12000-12-31 Philip Blundell <philb@gnu.org> 2 3 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Add missing asm 4 operands. 5 62000-12-30 Richard Henderson <rth@redhat.com> 7 8 * dbxout.c (dbxout_block): Invert logic on eliding LBRAC/RBRAC. 9 Initialize variables properly for DBX_LBRAC_FIRST. 10 112000-12-30 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 12 13 * expr.c (expand_expr, case COMPONENT_REF): Fix typo in last change. 14 152000-12-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 16 17 * builtins.c (validate_arglist): New function, use it. 18 192000-12-30 Philip Blundell <philb@gnu.org> 20 21 * config/arm/arm.c (arm_expand_prologue): Fix typos in error 22 message and comment. Note location of testcase for an unhandled 23 situation. 24 252000-12-30 Jeffrey Oldham <oldham@codesourcery.com> 26 27 * defaults.h (BUILD_VA_LIST_TYPE): New definition. 28 * tree.c (build_common_tree_nodes_2): Ensure the va_list_type_node 29 is a copy, not an alias. 30 312000-12-30 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 32 33 * calls.c (calls_function_1, case CONSTRUCTOR): New case. 34 35 * alias.c (alias_sets_conflict_p): New function. 36 (mems_in_disjoint_alias_sets_p): Use it. 37 (readonly_fields_p): Moved from expr.c; check for record type. 38 (objects_must_conflict_p): New function. 39 * calls.c (expand_call): Use assign_temp as much as possible, use 40 readonly variant if assigned once, and don't set memory attributes. 41 (emit_library_call_value_1, store_one_arg): Likewise. 42 * integrate.c (expand_inline_function): Likewise. 43 * stmt.c (expand_asm_operands, expand_return): Likewise. 44 * expr.c (copy_blkmode_from_reg, store_constructor): Likewise. 45 (store_field, save_noncopied_parts, expand_expr): Likewise. 46 (expand_expr_unaligned): Likewise. 47 (readonly_fields_p): Moved to alias.c. 48 (safe_from_p): Rework handling of SAVE_EXPR. 49 MEMs ony conflict if alias sets conflict; likewise for INDIRECT_REF. 50 * function.c (struct temp_slot): Delete field ALIAS_SET; add TYPE. 51 (assign_stack_for_temp): Use objects_must_confict_p. 52 Set all memory attributes from type, if specified. 53 (mark_temp_slot): Mark TYPE field. 54 * tree.h (alias_sets_conflict_p, readonly_fields_p): New decls. 55 (objects_must_conflict_p): Likewise. 56 57 * stmt.c (expand_decl): Don't use assign_stack_temp in error case. 58 (add_case_node): No need to copy nodes anymore. 59 602000-12-30 Alexandre Oliva <aoliva@redhat.com> 61 62 * config/sh/sh.c (split_branches): Don't dereference re-computed 63 `beyond' before checking it's non-NULL. 64 652000-12-29 Robert Lipe <robertl@sco.com> 66 67 Remove COFF support from i?86-pc-sco3.2v5. 68 * i386/sco5.h (PREFERRED_DEBUGGING_TYPE): Change to Dwarf II. 69 (TARGET_ELF): Now always true. 70 (SUBTARGET_SWTICHES: )Remove -mcoff. 71 72 * i386/t-sco5 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, 73 MULTILIB_EXCEPTION): Nuke coff. 74 (CRTSTUFF_T_CFLAGS_S): Deleted. 75 (TARGET_LIBGCC2_CFLAGS): Added. 76 772000-12-29 Alexandre Oliva <aoliva@redhat.com> 78 79 * varasm.c (output_constant_def): Don't ENCODE_SECTION_INFO 80 twice. Update desc->rtl and ->label, in case ENCODE_SECTION_INFO 81 modifies them. 82 832000-12-29 Bernd Schmidt <bernds@redhat.com> 84 85 * ia64.c (ia64_expand_load_address): Accept additional scratch 86 register argument. All callers & prototype changed. 87 Use scratch register when generating load_symptr insns. 88 * ia64.md (movdi_symbolic): Clobber a scratch register. Use it 89 when calling ia64_expand_load_address. 90 (movdi): Generate movdi_symbolic with additional operand. 91 (load_gprel64): Use pic_offset_table_rtx instead of (reg:DI 1). 92 (load_symptr): Likewise. Use additional operand as a scratch 93 register instead of generating it here. 94 95 * basic-block.h: Add a comment. 96 * flow.c (PROP_POSTRELOAD): New macro. 97 (update_life_info): Add it to prop_flags. 98 (mark_set_1): If it is set, compute REG_N_SETS for the original 99 register number of a hard reg. 100 101 * emit-rtl.c (gen_raw_REG): New function. 102 (gen_rtx_REG, gen_reg_rtx, init_emit_once): Use it instead of 103 gen_rtx_raw_REG. 104 * print-rtl.c (print_rtx): Print ORIGINAL_REGNO. 105 * final.c (alter_subreg): Update it. 106 * regrename.c (do_replace): Likewise. Use gen_raw_REG. 107 * rtl.def (REG): Update comment. 108 * rtl.h (X0UINT, ORIGINAL_REGNO): New macros. 109 (gen_raw_REG): Declare. 110 1112000-12-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 112 113 * tree.c (get_set_constructor_bits): Use host_integerp and 114 tree_low_cst. 115 116 * local-alloc.c (update_equiv_regs): Don't use copy_rtx on PATTERN. 117 118 * toplev.c (main): Call xmalloc_set_program_name. 119 * gcc.c (main): Likewise. 120 1212000-12-29 Philip Blundell <philb@gnu.org> 122 123 * config/arm/arm.c (arm_override_options): Fix typo in warning 124 message. 125 1262000-12-29 Richard Henderson <rth@redhat.com> 127 128 * config/alpha/alpha.c (alpha_expand_block_move): Initialize 129 src_align and dst_align in bits. Do unaligned quadword loads 130 if possible for BWX too. 131 (alpha_expand_block_clear): Initialize align in bits. Track 132 small leading offsets into a larger alignment. Play games with 133 stq_u for large 4-byte aligned blocks. Use load/mask/store 134 for appropreately aligned heads and tails. 135 1362000-12-29 Alexandre Oliva <aoliva@redhat.com> 137 138 * function.c (assign_parms): Convert arguments passed by 139 reference to the right mode. 140 1412000-12-28 Geoffrey Keating <geoffk@redhat.com> 142 143 * c-parse.in (select_or_iter_stmt): Use truthvalue_conversion 144 on the condition of a FOR statement, so that it gets typechecked 145 and optimized. 146 1472000-12-29 Alexandre Oliva <aoliva@redhat.com> 148 149 * c-decl.c (grokdeclarator): Prevent crash in case of overflow in 150 array size. 151 152 * calls.c (emit_library_call_value_1): Add to call_fusage the 153 stack slot assigned to argument passed by reference. 154 1552000-12-28 Jeffrey Oldham <oldham@codesourcery.com> 156 157 * toplev.h (extern really_sorry): Remove extern declaration for 158 nonexistent function. 159 1602000-12-28 Jeffrey Oldham <oldham@codesourcery.com> 161 162 * varasm.c (initializer_constant_valid_p): Indicate subtraction of 163 pointers to the same string constant is absolute. 164 1652000-12-28 Joseph S. Myers <jsm28@cam.ac.uk> 166 167 * c-common.c (enum format_type): Add strfmon_format_type. 168 (decl_attributes): Handle format attributes strfmon and 169 __strfmon__. 170 (FMT_FLAG_USE_DOLLAR, FMT_FLAG_ZERO_WIDTH_BAD, 171 FMT_FLAG_EMPTY_PREC_OK): Define. 172 (format_char_info): Update comment for flag_chars. 173 (format_flag_spec): Add skip_next_char. 174 (format_kind_info): Add left_precision_char. 175 (printf_flag_specs, scanf_flag_specs, strftime_flag_specs, 176 format_types): Update for these new structure members and flags. 177 (time_char_table): Make const. 178 (strfmon_length_specs, strfmon_flag_specs, strfmon_flag_pairs, 179 monetary_char_table): New. 180 (format_types): Add details of strfmon formats. 181 (init_function_format_info): Create default attribute for strfmon. 182 (check_format_info_main): Check the new flags. Handle 183 skip_next_char and left precision. 184 * toplev.c (documented_lang_options): Update description of 185 -Wformat. 186 * extend.texi: Document strfmon format attributes. Document 187 attribute forms such as __printf__. Clarify format_arg attribute 188 documentation. 189 * invoke.texi (-Wformat): Update for strfmon formats. 190 1912000-12-28 Andreas Jaeger <aj@suse.de> 192 193 * expmed.c (store_bit_field): Fix last patch. 194 1952000-12-28 Alexandre Oliva <aoliva@redhat.com> 196 197 * config/sh/crt1.asm (start_l): `__SH4_SINGLE_ONLY__' was missing 198 the trailing `__'. 199 2002000-12-28 Alan Lehotsky <lehotsky@tiac.net> 201 202 * expmed.c (store_bit_field): Correctly compute smallest mode that 203 is sufficient to contain all bits we are storing. 204 2052000-12-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 206 207 * builtins.c (build_function_call_expr): New function. Use it 208 everywhere in lieu of manually constructing a CALL_EXPR. 209 2102000-12-27 Chandrakala Chavva <cchavva@redhat.com> 211 212 * calls.c (store_one_arg): If parm is passed both in stack and in 213 register and offset is greater than reg_parm_stack_space, split 214 the offset and call emit_push_insn(). 215 2162000-12-27 Nick Clifton <nickc@redhat.com> 217 218 * ifcvt.c (noce_emit_store_flag): Handle jump insns that are 219 PARALLEL. 220 2212000-12-27 Alexandre Oliva <aoliva@redhat.com> 222 223 * rtl.c (copy_most_rtx, shallow_copy_rtx): Copy frame_related 224 flag. 225 2262000-12-27 Bruce Korb <bkorb@gnu.org> 227 228 * fixinc/Makefile.in: fix for ancient Bourne shell 229 * fixinc/Makefile.BEOS: obsolete 230 * fixinc/Makefile.DOS: obsolete 231 * fixinc/fixincl.sh(LINKS): use `test -d' rather than `ls' for testing 232 2332000-12-27 Bernd Schmidt <bernds@redhat.com> 234 235 * sched-deps.c (get_condition, conditions_mutex_p): New functions. 236 (add_dependence): Use them to avoid adding unnecessary dependencies 237 between conditionally executed insns. 238 (sched_analyze_1, sched_analyze_2, sched_analyze_insn): Don't free 239 dependency lists if current insn is a COND_EXEC. 240 2412000-12-27 Geoffrey Keating <geoffk@redhat.com> 242 243 * config/rs6000/rs6000.md (define_attr "length"): Correct 244 calculation. 245 2462000-12-26 Kazu Hirata <kazu@hxi.com> 247 248 * config/h8300/h8300.c: Fix a comment typo. 249 (get_shift_alg): Fix a typo in the assembly code for 12-bit 250 ASHIFTRT in HImode. Do not output extra whitespace after one line 251 of assembly code. Output a tab after an opcode instead of a 252 space. 253 (emit_a_shift): Output a tab after an opcode instead of a space. 254 2552000-12-23 Marek Michalkiewicz <marekm@linux.org.pl> 256 257 * config/avr/avr.c (out_movqi_r_mr, out_movhi_r_mr, out_movsi_r_mr, 258 out_movsi_mr_r, out_movqi_mr_r, out_movhi_mr_r): Use %o instead of 259 %4 in output templates, do not modify operands passed by the caller. 260 2612000-12-23 Joseph S. Myers <jsm28@cam.ac.uk> 262 263 * builtins.def (BUILT_IN_LABS, BUILT_IN_LLABS, BUILT_IN_IMAXABS): 264 Don't define. 265 * builtins.c (expand_builtin): Don't handle BUILT_IN_LABS, 266 BUILT_IN_LLABS and BUILT_IN_IMAXABS. 267 * c-common.c (c_common_nodes_and_builtins): Use BUILT_IN_ABS for 268 builtin labs, llabs and imaxabs. 269 (expand_tree_builtin): Don't handle BUILT_IN_LABS, BUILT_IN_LLABS 270 and BUILT_IN_IMAXABS. 271 2722000-12-23 Joseph S. Myers <jsm28@cam.ac.uk> 273 274 * c-common.c (builtin_function_2): New function. 275 (c_common_nodes_and_builtins): Use it to define each pair (foo, 276 __builtin_foo) of builtins in one place. 277 2782000-12-22 Joseph S. Myers <jsm28@cam.ac.uk> 279 280 * gccbug.in: Add libgcj and preprocessor categories. 281 2822000-12-22 Bernd Schmidt <bernds@redhat.com> 283 284 * config/ia64/ia64.c (itanium_reorder): Only schedule stops in 285 the final scheduling pass. 286 2872000-12-22 Nick Clifton <nickc@redhat.com> 288 289 * config/arm/arm.h (struct machine_function): Add new field 290 'lr_save_eliminated'. 291 * config/arm/arm.c (arm_compute_save_reg_mask): Do not include the 292 link register if its save has been eliminated. 293 (output_arm_prologue): Mention if the save of the link register 294 has been eliminated. 295 (output_arm_epilogue): Rename 'live_regs_mask' to 296 'saved_regs_mask'. 297 Test 'saved_regs_mask' for the link register, not regs_ever_live. 298 (arm_expand_prologue): If the link register has not been saved set 299 lr_save_eliminated and emit a USE to prevent later passes from 300 scavenging it. 301 302 * dwarf2out_frame_debug_expr: Allow the (scratch) frame 303 pointer to be initialized from the stack pointer plus a 304 constant. 305 3062000-12-22 Bernd Schmidt <bernds@redhat.com> 307 308 * regrename.c (struct du_chain): New field "earlyclobber". 309 (enum scan_actions): Remove unused entry "note_reference". 310 (enum scan_actions_name): Likewise. 311 (note_sets, clear_dead_regs, merge_overlapping_regs): New static 312 functions. 313 (regrename_optimize): Use them to compute unavailable regs; get 314 rid of the more simpleminded code we used to have here. 315 Use a tick array to ensure registers are allocated in a more 316 round-robin way. Disable code that only optimizes registers 317 that were seen more than once. 318 (referenced_regs): Remove variable. 319 (scan_rtx_reg): New arg "earlyclobber". All callers changed. 320 Store its value in newly generated du_chain structures. 321 Add new du_chains at the end, not the start, of the list. 322 Don't handle the "note_reference" action. 323 (scan_rtx): New arg "earlyclobber". All callers changed. 324 (build_def_use): Lose code to keep track of referenced regs. 325 3262000-12-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 327 328 * Makefile.in (sched-deps.o, sched-rgn.o): Fix dependency typo. 329 330 * fp-bit.h (usi_to_float): Add prototype. 331 332 * i386.c (ix86_expand_builtin): Delete unused label. 333 334 * dwarf2out.c (file_info_cmp): Prototype. 335 (dwarf2out_line): Hide variable `old_in_use'. 336 337 * objc-act.c (objc_fatal): Delete. 338 339 * sched-vis.c (visualize_stall_cycles): Remove unused variable. 340 341 * system.h (getopt): Fix error in last change. 342 343 * varasm.c (assemble_trampoline_template): Constify. 344 3452000-12-22 Jason Merrill <jason@redhat.com> 346 347 * collect2.c (main): Use auto_demangling. 348 3492000-12-22 Alexandre Oliva <aoliva@redhat.com> 350 351 * function.c (assign_parms): Update parm's DECL_INCOMING_RTL 352 when optimizing PARALLEL to REG. 353 3542000-12-22 Graham Stott <grahams@redhat.com> 355 356 * reload.c (update_auto_inc_notes): New, broken out from ... 357 (find_reloads_address_1): ... use here, also correct possible 358 use of uninitialized reloadnum. 359 3602000-12-21 David O'Brien <obrien@FreeBSD.org> 361 362 * config/freebsd.h (LIB_SPEC): remove -kthread option. 363 3642000-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 365 366 * resource.c (mark_set_resources): Use MARK_SRC_DEST for 367 PRE_MODIFY and POST_MODIFY cases. 368 369 * rtlanal.c (side_effects_p): Handle PRE_MODIFY and POST_MODIFY. 370 3712000-12-22 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 372 373 * md.texi (Looping Patterns): New node. 374 3752000-12-21 Joseph S. Myers <jsm28@cam.ac.uk> 376 377 * gcc.texi, cpp.texi: Update last-updated dates. 378 3792000-12-21 Chandrakala Chavva <cchavva@redhat.com> 380 381 * varasm.c (output_addressed_constants): Use language specific 382 expander on unknown nodes. 383 3842000-12-21 Graham Stott <grahams@redhat.com> 385 386 * combine.c (distribute_notes): Handle REG_NON_LOCAL_GOTO notes. 387 3882000-12-21 Bernd Schmidt <bernds@redhat.com> 389 390 * Makefile.in (out_object_file): Depend on sched-int.h. 391 * rtl.h (single_set_1): New macro. 392 (single_set_2): Renamed from single_set_1 and extra argument added. 393 * rtlanal.c (single_set_2): Likewise. 394 395 * config/ia64/ia64-protos.h (get_bundle_name, ia64_issue_rate, 396 ia64_adjust_cost, ia64_sched_init, ia64_sched_finish, 397 ia64_sched_reorder, ia64_sched_reorder2, ia64_variable_issue): 398 Declare. 399 * config/ia64/ia64.c: Include "sched-int.h". 400 (hard_regno_rename_ok): Also disallow renaming from the various 401 reg_save_* regs. 402 (ia64_safe_itanium_requiers_unit0, ia64_safe_itanium_class, 403 ia64_safe_type, init_insn_group_barriers, group_barrier_needed_p, 404 safe_group_barrier_needed_p, fixup_errata): New static functions. 405 (rtx_needs_barrier): Handle bundle selector and cycle display 406 insns. 407 (emit_insn_group_barriers): Accept additional FILE * arg. All 408 callers changed. Rework to only generate stop bits between 409 basic blocks that haven't been inserted by scheduling. 410 (struct bundle, struct ia64_packet): New structures. 411 (NR_BUNDLES, NR_PACKETS): New macros. 412 (bundle, packets, type_names): New static arrays. 413 (ia64_final_schedule): New variable. 414 (ia64_single_set, insn_matches_slot, ia64_emit_insn_before, 415 gen_nop_type, finish_last_head, rotate_one_bundle, rotate_two_bundles, 416 cycle_end_fill_slots, packet_matches_p, get_split, find_best_insn, 417 find_best_packet, itanium_reorder, dump_current_packet, schedule_stop): 418 New static functions. 419 (ia64_issue_rate, ia64_sched_init, ia64_sched_reorder, 420 ia64_sched_finish, ia64_sched_reorder2, ia64_variable_issue): New 421 functions. 422 (ia64_reorg): Perform a final scheduling pass. 423 * config/ia64/ia64.h (CONST_COSTS): Slightly increase SYMBOL_REF costs. 424 (MAX_CONDITIONAL_EXECUTE, ADJUST_COST, ISSUE_RATE, MD_SCHED_INIT, 425 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_FINISH, 426 MD_SCHED_VARIABLE_ISSUE): Define macros. 427 (ia64_final_schedule): Declare variable. 428 * config/ia64/ia64.md (attr itanium_class): Add some more classes. 429 (attr type): Account for them. 430 (itanium_requires_unit0): New attribute. 431 (function units): Rewrite. 432 (some splitters): Don't create scheduling barriers here. 433 (gr_spill_internal, gr_restore_internal): Don't predicate the 434 pseudo-op. 435 (nop_m, nop_i, nop_f, nop_b, nop_x, cycle_display, cycle_display_1, 436 bundle_selector): New patterns. 437 (insn_group_barrier): Now has an operand. 438 4392000-12-21 DJ Delorie <dj@redhat.com> 440 441 * dwarf2out.c (simple_decl_align_in_bits): new 442 (field_byte_offset): Try both the type align and the 443 decl align, use whichever works, preferring the type align. 444 4452000-12-21 Joseph S. Myers <jsm28@cam.ac.uk> 446 447 * gccbug.in: Fix typo. 448 4492000-12-20 Benjamin Kosnik <bkoz@redhat.com> 450 451 * Makefile.in (gcc_gxx_target_include_dir): Use instead of 452 build_tooldir and libstdcxx_incdir. 453 4542000-12-20 Robert Lipe <robertlipe@usa.net> 455 456 * haifa-sched.c (schedule_block): Provide empty source statement 457 if not MD_SCHED_REORDER2. 458 4592000-12-20 Richard Henderson <rth@redhat.com> 460 461 * rtl.h (REG_NON_LOCAL_GOTO): New. 462 * rtl.c (reg_note_name): Update. 463 * stmt.c (expand_goto): Emit a REG_NON_LOCAL_GOTO note. 464 * builtins.c (expand_builtin_longjmp): Likewise. 465 * flow.c (make_edges): Check for REG_NON_LOCAL_GOTO and do 466 not emit an edge. 467 4682000-12-20 Marek Michalkiewicz <marekm@linux.org.pl> 469 470 * config/avr/avr.c (out_movsi_r_mr, out_movsi_mr_r, out_movhi_mr_r): 471 Do not output undefined opcodes where source or destination register 472 overlaps with modified pointer register. Handle (X + d) addresses. 473 * config/avr/avr.md (*movhi, *movsi, *movsf): Correct insn length 474 in alternatives with memory operand. 475 4762000-12-20 Richard Henderson <rth@redhat.com> 477 478 * c-typeck.c (build_asm_stmt): New, broken out from ... 479 (c_expand_asm_operands): ... here. Just do rtl expansion. 480 (c_expand_return): Return the new stmt node. 481 (c_start_case, do_case): Likewise. 482 * c-common.c (c_expand_expr_stmt): Likewise. 483 * c-common.h: Update declarations. 484 * c-tree.h: Likewise. 485 * c-semantics.c (build_stmt): Use STMT_LINENO not TREE_COMPLEXITY. 486 * c-parse.in (fndef): Set DECL_SOURCE_LINE to the open brace. 487 (nested_function, notype_nested_function): Likewise. 488 (compstmt): Return the compound statement not the binding level. 489 (lineno_labeled_stmt): Simplify. 490 (lineno_stmt, lineno_label): Set STMT_LINENO. 491 (stmt, label): Return the new stmt node. 492 4932000-12-20 Bernd Schmidt <bernds@redhat.com> 494 495 * Makefile.in (OBJS): Add sched-ebb.o. 496 (sched-ebb.o): New rule. 497 (sched-vis.o): Depend on hard-reg-set.h and $(BASIC_BLOCK_H). 498 (haifa-sched.o): Depend on insn-flags.h. 499 * haifa-sched.c: Include "insn-flags.h". 500 (priority): Don't access BLOCK_NUM, use the new contributes_to_priority 501 callback. 502 * rtl.h (schedule_ebbs): Declare. 503 * sched-int.h (struct sched_info): Add new members 504 contributes_to_priority and compute_jump_reg_dependencies. 505 * sched-rgn.c (contributes_to_priority, compute_jump_reg_dependencies): 506 New functions. 507 (region_sched_info): Add them. 508 * sched-vis.c: Include "hard-reg-set.h" and "basic-block.h". 509 * sched-ebb.c: New file. 510 * sched-deps.c (sched_analyze_insn): Add code to handle JUMP_INSNs. 511 512 * flow.c (ior_reg_cond, and_reg_cond, elim_reg_cond): Properly 513 handle all relational operators. 514 5152000-12-20 Alexandre Oliva <aoliva@redhat.com> 516 517 * final.c (output_addr_const): Use ASM_OUTPUT_SYMBOL_REF. 518 * tm.texi: Document it. 519 5202000-12-19 Benjamin Kosnik <bkoz@redhat.com> 521 522 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Use build_tooldir 523 instead of gcc_tooldir. 524 5252000-12-19 John David Anglin <dave@hiauly1.hia.nrc.ca> 526 527 * system.h (getopt): Update prototype to match include/getopt.h. 528 5292000-12-19 John David Anglin <dave@hiauly1.hia.nrc.ca> 530 531 From Jeff Law. 532 * pa.c (basereg_operand): Simplify. 533 5342000-12-19 Bernd Schmidt <bernds@redhat.co.uk> 535 536 * haifa-sched.c (rm_line_notes): Arguments are now head and tail, 537 not block number. All callers and prototype changed. 538 (set_priorities): Likewise. 539 (save_line_notes): Add head and tail arguments; all callers and 540 prototype changed. 541 (restore_line_notes): Likewise. Don't crash on insns generated 542 during scheduling. 543 (schedule_block): Don't use BLOCK_HEAD/BLOCK_END macros. 544 Call MD_SCHED_INIT with additional argument. 545 When starting a new cycle, emit cycle_display insns if available. 546 Don't stop scheduling when encountering a JUMP_INSN, but add another 547 call to schedule_more_p in the inner loop. 548 Call MD_SCHED_REORDER2 after scheduling an insn. 549 Call MD_SCHED_FINISH once all insns are scheduled. 550 (sched_init): Compensate for the fact that get_block_head_tail 551 doesn't include leading notes. 552 * sched-deps.c (free_deps): Free vectors here. 553 * sched-rgn.c (compute_block_backward_dependencies): Not here. 554 (last_was_jump): New static variable. 555 (schedule_more_p): Test it. 556 (init_ready_list): Initialize it. 557 (can_schedule_ready_p): Set it if we have a JUMP_INSN. 558 559 * config/i386/i386.h (MD_SCHED_INIT): Add new arg. 560 * config/m32r/m32r.h (MD_SCHED_INIT): Add new arg. 561 * config/sparc/sparc.h (MD_SCHED_INIT): Add new arg. 562 563 * md.texi (cycle_display): Document. 564 * tm.texi (MD_SCHED_INIT): Document new arg. 565 (MD_SCHED_FINISH, MD_SCHED_REORDER2): Document. 566 567 * flow.c (ior_reg_cond, nand_reg_cond, not_reg_cond): Rewrite 568 to use different representation. All callers changed. 569 (and_reg_cond): Renamed from nand_reg_cond; caller changed. 570 (init_propagate_block_info): Don't test flags to determine 571 whether to compute conditional lifetimes. 572 Adjust code for new representation of conditional lifetimes. 573 (mark_regno_cond_dead): Similar adjustment. 574 (free_reg_cond_life_info): Similar adjustment. 575 (elim_reg_cond): New function. 576 (flush_reg_cond_1): Use it. 577 5782000-12-19 Catherine Moore <clm@redhat.com> 579 580 * reload1.c (reload_combine): Take multi-hard-regs into account 581 when processing CALL_INSN_FUNCTION_USAGE. 582 5832000-12-19 Joseph S. Myers <jsm28@cam.ac.uk> 584 585 * invoke.texi (-print-search-dirs): Make references to cpp refer 586 to cpp0 instead. 587 5882000-12-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 589 590 * fold-const.c (tree_expr_nonnegative_p): Treat truth values as 591 non-negative. 592 593Tue Dec 19 00:37:08 2000 J"orn Rennecke <amylaar@redhat.com> 594 595 * reload.c (push_reload): When using a dying register for the reload 596 register in an in-out reload, use outmode if wider than inmode. 597 5982000-12-19 Joseph S. Myers <jsm28@cam.ac.uk> 599 600 * config/d30v/d30v.h (EXIT_BODY): Update comment. 601 6022000-12-18 Joseph S. Myers <jsm28@cam.ac.uk> 603 604 * config.gcc (*-*-linux*): Don't define HAVE_ATEXIT or BSTRING. 605 * tm.texi (EXIT_BODY): Update documentation. 606 * config/freebsd.h, config/netware.h, config/arm/coff.h, 607 config/arm/conix-elf.h, config/arm/unknown-elf.h, 608 config/d30v/d30v.h, config/mcore/mcore.h, config/pj/pj.h, 609 sparc/sp86x-aout.h: Remove definitions of HAVE_ATEXIT (some 610 commented out) and associated comments. 611 6122000-12-18 Joseph S. Myers <jsm28@cam.ac.uk> 613 614 * c-common.c (STD_C9L, ADJ_STD): Define. 615 (printf_length_specs, scanf_length_specs): Mark "ll" as standard 616 STD_C9L. 617 (T99_LL): Rename to T9L_LL. 618 (T99_ULL): Rename to T9L_ULL. 619 (print_char_table, scan_char_table): Use T9L_LL and T9L_ULL 620 instead of T99_LL and T99_ULL. 621 (check_format_info_main): Use ADJ_STD on all format standard 622 versions being compared. 623 * c-common.h: Declare warn_long_long. 624 * c-tree.h: Don't declare warn_long_long. 625 6262000-12-18 Joseph S. Myers <jsm28@cam.ac.uk> 627 628 * COPYING: Update to current 629 ftp://ftp.gnu.org/pub/gnu/Licenses/COPYING-2.0 (fixes references 630 to 19yy as example year in copyright notice). 631 6322000-12-18 Neil Booth <neil@daikokuya.demon.co.uk> 633 634 * c-lex.c (cb_file_change): Treat in_system_header as strictly 635 boolean (0 or 1). 636 6372000-12-18 Neil Booth <neil@daikokuya.demon.co.uk> 638 639 * cppmain.c: Update print.lineno with -P. 640 6412000-12-18 Neil Booth <neil@daikokuya.demon.co.uk> 642 643 * c-lex.c: s/change_file/file_change. 644 * cpplib.h: Similarly. 645 * cppmain.c: Similarly. 646 * fix-header.c: Similarly. 647 * cppfiles.c (stack_include_file): Pass the buffer location and 648 size to cpp_push_buffer. Generate the file_change callback, 649 so that sysp is already set. 650 * cpphash.h: Add _cpp_do_file_change. 651 * cpplib.c (do_line): Set buffer->sysp directly. Generate the 652 file_change callback after setting sysp. 653 (_cpp_do_file_change): Handle FC_ENTER and the FC_RENAME exception 654 here. 655 (cpp_push_buffer): Don't generate a callback. Clear sysp. 656 (cpp_pop_buffer): Clean up logic. 657 6582000-12-18 Benjamin Kosnik <bkoz@redhat.com> 659 660 * configure.in (gcc_gxx_include_dir): Simplify. 661 (libstdcxx_incdir): Export. 662 * configure: Regenerate. 663 * Makefile.in (PREPROCESSOR_DEFINES): Add in 664 GPLUSPLUS_TOOL_INCLUDE_DIR bits here.. 665 (libstdcxx_incdir): Add. 666 * cppdefault.c (GPLUSPLUS_TOOL_INCLUDE_DIR): Add search path. 667 6682000-12-18 Neil Booth <neil@daikokuya.demon.co.uk> 669 670 * c-lex.c (lex_lineno): Remove. 671 (init_c_lex, c_lex): Remove lex_lineno. 672 (cb_change_file): Update lineno correctly, both before calling 673 push_srcloc and before leaving the function. 674 (cb_def_pragma): Set lineno before outputting diagnostics. 675 676Sun Dec 17 18:45:41 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 677 678 * print-tree.c (print_node): Print DECL_USER_ALIGN and TYPE_USER_ALIGN. 679 Print TYPE_MIN_VALUE and TYPE_MAX_VALUE for REAL_TYPE. 680 Use print_node_brief to print bounds. 681 6822000-12-17 Neil Booth <neil@daikokuya.demon.co.uk> 683 684 * cpplib.h (struct cpp_reader): Remove references to string_pool 685 and temp_string_pool. 686 * cppinit.c (cpp_create_reader, cpp_cleanup): Similarly; using 687 ident_pool in place. 688 * cpplex.c (parse_number, unescaped_terminator_p, parse_string, 689 save_comment, cpp_token_as_text): Similarly. 690 * cpplib.c (do_define, glue_header_name, parse_assertion): Similarly. 691 * cppmacro.c (make_number_token, builtin_macro, lock_pools, 692 unlock_pools, stringify_arg, paste_tokens): Similarly. 693 694Sun Dec 17 12:41:48 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 695 696 * dwarf2out.c (loc_descriptor_from_tree, case NOP_EXPR): New case. 697 (loc_descriptor_from_tree, case CONVERT_EXPR): Likewise. 698 (loc_descriptor_from_tree, case NON_LVALUE_EXPR): Likewise. 699 7002000-12-17 Richard Earnshaw <rearnsha@arm.com> 701 702 * Makefile.in (check-po): Use $(MAKE). 703 (risky-stage1, risky-stage2, risky-stage3, risky-stage4): Likewise. 704 7052000-12-17 Neil Booth <neil@daikokuya.demon.co.uk> 706 707 * cppmain.c (check_multiline_token): New function. 708 (scan_buffer): Use it. 709 (cb_change_file): Restructure to avoid warning. 710 * cpperror.c (print_location): Initialize col. 711 7122000-12-14 Philipp Thomas <pthomas@suse.de> 713 714 * protoize.c (main): Correctly set locale categories. 715 * gcc.c (main): Likewise. 716 * cppmain.c (general_init): Likewise. 717 * toplev.c (main): Likewise. 718 * gcov.c (main): Likewise. 719 * collect2.c (main): Likewise. 720 7212000-12-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 722 723 * c-common.c (c_common_nodes_and_builtins): Create a 724 cstring_endlink, use it. Rename int_ftype_string_string to 725 int_ftype_cstring_cstring, string_ftype_string_int to 726 string_ftype_cstring_int, and string_ftype_string_string to 727 string_ftype_cstring_cstring. Prefer sizetype_endlink and 728 int_endlink to manually recreating them. Fix the prototype 729 set for __builtin_strspn/__builtin_strcspn. 730 7312000-12-12 Marek Michalkiewicz <marekm@linux.org.pl> 732 733 * config/avr/avr.c (out_set_stack_ptr): Update comment. 734 (print_operand): Add support for %~ and %o. 735 7362000-12-17 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 737 738 * c4x.h: Add ASM_OUTPUT_DEF definition for bounded pointer code. 739 7402000-12-17 Neil Booth <neil@daikokuya.demon.co.uk> 741 742 * c-lex.c: Move main_input_filename handling to FC_ENTER. Clean up. 743 * cpperror.c (print_containing_files): Get right line number. 744 (print_location): Output column of 1 if 0. 745 * cppfiles.c (stack_include_file): cpp_push_buffer handles 746 the callback. 747 * cpphash.h (_cpp_do_file_change): No longer external. 748 * cpplib.c (do_file_change): Now local to cpplib.c. 749 (do_line): Fake a buffer stack for preprocessed files. 750 (cpp_push_buffer): Create a file_change callback. Handle faked 751 buffers. 752 (cpp_pop_buffer): Similarly. 753 * cpplib.h: BUF_FAKE: New buffer type. 754 * cppmain.c: Update to handle correct file renaming where a 755 #line is the first line of the main file, and produce only 756 the renamed file, not the original file, as output. 757 7582000-12-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 759 760 * config/c4x/c4x.md: Remove redundant @s from output patterns. 761 7622000-12-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 763 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 764 765 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Call c4x_init_pragma. 766 767 * config/c4x/c4x-protos.h (c4x_init_pragma): New prototype. 768 769 * config/c4x/c4x.c (c4x_init_pragma): New function. 770 (c_lex_func): New variable. 771 (c4x_parse_pragma): Use c_lex_func. 772 7732000-12-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 774 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 775 776 * config/c4x/c4x.h (MD_INIT_BUILTINS): Add void_list_node argument 777 to c4x_init_builtins. 778 779 * config/c4x/c4x-protos.h (c4x_init_builtins): Add tree argument. 780 781 * config/c4x/c4x.c (c4x_init_builtins): Add tree argument. 782 (c4x_output_ascii): Fix. 783 7842000-12-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 785 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 786 787 * config/c4x/c4x.h (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Define. 788 789 * config/c4x/c4x-protos.h (c4x_init_builtins): New prototype. 790 (c4x_expand_builtin): Likewise. 791 792 * config/c4x/c4x.c (c4x_init_builtins): New function. 793 (c4x_expand_builtin): Likewise. 794 795 * config/c4x/c4x.md (floatunsqihf2): New pattern. 796 (*floatqihf2_set, *fixhfqi_set, fix_trunchfqi2): Likewise. 797 (fixuns_trunchfqi2, toieee, frieee, *ldhf_conditional): Likewise. 798 (*ldhf_conditional_noov, movhfcc, trap, cond_trap_cc): Likewise. 799 (*toieee_movqf_clobber, *frieee_movqf_clobber): Likewise. 800 8012000-12-17 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 802 803 * libgcc2.h: Use Wtype for SItype and DWtype for DItype in prototypes. 804 * libgcc2.c (__absvsi2): Use Wtype and DWtype. 805 (__absvdi2, __addvsi3, __addvdi3, __subvsi3): Likewise. 806 (__subvdi3, __mulvsi3, __mulvdi3, __negvsi2, __negvdi2): Likewise. 807 8082000-12-16 Alexandre Oliva <aoliva@redhat.com> 809 810 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Enclose the block 811 statement in do/while(0). 812 813Sat Dec 16 19:56:24 MET 2000 Jan Hubicka <jh@suse.cz> 814 815 * i386.md (ashrsi3_cmpno, ashrhi3_cmpno, ashrqi3_cmpno, lshrsi3_cmpno, 816 lshrhi3_cmpno): Remove redundant '@' from the template. 817 818 * i386.md (cmpstrsi_1): Fix type of the compare. 819 820 * genattrtab.c (attr_rtx_cost): New function. 821 (simplify_test_exp): Avoid overactive inlining; use temporary 822 obstacks for tests. 823 824Sat Dec 16 10:41:11 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 825 826 * diagnostic.c (finish_abort): Deleted. 827 (fatal): Add code from finish_abort. 828 (error_recursion, fancy_abort): Call fatal, not finish_abort. 829 (trim_filename): Remove leading "../". 830 * diagnostic.h (finish_abort): Deleted. 831 * toplev.c (crash_signal): Call fatal, not finish_abort. 832 833 * stor-layout.c (place_field): Treat overflowing DECL_SIZE_UNIT 834 as if size were variable. 835 836 * expmed.c (expand_mult): Write REG_EQUAL note with proper mode. 837 8382000-12-16 Neil Booth <neil@daikokuya.demon.co.uk> 839 840 * tradcpp.c: T_WARNING: New. 841 (do_warning): New function. 842 (finclude): Skip past the newline and increase the line number 843 before calling output_line_command. 844 (do_line): Skip the new line after output_line_command. Don't 845 pre-decrement the line number. 846 8472000-12-15 Diego Novillo <dnovillo@redhat.com> 848 849 * i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix references to 850 _GLOBAL_OFFSET_TABLE_ when using Intel syntax. 851 8522000-12-15 Jakub Jelinek <jakub@redhat.com> 853 854 * gcc.c (cpp_options): Pass -fno-operator-names. 855 * cpplib.h (struct cpp_options): Add operator_names. 856 * cppinit.c (cpp_create_reader): Initialize it. 857 (initialize_builtins): If -fno-operator-names, don't add 858 C++ alternate operator names. 859 (COMMAND_LINE_OPTIONS): Add -fno-operator-names. 860 (cpp_handle_option): Clear operator_names. 861 8622000-12-15 Jason Merrill <jason@redhat.com> 863 864 * jump.c (jump_optimize_1): Don't delete the line note after the 865 prologue even if it seems redundant. 866 867 * config/arm/arm.c (arm_expand_prologue): Set RTX_FRAME_RELATED_P 868 on all insns used to adjust the stack. 869 870Fri Dec 15 15:32:16 MET 2000 Jan Hubicka <jh@suse.cz> 871 872 * combine.c (cant_combine_insn_p): Get around SUBREGs when determining 873 hardreg<->reg moves. 874 875Fri Dec 15 14:48:37 MET 2000 Jan Hubicka <jh@suse.cz> 876 877 * genrecog.c (add_to_sequence): Remove special case for 878 const_int_operand. 879 (maybe_both_true): Return 1 when falling out of sequence when 880 trying to find common position in the pattern. 881 882Fri Dec 15 14:44:51 MET 2000 Jan Hubicka <jh@suse.cz> 883 884 * integrate.c (copy_rtx_and_substitute): Copy mode too. 885 886Fri Dec 15 14:11:57 MET 2000 Jan Hubicka <jh@suse.cz> 887 888 * flow.c (notice_stack_pointer_modification_1): Cleanup. 889 8902000-12-15 Alexandre Oliva <aoliva@redhat.com> 891 892 * function.c (adjust_trampoline_addr): New function. 893 (trampoline_address): Call it instead of round_trampoline_addr(). 894 * tm.texi (TRAMPOLINE_ADJUST_ADDRESS): Document it. 895 8962000-12-14 Zack Weinberg <zack@wolery.stanford.edu> 897 898 * cppfiles.c (hack_vms_include_specification): Delete function 899 (not used since 1998). 900 901Fri Dec 15 03:37:51 2000 J"orn Rennecke <amylaar@redhat.com> 902 903 * haifa-sched.c (sched_init): Don't put a note in front of any BARRIER. 904 9052000-12-14 Jim Wilson <wilson@redhat.com> 906 907 * alias.c (get_alias_set): Call record_component_aliases for 908 COMPLEX_TYPE. 909 (record_component_aliases): Handle COMPLEX_TYPE. 910 9112000-12-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 912 913 * fixinc/gnu-regex.c: Disable NLS. 914 9152000-12-14 Richard Henderson <rth@redhat.com> 916 917 * config/alpha/alpha.c (alpha_emit_conditional_move): Do not swap 918 comparison operands when that would create non-canonical rtl. 919 920 * config/i386/i386.md (umulsi3_highpart): Remove * from name. 921 (smulsi3_highpart): Likewise. 922 9232000-12-14 Neil Booth <neil@daikokuya.demon.co.uk> 924 925 * gcc.c (cpp_options): Add -remap. 926 9272000-12-14 Neil Booth <neil@daikokuya.demon.co.uk> 928 929 * gcc.c (cpp_options): Update to use '&'. 930 (struct switchstr): Change type of validated to save space. 931 New member 'ordering'. 932 (handle_braces, validate_switches): Update to handle '&'. 933 9342000-12-13 Laurynas Biveinis <lauras@softhome.net> 935 936 * fixinc/inclhack.def: skip stdio_va_list fix if __DJ_va_list 937 found in a header. 938 * fixinc/fixincl.x: regenerated. 939 9402000-12-13 DJ Delorie <dj@redhat.com> 941 942 * config.gcc (cygwin, win32, mingw32): Use float-i386.h. 943 9442000-12-13 Tom Tromey <tromey@redhat.com> 945 946 * gcc.c (handle_braces): Handle %{<S*} spec correctly. 947 9482000-12-13 Alexandre Oliva <aoliva@redhat.com> 949 950 * function.c (assign_parms): Optimize incoming PARALLELs into 951 REGs if possible. 952 9532000-12-13 Bruce Korb <bkorb@gnu.org> 954 955 * fixinc/Makefile.in(*): substantial rewrite to accommodate systems 956 that cannot handle bi-directional pipes, viz. BeOS and DOS. 957 * fixinc/fixlib.h(IGNORE_ARG): new macro 958 (STATIC): define for all of fixinc to use 959 * fixinc/fixfixes.c(*): eliminate unused arg warnings 960 * fixinc/fixtests.c(*): ditto 961 * fixinc/fixincl.c(start_fixer): chain_open now uses const arg list 962 * fixinc/gnu-regex.c: reorder some includes to avoid _GNU_SOURCE 963 warning. Also, eliminate the ``#ifdef emacs'' stuff. 964 (re_syntax_options): make global as it is declared so. 965 * fixinc/mkfixinc.sh: process the argument list more consistently 966 (beos/msdosdjgpp): set TARGETS to twoprocess vs. oneprocess 967 * fixinc/procopen.c(globals): include "fixlib.h" for std defs 968 * fixinc/server.c(globals): ditto 969 * fixinc/server.h(defines): ditto 970 9712000-12-13 Neil Booth <neil@daikokuya.demon.co.uk> 972 973 * tradcpp.c (special_symbol): Improve test for definedness, 974 though it is still not perfect. 975 (do_define): Don't define illegal macro names. 976 9772000-12-07 Aldy Hernandez <aldyh@redhat.com> 978 979 * config/mips/elf.h (ASM_OUTPUT_SECTION_NAME): emit @nobits 980 if changing into .bss section. 981 * config/mips/elf64.h: same. 982 * config/mips/iris6.h: same. 983 * config/mips/netbsd.h: same. 984 * config/mips/openbsd.h: same. 985 9862000-12-13 Neil Booth <neil@daikokuya.demon.co.uk> 987 988 * cppfiles.c (read_name_map): Return null if open () fails. 989 (remap_filename): Simplify logic. Add ICE if it doesn't work 990 as expected. Perform secondary lookup attempt on base filename 991 only. 992 993Wed Dec 13 19:48:04 MET 2000 Jan hubicka <jh@suse.cz> 994 995 * flow.c (notice_stack_pointer_modification_1): Notice midifications 996 using PRE_MODIFY and POST_MODIFY. 997 998Wed Dec 13 17:25:32 MET 2000 Jan Hubicka <jh@suse.cz> 999 1000 * genoutput.c (process_template): Add sanity checking for '@' templates. 1001 10022000-12-13 Bernd Schmidt <bernds@redhat.co.uk> 1003 1004 * simplify-rtx.c (cselib_finish): Free reg_values and used_regs 1005 varrays. 1006 10072000-12-12 Mike Stump <mrs@wrs.com> 1008 1009 * Makefile.in (distclean): Remove safe-ctype.c as well. 1010 10112000-12-12 Brad Lucier <lucier@math.purdue.edu> 1012 1013 * tradcpp.c (do_error): Cast difference of pointers to int 1014 for error message. 1015 10162000-12-12 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 1017 1018 * config/rs6000/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Move from here... 1019 * config/rs6000/sysv4.h (HANDLE_PRAGMA_PACK_PUSH_POP): ...to here. 1020 10212000-12-12 Jim Wilson <wilson@redhat.com> 1022 1023 * rtlanal.c (may_trap_p): Check operand modes of LE, LT, GE, and GT. 1024 10252000-12-12 Alexandre Oliva <aoliva@redhat.com> 1026 1027 * configure.in: Simplify language enabling/disabling code. 1028 * configure: Rebuilt. 1029 * ch/config-lang.in (target_libs): Set. 1030 (build_by_default): Set to no. 1031 * cp/config-lang.in (target_libs): Set. 1032 * f/config-lang.in (target_libs): Set. 1033 * java/config-lang.in (target_libs): Set. 1034 * objc/config-lang.in (target_libs): Set. 1035 10362000-12-12 Neil Booth <neil@daikokuya.demon.co.uk> 1037 1038 * tradcpp.c (enum node_type): Add T_ERROR. 1039 (do_error): New function. 1040 (directive_table): Add #error handler. 1041 10422000-12-12 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 1043 1044 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Enable .file/.loc check 1045 for powerpc*-*-*. 1046 * configure: Regenerated. 1047 * config/rs6000/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define. 1048 * config/rs6000/rs6000.c (rs6000_unique_section): Use 1049 STRIP_NAME_ENCODING. 1050 1051Mon Dec 11 13:51:09 2000 Jeffrey A Law (law@cygnus.com) 1052 1053 * pa.c (cmpib_comparison_operator): Remove GEU and LTU. 1054 * pa.h (PREDICATE_CODES, cmpib_comparison_operator): Corresponding 1055 changes. 1056 10572000-12-11 Bruce Korb <bkorb@gnu.org> 1058 1059 * fixinc/fixincl.tpl: initialize all fields for warnings 1060 * fixinc/fixincl.x: regenerate 1061 10622000-12-11 Neil Booth <neilb@earthling.net> 1063 1064 * tradcpp.h: For tradcpp, NUL is not whitespace. 1065 10662000-12-11 Neil Booth <neilb@earthling.net> 1067 1068 * fix-header.c (read_scan_file): Macro expansion is not a file buffer. 1069 10702000-12-05 Marek Michalkiewicz <marekm@linux.org.pl> 1071 1072 * config/avr/avr.c (compare_condition, compare_sign_p): New functions. 1073 (compare_diff_p, compare_eq_p): Call compare_condition. 1074 (out_tsthi, out_tstsi): Call compare_sign_p. 1075 (avr_progmem_p): Check for error_mark_node. 1076 10772000-12-11 Neil Booth <neilb@earthling.net> 1078 1079 * cpperror.c (print_location): New function. 1080 (print_containing_files): Simplify. 1081 (_cpp_begin_message): Simplify and use print_location. 1082 * cppfiles.c (stack_include_file): Update. 1083 (_cpp_pop_file_buffer): Update. 1084 * cpphash.h (struct cpp_buffer): New members 1085 include_stack_listed and type. 1086 * cpplib.c (_cpp_handle_directive): Buffer->inc is not null. 1087 (run_directive): Take buffer type. cpp_push_buffer cannot fail. 1088 (_cpp_do__Pragma, cpp_define, _cpp_define_builtin, cpp_undef, 1089 handle_assertion): Update. 1090 (cpp_push_buffer): Take a buffer type and file name. 1091 (cpp_pop_buffer): Update. Clear include_stack_listed. 1092 * cpplib.h (input_stack_listing_current): Remove. 1093 (enum cpp_buffer_type): New. 1094 (cpp_push_buffer): New prototype. 1095 * cppmacro.c (builtin_macro): Simplify; buffer cannot be null. 1096 * fix-header.c (read_scan_file): Update. 1097 10982000-12-10 Robert Lipe <robertlipe@usa.net> 1099 1100 * install.texi (i*86-*-sco3.2v5*): Remove information duplicated 1101 in html version. 1102 11032000-12-10 Richard Henderson <rth@redhat.com> 1104 1105 * genrecog.c (find_operand): Handle 'V' format code. 1106 (find_matching_operand): New. 1107 (validate_pattern): Accept '=' for an in-out operand if there 1108 is another operand with a matching constraint. 1109 1110 * config/i386/i386.md (andqi_ext_0_cc): Use matching constraint 1111 for op1 to op0. 1112 11132000-12-10 Richard Henderson <rth@redhat.com> 1114 1115 * genrecog.c (validate_pattern) [STRICT_LOW_PART]: Fix thinko. 1116 11172000-12-09 Richard Henderson <rth@redhat.com> 1118 1119 * genrecog.c (validate_pattern): Verify that ZERO_EXTRACT and 1120 STRICT_LOW_PART as SET_DEST have in-out constraints. 1121 11222000-12-09 Joseph S. Myers <jsm28@cam.ac.uk> 1123 1124 * c-common.c (check_function_format): Don't suggest adding format 1125 attributes to functions with no parameter to which to add them. 1126 11272000-12-09 Nick Clifton <nickc@redhat.com> 1128 1129 * config/arm/arm.c (arm_expand_prologue): Mark the generated 1130 insn not the set as being DWARF2_FRAME_RELATED_P. 1131 11322000-12-09 Laurynas Biveinis <lauras@softhome.net> 1133 1134 * Makefile.in: use $(build_exeext) for all build 1135 system executable targets. 1136 11372000-12-09 Laurynas Biveinis <lauras@softhome.net> 1138 1139 * install.texi: remove i[345]86-*-winnt3.5 section. 1140 * configur.bat: removed. 1141 * config/msdos: directory removed. 1142 11432000-12-09 Neil Booth <neilb@earthling.net> 1144 1145 * cppfiles.c (NEVER_REREAD, DO_NOT_REREAD): Move from cpphash.h. 1146 * cpphash.h (NEVER_REREAD, DO_NOT_REREAD, ABSOLUTE_PATH): Delete. 1147 * cpplex.c (parse_identifier): Improve diagnostic. 1148 (_cpp_lex_token): Return unconditionally at the end of a directive. 1149 * cpplib.c (read_flag): Verify legality of each flag. 1150 (end_directive): Resotre pfile->skipping before skip_rest_of_line. 1151 (do_line): Use the new read_flag. 1152 * cppmacro.c (struct cpp_macro, parse_arg, replace_args, 1153 check_macro_redefinition, parse_params): Rename var_args to 1154 variadic. 1155 11562000-12-09 Joseph S. Myers <jsm28@cam.ac.uk> 1157 1158 * .cvsignore: Add info files. 1159 11602000-12-08 Laurynas Biveinis <lauras@softhome.net> 1161 1162 * config/winnt: Remove obsolete directory. 1163 * install.texi (Configurations): Remove obsolete documentation for 1164 Windows NT. 1165 11662000-12-08 Joseph S. Myers <jsm28@cam.ac.uk> 1167 1168 * configure.in: Don't define INSTALL_INFO. 1169 * configure: Regenerate. 1170 * Makefile.in (INSTALL_INFO): Remove. 1171 (info): Depend on info files in source directory. 1172 (cpp.info, gcc.info, c-tree.info): Build info files in source 1173 directory. 1174 (distclean): Don't remove info files. 1175 (maintainer-clean): Remove info files from source directory. 1176 (install-normal): Depend on install-info. 1177 (install-info): Install info files from source directory, if they 1178 exist. 1179 * texinfo.tex: Update to version 2000-11-09.08 from ftp.gnu.org. 1180 11812000-12-08 Alexandre Oliva <aoliva@redhat.com> 1182 1183 * lcm.c (optimize_mode_switching): Check whether an insn is a NOTE 1184 before taking its NOTE_LINE_NUMBER. 1185 11862000-12-08 Nick Clifton <nickc@redhat.com> 1187 1188 * config/arm/arm.md (load_indirect_jump): Add pool ranges. 1189 1190 * extend.texi: Document ARM "interrupt" function attribute. 1191 Mention that the ARM also support the "naked" function 1192 attribute. 1193 1194 * config/arm/arm-protos.h (arm_current_func_type): Add 1195 prototype. 1196 1197 * config/arm/arm.h (EXCEPTION_LR_REGNUM): Define. 1198 (struct machine_function): Add 'func_type' field. 1199 Define bit values for 'func_type' field. 1200 (ARM_FUNC_TYPE): New macro. 1201 (IS_INTERRUPT): New macro. 1202 (IS_VOLATILE): New macro. 1203 (IS_NAKED): New macro. 1204 (IS_NESTED): New macro. 1205 (ARM_INITIAL_ELIMINATION_OFFSET): Use IS_VOLATILE. 1206 1207 * config/arm/arm.c (isr_attribute_args): New Structure. A 1208 list of "interrupt" function attribute modifiers. 1209 (arm_isr_value): New Function: Returns the type of the current 1210 interrupt function. 1211 (arm_compute_func_type): New Function: Computes the type of 1212 the current function. 1213 (arm_current_func_type): New Function: Returns the type of the 1214 current function. 1215 (use_return_insn): Use arm_current_func_type. 1216 (arm_valid_type_attribute_p): Accept "interrupt" function 1217 attribute. 1218 (arm_comp_type_attributes): Check "interrupt" attributes. 1219 (arm_valid_machine_decl): Accept "interrupt" function 1220 attribute. 1221 (arm_function_ok_for_sibcall): Do not allow interrupt 1222 functions to use sibcalls. 1223 (arm_naked_function_p): Delete. 1224 (print_multi_reg): Remove redundant parameter 'hat'. 1225 (arm_compute_save_reg_mask): New Function: Compute a bit mask 1226 of registers saved during the current function's prologue. 1227 (output_arm_return_instruction): Use arm_current_func_type. 1228 Generate return instruction when LR is not poppsed off the 1229 stack. 1230 (arm_volatile_func): Delete. 1231 (output_arm_prologue): Use arm_current_func_type and 1232 arm_compute_save_reg_mask. 1233 Note presernce of interrupt functions. 1234 (arm_output_epilogue): Use arm_current_func_type and 1235 arm_compute_save_reg_mask. 1236 (arm_expand_prologue): Use arm_current_func_type and 1237 arm_compute_save_reg_mask. 1238 (arm_init_machine_status): Initialize func_type field, if 1239 necessary. 1240 (thumb_expand_prologue): Use arm_current_func_type. 1241 (output_thumb_prologue): Use arm_current_func_type. 1242 12432000-12-08 Brad Lucier <lucier@math.purdue.edu> 1244 1245 * tradcpp.c (do_include): Make pointer differences 64-bit clean. 1246 1247Fri Dec 8 08:23:29 2000 J"orn Rennecke <amylaar@redhat.com> 1248 1249 * fp-bit.c (_fpmul_parts): Use USItype variables as inputs 1250 for multiplies. 1251 12522000-12-07 Mike Stump <mrs@wrs.com> 1253 1254 * Makefile.in (distclean): Remove alloca.c hashtab.c. 1255 12562000-12-07 Zack Weinberg <zack@wolery.stanford.edu> 1257 1258 * Makefile.in (HOST_RTL): Add safe-ctype.o. 1259 (safe-ctype.o): New rule. 1260 * system.h: Include safe-ctype.h, not ctype.h. No need to 1261 wrap ctype macros. 1262 1263 * cpphash.h: Zap IStable and related macros. Define is_* in 1264 terms of safe-ctype.h macros. 1265 * cppinit.c: Delete the IStable and all related code. 1266 1267 * tradcpp.c: Delete is_idchar, is_idstart, is_hor_space, and 1268 is_space arrays. Delete initialize_char_syntax. Change all 1269 references to the above arrays to use macros instead. 1270 * tradcpp.h: Define is_idchar, is_idstart, is_space, and 1271 is_nvspace in terms of safe_ctype.h's macros. 1272 * tradcif.y: is_idchar, is_idstart are macros not arrays. 1273 1274 * config/i370/i370.c, config/winnt/dirent.c, 1275 config/winnt/fixinc-nt.c, config/winnt/ld.c: 1276 Use uppercase ctype macros. If we included ctype.h, 1277 include safe-ctype.h instead. 1278 1279 * fixinc/fixfixes.c: Use uppercase ctype macros. Don't test 1280 ISLOWER(c) before calling TOUPPER(c). 1281 * fixinc/fixincl.c (extract_quoted_files): Simplify out some gunk. 1282 * fixinc/gnu-regex.c: Include safe-ctype.h, not ctype.h. No need to 1283 wrap ctype macros. Don't test ISUPPER(x) before calling TOLOWER(x). 1284 12852000-12-07 DJ Delorie <dj@redhat.com> 1286 1287 * c-decl.c (grokdeclarator): preserve previous alignments when 1288 rebuilding array types. 1289 12902000-12-07 Neil Booth <neilb@earthling.net> 1291 1292 * cppfiles.c (struct include_file): Move from cpphash.h. 1293 (_cpp_never_reread): New function. 1294 (open_file, read_include_file): Use it. 1295 (stack_include_file): Set the buffer's sysp according to the 1296 path in which the file was found. 1297 (find_include_file): Don't set sysp. 1298 (cpp_make_system_header, actual_directory): Update. 1299 (_cpp_execute_include): Do #include_next lookup handling here, 1300 not in cpplib.c. Use _cpp_never_reread. 1301 * cpphash.h (struct_include_file): Remove. 1302 (struct cpp_buffer): New member sysp. 1303 (CPP_IN_SYSTEM_HEADER, _cpp_execute_include): Update. 1304 (_cpp_never_reread): New. 1305 * cpplib.c (read_line_number): Rename read_flag. Rework slightly. 1306 (end_directive): Clear line_extension flag. 1307 (_cpp_handle_directive): Set line_extension flag for #number. 1308 (do_include_next): Handle path lookup in _cpp_execute_include. 1309 (do_line): Cleanup to use read_flag. Don't allow flags in #line. 1310 (_cpp_do_file_change): Update. 1311 (do_pragma_once): Use cpp_never_reread. Clean up. 1312 * cpplib.h (struct lexer_state): New member line_extension. 1313 13142000-12-07 Richard Henderson <rth@redhat.com> 1315 1316 * flow.c (calculate_global_regs_live): Force the stack pointer live 1317 after reload as well. 1318 13192000-12-07 Bruce Korb <bkorb@gnu.org> 1320 1321 * fixinc/Makefile.*(exeext): the variables are exeext, the 1322 substitution expression is build_exeext. 1323 13242000-12-07 Neil Booth <neilb@earthling.net> 1325 1326 * c-common.c (parse_in): Make a cpp_reader *. 1327 * cppfiles.c (_cpp_fake_include): Remove. 1328 * cpphash.h: Similarly. 1329 * cpplib.c (do_line): Don't call _cpp_fake_include. A valid 1330 #line always creates a callback; FC_RENAME if there are no 1331 #line flags. 1332 * fix-header.c (read_scan_file): cpp_push_buffer cannot fail. 1333 The first EOF must be our get_char buffer. 1334 13352000-12-07 Joseph S. Myers <jsm28@cam.ac.uk> 1336 1337 * c-common.c (warn_format_security): New variable. 1338 (check_format_info): Warn about non-literal formats with no format 1339 arguments if either -Wformat-nonliteral or -Wformat-security is 1340 specified. 1341 (set_Wformat): Set warn_format_security for settings other than 1. 1342 * c-common.h (warn_format_security): Declare. 1343 * c-decl.c (c_decode_option): Decode -Wformat-security and 1344 -Wno-format-security. 1345 * invoke.texi: Document -Wformat-security. 1346 * toplev.c (documented_lang_options): Include -Wformat-security 1347 and -Wno-format-security. 1348 13492000-12-07 Joseph S. Myers <jsm28@cam.ac.uk> 1350 1351 * c-common.c (check_format_info): Warn for non-constant format 1352 strings with strftime formats if -Wformat-nonliteral. Where the 1353 format can convert arguments, if the format is not a string 1354 literal and there are no arguments to the format, give a different 1355 warning message from the general non-string-literal case. 1356 13572000-12-07 Joseph S. Myers <jsm28@cam.ac.uk> 1358 1359 * c-common.c (format_wanted_type): Add reading_from_flag. 1360 (print_char_table): Mark %s and %S formats with flag "R". 1361 (check_format_info_main): Set up reading_from_flag appropriately. 1362 If aflag, always set writing_in_flag rather than relying on the 1363 format used being a scanf format and so having it set. 1364 (check_format_types): Check for formats reading through null 1365 pointers. 1366 13672000-12-07 Joseph S. Myers <jsm28@cam.ac.uk> 1368 1369 * invoke.texi (-Wformat): Document what format features are 1370 checked. 1371 13722000-12-06 Kazu Hirata <kazu@hxi.com> 1373 1374 * config/h8300/h8300.h: Fix formatting. 1375 13762000-12-06 Joel Sherrill <joel@OARcorp.com> 1377 1378 * config.gcc (a29k*-*-rtems*, arm*-*-rtems*, c4x-*-rtems*, 1379 h8300-*-rtems*, hppa1.1-*-rtems, *mips*-*-rtems*): New targets. 1380 * config.gcc (*-rtems*): Add support for gthr-rtems.h. 1381 * gthr-rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h, 1382 config/h8300/rtems.h, config/mips/rtems.h: New files. 1383 13842000-12-06 Mark Kettenis <kettenis@gnu.org> 1385 1386 * config.gcc: Reorganize handling of *-*-gnu*, to share target 1387 specific make details with Linux. Update comments to clarify 1388 the distinction between GNU/Linux and GNU/Hurd. 1389 1390Wed Dec 6 19:22:02 2000 Jeffrey A Law (law@cygnus.com) 1391 1392 * contrib.texi: Fix my email address. Update Per's 1393 list of contributions. 1394 13952000-12-06 Rodney Brown <RodneyBrown@mynd.com> 1396 1397 * c-lex.c (cb_indent): Decorate `str' argument, unused on HP-UX. 1398 * collect2.c (scan_libraries): Remove unused `ch'. 1399 (COFF specific stuff): Prototype ldgetname. Declare and prototype 1400 ldbtread and ldclose. 1401 1402 * config/alpha/osf.h: Standarize copyright statement. 1403 * config/arc/arc.h: Likewise. 1404 * config/arm/elf.h config/arm/coff.h config/arm/aout.h: Likewise. 1405 * config/arm/arm.c config/arm/arm.h: Likewise. 1406 * config/elxsi/elxsi.h: Likewise. 1407 * config/i386/sco.h: Likewise. 1408 * config/m68k/crds.h config/m68k/hp320.h config/m68k/lynx.h: Likewise. 1409 * config/m68k/m68kv4.h config/m68k/next21.h: Likewise. 1410 * config/m68k/sun3.h: Likewise. 1411 * config/m88k/dgux.h config/m88k/dguxbcs.h: Likewise. 1412 * config/pdp11/2bsd.h config/pdp11/pdp11.h: Likewise. 1413 * config/romp/romp.h: Likewise. 1414 * config/rs6000/aix41.h: Likewise. 1415 * config/sparc/sysv4.h: Likewise. 1416 * config/we32k/we32k.c config/we32k/we32k.h: Likewise. 1417 * fixinc/gnu-regex.c fixinc/gnu-regex.h: Likewise. 1418 * cpplib.h cppexp.c cselib.h profile.c: Likewise. 1419 * longlong.h: Likewise. 1420 * libgcc2.c: Likewise. 1421 14222000-12-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 1423 1424 * machmode.def: Use correct definition for BITSIZE on targets where 1425 BITS_PER_UNIT != 8. 1426 14272000-12-06 Bruce Korb <bkorb@gnu.org> 1428 1429 * fixinc/Makefile.*: Reduce differences to (ultimately) reduce 1430 the number of them. 1431 14322000-12-06 J. David Anglin <dave@hiauly1.hia.nrc.ca> 1433 1434 * pa.c: Include expr.h before c-tree.h. 1435 (remove_useless_addtr_insns): Use reverse_condition_maybe_unordered 1436 instead of reverse_condition. 1437 (print_operand): Correct predicates for GT, GE, LT and LE. Add 1438 predicates for LTGT, UNLE, UNLT, UNGE, UNGT, UNEQ, UNORDERED and 1439 ORDERED. 1440 (cmpib_comparison_operator): Add GEU and LTU codes. 1441 * pa.h (PREDICATE_CODES): Add codes for cmpib_comparison_operator. 1442 * pa.md (bltgt, bunle, bunlt, bunge, bungt, buneq, bunordered, 1443 bordered): New float conditional branch patterns. 1444 1445Wed Dec 6 21:03:41 2000 J"orn Rennecke <amylaar@redhat.com> 1446 1447 * final.c (final_addr_vec_align): Fix clipping to BIGGEST_ALIGNMENT. 1448 14492000-12-06 Sylvain Pion <Sylvain.Pion@sophia.inria.fr> 1450 1451 * cpplex.c (skip_escaped_newlines): Don't warn for spaces between 1452 backslash and newline, when inside a comment. 1453 14542000-12-06 Joseph S. Myers <jsm28@cam.ac.uk> 1455 1456 * invoke.texi: Use @table @samp instead of @itemize @minus for 1457 table of language standards. Fix use of @pxref. From Zack 1458 Weinberg. Also exclude specs documentation from generated 1459 manpage, and create separate ENVIRONMENT section. 1460 14612000-12-06 Michael Matz <matzmich@cs.tu-berlin.de> 1462 1463 * gcse.c (compute_pre_data): Kill trapping expressions in 1464 destination blocks of abnormal edges. 1465 14662000-12-05 Richard Sandiford <r.sandiford@redhat.com> 1467 1468 * config/mn10300/mn10300.c (mn10300_print_reg_list): Added. 1469 (mn10300_get_live_callee_saved_regs): Likewise. 1470 (mn10300_gen_multiple_store): Likewise. 1471 (store_multiple_operation): Likewise. 1472 (expand_prologue): Use mn10300_gen_multiple_store(). 1473 * config/mn10300/mn10300-protos.h (mn10300_print_reg_list): Added. 1474 (mn10300_get_live_callee_saved_regs): Likewise. 1475 (mn10300_gen_multiple_store): Likewise. 1476 (store_multiple_operation): Likewise. 1477 * config/mn10300/mn10300.md (store_movm): Use a MATCH_PARALLEL 1478 tied to store_multiple_operation(). 1479 1480Tue Dec 5 20:09:14 2000 Jeffrey A Law (law@cygnus.com) 1481 1482 * builtins.c (expand_builtin_setjmp_setup): Set 1483 current_function_has_nonlocal_label. 1484 14852000-12-05 Neil Booth <neilb@earthling.net> 1486 1487 * cppfiles.c (stack_include_file): Push zero-length buffers 1488 in case of failure. Return void, as we don't fail any more. 1489 (read_include_file): Check for files we shouldn't re-read. 1490 Don't return an error code; errors are implied by marking the 1491 file NEVER_REREAD. 1492 (_cpp_execute_include): Move the recursion and in-macro checks 1493 here. Update for stack_include_file not failing. 1494 * cpplib.c (cpp_push_buffer): Always succeed, since 1495 _cpp_execute_include performs the recursion check. Tidy up. 1496 * cpplib.h (cpp_push_buffer): Update prototype. 1497 14982000-12-05 Alexandre Oliva <aoliva@redhat.com> 1499 1500 * sched-vis.c (visual_tbl_line_length): New variable. 1501 (get_visual_tbl_length): Set it. 1502 (visualize_stall_cycles): Don't let stalls overrun 1503 visual_tbl_line_length. 1504 15052000-12-05 Geoffrey Keating <geoffk@redhat.com> 1506 1507 * global.c (global_conflicts): Allow for a REG_UNUSED note 1508 with a different mode to the REG set in the insn. 1509 15102000-12-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 1511 1512 * Makefile.in (fixinc.sh): Pass $WARN_CFLAGS into fixinc dir. 1513 1514 * fixinc/Makefile.in (FIXINC_DEFS): Add $(WARN_CFLAGS). 1515 15162000-12-05 Bruce Korb <bkorb@gnu.org> 1517 1518 * fixinc/mkfixinc.sh(*-gnu*): activate fixinc for GNU/Hurd and 1519 GNU/Linux. 1520 15212000-12-05 Richard Earnshaw <rearnsha@arm.com> 1522 1523 * fixinc/mkfixinc.sh: Run fixinc on netbsd. 1524 * fixinc/inclhack.def (machine/ansi.h): Run this rule on all files, 1525 to cope with aliased copies. 1526 * fixinc/fixincl.x: Regenerate. 1527 15282000-12-05 Bernd Schmidt <bernds@redhat.co.uk> 1529 1530 * sched-vis.c: Guard with #ifdef INSN_SCHEDULING. 1531 * sched-rgn.c: Likewise. 1532 (rgn_print_insn): Fix output. 1533 15342000-12-05 Bruce Korb <bkorb@gnu.org> 1535 1536 * fixinc/Makefile.*: make these more consistent 1537 * fixinc/mkfixincl.sh: enable BeOS fixincludes 1538 15392000-12-05 Richard Henderson <rth@redhat.com> 1540 1541 * stmt.c (warn_if_unused_value): Move side effects test earlier. 1542 15432000-12-05 Alan Modra <alan@linuxcare.com.au> 1544 1545 * bb-reorder.c (reorder_basic_blocks): Do check for EH edges even 1546 when using sjlj. 1547 15482000-12-05 Richard Henderson <rth@redhat.com> 1549 1550 * flow.c (calculate_global_regs_live): Only force stack pointer 1551 live before reload. Force pic register live before reload. 1552 (insn_dead_p): Don't protect pic references from deletion. 1553 15542000-12-05 Joseph S. Myers <jsm28@cam.ac.uk> 1555 1556 * invoke.texi: Add support for using texi2pod.pl. Don't use 1557 @multitable. 1558 15592000-12-04 Nick Clifton <nickc@redhat.com> 1560 1561 * config/arm/arm.c (arm_override_options): Test 'insn_flags' not 1562 'tune_flags' for XScale nature. 1563 Remove spurious test of HARD_FLOAT and XScale flags. 1564 1565 * config/arm/arm.md (umulsidi3adddi): Restore "=&r" register 1566 contraint, accidentally changed during XScale contribution. 1567 1568 * config/arm/lib1funcs.asm (interwork_call_via_, call_via_): Do 1569 not create these functions if the target architecture does not 1570 support Thumb instructions. 1571 15722000-12-04 Joseph S. Myers <jsm28@cam.ac.uk> 1573 1574 * ONEWS: New file with the current contents of NEWS up to EGCS 1575 1.1. 1576 * NEWS: Generate automatically from online release notes from EGCS 1577 1.0 to GCC 2.95.2, using ../contrib/gennews. 1578 15792000-12-04 Neil Booth <neilb@earthling.net> 1580 1581 * tradcif.y: Move lexptr to top of file. Add rule to handle 1582 assertions in conditional expressions. 1583 * tradcpp.c (parse_answer): Assertions do not need to go to 1584 end of line in conditional directives. 1585 (parse_assertion): Get first character of identifiers correct. 1586 (test_assertion): New function. 1587 * tradcpp.h (test_assertion): New prototype. 1588 15892000-12-01 Rodney Brown <RodneyBrown@mynd.com> 1590 1591 * config.gcc: Fix typo for UnixWare 7. 1592 15932000-12-03 Phil Edwards <pme@sources.redhat.com> 1594 1595 * invoke.texi: Replace `pedwarns' with clearer text. 1596 15972000-12-04 Bruce Korb <bkorb@gnu.org> 1598 1599 * fixinc/Makefile.*(clean): don't clean autogenerated files. 1600 (mainainer-clean): clean autogenerated files 1601 16022000-12-04 DJ Delorie <dj@redhat.com> 1603 1604 * md.texi: Add overview, clarify match_dup and define_expand. 1605 16062000-12-04 DJ Delorie <dj@redhat.com> 1607 1608 * print-tree.c (print_node): Target-specific builtins print 1609 numbers, not names. 1610 16112000-12-04 Jason Merrill <jason@redhat.com> 1612 1613 * stor-layout.c (int_mode_for_mode): Handle MODE_VECTOR_INT, 1614 MODE_VECTOR_FLOAT. 1615 1616 * diagnostic.c (report_problematic_module): s/function/module/. 1617 1618 * c-lex.h: Remove decl for check_newline. 1619 16202000-12-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 1621 1622 * README.APOLLO: Remove obsolete file. 1623 16242000-12-04 Neil Booth <neilb@earthling.net> 1625 1626 * cppinternals.texi: New file. 1627 16282000-12-04 Neil Booth <neilb@earthling.net> 1629 1630 * cppfiles.c (cpp_make_system_header): Take 2 booleans, 1631 and operate on current buffer. 1632 (cpp_read_file): Rename _cpp_read_file. 1633 * cpplib.c (do_line, do_pragma_system_header): Update calls to 1634 cpp_make_system_header. 1635 * fix-header.c: Similarly. 1636 * cpphash.h (_cpp_read_file): Move from... 1637 * cpplib.h: ... here. 1638 * cppinit.c (do_includes, cpp_start_read): Update appropriately. 1639 16402000-12-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 1641 1642 * builtins.c (expand_builtin_strspn, expand_builtin_strcspn): 1643 Handle another transformation. 1644 16452000-12-03 Nick Clifton <nickc@redhat.com> 1646 1647 * config.gcc: Add support for StrongARM targets. 1648 * config/arm/t-strongarm-elf: New file. 1649 * config/arm/t-strongarm-coff: New file. 1650 * config/arm/t-strongarm-pe: New file. 1651 * config/arm/strongarm-pe.h: New file. 1652 16532000-12-03 Nick Clifton <nickc@redhat.com> 1654 1655 * NEWS: Mention XScale has been added. 1656 * config.gcc: Add support for XScale targets. 1657 * config/arm/arm.h: Add support for XScale processor. 1658 * config/arm/arm.c: Add support for XScale processor. 1659 * config/arm/arm.md: Add support for XScale processor. 1660 * config/arm/t-xscale-elf: New file. 1661 * config/arm/t-xscale-coff: New file. 1662 * config/arm/xscale-elf.h: New file. 1663 * config/arm/xscale-coff.h: New file. 1664 16652000-12-03 Richard Henderson <rth@redhat.com> 1666 1667 * bb-reorder.c (reorder_basic_blocks): Don't check for EH edges 1668 unless exception handling is enabled, and if not using sjlj. 1669 1670 * builtins.c (expand_builtin_setjmp_setup): New. 1671 (expand_builtin_setjmp_receiver): New. 1672 (expand_builtin_setjmp): Split out _setup and _receiver functions. 1673 Move argument parsing in from ... 1674 (expand_builtin): ... here. 1675 * except.c (receive_exception_label): Branch around receiver 1676 unless new-style exceptions. Call expand_builtin_setjmp_receiver. 1677 (start_dynamic_handler): Call expand_builtin_setjmp_setup. 1678 * expr.h: Update builtin setjmp decls. 1679 16802000-12-03 Bruce Korb <bkorb@gcc.org> 1681 1682 * fixinc/mkfixinc.sh(build machine): Sometimes, there is no canonical 1683 build machine name. Default to the target. 1684 16852000-12-03 Laurynas Biveinis <lauras@softhome.net> 1686 1687 * Makefile.in: use $(build_canonical), not $(canonical_build). 1688 16892000-12-03 Bernd Schmidt <bernds@redhat.co.uk> 1690 1691 * Makefile.in (OBJS): Add sched-rgn.o. 1692 (sched-rgn.o): New rule. * haifa-sched.c (sched_verbose): No 1693 longer static. 1694 (INSN_PRIORITY, INSN_COST, INSN_UNIT, INSN_REG_WEIGHT, 1695 INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK, ENCODE_BLOCKAGE, 1696 UNIT_BLOCKED, BLOCKAGE_RANGE, MIN_BLOCKAGE_COST, 1697 MAX_BLOCKAGE_COST): Move to sched-int.h. 1698 (MAX_RGN_BLOCKS, MAX_RGN_INSNS, INSN_REF_COUNT, FED_BY_SPEC_LOAD, 1699 IS_LOAD_INSN, struct haifa_edge, edge_table, NEXT_IN, NEXT_OUT, 1700 FROM_BLOCK, TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES, 1701 OUT_EDGES, edgelst, struct region, nr_regions, rgn_table, 1702 rgn_bb_table, block_to_bb, containing_rgn, RGN_NR_BLOCKS, 1703 RGN_BLOCKS, BLOCK_TO_BB, BB_TO_BLOCK, CONTAINING_RGN, 1704 debug_regions, find_single_block_region, find_rgns, too_large, 1705 init_regions, current_nr_blocks, current_blocks, bitset, bitlst, 1706 bitlst_table_last, bitlst_table_size, bitlst_table, bitset_member, 1707 extract_bitlst, bblst, struct candidate, candidate_table, 1708 bblst_table, bblst_size, bblst_last, IS_VALID, IS_SPECULATIVE, 1709 SRC_PROB, target_bb, split_edges, compute_trg_info, 1710 debug_candidate, debug_candidates, bbset, bbset_size, dom, 1711 IS_RGN_ENTRY, IS_DOMINATED, prob, GET_SRC_PROB, edgeset, 1712 rgn_nr_edges, rgn_edges, edgeset_size, edgeset_bitsize, 1713 EDGE_TO_BIT, edge_to_bit, pot_split, ancestor_edges, 1714 compute_dom_prob_ps, ABS_VALUE, INSN_PROBABILITY, 1715 IS_SPECULATIVE_INSN, INSN_BB, MIN_DIFF_PRIORITY, MIN_PROBABILITY, 1716 MIN_PROB_DIFF, check_live_1, update_live_1, check_live, 1717 update_live, set_spec_fed, is_pfree, find_conditional_protection, 1718 is_conditionally_protected, may_trap_exp, haifa_classify_insn, 1719 is_prisky, is_exception_free, add_branch_dependences, 1720 propagate_deps, compute_block_backward_dependences, 1721 debug_dependencies, is_cfg_nonregular, build_control_flow, 1722 new_edge, bb_deps, BITSET_UNION, BITSET_INTER, BITSET_DIFFER, 1723 BITSET_INVERT, BITSET_ADD, BITSET_REMOVE, debug_regions, 1724 UPDATE_LOOP_RELATIONS, INSN_TRAP_CLASS, WORST_CLASS, IS_REACHABLE, 1725 CONST_BASED_ADDRESS_P, free_pending_lists, sched_target_n_insns, 1726 target_n_insns, sched_n_insns, init_ready_list, deaths_in_region, 1727 can_schedule_ready_p, new_ready, schedule_more_p, rgn_print_insn, 1728 rgn_rank, region_sched_info): Move to sched-rgn.c. 1729 (debug_reg_vector): Delete useless function. 1730 (get_bb_head_tail): Likewise. 1731 (insn_issue_delay, insn_cost, ready_add, get_block_head_tail, 1732 no_real_insns_p, rm_line_notes, save_line_notes, 1733 restore_line_notes, rm_redundant_line_notes, sched_init): No 1734 longer static. 1735 (rm_line_notes, save_line_notes, restore_line_notes, 1736 schedule_block, set_priorities): Change argument to be a real 1737 basic block, not one of haifa's "bb"s. All callers changed 1738 (rm_other_notes): Initialize note_list here, not in 1739 schedule_region. 1740 (sched_finish): New function, called from schedule_insn. * * 1741 sched-int.h (INSN_PRIORITY, INSN_COST, INSN_UNIT, INSN_REG_WEIGHT, 1742 INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK, ENCODE_BLOCKAGE, 1743 UNIT_BLOCKED, BLOCKAGE_RANGE, MIN_BLOCKAGE_COST, 1744 MAX_BLOCKAGE_COST): Moved here from haifa-sched.c. 1745 (get_block_head_tail, no_real_insns_p, rm_line_notes, 1746 save_line_notes, restore_line_notes, rm_redundant_line_notes, 1747 rm_other_notes, insn_issue_delay, set_priorities, schedule_block, 1748 sched_init, sched_finish, ready_add, insn_cost): Declare. 1749 17502000-12-03 Laurynas Biveinis <lauras@softhome.net> 1751 Bruce Korb <bkorb@gnu.org> 1752 1753 * Makefile.in: pass $(build_canonical) to mkfixinc.sh. 1754 * fixinc/mkfixinc.sh: accept build system name as an argument. 1755 Use it for choosing the fix build method. Use the target for 1756 selecting special fix rules. 1757 17582000-12-03 Bernd Schmidt <bernds@redhat.co.uk> 1759 1760 * Makefile.in (OBJS): Add sched-deps.o. 1761 (sched-deps.o): New rule. 1762 * haifa-sched.c (struct deps, struct haifa_insn_data): Moved to 1763 sched-int.h. 1764 (INSN_DEPEND, INSN_LUID, CANT_MOVE, INSN_DEP_COUNT): Macros moved to 1765 sched-int.h. 1766 (SIZE_FOR_MODE): Delete unused macro. 1767 (reg_known_equiv_p, reg_known_value, reg_pending_clobbers, 1768 reg_pending_sets, reg_pending_sets_all, true_dependency_cache, 1769 anti_dependency_cache, output_dependency_cache, 1770 forward_dependency_cache): Variables moved to sched-deps.c. 1771 (add_dependence, remove_dependence, find_insn_list, 1772 find_insn_mem_list, add_insn_mem_dependence, flush_pending_lists, 1773 sched_analyze_insn, sched_analyze_1, sched_analyze_2, 1774 sched_analyze, group_leader, compute_forward_dependences, 1775 init_deps, free_deps, init_dependency_caches, free_dependency_caches): 1776 Functions moved to sched-deps.c. 1777 (schedule_region): Call init_deps_global and finish_deps_global 1778 instead of directly manipulating dependency data structures. 1779 * sched-deps.c: New file. 1780 (init_deps_global, finish_deps_global): New functions. 1781 * sched-int.h (struct haifa_insn_data, struct deps): Moved here from 1782 haifa-sched.c. 1783 (h_i_d): Declare. 1784 (INSN_DEPEND, INSN_LUID, CANT_MOVE, INSN_DEP_COUNT): Macros moved here 1785 from haifa-sched.c. 1786 1787 * Makefile.in (OBJS): Add sched-vis.o. 1788 (sched-vis.o): New rule. 1789 * haifa-sched.c (get_unit_last_insn): New function. 1790 (sched_dump, insn_unit, actual_hazard_this_instance): No longer 1791 static. 1792 (schedule_block): Call visualize_alloc and visualize_free. Delete 1793 spurious return statement. 1794 (init_target_units, insn_print_units, get_visual_tbl_length, 1795 init_block_visualization, print_block_visualization, safe_concat, 1796 visualize_scheduled_inns, visualize_no_unit, visualize_stall_cycles, 1797 print_exp, print_value, print_pattern, print_insn, target_units, 1798 MAX_VISUAL_LINES, INSN_LEN, n_visual_lines, visual_tbl, 1799 n_vis_no_unit, vis_no_unit): Move scheduling visualization 1800 functions/variables... 1801 * sched-vis.c: ...here. New file. 1802 (visualize_alloc, visualize_free): New functions. 1803 (visualize_scheduled_insns, visualize_stall_cycles, 1804 print_block_visualization): Lose basic block argument. All callers 1805 changed. 1806 (visualize_scheduled_insns): Use new function get_unit_last_insn. 1807 * sched-int.h (current_sched_info, sched_dump): Declare. 1808 (init_target_units, insn_print_units, init_block_visualization, 1809 print_block_visualization, visualize_scheduled_inns, 1810 visualize_no_unit, visualize_stall_cycles, visualize_alloc, 1811 visualize_free): Declare functions. 1812 1813 * sched-int.h: New file. 1814 * Makefile.in (haifa-sched.o): Depend on it. 1815 * haifa-sched.c: Include it. 1816 (no_real_insns_p): New function. 1817 (current_sched_info): New static variable. 1818 (__inline, HAIFA_INLINE): Moved to sched-int.h. 1819 (get_block_head_tail): Minor cleanup. 1820 (init_ready_list, can_schedule_ready_p, new_ready, schedule_more_p, 1821 rgn_print_insn, rgn_rank): New functions, broken out of 1822 rank_for_schedule, schedule_insn and schedule_block, where they 1823 are now called through function pointers in current_sched_info. 1824 (queue_insn, schedule_insn, queue_to_ready, debug_ready_list, 1825 print_insn): To display uid and block number, call the print_insn 1826 function pointer in current_schedule_info. 1827 (region_sched_info): New static variable. 1828 (sched_target_n_insns, sched_n_insns, target_n_insns): New global 1829 variables, moved out of schedule_block. 1830 (schedule_block): Return void. All callers changed. 1831 Move some of the setup code into schedule_region. Get head/tail 1832 from current_sched_info, and update it when done. 1833 (schedule_region): Slightly rearranged, some code moved here from 1834 schedule_block. Call no_real_insns_p to avoid doing work for a 1835 block that consists only of notes and labels. 1836 (schedule_insns): Initialize current_sched_info. 1837 18382000-12-03 Neil Booth <neilb@earthling.net> 1839 1840 * cppmacro.c (funlike_invocation_p): Re-disable macros enabled 1841 by contexts drops AFTER argument pre-expansion, so that they 1842 remain enabled during argument pre-expansion. 1843 (_cpp_pop_context): Unconditionally re-enable a macro when 1844 dropping a context level. 1845 18462000-12-03 Manfred Hollstein <manfredh@redhat.com> 1847 1848 * arm/t-linux (MULTILIB_OPTIONS): Comment. 1849 (MULTILIB_DIRNAMES): Likewise. 1850 (EXTRA_MULTILIB_PARTS): Likewise. 1851 (LIBGCC): Likewise. 1852 (INSTALL_LIBGCC): Likewise. 1853 18542000-12-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 1855 1856 * builtins.c (expand_builtin_strcat, expand_builtin_strncat, 1857 expand_builtin_strspn, expand_builtin_strcspn): New functions. 1858 (expand_builtin): Handle BUILT_IN_STRCAT, BUILT_IN_STRNCAT, 1859 BUILT_IN_STRSPN and BUILT_IN_STRCSPN. 1860 1861 * builtins.def (BUILT_IN_STRCAT, BUILT_IN_STRNCAT, 1862 BUILT_IN_STRSPN, BUILT_IN_STRCSPN): New entries. 1863 1864 * c-common.c (c_common_nodes_and_builtins): Declare builtin 1865 strcat, strncat, strspn and strcspn. 1866 (string_ftype_string_cstring): Renamed from `string_ftype_ptr_ptr'. 1867 1868 * extend.texi (strcat, strcspn, strncat, strspn): Document new 1869 builtins. 1870 18712000-12-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 1872 1873 * builtins.c (expand_builtin_strcmp): Use const*_rtx when 1874 expanding strcmp at compile-time. Add another transformation. 1875 (expand_builtin_strncmp): Add more transformations. Call 1876 expand_builtin_memcmp, not expand_builtin_strcmp, under 1877 appropriate conditions if HAVE_cmpstrsi. 1878 18792000-12-02 David Edelsohn <edelsohn@gnu.org> 1880 1881 * rs6000.md (anddi3_internal[23]): Prefer rldic? over andis 1882 instruction. 1883 (cr logic): Really make operands sequential. 1884 18852000-12-02 Geoffrey Keating <geoffk@redhat.com> 1886 1887 * c-common.c (combine_strings): When the ISO C standard specifies 1888 the maximum length of a string, it doesn't include the trailing 1889 zero byte. 1890 1891 * cpplib.c (do_ifdef): Add check_eol() call. 1892 (do_ifndef): Likewise. 1893 18942000-12-02 Daniel Berlin <dberlin@redhat.com> 1895 Bruce Korb <bkorb@gnu.org> 1896 1897 * fixinc/*: global substitute /__MSDOS__/SEPARATE_FIX_PROC/ 1898 * fixinc/mkfixinc.sh: prepare to use Makefile.BEOS for *-*-beos* 1899 * fixinc/Makefile.DOS: define SEPARATE_FIX_PROC for build 1900 * fixinc/fixfix.c(wrap_fix): avoid wrapping files that 1901 use the "__need_" hackery. It breaks them. 1902 * fixinc/fixincl.c(process - SEPARATE_FIX_PROC): 1903 Sometimes on DOS and BeOS the temp output file cannot be opened. 1904 Skip the file noisily. Ought to be fixed instead. 1905 19062000-12-02 Bruce Korb <bkorb@gnu.org> 1907 1908 From: 2000-11-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 1909 1910 * fixfixes.c (emit_gnu_type, format_write): Prototype. 1911 (format_write, char_macro_use_fix, char_macro_def_fix): Use gcc's 1912 custom uppercase ctype macros. 1913 * fixincl.c (do_version): Make static and add ATTRIBUTE_NORETURN. 1914 Use gcc's custom uppercase ctype macros. 1915 (main): Prototype. 1916 (machine_matches): Add static prototype and constify variable. 1917 (create_file, test_test, egrep_test): Add static prototype. 1918 (quoted_file_exists): Likewise, and constify parameters. 1919 (extract_quoted_files, internal_fix, start_fixer, fix_applies, 1920 write_replacement, test_for_changes): Add static prototype. 1921 (write_replacement, test_for_changes): Delete excess argument to 1922 `create_file'. 1923 * fixtests.c (test): Make static. 1924 * server.c (load_data, sig_handler, server_setup, find_shell): Add 1925 static prototype. 1926 (sig_handler): Mark parameter with ATTRIBUTE_UNUSED. 1927 19282000-12-02 Bruce Korb <bkorb@gnu.org> 1929 1930 * fixnc/mkfixinc.sh(msdosdjgpp): remove from fixincludes exception list 1931 (per Laurynas Biveinis <lauras@softhome.net>) 1932 19332000-12-02 Richard Earnshaw <rearnsha@arm.com> 1934 1935 * arm.h (ARM_REGNO_OK_FOR_BASE_P, THUMB_REGNO_MODE_OK_FOR_BASE_P): New 1936 macros. 1937 (REGNO_MODE_OK_FOR_BASE_P): Define in terms of above. 1938 (REGNO_OK_FOR_FOR_BASE_P): Delete. 1939 (ARM_REG_OK_FOR_BASE_P, THUMB_REG_MODE_OK_FOR_BASE_P): New macros for 1940 both strict and non-strict uses. 1941 (REG_MODE_OK_FOR_BASE_P): Define in terms of above. 1942 (ARM_REG_OK_FOR_INDEX_P, THUMB_REG_OK_FOR_INDEX_P): New macros. 1943 (REG_OK_FOR_INDEX_P): Define in terms of above. 1944 (REG_OK_FOR_BASE_P): Delete. 1945 (REG_OK_FOR_PRE_POST_P): Delete. 1946 (ARM_BASE_REGISTER_RTX_P): Renamed from BASE_REGISTER_RTX_P. 1947 (ARM_INDEX_REGISTER_RTX_P): Renamed from INDEX_REGISTER_RTX_P. 1948 (ARM_GO_IF_LEGITIMATE_INDEX): Renamed from GO_IF_LEGITIMATE_INDEX. 1949 (THUMB_LEGITIMATE_OFFSET): Renamed from LEGITIMATE_OFFSET. 1950 (ARM_GO_IF_LEGITIMATE_ADDRESS): Adjust for name changes. Use ARM 1951 specific variants rather than general ones. Use ARM_REG_OK_FOR_BASE_P 1952 in pre/post increment cases. 1953 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Similarly for Thumb. 1954 (ARM_LEGITIMIZE_ADDRESS): Similarly. 1955 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Similarly. 1956 * arm.c (legitimate_pic_address): Similarly. 1957 19582000-12-02 Neil Booth <neilb@earthling.net> 1959 1960 * tradcpp.c (struct answer, parse_assertion, parse_answer, 1961 canonicalize_text, find_answer): New. 1962 (do_assert, do_unassert): Provide appropriate function bodies. 1963 (union hashval): New member answers. 1964 19652000-11-23 Marek Michalkiewicz <marekm@linux.org.pl> 1966 1967 * config/avr/avr.md: Document UNSPEC usage. 1968 (*tablejump_rjmp, *tablejump_lib, *tablejump_enh, *tablejump): 1969 Make operand 0 input only, clobber it. Use UNSPEC, not a bogus 1970 MEM for program memory word reference. Do not add the label to 1971 the table index in each of the asm output templates, instead ... 1972 (casesi): ... do it in RTL. Adjust to match the above change. 1973 19742000-12-02 Bernd Schmidt <bernds@redhat.co.uk> 1975 1976 * c-common.c (PTRDIFF_TYPE): Provide default here, ... 1977 * c-decl.c: ... not here. 1978 1979 * haifa-sched.c (sched_dump): Renamed from dump. All users changed. 1980 (old_max_uid): New variable. 1981 (compute_forward_dependences): Renamed from 1982 compute_block_forward_dependences; changed to accept block head and 1983 tail instead of block number. Caller changed. 1984 (free_deps, init_dependency_caches, free_dependency_caches, 1985 init_regions, sched_init): New functions, split out from 1986 schedule_insns and compute_block_backward_dependences. 1987 19882000-12-02 Neil Booth <neilb@earthling.net> 1989 1990 * cppexp.c (parse_number): Update diagnostic test. 1991 19922000-12-02 Bernd Schmidt <bernds@redhat.co.uk> 1993 1994 * reload1.c (free_for_value_p): New function, frontend to 1995 reload_reg_free_for_value_p. All callers of the latter now call 1996 this function with an additional mode argument. 1997 19982000-12-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 1999 2000 * install.texi (Configurations): Remove obsolete documentation for 2001 hppa*-*-*. 2002 20032000-12-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 2004 2005 * install.texi (Installation): Remove obsolete description for 2006 libstdc++ which is now an integral part of GCC. 2007 20082000-12-01 Jim Blandy <jimb@redhat.com> 2009 2010 * dbxout.c (dbxout_parms): Correctly describe parameters passed by 2011 invisible reference in registers, but then spilled to the stack. 2012 Remove code to emit a second stab for such parameters; it attempts 2013 to describe the value's location by introducing a synthetic C++ 2014 `reference' type, and then saying the stack slot has that 2015 reference type. This loses type information (breaking GDB's 2016 `ptype' command, among other things) just to describe a location 2017 which stabs can represent correctly in other ways. 2018 20192000-12-01 Alexandre Oliva <aoliva@redhat.com> 2020 2021 * final.c (output_addr_const) <PLUS>: Don't assume at least one 2022 operand is a CONST_INT. 2023 2024 * config/sh/sh.c (reg_class_from_letter): Assign `k' to SIBCALL_REGS. 2025 (machine_dependent_reorg): Split all insns. 2026 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Compute 2027 reg_class_contents[SIBCALL_REGS]. 2028 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Add SIBCALL_REGS. 2029 * config/sh/sh.md (calli_pcrel, call_pcrel, call_valuei_pcrel, 2030 call_value_pcrel, call, call_value, sibcall): Match even when 2031 not optimizing. 2032 (sibcalli_pcrel, sibcall_pcrel): Likewise. Use constraint `k' 2033 for call address. 2034 (sibcalli): Likewise. 2035 20362000-12-01 Joseph S. Myers <jsm28@cam.ac.uk> 2037 2038 * c-common.c (warn_format, warn_format_y2k, 2039 warn_format_extra_args, warn_format_nonliteral): Define. 2040 (check_format_info): Check warn_format_nonliteral and 2041 warn_format_extra_args. 2042 (check_format_info_main): Check warn_format_y2k. 2043 (set_Wformat): New function. 2044 * c-common.h (warn_format_y2k, warn_format_extra_args, 2045 warn_format_nonliteral, set_Wformat): Declare. 2046 * c-decl.c (warn_format): Remove definition. 2047 (c_decode_option): Handle -Wformat-nonliteral, 2048 -Wno-format-extra-args and -Wno-format-y2k, and negated versions. 2049 Use set_Wformat. 2050 * invoke.texi: Document these new options and -Wformat=2. 2051 * toplev.c (documented_lang_options): Add these new options. 2052 20532000-12-01 Joseph S. Myers <jsm28@cam.ac.uk> 2054 2055 * builtins.def (BUILT_IN_IMAXABS): Add. 2056 * builtins.c (expand_builtin): Also abort on BUILT_IN_IMAXABS. 2057 * c-common.c (c_common_nodes_and_builtins): Create builtin 2058 functions __builtin_imaxabs, and plain imaxabs unless 2059 flag_no_nonansi_builtin outside C99 mode. 2060 (expand_tree_builtin): Handle BUILT_IN_IMAXABS. 2061 * extend.texi: Document builtin imaxabs. 2062 20632000-12-01 Joseph S. Myers <jsm28@cam.ac.uk> 2064 2065 * c-common.c: Include "defaults.h". 2066 (WINT_TYPE, INTMAX_TYPE, UINTMAX_TYPE): Define. 2067 (c_common_nodes_and_builtins): Create string_type_node, 2068 const_string_type_node, wint_type_node, intmax_type_node, 2069 uintmax_type_node, default_function_type, ptrdiff_type_node and 2070 unsigned_ptrdiff_type_node. 2071 * c-common.h (identifier_global_value): Declare. 2072 * c-decl.c (WINT_TYPE, INTMAX_TYPE, UINTMAX_TYPE): Don't define. 2073 (init_decl_processing): Don't 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 (identifier_global_value): New function. 2078 20792000-12-01 Neil Booth <neilb@earthling.net> 2080 2081 * cppinit.c (initialize): Forgotten prototype. 2082 * cpplex.c (_cpp_lex_token): Loop until not skipping. 2083 Always clear PREV_WHITE upon meeting a new line. 2084 * cpplib.c (end_directive): Set pfile->skipping after 2085 skip_rest_of_line. 2086 * cpplib.h (cpp_reader): Remove macro_pos. 2087 * cppmacro.c (cpp_get_line): Don't do anything special inside 2088 macros. 2089 (parse_arg): Add PREV_WHITE if a token appears after new lines. 2090 (funlike_invocation_p): Save and restore the output position 2091 over a successful check for a '('. 2092 (enter_macro_context): Delete uses of macro_pos. 2093 (cpp_get_token): Don't use pfile->skipping. 2094 20952000-12-01 Phil Edwards <pme@sources.redhat.com> 2096 2097 * diagnostic.c: Fix typos in comments. 2098 * diagnostic.h: Likewise. 2099 21002000-11-30 Phil Edwards <pme@sources.redhat.com> 2101 2102 * rtl.texi (Machine Modes): Document BImode and OImode. 2103 21042000-12-01 Joseph S. Myers <jsm28@cam.ac.uk> 2105 2106 * gcc.c (default_compilers): Add suffixes .mi, .cp, .ii, .FOR and 2107 .FPP. 2108 21092000-12-01 Joseph S. Myers <jsm28@cam.ac.uk> 2110 2111 * c-decl.c (grokdeclarator): If pedantic, warn about arrays with 2112 incomplete element type. 2113 (grokparms): Before checking for incomplete parameter type, check 2114 the type isn't error_mark_node. 2115 21162000-12-01 Jakub Jelinek <jakub@redhat.com> 2117 2118 * builtins.c (target_char_cast): New function. 2119 (expand_builtin_strchr): Use it. 2120 (expand_builtin_strrchr): Use it. 2121 (builtin_memset_read_str): New function. 2122 (expand_builtin_memset): Use target_char_cast. 2123 Try to optimize memset with second argument nonzero using 2124 store_by_pieces. 2125 21262000-11-30 Marek Michalkiewicz <marekm@linux.org.pl> 2127 2128 * install.texi (avr): Replace incomplete list of supported MCU 2129 types with a link to the current one ... 2130 * invoke.texi (AVR Options): ... here. Update -mmcu= to list 2131 all supported MCU types. Document -minit-stack= default. 2132 Document new options -mno-tablejump, -mtiny-stack. 2133 * md.texi (AVR family): Fix typo in 'w' constraint letter 2134 description. Document 'q'. Update 'O'. 2135 21362000-12-01 Bernd Schmidt <bernds@redhat.co.uk> 2137 2138 * combine.c (cant_combine_insn_p): Only disallow insns involving 2139 hard regs if they are reg-reg moves. 2140 (try_combine, can_combine_p, combinable_i3pat): Delete old 2141 SMALL_REGISTER_CLASSES tests. 2142 21432000-12-01 Alexandre Oliva <aoliva@redhat.com> 2144 2145 * config/sh/sh.c (shiftcosts): Don't get INTVAL before testing 2146 whether X is a CONST_INT. 2147 (addsubcosts): Likewise. 2148 2149 * config/sh/sh.h (OUTPUT_ADDR_CONST_EXTRA): Use INTVAL instead of 2150 mis-used XINT. 2151 (ARG_POINTER_REGNUM): Set to AP_REG. 2152 21532000-11-30 Alexandre Oliva <aoliva@redhat.com> 2154 2155 * config/sh/sh.md (fpu_switch0, fpu_switch1, movpsi, fpu_switch, 2156 splits): Only match on TARGET_SH4. 2157 2158 * combine.c (try_combine): Disregard USEs when updating LOG_LINKS 2159 of subsequent insns. 2160 21612000-11-30 Richard Henderson <rth@redhat.com> 2162 2163 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Disable. 2164 * config/alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise. 2165 21662000-11-30 Richard Henderson <rth@redhat.com> 2167 2168 * config/alpha/elf.h (ASM_OUTPUT_SECTION_NAME): Copy elfos.h defn. 2169 (DO_SELECT_SECTION): New. 2170 (SELECT_SECTION): Use it. 2171 (UNIQUE_SECTION_P): New. 2172 (UNIQUE_SECTION): New. 2173 21742000-11-30 Alexandre Oliva <aoliva@redhat.com> 2175 2176 * c-common.c (status_warning) [! ANSI_PROTOTYPES]: Load status 2177 from va_list before using it. 2178 21792000-11-30 Michael Matz <matzmich@cs.tu-berlin.de> 2180 2181 * flow.c (make_edge): Early out, if no flags to set. 2182 (calculate_global_regs_live): Clear out garbage only when necessary. 2183 2184 * simplify-rtx.c (varray_type used_regs): New. 2185 (clear_table): Use it to only clear necessary items. 2186 (cselib_lookup, cselib_record_set): Remember newly set items. 2187 (cselib_update_varray_sizes, cselib_init): Initialize and grow 2188 used_regs. 2189 2190 * local-alloc.c (update_equiv_regs): New local `cleared_regs'. 2191 Move clearing of dead regs out of insn-loop. 2192 21932000-11-30 Richard Henderson <rth@redhat.com> 2194 2195 * calls.c (expand_call): Emit queued insns before creating 2196 the tail recursion sequence. 2197 21982000-11-30 J. David Anglin <dave.anglin@nrc.ca> 2199 Bruce Korb <bkorb@gnu.org> 2200 2201 * fixinc/inclhack.def(): prevent dual double definition protection 2202 * fixinc/fixincl.x: regenerate 2203 22042000-11-29 Loren J. Rittle <ljrittle@acm.org> 2205 2206 * fixinc/Makefile.in (fixincl.x): Explicitly state the 2207 location of the generated file. 2208 22092000-11-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 2210 2211 * README.FRESCO: Remove obsolete file. 2212 22132000-11-30 Mark Kettenis <kettenis@gnu.org> 2214 2215 * config/t-gnu (LIBGCC1, CROSS_LIBGCC1, CRTSTUFF_T_CFLAGS, 2216 TARGET_LIBGCC2_CFLAGS): Remove. We now use the settings from 2217 config/t-linux for the Hurd. 2218 22192000-11-30 Stephane Carrez <Stephane.Carrez@worldnet.fr> 2220 2221 * config/mn10200/udivmod.c, config/mn10200/divmod.c, 2222 config/mn10200/udivmodsi4.c: Moved from here. 2223 * config/udivmod.c, config/divmod.c, config/udivmodsi4.c: To here. 2224 * config/mn10200/t-mn10200 (LIB2FUNCS_EXTRA): Use the generic 2225 C division functions. 2226 * config/m68hc11/t-m68hc11-gas (LIB2FUNCS_EXTRA): Likewise. 2227 2228Thu Nov 30 01:12:52 2000 Jeffrey A Law (law@cygnus.com) 2229 2230 * pa.md (conditional moves): Avoid holes in operand list. 2231 (mod, umod patterns): Similarly. 2232 (variable extract/shift patterns): Similarly. 2233 22342000-11-30 Neil Booth <neilb@earthling.net> 2235 2236 * objc/objc-act.c (lang_init, finish_file, maybe_objc_comptypes, 2237 maybe_objc_check_decl, build_objc_string_object, 2238 objc_declare_alias, objc_declare_class, build_message_expr, 2239 build_protocol_expr, build_selector_expr, build_encode_expr, 2240 get_class_ivars, start_class, start_protocol): Remove 2241 redundant code, assuming doing_objc_thang is true. 2242 22432000-11-29 John David Anglin <dave@hiauly1.hia.nrc.ca> 2244 2245 * pa.c (restore_unscaled_index_insn_codes): Delete procedure. 2246 (record_unscaled_index_insn_codes): Likewise. 2247 (unscaled_index_insn_codes): Delete. 2248 (max_unscaled_index_insn_codes_uid): Delete. 2249 (output_function_prologue, output_function_epilogue, pa_reorg): 2250 Don't use the unscaled index insn hack. 2251 2252 * pa.md: Remove hack from all index insns to reverse the operand 2253 order of frame and stack pointer references incorrectly created 2254 in the reload pass. 2255 2256 * function.h (emit_status): Delete member regno_pointer_flag and 2257 rename regno_pointer_flag_length to regno_pointer_align_length. 2258 Delete define for REGNO_POINTER_FLAG. 2259 * integrate.h (inline_remap): Delete member regno_pointer_flag. 2260 Add member x_regno_reg_rtx. 2261 * rtl.h (rtx_def): Use frame_related bit to indicate register is 2262 a pointer in REG expressions. Define REG_POINTER macro. 2263 * alias.c (find_base_value, find_base_term): Use REG_POINTER 2264 instead of REGNO_POINTER_FLAG. 2265 * combine.c (nonzero_bits, num_sign_bit_copies): Likewise. 2266 * emit-rtl.c (gen_reg_rtx): Use regno_pointer_align_length instead 2267 of regno_pointer_flag_length. Remove code which refers to 2268 regno_pointer_flag. 2269 (mark_reg_pointer): Use REG_POINTER. 2270 (free_emit_status): Remove code which refers to regno_pointer_flag. 2271 (init_emit, mark_emit_status): Likewise. 2272 * flow.c (dump_flow_info): Likewise. 2273 * function.c (preserve_temp_slots): Likewise. 2274 * integrate.c (expand_inline_function, copy_rtx_and_substitute): 2275 Use x_regno_reg_rtx instead of regno_pointer_flag for function 2276 pointer determination in map. 2277 * loop.c (strength_reduce, maybe_eliminate_biv_1): Use REG_POINTER. 2278 * predict.c (estimate_probability): Likewise. 2279 * regclass.c (record_address_regs, reg_scan_mark_refs): Likewise. 2280 * unroll.c (unroll_loop): Use x_regno_reg_rtx instead of 2281 regno_pointer_flag for function pointer determination in map. 2282 * convex.h (RTX_COSTS): Don't test regno_pointer_flag and use 2283 REG_POINTER. 2284 * pa.c (hppa_legitimize_address, emit_move_sequence, basereg_operand): 2285 Use REG_POINTER. 2286 (restore_unscaled_index_insn_codes): Revise comment. 2287 2288 * expr.c (do_compare_and_jump): Add missing TYPE_MODE in statement. 2289 22902000-11-30 Joseph S. Myers <jsm28@cam.ac.uk> 2291 2292 * extend.texi: Update documentation for attributes. 2293 22942000-11-29 David O'Brien <obrien@FreeBSD.org> 2295 2296 * config/alpha/elf.h (IDENT_ASM_OP): Protect the #define. 2297 (ASM_DECLARE_OBJECT_NAME): Same. 2298 (ASM_FILE_END): Same. 2299 (ASM_FINISH_DECLARE_OBJECT): Same. 2300 (ASM_IDENTIFY_GCC): Same. 2301 (ASM_IDENTIFY_LANGUAGE): Same. 2302 (ASM_OUTPUT_CONSTRUCTOR): Same. 2303 (ASM_OUTPUT_DEF): Same. 2304 (ASM_OUTPUT_DESTRUCTOR): Same. 2305 (ASM_OUTPUT_EXTERNAL_LIBCALL): Same. 2306 (ASM_OUTPUT_SECTION_NAME): Same. 2307 (ASM_WEAKEN_LABEL): Same. 2308 (BSS_SECTION_ASM_OP): Same. 2309 (COMMON_ASM_OP): Same. 2310 (CONST_SECTION_ASM_OP): Same. 2311 (CONST_SECTION_FUNCTION): Same. 2312 (CTORS_SECTION_ASM_OP): Same. 2313 (DTORS_SECTION_ASM_OP): Same. 2314 (ESCAPES): Same. 2315 (FINI_SECTION_ASM_OP): Same. 2316 (IDENT_ASM_OP): Same. 2317 (IDENT_ASM_OP): Same. 2318 (INIT_SECTION_ASM_OP): Same. 2319 (INT_ASM_OP): Same. 2320 (MAX_OFILE_ALIGNMENT): Same. 2321 (SBSS_SECTION_ASM_OP): Same. 2322 (SDATA_SECTION_ASM_OP): Same. 2323 (SECTION_FUNCTION_TEMPLATE): Same. 2324 (SELECT_SECTION): Same. 2325 (SE_CONST_SECTION): Same. 2326 (SIZE_ASM_OP): Same. 2327 (SKIP_ASM_OP): Same. 2328 (STRING_ASM_OP): Same. 2329 (STRING_LIMIT): Same. 2330 (TYPE_ASM_OP): Same. 2331 (TYPE_OPERAND_FMT): Same. 2332 23332000-11-29 Neil Booth <neilb@earthling.net> 2334 2335 * c-decl.c (c_decode_option): Don't handle -lang-objc. 2336 * objc/lang-options.h: Remove -lang-objc. 2337 * objc/lang-specs.h: Don't pass -lang-objc to cc1obj. 2338 * objc/objc-act.c (lang_init_options): Set c_language. 2339 23402000-11-29 Jakub Jelinek <jakub@redhat.com> 2341 2342 * expr.c (can_store_by_pieces): Reinitialize max_size for reverse 2343 tests. 2344 23452000-11-29 Neil Booth <neilb@earthling.net> 2346 2347 * c-pragma.c (init_pragma): Update for parse_in type change. 2348 23492000-11-29 Laurynas Biveinis <lauras@softhome.net> 2350 2351 * configure.in: recognize DOS-style absolute paths. 2352 23532000-11-29 Jakub Jelinek <jakub@redhat.com> 2354 2355 * expr.h (store_by_pieces): Add prototype. 2356 (can_store_by_pieces): Likewise. 2357 * expr.c (struct store_by_pieces): Renamed from clear_by_pieces. 2358 (can_store_by_pieces): New. 2359 (store_by_pieces): New. 2360 (clear_by_pieces): New. 2361 (clear_by_pieces_1): New. 2362 (store_by_pieces_1): Renamed from clear_by_pieces, handle storing 2363 arbitrary compiler generated constants into memory block. 2364 (store_by_pieces_2): Renamed from clear_by_pieces_1, likewise. 2365 * builtins.c (c_readstr): New. 2366 (builtin_memcpy_read_str): New. 2367 (expand_builtin_memcpy): If src is string constant and 2368 emit_block_move would move it by pieces, compute integer constants 2369 from the string and store it into memory block instead. 2370 (builtin_strncpy_read_str): New. 2371 (expand_builtin_strncpy): If N is not constant zero and c_strlen does 2372 not return INTEGER_CST, don't optimize. 2373 If N is larger than strlen(src) + 1, try to copy the string 2374 including padding with store_by_pieces. 2375 (expand_builtin_strcmp): If both arguments have side effects, don't 2376 optimize. 2377 (expand_builtin_fputs): If STR has side effects, don't optimize. 2378 23792000-11-29 Richard Earnshaw <rearnsha@arm.com> 2380 2381 * arm.md (sibcall, sibcall_value, sibcall_insn, sibcall_value_insn): 2382 Add use of link register. 2383 23842000-11-29 Joseph S. Myers <jsm28@cam.ac.uk> 2385 2386 * extend.texi: Update documentation for default format attributes. 2387 2388Tue Nov 28 21:56:45 2000 Jeffrey A Law (law@cygnus.com) 2389 2390 * pa/pa-64.h (ASM_OUTPUT_SECTION_NAME): Use a hash table, not 2391 a list, to keep track of the sections. 2392 23932000-11-28 Nick Clifton <nickc@redhat.com> 2394 2395 * config/arm/arm.md (pic_load_addr): Split into 2396 pic_load_addr_arm and pic_load_addr_thumb. 2397 2398 * config/arm/arm.c (legitimize_pic_address): Generate either 2399 ARM or Thumb versions of pic_load_addr. 2400 (arm_finalize_pic): Generate either ARM or Thumb versions of 2401 pic_load_addr. 2402 24032000-11-28 Richard Henderson <rth@redhat.com> 2404 2405 * calls.c (expand_call): Defer const/pure NO_DEFER_POP until 2406 after sibcall do_pending_stack_adjust. 2407 2408Wed Nov 29 00:08:23 2000 J"orn Rennecke <amylaar@redhat.com> 2409 2410 * jump.c (delete_insn): Check that REG_LABEL note actually contains 2411 a CODE_LABEL. 2412 24132000-11-28 Neil Booth <neilb@earthling.net> 2414 2415 * c-common.h: Remove flag_digraphs. 2416 * c-decl.c: Remove flag_digraphs. 2417 (c_decode_option): Don't set it. 2418 * c-lex.c (init_c_lex): Don't do anything for digraphs. 2419 24202000-11-28 Richard Henderson <rth@redhat.com> 2421 2422 * c-parse.in (finish_parse): Update for parse_in type change. 2423 (_yylex): Likewise. 2424 24252000-11-28 Neil Booth <neilb@earthling.net> 2426 2427 * cppmacro.c (cpp_scan_buffer_nooutput): Take a boolean 2428 indicating whether to scan all buffers on the stack or 2429 just one. 2430 * cppinit.c (do_includes): Update. 2431 * cppmain.c (main): Update. 2432 * cpplib.h: Update prototype. 2433 24342000-11-28 Richard Henderson <rth@redhat.com> 2435 2436 * genoutput.c (validate_insn_operands): New. 2437 (gen_insn): Call it. 2438 2439 * config/alpha/alpha.md (divmodsi_internal): Renumber operands. 2440 (divmoddi_internal): Likewise. 2441 * config/arm/arm.md (andsi3_compare0_scratch): Likewise. 2442 * config/i960/i960.md (branch patterns): Likewise. 2443 * config/ia64/ia64.md (tbit_and_0): Likewise. 2444 (tbit_and_1, tbit_or_0, tbit_or_1): Likewise. 2445 * config/m68k/m68k.md (zero_extract memory patterns): Likewise. 2446 * config/mips/mips.md (divmodsi4_internal): Likewise. 2447 (divmoddi4_internal): Likewise. 2448 * config/rs6000/rs6000.md (call patterns): Likewise. 2449 * config/sh/sh.md (movsi_y): Likewise. 2450 * config/sparc/sparc.md: Comment out if 0 v8p shift pattern. 2451 24522000-11-28 Richard Henderson <rth@redhat.com> 2453 2454 * config.gcc: Kill residual pyramid support. 2455 24562000-11-28 Neil Booth <neilb@earthling.net> 2457 2458 * c-lex.h (parse_in): Change parse_in to a cpp_reader *. 2459 * c-decl.c (c_decode_option): Update to match. 2460 * c-lex.c (init_c_lex, yyparse): Update to match. 2461 * c-lang.c (lang_init_options): Use cpp_create_reader. 2462 * cppinit.c (cpp_init): Rename initialize. 2463 (cpp_reader_init): Rename cpp_create_reader. Create the 2464 reader. Initialize cpplib if appropriate. 2465 * cpplib.h (cpp_create_reader) New prototype. 2466 (cpp_init, cpp_reader_init): Delete prototypes. 2467 * cppmain.c (general_init, setup_callbacks): New functions. 2468 (main): Use them. 2469 * fix-header.c (scan_in): Change type to cpp_reader *. 2470 (read_scan_file): Update for new cpplib interface and scan_in type. 2471 2472 * cp/decl.c (parse_in): Change to cpp_reader *. 2473 (lang_decode_option): Update. 2474 * cp/lex.c (lang_init_options): Use new cpplib interface. 2475 (init_cp_pragma, finish_parse, handle_pragma_implementation): Update. 2476 * cp/spew.c (read_token): Update. 2477 * objc/objc-act.c (lang_init_options): Update new cpplib interface. 2478 24792000-11-28 Jakub Jelinek <jakub@redhat.com> 2480 2481 * loop.c (load_mems): Avoid using next_label to find end_label. If 2482 jumping outside of the loop (other than loop end), don't hoist MEMs 2483 out of loop. 2484 24852000-11-28 Jan Hubicka <jh@suse.cz> 2486 2487 * calls.c (expand_call): Don't disable tail recursion based 2488 on the loop nest. 2489 24902000-11-28 Neil Booth <neilb@earthling.net> 2491 2492 * tradcpp.c (enum node_type): New hash types T_ASSERT, T_UNASSERT. 2493 (struct directive): Drop 4th argument from handlers. 2494 (do_define, do_line, do_include, do_undef, do_else, do_elif, 2495 do_endif): Similarly. 2496 (do_assert, do_unassert, do_ifdef, do_ifndef): New handlers. 2497 (do_ifxdef): Update as common handler of do_ifdef and do_ifndef. 2498 (make_definition, make_undef): Take a const char*. 2499 (make_assertion): New function. 2500 (struct directive_table): Update. 2501 (main): Handle -A command line argument. 2502 (handle_directive): Drop fourth handler argument. 2503 25042000-11-28 Bernd Schmidt <bernds@redhat.co.uk> 2505 2506 * simplify-rtx.c (cselib_record_sets): Ignore sets whose destination 2507 is anything but REG or MEM, but look inside STRICT_LOW_PART. 2508 2509Tue Nov 28 09:53:50 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 2510 2511 * system.h (IS_DIR_SEPARATOR): Use uppercase macro name. 2512 (IS_ABSOLUTE_PATHNAME): New macro. 2513 * gcc.c (find_a_file, process_command, do_spec_1, main): Use it. 2514 25152000-11-28 Jakub Jelinek <jakub@redhat.com> 2516 2517 * config/i386/i386.md (truncxfsf2_2): Fix predicate. 2518 25192000-11-27 Jim Wilson <wilson@redhat.com> 2520 2521 * reload1.c (reload): Use HOST_WIDE_INT for old_frame_size. 2522 25232000-11-27 Matthias Klose <doko@cs.tu-berlin.de> 2524 2525 * extend.texi (Nested Functions): Update URL of Usenix paper. 2526 25272000-11-27 Mark Mitchell <mark@codesourcery.com> 2528 2529 * function.c (free_after_compilation): Clear x_clobber_return_insn. 2530 25312000-11-27 Neil Booth <neilb@earthling.net> 2532 2533 * cppinit.c (cpp_reader_init): Remove handling of warn_paste 2534 command line options. 2535 (cpp_handle_option): Similarly. 2536 * cpplib.h (struct cpp_options): Remove warn_paste. 2537 * cppmacro.c (paste_tokens): Apart from assembler, make 2538 unpasteable token warning mandatory. 2539 25402000-11-27 Neil Booth <neilb@earthling.net> 2541 2542 * tradcpp.c (enum pending_dir_t, struct pending_dir): New. 2543 (main): Allocate a pending directive set of these. Use it. 2544 Merge handling of -D and -U. Update handling of pending 2545 directives. Free the memory after use. 2546 25472000-11-27 Bernd Schmidt <bernds@redhat.co.uk> 2548 2549 * flow.c (entry_exit_blocks): Add entry for cond_local_set. 2550 (struct propagate_block_info): Add new member cond_local_set. 2551 (propagate_block): Accept new arg cond_local_set. All callers 2552 changed. 2553 (init_propagate_block_info): Likewise. 2554 (calculate_global_regs_live): Allocate & free cond_local_set. Always 2555 rescan if there's overlap between cond_local_set and new_live_at_end. 2556 (mark_set_1): Set bits either in cond_local_set or local_set, as 2557 appropriate. 2558 * basic-block.h (struct basic_block_def): New field cond_local_set. 2559 (propagate_block, init_propagate_block_info): Update prototypes. 2560 2561Mon Nov 27 17:29:44 2000 kaz Kojima <kkojima@rr.iij4u.or.jp> 2562 2563 * gcc/config/sh/sh.md (udivsi3_i4, udivsi3_i4_single): Clobber 2564 T register. 2565 25662000-11-27 Richard Earnshaw <rearnsha@arm.com> 2567 2568 * arm.c (select_dominance_cc_mode): Handle new way that combine 2569 canonicalizes conditional compares. 2570 (arm_select_cc_mode): Likewise. 2571 * arm.md: Garbage collect some dead code. 2572 (cmp_and, cmp_ior): New patterns. 2573 (splitter for conditional move with inverted false): Use cond_exec 2574 and handle unordered comparisons. 2575 2576Mon Nov 27 17:22:56 MET 2000 Jan Hubicka <jh@suse.cz> 2577 2578 * i386.c (ix86_force_to_memory, ix86_free_from_memory): New. 2579 * i386-protos.h (ix86_force_to_memory, ix86_free_from_memory): Declare 2580 * i386.md (float?i?f, int/fp operations): Rewrite spliters to use 2581 ix86_force_to_memory and ix86_free_from_memory. 2582 25832000-11-27 Richard Earnshaw <rearnsha@arm.com> 2584 2585 * arm.md (arm_adddi3, adddi_sesidi_di, adddi_zesidi_di, arm_addsi3, 2586 arm_subsi3_insn, anddi_zesidi_di, arm_andsi3_insn, anddi_notdi_di, 2587 anddi_notzesidi_di, anddi_notsesidi_di, arm_iorsi3, 2588 one_cmpldi2): Merge with splitters to create define_insn_and_split 2589 patterns. Remove redundant splits. 2590 (peephole2 for add:SI of invalid immediate): New. 2591 (peephole2 for minus:SI of invalid immediate): New. 2592 (peephole2 for ior:SI of invalid immediate): New. 2593 (peephole for merge of move and compare): Convert ot peephole2. 2594 (addsf3, adddf3): Mark as commutative. 2595 2596 * arm.md (thumb peephole for merging stack adjustments): Convert to 2597 peephole2. 2598 25992000-11-27 Bernd Schmidt <bernds@redhat.co.uk> 2600 2601 * haifa-sched.c (print_pattern): Prettier output for COND_EXEC. 2602 2603 * reload1.c (reload_cse_simplify_set): Pass down mode to cselib_lookup. 2604 (reload_cse_simplify_operands): Do nothing about operands where both 2605 the operand and the match_operand fail to give us a mode. 2606 * simplify-rtx.c (wrap_constant): New function. 2607 (entry_and_rtx_equal_p): Except integer constants to come wrapped in a 2608 CONST describing the proper mode. 2609 (rtx_equal_for_cselib_p): Pass down modes to recursive calls of 2610 cselib_lookup. 2611 (cselib_lookup_mem): Call wrap_constant on the rtx that is passed to 2612 htab_find_slot_with_hash. 2613 (cselib_lookup): Likewise. 2614 2615 Based on a patch from Geoff Keating <geoffk@redhat.com>: 2616 * loop.c (basic_induction_var): If a REG is set from something 2617 that is not a biv, then the REG is not a biv. Even if it is 2618 earlier set from something that is a biv. 2619 26202000-11-27 Alexandre Oliva <aoliva@redhat.com> 2621 2622 * configure.in (extra_objs): Enclose extra_headers in quotes. 2623 * configure: Rebuilt. 2624 26252000-11-27 Neil Booth <neilb@earthling.net> 2626 2627 * c-lex.c (cb_enter_file, cb_leave_file, cb_rename_file): 2628 Combine into the new function cb_change_file. 2629 (init_c_lex): Update. 2630 * cppfiles.c (stack_include_file): Use _cpp_do_file_change. 2631 (cpp_syshdr_flags): Delete. 2632 * cpphash.h (_cpp_do_file_change): New prototype. 2633 Move struct cpp_buffer here from... 2634 * cpplib.h (struct cpp_buffer): ... here. 2635 (enum cpp_fc_reason, struct cpp_file_loc, 2636 struct_cpp_file_change, change_file): New. 2637 (enter_file, leave_file, rename_file, cpp_syshdr_flags): Delete. 2638 * cpplib.c (do_line): Update for new cb_change_file callback. 2639 (_cpp_do_file_change): New function. 2640 (_cpp_pop_buffer): Update to use it. 2641 * cppmain.c (move_printer): Delete. 2642 (main): Set up single callback cb_change_file. 2643 (cb_enter_file, cb_leave_file, cb_rename_file): Delete. 2644 (cb_change_file): New. 2645 * fix-header.c (cur_file, cb_change_file): New. 2646 (recognized_function, read_scan_file): Update. 2647 * scan-decls.c (scan_decls): Update. 2648 * scan.h (recognized_function): Update prototype. 2649 26502000-11-26 Mark Mitchell <mark@codesourcery.com> 2651 2652 * tree.h (mark_tree_hashtable): New function. 2653 * tree.c (mark_tree_hashtable_entry): New function. 2654 (mark_tree_hashtable): Likewise. 2655 26562000-11-27 Michael Meissner <meissner@redhat.com> 2657 2658 * d30v-protos.h (srelational_si_operator): Correctly spell 2659 function. 2660 (urelational_si_operator): Ditto. 2661 (relational_si_operator): Ditto. 2662 (d30v_expand_prologue): Add prototype. 2663 (d30v_expand_epilogue): Ditto. 2664 2665 * d30v.h (OPTIMIZATION_OPTIONS): Undo November 22nd change. 2666 2667 * d30v.md (movcccc_*): Delete now unused patterns. 2668 (64 bit comparison splitters): Rewrite to use COND_EXEC instead of 2669 IF_THEN_ELSE. 2670 (define_cond_exec): Use 'b' to select branch flags. 2671 26722000-11-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 2673 2674 * builtins.c (expand_builtin_strncmp, expand_builtin_strncpy): New 2675 functions. 2676 (expand_builtin): Handle BUILT_IN_STRNCPY and BUILT_IN_STRNCMP. 2677 2678 * builtins.def (BUILT_IN_STRNCPY, BUILT_IN_STRNCMP): New entries. 2679 2680 * c-common.c (c_common_nodes_and_builtins): Declare builtin 2681 strncpy and strncmp. 2682 2683 * extend.texi (strncmp, strncpy): Document new builtins. 2684 26852000-11-26 Mark Mitchell <mark@codesourcery.com> 2686 2687 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Use a hash table, not 2688 a list, to keep track of the sections. 2689 * tm.texi (ASM_OUTPUT_SECTION_NAME): Document the fact that the 2690 parameter provided will always be a canonical string. 2691 26922000-11-26 Neil Booth <neilb@earthling.net> 2693 2694 * cppmacro.c (cpp_scan_buffer_nooutput): Only scan the 2695 current buffer. 2696 26972000-11-26 Joseph S. Myers <jsm28@cam.ac.uk> 2698 2699 * makefile.vms: Remove EGCS references. 2700 27012000-11-26 Ulrich Drepper <drepper@redhat.com> 2702 2703 * dwarf2out.c (output_file_names): New function. Compute minimal 2704 combination of directory and file name table and emit them. 2705 (output_line_info): Remove code to emit directory and file name 2706 table and call output_file_names instead. 2707 (file_info_cmp): Helper function to sort directory names. 2708 27092000-11-26 Neil Booth <neilb@earthling.net> 2710 2711 * cpplib.h (struct cpp_reader): Remove lang_asm. 2712 (struct cpp_options): Remove c89. New members lang, 2713 extended_numbers. 2714 * cppexp.c (parse_number): Use them. 2715 * cpphash.h (VALID_SIGN): Use them. 2716 * cppinit.c (set_lang, cpp_start_read): Update. 2717 * cpplex.c (parse_string, _cpp_lex_token): Update. 2718 * cpplib.c (_cpp_handle_directive): Update. 2719 * cppmacro.c (parse_args): Update. 2720 * cppmain.c (scan_buffer): Update. 2721 2722Sun Nov 26 10:02:37 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 2723 2724 * fold-const.c (fold, case CONVERT_EXPR): Always return tree of 2725 proper type. 2726 27272000-11-26 Neil Booth <neilb@earthling.net> 2728 2729 * Makefile.in: Remove MAYBE_CPPLIB and maybe_cpplib. 2730 * c-decl.c: Remove parse_in declaration. 2731 * c-lang.c: Similarly. 2732 * c-lex.c: Similarly. 2733 * c-parse.in: Similarly. 2734 * c-pragma.c: Similarly. 2735 * configure.in: Similarly. 2736 * cp/Make-lang.in: Similarly. 2737 * cp/spew.c: Similarly. 2738 * cp/decl2.c: Remove check for lang-c++ option. 2739 * cp/lang-specs.h: Remove -lang-c++ from cc1plus command line. 2740 * cp/lex.c (lang_init_options): With cpp_reader_init, default to C++. 2741 * c-lex.h: Add declaration of parse_in. 2742 * cppinit.c: Call set_lang after allocating pfile->pending. 2743 * configure: Regenerate. 2744 27452000-11-25 Zack Weinberg <zack@wolery.stanford.edu> 2746 2747 * combine.c (try_combine): Remove redundant test. 2748 27492000-11-25 Richard Henderson <rth@redhat.com> 2750 2751 * c-common.h (DECL_C_HARD_REGISTER): New. 2752 * c-decl.c (finish_decl): Set it for asm register variables. 2753 * c-semantics.c (emit_local_var): Test it when instantiating one. 2754 27552000-11-25 Richard Henderson <rth@redhat.com> 2756 2757 * c-decl.c (c_expand_body): Use DECL_SOURCE_LINE rather than 2758 lineno for the start of the function. 2759 27602000-11-25 Richard Henderson <rth@redhat.com> 2761 2762 * dwarf2out.c (file_table, file_table_allocated): Remove. 2763 (file_table_allocated): Remove. 2764 (struct file_table): New. 2765 (decl_file_table, line_file_table): New. 2766 (print_dwarf_line_table): Use them. 2767 (size_of_line_prolog): Likewise. 2768 (output_line_info): Likewise. 2769 (add_src_coords_attributes): Likewise. 2770 (gen_subprogram_die): Likewise. 2771 (gen_variable_die): Likewise. 2772 (dwarf2out_add_library_unit_info): Likewise. 2773 (dwarf2out_line): Likewise. 2774 (lookup_filename): Take a struct file_table argument. 2775 (init_file_table): New. 2776 (dwarf2out_init): Use it. 2777 27782000-11-25 Joseph S. Myers <jsm28@cam.ac.uk> 2779 2780 * invoke.texi: Update sequence points references. 2781 27822000-11-25 Neil Booth <neilb@earthling.net> 2783 2784 * c-common.c: Remove USE_CPPLIB conditional inclusions. 2785 * c-common.h: Similarly. 2786 * c-decl.c: Similarly. 2787 * c-lang.c: Similarly. 2788 * c-lex.c: Similarly. 2789 * c-parse.in: Similarly. 2790 * c-pragma.c: Similarly. 2791 * c-pragma.h: Similarly. 2792 * gcc.c: Similarly. 2793 * toplev.c: Similarly. 2794 * cp/cp-tree.h: Similarly. 2795 * cp/decl2.c: Similarly. 2796 * cp/lang-specs.h: Similarly. 2797 * cp/lex.c: Similarly. 2798 * cp/lex.h: Similarly. 2799 * cp/spew.c: Similarly. 2800 * java/lang-options.h: Similarly. 2801 * objc/lang-specs.h: Similarly. 2802 * objc/objc-act.c: Similarly. 2803 2804 * configure.in: Remove configure option. 2805 * config.in: Regenerate. 2806 * configure: Regenerate. 2807 28082000-11-25 Richard Henderson <rth@redhat.com> 2809 2810 * haifa-sched.c (sched_analyze_1, sched_analyze_2, sched_analyze): 2811 Revert 2000-11-22 change. 2812 28132000-11-25 Bernd Schmidt <bernds@redhat.co.uk> 2814 2815 * config/i386/i386.h (FIXED_REGS): Make the three flags registers 2816 fixed. 2817 28182000-11-25 Philipp Thomas <pthomas@suse.de> 2819 * configure.in (ALL_LINGUAS): Remove en_GB and add sv. 2820 * configure: Rebuilt. 2821 28222000-11-25 Jakub Jelinek <jakub@redhat.com> 2823 2824 * config/sparc/sparc.md (muldi3_v8plus): Remove H constraint. 2825 Handle CONST_INT as second argument. 2826 * config/sparc/sparc.c (set_extends): Remove first argument. 2827 Properly handle AND, CONST_INT and CONST_DOUBLE, handle IOR, XOR and 2828 MOV. 2829 (sparc_check_64): Abort if first argument is not REG. 2830 If it is DImode REG, look at the lower register of the register 2831 pair. 2832 2833 * config/sparc/sparc.c (load_pic_register, restore_regs, 2834 output_return, sparc_v8plus_shift, sparc_function_profiler, 2835 sparc_function_block_profiler, sparc_block_profiler): Fix output 2836 formatting. 2837 28382000-11-25 Alexandre Oliva <aoliva@redhat.com> 2839 2840 * config/sh/sh.h (TARGET_NONE): New. 2841 (TARGET_SWITCHES): For all variant-selecting switch, use 2842 TARGET_NONE to reset all other variant-selecting switch. Added 2843 empty strings to avoid warnings. 2844 (TARGET_DEFAULT): Set to SH1_BIT. 2845 2846 * Makefile.in ($(INTL_TARGETS)): Added $(CONFIG_H) for 2847 insn-codes.h. 2848 2849 * gcc/config/sh/sh.md (sibcalli, sibcalli_pcrel): New insns. 2850 (sibcall_pcrel): New insn_and_split. 2851 (sibcall, sibcall_value, sibcall_epilogue): New expands. 2852 2853 * config/sh/sh.md (GOTaddr2picreg, symGOT2reg, symGOTOFF2reg, 2854 symPLT_label2reg, call, call_value): Don't set 2855 current_function_uses_pic_offset_table. 2856 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't mark 2857 PIC_OFFSET_TABLE_REGNUM as call_used, so that calc_live_regs 2858 takes it into account. 2859 (FINALIZE_PIC): Delete, useless. 2860 (LEGITIMATE_CONSTANT_P): Delete, unused. 2861 * config/sh/sh.c (sh_expand_prologue): Don't use 2862 current_function_uses_pic_offset_table. Don't special-case 2863 PIC_OFFSET_TABLE_REGNUM. Initialize it if it's ever live and 2864 PIC is enabled. 2865 (sh_expand_epilogue, initial_elimination_offset): Don't 2866 special case PIC_OFFSET_TABLE_REGNUM. 2867 28682000-11-25 Alexandre Oliva <aoliva@redhat.com>, NIIBE Yutaka <gniibe@m17n.org> 2869 2870 * config/sh/sh-protos.h (symbol_ref_operand): Declare. 2871 * config/sh/sh.md (UNSPEC_CALLER): New constant. 2872 (calli_pcrel, call_valuei_pcrel): Use PIC_REG. 2873 (call_pcrel, call_value_pcrel): New insn_and_splits. 2874 (call, call_value): Use them. 2875 (call_site): New expand. 2876 (sym_label2reg, symPLT_label2reg): Adjust to hold call_sites. 2877 * config/sh/sh.h (OUTPUT_ADDR_CONST_EXTRA) [UNSPEC_CALLER]: 2878 Output call_site label. 2879 (PREDICATE_CODES): Added symbol_ref_operand. 2880 * config/sh/sh.c (symbol_ref_operand): Define. 2881 * emit-rtl.c (try_split): Propagate CALL_INSN_FUNCTION_USAGE 2882 to CALL_INSNs in the split sequence. 2883 28842000-11-24 Nick Clifton <nickc@redhat.com> 2885 2886 * config.gcc (v850-*-*): Define c_target_objs and 2887 cxx_target_objs. 2888 2889 * config/v850/t-v850: Define how to build v850-c.o 2890 2891 * config/v850/v850.h (struct data_area_stack_element): Move 2892 definition here from v850.c. 2893 2894 * config/v850v850.c: Include gcc.h to avoid compile time 2895 warning. 2896 (push_data_area): Move to v850-c.c. 2897 (pop_data_area): Move to v850-c.c. 2898 (mark_current_function_as_interrupt): Move to v850-c.c. 2899 (GHS_default_section_names): Allow to be exported. 2900 (GHS_current_section_names): Allow to be exported. 2901 (data_area_stack_elements): Allow to be exported. 2902 (ghs_pragma_section): Move to v850-c.c. 2903 (ghs_pragma_interrupt): Move to v850-c.c. 2904 (ghs_pragma_starttda): Move to v850-c.c. 2905 (ghs_pragma_startsda): Move to v850-c.c. 2906 (ghs_pragma_startzda): Move to v850-c.c. 2907 (ghs_pragma_endtda): Move to v850-c.c. 2908 (ghs_pragma_endsda): Move to v850-c.c. 2909 (ghs_pragma_endzda): Move to v850-c.c. 2910 2911 * config/v850/v850-c.c: New file: Contains v850 specific 2912 pragma parsing functions. 2913 29142000-11-24 Nick Clifton <nickc@redhat.com> 2915 2916 * config.gcc (extra_objs): Remove duplicate description. 2917 (c_target_objs): New variable. Contains target specific 2918 object files for the gcc C compiler only. 2919 (cxx_target_objs): New variable. Contains target specific 2920 object files for the gxx C++ compiler only. 2921 2922 * configure.in (c_target_objs): Substitute in the makefile. 2923 (cxx_target_objs): Substitute in the makefile. 2924 * configure: Regenerate. 2925 2926 * Makefile.in (C_TARGET_OBJS): Define and initialize from 2927 c_target_objs. 2928 (CXX_TARGET_OBJS): Define and initialize from 2929 cxx_target_objs. 2930 (C_AND_OBJC_OBJS): Include C_TARGET_OBJS. 2931 2932 * cp/Make-lang.in (CXX_C_OBJS): Include CXX_TARGET_OBJS). 2933 2934 * tm.texi (REGISTER_TARGET_PRAGMAS): Add paragraph explaining 2935 about how the use of the 'c_lex' function requires the use of 2936 the target specific, language specific object files feature of 2937 the configuration mechanism. 2938 2939Fri Nov 24 18:50:58 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 2940 2941 * gcc.c (process_command): Use F_OK, not R_OK. 2942 29432000-11-24 Arno J. Klaassen <arno@heho.snv.jussieu.fr> 2944 2945 * flow.c (print_rtl_and_abort): Remove ANSIism. 2946 2947Fri Nov 24 19:54:36 2000 Alexandre Oliva <aoliva@redhat.com> 2948 2949 * config/sh/sh.h (GENERAL_REGISTER_P, 2950 GENERAL_OR_AP_REGISTER_P, FP_REGISTER_P, XD_REGISTER_P, 2951 FP_OR_XD_REGISTER_P, FP_ANY_REGISTER_P): New macros. Use them 2952 all over. 2953 (SPECIAL_REG): Renamed to SPECIAL_REGISTER_P. 2954 * config/sh/sh.c: Use new macros. 2955 * config/sh/sh.md: Likewise. 2956 2957Fri Nov 24 19:46:16 2000 Alexandre Oliva <aoliva@redhat.com> 2958 2959 * config/sh/sh.md: Clobber MACH_REG and MACL_REG in SImode, 2960 instead of just MACH_REG in DImode. Always refer to FPSCR_REG 2961 in PSImode. 2962 2963Fri Nov 24 22:37:41 2000 Denis Chertykov <denisc@overta.ru> 2964 2965 * config/avr/avr.c (out_tsthi,out_tstsi): Test simplification bug 2966 fixed. 2967 (machine_dependent_reorg): Wrong optimization based on 2968 NOTICE_UPDATE_CC removed. 2969 2970Fri Nov 24 19:48:09 2000 J"orn Rennecke <amylaar@redhat.com> 2971 2972 * jump.c (delete_computation): Re-instate deletion of feeding insn. 2973 (delete_insn): Look for REG_LABEL notes. 2974 (redirect_tablejump): Delete feeding insns. 2975 29762000-11-24 Bernd Schmidt <bernds@redhat.co.uk> 2977 2978 * config/i386/i386.md (call_pop_0, call_pop_1, call_value_pop_0, 2979 call_value_pop_1): Make sure operand numbers are contiguous. 2980 2981 * fold-const.c (fold_range_test): Avoid crash if LHS or RHS is null. 2982 2983 * reload1.c (conflicts_with_override): New function. 2984 (emit_input_reload_insns): Use it to tighten test for validity 2985 of substituting into output of previous insn. 2986 2987 * haifa-sched.c (struct ready_list): New. 2988 (ready_lastpos, ready_add, ready_remove_first, ready_sort): New static 2989 functions. 2990 (schedule_insn): Replace args READY and N_READY with a pointer to a 2991 ready_list; return void. Use the new functions to access the ready 2992 list. All callers changed. 2993 (queue_to_ready, debug_ready_list): Likewise. 2994 (schedule_block): Initialize a ready_list structure. Use new 2995 functions to access it. 2996 (max_priority): Remove unused variable. 2997 (schedule_insn): Don't set it. 2998 2999 * c-common.c (verify_tree): Don't recurse into CONSTRUCTORs. 3000 3001 * combine.c (cant_combine_insn_p): New function. 3002 (try_combine): Use it. 3003 3004 * Makefile.in (c-common.o): Depend on $(OBSTACK_H). 3005 * c-common.c (c-obstack.c): Include "obstack.h". 3006 (struct reverse_tree): Delete. 3007 (reverse_list, reverse_max_depth): Delete. 3008 (build_reverse_tree, common_ancestor, modify_ok): Delete functions. 3009 (struct tlist, struct tlist_cache): New. 3010 (tlist_obstack, tlist_firstobj, warned_ids, save_expr_cache): New. 3011 (add_tlist, merge_tlist, verify_tree, warning_candidate_p, 3012 warn_for_collisions, warn_for_collisions_1, new_tlist): New 3013 static functions. 3014 (verify_sequence_points): Rewritten. 3015 * fold-const.c (fold): Don't lose possibly important sequence 3016 points when removing one arm of TRUTH_ORIF_EXPRs or TRUTH_ANDIF_EXPRs. 3017 30182000-11-24 Richard Sandiford <rsandifo@redhat.com> 3019 3020 * gcc/cse.c (cse_insn): Removed conversion of REG_EQUIV to REG_EQUAL 3021 when reversing a register-to-register copy. Reversal now disabled 3022 when the previous instruction has a REG_EQUIV. 3023 30242000-11-24 Nathan Sidwell <nathan@codesourcery.com> 3025 3026 * c-parse.in (unary_expr): Move VA_ARG from here ... 3027 (primary): ... to here. 3028 30292000-11-23 Graham Stott <grahams@redhat.com> 3030 3031 * expr.c (store_constructor): If a field is non addressable and 3032 the target is a MEM use MEM_ALIAS_SET otherwise use get_alias_set. 3033 30342000-11-23 Bernd Schmidt <bernds@redhat.co.uk> 3035 3036 * flow.c (print_rtl_and_abort): New function. 3037 (verify_wide_reg, verify_local_live_at_start): Try to dump more 3038 information before aborting. 3039 30402000-11-23 Alexandre Oliva <aoliva@redhat.com> 3041 3042 * emit-rtl.c (gen_lowpart_common): Use word 0 if register mode 3043 is narrower than requested mode. 3044 (gen_highpart): Abort if register mode is narrower than 3045 requested mode. 3046 30472000-11-23 Graham Stott <grahams@redhat.com> 3048 3049 * cse.c (cse_insn): Initialize all regcost variables. 3050 Fix a typo add missing '='. 3051 Only compare costs if there is a replacement insn. 3052 3053Thu Nov 23 04:33:33 2000 Alexandre Oliva <aoliva@redhat.com> 3054 3055 * final.c (output_addr_const) [LABEL_REF]: Simplify. 3056 [MINUS]: Enclose non-CONST_INTs in parentheses. 3057 [default]: Try OUTPUT_ADDR_CONST_EXTRA. 3058 * tm.texi (OUTPUT_ADDR_CONST_EXTRA): Document it. 3059 * varasm.c (decode_rtx_const) [CONST]: If it's not something 3060 PLUS or MINUS a CONST_INT, use the whole CONST with offset 0 3061 instead of abort()ing. 3062 * sh.c (output_pic_addr_const): Removed. Fixed all callers. 3063 * sh.h (OUTPUT_ADDR_CONST_EXTRA): New. Handle the UNSPECs 3064 formerly handled in output_pic_addr_const. 3065 * sh.md (sym_label2reg, symPLT_label2reg): Enclose UNSPEC 3066 operands of MINUS in CONSTs so that decode_rtx_const() will 3067 accept them. 3068 3069Thu Nov 23 04:10:30 2000 Alexandre Oliva <aoliva@redhat.com> 3070 3071 * config/sh/sh.md (mova_const): New pattern. 3072 (GOTaddr2picreg): Use it. 3073 * config/sh/sh.c (broken_move): Match it. 3074 (mova_p): Don't match it. 3075 (machine_dependent_reorg): Adjust it. 3076 3077Thu Nov 23 02:09:09 2000 Alexandre Oliva <aoliva@redhat.com> 3078 3079 * config/sh/sh.h (FIRST_GENERAL_REG, LAST_GENERAL_REG): New. 3080 Moved most register-number #defines... 3081 * config/sh/sh.md (define_constants): ... here. Use macros to 3082 refer to registers and unspecs. 3083 * config/sh/sh.c: Likewise. 3084 3085Thu Nov 23 01:01:32 2000 J"orn Rennecke <amylaar@redhat.com> 3086 3087 * Makefile.in (HOST_CFLAGS): Add -DGENERATOR_FILE. 3088 (rtl.o, print-rtl.o, bitmap.o, obstack.o): Build with -DGENERATOR_FILE. 3089 (alloca.o, vfprintf.o, ggc-none.o, errors.o): Likewise. 3090 (splay-tree.o, hash.o): Likewise. 3091 GCONFIG_H: New. 3092 (rtl.o, print-rtl.o): Depend on $(GCONFIG_H) instead of $(CONFIG_H). 3093 (bitmap.o, obstack.o, vfprintf.o, ggc-none.o, errors.o): Likewise. 3094 (hashtab.o): Likewise. 3095 (gcov.o): Depend on $(CONFIG_H). 3096 * configure.in: #include insn-codes.h in tm.h. 3097 30982000-11-22 Nick Clifton <nickc@redhat.com> 3099 3100 * config/arm/arm.c (arm_encode_call_attribute): Make 'newstr' a 3101 const char * to avoid a compile time warning. 3102 3103 * config/arm/arm.md (define_constants): Define symbolic names for 3104 the link register, last integer register and the fake CC register. 3105 Update patterns to use these symbolic names. 3106 31072000-11-22 Neil Booth <neilb@earthling.net> 3108 3109 * cpplex.c (trigraph_ok): Ensure we don't warn twice. 3110 * cpplib.h (struct cpp_buffer): New member last_Wtrigraphs. 3111 31122000-11-22 Richard Henderson <rth@redhat.com> 3113 3114 * haifa-sched.c (sched_analyze_1): Don't special-case calls 3115 for clobbering registers. 3116 (sched_analyze_2): Likewise. 3117 (sched_analyze): Zap reg_last_uses and reg_last_sets after calls. 3118 31192000-11-22 Chris Demetriou <cgd@sibyte.com> 3120 Neil Booth <neilb@earthling.net> 3121 3122 * gcc.c (validate_switches): Validate multiple switches named 3123 in '|' (or) expressions in specs. 3124 (handle_braces): If more than 1 alternative in a '|' spec 3125 matches, call do_spec1 just once. 3126 31272000-11-22 Michael Meissner <meissner@redhat.com> 3128 3129 * d30v.h (TARGET_SWITCHES): Add documentation strings. 3130 (TARGET_OPTIONS): Ditto. 3131 (OPTIMIZATION_OPTIONS): Temporarily turn off -frename-registers if 3132 -O3. 3133 3134Wed Nov 22 06:40:56 2000 Jeffrey A Law (law@cygnus.com) 3135 3136 * pa.c (hppa_encode_label): Account for addition of encoding 3137 character when allocating persistent space for the new label 3138 name. 3139 31402000-11-22 Zack Weinberg <zack@wolery.stanford.edu> 3141 3142 * Makefile.in, config.gcc, configure.in: Expunge remaining 3143 traces of facility for running MD files through C preprocessor. 3144 31452000-11-22 Joseph S. Myers <jsm28@cam.ac.uk> 3146 3147 * gcov.texi: Add magic comments for texi2pod.pl. 3148 * Makefile.in: Add rules to generate and install gcov.1. 3149 * gcov.1: New (generated) file. 3150 31512000-11-21 Richard Henderson <rth@redhat.com> 3152 3153 * regrename.c (scan_rtx_reg): Terminate the chain rather than 3154 abort on mark_read with NO_REGS. 3155 31562000-11-21 Mike Stump <mrs@wrs.com> 3157 3158 * fixinc/fixtests.c (TEST_FOR_FIX_PROC_HEAD): Fix to allow 3159 compilation with older compilers, such as /bin/cc on SunOS. 3160 * fixinc/fixfixes.c (FIX_PROC_HEAD): Ditto. 3161 31622000-11-21 Richard Henderson <rth@redhat.com> 3163 3164 * varasm.c (record_constant): Pad the constructed 3165 constant_descriptor appropriately. 3166 3167Wed Nov 22 00:52:55 2000 J"orn Rennecke <amylaar@redhat.com> 3168 3169 * rtl.h (traverse_md_constants): Declare. 3170 (struct md_constant): Define. 3171 * Makefile.in (HOST_RTL): Add hashtab.o . 3172 (OBJS): Add hashtab.o . 3173 (hashtab.o): New rule. 3174 (rtl.o): Depends on HASHTAB_H. 3175 * rtl.c (hashtab.h): #include. 3176 (md_constants): New static variable. 3177 (def_hash, def_name_eq_p, read_constants): New static functions. 3178 (traverse_md_constants): New function. 3179 (read_name): Do constant expansion. 3180 (read_rtx): Recognize define_constants. 3181 * gencodes.c (print_md_constant): New function. 3182 (main): Emit #defines for all constant definitions encountered. 3183 * md.texi (Constant Definitions): New node. 3184 * gensupport.c (xcalloc): New function. 3185 31862000-11-21 Richard Henderson <rth@redhat.com> 3187 3188 * config/alpha/alpha.c (alpha_split_tfmode_frobsign): New. 3189 * config/alpha/alpha-protos.h: Declare it. 3190 * config/alpha/alpha.md (abstf_internal): Use it. 3191 (negtf_internal): Likewise. 3192 (andnotdi3): Unstar the name. 3193 (movtf_internal): Add o/G alternative. 3194 31952000-11-21 Zack Weinberg <zack@wolery.stanford.edu> 3196 3197 * stringpool.c (stringpool_statistics): Also report number and 3198 percentage of entries which are identifiers. 3199 32002000-11-21 Diego Novillo <dnovillo@redhat.com> 3201 3202 * gcse.c (hoist_expr_reaches_here_p): Do not mark expr_bb as 3203 visited before visiting it. 3204 32052000-11-21 Nick Clifton <nickc@redhat.com> 3206 3207 * config/arm/arm.h: Accept TARGET_CPU_arm9tdmi, 3208 TARGET_CPU_strongarm110 and TARGET_SPU_strongarm1100. 3209 3210 * config.gcc: Accept --with-cpu=arm9 and --with-cpu=arm9tdmi. 3211 32122000-11-21 Richard Henderson <rth@redhat.com> 3213 3214 * c-common.c (c_unsafe_for_reeval): New function. 3215 (add_c_tree_codes): Register it. 3216 * c-common.h: Declare it. 3217 * tree.c (lang_unsafe_for_reeval): New hook. 3218 (unsafe_for_reeval): Call it. 3219 * tree.h: Declare it. 3220 32212000-11-21 Richard Henderson <rth@redhat.com> 3222 3223 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify @GOT 3224 references as well. 3225 32262000-11-21 Neil Booth <neilb@earthling.net> 3227 3228 * do_includes: Revert to using cpp_read_file. 3229 32302000-11-21 Bernd Schmidt <bernds@redhat.co.uk> 3231 3232 * loop.c (consec_sets_giv): If the reg we're examining is anything 3233 but UNKNOWN_INDUCT, do nothing. 3234 Reset the reg's type to UNKNOWN_INDUCT before returning. 3235 3236 Mostly from Vladimir Makarov (vmakarov@redhat.com) 3237 * ia64.md (attr itanium_class): Define insn types as described in 3238 Itanium docs. 3239 (all insn patterns): Use itanium_class, not type attributes. 3240 Occasionally split alternatives as necessary. 3241 (attr type): Compute from new attr itanium_class. 3242 32432000-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 3244 3245 * tradcpp.c (output_line_command): Mark system headers as such in 3246 `line' commands. 3247 32482000-11-21 Jakub Jelinek <jakub@redhat.com> 3249 3250 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): SPARC has .file/.loc 3251 support in as as well. 3252 * configure: Regenerate. 3253 32542000-11-20 Richard Henderson <rth@redhat.com> 3255 3256 * c-lex.c (orig_filename): New variable. 3257 (init_c_lex): Set it. Move call to cpp_start_read ... 3258 (yyparse): ... here. New function. 3259 * c-parse.in (yyparse_1): Rename the parser entry point. 3260 * c-tree.h: Declare it. 3261 32622000-11-21 Jakub Jelinek <jakub@redhat.com> 3263 3264 * expr.c (do_compare_and_jump): If op0 was replaced by promoted 3265 integer constant, use type of op1 for comparison. 3266 32672000-11-20 Stan Shebs <shebs@apple.com> 3268 3269 * config/rs6000/xm-darwin.h: New file, Darwin host definitions. 3270 * config/rs6000/x-darwin: New file, Darwin host fragment. 3271 * config.gcc (powerpc-*-darwin*): New host. 3272 * system.h (HAVE_DESIGNATED_INITIALIZERS): Allow this to be 3273 overridden by a config file. 3274 32752000-11-20 Neil Booth <neilb@earthling.net> 3276 3277 * cppmacro.c (paste_tokens): Rename from paste_payloads. 3278 Change token type after pasting spellings. 3279 (paste_all_tokens): Use it. 3280 * gcc.dg/cpp/paste2.c: Update test. 3281 * objc/execute/paste.m: New test. 3282 32832000-11-20 Richard Henderson <rth@redhat.com> 3284 3285 * dwarf.h (FMT_CODE): Adjust argument order; fix mapping to 3286 dwarf_subscr_data_formats bits. 3287 * dwarfout.c (simple_type_size_in_bits): Handle a type with 3288 no computed size as size zero. 3289 (field_byte_offset): Likewise. 3290 (subscript_data_attribute): Handle a range with no upper bound. 3291 32922000-11-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 3293 3294 * gansidecl.h (const): Check __STDC__ before undef'ing `const'. 3295 32962000-11-20 Joseph S. Myers <jsm28@cam.ac.uk> 3297 3298 * c-typeck.c (build_conditional_expr): When merging type 3299 qualifiers for conditional expressions between a pointer and a 3300 pointer to a void type, merge the qualifiers on the target types 3301 rather than the pointer type. Remove obsolete conditioned out 3302 code. 3303 33042000-11-20 Neil Booth <neilb@earthling.net> 3305 3306 * c-lang.c (lang_init_options): Update call to 3307 cpp_reader_init. 3308 * cppmain.c (main): Similarly. 3309 * fix-header.c (read_scan_file): Similarly. 3310 * cp/lex.c (lang_init_options): Similarly. 3311 * objc/objc-act.c (lang_init_options): Similarly. 3312 * cppexp.c (parse_number): Only warn for unextended C89. 3313 * cppinit.c (set_lang): New function. 3314 (cpp_reader_init): Take a LANG argument and pass it to set_lang. 3315 (COMMAND_LINE_OPTIONS): New option std=c++98. 3316 (cpp_handle_option): Use set_lang. 3317 * cpplex.c (_cpp_lex_token): Warn pedantically if not C99. 3318 * cppib.h (enum_c_lang): New enumeration. Update comments. 3319 33202000-11-20 Will Cohen <wcohen@redhat.com> 3321 3322 * calls.c (expand_call): Clear target only when target is in 3323 hard register and current_function_check_memory_usage is set. 3324 33252000-11-20 Bernd Schmidt <bernds@redhat.co.uk> 3326 3327 * toplev.c (rest_of_compilation): Run optimize_mode_switching even 3328 if not optimizing. 3329 * sh.c (emit_sf_insn, emit_df_insn): Just call emit_insn. 3330 33312000-11-19 Richard Henderson <rth@redhat.com> 3332 3333 * crtstuff.c (force_to_data): Use array size 1 not 0. 3334 3335 * dwarf2out.c (simple_type_size_in_bits): Handle a type with 3336 no computed size as size zero. 3337 (field_byte_offset): Likewise. 3338 33392000-11-20 Joseph S. Myers <jsm28@cam.ac.uk> 3340 3341 * config.gcc: Fix another typo. 3342 33432000-11-19 Richard Henderson <rth@redhat.com> 3344 3345 * c-decl.c (grokdeclarator): Support flexible array members. 3346 Use open-ended ranges for these and zero-length arrays. 3347 * c-typeck.c (push_init_level): Validate the context of 3348 initialization of a zero-length array. 3349 * tree.c (int_fits_type_p): Be prepared for missing bounds. 3350 * varasm.c (array_size_for_constructor): New. 3351 (output_constructor): Use it for arrays of unspecified length. 3352 * extend.texi (Zero Length): Mention C99 flexible array members. 3353 Document initialization in a top-level struct as valid. 3354 33552000-11-19 Joseph S. Myers <jsm28@cam.ac.uk> 3356 3357 * config.gcc, invoke.texi: Fix errors in spelling of "deprecated". 3358 3359 * alias.c (mems_in_disjoint_alias_sets_p): Do use alias sets in 3360 stdarg and varargs functions. 3361 33622000-11-19 Zack Weinberg <zack@wolery.stanford.edu> 3363 3364 * gcc.c (process_command): Define 'j' variable when 3365 MODIFY_TARGET_NAME is defined. 3366 33672000-11-19 Richard Henderson <rth@redhat.com> 3368 3369 * stor-layout.c (variable_size): Only put SAVE_EXPRs on pending_sizes. 3370 33712000-11-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 3372 3373 * rs6000/rs6000.c (rs6000_encode_section_info): Fix string length 3374 calculation and allocation. 3375 33762000-11-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 3377 3378 * builtins.c (c_getstr): Constify variable. 3379 * gmon-sol2.c (_mcleanup): Comment out #endif labels. 3380 * conflict.c (const_conflict_graph_arc): New typedef. 3381 (arc_hash, arc_eq): Avoid needlessly casting away const-ness. 3382 * cppmacro.c (builtin_macro): Likewise. 3383 * dwarf2out.c (output_comp_unit): Constify variable. 3384 * fix-header.c (v_fatal): Add ATTRIBUTE_PRINTF. 3385 * protoize.c (IS_SAME_PATH_CHAR): Use TOUPPER, not toupper. 3386 * ssa.c (ssa_rename_from_hash_function): Avoid needlessly casting 3387 away const-ness. 3388 * tradcpp.c (rescan, do_line, macroexpand, macarg): Use 3389 ISALNUM/ISDIGIT/ISPRINT, not isalnum/isdigit/isprint. 3390 * varasm.c (const_str_htab_hash, const_str_htab_eq, 3391 compare_constant_1, record_constant_1): Constify. 3392 33932000-11-18 Richard Henderson <rth@redhat.com> 3394 3395 * c-decl.c (grokdeclarator): Special case the creation of an 3396 index for a zero-length array. 3397 * tree.c (build_index_type): Revert Oct 20 change. 3398 33992000-11-18 Marek Michalkiewicz <marekm@linux.org.pl> 3400 3401 * config/avr/avr-protos.h (avr_output_addr_vec_elt): Prototype. 3402 * config/avr/avr.c (jump_tables_size): New variable. 3403 (function_prologue): Initialize it as 0. 3404 (function_epilogue): Add it to function_size. 3405 (avr_output_addr_vec_elt): New function. Count words in jump 3406 tables in jump_tables_size. Move code ... 3407 * config/avr/avr.h (ASM_OUTPUT_ADDR_VEC_ELT): ... from here. 3408 Call avr_output_addr_vec_elt instead. 3409 * config/avr/avr.md (tablejump): Remove disabled define_expand. 3410 34112000-11-18 Mark Mitchell <mark@codesourcery.com> 3412 3413 * configure.in: Make --enable-new-gxx-abi the default. 3414 * configure: Likewise. 3415 34162000-11-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 3417 3418 * Makefile.in (tradcpp.o, tradcif.o): Depend on tradcpp.h. 3419 3420 * tradcif.y: Include tradcpp.h. Constify. Make functions static. 3421 Move extern function declarations to tradcpp.h. 3422 3423 * tradcpp.c: Likewise. 3424 3425 * tradcpp.h: New file. 3426 34272000-11-18 Joseph S. Myers <jsm28@cam.ac.uk> 3428 3429 * c-decl.c (check_for_loop_decls): New function. 3430 * c-parse.in (for_init_stmt): New. 3431 (select_or_iter_stmt): Use for_init_stmt. 3432 * c-tree.h (check_for_loop_decls): New declaration. 3433 34342000-11-18 Neil Booth <neilb@earthling.net> 3435 3436 * cppinit.c: Update comments. 3437 (cpp_reader_init): Make -imacro and -include use the standard 3438 #include "" search path. 3439 (do_includes): New function. 3440 34412000-11-18 Ben Elliston <bje@redhat.com> 3442 3443 * config/sh/crt1.asm (start_l): Move PC-relative move instruction 3444 out of a branch delay slot. 3445 34462000-11-17 Richard Henderson <rth@redhat.com> 3447 3448 * config/alpha/elf.h (PREFERRED_DEBUGGING_TYPE): Set to DWARF2_DEBUG. 3449 (ASM_SPEC): Disable and enable .mdebug based on -gstabs. 3450 (ASM_FILE_START): Only write out ecoff .file directive if 3451 emitting mdebug debugging. 3452 34532000-11-17 Richard Henderson <rth@redhat.com> 3454 3455 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): New. Detect 3456 whether as accepts .file/.loc and produces dwarf2 line info. 3457 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Default on if 3458 the assembler supports it. 3459 * config.in, configure: Regenerate. 3460 34612000-11-17 Richard Henderson <rth@redhat.com> 3462 3463 * fixinc/mkfixinc.sh: Don't disable fixincludes for any linux*. 3464 34652000-11-17 Jim Wilson <wilson@redhat.com> 3466 3467 * config/ia64/ia64.c (emit_insn_group_barriers, case CALL_INSN): 3468 Don't clear need_barrier is next_insn is a CALL_INSN, or has 3469 instruction type B or UNKNOWN. 3470 34712000-11-17 Neil Booth <neilb@earthling.net> 3472 3473 * cpperror.c (print_file_and_line): Don't display line number if 0. 3474 34752000-11-17 Zack Weinberg <zack@wolery.stanford.edu> 3476 3477 * ggc.h: Delete ggc_add_string_root and ggc_mark_string. Add 3478 digit_vector and digit_string. 3479 * stringpool.c (digit_vector): New. 3480 (ggc_alloc_string): Use digit_string. 3481 3482 * stmt.c (digit_strings): Delete. 3483 (init_stmt): Do not initialize digit_strings. 3484 (expand_asm_operands): Use ggc.h's digit_string macro. 3485 * toplev.c (mark_file_stack): Delete. 3486 (compile_file): Don't call init_tree_codes. 3487 (main): No need to make the file stack a GC root. 3488 * tree.c (init_tree_codes): Delete. 3489 * tree.h (init_tree_codes): Delete. 3490 3491 * c-lex.c: Don't include ggc.h. 3492 (mark_splay_tree_node, mark_splay_tree): Delete. 3493 (init_c_lex): No need to ggc_strdup string constant. Don't add 3494 file_info_tree to GGC roots. 3495 (cb_enter_file, cb_rename_file): No need to ggc_strdup 3496 ip->nominal_fname. 3497 3498 * Makefile.in (c-lex.o): No longer depends on $(GGC_H). 3499 3500 * dbxout.c (dbxout_init), 3501 dwarf2out.c (dwarf2out_line), 3502 ggc-common.c (ggc_mark_rtx_children, ggc_mark_trees), 3503 varasm.c (mark_const_hash_entry, mark_pool_constant, init_varasm_once), 3504 xcoffout.c (xcoffout_source_file), 3505 i386.c (load_pic_register): 3506 Delete call(s) to ggc_add_string_root and/or ggc_mark_string. 3507 3508 * except.c (create_rethrow_ref), 3509 profile.c (init_edge_profiler), 3510 toplev.c (compile_file), 3511 varasm.c (named_section, assemble_static_space, 3512 assemble_trampoline_template, output_constant_def, force_const_mem), 3513 i386.c (load_pic_register), 3514 ia64.c (ia64_encode_section_info), 3515 rs6000.c (rs6000_emit_load_toc_table, create_TOC_reference, 3516 rs6000_emit_prologue, rs6000_emit_epilogue), 3517 rs6000.md (load_toc_aix_si, load_toc_aix_di): 3518 Change ggc_alloc_string (var, -1) to ggc_strdup (var). 3519 3520 * profile.c (output_func_start_profiler), 3521 tree.c (make_node), 3522 i386.c (load_pic_register): No need to ggc_strdup string constant. 3523 35242000-11-17 Hans-Peter Nilsson <hp@axis.com> 3525 3526 * Makefile.in (config.status): Depend on config.gcc. 3527 * configure.in <for machine in $build $host $target>: Move 3528 contents of loop into config.gcc, removing autoconf quoting. 3529 Fix changequote bug for alpha*-*-vxworks*. 3530 * configure: Regenerate. 3531 * config.gcc: New. 3532 35332000-11-16 Zack Weinberg <zack@wolery.stanford.edu> 3534 3535 * c-parse.in (if_prefix): Find the filename and line number at 3536 $-2 and $-1 respectively. 3537 * diagnostic.c (error_recursion): Add missing newline, use 3538 fputs, translate string. 3539 35402000-11-16 Zack Weinberg <zack@wolery.stanford.edu> 3541 3542 * stringpool.c: New file. 3543 * ggc-common.c (ggc_mark_string_ptr, ggc_add_string_root): Delete. 3544 (ggc_alloc_string): Now in stringpool.o. 3545 * ggc-page.c, ggc-simple.c: Do not define or allocate empty_string. 3546 * ggc.h: Delete prototype of ggc_add_string_root. #define 3547 ggc_add_string_root and ggc_mark_string to nothing. Prototype 3548 init_stringpool and stringpool_statistics. 3549 (ggc_alloc_string): Returns a const char *. 3550 * tree.c (hash_table, do_identifier_warnings): Delete. 3551 (init_obstacks): Don't initialize the identifier hash table. 3552 (get_identifier, maybe_get_identifier, start_identifier_warnings, 3553 set_identifier_size): Now in stringpool.c. 3554 * tree.h (struct tree_string): Constify pointer field. 3555 (approx_sqrt): Prototype. 3556 3557 * Makefile.in (stringpool.o): Add rule, mention in OBJS. 3558 3559 * toplev.c (approx_sqrt): New function. 3560 (compile_file): Call stringpool_statistics if mem_report is on. 3561 (main): Call init_stringpool. 3562 3563 * builtins.c (c_strlen), c-decl.c (finish_decl), c-lex.c 3564 (process_directive), c-typeck.c (constructor_asmspec, struct 3565 initializer_stack, start_init), except.c (create_rethrow_ref), 3566 stmt.c (digit_strings), toplev.c (decode_f_option), tree.c 3567 (built_in_filename), varasm,c (in_named_name, 3568 assemble_static_space, struct constant_descriptor, struct 3569 deferred_string, struct pool_constant, force_const_mem), 3570 i386.c (pic_label_name, global_offset_table_name), rs6000.c 3571 (rs6000_emit_prologue, rs6000_emit_epilogue) : Constify a char *. 3572 3573 * c-common.c (combine_strings): Combine strings in scratch 3574 buffer, then pass to build_string. 3575 * optabs.c (init_libfuncs), profile.c (init_edge_profiler, 3576 output_func_start_profiler), stmt.c (init_stmt), alpha.c 3577 (alpha_need_linkage), arm.c (arm_encode_call_attribute), 3578 i386.c (load_pic_register), ia64.c (ia64_encode_section_info), 3579 rs6000.c (rs6000_encode_section_info): Create string in 3580 scratch buffer, then pass to ggc_alloc_string. 3581 3582 * stmt.c (expand_asm_operands): If we must adjust the 3583 constraint strings, do so by creating a new one, not by 3584 modifying the old one in place. Constify some char *s. 3585 * config/pa/pa.c (hppa_encode_label): Drop unnecessary second 3586 argument. Create string in scratch buffer, then pass to 3587 ggc_alloc_string. 3588 * config/pa/pa-protos.h: Update prototype. 3589 * config/pa/elf.h, config/pa/pa.h, config/pa/som.h: 3590 hppa_encode_label takes only one argument. 3591 35922000-11-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 3593 3594 * mcore.c (mcore_expand_prolog): Call xmalloc/xrealloc, not 3595 malloc/realloc. 3596 3597 * cpplib.c (glue_header_name): Likewise. 3598 3599 * fixincl.c (run_compiles, start_fixer): Likewise. 3600 3601 * fixlib.c (load_file_data): Likewise. 3602 3603 * mkdeps.c (munge): Likewise. 3604 36052000-11-17 Hans-Peter Nilsson <hp@axis.com> 3606 3607 * defaults.h [EH_FRAME_SECTION_ASM_OP] (EH_FRAME_SECTION): Remove 3608 trailing ';'. Fix formatting. 3609 36102000-11-16 Jim Wilson <wilson@redhat.com> 3611 3612 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT, MASK_INLINE_DIV_THR): 3613 Shift masks left by one to avoid conflict. 3614 3615 * config/ia64/ia64.c (ia64_encode_section_info): Disallow decls with 3616 DECL_EXTERNAL set. 3617 36182000-11-16 Nick Clifton <nickc@redhat.com> 3619 3620 * config/arm/arm.c (output_arm_prologue): Note nested functions. 3621 (arm_expand_prologue): For nested functions preserve the 3622 static chain register during stack frame creation. 3623 3624 * config/arm/arm.h (STATIC_CHAIN_REGNUM): Change to 12. 3625 (ARM_INITIAL_FRAME_ELIMINATION_OFFSET): For a nested function 3626 with a stack frame there is a 4 byte gap between the arg 3627 pointer and the hard frame pointer (used to preserve the 3628 static chain register during stack frame creation). 3629 36302000-11-16 DJ Delorie <dj@redhat.com> 3631 3632 * rtl.c (read_rtx): Provide suitable names for unnamed 3633 define_insn and define_insn_and_split patterns, based on file 3634 and line numbers. 3635 36362000-11-15 Neil Booth <neilb@earthling.net> 3637 3638 * cpplib.c (start_directive, end_directive): New functions. 3639 (_cpp_handle_directive, run_directive): Use them. 3640 (_cpp_handle_directive): Don't -Wtraditional on indented 3641 null directives. 3642 (_cpp_push_buffer): Don't re-clear was_skipping. 3643 * cpplib.h (struct cpp_reader): New member la_saved. 3644 * cppmacro.c (cpp_get_token): Don't interpret _Pragma in 3645 directives. 3646 3647 gcc.dg/cpp/_Pragma1.c: Update. 3648 gcc.dg/cpp/_Pragma2.c: New test. 3649 36502000-11-15 Mark Mitchell <mark@codesourcery.com> 3651 3652 * toplev.c (wrapup_global_declarations): Don't write out 3653 artificial static variables that aren't needed. 3654 36552000-11-15 Bernd Schmidt <bernds@redhat.co.uk> 3656 3657 * ia64.c (struct group): New structure. 3658 (last_group): New static array. 3659 (group_idx): New static variable. 3660 (emit_group_barrier_after, errata_find_address_regs, errata_emit_nops): 3661 New static functions. 3662 (emit_insn_group_barriers): Initialize and keep track of group_idx 3663 and last_group. 3664 Call errata_emit_nops if TARGET_B_STEP or TARGET_A_STEP. 3665 Replace all calls to emit_insn_after that emit a group barrier to use 3666 emit_group_barrier_after. 3667 * ia64.h (MASK_B_STEP): New. 3668 (other MASK_XXX macros): Renumbered. 3669 (TARGET_B_STEP): New. 3670 (TARGET_SWITCHES): Add -mb-step. 3671 36722000-11-15 Fred Fish <fnf@be.com> 3673 3674 * fixinc/mkfixinc.sh (fixincludes): Add *-*-beos* to list of 3675 machines for which fixincludes is not needed. 3676 * config/i386/x-beos (STMP_FIXPROTO): Don't run fixproto. 3677 36782000-11-15 Jason Merrill <jason@redhat.com> 3679 3680 * diagnostic.c (finish_abort): New fn. 3681 (fancy_abort, error_recursion): Use it. 3682 * toplev.c (crash_signal): Likewise. 3683 * diagnostic.h: Declare it. 3684 36852000-11-13 Andrew Haley <aph@redhat.com> 3686 3687 * tree.c (build_type_no_quals): New function. 3688 * tree.h (build_type_no_quals): Declare. 3689 * c-common.c (c_get_alias_set): When considering type 3690 compatibility for pointer types, ignore cv-qualifiers anywhere in 3691 a pointer chain. 3692 36932000-11-15 Graham Stott <grahams@redhat.com> 3694 3695 * regrename.c (scan_rtx_rtx): Skip to the next chain on 3696 encountering a terminated chain. 3697 36982000-11-14 Mark Mitchell <mark@codesourcery.com> 3699 3700 * configure.in: Move check for V3 above check for C++ header-file 3701 directory. 3702 * configure: Regenerated. 3703 37042000-11-14 DJ Delorie <dj@redhat.com> 3705 3706 * config/v850/v850.c: Remove obstacks. 3707 3708Tue Nov 14 21:54:31 2000 Marek Michalkiewicz <marekm@linux.org.pl> & Denis Chertykov <denisc@overta.ru> 3709 3710 * config/avr/avr.c (avr_case_values_threshold): New. 3711 (avr_override_options): Set it depending on options, make it large 3712 when not optimizing to work around "unable to generate reloads". 3713 3714 * config/avr/avr.h (TARGET_SWITCHES): Add -mno-tablejump option. 3715 (EXTRA_SECTION_FUNCTIONS): Make the .progmem.gcc_sw_table section 3716 executable if not AVR_MEGA. Make sure jump tables are word-aligned. 3717 (JUMP_TABLES_IN_TEXT_SECTION): Define as 0, not 1. 3718 (ASM_OUTPUT_ADDR_VEC_ELT): Optimize, use "rjmp" if not AVR_MEGA. 3719 (avr_case_values_threshold): Declare as extern int. 3720 (CASE_VALUES_THRESHOLD): Define as avr_case_values_threshold. 3721 3722 * config/avr/avr.md (tablejump): Removed. 3723 (*tablejump_rjmp): New for jump tables made from "rjmp" instructions. 3724 (*tablejump_lib, *tablejump_enh, *tablejump): Change to expect the 3725 index in the table, not multiplied by 2. 3726 (casesi): Change to match the above insns. Always enable. 3727 3728 * config/avr/libgcc.S (__tablejump__): Rename to __tablejump2__. 3729 Change to expect the word address of the table, multiply it by 2 3730 here and not in the caller. Change "adiw" to faster "inc". 3731 37322000-11-14 Neil Booth <neilb@earthling.net> 3733 3734 * cppexp.c (parse_defined): Call cpp_get_token not 3735 _cpp_get_token. 3736 (lex): Similarly. 3737 * cpplex.c (cpp_output_line): Similarly. 3738 * cpplib.c (glue_header_name, do_line, do_ident, 3739 parse_answer, parse_assertion): Similarly. 3740 (_cpp_handle_diretive): Don't save to lookaheads 3741 when processing directives. 3742 * cppmacro.c (parse_arg, expand_arg): Call cpp_get_token not 3743 _cpp_get_token. 3744 (funlike_invocation_p): Don't save to lookaheads 3745 when pre-expanding arguments. 3746 (_cpp_get_token): Delete. 3747 (cpp_get_token): Merge contents of _cpp_get_token. 3748 37492000-11-14 Jakub Jelinek <jakub@redhat.com> 3750 3751 * builtins.c (expand_builtin_setjmp): Set 3752 current_function_calls_setjmp. 3753 (expand_builtin_longjmp): Set current_function_calls_longjmp. 3754 3755 * config/sparc/sparc.md (builtin_setjmp_setup): New expand. 3756 (do_builtin_setjmp_setup): New insn. 3757 3758Tue Nov 14 12:34:56 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 3759 3760 * tree.c (get_unwidened): Use host_integerp and tree_low_cst. 3761 (int_fits_type_p): For variable bounds, call force_fit_type. 3762 37632000-11-14 Jakub Jelinek <jakub@redhat.com> 3764 3765 * varasm.c (struct deferred_string): New structure. 3766 (const_str_htab): New variable. 3767 (STRHASH): New macro. 3768 (mark_const_str_htab_1, mark_const_str_htab, const_str_htab_hash, 3769 constr_str_htab_eq, const_str_htab_del): New functions. 3770 (output_constant_def): Add DEFER argument, defer string 3771 constants until mark_constant_pool time if requested. 3772 (mark_constant_pool): Walk the insn chain even if const_str_htab is 3773 not empty. 3774 (mark_constants): If a SYMBOL_REF for deferred string is found, 3775 output it and remove from hash table. 3776 (output_addressed_constants): Set DEFER to 0 in call to 3777 output_constant_def. 3778 * rtl.h (STRING_POOL_ADDRESS_P): Define. 3779 (output_constant_def): Adjust prototype. 3780 * expr.c (expand_expr): Set DEFER to 1 in call to output_constant_def. 3781 37822000-11-14 Chandrakala Chavva <cchavva@redhat.com> 3783 3784 * optabs.c (expand_complex_ab):: Use overflow-trapping optabs for 3785 signed types if flag_trapv. 3786 37872000-11-14 Zack Weinberg <zack@wolery.stanford.edu> 3788 3789 * tradcpp.c, tradcif.y: Update FSF mailing address, delete 3790 reference to GPLv1. 3791 37922000-11-14 Joseph S. Myers <jsm28@cam.ac.uk> 3793 3794 * c-common.h (CTI_C_SIZE_TYPE): Update comment. 3795 37962000-11-14 Jakub Jelinek <jakub@redhat.com> 3797 3798 * varasm.c (struct varasm_status): Change x_const_rtx_sym_hash_table 3799 to array of pool_constnat pointers. 3800 (struct pool_constant): Add next_sym and label members. 3801 (struct pool_sym): Remove. 3802 (init_varasm_status): Change pool_sym into pool_constant. 3803 (mark_pool_constant): Mark pc->label string as well. 3804 (mark_pool_sym_hash_table): Remove. 3805 (mark_varasm_status): Remove it from caller as well. 3806 (free_varasm_status): Don't free pool_sym structures. 3807 (force_const_mem): Don't allocate pool_sym structure, instead 3808 fill pool->label and chain it into rtx_sym hash table. 3809 (find_pool_constant, mark_constant_pool): Use pool_constant instead 3810 of pool_sym. 3811 38122000-11-14 Jakub Jelinek <jakub@redhat.com> 3813 3814 * reload1.c (emit_input_reload_insns): Honor forcing of constants 3815 into memory by PREFERRED_RELOAD_CLASS NO_REGS. 3816 38172000-11-14 Michael Matz <matzmich@cs.tu-berlin.de> 3818 3819 * dominance.c: New file. 3820 * Makefile.in (OBJS): Add dominance.o. 3821 3822 * flow.c (compute_flow_dominators): Remove. 3823 (compute_immediate_dominators): Remove. 3824 (compute_immediate_postdominators): Remove. 3825 * basic-block.h: Remove their prototypes. 3826 (calculate_dominance_info): Add prototype. 3827 3828 * dce.c (eliminate_dead_code): Change calls to above functions. 3829 Don't compute dominators but only immediate dominators. 3830 * flow.c (flow_loops_find): Change callers. 3831 * gcse.c (compute_code_hoist_data): Likewise. 3832 * haifa-sched.c (schedule_insns): Likewise. 3833 * ifcvt.c (if_convert): Likewise. 3834 * ssa.c (convert_to_ssa): Likewise, and only compute immediate 3835 dominators. 3836 38372000-11-14 Richard Henderson <rth@redhat.com> 3838 3839 * stmt.c (warn_if_unused_value): Don't warn if the expression 3840 has side effects. 3841 3842 * c-typeck.c (c_sizeof): Fold result to c_size_type_node. 3843 (c_sizeof_nowarn, c_alignof, c_alignof_expr): Likewise. 3844 38452000-11-13 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 3846 3847 * loop.c (basic_induction_var): Revert accidental checkin. 3848 38492000-11-13 Hans-Peter Nilsson <hp@axis.com> 3850 3851 * c-lex.c (cb_leave_file): Harmonize conditions and order of 3852 statements to those of process_directive for (action == act_pop). 3853 3854 * collect2.c (main): Pass on -B options from COLLECT_GCC_OPTIONS. 3855 3856 * local-alloc.c (equiv_init_movable_p): References to CC0 are not 3857 movable. 3858 38592000-11-13 Joseph S. Myers <jsm28@cam.ac.uk> 3860 3861 * c-parse.in (stmts_and_decls): Deprecate use of label at end of 3862 compound statement. 3863 38642000-11-13 Neil Booth <neilb@earthling.net> 3865 3866 * cpplex.c (_cpp_lex_token): CPP_COMMENT and true CPP_EOF 3867 cases return without MI check. 3868 * cpplib.c (do_diagnostic): Take boolean of whether to 3869 print the directive name. 3870 (do_error, do_warning): Update. 3871 (do_pragma_dependency): Use it. 3872 * cpplib.h (VARARGS_FIRST): Delete. 3873 (struct cpp_token): Delete integer. 3874 * cppmacro.c (enter_macro_context): Move disabled check 3875 to _cpp_get_token. 3876 (_cpp_get_token): Simplify into a single loop. 3877 38782000-11-13 Richard Earnshaw <rearnsha@arm.com> 3879 3880 * configure.in: Use 'test -f' not '[ -e'. 3881 * configure: Regenerated. 3882 38832000-11-13 DJ Delorie <dj@redhat.com> 3884 3885 * config/mn10300/mn10300.md (store_movm): Note which registers are 3886 really used or clobbered. 3887 38882000-11-13 Joseph S. Myers <jsm28@cam.ac.uk> 3889 3890 * c-parse.in (ends_in_label): Remove from %union and %type. 3891 (decls, stmts, lineno_stmt_or_labels, xstmts, 3892 lineno_stmt_or_label, stmt_or_label): Remove. 3893 (stmts_and_decls, lineno_stmt_decl_or_labels_ending_stmt, 3894 lineno_stmt_decl_or_labels_ending_decl, 3895 lineno_stmt_decl_or_labels_ending_label, 3896 lineno_stmt_decl_or_labels_ending_error, 3897 lineno_stmt_decl_or_labels, compstmt_contents_nonempty, 3898 lineno_stmt, lineno_label): New. 3899 (compstmt_nostart): Use compstmt_contents_nonempty. 3900 39012000-11-13 Joseph S. Myers <jsm28@cam.ac.uk> 3902 3903 * c-common.c (boolean_increment): New function. 3904 * c-common.h (enum c_tree_index): Add CTI_C_BOOL_TYPE, 3905 CTI_C_BOOL_TRUE and CTI_C_BOOL_FALSE. 3906 (c_bool_type_node, c_bool_true_node, c_bool_false_node): Define. 3907 (boolean_increment): Declare. 3908 * c-convert.c (convert): Allow for BOOLEAN_TYPE. 3909 * c-decl.c (init_decl_processing): Create boolean nodes. 3910 (finish_struct): Allow for _Bool bitfields. 3911 * c-parse.in (reswords): Add _Bool. 3912 (rid_to_yy): Allow for RID_BOOL. 3913 * c-typeck.c (default_conversion): Make booleans promote to int. 3914 (convert_arguments, build_unary_op, build_modify_expr, 3915 convert_for_assignment): Allow for booleans. 3916 * ginclude/stdbool.h: Make conforming to C99. 3917 39182000-11-13 Joseph S. Myers <jsm28@cam.ac.uk> 3919 3920 * c-parse.in (c99_block_start, c99_block_end, 3921 c99_block_lineno_labeled_stmt): New. 3922 (simple_if, do_stmt_start): Use c99_block_lineno_labeled_stmt. 3923 (stmt): Split off selection and iteration statements into... 3924 (select_or_iter_stmt): New. Use c99_block_lineno_labeled_stmt. 3925 39262000-11-13 Joseph S. Myers <jsm28@cam.ac.uk> 3927 3928 * invoke.texi (-Wtrigraphs, -fdump-translation-unit, -save-temps, 3929 -time): Update. 3930 39312000-11-13 Richard Earnshaw <rearnsha@arm.com> 3932 3933 * arm.md (mulsidi3adddi, umulsidi3adddi): Revert previous change. 3934 Rewrite to avoid use of match_dup. Don't try to tie registers that 3935 are not in the same mode. 3936 39372000-11-13 Joseph S. Myers <jsm28@cam.ac.uk> 3938 3939 * invoke.texi: Update lists of languages and suffixes supported. 3940 39412000-11-13 Joseph S. Myers <jsm28@cam.ac.uk> 3942 3943 * configure.in: Take toplevel configure arguments from the 3944 environment to create configargs.h and substitute 3945 gcc_config_arguments, taking account of any existing configargs.h 3946 if reconfiguring. 3947 * configure: Regenerate. 3948 * gccbug.in: Include toplevel configure arguments in gccbug. 3949 39502000-11-13 Richard Earnshaw <rearnsha@arm.com> 3951 3952 * varasm.c (struct constant_descriptor): Put CONTENTS inside a 3953 union to make it well-aligned. Update all uses. 3954 39552000-11-13 Joseph S. Myers <jsm28@cam.ac.uk> 3956 3957 * c-parse.in (initelt): Give appropriate pedantic warnings, 3958 depending on flag_isoc99, for non-ISO syntax and for C99 syntax 3959 outside C99 mode. 3960 (designator): If pedantic, pedwarn for a designator specifying a 3961 range of elements. 3962 * c-typeck.c (set_init_index, set_init_label): Don't pedwarn for 3963 these cases. 3964 * extend.texi: Document the C99 syntax as the preferred syntax, 3965 and the pre-2.5 syntax as obsolete. Mention use of designator 3966 lists for nested subobjects. 3967 39682000-11-13 Joseph S. Myers <jsm28@cam.ac.uk> 3969 3970 * diagnostic.c (vbuild_message_string, output_do_printf, vnotice): 3971 Add ATTRIBUTE_PRINTF. 3972 * tradcpp.c (v_message, warning, error, fatal, error_with_line): 3973 Add ATTRIBUTE_PRINTF*. 3974 39752000-11-12 Mark Mitchell <mark@codesourcery.com> 3976 3977 * function.c (assign_parms): When calling put_var_into_stack, make 3978 sure that there are no hidden pending sequences. 3979 39802000-11-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 3981 3982 * builtins.c (expand_builtin): Handle BUILT_IN_INDEX and 3983 BUILT_IN_RINDEX. Add missing checks for BUILT_IN_STRCHR and 3984 BUILT_IN_STRRCHR. 3985 3986 * builtins.def (BUILT_IN_INDEX, BUILT_IN_RINDEX): New entries. 3987 3988 * c-common.c (c_common_nodes_and_builtins): Declare index and 3989 rindex when nonansi builtins are allowed. 3990 3991 * extend.texi (index, rindex): Document new builtins. 3992 39932000-11-12 Mark Mitchell <mark@codesourcery.com> 3994 3995 * configure.in: Turn on libstdc++ V3 by default. 3996 * configure: Regenerated. 3997 3998 * fixinc/mkfixinc.sh: Use the ordinary fixincludes on Solaris. 3999 40002000-11-12 Jakub Jelinek <jakub@redhat.com> 4001 4002 * reload1.c (set_label_offsets): Go inside of PARALLELs. 4003 40042000-11-12 Joseph S. Myers <jsm28@cam.ac.uk> 4005 4006 * invoke.texi: Clean up option summary. 4007 40082000-11-12 Nick Clifton <nickc@redhat.com> 4009 4010 * config/mcore/mcore.c: Fix comment formating, and adjust sequence 4011 of #include headers. 4012 40132000-11-12 Marc Espie <espie@openbsd.org> 4014 4015 * configure.in: Fix filds test. 4016 * configure: Regen. 4017 40182000-11-12 Mark Mitchell <mark@codesourcery.com> 4019 4020 * jump.c (delete_computation): Don't assume that just because an 4021 instruction sets a register, that register is dead. 4022 40232000-11-12 Neil Booth <neilb@earthling.net> 4024 4025 * cppexp.c: Don't worry about pfile->skipping. 4026 * cpplib.c (struct if_stack): Make was_skipping unsigned char. 4027 (cpp_handle_directive): Save pfile->skipping in struct cpp_buffer 4028 for handled directives. 4029 (skip_rest_of_line): Use _cpp_lex_token after popping contexts 4030 and releasing lookaheads. 4031 (do_ifdef, do_ifndef, do_if): Use buffer->was_skipping. 4032 (do_else, do_elif, push_conditional): Update logic. 4033 (do_endif): Set buffer->was_skipping rather than pfile->skipping. 4034 (unwind_if_stack): Inline into cpp_pop_buffer. 4035 (cpp_push_buffer): Clear ifs->was_skipping for cpp_handle_directive. 4036 * cpplex.c (_cpp_lex_token): Clear skipping on EOF. Handle 4037 multiple-include optimisation. 4038 * cpplib.h (struct cpp_buffer): New member was_skipping. 4039 * cppmacro.c (_cpp_get_token): Loop whilst pfile->skipping. This 4040 works because skipping == 0 in directives. 4041 (_cpp_release_lookahead): Renamed from release_lookahead. 4042 (cpp_get_token): No need to check skipping as _cpp_get_token does 4043 this for us. No need to handle MI optimisation. 4044 4045Sat Nov 11 21:14:02 2000 Mark P Mitchell <mark@codesourcery.com> 4046 4047 * fixinc/inclhack.def (sunos_matherr_decl): Bypass matherr 4048 declarations that use `__MATH_EXCEPTION' in their prototypes, too. 4049 * fixinc/fixincl.x: Regenerated. 4050 40512000-11-11 Bruce Korb <bkorb@gnu.org> 4052 4053 * fixinc/inclhack.def (avoid_bool_type): avoid commenting out #endif 4054 (avoid_wchar_t_type): ditto 4055 * fixinc/fixinc.irix: obsoleted 4056 40572000-11-11 Zack Weinberg <zack@wolery.stanford.edu> 4058 4059 * configure.in: Don't add $outputs to all_lang_makefiles. Add 4060 $srcdir/$s/Makefile.in if it exists. 4061 * configure: Regenerate. 4062 4063Sat Nov 11 18:41:20 2000 Mark P Mitchell <mark@codesourcery.com> 4064 4065 * fixinc/mkfixinc.sh: Use the ordinary fixincludes on IRIX. 4066 40672000-11-11 Jason Merrill <jason@redhat.com> 4068 4069 * function.c (assign_parms): If TREE_ADDRESSABLE is set, try to 4070 give the parm a register and then call put_var_into_stack. 4071 * stmt.c (expand_decl): Likewise. 4072 40732000-11-11 Joseph S. Myers <jsm28@cam.ac.uk> 4074 4075 * gcc.texi: Adjust wording. 4076 40772000-11-11 Mark Mitchell <mark@codesourcery.com> 4078 4079 * fixinc/inclhack.def (avoid_wchar_t_type): New fix. 4080 * fininc/fixincl.x: Regenerated. 4081 40822000-11-11 Joseph S. Myers <jsm28@cam.ac.uk> 4083 4084 * invoke.texi: Correct spelling of -foptimize-register-move. 4085 40862000-11-11 Neil Booth <neilb@earthling.net> 4087 4088 Remove CPP_PLACEMARKERs. 4089 4090 * cppexp.c (lex): Don't handle CPP_PLACEMARKER. 4091 * cpplex.c (_cpp_lex_token): Rename skip_newlines to next_bol 4092 * cpplib.c (skip_rest_of_line, check_eol, cpp_push_buffer): 4093 Similarly. 4094 * cpplib.h: Remove CPP_PLACEMARKER. 4095 (struct lexer_state): Rename skip_newlines to next_bol. 4096 * cppmacro.c (stringify_arg): Don't handle CPP_PLACEMARKER. 4097 Simplify prev_white handling as a result. 4098 (paste_all_tokens): Don't worry about CPP_PLACEMARKERs. 4099 (parse_arg): Empty arguments are now empty, not CPP_PLACEMARKERs. 4100 (parse_args): Similarly. Update argument count tests. 4101 (enter_macro_context): Return 2 to indicate an empty macro. 4102 (replace_args): Don't bother pre-expanding an empty argument. 4103 Handle placemarkers and ## extension during pre-expansion. 4104 (cpp_get_token): Handle empty macro expansions. Don't worry 4105 about CPP_PLACEMARKERs. 4106 (_cpp_create_definition): Empty macros are now empty. 4107 (cpp_macro_definition): Don't special case empty macros. 4108 * scan-decls.c: Don't bother with CPP_PLACEMARKERs. 4109 * c-lex.c: Similarly. 4110 41112000-11-11 Joseph S. Myers <jsm28@cam.ac.uk> 4112 4113 * gcc.texi, invoke.texi: Add new section discussing language 4114 standards; link to it where appropriate; refer to ISO C instead of 4115 ANSI C. 4116 41172000-11-11 Alexandre Oliva <aoliva@redhat.com> 4118 4119 * builtins.c (std_expand_builtin_va_start): Take PARM_BOUNDARY 4120 into account. 4121 4122 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie SFmode to other FP 4123 modes. 4124 41252000-11-10 Joseph S. Myers <jsm28@cam.ac.uk> 4126 4127 * gcc.texi, gcov.texi: Update dates and version numbers. 4128 41292000-11-10 Zack Weinberg <zack@wolery.stanford.edu> 4130 4131 * configure.in: Remove AC_PROG_LEX and AC_PROG_YACC. Look for 4132 flex and bison, specifically, first in a unified build and 4133 then installed on the system. 4134 * Makefile.in: Set BISON to @BISON@, FLEX to @FLEX@. Rename 4135 LEXFLAGS to FLEXFLAGS. Adjust ORDINARY_FLAGS_TO_PASS to 4136 match. 4137 4138 (collect2.o, gcc.o, prefix.o, toplev.o, alloca.o, intl.o, 4139 cppdefault.o): Remove pointless sed munging of source file 4140 name. 4141 41422000-11-10 Bernd Schmidt <bernds@redhat.co.uk> 4143 4144 * reload.c (find_reloads_address_1, case POST_MODIFY): Use RELOAD_OTHER 4145 for address reloads. Push replacements for REG_INC notes. 4146 (regno_clobbered_p): New arg SETS. Examine SETs if it's nonzero. All 4147 callers changed. 4148 * reload1.c (choose_reload_regs): Registers set in the insn can't be 4149 used for RELOAD_OTHER reloads. 4150 41512000-11-10 Mark Mitchell <mark@codesourcery.com> 4152 4153 * c-dump.h: New file. 4154 41552000-11-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 4156 4157 * alpha.c (check_float_value): Use memcpy, not bcopy. 4158 * arm.c (output_move_double): Likewise. 4159 * arm.md: Likewise. 4160 * m88k.c (legitimize_operand): Likewise. 4161 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise. 4162 * m88k.md: Likewise. 4163 * mips.c (override_options): Likewise. 4164 * mips.md: Likewise. 4165 * romp.c (output_fpops): Likewise. 4166 * rs6000.c (rs6000_override_options): Likewise. 4167 * sh.md: Likewise. 4168 * vax.c (check_float_value): Likewise. 4169 4170 * emit-rtl.c (copy_rtx_if_shared, init_emit_once): Likewise. 4171 * expmed.c (synth_mult): Likewise. 4172 * final.c (add_bb_string): Likewise. 4173 * genattr.c (main): Likewise. 4174 * genattrtab.c (attr_string, simplify_cond, copy_rtx_unchanging): 4175 Likewise. 4176 * jump.c (thread_jumps): Likewise. 4177 * prefix.c (save_string): Likewise. 4178 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Likewise. 4179 * regclass.c (init_reg_sets, init_reg_sets_1): Likewise. 4180 * reload1.c (reload, eliminate_regs): Likewise. 4181 41822000-11-10 Joseph S. Myers <jsm28@cam.ac.uk> 4183 4184 * gcc.texi (Service): Update to reflect current practice and 4185 location of the GNU service directory. 4186 41872000-11-09 Bernd Schmidt <bernds@redhat.co.uk> 4188 4189 * regrename.c (build_def_use): Mark contents of REG_INC notes as 4190 needing replacement. 4191 4192 * config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Emit 4193 a no-op move if regs are equal. 4194 * toplev.c (rest_of_compilation): Do the noop moves elimination pass 4195 when calling jump after post-reload splitting. 4196 41972000-11-09 Jan van Male <jan.vanmale@fenk.wau.nl> 4198 4199 * c-tree.texi: Fix typos. 4200 * extend.texi: Likewise 4201 * gcov.texi: Likewise 4202 * rtl.texi: Likewise 4203 * tm.texi: Likewise 4204 42052000-11-09 Hans-Peter Nilsson <hp@axis.com> 4206 4207 * c-lex.c [! NO_IMPLICIT_EXTERN_C] (cb_enter_file): Check 4208 in_system_header and flags[1] before dereferencing flags[2]. 4209 42102000-11-09 Matthew Hiller <hiller@redhat.com> 4211 4212 * reload1.c (reload_combine): Fixed calculation of 4213 first_index_reg, last_index_reg. 4214 42152000-11-09 Mark Mitchell <mark@codesourcery.com> 4216 4217 * c-dump.c (dequeue_and_dump): Dump function bodies. 4218 4219 * Makefile.in (C_AND_OBJC_OBJS): Add c-dump.o. 4220 (c-dump.o): New target. 4221 * c-common.h (flag_dump_translation_unit): New variable. 4222 (C_TYPE_QUALS): New macro. 4223 (strip_array_types): New function. 4224 (DECL_C_BIT_FIELD): New macro. 4225 (SET_DECL_C_BIT_FIELD): Likewise. 4226 (CLEAR_DECL_C_BIT_FIELD): Likewise. 4227 (dump_info_p): New typedef. 4228 (dump_tree_fn): Likewise. 4229 (lang_dump_tree): New variable. 4230 (dump_node_to_file): New function. 4231 * c-common.c (flag_dump_translation_unit): Define it. 4232 (strip_array_types): New function. 4233 * c-decl.c (c_decode_option): Handle -fdump-translation-unit. 4234 * c-lang.c (finish_file): Call dump_node_to_file if 4235 flag_dump_translation_unit. 4236 * c-semantics.c (mark_rtl_for_local_static): Fix typo in comment. 4237 * c-tree.h (DECL_C_BIT_FIELD): Remove declaration. 4238 * c-dump.c: New file. 4239 42402000-11-09 Christopher Faylor <cgf@cygnus.com> 4241 4242 * config/i386/cygwin.h: Add mingw startfile prefix. 4243 42442000-11-09 Richard Henderson <rth@redhat.com> 4245 4246 * flow.c (invalidate_mems_from_set): Split out from ... 4247 (mark_set_1): ... here. 4248 (try_pre_increment_1): Use it. Use propagate_block_delete_insn 4249 instead of turning insn into a NOTE_INSN_DELETED. 4250 42512000-11-10 Joseph S. Myers <jsm28@cam.ac.uk> 4252 4253 * extend.texi, invoke.texi: Move documentation of builtin versions 4254 of C library functions to one place and update. 4255 42562000-11-09 Richard Henderson <rth@redhat.com> 4257 4258 * fold-const.c (fold): Compare TYPE_MAIN_VARIANT rather than 4259 the types themselves to discover type equivalence. 4260 42612000-11-09 Mike Stump <mrs@wrs.com> 4262 4263 * Makefile.in (distclean): Remove a few extra leftovers. 4264 42652000-11-09 Richard Henderson <rth@redhat.com> 4266 4267 * recog.c (validate_replace_rtx_1): Consider subregs when 4268 replacing a register with a constant inside a sign/zero_extend. 4269 4270 * config/alpha/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define. 4271 42722000-11-09 Geoffrey Keating <geoffk@redhat.com> 4273 4274 * c-decl.c (finish_struct): When a structure is completed, 4275 check all its variant types for completeness. 4276 42772000-11-09 Neil Booth <neilb@earthling.net> 4278 4279 * cpphash.c: Move cpp_defined here from cpplib.c. 4280 * cpplib.c: Update comments, move cpp_defined to cpphash.c. 4281 * cpplex.c (_cpp_lex_token): Don't leave the lexer at EOL. 4282 * cppmacro.c (cpp_get_token): Update comments, no need now 4283 to catch the CPP_EOF meaning EOL case. 4284 42852000-11-08 Geoffrey Keating <geoffk@redhat.com> 4286 4287 * config/sparc/sparc.c (sparc_va_arg): When the required alignment 4288 is more than that provided, copy to a temporary. 4289 42902000-11-09 Alexandre Oliva <aoliva@redhat.com> 4291 4292 * mklibgcc.in (EXTRA_MULTILIB_PARTS): Prevent `make' from 4293 interpreting $out as a macro assignment. 4294 * Makefile.in (T_TARGET): New auxiliary macro and target. 4295 (all): Add a target right in the beginning, so that we don't build 4296 T_TARGET by default. 4297 42982000-11-09 Graham Stott <grahams@redhat.com> 4299 4300 * config/i386/i386.md (mmx_pinsrw): Output operands in correct 4301 order for -mintel-syntax. Remove comment now that the operand 4302 order has been checked. 4303 (mmx_pextrw): Likewise. 4304 (mmx_pshufw): Likewise. 4305 43062000-11-09 Jakub Jelinek <jakub@redhat.com> 4307 4308 * builtins.c (c_strlen): Use TREE_STRING_LENGTH - 1 for max. 4309 (c_getstr): New function. 4310 (expand_builtin_strstr): Do nothing if -fcheck-memory-usage. 4311 If both arguments are constant string, optimize out. 4312 (expand_builtin_strchr, expand_builtin_strrchr): New functions. 4313 (expand_builtin_strpbrk): Use c_getstr, do nothing if 4314 -fcheck-memory-usage. 4315 (expand_builtin_fputs): Likewise. 4316 (expand_builtin_strcmp): Add MODE argument. 4317 Use even if !HAVE_cmpstrsi. 4318 Optimize the case when both arguments are constant strings. 4319 (expand_builtin): Adjust expand_builtin_strcmp caller. 4320 Call expand_builtin_strchr and expand_builtin_strrchr. 4321 * c-common.c (c_common_nodes_and_builtins): Add strchr and strrchr 4322 builtins. 4323 * builtins.def (BUILT_IN_STRRCHR): Add. 4324 43252000-11-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 4326 4327 * fixinc/gnu-regex.c: Rename EGCS LOCAL markers to GCC LOCAL. 4328 43292000-11-09 Joseph S. Myers <jsm28@cam.ac.uk> 4330 4331 * calls.c (expand_call, emit_library_call_value_1), collect2.c 4332 (scan_prog_file), config/a29k/a29k.c (print_operand), 4333 config/sparc/sparc.c (order_regs_for_local_alloc): Use memcpy () 4334 instead of bcopy (). 4335 * real.h: Use memcmp () instead of bcmp (). 4336 * config/m88k/m88k.c (m88k_layout_frame), config/sh/sh.c 4337 (split_branches), config/sparc/sparc.c (ultra_flush_pipeline, 4338 ultrasparc_sched_init, ultrasparc_sched_reorder), 4339 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Use memset () 4340 instead of bzero (). 4341 * config/vax/xm-xms.h (FILE_NAME_NONDIRECTORY): Use strrchr () 4342 instead of rindex (). 4343 * configure.in: Don't check for bzero, bcmp, index or rindex. 4344 * configure, config.in: Regenerate. 4345 * system.h: Don't include declarations for bzero, bcmp, index or 4346 rindex. 4347 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Don't define 4348 bzero, bcmp, index or rindex. 4349 4350Wed Nov 8 21:58:20 2000 Christopher Faylor <cgf@cygnus.com> 4351 4352 * config/i386/cygwin.h: Add -no-win32 switch. Separate -mno-cygwin 4353 include and library paths from -mcygwin case. Parameterize some 4354 declarations to avoid warnings. Use standard locations for include and 4355 lib dirs. 4356 43572000-11-08 Nick Clifton <nickc@redhat.com> 4358 4359 * config/arm/arm.md (mulsidi3adddi): Change output operand 4360 constraint from "=&" to "+&". 4361 (umulsidi3adddi): Change output operand constraint from "=&" to 4362 "+&". 4363 43642000-11-08 Richard Henderson <rth@redhat.com> 4365 4366 * flow.c (init_propagate_block_info): Protect the rtx stored in 4367 mem_set_list from modification by find_auto_inc. 4368 (mark_set_1): Likewise. 4369 43702000-11-08 Neil Booth <neilb@earthling.net> 4371 4372 Move directive handling into the lexer itself. 4373 4374 * cpplex.c (_cpp_lex_token): Handle directives directly. 4375 In the case of a directive interrupting a function-like 4376 macro invocation, use extra_char since read_ahead is 4377 used to store the '#'. Return a CPP_EOF in this case. 4378 * cppmacro.c (parse_arg): No need to handle CPP_DHASH any more. 4379 (cpp_get_token): Don't handle directives here. 4380 * cpplib.h: Remove CPP_DHASH token type. 4381 4382Wed Nov 8 21:53:41 MET 2000 Jan Hubicka <jh@suse.cz> 4383 4384 * regmove.c (combine_stack_adjustments_for_blocks): Recognize pushes 4385 formed using PRE_MODIFY too. 4386 43872000-11-08 Mark Mitchell <mark@codesourcery.com> 4388 4389 * c-tree.texi (VAR_DECL): Describe representation of GCC's 4390 extension for placing variables in particular registers. 4391 4392 * c-tree.texi (FUNCTION_TYPE): Clarify TYPE_ARG_TYPES for 4393 unprototyped C functions with no parameters. 4394 43952000-11-08 Jakub Jelinek <jakub@redhat.com> 4396 4397 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Cast DELTA to int 4398 before passing to fprintf. 4399 44002000-11-08 Jakub Jelinek <jakub@redhat.com> 4401 4402 * function.c (expand_function_start): Cast GET_MODE_SIZE to 4403 HOST_WIDE_INT before negating it. 4404 44052000-11-08 Jakub Jelinek <jakub@redhat.com> 4406 4407 * expr.c (expand_expr) [ADDR_EXPR]: Handle when op0 is RETURN_DECL 4408 passed in multiple non-contiguous locations. 4409 44102000-11-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 4411 4412 * README.gnat: Remove file. 4413 44142000-11-08 Alexandre Oliva <aoliva@redhat.com> 4415 4416 * mklibgcc.in (EXTRA_MULTILIB_PARTS): Generate multilib parts 4417 in-place. 4418 44192000-11-07 Richard Henderson <rth@redhat.com> 4420 4421 * dwarfout.c (INSN_LABEL_FMT): Remove. 4422 (output_label_die): Use ASM_GENERATE_INTERNAL_LABEL. 4423 (dwarfout_label): Remove. 4424 * dwarfout.h: Remove it's prototype. 4425 * dwarf2out.c (INSN_LABEL_FMT): Remove. 4426 (gen_label_die): Use ASM_GENERATE_INTERNAL_LABEL. 4427 (dwarf2out_label): Remove. 4428 * dwarf2out.h: Remove it's prototype. 4429 * final.c (final_scan_insn): Don't call dwarf[2]out_label. 4430 44312000-11-07 Richard Henderson <rth@redhat.com> 4432 4433 * config/ia64/fde-glibc.c (find_fde_for_dso): Do a binary 4434 search on the unwind region section. 4435 4436 * config/ia64/ia64.md (movbi): Add r/r alternative. 4437 (cmovdi_internal_astep): Describe all combinations of register 4438 classes for sources & destinations; remove matching constraints. 4439 (cmovdi_internal): Likewise. 4440 4441 * gcc.c (default_compilers) [@cpp-output]: Add -fpreprocessed. 4442 44432000-11-07 Richard Henderson <rth@redhat.com> 4444 4445 * c-lang.c (start_cdtor, finish_cdtor): New functions. 4446 (finish_file): Use them in building constructor/destructor functions. 4447 4448 * config/alpha/alpha.h (HAS_INIT_SECTION, LD_INIT_SWITCH, 4449 LD_FINI_SWITCH): Move ... 4450 * config/alpha/osf.h: ... here. 4451 * config/alpha/alpha-interix.h: Don't undef them. 4452 44532000-11-07 Jeffrey Oldham <oldham@oz.codesourcery.com> 4454 4455 * config/mips/t-iris6 (FPBIT): New. Added so that __unorddf2 is 4456 included in libgcc.a. 4457 (DPBIT): Likewise. 4458 (dp-bit.c): Likewise. 4459 (fp-bit.c): Likewise. 4460 44612000-11-07 Nick Clifton <nickc@redhat.com> 4462 4463 * config/m88k/m88k.h (GLOBAL_ASM_OP): Add missing tab. 4464 (INTERNAL_ASM_OP): Add missing tab. 4465 44662000-11-07 Joseph S. Myers <jsm28@cam.ac.uk> 4467 4468 * alias.c (init_alias_analysis), calls.c (expand_call, 4469 emit_library_call_value_1), combine.c (init_reg_last_arrays), 4470 cse.c (new_basic_block), dbxout.c (dbxout_type), diagnostic.c 4471 (init_output_buffer, set_diagnostic_context), dwarf2out.c 4472 (equate_decl_number_to_die, build_abbrev_table), emit-rtl.c 4473 (init_emit_once), fold-const.c (mul_double, div_and_round_double), 4474 function.c (assign_parms), gcse.c (compute_can_copy, 4475 alloc_gcse_mem, alloc_reg_set_mem, record_one_set, 4476 compute_hash_table, compute_set_hash_table, 4477 compute_expr_hash_table), genattrtab.c (optimize_attrs), global.c 4478 (global_alloc, global_conflicts), haifa-sched.c (compute_trg_info, 4479 clear_units, schedule_block), integrate.c (initialize_for_inline, 4480 expand_inline_function), jump.c (thread_jumps), local-alloc.c 4481 (local_alloc), loop.c (combine_movables, count_loop_regs_set, 4482 load_mems_and_recount_loop_regs_set), print-tree.c (debug_tree), 4483 regclass.c (init_reg_sets, init_reg_sets_1, regclass, 4484 record_reg_classes, allocate_reg_info), reload.c 4485 (get_secondary_mem, remove_address_replacements, find_reloads), 4486 reload1.c (reload, set_initial_label_offsets, finish_spills, 4487 reload_as_needed, choose_reload_regs_init, 4488 reload_cse_simplify_operands), reorg.c (dbr_schedule), sbitmap.c 4489 (sbitmap_zero), simplify-rtx.c (simplify_plus_minus), ssa.c 4490 (rename_registers), stmt.c (expand_end_case), unroll.c 4491 (unroll_loop), varray.c (varray_grow), objc/objc-act.c: Use memset 4492 () instead of bzero (). 4493 44942000-11-07 Neil Booth <neilb@earthling.net> 4495 4496 * cp/lang-specs.h: Fix -save-temps specs under USE_CPPLIB. 4497 44982000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 4499 4500 * c-common.c (combine_strings): Only warn about long strings for C. 4501 4502Tue Nov 7 19:44:30 2000 J"orn Rennecke <amylaar@redhat.com> 4503 4504 * combine.c (distribute_notes): Fix typo in last change. 4505 45062000-11-07 Geoff Keating <geoffk@redhat.com> 4507 4508 * config/rs6000/rs6000.md (movdi_internal32+1): Use 4509 operand_subreg_force rather than gen_rtx_SUBREG. 4510 (movdi_internal32+2): Likewise. 4511 45122000-11-07 Philip Blundell <philb@gnu.org> 4513 4514 * configure.in (arm*-*-linuxaout*): Obsolete, deleted. 4515 * config/arm/linux-aout.h: Likewise. 4516 * configure: Regenerate. 4517 45182000-11-07 Philipp Thomas <pthomas@suse.de> 4519 4520 * ABOUT-GCC-NLS: Remove the patch for gettext as it has been 4521 accepted my the gettext maintainer. 4522 45232000-11-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 4524 4525 * builtins.c (expand_builtin_strpbrk): New function. 4526 (expand_builtin): Handle BUILT_IN_STRPBRK. 4527 4528 * builtins.def (BUILT_IN_STRPBRK): New entry. 4529 4530 * c-common.c (c_common_nodes_and_builtins): Declare builtin 4531 strpbrk. 4532 45332000-11-07 David O'Brien <obrien@dragon.nuxi.com> 4534 4535 * config/alpha/freebsd.h: New file -- FreeBSD/alpha architecture file. 4536 * POTFILES.in: Add config/alpha/freebsd.h 4537 * configure.in: Add alpha*-freebsd support. 4538 * configure: Regenerate. 4539 45402000-11-07 Joseph S. Myers <jsm28@cam.ac.uk> 4541 4542 * tree.c (build_common_tree_nodes_2): Make va_list_type_node be a 4543 copy of ptr_type_node rather than ptr_type_node itself. 4544 4545Tue Nov 7 06:29:24 2000 J"orn Rennecke <amylaar@redhat.com> 4546 4547 * combine.c (recog_for_combine): Allocate uninitialized vector with 4548 rtvec_alloc. 4549 * recog.c (apply_change_group): Likewise. 4550 4551Tue Nov 7 06:24:02 2000 J"orn Rennecke <amylaar@redhat.com> 4552 4553 * flow.c (verify_local_live_at_start): Back out last change. 4554 * combine.c (distribute_notes): When parts of a hard reg are 4555 neither set nor referenced in PLACE, search backwards for a 4556 place to put a REG_UNUSED note; if none found, ask for flow 4557 info refresh. 4558 4559Mon Nov 6 20:08:13 2000 J"orn Rennecke <amylaar@redhat.com> 4560 4561 * reload1.c (eliminate_regs_in_insn): Allow a set to be a PARALLEL 4562 with (clobber (match_scratch...)). 4563 45642000-11-06 Neil Booth <neilb@earthling.net> 4565 4566 * c-lex.c (init_c_lex): If cpp_start_read fails, exit with 4567 error status. 4568 45692000-11-06 Neil Booth <neilb@earthling.net> 4570 4571 * tradcpp.c (special_symbol): Assign an null string rather 4572 than writing to an unallocated buffer. 4573 45742000-11-06 Neil Booth <neilb@earthling.net> 4575 4576 * cpplex.c (_cpp_equiv_tokens): Check arg_no in the 4577 CPP_MACRO_ARG case. 4578 45792000-11-06 Neil Booth <neilb@earthling.net> 4580 4581 * c-lex.c (c_lex): Replace tok.val.aux with tok.val.c or 4582 tok.val.arg_no as appropriate. 4583 * cppexp.c (lex): Similarly. 4584 * cpplex.c (_cpp_lex_token, cpp_spell_token, cpp_output_token, 4585 cpp_equiv_tokens, cpp_can_paste, cpp_avoid_paste): Similarly. 4586 * cppmacro.c (stringify_arg, replace_args, lex_expansion_token, 4587 cpp_macro_definition): Similarly. 4588 * cpplib.h (struct cpp_token): Replace aux with c and arg_no. 4589 45902000-11-06 Jakub Jelinek <jakub@redhat.com> 4591 4592 * config/sparc/sparc.md (adddi3): If operands[2] is 4096 and 4593 operands[1] is constant, calculate the sum and generate movdi. 4594 (addsi3): Similarly. Use SImode in call to arith_4096_operand. 4595 (subsi3): Use SImode in call to arith_4096_operand. 4596 45972000-11-06 Jakub Jelinek <jakub@redhat.com> 4598 4599 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): On sparc64 we need to 4600 adjust %o1, not %o0 if the return type is large structure. 4601 46022000-11-06 Jakub Jelinek <jakub@redhat.com> 4603 4604 * config/sparc/sparc.md (smulsi3_highpart_v8plus, ashldi3_v8plus+1, 4605 update_return, flush, flushdi, ffssi2, ffsdi2): Fix output formatting. 4606 4607Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl> 4608 4609 * expmed.c (expand_divmod): For signed divide by 2, prefer 4610 a branch and fewer shifts if branches are very cheap. 4611 46122000-11-05 Joseph S. Myers <jsm28@cam.ac.uk> 4613 4614 * Makefile.in: Remove all targets related to building 4615 distributions and diffs, or INSTALL. 4616 * INSTALL, install1.texi: Remove. 4617 * configure.in: Remove mention of distdir. 4618 * configure: Regenerate. 4619 * objc/Make-lang.in: Remove mention of distdir. 4620 46212000-11-04 Neil Booth <neilb@earthling.net> 4622 4623 * cpp.texi: Update for _Pragma. 4624 46252000-11-04 Joseph S. Myers <jsm28@cam.ac.uk> 4626 4627 * gcc.texi (Contributing): Update URL for projects web page. 4628 46292000-11-04 Neil Booth <neilb@earthling.net> 4630 4631 * cpplex.c (parse_string): Don't allow multiline strings in 4632 #include family directives. 4633 46342000-11-04 Neil Booth <neilb@earthling.net> 4635 4636 * cpplib.c (do_line): Only warn pedantically if not reading 4637 preprocessed input. 4638 46392000-11-04 Alexandre Oliva <aoliva@redhat.com> 4640 4641 * calls.c (emit_call_1) [sibcall_pop]: Use n_popped instead of 4642 RETURN_POPS_ARGS(). 4643 46442000-11-03 Zack Weinberg <zack@wolery.stanford.edu> 4645 4646 * builtins.c (expand_builtin_strlen): Remove unused mode 4647 argument. 4648 * gcc.c (process_command): Remove unused variable. 4649 * fold-const.c: Include expr.h. 4650 * recog.c: Include reload.h. 4651 * Makefile.in (recog.o, fold-const.o): Update deps. 4652 46532000-11-02 Geoffrey Keating <geoffk@cygnus.com> 4654 4655 * fixinc/gnu-regex.c: Change 'CYGNUS LOCAL' to 'EGCS LOCAL'. 4656 4657Fri Nov 3 13:41:04 2000 Mark P Mitchell <mark@codesourcery.com> 4658 4659 * config/mips/iris6.h (SUBTARGET_CC1_SPEC): Remove -static 4660 handling. 4661 (STARTFILE_SPEC): Likewise. 4662 (LINK_SPEC): Likewise. 4663 46642000-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 4665 4666 * Makefile.in (fold-const.o): Depend on $(GGC_H), not ggc.h. 4667 (toplev.o): Likewise for $(LOOP_H)/loop.h and $(REGS_H)/regs.h. 4668 (simplify-rtx.o): Likewise for $(GGC_H)/ggc.h. 4669 46702000-11-03 Joseph S. Myers <jsm28@cam.ac.uk> 4671 4672 * c-decl.c (duplicate_decls, copy_lang_decl), dwarfout.c 4673 (dwarfout_line), gcc.c (main, save_string), tree.c (init_obstacks, 4674 perm_calloc, get_identifier, maybe_get_identifier, 4675 real_value_from_int_cst, simple_cst_equal), varasm.c 4676 (assemble_name, assemble_real, immed_real_const_1, 4677 compare_constant_1, decode_rtx_const, output_constant_pool): Use 4678 strrchr () instead of rindex (). Use memcmp () instead of bcmp 4679 (). Use memcpy () instead of bcopy (). Use memset () instead of 4680 bzero (). 4681 46822000-11-03 Nathan Sidwell <nathan@codesourcery.com> 4683 4684 * cppfiles.c (open_file): If already read, then don't reopen. 4685 Immediately close an empty file. 4686 46872000-11-01 Bernd Schmidt <bernds@redhat.co.uk> 4688 4689 * expr.h (fold_builtin): Move declaration... 4690 * tree.h (fold_builtin): ... here. 4691 4692Fri Nov 3 05:41:07 2000 J"orn Rennecke <amylaar@redhat.com> 4693 4694 * flow.c (verify_local_live_at_start): Allow hard regs to die. 4695 46962000-11-02 Neil Booth <neilb@earthling.net> 4697 4698config: 4699 * a29k/a29k.h, a29k/unix.h, a29k/vx29k.h, 4700 alpha/alpha-interix.h, alpha/alpha.h, alpha/linux.h, 4701 alpha/openbsd.h, alpha/osf.h, alpha/vms.h, alpha/vxworks.h, 4702 alpha/win-nt.h, arc/arc.h, arm/arm.h, arm/conix-elf.h, 4703 arm/linux-aout.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h, 4704 arm/riscix1-1.h, arm/semiaof.h, arm/unknown-elf-oabi.h, arm/vxarm.h, 4705 c4x/rtems.h, clipper/clix.h, convex/convex.h, d30v/d30v.h, 4706 elxsi/elxsi.h, fr30/fr30.h, h8300/h8300.h, i370/linux.h, i370/mvs.h, 4707 i370/oe.h, i386/386bsd.h, i386/aix386ng.h, i386/beos-elf.h, 4708 i386/bsd386.h, i386/crtdll.h, i386/cygwin.h, i386/dgux.h, 4709 i386/djgpp-rtems.h, i386/djgpp.h, i386/freebsd-aout.h, i386/freebsd.h, 4710 i386/gnu.h, i386/i386-interix.h, i386/i386.h, i386/linux-aout.h, 4711 i386/linux-oldld.h, i386/linux.h, i386/lynx-ng.h, i386/lynx.h, 4712 i386/mach.h, i386/mingw32.h, i386/moss.h, i386/netbsd.h, 4713 i386/netware.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h, 4714 i386/osfelf.h, i386/osfrose.h, i386/ptx4-i.h, i386/rtems.h, 4715 i386/rtemself.h, i386/sco.h, i386/sco4.h, i386/sco4dbx.h, i386/sco5.h, 4716 i386/scodbx.h, i386/sequent.h, i386/sol2.h, i386/sun.h, i386/sysv3.h, 4717 i386/sysv4.h, i386/uwin.h, i386/vsta.h, i386/vxi386.h, i386/win-nt.h, 4718 i386/win32.h, i860/fx2800.h, i860/i860.h, i860/mach.h, i860/sysv3.h, 4719 i860/sysv4.h, i960/i960.h, i960/rtems.h, i960/vx960-coff.h, 4720 ia64/ia64.h, ia64/linux.h, m32r/m32r.h, m68k/3b1.h, m68k/3b1g.h, 4721 m68k/a-ux.h, m68k/altos3068.h, m68k/amix.h, m68k/apollo68.h, 4722 m68k/crds.h, m68k/ctix.h, m68k/dpx2.h, m68k/hp2bsd.h, m68k/hp320.h, 4723 m68k/hp3bsd.h, m68k/hp3bsd44.h, m68k/isi.h, m68k/linux-aout.h, 4724 m68k/linux.h, m68k/lynx-ng.h, m68k/lynx.h, m68k/m68kemb.h, 4725 m68k/m68kv4.h, m68k/mot3300.h, m68k/netbsd.h, m68k/news.h, 4726 m68k/next.h, m68k/openbsd.h, m68k/pbb.h, m68k/plexus.h, m68k/rtems.h, 4727 m68k/rtemself.h, m68k/sun2.h, m68k/sun3.h, m68k/sun3mach.h, 4728 m68k/tower-as.h, m68k/tower.h, m68k/vxm68k.h, m88k/dgux.h, 4729 m88k/dolph.h, m88k/luna.h, m88k/m88k-aout.h, m88k/m88k-coff.h, 4730 m88k/openbsd.h, m88k/sysv3.h, m88k/sysv4.h, mips/bsd-4.h, 4731 mips/bsd-5.h, mips/dec-bsd.h, mips/dec-osf1.h, mips/gnu.h, 4732 mips/iris3.h, mips/iris5.h, mips/iris6.h, mips/linux.h, mips/mips.h, 4733 mips/netbsd.h, mips/news4.h, mips/news5.h, mips/nws3250v4.h, 4734 mips/openbsd.h, mips/osfrose.h, mips/rtems64.h, mips/sni-svr4.h, 4735 mips/svr3-4.h, mips/svr3-5.h, mips/svr4-4.h, mips/svr4-5.h, 4736 mips/ultrix.h, ns32k/encore.h, ns32k/merlin.h, ns32k/netbsd.h, 4737 ns32k/ns32k.h, ns32k/pc532-mach.h, ns32k/pc532.h, ns32k/sequent.h, 4738 ns32k/tek6000.h, ns32k/tek6100.h, ns32k/tek6200.h, pa/pa-hiux.h, 4739 pa/pa-hpux.h, pa/pa-hpux7.h, pa/pa-linux.h, pa/pa-osf.h, 4740 pa/pa-pro-end.h, pa/pa.h, pa/rtems.h, pj/linux.h, pj/pj.h, 4741 romp/romp.h, rs6000/aix.h, rs6000/aix31.h, rs6000/aix41.h, 4742 rs6000/aix43.h, rs6000/beos.h, rs6000/eabi.h, rs6000/eabisim.h, 4743 rs6000/linux.h, rs6000/lynx.h, rs6000/mach.h, rs6000/rtems.h, 4744 rs6000/sysv4.h, rs6000/vxppc.h, sh/elf.h, sh/linux.h, sh/rtems.h, 4745 sh/rtemself.h, sh/sh.h, sparc/aout.h, sparc/elf.h, sparc/linux-aout.h, 4746 sparc/linux.h, sparc/linux64.h, sparc/lite.h, sparc/litecoff.h, 4747 sparc/liteelf.h, sparc/lynx-ng.h, sparc/lynx.h, sparc/netbsd.h, 4748 sparc/openbsd.h, sparc/pbd.h, sparc/rtems.h, sparc/rtemself.h, 4749 sparc/sol2-sld-64.h, sparc/sol2.h, sparc/sp64-aout.h, 4750 sparc/sp64-elf.h, sparc/sp86x-aout.h, sparc/sp86x-elf.h, 4751 sparc/sparc.h, sparc/sysv4.h, sparc/vxsim.h, sparc/vxsparc.h, 4752 v850/rtems.h, vax/netbsd.h, vax/openbsd.h, vax/ultrix.h, vax/vax.h, 4753 vax/vaxv.h, vax/vms.h, we32k/we32k.h 4754 4755 Replace -A() with -A=, the new assertion syntax. 4756 4757Thu Nov 2 21:52:35 2000 J"orn Rennecke <amylaar@redhat.com> 4758 4759 * combine.c (distribute_notes): Use rtx_equal_p to check elim_i2 / 4760 elim_i1. 4761 In REG_DEAD handling: When handling parts of multi-hard-reg hard 4762 registers, increment the loop counter by the size of the parts; 4763 use recursion to handle individual parts. 4764 47652000-11-02 Neil Booth <neilb@earthling.net> 4766 4767 * configure.in: Make integrated CPP the default. 4768 * configure: Regenerate. 4769 4770Thu Nov 2 19:20:12 2000 J"orn Rennecke <amylaar@redhat.com> 4771 4772 * reload.c (find_equiv_reg): Test all hard registers for membership 4773 in the requested class. 4774 47752000-11-02 Joseph S. Myers <jsm28@cam.ac.uk> 4776 4777 * collect2.c (main, write_c_file_stat), gcc.c (translate_options, 4778 process_command, main), gcov.c (open_files, output_data), tlink.c 4779 (frob_extension, scan_linker_output), toplev.c 4780 (file_name_nondirectory): Use strchr () and strrchr () instead of 4781 index () and rindex (). 4782 47832000-11-02 Joseph S. Myers <jsm28@cam.ac.uk> 4784 4785 * c-common.c (get_flag_spec, check_format_info_main, 4786 check_format_types): Use strchr () instead of index (). Compare 4787 against error_mark_node instead of comparing the TREE_CODE against 4788 ERROR_MARK. 4789 47902000-11-02 Zack Weinberg <zackw@Stanford.EDU> 4791 4792 Integrated CPP. 4793 4794 * c-lex.c (init_c_lex): Update cpp_start_read call. 4795 (cb_ident): Update for new callback prototype. 4796 (cb_def_pragma): Update for new cpp_get_token prototype. 4797 (c_lex): Similarly. Use cpp_get_line. 4798 4799 * c-parse.in (finish_parse): Update for new cpp_finish 4800 prototype. 4801 4802 * cp/lex.c (finish_parse): Similarly. 4803 48042000-11-01 Geoff Keating <geoffk@cygnus.com> 4805 4806 * machmode.def: Add V16QImode. 4807 48082000-11-01 Richard Henderson <rth@redhat.com> 4809 4810 * dwarf2out.c (loc_descriptor_from_tree): Check for null result 4811 from rtl_for_decl_location. 4812 (add_location_or_const_value_attribute): Likewise. 4813 48142000-11-01 Neil Booth <neilb@earthling.net> 4815 4816 * cpplib.c (run_directive): Use correct line number for output 4817 of _Pragma. Remember any in-progress directive. 4818 4819 * gcc.dg/cpp/vararg2.c, gcc.dg/cpp/_Pragm1.c: New tests. 4820 48212000-11-01 Richard Henderson <rth@redhat.com> 4822 4823 * stmt.c (expand_start_null_loop): Set continue_label. 4824 48252000-11-01 Bernd Schmidt <bernds@redhat.co.uk> 4826 4827 * builtins.c (fold_builtin_constant_p, fold_builtin): New functions. 4828 (expand_builtin_constant_p): Move parts of the code into 4829 fold_builtin_constant_p. 4830 (expand_builtin_strlen): Move parts of the code into fold_builtin. 4831 * expr.h (fold_builtin): Declare. 4832 * fold-const.c (fold): Handle builtin calls. 4833 4834 * c-typeck.c (build_function_call): Call fold on the CALL_EXPR. 4835 48362000-11-01 Richard Henderson <rth@redhat.com> 4837 4838 * stmt.c (expand_start_null_loop): New. 4839 (expand_end_null_loop): New. 4840 * c-semantics.c (genrtl_do_stmt): Use them. 4841 * tree.h: Declare them. 4842 48432000-11-01 Richard Henderson <rth@redhat.com> 4844 4845 * cppmain.c (scan_buffer): Don't avoid paste for assembly. 4846 48472000-11-01 Neil Booth <neilb@earthling.net> 4848 4849 * c-parse.in (_yylex): Remove CPP_BACKSLASH case. 4850 * cp/spew.c: Similarly. 4851 * cpplex.c (_cpp_lex_token): Backslashes are now CPP_OTHER. 4852 * cppmacro.c (stringify_arg): Similarly. 4853 * cpplib.h (CPP_BACKSLASH): Delete. 4854 48552000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 4856 4857 * builtins.c (expand_builtin_strstr): New function. 4858 (expand_builtin): Handle BUILT_IN_STRSTR and BUILT_IN_STRCHR. 4859 4860 * builtins.def (BUILT_IN_STRSTR, BUILT_IN_STRCHR): New entries. 4861 4862 * c-common.c (c_common_nodes_and_builtins): Declare builtin strstr 4863 and builtin strchr. 4864 48652000-10-31 Richard Henderson <rth@redhat.com> 4866 4867 * config/i386/i386.c (fcmov_comparison_operator): Check for 4868 CCFPmode or CCFPUmode instead of CCmode. 4869 (ix86_expand_fp_movcc): Call ix86_expand_setcc for most 4870 unordered operations as well. 4871 48722000-10-31 Richard Henderson <rth@redhat.com> 4873 4874 * c-semantics.c (genrtl_do_stmt): Use integer_zerop instead 4875 of integer_zero_node. 4876 48772000-10-31 Richard Henderson <rth@redhat.com> 4878 4879 * c-semantics.c (genrtl_do_stmt): Special case do/while(0). 4880 48812000-10-31 Nick Clifton <nickc@redhat.com> 4882 4883 * config/arm/unknown-elf.h (UNIQUE_SECTION_P): Do not allow 4884 -fdata-sections to override the section attribute of a DECL. 4885 48862000-10-31 Chris Demetriou <cgd@sibyte.com> 4887 4888 * libgcc2.c (__shtab): Remove __shtab variable. 4889 * libgcc-std.ver (GCC_3.0): Remove __shtab from symbol list. 4890 * Makefile.in (LIB2FUNCS): Remove _shtab from list of library 4891 members. 4892 48932000-10-31 Jim Wilson <wilson@redhat.com> 4894 4895 * defaults.h (ASM_OUTPUT_DEBUG_LABEL): New. 4896 * tm.texi (ASM_OUTPUT_DEBUG_LABEL): Document. 4897 * dwarf2out.c (dwarf2out_begin_block): Use ASM_OUTPUT_DEBUG_LABEL 4898 instead of ASM_OUTPUT_INTERNAL_LABEL. 4899 (dwarf2out_end_block, dwarf2out_label): Likewise. 4900 * final.c (final_scan_insn, case NOTE_INSN_DELETED_LABEL): Likewise 4901 * config/ia64/ia64.h (ASM_OUTPUT_DEBUG_LABEL): Define. 4902 49032000-10-31 Richard Henderson <rth@redhat.com> 4904 4905 * dwarf2out.c (struct dw_loc_descr_struct): Add dw_loc_addr. 4906 (size_of_locs): Set it. 4907 (output_loc_operands): Use it to compute branch displacement. 4908 (int_loc_descriptor): New. 4909 (mem_loc_descriptor): Dereference memory in the proper size. 4910 Use DW_OP_plus_uconst when possible. Use int_loc_descriptor. 4911 (loc_descriptor_from_tree): New. 4912 (rtl_for_decl_location): Break out from ... 4913 (add_location_or_const_value_attribute): ... here. 4914 (add_bound_info): Use loc_descriptor_from_tree. 4915 49162000-10-31 Neil Booth <neilb@earthling.net> 4917 4918 * cpp.texi: Update for new command line assertion syntax. 4919 * cpplib.c (cpp_define): Simplify a bit. 4920 (cpp_assert, cpp_unassert): Use handle_assertion. 4921 (handle_assertion): New function; accept new command line 4922 syntax with '='. 4923 * testsuite/gcc.dg/cpp/assert3.c: New tests. 4924 49252000-10-31 Neil Booth <neilb@earthling.net> 4926 4927 * cppmacro.c (STDC_0_IN_SYSTEM_HEADERS): Define to 0 if 4928 undefined. Remove #ifdef check. 4929 * config/i386/sol2.h, config/rs6000/sol2.h, config/sparc/sol2.h: 4930 Define STDC_0_IN_SYSTEM_HEADERS to 1. 4931 49322000-10-31 Jan Hubicka <jh@suse.cz> 4933 Jakub Jelinek <jakub@redhat.com> 4934 4935 * config/i386/i386.h: Clarify CCNOmode description in comment. 4936 (EXTRA_CC_MODES): Remove CCRCmode. 4937 * config/i386/i386.c (ix86_comparison_operator): Remove CCRCmode. 4938 (put_condition_code, ix86_match_ccmode): Likewise. 4939 (ix86_cc_mode): Likewise. Fix comment. 4940 (ix86_expand_strlensi_unroll_1): *rc patterns are gone. 4941 * config/i386/i386.md: Add unspec 12 description. 4942 (adddi3 split): Use unspec 12 instead of CCRCmode. 4943 (addsi3_carry_rc): Remove. 4944 (addsi3_cc, addqi3_cc): New patterns. 4945 (addsi_3): Swap operands, match CCZmode. 4946 (addsi_4): Rewritten. 4947 (addsi_5): Renamed from addsi_6. 4948 (addsi_6): Removed. 4949 (addhi_3): Swap operands, match CCZmode. 4950 (addhi_4): Rewritten. 4951 (addhi_5): Renamed from addhi_6. 4952 (addhi_6): Removed. 4953 (addqi_3): Swap operands, match CCZmode. 4954 (addqi_4): Rewritten. 4955 (addqi_5): Renamed from addqi_6. Use =q constraint for clobber. 4956 (subsi3_carry_rc): Removed. 4957 (iorqi_3): Use =q constraint for clobber. 4958 (xorqi_cc_2): Likewise. 4959 (negdi2_1 split): Don't use CCRCmode, use ltu instead of gtu. 4960 (x86_movsicc_0_m1_rc): Removed. 4961 (cmp?i peepholes): Remove neg. Use CCGCmode instead of CCRCmode. 4962 49632000-10-31 Joseph S. Myers <jsm28@cam.ac.uk> 4964 4965 * c-typeck.c (build_unary_op): If pedantic, pedwarn for increment 4966 and decrement of complex types. 4967 49682000-10-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 4969 4970 * builtins.c (expand_builtin_fputs): When deleting NOP calls to 4971 builtin fputs, ensure we still evaluate the stream in case it 4972 has side-effects. 4973 49742000-10-31 Jakub Jelinek <jakub@redhat.com> 4975 4976 * expr.c (do_store_flag): Pass operand_mode instead of GET_MODE (op0) 4977 to expand_shift. 4978 4979Tue Oct 31 15:33:27 2000 J"orn Rennecke <amylaar@redhat.com> 4980 4981 * sh-protos.h (reg_no_subreg_operand, emit_fpscr_use): Don't declare. 4982 (fp_extended_operand, emit_fpscr_use): Likewise. 4983 * sh.c (reg_no_subreg_operand, fp_extended_operand): Delete functions. 4984 (fpul_operand): New function. 4985 * sh.h (PREDICATE_CODES): Remove reg_no_subreg_operand and 4986 fp_extended_operand. Add fpul_operand. 4987 * sh.md (mulsf3, mulsf3_i4): Use fp_arith_reg_operand for "f" operands. 4988 (mulsf3_ie, macsf3, cmpgtsf_t, cmpeqsf_t, ieee_ccmpeqsf_t): Likewise. 4989 (cmpgtsf_t_i4, cmpeqsf_t_i4, ieee_ccmpeqsf_t_4, negsf2): Likewise. 4990 (negsf2_i, sqrtsf2, sqrtsf2_i, abssf2, abssf2_i, adddf3): Likewise. 4991 (adddf3_i, subdf3, subdf3_i, muldf3, muldf3_i, divdf3): Likewise. 4992 (divdf3_i): Likewise. 4993 (floatsisf2): Likewise. Use fpul_operand for 'y' operand. 4994 (floatsisf2_i4, floatsisf2_ie, fix_truncsfsi2): Likewise. 4995 (fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i): Likewise. 4996 (fix_truncdfsi2, fix_truncdfsi2_i, extendsfdf2): Likewise. 4997 (extendsfdf2_i4, truncdfsf2, truncdfsf2_i4): Likewise. 4998 49992000-10-31 Bernd Schmidt <bernds@redhat.co.uk> 5000 5001 * config/i386/i386.c (ix86_init_builtins): Correct return type 5002 building v4hi_ftype_v4hi_int_int tree node. 5003 (ix86_expand_builtin): Use correct operand numbers 0 and 1. 5004 Copy operand 0 into a Pmode register, don't generate a MEM rtx. 5005 5006 * config/i386/i386.md (sse_movntdi): Use mmx register constraint 5007 for operand 1. 5008 (mmx__uavgv8qi3): Correct insn mnemonic. 5009 (mmx_psadbw): Correct insn mnemonic. Use V8QI mode for operands 1 and 2. 5010 (mmx_punpckhwd): Correct insn mnemonic. 5011 (mmx_punpckhdq): Likewise. 5012 (mmx_punpcklwd): Likewise. 5013 (mmx_punpckldq): Likewise. 5014 (prefetch): Use immediare_operand and 'n' constraint for operand 1. 5015 Renumber case labels to match the _mm_prefetch constants defined in 5016 xmmintrin.h. 5017 5018 * recog.c (split_all_insns): Don't try to call cleanup_subreg_operands 5019 if the splitter didn't emit new insns. 5020 Make sure we call cleanup_subreg_operands even when splitting the last 5021 insn in a basic block. 5022 5023 * invoke.texi (Debugging Options): Describe -do. 5024 * toplev.c (enum_dump_file_index): New entry DFI_postreload. 5025 (dump_file): Likewise. 5026 (rest_of_compilation): Split .greg dump into .greg and .postreload. 5027 50282000-10-30 Neil Booth <neilb@earthling.net> 5029 5030 * cppfiles.c (stack_include_file): Check for stacked contexts 5031 here. 5032 * cpphash.h (_cpp_do__Pragma): New prototype. 5033 * cppinit.c (cpp_reader_init): Add _Pragma keyword to hash table. 5034 5035 * cpplex.c (skip_escaped_newlines): Only process trigraphs and 5036 escaped newlines if !(buffer->from_stage3). 5037 (_cpp_lex_token): Warn about missing newlines iff 5038 !buffer->from_stage3. 5039 5040 * cpplib.c (get__Pragma_string, destringize, 5041 _cpp_do__Pragma): New functions. 5042 (run_directive): Set output_line for _Pragma to avoid line 5043 markers in output. Set from_stage3 and prevent macro expansion 5044 for _Pragma and command-line options. Check buffer exhaustion. 5045 (cpp_push_buffer): Don't check for stacked macro contexts, as 5046 this is perfectly legitimate for _Pragma. Move the check to 5047 stack_include_file instead. Set from_stage3 iff buffer is 5048 preprocessed input. 5049 5050 * cpplib.h (struct cpp_buffer): Make warned_cplusplus_comments 5051 unsigned. New boolean from_stage3. 5052 (struct spec_nodes): Add n__Pragma. 5053 5054 * cppmacro.c (enter_macro_context): Flip sense of return value. 5055 (_cpp_get_token): Handle _Pragma operator. 5056 50572000-10-30 Phil Edwards <pme@sources.redhat.com> 5058 5059 * gcc.texi: The C++ standard isn't "draft" anymore. 5060 50612000-10-30 Mark Mitchell <mark@codesourcery.com> 5062 5063 * cppmacro.c (builtin_macro): Use NT_VOID, not T_VOID. 5064 50652000-10-29 Neil Booth <neilb@earthling.net> 5066 5067 * cpplib.c (skip_rest_of_line): Use _cpp_get_token. 5068 50692000-10-29 Joseph S. Myers <jsm28@cam.ac.uk> 5070 5071 * toplev.c, flags.h, fold-const.c, real.c, rtl.c, 5072 fixinc/inclhack.def: Change comments mentioning C9X to refer to 5073 C99 instead. 5074 5075 * invoke.texi: Document that -V will only work for very similar 5076 versions of driver and compiler. 5077 50782000-10-29 Neil Booth <neilb@earthling.net> 5079 5080 * cppmacro.c (_cpp_create_definition): Optimize the case of 5081 a macro defined to itself. 5082 50832000-10-29 Neil Booth <neilb@earthling.net> 5084 5085 * cpplex.c (save_comment): Don't store new lines in C++ comments. 5086 50872000-10-29 Michael Hayes <mhayes@redhat.com> 5088 5089 * integrate.c (copy_insn_list): Copy the unchanging flag for calls. 5090 50912000-10-28 Geoffrey Keating <geoffk@cygnus.com> 5092 5093 * cpphash.c (cpp_forall_identifiers): Add context variable 5094 for callback routine. 5095 * cppmain.c (dump_macro): Update to match cpp_forall_identifiers 5096 change. 5097 (main): Call cpp_forall_identifiers with null context. 5098 * cpplib.h (cpp_forall_identifiers): Update prototype. 5099 5100 * cppmain.c: Make `parse_in' and `print' static. 5101 51022000-10-28 Alan Modra <alan@linuxcare.com.au> 5103 5104 * c-decl.c (finish_function): Clear c_function_name_declared_p. 5105 51062000-10-28 Richard Henderson <rth@redhat.com> 5107 5108 * regrename.c (scan_rtx_address): Frob action, not class, 5109 when trying to disable optimization. 5110 51112000-10-28 Mark Mitchell <mark@codesourcery.com> 5112 5113 * c-semantics.c (make_rtl_for_local_static): Don't clobber 5114 DECL_ASSEMBLER_NAME. 5115 51162000-10-28 Joseph S. Myers <jsm28@cam.ac.uk> 5117 5118 * configure.in: Determine and substitute gcc_version_full. 5119 * configure: Regenerate. 5120 * gccbug.in: Use it to give full version. Don't allow 5121 confidential PRs. 5122 51232000-10-28 Richard Henderson <rth@redhat.com> 5124 5125 * recog.c (split_all_insns): Run cleanup_subreg_operands 5126 after reload. 5127 5128 * regrename.c (regrename_optimize): Verify that all registers of 5129 a multiple register mode are available. 5130 (scan_rtx_address): Accept the mode of the address; all callers 5131 changed. 5132 5133 * cpplib.c (run_directive): Fix prototype. 5134 51352000-10-28 Bernd Schmidt <bernds@redhat.co.uk> 5136 5137 * reload.c (find_reloads): Distinguish "wins" so that we know whether 5138 a given operand won because of a matching constraint or not; then use 5139 that information to compute goal_alternative_matched properly. 5140 * reload1.c (choose_reload_regs): Never set reload_override_in for an 5141 optional reload. 5142 5143 * config/ia64/ia64.h (RTX_COSTS): A few more entries, and a more 5144 accurate value for MULT. 5145 * config/ia64/ia64.c (ia64_print_operand): Require probability to be 5146 2% or > 98% before using static branch prediction bits. 5147 51482000-10-28 Neil Booth <neilb@earthling.net> 5149 5150 New macro expander. 5151 5152 * cpplib.c (struct answer): New. 5153 (struct if_stack): Use cpp_lexer_pos rather than line and col. 5154 Rename cmacro mi_cmacro. 5155 (struct directive, KANDR, STDC89, EXTENSION, COND, IF_COND, INCL, 5156 IN_I): New directive and flags. 5157 (skip_rest_of_line, check_eol, run_directive, glue_header_name, 5158 parse_answer, parse_assertion, find_answer): New functions. 5159 (parse_ifdef, detect_if_not_defined, validate_else): Remove. 5160 (lex_macro_node): New function to replace parse_ifdef and 5161 get_define_node. 5162 5163 (_cpp_handle_directive): New function, combines _cpp_check_directive 5164 and _cpp_check_linemarker. 5165 5166 (do_define, do_undef, parse_include, do_include, do_import, 5167 do_include_next, read_line_number, do_line, do_ident, do_pragma, 5168 do_pragma_once, do_pragma_poison, do_pragma_dependency): 5169 Update for new token getting interface. 5170 5171 (do_ifdef, do_ifndef, do_if, do_else, do_endif, push_conditional) 5172 : Update for new multiple-include optimisation technique. 5173 (do_elif): Don't forget to invalidate controlling macros. 5174 5175 (unwind_if_stack, cpp_defined, cpp_push_buffer, cpp_pop_buffer): Update. 5176 (parse_assertion, parse_answer, find_answer, _cpp_test_assertion): 5177 Functions to handle assertions with the new token interface. 5178 (do_assert, do_unassert): Use them. 5179 5180 (cpp_define, _cpp_define_builtin, cpp_undef, cpp_assert, cpp_unassert): 5181 Use run_directive. 5182 5183 (_cpp_init_stacks): Register directive names. Don't register special 5184 nodes. 5185 5186 * cpperror.c (print_containing_files, _cpp_begin_message): Update to 5187 new position recording regime. 5188 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning, 5189 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line, 5190 cpp_pedwarn_with_file_and_line): Update for _cpp_begin_message changes. 5191 (cpp_type2name): Move to cpplex.c. 5192 5193 * cppexp.c (parse_charconst): spec_nodes is no longer a pointer. 5194 (parse_defined): Update to handle new multiple include optimisation 5195 method. Remove poisoned identifier warning. 5196 (parse_assertion, TYPE_NAME): Delete. 5197 (lex): Update for multiple include optimisation, removal of 5198 CPP_DEFINED, to use _cpp_test_assertion for assertions and 5199 cpp_token_as_text. 5200 (_cpp_parse_expr): Update for MI optimisation, and to use op_as_text. 5201 (op_as_text): New function, to wrap cpp_token_as_text. 5202 5203 * cppfiles.c (stack_include_file, _cpp_pop_file_buffer): 5204 Update for MI optimisation. 5205 (_cpp_execute_include): Take a token rather than 3 arguments. Fix 5206 segfault on diagnostic. 5207 (_cpp_compare_file_date): Take a token rather than 3 args. 5208 (cpp_read_file): Work correctly for zero-length files. 5209 5210 * cpphash.c (_cpp_init_macros, _cpp_cleanup_macros): Rename 5211 _cpp_init_hashtable and _cpp_cleanup_hashtable. 5212 (cpp_lookup): Place identifiers at front of identifier pool 5213 for _cpp_lookup_with_hash. 5214 (_cpp_lookup_with_hash): Require identifiers to be at the front of 5215 the identifier pool. Commit the memory if not already in the 5216 hash table. 5217 5218 * cppinit.c (cpp_reader_init): Move cpp_init_completed test to top. 5219 Initialize various members of cpp_reader, memory pools, and the 5220 special nodes. 5221 (cpp_printer_init): Delete. 5222 (cpp_cleanup): Update. 5223 (struct builtin, builtin_array, initialize_builtins): Update for new 5224 hashnode definition and builtin handling. 5225 (cpp_start_read, cpp_finish): Don't take or initialize a 5226 printer. Update. 5227 5228 * cpplib.h (cpp_printer, cpp_toklist, CPP_DEFINED, BOL, 5229 PASTED, VAR_ARGS, BEG_OF_FILE, IN_DIRECTIVE, KNOWN_DIRECTIVE, 5230 T_VOID, T_SPECLINE, T_DATE, T_FILE, T_BASE_FILE, T_INCLUDE_LEVEL, 5231 T_TIME, T_STDC, T_OPERATOR, T_POISON, T_MACRO, T_ASSERTION): Delete. 5232 (struct cpp_pool, struct cpp_macro, struct cpp_lexer_pos, 5233 struct cpp_lookahead, CPP_DHASH, enum mi_state, enum mi_ind, 5234 NO_EXPAND, VARARGS_FIRST, struct cpp_token_with_pos, 5235 struct toklist, struct cpp_context, struct specnodes, 5236 TOKEN_LOOKAHEAD, TOKEN_BUFFSIZE, NODE_OPERATOR, NODE_POISONED, 5237 NODE_BUILTIN, NODE_DIAGNOSTIC, NT_VOID, NT_MACRO, NT_ASSERTION, 5238 enum builtin_type, cpp_can_paste): New. 5239 (struct cpp_token): Delete line and col members. 5240 (struct cpp_buffer): New member output_lineno. 5241 (struct lexer_state): Delete indented, in_lex_line, seen_dot. 5242 Add va_args_ok, poisoned_ok, prevent_expansion, parsing_args. 5243 (struct cpp_reader): New members lexer_pos, macro_pos, directive_pos, 5244 ident_pool, temp_string_pool, macro_pool, argument_pool, string_pool, 5245 base_context, context, directive, mi_state, mi_if_not_defined, 5246 mi_lexed, mi_cmacro, mi_ind_cmacro, la_read, la_write, la_unused, 5247 mlstring_pos, macro_buffer, macro_buffer_len. 5248 Delete members mls_line, mls_column, token_list, potential_control_macro, 5249 temp_tokens, temp_cap, temp_alloced, temp_used, first_directive_token, 5250 context_cap, cur_context, no_expand_level, paste_level, contexts, args, 5251 save_parameter_spellings, need_newline, . 5252 Change type of date, time and spec_nodes members. 5253 Change prototypes for include and ident callbacks. 5254 (struct cpp_hashnode): Change type of name. Remove union members 5255 expansion and code. Add members macro, operator and builtin. 5256 5257 (cpp_token_len, cpp_token_as_text, cpp_spell_token, cpp_start_read, 5258 cpp_finish, cpp_avoid_paste, cpp_get_token, cpp_get_line, 5259 cpp_get_output_line, cpp_macro_definition, cpp_start_lookahead, 5260 cpp_stop_lookahead): New prototypes. 5261 (cpp_printer_init, cpp_dump_definition): Delete prototypes. 5262 5263 (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr, ufputs): 5264 Move from cpphash.h. 5265 5266 * cpphash.h (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr, 5267 ufputs): Move to cpplib.h. 5268 (enum spell_type, struct token_spelling, _cpp_token_spellings, TOKEN_SPELL, 5269 TOKEN_NAME, struct answer, FREE_ANSWER, KANDR, STDC89, EXTENSION, 5270 COND, EXPAND, INCL, COMMENTS, IN_I, struct directive, directive_handler, 5271 struct spec_nodes, _cpp_digraph_spellings, _cpp_free_temp_tokens, 5272 _cpp_init_input_buffer, _cpp_grow_token_buffer, _cpp_init_toklist, 5273 _cpp_clear_toklist, _cpp_expand_token_space, _cpp_expand_name_space, 5274 _cpp_equiv_tokens, _cpp_equiv_toklists, _cpp_process_directive, 5275 _cpp_run_directive, _cpp_get_line, _cpp_get_raw_token, _cpp_glue_header_name, 5276 _cpp_can_paste, _cpp_check_directive, _cpp_check_linemarker, 5277 _cpp_parse_assertion, _cpp_find_answer): Delete. 5278 (VALID_SIGN, ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE, POOL_SIZE, 5279 POOL_USED, POOL_COMMIT, struct cpp_chunk, _cpp_lex_token, _cpp_init_pool, 5280 _cpp_free_pool, _cpp_pool_reserve, _cpp_pool_alloc, _cpp_next_chunk, 5281 _cpp_lock_pool, _cpp_unlock_pool, _cpp_test_assertion, 5282 _cpp_handle_directive, DSC): New. 5283 (struct include_file): New member defined. 5284 5285 (DO_NOT_REREAD, _cpp_begin_message, _cpp_execute_include, 5286 _cpp_compare_file_date): Update. 5287 (_cpp_pop_context, _cpp_get_token, _cpp_free_lookaheads, _cpp_push_token): New. 5288 (_cpp_init_macros, _cpp_cleanup_macros): Rename to _cpp_init_hashtable, 5289 _cpp_cleanup_hashtable. 5290 5291 * Makefile.in: Remove cppoutput.c. 5292 5293 * cppoutput.c: Delete 5294 5295 * fixheader.c (read_scan_file): Update for new cpp_get_token 5296 prototype. 5297 (recognized_function): New argument LINE. 5298 5299 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for 5300 new cpp_get_token prototype. 5301 5302 * scan.h (recognized_function): Update prototype. 5303 5304 * po/POTFILES.in: Remove cppoutput.c. 5305 53062000-10-27 Mark Mitchell <mark@codesourcery.com> 5307 5308 * c-typeck.c (check_init_type_bitfields): Remove. 5309 (constructor_incremental): Likewise. 5310 (struct constructor_stack): Remove incremental bit. 5311 (struct initializer_stack): Likewise. 5312 (start_init): Don't play with constructor_incremental. 5313 (finish_init): Likewise. 5314 (really_start_incremental_init): Likewise. 5315 (push_init_level): Likewise. 5316 (pop_init_level): Likewise. 5317 (output_init_level): Likewise. 5318 (output_pending_init_elements): Likewise. 5319 53202000-10-21 Mike Coleman <mcoleman2@kc.rr.com> 5321 5322 * c-pragma.c (handle_pragma_pack): Initialize align to -1. 5323 Improve error messages. Correct parsing of 5324 #pragma pack(pop [,id]). Do not check the user-supplied 5325 alignment if we're popping. 5326 5327 * gcc.dg/pack-test-1.c: New test case. 5328 * gcc.dg/pack-test-2.c: New test case. 5329 * gcc.dg/pack-test-1.h: New file. 5330 53312000-10-27 Neil Booth <neilb@earthling.net> 5332 5333 * cpp.texi: Update. 5334 53352000-10-27 Kelley Cook <kelley.cook@home.com> 5336 5337 * invoke.texi: Document -mintel-syntax 5338 53392000-10-27 Richard Henderson <rth@redhat.com> 5340 5341 * invoke.texi: Document -frename-registers. Add it to -O3. 5342 * toplev.c (rest_of_compilation): Run regrename before ifcvt2. 5343 (enum dump_file_index, dump_file): Update order. 5344 (main): Set flag_rename_registers at -O3. 5345 53462000-10-27 Richard Henderson <rth@redhat.com> 5347 5348 * config/alpha/alpha.h (enum reg_class): Add PV_REG. 5349 (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update. 5350 (REG_CLASS_FROM_LETTER): Assign it to 'c'. 5351 * config/alpha/alpha.md (call_osf_1): Use it. 5352 (call_value_osf_1): Likewise. 5353 5354 * config/ia64/ia64.c: Revert 10-23 patch. 5355 (ia64_hard_regno_rename_ok): New. 5356 * config/ia64/ia64-protos.h: Declare it. 5357 * config/ia64/ia64.h (HARD_REGNO_RENAME_OK): Use it. 5358 53592000-10-27 Bernd Schmidt <bernds@redhat.co.uk> 5360 Richard Henderson <rth@redhat.com> 5361 5362 * regrename.c: Rewrite to handle multi-register modes and 5363 cond_exec instructions. 5364 * Makefile.in (regrename.o): Update dependencies. 5365 * recog.h (struct operand_alternative): Add is_address. 5366 * recog.c (preprocess_constraints) [case 'p']: Set it. 5367 53682000-10-27 Zack Weinberg <zack@wolery.stanford.edu> 5369 5370 * configure.in: If not NO_MINUS_C_MINUS_O, substitute 5371 OUTPUT_OPTION with '-o $@'. Make zlibdir, zlibinc relative to 5372 top level. Kill oldstyle_subdirs. Do not include 5373 $srcdir/$s/Makefile.in in all_lang_makefiles, but do include 5374 $outputs. Do not run configure.lang from config.status. 5375 Rearrange warning-flag logic to correspond to what the 5376 makefile wants. Put special vax stage1 options in 5377 @stage1_flags@ not @stage1_warn_cflags@. Don't do anything 5378 with extra_c_objs, extra_cxx_objs, or extra_cpp_objs. 5379 (--enable-c-cpplib): AC_SUBST(maybe_cpplib) with "libcpp.a" if 5380 switch is given, nothing otherwise. 5381 * configure.lang: Delete. 5382 5383 * Makefile.in: Expunge all traces of extra_c_objs, 5384 extra_cxx_objs, and extra_cpp_objs. Set MAYBE_CPPLIB from 5385 @maybe_cpplib@. Add $(MAYBE_CPPLIB) to C_AND_OBJC_OBJS. Set 5386 warning options via a three level scheme so that -pedantic and 5387 -Wtraditional are not used for non-C front ends: LOOSE_WARN, 5388 STRICT1_WARN, STRICT2_WARN -> $(@D)-warn, GCC_WARN_CFLAGS -> 5389 WARN_CFLAGS. Distinguish STAGE1_CFLAGS from BOOT_CFLAGS. 5390 Add -I$(@D) and -I$(srcdir)/$(@D) to INCLUDES. 5391 Set OUTPUT_OPTION, ZLIB, ZLIBINC. Do not set P, 5392 LANG_FLAGS_TO_PASS. Add OUTPUT_OPTION to all object-file 5393 generation rules. Wrap all rules that change the current 5394 directory in parentheses; pmake doesn't spawn a new shell for 5395 each command. Expunge all references to $(P). When one 5396 command depends on another and they're run all at once, use && 5397 to separate them, not ;. Add libgcc_s$(SHLIB_EXT) to files 5398 deleted on make clean. Force OUTPUT_OPTION='-o $@' in stage2 5399 and beyond. 5400 5401 * objc/Make-lang.in: Wrap all rules that change the current 5402 directory in parentheses. Expunge all references to $(P). 5403 When one command depends on another and they're run all at 5404 once, use && to separate them, not ;. Add OUTPUT_OPTION to 5405 all object-file generation rules. Delete obsolete variables. 5406 * objc/Makefile.in: Delete. 5407 54082000-10-27 Jakub Jelinek <jakub@redhat.com> 5409 5410 * calls.c (expand_call): If sibcall_failure is set during pass 1, 5411 clear tail_call_insns as well. 5412 54132000-10-27 Nick Clifton <nickc@redhat.com> 5414 5415 * config/arm/arm-protos.h (arm_function_ok_for_sibcall): Add 5416 prototype. 5417 54182000-10-26 Richard Henderson <rth@redhat.com> 5419 5420 * calls.c (expand_call): Supress sibcall if we have a 5421 BLKmode return in registers. 5422 54232000-10-26 Bernd Schmidt <bernds@redhat.co.uk> 5424 5425 * ia64.h (PREFERRED_RELOAD_CLASS): Force floating point constants 5426 into memory. 5427 54282000-10-26 Nathan Sidwell <nathan@codesourcery.com> 5429 5430 * tree.c (make_node, case 't'): Set alignment to that of 5431 char_type_node. 5432 * expr.c (move_by_pieces_ninsns): Abort if some length remains. 5433 54342000-10-25 Mark Mitchell <mark@codesourcery.com> 5435 5436 * Makefile.in (site.exp): Define HAVE_LIBSTDCXX_V3. 5437 * configure.in (enable-libstdcxx-v3): Arrange to have 5438 HAVE_LIBSTDCXX_V3 substituted into the output files. 5439 54402000-10-25 Richard Henderson <rth@redhat.com> 5441 5442 * recog.c (constrain_operands): Initialize which_alternative 5443 before no alternatives early exit. 5444 5445 * cse.c (find_comparison_args): Check that we can reverse a 5446 comparison if needed before accepting the substitution. 5447 5448 * reload.c (find_reloads_address_part): Kill rtx obstack hackery. 5449 5450 * simplify-rtx.c (simplify_relational_operation): Sign extend 5451 low words before sign extending to high words. 5452 54532000-10-25 Nick Clifton <nickc@redhat.com> 5454 5455 * config/mcore/mcore.c: Include config.h before system.h. 5456 54572000-10-25 Ray Essick <essick@ddna.labs.mot.com> 5458 5459 * config/mcore/mcore.md (return): Force function epilogue to 5460 always be generated to work around epilogue suppression bug in 5461 M*Core backend. 5462 54632000-10-25 Joseph S. Myers <jsm28@cam.ac.uk> 5464 5465 * c-decl.c (grokdeclarator): Move warning for qualified void 5466 return types with -pedantic to when the function type is 5467 constructed. At -W, warn in general for qualified function return 5468 types, except for volatile void. 5469 * invoke.texi: Document this new warning at -W. 5470 54712000-10-25 Neil Booth <neilb@earthling.net> 5472 5473 * cpp.texi: Update with implementation-defined behavior and 5474 internal limits. 5475 54762000-10-25 Jakub Jelinek <jakub@redhat.com> 5477 5478 * stor-layout.c (layout_type): If TYPE_ALIAS_SET was already set on the 5479 incomplete type force it into alias set 0. 5480 5481Wed Oct 25 01:02:44 EDT 2000 John Wehle (john@feith.com) 5482 5483 * alias.c: Include basic-block.h. 5484 (loop_p): New function. 5485 (mark_constant_function): Use it. 5486 * Makefile.in (alias.o): Update dependencies. 5487 54882000-10-24 Aldy Hernandez <aldyh@redhat.com> 5489 5490 * config/mn10300/mn10300.c (secondary_reload_class): Treat pseudos 5491 like memory. 5492 54932000-10-24 Jim Wilson <wilson@cygnus.com> 5494 5495 * expmed.c (store_bit_field): Move integer pun code down after 5496 code that calls emit_move_insn for entire register move. 5497 * stor-layout.c (compute_record_mode): Revert Mar 25, Aug 18, and 5498 Oct 20 changes. Only store mode in TYPE_MODE if RECORD_TYPE. 5499 55002000-10-24 Richard Henderson <rth@cygnus.com> 5501 5502 * rtlanal.c (rtx_unstable_p, rtx_varies_p): Don't consider pic 5503 register stable if PIC_OFFSET_TABLE_REG_CALL_CLOBBERED. 5504 55052000-10-24 Aldy Hernandez <aldyh@redhat.com> 5506 5507 * gcse.c (cprop_insn): do not propagate constants into jump_insn 5508 for machines with CC0 more than once. 5509 55102000-10-24 Richard Henderson <rth@cygnus.com>, Aldy <aldyh@cygnus.com> 5511 5512 * config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS): Treat 5513 pseudos just like memory. 5514 55152000-10-24 Alexandre Oliva <aoliva@redhat.com> 5516 5517 * combine.c (distribute_notes): Discard REG_LIBCALL and REG_RETVAL 5518 when deleting libcall sequence collapsed to a single instruction. 5519 55202000-10-24 Andrew Haley <aph@cygnus.co.uk> 5521 5522 * expr.c (do_store_flag): Don't crash if either side of a 5523 comparison is error_mark_node. 5524 55252000-10-24 Jakub Jelinek <jakub@redhat.com> 5526 5527 * sibcall.c (purge_mem_unchanging_flag): New function. 5528 (optimize_sibling_and_tail_recursive_calls): Call it. 5529 55302000-10-24 Philipp Thomas <pthomas@suse.de> 5531 5532 * Makefile.in (check-po): New target for doing checks in the po 5533 subdir if all languages configured. 5534 (CHECK_TARGETS): Add @CHECK_PO@, replaced with check-po via 5535 configure if NLS is enabled. 5536 * configure.in: If NLS is enabled, substitute CHECK_PO by check-po, 5537 otherwise leave empty. 5538 * configure: Regenerate. 5539 55402000-10-23 Diego Novillo <dnovillo@cygnus.com> 5541 5542 * i386.c (print_operand): Handle new 'A' formatting code. 5543 387 opcodes need suffixes even with -mintel-syntax. 5544 Check for explicit size override (codes 'b', 'w' and 'k'). 5545 (print_operand_address): Check if register prefix is needed when 5546 emitting `ds' segment override. 5547 * i386.h: Add comment about new 'A' formatting code. 5548 * i386.md (jump and call patterns): Emit absolute references using %A. 5549 55502000-10-23 Richard Henderson <rth@cygnus.com> 5551 5552 * config/ia64/ia64.c (ia64_expand_prologue): Mark extra 5553 output registers as fixed. 5554 (ia64_function_epilogue): Undo output fixation. 5555 55562000-10-23 Richard Henderson <rth@cygnus.com> 5557 5558 * config/alpha/alpha.md: Add names for all unnamed insns; use 5559 define_insn_and_split in some obvious places. 5560 (lda): Remove. 5561 (zero_extendqihi2): Use an expander w/ nonimmediate_operand for BWX. 5562 (zero_extendqisi2, zero_extendqidi2): Likewise. 5563 (zero_extendhisi2, zero_extendhidi2): Likewise. 5564 (abs splitters): Fix match_scratch operand number. 5565 (bcc_reverse): Swap pc & label instead of non-canonical compare. 5566 55672000-10-23 Jim Wilson <wilson@cygnus.com> 5568 5569 * ia64.c (ia64_print_operand, case 'r'): Correct comment. Handle 5570 CONST_INT. 5571 * ia64.md (cmpsi_adjusted): Use %r3. 5572 (cmpdi_adjusted): Likewise. 5573 55742000-10-23 Diego Novillo <dnovillo@cygnus.com> 5575 5576 * config/i386/att.h (ASM_FILE_START): Define. 5577 55782000-10-23 Diego Novillo <dnovillo@cygnus.com> 5579 5580 * config/i386/linux.h (ASM_FILE_START): Define. 5581 5582Wed Oct 18 11:16:40 2000 Donald Lindsay <dlindsay@cygnus.com> 5583 5584 * gcc/configure.in: m68k-coff tm_file should not have libgloss.h, 5585 since this (only) drags in a crt0.o reference that the .ld files 5586 also introduce. 5587 55882000-10-23 Geoff Keating <geoffk@cygnus.com> 5589 5590 * reload1.c (reload_reg_reaches_end_p): A RELOAD_OTHER can 5591 overwrite the value in a RELOAD_FOR_INPUT and other kinds of 5592 reloads just like an RELOAD_FOR_OUTPUT would. 5593 5594 * local-alloc.c (update_equiv_regs): Add an abort(). When 5595 deleting or moving insns, update reg_equiv[regno].init_insns. 5596 55972000-10-23 Mark Mitchell <mark@codesourcery.com> 5598 5599 * c-tree.texi: Improve documentation for IF_STMTs and related 5600 conditional statements. 5601 56022000-10-22 Mark Mitchell <mark@codesourcery.com> 5603 5604 * expr.c (do_preexpand_calls): Remove. 5605 (same_from_p): Don't use CALL_EXPR_RTL. 5606 (expand_expr): Don't call preexpand_calls, or use CALL_EXPR_RTL. 5607 (preexpand_calls): Remove. 5608 * tree.c (first_rtl_op): Remove CALL_EXPR case. 5609 (unsave_expr_1): Likewise. 5610 * tree.def (CALL_EXPR): Give it only two slots. 5611 * tree.h (CALL_EXPR_RTL): Remove. 5612 56132000-10-21 Chandrakala Chavva <cchavva@redhat.com> 5614 5615 * libgcc-std.ver (__addvsi3, __addvdi3, __subvsi3, __subvdi3, 5616 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3): 5617 New functions. 5618 56192000-10-22 Alexandre Oliva <aoliva@redhat.com> 5620 5621 * calls.c (combine_pending_stack_adjustment_and_call): Don't 5622 adjust stack when unadjusted_alignment ends up as zero. 5623 56242000-10-22 Joseph S. Myers <jsm28@cam.ac.uk> 5625 5626 * fixinc/genfixes: Remove EGCS reference. 5627 * install.texi: Remove EGCS reference. 5628 * INSTALL: Regenerate. 5629 56302000-10-22 Mark Mitchell <mark@codesourcery.com> 5631 5632 * tree.h (TYPE_IS_SIZETYPE): Add more documentation. 5633 56342000-10-21 Joseph S. Myers <jsm28@cam.ac.uk> 5635 5636 * diagnostic.c: Remove EGCS reference in comment. 5637 5638Sat Oct 21 08:24:25 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 5639 5640 * loop.c (strength_reduce): Fix error in last change. 5641 56422000-10-20 David Edelsohn <edelsohn@gnu.org> 5643 5644 * Makefile.in (SHLIB_NM_FLAGS): New. 5645 (libgcc.mk): Pass it. 5646 * mklibgcc.in (libgcc.map): Use it. 5647 5648 * rs6000/t-aix43 (SHLIB_EXT, SHLIB_LINK, SHLIB_LIBS, 5649 SHLIB_MKMAP, SHLIB_MAPFILES, SHLIB_NM_FLAGS): New. 5650 56512000-10-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 5652 5653 * mips.h (REG_CLASS_FROM_LETTER): Cast array arg to unsigned char. 5654 5655 * sparc.c (load_pic_register): Delete unused varaible. 5656 5657 * libgcc2.c (__addvsi3): Delete unused variable. 5658 5659 * libgcc2.h (__absvsi2, __absvdi2, __addvsi3, __addvdi3, 5660 __subvsi3, __subvdi3, __mulvsi3, __mulvdi3, __negvsi2, 5661 __negvdi2): Prototype. 5662 5663 * ssa.c (apply_delayed_renames): Avoid undefined operation. 5664 5665 * toplev.c (display_target_options): Make static to match 5666 prototype. Delete empty declaration. 5667 56682000-10-20 Tom Tromey <tromey@cygnus.com> 5669 5670 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT. 5671 * gcc.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT. 5672 5673Fri Oct 20 17:05:49 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 5674 5675 * expr.c (expand_expr, case SAVE_EXPR): Set RTX_UNCHANGING_P on 5676 returned MEM. 5677 (expand_expr_unaligned, case ARRAY_REF): Check that index is 5678 a constant before comparing it; use tree_low_cst. 5679 * tree.c (save_expr): Set TREE_READONLY. 5680 (substitute_expr): Return inside of NON_LVALUE_EXPR. 5681 (build, build1): Set TREE_READONLY if all operands are. 5682 (build_index_type): If upper bound is a negative number, lower 5683 bound is zero and sizetype is unsigned, use upper bound of one and 5684 lower of zero. 5685 56862000-10-20 David Edelsohn <edelsohn@gnu.org> 5687 5688 * gcc.c (process_command, main): Use "because" instead of 5689 "since" in error messages. 5690 5691Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 5692 5693 * stor-layout.c (compute_record_mode): Use tree_low_cst. 5694 Don't use mode of field for record unless sizes are the same. 5695 (layout_type, case ARRAY_TYPE): Remove special bounds handling 5696 previously added for Ada; also change to using host_integerp 5697 and tree_low_cst. 5698 5699 * loop.c (strength_reduce): Show when new register made for 5700 giv is known to be a pointer and its aligment if so and known. 5701 (loop_dump_aux): Show VERBOSE parameter unused. 5702 5703 * gcse.c (set_hash_table_size): Now unsigned. 5704 * sdbout.c (template_name_p): Add "const" to avoid warnings. 5705 (sdbout_record_type_name, plain_type_1, sdbout_symbol): Likewise. 5706 (sdbout_one_type, sdbout_parms, sdbout_reg_parms): Likewise. 5707 (sdbout_end_epilogue): Remove variable NAME. 5708 * system.h (getopt): Add default definition. 5709 * config/alpha/alpha.c (print_operand): Don't continue processing 5710 after issuing error. 5711 (summarize_insn): Avoid use of UL in constant. 5712 5713 * function.c (locate_and_pad_parm): Use host_integerp and tree_low_cst. 5714 5715 * fold-const.c (force_fit_type): Unsigned values can overflow 5716 if they are sizetype. 5717 (int_const_binop): Don't use cache if overflows. 5718 57192000-10-20 Richard Henderson <rth@cygnus.com> 5720 5721 * function.c (locate_and_pad_parm): Zero alignment_pad. 5722 5723 * regrename.c (rr_replace_reg): Rewrite to use recog_data to 5724 perform substitutions, and apply_change_group to see if it worked. 5725 5726Fri Oct 20 13:33:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 5727 5728 * dwarf2out.c (add_bound_info): Also ignore COND_EXPR. 5729 5730 * combine.c (struct undo): Change int to unsigned int. 5731 (do_SUBST_INT): Args are unsigned int. 5732 (make_extraction, force_to_mode): Use proper type when forming mask. 5733 (make_field_assignment): Likewise. 5734 57352000-10-20 Joseph S. Myers <jsm28@cam.ac.uk> 5736 5737 * c-common.c (check_format_info_recurse): Extract string constant 5738 initializers from non-volatile constant arrays and check them as 5739 formats. 5740 * c-typeck.c (decl_constant_value): Don't check pedantic or check 5741 for DECL_MODE (decl) != BLKmode. 5742 (decl_constant_value_for_broken_optimization): New function which 5743 includes these checks. 5744 (default_conversion, convert_for_assignment, digest_init): Use 5745 decl_constant_value_for_broken_optimization instead of 5746 decl_constant_value. 5747 57482000-10-20 Mark Mitchell <mark@codesourcery.com> 5749 5750 * tree.h (DECL_ALIGN_UNIT): New macro. 5751 57522000-10-14 Marek Michalkiewicz <marekm@linux.org.pl> 5753 5754 * config/avr/avr-protos.h (avr_output_bld): New. 5755 (out_shift_with_cnt): Add t_len argument. 5756 * config/avr/avr.c (avr_num_arg_regs): Remove -mpack-args. 5757 (output_movqi, output_movhi, output_movsisf): Optimize loading 5758 any constant with exactly one bit set to NO_LD_REGS. 5759 (out_shift_with_cnt): Optimize output code for size or speed, 5760 depending on optimize_size. Handle small shift counts as well 5761 (if not hand-optimized in ?sh??i3_out). Shifts can be done 5762 with or without a scratch register, with help of __tmp_reg__ 5763 or __zero_reg__ if necessary. Add T_LEN argument to pass the 5764 length of TEMPLATE in words, return total insn length in *LEN. 5765 (ashlqi3_out, ashrqi3_out, lshrqi3_out): Change all calls to 5766 out_shift_with_cnt to work with the above change. 5767 (ashlhi3_out, ashlsi3_out, ashrhi3_out, ashrsi3_out, lshrhi3_out, 5768 lshrsi3_out): Likewise. Optimize more known shift count cases. 5769 Remove cases already well optimized in out_shift_with_cnt. 5770 (avr_output_bld): New function. 5771 * config/avr/avr.h (MASK_PACK_ARGS, TARGET_PACK_ARGS): Remove. 5772 (TARGET_SWITCHES): Remove -mpack-args backward compatibility. 5773 * config/avr/avr.md (*reload_inqi, *reload_inhi, *reload_insi): 5774 Add reload_completed to insn condition - only for peepholes. 5775 (ashlqi3, ashrqi3, lshrqi3): Correct insn length for shift counts 5776 in a register or memory. 5777 (ashlhi3, ashlsi3, ashrhi3, ashrsi3, lshrhi3, lshrsi3): Likewise. 5778 Do not require a scratch register. 5779 (*ashlhi3_const, *ashlsi3_const, *ashrhi3_const, *ashrsi3_const, 5780 *lshrhi3_const, *lshrsi3_const): New insns and matching peepholes. 5781 Optimize shifts by known count using a scratch register, but only 5782 if one is still available after register allocation. 5783 57842000-10-20 J. David Anglin <dave@hiauly1.hia.nrc.ca> 5785 5786 * t-vax: New file. Don't build modules from libgcc1.c. 5787 5788Fri Oct 20 00:57:00 EDT 2000 John Wehle (john@feith.com) 5789 5790 * alias.c: (mark_constant_function): Don't check pure functions. 5791 Initialize and end alias analysis. 5792 (nonlocal_mentioned_p): Rename from nonlocal_reference_p. 5793 Don't make a special exception for recursion. Handle 5794 UNSPEC_VOLATILE. Don't assume ASM_OPERANDS is non-local 5795 unless it's volatile. 5796 5797 * local-alloc.c (equivalence): New structure. 5798 (reg_equiv): Define. 5799 (contains_replace_regs): Remove array and use 5800 field in reg_equiv. 5801 (memref_referenced_p): Likewise. 5802 (no_equiv): Likewise. 5803 (update_equiv_regs): Likewise. 5804 5805 (equiv_init_varies_p, 5806 equiv_init_movable_p): New functions. 5807 (update_equiv_regs): Use them. Use rtx_varies_p 5808 instead of function_invariant_p. Process insns 5809 from end to beginning. Allow a REG_EQUIV insn 5810 within the same loop as a use to be moved, also 5811 allow it to be moved out of a loop. Update 5812 REG_DEAD notes when substituting into an insn. 5813 58142000-10-19 Jim Wilson <wilson@cygnus.com> 5815 5816 * c-decl.c (start_decl): Check for error_mark_node type before using 5817 COMPLETE_TYPE_P. 5818 (finish_decl): Likewise. Don't give an error if decl type is 5819 already error_mark_node. 5820 5821 * haifa-sched.c (compute_trg_info): Add explanatory comments. 5822 New local update_blocks. Use update_blocks to remove duplicates 5823 when computing update blocks. Check for bblst_table overflow. 5824 (schedule_block): Add explanatory comment. Reduce bblst_size by 5825 factor of 2. 5826 * config/ia64/ia64.md (movdi_symbolic): Document loss of REG_LABEL 5827 notes. 5828 58292000-10-19 Chandrakala Chavva <cchavva@redhat.com> 5830 5831 * libgcc2.c (_mulvsi3): Change variables u and v to a and b. 5832 58332000-10-19 Chandrakala Chavva <cchavva@redhat.com> 5834 5835 * expmed.c: Minor corrections in comments. 5836 * invoke.texi: Added desciption for the new option -ftrapv. 5837 58382000-10-19 Chandrakala Chavva <cchavva@redhat.com> 5839 5840 * libgcc2.c: Added the missing #endif. 5841 5842Thu Oct 19 14:25:11 MET DST 2000 Jan Hubicka <jh@suse.cz> 5843 5844 * i386.h (CONST_OK_FOR_LETTER): Re-add 'N'; document. 5845 58462000-10-18 Chandrakala Chavva <cchavva@redhat.com> 5847 5848 * expmed.c (expand_mult): Don't do synth_mult optimization for -ftrapv. 5849 Use smulv_optab for -ftrapv. 5850 (expand_mult_highpart): Use unsigned multiply. 5851 (expand_divmod): Special-case division by -1. 5852 For EXACT_DIV_EXPR, do right shift first, then the multiply. 5853 For complex divide, use abs with unsigned result. 5854 * expr.c (force_operand): Use unsigned multiply. 5855 (expand_expr): Use overflow-trapping optabs for signed types if 5856 flag_trapv. 5857 If flag_trapv, don't generate a recursive call with EXPAND_SUM 5858 if the type is signed and the original call wasn't EXPAND_SUM or 5859 EXPAND_INITIALIZER. 5860 * expr.h (addv_optab, subv_optab, smulv_optab, sdivv_optab): Declare. 5861 (negv_optab, absv_optab): Declare. 5862 * flags.h (flag_trapv): Declare. 5863 * genopinit.c (optabs): Add entries for addv_optab, subv_optab, 5864 smulv_optab, sdivv_optab, negv_optab and absv_optab. 5865 (gen_insn): Interpret '$P' as requiring an integer mode, 5866 including partial integer modes. 5867 * loop.c (emit_iv_add_mult): Use unsigned expand_mult_add. 5868 (product_cheap_p): Use unsigned expand_mult. 5869 * optabs.c (addv_optab, subv_optab, smulv_optab, sdivv_optab): Define. 5870 (negv_optab, absv_optab): Define. 5871 (expand_binop): Use overflow-trapping optabs for signed types if 5872 flag_trapv. 5873 Handle negv_optab libe neg_optab. 5874 (expand_abs): Take result_unsignedp argument instead of unsignedp one. 5875 Use overflow-trapping optabs for signed result if flag_trapv. 5876 (expand_complex_abs): Use overflow-trapping optabs for signed types if 5877 flag_trapv. 5878 Don't open-code complex absolute-value operation for flag_trapv. 5879 (init_optabs): Initialize addv_optab, subv_optab, smulv_optab, 5880 sdivv_optab, negv_optab and absv_optab. 5881 * toplev.c (flag_trapv): Define. 5882 (lang_independent_options f_options): Include flag_trapv. 5883 * tree.h (TYPE_TRAP_SIGNED): Define. 5884 * libgcc2.c (__addvsi3, __addvdi3, __subvsi3,__subvsi3, __subvdi3, 5885 __mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3): 5886 New functions. 5887 * Makefile.in: add _absvsi2 _absvdi2 _addvsi3 _addvdi3 _subvsi3 5888 _subvdi3 _mulvsi3 _mulvdi3 _negvsi2 _negvdi2. 5889 58902000-10-18 Geoffrey Keating <geoffk@cygnus.com> 5891 David V. Henkel-Wallace <gumby@cygnus.com> 5892 5893 * config/i386/t-netware: Bring in from the Red Hat tree. 5894 * config/i386/netware.h: Likewise. 5895 * config/netware.h: Likewise. 5896 * config/rs6000/netware.h: Delete. 5897 * configure.in: Add i[34567]86-*-netware. 5898 * configure: Hand-edit to match configure.in change. 5899 59002000-10-18 Mark Mitchell <mark@codesourcery.com> 5901 5902 * c-common.h (flag_no_builtin): Declare. 5903 (flag_no_nonansi_builtin): Likewise. 5904 (c_common_nodes_and_builtins): Change prototype. 5905 * c-common.c (flag_no_builtin): New variable. 5906 (flag_no_nonansi_builtin): Likewise. 5907 (c_common_nodes_and_builtins): Remove parameters. Adjust 5908 accordingly. 5909 * c-decl.c (flag_no_builtin): Remove. 5910 (flag_no_nonansi_builtin): Likewise. 5911 (init_decl_processing): Adjust call to 5912 c_common_nodes_and_builtins. 5913 59142000-10-18 Marc Espie <espie@openbsd.org> 5915 5916 * tm.texi (LIBGCC_SPEC): Synch with reality. 5917 59182000-10-18 Joseph S. Myers <jsm28@cam.ac.uk> 5919 5920 * c-common.c (check_format_types): Check for writing through a 5921 NULL pointer argument. 5922 59232000-10-18 Hans-Peter Nilsson <hp@axis.com> 5924 5925 * tm.texi (Exception Region Output): Document 5926 DWARF_CIE_DATA_ALIGNMENT. 5927 * dwarf2out.c (DWARF_CIE_DATA_ALIGNMENT): Wrap definition in 5928 #ifndef. 5929 [ENABLE_CHECKING] (reg_save): Abort if offset is not a multiple of 5930 DWARF_CIE_DATA_ALIGNMENT. 5931 59322000-10-18 Michael Hayes <mhayes@cygnus.com> 5933 5934 * basic-block.h (struct loop): Delete fields pre_header_root 5935 and pre_header_trace and replace with pre_header_edges 5936 and num_pre_header_edges. 5937 * flow.c (flow_loop_dump): Dump pre_header_edges. 5938 (flow_loops_free): Free pre_header_edges. 5939 (flow_loop_pre_header_scan): Calculate pre_header_edges. 5940 59412000-10-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 5942 5943 * contrib.texi: Update references to steering committee members 5944 and Jeff Law's entry. 5945 59462000-10-18 Joseph S. Myers <jsm28@cam.ac.uk> 5947 5948 * c-common.c (CPLUSPLUS_STD_VER, C_STD_VER, C_STD_NAME): Define. 5949 (maybe_read_dollar_number, check_format_info_main): Use them for 5950 pedantic warning messages. 5951 59522000-10-18 Joseph S. Myers <jsm28@cam.ac.uk> 5953 5954 * c-common.c (check_format_info_main): Minor cleanup: move 5955 variables into inner scopes; initialize declarations where 5956 appropriate; don't hardcode "scanf" name on warning for zero 5957 width. 5958 59592000-10-17 Mark Mitchell <mark@codesourcery.com> 5960 5961 * c-common.c (back_end_hook): New variable. 5962 * c-common.h (back_end_hook): Declare it. 5963 * c-lang.c (finish_file): Use it. 5964 5965 * emit-rtl.c (init_emit_once): Initialize the const_int_htab 5966 earlier. 5967 59682000-10-18 Jan Hubicka <jh@suse.cz> 5969 5970 * i386.c (ix86_comparison_operator, put_condition_code, 5971 ix86_match_ccmode, ix86_cc_mode): Handle CCRCmode. 5972 (ix86_expand_strlensi_unroll_1): Use CCRCmode. 5973 * i386.h (EXTRA_CC_MODES): Add CCRCmode. 5974 * i386.md (adddi and negdi splitter): Use CCRCmode. 5975 (add?i_3, add?i_4, add?i_5): Use CCRCmode; swap operands 5976 (subsi3_carry): add '*' 5977 (addsi3_carry_rc, subsi3_carry_rc, x86_movsicc_0_m1_rc): New. 5978 (cmp to add peep2): Use CCRCmode; swap operands. 5979 59802000-10-18 Kazu Hirata <kazu@hxi.com> 5981 5982 * h8300.c: Fix a comment typo. 5983 (round_frame_size): New. 5984 (compute_saved_regs): Likewise. 5985 (push): Likewise. 5986 (pop): Likewise. 5987 (push_order): Remove. 5988 (pop_order): Likewise. 5989 (function_prologue): Rearrange code for readability. 5990 (function_epilogue): Likewise. 5991 5992 * config/h8300/h8300.md: Remove an unnecessary sign_extend 5993 expander that is used when not optimizing. Output a tab after 5994 each assembly insns. 5995 5996 * reorg.c: Fix formatting. 5997 59982000-10-17 Joern Rennecke <amylaar@redhat.co.uk> 5999 6000 * reload1.c (move2add_note_store): Check for simple 6001 auto-inc in destination. 6002 60032000-10-17 Michael Chastain <chastain@redhat.com> 6004 6005 * config/i386/i386-aout.h: define INT_ASM_OP. 6006 6007Tue Oct 17 20:11:08 2000 Alan Modra <alan@linuxcare.com.au> 6008 6009 * pa.c (print_operand): Handle case 'c' for .vtable_inherit 6010 6011Tue Oct 17 20:05:51 2000 Martin Buchholz <martin@xemacs.org> 6012 6013 * i370.md: Fix spelling typo. 6014 60152000-10-17 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 6016 6017 * function.c (locate_and_pad_parm): Don't align stack unconditionally. 6018 Fixes execute/20001017-1.c on powerpc-linux-gnu. 6019 6020 * expr.c (store_constructor): Apply MEM_ALIAS_SET to MEMs only. 6021 * rs6000/rs6000.c (rs6000_hash_constant): Use X0INT to access a 6022 LABEL_REF. 6023 6024 * rs6000/rs6000.h (NO_DOLLAR_IN_LABEL, DOLLARS_IN_IDENTIFIERS, 6025 ENCODE_SECTION_INFO, ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Move from 6026 here... 6027 * rs6000/aix.h: ...to here. 6028 * rs6000/linux.h (ASM_APP_ON, ASM_APP_OFF): Define to Linux-style. 6029 60302000-10-17 Jakub Jelinek <jakub@redhat.com> 6031 6032 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Reload gp if needed. 6033 6034 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Always use call, make 6035 sure linker can relax even the delay slot mov %g1,%o7, fix output 6036 formating. 6037 60382000-10-17 Kazu Hirata <kazu@hxi.com> 6039 6040 * config/h8300/h8300.md: Remove an unnecessary zero_extend 6041 expander that is used when not optimizing. Output a tab after 6042 each assembly insns. 6043 60442000-10-17 Chandrakala Chavva <cchavva@redhat.com> 6045 6046 * gcc.c: New options --target-help. 6047 (process_command): Added code to parse this new option. 6048 * toplev.c (display_target_options): New function to support the 6049 above new option. 6050 * cppinit.c (new_pending_directive) : New option OPT_target__help. 6051 (cpp_handle_option): Support this new option. 6052 * invoke.texi: Added notes about --target-help option. 6053 60542000-10-17 Graham Stott <grahams@redhat.com> 6055 6056 * config/i386/i386.md (testqi_1): Add missing operand prefix 6057 for operand 0. 6058 * config/i386/i386-protos.h: Add missing prototype. 6059 60602000-10-17 Diego Novillo <dnovillo@cygnus.com> 6061 6062 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Symbol 6063 _GLOBAL_OFFSET_TABLE should not have a $ prefix when 6064 using -mintel-syntax. 6065 60662000-10-17 Joseph S. Myers <jsm28@cam.ac.uk> 6067 6068 * c-common.c (FMT_FLAG_DOLLAR_MULTIPLE): Define. 6069 (format_types): Use it for printf. 6070 (maybe_read_dollar_number): Add parameter for the kind of format 6071 involved. Warn for multiple use for arguments if this is 6072 inappropriate for the kind of format involved. 6073 (check_format_info_main): Update calls to maybe_read_dollar_number. 6074 60752000-10-17 J. David Anglin <dave@hiauly1.hia.nrc.ca> 6076 6077 * inclhack.def (hpux_maxint): Also apply fix to values.h. 6078 * fixincl.x: Rebuilt. 6079 60802000-10-17 Alexandre Oliva <aoliva@redhat.com> 6081 6082 * genrecog.c (write_switch): Return the first condition that needs a 6083 label. 6084 60852000-10-17 Bernd Schmidt <bernds@redhat.co.uk> 6086 6087 * c-tree.h (warn_sequence_point): Move declaration to... 6088 * c-common.h (warn_sequence_point): ... here. 6089 * c-decl.c (warn_sequence_point): Move definition to... 6090 * c-common.c (warn_sequence_point): ... here. 6091 (struct reverse_tree): New. 6092 (reverse_list, reverse_max_depth): New static variables. 6093 (build_reverse_tree, common_ancestor, modify_ok 6094 verify_sequence_points): New functions. 6095 (c_expand_expr_stmt): Call verify_sequence_points if -Wsequence-point. 6096 * c-typeck.c (check_modify_expr): Delete. 6097 (build_modify_expr): Don't call it. 6098 60992000-10-17 Joseph S. Myers <jsm28@cam.ac.uk> 6100 6101 * c-common.h (warn_missing_format_attribute): New variable. 6102 * c-decl.c (warn_missing_format_attribute): New variable. 6103 (c_decode_option): Decode -Wmissing-format-attribute and 6104 -Wno-missing-format-attribute. 6105 * c-common.c (check_function_format): If 6106 -Wmissing-format-attribute, give a warning where a vprintf or 6107 vscanf function is called by a function without its own printf or 6108 scanf attribute. 6109 * toplev.c (documented_lang_options): Add 6110 -Wmissing-format-attribute. 6111 * invoke.texi: Document -Wmissing-format-attribute. 6112 61132000-10-17 Marc Espie <espie@openbsd.org> 6114 6115 * invoke.texi (-shared): Insist on requiring code generation flags 6116 to be used along with -shared, and document the subtle failure that 6117 may occur otherwise. 6118 61192000-10-16 J. David Anglin <dave@hiauly1.hia.nrc.ca> 6120 6121 * pa.md (return_internal): Move `use' after `return'. 6122 61232000-10-16 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr> 6124 6125 * machmode.def: Correct comment. 6126 61272000-10-16 Rodney Brown <RodneyBrown@mynd.com> 6128 6129 * print-rtl.c (print_rtx_head): Constify. 6130 * rtl.h (print_rtx_head): Similarly. 6131 6132 * config/pa/pa/pa-protos.h (output_64bit_and, output_64bit_ior): 6133 Constify char * return value. 6134 * config/pa/pa/pa.c 6135 (output_64bit_and, output_64bit_ior): Constify char * return value. 6136 (pa_can_combine_p): Make static. 6137 (function_arg): Decorate unused `named' argument. Fix comment typo. 6138 (function_arg_partial_nregs): Decorate unused `named' argument. 6139 61402000-10-16 Joseph S. Myers <jsm28@cam.ac.uk> 6141 6142 * c-common.c (format_check_results): New structure. 6143 (finish_dollar_format_checking): Adjust to take a 6144 format_check_results * parameter. 6145 (check_format_info, check_format_info_recurse, 6146 check_format_info_main): Split check_format_info into three 6147 functions, the main checking going in check_format_info_main. 6148 Recurse when any reduction of the format string argument towards a 6149 string literal is done; go down both branches of a conditional 6150 expression. Don't warn for extra format arguments or empty format 6151 strings if they only occur in some branches of a conditional 6152 expression. 6153 61542000-10-16 Kazu Hirata <kazu@hxi.com> 6155 6156 * config/h8300/h8300.c: Remove obstack. Include ggc.h. 6157 61582000-10-16 Jakub Jelinek <jakub@redhat.com> 6159 6160 * rtlanal.c (may_trap_p): Check operand modes of COMPARE. 6161 61622000-10-15 Diego Novillo <dnovillo@cygnus.com> 6163 6164 * i386.md (*movsi_or): Switch operand order for intel syntax. 6165 61662000-10-14 Joseph S. Myers <jsm28@cam.ac.uk> 6167 6168 * PROBLEMS: Remove. 6169 6170 * gcc.texi (Contributing): Update. 6171 61722000-10-13 Diego Novillo <dnovillo@cygnus.com> 6173 6174 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Output final jump using 6175 appropriate assembler dialect. 6176 61772000-10-13 Alexandre Oliva <aoliva@redhat.com> 6178 6179 * c-common.c (c_expand_builtin): PARAMS-ize prototype. 6180 61812000-10-12 Marek Michalkiewicz <marekm@linux.org.pl> 6182 6183 * config/avr/avr.c (output_movhi, output_movsisf): Fix loading 6184 constants 1 and 2 to NO_LD_REGS. 6185 61862000-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 6187 6188 * Makefile.in (c-parse.c, tradcif.c): Create atomically. 6189 6190 * objc/Make-lang.in (objc-parse.c): Likewise. 6191 61922000-10-13 Richard Earnshaw <rearnsha@arm.com> 6193 6194 * arm.c: Include obstack.h 6195 (minipool_obstack, minipool_startobj): Define. 6196 (arm_add_gc_roots): Initialize them. 6197 (create_fix_barrier): Use our new obstack. 6198 (push_minipool_barrier, push_minipool_fix): Likewise. 6199 (arm_reorg): Release obstack memory. 6200 62012000-10-13 Jakub Jelinek <jakub@redhat.com> 6202 6203 * config/sparc/sparc.md (nonlocal_goto_receiver): Remove. 6204 (prologue, exception_receiver, builtin_setjmp_receiver): New 6205 patterns. 6206 * config/sparc/sparc.h (FINALIZE_PIC): Remove. 6207 * config/sparc/sparc-protos.h (finalize_pic): Remove. 6208 (load_pic_register): New prototype. 6209 * config/sparc/sparc.c (pic_setup_code): Remove. 6210 (finalize_pic): Rename to... 6211 (load_pic_register): ...this function. 6212 Don't look for nonlocal_goto_receivers and emit pic setup code 6213 directly. Don't check current_function_uses_pic_offset_table. 6214 62152000-10-13 Richard Earnshaw <rearnsha@arm.com> 6216 6217 * tree.h (struct obstack): Declare. 6218 62192000-10-12 Mark Mitchell <mark@codesourcery.com> 6220 6221 Remove obstacks. 6222 * Makefile.in (ggc-callbacks.o): Remove target. 6223 (flow.o): Depend on GGC_H. 6224 * alias.c (init_alias_analysis): 6225 Remove ggc_p conditionals. 6226 (end_alias_analysis): Likewise. 6227 * basic-block.h (init_flow): New function. 6228 (allocate_reg_life_data): Declare. 6229 * bb-reorder.c (function_obstack): Replace with ... 6230 (flow_obstack): ... new variable. 6231 (fixup_reorder_chain): Use it. 6232 * c-decl.c (ggc_p): Remove. 6233 (caller-save.c): Don't call oballoc/obfree. 6234 * combine.c (struct 6235 undobuf): Remove storage. 6236 (try_combine): Don't call oballoc. 6237 (undo_all): Don't call obfree. 6238 * cse.c (insert): Use xmalloc, not 6239 oballoc. 6240 (cse_main): Adjust accordingly. 6241 * dwarf2out.c (save_rtx): Remove 6242 obstack code. 6243 (dwarf2out_init): Remove ggc_p conditionals. 6244 * emit-rtl.c (rtl_obstack): Remove. 6245 (gen_rtx_CONST_INT): Remove ggc_p conditionals. 6246 (make_insn_raw): Likewise. 6247 (emit_insn_before): Likewise. 6248 (emit_insn_after): Likewise. 6249 (emit_insn): Likewise. 6250 (gen_sequence): Likewise. 6251 (copy_insn_1): Remove handling of `b' RTL components. 6252 (init_emit_once): Remove ggc_p conditionals. 6253 * except.c (create_rethrow_ref): Don't fool with obstacks. 6254 (add_partial_entry): Likewise. 6255 (call_get_eh_context): Likewise. 6256 (begin_protect_partials): Likewise. 6257 (protect_with_terminate): Likewise. 6258 * explow.c 6259 (plus_constant_wide): Likewise. 6260 * expr.c (init_expr_once): 6261 Likewise. 6262 (emit_block_move): Likewise. 6263 (clear_storage): Likewise. 6264 (expand_expr): Likewise. 6265 * flow.c (function_obstack): Remove. 6266 (flow_obstack): New variable. 6267 (flow_firstobj): Likewise. 6268 (create_base_block): Use the flow_obstack. 6269 (split_block): Likewise. 6270 (split_edge): Likewise. 6271 (calculate_global_regs_live): Likewise. 6272 (allocate_bb_life_data): Make it static. Likewiwse. 6273 (init_flow): New function. 6274 (size_int_type_wide): Remove ggc_p conditionals. 6275 * function.c 6276 (push_function_context_to): Don't call save_tree_status. 6277 (pop_function_context_from): Or restore_tree_status. 6278 (assign_stack_local_1): Don't call push_obstacks. 6279 (find_fixup_replacement): Use xmalloc. 6280 (fixup_var_refs_insns): Free the storage. 6281 (insns_for_mem_walk): Don't mess with obstacks. 6282 (instantiate_decls): Likewise. 6283 (trampoline_address): Likewise. 6284 (expand_function_end): Likewise. 6285 * function.h (sturct function): 6286 Remove obstack-related variables. 6287 (save_tree_status): Don't declare. 6288 (restore_tree_status): Likewise. 6289 * gcse.c (compute_can_copy): 6290 Don't call oballoc/obfree. 6291 * genattrtab.c (operate_exp): Remove 6292 ggc_p conditionals. 6293 (simplify_cond): Likewise. 6294 (simplify_test_exp): Don't mess with obstacks. 6295 (optimize_attrs): Likewise. 6296 * gengenrtl.c (gendef): Don't include 6297 ggc_p conditionals. 6298 * ggc-callbacks.c (ggc_p): Remove. 6299 * ggc-none.c (ggc_p): Remove. 6300 * ggc.h (ggc_p): Don't declare. 6301 * integrate.c (save_for_inline): Don't mess with obstacks. 6302 (integrate_decl_tree): Likewise. 6303 (output_inline_function): Likewise. 6304 * lists.c 6305 (init_EXPR_INSN_LIST_cache): Likewise. 6306 * loop.c (temp_obstack): 6307 Remove. 6308 (rtl_obstack): Likewise. 6309 (init_loop): Don't mess with obstacks. 6310 (reg_address_cost): Free BIVs and GIVs. 6311 (check_insns_for_bivs): Use xmalloc, not oballoc. 6312 (find_mem_givs): Likewise. 6313 (record_biv): Likewise. 6314 (general_induction_var): Likewise. 6315 (product_cheap_p): Likewse. 6316 * optabs.c (init_one_libfunc): Remove 6317 ggc_p conditional. 6318 * print-tree.c (debug_tree): Don't use 6319 oballoc/obfree. 6320 (print_node): Likewise. 6321 * profile.c (output_func_start_profiler): 6322 Remove call to temporary_allocation. 6323 * reload1.c 6324 (eliminate_regs_in_insn): Don't mess with obstacks. 6325 * resource.c 6326 (mark_target_live_regs): Use xmalloc. 6327 (free_resource_info): Free the memory. 6328 * rtl.c (rtl_obstack): 6329 Remove. 6330 (rtvec_alloc): Don't mess with obstacks. 6331 (rtx_alloc): Likewise. 6332 (rtx_free): Remove. 6333 (copy_rtx): Don't handle `b' cases. 6334 (read_rtx): Use a local rtl_obstack. 6335 * rtl.h (oballoc): Remove. 6336 (obfree): Likewise. 6337 (pop_obstacks): Likewise. 6338 (push_obstacks): Likewise. 6339 (allocate_bb_life_data): Likewise. 6340 (allocate_reg_life_data): Likewise. 6341 (rtx_free): Likewise. 6342 * sdbout.c (sdbout_queue_anonymous_type): 6343 Use tree_cons, not saveable_tree_cons. 6344 * simplify-rtx.c 6345 (cselib_init): Don't mess with obstacks. 6346 * stmt.c 6347 (mark_block_nesting): Mark the label_chain. 6348 (epxand_label): Use ggc_alloc, not oballoc. 6349 (clear_last_expr): Don't mess with obstacks. 6350 (expand_decl_cleanup): Likewise. 6351 (expand_dcc_cleanup): Likewise. 6352 (expand_dhc_cleanup): Likewise. 6353 (expand_anon_union_decl): Likewise. 6354 (add_case_node): Use xmalloc, not oballoc. 6355 (free_case_nodes): New function. 6356 (expand_end_case): Call it. 6357 * stor-layout.c (layout_type): Don't 6358 mess with obstacks. 6359 (layout_type): Likewise. 6360 * toplev.c (wrapup_global_declarations): 6361 Likewise. 6362 (compile_file): Remove ggc_p conditionals. 6363 (rest_of_compilation): Call init_flow. Remove ggc_p conditionals. 6364 (decode_f_option): Remove ggc_p conditionals. 6365 * tree.c 6366 (function_maybepermanent_obstack): Remove. 6367 (maybepermanent_obstack): Likewise. 6368 (function_obstack): Likewise. 6369 (tmeporary_obstack): Likewise. 6370 (momentary_obstack): Likewise. 6371 (temp_decl_obstack): Likewise. 6372 (saveable_obstack): Likewise. 6373 (rtl_obstack): Likewise. 6374 (current_obstack): Likewise. 6375 (expression_obstack): Likewise. 6376 (struct obstack_stack): Likewise. 6377 (obstack_stack): Likewise. 6378 (obstack_stack_obstack): Likewise. 6379 (maybepermanent_firstobj): Likewise. 6380 (temporary_firstobj): Likewise. 6381 (momentary_firstobj): Likewise. 6382 (temp_decl_firstobj): Likewise. 6383 (momentary_function_firstobj): Likewise. 6384 (all_types_permanent): Likewise. 6385 (struct momentary_level): Likewise. 6386 (momentary_stack): Likewise. 6387 (init_obstacks): Remove initialization of removed obstacks. 6388 (save_tree_status): Remove. 6389 (restore_tree_status): Likewise. 6390 (temporary_allocation): Liekwise. 6391 (end_temporary_allocation): Liekwise. 6392 (resume_temporary_allocation): Likewise. 6393 (saveable_allocation): Likewise. 6394 (push_obstacks): Likewise. 6395 (push_obstacks_nochange): Likewise. 6396 (pop_obstacks): Likewise. 6397 (allocation_temporary_p): Likewise. 6398 (permanent_allocation): Likewise. 6399 (preserve_data): Likewise. 6400 (preserve_initializer): Likewise. 6401 (rtl_in_current_obstack): Likewise. 6402 (rtl_in_saveable_obstack): Likewise. 6403 (oballoc): Likewise. 6404 (obfree): Likewise. 6405 (savealloc): Likewise. 6406 (expralloc): Likewise. 6407 (print_obstack_name): Likewise. 6408 (debug_obstack): Likewise. 6409 (object_permanent_p): Likewise. 6410 (push_momentary): Likewise. 6411 (perserve_momentary): Likewise. 6412 (clear_momentary): Likewise. 6413 (pop_momentary): Likewise. 6414 (pop_momentary_nofree): Likewise. 6415 (suspend_momentary): Likewise. 6416 (resume_momentary): Likewise. 6417 (make_node): Don't set TREE_PERMANENT. 6418 (copy_node): Remove ggc_p conditionals. Don't set TYPE_OBSTACK. 6419 Don't set TREE_PERMANENT. 6420 (get_identifier): Remove ggc_p conditionals. 6421 (build_string): Likewise. 6422 (make_tree_vec): Likewise. 6423 (build_decl_list): Remove. 6424 (build_expr_list): Likewise. 6425 (tree_cons): Remove ggc_p conditionals. 6426 (decl_tree_cons): Remove. 6427 (expr_tree_cons): Likewise. 6428 (perm_tree_cons): Likewise. 6429 (temp_tree_cons): Likewise. 6430 (saveable_tree_cons): Likewise. 6431 (build1): Remove ggc_p conditionals. 6432 (build_parse_node): Likewise. 6433 (build_type_attribute_variant): Don't mess with obstacks. 6434 (build_type_copy): Likewise. 6435 (type_hash_canon): Likewise. 6436 (build_pointer_type): Likewise. 6437 (build_reference_type): Likewise. 6438 (build_index_type): Likewise. 6439 (build_range_type): Likewise. 6440 (dump_tree_statistics): Don't print obstack information. 6441 * tree.h 6442 (struct tree_common): Remove permanent_flag. 6443 (TREE_PERMANENT): Remove. 6444 (TREE_SET_PERMANENT): Likewise. 6445 (TYPE_OBSTACK): Likewise. 6446 (struct tree_type): Remove obstack. 6447 (oballoc): Remove. 6448 (savealloc): Likewise. 6449 (build_decl_list): Likewise. 6450 (build_expr_list): Likewise. 6451 (perm_tree_cons): Likewise. 6452 (temp_tree_cons): Likewise. 6453 (saveable_tree_cons): Likewise. 6454 (decl_tree_cons): Likewise. 6455 (expr_tree_cons): Likewise. 6456 (suspend_momentary): Likewise. 6457 (allocation_temporary_p): Likewise. 6458 (resume_momentary): Likewise. 6459 (push_obstacks_nochange): Likewise. 6460 (permanent_allocation): Likewise. 6461 (push_momentary): Likewise. 6462 (clear_momentary): Likewise. 6463 (pop_momentary): Likewise. 6464 (end_temporary_allocation): Likewise. 6465 (pop_obstacks): Likewise. 6466 (push_obstacks): Likewise. 6467 (pop_momentary_nofree): LIkewise. 6468 (preserve_momentary): Likewise. 6469 (saveable_allocation): Likewise. 6470 (temporary_allocation): Likewise. 6471 (resume_temporary_allocation): Likewise. 6472 (perserve_initializer): Likewise. 6473 (debug_obstack): Likewise. 6474 (rtl_in_current_obstack): Likewise. 6475 (rtl_in_saveable_obstack): Likewise. 6476 (obfree): Likewise. 6477 * varasm.c (current_obstack): Remove. 6478 (saveable_obstack): Remove. 6479 (rtl_obstack): Remove. 6480 (immed_double_const): Don't mess with obstacks. 6481 (immed_real_cons): Likewise. 6482 (output_constant_def): Likewise. 6483 (init_varasm_status): Use xcalloc. 6484 (mark_pool_constant): Mark the pool constant itself. 6485 (free_varasm_status): Free memory. 6486 (decode_rtx_const): Call bzero directly, rather than expanding it 6487 inline. 6488 (record_rtx_const): Don't mess with obstacks. 6489 (force_const_mem): Likewise. 6490 * config/arm/arm.c (arm_encode_call_attribute): Remove ggc_p 6491 conditionals. 6492 (aof_pic_entry): Likewise. 6493 * config/ia64/ia64.c (ia64_encode_section_info): Likewise. 6494 * config/m32r/m32r.c (m32r_encode_section_info): Likewise. 6495 * config/pa/pa.c (saveable_obstack): Remove. 6496 (rtl_obstack): Likewise. 6497 (current_obstack): Likewise. 6498 (output_call): Don't mess with obstacks. 6499 (hppa_encode_label): Remove ggc_p conditionals. 6500 * config/romp/romp.c (get_symref): Don't mess with obstacks. 6501 * config/rs6000/rs6000.c (output_toc): Remove ggc_p conditional. 6502 (rs6000_encode_section_info): Likewise. 6503 * config/sh/sh.c (get_fpscr_rtx): Likewise. 6504 6505Thu Oct 12 16:02:31 MET DST 2000 Jan Hubicka <jh@suse.cz> 6506 6507 * i386.md (adddi3, subdi3 splitters): Update for new pattern. 6508 (addsi3_cc, addqi3_cc, subsi3_cc): Remove 6509 (addsi3_carry): Canonicalize. 6510 (addqi_5): Remove '*'. 6511 (sbb pattern): Canonicalize. 6512 6513 * i386.md (cmp to inc/add peep2): New. 6514 65152000-10-12 Richard Earnshaw <rearnsha@arm.com> 6516 6517 * bb-reorder.c (reorder_basic_blocks): Allocate an aux block for 6518 the exit block. 6519 65202000-10-12 Joseph S. Myers <jsm28@cam.ac.uk> 6521 6522 * gcc.texi: Merge in contents of README.TRAD and TESTS.FLUNK. 6523 * README.TRAD, TESTS.FLUNK: Remove. 6524 65252000-10-12 Joseph S. Myers <jsm28@cam.ac.uk> 6526 6527 * c-common.c (decl_attributes): Don't allow strftime formats with 6528 first_arg_num nonzero. 6529 (check_format_info): Set wanted_type and wanted_type_name to zero 6530 before they are possibly assigned and used. 6531 65322000-10-12 Joseph S. Myers <jsm28@cam.ac.uk> 6533 6534 * c-common.c (scanf_flag_specs): Add flags ' and I. 6535 (strftime_flag_pairs): Disallow any pair of the _, - and 0 flags, 6536 or the ^ and # flags together. 6537 (scan_char_table): Handle the ' and I flags. 6538 (format_types): Add ' and I flags for scanf. 6539 65402000-10-12 Joseph S. Myers <jsm28@cam.ac.uk> 6541 6542 * c-common.c (print_char_table): Use the unpromoted type for 6543 lengths "h" and "hh" with conversions dioxXu. 6544 (check_format_types): Apply the default argument promotions where 6545 the wanted type is not a pointer target. 6546 65472000-10-11 Michael Meeks <mmeeks@gnu.org> 6548 Joseph S. Myers <jsm28@cam.ac.uk> 6549 6550 * c-typeck.c (check_modify_expr): New function. 6551 (build_modify_expr): Call it if warn_sequence_point. 6552 * c-decl.c (warn_sequence_point): New variable. 6553 (c_decode_option): Handle -Wsequence-point and 6554 -Wno-sequence-point. Enable -Wsequence-point as part of -Wall. 6555 * c-tree.h (warn_sequence_point): Declare. 6556 * invoke.texi (-Wsequence-point): Document. 6557 * toplev.c (documented_lang_options): Add -Wsequence-point and 6558 -Wno-sequence-point. 6559 Original work by Michael Meeks, 16 Jun 1998. 6560 6561Wed Oct 11 06:15:41 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 6562 6563 * tree.c (get_narrower): Don't look at precision of field if 6564 not laid out yet. 6565 6566Tue Oct 10 23:14:33 2000 Denis Chertykov <denisc@overta.ru> 6567 6568 * config/avr/avr.c (valid_machine_decl_attribute): Allow `extern' 6569 declaration for data with "progmem" attribute. 6570 65712000-10-09 Marek Michalkiewicz <marekm@linux.org.pl> 6572 6573 * config/avr/avr.c (out_shift_with_cnt): Use AS2 macro. 6574 Correct insn length if shift count is a memory operand. 6575 * config/avr/avr.md: New define_peephole2 to use *reload_inqi. 6576 (*iorhi3_clobber): Change lo8 to hi8. 6577 (zero_extendhisi2): Change %B0 to %A1. 6578 (ashlhi3, ashrhi3): Correct insn length. 6579 (andhi3, abssf2, extendqisi2, extendhisi2): Change "cc" 6580 from "clobber" to "set_n" in some alternatives. 6581 65822000-10-10 Jakub Jelinek <jakub@redhat.com> 6583 6584 * reload1.c (calculate_needs_all_insns): If deleting an instruction, 6585 remove its insn_chain structure as well. 6586 65872000-10-09 J. David Anglin <dave@hiauly1.hia.nrc.ca> 6588 6589 * dbxout.c (dbxout_source_line): Remove extra tab. 6590 65912000-10-09 Hans-Peter Nilsson <hp@bitrange.com> 6592 6593 * config/elfos.h (UNIQUE_SECTION): Apply STRIP_NAME_ENCODING on name. 6594 65952000-10-09 Richard Henderson <rth@cygnus.com> 6596 6597 * Makefile.in (LANG_LIB2FUNCS): Remove. 6598 (LIB2FUNCS): Remove _pure. 6599 (LIB2ADD): Remove LANG_LIB2FUNCS. 6600 (stage_a): Don't set LANG_LIB2FUNCS. 6601 * libgcc2.c (__terminate): Mark noreturn. 6602 (__pure_virtual): Remove. 6603 * mklibgcc.in: Remove LIB2ADD .txt processing. 6604 66052000-10-09 Richard Earnshaw <rearnsha@arm.com> 6606 6607 * arm.md (push_multi): Revert unintended change. 6608 66092000-10-09 Richard Earnshaw <rearnsha@arm.com> 6610 6611 * arm.c: Miscellaneous white space and comment clean-ups. No 6612 functional change. 6613 * arm.md: Likewise. 6614 66152000-10-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 6616 6617 * c-common.c (c_expand_builtin_printf): Set the TREE_TYPE of a new 6618 STRING_CST by calling combine_strings. 6619 66202000-10-09 Richard Earnshaw <rearnsha@arm.com> 6621 6622 * arm.c (thumb_expand_movstrqi): Rewrite to support SSA form. 6623 (thumb_output_move_mem_multiple): Support new insn format. 6624 * arm.md (movmem12b): Use SSA compatible format. 6625 (movmem8b): Likewise. 6626 66272000-10-09 Richard Earnshaw <rearnsha@arm.com> 6628 6629 * arm.md (predicable): New attribute, default to "no". 6630 (all patterns): Mark as predicable if appropriate. 6631 (conditional execution splits): Split using predication format. 6632 (define_cond_exec): Define. 6633 * arm.c (arm_print_operand): handle insn predicate. 6634 66352000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 6636 6637 * README.NS32K: Remove file. 6638 66392000-10-09 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 6640 6641 * README-bugs: Remove file. 6642 66432000-10-08 Philipp Thomas <pthomas@suse.de> 6644 * aclocal.m4 (AM_GNU_GETTEXT): Fix non portable use of == operator 6645 for test. 6646 * configure: Rebuilt. 6647 66482000-10-08 Philipp Thomas <pthomas@suse.de> 6649 * aclocal.m4 (AM_WITH_NLS): When not using included gettext, 6650 disable catalog building if no suitable program was found. 6651 Move warning message from here 6652 (AM_GNU_GETTEXT): To here. 6653 * configure: Rebuilt. 6654 66552000-10-08 Philipp Thomas <pthomas@suse.de> 6656 * aclocal.m4 (GCC_PATH_PROG): New. Like AC_PATH_PROG but uses 6657 different cache variables. 6658 (GCC_PATH_PROG_WITH_TEST): New. Like AM_PATH_PROG_WITH_TEST but 6659 uses different cache variables. 6660 (AM_WITH_NLS): Use GCC_PATH_PROG and GCC_PATH_PROG_WITH_TEST. 6661 * configure: Regenerated. 6662 66632000-10-08 Richard Henderson <rth@cygnus.com> 6664 6665 * Makefile.in (libgcc.mk): Pass SHLIB_EXT, not SHLIB_LIBS. 6666 * configure.in (sparc*-*-solaris*): Use t-slibgcc{,-sld}. 6667 * mklibgcc.in: Consider SHLIB_LINK the entire shlib build command. 6668 Use SHLIB_EXT. 6669 6670 * config/t-linux (SHLIB_EXT): New. 6671 (SHLIB_LINK): Use the entire build command, with substitutions. 6672 (SHLIB_LIBS): Remove. 6673 * config/alpha/t-osf4: Likewise. 6674 * config/mips/t-iris6: Likewise. 6675 * config/sparc/t-sol2: Likewise, but move shlib stuff... 6676 * config/sparc/t-slibgcc-sld: ...here. 6677 * config/sparc/t-slibgcc: New file. 6678 66792000-10-08 Joseph S. Myers <jsm28@cam.ac.uk> 6680 6681 * tm.texi (INTMAX_TYPE, UINTMAX_TYPE): Define. 6682 * c-common.h (enum c_tree_index): Add CTI_INTMAX_TYPE and 6683 CTI_UINTMAX_TYPE. 6684 (intmax_type_node, uintmax_type_node): Define. 6685 * c-common.c (decl_attributes): If pedantic, warn if `mode' 6686 attributes create a type wider than intmax_t. 6687 (T_IM, T_UIM): Define properly. 6688 * c-decl.c (INTMAX_TYPE, UINTMAX_TYPE): Define if not already 6689 defined. 6690 (init_decl_processing): Initialize intmax_type_node and 6691 uintmax_type_node. 6692 * c-lex.c (lex_number): When pedantic and warning for integer 6693 constants that are too large, in C99 mode warn for those that have 6694 a type wider than long long. 6695 66962000-10-08 Joseph S. Myers <jsm28@cam.ac.uk> 6697 6698 * c-common.c (FMT_FLAG_ARG_CONVERT, FMT_FLAG_SCANF_A_KLUDGE, 6699 FMT_FLAG_FANCY_PERCENT_OK): Define. 6700 (format_char_info): Add flag "4" to comment. 6701 (format_flag_spec, format_flag_pair): New structures. 6702 (format_kind_info): Add additional fields to control format 6703 checking. 6704 (printf_flag_specs, printf_flag_pairs, scanf_flag_specs, 6705 scanf_flag_pairs, strftime_flag_specs, strftime_flag_pairs): New 6706 arrays. 6707 (time_char_table): Use "4" flag to handle %Ey. 6708 (format_types): Add entries for new fields. 6709 (get_flag_spec): New function. 6710 (check_format_info): Increase size of flag_chars[] to 256. 6711 Control format checking using the new fields of a format_kind_info 6712 and the new tables; remove all conditionals on printf_format_type, 6713 scanf_format_type or strftime_format_type. Handle all details of 6714 bad combinations of flags (including width, precision and strftime 6715 modifiers) through data rather than ad hoc code. Handle all 6716 details of standard versions in which flags appeared through 6717 data. Use the "4" flag. 6718 67192000-10-07 Will Cohen <wcohen@redhat.com>, Kazu Hirata <kazu@hxi.com> 6720 6721 * config/h8300/h8300.md: Remove the memory alternative and correct 6722 the insn lengths in the templates for sign extension and zero 6723 extension. 6724 67252000-10-07 Richard Henderson <rth@cygnus.com> 6726 6727 * calls.c (expand_call): Disallow sibcalls to noreturn functions. 6728 * flow.c (make_edges): Revert last change. 6729 6730 * config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Don't test 6731 TREE_THIS_VOLATILE. 6732 * config/pa/pa.h (FUNCTION_OK_FOR_SIBCALL): Likewise. 6733 67342000-10-06 David O'Brien <obrien@dragon.nuxi.com> 6735 6736 * config/alpha/elf.h: Standardize the formatting. 6737 67382000-10-06 David O'Brien <obrien@FreeBSD.org> 6739 6740 * config/alpha/elf.h: Protect the ASM_OUTPUT_IDENT definition with an 6741 #undef. 6742 67432000-10-06 Richard Henderson <rth@cygnus.com> 6744 6745 * function.c (diddle_return_value): Examine 6746 current_function_return_rtx instead of the DECL_RESULT. 6747 (expand_function_end): Handle reloading DECL_RESULT from memory 6748 into a hard register. Query promote_mode for sign of mismatched 6749 modes. 6750 67512000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com> 6752 6753 * haifa-sched.c (schedule_insns): Fix typo in freeing 6754 forward_dependency_cache. 6755 67562000-10-06 Alexandre Oliva <aoliva@redhat.com> 6757 6758 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): Add 6759 `TARGET_SH2' as a condition. 6760 67612000-10-06 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com> 6762 6763 * haifa-sched.c (anti_dependency_cache, output_dependency_cache, 6764 forward_dependency_cache): New variables. 6765 (add_dependence, remove_dependence): Use anti_dependency_cache and 6766 output_dependency_cache. 6767 (compute_block_forward_dependences): Use forward_dependency_cache. 6768 (schedule_insns): Allocate and free memory for anti/output/forward 6769 dependencies caches. 6770 67712000-10-06 Alexandre Oliva <aoliva@redhat.com> 6772 6773 * config/sh/sh.md (call, call_value): Use `TARGET_SH2' instead of 6774 `! TARGET_SH1'. Reindent. 6775 67762000-10-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 6777 6778 * builtins.c (is_valid_printf_arglist, expand_builtin_printf): 6779 Move functions from here ... 6780 6781 * c-common.c (is_valid_printf_arglist, c_expand_builtin_printf): 6782 ... to here. 6783 (c_expand_builtin): New function. 6784 (init_function_format_info): Don't set `check_function_format_ptr'. 6785 (c_common_nodes_and_builtins): Set built_in_class type for 6786 printf/__builtin_printf to BUILT_IN_FRONTEND. 6787 (c_expand_expr): Handle CALL_EXPRs that are front-end builtins. 6788 6789 * c-common.h (build_function_call): Declare. 6790 6791 * expr.c (expand_expr): Pass builtins with class BUILT_IN_FRONTEND 6792 to `lang_expand_expr' rather than `expand_builtin'. 6793 6794 * tree.c (check_function_format_ptr): Delete. 6795 6796 * tree.h (check_function_format_ptr): Likewise. 6797 67982000-10-06 Hans-Peter Nilsson <hp@bitrange.com> 6799 6800 * dwarf2out.c (build_cfa_loc): Correct to use DW_OP_regx or 6801 DW_OP_bregx when cfa->reg > 31. 6802 6803 * frame-dwarf2.c (decode_stack_op) [case DW_OP_regx]: Add missing 6804 break. 6805 68062000-10-05 Richard Henderson <rth@cygnus.com> 6807 6808 * c-decl.c (warn_missing_noreturn): Remove. 6809 (c_expand_body): Don't set or check can_reach_end. 6810 * c-tree.h (warn_missing_noreturn): Move ... 6811 * flags.h: ... here. 6812 (can_reach_end): Remove. 6813 * flow.c (check_function_return_warnings): New. 6814 (make_edges): No edge to exit for noreturn sibcalls. 6815 * function.c (expand_function_end): Save the return value 6816 clobber instruction. 6817 (mark_function_status): Mark it. 6818 * function.h (struct function): Add x_clobber_return_insn. 6819 * jump.c (can_reach_end): Remove. 6820 (calculate_can_reach_end): Remove. 6821 (jump_optimize_1): Don't call it. 6822 * output.h (check_function_return_warnings): Declare. 6823 * toplev.c (warn_missing_noreturn): Move from c-decl.c 6824 (rest_of_compilation): Call check_function_return_warnings. 6825 68262000-10-05 Richard Henderson <rth@cygnus.com> 6827 6828 * Makefile.in (NM_FOR_TARGET): New. 6829 (libgcc.mk): Pass SHLIB_MKMAP, SHLIB_MAPFILES. 6830 (libgcc.a, stmp-multilib): Pass NM_FOR_TARGET. 6831 * mklibgcc.in: If SHLIB_MKMAP, build libgcc.map. Depend the 6832 shared library build on that and EXTRA_MULTILIB_PARTS. 6833 * mkmap-flat.awk: New file. 6834 * mkmap-symver.awk: New file. 6835 * libgcc-std.ver: New file. 6836 * config/libgcc-glibc.ver: New file. 6837 * config/ia64/libgcc-ia64.ver: New file. 6838 * config/t-linux (SHLIB_MKMAP, SHLIB_MAPFILES): New. 6839 (SHLIB_LINK): Add --version-script. 6840 * config/ia64/t-ia64 (SHLIB_MAPFILES): Add libgcc-ia64.ver. 6841 * config/mips/t-iris6 (SHLIB_MKMAP, SHLIB_MAPFILES): New. 6842 * config/sparc/t-sol2 (SHLIB_MKMAP, SHLIB_MAPFILES): New. 6843 (SHLIB_LINK): Add -M. 6844 68452000-10-05 Richard Henderson <rth@cygnus.com> 6846 6847 * Makefile.in (LIB2FUNCS): Add _clz. 6848 * libgcc2.c (__ffsdi2): Use count_trailing_zeros. 6849 (__clz_tab): Put in its own unit, non-static. 6850 * libgcc2.h: Always include longlong.h. 6851 6852 * longlong.h [alpha] (count_leading_zeros): Use cmpbge with 6853 a zero instead of -1. 6854 (count_trailing_zeros): Likewise. 6855 68562000-10-05 Richard Henderson <rth@cygnus.com> 6857 6858 * config/alpha/alpha.c (alpha_emit_setcc): Don't swap GT tests 6859 when second op1 is const0_rtx. Validate op0 as a register. 6860 * config/alpha/alpha.md (setcc_internal): Don't allow constants 6861 in the first argument of the compare. 6862 (setcc_swapped_internal): Likewise. 6863 (setne_internal): Likewise. 6864 68652000-10-05 Geoff Keating <geoffk@cygnus.com> 6866 6867 * tree.c (tree_size): New function split out of copy_node. 6868 (make_node): Remove obstack handling. Use tree_size. 6869 (copy_node): Use tree_size. 6870 * tree.h: Prototype tree_size. 6871 68722000-10-05 Richard Henderson <rth@cygnus.com> 6873 6874 * diagnostic.c (output_format): Add missing break. 6875 68762000-10-05 Jim Wilson <wilson@cygnus.com> 6877 6878 * function.c (fixup_var_refs_1, case SET): When gen_move_insn returns a 6879 SEQUENCE, call emit_insn_before, copy PATTERN and REG_NOTES of last 6880 sequence insn to INSN, and delete last sequence insn. 6881 68822000-10-05 Phil Edwards <pme@gcc.gnu.org> 6883 6884 * gcc.c (main): Include generated configargs.h header 6885 and use arguments in '-v' output. 6886 6887Thu Oct 5 16:16:57 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 6888 6889 * gcc.c: Move data on prefixes forward in file and reorganize. 6890 (md_exec_prefix, md_startfile_prefix, md_startfile_prefix_1): 6891 Always define, but make null if no value. 6892 (static_specs): Add "md_exec_prefix", "md_startfile_prefix", 6893 and "md_startfile_prefix_1". 6894 (main): Check whether md_exec_prefix and the others are the 6895 null string rather than whether the macro is defined. 6896 6897Thu Oct 5 19:04:18 2000 J"orn Rennecke <amylaar@redhat.co.uk> 6898 6899 * (convert_move): Use zero_extendpsisi2 to do an unsigned extension 6900 from PSImode to SImode. 6901 69022000-10-05 Jakub Jelinek <jakub@redhat.com> 6903 6904 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETICS]: Fix conversion 6905 from float to integral mode with HOST_BITS_PER_WIDE_INT 64. 6906 * dwarf2out.c (add_const_value_attribute): Divide by 4, not 6907 sizeof(long). 6908 6909Thu Oct 5 09:31:31 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 6910 6911 * fold-const.c (fold, case MINUS_EXPR, case EQ_EXPR): Perform 6912 negation in proper type.a 6913 69142000-10-04 Richard Henderson <rth@cygnus.com> 6915 6916 * configure.in (enable-shared): New. 6917 * Makefile.in (LIBGCC_DEPS): Depend on EXTRA_PARTS as well. 6918 (libgcc.mk): Pass SHLIB_LINK, SHLIB_LIBS, SHLIB_MULTILIB to mklibgcc. 6919 * mklibgcc.in: Use them to link shared a libgcc. 6920 * config/t-linux (SHLIB_LINK, SHLIB_LIBS): New. 6921 * config/alpha/t-ieee (SHLIB_MULTILIB): New. 6922 * config/mips/t-iris6 (SHLIB_LINK, SHLIB_LIBS): New. 6923 * config/sparc/t-sol2 (SHLIB_LINK, SHLIB_LIBS): New. 6924 6925 * configure.in (alpha-osf*): Use t-osf and x-osf. 6926 * config/alpha/t-osf: New file. 6927 * config/alpha/t-osf4: New file. 6928 * config/alpha/x-osf: New file. 6929 * config/alpha/x-alpha: Remove file. 6930 69312000-10-04 Will Cohen <wcohen@redhat.com> 6932 6933 * c-typeck.c (process_init_element): Added warning for zero-length 6934 array. 6935 6936 * extend.texi (Zero Length): State that static initializers for 6937 zero-length arrays are not allowed. 6938 6939Mon Oct 2 14:50:14 MET DST 2000 Jan Hubicka <jh@suse.cz> 6940 6941 * rtlanal.c (single_set_1): Do not require USE and CLOBBERs 6942 to come last. 6943 69442000-10-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 6945 6946 * config/float-c4x.h: New. 6947 * configure.in (c4x-*): Set float_format to c4x. 6948 * configure: Regenerate. 6949 69502000-10-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 6951 6952 * configure.in (sparc-*-solaris2*): Disable 32-to-64 cross 6953 compilation for solaris versions 2.7 and greater. 6954 69552000-10-02 Marc Espie <espie@openbsd.org> 6956 6957 * config/alpha.h (WORD_SWITCH_TAKES_ARG): add -rpath to default, 6958 instead of redefining from scratch. 6959 69602000-10-02 David O'Brien <obrien@dragon.nuxi.com> 6961 6962 * config/i386/freebsd.h (NO_PROFILE_COUNTERS): Define. 6963 69642000-10-01 Mark Mitchell <mark@codesourcery.com> 6965 6966 * config/ns32k/genix.h: Remove. 6967 * config/ns32k/x-genix: Likewise. 6968 * config/ns32k/xm-genix.h: Likewise. 6969 * config/fx80: Remove all filee in directory. 6970 * config/pyr: Likewise. 6971 * config/tahoe: Likewise. 6972 * config/gmicro: Likewise. 6973 * config/spur: Likewise. 6974 * configure.in: Remove configury bits for above targets. 6975 * configure: Regenerated. 6976 6977 * configure.in: Don't configure chill by default. 6978 * configure: Regenerated. 6979 6980 * c-decl.c (c_expand_body): Don't generate RTL if flag_syntax_only. 6981 (lang_mark_false_label_stack): Remove. 6982 * c-lex.c (init_c_lex): Add file_info_tree as GC root. Allocate 6983 <top level> string in GC area. 6984 (mark_splay_tree_node): New function. 6985 (mark_splay_tree): Likewise. 6986 * except.c (mark_eh_status): Only call lang_mark_false_label_stack 6987 if it exists. 6988 * ggc-callbacks.c (lang_mark_false_label_stack): Remove. 6989 * ggc-common.c (lang_mark_false_label_stack): Change type. 6990 * ggc.h (ggc_alloc_string): Add comment. 6991 (ggc_strdup): New function. 6992 6993Sat Sep 23 19:10:20 2000 Denis Chertykov <denisc@overta.ru> 6994 6995 * config/avr/avr.h (BRANCH_COST): Define as 0. 6996 6997 * config/pdp11/pdp11.c: #include "tree.h" added. 6998 69992000-09-30 Marek Michalkiewicz <marekm@linux.org.pl> 7000 7001 * config/avr/avr.c (ashlhi3_out, ashlsi3_out, ashrhi3_out, 7002 ashrsi3_out, lshrhi3_out, lshrsi3_out): Optimize more cases 7003 with known shift count. 7004 * config/avr/avr.md (ashlsi3, ashrsi3, lshrsi3): 7005 New alternative for shift count 2 with no scratch register. 7006 (ashlhi3, ashlsi3): Change "cc" attribute from "clobber" to 7007 "set_n" for shift counts 1 and 2. 7008 70092000-09-30 Geoff Keating <geoffk@cygnus.com> 7010 7011 * config/rs6000/rs6000.md (movsi_to_cr): Remove the USE. Calculate 7012 the mask value from the individual SET operations. 7013 (return_internal_si): Move the USE after the RETURN. 7014 (return_internal_di): Likewise. 7015 (return_and_restore_fpregs_si): Likewise. 7016 (return_and_restore_fpregs_di): Likewise. 7017 (return_eh_si): Likewise. 7018 (return_eh_di): Likewise. 7019 * config/rs6000/rs6000.c (mtcrf_operation): Don't look for, 7020 or check, the USE. 7021 (rs6000_emit_prologue): Don't emit the USE for movsi_to_cr. 7022 Don't generate a PARALLEL around a single operation movsi_to_cr. 7023 Generate the RETURN first in any PARALLELs. 7024 7025 * rtlanal.c (single_set_1): Use fatal_insn to display the 7026 invalid insn. Check for more cases when a USE or CLOBBER occurs 7027 before a SET. 7028 * Makefile.in: Update dependencies for rtlanal.o. 7029 70302000-09-30 Joseph S. Myers <jsm28@cam.ac.uk> 7031 7032 * i386.c: Move include of "config.h" to before that of <setjmp.h>. 7033 70342000-09-30 Joseph S. Myers <jsm28@cam.ac.uk> 7035 7036 * c-tree.texi, contrib.texi, gcc.texi, install.texi, invoke.texi: 7037 Consistently use @email for formatting email addresses. 7038 70392000-09-29 Richard Henderson <rth@cygnus.com> 7040 7041 * cse.c (notreg_cost): New argument outer. 7042 (COST): Pass in SET to notreg_cost 7043 (COST_IN): New. 7044 (fold_rtx): Use COST_IN. Prefer constants when costs 7045 are the same. 7046 70472000-09-29 David Edelsohn <edelsohn@gnu.org> 7048 7049 * fixinc/inclhack.def (broken_cabs): Generalize regex. 7050 * fixinc/fixincl.x: Regenerate. 7051 70522000-09-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 7053 7054 * loop.c (check_final_value): A GIV is not replaceable if used 7055 before set. 7056 7057Fri Sep 29 10:04:12 2000 Jeffrey A Law (law@cygnus.com) 7058 7059 * version.c: Bump to gcc-2.97. 7060 7061Frs Sep 29 13:37:59 MET DST 2000 Jan Hubicka <jh@suse.cz> 7062 7063 * final.c (final_scan_insn): Remove extra extract_insn call; 7064 Use caching for constrain_operands. 7065 (cleanup_subreg_operands): Use caching for extract_insn. 7066 * recog.c (constrain_operands_cached): New. 7067 * recog.h (constrain_operands_cached): Declare. 7068 * i386.c (ix86_attr_length_immediate_default, 7069 ix86_attr_length_address_default, ix86_agi_dependant): Cache 7070 extract_insn call. 7071 7072 * recog.c (asm_noperands): Tweak. 7073 (extract_insn): Do not call asm_noperads for non-asm instructions. 7074 7075Fri Sep 29 13:20:42 MET DST 2000 Jan Hubicka <jh@suse.cz> 7076 7077 * recog.c (recog_memoized): Rename to recog_memoized_1. 7078 * recog.h (recog_memoized): Rename to recog_memoized_1. 7079 (recog_memoized): New macro. 7080 * rtl.h (single_set): Rename to single_set_1 7081 (single_set): New macro. 7082 * rtlanal.c (single_set): Rename to single_set_1; expect clobbers 7083 to be last. 7084 7085 * i386.md (strmovsi_1, strmovhi_1 strmovqi_1): 7086 Do not use match_dup of input operands at outputs. 7087 Use register_operand for memory expression. 7088 (rep_movsi): Put use last, canonicalize. 7089 Use register_operand for memory expression. 7090 (rep_movqi): Put use last. 7091 Use register_operand for memory expression. 7092 (strsetsi_1, strset_hi_1, strsetqi_1): Do not use match_dup 7093 of input operands at outputs. Use register_operand for memory 7094 expression. 7095 (rep_stossi): Put use last; canonicalize; fix match_dup in 7096 the address expression 7097 (rep_stosqi): Likewise. 7098 (memcmp expander): Update calls. 7099 (cmpstrsi_nz_1, cmpstrsi_1, strlensi_1): Avoid match_dups in 7100 the clobbers. 7101 7102 * i386.md (fp_jcc_3, fp_jcc_4, jp_fcc_5): if_then_else operand is 7103 VOIDmode. 7104 (fp_jcc_4, fp_jcc_3): Refuse unordered comparisons. 7105 71062000-09-28 David O'Brien <obrien@FreeBSD.org> 7107 7108 * config/i386/freebsd-aout.h: New, FreeBSD a.out config file. 7109 Contains the old contents of config/i386/freebsd.h 7110 * config/i386/freebsd.h: Now the ELF rather than a.out config file. 7111 Contains the old contents of config/i386/freebsd-elf.h 7112 * config/i386/freebsd-elf.h: Retire this file -- contents moved to 7113 config/i386/freebsd.h. 7114 * configure.in: Adjust for above changes. 7115 * po/POTFILES.in: Likewise. 7116 * po/en_GB.po: Likewise. 7117 * po/gcc.pot: Likewise. 7118 * configure: Rebuilt. 7119 71202000-09-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 7121 7122 * doloop.c (doloop_modify): Prevent delete_insn() from 7123 deleting too much. Prefer loop->top over loop->start as 7124 target for the new JUMP insn. 7125 (doloop_valid_p): Ignore loop with exit_count != 0. 7126 71272000-09-28 Philipp Thomas <pthomas@suse.de> 7128 7129 * invoke.texi (i386 Options): Add athlon to table of possible 7130 choices for -mcpu=. 7131 71322000-09-28 Gabriel Dos Reis <gdr@codesourcery.com> 7133 7134 * diagnostic.h (output_clear_message_text): New function. 7135 (output_message_text): New macro. 7136 7137 * diagnostic.c (clear_text_info): Rename to 7138 output_clear_message_text. 7139 (output_clear): Adjust. 7140 (output_finish): Rename to output_finalize_message. Tweek. 7141 (output_to_stream): Adjust. 7142 71432000-09-28 Neil Booth <neilb@earthling.net> 7144 7145 * cpperror.c (_cpp_begin_message): Do the test for suppression 7146 of warnings and pedantic warnings before the "is a warning an 7147 error" tests. 7148 * cppinit.c (cpp_handle_option): Remove surplus \n. 7149 * cpplex.c (ON_REST_ARG): Delete. 7150 (skip_block_comment): Initialize prevc. 7151 (parse_args): Improve error messages. 7152 (maybe_paste_with_next): Use CONTEXT_VARARGS rather 7153 than ON_REST_ARG. 7154 * cpplib.c (cpp_push_buffer): Fix grammar in message. 7155 * cppmain.c (main): Set callbacks for #ident and #pragma 7156 only if no_output option is false. 7157 (do_pragma_implementation): Only call the #pragma handler 7158 if it is set in the cpp_reader structure. 7159 7160Wed Sep 27 14:00:07 2000 Donald Lindsay <dlindsay@cygnus.com> 7161 7162 * integrate.c (copy_insn_list): if an ignored return value 7163 is being clobbered, skip cloning that into the inline copy. 7164 71652000-09-27 Joseph S. Myers <jsm28@cam.ac.uk> 7166 7167 * extend.texi, invoke.texi, gcc.texi, install.texi: Consistently 7168 use @uref for formatting URLs. 7169 71702000-09-27 Mark Elbrecht <snowball3@bigfoot.com> 7171 7172 * config/i386/djgpp.h (UNIQUE_SECTION): Constify the variables 7173 name and prefix. 7174 7175Tue 26-Sep-2000 18:25:38 BST Neil Booth <neilb@earthling.net> 7176 7177 * gcc.c (cpp_options): Add spec for -ftabstop=. 7178 (invoke_as): New spec that handles invoking as. 7179 Update specs to handle -save-temps and -traditional. 7180 * ch/lang-specs.h, f/lang-specs.h, java/lang-specs.h: 7181 Use invoke_as. 7182 * cp/lang-specs.h, objc/lang-specs.h: Update to use 7183 invoke_as, and handle -save-temps and -traditional (if 7184 appropriate). 7185 71862000-09-26 Jakub Jelinek <jakub@redhat.com> 7187 7188 * config/sparc/sparc.c (sparc_emit_set_const64): Don't abort when 7189 op0 is a SUBREG. 7190 (function_arg_slotno): Accept TImode/CTImode. 7191 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): If IN_LIBGCC2 define 7192 to UNITS_PER_WORD. 7193 71942000-09-26 Michael Hayes <mhayes@cygnus.com> 7195 7196 * flow.c (flow_loop_pre_header_scan): Punt if loop enters 7197 from entry block. 7198 71992000-09-25 Jim Wilson <wilson@cygnus.com> 7200 7201 * config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS. 7202 (REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P. 7203 (LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG. 7204 (REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P. 7205 7206Tue 26-Sep-2000 00:16:22 BST Neil Booth <neilb@earthling.net> 7207 7208 * cpplex.c (parse_args): Don't set VOID_REST flag. 7209 (CONTEXT_VARARGS): New flag. 7210 (maybe_paste_with_next): Set context earlier in loop. Use 7211 it. Do varargs test with CONTEXT_VARARGS flag. 7212 (push_arg_context): Set CONTEXT_VARARGS flag if we're 7213 pushing an argument context for a varargs argument. 7214 * cpplib.h (VOID_REST): Delete. 7215 * gcc.dg/cpp/vararg1.c: Add test case. 7216 72172000-09-25 Branko Cibej <branko.cibej@hermes.si> 7218 7219 * flags.h: Declare warning flag warn_system_headers. 7220 * toplev.c: Define it. 7221 (W_options): Add option -Wsystem-headers. 7222 * diagnostic.c (count_error): Test warn_system_headers. 7223 * invoke.texi: Add description for -Wsystem-headers. 7224 * cpplib.h (cpp_options): New member warn_system_headers. 7225 * cpphash.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Don't test 7226 CPP_IN_SYSTEM_HEADER. 7227 * cpplib.c (do_import, do_pragma_once): Likewise. 7228 * cpperror.c (_cpp_begin_message): Test warn_system_headers 7229 and CPP_IN_SYSTEM_HEADER. 7230 * cppinit.c (handle_option): Recognize -Wsystem_headers. 7231 (print_help): Describe -Wsystem_headers. 7232 * cpplex.c (lex_line): Reorganize condition so that warnings 7233 about C++ comments in system headers can be enabled. Remove 7234 label do_line_comment. 7235 7236Mon 25-Sep-2000 23:38:27 BST Neil Booth <neilb@earthling.net> 7237 7238 * cpplex.c (save_comment): Only store the initial '/' 7239 now. 7240 (lex_token): Combine handling of the two comment types. 7241 Pass everything but the initial '/' to save_comment. 7242 7243Mon 25-Sep-2000 23:31:45 BST Neil Booth <neilb@earthling.net> 7244 7245 * cpphash.h (_cpp_digraph_spellings, _cpp_process_directive, 7246 _cpp_can_paste): New library-internal prototypes. 7247 * cpplex.c (dump_param_spelling, output_line_command, 7248 output_token, cpp_scan_buffer, cpp_scan_buffer_nooutput, 7249 cpp_printf, cpp_output_list): Move to cppoutput.c. 7250 (process_directive, can_paste, digraph_spellings): Add _cpp_ prefix. 7251 * cppmacro.c (dump_macro_args, cpp_dump_definition) Move to 7252 cppoutput.c. 7253 * cppoutput.c (dump_macro_args, cpp_dump_definition, output_token, 7254 dump_param_spelling, output_line_command, cpp_scan_buffer, 7255 cpp_scan_buffer_nooutput, cpp_printf, cpp_output_list): Moved 7256 from elsewhere. 7257 * Makefile.in: Add cppoutput.c. 7258 * po/POTFILES.in: Add cppoutput.c. 7259 72602000-09-25 Richard Henderson <rth@cygnus.com> 7261 7262 * config/ia64/ia64.c (ia64_print_operand): Define 'e' as 64-n. 7263 * config/ia64/ia64.md (rotrsi3): Allow variable rotates; don't 7264 split until after reload. 7265 (rotlsi3, rotldi3): New. 7266 72672000-09-25 Gabriel Dos Reis <gdr@codesourcery.com> 7268 7269 * diagnostic.c (output_last_position): Define. 7270 (set_real_maximum_length): Tweek. 7271 * diagnostic.h (output_last_position): Declare. 7272 72732000-09-25 Kazu Hirata <kazu@hxi.com> 7274 7275 * config/i386/i386.c: Fix formatting. 7276 72772000-09-24 Alan Lehotsky <alehotsky@cygnus.com> 7278 7279 * emit-rtl-c (gen_lowpart_common): Accept non-paradoxical SUBREG when 7280 UNITS_PER_WORD is small. 7281 72822000-09-25 Joseph S. Myers <jsm28@cam.ac.uk> 7283 7284 * c-common.c (format_char_info): Add flags2; update comments. 7285 (print_char_table, scan_char_table, time_char_table): Split some 7286 flags out into flags2. 7287 (check_format_info): Use flags2 for those flags, for identifying 7288 the initial character of a scanf scanset, and for identifying 7289 printf formats where the '0' flag is ignored with precision. 7290 72912000-09-25 Hans-Peter Nilsson <hp@axis.com> 7292 7293 Changes below marked "here" add TABs on either or both sides, 7294 covering start of line, up to any operand for all noted .*ASM.*_OP 7295 definitions. All callers changed. 7296 * tm.texi: Make documented *_ASM.*_OP:s include spacing 7297 (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, SHARED_SECTION_ASM_OP, 7298 BSS_SECTION_ASM_OP, SHARED_BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, 7299 ASM_BYTE_OP, FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP, 7300 ASM_STABS_OP, ASM_STABD_OP, ASM_STABN_OP). 7301 Fix typos in description for LONG_LONG_TYPE_SIZE and 7302 FINI_SECTION_ASM_OP. 7303 * crtstuff.c (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Explain 7304 why these defaults don't have leading spacing. 7305 * dbxout.c (ASM_STABS_OP, ASM_STABN_OP): Here. 7306 * dwarf2out.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, 7307 UNALIGNED_DOUBLE_INT_ASM_OP, SECTION_ASM_OP, ASM_BYTE_OP): Here. 7308 * dwarfout.c (FILE_ASM_OP, VERSION_ASM_OP, 7309 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, ASM_BYTE_OP, 7310 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP): Here. 7311 * defaults.h (ASM_STABD_OP, EH_FRAME_SECTION_ASM_OP): Here. 7312 * varasm.c (ASM_STABS_OP): Here. 7313 * xcoffout.h (ASM_STABS_OP): Here. 7314 * config/elfos.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP, 7315 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP, 7316 INT_ASM_OP, ASCII_DATA_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, 7317 STRING_ASM_OP): Here. 7318 * config/freebsd.h (IDENT_ASM_OP): Here. 7319 * config/linux-aout.h (SET_ASM_OP): Here. 7320 * config/linux.h (SET_ASM_OP): Here. 7321 * config/lynx.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, 7322 INT_ASM_OP): Here. 7323 * config/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here. 7324 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP, ALIGN_ASM_OP): Here. 7325 * config/openbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here. 7326 * config/psos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, 7327 INT_ASM_OP): Here. 7328 * config/ptx4.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP, 7329 SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP, 7330 INT_ASM_OP, ASCII_DATA_ASM_OP, CONST_SECTION_ASM_OP, 7331 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, 7332 FINI_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP STRING_ASM_OP): Here. 7333 * config/svr3.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, 7334 CONST_SECTION_ASM_OP, ASM_BYTE_OP): Here. 7335 * config/a29k/udi.h (INT_ASM_OP): Here. 7336 * config/alpha/alpha-interix.h (CONST_SECTION_ASM_OP, 7337 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP, 7338 SET_ASM_OP): Here. 7339 * config/alpha/alpha.h (TEXT_SECTION_ASM_OP, 7340 READONLY_DATA_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7341 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, 7342 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_STABS_OP, ASM_STABN_OP, 7343 ASM_STABD_OP): Here. 7344 * config/alpha/elf.h (IDENT_ASM_OP, SKIP_ASM_OP, ALIGN_ASM_OP, 7345 COMMON_ASM_OP, INT_ASM_OP, ASCII_DATA_ASM_OP, 7346 CONST_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, 7347 BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP, 7348 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, TYPE_ASM_OP, 7349 SIZE_ASM_OP, STRING_ASM_OP): Here. 7350 * config/alpha/vms.h (LINK_SECTION_ASM_OP, 7351 READONLY_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP, 7352 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, COMMON_ASM_OP): Here. 7353 * config/arc/arc.h (ASM_BYTE_OP, SET_ASM_OP): Here. 7354 (PUSHSECTION_ASM_OP): Define this, not PUSHSECTION_FORMAT. 7355 * config/arm/aof.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): 7356 Here. 7357 * config/arm/aout.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7358 BSS_SECTION_ASM_OP, SET_ASM_OP): Here. 7359 * config/arm/coff.h (INT_ASM_OP): Here. 7360 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Here. 7361 * config/arm/elf.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP): Here. 7362 * config/arm/linux-elf.h (IDENT_ASM_OP, CONST_SECTION_ASM_OP, 7363 INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Here. 7364 * config/arm/unknown-elf.h (UNALIGNED_WORD_ASM_OP): Here. 7365 * config/avr/avr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7366 ASM_BYTE_OP, TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP, 7367 STRING_ASM_OP): Here. Update documentation copy in comments. 7368 * config/c4x/c4x.h (ASM_STABS_OP, BSS_SECTION_ASM_OP): Here. 7369 * config/clipper/clipper.h (TEXT_SECTION_ASM_OP, 7370 DATA_SECTION_ASM_OP): Here. 7371 * config/clipper/clix.h (BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): 7372 Here. 7373 * config/convex/convex.h (TEXT_SECTION_ASM_OP, 7374 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here. 7375 * config/d30v/d30v.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7376 BSS_SECTION_ASM_OP): Here. 7377 * config/fr30/fr30.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7378 BSS_SECTION_ASM_OP): Here. 7379 * config/fx80/fx80.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): 7380 Here. 7381 * config/gmicro/gmicro.h (TEXT_SECTION_ASM_OP, 7382 DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here. 7383 * config/h8300/h8300.h (ASM_WORD_OP): Here. 7384 * config/i370/i370.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7385 BSS_SECTION_ASM_OP): Here. 7386 * config/i386/aix386.h (INIT_SECTION_ASM_OP): Here. 7387 * config/i386/bsd.h (ASM_BYTE_OP): Here. 7388 * config/i386/cygwin.h (SET_ASM_OP, INT_ASM_OP): Here. 7389 * config/i386/dgux.h (CONST_SECTION_ASM_OP): Here. 7390 * config/i386/djgpp.h (IDENT_ASM_OP, INT_ASM_OP, SET_ASM_OP): 7391 Here. 7392 * config/i386/freebsd-elf.h (SET_ASM_OP): Here. 7393 * config/i386/freebsd.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP): 7394 Here. 7395 * config/i386/i386-coff.h (CTORS_SECTION_ASM_OP, 7396 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here. 7397 * config/i386/i386-interix.h (STRING_ASM_OP, CONST_SECTION_ASM_OP, 7398 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP, 7399 SET_ASM_OP): Here. 7400 * config/i386/i386elf.h (BSS_SECTION_ASM_OP): Here. 7401 * config/i386/netbsd.h (INT_ASM_OP): Here. 7402 * config/i386/openbsd.h (INT_ASM_OP): Here. 7403 * config/i386/osfrose.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP, 7404 IDENT_ASM_OP): Here. 7405 * config/i386/sco5.h (ALIGN_ASM_OP, ASCII_DATA_ASM_OP, 7406 ASM_BYTE_OP, IDENT_ASM_OP, COMMON_ASM_OP, SET_ASM_OP, 7407 LOCAL_ASM_OP, INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, STRING_ASM_OP, 7408 SKIP_ASM_OP, GLOBAL_ASM_OP): Here. 7409 * config/i386/seq-sysv3.h (SHARED_SECTION_ASM_OP, 7410 SHARED_BSS_SECTION_ASM_OP): Here. 7411 * config/i386/sequent.h (SHARED_SECTION_ASM_OP): Here. 7412 * config/i386/sun386.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP, 7413 DATA_SECTION_ASM_OP): Here. 7414 * config/i386/svr3gas.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, 7415 CONST_SECTION_ASM_OP): Here. 7416 * config/i386/sysv3.h (INIT_SECTION_ASM_OP): Here. 7417 * config/i386/unix.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7418 BSS_SECTION_ASM_OP): Here. 7419 * config/i860/bsd-gas.h (ASCII_DATA_ASM_OP): Here. 7420 * config/i860/bsd.h (ASCII_DATA_ASM_OP): Here. 7421 * config/i860/fx2800.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP, 7422 BSS_ASM_OP): Here, but use trailing spaces. 7423 * config/i860/i860.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP, 7424 DATA_SECTION_ASM_OP): Here. 7425 * config/i860/paragon.h (ASCII_DATA_ASM_OP, BSS_SECTION_ASM_OP): 7426 Here. 7427 * config/i860/sysv3.h (ASCII_DATA_ASM_OP, CTORS_SECTION_ASM_OP, 7428 DTORS_SECTION_ASM_OP, TDESC_SECTION_ASM_OP): Here. 7429 * config/i860/sysv4.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, 7430 TDESC_SECTION_ASM_OP): Here. 7431 * config/i960/i960-coff.h (CTORS_SECTION_ASM_OP, 7432 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here. 7433 * config/i960/i960.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): 7434 Here. 7435 * config/ia64/ia64.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7436 BSS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP, 7437 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, 7438 UNALIGNED_DOUBLE_INT_ASM_OP): Here. 7439 * config/ia64/sysv4.h (ASM_BYTE_OP, STRING_ASM_OP, SKIP_ASM_OP, 7440 COMMON_ASM_OP, ASCII_DATA_ASM_OP, INIT_SECTION_ASM_OP, 7441 FINI_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, 7442 SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Here. 7443 * config/m32r/m32r.h (SCOMMON_ASM_OP): Here. 7444 * config/m68hc11/m68hc11.h (GLOBAL_ASM_OP): Here. 7445 * config/m68k/auxas.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP, 7446 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP, 7447 SET_ASM_OP): Here. 7448 * config/m68k/coff.h (BSS_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, 7449 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here. 7450 * config/m68k/crds.h (BSS_SECTION_ASM_OP): Here. 7451 * config/m68k/dpx2.h (ASM_BYTE_OP, GLOBAL_ASM_OP): Here. 7452 * config/m68k/hp320.h (ASCII_DATA_ASM_OP, GLOBAL_ASM_OP): Here. 7453 * config/m68k/linux.h (BSS_SECTION_ASM_OP): Here. 7454 * config/m68k/lynx.h (BSS_SECTION_ASM_OP): Here. 7455 * config/m68k/m68k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7456 GLOBAL_ASM_OP): Here. 7457 * config/m68k/m68kelf.h (SWBEG_ASM_OP, BSS_ASM_OP, 7458 BSS_SECTION_ASM_OP): Here. 7459 * config/m68k/m68kv4.h (BSS_ASM_OP): Here. 7460 * config/m68k/mot3300.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7461 ASCII_DATA_ASM_OP, SET_ASM_OP, CTORS_SECTION_ASM_OP, 7462 DTORS_SECTION_ASM_OP, GLOBAL_ASM_OP, ASM_BYTE_OP, ALIGN_ASM_OP, 7463 SKIP_ASM_OP): Here. 7464 * config/m68k/newsgas.h (SET_ASM_OP): Here. 7465 * config/m68k/rtemself.h (INIT_SECTION_ASM_OP, 7466 FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here. 7467 * config/m68k/sgs.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP, 7468 SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP, 7469 SET_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here, 7470 but use trailing spaces. 7471 * config/m68k/tower-as.h (TEXT_SECTION_ASM_OP, 7472 DATA_SECTION_ASM_OP, GLOBAL_ASM_OP, INIT_SECTION_ASM_OP, 7473 FINI_SECTION_ASM_OP, CONST_SECTION_ASM_OP, BSS_SECTION_ASM_OP): 7474 Here. 7475 * config/m88k/dgux.h (FINI_SECTION_ASM_OP, INIT_SECTION_ASM_OP, 7476 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here. 7477 * config/m88k/m88k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7478 CONST_SECTION_ASM_OP, TDESC_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, 7479 DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, 7480 IDENT_ASM_OP, FILE_ASM_OP, SECTION_ASM_OP, SET_ASM_OP, 7481 GLOBAL_ASM_OP, ALIGN_ASM_OP, SKIP_ASM_OP, COMMON_ASM_OP, 7482 BSS_ASM_OP, FLOAT_ASM_OP, DOUBLE_ASM_OP, INT_ASM_OP, SHORT_ASM_OP, 7483 CHAR_ASM_OP, ASCII_DATA_ASM_OP, SBSS_ASM_OP, SCOMM_ASM_OP, 7484 SDATA_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, INTERNAL_ASM_OP, 7485 VERSION_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, 7486 PUSHSECTION_ASM_OP, POPSECTION_ASM_OP, REQUIRES_88110_ASM_OP, 7487 ASM_BYTE_OP): Here. 7488 * config/m88k/openbsd.h (SET_ASM_OP): Here. 7489 * config/m88k/sysv4.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, 7490 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here. 7491 * config/mcore/mcore-elf.h (UNALIGNED_INT_ASM_OP, 7492 UNALIGNED_SHORT_ASM_OP, CTORS_SECTION_ASM_OP, 7493 DTORS_SECTION_ASM_OP): Here. 7494 * config/mcore/mcore-pe.h (CTORS_SECTION_ASM_OP, 7495 DTORS_SECTION_ASM_OP, INT_ASM_OP): Here. 7496 * config/mips/elf.h (TYPE_ASM_OP, SIZE_ASM_OP, 7497 BSS_SECTION_ASM_OP): Here. 7498 * config/mips/elf64.h (TYPE_ASM_OP, SIZE_ASM_OP): Here. 7499 * config/mips/iris5.h (ABICALLS_ASM_OP): Here. 7500 * config/mips/iris6.h (TYPE_ASM_OP, SIZE_ASM_OP, 7501 POPSECTION_ASM_OP, BSS_SECTION_ASM_OP, CONST_SECTION_ASM_OP_32, 7502 CONST_SECTION_ASM_OP_64, CTORS_SECTION_ASM_OP, 7503 DTORS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here. 7504 * config/mips/mips.c (ABICALLS_ASM_OP): Here. 7505 * config/mips/mips.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP): 7506 Here. 7507 * config/mips/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP): 7508 Here. 7509 * config/mips/osfrose.h (SET_ASM_OP): Here. 7510 * config/mips/sni-svr4.h (ABICALLS_ASM_OP): Here. 7511 * config/ns32k/encore.h (SHARED_SECTION_ASM_OP): Here. 7512 * config/ns32k/merlin.h (SHARED_SECTION_ASM_OP): Here. 7513 * config/ns32k/ns32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): 7514 Here. 7515 * config/ns32k/sequent.h (SHARED_SECTION_ASM_OP): Here. 7516 * config/ns32k/tek6000.h (SHARED_SECTION_ASM_OP): Here. 7517 * config/pa/pa-64.h (INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP): Here. 7518 * config/pa/pa.h (ASM_STABS_OP, ASM_STABN_OP): Here. 7519 * config/pj/pj.h (SET_ASM_OP, BSS_SECTION_ASM_OP): Here. 7520 * config/pyr/pyr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): 7521 Here. 7522 * config/romp/romp.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): 7523 Here. 7524 * config/rs6000/rs6000.h (SET_ASM_OP): Here. 7525 * config/rs6000/sol2.h (ASM_STABN_OP): Here. 7526 * config/rs6000/sysv4.h (SKIP_ASM_OP, LOCAL_ASM_OP, LCOMM_ASM_OP): 7527 Here. 7528 * config/sh/sh.h (SET_ASM_OP, BSS_SECTION_ASM_OP, 7529 UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here. 7530 * config/sparc/linux.h (COMMON_ASM_OP): Here. 7531 * config/sparc/linux64.h (COMMON_ASM_OP, 7532 UNALIGNED_DOUBLE_INT_ASM_OP): Here. 7533 * config/sparc/litecoff.h (BSS_SECTION_ASM_OP, 7534 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP): Here. 7535 * config/sparc/lynx.h (BSS_SECTION_ASM_OP): Here. 7536 * config/sparc/pbd.h (ASM_INT_OP): Here. 7537 * config/sparc/sp64-elf.h (UNALIGNED_LONGLONG_ASM_OP): Here. 7538 * config/sparc/sparc.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP, 7539 DATA_SECTION_ASM_OP, IDENT_ASM_OP): Here. 7540 * config/sparc/sun4gas.h (UNALIGNED_DOUBLE_INT_ASM_OP, 7541 UNALIGNED_INT_ASM_OP, UNALIGNED_SHORT_ASM_OP): Here. 7542 * config/sparc/sysv4.h (STRING_ASM_OP, COMMON_ASM_OP, SKIP_ASM_OP, 7543 UNALIGNED_DOUBLE_INT_ASM_OP, UNALIGNED_INT_ASM_OP, 7544 UNALIGNED_SHORT_ASM_OP, PUSHSECTION_ASM_OP, POPSECTION_ASM_OP, 7545 TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP, 7546 CONST_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, 7547 CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, 7548 EH_FRAME_SECTION_ASM_OP): Here. 7549 * config/sparc/vxsim.h (COMMON_ASM_OP): Here. 7550 * config/spur/spur.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): 7551 Here. 7552 * config/tahoe/tahoe.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): 7553 Here. 7554 * config/v850/v850.h (SCOMMON_ASM_OP, ZCOMMON_ASM_OP, 7555 TCOMMON_ASM_OP): Here. 7556 * config/vax/vax.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): 7557 Here. 7558 * config/we32k/we32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, 7559 ASM_BYTE_OP): Here. 7560 75612000-09-25 Richard Henderson <rth@cygnus.com> 7562 7563 * expmed.c (store_bit_field): Adjust last change to not consider 7564 any word-sized field naturally aligned. 7565 75662000-09-24 Richard Henderson <rth@cygnus.com> 7567 7568 * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle 7569 TFmode unordered compares properly. Revalidate integer compare 7570 operands. 7571 (alpha_emit_setcc): New. 7572 (alpha_emit_conditional_move): Revalidate integer compare operands. 7573 * config/alpha/alpha-protos.h: Update. 7574 * config/alpha/alpha.md (cmpdi): Allow general operands. 7575 (sne): Use alpha_emit_setcc. 7576 (seq, slt, sle, sgt, sge, sltu, sleu, sgtu, sgeu): Likewise. 7577 (sunordered, sordered): New. 7578 75792000-09-24 Richard Henderson <rth@cygnus.com> 7580 7581 * config/ia64/ia64-protos.h: Update. 7582 * config/ia64/ia64.c (call_multiple_values_operation): Remove. 7583 (ia64_expand_call): New. 7584 (ia64_expand_prologue): Emit an alloc if we need extra input 7585 registers. 7586 (ia64_expand_epilogue): New arg sibcall_p; don't emit the return 7587 instruction if true. 7588 (struct reg_flags): Add is_sibcall. 7589 (rtx_needs_barrier): A sibcall does not use CFM et al. Ignore USEs. 7590 (emit_insn_group_barriers): Set flags.is_sibcall. Remove hacks 7591 for CODE_FOR_gr_spill_internal/CODE_FOR_gr_restore_internal. 7592 * config/ia64/ia64.h (PREDICATE_CODES): Update. 7593 * config/ia64/ia64.md (call): Use ia64_expand_call. 7594 (call_value): Likewise. 7595 (sibcall, sibcall_value): New. 7596 (call patterns): Remove extra expanders; tidy. 7597 (sibcall_epilogue): New. 7598 (set_bsp): Remove the extra USE. Put the operand inside the UNSPEC. 7599 76002000-09-24 Richard Henderson <rth@cygnus.com> 7601 7602 * emit-rtl.c (gen_lowpart_common): Use trunc_int_for_mode. 7603 7604 * sibcall.c (skip_pic_restore): New. 7605 (identify_call_return_value): Use it. 7606 76072000-09-24 Mark Mitchell <mark@codesourcery.com> 7608 7609 * c-tree.texi: Moved here from cp/ir.texi. Documented nested 7610 functions. Generalize to handle both C and C++. 7611 * Makefile.in (c-tree.info): New target. 7612 (info): Add c-tree.info. 7613 7614Sun Sep 24 09:15:48 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 7615 7616 * expr.c (store_field): If BITSIZE is negative, use size of type. 7617 (expand_expr, case COMPONENT_EXPR): Likewise. 7618 7619Sun 24-Sep-2000 11:40:23 BST Neil Booth <NeilB@earthling.net> 7620 7621 * cpplex.c: Update TODO comment. 7622 * cpplib.c (do_error, do_warning): Merge common code of 7623 do_error and do_warning into do_diagnostic. Use it. 7624 (do_diagnostic): New function. 7625 * cpplib.h: Fix comment typo. 7626 76272000-09-24 Joseph S. Myers <jsm28@cam.ac.uk> 7628 7629 * c-common.c (check_format_info): Warn for a wide character string 7630 used as a non-wide format argument. 7631 76322000-09-24 Joseph S. Myers <jsm28@cam.ac.uk> 7633 7634 * builtins.def (BUILT_IN_LLABS): Add. 7635 * builtins.c (expand_builtin): Also abort on BUILT_IN_LLABS. 7636 * c-common.c (c_common_nodes_builtins): Create builtin functions 7637 __builtin_llabs, and plain llabs unless no_nonansi_builtins 7638 outside of C99 mode. 7639 (expand_tree_builtin): Handle BUILT_IN_LLABS. 7640 7641Sat 23-Sep-2000 22:39:18 BST Neil Booth <NeilB@earthling.net> 7642 7643 * cpphash.h (CPP_RESERVE, CPP_PUTS_Q, CPP_PUTS, CPP_PUTC_Q, 7644 CPP_PUTC, DUMMY_TOKEN, NO_DUMMY_TOKEN): Delete. 7645 * cpplex.c (_cpp_expand_token_space, _cpp_init_toklist, 7646 _cpp_free_toklist): No need to worry about extra dummy token 7647 at the start of token lists any more. 7648 (trigraph_ok): Only warn outside comments. 7649 (skip_block_comment): Set and clear lexing_comment. 7650 (skip_line_comment): Take a cpp_reader not cpp_buffer. 7651 Set and clear lexing_comment. 7652 (parse_number): Handle leading '.' indicated by pfile->seen_dot. 7653 (check_long_token): Delete. 7654 (lex_percent, lex_dot): New subroutines of lex_token to 7655 handle lexing of '.' and '%' without lookback. 7656 (lex_token): Use lex_dot and lex_percent. 7657 (lex_line): Don't check for LIST_OFFSET. 7658 (_cpp_init_input_buffer): Update for new _cpp_init_toklist. 7659 * cpplib.c (_cpp_parse_assertion): Similarly. 7660 (cpp_push_buffer): Initialize extra_char. 7661 * cpplib.h (LIST_OFFSET): Delete. 7662 (struct cpp_buffer): New member extra_char. 7663 (struct lexer_state): New members lexing_comment and seen_dot. 7664 76652000-09-23 Jason Merrill <jason@redhat.com> 7666 7667 * config/rs6000/x-aix41 (CLIB): Define here. 7668 * config/rs6000/t-aix43: Not here. 7669 * config/rs6000/t-aix41: Or here. Remove. 7670 * configure.in: Don't use it. 7671 76722000-09-22 Jason Merrill <jason@redhat.com> 7673 7674 * configure.in: Add test for HAVE_LD_DWARF_LINKONCE. 7675 * toplev.c: Use it to initialize flag_eliminate_dwarf2dups. 7676 * config.in: Regenerate. 7677 7678 * configure.in: Fix checks for assembler features when using a 7679 one-tree assembler that has not yet been built. 7680 Fix --disable-threads. 7681 76822000-09-19 Geoff Keating <geoffk@cygnus.com> 7683 7684 * stmt.c (expand_asm_operands): Allow # in constraints. 7685 76862000-09-22 Jason Merrill <jason@redhat.com> 7687 7688 * c-lex.c (skip_white_space): Just treat CRs as horizontal whitespace. 7689 7690 * dbxout.c (dbxout_symbol_name): Just use DECL_NAME for 7691 function-local names. 7692 76932000-09-22 Brad Lucier <lucier@math.purdue.edu> 7694 Mark Mitchell <mark@codesourcery.com> 7695 7696 * toplev.c (warn_disabled_optimization): Declare new warning flag. 7697 * flags.h (warn_disabled_optimization): Add it here. 7698 * gcse.c (gcse_main): Add warning when disabled. 7699 * invoke.texi: Document -Wdisabled-optimization. 7700 77012000-09-21 Jason Merrill <jason@redhat.com> 7702 7703 * dwarf2out.c (add_const_value_attribute): Multiply by length, not 4. 7704 7705 * dwarf2out.c (tree_add_const_value_attribute): New fn. 7706 (gen_variable_die): Call it for non-definitions. 7707 7708 * dwarf2out.c (die_struct): Add die_mark field. 7709 (mark_dies, unmark_dies): New fns. 7710 (clear_die_sizes): Remove. 7711 (print_die): Check die_symbol rather than die_offset. 7712 (build_abbrev_table, output_pubnames, output_aranges): Check 7713 die_mark rather than die_offset. 7714 (output_comp_unit): Move calc_die_sizes after build_abbrev_table. 7715 Call mark_dies. 7716 7717Thu 21-Sep-2000 18:19:05 BST Neil Booth <NeilB@earthling.net> 7718 7719 * cppfiles.c (lookup_include_file): Rename to open_file. 7720 Always create a splay tree value, even on syscall failures. 7721 Negative entries indicated by fd == -2. 7722 Re-open files closed in the meantime. 7723 (_cpp_fake_include): Create a negative splay tree entry. 7724 (find_include_file, cpp_read_file): Update for function name 7725 change. 7726 * gcc.gd/cpp/mi4.c: Testcase. 7727 77282000-09-21 Nick Clifton <nickc@redhat.com> 7729 7730 * config/arm/t-arm-elf (MULTILIB_DIRNAMES): Enable multilibs for 7731 ARM and THUMB modes. 7732 7733 * config/mcore/mcore.c: Fix compile time warnings. 7734 * config/mcore/mcore-protos.h: Fix compile time warnings. 7735 77362000-09-20 J. David Anglin <dave@hiauly1.hia.nrc.ca> 7737 7738 * configure.in: Correct test of gcc_cv_glibc. 7739 * configure: Rebuilt. 7740 * config.in: Rebuilt. 7741 77422000-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 7743 7744 * builtins.c (expand_builtin_fputs): Also expand when length!=1. 7745 (expand_builtin): Handle BUILT_IN_FWRITE. 7746 7747 * builtins.def (BUILT_IN_FWRITE): New entry. 7748 7749 * c-common.c (c_common_nodes_and_builtins): Declare __builtin_fwrite. 7750 7751Wed Sep 20 15:39:14 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 7752 7753 * gcc.c (modify_target): New variable and struct. 7754 (process_command): Handle MODIFY_TARGET_NAME. 7755 * tm.texi (MODIFY_TARGET_NAME): Add documentation for new macro. 7756 * config/pa/pa.h (MODIFY_TARGET_NAME): New macro. 7757 7758 * c-decl.c (finish_decl): Add else's to avoid referencing 7759 TYPE_DOMAIN of an ERROR_MARK. 7760 7761Wed Sep 20 21:44:31 2000 Denis Chertykov <denisc@overta.ru> 7762 7763 * config/avr/avr.c (adjust_insn_length): Adjust lengths of 7764 `reload_in*' insns. 7765 77662000-09-19 Marek Michalkiewicz <marekm@linux.org.pl> 7767 7768 * config/avr/avr.md (neghi2): Add alternative for input and output 7769 operands in different registers, as in negsi2. 7770 (*negsi2): Remove '*' from the name. Use "movw" if available. 7771 77722000-09-19 Jim Wilson <wilson@cygnus.com> 7773 7774 * config/ia64/crtbegin.asm (__dso_handle): Delete use of 7775 HAVE_GAS_HIDDEN macro. 7776 7777Tue 19-Sep-2000 22:38:57 BST Neil Booth <NeilB@earthling.net> 7778 7779 * cpplex.c (lex_line): Drop the EOF token for unknown 7780 directives in assembler. 7781 77822000-09-19 David Edelsohn <edelsohn@gnu.org> 7783 7784 * configure.in: Allow enable_threads_flag value of "aix". Define 7785 thread_file as "aix" for AIX 4.3 and above. 7786 * configure: Regenerated. 7787 7788 * gthr-aix.h: New file. 7789 7790 * rs6000/t-aix43: Replace soft-float multilib with pthread. 7791 Remove 403 processor multilib match. Fix rios2 processor multilib 7792 match. 7793 7794 * rs6000/aix.h (ASM_DECLARE_FUNCTION_NAME): Use function_section 7795 to return to appropriate csect. 7796 77972000-09-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 7798 7799 * builtins.c (is_valid_printf_arglist, expand_builtin_printf): New 7800 functions. 7801 (expand_builtin_fputs): Set `target' parameter for `expand_expr'. 7802 (expand_builtin): Handle BUILT_IN_PUTCHAR, BUILT_IN_PUTS and 7803 BUILT_IN_PRINTF. 7804 7805 * builtins.def (BUILT_IN_PUTCHAR, BUILT_IN_PUTS, BUILT_IN_PRINTF): 7806 New entries. 7807 7808 * c-common.c (init_function_format_info): Handle __builtin_printf. 7809 Set `check_function_format_ptr'. 7810 (c_common_nodes_and_builtins): Set `puts_ftype' and 7811 `printf_ftype'. Declare __builtin_putchar, __builtin_puts, 7812 __builtin_printf and printf. 7813 7814 * tree.c, tree.h (check_function_format_ptr): Declare. 7815 7816Tue 19-Sep-2000 18:26:57 BST Neil Booth <NeilB@earthling.net> 7817 7818 * cppfiles.c (read_include_file): Take no special action for 7819 zero-length files. 7820 78212000-09-19 Bernd Schmidt <bernds@redhat.co.uk> 7822 7823 * final.c (insn_current_reference_address): Use INSN_SHUID of seq 7824 rather than that of branch. 7825 (shorten_branches): Don't increment insn_current_address twice. 7826 7827 Undo most of the Wed Jan 27 23:39:53 1999 patch: 7828 * loop.h (struct induction): Delete members derived, ix and last_use. 7829 (struct loop_ivs): Delete members first_increment_giv and 7830 last_increment_giv. 7831 * loop.c (verify_dominator, find_life_end, cmp_recombine_givs_stats, 7832 recombine_givs): Delete functions. 7833 (find_and_verify_loops): Don't initialize cont_dominator. 7834 (strength_reduce): Lose code to try to find bivs that can be 7835 expressed as givs of another biv, and to convert biv increments 7836 into givs. 7837 Lose loop_scan_start variable, always use loop->scan_start. 7838 Don't call recombine_givs. Don't handle derived givs. 7839 (record_giv): Don't initialize derived and last_use fields. 7840 (biv_eliminiation_giv_has_0_offset): Lose code to handle derived 7841 givs. 7842 * unroll.c (derived_regs): Delete static variable. 7843 (unroll_loop): Don't initialize it. 7844 (copy_loop_body): Lose code to handle derived givs. 7845 (find_splittable_givs): Don't check for givs made from biv 7846 increments. 7847 Don't set derived_regs. 7848 7849 Fix misapplied earlier patch: 7850 * config/sh/sh.md (floatsisf_ie): Reenable. Remove explicit reference 7851 to fpul. 7852 (floatsisf2): Generate floatsisf_ie by default. 7853 (floatsisf_i4): Conditional on TARGET_SH4. 7854 7855 (floatsisf2, floatsidf2, extendsfdf2): Also use reg_no_subreg_operand 7856 predicate for the expanders. 7857 78582000-09-19 Richard Henderson <rth@cygnus.com> 7859 7860 * config/i386/i386.h (CPP_CPU_SPEC): Define i586 and i686 symbols 7861 in addition to pentium and pentiumpro symbols. 7862 (CPP_CPU_DEFAULT_SPEC): Likewise. 7863 7864 * c-typeck.c (c_expand_asm_operands): Restore the output tree 7865 after expanding. 7866 7867 * stmt.c (expand_expr_stmt): Only call warn_if_unused_value 7868 if the tree has side effects. 7869 (warn_if_unused_value): Do not warn about void constructs. 7870 7871 * c-decl.c (poplevel): Invoke warn_about_unused_variables. 7872 7873 * unroll.c (copy_loop_body): Update LABEL_NUSES before 7874 calling invert_jump. 7875 78762000-09-18 Geoff Keating <geoffk@cygnus.com> 7877 7878 * combine.c (can_combine_p): Don't substitute an ASM_OPERANDS 7879 into anything. 7880 78812000-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 7882 7883 * Makefile.in (c-common.o): Depend on diagnostic.h. 7884 7885 * c-common.c: Include diagnostic.h. 7886 (tfaff): Delete. 7887 (status_warning): New function. 7888 (check_format_info, maybe_read_dollar_number, check_format_types, 7889 finish_dollar_format_checking, check_function_format): Accept a 7890 `status' parameter. All callers changed. 7891 7892 * c-common.h (check_function_format): Accept a `status' parameter. 7893 7894 * c-typeck.c: Update call to `check_function_format'. 7895 78962000-09-18 Richard Henderson <rth@cygnus.com> 7897 7898 * c-decl.c (c_expand_body): Call mark_varargs before 7899 expand_function_start. 7900 79012000-09-18 Geoff Keating <geoffk@cygnus.com> 7902 7903 * config/rs6000/eabi-cn.asm: Use /**/ to delimit comments, not #. 7904 * config/rs6000/eabi-ci.asm: Likewise. 7905 79062000-09-18 Richard Henderson <rth@cygnus.com> 7907 7908 * emit-rtl.c (init_emit_once): Initialize const_tiny_rtx 7909 for BImode. 7910 79112000-09-18 Jim Wilson <wilson@cygnus.com> 7912 7913 * unroll.c (loop_iterations): Pass increment to extend_for_giv_value 7914 before passing it to fold_rtx_mult_add. 7915 7916 * unroll.c (final_giv_value): Pass increment through 7917 extend_value_for_giv before passing it to emit_iv_add_mult. 7918 7919 * function.c (fixup_var_refs_1, case ZERO_EXTRACT): If we have a 7920 paradoxical subreg, then directly substitute the replacement and 7921 return. 7922 7923Mon 18-Sep-2000 22:12:44 BST Neil Booth <NeilB@earthling.net> 7924 7925 * cpp.texi: Update documentation, including some clarifications, 7926 the treatment of various newline combinations, and space between 7927 backslash and newline. 7928 7929Mon Sep 18 21:00:47 2000 J"orn Rennecke <amylaar@redhat.co.uk> 7930 7931 * sdbout.c (PUT_SDB_DEF, PUT_SDB_TAG, PUT_SDB_EPILOGUE_END): 7932 Replace ASM_OUTPUT_LABELREF with assemble_name. 7933 7934Mon Sep 18 20:26:50 2000 J"orn Rennecke <amylaar@redhat.co.uk> 7935 7936 * sh.c (addsubcosts): CONST is not cheap. 7937 (find_barrier): For Sh1, take alignment after jumps into account. 7938 79392000-09-15 Andrew Haley <aph@redhat.com> 7940 7941 * toplev.c (rest_of_compilation): Call purge_hard_subreg_sets to 7942 remove all SETs of SUBREGs of hard registers. 7943 * function.c (purge_hard_subreg_sets): New function. 7944 (purge_single_hard_subreg_set): New function. 7945 * rtl.h: (purge_hard_subreg_sets): New function. 7946 79472000-09-18 Richard Henderson <rth@cygnus.com> 7948 7949 * config/ia64/ia64-protos.h: Update. 7950 * config/ia64/ia64.c (signed_inequality_operator): New. 7951 (ia64_expand_compare): New. 7952 (ia64_register_move_cost): Handle PR_REGS moves. 7953 (ia64_secondary_reload_class): Require a GR when moving to a PR. 7954 (struct reg_write_state): Add written_by_and/or. 7955 (struct reg_flags): Add is_and/or. 7956 (rws_update): Set them. 7957 (rws_access_regno): Test them to allow parallel comparisons. 7958 (rtx_needs_barrier): Recognize parallel comparisons. 7959 (emit_insn_group_barriers): Set prev_insn after a call stop bit. 7960 Call recog_memoized; ignore pred_rel_mutex. 7961 (emit_predicate_relation_info): Don't call find_basic_blocks here. 7962 (ia64_reorg): Do it here instead. 7963 * config/ia64/ia64.h: s/CCmode/BImode/g 7964 (MODES_TIEABLE_P): Don't tie BImode. 7965 (PREFERRED_RELOAD_CLASS): Do not reload operations into AR regs. 7966 (CONST_COSTS): Pick sensible values for CONST_INT based on context. 7967 (RTX_COSTS): Make multiply 4 insns. 7968 (MEMORY_MOVE_COST): New. 7969 (PREDICATE_CODES): Update. 7970 * config/ia64/ia64.md: s/CCmode/BImode/g 7971 (movcci, movbi): New. 7972 (andbi3, andcmbi3, iorbi3, iorcmbi3, one_cmplbi2): New. 7973 (cmpsi_and_0, cmpsi_and_1, cmpsi_andnot_0, cmpsi_andnot_1): New. 7974 (cmpdi_and_0, cmpdi_and_1, cmpdi_andnot_0, cmpdi_andnot_1): New. 7975 (tbit_and_0, tbit_and_1, tbit_and_2, tbit_and_3): New. 7976 (cmpsi_or_0, cmpsi_or_1, cmpsi_orcm_0, cmpsi_orcm_1): New. 7977 (cmpdi_or_0, cmpdi_or_1, cmpdi_orcm_0, cmpdi_orcm_1): New. 7978 (tbit_or_0, tbit_or_1, tbit_or_2, tbit_or_3): New. 7979 (mulsi, muldi): Use xmpy not xma. 7980 (cmpbi): New. 7981 (movcc, movcc_internal): Remove. 7982 (branch expanders): Use ia64_expand_compare. 7983 (setcc expanders): Likewise. 7984 (cmov insns): Use move_operand and ia64_move_ok. 7985 (pred_rel_mutex): Use unspec not unspec_volatile. Prevent the 7986 scheduler from moving it past a use. 7987 * config/ia64/build.hacks: Remove. 7988 7989Mon 18-Sep-2000 19:21:35 BST Neil Booth <NeilB@earthling.net> 7990 7991 * cpphash.h (HASHSTEP): Take character rather than pointer 7992 to character. 7993 (_cpp_check_directive, _cpp_check_linemarker): Update prototypes. 7994 7995 * cpphash.c (cpp_loookup): Update for new HASHSTEP. 7996 7997 * cpplex.c (auto_expand_name_space, trigraph_replace, 7998 backslash_start, handle_newline, parse_name, INIT_TOKEN_STR, 7999 IMMED_TOKEN, PREV_TOKEN_TYPE, PUSH_TOKEN, REVISE_TOKEN, 8000 BACKUP_TOKEN, BACKUP_TRIGRAPH, MIGHT_BE_DIRECTIVE, 8001 KNOWN_DIRECTIVE): Delete. 8002 8003 (handle_newline, check_long_token, skip_escaped_newlines, 8004 unterminated): New functions. 8005 (ACCEPT_CHAR, SAVE_STATE, RESTORE_STATE): New macros. 8006 8007 (parse_identifier): Was parse_name, new implementation. 8008 (skip_line_comment, skip_block_comment, skip_whitespace, 8009 parse_number, parse_string, trigraph_ok, save_comment, 8010 adjust_column, _cpp_get_line): New implementations. 8011 8012 (lex_token): New function. Lexes a token at a time, looking 8013 forwards. Contains most of the guts of the old lex_line. 8014 (lex_line): New implementation, using lex_token to obtain 8015 individual tokens. 8016 (cpp_scan_buffer): Use the token's line, not the list's line. 8017 8018 * cpplib.c (_cpp_check_directive, _cpp_check_linemarker): 8019 New implementations. 8020 (do_assert): Don't bother setting the answer's list's line. 8021 (cpp_push_buffer): Initialize new pfile and read_ahead members 8022 of struct cpp_buffer. 8023 8024 * cpplib.h (cppchar_t): New typedef. 8025 (struct cpp_buffer): read_ahead, pfile and col_adjust are 8026 new members. 8027 (struct lexer_state): New structure that determines the state 8028 and behavior of the lexer. 8029 (IN_DIRECTIVE, KNOWN_DIRECTIVE): New macros. 8030 (struct cpp_reader): New member "state". Rename 8031 multiline_string_line and multiline_string_column. Delete 8032 col_adjust, in_lex_line members. 8033 (CPP_BUF_COLUMN): Update. 8034 80352000-09-18 Richard Henderson <rth@cygnus.com> 8036 8037 * combine.c (simplify_comparison): Shift a NOT out of a single 8038 bit test. 8039 8040 * combine.c (if_then_else_cond): Canonicalize BImode true to 8041 STORE_FLAG_VALUE. 8042 * explow.c (trunc_int_for_mode): Likewise. 8043 8044 * combine.c (combine_simplify_rtx): Use gen_unary to distribute 8045 the NOT for De Morgan's rule. 8046 * simplify-rtx.c (simplify_unary_operation): Simplify a BImode NOT 8047 of a comparison to the reverse comparison. 8048 8049 * combine.c (try_combine): Allow split to create a single insn. 8050 8051 * machmode.def: Add BImode. Add a column for bitsize. 8052 * machmode.h (DEF_MACHMODE): Adjust for extra column. 8053 (GET_MODE_BITSIZE): Use it. 8054 * rtl.c (DEF_MACHMODE): Adjust for extra column. 8055 (mode_bitsize): New. 8056 (mode_mask_array): Use bitsize. 8057 * combine.c (combine_simplify_rtx): Require inner and outer 8058 modes to match on nonzero_bits optimizations. 8059 80602000-09-18 Bernd Schmidt <bernds@redhat.co.uk> 8061 8062 * reload1.c (forget_old_reloads_1): If a hard reg is stored, clear 8063 its entry in spill_reg_store. 8064 * config/sh/lib1funcs.ams (movstr_i4 functions): Always compile in. 8065 * sh.c (reg_no_subreg_operand): New function. 8066 * sh-protos.h (reg_no_subreg_operand): Declare it. 8067 * sh.h (PREDICATE_CODES): Add it. 8068 * sh.md (floatsisf2_i4, floatsidf2_i, extendsfdf2_i4): Use it for 8069 input operand that needs to be in fpul. 8070 (fix_truncsfsi2, fix_truncsfsi2_i4): Use register_operand for output. 8071 * sh.c (find_barrier): Take into account that machine_dependent_reorg 8072 might add new insns. 8073 80742000-09-18 Alexandre Oliva <aoliva@redhat.com> 8075 8076 * config/sh/sh.c (sh_expand_prologue): Mark GOTaddr2picreg as 8077 MAYBE_DEAD. 8078 (sh_expand_epilogue): Take the PIC register into account when 8079 computing the frame size. 8080 8081 * config/sh/sh.c (nonpic_symbol_mentioned_p): Check LABEL_REFs. 8082 * config/sh/sh.md (sym_label2reg, symPLT_label2reg): Protect 8083 LABEL_REFs with a PIC-safe unspec. 8084 80852000-09-18 Joseph S. Myers <jsm28@cam.ac.uk> 8086 8087 * c-common.c (check_format_info): Properly save the argument 8088 number and parameter for $ operand number formats in case width 8089 and precision arguments are also used. Allow printf width and 8090 precision arguments to have operand numbers even if none was 8091 specified for the main format, since this is OK for %*.*m. Only 8092 object to missing $ operand number if the format used requires an 8093 argument. 8094 80952000-09-18 Joseph S. Myers <jsm28@cam.ac.uk> 8096 8097 * c-common.c (format_char_info): Add 'W' flag to comment. 8098 (print_char_table, scan_char_table): Use it. 8099 (check_format_info): Use the 'W' flag to determine whether a 8100 format argument is written into. 8101 81022000-09-18 Joseph S. Myers <jsm28@cam.ac.uk> 8103 8104 * c-common.c (check_format_types): Reorganize and clean up, 8105 checking earlier for ERROR_MARKs and making cur_type into its 8106 TYPE_MAIN_VARIANT where convenient. 8107 81082000-09-18 Joseph S. Myers <jsm28@cam.ac.uk> 8109 8110 * gcc.c (cpp_options): Add specs for __STDC_HOSTED__. 8111 81122000-09-18 Bernd Schmidt <bernds@redhat.co.uk> 8113 8114 * optabs.c (emit_libcall_block): Set CONST_CALL_P for the call. 8115 8116 * i386-protos.h (ix86_init_builtins, ix86_expand_builtin): Declare. 8117 * i386.c (struct builtin_description): New. 8118 (bdesc_comi, bdesc_2arg, bdesc_1arg): New arrays. 8119 (mmx_reg_operand): Declare MODE arg as unused. 8120 (ix86_expand_sse_comi, ix86_expand_sse_compare, safe_vector_operand, 8121 ix86_expand_unop1_builtin, ix86_expand_unop_builtin, 8122 ix86_expand_binop_builtin, ix86_expand_store_builtin, 8123 ix86_init_builtins, ix86_expand_builtin): New functions. 8124 * i386.h (ix86_builtins): New enumeration. 8125 (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): New macros. 8126 * i386.md (attr length_immediate): 0 for mmx/sse types. 8127 (attr prefix_0f): 1 for mmx/sse types. 8128 (setcc_2): Remove "*" so we get gen_setcc_2. 8129 (emms): Account for changed register numbering. Set "memory" attr 8130 to unknown. 8131 (sfence): Set "memory" attr to unknown. 8132 81332000-09-18 Andreas Jaeger <aj@suse.de> 8134 8135 * configure.in: Define _GNU_SOURCE only when using the GNU C 8136 Library. 8137 * configure: Regenerated. 8138 * config.in: Regenerated. 8139 81402000-09-17 Mark Mitchell <mark@codesourcery.com> 8141 8142 * cppinit.c (cpp_init): Don't use ANSI prototypes. 8143 * flow.c (flow_dump_loop): Likewise. 8144 (flow_loops_dump): Likewise. 8145 8146 * c-typeck.c (c_start_case): Fix typo. 8147 81482000-09-17 Joseph S. Myers <jsm28@cam.ac.uk> 8149 8150 * c-decl.c (grokdeclarator): Don't give a warning about defaulting 8151 to int for plain complex which defaults to complex double. Do 8152 warn about defaulting to complex double if pedantic. Warn about 8153 complex integer types if pedantic. Warn about complex types if 8154 pedantic and not in C99 mode. 8155 * c-typeck.c (build_unary_op): If pedantic, warn about use of ~ 8156 for complex conjugation. 8157 81582000-09-17 Joseph S. Myers <jsm28@cam.ac.uk> 8159 8160 * contrib.texi: Update my entry. 8161 8162Sun Sep 17 18:48:32 2000 Denis Chertykov <denisc@overta.ru> 8163 8164 * config/avr/avr.md (mcu_enhanced): New attribute. 8165 (mcu_mega): Likewise. 8166 (extendhisi2): Use mcu_enhanced. 8167 (zero_extendhisi2): Likewise. 8168 (call_insn): Use mcu_enhanced and mcu_mega. 8169 (call_value_insn): Likewise. 8170 (*sbrx_branch): Use mcu_mega. 8171 (*sbrx_and_branchsi): Likewise. 8172 (*sbrx_and_branchhi): Likewise. 8173 (*tablejump_lib): Likewise. 8174 8175Sun Sep 17 10:46:17 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 8176 8177 * alias.c (true_dependence): Allow non-unchanging read to conflict 8178 with unchanging write. 8179 8180 * expr.c (store_constructor_field): Accept ALIAS_SET arg. 8181 (store_constructor): Pass alias_set to it. 8182 8183 * c-decl.c (grokdeclarator): Reorder tests to avoid looking at 8184 TYPE_MAIN_VARIANT of ERROR_MARK. 8185 * c-lex.c (readescape): Avoid using printf syntax we don't recognize. 8186 8187 * simplify-rtx.c (simplify_unary_operation): Add cases 8188 FLOAT_EXTEND and FLOAT_TRUNCATE to ones that return 0. 8189 81902000-09-17 Bernd Schmidt <bernds@redhat.co.uk> 8191 8192 * expr.h (emit_library_call, emit_library_call_value): Delete 8193 declarations. 8194 * rtl.h (enum libcall_type): New. 8195 (emit_library_call, emit_library_call_value): Change fn_type arg to 8196 be of type enum libcall_type. 8197 * calls.c: Likewise for the function definitions. Several callers 8198 throughout changed to use the new enumeration appropriately. 8199 (emit_library_call_value_1): Likewise. Put back code to make libcall 8200 blocks of equal form, but only use it for the two new higher 8201 enumeration values. 8202 82032000-09-16 Mark Mitchell <mark@codesourcery.com> 8204 8205 Convert the C front-end to use function-at-a-time mode. 8206 * c-common.h: Include splay-tree.h. 8207 (C_DECLARED_LABEL_FLAG): New macro. 8208 (struct language_function): Add x_scope_stmt_stack and 8209 x_function_name_declared_p. 8210 (RECHAIN_STMTS): Move definition. 8211 (lang_statement_code_p): Likewise. 8212 (lang_expand_stmt): Likewise. 8213 (lang_expand_decl_stmt): New variable. 8214 (lang_expand_function_end): Likewise. 8215 (current_scope_stmt_stack): New function. 8216 (add_decl_stmt): Likewise. 8217 (add_scope_stmt): Likewise. 8218 (mark_stmt_tree): Likewise. 8219 (struct c_lang_decl): New structure. 8220 (DECL_SAVED_TREE): Define. 8221 (c_mark_lang_decl): New function. 8222 (c_expand_start_cond): Change prototype. 8223 (c_finish_then): New function. 8224 (c_finish_else): Likewise. 8225 (current_function_name_declared): Remove. 8226 (set_current_function_name_declared): Likewise. 8227 (mark_c_language_function): Declare. 8228 (case_compare): Likewise. 8229 (c_add_case_label): Likewise. 8230 (c_expand_expr): Likewise. 8231 (c_safe_from_p): Likewise. 8232 * c-common.c (lang_expand_function_end): New variable. 8233 (struct if_elt): Add if_stmt. 8234 (c_expand_start_cond): Add the if-statement to the statement-tree, 8235 rather than generating RTL. 8236 (c_finish_then): New function. 8237 (c_expand_start_else): Don't generate RTL. 8238 (c_finish_else): New function. 8239 (c_expand_expr_stmt): Don't generate RTL. 8240 (statement_code_p): Add SCOPE_STMT. 8241 (case_compare): New function. 8242 (c_add_case_label): Likewise. 8243 (mark_stmt_tree): Likewise. 8244 (c_mark_lang_decl): Likewise. 8245 (mark_c_language_function): Likewise. 8246 (c_expand_expr): Likewise. 8247 (c_safe_from_p): Likewise. 8248 * c-decl.c (c_stmt_tree): New variable 8249 (c_scope_stmt_stack): Likewise. 8250 (c_function_name_declared_p): Likewise. 8251 (lang_expand_expr_stmt): Remove. 8252 (poplevel): Don't call output_inline_function for nested 8253 functions. 8254 (pushdecl): Don't set DECL_CONTEXT for a local declaration of an 8255 `extern' function. 8256 (redeclaration_error_message): Change means of computing whether 8257 or not a function is nested. 8258 (lookup_label): Don't call label_rtx. 8259 (init_decl_processing): Add more GC roots. 8260 (start_decl): Add DECL_STMTs to the statement-tree, rather than 8261 calling rest_of_decl_compilation. 8262 (finish_decl): Don't call expand_decl. 8263 (store_parm_decls): Begin the statement-tree, but don't generate 8264 RTL. 8265 (finish_function): Tie off the statement-tree. Call c_expand_body 8266 if appropriate. 8267 (c_expand_body): New function. 8268 (push_c_function_context): Save more information. 8269 (pop_c_function_contxt): Likewise. 8270 (copy_lang_decl): Now that we use DECL_LANG_SPECIFIC, copy it. 8271 (lang_mark_tree): Mark it. 8272 (current_stmt_tree): Adjust. 8273 (current_scope_stmt_stack): New function. 8274 (do_case): Remove. 8275 (set_current_name_declared): Likewise. 8276 (c_begin_compound_stmt): Define. 8277 (c_expand_decl_stmt): Likewise. 8278 * c-lang.c: Include rtl.h and expr.h. 8279 (lang_init): Set more language-specific hooks. 8280 * c-lex.c: Include expr.h. 8281 * c-parse.in: Changes throughout to add statements to the 8282 statement-tree, rather than generating RTL after every statement. 8283 * c-semantics.c (lang_expand_decl_stmt): Define. 8284 (add_decl_stmt): New function. 8285 (add_scope_stmt): Likewise. 8286 (finish_stmt_tree): Tweak. 8287 (genrtl_expr_stmt): Likewise. 8288 (genrtl_decl_stmt): Handle local labels, and call 8289 lang_expand_decl_stmt if required. 8290 (genrtl_for_stmt): Fix line-number handling. 8291 (genrtl_case_label): Handle cleanups. 8292 (genrtl_asm_stmt): Don't call combine_strings. 8293 (genrtl_compound_stmt): Simplify. 8294 (expand_stmt): Handle SCOPE_STMTs. 8295 * c-tree.h (struct lang_decl): New structure. 8296 (C_DECLARED_LABEL_FLAG): Remove. 8297 (c_begin_compound_stmt): Declare. 8298 (c_expand_decl_stmt): Likewise. 8299 (c_expand_start_case): Rename to c_start_case. 8300 (c_finish_case): New function. 8301 * c-typeck.c (start_init): Tweak setting of 8302 constructor_incremental. 8303 (c_expand_asm_operands): Tweak error-handling. Add to the 8304 statement-tree. 8305 (c_expand_return): Add to the statement-tree. 8306 (c_expand_start_case): Rename to ... 8307 (c_start_case): ... this. 8308 (struct c_switch): New type. 8309 (switch_stack): New variable. 8310 (do_case): Simplify. 8311 (c_finish_case): New function. 8312 * dependence.c: Include expr.h. 8313 (enum dependence_type): Change spelling of enumerals. 8314 (check_node_dependence): Adjust. 8315 * expr.h (lang_safe_from_p): Declare. 8316 (safe_from_p): Likewise. 8317 * expr.c (lang_safe_from_p): New variable. 8318 (safe_from_p): Give it external linkage. Use lang_safe_from_p. 8319 * stmt.c (expand_expr_stmt): Avoid clobberring of last_expr_type. 8320 * toplev.c (rest_of_decl_compilation): Robustify. 8321 * tree.c (contains_placeholder_p): Likewise. 8322 * Makefile.in: Update dependencies. 8323 * objc/objc-act.h: Adjust calculation of value for dummy_tree_code. 8324 * objc/objc-act.c: Include rtl.h, expr.h, and c-common.h. 8325 (objc_expand_function_end): New function. 8326 (finish_method_def): Use it. 8327 (init_objc): Initialize more language-specific hooks. 8328 * objc/Make-lang.in: Update dependencies. 8329 83302000-09-16 Geoffrey Keating <geoffk@cygnus.com> 8331 8332 * configure.in: Define macros that affect features before 8333 testing for features. Don't define _XOPEN_SOURCE. 8334 * configure: Regenerated. 8335 * config.in: Regenerated. 8336 8337Sat Sep 16 19:42:50 EDT 2000 John Wehle (john@feith.com) 8338 8339 * rtlanal.c (rtx_varies_p): Volatile asms vary. 8340 (rtx_unstable_p): Restructure code. Volatile asms 8341 are unstable. 8342 8343Sat Sep 16 14:35:55 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 8344 8345 * function.h (no_debugging_symbols): New field. 8346 * integrate.c (save_for_inline): Renamed from save_for_inline_nocopy. 8347 Initialize no_debugging_symbols. 8348 (output_inline_function): Save and restore write_symbols and set from 8349 no_debugging_symbols. 8350 * toplev.c (rest_of_compilation): Call save_for_inline. 8351 * tree.h: Update comment. 8352 8353 * stor-layout.c (place_field): Don't do anything if field or 8354 its type are ERROR_MARK. 8355 8356Sat Sep 16 19:14:00 2000 Laurynas Biveinis <lauras@softhome.net> 8357 8358 * cppfiles.c (purge_cache): Use munmap only if MMAP_THRESHOLD defined. 8359 (read_include_file): Ensure inc->mmaped is initialized. 8360 83612000-09-16 Richard Henderson <rth@cygnus.com> 8362 8363 * cppiles.c (purge_cache): Use PTR not caddr_t. 8364 83652000-09-16 Hans-Peter Nilsson <hp@axis.com> 8366 8367 * gcc.c: In description for %{<S}, say the option removed is -S. 8368 * invoke.texi (Spec Files): Ditto. 8369 83702000-09-16 Andreas Jaeger <aj@suse.de> 8371 8372 * configure.in: Always define _GNU_SOURCE to make interfaces 8373 visible that were hidden by only defining _GNU_SOURCE. 8374 * configure: Regenerated. 8375 8376Sat 16-Sep-2000 08:13:45 BST Neil Booth <NeilB@earthling.net> 8377 8378 * cpplex.c (push_macro_context): Set an argument's level after 8379 calling parse_args. We could loop infinitely otherwise. 8380 83812000-09-15 Tom Tromey <tromey@cygnus.com> 8382 8383 * configure, config.in: Rebuilt. 8384 * configure.in: Check for iconv.h. Define _XOPEN_SOURCE. 8385 83862000-09-15 Greg McGary <greg@mcgary.org> 8387 8388 * cppmacro.c (check_trad_stringification): Check token 8389 text pointers against limit before dereferencing. 8390 83912000-09-15 Joseph S. Myers <jsm28@cam.ac.uk> 8392 8393 * c-common.c (format_wanted_type): New structure. 8394 (check_format_types): New function. 8395 (check_format_info): Pass all checking of types of format 8396 arguments, including width and precision arguments, to this new 8397 function. 8398 83992000-09-15 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 8400 8401 * BUGS: Remove file. 8402 84032000-09-15 Jakub Jelinek <jakub@redhat.com> 8404 8405 * config/alpha/alpha.c (override_options): ev6 cache latencies 8406 from Richard Henderson. Don't allow -mmemory-latency=L0. 8407 8408 * config/alpha/alpha.h (TARGET_CPU_EV5, TARGET_CPU_EV6): Define. 8409 (TARGET_OPTIONS): Add tune=. 8410 (alpha_tune_string): Declare. 8411 * config/alpha/alpha.c (override_options): Add cpu_table. 8412 Use alpha_cpu_string first to set both alpha_cpu and target_flags 8413 and then alpha_tune_string to set alpha_cpu only. 8414 Replace tests for PROCESSOR_EV* with TARGET_CPU_EV* tests. 8415 * config/alpha/elf.h (ASM_FILE_START): Likewise. 8416 * config/alpha/osf.h (ASM_FILE_START): Likewise. 8417 * config/alpha/openbsd.h (ASM_FILE_START): Likewise. 8418 8419Fri Sep 15 19:45:55 MET DST 2000 Jan Hubicka <jh@suse.cz> 8420 8421 * i386-protos.h (no_comparison_operator, uno_comparison_operator): 8422 Remove. 8423 (ix86_comparison_operator, ix86_cc_mode): Declare 8424 * i386.h (CCGC, CCGCO): New modes. 8425 (SELECT_CC_MODE): Move offline to .... 8426 * i386.c (ix86_cc_mode): .... here; use new modes. 8427 (ix86_comparison_operator): New. 8428 (fcmov_comparison_operator): Ensure proper mode. 8429 (put_condition_mode): More sanity checking. 8430 (ix86_match_ccmode): Handle new modes. 8431 (ix86_expand_fp_compare): GEU requires CCmode. 8432 (ix86_expand_strlensi_unroll_1): Use emit_cmp_and_jump_insn instead of 8433 doing it by hand. 8434 * i386.md (cmp?i_ccz_1): Remove 8435 (cmp?i_ccno_1): Use ix86_match_ccmode. 8436 (cmp?i_minus_1): New. 8437 (cmpsi_1): New expander. 8438 (cmpqi_ext_1): Use match_ccmode 8439 (cmpqi_ext_3): New expander. 8440 (cmpqi_ext_3_insn): Rename from cmpqi_ext_3. 8441 (cmpqi_ext_4): Use match_ccmode. 8442 (add?i_?): Use match_ccmode. 8443 (add?i_6): New. 8444 (test?i_ccz_1): Remove 8445 (test?i_1): New. 8446 (testsi_ccno_1, testqi_ccz_1, testqi_ext_ccno_0): New expander. 8447 (testqi_ext_0): Use ix86_match_ccmode. 8448 (*xorqi_cc_ext_1): Use ix86_match_ccmode. 8449 (xorqi_cc_ext_1): New expander. 8450 (shift patterns): Use CCGOCmode for all shifts except for sar. 8451 (setcc_?, jcc_?, miv?icc_nic): Use ix86_comparison_operator. 8452 (setcc_3, jcc_3, miv?icc_c): Remove. 8453 84542000-09-15 Will Cohen <wcohen@redhat.com> 8455 8456 * dwarf2out.c (add_const_value_attribute): Changed array into a 8457 xmalloced object, so it exists after function exit. 8458 (free_AT): Added case for dw_val_class_float to free allocated 8459 memory. 8460 84612000-09-15 Kazu Hirata <kazu@hxi.com> 8462 8463 * config/i386/i386.md: Fix a comment typo. 8464 * gcc.c: Fix formatting. 8465 84662000-09-15 Bernd Schmidt <bernds@redhat.co.uk> 8467 8468 * optabs.c (emit_libcall_block): If target is a user variable, 8469 copy to a temporary first. 8470 * expr.c (convert_move): When generating a libcall, make a libcall 8471 block. 8472 * calls.c (emit_library_call_value_1): Don't create a libcall 8473 sequence here; our caller will in most cases do it. 8474 8475 * sh.h (SECONDARY_INPUT_RELOAD_CLASS): Handle moving T, MACL or 8476 MACH into FPUL. 8477 (SECONDARY_OUTPUT_RELOAD_CLASS): Similar case. 8478 * sh.md (reload_outsf): Generate recognizable patterns for 8479 TARGET_SH3E. 8480 (floatsisf2, floatsisf2_ie, floatsisf2_i4, fix_truncsfsi2, 8481 fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i, fix_truncdfsi2, 8482 fix_truncdfsi2_i, extendsfdf2, extendsfdf2_i4, truncdfsf2, 8483 truncdfsf2_i4): Change not to use explicit references to fpul. 8484 (floatsisf2_ie): Remove USE of fpscr. 8485 (floatsisf2): Change default expansion to match this. 8486 (fix_truncsfsi2_i4_2, fix_truncdfsi2_i4 & splitters): Comment out 8487 unused patterns. 8488 84892000-09-15 Richard Henderson <rth@cygnus.com> 8490 8491 * expmed.c (store_bit_field): Consider naturally aligned 8492 memory for direct reference. 8493 84942000-09-15 Richard Henderson <rth@cygnus.com> 8495 8496 * config/alpha/alpha.c (alpha_expand_unaligned_load): Force all 8497 AND addresses into alias set 0. 8498 (alpha_expand_unaligned_store): Likewise. 8499 (alpha_expand_unaligned_load_words): Likewise. 8500 (alpha_expand_unaligned_store_words): Likewise. 8501 85022000-09-15 Bernd Schmidt <bernds@redhat.co.uk> 8503 8504 * config/sh/sh.h (CPP_SPEC): For -m4-nofpu, define __SH4_NOFPU__. 8505 * config/sh/lib1funcs.asm (movstr_i4): Also compile if __SH4_NOFPU__ 8506 is defined. 8507 * config/mips/mips.c (mips_va_arg): Args passed by reference have a 8508 rsize of UNITS_PER_WORD. 8509 8510Fri 15-Sep-2000 06:49:07 BST Neil Booth <NeilB@earthling.net> 8511 8512 * cpplex.c (ON_REST_ARG): Correct the test. 8513 (maybe_paste_with_next): Duplicate a token that fail pasting, 8514 and clear its PASTE_LEFT flag, so that nested pasting attempts 8515 do not occur. 8516 85172000-09-14 Richard Henderson <rth@cygnus.com> 8518 8519 * calls.c (precompute_register_parameters): Use COSTS_N_INSNS, not 2. 8520 * cse.c (rtx_cost): Likewise. 8521 * optabls.c (expand_binop): Likewise. 8522 (expand_twoval_binop, prepare_cmp_insn): Likewise. 8523 * regclass.c (copy_cost): Likewise. 8524 * reload1.c (reload_cse_move2add): Likewise. 8525 85262000-09-14 Joseph S. Myers <jsm28@cam.ac.uk> 8527 8528 * c-parse.in (reswords): Add _Complex. 8529 85302000-09-14 J. David Anglin <dave@hiauly1.hia.nrc.ca> 8531 8532 * gcc.1: Delete documentation for -undef preprocessor option. 8533 85342000-09-14 Alexandre Oliva <aoliva@redhat.com> 8535 8536 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, 8537 STARTFILE_SPEC, ENDFILE_SPEC): Remove define. 8538 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): 8539 Remove undefine before config/elfos.h. 8540 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Comment out. 8541 85422000-09-14 Kazu Hirata <kazu@hxi.com> 8543 8544 * invoke.texi (H8/300 Options): Add -ms2600. 8545 * config/h8300.c (h8300_init_once): Output an error when -ms2600 8546 is used without -ms. 8547 * config/h8300.h (TARGET_MAC): New. 8548 (TARGET_SWITCHES): Add -ms2600 and -mno-s2600. 8549 (CONDITIONA_REGISTER_USAGE): Disable the mac register on any 8550 machine other than H8S/2600. 8551 * config/h8300.md: Accept mac instructions on the H8S/2600 instead 8552 of the H8S/2000. 8553 85542000-09-14 Alexandre Oliva <aoliva@redhat.com>, Bernd Schmidt <bernds@redhat.co.uk> 8555 8556 * reload.c (find_reloads_address_1): Generate reloads for auto_inc 8557 pseudos that refer to the original pseudos, not only to their 8558 equivalent memory locations. 8559 8560Thu Sep 14 12:10:16 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 8561 8562 * expr.c (expand_expr, case COMPONENT_EXPR): Copy memory attributes 8563 when making new MEM. 8564 8565 * Makefile.in (LN): Remove duplicate definition. 8566 85672000-09-12 Bernd Schmidt <bernds@redhat.co.uk> 8568 8569 From Joern Rennecke: 8570 * local-alloc.c (update_equiv_regs): If there is no REG_EQUAL note 8571 on an insn and function_invariant_p returns nonzero for the source, 8572 add a REG_EQUAL note. 8573 8574Thu Sep 14 00:51:57 EDT 2000 John Wehle (john@feith.com) 8575 8576 * alias.c (memrefs_conflict_p): An ADDRESSOF doesn't 8577 conflict with frame_pointer_rtx. 8578 85792000-09-13 Kazu Hirata <kazu@hxi.com> 8580 8581 * loop.c: Fix formatting. 8582 * loop.h: Likewise. 8583 85842000-09-13 Richard Henderson <rth@cygnus.com> 8585 8586 * config/ia64/ia64.md (divsf3): New. 8587 (divsf3_internal_lat, divsf3_internal_thr): New. 8588 (divdf3, divdf3_internal_lat, divdf3_internal_thr): New. 8589 (divtf3, divtf3_internal_lat, divtf3_internal_thr): New. 8590 (adddf3_trunc, subdf3_trunc, muldf3_trunc): New. 8591 (madddf4_trunc, msubdf4_trunc, nmuldf3_trunc): New. 8592 (nmadddf4_alts, nmadddf4_trunc): New. 8593 (addtf3_truncsf, addtf3_truncdf, subtf3_truncsf): New. 8594 (subtf3_truncdf, multf3_truncsf, multf3_truncdf): New. 8595 (multf3_truncsf_alts, multf3_truncdf_alts): New. 8596 (maddtf4_truncsf, maddtf4_truncdf, maddtf4_alts_truncdf): New. 8597 (msubtf4_truncsf, msubtf4_truncdf, nmultf3_truncsf): New. 8598 (nmultf3_truncdf, nmaddtf4_truncsf, nmaddtf4_truncdf): New. 8599 (nmaddtf4_truncdf_alts): New. 8600 (recip_approx): Don't predicate. 8601 86022000-09-13 Richard Henderson <rth@cygnus.com> 8603 8604 * config/ia64/lib1funcs.asm (__divsf3): Protect fnorm.s with p6. 8605 86062000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr> 8607 8608 * flags.h (flag_dump_rtl_in_asm): Declare. 8609 * toplev.c (flag_dump_rtl_in_asm): Define. 8610 (decode_d_option): Set flag_dump_rtl_in_asm and flag_print_asm_name 8611 if -dP is specified. 8612 * rtl.h (print_rtx_head): Declare. 8613 * print-rtl.c (print_rtx_head): Define. 8614 (print_rtx): Print the string pointed to by print_rtx_head 8615 at beginning of each dump line. 8616 (print_rtl): Likewise. 8617 (print_rtl_single): Likewise. 8618 * final.c (final_scan_insn): Dump the insn in the assembly 8619 file for debugging. 8620 * gcc.1: Document -dP option. 8621 * invoke.texi (Debugging Options): Likewise. 8622 86232000-09-13 Stephane Carrez <Stephane.Carrez@worldnet.fr> 8624 8625 * md.texi (Machine Constraints): Document the 68HC11 constraints. 8626 * install.texi (Configurations): Document the 68HC11&68HC12 port. 8627 * invoke.texi (Option Summary, M68hc1x Options): Document the options. 8628 8629Tue Sep 12 13:51:13 2000 Denis Chertykov <denisc@overta.ru> 8630 8631 * config/avr/avr.h (ASSEMBLER_DIALECT): New macro declared. 8632 * config/avr/avr.md (*movstrqi_insn): Cleanup output template. 8633 (*clrstrqi): Likewise. 8634 (xorhi3,xorsi3,absqi2): Likewise. 8635 (one_cmplhi2,one_cmplsi2): Likewise. 8636 (addsi3): Two stupid constraint alternatives removed. 8637 (extendhisi2): Use `movw' for enhanced avr cores. 8638 (zero_extendhisi2): Likewise. 8639 8640Wed Sep 13 02:31:23 EDT 2000 John Wehle (john@feith.com) 8641 8642 * alias.c (find_base_term): Use frame_pointer_rtx 8643 when handling an ADDRESSOF. 8644 8645 * cse.c (canon_hash): Handle USE of BLKmode memory. 8646 (cse_insn): Outgoing arguments for a libcall don't 8647 affect any recorded expressions. 8648 86492000-09-12 Tom Tromey <tromey@cygnus.com> 8650 8651 * configure, config.in: Rebuilt. 8652 * configure.in: Check for iconv, nl_langinfo, langinfo.h. 8653 86542000-09-12 Jakub Jelinek <jakub@redhat.com> 8655 8656 * c-lex.c (lex_string): Use charwidth to compute bytemask. 8657 * expr.c (expand_expr): Don't optimize constant array references 8658 initialized with wide string constants. 8659 86602000-09-13 Michael Hayes <mhayes@cygnus.com> 8661 8662 * loop.c (note_set_pseudo_multiple_uses): Correct. 8663 86642000-09-12 Jim Wilson <wilson@cygnus.com> 8665 8666 * ifcvt.c (noce_process_if_block): If A and B are the same, and no 8667 else block, and X has side-effects, then fail. 8668 86692000-09-12 Greg McGary <greg@mcgary.org> 8670 8671 * config/mips/mips-protos.h 8672 (trap_cmp_op, mips_gen_conditional_trap): New func decls. 8673 * config/mips/mips.h (ISA_HAS_COND_TRAP): New macro. 8674 (PREDICATE_CODES): Add "trap_cmp_op". 8675 * config/mips/mips.c 8676 (trap_cmp_op, mips_gen_conditional_trap): New functions. 8677 * config/mips/mips.md (trap, conditional_trap): New patterns. 8678 86792000-09-12 Bernd Schmidt <bernds@redhat.co.uk> 8680 8681 * flow.c (try_pre_increment_1): Don't do anything to sets of the stack 8682 pointer. 8683 86842000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 8685 8686 * builtins.c (built_in_decls): New array. 8687 (expand_builtin_fputs): New function. 8688 (expand_builtin): Handle BUILT_IN_FPUTC and BUILT_IN_FPUTS. 8689 8690 * builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTS): New members. 8691 8692 * c-common.c (c_common_nodes_and_builtins): Handle fputc/fputs. 8693 8694 * tree.h (built_in_decls): New array. 8695 8696Tue Sep 12 08:53:57 2000 Jeffrey A Law (law@cygnus.com) 8697 8698 * convex.md: Use "+" instead of "=" for outputs wrapped in a 8699 STRICT_LOW_PART. 8700 * i370.md, i386.md, ns32k.md, sh.md, vax.md: Likewise. 8701 87022000-09-12 Kazu Hirata <kazu@hxi.com> 8703 8704 * haifa-sched.c: Fix formatting. 8705 8706 * genattrtab.c: Fix formatting. 8707 8708 * unroll.c: Fix formatting. 8709 87102000-09-12 Bruce Korb <bkorb@gnu.org> 8711 8712 * fixinc/fixfixes.c: make a type for the fix procedure & use it, 8713 remove obsolete code 8714 * fixinc/fixincl.c: Use PARAMS, not _P_. Add no-op default to switch. 8715 * fixinc/fixincl.tpl: make non-exported arrays static scope 8716 * fixinc/fixincl.x: regenerate 8717 * fixinc/fixlib.h: Use PARAMS, not _P_ 8718 * fixinc/fixtests.c: make a type for the test proc & use it 8719 * fixinc/server.h: Use PARAMS, not _P_ 8720 87212000-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 8722 8723 * c-typeck.c (process_init_element): Avoid union init warnings on 8724 floating point zero. Don't crash on unions containing structs. 8725 87262000-09-12 Alexandre Oliva <aoliva@redhat.com> 8727 8728 * config/sh/sh.h (PREDICATE_CODES): Add CONST_DOUBLE to 8729 general_movsrc_operand, and remove CONST_INT from 8730 general_movdst_operand. 8731 87322000-09-12 Bernd Schmidt <bernds@redhat.co.uk> 8733 8734 * cse.c (approx_reg_cost): If SMALL_REGISTER_CLASSES, return INT_MAX 8735 if a reference to non-fixed hardreg is seen. Otherwise, count hard 8736 regs with a higher cost. 8737 (preferrable): Deal with cases where either cost or regcost is 8738 MAX_COST. 8739 (cse_insn): Use MAX_COST rather than 10000. Always initialize 8740 regcost values. 8741 (COSTS_N_INSNS): Move definition... 8742 * rtl.h: ...here. 8743 (MAX_COST): New macro. 8744 * loop.c (init_loop): Use COSTS_N_INSNS macro instead of hardcoded 8745 constant. 8746 87472000-09-11 Mark Mitchell <mark@codesourcery.com> 8748 8749 * c-common.h (genrtl_clear_out_block): Remove. 8750 * c-semantics.c (genrtl_clear_out_block): Remove. 8751 (genrtl_while_stmt): Don't call it. 8752 (genrtl_for_stmt): Likewise. 8753 87542000-09-11 Zack Weinberg <zack@wolery.cumb.org> 8755 8756 * cppfiles.c: Move all default-#defines to top of file. 8757 (open_include_file): Replace by lookup_include_file. 8758 (read_with_read, read_file): Merged into read_include_file. 8759 (stack_include_file, purge_cache): New functions. 8760 (close_cached_fd): Delete. 8761 (lookup_include_file, read_include_file, _cpp_pop_file_buffer): 8762 Cache the in-memory buffer, not the file descriptor. 8763 8764 * cpphash.h (struct include_file): Add buffer, st, refcnt, 8765 mapped fields. 8766 (xcnew): New utility macro. 8767 (DO_NOT_REREAD, NEVER_REREAD): Move up by struct include_file. 8768 * cpplib.h (struct cpp_buffer): Remove mapped field. 8769 87702000-09-11 Zack Weinberg <zack@wolery.cumb.org> 8771 8772 * cpplex.c (parse_string): Accept backslash space newline as a 8773 line continuation. 8774 (lex_line): Likewise. 8775 (_cpp_get_token): Remove hard limit on macro nesting. 8776 87772000-09-12 Philipp Thomas <pthomas@suse.de> 8778 8779 * aclocal.m4 (AM_WITH_NLS): Don't force use of included gettext. 8780 * configure: Rebuilt. 8781 87822000-09-13 Michael Hayes <mhayes@cygnus.com> 8783 8784 * flow.c (split_block): Fix update of registers live at 8785 end of split block. 8786 8787Tue Sep 12 01:51:38 MET DST 2000 Jan Hubicka <jh@suse.cz> 8788 8789 * i386.md (add?i_3, add?i_5): New. 8790 (add?i_4): Rename from add?i_3; Fix compare pattern. 8791 (sub?i_3, xor?i_3, ior?i_3): New. 8792 8793 * genrecog.c (write_tree): Output code to clear insn_extract cache. 8794 * genattrtab.c (write_attr_case): Gen call to extract_insn_cache 8795 instead of extract_insn and extract_constrain_insn_cache instead of 8796 extract_insn and constrain_operands. 8797 * recog.c (extract_insn_cached, extract_constrain_insn_cached): 8798 New functions. 8799 (extract_insn): Clear which_alternative. 8800 (constrain_operands): Set which_alternative to -1 when failed. 8801 * recog.h (extract_constrain_insn_cached, extract_insn_cached): 8802 Declare. 8803 88042000-09-11 Matthew Hiller <hiller@redhat.com> 8805 8806 * config/h8300/h8300.md (movstrictqi): Changed constraint modifier 8807 on operand 0 to '+'. 8808 (movstricthi): Likewise. 8809 88102000-09-12 Michael Hayes <mhayes@cygnus.com> 8811 8812 * loop.h (LOOP_IVS): New macro. 8813 (REG_IV_TYPE, REG_IV_INFO): Add ivs argument. 8814 (struct loop_ivs): New. 8815 (struct loop_info): Add ivs field. 8816 (reg_iv_type, reg_iv_info): Delete prototype. 8817 (reg_biv_class, loop_iv_list): Likewise. 8818 * loop.c (record_biv, find_life_end): Pass loop argument. 8819 (reg_iv_type): Remove global array and use 8820 field in loop_regs structure within loop_ivs structure. 8821 (reg_iv_info, reg_biv_class, loop_iv_list): Likewise. 8822 (first_increment_giv, last_increment_giv): Use entry in 8823 loop_ivs structure. 8824 (record_initial): Pass ivs pointer. 8825 * unroll.c (copy_loop_body, remap_split_bivs): Add loop argument. 8826 88272000-09-12 Michael Hayes <mhayes@cygnus.com> 8828 8829 * loop.h (LOOP_REGS): New macro. 8830 (struct loop_regs): New. 8831 (struct loop_info): Add regs field. 8832 * loop.c (set_in_loop): Remove global array and store 8833 in loop_regs structure as part of loop_info structure. 8834 (n_times_set, may_not_optimize): Likewise. 8835 (reg_single_usage, moved_once): Likewise. 8836 (count_one_set): Add regs argument. 8837 (combine_movables, rtx_equal_for_loop_p, combine_givs): Likewise. 8838 (set_pseudo_multiple_uses): Pass regs pointer. 8839 88402000-09-12 Michael Hayes <mhayes@cygnus.com> 8841 8842 * unroll.c (iteration_info): Subsume into loop_iterations. 8843 * loop.h (loop_info): New field iv. 8844 88452000-09-12 Michael Hayes <mhayes@cygnus.com> 8846 8847 * basic-block.h (LOOP_TREE, LOOP_PRE_HEADER, LOOP_EDGES): New. 8848 (LOOP_EXITS_DOMS, LOOP_ALL): Likewise. 8849 (flow_loops_update): New prototype. 8850 (flow_loops_find): Add flags to prototype. 8851 (struct loop): Add `pre_header_root' and `pre_header_trace' fields. 8852 * flow.c (flow_loop_pre_header_scan): New. 8853 (flow_loop_dump): Dump pre-header root and trace and exit dominators. 8854 (flow_loop_free): Free pre-header root and trace and exit dominators. 8855 (flow_loops_find): New argument flags. 8856 (flow_loops_update): New function. 8857 * toplev.c (rest_of_compilation): Add flag argument to flow_loops_find. 8858 88592000-09-12 Michael Hayes <mhayes@cygnus.com> 8860 8861 * basic-block.h (split_block, update_bb_for_insn): New prototypes. 8862 * flow.c (split_block, update_bb_for_insn): New functions. 8863 88642000-09-11 Richard Henderson <rth@cygnus.com> 8865 8866 * cse.c (fold_rtx): Honor NO_FUNCTION_CSE. 8867 88682000-09-11 Richard Henderson <rth@cygnus.com> 8869 8870 * config/ia64/ia64-protos.h (fr_nonimmediate_operand): Declare. 8871 * config/ia64/ia64.c (fr_nonimmediate_operand): New. 8872 (ia64_override_options): Prevent optimizing division for both 8873 latency and throughput. 8874 (rtx_needs_barrier): Handle frcpa. 8875 * config/ia64/ia64.h (MASK_INLINE_DIV_LAT): New. 8876 (MASK_INLINE_DIV_THR, TARGET_INLINE_DIV_LAT): New. 8877 (TARGET_INLINE_DIV_THR, TARGET_INLINE_DIV): New. 8878 (TARGET_SWITCHES): Add -minline-divide-min-latency and 8879 -minline-divide-max-throughput. 8880 (PREDICATE_CODES): Update. 8881 * config/ia64/ia64.md (extendsidi2): Remove * from f case. 8882 (zero_extendsidi2): Likewise. Fix typo in f case insn. 8883 (extendsfdf2): Add cases for gr<->fr and fr<->mem. 8884 (extendsftf2): Likewise. 8885 (extenddftf2): Likewise. 8886 (fix_trunctfdi2_alts): New. 8887 (fixuns_trunctfdi2_alts): New. 8888 (madd*4): Rename from madd*3. 8889 (divsi3, modsi3, udivsi3, umodsi3): New. 8890 (divsi3_internal): New. 8891 (divdi3, moddi3, udivdi3, umoddi3): New. 8892 (divdi3_internal_lat, divdi3_internal_thr): New. 8893 (multf3_alts, maddtf4_alts, nmaddtf4_alts): New. 8894 (recip_approx): New. 8895 88962000-09-11 Alexandre Oliva <aoliva@redhat.com> 8897 8898 * print-rtl.c (debug_call_placeholder_verbose): New variable. 8899 (print_rtx) [CALL_PLACEHOLDER]: Dump all call sequences if it is 8900 set. 8901 * integrate.c (copy_rtx_and_substitute): Don't share 8902 LEAF_REG_REMAPpable registers with the inlined function. Don't 8903 share the function value with calling sequences. 8904 89052000-09-11 Jakub Jelinek <jakub@redhat.com> 8906 8907 * c-decl.c (do_case): Fix a typo. 8908 8909 * combine.c (simplify_if_then_else): Don't convert a == b ? b : a 8910 to a if the comparison is floating mode and not -ffast-math. 8911 * simplify-rtx.c (simplify_ternary_operation): Likewise. 8912 8913Mon Sep 11 20:07:48 2000 J"orn Rennecke <amylaar@redhat.co.uk> 8914 8915 * sh.h (INITIALIZE_TRAMPOLINE): Remove stray call to 8916 gen_ic_invalidate_line. 8917 89182000-09-11 Philip Blundell <pb@futuretv.com> 8919 8920 * config/arm/elf.h (SUBTARGET_CPP_SPEC): Don't define `arm_elf'. 8921 8922Mon Sep 11 10:48:41 2000 Ulrich Drepper <drepper@redhat.com> 8923 8924 * install.texi (LANGUAGES): Update to include new languages. 8925 * INSTALL: Rebuilt. 8926 89272000-09-11 DJ Delorie <dj@redhat.com> 8928 8929 * gcc.c (main): Don't warn about unused -B prefixes 8930 (unused_prefix_warnings): remove 8931 89322000-09-11 Kazu Hirata <kazu@hxi.com> 8933 8934 * final.c: Fix formatting. 8935 8936 * integrate.c: Fix formatting. 8937 89382000-09-11 Geoff Keating <geoffk@cygnus.com> 8939 8940 * alias.c (memrefs_conflict_p): An ADDRESSOF does conflict, sorry. 8941 89422000-09-11 Bernd Schmidt <bernds@redhat.co.uk> 8943 8944 * reload.c (regno_clobbered_p): Fix thinko in previous change. 8945 89462000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr> 8947 8948 * gcc.1: Document 68hc11 specific options. 8949 89502000-09-10 Geoff Keating <geoffk@cygnus.com> 8951 8952 * config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define. 8953 (TARGET_LONG_DOUBLE_128): Define. 8954 (SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128. 8955 (LONG_DOUBLE_TYPE_SIZE): Redefine. 8956 (MAX_LONG_DOUBLE_TYPE_SIZE): Define. 8957 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition 8958 of __LONG_DOUBLE_128__. 8959 (CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128 8960 passed. 8961 (CPP_LONGDOUBLE_DEFAULT_SPEC): Define. 8962 (CPP_SYSV_DEFAULT_SPEC): Define. 8963 (SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default. 8964 (INIT_TARGET_OPTABS): Define. 8965 8966 * config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h. 8967 (RS6000_UITRUNC): Likewise. 8968 (INIT_TARGET_OPTABS): New macro. 8969 * config/rs6000/rs6000.c (rs6000_trunc_used): Delete. 8970 (trunc_defined): Delete. 8971 (output_prolog): Don't output .extern definitions for fp->int 8972 conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it. 8973 * config/rs6000/rs6000.h (rs6000_trunc_used): Delete. 8974 (trunc_defined): Delete. 8975 (RS6000_ITRUNC): Moved to aix.h. 8976 (RS6000_UITRUNC): Likewise. 8977 * config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would 8978 only emit a libcall. 8979 (fixuns_truncdfsi2): Delete. 8980 (trunc_call): Delete. 8981 (trunc_call_rtl): Delete. 8982 89832000-09-10 Zack Weinberg <zack@wolery.cumb.org> 8984 8985 * varasm.c (make_decl_rtl): Restore leading star on 8986 DECL_ASSEMBLER_NAME set for decls with an asmspec. 8987 89882000-09-10 Zack Weinberg <zack@wolery.cumb.org> 8989 8990 * c-pragma.c (handle_pragma_pack): Correct parsing logic so it 8991 won't give a spurious error for '#pragma pack()'. Simplify 8992 control flow for readability. 'reset' action is not necessary. 8993 89942000-09-10 Zack Weinberg <zack@wolery.cumb.org> 8995 8996 * defaults.h: Provide default definitions for: CHAR_TYPE_SIZE, 8997 SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE, 8998 LONG_LONG_TYPE_SIZE, WCHAR_TYPE_SIZE, FLOAT_TYPE_SIZE, 8999 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE, and WCHAR_UNSIGNED. 9000 9001 * cppexp.c, dwarfout.c, dwarf2out.c, emit-rtl.c, final.c, optabs.c, 9002 profile.c, sdbout.c, tradcif.y, tree.c: 9003 Include defaults.h if not already included. 9004 Don't define the above macros. 9005 9006 * Makefile.in: Update dependencies. 9007 90082000-09-10 Mark Mitchell <mark@codesourcery.com> 9009 9010 * c-common.h (add_stmt): Change prototype. 9011 (RECHAIN_STMTS): New macro. 9012 (CASE_LABEL_DECL): Likewise. 9013 (genrtl_case_label): Change prototype. 9014 (c_expand_start_case): Remove prototype. 9015 (build_case_label): Change prototype. 9016 (decl_constant_value): Declare. 9017 * c-common.c (check_case_value): Handle C++'s extensions to C 9018 semantics. 9019 * c-commnon.def (CASE_LABEL): Add room for the CASE_LABEL_DECL 9020 field. 9021 * c-parse.in (stmt): Adjust handling of return statements and case 9022 laels. 9023 * c-semantics.c (add_stmt): Return the new statement. 9024 (genrtl_return_stmt): Take the RETURN_STMT as input, not the 9025 returned expression. Directly generate RTL, rather than calling 9026 c_expand_return. 9027 (genrtl_switch_stmt): Don't call c_expand_start_case. 9028 (build_case_label): Take the LABEL_DECL as input, too. 9029 (genrtl_case_label): Just call add_case_node. 9030 (expand_stmt): Adjust calls to genrtl_return_stmt and 9031 genrtl_case_label. 9032 * c-tree.h (c_expand_start_case): Declare. 9033 * c-typeck.c (decl_constant_value): Give it external linkage. 9034 (c_expand_return): Don't call expand_return or expand_null_return; 9035 use genrtl_return_stmt instead. 9036 * stmt.c (struct nesting): Remove num_ranges field. 9037 (add_case_node): Give it external linkage. 9038 (expand_start_case): Don't set num_ranges. 9039 (expand_start_case_dummy): Don't clear it. 9040 (pushcase): Rely on add_case_node to handle `default' labels. 9041 (add_case_node): Handle `default' labels. 9042 * tree.c (tree_int_cst_compare): New function. 9043 * tree.h (tree_int_cst_compare): Declare. 9044 (add_case_node): Likewise. 9045 90462000-09-10 Richard Henderson <rth@cygnus.com> 9047 9048 * c-parse.in: Revert last change. 9049 (init_reswords): Do not enter disabled keywords into the ridpointers 9050 table, modulo objc weirdness. 9051 (_yylex): Return the canonical spelling for a keyword. 9052 90532000-09-10 Philip Blundell <philb@gnu.org> 9054 9055 * config/arm/arm.h (CPP_ISA_SPEC): Don't define `arm' or `thumb'. 9056 * config/arm/linux-elf.h (CPP_PREDEFINES): Don't define `__arm__'. 9057 9058Sun Sep 10 14:30:28 EDT 2000 John Wehle (john@feith.com) 9059 9060 * alias.c (find_base_term): Handle ADDRESSOF. 9061 (memrefs_conflict_p): An ADDRESSOF doesn't conflict. 9062 90632000-09-10 Denis Chertykov <denisc@overta.ru> 9064 9065 * genoutput.c (output_insn_data): Translate <NEWLINE> to \n\ while 9066 outputting templates with many lines. 9067 90682000-09-10 Stephane Carrez <Stephane.Carrez@worldnet.fr> 9069 9070 * libgcc2.h: Use LONG_LONG_TYPE_SIZE instead of MIN_UNITS_PER_WORD 9071 to decide whether 64-bit support must be generated. 9072 90732000-09-10 Richard Henderson <rth@cygnus.com> 9074 9075 * c-parse.in (asm patterns): Fix volatile check. 9076 90772000-09-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 9078 9079 * cppmacro.c (check_trad_stringification): New function. 9080 (save_expansion): If -Wtraditional, warn about stringification of 9081 macro arguments. 9082 90832000-09-11 Michael Hayes <mhayes@cygnus.com> 9084 9085 * loop.h (struct loop_mem_info): Move from loop.c 9086 (struct loop_info): Add fields store_mems, mems, mems_idx, 9087 mems_allocated, unknown_address_altered, 9088 unknown_constant_address_altered, num_mem_sets, and 9089 first_loop_store_insn. 9090 9091 * loop.c (loop_store_mems): Replace with field in loop_info struct. 9092 (loop_mems, loop_mems_idx, loop_mems_allocated): Likewise. 9093 (unknown_address_altered, unknown_constant_address_altered): Likewise. 9094 (num_mem_sets): Likewise. 9095 (replace_loop_mems, replace_loop_regs): New. 9096 (struct loop_replace_args): New. 9097 (load_mems): Use replace_loop_mems. 9098 (try_copy_prop): Use replace_loop_regs. 9099 (replace_loop_reg, replace_loop_mem): Use loop_replace_args structure. 9100 91012000-09-09 Stephane Carrez <Stephane.Carrez@worldnet.fr> 9102 9103 * configure.in: Recognize m6811-elf and m6812-elf. 9104 * configure: Regenerate. 9105 91062000-09-09 Geoff Keating <geoffk@cygnus.com> 9107 9108 * recog.c (validate_replace_rtx_1): Correct MODE parameter in call 9109 to operand_subword. 9110 91112000-09-10 Michael Hayes <mhayes@cygnus.com> 9112 9113 * loop.c (struct movables): New. 9114 (num_movables): Move into struct movables. 9115 (the_movables): Change type to struct movables. 9116 (ignore_some_movables): Change struct movable arg to struct movables. 9117 (force_movables, combine_movables, regs_match_p): Likewise. 9118 (rtx_equal_for_loop_p, move_movables): Likewise. 9119 (scan_loop): Change movables to be of type struct movables. 9120 Replace last_movable with field in movables structure. 9121 91222000-09-08 Zack Weinberg <zack@wolery.cumb.org> 9123 9124 * c-pragma.c: Don't elide entire file if !HANDLE_GENERIC_PRAGMAS. 9125 (init_pragma): Avoid warning if pfile happens to be unused. 9126 * c-pragma.h: Never define HANDLE_GENERIC_PRAGMAS. Never 9127 define init_pragma to nothing. Always prototype 9128 init_pragma. Prototype dispatch_pragma if !USE_CPPLIB. 9129 9130 * c-lex.c (process_directive): Always call dispatch_pragma. 9131 Initialize entering_c_header to 0. 9132 91332000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr> 9134 9135 * config/m68hc11/m68hc11.md: New file, machine description for 9136 68HC11 & 68HC12. 9137 * config/m68hc11/m68hc11.h: New file, definitions for 68HC11 & 68HC12. 9138 * config/m68hc11/m68hc11.c: New file, functions for 68HC11 & 68HC12. 9139 * config/m68hc11/m68hc12.h: New file, definitions for 68HC12. 9140 * config/m68hc11/m68hc11-protos.h: New file. 9141 * config/m68hc11/m68hc11-crt0.S: New file, startup code. 9142 * config/m68hc11/t-m68hc11-gas: New file, makefile fragment. 9143 * config/m68hc11/xm-m68hc11.h: New file, target defs. 9144 * config/m68hc11/larith.asm: New file, libgcc routines. 9145 91462000-09-08 Stephane Carrez <Stephane.Carrez@worldnet.fr> 9147 9148 * Makefile.in (DPBIT_FUNCS): Add _usi_to_df. 9149 (FPBIT_FUNCS): Add _usi_to_sf. 9150 * config/fp-bit.c (usi_to_float): New function. 9151 * config/fp-bit.h (L_usi_to_sf, L_usi_to_df): Define. 9152 (usi_to_float): Add appropriate #define. 9153 91542000-09-08 Bernd Schmidt <bernds@redhat.co.uk> 9155 9156 * i386-protos.h (sse_comparison_operator, mmx_reg_operand): Declare 9157 new functions. 9158 * i386.c (sse_comparison_operator, mmx_reg_operand): New functions. 9159 * i386.md (attr "type"): Add sse and mmx types. 9160 (attr "memory"): Handle them without a crash. 9161 (movsi_1, movdi_2): Allow MMX regs. 9162 (movdi splits): Don't split moves involving MMX regs. 9163 (setcc_4): Remove '*' from pattern name so we get a gen_setcc4. 9164 (movv4sf_internal, movv4si_internal, movv8qi_internal, 9165 movv4hi_internal, movv2si_internal, movv8qi, movv4hi, movv2si, 9166 movv4sf, movv4si, pushv4sf, pushv4si, pushv8qi, pushv4hi, pushv2si, 9167 sse_movaps, sse_movups, sse_movmskps, mmx_pmovmskb, mmx_maskmovq, 9168 sse_movntv4sf, sse_movntdi, sse_movhlps, sse_movlhps, sse_movhps, 9169 sse_movlps, sse_loadss, sse_movss, sse_storess, sse_shufps, 9170 addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, mulv4sf3, vmmulv4sf3, 9171 divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2, rsqrtv4sf2, vmrsqrtv4sf2, 9172 sqrtv4sf2, vmsqrtv4sf2, sse_andti3, sse_nandti3, sse_iorti3, 9173 sse_xorti3, maskcmpv4sf3, maskncmpv4sf3, vmmaskcmpv4sf3, 9174 vmmaskncmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps, 9175 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi, 9176 cvttps2pi, cvtsi2ss, cvtss2si, cvttss2si, addv8qi3, addv4hi3, 9177 addv2si3, ssaddv8qi3, ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, 9178 subv4hi3, subv2si3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3, 9179 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd, 9180 mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3, mmx_uavgv8qi3, 9181 mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw, mmx_pshufw, 9182 eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3, gtv2si3, umaxv8qi3, 9183 smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3, ashrv2si3, lshrv4hi3, 9184 lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3, mmx_ashldi3, 9185 mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw, 9186 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd, 9187 mmx_punpckldq, emms, sfence, ldmxcsr, prefetch, stmxcsr, sse_clrti, 9188 mmx_clrdi): New patterns. 9189 91902000-09-08 Richard Earnshaw <rearnsha@arm.com> 9191 9192 * arm.c: Don't include tm.h directly. 9193 9194Fri Sep 8 14:34:56 MET DST 2000 Jan Hubicka <jh@suse.cz> 9195 9196 * recog.c (validate_replace_rtx_1): Fix confusion about equality 9197 testing; simplify subregs of constants and nested subregs. 9198 91992000-09-08 Alexandre Oliva <aoliva@redhat.com> 9200 9201 * config/sh/sh.md (symPLT_label2reg): Use operand3 for PIC reg. 9202 92032000-09-08 Bernd Schmidt <bernds@redhat.co.uk> 9204 9205 * combine.c (combine_simplify_rtx): Try to simplify VEC_SELECT of a 9206 VEC_CONCAT. 9207 * rtl.texi (description of USE): Add note about possible pitfalls 9208 with this rtx. 9209 From Richard Henderson: 9210 * reload1.c (choose_reload_regs): Compute need_mode properly. 9211 92122000-09-07 Richard Henderson <rth@cygnus.com> 9213 9214 * config/ia64/lib1funcs.asm (__divsi3): Use .s1 for frcpa. 9215 (__modsi3, __umodsi3): Likewise. 9216 (__udivsi3): Likewise. Normalize the TFmode values. 9217 92182000-09-07 Geoff Keating <geoffk@cygnus.com> 9219 9220 * config/rs6000/sol-c0.c (_start): Declare `termfunc' parameter 9221 with a prototype. 9222 * config/rs6000/rs6000.h (RS6000_ARG_SIZE): Use cast to suppress 9223 warning. 9224 9225Fri Sep 8 03:26:38 2000 J"orn Rennecke <amylaar@redhat.co.uk> 9226 9227 * sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): Remove. 9228 (cmpeqdi_t): Add output pattern. 9229 (cmpeqdi_t+1): Don't split when not optimizing. 9230 Restore proper splitting operation. 9231 92322000-09-07 Richard Henderson <rth@cygnus.com> 9233 9234 * c-lex.c (process_directive): If not HANDLE_GENERIC_PRAGMAS, 9235 do not call dispatch_pragma. 9236 92372000-09-07 Jim Wilson <wilson@cygnus.com> 9238 9239 * reload.c (push_reload): Use CLASS_CANNOT_CHANGE_MODE_P in addition 9240 to CLASS_CANNOT_CHANGE_MODE. 9241 * config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE_P): True only if the 9242 mode classes are different. 9243 92442000-09-07 Zack Weinberg <zack@wolery.cumb.org> 9245 9246 * cpplib.h (struct cpp_options): Add user_label_prefix member, 9247 left out of commit which removed cppulp.c. 9248 92492000-09-07 Richard Henderson <rth@cygnus.com> 9250 9251 * bb-reorder.c (fixup_reorder_chain): Add jump in new block 9252 after switch for CASE_DROPS_THROUGH. 9253 92542000-09-07 Richard Henderson <rth@cygnus.com> 9255 9256 * loop.c (strength_reduce): Call check_ext_dependant_givs. 9257 Properly extend the biv initial value for the giv. 9258 (record_biv): Zero ext_dependant. 9259 (record_giv): New argument ext_val. Update all callers. 9260 (general_induction_var): Likewise. 9261 (consec_sets_giv): Likewise. 9262 (simplify_giv_expr): Likewise. Fill in ext_val if we find 9263 a sign-extend, zero-extend, or truncate. 9264 (combine_givs_p): Make sure modes are compatible. 9265 (check_ext_dependant_givs): New. 9266 (extend_value_for_giv): New. 9267 * loop.h (struct induction): Add ext_dependant. 9268 * unroll.c (iteration_info): Extend the biv initial value for the giv. 9269 (find_splittable_givs): Likewise. 9270 (final_giv_value): Likewise. 9271 92722000-09-07 Zack Weinberg <zack@wolery.cumb.org> 9273 9274 * c-pragma.h: Define HANDLE_GENERIC_PRAGMAS if 9275 REGISTER_TARGET_PRAGMAS is defined. Duplicate some 9276 definitions from cpplib.h. 9277 * cpplib.h: Don't typedef struct cpp_reader if c-pragma.h has 9278 already done it. 9279 * tm.texi: Document HANDLE_PRAGMA as no longer supported. Add 9280 documentation for REGISTER_TARGET_PRAGMAS. 9281 9282 * c-lex.c: Include cpplib.h before c-pragma.h. Define a 9283 default-pragma callback to implement -Wunknown-pragmas if 9284 USE_CPPLIB. 9285 * c-parse.in: Move all includes to top of file. 9286 * c-pragma.c: Include cpplib.h before c-pragma.h. Include 9287 tm_p.h. 9288 (dispatch_pragma): Put the namespace in the -Wunknown-pragmas 9289 warning. 9290 (init_pragma): If REGISTER_TARGET_PRAGMAS is defined, call it. 9291 9292 * arm.h, arm-protos.h, arm.c, 9293 c4x.h, c4x-protos.h, c4x.c, 9294 h8300.h, h8300-protos.h, h8300.c, 9295 i370.h, i370-protos.h, i370.c, 9296 i960.h, i960-protos.h, i960.c, 9297 sh.h, sh-protos.h, sh.c, 9298 v850.h, v850-protos.h, v850.c: Convert HANDLE_PRAGMA-based 9299 pragmata scheme to use REGISTER_TARGET_PRAGMAS instead. 9300 9301 * d30v.h: Don't mention HANDLE_PRAGMA in comment. Add 9302 multiple include guard. 9303 * i370.md (untyped_call): Use GEN_CALL. 9304 (umodsi3): Remove unused variable. 9305 * sh/elf.h: Don't undef HANDLE_SYSV_PRAGMA. 9306 * v850.c (output_move_single, output_move_double): Constify 9307 return value. 9308 (print_operand): Constify a char *. 9309 * v850.h (struct small_memory_info): Constify name member. 9310 93112000-09-07 Kazu Hirata <kazu@hxi.com> 9312 9313 * config/h8300.h: Fix comment typos. 9314 * config/h8300/h8300.md: Likewise. 9315 * config/h8300/lib1funcs.asm: Likewise. 9316 9317Thu 07-Sep-2000 21:29:00 BST Neil Booth <NeilB@earthling.net> 9318 9319 * Makefile.in: Remove references to cppulp.{c,o}. 9320 * cppinit.c (initialize_builtins, cpp_start_read, 9321 cpp_handle_option): Update to use cpp_options structure. 9322 * cppulp.c: Remove. 9323 93242000-09-07 Joseph S. Myers <jsm28@cam.ac.uk> 9325 9326 * c-common.c (time_char_table): Allow %#b and %#h. 9327 93282000-09-07 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 9329 9330 * reorg.c (find_end_label): If the basic block reorder pass moves the 9331 return insn to some other place try to locate it again and put our 9332 end_of_function_label there. 9333 * reorg.c (relax_delay_slots): Check if find_end_label created a 9334 new label that invalidates the current optimazation. 9335 93362000-09-07 Catherine Moore <clm@redhat.com> 9337 9338 * unroll.c (unroll_loop): Check for unconditional jumps 9339 to loop continuation. Delete if n_iterations is 1. 9340 (ujump_to_loop_cont): New routine. 9341 93422000-09-07 Bernd Schmidt <bernds@redhat.co.uk> 9343 9344 * rtl.c (class_narrowest_mode): Add entries for MODE_VECTOR_INT and 9345 MODE_VECTOR_FLOAT. 9346 * reload.c (regno_clobbered_p): Accept new arg, MODE, and use it 9347 to handle multiword modes correctly. All callers and the declaration 9348 changed. 9349 93502000-09-06 Mark Mitchell <mark@codesourcery.com> 9351 9352 * c-common.h (prep_stmt): Declare. 9353 (lang_expand_stmt): Likewise. 9354 * c-decl.c (lang_expand_stmt): Remove. 9355 * c-semantics.c (lang_expand_stmt): Define. 9356 (prep_stmt): New function. 9357 (expand_stmt): Handle common statement types here. 9358 93592000-09-07 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp>, Alexandre Oliva <aoliva@redhat.com> 9360 9361 * configure.in (sh-*-linux*): Added. 9362 * configure: Rebuilt. 9363 * config/sh/t-linux: New file. 9364 * config/sh/sh.h (USERMODE_BIT): Define. 9365 (TARGET_USERMODE): Likewise. 9366 (TARGET_SWITCHES): New switches for the bits above. 9367 (INITIALIZE_TRAMPOLINE): Call __ic_invalidate in USERMODE. 9368 * config/sh/linux.h: New file. 9369 * config/sh/lib1funcs.asm (GLOBAL): Don't prefix symbols with 9370 underscore on linux. 9371 (L_sdivsi3, L_udivsi3): Define for linux. 9372 (L_ic_invalidate): Define. 9373 * invoke.texi (SH Options): Document -musermode. 9374 93752000-09-07 Alexandre Oliva <aoliva@redhat.com> 9376 9377 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't disable function 9378 CSE unless generating PIC. 9379 9380 * config/sh/sh.md (symPLT_label2reg): Force the initialization of 9381 the PIC register. 9382 93832000-09-06 H.J. Lu (hjl@gnu.org) 9384 9385 * Makefile.in (clean_s1): Depend on stage_b. 9386 (clean_s2): Depend on stage_d. Don't remove $(VOL_FILES) in 9387 stage2. They are used for "make compare". 9388 93892000-09-06 Mark Mitchell <mark@codesourcery.com> 9390 9391 Move statement-tree facilities from C++ to C front-end. 9392 * c-common.h (c_tree_index): Add CTI_VOID_ZERO. 9393 (void_zero_node): New macro. 9394 (struct stmt_tree_s): New type. 9395 (stmt_tree): New typedef. 9396 (struct language_function): New type. 9397 (last_tree): New macro. 9398 (last_expr_type): Likewise. 9399 (walk_tree_fn): New typedef. 9400 (current_stmt_tree): New function. 9401 (begin_stmt_tree): Likewise. 9402 (add_stmt): Likewise. 9403 (finish_stmt_tree): Likewise. 9404 (statement_code_p): Likewise. 9405 (lang_statement_code_p): New variable. 9406 (walk_stmt_tree): New function. 9407 (STMT_IS_FULL_EXPR_P): New macro. 9408 * c-common.c (lang_statement_code_p): New variable. 9409 (c_common_nodes_and_builtins): Initialize void_zero_node. 9410 (statement_code_p): New function. 9411 (walk_stmt_tree): Likewise. 9412 * c-decl.c (language_function): Rename to ... 9413 (c_language_function): ... this. Include language_function. 9414 (push_c_function_context): Adjust accordingly. 9415 (pop_c_function_context): Likewise. 9416 (mark_c_function_context): Likewise. 9417 (current_stmt_tree): Define. 9418 * c-semantics.c (begin_stmt_tree): New function. 9419 (add_stmt): Likewise. 9420 (prune_unused_decls): Likewise. 9421 (finish_stmt_tree): Likewise. 9422 94232000-09-06 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 9424 9425 * flow.c (insn_dead_p): Detect dead memory stores with auto increments. 9426 94272000-09-06 Kazu Hirata <kazu@hxi.com> 9428 9429 * calls.c: Fix formatting. 9430 94312000-09-06 Graham Stott <grahams@cygnus.co.uk> 9432 9433 * config/i386/i386.h (ADDRESS_COST): Fix typo. 9434 94352000-09-06 Zack Weinberg <zack@wolery.cumb.org> 9436 9437 Integrated preprocessor. 9438 9439 * Makefile.in: Remove all references to c-parse.gperf, 9440 c-gperf.h, and c-parse.h. Remove -d from yacc command line 9441 generating c-parse.c. Update dependencies. 9442 * c-parse.gperf, c-gperf.h: Delete. 9443 9444 * c-common.c: Don't define parse_options, cpp_token, yy_cur, 9445 yy_lim, or yy_get_token. Don't define get_directive_line if 9446 USE_CPPLIB. 9447 * c-common.h: Add multiple include guard. Define RID values 9448 for every keyword in C, C++, and Objective-C. Put all the 9449 modifiers first. 9450 (struct c_fileinfo, get_fileinfo, dump_time_statistics): New. 9451 * c-decl.c (c_decode_option): Handle -lang-objc here. 9452 (print_lang_identifier): Handle C_IS_RESERVED_WORD case. 9453 (grokdeclarator): Adjust for new RID scheme. 9454 (extract_interface_info): New stub. 9455 * c-lang.c: Don't declare yy_cur or parse_options. 9456 (lang_init_options): Call cpp_init. Don't call 9457 cpp_options_init. 9458 (lang_init): Don't call check_newline if USE_CPPLIB. 9459 9460 * c-lex.c: Don't include c-parse.h. Do include timevar.h. 9461 Elide lots of unnecessary code if USE_CPPLIB. Delete code 9462 rendered unnecessary by new architecture. Move routines not 9463 shared with C++ to c-parse.in. Maintain a local idea of the 9464 line number. Handle C++ as well as C. 9465 [USE_CPPLIB]: Declare and register callbacks for #ident and 9466 for entering/leaving files. 9467 (init_c_lex, c_lex): Are now the entry points to this file. 9468 (check_newline): Break out directive handling to 9469 process_directive. 9470 (read_ucs, is_extended_char, utf8_extend_token): Moved here 9471 from C++ front end. 9472 (readescape, parse_float): Overhaul. 9473 (lex_number, lex_string, lex_charconst): Break out of c_lex 9474 (n'ee yylex). 9475 (get_fileinfo, update_header_times, dump_one_header, 9476 dump_time_statistics): New and/or moved here from C++. 9477 Support per-file data needed by C++ and per-header timing 9478 statistics (C++ only, at the moment). 9479 * c-lex.h: Update prototypes. Add multiple include guard. 9480 * c-tree.h (struct lang_identifier): Add rid_code field. 9481 (C_IS_RESERVED_WORD, C_RID_CODE): New. 9482 9483 * c-parse.in: Include c-pragma.h. Remove unnecesary calls to 9484 reinit_parse_for_function and/or position_after_white_space. 9485 (save_filename, save_lineno): Look ahead before saving. 9486 (label -> identifier ':'): Save file and line before shifting ':'. 9487 (reservedwords): No need to call get_identifier. 9488 (init_parse, finish_parse, yyerror, yylex, yyprint, 9489 make_pointer_declarator): Are now here for C/ObjC. 9490 (rid_to_yy): Conversion table from RID constants to Yacc codes. 9491 9492 * c-pragma.c: Rewrite parsing logic to fit with cpplib's 9493 #pragma registry. Provide dummy implementation of that 9494 interface if !USE_CPPLIB. 9495 * c-pragma.h: Update to match. 9496 9497 * flags.h: Add multiple include guard. 9498 (flag_detailed_statistics): Moved here from C++. 9499 * toplev.c: Define flag_detailed_statistics. 9500 9501 * gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case 9502 #if USE_CPPLIB. 9503 * timevar.def (TV_CPP, TV_LEX): New. 9504 * timevar.h: Add multiple include guard. 9505 9506 * objc/lang-specs.h: Use %(trad_capable_cpp) for -E|-M|-MM case 9507 #if USE_CPPLIB. 9508 * objc/objc-act.c: Don't mention yy_cur or parse_options. 9509 Initialize cpplib properly. Force lineno to 0 after first 9510 call to check_newline. Don't handle -lang-objc here. 9511 Move forget_protocol_qualifiers and remember_protocol_qualifiers here. 9512 95132000-09-06 David Edelsohn <edelsohn@gnu.org> 9514 9515 * rs6000.md: Correct function unit definitions for cr_logical and 9516 mtjmpr. 9517 (sCOND): Additionally fail for sgt, slt, sge, sle if !TARGET_POWER 9518 and use portable method for >=0 and floating point >=. Remove 9519 associated matchers. 9520 95212000-09-06 Mark Mitchell <mark@codesourcery.com> 9522 9523 * extend.texi: Mark named return value extension as deprecated. 9524 95252000-09-06 Geoff Keating <geoffk@cygnus.com> 9526 9527 * config/rs6000/rs6000.c (rs6000_reverse_condition): Return 9528 the result. 9529 95302000-09-06 Gabriel Dos Reis <gdr@codesourcery.com> 9531 9532 * toplev.c (display_help): Fix thinko in documentation. 9533 9534 * diagnostic.h (output_buffer::indent_skip): New fields. 9535 (output_indentation): New macro. 9536 9537 * diagnostic.c (output_indent): New function. 9538 (output_set_prefix, clear_diagnostic_info): Use. 9539 (output_emit_prefix): Predict future indentation. 9540 95412000-09-06 DJ Delorie <dj@redhat.com> 9542 9543 * Makefile.in (stage_*): add more dependencies to ensure parallel 9544 builds build correctly 9545 95462000-09-06 Manfred Hollstein <manfredh@redhat.com> 9547 9548 * Makefile.in (bootstrap-lean): Depend on bootstrap-lean_g, 9549 not bootstrap-lean_f. 9550 95512000-09-06 Andreas Schwab <schwab@suse.de> 9552 9553 * mklibgcc.in: Emit rule for libgcc-stage-start. 9554 * Makefile.in (stage1-start, stage2-start, stage3-start, 9555 stage4-start): Don't handle libgcc here, use libgcc.mk instead. 9556 95572000-09-06 Bernd Schmidt <bernds@redhat.co.uk> 9558 9559 * local-alloc.c (local_alloc): Ignore CLASS_LIKELY_SPILLED. 9560 (update_equiv_regs): Likewise, except for the mn10200 kludge. 9561 (combine_regs): Likewise. 9562 9563 * Makefile.in (cse.o): Depend on $(BASIC_BLOCK_H). 9564 * cse.c: Include "basic-block.h". 9565 (struct table_elt): New field REGCOST. 9566 (CHEAP_REG): Delete macro. 9567 (COST): Return 0 for REGs. 9568 (approx_reg_cost_1, approx_reg_cost, preferrable): New functions. 9569 (notreg_cost): Return 0 for appropriate SUBREGs. 9570 (COSTS_N_INSNS): Return N * 2. 9571 (rtx_cost): Return 0 for REGs, and use cost of nested rtx for cheap 9572 SUBREGs. 9573 (CHEAPER): Use new function preferrable. 9574 (insert): Initialize REGCOST member. 9575 (find_best_addr): Use approx_reg_cost for estimation of register 9576 usage. 9577 (cse_insn): Likewise. 9578 * loop.c (iv_add_mult_cost): New function. 9579 (add_cost, shift_cost, mult_cost): Delete variables. 9580 (init_loop): Don't initialize add_cost; reduce copy_cost by half. 9581 (strength_reduce): Use iv_add_mult_cost instead of fixed add_cost. 9582 Make code that detects autoinc opportunities slightly less optimistic. 9583 (simplify_giv_expr): If expression contains other reg that is also a 9584 giv, only increment benefit if this is the only use of that reg. 9585 (consec_sets_giv): Take that change into account. 9586 (combine_givs): Slightly more verbose output. 9587 9588 * i386.h (RTX_COSTS): For MULT, return true cost of multiplication, 9589 not the cost of an equivalent shift. 9590 * sh-protos.h (addsubcosts): Declare. 9591 * sh.c (addsubcosts): New function. 9592 * sh.h (CONST_COSTS): If CONST_OK_FOR_I, then return 0. 9593 (RTX_COSTS): Tweak. Use addsubcosts. 9594 (ADDRESS_COST): Return higher cost for reg+reg addressing. 9595 95962000-09-06 Geoff Keating <geoffk@cygnus.com> 9597 9598 * config/rs6000/rs6000.c (validate_condition_mode): New function. 9599 (branch_comparison_operator): Call validate_condition_mode to 9600 abort rather than returning 0. 9601 (branch_positive_comparison_operator): New function. 9602 (scc_comparison_operator): Call validate_condition_mode to abort 9603 rather than returning 0. 9604 (ccr_bit): Call validate_condition_mode. Update for 9605 new branch scheme. 9606 (print_operand): Delete %C modifier. Update %E case 9607 to use EQ bit not SO bit. 9608 (rs6000_reverse_condition): New function. 9609 (rs6000_generate_compare): New function. 9610 (rs6000_emit_sCOND): New function. 9611 (rs6000_emit_cbranch): New function. 9612 (output_cbranch): The length of a long branch insn is 9613 now only 8 bytes. Add validate_condition_mode. Use 9614 rs6000_reverse_condition. Remove cror generation. 9615 9616 * config/rs6000/rs6000.h: Update comments. 9617 (PREDICATE_CODES): Add new predicate. Update codes used 9618 by branch_comparison_operator and scc_comparison_operator. 9619 * config/rs6000/rs6000-protos.h: Add prototypes for 9620 new external functions. 9621 * config/rs6000/rs6000.md: Add new scheduling parameters 9622 for cr_logical instructions. Change length of branch 9623 instructions. 9624 (bCOND patterns): Call rs6000_emit_cbranch. 9625 (sCOND patterns): Call rs6000_emit_sCOND. 9626 (branch patterns): Change lengths to 4. 9627 (cr logical patterns): New. 9628 96292000-09-06 Richard Henderson <rth@cygnus.com> 9630 9631 * config/i386/i386.md (call_pop): Fix test for setting 9632 current_function_uses_pic_offset_table. 9633 (call, call_value_pop, call_value): Likewise. 9634 96352000-09-06 Zack Weinberg <zack@wolery.cumb.org> 9636 9637 * timevar.c (timevar_add): Delete. 9638 (timevar_get): Also count time since the selected timer was 9639 last updated. Do not examine the timevar stack if the 9640 selected timer is standalone. 9641 96422000-09-05 J. David Anglin <dave@hiauly1.hia.nrc.ca> 9643 9644 * gthr-dce.h (__gthread_objc_mutex_deallocate): Free mutex->backend. 9645 96462000-09-05 Jason Merrill <jason@redhat.com> 9647 9648 * c-decl.c (finish_incomplete_decl): Don't call complete_array_type 9649 for 'extern' arrays. 9650 96512000-09-05 Richard Henderson <rth@cygnus.com> 9652 9653 * config/ia64/lib1func.asm (__divtf3): Rebundle for Itanium. 9654 Eliminate final copy from non-trapping case. 9655 (__divdf3, __divsf3): Likewise. 9656 96572000-09-05 Richard Henderson <rth@cygnus.com> 9658 9659 * config/ia64/ia64.md (mulhi3): Fix typo last change. 9660 * config/ia64/lib1func.asm (__divdi3, __udivdi3, __umodsi3): Likewise. 9661 96622000-09-03 Donn Terry <donn@interix.com>, Laurynas Biveinis <lauras@softhome.net> 9663 9664 * Makefile.in: Restructure bootstrap stages to allow clean 9665 restart after failure. 9666 96672000-09-05 Richard Henderson <rth@cygnus.com> 9668 9669 * config/ia64.md (movsi and movdi patterns): Allow moves from 9670 8-bit constants to AR registers. 9671 96722000-09-05 Richard Henderson <rth@cygnus.com> 9673 9674 * config/ia64/ia64.md (mulhi3): New. 9675 96762000-09-05 Richard Henderson <rth@cygnus.com> 9677 9678 * config/ia64/ia64.h (INIT_TARGET_OPTABS): Remove. 9679 * config/ia64/lib1funcs.asm (__divdi3): Update from Intel IA-64 9680 Optimization Guide, minimum latency alternative. 9681 (__moddi3, __udivdi3, __umoddi3): Likewise. 9682 (__divsi3, __modsi3, __udivsi3, __umodsi3): Likewise. 9683 96842000-09-05 Bruce Korb <bkorb@gnu.org> 9685 9686 * fixinc/fixincl.c (load_file): always read header files 9687 with sizes that are a multiple of the page size. 9688 & use libiberty's getpagesize for determining that. 9689 96902000-09-05 Alexandre Oliva <aoliva@redhat.com> 9691 9692 * gcse.c (hash_string_1): Add prototype. 9693 * cse.c (canon_hash_string): Likewise. 9694 96952000-09-04 Craig Newell <CraigN@ieee.org> 9696 9697 * gcc.c: Undefine "__WCHAR_TYPE__" before redefining it. 9698 96992000-09-04 Andreas Schwab <schwab@suse.de> 9700 9701 * Makefile.in (STAGESTUFF): Remove libgcc. 9702 (stage1-start, stage2-start, stage3-start): Copy the contents of 9703 the libgcc directory explicitly. 9704 (mostlyclean): Clean libgcc. 9705 97062000-09-04 Andrew Haley <aph@redhat.com> 9707 9708 * dwarf2out.c: (stack_adjust_offset): New prototype. 9709 9710Wed Jan 1 00:23:59 MET 1997 Jan Hubicka <jh@suse.cz> 9711 9712 * combine.c (make_extraction): Fix rtx_cost comparison to 9713 match the comment. 9714 9715Wed Jan 1 00:17:32 MET 1997 Jan Hubicka <jh@suse.cz> 9716 9717 * i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf, 9718 umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1): 9719 Add '*' to insn pattern name. 9720 97212000-09-04 Jakub Jelinek <jakub@redhat.com> 9722 9723 * cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context, 9724 use posn - 1 to index into tokens array. 9725 (maybe_paste_with_next): Adjust caller. 9726 97272000-09-03 Geoff Keating <geoffk@cygnus.com> 9728 9729 * invoke.texi: Document the -mvxworks option for rs6000 ELF. 9730 9731 * config/rs6000/rs6000.h: Update various comments about XER_REGNO. 9732 (REGNO_REG_CLASS): Use symbolic register 9733 names. 9734 97352000-09-03 Richard Earnshaw <rearnsha@arm.com> 9736 9737 * arm.c (final_prescan_insn): If the form of a jump insn isn't 9738 recognized, don't try to conditionally execute it. 9739 9740Sun Sep 3 13:10:56 2000 Denis Chertykov <denisc@overta.ru> 9741 9742 * config/avr/avr.md ("*tablejump_lib"): New pattern. 9743 (call_value_insn): Right length claculation. 9744 (call_insn): Likewise. 9745 97462000-09-02 Marek Michalkiewicz <marekm@linux.org.pl> 9747 9748 * config/avr/avr-protos.h, config/avr/avr.c (unique_section, 9749 gas_output_limited_string, gas_output_ascii, output_movqi, 9750 output_movhi, out_movqi_r_mr, out_movqi_mr_r, out_movhi_r_mr, 9751 out_movhi_mr_r, out_movsi_r_mr, out_movsi_mr_r, output_movsisf, 9752 out_tstsi, out_tsthi, ret_cond_branch, ashlqi3_out, ashlhi3_out, 9753 ashlsi3_out, ashrqi3_out, ashrhi3_out, ashrsi3_out, lshrqi3_out, 9754 lshrhi3_out, lshrsi3_out, output_reload_inhi, output_reload_insisf, 9755 out_shift_with_cnt, ptrreg_to_str, cond_string, encode_section_info): 9756 Add "const" as needed to remove warnings. 9757 9758 * config/avr/avr.c (avr_override_options, avr_init_once, 9759 function_prologue, function_epilogue, frame_pointer_required_p, 9760 class_likely_spilled_p, order_regs_for_local_alloc, 9761 avr_address_cost, avr_ret_register): Use K&R style arguments. 9762 (initial_elimination_offset, gas_output_limited_string): 9763 Remove ATTRIBUTE_UNUSED from the used arguments. 9764 (output_mov*, out_mov*_r_mr, out_mov*_mr_r, output_reload_insisf): 9765 Use local variables src, dest, base to access operands[]. 9766 Rename reg_dest to reg_src if that's what it is. 9767 (output_movhi, output_movsisf): Optimize loading 8-bit immediate 9768 constants to LD_REGS if reg_was_0. 9769 (output_reload_insisf): Change arg 3 to insn length and set it. 9770 (out_movhi_r_mr, out_movhi_mr_r): Use in/out for more efficient 9771 access to 16-bit I/O register pairs. 9772 (avr_address_cost): Lower cost for the above case. 9773 (out_tsthi): Use "or" (faster) instead of "sbiw" if the operand 9774 may be clobbered, also for LD_REGS. 9775 (adjust_insn_length): Correct insn length for iorhi3 and iorsi3 9776 with a CONST_INT. 9777 9778 * config/avr/avr.h (PTRDIFF_TYPE): Make signed. 9779 9780 * config/avr/avr.md: Change all uses of the TEST_HARD_REG_CLASS 9781 macro to test_hard_reg_class function. 9782 (*movsi, *movsf): Change "cc" attribute from "clobber" to "none" 9783 for loading immediate constants to LD_REGS. 9784 (andsi3, cmphi, cmpsi): Add return statements to avoid warnings. 9785 9786 9787Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <marekm@linux.org.pl> 9788 9789 * config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__ 9790 * config/avr/libgcc.S: Lost part of the previous patch. 9791 97922000-08-31 J. David Anglin <dave@hiauly1.hia.nrc.ca> 9793 9794 * gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t 9795 object before calling pthread_mutex_init. 9796 97972000-09-02 Alexandre Oliva <aoliva@redhat.com> 9798 9799 * config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm, 9800 config/sh/crtn.asm: New files. 9801 * config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set. 9802 (crt1.o, crti.o, crtn.o): New targets. 9803 * configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added 9804 sh/t-elf. 9805 * configure: Rebuilt. 9806 * config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, 9807 STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define. 9808 * config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): 9809 Undefine for config/elfos.h to redefine. 9810 (STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h. 9811 98122000-09-02 Alexandre Oliva <aoliva@redhat.com>, Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp> 9813 9814 * config/sh/sh-protos.h (nonpic_symbol_mentioned_p, 9815 legitimize_pic_address, output_pic_addr_const): Declare. 9816 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register. 9817 (PREFERGOT_BIT, TARGET_PREFERGOT): Likewise. 9818 (TARGET_SWITCHES): New switch -mprefergot. 9819 (OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot. 9820 (PIC_OFFSET_TABLE_REGNUM): Define. 9821 (GOT_SYMBOL_TABLE): Likewise. 9822 (LEGITIMIZE_ADDRESS): Use legitimize_pic_address. 9823 (ENCODE_SECTION_INFO): Define. 9824 (FINALIZE_PIC): New macros. 9825 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro. 9826 (ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const. 9827 * config/sh/sh.c (print_operand_address): Use output_pic_addr_const. 9828 (prepare_move_operands): Call emit_pic_move or 9829 emit_pic_const_move if appropriate. 9830 (output_far_jump): For PIC, use braf and output long offset. 9831 (machine_dependent_reorg): 9832 (sh_expand_prologue): Save and initialize the PIC register. 9833 (sh_expand_epilogue): Restore it. 9834 (initial_elimination_offset): Account for it. 9835 (nonpic_symbol_mentioned_p): New function. 9836 (legitimize_pic_address): Likewise. 9837 (output_pic_addr_const): Likewise. 9838 * config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns. 9839 (call, call_value): Use them. 9840 (GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg, 9841 symPLT_label2reg): New expands. 9842 * invoke.texi (SH Options): Document -mprefergot. 9843 98442000-09-01 Alexandre Oliva <aoliva@redhat.com> 9845 9846 * rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro. 9847 * gcse.c (hash_string_1): New function. 9848 (hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number. 9849 (expr_equiv_p) <ASM_OPERANDS>: Likewise. 9850 * cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS. 9851 (canon_hash_string): New function. 9852 (canon_hash) <ASM_OPERANDS>: Disregard filename and line number. 9853 (exp_equiv_p) <ASM_OPERANDS>: Likewise. 9854 (fold_rtx): Use ASM_OPERANDS accessor macros. 9855 * emit-rtl.c (copy_insn_1): Likewise. 9856 * integrate.c (copy_rtx_and_substitute): Likewise. 9857 * stmt.c (expand_asm_operands): Likewise. Give an 9858 ASM_OPERANDS rtx the mode of the output reg being set from it. 9859 98602000-09-01 Fred Fish <fnf@be.com> 9861 9862 * fix-header.c (write_rbrac): Add putc and getc to list of 9863 functions to protect against prior definition as a macro. 9864 98652000-09-01 Joseph S. Myers <jsm28@cam.ac.uk> 9866 9867 * c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE. 9868 (c_size_type_node): Define. 9869 * c-decl.c (init_decl_processing): Initialize c_size_type_node. 9870 * c-common.c (enum format_lengths, enum format_std_version, 9871 format_length_info, format_type_detail, BADLEN, NOLENGTHS, 9872 format_kind_info, printf_length_specs, scanf_length_specs, T89_I, 9873 T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL, 9874 T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD, 9875 T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI, 9876 TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM, 9877 format_types): Define. 9878 (format_char_info, print_char_table, scan_char_table, 9879 time_char_table): Rearrange for new organization of information 9880 about format length modifiers and standard versions. 9881 (T_ST): Redefine to use c_size_type_node. 9882 (check_format_info): Obtain information about length modifiers and 9883 standard versions from tables. Adjust warning message wordings. 9884 Use the name from the user's program for `ll' and `hh' length 9885 modifiers in warning messages. Use more informative names for 9886 wanted types where available (for wchar_t, wint_t, size_t, signed 9887 size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t). 9888 98892000-09-01 Jim Wilson <wilson@cygnus.com> 9890 9891 * calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN. 9892 * combine.c (distribute_notes): Handle REG_NORETURN. 9893 * rtl.c (reg_note_name): Add REG_NORETURN. 9894 * rtl.h (enum reg_note): Likewise. 9895 9896 * config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from 9897 ia64_file_start. 9898 * config/ia64/ia64.c (emit_safe_across_calls): Likewise. 9899 (rtx_needs_barrier): Handle unspec_volatile 8 and 9. 9900 (emit_predicate_relation_info): Handle conditional calls with 9901 REG_NORETURN. 9902 * config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls 9903 instead of ia64_file_start. 9904 * config/ia64/sysv4.h (ASM_FILE_START): Likewise. 9905 * config/ia64/ia64.md (safe_across_calls_all, 9906 save_across_calls_normal): New patterns. 9907 9908 * loop.c (check_final_value): Check for biv use before checking for 9909 giv use. Check for both biv and giv uses. Always set last_giv_use 9910 if there is a giv use. 9911 99122000-09-01 Richard Henderson <rth@cygnus.com> 9913 9914 * config/ia64/ia64.md (mulsi3): Use grfr_register_operand. 9915 (madddi3): Likewise. 9916 (maddsi3): New. 9917 9918Fri Sep 1 10:59:47 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 9919 9920 * expr.c (clear_storage): Don't use emit_move_insn unless 9921 either BLKmode or proper size. 9922 (store_constructor): Don't call clear_storage if REG of wrong size. 9923 9924 * flow.c (init_propagate_block_info): Don't mark frame dead at end 9925 of function if returns wiht stack pointer depressed. 9926 99272000-09-01 Andrew Haley <aph@redhat.com> 9928 9929 * dwarf2out.c (stack_adjust_offset): New function. 9930 (dwarf2out_stack_adjust): Break out stack adjust logic into 9931 new stack_adjust_offset function. Look inside parallels and 9932 sequences for stack adjustments. 9933 99342000-08-31 Jeff Law <law@cygnus.com> 9935 9936 * arm.md: Use no_new_pseudos to determine when it is safe 9937 to create new pseudo registers. 9938 9939 * arm.c (legitimize_pic_address): Use no_new_pseudos to determine 9940 when we can safely allocate new registers. 9941 99422000-08-31 Geoffrey Keating <geoffk@cygnus.com> 9943 9944 * stmt.c (expand_asm_operands): Twiddle generating_concat_p 9945 so that CONCATs are not generated for ASMs. 9946 * emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when 9947 not generating_concat_p. 9948 * function.c (pop_function_context_from): Reset 9949 generating_concat_p. 9950 (prepare_function_start): Likewise. 9951 * rtl.c (generating_concat_p): Define. 9952 * rtl.h (generating_concat_p): Declare. 9953 * toplev.c (rest_of_compilation): No CONCATs after RTL generation. 9954 99552000-08-22 Philipp Thomas <pthomas@suse.de> 9956 Masanobu Yuhara <yuhara@flab.fujitsu.co.jp> 9957 9958 * gmicro.h (TARGET_SWITCHES): Add descriptions and mark them 9959 for translation. 9960 99612000-08-30 Greg McGary <greg@mcgary.org> 9962 9963 * Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh 9964 * fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC). 9965 * fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE. 9966 99672000-08-30 Greg McGary <greg@mcgary.org> 9968 9969 * tree.h (struct tree_int_cst): Wrap low and high in a sub-struct. 9970 (TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct. 9971 (TREE_INT_CST): New macro. 9972 * varasm.c (const_hash, compare_constant_1, record_constant_1): 9973 Use new macro TREE_INT_CST. 9974 9975Wed 30-Aug-2000 23:18:59 BST Neil Booth <NeilB@earthling.net> 9976 9977 * contrib.texi: Add self. 9978 99792000-08-30 Alexandre Oliva <aoliva@redhat.com> 9980 9981 * config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns. 9982 (cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps 9983 and labels. 9984 99852000-08-30 J. David Anglin <dave@hiauly1.hia.nrc.ca> 9986 9987 * fixinc/gnu-regex.c: Don't define `const'. 9988 9989Tue Aug 29 22:09:59 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 9990 9991 * expr.c (store_constructor): Allow variable bounds of array type. 9992 (expand_expr): Don't blow up if type is ERROR_MARK. 9993 * varasm.c (output_constructor): Don't access lower bound of array 9994 type unless need it if index is supplied (so it can be a variable 9995 if no index is supplied). 9996 Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS. 9997 Other minor cleanups. 9998 99992000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca> 10000 10001 * Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS 10002 for compilations in stage 1 and subsequent stages, respectively. 10003 * configure.in (vax): Add compiler-dependent CFLAGS for stage 1. 10004 * configure: Rebuilt. 10005 * x-vax, x-vax-gcc: Deleted. 10006 100072000-08-29 Zack Weinberg <zack@wolery.cumb.org> 10008 10009 * c-common.c (declare_function_name): Use func_id_node, 10010 function_id_node, and pretty_function_id_node. Do not make 10011 __func__ visible at file scope. 10012 * c-common.h (c_tree_index): Add CTI_FUNCTION_ID, 10013 CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID. 10014 (function_id_node, pretty_function_id_node, func_id_node): New 10015 macros. 10016 * c-decl.c (init_decl_processing): Initialize function_id_node, 10017 pretty_function_id_node, and func_id_node. 10018 (c_make_fname_decl): Correct comment. 10019 10020 * tree.h (struct tree_identifier): Constify pointer member. 10021 10022 * c-decl.c (pushdecl, implicit_decl_warning): Constify a char *. 10023 * c-pragma.h (struct weak_syms): Constify name and value members. 10024 (add_weak): Constify arguments. 10025 10026 * calls.c (special_function_p): Constify a char *. 10027 (expand_call): Remove variable which is initialized and then 10028 never used. 10029 * dependence.c (struct def_use, struct induction, struct subscript): 10030 Constify 'variable' member. 10031 (get_low_bound, have_induction_variable): Constify char * argument. 10032 (find_induction_variable): Add braces to avoid dangling else. 10033 (classify_dependence): Constify char * arrays. 10034 * profile.c (output_func_start_profiler): Constify a char *. 10035 * stor-layout.c (finalize_record_size): Constify a char *. 10036 * tree.c (is_attribute_p): Constify a char *. 10037 * varasm.c (add_weak, remove_from_pending_weak_list): Constify argument. 10038 10039 * varasm.c (make_function_rtl, make_decl_rtl): Rearrange code 10040 for comprehensibility. Do not call get_identifier if we did 10041 not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to 10042 create temporary string constants, not ggc_alloc_string. No 10043 need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const 10044 char * to hold IDENTIFIER_POINTERs. 10045 100462000-08-29 Richard Henderson <rth@cygnus.com> 10047 10048 * config/ia64/ia64.md (muldi3): Use grfr_register_operand 10049 for the inputs. 10050 100512000-08-29 Richard Henderson <rth@cygnus.com> 10052 10053 * reload.c (push_secondary_reload): Allow class == reload_class 10054 if we're using a reload_in/out pattern. 10055 10056 * config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use 10057 the half that does not conflict with the reload register. 10058 (reload_outti): Likewise. 10059 100602000-08-29 Kazu Hirata <kazu@hxi.com> 10061 10062 * reload.c: Fix formatting. 10063 10064 * stmt.c: Fix formatting. 10065 10066 * gcc.c: Fix formatting. 10067 100682000-08-29 Zack Weinberg <zack@wolery.cumb.org> 10069 10070 * flags.h (time_report, mem_report): New global flags. 10071 * toplev.c: Define time_report and mem_report. 10072 (f_options): Add -ftime-report and -fmem-report. 10073 (compile_file): Turn on time_report if quiet_flag is off. 10074 Call ggc_print_statistics at very end if mem_report is on. 10075 * timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag. 10076 10077 * ggc-common.c (ggc_print_statistics): Rename to 10078 ggc_print_common_statistics; all callers changed. Scale 10079 quantities above 10K to kilobytes and above 10M to megabytes. 10080 * ggc-page.c (ggc_page_print_statistics): Rename to 10081 ggc_print_statistics. Report memory consumed by internal data 10082 structures for each allocation bucket. Scale quantities above 10083 10K to kilobytes and above 10M to megabytes. 10084 * ggc-simple.c: Prototype debug_ggc_tree to avoid warning. 10085 Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning. 10086 Define tally_leaves always. 10087 (ggc_print_statistics): New function. 10088 * ggc.h: Adjust for renamed functions. 10089 10090Wed Aug 30 00:11:42 2000 Denis Chertykov <denisc@overta.ru> 10091 10092 * config/avr/avr.md ("*movsf","*movsi"): Pass NULL to 10093 output_movsisf instead of which_alternative. 10094 10095 * config/avr/avr.c (output_reload_inhi): Check for NULL ponter. 10096 10097Tue Aug 29 22:29:58 2000 Denis Chertykov <denisc@overta.ru> & Marek Michalkiewicz <marekm@linux.org.pl> 10098 10099 * config/avr/avr-protos.h: (avr_output_ascii) Removed. 10100 (avr_progmem_p): New prototype. 10101 (output_movsisf): Prototype declaration changed. 10102 (output_movqi): New prototype. 10103 (output_movhi): New prototype. 10104 (call_insn_operand): Likewise. 10105 (final_prescan_insn): Likewise. 10106 (avr_simplify_comparision_p): Likewise. 10107 (avr_normalize_condition): Likewise. 10108 (compare_eq_p): Likewise. 10109 (out_shift_with_cnt): Likewise. 10110 (const_int_pow2_p): Likewise. 10111 (output_reload_inhi): Prototype declaration changed. 10112 10113 * config/avr/avr.c: (debug_hard_reg_set): Prototype declared. 10114 (ldi_reg_rtx): New. rtx for r31. 10115 (avr_init_stack): Initialize as "__stack". 10116 (function_prologue): Use it. 10117 Replace all TARGET_ENHANCED with AVR_ENHANCED. 10118 (avr_mcu_name): Initialize as "avr2". 10119 (avr_enhanced_p, avr_mega_p): New variables. 10120 (mcu_types, avr_override_options): Handle all known MCU types. 10121 Also handle avr1 (only preprocess, assemble and link). 10122 (print_operand): Using of `%K' in output template removed. 10123 (out_movqi_r_mr): Optimized. 10124 (out_movhi_r_mr): Likewise. 10125 (output_movqi): New function. 10126 (output_movhi): Likewise. 10127 (out_movsi_r_mr): Optimized. 10128 (output_movsisf): Compute insn length for `adjust_insn_length' 10129 (out_movqi_mr_r): Optimized. 10130 (out_movhi_mr_r): Optimized. 10131 (adjust_insn_length): Use output_movsisf, output_movqi, 10132 output_movhi for insn length adjusting. 10133 (reg_unused_after): Use dead_or_set_p. 10134 (preferred_reload_class): Now haven't any restriction. 10135 (reg_was_0): New function. 10136 (io_address_p): Likewise. 10137 (const_int_pow2_p): Likewise. 10138 (output_reload_inhi): Likewise. 10139 (output_reload_insisf): Likewise. 10140 10141 * config/avr/avr.h (MULTILIB_DEFAULTS): Define. 10142 (LIB_SPEC): Use -lc for all supported devices. 10143 (LIBGCC_SPEC): Use -lgcc for all supported devices. 10144 (AVR_MEGA): Define as avr_mega_p. 10145 (AVR_ENHANCED): New, define as avr_enhanced_p. 10146 (TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=... 10147 (CPP_SPEC, LINK_SPEC): Handle all known MCU types. 10148 (CRT_BINUTILS_SPECS): Handle all known MCU types. 10149 Rename gcrt1-*.o to make file names unique on 8.3 filesystems. 10150 (EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC. 10151 (ASM_SPEC): Pass -mmcu=... to the assembler. 10152 Change all -DAVR_* to -D__AVR_*__. 10153 (INIT_TARGET_OPTABS), config/avr/libgcc.S: 10154 Rename library functions to start with two underscores. 10155 (ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid 10156 alignment. 10157 (ASM_WEAKEN_LABEL): Declared for __attribute__((weak)). 10158 (SUPPORTS_WEAK): Likewise. 10159 (LDI_REG_REGNO): New. Register r31 will be used as temporary 10160 register for loading constants to r0-r14. 10161 10162 * config/avr/avr.md: Replace all TARGET_ENHANCED with 10163 AVR_ENHANCED. 10164 (*mov_r_sp): Removed. Handled by output_movhi. 10165 (*mov_sp_r): Likewise. 10166 (*mov_sp_r_no_interrupts): Likewise 10167 (*mov_sp_r_tiny): Likewise. 10168 (*movqi): Use output_movqi. 10169 (*reload_inqi): New. 10170 (*movhi): Use output_movhi. 10171 (*reload_inhi): New. 10172 (*negsi2): Optimized. 10173 (*negsf2): Likewise. 10174 Added peepholes (define_peephole2) for loading constants to r0-r14 10175 and for using `cpse' command. 10176 10177 * config/avr/libgcc.S: Rename library functions to start with two 10178 underscores. 10179 Add support for enhanced core. 10180 (_moqhi3): Fix typo, now _modqi3. 10181 (__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word. 10182 (__prologue_saves__): Remove test for stack adjust by 0. 10183 (__tablejump__): New. 10184 10185 * config/avr/t-avr: Build libgcc2 with -mcall-prologues. 10186 Add multilib support. 10187 10188Tue Aug 29 15:17:54 EDT 2000 John Wehle (john@feith.com) 10189 10190 * loop.c (prescan_loop): Don't check unknown_address_altered 10191 when deciding if insert_loop_mem is safe. Add BLKmode MEMs 10192 to loop_store_mems as necessary. 10193 (loop_invariant_p): Don't check unknown_address_altered 10194 or unknown_constant_address_altered. 10195 101962000-08-29 J. David Anglin <dave@hiauly1.hia.nrc.ca> 10197 10198 * vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns. 10199 102002000-08-29 Zack Weinberg <zack@wolery.cumb.org> 10201 10202 * cpperror.c (print_file_and_line): If line is (unsigned int)-1, 10203 print just the filename. 10204 * cpplex.c (_cpp_run_directive): Add additional argument, the 10205 name to give the synthetic buffer. This defaults to 10206 translated "<command line>". 10207 * cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert): 10208 Adjust to match. 10209 (_cpp_define_builtin): New function. 10210 * cppinit.c (initialize_builtins): Use _cpp_define_builtin. 10211 * cpphash.h: Update prototypes. 10212 10213 * tradcpp.c (main): Process -D and -U simultaneously, in the 10214 order they appeared on the command line. 10215 102162000-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 10217 10218 * c-decl.c (define_label): Call warning_with_file_and_line and 10219 error_with_file_and_line instead of plain warning or error. 10220 10221 * c-parse.in (label): Use save_filename/save_lineno to ensure 10222 correct values for calls to define_label. 10223 102242000-08-29 Mark Mitchell <mark@codesourcery.com> 10225 10226 * calls.c (expand_call): Don't create a VAR_DECL just to throw it 10227 away. 10228 * expr.c (expand_expr, case TARGET_EXPR): Don't call 10229 mark_addressable. 10230 * tree.h (get_file_function_name): Remove two duplicate 10231 declarations. 10232 102332000-08-28 Kazu Hirata <kazu@hxi.com> 10234 10235 * tree.c: Fix formatting. 10236 10237 * xcoffout.c: Fix formatting. 10238 102392000-08-28 Jason Merrill <jason@redhat.com> 10240 10241 * dwarf2out.c (attr_checksum): Also ignore DW_AT_producer. 10242 102432000-08-28 Daniel Berlin <dberlin@redhat.com> 10244 10245 * dwarf2out.c (dwarf2out_finish): Don't bother calling 10246 break_out_includes if it won't do anything. 10247 102482000-08-28 Richard Henderson <rth@cygnus.com> 10249 10250 * reload.c (push_secondary_reload): Revert 2000-08-16 change. 10251 (find_reloads): Likewise. 10252 * config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change. 10253 (reload_inhi): Likewise. 10254 102552000-08-28 Richard Henderson <rth@cygnus.com> 10256 10257 * config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined. 10258 (call_insn_operand): Don't expect a surrounding mem. 10259 (constant_call_address_operand): Likewise. 10260 * config/i386/i386.h (PREDICATE_CODES): Update. 10261 * config/i386/i386.md (call patterns): Move the match_operand 10262 for the call destination inside the mem. 10263 102642000-08-28 Richard Henderson <rth@cygnus.com> 10265 10266 * local-alloc.c (requires_inout): Don't use reserved range for 10267 EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER. 10268 * recog.c (asm_operand_ok): Likewise. 10269 (preprocess_constraints, constrain_operands): Likewise. 10270 * regclass.c (record_reg_classes): Likewise. 10271 * reload.c (find_reloads): Likewise. 10272 * reload1.c (maybe_fix_stack_asms): Likewise. 10273 (reload_cse_simplify_operands): Likewise. 10274 * stmt.c (expand_asm_operands): Likewise. 10275 10276 * md.texi: Update constraints documentation. 10277 * tm.texi (EXTRA_CONSTRAINT): Update. 10278 102792000-08-28 Daniel Berlin <dberlin@redhat.com> 10280 10281 * dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__". 10282 (print_die): If we don't know the offset of the 10283 target die, try the symbol. Add a trailing newline. 10284 (reverse_all_dies): New fn. 10285 (dwarf2out_finish): Call it. 10286 (break_out_includes): Reorganize for clarity. 10287 (add_sibling_attributes): Don't call reverse_die_lists. 10288 (output_comp_unit): Rename from output_comdat_comp_unit. Use for 10289 primary CU, too. 10290 * flags.h: Add flag_eliminate_dwarf2_dups. 10291 * toplev.c (f_options): Support -feliminate-dwarf2-dups. 10292 102932000-08-28 Jason Merrill <jason@redhat.com> 10294 10295 * dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags. 10296 * dwarf2out.c: #include "md5.h". 10297 (DIE_LABEL_PREFIX): New macro. 10298 (dw_val_struct): Add 'external' flag to val_die_ref. 10299 (add_AT_die_ref, AT_ref): Adjust. 10300 (AT_ref_external, set_AT_ref_external): New fns. 10301 (build_abbrev_table): Call set_AT_ref_external. 10302 (value_format): Call AT_ref_external. 10303 (die_struct): Add die_symbol field. 10304 (new_die): Clear it. 10305 (dwarf_tag_name): Handle BINCL/EINCL. 10306 (dwarf2out_start_source_file): Add BINCL DIE. 10307 (dwarf2out_end_source_file): Add EINCL DIE. 10308 (push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns. 10309 (loc_checksum, attr_checksum, die_checksum): New fns. 10310 (is_type_die, is_comdat_die, is_symbol_die): New fns. 10311 (compute_section_prefix, assign_symbol_names): New fns. 10312 (gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns. 10313 (output_die): Call output_die_symbol and AT_ref_external. 10314 (output_comdat_comp_unit): New fn, split out from... 10315 (dwarf2out_finish): ...here. Also call add_sibling_attributes for 10316 secondary CUs. 10317 (output_pubnames, output_aranges): Abort if we see entries from 10318 secondary CUs. 10319 * toplev.h: Declare file_name_nondirectory. 10320 * toplev.c (file_name_nondirectory): New fn, moved from C++ frontend. 10321 (rest_of_type_compilation): Call dwarf2out_decl if at toplevel. 10322 (debug_start_source_file): Call dwarf2out_start_source_file 10323 regardless of debug verbosity. 10324 (debug_end_source_file): Similarly. 10325 * tree.h: Declare clean_symbol_name. 10326 * tree.c (clean_symbol_name): Split out from... 10327 (get_file_function_name_long): ...here. 10328 10329 * dwarf2out.c (new_loc_descr): Use calloc. 10330 (splice_child_die): Remove the die from the right parent. 10331 (gen_struct_or_union_die): Don't add AT_name to a specification DIE. 10332 10333Mon Aug 28 19:02:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 10334 10335 * toplev.c (decode_g_option): Don't give warning for unknown -g 10336 option; return 0 instead. 10337 (main): If -g option is not recognized by front end or 10338 language-independent code, give warning. 10339 103402000-08-28 Greg McGary <greg@mcgary.org> 10341 10342 * config/i386/i386-protos.h (ix86_expand_compare): Add extern decl. 10343 * config/i386/i386.c (ix86_expand_compare): Remove `static'. 10344 * config/i386/i386.md (trap, conditional_trap): New insn & expand. 10345 103462000-08-27 Greg McGary <greg@mcgary.org> 10347 10348 * cpplex.c (parse_string): Don't look for backslash 10349 before first char in `namebuf'. 10350 * loop.c (strength_reduce): Skip NOTEs. 10351 103522000-08-27 Jason Merrill <jason@redhat.com> 10353 10354 * c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear 10355 DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or 10356 TREE_ASM_WRITTEN, either. 10357 (finish_decl): Adjust. 10358 103592000-08-28 Philipp Thomas <pthomas@suse.de> 10360 10361 * ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as 10362 they have been incorporated into the gettext CVS. Change the text to 10363 reflect the current status of NLS. Add instructions for accessing 10364 the gettext CVS and add the patch from Martin v. Loewis. 10365 103662000-08-27 Geoff Keating <geoffk@cygnus.com> 10367 10368 * config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe 10369 by using gen_lowpart_common. 10370 (movdi_internal64+6): Likewise. 10371 103722000-08-26 Alexandre Oliva <aoliva@redhat.com> 10373 10374 * tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION): 10375 Document. 10376 10377 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register 10378 numbers to the ranges used by GDB. 10379 103802000-08-25 Richard Henderson <rth@cygnus.com> 10381 10382 * config/ia64/ia64.h (struct machine_function): Add n_varargs. 10383 * config/ia64/ia64.c (ia64_compute_frame_size): Use it. 10384 (ia64_expand_prologue): Likewise. 10385 (ia64_setup_incoming_varargs): Set it. Properly skip the current 10386 argument for stdargs. 10387 103882000-08-25 Jason Merrill <jason@redhat.com> 10389 10390 * integrate.c (expand_inline_function): Pull out the original decl. 10391 103922000-08-25 Jim Wilson <wilson@cygnus.com> 10393 10394 * cse.c (cse_insn): Don't pass label subtraction to force_const_mem. 10395 10396 * function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl. 10397 103982000-08-25 Greg McGary <greg@mcgary.org> 10399 10400 * flow.c (dump_edge_info): Use ARRAY_SIZE. 10401 * config/alpha/alpha.c (alpha_expand_block_move): Likewise. 10402 104032000-08-25 Richard Earnshaw <rearnsha@arm.com> 10404 10405 * arm.h (STRUCT_VALUE): Define to 0, not NULL. 10406 10407Fri Aug 25 12:52:49 EDT 2000 John Wehle (john@feith.com) 10408 10409 * i386.c (ix86_find_base_term): New. 10410 * i386-protos.h (ix86_find_base_term): Prototype. 10411 * i386.h (FIND_BASE_TERM): Define. 10412 * alias.c (find_base_term): Use it. 10413 * tm.texi (FIND_BASE_TERM): Document it. 10414 10415 * alias.c (true_dependence, write_dependence_p): Unchanging 10416 memory can't conflict with non-unchanging memory. 10417 10418 * alias.c (memrefs_conflict_p): A BLKmode reference 10419 to a symbol (or CONST_INT address) always conflicts 10420 with a reference to another symbol. 10421 104222000-08-25 Joseph S. Myers <jsm28@cam.ac.uk> 10423 10424 * c-common.c (time_char_table): Don't allow width and flags with 10425 "z" format. 10426 104272000-08-25 Jakub Jelinek <jakub@redhat.com> 10428 10429 * config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same 10430 way as LT and LTU when the second operand has 0 in low word. 10431 104322000-08-26 Michael Hayes <mhayes@cygnus.com> 10433 10434 * basic-block.h (struct loop): Rename `exits' field to 10435 `exit_edges'. Add `entry_edges' and `num_entries' fields. 10436 10437 * flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find. 10438 (flow_loop_entry_edges_find): Add. 10439 (flow_edge_list_print): Rename from flow_exits_print. 10440 (flow_loops_find): Call flow_loop_entry_edges_find. 10441 (flow_loop_dump): Dump entry_edges list. 10442 (flow_loops_free): Free entry_edges. 10443 104442000-08-26 Michael Hayes <mhayes@cygnus.com> 10445 10446 * loop.c (loop_dump_aux, debug_loop): New functions. 10447 (LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros. 10448 10449 * flow.c (flow_loops_dump): Add callback parameter. 10450 (flow_loop_dump): Add callback parameter and call it. Move 10451 loop note debugging code to loop_dump_aux. 10452 10453 * basic-block.h (flow_loop_dump): Add callback parameter 10454 (flow_loops_dump): Likewise. 10455 10456 * toplev.c (rest_of_compilation): Add NULL callback function pointer 10457 to call to flow_loops_dump. 10458 104592000-08-26 Michael Hayes <mhayes@cygnus.com> 10460 10461 * loop.c (count_loop_regs_set): Replace start and end arguments 10462 with loop argument. All callers udated. 10463 104642000-08-26 Michael Hayes <mhayes@cygnus.com> 10465 10466 * loop.c (constant_high_bytes): Delete. 10467 104682000-08-26 Michael Hayes <mhayes@cygnus.com> 10469 10470 * loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT 10471 and NOTE_INSN_LOOP_VTOP to... 10472 (find_and_verify_loops) ...here. 10473 10474Fri Aug 25 04:21:13 2000 Alexandre Oliva <aoliva@redhat.com> 10475 10476 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default. 10477 (fini_dummy, init_dummy): Use it. 10478 10479Fri 25-Aug-2000 08:03:27 BST Neil Booth <NeilB@earthling.net> 10480 10481 * cpplex.c (is_macro_disabled): Caller has already checked 10482 that we're not a preprocessed file. 10483 104842000-08-24 Mark Mitchell <mark@codesourcery.com> 10485 10486 * Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o. 10487 (c-iterate.o): Remove target. 10488 * gcc/c-common.h (enum rid): Remove RID_ITERATOR. 10489 * gcc/c-decl.c (init_decl_processing): Remove call to init_iterators. 10490 (finish_decl): Don't handle iterators. 10491 (grokdeclarator): Likewise. 10492 * gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords. 10493 * gcc/c-gperf.h: Regenerated. 10494 * gcc/c-iterate.c: Removed. 10495 * gcc/c-lex.c (init_lex): Don't handle iterators. 10496 * gcc/c-parse.in (primary): Remove pop_iterator_stack call. 10497 (compstmt_primary_start): Remove push_iterator_stack call. 10498 (stmt): Don't allow iterator statements. Replace iterator_expand 10499 with expand_expr_stmt. 10500 (all_iter_stmt): Remove. 10501 (all_iter_stmt_simple): Likewise. 10502 (all_iter_stmt_with_decl): Likewise. 10503 * gcc/c-tree.h (ITERATOR_P): Remove. 10504 (ITERATOR_BOUND_P): Likewise. 10505 (init_iterators): Remove declaration. 10506 (iterator_expand): Likewise. 10507 (iterator_for_loop_start): Likewise. 10508 (iterator_for_loop_end): Likewise. 10509 (iterator_for_loop_record): Likewise. 10510 (push_iterator_stack): Likewise. 10511 (pop_iterator_stack): Likewise. 10512 * gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P. 10513 (readonly_warning): Likewise. 10514 * gcc/tree.h (ITERATOR_BOUND_P): Don't mention it. 10515 105162000-08-24 Jim Wilson <wilson@cygnus.com> 10517 10518 * c-common.c (decl_attributes, case A_ALIGN): Revert last change. 10519 Copy type in a TYPE_DECL, just like pushdecl does. 10520 105212000-08-24 Richard Henderson <rth@cygnus.com> 10522 10523 * toplev.c (main): Enable flag_reorder_blocks at -O2. 10524 105252000-08-24 Zack Weinberg <zack@wolery.cumb.org> 10526 10527 * ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're 10528 asked for one page, allocate GGC_QUIRE_SIZE of them and put 10529 the extras on the free list. 10530 (release_pages): Clean up. 10531 (ggc_set_mark): Don't adjust G.allocated here... 10532 (sweep_pages): ... do it here. 10533 105342000-08-24 Zack Weinberg <zack@wolery.cumb.org> 10535 10536 * cppfiles.c (read_include_file): Rearrange initializations. 10537 105382000-08-24 Richard Henderson <rth@cygnus.com> 10539 10540 * stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X. 10541 10542 * config/ia64/ia64-protos.h: Update. 10543 * config/ia64/ia64.c (gr_register_operand): New. 10544 (fr_register_operand, grfr_register_operand): New. 10545 (gr_nonimmediate_operand, grfr_nonimmediate_operand): New. 10546 (grfr_reg_or_8bit_operand): New. 10547 (gr_reg_or_0_operand): Rename from reg_or_0_operand and 10548 use gr_register_operand. 10549 (gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise. 10550 (gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise. 10551 (gr_reg_or_8bit_and_adjusted_operand): Likewise. 10552 (gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise. 10553 (fr_reg_or_fp01_operand): Likewise. 10554 (not_postinc_memory_operand): New. 10555 (ia64_split_timode): Remove unused variables. 10556 (rtx_needs_barrier): Check arguments to cmpxchg. 10557 (builtin_description): Remove. 10558 (bdesc_2argsi, bdesc_2argdi): Remove. 10559 (ia64_init_builtins): Declare all builtins directly. 10560 (ia64_expand_fetch_and_op): Rewrite to be called from 10561 ia64_expand_builtin directly. Use expand_binop and co. 10562 (ia64_expand_op_and_fetch): Likewise. 10563 (ia64_expand_compare_and_swap): Likewise. 10564 (ia64_expand_binop_builtin): Remove. 10565 (ia64_expand_lock_test_and_set): New. 10566 (ia64_expand_lock_release): New. 10567 (ia64_expand_builtin): Use them. 10568 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New. 10569 (EXTRA_CONSTRAINT): Use it. 10570 (PREDICATE_CODES): Update. 10571 * config/ia64/ia64.md (*): Use gr_register_operand and co. 10572 (mf): Indicate that we set memory as well as use it. 10573 (fetchadd_acq_si): Show memory being modified as well. 10574 (fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise. 10575 (val_compare_and_swap_si, val_compare_and_swap_di): Remove. 10576 (lock_test_and_set_si, lock_test_and_set_di): Remove. 10577 (fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove. 10578 (fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove. 10579 (fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove. 10580 (fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove. 10581 (add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove. 10582 (and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove. 10583 (add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove. 10584 (and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove. 10585 * config/ia64/ia64intrin.h (*): Cast result to the appropriate 10586 return type. Pretty print definitions. 10587 105882000-08-24 Jim Wilson <wilson@cygnus.com> 10589 10590 * config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if 10591 we have a SYMBOL_REF with SYMBOL_REF_FLAG set. 10592 105932000-08-24 Jason Merrill <jason@redhat.com> 10594 10595 * dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, 10596 AT_loc, AT_addr, AT_lbl): Abort on unsuitable input. 10597 (get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag, 10598 get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails. 10599 106002000-08-24 Greg McGary <greg@mcgary.org> 10601 10602 * optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab, 10603 and extendtab within their proper array boundaries. 10604 * emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds 10605 for the entire array. 10606 10607 * config/arm/arm.c (arm_override_options): Use ARRAY_SIZE. 10608 * config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise. 10609 * config/avr/avr.c (order_regs_for_local_alloc): Likewise. 10610 * config/fr30/fr30.c (fr30_print_operand): Likewise. 10611 * config/i386/dgux.c (output_options): Likewise. 10612 * config/i386/dgux.h (ASM_FILE_START): Likewise. 10613 * config/m88k/m88k.c (output_options): Likewise. 10614 * config/m88k/m88k.h (ASM_FILE_START): Likewise. 10615 * config/mcore/mcore.c (mcore_output_inline_const_forced, 10616 layout_mcore_frame, handle_structs_in_regs): Likewise. 10617 * config/mips/mips.c (output_block_move): Likewise. 10618 * config/rs6000/rs6000.c (rs6000_override_options, 10619 rs6000_file_start): Likewise. 10620 * config/sparc/sparc.c (sparc_add_gc_roots): Likewise. 10621 * fixinc/fixfixes.c (FIX_TABLE_CT): Likewise. 10622 * fixinc/fixtests.c (TEST_TABLE_CT): Likewise. 10623 * builtins.c (expand_builtin_setjmp): Likewise. 10624 * expr.c (safe_from_p): Likewise. 10625 * flow.c (life_analysis): Likewise. 10626 * fold-const.c (size_int_type_wide): Likewise. 10627 * gcc.c (translate_options, init_spec, set_spec, main): Likewise. 10628 * genattrtab.c (make_length_attrs): Likewise. 10629 * genopinit.c (gen_insn): Likewise. 10630 * genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise. 10631 * global.c (global_alloc): Likewise. 10632 * local-alloc.c (find_free_reg): Likewise. 10633 * mips-tdump.c (print_symbol): Likewise. 10634 * mips-tfile.c (parse_def, parse_input): Likewise. 10635 * reload1.c (NUM_ELIMINABLE_REGS): Likewise. 10636 * stmt.c (expand_nl_goto_receiver): Likewise. 10637 * stor-layout.c (set_sizetype): Likewise. 10638 * varasm.c (decode_reg_name): Likewise. 10639 * toplev.c (decode_f_option, decode_W_option, 10640 set_target_switch, print_switch_values): Likewise. 10641 (NUM_ELEM): Remove macro. 10642 (display_help, main): s/NUM_ELEM/ARRAY_SIZE/ 10643 106442000-08-24 Greg McGary <greg@mcgary.org> 10645 10646 * tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'. 10647 (MAIN_NAME_P, main_identifier_node): New macros. 10648 * c-common.c (c_common_nodes_and_builtins): Init main_identifier_node. 10649 * c-decl.c (start_decl, grokdeclarator, start_function, 10650 store_parm_decls, finish_function): Use MAIN_NAME_P. 10651 * config/avr/avr.c (function_prologue, function_epilogue): Likewise. 10652 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise. 10653 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise. 10654 * config/pdp11/pdp11.c (output_function_prologue): Likewise. 10655 106562000-08-24 Greg McGary <greg@mcgary.org> 10657 10658 * cppfiles.c (actual_directory): Don't write beyond `dir' 10659 when it contains "". 10660 * real.c (asctoeg): Stay within bounds of etens[][]. 10661 106622000-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 10663 10664 * dependence.c (dependence_string, direction_string, 10665 dump_one_node, dump_node_dependence): Hide unused identifiers. 10666 (get_low_bound, normalize_coefficients): Match definition to 10667 static prototype. 10668 (get_one_coefficient): Initialize variables `value0_is_idx' and 10669 `value1_is_idx'. 10670 (ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED. 10671 (ziv_test): Delete variable `idx', use parameter `sub' instead. 10672 (direction_merge): Avoid automatic aggregate initialization. 10673 (have_dependence_p): Use `src' not `dest' to set `src_idx'. 10674 Initialize variables `dest_idx' and `src_idx'. 10675 (end_dependence_analysis): Avoid C89 style function definition. 10676 106772000-08-24 Joseph S. Myers <jsm28@cam.ac.uk> 10678 10679 * c-common.c (time_char_table): Don't allow width with %F. 10680 (check_format_info): Don't allow "Z" length with scanf. 10681 106822000-08-24 Gabriel Dos Reis <gdr@codesourcery.com> 10683 10684 * diagnostic.c (finish_diagnostic): Define. 10685 (output_do_printf): Use wrap_text instead of output_add_string. 10686 (default_print_error_function): Avoid embedded '\n'. 10687 10688 * diagnostic.h (flush_diagnostic_buffer): Declare. 10689 106902000-08-23 Alexandre Oliva <aoliva@redhat.com> 10691 10692 * dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'. 10693 106942000-08-23 Hans-Peter Nilsson <hp@axis.com> 10695 10696 * Makefile.in (GCC_PASSES): Add specs. 10697 106982000-08-23 Jim Wilson <wilson@cygnus.com> 10699 10700 * frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New. 10701 * config/ia64/frame-ia64.c (__get_personality): Return zero if neither 10702 EHANDLER nor UHANDLER bit is set. 10703 (__get_except_table): Likewise. 10704 107052000-08-23 Nick Clifton <nickc@redhat.com> 10706 10707 * config/arm/lib1funcs.asm: Replace upper case condition codes 10708 with lower case versions. 10709 10710 * config/arm/arm.h (STRUCT_VALUE): Define. 10711 (STRUCT_VALUE_REGNUM): Delete. 10712 107132000-08-23 Zack Weinberg <zack@wolery.cumb.org> 10714 10715 * cpphash.h (IN_I): New flag for directive table. 10716 * cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and 10717 #pragma with IN_I. 10718 (_cpp_check_directive): If -fpreprocessed, execute directives 10719 marked with IN_I. Issue no warnings in this case. 10720 * cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed. 10721 107222000-08-23 Joseph S. Myers <jsm28@cam.ac.uk> 10723 10724 * c-common.c (print_char_table): Allow 'I' flag with %d, %i and 10725 %u. 10726 (check_format_info): Support printf 'I' flag; warn about it with 10727 -pedantic. 10728 107292000-08-23 Richard Earnshaw (rearnsha@arm.com) 10730 10731 * arm.c (arm_expand_prologue): Ensure that the stack-adjustment 10732 barrier can't be ignored by the alias analysis code. 10733 107342000-08-12 Eli Zaretskii <eliz@is.elta.co.il> 10735 10736 * fixinc/inclhack.def (sysv68_string): Fix the Sed script so it 10737 works inside fixincl. 10738 10739Wed Aug 23 04:55:48 2000 Alexandre Oliva <aoliva@redhat.com> 10740 10741 * simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to 10742 simplify_relational_operation() unless both operands are of 10743 VOIDmode. 10744 * cse.c (fold_rtx): Likewise. 10745 10746Tue Aug 22 23:53:27 EDT 2000 John Wehle (john@feith.com) 10747 10748 * rtlanal.c (rtx_unstable_p): The pic register is stable 10749 (within one function) and the actual rtx should be used 10750 when checking the registers. 10751 (rtx_addr_can_trap_p): Pic memory addresses can't trap. 10752 10753 * alias.c (true_dependence, write_dependence_p): Fix 10754 bug in previous patch. 10755 10756 * i386.c (ix86_GOT_alias_set): New. 10757 (legitimize_pic_address): Use it. 10758 10759 * rtlanal.c (rtx_unstable_p): An unchanging MEM is 10760 only stable if its address is stable. 10761 (rtx_varies_p): An unchanging MEM can't vary if 10762 its address doesn't vary. 10763 107642000-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 10765 10766 * c-parse.in (unop +): Restrict -Wtraditional warnings to user code. 10767 107682000-08-22 J. David Anglin <dave@hiauly1.hia.nrc.ca> 10769 10770 * vax.h (ASM_SPEC): Pass `-J' to assembler. 10771 * x-vax-gcc: New file for bootstrapping with gcc. 10772 * x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'. 10773 * configure.in: Use x-vax-gcc with gcc. 10774 * configure: Rebuilt. 10775 10776Tue Aug 22 21:21:05 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 10777 10778 * toplev.c (rest_of_compilation): Rebuild label notes after 10779 post-reload splitting pass if new labels have been created. 10780 107812000-08-22 Gabriel Dos Reis <gdr@codesourcery.com> 10782 10783 * diagnostic.h (output_buffer_state): New macro. 10784 * diagnostic.c (diagnostic_for_decl, sorry, 10785 default_print_error_function, output_do_verbatim, 10786 report_diagnostic, report_problematic_module): Use it. 10787 (wrap_text): Tweak. 10788 (output_format): Use wrap_text instead of maybe_wrap_text. 10789 107902000-08-22 Nick Clifton <nickc@redhat.com> 10791 10792 * config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro. 10793 Common code for ARM divide and modulus functions. 10794 (THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of 10795 ARM_DIV_MOD_BODY. 10796 (FUNC_END): New macro: Common code at the end of the division and 10797 modulo functions. 10798 (THUMB_FUNCTION_START): New macro: Common code at the start of 10799 Thumb functions. 10800 (__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros. 10801 10802Tue Aug 22 20:34:52 2000 Kaz Kojima <kkojima@rr.iij4u.or.jp> 10803 10804 * config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing. 10805 10806 * config/sh/sh.c (prepare_scc_operands): Apply force_reg to 10807 sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't 10808 const0_rtx. 10809 108102000-08-22 Nick Clifton <nickc@redhat.com> 10811 10812 * config/arm/lib1funcs.asm (__umodsi3): Before performing any 10813 restorative additions, test for bottom bits of IP being set, 10814 rather than relying upon the RORs not matching. 10815 (__modsi3): Ditto. 10816 108172000-08-22 David Edelsohn <edelsohn@gnu.org> 10818 10819 * aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or 10820 text_section() as appropriate instead of emitting text csect 10821 pseudo-op directly. 10822 (TEXT_SECTION_ASM_OP): Only require default 32-bit alignment. 10823 (UNIQUE_SECTION): Define macro. 10824 (ASM_OUTPUT_SECTION_NAME): Define macro. 10825 * rs6000.c (rs6000_override_options): Disable -ffunction-sections 10826 on AIX if debugging and -fdata-sections always. 10827 108282000-08-22 Steven King <sxking@uswest.net> 10829 10830 * config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double 10831 machinery. 10832 (LDBL_MAX): Same here. 10833 108342000-08-22 Richard Henderson <rth@cygnus.com> 10835 10836 * flow.c (tidy_fallthru_edge): Update b->end properly. 10837 108382000-08-22 Stan Cox <scox@redhat.com> 10839 10840 * Makefile.in (OBJS): Add dependence.o. 10841 * dependence.c: New file. 10842 108432000-08-22 Alexandre Oliva <aoliva@redhat.com>, John David Anglin <dave.anglin@nrc.ca> 10844 10845 * calls.c (check_sibcall_argument_overlap_1): Adjust for 10846 ARGS_GROW_DOWNWARD. 10847 (check_sibcall_argument_overlap): Likewise. 10848 108492000-08-22 Alexandre Oliva <aoliva@redhat.com> 10850 10851 * invoke.texi (SH Options): Document -m4-nofpu, 10852 -m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd, 10853 -mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace. 10854 108552000-08-22 Joseph S. Myers <jsm28@cam.ac.uk> 10856 10857 * c-common.c (check_format_info): Give the 'some locales' warning 10858 for strftime %Ey rather than the unconditional 'only last 2 digits 10859 of year' one. 10860 108612000-08-22 Richard Henderson <rth@cygnus.com> 10862 10863 * alias.c (init_alias_analysis): Do not register 10864 struct_value_incoming_rtx or static_chain_rtx as pointing 10865 to stack memory. 10866 10867Tue Aug 22 01:44:43 2000 Jeffrey A Law (law@cygnus.com) 10868 10869 * protoize.c (munge_compile_params): Fix typo and formatting buglets. 10870 108712000-08-22 Gabriel Dos Reis <gdr@codesourcery.com> 10872 10873 * diagnostic.h (report_problematic_module): Declare. 10874 * diagnostic.c (report_problematic_module): New function. 10875 (report_error_function): Tweak. 10876 10877Tue Aug 22 02:31:26 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 10878 10879 * stmt.c (expand_goto_internal, fixup_gotos): Only check 10880 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE. 10881 108822000-08-21 Richard Henderson <rth@cygnus.com> 10883 10884 * flow.c (calculate_global_regs_live): Mark frame pointer live 10885 everywhere before reload. 10886 108872000-08-21 Jim Wilson <wilson@cygnus.com> 10888 10889 * real.c (ereal_from_int, ereal_from_uint, significand_size): Handle 10890 INTEL_EXTENDED_IEEE_FORMAT. 10891 (toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally 10892 clear last two bytes of output FP value. 10893 108942000-08-21 Graham Stott <grahams@cygnus.co.uk> 10895 10896 * config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL. 10897 108982000-08-21 Jakub Jelinek <jakub@redhat.com> 10899 10900 * unroll.c (loop_find_equiv_value): If ret is modified between 10901 insn and loop_start, ret might not be equivalent to reg. 10902 109032000-08-21 Joseph S. Myers <jsm28@cam.ac.uk> 10904 10905 * c-common.c (init_dollar_format_checking, 10906 maybe_read_dollar_number, finish_dollar_format_checking): New 10907 functions. 10908 (dollar_arguments_used, dollar_arguments_count, 10909 dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned): 10910 New variables. 10911 (check_format_info): Support $ formats for scanf and printf width 10912 and precision. Always increment format_chars to advance past the 10913 '*' of precision, not just when the format parameters are 10914 available to check. 10915 109162000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 10917 10918 * mips.c (block_move_loop, expand_block_move, 10919 function_arg_partial_nregs, save_restore_insns, function_prologue, 10920 mips_expand_prologue, RA_MASK): Avoid using the `U' integer 10921 constant suffix. 10922 (function_arg_advance, function_arg): Match argument to format 10923 specifier `%p'. 10924 109252000-08-21 Nix <nix@esperi.demon.co.uk> 10926 10927 * gcc.c (do_spec_1): Implement %j spec flag. 10928 Remove dead comment. 10929 10930 * gcc.texi (The Configuration File): Document HOST_BIT_BUCKET. 10931 * system.h (HOST_BIT_BUCKET): Default to "/dev/null". 10932 * config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL". 10933 * config/i386/xm-os2.h, config/winnt/winnt.h: Likewise. 10934 10935 * protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if 10936 writable) instead of hardcoded value. 10937 10938 * toplev.c (compile_file): Output to a file even if -fsyntax-only. 10939 10940 * gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill 10941 MKTEMP_EACH_FILE. 10942 10943 * gcc.c (cc1_options): Do not process -o or run the assembler if 10944 -fsyntax-only. 10945 * objc/lang-spec.h: Likewise. 10946 109472000-08-21 Eli Zaretskii <eliz@is.elta.co.il> 10948 10949 * fixinc/fixincl.c (fix_with_system): Pipe the output of 10950 "external" fixes through `cat', to avoid truncating the input 10951 file by redirection. 10952 109532000-08-21 Jakub Jelinek <jakub@redhat.com> 10954 10955 * config/i386/i386.md (lea_general_1): Copy insn condition to split 10956 condition. 10957 (lea_general_2, lea_general_3): Likewise. 10958 109592000-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 10960 10961 * c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional 10962 warnings to user code. 10963 10964 * c-lex.c (readescape, yylex): Likewise. 10965 10966 * c-typeck.c (store_init_value, process_init_element): Likewise 10967 (c_expand_start_case): Format. 10968 109692000-08-18 Maciej W. Rozycki <macro@ds2.pg.gda.pl> 10970 10971 * mips/linux.h (LINK_SPEC): Use %(endian_spec). 10972 10973 * mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC 10974 and linker_endian_spec to endian_spec. 10975 (ENDIAN_SPEC): Add %{EB} and %{EL}. 10976 (LINK_SPEC): Remove %{EB} and %{EL}. 10977 (ASM_SPEC): Likewise. Use %(endian_spec). 10978 109792000-08-21 Joseph S. Myers <jsm28@cam.ac.uk> 10980 10981 * c-tree.h (flag_hosted): Move declaration from here... 10982 * c-common.h (flag_hosted): ... to here. 10983 (flag_noniso_default_format_attributes): New declaration. 10984 * c-decl.c (flag_noniso_default_format_attributes): New variable. 10985 (c_decode_option): Set it appropriately for options choosing 10986 language standard variant. 10987 * c-common.c (init_function_format_info): Only provide default 10988 format attributes if flag_hosted. Only provide the gettext 10989 formats if flag_noniso_default_format_attributes. Update 10990 comments. 10991 (check_format_info): Disable treatment of %a as a scanf flag in 10992 C99 mode. 10993 109942000-08-21 Joseph S. Myers <jsm28@cam.ac.uk> 10995 10996 * c-common.c (scan_char_table): Add 'w' to flags for all formats 10997 except 'n'. 10998 (check_format_info): Set 'wide' for scanf format widths. Warn for 10999 a zero scanf width. Make the check for writing into a constant 11000 object at the first level of indirection; at later levels, warn if 11001 any type qualifiers are encountered. 11002 11003Mon Aug 21 07:41:12 2000 Jeffrey A Law (law@cygnus.com) 11004 11005 * reload.c (reload_inner_reg_of_subreg): New function broken out of 11006 push_reload. 11007 (push_reload): Use reload_inner_reg_of_subreg. 11008 (combine_reloads): Do not combine reloads if the input reload 11009 is a SUBREG in which the inner part will need reloading. 11010 11011 * global.c (global_alloc): Avoid passing dumpfile argument to 11012 reload routines. 11013 * toplev.c (rest_of_compilation): Likewise. 11014 * reload.h (reload): Remove dumpfile argument. Callers changed. 11015 (debug_reload, debug_reload_to_stream): Move prototypes here. 11016 * rtl.h (reload): Remove dumpfile argument. 11017 * reload.c (debug_reload): Remove prototype. 11018 (debug_reload_to_stream): Likewise. 11019 * reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file 11020 instead. 11021 110222000-08-21 Gabriel Dos Reis <gdr@merlin.codesourcery.com> 11023 11024 * diagnostic.c (context_as_prefix): Export. 11025 (need_error_newline): Remove. 11026 (lang_diagnostic_starter, lang_diagnostic_finalizer): New objects. 11027 (error_module_changed, record_last_error_module, 11028 error_function_changed, record_last_error_function): New functions. 11029 (initialize_diagnostics): Default initialize 11030 lang_diagnostic_starter, lang_diagnostic_finalizer. 11031 (init_output_buffer): Tweak. 11032 (file_name_as_prefix): New function. 11033 (announce_function, default_print_error_function, 11034 report_error_function, set_diagnostic_context): Tweak. 11035 110362000-08-21 Richard Earnshaw <rearnsha@arm.com> 11037 11038 * flow.c (init_propagate_block_info): Handle SUBREG in a jump 11039 condition expression. 11040 110412000-08-20 Richard Henderson <rth@cygnus.com> 11042 11043 * flow.c (merge_blocks_nomove): Don't seek back past the bb note. 11044 110452000-08-20 Zack Weinberg <zack@wolery.cumb.org> 11046 11047 * cppinit.c (cpp_init): Set global flag when called. 11048 (cpp_reader_init): Bomb out if cpp_init hasn't been called. 11049 11050Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <cdi@sparc.spb.su> 11051 11052 * cpplex.c (cpp_scan_buffer): Move `output_line_command' just 11053 before `process_directive' so that newlines won't be missed 11054 for directives. 11055 (cpp_printf): Increment `print->lineno' when newline is emitted. 11056 11057 * cppmain.c (cb_ident): Likewise. 11058 (cb_define): Likewise. 11059 (cb_undef): Likewise. 11060 (cb_include): Likewise. 11061 (cb_def_pragma): Likewise. 11062 (dump_macros_helper): Likewise. 11063 110642000-08-20 Richard Henderson <rth@cygnus.com> 11065 11066 * config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc 11067 assigned before a loop. 11068 11069 * config/ia64/ia64.md (ashlsi3): Zero extend the shift count. 11070 (ashrsi3, lshrsi3): Likewise. 11071 110722000-08-20 Gabriel Dos Reis <gdr@codesourcery.com> 11073 11074 * c-lang.c: #include diagnostic.h 11075 (c_tree_printer): New function. 11076 (lang_init): Initialize lang_printer. 11077 11078 * Makefile.in (c-lang.o): Depends on diagnostic.h 11079 110802000-08-20 Gabriel Dos Reis <gdr@codesourcery.com> 11081 11082 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. 11083 11084 * diagnostic.c (default_diagnostic_starter, 11085 default_diagnostic_finalizer): New functions. 11086 (diagnostic_for_asm, diagnostic_for_decl): Tweak. 11087 (pedwarn, pedwarn_with_file_and_line, error, 11088 error_with_file_and_line, fatal, warning, 11089 warning_with_file_and_line): Adjust call to report_diagnostic. 11090 (report_diagnostic): Rework. 11091 (set_diagnostic_context): New function. 11092 11093 * diagnostic.h (struct diagnostic_context): New data structure. 11094 (diagnostic_message, diagnostic_argument_list, 11095 diagnostic_file_location, diagnostic_line_location, 11096 diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer, 11097 diagnostic_finalizer, diagnostic_auxiliary_data): New macros. 11098 (set_diagnostic_context): Declare. 11099 (report_diagnostic): Change prototype. 11100 11101Sun 20-Aug-2000 09:25:45 BST Neil Booth <NeilB@earthling.net> 11102 11103 * fix-header.c (main): Initialize cpplib. 11104 111052000-08-19 Michael Meissner <meissner@redhat.com> 11106 11107 * ifcvt.c (find_if_block): Do not assume that a THEN block has any 11108 instructions in it before checking for indirect jumps. 11109 11110 * ifcvt.c (find_if_block): Do not consider a THEN block that ends 11111 in an indirect jump as a potential for conditional execution. 11112 11113 * d30v.h (d30v_init_expanders): Don't declare here. 11114 * d30v-protos.h (d30v_init_expanders): Declare here with a valid 11115 prototype. 11116 11117Sat 19-Aug-2000 21:11:45 BST Neil Booth <NeilB@earthling.net> 11118 11119 * cpp.texi: Add @section for assertions. 11120 11121Sat Aug 19 12:37:08 EDT 2000 John Wehle (john@feith.com) 11122 11123 * loop.c (scan_loop): Use CONST_CALL_P instead of 11124 checking for REG_LIBCALL / REG_RETVAL. 11125 11126Sat Aug 19 09:18:47 2000 Jeffrey A Law (law@cygnus.com) 11127 11128 * reload1.c (reload_as_needed): Accept dumpfile argument, 11129 pass it to emit_reload_insns. 11130 (emit_reload_insns): Add new dumpfile argument. If non-null 11131 then dump the reloads for each insn into the dumpfile. 11132 (reload): Pass dumpfile to reload_as_needed. 11133 11134 * invoke.texi: Clean up linux-gnu vs linux comments. 11135 111362000-08-19 Richard Henderson <rth@cygnus.com> 11137 11138 * config/ia64/ia64.c (reg_or_5bit_operand): New. 11139 (ia64_depz_field_mask): New. 11140 * config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New. 11141 (PREDICATE_CODES): Update. 11142 * config/ia64/ia64.md: Update commentary. 11143 (depz_internal): New. 11144 (ashlsi3): Implement directly. 11145 (ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants. 11146 (ashldi3): Use shladd. 11147 * config/ia64/ia64-protos.h: Update. 11148 111492000-08-18 Zack Weinberg <zack@wolery.cumb.org> 11150 11151 * toplev.c (independent_decode_option): Always process -g. 11152 Remove third argument, now unused. Adjust caller to match. 11153 111542000-08-18 Richard Henderson <rth@cygnus.com> 11155 11156 * combine.c (make_compound_operation): Break after creating 11157 the extraction. 11158 111592000-08-18 Zack Weinberg <zack@wolery.cumb.org> 11160 11161 * cpplib.c (cpp_register_pragma_space): Just return if the 11162 namespace is already registered. 11163 111642000-08-18 Ray Essick <essick@ddna.labs.mot.com> & Nick Clifton <nickc@redhat.com> 11165 11166 * config/mcore/mcore.md (rotlsi3): Allow allow rotations by a 11167 constant amount. Do not generate ROTL instruction. 11168 11169Fri Aug 18 16:22:20 2000 Alexandre Oliva <aoliva@redhat.com> 11170 11171 * config/sh/elf.h: Do not include sh/sh.h. 11172 * config/sh/rtems.h: Likewise. 11173 * config/sh/rtemself.h: Do not include sh/elf.h. 11174 * configure.in: Get them included with `tm_file's. 11175 * configure: Rebuilt. 11176 11177 * config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify. 11178 * config/sh/sh.c (fpscr_set_from_mem): Use them. 11179 11180Fri Aug 18 14:23:18 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 11181 11182 * stor-layout.c (compute_record_type): Don't use mode of single 11183 field as mode of record if not integer mode of same type. 11184 11185 * regmove.c (perhaps_ends_bb_p): New function. 11186 (optimize_reg_copy_1, optimize_reg_copy_2): Call it. 11187 (optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise. 11188 (fixup_match_1): Likewise. 11189 (fixup_match_1, combine_stack_adjustments_for_block): Add casts to 11190 avoid signed/unsigned warnings. 11191 11192 * function.c (fixup_var_refs_1, case MEM): Update CODE after 11193 updating X. 11194 11195Fri 18-Aug-2000 18:33:45 BST Neil Booth <NeilB@earthling.net> 11196 11197 * cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS. 11198 (_cpp_trigraph_map): Declaration moved from cpplex.c 11199 11200 * cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1 11201 instead of 256. Use consistent test for designated initializers. 11202 (cpp_init): Initialize trigraph_map. 11203 (initialize_standard_includes, parse_option): Use memcmp 11204 instead of strncmp. 11205 11206 * cpplex.c (init_trigraph_map): Remove. 11207 (trigraph_ok, trigraph_replace, lex_line): Refer to 11208 _cpp_trigraph_map. 11209 11210 * cpplib.c (str_match, WARNING, ERROR, ICE): Delete. 11211 (do_unassert): Remove unused "next" local. 11212 11213 * system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype. 11214 112152000-08-18 Emmanuel Marty <emarty@suntech.fr> 11216 11217 * arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return 11218 insn. 11219 112202000-08-17 Richard Henderson <rth@cygnus.com> 11221 11222 * config/ia64/ia64.c (spill_restore_mem): Handle emitting 11223 the first insn in a sequence. 11224 11225Thu Aug 17 22:40:05 EDT 2000 John Wehle (john@feith.com) 11226 11227 * alias.c (true_dependence, write_dependence_p): A read 11228 involving a label_ref or the constant pool doesn't create 11229 a dependency. 11230 11231 * rtl.h (unchanging): Improve documentation. 11232 112332000-08-17 Rodney Brown <RodneyBrown@mynd.com> 11234 11235 * cse.c (insert_regs): Remove unused `regno'. 11236 112372000-08-17 Neil Booth <NeilB@earthling.net> 11238 11239 * (cppinit.c) merge_include_chains: Use remove_dup_dir, 11240 remove_dup_dirs. If qtail == brack, remove brack not 11241 qtail. 11242 (remove_dup_dir, remove_dup_dirs): New functions. 11243 112442000-08-17 Neil Booth <NeilB@earthling.net> 11245 11246 * cppinit.c (cpp_cleanup): Free include dir chains. 11247 * cpplib.c (do_undef): Let _cpp_free_definition make the node void. 11248 (do_unassert): Free the assert with _cpp_free_definition. 11249 * cppmacro.c (_cpp_free_definition): Free memory allocated for 11250 assertions. Make the node a T_VOID node. 11251 112522000-08-17 Neil Booth <NeilB@earthling.net> 11253 11254 * cppinit.c (path_include, append_include_chain): 11255 Remove 2nd parameter (struct cpp_pending *). 11256 (path_include, initialize_standard_includes, cpp_handle_option): 11257 Update callers appropriately. 11258 (cpp_handle_option): Use pend. 11259 112602000-08-17 Neil Booth <NeilB@earthling.net> 11261 11262 * cppinit.c (sort_options): Remove, put functionality in 11263 cpp_init. 11264 (cpp_init): New. 11265 (initialize_builtins): Free memory. 11266 (cpp_start_read): Move init_IStable to cpp_init. 11267 11268 * cpplib.h (cpp_init): New prototype. 11269 * cppmain.c (main): Call cpp_init. 11270 11271Thu Aug 17 13:20:32 EDT 2000 John Wehle (john@feith.com) 11272 11273 * rtlanal.c (rtx_unstable_p): Use CONSTANT_P. 11274 (rtx_unstable_p, rtx_varies_p): Process vectors. 11275 112762000-08-16 Niibe Yutaka <gniibe@m17n.org>, Kaz Kojima <kkojima@rr.iij4u.or.jp> 11277 11278 * config/sh/lib1funcs.asm (GLOBAL): Define. Use for all 11279 references to GLOBAL symbols. Use LOCAL where appropriate. 11280 112812000-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 11282 11283 * configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always 11284 use t-aix41 when host == target. 11285 112862000-08-16 Richard Henderson <rth@cygnus.com> 11287 11288 * reload.c (push_secondary_reload): Revert last change. 11289 If we use a reload_in/out pattern, make the when the same 11290 as the primary reload. 11291 (find_reloads): Likewise. 11292 112932000-08-16 Manfred Hollstein <manfredh@redhat.com> 11294 11295 * configure.in (libstdcxx-v3): Fix test. 11296 * configure: Regenerate. 11297 11298Wed Aug 16 08:10:32 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 11299 11300 * calls.c (calls_function_1, expand_call): Only test 11301 TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE. 11302 * function.c (thread_prologue_and_epilogue_insns): Likewise. 11303 113042000-08-16 Richard Henderson <rth@cygnus.com> 11305 11306 * combine.c (simplify_shift_const): Revert previous two 11307 changes. If SHIFT_COUNT_TRUNCATED, crop the shift count 11308 before the main loop. 11309 113102000-08-15 Richard Henderson <rth@cygnus.com> 11311 11312 * combine.c (simplify_shift_const): Bound shift count when 11313 combining shifts. 11314 11315Tue Aug 15 17:33:05 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 11316 11317 * calls.c (ECF_SP_DEPRESSED): New macro. 11318 (calls_function_1): Treat calling sp-depressed function as alloca. 11319 (emit_call_1): Don't adjust SP if calling sp-depressed function. 11320 (expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED. 11321 If sp-depressed, ensure block saves and restores SP. 11322 * fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE 11323 for INTEGER_TYPE. 11324 * function.c (keep_stack_depressed): New function. 11325 (thread_prologue_and_epilogue_insns): Call it. 11326 * print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED 11327 to print DECL_OFFSET_ALIGN. 11328 Print no-force-blk and transparent-union flags properly. 11329 * stmt.c (expand_goto_internal): Don't restore stack if last block 11330 and function returns with sp depressed. 11331 (fixup_gotos): Likewise. 11332 (save_stack_pointer): New function, from code in expand_decl. 11333 (expand_decl): Call new function. 11334 * tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK. 11335 (TYPE_RETURNS_STACK_DEPRESSED): New macro. 11336 (save_stack_pointer): New declaration. 11337 11338 * diagnostic.c (fatal_function): New variable. 11339 (set_fatal_function): New function. 11340 (fatal): Call it. 11341 * diagnostic.h (set_fatal_function): New declaration. 11342 113432000-08-15 William Cohen <wcohen@redhat.com> 11344 11345 * config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined. 11346 (PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info. 11347 (DWARF2_ASM_LINE_DEBUG_INFO): Defined. 11348 113492000-08-15 Richard Henderson <rth@cygnus.com> 11350 11351 * flow.c (mark_used_reg): Set reg_cond_reg appropriately. 11352 113532000-08-15 Richard Earnshaw <rearnsha@arm.com> 11354 11355 * arm.c (arm_function_ok_for_sibcall): New function. 11356 * arm.h (FUNCTION_OK_FOR_SIBCALL): Define. 11357 * arm.md (call expanders): Don't check here for calls that can't 11358 be sibling calls. 11359 113602000-08-15 Richard Earnshaw <rearnsha@arm.com> 11361 11362 * arm.md (splits generating cond_exec): Disable. 11363 113642000-08-15 Richard Earnshaw <rearnsha@arm.com> 11365 11366 * arm/linux-elf.h (text_section): Delete declaration. 11367 113682000-08-15 Richard Earnshaw <rearnsha@arm.com> 11369 11370 ARM support for unordered FP operations. 11371 * arm-protos.h (arm_comparison_operator): Declare. 11372 * arm.c (arm_comparison_operator): New function. 11373 (arm_select_cc_mode): Add unordered comparison codes. 11374 (get_arm_condition_code): Likewise. 11375 (arm_final_prescan_insn): Can't handle unordered jumps that can't 11376 be done in one insn. 11377 * arm.h (PREDICATE_CODES): Add arm_comparison_operator. 11378 * arm.md (all uses of comparison_operator): Replace with 11379 arm_comparison_operator. 11380 (bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New 11381 expands. 11382 (arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New 11383 patterns. 11384 11385Tue Aug 15 00:36:36 2000 Ovidiu Predescu <ovidiu@cup.hp.com> 11386 11387 * gthr-posix.h: Conditionally include <sched.h>; include 11388 <config.h> from libobjc/. 11389 113902000-08-14 Richard Henderson <rth@cygnus.com> 11391 11392 * config/i386/i386.c (legitimize_pic_address): Use Pmode 11393 for all CONSTs. 11394 113952000-08-14 Richard Henderson <rth@cygnus.com> 11396 11397 * configure.in (ia64-*): Set float_format for i386 long double. 11398 11399 * real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT 11400 as we would for i386 XFmode. 11401 (PUT_REAL): Likewise. 11402 (endian, ereal_atof, real_value_truncate): Likewise. 11403 (ereal_isneg, toe64, etens, make_nan): Likewise. 11404 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise. 11405 11406 * config/ia64/ia64-protos.h: Update. 11407 * config/ia64/ia64.c (general_tfmode_operand): New. 11408 (destination_tfmode_operand): New. 11409 (tfreg_or_fp01_operand): New. 11410 (ia64_split_timode): New. 11411 (spill_tfmode_operand): New. 11412 (ia64_expand_prologue): Use TFmode not XFmode. 11413 (ia64_expand_epilogue): Likewise. 11414 (ia64_function_arg): Likewise. 11415 (ia64_function_arg_advance): Likewise. 11416 (ia64_return_in_memory): Likewise. 11417 (ia64_function_value): Likewise. 11418 (ia64_print_operand): Likewise. 11419 (ia64_register_move_cost): Set GR<->FR to 5. 11420 (ia64_secondary_reload_class): Get GR for TImode memory op. 11421 * config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove. 11422 (ROUND_TYPE_ALIGN): Remove. 11423 (LONG_DOUBLE_TYPE_SIZE): Set to 128. 11424 (INTEL_EXTENDED_IEEE_FORMAT): Define. 11425 (HARD_REGNO_NREGS): Use TFmode, not XFmode. 11426 (HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs. 11427 (MODES_TIEABLE_P): Use TFmode, not XFmode. 11428 (CLASS_MAX_NREGS): Likewise. 11429 (ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks. 11430 (PREDICATE_CODES): Update. 11431 * config/ia64/ia64.md (movti): New. 11432 (movti_internal): Use a clobber for memory alternatives. 11433 (reload_inti, reload_outti): New. 11434 (movsfcc_astep): Predicate properly. 11435 (movdfcc_astep): Likewise. 11436 (movxf): Remove. 11437 (movtf): New. 11438 (extendsftf2, extenddftf2): New. 11439 (trunctfsf2, trunctfdf2): New. 11440 (floatditf2, fix_trunctfdi2): New. 11441 (floatunsditf2, fixuns_trunctfdi2): New. 11442 (addtf3, subtf3, multf3, abstf2): New. 11443 (negtf2, nabstf2, mintf3, maxtf3): New. 11444 (maddtf3, msubtf3, nmultf3, nmaddtf3): New. 11445 (cmptf): New. 11446 (fr_spill): Use TFmode, not XFmode. 11447 (fr_restore): Likewise. 11448 * config/ia64/lib1funcs.asm (__divtf3): New. 11449 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add it. 11450 114512000-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 11452 11453 * cse.c (fold_rtx): Avoid empty body in an if-statement. 11454 11455 * doloop.c (doloop_iterations_max, doloop_modify): Avoid using the 11456 `U' integer constant suffix. 11457 11458 * dwarf2out.c (add_subscript_info): Avoid empty body in an 11459 else-statement. 11460 11461 * sparc/sol2.h (__enable_execute_stack): Prototype. 11462 114632000-08-14 David Edelsohn <edelsohn@gnu.org> 11464 11465 * collect2.c: Remove use of AIX import file. 11466 11467 * longlong.h: Test ARCH_PWR not ARCH_POWER. 11468 11469 * rs6000.c (print_operand, case 'E'): Add else. 11470 114712000-08-14 Richard Henderson <rth@cygnus.com> 11472 11473 * config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address. 11474 (movdi_symbolic): New. 11475 114762000-08-14 Jim Wilson <wilson@cygnus.com> 11477 11478 * config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic 11479 to GNU as. For Intel as, pass -M const_gp and -M no_plabel. 11480 * config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic 11481 to GNU as. 11482 114832000-08-14 Richard Henderson <rth@cygnus.com> 11484 11485 * expr.c (emit_group_load): Don't force constants into registers. 11486 Special case source already in the correct mode. 11487 114882000-08-14 Zack Weinberg <zack@wolery.cumb.org> 11489 11490 * configure.in: Accept *-*-linux* not just *-*-linux-gnu*. 11491 * fixinc/inclhack.def: Likewise. 11492 * fixinc/mkfixinc.sh: Likewise. 11493 * configure: Regenerate. 11494 * fixinc/fixincl.x: Regenerate. 11495 * install.texi: Document equivalence of linux and linux-gnu. 11496 11497Mon Aug 14 18:51:44 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 11498 11499 * cse.c (insert_regs): Also in REG case: When finding an invalid 11500 value, and we make a new quantity, make sure that it won't be 11501 mistaken by for a valid one by mention_regs. 11502 115032000-08-13 Ralf G�tlein <ralf.guetlein@aranea.de> 11504 11505 * h8300.md: Remove obsolete peepholes. 11506 115072000-08-13 Kazu Hirata <kazu@hxi.com> 11508 11509 * invoke.texi (H8/300 Options): Fix typos. 11510 * config/h8300.c: Fix formatting. 11511 * config/h8300.h: Fix comment typos. 11512 (OVERRIDE_OPTIONS): Fix formatting. 11513 11514 * function.c: Fix formatting. 11515 11516 * cse.c: Fix formatting. 11517 115182000-08-13 Geoff Keating <geoffk@cygnus.com> 11519 11520 * flow.c (attempt_auto_inc): Remove unused variable `bb'. 11521 (attempt_auto_inc): Suppress parentheses warning. 11522 * function.c (put_reg_into_stack): Remove unused variable `unsigned_p'. 11523 * loop.c (load_mems): Remove `u' suffix in two places. 11524 * config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from 11525 hex constants. 11526 * config/rs6000/rs6000.h: Likewise. 11527 * config/rs6000/sol-c0.c: Prototype some functions. Remove the 11528 __eabi dummy routine. 11529 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused 11530 variable `buf_ptr'. 11531 11532 * config/rs6000/rs6000.c (rs6000_select_section): Rewrite to 11533 not put stuff in .sdata unnecessarily. 11534 (rs6000_unique_section): New function. 11535 * config/rs6000/rs6000-protos.h: Add rs6000_unique_section. 11536 * config/rs6000/sysv4.h (UNIQUE_SECTION): Define. 11537 11538 * c-typeck.c (build_array_ref): Don't complain about non-lvalue 11539 arrays in C99. Don't try to look at DECL_REGISTER of a 11540 COMPONENT_REF. Don't complain twice about the same error. 11541 11542 * fixinc/inclhack.def (aix_pthread): New fix. 11543 (aix_sysmachine): New fix. 11544 * fixinc/fixincl.x: Regenerate. 11545 11546 * expr.c (expand_expr): Call convert_modes when turning a large 11547 multiply into a small one. 11548 115492000-08-12 Geoff Keating <geoffk@cygnus.com> 11550 11551 * tree.h (DECL_OFFSET_ALIGN): Make the off_align field of 11552 the tree structure an exponent rather than an explicit alignment 11553 so it doesn't overflow. 11554 (SET_DECL_OFFSET_ALIGN): New macro. 11555 * stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN 11556 rather than DECL_OFFSET_ALIGN. 11557 (place_field): Likewise. 11558 * expmed.c (store_bit_field): Abort on align==0 to avoid 11559 antisocial machine behavior. 11560 115612000-08-12 Richard Henderson <rth@cygnus.com> 11562 11563 * sibcall.c (uses_addressof): Accept both addressof and 11564 current_function_internal_arg_pointer inside a mem. 11565 (optimize_sibling_and_tail_recursive_call): Fail tail recursion 11566 if current_function_uses_addressof. 11567 * stmt.c (expand_return): Kill tail recursion and HAVE_return 11568 optimizations. 11569 115702000-08-11 Richard Henderson <rth@cygnus.com> 11571 11572 * config/ia64/ia64.md (addsi3): Remove expander. 11573 (subsi3, mulsi3, negsi2, one_cmplsi2): Likewise. 11574 (*addsi3_shladd): New. 11575 115762000-08-11 Richard Henderson <rth@cygnus.com> 11577 11578 * config/ia64/ia64.c (do_spill): Pass cfa offset to move expander. 11579 (do_restore): Likewise. 11580 (gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New. 11581 (ia64_expand_prologue, ia64_expand_epilogue): Use them. 11582 (rtx_needs_barrier): Track actual bit manipulation for 11583 ar.unat moves, gr_spill, and gr_restore. 11584 (emit_insn_group_barriers): Special case gr_spill/gr_restore. 11585 (process_set): Don't handle varargs spills. 11586 * config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit 11587 .mem.offset here instead of in process_set. 11588 (gr_restore): Likewise. 11589 115902000-08-11 Richard Henderson <rth@cygnus.com> 11591 11592 * config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode. 11593 115942000-08-11 Mark Elbrecht <snowball3@bigfoot.com> 11595 11596 * gcc.texi (The Configuration File): Document 11597 COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and 11598 UPDATE_PATH_HOST_CANONICALIZATION. 11599 116002000-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 11601 11602 * c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for 11603 unprototyped function pointer casts on integer constants. 11604 116052000-08-11 Laurynas Biveinis <lauras@softhome.net> 11606 11607 * fixproto: Recognize DOS paths with drive letters as absolute paths. 11608 116092000-08-11 Nathan Sidwell <nathan@codesourcery.com> 11610 11611 * extend.texi (Volatiles): Fix typos. 11612 116132000-08-11 Kazu Hirata <kazu@hxi.com> 11614 11615 * flow.c: Fix formatting. 11616 116172000-08-11 Richard Henderson <rth@cygnus.com> 11618 11619 * reload.c (push_secondary_reload): When invoking a reload_{in,out} 11620 pattern, always allocate a tertiary scratch register. 11621 11622 * config/alpha/alpha.md (reload_inqi): Use a DImode scratch. 11623 (reload_inhi): Likewise. 11624 116252000-08-11 Richard Henderson <rth@cygnus.com> 11626 11627 * function.c (put_reg_into_stack): Allow type to be NULL. 11628 (schedule_fixup_var_refs): Likewise. 11629 (gen_mem_addressof): Allow decl to be NULL. 11630 (put_addressof_into_stack): Likewise. 11631 11632 * flow.c (merge_blocks_nomove): Be more careful about 11633 locating the beginning of block A. 11634 11635 * combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED. 11636 11637Thu Aug 10 22:47:09 2000 Ovidiu Predescu <ovidiu@cup.hp.com> 11638 11639 * configure.in: 11640 * configure: 11641 * gthr-posix.h: 11642 * config.in: Reverted the check for <sched.h>. 11643 116442000-08-10 Chris Demetriou <cgd@sibyte.com> 11645 11646 * mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New 11647 macros define the name of CTOR and DTOR sections. 11648 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN, 11649 DTOR_LIST_END): Change to use attributes to specify 11650 sections. 11651 * mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME, 11652 (CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN, 11653 DTOR_LIST_END): Same as in mips/elf.h. 11654 116552000-08-10 Drew Moseley <dmoseley@redhat.com> 11656 11657 * config/mn10300/mn10300.h: Added no-crt0 option for explicitly 11658 disabling just crt0.o. 11659 116602000-08-10 Richard Earnshaw <rearnshaw@arm.com> & Nick Clifton <nickc@cygnus.com> 11661 11662 * arm.h (CPP_SPEC): Use sub-spec cpp_interwork. 11663 (CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs. 11664 (EXTRA_SPECS): Add them. 11665 * arm/lib1funcs.asm: Support builds for interworking. 11666 Use macros to eliminate duplicated pieces of code. 11667 116682000-08-10 Kazu Hirata <kazu@hxi.com> 11669 11670 * h8300.c (expand_a_rotate): New. 11671 (emit_a_rotate): Likewise. 11672 (h8300_adjust_insn_length): Add support for the rotate insns. 11673 * h8300.md (rotlqi3): New. 11674 (*rotlqi3_1): Likewise. 11675 (rotlhi3): Likewise. 11676 (*rotlhi3_1): Likewise. 11677 (rotlhi3): Likewise. 11678 (*rotlhi3_1): Likewise. 11679 * h8300-proto.h: Add prototypes for expand_a_rotate and 11680 emit_a_rotate. 11681 11682 * h8300.c: Fix comment typos. 11683 (dosize): Declare the variable amount as unsigned. 11684 (get_shift_alg): Fix a comparison between signed and unsigned. 11685 (emit_a_shift): Likewise. 11686 (h8300_adjust_insn_length): Simplify the code. 11687 11688 * c-decl.c: Fix formatting. 11689 116902000-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 11691 11692 * c-lex.c (parse_float, yylex): For -Wtraditional, issue a 11693 warning about non-traditional numeric constant suffixes. 11694 11695 * cppexp.c (parse_number): Likewise. 11696 11697 * invoke.texi: (-Wtraditional): Document new behavior. 11698 11699Thu Aug 10 00:11:04 2000 Ovidiu Predescu <ovidiu@cup.hp.com> 11700 11701 * gthr-posix.h: Include auto-host.h. Conditionally include 11702 <sched.h>. 11703 * configure.in: Check for the <sched.h> header file. 11704 * config.in: Added define for HAVE_SCHED_H. 11705 117062000-08-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 11707 11708 * c-typeck.c (process_init_element): For -Wtraditional, warn about 11709 initialization of unions. 11710 11711 * invoke.texi (-Wtraditional): Document new behavior. 11712 117132000-08-09 Zack Weinberg <zack@wolery.cumb.org> 11714 11715 * configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE 11716 instead of extra_c_flags. 11717 (--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags. 11718 * configure: Regenerate. 11719 * config.in: Regenerate. 11720 11721 * cpperror.c (cpp_type2name): New function. 11722 * cpplex.c (lex_line): If we issued an error for an invalid 11723 preprocessing directive, discard that logical line. 11724 * cpplib.c (do_line): Call a hook function if the current file 11725 is renamed by #line. 11726 (do_ident): Pass the contents of the string, not the entire 11727 token, to the callback function. 11728 * cpplib.h (CPP_LAST_PUNCTUATOR): New #define. 11729 (cb.rename_file): New hook function. 11730 (cb.ident): Adjust prototype. 11731 (cpp_type2name): Prototype. 11732 * cppmacro.c (dump_macro_args): Correct precedence lossage. 11733 11734 * cppmain.c (cb_ident): Update for changed interface. 11735 (cb_rename_file): New function. 11736 (main): Set rename callback. 11737 117382000-08-09 Alexandre Oliva <aoliva@redhat.com> 11739 11740 * caller-save.c (mark_referenced_regs): Mark partially-overwritten 11741 multi-word registers. 11742 117432000-08-08 Joseph S. Myers <jsm28@cam.ac.uk> 11744 11745 * c-common.c (combine_strings, check_format_info): Refer to ISO C 11746 or ISO C89 instead of ANSI C. 11747 * c-decl.c (grokdeclarator, xref_tag, finish_struct, 11748 build_enumerator, do_case): Likewise. 11749 * c-lex.c (parse_float, yylex): Likewise. 11750 * c-parse.in: Likewise. 11751 * c-typeck.c (common_type, build_array_ref, build_binary_op, 11752 build_unary_op, pedantic_lvalue_warning, build_conditional_expr, 11753 build_c_cast, convert_for_assignment, set_init_index, 11754 set_init_label, c_expand_start_case): Likewise. 11755 * toplev.c (documented_lang_options, display_help): Likewise. 11756 117572000-08-08 Kazu Hirata <kazu@hxi.com> 11758 11759 * h8300.c: Fix formatting. 11760 * h8300.h: Likewise. 11761 * h8300.md: Likewise. 11762 (movsi_h8300hs): Fix formatting of the resulting assembly code. 11763 11764 * reload1.c: Fix formatting. 11765 117662000-08-08 Rodney Brown <RodneyBrown@mynd.com> 11767 11768 * alpha/alpha.c (alpha_emit_xfloating_libcall): 11769 Use GEN_CALL_VALUE define. 11770 * alpha/alpha.md (untyped_call): Use GEN_CALL define. 11771 * clipper/clipper.md (untyped_call): Likewise. 11772 * dsp16xx/dsp16xx.md (untyped_call): Likewise. 11773 * fx80/fx80.md (untyped_call): Likewise. 11774 * mips/mips.md (untyped_call): Likewise. 11775 * ns32k/ns32k.md (untyped_call): Likewise. 11776 * pa/pa.md (untyped_call): Likewise. 11777 * romp/romp.md (untyped_call): Likewise. 11778 * sparc/sparc.md (untyped_call): Likewise. 11779 117802000-08-08 Jason Eckhardt <jle@cygnus.com> 11781 11782 * config/i860/i860.c (singlemove_string): Do not generate assembler 11783 pseudo instructions that must be expanded (that is, with signed 11784 constants larger than 16 bits). 11785 117862000-08-08 Richard Henderson <rth@cygnus.com> 11787 11788 * flow.c (life_analysis): Only turn off PROP_LOG_LINKS and 11789 PROP_AUTOINC at -O0. Don't collect alias info at -O0. 11790 (init_propagate_block_info): Don't kill memory stores at -O0. 11791 (mark_set_1, mark_used_regs): Likewise. 11792 117932000-08-08 David Edelsohn <edelsohn@gnu.org> 11794 11795 * rs6000.c (optimization_options): Decorate 'level' as 11796 ATTRIBUTE_UNUSED. 11797 (mask64_operand): Remove sign-extend thinko. 11798 (rldic_operand): New function. 11799 (load_multiple_operation): regno's are unsigned ints. 11800 (store_multiple_operation): Likewise. 11801 (lmw_operation): Likewise. 11802 (stmw_operation): Likewise. 11803 (includes_lshift_p): shift_mask is unsigned int. 11804 (includes_lshift64_p): New function. 11805 (addrs_ok_for_quad_peep): unsigned int reg1. 11806 (print_operand): Consistently add "else" after 11807 output_operand_lossage(). 11808 (print_operand, case 'b'): Fold in case 'W'. 11809 (print_operand, case 'W'): Print rldic MB value. 11810 (output_epilogue): Update Objective-C language string. 11811 (output_toc): unsigned HOST_WIDE_INT low, compare unsigned. 11812 * rs6000.h (PREDICATE_CODES): Add rldic_operand. 11813 * rs6000.md (ashldi3): Add rldic instruction. 11814 (iordi3, xordi3): Remove redundant "else if CONST_DOUBLE". 11815 (cmpsi_internal2, cmpdi_interal2): Use 'b' output template 11816 modifier. 11817 118182000-08-08 Richard Henderson <rth@cygnus.com> 11819 11820 * config/ia64/ia64-protos.h: Remove duplicates. Update 11821 for massive code rearrangements. 11822 * config/ia64/ia64.c (ia64_arpfs_regno): Remove. 11823 (ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove. 11824 (ia64_local_regs, ia64_need_regstk): Remove. 11825 (ar_ccv_reg_operand): New. 11826 (ia64_gp_save_reg): New. 11827 (struct ia64_frame_info): Combine most of the size elements; 11828 add new gr save elements. 11829 (find_gr_spill): New. 11830 (next_scratch_gr_reg): New. 11831 (mark_reg_gr_used_mask): New. 11832 (ia64_compute_frame_size): Rewrite. Allocate special AR regs 11833 to GR backing store regs when possible. 11834 (ia64_initial_elimination_offset): New. 11835 (ia64_rap_fp_offset): Remove. 11836 (save_restore_insns): Remove. 11837 (setup_spill_pointers): New. 11838 (finish_spill_pointers): New. 11839 (spill_restore_mem): New. 11840 (do_spill, do_restore): New. 11841 (ia64_expand_prologue): Rewrite to use them. 11842 (ia64_expand_epilogue): Likewise. 11843 (ia64_direct_return): Update for current_frame_info changes. 11844 (ia64_function_prologue): Simplify .prologue emission. Emit 11845 .spill when needed. 11846 (ia64_setup_incoming_varargs): Don't ever emit rtl. 11847 (ia64_dbx_register_number): New. 11848 (ia64_initialize_trampoline): New. 11849 (ia64_secondary_reload_class): Request GR_REGS for integer 11850 arithmetic destined for FR_REGS. 11851 (ia64_init_machine_status): Don't reset return_address_pointer_rtx. 11852 (ia64_mark_machine_status): Mark ia64_gp_save. 11853 (rws_access_regno): Rename from rws_access_reg; don't treat 11854 predicates specially. 11855 (rws_access_reg): New. Update all callers. 11856 (rtx_needs_barrier): Remove dead unspecs. 11857 (ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit. 11858 (ia64_encode_section_info): Silence signed/unsigned warnings. 11859 (spill_offset, sp_offset, spill_offset_emitted): Remove. 11860 (tmp_reg, tmp_saved): Remove. 11861 (process_set): Rewrite to expect complicated bits via 11862 REG_FRAME_RELATED_EXPR. 11863 (ia64_expand_fetch_and_op): Use emit_move_insn; be explicit 11864 in the use of ar.ccv; never set RTX_UNCHANGING_P. 11865 (ia64_expand_op_and_fetch): Likewise. 11866 (ia64_expand_compare_and_swap): Likewise. 11867 (ia64_expand_builtin): Likewise. 11868 * config/ia64/ia64.h (AR_UNAT_REGNUM): New. 11869 (FIRST_PSEUDO_REGISTER): Update. 11870 (AR_M_REGNO_P): Update. 11871 (FIXED_REGS): Don't mark three local registers as used. 11872 (EXTRA_CC_MODES): New. 11873 (SELECT_CC_MODE): New. 11874 (HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode. 11875 (HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates. 11876 (FRAME_GROWS_DOWNWARD): Unset. 11877 (STARTING_FRAME_OFFSET): Zero. 11878 (ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer. 11879 (INITIAL_ELIMINATION_OFFSET): Defer to out of line function. 11880 (HARD_FRAME_POINTER_REGNUM): New. 11881 (CAN_DEBUG_WITHOUT_FP): Define. 11882 (TRAMPOLINE_TEMPLATE): Remove. 11883 (TRAMPOLINE_SIZE): Lower to 32. 11884 (TRAMPOLINE_ALIGNMENT): Lower to 64. 11885 (INITIALIZE_TRAMPOLINE): Defer to out of line function. 11886 (PREDICATE_CODES): Update. 11887 (struct machine_function): Add ia64_gp_save. 11888 * config/ia64/ia64.md: Purge unused unspecs. 11889 (movsi patterns): Allow moves to/from AR_M_REGS. 11890 (movdi patterns): Allow moves to/from p0. 11891 (call patterns): Move most setjmp hackery to ia64_gp_save_reg. 11892 (gr_spill, gr_restore): Indicate ar.unat read/written. 11893 (nonlocal_goto): Don't pass old frame_pointer. 11894 (nonlocal_goto_receiver): Remove. 11895 (exception_receiver): New. 11896 (builtin_setjmp_setup): New. 11897 (builtin_setjmp_receiver): New. 11898 * config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle. 11899 (__ia64_nonlocal_goto): Bundle. Don't kill r7. 11900 (__ia64_restore_stack_nonlocal): Likewise. 11901 (__ia64_trampoline): New. 11902 * config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line 11903 function. 11904 * config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline. 11905 119062000-08-08 Richard Henderson <rth@cygnus.com> 11907 11908 * frame.h (ia64_frame_state): Add my_psp. 11909 * libgcc2.c (ia64_throw_helper): Add throw_sp argument. 11910 (__throw): Pass it in. Don't clobber r7. 11911 * config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline. 11912 (execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when 11913 and nothing to do with sp. 11914 (normalize_reg_loc): Use frame->my_psp. 11915 (frame_translate): Handle frame-pointer-less functions. Set 11916 spill_base correctly, in absence of being told. 11917 (__build_ia64_frame_state): New sp argument. Fill in frame->my_sp. 11918 (__ia64_backtrace_helper): New sp argument. Use 11919 builtin_return_address instead of label addresses. 11920 (print_record) [mem_stack_v]: No size member. 11921 119222000-08-08 Richard Henderson <rth@cygnus.com> 11923 11924 * regclass.c (choose_hard_reg_mode): Iterate over all CC modes. 11925 119262000-08-08 Richard Henderson <rth@cygnus.com> 11927 11928 * tm.texi (LOCAL_REGNO): Document. 11929 * flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default. 11930 (mark_regs_live_at_end): Don't mark LOCAL_REGNO registers. 11931 * reload1.c (reload): Likewise when considering nonlocal labels. 11932 11933 * config/ia64/ia64.h (LOCAL_REGNO): New. 11934 * config/sparc/sparc.h (LOCAL_REGNO): New. 11935 119362000-08-08 Joseph S. Myers <jsm28@cam.ac.uk> 11937 11938 * c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'. 11939 119402000-08-07 Nick Clifton <nickc@redhat.com> 11941 11942 * config/mips/mips.c: Fix compile time warning messages. 11943 * config/mips/mips-protos.h: Add prototype for equality_op. 11944 11945 * mn10300.h (TARGET_SWITCHES): Document `-mam33'. 11946 119472000-08-07 Graham Stott <grahams@cygnus.co.uk> 11948 11949 * mn10300.md: Use nonimmediate_operand instead of general_operand 11950 on output operands. 11951 11952 * mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads. 11953 119542000-08-07 Alexandre Oliva <aoliva@redhat.com> 11955 11956 * sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards. 11957 * sh.c (expand_block_move): Break long lines. 11958 (expand_ashiftrt, fpscr_set_from_mem): Likewise. 11959 * sh.md (mulsi3): Likewise. 11960 (movdi): Adjust spacing. 11961 119622000-08-07 Richard Henderson <rth@cygnus.com> 11963 11964 * expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P. 11965 * expr.c (emit_group_store): Don't set it. 11966 119672000-08-07 Kazu Hirata <kazu@hxi.com> 11968 11969 * invoke.texi (Options for Debugging Your Program or GCC): Remove 11970 duplicate entries for 'w' and 'z'. 11971 11972 * flow.c: Fix a comment typo. 11973 11974Sun Aug 6 23:47:35 2000 Ovidiu Predescu <ovidiu@cup.hp.com> 11975 11976 * c-parse.in: Changed the language string for Objective-C to "GNU 11977 Objective-C". 11978 11979Sun Aug 6 11:54:03 2000 Ovidiu Predescu <ovidiu@cup.hp.com> 11980 11981 * gthr-posix.h: Integrated Chris Ball's <cball@fmco.com> changes 11982 to improve the Posix thread support for Objective-C. 11983 119842000-08-06 Joseph S. Myers <jsm28@cam.ac.uk> 11985 11986 * c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and 11987 CTI_UNSIGNED_PTRDIFF_TYPE. 11988 (signed_size_type_node): Define. 11989 (unsigned_ptrdiff_type_node): Define. 11990 * c-decl.c (init_decl_processing): Create the 11991 signed_size_type_node and unsigned_ptrdiff_type_node types. 11992 * c-common.c (T_SC): Define. 11993 (T_SST): Define. 11994 (T_UPD): Define. 11995 (print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for 11996 %to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for 11997 %s and %p. 11998 (scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for 11999 %zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the 12000 flags for %c, %s and %[. 12001 (check_format_info): Only allow leniency for signedness of targets 12002 of character pointers (when pedantic) for formats flagged with 12003 "c", so for strings but not for %hh formats. When pedantic, don't 12004 allow character pointers to substitute for void pointers if a 12005 second level of indirection is present. 12006 120072000-08-06 Kazu Hirata <kazu@hxi.com> 12008 12009 * invoke.texi (Options for Debugging Your Program or GCC): Update 12010 the names of dump files. 12011 12012 * h8300.c (dosize): Rearrange code for conciseness. 12013 (split_adds_subs): Likewise. 12014 12015 * loop.c: Fix formatting. 12016 12017 * dwarf2out.c: Fix formatting. 12018 12019 * tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo. 12020 12021 * expr.c: Fix formatting. 12022 120232000-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 12024 12025 * rs6000.c (rs6000_maybe_dead): Prototype. 12026 120272000-08-06 Richard Henderson <rth@cygnus.com> 12028 12029 * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for 12030 HAVE_nonlocal_goto as well. 12031 * config/i960/i960.md (nonlocal_goto): Don't do it here. 12032 * config/pj/pj.md (nonlocal_goto): Likewise. 12033 120342000-08-07 Michael Hayes <mhayes@cygnus.com> 12035 12036 * loop.c (try_swap_copy_prop): New function. 12037 (load_mems): Rename copies to load_copies and add new regset 12038 store_copies. Check for sets of shadow registers and mark 12039 in store_copies. Call try_swap_copy_prop for registers 12040 marked in store_copies. 12041 12042Sun Aug 6 00:54:42 2000 Ovidiu Predescu <ovidiu@cup.hp.com> 12043 12044 * objc/objc-act.c: New command line option -fconstant-string-class 12045 to allow specifying a user defined constant string class, 12046 different from NXConstantString. 12047 12048 * toplev.c: Moved the Objective-C specific options to 12049 objc/lang-options.h. 12050 12051 * objc/lang-options.h: Moved the Objective-C specific options from 12052 toplev.c. Added -fconstant-string-class. 12053 120542000-08-05 Chris Demetriou <cgd@sibyte.com> 12055 12056 * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END, 12057 DTOR_LIST_BEGIN, DTOR_LIST_END): change type of 12058 __CTOR_LIST__ from func_ptr array to just func_ptr, to 12059 avoid extra alignment imposed on arrays. 12060 * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END, 12061 DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise. 12062 12063 * mips.h: Clean up comments and spacing near MASKs. 12064 (TARGET_UNIX_ASM): Delete. 12065 (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV, 12066 MASK_UNINIT_CONST_IN_RODATA): Change values to make mask 12067 values contiguous. 12068 120692000-08-05 Joseph S. Myers <jsm28@cam.ac.uk> 12070 12071 * c-common.c (print_char_table): Add entries for the X/Open ' 12072 format flag (print decimals with locale's thousands grouping 12073 character). Make %C expect wint_t. 12074 (check_format_info): If pedantic, warn when the %n$ operand 12075 number form is used. Allow for the ' flag; warn about it if 12076 pedantic. 12077 120782000-08-05 Zack Weinberg <zack@wolery.cumb.org> 12079 12080 * i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return 12081 type is a float mode, cfun->decl's return type is not, and 12082 TARGET_FLOAT_RETURNS_IN_80387. 12083 120842000-08-04 Andreas Schwab <schwab@suse.de> 12085 12086 * cppmain.c (cb_def_pragma): Skip the first two tokens from the 12087 token list, which are always `#' and `pragma'. 12088 120892000-08-04 Zack Weinberg <zack@wolery.cumb.org> 12090 12091 * tree.c (tree_expr_nonnegative_p): Move to... 12092 * fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR. 12093 (rtl_expr_nonnegative_p): New. 12094 * tree.h: Add prototype for rtl_expr_nonnegative_p. 12095 12096 * real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM, 12097 CONST_DOUBLE_CHAIN: Move to... 12098 * rtl.h: ...here. Use XCINT/XCEXP. 12099 12100 * Makefile.in: Remove toplev.o from OBJS. Add rule to make 12101 libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND 12102 variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND 12103 to VOL_FILES. 12104 12105 * objc/Make-lang.in (cc1obj): Link with $(BACKEND). 12106 121072000-08-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 12108 12109 * config/c4x/c4x.md (return_indirect_internal): New. 12110 * config/c4x/c4x.c (c4x_expand_epilogue): Use it. 12111 121122000-08-04 Joseph S. Myers <jsm28@cam.ac.uk> 12113 12114 * c-common.c (time_char_table): Mark up formats added in C99 and 12115 make other corrections. %D and %g were added in C99. %Og is an 12116 extension. %EX is permitted. %R, %T, %n, %r, %t were added in 12117 C99. %e was added in C99. %Oj is an extension. %G and %z are in 12118 C99 rather than GNU extensions, but %OG and %Oz are extensions. 12119 %h was added in C99. %C was added in C99. %OY and %OC are 12120 extensions. Add the C99 format %F. 12121 (check_format_info): If pedantic and not in C99 mode, warn for C99 12122 formats, %E and %O. 12123 12124Fri Aug 4 23:01:58 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 12125 12126 * function.c (schedule_fixup_var_refs): New function, broken out 12127 of put_reg_into_stack. 12128 (put_reg_into_stack): Use it. 12129 (put_var_into_stack): In CONCAT case, fixup up references for 12130 components only after fixing up references to the whole concat. 12131 121322000-08-04 Rodney Brown <RodneyBrown@pmsc.com> 12133 12134 * alias.c (mark_constant_function): Use INSN_P. 12135 (init_alias_analysis): Likewise. 12136 * combine.c (combine_instructions): Use INSN_P. 12137 (can_combine_p): Likewise. 12138 (try_combine): Likewise. 12139 (distribute_notes): Likewise. 12140 (distribute_links): Likewise. 12141 * cse.c (cse_around_loop): Use INSN_P. 12142 (invalidate_skipped_block): Likewise. 12143 (cse_set_around_loop): Likewise. 12144 (cse_end_of_basic_block): Likewise. 12145 (delete_trivially_dead_insns): Likewise. 12146 * emit-rtl.c (unshare_all_rtl_again): Use INSN_P. 12147 (unshare_all_rtl_1): Likewise. 12148 (next_cc0_user): Likewise. 12149 (try_split make_insn_raw): Likewise. 12150 (remove_unnecessary_notes): Likewise. 12151 * final.c (shorten_branches): Use INSN_P. 12152 (leaf_renumber_regs): Likewise. 12153 (leaf_renumber_regs_insn): Likewise. 12154 * flow.c (find_label_refs): Use INSN_P. 12155 (verify_wide_reg): Likewise. 12156 (notice_stack_pointer_modification): Likewise. 12157 (count_or_remove_death_notes): Likewise. 12158 (verify_flow_info): Likewise. 12159 (clear_log_links): Likewise. 12160 * function.c (fixup_var_refs_insns): Use INSN_P. 12161 (compute_insns_for_mem): Likewise. 12162 * gcse.c (alloc_gcse_mem): Use INSN_P. 12163 (compute_sets): Likewise. 12164 (compute_hash_table): Likewise. 12165 (classic_gcse): Likewise. 12166 (cprop): Likewise. 12167 (insert_insn_end_bb): Likewise. 12168 (delete_null_pointer_checks_1): Likewise. 12169 * global.c (expand_preferences): Use INSN_P. 12170 (build_insn_chain): Likewise. 12171 * graph.c (node_data): Use INSN_P. 12172 * haifa-sched.c (priority): Use INSN_P. 12173 (rm_line_notes): Likewise. 12174 (rm_other_notes): Likewise. 12175 (find_insn_reg_weight): Likewise. 12176 (init_target_units): Likewise. 12177 (schedule_block): Likewise. 12178 (compute_block_forward_dependences): Likewise. 12179 (debug_dependencies): Likewise. 12180 (set_priorities): Likewise. 12181 * integrate.c (function_cannot_inline_p): Use INSN_P. 12182 (save_parm_insns): Likewise. 12183 (copy_insn_list): Likewise. 12184 * jump.c (mark_all_labels): Use INSN_P. 12185 (never_reached_warning): Likewise. 12186 * lcm.c (optimize_mode_switching): Use INSN_P. 12187 * local-alloc.c (validate_equiv_mem): Use INSN_P. 12188 (memref_used_between_p): Likewise. 12189 (update_equiv_regs): Likewise. 12190 (block_alloc): Likewise. 12191 (no_conflict_p): Likewise. 12192 * loop.c (scan_loop): Use INSN_P. 12193 (find_and_verify_loops): Likewise. 12194 (count_loop_regs_set): Likewise. 12195 (loop_reg_used_before_p): Likewise. 12196 (strength_reduce): Likewise. 12197 (recombine_givs): Likewise. 12198 (check_dbra_loop): Likewise. 12199 (load_mems): Likewise. 12200 (try_copy_prop): Likewise. 12201 * print-rtl.c (print_rtx): Use INSN_P. 12202 * recog.c (find_single_use): Use INSN_P. 12203 * reg-stack.c (stack_regs_mentioned): Use INSN_P. 12204 (next_flags_user): Likewise. 12205 (swap_rtx_condition): Likewise. 12206 * regmove.c (mark_flags_life_zones): Use INSN_P. 12207 (optimize_reg_copy_1): Likewise. 12208 (optimize_reg_copy_2): Likewise. 12209 (optimize_reg_copy_3): Likewise. 12210 (reg_is_remote_constant_p): Likewise. 12211 (fixup_match_2): Likewise. 12212 (regmove_optimize): Likewise. 12213 (fixup_match_1): Likewise. 12214 * regrename.c (build_def_use): Use INSN_P. 12215 (replace_reg_in_block): Likewise. 12216 (consider_use): Likewise. 12217 * reload.c (find_equiv_reg): Use INSN_P. 12218 * reload1.c (reload): Use INSN_P. 12219 (maybe_fix_stack_asms): Likewise. 12220 (calculate_needs_all_insns): Likewise. 12221 (reload_as_needed): Likewise. 12222 (emit_output_reload_insns): Likewise. 12223 (delete_address_reloads_1): Likewise. 12224 (reload_cse_regs_1): Likewise. 12225 (reload_combine): Likewise. 12226 (reload_cse_move2add): Likewise. 12227 * reorg.c (redundant_insn): Use INSN_P. 12228 (dbr_schedule): Likewise. 12229 * resource.c (find_dead_or_set_registers): Use INSN_P. 12230 (mark_target_live_regs): Likewise. 12231 * rtlanal.c (reg_used_between_p): Use INSN_P. 12232 (reg_referenced_between_p): Likewise. 12233 (reg_set_between_p): Likewise. 12234 (reg_set_p): Likewise. 12235 (single_set): Likewise. 12236 (multiple_sets): Likewise. 12237 (find_last_value): Likewise. 12238 (reg_set_last): Likewise. 12239 (find_reg_note): Likewise. 12240 (find_regno_note): Likewise. 12241 * sibcall.c (sequence_uses_addressof): Use INSN_P. 12242 * simplify-rtx.c (cselib_process_insn): Use INSN_P. 12243 * ssa.c (find_evaluations): Use INSN_P. 12244 (rename_block): Likewise. 12245 (rename_equivalent_regs): Likewise. 12246 * unroll.c (loop_find_equiv_value): Use INSN_P. 12247 (set_dominates_use): Likewise. 12248 * varasm.c (mark_constant_pool): Use INSN_P. 12249 (mark_constants): Likewise. 12250 * config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P. 12251 (alphaev4_next_group): Likewise. 12252 (alphaev5_next_group): Likewise. 12253 * config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P. 12254 (c4x_rptb_rpts_p): Likewise. 12255 * config/mips/mips.c (mips16_optimize_gp): Use INSN_P. 12256 * config/rs6000/rs6000.c (uses_TOC): Use INSN_P. 12257 (rs6000_adjust_priority): Likewise. 12258 * config/sh/sh.c (sh_loop_align): Use INSN_P. 12259 (machine_dependent_reorg): Likewise. 12260 (split_branches): Likewise. 12261 * config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P. 12262 12263Fri Aug 4 11:43:49 2000 John Wehle (john@feith.com) 12264 12265 * combine.c (recog_for_combine): Remove the old notes 12266 prior to attempting to recognize the new pattern. 12267 (distribute_notes): Ignore REG_NONNEG notes. 12268 122692000-08-04 Chandrakala Chavva <cchavva@redhat.com> 12270 12271 * varasm.c (output_constructor): Add .align 0 for packed vars. 12272 122732000-08-04 J. David Anglin <dave@hiauly1.hia.nrc.ca> 12274 12275 * configure.in: Use default thread_file even when enable_threads is 12276 yes or dce because hpux10.20 pa port uses MULTILIB implementation. 12277 * configure: Rebuilt. 12278 12279 * gthr-dce.h (__gthread_objc_condition_allocate): Fix typo. 12280 122812000-08-04 Donn Terry (donnte@microsoft.com) 12282 12283 * prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR. 12284 122852000-08-04 Mark Elbrecht <snowball3@bigfoot.com> 12286 12287 * i386/x-djgpp: Delete code that conditionally modifies target_alias. 12288 Delete code that conditionally modifies 'version'. 12289 Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR. 12290 * i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro. 12291 * gcc.c (main): Use it. 12292 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro. 12293 * prefix.c (update_path): Use it. 12294 * i386/djgpp.h (STANDARD_INCLUDE_DIR): Define. 12295 (MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'. 12296 (ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing 12297 code. 12298 (SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true. 12299 (SUBTARGET_SWITCHES): Adjust. 12300 (WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before 12301 defining. 12302 (WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define. 12303 123042000-08-04 Joseph S. Myers <jsm28@cam.ac.uk> 12305 12306 * c-common.h (flag_isoc94): Declare. 12307 * c-decl.c (flag_isoc94): Define. 12308 (c_decode_option): Set flag_isoc94 as appropriate. 12309 * c-common.c (T_PD, T_IM, T_UIM): Define. 12310 (format_char_info): Add tlen and jlen. 12311 (print_char_table): Add entries for %t and %j. Allow %zn. Allow 12312 %F. Allow %lf. 12313 (scan_char_table): Add entries for %t and %j. Allow %F. Allow 12314 %l[. 12315 (time_char_table): Add NULL entries for %t and %j. 12316 (check_format_info): Allow for %t and %j. Warn for %F if pedantic 12317 and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94. 12318 Warn for printf %lf if pedantic and not C99. Don't warn for empty 12319 precision. Allow precision argument to be unsigned int. If 12320 pedantic, warn for %p passed an argument not a pointer to possibly 12321 qualified void or a possibly qualified character type, and for 12322 pointer targets of the wrong sign, except for character pointers. 12323 123242000-08-04 Joseph S. Myers <jsm28@cam.ac.uk> 12325 12326 * ginclude/stddef.h: Don't declare wint_t unless __need_wint_t. 12327 * c-common.h (enum c_tree_index): Add CTI_WINT_TYPE. 12328 (wint_type_node): Define. 12329 * c-decl.c (WINT_TYPE): Define. 12330 (init_decl_processing): Create the wint_type_node type. 12331 * c-common.c (T_WI): Define. 12332 (print_char_table): Use T_WI for %lc format. 12333 123342000-08-04 Bruce Korb <bkorb@gnu.org> 12335 12336 * fixinc/: Verified that the MSDOS patch does not break 12337 the UNIX functionality and applied the next three patches 12338 from July: 12339 123402000-07-28 Eli Zaretskii <eliz@is.elta.co.il> 12341 12342 * fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the 12343 output file with the temporary one by appending ".X" to generate 12344 the temporary fuile's name. If the output file already has an 12345 extension, replace it with ".X". 12346 12347 * fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR, 12348 not $DESTDIR, to find applyfix. Use sprintf instead of snprintf; 12349 reallocate the command buffer while copying the command-line 12350 argument. Redirect the output directly to the temporary file, 12351 instead of going through another temporary file. 12352 (process): Close the temporary file before unlinking it. 12353 (machine_matches) [__MSDOS__]: If the machine doesn't match, set 12354 the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag. 12355 (run_compiles): Pass p_fixd argument to machine_matches, as it 12356 expects. 12357 12358 * fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the 12359 environment, assume there are no symlinks in the include 12360 directory. When cleaning up the DONE files, look for them 12361 case-insensitively. Don't try to remove symlinks if they aren't 12362 there. 12363 12364 * fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax; 12365 all callers changed. Declare pz "const char *", to avoid compiler 12366 warnings. 12367 12368 * fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment. 12369 Change prototype of make_raw_shell_str. 12370 123712000-07-27 Eli Zaretskii <eliz@is.elta.co.il> 12372 12373 * fixinc/fixincl.c [__MSDOS__]: Don't include "server.h". 12374 (initialize) [__MSDOS__]: Use tempnam. 12375 (initialize): Don't use SIGPIPE if it is not defined. 12376 12377 * fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should 12378 return stdout. 12379 123802000-07-25 Bruce Korb <bkorb@gnu.org> 12381 12382 * fixinc/fix*.[ch]: substantially reworked to make it possible 12383 to run this program without using fork(2) or pipe(2) (i.e. in 12384 a DOS environment). 12385 123862000-08-04 Joseph S. Myers <jsm28@cam.ac.uk> 12387 12388 * cppdefault.h (WINT_TYPE): Define. 12389 * cppinit.c (builtin_array): Define __WINT_TYPE__. 12390 * tradcpp.c (initialize_builtins): Define __WINT_TYPE__. 12391 * tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document. 12392 12393Fri Aug 4 06:53:46 2000 Clinton Popetz <cpopetz@cygnus.com> 12394 12395 * (mips_legitimate_address_p): Don't allow register+offset 12396 if the offset is large and negative, and we are compiling 12397 for 64 bit registers. 12398 123992000-08-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 12400 12401 * gencodes.c (main): Define CODE_FOR_nothing as the last possible 12402 insn_code_number + 1. 12403 124042000-08-04 Kazu Hirata <kazu@hxi.com> 12405 12406 * h8300.c (function_prologue): Rearrange code for conciseness. 12407 (function_epilogue): Likewise. 12408 * h8300.h (OK_FOR_U): Fix formatting. 12409 12410 * cse.c: Fix a comment typo. Fix formatting. 12411 124122000-08-03 Richard Henderson <rth@cygnus.com> 12413 12414 * config/i386/i386.md (return_indirect_internal): New. 12415 * config/i386/i386.c (ix86_expand_epilogue): Use it. 12416 124172000-08-03 Zack Weinberg <zack@wolery.cumb.org> 12418 12419 * cpplex.c (parse_name): Might have to glue a CPP_OTHER token 12420 before the name. 12421 (lex_line): Glue @ onto the beginning of identifiers and 12422 string constants, in Objective-C mode. 12423 (output_token, spell_token): Handle CPP_OSTRING. 12424 (can_paste, maybe_paste_with_next): Handle pasting @ onto the 12425 beginning of a NAME or a STRING, in objc mode. 12426 12427 * cpplib.c (get_define_node): Do not permit identifiers that 12428 begin with @ to be #defined. 12429 * cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER. 12430 * cpplib.h (TTYPE_TABLE): Add CPP_OSTRING. 12431 12432 * c-lang.c, objc/objc-act.c (build_objc_string): Delete. 12433 * c-tree.h (build_objc_string): Delete prototype. 12434 * objc/objc-tree.def: Delete OBJC_STRING_CST. 12435 * c-lex.c (yylex): Use build_string for all three kinds of strings. 12436 12437 * c-parse.in, objc/objc-act.c: Update commentary. 12438 124392000-08-03 Mark Mitchell <mark@codesourcery.com> 12440 12441 * extend.texi: Fix typo in last change. 12442 12443 * extend.texi: Add commentary on statement-expressions and their 12444 interactions with C++. 12445 124462000-08-03 Nick Clifton <nickc@cygnus.com> 12447 12448 * dwarf2.h (DW_LANG_Java): Change value to 0x000b. 12449 * dwarf.h (LANG_JAVA): Change value to 0x000b. 12450 124512000-08-03 Anthony Green <green@cygnus.com> 12452 12453 * dwarf2out.c (gen_compile_unit_die): Add java language support. 12454 (add_bound_info): Check for java language. 12455 (is_java): New function. 12456 * dwarfout.c (output_compile_unit_die): Ditto. 12457 * dwarf.h (dwarf_source_language): Add java source language type. 12458 * dwarf2.h (dwarf_source_language): Ditto. 12459 12460Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <jh@suse.cz> 12461 12462 * reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap 12463 operands. 12464 12465 * i386.c (ix86_expand_branch): Mode of comparison in 12466 IF_THEN_ELSE is VOIDmode. 12467 12468Thu Aug 3 10:05:53 2000 Akiko Matsushita <matusita@sra.co.jp> 12469 12470 * gengenrtl.c, rtl.c: Avoid #elif. 12471 124722000-08-03 Michael Poole <poole@troilus.org> 12473 12474 * tm.texi (Register Classes): Clarify order of sub-initializers 12475 in REG_CLASS_CONTENTS. 12476 12477Thu Aug 3 15:53:03 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 12478 12479 From SAITOH Masanobu: 12480 * sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax. 12481 124822000-08-03 David Billinghurst <David.Billinghurst@riotinto.com.au> 12483 12484 * config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option 12485 is not supported by tradcpp and isn't actually needed for cygwin. 12486 124872000-08-03 Kazu Hirata <kazu@hxi.com> 12488 12489 * h8300.c: Fix a comment typo. 12490 * h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8S. 12491 12492 * jump.c: Fix formatting. 12493 12494 * toplev.c: Fix formatting. 12495 12496Thu Aug 3 01:05:32 2000 Jeffrey A Law (law@cygnus.com) 12497 12498 * flow.c (find_auto_inc): Verify that we've got a REG before 12499 peeking at its regno. Fail, don't abort if we can't find 12500 the increment of the desired register. 12501 12502 * pa.md (shadd height reduction patterns/splitters): Remove. 12503 125042000-08-02 Jim Wilson <wilson@cygnus.com> 12505 12506 * config/ia64/ia64-protos.h (flag_ssa): Declare. 12507 * config/ia64/ia64.md (movti_internal, movti_internal+1): New. 12508 125092000-08-02 Mark Mitchell <mark@codesourcery.com> 12510 12511 * dce.c: Remove all uses of assert. 12512 * dwarf2out.c: Likewise. 12513 * dwarfout.c: Likewise. 12514 * ssa.c: Likewise. 12515 125162000-08-02 Zack Weinberg <zack@wolery.cumb.org> 12517 12518 * gcc.h (lang_specific_driver): Constify second argument. 12519 * gcc.c (translate_options, process_command, main): Likewise. 12520 Constify variables to match. Cast second argument to 12521 pexecute. 12522 12523 * cppspec.c, gccspec.c: Adjust type of second argument to 12524 lang_specific_driver, and update code as necessary. 12525 125262000-08-02 Jakub Jelinek <jakub@redhat.com> 12527 12528 * loop.c (scan_loop): Ensure update_end label does not 12529 go away until reg_scan_update is run. 12530 125312000-08-02 Zack Weinberg <zack@wolery.cumb.org> 12532 12533 * c-common.h: Prototype min_precision and c_build_qualified_type here... 12534 * c-tree.h: ... not here. 12535 * errors.h: Prototype fancy_abort. 12536 12537 * emit-rtl.c (gen_lowpart_common): Move variable 'c' into 12538 HOST_BITS_PER_WIDE_INT == 64 ifdef block. 12539 * regrename.c (regrename_optimize): Make control flow explicit. 12540 (replace_reg_in_block): Initialize reg_use to 0. 12541 12542 * i386.c (legitimate_address_p): Rename error label to 12543 report_error to avoid namespace clash. 12544 125452000-08-02 Kazu Hirata <kazu@hxi.com> 12546 12547 * fold-const.c: Fix formatting. 12548 12549Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <jh@suse.cz> 12550 12551 * i386.c (legitimate_address_p): Accept other bases than 12552 pic_offset_table_rtx for GOTOFF constructs. 12553 12554Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <jh@suse.cz> 12555 12556 * i386.md (shift to lea splitter): Use const_int_operand. 12557 125582000-08-02 Zack Weinberg <zack@wolery.cumb.org> 12559 12560 * cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c, 12561 cppspec.c: Do not use 'legal' or 'illegal' in error messages 12562 and comments. 12563 12564 * cppmain.c (cb_define, cb_undef): Don't generate any output 12565 if not done_initializing. 12566 * cpplex.c (maybe_paste_with_next): When the token after a ## 12567 is an omitted rest argument, only delete the token before it 12568 if that token is a comma. Do not warn about bogus token 12569 pastes for , ## rest_arg. 12570 12571 * cpp.texi: Update. 12572 * cpp.1: Regenerate. 12573 125742000-08-02 Fred Fish <fnf@be.com> 12575 12576 * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o 12577 when user gives -p option. Add init_term_dyn.o for BeOS 5.0 12578 and later. 12579 12580 * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional 12581 Be directories to search path. 12582 12583 Remove support for __declspec(dllimport) and __declspec(dllexport). 12584 This is leftover cruft from the earlier BeOS gcc port when BeOS 12585 used Microsoft's PE object file format. 12586 * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o. 12587 * config/i386/t-beos (winnt.o): Remove Makefile frag. 12588 * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove. 12589 (VALID_MACHINE_DECL_ATTRIBUTE): Remove. 12590 (VALID_MACHINE_TYPE_ATTRIBUTE): Remove. 12591 (MERGE_MACHINE_DECL_ATTRIBUTES): Remove. 12592 (REDO_SECTION_INFO_P): Remove. 12593 (ASM_EXPORT_DECL): Remove. 12594 (ASM_DECLARE_FUNCTION_NAME): Remove. 12595 (ASM_DECLARE_OBJECT_NAME): Remove. 12596 (ASM_OUTPUT_ALIGNED_COMMON): Remove. 12597 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove. 12598 (ASM_OUTPUT_ALIGNED_LOCAL): Remove. 12599 (STRIP_NAME_ENCODING): Remove. 12600 12601 Remove support for obsolete version of BeOS that is no longer 12602 supported by Be. 12603 * configure.in (i*86-*-beospe*): Remove. 12604 * config/i386/beos-pe.h: Remove. 12605 126062000-08-01 Jeffrey Oldham <oldham@codesourcery.com> 12607 Mark Mitchell <mark@codesourcery.com> 12608 12609 * Makefile.in (OBJS): Added dce.o. 12610 (ssa.o): Updated target to include ssa.h. 12611 (flow.o): Likewise. 12612 (toplev.o): Likewise. 12613 (dce.o): Created target. 12614 * basic-block.h: Added comments. 12615 (INVALID_BLOCK): Added definition. 12616 (connect_infinite_loops_to_exit): Added declaration. 12617 Moved SSA declarations to ssa.h. 12618 * flow.c: Added inclusion of ssa.h. 12619 (struct depth_first_search_dsS, depth_first_search_ds): 12620 Added definitions. 12621 (compute_immediate_postdominators): Added definition. 12622 (connect_infinite_loops_to_exit): Likewise. 12623 (flow_dfs_compute_reverse_init): Likewise. 12624 (flow_dfs_compute_reverse_add_bb): Likewise. 12625 (flow_dfs_compute_reverse_execute): Likewise. 12626 (flow_dfs_compute_reverse_finish): Likewise. 12627 * rtl.h (rtx/in_struct): Added use to determine insn necessity. 12628 (LABEL_P): Added definition. 12629 (JUMP_P): Likewise. 12630 (NOTE_P): Likewise. 12631 (BARRIER_P): Likewise. 12632 (JUMP_TABLE_DATA_P): Likewise. 12633 (INSN_DEAD_CODE_P): Likewise. 12634 * ssa.c: Replaced inclusions with ssa.h inclusion. 12635 (CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h. 12636 (rename_registers): Removed unnecessary variables. 12637 * ssa.h: Created by moving declarations from ssa.c and 12638 basic-block.h. 12639 * timevar.def: Defined TV_DEAD_CODE_ELIM. 12640 * toplev.c: Added ssa.h inclusion. 12641 (dump_file_index): Added DFI_dce. 12642 (dump_file): Added "dce" entry. 12643 Defined flag_ssa. 12644 (f_options): Added dce entry. 12645 * invoke.texi: Document -fdce. Emphasize experimental status of 12646 -fssa. 12647 * dce.c: New file. 12648 126492000-08-01 Zack Weinberg <zack@wolery.cumb.org> 12650 12651 * cpperror.c (v_message): Split into _cpp_begin_message and 12652 v_message macro. All callers updated. 12653 (_cpp_begin_message): Do inhibit_errors/inhibit_warnings 12654 checks here. 12655 12656 * cppfiles.c (cpp_syshdr_flags): New function. 12657 (read_include_file): Don't call cpp_output_tokens. Call 12658 enter_file hook. 12659 * cppinit.c (dump_macros_helper): Moved to cppmain.c. 12660 (cpp_reader_init): Don't initialize token_buffer. Call 12661 _cpp_init_internal_pragmas. 12662 (cpp_cleanup): Don't clear token_buffer. 12663 (cpp_start_read): Don't worry about output from -D processing. 12664 Don't call cpp_output_tokens. 12665 (cpp_finish): Don't dump macros here. Don't call 12666 cpp_output_tokens. 12667 * cppmacro.c (_cpp_dump_definition): Rename 12668 cpp_dump_definition. Write directly to a FILE *. 12669 (dump_funlike_macro): Delete. 12670 (dump_macro_args): New. 12671 12672 * cpplex.c (TOKEN_LEN): Convert to inline function. 12673 (_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens, 12674 cpp_scan_line, _cpp_dump_list): Delete. 12675 (cpp_printf, cpp_output_list): New. 12676 (output_line_command): Don't worry about entering or leaving files. 12677 (cpp_scan_buffer): Just output each token as we hit it. 12678 (process_directive): Don't call cpp_output_tokens. 12679 (_cpp_glue_header_name): Don't use token_buffer. 12680 (output_token, dump_param_spelling): Write directly to a FILE *. 12681 12682 * cpplib.c (pass_thru_directive, dump_macro_name, 12683 pragma_dispatch, do_pragma_gcc): Delete. 12684 (do_define, do_undef, parse_include, do_line, do_ident, do_pragma, 12685 do_pragma_poison, cpp_pop_buffer): Call the appropriate hook 12686 functions. 12687 (do_error, do_warning, pragma_dependency): Call 12688 _cpp_begin_message, then cpp_output_list. 12689 (cpp_register_pragma, cpp_register_pragma_space, 12690 _cpp_init_internal_pragmas): New. 12691 (do_pragma): Walk the pragmas table here. 12692 (do_pragma_once, do_pragma_poison, do_pragma_system_header, 12693 do_pragma_dependency): Return void. 12694 (do_pragma_implementation): Moved to cppmain.c. 12695 12696 * cpplib.h: Update prototypes. 12697 (struct cpp_reader): Remove printer, token_buffer, 12698 token_buffer_size, and limit. Add struct cb, and pragmas. 12699 (struct cpp_printer): Remove last_id and written. 12700 (CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN, 12701 CPP_ADJUST_WRITTEN): Delete. 12702 * cpphash.h: Update prototypes. 12703 (ufputs): New wrapper. 12704 12705 * cppmain.c (cb_define, cb_undef, cb_include, cb_ident, 12706 cb_enter_file, cb_leave_file, cb_def_pragma): New functions. 12707 (main): Set up callbacks. Register #pragma implementation. 12708 Dump macros from here. 12709 127102000-08-01 Geoff Keating <geoffk@cygnus.com> 12711 12712 * rtl.h (enum reg_note): Add REG_MAYBE_DEAD. 12713 * rtl.c (reg_note_name): Add REG_MAYBE_DEAD. 12714 * flow.c (propagate_one_insn): Allow deletion of prologue/epilogue 12715 insns if they have a REG_MAYBE_DEAD note attached. 12716 * config/rs6000/rs6000.c (rs6000_maybe_dead): New function. 12717 (rs6000_emit_load_toc_table): TOC loads may go dead. 12718 127192000-08-01 Jim Wilson <wilson@cygnus.com> 12720 12721 * config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify 12722 type exists before using it. Use number of words as alignment 12723 otherwise. 12724 (ia64_function_arg_partial_nregs, ia64_function_arg_advance, 12725 ia64_va_arg): Propagate ia64_function_args changes here. 12726 127272000-08-01 Richard Henderson <rth@cygnus.com> 12728 12729 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL. 12730 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise. 12731 127322000-08-01 Bernd Schmidt <bernds@cygnus.co.uk> 12733 12734 From Joern Rennecke: 12735 * sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu. 12736 * sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU 12737 unless TARGET_SH3E is set. 12738 * t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu. 12739 12740 * sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with 12741 (ashlsi3_std): New pattern. 12742 (ashlsi3 expander): Use it for TARGET_SH3. 12743 * sh.c (gen_ashift): Use it instead of ashlsi3_k. 12744 12745Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <jh@suse.cz> 12746 12747 * loop.c (canonicalize_condition): Use destination, not source to 12748 determine SET's mode. 12749 127502000-07-31 Mark Mitchell <mark@codesourcery.com> 12751 12752 * flow.c (clear_log_links): Fix typo. 12753 12754Mon Jul 31 22:19:24 2000 Jeffrey A Law (law@cygnus.com) 12755 12756 * loop.c (check_dbra_loop): Make change from July 17, 2000 work 12757 on targets which need more than one insn for a compare/cbranch 12758 operation. 12759 127602000-07-31 Jim Wilson <wilson@cygnus.com> 12761 12762 * config/ia64/ia64.c (ia64_function_arg): Use alignment not size 12763 when computing offset. 12764 12765Mon Jul 31 20:35:50 2000 Denis Chertykov <denisc@overta.ru> 12766 12767 * genpeep.c (main): Handle DEFINE_PEEPHOLE2. 12768 127692000-07-31 Geoff Keating <geoffk@cygnus.com> 12770 12771 * flow.c (clear_log_links): Nuke global_live_at_start and 12772 global_live_at_end data, since if the log_links stuff is invalid 12773 so is global_live_at_*. 12774 127752000-07-31 Richard Henderson <rth@cygnus.com> 12776 12777 * tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions. 12778 127792000-07-31 Jakub Jelinek <jakub@redhat.com> 12780 12781 * cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0. 12782 (_cpp_get_token): Don't macro expand a just pasted token if it 12783 was pasted at no_expand_level. 12784 127852000-07-31 Zack Weinberg <zack@wolery.cumb.org> 12786 12787 * cppmacro.c (find_param, count_params, save_expansion): 12788 Permit 'defined' as a macro parameter name. 12789 127902000-07-31 Zack Weinberg <zack@wolery.cumb.org> 12791 12792 * Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and 12793 xcpp to cpp throughout. 12794 (native): Remove unnecessary dependency on cpp. 12795 12796 * gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp, 12797 tradcpp to tradcpp0. 12798 (.i spec): Add missing output-file spec to cc1 command line. 12799 * objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0. 12800 128012000-07-31 Zack Weinberg <zack@wolery.cumb.org> 12802 12803 * c-decl.c (mesg_implicit_function_declaration): Init to -1. 12804 (implicit_decl_warning): New function. 12805 (implicitly_declare): Use it. 12806 * c-typeck.c (build_external_ref): Use implicit_decl_warning 12807 to complain about implicit decls of builtins. 12808 12809 * c-lang.c (lang_init): Set mesg_implicit_function_declaration 12810 based on pedantic && flag_isoc99, if not already set. 12811 * c-tree.h: Declare mesg_implicit_function_declaration. 12812 Prototype implicit_decl_warning. 12813 128142000-07-30 Jeffrey D. Oldham <oldham@codesourcery.com> 12815 12816 * Makefile.in (ssa.o): Updated header files in dependences. 12817 * basic-block.h: Added compute_immediate_postdominators declaration. 12818 * config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added 12819 definition. 12820 * flow.c (compute_immediate_dominators): Updated comment. 12821 (compute_immediate_postdominators): Added definition. 12822 * rtl.h (HARD_REGISTER_P): Added definition. 12823 * ssa.c: Include additional header files. 12824 (assert): Added definition. 12825 (ssa_rename_to_lookup): Added to reimplement ssa_rename_to to 12826 include select hard registers. 12827 (ssa_rename_to_insert): Likewise. 12828 (ssa_rename_from_initialize): Likewise. 12829 (ssa_rename_from_lookup): Likewise. 12830 (original_register): Likewise. 12831 (ssa_rename_from_insert): Added to reimplement ssa_rename_from to 12832 include select hard reigsters. 12833 (ssa_rename_from_traverse): Likewise. 12834 (ssa_rename_from_free): Likewise. 12835 (ssa_rename_from_print): Likewise. 12836 (ssa_rename_from_print_1): Likewise. 12837 (ssa_rename_from_hash_function): Likewise. 12838 (ssa_rename_from_equal): Likewise. 12839 (ssa_rename_from_delete): Likewise. 12840 (simplify_to_immediate_dominators): Removed in favor of 12841 flow.c:compute_immediate_dominators. 12842 (find_evaluations_1): Modified to work with hard registers. 12843 (insert_phi_node): Likewise. 12844 (insert_phi_nodes): Likewise. 12845 (struct rename_set_data): Updated prev_reg comment. 12846 (create_delayed_rename): Modified to work with hard registers. 12847 (RENAME_NO_RTX): Updated comment. 12848 (apply_delayed_renames): Modified to work with hard registers. 12849 (rename_insn_1): Likewise and added handling of CLOBBER rtls. 12850 (rename_block): Updated to use revised ssa_rename_to interface. 12851 (rename_registers): Updated to use revised ssa_rename_to and 12852 ssa_rename_from interface. 12853 (convert_to_ssa): Revised to use compute_immediate_dominators and 12854 deal with hard registers. 12855 (make_regs_equivalent_over_bad_edges): Modified to work with hard 12856 registers. Added check for illegal unification of hard register. 12857 (make_equivalent_phi_alternatives_equivalent): Modified to work 12858 with hard registers. 12859 (compute_conservative_reg_partition): Likewise. 12860 (coalesce_if_unconflicting): Modified to work with hard registers 12861 and check for conflicting hard registers. 12862 (mark_phi_and_copy_regs): Revised loop to work only on pseudo 12863 registers. 12864 (rename_equivalent_regs_in_insn): Modified to work with hard 12865 registers. 12866 (record_canonical_element_1): Added definition. 12867 (check_hard_regs_in_partition): Added definition. 12868 (convert_from_ssa): Added data structure deallocation and check 12869 for illegal hard register unification. 12870 (conflict_hard_regs_p): Added definition. 12871 * toplev.c (rest_of_compilation): Added comment. 12872 128732000-07-31 Anthony Green <green@redhat.com> 12874 12875 * config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly. 12876 128772000-07-31 Jason McMullan <jmcmullan@linuxcare.com> 12878 12879 * builtins.c (expand_builtin_apply): Don't defer pop during 12880 argument setup. 12881 128822000-07-31 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 12883 12884 * calls.c (combine_pending_stack_adjustment_and_call): Only use 12885 preferred_unit_stack_boundary when it is > 1. 12886 128872000-07-31 Joseph S. Myers <jsm28@cam.ac.uk> 12888 12889 * c-common.c (init_function_format_info): Add C99 format functions 12890 in C99 mode. 12891 12892 * c-decl.c (get_parm_info): Don't treat 'const void', 'volatile 12893 void' or 'register void' as being the special case of 'void' alone 12894 in a parameter list. 12895 12896 * c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for 12897 discarding qualifiers into a plain warning. 12898 128992000-07-31 Kazu Hirata <kazu@hxi.com> 12900 12901 * combine.c: Fix formatting. 12902 12903 * h8300.md: Fix formatting. 12904 12905 * local-alloc.c: Fix formatting. 12906 12907 * h8300.c (get_shift_alg): Remove the variable alg. 12908 (emit_a_shift): Rearrange code to improve readability. 12909 12910 * h8300.md (movsi_h8300hs): Rearrange code to improve readability. 12911 12912 * h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and 12913 HImode on all architectures and a combination of HImode and SImode 12914 on H8/300H and H8S. 12915 12916 * h8300.c (split_adds_subs): Rearrange code for conciseness. 12917 12918Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <jh@suse.cz> 12919 12920 * i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs 12921 in my last checkin. 12922 12923Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <jh@suse.cz> 12924 12925 * recog.c (extract_insn): Set operand_mode according to 12926 operand if match_operand is VOIDmode. 12927 12928Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <jh@suse.cz> 12929 12930 * recog.c (validate_replace_rtx_1): Do not abort for (nil) expression. 12931 129322000-07-31 Geoff Keating <geoffk@cygnus.com> 12933 12934 * c-parse.in (extdefs): Call ggc_collect between external 12935 definitions. 12936 129372000-07-30 Michael Hayes <mhayes@cygnus.com> 12938 Richard Henderson <rth@cygnus.com> 12939 12940 * Makefile.in (OBJS): Add doloop.o. 12941 * doloop.c: New file. 12942 12943 * final.c (insn_current_reference_address): Return 0 before final. 12944 * flags.h (flag_branch_on_count_reg): Fix typos in commentary. 12945 * jump.c (any_uncondjump_p): Likewise. 12946 * loop.c (indirect_jump_in_function): Make static. 12947 (strength_reduce): Call doloop_optimize. 12948 (insert_bct, instrument_loop_bct): Remove. 12949 * loop.h (doloop_optimize): Prototype. 12950 * recog.c (split_all_insns): Split all INSN_P. 12951 * toplev.c (flag_branch_on_count_reg): Default on. 12952 12953 * config/c4x/c4x.c (c4x_optimization_options): Don't set 12954 flag_branch_on_count_reg. 12955 * config/i386/i386.c (override_options): Likewise. 12956 * config/rs6000/rs6000.c (optimization_options): Likewise. 12957 12958 * config/i386/i386.md (decrement_and_branch_on_count): Remove. 12959 (doloop_end): New. 12960 (dbra_ge): Remove, as well as all it's splitters. 12961 12962 * config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove. 12963 (doloop_end): New. 12964 12965 * config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare. 12966 (ia64_register_move_cost): Declare. 12967 * config/ia64/ia64.c (ar_lc_reg_operand): New. 12968 (struct ia64_frame_info): Add ar_size. 12969 (ia64_compute_frame_size): Set it. 12970 (save_restore_insns): Save and restore ar.lc. 12971 (ia64_register_move_cost): New, moved from header file. Handle 12972 application registers. 12973 (REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers. 12974 (emit_insn_group_barriers): Special case doloop_end_internal. 12975 (ia64_epilogue_uses): Mark ar.lc live at end. 12976 * config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers. 12977 (AR_EC_REGNUM, AR_PFS_REGNUM): New registers. 12978 (FIRST_PSEUDO_REGISTER): Make room. 12979 (AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New. 12980 (FIXED_REGISTERS, CALL_USED_REGISTERS): Update. 12981 (REG_ALLOC_ORDER): Update. 12982 (HARD_REGNO_MODE_OK): Update. 12983 (REGISTER_NAMES): Update. 12984 (enum reg_class): Add AR_M_REGS and AR_I_REGS. 12985 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update. 12986 (REGNO_REG_CLASS): Update. 12987 (LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10. 12988 (REGISTER_MOVE_COST): Move out of line. 12989 (PREDICATE_CODES): Update. 12990 * config/ia64/ia64.md (movdi patterns): Handle ar register classes. 12991 (addsi3_plus1_alt, adddi3_plus1_alt): New. 12992 (shladd_elim splitter): Allow constants in the predicate. 12993 (doloop_end, doloop_end_internal): New. 12994 129952000-07-30 Richard Henderson <rth@cygnus.com> 12996 12997 * genattrtab.c (struct insn_def): Add lineno member. 12998 (struct insn_ent): Likewise. 12999 (struct attr_desc): Likewise. 13000 (struct delay_desc): Likewise. 13001 (struct function_unit_op): Likewise. 13002 (struct function_unit): Likewise. 13003 (check_attr_value): Use message_with_line. 13004 (check_defs): Likewise. 13005 (expand_units): Likewise. 13006 (check_attr_test): Take a lineno argument. 13007 (gen_attr): Likewise. 13008 (gen_insn): Likewise. 13009 (gen_delay): Likewise. 13010 (gen_unit): Likewise. 13011 (main): Give it to them. 13012 (convert_set_attr_alternative): Take an insn_def argument 13013 instead of num_alt and insn_index. 13014 (convert_set_attr): Likewise. 13015 (write_test_expr): Protect INSN_ADDRESSES load 13016 with INSN_ADDRESSES_SET_P. 13017 130182000-07-30 Richard Henderson <rth@cygnus.com> 13019 13020 * flow.c (init_propagate_block_info): Use pc_set. 13021 13022Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <jh@suse.cz> 13023 13024 * i386.md (*lea_general_[123]) New insns and splits. 13025 (addsi3 to lea splitter): Handle other modes too. 13026 (shlsi3 to lea splitter): Likewise. 13027 (addhi_1_lea, shlhi_1_lea): New patterns. 13028 (addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL. 13029 13030Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <jh@suse.cz> 13031 13032 * recog.c (general_operand, nonimmediate_operand): Accept 13033 any mode for VOIDmode CONSTANT_P operands. 13034 13035Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <jh@suse.cz> 13036 13037 * gcse.c (try_replace_reg): Use validate_replace_rtx_subexp 13038 instead of replace_rtx. 13039 * recog.c (validate_replace_rtx_subexp): New function. 13040 * recog.h (validate_replace_rtx_subexp): Declare. 13041 13042Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <jh@suse.cz> 13043 13044 * combine.c (simplify_set, make_extraction, make_compound_operation 13045 make_field_assignment): Use full mask instead of GET_MODE_MASK (mode) 13046 as force_to_mode argument. 13047 13048Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <jh@suse.cz> 13049 13050 * combine.c (if_then_else_cond): Be sure that mode fits in 13051 HOST_WIDE_INT. 13052 13053Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <jh@suse.cz> 13054 13055 * combine.c (record_promoted_value): Allow bitsize of mode 13056 to be equivalent to HOST_BITS_PER_WISE_INT. 13057 13058Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <jh@suse.cz> 13059 13060 * function.c (assign_stack_local_1, assign_stack_temp_for_type): 13061 Do not call gen_mode_alignment when mode is BLKmode. 13062 13063Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <jh@suse.cz> 13064 13065 * loop.c (express_from_1): Fix call of simplify_gen_binary. 13066 13067Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <jh@suse.cz> 13068 13069 * simplify-rtx.c (simplify_relational_operation): Verify that mode == 13070 VOIDmode implies both operands to be VOIDmode. 13071 (simplify_ternary_operation): Compute properly the mode of comparison. 13072 * combine.c (combine_simplify_rtx): Likewise. 13073 130742000-07-25 Michael Hayes <mph@paradise.net.nz> 13075 13076 * basic-block.h (struct loops): New field rc_order. 13077 * flow.c (flow_loops_cfg_dump): Dump rc_order if computed. 13078 (flow_loops_free): Free rc_order. 13079 (flow_depth_first_order_compute): New parameter rc_order. 13080 (flow_loops_find): Allocate rc_order and swap usage with 13081 dfs_order. 13082 130832000-07-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 13084 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 13085 13086 * config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue. 13087 (push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise. 13088 (nodb_call, return_from_epilogue): Likewise. 13089 (return_from_interrupt_epilogue, prologue, epilogue): Likewise. 13090 * config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add. 13091 * config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add. 13092 (c4x_expand_prologue, c4x_expand_epilogue): Likewise. 13093 (c4x_valid_type_attribute_p): Likewise. 13094 * config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete. 13095 (FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL. 13096 130972000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 13098 13099 * config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant 13100 and loadhi_big_constant if applicable. 13101 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak 13102 and add new splitter.s 13103 131042000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 13105 13106 * config/c4x/c4x.c (c4x_rptb_insert): Make more robust. 13107 131082000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 13109 13110 * config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label. 13111 131122000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 13113 13114 * config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings. 13115 131162000-07-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 13117 13118 * config/c4x/libgcc.S (divqf3): Improve accuracy. 13119 131202000-07-27 Mark Mitchell <mark@codesourcery.com> 13121 13122 Put phi nodes after NOTE_INSN_BASIC_BLOCK. 13123 * rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro. 13124 * bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P. 13125 (get_prev_bb_note): Likewise. 13126 (remove_scope_notes): Likewise. 13127 * flow.c (commit_one_edge_insertion): Likewise. 13128 (merge_blocks_nomove): Likewise. 13129 (verify_flow_info): Likewise. 13130 * gcse.c (insert_insn_end_bb): Likewise. 13131 * reg-stack.c (emit_swap_insn): Likewise. 13132 * ssa.c (first_insn_after_basic_block_note): New function. 13133 (insert_phi_node): Use it. 13134 (rename_block): Likewise. 13135 (eliminate_phi): Likewise. 13136 (make_regs_equivalent_over_bad_edges): Likewise. 13137 (make_equivalent_phi_alternatives_equivalent): Likewise. 13138 (for_each_successor_phi): Likewise. 13139 (convert_from_ssa): Modify phi-node deletion algorithm. 13140 131412000-07-29 Andreas Jaeger <aj@suse.de> 13142 13143 * configure.in (mips*-*-linux*): Use mips*el to check for little 13144 endian MIPS, add tmake_file. 13145 13146 * config/mips/linux.h (TARGET_VERSION): Use GNU/Linux. 13147 (SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1. 13148 Patches by Maciej W. Rozycki <macro@ds2.pg.gda.pl>. 13149 131502000-07-28 Richard Henderson <rth@cygnus.com> 13151 13152 * config/ia64/ia64.c (ia64_print_operand): Fix typos. 13153 Sign extend mode size before negating. 13154 131552000-07-28 Richard Henderson <rth@cygnus.com> 13156 13157 * emit-rtl.c (gen_lowpart_common): Add missing 'c' variable. 13158 131592000-07-28 Bernd Schmidt <bernds@cygnus.co.uk> 13160 13161 * cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY. 13162 (cse_insn): Likewise. 13163 (addr_affects_sp_p): Likewise. 13164 * expr.c (move_by_pieces): Likewise. 13165 (clear_by_pieces): Likewise. 13166 * gcse.c (oprs_unchanged_p): Likewise. 13167 * haifa-sched.c (sched_analyze_2): Likewise. 13168 * recog.c (offsettable_address_p): Likewise. 13169 * regclass.c (record_address_regs): Likewise. 13170 * reload.c (find_reusable_reload): Likewise. 13171 (push_reload): Likewise. 13172 (operands_match_p): Likewise. 13173 (decompose): Likewise. 13174 (find_reloads_address_1): Likewise. 13175 (find_inc_amount): Likewise. 13176 * reload1.c (elimination_effects): Likewise. 13177 * resource.c (mark_set_resources): Likewise. 13178 * flow.c (attempt_auto_inc): New function; mostly broken out 13179 of find_auto_inc. 13180 (find_auto_inc): Split into two functions and enhanced to 13181 generate POST_MODIFY. 13182 * rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment. 13183 * rtl.h (count_all_occurrences): Declare. 13184 (HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not 13185 defined. 13186 * rtlanal.c (count_all_occurrences): New function. 13187 * tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP, 13188 HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document. 13189 13190 * config/ia64/ia64-protos.h (destination_operand): Declare. 13191 * config/ia64/ia64.c (destination_operand): New function. 13192 (ia64_print_operand): Handle POST_MODIFY. 13193 (rtx_needs_barrier): Likewise. 13194 * config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1. 13195 (HAVE_POST_MODIFY_REG): Define to 1. 13196 (MAX_REGS_PER_ADDRESS): Change to 2. 13197 (GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too. 13198 (LEGITIMATE_ADDRESS_REG): New helper macro. 13199 (LEGITIMATE_ADDRESS_DISP): Likewise. 13200 (PREDICATE_CODES): Add entry for destination_operand. 13201 * config/ia64/ia64.md (all mov patterns): Use destination_operand 13202 predicate for operand 0. 13203 132042000-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 13205 13206 * dwarf2out.c: Indent #error directive. 13207 13208 * gbl-ctors.h: Fix typo in comment. 13209 (__do_global_ctors): Prototype. 13210 13211 * gcse.c (record_one_set, pre_delete): Remove unused variables. 13212 13213 * rs6000.c (rs6000_maybe_dead): Delete unused prototype. 13214 (print_operand): Initialize variable `t'. 13215 132162000-07-27 Aldy Hernandez <aldyh@redhat.com> 13217 13218 * config/arm/arm.md ("call_value"): removed constraints. 13219 Constraints are ignored in expanders. 13220 (*call_value_reg): split =rf into various constraints. 13221 (*call_value_mem): same 13222 (*call_value_symbol): same 13223 (*sibcall_value_insn): same 13224 132252000-07-28 Philipp Thomas <pthomas@suse.de> 13226 13227 * install.texi (--enable-nls): Change the description of the NLS 13228 related configure options to match the current state. 13229 (--with-included-gettext): Likewise. 13230 (--enable-maintainer-mode): New description added. 13231 * extend.texi (-fstrict-prototype): Add missing '.'. 13232 132332000-07-27 Jim Wilson <wilson@cygnus.com> 13234 13235 * dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if 13236 DECL_INITIAL (decl) == NULL_TREE. 13237 132382000-07-27 Alexandre Oliva <aoliva@redhat.com> 13239 13240 * Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies 13241 on insn-attr.h with it. 13242 * genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length. 13243 * insn-addr.h: New header. 13244 (insn_addresses_): Renamed from insn_addresses. 13245 (INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC, 13246 INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE, 13247 INSN_ADDRESSES_NEW): New macros. 13248 * genattrtab.c (write_test_expr): Use new macros. 13249 * final.c (insn_addresses, init_insn_lengths): Likewise. 13250 (align_fuzz, shorten_branches): Likewise. 13251 (final): Likewise. Do not reject new insns if their addresses 13252 have been added to INSN_ADDRESSES. 13253 * config/arm/arm.c, config/avr/avr.c: Use new macros. 13254 * config/h8300/h8300.c, config/i370/i370.c: Likewise. 13255 * config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise. 13256 * config/sparc/sparc.c, config/sparc/sparc.md: Likewise. 13257 * config/sh/sh.c: Likewise. 13258 (output_branchy_insn): Use INSN_ADDRESSES_NEW. 13259 13260 * Makefile.in (bootstrap): Move -BstageN/ back to the beginning. 13261 132622000-07-27 Andrew Cagney <cagney@b1.cygnus.com> 13263 13264 * gcc.c (struct prefix_list): Add member priority. 13265 (enum path_prefix_priority): Declare. 13266 (add_prefix): Replace ``first'' with ``priority''. Append new 13267 entry but keep list in priority order. 13268 (process_command): Update. Pass PREFIX_PRIORITY_B_OPT or 13269 PREFIX_PRIORITY_LAST to add_prefix. 13270 (process_command): Move include kludge - foo/stageN - to before 13271 foo/include. 13272 132732000-07-27 Jason Merrill <jason@redhat.com> 13274 13275 * dwarf2out.c (gen_typedef_die): Abort if we get identical 13276 TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef. 13277 132782000-07-27 RodneyBrown <RodneyBrown@pmsc.com> 13279 13280 * expr.h (get_alias_set, lang_get_alias_set): Delete prototypes. 13281 * tree.h (get_alias_set, lang_get_alias_set): Prototype. 13282 132832000-07-27 Joseph S. Myers <jsm28@cam.ac.uk> 13284 13285 * c-decl.c (finish_function): Don't treat 'main' specially unless 13286 flag_hosted. In C99 mode, return 0 from 'main' unless 13287 DEFAULT_MAIN_RETURN is otherwise defined. 13288 13289 * c-decl.c (store_parm_decls): In C99 mode, pedwarn for function 13290 parameters defaulting to int in an old-style function definition. 13291 132922000-07-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 13293 13294 * c-parse.in (string): For -Wtraditional, warn about string 13295 concatenation only once per line. 13296 13297Thu Jul 27 09:25:17 2000 Akiko Matsushita <matusita@sra.co.jp> 13298 13299 * pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES 13300 for HI-UX/WE2 systems. 13301 133022000-07-24 Bruce Korb <bkorb@gnu.org> 13303 13304 * fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC 13305 defining the __xxx_TYPE__ macros. 13306 * fixincl/fixincl.tpl(gnu_type_map): now obsolete 13307 * fixincl/fixlib.h: don't need to include "tm.h" anymore 13308 * fixincl/inclhack.def(type_map): now obsolete 13309 13310Thu Jul 27 11:54:17 2000 Andrew Cagney <cagney@b1.cygnus.com> 13311 13312 * cpp.texi: Append a trailing full-stop to xrefs where needed. 13313 133142000-07-26 Dave Pitts <dpitts@cozx.com> 13315 13316 * i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash 13317 routine constants. 13318 (mvs_hash_alias): New function. 13319 (mvs_add_alias): Change argument spacing. 13320 (mvs_need_alias): Change aliasing criteria. Added documentation. 13321 (mvs_get_alias): Change to use hashed name. The hashed name prevents 13322 CSECT name collisions. 13323 (mvs_check_alias): Likewise. 13324 (handle_pragma): Change documentation. 13325 * i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx 13326 mode from SImode to DImode. 13327 (iorhi3): Changed LTORG size for insn. 13328 13329Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com> 13330 13331 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a 13332 mem if the address is a mode_dependent_address_p. 13333 133342000-07-26 Kazu Hirata <kazu@hxi.com> 13335 13336 * h8300.c (print_operand): Print ":8" when the 'R' operand is 13337 suitable for 8-bit absolute. 13338 * h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New. 13339 (OK_FOR_U): Add a case for the 8-bit constant address on the 13340 H8/300H. 13341 13342Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <hp@axis.com> 13343 13344 * varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON) 13345 && ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test 13346 ! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about 13347 lack of implemented alignment. 13348 133492000-07-26 Geoffrey Keating <geoffk@cygnus.com> 13350 13351 * emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle 13352 cross-compiling between 64-bit and 32-bit machines. 13353 133542000-07-27 Richard Henderson <rth@cygnus.com> 13355 13356 * config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New. 13357 (movhicc_astep, movhi_internal_astep): New. 13358 (movsicc_astep, movsi_internal_astep): New. 13359 (movdicc_astep, movdi_internal_astep): New. 13360 (movsfcc_astep, movsf_internal_astep): New. 13361 (movdfcc_astep, movdf_internal_astep): New. 13362 (movxfcc_astep, movxf_internal_astep): New. 13363 (cmovdi_internal_astep, cmovsi_internal_astep): New. 13364 Unify the cmov[ds]i splitters. 13365 133662000-07-27 Rodney Brown <RodneyBrown@pmsc.com> 13367 13368 * real.c (asctoeg): Rename `error' label to unexpected_char_error 13369 133702000-07-26 Nick Clifton <nickc@cygnus.com> 13371 13372 * config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of 13373 __arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h 13374 13375 * dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as 13376 well as PARALLEL blocks in FRAME_RELATED_EXPR notes. 13377 133782000-07-26 Alexandre Oliva <aoliva@redhat.com> 13379 13380 * c-decl.c (finish_enum): Convert enumerations that fit in an 13381 `int' to `int'. 13382 (build_enumerator): In pedantic mode, cast to `int' those that 13383 don't. 13384 133852000-07-25 Rodney Brown <RodneyBrown@pmsc.com> 13386 13387 * config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New. 13388 13389Tue Jul 25 23:08:33 2000 J"orn Rennecke <amylaar@cygnus.co.uk> 13390 13391 * sh.md (cmpgtdi_t): Must be split. 13392 (cmpgtdi_t+1): New splitter. 13393 133942000-07-25 Zack Weinberg <zack@wolery.cumb.org> 13395 13396 * cpplib.c (_cpp_check_directive): Issue -Wtraditional 13397 warnings for indented directives even if we are skipping. 13398 133992000-07-25 Nathan Sidwell <nathan@codesourcery.com> 13400 13401 * invoke.texi (strict-prototypes): Remove. 13402 * extend.texi (Deprecated Features): Add strict-prototypes. 13403 (Backwards Compatibility): New node. 13404 134052000-07-25 Jakub Jelinek <jakub@redhat.com> 13406 13407 * config/i386/i386.md (andsi_1+1): Allow HImode. 13408 (andsi_1+2): Require q_regs_operand. 13409 134102000-07-25 Jakub Jelinek <jakub@redhat.com> 13411 13412 * config/i386/i386.md (call_pop): Check operands[0], 13413 not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF. 13414 (call): Likewise. 13415 (call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF. 13416 (call_value): Likewise. 13417 134182000-07-25 Zack Weinberg <zack@wolery.cumb.org> 13419 13420 * toplev.c (pipe_closed): Delete. 13421 (crash_signal): New. Generate ICE for a fatal signal. 13422 (float_signal): Call crash_signal outside a float-handler 13423 block, not abort. 13424 (main): Install crash_signal as handler for core-dumping signals. 13425 134262000-07-25 David Edelsohn <edelsohn@gnu.org> 13427 13428 * rs6000.c (print_operand, case 'T'): New case. 13429 13430 * rs6000.md (call_indirect_aix32): Convert to expander of 13431 scheduled instructions. 13432 (call_indirect_aix64): Likewise. 13433 (call_value_indirect_aix{32,64}): Likewise. 13434 (call, call_value): Invoke expanders for AIX. Fall through to 13435 matchers for SysV. 13436 (call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr). 13437 (call_value_indirect_nonlocal_aix{32,64}): New patterns. 13438 (call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1 13439 only "g" constraint. 13440 (call_nonlocal_aix64): Likewise. 13441 (call_value_nonlocal_aix{32,64}): Likewise. 13442 (call_nonlocal_sysv): New pattern for ctr, lr, and symbolic 13443 operands. 13444 (call_value_nonlocal_sysv): New pattern. 13445 (indirect_jump{si,di}): Use new 'T' modifier. 13446 (tablejump{si,di} matchers): Likewise. 13447 (return_internal_{si,di}): Likewise. 13448 (return_eh_{si,di}): Likewise. 13449 134502000-07-24 Richard Henderson <rth@cygnus.com> 13451 13452 * config/ia64/ia64.c (ia64_print_operand): Handle "%,". 13453 * config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise. 13454 * config/ia64/ia64.md (movdi_internal): Use it. 13455 134562000-07-24 Zack Weinberg <zack@wolery.cumb.org> 13457 13458 * cppexp.c: Warn about unary + if -Wtraditional. 13459 * cpplex.c (lex_line): Always set BOL on the first token of a line. 13460 134612000-07-24 Michael Meissner <meissner@redhat.com> 13462 13463 * d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to 13464 unsupported macro. 13465 134662000-07-24 Nick Clifton <nickc@cygnus.com> 13467 13468 * config/arm/arm.c (emit_multi_reg_push): Generate a 13469 REG_FRAME_RELEATED_NOTE that is compatible with the code in 13470 dwarf2out_debug_frame_expr. 13471 134722000-07-24 Jason Merrill <jason@redhat.com> 13473 13474 * dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without 13475 UNALIGNED_INT_ASM_OP. 13476 (def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust 13477 a location expression. 13478 (dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't 13479 assume indirect access if we're saving the CFA address exactly. 13480 13481 * Makefile.in (bootstrap): Move -BstageN/ to the end. 13482 134832000-07-24 Jakub Jelinek <jakub@redhat.com> 13484 13485 * tradcpp.c (main): Update max_include_len for cpp_include_defaults 13486 as well. 13487 134882000-07-24 Michael Meissner <meissner@redhat.com> 13489 13490 * invoke.texi (D30V Options): Add d30v options. 13491 13492Mon Jul 24 02:04:52 2000 Jeffrey A Law (law@cygnus.com) 13493 13494 * gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not 13495 needed by our gcse pass anymore. 13496 (free_pre_mem): Corresponding changes. 13497 (compute_pre_data): Do not call compute_transpout anymore. 13498 13499 * gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'. 13500 (free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding 13501 changes. 13502 13503 * gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here. 13504 (compute_pre_data): Do it here instead. 13505 13506 * gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap 13507 'temp_bitmap'. 13508 (pre_delete): Corresponding changes. 13509 135102000-07-23 Mark Mitchell <mark@codesourcery.com> 13511 13512 * c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN 13513 to figure out whether or not a variable has already been emitted. 13514 13515Sun Jul 23 14:49:12 2000 Jason Eckhardt <jle@cygnus.com> 13516 13517 * config/i860/i860.md (untyped_call expander): Use GEN_CALL 13518 instead of gen_call. 13519 13520Sun Jul 23 11:52:03 2000 George Helffrich (george@gly.bris.ac.uk) 13521 13522 * dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab. 13523 135242000-07-23 Kazu Hirata <kazu@hxi.com> 13525 13526 * h8300.c: Fix formatting. 13527 135282000-07-23 Joseph S. Myers <jsm28@cam.ac.uk> 13529 13530 * c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn 13531 for `long' switch expression into a plain warning. 13532 13533 * c-lex.c (init_lex): Keep the "inline" keyword in C99 mode. 13534 (yylex): Don't pedwarn for "inline" in C99 mode. 13535 13536 * bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing 13537 with %p. 13538 * ggc-page.c (debug_print_page_list, alloc_page, free_page, 13539 ggc_alloc): Likewise. 13540 * bb-reorder.c (dump_scope_forest_1): Likewise. 13541 135422000-07-22 Aldy Hernandez <aldyh@redhat.com> 13543 13544 * reload.c (find_reloads_toplev): Add new parameter 13545 "address_reloaded". 13546 (find_reloads): Add new parameter to find_reloads_toplev calls. 13547 135482000-07-22 Jeffrey Oldham <oldham@codesourcery.com> 13549 13550 * collect2.c (main): Typo fixed. 13551 * diagnostic.c: Typo fixed. 13552 * dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed. 13553 * eh-common.h: Typo fixed. 13554 * emit-rtl.c (start_sequence): Typo fixed. 13555 * flow.c (find_label_refs): Typo fixed. 13556 (calculate_global_regs_live): Typo fixed. 13557 (mark_regno_cond_dead): Typo fixed. 13558 (create_edge_list): Typos fixed. 13559 (verify_edge_list): Typo fixed. 13560 * ggc-common.c (ggc_mark_rtx_children): Typo fixed. 13561 * loop.c (strength_reduce): Typo in function name fixed. 13562 * rtl.h: Added comments. Typo in function name fixed. 13563 * rtlanal.c: Typo in function name fixed. 13564 (insn_dependant_p): Rename to ... 13565 (insn_dependent_p): ... this. 13566 (computed_jumo_p): Typo fixed. 13567 135682000-07-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 13569 13570 * system.h (__FUNCTION__): Wrap definition in #ifndef. 13571 135722000-07-21 David Edelsohn <edelsohn@gnu.org> 13573 13574 * rs6000.h (SIZE_TYPE): Define. 13575 135762000-07-21 Mark Mitchell <mark@codesourcery.com> 13577 13578 * ssa.c (rename_insn_1): Don't rename registers that are 13579 CLOBBERed. 13580 135812000-07-21 Zack Weinberg <zack@wolery.cumb.org> 13582 13583 * diagnostic.c (trim_filename, fancy_abort): Moved here from 13584 rtl.c. 13585 (fatal_function, set_fatal_function): Removed. 13586 (fatal): Don't prepare for or call the fatal_function. 13587 (diagnostic_lock, error_recursion): New. 13588 (diagnostic_for_decl, report_diagnostic): Guard against 13589 re-entering the error reporting routines. 13590 (fancy_abort): Assume function is not NULL. 13591 13592 * errors.c (fancy_abort): New. Assume function is not NULL. 13593 * tradcpp.c (fancy_abort): Assume function is not NULL. 13594 13595 * system.h: Provide default definition of __FUNCTION__. 13596 * rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout. 13597 Always use __FUNCTION__ in definition of abort. 13598 * tree.h: Likewise. 13599 * varray.h: Likewise. 13600 * toplev.h: Likewise. Don't prototype set_fatal_function. 13601 136022000-07-20 Geoff Keating <geoffk@cygnus.com> 13603 13604 * config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly 13605 in 64-bit mode. 13606 * glimits.h: Don't do #if defined for ARCH_PPC. 13607 13608 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All 13609 constants of size no larger than a pointer should go in the TOC. 13610 Add 'MODE' parameter. 13611 (LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to 13612 ASM_OUTPUT_SPECIAL_POOL_ENTRY_P. 13613 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise. 13614 * config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise. 13615 * config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise. 13616 * config/rs6000/rs6000.c (constant_pool_expr_1): Likewise. 13617 (rs6000_legitimize_address): Likewise. 13618 (rs6000_emit_move): Likewise. 13619 (rs6000_select_rtx_section): Likewise. 13620 (output_toc): Deal properly with outputting small constants like 13621 HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode. 13622 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add 13623 MODE parameter. Put small constants in the TOC. 13624 13625 * config/rs6000/rs6000.c (easy_fp_constant_p): All constants are 13626 easy in SImode. 13627 (rs6000_emit_move): When reload calls us with an illegitimate 13628 address, exit early. Move the change_address calls to one place 13629 at the end of the routine. Merge the SImode and DImode expanders. 13630 When called by reload to put an integer into a FP register, force 13631 it to memory. 13632 13633 * config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode' 13634 field. 13635 (rs6000_hash_constant): Hash mode too. 13636 (toc_hash_function): Allow for key_mode. 13637 (toc_hash_eq): Structures are different if key_mode differs. 13638 (output_toc): Add 'mode' parameter. Save key_mode. 13639 * config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): 13640 Pass 'mode' parameter. 13641 * config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param. 13642 13643 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME 13644 for vtable references. 13645 13646 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a 13647 choice, don't put integer values in FP regs. 13648 13649Thu Jul 20 18:13:52 2000 Jeffrey A Law (law@cygnus.com) 13650 13651 * flow.c (verify_flow_info): Revamp code to verify that the 13652 head and end of each basic block are in the insn chain. 13653 13654Thu Jul 20 18:02:35 2000 Michael Matz <matzmich@cs.tu-berlin.de> 13655 13656 * gcse.c (record_one_set): Prepend instead of append onto 13657 reg_set_table, making it O(n) instead O(n^2). 13658 * lcm.c (compute_antinout_edge,compute_laterin,compute_available): 13659 Use a queue instead of a stack as worklist. 13660 136612000-07-20 Kazu Hirata <kazu@hxi.com> 13662 13663 * h8300.c (two_insn_adds_subs_operand): Fix a typo. 13664 * h8300.h (OK_FOR_T): New. 13665 (EXTRA_CONSTRAINT): Support OK_FOR_T. 13666 * h8300.md: Use inc/dec.[wl] for increment/decrement 13667 by 1 and 2 in HI and SI modes. 13668 136692000-07-20 Jim Wilson <wilson@cygnus.com> 13670 13671 * config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values 13672 larger than 14 bits. 13673 136742000-07-20 Zack Weinberg <zack@wolery.cumb.org> 13675 13676 * cppmacro.c (CAN_PASTE_AFTER): New macro. 13677 (count_params): Don't set GNU_REST_ARGS on anything. 13678 (save_expansion): Set PASTE_LEFT only on tokens for which 13679 CAN_PASTE_AFTER is true, or which are named operators. 13680 13681 * cpplex.c (parse_args): Distinguish between a rest argument 13682 given one empty argument, and a rest argument given zero arguments. 13683 (maybe_paste_with_next): Look for VOID_REST tag, and trigger 13684 deletion of previous token based on that. 13685 (get_raw_token): Flatten some control structure. 13686 13687 * cpplib.h (CPP_LAST_EQ): Correct. 13688 (VOID_REST): New token flag. 13689 (GNU_REST_ARGS): Delete. 13690 13691 * tradcpp.c (main): Don't munge -D options. 13692 (make_definition): Bring -D handling in line with cpplib. 13693 (do_define): Strip all leading whitespace from macro definitions. 13694 136952000-07-20 David Billinghurst <David.Billinghurst@riotinto.com.au> 13696 13697 * Makefile.in (tradcpp): Depend on intl.o and version.o. 13698 136992000-07-20 Bruce Korb <bkorb@gnu.org> 13700 13701 * fixincl/check.tpl: strip the platform specific types before testing 13702 * fixincl/fixfixes.c(gnu_type_fix): use platform specific types 13703 * fixincl/fixincl.tpl: use platform specific types 13704 * fixincl/fixlib.h: include the platform specific types 13705 * fixincl/inclhack.def(gnu_types): don't supply the types 13706 * fixincl/fixincl.x: regen 13707 137082000-07-19 Jim Wilson <wilson@cygnus.com> 13709 13710 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in 13711 GR_REGS. 13712 137132000-07-19 Zack Weinberg <zack@wolery.cumb.org> 13714 13715 * tradcpp.c (rescan): Do not recognize directives when the # 13716 is indented. 13717 137182000-07-19 Zack Weinberg <zack@wolery.cumb.org> 13719 13720 Implement C++ named operators. 13721 13722 * cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block 13723 of operators allowed in #if and having an _EQ variant. Add 13724 CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED. 13725 (cpp_token flags): Add NAMED_OP. 13726 (enum node_type): Add T_OPERATOR. 13727 (struct cpp_hashnode): Add code slot to value union. 13728 * cpphash.h (spec_nodes): Remove n_defined. 13729 13730 * cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types. 13731 (spell_token, can_paste, maybe_paste_with_next): Handle named operators. 13732 (is_macro_disabled): Tweak error messages. 13733 13734 * cpplib.c (get_define_node): Disallow all named operators as 13735 macro names. Tweak error messages. 13736 (_cpp_init_stacks): Don't set up spec_nodes->n_defined. 13737 13738 * cppinit.c (builtin_array): Add entries for the named operators. 13739 * cppexp.c (lex): Check for CPP_DEFINED token. 13740 (priority table): Add entries for CPP_MIN and CPP_MAX. 13741 (_cpp_parse_expr): Handle CPP_MIN and CPP_MAX. 13742 137432000-07-19 Bernd Schmidt <bernds@cygnus.co.uk> 13744 13745 * gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is 13746 larger than the array of cuids. 13747 (alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing 13748 cuids. 13749 137502000-07-19 Bruce Korb <bkorb@gnu.org> 13751 13752 * fixinc/fixincl.c: Convert to using a table of environment variables 13753 and activate the auto-edit marker on the fixed output files. 13754 * fixinc/fixlib.h: Define the environment table 13755 * fixinc/fixincl.sh: export the ${INPUT} dir 13756 * fixinc/check.tpl: likewise 13757 137582000-07-18 Zack Weinberg <zack@wolery.cumb.org> 13759 13760 * gcc.c (.h spec): Fix typo. 13761 13762Wed Jul 19 01:22:15 CEST 2000 Marc Espie <espie@cvs.openbsd.org> 13763 13764 * Makefile.in: Fix tradcif.c path. 13765 137662000-07-18 Zack Weinberg <zack@wolery.cumb.org> 13767 13768 * cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry 13769 macros, not five. 13770 13771 * cpphash.h (TOKEN_NAME): New macro. 13772 (_cpp_spell_operator): Deleted. 13773 (token_spellings): Now _cpp_token_spellings. 13774 13775 * cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator. 13776 * cpplex.c: Use OP and TK macros when expanding the 13777 TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens, 13778 store the stringification of the enumeration name (CPP_CHAR, 13779 etc.) in the name slot of token_spellings. 13780 Use TOKEN_NAME and/or TOKEN_SPELL, do not reference 13781 token_spellings directly. 13782 * cpplib.c: Use TOKEN_SPELL. 13783 13784 * cpplex.c (_cpp_push_token): If the token being pushed back 13785 is the previous token in this context, just subtract one from 13786 context->posn. 13787 * cppmacro.c (save_expansion): Clear aux field when storing a 13788 placemarker. 13789 137902000-07-18 Jakub Jelinek <jakub@redhat.com> 13791 13792 * cpplex.c (cpp_scan_buffer): Output line command even at the stop 13793 buffer, provided it is not NULL. 13794 137952000-07-18 Alexandre Oliva <aoliva@redhat.com> 13796 13797 * c-decl.c (duplicate_decls): Do not call make_var_volatile() in 13798 case of invalid volatile re-declaration. 13799 138002000-07-18 Jakub Jelinek <jakub@redhat.com> 13801 13802 * calls.c (store_arg): Return nonzero if sibcall_failure is desired. 13803 (expand_call): Adjust caller. 13804 138052000-07-17 Gabriel Dos Reis <gdr@codesourcery.com> 13806 13807 * diagnostic.h (report_diagnostic): Change prototype. 13808 13809 * diagnostic.c (output_do_verbatim, diagnostic_for_asm, 13810 diagnostic_for_decl): Change prototype. 13811 (error_with_decl, warning_with_decl, pedwarn_with_decl, warning, 13812 error, warning, error_with_file_and_line, 13813 warning_with_file_and_line, pedwarn_with_file_and_line, fatal): 13814 Adjust call to report_diagnostic, diagnostic_for_decl. 13815 (error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm. 13816 (output_verbatim, verbatim): Adjust call to output_do_verbatim. 13817 13818 * c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End 13819 varaible argument list. 13820 138212000-07-17 Zack Weinberg <zack@wolery.cumb.org> 13822 13823 * cpphash.c: Don't include hashtab.h. Most macro-handling code 13824 moved to cppmacro.c. 13825 (hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash, 13826 dump_hash_helper): Delete. 13827 (expand_hash, higher_prime_number, _cpp_lookup_with_hash, 13828 cpp_forall_identifiers): New. Implement specialized version of 13829 Vlad's expandable hash table. 13830 (cpp_lookup): Use new functions. 13831 (_cpp_init_macros, _cpp_cleanup_macros): Adjust for new 13832 implementation. 13833 * cppmacro.c: New file. 13834 * cppinit.c (dump_macros_helper): New. 13835 (cpp_finish): Iterate over the identifier table directly. 13836 * cpplex.c (parse_name): Calculate the hash of the identifier 13837 while we scan it. Use _cpp_lookup_with_hash when we can. 13838 13839 * cpphash.h: Update prototypes. 13840 (xcnewvec, HASHSTEP): New helper macros. 13841 * cpplib.h: Update prototypes. 13842 * Makefile.in (LIBCPP_OBJS): Add cppmacro.o. 13843 (cppmacro.o): New rule. 13844 (cpphash.o): Update deps. 13845 13846 * cppmain.c: Do not set pfile->printer if no_output is on. 13847 138482000-07-15 Neil Booth <neilb@earthling.net> 13849 13850 * cpplib.c: Change all directive-handler functions to return 13851 void, not int. 13852 * cpphash.h: Update typedefs. 13853 138542000-07-17 Geoffrey Keating <geoffk@cygnus.com> 13855 13856 * configure: Regenerate. 13857 13858 * extend.texi (Extended Asm): Mention that a memory clobber 13859 does not count as a side-effect. 13860 13861 * unroll.c (copy_loop_body): Fix one instance of using host 13862 arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit 13863 cross-compile. 13864 13865 * tlink.c (scan_linker_output): Tweak for output of AIX ld. 13866 138672000-07-17 Richard Henderson <rth@cygnus.com> 13868 13869 * config/ia64/ia64.md (movdi): Split out load address code. 13870 New post-reload splitter for symbolic operands. 13871 (movdi_internal): Abort if we didn't split symbolic operands 13872 when we should have. 13873 * config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits. 13874 (ia64_reorg): Split insns when not optimizing. 13875 * config/ia64/ia64-protos.h (ia64_expand_load_address): Declare. 13876 13877Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <jh@suse.cz> 13878 13879 * real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE 13880 instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format. 13881 138822000-07-17 Chandrakala Chavva <cchavva@cygnus.com> 13883 13884 * loop.c (check_dbra_loop) : Changed loop_continue to loop->cont. 13885 138862000-07-17 Jason Merrill <jason@redhat.com> 13887 13888 * Makefile.in (clean): Remove libgcc directory. 13889 13890 * configure.in (-Wno-long-long check): Use higher-level macros. 13891 138922000-07-17 Zack Weinberg <zack@wolery.cumb.org> 13893 13894 * simplify-rtx.c (simplify_binary_operation): Recognize 13895 (compare (gt[u] (cc) 0) (lt[u] (cc) 0)). 13896 (simplify_ternary_operation): Do not examine MODE_BITSIZE of 13897 a CONST_INT, it will always be zero. 13898 138992000-07-17 Chandrakala Chavva <cchavva@cygnus.com> 13900 13901 * loop.c (check_dbra_loop) : Return if more than one condition is 13902 present to control the loop. 13903 13904Mon Jul 17 08:26:35 2000 Clinton Popetz <cpopetz@cygnus.com> 13905 13906 * mips.c (mips_expand_prologue): Don't calculate the last argument 13907 register unless we need it. When we are calculating this, make 13908 sure FUNCTION_ARG is giving us a REG. 13909 139102000-07-17 Stephane Carrez <Stephane.Carrez@worldnet.fr> 13911 13912 * flow.c (libcall_dead_p): Use single_set to verify the insn 13913 has only one set and get for analysis. 13914 (propagate_one_insn): Don't pass the PATTERN of the insn. 13915 139162000-07-17 Mark Klein <mklein@dis.com> 13917 13918 * pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3. 13919 139202000-07-17 J. David Anglin <dave@hiauly1.hia.nrc.ca> 13921 13922 * Makefile.in (TARGET_GETGROUPS_T): New configuration variable. 13923 * configure.in (TARGET_GETGROUPS_T): Evaluate. 13924 * sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type 13925 of second argument of getgroups. 13926 * configure, config.in: Rebuilt. 13927 139282000-07-17 Geoffrey Keating <geoffk@cygnus.com> 13929 13930 * simplify-rtx.c (simplify_relational_operation): Two signed 13931 values with equal high words are less/greater than each other if 13932 their low words are less/greater when considered as unsigned. 13933 13934Mon Jul 17 02:37:06 2000 Marc Espie <espie@openbsd.org> 13935 13936 * configure.in (vax-*-openbsd): Change to new style configuration, 13937 add collect2/float_format information. 13938 * configure: Rebuilt. 13939 * config/vax/openbsd1.h: New. 13940 * config/vax/openbsd.h: New. 13941 * config/vax/t-openbsd: New. 13942 139432000-07-17 Chip Salzenberg <chip@valinux.com> 13944 13945 * c-common.c (shorten_compare): Quiet warnings about unsigned 13946 comparisons with zero when they occur in a system header. 13947 139482000-07-17 Joseph S. Myers <jsm28@cam.ac.uk> 13949 13950 * invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and 13951 update to describe current practice. 13952 13953 * glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99. 13954 13955 * contrib.texi, cpp.texi, extend.texi, invoke.texi: Update 13956 references to C9X. Change references to -fstd and -flang-isoc9x 13957 to refer to -std. 13958 13959 * c-common.c (scan_char_table): Allow "z" length modifiers on 13960 diouxXn formats. 13961 (check_format_info): Use TYPE_DOMAIN on the type matched against 13962 for "z" formats, to retrieve the language size_t rather than the 13963 internal one. 13964 13965 * c-common.c (check_format_info): Do not make a pedantic objection 13966 to the 'L' length modifier if used with a floating point type 13967 character. 13968 13969 * c-lex.c (yylex): Don't pedwarn for hexadecimal floating point 13970 constants in C99 mode. 13971 139722000-07-17 Kazu Hirata <kazu@hxi.com> 13973 13974 * h8300.md: Fix the format of mac. 13975 (movsi_h8300hs): Output a tab after stmac instead of a space. 13976 13977 * h8300.c (two_insn_adds_subs_operand): Improve code for detecting 13978 profitable adds/subs sequences. 13979 13980 * fold-const.c: Fix comment typos. 13981 139822000-07-16 Laurynas Biveinis <lauras@softhome.net> 13983 13984 * cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL. 13985 139862000-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 13987 13988 * fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation. 13989 139902000-07-16 Neil Booth <NeilB@earthling.net> 13991 13992 * cpplex.c: Update comments. 13993 * README.Portability: Small update. 13994 139952000-07-16 Neil Booth <NeilB@earthling.net> 13996 13997 * README.Portability: Small update. 13998 139992000-07-15 Richard Henderson <rth@cygnus.com> 14000 14001 * config/ia64/ia64-protos.h (ia64_move_ok): Prototype. 14002 * config/ia64/ia64.c (ia64_move_ok): New function. 14003 * config/ia64/ia64.md (movqi, movqi_internal): Use it. 14004 (movhi, movsi, movdi, movsf, movdf, movxf): Likewise. 14005 140062000-07-15 Zack Weinberg <zack@wolery.cumb.org> 14007 14008 * cpphash.c (save_expansion): Clear PREV_WHITE on tokens 14009 immediately following a paste operator. 14010 * cppinit.c (sort_options): New function (only for HOST_EBCDIC). 14011 (cpp_reader_init): Call it, if HOST_EBCDIC. 14012 (cpp_handle_options): Do not sort option list here. 14013 (handle_option): Rename to cpp_handle_option and export. 14014 * cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use 14015 _cpp_get_token directly. 14016 (cpp_scan_line): Return 0 at EOF, 1 otherwise. 14017 * cpplib.c (cpp_push_buffer): Don't set new->lineno to 1. 14018 * cpplib.h: Prototype cpp_handle_option. Update prototype of 14019 cpp_scan_line. 14020 140212000-07-15 Richard Henderson <rth@cygnus.com> 14022 14023 * fold-const.c (extract_muldiv): Don't optimize past an unsigned 14024 cast around an expression. Tidy other unsigned tests. 14025 140262000-07-15 Gabriel Dos Reis <gdr@codesourcery.com> 14027 14028 * diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice, 14029 v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove. 14030 (v_message_with_decl): Rename to ... 14031 (format_with_decl): ... this. Tweak 14032 (diagnostic_for_decl): New function. 14033 (fatal_io_error): Use verbatim in lieu of notice. 14034 (announce_function): Use verbatim. 14035 (default_print_error_function): Likewise. 14036 (error_with_decl, warning_with_decl, pedwarn_with_decl): Use new 14037 infratructure. 14038 140392000-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14040 14041 * mips.c (function_arg_pass_by_reference): Don't do automatic 14042 aggregate initialization. 14043 (machine_dependent_reorg): Initialize variable `mode'. 14044 14045 * mips.md (absdi2): Change variable `regno1' to unsigned int. 14046 (reload_indi): Rename loword/hiword to lo_word/hi_word to avoid 14047 conflicts with sys/param.h macro of the same name. 14048 (reload_outdi): Likewise. 14049 140502000-07-15 Michael Meissner <meissner@redhat.com> 14051 14052 * fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO 14053 == CONST + INCREMENT, don't overwrite the tree node for FOO++, 14054 create a new node instead. 14055 140562000-07-15 Neil Booth <NeilB@earthling.net> 14057 14058 * README.Portability: Correct example about calling a function 14059 through a pointer to function. Format wide paragraphs. 14060 140612000-07-15 Michael Meissner <meissner@redhat.com> 14062 14063 * README.Portability: Update integer suffixes and function 14064 prototype sections. 14065 140662000-07-15 Neil Booth <NeilB@earthling.net> 14067 14068 * README.Portability: Small update. 14069 140702000-07-15 Neil Booth <NeilB@earthling.net> 14071 14072 * README.Portability: New file. 14073 14074Fri Jul 14 18:13:53 2000 Mark P Mitchell <mark@codesourcery.com> 14075 14076 * INSTALL: Give special instructions for building GCC on Irix 6. 14077 * config/mips/x-iris6 (CC): Don't set it. 14078 (OLDCC): Likewise. 14079 140802000-07-14 Jason Merrill <jason@redhat.com> 14081 14082 * dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA 14083 register in the stack and later in another register, use the new 14084 register. 14085 14086Fri Jul 14 10:25:53 2000 Clinton Popetz <cpopetz@cygnus.com> 14087 14088 * config/mips/mips.md: (absdi2): Handle sign_extend for 14089 second operand. 14090 140912000-07-14 Nathan Sidwell <nathan@codesourcery.com> 14092 14093 * cpplib.c (do_pragma_dependency): Tidy warning messages. 14094 140952000-07-14 Zack Weinberg <zack@wolery.cumb.org> 14096 14097 * .cvsignore: Correct typo. 14098 140992000-07-13 Mark Mitchell <mark@codesourcery.com> 14100 14101 * .cvsignore: Add generated YACC files. 14102 * objc/.cvsignore: New file. 14103 141042000-07-14 Neil Booth <NeilB@earthling.net> 14105 14106 * cpplex.c (adjust_column): New function. 14107 (skip_whitespace): Use it. 14108 (skip_block_comment): Use it, and warn about /*/* with 14109 -Wcomments. 14110 141112000-07-14 Neil Booth <NeilB@earthling.net> 14112 14113 * cpphash.c (struct macro_info): Add new members. 14114 (_cpp_free_definition): Delete the macro directly. 14115 (count_params): Return void, with first token of 14116 expansion in struct macro_info on success. 14117 (parse_define): Return int. Hoist syntax checking from 14118 save_macro_expansion. Leave call to save_expansion to 14119 _cpp_create_definition. 14120 (alloc_macro): Needs just 2 arguments. 14121 (free_macro): Delete. 14122 (save_expansion): Don't perform syntax check. 14123 (_cpp_create_definition): Call save_expansion. 14124 141252000-07-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14126 14127 * genrecog.c (write_header): Split long string. 14128 14129 * cpphash.c (macro_info): Don't use the `signed' keyword. 14130 14131 * system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__. 14132 141332000-07-13 Jakub Jelinek <jakub@redhat.com> 14134 14135 * calls.c (stored_args_map): New variable. 14136 (check_sibcall_argument_overlap_1): New. 14137 (check_sibcall_argument_overlap): New. 14138 (expand_call): Initialize stored_args_map. 14139 Call check_sibcall_argument_overlap. 14140 141412000-07-13 Bruce Korb <bkorb@gnu.org> 14142 14143 * fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count 14144 (emit_gnu_type): utility procedure for gnu_type_fix 14145 (gnu_type_fix): implement various pre-processor guards around 14146 standard types so these types can be defined over and over 14147 * fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard 14148 types alluded to above will have GNU-compliant base types 14149 * fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct 14150 * fixinc/inclhack.def: add test_text entries and utilize the new 14151 "gnu_types" fix for the ptrdiff_t, size_t and wchar_t types. 14152 * fixinc/fixincl.x: regenerate 14153 141542000-07-12 Gabriel Dos Reis <gdr@merlin.codesourcery.com> 14155 14156 * diagnostic.c (vline_wrapper_message_with_location, 14157 v_message_with_file_and_line, v_error_with_file_and_file, 14158 v_error_for_asm, v_warning_for_asm, vfatal, 14159 v_warning_with_file_and_line, v_pedwarn_with_file_and_line, 14160 vsorry, verror, vwarning, vpedwarn): Remove. 14161 (diagnostic_for_asm): New function. 14162 (pedwarn, error, warning, pedwarn_with_file_and_line, 14163 error_with_file_and_line, warning_with_file_and_line, sorry, 14164 error_for_asm, warning_for_asm, fatal): Reimplement. 14165 (finish_diagnostic): Clear diagnostic info as well. 14166 141672000-07-13 Neil Booth <NeilB@earthling.net> 14168 14169 * c-common.h (flag_digraphs): New. 14170 * c-decl.c (c_decode_option): Set flag_digraphs as appropriate. 14171 * c-lex.c (yylex): Use flag_digraphs to decide whether to 14172 honor digraphs. 14173 141742000-07-13 Zack Weinberg <zack@wolery.cumb.org> 14175 14176 * gcc.c (do_spec_1): Add new %B operator. 14177 (set_input): Prepare for %B. 14178 14179 (link_command_spec): Move up with the other tm.h- 14180 overrideable specs. Factor out the portion conditional on 14181 LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc). 14182 (struct compiler): Just have a single spec string. All users 14183 updated. 14184 (default_compilers): Remove unnecessary braces. 14185 (static_specs): Update. 14186 14187 (trad_capable_cpp, cpp_options, cc1_options, asm_options): New 14188 named specs. 14189 (C and assembly specs): Use the new named specs, as appropriate. 14190 14191 * objc/lang-specs.h: Use the new named specs. 14192 Remove unnecessary braces. 14193 141942000-07-12 Zack Weinberg <zack@wolery.cumb.org> 14195 14196 * gcc.c (execute): If a subprocess gets a fatal signal, report 14197 strsignal() of the signal number, and ask for a bug report. 14198 Do not do this for SIGPIPE if there's already been an error. 14199 14200 * tradcpp.c: Don't include signal.h. Don't catch SIGPIPE. 14201 Delete pipe_closed. 14202 14203 * tradcif.c: Remove. 14204 142052000-07-12 Zack Weinberg <zack@wolery.cumb.org> 14206 14207 * final.c (profile_function): Do not emit profile counters in 14208 the data section, if NO_PROFILE_COUNTERS is defined. 14209 * tm.texi: Document NO_PROFILE_COUNTERS. Update doc for 14210 FUNCTION_PROFILER. 14211 14212 * config/i386/linux.h (NO_PROFILE_COUNTERS): Define. 14213 (FUNCTION_PROFILER): Just emit a call to mcount. 14214 142152000-07-12 Zack Weinberg <zack@wolery.cumb.org> 14216 14217 * tradcpp.c (main): Rename 'perror' label to 'sys_error'. 14218 14219 * cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c, 14220 cpplib.c, cpplib.h: Eradicate all traces of code dependent on 14221 traditional, lang_chill, or lang_fortran. 14222 14223 * cppfiles.c: #undef strcmp to suppress warning about macros 14224 used without arguments. 14225 (_cpp_execute_include): Use f, not fname, in "No include path" 14226 error. 14227 (_cpp_pop_file_buffer): New function. 14228 * cpplib.c: Don't include <sys/mman.h>. 14229 (cpp_push_buffer): Set line_base and lineno in new buffer. 14230 (cpp_pop_buffer): Use _cpp_pop_file_buffer. 14231 14232 * cpplex.c: Move all prototypes and structure declarations to the 14233 top of the file. Properly parenthesize some macro arguments. 14234 (cpp_scan_line): New function. 14235 (special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth, 14236 don't need to walk up the stack counting. 14237 142382000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14239 14240 * c-common.c (combine_strings): Emit a pedantic warning when a 14241 string length is greater than the minimum ANSI C is required 14242 to support. 14243 14244Wed Jul 12 13:24:30 2000 Jeffrey A Law (law@cygnus.com) 14245 14246 * pa/xm-pa64.h (NO_SYS_SIGLIST): Kill. 14247 * d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill. 14248 142492000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14250 14251 * c-decl.c (define_label): Warn about identifier conflicts with 14252 labels in traditional C. 14253 14254 * c-parse.in (unop +): Warn about the unary plus operator for 14255 traditional C. 14256 14257 * c-typeck.c (store_init_value): Warn about automatic aggregate 14258 initialization for traditional C. 14259 14260 * invoke.texi (-Wtraditional): Document new warnings. 14261 142622000-07-12 Gabriel Dos Reis <gdr@codesourcery.com> 14263 14264 * Makefile.in (c-errors.o): Fix thinko in dependency. 14265 142662000-07-12 Zack Weinberg <zack@wolery.cumb.org> 14267 14268 * gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of 14269 -traditional, -ftraditional, or -traditional-cpp was given. 14270 Do not pass -traditional to the preprocessor. 14271 (.S spec): Likewise. Don't bother defining __ASSEMBLER__, the 14272 preprocessor does it automatically. 14273 * objc/lang-specs.h: Likewise. Don't bother defining __OBJC__. 14274 14275 * ch/lang-specs.h: Always use tradcpp. Do not pass 14276 -traditional, -trigraphs, or -pedantic to the preprocessor. 14277 * f/lang-specs.h (.F spec): Likewise. Don't bother defining 14278 _LANGUAGE_FORTRAN. 14279 142802000-07-12 Zack Weinberg <zack@wolery.cumb.org> 14281 14282 * cppexp.c (LOGICAL): Delete macro. 14283 (_cpp_parse_expr): Do not use UNARY for unary +. Implement || 14284 and && directly. 14285 14286 * cpphash.c (HASHSIZE): Increase to 4096. 14287 (struct hashdummy): Add hash field. 14288 (eq_HASHNODE): Compare unreduced hashes, then lengths, then 14289 the string values using memcmp. 14290 (cpp_lookup): Set dummy.hash. 14291 14292Wed Jul 12 13:15:16 2000 Marc Espie <espie@openbsd.org> 14293 14294 * configure.in (m88k-openbsd): Express configuration using new fragment 14295 style. 14296 * configure: Rebuilt. 14297 * m88k/aout-dbx.h: New. 14298 * m88k/openbsd.h: New. 14299 * m88k/xm-openbsd.h: New. 14300 143012000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14302 14303 * expr.c (expand_expr): Return const0_rtx, not error_mark_node. 14304 143052000-07-12 Richard Henderson <rth@cygnus.com> 14306 14307 * reload.c (push_secondary_reload): Make sure to add the new 14308 reload at the end, after acquiring secondary memory. 14309 143102000-07-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14311 14312 * cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL. 14313 14314 * c-decl.c (set_current_function_name_declared, anon_aggr_type_p, 14315 lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED. 14316 14317 * c-parse.in (stmt): Delete unused variables. 14318 14319 * convert.c (convert_to_vector): Likewise. 14320 14321 * gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'. 14322 14323 * tree.c (finish_vector_type): Prototype. 14324 143252000-07-12 Bruce Korb <bkorb@gnu.org> 14326 14327 * fixinc/fixfixes.c: use xmalloc 14328 * fixinc/fixincl.c(initialize): set program name for xmalloc 14329 * fixinc/fixlib.c(must_malloc): obsolete 14330 (is_cxx_header): no longer used - disabled 14331 (skip_quote): inserted and disabled for future use 14332 * fixinc/fixlib.h: reflects above 14333 * fixinc/fixtests.c: removed dinkleberries 14334 143352000-07-12 Neil Booth <NeilB@earthling.net> 14336 14337 * cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c. 14338 * cpplex.c (TOKEN_SPELL) Move to cpphash.h. 14339 14340 * cpphash.c: (struct macro_info, alloc_macro, free_macro, 14341 struct toklist_dummy): New. 14342 (cpp_free_definition): Free macros with free_macro. 14343 (count_params): Don't save parameter spellings. Save macro 14344 information in a struct macro_info. 14345 (parse_define): Don't allocate a token list. 14346 (save_expansion): Allocate the macro's token list, and 14347 save parameter spellings if necessary. Use TOKEN_SPELL. 14348 (cpp_create_definition): Make list const. 14349 143502000-07-12 Gabriel Dos Reis <gdr@codesourcery.com> 14351 14352 * c-typeck.c (pedwarn_c99): Move to 14353 * c-errors.c: ... Here. 14354 * toplev.h (verror, vwarning, vpedwarn): Remove prototypes. 14355 * diagnostic.c (verror, vwarning, vpedwarn): Make static. 14356 * Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o 14357 (c-errors.o): List dependency. 14358 143592000-07-12 Mark Mitchell <mark@codesourcery.com> 14360 14361 * c-parse.c: Remove. 14362 * c-parse.h: Likewise. 14363 * c-parse.y: Likewise. 14364 * objc/objc-parse.c: Likewise. 14365 * objc/objc-pasre.y: Likewise. 14366 143672000-07-11 Rodney Brown <RodneyBrown@pmsc.com> 14368 14369 * gcc.texi: Fix minor typos 14370 * extend.texi: Fix minor typos 14371 143722000-07-11 Marc Espie <espie@openbsd.org> 14373 14374 * collect2.c (main): Recognize .lo as object files. 14375 143762000-07-11 J. David Anglin <dave@hiauly1.hia.nrc.ca> 14377 14378 * pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is 14379 true. 14380 14381 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems 14382 with MAP_ANONYMOUS and MAP_ANON. 14383 * configure, config.in: Rebuilt. 14384 143852000-07-12 Gabriel Dos Reis <gdr@codesourcery.com> 14386 14387 * diagnostic.c (save_output_state): Remove. 14388 (restore_output_state): Likewise. 14389 (clear_text_info): New function. 14390 (clear_diagnostic_info): Likewise. 14391 (output_text_length, is_starting_newline, output_prefix, 14392 line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for, 14393 prefixing_policy, output_buffer_ptr_to_format_args): New macros 14394 (set_real_maximum_length, output_set_maximum_length, 14395 output_set_prefix, output_get_prefix, output_set_maximum_length, 14396 output_destroy_prefix, init_output_buffer, 14397 reshape_diagnostic_buffer, output_space_left, output_emit_prefix, 14398 output_add_newline, output_add_character, output_add_space, 14399 output_append_r, output_append, wrap_text, output_format, 14400 output_do_printf, output_printf, output_do_verbatim, 14401 output_verbatim, verbatim): Use them. 14402 (output_clear): Split into cleat_text_info and 14403 clear_diagnostic_info. 14404 (struct output_state): Move to... 14405 14406 * diagnostic.h: ...Here 14407 (struct output_buffer): Adjust. 14408 144092000-07-11 Zack Weinberg <zack@wolery.cumb.org> 14410 14411 * cpplex.c (parse_name): No longer inline (premature optimization). 14412 (do_pop_context): Fold into pop_context. 14413 (pop_context): Returns int. 14414 (lex_next): Hoist test for end of directive into pop_context. 14415 (push_macro_context): Returns int; takes just reader and token. 14416 Hoist test for excessive nesting to caller. 14417 (push_arg_context): Returns void; takes just reader and token. 14418 Do not call stringify_arg or get_raw_token. 14419 (get_raw_token): Convert tail recursion through push_arg_context 14420 to a loop at this level. Call stringify_arg here if appropriate. 14421 (maybe_paste_with_next): Convert tail recursion to a while loop. 14422 Hoist test of paste_level to caller. 14423 14424 (stringify_arg): Push arg context at beginning. 14425 (cpp_get_token): Split out core into _cpp_get_token. Call 14426 process_directive here. Throw away CPP_PLACEMARKER tokens. 14427 (_cpp_get_token): Convert tail recursion through 14428 push_macro_context to a loop at this level. 14429 (_cpp_glue_header_name, is_macro_disabled, stringify_arg, 14430 _cpp_get_raw_token): Use _cpp_get_token. 14431 (_cpp_skip_rest_of_line): Drop the context stack directly; do 14432 not call pop_context. 14433 (_cpp_run_directive): Call lex_next directly. 14434 14435 * cpphash.h: Prototype _cpp_get_token. 14436 * cppexp.c (lex): Use it. 14437 * cpphash.c (parse_define): Use it. 14438 * cpplib.c (get_define_node, do_undef, parse_include, 14439 read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc, 14440 do_pragma_implementation, do_pragma_poison, do_pragma_dependency, 14441 parse_ifdef, validate_else): Use it. 14442 (cpp_push_buffer): Tweak error message; abort if anyone tries 14443 to push a buffer while macro expansions are stacked. 14444 144452000-07-11 Donn Terry <donnte@microsoft.com> 14446 14447 * cpplex.c (free_macro_args, save_token): Cast arg of free 14448 and/or xrealloc to PTR. 14449 (_cpp_init_input_buffer): Clear all fields of the base context. 14450 14451Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <cpopetz@cygnus.com> 14452 14453 * gensupport.c (process_rtx): Make rtl checking stop 14454 complaining about the define_insn while it is being 14455 converted from a define_insn_and_split. 14456 14457Tue Jul 11 16:26:17 2000 Clinton Popetz <cpopetz@cygnus.com> 14458 14459 * config/mips/mips.c (simple_memory_operand): Access the 14460 INTVAL of the address, not it's containing MEM. 14461 144622000-07-11 Bruce Korb <bkorb@gnu.org> 14463 14464 * fixinc/fixtests.c(double_slash): obsolete 14465 (else_endif_label): likewise 14466 * fixinc/inclhack.def(irix_multiline_cmnt): obsolete 14467 (libc1_ifdefd_memx): correct initial comment 14468 and omit the #if/#endif pair from the memxxx declarations 14469 * fixinc/fixincl.x: regen 14470 144712000-07-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14472 14473 * cpplex.c (T, I, S, C, N): Avoid non-constant initializers. 14474 144752000-07-11 Neil Booth <NeilB@earthling.net> 14476 14477 * cpp.texi: Update. 14478 144792000-07-11 Neil Booth <NeilB@earthling.net> 14480 14481 * cppinit.c: (cpp_reader_init): Allow digraphs by default. 14482 (handle_option): Set digraphs according to standard. 14483 Merge OPT_lang_c89 handler with OPT_std_c89. 14484 14485 * cpplex.c: (lex_line, can_paste): Honor digraphs in 14486 accordance with the digraphs flag. 14487 14488 * cpplib.h: (struct cpp_options): New option digraphs. 14489 144902000-07-10 Hans-Peter Nilsson <hp@axis.com> 14491 Bruce Korb <bkorb@gnu.org> 14492 14493 * fixinc/inclhack.def (libc1_ifdefd_memx): New fix. 14494 * fixinc/fixincl.x: Regenerate. 14495 * fixinc/tests/base/testing.h: Add testcase. 14496 144972000-07-10 Richard Henderson <rth@cygnus.com> 14498 14499 * config/ia64/ia64.c (got_symbolic_operand): New. 14500 (symbolic_operand, move_operand): Revert 0701 change. 14501 * config/ia64/ia64.h (PREDICATE_CODES): Update. 14502 * config/ia64/ia64-protos.h (got_symbolic_operand): Declare. 14503 * config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand; 14504 split the offset into a 14-bit low part instead of a 13-bit low part. 14505 (load_fptr): Mark the mem as unchanging. 14506 (load_symptr): Use got_symbolic_operand. 14507 145082000-07-10 Nick Clifton <nickc@cygnus.com> 14509 14510 * libgcc2.c (next_stack_level): Cast result of computation to 14511 (void **) so that the assignment does not generate a warning. 14512 145132000-07-10 Chandrakala Chavva <cchavva@redhat.com> 14514 14515 * flags.h : Add new variable flag_single_precision_constant. 14516 * toplev.c (display_help) : Add -fsingle-precision-constant option. 14517 (flag_single_precision_constant): New. 14518 * c-lex.c (yylex): Convert floating point constant to single 14519 precision constant. 14520 * invoke.texi : Add documentation for this new option. 14521 145222000-07-10 Gabriel Dos Reis <gdr@codesourcery.com> 14523 14524 * diagnostic.c (output_octal): Second parameter is unsigned. 14525 (output_long_octal): Likewise. 14526 (output_hexadecimal): Likewise. 14527 (output_long_hexadecimal): Likewise. 14528 (output_format): Adjust arguments extraction. Tweak. 14529 (output_verbatim, verbatim): End variable argument list. 14530 (report_diagnostic): Improve documentation. 14531 145322000-07-10 Benjamin Chelf <chelf@codesourcery.com> 14533 14534 * c-common.h (build_stmt): Declare. 14535 (build_continue_stmt): Likewise. 14536 (build_break_stmt): Likewise. 14537 (build_return_stmt): Likewise. 14538 14539 * c-decl.c (do_case): Rewrite to do what previously done in 14540 c-parse.in. 14541 14542 * c-semantics.c (build_stmt): Define. 14543 (build_return_stmt): Likewise. 14544 (build_break_stmt): Likewise. 14545 (build_continue_stmt): Likewise. 14546 (build_case_label): Likewise. 14547 14548 * c-parse.in (BREAK): Change to build tree, then generate RTL. 14549 (CONTINUE): Likewise. 14550 (RETURN): Likewise. 14551 (CASE): Likewise. 14552 (DEFAULT): Likewise. 14553 14554 * c-parse.y: Regenerate. 14555 * c-pasre.c: Likewise. 14556 145572000-07-09 Jason Merrill <jason@redhat.com> 14558 14559 * expr.c (expand_expr): Bail earlier if we get an error_mark_node. 14560 14561 * tree.h (STRIP_NOPS): Check for error_mark_node. 14562 (STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise. 14563 (dwarf2out_*): Remove duplicate declarations. 14564 14565 * c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from 14566 DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN. 14567 145682000-07-10 Gabriel Dos Reis <gdr@codesourcery.com> 14569 14570 * diagnostic.c (wrap_text): New function. 14571 (maybe_wrap_text): Likewise. 14572 (output_add_string): Use it. 14573 (output_format): Likewise. 14574 (count_error): Use verbatim instead of notice. 14575 (report_error_function): Likewise. Don't use plain fprintf. 14576 (finish_diagnostic): New function. 14577 (output_do_verbatim): Tweak. Commonalize functionalities in 14578 output_verbatim and verbatim. 14579 (output_verbatim): Adjust. 14580 (verbatim): Likewise. 14581 (report_diagnostic): Define. 14582 14583 * diagnostic.h (report_diagnostic): Prototype. 14584 145852000-07-09 Zack Weinberg <zack@wolery.cumb.org> 14586 14587 * cppexp.c (_cpp_parse_expr): Don't use unary plus. 14588 145892000-07-09 Neil Booth <NeilB@earthling.net> 14590 14591 * cpphash.h: ISvspace, is_vspace, is_nvspace: New. 14592 IShspace, ISspace: Update. 14593 14594 * cppinit.c: ISTABLE: Update. 14595 V: New. 14596 14597 * cpplex.c (IS_HSPACE, S_NEWLINE): Remove. 14598 (IS_DIRECTIVE): Rename KNOWN_DIRECTIVE. 14599 (skip_block_comment, skip_line_comment, parse_string, 14600 lex_line): Use is_vspace rather than IS_NEWLINE. 14601 (skip_whitespace, lex_line): Clean up to use is_nvspace. 14602 (lex_line): Use KNOWN_DIRECTIVE. Any kind of directive 14603 gets a BOL flag. 14604 (lex_next): Unconditionally stop if within a directive. 14605 Treat directives within macro invocations as directives 14606 (after parse_args emits error), not as the argument. 14607 146082000-07-09 Gabriel Dos Reis <gdr@codesourcery.com> 14609 14610 * diagnostic.c (diagnostic_args): New macro. 14611 (diagnostic_msg): Likewise. 14612 (output_formatted_integer): Likewise. 14613 (output_state): New data type. 14614 (digit_buffer): Make global. 14615 (output_add_integer): Rename to output_decimal. Squeeze 14616 digit_buffer. 14617 (output_long_decimal, output_unsigned_decimal, 14618 output_long_unsigned_decimal, output_octal, output_long_octal, 14619 output_hexadecimal, output_long_hexadecimal): New functions. 14620 (output_append_r): New function. 14621 (output_append): Tweak. 14622 (output_flush_on): Rename to output_to_stream. 14623 (output_format): Change prototype. Improve documentation. Handle 14624 more format specifiers. 14625 (build_location_prefix): Rename to context_as_prefix. 14626 (output_notice): Rename to output_do_printf. 14627 (output_printf): Tweak. 14628 (line_wrapper_printf): Likewise. 14629 (vline_wrapper_message_with_location): Adjust call to renamed 14630 functions. 14631 (v_message_with_decl): Likewise. 14632 (default_print_error_function): Likewise. 14633 (save_output_state): New function. 14634 (restore_output_state): Likewise. 14635 (output_do_verbatim): Likewise. 14636 (output_verbatim): Define. 14637 (verbatim): Likewise. 14638 14639 * diagnostic.h (printer_fn): Change return type from void to int. 14640 Improve documentation. 14641 (output_add_integer): Rename to output_decimal. 14642 (output_flush_on, output_format): Don't export. 14643 (output_verbatim, verbatim): Declare. 14644 146452000-07-08 Toon Moene <toon@moene.indiv.nluug.nl> 14646 14647 * fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR: 14648 Check whether c divides op1 exactly if operation is not 14649 multiplication. 14650 146512000-07-08 Richard Henderson <rth@cygnus.com> 14652 14653 * final.c (final): Do not abort when reg-stack introduces 14654 a new insn. 14655 146562000-07-08 Zack Weinberg <zack@wolery.cumb.org> 14657 14658 * cpplib.h (struct cpp_name): Now struct cpp_string. 14659 (CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT, 14660 CPP_HEADER_NAME): Change to type S. 14661 (struct cpp_token): Rename 'name' field to 'str'. Add 'node' 14662 field, a cpp_hashnode *. All references to val.name updated 14663 to use val.str or val.node as appropriate. 14664 (struct cpp_reader): Add spec_nodes field. 14665 (cpp_idcmp): Now cpp_ideq; takes a token * and a char *. 14666 14667 * cpphash.h (struct spec_nodes): New. 14668 (enum spell_type): Reorder. Only SPELL_STRING tokens use 14669 val.str. All references to 'spelling > SPELL_NONE' updated to 14670 match. 14671 14672 (CPP_IN_SYSTEM_HEADER): Check pfile->buffer and 14673 pfile->buffer->inc are not NULL before dereferencing them. 14674 14675 * cpplex.c (parse_name): Take a pointer to the current token, 14676 plus current position and limit as args; return the new 14677 position; don't copy the text of a name into the string 14678 buffer, instead call cpp_lookup and store the node pointer. 14679 If extending a token, copy out the text of the old into a 14680 scratch buffer, append the new, look that up and store the new 14681 node pointer. Inline. 14682 (maybe_paste_with_next): If the result of paste is a NAME, 14683 then look up the pasted text and store its node pointer. 14684 (lex_line): Adjust for new parse_name interface. 14685 Check for L"str", L'str' using spec_nodes->n_L. 14686 (spell_token): SPELL_IDENT tokens have their spelling in 14687 val.node->name. Handle SPELL_STRING tokens that don't have 14688 string delimiters. 14689 (_cpp_expand_name_space, 14690 (can_paste): Check for L ## "str" using spec_nodes->n_L. 14691 (cpp_get_token, special_symbol): No need to call cpp_lookup. 14692 (cpp_idcmp): Now cpp_ideq; take a token * and a const char *; 14693 return 1=equal 0=not, not a tristate. 14694 14695 * cpphash.c (var_args_str): Delete. 14696 (find_param): Compare node fields directly. 14697 (is__va_args__): Use CPP_PEDANTIC. Just compare 14698 token->val.node with spec_nodes->n__VA_ARGS__. 14699 (dump_funlike_macro): Don't use var_args_str. 14700 14701 * cpplib.c (_cpp_check_directive): Just walk through 14702 spec_nodes->dirs comparing pointers. 14703 (get_define_node, do_pragma_poison, detect_if_not_defined, 14704 parse_ifdef): The identifier has already been looked up. 14705 (do_ifdef, do_ifndef): parse_ifdef won't return a poisoned 14706 node. 14707 (do_if): Only call detect_if_not_defined at beginning of file. 14708 (_cpp_parse_assertion): Only copy string pointers for 14709 SPELL_STRING tokens. 14710 (pragma_dispatch): Take a node pointer and examine its name 14711 field. 14712 (_cpp_init_stacks): Also initialize the spec_nodes structure. 14713 14714 * cppinit.c (cpp_reader_init): Call _cpp_init_stacks after 14715 _cpp_init_macros. 14716 (cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in 14717 reverse order from the corresponding _cpp_init_* routines. 14718 14719 * cppexp.c (parse_number, parse_charconst, parse_defined, 14720 lex): Check val.node->type instead of calling cpp_defined. 14721 Use spec_nodes entries where appropriate. 14722 14723 * fix-header.c, scan-decls.c: Update for interface changes. 14724 147252000-07-08 Geoffrey Keating <geoffk@cygnus.com> 14726 14727 * config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for 14728 emitting aux_truncdfsf2. 14729 147302000-07-03 Donn Terry (donnte@microsoft.com) 14731 14732 * cppinit.c (print_help): split overlong line into ISO C89 14733 maximum chunks. 14734 147352000-07-07 Zack Weinberg <zack@wolery.cumb.org> 14736 14737 * cppexp.c: Update all code for new lexer interface. 14738 (op_t, operator codes, struct token, tokentab2, op_to_str): Remove. 14739 (struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New. 14740 * cpplex.c (token_names): Trim leading CPP_ from names; make 14741 the strings unsigned. 14742 (_cpp_spell_operator): New. 14743 (is_macro_disabled): Disable all macros if rescanning 14744 preprocessed text. 14745 (_cpp_get_directive_token): Remove. 14746 14747 * cppinit.c: Don't set no_macro_expand. 14748 * cpplib.c (read_line_number, do_line): Check only for EOF, 14749 not VSPACE. 14750 * cpphash.h: Update prototypes. 14751 * cpplib.h (CPP_VSPACE): Remove. 14752 (struct cpp_reader): Remove no_macro_expand. 14753 147542000-07-08 Neil Booth <NeilB@earthling.net> 14755 14756 * cpphash.c (is__va_args__): New function. 14757 (count_params): Fix line reported in error messages. Use 14758 is__va_args__. Don't return ')' on error. Flag GNU style 14759 rest args macro definitions. 14760 (parse_define): Check macro name is not __VA_ARGS__. 14761 (save_expansion): Check identifier in non-varargs-macro is 14762 not __VA_ARGS__. Don't flag GNU_VARARGS. 14763 * cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS. 14764 (maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather 14765 than per-token GNU_VARARGS. 14766 * cpplib.h (GNU_VARARGS): Remove. 14767 (GNU_REST_ARGS): New. 14768 14769Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <jh@suse.cz> 14770 14771 * i386.md (call_pop, call, call_value_pop): Do not set 14772 current_function_uses_pic_offset_table for calls to static 14773 functions or indirect calls. 14774 147752000-07-07 Jim Wilson <wilson@cygnus.com> 14776 14777 * config/ia64/ia64.c (rws_access_reg): New local write_count. If 14778 is_predicate_reg, then take max write_count of register pair. 14779 147802000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14781 14782 * tradcpp.c (main): Rename label `include' to `add_include' to 14783 avoid conflicts with variable `include' in traditional C. 14784 147852000-07-07 Jakub Jelinek <jakub@redhat.com> 14786 14787 * integrate.c (copy_insn_list): Remove REG_LABEL notes. 14788 147892000-07-07 Jakub Jelinek <jakub@redhat.com> 14790 14791 * sibcall.c (uses_addressof): Add INMEM argument, check for 14792 current_function_internal_arg_pointer outside of MEM rtxs in addition 14793 to ADDRESSOFs. 14794 (sequence_uses_addressof): Update caller. 14795 147962000-07-07 Zack Weinberg <zack@wolery.cumb.org> 14797 14798 * tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE 14799 and friends. 14800 148012000-07-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14802 14803 * system.h (UNION_INIT_ZERO): New macro for initializing union 14804 members in structs. 14805 14806 * cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO. 14807 148082000-07-07 Neil Booth <NeilB@earthling.net> 14809 14810 * cpp.texi: Update. 14811 14812Fri Jul 7 07:47:35 2000 Jeffrey A Law (law@cygnus.com) 14813 14814 * final.c (final): Detect out of bounds array access to 14815 the insn_lengths array. 14816 148172000-07-07 Kazu Hirata <kazu@hxi.com> 14818 14819 * fold-const.c (fold): Fix a comment typo. 14820 148212000-07-07 Neil Booth <NeilB@earthling.net> 14822 14823 * cpp.texi: Update to new lexer. 14824 148252000-07-06 Zack Weinberg <zack@wolery.cumb.org> 14826 14827 * tradcpp.c: New file. 14828 * tradcif.y: New file. 14829 * tradcif.c: New generated file. 14830 14831 * Makefile.in: Add rules to build tradcpp.o, tradcif.o, 14832 $(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and 14833 dependencies of C. Install tradcpp from install-common, in 14834 $(libsubdir). 14835 148362000-07-06 Zack Weinberg <zack@wolery.cumb.org> 14837 14838 * cppinit.c: Include cppdefault.h. Refer to 14839 cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly 14840 to GCC_INCLUDE_DIR and its length. 14841 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, 14842 USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include, 14843 STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to 14844 cppdefault.h. 14845 (include_defaults_array): Move to cppdefault.c. 14846 14847 * cppdefault.h: New file. 14848 * cppdefault.c: New file. 14849 14850 * Makefile.in (LIBCPP_OBJS): Add cppdefault.o. 14851 (cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file. 14852 (cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to 14853 this file. 14854 14855Thu Jul 6 18:30:36 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 14856 14857 * reload.c (push_reload): When seeing if can reuse a register, 14858 check extra registers against widest of INMODE and OUTMODE. 14859 148602000-07-06 Neil Booth <NeilB@earthling.net> 14861 14862 * cpplib.c: (_cpp_parse_assertion): Perform hash lookups 14863 based on full length of predicate. 14864 148652000-07-06 Hans-Peter Nilsson <hp@axis.com> 14866 14867 * timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>. 14868 [NEED_DECLARATION_GETRUSAGE]: Declare getrusage. 14869 148702000-07-05 Kazu Hirata <kazu@hxi.com> 14871 14872 * h8300-proto.h: Fix formatting. 14873 * h8300.c: Likewise. 14874 * h8300.h: Likewise. 14875 148762000-07-05 Jim Wilson <wilson@cygnus.com> 14877 14878 * config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow 14879 CCmode. 14880 148812000-07-05 Rodney Brown <RodneyBrown@pmsc.com> 14882 14883 * invoke.texi: Fix minor typos 14884 * md.texi: Fix minor typos 14885 148862000-07-05 Zack Weinberg <zack@wolery.cumb.org> 14887 14888 * cpplib.c (_cpp_parse_assertion): Fix buffer overrun. 14889 148902000-07-04 Zack Weinberg <zack@wolery.cumb.org> 14891 14892 * cpplex.c: Don't include sys/mman.h. 14893 (cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c. 14894 14895 * cpplib.c: Include sys/mman.h and obstack.h. 14896 (cpp_push_buffer): Moved from cpplex.c; allocate buffers on an 14897 obstack. 14898 (cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack. 14899 (_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't 14900 bother freeing if stack entries (they will be freed with their buffer). 14901 (do_endif): Free if stack entries from the buffer obstack. 14902 (push_conditional): Allocate if stack entries from the buffer obstack. 14903 14904 (find_answer): Rename to _cpp_find_answer. 14905 (do_assert, do_unassert): Update. 14906 14907 * cpphash.h: Update prototypes. 14908 (xobnew): New convenience macro. 14909 * cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields. 14910 Update comments. 14911 (struct cpp_hashnode): Remove disabled field. 14912 14913 * cppinit.c: Don't include hashtab.h or splay-tree.h. 14914 (report_missing_guard): Moved to cppfiles.c. 14915 (cpp_reader_init): Call cpp_init_stacks, cpp_init_macros, 14916 cpp_init_includes. 14917 (cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros, 14918 cpp_cleanup_includes. Don't destroy hashtab or 14919 all_include_files here. 14920 (cpp_finish): Use _cpp_report_missing_guards. 14921 14922 * cppfiles.c (report_missing_guard): Moved from cppinit.c. 14923 (_cpp_init_include_table): Rename _cpp_init_includes. 14924 (_cpp_cleanup_includes, _cpp_report_missing_guards): New. 14925 14926 * cppexp.c (parse_assertion): Update for new name of 14927 find_answer. 14928 14929 * Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps. 14930 149312000-07-04 Zack Weinberg <zack@wolery.cumb.org> 14932 14933 * cpplib.c (do_ident): s/VSPACE/EOF/ 14934 149352000-07-05 Neil Booth <NeilB@earthling.net> 14936 14937 * cpplex.c: Fix trigraph replacement within strings. 14938 149392000-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14940 14941 * rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier. 14942 14943 * xcoffout.c (assign_type_number): Constify. 14944 (xcoffout_source_file): Add static prototype. Don't needlessly 14945 cast away const-ness. 14946 149472000-07-04 Jason Merrill <jason@redhat.com> 14948 14949 * frame.h (frame_state): Move base_offset to end. 14950 14951Mon Jul 3 21:31:43 2000 Clinton Popetz <cpopetz@cygnus.com> 14952 14953 * calls.c (emit_library_call_value_1): Revert previous change. 14954 149552000-07-03 Zack Weinberg <zack@wolery.cumb.org> 14956 14957 * fix-header.c (struct partial_proto): Remove unnecessary fields. 14958 (recognized_extern, recognized_function, read_scan_file): 14959 Update for new scheme. 14960 (check_protection): It's still a multiple include guard even 14961 if it doesn't always trigger. 14962 * scan-decls.c (skip_to_closing_brace, scan_decls): Update for 14963 new scheme. 14964 * scan.h: Declare struct cpp_token. Update prototypes. 14965 149662000-07-03 Neil Booth <neilb@earthling.net> 14967 Zack Weinberg <zack@wolery.cumb.org> 14968 14969 Complete overhaul of the lexer and macro expander. 14970 14971 * cpphash.c (object_defn, funct_defn, push_macro_expansion, 14972 arg, arglist, argdata, reflist, collect_objlike_expansion, 14973 collect_funlike_expansion, collect_params, 14974 warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat, 14975 unsafe_chars, macarg, compare_defs, special_symbol, 14976 scan_arguments, stringify, funlike_macroexpand, 14977 _cpp_quote_string, monthnames): Delete. 14978 (cpp_lookup, _cpp_free_definition, dump_funlike_macro, 14979 _cpp_create_definition, _cpp_dump_definition, 14980 dump_hash_helper): Adjust. 14981 (find_param, count_params, parse_define, var_args_str, 14982 check_macro_redefinition, save_expansion): New. 14983 14984 * cpplex.c (skip_block_comment, skip_line_comment, parse_name, 14985 parse_string, output_line_command, trigraph_replace, 14986 lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens, 14987 cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist, 14988 cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer, 14989 _cpp_skip_rest_of_line): Modify. 14990 14991 (maybe_macroexpand, skip_comment, copy_comment, skip_string, 14992 find_position, null_warning, bump_column, expand_name_space, 14993 pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist, 14994 _cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace, 14995 _cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token, 14996 _cpp_prescan): Delete. 14997 14998 (dump_param_spelling, process_directive, lex_next, 14999 is_macro_disabled, stringify_arg, expand_context_stack, 15000 output_token, make_string_token, alloc_number_token, 15001 special_symbol, duplicate_token, maybe_paste_with_next, 15002 can_paste, prevent_macro_expansion, restore_macro_expansion, 15003 get_temp_token, release_temp_tokens, quote_string, 15004 token_names, token_spellings, _cpp_expand_name_space, 15005 _cpp_glue_header_name, _cpp_reserve_name_space, 15006 digraph_spellings, trigraph_ok, skip_whitespace, save_comment, 15007 placemarker_token, eof_token, cpp_context, macro_args, 15008 get_raw_token, parse_arg, parse_args, save_token, 15009 push_arg_context, push_macro_context, pop_context, 15010 do_pop_context, free_macro_args, _cpp_get_line, 15011 _cpp_run_directive): New. 15012 15013 * cpplib.c (validate_else, parse_include, push_conditional, 15014 pass_thru_directive, read_line_number, parse_ifdef, 15015 detect_if_not_defined, _cpp_check_directive, do_define, 15016 do_undef, do_include, do_import, do_include_next, do_error, 15017 do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas, 15018 top_pragmas, do_pragma_gcc, do_pragma_implementation, 15019 do_pragma_poison, do_pragma_system_header, 15020 do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else, 15021 dl_elif, do_endif, _cpp_unwind_if_stack, do_assert, 15022 do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert, 15023 cpp_defined): Update for new scheme. 15024 (strtoul_for_line, get_define_node, dump_macro_name, 15025 _cpp_check_linemarker, _cpp_parse_assertion): New. 15026 (_cpp_handle_directive, do_pragma_default): Delete. 15027 15028 * cpphash.h (struct predicate): Now struct answer. 15029 (enum spell_type, struct token_spelling, struct directive, 15030 directive_handler): New. 15031 Update prototypes. Remove unused macros. 15032 * cpplib.h: Update prototypes. Remove unused macros, 15033 structure definitions, and fields. 15034 15035 * cpperror.c (print_containing_files, v_message): Adjust. 15036 * cppexp.c (parse_assertion, lex, parse_escape, 15037 _cpp_parse_expr): Adjust. 15038 * cppfiles.c (open_include_file, _cpp_execute_include, 15039 _cpp_compare_file_date, cpp_read_file, read_include_file): 15040 Adjust. 15041 * cppinit.c (dump_special_to_buffer): Delete. 15042 (append_include_chain, merge_include_chains, cpp_reader_init, 15043 cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read, 15044 cpp_finish, handle_option, print_help): Adjust. 15045 * cppmain.c (main): Adjust. 15046 150472000-07-03 Zack Weinberg <zack@wolery.cumb.org> 15048 15049 * cppspec.c (lang_specific_driver): Use double quotes in error 15050 message. 15051 15052Mon Jul 3 16:53:43 2000 Clinton Popetz <cpopetz@cygnus.com> 15053 15054 * calls.c (emit_library_call_value_1): Use valreg instead 15055 of hard_libcall_value. 15056 150572000-07-03 Geoff Keating <geoffk@cygnus.com> 15058 15059 * config/rs6000/rs6000.c (rs6000_emit_move): New function. 15060 * config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move. 15061 * config/rs6000/rs6000.md (movsi): Use rs6000_emit_move. 15062 (movhi): Likewise. 15063 (movqi): Likewise. 15064 (movdf): Likewise. 15065 (movsf): Likewise. 15066 (movdi): Likewise. 15067 (movti): Likewise. 15068 15069 * expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when 15070 mode instead of wider_mode is being used. 15071 150722000-07-03 Jakub Jelinek <jakub@redhat.com> 15073 15074 * config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead 15075 of 'r'. Use q_regs_operand. 15076 (andsi_1+2): Use q_regs_operand. 15077 150782000-07-03 Jakub Jelinek <jakub@redhat.com> 15079 15080 * builtins.c (get_memory_rtx): Always put into alias set 0. 15081 150822000-07-03 Nick Clifton <nickc@cygnus.com> 15083 15084 * config/arm/arm.md: Fix post increment and pre increment 15085 peepholes so that they do not generate UNPREDICATBLE opcodes. 15086 (ie ones where the increment clobbers the source/destination). 15087 150882000-07-01 Marek Michalkiewicz <marekm@linux.org.pl> 15089 15090 * config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer 15091 change too big for -mtiny-stack" a warning, if larger than 63. 15092 (out_set_stack_ptr): Change the logic so -mno-interrupts is 15093 always safe to use on possible future devices. 15094 (function_prologue): Write SPH before SPL, for consistency. 15095 If interrupt_func_p true, we know we have enabled interrupts. 15096 (avr_num_arg_regs): New function. Round up to even number of 15097 bytes if no -mpack-args or if calling a libgcc function. 15098 (function_arg, function_arg_advance): Use it. 15099 (output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out): 15100 Output "movw" if available. 15101 (out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses 15102 of TEST_HARD_REG_CLASS macro to test_hard_reg_class function. 15103 (asm_output_section_name): Add blanks for consistent output. 15104 (encode_section_info): Set TREE_READONLY for progmem data to 15105 avoid gas warnings about changed section attributes. 15106 (avr_hard_regno_mode_ok): Force non-QImode data to start in 15107 even numbered registers on devices with "movw". 15108 * config/avr/avr.h (MASK_*): Define bits for target_flags. 15109 (TARGET_SWITCHES): Mark help strings for translation. 15110 Add new -mpack-args and -menhanced switches. 15111 (TARGET_OPTIONS): Mark help strings for translation. 15112 (progmem_section): Add section attributes. 15113 * config/avr/avr.md (*movhi, call_insn, call_value_insn): 15114 Output "movw" if available. 15115 (mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh): 15116 New patterns. 15117 * config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new 15118 call convention (arguments aligned on even registers). 15119 (_cleanup, _exit): Make weak symbols libc can override. 15120 151212000-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 15122 15123 * fp-bit.h: New file. 15124 15125 * fp-bit.c: Move common code, prototypes, etc into fp-bit.h. 15126 Comment #endif statements. 15127 (__thenan_sf, __thenan_df): Add missing braces around initializer. 15128 15129Mon Jul 3 00:32:47 2000 Jeffrey A Law (law@cygnus.com) 15130 15131 * gcse.c (compute_pre_data): Compute ae_kill using other local 15132 properties instead of calling compute_ae_kill. 15133 15134 * alias.c (init_alias_analysis): Do not call 15135 prologue_epilogue_contains until after reload has completed. 15136 151372000-07-02 Benjamin Chelf <chelf@codesourcery.com> 15138 15139 * c-common.h (genrtl_begin_compound_stmt): Remove declaration. 15140 (genrtl_finish_compound_stmt): Likewise. 15141 (genrtl_compound_stmt): Change to return void. 15142 15143 * c-semantics.c (genrtl_begin_compound_stmt): Remove function and 15144 move code from here to ... 15145 (genrtl_compound_stmt): ... here. 15146 (genrtl_finish_compound_stmt): Remove. 15147 (expand_stmt): Add comment. 15148 151492000-07-02 Zack Weinberg <zack@wolery.cumb.org> 15150 15151 * c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P 15152 and VOID_TYPE_P. 15153 151542000-07-02 Jakub Jelinek <jakub@redhat.com> 15155 15156 * cpplib.h (struct cpp_reader): New field include_depth. 15157 (struct cpp_printer): Rename last_bsd to last_id. 15158 * cppfiles.c (read_include_file): Bump include_depth. 15159 * cpplex.c (cpp_pop_buffer): Decrement include_depth. 15160 (output_line_command): Output correct #line if a header 15161 is including itself and is not protected against multiple inclusion. 15162 Use include_depth instead of buffer_stack_depth, last_id instead of 15163 last_bsd. 15164 * cppinit.c (cpp_start_read): Initialize last_id instead of 15165 last_bsd. 15166 151672000-07-01 Benjamin Chelf <chelf@codesourcery.com> 15168 15169 * Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o. 15170 (c-semantics.o): New target. 15171 15172 * c-common.h (TREE_LANG_FLAG_?): Added documentation. 15173 (genrtl_do_pushlevel): Moved from cp/cp-tree.h. 15174 (genrtl_clear_out_block): Likewise. 15175 (genrtl_goto_stmt): Likewise. 15176 (genrtl_expr_stmt): Likewise. 15177 (genrtl_decl_stmt): Likewise. 15178 (genrtl_if_stmt): Likewise. 15179 (genrtl_while_stmt): Likewise. 15180 (genrtl_do_stmt): Likewise. 15181 (genrtl_return_stmt): Likewise. 15182 (genrtl_for_stmt): Likewise. 15183 (genrtl_break_stmt): Likewise. 15184 (genrtl_continue_stmt): Likewise. 15185 (genrtl_scope_stmt): Likewise. 15186 (genrtl_switch_stmt): Likewise. 15187 (genrtl_case_label): Likewise. 15188 (genrtl_begin_compound_stmt): Likewise. 15189 (gerntl_finish_compound_stmt): Likewise. 15190 (genrtl_compound_stmt): Likewise. 15191 (genrtl_asm_stmt): Likewise. 15192 (genrtl_decl_cleanup): Likewise. 15193 (DECL_ANON_UNION_ELEMS): Likewise. 15194 (emit_local_var): Likewise. 15195 (make_rtl_for_local_static): Likewise. 15196 (expand_cond): Likewise. 15197 (expand_stmt): Likewise. 15198 (c_expand_return): Likewise. 15199 (c_expand_start_case): Likewise. 15200 (do_case): Likewise. 15201 (COMPOUND_STMT_NO_SCOPE): Likewise. 15202 (c_expand_asm_operands): Likewise. 15203 (NEW_FOR_SCOPE_P): New macro. 15204 (expand_expr_stmt_fn): New type. 15205 15206 (set_current_function_name_declared): Likewise. 15207 (current_function_name_declared): Likewise. 15208 (lang_expand_stmt): Likewise. 15209 (stmts_are_full_exprs_p): Likewise. 15210 (anon_aggr_type_p): Likewise. 15211 (lang_expand_expr_stmt): Likewise. 15212 (build_case_label): Likewise. 15213 15214 * c-decl.c (lang_expand_expr_stmt): Initialize. 15215 (stmts_are_full_exprs_p): Define. 15216 (current_function_name_declared): Likewise. 15217 (do_case): Likewise. 15218 (lang_expand_stmt): Likewise. 15219 (set_current_function_name_declared): Likewise. 15220 (anon_aggr_type_p): Likewise. 15221 15222 * c-semantics.c: New file. 15223 (expand_cond): Moved from cp/semantics.c. 15224 (genrtl_do_pushlevel): Likewise. 15225 (genrtl_clear_out_block): Likewise. 15226 (genrtl_goto_stmt): Likewise. 15227 (genrtl_expr_stmt): Likewise. 15228 (genrtl_decl_stmt): Likewise. 15229 (genrtl_if_stmt): Likewise. 15230 (genrtl_while_stmt): Likewise. 15231 (genrtl_do_stmt): Likewise. 15232 (genrtl_return_stmt): Likewise. 15233 (genrtl_for_stmt): Likewise. 15234 (genrtl_break_stmt): Likewise. 15235 (genrtl_continue_stmt): Likewise. 15236 (genrtl_scope_stmt): Likewise. 15237 (genrtl_switch_stmt): Likewise. 15238 (genrtl_case_label): Likewise. 15239 (genrtl_begin_compound_stmt): Likewise. 15240 (genrtl_finish_compound_stmt): Likewise. 15241 (genrtl_compound_stmt): Likewise. 15242 (genrtl_asm_stmt): Likewise. 15243 (genrtl_decl_cleanup): Likewise. 15244 (make_rtl_for_local_static): Moved from cp/decl.c. 15245 (emit_local_var): Likewise. 15246 (expand_stmt): Define. 15247 15248 * c-tree.h: (c_expand_asm_operands): Moved to c-common.h. 15249 (c_expand_return): Likewise. 15250 (c_expand_start_case): Likewise. 15251 152522000-07-01 Richard Henderson <rth@cygnus.com> 15253 15254 * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions 15255 with the low 13 bits set. 15256 (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly. 15257 * config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one 15258 of the low 13 bits into a CONST plus an adddi3. 15259 (load_symptr): Set RTX_UNCHANGING_P. 15260 15261See ChangeLog.3 for earlier changes. 15262