c: Ditto. 20042 * gencodes.c: Ditto. 20043 * genconfig.c: Ditto. 20044 * genemit.c: Ditto. 20045 * genextract.c: Ditto. 20046 * genflags.c: Ditto. 20047 * genopinit.c: Ditto. 20048 * genoutput.c: Ditto. 20049 * genpeep.c: Ditto. 20050 * genrecog.c: Ditto. 20051 * rtl.def (define_insn_and_split): New DEF_RTL_EXPR. 20052 * md.texi (Insn Splitting): Document define_insn_and_split. 20053 20054Tue May 2 00:20:30 2000 Jason Eckhardt <jle@cygnus.com> 20055 20056 * flow.c (verify_flow_info): Added two more sanity checks. The 20057 first checks that the blocks are numbered consecutively. The second 20058 checks that n_basic_blocks is actually equal to the number of 20059 basic blocks in the insn chain. 20060 200612000-05-03 Zack Weinberg <zack@wolery.cumb.org> 20062 20063 * cpplib.h: Add accessor macros for token lists. 20064 * cpplib.c, cpphash.c, cpplex.c: Use them. 20065 20066Wed May 3 09:29:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 20067 20068 * expr.c (expand_expr, case COMPONENT_REF): Don't check for checking 20069 memory usage if not in a function. 20070 * varasm.c (initializer_constant_valid_p, case ADDR_EXPR): Only 20071 return address if static. 20072 20073Wed May 3 13:14:49 MET DST 2000 Jan Hubicka <jh@suse.cz> 20074 20075 * ifcvt.c (noce_try_cmove_arith): Use may_trap_p to thest 20076 whether address may trap. 20077 20078Tue May 2 23:38:37 2000 Jason Eckhardt <jle@cygnus.com> 20079 20080 * bb-reorder (chain_reorder_blocks): Changed code to test for 20081 EDGE_FALLTHRU rather than making erroneous assumption that the 20082 first outgoing edge is the fall-through edge. 20083 20084Tue May 2 18:20:31 2000 Donald Lindsay <dlindsay@hound.cygnus.com> 20085 20086 * config/mips/mips.c (mips_build_va_list,mips_va_start,mips_va_arg): new 20087 ABI for varargs, across all MIPS. This is incompatible because the 20088 va_list (__builtin_va_list) structure is different, so a compilation 20089 unit passing a va_list and a compilation unit being passed one, should 20090 both be compiled with the same ABI. (The old structure had two 20091 pointers, now it has three.) 20092 20093Tue May 2 19:18:43 2000 Jason Eckhardt <jle@cygnus.com> 20094 20095 * bb-reorder.c (struct reorder_block_def): Remove members end, 20096 block_begin, and block_end. 20097 (REORDER_BLOCK_OLD_END): Delete. 20098 (REORDER_BLOCK_BEGIN): Delete. 20099 (REORDER_BLOCK_END): Delete. 20100 (chain_reorder_blocks): Remove dead code. 20101 20102Tue May 2 17:06:53 2000 Jason Eckhardt <jle@cygnus.com> 20103 20104 * bb-reorder.c (remove_scope_notes): Check for both types of scope 20105 notes as the end of a basic block before deleting. 20106 201072000-05-02 Mumit Khan <khan@xraylith.wisc.edu> 20108 20109 * final.c (final_start_function): Fix spelling of "necessary". 20110 201112000-05-02 Jason Merrill <jason@casey.cygnus.com> 20112 20113 * toplev.c (debug_ignore_block): Return int. 20114 * dwarf2out.c (dwarf2out_ignore_block): Likewise. 20115 * toplev.h, dwarf2out.h: Adjust. 20116 * emit-rtl.c (remove_unnecessary_notes): Test return value. 20117 20118 * emit-rtl.c (remove_unnecessary_notes): Fix spelling of "necessary". 20119 * toplev.c, final.c, rtl.h: Adjust. 20120 201212000-05-02 Zack Weinberg <zack@wolery.cumb.org> 20122 20123 * aclocal.m4 (gcc_AC_CHECK_PROG_VER): New macro. 20124 * configure.in: Look for makeinfo in the unified tree, then 20125 for a system makeinfo which is sufficiently new. 20126 * Makefile.in: If configure says makeinfo is too old, don't 20127 build or install Info documentation. 20128 201292000-05-02 Zack Weinberg <zack@wolery.cumb.org> 20130 20131 * cpphash.c (collect_params): Fix off-by-one error. 20132 (dump_hash_helper): Dump all four macro nodetypes. 20133 201342000-05-02 Jakub Jelinek <jakub@redhat.com> 20135 20136 * cpphash.c (trad_stringify): Adjust p after stringification as 20137 well. 20138 201392000-05-02 Zack Weinberg <zack@wolery.cumb.org> 20140 20141 * cpplib.h (CPP_POP, parse_cleanup_t): Delete. 20142 (cpp_buffer): Remove cleanup, seen_eof, manual_pop members. 20143 20144 * cppfiles.c (file_cleanup): Delete. 20145 * cpphash.c (macro_cleanup): Delete. 20146 (collect_objlike_expansion, collect_funlike_expansion, 20147 macarg, scan_arguments): Remove CPP_POP case. 20148 20149 * cpplex.c (null_cleanup): Delete. 20150 (cpp_pop_buffer): Do the work that was done in the cleanups 20151 here. Call _cpp_unwind_if_stack from here. 20152 (_cpp_expand_to_buffer, cpp_scan_buffer_nooutput, 20153 cpp_scan_buffer): Run until we see CPP_EOF and the top of 20154 stack is the buffer _below_ the one we stacked. 20155 (cpp_get_token): Always pop an exhausted buffer. Return 20156 CPP_EOF unless it's a macro buffer. Don't call _cpp_handle_eof. 20157 * cpplib.c (skip_if_group): Don't call cpp_get_token to 20158 increment the line number. 20159 (_cpp_handle_eof): Rename to _cpp_unwind_if_stack. 20160 20161 * fix-header.c (read_scan_file) [parsing getchar()]: Run until 20162 we see CPP_EOF and the top of stack is the buffer _below_ the 20163 one we stacked. 20164 * scan-decls.c: Likewise. 20165 201662000-05-02 Andrew Haley <aph@cygnus.com> 20167 20168 * config/ia64/ia64.c (ia64_encode_section_info): Handle the case 20169 where this function is called for the second time on a decl that 20170 has had its section info changed in such a way as to move it out 20171 of small data/bss. 20172 * config/ia64/ia64.h (REDO_SECTION_INFO_P): New definition. 20173 201742000-05-01 Richard Henderson <rth@cygnus.com> 20175 20176 * ifcvt.c (dead_or_predicable): Set merge_bb->end to the insn before 20177 the sequence we're moving, not to merge_bb->head. 20178 201792000-05-01 Richard Henderson <rth@cygnus.com> 20180 20181 * configure.in (alpha*-*-linux-gnulibc1*) [tmake_file]: Remove 20182 reference to alpha/t-linux. 20183 (alpha*-*-linux-gnu*): Likewise. 20184 * configure: Rebuild. 20185 20186 * calls.c (expand_call): Don't emit reg notes for a sibcall. 20187 20188 * flow.c (calculate_global_regs_live): Skip for_each_successor_phi 20189 if not in SSA form. 20190 20191 * ifcvt.c (if_convert): Only verify_flow_info if ENABLE_CHECKING. 20192 201932000-05-01 Jason Merrill <jason@casey.cygnus.com> 20194 20195 * integrate.c (copy_decl_for_inlining): Copy TREE_READONLY and 20196 TREE_THIS_VOLATILE. 20197 201982000-05-01 Richard Henderson <rth@cygnus.com> 20199 20200 * ifcvt.c (noce_emit_cmove): Conditionally compile call to 20201 emit_conditional_move. 20202 202032000-05-01 Jakub Jelinek <jakub@redhat.com> 20204 20205 * config/ia64/linux.h (LINK_SPEC): Use /lib/ld-linux-ia64.so.1 20206 as the dynamic linker. 20207 202082000-05-01 Zack Weinberg <zack@wolery.cumb.org> 20209 20210 * cppfiles.c (open_include_file): Open file in blocking mode. 20211 (read_include_file): Don't fcntl(fd, F_SETFL, 0) anymore. 20212 Only exclude block devices and directories. 20213 20214 * cpphash.c (_cpp_make_hashnode): Rename make_HASHNODE, now 20215 static. Allocate the hashnode and its string in the same 20216 block of memory. 20217 (del_HASHNODE): Don't free h->name. 20218 (_cpp_lookup): If there is no entry for this string, create 20219 one, of type T_VOID. 20220 (_cpp_lookup_slot): Delete. 20221 * cpphash.h: Update prototypes. 20222 20223 * cpplex.c (maybe_macroexpand): Check for hp->type == T_VOID, 20224 not hp == NULL. 20225 * cpplib.c (do_define, do_undef, do_pragma_poison, do_assert, 20226 do_unassert, cpp_defined): Use _cpp_lookup. Don't create a 20227 node here, just fill in the value field properly. "Delete" 20228 entries by setting the value field to T_VOID. Check for 20229 hp->type == T_VOID, not hp == NULL. 20230 20231 * Makefile.in (cpplib.o): Don't depend on $(HASHTAB_H). 20232 * cpperror.c, cppexp.c, cpplex.c, cpplib.c: Don't include 20233 hashtab.h. 20234 202352000-05-01 Alexandre Oliva <aoliva@cygnus.com> 20236 20237 * config/mn10300/mn10300.c (print_operand_address): Do not add 20238 zero to SP. 20239 20240 * config/mn10300/mn10300.c (expand_epilogue): If SP is to be 20241 adjusted by less than 256 bytes, use ret regardless of having any 20242 callee-saved register to restore. 20243 202442000-05-01 Laurynas Biveinis <lauras@softhome.net> 20245 20246 * tm.texi (TARGET_HAS_F_SETFLKW): Fix typo. 20247 202482000-05-01 Mark Elbrecht <snowball3@bigfoot.com> 20249 20250 * config/i386/djgpp.h (INT_ASM_OP): Define. 20251 (CPP_PREDEFINES): Rename MSDOS to __MSDOS__. 20252 (ASM_WEAKEN_LABEL): Define. 20253 (MASK_BNU210): Define. 20254 (SUBTARGET_SWITCHES): Define. 20255 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Define. 20256 (MAKE_DECL_ONE_ONLY): Define. 20257 (UNIQUE_SECTION_P, UNIQUE_SECTION): Define. 20258 202592000-05-01 Mumit Khan <khan@xraylith.wisc.edu> 20260 20261 * i386/cygwin.h (INT_ASM_OP): Define. 20262 20263Mon May 1 18:20:06 2000 Denis Chertykov <denisc@overta.ru> 20264 20265 * config/avr/avr.c (address_cost): renamed to avr_address_cost. 20266 * config/avr/avr.h (ADDRESS_COST): use avr_address_cost. 20267 20268Mon May 1 17:50:44 2000 Denis Chertykov <denisc@overta.ru> 20269 20270 * config/avr/avr.c (asm_file_start): output 0 as r0 and 1 as r1 in 20271 __tmp_reg__ and __zero_reg__ initialization. 20272 202732000-04-30 Richard Henderson <rth@cygnus.com> 20274 20275 * flow.c (propagate_one_insn): Mark sets even when the insn is dead. 20276 20277 * ifcvt.c (noce_process_if_block): Fail the conversion if X is 20278 referenced bewteen the condition and the jump. Don't delete 20279 anything but the jump. 20280 20281Sun Apr 30 22:48:24 2000 Jason Eckhardt <jle@cygnus.com> 20282 20283 * bb-reorder.c (scope_def): New struct. 20284 (scope_forest_info): New struct. 20285 (struct reorder_block_def): New member "scope". 20286 (REORDER_BLOCK_SCOPE): New macro. 20287 (relate_bbs_with_scopes): New function and prototype. 20288 (make_new_scope): Likewise. 20289 (build_scope_forest): Likewise. 20290 (remove_scope_notes): Likewise. 20291 (insert_intra_1): Likewise. 20292 (insert_intra_bb_scope_notes): Likewise. 20293 (insert_inter_bb_scope_notes): Likewise. 20294 (rebuild_scope_notes): Likewise. 20295 (free_scope_forest_1): Likewise. 20296 (free_scope_forest): Likewise. 20297 (dump_scope_forest): Likewise. 20298 (dump_scope_forest_1): Likewise. 20299 (chain_reorder_blocks): Set REORDER_BLOCK_SCOPE for new block. 20300 Update REORDER_BLOCK_EFF_HEAD and REORDER_BLOCK_EFF_END for new 20301 block. 20302 (reorder_basic_blocks): Added calls to build_scope_scope_forest 20303 and remove_scope_notes before reordering is done. Added calls to 20304 rebuild_scope_notes, free_scope_forest, and reorder_blocks after 20305 after reordering is done. 20306 203072000-40-30 Bruce Korb <bkorb@gnu.org> 20308 20309 * fixinc/inclhack.def: Added definitions needed by OSR5, 20310 removed two stale entries (defined away with OLD_CPP). 20311 * fixinc/inclhack.sh: regen 20312 * fixinc/fixincl.x: regen 20313 203142000-04-30 Richard Henderson <rth@cygnus.com> 20315 20316 * ifcvt.c (dead_or_predicable): Manually squeeze non-movable notes 20317 from the last insn in the sequence. 20318 203192000-04-30 Zack Weinberg <zack@wolery.cumb.org> 20320 20321 * cpplex.c (cpp_idcmp): New function. 20322 * cpplib.h: Prototype it. 20323 * scan_decls.c (scan_decls): Use it to inspect token names. 20324 * fix-header.c (read_scan_file): Likewise. Set system_header_p on 20325 the file being run through the preprocessor. 20326 (check_macro_names): Provide length of token to cpp_defined. 20327 20328 * Makefile.in: Remove stale warning message. 20329 20330 * cppfiles.c (redundant_include_p): Provide length of token to 20331 cpp_defined. 20332 * cpphash.c (_cpp_make_hashnode, _cpp_lookup_slot): Hash 20333 values are unsigned int. 20334 (_cpp_lookup, _cpp_lookup_slot): Do not calculate the length. 20335 (_cpp_lookup_slot): Do not calculate the hash, either. 20336 * cpphash.h: Update prototypes. 20337 * cpplib.c (do_define, do_undef, do_pragma_poison, do_assert): 20338 Hashes are unsigned int. Calculate hash here, pass by value 20339 to _cpp_lookup_slot. 20340 203412000-04-30 Bernd Schmidt <bernds@cygnus.co.uk> 20342 20343 * simplify-rtx.c (check_value_useless): Delete function. 20344 (discard_useless_locs): Don't call it; manage N_USELES_VALUES counter 20345 by hand. 20346 (cselib_invalidate_regno): Likewise. 20347 (cselib_invalidate_mem_1): Likewise. 20348 (references_value_p): Recognize useless values by the fact that they 20349 have no locations. 20350 (discard_useless_values): Likewise. 20351 (cselib_record_set): This may turn a useless value 20352 into a useful one. 20353 203542000-04-30 Richard Henderson <rth@cygnus.com> 20355 20356 * config/d30v: New port. 20357 20358 * configure.in (d30v-*): Set fp format. 20359 * configure: Rebuild. 20360 203612000-04-30 Richard Henderson <rth@cygnus.com> 20362 20363 * ifcvt.c: New file. 20364 * Makefile.in (OBJS): Add it. 20365 (ifcvt.o): New target. 20366 * jump.c (jump_optimize_1): Remove all code related to if-conversion, 20367 and conditional arithmetic. 20368 (find_insert_position): Remove. 20369 * timevar.def (TV_IFCVT, TV_IFCVT2): New. 20370 * toplev.c (DFI_ce, DFI_ce2): New. 20371 (dump_file): Add ce and ce2 dumps. 20372 (rest_of_compilation): Run if_convert a couple o times. Set 20373 cse_not_expected after cse2. Don't set no_new_pseudos until 20374 after sched1 or recompute_reg_usage. 20375 203762000-04-30 Richard Henderson <rth@cygnus.com> 20377 20378 * config/alpha/t-crtbe (crtbegin.o): Add "-I.". 20379 (crtend.o, crtbeginS.o, crtendS.o): Likewise. 20380 203812000-04-30 Richard Henderson <rth@cygnus.com> 20382 20383 * flow.c (struct reg_cond_life_info): New. 20384 (struct propagate_block_info): Add reg_cond_dead and reg_cond_reg. 20385 (init_propagate_block_info): Initialize them. 20386 (free_propagate_block_info): Destruct them. 20387 (mark_set_1): Consider conditional life before killing a register. 20388 (mark_regno_cond_dead): New. 20389 (free_reg_cond_life_info): New. 20390 (flush_reg_cond_reg_1, flush_reg_cond_reg): New. 20391 (ior_reg_cond, not_reg_cond, nand_reg_cond): New. 20392 (mark_used_reg): Record conditional life. 20393 20394 * haifa-sched.c (schedule_insns): Disable death counting 20395 sanity check for HAVE_conditional_execution. 20396 203972000-04-30 Richard Henderson <rth@cygnus.com> 20398 20399 * Makefile.in (TIMEVAR_H): New. 20400 (ggc-simple.o, ggc-page.o, toplev.o, timevar.o): Use it. 20401 (timevar.h): Remove rule. 20402 204032000-04-29 Richard Henderson <rth@cygnus.com> 20404 20405 * config/alpha/crtend.asm: Use C comments instead of #. 20406 * config/alpha/crtbegin.asm: Likewise. Mark __dso_handle hidden. 20407 20408 * config/alpha/elf.h (SELECT_SECTION): Treat CONSTRUCTOR like VAR_DECL. 20409 204102000-04-29 Zack Weinberg <zack@wolery.cumb.org> 20411 20412 * cpphash.h (enum node_type: Take out T_MCONST. 20413 (union hashval): Move into struct hashnode. 20414 (struct hashnode): Pack tighter. Remove file, line, col 20415 members. 20416 * cpphash.c: Constify most of the macro-definition structures. 20417 (struct definition): Replace by struct object_defn 20418 and struct funct_defn. Put file, line, column information 20419 here. All users updated to match. 20420 (_cpp_create_definition, _cpp_macroexpand): Remove special 20421 case for #define WORD OTHERWORD. 20422 * cpplib.c (do_undef): Remove T_MCONST case. 20423 20424 * cpphash.h: Move struct reflist, struct definition, and the 20425 DEFINITION typedef to cpphash.c. Use 'struct definition *' in 20426 union hashval. _cpp_free_definition takes a HASHNODE pointer. 20427 * cpphash.c (_cpp_free_definition): Free data pointed to by 20428 MCONST, XCONST, MACRO, and FMACRO nodes properly. 20429 (_cpp_create_definition, del_HASHNODE): Just call 20430 _cpp_free_definition to clear out a hashnode. 20431 * cpplib.c (do_pragma_poison): Likewise. 20432 20433Sat Apr 29 12:25:17 2000 Alexandre Oliva <aoliva@cygnus.com> 20434 20435 * config/mn10300/mn10300.h (FIRST_DATA_REGNUM, 20436 LAST_DATA_REGNUM, FIRST_ADDRESS_REGNUM, LAST_ADDRESS_REGNUM, 20437 FIRST_EXTENDED_REGNUM, LAST_EXTENDED_REGNUM): New macros. 20438 (REGNO_SP_P): Redefine in terms of STACK_POINTER_REGNUM. 20439 (REGNO_DATA_P, REGNO_ADDRESS_P, REGNO_EXTENDED_P, 20440 REGNO_AM33_P): Redefine in terms of the new macros. 20441 (CONDITIONAL_REGISTER_USAGE, REGNO_REG_CLASS): Likewise. 20442 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P, 20443 STRUCT_VALUE): Likewise. 20444 (STACK_POINTER_REGNUM, FRAME_POINTER_REGNUM, 20445 ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Likewise. Moved. 20446 20447Sat Apr 29 01:18:45 MET DST 2000 Jan Hubicka <jh@suse.cz> 20448 20449 * regmove.c (struct record_stack_memrefs_data): New. 20450 (record_stack_memrefs): New function. 20451 (combine_stack_adjustments_for_block): Use it. 20452 20453Sat Apr 29 01:15:27 MET DST 2000 Jan Hubicka <jh@suse.cz> 20454 20455 * calls.c (calls_function_1): Properly handle TREE_LIST expressions; 20456 use special_function_p to detect alloca. 20457 20458Fri Apr 28 16:30:33 2000 Marc Espie <espie@cvs.openbsd.org> 20459 20460 * gcc.texi: Fixes for makeinfo 4.0 --html. 20461 204622000-04-28 Zack Weinberg <zack@wolery.cumb.org> 20463 20464 * pcp.h: Delete file. 20465 204662000-04-28 Kazu Hirata <kazu@hxi.com> 20467 20468 * h8300.c (function_epilogue): Clean up flags when the last insn 20469 in a function is a barrier. 20470 204712000-04-28 Chris Demetriou <cgd@sibyte.com> 20472 20473 * configure.in (sparc-hal-solaris2*): protect [] glob from 20474 my expansion. 20475 (mips*-*-ecoff*, mips*-*-elf*, mips*-*-*): use MASK_ defines 20476 rather than hard-coded constants in target_cpu_default2. 20477 * configure: Regenerate. 20478 204792000-04-28 Jason Merrill <jason@casey.cygnus.com> 20480 20481 * tree.c (get_callee_fndecl): Extract the initial value from 20482 a readonly decl. 20483 204842000-04-28 Richard Henderson <rth@cygnus.com> 20485 20486 * varasm.c (record_constant_1): Record the CODE_LABEL when 20487 taking the address of a LABEL_REF. 20488 204892000-04-28 Richard Henderson <rth@cygnus.com> 20490 Jan Hubicka <jh@suse.cz> 20491 20492 * calls.c (combine_pending_stack_adjustment_and_call): Return the 20493 adjustment; don't do the stack adjust. 20494 (expand_call): Call compute_argument_block_size right before 20495 allocating the block; update comment; don't do alignment sanity 20496 checking for sibling call; use args_size instead of 20497 unadjusted_args_size before args_size is adjusted. Use 20498 combine_pending_stack_adjustment_and_call to compute stack adjust 20499 for must_preallocate case. 20500 20501 * expr.c (push_block): Remove shadow `temp' in inner scope. 20502 205032000-04-28 Jason Merrill <jason@casey.cygnus.com> 20504 20505 * toplev.c (rest_of_compilation): Call 20506 note_deferral_of_defined_inline_function even if the function 20507 can't be inlined. 20508 205092000-04-28 Scott Bambrough <scottb@netwinder.org> 20510 20511 * cpplex.c (_cpp_scan_line): Fix buffer overwrite. 20512 205132000-04-28 Richard Henderson <rth@cygnus.com> 20514 20515 * toplev.c (rest_of_type_compilation): Fix sdb TIMEVAR typo. 20516 205172000-04-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 20518 20519 * timevar.c (init_timevar): DeANSIfy function definition. 20520 205212000-04-27 Alex Samuel <samuel@codesourcery.com> 20522 20523 * Makefile.in (timevar.o): Depend on flags.h. 20524 * timevar.c (unused_stack_instances): New variable. 20525 (timevar_push): Take a timevar_stack_def from 20526 unused_stack_instances if available. 20527 (timevar_pop): Push the popped timevar_stack_def onto 20528 unused_stack_instances. 20529 (TIMEVAR_ENABLE): New macro. 20530 (timevar_def): Make standalone a 1-bit field. Add field used. 20531 (get_time): Rename parameter to now. Return after clearing it if 20532 not TIMEVAR_ENABLE. 20533 (init_timevar): Do nothing if not TIMEVAR_ENABLE. 20534 (timevar_pop): Likewise. 20535 (timevar_stop): Likewise. 20536 (timevar_push): Likewise. Mark the timing variable as used. 20537 (timevar_start): Likewise. 20538 (timevar_print): Do nothing if not TIMEVAR_ENABLE. Don't print 20539 timevars that were never used. 20540 205412000-04-27 Mark Mitchell <mark@codesourcery.com> 20542 20543 * c-common.c (c_apply_type_quals_to_decl): REFERENCE_TYPES are 20544 always TREE_READONLY. 20545 205462000-04-27 Ulrich Drepper <drepper@cygnus.com> 20547 20548 * i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Generate mem reference 20549 for call instruction with mode QImode. 20550 205512000-04-27 Alex Samuel <samuel@codesourcery.com> 20552 20553 * Makefile.in (OBJS): Add timevar.o. 20554 (toplev.o): Depend on timevar.h. 20555 (ggc-simple.o): Likewise. 20556 (ggc-page.o): Likewise. 20557 (timevar.o): New rule. 20558 (timevar.h): New rule. 20559 20560 * timevar.h: New file. 20561 * timevar.c: Likewise. 20562 * timevar.def: Likewise. 20563 20564 * toplev.h (gc_time, parse_time, varconst_time): Remove. 20565 * toplev.c: Use timevar_push and timevar_pop instead of TIMEVAR 20566 throughout. 20567 (TIMEVAR): Remove macro. 20568 (gc_time, parse_time, varconst_time, integration_time, jump_time, 20569 cse_time, gcse_time, loop_time, cse2_time, branch_prob_time, 20570 flow_time, combine_time, regmove_time, sched_time, 20571 local_alloc_time, global_alloc_time, flow2_time, peephole2_time, 20572 sched2_time, dbr_sched_time, reorder_blocks_time, 20573 rename_registers_time, shorten_branch_time, stack_reg_time, 20574 to_ssa_time, from_ssa_time, final_time, symout_time, dump_time, 20575 all_time): Remove. 20576 (compile_file): Don't initialize time variables. Call 20577 init_timevar and start TV_TOTAL timer. Call timevar_print instead 20578 of many calls to print_time. 20579 (rest_of_compilation): Add timing for reload_cse_regs. 20580 (get_run_time): Removed to timevar.c. 20581 (print_time): Likewise. 20582 (get_run_time): Implement using TV_TOTAL time variable. 20583 (print_time): Get total run time from get_run_time. 20584 * ggc-page.c (ggc_collect): Push and pop TV_GC instead of 20585 computing elapsed time explicitly. 20586 * ggc-simple.c (ggc_collect): Likewise. 20587 (gc_time): Remove declaration. 20588 205892000-04-27 Mark Mitchell <mark@codesourcery.com> 20590 20591 * calls.c (combine_pending_stack_adjustment_and_call): New function. 20592 (expand_call): Use it. 20593 205942000-04-27 Jan Hubicka <jh@suse.cz> 20595 20596 * flow.c (mark_set_1): Handle MEMs in ZERO_EXTRACT/SIGN_EXTRACT 20597 fields. 20598 20599Thu Apr 27 12:47:00 2000 Alexandre Oliva <aoliva@cygnus.com> 20600 20601 * config/mn10300/mn10300.md (movhi): Simplify. Prefer data 20602 registers. 20603 20604Thu Apr 27 17:33:05 MET DST 2000 Jan Hubicka <jh@suse.cz> 20605 20606 * function.c (epilogue_done): Pass whole insn to record_insns. 20607 20608Thu Apr 27 16:55:28 MET DST 2000 Jan Hubicka <jh@suse.cz> 20609 20610 * cse.c (CSE_ADDRESS_COST): Remove. 20611 (find_best_addr): Add new parameter "MODE", use address_cost instead 20612 of CSE_ADDRESS_COST 20613 (address_cost): New. 20614 (fold_rtx): Update call of find_best_addr. 20615 * rtl.h (address_cost): Declare. 20616 * loop.c (general_induction_var): Add new parameter "MODE", use 20617 address_cost instead of ADDRESS_COST 20618 (init_loop): Use address_cost instead of ADDRESS_COST. 20619 (check_insn_for_givs): Update call of general_induction_var. 20620 (find_mem_givs): Likewise. 20621 (consec_sets_giv): Likewise. 20622 * config/i386/i386.h (ADDRESS_COST): Call ix86_address_cost. 20623 * i386.c (ix86_address_cost): New. 20624 * i386-protos.h (ix86_address_cost): Declare. 20625 20626Thu Apr 27 11:45:16 2000 Alexandre Oliva <aoliva@cygnus.com> 20627 20628 * config/mn10300/mn10300.md (movqi): Simplify. Prefer data 20629 registers. 20630 20631Thu Apr 27 16:11:00 MET DST 2000 Jan Hubicka <jh@suse.cz> 20632 20633 * expr.c (store_expr): Use clear_storage instead of direct memset 20634 libcall. 20635 20636Thu Apr 27 10:36:51 2000 Alexandre Oliva <aoliva@cygnus.com> 20637 20638 * config/mn10300/mn10300.c (mn10300_address_cost): Test 20639 ASHIFT, AND and LABEL_REF. 20640 20641Thu Apr 27 15:08:46 MET DST 2000 Jan Hubicka <jh@suse.cz> 20642 20643 * invoke.texi (-foptimize-sibling-calls): Fix. 20644 20645Thu Apr 27 14:54:22 MET DST 2000 Jan Hubicka <jh@suse.cz> 20646 20647 * loop.c (load_mems) Don't use hard registers for the hoisting. 20648 20649 * unroll.c (unroll_loop): Avoid overflow in the n_iterations 20650 calculation; rename const_equiv array in the preconditioning code 20651 from loop_unroll to loop_unroll_precondition 20652 206532000-04-27 Richard Henderson <rth@cygnus.com> 20654 20655 * flow.c (struct propagate_block_info): Remove new_dead, new_live; 20656 add new_set. 20657 (propagate_one_insn): Clear it. Don't update reg_live here. 20658 (init_propagate_block_info): Update for pbi member changes. 20659 (free_propagate_block_info): Likewise. 20660 (mark_set_1): Know that zero_extract, sign_extract, and 20661 strict_low_part don't kill their argument. Alter hard subregs. 20662 Update new_set for non-CLOBBER sets. Update reg_live. 20663 (find_auto_inc): Update reg_live, not new_dead. 20664 (mark_used_reg): Update reg_live, not new_live. Examine new_set 20665 to determine if the reg in question was set this insn. Only update 20666 reg info with PROP_REG_INFO. 20667 206682000-04-26 Richard Henderson <rth@cygnus.com> 20669 20670 * flow.c (allocate_reg_life_data): Set max_regno here ... 20671 (life_analysis): ... not here. 20672 20673 * flow.c (calculate_global_regs_live): Force stack pointer 20674 live at end. 20675 206762000-04-26 Richard Henderson <rth@cygnus.com> 20677 20678 * jump.c (redirect_exp_1): Rework from old redirect_exp. Never 20679 commit change group changes. 20680 (invert_exp_1): Similarly. 20681 (redirect_exp, invert_exp): Use them. 20682 (redirect_jump_1): New. 20683 (invert_jump_1): New. 20684 (jump_optimize_1): Remove code subsumed by condexec.c. 20685 * rtl.h (invert_jump_1, redirect_jump_1): Declare. 20686 206872000-04-26 Richard Henderson <rth@cygnus.com> 20688 20689 * rtlanal.c (dead_or_set_regno_p): Use find_regno_note. 20690 20691 * genconfig.c (main): Set all HAVE_foo to 1. 20692 20693 * graph.c (node_data): Use GET_NOTE_INSN_NAME instead of local array. 20694 206952000-04-26 Alex Samuel <samuel@codesourcery.com> 20696 20697 * invoke.texi: Document -fssa flag. 20698 206992000-04-26 Richard Henderson <rth@cygnus.com> 20700 20701 * flow.c (count_reg_sets_1): Remove. 20702 (count_reg_sets, count_reg_references): Remove. 20703 (recompute_reg_usage): Implement with update_life_info. 20704 Reallocate life data. 20705 207062000-04-26 Richard Henderson <rth@cygnus.com> 20707 20708 * flow.c (update_life_info): Consider blocks null to mean the 20709 universal set. 20710 (calculate_global_regs_live): Likewise. 20711 (life_analysis): Do that instead of collecting all_blocks. 20712 207132000-04-26 Richard Henderson <rth@cygnus.com> 20714 20715 * flow.c (tidy_fallthru_edge): Don't delete the jump when it's 20716 a still-valid conditional jump. 20717 207182000-04-26 Richard Henderson <rth@cygnus.com> 20719 20720 * jump.c (invert_jump): Always invert REG_BR_PROB. Do it correctly. 20721 20722 * bb-reorder.c (reorder_basic_blocks): Don't run estimate_probability. 20723 * flow.c (calculate_loop_depth): Remove. 20724 * output.h (calculate_loop_depth): Don't declare. 20725 * toplev.c (rest_of_compilation): Expand calculate_loop_depth 20726 inline; run estimate_probability at the same time. 20727 207282000-04-26 Neil Booth <NeilB@earthling.net> 20729 20730 * cpplib.h: "~=" is not a single pp-token. 20731 * cpplex.c: Correct commentary. 20732 207332000-04-26 Richard Henderson <rth@cygnus.com> 20734 20735 * flow.c (mark_set_1): New arguments code and flags; update all 20736 callers. Track regno_first and regno_last; do HARD_REGNO_NREGS 20737 test in one place. Tidy flags tests. Don't bias REG_N_REFS by 20738 loop_depth when optimizing for size. Do new_dead update after 20739 emitting REG_UNUSED notes. Merge mark_set_reg code. 20740 (mark_set_reg): Remove. 20741 (propagate_one_insn): Use mark_set_1 for call-clobbered registers; 20742 arrange to not emit REG_UNUSED notes. 20743 207442000-04-26 Richard Henderson <rth@cygnus.com> 20745 20746 * flow.c (find_auto_inc): Use pbi->bb instead of BLOCK_FOR_INSN. 20747 * ssa.c (convert_from_ssa): Don't run compute_bb_for_insn. 20748 207492000-04-26 Richard Henderson <rth@cygnus.com> 20750 20751 * flow.c (propagate_one_insn): Break out from propagate_block. 20752 (init_propagate_block_info): Likewise. 20753 (free_propagate_block_info): Likewise. 20754 (propagate_block): Use them. Export. 20755 * basic-block.h: Declare them all. 20756 207572000-04-26 Richard Henderson <rth@cygnus.com> 20758 20759 * basic-block.h (life_analysis): Declare here ... 20760 * output.h: ... not here. 20761 * flow.c (life_analysis): Remove nregs parameter; replace 20762 remove_dead_code with flags. Remove ssa dead code check. 20763 Only init alias analysis if we'll use it. 20764 * reg-stack.c (reg_to_stack): Update life_analysis arguments. 20765 * ssa.c (convert_to_ssa): Likewise. 20766 (convert_from_ssa): Likewise. 20767 * toplev.c (rest_of_compilation): Likewise. 20768 207692000-04-26 Richard Henderson <rth@cygnus.com> 20770 20771 * flow.c (flow_delete_block): Rename from delete_block. Export. 20772 * basic-block.h (flow_delete_block): Declare. 20773 207742000-04-26 David S. Miller <davem@redhat.com> 20775 20776 * optabs.c (emit_libcall_block): Verify insns with INSN_P before 20777 taking a PATTERN of it. 20778 207792000-04-26 <NeilB@earthling.net> 20780 20781 * cpplex.c (spell_other, spell_char): Remove. 20782 (SPELL_CHAR): New. 20783 (token_spelling, trigraph_map): Use unsigned chars. 20784 (_cpp_lex_line): Tidy up the switch statement. 20785 * cpplib.h: Implement spell_char with spell_string. 20786 (C): New. 20787 207882000-04-26 <RodneyBrown@pmsc.com> 20789 20790 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Warning removal. 20791 * pa/pa64-regs.h (HARD_REGNO_MODE_OK): Warning removal. 20792 207932000-04-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 20794 20795 * dwarf2out.c (dw_cfi_oprnd_struct, dw_fde_struct, add_fde_cfi, 20796 reg_save, dwarf2out_frame_debug_expr, dwarf2out_def_cfa, 20797 dwarf2out_window_save, dwarf2out_args_size, dwarf2out_reg_save, 20798 dwarf2out_return_save, dwarf2out_return_reg, 20799 dwarf2out_stack_adjust, dwarf2out_frame_debug, primary_filename, 20800 add_AT_lbl_id, add_AT_lbl_offset, type_tag, decl_start_label, 20801 gen_compile_unit_die, dwarf2out_init): Constify a char*. 20802 20803 * dwarf2out.h (dwarf2out_init): Likewise. 20804 20805 * dwarfout.c (filename_entry, primary_filename, last_filename, 20806 type_tag, output_compile_unit_die, dwarfout_init): Likewise. 20807 20808 * tree.h (dwarf2out_def_cfa, dwarf2out_window_save, 20809 dwarf2out_args_size, dwarf2out_reg_save, dwarf2out_return_save, 20810 dwarf2out_return_reg): Likewise. 20811 208122000-04-26 Andreas Jaeger <aj@suse.de> 20813 20814 * extend.texi (Function Attributes): Fix description of pure 20815 attribute. 20816 208172000-04-26 Jason Merrill <jason@casey.cygnus.com> 20818 20819 * integrate.c (output_inline_function): Do clear DECL_DEFER_OUTPUT 20820 before calling rest_of_compilation. 20821 208222000-04-26 Andreas Jaeger <aj@suse.de> 20823 20824 * config/mips/linux.h: Remove erroneous commit of #if 0/#endif in 20825 last patch. 20826 208272000-04-25 Richard Henderson <rth@cygnus.com> 20828 20829 * cse.c (cse_insn): Emit barrier after unconditional jump. 20830 20831 * calls.c (expand_call): Disable tail call generation once 20832 rtx_equal_function_value_matters is false. 20833 20834 * reg-stack.c (convert_regs_1): Treat EDGE_ABNORMAL_CALL edges 20835 like EDGE_EH edges. 20836 208372000-04-25 Jason Merrill <jason@casey.cygnus.com> 20838 20839 * dwarf2out.c (add_bound_info): Don't crash on an unexpanded SAVE_EXPR. 20840 20841 * dwarfout.c (output_decl): Ignore NAMESPACE_DECLs. 20842 20843 * dwarf2out.c (gen_subprogram_die): The class-scope declaration DIE 20844 is the primary DIE for a member function. 20845 (gen_decl_die): Call set_decl_origin_self here. 20846 * dwarfout.c (output_decl): And here. 20847 * integrate.c (output_inline_function): Not here. 20848 Don't clear DECL_INLINE until after calling rest_of_compilation. 20849 (set_decl_origin_self): No longer static. 20850 * tree.h: Add prototype. 20851 * toplev.c (note_deferral_of_defined_inline_function): Only write 20852 out abstract instance for actual inlines. 20853 208542000-04-25 Alexandre Oliva <aoliva@cygnus.com> 20855 20856 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Return 20857 EXTENDED_REGS only if TARGET_AM33. 20858 * config/mn10300/mn10300.md (movsi, addsi): Avoid exposing 20859 SP_REGS to register allocation and reloading unless absolutely 20860 necessary. 20861 (movsi3): Remove special-case of adding non-constants to SP. 20862 208632000-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 20864 20865 * aclocal.m4 (gcc_AC_NEED_DECLARATION): This macro now requires 20866 INCLUDES to search and does not provide any of its own. Also it 20867 now accepts optional ACTION-IF-NEEDED and ACTION-IF-NOT-NEEDED 20868 parameters. Also it does not call AC_DEFINE. 20869 (gcc_AC_NEED_DECLARATIONS): Likewise. Also this macro now calls 20870 AC_DEFINE and provides for automatic entries for autoheader. 20871 (gcc_AC_FUNC_PRINTF_PTR): Cleanup C code in test. 20872 20873 * configure.in (gcc_AC_NEED_DECLARATIONS): Save and restore CFLAGS 20874 so we can pass -I flags and include gansidecl.h/system.h in this 20875 test. 20876 20877 * acconfig.h: Delete all NEED_DECLARATION_* entries. 20878 208792000-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 20880 20881 * acconfig.h (ENABLE_STD_NAMESPACE, ENABLE_CHECKING, 20882 ENABLE_TREE_CHECKING, ENABLE_RTL_CHECKING, ENABLE_GC_CHECKING, 20883 ENABLE_GC_ALWAYS_COLLECT): Delete entries. 20884 20885 * configure.in (ENABLE_STD_NAMESPACE, ENABLE_CHECKING, 20886 ENABLE_TREE_CHECKING, ENABLE_RTL_CHECKING, ENABLE_GC_CHECKING, 20887 ENABLE_GC_ALWAYS_COLLECT): Use three argument form of AC_DEFINE 20888 for these macros. Clean up spacing and linewraps. 20889 208902000-04-26 Jason Merrill <jason@casey.cygnus.com> 20891 20892 * calls.c (expand_call): Use get_callee_fndecl. 20893 20894 * print-tree.c (print_node): Print the chain of an _EXPR. 20895 20896Tue Apr 25 16:16:04 2000 Andrew MacLeod <amacleod@cygnus.com> 20897 Jim Wilson <wilson@cygnus.com> 20898 Andrew Haley <aph@cygnus.com> 20899 20900 * config/ia64/crtbegin.asm: Add IA-64 unwind support. Correct alloc 20901 and gp save/restore problems. 20902 * config/ia64/crtend.asm: Add IA-64 unwind support. 20903 * config/ia64/ia64.c (ia64_compute_frame_size): Don't include pr_size 20904 in fr_pad_size calculation. 20905 (save_restore_insns): Move PR save area. Correct uses of 20906 RTX_FRAME_RELATED_P. 20907 (ia64_expand_prologue): Mark alloc with RTX_FRAME_RELATED_P. 20908 (ia64_expand_epilogue): Add eh_epilogue support. 20909 (ia64_function_prologue): Emit .prologue directive. 20910 (ia64_init_machine_status, ia64_mark_machine_status): New functions. 20911 (ia64_override_options): Set init_machine_status and 20912 mark_machine_status. 20913 (rtx_needs_barrier): Handle bsp reads and writes. 20914 (spill_offset, sp_offset, spill_offset_emitted, tmp_reg, tmp_saved): 20915 New static variables. 20916 (process_set, process_for_unwind_directive): New functions. 20917 * config/ia64/ia64.h (ASM_OUTPUT_XDATA_CHAR, ASM_OUTPUT_XDATA_SHORT, 20918 ASM_OUTPUT_XDATA_INT, ASM_OUTPUT_XDATA_DOUBLE_INT, ASM_OUTPUT_EH_CHAR, 20919 ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT, ASM_OUTPUT_EH_DOUBLE_INT): New 20920 macros. 20921 (EH_FRAME_SECTION_ASM_OP): Define to IA_64.unwind section. 20922 (IA64_UNWIND_INFO, HANDLER_SECTION, IA64_UNWIND_EMIT): Define. 20923 (struct machine_function): Define. 20924 * config/ia64/ia64.md (bsp_value, set_bsp, eh_epilogue): New patterns. 20925 209262000-04-25 Bruce Korb <bkorb@gnu.org> 20927 20928 * fixinc/Makefile.in: make the removal of old programs more 20929 robust 20930 * fixinc/mkfixinc.sh: use the two new targets in the Makefile: 20931 install-bin and install-sh 20932 209332000-04-25 Nick Clifton <nickc@cygnus.com> 20934 20935 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): If not 20936 defined, define to return zero. 20937 (function_cannot_inline_p): If a function has any target 20938 specific attributes, then use the macro 20939 FUNCTION_ATTRIBUTE_INLINABLE_P to allow the target to decide 20940 whether it can be inlined. If it cannot, issue a suitable 20941 explanation. 20942 20943 * tm.texi: Add a new node 'Inlining' to document the new macro 20944 FUNCTION_ATTRIBUTE_INLINABLE_P. 20945 209462000-04-25 Zack Weinberg <zack@wolery.cumb.org> 20947 20948 * cpplib.h (struct cpp_buffer): Add 'mapped' flag; fix 20949 commentary. 20950 209512000-04-25 Neil Booth <NeilB@earthling.net> 20952 20953 Restore previous patch, plus the following fixes: 20954 20955 * cpphash.c (_cpp_create_definition): Test PREV_WHITESPACE in 20956 flags, not CPP_OPEN_PAREN. 20957 * cpplex.c (expand_token_space, init_token_list, 20958 cpp_free_token_list): Put the dummy token at list->tokens[-1]. 20959 (_cpp_lex_line, _cpp_lex_file): token list is 0-based. 20960 20961Tue Apr 25 14:06:40 2000 Alexandre Oliva <oliva@lsd.ic.unicamp.br> 20962 20963 * config/i386/freebsd.h (INT_ASM_OP): Define. 20964 20965Tue Apr 25 14:51:07 MET DST 2000 Jan Hubicka <jh@suse.cz> 20966 20967 * loop.c (strength_reduce): Fix typo in the last checkin. 20968 20969Tue Apr 25 07:33:12 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 20970 20971 * stor-layout.c (finalize_record_size): Simplify to use existing 20972 functions. 20973 (compute_record_mode): No longer static. 20974 * tree.h (compute_record_mode): New declaration. 20975 209762000-04-25 Neil Booth <NeilB@earthling.net> 20977 20978 * Revert my patch below until cause of build failures 20979 determined. 20980 209812000-04-25 Richard Henderson <rth@cygnus.com> 20982 20983 * combine.c (combine_instructions): Add missing argument 20984 to try_combine. 20985 20986 * toplev.c (rest_of_compilation): Delay sibcall optimization 20987 until after emit_eh_context. 20988 209892000-04-24 Nick Clifton <nickc@redhat.com> 20990 20991 * combine.c (combine_instructions): Do not try to combine a 20992 sequence of insns when the second insn has been replaced by a 20993 note. 20994 20995Mon Apr 24 17:34:18 2000 Mumit Khan <khan@xraylith.wisc.edu> 20996 20997 * gcc.c (load_specs): New static function. 20998 (read_specs): Use it. 20999 21000 * gcc.c (lookup_compiler): Make multiple passes for case 21001 insensitive filesystems. 21002 210032000-04-24 Neil Booth <NeilB@earthling.net> 21004 21005 * cpphash.c: replace HSPACE_BEFORE with PREV_WHITESPACE. 21006 * cpphash.h (_cpp_check_directive): new. 21007 * cpplex.c (handle_newline, cpp_free_token_list, 21008 init_trigraph_map, trigraph_ok, trigraph_replace, 21009 backslash_start, skip_block_comment, skip_line_comment, 21010 skip_whitespace, parse_name, parse_number, parse_string, 21011 copy_comment, _cpp_lex_line, spell_char, spell_string, 21012 spell_comment, spell_name, spell_other, _cpp_lex_file, 21013 _cpp_output_list): new. 21014 (expand_name_space): take length argument. 21015 (init_token_list): add comment list initialisation. 21016 (cpp_scan_line): use auto_expand_name_space. PREV_WHITESPACE 21017 instead of HSPACE_BEFORE. 21018 21019 * cpplib.c (_cpp_check_directive): new 21020 * cpplib.h (cpp_name, PREV_WHITESPACE, PREV_COMMENT, 21021 DIGRAPH, UNSIGNED_INT, TOK_NAME): new. 21022 (HSPACE_BEFORE): delete. 21023 (TTYPE_TABLE): rearrange. 21024 (struct cpp_toklist): update. 21025 210262000-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 21027 21028 * aclocal.m4 (gcc_AC_HEADER_STRING, gcc_AC_FUNC_PRINTF_PTR, 21029 gcc_AC_C_VOLATILE, gcc_AC_FUNC_MKDIR_TAKES_ONE_ARG): Use the three 21030 argument form of AC_DEFINE. 21031 21032 * configure.in (DEFAULT_LINKER, DEFAULT_ASSEMBLER, 21033 HAVE_INTTYPES_H, PACKAGE, VERSION, ENABLE_WIN32_REGISTRY, 21034 WIN32_REGISTRY_KEY, HAVE_GAS_SUBSECTION_ORDERING, HAVE_GAS_WEAK, 21035 HAVE_GAS_HIDDEN, HAVE_AS_REGISTER_PSEUDO_OP, AS_SPARC64_FLAG, 21036 HAVE_AS_OFFSETABLE_LO10, ENABLE_NEW_GXX_ABI): Likewise. 21037 21038 * acconfig.h: Delete stubs made redundant by 3-arg AC_DEFINE. 21039 210402000-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 21041 21042 * Makefile.in (GCC_FOR_TARGET, GCC_CFLAGS, LIBGCC2_INCLUDES, 21043 deduced.h): Use -isystem, not -I, for including system headers. 21044 210452000-04-24 Nick Clifton <nickc@cygnus.com> 21046 21047 * config/fr30/fr30.md (addsi3): Do not use small add instruction if 21048 the source register is the frame pointer or arg pointer. 21049 (addsi3_small_int): Disallow if source register is the frame 21050 pointer or arg pointer. 21051 210522000-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 21053 21054 * configure.in (ENUM_BITFIELDS_ARE_UNSIGNED): Delete redundant 21055 call to AC_MSG_RESULT. 21056 210572000-04-24 Martin v. Löwis <loewis@informatik.hu-berlin.de> 21058 21059 * invoke.texi: Correct grammatical errors, document 21060 -fno-gnu-keywords as identical to -fno-asm for C++. 21061 210622000-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 21063 21064 * aclocal.m4: (GCC_HEADER_STRING, GCC_NEED_DECLARATION, 21065 GCC_NEED_DECLARATIONS, GCC_FUNC_VFPRINTF_DOPRNT, 21066 GCC_FUNC_PRINTF_PTR, GCC_PROG_LN_S, GCC_PROG_LN, GCC_C_VOLATILE, 21067 AC_GCC_C_LONG_DOUBLE, GCC_FUNC_MKDIR_TAKES_ONE_ARG, 21068 EGCS_PROG_INSTALL): Rename autoconf macros with prefix gcc_AC_. 21069 21070 * configure.in (AC_GCC_C_LONG_DOUBLE, GCC_PROG_LN, GCC_PROG_LN_S, 21071 GCC_C_VOLATILE, EGCS_PROG_INSTALL, GCC_HEADER_STRING, 21072 GCC_FUNC_VFPRINTF_DOPRNT, GCC_FUNC_PRINTF_PTR, 21073 GCC_NEED_DECLARATIONS, GCC_FUNC_MKDIR_TAKES_ONE_ARG): Invoke with 21074 new macros names. 21075 210762000-04-24 Mumit Khan <khan@xraylith.wisc.edu> 21077 21078 * c-pragma.c (push_alignment): Use BITS_PER_UNIT macro. 21079 (pop_alignment): Likewise. 21080 (handle_pragma_token): Likewise. 21081 210822000-04-24 Robert Lipe <robertlipe@usa.net> 21083 21084 * tree.h (tree_decl): Member `mode' now ENUM_BITFIELD. 21085 210862000-04-24 Hiroyuki Machida <machida@sm.sony.co.jp> 21087 21088 * combine.c (try_combine): Update reg_nonzero_bits of 21089 newi2pat before newpat. 21090 21091Mon Apr 24 10:19:48 MET DST 2000 Jan Hubicka <jh@suse.cz> 21092 21093 * loop.c (strength_reduce): Simplify test to INSN_P. 21094 (record_giv): Attempt to simplify the add value, use CONSTANT_P 21095 expressions instead of CONST_INT. 21096 (express_from_1): Likewise. 21097 210982000-04-24 Mark Mitchell <mark@codesourcery.com> 21099 21100 * regs.h (reg_n_max): Don't declare. 21101 * flow.c (reg_n_max): Don't define. 21102 * regclass.c (renumber): Don't initialize to zero. 21103 (regno_allocated): Likewise. 21104 (reg_n_max): Define. 21105 (allocate_reg_info): Don't initialize unnecessarily. 21106 21107Mon Apr 24 00:21:36 2000 Jeffrey A Law (law@cygnus.com) 21108 21109 * genattrtab.c (find_attr): Initialize unsigned_p, func_units_p 21110 and blockage_p in the newly allocated attribute. 21111 21112Sun Apr 23 20:16:49 2000 Alexandre Oliva <aoliva@cygnus.com> 21113 21114 * config/mn10300/mn10300.md (addsi): `inc4' on address 21115 registers does not modify cc, but `inc' on an extended 21116 register does. 21117 21118Sun Apr 23 16:24:35 2000 Denis Chertykov <denisc@overta.ru> 21119 21120 * reload.c (find_equiv_reg): Checks all valueno regs 21121 as a reload_reg_p regs. 21122 211232000-04-23 Zack Weinberg <zack@wolery.cumb.org> 21124 21125 * cpphash.c (collect_objlike_expansion): Add sanity check. 21126 (special_symbol): Remove case T_CONST, T_XCONST, T_MCONST. If 21127 the buffer is the empty string, return. Mark __DATE__ and 21128 __TIME__ as XCONST nodes, not MCONST. 21129 (_cpp_macroexpand): Avoid pushing an empty buffer. 21130 (funlike_macroexpand): Don't pop token_buffer here. 21131 21132Sun Apr 23 18:37:53 2000 Alexandre Oliva <aoliva@cygnus.com> 21133 21134 * config/mn10300/mn10300.h (REGNO_IN_RANGE_P): New macro. 21135 (REGNO_DATA_P, REGNO_ADDRESS_P, REGNO_SP_P): New macros. 21136 (REGNO_EXTENDED_P, REGNO_AM33_P): New macros. 21137 (REGNO_OK_FOR_BASE_P): Define in terms of them. 21138 (REGNO_OK_FOR_BIT_BASE_P, REGNO_OK_FOR_INDEX_P): Likewise. 21139 (REG_OK_FOR_BASE_P): Define in terms of the REGNO macro. 21140 (REG_OK_FOR_BIT_BASE_P, REG_OK_FOR_INDEX_P): Likewise. 21141 21142Sun Apr 23 22:23:08 MET DST 2000 Jan Hubicka <jh@suse.cz> 21143 21144 * loop.c (simplify_giv_expr): Be more agressive on simplifying 21145 constant MULT givs. 21146 211472000-04-23 Zack Weinberg <zack@wolery.cumb.org> 21148 21149 * cpphash.h (struct definition): Move file, line, col members... 21150 (struct hashnode): ... here. Also add 'disabled' flag. 21151 (enum node_type): Add T_VOID, T_XCONST, T_FMACRO, and 21152 T_IDENTITY. Remove T_DISABLED. 21153 Update prototypes. 21154 21155 * cpphash.c (_cpp_dump_definition): Split out dump_DEFINITION. 21156 (collect_expansion): Split into collect_objlike_expansion and 21157 collect_funlike_expansion. 21158 (_cpp_macroexpand): Split out scan_arguments, stringify, and 21159 funlike_macroexpand. 21160 (_cpp_compare_defs): Rename compare_defs, make static. 21161 (_cpp_make_hashnode): Initialize hp->disabled. 21162 (macro_cleanup): Adjust for new token types. Clear 21163 m->disabled. 21164 (_cpp_create_definition): Move code here to determine what 21165 sort of macro it is, and code to check for redefinitions, from 21166 do_define. Implement a few simple cases without creating a 21167 full DEFINITION. 21168 (_cpp_macroexpand, special_symbol, _cpp_dump_definition): 21169 Handle the simple cases. 21170 (push_macro_expansion): Set buf->has_escapes and hp->disabled 21171 here. 21172 21173 * cppinit.c (builtin_array): Change MCONST to XCONST 21174 everywhere. 21175 * cpplex.c (maybe_macroexpand): Handle IDENTITY macros here; 21176 fix check for disabled and function-like macros. 21177 * cpplib.c (do_define): Move most logic to 21178 _cpp_create_definition. 21179 (do_undef): Handle new special token types. 21180 21181Sun Apr 23 14:27:44 MET DST 2000 Jan Hubicka <jh@suse.cz> 21182 21183 * loop.c (maybe_eliminate_biv_1): Use GET_CODE (x) == CONST_INT instead 21184 of CONSTANT_P for mult_val; always use validate_change to update insn. 21185 211862000-04-22 Zack Weinberg <zack@wolery.cumb.org> 21187 21188 * cpphash.c (trad_stringify, add_pat): New functions. 21189 (collect_expansion): Restore support for -traditional syntax. 21190 Use trad_stringify and add_pat. 21191 (_cpp_macroexpand): Restore support for -traditional semantics. 21192 * cpplex.c (_cpp_scan_line): Don't change space_before if we 21193 get a COMMENT token. 21194 (_cpp_lex_token): Provide COMMENT tokens to caller if 21195 traditional and parsing_define_directive. 21196 (skip_comment): Warn about // comments if -Wtraditional. 21197 * cpplib.c (do_define): Fix typo. Create EMPTY nodes with 21198 proper node type. 21199 (do_undef): Don't warn about undefining EMPTY nodes. 21200 21201Sat Apr 22 22:35:38 MET DST 2000 Jan Hubicka <jh@suse.cz> 21202 21203 * loop.c (strength_reduce): Fix biv removal code. 21204 212052000-04-22 Richard Henderson <rth@cygnus.com> 21206 21207 * predict.c (estimate_probability): Examine both sides of 21208 a branch for no exits. Use 90% not 50% for predict taken. 21209 Reorg for one copy of note generation code. 21210 212112000-04-22 Richard Henderson <rth@cygnus.com> 21212 21213 * flow.c (mark_used_reg): Hack around rs6000 eliminable pic reg. 21214 212152000-04-22 Richard Henderson <rth@cygnus.com> 21216 21217 * diagnostic.c (init_output_buffer): Don't initialize format_args. 21218 (output_clear): Likewise. 21219 (output_printf): Use va_copy. 21220 (vline_wrapper_message_with_location): Likewise. 21221 (v_message_with_decl): Likewise. 21222 (line_wrapper_printf): VA_START infor buffer.format_args directly. 21223 * system.h (va_copy): Provide default implementation. 21224 212252000-04-22 Richard Henderson <rth@cygnus.com> 21226 21227 * predict.c (expected_value_to_br_prob): Don't bomb if op1 of 21228 the collected condition is not a constant. 21229 212302000-04-22 Gabriel Dos Reis <gdr@codesourcery.com> 21231 21232 * diagnostic.h: New file. 21233 21234 * Makefile.in (diagnostic.o): Depends on diagnostic.h 21235 21236 * diagnostic.c: Tweak. Rationalize the output logic. Adjust 21237 various function prototypes. 21238 (diagnostic.h): #include. 21239 (struct output_buffer): Move into diagnostic.h. 21240 (get_output_prefix): Rename to output_get_prefix. Export. 21241 (init_output_buffer): Export. Break out. Adjust initialization. 21242 (output_space_left, output_append): Export. 21243 (output_newline): Rename to output_add_newline. Export. 21244 (output_clear): Nullify additional output_buffer fields. 21245 (output_puts): Rename to output_add_string. Export. 21246 (dump_output): Rename to output_flush_on. Export. 21247 (build_location_prefix): Constify return-type. 21248 (emit_output_prefix): Rename to output_emit_prefix. Export. 21249 (set_real_maximum_length): New function. 21250 (output_set_maximum_length): Ditto 21251 (output_clear): Ditto. 21252 (output_add_character): Ditto. 21253 (output_add_integer): Ditto. 21254 (output_add_space): Ditto. 21255 (output_format): Ditto. 21256 (output_printf): Adjust buffer initialization. 21257 (vline_wrapper_message_with_location): Ditto. 21258 (v_message_with_decl): Ditto. Adjust call to output_puts 21259 and get_output_prefix. 21260 (default_print_error_function): Adjust buffer initialization. 21261 21262Sat Apr 22 06:45:04 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 21263 21264 * expr.c (preexpand_calls, case CALL_EXPR): Don't look at TYPE_SIZE 21265 of VOID_TYPE. 21266 21267Fri Apr 21 18:33:09 2000 Alexandre Oliva <aoliva@cygnus.com> 21268 21269 * config/mn10300/mn10300.h (REGNO_REG_CLASS): Use NO_REGS instead 21270 of explicit 0. 21271 21272Fri Apr 21 18:30:00 2000 Alexandre Oliva <aoliva@cygnus.com> 21273 21274 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Provide more 21275 accurate data about SP moves. 21276 21277Fri Apr 21 18:28:28 2000 Alexandre Oliva <aoliva@cygnus.com> 21278 21279 * config/mn10300/mn10300.h (ADDITIONAL_REGISTER_NAMES): Added 21280 aliases to AM33 registers. 21281 21282Fri Apr 21 18:26:17 2000 Alexandre Oliva <aoliva@cygnus.com> 21283 21284 * config/mn10300/mn10300.h (REG_CLASS_CONTENTS): Added register 16 21285 to all EXTENDED bitmaps. 21286 21287Fri Apr 21 18:17:12 2000 Alexandre Oliva <aoliva@cygnus.com> 21288 21289 * config/mn10300/mn10300-protos.h (mn10300_address_cost): Declare. 21290 * config/mn10300/mn10300.h (ADDRESS_COST): New macro. 21291 * config/mn10300/mn10300.c (mn10300_address_cost): New function. 21292 21293Fri Apr 21 18:11:56 2000 Alexandre Oliva <aoliva@cygnus.com> 21294 21295 * config/mn10300/mn10300.md (movdi, movdf): Do not use `movu' when 21296 the operand is not constant. 21297 21298Fri Apr 21 14:58:29 2000 Denis Chertykov <denisc@overta.ru> 21299 21300 * reload.c (find_equiv_reg): Checks all valueno and regno regs 21301 as a call-clobbered regs. 21302 21303Fri Apr 21 13:30:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 21304 21305 * rtl.c: Use NOTE_INSN_REPEATED_LINE_NUMBER and NOTE_INSN_RANGE_BEG. 21306 * rtl.h: Likewise. 21307 * rtl.def: Update comment. 21308 * function.c (expand_function): Use NOTE_INSN_REPEATED_LINE_NUMBER. 21309 * integrate.c (expand_inline_function): Likewise. 21310 * profile.c (branch_prob): Likewise. 21311 * ggc-common.c (ggc_mark_rtx_children): Use NOTE_INSN_RANGE_BEG. 21312 * print-rtl.c (print_rtx): Likewise. 21313 * haifa-sched.c (sched_analyze, unlink_other_notes): Likewise. 21314 (reemit_notes): Likewise; also use enum insn_note. 21315 21316 * stor-layout.c (layout_decl): Only set DECL_MODE if not already set. 21317 (place_field): Properly compute know and actual alignment. 21318 21319 * gengenrtl.c (gencode): Write obstack_alloc_rtx function start 21320 in proper format. 21321 21322 * cse.c (cse_insn): In (set REG0 REG1) case, remove a REG_EQUAL 21323 note for REG1. 21324 213252000-04-21 Zack Weinberg <zack@wolery.cumb.org> 21326 21327 * cpphash.c (struct arg, struct arglist): Const-ify strings. 21328 (warn_trad_stringify, duplicate_arg_p): New helper functions. 21329 (collect_expansion): Rewrite to scan over a token list. 21330 Remove -traditional support. 21331 (collect_formal_parameters): Rename to collect_params; rewrite 21332 to scan over a token list. 21333 (_cpp_create_definition): Adjust to scan a token list. 21334 (_cpp_macroexpand): Remove -traditional support. 21335 (_cpp_compare_defs): Whitespace is now canonicalized. 21336 (comp_def_part): Delete function. 21337 21338 * cpphash.h: Update prototypes. 21339 * cpplex.c (init_token_list): Don't set lineno if there is no 21340 buffer. 21341 (pedantic_whitespace): New function. 21342 (_cpp_scan_line): Mark tokens that had hspace before. Don't 21343 consume a newline. Use pedantic_whitespace. 21344 (_cpp_lex_token): Remove support for -traditional macros. 21345 (_cpp_get_define_token): Delete. 21346 (_cpp_get_directive_token): Do the real work here. Use 21347 pedantic_whitespace. 21348 (_cpp_init_input_buffer): Initialize pfile->directbuf. 21349 21350 * cpplib.c (get_macro_name): Delete. 21351 (do_define): Read the entire line into pfile->directbuf, then 21352 feed the token list to _cpp_create_definition. 21353 * cpplib.h (HSPACE_BEFORE): new define. 21354 (struct cpp_reader): Add a toklist member, "directbuf". 21355 21356 * predict.c (estimate_probability): New heuristic: if a jump 21357 branches around a block with no successors, predict it taken. 21358 Disentangle control flow. 21359 213602000-04-20 Richard Henderson <rth@cygnus.com> 21361 21362 * loop.c (emit_iv_add_mult): Revert last change. 21363 213642000-04-20 Zack Weinberg <zack@wolery.cumb.org> 21365 21366 * cpplib.h (enum cpp_ttype): Add token types for all 21367 punctuators. Distinguish pp-numbers from valid C numbers. 21368 Give some tokens better names. Initialize from macro. 21369 (struct cpp_name, cpp_token, cpp_toklist): New data 21370 structures. 21371 Update prototypes. 21372 * cpplex.c (bump_column, expand_name_space, 21373 expand_token_space, init_token_list, cpp_output_list, 21374 _cpp_scan_line): New functions. 21375 (output_line_command): Add third argument, new line number. 21376 * cpphash.h: Update prototypes. 21377 * cppexp.c, cpphash.c, cpplib.c, scan-decls.c: Update for new 21378 token names. 21379 213802000-04-20 Richard Henderson <rth@cygnus.com> 21381 21382 * config/alpha/alpha.c (alpha_emit_floatuns): Emit missing barrier. 21383 213842000-04-20 Zack Weinberg <zack@wolery.cumb.org> 21385 21386 * c-common.c (decl_attributes) [A_ALIAS]: Set TREE_USED on the 21387 object pointed to. 21388 21389Thu Apr 20 14:19:18 MET DST 2000 Jan Hubicka <jh@suse.cz> 21390 21391 * loop.c (emit_iv_add_mult): Simplify it's input and emit 21392 REG_EQUAL note explaining the calculated value. 21393 21394 * calls.c (expand_call): Avoid unnecesary precalculation 21395 and outgoing parameters space guarding for sibling calls. 21396 (store_one_arg): Likewise. 21397 21398Thu Apr 20 08:01:07 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 21399 21400 * toplev.c (enum dump_file_index, dump_file): Add DFI_sibling. 21401 (rest_of_compilation): Write sibling dump file and account 21402 for time as jump time. 21403 * invoke.texi: Update documentation on dump flags. 21404 214052000-04-19 Marek Michalkiewicz <marekm@linux.org.pl> 21406 21407 * avr.c: #include "system.h" instead of <stdio.h> and <stdlib.h>. 21408 214092000-04-19 Zack Weinberg <zack@wolery.cumb.org> 21410 21411 * cpphash.c (special_symbol): Represent an empty macro with 21412 "\r \r " not just "\r ". 21413 (_cpp_macroexpand): Correct condition for the foo ( ) special 21414 case. 21415 (unsafe_chars): Handle EOF as second argument. 21416 (push_macro_expansion): Simplify test for removing escape at 21417 end. Do not trim both escapes if there is no text in between. 21418 214192000-04-19 Jim Blandy <jimb@redhat.com> 21420 21421 * dwarf2out.c (DWARF2_ADDR_SIZE): New macro. Use it instead 21422 of PTR_SIZE, when appropriate. 21423 214242000-04-19 Mark Mitchell <mark@codesourcery.com> 21425 21426 * system.h (ONLY_INT_FIELDS): Make sure it is defined. 21427 (USE_ENUM_BITFIELDS): Fix typo. 21428 21429Wed Apr 19 12:14:55 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 21430 21431 * stor-layout.c (place_field): Set rli->offset_align properly. 21432 214332000-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 21434 21435 * mips.h (BITS_PER_WORD, UNITS_PER_WORD, UNITS_PER_FPREG, 21436 INT_TYPE_SIZE, LONG_TYPE_SIZE, POINTER_SIZE, POINTER_BOUNDARY, 21437 PARM_BOUNDARY): Remove unnecessary casts. 21438 21439Wed Apr 19 12:02:37 MET DST 2000 Jan Hubicka <jh@suse.cz> 21440 21441 * calls.c (precompute_arguments): Remove must_preallocate and 21442 args_size calls. 21443 (expand_call): Update call of precompute_arguments. 21444 21445 * loop.c (check_insn_for_bivs, for_every_insn_in_loop, 21446 check_insn_for_givs): Break out from ... 21447 (strength_reduce) ... here; use for_every_insn_in_loop to call 21448 check_insn_for_givs. 21449 * loop.h (for_every_insn_in_loop): Declare. 21450 (loop_insn_callback): New type. 21451 214522000-04-18 Zack Weinberg <zack@wolery.cumb.org> 21453 21454 * cpplib.c (do_pragma_poison): Strings in the token buffer are 21455 not nul-terminated. 21456 21457Tue Apr 18 16:04:12 2000 Jim Wilson <wilson@cygnus.com> 21458 21459 * config/ia64/sysv4.h (SELECT_SECTION): Use data_section if 21460 flag_pic and RELOC. 21461 214622000-04-18 Zack Weinberg <zack@wolery.cumb.org> 21463 21464 * cccp.c, cexp.y, cexp.c, cccp.1: Removed. 21465 21466 * configure.in: Delete --disable-cpplib option and all 21467 references to cpp_main. 21468 * configure: Regenerate. 21469 * Makefile.in: Remove all references to CCCP, CCCP_OBJS, 21470 @cpp_main@, cccp.c, cexp.c, cexp.y, cexp.output, cexp.o, 21471 cccp.o, cccp, or cppmain. Link cppmain.o straight to 21472 cpp$(exeext). Add --no-headers to makeinfo command line when 21473 generating INSTALL. Install and uninstall cpp.1 manpage, not 21474 cccp.1. 21475 * install.texi: Delete all references to cexp.y/cexp.c. 21476 Delete ancient instructions for compiling GCC on 3b1. 21477 * INSTALL: Regenerate. 21478 21479 * cppfiles.c, cpplib.h, jump.c, protoize.c, c-lex.c, mips/t-ecoff, 21480 mips/t-elf, mips/t-r3900: Remove references to cccp.c. 21481 * convex.h, fx80.h, m68k.h, pdp11.h: Remove references to 21482 cexp.c/cexp.y. 21483 * xm-linux.h, xm-os2.h, romp.h: Remove definition of BSTRING, 21484 which is no longer tested anywhere. 21485 21486 * cppinit.c (handle_option): Don't run error message through 21487 gettext twice. 21488 21489Tue Apr 18 14:16:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 21490 21491 * conflict.c (conflict_graph_add): Pass enum type to htab_find_slot. 21492 * cpperror.c (hashtab.h): Now include. 21493 * cppexp.c (hashtab.h): Likewise. 21494 * cpplex.c (hashtab.h): Likewise. 21495 * cppfiles.c (hashtab.h): Likewise. 21496 (find_include_file, _cpp_calc_hash, cpp_read_file): Pass enum type 21497 to htab_find_slot_with_hash. 21498 * cpphash.c (hashtab.h): Now include. 21499 (_cpp_lookup_slot): INSERT is now enum insert_option. 21500 * cpphash.h (_cpp_lookup_slot): Likewise. 21501 * cppinit.c (hashtab.h): Include earlier. 21502 (initialize_builtins): Pass enum to htab_find_slot. 21503 * cpplib.c (hashtab.h): Now include. 21504 (do_define, do_undef): Pass enum type to _cpp_lookup_slot. 21505 (do_pragma_poison, do_assert): Likewise. 21506 * emit-rtl.c (gen_rtx_CONST_INT): Pass enum to 21507 htab_find_slot_with_hash. 21508 * simplify-rtx.c (cselib_lookup_mem, cselib_lookup): Likewise. 21509 * tree.c (type_hash_add): Likewise. 21510 (build1): Minor cleanup. 21511 21512 * ggc-common.c: Add missing blanks. 21513 * print-tree.c (print_node): Print DECL_OFFSET_ALIGN. 21514 * tree.h (DECL_OFFSET_ALIGN): Fix typo in comment. 21515 21516 * stmt.c (mark_case_node): New function. 21517 (mark_case_nesting): Call it. 21518 21519 * expmed.c (emit_store_flag): If comparing two-word integer 21520 with zero, can optimize NE, EQ, GE, and LT. 21521 21522 * c-decl.c (mark_binding_level): Use 'for' instead of `while'. 21523 * conflict.c: Minor cleanups. 21524 * optabs.c: Add blank line 21525 * simplify-rtx.c: Minor cleanups. 21526 215272000-04-18 Stan Cox <scox@cygnus.com> 21528 21529 * gengenrtl.c (genlegend): Fix misspelling. 21530 215312000-04-18 Robert Lipe <robertlipe@usa.net> 21532 21533 * configure.in (ENUM_BITFIELDS_ARE_UNSIGNED): Added. Check that 21534 bitfields of the host compiler are not signed quantities. 21535 * config.in: Regenerate. 21536 * configure: Regenerate. 21537 * system.h (USE_ENUM_BITFIELDS): Added. 21538 (ENUM_BITFIELDS): Added. 21539 * rtl.h (rtx_def): Members `code', `mode', now ENUM_BITFIELD. 21540 (SHORT_ENUM_BUG): Deleted. 21541 * tree.h (tree_common): Members `code', `mode', `built_in_class', 21542 now ENUM_BITFIELD. 21543 * config/i386/xm-sco.h (ONLY_INT_FIELDS): Deleted. 21544 (CODE_FIELD_BUG): Likewise. 21545 * config/m68k/x-apollo68 (CC): Deleted SHORT_ENUM_BUG. 21546 (OLD_CC): Likewise. 21547 * config/m68k/x-ccur (X_CFLAGS): Likewise. 21548 215492000-04-18 Mark Mitchell <mark@codesourcery.com> 21550 21551 * cpplex.c (_cpp_lex_token): Don't call CPP_BUMP_LINE when the 21552 mark is active. 21553 215542000-04-17 Zack Weinberg <zack@wolery.cumb.org> 21555 21556 * cppexp.c (lex): Don't assume tokens are NUL terminated. 21557 * cpplib.c (do_include, do_import, do_include_next, 21558 read_line_number, detect_if_not_defined): Likewise. 21559 * cpphash.c (collect_expansion): Likewise. 21560 (special_symbol, _cpp_macroexpand): Check return from 21561 cpp_file_buffer. 21562 * cpphash.h (CPP_NUL_TERMINATE, CPP_NUL_TERMINATE_Q): Delete 21563 macros. Delete all uses. 21564 21565 * gcc.dg/cpp-mi.c: Add two more test cases. 21566 * gcc.dg/cpp-mind.h, gcc.dg/cpp-mindp.h: New files. 21567 215682000-04-17 Richard Henderson <rth@cygnus.com> 21569 21570 * bb-reorder.c (fixup_reorder_chain): Don't look up new block again. 21571 (reorder_basic_blocks): If no epilogue in rtl, force last block last. 21572 215732000-04-17 Mark Mitchell <mark@codesourcery.com> 21574 21575 * function.c (expand_function_start): Use hard_function_value to 21576 compute the RTL to use for DECL_RESULT. 21577 21578Mon Apr 17 23:35:29 MET DST 2000 Jan Hubicka <jh@suse.cz> 21579 21580 * i386.c (athlon_cost): Fix lea, divide and XFmode move costs. 21581 (x86_integer_DFmode_moves, x86_partial_reg_dependency, 21582 x86_memory_mismatch_stall): New global variables. 21583 (ix86_adjust_cost): Handle MEMORY_BOTH on places MEMORY_STORE was only 21584 alloved; fix load penalties for Athlon. 21585 * i386.h (x86_integer_DFmode_moves, x86_partial_reg_dependency, 21586 x86_memory_mismatch_stall): Declare. 21587 (TARGET_INTEGER_DFMODE_MOVES, TARGET_PARTIAL_REG_DEPENDENCY, 21588 TARGET_MEMORY_MISMATCH_STALL): New. 21589 * i386.md (athlon scheduling parameters): Fix latencies according to 21590 Athlon Optimization Manual. 21591 (sahf, xchg, fldcw, leave instruction patterns): Set athlon_decode to 21592 vector. 21593 (fsqrt instruction patterns): Set athlon_decode to direct. 21594 (movhi_1): Promote for TARGET_PARTIAL_REG_DEPENDENCY and for 21595 PARTIAL_REGISTER_STALL with !TARGET_HIMODE_MATH machines. 21596 (movqi_1): Handle promoting correctly for TARGET_PARTIAL_REG_DEPENDENCY 21597 and TARGET_PARTIAL_REGISTER_STALL machines. 21598 (pushdf_nointeger): New pattern. 21599 (pushdf_integer): Rename from pushdf. 21600 (movdf_nointger): Enable for !TARGET_INTEGER_DFMODE_MOVES machines. 21601 (movdf_intger): Disable for !TARGET_INTEGER_DFMODE_MOVES machines. 21602 216032000-04-17 Richard Henderson <rth@cygnus.com> 21604 21605 * loop.c (canonicalize_condition): Add WANT_REG argument. 21606 Stop the search if we match it. 21607 * expr.h (canonicalize_condition): Update decl. 21608 * predict.c (expected_value_to_br_prob): Use it. Track last 21609 expected value note. 21610 (find_expected_value): Remove. 21611 21612 * reorg.c (mostly_true_jump): Always use BR_PROB if present. 21613 216142000-04-17 Zack Weinberg <zack@wolery.cumb.org> 21615 21616 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE([AC_FUNC_MMAP]). 21617 (AC_FUNC_MMAP_FILE): New macro, tests read-only private map of 21618 a plain file. 21619 * configure.in: Call AC_FUNC_MMAP_FILE. 21620 * configure: Regenerate. 21621 * config.in: Regenerate. 21622 21623 * intl/loadmsgcat.c: Test HAVE_MMAP_FILE not HAVE_MMAP. 21624 * fixinc/fixincl.c: Likewise. 21625 216262000-04-17 Richard Henderson <rth@cygnus.com> 21627 21628 * builtins.c (expand_builtin_expect): New. 21629 (expand_builtin): Call it. 21630 * builtins.def (BUILT_IN_EXPECT): New. 21631 * c-common.c (c_common_nodes_and_builtins): Declare __builtin_expect. 21632 * extend.texi: Document it. 21633 21634 * predict.c (expected_value_to_br_prob): New. 21635 (find_expected_value): New. 21636 * basic-block.h (expected_value_to_br_prob): Declare. 21637 * toplev.c (rest_of_compilation): Invoke it. 21638 21639 * rtl.h (NOTE_EXPECTED_VALUE): New. 21640 (NOTE_INSN_EXPECTED_VALUE): New. 21641 * rtl.c (note_insn_name): Update. 21642 * print-rtl.c (print_rtx): Reorg NOTE_LINE_NUMBER special 21643 cases; handle NOTE_INSN_EXPECTED_VALUE. 21644 216452000-04-17 Jakub Jelinek <jakub@redhat.com> 21646 21647 * config/sparc/sparc.c (eligible_for_sibcall_delay): Cannot use 21648 leaf sibcall delay slot if flag_pic. 21649 (output_sibcall): Always emit call for leaf sibcall if flag_pic. 21650 216512000-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 21652 21653 * Makefile.in (stmp-fixproto): Acknowledge errors in fixproto. 21654 21655 * fixproto: If fix-header fails, exit with an error. 21656 21657Mon Apr 17 14:59:36 MET DST 2000 Jan Hubicka <jh@suse.cz> 21658 21659 * cse.c (struct check_dependence_data): New. 21660 (check_dependence): New function. 21661 (invalidate): Use check_depdenence. 21662 216632000-04-16 Mark Mitchell <mark@codesourcery.com> 21664 21665 * dwarf2out.c (DWARF_CIE_DATA_ALIGNMENT): Adjust, now that 21666 UNITS_PER_WORD is unsigned. 21667 21668 * tree.h (struct tree_common): Remove misleading comment. 21669 216702000-04-16 Dave Pitts <dpitts@cozx.com> 21671 21672 * Makefile.in ($(srcdir)/c-parse.y: c-parse.in): Enclose the whole 21673 message in quotes. Otherwise, IBM's make program treats the '#' as the 21674 start of a comment and ignores the remainder of the line. 21675 21676 * c-lex.c (yylex): Change for EBCDIC, lower case characters precede 21677 upper case. 21678 * cccp.c (initialize_char_syntax): Allow for holes in EBCDIC. 21679 * cexp.y (initialize_random_junk): Likewise. 21680 * cppfiles.c (find_include_file): Cast alloca return value. 21681 * cppinit.c (initialize_standard_includes): Likewise. 21682 * cpplib.c (cpp_define, cpp_undef): Likewise. 21683 * defaults.h (ASM_OUTPUT_ASCII): Use ISPRINT. 21684 * final.c (output_asm_insn): Allow for holes in EBCDIC. 21685 * fold-const.c (CHARMASK): New. 21686 (real_hex_to_f): Use it. 21687 * real.c (CHARMASK): New. 21688 (etoasc, asctoeg): Use it. 21689 (asctoeg): EBCDIC lower case characters precede upper case. 21690 21691 * i370.c (mvs_add_label): Change spacing for coding conventions. 21692 * i370.h (ASM_OUTPUT_CASE_LABEL): Change to the data CSECT for the 21693 outputting case vectors. 21694 (ASM_OUTPUT_CASE_END): New, put assembler back into code CSECT. 21695 (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Remove page check, 21696 since vector in in the data CSECT. 21697 (ASM_OUTPUT_REG_POP, ASM_OUTPUT_REG_PUSH): Restore to correct operation. 21698 * i370.md (Many patterns): Put the length in the XL directives. 21699 (movdi): Put back STM and MVC in definition. 21700 (floatsidf2): Correct TARGET_ELF_ABI pattern and add back the LE370 21701 pattern using the TCA. 21702 * oe.h (CPP_SPEC): Added to allow trigraphs. 21703 * xm-oe.h (HOST_BITS_PER_LONGLONG): Change to 32. IBM's compiler does 21704 not support the "long long" type. 21705 217062000-04-16 Mark Mitchell <mark@codesourcery.com> 21707 21708 * config/mips/mips-protos.h (mips_legitimate_address_p): New 21709 function. 21710 (mips_reg_mode_ok_for_base_p): Likewise. 21711 * config/mips/mips.h (REG_OK_STRICT_P): Don't define. 21712 (REG_OK_FOR_INDEX_P): Define unconditionally. 21713 (REG_MODE_OK_FOR_BASE_P): Use mips_reg_mode_ok_for_base_p. 21714 (GO_IF_LEGITIMATE_ADDRESS): Use mips_legitimate_address_p. 21715 * config/mips/mips.c (mips16_simple_memory_operand): Adjust now 21716 that GET_MODE_SIZE is unsigned. 21717 (mips_reg_mode_ok_for_base_p): Define. 21718 (mips_legitimate_address_p): Likewise. Adjust now 21719 that GET_MODE_SIZE is unsigned. 21720 (block_move_loop): Make the number of bytes unsigned. 21721 (expand_block_move): Likewise. 21722 (function_arg): Make the loop counter unsigned to match the 21723 boundary condition. 21724 217252000-04-16 Richard Henderson <rth@cygnus.com> 21726 21727 * rtl.h (enum insn_note): New enumeration. Subsume 21728 NOTE_INSN_DELETED and friends. 21729 (GET_NOTE_INSN_NAME): Adjust index by NOTE_INSN_BIAS. 21730 * rtl.c (note_insn_name): Tweak string order. 21731 217322000-04-15 Zack Weinberg <zack@wolery.cumb.org> 21733 21734 * cpplex.c (_cpp_read_and_prescan): Enlarge len by setting it 21735 to offset * 2. 21736 21737 * cpplex.c (output_line_command): Remove debugging prints. 21738 (cpp_output_tokens): Don't write out a zero-length buffer or 21739 try to see if it has a newline in it. 21740 (_cpp_expand_to_buffer): Copy the source buffer before pushing. 21741 (_cpp_read_and_prescan): Move shift-down of pushback bytes to 21742 the end of the loop. Use memmove. Don't read past the end of 21743 the buffer. Remove trailing newlines from error messages. 21744 217452000-04-16 Neil Booth <NeilB@earthling.net> 21746 21747 * cpphash.h (SYNTAX_INCLUDE, SYNTAX_ASSERT, directive_handler): new. 21748 * cpplib.c: Add new syntax flags to directive table, and 21749 supporting macros. 21750 217512000-04-15 Ulrich Drepper <drepper@redhat.com> 21752 21753 * i386.c (ix86_expand_epilogue): Yes, the x86 can pop 64k at once 21754 using ret $N. 21755 217562000-04-15 David Edelsohn <edelsohn@gnu.org> 21757 21758 * toplev.c (display_help): Prefix "f" to "sched-verbose=". 21759 * haifa-sched.c: Update -fsched-verbose comments to use "=". 21760 21761Sat Apr 15 10:59:19 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 21762 21763 * Makefile.in (ggc-page.o): Now includes toplev.h. 21764 * ggc-page.c (toplev.h): Now included. 21765 (gc_time): Remove declaration. 21766 (ggc_collect): TIME now long. 21767 * toplev.c (parse_time, varasm_time, gc_time): Still global; all 21768 others static. 21769 * toplev.h (gc_time, parse_time, gc_time): New declarations. 21770 21771 * toplev.c: Make *_time variable long to reduce chance of overflow. 21772 (TIMEVAR): Likewise for `otime'. 21773 (print_time): Arg is now long; compute percentage in FP and round. 21774 * toplev.h (print_time): Arg is long. 21775 21776 * tree.c: Minor whitespace changes. 21777 21778 * configure.in (alpha*-*-*): Add config/alpha/t-alpha. 21779 * configure: Rebuilt. 21780 * libgcc2.c (__fixunstfDI): Renamed from __fixunstfdi. 21781 (__fixunsxfDI): Renamed from __fixunsxfdi. 21782 (__fixunsdfDI): Renamed from __fixunsdfdi. 21783 (__fixunssfDI): Renamed from __fixunssfdi. 21784 (__floatdisf): Use proper type in REP_BIT macro. 21785 (__fixunsxfSI): Renamed from __fixunsxfsi. 21786 (__fixunsdfSI): Renamed from __fixunsdfsi. 21787 (__fixunssfSI): Renamed from __fixunssfsi. 21788 * libgcc2.h: Add cases for MIN_UNITS_PER_WORD > 4. 21789 Change location of macros and upper-case some names as above. 21790 * longlong.h ([alpha]): Use PARAMS, not __P in decl of __udiv__qrnnd. 21791 * config/alpha/t-alpha, config/alpha/qrnnd.asm: New files. 21792 21793 * varasm.c (assemble_variable): Add cast to remove warning. 21794 (immed_real_const_1): Only use CONST[01]_RTX if not in nested function. 21795 21796 * flow.c (count_basic_blocks, find_basic_blocks_1): Remove last change. 21797 * optabs.c (emit_libcall_block): If have REG_EH_REGION, update 21798 region number to -1. 21799 218002000-04-15 Richard Earnshaw (rearnsah@arm.com) 21801 21802 * emit-rtl.c (unshare_all_rtl_again): Unmark everything, then 21803 call unshare_all_rtl. 21804 21805 * arm.md (movhi): REGNO_POINTER_ALIGN is now bits. 21806 21807Fri Apr 14 16:58:45 2000 Jim Wilson <wilson@cygnus.com> 21808 21809 * config/ia64/lib1funcs.asm (__divdi3, __moddi3, __udivdi3, __umoddi3): 21810 Use .s1 not .s0 for all FP instructions. 21811 218122000-04-14 Zack Weinberg <zack@wolery.cumb.org> 21813 21814 * cpplex.c (cpp_output_tokens, cpp_scan_buffer_nooutput): New public 21815 interfaces. 21816 (safe_fwrite, output_line_command): New static functions. 21817 (cpp_expand_to_buffer): Now private to cpplib. 21818 (cpp_scan_buffer): Take a printer. 21819 21820 * cpphash.h: Update prototypes. 21821 * cpplib.h: Update prototypes. 21822 (cpp_printer): New. 21823 (cpp_buffer): Remove last_nominal_fname. 21824 (cpp_reader): Remove lineno. 21825 21826 * cppmain.c: Use a cpp_printer. 21827 * fix-header.c: No need to inhibit line commands. Call 21828 cpp_start_read with no printer. 21829 21830 * cpperror.c (cpp_notice_from_errno): Provide default name. 21831 * cppfiles.c (make_IHASH, _cpp_fake_ihash): New functions. 21832 (find_include_file, cpp_read_file): Use make_IHASH. 21833 (file_cleanup): Set control_macro and clear 21834 input_stack_listing_current here. 21835 (_cpp_execute_include): Don't output entering-file marker. 21836 * cpphash.c (special_symbol): Look for the line number in the 21837 buffer, not the reader. 21838 (_cpp_macroexpand): No need to disable line commands. 21839 (_cpp_dump_definition): No need to generate line commands. 21840 (dump_hash_helper): Remove excess newline from output. 21841 * cppinit.c (dump_special_to_buffer): No need to generate line 21842 commands. 21843 (cpp_printer_init): New. 21844 (cpp_start_read): Take a printer, and start it up if it's not 21845 NULL. No need to generate line commands. 21846 (cpp_finish): Expect no buffers stacked at all. Take a 21847 printer argument, and flush the output buffer if it's not 21848 NULL. 21849 * cpplex.c (_cpp_lex_token): Return EOF if there's no buffer. 21850 Don't put two hashes at the beginning of an assertion. 21851 (cpp_get_token): Don't increment pfile->lineno or emit line 21852 commands here. Return EOF if there's no buffer when we get 21853 EOF. 21854 * cpplib.c (do_define, skip_if_group): 21855 No need to disable line commands. 21856 (_cpp_output_line_command): Delete function. 21857 (do_line): Don't emit line commands here, but set things up so 21858 they will be emitted if necessary. Use _cpp_fake_ihash to 21859 make unique nominal_fnames if necessary. 21860 (do_elif, do_else, _cpp_handle_eof): Call cpp_error_with_line 21861 with 0 for column, not -1. 21862 (_cpp_handle_eof): Don't set the control macro here. Don't 21863 clear input_stack_listing_current here. Don't emit line 21864 commands. 21865 218662000-04-14 Geoff Keating <geoffk@cygnus.com> 21867 21868 * config/rs6000/sysv4.h (LINK_START_SOLARIS_SPEC): Define to empty 21869 always, use the default SVR4 start address. 21870 21871 * config/rs6000/linux.h (LINK_SPEC): Don't define. 21872 (LINK_SHLIB_SPEC): Define. 21873 (LINK_START_DEFAULT_SPEC): Define. 21874 (LINK_OS_DEFAULT_SPEC): Define. 21875 21876 * config/rs6000/sysv4.h (ENDFILE_SPEC): Use the %(endfile_*) macros. 21877 21878 * config/rs6000/eabi.asm (__eabi): Call __init rather than 21879 __do_global_ctors to handle constructors. 21880 * config/rs6000/sysv4.h (STARTFILE_ADS_SPEC): Use crtbegin. 21881 (STARTFILE_YELLOWKNIFE_SPEC): Likewise. 21882 (STARTFILE_MVME_SPEC): Likewise. 21883 (STARTFILE_SIM_SPEC): Likewise. 21884 (ENDFILE_ADS_SPEC): Use crtend. 21885 (ENDFILE_YELLOWKNIFE_SPEC): Likewise. 21886 (ENDFILE_MVME_SPEC): Likewise. 21887 (ENDFILE_SIM_SPEC): Likewise. 21888 (STARTFILE_SOLARIS_SPEC): Use crtbegin/crtbeginS. 21889 (ENDFILE_SOLARIS_SPEC): Use crtend/crtendS. 21890 (STARTFILE_LINUX_SPEC): Use crtbeginS for shared objects. 21891 (ENDFILE_LINUX_SPEC): Use crtendS for shared objects. 21892 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Don't build eabi-ctors.o. 21893 (EXTRA_MULTILIB_PARTS): Build crtbeginS/crtendS. 21894 (CRTSTUFF_T_CFLAGS_S): Define. 21895 * config/rs6000/eabi-ctors.c: Delete. 21896 21897 * config/rs6000/eabi-ci.asm (__init): Align stack to 16-byte 21898 boundary. 21899 (__fini): Likewise. 21900 * config/rs6000/eabi-cn.asm (__init): Allow for 16-byte stack frame. 21901 boundary. 21902 (__fini): Likewise. 21903 21904Fri Apr 14 16:09:02 2000 Jim Wilson <wilson@cygnus.com> 21905 21906 * combine.c (force_to_mode, case LSHIFTRT): Check that shift shift 21907 plus mask size is smaller or equal to the mode size. 21908 21909Fri Apr 14 18:07:30 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 21910 21911 * print-rtl.c (print_rtx, case NOTE): Don't blow up if NOTE_BASIC_BLOCK 21912 not yet set. 21913 21914 * expr.c (reload.h): Now included. 21915 (emit_block_move): Set volatile_ok when checking for movstr. 21916 (emit_move_1): Check for replacements in addresses in multi-word case. 21917 * Makefile.in (expr.o): Now includes reload.h. 21918 21919 * flow.c (count_basic_blocks): Remove unused var PREV_CALL. 21920 Never have a LIBCALL end a basic block. 21921 (find_basic_blocks_1): Likewise. 21922 Reorganize CALL_INSN cases. 21923 21924 * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Revert last change. 21925 21926Fri Apr 14 10:54:22 2000 Jim Wilson <wilson@cygnus.com> 21927 21928 * config/ia64/lib1funcs.asm (__ia64_nonlocal_goto): Drop obsolete 21929 completers from mov.ret instruction. 21930 219312000-04-14 Richard Henderson <rth@cygnus.com> 21932 21933 * fold-const.c (extract_muldiv): Don't distribute and widen 21934 multiply across plus for non-sizetype unsigned types. 21935 219362000-04-14 Richard Henderson <rth@cygnus.com> 21937 21938 * flow.c (find_auto_inc): Don't autoinc eliminable registers. 21939 If the original source is dead in the incr insn, it's dead now. 21940 21941Fri Apr 14 07:40:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 21942 21943 * stor-layout.c (layout_decl): Properly compare KNOWN_ALIGN to 21944 see if DECL_BIT_FIELD needs to still be set. 21945 21946 * tree.h (struct tree_type): Make PRECISION 9 bits and MODE 7. 21947 21948 * dbxout.c (dbxout_type, case INTEGER_TYPE): Don't call 21949 print_int_cst_octal with something that's not an INTEGER_CST. 21950 21951 * config/alpha/alpha.c (alpha_emit_floatuns): Ensure we pass a REG 21952 and not a SUBREG to a FLOAT rtl. 21953 21954Thu Apr 13 19:39:56 2000 Clinton Popetz <cpopetz@cygnus.com> 21955 21956 * emit-rtl.c (try_split): Avoid infinite loop if the split 21957 results in a sequence that contains the original insn. 21958 219592000-04-13 Andreas Jaeger <aj@suse.de> 21960 21961 * config/mips/mips.c (expand_block_move): Pass alignment 21962 argument to move_by_pieces in bits, not bytes. 21963 21964 * config/mips/linux.h (CPP_PREDEFINES): Also define __PIC__ and 21965 __pic__ for little endian. 21966 219672000-04-13 Andreas Jaeger <aj@suse.de> 21968 21969 * config/i386/i386-protos.h: Add prototype for 21970 uno_comparison_operator. 21971 21972Thu Apr 13 15:55:08 MET DST 2000 Jan Hubicka <jh@suse.cz> 21973 21974 * alias.c (nonlocal_reference_p): Take care of CALL_INSNS's fusage. 21975 * calls.c (ECF_PURE): New flag. 21976 (emit_call_1): Handle ECF_PURE calls. 21977 (initialize_argument_information): Unset ECF_PURE flag too. 21978 (precompute_arguments): Precompute for ECF_PURE too. 21979 (expand_call): Handle ECF_PURE calls too. 21980 (emit_library_call_value_1): Rename no_queue argument to fn_type, 21981 accept value of 2 as pure function. 21982 (emit_library_call_value, emit_library_call): Rename no_queue argument 21983 to fn_type. 21984 * optabs.c (prepare_cmp_insn): Pass fn_type 2 to memcmp call. 21985 21986 * tree.h (DECL_IS_PURE): New macro. 21987 (struct tree_decl): Add pure_flag. 21988 * c-common.c (enum attrs): Add attribute "pure". 21989 (init_attributes): Initialize attribute "pure" 21990 (decl_attributes): Handle attribute "pure". 21991 * extend.texi (Attribute "pure"): Document. 21992 * calls.c (expand_call): Add (mem:BLK (scratch)) to "equal from" 21993 in pure function. 21994 (flags_from_decl_or_type): Support attribute "pure". 21995 219962000-04-13 Jason Merrill <jason@casey.cygnus.com> 21997 21998 * cpplex.c (_cpp_lex_token): Handle digraphs. Don't null-terminate 21999 the token except for numbers and identifiers. 22000 22001Thu Apr 13 00:09:16 EDT 2000 John Wehle (john@feith.com) 22002 22003 * i386.c (ix86_expand_binary_operator, 22004 ix86_expand_unary_operator): Check no_new_pseudos 22005 instead of reload_in_progress and reload_completed. 22006 (ix86_split_ashldi, ix86_split_ashrdi, 22007 ix86_split_lshrdi): Check no_new_pseudos instead 22008 of reload_completed. 22009 220102000-04-12 Jeffrey A Law (law@cygnus.com) 22011 22012 * function.c (purge_addressof): Unshare any shared rtl created by 22013 purge_addressof and its children. 22014 220152000-04-12 Mark Mitchell <mark@codesourcery.com> 22016 22017 * function.c (aggregate_value_p): VOID_TYPE nodes are never 22018 aggregates. 22019 220202000-04-05 Andreas Jaeger <aj@suse.de> 22021 22022 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Use proper flags if 22023 not compiling PIC code, add flags for mabi=64. 22024 (SUBTARGET_CPP_SIZE_SPEC): New. 22025 (SUBTARGET_CPP_SPEC): New. 22026 (CPP_PREDEFINES): Define __PIC__ and __pic__. PIC code is default 22027 for MIPS/Linux and lots of code needs these defines. 22028 22029Wed Apr 12 22:44:11 2000 Hans-Peter Nilsson <hp@axis.com> 22030 22031 * reorg.c (fill_slots_from_thread): Check side_effects_p when 22032 trying the "opposite arithmetic" approach. 22033 22034Wed Apr 12 20:51:20 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 22035 22036 * sh.h (STRUCT_VALUE): Just 0 for TARGET_HITACHI. 22037 (struct sh_args): Add new field force_mem. 22038 (INIT_CUMULATIVE_ARGS): Initialize it. 22039 (FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Act on it. 22040 22041Wed Apr 12 17:20:41 MET DST 2000 Jan Hubicka <jh@suse.cz> 22042 22043 * calls.c (expand_call): Do not reverse args in "equal from" field. 22044 (emit_library_call_value_1): Emit_libcall_block for const and pure 22045 function. 22046 22047Wed Apr 12 16:00:25 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 22048 22049 * reload1.c (reload_combine): Don't enable optimization for fixed 22050 registers when encountering a BARRIER. 22051 22052Wed Apr 12 15:54:11 MET DST 2000 Jan Hubicka <jh@suse.cz> 22053 22054 * builtins.c (expand_builtin_memcmp): Do expansion even with 22055 !HAVE_cmpstrsi, do libcall when gen_strcmpsi fails. 22056 22057 * calls.c (expand_call): Do NO_DEFER_POP unconditionally once 22058 stack is properly aligned; add sanity checking for aligned 22059 stack pointer. 22060 (expand_library_call_value_1): Add sanity checking for aligned 22061 stack pointer. 22062 22063Wed Apr 12 07:51:54 2000 Catherine Moore <clm@cygnus.com> 22064 22065 * calls.c (emit_library_call_value_1): Change 3rd arg to 22066 locate_and_pad_parm to disregard the setting of partial. 22067 22068Wed Apr 12 08:47:38 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 22069 22070 * tree.c (unsave_expr_now_r, unsafe_for_reeval): Properly do TREE_LIST. 22071 22072 * print-rtl.c (print_rtx): For CALL_PLACEHOLDER, output the 22073 CALL_INSN from the normal case. 22074 22075Fri Apr 7 12:23:04 MET DST 2000 Jan Hubicka <jh@suse.cz> 22076 22077 * i386.c (x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8): 22078 New global variables. 22079 (ix86_emit_epilogue_adjustment): Do not attempt to use pop for the 22080 adjustment. 22081 * i386.h (x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8): 22082 Declare, 22083 (TARGET_SUB_ESP_4, TARGET_SUB_ESP_8, TARGET_ADD_ESP_4, 22084 TARGET_ADD_ESP_8): New macros. 22085 * i386.md: Add peep2s to convert esp adjustments to push and pop 22086 instructions. 22087 (pushsi_prologue, popsi_epilogue): New patterns. 22088 220892000-04-12 Jakub Jelinek <jakub@redhat.com> 22090 22091 * real.c (toe64): Remove stale #endif from the last change. 22092 220932000-04-12 Stephen L Moshier <moshier@mediaone.net> 22094 22095 * real.h (MAX_LONG_DOUBLE_TYPE_SIZE): Comment. 22096 * real.c (toe64): Revert previous change. 22097 220982000-04-12 Jakub Jelinek <jakub@redhat.com> 22099 22100 * objc/objc-act.c: Include ggc.h. 22101 (objc_tree_index, objc_global_trees): Convert most of the 22102 static tree variables into a static array with previous names 22103 as defines. 22104 (objc_ellipsis_node): New variable. 22105 (lang_init): Call objc_act_parse_init and c_parse_init. 22106 Create objc_ellipsis_node. 22107 (build_selector_translation_table): Use objc_ellipsis_node instead 22108 of (tree)1. 22109 (hack_method_prototype): Likewise. 22110 (get_arg_type_list): Likewise. 22111 (start_method_def): Likewise. 22112 (continue_method_def): Likewise. 22113 (gen_method_decl): Likewise. 22114 (ggc_mark_imp_list): New function. 22115 (ggc_mark_hash_table): New function. 22116 (objc_act_parse_init): New function. 22117 * objc/objc-act.h (objc_ellipsis_node): Add extern variable. 22118 * c-parse.in (c_parse_init): For objc add roots of objc specific 22119 local tree variables. 22120 * objc/objc-parse.y: Rebuilt. 22121 * objc/objc-parse.c: Rebuilt. 22122 (opt_parm_list): Use objc_ellipsis_node instead of (tree)1. 22123 22124Wed Apr 12 01:00:44 EDT 2000 John Wehle (john@feith.com) 22125 22126 * cse.c (delete_trivially_dead_insns): Also delete insns 22127 that copy a register to itself where the destination is 22128 a strict_low_part. 22129 221302000-04-11 Richard Henderson <rth@cygnus.com> 22131 22132 * flow.c (struct propagate_block_info): Add new_dead, new_live. 22133 (propagate_block): Initialize them. Use them in parallel instead 22134 of one tmp variable, ie revert much of the 0408 and 0407 functional 22135 changes, but keep the structural changes. 22136 (mark_set_regs): Take new_dead from propagate_block_info instead. 22137 (mark_set_1, mark_set_reg): Likewise. 22138 (mark_used_regs): Likewise with new_live. 22139 (mark_used_reg): Likewise. Revert 0408 change. 22140 221412000-04-11 Nick Clifton <nickc@cygnus.com> 22142 22143 * config/arm/arm.h: (INCOMING_RETURN_ADDR_RTX): Remove Dwarf2 22144 restriction. 22145 (DWARF_FRAME_RETURN_COLUMN): Remove Dwarf2 restriction. 22146 221472000-04-11 Alexandre Oliva <oliva@lsd.ic.unicamp.br> 22148 22149 * config/elfos.h (SELECT_SECTION): Decide whether to use a data or 22150 const section to output a CONSTRUCTOR based on the same conditions 22151 used for VAR_DECLs. 22152 22153Tue Apr 11 09:55:59 2000 Jeffrey A Law (law@cygnus.com) 22154 22155 * pa/long-double.h (FIX_TRUNCTFSI2_LIBCALL): Tweak for PA64. 22156 * pa/pa-protos.h (output_call): Add additional argument indicating 22157 if the call is a sibling/tail call. 22158 (compute_zdepdi_operands, output_64bit_and): Prototype new functions. 22159 (compute_64bit_ior, cmpib_comparison_operator): Likewise. 22160 (function_arg, function_arg_partial_nregs): Likewise 22161 * pa/pa.c (override_options): Always set flag_pic for TARGET_64BIT. 22162 (emit_move_sequence): Zero extend certain constants as needed 22163 for TARGET_64BIT. 22164 (compute_zdepdi_operands, output_64bit_and): New functions. 22165 (output_64bit_ior, function_arg): Likewise. 22166 (cmpib_comparison_operator, function_arg_partial_nregs): Likewise. 22167 (compute_frame_size, hppa_expand_prologue): Handle TARGET_64BIT. 22168 (hppa_expand_epilogue, return_addr_rtx, hppa_va_arg): Likewise. 22169 (hppa_builtin_saveregs, output_cbranch, output_bb): Likewise. 22170 (output_bvb): Likewise. 22171 (output_millicode_call): Return pointer is in %r2 for TARGET_64BIT. 22172 (output_call): New argument 'sibcall'. Generate sibcall sequences 22173 as needed. 22174 (print_operand); Handle cases 'Q', 'p', and 'z' for TARGET_64BIT. For 22175 (ouput_arg_descriptor): Do not emit argument descriptors for 22176 TARGET_64BIT. 22177 * pa/pa.h (TARGET_PA_11, TARGET_PA_20): Only define if not already 22178 defined. 22179 (TARGET_64BIT, PROMOTE_FUNCTION_RETURN): Define. 22180 (FUNCTION_OK_FOR_SIBALL): Define. 22181 (CPP_PA10_SPEC, CPP_PA11_SPEC, CPP_PA20_SPEC): Define. 22182 (CPP_CPU_DEFAULT_SPEC, SUBTARGET_EXTRA_SPECS, EXTRA_SPECS): Likewise. 22183 (CPP_SPEC): Use new spec infrastructure. 22184 (BITS_PER_WORD, UNITS_PER_WORD): Handle TARGET_64BIT. 22185 (STACK_BOUNDARY, FUNCTION_BOUNDARY, PIC_OFFSET_TABLE_REGNUM): Likewise. 22186 (RETURN_IN_MEMORY, EXTRA_CONSTRAINT, FIRST_PARM_OFFSET): Likewise. 22187 (REG_PARM_STACK_SPACE, STACK_POINTER_OFFSET): Likewise. 22188 (STACK_DYNAMIC_OFFSET, FUNCTION_VALUE): Likewise. 22189 (FUNCTION_ARG_PASS_BY_REFERENCE, FUNCTION_ARG_CALLEE_COPIES): Likewise. 22190 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise. 22191 (INITIALIZE_TRAMPOLINE, LEGITIMATE_CONSTANT_P): Likewise. 22192 (CONST_OK_FOR_LETTER_P, MOVE_RATIO): Likewise. 22193 (FUNCTION_ARG); Call out to C code. 22194 (FUNCTION_ARG_PARTIAL_NREGS): Likewise. 22195 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Define. 22196 (MIN_UNITS_PER_WORD): Likewise. 22197 * pa/pa.md (cmpdi): New expander. 22198 (scc patterns, movstrsi): Not available for TARGET_64BIT. 22199 (64bit conditional arithmetic): New patterns. 22200 (absdi2, smindi3, umindi3, smaxdi3, umaxdi3): New patterns. 22201 (movsicc): Not available if modes on all the operands to not match. 22202 (movdicc): New expander and associated patterns. 22203 (64bit branches): New patterns. 22204 (pre_load, post_store): Generate appropriate code for TARGET_64BIT. 22205 (pre_ldd, post_std): New patterns. 22206 (64bit addil, load low part): New patterns. 22207 (special movsf constant): Not available for TARGET_64BIT. 22208 (movsf, movdf expanders): Force constants into memory. 22209 (32bit movdf/movdi patterns): Disable for TARGET_64BIT. 22210 (64bit movdf/movdi patterns): New patterns. 22211 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New patterns 22212 for TARGET_64BIT. 22213 (extendqidi2, extendhidi2, extendsidi2): Similarly. 22214 (adddi3 expander): Allow "arith_operand" for second input. 22215 (32bit adddi3, subdi3, uaddcm): Disable for TARGET_64BIT. 22216 (64bit adddi3, subsi3, uaddcm): New patterns for TARGET_64BIT. 22217 (mulsi3 expander): Revamp slightly so it supports TARGET_64BIT too. 22218 (muldi3): New expander for TARGET_64BIT. 22219 (divsi3, udivsi3, modsi3, umodsi3): Fourth operand must be (reg:SI 2) 22220 for TARGET_64BIT. 22221 (32bit anddi3, iordi3, xordi3, andcm, negdi2, uaddcm): Disable 22222 patterns for TARGET_64BIT. 22223 (64bit anddi3, iordi3, xordi3, andcm, negdi2, uaddcm, shadd): New 22224 patterns for TARGET_64BIT. 22225 (64bit bit insertion/extractions): New patterns for TARGET_64BIT. 22226 (64bit shifts/rotates): New patterns/expanders for TARGET_64BIT. 22227 (sibcall_epilogue): New expander. 22228 (casesi): Tweak for TARGET_64BIT. 22229 (call expanders): Set & use the outgoing argument pointer. Use the 22230 64bit call patterns as needed. Add additional arg to output_call. 22231 (call_internal_reg_64bit, call_value_internal_reg_64bit): New pattern. 22232 (sibcall, sibcall_internal_symref): New expanders. 22233 (sibcall_value, sibcall_value_internal_symref 22234 (interspace_jump): Turn into an expander + matching patterns. 22235 (canonicalize_funcptr_for_compare): Not needed for TARGET_64BIT. 22236 * pa/pa64-regs.h: Eliminate trigraph sequences. 22237 * pa/pa64-start.h (TARGET_PA_20): Fix typo. 22238 222392000-04-11 Zack Weinberg <zack@wolery.cumb.org> 22240 22241 * cppexp.c, cpphash.c, cpphash.h, cpplex.c, cpplib.c, 22242 cpplib.h, cppmain.c, fix-header.c, scan-decls.c: Replace 22243 cpp_token with cpp_ttype everywhere. 22244 * cpperror.c, cpphash.c, cpplex.c, cpplib.c, scan-decls.c: 22245 Replace cpp_buf_line_and_col with CPP_BUF_LINE and/or 22246 CPP_BUF_COL. Line and column numbers are unsigned int, not 22247 long. 22248 * cpplex.c (cpp_buf_line_and_col): Delete. 22249 * cpplib.h (struct cpp_buffer, struct cpp_reader): Change 22250 'long lineno' to 'unsigned int lineno'. 22251 (CPP_BUF_LINE, CPP_BUF_COL): New macros. 22252 222532000-04-11 Martin v. Löwis <loewis@informatik.hu-berlin.de> 22254 22255 * extend.texi: ISO C99 is not a draft anymore. 22256 * invoke.texi: ISO C++ is not a draft anymore. 22257 * cpp.texi: __cplusplus is required by the ISO standard. 22258 22259 * extend.texi (-fthis-is-variable): Undocument. 22260 * flags.h (warn_template_debugging): Remove declaration. 22261 * gcc.1 (-fall-virtual, -fenum-int-equiv, -fthis-is-variable, 22262 -Wenum-clash, -Wtemplate-debugging): Undocument. 22263 222642000-04-10 Nick Clifton <nickc@cygnus.com> 22265 22266 * config/arm/arm.h (HOST_INT): New macro: Declare a HOST_WIDE_INT 22267 integer. 22268 (HOST_UINT): New macro: Declare an unsigned HOST_WIDE_INT 22269 integer. 22270 (ARM_SIGN_EXTEND): Use HOST_UINT. 22271 (STRIP_NAME_ENCODING): Prevent warnings about redefinitions. 22272 (ASM_OUTPUT_LABELREF): Prevent warnings about redefinitions. 22273 (INCOMING_RETURN_ADDR_RTX): Only define if Dwarf2 is supported. 22274 (DWARF_FRAME_RETURN_COLUMN): Only define if Dwarf2 is supported. 22275 22276 * config/arm/arm.c: (const_ok_for_arm): Use HOST_UINT. 22277 (arm_gen_constant): Use HOST_UINT. 22278 (arm_canonicalize_constant): Use HOST_UINT. 22279 (arm_reload_in_hi): Use HOST_UINT. 22280 (arm_reload_out_hi): Use HOST_UINT. 22281 (output_multi_immediate): Use HOST_UINT. 22282 (int_log2): Use HOST_UINT. 22283 (arm_poke_function_name): Use HOST_UINT. 22284 (arm_output_epilogue): Use arm_volatile_func(). 22285 (output_thumb_prologue): Use arm_strip_name_encoding(). 22286 22287Mon Apr 10 15:40:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 22288 22289 * sbitmap.c (sbitmap_a_subset_b_p): Rework loop to avoid potential 22290 of sequence point problems. 22291 222922000-04-10 Nathan Sidwell <nathan@codesourcery.com> 22293 22294 * rtl.def (ASHIFT, ROTATE, ASHIFTRT, LSHIFTRT, ROTATERT): 22295 Recomment. 22296 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Recomment. 22297 22298Mon Apr 10 07:21:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 22299 22300 * sbitmap.h: Whitespace changes and use upper-case macro args. 22301 (struct simple_bitmap_def): All sizes now unsigned. 22302 (EXECUTE_IF_SET_IN_SBITMAP): Internal vars now _X instead of X_. 22303 * sbitmap.c (sbitmap_alloc): N_ELMS now unsigned; also local vars. 22304 (sbitmap_vector_alloc): Parms and local vars now unsigned. 22305 (sbitmap_zero): Cast bzero arg to PTR. 22306 (sbitmap_vector_zero, sbitmap_vector_one): Parm and Local var unsigned. 22307 (sbitmap_union_of_diffs): Change loop index to unsigned and rework 22308 loop to make structure clearer. 22309 (sbitmap_not, sbitmap_difference, sbitmap_a_and_b): Likewise. 22310 (sbitmap_a_or_b, sbitmap_a_subset_b_p, sbitmap_a_or_b_and_c): Likewise. 22311 (sbitmap_a_and_b_or_c): Likewise. 22312 (sbitmap_intersection_of_succs): Minor cleanups. 22313 (sbitmap_intersection_of_preds, sbitmap_union_of_succs): Likewise. 22314 (sbitmap_union_of_preds): Likewise. 22315 (sbitmap_first_set_bit, dump_sbitmap): Local variables now unsigned. 22316 (debug_sbitmap): New function. 22317 22318 * c-convert.c (convert): Handle REFERENCE_TYPE like POINTER_TYPE. 22319 * c-typeck.c (convert_for_assignment): Likewise. 22320 22321 * expmed.c (init_expmed): Don't free objects we make. 22322 * emit-rtl.c (gen_rtx_CONST_INT, init_emit_once): Minor cleanups. 22323 22324 * expr.c (get_inner_reference): Correct some WITH_RECORD_EXPR cases. 22325 (expand_expr, case CONVERT_EXPR): Pass proper alignment to store_field. 22326 22327 * gcse.c (expr_hash_table_size): Now unsigned. 22328 (compute_ae_gen): Local variable `i' now unsigned. 22329 (compute_ae_kill, pre_insert_copies, pre_delete, pre_gcse): Likewise. 22330 (compute_transout, hoist_code): Likewise. 22331 (compute_local_properties): Likewise, also hash_table_size. 22332 (alloc_expr_hash_table): N_INSNS now unsigned. 22333 (delete_null_pointer_checks): Mark arg F as unused. 22334 22335 * regrename.c: Minor cleanups, including chang some variables 22336 to unsigned int. 22337 223382000-04-10 Neil Booth <NeilB@earthling.net> 22339 22340 * cpplex.c (skip_block_comment): Use pointer arithmetic rather 22341 than GETC (). 22342 * cpphash.h: (CPP_BUMP_BUFFER_LINE_CUR, CPP_BUMP_LINE_CUR): New. 22343 223442000-04-10 Martin v. Löwis <loewis@informatik.hu-berlin.de> 22345 22346 * invoke.texi (-fno-gnu-keywords): Remove classof, headof, 22347 __classof__, and __headof__ from the list of gnu keywords. 22348 (-ansi): Remove -foperator-names from list of implied options. 22349 Do not call it ANSI C++. 22350 (-foperator-names): Document as -fno-operator-names. 22351 223522000-04-09 Zack Weinberg <zack@wolery.cumb.org> 22353 22354 * cpphash.c (timestamp): Delete. 22355 (del_HASHNODE): If type is T_MCONST, free value.cpval. 22356 (special_symbol): Remove unnecessary braces. Remove 22357 T_VERSION. Treat T_STDC like T_CONST unless 22358 STDC_0_IN_SYSTEM_HEADERS. Render both __DATE__ and __TIME__ 22359 when one is encountered, then convert them into T_MCONST 22360 nodes. 22361 * cppinit.c (builtin_array): version_string is T_MCONST. 22362 __STDC__ has a "1" in its cpval. Don't have a terminator 22363 entry. Clean up which entries are dumped. 22364 (initialize_builtins): Only __STDC__ gets the special 22365 -traditional treatment. Count the length of builtin_array. 22366 Render version_string here. 22367 * cpphash.h: Remove T_VERSION. Add T_MCONST. 22368 * cpplib.h (struct cpp_reader): Remove timebuf. 22369 223702000-04-09 Richard Henderson <rth@cygnus.com> 22371 22372 * genrecog.c (pred): Update comparison_operator for the unordered 22373 operators. 22374 22375 * config/i386/i386.c (no_comparison_operator): Disallow unordered 22376 operators. 22377 (fcmov_comparison_operator): Allow UNORDERED/ORDERED. 22378 (uno_comparison_operator): New. 22379 (put_condition_code): Handle UNORDERED/ORDERED. 22380 (unsigned_comparison): Likewise. 22381 (ix86_fp_compare_mode): Broken out of ix86_expand_fp_compare. 22382 (ix86_use_fcomi_compare, ix86_prepare_fp_compare_args): Likewise. 22383 (ix86_expand_fp_compare): Use them. Take scratch as argument, 22384 update all callers. Handle all 8 unordered operators. 22385 (ix86_expand_setcc): Lose the unordered argument, update all callers. 22386 (ix86_expand_branch): Likewise. Don't fully expand fp branches. 22387 * config/i386/i386.h (PREDICATE_CODES): Update. 22388 * config/i386/i386-protos.h (ix86_expand_fp_compare): Declare. 22389 (ix86_expand_branch, ix86_expand_setcc): Update. 22390 * config/i386/i386.md (sunordered, sordered): New. 22391 (suneq, sunge, sungt, sunle, sunlt, sltgt): New. 22392 (bunordered, bordered): New. 22393 (buneq, bunge, bungt, bunle, bunlt, bltgt): New. 22394 (*fp_jcc_1, *fp_jcc_2, *fp_jcc_3, *fp_jcc_4): New. 22395 (*fp_jcc_5, *fp_jcc_6, and splitters): New. 22396 223972000-04-09 Philip Blundell <philb@gnu.org> 22398 22399 * config/arm/arm.h (ARM_NAME_ENCODING_LENGTHS): Strip `*' too. 22400 22401Sun Apr 9 15:16:14 EDT 2000 John Wehle (john@feith.com) 22402 22403 * i386.md (fix_truncsfhi2, fix_truncdfhi2, 22404 fix_truncxfhi2): New patterns. 22405 * i386.c (output_fix_trunc): Handle converting to HImode. 22406 224072000-04-08 Alex Samuel <samuel@codesourcery.com> 22408 22409 * ssa.c (convert_to_ssa): Eliminate dead code when calling 22410 life_analysis. 22411 (convert_from_ssa): Call compute_bb_for_insn before life_analysis. 22412 (for_each_successor_phi): Change parameter to basic_block. 22413 (coalesce_regs_in_successor_phi_nodes): Likewise. 22414 (coalesce_regs_in_copies): Likewise. 22415 (compute_coalesced_reg_partition): Use basic_block instead of index. 22416 * rtl.h (convert_to_ssa): Delete. 22417 (convert_from_ssa): Likewise. 22418 (successor_phi_fn): Likewise. 22419 (for_each_successor_phi): Likewise. 22420 (in_ssa_form): Likewise. 22421 * basic-block.h (convert_to_ssa): Moved from rtl.h. 22422 (convert_from_ssa): Likewise. 22423 (successor_phi_fn): Likewise. 22424 (in_ssa_form): Likewise. 22425 (for_each_successor_phi): Likewise. Change parameter to basic_block. 22426 * flow.c (calculate_global_regs_live): Pass a basic_block to 22427 for_each_successor_phi. 22428 224292000-04-08 Richard Henderson <rth@cygnus.com> 22430 22431 * flow.c (mark_used_reg): Use reg_set_p to determine if a register 22432 was modified in the current insn. 22433 224342000-04-08 Richard Earnshaw (rearnsha@arm.com) 22435 22436 * arm/thumb.md: Delete. 22437 * arm/thumb-protos.h: Delete. 22438 224392000-04-08 Richard Earnshaw (rearnsha@arm.com) 22440 22441 Merge changes from merged-arm-thumb-backend-branch onto trunk. 22442 22443 2000-04-08 Richard Earnshaw (rearnsha@arm.com) 22444 22445 * Merge trunk code from tag merged-arm-thumb-backend-merge_20000408 22446 into branch. 22447 22448 * arm.md (nop): Use the standard RTL expression. Don't code as a 22449 define_expand. 22450 (*arm_nop, *thumb_nop): Delete. 22451 22452 * arm.c (const_ok_for_arm): Don't use ANSI extensions for defining 22453 constants. Use casts instead. 22454 (arm_gen_constant, arm_rtx_costs, arm_reload_in_hi, arm_reload_out_hi, 22455 output_multi_immediate, arm_poke_function_name): Likewise. 22456 * arm.h (ARM_LEGITIIMIZE_RELOAD_ADDRESS, ARM_SIGN_EXTEND, 22457 MASK_RETURN_ADDDR): Likewise. 22458 22459 2000-03-31 Richard Earnshaw (rearnsha@arm.com) 22460 22461 * Merge trunk code from tag merged-arm-thumb-backend-merge_20000325 22462 into branch. 22463 22464 * arm.md (eh_epilogue): New function. 22465 * arm.h (struct machine_function): Move to here ... 22466 * arm.c: ... from here. 22467 (arm_output_epilogue): Support epilogues for __builtin_eh_return. 22468 (thumb_exit): Extra parameter eh_ofs. All callers changed. 22469 Handle epilogues for __builtin_eh_return. Make bit-fields unsigned. 22470 22471 2000-03-30 Nick Clifton <nickc@cygnus.com> 22472 22473 * config/arm/semi.h (ASM_SPEC): Restore definition. 22474 (SUBTARGET_EXTRA_ASM_SPEC): Define if not already defined. 22475 22476 * config/arm/elf.h (ASM_SPEC): Restore definition. 22477 (SUBTARGET_EXTRA_ASM_SPEC): Define if not already defined. 22478 22479 * config/arm/arm.h (ASM_SPEC): Remove definition. 22480 (SUBTARGET_EXTRA_ASM_SPEC): Remove definition. 22481 22482 2000-03-26 Bernd Schmidt <bernds@cygnus.co.uk> 22483 22484 * config/arm/arm.c: Disable -fschedule-insns for Thumb. 22485 22486 2000-03-24 Nick Clifton <nickc@cygnus.com> 22487 22488 Various formating tidyups, elimination of compile time 22489 warnings and synchronisation with internal sources: 22490 22491 * config/arm/arm-protos.h (assemble_align): Add prototype. 22492 (gen_rotated_half_load): Rename to arm_gen_rotated_half_load. 22493 (gen_comapre_reg): Rename to arm_gen_compare_reg. 22494 (arm_return_addr_rtx): Rename to arm_return_addr. 22495 22496 * config/arm/arm.c: Include except.h. 22497 Define shorter typenames for strict minipool_node and struct 22498 minipool_fix. 22499 (arm_return_in_memory): For WinCE return all structures <= 32 bits 22500 in memory. 22501 (gen_rotated_half_load): Rename to arm_gen_rotated_half_load. 22502 (gen_comapre_reg): Rename to arm_gen_compare_reg. 22503 22504 * config/arm/arm.h (SUBTARGET_EXTRA_ASM_SPEC): Define if not 22505 already defined. 22506 (ASM_SPEC): Define if not already defined. 22507 (ASM_OUTPUT_DEF_FROM_DECLS): Define. 22508 22509 * config/arm/arm.md: Rename references to gen_rotated_half_load to 22510 arm_gen_rotated_half_load, and references to gen_comapre_reg to 22511 arm_gen_compare_reg. 22512 (indirect_jump): Only accept register operands. 22513 (load_indirect_jump): Keep this pattern since combine can generate 22514 it. 22515 22516 * config/arm/coff.h: Include aout.h. 22517 (MULTILIB_DEFAULTS): Only define if not already defined. 22518 22519 * config/arm/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Move definition 22520 into arm.h (so that COFF ports can support thumb based aliases). 22521 (ASM_SPEC): Move definition into arm.h 22522 22523 * config/arm/linux-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Remove 22524 redundant apcs spec. 22525 (ASM_SPEC): Move definition to arm.h 22526 22527 * config/arm/semi.h (ASM_SPEC): Move definition to arm.h 22528 22529 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Add support 22530 for entries in the .bss section 22531 22532 2000-03-23 Nick Clifton <nickc@cygnus.com> 22533 22534 * config/arm/arm.h (THUMB_INITIAL_ELIMINATION_OFFSET): Pass 0 22535 to thumb_far_jump_used_p. 22536 22537 * config/arm/arm-protos.h (thumb_far_jump_used_p): Take a 22538 single integer parameter. 22539 22540 * config/arm/arm.c (struct machine_function): Add two new 22541 fields, 'far_jump_used' and 'arg_pointer_live'. 22542 (thumb_far_jump_used_p): Once the decision has been made that 22543 far jumps might be used, always return true. 22544 If being called from the initial elimination offset macro then 22545 do not bother to perform the test if the arg pointer is not 22546 being used. 22547 (thumb_unexpand_epilogue): Pass 1 to thumb_far_jump_used_p(). 22548 (output_thumb_prologue): Pass 1 to thumb_far_jump_used_p(). 22549 22550 2000-03-23 Richard Earnshaw (rearnsha@arm.com) 22551 22552 * arm.c (output_return_instruction): Handle more cases where we can 22553 return from a function with an ldr instruction. 22554 (arm_output_epilogue): Likewise. 22555 22556 * arm.c (thumb_expand_prologue): Don't clobber the frame pointer 22557 if we need to push a large stack frame and there are no callee-saved 22558 registers. 22559 22560 * arm.c (arm_debugger_arg_offset): An offset of 0 is also valid 22561 in ARM code if the frame pointer has been eliminated. 22562 22563 * arm.md (epilogue, *epilogue_insns, consttable_*, align_4): Renumber 22564 unspec_volatile arguments to avoid duplicates. 22565 (consttable_1, consttable_2): Fixes for big-endian mode. 22566 22567 * arm.md (all ARM-mode load insns): Add neg_pool_range attribute 22568 as appropriate. 22569 22570 Re-write constant pool code. 22571 * arm.c (minipool_node, minipool_fix): New types. 22572 (minifix): Delete type. 22573 (arm_add_minipool_constant): Delete. 22574 (arm_compute_minipool_offsets, arm_find_barrier, 22575 arm_find_minipool_constant, fixup_compare, sort_fixups): Likewise. 22576 (get_jump_table_size): Now returns HOST_WIDE_INT. 22577 (move_minipool_fix_forward_ref, add_minipool_forward_ref): New 22578 functions. 22579 (move_minipool_fix_backward_ref, add_minipool_backward_ref): Likewise. 22580 (assign_minipool_offsets, arm_print_value): Likewise. 22581 (dump_minipool): Rewrite. 22582 (arm_barrier_cost): New function. 22583 (create_fix_barrier): New function. 22584 (push_minipool_barrier): New function. 22585 (push_minipool_fix): Record additional information about the fixup 22586 required. 22587 (note_invalid_constants): Remove push for (UNSPEC 3). Don't 22588 check the mode of what needs fixing. 22589 (arm_reorg): Rewrite. 22590 22591 2000-03-08 Nick Clifton <nickc@cygnus.com> 22592 22593 * config/arm/arm.md (indirect_jump): Force constant addresses into 22594 a register. 22595 22596 2000-03-01 Bernd Schmidt <bernds@cygnus.co.uk> 22597 22598 * config/arm/arm.md: Add splitter to turn SF moves into SI moves. 22599 22600 2000-02-24 Nick Clifton <nickc@cygnus.com> 22601 22602 * config/arm/arm.c (thumb_expand_prologue): Make sure that stack 22603 adjust is word aligned. 22604 (thumb_expand_epilogue): Make sure that stack adjust is word 22605 aligned. 22606 22607 * config/arm/elf.h (ASM_FILE_START): Fix type of version string. 22608 22609 2000-02-24 Bernd Schmidt <bernds@cygnus.com> 22610 22611 * config/arm/arm.h (THUMB_GO_IF_LEGITIMATE_ADDRESS): Allow frame 22612 pointer relative addresses. 22613 22614 2000-02-10 Richard Earnshaw <rearnsha@arm.com> 22615 22616 * arm.c (find_barrier): Find the last barrier within the allowed 22617 range. 22618 22619 2000-02-09 Nick Clifton <nickc@cygnus.com> 22620 22621 * config/arm/arm-protos.h: Replace PROTO with PARAMS. 22622 22623 2000-02-09 Nick Clifton <nickc@cygnus.com> 22624 22625 * config/arm/linux-elf.h (FUNCTION_PROFILER): Rename to 22626 ARM_FUNCTION_PROFILER. 22627 22628 * config/arm/netbsd.h (FUNCTION_PROFILER): Rename to 22629 ARM_FUNCTION_PROFILER. 22630 22631 * config/arm/linux-oldld.h: Imported from mainline sources. 22632 22633 2000-02-07 Nick Clifton <nickc@cygnus.com> 22634 22635 * config/arm/lib1funcs.asm: Merge in thumb functions from 22636 lib1thumb.asm. 22637 22638 * config/arm/lib1thumb.asm: Delete. 22639 22640 2000-02-04 Nick Clifton <nickc@cygnus.com> 22641 22642 * config/arm/arm.c: Sychronised with current Red hat local 22643 sources. 22644 * config/arm/arm.h: Ditto. 22645 * config/arm/arm-protos.h: Ditto. 22646 22647 2000-02-02 Bernd Schmidt <bernds@cygnus.co.uk> 22648 22649 * arm.c (soft_df_operand): Reject SUBREGs containing a constant. 22650 22651 * arm.c (arm_gen_movstrqi): Generate halfword stores rather than two 22652 byte stores. 22653 22654 2000-02-02 Nick Clifton <nickc@cygnus.com> 22655 22656 * config/arm/thumb.c (thumb_exit): Additional fix for same bug. 22657 22658 * config/arm/arm.md (epilogue): Fix rtl checking abort because 22659 (return) was emited using an emit_insn() call. 22660 22661 2000-01-31 Nick Clifton <nickc@cygnus.com> 22662 22663 * config/arm/arm.c (output_thumb_prologue): Fix bug generating 22664 thumb stack frame. 22665 (thumb_exit): Move frame pointer back into hard frame pointer 22666 register if backtracing is being used. 22667 22668 2000-01-13 Richard Earnshaw (rearnsha@arm.com) 22669 22670 * Merge trunk code from tag merged-arm-thumb-backend-merge_20000113 22671 into branch. 22672 22673 1999-12-15 Bernd Schmidt <bernds@cygnus.co.uk> 22674 22675 * config/arm/arm.md (neg_pool_offset): Provide default for new 22676 attribute. 22677 (arm_movsi_insn): Add neg_pool_offset attribute. 22678 * config/arm/arm.c (arm_find_barrier): Replace arg FIX with an 22679 rtx for the insn that starts the scan and an unsigned long for its 22680 address. Add MIN_OFFSET and PINSERTED args. All callers changed. 22681 Change scan to ignore insns before MIN_OFFSET. Store size of inserted 22682 instructions in *PINSERTED. 22683 (struct minipool_fixup): Add MIN_ADDRESS elt. 22684 (sort_fixups): Compute it. 22685 (arm_reorg): Changes to support inserting pools before the insn to be 22686 fixed up. 22687 22688 1999-12-08 Bernd Schmidt <bernds@cygnus.co.uk> 22689 22690 * config/arm/elf.h (MULTILIB_DEFAULTS): Add "marm". 22691 * config/arm/linux-elf.h (MULTILIB_DEFAULTS): Add "marm". 22692 * config/arm/coff.h (MULTILIB_DEFAULTS): Add "marm". 22693 22694 Wed Nov 3 10:04:07 1999 Nick Clifton <nickc@cygnus.com> 22695 22696 * config/arm/semi.h (TARGET_VERSION): Do not define if already 22697 defined. 22698 (TARGET_DEFAULT): Do not define if already defined. 22699 22700 Tue Nov 2 10:37:25 1999 Nick Clifton <nickc@cygnus.com> 22701 22702 * config/arm/arm.md (anddi3): Allow disjoint source operands. 22703 (iordi3): Allow disjoint source operands. 22704 (xordi3): Allow disjoint source operands. 22705 (negdi2): Permit construction for ARM and Thumb. 22706 (arm_negdi2): Renamed version of old negdi2 pattern. 22707 (thumb_negdi2): New pattern: Only permit non-overlapping 22708 source and destination. 22709 22710 Fri Oct 29 18:52:38 1999 Nick Clifton <nickc@cygnus.com> 22711 22712 * config/arm/arm.c (thumb_expand_prologue): Emit a USE of the 22713 scratch low register so that it will not be deleted. 22714 22715 Fri Oct 29 15:23:48 1999 Nick Clifton <nickc@cygnus.com> 22716 22717 * config/arm/pe.h (ARM_PE): Define. 22718 22719 * config/arm/arm.c (arm_valid_machine_decl_attribute): Allow 22720 interfacearm attribute if this is a PE toolchain. 22721 (output_return_instruction): Do not emit anything if the function 22722 has the naked attribute set. 22723 (is_called_in_ARM_mode): If the function has the interfacearm 22724 attribute then return true. 22725 (thumb_expand_prologue): Do not generate a prologue for naked 22726 functions. 22727 (thumb_expand_epilogue): Do not generate an epilogie for a naked 22728 function. 22729 (output_thumb_prologue): Do not bother if the function is naked. 22730 Strip PE encoding from function name before emitting. 22731 22732 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com> 22733 22734 * arm.md (pic_load_addr): Fix constraints. 22735 22736 * arm.md (casesi_insn): Fix mis-applied patch. 22737 22738 * arm.md ("core" function unit): Add rules for single- and 22739 multi-cycle insns. 22740 (All TARGET_THUMB patterns): Add "type" attribute information 22741 where needed. 22742 * arm.c (arm_adjust_cost): Reduce the cost of a data dependency if 22743 the following insn is a CALL. 22744 22745 * arm.c (thumb_expand_epilogue): Add a use of the adjusted stack 22746 pointer. 22747 * arm.h (CONDITIONAL_REGISTER_USAGE): Nail down the 22748 ARM_HARD_FRAME_POINTER_REGNUM when TARGET_APCS_FRAME. 22749 (FRAME_POINTER_REQUIRED): Only check TARGET_APCS_FRAME if TARGET_ARM. 22750 22751 Wed Oct 27 14:40:48 1999 Nick Clifton <nickc@cygnus.com> 22752 22753 * config/arm/linux-gas.h: oops - this file was missed out when the 22754 branch was created... 22755 22756 Tue Oct 26 17:07:38 1999 Richard Earnshaw <rearnsha@arm.com> 22757 22758 * thumb.c: Deleted. Move contents to ... 22759 * arm.c: ... here. 22760 * t-arm-aout, t-arm-coff, t-arm-elf, t-linux, t-netbsd, t-semi: Remove 22761 rule for thumb.o 22762 * configure.in (arm*-*-*): Remove thumb.o from extra_objs list. 22763 * configure: Regen. 22764 22765 * arm-protos.h: Use RTX_CODE and tidy up long lines. Don't 22766 declare a prototype for asm_output_align(); 22767 22768 * arm.c (thumb_condition_code): Delete. 22769 (arm_print_operand): Always use arm_condition_code array. 22770 22771 * arm.c (thumb_return_addr_rtx): Delete. 22772 (arm_save_machine_status, arm_restore_machine_status): Delete. 22773 (arm_init_machine_status, arm_mark_machine_status): New functions. 22774 (arm_init_expanders): Update accordingly. 22775 (arm_return_addr): Renamed from arm_return_addr_rtx. Rewrite. 22776 (thumb_expand_prologue): Delete code referencing thumb_return_addr_rtx. 22777 * arm.h (RETURN_ADDR_RTX): Call arm_return_addr(). 22778 22779 Tue Oct 26 13:24:16 1999 Nick Clifton <nickc@cygnus.com> 22780 22781 * configure.in : Fix arm-*-aout target to use new t-arm-aout 22782 script. 22783 * config/arm/t-arm-aout: New file: Makefile script for arm-*-aout 22784 targets. 22785 22786 Tue Oct 26 11:27:12 1999 Nick Clifton <nickc@cygnus.com> 22787 22788 * config/arm/thumb.c (output_thumb_prologue): Fix bug creating 22789 stack backtrace structure. 22790 22791 * config/arm/arm-protos.h: Add prototypes for functions defined in 22792 arm/pe.h. 22793 22794 * config/arm/arm.c (arm_override_options): Fix selection of 22795 attributes of default processor. 22796 22797 * config/arm/coff.h: Delete needless #include. 22798 22799 * config/arm/pe.c: Delete unused code. 22800 22801 * config/arm/pe.h (CPP_DEFINES): Delete 22802 (SUBTARGET_CPP_SPEC): Define. 22803 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME. 22804 22805 * config/arm/t-pe: Add -DInhibit_libc to allof libgcc.a to build. 22806 22807 Mon Oct 25 15:42:09 1999 Richard Earnshaw (rearnsha@arm.com) 22808 22809 * arm.h (TARGET_APCS_FRAME): Renamed from TARGET_APCS -- all uses 22810 updated. 22811 (CAN_DEBUG_WITHOUT_FP): Define. 22812 (FIXED_REGISTERS): Make r11 call-saved. 22813 (CALL_USED_REGISTERS): Likewise. 22814 (CONDITIONAL_REGISTER_USAGE): Fix r11 if TARGET_APCS_FRAME. 22815 (FRAME_POINTER_REQUIRED): Correct logic for determining when a 22816 frame-pointer is required. 22817 (TARGET_DEFAULT): Make default setting include ARM_FLAG_APCS_FRAME. 22818 * arm.c (arm_override_options): Warn about -mno-apcs-frame and -g 22819 if the target normally needs a stack frame in non-leaf functions. 22820 (use_return_insn): Correct logic for determining when a return 22821 instruction can be used. 22822 (output_return_instruction): Handle the frame-pointer register as 22823 a normal register when not TARGET_APCS_FRAME. 22824 (arm_output_prologue): Likewise. 22825 (arm_output_epilogue): Likewise. 22826 (output_func_epilogue): Likewise. 22827 (arm_expand_prologue): Likewise. 22828 * netbsd.h semi.h (TARGET_DEFAULT): Add ARM_FLAG_APCS_FRAME. 22829 22830 * arm.c (use_return_insn): No need to check floating point regs if 22831 TARGET_SOFT_FLOAT. 22832 (arm_find_minipool_constant): Correct typo; use GET_CODE to get 22833 the code of value stored in the minipool array. 22834 (arm_add_minipool_constant): Likewise. 22835 228362000-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 22837 22838 * basic-block.h (conflict_graph_enum_fn): K&R fix. 22839 228402000-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 22841 22842 * tree.c (tree_expr_nonnegative_p): New function. 22843 22844 * tree.h (tree_expr_nonnegative_p): Declare. 22845 22846 * c-typeck.c (build_binary_op): Call `tree_expr_nonnegative_p' to 22847 elide some sign_compare warnings. 22848 (build_conditional_expr): Likewise. 22849 22850Sat Apr 8 00:21:51 EDT 2000 John Wehle (john@feith.com) 22851 22852 * i386.md (ashrsi3, ashrhi3, ashrqi3): Fix typo. 22853 22854 * i386.md (floathisf2, floathidf2, floathixf2): New patterns. 22855 * i386.c (print_operand): Use the proper suffix for a 387 HImode 22856 operand. Abort if a 387 operand has an unsupported size. 22857 228582000-04-08 Neil Booth <NeilB@earthling.net> 22859 22860 * cppexp.c (parse_charconst): Null does not end character 22861 constants. 22862 * cppinit.c (ISTABLE): Null character handled as whitespace. 22863 * cpplex.c (null_warning): new function. 22864 (skip_string): Emit warning if nulls encountered. 22865 (_cpp_skip_hspace): Emit warning if nulls encountered. 22866 (_cpp_lex_token): Emit warning if nulls encountered. Drop 22867 them. 22868 * cpp.texi: Update. 22869 228702000-04-07 Richard Henderson <rth@cygnus.com> 22871 22872 * flow.c (loop_depth): Remove. 22873 (reg_next_use, cc0_live, mem_set_list): Replace with ... 22874 (struct propagate_block_info): New. 22875 (life_analysis): Don't allocate reg_next_use. 22876 (propagate_block_delete_insn): Break out of propagate_block. 22877 Use flow_delete_insn to unlink rather than use NOTE_INSN_DELETED. 22878 (propagate_block_delete_libcall): Likewise. 22879 (propagate_block): Create a propagate_block_info struct to pass 22880 to subroutines. Allocate one not two temporary regsets. Don't 22881 clobber memory for const calls. Look for clobbers in 22882 CALL_INSN_FUNCTION_USAGE. 22883 (mark_set_regs): Recognize COND_EXEC. 22884 (mark_set_reg): Break out of mark_set_1. 22885 (mark_used_reg): Break out of mark_used_regs. 22886 (mark_used_regs): Recognize COND_EXEC. 22887 (insn_dead_p): Use propagate_block_info struct. 22888 (libcall_dead_p, invalidate_mems_from_autoinc): Likewise. 22889 (find_auto_inc, try_pre_increment_1): Likewise. 22890 (print_rtl_with_bb): Dump regs live at end too. 22891 (count_reg_sets_1): Pass in loop_depth. 22892 (count_reg_sets, count_reg_references): Likewise. 22893 (recompute_reg_usage): Provide it. 22894 228952000-04-07 Richard Henderson <rth@cygnus.com> 22896 22897 * Makefile.in (conflict.o): Depend on $(RTL_H) and $(BASIC_BLOCK_H) 22898 not the raw files. 22899 229002000-04-07 Zack Weinberg <zack@wolery.cumb.org> 22901 22902 * cpplib.c (do_elif): Skip the rest of the line if we're 22903 not going to bother evaluating it. 22904 (skip_if_group): Clear pfile->only_seen_white. Reorder loop 22905 to avoid pointless calls to the lexer. 22906 22907Fri Apr 7 11:50:54 2000 Jim Wilson <wilson@cygnus.com> 22908 22909 * config/ia64/ia64.c: Delete stdio.h and ctype.h includes. 22910 229112000-04-07 Jason Merrill <jason@casey.cygnus.com> 22912 22913 * calls.c (expand_call): emit_queue if we're trying a sibcall. 22914 229152000-04-07 Jakub Jelinek <jakub@redhat.com> 22916 22917 * config/sparc/t-linux64 (tcrtbeginS.o, tcrtendS.o): Remove. 22918 229192000-04-06 Geoff Keating <geoffk@cygnus.com> 22920 22921 * Makefile.in: Build crtbeginS and crtendS like crtbegin and 22922 crtend so they can be multilibbed. 22923 (STAGESTUFF): Remove s-crt and s-crtS. 22924 229252000-04-07 Richard Henderson <rth@cygnus.com> 22926 22927 * config/alpha/alpha.c (alpha_emit_conditional_move): Fail 22928 if we discover we need a pseudo and no_new_pseudos is true. 22929 * config/alpha/alpha.md (ne:DI insn): New. 22930 (trunctfsf2, sne): Emit NE instead of non-canonical LTU. 22931 229322000-04-07 Richard Henderson <rth@cygnus.com> 22933 22934 * rtl.def (COND_EXEC): New. 22935 * rtl.h (COND_EXEC_TEST, COND_EXEC_CODE): New. 22936 * tm.texi (MAX_CONDITIONAL_EXECUTE): Document. 22937 22938 * genconfig.c (have_cond_arith_flag): Remove. 22939 (have_cond_exec_flag): New. 22940 (walk_insn_part): Detect COND_EXEC, not arithmetic in IF_THEN_ELSE. 22941 (main): Print HAVE_conditional_execution. 22942 22943 * haifa-sched.c (haifa_classify_insn): Recognize COND_EXEC. 22944 (sched_analyze_insn, print_pattern): Likewise. 22945 * reload.c (find_equiv_reg): Likewise. 22946 * rtlanal.c (reg_referenced_p): Likewise. 22947 (note_stores, dead_or_set_regno_p): Likewise. 22948 (reg_overlap_mentioned_p): Rewrite to use a switch. 22949 22950 * ggc.h (struct rtx_def): Forward declare. 22951 22952 * print-rtl.c (debug_rtx_range): New. 22953 * rtl.h (debug_rtx_range): Declare. 22954 22955 * varray.h (VARRAY_ACTIVE_SIZE, VARRAY_POP_ALL): New. 22956 22957 * gcse.c (gcse_main): Don't rebuild the CFG here. 22958 (delete_null_pointer_checks): Likewise. 22959 * ssa.c (convert_to_ssa): Likewise. 22960 * toplev.c (rest_of_compilation): Do it here instead. Combine 22961 sequential calls to TIMEVAR. Consistently use `insns' instead of 22962 `get_insns()'. Always split insns after reload when optimizing. 22963 22964 * basic-block.h (merge_blocks_nomove): Declare. 22965 (tidy_fallthru_edge): Declare. 22966 * flow.c (merge_blocks_nomove): Document as merging into previous 22967 blocks. Remove cruft from between blocks; remove all edges out of A. 22968 (tidy_fallthru_edge): Export. 22969 229702000-04-06 Alex Samuel <samuel@codesourcery.com> 22971 22972 * ssa.c (compute_conservative_reg_partition): Declare with 22973 void arguments. 22974 * toplev.c (clean_dump_file): Remove previously-deleted function 22975 inadvertantly merged back in. 22976 * conflict.c (conflict_graph_add): Use a single call to 22977 htab_find_slot to look up and insert. 22978 229792000-04-06 Richard Henderson <rth@cygnus.com> 22980 22981 * genrecog.c (*): Rename _last_insn to last_insn. 22982 (make_insn_sequence): Set the position of the peephole2 C test 22983 to be at the last insn. 22984 229852000-04-06 Richard Henderson <rth@cygnus.com> 22986 22987 * flow.c (compute_flow_dominators): Free worklist. 22988 229892000-04-06 Michael Matz <matzmich@cs.tu-berlin.de> 22990 22991 * flow.c (compute_flow_dominators): Process blocks FIFO not LIFO. 22992 229932000-04-06 Alex Samuel <samuel@codesourcery.com> 22994 22995 * rtl.h (INSN_P): New macro. 22996 (successor_phi_fn): New typedef. 22997 (for_each_successor_phi): New prototype. 22998 (in_ssa_form): New variable. 22999 (PHI_NODE_P): Likewise. 23000 * flow.c (calculate_global_regs_live): Add to new_live_at_end from 23001 phi nodes in successors. 23002 (mark_used_regs): Add PHI case. 23003 (set_phi_alternative_reg): New function. 23004 (life_analysis): Assert that dead code elimination is not selected 23005 when in SSA form. 23006 * toplev.c (to_ssa_time): New variable. 23007 (from_ssa_time): Likewise. 23008 (compile_file): Zero to_ssa_time and from_ssa_time. 23009 Print time to convert to and from SSA. 23010 (rest_of_compilation): Time convert_to_ssa and convert_from_ssa. 23011 (print_time): Compute percent fraction as integer. 23012 * ssa.c (PHI_NODE_P): Moved to rtl.h. 23013 (convert_to_ssa): Check if we're already in SSA. 23014 Don't eliminate dead code in life_analysis. 23015 Rerun flow and life analysis at bottom. 23016 (eliminate_phi): Use canonical regnos when adding nodes. 23017 (mark_reg_in_phi): New function. 23018 (mark_phi_and_copy_regs): Likewise. 23019 (convert_from_ssa): Rerun life analysis at top. 23020 Use coalesced partition. 23021 Check for removing a phi node at the end of the block. 23022 (compute_coalesced_reg_partition): New function. 23023 (coalesce_regs_in_copies): Likewise. 23024 (coalesce_reg_in_phi): Likewise. 23025 (coalesce_regs_in_successor_phi_nodes): Likewise. 23026 (for_each_successor_phi): Likewise. 23027 (rename_context): New struct. 23028 (rename_block): Use a rename_context with rename_insn_1. When 23029 renaming sets of a subreg, emit a copy of the entire reg first. 23030 (rename_insn_1): Treat data as a rename_context *. Save current 23031 insn in set_data. 23032 (rename_set_data): Add field set_insn. 23033 * Makefile.in (HASHTAB_H): Move up in file. 23034 (OBSTACK_H): New macro. 23035 (collect2.o): Use OBSTACK_H in dependencies. 23036 (sdbout.o): Likewise. 23037 (emit-rtl.o): Likewise. 23038 (simplify-rtx.o): Likewise. 23039 (fix-header.o): Likewise. 23040 (OBJS): Add conflict.o. 23041 (conflict.o): New rule. 23042 * basic-block.h: Include partition.h. 23043 (conflict_graph): New typedef. 23044 (conflict_graph_enum_fn): Likewise. 23045 (conflict_graph_new): New prototype. 23046 (conflict_graph_delete): Likewise. 23047 (conflict_graph_add): Likewise. 23048 (conflict_graph_conflict_p): Likewise. 23049 (conflict_graph_enum): Likewise. 23050 (conflict_graph_merge_regs): Likewise. 23051 (conflict_graph_print): Likewise. 23052 (conflict_graph_compute): Likewise. 23053 * conflict.c: New file. 23054 230552000-04-06 Jason Merrill <jason@yorick.cygnus.com> 23056 23057 * tlink.c (read_repo_files): Don't look for .rpo info for 23058 linker flags. 23059 23060Thu Apr 6 20:39:26 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 23061 23062 * sh.h (STRUCT_VALUE, RETURN_IN_MEMORY): Define. 23063 23064Thu Apr 6 19:34:08 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 23065 23066 * config/sh/lib1funcs.asm (___udivsi3_i4): 23067 ( __SH4_SINGLE__ / __SH4_SINGLE_ONLY__ variant): value for fpscr 23068 only depends on FMOVD_WORKS. 23069 23070Thu Apr 6 19:11:47 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 23071 23072 * config/sh/lib1funcs.asm (___udivsi3_i4): When using fmovd, 23073 make double constant 8-byte aligned. 23074 230752000-04-06 Jakub Jelinek <jakub@redhat.com> 23076 23077 * config/sparc/sparc.md (movtf_insn_sp32, movtf_insn_vis_sp32, 23078 movtf_no_e_insn_sp32, movtf_insn_hq_sp64, movtf_insn_hq_vis_sp64, 23079 movtf_no_e_insn_sp64): Accept loading 0.0 into GENERAL_REGS. 23080 (movtf_insn_sp64, movtf_insn_vis_sp64): Likewise. 23081 Accept storing GENERAL_REGS into offsetable memory. 23082 * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Don't allow 23083 building a TFmode constant other than 0.0L into GENERAL_REGS. 23084 230852000-04-06 Clinton Popetz <cpopetz@cygnus.com> 23086 23087 * regrename.c (regrename_optimize): Handle no REG_ALLOC_ORDER. 23088 230892000-04-06 Zack Weinberg <zack@wolery.cumb.org> 23090 23091 * cpphash.c (CPP_IS_MACRO_BUFFER, FORWARD, PEEKC): Delete. 23092 (macro_cleanup): No need to cast pbuf->macro. 23093 (collect_expansion): Use _cpp_get_define_token. Goto done if 23094 it returns VSPACE. Remove check for trailing space after 23095 CPP_COMMENT. 23096 (_cpp_create_definition): Don't diddle flags here. Return 23097 directly on error. 23098 (unsafe_chars): Handle c1 being EOF. 23099 (push_macro_expansion): Use unsafe_chars for both accidental-paste 23100 checks. Don't push the buffer till after we're done with 23101 them. 23102 * cpplex.c (PEEKBUF, GETBUF, FORWARDBUF): New. 23103 (PEEKN, FORWARD, GETC, PEEKC): Use them. 23104 (cpp_push_buffer): Don't set new->alimit. Set new->mark 23105 appropriately. 23106 (_cpp_parse_assertion): Don't NUL terminate. 23107 (_cpp_lex_token): Fix -traditional macro handling. Don't skip 23108 hspace before calling _cpp_parse_assertion. Remove all sets 23109 of only_seen_white. Treat '\f' as hspace. Don't do anything 23110 special with '\n' here. 23111 (maybe_macroexpand): Handle T_EMPTY hash entries without 23112 pushing a buffer at all. 23113 (cpp_get_token): Handle clearing only_seen_white here. Handle 23114 incrementing the line number here. Clear 23115 potential_control_macro as well as only_seen_white, if 23116 appropriate. 23117 (cpp_get_non_space_token): Don't eat CPP_POP tokens. 23118 (_cpp_get_define_token): New function, basically like 23119 _cpp_get_directive_token was but doesn't eat horizontal space. 23120 Don't do anything with only_seen_white here. 23121 (_cpp_get_directive_token): Just call _cpp_get_define_token 23122 repeatedly till it returns non-hspace. 23123 23124 * cpplib.c (PEEKN, FORWARD, GETC, PEEKC): Delete. 23125 (conditional_skip, skip_if_group): Return int. 23126 (DIRECTIVE_TABLE): Change origin of all conditional directives 23127 to "COND". 23128 (TRAD_DIRECT_P): New macro. 23129 (_cpp_handle_directive): Use _cpp_get_directive_token. Issue 23130 an error for a bogus directive, unless -lang-asm. Use 23131 TRAD_DIRECT_P. Loop calling handler functions till one returns 23132 zero. 23133 (get_macro_name): Don't diddle flags here. 23134 (do_define): Diddle flags here. Use _cpp_get_directive_token. 23135 Create T_EMPTY nodes for #define macro /* nothing */. 23136 (do_undef): Don't copy the name. Use _cpp_get_directive_token. 23137 Use hp->name when calling pass_thru_directive. 23138 (do_if, do_else, do_elif, do_ifdef, do_ifndef, conditional_skip): 23139 Return the result of conditional_skip and/or skip_if_group. 23140 Don't call _cpp_output_line_command. 23141 (consider_directive_while_skipping): Use _cpp_get_directive_token. 23142 Issue -Wtraditional warnings as appropriate. Don't complain 23143 about unrecognized directives. If we are to stop skipping, 23144 return the number of the directive that ended the skip. 23145 (skip_if_group): Use _cpp_get_directive_token. Turn off macro 23146 expansion and line commands while skipping. Return the result 23147 of consider_directive_while_skipping, if nonzero. 23148 (do_endif): Just set potential_control_macro here. 23149 (validate_else): Use _cpp_get_directive_token. 23150 (do_assert, do_unassert): Don't save pointers into the 23151 token_buffer across calls to the lexer. Use 23152 _cpp_get_directive_token. 23153 23154 * cpplib.h (cpp_buffer): Remove alimit and colno. Make mark a 23155 pointer, not an offset. Replace 'data', which was a generic 23156 pointer, with 'macro', which points to a struct hashnode. 23157 (cpp_reader): Add 'potential_control_macro' pointer. 23158 * cpphash.h (T_UNUSED): Replace with T_EMPTY. 23159 (CPP_BUF_GET, CPP_FORWARD): Delete. 23160 (CPP_IN_COLUMN_1, ADJACENT_TO_MARK): New macros. 23161 (CPP_IS_MACRO_BUFFER, CPP_SET_BUF_MARK, CPP_GOTO_BUF_MARK, 23162 ACTIVE_MARK_P): Update. 23163 (_cpp_get_define_token): New internal function. 23164 * cppfiles.c (read_include_file): Don't set fp->alimit or fp->colno. 23165 231662000-04-05 Benjamin Kosnik <bkoz@cygnus.com> 23167 23168 * configure.in: And here. 23169 * configure: Regenerate. 23170 * acconfig.h: Add ENABLE_STD_NAMESPACE to set flag_honor_std if 23171 --enable-libstdcxx-v3 is passed at configure time. 23172 * config.h.in: Regenerate. 23173 231742000-04-05 Mark Mitchell <mark@codesourcery.com> 23175 23176 * final.c (final): Use xcalloc to allocate line_note_exists. 23177 * function.c (free_after_compilation): Free the temp_slots. 23178 (assign_stack_temp_for_type): Use xmalloc to allocate temp_slots. 23179 (combine_temp_slot): Free temp_slots when they get combined. 23180 (purge_addressof): Fix typo in comment. 23181 * stmt.c (mark_goto_fixup): Mark the fixup itself. 23182 (expand_fixup): Allocate the fixup with ggc_alloc_obj. 23183 23184 * ggc.h: Include varray.h. 23185 (ggc_pending_trees): Declare. 23186 (ggc_mark_tree_children): Remove declaration. 23187 (ggc_mark_tree): Just push unmarked trees on ggc_pending_trees. 23188 * ggc-common.c (ggc_pending_trees): New variable. 23189 (ggc_mark_roots): Call ggc_mark_trees. 23190 (ggc_mark_tree_children): Rename to ggc_mark_trees. Process all 23191 the ggc_pending_trees. 23192 * Makefile.in (GGC_H): New variable. Use it throughout in place 23193 of ggc.h. 23194 23195Thu Apr 6 00:30:50 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 23196 23197 * sh.h (FUNCTION_ARG_PARTIAL_NREGS): Accommodate an unsigned 23198 GET_MODE_SIZE. 23199 23200Wed Apr 5 23:17:10 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 23201 23202 * sh.c (sh_insn_length_adjustment): New function. 23203 * sh-protos.h (sh_insn_length_adjustment): Declare. 23204 * sh.h (ADJUST_INSN_LENGTH): Use it. 23205 23206Wed Apr 5 12:35:18 2000 Hans-Peter Nilsson <hp@axis.com> 23207 23208 * optabs.c (emit_libcall_block): Remove spurious REG_EQUAL notes 23209 from the insn where REG_RETVAL is added. 23210 (emit_no_conflict_block): Ditto. 23211 23212 * md.texi (Standard Names): Clarify when movX is needed. 23213 23214 * combine.c (simplify_comparison) [MINUS]: Do not replace 23215 all (op (minus A B) 0) with (op A B). 23216 23217Wed Apr 5 18:03:31 2000 Toshiyasu Morita (toshi.morita@sega.com) 23218 J"orn Rennecke <amylaar@cygnus.co.uk> 23219 23220 * sh.md (block_lump_real_i4): Add missing clobber of T_REG 23221 (block_lump_real): Likewise. 23222 232232000-04-05 Chris Demetriou <cgd@netbsd.org> 23224 23225 * mips.h (MASK_DEBUG_A, MASK_DEBUG_B, MASK_DEBUG_C): Zero the 23226 remaining nonzero debugging masks. 23227 23228Wed Apr 5 09:44:07 2000 Jeffrey A Law (law@cygnus.com) 23229 23230 * basic-block.h (verify_flow_info): Declare. 23231 (flow_loop_outside_edge_p): Declare. 23232 * flow.c (verify_flow_info): Remove declaration. 23233 (clear_log_links, flow_loop_outside_edge_p): Likewise. 23234 23235Wed Apr 5 09:34:26 2000 Philippe De Muyter <phdm@macqel.be> 23236 23237 * m68k/m68k-protos.h (finalize_pic): Turn prototype off using `#if 0', 23238 not C++ comments. 23239 232402000-04-05 Jakub Jelinek <jakub@redhat.com> 23241 23242 * config/sparc/sparc.md (snedi_zero+1, neg_snedi_zero+1, 23243 snedi_zero_trunc+1, seqdi_zero+1, neg_seqdi_zero+1, 23244 seqdi_zero_trunc+1): Allow splits only if registers are 23245 different. 23246 232472000-04-04 Ulrich Drepper <drepper@cygnus.com> 23248 23249 * acconfig.h: Add HAVE_GAS_HIDDEN. 23250 * config.in: Regenerated. 23251 * configure.in: Add test for .hidden pseudo-op in gas. 23252 * configure: Regenerated. 23253 * crtstuff.c: Include auto-host.h. 23254 Emit additional .hidden pseudo-op for __dso_handle if the 23255 assembler knows about it. 23256 232572000-04-04 Philippe De Muyter <phdm@macqel.be> 23258 23259 * cpphash.c (_cpp_free_definition): Test argnames, not nargs >= 0, 23260 before freeing argnames. 23261 * cpplib.c (do_ifndef): Cast return value of xstrdup. 23262 232632000-04-05 Michael Meissner <meissner@redhat.com> 23264 23265 * config/rs6000/rs6000.c (print_operand): Patch from Jonathan 23266 Walton <jonboy@gordian.com> to make memory references with update 23267 work wtih -mregnames. 23268 232692000-04-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 23270 23271 * regrename.c (regno_first_use_in): Wrap prototype in PARAMS. 23272 (regrename_optimize): Rename variables `def_uses' and 23273 `ext_basic_blocks' to avoid conflicts with similarly named 23274 typedefs in traditional C. 23275 23276 * calls.c (initialize_argument_information): Fix typo in previous 23277 change. 23278 232792000-04-04 Richard Henderson <rth@cygnus.com> 23280 23281 * regrename.c (consider_available): Test fixed_regs not 23282 PIC_OFFSET_TABLE_REGNUM. 23283 232842000-04-04 Geoff Keating <geoffk@cygnus.com> 23285 23286 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbegin, 23287 crtend. 23288 (CRTSTUFF_T_CFLAGS_S): Delete definition. 23289 * config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Always use crtbegin. 23290 (ENDFILE_LINUX_SPEC): Always use crtend. 23291 * configure.in (powerpc-*-linux-gnulibc1): Don't define extra_parts. 23292 (powerpc-*-linux-gnu): Likewise. 23293 * configure: Regenerate. 23294 23295 * config/rs6000/eabi.h: Don't include sysv4.h. 23296 (MULTILIB_DEFAULTS): Don't define. 23297 * config/rs6000/eabiaix.h: Don't include eabi.h. 23298 * config/rs6000/eabile.h: Delete. 23299 * config/rs6000/eabilesim.h: Delete. 23300 * config/rs6000/eabisim.h: Don't include eabi.h. 23301 * config/rs6000/linux.h: Don't include sysv4.h. 23302 (JUMP_TABLES_IN_TEXT_SECTION): Don't redefine. 23303 (MULTILIB_DEFAULTS): Don't redefine. 23304 * config/rs6000/rtems.h: Don't include eabi.h. 23305 * config/rs6000/sol2.h: Don't include sysv4le.h. 23306 * config/rs6000/sysv4le.h: Don't include sysv4.h. 23307 * config/rs6000/t-ppc: Delete. 23308 * config/rs6000/t-ppcgas: Correct comment. 23309 * config/rs6000/t-ppcos: Correct comment. Don't build 23310 multilibs for -fPIC, rather use -fPIC -mstrict-align 23311 as default. 23312 * config/rs6000/t-ppc: Delete. 23313 * config/rs6000/vxppc.h: Don't include sysv4.h. 23314 * config/rs6000/vxppcle.h: Delete. 23315 * configure.in: Use multiple header files for p2pc ELF targets 23316 powerpc-eabiaix, powerpc-eabisim, powerpc-rtems, powerpcle-eabi, 23317 powerpcle-eabisim, powerpc-elf, powerpcle-elf, powerpc-linux-gnu, 23318 powerpc-linux-gnulibc1, powerpc-sysv, powerpcle-sysv, 23319 powerpc-vxworks, powerpcle-vxworks. Assume GAS functionality is 23320 always available for these platforms. 23321 233222000-04-04 Richard Henderson <rth@cygnus.com> 23323 23324 * calls.c (try_to_integrate): Initialize reg_parm_stack_space. 23325 233262000-04-04 Stan Cox <scox@cygnus.com> 23327 23328 * Makefile.in: Add rules for regrename.o 23329 * regrename.c: New file. 23330 * rtl.h (regrename_optimize): Add prototype. 23331 * toplev.c (rename_registers_dump, flag_rename_registers): New variables 23332 (compile_file, decode_d_option): Add support for -frename-registers. 23333 (rest_of_compilation): Call regrename_optimize. 23334 * config/ia64/ia64.h (HARD_REGNO_RENAME_OK, RENAME_EXTENDED_BLOCKS): 23335 New macros. 23336 233372000-04-04 Martin v. Löwis <loewis@informatik.hu-berlin.de> 23338 23339 * Makefile (gccbug): New target. 23340 (doc): Depend on it. 23341 * gcc.texi (Bugs): Link subnodes. 23342 (gccbug): New node. 23343 * gccbug.in (CATEGORIES): Remove gc, host, profiling, libgcc. 23344 Document severities, priorities, and classes in bug form. 23345 233462000-04-04 Zack Weinberg <zack@wolery.cumb.org> 23347 23348 * cpplex.c (trigraph_map, speccase): Combine into single 23349 table, chartab. 23350 (NORMAL, NONTRI): New macros. 23351 (_cpp_read_and_prescan): Change to use unified table. Use 23352 is_hspace to test for whitespace. 23353 23354 * dbxout.c (CONTIN): If it doesn't have to do anything, give it a 23355 definition that doesn't provoke the "empty body in an 23356 if-statement" warning. 23357 233582000-04-04 Clinton Popetz <cpopetz@cygnus.com> 23359 23360 * builtins.c (expand_builtin_strlen): Force the source to 23361 be a memory address. 23362 233632000-04-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 23364 23365 * cpplib.c (D): Adjust to call CONCAT2 macro without whitespace. 23366 23367Tue Apr 4 19:17:20 MET DST 2000 Jan Hubicka <jh@suse.cz> 23368 23369 * calls.c (ECF_MALLOC, ECF_MAY_BE_ALLOCA, ECF_RETURNS_TWICE, 23370 ECF_LONGJMP, ECF_FORK_OR_EXEC): New constants. 23371 (ECF_IS_CONST): Rename to ECF_CONST. 23372 (special_function_p): Make static, change interface. 23373 (flags_from_decl_or_type, try_to_integrate): Break out from ... 23374 (expand_call) ... here; convert number of variables to flags. 23375 (emit_library_call_vlue_1): Likewise. 23376 (setjmp_call_p): New function. 23377 (initialize_argument_information): Accepts flags as argument; 23378 return flags. 23379 (precompute_arguments): Likewise. 23380 * tree.h (special_function_p): Remove. 23381 (setjmp_call_p): Add prototype. 23382 233832000-04-04 Jakub Jelinek <jakub@redhat.com> 23384 23385 * config/sparc/sparc.h (RTX_OK_FOR_OFFSET_P): Leave minor margin 23386 so that addresses are offsetable by up to 16 bytes. 23387 (GO_IF_LEGITIMATE_ADDRESS): Don't allow REG+REG addresses for 23388 non-optimizing TARGET_ARCH32 in DF or DI modes because it is not 23389 offsetable. 23390 23391 * config/sparc/sparc.md (movdi_insn_sp64_novis): New pattern. 23392 (movdi_insn_sp64_vis): Renamed from movdi_insn_sp64. 23393 (movsf): Don't force any constant to memory if target is integer 23394 hard register. 23395 Move fp_zero_operand check below the const0_rtx check. 23396 (movtf): Likewise. Also allow fp_zero_operand for stores into 23397 memory. 23398 (movdf): Likewise. Also allow fp_zero_operand for stores into 23399 memory and into integer hard registers. 23400 (clear_df, clear_dfp, movdf_const_intreg_sp32, 23401 movdf_const_intreg_sp64): Remove. 23402 (movdf_insn_sp32, movdf_no_e_insn_sp32): Redo constraints and 23403 conditions. 23404 (movdf_no_e_insn_v9_sp32): New pattern. 23405 (movdf_insn_v9only): Remove. 23406 (movdf_insn_v9only_novis, movdf_insn_v9only_vis): New patterns. 23407 (movdf_insn_sp64): Remove. 23408 (movdf_insn_sp64_novis, movdf_insn_sp64_vis): New patterns. 23409 (movdf_no_e_insn_sp64): Allow storing 0.0 into memory. 23410 (following splits): Rewrite conditions. Add two new splits 23411 for storing 0.0 into memory and registers. 23412 (clear_tf, clear_tf+1, clear_tfp, clear_tfp+1): Remove. 23413 (movtf_insn_sp32): Redo constraints and conditions. 23414 (movtf_insn_vis_sp32): New pattern. 23415 (movtf_no_e_insn_sp32): Redo constraints and conditions. 23416 (movtf_insn_hq_sp64): Likewise. 23417 (movtf_insn_hq_vis_sp64): New pattern. 23418 (movtf_insn_sp64): Redo constraints and conditions. 23419 (movtf_insn_vis_sp64): New pattern. 23420 (movtf_no_e_insn_sp64): Redo constraints and conditions. 23421 (movtf_no_e_insn_sp64+1): New split for storing 0.0L into registers 23422 or memory. 23423 * config/sparc/sparc.c (sparc_override_options): Assume v9 if either 23424 -mvis or -m64 to take down the number of various reload patterns. 23425 23426Tue Apr 4 00:41:53 2000 Jeffrey A Law (law@cygnus.com) 23427 23428 * pa/pa-64.h: New file. 23429 * pa/pa64-regs.h: New file. 23430 * pa/pa64-start.h: New file. 23431 * pa/t-pa64: New file. 23432 * pa/xm-pa64hpux.h: New file. 23433 234342000-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 23435 23436 * sparc.c (output_restore_regs): Prototype. 23437 (sparc_emit_float_lib_cmp): Constification. 23438 23439 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq): Likewise. 23440 23441 * reload1.c (reload_cse_delete_noop_set, reload_cse_simplify): 23442 Prototype. 23443 23444 * simplify-rtx.c (entry_and_rtx_equal_p): Constification. 23445 (get_value_hash, hash_rtx): Likewise. 23446 23447 * ssa.c (compute_conservative_reg_partition): Prototype. 23448 23449 * tree.c (mark_hash_entry): Prototype. 23450 234512000-04-03 Zack Weinberg <zack@wolery.cumb.org> 23452 23453 * bb-reorder.c (verify_insn_chain): #ifdef out unless ENABLE_CHECKING. 23454 * i386.h (FUNCTION_ARG_REGNO_P): Remove unnecessary test for N >= 0. 23455 * i386.md (call_value, call_value_pop): Remove unused variable 'addr'. 23456 23457 * gcc.c (C specs): Pass -fno-show-column to the preprocessor. 23458 * objc/lang-specs.h: Likewise. 23459 234602000-04-03 Neil Booth <NeilB@earthling.net> 23461 23462 * cppexp.c: wrap long lines. New macros CPP_ICE, SYNTAX_ERROR 23463 and SYNTAX_ERROR2. Replace `' in messages with ''. 23464 (op_to_str): Make re-entrant. 23465 (_cpp_parse_expr): Implement new error macros. Use | rather 23466 than || to logically or 2 boolean integers. Simply expression 23467 checking we have a left operand iff needed. 23468 234692000-04-03 Nick Clifton <nickc@cygnus.com> 23470 23471 * Makefile.in (diagnostic.o): Depend upon diagnostic.c 23472 234732000-04-03 Philip Blundell <philb@gnu.org> 23474 23475 * config/arm/linux-elf.h (SUBTARGET_EXTRA_LINK_SPEC): Fix typos. 23476 234772000-04-03 Felix Lee <flee@cygnus.com> 23478 23479 * fixinc/server.c (find_shell): New function. Avoid $SHELL. 23480 (run_shell): Use it. 23481 234822000-04-03 Jonathan Larmour <jlarmour@redhat.co.uk> 23483 23484 * Makefile.in (stmp-int-hdrs): Make include subdir here... 23485 (stmp-fixproto): ...rather than here. 23486 23487Mon Apr 3 00:50:06 2000 Jason Eckhardt <jle@cygnus.com> 23488 23489 * pa.c (print_operand): Compute 'base' only inside the code paths 23490 that use it. 23491 234922000-04-03 Geoffrey Keating <geoffk@cygnus.com> 23493 23494 * stor-layout.c (byte_from_pos): Use TRUNC_DIV_EXPR rather than 23495 CEIL_DIV_EXPR. 23496 234972000-04-03 Philipp Thomas <pthomas@suse.de> 23498 23499 * i386.h (TARGET_SWITCHES): Remove bogus empty strings, fix typo. 23500 23501Mon Apr 3 00:02:59 2000 Brad Lucier <lucier@math.purdue.edu> 23502 23503 * Makefile.in (alias.o): Depend on $(TREE_H). 23504 235052000-04-02 Zack Weinberg <zack@wolery.cumb.org> 23506 23507 * cppinit.c (cpp_start_read): Turn off -Wtraditional if 23508 processing C++. 23509 * cpplib.c (_cpp_handle_directive): Improve warnings for 23510 traditional C and indented directives. 23511 23512 * enquire.c, gsyslimits.h, limity.h, config/convex/fixinc.convex, 23513 fixinc/fixinc.irix, fixinc/fixinc.sco, fixinc/fixinc.wrap, 23514 fixinc/inclhack.def: Indent the # of #include_next one space. 23515 * cp/rtti.c: Un-indent #if and #endif. 23516 23517 * cppexp.c (_cpp_parse_expr): If lex returns '#', it's a 23518 syntax error, but an error has already been printed. 23519 * cpplex.c (_cpp_parse_assertion): Give a more specific error 23520 message when called with nothing remaining on the line. 23521 (_cpp_lex_token): If _cpp_parse_assertion fails, return an 23522 OTHER token, not an ASSERTION. 23523 * cpplib.c (do_assert): When we create a 'base' node, clear 23524 its aschain pointer. 23525 235262000-04-02 Neil Booth <NeilB@earthling.net> 23527 23528 * cppexp.c: New typedef op_t. struct operation and struct 23529 token updated to use it. 23530 (op_to_str): New function. 23531 (_cpp_parse_expr): Error messages modified to use op_to_str. 23532 235332000-04-02 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 23534 23535 * config/c4x/c4x.c (c4x_function_arg): Check for void_type_node 23536 before checking MUST_PASS_IN_STACK. 23537 235382000-04-02 Neil Booth <NeilB@earthling.net> 23539 23540 * cppexp.c: New FINISHED dummy token. Combine operator initial 23541 flags and initial priority into a single constant. New 23542 EQUALITY macro. New operator flag SHORT_CIRCUIT. 23543 (_parse_cpp_expr): Implement new constants. Take left operand 23544 checks out of reduction loop. Handle SHORT_CIRCUIT. End of 23545 parse indicated by reducing FINISHED token. Remove new lines 23546 from cpp_error messages. 23547 235482000-04-01 Mark Mitchell <mark@codesourcery.com> 23549 23550 * emit-rtl.c (gen_rtx_CONST_INT): Create cached CONST_INTs on the 23551 permanent obstack. 23552 235532000-04-01 Zack Weinberg <zack@wolery.cumb.org> 23554 23555 * cpplib.c: Include symcat.h. Add 'origin' field to struct 23556 directive. Add origin values to DIRECTIVE_TABLE. Generate 23557 the strings and function names on the fly. Take the #sccs 23558 entry out of the table if SCCS_DIRECTIVE is not defined. 23559 (_cpp_handle_directive): Decide if the # was at the beginning 23560 of the line here. Issue -pedantic warnings for extended 23561 directives here. Warn about K+R directives with the # 23562 indented, and C89/extended directives with the # not indented, 23563 here. 23564 (do_import, do_include_next, do_warning, do_ident, do_sccs, 23565 do_assert, do_unassert): Don't issue pedantic warning here. 23566 23567 * cpphash.h: Add CPP_WTRADITIONAL macro. 23568 * cpplib.h (struct cpp_options): Rename warn_stringify to 23569 warn_traditional; update comments. 23570 * cppinit.c (handle_option): Set warn_traditional not 23571 warn_stringify. 23572 * cpphash.c: Replace CPP_OPTION (pfile, warn_stringify) with 23573 CPP_WTRADITIONAL (pfile). 23574 * cpplex.c (_cpp_lex_token): Don't decide if directives should 23575 be ignored in -traditional mode here. 23576 23577 * cpplex.c: Copy ISTABLE macros from cppinit.c, and adapt them 23578 to initialize speccase[] and trigraph_map[]. Delete all 23579 references to pfile->input_speccase. Always treat '?' as a 23580 special character. Remove table-initialization code from 23581 _cpp_init_input_buffer. 23582 23583 * cpplib.h (struct cpp_reader): Remove input_speccase field. 23584 * cppinit.c (cpp_cleanup): Don't free input_speccase. 23585 235862000-04-01 Richard Henderson <rth@cygnus.com> 23587 23588 * Makefile.in (STAGESTUFF): Wildcard all debugging dumps at once. 23589 (mostlyclean): Likewise. 23590 23591 * toplev.c (rtl_dump, jump_opt_dump, etc): Remove. 23592 (struct dump_file_info, enum dump_file_index, dump_file): New. 23593 (open_dump_file): Take a dump_file_index not a suffix, and a decl 23594 not a string. Clean out file if we haven't yet done so. Do nothing 23595 if the dump isn't enabled. 23596 (close_dump_file): Do nothing if the dump isn't open. Dump 23597 graph data if requested. 23598 (dump_rtl, clean_dump_file): Remove. 23599 (compile_file): Don't clean the dump files. Only finalize .bp dump 23600 if flag_test_coverage or flag_branch_probabilities. Only finalize 23601 .combine dump if optimizing. Iterate over dump_file to finalize the 23602 graph dumps. 23603 (rest_of_compilation): Update for open_dump_file/close_dump_file. 23604 Convert all uses of dump_rtl. 23605 (decode_d_option): Iterate over dump_file to implement 'a' and to 23606 locate pass-specific dumps. 23607 236082000-04-01 Neil Booth <NeilB@earthling.net> 23609 23610 * cppexp.c: Redefine priority constants. 23611 (_cpp_parse_expr): Replace left and right priority scheme with 23612 single priority logic. Move LOGICAL to same place as COMPARE. 23613 Remove bogus check for multiple unary +/- operators. 23614 236152000-04-01 Neil Booth <NeilB@earthling.net> 23616 23617 * cppexp.c: (_cpp_parse_expr): Numerical constants are pushed 23618 within the switch statement. Binary operations break out of 23619 the switch naturally. '(' tokens handled by forcing 23620 immediate shift. ')' handled by forcing immediate reduce to 23621 the previous '('. New error messages. 23622 236232000-03-31 Geoff Keating <geoffk@cygnus.com> 23624 23625 * config/rs6000/rs6000.c (print_operand): Don't use %l for 'low 23626 part', it's already in use. Use %K instead. Add a return at the 23627 end of what is now %K. 23628 * config/rs6000/rs6000.md (elf_low): Use %K instead of %l. 23629 23630Sat Apr 1 02:05:29 MET DST 2000 Jan Hubicka <jh@suse.cz> 23631 23632 * builtins.c (expand_builtin_apply): Pass proper parameters to 23633 allocate_dynamic_stack_space. 23634 * calls.c (emit_call_1): Do not adjust stack pointer for SIB, 23635 update stack_pointer_delta; do not update arg_size_so_far. 23636 (compute_argument_block_size): Use stack_delta instead of 23637 stack_pointer_pending and arg_size_so_far. 23638 (expand_call): Add sanity checking for stack_pointer_delta; 23639 save and restore stack_pointer_delta for SIB, use 23640 stack_pointer_delta for alignment; do not update arg_space_so_far. 23641 (emit_library_call_value): Use stack_pointer_delta for alignment. 23642 (store_one_arg): Do not update arg_space_so_far. 23643 * explow.c (adjust_stack, anti_adjust_stack): Update 23644 stack_pointer_delta. 23645 (allocate_dynamic_stack_space): Add sanity checking for 23646 stack_pointer_delta. 23647 * expr.c (init_expr, clear_pending_stack_adjust): Clear 23648 stack_pointer_delta. 23649 (emit_push_insn): Update stack_pointer_delta. 23650 * function.h (struct expr_status): Add x_stack_pointer_delta; 23651 remove x_arg_space_so_far. 23652 (arg_space_so_far): Remove. 23653 (stack_pointer_delta): New macro. 23654 236552000-03-31 Zack Weinberg <zack@wolery.cumb.org> 23656 23657 * cpplib.h: Merge struct cpp_options into struct cpp_reader. 23658 Reorder struct cpp_options and struct cpp_reader for better 23659 packing. Replace CPP_OPTIONS macro with CPP_OPTION which 23660 takes two args. Change all 'char' flags to 'unsigned char'. 23661 Move show_column flag into struct cpp_options. Don't 23662 prototype cpp_options_init. 23663 * cpphash.h, cpperror.c, cppexp.c, cppfiles.c, cpphash.c, 23664 cppinit.c, cpplex.c, cpplib.c: 23665 Replace CPP_OPTIONS (pfile)->whatever with 23666 CPP_OPTION (pfile, whatever), and likewise for 23667 opts = CPP_OPTIONS (pfile); ... opts->whatever; 23668 23669 * cppinit.c (merge_include_chains): Take a cpp_reader *. 23670 Extract CPP_OPTION (pfile, pending) and work with that 23671 directly. 23672 (cpp_options_init): Delete. 23673 (cpp_reader_init): Turn on on-by-default options here. 23674 Allocate the pending structure here. 23675 (cl_options, enum opt_code): Define these from the same table, 23676 kept in a large macro. Add -fshow-column and -fno-show-column 23677 options. 23678 23679 * cpperror.c (v_message): If show_column is off, don't print 23680 the column number. 23681 23682 * cppmain.c: Update for new interface. 23683 * fix-header.c: Likewise. 23684 236852000-03-30 Geoff Keating <geoffk@cygnus.com> 23686 23687 * config/rs6000/t-aix43 (AR_FLAGS_FOR_TARGET): Adjust for new 23688 definition. 23689 * Makefile.in (AR_FLAGS_FOR_TARGET): Is now the flags that 23690 are passed to any invocation of AR_FOR_TARGET. 23691 (AR_CREATE_FOR_TARGET): New macro. 23692 (AR_EXTRACT_FOR_TARGET): New macro. 23693 (ORDINARY_FLAGS_TO_PASS): Add AR_CREATE_FOR_TARGET, 23694 AR_EXTRACT_FOR_TARGET. 23695 (many places): Use AR_CREATE_FOR_TARGET, AR_EXTRACT_FOR_TARGET 23696 in place of `$(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET)' and 23697 `$(AR_FOR_TARGET) x'. Pass AR_CREATE_FOR_TARGET and 23698 AR_EXTRACT_FOR_TARGET to sub-makes. 23699 237002000-03-31 Neil Booth <NeilB@earthling.net> 23701 23702 * cppexp.c: Delete SKIP_OPERAND. Correct priority 23703 PAREN_INNER_PRIO. 23704 (_cpp_parse_expr): Check for multiple unary +/- operators. 23705 Correct priorities of ':' and '?'. Treat ')' as having a 23706 value. Ensure conditional expression is not void. 23707 237082000-03-31 Mark Mitchell <mark@codesourcery.com> 23709 23710 * alias.c (canon_rtx): Make it global. 23711 (rtx_equal_for_memref_p): CONST_INT equality is now pointer 23712 equality. 23713 * cse.c (struct table_elt): Add canon_exp. 23714 (insert): Clear it. 23715 (invalidate): Canonicalize expressions only once. 23716 * rtl.h (canon_rtx): Declare. 23717 237182000-03-30 Mark Mitchell <mark@codesourcery.com> 23719 23720 * Makefile.in (emit-rtl.o): Depend on HASHTAB_H. 23721 * alias.c (reg_known_value): Add comments. 23722 (init_alias_analysis): Likewise. 23723 * cse.c (exp_equiv_p): CONST_INTs are equal iff they have the same 23724 address. 23725 (cse_basic_block): Fix typo in comment. 23726 * emit-rtl.c: Include hashtab.h. 23727 (const_int_htab): New variable. 23728 (const_int_htab_hash): New function. 23729 (const_int_htab_eq): Likewise. 23730 (rtx_htab_mark_1): Likewise. 23731 (rtx_htab_mark): Likewise. 23732 (gen_rtx_CONST_INT): Cache all CONST_INTs. 23733 (unshare_all_rtx): Fix formatting. 23734 (init_emit_once): Initialize const_int_htab. 23735 * rtl.c (rtx_equal_p): CONST_INTs are equal iff they have the same 23736 address. 23737 * rtl.texi: Document the fact that all CONST_INTs with the same 23738 value are shared. 23739 237402000-03-30 Richard Henderson <rth@cygnus.com> 23741 23742 * alpha.h (FUNCTION_BOUNDARY): Reduce to 128 bits. 23743 237442000-03-30 Zack Weinberg <zack@wolery.cumb.org> 23745 23746 * configure.in: Comment out --enable-c-cpplib stanza. 23747 * configure: Regenerate. 23748 23749Thu Mar 30 06:32:51 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 23750 23751 * expr.c (store_constructor): Properly compute displacement and 23752 alignment when offset is variable. 23753 23754 * expmed.c (store_bit_field, store_fixed_bit_field): Fix more 23755 cases of alignment in bytes. 23756 23757Thu Mar 30 13:30:40 2000 Jeffrey A Law (law@cygnus.com) 23758 23759 * c-parse.in (cast_expr): Move change from March 21 into c-parse.in 23760 since it is used to generate c-parse.y. 23761 * objc-parse.c, objc-parse.y: Regenerated. 23762 23763 * function.c (expand_function_end): Pass alignment argument to 23764 emit_block_move in bits, not bytes. 23765 23766Thu Mar 30 06:32:51 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 23767 23768 * expr.c (move_by_pieces_ninsns): Fix one more missing align 23769 correction. 23770 23771 * expmed.c (store_fixed_bit_field): STRUCT_ALIGN is in bits. 23772 23773 * calls.c (expand_call): Pass bit alignment to mark_reg_pointer. 23774 * explow.c (memory_address, allocate_dynamic_stack_space): Likewise. 23775 * function.c (assign_parms): Likewise. 23776 * integrate.c (expand_inline_function): Likewise. 23777 * stmt.c (expand_decl): Likewise. 23778 (copy_rtx_and_substitute): Likewise. 23779 * expr.c (expand_expr, expand_expr_unaligned): Likewise. 23780 (clear_by_pieces): Fix error in last change. 23781 * emit-rtl.c (init_emit): Set known registers alignment in bits. 23782 * function.h (regno_pointer_align): Now unsigned. 23783 * config/arm/arm.c (alignable_memory_operand): REGNO_POINTER_ALIGN 23784 is in bits. 23785 * config/i386/i386.c (aligned_operand): Likewise. 23786 * config/sparc/sparc.c (mem_min_alignment): Likewise. 23787 * config/alpha/alpha.c (aligned_memory_operand): Likewise. 23788 (unaligned_memory_operand): Likewise. 23789 (alpha_expand_block_move, alpha_expand_block_clear): Likewise. 23790 Also make alignments and sizes unsigned and some whitespace cleanup. 23791 (alpha_va_start): Do nothing if VALIST's type is error_mark_node. 23792 23793 * builtins.c (get_pointer_alignment): Use host_integerp & tree_low_cst. 23794 (expand_builtin_apply): Pass alignment to emit_block_move in bits. 23795 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise. 23796 (expand_builtin_memset): Likewise, but to clear_storage. 23797 * calls.c (save_fixed_argument_area): Likewise, to move_by_pieces. 23798 (restore_fixed_argument_area): Likewise. 23799 (store_unaligned_arguments_into_pseudos): Likewise, to store_bit_field. 23800 (load_register_parameters): Likewise, to emit_group_load. 23801 (expand_call): Likewise, to emit_group_store and emit_block_move. 23802 (emit_library_call_value_1): Likewise, to emit_block_move. 23803 (store_one_arg): Likewise, and to emit_push_insn. 23804 * expmed.c (extract_bit_field): Alignment is in bits, not bytes. 23805 (extract_fixed_bit_field, extract_split_bit_field): Likewise. 23806 * expr.c (move_by_pieces, move_by_pieces_ninsns): Likewise. 23807 (emit_block_move, emit_group_load, emit_group_store): Likewise. 23808 (clear_by_pieces, clear_storage, emit_push_insn): Likewise. 23809 (expand_assigment, store_expr, store_constructor_field): Likewise. 23810 (expand_expr_unaligned, do_jump, do_compare_and_jump): Likewise. 23811 (store_constructor, store_field, get_inner_reference): Likewise. 23812 Use host_integerp and tree_low_cst; sizes and positions HOST_WIDE_INT. 23813 (expand_expr, case COMPONENT_REF): Likewise. 23814 (copy_blkmode_from_regs): Use UNSIGNED_HOST_WIDE_INT for sizes 23815 and positions; reindent code. 23816 * expr.h (emit_cmp_insn, emit_cmp_and_jump_insns): Alignment unsigned. 23817 * function.c (purge_addressof_1): Pass bit align to store_bit_field. 23818 (assign_parms): Likewise to emit_group_store. 23819 * optabs.c (prepare_cmp_insn): Alignment is in bits. 23820 (emit_cmp_and_jump_insns, emit_cmp_insn): Likewise, and also unsigned. 23821 * stmt.c (expand_value_return): Pass align in bits to emit_group_load. 23822 (expand_return): Likewise to {extract,store}_bit_field. 23823 * stor-layout.c (get_mode_alignment): Minor cleanup. 23824 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Align is in bits. 23825 * config/sh/sh.h (MOVE_BY_PIECES_P): Likewise. 23826 238272000-03-29 Nick Clifton <nickc@cygnus.com> 23828 23829 * config/arm/arm.h: Undo effects of previous delta: 23830 (ASM_SPEC): Do not define. 23831 (SUBTARGET_EXTRA_ASM_SPEC): Do not define. 23832 23833 * config/arm/linux-elf.h: (SUBTARGET_EXTRA_ASM_SPEC) Fix 23834 typo. 23835 238362000-03-29 Zack Weinberg <zack@wolery.cumb.org> 23837 23838 * cppinit.c (cpp_start_read): Call initialize_dependency_output 23839 only after reading in the primary source file. 23840 238412000-03-29 Geoff Keating <geoffk@cygnus.com> 23842 23843 * c-common.c (c_common_nodes_and_builtins): The first parameter to 23844 __builtin_va_start and __builtin_va_copy is now either a 'va_list' 23845 or a reference to a va_list. 23846 * builtins.c (stabilize_va_list): Simplify now we don't have to 23847 work around C array address decay. 23848 * c-typeck.c (convert_for_assignment): Handle assignment to 23849 a reference parameter by taking the address of the RHS. 23850 * ginclude/stdarg.h (va_start): Don't take address of first parameter. 23851 (va_copy): Likewise. 23852 (__va_copy): Likewise. 23853 * ginclude/varargs.h (va_start): Likewise. 23854 (__va_copy): Likewise. 23855 23856Wed Mar 29 15:44:53 2000 Jeffrey A Law (law@cygnus.com) 23857 23858 * i386/djgpp.h: Remove extraneous "+". 23859 23860 * stmt.c (stmt_loop_nest_empty): Fix thinko in last change. 23861 23862 * calls.c (expand_call): Fix typo in last change. 23863 238642000-03-29 Jason Merrill <jason@casey.cygnus.com> 23865 23866 * tree.c (unsave_expr_1): Don't mess with a TARGET_EXPR that hasn't 23867 been expanded. 23868 23869Wed Mar 29 15:39:10 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 23870 23871 * stor-layout.c (bit_from_pos, byte_from_pos): New functions. 23872 (pos_from_byte, pos_from_bit, normalize_offset): Likewise. 23873 (normalize_rli, rli_size_so_far, rli_size_unit_so_far): Use them. 23874 * tree.c (bit_position, byte_position): Likewise. 23875 * tree.h: Declare new functions. 23876 238772000-03-29 Nick Clifton <nickc@cygnus.com> 23878 23879 * config/arm/arm.c: Minor formatting changes/ 23880 * config/arm/arm.h (SUBTARGET_EXTRA_ASM_SPEC): Define if not 23881 already defined. 23882 (ASM_SPEC): Define if not already defined. 23883 238842000-03-29 Zack Weinberg <zack@wolery.cumb.org> 23885 23886 * cppfiles.c (cpp_read_file): Don't pass zero-length string to 23887 _cpp_calc_hash. 23888 238892000-03-29 Jakub Jelinek <jakub@redhat.com> 23890 23891 * dwarf2out.c (gen_enumeration_type_die): If enum has a negative 23892 value, don't output it as unsigned. 23893 23894Wed Mar 29 10:53:49 2000 Jeffrey A Law (law@cygnus.com) 23895 23896 * stmt.c (stmt_loop_nest_empty): Allow cfun->stmt to be NULL. 23897 238982000-03-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 23899 23900 * c-common.c (c_common_nodes_and_builtins): Don't special case 23901 cplus_mode when declaring builtin bzero/bcmp, always avoid 23902 prototype arguments. 23903 239042000-03-29 Bruce Korb <bkorb@gnu.org> 23905 23906 * fixinc/mkfixinc.sh: Initially set the variable "fixincludes" 23907 to a non-file 23908 23909Wed Mar 29 15:08:01 MET DST 2000 Jan Hubicka <jh@suse.cz> 23910 23911 Convert ACCUMULATE_OUTGOING_ARGS to an expression. 23912 * calls.c (PUSH_ARGS_REVERSED) Change to expression. 23913 (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Provide default value. 23914 (struct arg_data): Remove #ifdef ACCUMULATE_OUTGOING_ARGS. 23915 (save_fixed_argument_area, restore_fixed_argument_area): 23916 conditionize by #ifdef REG_PARM_STACK_SPACE only. 23917 (emit_call): Change #ifdefs on ACCUMULATE_OUTGOING_ARGS 23918 to conditions, handle RETURN_POPS_ARGS on ACCUMULATE_OUTGOING_ARGS. 23919 (precompute_register_parameters): Avoid #ifdefs on 23920 ACCUMULATE_OUTGOING_ARGS and PUSH_ARGS_REVERSED. 23921 (stire_one_args): Likewise. 23922 (expand_call): Likewise; conditionize PUSH_ROUNDING code by PUSH_ARGS. 23923 (emit_library_call_value_1): Likewise. 23924 (compute_argument_block_size): Align to STACK_BOUNDARY only for 23925 ACCUMULATE_OUTGOING_ARGS. 23926 * combine.c (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Provide default 23927 value. 23928 (nonzero_bits): Conditionize PUSH_ROUNDING code by USE_PUSH. 23929 (use_crosses_set_p): Likewise. 23930 * all targets (ACCUMULATE_OUTGOING_ARGS define): Change to 23931 #define ACCUMULATE_OUTGOING_ARGS 1. 23932 * i386.c (ix86_compute_frame_size): Handle ACCUMULATE_OUTGOING_ARGS 23933 frames. 23934 * i386.h (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS): New 23935 constants. 23936 (TARGET_PUSH_ARGS, TARGET_ACCUMULATE_OUTGOING_ARGS): New macros. 23937 (TARGET_SWITCHES): Add push-args, no-push-args, 23938 accumulate-outgoing-args and no-accumulate-outgoing-args. 23939 (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): New macro. 23940 * expr.c (ACCUMULATE_OUTGONG_ARGS, PUSH_ARGS): Provide default. 23941 (push_block): Avoid ifdefs on ACCUMULATE_OUTGONG_ARGS 23942 and PUSH_ROUNDING. 23943 (emit_push_insn): Likewise. 23944 * final.c (ACCUMULATE_OUTGOING_ARGS): Provide default. 23945 (final_scan_insn): Avoid ifdefs on ACCUMULATE_OUTGOING_ARGS. 23946 * function.c (ACCUMULATE_OUTGOING_ARGS): Provide default. 23947 (STACK_DYNAMIC_OFFSET): Define correctly for both 23948 ACCUMULATE_OUTGOING_ARGS and normal mode. 23949 * invoke.texi (-mpush_args, -maccumulate-outgoing-args): Document. 23950 * tm.texi (PUSH_ARGS): Document. 23951 (ACCUMULATE_OUTGOING_ARGS, PUSH_ROUNDING): Update documentation. 23952 23953Wed Mar 29 11:51:13 MET DST 2000 Jan Hubicka <jh@suse.cz> 23954 23955 * flags.h (flag_optimize_sibling_calls): Declare. 23956 * calls.c (expand_call): Fail sibcall when 23957 !flag_optimize_sibling_calls 23958 * invoke.texi (flag_optimize_sibling_calls): Document. 23959 * toplev.c (flag_optimize_sibling_calls): New global variable. 23960 (f_options): Add flag_optimize_sibling_calls. 23961 (rest_of_compilation): Conditionize 23962 optimize_sibling_and_tail_recursive_calls by 23963 flag_optimize_sibling_calls. 23964 (main): Set flag_optimize_sibling_calls for -O2. 23965 * stmt.c (expand_return): Conditionize tail recursion by 23966 flag_optimize_sibling_calls. 23967 239682000-03-29 Richard Henderson <rth@cygnus.com> 23969 23970 * config/i386/att.h (LOCAL_LABEL_PREFIX): Define. 23971 (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Use it. 23972 239732000-03-29 Nathan Sidwell <nathan@codesourcery.com> 23974 23975 * except.c (add_eh_table_entry): Mark type_info's as referenced. 23976 239772000-03-29 Alexandre Oliva <oliva@lsd.ic.unicamp.br> 23978 23979 * config/rs6000/aix41.h (CPP_SPEC): Define _ANSI_C_SOURCE if -ansi 23980 is given. 23981 * config/rs6000/aix43.h (CPP_SPEC): Likewise. 23982 * config/rs6000/rs6000.h (CPP_SPEC): Moved to... 23983 * config/rs6000/aix.h: then modified likewise. 23984 239852000-03-28 Richard Henderson <rth@cygnus.com> 23986 23987 * rtl.h: Redistribute enum reg_note documentation. 23988 Kill trailing whitespace. 23989 * rtl.c (reg_note_name): Adjust to match enum reg_note tweeks. 23990 Kill trailing whitespace. 23991 239922000-03-28 Zack Weinberg <zack@wolery.cumb.org> 23993 23994 * cppfiles.c (hash_IHASH): Just return i->hash. 23995 (cpp_included): Set dummy.hash using _cpp_calc_hash. Use 23996 htab_find_with_hash. 23997 (cpp_read_file): Likewise. 23998 (find_include_file): Likewise. Properly initialize 23999 ih->nshort. Share ih->name and ih->nshort if possible. 24000 * cpphash.c (_cpp_calc_hash): New function. 24001 (hash_HASHNODE): Just return h->hash. 24002 (_cpp_lookup): Set dummy.hash using _cpp_calc_hash. Use 24003 htab_find_with_hash. 24004 * cpphash.h: Prototype _cpp_calc_hash. 24005 * cppinit.c (initialize_builtins): Provide a valid hash 24006 to _cpp_make_hashnode, using _cpp_calc_hash. 24007 24008 * cpphash.c (collect_expansion): # is not a special character 24009 in object-like macros. In -traditional mode, /**/ is not 24010 token paste at the beginning or end of the line. 24011 * cpplib.c (do_include, do_import, do_include_next): If 24012 parse_include fails, return immediately. 24013 240142000-03-28 Jason Merrill <jason@casey.cygnus.com> 24015 24016 * config/arm/arm.md (return peepholes): Update to reflect the new 24017 call insn patterns. 24018 * config/arm/arm.c (arm_volatile_func): Also check 24019 current_function_nothrow. 24020 (output_return_instruction, output_func_prologue): Use it. 24021 (arm_output_epilogue, arm_expand_prologue): Likewise. 24022 240232000-03-27 Tom Tromey <tromey@cygnus.com> 24024 24025 * gcc.c (handle_braces): In {x*...} case, break out of loop if 24026 switch is found. 24027 24028Tue Mar 28 11:55:48 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 24029 24030 * expr.c (store_constructor): SIZE now signed. 24031 For EXPR_SIZE, don't evaluate size; just needed if constant. 24032 * fold-const.c (fold): Fix a number of cases when folded tree is 24033 wrong type. 24034 * function.c (flush_addressof): Reenable. 24035 * tree.h (flush_addressof): Likewise. 24036 * toplev.c (independent_decode_option): Look at strings_processed. 24037 * config/alpha/alpha.h (MINIMUM_ATOMIC_ALIGNMENT): Cast to unsigned. 24038 24039Tue Mar 28 08:29:46 2000 Jan Hubicka <jh@suse.cz> 24040 24041 * sibcall.c (identify_call_return_value): Find last call in the chain; 24042 Allow stack adjustment after function call. 24043 24044 * regmove.c (struct csa_memlist): Make mem field rtx *. 24045 (record_one_stack_ref): Accept rtx * instead of rtx as parameter. 24046 (try_apply_stack_adjustment): Replace whole MEM rtx. 24047 (combine_stack_adjustments_for_block): Update calls 24048 to record_one_stack_ref. 24049 240502000-03-28 Neil Booth <NeilB@earthling.net> 24051 24052 * cpplex.c (_cpp_read_and_prescan): Mark end of input buffer with 24053 '\\' rather than a null character, so nulls are not special. Fix 24054 "\\\n" handling in end-of-buffer conditions. Use trigraph map to 24055 speed trigraph conversion. 24056 (_cpp_init_input_buffer): Initialize trigraph map. 24057 240582000-03-27 Alan Modra <alan@linuxcare.com.au> 24059 24060 * config/i386/i386.c (output_387_binary_op): Correct intel 24061 mode assembly output, and add spaces after commas in AT&T 24062 output. Correct Unixware assembler comment. Document input 24063 constraints. Comment fp operations. Reduce profligate buffer 24064 size. Remove extraneous abort. Localize temp var. 24065 (SYSV386_COMPAT): Define. Add !SYSV386_COMPAT code. 24066 (output_fix_trunc): Add spaces after commas in assembly output. 24067 240682000-03-27 Richard Henderson <rth@cygnus.com> 24069 24070 * i386-protos.h (ix86_match_ccmode): Declare. 24071 * i386.c (ix86_match_ccmode): New. 24072 (ix86_expand_fp_compare): Update for pattern renames. 24073 (ix86_expand_strlensi_unroll_1): Likewise. 24074 * i386.h (EXTRA_CC_MODES): Add CCZ. 24075 (SELECT_CC_MODE): Use it for EQ/NE zero. 24076 * i386.md (cmpsi_ccz_1): New. 24077 (cmpqi_ccz_1): New. 24078 (*testsi_ccz_1): New. 24079 (testqi_ccz_1): New. 24080 (cmpsi_ccno_1): Rename from cmpsi_0. 24081 (testsi_ccno_1): Rename from testsi_1. 24082 (testqi_ccno_1): Rename from testqi_1. 24083 (*testqi_ext_ccz_0): Rename from testqi_ext_0. 24084 (testqi_ext_ccno_0): Rename from *testqi_ext_1. 24085 (*cmphi_0): Use ix86_match_ccmode. 24086 (*cmpqi_ext_2, *addsi_2, *addhi_2, *addqi_2): Likewise. 24087 (*subsi_2, *subhi_2, *subqi_2, *testhi_1): Likewise. 24088 (*testqi_ext_1, *testqi_ext_2, *testqi_ext_3): Likewise. 24089 (*andsi_2, *andhi_2, *andqi_2, *andqi_ext_0_cc): Likewise. 24090 (*iorsi_2, *iorhi_2, *iorqi_2): Likewise. 24091 (*xorsi_2, *xorhi_2, *xorqi_cc_1): Likewise. 24092 (*one_cmplsi2_2, *one_cmplhi2_2, *one_cmplqi2_2): Likewise. 24093 (*ashlsi3_cmpno, *ashlhi3_cmpno, *ashlqi3_cmpno): Likewise. 24094 (*ashrsi3_cmpno, *ashrhi3_cmpno, *ashrqi3_cmpno): Likewise. 24095 (*lshrsi3_cmpno, *lshrhi3_cmpno, *lshrqi3_cmpno): Likewise. 24096 (appropriate peepholes): Likewise. 24097 (*cmphi_1, *cmpqi_ccno_1, *cmpqi_1): Star out name. 24098 (*subsi_3, *subhi_3, *subqi_3): Remove. 24099 (*negdi2_1+1 splitter): Use CCZ for neg patterns. 24100 (*negsi2_cmp, *neghi2_cmp, *negqi2_cmp): Remove. 24101 (*negsi2_cmpz): Rename from *negsi2_cmpno, use CCZ. 24102 (*neghi2_cmpz, *negqi2_cmpz): Similarly. 24103 (x86_shift_adj_1): Use CCZ. 24104 (*dbra_ge+1, *dbra_ge+2, ffssi2, ffssi_1): Likewise. 24105 241062000-03-27 Stan Cox <scox@cygnus.com> 24107 24108 * resource.h (mark_resource_type): New. 24109 * resource.c (find_dead_or_set_registers, mark_target_live_regs, 24110 find_free_register): Use mark_resource_type. 24111 (mark_set_resources): Change include_delayed_effects 24112 to mark_resource_type. 24113 * reorg.c (steal_delay_list_from_target, try_merge_delay_insns, 24114 redundant_insn, fill_simple_delay_slots, fill_slots_from_thread): 24115 Use mark_resource_type. 24116 241172000-03-27 Richard Henderson <rth@cygnus.com> 24118 24119 * i386.md (call_pop_0, call_value_pop_0): New. 24120 (call_pop_1): Remove constraint from unused arg. Support sibcalls. 24121 (call_value_pop_1): Likewise. 24122 (call_0, call_value_0): New. 24123 (call_1, call_value_1): Remove constraint from unused arg. 24124 241252000-03-27 Nick Clifton <nickc@cygnus.com> 24126 24127 * invoke.texi (Spec Files): Document new spec % command created by 24128 Tom Tromey's recent patch. 24129 241302000-03-27 Jakub Jelinek <jakub@redhat.com> 24131 24132 * libgcc2.h (MIN_UNITS_PER_WORD): Define to UNITS_PER_WORD 24133 if not defined. 24134 24135Mon Mar 27 06:04:22 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 24136 24137 * expr.c (expand_assignment): Fix typo in last change. 24138 24139 * libgcc2.h: Use MIN_UNITS_PER_WORD, not UNITS_PER_WORD. 24140 24141Sun Mar 26 20:15:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 24142 24143 * c-convert.c (convert): Return if output or input type is ERROR_MARK. 24144 * c-decl.c (duplicate_decls): Only look at DECL_BUILT_IN_NONANSI 24145 and DECL_INLINE if FUNCTION_DECL. 24146 (pushdecl, redeclaration_error_message): Likewise, for DECL_INLINE. 24147 (store_parm_decls): Check for type of PARM_DECL being ERROR_MARK. 24148 Use DECL_WEAK, not DECL_RESULT, to flag for already seen. 24149 (combine_parm_decls): Likewise. 24150 * ggc-common.c (gcc_mark_tree_children, case 'd'): Use DECL_RESULT_FLD. 24151 * print-tree.c (print_node): Likewise. 24152 Only test DECL_PACKED, DECL_INLINE, DECL_BIT_FIELD, and 24153 DECL_TRANSPARENT_UNION on proper decl types. 24154 Properly handly DECL_INCOMING_RTL and DECL_SAVED_INSNS. 24155 * stor-layout.c (layout_decl): Only check DECL_PACKED and 24156 DECL_BIT_FIELD of FIELD_DECL. 24157 * tree.h (DECL_RESULT_FLD): New macro. 24158 24159 * expr.c (expand_assignment): Add code to handle variable-sized 24160 BLKmode case. 24161 241622000-03-26 Richard Henderson <rth@cygnus.com> 24163 24164 * calls.c (expand_call): Pass parms not original exp to 24165 optimize_tail_recursion. Mind return value instead of looking 24166 for a barrier. 24167 * stmt.c (optimize_tail_recursion): Take parameter list, not entire 24168 call_expr. Move checks for call_expr and current_function_decl ... 24169 (expand_return): ... here. 24170 241712000-03-26 Tom Tromey <tromey@cygnus.com> 24172 24173 * gcc.c (handle_braces): Recognize `%{<S}' construct. 24174 (SWITCH_OK, SWITCH_FALSE, SWITCH_IGNORE, SWITCH_LIVE): New 24175 defines. 24176 (process_command): Use them. 24177 (check_live_switch): Likewise. 24178 (give_switch): Skip ignored switches. 24179 241802000-03-26 Jan Hubicka <jh@suse.cz> 24181 24182 * jump.c (jump_optimize_1): Fix typo in elide optimizations 24183 for minimal jump pass test. 24184 241852000-03-26 Mark Mitchell <mark@codesourcery.com> 24186 24187 * integrate.c (function_cannot_inline_p): Do inline functions that 24188 return `void'. 24189 24190Sun Mar 26 11:37:55 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 24191 24192 * stor-layout.c (layout_type, set_sizetype): early_type_list is 24193 now a list of TREE_LIST entries, not types. 24194 * tree.c (build_common_tree_nodes_2): Eliminate dupliate type sets. 24195 24196 * expmed.c (extract_bit_field): Ensure BITS_PER_WORD is signed in MAX. 24197 * config/arm/pe.c (arm_pe_return_in_memory): Use host_integerp and 24198 int_bit_position. 24199 * config/mips/mips.c (function_arg): Likewise; also remove cast 24200 and make variables unsigned or HOST_WIDE_INT and use tree_low_cst. 24201 (mips_function_value): Use int_byte_position and make HOST_WIDE_INT. 24202 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Offsets are unsigned. 24203 * config/mips/mips.h (BITS_PER_WORD, UNITS_PER_WORD): Cast to unsigned. 24204 (UNITS_PER_FPREG, INT_TYPE_SIZE, LONG_TYPE_SIZE): Likewise. 24205 (POINTER_SIZE, POINTER_BOUNDARY,PARM_BOUNDARY): Likewise. 24206 (GP_REG_P, FP_REG_P, MD_REG_P, ST_REG_P): Ensure subtraction signed. 24207 (struct mips_arg): arg_number, arg_words, fp_arg_words, and 24208 num_adjusts now unsigned. 24209 (FUNCTION_ARG_BOUNDARY): Remove unneeded cast. 24210 * config/sparc/sparc.c (struct function_arg_record_value_parms): 24211 NREGS now unsigned. 24212 (function_arg_record_value_1): STARTBITPOS arg now HOST_WIDE_INT 24213 as is BITPOS variable; use host_integerp and int_bit_position. 24214 (function_arg_record_value_2): Likewise. 24215 (function_arg_record_value_3): Arg BITPOS now HOST_WIDE_INT. 24216 Variable REGNO now unsigned. 24217 (function_arg_record_value): NREGS now unsigned. 24218 242192000-03-26 Bernd Schmidt <bernds@cygnus.co.uk> 24220 24221 * jump.c (mark_all_labels): Handle CALL_PLACEHOLDERs. 24222 24223Sat Mar 25 09:12:10 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 24224 24225 * Rework fields used to describe positions of bitfields and 24226 modify sizes to be unsigned and use HOST_WIDE_INT. 24227 * alias.c (reg_known_value_size): Now unsigned. 24228 * c-typeck.c (build_unary_op, case ADDR_EXPR): Use byte_position. 24229 (really_start_incremental_init): Use bitsize_zero_node. 24230 (push_init_level, pop_init_level, output_init_element): Likewise. 24231 Use bitsize_unit_node and bitsize_one_node. 24232 (output_pending_init_elements, process_init_element): Likewise. 24233 * combine.c (combine_max_regno, reg_sign_bit_copies): Now unsigned. 24234 (make_extraction): Position and length HOST_WIDE_INT and unsigned 24235 HOST_WIDE_INT, respectively. 24236 (get_pos_from_mask): Passed in value is unsigned HOST_WIDE_INT. 24237 (num_sign_bit_copies): Returns unsigned. 24238 BITWIDTH now unsigned; rework arithmetic. 24239 Remove recursive call from arg to MAX. 24240 (combine_instructions, init_reg_last_arrays): NREGS now unsigned. 24241 (setup_incoming_promotions, can_combine_p, try_combine, simplify_set): 24242 REGNO now unsigned. 24243 (set_nonzero_bit_and_sign_copies): NUM now unsigned. 24244 (find_split_point, expand_compound_operation, make_extraction): LEN 24245 now unsigned HOST_WIDE_INT, POS now HOST_WIDE_INT. 24246 (make_field_assignment): Likewise. 24247 (combine_simplify_rtx): Add cast. 24248 (expand_compound_operation): MODEWIDTH now unsigned; rework arithmetic. 24249 (force_to_mode): WIDTH now unsigned; add cast. 24250 (if_then_else_cond): SIZE now unsigned. 24251 (nonzero_bits): MODE_WIDTH, RESULT_WIDTH, and WIDTH now unsigned. 24252 (extended_count): Now returns unsigned. 24253 (simplify_shift_const): COUNT unsigned; arg is now INPUT_COUNT. 24254 Add SIGNED_COUNT variable; MODE_WORDS and FIRST_COUNT now unsigned. 24255 (simplify_comparison): MODE_WIDTH now unsigned. 24256 (update_table_tick): REGNO and ENDREGNO now unsigned; new var R. 24257 (mark_used_regs_combine): Likewise; rework arithmetic. 24258 (record_value_for_reg): REGNO, ENDREGNO, and I now unsigned. 24259 (record_dead_and_set_regs, reg_dead_at_p, distribute_notes): Likewise. 24260 (record_promoted_value): REGNO now unsigned. 24261 (get_last_value_validate): REGNO, ENDREGNO, and J now unsigned. 24262 (get_last_value): REGNO now unsigned. 24263 (use_crosses_set_p): REGNO and ENDREGNO now unsigned. 24264 (reg_dead_regno, reg_dead_endregno): Now unsigned. 24265 (remove_death): Arg REGNO now unsigned. 24266 (move_deaths): REGNO, DEADREGNO, DEADEND, OUREND, and I now unsigned. 24267 (reg_bitfield_target_p): REGNO, REGNO, ENDREGNO, and ENDTREGNO 24268 now unsigned. 24269 * convert.c (convert_to_integer): INPREC and OUTPREC now unsigned. 24270 * cse.c (struct qty_table_elem): FIRST_REG and LAST_REG now unsigned. 24271 (struct cse_reg_info): REGNO now unsigned. 24272 (cached_regno): Now unsigned. 24273 (REGNO_QTY_VALID_P): Add cast. 24274 (make_new_qty, make_regs_eqv, delete_reg_eqiv): Regno args unsigned. 24275 (remove_invalid_regs): Likewise. 24276 (remove_invalid_subreg_refs): Likewise; arg WORD also unsigned 24277 as are variables END and I. 24278 (get_cse_reg_info, insert): Likewise. 24279 (mention_regs, invalidate_for_call): REGNO, ENDREGNO, and I unsigned. 24280 (canon_hash): Likewise. 24281 (insert_regs, lookup_for_remove): REGNO now unsigned. 24282 (invalidate): REGNO, ENDREGNO, TREGNO, and TENDREGNO now unsigned. 24283 New variable RN. 24284 * dbxout.c (dbxout_parms, dbxout_reg_parms): Don't check for REGNO < 0. 24285 * dwarf2out.c (dwarf2ou_frame_debug_expr): Remove cast. 24286 * emit-rtl.c (subreg_realpart_p): Add cast. 24287 (operand_subword): Arg I is now unsigned as is var PARTWORDS. 24288 (operand_subword_force): Arg I is now unsigned. 24289 * except.c (eh_regs): Variable I is now unsigned. 24290 * explow.c (hard_function_value): BYTES is unsigned HOST_WIDE_INT. 24291 * expmed.c (store_fixed_bit_field): Position is HOST_WIDE_INT; 24292 length is unsigned HOST_WIDE_INT; likewise for internal variables. 24293 (store_split_bit_field, extract_fixed_bit_field): Likewise. 24294 (extract_split_bit_field, store_bit_field, extract_bit_field): 24295 Likewise. 24296 * expr.c (store_constructor_fields, store_constructor, store_field): 24297 Positions are HOST_WIDE_INT and lengths are unsigned HOST_WIDE_INT. 24298 (expand_assignment, expand_expr, expand_expr_unaligned): Likewise. 24299 (do_jump): Likewise. 24300 (move_by_pieces, move_by_pieces_ninsns, clear_by_pieces): 24301 MAX_SIZE is now unsigned. 24302 (emit_group_load): BYTEPOS is HOST_WIDE_INT; BYTELEN is unsigned. 24303 (emit_group_store): Likewise. 24304 (emit_move_insn): I now unsigned. 24305 (store_constructor): Use host_integerp, tree_low_cst, and 24306 bitsize_unit_node. 24307 (get_inner_reference): Return bitpos and bitsize as HOST_WIDE_INT. 24308 Rework all calculations to use trees and new fields. 24309 * expr.h (promoted_input_arg): Regno now unsigned. 24310 (store_bit_field, extract_bit_field): Adjust types of pos and size. 24311 (mark_seen_cases): Arg is HOST_WIDE_INT. 24312 * flow.c (verify_wide_reg_1): REGNO now unsigned. 24313 * fold-const.c (decode_field_reference): Size and pos HOST_WIDE_INT; 24314 precisions and alignments are unsigned. 24315 (optimize_bit_field_compare, fold_truthop): Likewise. 24316 (int_const_binop): Adjust threshold for size_int_type_wide call. 24317 (fold_convert): Likewise. 24318 (size_int_type_wide): Make table larger and fix thinko that only 24319 had half of table used. 24320 (all_ones_mask_p, fold): Precisions are unsigned. 24321 * function.c (put_reg_info_stack): REGNO is unsigned. 24322 (instantiate_decl): Size is HOST_WIDE_INT. 24323 (instantiate_virtual_regs): I is unsigned. 24324 (assign_parms): REGNO, REGNOI, and REGNOR are unsigned. 24325 (promoted_input_arg): REGNO is unsigned. 24326 * function.h (struct function): x_max_parm_reg is now unsigned. 24327 * gcse.c (max_gcse_regno): Now unsigned. 24328 (struct null_pointer_info): min_reg and max_reg now unsigned. 24329 (lookup_set, next_set): REGNO arg now unsigned. 24330 (compute_hash_table): REGNO and I now unsigned. 24331 (handle_avail_expr): regnum_for_replacing now unsigned. 24332 (cprop_insn): REGNO now unsigned. 24333 (delete_null_pointer_checks_1): BLOCK_REG now pointer to unsigned. 24334 * ggc-common.c (ggc_mark_tree_children, case FIELD_DECL): New case. 24335 * global.c (set_preference): SRC_REGNO, DEST_REGNO, and I now unsigned. 24336 * hard-reg-set.h (reg_class_size): Now unsigned. 24337 * integrate.c (mark_stores): LAST_REG and I now unsigned; new UREGNO. 24338 * jump.c (mark_modified_reg): I now unsigned; add cast. 24339 (rtx_equal_for_thread_p): Add cast. 24340 * loop.c (max_reg_before_loop): Now unsigned. 24341 (struct_movable): REGNO now unsigned. 24342 (try_copy_prop): REGNO arg unsigned. 24343 (regs_match_p): XN and YN now unsigned. 24344 (consec_sets_invariant_p, maybe_eliminate_biv): REGNO now unsigned. 24345 (strength_reduce): Likewise; NREGS also unsigned. 24346 (first_increment_giv, last_increment_giv unsigned): Now unsigned. 24347 * loop.h (struct iv_class): REGNO now unsigned. 24348 (max_reg_before_loop, first_increment_giv, last_increment_giv): 24349 Now unsigned. 24350 * machmode.h (mode_size, mode_unit_size): Now unsigned. 24351 (mode_for_size, smallest_mode_for_size): Pass size as unsigned. 24352 * optabs.c (expand_binop): I and NWORDS now unsigned. 24353 (expand_unop): I now unsigned. 24354 * print-tree.c (print_node): Don't print DECL_FIELD_BITPOS, but do 24355 print DECL_FIELD_OFFSET and DECL_FIELD_BIT_OFFSET. 24356 * real.c (significand_size): Now returns unsigned. 24357 * real.h (significand_size): Likewise. 24358 * regclass.c (reg_class_size): Now unsigned. 24359 (choose_hard_reg_mode): Both operands now unsigned. 24360 (record_reg_classes): REGNO and NR now unsigned. 24361 (reg_scan): NREGS now unsigned. 24362 (reg_scan_update): old_max_regno now unsigned. 24363 (reg_scan_mark_refs): Arg MIN_REGNO and var REGNO now unsigned. 24364 * reload.c (find_valid_class): BEST_SIZE now unsigned. 24365 (find_dummy_reload): REGNO, NWORDS, and I now unsigned. 24366 (hard_reg_set_here_p): Args BEG_REGNO and END_REGNO now unsigned. 24367 Likewise for variable R. 24368 (refers_to_regno_for_reload_p): Args REGNO and END_REGNO now unsigned, 24369 as are variables INNER_REGNO and INNER_ENDREGNO; add new variable R. 24370 (find_equiv_reg): Add casts. 24371 (regno_clobbered_p): Arg REGNO now unsigned. 24372 * reload.h (struct reload): NREGS now unsigned. 24373 (refers_to_regno_for_reload_p): Regno args are unsigned. 24374 (regno_clobbered_p): Likewise. 24375 * reload1.c (reg_max_ref_width, spill_stack_slot_width): Now unsigned. 24376 (compute_use_by_pseudos): REGNO now unsigned. 24377 (find_reg): I and J now unsigned, new variable K, and change loop 24378 variables accordingly; THIS_NREGS now unsigned. 24379 (alter_reg): INHERENT_SIZE and TOTAL_SIZE now unsigned. 24380 (spill_hard_reg): REGNO arg now unsigned; add casts. 24381 (forget_old_reloads_1): REGNO, NR, and I now unsigned. 24382 (mark_reload_reg_in_use): Arg REGNO and vars NREGS and I now unsigned. 24383 (clear_reload_reg_in_use): Arg REGNO and vars NREGS, START_REGNO, 24384 END_REGNO, CONFLICT_START, and CONFLICT_END now unsigned. 24385 (reload_reg_free_p, reload_reg_reaches_end_p): Arg REGNO now unsigned. 24386 (choose_reload_regs): MAX_GROUP_SIZE now unsigned. 24387 (emit_reload_insns): REGNO now unsigned. 24388 (reload_cse_move2add): Add cast. 24389 (move2add_note_store): REGNO and I now unsigned; new variable ENDREGNO 24390 and rework loop. 24391 * resource.c (mark_referenced_resources, mark_set_resources): New 24392 variable R; REGNO and LAST_REGNO now unsigned. 24393 (mark_target_live_regs): J and REGNO now unsigned. 24394 * rtl.c (mode_size, mode_unit_size): Now unsigned. 24395 * rtl.h (union rtunion_def): New field rtuint. 24396 (XCUINT): New macro. 24397 (ADDRESSOF_REGNO, REGNO, SUBREG_WORD): New XCUINT. 24398 (operand_subword, operand_subword_force): Word number is unsigned. 24399 (choose_hard_reg_mode): Operands are unsigned. 24400 (refers_to-regno_p, dead_or_set_regno_p): Regno arg is unsigned. 24401 (find_regno_note, find_regno_fusage, replace_regs): Likewise. 24402 (regno_use_in, combine_instructions, remove_death): Likewise. 24403 (reg_scan, reg_scan_update): Likewise. 24404 (extended_count): Return is unsigned. 24405 * rtlanal.c (refers_to_regno_p): Args REGNO and ENDREGNO and vars I, 24406 INNER_REGNO, and INNER_ENDREGNO now unsigned; new variable X_REGNO. 24407 (reg_overlap_mentioned_p): REGNO and ENDREGNO now unsigned. 24408 (reg_set_last_first_regno, reg_set_last_last_regno): Now unsigned. 24409 (reg_reg_last_1): FIRS and LAST now unsigned. 24410 (dead_or_set_p): REGNO, LAST_REGNO, and I now unsigned. 24411 (dead_or_set_regno_p): Arg TEST_REGNO and vars REGNO and ENDREGNO 24412 now unsigned. 24413 (find_regno_note, regno_use_in): Arg REGNO now unsigned. 24414 (find_regno_fusage): Likewise; also var REGNOTE now unsigned. 24415 (find_reg_fusage): Variables REGNO, END_REGNO, and I now unsigned. 24416 (replace_regs): Arg NREGS now unsigned. 24417 * sdbout.c (sdbout_parms, sdbout_reg_parms): Don't check REGNO < 0. 24418 * simplify-rtx.c (simplify_unary_operation): WIDTH now unsigned. 24419 (simplify_binary_operation): Likewise. 24420 (cselib_invalidate_regno): Arg REGNO and variables ENDREGNO, I, and 24421 THIS_LAST now unsigned. 24422 (cselib_record_set): Add cast. 24423 * ssa.c (ssa_max_reg_num): Now unsigned. 24424 (rename_block): REGNO now unsigned. 24425 * stmt.c (expand_return): Bit positions unsigned HOST_WIDE_INT; 24426 sizes now unsigned. 24427 (all_cases_count): Just return -1 not -2. 24428 COUNT, MINVAL, and LASTVAL now HOST_WIDE_INT. 24429 Rework tests to use trees whenever possible. 24430 Use host_integerp and tree_low_cst. 24431 (mark_seen_cases): COUNT arg now HOST_WIDE_INT; 24432 Likewise variable NEXT_NODE_OFFSET; XLO now unsigned. 24433 (check_for_full_enumeration_handing): BYTES_NEEDED, I to HOST_WIDE_INT. 24434 * stor-layout.c (mode_for_size): SIZE arg now unsigned. 24435 (smallest_mode_for_size): Likewise. 24436 (layout_decl): Simplify handing of a specified DECL_SIZE_UNIT. 24437 KNOWN_ALIGN is now an alignment, so simplify code. 24438 Don't turn off DECL_BIT_FIELD if field is BLKmode, but not type. 24439 (start_record_layout): Renamed from new_record_layout_info. 24440 Update to new fields. 24441 (debug_rli, normalize_rli, rli_size_unit_so_far, rli_size_so_far): 24442 New functions. 24443 (place_union_field): Renamed from layout_union_field. 24444 Update to use new fields in rli. 24445 (place_field): Renamed from layout_field. 24446 Major rewrite to use new fields in rli; pass alignment to layout_decl. 24447 (finalize_record_size): Rework to use new fields in rli and handle 24448 union. 24449 (compute_record_mode): Rework to simplify and to use new DECL fields. 24450 (finalize_type_size): Make rounding more consistent. 24451 (finish_union_layout): Deleted. 24452 (layout_type, case VOID_TYPE): Don't set TYPE_SIZE_UNIT either. 24453 (layout_type, case RECORD_TYPE): Call new function names. 24454 (initialize_sizetypes): Set TYPE_IS_SIZETYPE. 24455 (set_sizetype): Set TYPE_IS_SIZETYPE earlier. 24456 (get_best_mode): UNIT is now unsigned; remove casts. 24457 * tree.c (bit_position): Compute from new fields. 24458 (byte_position, int_byte_position): New functions. 24459 (print_type_hash_statistics): Cast to remove warning. 24460 (build_range_type): Use host_integerp and tree_low_cst to try to hash. 24461 (build_index_type): Likewise; make subtype of sizetype. 24462 (build_index_2_type): Pass sizetype to build_range_type. 24463 (build_common_tree_nodes): Use size_int and bitsize_int to 24464 initialize nodes; add bitsize_{zero,one,unit}_node. 24465 * tree.h (DECL_FIELD_CONTEXT): Use FIELD_DECL_CHECK. 24466 (DECL_BIT_FIELD_TYPE, DECL_QUALIFIER, DECL_FCONTEXT): Likewise. 24467 (DECL_PACKED, DECL_BIT_FIELD): Likewise. 24468 (DECL_FIELD_BITPOS): Deleted. 24469 (DECL_FIELD_OFFSET, DECL_FIELD_BIT_OFFSET): New fields. 24470 (DECL_RESULT, DECL_SAVED_INSNS): Use FUNCTION_DECL_CHECK. 24471 (DECL_FRAME_SIZE, DECL_FUNCTION_CODE, DECL_NO_STATIC_CHAIN): Likewise. 24472 (DECL_INLINE, DECL_BUILT_IN_NONANSI, DECL_IS_MALLOC): Likewise. 24473 (DECL_BUILT_IN_CLASS, DECL_STATIC_CONSTRUCTOR): Likewise. 24474 (DECL_STATIC_DESTRUCTOR, DECL_NO_CHECK_MEMORY_USAGE): Likewise. 24475 (DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT, DECL_NO_LIMIT_STACK) Likewise. 24476 (DECL_ORIGINAL_TYPE, TYPE_DECL_SUPPRESS_DEBUG): Use TYPE_DECL_CHECK. 24477 (DECL_ARG_TYPE_AS_WRITEN, DECL_ARG_TYPE): Use PARM_DECL_CHECK. 24478 (DECL_INCOMING_RTL, DECL_TRANSPARENT_UNION): Likewise. 24479 (DECL_ALIGN): Adjust to new field in union. 24480 (DECL_OFFSET_ALIGN): New field. 24481 (DECL_ERROR_ISSUED, DECL_TOO_LATE): Use LABEL_DECL_CHECK. 24482 (DECL_IN_TEXT_SECTION): Use VAR_DECL_CHECK. 24483 (union tree_decl): Add struct for both aligns. 24484 (enum tree_index): Add TI_BITSIZE_{ZERO,ONE,UNIT}. 24485 (bitsize_zero_node, bitsize_one_node, bitsize_unit_node): Added. 24486 (struct record_layout_info): Rework fields to have offset 24487 alignment and byte and bit position. 24488 (start_record_layout, place_field): Renamed from old names. 24489 (rli_size_so_far, rli_size_unit_so_far, normalize_rli): New decls. 24490 (byte_position, int_byte_position): Likewise. 24491 (get_inner_reference): Change types of position and length. 24492 * unroll.c (unroll_loop): New variable R; use for some loops. 24493 MAX_LOCAL_REGNUM and MAXREGNUM now unsigned. 24494 (calculate_giv_inc): Arg REGNO now unsigned. 24495 (copy_loop_body): REGNO and SRC_REGNO now unsigned. 24496 * varasm.c (assemble_variable): Clean up handling of size using 24497 host_integerp and tree_low_cst. 24498 (decode_addr_const): Use byte, not bit, position. 24499 (output_constructor): bitpos and offsets are HOST_WIDE_INT; 24500 use tree_low_cst and int_bit_position. 24501 * objc/objc-act.c (build_ivar_list_initializer): Use byte_position. 24502 24503Fri Mar 24 20:13:49 2000 Jason Eckhardt <jle@cygnus.com> 24504 24505 * bb-reorder.c (REORDER_MOVED_BLOCK_END): Removed. 24506 (reorder_block_def): New members eff_head and eff_end. 24507 (REORDER_BLOCK_EFF_HEAD, REORDER_BLOCK_EFF_END): New macros. 24508 (verify_insn_chain): New function. 24509 (skip_insns_between_block): Add code to skip deleted insns. 24510 Check for note before using. 24511 (chain_reorder_blocks): Replace calls to skip_insns_between_block 24512 with references to REORDER_BLOCK_EFF_HEAD and REORDER_BLOCK_EFF_END. 24513 Check for note before using. 24514 (make_reorder_chain): Use INTVAL rather than XINT to get REG_BR_PROB. 24515 (fixup_reorder_chain): Restructure, clean up, defect removal. 24516 (reorder_basic_blocks): Remove last_insn and references to it. 24517 Moved insn chain verification code into a new function (see above). 24518 Delete defective code that sets last insn. 24519 Initialize REORDER_BLOCK_EFF_HEAD and REORDER_BLOCK_EFF_END for 24520 all blocks. 24521 245222000-03-25 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 24523 24524 * config/c4x/c4x.h (CPP_SPEC): Remove erroneous space. 24525 245262000-03-24 Richard Henderson <rth@cygnus.com> 24527 24528 * tree.c (lang_safe_for_unsave): Remove. 24529 (unsafe_for_reeval): Transmute and rename from safe_for_unsave, 24530 allowing for two levels of unsafeness. Remove lang hook. 24531 * tree.h: Update declarations. 24532 * calls.c (expand_call): Rename safe_for_reeval to try_tail_call. 24533 Create temporary VAR_DECLs to protect very unsafe_for_reeval trees. 24534 Always fail sibcalls when there are pending cleanups. 24535 245362000-03-24 Geoff Keating <geoffk@cygnus.com> 24537 24538 * flow.c (propagate_block): When we delete an ADDR_VEC, 24539 also delete the BARRIER following it if there is one. 24540 245412000-03-24 Richard Henderson <rth@cygnus.com> 24542 24543 * builtins.c (expand_builtin_bzero): Convert `length' argument 24544 to sizetype. 24545 245462000-03-24 Jakub Jelinek <jakub@redhat.com> 24547 24548 * sibcall.c (skip_copy_to_return_value): Use OUTGOING_REGNO for 24549 comparison if regno's are equal. 24550 * calls.c (initialize_argument_informat): Add ecf_flags argument. 24551 Use FUNCTION_INCOMING_ARG if available and ECF_SIBCALL. 24552 (expand_call): Update caller. 24553 Avoid making a sibling call if argument size of the callee is larger 24554 than argument size of the caller. 24555 Call hard_function_value with outgoing set if in sibcall pass. 24556 Use FUNCTION_INCOMING_ARG if available and ECF_SIBCALL. 24557 24558 * final.c (permitted_reg_in_leaf_functions, only_leaf_regs_used): 24559 Change LEAF_REGISTERS from an array initializer to actual array 24560 identifier. Move static global variable into the function. 24561 (leaf_function_p): Allow SIBLING_CALL_P calls even outside of 24562 sequences for leaf functions. 24563 * global.c (global_alloc): Likewise. 24564 * tm.texi (LEAF_REGISTERS): Update documentation. 24565 24566 * config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Remove the ugly 24567 TARGET_FLAT leaf disabling hack. 24568 (LEAF_REGISTERS): Changed from an array initializer to actual array 24569 identifier to avoid duplication and remove the above hack. 24570 (FUNCTION_OK_FOR_SIBCALL): Define. 24571 * config/sparc/sparc.md (sibcall): New attr type. Use it almost 24572 always like call attribute. 24573 (eligible_for_sibcall_delay): New attribute. 24574 (sibcall): New delay type. 24575 (sibcall, sibcall_value, sibcall_epilogue): New expands. 24576 (sibcall_symbolic_sp32, sibcall_symbolic_sp64, 24577 sibcall_value_symbolic_sp32, sibcall_value_symbolic_sp64): New insns. 24578 * config/sparc/sparc.c (sparc_leaf_regs): New array. 24579 (eligible_for_sibcall_delay, output_restore_regs, output_sibcall): 24580 New functions. 24581 (output_function_epilogue): Move part of the code into 24582 output_restore_regs. 24583 (ultra_code_from_mask, ultrasparc_sched_reorder): Handle 24584 TYPE_SIBCALL. 24585 * sparc-protos.h (output_sibcall, eligible_for_sibcall_delay): New 24586 prototypes. 24587 24588 * config/sparc/sparc.h (REVERSIBLE_CC_MODE): Revert Jan, 25 change 24589 until infrastructure is finished. 24590 24591Fri Mar 24 13:49:45 2000 Jeffrey A Law (law@cygnus.com) 24592 24593 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns here. 24594 (save_parm_insns): Not here. 24595 245962000-03-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 24597 24598 * builtins.c (expand_builtin_bzero): New function. 24599 (expand_builtin): Handle bzero. 24600 24601 * builtins.def: Add BUILT_IN_BZERO. 24602 24603 * c-common.c (c_common_nodes_and_builtins): Provide builtin 24604 prototype & function for bzero. 24605 246062000-03-23 Michael Meissner <meissner@redhat.com> 24607 24608 * config/alpha/alpha.md (TF floating point insns): Undo 2000-03-21 24609 change adding TARGET_FP to the TF floating point insns, except for 24610 trunctfsf2, which generates direct calls to truncdfsf2. 24611 246122000-03-23 Geoff Keating <geoffk@cygnus.com> 24613 24614 * config/rs6000/rs6000.h (ARG_POINTER_CFA_OFFSET): New definition, 24615 try to protect against middle-end changes that break binary 24616 compatibility. 24617 (DWARF_FRAME_REGISTERS): New definition, likewise for backend. 24618 246192000-03-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 24620 24621 * config/c4x/c4x.md (load_immed_address): Add DP reg clobber. 24622 24623Thu Mar 23 17:10:48 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 24624 24625 * calls.c (expand_call): If TARGET is passed by reference and 24626 is readonly, write a CLOBBER. 24627 246282000-03-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 24629 24630 * builtins.c (expand_builtin): Handle bcmp. 24631 24632 * builtins.def: Add BUILT_IN_BCMP. 24633 24634 * c-common.c (c_common_nodes_and_builtins): Provide builtin 24635 prototype & function for bcmp. 24636 24637Thu Mar 23 11:34:39 2000 Jim Wilson <wilson@cygnus.com> 24638 24639 * config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC): Move case 6... 24640 (rtx_needs_barrier, case UNSPEC_VOLATILE): to here. 24641 * config/ia64/ia64.md (pr_restore): Change UNSPEC to UNSPEC_VOLATILE. 24642 24643Thu Mar 23 16:04:40 2000 Andrew Haley <aph@cygnus.com> 24644 24645 * config/mips/mips.md (movdf_internal1a): Delete (set 'f', 'F') 24646 alternative when using -fp64 -gp32. 24647 246482000-03-22 Jason Merrill <jason@casey.cygnus.com> 24649 24650 * config/rs6000/rs6000.h (DWARF_FRAME_RETURN_COLUMN): Define. 24651 * config/alpha/alpha.h (DWARF_FRAME_RETURN_COLUMN): Define. 24652 * config/sparc/sparc.h (DWARF_FRAME_RETURN_COLUMN): Define. 24653 24654 * frame.h (frame_state): Revert last change. 24655 * frame.c (execute_cfa_insn): Just don't record the save of a CFA reg. 24656 * libgcc2.c (throw_helper): Revert last change. 24657 246582000-03-22 Richard Henderson <rth@cygnus.com> 24659 24660 * stmt.c (expand_asm_operands): Don't promote the temporary. 24661 246622000-03-22 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr> 24663 24664 * builtin.c (get_pointer_alignment): Use DECL_P and TYPE_P macros. 24665 * c-common.c (decl_attributes,check_format_info,truthvalue_conversion, 24666 c_get_alias_set): Likewise. 24667 * c-decl.c (duplicate_decls): Likewise. 24668 * c-typeck.c (default_conversion,build_unary_op): Likewise. 24669 * calls.c (initialize_argument_information): Likewise. 24670 * dwarf2out.c (decl_class_context,add_abstract_origin_attribute): 24671 Likewise. 24672 * dwarfout.c (decl_class_context,output_type): Likewise. 24673 * expr.c (get_inner_reference): Likewise. 24674 * fold-const.c (simple_operand_p,fold): Likewise. 24675 * function.c (aggregate_value_p): Likewise. 24676 * stmt.c (expand_asm_operands): Likewise. 24677 * varasm.c (named_section): Likewise. 24678 246792000-03-22 Jason Merrill <jason@casey.cygnus.com> 24680 24681 Implement dwarf2 exception handling for the ARM. 24682 * config/arm/arm.h (INCOMING_RETURN_ADDR_RTX): Define. 24683 (DWARF_FRAME_RETURN_COLUMN): Define. 24684 * config/arm/arm.c (emit_multi_reg_push): Return rtx. Attach 24685 REG_FRAME_RELATED_EXPR note. 24686 (emit_sfm): Likewise. 24687 (arm_expand_prologue): Set RTX_FRAME_RELATED_P on everything. 24688 * dwarf2out.c (reg_save): Handle saving a register to itself. 24689 (dwarf2out_frame_debug_expr): Handle an intermediate cfa reg. 24690 * except.c (eh_regs): Don't use the static chain reg if it's 24691 callee-saved. 24692 * frame.h (frame_state): Add cfa_saved field. 24693 * frame.c (execute_cfa_insn): Set it. 24694 * libgcc2.c (throw_helper): Don't adjust sp if it's restored in 24695 the epilogue. 24696 * function.c (ARG_POINTER_CFA_OFFSET): Default to FIRST_PARM_OFFSET. 24697 Now takes a parm. 24698 (instantiate_virtual_regs): Adjust. 24699 * tm.texi: Adjust. 24700 * config/m68k/m68k.h (ARG_POINTER_CFA_OFFSET): Don't define. 24701 * config/ns32k/ns32k.h (ARG_POINTER_CFA_OFFSET): Don't define. 24702 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): Take a parm. 24703 24704 * dwarf2out.c (reg_number): Refer to FIRST_PSEUDO_REGISTER. 24705 (initial_return_save): Use DWARF_FRAME_REGNUM, not reg_number. 24706 247072000-03-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 24708 24709 * builtins.def: New file. 24710 24711 * Makefile.in (TREE_H): Depend on builtins.def. 24712 24713 * builtins.c (built_in_names): Use builtins.def. 24714 24715 * tree.h (built_in_function): Likewise. 24716 247172000-03-22 Mark Mitchell <mark@codesourcery.com> 24718 24719 * tree.c (size_in_bytes): Return size_zero_node, not 24720 integer_zero_node. 24721 247222000-03-22 Geoff Keating <geoffk@cygnus.com> 24723 24724 * config/fp-bit.c (pack_d): Correct the case when a denormal 24725 is rounded up and stops being denormal. 24726 247272000-03-21 Richard Henderson <rth@cygnus.com> 24728 24729 * config/alpha/alpha.c (function_arg): Check for void_type_node 24730 before using MUST_PASS_IN_STACK. 24731 247322000-03-21 Stephane Carrez <stcarrez@worldnet.fr> 24733 24734 * regmove.c (combine_stack_adjustments_for_block): Check that 24735 the stack pointer is a valid memory address. 24736 24737Wed Mar 22 11:44:50 MET 2000 Jan Hubicka <jh@suse.cz> 24738 24739 * calls.c: re-install Mar 16 emit_library_call merge. 24740 247412000-03-21 Jakub Jelinek <jakub@redhat.com> 24742 24743 * config/sparc/sparc.c (mem_min_alignment): If not optimizing, 24744 we cannot be sure that if reload_completed base register will 24745 be properly aligned. 24746 247472000-03-21 Richard Henderson <rth@cygnus.com> 24748 24749 * flow.c (delete_block): Fix typo last change. 24750 247512000-03-21 Mark Mitchell <mark@codesourcery.com> 24752 24753 * c-common.c (c_expand_expr_stmt): Use COMPLETE_TYPE_OR_VOID_P, 24754 not COMPLETE_TYPE_P, to check the type of the expression. 24755 247562000-03-21 Michael Meissner <meissner@redhat.com> 24757 24758 * config/alpha/alpha.md (floating point insns): Add TARGET_FP to 24759 all floating point insns that just tested the macro 24760 TARGET_HAS_XFLOATING_LIBS. 24761 (movsf/movdf recognizers): Add separate insns if -mno-fp-regs is 24762 used to only use the gprs. 24763 247642000-03-21 Nathan Sidwell <nathan@codesourcery.com> 24765 24766 * tree.h (COMPLETE_TYPE_P): New macro. 24767 (COMPLETE_OR_VOID_TYPE_P): New macro. 24768 (COMPLETE_OR_UNBOUND_ARRAY_TYPE_P): New macro. 24769 * stor-layout.c (layout_type, case VOID_TYPE): Don't set TYPE_SIZE. 24770 * c-aux-info.c (gen_type): Use them. 24771 * c-common.c (c_expand_expr_stmt): Likewise. 24772 * c-decl.c (poplevel, pushdecl, start_decl, finish_decl, 24773 grokdeclarator, grokparms, finish_struct, start_function, 24774 store_parm_decls, combine_parm_decls): Likewise. 24775 * c-parse.y (cast_expr): Likewise. 24776 * c-typeck.c (require_complete_type, c_sizeof, c_sizeof_nowarn, 24777 c_size_in_bytes, c_alignof, build_component_ref, 24778 build_indirect_ref, build_array_ref, convert_arguments, 24779 build_binary_op, pointer_diff, build_unary_op, digest_init: Likewise. 24780 * calls.c (initialize_argument_information): Likewise. 24781 * convert.c (convert_to_integer): Likewise. 24782 * dbxout.c (dbxout_typedefs, dbxout_type, dbxout_symbol): Likewise. 24783 * dwarfout.c (location_or_const_value_attribute, 24784 output_enumeration_type_die, output_structure_type_die, 24785 output_union_type_die, output_type): Likewise. 24786 * expr.c (safe_from_p, expand_expr): Likewise. 24787 * function.c (assign_parms): Likewise. 24788 * sdbout.c (sdbout_symbol, sdbout_one_type): Likewise. 24789 * tree.c (build_array_type, build_function_type, 24790 build_method_type, build_offset_type, build_complex_type): Likewise. 24791 * c-parse.c, c-parse.h: Regenerated. 24792 247932000-03-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 24794 24795 * config/c4x/rtems.h: Include config/rtems.h. 24796 24797Tue Mar 21 09:24:00 2000 Denis Chertykov <denisc@overta.ru> 24798 24799 * config/avr/avr.c (encode_section_info): sets SYMBOL_REF_FLAG if 24800 decl is a FUNCTION_DECL 24801 24802Mon Mar 20 19:53:53 2000 Jim Wilson <wilson@cygnus.com> 24803 24804 * config/ia64/ia64.c (ia64_expand_prologue): Don't abort if leaf 24805 function uses output registers. Don't save RP for leaf functions. 24806 Do save RP even if no epilogue. 24807 * config/ia64/ia64.h (FIXED_REGISTERS): Unmark in/out registers. 24808 (CALL_USED_REGISTERS): Unmark in registers. 24809 (REG_ALLOC_ORDER): Move out regs up, to near the top. Move in regs up, 24810 to near the middle. 24811 248122000-03-20 Geoff Keating <geoffk@cygnus.com> 24813 24814 * config/rs6000/rs6000.md (bunordered): New expander. 24815 (bordered): New expander. 24816 (buneq): New expander. 24817 (bunge): New expander. 24818 (bungt): New expander. 24819 (bunle): New expander. 24820 (bunlt): New expander. 24821 (bltgt): New expander. 24822 24823 * config/rs6000/rs6000.c (ccr_bit): Handle unordered comparisons. 24824 (ccr_bit_negated_p): New function. 24825 (print_operand): For %C, generate appropriate cror for UNEQ, 24826 UNLT, UNGT, and LTGT. For %T and %t, use ccr_bit_negated_p. 24827 248282000-03-20 Andreas Jaeger <aj@suse.de> 24829 24830 * sdbout.c (sdbout_one_type): Add braces to avoid "ambigous else" 24831 warning. 24832 24833 * tree.h (safe_for_unsave): Prototype. 24834 248352000-03-20 Richard Henderson <rth@cygnus.com> 24836 24837 * regmove.c (stack_memref_p): Fix typo, reorg for readability. 24838 (combine_stack_adjustments_for_block): Don't allow sp references 24839 in the side of a set we're not fixing up. 24840 * toplev.c (rest_of_compilation): Run combine_stack_adjustments 24841 after life_analysis. 24842 248432000-03-20 Richard Henderson <rth@cygnus.com> 24844 24845 * calls.c (expand_call): Don't bother generating tail call 24846 sequences if there are pending cleanups. Use 24847 expand_start_target_temps/expand_end_target_temps to elide 24848 cleanups created during sibcall expansion. 24849 248502000-03-20 Geoff Keating <geoffk@cygnus.com> 24851 24852 * configure.in: Set $IFS to a value if it doesn't already have one 24853 in the --enable-checking handling. 24854 * configure: Regenerate. 24855 248562000-03-20 Martin v. Löwis <loewis@informatik.hu-berlin.de> 24857 24858 * c-parse.in (SAVE_WARN_FLAGS): Use size_int. 24859 * c-parse.y, c-parse.c, objc/objc-parse.y, objc/objc-parse.c: 24860 Regenerated. 24861 24862Mon Mar 20 11:43:15 MET 2000 Jan Hubicka <jh@suse.cz> 24863 24864 * jump.c (delete_noop_moves): Remove code attempting to 24865 combine stack adjustments. 24866 248672000-03-19 Martin v. Löwis <loewis@informatik.hu-berlin.de> 24868 24869 * emit-rtl.c (push_to_full_sequence, end_full_sequence): New functions. 24870 * except.c (emit_cleanup_handler): Use them. 24871 (expand_end_all_catch): Likewise. 24872 * function.c (fixup_var_refs): Likewise. 24873 (expand_function_end): Clear catch_clauses_last. 24874 * rtl.h (push_to_full_sequence, end_full_sequence): Declare. 24875 * except.h (struct eh_status): New field x_catch_clauses_last. 24876 (catch_clauses_last): New define. 24877 24878 * Makefile.in (tree.o): Depend on HASHTAB_H. 24879 * tree.c: Include hashtab.h. 24880 (struct type_hash): Remove next field. 24881 (TYPE_HASH_SIZE): Remove. 24882 (TYPE_HASH_INITIAL_SIZE): New define. 24883 (type_hash_table): Change type to htab_t. 24884 (type_hash_eq, type_hash_hash, print_type_hash_statistics, 24885 mark_hash_entry): New functions. 24886 (init_obstacks): Allocate type hash. 24887 (type_hash_lookup): Use htab functions. 24888 (type_hash_add, mark_type_hash): Likewise. 24889 (dump_tree_statistics): Call print_type_hash_statistics. 24890 248912000-03-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 24892 24893 * rs6000/t-aix41: New file. 24894 24895 * configure.in ({rs6000,powerpc}-ibm-aix4.[12]*): Use it. 24896 24897Sun Mar 19 13:27:30 2000 Hans-Peter Nilsson <hp@axis.com> 24898 24899 * tm.texi (Driver): Fix typos and tweak entry for 24900 INCLUDE_DEFAULTS. 24901 Move misplaced STRUCT_FORCE_BLK entry ... 24902 (Storage Layout): ... to here. 24903 (Run-time Target): Recommend having TARGET_MASK_... helper macros. 24904 249052000-03-19 Richard Henderson <rth@cygnus.com> 24906 24907 * flow.c (delete_block): Delete the addr_vec along with the block. 24908 (flow_delete_insn): Decrement LABEL_NUSES when deleting insns that 24909 reference labels. 24910 24911 * fold-const.c (extract_muldiv): Apply type check for defined 24912 overflow to multiply as well as divide. 24913 24914 * stor-layout.c (layout_decl): Don't abort on any zero sized decl. 24915 249162000-03-18 Mark Mitchell <mark@codesourcery.com> 24917 24918 * emit-rtl.c (remove_unnecessary_notes): Check that all 24919 NOTE_INSN_BLOCK_BEG and NOTE_INSN_BLOCK_END notes have an 24920 associated NOTE_BLOCK. 24921 * function.h (identify_blocks): Update comments. 24922 (reorder_blocks): Declare. 24923 * function.c (identify_blocks): Don't take paramters. 24924 (reorder_blocks): Don't take parameters. 24925 * loop.h (find_loop_tree_blocks): Remove. 24926 (unroll_block_trees): Likewise. 24927 * loop.c (loop_optimize): Don't call find_loop_tree_blocks. Use 24928 reorder_blocks instead of unroll_block_trees.h 24929 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Likewise. 24930 * stmt.c (find_loop_tree_blocks): Remove. 24931 (unroll_block_trees): Likewise. 24932 * toplev.c (rest_of_compilation): Don't call find_loop_tree_blocks 24933 in whole-function mode. 24934 * tree.h (reorder_blocks): Remove declaration. 24935 24936 * expr.c: Include intl.h. 24937 * Makefile.in (expr.o): Depend on intl.h. 24938 249392000-03-18 Richard Henderson <rth@cygnus.com> 24940 24941 * expr.c (emit_move_insn_1): Clarify cannot_inline message. 24942 249432000-03-18 Mark Mitchell <mark@codesourcery.com> 24944 24945 * tree.h (tree_index): Remove enumerals for integer types. 24946 (integer_type_kind): New type. 24947 (integer_types): New variable. 24948 (char_type_node): Adjust. 24949 (signed_char_type_node): Likewise. 24950 (unsigned_char_type_node): Likewise. 24951 (short_integer_type_node): Likewise. 24952 (short_unsigned_type_node): Likewise. 24953 (integer_type_node): Likewise. 24954 (unsigned_type_node): Likewise. 24955 (long_integer_type_node): Likewise. 24956 (long_unsigned_type_node): Likewise. 24957 (long_long_integer_type_node): Likewise. 24958 (long_long_unsigned_type_node): Likewise. 24959 * tree.c (integer_types): New variable. 24960 (init_obstacks): Register it as a root. 24961 24962Sat Mar 18 14:38:00 2000 Jason Eckhardt <jle@cygnus.com> 24963 24964 * bb-reorder.c (reorder_basic_blocks): Update PREV_INSN as well as 24965 NEXT_INSN. Update last insn in chain. 24966 249672000-03-17 Jason Merrill <jason@casey.cygnus.com> 24968 24969 * dwarf2out.c (dwarf2out_decl): Don't emit anything for types 24970 with TYPE_DECL_SUPPRESS_DEBUG set. 24971 249722000-03-18 Richard Henderson <rth@cygnus.com> 24973 24974 * flow.c (make_edges): Use INTVAL to access REG_EH_REGION value. 24975 249762000-03-18 Richard Henderson <rth@cygnus.com> 24977 24978 * i386.c (call_insn_operand): Always allow SYMBOL_REF, 24979 care for HALF_PIC_P. 24980 (expander_call_insn_operand): Remove. 24981 (ix86_expand_epilogue): New arg `emit_return' to control return insn. 24982 * i386.h (PREDICATE_CODES): Update. 24983 * i386.md (all call expanders): Remove predicates, remove special 24984 handling for half-pic. 24985 (*call_1, *call_value_1): Handle SIBLING_CALL_P insns. 24986 (*call_pop_pic2, *call_pic2, *call_value_pop_2, *call_value_2): Remove. 24987 (sibcall_epilogue): New. 24988 249892000-03-17 Richard Henderson <rth@cygnus.com> 24990 24991 * rtlanal.c (single_set): Reject if the parallel has anything 24992 except SET or USE or CLOBBER. 24993 249942000-03-17 Jeff Law <law@cygnus.com> 24995 Richard Henderson <rth@cygnus.com> 24996 24997 * Makefile.in (OBJS): Add sibcall.o. 24998 (sibcall.o): New. 24999 * sibcall.c: New file. 25000 * calls.c (FUNCTION_OK_FOR_SIBCALL): Provide default. 25001 (ECF_IS_CONST, ECF_NOTHROW, ECF_SIBCALL): New. 25002 (emit_call_1): Replace `is_const' and `nothrow' with `ecf_flags'. 25003 Emit sibcall patterns when requested. Update all callers. 25004 (expand_call): Generate CALL_PLACEHOLDER insns when tail call 25005 elimination seems feasable. 25006 * final.c (leaf_function_p): Sibling calls don't discount being 25007 a leaf function. 25008 * flow.c (HAVE_sibcall_epilogue): Provide default. 25009 (find_basic_blocks_1): Sibling calls don't throw. 25010 (make_edges): Make edge from sibling call to EXIT. 25011 (propagate_block): Don't remove sibcall_epilogue insns. 25012 * function.c (prologue, epilogue): Turn into varrays. Update all uses. 25013 (sibcall_epilogue): New. 25014 (fixup_var_refs): Scan CALL_PLACEHOLDER sub-sequences. 25015 (identify_blocks_1): Likewise. Break out from ... 25016 (identify_blocks): ... here. 25017 (reorder_blocks_1): Scan CALL_PLACEHOLDER. Break out from ... 25018 (reorder_blocks): ... here. 25019 (init_function_for_compilation): Zap prologue/epilogue as varrays. 25020 (record_insns): Extend a varray instead of mallocing new memory. 25021 (contains): Read a varray not array of ints. 25022 (sibcall_epilogue_contains): New. 25023 (thread_prologue_and_epilogue_insns): Emit and record 25024 sibcall_epilogue patterns. 25025 (init_function_once): Allocate prologue/epilogue varrays. 25026 * genflags.c (gen_insn): Treat sibcall patterns as calls. 25027 * integrate.c (save_parm_insns): Recurse on CALL_PLACEHOLDER patterns. 25028 Broken out from ... 25029 (save_for_inline_nocopy): ... here. 25030 (copy_insn_list): Recurse on CALL_PLACEHOLDER patterns. 25031 Broken out from ... 25032 (expand_inline_function): ... here. 25033 (copy_rtx_and_substitute): Handle NOTE_INSN_DELETED_LABEL. 25034 (subst_constants): Handle 'n' formats. 25035 * jump.c (jump_optimize_minimal): New. 25036 (jump_optimize_1): New arg `minimal'; update callers. Elide most 25037 optimizations if it's set. 25038 * rtl.c (copy_rtx): Do copy jump & call for insns. 25039 * rtl.h (struct rtx_def): Document use of jump and call for insns. 25040 (SIBLING_CALL_P): New. 25041 (sibcall_use_t): New. 25042 * toplev.c (rest_of_compilation): Do init_EXPR_INSN_LIST_cache earlier. 25043 Invoke optimize_sibling_and_tail_recursive_calls. 25044 * tree.c (lang_safe_for_unsave): New. 25045 (safe_for_unsave): New. 25046 * tree.h (lang_safe_for_unsave, safe_for_unsave): Declare. 25047 25048 * alpha.h (FUNCTION_OK_FOR_SIBCALL): New. 25049 * alpha.md (sibcall, sibcall_value, sibcall_epilogue): New. 25050 (*sibcall_osf_1, *sibcall_value_osf_1): New. 25051 250522000-03-17 Mark Mitchell <mark@codesourcery.com> 25053 25054 * objc/objc-act.c (encode_method_prototype): Pass types, not 25055 PARM_DECLs, to int_size_in_bytes. 25056 25057Fri Mar 17 11:51:34 2000 Jim Wilson <wilson@cygnus.com> 25058 25059 * config/ia64/ia64.md (mix4right_3op): Swap %1 and %2 in template. 25060 25061 * config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h, 25062 config/ia64/ia64.md, config/ia64/xm-ia64.h: Fix copyrights again. 25063 25064Fri Mar 17 08:09:14 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 25065 25066 * Clean up usages of TREE_INT_CST_LOW. 25067 * c-parse.in (RESTORE_WARN_FLAGS): Use tree_low_cst. 25068 * c-parse.y, c-parse.c, objc/objc-parse.y, objc/objc-parse.c: 25069 Regenerated. 25070 * c-tree.h (min_precision): Move declaration to here. 25071 * c-typeck.c (build_binary_op): Use host_integerp and tree_low_cst. 25072 (build_unary_op, add_pending_init): Use bit_position. 25073 (pending_init_member, process_init_element): Likewise. 25074 (really_start_incremental_init, push_init_level, pop_init_level): 25075 Don't make copies of nodes or modify them in place, use consistent 25076 types when tracking positions, and use tree routines computations. 25077 (set_init_index, output_init_element): Likewise. 25078 (output_pending_init_elements, process_init_element): Likewise. 25079 * dbxout.c (dbxout_type_fields): Use bit_position, host_integerp, 25080 tree_low_cst and int_bit_position; also minor cleanup. 25081 (dbxout_type_method_1, dbxout_range_type, dbxout_type): Likewise. 25082 (print_cst_octal): Precision is unsigned. 25083 (dbxout_symbol): Ensure DECL_INITIAL is in-range and use tree_low_cst. 25084 * dwarf2out.c (ceiling): Input and output are unsigned HOST_WIDE_INT. 25085 (simple_type_align_in_bits): Result is unsigned int. 25086 Use tree_int_low_cst and host_integerp. 25087 (simple_type_size_in_bits): Result is unsigned HOST_WIDE_INT. 25088 (field_byte_offset): Result is HOST_WIDE_INT. 25089 Change types of internal variables so alignments are unsigned int, 25090 offsets are HOST_WIDE_INT and sizes are unsigned HOST_WIDE_INT. 25091 Use host_integerp, tree_low_cst, and int_bit_position. 25092 (add_bit_offset_attribute): Likewise. 25093 (add_data_member_location_attribute): Use tree_cst_low. 25094 (add_bound_info): Use host_integerp, integer_zerop, and integer_onep. 25095 (add_bit_size_attribute): Use tree_low_cst. 25096 (add_pure_or_virtual_attribute, gen_enumeration_type_die): Likewise. 25097 * dwarfout.c: Similar changes to dwarf2out.c. 25098 * expr.c (expand_expr, case ARRAY_REF): Remove redundant code. 25099 * genoutput.c (n_occurrences): Return -1 for null string. 25100 (strip_whitespace): Accept null string and make into function. 25101 (scan_operands): Reflect above changes. 25102 * sdbout.c (plain_type_1): Use host_integerp and tree_low_cst. 25103 (sdbout_field_types, sdbout_one_type): Likewise; also use bit_position. 25104 * ssa.c (rename_registers): Add missing cast of arg to bzero. 25105 * tree.c (int_size_in_bytes): Check for too big to represent. 25106 (bit_position, int_bit_position, host_integerp, tree_low_cst): New fns. 25107 * tree.h (host_integerp, tree_low_cst, bit_position, int_bit_position): 25108 New declarations. 25109 (min_precision): Delete from here. 25110 * varasm.c (decode_addr_const): Use host_integerp, bit_position, 25111 and int_bit_position. 25112 * objc/objc-act.c (encode_method_prototype): Sizes are HOST_WIDE_INT. 25113 (encode_method_def): Likewise. 25114 (build_ivar_list_initializer): Use int_bit_position. 25115 (generate_shared_structures): Convert size. 25116 (encode_type, encode_complete_bitfield): Use integer_zerop. 25117 (encode_bitfield): Use tree_low_cst and int_bit_position. 25118 251192000-03-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 25120 25121 * config/c4x/c4x.h (CPP_SPEC): Fix typo. 25122 251232000-03-17 Martin v. Löwis <loewis@informatik.hu-berlin.de> 25124 25125 * call.c (special_function_p): It is only malloc if it returns 25126 Pmode. 25127 251282000-03-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 25129 25130 * config/c4x/c4x.h (ASM_SPEC, CPP_SPEC, LINK_SPEC): Support C33. 25131 (C33_FLAG, TARGET_C3X): Add macros. 25132 (TARGET_SWITCHES): Add -m33 option. 25133 * config/c4x/c4x.c (c4x_override_options): Test for TARGET_C33. 25134 251352000-03-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 25136 25137 * config/c4x/c4x.h (PARALLEL_INSN_FLAG): Add. 25138 (PARALLEL_PACK_FLAG): Delete. 25139 (TARGET_SWITCHES): Update. 25140 (TARGET_PARALLEL): Use PARALLEL_INSN_FLAG. 25141 25142Thu Mar 16 18:52:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 25143 25144 * fold-const.c (fold): Fix a few cases when the returned result 25145 is not of the same type as the input. 25146 251472000-03-16 Nick Clifton <nickc@cygnus.com> 25148 25149 * config/arm/arm.h (ASM_OUTPUT_MI_THUNK): Fix compile time 25150 warning. 25151 251522000-03-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 25153 25154 * libgcc2.h: Move prototypes above macros with the same name. 25155 Wrap some function prototypes in the conditional which indicates 25156 whether they are supported, i.e. "BITS_PER_UNIT == 8". 25157 251582000-03-16 Richard Henderson <rth@cygnus.com> 25159 25160 * calls.c: Revert last two changes. 25161 251622000-03-16 Bernd Schmidt <bernds@cygnus.co.uk> 25163 25164 * fp-bit.c (_unpack_d): If NO_DENORMALS is defined, anything that 25165 has exponent 0 is a zero. 25166 25167 * simplify-rtx.c (hash_rtx, case MEM/REG): Take into account that 25168 HASH may already be nonzero. Add code/mode into hash value 25169 immediately after repeat label. 25170 (cselib_lookup): Don't leave the hash table in an inconsistent 25171 state before a hash lookup operation. 25172 25173Thu Mar 16 17:03:10 MET 2000 Jan Hubicka <jh@suse.cz> 25174 25175 * i386.md (all HI and QI mode non-move patterns): Conditionize 25176 by TARGET_[HQ]IMODE_MATH. 25177 * i386.h (x86_himode_math, x86_qimode_math, x86_promote_hi_regs, 25178 x86_promote_qi_regs): Declare. 25179 (TARGET_HIMODE_MATH, TARGET_QIMODE_MATH, TARGET_PROMOTE_HI_REGS, 25180 TARGET_PROMOTE_QI_REGS): New macros. 25181 (PROMOTE_MODE): New macro. 25182 * i386.c (x86_himode_math, x86_qimode_math, x86_promote_hi_regs, 25183 x86_promote_qi_regs): New global variables. 25184 25185Thu Mar 16 16:50:44 MET 2000 Jan Hubicka <jh@suse.cz> 25186 25187 * calls.c (emit_library_call_value_1): Break out from ...; handle 25188 VOIDmode function calls too. 25189 (emit_library_call_value): ... here. 25190 (emit_library_call): Implement by calling emit_library_call_value_1. 25191 25192Thu Mar 16 16:01:30 MET 2000 Jan Hubicka <jh@suse.cz> 25193 25194 * calls.c (expand_call): Do sanity checking on arg_space_so_far. 25195 Update arg_space_so_far on stack adjustments. 25196 (emit_library_call, emit_library_call_value): Likewise; take into 25197 account arg_space_so_far and pending_stack_adjust when calculcating 25198 the boundary. 25199 25200Thu Mar 16 09:02:19 2000 Jason Eckhardt <jle@cygnus.com> 25201 25202 * flow.c: Move all basic block reordering code into its own file. 25203 (create_basic_block): Externalize. 25204 * bb-reorder.c: New file. Copy all basic block reordering code from 25205 flow.c to this file. 25206 (reorder_basic_blocks): Fix fencepost error in for-loop. 25207 (reorder_basic_blocks): Remove braces from single statement for-loops. 25208 * basic-block.h: Add declaration for create_basic_block. 25209 * Makefile.in: Add rules for bb-reorder.o. 25210 252112000-03-16 Neil Booth <NeilB@earthling.net> 25212 25213 * cppinit.c (handle_option): Implement #unassert directive 25214 as -A- command line option. 25215 (print_help): Update. 25216 * cpptexi.c: Update. 25217 25218Thu Mar 16 02:14:16 2000 Hans-Peter Nilsson <hp@bitrange.com> 25219 25220 * md.texi (Standard Names): Document `jump'. 25221 252222000-03-15 Jason Merrill <jason@casey.cygnus.com> 25223 25224 * calls.c (emit_call_1): Nothrow functions can still have nonlocal 25225 gotos. 25226 252272000-03-15 Geoff Keating <geoffk@cygnus.com> 25228 25229 Merge changes from newppc-branch onto trunk. 25230 25231 2000-03-15 Geoff Keating <geoffk@cygnus.com> 25232 25233 * rs6000.c (toc_hash_table): Update for new hash table functions. 25234 (toc_hash_function): Likewise. 25235 (toc_hash_eq): Likewise. 25236 (toc_hash_mark_entry): Likewise. 25237 (toc_hash_mark_table): Likewise. 25238 (output_toc): Likewise. 25239 (rs6000_add_gc_roots): Likewise. 25240 25241 2000-03-15 Alexandre Oliva <oliva@lsd.ic.unicamp.br> 25242 25243 * t-aix43 (AR_FOR_TARGET): Deleted. Moved `-X32_64'... 25244 (AR_FLAGS_FOR_TARGET): here. New macro. 25245 25246 2000-03-05 Clinton Popetz <cpopetz@cygnus.com> 25247 25248 * config/rs6000/rs6000.c (rs6000_fpmem_offset, rs6000_fpmem_size, 25249 fpmem_operand) Delete. 25250 (xer_operand) New. 25251 (rs6000_reg_names, alt_reg_names): Change fpmem to xer. 25252 (machine_function): Remove fpmem_size, fpmem_offset, save_toc_p. 25253 (rs6000_save_machine_status, rs6000_restore_machine_status, 25254 rs6000_init_expanders, rs6000_stack_info, debug_stack_info): Remove 25255 references to above variables. 25256 (gpc_reg_operand): Use XER_REGNO_P instead of FPMEM_REGNO_P. 25257 * config/rs6000/rs6000.h (REG_ALLOC_ORDER, REGISTER_NAMES, 25258 DEBUG_REGISTER_NAMES): Chagne fpmem to xer. 25259 (FPMEM_REGNO_P, FPMEM_REGNUM): Delete. 25260 (XER_REGNO_P, XER_REGNO): New. 25261 (rs6000_stack): Remove fpmem_p, fpmem_offset, fpmem_size. 25262 (PREDICATE_CODES): Change fpmem_operand to xer_operand. 25263 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Change FPMEM_REGNO_P to 25264 XER_REGNO_P. 25265 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS, 25266 REG_CLASS_FROM_LETTER, CLASS_MAX_NREGS): Change FPMEM_REGS to XER_REGS, and remove FLOAT_OR_FPMEM_REGS. 25267 (CLASS_CANNOT_CHANGE_SIZE): Change to FLOAT_REGS. 25268 25269 2000-02-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 25270 25271 * aix.h (FP_SAVE_INLINE, ASM_OUTPUT_INTERNAL_LABEL_PREFIX, 25272 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Move here... 25273 * rs6000.h: from here. 25274 25275 * rs6000-protos.h (rs6000_select_section): Provide prototype. 25276 (rs6000_select_rtx_section): Likewise. 25277 (rs6000_encode_section_info): Likewise. 25278 (sdata_section): Likewise. 25279 (sdata2_section): Likewise. 25280 (sbss_section): Likewise. 25281 * sysv4.h (rs6000_select_section): Delete prototype. 25282 (rs6000_select_rtx_section): Likewise. 25283 (rs6000_encode_section_info): Likewise. 25284 (sdata_section): Likewise. 25285 (sdata2_section): Likewise. 25286 (sbss_section): Likewise. 25287 (REG_SAVE_AREA): Delete definition duplicated in rs6000.h. 25288 25289 * sysv4.h: Delete various unnecessary #undef's and put a comment 25290 on the remaining ones. 25291 Change various comments according to coding standard. 25292 25293 2000-02-29 Clinton Popetz <cpopetz@cygnus.com> 25294 25295 * config/rs6000/rs6000.h (MQ_REGNO, CR0_REGNO, CR1_REGNO, CR2_REGNO, 25296 CR3_REGNO, CR4_REGNO, MAX_CR_REGNO): Define. 25297 (CR0_REGNO_P) Remove. 25298 * config/rs6000/rs6000.c (gpc_reg_operand, and64_operand, and_operand, 25299 setup_incoming_varargs, mtcrf_operation, print_operand, 25300 rs6000_stack_info, rs6000_emit_prologue, rs6000_emit_epilogue): 25301 Use the above macros. 25302 25303 2000-02-24 Clinton Popetz <cpopetz@cygnus.com> 25304 25305 * config/rs6000/rs6000.md: Added a new alternative for each 25306 pattern that had a 'x' alternative but no 'y' alternative. 25307 Added a new split for each of the above patterns. 25308 25309 2000-02-18 Geoff Keating <geoffk@cygnus.com> 25310 25311 * aix41.h (ASM_CPU_SPEC): Delete. 25312 (CPP_CPU_SPEC): Delete. 25313 25314 * aix.h (RS6000_OUTPUT_BASENAME): Define. 25315 (ASM_OUTPUT_LABEL): Define. 25316 (ASM_GLOBALIZE_LABEL): Define. 25317 (STRIP_NAME_ENCODING): Define. 25318 * rs6000.h (RS6000_OUTPUT_BASENAME): Don't define. 25319 (STRIP_NAME_ENCODING): Don't define. 25320 (ASM_OUTPUT_LABEL): Don't define. 25321 (ASM_GLOBALIZE_LABEL): Don't define. 25322 * sysv4.h (ASM_DECLARE_FUNCTION_NAME): Use assemble_name to output 25323 names, and ASM_OUTPUT_LABEL to output labels, rather than 25324 asm_fprintf. 25325 (ASM_OUTPUT_LABEL): Define. 25326 (ASM_OUTPUT_INT): Use assemble_name. 25327 (ASM_OUTPUT_DWARF_ADDR): Use assemble_name. 25328 (STRIP_NAME_ENCODING): Don't undefine first. 25329 (RS6000_OUTPUT_BASENAME): Make equivalent to assemble_name for 25330 ELF. 25331 (ASM_OUTPUT_LABELREF): Don't prepend underscores to labels 25332 specified with 'asm' even with -fleading-underscore. 25333 * rs6000.c (print_operand): Use assemble_name when !TARGET_AIX. 25334 (output_epilog): Likewise. 25335 (output_toc): Likewise. 25336 * tramp.asm: Handle -fleading-underscore correctly. 25337 25338 * rs6000.md (builtin_setjmp_receiver): Also run for -fPIC and 25339 -mminimal-toc. 25340 (nonlocal_goto_receiver): Delete. 25341 * rs6000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Delete. 25342 25343 * rs6000.h (ASM_OUTPUT_DEF): Don't define. 25344 (SET_ASM_OP): Define. 25345 * sysv4.h (ASM_OUTPUT_DEF): Don't undefine. 25346 25347 * rs6000.h (ASM_OUTPUT_ADDR_VEC_ELT): Don't define. 25348 (ASM_LONG): Define. 25349 25350 * rs6000.c (rs6000_dll_import_ref): Delete, not used. 25351 * rs6000-protos.h (rs6000_dll_import_ref): Delete. 25352 25353 * rs6000.h: Add 'u' to more constants. 25354 25355 2000-02-18 David Edelsohn <edelsohn@gnu.org> 25356 25357 * rs6000.md (mfcr+shift): Delete PowerPC64 version. 25358 25359 2000-02-15 David Edelsohn <edelsohn@gnu.org> 25360 25361 * rs6000.c (reg_or_u_cint_operand): New function. 25362 (logical_operand): Handle 64-bit hosts. 25363 (logical_u_operand): New function. 25364 (non_logical_cint_operand): Handle 64-bit hosts. 25365 (non_logical_u_cint_operand): New function. 25366 * rs6000.h (DATA_SECTION_ASM_OP): Add tab. 25367 (PREDICATE_CODES): Define new functions. 25368 * rs6000-protos.h: Declare new functions. 25369 * rs6000.md (iordi3, xordi3): Constant int must be unsigned 32-bits. 25370 (movdi_64): Bracket code intended for 64-bit hosts. Create 25371 CONST_DOUBLE for 32-bit values. 25372 (scc insns): Generate DImode compares. 25373 (mfcr insns): Create DImode versions. 25374 (sge matchers): New patterns. 25375 25376 2000-02-15 Gabriel Paubert <paubert@iram.es> 25377 25378 * rs6000.md: Correct instructions length attributes and 25379 constraints on unsigned compare instructions. 25380 (*ne0): Disable for PowerPC64. 25381 25382 2000-02-11 Geoff Keating <geoffk@cygnus.com> 25383 25384 * rs6000.c (output_function_profiler): Use .long for a 32-bit 25385 quantity, fix profile1.C test failure under -fPIC. 25386 25387 * rs6000.c: Add 'u' to many constants to suppress warnings. 25388 (constant_pool_expr_1): Make static. 25389 (rs6000_emit_eh_toc_restore): Remove unused 'r2'. 25390 * rs6000.h: Add 'u' to many constants to suppress warnings. 25391 25392 * rs6000.c (rs6000_emit_load_toc_table): Use LCTOC..1 under AIX 25393 for the start of the TOC, instead of LCTOC..0. 25394 * aix.h (toc_section): Use LCTOC..1 under AIX for the start 25395 of the TOC. 25396 * rs6000.md (load_toc_aix_si): Use LCTOC..1. 25397 (load_toc_aix_di): Use LCTOC..1. 25398 25399 * rs6000.h (LEGITIMIZE_ADDRESS): Turn into a function. 25400 * rs6000.c (rs6000_legitimize_address): New function from 25401 LEGITIMIZE_ADDRESS. Only use create_TOC_reference on 25402 symbols in the constant pool that really are TOC references. 25403 (print_operand_address): For ELF, write TOC offsets under 25404 -fPIC as subtractions in the insn. 25405 (output_toc): For ELF, define symbols in TOC as normal labels, 25406 to match RTL. 25407 (create_TOC_reference): Use gen_rtx_PLUS rather than gen_rtx. 25408 * rs6000-protos.h (rs6000_legitimize_address): Prototype. 25409 (create_TOC_reference): Prototype only when RTX_CODE is defined. 25410 * rs6000.md (movsi): Only use create_TOC_reference on 25411 symbols in the constant pool that really are TOC references. 25412 25413 * rs6000.h (MACHINE_DEPENDENT_REORG): Don't define. 25414 * rs6000.c (rs6000_reorg): Delete. 25415 * rs6000-protos.h (rs6000_reorg): Delete. 25416 25417 2000-02-09 Geoff Keating <geoffk@cygnus.com> 25418 25419 * rs6000.h (INCOMING_RETURN_ADDR_RTX): New macro. 25420 25421 * aix.h (SETUP_FRAME_ADDRESSES): Define. 25422 * rs6000.c [TARGET_AIX] (insn_after_throw): New static variable. 25423 [TARGET_AIX] (rs6000_aix_emit_builtin_unwind_init): New function. 25424 [TARGET_AIX] (rs6000_emit_eh_toc_restore): New function. 25425 * rs6000-protos.h: Prototype rs6000_emit_eh_toc_restore, 25426 rs6000_aix_emit_builtin_unwind_init. 25427 * rs6000.md (eh_epilogue) [TARGET_AIX]: Call 25428 rs6000_emit_eh_toc_restore on AIX. 25429 (return_eh_si): Use r2. 25430 (return_eh_di): Use r2. 25431 25432 * aix43.h: Turn on HAS_INIT_SECTION and LD_INIT_SWITCH, 25433 since we're breaking binary compatibility anyway. 25434 25435 2000-02-09 Clinton Popetz <cpopetz@cygnus.com> 25436 25437 * config/rs6000/rs6000-protos.h: (get_TOC_alias_set, uses_TOC, 25438 constant_pool_expr_p): Declare them. 25439 (constant_pool_expr_p): Declare it. 25440 * config/rs6000/rs6000.c (toc_label_name): Define. 25441 (rs6000_override_options): Set toc_label_name. 25442 (input_operand): Allow any TOC_RELATIVE_EXPR_P. 25443 (get_TOC_alias_set, constant_pool_expr_p, constant_pool_expr_1, 25444 uses_TOC): New functions. 25445 (print_operand): Delete old '*' case. 25446 (print_operand_address): Use LEGITIMATE_CONSTANT_POOL_ADDRESS_P, 25447 and strip off rtl for TOC before calling output_addr_const. 25448 (rs6000_emit_load_toc_table): Use toc_label_name. 25449 * config/rs6000/rs6000.h (TARGET_SWITCHES): Make msched-prolog 25450 the default. 25451 (LEGITIMATE_CONSTANT_POOL_BASE_P): Delete. 25452 (CONSTANT_POOL_EXPR_P, TOC_RELATIVE_EXPR_P): New macros. 25453 (LEGITIMATE_CONSTANT_POOL_ADDRESS_P): Use CONSTANT_POOL_EXPR_P. 25454 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Turn symbol_refs 25455 into explicit TOC_REGISTER offsets. 25456 (TOC_REGISTER): New macro. 25457 * config/rs6000/rs6000.md (movsi, movdi): Emit rtl under 25458 TARGET_TOC to reference TOC_REGISTER. 25459 (load_toc_v4_PIC_1b): Add 4 to offset for toc reload. 25460 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Call 25461 uses_TOC before emitting label references. 25462 25463 2000-02-05 Geoff Keating <geoffk@cygnus.com> 25464 25465 * rs6000.md (stack_tie): Fix warning. 25466 25467 * eabi-ctors.c: Use 'asm' names for the start/end variables, 25468 to handle -fleading-underscore. 25469 * sysv4.h (ASM_DECLARE_FUNCTION_NAME): Use asm_fprintf and %U. 25470 (USER_LABEL_PREFIX): New macro. 25471 (ASM_OUTPUT_INTERNAL_LABEL_PREFIX): Use asm_fprintf and %L. 25472 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U. 25473 * t-ppccomm (MULTILIB_MATCHES_SYSV): Note that call-sysv and 25474 call-linux can use the same multilibs. 25475 * t-ppcgas (MULTILIB_OPTIONS): Don't need to have separate call-sysv 25476 and call-linux multilibs. Do multilib with -fleading-underscore. 25477 (MULTILIB_DIRNAMES): Follow MULTILIB_OPTIONS change. 25478 (MULTILIB_EXCEPTIONS): Remove call-linux exceptions. Add restrictions 25479 to call-aix. 25480 25481 * sysv4.h (CPP_SYSV_SPEC): Define _SOFT_FLOAT for all those CPUs that 25482 have MASK_SOFT_FLOAT set. 25483 (CPP_FLOAT_DEFAULT_SPEC): New macro. 25484 (SUBTARGET_EXTRA_SPECS): Set `cpp_float_default' to the value of 25485 CPP_FLOAT_DEFAULT_SPEC. 25486 25487 * rs6000.c (ccr_bit): Add some consistency checks and a variable 'reg'. 25488 * rs6000.md: Whitespace change. 25489 * sysv4.h (LINK_TARGET_SPEC): Whitespace change. 25490 * sysv4le.h (LINK_TARGET_SPEC): Whitespace change. 25491 25492 2000-02-05 Geoff Keating <geoffk@cygnus.com> 25493 25494 * rs6000.md (eh_epilogue): New expander. 25495 (eh_reg_restore): New expand/split/insn combination. 25496 (return_eh_si): New insn. 25497 (return_eh_di): New insn. 25498 25499 * eabi-ci.asm: Put a label at the start of the .eh_frame section. 25500 * eabi-cn.asm: Put a zero at the end of the .eh_frame section. 25501 * eabi-ctors.c (__do_global_ctors): Register this object's 25502 frame. Clean up. Call atexit() after the constructors. 25503 (__do_global_dtors): Deregister this object's frame. Clean up. 25504 Allow for recursive calls to exit(). 25505 * rs6000.c (fixuplabelno): New variable. 25506 * sysv4.h (ASM_OUTPUT_INT): Don't do .fixup if not 25507 TARGET_RELOCATABLE, it slows down exec() under linux. 25508 (ASM_OUTPUT_DWARF_ADDR): Do .fixup if TARGET_RELOCATABLE. 25509 25510 * aix.h (ASM_OUTPUT_DWARF_ADDR_VAR): New macro. 25511 (ASM_OUTPUT_DWARF_DELTA_VAR): New macro. 25512 (ASM_OUTPUT_DWARF_DELTA2): New macro. 25513 (ASM_OUTPUT_DWARF_DELTA4): New macro. 25514 (ASM_OUTPUT_DWARF_ADDR_DELTA): New macro. 25515 (ASM_OUTPUT_DWARF_ADDR): New macro. 25516 (ASM_OUTPUT_DWARF_DATA4): New macro. 25517 (ASM_OUTPUT_DWARF_DATA2): New macro. 25518 (ASM_OUTPUT_DWARF_OFFSET4): New macro. 25519 (ASM_OUTPUT_DWARF_OFFSET): New macro. 25520 (UNALIGNED_INT_ASM_OP): New macro, fake definition. 25521 25522 2000-02-03 Geoff Keating <geoffk@cygnus.com> 25523 25524 * rs6000.c (rs6000_sr_alias_set): New variable. 25525 (rs6000_override_options): Initialize rs6000_sr_alias_set. 25526 (rs6000_emit_stack_tie): New function. 25527 (rs6000_emit_allocate_stack): Specify RTX_FRAME_RELATED_P 25528 in a way that dwarf2out can understand. 25529 (rs6000_frame_related): New function. 25530 (rs6000_emit_prologue): Use rs6000_sr_alias_set. Specify 25531 RTX_FRAME_RELATED_P in a way that dwarf2out can understand. 25532 Use rs6000_emit_stack_tie when needed. 25533 (rs6000_emit_epilogue): Use rs6000_sr_alias_set. Don't set 25534 RTX_FRAME_RELATED_P. Use rs6000_emit_stack_tie when needed. 25535 * rs6000.md (stack_tie): New insn. 25536 (return_internal_si): Allow return value to be in the count 25537 register. 25538 (return_internal_di): Likewise. 25539 25540 * rs6000.c (output_mi_thunk): Remove unused variable `sp'. 25541 25542 2000-02-03 Geoff Keating <geoffk@cygnus.com> 25543 25544 * sysv4.h (LOCAL_LABEL_PREFIX): Define, for the use of dbxelf.h. 25545 25546 2000-01-31 Geoff Keating <geoffk@cygnus.com> 25547 25548 * rs6000.h (ASM_OUTPUT_DEF_FROM_DECLS): New macro. 25549 25550 * rs6000.md (stmw): Use the right POWER opcode. 25551 (lmw): Likewise. 25552 25553 2000-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 25554 25555 * rs6000-protos.h: New file. 25556 25557 * rs6000.c: Include tm_p.h. Fix compile time warnings. 25558 25559 * rs6000.h: Move prototypes to rs6000-protos.h. Fix compile time 25560 warnings. 25561 25562 * sysv4.h: Likewise. 25563 25564 2000-01-28 Geoff Keating <geoffk@cygnus.com> 25565 25566 * ../../configure.in: Delete powerpcle-*-winnt* 25567 and powerpcle-*-pe|powerpcle-*-cygwin*. 25568 * ../../configure: Regenerated. 25569 * cygwin.h: Delete. 25570 * rs6000.h (OBJECT_WINDOWS_NT): Delete. 25571 (TARGET_WINDOWS_NT): Delete. 25572 (ABI_NT): Delete. 25573 (CALL_NT_DLLIMPORT): Delete. 25574 Delete NT-specific code. 25575 * rs6000.md, rs6000.c, sysv4.h: Delete NT-specific code. 25576 * win-nt.h: Delete. 25577 * t-winnt: Delete. 25578 * nt-ci.asm: Delete. 25579 * nt-cn.asm: Delete. 25580 * ntstack.asm: Delete. 25581 25582 2000-01-27 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 25583 25584 * rs6000.h (SELECT_RTX_SECTION): Move to aix.h. 25585 (ASM_FILE_START): Likewise. 25586 (ASM_DECLARE_FUNCTION_NAME): Likewise. 25587 (ASM_OUTPUT_LABELREF): Likewise. 25588 (ASM_OUTPUT_SKIP): Likewise. 25589 (ASM_OUTPUT_INTERNAL_LABEL): Likewise. 25590 (ASM_GENERATE_INTERNAL_LABEL): Likewise. 25591 (ASM_OUTPUT_CASE_LABEL): Likewise. 25592 (ASM_OUTPUT_ALIGNED_COMMON): Likewise. 25593 (ASM_OUTPUT_ASCII): Likewise. 25594 25595 2000-01-27 Clinton Popetz <cpopetz@cygnus.com> 25596 25597 * rs6000.c (rs6000_emit_load_toc_table): Use "LCG" and 25598 reload_toc_labelno for non-prologue TOC reloads. Also, don't 25599 increment rs6000_pic_labelno here. 25600 (rs6000_emit_prologue): Pass TRUE to rs6000_emit_load_toc_table, 25601 and increment rs6000_pic_labelno here. 25602 25603 2000-01-24 Geoffrey Keating <geoffk@cygnus.com> 25604 25605 * rs6000.md (fctiwz): Use (set (reg) (unspec:DI [(fix:SI ...)])) 25606 rather than (set (subreg:SI (reg)) (fix:SI ...)) so that register 25607 allocation knows (reg) is dead before the insn. 25608 25609 2000-01-21 Geoff Keating <geoffk@cygnus.com> 25610 25611 * rs6000.md (movsi_to_cr): Correct typo in output template. 25612 25613 2000-01-19 Geoffrey Keating <geoffk@cygnus.com> 25614 25615 * rs6000.c (rs6000_pic_labelno): Always define. 25616 (rs6000_pic_func_labelno): Delete. 25617 (lmw_operation): Check for a zero base register, 25618 which doesn't mean what we want. 25619 (stmw_operation): New function. 25620 (print_operand): Define new 'l' modifier. 25621 (rs6000_stack_info): We must save all 64 bits of the registers 25622 if TARGET_POWERPC64. 25623 (rs6000_output_load_toc_table): Delete. 25624 (rs6000_emit_load_toc_table): New function. 25625 (rs6000_allocate_stack_space): Delete. 25626 (rs6000_emit_allocate_stack): New function. 25627 (rs6000_emit_prologue): New function. 25628 (output_prolog): Use rs6000_emit_prologue. 25629 (rs6000_emit_epilogue): Change a few variable names to be 25630 more accurate. Restore all 64 bits of the registers if 25631 TARGET_POWERPC64. Only restore the FP registers which were used 25632 if they are being saved/restored one-at-a-time. 25633 (output_mi_thunk): Delete inefficient code generation. 25634 (output_function_profiler): Don't use rs6000_output_load_toc_table. 25635 * rs6000.h: Declare rs6000_emit_load_toc_table, 25636 rs6000_allocate_stack_space, stmw_operation. Don't declare 25637 rs6000_output_load_toc_table. 25638 * rs6000.md (elf_high): Allow register 0, but discourage it 25639 heavily. 25640 (elf_low): Support loading into register 0. 25641 (load_toc_aix_si): New pattern. 25642 (load_toc_aix_di): New pattern. 25643 (load_toc_v4_pic_si): New pattern. 25644 (load_toc_v4_pic_di): New pattern. 25645 (load_toc_v4_PIC_1): New pattern. 25646 (load_toc_v4_PIC_1b): New pattern. 25647 (load_toc_v4_PIC_2): New pattern. 25648 (builtin_setjmp_receiver): Use rs6000_emit_load_toc_table. 25649 (nonlocal_goto_receiver): Use rs6000_emit_load_toc_table. 25650 (prologue): New expander. 25651 (movesi_from_cr): New pattern. 25652 (stmw): New pattern. 25653 (save_fpregs_si): New pattern. 25654 (save_fpregs_di): New pattern. 25655 25656 2000-01-19 Geoff Keating <geoffk@cygnus.com> 25657 25658 * rs6000.md (movsi): Don't use force_reg when no_new_pseudos. 25659 (movdi): Likewise. 25660 (movhi): Likewise. 25661 (movqi): Likewise. 25662 25663 2000-01-19 Geoff Keating <geoffk@cygnus.com> 25664 25665 * rs6000.md (movsi_got): 'unspec 8' returns a SImode result, 25666 at present. 25667 (movsi_got_internal): Likewise. 25668 (movsi_got_internal+1): Likewise. 25669 (set_sp): 'unspec 7' does a SImode clobber. 25670 25671 2000-01-19 Geoff Keating <geoffk@cygnus.com> 25672 25673 * rs6000.md (floatsidf2): Don't use the fpmem "register", just 25674 allocate a stack temporary. 25675 (floatsidf2_internal): Likewise. 25676 (floatsidf2_internal+1): Likewise. Don't do bizzare hacks 25677 with unspec. 25678 (floatunssidf2): Don't use the fpmem "register", just 25679 allocate a stack temporary. 25680 (floatunssidf2_internal): Likewise. 25681 (floatunssidf2_internal+1): Likewise. Don't do bizzare hacks 25682 with unspec. 25683 (floatsidf2_loadaddr): Delete. 25684 (floatsidf2_store1): Delete. 25685 (floatsidf2_store2): Delete. 25686 (floatsidf2_load): Delete. 25687 (fix_truncdfsi2): Don't use the fpmem "register", just 25688 allocate a stack temporary. 25689 (fix_truncdfsi2_internal_si): Delete. 25690 (fix_truncdfsi2_internal_di): Delete. 25691 (fix_truncdfsi2_internal): New insn. 25692 (fix_truncdfsi2_internal+1): Don't use the fpmem "register". 25693 (fix_truncdfsi2_store): Delete. 25694 (fix_truncdfsi2_load): Delete. 25695 (fctiwz): Produce gen_fctiwz. 25696 25697 2000-01-19 Geoffrey Keating <geoffk@cygnus.com> 25698 25699 * eabi.h (INVOKE__main): Define. 25700 * rs6000.c (rs6000_stack_info): Don't handle call to NAME__MAIN 25701 specially. 25702 (rs6000_emit_prologue): Likewise. 25703 * rs6000.h (struct rs6000_stack): Don't keep track of whether 25704 this is the main program. 25705 25706 2000-01-19 Geoff Keating <geoffk@cygnus.com> 25707 25708 * rs6000.c (rs6000_va_arg): Delete some unused variables. 25709 25710 2000-01-19 Geoff Keating <geoffk@cygnus.com> 25711 25712 * rs6000.c (rs6000_va_arg): On AIX, padding for small arguments 25713 goes after the argument. 25714 25715 2000-01-12 Geoff Keating <geoffk@cygnus.com> 25716 25717 * rs6000.md: Document 'unspec' values used. 25718 (epilogue): New expander. 25719 (movesi_to_cr_one): New expander. 25720 (movesi_to_cr and following): New pattern. 25721 (lmw): New pattern. 25722 (return_internal_si): New pattern. 25723 (return_internal_di): New pattern. 25724 (return_and_restore_fpregs_si): New pattern. 25725 (return_and_restore_fpregs_di): New pattern. 25726 * rs6000.h: Declare new functions. 25727 * rs6000.c (rs6000_stack_info): Use current_function_is_leaf 25728 rather than rs6000_calls_p. 25729 (rs6000_makes_calls): Delete. 25730 (lmw_operation): New function. 25731 (mtcrf_operation): New function. 25732 (rs6000_emit_epilogue): New function. 25733 (output_epilog): Call rs6000_emit_epilogue and final if 25734 !TARGET_SCHED_PROLOG, instead of writing text unconditionally. 25735 25736 2000-01-12 Geoff Keating <geoffk@cygnus.com> 25737 25738 * aix43.h (SUBSUBTARGET_SWITCHES): Document switches. 25739 * aix41.h (SUBSUBTARGET_SWITCHES): Document switches. 25740 * aix.h (SUBTARGET_SWITCHES): Document switches. 25741 * rs6000.h: (TARGET_SWITCHES): Don't print options twice. Make 25742 sched-prolog and sched-epilog the same. Document all the 25743 switches. 25744 (TARGET_OPTIONS): No longer allow -mdebug-. 25745 25746 2000-01-12 Geoff Keating <geoffk@cygnus.com> 25747 25748 * rs6000.h (ASM_FILE_END): Move to aix.h. 25749 (EXTRA_SECTIONS): Move to aix.h. 25750 (READONLY_DATA_SECTION): Move to aix.h. 25751 (EXTRA_SECTION_FUNCTIONS): Move to aix.h. 25752 (SELECT_SECTION): Move to aix.h. 25753 (JUMP_TABLES_IN_TEXT_SECTION): Move to aix.h. 25754 (INT_REGNO_P): Use symbolic name for ARG_POINTER_REGNUM. 25755 (LINK_REGISTER_REGNUM): New definition. 25756 (RETURN_ADDR_RTX): Use symbolic name for LINK_REGISTER_REGNUM. 25757 (SLOW_UNALIGNED_ACCESS): Define in a way suitable for both 25758 AIX and SVR4. 25759 * sysv4.h: Delete the code between the inclusion of rs6000.h 25760 and svr4.h. 25761 (DWARF_DEBUGGING_INFO): Don't define, it's defined in elfos.h. 25762 (FP_ARG_MAX_REG): Move generic definition to rs6000.h. 25763 (RS6000_REG_SAVE): Move generic definition to rs6000.h. 25764 (RS6000_SAVE_AREA): Move generic definition to rs6000.h. 25765 * rs6000.md (floatsidf2_loadaddr): The first arg here is Pmode. 25766 (fix_truncdfsi2_internal): Rename to fix_truncdfsi2_internal_si. 25767 (fix_truncdfsi2_internal_di): New pattern. 25768 (fix_truncdfsi2_store): The second arg here is Pmode too. 25769 (fix_truncdfsi2_load): The second arg here is Pmode too. 25770 (tablejumpdi): Now that switch tables hold only SImode values, 25771 gcc needs to know how to add them to the pc which is DImode. 25772 * rs6000.c (rs6000_stack_info): Use symbolic name for 25773 LINK_REGISTER_REGNUM. 25774 (output_mi_thunk) [!TARGET_ELF]: Don't define sp, it's not used. 25775 (output_toc): Delete unused variables s1 and s2. 25776 (output_ascii): Use fputs not fprintf on a variable string. 25777 25778 2000-01-07 David Edelsohn <edelsohn@gnu.org> 25779 25780 * rs6000.c (processor_target_table): Add power3 as alias for 630. 25781 * aix43.h: Revert Aug 2 change. 25782 (HAS_INIT_SECTION): Define, not visible yet. 25783 (LD_INIT_SWITCH): Define, not visible yet. 25784 * t-aix43 (MULTILIB_OPTIONS): Revert Aug 2 change. 25785 25786 2000-01-04 Joel Sherrill (joel@OARcorp.com> 25787 25788 * config/rs6000/rtems.h: Include config/rtems.h. 25789 25790 2000-01-04 David Edelsohn <edelsohn@gnu.org> 25791 25792 * rs6000.h (HANDLE_PRAGMA_PACK): Define. 25793 (SLOW_UNALIGNED_ACCESS): Define. 25794 (CASE_VECTOR_MODE): Always use 32-bit offsets. 25795 (ASM_FILE_END): Generate 64-bit symbol in 64-bit mode. 25796 (EXTRA_SECTOIN_FUNCTIONS): Indent .csect pseudo-op. 25797 (toc_section): Likewise and .toc pseudo-op. 25798 (ASM_DECLARE_FUNCTION): Likewise. Align text more strictly in 25799 64-bit mode. 25800 (TEXT_SECTION_ASM_OP): Likewise. 25801 (ASM_OUTPUT_ADD_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Always use 25802 32-bit offsets. 25803 25804 1999-12-17 Jakub Jelinek <jakub@redhat.com> 25805 25806 * config/rs6000/rs6000.h (TARGET_POWERPC64): Make sure 25807 UNITS_PER_WORD and BITS_PER_WORD are compile time constants when 25808 compiling libgcc2. 25809 25810 2000-01-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 25811 25812 * rs6000.h: Move more stuff from here... 25813 * aix.h: to here. 25814 * sysv4.h: Cleanup accordingly. 25815 * netware.h: Likewise 25816 25817 2000-01-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 25818 25819 * rs6000.h: Continue cleanup. 25820 * aix.h: Likewise. 25821 * lynx.h: Likewise. 25822 * netware.h: Likewise. 25823 * sol2.h: Likewise. 25824 * sysv4.h: Likewise. 25825 * win-nt.h: Likewise. 25826 25827 * rs6000.h (TARGET_SWITCHES): Add descriptions. 25828 (TARGET_OPTIONS): Likewise. 25829 25830 * sysv4.h (SUBTARGET_SWITCHES): Add descriptions. 25831 (SUBTARGET_OPTIONS): Likewise. 25832 25833 * rs6000.md: Fix compile time warnings. 25834 25835 2000-01-04 Geoff Keating <geoffk@cygnus.com> 25836 25837 vxworks patches from the Cygnus tree originally by 25838 Michael Meissner <meissner@cygnus.com> and Vladimir Makarov 25839 <vmakarov@cygnus.com>. 25840 * sysv4.h (SUBTARGET_SWITCHES): Add vxworks. 25841 (ENDFILE_SPEC): Likewise. 25842 (LIB_VXWORKS_SPEC): New macro. 25843 (STARTFILE_VXWORKS_SPEC): New macro. 25844 (ENDFILE_VXWORKS_SPEC): New macro. 25845 (LINK_START_VXWORKS_SPEC): New macro. 25846 (LINK_OS_VXWORKS_SPEC): New macro. 25847 (CPP_OS_VXWORKS_SPEC): New macro. 25848 (SUBTARGET_EXTRA_SPECS): Add all the vxworks specs. 25849 * vxppc.h: Rewrite to use proper configuration method. 25850 * vxppcle.h: New file. 25851 * ../../configure.in: Add powerpcle-wrs-vxworks*. 25852 * ../../configure: Rebuilt. 25853 25854 2000-01-04 Geoff Keating <geoffk@cygnus.com> 25855 25856 Lots of changes to rs6000.h, sysv4.h, aix.h, 25857 aix31.h, aix3newas.h, aix41.h, aix43.h, beos.h, 25858 with the aim that rs6000.h is the first header 25859 included and the others override it. 25860 * aix.h: New file. 25861 25862 * x-aix41-gld: Remove. 25863 * x-aix43: Remove. 25864 * x-aix41: Remove target-specific switches, and don't specify 25865 -Wl,-bbigtoc as we don't need it any more. 25866 * ../../configure.in: Use x-aix41 for ppc AIX 4.1 and above. 25867 Use t-aix43 for AIX 4.3 and above. 25868 * ../../configure: Regenerated. 25869 25870 * rs6000.h (TARGET_SWITCHES): Add some initial prolog-scheduling 25871 options, that don't do anything yet. 25872 (MASK_SCHED_PROLOG): New macro. 25873 (MASK_SCHED_EPILOG): New macro. 25874 (TARGET_SCHED_PROLOG): New macro. 25875 (TARGET_SCHED_EPILOG): New macro. 25876 25877 2000-01-04 Geoff Keating <geoffk@cygnus.com> 25878 25879 * rs6000.c: Correct comment, the `minimal' TOCs are actually 25880 one per translation unit, not one per function. 25881 (output_toc): Also do duplicate constant elimination 25882 for per-translation-unit TOCs. 25883 25884 * rs6000.md (nonlocal_goto_receiver): Put it back as before. Add 25885 a comment explaining _exactly_ when this pattern gets used. 25886 (builtin_setjmp_receiver): New pattern for better clarity. 25887 (init_v4_pic): Move it into a section dealing with TOC registers. 25888 25889 1999-12-30 Geoff Keating <geoffk@cygnus.com> 25890 25891 * rs6000.c (toc_hash_table): New variable. 25892 (rs6000_hash_constant): New function. 25893 (toc_hash_function): New function. 25894 (toc_hash_eq): New function. 25895 (toc_hash_mark_entry): New function. 25896 (toc_hash_mark_table): New function. 25897 (output_toc): Don't output duplicate TOC entries in 25898 a single file. 25899 (rs6000_add_gc_roots): Add the hash table as a GC root. 25900 * t-aix43: Move AR_FOR_TARGET and CLIB here from x-aix43, 25901 where they clearly shouldn't be. This may need to be fixed 25902 later when there is a GNU ar for AIX. 25903 * x-aix43: Don't define CLIB or AR_FOR_TARGET. 25904 Don't define BOOT_LDFLAGS as it is now not necessary. 25905 25906 1999-12-29 Geoff Keating <geoffk@cygnus.com> 25907 25908 * rs6000.c (rs6000_build_va_list): Use 'char *' rather than 'void *' 25909 for va_list on AIX. Use unsigned_char_type_node rather than 25910 constructing our own version on svr4. 25911 25912 1999-12-17 Geoff Keating <geoffk@cygnus.com> 25913 25914 * tramp.asm (__trampoline_size): Delete CYGNUS LOCAL comment, 25915 since patently it's not. 25916 25917 1999-12-08 Geoff Keating <geoffk@cygnus.com> 25918 25919 * config/rs6000/rs6000.md (nonlocal_goto_receiver): Turn into 25920 define_expand/define_insn pair, and handle restore of the 25921 SVR4 -fpic register. 25922 25923Wed Mar 15 15:43:38 2000 Jeffrey A Law (law@cygnus.com) 25924 25925 * acconfig.h (HAVE_GAS_WEAK): New define. 25926 * configure.in (assembler weak support): Check for .weak support. 25927 * config.in, configure: Rebuilt. 25928 * pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Only define if 25929 HAVE_GAS_WEAK is defined. 25930 259312000-03-15 Nick Clifton <nickc@cygnus.com> 25932 25933 * config/arm/arm.c (arm_output_epilogue): Do not pass %c to 25934 asm_fprintf(). 25935 259362000-03-15 Zack Weinberg <zack@wolery.cumb.org> 25937 25938 * cppfiles.c (open_include_file): New function. 25939 (find_include_file, cpp_read_file): Use it. 25940 259412000-03-15 Jason Merrill <jason@casey.cygnus.com> 25942 25943 * cpphash.c (dump_hash_helper): Take the slot, not the element. 25944 25945Wed Mar 15 14:28:54 2000 Jason Eckhardt <jle@cygnus.com> 25946 25947 * flow.c (verify_flow_info): Check for unconditional return. 25948 25949Wed Mar 15 11:34:27 2000 Jim Wilson <wilson@cygnus.com> 25950 25951 * config/ia64/ia64.md (restore_stack_nonlocal): New. 25952 * config/ia64/lib1funcs.asm (__ia64_nonlocal_goto): Delete padding nop. 25953 (__ia64_restore_stack_nonlocal): New. 25954 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __restore_stack_nonlocal. 25955 259562000-03-15 Alexandre Oliva <oliva@lsd.ic.unicamp.br> 25957 25958 * cpphash.c (collect_formal_parameters): Do not complain about 25959 parameter names that just start with `__VA_ARGS__'. 25960 25961Wed Mar 15 13:26:58 MET 2000 Jan Hubicka <jh@suse.cz> 25962 25963 * i386.md (movhi_1): Promote movw imm, reg to movl imm, reg and 25964 movw reg, reg to movzwl reg, reg on PARTIAL_REGISTER_STALL machines. 25965 * i386.c (pentiumpro_cost): Set mul cost to 4. 25966 (x86_use_movx): Set for PPro. 25967 25968Wed Mar 15 13:07:05 MET 2000 Jan Hubicka <jh@suse.cz> 25969 25970 * i386.md (ix86_compute_frame_size): stack_alignment_needed is 25971 STACK_BOUNDARY for empty frames now. 25972 259732000-03-14 Mark Mitchell <mark@codesourcery.com> 25974 25975 * stor-layout.c (layout_union): Remove. 25976 (layout_union_field): New function, split out from layout_union. 25977 (finish_union_layout): Likewise. 25978 (layout_field): Handle unions by calling layout_union_field. 25979 (finish_record_layout): Handle unions. 25980 (layout_type): Combine RECORD_TYPE, UNION_TYPE, and 25981 QUAL_UNION_TYPE handling. 25982 25983Wed Feb 23 13:00:06 CET 2000 Jan Hubicka <jh@suse.cz> 25984 25985 * flow.c (fixup_reorder_chain): Avoid double labels in the basic block; 25986 end of basic block is jump_insn, not barrier; use create_basic_block 25987 instead of creating basic block by hand. 25988 259892000-03-14 Jason Eckhardt <jle@cygnus.com> 25990 25991 * flow.c (reorder_basic_blocks): Account for barriers when writing 25992 over NEXT_INSN (last_bb->end). 25993 (verify_flow_info): Add check for missing barriers. 25994 259952000-03-14 Greg McGary <gkm@gnu.org> 25996 25997 * c-lex.h (enum rid): Add RID_BOUNDED & RID_UNBOUNDED. 25998 * c-lex.c (init_lex): Handle RID_BOUNDED & RID_UNBOUNDED. 25999 * c-parse.gperf (__bounded, __bounded__, __ptrbase, __ptrbase__, 26000 __ptrextent, __ptrextent__, __ptrvalue, __ptrvalue__, 26001 __unbounded, __unbounded__): New keywords. 26002 * c-parse.in (PTR_VALUE PTR_BASE PTR_EXTENT): New tokens. 26003 * c-parse.y, c-parse.c, c-parse.h: Regenerate. 26004 * objc/objc-parse.y, objc/objc-parse.c: Regenerate. 26005 260062000-03-14 Bernd Schmidt <bernds@cygnus.co.uk> 26007 26008 * cselib.h: New file. 26009 * alias.c: Include "cselib.h". 26010 (fixed_scalar_and_varying_struct_p): Accept the addresses of the 26011 MEMs as two new arguments. 26012 (get_addr): New static function. 26013 (find_base_term): Handle VALUEs. 26014 (memrefs_conflict_p): Likewise. 26015 (true_dependence): Call get_addr on the addresses. 26016 Call fixed_scalar_and_varying_struct_p with addresses that have been 26017 passed through get_addr and canon_rtx. 26018 (write_dependence_p): Move DIFFERENT_ALIAS_SETS_P test for consistency 26019 with true_dependence. 26020 Call get_addr on the addresses; don't call canon_rtx on the MEMs. 26021 * loop.c: Include "cselib.h". 26022 (load_mems): Process extended basic block that enters the loop with 26023 cselib. Use that information to change initialization of the shadow 26024 register so that a constant equivalence is seen by later passes. 26025 * reload1.c: Include "cselib.h". 26026 (reload_cse_invalidate_regno): Delete function. 26027 (reload_cse_mem_conflict_p): Likewise. 26028 (reload_cse_invalidate_mem): Likewise. 26029 (reload_cse_invalidate_rtx): Likewise. 26030 (reload_cse_regno_equal_p): Likewise. 26031 (reload_cse_check_clobber): Likewise. 26032 (reload_cse_record_set): Likewise. 26033 (reg_values): Delete static variable. 26034 (invalidate_regno_rtx): Likewise. 26035 (reload_cse_delete_noop_set): New static function. 26036 (reload_cse_simplify): New static function, broken out of 26037 reload_cse_regs_1. 26038 (reload_cse_noop_set_p): Delete unused argument INSN. 26039 Just call rtx_equal_for_cselib_p on set source and destination. 26040 (reload_cse_regs_1): Break out some code into reload_cse_simplify and 26041 reload_cse_delete_noop_set. Delete code to keep track of values; use 26042 cselib functions instead. Delete code to push/pop obstacks. 26043 (reload_cse_simplify_set): Use cselib to find equivalent values. 26044 Delete code to push/pop obstacks. 26045 (reload_cse_simplify_operands): Likewise. 26046 * rtl.def (VALUE): New rtx code. 26047 * rtl.h (union rtunion_def): New elt rt_cselib. 26048 (X0CSELIB, CSELIB_VAL_PTR): New macros. 26049 * simplify_rtx.c: Include "ggc.h", "obstack.h", "cselib.h". 26050 (new_elt_list, new_elt_loc_list, unchain_one_value, clear_table, 26051 unchain_one_elt_list, unchain_one_elt_loc_list, check_useless_values, 26052 discard_useless_locs, discard_useless_values, entry_and_rtx_equal_p, 26053 hash_rtx, new_cselib_val, add_mem_for_addr, get_value_hash, 26054 cselib_lookup_mem, cselib_subst_to_values, cselib_invalidate_regno, 26055 cselib_mem_conflict_p, cselib_invalidate_mem, cselib_invalidate_rtx, 26056 cselib_record_set, cselib_record_sets): New static functions. 26057 (cselib_lookup, cselib_update_varray_sizes, cselib_init, 26058 cselib_finish, cselib_process_insn, rtx_equal_for_cselib_p, 26059 references_value_p): New functions. 26060 (MAX_USELESS_VALUES, REG_VALUES): New macros. 26061 (table, cselib_current_insn, next_unknown_value, cselib_nregs, 26062 n_useless_values, reg_values, callmem, cselib_obstack, 26063 cselib_startobj, empty_vals, empty_elt_lists, empty_elt_loc_lists): 26064 New static variables. 26065 * varray.h (union varray_data_tag): New elt te. 26066 (VARRAY_ELT_LIST_INIT, VARRAY_ELT_LIST): New macros. 26067 * Makefile.in (reload1.o, loop.o, simplify-rtx.o, alias.o): Update 26068 dependencies. 26069 260702000-03-14 Nick Clifton <nickc@cygnus.com> 26071 26072 * gcc.c (do_spec_1): Catch the case where %* is used in a 26073 substitution pattern, but it has not been initialized. 26074 Issue a meaningful error message if an unrecognized operator 26075 is encountered in a spec string. 26076 260772000-03-14 Richard Earnshaw <rearnsha@arm.com> 26078 26079 * function.c (prepare_function_start): Correctly initialize 26080 cfun->stack_alignment_needed. 26081 260822000-03-14 Zack Weinberg <zack@wolery.cumb.org> 26083 26084 * cppfiles.c (find_include_file): Don't assume nshort is a 26085 substring of name. 26086 26087Tue Mar 14 08:42:21 2000 Jeffrey A Law (law@cygnus.com) 26088 26089 * configure.in (hppa configurations): Add pa32-regs.h to the 26090 list of tm files as appropriate. 26091 * configure: Rebuilt. 26092 * pa.c (compute_frame_size): Remove explicit knowledge about FP 26093 register numbering. 26094 (hppa_expand_prologue, hppa_expand_epilogue): Likewise. 26095 (fmpyaddoperands, fmpysuboperands): Likewise. 26096 * pa.h: Remove various definitions which depend on knowing 26097 how registers are numbered. 26098 * pa32-regs.h: New file with PA32 register numbering specific 26099 definitions. 26100 261012000-03-14 Richard Henderson <rth@cygnus.com> 26102 26103 * regmove.c (combine_stack_adjustments): New. 26104 (stack_memref_p, single_set_for_csa): New. 26105 (free_csa_memlist, record_one_stack_memref): New. 26106 (try_apply_stack_adjustment): New. 26107 (combine_stack_adjustments_for_block): New. 26108 * rtl.h (combine_stack_adjustments): Declare. 26109 * toplev.c (rest_of_compilation): Call it. 26110 26111 * i386.md: Revert 2000-01-16 change. 26112 261132000-03-14 Martin v. Löwis <loewis@informatik.hu-berlin.de> 26114 26115 * gccbug.in: Add web category, gcc specific classes. 26116 261172000-03-14 Nathan Sidwell <nathan@codesourcery.com> 26118 26119 * stor-layout.c (finalize_record_size): Fix typo. 26120 261212000-03-14 Stan Shebs <shebs@apple.com> 26122 26123 * c-typeck.c (c_alignof): Error on incomplete types. 26124 * extend.texi (Alignment): Document this. 26125 261262000-03-13 Zack Weinberg <zack@wolery.cumb.org> 26127 26128 * cppfiles.c: Include mkdeps.h. 26129 (find_include_file, read_include_file): Remove _cpp_ prefix 26130 from name, make static. 26131 (_cpp_execute_include): New function, broken out of 26132 do_include. 26133 26134 * cpplib.c: Don't include mkdeps.h. 26135 (struct directive): Remove type field. Reorder entries. The 26136 function takes only one argument. 26137 (struct if_stack): Make type field an int. 26138 (directive_table): Rename to dtable. Generate it, the 26139 prototypes of the directive handlers, and the enum for the 26140 directive numbers, from a template macro. 26141 (do_ifndef, do_include_next, do_import): New functions. 26142 (do_define, do_include, do_endif, do_ifdef, do_if, do_else, 26143 do_undef, do_line, do_elif, do_error, do_pragma, do_warning, 26144 do_ident, do_assert, do_unassert, do_sccs): Take only one 26145 argument. 26146 (do_sccs): Define always, but alter behavior based on 26147 SCCS_DIRECTIVE. 26148 (_cpp_handle_directive, consider_directive_while_skipping): 26149 Restructure for new directive table layout. 26150 26151 (pass_thru_directive): Take a directive number, not a pointer 26152 to a struct directive. 26153 (parse_include): New function, broken out of do_include. 26154 (do_include, do_import, do_include_next): Use parse_include 26155 and _cpp_execute_include. 26156 (do_elif, do_else): Test for T_ELSE specifically when checking 26157 for #elif/#else after #else. 26158 (parse_ifdef): New function, broken out of do_ifdef. 26159 (validate_else): Expect a name arg without a leading #. 26160 (if_directive_name): Delete. 26161 (cpp_define, cpp_assert, cpp_undef, cpp_unassert): Call 26162 directive handlers with only one argument. 26163 26164 * cpphash.h: Update prototypes. 26165 (enum node_type): Remove entries for directives. 26166 * Makefile.in: Update dependencies. 26167 26168 * cpphash.c (dump_hash_helper): Only dump nodes of type 26169 T_MACRO. Emit a newline after each definition. 26170 261712000-03-14 Martin v. Löwis <loewis@informatik.hu-berlin.de> 26172 26173 * gccbug.in: New file. 26174 * configure.in (all_outputs): Add gccbug. 26175 * Makefile.in (install-common): Install gccbug. 26176 (GCCBUG_INSTALL_NAME): New variable. 26177 * configure: Rebuilt. 26178 261792000-03-13 Jason Merrill <jason@casey.cygnus.com> 26180 26181 * function.c (put_var_into_stack): Use type_for_mode to calculate 26182 part_type. Use MEM_SET_IN_STRUCT_P. 26183 * expr.c (store_field): Handle CONCAT. 26184 (store_constructor): Use fields_length. 26185 * tree.c (fields_length): New fn. 26186 * tree.h: Declare it. 26187 261882000-03-13 Zack Weinberg <zack@wolery.cumb.org> 26189 26190 * Makefile.in (LIBCPP_OBJS): Add cpplex.o. 26191 (cpplex.o): New target. 26192 * po/POTFILES.in: Add cpplex.c. 26193 26194 * cpplex.c (_cpp_grow_token_buffer, null_cleanup, 26195 cpp_push_buffer, cpp_pop_buffer, cpp_scan_buffer, 26196 cpp_expand_to_buffer, cpp_buf_line_and_col, cpp_file_buffer, 26197 skip_block_comment, skip_line_comment, skip_comment, 26198 copy_comment, _cpp_skip_hspace, _cpp_skip_rest_of_line, 26199 _cpp_parse_name, skip_string, parse_string, 26200 _cpp_parse_assertion, cpp_get_token, cpp_get_non_space_token, 26201 _cpp_get_directive_token, find_position, 26202 _cpp_read_and_prescan, _cpp_init_input_buffer): Move here. 26203 (maybe_macroexpand, _cpp_lex_token): New functions. 26204 26205 * cpplib.c (SKIP_WHITE_SPACE, eval_if_expr, parse_set_mark, 26206 parse_goto_mark): Delete. 26207 (_cpp_handle_eof): New function. 26208 (_cpp_handle_directive): Rename from handle_directive. 26209 (_cpp_output_line_command): Rename from output_line_command. 26210 (do_if, do_elif): Call _cpp_parse_expr directly. 26211 * cppfiles.c (_cpp_read_include_file): Don't call 26212 init_input_buffer here. 26213 * cpphash.c (quote_string): Move here, rename _cpp_quote_string. 26214 * cppexp.c (_cpp_parse_expr): Diddle parsing_if_directive 26215 here; pop the token_buffer and skip the rest of the line here. 26216 * cppinit.c (cpp_start_read): Call _cpp_init_input_buffer 26217 here. 26218 26219 * cpphash.h (CPP_RESERVE, CPP_IS_MACRO_BUFFER, ACTIVE_MARK_P): 26220 Define here. 26221 (CPP_SET_BUF_MARK, CPP_GOTO_BUF_MARK, CPP_SET_MARK, 26222 CPP_GOTO_MARK): New macros. 26223 (_cpp_quote_string, _cpp_parse_name, _cpp_skip_rest_of_line, 26224 _cpp_skip_hspace, _cpp_parse_assertion, _cpp_lex_token, 26225 _cpp_read_and_prescan, _cpp_init_input_buffer, 26226 _cpp_grow_token_buffer, _cpp_get_directive_token, 26227 _cpp_handle_directive, _cpp_handle_eof, 26228 _cpp_output_line_command): Prototype them here. 26229 * cpplib.h (enum cpp_token): Add CPP_MACRO. 26230 (CPP_RESERVE, get_directive_token, cpp_grow_buffer, 26231 quote_string, output_line_command): Remove. 26232 262332000-03-13 Bernd Schmidt <bernds@cygnus.co.uk> 26234 26235 * stmt.c (expand_end_case): RANGE may be signed, and when checking 26236 whether it is too large we must also verify that it isn't negative. 26237 262382000-03-13 Jakub Jelinek <jakub@redhat.com> 26239 26240 * config/sparc/sparc.md: Remove all traces of TARGET_LIVE_G0. 26241 (movsi_zero_liveg0): Remove. 26242 (movsf_insn_novis_liveg0): Remove. 26243 (negsi2): Remove. 26244 (negsi2_not_liveg0): Rename to negsi2. 26245 (one_cmplsi2): Remove. 26246 (one_cmplsi2_not_liveg0): Rename to one_cmplsi2. 26247 (one_cmplsi2_liveg0): Remove. 26248 * config/sparc/sparc.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE, 26249 MASK_LIVE_G0, MASK_BROKEN_SAVERESTORE): Remove. 26250 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_LIVE_G0 if. 26251 (PREDICATE_CODES): Remove zero_operand. 26252 * config/sparc/sparc.c: Remove all traces of TARGET_LIVE_G0 and 26253 TARGET_BROKEN_SAVERESTORE. 26254 (zero_operand): Remove. 26255 * config/sparc/splet.h (SUBTARGET_SWITCHES): Remove -mlive-g0, 26256 -mno-live-g0, -mbroken-saverestore and -mno-broken-saverestore 26257 options. 26258 (SUBTARGET_OVERRIDE_OPTIONS): Remove. 26259 * config/sparc/linux-aout.h (TARGET_LIVE_G0, 26260 TARGET_BROKEN_SAVERESTORE): Remove. 26261 * config/sparc/linux.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE): 26262 Remove. 26263 * config/sparc/linux64.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE): 26264 Remove. 26265 * config/sparc/sol2.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE): 26266 Remove. 26267 26268 * config/sparc/sparc.md (return_df_no_fpu): New pattern. 26269 262702000-03-13 Zack Weinberg <zack@wolery.cumb.org> 26271 26272 * cpplib.c (do_pragma_implementation): Fix off-by-one error 26273 truncating a string. Don't assume tokens are nul terminated. 26274 Problem noted by Andreas Jaeger <aj@suse.de> 26275 262762000-03-13 Jason Merrill <jason@casey.cygnus.com> 26277 26278 * dwarf2out.c (add_name_and_src_coords_attributes): Only add 26279 DW_AT_MIPS_linkage_name for TREE_PUBLIC decls. 26280 (ASM_OUTPUT_DWARF_ADDR_CONST): Don't output trailing newline. 26281 262822000-03-13 Richard Earnshaw <rearnsha@arm.com> 26283 26284 * stor-layout.c (new_record_layout_info): Fix typo inside ifdef 26285 STRUCTURE_SIZE_BOUNDARY. 26286 262872000-03-13 Mark Mitchell <mark@codesourcery.com> 26288 26289 * tree.h (record_layout_info_s): New structure. 26290 (record_layout_info): New type. 26291 (new_record_layout_info): New function. 26292 (layout_field): Likewise. 26293 (finish_record_layout): Likewise. 26294 * stor-layout.c (layout_record): Remove. 26295 (new_record_layout_info): New function. 26296 (layout_field): New function, broken out from layout_record. 26297 (finalize_record_size): Likewise. 26298 (compute_record_mode): Likewise. 26299 (finalize_type_size): New function, broken out from layout_type. 26300 (finish_record_layout): Likewise. 26301 (layout_type): Use them. 26302 263032000-03-12 Zack Weinberg <zack@wolery.cumb.org> 26304 26305 * cpphash.c: Don't include version.h. 26306 (special_symbol) [case T_VERSION]: Look for the string in 26307 hp->value.cpval; don't use version_string. 26308 * cppinit.c (initialize_builtins): Set hp->value.cpval for 26309 __VERSION__ to version_string. 26310 * Makefile.in (cpphash.o): Update deps. 26311 263122000-03-12 Zack Weinberg <zack@wolery.cumb.org> 26313 26314 Convert cpplib to use libiberty/hashtab.c. 26315 26316 * cpplib.h (struct cpp_reader): Make hashtab and 26317 all_include_files of type 'struct htab *'. Delete HASHSIZE 26318 and ALL_INCLUDE_HASHSIZE macros. 26319 26320 * cpphash.h: Update prototypes. 26321 (struct hashnode): Remove next, prev, and bucket_hdr members. 26322 Make length a size_t. Add hash member. 26323 (struct ihash): Remove next member. Add hash member. Make 26324 name a flexible array member. 26325 26326 * cppfiles.c: Include hashtab.h. 26327 (include_hash): Delete. 26328 (IHASHSIZE): New macro. 26329 (hash_IHASH, eq_IHASH, _cpp_init_include_hash): New functions. 26330 (cpp_included): Do the hash lookup here. 26331 (_cpp_find_include_file): Rewrite. 26332 (cpp_read_file): Put the "fake" hash entry into the hash 26333 table. Honor the control_macro, if it turns out we've seen 26334 the file before. Don't push the buffer here. 26335 (_cpp_read_include_file): Push the buffer here. 26336 (OMODES): New macro. Use it whenever we call open(2). 26337 26338 * cpphash.c: Include hashtab.h. 26339 (hash_HASHNODE, eq_HASHNODE, del_HASHNODE, dump_hash_helper, 26340 _cpp_init_macro_hash, _cpp_dump_macro_hash, _cpp_make_hashnode, 26341 _cpp_lookup_slot): New functions. 26342 (HASHSIZE): new macro. 26343 (hashf, _cpp_install, _cpp_delete_macro): Delete. 26344 (_cpp_lookup): Use hashtab.h routines. 26345 26346 * cppinit.c: Include hashtab.h. 26347 (cpp_reader_init): Call _cpp_init_macro_hash and 26348 _cpp_init_include_hash. Don't allocate hashtab directly. 26349 (cpp_cleanup): Just call htab_delete on pfile->hashtab and 26350 pfile->all_include_files. 26351 (initialize_builtins): Use _cpp_make_hashnode and 26352 htab_find_slot to add hash entries. 26353 (cpp_finish): Just call _cpp_dump_macro_hash. 26354 * cpplib.c: Include hashtab.h. 26355 (do_define): Use _cpp_lookup_slot and _cpp_make_hashnode to 26356 create hash entries. 26357 (do_pragma_poison, do_assert): Likewise. 26358 (do_include): Don't push the buffer here. Don't increment 26359 system_include_depth unless _cpp_read_include_file succeeds. 26360 (do_undef, do_unassert): Use _cpp_lookup_slot and htab_clear_slot 26361 or htab_remove_elt. 26362 (do_pragma_implementation): Use alloca to create copy. 26363 26364 * Makefile.in: Update dependencies. 26365 263662000-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 26367 26368 * cppinit.c (cl_directive_handler): More K&R fixing. 26369 26370Sat Mar 11 23:54:26 2000 Jim Wilson <wilson@cygnus.com> 26371 26372 * config/ia64/ia64.c (ia64_compute_frame_size): Align size to 26373 STACK_BOUNDARY. 26374 * config/ia64/ia64.h (REGISTER_MOVE_COST): Add missing parentheses. 26375 263762000-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 26377 26378 * cppinit.c (no_arg, no_ass, no_dir, no_fil, no_mac, no_pth): 26379 Change from char[] to macros. 26380 263812000-03-12 Neil Booth <NeilB@earthling.net> 26382 26383 * cppinit.c (cpp_start_read): Update indirect function 26384 call to K&R C. 26385 26386Sat Mar 11 16:18:12 2000 Jim Wilson <wilson@cygnus.com> 26387 26388 * config/ia64/ia64.h (ADDITIONAL_REGISTER_NAMES): Fix typo in loc79 26389 entry. 26390 26391 * config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h, 26392 config/ia64/ia64.md, config/ia64/xm-ia64.h: Fix copyright messages. 26393 263942000-03-11 Neil Booth <NeilB@earthling.net> 26395 26396 * cppinit.c (struct pending option): Replace undef with a 26397 pointer to a directive handling routine. 26398 (struct cpp_pending): Replace separate assert_ and define_ 26399 lists with one directive_ list. 26400 (new_pending_define): Rename new_pending_directive. Extra 26401 argument is the directive's handling routine. 26402 (handle_option): Update to use new_pending_directive. 26403 264042000-03-11 Neil Booth <NeilB@earthling.net> 26405 26406 * cppfiles.c (file_cleanup, _cpp_find_include_file, 26407 remap_filename, _cpp_read_include_file, actual_directory, 26408 hack_vms_include_specification): Replace bcopy(), index() etc 26409 calls. Add casts to some allocations. Make some variables 26410 pointers to const [unsigned] char. 26411 * cpphash.c (_cpp_install, macro_cleanup, collect_expansion, 26412 collect_formal_parameters): Similarly. 26413 * cppinit.c (struct pending_option, append_include_chain, 26414 cpp_options_init, cpp_reader_init, initialize_standard_includes, 26415 cpp_start_read, new_pending_define, handle_option): Similarly. 26416 * cpplib.c (cpp_define, copy_comment, do_define, do_include, 26417 do_undef, do_error, do_warning, do_pragma, do_pragma_once, 26418 do_pragma_implementation, detect_if_not_defined, 26419 do_ifdef, skip_if_group, cpp_get_token, parse_string, 26420 do_assert, do_unassert): Similarly. 26421 * cpplib.h (cpp_buffer, cpp_options): Update types. Update 26422 function prototypes. 26423 * mkdeps.c (deps_add_target, deps_add_dep): cast allocations. 26424 264252000-03-10 Richard Henderson <rth@cygnus.com> 26426 26427 * builtins.c (expand_builtin_strlen): Revert last change. 26428 Use emit_insn_before if we're at the beginning of a sequence. 26429 264302000-03-10 Jason Merrill <jason@casey.cygnus.com> 26431 26432 * builtins.c (expand_builtin_strlen): Make sure that we have something 26433 at the beginning of the sequence. 26434 26435 * toplev.c (rest_of_compilation): Also set TREE_NOTHROW for 26436 deferred inlines. 26437 26438 * invoke.texi (C++ Dialect Options): Document -fno-enforce-eh-specs. 26439 264402000-03-10 Richard Henderson <rth@cygnus.com> 26441 26442 * except.c (can_throw): Use INTVAL on a CONST_INT. 26443 (reachable_handlers): Likewise. 26444 * flow.c (count_basic_blocks, find_basic_blocks_1): Likewise. 26445 264462000-03-10 Andreas Jaeger <aj@suse.de> 26447 26448 * config/mips/linux.h: Undefine MD_EXEC_PREFIX and 26449 MD_STARTFILE_PREFIX since those are not needed on linux. 26450 (ASM_FILE_START): New, from mips/gnu.h. 26451 264522000-03-09 Richard Henderson <rth@cygnus.com> 26453 Alex Samuel <samuel@codesourcery.com> and others 26454 26455 * Makefile.in (ssa.o): New rule. 26456 (OBJS): Add ssa.o. 26457 (STAGESTUFF): Add *.ssa and *.ussa. 26458 (mostlyclean): Delete *.ssa, *.ussa, */*.ssa, */*.ussa. 26459 * rtl.def (PHI): New RTL expression. 26460 * rtl.h (clear_log_links): New declaration. 26461 (convert_to_ssa): Likewise. 26462 (convert_from_ssa): Likewise. 26463 * flow.c (split_edge): If the entry node falls through to the 26464 split edge's source block, split the entry edge. 26465 (clear_log_links): New function. 26466 * toplev.c (ssa_dump): New variable. 26467 (flag_ssa): Likewise. 26468 (f_options): Add "ssa". 26469 (compile_file): Create SSA dump files. 26470 (rest_of_compilation): Go to and from SSA if enabled. 26471 (decide_d_option): Handle -de for SSA dump files. 26472 * ssa.c: New file. 26473 26474Thu Mar 9 20:01:38 2000 Jim Wilson <wilson@cygnus.com> 26475 26476 * expr.c (expand_assignment): For a CALL_EXPR, special case PARM_DECL 26477 same as VAR_DECL. 26478 264792000-03-09 Benjamin Kosnik <bkoz@cygnus.com> 26480 26481 * config/alpha/linux.h (WCHAR_TYPE): Make consistent. 26482 26483Thu Mar 9 18:10:02 2000 Jeffrey A Law (law@cygnus.com) 26484 26485 * config/pa/pa-hpux10.h (LIB_SPEC): Correct typo in !p case. 26486 (MD_STARTFILE_PREFIX_1): New macro. 26487 264882000-03-09 Robert Lipe <robertl@sco.com> 26489 26490 * config/ia64/ia64.c: Include system.h. 26491 264922000-03-09 Jason Merrill <jason@casey.cygnus.com> 26493 26494 * except.c (nothrow_function_p): If -fno-exceptions, just return. 26495 (init_eh_nesting_info): Likewise. 26496 26497 * tree.h (struct tree_common): Rename raises_flag to nothrow_flag. 26498 (TREE_NOTHROW): Rename from TREE_RAISES. 26499 * toplev.c (rest_of_compilation): Set it. 26500 * print-tree.c (print_node): Adjust. 26501 * tree.c (stabilize_reference, build, build1): Don't set TREE_RAISES. 26502 (stabilize_reference_1, get_unwidened, get_narrower): Likewise. 26503 * calls.c (emit_call_1): Add 'nothrow' parm. Add 26504 REG_EH_REGION note as appropriate. 26505 (libfunc_nothrow): New fn. 26506 (emit_library_call, emit_library_call_value): Use it. 26507 (expand_call): Check TREE_NOTHROW. 26508 26509 * varasm.c (make_decl_rtl): Skip initial '*' when setting 26510 DECL_ASSEMBLER_NAME. 26511 265122000-03-09 Andreas Jaeger <aj@suse.de> 26513 26514 * mips/linux.h (NO_IMPLICIT_EXTERN_C): Define. 26515 (TARGET_MEM_FUNCTIONS): Define. 26516 265172000-03-09 Jason Merrill <jason@casey.cygnus.com> 26518 26519 * i386.c (ix86_valid_type_attribute_p): Use compare_tree_int. 26520 26521 * except.c (can_throw): See through a SEQUENCE. 26522 (nothrow_function_p): New fn. 26523 * except.h: Declare it. 26524 * function.c (current_function_nothrow): New var. 26525 (prepare_function_start): Initialize it. 26526 * output.h: Declare it. 26527 * toplev.c (rest_of_compilation): Set it. 26528 * dwarf2out.c (dwarf2out_begin_prologue): Use it. 26529 265302000-03-09 Zack Weinberg <zack@wolery.cumb.org> 26531 26532 * cpphash.c (collect_formal_parameters): strncmp returns 0 for 26533 match. (cpp_compare_defs): Count the nul separator when 26534 advancing over argument names. 26535 265362000-03-09 Bernd Schmidt <bernds@cygnus.co.uk> 26537 26538 * recog.c (preprocess_constraints): Matching constraints affect 26539 same alternative/different operand, not same operand/different 26540 alternative. 26541 26542 * reload1.c (eliminate_regs_in_insn): Handle additions of eliminable 26543 register and a constant specially. 26544 265452000-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 26546 26547 * libgcc2.h: New file. 26548 * libgcc2.c: Move macros, typedefs and prototypes to libgcc2.h. 26549 26550Wed Mar 8 16:19:42 2000 Jim Wilson <wilson@cygnus.com> 26551 26552 * configure.in (ia64*-*-elf*, ia64*-*-linux*): New. 26553 * configure: Regenerate. 26554 * config/ia64: New. 26555 265562000-03-08 Zack Weinberg <zack@wolery.cumb.org> 26557 26558 * Makefile.in (LIBCPP_DEPS): New macro. 26559 (cpplib.o, cpphash.o, cpperror.o, cppexp.o, cppfiles.o): Use 26560 it to declare deps. 26561 * cpperror.c: Include cpphash.h. 26562 * cppexp.c: Include cpphash.h. Remove MULTIBYTE_CHARS 26563 dingleberry. 26564 (lex): Don't use CPP_WARN_UNDEF. 26565 (_cpp_parse_expr): Return an int, the truth value. 26566 * cppfiles.c: Include cpphash.h. 26567 (_cpp_merge_include_chains): Move to cppinit.c and make static. 26568 * cppinit.c (include_defaults_array): Disentangle. 26569 (cpp_cleanup): Don't free the if stack here. 26570 (cpp_finish): Pop off all buffers, not just one. 26571 * cpplib.c (eval_if_expr): Return int. 26572 (do_xifdef): Rename do_ifdef. 26573 (handle_directive): Don't use CPP_PREPROCESSED. 26574 (cpp_get_token): Don't use CPP_C89. 26575 * fix-header.c: Don't use CPP_OPTIONS. 26576 26577 * cpplib.h: Move U_CHAR, enum node_type, struct 26578 file_name_list, struct ihash, is_idchar, is_idstart, 26579 is_numchar, is_numstart, is_hspace, is_space, CPP_BUF_PEEK, 26580 CPP_BUF_GET, CPP_FORWARD, CPP_PUTS, CPP_PUTS_Q, CPP_PUTC, 26581 CPP_PUTC_Q, CPP_NUL_TERMINATE, CPP_NUL_TERMINATE_Q, 26582 CPP_BUMP_BUFFER_LINE, CPP_BUMP_LINE, CPP_PREV_BUFFER, 26583 CPP_PRINT_DEPS, CPP_TRADITIONAL, CPP_PEDANTIC, and prototypes 26584 of _cpp_simplify_pathname, _cpp_find_include_file, 26585 _cpp_read_include_file, and _cpp_parse_expr to cpphash.h. 26586 Move struct if_stack to cpplib.c. Move struct cpp_pending to 26587 cppinit.c. 26588 Change all uses of U_CHAR to be unsigned char instead. 26589 Delete CPP_WARN_UNDEF, CPP_C89, and CPP_PREPROCESSED. 26590 265912000-03-08 Jason Merrill <jason@casey.cygnus.com> 26592 26593 * dwarf2out.c (dw_fde_struct): Add 'nothrow'. 26594 (dwarf2out_begin_prologue): Set it. 26595 (output_call_frame_info): Don't emit EH unwind info for leaves. 26596 26597 * flow.c (count_basic_blocks, find_basic_blocks_1): A rethrow 26598 can occur outside of an EH region. 26599 * except.c: Correct comments about rethrow behavior. 26600 (rethrow_symbol_map): Do nothing if !flag_new_exceptions. 26601 266022000-03-08 Andrew MacLeod <amacleod@cygnus.com> 26603 26604 * flow.c (make_edges): Always call make_eh_edge for calls. 26605 266062000-03-08 Zack Weinberg <zack@wolery.cumb.org> 26607 26608 * cpplib.h (parse_underflow_t, CPP_NULL_BUFFER): Delete. 26609 (struct cpp_buffer): Remove fname and underflow fields. 26610 (struct cpp_reader): Remove get_token field. 26611 (struct include_hash): Rename to struct ihash. Add typedef to 26612 IHASH. 26613 (struct if_stack): Remove fname field. 26614 (IF_STACK_FRAME): Rename to IF_STACK. 26615 26616 * cpperror.c (print_containing_files): Trust that there are no 26617 macro buffers below the top file buffer. 26618 * cppfiles.c: Replace all references to 'struct include_hash' 26619 with 'IHASH'. Rename initialize_input_buffer to 26620 init_input_buffer. Don't set or reference cpp_buffer->fname, 26621 use buffer->ihash->name instead. 26622 * cpphash.c (special_symbol): Use cpp_file_buffer. Use NULL 26623 not CPP_NULL_BUFFER. 26624 * cppinit.c: Use NULL not CPP_NULL_BUFFER, IF_STACK not 26625 IF_STACK_FRAME, IHASH not struct include_hash. 26626 * cpplib.c: Rename eval_if_expression to eval_if_expr. Remove 26627 null_underflow. Use IF_STACK not IF_STACK_FRAME, IHASH not 26628 struct include_hash, NULL not CPP_NULL_BUFFER. Remove all 26629 references to cpp_buffer->fname (delete entirely, or use 26630 ->ihash->name instead) and IF_STACK->fname. 26631 (cpp_push_buffer): Don't set new->underflow. 26632 (do_include): Use cpp_file_buffer. 26633 26634 * cpphash.c (collect_formal_parameters): Remove duplicate 26635 increment of argslen. Pedwarn in C99 mode if __VA_ARGS__ is 26636 used as a macro argument name. Don't append "..." to namebuf 26637 for varargs macros. After we're done scanning, go through 26638 namebuf and make it NUL separated, not comma separated. 26639 (_cpp_compare_defs): Remove register tag from variables. 26640 Expect defn->argnames to be NUL separated. 26641 (_cpp_dump_definition): Expect defn->argnames to be NUL 26642 separated and in forward order. 26643 * cpphash.h: Update documentation of argnames field. 26644 266452000-03-08 Richard Henderson <rth@cygnus.com> 26646 26647 * builtins.c (expand_builtin_strlen): Be prepared for strlensi 26648 to fail. Don't pre-expand the source operand. 26649 26650 * i386.md (strlensi): Initialize eoschar and align before use. 26651 266522000-03-08 Jason Merrill <jason@casey.cygnus.com> 26653 26654 * expr.c (expand_expr, case ARRAY_REF): Still check for missing 26655 CONSTRUCTOR element. 26656 266572000-03-08 Gavin Romig-Koch <gavin@cetus.cygnus.com> 26658 26659 * mips.c (mips_expand_prologue): If the last 26660 named argument is the vararg marker "va_list", treat it as 26661 an unnamed argument. 26662 266632000-03-08 Clinton Popetz <cpopetz@cygnus.com> 26664 26665 * dbxout.c (dbxout_parms): When correcting for promoted 26666 big-endian parameters, use the mode of the DECL_RTL rather 26667 than UNITS_PER_WORD. 26668 266692000-03-08 Nathan Sidwell <nathan@codesourcery.com> 26670 26671 * c-common.h (make_fname_decl): Declare. 26672 * c-common.c (make_fname_decl): Define. 26673 (declare_hidden_char_array): Remove. 26674 (declare_function_name): Use make_fname_decl. 26675 * c-decl.c (c_make_fname_decl): New function. 26676 (init_decl_processing): Set make_fname_decl. 26677 26678Tue Mar 7 23:50:31 2000 Jeffrey A Law (law@cygnus.com) 26679 26680 * cccp.c (handle_directive): Initialize backslash_newlines_p. 26681 266822000-03-07 Philipp Thomas <pthomas@suse.de> 26683 26684 * po/POTFILES.in: Remove cppalloc.c from file list. 26685 266862000-03-07 Steve Chamberlain <sac@pobox.com> 26687 26688 * pj.c (pj_expand_prologue): current_function->args_info is 26689 now current_function_args_info. 26690 26691 * pj.h (STORE_FLAG_VALUE, USER_LABEL_PREFIX, 26692 LOCAL_LABEL_PREFIX, ASM_GENERATE_INTERNAL_LABEL, 26693 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Define. 26694 266952000-03-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 26696 26697 * config/c4x/c4x.h (PUT_SDB_TYPE): Define so that the type info is 26698 output as hexadecimal rather than the default octal. 26699 267002000-03-07 Zack Weinberg <zack@wolery.cumb.org> 26701 26702 * cpphash.c (special_symbol): Fix thinko in previous commit. 26703 267042000-03-07 Neil Booth <NeilB@earthling.net> 26705 26706 * cppexp.c (struct operation, left_shift, right_shift, 26707 cpp_parse_expr): Change some "char"s to "U_CHAR"s, and some 26708 "int"s to "unsigned int"s. 26709 * cpplib.c (detect_if_not_defined, do_assert, do_unassert): 26710 Similarly. 26711 * cpplib.h: Update for above. 26712 * mkdeps.c (deps_init, deps_calc_target): Cast pointers 26713 returned from allocations. 26714 26715 * cppinit.c (opt_comp, parse_options): New functions. 26716 (handle_option): Use parse_option to parse a single command 26717 line option, that possibly takes an argument. 26718 (cpp_handle_options): Sort the array of command line options on 26719 first invocation (non-ASCII hosts only). 26720 (print_help): Update. 26721 267222000-03-07 Zack Weinberg <zack@wolery.cumb.org> 26723 26724 * mkdeps.c (munge): Fix off-by-one bug and inconsistencies in 26725 backslash counting loops. Problem noted by Matt Kraai <kraai@ghs.com>. 26726 26727 * cppfiles.c (_cpp_find_include_file): Make sure ih->name is 26728 initialized. 26729 * cppinit.c (cpp_cleanup): Free imp->nshort also. 26730 26731 * cpperror.c (cpp_print_containing_files, 26732 cpp_print_file_and_line, v_cpp_message): Rename to 26733 print_containing_files, print_file_and_line, and v_message. 26734 * cppexp.c (cpp_parse_expr, cpp_parse_escape, cpp_lex): Rename 26735 to _cpp_parse_expr, parse_escape, and lex. 26736 (parse_charconst): Remove broken multibyte support. 26737 * cppfiles.c (include_hash): Make static. 26738 (cpp_included): New function. 26739 (merge_include_chains, find_include_file, finclude, 26740 simplify_pathname): Rename to _cpp_merge_include_chains, 26741 _cpp_find_include_file, _cpp_read_include_file, and 26742 _cpp_simplify_pathname. 26743 * cpphash.c (cpp_lookup, free_definition, delete_macro, 26744 cpp_install, create_definition, macroexpand, compare_defs, 26745 dump_definition): Rename to _cpp_lookup, _cpp_free_definition, 26746 _cpp_delete_macro, _cpp_install, _cpp_create_definition, 26747 _cpp_macroexpand, _cpp_compare_defs, and _cpp_dump_definition. 26748 * cppinit.c (cpp_handle_option): Rename to handle_option, make 26749 static. 26750 * cpplib.c: Remove extern prototype of cpp_parse_expr. 26751 26752 * cpphash.h: Update prototypes. 26753 * cpplib.h: Likewise. Prototype _cpp_parse_expr here. 26754 267552000-03-07 Andrew Haley <aph@cygnus.com> 26756 26757 * config/mips/mips.h (PTRDIFF_TYPE): Revert broken change; 26758 PTRDIFF_TYPE should be based solely on Pmode. 26759 (SIZE_TYPE): ditto. 26760 267612000-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 26762 26763 * rtl.h (rtunion_def): Constify member `rtstr'. 26764 (emit_line_note_after, emit_line_note, emit_line_note_force, 26765 emit_note, decode_asm_operands): Constify. 26766 26767 * cse.c (canon_hash): Likewise. 26768 26769 * dbxout.c (dbxout_block): Likewise. 26770 26771 * diagnostic.c (file_and_line_for_asm, v_error_for_asm, 26772 v_warning_for_asm): Likewise. 26773 26774 * dwarfout.c (function_start_label): Likewise. 26775 26776 * emit-rtl.c (emit_line_note_after, emit_line_note, emit_note, 26777 emit_line_note_force): Likewise. 26778 26779 * final.c (last_filename, asm_insn_count, final_scan_insn, 26780 output_source_line): Likewise. 26781 26782 * function.h (struct emit_status): Likewise. 26783 26784 * gcse.c (hash_expr_1): Likewise. 26785 26786 * genattr.c (gen_attr, main): Likewise. 26787 26788 * genattrtab.c (struct function_unit, current_alternative_string, 26789 write_attr_valueq, n_comma_elts, next_comma_elt, attr_eq, 26790 attr_numeral, check_attr_test, check_attr_value, 26791 convert_set_attr_alternative, convert_set_attr, 26792 compute_alternative_mask, simplify_by_exploding, gen_attr, 26793 gen_unit): Likewise. 26794 26795 * genflags.c (gen_insn): Likewise. 26796 26797 * gengenrtl.c (type_from_format): Likewise. 26798 26799 * genopinit.c (gen_insn): Likewise. 26800 26801 * genoutput.c (n_occurrences, process_template, process_template): 26802 Likewise. 26803 26804 * ggc-page.c (ggc_set_mark, ggc_mark_if_gcable, ggc_get_size): 26805 Likewise. 26806 26807 * ggc-simple.c (ggc_set_mark, ggc_mark_if_gcable, ggc_get_size): 26808 Likewise. 26809 26810 * ggc.h (ggc_mark_string, ggc_mark, ggc_mark_if_gcable, 26811 ggc_set_mark, ggc_get_size): Likewise. 26812 26813 * objc/objc-act.c (build_module_descriptor, finish_objc): Likewise. 26814 26815 * optabs.c (init_one_libfunc): Likewise. 26816 26817 * output.h (assemble_start_function): Likewise. 26818 26819 * recog.c (decode_asm_operands): Likewise. 26820 26821 * toplev.c (rest_of_compilation): Likewise. 26822 26823 * tree.h (emit_line_note_after, emit_line_note, 26824 emit_line_note_force): Likewise. 26825 26826 * varasm.c (asm_output_bss, asm_output_aligned_bss, 26827 asm_emit_uninitialised, assemble_start_function, 26828 assemble_variable, const_hash, compare_constant_1, 26829 find_pool_constant, mark_constant_pool, assemble_alias): Likewise. 26830 26831 * xcoffout.h (DBX_FINISH_SYMBOL): Likewise. 26832 26833 * alpha/alpha.md (call_vms, call_value_vms): Likewise. 26834 26835 * arm/aof.h (ASM_OUTPUT_ASCII): Likewise. 26836 26837 * arm/aout.h (ASM_OUTPUT_ASCII): Likewise. 26838 26839 * arm/arm-protos.h (output_ascii_pseudo_op, arm_dllexport_name_p, 26840 arm_dllimport_name_p): Likewise. 26841 26842 * arm/arm.c (arm_encode_call_attribute, output_ascii_pseudo_op): 26843 Likewise. 26844 26845 * arm/arm.h (ASM_OUTPUT_MI_THUNK): Likewise. 26846 26847 * arm/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise. 26848 26849 * arm/pe.c (arm_dllexport_name_p, arm_dllimport_name_p, 26850 arm_mark_dllexport, arm_mark_dllimport, 26851 arm_pe_encode_section_info): Likewise. 26852 26853 * arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS, 26854 ASM_FINISH_DECLARE_OBJECT): Likewise. 26855 26856 * arm/thumb.c (thumb_function_prologue): Likewise. 26857 26858 * arm/thumb.h (ASM_OUTPUT_ASCII): Likewise. 26859 26860 * avr/avr.h (ASM_FINISH_DECLARE_OBJECT): Likewise. 26861 26862 * clipper/clix.h (ASM_OUTPUT_ASCII): Likewise. 26863 26864 * fx80/fx80.h (ASM_OUTPUT_ASCII): Likewise. 26865 26866 * i386/cygwin.h (ASM_OUTPUT_SECTION_NAME): Likewise. 26867 26868 * i386/freebsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise. 26869 26870 * i386/i386-interix.h (ASM_OUTPUT_LIMITED_STRING, 26871 ASM_OUTPUT_ASCII, ASM_OUTPUT_SECTION_NAME): Likewise. 26872 26873 * i386/i386-protos.h (asm_output_function_prefix): Likewise. 26874 26875 * i386/i386.c (asm_output_function_prefix): Likewise. 26876 26877 * i386/i386elf.h (ASM_OUTPUT_ASCII): Likewise. 26878 26879 * i386/osfrose.h (ASM_FINISH_DECLARE_OBJECT): Likewise. 26880 26881 * i386/ptx4-i.h (ASM_OUTPUT_ASCII): Likewise. 26882 26883 * i386/sco5.h (ASM_FINISH_DECLARE_OBJECT, 26884 ASM_OUTPUT_LIMITED_STRING, ASM_OUTPUT_ASCII, 26885 ASM_OUTPUT_SECTION_NAME): Likewise. 26886 26887 * i386/sysv4.h (ASM_OUTPUT_ASCII): Likewise. 26888 26889 * i860/paragon.h (ASM_OUTPUT_ASCII): Likewise. 26890 26891 * i860/sysv3.h (ASM_OUTPUT_ASCII): Likewise. 26892 26893 * m32r/m32r.c (m32r_encode_section_info): Likewise. 26894 26895 * mcore-elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise. 26896 26897 * mcore/mcore.c (mcore_encode_section_info): Likewise. 26898 26899 * mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise. 26900 26901 * mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Likewise. 26902 26903 * mips/iris6.h (ASM_FINISH_DECLARE_OBJECT): Likewise. 26904 26905 * mips/mips.h (ASM_OUTPUT_IDENT): Likewise. 26906 26907 * mips/mips.md (movdi, movsi): Likewise. 26908 26909 * mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise. 26910 26911 * netbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise. 26912 26913 * openbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise. 26914 26915 * ptx4.h (ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING, 26916 ASM_OUTPUT_ASCII): Likewise. 26917 26918 * rs6000/rs6000.c (rs6000_allocate_stack_space, output_epilog, 26919 output_mi_thunk, output_toc): Likewise. 26920 26921 * rs6000/rs6000.md (movsi): Likewise. 26922 26923 * rs6000/sysv4.h (ASM_OUTPUT_INT, ASM_OUTPUT_SECTION_NAME): Likewise. 26924 26925 * tahoe/harris.h (ASM_OUTPUT_ASCII): Likewise. 26926 26927 * v850/v850.c (print_operand, print_operand_address, 26928 v850_encode_data_area): Likewise. 26929 269302000-03-07 Clinton Popetz <cpopetz@cygnus.com> 26931 26932 * config/mips/mips.md (zero_extendsidi2): Always force operand 26933 one to memory for mips16. 26934 26935Mon Mar 6 15:22:29 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 26936 26937 * tree.h (INT_CST_LT, INT_CST_LT_UNSIGNED): Remove unneeded casts. 26938 (struct tree_int_cst): int_cst_low is now unsigned HOST_WIDE_INT. 26939 (attribute_hash_list, type_hash_canon): hashcode is now unsigned. 26940 (type_hash_lookup, type_hash_add, type_hash_list): Likewise. 26941 (min_precision): Result is unsigned. 26942 (add_double, neg_double, mul_double): Low word is unsigned. 26943 (lshift_double, rshift_double, lrotate_double): Likewise. 26944 (rrotate_double, div_and_round_double): Likewise. 26945 (tree_floor_log2, compare_tree_int): New functions. 26946 (preserve_rtl_expr_temps): New declaration. 26947 * c-common.c (declare_hidden_char_array): Use compare_tree_int. 26948 (decl_attributes): Use tree_log2 to find alignment. 26949 Check for TREE_INT_CST_HIGH for format args. 26950 (min_precision): Now unsigned. 26951 Use tree_floor_log2. 26952 (truthvalue_conversion): Delete long-disabled code. 26953 * c-decl.c (finish_struct): Clean up tests on field width. 26954 (finish_function): Use compare_tree_int. 26955 * c-pragma.c (handle_pragma_token): Use tree_log2 for alignment. 26956 * c-typeck.c (comptypes): Use tree_int_cst_equal. 26957 (default_conversion, digest_init): Use compare_tree_int. 26958 (build_binary_op): Use integer_all_onesp and compare_tree_int. 26959 Fix type errors in forming masks. 26960 * calls.c (initialize_argument_information): Use compare_tree_int. 26961 * dbxout.c (dbxout_type): Cast TREE_INT_CST_LOW to HOST_WIDE_INT. 26962 * except.c (expand_eh_region_start_tree): Use compare_tree_int. 26963 * expr.c (is_zeros_p, case INTEGER_CST): Use integer_zerop. 26964 (store_field): Use compare_tree_int. 26965 (expand_expr, case CONSTRUCTOR): Use TYPE_SIZE_UNIT. 26966 (expand_expr, case ARRAY_REF): Use compare_tree_int. 26967 (do_jump, case BIT_AND_EXPR): Use tree_floor_log2. 26968 (do_store_flag): Use compare_tree_int. 26969 * fold-const.c (encode, decode): Low part is always unsigned. 26970 (force_fit_type, add_double, neg_double, mul_double): Likewise. 26971 (lshift_double, rshift_double, lrotate_double): Likewise. 26972 (rrotate_double, div_and_round_double, int_const_binop): Likewise. 26973 (fold_convert): Use compare_tree_int. 26974 (operand_equal_p, case INTEGER_CST): Use tree_int_cst_equal. 26975 (invert_truthvalue, case INTEGER_CST): Likewise. 26976 (fold): Use compare_tree_int; add casts for unsigned TREE_INT_CST_LOW. 26977 * mkdeps.c (deps_dummy_targets): Make I unsigned. 26978 * rtl.h (add_double, neg_double, mul_double): Low words are unsigned. 26979 (lshift_double, rshift_double, lrotate_double, rrotate_double): 26980 Likewise. 26981 * stmt.c (expand_decl): Use compare_tree_int and mode_for_size_tree. 26982 (expand_end_case): Use compare_tree_int. 26983 (estimate_case_costs): Cast TREE_INT_CST_LOW to HOST_WIDE_INT. 26984 * stor-layout.c (mode_for_size_tree): Use compare_tree_int. 26985 (layout_decl): Likewise. 26986 (layout_record, layout_union): Make sizes unsigned. 26987 (layout_type, case VOID_TYPE): TYPE_SIZE must be bitsizetype. 26988 (layout_type, case QUAL_UNION_TYPE): Use compare_tree_int. 26989 * tree.c (struct type_hash): hashcode is unsigned. 26990 (build_type_attribute_variant, type_hash_list): Likewise. 26991 (type_hash_lookup, type_hash_add, type_hash_canon): Likewise. 26992 (attribute_hash_list, build_array_type, build_method_type): Likewise. 26993 (build_complex_type): Likewise. 26994 (real_value_from_int_cst): Remove unneeded casts. 26995 (integer_all_onesp): Add casts. 26996 (tree_floor_log2, compare_tree_int): New functions. 26997 (build_index_type): Use tree_int_cst_sgn. 26998 * varasm.c (assemble_variable): Use compare_tree_int. 26999 270002000-03-06 Jason Merrill <jason@casey.cygnus.com> 27001 27002 * cpphash.c (collect_expansion): Also catch ## at start of macro. 27003 27004 * varasm.c (make_decl_rtl): Don't add a number to members of 27005 local classes. 27006 (make_function_rtl): Likewise. 27007 270082000-03-06 Alexandre Oliva <oliva@lsd.ic.unicamp.br> 27009 27010 * gcse.c (compute_can_copy): Adjust if/else blocks from rth's 27011 patch from 2000-01-28. 27012 270132000-03-06 Clinton Popetz <cpopetz@cygnus.com> 27014 27015 * config/sh/sh.c: (barrier_align): Handle a delay slot that is 27016 filled with an insn from the jump target. 27017 270182000-03-07 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 27019 27020 * config/c4x/c4x-protos.h (c4x_global_name): Constify char *. 27021 (c4x_external_ref): Likewise. 27022 * config/c4x/c4x.c (struct name_list): Likewise. 27023 270241999-12-16 Ben Collins <bcollins@debian.org> 27025 27026 * Makefile.in: Pass a new MULTILIB_EXCLUSIONS option as the sixth 27027 argument to genmultilib. 27028 * genmultilib: accept new MULTILIB_EXCLUSIONS option and output 27029 the contents into the multilib.h header. 27030 * gcc.c: Declare multilib_exclusions for the specs file. 27031 (set_multilib_dir): Use it. 27032 (print_multilib_info): Likewise. 27033 * t-linux64: Declare arguments for new MULTILIB_EXCLUSIONS option 27034 to pass to genmultilib. 27035 270362000-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 27037 27038 * builtins.c (built_in_class_names, built_in_names): Constify a 27039 char*. 27040 27041 * gmon-sol2.c (monstartup, moncontrol): Cast ptrs to long, not 27042 int. 27043 (_mcleanup): Ensure value matches format specifier in sprintf. 27044 27045 * cpphash.c (special_symbol): Don't needlessly cast away 27046 const-ness. 27047 27048 * cppinit.c (base_name): Delete unused prototype. 27049 27050 * mkdeps.c (deps_init): Make definition K&R safe. 27051 27052 * tree.h (built_in_class_names, built_in_names): Constify a 27053 char*. 27054 270552000-03-06 Jakub Jelinek <jakub@redhat.com> 27056 27057 * config/sparc/sparc.c (eligible_for_epilogue_delay): Accept 27058 floating point instructions for epilogue delay. 27059 27060 * config/sparc/sparc.h (ASM_ARCH64_SPEC): Pass -no-undeclared-regs 27061 to gas if it supports .register pseudo. 27062 27063 * real.h (MAX_LONG_DOUBLE_TYPE_SIZE): Define to 27064 LONG_DOUBLE_TYPE_SIZE if not defined. 27065 Use MAX_LONG_DOUBLE_TYPE_SIZE instead of 27066 LONG_DOUBLE_TYPE_SIZE in preprocessor if clauses. 27067 * real.c: Likewise. 27068 * gengenrtl.c: Likewise. 27069 * print-rtl.c: Likewise. 27070 * rtl.c: Likewise. 27071 * config/sparc/sol2-sld-64.h (TARGET_DEFAULT): Set 27072 MASK_LONG_DOUBLE_128. 27073 * config/sparc/sol2.h (TARGET_DEFAULT): Likewise. 27074 * config/sparc/sp64-elf.h (TARGET_DEFAULT): Likewise. 27075 * config/sparc/linux64 (TARGET_DEFAULT): Likewise. 27076 (SUBTARGET_SWITCHES): Define. 27077 (CPP_ARCH32_SPEC): Define __LONG_DOUBLE_128__ if compiling 27078 with -mlong-double-128. 27079 (LONG_DOUBLE_TYPE_SIZE): Define depending on target_flags. 27080 (MAX_LONG_DOUBLE_TYPE_SIZE): Define. 27081 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on CPP macros. 27082 (CC1_SPEC): Include -mlong-double-{64,128} as needed. 27083 * config/sparc/linux.h (SUBTARGET_SWITCHES): Define. 27084 (CPP_SUBTARGET_SPEC): Define __LONG_DOUBLE_128__ if compiling 27085 with -mlong-double-128. 27086 (LONG_DOUBLE_TYPE_SIZE): Define depending on target_flags. 27087 (MAX_LONG_DOUBLE_TYPE_SIZE): Define. 27088 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on CPP macros. 27089 * config/sparc/sparc.h (MASK_LONG_DOUBLE_128, 27090 TARGET_LONG_DOUBLE_128): Define. 27091 * config/sparc/linux-aout.h (LONG_DOUBLE_TYPE_SIZE): Remove. 27092 * config/sparc/sparc.c (sparc_override_options): Disallow 64bit 27093 long double on TARGET_ARCH64. 27094 270952000-03-06 Mark Mitchell <mark@codesourcery.com> 27096 27097 * function.c (free_temps_for_rtl_expr): Don't free slots 27098 that have been pushed into a higher level. 27099 27100 Revert this patch: 27101 2000-03-05 Mark Mitchell <mark@codesourcery.com> 27102 271032000-03-05 Mark Mitchell <mark@codesourcery.com> 27104 27105 * basic-block.h (ALLOCA_REG_SET): Remove. 27106 (INITIALIZE_REG_SET): New macro. 27107 * flow.c (update_life_info): Use it. 27108 (calculate_global_regs_live): Likewise. 27109 (propagate_block): Likewise. 27110 * global.c (build_insn_chain): Likewise. 27111 * haifa-sched.c (schedule_region): Likewise. 27112 271132000-03-05 Stephane Carrez <stcarrez@worldnet.fr> 27114 27115 * dwarf2out.c (UNALIGNED_WORD_ASM_OP): Support 2 bytes pointer. 27116 (ASM_OUTPUT_DWARF_ADDR_CONST): Use UNALIGNED_WORD_ASM_OP. 27117 (DWARF_ARANGES_PAD_SIZE): New define. 27118 (output_aranges): Use it to pad the address range header. 27119 (DWARF_ROUND): Fix for non power of 2 rounding. 27120 271212000-03-05 Jason Merrill <jason@casey.cygnus.com> 27122 27123 * mkdeps.c (deps_calc_target): Remove incorrect 'const'. 27124 271252000-03-05 Mark Mitchell <mark@codesourcery.com> 27126 27127 * tree.def (RTL_EXPR): Update documentation. 27128 * tree.h (RTL_EXPR_HAS_NO_SCOPE): New macro. 27129 * expr.c (expand_expr): Handle RTL_EXPR_HAS_NO_SCOPE. 27130 * function.c (preserve_rtl_expr_temp): New function. 27131 (preserve_rtl_expr_temps): Likewise. 27132 (preserve_rtl_expr_result): Use it. 27133 27134 Revert this patch: 27135 2000-03-04 Mark Mitchell <mark@codesourcery.com> 27136 271372000-03-04 Thomas Schuster <Thomas.Schuster@gmx.net> 27138 27139 * regmove.c (copy_src_to_dest) Do not create src->dest move 27140 for unchanging destination. 27141 271422000-03-04 Mark Mitchell <mark@codesourcery.com> 27143 27144 * function.h (struct sequence_stack): Remove rtl_expr. 27145 (struct emit_staus): Likewise. 27146 (seq_rtl_expr): Remove. 27147 * tree.h (free_temps_for_rtl_expr): Don't declare. 27148 (start_sequence_for_rtl_expr): Likewise. 27149 * rtl.h (preserve_rtl_expr_result): Likewise. 27150 * emit-rtl.c (start_sequence): Don't set sequence_rtl_expr. 27151 (start_sequence_for_rtl_expr): Remove. 27152 (push_topmost_sequence): Don't save sequence_rtl_expr. 27153 (pop_topmost_sequence): Remove comment about not restoring it. 27154 (end_sequence): Don't set seq_rtl_expr. 27155 (init_emit): Don't initialize it. 27156 (mark_sequence_stack): Don't mark it. 27157 (mark_emit_status): Likewise. 27158 * except.c (protect_with_terminate): Use 27159 start_sequence_for_rtl_expr, not start_sequence. 27160 * expr.c (expand_expr, case RTL_EXPR): Don't call 27161 preserve_rtl_expr_result or free_temps_for_rtl_expr. 27162 * function.c (assign_stack_temp_for_type): Don't set rtl_expr. 27163 (preserve_rtl_expr_result): Remove. 27164 (free_temps_for_rtl_expr): Likewise. 27165 (pop_temp_slots): Likewise. 27166 (mark_temp_slot): Don't mark the rtl_expr. 27167 * stmt.c (expand_start_stmt_expr): Use start_sequence, not 27168 start_sequence_for_rtl_expr. 27169 271702000-03-04 Zack Weinberg <zack@wolery.cumb.org> 27171 27172 * mkdeps.c, mkdeps.h: New files. 27173 * po/POTFILES.in: Add them. 27174 * Makefile.in (LIBCPP_OBJS): Add mkdeps.o. 27175 (cpplib.o, cppinit.o): Depend on mkdeps.h. 27176 (mkdeps.o): New target. 27177 27178 * cppfiles.c: Delete deps_output. 27179 * cppinit.c: Include mkdeps.h. Delete known_suffixes, 27180 OBJECT_SUFFIX, and base_name. 27181 (cpp_cleanup): Use deps_free. Free ihash->name when clearing 27182 the include hash. 27183 (initialize_dependency_output): Use deps_init, 27184 deps_add_target, deps_calc_target, and deps_add_dep. Remove 27185 all the unnecessary string bashing. 27186 (cpp_finish): Use deps_write. Remove an unnecessary nesting 27187 level. 27188 * cpplib.c (do_include): Use deps_add_dep. 27189 * cpplib.h (struct cpp_reader): Replace deps_buffer, 27190 deps_allocated_size, deps_size, deps_column members with 27191 single pointer to a struct deps. Delete prototype of 27192 deps_output. 27193 27194 * cppinit.c: Fix thinko in previous patch. 27195 27196Sat Mar 4 11:32:30 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 27197 27198 * machmode.h (mode_for_size, smallest_mode_for_size): SIZE now signed. 27199 * stor-layout.c (mode_for_size, smallest_mode_for_size): Likewise. 27200 (mode_for_size_tree): New function. 27201 (layout_decl, layout_type): Call it and clean up BLKmode checks. 27202 * tree.h (mode_for_size_tree): New declaration. 27203 27204 * toplev.c (debug_ignore_block): Mark arg BLOCK as possibly unused. 27205 272062000-03-04 Jason Merrill <jason@casey.cygnus.com> 27207 27208 * stmt.c (is_body_block): Move... 27209 * dwarfout.c, dwarf2out.c: ...from here. 27210 * tree.h: Declare it. 27211 * emit-rtl.c (remove_unnecessary_notes): Don't remove the body block. 27212 * final.c (final_start_function): Do call remove_unnecessary_notes 27213 when scheduling. 27214 272152000-03-03 Zack Weinberg <zack@wolery.cumb.org> 27216 27217 * config/vax/xm-vms.h: Define OBJECT_SUFFIX and EXECUTABLE_SUFFIX. 27218 27219 * cpplib.h (_dollar_ok): New macro. 27220 (is_idchar, is_idstart): Use it. 27221 (IStable): Rename to _cpp_IStable. Declare it const if 27222 gcc >=2.7 or C99. Delete all references to FAKE_CONST. 27223 (is_idchar, is_idstart, is_numchar, is_numstart, is_hspace, 27224 is_space): Update for renamed IStable. 27225 27226 * cppinit.c: Delete all references to FAKE_CONST and CAT 27227 macros. Define init_IStable as empty macro if gcc >=2.7 or 27228 C99. Change TABLE() to ISTABLE and hardcode name of table. 27229 (cpp_start_read): Don't change the IStable based on 27230 dollars_in_ident. 27231 27232 * cpphash.c (unsafe_chars): Add pfile argument. All callers 27233 changed. Handle '$' for char1 correctly. 27234 * cpplib.c (cpp_get_token): Use is_numchar when parsing numbers. 27235 27236 * cppexp.c (tokentab2): Make const. 27237 (cpp_lex): Make toktab const. 27238 * cppinit.c (include_defaults_array): Make const. 27239 (initialize_standard_includes): Make default_include const. 27240 272412000-03-03 Jason Merrill <jason@casey.cygnus.com> 27242 27243 * dwarf2out.c (dwarf2out_frame_debug): Add cast to silence warning. 27244 (dwarf2out_decl): Functions can now have DECL_IGNORED_P. 27245 (gen_decl_die): Likewise. 27246 * dwarfout.c (dwarfout_file_scope_decl): Likewise. 27247 (output_decl): Likewise. 27248 27249 * varasm.c (make_function_rtl): If we change the name used in the 27250 rtl, update DECL_ASSEMBLER_NAME accordingly. 27251 (make_decl_rtl): Likewise. 27252 27253 * toplev.c (rest_of_compilation): Tweak formatting. 27254 27255 * toplev.c (rest_of_compilation): find_loop_tree_blocks before 27256 remove_unnecessary_notes. 27257 (debug_ignore_block): New fn. 27258 * toplev.h: Declare it. 27259 * emit-rtl.c (remove_unnecessary_notes): Call it. 27260 * dwarf2out.c (dwarf2out_ignore_block): New fn. 27261 * dwarf2out.h: Declare it. 27262 * final.c (final_start_function): Don't call remove_unnecessary_notes 27263 if we did insn scheduling. 27264 272652000-03-03 Zack Weinberg <zack@wolery.cumb.org> 27266 27267 * cppinit.c (cpp_handle_option): Set opts->pedantic directly. 27268 * cpplib.h: Delete SET_CPP_PEDANTIC. 27269 27270Fri Mar 3 14:56:12 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 27271 27272 * expr.c (expand_expr, case COMPONENT_REF): Use bitfield case if 27273 result is a RECORD_TYPE. 27274 272752000-03-03 Jonathan Larmour <jlarmour@cygnus.co.uk> 27276 27277 * mips/elf.h (CTOR_LISTS_DEFINED_EXTERNALLY): Added. 27278 272792000-03-03 Richard Henderson <rth@cygnus.com> 27280 27281 * alpha.c (alpha_emit_set_const_1): Re-order cases to prefer 27282 addition over compliments over shifts. 27283 27284Fri Mar 3 12:49:28 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 27285 27286 * reload1.c (reload_combine_note_use): Handle return register USEs. 27287 REG case: Handle multi-hard-register hard regs. 27288 27289Fri Mar 3 07:38:34 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 27290 27291 * md.texi: Document use of '*' in insn pattern name. 27292 272932000-03-03 Jason Merrill <jason@casey.cygnus.com> 27294 27295 * calls.c (special_function_p): operator new may not be malloc-like. 27296 27297 * gcse.c (dump_hash_table): Really fix error in last change. 27298 272992000-03-02 Denis Chertykov <denisc@overta.ru> 27300 27301 * avr.c (print_operand): Use print_operand_address instead of 27302 output_addr_const. 27303 * avr/libgcc.S: Cleanup code. 27304 273052000-03-02 Richard Henderson <rth@cygnus.com> 27306 27307 * alpha.c (alpha_emit_set_const_1): Also try c + small constant. 27308 273092000-03-02 Mark Mitchell <mark@codesourcery.com> 27310 27311 * tree.h (TYPE_ALIGN_UNIT): New macro. 27312 273132000-03-02 Clinton Popetz <cpopetz@cygnus.com> 27314 27315 * i386.c: (constant_call_address_operand): Reject CONST_INT. 27316 273172000-03-02 Jason Merrill <jason@casey.cygnus.com> 27318 27319 * cpplib.h (CPP_PEDANTIC): Only true if system_header_p is not set 27320 for the buffer. 27321 (SET_CPP_PEDANTIC): New macro. 27322 * cpplib.c (do_include): Don't bother checking system_header_p. 27323 (do_warning, do_ident, do_assert, do_unassert): Likewise. 27324 * cppinit.c (cpp_handle_option): Use SET_CPP_PEDANTIC. 27325 27326 * function.h (struct expr_status): Add x_arg_space_so_far. 27327 (arg_space_so_far): New macro. 27328 * expr.c (init_expr): Initialize it. 27329 * calls.c (emit_call_1): Reset it. 27330 (compute_argument_block_size, expand_call): Use it. 27331 (expand_call, store_one_arg): Increment it. 27332 27333Thu Mar 2 17:27:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 27334 27335 * varasm.c (output_constant): Strip off a CONVERT_EXPR to 27336 a UNION_TYPE. 27337 273382000-03-02 Zack Weinberg <zack@wolery.cumb.org> 27339 27340 * cppfiles.c (cpp_read_file): New function. 27341 27342 * cpphash.c (collect_expansion): Make sure to reset last_token 27343 to NORM when we hit a string. Handle trailing whitespace 27344 properly when the expansion is empty. 27345 (create_definition): Disable line commands while parsing the 27346 directive line. 27347 (dump_definition): If pfile->lineno == 0, output a line 27348 command ahead of the dump, and add a trailing newline. 27349 27350 * cppinit.c (append_include_chain): Add fifth argument, which 27351 indicates whether or not system headers are C++ aware. 27352 (initialize_standard_includes): New function, 27353 broken out of read_and_prescan. Pass 'cxx_aware' value from 27354 the include_defaults_array on to append_include_chain. 27355 (dump_special_to_buffer): Const-ify char array. 27356 (builtin_array): Don't dump __BASE_FILE__. 27357 (cpp_start_read): Use cpp_read_file. Reorder code for 27358 clarity. Don't output line commands here for -D/-A/-U 27359 switches. Don't call deps_output for files included with 27360 -include or -imacros. 27361 27362 * cpplib.c (do_define): Don't pay any attention to the second 27363 argument. 27364 (cpp_expand_to_buffer): Disable line commands while scanning. 27365 (output_line_command): Work in the file buffer. 27366 * cpplib.h: Remove no_record_file flag from struct cpp_reader. 27367 Fix formatting of comments. Prototype cpp_read_file. 27368 27369Thu Mar 2 13:29:46 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 27370 27371 * c-common.c (c_common_nodes_and_builtins): Make sizetype_endlink 27372 reference the language-equivalent of sizetype. 27373 * c-typeck.c (comptypes): Treat sizetype like its language equivalent. 27374 * fold-const.c (size_binop, size_diffop): Put back checks. 27375 * gcse.c (dump_hash_table): Fix minor error in last change. 27376 * stor-layout.c (set_sizetype): Set TYPE_DOMAIN of sizetype. 27377 Clear TYPE_{NEXT,MAIN}_VARIANT and TYPE_{POINTER,REFERENCE}_to of 27378 all sizetypes. 27379 27380Thu Mar 2 12:48:45 MET 2000 Jan Hubicka <jh@suse.cz> 27381 27382 * calls.c (expand_call) Do not attempt to combine stack adjustments 27383 with inhibit_defer_pop set. 27384 273852000-03-01 Mark Mitchell <mark@codesourcery.com> 27386 27387 * stor-layout.c (layout_decl): Allow front-ends to explicitly set 27388 the DECL_SIZE for a FIELD_DECL. 27389 273902000-03-01 Bruce Korb <bkorb@gnu.org> 27391 27392 * fixinc/inclhack.tpl: remove unused symlinks 27393 * fixinc/README: GCC Maintainer info 27394 * fixinc/inclhack.sh: regen 27395 * fixinc/fixincl.sh: regen 27396 273972000-03-01 Zack Weinberg <zack@wolery.cumb.org> 27398 27399 * cpphash.c (collect_expansion): Trim trailing white space 27400 from macro definitions, but don't go past the last insertion 27401 point. 27402 27403Wed Mar 1 12:14:31 MET 2000 Jan Hubicka <jh@suse.cz> 27404 27405 * i386.md (mulqi3): New pattern. 27406 274072000-02-29 Zack Weinberg <zack@wolery.cumb.org> 27408 27409 * cpplib.h (CPP_ASSERTION, CPP_STRINGIZE, CPP_TOKPASTE): New 27410 token types. 27411 (struct cpp_reader): Add parsing_if_directive and 27412 parsing_define_directive flags. 27413 (struct cpp_options): Remove output_conditionals flag. 27414 (check_macro_name): Delete prototype. 27415 27416 * cpphash.h (struct macrodef): Delete. 27417 (struct reflist): Separate from struct definition. 27418 (struct definition): Remove unused fields. Add column number. 27419 (create_definition): Returns a DEFINITION *. Takes a 27420 cpp_reader * and an int. 27421 27422 * cpphash.c (SKIP_WHITE_SPACE): Delete. 27423 (PEEKC): Copy defn from cpplib.c. 27424 (rest_extension, REST_EXTENSION_LENGTH): Delete. 27425 (struct arg): New. 27426 (struct arglist): Simplify. 27427 (collect_expansion): Rewrite. Get tokens by calling 27428 cpp_get_token. Add more error checking. 27429 (collect_formal_parameters): New function, broken out of 27430 create_definition and reworked to use get_directive_token. 27431 (create_definition): All real work is now in collect_expansion 27432 and collect_formal_parameters. do_define handles finding the 27433 macro name. Return a DEFINITION, not a MACRODEF. 27434 (macroexpand): Replace bcopy with memcpy throughout. Replace 27435 character-at-a-time copy loop with memcpy and pointer increments. 27436 (compare-defs): d1->argnames / d2->argnames might be null. 27437 27438 * cpplib.c (copy_rest_of_line): Delete function. 27439 (skip_rest_of_line): Do all the work ourselves. 27440 (skip_string): New function. 27441 (parse_string): Use skip_string. 27442 (get_macro_name): New function. 27443 (check_macro_name): Delete. 27444 (copy_comment): Use CPP_RESERVE and CPP_PUTC_Q. 27445 (cpp_skip_hspace): Use CPP_BUMP_LINE. 27446 (handle_directive): ICE if we're called on a macro buffer. 27447 (do_define): Determine macro name and type (funlike/objlike) 27448 here. Expunge all uses of MACRODEF. 27449 (cpp_push_buffer): Set line_base to NULL. 27450 (do_undef, read_line_number): Don't worry about getting a POP token. 27451 (eval_if_expression): Set/reset parsing_if_directive around 27452 cpp_parse_expr. Don't clear only_seen_white. 27453 (skip_if_group): Remove output_conditionals logic. Use 27454 skip_rest_of_line. 27455 (cpp_get_token): Return ASSERTION, STRINGIZE, and TOKPASTE 27456 tokens under appropriate conditions. 27457 (cpp_unassert): Call do_unassert not do_assert. Oops. 27458 27459 * cppexp.c (parse_defined): New function, break out of 27460 cpp_lex. 27461 (cpp_lex): We now get CPP_ASSERTION tokens and can check them 27462 ourselves, with cpp_defined. 27463 * cppinit.c (cpp_handle_option, print_help): Delete -ifoutput. 27464 27465 * gcc.dg/20000209-2.c: Turn off -pedantic-errors. 27466 * gcc.dg/strpaste-2.c: New. 27467 274682000-02-29 Mark Mitchell <mark@codesourcery.com> 27469 27470 * fold-const.c (size_binop): Don't asert inputs are the same and 27471 have TYPE_IS_SIZETYPE set. 27472 (size_diffop): Likewise. 27473 274742000-02-29 Jason Merrill <jason@casey.cygnus.com> 27475 27476 * dwarfout.c (output_block): Output abstract blocks even if they 27477 don't have TREE_ASM_WRITTEN set. 27478 27479 * calls.c (emit_library_call): Check for null REG. 27480 274812000-03-01 Martin von Löwis <loewis@informatik.hu-berlin.de> 27482 27483 * c-decl.c (current_function_decl): Move to toplev.c. 27484 (init_decl_processing): Don't add current_function_decl as a ggc 27485 root here. 27486 * dbxout.c (dbxout_symbol): Change return type to int. 27487 (dbxout_symbol_location, dbxout_syms): Likewise. 27488 (dbxout_block): Don't emit LBRAC/RBRAC pairs for blocks without 27489 any locals. Use current_function_func_begin_label if set. 27490 * dbxout.h (dbxout_symbol, dbxout_syms): Change return type. 27491 * dwarf2out.c (dwarf2out_begin_prologue): Set 27492 current_function_func_begin_label. 27493 * final.c (final_start_function): Reset it. 27494 * toplev.c (current_function_decl): Define it here. 27495 (current_function_func_begin_label): New variable. 27496 (main): Add both as ggc roots. 27497 * tree.h (current_function_func_begin_label): Declare. 27498 27499Tue Feb 29 14:07:04 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 27500 27501 * gcse.c: Cleanups throughout: mostly white-space, but also 27502 some minor rearrangement of code. 27503 27504Tue Feb 29 10:45:59 2000 Jeffrey A Law (law@cygnus.com) 27505 27506 * calls.c (emit_library_call): Do not abort if FUNCTION_ARG 27507 returns a PARALLEL. Use emit_group_load and use_group_regs 27508 as needed. 27509 (emit_library_call_value): Similarly. 27510 27511 * pa/t-pa: Use quadlib.c instead of quadlib.asm. 27512 * pa/quadlib.asm: Remove. 27513 * pa/quadlib.c: New file. 27514 27515 * configure.in (hpux10, hpux11, PA32 mode): Use i128 float format. 27516 * configure: Rebuilt. 27517 275182000-02-29 Philip Blundell <pb@futuretv.com> 27519 27520 * config/arm/conix-elf.h: New file. 27521 * configure.in (arm*-*-conix*): New configuration. 27522 * configure: Regenerate. 27523 275242000-02-28 Jason Merrill <jason@casey.cygnus.com> 27525 27526 * dwarf2out.c (gen_block_die): Output abstract blocks even if they 27527 don't have TREE_ASM_WRITTEN set. 27528 27529Mon Feb 28 21:07:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 27530 27531 * Eliminate DECL_FIELD_SIZE. 27532 * builtins.c (built_in_class_names, built_in_names): New variables. 27533 * c-decl.c (finish_struct): Set specified size in DECL_SIZE. 27534 * expr.c (expand_expr, case COMPONENT_REF): Get field size from 27535 DECL_SIZE, not DECL_FIELD_SIZE. 27536 * print-tree.c (print_node): Remove code that prints extra blank 27537 lines in some cases. 27538 Properly handle inline and builtin function cases. 27539 * stor-layout.c (layout_decl): Get specified size from DEC_SIZE. 27540 * tree.h (built_in_class_named, built_in_names): New declarations. 27541 (union tree_decl): Rename internal unions to u1 and u2 and change 27542 some of their components. 27543 Add new field built_in_class. 27544 (DECL_ALIGN, DECL_INCOMING_RTL, DECL_SAVED_INSNS, DECL_FRAME_SIZE): 27545 Reflect above changes. 27546 (DECL_FUNCTION_CODE, DECL_BUILT_IN_CLASS): Likewise. 27547 (DECL_SET_FUNCTION_CODE, DECL_FIELD_SIZE): Deleted. 27548 * objc/objc-act.c (objc_copy_list): Use DECL_SIZE, not DECL_FIELD_SIZE. 27549 (encode_field_decl): Likewise; also remove obsolete test for bitfield. 27550 275512000-02-28 Dmitri Makarov <dim@windriver.com> 27552 27553 * extend.texi: Document ARM's support for long/short calls. 27554 27555 * invoke.texi: Document ARM's -mlong-calls command line switch. 27556 27557 * config/arm/arm-protos.h (arm_is_longcall_p): Add prototype. 27558 (arm_encode_call_attribute): Add prototype. 27559 (arm_set_default_type_attribute): Add prototype. 27560 (arm_strip_name_encoding): Add prototype. 27561 27562 * config/arm/arm.c (arm_init_cumulative_args): replace 27563 initialisation og 'long_calls' field with initialisation of 27564 'call_cookie' field. 27565 (enum arm_pragma_enum): New enum. 27566 (arm_pragma_long_calls): New static variable. 27567 (arm_process_pragma): Also process "#pragma long_calls_off". 27568 (arm_valid_type_attribute_p): Accept short_call attribute. 27569 (arm_comp_type_attributes): Check long/short call attributes. 27570 (arm_encode_call_attribute): New function: Encode long_call 27571 or short_call attribute in function name. 27572 (arm_set_default_type_attributes): New function: Assign 27573 default attributes to newly defined type. 27574 (current_file_function_operand): New function: Return true if 27575 the symbol is a function which has already been compiled. 27576 (arm_is_longcall_p): New function: Return true if the 27577 indicated function should be called via a long call. 27578 (arm_get_strip_length): New function. Returns number of 27579 prefix characters to be stripped from a function's name. 27580 (arm_strip_name_encoding): New function. Strip prefix characters 27581 from a function's name. 27582 27583 * config/arm/arm.h (CUMULATIVE_ARGS): Replace 'long_call' field 27584 with 'call_cookie'. 27585 (SHORT_CALL_FAG_CHAR): Define. 27586 (LONG_CALL_FAG_CHAR): Define. 27587 (ENCODED_SHORT_CALL_ATTR_P): Define. 27588 (ENCODED_LONG_CALL_ATTR_P): Define. 27589 (ARM_NAME_ENCODING_LENGTHS): Define. 27590 (STRIP_NAME_ENCODING): Define. 27591 (ASM_OUTPUT_LABELREF): Define, and use to strip name encoding. 27592 (ARM_ENCODE_CALL_TYPE): Define. 27593 (ENCODE_SECTION): Invoke ARM_ENCODE_CALL_TYPE. 27594 (ARM_DECLARE_FUNCTION_SIZE): Define. 27595 (SET_DEFAULT_TYPE_ATTRIBUTES): Define. 27596 27597 * config/arm/arm.md (call): Call arm_is_longcall_p to decide 27598 if a long call is needed. 27599 (call_value): Ditto. 27600 (call_symbol): Ditto. 27601 27602 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Add invocation of 27603 ARM_DECLARE_FUNCTION_SIZE. 27604 27605 * config/arm/pe.h (ARM_PE_FLAG_CHAR): Define. 27606 (SUBTARGET_NAME_ENCODING_LENGTHS): Define. 27607 (ARM_STRIP_NAME_ENCODING): Undefine. 27608 (STRIP_NAME_ENCODING): Undefine. 27609 (ASM_OUTPUT_LABELREF): Use arm_strip_name_encoding. 27610 (ASM_DECLARE_FUNCTION_NAME): Ditto. 27611 (ASM_OUTPUT_COMMON): Ditto. 27612 (ASM_DECLARE_OBJECT_NAME): Ditto. 27613 27614 * config/arm/pe.c (arm_dllexport_name_p): Check for 27615 ARM_PE_FLAG_CHAR. 27616 (arm_dllimport_name_p): Ditto. 27617 (arm_mark_dllexport): Use ARM_PE_FLAG_CHAR. 27618 (arm_mark_dllimport): Ditto. 27619 27620Mon Feb 28 22:11:12 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 27621 27622 * sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Define. 27623 276242000-02-28 Mark Mitchell <mark@codesourcery.com> 27625 27626 * xcoffout.c (xcoffout_begin_function): Fix typo in previous change. 27627 276282000-02-28 Zack Weinberg <zack@wolery.cumb.org> 27629 27630 * tm.texi: Document new target switch, NO_BUILTIN_WCHAR_TYPE. 27631 * cppinit.c (builtin_array): Define __WCHAR_TYPE__ only if 27632 NO_BUILTIN_WCHAR_TYPE is not defined. 27633 (CPP_WCHAR_TYPE): Delete. 27634 * cccp.c (main): Don't change wchar_type if cplusplus. 27635 (special_symbol, initialize_builtins): Honor NO_BUILTIN_WCHAR_TYPE. 27636 276372000-02-28 Nick Clifton <nickc@cygnus.com> 27638 27639 * config/arm/arm-wince-pe.h (SIZE_TYPE): Define to "unsigned long". 27640 27641Mon Feb 28 14:21:15 2000 Catherine Moore <clm@cygnus.com> 27642 27643 * config/pa/som.h (MAKE_DECL_ONE_ONLY): Define. 27644 (ASM_WEAKEN_LABEL): Define. 27645 27646Mon Feb 28 13:07:19 MET 2000 Jan Hubicka <jh@suse.cz> 27647 27648 * expr.c (store_constructor): Do not emit USE. 27649 * rtl.h (stupid_life_analysis): Remove. 27650 27651Mon Feb 28 07:03:27 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 27652 27653 * function.c (number_blocks): Reset next_block_index based on 27654 what debugging format is used, not what is defined. 27655 27656 * lcm.c: Minor reformatting throughout. 27657 (reg_dies, reg_becomes_live): Properly handle multiple hard regs. 27658 27659 * toplev.c (rest_of_compilation): Account for time in 27660 optimize_mode_switching. 27661 27662 * jump.c (jump_optimize_1): Don't call delete_barrier_successors 27663 if only marking labels. 27664 27665Mon Feb 28 12:53:57 MET 2000 Jan Hubicka <jh@suse.cz> 27666 27667 * calls.c (expand_call): Attempt to combine stack adjustments with 27668 pending stack adjustments. 27669 27670Mon Feb 28 11:34:43 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 27671 27672 * loop.c (reg_in_basic_block_p): Don't abort when falling through 27673 to the end of the function. 27674 276752000-02-27 Mark Mitchell <mark@codesourcery.com> 27676 27677 * emit-rtl.c (remove_unnecessary_notes): Remove notes for empty 27678 blocks. 27679 * final.c (next_block_index): Remove. 27680 (max_block_depth): Likewise. 27681 (pending_blocks): Likewise. 27682 (init_final): Don't initialize them. 27683 (final_start_function): Don't set next_block_index. Set up 27684 BLOCK_NUMBER. 27685 (final_scan_insn): Use BLOCK_NUMBER, not next_block_index. 27686 * function.h (number_blocks): New function. 27687 * function.c (get_block_vector): New function. 27688 (identify_blocks): Use it. 27689 (reorder_blocks): Set NOTE_BLOCK. 27690 (number_blocks): New function. 27691 * tree.def (BLOCK): Add documentation for TREE_ASM_WRITTEN flag. 27692 * tree.h (BLOCK_NUMBER): New macro. 27693 (tree_block): Add block_num field. 27694 * dbxout.c (next_block_number): Remove. 27695 (dbxout_init): Don't set it. 27696 (dbxout_block): Only output blocks that have TREE_ASM_WRITTEN 27697 set. Use BLOCK_NUMBER, rather than next_block_num, to determine 27698 block numbers. 27699 * toplev.c (rest_of_compilation): Always call 27700 find_loop_tree_blocks. Fix indentation. 27701 * dwarf2out.c (next_block_number): Remove. 27702 (gen_lexical_block_die): Use BLOCK_NUMBER, not next_block_number, 27703 to determine block numbers. 27704 (gen_inlined_subroutine_die): Likewise. 27705 (gen_block_die): Only output blocks that have TREE_ASM_WRITTEN set. 27706 (decls_for_scope): Don't increment next_block_number. 27707 * dwarfout.c (next_block_number): Remove. 27708 (output_lexical_block_die): Use BLOCK_NUMBER, not next_block_number, 27709 to determine block numbers. 27710 (output_inlined_subroutine_die): Likewise. 27711 (output_block): Only output blocks that have TREE_ASM_WRITTEN set. 27712 (output_decls_for_scope): Don't increment next_block_number. 27713 * sdbout.c (next_block_number): Remove. 27714 (sdbout_block): Use BLOCK_NUMBER. 27715 (sdbout_begin_block): Simplify. 27716 * xcoffout.c (next_block_number): Remove. 27717 (xcoffout_block): Use BLOCK_NUMBER, not next_block_number. 27718 (xcoffout_begin_block): Don't set next_block_number. 27719 (xcoffout_begin_function): Likewise. Use BLOCK_NUMBER, not 27720 next_block_number. 27721 27722Sun Feb 27 16:40:33 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 27723 27724 * builtins.c (c_strlen): Use size_diffop and return ssizetype value. 27725 (expand_builtin_strcpy): Pass correct type to size_binop. 27726 (expand_builtin_strcmp): Likewise. 27727 Clean up conditional structure. 27728 * c-decl.c (init_decl_processing): Don't call set_sizetype twice. 27729 (complete_array_type): Don't use size_binop for MAXINDEX. 27730 * c-typeck.c (c_sizeof): Use size_one_node and TYPE_SIZE_UNIT. 27731 (c_sizeof_nowarn, c_size_in_bytes): Likewise. 27732 (c_alignof): Use size_one_node. 27733 (build_unary_op): Pass arg of proper type to size_binop. 27734 (really_start_incremental_init, push_init_level): Use sizetype for 27735 constructor{,_bit,_unfilled}_index. 27736 (pop_init_label, output_init_element): Likewise. 27737 (output_pending_init_elements, process_init_element): Likewise. 27738 * calls.c (compute_argument_block_size): Field VAR is ssizetype. 27739 * expr.c (store_expr): Use size_int. 27740 (store_constructor): Use proper types for size_binop args. 27741 (get_inner_reference, expand_expr, case ARRAY_REF): Likewise. 27742 (expand_expr_unaligned): Likewise. 27743 (string_contant): Return object of sizetype. 27744 * expr.h (SUB_PARM_SIZE): Call size_diffop and pass proper types. 27745 (ARGS_SIZE_RTX): Call ARGS_SIZE_TREE. 27746 (ARGS_SIZE_TREE): Pass proper types to size_binop. 27747 * fold-const.c (int_const_binop): Refine when size_int is called. 27748 (fold_convert): Likewise. 27749 (size_int_wide): Rework to take KIND as arg, only take low order 27750 bits, handle new sizetype_tab datatype, and chain entries in 27751 size_table. 27752 (size_int_type_wide): New function. 27753 (size_binop): Validate types of arguments. 27754 (ssize_binop): Deleted. 27755 (size_diffop): New function. 27756 (extract_muldiv): Only fold division into multiplication for sizetypes. 27757 * function.c (assign_parms): Use size_diffop and make sure 27758 VAR field is of ssizetype; also pass proper type to size_binop. 27759 (locate_and_pad_parm, pad_to_arg_alignment): Likewise. 27760 (round_down): Deleted from here. 27761 * store-layout.c (sizetype_tab): Now an array. 27762 (sizetype_set, early_root_list): New variables. 27763 (variable_size): Use size_one_node. 27764 (round_up): Pass proper type to size_binop. 27765 (round_down): Moved to here and corrected as above. 27766 (layout_record): Pass proper arg types to size_binop. 27767 (layout_type): Likewise. 27768 If sizetype_set is zero, record the type just laid out. 27769 (make_unsigned_type): Don't call set_sizetype; 27770 (make_signed_type): Likewise; also, call fixup_signed_type. 27771 (initialize_sizetypes): New function. 27772 (set_sizetype): Make copy of types, set TYPE_IS_SIZETYPE, and 27773 set name of bitsizetype to "bit_size_type". 27774 Fix up type of sizes of all types made before call. 27775 * tm.texi (ROUND_TYPE_SIZE_UNIT): New macro. 27776 * tree.c (fix_sizetype): Deleted. 27777 (build_common_tree_nodes): Call initialize_sizetypes. 27778 (build_common_tree_nodes_2): Don't call fix_sizetype. 27779 * tree.h (TYPE_IS_SIZETYPE): New macro. 27780 (initialize_sizetype): New declaration. 27781 (enum size_type_kind): New type. 27782 (struct sizetype_tab): Deleted. 27783 (sizetype_tab): Now array; adjust sizetype macros. 27784 (size_diffop, size_int_type_wide): New functions. 27785 (size_int_wide): Change number of args and type; access macros changed. 27786 (ssize_int, sbitsize_int): New macros. 27787 * config/i960/i960.h (ROUND_TYPE_SIZE): Use size_int. 27788 (ROUND_TYPE_SIZE_UNIT): New macro. 27789 277902000-02-27 Zack Weinberg <zack@wolery.cumb.org> 27791 27792 * c-lex.c (putback_buffer): Make 'buffer' an unsigned char *. 27793 27794Sun Feb 27 07:44:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 27795 27796 * gcov-io.h (__fetch_long, __store_long, __read_long, __write_long): 27797 Mark as possibly unused. 27798 27799 * cse.c (cse_insn): Delete dead code involving tablejump. 27800 Pass CODE_LABEL, not LABEL_REF to gen_jump and reset INSN_CODE. 27801 27802 * Makefile.in (libcpp.a): Start by deleting it. 27803 278042000-02-27 Alexandre Oliva <oliva@lsd.ic.unicamp.br> 27805 27806 * cpplib.h (enum file_change_code): Added rename_file. 27807 * cpplib.c (do_line): If a filename is given, set file_change to 27808 rename_file. 27809 (output_line_command): If file_change is rename_file, always 27810 output a # directive with the file name. 27811 27812 * cpplib.c (do_pragma): Accept #pragma without consecutive token. 27813 278142000-02-26 Mark Mitchell <mark@codesourcery.com> 27815 27816 * integrate.c (copy_decl_for_inlining): Preserve TREE_ADDRESSABLE 27817 when copying a PARM_DECL or RESULT_DECL. 27818 278192000-02-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 27820 27821 * fix-header.c (recognized_function): Also fix prototypes for 27822 functions taking "void". 27823 278242000-02-26 Geoff Keating <geoffk@cygnus.com> 27825 27826 * reload1.c (do_output_reload): Check reg_reloaded_valid before 27827 looking at reg_reloaded_contents. 27828 278292000-02-26 Zack Weinberg <zack@wolery.cumb.org> 27830 27831 * Makefile.in (STMP_FIXINC): New toggle. 27832 (LIBGCC2_DEPS): Delete all references. 27833 (stmp-headers): Delete target. All references either deleted 27834 or changed to stmp-int-headers. 27835 (all.cross): Don't depend on stmp-headers or STMP_FIXPROTO. 27836 (LIBCPP_OBJS): Take out cppalloc.o. 27837 (cppalloc.o): Delete target. 27838 (stmp-int-hdrs): Depend on $(STMP_FIXINC). 27839 (gen-protos, fix-header): Link with libiberty.a. 27840 * build-make: Don't change FIXINCLUDES. Override STMP_FIXINC 27841 to empty. 27842 27843 * configure.in: Remove refs to strerror. 27844 * acconfig.h: Take out NEED_DECLARATION_STRERROR. 27845 * system.h: Take out strerror stanza. 27846 27847 * cpperror.c (my_strerror): Delete function. 27848 (cpp_error_from_errno, cpp_notice_from_errno): Use xstrerror. 27849 * cppmain.c (main): Call xmalloc_set_program_name first thing. 27850 * cppalloc.c: Delete file. 27851 * gen-protos.c: Don't provide xrealloc. 27852 27853 * fixinc/fixincl.c, fixinc/fixlib.c, fixinc/procopen.c: Use 27854 xstrerror throughout. 27855 278562000-02-26 Bruce Korb <bkorb@gnu.org> 27857 27858 * fixinc/inclhack.def (undefine_null): the bypass pattern needs to 27859 match for DOS headers, too. 27860 * fixinc/inclhack.sh,fixincl.x: Regenerate. 27861 278622000-02-26 Geoff Keating <geoffk@cygnus.com> 27863 27864 * config/elfos.h (ASM_OUTPUT_LABELREF): Don't define. The default 27865 is right for most ELF targets. 27866 * config/ns32k/ns32k.h (ASM_OUTPUT_LABELREF): Don't define. 27867 Let the default file use %U properly. 27868 * config/sh/elf.h (ASM_OUTPUT_LABELREF): Don't define. Use the 27869 default. 27870 27871 * config/fp-bit.c (pack_d): Properly handle rounding of denormal 27872 numbers. 27873 27874Sat Feb 26 09:39:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 27875 27876 * toplev.c (documented_lang_options): Correct spelling error. 27877 (decode_d_option, decode_f_option, main): Likewise. 27878 27879 * toplev.c (print_time): Avoid SIGFPE when all_time is zero. 27880 27881 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Use .set at 27882 to tell assembler it is permitted to expand large constants. 27883 278842000-02-25 Mumit Khan <khan@xraylith.wisc.edu> 27885 27886 * protoize.c: (AUX_INFO_SUFFIX): New macro. 27887 (aux_info_suffix): Use. 27888 (SAVE_SUFFIX): New macro. 27889 (save_suffix): Use. 27890 (munge_compile_parms): Fix typo in NUL. DJGPP supports /dev/null. 27891 (gen_aux_info_file): Use aux_info_suffix instead of ".X". 27892 (edit_file): Handle 8.3 restriction for DOS/DJGPP filenames. 27893 27894 * invoke.texi (Running Protoize): Update documentation. 27895 278962000-02-25 Mark Elbrecht <snowball3@bigfoot.com> 27897 27898 * i386/djgpp.h (CPP_PREDEFINES): Remove Unix defines. 27899 279002000-02-25 John Wehle (john@feith.com) 27901 27902 * rtlanal.c (find_last_value): Allow NULL_RTX for valid_to. 27903 279042000-02-25 Anthony Green <green@cygnus.com> 27905 27906 * toplev.c (rest_of_compilation): Rebuild jump labels if 27907 combine_instructions has created a new direct jump. 27908 * combine.c (try_combine): Add new_direct_jump_p argument. Set it 27909 when appropriate. 27910 (combine_instructions): Call try_combine with new argument. 27911 Return non-null value when new direct jump instruction is created. 27912 * rtl.h: combine_instructions returns an int. 27913 27914Fri Feb 25 19:49:08 2000 Jeffrey A Law (law@cygnus.com) 27915 27916 * cse.c (cse_insn): Replace the PATTERN of the insn with an new 27917 jump when changing a computed jump into a jump to a known 27918 target. 27919 27920Fri Feb 25 19:22:44 2000 Graham Stott <grahams@rcp.co.uk> 27921 27922 * resource.c (mark_referenced_resources): Changed use SET_DEST (...) 27923 to XEXP (..., 0) on RTL nodes which are not SET or CLOBBER. 27924 27925 * i386.md (define_expand "clrstrsi"): Fix typo. 27926 27927Fri Feb 25 18:49:39 2000 "K. Richard Pixley" <rich@microunity.com> 27928 27929 * rtl.texi: Fix typo. 27930 27931Fri Feb 25 20:02:35 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 27932 27933 * sh.c (calc_live_regs): Multiply value assigned to *COUNT_PTR by 27934 UNITS_PER_WORD. Change caller initial_elimination_offset. 27935 (rounded_frame_size): Take into account that argument pushed has 27936 changed. Fix TARGET_ALIGN_DOUBLE problem. 27937 279382000-02-25 Geoff Keating <geoffk@cygnus.com> 27939 27940 * haifa-sched.c (schedule_block): Explain the real reason 27941 we delete REG_SAVE_NOTEs on the first insn of a block. 27942 Don't delete REG_SAVE_NOTES for NOTE_INSN_SETJMP. 27943 279442000-02-24 Mark Mitchell <mark@codesourcery.com> 27945 27946 * input.h (push_srcloc): New function. 27947 (pop_srcloc): Likewise. 27948 * toplev.c (push_srcloc): Define it. 27949 (pop_srcloc): Likewise. 27950 279512000-02-24 Richard Henderson <rth@cygnus.com> 27952 27953 * flow.c (life_analysis): When collecting reg info, clear 27954 regs_ever_live. 27955 27956Thu Feb 24 22:06:52 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 27957 27958 Fix bug exposed by reload.c no longer rounding the frame 27959 size to BIGGEST_ALIGNMENT: 27960 * sh.c (rounded_frame_size): New function. 27961 (sh_expand_prologue, sh_expand_epilogue): Use it. 27962 (initial_elimination_offset): Likewise. 27963 27964Thu Feb 24 20:04:11 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 27965 27966 Fix breakage from 6th Feb thread_prologue_and_epilogue_insns change: 27967 * sh-protos.h (sh_need_epilogue): Declare. 27968 * sh.c (sh_need_epilogue_known): New static variable. 27969 (sh_need_epilogue): New function. 27970 (function_epilogue): Clear need_epilogue_known. 27971 * sh.md (return): Split into expander / insn pattern. 27972 Make the expander conditional on ! sh_need_epilogue (). 27973 279742000-02-24 Nathan Sidwell <nathan@codesourcery.com> 27975 27976 * machmode.h (get_mode_alignment): Declare. 27977 (GET_MODE_ALIGNMENT): Call it. 27978 * stor-layout.c (get_mode_alignment): New function. Make 27979 sure alignment is always power of 2. 27980 279812000-02-23 Zack Weinberg <zack@wolery.cumb.org> 27982 27983 * i386.h: Remove useless definition of "I386" and misleading 27984 comment above it. 27985 279862000-02-23 Zack Weinberg <zack@wolery.cumb.org> 27987 27988 * tree.h (TREE_SET_PERMANENT): New macro. Document conditions 27989 under which TREE_PERMANENT will be set. 27990 * tree.c (make_node, copy_node, make_tree_vec, tree_cons, 27991 build1): Use TREE_SET_PERMANENT. 27992 * print-tree.c (print_node): Don't report value of 27993 TREE_PERMANENT if ggc_p is true. 27994 27995 * c-common.c (c_get_alias_set): Don't use TREE_PERMANENT to 27996 decide whether to give a type a new alias set. 27997 * objc/objc-act.c (build_objc_string_object): Never copy the string. 27998 * tree.c (make_node): Set DECL_IN_SYSTEM_HEADER irrespective 27999 of value of 'obstack'. 28000 28001 280022000-02-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 28003 28004 * config/c4x/c4x.c (c4x_process_after_reload): Split all insns. 28005 280062000-02-23 Alexandre Oliva <oliva@lsd.ic.unicamp.br> 28007 28008 * cpplib.h (enum cpp_token): Added CPP_WCHAR and CPP_WSTRING. 28009 * cpplib.c (cpp_get_token): Produce them. 28010 * cppexp.c (cpp_lex): Handle them. 28011 280122000-02-23 Nick Clifton <nickc@cygnus.com> 28013 28014 * config/arm/arm.c (arm_comp_type_attributes): Simply and 28015 comment tests on type attributes. 28016 28017Wed Feb 23 16:42:21 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 28018 28019 * final.c (shorten_branches): Make value passed to LOOP_ALIGN 28020 conform to documentation. 28021 * sh.h (LOOP_ALIGN): If aligning loops, call sh_loop_align 28022 to check for special cases. 28023 * sh-protos.h (sh_loop_align): Declare. 28024 * sh.c (sh_loop_align): Define. 28025 280262000-02-22 Andrew Haley <aph@cygnus.com> 28027 28028 * config/mips/mips.h (GAS_ASM_SPEC): Pass -mgp32/-mgp64 to gas. 28029 (SIZE_TYPE): Is 32 bits when using -mgp32. 28030 (PTRDIFF_TYPE): Ditto. 28031 28032Wed Feb 23 07:26:27 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 28033 28034 * diagnostic.c (init_output_buffer): Handle case of null PREFIX. 28035 280362000-02-23 Zack Weinberg <zack@wolery.cumb.org> 28037 28038 * config/i386/i386.h: If IN_TARGET_LIBS is defined, make 28039 BIGGEST_FIELD_ALIGNMENT a constant. 28040 280412000-02-21 Jason Merrill <jason@casey.cygnus.com> 28042 28043 * dwarf2out.c (output_line_info): Put the marker for the end of 28044 the line number info at the actual end. 28045 (gen_struct_or_union_type_die): Use decl_function_context 28046 to check for local classes. 28047 * dwarfout.c (output_type): Likewise. 28048 28049Tue Feb 22 01:38:57 2000 Jeffrey A Law (law@cygnus.com) 28050 28051 * pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Handle pass-by-reference 28052 for arguments with a mode, but no type. 28053 (FUNCTION_ARG_CALLEE_COPIES): Similarly. 28054 * t-pa (LIB2FUNCS_EXTRA): Add quadlib.asm. 28055 * pa/long_double.h: New file. 28056 * configure.in (hpux10, hpux11 configurations): hpux10 and hpux11 28057 both have 128bit wide long doubles. 28058 * configure: Rebuilt. 28059 280602000-02-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 28061 28062 * defaults.h (ASM_OUTPUT_ASCII): Constify a char*. 28063 28064 * flow.c (get_common_dest, chain_reorder_blocks, make_reorder_chain, 28065 fixup_reorder_chain, skip_insns_between_block): Add static prototypes. 28066 (life_analysis): Wrap variable `i' with macro ELIMINABLE_REGS. 28067 28068 * haifa-sched.c (rank_for_schedule): Don't cast away const-ness. 28069 28070 * integrate.c (compare_blocks, find_block): Likewise. 28071 28072 * rtl.c (fatal_with_file_and_line): Add ATTRIBUTE_PRINTF_2. 28073 28074 * rtl.h (set_file_and_line_for_stmt): Constify a char*. 28075 28076 * stmt.c (stmt_status, set_file_and_line_for_stmt, 28077 expand_asm_operands): Likewise. 28078 28079Mon Feb 21 17:06:27 2000 Jason Eckhardt <jle@cygnus.com> 28080 28081 * predict.c (estimate_probability): Added the pointer heuristic to 28082 the collection of static branch predictors. 28083 280842000-02-21 Catherine Moore <clm@cygnus.com> 28085 28086 * config/mips/mips.h (ASM_SPEC): Add -mfix700. 28087 * invoke.texi (-mfix7000): Document. 28088 280892000-02-21 Gabriel Dos Reis <gdr@codesourcery.com> 28090 28091 * diagnostic.c (init_output_buffer): Make it possible to output at 28092 least 32 characters if we're given a too long prefix. 28093 280942000-02-20 Mark Mitchell <mark@codesourcery.com> 28095 28096 * varasm.c (initializer_constant_valid_p): Call 28097 lang_expand_constant to simplify the constant. 28098 280992000-02-20 Bruce Korb <bkorb@gnu.org> 28100 28101 * fixinc/inclhack.def(stdio_va_list): 28102 typedef needs to be disabled. 28103 * fixinc/inclhack.sh: regen 28104 * fixinc/fixincl.x: regen 28105 281062000-02-20 Geoff Keating <geoffk@cygnus.com> 28107 28108 * print-rtl.c (print_rtx): Don't print addresses when 28109 flag_dump_unnumbered. 28110 281112000-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 28112 28113 * sparc.c (sparc_output_scratch_registers): Mark parameter with 28114 ATTRIBUTE_UNUSED. 28115 (sparc_va_arg, sparc_flat_output_function_prologue, 28116 sparc_flat_output_function_epilogue): Cast value to unsigned in 28117 comparison. 28118 (sparc_emit_float_lib_cmp): Remove unused variable `cmp'. 28119 28120 * sparc.md: Add default case in switch. 28121 281222000-02-19 Richard Henderson <rth@cygnus.com> 28123 28124 * c-typeck.c (add_pending_init): Don't abort for multiple 28125 fields at the same offset. 28126 (pending_init_member): Test the correct member. 28127 281282000-02-19 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 28129 28130 * except.c (start_dynamic_handler) : Use TYPE_MODE (integer_type_node) 28131 instead of SImode. 28132 (start_catch_handler) : Same. 28133 281342000-02-19 Brad Lucier (lucier@math.purdue.edu) 28135 28136 * Makefile.in: Have flow.o depend on $(EXPR_H) 28137 28138Sat Feb 19 18:43:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 28139 28140 * c-common.c (decl_attributes): Set DECL_SIZE_UNIT. 28141 * c-decl.c (duplicate_decls, finish_enum): Likewise. 28142 (finish_decl): Remove -Wlarger-than code from here. 28143 * flags.h (id_clash_len): Now int. 28144 (larger_than_size): Now HOST_WIDE_INT. 28145 * fold-const.c (size_int_wide): No more HIGH parm; NUMBER is signed. 28146 Clean up checking to see if in table. 28147 (make_bit_field_ref): Remove extra parm to bitsize_int. 28148 * ggc-common.c (ggc_mark_tree_children): Mark DECL_SIZE_UNIT. 28149 * print-tree.c (print_node): Print DECL_SIZE_UNIT and TYPE_SIZE_UNIT. 28150 * stmt.c (expand_decl): Use DECL_SIZE_UNIT for stack checking size 28151 and for computing size of decl. 28152 * stor-layout.c (layout_decl): Set DECL_SIZE_UNIT. 28153 Move -Wlarger-than code to here. 28154 (layout_record): Remove extra arg to bitsize_int. 28155 Set TYPE_BINFO_SIZE_UNIT. 28156 (layout_union): Remove extra arg to bitsize_int. 28157 Use proper type for size of QUAL_UNION. 28158 (layout_type): Remove extra arg to bitsize_int. 28159 * toplev.c (id_clash_len): Now int. 28160 (larger_than_size): Now HOST_WIDE_INT. 28161 (decode_W_option): Clean up id-clash and larger-than- cases. 28162 * tree.c (get_identifier, maybe_get_identifier): Remove unneeded casts. 28163 (expr_align, case FUNCTION_DECL): DECL_ALIGN is not defined. 28164 * tree.h (BINFO_SIZE_UNIT, TYPE_BINFO_SIZE_UNIT, DECL_SIZE_UNIT): New. 28165 (struct tree_decl): New field size_unit. 28166 (size_int_wide): No HIGH operand; NUMBER is now signed. 28167 (size_int_2): Deleted. 28168 (size_int, bitsize_int): Don't use it and rework args. 28169 * varasm.c (assemble_variable, output_constructor): Use DECL_SIZE_UNIT. 28170 28171Fri Feb 18 20:01:58 2000 Jeffrey A Law (law@cygnus.com) 28172 28173 * pa/quadlib.asm (_U_QFgt, _U_Qfge): Fix flags for _U_Qfcmp call. 28174 281752000-02-18 Geoff Keating <geoffk@cygnus.com> 28176 28177 * invoke.texi (Warning Options): Add an explanation of why 28178 you might want the -Wfloat-equal flag. 28179 28180Fri Feb 18 20:08:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 28181 28182 * bitmap.c (bitmap_operation): Avoid using -1 for index since unsigned. 28183 * cppinit.c (new_pending_define): Add cast to avoid warning. 28184 * expmed.c (extract_bit_field): Likewise. 28185 * flow.c (enum reorder_skip_type): New type. 28186 (skip_insns_between_blcok): New it. 28187 Rework to avoid warning about possibly undefined variable. 28188 * function.c (assign_parms): Make thisparm_boundary unsigned. 28189 * genrecog.c (write_switch): Cast XWINT result to int. 28190 * lcm.c: Many static fcns and vars now #ifdef OPTIMIZE_MODE_SWITCHING. 28191 * mips-tfile.c (init_file): Make two versions of FDR initializer: 28192 one for MIPS and one for Alpha. 28193 (get_tag, copy_object): Add casts to avoid warnings. 28194 * optabs.c (init_one_libfunc): Cast NAME to (char *). 28195 * reload.c (find_reloads): Make TYPE enum reload_type. 28196 * sbitmap.c (dump_sbitmap): J is unsigned; don't use "1L". 28197 * unroll.c (unroll_loop): Initialize UNROLL_NUMBER. 28198 * varasm.c (compare_constant_1): Add cast to avoid warning. 28199 * config/alpha/alpha.c (alpha_emit_xfloating_libcall): Cast FUNC 28200 to (char *). 28201 (alpha_expand_unaligned_load, alpha_expand_unaligned_store): 28202 Cast switch operand of size to int. 28203 (alpha_expand_epilogue): Always initialize fp_offset and sa_reg. 28204 * config/alpha/alpha.h (INITIAL_ELIMINATION_OFFSET): Add abort 28205 in unhandled case. 28206 282072000-02-18 Nick Clifton <nickc@cygnus.com> 28208 28209 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Do not generate 28210 anything for an alignment of zero. 28211 28212 * config/arm/thumb.h (ASM_OUTPUT_ALIGN): Do not generate 28213 anything for an alignment of zero. 28214 282152000-02-18 Martin von Löwis <loewis@informatik.hu-berlin.de> 28216 28217 * gcc.texi (Bug Reporting): Refer to bugs.html. 28218 (Bug Lists): Likewise. 28219 * system.h (GCCBUGURL): New preprocessor define. 28220 * rtl.c (fancy_abort): Use it. 28221 * gcc.c (main): Likewise. 28222 282232000-02-18 Richard Henderson <rth@cygnus.com> 28224 28225 * flow.c (INSN_VOLATILE, SET_INSN_VOLATILE, uid_volatile): Remove. 28226 (life_analysis_1): Subsume into ... 28227 (life_analysis): ... here. Force PROP_REG_INFO off after reload. 28228 Use update_life_info for the relaxation. 28229 (update_life_info): Update REG_BASIC_BLOCK for registers live on 28230 entry and regs_live_at_setjmp. 28231 (set_noop_p): Simplify. 28232 (notice_stack_pointer_modification_1): Renamed from s/_1//. 28233 (record_volatile_insns): Split into ... 28234 (delete_noop_moves): ... here, 28235 (notice_stack_pointer_modification): ... here, 28236 (insn_dead_p): ... and here. 28237 (propagate_block): Don't query INSN_VOLATILE. 28238 (mark_used_regs): Mind !PROP_REG_INFO. 28239 * toplev.c (rest_of_compilation): Call mark_constant_function here, 28240 not in life_analysis. 28241 28242Fri Feb 18 01:29:22 EST 2000 John Wehle (john@feith.com) 28243 28244 * loop.c (canonicalize_condition): New function, 28245 broken out of get_condition. 28246 (get_condition): Use it. 28247 * expr.h (canonicalize_condition): Prototype it. 28248 28249 * tree.h (tree_int_cst_msb): Declare. 28250 * tree.c (tree_int_cst_msb): New function. 28251 282522000-02-17 Mark Mitchell <mark@codesourcery.com> 28253 28254 * stmt.c (set_file_and_line_for_stmt): Don't crash if cfun->stmt 28255 isn't set. 28256 28257 * invoke.texi (-fmessage-length=n): Document. 28258 282592000-02-17 Jason Merrill <jason@casey.cygnus.com> 28260 28261 * bitmap.c (bitmap_operation): Don't leak bitmap elements. 28262 282632000-02-17 Mark Mitchell <mark@codesourcery.com> 28264 28265 * function.c (thread_prologue_and_epilogue_insns): Put a line note 28266 after the prologue. 28267 282682000-02-17 Nick Clifton <nickc@cygnus.com> 28269 28270 * config/arm/thumb.c: Replace includes of system headers with 28271 #include "system.h". 28272 282732000-02-16 Richard Henderson <rth@cygnus.com> 28274 28275 * configure.in (alpha-linux*, alpha-netbsd) [extra_parts]: 28276 Add crtbeginS.o and crtendS.o. 28277 * alpha/elf.h (STARTFILE_SPEC): Use crtbeginS.o. 28278 (ENDFILE_SPEC): Use crtendS.o. 28279 * alpha/t-crtbe (crtbeginS.o, crtendS.o): New targets. 28280 28281 * alpha/crtbegin.asm (__do_frame_takedown): Merge into ... 28282 (__do_global_dtors_aux): ... here. Call __cxa_finalize if 28283 shared and present. 28284 (__dso_handle): New variable. 28285 * alpha/crtend.asm (__do_global_ctors_aux): Remove runtime 28286 bias to __CTOR_END__. 28287 282882000-02-16 Richard Henderson <rth@cygnus.com> 28289 28290 * Makefile.in (s-crtS, crtbeginS, crtendS): Prefix usage with $(T). 28291 28292Wed Feb 16 21:40:04 2000 Hans-Peter Nilsson <hp@bitrange.com> 28293 28294 * longlong.h (__clz_tab): Declare as static to match definition. 28295 282962000-02-16 Mark Elbrecht <snowball3@bigfoot.com> 28297 28298 * i386/xm-djgpp.h (LIBSTDCXX): Delete. Moved to config/i386/djgpp.h. 28299 (XREF_FILE_NAME): Define. 28300 28301 * i386/djgpp.h (DATA_SECTION_ASM_OP): Define. 28302 (EH_FRAME_SECTION_ASM_OP): Define. 28303 (IDENT_ASM_OP): Define. 28304 (TEXT_SECTION_ASM_OP): Define. 28305 (CPP_SPEC): Define. 28306 (CTORS_SECTION_ASM_OP): Define. 28307 (CTOR_SECTION_FUNCTION): Use it. 28308 (DTORS_SECTION_ASM_OP): Define. 28309 (DTOR_SECTION_FUNCTION): Use it. 28310 283112000-02-16 Zack Weinberg <zack@wolery.cumb.org> 28312 28313 * reg-stack.c (emit_swap_insn): Do not put a new insn before a 28314 NOTE_BASIC_BLOCK. 28315 28316 * flow.c (dump_regset, debug_regset, dump_bb, debug_bb, 28317 debug_bb_n): New functions. 28318 (dump_flow_info, print_rtl_with_bb): Use dump_regset. 28319 * basic-block.h: Prototype new functions. 28320 28321Wed Feb 16 21:07:53 2000 Denis Chertykov <denisc@overta.ru> 28322 28323 * configure.in: Add support for avr target. 28324 * configure: Rebuilt. 28325 28326 * invoke.texi: Add AVR invocation docs. 28327 * install.texi: Add information about AVR. 28328 * md.texi: Add AVR constraint letters description. 28329 * extend.texi: Add description for AVR specific attributes. 28330 283312000-02-16 Jason Merrill <jason@casey.cygnus.com> 28332 28333 * fixinc/fixinc.svr4: Wrap byteorder.h with extern "C". 28334 283352000-02-16 Nick Clifton <nickc@cygnus.com> 28336 28337 * emit-rtl.c (emit_insn): Move RTL check into make_insn_raw. 28338 (make_insn_raw): Move RTL check here. 28339 283402000-02-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 28341 28342 * version.c: Include gansidecl.h and version.h. 28343 28344 * version.h: Wrap entire file in macro __GCC_VERSION_H__. 28345 28346 * configure.in (gcc_version): When setting, narrow search to 28347 lines containing `version_string'. 28348 28349 * Makefile.in (mainversion): Likewise. 28350 (GCC_H): New variable. 28351 (gcc.h): Delete target. 28352 (gcc.o, gccspec.o, cppspec.o): Depend on $(GCC_H), not gcc.h. 28353 (version.o): Depend on version.h. 28354 (dbxout.o): Don't depend on gcc.h. 28355 28356Wed Feb 16 15:04:49 2000 Hans-Peter Nilsson <hp@bitrange.com> 28357 Michael Meissner <meissner@cygnus.com> 28358 28359 * md.texi (Simple Constraints): Add item about whitespace. 28360 * genoutput.c (strip_whitespace): New. 28361 (scan_operands) [MATCH_OPERAND, MATCH_SCRATCH]: Call 28362 strip_whitespace for constraints. 28363 Test pointer using NULL, not 0. 28364 283652000-02-16 Alexandre Oliva <oliva@lsd.ic.unicamp.br> 28366 28367 * cpplib.c (do_line): Pedwarn for #line > 32767. 28368 28369 * c-lex.c (readescape): Warn about '\x', but do not reject it. 28370 283712000-02-15 Jonathan Larmour <jlarmour@redhat.co.uk> 28372 28373 * gcc.c (default_compilers): Add new __GNUC_PATCHLEVEL__ define 28374 to default cpp spec. 28375 (do_spec_1): Add support for %v3 spec used by __GNUC_PATCHLEVEL__. 28376 * cpp.texi: Document __GNUC_PATCHLEVEL__. 28377 * cpp.1: Likewise. 28378 28379 * objc/lang-specs.h: Add new __GNUC_PATCHLEVEL__ define to 28380 default spec. 28381 283822000-02-15 Denis Chertykov <denisc@overta.ru> 28383 28384 * configure.in: Add support for avr target. 28385 28386Wed Feb 16 03:21:43 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 28387 28388 * sh.h (OVERRIDE_OPTIONS): Don't set sh_addr_diff_vec_mode. 28389 (sh_addr_diff_vec_mode): Don't declare. 28390 * sh.c (sh_addr_diff_vec_mode): Delete. 28391 28392Wed Feb 16 01:27:52 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 28393 28394 * sh.md (mulsi3_highpart): Add REG_EQUAL note to last insn. 28395 28396Wed Feb 16 00:58:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 28397 28398 * sh.md (udivsi3_i1, divsi3_i1, umulhisi3_i, mulhisi3_i): Name. 28399 (smulsi3_highpart_i): Name. 28400 (udivsi3): Wrap emitted insns in REG_LIBCALL / REG_RETVAL notes. 28401 (divsi3, mulhisi3, umulhisi3, mulsidi3, umulsidi3): Likewise. 28402 (smulsi3_highpart, umulsi3_highpart): Likewise. 28403 28404 (mulsidi3_i, umulsidi3_i): Make rtl describe operation 28405 correctly independent of endianness. 28406 (mulsidi3, umulsidi3): Now define_insn. Hide details that 28407 confuse the optimizers. 28408 (mulsidi3+1, umulsidi3+1): New define_split. 28409 28410Tue Feb 15 23:22:26 2000 Andrew Haley <aph@cygnus.com> 28411 28412 * config/sh/sh.md: Guard insn splits against illegal registers. 28413 * config/sh/sh.h: Correct comment about macros. 28414 28415Tue Feb 15 22:30:36 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 28416 Andrew MacLeod <amacleod@cygnus.com> 28417 28418 * Makefile.in (lcm.o): Depend on insn-attr.h. 28419 * basic-block.h (optimize_mode_switching): Declare. 28420 * lcm.c (tm_p.h, insn-attr.h): #include. 28421 (seginfo, bb_info): New structs. 28422 (antic, transp, comp, delete, insert) : New file-scope static variables. 28423 (new_seginfo, add_seginfo, make_preds_opaque, reg_dies): New functions. 28424 (reg_becomes_live, optimize_mode_switching): Likewise. 28425 * tm.texi: Add description of mode switching macros. 28426 * toplev.c (rest_of_compilation): Call optimize_mode_switching. 28427 28428 * sh-protos.h (remove_dead_before_cse): Remove prototype. 28429 (fldi_ok, fpscr_set_from_mem): New prototypes. 28430 * sh.h (OPTIMIZATION_OPTION): Remove sh_flag_remove_dead_before_cse set. 28431 (CONST_DOUBLE_OK_FOR_LETTER_P, SECONDARY_INPUT_RELOAD_CLASS): 28432 Disable fldi for (TARGET_SH4 && ! TARGET_FMOVD). 28433 (sh_flag_remove_dead_before_cse): Remove declaration. 28434 (NUM_MODES_FOR_MODE_SWITCHING, OPTIMIZE_MODE_SWITCHING): New macros. 28435 (MODE_USES_IN_EXIT_BLOCK, MODE_NEEDED, MODE_AT_ENTRY): Likewise. 28436 (MODE_PRIORITY_TO_MODE, EMIT_MODE_SET): Likewise. 28437 * sh.c (broken_move): Disable fldi for (TARGET_SH4 && ! TARGET_FMOVD). 28438 (barrier_align): Allow for JUMP_INSNS containing a parallel. 28439 (machine_dependent_reorg): Remove sh_flag_remove_dead_before_cse set. 28440 (fldi_ok): New function. 28441 (get_fpscr_rtx): Add fpscr_rtx as GC root. 28442 (emit_sf_insn): Only generate fpu switches when optimize < 1. 28443 (emit_df_insn): Likewise. 28444 (expand_fp_branch, emit_fpscr_use, remove_dead_before_cse): Delete. 28445 (sh_flag_remove_dead_before_cse): Delete. 28446 (get_free_reg, fpscr_set_from_mem): New functions. 28447 * sh.md (movdf, movsf): Remove no_new_pseudos code. 28448 (return): Remove emit_fpscr_use / remove_dead_before_cse calls. 28449 284502000-02-15 Loren Rittle <ljrittle@acm.org> 28451 28452 * ginclude/stddef.h: Correct usage of _BSD_RUNE_T_ for FreeBSD. 28453 284542000-02-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 28455 28456 * Makefile.in (TREE_H, collect2.o, gcc.h, mips-tfile.o, cccp.o, 28457 cpphash.o, cppinit.o, protoize.o, unprotoize.o): Depend on version.h. 28458 28459 * cccp.c: Include version.h and/or don't declare `version_string'. 28460 * collect2.c: Likewise. 28461 * alpha.c: Likewise. 28462 * arm/aof.h: Likewise. 28463 * arm/coff.h: Likewise. 28464 * arm/elf.h: Likewise. 28465 * arm/pe.h: Likewise. 28466 * arm/tcoff.h: Likewise. 28467 * arm/telf.h: Likewise. 28468 * arm/tpe.h: Likewise. 28469 * arm/vxarm.h: Likewise. 28470 * convex/convex.c: Likewise. 28471 * i386/dgux.c: Likewise. 28472 * i386/sun386.h: Likewise. 28473 * m88k/m88k.c: Likewise. 28474 * mcore/mcore-pe.h: Likewise. 28475 * mips/mips.h: Likewise. 28476 * romp/romp.h: Likewise. 28477 * sh/sh.c: Likewise. 28478 * cpphash.c: Likewise. 28479 * cppinit.c: Likewise. 28480 * dwarf2out.c: Likewise. 28481 * dwarfout.c: Likewise. 28482 * gcc.c: Likewise. 28483 * gcc.h: Likewise. 28484 * mips-tfile.c: Likewise. 28485 * protoize.c: Likewise. 28486 * toplev.c: Likewise. 28487 * tree.h: Likewise. 28488 28489 * version.c (version_string): Constify a char*. 28490 28491 * version.h: New file. 28492 284932000-02-14 Nick Clifton <nickc@cygnus.com> 28494 28495 * configure.in: Add mcore-elf and mcore-pe targets. 28496 * configure: Regenerate. 28497 28498 * NEWS: Add note that MCore port has been contributed. 28499 28500 * invoke.texi: Document command line switches for MCore port. 28501 * install.texi: Add MCore to list of supported targets. 28502 285032000-02-14 Geoff Keating <geoffk@cygnus.com> 28504 28505 * collect2.c (main) [COLLECT_EXPORT_LIST]: If we have frames, 28506 then we will need to import the frame handling functions. 28507 (scan_prog_file) [COLLECT_EXPORT_LIST]: We will also need 28508 to import the frames themselves. 28509 28510Mon Feb 14 13:31:01 2000 Stan Cox <scox@cygnus.com> 28511 Jason Eckhardt <jle@cygnus.com> 28512 28513 * basic_block.h: Added prototype for reorder_basic_blocks. 28514 * toplev.c: Changes to add -freorder-blocks and graph dump after 28515 block reordering is done. 28516 * flow.c (reorder_block_def): New structure for use during block 28517 reordering. 28518 (REORDER_BLOCK_*): New macros to access members of above structure. 28519 (skip_insns_between_block, get_common_dest, chain_reorder_blocks, 28520 make_reorder_chain, fixup_reorder_chain, reorder_basic_blocks): New 28521 functions for block reordering. 28522 28523Mon Feb 14 11:24:44 2000 Hans-Peter Nilsson <hp@bitrange.com> 28524 28525 * gcc.texi (Passes): Fix typo. 28526 * md.texi (Standard Names): Ditto. 28527 * tm.texi (Storage Layout): Ditto. 28528 285292000-02-13 Zack Weinberg <zack@wolery.cumb.org> 28530 28531 * cpplib.c (do_define): Only free the old definition if it 28532 actually had one. 28533 285342000-02-13 Neil Booth <NeilB@earthling.net> 28535 28536 * cppfiles.c (read_and_prescan): When emitting deferred 28537 newlines, test speccase[] again instead of checking each 28538 possible whitespace character in turn. When we encounter \r, 28539 look behind for \n first, then ahead. 28540 285412000-02-13 Zack Weinberg <zack@wolery.cumb.org> 28542 28543 * cse.c (cse_altered): New internal flag. 28544 (cse_insn): Set it if we changed an insn. 28545 (cse_main): Clear cse_altered before each basic block. 28546 Only garbage collect if cse_altered is true afterward. 28547 28548Sun Feb 13 14:12:28 2000 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> 28549 28550 * sparc/sol2.h (LIB_SPEC): Link -ldl if profiling. 28551 28552Sun Feb 13 13:21:55 2000 Jeffrey A Law (law@cygnus.com) 28553 28554 * combine.c (simplify_comparison): Fix typo. 28555 28556Sun Feb 13 12:57:52 2000 Neil Booth <NeilB@earthling.net> 28557 28558 * prefix.c (concat, lookup_key): Use xmalloc and xrealloc 28559 consistently. 28560 285612000-02-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 28562 28563 * flow.c (flow_loop_tree_node_add): Use better algorithm by passing 28564 previously inserted node instead of root node. Caller changed. 28565 285662000-02-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 28567 28568 * basic-block.h (FLOW_LOOP_FIRST_BLOCK, FLOW_LOOP_LAST_BLOCK): Delete. 28569 285702000-02-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 28571 28572 * crtstuff.c (__do_global_ctors_aux, __reg_frame_ctor, 28573 __dereg_frame_dtor): Add prototype argument. 28574 28575 * gthr-dce.h (__gthread_active_p, __gthread_once): Likewise. 28576 28577 * gthr-posix.h (__gthread_active_p, __gthread_once): Likewise. 28578 28579 * gthr-solaris.h (__gthread_active_p, __gthread_once): Likewise. 28580 28581 * gthr-vxworks.h (__gthread_once): Likewise. 28582 28583 * gthr-win32.h (__gthread_active_p, __gthread_once): Likewise. 28584 28585Sat Feb 12 01:44:26 MET 2000 Jan Hubicka <jh@suse.cz> 28586 28587 * i386.c (ix86_emit_restore_regs_using_mov): Break out from ... 28588 (ix86_expand_epilogue): ... here. Use mov instead of add to restore 28589 stack pointer in functions w/o saved registers, output LEAVE more often 28590 on TARGET_USE_LEAVE machines. 28591 285922000-02-07 Dmitri Makarov <dim@wrs.com> & Bernd Schmidt <bernds@redhat.com> 28593 28594 * config/arm/arm.c (arm_init_cumulative_args); New function: 28595 Initlaise the CUMULATIE_ARGS strcuture for a function 28596 definition. 28597 (arm_function_arg): New function: Determine where to place a 28598 function's argument. Also handles deciding the function's 28599 call cookie. 28600 (current_file_function_operand): New function: Return true if 28601 the symbol is a function which has already been compiled. 28602 (arm_is_long_call_p): New function: Return true if the 28603 indicated function should be called via a long call. 28604 (arm_valid_type_attribute_p): New function: Return true if the 28605 attribute is a valid, arm specific, attribute. 28606 (arm_comp_type_attribute): New function: Return true if the 28607 two types have compatible, arm specific, attributes. 28608 28609 * config/arm/arm.h (CUMULATIVE_ARGS): Redefine to be a 28610 structure. 28611 (FUNCTION_ARG): Redefine to call arm_function_arg. 28612 (FUNCTION_ARG_PARTIAL_NREGS): Redefine to use correct 28613 structure field. 28614 (INIT_CUMULATIVE_ARGS): Redefine to call 28615 arm_init_cumulative_args. 28616 (FUNCTION_ARG_ADVANCE): Redefine to use correct structure 28617 field. 28618 (SETUP_INCOMING_VARARGS): Redefine to use correct structure 28619 field. 28620 (ARM_MARK_NEARBY_FUNCTION): New macro: Mark already compiled 28621 functions. 28622 (ENCODE_SECTION): Add call to ARM_MARK_NEARBY_FUNCTION. 28623 (VALID_MACHINE_TYPE_ATTRIBUTE): Define. 28624 (COMP_TYPE_ATTRIBUTES): Define. 28625 28626 * config/arm/arm.md (call): Call arm_is_long_call_p to decide 28627 if a long call is needed. 28628 (call_value): Call arm_is_long_call_p to decide if a long call 28629 is needed. 28630 (call_symbol): Call arm_is_long_call_p to decide if a long call 28631 is needed. 28632 28633 * config/arm/arm-protos.h: Add prototype for arm_is_long_call_p. 28634 286352000-02-11 Denis Chertykov <denisc@overta.ru> 28636 28637 * README.AVR: New file with information about the avr ports. 28638 * config/avr: New directory with avr port files. 28639 286402000-02-11 Andreas Jaeger <aj@suse.de> 28641 28642 * fixinc/Makefile.in (FIXINC_DEFS): Remove unneeded @fixinc_defs@. 28643 286442000-02-11 Zack Weinberg <zack@wolery.cumb.org> 28645 28646 * cpphash.c: Fix formatting, update commentary. 28647 (dump_definition): Take three separate arguments instead of a 28648 MACRODEF structure argument. 28649 * cpphash.h: Update prototype of dump_definition. 28650 * cppinit.c (cpp_finish): Update call of dump_definition. 28651 28652 * cpplib.c (do_define): Always create new hash entry with 28653 T_MACRO type. Remove redundant check for redefinition of 28654 poisoned identifier. Update call of dump_definition. 28655 (do_undef): Don't call check_macro_name. Rename sym_length to 28656 len. 28657 (do_error, do_warning): Don't use copy_rest_of_line or 28658 SKIP_WHITE_SPACE. 28659 (do_warning): Don't use pedwarn for the actual warning, 28660 only the notice about its not being in the standard. (Fixes 28661 bug with #warning in system headers.) 28662 (do_ident): Stricter argument checking - accept only a single 28663 string after #ident. Also, macro-expand the line. 28664 (do_xifdef): Use cpp_defined. De-obfuscate. 28665 28666 (do_pragma): Split out specific pragma handling to separate 28667 functions. Use get_directive_token. Update commentary. Do 28668 not pass on #pragma once or #pragma poison to the front end. 28669 (do_pragma_once, do_pragma_implementation, do_pragma_poison, 28670 do_pragma_default): New. 28671 28672Feb 11 12:30:53 2000 Jeffrey A Law (law@cygnus.com) 28673 28674 * jump.c (jump_optimize_1): The first operand in a relational 28675 can be a CONST_INT. 28676 * optabs.c (emit_conditional_move): Handle relationals which 28677 have a known true/false result. 28678 286792000-02-11 Geoff Keating <geoffk@cygnus.com> 28680 28681 * function.c (thread_prologue_and_epilogue_insns): Don't insert 28682 a RETURN insn into a block which already ends with a jump. 28683 286842000-02-11 Geoff Keating <geoffk@cygnus.com> 28685 28686 * haifa-sched.c (BUF_LEN): Increase a lot. 28687 286882000-02-11 Nick Clifton <nickc@cygnus.com> 28689 28690 * configure.in: Add tm_p_file specification for thumb targets. 28691 * configure: Regenerate. 28692 28693 * config/arm/thumb-protos.h: New file: Prototypes for exported 28694 functions defined in thumb.c. 28695 286962000-02-11 Robert Lipe <robertl@sco.com> 28697 28698 * Makefile.in (bootstrap-lean): Remove additional files. 28699 (bootstrap2-lean): Likewise. 28700 (VOL_FILES): List of files for above. 28701 287022000-02-11 Nathan Sidwell <nathan@acm.org> 28703 28704 * cpphash.c (special_symbol): Remove spurious argument to 28705 cpp_lookup. 28706 287072000-02-11 Joel Sherrill (joel@OARcorp.com> 28708 28709 * configure.in: (i*86-*-rtems*): Swapped elf and coff 28710 stanzas. 28711 * configure: Rebuilt. 28712 287132000-02-11 Rodney Brown <RodneyBrown@pmsc.com> 28714 28715 * pa-protos.h: Wrap function_arg_padding in TREE_CODE #ifdef. 28716 28717Fri Feb 11 02:59:05 2000 Jeffrey A Law (law@cygnus.com) 28718 28719 * pa.c, pa.h: Remove trigraph sequences within comments. 28720 28721Fri Feb 11 02:51:56 2000 Pavel Roskin <pavel_roskin@geocities.com> 28722 28723 * invoke.texi (PPC Options): -mno-new-mnenomics -> -mold-mnemonics. 28724 28725Fri Feb 11 02:48:30 2000 Brad Lucier (lucier@math.purdue.edu) 28726 28727 * sbitmap.h: Make SBITMAP_ELT_BITS unsigned. 28728 287292000-02-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 28730 28731 * config/c4x/c4x.c (fp_zero_operand): Check for CONST_DOUBLE. 28732 287332000-02-11 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 28734 28735 * config/c4x/c4x.h (ASM_GLOBALIZE_LABEL): Use c4x_global_label. 28736 (ASM_OUTPUT_EXTERNAL): Use c4x_external_ref. 28737 (ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise. 28738 (ASM_FILE_END): Use c4x_file_end. 28739 * config/c4x/c4x.c (c4x_global_label): New function. 28740 (c4x_external_ref, c4x_file_end): Likewise. 28741 28742 * config/c4x/c4x-protos.h (c4x_global_label): Add prototype. 28743 (c4x_external_ref, c4x_end_file): Likewise. 28744 287452000-02-10 Zack Weinberg <zack@wolery.cumb.org> 28746 28747 * cppexp.c: Don't include cpphash.h. 28748 (parse_charconst, cpp_lex): Use cpp_defined. 28749 (cpp_lex): Use get_directive_token throughout. Remove 28750 unnecessary cases from switch. Move assertion-handling code 28751 down to OTHER case. 28752 (cpp_parse_expr): If we see '+' or '-', check the context to 28753 determine if they are unary or binary operators. Streamline 28754 the jumps a bit. Do not call skip_rest_of_line. 28755 28756 * cpplib.c: Make skip_rest_of_line and cpp_skip_hspace 28757 static. Export get_directive_token. Update commentary. 28758 (cpp_defined): New function. 28759 (do_define): Remove reference to T_PCSTRING. Call 28760 free_definition to release memory for old definition, when 28761 redefining a macro. 28762 (eval_if_expression): Set only_seen_white to 0 before calling 28763 cpp_parse_expr. Call skip_rest_of_line after it returns. 28764 (cpp_read_check_assertion): Don't preserve a pointer into the 28765 token buffer across a call to cpp_get_token. 28766 28767 * Makefile.in (cppexp.o): Don't depend on cpphash.h. 28768 * cppfiles.c (redundant_include_p): Use cpp_defined. 28769 * cpphash.c (free_definition): New function. 28770 (delete_macro): Use it. Update commentary. 28771 * cpphash.h: Typedef HASHNODE here. Prototype cpp_lookup and 28772 free_definition. 28773 * cpplib.h: Don't typedef HASHNODE here. Delete T_PCSTRING 28774 from enum node_type. Prototype cpp_defined and get_directive_token. 28775 Don't prototype cpp_lookup, skip_rest_of_line, or cpp_skip_hspace. 28776 28777 * fix-header.c (check_macro_names): Use cpp_defined. 28778 (read_scan_file): Set inhibit_warnings and inhibit_errors in 28779 the options structure. 28780 287812000-02-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 28782 28783 * c-pragma.c (maximum_field_alignment): Remove duplicate declaration. 28784 287852000-02-10 Jason Merrill <jason@casey.cygnus.com> 28786 28787 * dwarf2out.c (add_abstract_origin_attribute): Check TREE_CODE (origin) 28788 rather than die->die_tag. 28789 28790Thu Feb 10 16:26:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 28791 28792 * combine.c (make_extraction, force_to_mode): Avoid warning on 28793 mixed-signedness conditionals. 28794 (make_field_assignment, nonzero_bits): Likewise. 28795 * expmed.c (store_fixed_bit_field): ALIGN arg now unsigned. 28796 (store_split_bit_field, extract_split_bit_field): Likewise. 28797 (extract_fixed_bit_field, store_bit_field, 28798 * expr.c: Change alignment to be unsigned everywhere. 28799 (move_by_pieces, store_constructor_field, store_constructor): 28800 Alignment parm is unsigned. 28801 (emit_block_move, emit_group_load, emit_group_store): Likewise. 28802 (clear_storage, emit_push_insn, compare_from_rtx): Likewise. 28803 (do_compare_rtx_and_jump): Likewise. 28804 (move_by_pieces_ninsns, clear_by_pieces): Likewise. 28805 Compare align with GET_MODE_ALIGNMENT. 28806 (expand_expr_unaligned): Pointer to alignment is pointer to unsigned. 28807 (get_inner_reference): Likewise. 28808 (copy_blkmode_from_reg, emit_push_insn): Remove unneeded casts. 28809 (expand_assignment): Local vars for alignment now unsigned. 28810 (store_constructor, store_field, expand_expr, do_jump): Likewise. 28811 (do_compare_and_jump): Likewise. 28812 (store_field): Call new function expr_align. 28813 * expr.h (emit_block_move, emit_group_load, emit_group_store): 28814 Alignment arg now unsigned. 28815 (clear_storage, emit_push_insn, compare_from_rtx): Likewise. 28816 (do_compare_rtx_and_jump, store_bit_field): Likewise. 28817 (extract_bit_field): Likewise. 28818 * fold-const.c (add_double): Add cast to eliminate signedness warning. 28819 * machmode.h (GET_MODE_ALIGNMENT): Result is unsigned. 28820 (get_best_mode): Alignment arg is unsigned. 28821 * rtl.h (move_by_pieces): Likewise. 28822 * store-layout.c (maximum_field_alignment, set_alignment): 28823 Now unsigned. 28824 (layout_decl): Alignment arg is now unsigned. 28825 Remove unneeded casts. 28826 (layout_record, layout_union, layout_type): Remove unneeded casts. 28827 Local alignment variables now unsigned. 28828 (get_best_mode): Alignment arg now unsigned. 28829 * tree.c (expr_align): New function. 28830 * tree.h (expr_align): Likewise. 28831 (maximum_field_alignment, set_alignment): Now unsigned. 28832 (get_inner_reference): Alignment argument is now pointer to unsigned. 28833 * varasm.c (assemble_variable): Add cast to eliminate warning. 28834 28835Thu Feb 10 12:56:47 2000 Jim Wilson <wilson@cygnus.com> 28836 28837 * expmed.c (store_bit_field): If op0 and fieldmode are the same size, 28838 then store directly into op0. 28839 28840 * calls.c (expand_call): When emitting a NOTE_INSN_SETJMP, search for 28841 the CALL_INSN, and emit the note immediately after it. 28842 288432000-02-10 Nick Clifton <nickc@cygnus.com> 28844 28845 * config/arm/thumb.md (epilogue): Include a (return) in the 28846 generated insn, and emit it using emit_jump_insn not 28847 emit_insn. 28848 28849Thu Feb 10 18:28:59 MET 2000 Jan Hubicka <jh@suse.cz> 28850 28851 * function.c (assign_temp): Change zero-sized arrays to size 1. 28852 * integrate.c (expand_inline_function): Do not update 28853 stack_alignment_needed 28854 * i386.c (compute_frame_size): Remove #ifdef PREFERRED_FRAME_BOUNDARY, 28855 add some sanity checking, remove optimization for function with 28856 zero frame size. 28857 288582000-02-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 28859 28860 * flow.c (mark_regs_live_at_end): Delete unused variables. 28861 28862 * ggc-page.c (ggc_page_print_statistics): bzero -> memset. 28863 28864 * integrate.c (copy_rtx_and_substitute): Wrap variable `alignment' 28865 in macro FRAME_GROWS_DOWNWARD. 28866 28867 * stmt.c (expand_end_bindings): Delete unused variable. 28868 28869 * unroll.c (iteration_info): Mark parameter `loop' with 28870 ATTRIBUTE_UNUSED. 28871 288722000-02-10 Alexandre Oliva <oliva@lsd.ic.unicamp.br> 28873 28874 * fixinc/server.c (load_data): Return NULL if the marker line is 28875 not found. 28876 (run_shell): If load_data returns NULL, retry the command once, in 28877 a new shell. 28878 28879 * configure: Rebuilt. 28880 288812000-02-09 Bruce Korb <bkorb@gnu.org> 28882 28883 * gcc/fixincludes: ** DELETED ** 28884 * gcc/fixcpp: ** DELETED ** 28885 * gcc/fixinc-nt.sed: ** DELETED ** 28886 * gcc/just-fixinc: ** DELETED ** 28887 * gcc/Makefile.in: Removed out-dated commentary 28888 * gcc/configure.in: Removed fast-fixincludes disablement. 28889 * MAINTAINERS(Ian Taylor) moved to "Write after approval" group. 28890 288912000-02-09 Clinton Popetz <cpopetz@cygnus.com> 28892 * function.c (thread_prologue_and_epilogue_insns): Uncomment 28893 last change. 28894 288952000-02-09 Richard Henderson <rth@cygnus.com> 28896 28897 * jump.c (delete_insn): Don't delete user labels at -O0. 28898 288992000-02-09 Robert Lipe <robertl@sco.com> 28900 28901 * Makefile.in (gen-protos): Don't depend on HOST_LIBDEPS. 28902 Don't link with HOST_LIBS. 28903 289042000-02-09 Zack Weinberg <zack@wolery.cumb.org> 28905 28906 * configure.in: Correct --help text for --with-dwarf2. 28907 Put tm-dwarf2.h after other tm files, if it's requested. 28908 * configure: Regenerate. 28909 * config/tm-dwarf2.h: #undef PREFERRED_DEBUGGING_TYPE before 28910 defining it. 28911 289122000-02-09 Zack Weinberg <zack@wolery.cumb.org> 28913 28914 * cpplib.h: Provide HASHNODE typedef and forward decl of 28915 struct hashnode only. Kill cpp_hashnode typedef. MACRODEF, 28916 DEFINITION, struct hashnode, struct macrodef, struct 28917 definition, scan_decls prototype, default defn of 28918 INCLUDE_LEN_FUDGE moved elsewhere. 28919 28920 * cpphash.h: MACRODEF, DEFINITION, struct macrodef, struct 28921 definition, and struct hashnode moved here. Remove the unused 28922 'predefined' field from struct definition. Replace the 'args' 28923 union with its sole member. All users updated (cpphash.c). 28924 Delete HASHSTEP and MAKE_POS macros, and hashf prototype. Add 28925 multiple include guard. 28926 28927 * cpphash.c (hashf): Make static; use better algorithm; drop 28928 HASHSIZE parameter; return an unsigned int. 28929 (cpp_lookup): Drop HASH parameter. PFILE parameter is 28930 used. Calculate HASHSIZE modulus here. 28931 (cpp_install): Drop HASH parameter. Calculate HASHSIZE modulus 28932 here. 28933 (create_definition): Drop PREDEFINITION parameter. 28934 * cpplib.c (do_define): Don't calculate a hash value here. 28935 Don't pass (keyword == NULL) to create_definition. 28936 28937 * scan.h: Prototype scan_decls here. 28938 * cppfiles.c: Move INCLUDE_LEN_FUDGE default defn here. 28939 * cppexp.c, cppfiles.c, cppinit.c, cpplib.c, fix-header.c: All 28940 callers of cpp_lookup and cpp_install updated. 28941 28942 * cpphash.c (macarg): Hoist all the flag diddling out of the 28943 function... 28944 (macroexpand): ... and out of the loop that calls macarg. 28945 Skip over the initial paren before macro arguments with 28946 cpp_get_non_space_token; point may be some distance before 28947 that paren. Abort if it's not there. 28948 28949 * cpplib.c (parse_clear_mark): Delete function. 28950 (parse_set_mark, parse_goto_mark): Make static. 28951 (ACTIVE_MARK_P): New macro. 28952 (skip_block_comment, skip_line_comment): Do not bump the line 28953 if ACTIVE_MARK_P is true. 28954 (cpp_pop_buffer): The buffer to be popped may not have an 28955 active mark. 28956 (cpp_get_token): When looking for the initial paren before 28957 macro arguments, only set a mark in a file buffer, Always 28958 return to that mark before proceeding to call macroexpand or 28959 return a NAME token. 28960 28961 * cpplib.h: Remove prototypes of parse_set_mark, 28962 parse_clear_mark, parse_goto_mark. 28963 (struct cpp_options): Rename 'put_out_comments' to 28964 'discard_comments' and invert its sense. 28965 * cppinit.c, cpphash.c, cpplib.c: All users of 28966 put_out_comments changed to use discard_comments, with 28967 opposite sense. 28968 289692000-02-09 Clinton Popetz <cpopetz@cygnus.com> 28970 28971 * function.c (thread_prologue_and_epilogue_insns): Don't delete 28972 the edge from a block that both jumps and falls through to the 28973 fallthru block. 28974 289752000-02-09 Scott Bambrough <scottb@netwinder.org> 28976 28977 * config/arm/arm.md (movsi): In PIC mode, make sure that a 28978 constant source address is legitimate. 28979 289802000-02-09 Philip Blundell <pb@futuretv.com> 28981 28982 * config/arm/arm.c (legitimize_pic_address): Handle LABEL_REF 28983 correctly. 28984 28985 * config/arm/arm.h (LEGITIMATE_CONSTANT_P): Allow anything when 28986 generating PIC. 28987 (LEGITIMATE_PIC_OPERAND): Disallow references to labels. 28988 289892000-02-09 Zack Weinberg <zack@wolery.cumb.org> 28990 28991 * cpplib.c (cpp_define, cpp_undef): Make sure the stacked buffer 28992 ends with a newline and a NUL. Don't be so clever manipulating 28993 strings. 28994 28995Wed Feb 9 14:18:08 MET 2000 Jan Hubicka <jh@suse.cz> 28996 28997 * reload1.c (reload) Align stack frame to cfun->stack_alignment_needed, 28998 not to BIGGEST_ALIGNMENT. 28999 290002000-02-08 Geoff Keating <geoffk@cygnus.com> 29001 29002 * dwarf2.h (DW_CFA_GNU_negative_offset_extended): New constant. 29003 * dwarf2out.c (dwarf_cfi_name): Print name of new constant. 29004 (reg_save): Use DW_CFA_GNU_negative_offset_extended when needed. 29005 (output_cfi): Handle output of DW_CFA_GNU_negative_offset_extended. 29006 * frame.c (execute_cfa_insn): Handle 29007 DW_CFA_GNU_negative_offset_extended. 29008 290092000-02-08 Richard Henderson <rth@cygnus.com> 29010 29011 * flow.c (tidy_fallthru_edges): Split out from ... 29012 (delete_unreachable_blocks): ... here. 29013 (find_basic_blocks): Use it. 29014 29015Tue Feb 8 15:51:50 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 29016 29017 * stmt.c (expand_decl): Do set RTX_UNCHANGING_P for TREE_READONLY. 29018 290192000-02-08 Zack Weinberg <zack@wolery.cumb.org> 29020 29021 * Makefile.in (GEN_PROTOS_OBJS): Remove libcpp.a. 29022 (gen_protos.o): Don't depend on cpplib.h or cpphash.h. 29023 (fix-header.o): Don't depend on cpphash.h. 29024 29025 * scan.c (hashstr): New function. 29026 * scan.h: Prototype it. 29027 * fix-header.c: Don't include cpphash.h. Use hashstr. 29028 * gen-protos.c: Don't include cpphash.h or cpplib.h. Use 29029 hashstr. Report hash table statistics. Add private 29030 definition of xrealloc. 29031 290322000-02-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 29033 29034 * i386.h (TARGET_SWITCHES): Fix typo in option name. 29035 290362000-02-08 Clinton Popetz <cpopetz@cygnus.com> 29037 29038 * function.c (thread_prologue_and_epilogue_insns): Don't replace 29039 jumps with returns unless they are jumps to the fallthru block. 29040 29041Tue Feb 8 07:53:55 2000 Jan Hubicka <jh@suse.cz> 29042 29043 * i386.md (addqi3_cc): Fix constraints. 29044 29045Tue Feb 8 01:39:45 2000 Hans-Peter Nilsson <hp@bitrange.com> 29046 29047 * function.c (emit_return_into_block): Wrap in #ifdef HAVE_return. 29048 290492000-02-07 Mark Mitchell <mark@codesourcery.com> 29050 29051 * cpplib.c (cpp_get_token): Call CPP_BUMP_LINE after reading a 29052 carriage return after a macro name. 29053 290542000-02-07 Fred Fish <fnf@be.com> 29055 29056 * i386/beos-elf.h: (ASM_IDENTIFY_GCC): Define to nothing 29057 so the gcc2_compiled symbol doesn't confuse BeOS debuggers. 29058 290592000-02-07 Zack Weinberg <zack@wolery.cumb.org> 29060 29061 * cppfiles.c (deps_output): Count spacers in deps_column. 29062 290632000-02-07 Neil Booth <NeilB@earthling.net> 29064 29065 * cppinit.c (initialize_dependency_output): If there is no 29066 suffix, don't try to look for known suffixes. Use strrchr. 29067 (cpp_start_read): Remove duplicate initialization. 29068 29069Mon Feb 7 18:36:41 MET 2000 Jan Hubicka <jh@suse.cz> 29070 29071 * calls.c (compute_argument_block_size): New argument 29072 preferred_stack_boundary. 29073 (expand_call): update cfun->preferred_stack_boundary, update call of 29074 compute_argument_block_size 29075 (emit_library_call): Increate cfun->preferred_stack_boundary 29076 to PREFERRED_STACK_BOUNDARY 29077 (emit_library_call_value): Likewise. 29078 * explow.c (allocate_dynamic_stack_spave): Likewise. 29079 * function.c (prepare_function_start): Set 29080 cfun->preferred_stack_boundary 29081 * function.h (struct function): Add preferred_stack_boundary field. 29082 * integrate.c (expand_inline_function): Update 29083 cfun->preferred_stack_boundary and cfun->stack_alignment_needed. 29084 (copy_rtx_and_substitute): Align frame to stack_alignment_needed only. 29085 * i386.c (compute_frame_size): Use cfun->preferred_stack_boundary. 29086 290872000-02-06 Zack Weinberg <zack@wolery.cumb.org> 29088 29089 * cpplib.c (my_strerror, cpp_error, cpp_error_with_line, 29090 cpp_error_from_errno, cpp_warning, cpp_warning_with_line, 29091 cpp_pedwarn, cpp_pedwarn_with_line, 29092 cpp_pedwarn_with_file_and_line): Move to cpperror.c. 29093 (cpp_print_file_and_line, v_cpp_error, v_cpp_warning, 29094 v_cpp_error_with_line, v_cpp_warning_with_line, 29095 cpp_message_from_errno, cpp_perror_with_name): Delete. 29096 29097 * cpperror.c (cpp_print_containing_files): Take starting 29098 buffer as argument. 29099 (cpp_file_line_for_message): Rename to cpp_print_file_and_line. 29100 (v_cpp_message): Now called directly by all entry points. 29101 Remove -1 case. 29102 (cpp_pfatal_with_name, cpp_message): Delete. 29103 (cpp_notice_from_errno, cpp_ice): New functions. 29104 (cpp_notice): Is now for reporting error conditions, just 29105 without an associated file. 29106 (cpp_error, cpp_error_with_line): Don't do anything if 29107 opts->inhibit_errors is on. 29108 (cpp_pedwarn_with_file_and_line): Take column argument also. 29109 29110 * cpplib.h: Update prototypes of exported functions. 29111 (struct cpp_options): Add inhibit_errors. 29112 29113 * cppalloc.c, cppfiles.c: Use fprintf not cpp_notice for 29114 non-error messages. Include intl.h. 29115 29116 * cppinit.c, cppmain.c: Likewise. Also, use 29117 cpp_notice_from_errno instead of cpp_perror_with_name or 29118 cpp_pfatal_with_name, and cpp_notice instead of cpp_message. 29119 29120 * cppexp.c, cpphash.c, cppinit.c, cpplib.c: Use cpp_ice to 29121 report internal errors. 29122 29123 * cpplib.c (do_define): Switch bcopy to memcpy. 29124 Give cpp_pedwarn_with_file_and_line a dummy column argument. 29125 29126 * cpplib.c (copy_rest_of_line): Revert previous change: don't 29127 bail out early if we hit a line comment. 29128 291292000-02-06 Richard Henderson <rth@cygnus.com> 29130 29131 * flow.c (flow_delete_insn, make_edge, remove_edge): Export. 29132 * basic-block.h: Declare them. 29133 * emit-rtl.h (active_insn_p): New. 29134 (next_active_insn, prev_active_insn): Use it. 29135 * rtl.h: Declare it. 29136 * function.c (emit_return_into_block): New. 29137 (thread_prologue_and_epilogue_insns): Insert return insns instead 29138 of epilogues when possible. 29139 * jump.c (jump_optimize_1): Remove code to insert a return insn 29140 on the fallthru to the exit block. 29141 29142 * i386.c (ix86_can_use_return_insn_p): Fail for large poped args 29143 and for non-empty stack frames. 29144 * i386.md (return): Expand to return-pop as needed. 29145 291462000-02-06 Richard Henderson <rth@cygnus.com> 29147 29148 * simplify-rtx.c (simplify_relational_operation): Canonicalize 29149 constant to op1 for testing. 29150 291512000-02-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 29152 29153 * config/c4x/c4x.md (*ldi_on_overflow): New pattern. 29154 (fixuns_truncqfqi2): Use it. 29155 291562000-02-06 Richard Henderson <rth@cygnus.com> 29157 29158 * i386.c (ix86_agi_dependant): Handle pro_epilogue_adjust_stack 29159 as a TYPE_LEA insn. 29160 29161 * i386.md (widening and peepholes): Mask the constant instead of 29162 using gen_lowpart. 29163 291642000-02-05 Zack Weinberg <zack@wolery.cumb.org> 29165 29166 * cppfiles.c (read_and_prescan) [case SPECCASE_QUESTION]: Bump 29167 input pointer before possibly branching off to the backslash 29168 code. 29169 * cpphash.c (macroexpand): Correctly delete \r escapes when 29170 stringifying parameters. 29171 * cpplib.c (copy_rest_of_line): Go directly to skip_block_comment 29172 if we can; bail out early if we hit a line comment. 29173 (handle_directive): Treat '# 123' in an .S file just like 29174 '# <punctuation>'. Discard the shifted '#' if we hit '#\n'. 29175 Return 1 for '# not_a_directive'. 29176 (get_directive_token): Pop macro buffers here, so that 29177 cpp_get_token can't sneakily move past a newline. 29178 Add sanity checks. 29179 (cpp_get_token): goto randomchar if handle_directive returns 0. 29180 29181 * cppalloc.c: Update copyright. 29182 * cpplib.c: Merge all the static function prototypes into one 29183 block. 29184 * cpplib.h: Remove #if 0 block. 29185 29186 * cpperror.c: Remove #ifdef EMACS block. 29187 * cppmain.c: Likewise. 29188 * cpphash.c: Remove #if 0 blocks. 29189 * cppinit.c: Remove #if 0 blocks, and the -lint option. 29190 * cpplib.c: Remove #if 0 blocks and code referencing 29191 pcp_inside_if or for_lint. Remove duplicate error message. 29192 Fix error messages for #else after #else or #elif. Reformat. 29193 Remove archaic TODO list. 29194 * cpplib.h: Remove pcp_inside_if and for_lint flags. 29195 291962000-02-05 Zack Weinberg <zack@wolery.cumb.org> 29197 29198 * i386/osf1elf.h: Add missing backslash to multiline string. 29199 292002000-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 29201 29202 * longlong.h [sparc] (udiv_qrnnd): Avoid stringifying macro arg. 29203 292042000-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 29205 29206 * Makefile.in (c-common.o): Depend on $(EXPR_H). 29207 29208 * c-common.c: Include expr.h. 29209 29210 * c-pragma.c (mark_align_stack): Add prototype. 29211 29212 * caller-save.c (add_stored_regs): Likewise. 29213 29214 * combine.c (record_promoted_value): Likewise. 29215 29216 * i386.c (ix86_sched_reorder_pentium, ix86_sched_reorder_ppro): 29217 Likewise. 29218 29219 * cppinit.c (new_pending_define): Likewise. 29220 29221 * cpplib.c (skip_block_comment, skip_line_comment): Likewise. 29222 29223 * dwarf2out.c (save_rtx, splice_child_die, reverse_die_lists, 29224 AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc, 29225 AT_addr, AT_lbl, get_AT_ref, free_AT, free_die, local_scope_p, 29226 class_scope_p): Likewise. 29227 29228 * dwarf2out.h (dwarf2out_set_demangle_name_func, 29229 dwarf2out_add_library_unit_info): Likewise. 29230 29231 * ggc.h (ggc_page_print_statistics): Likewise. 29232 29233 * haifa-sched.c (propagate_deps): Likewise. 29234 29235 * reg-stack.c (next_flags_user, record_label_references): Likewise. 29236 29237 * rtl.h (set_stack_check_libfunc): Likewise. 29238 29239 * toplev.h (set_fatal_function): Likewise. 29240 29241 * toplev.c (set_fatal_function): Delete prototype. 29242 29243 * diagnostic.c: Deconstify functions returning malloc'ed ptrs. 29244 292452000-02-05 Geoff Keating <geoffk@cygnus.com> 29246 29247 * ginclude/ppc-asm.h (FUNC_START): Use USER_LABEL_PREFIX. 29248 (FUNC_END): Likewise. 29249 292502000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 29251 29252 * caller-save.c: Include tm_p.h. 29253 292542000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 29255 29256 * Makefile.in (libgcc.a): Add $(LIBGCC1) to libgcc.a after $(LIBGCC2). 29257 292582000-02-04 Neil Booth <NeilB@earthling.net> 29259 29260 * cccp.c (main): Check 'dir' for a NULL pointer before passing 29261 it to strcmp. 29262 292632000-02-04 Zack Weinberg <zack@wolery.cumb.org> 29264 29265 * recog.h: Remove NO_MD_PROTOTYPES ifdefs. 29266 * genflags.c: Use the max_operand_1 logic from genemit.c to 29267 calculate how many arguments gen_insn prototypes have. Remove 29268 NO_MD_PROTOTYPES ifdefs from the generated file. 29269 * genoutput.c: Don't define NO_MD_PROTOTYPES in the generated 29270 file. Cast gen_insn initializers to insn_gen_fn. 29271 * config/alpha/vms.h: Don't define NO_MD_PROTOTYPES. 29272 * gcc.texi: Remove documentation of NO_MD_PROTOTYPES. 29273 292742000-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 29275 29276 * fixinc/Makefile.in (HDR): Add machname.h. 29277 (clean): Likewise. 29278 292792000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 29280 29281 * config/c4x/c4x.h (c4x_compare_op0, c4x_compare_op1): Move ... 29282 (c4x_regclass_map, c4x_caller_save_map, c4x_rpts_cycles): Ditto. 29283 (c4x_cpu_version): Ditto. 29284 * config/c4x/c4x-protos.h: ... here. 29285 292862000-02-04 Jason Merrill <jason@casey.cygnus.com> 29287 29288 * dwarf2out.c (add_abstract_origin_attribute): Don't call 29289 gen_abstract_function on our context if we're a nested function. 29290 292912000-02-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 29292 29293 * config/c4x/c4x.md (fixuns_truncqfqi2): Rewrite. 29294 * config/c4x/libgcc.S (ufix_truncqfhi2n): Fix. 29295 292962000-02-04 Bruce Korb <bkorb@gnu.org> 29297 29298 * fixinc/genfixes(machname.h): 29299 Move the functionality from gen-machine.h into this file. 29300 UNdef MN_NAME_PAT if there are no names to change. 29301 Also, be a little kinder when AutoGen is not present. 29302 29303 * fixinc/Makefile.in(machname.h): 29304 Change the generation rule to use genfixes. 29305 29306 * fixinc/fixfixes.c(machine_name): 29307 machine_name_fix's functionality now dependent upon whether 29308 MN_NAME_PAT is defined. 29309 29310 * fixinc/fixtests.c(machine_name): 29311 ditto. 29312 29313 * fixinc/fixlib.c(mn_get_regexps): conditional on definition 29314 of MN_NAME_PAT. 29315 29316 * fixinc/fixlib.h(mn_get_regexps): 29317 ditto 29318 29319 * fixinc/gen-machine.h: DELETED 29320 293212000-02-04 Jan Hubicka <jh@suse.cz> 29322 Richard Henderson <rth@cygnus.com> 29323 29324 * i386.c (SAVE_REGS_FIRST): Remove. 29325 (ix86_initial_elimination_offset): Handle only SAVE_REGS_FIRST mode. 29326 (ix86_compute_frame_size): Likewise. 29327 (ix86_expand_prologue): Likewise. Use pro_epilogue_adjust_stack. 29328 (ix86_emit_restore_regs): Remove. 29329 (ix86_emit_epilogue_esp_adjustment): Use pro_epilogue_adjust_stack 29330 when a frame pointer is in use. 29331 (ix86_expand_epilogue): Handle only SAVE_REGS_FIRST mode. Use mov 29332 instead of pop to restore a register when profitable; emit leave 29333 when profitable. 29334 (ix86_attr_length_default): Handle pro_epilogue_adjust_stack 29335 as a TYPE_LEA insn. 29336 (ix86_adjust_cost): Handle pro_epilogue_adjust_stack as TYPE_ALU. 29337 * i386.md (prologue_allocate_stack): Remove. 29338 (epilogue_deallocate_stack): Remove. 29339 (pro_epilogue_adjust_stack): New. 29340 293412000-02-04 Richard Henderson <rth@cygnus.com> 29342 29343 * function.c (diddle_return_value): Rework to use a callback function. 29344 Use current_function_return_rtx if it's been set up. 29345 (do_clobber_return_reg, clobber_return_register): New. 29346 (do_use_return_reg, use_return_register): New. 29347 (expand_function_end): Use them. 29348 * stmt.c (expand_null_return): Likewise. 29349 * function.h: Declare them. 29350 * flow.c (mark_regs_live_at_end): Use diddle_return_value. 29351 (mark_reg): Change arguments as appropriate for callback. 29352 * integrate.c (expand_inline_function): Revert 19 Jan change. 29353 29354Fri Feb 4 20:25:42 2000 Hans-Peter Nilsson <hp@bitrange.com> 29355 29356 * tm.texi (Values in Registers): Fix typo: "fo" "for". 29357 (Misc): Say the scheduler, not the Haifa scheduler. 29358 293592000-02-04 Clinton Popetz <cpopetz@cygnus.com> 29360 29361 * jump.c (mark_jump_label): Add in_mem param, check SYMBOL_REFs 29362 when in_mem is set. Update all callers. 29363 293642000-02-04 Richard Henderson <rth@cygnus.com> 29365 29366 * i386/openbsd.h (INT_ASM_OP): Define. 29367 29368Fri Feb 4 10:51:30 2000 Hans-Peter Nilsson <hp@bitrange.com> 29369 29370 * tm.texi: Fix various typos. 29371 29372Thu Feb 3 17:17:32 2000 Steve Ellcey <sje@cup.hp.com> 29373 29374 * config/pa/pa-hpux11.h (LIB_SPEC): Correct typo in !p case. 29375 (MD_STARTFILE_PREFIX_1): New macro. 29376 29377Thu Feb 3 15:08:13 MET 2000 Jan Hubicka <jh@suse.cz> 29378 29379 * i386.md (movstrsi, clrstrsi): Support variable sized copies, align 29380 destination when needed. 29381 (strmovsi, strsetsi): New expander. 29382 (strmovsi_1, strsetsi_1): New pattern. 29383 * i386.h (MASK_NO_ALIGN_STROP, MASK_INLINE_ALL_STROP, 29384 TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS): New macros. 29385 (TARGET_SWITCHES) Add align-stringops and inline-all-stringops. 29386 * invoke.texi (align-stringops, inline-all-stringops): Document. 29387 29388Wed Feb 2 23:04:47 2000 Krister Walfridsson <cato@df.lth.se> 29389 29390 * i386/netbsd.h (INT_ASM_OP): Define. 29391 293922000-02-02 Zack Weinberg <zack@wolery.cumb.org> 29393 29394 * cpplib.h (cpp_reader): Add new flag, no_directives. 29395 * cpphash.c (macarg): Set it. 29396 * cpplib.c (handle_directive): If no_directives is on and we 29397 find a directive, issue an error and discard the line. 29398 29399Wed Feb 2 13:07:10 2000 Jim Wilson <wilson@cygnus.com> 29400 29401 * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Delete 'E' check for 29402 FP constants. Add ! TARGET_FPU check for FP constants. 29403 294042000-02-02 Clinton Popetz <cpopetz@cygnus.com> 29405 29406 * flow.c (find_basic_blocks): Don't kill label_value_list 29407 here. 29408 (cleanup_cfg): Kill it here. 29409 29410Wed Feb 2 08:12:30 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 29411 29412 * expr.c (store_field): Ensure ALIGN is no stricter than the 29413 alignment of EXP. 29414 294152000-02-02 Richard Henderson <rth@cygnus.com> 29416 29417 * jump.c (delete_insn): Partially revert 19 Jan change; 29418 don't convert unused code labels to notes at -O0. 29419 294202000-02-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 29421 29422 * toplev.c (rest_of_compilation): Run rebuild_jump_labels after 29423 split_all_insns to recreate REG_LABEL notes for flow2 pass. 29424 294252000-02-01 Richard Henderson <rth@cygnus.com> 29426 29427 * i386.c (general_no_elim_operand): New. 29428 (nonmemory_no_elim_operand): New. 29429 (ix86_expand_move): Copy eliminable operands before a push. 29430 * i386-protos.h: Declare new functions. 29431 * i386.h (CAN_ELIMINATE): Simplify. 29432 (PREDICATE_CODES): Update. 29433 * i386.md (push insns): Don't allow eliminable register operands. 29434 294352000-02-01 Richard Henderson <rth@cygnus.com> 29436 29437 * flow.c (mark_regs_live_at_end): Follow expand_function_end and 29438 replace BLKmode with DECL_RTL's mode. 29439 294402000-02-01 Zack Weinberg <zack@wolery.cumb.org> 29441 29442 * frame.c (find_fde): Convert for loop to do-while so compiler 29443 sees it's always executed at least once. 29444 * libgcc2.c (BBINBUFSIZE): Kill. 29445 (__bb_init_prg): Use fgets. 29446 (__bb_exit_trace_func): Don't paste strings. 29447 * unroll.c (unroll_loop): Initialize unroll_type, not 29448 unroll_number, and tweak logic to match. 29449 29450 * i386.c (ix86_expand_int_movcc): Add explicit 'return 0' in 29451 all failure paths. 29452 (ix86_flags_dependant): Likewise. Disentangle control flow. 29453 (ix86_sched_reorder): Break guts out to 29454 ix86_sched_reorder_pentium and ix86_sched_reorder_ppro. 29455 (ix86_sched_reorder_ppro): Initialize pair2 and insnp before 29456 any possible use. 29457 29458 * i386.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Don't 29459 use string concatenation. Don't save and restore esi. 29460 29461 * fixinc/Makefile.in (fixincl.sh): Don't depend on inclhack.def. 29462 (machname.h): Remove script to separate file. Use two-step 29463 sequence so target is not created if script fails. 29464 * fixinc/gen-machname.h: New file. Handle case where no non-reserved 29465 identifiers are defined. 29466 * fixinc/fixlib.c (mn_get_regexps): Return a flag: if MN_NAME_PAT is 29467 an empty string, machine_name doesn't need to do anything at 29468 all. 29469 (is_cxx_header): Add more cases to regexp. 29470 * fixinc/fixlib.h: Update prototype. 29471 * fixinc/fixtests.c, fixinc/fixfixes.c: Update callers of 29472 mn_get_regexps. 29473 * fixinc/fixincl.c: Define NO_BOGOSITY. 29474 29475 * fixinc/inclhack.def (no_double_slash, else_endif_label): Ifdef out. 29476 (hp_sysfile): Add missing comma. 29477 (math_exception): Put the wrapper ifdefs at the beginning and 29478 the end of the file. 29479 * fixinc/fixincl.x, fixinc/inclhack.sh: Regenerate. 29480 294812000-02-01 Richard Henderson <rth@cygnus.com> 29482 29483 * sparc.c (fp_zero_operand): Turn into a normal predicate. 29484 Use CONST0_RTX. Update all callers. 29485 * sparc.h, sparc-protos.h: Update accordingly. 29486 * sparc.md (fp mov insns): Use fp_zero_operand directly 29487 where applicable. 29488 29489Wed Feb 2 02:59:45 2000 Hans-Peter Nilsson <hp@bitrange.com> 29490 29491 * tm.texi (Values in Registers): Fix typo in HARD_REGNO_NREGS 29492 example. 29493 294942000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 29495 29496 * Makefile.in (specs.ready): New target. 29497 (fixinc.sh): Depend on `specs.ready' instead of `specs'. 29498 294992000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 29500 29501 * fixinc.irix: Use unique filenames for writing into /tmp, 29502 * fixinc.ptx: Likewise. 29503 * fixinc.sco: Likewise. 29504 * fixinc.svr4: Likewise. 29505 * fixinc.winnt: Likewise. 29506 295072000-02-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 29508 29509 * tsystem.h: New file. 29510 29511 * Makefile.in (libgcc2.a, stmp-multilib, crtbegin.o, crtend.o, 29512 s-crtS): Depend on tsystem.h. 29513 29514 * crtstuff.c: Include tsystem.h. 29515 * frame.c: Likewise. 29516 * libgcc2.c: Likewise. 29517 29518Tue Feb 1 19:53:27 CET 2000 Jan Hubicka <jh@suse.cz> 29519 29520 * builtins.c (expand_builtin_memset): Expand for variable sized 29521 lengths too. 29522 295232000-02-01 David Billinghurst <David.Billinghurst@riotinto.com.au> 29524 29525 * config/mips/iris6.h (SUBTARGET_ASM_SPEC) : Default ISA based 29526 on ABI. 29527 29528Tue Feb 1 00:57:40 2000 Hans-Peter Nilsson <hp@bitrange.com> 29529 29530 * dwarfout.c (SHORT_TYPE_SIZE): Correct default. 29531 29532 * tm.texi (Type Layout): Correct entry for CHAR_TYPE_SIZE. 29533 295342000-01-31 Chandra Chavva <cchavva@cygnus.com> 29535 29536 * combine.c (try_combine) [HAVE_cc0]: Trying to check the missed 29537 case 3->2 combining (combining with splitting) in which 2 is CC0 29538 setter/user and 3 is user. The rest of cases 2->1 and 3->2 are 29539 checked at the begining of the function with the aid of calling 29540 function 'can_combine_p'. 29541 295422000-01-31 Dave Brolley <brolley@redhat.com> 29543 29544 * cccp.c (struct argdata): Redeclare 'newlines' field as 'int'. 29545 295462000-01-31 Jason Merrill <jason@casey.cygnus.com> 29547 29548 * jump.c (redirect_jump): Move a NOTE_INSN_FUNCTION_END to the 29549 new label. 29550 295512000-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 29552 29553 * gansidecl.h (PROTO, VPROTO, PVPROTO): Delete macros. 29554 29555 * sbitmap.h (sbitmap_first_set_bit, sbitmap_last_set_bit): 29556 PROTO -> PARAMS. 29557 295582000-01-30 Zack Weinberg <zack@wolery.cumb.org> 29559 29560 * i386/386bsd.h, i386/beos-pe.h, i386/bsd386.h, i386/crtdll.h, 29561 i386/cygwin.h, i386/dgux.h, i386/djgpp-rtems.h, i386/djgpp.h, 29562 i386/freebsd.h, i386/gnu.h, i386/i386-aout.h, i386/i386-coff.h, 29563 i386/i386-interix.h, i386/i386elf.h, i386/linux.h, i386/lynx-ng.h, 29564 i386/lynx.h, i386/mach.h, i386/mingw32.h, i386/moss.h, 29565 i386/netbsd.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h, 29566 i386/ptx4-i.h, i386/rtems.h, i386/rtemself.h, i386/sco.h, 29567 i386/sequent.h, i386/sun.h, i386/sysv4.h, i386/uwin.h, i386/vsta.h, 29568 i386/vxi386.h, i386/win-nt.h, i386/win32.h: 29569 Remove -Di386 -Acpu(i386) -Amachine(i386) from CPP_PREDEFINES. 29570 29571 * i386/osf1elf.h, i386/scodbx.h, i386/seq-sysv3.h, i386/sysv5.h: 29572 Add %(cpp_cpu) to CPP_SPEC. 29573 29574 * i386/osf1elf.h, i386/osfelf.h, i386/osfrose.h: 29575 Add %(cc1_cpu) to CC1_SPEC. 29576 295772000-01-28 Ulrich Drepper <drepper@redhat.com> 29578 29579 * c-decl.c (c_decode_option): Accept optional numeric argument to 29580 -Wformat and set warn_format. 29581 * c-common.c: Don't emit warning about non-constant printf format 29582 string unless warn_format > 1. 29583 295842000-01-30 Richard Henderson <rth@cygnus.com> 29585 29586 * alpha.md (return_internal): Allow after reload only. 29587 295882000-01-30 Richard Henderson <rth@cygnus.com> 29589 29590 * i386.c (ix86_compute_frame_size): Omit padding1 if the 29591 local frame size is zero. 29592 295932000-01-30 Richard Henderson <rth@cygnus.com> 29594 29595 * alpha.c (alpha_expand_epilogue): Don't emit the return insn. 29596 * alpha.h (EPILOGUE_USES): New. Mark $26 live. 29597 * alpha.md (return): Turn into an expander. 29598 (return_internal): Don't use $26. 29599 (epilogue): Emit the return insn. 29600 296012000-01-30 Richard Henderson <rth@cygnus.com> 29602 29603 * alpha.md (negtf2, abstf2): Fix word order thinko. 29604 (extendsftf2): New. 29605 (trunctfsf2): Avoid intermediate rounding errors. 29606 296072000-01-30 Zack Weinberg <zack@wolery.cumb.org> 29608 29609 * cppfiles.c (find_position): Drop 'colp' argument, return the 29610 new line base. 29611 (read_and_prescan): Adjust to match. Don't ever manipulate 29612 line or line_base except via find_position. 29613 296142000-01-29 Zack Weinberg <zack@wolery.cumb.org> 29615 29616 * c-parse.in: Apply Ulrich's changes from c-parse.y. 29617 * c-parse.y, objc/objc-parse.y, c-parse.c, objc/objc-parse.c: 29618 Regenerate. 29619 296202000-01-29 Zack Weinberg <zack@wolery.cumb.org> 29621 29622 * cpperror.c (cpp_file_line_for_message): If 'line' is zero, 29623 just print "<command line>". If 'filename' is null or an 29624 empty string, print "<stdin>" for the filename. 29625 * cpplib.c (do_define): Don't print the 'location of the 29626 previous definition' message if we're still parsing the 29627 command line. 29628 (cpp_pedwarn_with_file_and_line): Always call 29629 cpp_file_line_for_message. 29630 296312000-01-29 Mark Mitchell <mark@codesourcery.com> 29632 29633 * flow.c (mark_regs_live_at_end): Fix typo. 29634 296352000-01-28 Ulrich Drepper <drepper@redhat.com> 29636 29637 * c-common.c: Adjust variable names, comments, help strings to c99. 29638 * c-lex.c: Likewise. 29639 * c-parse.y: Likewise. 29640 * c-tree.h: Likewise. 29641 * cccp.c: Likewise. 29642 * cpplib.h: Likewise. 29643 * c-decl.c: Likewise. Recognize options with names "*99" as well. 29644 * cppinit.c: Likewise. 29645 296462000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 29647 29648 * c4x.h (INIT_TARGET_OPTABS): Add all missing local optab entries. 29649 * c4x.c: Define the optab rtx values. 29650 (c4x_add_gc_roots): Add the ggc roots for these optab rtx values. 29651 (c4x_emit_libcall): Use new optab rtx values. 29652 (c4x_emit_libcall3): Likewise. 29653 (c4x_emit_libcall_mulhi): Likewise. 29654 * c4x-protos.h: Add prototypes for optab rtx values and change 29655 prototypes for above c4x_emit_libcall functions. 29656 296572000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 29658 29659 * c4x.c (c4x_output_ascii): Restrict line length of output when TI 29660 syntax is used. 29661 (c4x_function_prologue): Use regnames intead of float_reg_names when 29662 TI syntax is used. 29663 (c4x_function_epilogue): Likewise. 29664 (c4x_print_operand): Likewise. 29665 * c4x.h (HOST_WIDE_INT_PRINT_HEX): Redefine. 29666 * c4x.md (set_high): Disable for TARGET_TI. 29667 296682000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 29669 29670 * c4x.h (PREFERRED_RELOAD_CLASS): Change to restrict the reloading 29671 of framepointer + constant to ADDR_REGS class. 29672 * c4x.md (addqi3, addqi3_noclobber_reload): Update. 29673 * c4x.c (std_or_reg_operand): New function. 29674 * c4x-protos.h (std_or_reg_operand): Prototype it. 29675 296762000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 29677 29678 * t-c4x: Change qi,qf,di,df into si,sf,hi,hf to generate same 29679 object names as libgcc2.c. 29680 * libgcc.S: Use newly defined names. 29681 29682Fri Jan 7 19:48:04 CET 2000 Jan Hubicka <jh@suse.cz> 29683 * sbitmap.c (sbitmap_first_set_bit, sbitmap_last_set_bit): New 29684 function. 29685 * sbitmap.h (sbitmap_first_set_bit, sbitmap_last_set_bit): Declare. 29686 * basic_block.h (FLOW_LOOP_FIRST_BLOCK): New macro. 29687 (FLOW_LOOP_LAST_BLOCK): Likewise. 29688 296892000-01-21 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 29690 29691 * basic-block.h (struct loop): New fields 'first' and 'last'. 29692 * flow.c (flow_loops_find): Compute loop->first and loop->last. 29693 (flow_loops_dump): Use loop->first to check for NOTE_INSN_LOOP_BEG 29694 and loop->last to check for NOTE_INSN_LOOP_END. 29695 29696Fri Jan 28 10:57:58 2000 Jason Eckhardt <jle@cygnus.com> 29697 29698 * predict.c (estimate_probability): Use the new FIRST and LAST fields 29699 of the loop descriptor rather than HEADER and LATCH. Also added 29700 missing break statements as well making some coding style modifications 29701 as suggested by Michael Hayes. 29702 297032000-01-28 Richard Henderson <rth@cygnus.com> 29704 29705 * flow.c (find_basic_blocks): Remove do_cleanup argument. 29706 Break out that code ... 29707 (cleanup_cfg): ... here. 29708 (commit_one_edge_insertion): Detect a return instruction being 29709 emitted to an edge. Emit a barrier following; clear fallthru. 29710 (commit_edge_insertions): Verify CFG consistency. 29711 * function.c (expand_function_start): Kill unused variable. 29712 (expand_function_end): Likewise. 29713 (thread_prologue_and_epilogue_insns): Use insert_insn_on_edge 29714 to insert the epilogue. 29715 29716 * gcse.c (gcse_main): Adjust for find_basic_blocks change. 29717 (delete_null_pointer_checks): Likewise. 29718 * output.h: Likewise. 29719 * reg-stack.c (reg_to_stack): Likewise. 29720 * toplev.c (rest_of_compilation): Likewise. Run 29721 thread_prologue_and_epilogue_insns after rebuilding the CFG. 29722 297232000-01-28 Richard Henderson <rth@cygnus.com> 29724 29725 * Makefile.in (flow.o): Revert 24 Jan change. 29726 * flow.c (mark_regs_live_at_end): Likewise. Force BLKmode 29727 FUNCTION_VALUE result to DECL_RESULT's mode. 29728 29729 * haifa-sched.c (schedule_insns): Don't recompute reg info 29730 after reload. 29731 297322000-01-28 Zack Weinberg <zack@wolery.cumb.org> 29733 29734 * configure.in: Make --enable-cpplib the default. 29735 * configure: Regenerate. 29736 * gcc.dg/990119-1.c: No longer expected to fail. 29737 297382000-01-28 Bernd Schmidt <bernds@cygnus.co.uk> 29739 29740 * jump.c (jump_optimize_1): Delete an optimization that is also done 29741 by merge_blocks in flow. 29742 297432000-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 29744 29745 * diagnostic.c (build_message_string, output_printf, 29746 line_wrapper_printf): Add ATTRIBUTE_PRINTF_*. 29747 (build_location_prefix): Fix non-literal format string. 29748 297492000-01-27 Richard Henderson <rth@cygnus.com> 29750 29751 * alpha.md (trunctfsf2): New. 29752 297532000-01-27 Andrew Hobson <ahobson@eng.mindspring.net> 29754 29755 * configure.in (alpha-dec-osf5): Enable MASK_SUPPORT_ARCH. 29756 297572000-01-27 Zack Weinberg <zack@wolery.cumb.org> 29758 29759 * cppinit.c (cpp_handle_option): Recognize C++ comments under 29760 -std=gnu89. 29761 * cpplib.c (skip_block_comment, skip_line_comment): Split code 29762 out of... 29763 (skip_comment) ... here. Permit C++ comments in system 29764 headers always. Warn about C++ comments in user code under 29765 -std=gnu89 -pedantic. 29766 (copy_comment): Use skip_comment. 29767 (cpp_skip_hspace, cpp_get_token): skip_comment can no longer 29768 return EOF. 29769 (consider_directive_while_skipping, do_else, do_endif): Call 29770 validate_else unconditionally. 29771 (validate_else): Check CPP_PEDANTIC here. Accept non-comment 29772 text after the conditional in a system header. 29773 * cpplib.h (struct cpp_buffer): Add flag 29774 warned_cplusplus_comments. 29775 297762000-01-27 Geoffrey Keating <geoffk@cygnus.com> 29777 29778 * emit-rtl.c (unshare_all_rtl): Unshare virtual parameters too. 29779 Use unshare_all_rtl_1. 29780 (unshare_all_rtl_again): New function. 29781 (unshare_all_rtl_1): New function split out of unshare_all_rtl. 29782 29783 * function.c (purge_addressof_1): Use unshare_all_rtl_again 29784 rather than resetting the 'used' flags ourself. 29785 29786 * toplev.c (rest_of_compilation): Add current_function_decl 29787 to the unshare_all_rtl call. 29788 * tree.h: Prototype unshare_all_rtl. 29789 * rtl.h: Prototype unshare_all_rtl_again here. 29790 297912000-01-27 Geoffrey Keating <geoffk@cygnus.com> 29792 29793 * genoutput.c (output_prologue): Include ggc.h in generated 29794 files. 29795 * Makefile.in (insn-output.o): Depends on ggc.h. 29796 297972000-01-27 Ian Dall <ian@sibyl.beware.dropbear.id.au> 29798 Hans-Peter Nilsson <hp@bitrange.com> 29799 29800 * ns32k/xm-ns32k.h (memcpy, memset, memcmp): Delete. 29801 Remove redundant include of xm-ns32k.h. 29802 * ns32k/xm-genix.h (memcpy, memset, memcmp): Add definitions. 29803 Remove redundant include of xm-ns32k.h. 29804 * ns32k/xm-netbsd.h (memcpy, memset, memcmp): No longer undefine. 29805 Remove redundant include of xm-ns32k.h. 29806 * ns32k/netbsd.h (TARGET_DEFAULT): Enable multiply-add instructions. 29807 29808 * ns32k/ns32k.h: Update comment on multiply-add instructions. 29809 (TARGET_SWITCHES): Add documentation strings. 29810 (DWARF_FRAME_REGNUM): Override default definition. 29811 (REG_CLASS_CONTENTS): Add comments. 29812 (SUBSET_P): Format to reduce line length. 29813 (SMALL_REGISTER_CLASSES): Make a run time option. 29814 (GO_IF_NONINDEXED_ADDRESS): Reformat. 29815 (GO_IF_LEGITIMATE_ADDRESS): Ensure that cfun is non NULL before 29816 dereferencing it. Braces to avoid "ambiguous else" were misplaced. 29817 (regclass_map): fix typo in comment. 29818 * ns32k/ns32k.c: Add spaces before parentheses for consistant style. 29819 Prefer gen_rtx_FOO(...) to gen_rtx(FOO,...). 29820 (trace, reg_or_mem_operand): Delete, unused function. 29821 (calc_address_cost): Small offsets are cheaper than large ones. 29822 (expand_block_move): Generate more efficient code when bytes is a 29823 known at compile time. 29824 * ns32k/ns32k.md: Alternate constraints for multiply-add instructions. 29825 (udivmodsi4, udivmodhi4, udivmodqi4): Use nonimmediate_operand 29826 instead of reg_or_mem_operand. 29827 29828 * ns32k/ns32k.md: Use nonimmediate_operand or stricter for outputs, 29829 not general_operand. Similarly use "=rm" or stricter, not "=g". 29830 For input operands, use stricter constraints than "g" if not 29831 general_operand. Similarly use stricter predicate than 29832 "general_operand" when stricter constraints than "g" are present, 29833 except for matching constraints. 29834 (movstrsi): Use "memory_operand" for operands 0 and 1. 29835 (truncsiqi2, truncsihi2, trunchiqi2): Remove. 29836 (udivmoddisi4_internal): Use nonimmediate_operand for operand 0, 29837 not reg_or_mem_operand. 29838 (udivmoddisi4): Ditto. 29839 Use nonimmediate_operand for operand 1, not reg_or_mem_operand. 29840 Use nonimmediate_operand for operand 3, not register_operand. 29841 (udivmoddiqi4_internal): Use register_operand for operand 1, not 29842 reg_or_mem_operand. 29843 298442000-01-27 Fred Fish <fnf@be.com> 29845 29846 * gthr-posix.h: Fix typo; compatibily -> compatibility. 29847 * gthr-single.h: Likewise. 29848 * gthr-solaris.h: Likewise. 29849 * gthr-vxworks.h: Likewise. 29850 * gthr-win32.h: Likewise. 29851 * gthr.h: Likewise. 29852 298532000-01-27 Zack Weinberg <zack@wolery.cumb.org> 29854 29855 * cppinit.c: Add " (cpplib)" to end of string printed by 29856 -v / --version. 29857 298582000-01-27 Richard Henderson <rth@cygnus.com> 29859 29860 * alpha.c (alpha_emit_conditional_move): Use VOIDmode when 29861 testing for a signed comparison. 29862 (alpha_emit_floatuns): New. 29863 * alpha-protos.h: Declare it. 29864 * alpha.md (floatunsdisf2, floatunsdidf2): New. 29865 (extendsfdf2): Tidy. 29866 298672000-01-27 Jakub Jelinek <jakub@redhat.com> 29868 29869 * config/sparc/linux64.h (CC1_SPEC): If compiling -m32 with -g but 29870 no -g option specifying debugging format, default to -gstabs+. 29871 29872Wed Jan 26 22:19:14 1999 J"orn Rennecke <amylaar@cygnus.co.uk> 29873 29874 * calls.c (special_function_p): New argument fork_or_exec. 29875 (expand_call): When profile_arc_flag is set and the function 29876 is in the fork_or_exec group, call __bb_fork_func first. 29877 * libgcc2.c, _bb module (__bb_fork_func): New function. 29878 (__bb_exit_func): If fcntl F_SETLKW is available, use it to lock 29879 output file. 29880 * config/svr4.h (TARGET_HAS_F_SETLKW): Define. 29881 * tree.h (special_function_p): Update prototype. 29882 298832000-01-26 Richard Henderson <rth@cygnus.com> 29884 29885 * alpha.c (alpha_split_tfmode_pair): New. 29886 * alpha-protos.h: Declare it. 29887 * alpha.md (abstf2, negtf2): New. 29888 (movtf insn): Add input G constraint. 29889 (movtf splitter): Use alpha_split_tfmode_pair. 29890 298912000-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 29892 29893 * i386/cygwin.h: PROTO -> PARAMS. 29894 298952000-01-26 Jakub Jelinek <jakub@redhat.com> 29896 29897 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Handle 29898 TARGET_ARCH32 again. Handle ORDERED, UN* and LTGT comparisons 29899 using _Qp_cmp/_Q_cmp and testing the return value. 29900 (print_operand): Call reverse_condition_maybe_unordered if 29901 we are handling CCFPmode or CCFPEmode. 29902 Handle ORDERED, UN* and LTGT comparisons. 29903 * config/sparc/sparc.md (cmptf): Use even on TARGET_ARCH32 29904 if not TARGET_HARD_QUAD. 29905 (seq, sne, sgt, slt, sge, sle, beq, bne, bgt, blt, bge, ble, 29906 bunordered, bordered, bungt, bunlt, buneq, bunge, bunle, bltgt): 29907 Call sparc_emit_float_lib_cmp even on TARGET_ARCH32. 29908 Adjust gen_b* calls so that they reflect return comparison of 29909 sparc_emit_float_lib_cmp. 29910 299112000-01-26 Alexandre Oliva <oliva@lsd.ic.unicamp.br> 29912 29913 * config/alpha/alpha.c (alpha_emit_xfloating_cvt): Do not assume 29914 incoming operands array is large enough for one more operand. 29915 (alpha_emit_xfloating_arith): Likewise. 29916 299172000-01-25 Zack Weinberg <zack@wolery.cumb.org> 29918 29919 * fixinc/Makefile.in (machname.h): SunOS 4 sed can't handle a 29920 file with one line and no trailing newline. 29921 Patch by Kaveh Ghazi <ghazi@caip.rutgers.edu>. 29922 * fixinc/fixtests.c (machine_name_test): Fix fencepost error 29923 checking if the match is on the line. 29924 * fixinc/gnu-regex.c: Provide regerror not __regerror. 29925 299262000-01-25 Richard Henderson <rth@cygnus.com> 29927 29928 * sparc.c (output_cbranch): Fix accidental squashing of the 29929 fp branch pre-delay nop. 29930 299312000-01-25 Richard Henderson <rth@cygnus.com> 29932 29933 * tree.def (UNNE_EXPR): Remove. 29934 * c-typeck.c (build_binary_op): Don't handle it. 29935 * expr.c (expand_expr, do_jump, do_store_flag): Likewise. 29936 29937 * rtl.def (UNNE): Remove. 29938 (LTGT): Add. 29939 * jump.c (reverse_condition): Update accordingly. 29940 (swap_condition): Likewise. 29941 (comparison_dominates_p): Handle unordered comparisons. 29942 (reverse_condition_maybe_unordered): New. 29943 * rtl.h (reverse_condition_maybe_unordered): Declare. 29944 29945 * sparc.c (select_cc_mode): Update for UNNE/LTGT. 29946 (output_cbranch): Use reverse_condition_maybe_unordered and LTGT. 29947 * sparc.h (REVERSIBLE_CC_MODE): Always true. Update docs. 29948 * sparc.md (bltgt): New. 29949 299502000-01-25 Nick Clifton <nickc@redhat.com> 29951 29952 * emit-rtl.c (emit_insn): Only check machine class insns for 29953 improper emission of a RETURN. 29954 299552000-01-25 Richard Henderson <rth@cygnus.com> 29956 29957 * Makefile.in (flow.o): Depend on $(EXPR_H). 29958 * flow.c (mark_regs_live_at_end): Use hard_function_value, i.e. 29959 duplicate the structure of diddle_return_value for keeping regs live. 29960 299612000-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 29962 29963 * loop.c (current_loop_info): Delete. 29964 (consec_sets_invariant_p): Add loop argument, update callers. 29965 (get_condition_for_loop): Likewise. 29966 (count_nonfixed_reads, update_giv_derive): Likewise. 29967 (simplify_giv_expr, general_induction_var): Likewise. 29968 (consec_sets_giv, recombine_givs): Likewise. 29969 (move_movables): Delete loop_start and loop_end arguments, 29970 add loop argument, and update callers. 29971 (find_mem_givs, check_final_value): Likewise. 29972 (record_giv, maybe_eliminate_biv, maybe_eliminate_biv_1): Likewise. 29973 (loop_invariant_p): Rename from invariant_p, add loop argument, and 29974 update callers. 29975 (basic_induction_var): Add loop argument, delete loop_level argument, 29976 and update callers. 29977 * unroll.c (iteration_info): Delete loop_start and loop_end arguments, 29978 add loop argument, and update callers. 29979 (find_splittable_regs, find_splittable_givs): Likewise. 29980 (reg_dead_after_loop, loop_find_equiv_value): Likewise. 29981 (final_biv_value, final_giv_value, back_branch_in_range_p): Likewise. 29982 (biv_total_increment): Delete loop_start and loop_end arguments; 29983 update callers. 29984 (precondition_loop_p): Delete loop_start and loop_info arguments; 29985 update callers. 29986 * loop.h (get_condition_for_loop): Add loop argument. 29987 (biv_total_increment): Delete loop_start and loop_end arguments. 29988 (precondition_loop_p): Delete loop_start and loop_info arguments; 29989 add loop argument. 29990 (final_biv_value): Delete loop_start and loop_end arguments; 29991 add loop argument. 29992 (final_giv_value, back_branch_in_range_p): Likewise. 29993 299942000-01-25 Gavin Romig-Koch <gavin@cygnus.com> 29995 29996 * config/mips/mips.h (LEGITIMATE_CONSTANT_P): Fix for mips16. 29997 299982000-01-25 Gavin Romig-Koch <gavin@cygnus.com> 29999 30000 * Makefile.in (c-gperf.h) : Change the "See" pointer to 30001 point to the new "generated_files" doc. 30002 300032000-01-25 Clinton Popetz <cpopetz@cygnus.com> 30004 30005 * config/fp-bit.c (_unord_f2): Fix typo. 30006 300072000-01-25 Zack Weinberg <zack@wolery.cumb.org> 30008 30009 * c-common.c, c-decl.c, c-lang.c, c-lex.c, c-parse.in, c-pragma.c, 30010 c-typeck.c, objc/objc-act.c: Remove all references to obstack 30011 functions obsoleted by GC, such as push_obstacks_nochange, 30012 end_temporary_allocation, savealloc, saveable_tree_cons, etc. 30013 and code which existed only to decide whether or not to call 30014 them. Remove now-unused NESTED argument from start_function; 30015 all callers changed. Do not change behavior based on ggc_p. 30016 The use of the ixp_obstack in c-iterate.c and the util_obstack 30017 in objc/objc-act.c remain; these are not obsoleted by garbage 30018 collection. 30019 * c-tree.h: Update prototype for start_function. 30020 30021 * c-parse.y, c-parse.c, objc/objc-parse.c, objc/objc-parse.y: Rebuild. 30022 300232000-01-25 Clinton Popetz <cpopetz@cygnus.com> 30024 30025 * config/mips/mips.md (zero_extendsidi2_internal): Disable for 30026 mips16. 30027 300282000-01-25 Richard Henderson <rth@cygnus.com> 30029 30030 * sparc-protos.h (select_cc_mode): Declare. 30031 * sparc.c (select_cc_mode): New. Handle unordered compares. 30032 (output_cbranch): Always reverse via code change. Handle 30033 unordered compares. Factor tests and string updates. 30034 * sparc.h (SELECT_CC_MODE): Split out to select_cc_mode. 30035 (REVERSIBLE_CC_MODE): Also exclude CCFPmode. 30036 * sparc.md (bunordered, bordered): New. 30037 (bungt, bunlt, buneq, bunge, bunle): New. 30038 300392000-01-25 Richard Henderson <rth@cygnus.com> 30040 30041 * dwarf2out.c (dwarf2out_init): Use ggc_add_rtx_varray_root. 30042 * ggc-common.c (ggc_add_rtx_varray_root): New. 30043 (ggc_mark_rtx_varray): New. 30044 (ggc_mark_rtx_varray_ptr): New. Shift all ggc_mark_foo_ptr 30045 functions down below ggc_mark_foo. 30046 * ggc.h (ggc_add_rtx_varray_root, ggc_mark_rtx_varray): Declare. 30047 300482000-01-25 Richard Henderson <rth@cygnus.com> 30049 30050 * alpha.c (secondary_reload_class): Don't allocate a secondary 30051 for integral mode memories into FLOAT_REGS. Rearrange the more 30052 complicated memory expression inward. 30053 300542000-01-25 Zack Weinberg <zack@wolery.cumb.org> 30055 30056 * inclhack.def: Fixes to play nicer with FreeBSD, and 30057 corrections to comments. 30058 (cxx_unready): Add select expression. 30059 (irix_sockaddr): Add bypass expression. 30060 (machine_ansi_h_va_list): New fix. 30061 (stdio_va_list): No need to edit _BSD_VA_LIST_. 30062 Split out addition of "#include <stdarg.h>" to... 30063 (stdio_stdarg_h): ... here. 30064 (systypes_for_aix): Rename to systypes_stdlib_size_t. Apply 30065 to stdlib.h also. Do not munge _BSD_SIZE_T_. 30066 (sysz_stdlib_for_sun): Delete duplicate fix for unprotected 30067 size_t. 30068 (ultrix_ifdef): Tighten up select expression. 30069 30070 * fixincl.tpl: Exorcise 'exesel'. Rewrite calculations of 30071 re_ct and max_mach to avoid use of shell. Make printed names 30072 match names in inclhack.def. Use static copyright date. 30073 Don't count c_test and test expressions as requiring regex_t 30074 slots. Add some commentary. 30075 * inclhack.tpl: Do not include the 'This script contains N 30076 fixup scripts' line if PROGRAM is defined. Use static 30077 copyright date. 30078 300792000-01-24 Jason Merrill <jason@casey.cygnus.com> 30080 30081 * dwarf2out.c: include "varray.h", not dyn-string.h. 30082 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_NAME_TO_STRING): Lose. 30083 (addr_const_to_string, addr_to_string): Lose. 30084 (ASM_OUTPUT_DWARF_ADDR_CONST): Copy from dwarfout.c. 30085 (struct dw_val_struct): val_addr is now an rtx. 30086 (add_AT_addr, AT_addr, free_AT, output_aranges): Adjust. 30087 (used_rtx_varray): New varray. 30088 (dwarf2out_init): Initialize it. 30089 (save_rtx): New fn. 30090 (mem_loc_descriptor, add_const_value_attribute): Call it instead of 30091 addr_to_string. 30092 * arm/telf.h, arm/unknown-elf.h, mn10200.h, mn10300.h, 30093 sparc/sp64-elf.h: Remove definition of ASM_OUTPUT_DWARF2_ADDR_CONST. 30094 * Makefile.in (dwarf2out.o): Update dependencies. 30095 300962000-01-24 Richard Henderson <rth@cygnus.com> 30097 30098 * i386.c (i386_dwarf_output_addr_const): New. 30099 * i386.h (ASM_OUTPUT_DWARF_ADDR_CONST): New. 30100 30101 * dwarf2out.c (mem_loc_descriptor): Call ASM_SIMPLIFY_DWARF_ADDR 30102 if defined. 30103 * dwarfout.c (output_mem_loc_descriptor): Likewise. 30104 * i386.c (i386_simplify_dwarf_addr): New. 30105 * i386.h (ASM_SIMPLIFY_DWARF_ADDR): New. 30106 30107Mon Jan 24 16:56:10 2000 Jim Wilson <wilson@cygnus.com> 30108 30109 * dwarf2out.c (gen_struct_or_union_type_die): Set complete if 30110 TYPE_STUB_DECL is NULL. 30111 301122000-01-24 Richard Henderson <rth@cygnus.com> 30113 30114 * builtins.c (expand_tree_builtin): Move ... 30115 * c-common.c (expand_tree_builtin): ... here. 30116 301172000-01-25 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 30118 30119 * loop.h (LOOP_INFO): New accessor macro. 30120 * basic-block.h (struct loop): Rename field `info' to `aux'. 30121 * loop.c (scan_loop): Replace loop->info with LOOP_INFO (loop). 30122 (prescan_loop, strength_reduce, check_dbra_loop, insert_bct): Likewise. 30123 * unroll.c (loop_iterations, unroll_loop): Likewise. 30124 301252000-01-24 Christopher Faylor <cgf@cygnus.com> 30126 30127 * config/i386/t-cygwin: Accommodate new winsup directory layout 30128 when searching for include files. 30129 301302000-01-24 Richard Henderson <rth@cygnus.com> 30131 30132 * rtl.def: Add unordered fp comparisons. 30133 * tree.def: Likewise. 30134 * tree.h: Add ISO C 9x unordered fp comparison builtins. 30135 30136 * builtins.c (expand_tree_builtin): New function. 30137 * c-typeck.c (build_function_call): Use it. 30138 (build_binary_op): Support unordered compares. 30139 * c-common.c (c_common_nodes_and_builtins): Add unordered compares. 30140 30141 * combine.c (known_cond): Handle reverse_condition returning UNKNOWN. 30142 (reversible_comparison_p): Allow UNORDERED/ORDERED to be reversed. 30143 * cse.c (fold_rtx): Check FLOAT_MODE_P before reversing. 30144 (record_jump_equiv): Handle reverse_condition returning UNKNOWN. 30145 * jump.c (reverse_condition): Don't abort for UNLE etc, but 30146 return UNKNOWN. 30147 (swap_condition): Handle unordered compares. 30148 (thread_jumps): Check can_reverse before reversing. 30149 * loop.c (get_condition): Likewise. Allow UNORERED/ORDERED to be 30150 reversed for FP. 30151 30152 * optabs.c (can_compare_p): New argument CODE. Verify branch or 30153 setcc is present before acking for cmp_optab. Update all callers. 30154 (prepare_float_lib_cmp, init_optabs): Handle UNORDERED. 30155 * expmed.c (do_cmp_and_jump): Update for can_compare_p. 30156 * expr.c (expand_expr): Likewise. Support unordered compares. 30157 (do_jump, do_store_flag): Likewise. 30158 * expr.h (enum libfunc_index): Add unordered compares. 30159 30160 * Makefile.in (FPBIT_FUNCS): Add _unord_sf. 30161 (DPBIT_FUNCS): Add _unord_df. 30162 * config/fp-bit.c (_unord_f2): New. 30163 * fp-test.c (main): Try unordered compare builtins. 30164 30165 * alpha-protos.h (alpha_fp_comparison_operator): Declare. 30166 * alpha.c (alpha_comparison_operator): Check mode properly. 30167 (alpha_swapped_comparison_operator): Likewise. 30168 (signed_comparison_operator): Likewise. 30169 (alpha_fp_comparison_operator): New. 30170 (alpha_emit_conditional_branch): Handle unordered compares. 30171 * alpha.h (PREDICATE_CODES): Update. 30172 * alpha.md (fp compares): Use alpha_fp_comparison_operator. 30173 (bunordered, bordered): New. 30174 301752000-01-24 Richard Henderson <rth@cygnus.com> 30176 30177 * alpha.c (alpha_emit_xfloating_cvt): Thinko in operand manipulation. 30178 * alpha.md (movtf): New expander, insn, and splitter. 30179 30180Mon Jan 24 19:49:47 MET 2000 Jan Hubicka <jh@suse.cz> 30181 30182 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of 30183 dead registers. 30184 30185Mon Jan 24 17:37:31 MET 2000 Jan Hubicka <jh@suse.cz> 30186 30187 * i386.h (FIRST_PSEUDO_REGISTER): Set to 21. 30188 (FIXED_REGISTERS, CALL_USED_REGISTERS, 30189 REG_ALLOC_ORDER): Add frame pointer 30190 (FRAME_POINTER_REGNUM): Set to 20 30191 (HARD_FRAME_POINTER_REGNUM): New macro. 30192 (ELIMINABLE_REGS): Eliminate ARG_POINTER and FRAME_POINTER 30193 to HARD_FRAME_POINTER. 30194 (REGNO_OK_FOR_BASE_P): Accept FRAME_POINTER_REGNUM 30195 (REG_OK_FOR_INDEX_NONSTRICT_P): Likewise. 30196 (REG_OK_FOR_BASE_NONSTRICT_P): Likewise. 30197 (HI_REGISTER_NAMES): Add "frame". 30198 (CAN_ELIMINATE): Handle FRAME_POINTER_REGNUM elimination. 30199 (debug_reg): Handle FRAME_POINTER_REGNUM. 30200 (reg_class): Add arg pointer and frame pointer to NON_Q_REGS, 30201 GENERAL_REGS and INDEX_REGS. 30202 * i386.c (SAVED_REGS_FIRST): new macro. 30203 (AT_BP): Use hard_frame_pointer_rtx instead of frame_pointer_rtx 30204 (ix86_decompose_address, memory_address_length): Likewise. 30205 (regclass_map): Add frame pointer. 30206 (call_insn_operand): Handle frame_pointer_rtx. 30207 (reg_no_sp_operand): Likewise. 30208 (ix86_decompose_address): Handle frame_pointer_rtx as stack_pointer_rtx. 30209 (print_operand, legitimize_pic_address): Fix formating. 30210 (ix86_compute_frame_size): Make static, update prototype, new 30211 parameters padding1, padding2, use ix86_nsaved_regs, use 30212 stack_alignment_needed. 30213 (ix86_initial_elimination_offset): Handle FRAME_POINTER_REGNUM 30214 to HARD_FRAME_POINTER_REGNUM conversions. 30215 (ix86_expand_prologue): Handle SAVED_REGS_FIRST prologues. 30216 (ix86_expand_epilogue): Handle SAVED_REGS_FIRST epilogues. 30217 (print_reg): Abort on FRAME_POINTER_REGNUM 30218 30219Mon Jan 24 16:50:08 MET 2000 Jan Hubicka <jh@suse.cz> 30220 30221 * i386.h (PREDICATE_CODES): Add aligned_operand. 30222 * i386.c (aligned_operand): New function. 30223 (ix86_aligned_p): Kill. 30224 * i386.md (movhi_1): Emit mov for aligned operands. 30225 (promoting peep2s): Use aligned_operand. 30226 302272000-01-23 Zack Weinberg <zack@wolery.cumb.org> 30228 30229 * fixinc/fixfixes.c (fix_char_macro_uses): Correct regular 30230 expression to allow underscores in macro names. 30231 (fix_char_macro_defines): Increment scanning pointer. 30232 302332000-01-23 Richard Henderson <rth@cygnus.com> 30234 30235 * alpha/osf.h (TARGET_HAS_XFLOATING_LIBS): Define. 30236 * alpha/osf5.h: New file. 30237 * configure.in (alpha-*-osf5): Add it to tm_file. 30238 30239 * emit-rtl.c (operand_subword): Support TFmode on a 64-bit target. 30240 30241 * alpha-protos.h (alpha_emit_xfloating_arith): Declare. 30242 (alpha_emit_xfloating_cvt, function_arg): Declare. 30243 * alpha.c (alpha_emit_conditional_branch): Call 30244 alpha_emit_xfloating_compare for TFmode compares. 30245 (alpha_lookup_xfloating_lib_func): New. 30246 (alpha_compute_xfloating_mode_arg): New. 30247 (alpha_emit_xfloating_libcall): New. 30248 (alpha_emit_xfloating_arith): New. 30249 (alpha_emit_xfloating_compare): New. 30250 (alpha_emit_xfloating_cvt): New. 30251 (print_operand): Add default abort case. 30252 (function_arg): Mind FUNCTION_ARG_PASS_BY_REFERENCE. 30253 * alpha.h (TARGET_HAS_XFLOATING_LIBS): New. 30254 (BIGGEST_ALIGNMENT): Increase to 128 bits. 30255 (RETURN_IN_MEMORY): True for TF/TCmode. 30256 (ALPHA_ARG_SIZE): TF/TCmode is passed indirect. 30257 (FUNCTION_ARG): Move to function_arg. 30258 (FUNCTION_ARG_PASS_BY_REFERENCE): New. 30259 (ASM_OUTPUT_LONG_DOUBLE): New. 30260 (ASM_OUTPUT_DOUBLE): Always output bits. 30261 * alpha.md (addtf3, divtf3, multf3, subtf3, cmptf): New. 30262 (fix_trunctfdi2, floatditf2, floatunsditf2): New. 30263 (extenddftf2, trunctfdf2): New. 30264 302652000-01-23 Alexandre Oliva <oliva@lsd.ic.unicamp.br> 30266 30267 * config/sparc/sol2-sld-64.h (TRANSFER_FROM_TRAMPOLINE): Moved... 30268 * config/sparc/sol2.h: ... here. 30269 302702000-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 30271 30272 * basic-block.h (struct loops): New field `levels'. 30273 * flow.c (flow_loops_level_compute): Traverse all outer loops. 30274 (flow_loop_level_compute): Initialize level to 1. 30275 (flow_loops_find): Set loops->levels. 30276 (flow_loops_dump): Print loops->levels. 30277 302782000-01-23 Richard Henderson <rth@cygnus.com> 30279 30280 * libgcc2.c (dwarf_reg_size_table): Size with DWARF_FRAME_REGISTERS. 30281 (throw_helper): Iterate over DWARF_FRAME_REGISTERS. 30282 302832000-01-23 Richard Henderson <rth@cygnus.com> 30284 30285 * i386.c (dbx_register_map, svr4_dbx_register_map): New. 30286 * i386.h (DBX_REGISTER_NUMBER): Use them. 30287 * i386/beos-elf.h, i386/freebsd-elf.h, i386/i386elf.h: Likewise. 30288 * i386/linux.h, i386/osfrose.h, i386/ptx4-i.h: Likewise. 30289 * i386/rtemself.h, i386/sco5.h, i386/sysv4.h: Likewise. 30290 * i386/sequent.h: Kill incorrect comment. 30291 302922000-01-23 Mark Mitchell <mark@codesourcery.com> 30293 30294 * ggc-page.c (struct page_entry): Make `context_depth' an 30295 `unsigned short'. 30296 (struct globals): Likewise. 30297 302982000-01-23 Clinton Popetz <cpopetz@cygnus.com> 30299 30300 * loop.c (check_dbra_loop): When checking a loop for 30301 reversability, check the source of any stores to ensure 30302 they don't depend on an initial value. 30303 303042000-01-23 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 30305 30306 * config/c4x/c4x.h (ASM_OUTPUT_BSS): Redefine. 30307 303082000-01-22 Zack Weinberg <zack@wolery.cumb.org> 30309 30310 * fixinc/fixincl.c: Move declarations of 'pz_fname' and 30311 'pz_scan' into scope of entire function. Only affects 30312 compiles with -DDEBUG. 30313 303142000-01-22 Alan Modra <alan@SPRI.Levels.UniSA.Edu.Au> 30315 30316 * config/elfos.h (UNIQUE_SECTION): Restore uninitialized data 30317 section naming to that prior to 2000-01-07 patch. 30318 * config/mips/elf.h (UNIQUE_SECTION): Ditto. 30319 * config/mips/elf64.h (UNIQUE_SECTION): Ditto. 30320 * config/mips/iris6gld.h (UNIQUE_SECTION): Ditto. 30321 * config/i386/interix.c (UNIQUE_SECTION): Ditto. 30322 * config/i386/winnt.c (UNIQUE_SECTION): Ditto. 30323 303242000-01-22 Bernd Schmidt <bernds@cygnus.co.uk> 30325 30326 * config/arm/arm.c (soft_df_operand): Reject SUBREGs containing a 30327 constant. 30328 303292000-01-21 Jim Wilson <wilson@cygnus.com> 30330 30331 * fixinc/inclhack.tpl: Test for directory before trying to cd into it. 30332 * fixinc/fixincl.sh, fixinc/inclhack.sh: Regenerate. 30333 303342000-01-21 Zack Weinberg <zack@wolery.cumb.org> 30335 30336 * cpphash.c (change_newlines): Delete function. 30337 (struct argdata): Delete 'newlines' and 'use_count' fields. 30338 (macroexpand): Remove code referencing those fields. 30339 303402000-01-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 30341 30342 * loop.c (loops_info): New variable. 30343 (loop_optimize): Allocate loops->array and free it on exit. 30344 Allocate memory for loops_info and assign to each loop, 30345 replacing alloca. 30346 (find_and_verify_loops): Do not allocate loops->array. 30347 303482000-01-21 Zack Weinberg <zack@wolery.cumb.org> 30349 30350 * fixinc/fixfixes.c (machine_name_fix): Don't free 'scratch'. 30351 303522000-01-21 Jakub Jelinek <jakub@redhat.com> 30353 30354 * config/sparc/sparc.md (movsi_pic_label_ref): Avoid creating new 30355 pseudos if expanded after first flow. 30356 (movdi_pic_label_ref): Likewise. 30357 303582000-01-20 Richard Henderson <rth@cygnus.com> 30359 30360 * jump.c (jump_optimize_1): Don't do addr_vec optimizations at -O0. 30361 303622000-01-20 Zack Weinberg <zack@wolery.cumb.org> 30363 30364 * Makefile.in (fixinc.sh): Depend on specs. 30365 * fixinc/Makefile.in: Add rule to create machname.h. 30366 (fixlib.o): Depend on machname.h. 30367 * fixinc/fixtests.c (machine_name): New test. 30368 * fixinc/fixfixes.c (machine_name): New fix. 30369 * fixinc/fixlib.c (mn_get_regexps): New helper function for 30370 the machine_name test and fix. 30371 * fixinc/fixlib.h: Prototype it. 30372 * fixinc/inclhack.def (machine_name): Use the C test and fix. 30373 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuild. 30374 30375 * gcc.c (do_spec_1) [case P]: Take care not to create 30376 identifiers with three leading or trailing underscores. 30377 30378 * fixinc/Makefile.in (FIXINC_DEFS): Add -DIN_GCC. 30379 (fixincl): Don't specify libraries twice on link line. 30380 (gnu-regex.o): Remove special rule. 30381 * fixinc/gnu-regex.c: Define REGEX_MALLOC if C_ALLOCA was 30382 defined by config.h. Do not define _REGEX_RE_COMP. 30383 (regcomp): Allocate and initialize a fastmap. 30384 * fixinc/gnu-regex.h: Do not define _REGEX_RE_COMP. 30385 303862000-01-20 Brad Lucier <lucier@math.purdue.edu> 30387 30388 * Makefile.in (predict.o): Depend on $(EXPR_H), not expr.h. 30389 303902000-01-19 Richard Henderson <rth@cygnus.com> 30391 30392 * flow.c (propagate_block): Replace FIRST, LAST and BNUM 30393 arguments with BB. Update all callers. Tidy line wrapping. 30394 303952000-01-19 Clinton Popetz <cpopetz@cygnus.com> 30396 30397 * emit-rtl.c (try_split): Return last_insn if we split the 30398 last_insn. 30399 30400Thu Jan 20 01:01:23 MET 2000 Jan Hubicka <jh@suse.cz> 30401 30402 * i386-protos.h (ix86_compute_frame_size): Remove prototype. 30403 (ix86_initial_elimination_offset): Declare. 30404 * i386.c (ix86_nsaved_regs): Break out from ... 30405 (ix86_can_use_return_insn_p): ... here. 30406 (ix86_emit_save_regs): Break out from ... 30407 (ix86_expand_prologue): ... here. 30408 (ix86_emit_epilogue_esp_adjustment, ix86_emit_restore_regs): Break 30409 out from ... 30410 (ix86_expand_epilogue): ... here. 30411 (ix86_compute_frame_size): Make static, add prototype. 30412 (ix86_initial_elimination_offset): Break out from ... 30413 * i386.h (INITIAL_ELIMINATION_OFFSET): ... here. 30414 304152000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30416 30417 * recog.h (OUT_FCN): Delete. 30418 30419 * vax.md: Call `get_insn_template' instead of OUT_FCN. 30420 304212000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30422 30423 * cppalloc.c: PROTO -> PARAMS. 30424 * cpperror.c: Likewise. 30425 * cppfiles.c: Likewise. 30426 * cpplib.c: Likewise. 30427 * cpplib.h: Likewise. 30428 30429 * config/arm/arm-protos.h: PROTO -> PARAMS. 30430 * config/arm/arm.c: Likewise. 30431 * config/c4x/c4x.c: Likewise. 30432 * config/fr30/fr30-protos.h: Likewise. 30433 * config/nextstep.c: Likewise. 30434 * config/pa/pa.c: Likewise. 30435 * config/pj/pj.c: Likewise. 30436 * config/rs6000/rs6000.c: Likewise. 30437 * config/v850/v850-protos.h: Likewise. 30438 * config/v850/v850.c: Likewise. 30439 304402000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30441 30442 * i370-protos.h: New file. 30443 30444 * i370.c: Include tm_p.h. Fix compile time warnings. 30445 30446 * i370.h: Move prototypes to i370-protos.h. Fix compile time 30447 warnings. 30448 30449 * i370.md: Likewise. 30450 304512000-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30452 30453 * real.c (enan, einan, eiisnan, eiisneg, make_nan): Wrap in NANS. 30454 (target_isinf, target_isnan, eisnan): Mark parameter with 30455 ATTRIBUTE_UNUSED. 30456 (eiisinf): Wrap in INFINITY. 30457 (etoe113, etoe64, etoe53, etoe24): Wrap label `nonorm' in INFINITY. 30458 (ibmtoe): Remove unused variable `rndsav'. 30459 30460Wed Jan 19 20:23:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 30461 30462 * sh.h (PASS_IN_REG_P): Remove extraneous paranthesis. 30463 (GO_IF_LEGITIMATE_ADDRESS): Added missing tab. 30464 304652000-01-19 Zack Weinberg <zack@wolery.cumb.org> 30466 30467 * fixinc/Makefile.in: Correct dependencies of fixincl and fixincl.o. 30468 * fixinc/fixfixes.c (IO_use, CTRL_use, IO_defn, CTRL_defn): New fixes. 30469 (fix_char_macro_defines, fix_char_macro_uses): New functions. 30470 30471 * fixinc/fixlib.c (is_cxx_header): Do the text scan with a regexp. 30472 Recognize Emacs mode markers also. 30473 * fixinc/fixtests.c (else_endif_label): Fix bug in recognition of 30474 C++ comments in C++ headers. Call is_cxx_header only if 30475 necessary. 30476 30477 * fixinc/inclhack.def (avoid_bool): Add select for the problem and 30478 bypass for ncurses. 30479 (bsd43_io_macros, io_def_quotes, ioctl_fix_ctrl): Replace with... 30480 (io_def_quotes, io_use_quotes, ctrl_def_quotes, ctrl_use_quotes): 30481 ... these, which use the new C fixes. 30482 (math_exception): Escape literal '+' in bypass expression. 30483 30484 * fixinc/fixincl.x, fixinc/fixincl.sh, fixinc/inclhack.sh: 30485 Regenerate. 30486 304872000-01-19 Geoff Keating <geoffk@cygnus.com> 30488 30489 * rtlanal.c (reg_referenced_p): A CLOBBER of a MEM uses any REGs 30490 inside the MEM. 30491 304922000-01-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 30493 30494 * loop.c (loop_optimize): Allocate loop_info structure for each loop 30495 prior to calling scan_loop. 30496 30497Wed Jan 19 19:54:38 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 30498 30499 * sh.c (find_barrier, gen_block_redirect): Fix indentation. 30500 (split_branches, calc_live_regs): Likewise. 30501 30502Wed Jan 19 19:12:36 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 30503 30504 * sh.md (fpu_single, fp_mode): New attributes. 30505 305062000-01-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 30507 30508 * loop.c (current_loop_info): Renamed from loop_info_data 30509 and changed to a pointer. 30510 (loop_optimize): Allocate loop_info structure for each loop 30511 and initialize to zero. 30512 (scan_loop): Set current_loop_info. 30513 30514 * unroll.c (loop_iterations): Don't abort if REG_USERVAR_P set 30515 on iteration_var. 30516 305172000-01-19 Richard Henderson <rth@cygnus.com> 30518 30519 * stupid.c: Die die die. 30520 * Makefile.in (OBJS): Remove stupid.o. 30521 (stupid.o): Likewise. 30522 30523 * except.c (emit_eh_context): Don't emit USEs for stupid. 30524 * explow.c (probe_stack_range): Likewise. 30525 * flags.h (obey_regdecls): Remove. 30526 * flow.c (find_basic_blocks): Don't run try_merge_blocks 30527 when not optimizing. 30528 (life_analysis): Limit data collection when not optimizing. 30529 (mark_regs_live_at_end): Always mark the return value registers. 30530 (mark_used_regs): Remove dummy RETURN case. 30531 (print_rtl_with_bb): Don't consult obey_regdecls. 30532 * function.c (use_variable, use_variable_after): Remove. 30533 (assign_parms): Consult optimize not obey_regdecls. 30534 (expand_function_start): Don't emit USEs for stupid. 30535 (expand_function_end): Likewise. 30536 * global.c (build_insn_chain): Export. 30537 * integrate.c (expand_inline_function): Kill return-value USE 30538 handling code. 30539 * jump.c (jump_optimize_1): Do simple jump optimizations and 30540 dead code elimination. 30541 (calculate_can_reach_end): Remove check_deleted argument. 30542 (delete_insn): Patch out insns even when not optimizing. 30543 * local-alloc.c (block_alloc): Don't do tying when not optimizing. 30544 * rtl.h (use_variable, use_variable_after): Remove declarations. 30545 (build_insn_chain): Declare. 30546 * stmt.c (expand_value_return): Don't emit USEs for stupid. 30547 (expand_end_bindings): Likewise. 30548 (expand_decl): Likewise. Consult optimize not obey_regdecls. 30549 * toplev.c (obey_regdecls): Remove. 30550 (rest_of_compilation): Don't set it. Kill stupid in favor of 30551 flow1, local-alloc, and reload. 30552 (main): Don't set obey_regdecls. 30553 30554 * config/nextstep.c (handle_pragma): Likewise. 30555 30556 * alpha/alpha.md (allocate_stack): Don't emit USEs for stupid. 30557 30558 * arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't fix reg 0 for stupid. 30559 305602000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30561 30562 * alpha-protos.h: PROTO -> PARAMS. 30563 * alpha.c: Likewise. 30564 * elf.h: Likewise. 30565 * h8300.c: Likewise. 30566 * i386-protos.h: Likewise. 30567 * i386.c: Likewise. 30568 * m32r-protos.h: Likewise. 30569 * m32r.c: Likewise. 30570 * mips.c: Likewise. 30571 * mips.md: Likewise. 30572 * gmon-sol2.c: Likewise. 30573 * sparc.c: Likewise. 30574 305752000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30576 30577 * ns32k-protos.h: New file. 30578 30579 * ns32k.c: Fix compile time warnings. 30580 30581 * ns32k.h: Move prototypes to ns32k-protos.h. Fix compile time 30582 warnings. 30583 30584 * ns32k.md: Likewise. 30585 305862000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30587 30588 * vax-protos.h: New file. 30589 30590 * vax.c: Fix compile time warnings. 30591 30592 * vax.h: Move prototypes to vax-protos.h. Fix compile time 30593 warnings. 30594 30595 * vax.md: Likewise. 30596 30597 * vaxv.md: Likewise. 30598 305992000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30600 30601 * romp-protos.h: New file. 30602 30603 * romp.c: Fix compile time warnings. 30604 30605 * romp.h: Move prototypes to romp-protos.h. Fix compile time 30606 warnings. 30607 30608 * romp.md: Likewise. 30609 306102000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30611 30612 * we32k-protos.h: New file. 30613 30614 * we32k.c: Fix compile time warnings. 30615 30616 * we32k.h: Move prototypes to we32k-protos.h. Fix compile time 30617 warnings. 30618 306192000-01-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30620 30621 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED. 30622 30623 * except.c (eh_regs): Likewise. 30624 30625 * final.c (output_operand): Likewise. 30626 30627 * fold-const.c (target_isinf, target_isnan): Likewise. 30628 30629Tue Jan 18 16:19:55 MET 2000 Jan Hubicka <hubicka@freesoft.cz> 30630 30631 * i386.h (BIGGEST_ALIGNMENT): Set to 128. 30632 (BIGGEST_FIELD_ALIGNMENT): Set to (TARGET_ALIGN_DOUBLE ? 64 : 32) 30633 30634 * i386.md (memstr): Do not use rep stosb for counts divisible by 4 30635 when optimize_size. 30636 (clrstrsi): Rewrite. 30637 (strsethi, strsetqi): New expanders. 30638 (strsethi_1, strsetqi_1, rep_stossi, rep_stosqi): New insn patterns. 30639 (cmpstrsi): Emit compare insn before cmpstrsi_1 30640 (cmpstrsi_nz): use flags, set type to str, prefix_length to 1. 30641 (strlensi_1): Likewise. 30642 (cmpstrsi_1): Likewise; do not output compare. 30643 (strlen expander): Do not unroll when optimizing for size. 30644 (*subsi3_carry): Rename to subsi3_carry 30645 (addqi3_cc): New pattern. 30646 * i386.h (processor_costs): Add move_ratio field. 30647 (MOVE_RATIO): Use move_ratio field, set to 3 for OPTIMIZE_SIZE 30648 * i386.c (*_cost): Set move_ratio. 30649 (x86_unroll_strlen): Enable for Athlon, PPro and K6 too. 30650 (x86_expand_strlensi_1): Rewrite the main loop. 30651 306522000-01-17 Richard Henderson <rth@cygnus.com> 30653 30654 * combine.c (combine_simplify_rtx): Give FLOAT_STORE_FLAG_VALUE a mode. 30655 * cse.c (find_comparison_args, fold_rtx): Likewise. 30656 * integrate.c (subst_constants): Likewise. 30657 * loop.c (get_condition): Likewise. 30658 30659 * tm.texi (FLOAT_STORE_FLAG_VALUE): Update docs. 30660 30661 * alpha.h (FLOAT_STORE_FLAG_VALUE): Use REAL_VALUE_ATOF. 30662 306632000-01-18 Martin v. Löwis <loewis@informatik.hu-berlin.de> 30664 30665 * c-parse.in (SAVE_WARN_FLAGS): Create an INTEGER_CST. 30666 (RESTORE_WARN_FLAGS): Unpack it. 30667 Change semantic type of extension to ttype. 30668 * c-common.c (split_specs_attrs): Expect an INTEGER_CST. 30669 * c-parse.y, c-parse.c, objc/objc-parse.y, 30670 objc/objc-parse.c: Regenerate. 30671 306722000-01-17 Zack Weinberg <zack@wolery.cumb.org> 30673 30674 * fixinc/fixlib.c: Add copyright notice. 30675 (compile_re): New function. 30676 * fixinc/fixlib.h: Prototype compile_re. 30677 30678 * fixinc/fixfixes.c, fixinc/fixtests.c, fixinc/fixincl.c: 30679 Use compile_re to compile regular expressions. 30680 30681 * fixinc/fixincl.c (egrep_test): Don't bother asking regexec 30682 where the pattern matched. 30683 30684 * fixinc/inclhack.def (sun_memcpy): Move to AAB_sun_memcpy, 30685 use 'replace'. 30686 (ultrix_ansi_compat): Likewise. 30687 (interactv_add1): Rename to 'isc_omits_with_stdc', remove shell test, 30688 add egrep test. 30689 (interactv_add2, interactv_add3): Delete. 30690 (x11_sprintf): Don't use filename glob. 30691 * fixinc/fixincl.x, fixinc/inclhack.sh, fixinc/fixincl.sh: 30692 Regenerate. 30693 306942000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30695 30696 * print-rtl.c: PROTO -> PARAMS. 30697 * real.c: Likewise. 30698 * reg-stack.c: Likewise. 30699 * resource.c: Likewise. 30700 * sdbout.h: Likewise. 30701 * simplify-rtx.c: Likewise. 30702 * stor-layout.c: Likewise. 30703 * stupid.c: Likewise. 30704 * xcoffout.c: Likewise. 30705 * xcoffout.h: Likewise. 30706 307072000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30708 30709 * toplev.c: PROTO -> PARAMS. 30710 * toplev.h: Likewise. 30711 * tree.c: Likewise. 30712 * tree.h: Likewise. 30713 * unroll.c: Likewise. 30714 * varasm.c: Likewise. 30715 * varray.c: Likewise. 30716 * varray.h: Likewise. 30717 307182000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30719 30720 * reload.c: PROTO -> PARAMS. 30721 * reload.h: Likewise. 30722 * reload1.c: Likewise. 30723 * reorg.c: Likewise. 30724 * resource.h: Likewise. 30725 * rtl.c: Likewise. 30726 * rtl.h: Likewise. 30727 * rtlanal.c: Likewise. 30728 * sbitmap.h: Likewise. 30729 * sdbout.c: Likewise. 30730 * stack.h: Likewise. 30731 * stmt.c: Likewise. 30732 * system.h: Likewise. 30733 307342000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30735 30736 * machmode.h: PROTO -> PARAMS. 30737 * mbchar.h: Likewise. 30738 * mips-tdump.c: Likewise. 30739 * mips-tfile.c: Likewise. 30740 * optabs.c: Likewise. 30741 * output.h: Likewise. 30742 * prefix.c: Likewise. 30743 * profile.c: Likewise. 30744 * protoize.c: Likewise. 30745 * real.h: Likewise. 30746 * recog.c: Likewise. 30747 * recog.h: Likewise. 30748 * regclass.c: Likewise. 30749 * regmove.c: Likewise. 30750 * regs.h: Likewise. 30751 307522000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30753 30754 * ggc-common.c: PROTO -> PARAMS. 30755 * ggc-page.c: Likewise. 30756 * ggc-simple.c: Likewise. 30757 * ggc.h: Likewise. 30758 * global.c: Likewise. 30759 * graph.c: Likewise. 30760 * gthr-win32.h: Likewise. 30761 * haifa-sched.c: Likewise. 30762 * halfpic.h: Likewise. 30763 * integrate.c: Likewise. 30764 * integrate.h: Likewise. 30765 * jump.c: Likewise. 30766 * lcm.c: Likewise. 30767 * local-alloc.c: Likewise. 30768 * loop.c: Likewise. 30769 * loop.h: Likewise. 30770 307712000-01-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30772 30773 * genattr.c: PROTO -> PARAMS. 30774 * genattrtab.c: Likewise. 30775 * gencheck.c: Likewise. 30776 * gencodes.c: Likewise. 30777 * genconfig.c: Likewise. 30778 * genemit.c: Likewise. 30779 * genextract.c: Likewise. 30780 * genflags.c: Likewise. 30781 * gengenrtl.c: Likewise. 30782 * genopinit.c: Likewise. 30783 * genoutput.c: Likewise. 30784 * genpeep.c: Likewise. 30785 * genrecog.c: Likewise. 30786 307872000-01-16 Mark Mitchell <mark@codesourcery.com> 30788 30789 * tree.h (BINFO_VPTR_FIELD): Augment documentation. 30790 307912000-01-16 Alexandre Oliva <oliva@lsd.ic.unicamp.br> 30792 30793 * aclocal.m4 (AC_FUNC_MMAP_ZERO): New macro. 30794 * configure.in (AC_FUNC_MMAP_ZERO): Use instead of AC_FUNC_MMAP. 30795 * ggc-page.c: Replace HAVE_MMAP with HAVE_MMAP_ZERO. 30796 * configure, config.in: Rebuilt. 30797 307982000-01-16 Zack Weinberg <zack@wolery.cumb.org> 30799 30800 * config/i386/i386.md: Add peephole to merge successive stack 30801 adjusts. 30802 30803Sat Jan 15 15:41:14 EST 2000 John Wehle (john@feith.com) 30804 30805 * gcse.c (insert_insn_end_bb): Use emit_block_insn_before 30806 instead of emit_insn_before. Also handle NOTE_INSN_BASIC_BLOCK 30807 when walking backwards to find all the parameter loads when 30808 the basic block ends in a call. 30809 308102000-01-15 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 30811 30812 * loop.c (this_loop_info): Delete. 30813 (uid_loop): Add in place of uid_loop_num. All uses updated. 30814 (loop_number_exit_count): Delete and replace with entry in loop 30815 structure. All uses updated. 30816 (loop_number_loop_starts, loop_number_loop_ends): Likewise. 30817 (loop_number_loop_cont, loop_number_cont_dominator): Likewise. 30818 (loop_outer_loop): Likewise. 30819 (loop_invalid, loop_number_exit_labels): Likewise. 30820 (loop_used_count_register): Delete and replace with entry in 30821 loop_info structure. 30822 (find_and_verify_loops): Add loops argument. 30823 (verify_dominator, mark_loop_jump, prescan_loop): Replace loop_start, 30824 loop_end, etc. arguments with loop structure pointer. All callers 30825 changed. 30826 (loop_reg_used_before_p, scan_loop, strength_reduce): Likewise. 30827 (check_dbra_loop, next_insn_in_loop, try_copy_prop): Likewise. 30828 (load_mems_and_recount_loop_regs_set, load_mems): Likewise. 30829 (insert_bct): Likewise. 30830 (basic_induction_var): New argument level. 30831 * loop.h (struct loop_info): Delete fields num, loops_enclosed, 30832 vtop, and cont. Add used_count_register. 30833 (uid_loop): Delete declaration. 30834 (loop_number_exit_count): Likewise. 30835 (loop_number_loop_starts, loop_number_loop_ends): Likewise. 30836 (loop_number_loop_cont, loop_number_cont_dominator): Likewise. 30837 (loop_outer_loop, loop_used_count_register): Likewise. 30838 (loop_invalid, loop_number_exit_labels): Likewise. 30839 (unroll_loop): Replace loop_start and loop_end arguments 30840 with loop structure pointer. 30841 (loop_precondition_p, loop_iterations): Likewise. 30842 Include basic-block.h. 30843 * unroll.c: (unroll_loop): Replace loop_start and loop_end arguments 30844 with loop structure pointer. 30845 (loop_precondition_p, loop_iterations): Likewise. 30846 * basic-block.h (struct loop): New entries vtop, cont, 30847 cont_dominator, start, end, top, scan_start, exit_labels, 30848 exit_count. 30849 * Makefile.in (LOOP_H): Add basic-block.h to dependencies. 30850 308512000-01-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 30852 30853 * defaults.h (ASM_OUTPUT_ASCII): Use ISDIGIT. 30854 308552000-01-14 Nathan Sidwell <sidwell@codesourcery.com> 30856 30857 * config.in: Rebuilt for 2000-01-13 change to acconfig.h. 30858 308592000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30860 30861 * pdp11-protos.h: New file. 30862 30863 * pdp11.c: Include tm_p.h. Add static prototypes. Fix compile 30864 time warnings. 30865 30866 * pdp11.h: Move prototypes to pdp11-protos.h. Fix compile time 30867 warnings. 30868 30869 * pdp11.md: Likewise. 30870 30871 * 2bsd.h: Likewise. 30872 308732000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30874 30875 * mn10300-protos.h: New file. 30876 30877 * mn10300.c: Include tm_p.h. Add static prototypes. Fix compile 30878 time warnings. 30879 30880 * mn10300.h: Move prototypes to mn10300-protos.h. Fix compile time 30881 warnings. 30882 30883 * mn10300.md: Likewise. 30884 308852000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30886 30887 * mn10200-protos.h: New file. 30888 30889 * mn10200.c: Include tm_p.h. Add static prototypes. Fix compile 30890 time warnings. 30891 30892 * mn10200.h: Move prototypes to mn10200-protos.h. Fix compile time 30893 warnings. 30894 30895 * mn10200.md: Likewise. 30896 308972000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30898 30899 * h8300-protos.h: New file. 30900 30901 * h8300.c: Include tm_p.h. Add static prototypes. Fix compile 30902 time warnings. 30903 30904 * h8300.h: Move prototypes to h8300-protos.h. Fix compile time 30905 warnings. 30906 30907 * h8300.md: Likewise. 30908 309092000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30910 30911 * varasm.c (asm_output_bss): Mark parameters with ATTRIBUTE_UNUSED. 30912 (asm_emit_uninitialised): Likewise. 30913 309142000-01-13 Gavin Romig-Koch <gavin@cygnus.com> 30915 30916 * config/mips/mips.h (ISA_HAS_INT_CONDMOVE): New. 30917 * config/mips/mips.md: Use ISA_HAS_INT_CONDMOVE. 30918 309192000-01-14 Clinton Popetz <cpopetz@cygnus.com> 30920 30921 * config/mips/mips.c (override_options): Don't turn on extra 30922 alignment for mips16. 30923 309242000-01-14 Clinton Popetz <cpopetz@cygnus.com> 30925 30926 * config/mips/mips.c (mips_va_arg): Fix fprv for the 32 bit 30927 eabi, and make sure queued POSTINCREMENT rtl is emitted at 30928 the right point. 30929 309302000-01-14 Clinton Popetz <cpopetz@cygnus.com> 30931 30932 * builtins.c (PAD_VARARGS_DOWN): Define. 30933 (std_expand_builtin_va_arg): Use the above macro. 30934 * config/mips/mips.h (PAD_VARARGS_DOWN): Define. 30935 * tm.texi (Register Arguments): Document the above macro. 30936 309372000-01-14 Nick Clifton <nickc@cygnus.com> 30938 30939 * emit-rtl.c (emit_insn): If checking is enabled, make sure 30940 that this function has not been used to emit a jump 30941 instruction. 30942 30943 * jump.c (return_jump_1): Cope with being passed a null rtx. 30944 309452000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30946 30947 * eh-common.h: PROTO -> PARAMS. 30948 * emit-rtl.c: Likewise. 30949 * errors.c: Likewise. 30950 * errors.h: Likewise. 30951 * except.c: Likewise. 30952 * except.h: Likewise. 30953 * explow.c: Likewise. 30954 * expmed.c: Likewise. 30955 * expr.c: Likewise. 30956 * expr.h: Likewise. 30957 * final.c: Likewise. 30958 * fix-header.c: Likewise. 30959 * flow.c: Likewise. 30960 * fold-const.c: Likewise. 30961 * function.c: Likewise. 30962 * function.h: Likewise. 30963 * gcc.c: Likewise. 30964 * gcov-io.h: Likewise. 30965 * gcov.c: Likewise. 30966 * gcse.c: Likewise. 30967 309682000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30969 30970 * sh-protos.h: New file. 30971 30972 * sh.c: Include insn-config.h, toplev.h, recog.h and tm_p.h. 30973 Add static prototypes. Fix compile time warnings. 30974 30975 * sh.h: Move prototypes to sh-protos.h. Fix compile time warnings. 30976 * sh.md: Likewise. 30977 * elf.h: Likewise. 30978 309792000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30980 30981 * arc-protos.h: New file. 30982 30983 * arc.c: Include tm_p.h. Add static prototypes. Fix compile 30984 time warnings. 30985 30986 * arc.h: Move prototypes to arc-protos.h. Fix compile time 30987 warnings. 30988 30989 * arc.md: Likewise. 30990 309912000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 30992 30993 * dsp16xx-protos.h: New file. 30994 30995 * dsp16xx.c: Include tm_p.h. Add static prototypes. Fix compile 30996 time warnings. 30997 30998 * dsp16xx.h: Move prototypes to dsp16xx-protos.h. Fix compile time 30999 warnings. 31000 31001 * dsp16xx.md: Likewise. 31002 310032000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 31004 31005 * convex-protos.h: New file. 31006 31007 * convex.c: Include tm_p.h. Add static prototypes. Fix compile 31008 time warnings. 31009 31010 * convex.h: Move prototypes to convex-protos.h. Fix compile time 31011 warnings. 31012 310132000-01-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 31014 31015 * elxsi-protos.h: New file. 31016 31017 * elxsi.c: Include tm_p.h. Add static prototypes. Fix compile 31018 time warnings. 31019 31020 * elxsi.h: Move prototypes to elxsi-protos.h. Fix compile time 31021 warnings. 31022 31023 * elxsi.md: Likewise. 31024 310252000-01-14 Clinton Popetz <cpopetz@cygnus.com> 31026 31027 * config/mips/mips.h (REGISTER_MOVE_COST): Remove redundant 31028 case for moving from HI/LO/HI_LO_REG. This makes the behavior 31029 match the comment for MIPS16. 31030 31031Fri Jan 14 00:28:06 2000 Jeffrey A Law (law@cygnus.com) 31032 31033 * flow.c (split_edge): Do not call set_block_for_insn if we 31034 do not have a basic_block_for_insn structure. 31035 31036 * fr30.h (TRAMPOLINE_TEMPLATE): Use nops to ensure the static chain 31037 and destination functions are 32bit aligned within the trampoline. 31038 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Corresponding changes. 31039 (TRAMPOLINE_ALIGNMENT): Define. 31040 31041 * cse.c (cse_insn): When changing (set (pc) (reg)) to 31042 (set (pc) (label_ref)), verify the change creates a valid insn. 31043 31044 * fr30.c (call_operand): Tighten and rework to match rules for 31045 call RTL expressions. 31046 * fr30.h (PREDICATE_CODES, case call_operand): Only allow MEMs. 31047 * fr30.md (call patterns): Improve constraints. 31048 31049Thu Jan 13 23:44:03 2000 Richard Henderson <rth@cygnus.com> 31050 31051 * fr30.c (fr30_expand_epilogue): Revert last change. 31052 Use emit_jump_insn for the return insn. 31053 31054Thu Jan 13 14:46:03 2000 Jason Eckhardt <jle@cygnus.com> 31055 Stan Cox <scox@cygnus.com> 31056 31057 * predict.c: New file. Preliminary infrastructure work for static 31058 branch prediction and basic block reordering. 31059 * basic-block.h: Add prototype for estimate_probability. 31060 * Makefile.in: Add rules for predict.o. 31061 310622000-01-13 Jason Merrill <jason@yorick.cygnus.com> 31063 31064 * fixincludes (va_list): Use __not_va_list__ for the dummy. 31065 * fixinc/*: Likewise. 31066 310672000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 31068 31069 * cccp.c: PROTO -> PARAMS. 31070 * cexp.y: Likewise. 31071 * collect2.c: Likewise. 31072 * combine.c: Likewise. 31073 * convert.h: Likewise. 31074 * cse.c: Likewise. 31075 * dbxout.c: Likewise. 31076 * dbxout.h: Likewise. 31077 * diagnostic.c: Likewise. 31078 * doprint.c: Likewise. 31079 * dwarf2out.c: Likewise. 31080 * dwarf2out.h: Likewise. 31081 * dwarfout.c: Likewise. 31082 * dwarfout.h: Likewise. 31083 * dyn-string.h: Likewise. 31084 310852000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 31086 31087 * calls.c (emit_call_1): Wrap varaible `struct_value_size_rtx' in 31088 macro conditionals guarding use. 31089 31090 * dwarf2out.c: Include "tm_p.h". 31091 31092 * function.c (locate_and_pad_parm): Mark parameter with 31093 ATTRIBUTE_UNUSED. 31094 (expand_function_end): Likewise for variable `context'. 31095 31096 * reorg.c (make_return_insns): Wrap prototype in macro HAVE_return. 31097 310982000-01-13 Nick Clifton <nickc@cygnus.com> 31099 31100 * config/fr30/fr30.c (fr30_expand_epilogue): Emit USEs of pop'ed 31101 register to prevent compile time warnings. 31102 311032000-01-13 Zack Weinberg <zack@wolery.cumb.org> 31104 31105 * longlong.h [i386] (udiv_qrnnd): Rename 'd' argument to 'dv' 31106 to avoid -Wtraditional warning. 31107 311082000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 31109 31110 * 1750a-protos.h: New file. 31111 31112 * 1750a.c: Include tm_p.h. Add static prototypes. Fix compile 31113 time warnings. 31114 31115 * 1750a.h: Move prototypes to 1750a-protos.h. Fix compile time 31116 warnings. 31117 31118 * 1750a.md: Likewise. 31119 311202000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 31121 31122 * a29k-protos.h: New file. 31123 31124 * a29k.c: Include tm_p.h. Add static prototypes. Fix compile 31125 time warnings. 31126 31127 * a29k.h: Move prototypes to a29k-protos.h. Fix compile time 31128 warnings. 31129 311302000-01-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 31131 31132 * clipper-protos.h: New file. 31133 31134 * clipper.c: Include tm_p.h. Add static prototypes. Fix compile 31135 time warnings. 31136 31137 * clipper.h: Move prototypes to clipper-protos.h. Fix compile time 31138 warnings. 31139 31140Thu Jan 13 16:03:06 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 31141 31142 * reload1.c (reload_combine_note_store): Use HARD_REGNO_NREGS. 31143 311442000-01-13 Nathan Sidwell <sidwell@codesourcery.com> 31145 31146 * configure.in (--enable-new-gxx-abi): New option. 31147 * acconfig.h (ENABLE_NEW_GXX_ABI): New define. 31148 * Makefile.in (GXX_ABI_FLAG): New variable. 31149 * configure: Regenerate. 31150 311512000-01-13 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 31152 31153 * stor-layout.c (layout_type): Use FORCE_STRUCT_BLK. 31154 * tm.texi (FORCE_STRUCT_BLK): Document. 31155 * config/c4x/c4x.h (FORCE_STRUCT_BLK): New macro. 31156 31157Wed Jan 12 23:12:47 2000 Hans-Peter Nilsson <hp@axis.com> 31158 31159 * config/ns32k/ns32k.md: Revert Jan 9 change. 31160 31161 * genrecog.c (maybe_both_true_2): Do not compare a predicate-test 31162 to a mode-test, if the predicate is address_operand. 31163 31164Wed Jan 12 22:34:00 2000 Jeffrey A Law (law@cygnus.com) 31165 31166 * combine.c (if_then_else_cond): Be careful about what kinds 31167 of RTL expressions are passed to operand_subword. 31168 31169 * flow.c (split_edge): If we have to insert a new jump, make 31170 sure to associate it with a basic block. 31171 31172 * flow.c (commit_one_edge_insertion): A block with one successor 31173 can end in a JUMP_INSN that is not a simplejump. 31174 311752000-01-12 Robert Lipe <robertl@sco.com> 31176 31177 * i386/sco5.h (INIT_SECTION_ASM_OP_COFF): Rename section to "ctor". 31178 (BUILD_VA_LIST_TYPE): Define. 31179 (EH_FRAME_SECTION_ASM_OP): Explictly define to better interact 31180 with crtstuff.c. 31181 311822000-01-12 Jason Merrill <jason@casey.cygnus.com> 31183 31184 * cccp.c (do_pragma): Add cast to (char *). 31185 311862000-01-12 Richard Henderson <rth@cygnus.com> 31187 Fred Fish <fnf@be.com> 31188 Jason Merrill <jason@cygnus.com> 31189 31190 * configure.in (i?86-*-beos{pe,elf,}*): Recognize. 31191 * i386/t-beos, i386/x-beos, i386/xm-beos.h: New files. 31192 * i386/beos-elf.h, i386/beos-pe.h: New files. 31193 31194 * Makefile.in (CROSS_SYSTEM_HEADER_DIR): New. 31195 * cross-make (SYSTEM_HEADER_DIR): Define using 31196 CROSS_SYSTEM_HEADER_DIR. 31197 31198 * gcc.c (LIBRARY_PATH_ENV): Provide default. 31199 (process_command): Use it. 31200 (main): Likewise. Kill trailing = from env vars. 31201 (build_search_list): Put it back. 31202 * collect2.c (main): Use LIBRARY_PATH_ENV. 31203 31204 * configure.in (GCC_NEED_DECLARATIONS): Add environ. 31205 * toplev.c: Use NEED_DECLARATION_ENVIRON. 31206 31207 * tm.texi (Frame Layout): Document SMALL_STACK. 31208 * c-common.c (c_common_nodes_and_builtins): Check it. 31209 31210 * system.h: Undef alloca after including glibc's <stdlib.h>, 31211 if USE_C_ALLOCA is defined. 31212 31213 * gcc.c (set_input): New fn. 31214 (main): After all input files are compiled, reset the input file 31215 info to the first. 31216 31217 * aclocal.m4 (rindex, index): If already defined, don't attempt 31218 to redefine. 31219 31220 * ginclude/varargs.h: (__va_list__): Define ifndef. 31221 * ginclude/stdarg.h: Likewise. 31222 31223 * ginclude/stddef.h (__WCHAR_TYPE__) [BEOS]: Use int 31224 instead of unsigned char. 31225 31226 * hash.h (true, false, boolean): Undef before enum. 31227 31228 * expmed.c (choose_multiplier): Cast &mhigh_lo and &mhigh_hi to be 31229 proper type of "HOST_WIDE_INT *", rather than their natural type of 31230 "unsigned HOST_WIDE_INT *". 31231 312322000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 31233 31234 * svr3.h (ASM_FILE_START): Wrap if-clause in squigly brackets. 31235 31236 * recog.c (memory_address_p): Mark parameter with ATTRIBUTE_UNUSED. 31237 31238 * regclass.c (choose_hard_reg_mode): Likewise. 31239 31240 * reload.c (find_valid_class, strict_memory_address_p): Likewise. 31241 31242 * reorg.c (optimize_skip): Wrap prototype in macro conditionals. 31243 312442000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 31245 31246 * c-common.c: PROTO -> PARAMS. 31247 * c-common.h: Likewise. 31248 * c-decl.c: Likewise. 31249 * c-iterate.c: Likewise. 31250 * c-lang.c: Likewise. 31251 * c-lex.c: Likewise. 31252 * c-lex.h: Likewise. 31253 * c-parse.in: Likewise. 31254 * c-pragma.c: Likewise. 31255 * c-pragma.h: Likewise. 31256 * c-tree.h: Likewise. 31257 * c-typeck.c: Likewise. 31258 * objc/objc-act.c: Likewise. 31259 * objc/objc-act.h: Likewise. 31260 312612000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 31262 31263 * m88k-protos.h: New file. 31264 31265 * m88k.c: Include tm_p.h. Add static prototypes. Fix compile 31266 time warnings. 31267 31268 * m88k.h: Move prototypes to m88k-protos.h. Fix compile time warnings. 31269 31270 * m88k.md: Likewise. 31271 31272 * tekXD88.h: Likewise. 31273 312742000-01-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 31275 31276 * m68k-protos.h: New file. 31277 31278 * m68k.c: Include tm_p.h. Add static prototypes. Fix compile 31279 time warnings. 31280 31281 * m68k.h: Move prototypes to m68k-protos.h. Fix compile time warnings. 31282 31283 * mot3300.h: Likewise. 31284 312852000-01-12 Richard Earnshaw <rearnsha@arm.com> 31286 31287 * haifa-sched.c (split_edges): Pass edgeset_size as second arg to 31288 extract_bitlst. 31289 (extract_bitlist): Declare bitlen. 31290 312912000-01-12 Zack Weinberg <zack@wolery.cumb.org 31292 31293 * cccp.c: Accept and ignore -lang-fortran. 31294 31295 * c-typeck.c (build_c_cast): Issue -Wcast-qual warnings if the 31296 qualifiers don't match at any level of pointerness. 31297 312982000-01-12 Robert Lipe <robertl@sco.com> 31299 31300 * i386/sysv5.h (CPP_SPEC, LIBSPEC): Add -pthreadT. 31301 313022000-01-12 Bernd Schmidt <bernds@cygnus.co.uk> 31303 31304 * reload1.c (reload_reg_unavailable): New static variable. 31305 (reload_reg_free_p): Test it. 31306 (reload_reg_free_for_value_p): Test it instead of 31307 reload_reg_used. 31308 (choose_reload_regs_init): Compute it. 31309 31310Wed Jan 12 03:24:41 2000 Toshiyasu Morita (toshi.morita@sega.com) 31311 31312 * reorg.c (fill_slots_from_thread): Check modified_in_p 31313 before replacing. 31314 31315Wed Jan 12 03:20:31 2000 John Marshall <john_w_marshall@palm.com> 31316 31317 * gcc.texi (Funding, GNU/Linux, Copying, Contributors): Format 31318 these nodes even if INTERNALS is not set. 31319 31320Wed Jan 12 09:39:22 2000 Nick Burrett <nick.burrett@btinternet.com> 31321 31322 * gcse.c (delete_null_pointer_checks_1): Cope when 31323 get_condition cannot determine the condition. 31324 313252000-01-12 Gabriel Dos Reis <gdr@codesourcery.com> 31326 31327 * toplev.h (set_message_length): Declare. 31328 31329 * diagnostic.c (obstack_chunk_alloc): Define macro. 31330 (obstack_chunk_free): Likewise. 31331 (struct output_buffer): New data structure. 31332 (vmessage): Remove. 31333 (output_maximum_width): New variable. 31334 (doing_line_wrapping, set_message_length, init_output_buffer, 31335 get_output_prefix, output_space_left, emit_output_prefix, 31336 output_newline, output_append, output_puts, dump_output, 31337 vbuild_message_string, build_message_string, build_location_prefix, 31338 voutput_notice, output_printf, line_wrapper_printf, 31339 vline_wrapper_message_with_location): New functions. Implement 31340 automatic line wrapping. 31341 (v_message_with_decl): Make it handle automatic line wrapping. 31342 (v_error_with_file_and_line): Likewise. 31343 (v_warning_with_file_and_line): Likewise. 31344 (announce_function): Likewise. 31345 (default_print_error_function): Likewise. 31346 313472000-01-11 16:24 -0800 Zack Weinberg <zack@wolery.cumb.org> 31348 31349 * cpplib.h (struct cpp_options): Change lang_asm to char. 31350 Add lang_fortran. 31351 * cppinit.c (builtin_array): Take out __STDC_VERSION__, it's 31352 done in cpp_handle_option now. 31353 (initialize_builtins): Take out special case code used only by 31354 __STDC_VERSION__. 31355 (cpp_handle_option): Turn off trigraphs and trigraph warnings 31356 if -traditional. Recognize -lang-fortran and set 31357 lang_fortran, also turn off cplusplus_comments. 31358 (print_help): Document -lang-fortran. 31359 * cpplib.c (handle_directive): Ignore `# 123 "file"' if 31360 lang_asm. Ignore all directives other than `# 123 "file"' if 31361 CPP_PREPROCESSED. 31362 (cpp_get_token): If -traditional, don't recognize directives 31363 unless the # is in column 1. 31364 (parse_string): If lang_fortran or lang_asm, silently 31365 terminate strings ('' or "") at end of line. 31366 Remove unnecessary braces. 31367 313682000-01-11 Alexandre Oliva <oliva@lsd.ic.unicamp.br> 31369 Richard Henderson <rth@cygnus.com> 31370 31371 * resource.c (mark_referenced_resources): Mark a set strict_low_part 31372 as used. 31373 * config/i386/i386.c (ix86_expand_setcc): Re-enable clear + set 31374 strict_low_part when possible. 31375 313762000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 31377 31378 * alias.c: PROTO -> PARAMS. 31379 * basic-block.h: Likewise. 31380 * bitmap.c: Likewise. 31381 * bitmap.h: Likewise. 31382 * builtins.c: Likewise. 31383 * c-aux-info.c: Likewise. 31384 * caller-save.c: Likewise. 31385 * calls.c: Likewise. 31386 313872000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 31388 31389 * Makefile.in (toplev.o): Depend on regs.h. 31390 31391 * output.h (tdesc_section): Prototype. 31392 31393 * regclass.c (copy_cost): Mark parameters with ATTRIBUTE_UNUSED. 31394 31395 * sdbout.c: Include "tm_p.h". 31396 31397 * toplev.c: Include "regs.h". 31398 31399Tue Jan 11 11:37:58 2000 Mike Stump <mrs@wrs.com> 31400 31401 * unroll.c (unroll_loop): Add EH support. 31402 314032000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 31404 31405 * pa-protos.h: New file. 31406 31407 * pa.c: Include recog.h and tm_p.h. 31408 (compute_zdepwi_operands, compute_movstrsi_length, 31409 remove_useless_addtr_insns, store_reg, load_reg, set_reg_plus_d, 31410 find_addr_reg, import_milli): Add static prototypes. 31411 (pa_cpu_string, pa_arch_string): Constify a char*. 31412 (legitimize_pic_address): Pass argument `mode' to pic_label_operand. 31413 (read_only_operand): Add argument `mode'. 31414 (singlemove_string, output_move_double, output_fp_move_double, 31415 output_block_move, output_and, output_ior, output_ascii, 31416 remove_useless_addtr_insns, milli_names, output_mul_insn, 31417 output_div_insn, output_mod_insn, output_arg_descriptor, 31418 output_cbranch, output_bb, output_bvb, output_dbra, , 31419 output_millicode_call, output_call, hppa_encode_label, 31420 output_parallel_movb, output_parallel_addb): Constify a char*. 31421 (hppa_va_start): Mark parameter `stdarg_p' with ATTRIBUTE_UNUSED. 31422 (output_parallel_addb): Remove extra arg to `constrain_operands' 31423 31424 * pa.h: Move all prototypes to pa-protos.h. 31425 (pa_cpu_string, pa_arch_string): Constify a char*. 31426 (LEGITIMIZE_ADDRESS): Call `symbolic_operand' with mode argument. 31427 31428 * pa.md: Call `function_label_operand' with mode argument. 31429 Likewise for `read_only_operand'. 31430 Fix nesting of parens in call to `symbolic_operand'. 31431 314322000-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 31433 31434 * i860-protos.h: New file. 31435 31436 * i860.c: Include tm_p.h. Add static prototypes. Fix compile 31437 time warnings. 31438 31439 * i860.h: Move prototypes to i860-protos.h. Fix compile time warnings. 31440 31441 * i860.md: Likewise. 31442 31443Tue Jan 11 18:59:35 MET 2000 Jan Hubicka <jh@suse.cz> 31444 31445 * i386.md (movstrsi expander): Rewrite. 31446 (movstrsi_1 insn): Deleted. 31447 (strmovhi, strmovqi expander): New expanders. 31448 (movshi_1, movsqi_1, rep_movsi, rep_movqi): New patterns. 31449 * i386.c (x86_single_stringop): New global variable. 31450 * i386.h (x86_single_stringop): Declare. 31451 (TARGET_SINGLE_STRINGOP): New macro. 31452 314532000-01-11 Clinton Popetz <cpopetz@cygnus.com> 31454 31455 * config/mips/mips.c (mips_va_arg): For EABI, emit the queued 31456 integer vararg POSTINCREMENT before the destination of the jump 31457 for the hard fp case. 31458 (function_arg_pass_by_reference): Pass a copy of CUM to 31459 FUNCTION_ARG. 31460 31461 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Move check 31462 for CONSTANT_ADDRESS_P above while loop for subreg. 31463 314642000-01-11 Clinton Popetz <cpopetz@cygnus.com> 31465 31466 * flow.c (propagate_block): When a prologue/epilogue insn 31467 is marked dead, unconditionally clear libcall_is_dead and 31468 insn_is_dead, and only dump rtl if warnings aren't being 31469 suppressed. 31470 31471Tue Jan 11 16:26:47 MET 2000 Jan Hubicka <jh@suse.cz> 31472 31473 * i386.c (ix86_attr_length_default): Handle TYPE_STR and TYPE_CLD. 31474 * i386.md (FIRST_PSEUDO_REGISTER): Set to 20. 31475 (FIXED_REGISTERS): Set dirflag as fixed. 31476 (CALL_USED_REGISTERS): Set dirflag as used. 31477 (REG_ALLOC_ORDER): Set dirflag as last one. 31478 (DIRFLAG_REG): New macro. 31479 (MD_ASM_CLOBBERS): Asm clobber dirflag for backward compatibility. 31480 (HI_REGISTER_NAMES): Add dirflag. 31481 (DEBUF_PRINT_REG): Handle dirflag. 31482 * i386.md (type attribute): New cld and str types. 31483 (length_opcode attribute): Set cld and str to 1. 31484 (memory attribute): Set str to unknown - it is not clear from the 31485 patterns. 31486 (pent_np function unit): Prefixed string operations takes 12 cycles 31487 minimally; cld takes 2 cycles. 31488 (ppro_uops attribute): Str is "many" and cld is "few". 31489 (ppro_p0 unit): Handle cld here. 31490 (k6_alux unit): Handle cld and str types. 31491 (k6_load unit): It is ocupied by str opcodes. 31492 (k6_store unit): It is ocupied by str opcodes. 31493 (athlon_decode): Str is vector decoded. 31494 (athlon_ieu): Handle str and cld. 31495 (cld pattern): New. 31496 (movstrsi, clrstr, cmpstr, strlen expander): Emit cld instruction 31497 (movstrsi_1, clrstrsi_1, cmpstrsi_1, strlensi_1, 31498 cmpstrsi_nz_1 insn): Do not output cld instruction 31499 31500Tue Jan 11 06:14:39 2000 David Starner <dstarner98@aasaa.ofe.org> 31501 31502 * gcc.texi (G++ and GCC): Add Java and Chill. 31503 (Bug Critera): Don't list languages. 31504 31505 * gcc.texi (Incompatibilities): No longer claim most C compilers 31506 are K&R. 31507 31508 * gcc.texi (G++ and GCC): Update other front-ends list. 31509 31510Tue Jan 11 05:49:01 2000 Jeffrey A Law (law@cygnus.com) 31511 31512 * i386.c (ix86_expand_setcc): Fix typo. 31513 (ix86_expand_movcc): Similarly. 31514 31515 * Band-aid until haifa's bitset implementation is nuked. 31516 * haifa-sched.c (extract_bitlst): New parameter for size of the 31517 bitset in bits. All callers changed. Avoid looking at undefined 31518 bits in the bitset. 31519 (edgeset_bitsize): New variable. 31520 (schedule_region): Initialize edgeset_bitsize. 31521 315222000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 31523 31524 * Makefile.in (optabs.o): Depend on real.h 31525 (resource.o): Depend on insn-attr.h 31526 31527 * builtins.c (result_vector): Wrap prototype in macro conditions 31528 governing definition and use. 31529 31530 * c-common.c: Include tm_p.h. 31531 31532 * c-lex.c: Likewise. 31533 31534 * elfos.h: Constify a char*. 31535 31536 * final.c (align_fuzz): Wrap prototype in macro HAVE_ATTR_length. 31537 (get_attr_length, shorten_branches, profile_after_prologue): Mark 31538 parameter with ATTRIBUTE_UNUSED. 31539 31540 * fold-const.c (exact_real_inverse): Wrap variable `i' in 31541 CHECK_FLOAT_VALUE. 31542 31543 * haifa-sched.c (schedule_insns): Mark parameter with 31544 ATTRIBUTE_UNUSED. 31545 31546 * optabs.c: Include real.h. 31547 31548 * real.h (ereal_atof): Add prototype arguments. 31549 31550 * resource.c: Include insn-attr.h. 31551 31552 * sdbout.c (sdbout_queue_anonymous_type, 31553 sdbout_dequeue_anonymous_types): Wrap in macro 31554 SDB_ALLOW_FORWARD_REFERENCES. 31555 (sdbout_init, sdbout_start_new_source_file): Mark parameter with 31556 ATTRIBUTE_UNUSED. 31557 31558 * stmt.c (expand_return): Wrap variable `op0' in macro HAVE_return. 31559 31560 * stupid.c: Include tm_p.h. 31561 31562 * tree.c (real_value_from_int_cst): Mark parameter with 31563 ATTRIBUTE_UNUSED. 31564 315652000-01-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 31566 31567 * i960-protos.h: New file. 31568 31569 * i960.c: Include tm_p.h. Add static prototypes. Fix compile 31570 time warnings. 31571 31572 * i960.h: Move prototypes to i960-protos.h. Fix compile time warnings. 31573 315742000-01-10 Alexandre Oliva <oliva@lsd.ic.unicamp.br> 31575 31576 * combine.c (expand_field_assignment): Do not discard SUBREGs 31577 while computing nonzero_bits. 31578 315792000-01-09 Nick Clifton <nickc@cygnus.com> 31580 31581 * config/arm/arm.c: Fix compile time warnings about signed vs 31582 unsigned constants. 31583 * config/arm/arm.h: Fix compile time warnings about signed vs 31584 unsigned constants. 31585 315862000-01-09 Philip Blundell <philb@gnu.org> 31587 31588 * config/arm/arm.c (output_return_instruction): Use `ldr' rather 31589 than `ldm' with only one register. 31590 * config/arm/arm.md (push_multi): Use `str' rather than `stm' with 31591 only one register. 31592 31593 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Say that R0 is 31594 clobbered. 31595 31596Sun Jan 9 17:50:23 2000 Hans-Peter Nilsson <hp@axis.com> 31597 31598 * config/ns32k/ns32k.md (load or push effective address): Operand 1 31599 must have SImode. 31600 316012000-01-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 31602 31603 * elfos.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around 31604 assignment used as truth value. 31605 31606 * function.c (assign_temp): Mark parameter `dont_promote' with 31607 ATTRIBUTE_UNUSED. Wrap variable `unsignedp' with macro 31608 PROMOTE_FOR_CALL_ONLY. 31609 31610 * genrecog.c (write_subroutine): Mark variable `operands' with 31611 ATTRIBUTE_UNUSED. 31612 31613 * optabs.c (prepare_cmp_insn): Mark parameter `align' with 31614 ATTRIBUTE_UNUSED. 31615 31616 * sdbout.c (sdbout_init): Likewise for parameter `asm_file'. 31617 (sdbout_begin_block, sdbout_end_block): Likewise for `file'. 31618 31619 * toplev.c (note_deferral_of_defined_inline_function): Likewise 31620 for `decl'. 31621 316222000-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 31623 31624 * config/c4x.h: Tidy up comments. 31625 * config/c4x.c: Likewise. 31626 31627Sun Jan 9 01:02:55 EST 2000 John Wehle (john@feith.com) 31628 31629 * fold-const.c (lshift_double, rshift_double): Handle 31630 shifting by 2 * HOST_BITS_PER_WIDE_INT correctly. 31631 316322000-01-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br> 31633 31634 * toplev.c (rest_of_compilation): Initialize cse_not_expected as 31635 in prepare_function_start(). 31636 31637Sat Jan 8 12:12:46 2000 Nick Clifton <nickc@cygnus.com> 31638 31639 * config/v850/v850.c (expand_epilogue): Interrupt functions no 31640 longer allocate extra stack for function calls. 31641 316422000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 31643 31644 * config/c4x/c4x.md (*subqf3_set): Fix typo. 31645 316462000-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 31647 31648 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Define as 0. 31649 316502000-01-07 David Edelsohn <edelsohn@gnu.org> 31651 31652 * rs6000.c (processor_target_table): Add power3 as alias for 630. 31653 * aix43.h: Revert Aug 2 change. 31654 (HAS_INIT_SECTION): Define, not visible yet. 31655 (LD_INIT_SWITCH): Define, not visible yet. 31656 * t-aix43 (MULTILIB_OPTIONS): Revert Aug 2 change. 31657 31658 * glimits.h (__LONG_MAX__): Recognize 64-bit AIX too. 31659 31660 * collect2.c (main): Expand ld2 size further. 31661 (export_object_lst): Cast assignment to avoid warning. 31662 (main, LD_INIT_SWITCH): Add AIX 4.2+ -binitfini support. 31663 (scan_prog_file, COFF): Do not collect initialization or 31664 finalization functions generated for entire shared object if 31665 init/fini support present. 31666 316672000-01-07 Nick Clifton <nickc@cygnus.com> 31668 31669 * config/elfos.h: Tidy up formatting of marcos. Make sure 31670 that .section directives are always prefixed by a tab. 31671 31672 * config/svr4.h: Add #include "elfos.h" and remove duplicate 31673 definitions. 31674 316752000-01-07 Matt Austern <austern@sgi.com> 31676 31677 * fold-const.c (real_hex_to_f): Remove duplicate declaration of 31678 expon. 31679 31680Fri Jan 7 01:55:34 2000 Jeffrey A Law (law@cygnus.com) 31681 31682 * Makefile.in (crtend.o): Pass @inhibit_libc@ to compilation of 31683 crtstuff.c. 31684 (crtbegin.o, s-crtS): Likewise. 31685 316862000-01-06 Richard Henderson <rth@cygnus.com> 31687 31688 * alpha.md (adddi_2+1): Limit offset such that it will be 31689 loadable with a single ldah+lda pair. 31690 (adddi_2+2): Explicitly fail split if we can't make it work. 31691 316922000-01-06 Mumit Khan <khan@xraylith.wisc.edu> 31693 31694 * protoize.c: Conditionally include unistd.h. 31695 (IS_SAME_PATH_CHAR): New macro. 31696 (IS_SAME_PATH): New macro. 31697 (CPLUS_FILE_SUFFIX): New macro. 31698 (cplus_suffix): New static variable. 31699 (is_abspath): New static function. 31700 (in_system_include_dir): Handle DOS style pathnames. 31701 (file_could_be_converted): Likewise. 31702 (file_normally_convertible): Likewise. 31703 (directory_specified_p): Likewise. 31704 (file_excluded_p): Likewise. 31705 (abspath): Likewise. 31706 (shortpath): Likewise. 31707 (referenced_file_is_newer): Likewise. 31708 (save_def_or_dec): Likewise. 31709 (do_processing): Likewise. 31710 (main): Likewise. 31711 (edit_file): Likewise. Use rename instead of link. 31712 (rename_c_file): Likewise. Don't rename syscalls file. 31713 (munge_compile_params): Define null device for DOS based systems. 31714 (process_aux_info_file): Use binary mode if appliable. 31715 (edit_file): Likewise. 31716 * invoke.texi (Running Protoize): Document C++ suffixes used. 31717 31718 * cccp.c: Delete PATH_SEPARATOR, DIR_SEPARATOR and 31719 IS_DIR_SEPARATOR macros. 31720 * collect2.c: Likewise. 31721 * cppinit.c: Likewise. 31722 * dwarf2out.c: Likewise. 31723 * gcc.c: Likewise. 31724 * gcov.c: Likewise. 31725 * prefix.c: Likewise. 31726 * rtl.c: Likewise. 31727 * toplev.c: Likewise. 31728 * system.h: And move to here. 31729 31730 * prefix.c (update_path): Fix typo in variable name. 31731 317322000-01-06 Richard Henderson <rth@cygnus.com> 31733 31734 * flow.c (mark_set_1): Use loop_depth+1 as reference weight. 31735 (find_auto_inc, mark_used_regs, try_pre_increment_1): Likewise. 31736 (count_reg_sets_1, count_reg_references): Likewise. 31737 (flow_loops_level_compute): Start counting actual loop depth at 1. 31738 (flow_loops_find): Likewise. 31739 * local-alloc.c (update_equiv_regs): Likewise. 31740 * regclass.c (regclass): Re-instate Jan 4 0-based loop_depth change. 31741 317422000-01-06 Gabriel Dos Reis <dosreis@cmla.ens-cachan.fr> 31743 31744 * defaults.h (DWARF_FRAME_REGISTERS): if not defined, default to 31745 FIRST_PSEUDO_REGISTER 31746 * dwarf2out.c: Don't include frame.h 31747 * dwarfout.c: Likewise 31748 * Makefile.in (dwarfout.o, dwarf2out.o): Remove dependence on 31749 frame.h 31750 31751Thu Jan 6 13:44:59 CET 2000 Jan Hubicka <jh@suse.cz> 31752 31753 * reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of 31754 dead registers. 31755 31756 * i386.c (movsf splitter): Fix typo in my last checkin. 31757 317582000-01-05 Nick Clifton <nickc@cygnus.com> 31759 31760 * varasm.c (IN_NAMED_SECTION): Allow targets to provide their 31761 own definition of this macro. 31762 (asm_emit_uninitialised): Invoke UNIQUE_SECTION if either 31763 flag_data_sections or UNIQUE_SECTION_P are true. 31764 31765 * tm.texi (UNIQUE_SECTION): Document that it can be called for 31766 uninitialized data decls. 31767 31768 * config/i386/winnt.c (i386_pe_unique_section): Cope with 31769 being called for uninitialized data. 31770 31771 * config/i386/interix.c (i386_pe_unique_section): Cope with 31772 being called for uninitialized data. 31773 31774 * config/mips/elf.h (UNIQUE_SECTION): Cope with being called 31775 for uninitialized data. 31776 31777 * config/mips/elf64.h (UNIQUE_SECTION): Cope with being called 31778 for uninitialized data. 31779 31780 * config/mips/iri6gld.h (UNIQUE_SECTION): Cope with being called 31781 for uninitialized data. 31782 31783 * config/arm/unknown-elf.h (IN_NAMED_SECTION): Define. 31784 (UNIQUE_SECTION_P): Always generate a unique section if 31785 flag_data_sections is true. 31786 (UNIQUE_SECTION): Also generate unique sections for 31787 uninitialized data. 31788 (ASM_OUTPUT_ALIGNED_BSS): Redefine to use named_section(). 31789 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Redefine to use 31790 named_section(). 31791 317922000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 31793 31794 * config/c4x/t-c4x (TARGET_LIBGCC2_CFLAGS): Don't redefine SF, DF, 31795 SI, or DI. 31796 317972000-01-06 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 31798 31799 * config/c4x/c4x.md (udivqi3, divqi3): Delete. 31800 (umodqi3, modqi3, udivhi3, divhi3, umodhi3, modhi3, ffsqi2): Likewise. 31801 (*smulqi3_highpart_noclobber, *umulqi3_highpart_noclobber): New. 31802 (*lshrqi3_const_noclobber, *lshrqi3_nonconst_noclobber): Likewise. 31803 (*ashrqi3_const_noclobber, *ashrqi3_nonconst_noclobber): Likewise. 31804 31805 * c4x.h (INIT_TARGET_OPTABS): Define to init libcalls. 31806 318072000-01-05 11:25 -0800 Zack Weinberg <zack@rabi.columbia.edu> 31808 31809 * c-decl.c (finish_enum): Simplify code to determine minimum and 31810 maximum values of the enum, and calculate the type. Remove check 31811 for FUNCTION_DECLs in the values list, which cannot happen. Replace 31812 the DECL_INITIAL of each enumeration constant with a copy converted 31813 to the enumeration type. When updating variant types, don't bother 31814 updating the type itself. 31815 31816 * c-typeck.c (build_binary_op): Simplify conditional expressions 31817 when weeding out spurious signed-unsigned warnings. Add new 31818 spurious warning category: if the unsigned quantity is an enum 31819 and its maximum value fits in signed_type(result_type). Update 31820 commentary. 31821 (build_conditional_expr): Warn here if one alternative is signed 31822 and the other is unsigned. 31823 318242000-01-05 Nick Clifton <nickc@cygnus.com> 31825 31826 * config/fr30/fr30.h: Remove extraneous comments. 31827 318282000-01-05 Bernd Schmidt <bernds@cygnus.co.uk> 31829 31830 * reload1.c (choose_reload_regs): When disabling a reload, also 31831 set reload_spill_index to -1. 31832 318332000-01-04 Joel Sherrill (joel@OARcorp.com> 31834 31835 * configure.in (m68*-*-rtemscoff*): New target, formal name for 31836 old m68*-*-rtems*. 31837 (m68*-*-rtemself*): New target. 31838 (mips64orion-*-rtems*): Remove duplicate definition of tm_file. 31839 (sparc*-*-rtemsaout*): New target, formal name for old sparc*-*-rtems*. 31840 (sparc*-*-rtemself*): New target. 31841 (sparc*-*-rtems*): Now elf not a.out. 31842 * config/i386/rtems.h: Include config/rtems.h. 31843 * config/i386/rtemself.h: Include config/rtems.h. 31844 * config/i960/rtems.h: Include config/rtems.h. 31845 * config/m68k/rtems.h: Include config/rtems.h. 31846 * config/m68k/rtemself.h: Include config/rtems.h. 31847 * config/mips/rtems64.h: Include config/rtems.h. 31848 * config/pa/rtems.h: Include config/rtems.h. 31849 * config/rs6000/rtems.h: Include config/rtems.h. 31850 * config/sh/rtems.h: Include config/rtems.h. 31851 * config/sh/rtemself.h: Include config/rtems.h. 31852 * config/sparc/rtems.h: Include config/rtems.h. 31853 * config/sparc/rtemself.h: Include config/rtems.h 31854 31855Tue Jan 4 23:59:26 2000 Denis Chertykov <denisc@overta.ru> 31856 31857 * final.c (shorten_branches): Correctly compute length of 31858 asms without operands. 31859 31860Tue Jan 4 22:55:41 2000 Steve Chamberlain <sac@pobox.com> 31861 31862 * configure.in: Add pj target. 31863 * configure: Regenerate. 31864 * config/pj: New directory. 31865 * config/pj/lib1funcs.S: New file. 31866 * config/pj/linux.h: New file. 31867 * config/pj/pj.c: New file. 31868 * config/pj/pj.md: New file. 31869 * config/pj/pjl.h: New file. 31870 * config/pj/t-pj: New file. 31871 * config/pj/xm-pj.h: New file 31872 31873Tue Jan 4 22:30:16 2000 Jeffrey A Law (law@cygnus.com) 31874 31875 * toplev.c (rest_of_compilation): Run shorten-branches before 31876 reg-stack for now. 31877 318782000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 31879 31880 * config/c4x/c4x.h (IS_XXX_REG, IS_XXX_REGNO): Swap behavior of 31881 macros so that they're consistent with their names. 31882 * config/c4x/c4x.c (IS_XXX_REG, IS_XXX_REGNO): Likewise. 31883 * config/c4x/c4x.md (IS_XXX_REG, IS_XXX_REGNO): Likewise. 31884 318852000-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 31886 31887 * config/c4x/c4x.md (*addqi3_noclobber_reload): Ensure that CC never 31888 modified inadvertently. 31889 318902000-01-04 Joel Sherrill <joel@OARcorp.com> 31891 31892 * configure.in (v850*-*-rtems*): New target. 31893 * configure: Regenerate. 31894 * config/v850/rtems.h: New file. 31895 318962000-01-04 Mumit Khan <khan@xraylith.wisc.edu> 31897 31898 * gthr-win32.h (__gthread_active_p): Support Mingw MT runtime. 31899 (__gthread_key_create): Likewise. 31900 (__gthread_key_dtor): Likewise. 31901 (__gthread_once): Fix logic. 31902 (__gthread_key_delete): Cast away constness. 31903 31904 * i386/cygwin.h (SUBTARGET_SWITCHES): Add -mthreads option. 31905 * invoke.texi: Document. 31906 * i386/mingw32.h (CPP_SPEC): Use. 31907 (LIBGCC_SPEC): Likewise. 31908 * i386/crtdll.h (LIBGCC_SPEC): Likewise. 31909 319102000-01-04 David Edelsohn <edelsohn@gnu.org> 31911 31912 * rs6000/sysv4.h (ASM_OUTPUT_DEF): Undefine. 31913 (HANDLE_PRAGMA_PACK): Undefine. 31914 (SLOW_UNALIGNED_ACCESS): Define. 31915 319162000-01-04 David Edelsohn <edelsohn@gnu.org> 31917 31918 * expmed.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters 31919 to default definition. 31920 (store_bit_field): Call SLOW_UNALIGNED_ACCESS with mode and alignment. 31921 (store_fixed_bit_field): Call macro with word_mode and alignment. 31922 (extract_bit_field): Call macro with relevant mode and alignment. 31923 * expr.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters 31924 to default definition. 31925 (move_by_pieces): Call SLOW_UNALIGNED_ACCESS with word_mode 31926 and alignment. 31927 (move_by_pieces_ninsns): Likewise. 31928 (clear_by_pieces): Likewise. 31929 (emit_push_insn): Likewise. 31930 (store_field): Call macro with relevant mode and alignment. 31931 (expand_expr): Likewise. 31932 (expand_expr_unaligned): Likewise. 31933 31934 * rs6000.h (HANDLE_PRAGMA_PACK): Define. 31935 (SLOW_UNALIGNED_ACCESS): Define. 31936 (CASE_VECTOR_MODE): Always use 32-bit offsets. 31937 (ASM_FILE_END): Generate 64-bit symbol in 64-bit mode. 31938 (EXTRA_SECTION_FUNCTIONS): Indent .csect pseudo-op. 31939 (toc_section): Likewise and .toc pseudo-op. 31940 (ASM_DECLARE_FUNCTION): Likewise. Align text more strictly in 31941 64-bit mode. 31942 (TEXT_SECTION_ASM_OP): Likewise. 31943 (ASM_OUTPUT_ADD_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Always use 31944 32-bit offsets. 31945 31946 * a29k.h (SLOW_UNALIGNED_ACCESS): Add MODE and ALIGN parameters. 31947 * alpha.h (SLOW_UNALIGNED_ACCESS): Likewise. 31948 * arm/thumb.h (SLOW_UNALIGNED_ACCESS): Likewise. 31949 * gmicro.h (SLOW_UNALIGNED_ACCESS): Likewise. 31950 * fr30.h (SLOW_UNALIGNED_ACCESS): Likewise. 31951 31952Tue Jan 4 11:44:13 2000 Jeffrey A Law (law@cygnus.com) 31953 31954 * regclass.c: Revert my Jan 4 change to loop cost computation. 31955 31956Tue Jan 4 19:22:39 MET 2000 Jan Hubicka <hubicka@freesoft.cz> 31957 31958 * regclass.c (regclass): Do not obey REG_N_REFS in non-optimizing 31959 compilation. 31960 319612000-01-04 Stan Cox <scox@cygnus.com> 31962 31963 * haifa-sched.c (build_control_flow): Change unreachable simple 31964 loop test to check if current block has only one predecessor. 31965 (find_rgns): Initialize degree. Use dest as degree index, not src. 31966 319672000-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 31968 31969 * builtins.c (expand_builtin_strlen): Initialize variable `icode'. 31970 31971 * calls.c (expand_call): Likewise for 31972 `old_stack_arg_under_construction'. 31973 31974 * cpphash.c (macroexpand): Likewise for `args' and `rest_zero'. 31975 31976 * function.c (pad_to_arg_alignment): Likewise for `save_var' and 31977 `save_constant'. 31978 31979 * gcc.c (execute): Likewise for `ut' and `st'. 31980 31981 * genattrtab.c (attr_rtx): Likewise for `rt_val'. 31982 31983 * genopinit.c (gen_insn): Likewise for `m1', `m2' and `op'. 31984 31985 * jump.c (jump_optimize_1): Likewise for `temp2'. 31986 31987 * local-alloc.c (block_alloc): Likewise for `r1'. 31988 31989 * loop.c (recombine_givs): Likewise for `life_start' and `life_end'. 31990 31991 * reg-stack.c (check_asm_stack_operands): Likewise for `clobber_reg'. 31992 (subst_asm_stack_regs): Likewise for `clobber_reg' and `clobber_loc'. 31993 31994 * regmove.c (fixup_match_1): Likewise for `insn_const', `dst_node' 31995 and `set2'. 31996 31997 * reload.c (find_reloads): Likewise for `goal_alternative_number' 31998 and `goal_earlyclobber'. 31999 32000 * scan-decls.c (scan_decls): Likewise for `prev_id_end'. 32001 32002 * sdbout.c (sdbout_one_type): Likewise for `member_scl'. 32003 32004 * stupid.c (stupid_life_analysis): Likewise for `chain'. 32005 32006 * unroll.c (copy_loop_body): Likewise for `copy'. 32007 32008 * varasm.c (output_constructor): Likewise for `byte'. 32009 32010Tue Jan 4 15:34:34 MET 2000 Jan Hubicka <hubicka@freesoft.cz> 32011 32012 * i386.c (ix86_expand_move): Allow pushes of memory, offload to memory 32013 all FP constants for constant->reg moves. 32014 (ix86_split_to_parts): Try to convert memory address into immediate 32015 when available in the constant pool. 32016 * i386.h (PREFERRED_RELOAD_CLASS): Allow CONST_DOUBLE->integer reg 32017 moves. 32018 (LEGITIMATE_CONSTANT_P): Return 1. 32019 * i386.md (pushsf): New splitter to convert constant pool memory 32020 reference to immediate. 32021 (mov?f): Likewise; do not allow CONST_DOUBLE for reg moves before 32022 reload. 32023 320242000-01-04 Bernd Schmidt <bernds@cygnus.co.uk> 32025 32026 * i386.md (ashlsi3_cmpno): Don't accept variables shifts. 32027 (ashlhi3_cmpno, ashlqi3_cmpno, ashrsi3_cmpno, ashrhi3_cmpno, 32028 ashrqi3_cmpno, lshrsi3_cmpno, lshrhi3_cmpno, lshrqi3_cmpno): Likewise. 32029 (rotlsi3_cmpno, rotlhi3_cmpno, rotlqi3_cmpno, rotrsi3_cmpno, 32030 rotrhi3_cmpno, rotrqi3_cmpno): Likewise. 32031 320322000-01-04 Martin von Löwis <loewis@informatik.hu-berlin.de> 32033 32034 * ginclude/stdbool.h: Support compilation as C++. 32035 32036Tue Jan 4 01:35:13 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 32037 32038 * fold-const.c (make_range): Don't try to reverse an unbounded range. 32039 32040Tue Jan 4 00:18:46 2000 Jeffrey A Law (law@cygnus.com) 32041 32042 * regclass.c (regclass): Properly compute loop_cost. Adjust 32043 comments. 32044 32045 * regclass.c: Fix minor whitespace problems. 32046 320472000-01-03 Anthony Green <green@cygnus.com> 32048 32049 * config/i386/i386.md (builtin_setjmp_receiver): New pattern. 32050 Restore the pic register if required. 32051 320522000-01-03 Ulrich Drepper <drepper@cygnus.com> 32053 32054 * c-common.c (format_char_info): Update comment. 32055 (check_format_info): Recognize 'z' modifier in the same way 'Z' 32056 was recognized. Emit warning for formats new in ISO C99 only 32057 if flag_isoc9x is not set. 32058 32059Mon Jan 3 12:59:54 2000 Mark P. Mitchell <mark@codesourcery.com> 32060 32061 * config/mips/iris6gld.h: Fix typo in -mabi=n32 specs. 32062 32063Mon Jan 3 15:33:37 MET 2000 Jan Hubicka <hubicka@freesoft.cz> 32064 32065 * combine.c (expand_compound_operation): Do not convert ZERO_EXTEND to 32066 SIGN_EXTEND, convert SIGN_EXTEND to ZERO_EXTEND. 32067 (make_compound_operation): Choose cheaper alternative between 32068 ZERO_EXTEND and SIGN_EXTEND when sign bit is not set. 32069 32070 * regclass.c (op_costs): Remove global variable. 32071 (record_reg_classes): New parameter "op_costs" and "reg_pref". 32072 (record_operand_costs): Break out from ... 32073 (scan_one_insn): ... here. 32074 (dump_regclass): Make dumps nicer. 32075 (regclass): Dump preferrences choosed and changes done during passes. 32076 320772000-01-03 Jakub Jelinek <jakub@redhat.com> 32078 32079 * config/sparc/sparc.c (gen_df_reg): Fix for 32bit SPARC. 32080 320812000-01-03 Jakub Jelinek <jakub@redhat.com> 32082 32083 * config/sparc/sparc.c (gen_df_reg): New function. 32084 * config/sparc/sparc-protos.h (gen_df_reg): Add prototype. 32085 * config/sparc/sparc.md (movtf_no_e_insn_sp64+1, 32086 movtf_no_e_insn_sp64+2, movtf_no_e_insn_sp64+3, movtf_cc_sp64+1, 32087 movtf_cc_reg_sp64+1): Use it. 32088 320892000-01-02 Mark Mitchell <mark@codesourcery.com> 32090 32091 * integrate.c (copy_decl_for_inlining): Clear TREE_ADDRESSABLE on 32092 copied LABEL_DECLs. 32093 32094Mon Jan 3 02:54:40 2000 Hans-Peter Nilsson <hp@bitrange.com> 32095 32096 * config/i386/i386.c (ix86_expand_unary_operator): Function 32097 definition made void. 32098 (ix86_expand_binary_operator): Update outdated preceding comment. 32099 * config/i386/i386-protos.h (ix86_expand_unary_operator): Update 32100 prototype. 32101 32102 * config/i386/i386.c (override_options): Fix option-name typo. 32103 321042000-01-02 Mark Mitchell <mark@codesourcery.com> 32105 32106 * system.h (CEIL): Define. 32107 * builtins.c (CEIL): Remove. 32108 * expmed.c (CEIL): Likewise. 32109 * expr.c (CEIL): Likewise. 32110 * stor-layout.c (CEIL): Likewise. 32111 321122000-01-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 32113 32114 * expr.c (store_constructor_field): Fix typo introduced with last 32115 gcc2 merge. 32116 321172000-01-01 Mark Mitchell <mark@codesourcery.com> 32118 32119 * tree.h (BINFO_N_BASETYPES): New macro. 32120 321212000-01-01 Bernd Schmidt <bernds@cygnus.co.uk> 32122 32123 * expmed.c (emit_store_flag): Prevent losing a pending stack 32124 adjust the same way we prevent losing queued increments. 32125 32126 32127Copyright (C) 2000 Free Software Foundation, Inc. 32128 32129Copying and distribution of this file, with or without modification, 32130are permitted in any medium without royalty provided the copyright 32131notice and this notice are preserved. 32132