1Wed Dec 30 23:38:55 1998 Jeffrey A Law (law@cygnus.com) 2 3 * m68k.md (adddi_dilshr32): Allow all operands to be registers too. 4 (adddi_dishl32): Similarly. 5 6 * cse.c (invalidate_skipped_block): Call invalidate_from_clobbers 7 for each insn in the skipped block. 8 9 * reload1.c (reload_as_needed): Verify that the insn satisfies its 10 constraints after replacing a register address with an autoincrement 11 address for reload inheritance purposes. 12 13 * i386.md (doubleword shifts): Avoid namespace pollution. 14 15Wed Dec 30 23:00:28 1998 David O'Brien <obrien@NUXI.com> 16 17 * configure.in (FreeBSD ELF): Needs special crt files. 18 19Wed Dec 30 22:50:13 1998 Geoffrey Noer <noer@cygnus.com> 20 21 * i386/xm-cygwin.h: Change DIR_SEPARATOR to forward slash. 22 231998-12-30 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> 24 25 * loop.c (check_dbra_loop): While reversing the loop, if the 26 comparison value has a VOID mode use the mode of the other operand 27 to compute the mask. 28 29Wed Dec 30 22:24:00 1998 Michael Meissner <meissner@cygnus.com> 30 31 * rs6000.md ({save,restore}_stack_function): Take 2 operands to 32 avoid warnings in compiling explow.c. 33 34 (patch from Ken Raeburn, raeburn@cygnus.com) 35 * rs6000.c (rs6000_stack_info): Force 8-byte alignment of 36 fpmem_offset. Compute total size after that, and then 37 rs6000_fpmem_offset using both values. 38 39Mon Dec 28 19:26:32 1998 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 40 41 * gcc.texi (Non-bugs): ``Empty'' loops will be optimized away in 42 the future; indeed that already happens in some cases. 43 44Tue Dec 29 11:58:53 1998 Richard Henderson <rth@cygnus.com> 45 46 * sparc.c (input_operand): Recognize (const (constant_p_rtx)). 47 (arith_operand): Remove constant_p_rtx handling. 48 (const64_operand, const64_high_operand): Likewise. 49 (arith11_operand, arith10_operand, arith_double_operand): Likewise. 50 (arith11_double_operand, arith10_double_operand, small_int): Likewise. 51 (small_int_or_double, uns_small_int, zero_operand): Likewise. 52 * sparc.h (PREDICATE_CODES): Likewise. 53 54 * rtl.h (CONSTANT_P): Remove CONSTANT_P_RTX. 55 56Tue Dec 29 11:32:54 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 57 58 * rtl.def (CONSTANT_P_RTX): Clarify commentary. 59 * expr.c (expand_builtin, case BUILT_IN_CONSTANT_P): Rework to 60 consider constant CONSTRUCTOR constant and to defer some cases 61 to cse. 62 * cse.c (fold_rtx, case CONST): Add handling for CONSTANT_P_RTX. 63 * regclass.c (reg_scan_mark_refs, case CONST): Likewise. 64 65Tue Dec 29 11:30:10 1998 Richard Henderson <rth@cygnus.com> 66 67 * expr.c (init_expr_once): Kill can_handle_constant_p recognition. 68 * cse.c (fold_rtx, case 'x'): Remove standalone CONSTANT_P_RTX code. 69 70 * alpha.c (reg_or_6bit_operand): Remove CONSTANT_P_RTX handling. 71 (reg_or_8bit_operand, cint8_operand, add_operand): Likewise. 72 (sext_add_operand, and_operand, or_operand): Likewise. 73 (reg_or_cint_operand, some_operand, input_operand): Likewise. 74 * alpha.h (PREDICATE_CODES): Likewise. 75 76Sat Dec 26 23:26:26 1998 Jeff Law (law@cygnus.com) 77 78 * version.c: Bump for snapshot. 79 80Sat Dec 26 09:17:04 1998 Jeffrey A Law (law@cygnus.com) 81 82 * gengenrtl.c (gencode): Always use bzero to clear memory instead 83 of dangerous casts and stores. 84 85 * Makefile.in (compare, gnucompare): Add missing else true clauses. 86 87Fri Dec 25 23:00:56 1998 Jeffrey A Law (law@cygnus.com) 88 89 * alpha.md (builtin_longjmp): Add missing "DONE". 90 91Thu Dec 24 10:39:57 1998 Stan Cox <scox@cygnus.com> 92 93 * gcc.c (execute): Enable -pipe with win32. 94 95Wed Dec 23 10:27:44 1998 Nick Clifton <nickc@cygnus.com> 96 97 * config/arm/t-arm-elf: Add multiplib option for leading 98 underscores. 99 100 * config/arm/thumb.h (ASM_OUTPUT_LABELREF): Use variable 101 'user_label_prefix' rather than macro USER_LABEL_PREFIX. 102 103 (thumb_shiftable_const): Use macro 'BASE_REG_CLASS' rather 104 than variable 'reload_address_base_reg_class'. [Note this 105 change is unrelated to the others in this patch]. 106 107 * config/arm/unknown-elf.h (USER_LABEL_PREFIX): Default to no 108 leading underscore. 109 110Wed Dec 23 09:51:32 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 111 112 * alias.c (record_alias_subset): Remove ignored `&'. 113 (init_alias_once): Likewise. 114 115 * c-lex.c (UNGETC): Cast first argument of comma expression to void. 116 117 * config/mips/mips.c (mips_asm_file_end): Cast the result of 118 fwrite to `int' when comparing against one. 119 120 * config/mips/mips.h (CAN_ELIMINATE): Add parens around && within ||. 121 (INITIAL_ELIMINATION_OFFSET): Add braces to avoid ambiguous `else'. 122 123 * cse.c (rehash_using_reg): Change type of variable `i' to 124 unsigned int. 125 126 * dwarf2out.c (initial_return_save): Cast -1 to unsigned before 127 assigning it to one. 128 129 * except.c (duplicate_eh_handlers): Remove unused variable `tmp'. 130 131 * final.c (final_scan_insn): Likewise for variable `i'. 132 (output_asm_insn): Cast a char to unsigned char when used as an 133 array index. 134 135 * gcse.c (compute_pre_ppinout): Cast -1 to SBITMAP_ELT_TYPE when 136 assigning it to one. 137 138 * loop.c (strength_reduce): Remove unused variables `count' and `temp'. 139 140 * recog.c (preprocess_constraints): Cast a char to unsigned char 141 when used as an array index. 142 143 * regmove.c (find_matches): Likewise. 144 145 * reload1.c (calculate_needs): Add default case in switch. 146 (eliminate_regs_in_insn): Initialize variable `offset'. 147 (set_offsets_for_label): Change type of variable `i' to unsigned. 148 (reload_as_needed): Wrap variable `i' in macro check on 149 AUTO_INC_DEC || INSN_CLOBBERS_REGNO_P. 150 151 * scan-decls.c (scan_decls): Mark parameters `argc' and `argv' 152 with ATTRIBUTE_UNUSED. Cast variable `start_written' to size_t 153 when comparing against one. 154 155 * stor-layout.c (layout_decl): Cast maximum_field_alignment to 156 unsigned when comparing against one. Likewise for 157 GET_MODE_ALIGNMENT(). 158 (layout_record): Cast record_align to int when comparing against a 159 signed value. 160 (layout_type): Cast TYPE_ALIGN() to int when comparing against a 161 signed value. 162 163 * tree.c (get_identifier): Cast variable `len' to unsigned when 164 comparing against one. 165 (maybe_get_identifier): Likewise 166 167Wed Dec 23 00:10:01 1998 Jeffrey A Law (law@cygnus.com) 168 169 * toplev.c (rest_of_compilation): Do not set reload_completed. 170 * reload1.c (reload): Set reload_completed before calling 171 cleanup_subreg_operands. 172 173Tue Dec 22 23:58:31 1998 Richard Henderson <rth@cygnus.com> 174 175 * reload1.c (emit_reload_insns): Check `set' not null before use. 176 177Tue Dec 22 15:15:45 1998 Nick Clifton <nickc@cygnus.com> 178 179 * rtlanal.c (multiple_sets): Change type of 'found' from 'rtx' to 180 'int'. 181 182Tue Dec 22 13:55:44 1998 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr> 183 184 * halfpic.c (half_pic_encode): Delete redundant code. 185 186Tue Dec 22 13:02:22 1998 Michael Meissner <meissner@cygnus.com> 187 188 * toplev.c (main): Delete handling of -dM as a preprocessor 189 option. 190 191Mon Dec 21 17:39:38 1998 Michael Meissner <meissner@cygnus.com> 192 193 * toplev.c (main): Don't emit any warnings when using -dD, -dM, or 194 -dI, which are handled by the preprocessor. 195 196Sun Dec 20 16:13:44 1998 John F. Carr <jfc@mit.edu> 197 198 * configure.in: Handle Digital UNIX 5.x the same as 4.x. 199 * i386/sol2.h: Define LOCAL_LABEL_PREFIX as ".". 200 201Sun Dec 20 07:39:52 1998 Jeff Law (law@cygnus.com) 202 203 * version.c: Bump for snapshot. 204 205Sat Dec 19 22:24:22 1998 Jeff Law (law@cygnus.com) 206 207 * version.c: Bump for snapshot. 208 209Sat Dec 19 21:41:32 1998 Jeff Law (law@cygnus.com) 210 211 * version.c: Bump for snapshot. 212 213Sat Dec 19 09:52:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 214 215 * genattr.c (fatal): Qualify a char* with the `const' keyword. 216 217 * genattrtab.c (fatal, attr_printf, attr_string, write_attr_set, 218 write_unit_name, write_eligible_delay, expand_units, 219 make_length_attrs, write_attr_case, find_attr, 220 make_internal_attr): Likewise. 221 * gencheck.c (tree_codes): Likewise. 222 * gencodes.c (fatal): Likewise. 223 * genconfig.c (fatal): Likewise. 224 * genemit.c (fatal): Likewise. 225 * genextract.c (fatal, walk_rtx, copystr): Likewise. 226 * genflags.c (fatal): Likewise. 227 * genopinit.c (fatal, optabs, gen_insn): Likewise. 228 * genoutput.c (fatal, error, predicates): Likewise. 229 * genpeep.c (fatal): Likewise. 230 * genrecog.c (fatal, decision, pred_table, add_to_sequence, 231 write_tree_1, write_tree, change_state, copystr, indents): Likewise. 232 233Thu Dec 17 18:21:49 1998 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> 234 235 * configure.in (with-fast-fixincludes): Fix whitespace. 236 * configure: Rebuilt. 237 238 * fixincludes (c_asm.h): Wrap Digital UNIX V4.0B DEC C specific 239 asm() etc. function declarations in __DECC. 240 241Thu Dec 17 13:57:23 1998 Nick Clifton <nickc@cygnus.com> 242 243 * expr.c (emit_move_insn_1): Only emit a clobber if the target 244 is a pseudo register. 245 246Thu Dec 17 13:50:29 1998 Nick Clifton <nickc@cygnus.com> 247 248 * gcse.c: Include expr.h in order to get the prototype for 249 get_condition() which is used in delete_null_pointer_checks(). 250 251Thu Dec 17 15:58:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 252 253 * hwint.h: New file to consolidate HOST_WIDE_INT (etc) macros. 254 255Thu Dec 17 12:31:12 1998 Jim Wilson <wilson@cygnus.com> 256 257 * Makefile.in (INTERNAL_CFLAGS): Add SCHED_CFLAGS. 258 (ALL_CFLAGS): Delete SCHED_CFLAGS. 259 2601998-12-17 Vladimir N. Makarov <vmakarov@cygnus.com> 261 262 * config/i60/i960.md (extendqihi2): Fix typo (usage ',' instead of 263 ';'). 264 2651998-12-17 Michael Tiemann <tiemann@axon.cygnus.com> 266 267 * i960.md (extend*, zero_extend*): Don't generate rtl that looks 268 like (subreg:SI (reg:SI N) 0), because it's wrong, and it hides 269 optimizations from the combiner. 270 271Thu Dec 17 08:27:03 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 272 273 * loop.c (combine_givs_used_by_other): Don't depend on n_times_set. 274 275Wed Dec 16 17:30:35 1998 Nick Clifton <nickc@cygnus.com> 276 277 * toplev.c (main): Disable optimize_size if a specific 278 optimization level is requested. Always set optimization 279 level to 2 if -Os is specified. 280 281Wed Dec 16 16:33:04 1998 Dave Brolley <brolley@cygnus.com> 282 283 * objc/lang-specs.h: Pass -MD, -MMD and -MG to cc1obj if configured with 284 cpplib. 285 * cpplib.c (cpp_start_read): If in_fname is not initialized, try to 286 initialize it using fname. 287 2881998-12-16 Zack Weinberg <zack@rabi.phys.columbia.edu> 289 290 * cpplib.c (do_include): Treat #include_next in the 291 primary source file as #include plus warning. Treat 292 #include_next in a file included by absolute path as an 293 error. fp == CPP_NULL_BUFFER is a fatal inconsistency. 294 295Wed Dec 16 12:28:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 296 297 * cccp.c: Don't define MIN/MAX anymore. 298 * cpplib.c: Likewise. 299 * machmode.h: Likewise. 300 * system.h: Provide definitions for MIN/MAX. 301 302Tue Dec 15 23:47:42 1998 Zack Weinberg <zack@rabi.phys.columbia.edu> 303 304 * fix-header.c: Don't define xstrdup here. 305 306Wed Dec 16 05:11:04 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 307 308 * loop.c (consec_sets_giv): New argument last_consec_insn. 309 (strength_reduce): Provide / use it. 310 311Wed Dec 16 17:24:07 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 312 313 * loop.h (loop_info): New field 'vtop'. 314 * loop.c (check_dbra_loop): Use loop_info->vtop rather than 315 scanning loop for vtop. 316 * unroll.c (subtract_reg_term, find_common_reg_term): New functions. 317 (loop_iterations): Use them to determine if loop has a constant 318 number of iterations. Set loop_info->vtop. Don't subtract 319 common reg term from initial_value and final_value if have a 320 do-while loop. 321 322Tue Dec 15 13:49:55 1998 Jeffrey A Law (law@cygnus.com) 323 324 * mn10200.md (addsi3 expander): Use "nonmemory_operand" for operand 2. 325 326 * mn10300.md (bset, bclr): Operand 0 is a read/write operand. 327 328 * mn10200.md (abssf2, negsf2): New expanders. 329 330 * mn10300.md (absdf2, abssf2, negdf2, negsf2): New expanders. 331 332Tue Dec 15 11:55:30 1998 Nick Clifton <nickc@cygnus.com> 333 334 * integrate.c (copy_rtx_and_substitute): If a SUBREG is 335 replaced by a CONCAT whose components do not have the same 336 mode as the original SUBREG, use a new SUBREG to restore the 337 mode. 338 339 * emit-rtl.c (subreg_realpart_p): Cope with subregs containing 340 multiword complex values. 341 3421998-12-15 Zack Weinberg <zack@rabi.phys.columbia.edu> 343 344 * cppalloc.c: Add xstrdup here. 345 * cpplib.h: Remove savestring prototype. 346 * cpplib.c: Remove savestring function. s/savestring/xstrdup/ 347 throughout. 348 * cppfiles.c: s/savestring/xstrdup/ throughout. 349 3501998-12-15 Zack Weinberg <zack@rabi.phys.columbia.edu> 351 352 * cpplib.c: Make all directive handlers read their own 353 arguments. 354 (struct directive): Remove last two arguments from FUNC 355 member prototype. Remove `command_reads_line' member 356 entirely. 357 (directive_table): Remove initializations of 358 command_reads_line flag. Pretty-print. 359 (eval_if_expression, do_define, do_line, do_include, 360 do_undef, do_error, do_pragma, do_ident, do_if, do_xifdef, 361 do_else, do_elif, do_sccs, do_assert, do_unassert, 362 do_warning): Take only two args. 363 364 (cpp_define): Call do_define with two args and the text to 365 define stuffed into a buffer. 366 (make_assertion): Call do_assert with two args. 367 (handle_directive): Call do_line with two args. Call 368 kt->func with two args. Remove command_reads_line 369 processing. 370 (do_define, do_undef, do_error, do_warning, do_pragma, 371 do_sccs): Read the rest of the line here. 372 (do_ident): Gobble rest of line, as cccp does. 373 (cpp_undef): New function. 374 (cpp_start_read): Call cpp_undef instead of do_undef. 375 3761998-12-15 Zack Weinberg <zack@rabi.phys.columbia.edu> 377 378 * cpphash.h (union hash_value): Remove `keydef' member, add a 379 `struct hashnode *aschain' member for #assert. 380 381 * cpplib.c (struct tokenlist_list, struct 382 assertion_hashnode): Delete structure definitions. 383 (assertion_install, assertion_lookup, delete_assertion, 384 check_assertion, compare_token_lists, reverse_token_list, 385 read_token_list, free_token_list): Delete functions. 386 (parse_assertion): New function. 387 (cpp_cleanup): Don't destroy the assertion_hashtable. 388 389 (do_assert): Gut and rewrite. #assert foo (bar) places 390 entries for `#foo' and `#foo(bar)' in the macro hash table, 391 type T_ASSERT. The value union's `aschain' member is used 392 to chain all answers for a given predicate together. 393 (do_unassert): Also rewritten. Take an un-asserted 394 answer off the chain from its predicate and call 395 delete_macro on the hashnode, or walk a predicate chain 396 calling delete_macro on all the entries. 397 (cpp_read_check_assertion): Simply call parse_assertion to 398 get the canonical assertion name, and look that up in the 399 hash table. 400 401 * cpplib.h (ASSERTION_HASHNODE,ASSERTION_HASHSIZE,assertion_hashtab): 402 Removed. 403 404 * cpphash.c (install): Use bcopy instead of an explicit loop 405 to copy the macro name. 406 407 * cppexp.c (cpp_lex): Convert the result of 408 cpp_read_check_assertion to a `struct operation' directly; 409 don't go through parse_number. 410 411Tue Dec 15 18:27:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 412 413 * loop.h (struct induction): Delete times_used member. 414 * loop.c (n_times_set): Rename to set_in_loop. Changed all users. 415 (n_times_used): Rename to n_times_set. Changed all users. 416 (scan_loop): Free reg_single_usage before strength reduction. 417 (record_giv, combine_givs): Remove handling of times_used member. 418 (combine_givs_used_once): Rename to: 419 (combine_givs_used_by_other) . Changed all callers. 420 421Tue Dec 15 01:45:26 1998 Jason Merrill <jason@yorick.cygnus.com> 422 423 * dwarf2out.c (gen_struct_or_union_type_die): Check AGGREGATE_TYPE_P 424 instead of TREE_CODE_CLASS == 't'. 425 (gen_type_die): Likewise. 426 (scope_die_for): Ignore FUNCTION_TYPE "scopes". 427 428Mon Dec 14 16:23:27 1998 Jim Wilson <wilson@cygnus.com> 429 430 * real.c (endian): Disable last change unless 431 HOST_BITS_PER_WIDE_INT is greater than 32. 432 433Mon Dec 14 17:13:36 1998 Andrew MacLeod <amacleod@cygnus.com> 434 435 * output.h (force_data_section): New prototype. 436 * varasm.c (force_data_section): New function to force the 437 data section, regardless of what in_section thinks. 438 * dwarf2out.c (output_call_frame_info): Call force_data_section 439 since varasm may not realize we've changes sections. 440 441Mon Dec 14 14:09:34 1998 Nick Clifton <nickc@cygnus.com> 442 443 * reload1.c (reload): Delete REG_RETVAL and REG_LIBCALL notes 444 after completing reload. 445 446 * rtl.texi: Document that REG_RETVAL and REG_LIBCALL are 447 deleted after reload. 448 449Mon Dec 14 01:39:28 1998 Jeffrey A Law (law@cygnus.com) 450 451 * rtl.h (multiple_sets): Fix prototype. 452 * rtlanal.c (multiple_sets): Fix return type. 453 454Sun Dec 13 12:43:58 1998 Jeff Law (law@cygnus.com) 455 456 * version.c: Bump for snapshot. 457 458Sun Dec 13 01:05:22 1998 Jeff Law (law@cygnus.com) 459 460 * version.c: Bump for snapshot. 461 4621998-12-13 Manfred Hollstein <manfred@s-direktnet.de> 463 464 * protoize.c (fputs): Wrap extern declaration in #ifndef fputs. 465 466Sun Dec 13 00:24:14 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 467 468 * rtl.h (recompute_reg_usage): Add second argument. 469 * flow.c (recompute_reg_usage): Likewise. 470 * toplev.c (rest_of_compilation): Supply second argument to 471 recompute_reg_usage. 472 473 * reload1.c (compute_use_by_pseudos): Allow reg_renumber[regno] < 0 474 after reload. 475 476Sat Dec 12 23:39:10 1998 Jeffrey A Law (law@cygnus.com) 477 478 * m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcpu32. 479 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000. 480 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000, 481 mcpu32 or m5200. 482 483 * i386/next.h (ASM_OUTPUT_ALIGN): Use 0x90 for fill character. 484 485 * rtlanal.c (multiple_sets): New function. 486 * rtl.h (multiple_sets): Declare it. 487 * local-alloc.c (wipe_dead_reg): Use it. 488 * global.c (global_conflicts): Likewise. 489 490Sat Dec 12 22:13:02 1998 Mark Mitchell <mark@markmitchell.com> 491 492 * global.c (record_conflicts): Don't use an array of shorts to 493 store an array of ints. 494 (global_conflicts): Likewise. 495 496Sat Dec 12 16:49:24 1998 Richard Henderson <rth@cygnus.com> 497 498 * alpha.c (alpha_expand_block_move): mode_for_size expects 499 bits, not bytes. Infer extra alignment from addressof. 500 5011998-12-11 Michael Meissner <meissner@cygnus.com> 502 503 * rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Put small data in the 504 .sbss section, not .sdata. 505 5061998-12-11 Manfred Hollstein <manfred@s-direktnet.de> 507 508 * cccp.c: Do not #include <sys/stat.h> here; this is already done 509 by "system.h". 510 * collect2.c: Likewise. 511 * cpplib.h: Likewise. 512 * gcc.c: Likewise. 513 * gcov.c: Likewise. 514 * getpwd.c: Likewise. 515 * protoize.c: Likewise. 516 * toplev.c: Likewise. 517 518 * cpplib.h (HOST_WIDE_INT): Get definition from "machmode.h" 519 and don't try to define it here. 520 * Makefile.in (cppmain.o): Depend on machmode.h. 521 (cpplib.o): Likewise. 522 (cpperror.o): Likewise. 523 (cppexp.o): Likewise. 524 (cppfiles.o): Likewise. 525 (cpphash.o): Likewise. 526 (cppalloc.o): Likewise. 527 (fix-header.o): Likewise. 528 (scan-decls.o): Likewise. 529 530Fri Dec 11 11:02:49 1998 Stan Cox <scox@cygnus.com> 531 532 * sh.c (print_operand): Lookup interrupt_handler attribute instead 533 of relying on static variable. 534 * (calc_live_regs): Likewise. 535 * (sh_pragma_insert_attributes): Create interrupt_handler 536 attribute if a pragma was specified. 537 * (sh_valid_machine_decl_attribute): Don't set static flag. 538 * sh.h (PRAGMA_INSERT_ATTRIBUTES): New. 539 540Fri Dec 11 12:56:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 541 542 * reload1.c (reload_combine): Use BASIC_BLOCK_LIVE_AT_START 543 to determine if a register is live at a jump destination. 544 Everything is dead at a BARRIER. 545 546Thu Dec 10 16:02:06 1998 Jim Wilson <wilson@cygnus.com> 547 548 * cse.c (simplify_unary_operation): Sign-extend constants when 549 they have the most significant bit set for the target. 550 * real.c (endian): Sign-extend 32 bit output values on a 64 bit 551 host. 552 * m32r/m32r.c (m32r_expand_prologue): Store pretend_size in 553 HOST_WIDE_INT temporary before negating it. 554 * m32r/m32r.md (movsi_insn+1): Use ~0xffff instead of 0xffff0000. 555 556Thu Dec 10 15:05:59 1998 Dave Brolley <brolley@cygnus.com> 557 558 * objc/objc-act.c (lang_init_options): Enclose cpplib related code in 559 #if USE_CPPLIB. 560 561Thu Dec 10 13:39:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 562 563 * collect2.h: New header file for prototypes. 564 565 * Makefile.in (collect2.o, tlink.o): Depend on collect2.h. 566 567 * collect2.c: Include collect2.h. 568 * tlink.c: Likewise. 569 570Wed Dec 9 23:55:11 1998 Jeffrey A Law (law@cygnus.com) 571 572 * flow.c: Update some comments. 573 574Wed Dec 9 15:29:26 1998 Dave Brolley <brolley@cygnus.com> 575 576 * objc/objc-act.c (cpp_initialized): Removed. 577 (lang_init_options): Initialize cpplib. 578 (lang_decode_option): Move initialization of cpplib to 579 lang_init_options. 580 * c-lang.c (parse_options,parse_in): Added. 581 (lang_init_options): Initialized cpplib here. 582 * c-decl.c (parse_options,cpp_initialized): Removed. 583 (c_decode_option): Move initialization of cpplib to 584 lang_init_options. 585 586Wed Dec 9 19:36:57 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 587 588 * reload1.c (reload_combine, reload_combine_note_store): 589 Make STORE_RUID always valid. 590 (reload_combine): Check if BASE is clobbered too early. 591 592Wed Dec 9 09:53:58 1998 Nick Clifton <nickc@cygnus.com> 593 594 * reload.c (find_reloads): Display the insn that cannot be 595 reloaded. 596 597Wed Dec 9 12:15:26 1998 Dave Brolley <brolley@cygnus.com> 598 599 * cccp.c (create_definition): Fix end of buffer logic. 600 601Wed Dec 9 10:15:45 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 602 603 * except.c (duplicate_eh_handlers, rethrow_symbol_map): Function 604 pointer parameters changed to use the PARAMS() macro. 605 606Wed Dec 9 09:12:40 1998 Andrew MacLeod <amacleod@cygnus.com> 607 608 * except.h (struct handler_info): Add handler_number field. 609 * except.c (gen_exception_label): EH labels no longer need to be 610 on the permanent obstack. 611 (get_new_handler): Set the label number field. 612 (output_exception_table_entry): Regenerate handler label reference 613 from the label number field. 614 (init_eh): Remove a blank line. 615 * integrate.c (get_label_from_map): Labels no longer need to be 616 on the permanent obstack. 617 618Tue Dec 8 22:04:33 1998 Jim Wilson <wilson@cygnus.com> 619 620 * i960/i960.h (CONST_COSTS, case CONST_INT): Accept power2_operand 621 only when OUTER_CODE is SET. 622 623Tue Dec 8 22:47:15 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 624 625 * loop.c (strength_reduce): If scan_start points to the loop exit 626 test, be wary of subversive use of gotos inside expression statements. 627 Don't set maybe_multiple for a backward jump that does not 628 include the label under consideration into its range. 629 * unroll.c (biv_total_increment): Make use of maybe_multiple field. 630 631Tue Dec 8 22:33:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 632 633 * explow.c (plus_constant_wide): Don't immediately return with 634 result of recursive call. 635 636Tue Dec 8 15:32:56 1998 Andrew MacLeod <amacleod@cygnus.com> 637 638 * eh-common.h (struct eh_context): Add table_index for rethrows. 639 640 * rtl.h (enum reg_note): Add REG_EH_REGION and REG_EH_RETHROW reg notes. 641 (SYMBOL_REF_NEED_ADJUST): New flag indicating symbol needs to be 642 processed when inlined or unrolled (ie duplicated in some way). 643 644 * rtl.c (reg_note_name): Add strings for new reg_note enums. 645 646 * expr.h (rethrow_libfunc): New library decl. 647 648 * optabs.c (rethrow_libfunc): Initialize. 649 650 * except.h (struct eh_entry): Add new field 'rethrow_label'. 651 (new_eh_region_entry): No longer exported from except.c. 652 (duplicate_handlers): Renamed to duplicate_eh_handlers and 653 different prototype. 654 (rethrow_symbol_map, rethrow_used): New exported functions. 655 (eh_region_from_symbol): New exported function. 656 657 * except.c (create_rethrow_ref): New function to create a single 658 SYMBOL_REF for a rethrow region. 659 (push_eh_entry): Initialize a rethrow ref. 660 (func_eh_entry): Add a rethrow_label field. 661 (new_eh_region_entry): Make static, and initialize the rethrow entry. 662 (duplicate_eh_handlers): Create a new region, and remap labels/symbols. 663 (eh_region_from_symbol): Find an EH region based on its rethrow symbol. 664 (rethrow_symbol_map): Given a label map, maps a rethrow symbol for 665 a region into an appropriate new symbol. 666 (rethrow_used): Indicate whether a rethrow symbol has been referenced. 667 (expand_eh_region_end): Don't issue jump around code for new-exceptions. 668 (end_catch_handler): Emit a barrier for new-exceptions since 669 control can never drop through the end of a catch block. 670 (expand_end_all_catch): new-exceptions never fall through a catch 671 block. 672 (expand_rethrow): Use __rethrow routine for new exceptions. 673 (output_exception_table_entry): Generate rethrow labels, if needed. 674 (output_exception_table): Generate start and end rethrow labels. 675 (init_eh): Create rethrow symbols for beginning and end of table. 676 (scan_region): Don't eliminate EH regions which are the targets of 677 rethrows. 678 679 * flow.c (make_edges): Add different edges for rethrow calls, 680 identified by having the REG_EH_RETHROW reg label. 681 (delete_unreachable_blocks): Don't delete regions markers which are 682 the target of a rethrow. 683 684 * integrate.c (save_for_inline_eh_labelmap): New callback routine to 685 allow save_for_inline_copying to call duplicate_eh_handlers. 686 (save_for_inline_copying): Call duplicate_eh_handlers instead of 687 exposing internal details of exception regions. 688 (copy_for_inline): Check if SYMBOL_REFs need adjustment. 689 (expand_inline_function_eh_labelmap): New callback routine to 690 allow expand_inline_function to call duplicate_eh_handlers. 691 (expand_inline_function): Call duplicate_eh_handlers instead of 692 exposing internal details of exception regions. 693 (copy_rtx_and_substitute): Adjust SYMBOL_REFS if SYMBOL_REF_NEED_ADJUST 694 flag is set. 695 696 * libgcc2.c (find_exception_handler): Generalize to enable it to 697 pick up processing where it left off last time for a rethrow. 698 (__unwinding_cleanup): New function. debug hook which is called before 699 unwinding when __throw finds there is nothing but cleanups left. 700 (throw_helper): Common parts of __throw extracted out for reuse. 701 (__throw): Common parts moved to throw_helper. 702 (__rethrow): New function for performing rethrows. 703 704Tue Dec 8 13:11:04 1998 Jeffrey A Law (law@cygnus.com) 705 706 * reload1.c (current_function_decl): Tweak declaration. 707 708Tue Dec 8 10:23:52 1998 Richard Henderson <rth@cygnus.com> 709 710 * c-decl.c (flag_isoc9x): Default off. 711 (c_decode_option): Kill -std=gnu, add -std=gnu89 and -std=gnu9x. 712 * cccp.c (print_help, main): Likewise. 713 * gcc.c (default_compilers): Update for -std=gnu*. 714 715Tue Dec 8 01:14:46 1998 Jeffrey A Law (law@cygnus.com) 716 717 * Makefile.in (DEMANGLE_H): Change location to shared demangle.h. 718 * demangle.h: Deleted. 719 720 * reload1.c (current_function_decl): Declare. 721 722Tue Dec 8 11:58:51 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 723 724 * cpplib.c (convert_string): Use `0x00ff', not `0x00ffU'. 725 726Tue Dec 8 09:28:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 727 728 * dbxout.c: If USG is defined use gstab.h, even if HAVE_STAB_H is set. 729 7301998-12-08 Ulrich Drepper <drepper@cygnus.com> 731 732 * configure.in: Test for availability of putc_unlocked, fputc_unlocked, 733 and fputs_unlocked. 734 * configure: Rebuilt. 735 * system.h: If the *_unlocked functions are available use them 736 instead of the locked counterparts by defining macros. 737 * config.in: Regenerated. 738 739Tue Dec 8 00:34:05 1998 Mike Stump <mrs@wrs.com> 740 741 * i386/bsd.h (ASM_FILE_START): Don't use dump_base_name, it is 742 wrong and should only be used for dump related things, not 743 debugging information, instead main_input_filename should be used. 744 Also, reuse output_file_directive if possible. 745 * i386/aix386ng.h (ASM_FILE_START): Likewise. 746 * i386/isc.h (ASM_FILE_START): Likewise. 747 * i386/win-nt.h (ASM_FILE_START): Likewise. 748 * i386/sun386.h (ASM_FILE_START): Likewise. 749 750Mon Dec 7 23:56:28 1998 Robert Lipe <robertl@dgii.com> 751 752 * configure.in (mips*-*-linux*): Handle big and little endian 753 systems. 754 * configure: Rebuilt. 755 756Mon Dec 7 23:14:51 1998 Mike Stump <mrs@wrs.com> 757 758 * emit-rtl.c: Fix typo. 759 760Mon Dec 7 23:07:38 1998 Nathan Sidwell <nathan@acm.org> 761 762 * reload1.c (eliminate_regs): Don't do anything, if we're not 763 generating code. 764 765Mon Dec 7 15:27:09 1998 DJ Delorie <dj@cygnus.com> 766 767 * mips/mips.h (ENCODE_SECTION_INFO): Handle TARGET_EMBEDDED_DATA. 768 Add comment. 769 * mips/mips.c (mips_select_section): Add comment. 770 771Mon Dec 7 17:55:06 1998 Mike Stump <mrs@wrs.com> 772 773 * cccp.c (ignore_escape_flag): Add support for \ as `natural' 774 characters in file names in #line to be consistent with #include 775 handling. We support escape processing in the # 1 "..." version of 776 the command. See also support in cp/lex.c. 777 (handle_directive): Likewise. 778 (do_line): Likewise. 779 7801998-12-07 Zack Weinberg <zack@rabi.phys.columbia.edu> 781 782 * cpplib.c (initialize_char_syntax): Use ISALPHA and ISALNUM 783 so it'll work on non-ASCII platforms. Always consider $ an 784 identifier character. Take no arguments. 785 (cpp_reader_init): Call initialize_char_syntax with no 786 arguments. 787 (cpp_start_read): Don't call initialize_char_syntax again. 788 Clear is_idchar['$'] and is_idstart['$'] if not 789 opts->dollars_in_ident. 790 791 * cpplib.h (struct cpp_reader): Replace void *data element by 792 cpp_options *opts. Rearrange elements to make gdb printout 793 less annoying (put buffer stack at end). 794 (CPP_OPTIONS): Get rid of now-unnecessary cast. 795 796 * cppmain.c: s/data/opts/ when initializing cpp_reader 797 structure. 798 * c-decl.c: Likewise. 799 * objc/objc-act.c: Likewise. 800 * fix-header.c: Likewise. 801 8021998-12-07 Zack Weinberg <zack@rabi.phys.columbia.edu> 803 804 * cpplib.h (struct cpp_buffer): Replace dir and dlen members 805 with a struct file_name_list pointer. 806 (struct cpp_reader): Add pointer to chain of `actual 807 directory' include searchpath entries. 808 (struct file_name_list): Add *alloc pointer for the sake of 809 the actual-directory chain. 810 811 Move definition of HOST_WIDE_INT here. 812 (cpp_parse_escape): Change prototype to match changes in 813 cppexp.c. 814 815 * cppfiles.c (actual_directory): New function. 816 (finclude): Use it to initialize the buffer's actual_dir 817 entry. 818 (find_include_file): We don't need to fix up max_include_len 819 here. 820 821 * cpplib.c (do_include): Don't allocate a file_name_list on 822 the fly for current directory "" includes, use the one that's 823 been preallocated in pfile->buffer->actual_dir. Hoist out 824 duplicate code from the search_start selection logic. 825 (cpp_reader_init): Initialize pfile->actual_dirs. 826 827 Remove definition of HOST_WIDE_INT. Change calls 828 to cpp_parse_escape to match changes in cppexp.c (note 829 hardcoded MASK, which is safe since this is the source 830 character set). 831 832 * cppexp.c: Bring over changes to cpp_parse_escape from cccp.c 833 to handle wide character constants in #if directives. The 834 function now returns a HOST_WIDE_INT, and takes a third 835 argument which is a binary mask for all legal values (0x00ff 836 for 8-bit `char', 0xffff for 16-bit `wchar_t', etc.) Define 837 MAX_CHAR_TYPE_MASK and MAX_WCHAR_TYPE_MASK. Change callers of 838 cpp_parse_escape to match. [Fixes c-torture/execute/widechar-1.c] 839 840Mon Dec 7 15:38:25 1998 Dave Brolley <brolley@cygnus.com> 841 842 * gcc.c (default_compilers): Fix typo in USE_CPPLIB spec for cc1. 843 844Mon Dec 7 15:38:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 845 846 * c-aux-info.c (concat): Wrap function definition in !USE_CPPLIB. 847 * cppalloc.c: Move function `xcalloc' from cpplib.c to here. 848 * cpplib.c: Move function `xcalloc' from here to cppalloc.c. 849 850Mon Dec 7 11:30:49 1998 Nick Clifton <nickc@cygnus.com> 851 852 * final.c (output_asm_name): Use tabs to separate comments from 853 assembly text. 854 855 Include instruction lengths (if defined) in output. 856 857Mon Dec 7 10:53:38 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 858 859 * loop.c (check_dbra_loop): Fix initial_value and initial_equiv_value 860 in the loop_info structure. 861 862Mon Dec 7 11:04:40 1998 Catherine Moore <clm@cygnus.com> 863 864 * configure.in (arm*-*-ecos-elf): New target. 865 * configure: Regenerated. 866 * config/arm/elf.h (ASM_WEAKEN_LABEL): Define. 867 * config/arm/ecos-elf.h: New file. 868 * config/arm/unknown-elf.h (TARGET_VERSION): Check 869 for redefinition. 870 871Mon Dec 7 16:15:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 872 873 * sh.c (output_far_jump): Emit braf only for TARGET_SH2. 874 875Sun Dec 6 04:19:45 1998 Jeff Law (law@cygnus.com) 876 877 * version.c: Bump for snapshot. 878 879Sun Dec 6 05:16:16 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 880 881 * loop.c (check_dbra_loop): New argument loop_info. Update fields 882 as needed. 883 884Sun Dec 6 03:40:13 1998 Jeff Law (law@cygnus.com) 885 886 * version.c: Bump for snapshot. 887 888Sun Dec 6 07:49:29 1998 Alexandre Oliva <oliva@dcc.unicamp.br> 889 890 * gcc.texi (Bug Reporting): 40Kb is a soft limit, larger 891 compressed reports are ok and preferred over URLs. 892 893Sun Dec 6 07:45:33 1998 Alexandre Oliva <oliva@dcc.unicamp.br> 894 895 * invoke.texi (Warning Options): Soften the tone of -pedantic. 896 897Sun Dec 6 00:20:44 1998 H.J. Lu (hjl@gnu.org) 898 899 * print-rtl.c (print_rtx): Add prototype. 900 901 * unroll.c (iteration_info): Make it static. 902 903Sun Dec 6 01:19:46 1998 Richard Henderson <rth@cygnus.com> 904 905 * alias.c (memrefs_conflict_p): A second ANDed address 906 disables the aligned address optimization. 907 908Sat Dec 5 18:48:25 1998 Richard Henderson <rth@cygnus.com> 909 910 * alpha.c (alpha_emit_set_const_1): Fix parenthesis error 911 in -c << n case. 912 913Sat Dec 5 15:14:52 1998 Jason Merrill <jason@yorick.cygnus.com> 914 915 * i960.h (BOOL_TYPE_SIZE): Define. 916 917Sun Dec 6 00:28:16 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 918 919 * config/c4x/c4x.c (valid_parallel_load_store): Flog functionality 920 from old valid_parallel_operands_4. 921 (valid_parallel_operands_4): Check that operands for 4 operand 922 parallel insns are valid, excluding load/store insns. 923 * config/c4x/c4x.h (valid_parallel_load_store): Add prototype. 924 * config/c4x/c4x.md (*movqf_parallel, *movqi_parallel): Use 925 valid_parallel_load_store instead of valid_parallel_operands_4. 926 (*absqf2_movqf_clobber, *floatqiqf2_movqf_clobber, 927 *negqf2_movqf_clobber, *absqi2_movqi_clobber, 928 *fixqfqi2_movqi_clobber, *negqi2_movqi_clobber, 929 *notqi_movqi_clobber): Use valid_parallel_operands_4. 930 (*subqf3_movqf_clobber, *ashlqi3_movqi_clobber, 931 *ashrqi3_movqi_clobber, *lshrqi3_movqi_clobber, 932 *subqi3_movqi_clobber): Use valid_parallel_operands_5. 933 934Sat Dec 5 23:52:01 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 935 936 * config/c4x/c4x.c (iteration_info): Delete extern. 937 938Fri Dec 4 20:15:57 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 939 940 * tm.texi (SMALL_REGISTER_CLASSES): Make description match reality. 941 942 * final.c (cleanup_subreg_operands): Delete some unused code. 943 944 * recog.h (MAX_RECOG_ALTERNATIVES): New macro. 945 (struct insn_alternative): New structure definition. 946 (recog_op_alt): Declare variable. 947 (preprocess_constraints): Declare function. 948 * recog.c (recog_op_alt): New variable. 949 (extract_insn): Verify number of alternatives is in range. 950 (preprocess_constraints): New function. 951 * reg-stack.c: Include recog.h. 952 (constrain_asm_operands): Delete. 953 (get_asm_operand_lengths): Delete. 954 (get_asm_operand_n_inputs): New function. 955 (record_asm_reg_life): Delete OPERANDS, CONSTRAINTS, N_INPUTS and 956 N_OUTPUTS args. All callers changed. 957 Compute number of inputs and outputs here by calling 958 get_asm_operand_n_inputs. 959 Instead of constrain_asm_operands, call extract_insn, 960 constrain_operands and preprocess_constraints. Use information 961 computed by these functions throughout. 962 (record_reg_life): Delete code that is unused due to changes in 963 record_asm_reg_life. 964 (subst_asm_stack_regs): Delete OPERANDS, OPERAND_LOC, CONSTRAINTS, 965 N_INPUTS and N_OUTPUTS args. All callers changed. 966 Similar changes as in record_asm_reg_life. 967 (subst_stack_regs): Move n_operands declaration into the if statement 968 where it's used. 969 Delete code that is unused due to changes in subst_asm_stack_regs. 970 * stmt.c (expand_asm_operands): Verify number of alternatives is in 971 range. 972 * Makefile.in (reg-stack.o): Depend on recog.h. 973 974Fri Dec 4 02:23:24 1998 Jeffrey A Law (law@cygnus.com) 975 976 * except.c (set_exception_version_code): Argument is an "int". 977 978Fri Dec 4 01:29:28 1998 Jeffrey A Law (law@cygnus.com) 979 980 * configure.in (hppa2*-*-*): Handle like hppa1.1-*-* for now. 981 * configure: Rebuilt. 982 983Fri Dec 4 01:29:28 1998 Robert Lipe <robertl@dgii.com> 984 985 * configure.in (mipsel-*-linux*): New target. 986 * mips/linux.h: New file, based on other Linux targets. 987 988Thu Dec 3 11:19:50 1998 Mike Stump <mrs@wrs.com> 989 990 * gthr-vxworks.h (__ehdtor): Fix memory leak. The delete hook 991 runs in the context of the deleter, not the deletee, so we must 992 use taskVarGet to find the correct memory to free. 993 (__gthread_key_create): Initialize the task 994 variable subsystem so that the task variable is still active when 995 the delete hook is run. 996 9971998-12-03 Joseph S. Myers <jsm28@cam.ac.uk> 998 999 * pdp11.h: Use optimize_size for space optimizations. 1000 * pdp11.c: Likewise. 1001 * pdp11.md: Likewise. 1002 1003 * pdp11.h (TARGET_40_PLUS): Fix typo. 1004 1005Thu Dec 3 11:48:32 1998 Jeffrey A Law (law@cygnus.com) 1006 1007 * local-alloc.c (block_alloc): Slightly retune heuristic to widen 1008 qty lifetimes. 1009 1010Thu Dec 3 22:30:18 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 1011 1012 * alias.c (addr_side_effect_eval): New function. 1013 (memrefs_conflict_p): Use it. 1014 * rtl.h (addr_side_effect_eval): Prototype it. 1015 10161998-12-02 Joseph S. Myers <jsm28@cam.ac.uk> 1017 1018 * pdp11.md (extendsfdf2): Fix mode mismatch in SET. 1019 1020Wed Dec 2 11:23:07 1998 Jim Wilson <wilson@cygnus.com> 1021 1022 * reload.c (find_reloads): When force const to memory, put result 1023 in substed_operand not *recog_operand_loc. 1024 10251998-12-02 Ulrich Drepper <drepper@cygnus.com> 1026 1027 * c-lex.c: Fix indentation from last patch. 1028 Remove trailing whitespace. 1029 * real.c: Likewise. 1030 1031Wed Dec 2 10:11:12 1998 Jeffrey A Law (law@cygnus.com) 1032 1033 * flow.c (delete_block): Call set_last_insn after we have reset 1034 NEXT_INSN (kept_tail). 1035 1036Wed Dec 2 00:47:31 1998 Jeffrey A Law (law@cygnus.com) 1037 1038 * mips.md (trap_if): Use "$0" for the value zero. 1039 1040Tue Dec 1 20:49:49 1998 Ulrich Drepper <drepper@cygnus.com> 1041 Stephen L Moshier <moshier@world.std.com> 1042 Richard Henderson <rth@cygnus.com> 1043 1044 * c-common.c (declare_function_name): Declare predefined variable 1045 `__func__'. 1046 1047 * c-decl.c (flag_isoc9x): Set to 1 by default. 1048 (c_decode_option): Handle -std= option. Remove -flang-isoc9x. 1049 (grokdeclarator): Always emit warning about implicit int for ISO C 9x. 1050 1051 * c-parse.in: Allow constructors in ISO C 9x. 1052 Rewrite designator list handling. 1053 Allow [*] parameters. 1054 Don't warn about comma at end of enum definition for ISO C 9x. 1055 1056 * cccp.c (c9x): New variable. 1057 (rest_extension): New variable. 1058 (print_help): Document new -std= option. 1059 (main): Recognize -std= option. Set c9x appropriately. 1060 (create_definition): Recognize ISO C 9x vararg macros. 1061 1062 * gcc.c (default_compilers): Adjust specs for -std options. 1063 (option_map): Add --std. 1064 (display_help): Document -std. 1065 1066 * toplev.c (documented_lang_options): Add -std and remove 1067 -flang-isoc9x. 1068 1069 * c-lex.c (yylex): Recognize hex FP constants and call REAL_VALUE_ATOF 1070 or REAL_VALUE_HTOF based on base of the constants. 1071 * fold-const.c (real_hex_to_f): New function. Replacement function 1072 for hex FP conversion if REAL_ARITHMETIC is not defined. 1073 * real.c (asctoeg): Add handling of hex FP constants. 1074 * real.h: Define REAL_VALUE_HTOF if necessary using ereal_atof or 1075 real_hex_to_f. 1076 1077Tue Dec 1 16:45:49 1998 Stan Cox <scox@cygnus.com> 1078 1079 * mips.md (divmodsi4*, divmoddi4*, udivmodsi4*, udivmoddi4): Add 1080 -mcheck-range-division/-mcheck-zero-division checking. Avoid as macro 1081 expansion. Use hi/lo as destination register. 1082 (div_trap): New. 1083 (divsi3*, divdi3*, modsi3*, moddi3*, udivsi3*, udivdi3*, umodsi3*, 1084 umoddi3*): Add -mcheck-range-division/-mcheck-zero-division checking. 1085 Avoid as macro expansion. Use hi/lo as destination register. 1086 1087 * mips.h (MASK_CHECK_RANGE_DIV): New. 1088 (MASK_NO_CHECK_ZERO_DIV): New. 1089 (ELIMINABLE_REGS): Added GP_REG_FIRST + 31. 1090 (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): Allow for getting 1091 return address for leaf functions out of r31 to support 1092 builtin_return_address. 1093 1094Tue Dec 1 15:03:30 1998 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 1095 1096 * jump.c (jump_optimize): Call regs_set_between_p with PREV_INSN(x), 1097 NEXT_INSN(x) to check insn x. 1098 1099Tue Dec 1 15:20:44 1998 Jeffrey A Law (law@cygnus.com) 1100 1101 * flow.c (delete_block): Call set_last_insn if we end up deleting the 1102 last insn in the rtl chain. 1103 1104 * reload1.c (reload): Do not set reload_completed or split insns 1105 here. Instead... 1106 * toplev.c (rest_of_compilation): Set reload_completed after 1107 reload returns. Split insns after reload_cse has run. 1108 1109Tue Dec 1 11:55:04 1998 Richard Henderson <rth@cygnus.com> 1110 1111 * final.c (final_scan_insn): Abort if block_depth falls below 0. 1112 1113Tue Dec 1 10:23:16 1998 Nick Clifton <nickc@cygnus.com> 1114 1115 * config/arm/t-arm-elf (LIBGCC2_CFLAGS): Define inhibit_libc. 1116 1117Tue Dec 1 10:22:18 1998 Nick Clifton <nickc@cygnus.com> 1118 1119 * config/arm/unknown-elf.h (ASM_OUTPUT_DWARF2_ADDR_CONST): Remove 1120 use of user-label_prefix. 1121 1122Tue Dec 1 17:58:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 1123 1124 * reload1.c (emit_reload_insns): Clear spill_reg_store 1125 when doing a new non-inherited reload from the same pseudo. 1126 1127 * local-alloc.c (function_invariant_p): New function. 1128 (update_equiv_regs): Use function_invariant_p instead of CONSTANT_P 1129 to decide if an equivalence should be recorded. 1130 * reload1.c (num_eliminable_invariants): New static variable. 1131 (reload): Set it. Use function_invariant_p instead of CONSTANT_P 1132 to decide if an equivalence should be recorded. 1133 Unshare PLUS. 1134 (calculate_needs_all_insns): Skip insns that only set an equivalence. 1135 Take num_eliminable_invariants into account when deciding 1136 if register elimination should be done. 1137 (reload_as_needed): Take num_eliminable_invariants into account 1138 when deciding if register elimination should be done. 1139 (eliminate_regs): Handle non-constant reg_equiv_constant. 1140 * rtl.h (function_invariant_p): Declare. 1141 1142Mon Nov 30 02:00:08 1998 Jeff Law (law@cygnus.com) 1143 1144 * version.c: Bump for snapshot. 1145 1146Mon Nov 30 00:42:59 1998 Jeff Law (law@cygnus.com) 1147 1148 * version.c: Bump for snapshot. 1149 1150Sun Nov 29 22:59:40 1998 Jason Merrill <jason@yorick.cygnus.com> 1151 1152 * except.c (add_new_handler): Complain about additional handlers 1153 after one that catches everything. 1154 1155Sat Nov 28 10:56:32 1998 Jeffrey A Law (law@cygnus.com) 1156 1157 * configure.in (alpha*-*-netbsd): Fix typo. 1158 * configure: Rebuilt. 1159 1160Fri Nov 27 12:28:56 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 1161 1162 * system.h: Include libiberty.h. 1163 1164 * c-aux-info.c: Remove prototypes for concat/concat3. Change 1165 function `concat' from fixed parameters to variable parameters, 1166 as is done in libiberty. All callers of concat/concat3 1167 changed to use the new `concat' with variable args. 1168 1169 * cccp.c: Remove things made redundant by libiberty.h and/or 1170 conform to libiberty standards. 1171 * cexp.y: Likewise. 1172 * collect2.c: Likewise. 1173 * config/1750a/1750a.h: Likewise. 1174 * cppalloc.c: Likewise. 1175 * cppexp.c: Likewise. 1176 * cppfiles.c: Likewise. 1177 * cpphash.c: Likewise. 1178 * cpplib.c: Likewise. 1179 * dyn-string.c: Likewise. 1180 * fix-header.c: Likewise. 1181 * gcc.c: Likewise. 1182 * gcov.c: Likewise. 1183 * genattr.c: Likewise. 1184 * genattrtab.c: Likewise. 1185 * gencheck.c: Likewise. 1186 * gencodes.c: Likewise. 1187 * genconfig.c: Likewise. 1188 * genemit.c: Likewise. 1189 * genextract.c: Likewise. 1190 * genflags.c: Likewise. 1191 * gengenrtl.c: Likewise. 1192 * genopinit.c: Likewise. 1193 * genoutput.c: Likewise. 1194 * genpeep.c: Likewise. 1195 * genrecog.c: Likewise. 1196 * getpwd.c: Likewise. 1197 * halfpic.c: Likewise. 1198 * hash.c: Likewise. 1199 * mips-tdump.c: Likewise. Wrap malloc/realloc/calloc prototypes 1200 in NEED_DECLARATION_* macros. 1201 1202 * mips-tfile.c: Remove things made redundant by libiberty.h and/or 1203 conform to libiberty standards. 1204 (fatal): Fix const-ification of variable `format' in 1205 !ANSI_PROTOTYPES case. 1206 1207 * prefix.c: Remove things made redundant by libiberty.h and/or 1208 conform to libiberty standards. 1209 1210 * print-rtl.c: Rename variable `spaces' to `xspaces' to avoid 1211 conflicting with function `spaces' from libiberty. 1212 1213 * profile.c: Remove things made redundant by libiberty.h and/or 1214 conform to libiberty standards. 1215 * protoize.c: Likewise. 1216 * rtl.h: Likewise. 1217 * scan.h: Likewise. 1218 * tlink.c: Likewise. 1219 * toplev.c: Likewise. 1220 * toplev.h: Likewise. 1221 * tree.h: Likewise. 1222 1223Thu Nov 26 08:38:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 1224 1225 * cppfiles.c (simplify_pathname): Un-ANSI-fy function definition. 1226 1227Thu Nov 26 23:45:37 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 1228 1229 * README.C4X: Updated URLs. 1230 * config/c4x/c4x.c (c4x_address_conflict): Fix typo. 1231 (valid_parallel_operands_5): Remove unused variable. 1232 1233Thu Nov 26 23:40:03 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 1234 1235 * config/c4x/c4x.h (TARGET_DEFAULT): Fix typo. 1236 12371998-11-26 Manfred Hollstein <manfred@s-direktnet.de> 1238 1239 * Makefile.in (CONFIG_LANGUAGES): New macro taking all languages 1240 which can be configured. 1241 (LANGUAGES): Use $(CONFIG_LANGUAGES) instead of @all_languages@ 1242 (Makefile): Pass actual LANGUAGES through the environment when 1243 re-configuring. 1244 (cstamp-h): Likewise. 1245 (config.status): Likewise. 1246 1247 * configure.in (enable_languages): Add new configuration parameter 1248 "--enable-languages=lang1,lang2,...". 1249 (${srcdir}/*/config-lang.in): Change handling to configure only 1250 those directories, that the user might have enabled; default to 1251 "all" existing languages. 1252 * configure: Regenerate. 1253 1254Thu Nov 26 00:19:19 1998 Richard Henderson <rth@cygnus.com> 1255 1256 * rtlanal.c (regs_set_between_p): New function. 1257 * rtl.h (regs_set_between_p): Prototype it. 1258 * jump.c (jump_optimize): Use it instead of modified_between_p 1259 in the Sep 2 change. 1260 1261Wed Nov 25 23:32:02 1998 Ian Dall <Ian.Dall@dsto.defence.gov.au> 1262 Matthias Pfaller <leo@dachau.marco.de> 1263 1264 * invoke.texi (Option Summary, NS32K Options): Add description 1265 of NS32K specific options. 1266 1267 * ns32k.md (tstdf, cmpdf, movdf, truncdfsf2, fixdfqi2, fixdfhi2, 1268 fixdfsi2, fixunsdfqi2, fixunsdfhi2, fixunsdfsi2, fix_truncdfqi2, 1269 fix_truncdfhi2, fix_truncdfsi2, adddf3, subdf3, muldf3, divdf3, 1270 negdf2, absdf2): Use l instead of f since the double class and 1271 float class are no longer the same. 1272 (cmpsi, truncsiqi2, truncsihi2, addsi3, subsi3, mulsi3, umulsidi3, 1273 divsi3, modsi3, andsi3, iorsi3, xorsi3, negsi2, one_cmplsi2, 1274 ashlsi3, ashlhi3, ashlqi3, rotlsi3, rotlhi3, rotlqi3, abssi2,...): 1275 Use "g" instead of "rmn" since LEGITIMATE_PIC_OPERAND has been 1276 fixed. 1277 (cmpsi, cmphi, cmpqi): Use general_operand instead of 1278 non_immediate_operand. Removes erroneous assumption that can't 1279 compare constants. 1280 (movsf, movsi, movhi, movqi,...): New register numbering scheme. 1281 (movsi, addsi3): Use NS32K_DISPLACEMENT_P instead of hard coded 1282 constants. 1283 (movstrsi, movstrsi1, movstrsi2): Completely new block move 1284 scheme. 1285 (...): Patterns to exploit multiply-add instructions. 1286 (udivmodsi4, udivmodsi_internal4, udivmodhi4, 1287 udivmoddihi4_internal, udivmodqi4, udivmoddiqi4_internal): New 1288 patterns to exploit extended divide insns. 1289 (udivsi3, udivhi3, udivqi3): Remove since superseded by udivmodsi 1290 etc patterns. 1291 1292 * ns32k.h (FUNCTION_VALUE, LIBCALL_VALUE): Use f0 for complex 1293 float return values as well as simple scalar floats. 1294 (TARGET_32381, TARGET_MULT_ADD, TARGET_SWITCHES): 1295 Support new flag to denote 32381 fpu. 1296 (OVERRIDE_OPTIONS): 32381 is a strict superset of 32081. 1297 (CONDITIONAL_REGISTER_USAGE): Disable extra 32381 registers if not 1298 compiling for 32381. 1299 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS, 1300 REGISTER_NAMES, ADDITIONAL_REGISTER_NAMES, OUTPUT_REGISTER_NAMES, 1301 REG_ALLOC_ORDER, DBX_REGISTER_NUMBER, R0_REGNUM, F0_REGNUM, 1302 L1_REGNUM, STACK_POINTER_REGNUM, FRAME_POINTER_REGNUM, 1303 LONG_FP_REGS_P, ARG_POINTER_REGNUM, reg_class, REG_CLASS_NAMES, 1304 REG_CLASS_CONTENTS, SUBSET_P,REGNO_REG_CLASS, 1305 REG_CLASS_FROM_LETTER, FUNCTION_PROLOGUE, FUNCTION_EPILOGUE, 1306 REGNO_OK_FOR_INDEX_P, FP_REG_P, REG_OK_FOR_INDEX_P, 1307 REG_OK_FOR_BASE_P, MEM_REG): New register scheme to include 32381 1308 fpu registers and special register classes for new 32381 1309 instructions dotf and polyf. 1310 (MODES_TIEABLE_P): Allow all integer modes, notably DI and SI, to 1311 be tieable. 1312 (INCOMING_RETURN_ADDR_RTX, RETURN_ADDR_RTX, 1313 INCOMING_FRAME_SP_OFFSET): New macros in case DWARF support is 1314 required. 1315 (SMALL_REGISTER_CLASSES): Make dependent on -mmult-add option. 1316 (MOVE_RATIO): Set to zero because of smart movstrsi implementation. 1317 (REGISTER_MOVE_COST): Move code to register_move_cost function for 1318 ease of coding and debugging. 1319 (CLASS_LIKELY_SPILLED_P): Under new register scheme class 1320 LONG_FLOAT_REGO is likely spilled but not caught by default 1321 definition. 1322 (CONSTANT_ADDRESS_P, CONSTANT_ADDRESS_NO_LABEL_P): Use macro 1323 instead of hard coded numbers in range check. 1324 (ASM_OUTPUT_LABELREF_AS_INT): Delete since unused. 1325 (...): Add prototypes for functions in ns32k.c but disable because 1326 of problems when ns32k.h is included in machine independent files. 1327 1328 * ns32k.c: Include "system.h", "tree.h", "expr.h", "flags.h". 1329 (ns32k_reg_class_contents, regcass_map, ns32k_out_reg_names, 1330 hard_regno_mode_ok, secondary_reload_class, 1331 print_operand, print_operand_address): New register scheme to 1332 include 32381 fpu registers and special register classes for new 1333 32381 instructions dotf and polyf. 1334 (gen_indexed_expr): Make static to keep namespace clean. 1335 (check_reg): Remove since never called. 1336 (move_tail, expand_block_move): Helper functions for "movstrsi" 1337 block move insn. 1338 (register_move_cost): Helper function for REGISTER_MOVE_COST macro. 1339 Increase cost of moves which go via memory. 1340 * netbsd.h (TARGET_DEFAULT): Set (new) 32381 fpu flag. 1341 (CPP_PREDEFINES): No longer predefine "unix". 1342 1343 * ns32k.md (movsi, movsi, adddi3, subdi3, subsi3, subhi3, subqi3,...): 1344 Remove erroneous %$. print_operand() can work out from the rtx is 1345 an immediate prefix is required. 1346 1347 * ns32k.h (RETURN_POPS_ARGS, VALID_MACHINE_DECL_ATTRIBUTE, 1348 VALID_MACHINE_TYPE_ATTRIBUTE, COMP_TYPE_ATTRIBUTES, 1349 SET_DEFAULT_TYPE_ATTRIBUTES): Support for -mrtd calling 1350 convention. 1351 (LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST): Correct handling of 1352 pic operands. 1353 1354 * ns32k.c (symbolic_reference_mentioned_p, print_operand): 1355 Correct handling of pic operands. 1356 (ns32k_valid_decl_attribute_p, ns32k_valid_type_attribute_p, 1357 ns32k_comp_type_attributes, ns32k_return_pops_args): Support for 1358 -mrtd calling convention. 1359 1360Wed Nov 25 23:42:20 1998 Tom Tromey <tromey@cygnus.com> 1361 1362 * gcc.c (option_map): Recognize --output-class-directory. 1363 1364Thu Nov 26 18:26:21 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 1365 1366 * loop.h (precondition_loop_p): Added new mode argument. 1367 * unroll.c (precondition_loop_p): Likewise. 1368 (approx_final_value): Function deleted and subsumed 1369 into loop_iterations. 1370 (loop_find_equiv_value): New function. 1371 (loop_iterations): Use loop_find_equiv_value to find increments 1372 too large to be immediate constants. Also use it to find terms 1373 common to initial and final iteration values that can be removed. 1374 1375Thu Nov 26 18:05:04 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 1376 1377 * loop.h (struct loop_info): Define new structure. 1378 (precondition_loop_p): Added prototype. 1379 (unroll_loop): Added new argument loop_info to prototype. 1380 (final_biv_value, final_giv_value): Added new argument n_iterations 1381 to prototype. 1382 * loop.c (strength_reduce): Declare new structure loop_iteration_info 1383 and new pointer loop_info. 1384 (loop_n_iterations): Replace global variable by element in 1385 loop_info structure. 1386 (check_final_value): New argument n_iterations. 1387 (insert_bct): New argument loop_info. 1388 (loop_unroll_factor): Replace global array by element in 1389 loop_info structure. 1390 (loop_optimize): Remove code to allocate and initialize 1391 loop_unroll_factor_array. 1392 * unroll.c (precondition_loop_p): No longer static since 1393 used by branch on count optimization. 1394 (precondition_loop_p, unroll_loop): New argument loop_info. 1395 (final_biv_value, final_giv_value, find_splittable_regs): New 1396 argument n_iterations. 1397 (loop_iteration_var, loop_initial_value, loop_increment, 1398 loop_final_value, loop_comparison_code, loop_unroll_factor): 1399 Replaced global variables by loop_info structure. 1400 (loop_unroll_factor): Replace global array by element in 1401 loop_info structure. 1402 1403Thu Nov 26 17:49:29 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 1404 1405 * loop.c (check_dbra_loop): Update JUMP_LABEL field of jump insn 1406 when loop reversed. 1407 1408 * unroll.c (precondition_loop_p): Return loop_initial_value 1409 for initial_value instead of loop_iteration_var. 1410 1411Thu Nov 26 17:15:38 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 1412 1413 * config/c4x/c4x.md: Fix minor formatting problems. Update docs. 1414 (*b, *b_rev, *b_noov, *b_noov_rev, *db, 1415 decrement_and_branch_until_zero, rptb_end): Use c4x_output_cbranch 1416 to output the instruction sequences. 1417 (rpts): Delete. 1418 (rptb_top): Provide alternatives to use any register or memory 1419 for loop counter. 1420 (rptb_end): Emit use of operands rather than assigning them 1421 explicitly to the RS and RE registers. 1422 1423Thu Nov 26 16:37:59 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 1424 1425 * config/c4x/c4x.c (c4x_modified_between_p, c4x_mem_set_p, 1426 c4x_mem_set_p, c4x_mem_modified_between_p, c4x_insn_moveable_p, 1427 c4x_parallel_pack, c4x_parallel_find, c4x_update_info_reg, 1428 c4x_update_info_regs, c4x_copy_insn_after, c4x_copy_insns_after, 1429 c4x_merge_notes, c4x_parallel_process, 1430 c4x_combine_parallel_independent, c4x_combine_parallel_dependent, 1431 c4x_combine_parallel): Delete. 1432 1433Thu Nov 26 15:16:05 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 1434 1435 * config/c4x/c4x.c (c4x_override_options): For compatibility 1436 with old target options clear flag_branch_on_count_reg if 1437 -mno-rptb specified and set flag_argument_alias is -mno-aliases 1438 specified. 1439 (c4x_output_cbranch): Handle a sequence of insns rather than a 1440 single insn. 1441 (c4x_rptb_insert): Do not emit a RPTB insn if the RC register 1442 has not been allocated as the loop counter. 1443 (c4x_address_conflict): Do not allow two volatile memory references. 1444 (valid_parallel_operands_4, valid_parallel_operands_5, 1445 valid_parallel_operands_6): Reject pattern if the register destination 1446 of the first set is used as part of an address in the second set. 1447 1448Thu Nov 26 14:56:32 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 1449 1450 * config/c4x/c4x.h (TARGET_DEFAULT): Add PARALEL_MPY_FLAG. 1451 (TARGET_SMALL_REG_CLASS): Set to 0 so that SMALL_REGISTER_CLASSES 1452 is no longer enabled if PARALLEL_MPY_FLAG set. 1453 (HARD_REGNO_CALL_CLOBBERED): Add parentheses to remove ambiguity. 1454 (REG_CLASS_CONTENTS): Add braces around initializers. 1455 (HAVE_MULTIPLE_PACK): Define. 1456 (ASM_OUTPUT_BYTE_FLOAT): Use %lf format specifier with 1457 REAL_VALUE_TO_DECIMAL. 1458 (ASM_OUTPUT_SHORT_FLOAT): Use %lf format specifier with 1459 REAL_VALUE_TO_DECIMAL. 1460 (ar0_reg_operand): Add prototype. 1461 (ar0_mem_operand): Likewise. 1462 (ar1_reg_operand): Likewise. 1463 (ar1_mem_operand): Likewise. 1464 (ar2_reg_operand): Likewise. 1465 (ar2_mem_operand): Likewise. 1466 (ar3_reg_operand): Likewise. 1467 (ar3_mem_operand): Likewise. 1468 (ar4_reg_operand): Likewise. 1469 (ar4_mem_operand): Likewise. 1470 (ar5_reg_operand): Likewise. 1471 (ar5_mem_operand): Likewise. 1472 (ar6_reg_operand): Likewise. 1473 (ar6_mem_operand): Likewise. 1474 (ar7_reg_operand): Likewise. 1475 (ar7_mem_operand): Likewise. 1476 (ir0_reg_operand): Likewise. 1477 (ir0_mem_operand): Likewise. 1478 (ir1_reg_operand): Likewise. 1479 (ir1_mem_operand): Likewise. 1480 (group1_reg_operand): Likewise. 1481 (group1_mem_operand): Likewise. 1482 (ir1_reg_operand): Likewise. 1483 (arx_reg_operand): Likewise. 1484 (not_rc_reg): Likewise. 1485 (not_modify_reg): Likewise. 1486 (c4x_group1_reg_operand): Remove prototype. 1487 (c4x_group1_mem_operand): Likewise. 1488 (c4x_arx_reg_operand): Likewise. 1489 1490Wed Nov 25 19:02:55 1998 (Stephen L Moshier) <moshier@world.std.com> 1491 1492 * emit-rtl.c (gen_lowpart_common): Remove earlier change. 1493 * real.c (make_nan): Make SIGN arg actually specify the sign bit. 1494 1495Thu Nov 26 14:12:05 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 1496 1497 * config/c4x/c4x.md (addqi3): Emit addqi3_noclobber pattern 1498 during reload. 1499 1500Wed Nov 25 22:05:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 1501 1502 * config/sh/lib1funcs.asm (___udivsi3_i4): Don't switch to sz == 1 1503 unless FMOVD_WORKS is defined. 1504 1505Wed Nov 25 20:11:04 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 1506 1507 * regclass.c (init_reg_sets): Move code that calculates tables 1508 dependent on reg_class_contents from here... 1509 (init_reg_sets_1): To here. 1510 1511Wed Nov 25 14:54:46 1998 Zack Weinberg <zack@rabi.phys.columbia.edu> 1512 1513 * cpplib.h: Delete struct import_file. Add ihash element to 1514 struct cpp_buffer. Delete dont_repeat_files and 1515 import_hash_table elements from cpp_reader; change 1516 all_include_files to a hash table. Delete all foobar_include 1517 / last_foobar_include elements from struct cpp_options; put 1518 back four such: quote_include, bracket_include, 1519 system_include, after_include. Redo struct file_name_list 1520 completely. Add new structure type include_hash. Add 1521 prototypes for merge_include_chains and include_hash. Change 1522 prototypes for finclude, find_include_file, and 1523 append_include_chain to match changes below. 1524 1525 * cppfiles.c (simplify_pathname, include_hash, 1526 remap_filename, merge_include_chains): New functions. 1527 (add_import, lookup_import, open_include_file): Removed. 1528 (INO_T_EQ): Define this (copied from cccp.c). 1529 (hack_vms_include_specification): Remove all calls and #if 0 1530 out the definition. It was being called incorrectly and at 1531 the wrong times. Until a VMSie can look at this, it's better 1532 to not pretend to support it. 1533 (append_include_chain): Change calling convention; now takes 1534 only one directory at a time, and sets up the data structure 1535 itself. 1536 (redundant_include_p): Rewritten - this is now used for all 1537 include redundancy, whether by #ifndef, #import, or #pragma 1538 once. Looks up things in the include hash table. 1539 (file_cleanup): Decrement pfile->system_include_depth here if 1540 it's >0. 1541 (find_include_file): Calling convention changed; now passes 1542 around a struct include_hash instead of 3 separate parameters. 1543 Guts ripped out and replaced with new include_hash mechanism. 1544 (finclude): Calling convention changed as for 1545 find_include_file. Error exits pulled out-of-line. Reformat. 1546 (safe_read): Return a long, not an int. 1547 (deps_output): Don't recurse. 1548 1549 * cpplib.c (is_system_include): Deleted. 1550 (path_include): Fix up call to append_include_chain. 1551 (do_include): Fix up calls to find_include_file and finclude. 1552 Clean up dependency output a bit. Shorten obnoxiously lengthy 1553 #import warning message. Don't decrement 1554 pfile->system_include_depth here. 1555 (do_pragma): Understand the include_hash structure. Reformat. 1556 (do_endif): Correct handling of control macros. Understand 1557 the include_hash. 1558 (cpp_start_read): Fix up calls to finclude. Call 1559 merge_include_chains. 1560 (cpp_handle_option): Fix up calls to append_include_chain. 1561 Understand the four partial include chains. 1562 (cpp_finish): Add debugging code (#if 0-ed out) for the 1563 include_hash. 1564 (cpp_cleanup): Free the include_hash, not the import hash and 1565 the all_include and dont_repeat lists which no longer exist. 1566 1567Wed Nov 25 11:26:19 1998 Jeffrey A Law (law@cygnus.com) 1568 1569 * toplev.c (no_new_pseudos): Define. 1570 (rest_of_compilation): Set no_new_pseudos as needed. 1571 * emit-rtl.c (gen_reg_rtx): Abort if we try to create a new pseudo 1572 if no_new_pseudos is set. 1573 * rtl.h (no_new_pseudos): Declare it. 1574 * reload1.c (reload): Update comments. 1575 * md.texi: Corresponding changes. 1576 1577Wed Nov 25 11:26:17 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 1578 1579 * reload1.c (reg_used_in_insn): Renamed from reg_used_by_pseudo. 1580 (choose_reload_regs): Rename it here as well. When computing it, 1581 also merge in used hardregs. 1582 15831998-11-25 Zack Weinberg <zack@rabi.phys.columbia.edu> 1584 1585 * gcc.c: Split out Objective-C specs to... 1586 * objc/lang-specs.h: here. (New file.) Make the specs cpplib 1587 aware. 1588 1589 * c-lex.c (init_parse): Always initialize the filename global. 1590 * objc/objc-act.c (lang_init): Always call check_newline at 1591 beginning of file. 1592 1593Wed Nov 25 00:48:29 1998 Graham <grahams@rcp.co.uk> 1594 1595 * reload1.c (reload): Remove unused variable. 1596 (reload_reg_free_for_value_p): Add missing parameter definition. 1597 1598 * jump.c (jump_optimize): Remove unused variable. 1599 1600Wed Nov 25 00:07:11 1998 Jeffrey A Law (law@cygnus.com) 1601 1602 * Makefile.in (graph.o): Depend on $(RTL_H), not rtl.h. 1603 1604 * cse.c (fold_rtx): Make autoincrement addressing mode tests be 1605 runtime selectable. 1606 * expr.c (move_by_pieces): Similarly. 1607 (move_by_pieces_1, clear_by_pieces, clear_by_pieces_1): Similarly. 1608 * flow.c (find_auto_inc): Similarly. 1609 (try_pre_increment): Similarly. 1610 * loop.c (strength_reduce): Similarly. 1611 * regclass.c (auto_inc_dec_reg_p): Similarly. 1612 * regmove.c (try_auto_increment): Similarly. 1613 (fixup_match_1): Similarly. 1614 * rtl.h (HAVE_PRE_INCREMENT): Define if not already defined. 1615 (HAVE_PRE_DECREMENT): Similarly. 1616 (HAVE_POST_INCREMENT, HAVE_POST_DECREMENT): Similarly. 1617 * Corresponding changes to all target header files. 1618 * tm.texi: Update docs for autoinc addressing modes. 1619 1620Tue Nov 24 20:24:59 1998 Jim Wilson <wilson@cygnus.com> 1621 1622 * configure.in (m68020-*-elf*, m68k-*-elf*): New targets. 1623 * configure: Rebuild. 1624 * config/elfos.h: New file. 1625 * config/m68k/m68020-elf.h, config/m68k/m68kelf.h, 1626 config/m68k/t-m68kelf: New file. 1627 1628Tue Nov 24 13:40:06 1998 Jeffrey A Law (law@cygnus.com) 1629 1630 * Makefile.in (HOST_AR): Define. 1631 (HOST_AR_FLAGS, HOST_RANLIB, HOST_RANLIB_TEST): Similarly. 1632 (libcpp.a): Use the host tools explicitly. 1633 (STAGESTUFF): Add libcpp.a. 1634 1635Tue Nov 24 09:33:49 1998 Nick Clifton <nickc@cygnus.com> 1636 1637 * config/m32r/m32r.md (movstrsi_internal): Describe changes made 1638 to source and destination registers. 1639 1640Mon Nov 23 20:28:02 1998 Mike Stump <mrs@wrs.com> 1641 1642 * libgcc2.c (top_elt): Remove top_elt, it isn't thread safe. 1643 The strategy we now use is to pre allocate the top_elt along 1644 with the EH context so that each thread has its own top_elt. 1645 This is necessary as the dynamic cleanup chain is used on the 1646 top element of the stack and each thread MUST have its own. 1647 (eh_context_static): Likewise. 1648 (new_eh_context): Likewise. 1649 (__sjthrow): Likewise. 1650 1651Mon Nov 23 20:25:03 1998 Jason Merrill <jason@yorick.cygnus.com> 1652 1653 * i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Wrap in do...while. 1654 * i386.md (prologue_get_pc): Remove unused variable. 1655 1656Mon Nov 23 17:05:40 1998 Geoffrey Noer <noer@cygnus.com> 1657 1658 * i386/xm-cygwin.h: Rename cygwin_ path funcs back to cygwin32_. 1659 1660Mon Nov 23 16:40:00 1998 Ulrich Drepper <drepper@cygnus.com> 1661 1662 * Makefile.in (OBJS): Add graph.o. 1663 (graph.o): New dependency list. 1664 * flags.h: Declare dump_for_graph and define graph_dump_types type. 1665 * print-rtl.c (dump_for_graph): Define new variable. 1666 (print_rtx): Rewrite to allow use in graph dumping functions. 1667 * toplev.c: Declare print_rtl_graph_with_bb, clean_graph_dump_file, 1668 finish_graph_dump_file. 1669 Define graph_dump_format. 1670 (compile_file): If graph dumping is enabled also clear these files. 1671 Finish graph dump files. 1672 (rest_of_compilation): Also dump graph information if enabled. 1673 (main): Recognize -dv to enabled VCG based graph dumping. 1674 * graph.c: New file. Graph dumping functions. 1675 1676Mon Nov 23 16:39:04 1998 Richard Henderson <rth@cygnus.com> 1677 1678 * configure.in: Look for <sys/stat.h>. 1679 * system.h: Include it before substitute S_ISREG definitions. 1680 1681Mon Nov 23 17:40:37 1998 Gavin Romig-Koch <gavin@cygnus.com> 1682 1683 * config/mips/abi.h: Use ABI_O64, duplicating ABI_32 usage. 1684 * config/mips/iris6.h: Same. 1685 * config/mips/mips.md: Same. 1686 * config/mips/mips.c: Same; also add "-mabi=o64" option. 1687 * config/mips/mips.h: Same; also define ABI_O64. 1688 1689Mon Nov 23 17:02:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 1690 1691 * configure.in: Use AC_PREREQ(2.12.1). 1692 1693Mon Nov 23 10:16:38 1998 Melissa O'Neill <oneill@cs.sfu.ca> 1694 1695 * cccp.c (S_ISREG, S_ISDIR): Delete defines. 1696 * cpplib.c, gcc.c: Likewise. 1697 * system.h (S_ISREG, S_ISDIR): Define if not already defined. 1698 1699Mon Nov 23 09:53:44 1998 Richard Henderson <rth@cygnus.com> 1700 1701 * local-alloc.c (local_alloc): Use malloc not alloca for 1702 reg_qty, reg_offset, ref_next_in_qty. 1703 1704Mon Nov 23 16:46:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 1705 1706 * caller-save.c (insert_one_insn): Initialize the live_before and 1707 live_after register sets. 1708 1709 Add SH4 support: 1710 1711 * config/sh/lib1funcs.asm (___movstr_i4_even, ___movstr_i4_odd): Define. 1712 (___movstrSI12_i4, ___sdivsi3_i4, ___udivsi3_i4): Define. 1713 * sh.c (reg_class_from_letter, regno_reg_class): Add DF_REGS. 1714 (fp_reg_names, assembler_dialect): New variables. 1715 (print_operand_address): Handle SUBREGs. 1716 (print_operand): Added 'o' case. 1717 Don't use adj_offsettable_operand on PRE_DEC / POST_INC. 1718 Name of FP registers depends on mode. 1719 (expand_block_move): Emit different code for SH4 hardware. 1720 (prepare_scc_operands): Use emit_sf_insn / emit_df_insn as appropriate. 1721 (from_compare): Likewise. 1722 (add_constant): New argument last_value. Changed all callers. 1723 (find_barrier): Don't try HImode load for FPUL_REG. 1724 (machine_dependent_reorg): Likewise. 1725 (sfunc_uses_reg): A CLOBBER cannot be the address register use. 1726 (gen_far_branch): Emit a barrier after the new jump. 1727 (barrier_align): Don't trust instruction lengths before 1728 fixing up pcloads. 1729 (machine_dependent_reorg): Add support for FIRST_XD_REG .. LAST_XD_REG. 1730 Use auto-inc addressing for fp registers if doubles need to 1731 be loaded in two steps. 1732 Set sh_flag_remove_dead_before_cse. 1733 (push): Support for TARGET_FMOVD. Use gen_push_fpul for fpul. 1734 (pop): Support for TARGET_FMOVD. Use gen_pop_fpul for fpul. 1735 (calc_live_regs): Support for TARGET_FMOVD. Don't save FPSCR. 1736 Support for FIRST_XD_REG .. LAST_XD_REG. 1737 (sh_expand_prologue): Support for FIRST_XD_REG .. LAST_XD_REG. 1738 (sh_expand_epilogue): Likewise. 1739 (sh_builtin_saveregs): Use DFmode moves for fp regs on SH4. 1740 (initial_elimination_offset): Take TARGET_ALIGN_DOUBLE into account. 1741 (arith_reg_operand): FPUL_REG is OK for SH4. 1742 (fp_arith_reg_operand, fp_extended_operand): New functions. 1743 (tertiary_reload_operand, fpscr_operand): Likewise. 1744 (commutative_float_operator, noncommutative_float_operator): Likewise. 1745 (binary_float_operator, get_fpscr_rtx, emit_sf_insn): Likewise. 1746 (emit_df_insn, expand_sf_unop, expand_sf_binop): Likewise. 1747 (expand_df_unop, expand_df_binop, expand_fp_branch): Likewise. 1748 (emit_fpscr_use, mark_use, remove_dead_before_cse): Likewise. 1749 * sh.h (CPP_SPEC): Add support for -m4, m4-single, m4-single-only. 1750 (CONDITIONAL_REGISTER_USAGE): Likewise. 1751 (HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, FMOVD_BIT): Define. 1752 (TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARWARD): Define. 1753 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH4, TARGET_FMOVD): Define. 1754 (target_flag): Add -m4, m4-single, m4-single-only, -mfmovd. 1755 (OPTIMIZATION_OPTIONS): If optimizing, set flag_omit_frame_pointer 1756 to -1 and sh_flag_remove_dead_before_cse to 1. 1757 (ASSEMBLER_DIALECT): Define to assembler_dialect. 1758 (assembler_dialect, fp_reg_names): Declare. 1759 (OVERRIDE_OPTIONS): Add code for TARGET_SH4. 1760 Hide names of registers that are not accessible. 1761 (CACHE_LOG): Take TARGET_CACHE32 into account. 1762 (LOOP_ALIGN): Take TARGET_HARWARD into account. 1763 (FIRST_XD_REG, LAST_XD_REG, FPSCR_REG): Define. 1764 (FIRST_PSEUDO_REGISTER: Now 49. 1765 (FIXED_REGISTERS, CALL_USED_REGISTERS): Include values for registers. 1766 (HARD_REGNO_NREGS): Special treatment of FIRST_XD_REG .. LAST_XD_REG. 1767 (HARD_REGNO_MODE_OK): Update. 1768 (enum reg_class): Add DF_REGS and FPSCR_REGS. 1769 (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REG_ALLOC_ORDER): Likewise. 1770 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Update. 1771 (CLASS_CANNOT_CHANGE_SIZE, DEBUG_REGISTER_NAMES): Define. 1772 (NPARM_REGS): Eight floating point parameter registers on SH4. 1773 (BASE_RETURN_VALUE_REG): SH4 also passes double values 1774 in floating point registers. 1775 (GET_SH_ARG_CLASS): Likewise. 1776 Complex float types are also returned in float registers. 1777 (BASE_ARG_REG): Complex float types are also passes in float registers. 1778 (FUNCTION_VALUE): Change mode like PROMOTE_MODE does. 1779 (LIBCALL_VALUE): Remove trailing semicolon. 1780 (ROUND_REG): Round when double precision value is passed in floating 1781 point register(s). 1782 (FUNCTION_ARG_ADVANCE): No change wanted for SH4 when things are 1783 passed on the stack. 1784 (FUNCTION_ARG): Little endian adjustment for SH4 SFmode. 1785 (FUNCTION_ARG_PARTIAL_NREGS): Zero for SH4. 1786 (TRAMPOLINE_ALIGNMENT): Take TARGET_HARWARD into account. 1787 (INITIALIZE_TRAMPOLINE): Emit ic_invalidate_line for TARGET_HARWARD. 1788 (MODE_DISP_OK_8): Not for SH4 DFmode. 1789 (GO_IF_LEGITIMATE_ADDRESS): No base reg + index reg for SH4 DFmode. 1790 Allow indexed addressing for PSImode after reload. 1791 (LEGITIMIZE_ADDRESS): Not for SH4 DFmode. 1792 (LEGITIMIZE_RELOAD_ADDRESS): Handle SH3E SFmode. 1793 Don't change SH4 DFmode nor PSImode RELOAD_FOR_INPUT_ADDRESS. 1794 (DOUBLE_TYPE_SIZE): 64 for SH4. 1795 (RTX_COSTS): Add PLUS case. 1796 Increase cost of ASHIFT, ASHIFTRT, LSHIFTRT case. 1797 (REGISTER_MOVE_COST): Add handling of R0_REGS, FPUL_REGS, T_REGS, 1798 MAC_REGS, PR_REGS, DF_REGS. 1799 (REGISTER_NAMES): Use fp_reg_names. 1800 (enum processor_type): Add PROCESSOR_SH4. 1801 (sh_flag_remove_dead_before_cse): Declare. 1802 (rtx_equal_function_value_matters, fpscr_rtx, get_fpscr_rtx): Declare. 1803 (PREDICATE_CODES): Add binary_float_operator, 1804 commutative_float_operator, fp_arith_reg_operand, fp_extended_operand, 1805 fpscr_operand, noncommutative_float_operator. 1806 (ADJUST_COST): Use different scale for TARGET_SUPERSCALAR. 1807 (SH_DYNAMIC_SHIFT_COST): Cheaper for SH4. 1808 * sh.md (attribute cpu): Add value sh4. 1809 (attrbutes fmovd, issues): Define. 1810 (attribute type): Add values dfp_arith, dfp_cmp, dfp_conv, dfdiv. 1811 (function units memory, int, mpy, fp): Make dependent on issue rate. 1812 (function units issue, single_issue, load_si, load): Define. 1813 (function units load_store, fdiv, gp_fpul): Define. 1814 (attribute hit_stack): Provide proper default. 1815 (use_sfunc_addr+1, udivsi3): Predicated on ! TARGET_SH4. 1816 (udivsi3_i4, udivsi3_i4_single, divsi3_i4, divsi3_i4_single): New insns. 1817 (udivsi3, divsi3): Emit special patterns for SH4 hardware, 1818 (mulsi3_call): Now uses match_operand for function address. 1819 (mulsi3): Also emit code for SH1 case. Wrap result in REG_LIBCALL / 1820 REG_RETVAL notes. 1821 (push, pop, push_e, pop_e): Now define_expands. 1822 (push_fpul, push_4, pop_fpul, pop_4, ic_invalidate_line): New expanders. 1823 (movsi_ie): Added y/i alternative. 1824 (ic_invalidate_line_i, movdf_i4): New insns. 1825 (movdf_i4+[123], reload_outdf+[12345], movsi_y+[12]): New splitters. 1826 (reload_indf, reload_outdf, reload_outsf, reload_insi): New expanders. 1827 (movdf): Add special code for SH4. 1828 (movsf_ie, movsf_ie+1, reload_insf, calli): Make use of fpscr visible. 1829 (call_valuei, calli, call_value): Likewise. 1830 (movsf): Emit no-op move. 1831 (mov_nop, movsi_y): New insns. 1832 (blt, sge): Generalize to handle DFmode. 1833 (return predicate): Call emit_fpscr_use and remove_dead_before_cse. 1834 (block_move_real, block_lump_real): Predicate on ! TARGET_HARD_SH4. 1835 (block_move_real_i4, block_lump_real_i4, fpu_switch): New insns. 1836 (fpu_switch0, fpu_switch1, movpsi): New expanders. 1837 (fpu_switch+[12], fix_truncsfsi2_i4_2+1): New splitters. 1838 (toggle_sz): New insn. 1839 (addsf3, subsf3, mulsf3, divsf3): Now define_expands. 1840 (addsf3_i, subsf3_i, mulsf3_i4, mulsf3_ie, divsf3_i): New insns. 1841 (macsf3): Make use of fpscr visible. Disable for SH4. 1842 (floatsisf2): Make use of fpscr visible. 1843 (floatsisf2_i4): New insn. 1844 (floatsisf2_ie, fixsfsi, cmpgtsf_t, cmpeqsf_t): Disable for SH4. 1845 (ieee_ccmpeqsf_t): Likewise. 1846 (fix_truncsfsi2): Emit different code for SH4. 1847 (fix_truncsfsi2_i4, fix_truncsfsi2_i4_2, cmpgtsf_t_i4): New insns. 1848 (cmpeqsf_t_i4, ieee_ccmpeqsf_t_4): New insns. 1849 (negsf2, sqrtsf2, abssf2): Now expanders. 1850 (adddf3, subdf3i, muldf2, divdf3, floatsidf2): New expanders. 1851 (negsf2_i, sqrtsf2_i, abssf2_i, adddf3_i, subdf3_i): New insns. 1852 (muldf3_i, divdf3_i, floatsidf2_i, fix_truncdfsi2_i): New insns. 1853 (fix_truncdfsi2, cmpdf, negdf2, sqrtdf2, absdf2): New expanders. 1854 (fix_truncdfsi2_i4, cmpgtdf_t, cmpeqdf_t, ieee_ccmpeqdf_t): New insns. 1855 (fix_truncdfsi2_i4_2+1): New splitters. 1856 (negdf2_i, sqrtdf2_i, absdf2_i, extendsfdf2_i4): New insns. 1857 (extendsfdf2, truncdfsf2): New expanders. 1858 (truncdfsf2_i4): New insn. 1859 * t-sh (LIB1ASMFUNCS): Add _movstr_i4, _sdivsi3_i4, _udivsi3_i4. 1860 (MULTILIB_OPTIONS): Add m4-single-only/m4-single/m4. 1861 * float-sh.h: When testing for __SH3E__, also test for 1862 __SH4_SINGLE_ONLY__ . 1863 * va-sh.h (__va_freg): Define to float. 1864 (__va_greg, __fa_freg, __gnuc_va_list, va_start): 1865 Define for __SH4_SINGLE_ONLY__ like for __SH3E__ . 1866 (__PASS_AS_FLOAT, __TARGET_SH4_P): Likewise. 1867 (__PASS_AS_FLOAT): Use different definition for __SH4__ and 1868 __SH4_SINGLE__. 1869 (TARGET_SH4_P): Define. 1870 (va_arg): Use it. 1871 1872 * sh.md (movdf_k, movsf_i): Tweak the condition so that 1873 init_expr_once is satisfied about the existence of load / store insns. 1874 1875 * sh.md (movsi_i, movsi_ie, movsi_i_lowpart, movsf_i, movsf_ie): 1876 Change m constraint in source operand to mr / mf. 1877 1878 * va-sh.h (__va_arg_sh1): Use __asm instead of asm. 1879 1880 * (__VA_REEF): Define. 1881 (__va_arg_sh1): Use it. 1882 1883 * va-sh.h (va_start, va_arg, va_copy): Add parentheses. 1884 1885Sun Nov 22 21:34:02 1998 Jeffrey A Law (law@cygnus.com) 1886 1887 * i386/dgux.c (struct option): Add new "description field". 1888 * m88k/m88k.c (struct option): Likewise. 1889 1890Sun Nov 22 16:07:57 1998 Jeff Law (law@cygnus.com) 1891 1892 * version.c: Bump for snapshot. 1893 1894Sun Nov 22 13:40:02 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 1895 1896 * regmove.c (regmove_profitable_p): Use return value of find_matches 1897 properly. 1898 1899Sun Nov 22 02:47:37 1998 Jeff Law (law@cygnus.com) 1900 1901 * version.c: Bump for snapshot. 1902 1903Sat Nov 21 22:12:09 1998 Jeffrey A Law (law@cygnus.com) 1904 1905 * reload1.c (eliminate_regs): Do not lose if eliminate_regs is called 1906 without reload having been called earlier. 1907 1908 * v850.c (ep_memory_operand): Offsets < 0 are not valid for EP 1909 addressing modes. 1910 (v850_reorg): Similarly. 1911 1912 * loop.c (check_dbra_loop): Avoid using gen_add2_insn. 1913 1914Sat Nov 21 02:18:38 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 1915 1916 * loop.c (move_movables): Start of libcall might be new loop start. 1917 1918Fri Nov 20 12:14:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 1919 1920 * hash.c (hash_table_init_n): Wrap prototype arguments in PARAMS(). 1921 1922Fri Nov 20 08:34:00 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 1923 1924 * function.c (nonlocal_goto_handler_slots): Renamed from 1925 nonlocal_goto_handler_slot; now an EXPR_LIST chain. 1926 (push_function_context_to): Adjust for this change. 1927 (pop_function_context_from): Likewise. 1928 (init_function_start): Likewise. 1929 (expand_function_end): Likewise. 1930 * function.h (struct function): Likewise. 1931 * calls.c (expand_call): Likewise. 1932 * explow.c (allocate_dynamic_stack_space): Likewise. 1933 * expr.h (nonlocal_goto_handler_slots): Rename its declaration. 1934 * stmt.c (declare_nonlocal_label): Make a new handler slot for each 1935 label. 1936 (expand_goto): When doing a nonlocal goto, find corresponding handler 1937 slot for it. Don't put the label address in the static chain register. 1938 (expand_end_bindings): Break out nonlocal goto handling code into 1939 three new functions. 1940 (expand_nl_handler_label, expand_nl_goto_receiver, 1941 expand_nl_goto_receivers): New static functions, broken out of 1942 expand_end_bindings and adapted to create one handler per nonlocal 1943 label. 1944 * function.c (delete_handlers): Delete insn if it references any of 1945 the nonlocal goto handler slots. 1946 * i960.md (nonlocal_goto): Comment out code that modifies 1947 static_chain_rtx. 1948 * sparc.md (nonlocal_goto): Likewise. 1949 (goto_handler_and_restore_v9): Comment out. 1950 (goto_handler_and_restore_v9_sp64): Comment out. 1951 1952Thu Nov 19 23:44:38 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 1953 1954 * expr.c (STACK_BYTES): Delete unused macro. 1955 * calls.c: Provide default for PREFERRED_STACK_BOUNDARY. 1956 (STACK_BYTES): Use PREFERRED_STACK_BOUNDARY, not STACK_BOUNDARY. 1957 (expand_call): Likewise. 1958 (emit_library_call): Likewise. 1959 (emit_library_call_value): Likewise. 1960 * function.c: Provide default for PREFERRED_STACK_BOUNDARY. 1961 (STACK_BYTES): Use PREFERRED_STACK_BOUNDARY, not STACK_BOUNDARY. 1962 * explow.c: Provide default for PREFERRED_STACK_BOUNDARY. 1963 (round_push): Use PREFERRED_STACK_BOUNDARY, not STACK_BOUNDARY. 1964 (allocate_dynamic_stack_space): Likewise. 1965 * tm.texi (PREFERRED_STACK_BOUNDARY): Document new macro. 1966 (STACK_BOUNDARY): Update description to reflect the new situation. 1967 1968Thu Nov 19 22:20:51 1998 Jeffrey A Law (law@cygnus.com) 1969 1970 * reorg.c (relax_delay_slots): When optimizing for code size, if a 1971 return with a filled delay slot is followed by a return with an 1972 unfilled delay slot, delete the first return and reemit the insn 1973 that was previously in its delay slot. 1974 1975 * i860.c (single_insn_src_p): Add missing parens. 1976 * ginclude/math-3300.h: Likewise. 1977 1978Thu Nov 19 20:55:59 1998 H.J. Lu (hjl@gnu.org) 1979 1980 * regclass.c (init_reg_sets_1): Add prototype. 1981 (init_reg_modes): Likewise. 1982 19831998-11-19 Zack Weinberg <zack@rabi.phys.columbia.edu> 1984 1985 * c-common.c: Change warning messages to say `comparison is 1986 always true' or `comparison is always false' instead of the 1987 confusing `is always 0', `is always 1'. 1988 1989Thu Nov 19 19:05:49 1998 Per Bothner <bothner@cygnus.com> 1990 1991 * print-tree.c (print_node): After printing BLOCK or BIND_EXPR, 1992 break instead of return (which loses closing '>'). 1993 1994Thu Nov 19 19:34:13 1998 Jeffrey A Law (law@cygnus.com) 1995 1996 * i386.h (LEGITIMATE_CONSTANT_P): Reject CONST_DOUBLEs that are not 1997 standard 387 constants. 1998 1999 * i386.md (jump): Explicitly set "memory" attribute. 2000 (indirect_jump, prologue_set_stack_ptr): Likewise. 2001 (prologue_get_pc_and_set_got, pop): Likewise. 2002 (allocate_stack_worder, blockage, return_internal): Likewise. 2003 (return_pop_internal, nop): Likewise. 2004 (epilogue_set_stack_ptr, leave): Likewise. 2005 2006Thu Nov 19 15:42:54 1998 Nick Clifton <nickc@cygnus.com> 2007 2008 * config/arm/coff.h: Set USER_LABEL_PREFIX to "_". 2009 2010Thu Nov 19 23:20:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 2011 2012 * reload1.c (reload_reg_free_for_value_p): 2013 Early auto_inc reloads don't conflict with outputs. 2014 2015Thu Nov 19 12:58:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 2016 2017 * configure.in: Don't do AC_CHECK_HEADERS(wait.h sys/wait.h). 2018 Instead call AC_HEADER_SYS_WAIT. 2019 2020 * collect2.c: Don't provide defaults for sys/wait.h macros. 2021 * gcc.c: Likewise. 2022 * protoize.c: Likewise. Also, don't include sys/wait.h. 2023 2024 * system.h: Include sys/wait.h and provide macro defaults. 2025 20261998-11-19 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> 2027 2028 * Makefile.in (mandir): Set to @mandir@. 2029 (man1dir): New variable to hold the former value of $(mandir). 2030 Replace all uses of $(mandir) by $(man1dir). 2031 2032Wed Nov 18 16:31:28 1998 Jim Wilson <wilson@cygnus.com> 2033 2034 * reload.c (find_reloads_address_part): If have a CONST_INT, create 2035 a new one before passing it to force_const_mem. 2036 2037 * reload.c (find_reloads_toplev): Pass &x instead of NULL_PTR in 2038 find_reloads_address call. 2039 2040Wed Nov 18 22:13:00 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 2041 2042 * expr.c (store_expr): Don't generate load-store pair 2043 if TEMP is identical (according to ==) with TARGET. 2044 2045Tue Nov 17 22:25:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 2046 2047 * reload1.c (reload_reg_free_for_value_p): When considered reload 2048 has an output, matching inputs are not sufficient to avoid conflict. 2049 2050Tue Nov 17 11:51:16 1998 Mark Mitchell <mark@markmitchell.com> 2051 2052 * hash.h (hash_table_key): New type. 2053 (hash_entry): Change `string' field to generic `key'. 2054 (hash_table): Add `comp' and `hash' functions. 2055 (hash_table_init): Take them as input. 2056 (hash_table_init_n): Likewise. 2057 (hash_lookup): Modify for generic keys. 2058 (hash_newfunc): Likewise. 2059 (hash_traverse): Likewise. 2060 (string_hash): New function. 2061 (string_compare): Likewise. 2062 (string_copy): Likewise. 2063 * hash.c (hash_table_init_n): Modify for generic keys. 2064 (hash_table_init): Likewise. 2065 (hash_lookup): Likewise. 2066 (hash_newfunc): Likewise. 2067 (hash_traverse): Likewise. 2068 (string_hash): Split out from hash_lookup. 2069 (string_compare): New function. 2070 (string_copy): Split out from hash_lookup. 2071 * tlink.c (symbol_hash_newfunc): Modify for new interfaces to hash 2072 tables. 2073 (symbol_hash_lookup): Likewise. 2074 (file_hash_newfunc): Likewise. 2075 (file_hash_lookup): Likewise. 2076 (demangled_hash_newfunc): Likewise. 2077 (demangled_hash_lookup): Likewise. 2078 (tlink_int): Likewise. 2079 (read_repo_file): Likewise. 2080 (recompile_files): Likewise. 2081 (demangle_new_symbols): Likewise. 2082 (scan_linker_output): Likewise. 2083 2084Tue Nov 17 17:13:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 2085 2086 * flow.c (insn_dead_p): New argument NOTES. Changed all callers. 2087 2088Mon Nov 16 17:56:07 1998 David Edelsohn <edelsohn@gnu.org> 2089 2090 * rs6000.c (output_mi_thunk): Improve test for local branch. 2091 2092Mon Nov 16 17:56:07 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 2093 2094 * rs6000.c (output_mi_thunk): Correct test for aggregate values. 2095 2096Mon Nov 16 21:02:52 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 2097 2098 * reload1.c (reload_reg_free_before_p): Delete. 2099 Changed all callers to use reload_reg_free_for_value_p instead. 2100 (reload_reg_free_for_value_p): Handle more reload types. 2101 A RELOAD_FOR_INPUT doesn't conflict with its 2102 RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_INPADDR_ADDRESS. 2103 Add special case for OUT == const0_rtx. 2104 Added ignore_address_reloads argument. Changed all callers. 2105 2106Mon Nov 16 02:22:29 1998 Jason Merrill <jason@yorick.cygnus.com> 2107 2108 * toplev.c (compile_file): Don't pedwarn about undefined static 2109 functions just because we passed -Wunused. 2110 2111Mon Nov 16 04:41:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 2112 2113 * function.c (purge_addressof_1): Unshare rtl created by 2114 store_bit_field. 2115 2116Mon Nov 16 04:23:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 2117 2118 * regmove.c (regmove_optimize): Don't do anything but 2119 optimize_reg_copy[123] when flag_regmove is not set. 2120 2121Sat Nov 14 15:05:07 1998 Richard Henderson <rth@cygnus.com> 2122 2123 * alpha.md (addsi3, subsi3): Revise 5 Nov change to store DImode 2124 value in paradoxical SImode result, rather than truncating midpoint. 2125 2126Fri Nov 13 22:19:23 1998 Richard Henderson <rth@cygnus.com> 2127 2128 * alpha.c (reg_not_elim_operand): New. 2129 * alpha.h (PREDICATE_CODES): Add it. 2130 * alpha.md (s48addq, s48subq patterns): Use it as the predicate 2131 for the multiplicand. 2132 2133Fri Nov 13 22:50:37 1998 David Edelsohn <edelsohn@gnu.org> 2134 2135 * rs6000.md (movsf): Remove explicit secondary-reload-like 2136 functionality. Only truncate SFmode store if in FPR. 2137 (movsf splitters): Combine const_double splitters. 2138 (movsf_hardfloat): Add GPR support. 2139 2140Fri Nov 13 11:02:11 1998 Stan Cox <scox@cygnus.com> 2141 2142 * splet.h (SUBTARGET_OVERRIDE_OPTIONS): New to 2143 deprecate -mlive-g0 and -mbroken-saverestore. 2144 * t-splet (MULTILIB_OPTIONS): Likewise. 2145 2146 * sparc.c (sparc_flat_compute_frame_size): Correctly calc args_size 2147 in a leaf function. Clarify total_size/extra_size relationship. 2148 2149Thu Nov 12 19:20:57 1998 Geoffrey Noer <noer@cygnus.com> 2150 2151 * i386/cygwin32.asm: Delete. 2152 * i386/cygwin.asm: New file, renamed from cygwin32.asm. 2153 * i386/cygwin32.h: Delete. 2154 * i386/cygwin.h: New file, renamed from cygwin32.h. 2155 * i386/t-cygwin32: Delete. 2156 * i386/t-cygwin: New file, renamed from t-cygwin32. Include 2157 cygwin.asm instead of cygwin32.asm. Remove "32" from comment. 2158 * i386/x-cygwin32: Delete. 2159 * i386/x-cygwin: New file, renamed from x-cygwin32. 2160 * i386/xm-cygwin32: Delete. 2161 * i386/xm-cygwin: New file, renamed from xm-cygwin32. Use newly 2162 renamed cygwin_ funcs for path translations. 2163 * i386/win32.h: Define __CYGWIN__ when -mcygwin given. 2164 * i386/winnt.c: Remove "32" from comment about cygwin. 2165 * i386/mingw32.h: Fix references to cygwin32.h in light of above. 2166 * rs6000/cygwin32.h: Delete. 2167 * rs6000/cygwin.h: New file, renamed from cygwin32.h. Add 2168 -D__CYGWIN__ to CPP_PREDEFINES. 2169 * rs6000/x-cygwin32: Delete. 2170 * rs6000/x-cygwin: New file, renamed from x-cygwin32. 2171 * rs6000/xm-cygwin32: Delete. 2172 * rs6000/xm-cygwin: New file, renamed from xm-cygwin32. 2173 2174 * configure.in: Check for cygwin* instead of cygwin32. Account 2175 for the rename of cygwin-related config files to lose the "32"s. 2176 * configure: Regenerate. 2177 2178 * cccp.c, collect2.c, gcc.c, getpwd.c, libgcc2.c, protoize.c, 2179 toplev.c: Change all refs to __CYGWIN32__ to __CYGWIN__. 2180 2181Wed Nov 11 12:25:19 1998 Tom Tromey <tromey@cygnus.com> 2182 2183 * Makefile.in (JAVAGC): New macro. 2184 * configure: Rebuilt. 2185 * configure.in: Recognize --enable-java-gc argument. Subst 2186 `JAVAGC' variable. 2187 2188Thu Nov 12 03:32:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 2189 2190 Handle equivalences that have been obscured by gcse: 2191 2192 * reload1.c (reload): Handle equivalences set up in multiple places. 2193 * local-alloc.c (reg_equiv_init_insns): New variable. 2194 (no_equiv): New function. 2195 (update_equiv_regs): Handle equivalences set up in multiple places. 2196 Don't ignore an insn just because its destination is likely to be 2197 spilled. 2198 2199Wed Nov 11 13:46:13 1998 Jim Wilson <wilson@cygnus.com> 2200 2201 * except.c (expand_eh_return): Readd force_operand call lost in 2202 Sept 15 change. 2203 2204Tue Nov 10 17:04:11 1998 David Edelsohn <edelsohn@gnu.org> 2205 2206 * rs6000.h (LEGITIMIZE_ADDRESS): Add missing goto on last case. 2207 22081998-11-09 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> 2209 2210 * dbxout.c: Check HAVE_STAB_H instead of HAVE_STABS_H. 2211 2212Mon Nov 9 20:15:19 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 2213 2214 * regmove.c (regmove_optimize): Fix error in last change. 2215 2216Mon Nov 9 16:37:52 1998 Andrew Cagney <cagney@b1.cygnus.com> 2217 2218 * mips.c (function_prologue): When TARGET_MIPS16, adjust the register 2219 offset in the .mask pseudo to compensate for frame pointer adjustments. 2220 (mips16_fp_args, build_mips16_call_stub): For little endian, do not 2221 word swap arguments moved to/from FP registers. 2222 * mips16.S (DFREVCMP): Reverse arguments to OPCODE. 2223 2224Mon Nov 9 09:47:06 1998 Jeff Law (law@cygnus.com) 2225 2226 * version.c: Bump for snapshot. 2227 2228Mon Nov 9 02:14:14 1998 Jeff Law (law@cygnus.com) 2229 2230 * version.c: Bump for snapshot. 2231 2232Mon Nov 9 03:06:24 1998 Jeffrey A Law (law@cygnus.com) 2233 2234 * reload1.c (delete_output_reload_insn): If a pseudo is set multiple 2235 times, then it can not be completely replaced. 2236 2237Mon Nov 9 00:39:02 1998 Richard Henderson <rth@cygnus.com> 2238 2239 * alpha.md (call, call_value) [OSF]: Correct alt 3 insn length. 2240 2241Sun Nov 8 17:50:30 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 2242 2243 * gansidecl.h: Prepend a "G" to the macro wrapping this file 2244 (to distinguish it from the macro wrapping ansidecl.h.) 2245 Include libiberty's ansidecl.h. Remove all redundant definitions. 2246 Define the PROTO() style macros in terms of the PARAMS() ones. 2247 2248 2249 * calls.c (emit_library_call): Switch on ANSI_PROTOTYPES, not 2250 __STDC__, when deciding whether to use ANSI variable args. 2251 (emit_library_call_value): Likewise. 2252 2253 * cccp.c (error): Likewise. 2254 (warning): Likewise. 2255 (error_with_line): Likewise. 2256 (warning_with_line): Likewise. 2257 (pedwarn): Likewise. 2258 (pedwarn_with_line): Likewise. 2259 (pedwarn_with_file_and_line): Likewise. 2260 (fatal): Likewise. 2261 2262 * cexp.y (error): Likewise. 2263 (pedwarn): Likewise. 2264 (warning): Likewise. 2265 2266 * collect2.c (fatal_perror): Likewise. 2267 (fatal): Likewise. 2268 (error): Likewise. 2269 2270 * combine.c (gen_rtx_combine): Likewise. 2271 2272 * cpperror.c (cpp_message): Likewise. 2273 (cpp_fatal): Likewise. 2274 2275 * cpplib.c (cpp_error): Likewise. 2276 (cpp_warning): Likewise. 2277 (cpp_pedwarn): Likewise. 2278 (cpp_error_with_line): Likewise. 2279 (cpp_warning_with_line): Likewise. 2280 (cpp_pedwarn_with_line): Likewise. 2281 (cpp_pedwarn_with_file_and_line): Likewise. 2282 2283 * cpplib.h: Don't define PARAMS() macro. 2284 2285 * demangle.h: Likewise. 2286 2287 * doprint.c (checkit): Switch on ANSI_PROTOTYPES, not __STDC__, 2288 when deciding whether to use ANSI variable args. 2289 2290 * emit-rtl.c (gen_rtx): Likewise. 2291 (gen_rtvec): Likewise. 2292 2293 * final.c (asm_fprintf): Likewise. 2294 2295 * fix-header.c (cpp_message): Likewise. 2296 (fatal): Likewise. 2297 (cpp_fatal): Likewise. 2298 2299 * gcc.c (concat): Likewise. 2300 (fatal): Likewise. 2301 (error): Likewise. 2302 2303 * genattr.c (fatal): Likewise. 2304 2305 * genattrtab.c (attr_rtx): Likewise. 2306 (attr_printf): Likewise. 2307 (fatal): Likewise. 2308 2309 * gencodes.c (fatal): Likewise. 2310 2311 * genconfig.c (fatal): Likewise. 2312 2313 * genemit.c (fatal): Likewise. 2314 2315 * genextract.c (fatal): Likewise. 2316 2317 * genflags.c (fatal): Likewise. 2318 2319 * genopinit.c (fatal): Likewise. 2320 2321 * genoutput.c (fatal): Likewise. 2322 (error): Likewise. 2323 2324 * genpeep.c (fatal): Likewise. 2325 2326 * genrecog.c (fatal): Likewise. 2327 2328 * halfpic.h: Switch on ANSI_PROTOTYPES, not __STDC__, when 2329 deciding whether to declare `tree_node' and `rtx_def'. 2330 2331 * hash.h: Don't define stuff we get from gansidecl.h. 2332 2333 * mips-tfile.c: Likewise. Define __proto() in terms of PARAMS(). 2334 (fatal): Switch on ANSI_PROTOTYPES, not __STDC__, when deciding 2335 whether to use ANSI variable args. 2336 (error): Likewise. 2337 2338 * prefix.c (concat): Likewise. 2339 2340 * scan.h: Likewise. 2341 2342 * system.h: Likewise. 2343 2344 * toplev.c (error_with_file_and_line): Likewise. 2345 (error_with_decl): Likewise. 2346 (error_for_asm): Likewise. 2347 (error): Likewise. 2348 (fatal): Likewise. 2349 (warning_with_file_and_line): Likewise. 2350 (warning_with_decl): Likewise. 2351 (warning_for_asm): Likewise. 2352 (warning): Likewise. 2353 (pedwarn): Likewise. 2354 (pedwarn_with_decl): Likewise. 2355 (pedwarn_with_file_and_line): Likewise. 2356 (sorry): Likewise. 2357 (really_sorry): Likewise. 2358 2359 * toplev.h: Switch on ANSI_PROTOTYPES, not __STDC__, when deciding 2360 whether to declare `tree_node' and `rtx_def'. 2361 2362 * tree.c (build): Switch on ANSI_PROTOTYPES, not __STDC__, when 2363 deciding whether to use ANSI variable args. 2364 (build_nt): Likewise. 2365 (build_parse_node): Likewise. 2366 2367Sun Nov 8 13:10:55 1998 Jeff Law (law@cygnus.com) 2368 2369 * version.c: Bump for snapshot. 2370 2371Sat Nov 7 23:34:01 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 2372 2373 * Makefile.in (libcpp.a): Check RANLIB_TEST before runing RANLIB. 2374 2375Sat Nov 7 22:26:19 1998 David Edelsohn <edelsohn@gnu.org> 2376 2377 * collect2.c (main, case 'b'): Use else if. 2378 2379Sat Nov 7 15:35:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 2380 2381 * configure.in (host_xm_file, build_xm_file, xm_file, tm_file): 2382 Arrange to include gansidecl.h in {ht}config.h & tm.h just 2383 before the config/ directory headers. 2384 (tm_file_list, host_xm_file_list, build_xm_file_list): Handle 2385 gansidecl.h in the list of dependencies. 2386 2387 * Makefile.in (RTL_BASE_H): Don't depend on gansidecl.h. 2388 (TREE_H, DEMANGLE_H, RECOG_H, REGS_H, libgcc2.a, stmp-multilib, 2389 mbchar.o, collect2.o, pexecute.o, vfprintf.o, splay-tree.o, gcc.o, 2390 gencheck.o, choose-temp.o, mkstemp.o, mkstemp.o, prefix.o, 2391 dyn-string.o, cexp.o, cccp.o, cppmain.o, cpplib.o, cpperror.o, 2392 cppexp.o, cppfiles.o, cpphash.o, cppalloc.o, scan-decls.o): 2393 Likewise. 2394 2395 * cccp.c: Don't include gansidecl.h. 2396 * cexp.y: Likewise. 2397 * collect2.c: Likewise. 2398 * config/c4x/c4x.c: Likewise. 2399 * config/v850/v850.h: Likewise. 2400 * cppalloc.c: Likewise. 2401 * cpperror.c: Likewise. 2402 * cppexp.c: Likewise. 2403 * cppfiles.c: Likewise. 2404 * cpphash.c: Likewise. 2405 * cpplib.c: Likewise. 2406 * cppmain.c: Likewise. 2407 * cppulp.c: Likewise. 2408 * demangle.h: Likewise. 2409 * doprint.c: Likewise. 2410 * dyn-string.c: Likewise. 2411 * eh-common.h: Likewise. 2412 * fix-header.c: Likewise. 2413 * frame.c: Likewise. 2414 * gcc.c: Likewise. 2415 * gcov.c: Likewise. 2416 * gen-protos.c: Likewise. 2417 * gencheck.c: Likewise. 2418 * halfpic.h: Likewise. 2419 * hash.c: Likewise. 2420 * machmode.h: Likewise. 2421 * mbchar.c: Likewise. 2422 * prefix.c: Likewise. 2423 * protoize.c: Likewise. 2424 * recog.h: Likewise. 2425 * rtl.h: Likewise. 2426 * scan-decls.c: Likewise. 2427 * tree.h: Likewise. 2428 * varray.h: Likewise. 2429 2430Sat Nov 7 11:37:53 1998 Richard Henderson <rth@cygnus.com> 2431 2432 * i386.md (call_value_pop): If we're not popping anything, 2433 defer to call_value. 2434 (call_pop): Likewise defer to call. 2435 2436Sat Nov 7 02:49:56 1998 Richard Henderson <rth@cygnus.com> 2437 2438 * function.c (purge_addressof): Clear purge_addressof_replacements 2439 only after processing the whole function. 2440 2441Sat Nov 7 00:54:55 1998 Jeffrey A Law (law@cygnus.com) 2442 2443 * reload1.c (reload): If we can not perform a particular elimination 2444 when we thought we could earlier, then we must always iterate through 2445 the loop at least one more time. 2446 2447Fri Nov 6 19:37:33 1998 Richard Henderson <rth@cygnus.com> 2448 2449 * alpha.c (add_operand): Simplify the CONST_INT match. 2450 (sext_add_operand): Correct typo in comparison by using 2451 CONST_OK_FOR_LETTER_P. 2452 * alpha.md (s?addq): Use sext_add_operand to allow the negative 2453 constant alternatives to be generated. 2454 (mulsi3, muldi3, umuldi3_highpart): Loosen constraints to allow 2455 small constants, since the hw instructions do. 2456 2457Fri Nov 6 20:15:19 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 2458 2459 * reload1.c (emit_reload_insns): When rewriting the SET_DEST of a 2460 previous insn to store directly into our reload register, make sure 2461 that if the source of the previous insn is a reload register, its 2462 spill_reg_store and spill_reg_stored_to values are cleared. 2463 2464Fri Nov 6 16:35:10 1998 David Edelsohn <edelsohn@gnu.org> 2465 2466 * rs6000.md (floatunssidf2_internal splitter): Use base register 2467 operand, not hard-coded SP. 2468 2469Fri Nov 6 04:07:53 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 2470 2471 * jump.c (calculate_can_reach_end): Fix thinko. 2472 2473Fri Nov 6 00:16:04 1998 Jeffrey A Law (law@cygnus.com) 2474 2475 * reorg.c (fill_simple_delay_slots): Fix typo. 2476 2477 * romp.h (LEGITIMIZE_ADDRESS): Fix typo. 2478 2479Fri Nov 6 00:10:00 1998 Jan Hubicka (hubicka@freesoft.cz) 2480 2481 * i386.md (extendsidi2): Use # in the output template. 2482 (extendsidi splitters): New splitters. 2483 2484Thu Nov 5 11:13:27 1998 Nick Clifton <nickc@cygnus.com> 2485 2486 * configure.in: Use unknown-elf.h as tm_file for arm-elf 2487 configurations. 2488 * configure: Regenerate. 2489 2490Thu Nov 5 07:59:05 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 2491 2492 * jump.c (init_label_info, delete_barrier_successors, 2493 mark_all_labels, delete_unreferenced_labels, 2494 delete_noop_moves, calculate_can_reach_end): New functions broken 2495 out of jump_optimize. 2496 (jump_optimize): Use them. 2497 2498Thu Nov 5 07:57:45 1998 Andrew MacLeod <amacleod@cygnus.com> 2499 2500 * except.c (expand_fixup_region_end): Make sure outer context labels 2501 are not issued in an inner context during cleanups. 2502 2503Thu Nov 5 04:03:06 1998 Richard Henderson <rth@cygnus.com> 2504 2505 * alpha.md (addsi3, subsi3): No new temporaries once cse is 2506 no longer expected. 2507 2508Thu Nov 5 03:29:19 1998 Richard Henderson <rth@cygnus.com> 2509 2510 * alpha.md (addsi3, subsi3): Expand to a DImode temporary so as 2511 to expose this midpoint to CSE. 2512 2513Thu Nov 5 03:42:54 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 2514 2515 * config/sparc/sparc.md (movdf_const_intreg_sp64): Enable again. 2516 2517Thu Nov 5 10:53:01 1998 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> 2518 2519 * configure.in: Bring over gcc2 change of Nov 19 1997. 2520 2521Wed Nov 4 23:43:08 1998 Graham <grahams@rcp.co.uk> 2522 2523 * toplev.c (output_lang_identify): Make definition dependent on 2524 ASM_IDENTIFY_LANGUAGE. 2525 2526 * print-rtl.c (spaces): Make static. 2527 2528Wed Nov 4 22:16:36 1998 Hans-Peter Nilsson <hp@axis.se> 2529 2530 * extend.texi: Clarify proper uses for register clobbers in asms. 2531 2532Wed Nov 4 22:16:36 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 2533 2534 * recog.h (enum op_type): Define. 2535 (constrain_operands): Adjust prototype. 2536 (recog_op_type): Declare new variable. 2537 * recog.c (recog_op_type): New variable. 2538 (insn_invalid_p): Allow modifying an asm statement after reload. 2539 (extract_insn): Set up recog_op_type. 2540 (constrain_operands): Lose INSN_CODE_NUM arg. All callers changed. 2541 Don't compute operand types, use recog_op_type. 2542 Use the information computed by extract_insn instead of the previous 2543 method of finding it by insn code number. 2544 * caller-save.c (init_caller_save): Use extract_insn, not insn_extract. 2545 * reorg.c (fill_slots_from_thread): Likewise. 2546 * reload1.c (reload_as_needed): Likewise. 2547 (gen_reload): Likewise. 2548 (inc_for_reload): Likewise. 2549 (reload_cse_simplify_operands): Likewise. 2550 Use the information computed by extract_insn instead of the previous 2551 method of finding it by insn code number. 2552 * genattrtab.c (write_attr_case): Generate call to extract_insn, not 2553 insn_extract. 2554 * final.c (final_scan_insn): Use extract_insn, not insn_extract. 2555 (cleanup_operand_subregs): Use extract_insn, not insn_extract. 2556 Use the information computed by extract_insn instead of the previous 2557 method of finding it by insn code number. 2558 * regmove.c (find_matches): Likewise. Change meaning of the return 2559 value to be nonzero if the optimization can be performed, zero if 2560 not. All callers changed. 2561 Shorten some variable names to fix formatting problems. 2562 (regmove_optimize): Shorten some variable names to fix formatting 2563 problems. 2564 Use the information computed by extract_insn instead of the previous 2565 method of finding it by insn code number. 2566 * regclass.c (scan_one_insn): Likewise. 2567 (record_reg_classes): Don't compute operand types, use recog_op_type. 2568 * reload.c (find_reloads): Lose CONSTRAINTS1 variable; use 2569 recog_constraints instead. 2570 2571Wed Nov 4 21:37:46 1998 Jeffrey A Law (law@cygnus.com) 2572 2573 * rtl.h (flow2_completed): Declare. 2574 * flow.c (flow2_completed): Definition. 2575 * toplev.c (rest_of_compilation): Set and clear flow2_completed 2576 as necessary. 2577 2578Wed Nov 4 19:15:37 1998 Melissa O'Neill <oneill@cs.sfu.ca> 2579 2580 * Makefile.in (libcpp.a): Ranlib libcpp.a. 2581 2582 * cppulp.c (user_label_prefix): Initialize. 2583 2584Wed Nov 4 19:07:08 1998 John Wehle (john@feith.com) 2585 2586 * flow.c (mark_regs_live_at_end): Mark the stack pointer as live 2587 at a RETURN if current_function_sp_is_unchanging is set. 2588 2589Wed Nov 4 18:16:29 1998 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 2590 2591 * emit-rtl.c (try_split): Fixed error in Oct 10 patch. 2592 2593Wed Nov 4 15:11:15 1998 Geoffrey Noer <noer@cygnus.com> 2594 2595 * i386/cygwin32.h (MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS, MASK_DLL, 2596 TARGET_WIN32, TARGET_CYGWIN, TARGET_WINDOWS, TARGET_DLL): New. 2597 (SUBTARGET_SWITCHES): Add -mno-cygwin, -mcygwin, and -mdll options. 2598 (CPP_PREDEFINES): Don't define __CYGWIN32__ here. 2599 (STARTFILE_SPEC): Handle -mdll, -mno-cygwin options. 2600 (CPP_SPEC): Handle -mno-cygwin option. Define __CYWIN__ in addition 2601 to __CYGWIN32__. 2602 (LIB_SPEC): Handle -mno-cygwin option. 2603 (LINK_SPEC): Handle -mdll. 2604 2605Wed Nov 4 22:56:14 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 2606 2607 * reload.c (find_reloads): Fix test for usage by other reload 2608 to handle secondary reloads properly. 2609 2610Wed Nov 4 17:25:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 2611 2612 * reload1.c (ELIMINABLE_REGS, NUM_ELIMINABLE_REGS): Introduce an 2613 intermediate structure which has exactly the members provided by 2614 ELIMINABLE_REGS. Define NUM_ELIMINABLE_REGS in terms of the 2615 static intermediate structure. 2616 2617 (init_elim_table): Xmalloc() `reg_eliminate', and initialize it 2618 from the intermediate structure. Do the same analogous fix in 2619 the case where ELIMINABLE_REGS is not defined. 2620 2621Tue Nov 3 20:50:03 1998 Jeffrey A Law (law@cygnus.com) 2622 2623 * pa.h (SELECT_SECTION): Fix thinko. 2624 2625Tue Nov 3 17:51:36 1998 Jim Wilson <wilson@cygnus.com> 2626 2627 * dwarf2out.c (output_call_frame_info): Comments on last change. 2628 2629Tue Nov 3 07:51:43 1998 Richard Earnshaw (rearnsha@arm.com) 2630 2631 * arm.c (add_constant): When taking the address of an item in the 2632 pool, get the mode of the item addressed. 2633 2634 * arm.c (final_prescan_insn case INSN): If an insn doesn't 2635 contain a SET or a PARALLEL, don't consider it for conditional 2636 execution. 2637 2638 Restore ABI compatibility for NetBSD. 2639 * arm/netbsd.h (DEFAULT_PCC_STRUCT_RETURN): Override setting in 2640 arm.h. 2641 (RETURN_IN_MEMORY): Likewise. 2642 2643Mon Nov 2 11:46:17 1998 Doug Evans <devans@canuck.cygnus.com> 2644 2645 * m32r/m32r.c (m32r_expand_block_move): Fix byte count computations. 2646 (m32r_output_block_move): Rewrite bytes < 4 handling. 2647 2648Mon Nov 2 10:10:35 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 2649 2650 * configure.in: Call AC_FUNC_VFORK. 2651 2652 * collect2.c: Define VFORK_STRING as a printable string for 2653 error messages (either "vfork" or "fork".) If HAVE_VFORK_H is 2654 defined, include vfork.h. If VMS is defined, define vfork() 2655 appropriately. Remove vfork check on USG, we're using autoconf. 2656 (collect_execute): Pass VFORK_STRING to fatal_perror instead of 2657 checking locally what string to pass. 2658 (scan_prog_file): Likewise. 2659 (scan_libraries): Likewise. 2660 2661 * gcc.c: Remove vfork check on USG, we're using autoconf. 2662 Besides, no calls to vfork/fork occur in this file. 2663 2664 * protoize.c: Likewise. 2665 2666Mon Nov 2 07:52:28 1998 Alexandre Oliva <oliva@dcc.unicamp.br> 2667 2668 * configure.in (DEFAULT_LINKER): Renamed from LD. 2669 (DEFAULT_ASSEMBLER): Renamed from AS; reverted Schwab's patch. 2670 (gcc_cv_as): Try $DEFAULT_ASSEMBLER before $AS. 2671 * configure: Rebuilt. 2672 2673Mon Nov 2 01:48:10 1998 Alexandre Oliva <oliva@dcc.unicamp.br> 2674 2675 * BUGS: Fix the regexp for `more' to find the appropriate node. 2676 Reported by Joerg Pietschmann <joerg_pietschmann@zkb.ch> 2677 2678 * BUGS: Added link to the WWW FAQ. 2679 2680Sun Nov 1 18:27:15 1998 Jeff Law (law@cygnus.com) 2681 2682 * version.c: Bump for snapshot. 2683 2684Sun Nov 1 11:04:32 1998 Jeffrey A Law (law@cygnus.com) 2685 2686 * From Christian Gafton: 2687 * i386/linux.h (CPP_PREDEFINES): Add -D__i386__. 2688 * sparc/linux.h (CPP_PREDEFINES): Add -D__sparc__. 2689 * sparc/linux64.h (CPP_PREDEFINES): Add -D__sparc__. 2690 2691Sat Oct 31 21:42:39 1998 Mark Mitchell <mark@markmitchell.com> 2692 2693 * c-common.c (c_get_alias_set): Allow all type-punning through 2694 unions. Don't get confused about the type of a bit-field, despite 2695 the antics of build_modify_expr. 2696 2697Sat Oct 31 22:35:29 1998 Jean-Pierre Radley <jpr@jpr.com> 2698 2699 * fixinc.sco: Parameterize #include_next values. 2700 * fixinc/fixinc.sco: Likewise. 2701 2702Sat Oct 31 20:39:35 1998 Jeffrey A Law (law@cygnus.com) 2703 2704 * toplev.c (rest_of_compilation): No longer set reload_completed. 2705 * reload1.c (reload): Set it here. Perform instruction splitting 2706 after reload has completed if we will be running the scheduler 2707 again. 2708 2709Sat Oct 31 12:30:02 1998 Jeffrey A Law (law@cygnus.com) 2710 2711 * jump.c (jump_optimize): Initialize mappings from INSN_UID to 2712 EH region if exceptions are enabled and we're performing cross 2713 jump optimizations. 2714 (find_cross_jump): Exit loop if the insns are in different EH regions. 2715 2716Sat Oct 31 10:02:48 1998 Mark Mitchell <mark@markmitchell.com> 2717 2718 * dwarf2out.c (output_call_frame_info): Use 2719 ASM_OUTPUT_DWARF_DELTA4 for the CIE offset to match frame.c. 2720 2721Sat Oct 31 10:23:14 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 2722 2723 Reinstall Apr 24th fix, lost during May 6th gcc2 merge: 2724 * c-common.c (check_format_info): Don't check for the 'x' 2725 format character twice, instead check for 'x' and 'X' 2726 2727Fri Oct 30 14:50:25 1998 Jeffrey A Law (law@cygnus.com) 2728 2729 * configure.in (assembler features): Also make gas is configured if 2730 we find it in the source tree. 2731 2732Fri Oct 30 13:23:20 1998 Richard Henderson <rth@cygnus.com> 2733 2734 * i386.c (i386_comp_type_attributes): Compare whether the 2735 attributes are defined, not their tree nodes. 2736 2737Fri Oct 30 11:39:47 1998 Alexandre Oliva <oliva@dcc.unicamp.br> 2738 2739 * configure.in (gxx_include_dir): Bitten by autoconf quoting 2740 characters. :-( 2741 * configure: Rebuilt. 2742 2743Fri Oct 30 10:43:29 1998 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> 2744 2745 * configure.in: Ignore non-absolute value in $AS. 2746 2747Fri Oct 30 00:54:25 1998 Peter Jakubek <pjak@snafu.de> 2748 2749 * m68k.h (INDIRECTABLE_1_ADDRESS_P): Fix thinko. 2750 2751Fri Oct 30 00:42:34 1998 Mark Elbrecht <snowball3@usa.net> 2752 2753 * configure.in (msdosdjgpp): Set exeext and target_alias. 2754 2755Thu Oct 29 23:55:43 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 2756 2757 * flow.c (XNMALLOC): New macro. 2758 (flow_int_list_blocks, basic_block_succ, basic_block_pred): New 2759 static variables. 2760 (add_edge, add_edge_to_label): New static functions. 2761 (free_bb_memory): New function. 2762 (flow_delete_insn): Delete function. 2763 (basic_block_drops_in): Delete variable. 2764 (find_basic_blocks): Allocate and initialize basic_block_head, 2765 basic_block_succ. Don't allocate basic_block_drops_in. 2766 Call free_bb_memory at the beginning. 2767 (find_basic_blocks_1): Don't do multiple passes. 2768 Delete code to compute basic_block_drops_in. 2769 After calling make_edges, mark blocks reached by current block live. 2770 Update test for unreachable live blocks. 2771 (mark_label_ref): Delete args X, CHECKDUP. Add PRED arg. All callers 2772 changed. 2773 Simplify to call add_edge_to_label when a LABEL_REF is found. 2774 (make_edges): Simplify to call add_edge_to_label instead of 2775 mark_label_ref most of the time. 2776 Compute here whether control drops into the next block. 2777 (delete_unreachable_blocks): Return void. All callers changed. 2778 Delete unreachable blocks in reverse order. 2779 After deleting all unreachable blocks, renumber the remaining ones 2780 and update n_basic_blocks. 2781 (delete_block): Speed up deletion a bit. 2782 Don't set basic_block_drops_in for deleted blocks. 2783 (free_basic_block_vars): Don't free basic_block_drops_in. 2784 (life_analysis_1): Update to use new edge representation. 2785 (dump_flow_info): Delete code to print basic block info; call 2786 dump_bb_data instead. 2787 (compute_preds_succs): Delete code to recompute basic_block_drops_in 2788 and uid_block_number. 2789 Simply copy the previously computed cfg. 2790 (dump_bb_data): New arg LIVE_INFO. All callers changed. 2791 Print register lifetime information if LIVE_INFO is nonzero. 2792 * basic-block.h (dump_bb_data): Adjust prototype. 2793 * gcse.c (gcse_main): Update call to dump_bb_data. 2794 * rtl.h (free_bb_memory): Declare. 2795 * toplev.c (rest_of_compilation): Call free_bb_memory. 2796 2797 * reload1.c (struct elim_table): Delete MAX_OFFSET member. 2798 (update_eliminable_offsets): Don't compute it. 2799 (set_initial_elim_offsets): Don't initialize it. 2800 Break out some code into set_initial_label_offsets so the rest of 2801 this function can be called from reload_as_needed. 2802 Assume that INITIAL_FRAME_POINTER_OFFSET is defined when 2803 ELIMINABLE_REGS isn't. 2804 (set_initial_label_offsets): New function, broken out of 2805 set_initial_elim_offsets. 2806 (set_offsets_for_label): New function, broken out of set_label_offsets 2807 and reload_as_needed. 2808 (reload): Call the two new functions. 2809 (reload_as_needed): Call set_initial_elim_offsets instead of 2810 duplicating the code. Likewise for set_offsets_for_label. 2811 2812 * reload1.c (choose_reload_regs): Fix typo in Oct 17 change. 2813 (emit_reload_insns): Ensure that when we set reg_reloaded_valid for 2814 any hard reg, reg_reloaded_dead contains valid data. 2815 2816Thu Oct 29 22:30:54 1998 Marcus Meissner <Marcus.Meissner@informatik.uni-erlangen.de> 2817 2818 * i386.c (i386_comp_type_attributes): Return nonzero for mismatched 2819 "stdcall" and "cdecl" attributes. 2820 2821Thu Oct 29 19:05:17 1998 Jim Wilson <wilson@cygnus.com> 2822 2823 * sched.c (update_flow_info): Add code to ! found_orig_dest case to 2824 handle deleted no-op moves of hard registers. 2825 * haifa-sched.c (update_flow_info): Likewise. 2826 2827Thu Oct 29 18:07:47 1998 Jeffrey A Law (law@cygnus.com) 2828 2829 * mips.md (reload_{in,out}{si,di}): Emit a USE of HILO at the end 2830 of the sequences to reload the HILO register which do not actually 2831 reference HILO. 2832 2833Thu Oct 29 12:39:35 1998 Jim Wilson <wilson@cygnus.com> 2834 2835 * c-common.c (c_get_alias_set): Handle ARRAY_REF of union field. 2836 2837Thu Oct 29 14:10:22 1998 Andrew MacLeod <amacleod@cygnus.com> 2838 2839 * except.c (emit_eh_context): Make the EH context register stay alive 2840 at -O0 so stupid.c doesn't get confused. 2841 28421998-10-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 2843 2844 * emit-rtl.c (try_split): Do not try to split a BARRIER. 2845 2846Thu Oct 29 01:33:54 1998 Jan Hubicka <hubicka@freesoft.cz> 2847 Jeffrey A Law (law@cygnus.com) 2848 2849 * i386.md: Change ix86_cpu == PROCESSOR_PENTIUM to TARGET_PENTIUM. 2850 (zero_extendsidi2): Use # in output template and handle completely by 2851 splits. 2852 (zero_extend splitters): New define_splits. 2853 (ashiftrt_32): New pattern. 2854 2855Wed Oct 28 22:58:35 1998 Jason Merrill <jason@yorick.cygnus.com> 2856 2857 * tree.c (append_random_chars): New fn. 2858 (get_file_function_name_long): Use it. 2859 2860Wed Oct 28 22:27:05 1998 Richard Henderson <rth@cygnus.com> 2861 2862 * Makefile.in (cc1): Put C_OBJS, and thence @extra_c_objs@ last. 2863 (LIBCPP_OBJS): New. Add cppulp.o. 2864 (cppmain, fix-header): Depend on and use libcpp.a. 2865 * configure.in (extra_c_objs, extra_cxx_objs): Use libcpp.a instead 2866 of the individual object files. 2867 * objc/Make-lang.in (cc1obj): Put OBJC_OBJS, and thence @extra_c_objs@, 2868 last. 2869 2870 * cccp.c (user_label_prefix): New. 2871 (main): Set it off -f*leading-underscore. 2872 (special_symbol): Use it. 2873 * cpplib.c (special_symbol): Likewise. 2874 (cpp_handle_option): Handle -f*leading-underscore. 2875 * cppulp.c: New file. 2876 2877 * output.h (user_label_prefix): Declare it. 2878 * dwarf2out.c (ASM_NAME_TO_STRING): Prepend user_label_prefix. 2879 * toplev.c (f_options, main): Handle -f*leading-underscore. 2880 2881 * defaults.h (ASM_OUTPUT_LABELREF): Use asm_fprintf instead of 2882 referencing USER_LABEL_PREFIX directly. 2883 * config/nextstep.h (ASM_OUTPUT_LABELREF): Likewise. 2884 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise. 2885 * final.c (asm_fprintf): Use user_label_prefix instead. 2886 * arm/thumb.c (thumb_print_operand): Likewise. 2887 2888 * gcc.c (default_compilers): Pass -f*leading-underscore on to 2889 cpp wherever appropriate. 2890 2891Wed Oct 28 23:09:25 1998 Robert Lipe <robertl@dgii.com> 2892 2893 * sco5.h (SUBTARGET_SWITCHES): Add documentation for OpenServer- 2894 specific compiler switches. 2895 2896Wed Oct 28 21:05:53 1998 Jeffrey A Law (law@cygnus.com) 2897 2898 * Makefile.in (c-common.o): Depend on c-pragma.h. Use $(RTL_H) instead 2899 of rtl.h. 2900 2901Wed Oct 28 20:52:47 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 2902 2903 * gcc.c (EXTRA_SPECS, extra_specs): Introduce an intermediate 2904 structure which has exactly the members provided by EXTRA_SPECS. 2905 Xmalloc() the real `extra_specs', and initialize it from this 2906 intermediate structure. 2907 2908 * alpha.h (EXTRA_SPECS): Revert change for missing initializers. 2909 2910 * mips.h (EXTRA_SPECS): Likewise. 2911 2912 * sparc.h (EXTRA_SPECS): Likewise. 2913 2914Wed Oct 28 16:46:07 1998 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> 2915 2916 * function.c (purge_addressof_1): Instead of aborting when a 2917 bitfield insertion as a replacement for (MEM (ADDRESSOF)) does not 2918 work just put the ADDRESSOF on stack. Otherwise remember all such 2919 successful replacements, so that exactly the same replacements 2920 can be made on the REG_NOTEs. Remove the special case for CALL 2921 insns again. 2922 (purge_addressof_replacements): New variable. 2923 (purge_addressof): Clear it at end. 2924 29251998-10-28 Zack Weinberg <zack@rabi.phys.columbia.edu> 2926 2927 * c-lang.c: Declare extern char *yy_cur if USE_CPPLIB. 2928 (lang_init): Call check_newline always. 2929 * c-lex.c (init_parse) [USE_CPPLIB=1]: After calling 2930 cpp_start_read, set yy_cur and yy_lim to read from 2931 parse_in.token_buffer, so that we'll see the first #line 2932 directive. 2933 * cpplib.c (cpp_start_read): finclude the main input file 2934 before processing -include/-imacros. Process -imacros and 2935 -include separately, and handle -include by stacking a 2936 buffer for the file in question as if it'd been #included. 2937 * toplev.c (documented_lang_options): Recognize -H when 2938 USE_CPPLIB is on. 2939 29401998-10-28 Zack Weinberg <zack@rabi.phys.columbia.edu> 2941 2942 * cpplib.c: Merge do_once into do_pragma. Break file handling 2943 code out of do_include. 2944 Move append_include_chain, deps_output, 2945 file_cleanup, redundant_include_p, import_hash, 2946 lookup_import, add_import, read_filename_string, read_name_map, 2947 open_include_file, finclude, safe_read to cppfiles.c. 2948 Move prototypes for deps_output, append_include_chain, 2949 finclude to cpplib.h. Move definition of struct 2950 file_name_list there also. 2951 2952 * cppfiles.c: New file. Contains all the above functions 2953 broken out of cpplib.c; also hack_vms_include_specification 2954 from cccp.c and find_include_file, a new function broken out of 2955 do_include. 2956 2957 * Makefile.in (cppmain): Depend on cppfiles.o. 2958 (fix-header): Likewise. 2959 (cppfiles.o): New target. 2960 * configure.in (--enable-c-cpplib): Add cppfiles.o to 2961 extra_c_objs. Add ../cppfiles.o to extra_cxx_objs. 2962 2963Wed Oct 28 14:06:49 1998 Jim Wilson <wilson@cygnus.com> 2964 2965 * dwarfout.c (dwarfout_file_scope_decl): If DECL_CONTEXT, don't abort 2966 if pending_types is nonzero. 2967 (dwarfout_finish): Verify pending_types is zero before finishing. 2968 2969Wed Oct 28 10:29:09 1998 Nick Clifton <nickc@cygnus.com> 2970 2971 * expr.c (convert_move): Use shifts to perform the move if a 2972 suitable extend pattern cannot be found. Code written by 2973 Richard Henderson <rth@cygnus.com>. 2974 2975Wed Oct 28 03:59:29 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 2976 2977 * regclass.c (renumber, regno_allocated): New static variables, moved 2978 out of allocate_reg_info. 2979 (allocate_reg_info): Move these two variables outside the function. 2980 Move code to free memory into new function free_reg_info. 2981 (free_reg_info): New function, broken out of allocate_reg_info. 2982 * toplev.c (compile_file): Call free_reg_info, not allocate_reg_info. 2983 * rtl.h (allocate_reg_info): Don't declare. 2984 (free_reg_info): Declare. 2985 2986 * final.c (cleanup_subreg_operands): ASM_INPUTs need no treatment. 2987 2988Wed Oct 28 02:38:12 1998 Jason Merrill <jason@yorick.cygnus.com> 2989 2990 * toplev.c (compile_file): Temporarily revert last change. 2991 2992Wed Oct 28 00:00:35 1998 Jason Merrill <jason@yorick.cygnus.com> 2993 2994 * c-typeck.c (convert_for_assignment): Parenthesize. 2995 29961998-10-28 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> 2997 2998 * reload1.c (delete_output_reload): Avoid ambigous else. 2999 3000Wed Oct 28 00:10:35 1998 Jeffrey A Law (law@cygnus.com) 3001 3002 * toplev.c (compile_file): Call allocate_reg_info to free register 3003 table memory. 3004 * rtl.h (allocate_reg_info): Declare. 3005 3006 * PROJECTS: Remove entry for local spilling. 3007 3008 * final.c (cleanup_subreg_operands): New function. 3009 (final_scan_insn): Use it. 3010 (alter_subreg): Clear the "used" field when we turn a SUBREG into 3011 a REG. 3012 * reload1.c (reload): Delete CLOBBER insns and also cleanup SUBREG 3013 operands when reload has finished. 3014 * reload.h (cleanup_subreg_operands): Declare.. 3015 * flow.c (life_analysis_1): No longer delete CLOBBER insns after 3016 reload. Handled in reload itself. 3017 3018Tue Oct 27 23:32:34 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 3019 3020 * reload1.c (verify_initial_offsets): New function. 3021 (reload): Call it after reload_as_needed. Also verify that the frame 3022 size stays constant during reload_as_needed. 3023 * i386.h (CONST_DOUBLE_OK_FOR_LETTER_P): Undo Jul 26 change. 3024 3025 * reload.h (struct insn_chain): Add need_operand_change element. 3026 * reload1.c (new_insn_chain): Clear it. 3027 (calculate_needs_all_insns): Set it; don't overload need_reload. 3028 (reload_as_needed): Use it. 3029 3030 * reload.c (find_reloads_address): Use BASE_REG_CLASS instead of 3031 reload_address_base_reg_class throughout. Similar for INDEX_REG_CLASS 3032 and reload_address_index_reg_class. 3033 (find_reloads_address_1): Likewise. 3034 * reload.h (reload_address_base_reg_class, 3035 reload_address_index_reg_class): Don't declare. 3036 * reload1.c (reg_old_renumber, pseudo_previous_regs, 3037 pseudo_forbidden_regs, bad_spill_regs_global): New static variables. 3038 (used_spill_regs): Now static. 3039 (reload_address_base_reg_class, reload_address_index_reg_class, 3040 regs_explicitly_used, counted_for_groups, counted_for_nongroups, 3041 basic_block_needs, max_needs, group_size, group_mode, max_groups, 3042 max_nongroups, max_needs_insn, max_groups_insn, max_nongroups_insn, 3043 forbidden_regs): 3044 Deleted variables. 3045 (init_reload): Delete code to compute base/index reg classes. 3046 (reload): Delete variable J. 3047 Delete code to manage basic_block_needs. 3048 Don't compute regs_explicitly_used. 3049 Allocate, initialize and free reg_old_renumber, pseudo_forbidden_regs, 3050 pseudo_previous_regs. 3051 Initialize bad_spill_regs_global. 3052 Don't call order_regs_for_reload here. 3053 Don't initialize spill_reg_order and n_spills. 3054 Don't forbid explicitly used regs to be used for spill regs. 3055 Change main loop to infinite loop, with explicit break statements. 3056 Make SOMETHING_CHANGED variable local to that loop. 3057 Don't initialize max_needs, max_groups, max_nongroups, max_needs_insn, 3058 max_groups_insn, max_nongroups_insn, group_size, group_mode. 3059 Make sure spilled_pseudos is cleared before calling spill_hard_reg or 3060 new_spill_reg. 3061 Don't call dump_needs. 3062 Delete code to reset potential_reload_regs. 3063 Delete code to terminate loop conditional on the global needs variables 3064 showing no further needs. 3065 (calculate_needs_all_insns): Return void. All callers changed. 3066 Initialize something_needs_elimination here, not in reload. 3067 Delete avoid_return_reg kludge. 3068 (calculate_needs): Lose AVOID_RETURN_REG and GLOBAL args, return void. 3069 All callers changed. 3070 Initialize the group_mode and group_size elements of the arg CHAIN. 3071 Delete code to manage basic_block_needs. 3072 Operate on elements of CHAIN instead of global variables. 3073 Delete avoid_return_reg kludge. 3074 (find_tworeg_group): Lose GLOBAL arg, take CHAIN arg, return void. 3075 All callers changed. 3076 Operate on elements of CHAIN instead of global variables. 3077 Delete special SMALL_REGISTER_CLASSES code. 3078 Delete spill_failure code; now in new_spill_reg. 3079 (find_group): Lose GLOBAL arg, take CHAIN arg, return void. 3080 All callers changed. 3081 Operate on elements of CHAIN instead of global variables. 3082 (maybe_mark_pseudo_spilled): New static function. 3083 (find_reload_regs): Lose GLOBAL arg, take CHAIN arg, return void. 3084 All callers changed. 3085 Operate on elements of CHAIN instead of global variables. 3086 Call order_regs_for_reload here, not in reload. 3087 Initialize spill_reg_order and n_spills. 3088 Simplify test whether an asm insn is involved. 3089 Delete spill_failure code; now in new_spill_reg. 3090 Call maybe_mark_pseudo_spilled for everything marked as live in 3091 CHAIN. Merge CHAIN's used_spill_regs into the global variable 3092 used_spill_regs. 3093 (dump_needs): Take CHAIN arg. No longer static, to prevent the 3094 compiler from optimizing this function (now unused) away. 3095 Operate on elements of CHAIN instead of global variables. 3096 (possible_group_p): Lose MAX_GROUPS arg, take CHAIN arg. All callers 3097 changed. 3098 Operate on elements of CHAIN instead of global variables. 3099 (count_possible_groups): Lose GROUP_SIZE, GROUP_MODE, MAX_GROUPS args, 3100 take CHAIN arg. All callers changed. 3101 Operate on elements of CHAIN instead of global variables. 3102 (new_spill_reg): Lose MAX_NEEDS, MAX_NONGROUPS, GLOBAL args, take 3103 CHAIN, NONGROUP args. Return void. All callers changed. 3104 Verify caller isn't trying to spill a pseudo. 3105 Simplify test for illegal reg, just use bad_spill_regs. 3106 Generate better error messages. 3107 Operate on elements of CHAIN instead of global variables. 3108 Mark spilled register in CHAIN's used_spill_regs element. 3109 Don't call spill_hard_reg. 3110 (spill_hard_reg): Lose GLOBAL arg, return void. All callers changed. 3111 Mark spilled hard regs in bad_spill_regs_global. 3112 Mark affected pseudos in spilled_pseudos, but don't spill them. 3113 (ior_hard_reg_set): New static function. 3114 (finish_spills): Return int. All callers changed. 3115 Compute spill_reg_order, n_spills and spill_regs here. Also update 3116 regs_ever_live for regs used as spills. 3117 For every pseudo in spilled_pseudos, spill it and mark the previous 3118 hard reg it had in pseudo_previous_regs. Compute which hard regs 3119 are used as spills in insns during which it is live, and retry global 3120 register allocation. Update all life information in the 3121 reload_insn_chain not to include pseudos without hard regs. 3122 Call alter_reg for all affected speudos. 3123 3124 (scan_paradoxical_subregs): Disable SMALL_REGISTER_CLASSES special 3125 case, it's not clear what it's supposed to do. 3126 3127 (hard_reg_use_compare): Take bad_spill_regs into account. 3128 (pseudos_counted): New static variable. 3129 (count_pseudo): New static function. 3130 (order_regs_for_reload): Take CHAIN arg. All callers changed. 3131 Initialize bad_spill_regs from bad_spill_regs_global, then merge any 3132 hard registers explicitly used across the current insn into the set. 3133 Compute hard_reg_n_uses taking only pseudos live across this insn 3134 into account. 3135 Tweak sorting of potential_reload_regs. 3136 (compare_spill_regs): Delete function. 3137 (reload_as_needed): Don't sort the spill_regs array, it's computed 3138 in proper order in finish_spills. 3139 Delete avoid_return_reg kludge. 3140 Delete code to manage basic_block_needs. 3141 (allocate_reload_reg): Minor speed/readability tweaks. 3142 Operate on elements of CHAIN instead of global variables. 3143 (choose_reload_regs): Lose AVOID_RETURN_REG arg. All callers changed. 3144 Delete avoid_return_reg kludge. 3145 Initialize reload_reg_used from CHAIN's used_spill_regs element. 3146 Delete unused label FAIL. 3147 (reload_combine): Replace reload_address_index_reg_class with 3148 INDEX_REGS. 3149 Don't use used_spill_regs to determine information about lifetime of 3150 hard regs. 3151 3152Tue Oct 27 13:15:02 1998 Nick Clifton <nickc@cygnus.com> 3153 3154 * toplev.c (display_help): Ignore empty target specific 3155 options, and if -W is also specified on the command line then 3156 display undocumented options. 3157 3158 * config/arm/arm.c: Updated with changes in devo sources. 3159 * config/arm/arm.h: Updated with changes in devo sources. 3160 * config/arm/lib1funcs.asm: Updated with changes in devo sources. 3161 * config/arm/lib1thumb.asm: Add ELF support. 3162 3163Tue Oct 27 16:11:43 1998 David Edelsohn <edelsohn@gnu.org> 3164 3165 * collect2.c (aix64_flag): New variable. 3166 (main, case 'b'): Parse it. 3167 (GCC_CHECK_HDR): Object magic number must match mode. 3168 (scan_prog_file): Only check for shared object if valid header. 3169 Print debugging if header/mode mismatch. 3170 3171Tue Oct 27 10:15:02 1998 Nick Clifton <nickc@cygnus.com> 3172 3173 Added support for arm-elf-linux configuration, submitted by Philip 3174 Blundell <pb@nexus.co.uk>, and integrated this with the arm-elf 3175 code developed by Catherine Moore <clm@cygnus.com>. The following 3176 files are affected: 3177 3178 * configure.in: Add arm-*-linux-gnu, armv2-*-linux and arm-*-elf 3179 targets. 3180 3181 * configure: Regenerated. 3182 3183 * config/arm/aout.h: Add default definitions of REGISTER_PREFIX, 3184 USER_LABEL_PREFIX and LOCAL_LABEL_PREFIX. Make other macro 3185 definitions conditional on their not having been already defined. 3186 3187 * config/arm/lin1funcs.asm: Add ELF only macros to generate .size 3188 and .type directives, and add "(PLT)" qualification to function 3189 calls. 3190 3191 * config/arm/linux.h: Deleted. This file is now superseded by 3192 either linux-elf.h or linux-aout.h. 3193 3194 * config/arm/linux-gas.h: Define `inhibit_libc' if cross-compiling. 3195 (CLEAR_INSN_CACHE): New macro, currently disabled (awaiting kernel 3196 support). 3197 Move definitions from old linux.h file here. 3198 3199 * config/arm/elf.h: New file. Generic ARM/ELF support. 3200 3201 * config/arm/linux-aout.h: New file. Support for Linux with a.out. 3202 3203 * config/arm/linux-elf.h: New file. Support for Linux with ELF. 3204 3205 * config/arm/linux-elf26.h: New file. Support for Linux with ELF 3206 using the 26bit APCS. 3207 3208 * config/arm/unknown-elf.h: New file. Support for OS'es other 3209 than Linux with ELF. 3210 3211 * config/arm/t-arm-elf: New file. makefile fragment for arm-elf 3212 builds. 3213 3214 * config/arm/coff.h: Include aout.h for basic assembler macros. 3215 Add support for -mstructure_size_boundary=<n> command line option. 3216 3217 * config/arm/arm.h: Add support for -mstructure_size_boundary=<n> 3218 command line option. Make macro definitions conditional on their 3219 not having been already defined. 3220 3221 * config/arm/arm.c: Add support for -mstructure_size_boundary=<n> 3222 command line option. 3223 3224 3225Tue Oct 27 08:56:46 1998 Andrew MacLeod <amacleod@cygnus.com> 3226 3227 * dwarfout.c (ASM_OUTPUT_DWARF_STRING_NEWLINE): ASM_OUTPUT_DWARF_STRING 3228 has been changed to not include a newline. Use this macro instead. 3229 (output_enumeral_list, const_value_attribute, name_attribute, 3230 comp_dir_attribute, prototyped_attribute, producer_attribute, 3231 inline_attribute, pure_or_virtual_attribute, output_inheritance_die, 3232 dwarfout_file_scope_decl, generate_new_sfname_entry, 3233 generate_macinfo_entry, dwarfout_init, dwarfout_finish): Use 3234 ASM_OUTPUT_DWARF_STRING_NEWLINE macro. 3235 3236Mon Oct 26 13:35:02 1998 Richard Henderson <rth@cygnus.com> 3237 3238 * combine.c (subst): Process the inputs to a parallel asm_operands 3239 only once. 3240 3241Mon Oct 26 13:32:31 1998 Richard Henderson <rth@cygnus.com> 3242 3243 * stmt.c (expand_asm_operands): Accept `=' or `+' at any position. 3244 3245Mon Oct 26 12:53:14 1998 Jeffrey A Law (law@cygnus.com) 3246 3247 * tm.texi (ASM_OUTPUT_MAX_SKIP_ALIGN): Document. 3248 3249Mon Oct 26 00:36:58 1998 Jeff Law (law@cygnus.com) 3250 3251 * version.c: Bump for snapshot. 3252 3253Sun Oct 25 23:36:52 1998 Jason Merrill <jason@yorick.cygnus.com> 3254 3255 * stmt.c (expand_fixup): Set fixup->before_jump to a 3256 NOTE_INSN_DELETED instead of a NOTE_INSN_BLOCK_BEG. 3257 3258Sun Oct 25 15:49:57 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 3259 3260 * Makefile.in (recog.o): Depend on toplev.h. 3261 (insn-emit.o): Depend on recog.h. 3262 (insn-peep.o): Depend on recog.h and insn-config.h. 3263 3264 * combine.c (simplify_set): Remove unused variable `scratches'. 3265 3266 * final.c (final_scan_insn): Wrap declaration of variables `vlen' 3267 and `idx' in macro conditional controlling their use. 3268 3269 * genemit.c (main): Make the generated output file include 3270 recog.h. Don't have it declare `insn_operand_constraint', since 3271 we get it from recog.h. 3272 3273 * genpeep.c (main): Make the generated output file include 3274 insn-config.h and recog.h. 3275 3276 * recog.c: Include toplev.h. 3277 (extract_insn): Remove unused variable `p'. 3278 3279 * regclass.c (fix_register): Add missing braces around initializer 3280 for `what_option'. 3281 (allocate_reg_info): Move variable `i' into the scope where it is 3282 used. Change its type to `size_t'. 3283 3284Sun Oct 25 13:10:15 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 3285 3286 * reload.c (push_reload): When merging reloads, make sure 3287 that reload_in_reg and reload_in are from the same reload in 3288 all cases. 3289 3290Sun Oct 25 12:07:00 1998 Mumit Khan <khan@xraylith.wisc.edu> 3291 3292 * i386/crtdll.h (CPP_PREDEFINES): Fix typo. 3293 * i386/mingw32.h (CPP_PREDEFINES): Likewise. 3294 3295Fri Oct 23 23:42:03 1998 David Edelsohn <edelsohn@gnu.org> 3296 3297 * loop.c (loop_has_tablejump): New variable. 3298 (prescan_loop): Scan for it. 3299 (insert_bct): Replace explicit scan with use of it. 3300 * regclass.c (regclass): Restore loop variable j. 3301 (record_reg_classes): Deterine op_types modifiers and initialize 3302 classes[i] before matching constraints. Handle matching 3303 constraints 5-9. 3304 3305Fri Oct 23 13:55:48 1998 Jim Wilson <wilson@cygnus.com> 3306 3307 * m32r/m32r.c (gen_split_move_double): Call alter_subreg. Delete 3308 subreg support. 3309 3310Fri Oct 23 16:19:24 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 3311 3312 * mips.h (EXTRA_SPECS): Add missing initializers. 3313 3314Fri Oct 23 16:08:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 3315 3316 * sparc.h (EXTRA_SPECS): Add missing initializers. 3317 (sparc_defer_case_vector): Provide a prototype. 3318 3319 * svr4.h (ASM_OUTPUT_ASCII): Cast STRING_LIMIT to (long) when 3320 comparing it to the result of a pointer subtraction. 3321 3322Fri Oct 23 15:34:14 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 3323 3324 * alpha.c (override_options): Use ISDIGIT(), not isdigit(). Cast 3325 the argument to (unsigned char). 3326 3327 * alpha.h (EXTRA_SPECS): Add missing initializers. 3328 (ASM_GENERATE_INTERNAL_LABEL): Ensure the argument matches the 3329 format specifier. 3330 3331Fri Oct 23 13:12:35 1998 Jeffrey A Law (law@cygnus.com) 3332 3333 * flow.c (life_analysis_1): Enable "rescan" code after reload. 3334 (propagate_block): Delete dead code after reload. 3335 3336 * sched.c (update_flow_info): Revert Oct 19, 1998 change. Brings 3337 back Oct 15, 1998 change. 3338 * haifa-sched.c (update_flow_info): Likewise. 3339 * flow.c (life_analysis_1): Delete CLOBBER insns after reload. 3340 3341 * mn10200.md (truncated shift): Accept constant inputs too. 3342 3343Fri Oct 23 04:06:57 1998 Richard Earnshaw (rearnsha@arm.com) 3344 3345 * machmode.h (mode_mask_array): No longer const. 3346 * rtl.c (init_rtl): Fully initialize it if EXTRA_CC_MODES defined. 3347 3348Fri Oct 23 11:19:06 1998 Martin v. Löwis <loewis@informatik.hu-berlin.de> 3349 3350 * frame.c: Somewhat explain `FDE'. 3351 Suggested by Brendan Kehoe 3352 3353Fri Oct 23 00:56:11 1998 Jason Merrill <jason@yorick.cygnus.com> 3354 3355 * expr.c (pending_chain): Move up. 3356 (save_expr_status): Do save pending_chain. 3357 (restore_expr_status): And restore it. 3358 * function.h (struct function): Add pending_chain. 3359 33601998-10-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 3361 3362 * reorg.c (relax_delay_slots): Fixed test for mostly_true_jump. The 3363 did not match the code. 3364 3365Fri Oct 23 00:07:01 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 3366 3367 * regclass.c (regclass): Break out some code into new function 3368 scan_one_insn, and into regclass_init. 3369 (init_cost): New static variable, moved out of regclass. 3370 (regclass_init): Initialize it here, not in . 3371 (scan_one_insn): New static function, broken out of regclass. 3372 * recog.c (apply_change_group): Break out some code into new 3373 function insn_invalid_p. 3374 (insn_invalid_p): New static fn, broken out of apply_change_group. 3375 3376Thu Oct 22 22:34:42 1998 Jim Wilson <wilson@cygnus.com> 3377 3378 * reload1.c (reload_as_needed): When rewrite POST_INC, verify 3379 reg_reloaded_contents matches incremented pseudo. 3380 3381 * v850/v850.c (v850_reorg): Call alter_subreg. Delete subreg support. 3382 3383Fri Oct 23 11:11:56 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 3384 3385 * rtl.def (POST_MODIFY, PRE_MODIFY): New generalized operators for 3386 addressing modes with side effects. These are currently 3387 placeholders for the C4x target. 3388 3389Thu Oct 22 16:46:35 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 3390 3391 * loop.c (express_from): Make sure that when generating a PLUS of 3392 a PLUS, any constant expression appears on the outermost PLUS. 3393 3394Thu Oct 22 15:46:23 1998 Per Bothner (bothner@cygnus.com) 3395 3396 * Makefile.in (distdir-cvs, distdir-start): Clean up so it 3397 works if "$(srcdir)" != ".". 3398 3399Wed Oct 21 19:23:59 1998 Jim Wilson <wilson@cygnus.com> 3400 3401 * expmed.c (store_bit_field): If need to add a SUBREG, then remove 3402 existing SUBREG if we can, otherwise abort. 3403 3404Wed Oct 21 09:58:51 1998 Mark Mitchell <mark@markmitchell.com> 3405 3406 * c-common.c (c_apply_type_quals_to_decl): Don't crash when 3407 `restrict' is applied to a non-pointer variable. 3408 3409Wed Oct 21 09:18:58 1998 Mark Mitchell <mark@markmitchell.com> 3410 3411 * invoke.texi: Document -flang-isoc9x. 3412 3413 * Makefile.in (OBJS): Add splay-tree.o. 3414 (c-common.o): Depend on rtl.h. 3415 (splay-tree.o): List dependencies and provide build rule. 3416 3417 * rtl.h (record_alias_subset): New function. 3418 * alias.c: Include splay-tree.h. 3419 (alias_set_entry): New type. 3420 (CHECK_ALIAS_SETS_FOR_CONSISTENCY): Remove. 3421 (DIFFERENT_ALIAS_SETS_P): Use mem_in_disjoint_alias_sets_p. 3422 (mems_in_disjoin_alias_sets_p): New function. 3423 (alias_set_compare): Likewise. 3424 (insert_subset_children): Likewise. 3425 (get_alias_set_entry): Likewise. 3426 3427 * tree.h (TYPE_RESTRICT): New macro. 3428 (TYPE_UNQUALIFIED): New manifest constant. 3429 (TYPE_QUAL_CONST): Likewise. 3430 (TYPE_QUAL_VOLATILE): Likewise. 3431 (TYPE_QUAL_RESTRICT): Likewise. 3432 (tree_type): Add restrict_flag. Reduce count of free bits. 3433 (DECL_POINTER_ALIAS_SET): New macro. 3434 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise. 3435 (tree_decl): Add pointer_alias_set. 3436 (build_qualified_type): New function. 3437 (build_type_variant): Define in terms of build_qualified_type. 3438 * tree.c (set_type_quals): New function. 3439 (make_node): Initialize DECL_POINTER_ALIAS_SET. 3440 (build_type_attribute_variant): Use build_qualified_type and 3441 set_type_quals. 3442 (build_type_variant): Rename, and modify, to become... 3443 (build_qualified_type): New function. 3444 (build_complex_type): Use set_type_quals. 3445 3446 * c-tree.h (C_TYPE_OBJECT_P): New macro. 3447 (C_TYPE_FUNCTION_P): Likewise. 3448 (C_TYPE_INCOMPLETE_P): Likewise. 3449 (C_TYPE_OBJECT_OR_INCOMPLETE_P): Likewise. 3450 (c_apply_type_quals_to_decl): New function. 3451 (c_build_qualified_type): New function. 3452 (c_build_type_variant): Define in terms of c_build_qualified_type. 3453 (flag_isoc9x): Declare. 3454 * c-typeck.c (qualify_type): Use c_build_qualified_type. 3455 (common_type): Change to use TYPE_QUALS. 3456 (comptypes): Likewise. 3457 (convert_for_assignment): Likewise. 3458 * c-aux-info.c (gen_type): Likewise. Deal with `restrict'. 3459 * c-decl.c (flag_isoc9x): Define. 3460 (c_decode_option): Handle -flang-isoc9x. 3461 (grokdeclarator): Update to handle restrict. Use TYPE_QUALS, 3462 c_build_qualified_type, etc. Use c_apply_type_quals_to_decl. 3463 * c-lex.c (init_lex): Deal with restrict. 3464 (init_lex): Don't treat restrict as a reserved word in 3465 -traditional mode, or without -flang-isoc9x. 3466 * c-lex.h (rid): Add RID_RESTRICT. 3467 * c-parse.gperf (restrict, __restrict, __restrict__): Make 3468 equivalent to RID_RESTRICT. 3469 * c-parse.in (TYPE_QUAL): Update comment. 3470 * c-common.c: Include rtl.h. 3471 (c_find_base_decl): New function. 3472 (c_build_type_variant): Rename, and modify, to become ... 3473 (c_build_qualified_type): New function. 3474 (c_apply_type_quals_to_decl): Likewise. 3475 (c_get_alias_set): For INDIRECT_REFs, check to see if we can find 3476 a particular alias set for the reference. 3477 * toplev.c (documented_lang_options): Add -flang-isoc9x. 3478 3479Wed Oct 21 09:15:06 1998 Nick Clifton <nickc@cygnus.com> 3480 3481 * config/arm/arm.h (TARGET_SWITCHES): Document arm specific 3482 command line switches. 3483 3484Tue Oct 20 10:04:51 1998 Graham <grahams@rcp.co.uk> 3485 3486 * reload.c (loc_mentioned_in_p): Add missing braces to bind 3487 else to correct if. 3488 3489Mon Oct 19 16:34:05 1998 Tom Tromey <tromey@cygnus.com> 3490 3491 * gcc.c (option_map): Added --classpath and --CLASSPATH. 3492 3493Tue Oct 20 10:59:02 1998 Gavin Romig-Koch <gavin@cygnus.com> 3494 3495 * regclass.c (fix_register): Add error message. 3496 * invoke.texi (-fcall-used-REG,-fcall-saved-REG): Note the 3497 new error message. 3498 3499Tue Oct 20 10:12:17 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 3500 3501 * c-decl.c (warn_missing_noreturn): New global variable. 3502 (c_decode_option): Check for new flags -W{no-}missing-noreturn. 3503 (finish_function): Implement missing noreturn warning. 3504 3505 * c-tree.h (warn_missing_noreturn): Declare extern. 3506 3507 * invoke.texi: Document new flags. 3508 3509 * toplev.c (documented_lang_options): Add description. 3510 3511Tue Oct 20 22:16:11 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 3512 3513 * config/c4x/c4x.c (c4x_parallel_process): Disable until BCT 3514 loop optimization stable for the C4x. 3515 (c4x_rptb_info_t, c4x_dump, c4x_rptb_in_range, c4x_rptb_unjumped_loop, 3516 c4x_rptb_find_comp_and_jump, c4x_rptb_loop_info_get, 3517 c4x_rptb_emit_init, c4x_rptb_process): Deleted (superseded by BCT 3518 loop optimization). 3519 (c4x_address_conflict): Be more paranoid when packing a volatile 3520 memref in a parallel load/store. 3521 3522Tue Oct 20 21:56:05 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 3523 3524 * config/c4x/c4x.md (repeat_block_top, repeat_block_end, 3525 repeat_block_filler): Deleted. 3526 (*ashlqi3_set, *ashrqi3_const_set, *ashrqi3_nonconst_clobber): 3527 Condition code not set if destination register from 'c' class. 3528 (*subbqi3_carry_clobber): Fix typo. 3529 35301998-10-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 3531 3532 * reorg.c (steal_delay_list_from_target): Check for insns that 3533 modify the condition codes and effect the direction of the jump 3534 in the sequence. 3535 3536Sat Oct 17 13:09:09 1998 Graham <grahams@rcp.co.uk> 3537 3538 * function.c (purge_addressof_1): Replace call to 3539 emit_insns_before() with emit_insn_before(). 3540 3541Mon Oct 19 19:34:03 1998 Mike Stump <mrs@wrs.com> 3542 3543 * libgcc2.c (__pure_virtual): Call __terminate instead of _exit. 3544 3545Mon Oct 19 13:26:24 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 3546 3547 * jump.c (sets_cc0_p): Compile only if HAVE_cc0. 3548 3549Mon Oct 19 11:40:56 1998 Jeffrey A Law (law@cygnus.com) 3550 3551 * gcse.c (compute_hash_table): Correctly identify hard regs which are 3552 clobbered across calls. 3553 3554 * loop.c (scan_loop): Be more selective about what invariants are 3555 moved out of a loop. 3556 3557Mon Oct 19 10:46:58 1998 Jeff Law (law@cygnus.com) 3558 3559 * version.c: Bump for snapshot. 3560 3561Mon Oct 19 11:40:56 1998 Jeffrey A Law (law@cygnus.com) 3562 3563 * libgcc2.c (eh_context_static): Do not call malloc to allocate the 3564 static eh_context structure. 3565 3566Mon Oct 19 10:45:40 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 3567 3568 * combine.c (recog_for_combine): Lose PADDED_SCRATCHES arg. All 3569 callers changed. 3570 (try_combine): Don't update max_scratch. 3571 * flow.c (max_scratch, num_scratch): Delete variables. 3572 (life_analysis_1): Don't initialize max_scratch. 3573 (propagate_block): Don't update max_scratch. 3574 (mark_set_1): Don't increment num_scratch. 3575 * regs.h (max_scratch): Delete declaration. 3576 3577Mon Oct 19 10:28:15 1998 Jeffrey A Law (law@cygnus.com) 3578 3579 * reload1.c (reload_reg_free_before_p): Hack. Return 0 if EQUIV 3580 is nonzero. This is temporary! 3581 3582 * sched.c (update_flow_info): Handle death notes made invalid by 3583 instruction splitting. Partially reverts Oct 15, 1998 patch. 3584 * haifa-sched.c (update_flow_info): Likewise. 3585 3586Sun Oct 18 17:31:26 1998 Jeffrey A Law (law@cygnus.com) 3587 3588 * function.c (uninitialized_vars_warning): Do not warn for a VAR_DECL 3589 if it has a nonzero DECL_INITIAL. 3590 3591Sat Oct 17 23:18:08 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 3592 3593 * Makefile.in (flow.o): Depend on recog.h. 3594 3595 * cpplib.h (directive_table): Add missing initializiers. 3596 (finclude): Change type of variable `bsize' to size_t. 3597 3598 * cse.c (rtx_cost): Mark parameter `outer_code' with ATTRIBUTE_UNUSED. 3599 3600 * dwarfout.h (dwarfout_label): Wrap prototype in macro RTX_CODE. 3601 3602 * fix-header.c (lookup_std_proto): Cast the result of `strlen' to 3603 `int' when comparing against one. 3604 (cpp_file_line_for_message): Mark parameter `pfile' with 3605 ATTRIBUTE_UNUSED. 3606 (cpp_fatal): Mark parameter `pfile' with ATTRIBUTE_UNUSED. 3607 3608 * flow.c: Include recog.h. 3609 (sbitmap_copy): Cast arguments 1 & 2 of `bcopy' to (PTR). 3610 3611 * function.c (thread_prologue_and_epilogue_insns): Mark parameter 3612 `f' with ATTRIBUTE_UNUSED. 3613 (reposition_prologue_and_epilogue_notes): Likewise. 3614 3615 * genopinit.c (gen_insn): Cast argument of ctype functions to 3616 `unsigned char'. 3617 3618 * haifa-sched.c: Include recog.h. 3619 (blockage_range): Cast result of UNIT_BLOCKED macro to (int) when 3620 comparing against one. 3621 3622 * libgcc2.a (__throw): Revert ATTRIBUTE_UNUSED change for now. 3623 3624 * mips-tfile.c (parse_end): Cast the argument of ctype function to 3625 `unsigned char'. 3626 (parse_ent): Likewise. 3627 (parse_input): Likewise. 3628 3629 * optabs.c (init_libfuncs): Likewise. 3630 3631 * protoize.c (find_rightmost_formals_list): Likewise. 3632 3633 * recog.h (const_double_operand): Fix typo in prototype. 3634 3635 * tlink.c (scan_linker_output): Cast the argument of ctype 3636 function to `unsigned char'. 3637 3638 * toplev.c (check_lang_option): Cast the result of `strlen' to 3639 `int' when comparing against one. 3640 3641Sat Oct 17 13:09:09 1998 Graham <grahams@rcp.co.uk> 3642 3643 * gcse.c (dump_cuid_table): Correct typo. 3644 3645Sat Oct 17 11:02:47 1998 Nick Clifton <nickc@cygnus.com> 3646 3647 * toplev.c (display_help): Prepend '-m' to target specific 3648 options. 3649 (check_lang_option): Ignore text after end of first word of a 3650 language specific option. 3651 3652Sat Oct 17 02:26:03 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 3653 3654 * reload1.c (reg_used_by_pseudo): New static variable. 3655 (choose_reload_regs): Initialize it. 3656 Use it instead of testing spill_reg_order to determine whether a 3657 pseudo is live in a hard register across the current insn. 3658 Fix a typo in a reference to reload_reg_rtx. 3659 3660 * flow.c (propagate_block): Replace code that computes and uses 3661 regs_sometimes_live with simpler code that just walks the set of 3662 currently live registers. 3663 3664 * Makefile.in (insn-extract.o): Fix dependencies. 3665 * genextract.c (main): Generate includes for insn-config.h and 3666 recog.h. 3667 Delete generation of declarations which are now in recog.h. 3668 * genrecog.c (main): Delete generation of definitions which are 3669 now in recog.c. 3670 * local-alloc.c (block_alloc): Use extract_insn and the variables 3671 it sets up instead of looking up values by insn_code. 3672 * recog.c (recog_operand, recog_operand_loc, recog_dup_loc, 3673 recog_dup_num): Define here instead of generating the definition in 3674 genrecog.c. 3675 (recog_n_operands, recog_n_dups, recog_n_alternatives, 3676 recog_operand_mode, recog_constraints, recog_operand_address_p): 3677 New variables. 3678 (extract_insn): New function. 3679 * recog.h (extract_insn): Declare function. 3680 (which_alternative, recog_n_operands, recog_n_dups, 3681 recog_n_alternatives, recog_operand_mode, recog_constraints, 3682 recog_operand_address_p): Declare variables. 3683 * regclass.c (n_occurrences): New static function. 3684 * reload.c (n_occurrences): Delete function. 3685 (find_reloads): Use extract_insn. 3686 * reload.h (n_occurrences): Delete declaration. 3687 3688Sat Oct 17 01:17:51 1998 Jeffrey A Law (law@cygnus.com) 3689 3690 * reload1.c (reload_as_needed): Fix test for when to call 3691 update_eliminable_offsets. 3692 3693Fri Oct 16 20:40:50 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 3694 3695 Fix consistency problems with reg_equiv_{mem,address}; 3696 Improve reload inheritance; 3697 3698 * reload.c (reload_out_reg): New variable. 3699 (loc_mentioned_in_p, remove_address_replacements): New functions. 3700 (remove_replacements): Deleted. 3701 (push_reload): Set reload_out_reg[i]. 3702 When merging, also set reload_{in,out}_reg[i], and remove 3703 duplicate address reloads. 3704 (combine_reloads): Copy reload_out_reg[i]. 3705 (find_reloads): Do make_memloc substitution also when 3706 reg_equiv_memory_loc[regno] and num_not_at_initial_offset 3707 are both nonzero. 3708 Include *recog_operand_loc in commutativity operand changes. 3709 Generate optional output reloads. 3710 Delete reference to n_memlocs. Don't set *recog_operand_loc before 3711 processing operands. Call make_memloc in reg_equiv_address code. 3712 Set *recog_operand_loc only after processing operands, and only 3713 if replace is true. Return a value. 3714 When changing address reload types for operands that didn't get 3715 reloaded, use RELOAD_FOR_OPADDR_ADDRESS for 3716 RELOAD_FOR_INPADDR_ADDRESS / RELOAD_FOR_OUTADDR_ADDRESS reloads. 3717 Don't emit USEs for pseudo SUBREGs when not replacing. 3718 (find_reloads_address): Do make_memloc substitution also when 3719 reg_equiv_memory_loc[regno] and num_not_at_initial_offset 3720 are both nonzero. 3721 (find_reloads_toplev): Likewise. 3722 Call make_memloc in reg_equiv_address code. 3723 (debug_reload_to_stream): Add code to output reload_out_reg. 3724 (make_memloc): Delete local variable i, ifdefed out code, and 3725 references to memlocs and n_memlocs. 3726 (memlocs, n_memlocs): Delete. 3727 (push_secondary_reload): Clear reload_out_reg. 3728 (find_reloads_address_1): Provide memrefloc argument to all calls 3729 to find_reloads_address. 3730 In AUTO_INC code, handle non-directly addressable equivalences properly. 3731 * reload.h (reload_out_reg, num_not_at_initial_offset): Declare. 3732 (find_reloads): Add return type. 3733 (remove_address_replacements, deallocate_reload_reg): Declare. 3734 * reload1.c (num_not_at_initial_offset): No longer static. 3735 (delete_address_reloads, delete_address_reloads_1): Likewise. 3736 (deallocate_reload_reg): New function. 3737 (spill_reg_stored_to): New array. 3738 (eliminate_regs): Don't substitute from reg_equiv_memory_loc. 3739 (eliminate_regs_in_insn): Move assignments of previous_offset and 3740 max_offset fields, and recalculation of num_not_at_initial_offset 3741 into new static function: 3742 (update_eliminable_offsets) . 3743 (reload_as_needed): Call update_eliminable_offsets after calling 3744 find_reloads. 3745 Call forget_old_reloads_1 with contents of reloaded auto_inc 3746 expressions if the actual addressing can't be changed to match the 3747 auto_inc. 3748 (choose_reload_regs): For inheritance, replace 3749 reload_reg_free_before_p test with reload_reg_used_at_all test, and 3750 remove stand-alone reload_reg_used_at_all test. 3751 Use reload_out_reg to determine which reload regs have output reloads. 3752 Treat reload_override_in more similar to inherited reloads. 3753 Handle (subreg (reg... for inheritance. 3754 For flag_expensive_optimizations, add an extra pass to remove 3755 unnecessary reloads from known working inheritance. 3756 Delete obsolete code for pseudos replaced with MEMs. 3757 Handle inheritance from auto_inc expressions. 3758 (emit_reload_insns): If reload_in is a MEM, set OLD to 3759 reload_in_reg[j]. 3760 Don't reload directly from oldequiv; if it's a pseudo with a 3761 stack slot, use reload_in[j]. 3762 Check that reload_in_reg[j] is a MEM before replacing reload_in 3763 from reg_reloaded_contents. 3764 Include non-spill registers in reload inheritance processing. 3765 Also try to use reload_out_reg to set spill_reg_store / 3766 reg_last_reload_reg. 3767 In code to set new_spill_reg_store, use single_set to find out if 3768 there is a single set. 3769 Add code that allows to delete optional output reloads. 3770 Add code to allow deletion of output reloads that use no spill reg. 3771 At the end, set reload_override_in to oldequiv. 3772 Also call delete_output_reload if reload_out_reg is equal to old 3773 in oldequiv code. 3774 Add code to call delete_output_reload for stores with no matching load. 3775 Set / use spill_reg_stored_to. 3776 Handle case where secondary output reload uses a temporary, but 3777 actual store isn't found. 3778 When looking for a store of a value not loaded in order to call 3779 delete_output_reload, count_occurrences should return 0 for no 3780 loads; but discount inherited input reloadill_reg_stored_to. 3781 Do checks for extra uses of REG. Changed all 3782 callers. 3783 Use delete_address_reloads. 3784 (reload): Take return value of find_reloads into account. 3785 If a no-op set needs more than one reload, delete it. 3786 (reload_reg_free_before_p): RELOAD_FOR_INPUT 3787 can ignore RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_INPADDR_ADDRESS 3788 for the same operand. 3789 (clear_reload_reg_in_use): Check for other reloads that keep a 3790 register in use. 3791 (reload_reg_free_for_value_p): Handle RELOAD_FOR_OPERAND_ADDRESS / 3792 RELOAD_FOR_OPADDR_ADDR. 3793 Take into account when an address address reload is only needed 3794 for the address reload we are considering. 3795 (count_occurrences): Use rtx_equal_p for MEMs. 3796 (inc_for_reload): Return instruction that stores into RELOADREG. 3797 New argument two, IN, and rtx. Changed all callers. 3798 (calculate_needs_all_insns, reload_as_needed): 3799 Don't clear after_call for a CLOBBER. 3800 Keep track of how many hard registers need to be copied from 3801 after_call, and don't clear after_call before we have seen 3802 that much copies, or we see a different instruction. 3803 3804Fri Oct 16 10:58:23 1998 Jeffrey A Law (law@cygnus.com) 3805 3806 * flow.c (find_basic_blocks_1): Do not delete unreachable blocks 3807 after reload has completed. 3808 3809Fri Oct 16 17:26:10 1998 Dave Brolley <brolley@cygnus.com> 3810 3811 * cpplib.c (cpp_get_token): Replace whitespace that occurs between 3812 a macro name and the next token with a single blank if that whitespace 3813 is in a macro buffer and the next token is not '('. 3814 3815Fri Oct 16 15:44:02 1998 Dave Brolley <brolley@cygnus.com> 3816 3817 * cccp.c (rescan): Handle multibyte characters ending in backslash. 3818 (rescan): Likewise. 3819 (skip_if_group): Likewise. 3820 (skip_to_end_of_comment): Likewise. 3821 (macarg1): Likewise. 3822 (discard_comments): Likewise. 3823 (change_newlines): Likewise. 3824 3825Fri Oct 16 15:26:24 1998 Dave Brolley <brolley@cygnus.com> 3826 3827 * c-lex.c (yylex): Fix unaligned access of wchar_t. 3828 3829Fri Oct 16 10:47:53 1998 Nick Clifton <nickc@cygnus.com> 3830 3831 * config/arm/arm.h (TARGET_SWITCHES): Add --help documentation. 3832 (TARGET_OPTIONS): Add --help documentation. 3833 3834Fri Oct 16 11:49:01 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 3835 3836 * rtl.h (sets_cc0_p): Revert Oct 14 ATTRIBUTE_NORETURN change. 3837 3838Fri Oct 16 07:08:46 1998 Bruce Korb <korb@datadesign.com> 3839 3840 * fixinc/* Moved in from ../contrib directory in preparation 3841 for integrating it into the normal build process. In particular, 3842 fixinc/Makefile.in must be config-ed into the build directory 3843 as fixinc/Makefile. Proposed patches to ./Makefile.in and 3844 ./configure.in will be "in the mail" momentarily. 3845 3846Fri Oct 16 08:13:46 1998 David S. Miller <davem@pierdol.cobaltnet.com> 3847 3848 * cse.c (cse_basic_block): Fixup hash flushing loop so we do not 3849 accidently walk into the free list. Comment how that can happen. 3850 (invalidate): Fix indentation. 3851 3852Thu Oct 15 23:53:29 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 3853 Jeffrey A Law (law@cygnus.com) 3854 3855 * flow.c (life_analysis_1): Do not clobber regs_ever_live after 3856 reload. Never perform rescans of the insn chain after reload. 3857 (propagate_block): Do not delete insn or create new autoinc addressing 3858 modes after reload. 3859 3860 * jump.c (jump_optimize): Unconditionally use the code that was 3861 previously conditional on PRESERVE_DEATH_INFO_REGNO_P. 3862 * reload1.c (reload): When reloading is finished, delete all 3863 REG_DEAD and REG_UNUSED notes. 3864 (emit_reload_insns): Delete all code that was conditional on 3865 PRESERVE_DEATH_INFO_REGNO_P. 3866 (no_longer_dead_regs): Delete variable. 3867 (reload_cse_delete_death_notes): Delete function. 3868 (reload_cse_no_longer_dead): Delete function. 3869 (reload_cse_regs_1): Delete all code to handle deletion of death 3870 notes. 3871 (reload_cse_noop_set_p): Likewise. 3872 (reload_cse_simplify_set): Likewise. 3873 (reload_cse_simplify_operands): Likewise. 3874 (reload_cse_move2add): Likewise. 3875 * reorg.c (used_spill_regs): Delete declaration. 3876 (max_label_num_after_reload): Delete declaration. 3877 (find_dead_or_set_registers): Don't assume that spill regs are 3878 dead at a CODE_LABEL. 3879 * rtlanal.c (dead_or_set_regno_p): Death notes are always accurate, 3880 even after reload. 3881 * sched.c (sched_analyze_insn): Likewise. 3882 (update_flow_info): Likewise. 3883 * haifa-sched.c (sched_analyze_insn): Likewise. 3884 (update_flow_info): Likewise. 3885 * tm.texi (PRESERVE_DEATH_INFO_REGNO_P): Delete documentation. 3886 * toplev.c (max_label_num_after_reload): Delete variable. 3887 (rest_of_compilation): Don't set max_label_num_after_reload. 3888 Call life_analysis after reload_cse_regs if optimizing. 3889 * config/gmicro/gmicro.h: Delete comment referring to 3890 PRESERVE_DEATH_INFO_REGNO_P. 3891 * config/i386/i386.h: Likewise. 3892 * config/m88k/m88k.h: Likewise. 3893 * config/m32r/m32r.h (PRESERVE_DEATH_INFO_REGNO_P): Delete definition. 3894 * config/sh/sh.h: Likewise. 3895 3896Thu Oct 15 19:48:41 1998 David Edelsohn <edelsohn@gnu.org> 3897 3898 * loop.c (strength_reduce): Restore marking bct_p as 3899 ATTRIBUTE_UNUSED. 3900 * rs6000.c (optimization_options): Change #ifdef HAIFA to 3901 HAVE_decrement_and_branch_on_count. 3902 (small_data_operand): Remove TARGET_ELF condition for marking 3903 parameters ATTRIBUTE_UNUSED. 3904 3905Thu Oct 15 11:45:51 1998 Robert Lipe <robertl@dgii.com> 3906 3907 * config/i386/sco5.h (MAX_OFILE_ALIGNMENT): Define. 3908 (SELECT_SECTION): Resync with svr4.h. 3909 3910Thu Oct 15 12:42:13 1998 David Edelsohn <edelsohn@gnu.org> 3911 3912 * loop.c (strength_reduce): Undo Oct 14 change marking bct_p 3913 ATTRIBUTE_UNUSED. 3914 3915Thu Oct 15 00:57:55 1998 Robert Lipe <robertl@dgii.com> 3916 3917 * c-pragma.c (handle_pragma_token): Test for null tree before 3918 dereferencing TREE_CODE. 3919 3920Thu Oct 15 17:36:48 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 3921 3922 * config/c4x/c4x.c: Convert to use GEN_INT. 3923 (c4x_parallel_process): Rework to handle new repeat loop structure. 3924 3925 * config/c4x/c4x.md: Convert to use GEN_INT. 3926 (rptb_end): Convert to use GE test. Replace uses with clobbers. 3927 (decrement_and_branch_on_count): Likewise. 3928 3929 * config/c4x/c4x.h (REPEAT_BLOCK_PROCESS): Deleted hook now that 3930 loop.c has the desired functionality. 3931 (rc_reg_operand): New prototype. 3932 3933 * config/c4x/t-c4x: Can now build all front ends. 3934 3935Wed Oct 14 23:27:08 1998 Didier FORT (didier.fort@fedex.com) 3936 3937 * fixincludes: Fix up rpc/{clnt,svr,xdr}.h for SunOS. 3938 3939Wed Oct 14 22:13:28 1998 Joel Sherrill (joel@OARcorp.com) 3940 3941 * Makefile.in (stmp-fixinc): Do not install assert.h if not desired. 3942 * config/t-rtems: Do not install assert.h -- use newlib's. 3943 3944Wed Oct 14 21:57:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 3945 3946 * combine.c (combine_instructions): When finished, call init_recog. 3947 * regmove.c (optimize_reg_copy_3): Reject volatile MEMs. 3948 3949Wed Oct 14 16:10:22 1998 Per Bothner <bothner@cygnus.com> 3950 3951 * toplev.c: If flag_syntax_only, don't open or write assembler file. 3952 3953Wed Oct 14 13:26:05 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 3954 3955 * cppalloc.c (memory_full): Mark function prototype with 3956 ATTRIBUTE_NORETURN. 3957 3958 * demangle.h (collect_exit): Likewise. 3959 3960 * fix-header.c (v_fatal, fatal): Likewise. 3961 3962 * gcc.c (pfatal_with_name, pfatal_pexecute, fatal, fancy_abort): 3963 Likewise. 3964 3965 * gcov.c (print_usage): Likewise. 3966 3967 * genattr.c (fatal, fancy_abort): Likewise. 3968 3969 * genattrtab.c (fatal, fancy_abort): Likewise. 3970 3971 * gencodes.c (fatal, fancy_abort): Likewise. 3972 3973 * genconfig.c (fatal, fancy_abort): Likewise. 3974 3975 * genemit.c (fatal, fancy_abort): Likewise. 3976 3977 * genextract.c (fatal, fancy_abort): Likewise. 3978 3979 * genflags.c (fatal, fancy_abort): Likewise. 3980 3981 * genopinit.c (fatal, fancy_abort): Likewise. 3982 3983 * genoutput.c (fatal, fancy_abort): Likewise. 3984 3985 * genpeep.c (fatal, fancy_abort): Likewise. 3986 3987 * genrecog.c (fatal, fancy_abort): Likewise. 3988 3989 * libgcc2.c (__eprintf, __default_terminate, __sjthrow, 3990 __sjpopnthrow, __throw): Likewise. 3991 3992 * objc/objc-act.c (objc_fatal): Likewise. 3993 3994 * protoize.c (usage, aux_info_corrupted, 3995 declare_source_confusing): Likewise. 3996 3997 * rtl.c (dump_and_abort): Likewise. 3998 3999 * rtl.h (sets_cc0_p): Likewise. 4000 4001 * toplev.c (float_signal, pipe_closed): Likewise. 4002 40031998-10-14 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> 4004 4005 * dwarf2out.c (expand_builtin_dwarf_reg_size): Look at all ranges 4006 when generating the decision tree for the general case. 4007 4008 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Don't accept modes 4009 wider that 12 bytes in fpu regs or wider than 8 byte in fpa regs. 4010 4011Wed Oct 14 11:14:02 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 4012 4013 * Makefile.in (sched.o): Depend on recog.h. 4014 4015 * alias.c (REG_BASE_VALUE): Cast the result of REGNO() macro to 4016 (unsigned) when comparing against one. 4017 (find_base_value): Likewise. 4018 (record_base_value): Cast variable `regno' to (unsigned) when 4019 comparing against one. Cast the result of REGNO() macro to 4020 (unsigned) when comparing against one. 4021 (memrefs_conflict_p): Change type of variables `r_x' and `r_y' to 4022 unsigned. 4023 (init_alias_analysis): Add unsigned variable `ui'. Use it as loop 4024 variable where an unsigned index is needed. 4025 4026 * caller-save.c (init_caller_save): Cast `-1' to (enum insn_code) 4027 before comparing against one. 4028 4029 * collect2.c: Add prototypes for functions `error', `fatal' and 4030 `fatal_perror'. Make these functions take variable arguments 4031 instead of faking it with a fixed number of args. 4032 (write_c_file_stat): Cast the argument of ctype macro to (unsigned 4033 char). 4034 4035 * combine.c (can_combine_p): Mark parameter `pred' with 4036 ATTRIBUTE_UNUSED. 4037 (find_split_point): Cast variable `src' to (unsigned 4038 HOST_WIDE_INT) when comparing against one. 4039 (simplify_rtx): Cast 1 to (unsigned HOST_WIDE_INT) in shift. 4040 (simplify_logical): Likewise. 4041 (force_to_mode): Cast result of INTVAL() macro to (unsigned 4042 HOST_WIDE_INT) when comparing against one. Cast 1 to (unsigned 4043 HOST_WIDE_INT) in shift. 4044 (simplify_and_const_int): Cast result of INTVAL() macro to 4045 `unsigned HOST_WIDE_INT' when comparing against one. 4046 (merge_outer_ops): Cast variable const0 to `unsigned 4047 HOST_WIDE_INT' when comparing against the result of 4048 GET_MODE_MASK() macro. 4049 (simplify_comparison): Likewise for variable `c0'. Cast variable 4050 `const_op' to `unsigned HOST_WIDE_INT' when comparing against 4051 one. Cast `1' to `unsigned HOST_WIDE_INT' in shift. Cast the 4052 result of `GET_MODE_MASK()/2' to `HOST_WIDE_INT' when comparing 4053 against one. Cast `1' to `unsigned HOST_WIDE_INT' in shift. Cast 4054 result of INTVAL() macro to `unsigned HOST_WIDE_INT' when 4055 comparing against one. 4056 (distribute_notes): Wrap variable `cc0_setter' in macro `HAVE_cc0'. 4057 4058 config/mips/mips.c (gen_int_relational): Cast result of INTVAL() 4059 macro to `unsigned HOST_WIDE_INT' when comparing against one. 4060 (output_block_move): Cast `sizeof' expression to (int) when 4061 comparing against one. 4062 (function_arg): Cast BITS_PER_WORD to `unsigned' when comparing 4063 against one. 4064 (save_restore_insns): Cast `base_offset' to `long' to match format 4065 specifier in fprintf. 4066 4067 * config/mips/mips.h (Pmode): Cast the result of `Pmode' macro 4068 to `enum machine_mode'. 4069 4070 * flow.c (life_analysis_1): Remove unused variable `insn'. 4071 4072 * gcc.c (translate_options): Move variables `j' and `k' into the 4073 scope in which they are used. Change their types to `size_t'. 4074 (set_spec): Cast the argument of ctype macro to `unsigned char'. 4075 (read_specs): Likewise. 4076 (process_command): Cast `sizeof' to (int) when comparing against one. 4077 (do_spec_1): Cast the argument of ctype macro to `unsigned char'. 4078 (handle_braces): Cast both sides of `==' expression to `long' to 4079 ensure sign matching. 4080 (main): Cast variable `i' to `int' when comparing against one. 4081 4082 * gcov-io.h (__fetch_long): Change type of parameter `bytes' from 4083 int to size_t. Cast variable `i' to size_t when comparing against 4084 one. 4085 4086 * genattrtab.c (convert_set_attr_alternative): Remove unused 4087 parameter `insn_code'. All callers changed. 4088 (convert_set_attr): Likewise. 4089 4090 * genrecog.c (add_to_sequence): Cast result of XVECLEN() macro to 4091 size_t when comparing against one. Likewise for variable `len'. 4092 4093 * global.c (global_alloc): Cast variable `max_regno' to size_t 4094 when comparing against one. Likewise for variable `max_allocno'. 4095 4096 * jump.c (sets_cc0_p): Mark parameter `x' with ATTRIBUTE_UNUSED. 4097 4098 * local-alloc.c (validate_equiv_mem_from_store): Mark parameter 4099 `set' with ATTRIBUTE_UNUSED. 4100 (find_free_reg): Cast `sizeof' expression to (int) when comparing 4101 against one. 4102 4103 * loop.c (count_loop_regs_set): Remove unused variable `dest'. 4104 (strength_reduce): Mark parameter `bct_p' with ATTRIBUTE_UNUSED. 4105 (get_condition): Cast variable `const_val' to `unsigned 4106 HOST_WIDE_INT' when comparing against one. Cast unsigned 4107 expression to HOST_WIDE_INT when comparing against one. 4108 (insert_loop_mem): Mark parameter `data' with ATTRIBUTE_UNUSED. 4109 (load_mems_and_recount_loop_regs_set): Cast variable `nregs' to 4110 `unsigned' when comparing against one. 4111 4112 * protoize.c (is_id_char): Change type of parameter `ch' to 4113 unsigned char. 4114 (munge_compile_params): Cast argument of ctype macro to (const 4115 unsigned char). 4116 (process_aux_info_file): Cast variable `aux_info_size' to int when 4117 comparing against one. 4118 (forward_to_next_token_char): Cast argument of ctype macro to 4119 `const unsigned char'. 4120 (edit_formals_lists): Likewise. 4121 (find_rightmost_formals_list): Likewise. 4122 (add_local_decl): Likewise. 4123 (add_global_decls): Likewise. 4124 (edit_fn_definition): Likewise. 4125 (do_cleaning): Likewise. 4126 (scan_for_missed_items): Likewise. 4127 (edit_file): Cast variable `orig_size' to (int) when comparing 4128 against one. 4129 (main): Cast argument of ctype macro to `const unsigned char'. 4130 4131 * recog.c (const_int_operand): Mark parameter `mode' with 4132 ATTRIBUTE_UNUSED. 4133 4134 * regclass.c (record_reg_classes): Change type of variable `c' to 4135 `unsigned char'. Cast `char' array index to `unsigned char'. 4136 4137 * reload.c (push_secondary_reload): Cast argument to 4138 REG_CLASS_FROM_LETTER() macro to `unsigned char'. 4139 4140 * reload1.c (calculate_needs): Cast `char' array index to 4141 `unsigned char'. 4142 (set_label_offsets): Change type of variable `i' to unsigned int. 4143 Cast result of XVECLEN() macro to unsigned when comparing against 4144 one. 4145 (mark_not_eliminable): Change type of variable `i' to unsigned. 4146 (order_regs_for_reload): Likewise. Cast `max_regno' to unsigned 4147 when comparing against one. 4148 (reload_as_needed): Cast macro NUM_ELIMINABLE_REGS to (int) when 4149 comparing against one. 4150 (choose_reload_regs): Hide unused label `fail'. 4151 (reload_cse_simplify_operands): Cast `char' array index to 4152 `unsigned char'. 4153 (reload_combine_note_store): Mark parameter `set' with 4154 ATTRIBUTE_UNUSED. Cast UNITS_PER_WORD to unsigned when comparing 4155 against one. 4156 (reload_cse_move2add): Remove unused variable `src2'. 4157 4158 * sched.c: Include recog.h. 4159 (sched_note_set): Remove unused parameter `b'. All callers 4160 changed. 4161 (split_hard_reg_notes): Likewise for parameter `orig_insn'. 4162 (blockage_range): Cast result of UNIT_BLOCKED() macro to (int) 4163 when comparing against one. 4164 4165 * stupid.c (stupid_find_reg): Mark parameter `changes_size' with 4166 ATTRIBUTE_UNUSED. Cast `sizeof' expression to (int) when 4167 comparing against one. 4168 4169 * unroll.c (precondition_loop_p): Remove unused parameter 4170 `loop_end'. All callers changed. 4171 4172Tue Oct 13 22:12:11 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 4173 4174 * reload1.c (maybe_fix_stack_asms): New static function. 4175 (reload): Call it. 4176 4177 * reload.h (compute_use_by_pseudos): Declare. 4178 4179 * reload1.c (spilled_pseudos, insns_need_reload): New variables. 4180 (something_needs_reloads): Delete variable. 4181 (finish_spills): New function. 4182 (compute_use_by_pseudos): New function. 4183 4184 (delete_caller_save_insns): Lose argument FIRST. All callers changed. 4185 Use the reload_insn_chain instead of walking the rtl directly. 4186 4187 (reload): Allocate and free spilled_pseudos. 4188 Ensure that all calls of spill_hard_reg are followed by a call to 4189 finish_spills. 4190 Use the insns_need_reload list instead of something_needs_reloads 4191 to find out if reload_as_needed must be called. 4192 Clear unused_insn_chains at the end. 4193 4194 (calculate_needs_all_insns): Lose FIRST parameter. All callers 4195 changed. 4196 Delete code to keep track of current basic block. 4197 Walk reload_insn_chain instead of the rtl structure. Build the 4198 insns_need_reload chain. 4199 Remember which insns need reloading/elimination by setting the 4200 appropriate fields in struct insn_chain, not by putting modes on the 4201 insn. 4202 4203 (calculate_needs): Lose THIS_BLOCK arg. Accept arg CHAIN instead of 4204 arg INSN. All callers changed. 4205 Delete declaration of struct needs. 4206 Don't set something_needs_reloads. 4207 Record insn needs in the CHAIN argument. 4208 4209 (spill_hard_reg): Record the affected pseudos in spilled_pseudos. 4210 4211 (reload_as_needed): Lose FIRST arg. All callers changed. 4212 Walk the reload_insn_chain instead of the rtx structure. 4213 Delete code to keep track of current basic block. 4214 Rename one of the NEXT variables to OLD_NEXT. 4215 4216 (allocate_reload_reg): Accept arg CHAIN instead of arg INSN. All 4217 callers changed. 4218 (choose_reload_regs): Likewise. 4219 4220 (emit_reload_insns): Replace INSN and BB args with arg CHAIN. All 4221 callers changed. 4222 4223 * caller-save.c (MOVE_MAX_WORDS): New macro. Use it throughout 4224 instead of (MOVE_MAX / UNITS_PER_WORD) computation. 4225 (hard_regs_live, hard_regs_need_restore): Delete variables. 4226 (n_regs_saved): Now static. 4227 (referenced_regs, this_insn_sets): New variables. 4228 4229 (setup_save_areas): Restructure the code a bit. 4230 4231 (restore_referenced_regs): Delete function. 4232 (mark_referenced_regs): New function, similar to the old 4233 restore_referenced_regs, but mark registers in referenced_regs. 4234 4235 (clear_reg_live): Delete function. 4236 (mark_set_regs): Renamed from set_reg_live. All callers changed. 4237 Only mark registers in this_insn_sets. 4238 4239 (save_call_clobbered_regs): Rework this function to walk the 4240 reload_insn_chain instead of using the list of instructions directly. 4241 Delete code to keep track of register lives, compute live regs on the 4242 fly from information in the chain. 4243 Instead of calling restore_referenced_regs, use mark_referenced_regs, 4244 then walk the set it computes and call insert_restore as appropriate. 4245 4246 (insert_restore): Lose INSN and BLOCK args. Add CHAIN arg. All 4247 callers changed. 4248 Restructure the code a bit. Test hard_regs_saved instead of 4249 hard_regs_need_restore. 4250 (insert_save): Lose INSN and BLOCK args. Add CHAIN and TO_SAVE 4251 args. All callers changed. 4252 Restructure the code a bit. Use TO_SAVE to determine which regs to 4253 save instead of more complicated test. 4254 (insert_one_arg): Lose INSN and BLOCK args. Add CHAIN arg. All 4255 callers changed. 4256 Create a new insn_chain structure for the new insn and place it 4257 into the chain. 4258 4259 * rtl.texi: Update documentation to reflect that reload no longer 4260 puts modes on the insns. 4261 42621998-10-14 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> 4263 4264 * function.c (purge_addressof_1): Force the first argument of a 4265 CALL insn to memory. 4266 4267Wed Oct 14 00:38:40 1998 Jeffrey A Law (law@cygnus.com) 4268 4269 * rtl.h: Delete duplicate prototypes. Add some missing 4270 prototypes. 4271 * rtlanal.c (for_each_rtx): Formatting tweak. 4272 42731998-10-13 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 4274 4275 * real.c (emdnorm and etoasc): Disable round to even for c4x target 4276 to be compatible with TI compiler. 4277 4278 * Makefile.in (USER_H): Add va-c4x.h to definition. 4279 4280Tue Oct 13 23:03:37 1998 Richard Henderson <rth@cygnus.com> 4281 4282 * function.c (purge_addressof_1): Fix typo in inequality: do 4283 bitfield optimization for equal mode sizes. 4284 * expmed.c (store_bit_field): Don't take subregs of subregs in 4285 the movstrict case. Tidy a potential problem in the multi-word case. 4286 (extract_bit_field): Likewise. 4287 4288Tue Oct 13 22:12:11 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 4289 4290 * flow.c (find_basic_blocks): Emit NOPs after normal calls in this 4291 function. 4292 Compute max_uid_for_flow by calling get_max_uid after the scan. 4293 (find_basic_blocks_1): Don't emit NOPs here. 4294 4295Tue Oct 13 22:05:49 1998 Richard Henderson <rth@cygnus.com> 4296 4297 * alias.c (base_alias_check): Accept new args for the modes of the 4298 two references. Use them to determine if an AND can overlap. Update 4299 all callers. 4300 (memrefs_conflict_p): Assume sizes are aligned, and uses them 4301 to determine if an AND can overlap. 4302 4303Tue Oct 13 17:51:04 1998 Jim Wilson <wilson@cygnus.com> 4304 4305 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): For FP regs, add REGNO >= 16 4306 check. Add comment to document problems with TARGET_SUN_FPA version 4307 of this macro. 4308 * config/m68k/m68k.md (movxf+1): Support 'r'/'r' moves. 4309 4310Tue Oct 13 17:46:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 4311 4312 * Makefile.in (gencheck.o): Depend on gansidecl.h. 4313 4314 * c-common.c (print_char_table): Add missing initializers. 4315 (scan_char_table): Likewise. 4316 (time_char_table): Likewise. 4317 4318 * c-decl.c (c_decode_option): Mark parameter `argc' with 4319 ATTRIBUTE_UNUSED. 4320 (declare_parm_level): Mark parameter `definition_flag' with 4321 ATTRIBUTE_UNUSED. 4322 4323 * c-lex.c (readescape): Use `(unsigned)1' in shift. 4324 (yylex): Likewise. Cast `sizeof' to an (int) when comparing 4325 against one. 4326 4327 * calls.c (store_one_arg): Remove unused parameter `fndecl'. All 4328 callers changed. 4329 (emit_call_1): Mark parameters `fndecl' and `funtype' with 4330 ATTRIBUTE_UNUSED. 4331 (expand_call): Cast result of MIN() to (unsigned int) when 4332 comparing against an unsigned value. 4333 4334 * cccp.c (pcfinclude): Remove unused parameter `limit'. All 4335 callers changed. 4336 (make_definition): Remove unused parameter `op'. All callers 4337 changed. 4338 (create_definition): Cast REST_EXTENSION_LENGTH to (long) when 4339 comparing against the result of pointer arithmetic. 4340 4341 * config/mips/mips.h (FUNCTION_ARG_BOUNDARY): Cast to (unsigned) 4342 when comparing against one. 4343 4344 * dwarf2out.c (dwarf2out_frame_debug): Cast REGNO() and 4345 HARD_FRAME_POINTER_REGNUM to (unsigned) when comparing against 4346 one. 4347 (output_die): Move variable `i' into the scope in which it is 4348 used. Change its type to `unsigned'. 4349 (output_die): Cast the result of `strlen' to (int) when passing it 4350 to ASM_OUTPUT_ASCII(). 4351 (output_pubnames): Likewise. 4352 (output_line_info): Likewise. 4353 4354 * emit-rtl.c (global_rtl): Add missing initializers. 4355 4356 * explow.c (promote_mode): Mark parameter `for_call' with 4357 ATTRIBUTE_UNUSED. 4358 4359 * expmed.c (expand_shift): Cast the result of GET_MODE_BITSIZE to 4360 `unsigned HOST_WIDE_INT' when comparing against one. 4361 (synth_mult): Change type of variable `cost' to int. 4362 (emit_store_flag): Use `(unsigned HOST_WIDE_INT) 1' in shift. 4363 4364 * expr.c (copy_blkmode_from_reg): Cast BITS_PER_WORD to (unsigned) 4365 when comparing against one. 4366 (get_inner_reference): Change variable `alignment' to unsigned. 4367 (expand_expr): Cast the result of GET_MODE_ALIGNMENT to (unsigned 4368 int) when comparing against one. 4369 (expand_builtin_setjmp): Change type of variable `i' to size_t. 4370 4371 * fold-const.c (div_and_round_double): Cast BASE to 4372 (HOST_WIDE_INT) when comparing against one. 4373 4374 * gencheck.c: Include gansidecl.h. 4375 (main): Mark parameter `argv' with ATTRIBUTE_UNUSED. 4376 4377 * optabs.c (gen_cond_trap): Mark parameters `code', `op2' and 4378 `tcode' with ATTRIBUTE_UNUSED. 4379 4380 * real.c (edivm): Cast constant value to (unsigned long) in 4381 expression compared against an unsigned value. 4382 4383 * stmt.c (expand_return): Cast BITS_PER_WORD to (unsigned) when 4384 comparing against one. 4385 (expand_end_case): Cast CASE_VALUES_THRESHOLD to (unsigned int) 4386 when comparing against one. 4387 4388 * stor-layout.c (mode_for_size): Cast MAX_FIXED_MODE_SIZE to 4389 (unsigned int) when comparing against one. Likewise for 4390 GET_MODE_BITSIZE. 4391 (smallest_mode_for_size): Likewise. 4392 (save_storage_status): Mark parameter `p' with ATTRIBUTE_UNUSED. 4393 (restore_storage_status): Likewise. 4394 4395 * toplev.c (debug_args): Add missing initializer. 4396 (f_options): Spelling correction. Add missing initializers. 4397 (documented_lang_options): Likewise. 4398 (debug_end_source_file): Mark parameter `lineno' with 4399 ATTRIBUTE_UNUSED. 4400 4401 * tree.c (valid_machine_attribute): Mark parameters `attr_args', 4402 `decl' and `type' with ATTRIBUTE_UNUSED. 4403 4404 * varasm.c (decode_reg_name): Cast `sizeof' expression to (int) 4405 when comparing against one. 4406 (assemble_variable): Mark parameter `top_level' with 4407 ATTRIBUTE_UNUSED. 4408 (assemble_external_libcall): Mark parameter `fun' with 4409 ATTRIBUTE_UNUSED. 4410 (output_constant_pool): Mark parameters `fnname' and `fndecl' with 4411 ATTRIBUTE_UNUSED. 4412 4413Tue Oct 13 12:51:04 1998 Nick Clifton <nickc@cygnus.com> 4414 4415 * config/v850/lib1funcs.asm (_udivsi3): Add .type declaration. 4416 Replace use of r5 with use of r19. 4417 4418 * config/v850/v850.h (LINK_POINTER_REGNUM): Define. 4419 4420 * config/v850/v850.c (compute_register_save_size): Allow for the 4421 fact that helper functions save all registers, not just those used 4422 by the function. 4423 4424 Replace constant 31 with macro LINK_POINTER_REGNUM. 4425 4426 * config/v850/v850.md: Use 'indirect_operand' rather than 4427 'memory_operand' for bit test/set/clear patterns. 4428 4429Tue Oct 13 11:49:14 1998 Jason Merrill <jason@yorick.cygnus.com> 4430 4431 * mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS): Call ASM_GLOBALIZE_LABEL. 4432 * varasm.c (assemble_start_function et al): Don't call 4433 ASM_GLOBALIZE_LABEL for weak symbols. 4434 4435Tue Oct 13 11:37:45 1998 Nick Clifton <nickc@cygnus.com> 4436 4437 * cse.c (equiv_constant): Check for NULL return from 4438 gen_lowpart_if_possible(). 4439 4440Tue Oct 13 11:24:51 1998 Jeffrey A Law (law@cygnus.com) 4441 4442 * mn10200.md (addsi3, subsi3, negsi2): Only allow register operands. 4443 4444 * collect2.c (main): Pass -EL/-EB through to the compiler. 4445 44461998-10-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 4447 4448 * expr.c (push_block): Handle targets where the stack grows 4449 to higher addresses, but args grow to lower addresses and 4450 ACCUMULATE_OUTGOING_ARGS is not defined. 4451 4452Tue Oct 13 08:00:52 1998 Catherine Moore <clm@cygnus.com> 4453 4454 * config/v850/v850.c (print_operand): Extend meaning 4455 of 'c' operands to support .vtinherit. 4456 4457Tue Oct 13 21:38:35 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 4458 4459 * config/c4x/c4x.c: Convert to gen_rtx_FOO. 4460 Added ATTRIBUTE_UNUSED to unused function arguments. 4461 (rc_reg_operand): New predicate. 4462 (c4x_rptb_insert): New function. 4463 (c4x_rptb_nop_p): Recognize modified rptb_top pattern. 4464 (c4x_optimization_options): New function. 4465 4466 * config/c4x/c4x.md: Convert to gen_rtx_FOO. 4467 (decrement_and_branch_on_count): New pattern. 4468 (rptb_top): Modified pattern to work with BCT optimization. 4469 4470 * config/c4x/c4x.h (RC_REG): New register class. 4471 (rc_reg_operand): Define prototype. 4472 (IS_RC_REG): New macro. 4473 (IS_RC_OR_PSEUDO_REG): New macro. 4474 (IS_RC_OR_PSEUDO_REGNO): New macro. 4475 (OPTIMIZATION_OPTIONS): Define. 4476 4477Mon Oct 12 19:57:34 1998 Jason Merrill <jason@yorick.cygnus.com> 4478 4479 * collect2.c (extract_init_priority): No priority is 65535. 4480 4481Mon Oct 12 12:10:37 1998 Alexandre Oliva <oliva@dcc.unicamp.br> 4482 4483 * Makefile.in (build_tooldir): New variable, same as old 4484 $(tooldir), but without depending on $(libdir)/$(unlibsubdir). 4485 (GCC_FOR_TARGET): Add -B$(build_tooldir)/bin/. 4486 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Likewise. 4487 4488 * configure.in (gxx_include_dir): Set default based on unlibsubdir. 4489 * Makefile.in (tooldir): Likewise. 4490 (cccp.o, cpplib.o): Use unlibsubdir implicitly through 4491 gxx_include_dir, includedir and tooldir. 4492 (protoize.o, unprotoize.o): Likewise. 4493 4494Mon Oct 12 10:50:44 1998 Nick Clifton <nickc@cygnus.com> 4495 4496 * config/arm/arm.md: Replace (reg 24) with (reg:CC 24). 4497 4498 * config/arm/thumb.c (thumb_override_options): Add warning about 4499 PIC code not being supported just yet. 4500 4501Sun Oct 11 16:49:15 1998 John Wehle (john@feith.com) 4502 4503 * flow.c: Update comment. 4504 (notice_stack_pointer_modification): New static function. 4505 (record_volatile_insns): Use it. 4506 (mark_regs_live_at_end): Mark the stack pointer as alive 4507 at the end of the function if current_function_sp_is_unchanging 4508 is set. 4509 (life_analysis_1): Set current_function_sp_is_unchanging. 4510 * function.c: Define it. 4511 (init_function_start): Initialize it. 4512 * output.h: Declare it. 4513 * reorg.c (fill_simple_delay_slots, dbr_schedule): Mark 4514 the stack pointer as alive at the end of the function if 4515 current_function_sp_is_unchanging is set. 4516 * i386.c (ix86_epilogue): Optimize the restoring 4517 of the stack pointer. 4518 4519Mon Oct 12 01:22:53 1998 Jeff Law (law@cygnus.com) 4520 4521 * version.c: Bump for snapshot. 4522 4523Sun Oct 11 23:04:30 1998 Robert Lipe <robertl@dgii.com> 4524 4525 * c-pragma.c (handle_pragma_token): If passed a token instead 4526 of a tree, use that as the pack value. 4527 4528Sun Oct 11 14:21:14 1998 Mark Mitchell <mark@markmitchell.com> 4529 4530 * flow.c (find_basic_blocks_1): Fix prototype. 4531 4532Sun Oct 11 05:03:41 1998 Ken Raeburn <raeburn@cygnus.com> 4533 4534 * tree.h (DECL_NO_CHECK_MEMORY_USAGE): New macros. 4535 (struct tree_decl): New fields no_check_memory_usage. 4536 * c-common.c (enum attrs): Add A_NO_CHECK_MEMORY_USAGE. 4537 (init_attributes): Register it as a new attribute. 4538 (decl_attributes): Set flags on functions given that attribute. 4539 * c-decl.c (duplicate_decls): Merge new attribute. 4540 * expr.h (current_function_check_memory_usage): Declare new var. 4541 * calls.c, expr.c, function.c, stmt.c, alpha.c, clipper.c, m88k.c, 4542 pa.c, sparc.c: Replace uses of flag_check_memory_usage with 4543 current_function_check_memory_usage. 4544 * function.h: Add field to struct function. 4545 * function.c (current_function_check_memory_usage): Define it. 4546 (push_function_context_to, pop_function_context_from): Save and 4547 restore it. 4548 (expand_function_start): Set it, based on global flag and function 4549 attribute. 4550 4551 * expr.c (expand_expr, case VAR_DECL): In memory-checking code, do 4552 check non-automatic variables, to permit detection of writes to 4553 read-only locations in embedded systems without memory management. 4554 * calls.c (store_one_arg): Use ARGS_SIZE_RTX to get size of argument 4555 when emitting chkr_set_right_libfunc call, even if the argument is 4556 BLKmode or variable-sized; don't abort. 4557 4558 * optabs.c (init_optabs): Create Checker and __cyg_profile_* 4559 symbols in Pmode, not VOIDmode. 4560 4561Sun Oct 11 01:03:05 1998 Zack Weinberg <zack@rabi.phys.columbia.edu> 4562 4563 * cppexp.c: When forcing unsigned comparisons, cast both sides 4564 of the operation. 4565 4566 * cpphash.h: Move static declaration of hashtab[]... 4567 * cpphash.c: ...here. 4568 4569 * cpplib.c: Cast difference of two pointers to size_t before 4570 comparing it to size_t. Cast signed to unsigned 4571 before comparing to size_t. (FIXME: struct argdata should use 4572 unsigned buffer sizes.) 4573 * cpplib.h (struct cpp_reader): Declare token_buffer_size as 4574 unsigned int. (CPP_WRITTEN): Cast return value to size_t. 4575 (CPP_RESERVE): Parenthesize N for evaluation order, cast to 4576 size_t before comparison. 4577 4578Sun Oct 11 00:15:29 1998 Jeffrey A Law (law@cygnus.com) 4579 4580 * flow.c (find_basic_blocks): Delete "live_reachable_p" argument. 4581 (find_basic_blocks_1): Similarly. 4582 * output.h (find_basic_blocks): Fix prototype. 4583 * gcse.c, toplev.c: Don't pass "live_reachable_p" argument to 4584 find_basic_blocks anymore. 4585 4586Sat Oct 10 22:00:34 1998 Richard Henderson <rth@cygnus.com> 4587 4588 * basic-block.h (EXECUTE_IF_SET_IN_SBITMAP): New macro. 4589 (sbitmap_free, sbitmap_vector_free): New macros. 4590 * output.h (rtl_dump_file): Declare. 4591 4592Sat Oct 10 17:01:42 1998 Jeffrey A Law (law@cygnus.com) 4593 4594 * regmove.c (optimize_reg_copy_3): Honor TRULY_NOOP_TRUNCATION. 4595 4596Fri Oct 9 22:08:05 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 4597 4598 * fp-bit.c (SFtype): Don't implicitly use int in declaration. 4599 (DFtype): Likewise. 4600 (_fpdiv_parts): Remove unused parameter `tmp', all callers changed. 4601 (divide): Remove unused variable `tmp'. 4602 (si_to_float): Cast numeric constant to (SItype) before comparing 4603 it against one. 4604 4605Fri Oct 9 16:03:19 1998 Graham <grahams@rcp.co.uk> 4606 4607 * flow.c (print_rtl_with_bb): Changed type of in_bb_p to match use. 4608 * gcc.c (add_preprocessor_option): Correct typo when allocating 4609 memory, sizeof() argument had one too many `*'. 4610 (add_assembler_option): Likewise. 4611 (add_linker_option): Likewise. 4612 * gcov.c (output_data): Likewise. 4613 * local-alloc.c (memref_used_between_p): Likewise. 4614 (update_equiv_regs): Likewise. 4615 * loop.c (strength_reduce): Likewise. 4616 * reg-stack.c (record_asm_reg_life): Likewise. 4617 (subst_asm_stack_reg): Likewise. 4618 * reorg.c (dbr_schedule): Likewise. 4619 4620Fri Oct 9 15:57:51 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> 4621 4622 * flow.c (life_analysis_1): Break out some functions. 4623 (find_basic_blocks_1): Likewise. Also move some variables out and 4624 make them static. 4625 Rename NONLOCAL_LABEL_LIST arg to NONLOCAL_LABELS and initialize 4626 new static var nonlocal_label_list with it. 4627 (active_eh_region, nested_eh_region, label_value_list, 4628 nonlocal_label_list): New static variables. 4629 (make_edges, delete_unreachable_blocks, delete_block): New static 4630 functions, broken out of find_basic_blocks_1. 4631 (record_volatile_insns, mark_regs_live_at_end, set_noop_p, 4632 noop_move_p): New static functions, broken out of life_analysis_1. 4633 4634Fri Oct 9 15:49:29 1998 Richard Henderson <rth@cygnus.com> 4635 4636 * expmed.c (store_bit_field): Pun non-integral str_rtx modes. 4637 Take extra care for op0 now possibly being a subreg. 4638 (extract_bit_field): Likewise. 4639 * function.c (purge_addressof_1): Revert Oct 4 change. Drop 4640 the reg to memory if there is no equal sized integral mode. 4641 * stor-layout.c (int_mode_for_mode): New function. 4642 * machmode.h: Prototype it. 4643 4644Fri Oct 9 14:26:44 1998 Jeffrey A Law (law@cygnus.com) 4645 4646 * global.c (build_insn_chain): Verify no real insns exist past the 4647 end of the last basic block, then exit the loop. 4648 4649Fri Oct 9 11:44:47 1998 David Edelsohn <edelsohn@gnu.org> 4650 4651 * loop.c (insert_bct): Ensure loop_iteration_var nonzero before use. 4652 4653Thu Oct 8 21:59:47 1998 Dave Brolley <brolley@cygnus.com> 4654 4655 * emit-rtl.c (init_emit_once): Call INIT_EXPANDERS. 4656 4657Thu Oct 8 22:03:45 1998 David Edelsohn <edelsohn@gnu.org> 4658 4659 * rs6000.h (RTX_COSTS): Add PROCESSOR_PPC604e cases. 4660 4661Thu Oct 8 17:00:18 1998 Richard Henderson <rth@cygnus.com> 4662 4663 * flow.c (find_basic_blocks): Correctly determine when a call 4664 is within an exception region. 4665 4666Thu Oct 8 17:15:04 1998 Jeffrey A Law (law@cygnus.com) 4667 4668 * toplev.c (output_file_directive): Use DIR_SEPARATOR, not '/'. 4669 4670 * cpplib.h: Protect from multiple inclusions. 4671 * cpplib.c: Fix minor formatting problems. 4672 4673 * i386/xm-cygwin32.h: Only define POSIX if it is not already defined. 4674 4675 * jump.c (jump_optimize): Revert accidental patch. 4676 4677 * Makefile.in (cpplib.o): Use unlibsubdir. 4678 4679Thu Oct 8 12:50:47 1998 Jim Wilson <wilson@cygnus.com> 4680 4681 * loop.c (get_condition): Allow combine when either compare is 4682 VOIDmode. 4683 4684Thu Oct 8 11:31:01 1998 Jeff Law (law@cygnus.com) 4685 4686 * version.c: Bump for snapshot. 4687 4688Thu Oct 8 12:21:14 1998 Richard Frith-Macdonald <richard@brainstorm.co.uk> 4689 4690 * c-lex.c (remember_protocol_qualifiers): Handle RID_BYREF. 4691 (init_lex): Initialize ridpointers[RID_BYREF]. 4692 * c-lex.h (enum rid): Add RID_BYREF. 4693 * c-parse.gperf: Add RID_BYREF as a type qualifier. 4694 * objc/objc-act.c (is_objc_type_qualifiers): Handle RID_BYREF. 4695 (encode_type_qualifiers): Similarly. 4696 * c-gperf.h: Rebuilt. 4697 4698Thu Oct 8 05:56:00 1998 Jeffrey A Law (law@cygnus.com) 4699 4700 * c-common.c (type_for_mode): Only return TItype nodes when 4701 HOST_BITS_PER_WIDE_INT is >= 64 bits. 4702 * c-decl.c (intTI_type_node, unsigned_intTI_type_node): Only declare 4703 when HOST_BITS_PER_WIDE_INT is >= 64 bits. 4704 (init_decl_processing): Only create TItype nodes when 4705 HOST_BITS_PER_WIDE_INT is >= 64 bits. 4706 * c-tree.h (intTI_type_node, unsigned_intTI_type_node): Only declare 4707 when HOST_BITS_PER_WIDE_INT is >= 64 bits. 4708 4709Thu Oct 8 05:05:34 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> 4710 4711 * stmt.c (n_occurrences): New static function. 4712 (expand_asm_operands): Verify that all constrains match in the 4713 number of alternatives. 4714 Verify that '+' or '=' are at the beginning of an output constraint. 4715 Don't allow '&' for input operands. 4716 Verify that '%' isn't written for the last operand. 4717 * reload.c (find_reloads): Abort if an asm is found with invalid 4718 constraints; all possible problems ought to be checked for earlier. 4719 4720Thu Oct 8 04:26:20 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 4721 4722 * flags.h (flag_branch_on_count_reg): Always declare. 4723 * toplev.c (flag_branch_on_count_reg): Likewise. 4724 * toplev.c: Fix typos. 4725 4726 * real.c (c4xtoe): Remove unused variables. Add some missing parens. 4727 (toc4x): Similarly. 4728 4729Thu Oct 8 01:25:22 1998 Richard Henderson <rth@cygnus.com> 4730 4731 * flow.c (find_basic_blocks): Calc upper bound for extra nops in 4732 max_uids_for_flow. 4733 (find_basic_blocks_1): Add a nop to the end of a basic block when 4734 a trailing call insn does not have abnormal control flow. 4735 * gcse.c (pre_transpout): New variable. 4736 (alloc_pre_mem, free_pre_mem, dump_pre_data): Bookkeeping for it. 4737 (compute_pre_transpout): Calculate it. 4738 (compute_pre_ppinout): Use it to eliminate impossible placements 4739 due to abnormal control flow through calls. 4740 (compute_pre_data): Call compute_pre_transpout. 4741 4742Wed Oct 7 21:40:24 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 4743 4744 * config/sparc/sol2-sld-64.h (ASM_CPU_SPEC): Fix typo. 4745 4746Wed Oct 7 21:19:46 1998 Ken Raeburn <raeburn@cygnus.com> 4747 4748 * config/mips/mips.md (tablejump_internal3, tablejump_internal4 4749 and matching define_insns): Tack on a `use' of the table label, so 4750 flow analysis will recognize a tablejump. 4751 4752Wed Oct 7 17:33:39 1998 Richard Henderson <rth@cygnus.com> 4753 4754 * gcse.c (pre_insert_insn): Tweek to notice that calls do not 4755 always end basic blocks for abnormal edge reasons. 4756 4757Wed Oct 7 14:40:43 1998 Nick Clifton <nickc@cygnus.com> 4758 4759 * config/i386/i386.h: Remove definition of 4760 HANDLE_PRAGMA_PACK_PUSH_POP. 4761 4762 * config/i386/go32.h: Add definition of 4763 HANDLE_PRAGMA_PACK_PUSH_POP. 4764 4765 * config/i386/win32.h: Add definition of 4766 HANDLE_PRAGMA_PACK_PUSH_POP. 4767 4768 * config/i386/cygwin32.h: Add definition of 4769 HANDLE_PRAGMA_PACK_PUSH_POP. 4770 4771 * c-pragma.c (insert_pack_attributes): Do not insert 4772 attributes unless #pragma pack(push,<n>) is in effect. 4773 4774Wed Oct 7 12:10:46 1998 Jim Wilson <wilson@cygnus.com> 4775 4776 * expr.c (emit_group_store): Handle a PARALLEL destination. 4777 4778Wed Oct 7 10:07:29 1998 Richard Henderson <rth@cygnus.com> 4779 4780 * gcse.c (pre_insert_insn): When a call ends a bb, insert 4781 the new insns before the argument regs are loaded. 4782 4783Wed Oct 7 12:55:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 4784 4785 * Makefile.in (c-gperf.h): Add -L KR-C -F ', 0, 0' flags to gperf. 4786 (c-parse.gperf): Update comments describing invocation flags. 4787 (c-gperf.h): Regenerate using gperf 2.7.1 (19981006 egcs). 4788 47891998-10-07 Manfred Hollstein <manfred@s-direktnet.de> 4790 4791 * reload1.c (reload): Call free before clobbering the memory 4792 locations or constants pointers. 4793 4794Wed Oct 7 02:05:20 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 4795 4796 * config/sparc/sol2-sld-64.h (TRANSFER_FROM_TRAMPOLINE): Rework 4797 for efficiency by checking whether we need to modify the current 4798 stack permission at all. 4799 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Define. 4800 * config/sparc/sparc.c (sparc_initialize_trampoline): Emit 4801 __enable_execute_stack libcall here too if 4802 TRANSFER_FROM_TRAMPOLINE is defined. 4803 * config/sparc/sparc.h: Set TARGET_ARCH32 to a constant if 4804 IN_LIBGCC2. 4805 4806Wed Oct 7 02:27:52 1998 Jeffrey A Law (law@cygnus.com) 4807 4808 * Makefile.in (DRIVER_DEFINES): Remove last change. 4809 4810Wed Oct 7 01:08:43 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> 4811 4812 * jump.c (duplicate_loop_exit_test): Strip REG_WAS_0 notes off all 4813 insns we're going to copy. 4814 * regclass.c (reg_scan_mark_refs): Don't test X for NULL_RTX. 4815 4816 * loop.c (count_one_set): Add prototype. 4817 4818 * caller-save.c (restore_referenced_regs): Lose mode argument. 4819 (insert_save): Lose mode argument. 4820 (insert_restore): Lose mode argument. 4821 (insert_one_insn): Lose mode argument. 4822 (save_call_clobbered_regs): Lose mode argument. 4823 (setup_save_areas): Take no argument and return void. All callers 4824 changed. 4825 Don't verify validity of memory addresses. 4826 * reload.h (setup_save_ares): Adjust prototype. 4827 (save_call_clobbered_regs): Likewise. 4828 * reload1.c (delete_caller_save_insns): New function. 4829 (caller_save_spill_class): Delete variable. 4830 (caller_save_group_size): Delete variable. 4831 (reload): Call setup_save_areas and save_call_clobbered_regs 4832 in the main loop, before calling calculate_needs_all_insns. 4833 Don't call save_call_clobbered_regs after the loop. 4834 Call delete_caller_save_insns at the end of an iteration if 4835 something changed. 4836 Delete code to manage caller_save_spill_class. 4837 Emit the final note before setting reload_first_uid. 4838 Simplify test that determines whether reload_as_needed gets run. 4839 (calculate_needs): Delete code to manage caller_save_spill_class. 4840 4841Tue Oct 6 15:42:27 1998 Richard Henderson <rth@cygnus.com> 4842 4843 * collect2.c (main): Initialize ld_file_name. 4844 4845Tue Oct 6 15:45:15 1998 Catherine Moore <clm@cygnus.com> 4846 4847 * config/sparc/sysv4.h (ASM_OUTPUT_SECTION_NAME): Don't 4848 check for flag_function_sections. 4849 4850Tue Oct 6 20:02:31 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 4851 4852 * cse.c (insert_regs): Fix bug in Sep 24 change. 4853 4854Tue Oct 6 17:00:42 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 4855 4856 * flags.h (flag_dump_unnumbered): Declare. 4857 * toplev.c (flag_dump_unnumbered): Don't declare. 4858 * print-rtl.c (flags.h): Include. 4859 (print_rtl_single): Add return value. 4860 * rtl.h (print_rtl_single): Update declaration. 4861 * flow.c (flag_dump_unnumbered): Don't declare. 4862 (print_rtl_with_bb): Use return value of print_rtl_single. 4863 4864Tue Oct 6 01:36:00 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> 4865 4866 * loop.c (count_one_set): New static function, broken out of 4867 count_loop_regs_set. 4868 (count_loop_regs_set): Call it. 4869 * global.c (mark_reg_store): Handle clobbers here by not calling 4870 set_preference. 4871 (mark_reg_clobber): Just call mark_reg_store after ensuring SETTER 4872 is in fact a clobber. 4873 * integrate.c (process_reg_param): New function, broken out of 4874 expand_inline_function. 4875 (expand_inline_function): Call it. 4876 4877 * i386.md (addsidi3_1): Delete unused variable temp. 4878 (addsidi3_2): Likewise. 4879 (clstrstrsi): Delete unused variable addr1. 4880 4881 * rtl.h: Don't declare any functions also declared in recog.h. 4882 4883 * Makefile.in (stupid.o): Update dependencies. 4884 (global.o): Likewise. 4885 4886 * global.c: Include reload.h. 4887 (reg_becomes_live): New function. 4888 (reg_dies): New function. 4889 (build_insn_chain): New function. 4890 (global_alloc): Call build_insn_chain before calling reload. 4891 4892 * reload.h (struct needs): New structure definition. 4893 (struct insn_chain): Likewise. 4894 (reload_insn_chain): Declare variable. 4895 (new_insn_chain): Declare function. 4896 4897 * reload1.c (reload_startobj): New variable. 4898 (reload_insn_chain): New variable. 4899 (unused_insn_chains): New variable. 4900 (new_insn_chain): New function. 4901 (init_reload): Initialize reload_startobj, not reload_firstobj. 4902 (reload): Initialize reload_firstobj. 4903 Before returning, free everything on the reload_obstack. 4904 4905 * stupid.c: Include insn-config.h, reload.h and basic-block.h. 4906 (reg_where_dead_chain, reg_where_born_exact, reg_where_born_clobber, 4907 current_chain): New variables. 4908 (reg_where_born): Delete variable. 4909 (REG_WHERE_BORN): New macro. 4910 (find_clobbered_regs): New function. 4911 (stupid_life_analysis): Don't allocate/free reg_where_born. 4912 Allocate and free reg_where_born_exact, reg_where_born_clobber, 4913 reg_where_dead_chain. 4914 Use REG_WHERE_BORN instead of reg_where_born. 4915 While processing the insns, build the reload_insn_chain with 4916 information about register lifetimes. 4917 (stupid_reg_compare): Use REG_WHERE_BORN instead of reg_where_born. 4918 (stupid_mark_refs): Replace arg INSN with arg CHAIN. All callers 4919 changed. 4920 Compute and information about birth and death of pseudo registers in 4921 reg_where_dead_chain, reg_where_born_exact and reg_where_born_clobber. 4922 Delete code to set elements of reg_where_born. 4923 4924Mon Oct 5 22:34:30 1998 Alexandre Petit-Bianco <apbianco@cygnus.com> 4925 4926 * tree.def (GOTO_EXPR): Modified documentation. 4927 * expr.c (expand_expr): Expand GOTO_EXPR into a goto or a computed 4928 goto. 4929 4930Mon Oct 5 22:43:36 1998 David Edelsohn <edelsohn@gnu.org> 4931 4932 * unroll.c (loop_iteration_var, loop_initial_value, loop_increment 4933 loop_final_value, loop_comparison_code): No longer static. 4934 (unroll_loop): Delete loop_start_value update. 4935 * loop.h (loop_iteration_var, loop_initial_value, loop_increment, 4936 loop_final_value, loop_comparison_code): Extern. 4937 (loop_start_value): Delete extern. 4938 * loop.c (loop_can_insert_bct, loop_increment, loop_start_value, 4939 loop_comparison_value, loop_comparison_code): Delete. 4940 (loop_optimize): Remove initialization for deleted variables. 4941 (strength_reduce): Delete analyze_loop_iterations call. Only call 4942 insert_bct if flag_branch_count_on_reg set. 4943 (analyze_loop_iterations): Delete. 4944 (insert_bct): Remove iteration count calculation. Move checks for 4945 viable BCT optimization to here. Obtain iteration count from 4946 loop_iterations and correct for unrolling. Check for enough 4947 iteration to be beneficial. Comment out runtime iteration count 4948 case. 4949 (insert_bct): Print iteration count in dump file. Remove 4950 loop_var_mode and use word_mode directly. 4951 4952 * rs6000.h (processor_type): Add PROCESSOR_PPC604e. 4953 * rs6000.c (rs6000_override_options): Use it. 4954 (optimization_options): Enable use of flag_branch_on_count_reg. 4955 * rs6000.md (define_function_unit): Describe 604e. 4956 49571998-10-05 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 4958 4959 * loop.c (move_movables): Corrected threshold calculation for 4960 moved_once registers. 4961 4962Mon Oct 5 21:18:45 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> 4963 4964 * loop.c (combine_givs_p): Fix test for identical givs. 4965 4966Mon Oct 5 10:11:28 1998 Nick Clifton <nickc@cygnus.com> 4967 4968 * dwarf2out.c (gen_subprogram_die): If errorcount nonzero, don't 4969 call abort if the function is already defined. 4970 4971Mon Oct 5 10:02:36 1998 Jeffrey A Law (law@cygnus.com) 4972 4973 * combine.c (simplify_rtx): Do not replace TRUNCATE with a SUBREG if 4974 truncation is not a no-op. 4975 4976Mon Oct 5 09:02:04 1998 Jeff Law (law@cygnus.com) 4977 4978 * version.c: Bump for snapshot. 4979 4980Mon Oct 5 08:19:55 1998 Jeff Law (law@cygnus.com) 4981 4982 * version.c: Bump for snapshot. 4983 4984Mon Oct 5 01:07:23 1998 Torbjorn Granlund <tege@matematik.su.se> 4985 4986 * expmed.c (expand_divmod): Don't widen for computing remainder 4987 if we seem to have a divmod pattern for needed mode. 4988 4989Mon Oct 5 01:01:42 1998 Zack Weinberg <zack@rabi.phys.columbia.edu> 4990 4991 * cpplib.c (macroexpand): Correct off-by-one error in handling 4992 of escapes. 4993 4994Sun Oct 4 23:58:30 1998 Richard Henderson <rth@cygnus.com> 4995 4996 * combine.c (expand_field_assignment): Don't do bitwise operations 4997 on MODE_FLOAT; pun to MODE_INT if possible. 4998 4999Sun Oct 4 18:33:24 1998 Jason Merrill <jason@yorick.cygnus.com> 5000 scott snyder <snyder@d0sgif.fnal.gov> 5001 5002 * tlink.c (scan_linker_output): Recognize errors from irix 6.2 5003 linker. Recognize mangled names in quotes. 5004 5005Sun Oct 4 02:58:20 1998 Jakub Jelinek <jj@sunsite.ms.mff.cuni.cz> 5006 5007 * config/sparc/sparc.md (ashldi3+1): Name it ashldi3_sp64. 5008 (ashlsi3_const1, ashldi3_const1): New combiner patterns. 5009 (ashrsi3_extend, ashrsi3_extend2): New combiner patterns. 5010 (lshrsi3_extend, lshrsi3_extend2): Likewise. 5011 5012Sun Oct 4 00:23:00 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 5013 5014 * function.c (purge_addressof_1): If trying to take a sub-word 5015 integral piece of a floating point mode, put it on the stack. 5016 5017Sat Oct 3 19:01:03 1998 Richard Henderson <rth@cygnus.com> 5018 5019 * alpha/linux.h (CPP_PREDEFINES): Define __alpha__ for imake. 5020 5021Sat Oct 3 14:42:19 1998 Jason Merrill <jason@yorick.cygnus.com> 5022 5023 * PROJECTS: Remove template friends. 5024 5025 * collect2.c (sort_ids): Remove unused variable. 5026 5027 * tm.texi (MATH_LIBRARY): Document. 5028 (NEED_MATH_LIBRARY): Remove. 5029 5030 * varasm.c (assemble_start_function, assemble_variable, weak_finish, 5031 assemble_alias): Do ASM_GLOBALIZE_LABEL for weak symbols, too. 5032 5033Sat Oct 3 16:14:44 1998 John Carr <jfc@mit.edu> 5034 5035 * dwarf2out.c (expand_builtin_dwarf_reg_size): Initialize 5036 last_end to 0x7fffffff. 5037 5038Fri Oct 2 19:14:20 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 5039 5040 * function.c (purge_addressof_1): Do not perform endianness 5041 corrections on bitpos, who we call will do it for us. 5042 5043Fri Oct 2 11:52:35 1998 Jeffrey A Law (law@cygnus.com) 5044 5045 * h8300.c (WORD_REG_USED): Fix typo. 5046 (initial_offset): Use WORD_REG_USED. 5047 5048 * h8300.c (handle_pragma): Fix typo. 5049 5050Fri Oct 2 10:51:35 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> 5051 5052 * caller-save.c (insert_save_restore): Break this function up 5053 into new functions insert_restore, insert_save and insert_one_insn. 5054 All callers changed. 5055 (insert_restore): New function, mostly broken out of 5056 insert_save_restore. 5057 (insert_save): Likewise. 5058 (insert_one_insn): Likewise. 5059 (restore_referenced_regs): New argument BLOCK. All callers changed. 5060 (save_call_clobbered_regs): Don't keep track of basic block boundaries 5061 in this function, do it in insert_one_insn instead. 5062 5063 * reload1.c (reload): Break out some more pieces into separate 5064 functions. 5065 (dump_needs): New function, broken out of reload. 5066 (set_initial_elim_offsets): Likewise. 5067 (init_elim_table): Likewise. 5068 (update_eliminables): Likewise. 5069 5070 * global.c (global_alloc): Delete code to manage the scratch_list. 5071 * local-alloc.c (qty_scratch_rtx): Delete. 5072 (scratch_block): Delete. 5073 (scratch_list): Delete. 5074 (scratch_list_length): Delete. 5075 (scratch_index): Delete. 5076 (alloc_qty_for_scratch): Delete. 5077 (local-alloc): Update initialization of max_qty. 5078 Delete code to manage the scratch list. 5079 Delete code to allocate/initialize qty_scratch_rtx. 5080 (block_alloc): Don't allocate quantities for scratches. 5081 Delete code to manage the scratch list. 5082 * regs.h (scratch_list): Delete declaration. 5083 (scratch_block): Delete declaration. 5084 (scratch_list_length): Delete declaration. 5085 * reload1.c (reload): Delete code to manage the scratch list. 5086 (spill_hard_reg): Likewise. 5087 (mark_scratch_live): Delete. 5088 5089 * recog.c (alter_subreg): Delete declaration. 5090 50911998-10-02 Andreas Jaeger <aj@arthur.rhein-neckar.de> 5092 5093 * Makefile.in (cccp.o): Fix typo in last patch. 5094 5095Fri Oct 2 16:13:12 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 5096 5097 * t-sh (LIB1ASMFUNCS): Add _set_fpscr . 5098 * config/sh/lib1funcs.asm (___set_fpscr): Add. 5099 5100Fri Oct 2 02:01:59 1998 Jeffrey A Law (law@cygnus.com) 5101 5102 * regclass.c (reg_scan_mark_refs): Return immediately if passed a 5103 NULL_RTX as an argument. 5104 5105 * Makefile.in (unlibsubdir): Define. 5106 (DRIVER_DEFINES): Use unlibsubdir. 5107 (cccp.o, cpplib.o, protoize.o, unprotoize.o): Similarly. 5108 (stmp-fixinc): Similarly. 5109 5110Thu Oct 1 19:58:30 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> 5111 5112 * regmove.c (regmove_optimize): Add variable old_max_uid. 5113 At the end of the function, update basic_block_end. 5114 5115Thu Oct 1 17:58:25 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 5116 5117 * dwarf2out.c (expand_builtin_dwarf_reg_size): Use 5118 FIRST_PSEUDO_REGISTER as upper bound for last_end, not an 5119 arbitrary constant. 5120 5121Thu Oct 1 17:57:14 1998 Nick Clifton <nickc@cygnus.com> 5122 5123 * config/arm/arm.c: Improve interworking support. 5124 5125Thu Oct 1 18:43:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 5126 5127 * reload1.c (choose_reload_regs): Fix test if reload_reg_rtx[r] was 5128 copied from reload_out[r] . 5129 5130Thu Oct 1 19:20:09 1998 John Carr <jfc@mit.edu> 5131 5132 * dwarf2out.c (expand_builtin_dwarf_reg_size): Fix to work 5133 with more than three size ranges. 5134 5135 * flow.c (sbitmap_copy): Use bcopy to copy bitmap. 5136 5137 * rtl.c (mode_name): Add a null string at the end of the array. 5138 (mode_wider_mode): Change type to unsigned char. 5139 (mode_mask_array): New variable. 5140 (init_rtl): Update for mode_wider_mode type change. 5141 5142 * rtl.h (mode_wider_mode): Change type to unsigned char. 5143 (mode_mask_array): Declare. 5144 (GET_MODE_MASK): Use mode_mask_array. 5145 5146Thu Oct 1 15:56:01 1998 Gavin Romig-Koch <gavin@cygnus.com> 5147 5148 * calls.c (expand_call) : Encapsulate code into 5149 copy_blkmode_from_reg. 5150 * expr.c (copy_blkmode_from_reg): New function. 5151 * expr.h (copy_blkmode_from_reg): New function. 5152 * integrate.c (function_cannot_inline_p): We can inline 5153 these now. 5154 (expand_inline_function): Use copy_blkmode_from_reg 5155 if needed. Avoid creating BLKmode REGs. 5156 (copy_rtx_and_substitute): Don't try to SUBREG a BLKmode 5157 object. 5158 5159Thu Oct 1 10:42:27 1998 Nick Clifton <nickc@cygnus.com> 5160 5161 * config/v850/v850.c: Add function prototypes. 5162 Add support for v850 special data areas. 5163 5164 * config/v850/v850.h: Add support for v850 special data areas. 5165 5166 * c-pragma.c: Add support for HANDLE_PRAGMA_PACK and 5167 HANDLE_PRAGMA_PACK_PUSH_POP. 5168 (push_alignment): New function: Cache an alignment requested 5169 by a #pragma pack(push,<n>). 5170 (pop_alignment): New function: Pop an alignment from the 5171 alignment stack. 5172 (insert_pack_attributes): New function: Generate __packed__ 5173 and __aligned__ attributes for new decls whilst a #pragma pack 5174 is in effect. 5175 (add_weak): New function: Cache a #pragma weak directive. 5176 (handle_pragma_token): Document calling conventions. Add 5177 support for #pragma pack(push,<n>) and #pragma pack (pop). 5178 5179 * c-pragma.h: If HANDLE_SYSV_PRAGMA or HANDLE_PRAGMA_PACK_PUSH_POP 5180 are defined enable HANDLE_PRAGMA_PACK. 5181 Move 'struct weak_syms' here (from varasm.c). 5182 Add pragma states for push and pop pragmas. 5183 5184 * c-common.c (decl_attributes): Call PRAGMA_INSERT_ATTRIBUTES 5185 if it is defined. 5186 5187 * c-lex.c: Replace occurrences of HANDLE_SYSV_PRAGMA with 5188 HANDLE_GENERIC_PRAGMAS. 5189 5190 * varasm.c: Move definition of 'struct weak_syms' into 5191 c-pragma.h. 5192 (handle_pragma_weak): Deleted. 5193 5194 * config/i386/i386.h: Define HANDLE_PRAGMA_PACK_PUSH_POP. 5195 5196 * config/winnt/win-nt.h: Define HANDLE_PRAGMA_PACK_PUSH_POP. 5197 5198 * c-decl.c (start_function): Add invocation of 5199 SET_DEFAULT_DECL_ATTRIBUTES, if defined. 5200 5201 * tm.texi: Remove description of non-existent macro 5202 SET_DEFAULT_SECTION_NAME. 5203 5204 (HANDLE_SYSV_PRAGMA): Document. 5205 (HANDLE_PRAGMA_PACK_PUSH_POP): Document. 5206 5207Wed Sep 30 22:27:53 1998 Robert Lipe <robertl@dgii.com> 5208 5209 * config.sub: Recognize i[34567]86-pc-udk as new target. 5210 * configure.in: Likewise. 5211 * config/i386/t-udk: New file. 5212 * config/i386/udk.h: New file. 5213 5214Wed Sep 30 19:33:07 1998 Jeffrey A Law (law@cygnus.com) 5215 5216 * reorg.c (check_annul_list_true_false): Remove unused variables. 5217 (steal_delay_list_from_target): Add missing "used_annul" variable. 5218 (try_merge_delay_insns): Close out half formed comment. 5219 5220Wed Sep 30 19:13:20 1998 Zack Weinberg <zack@rabi.phys.columbia.edu> 5221 5222 * cpplib.c (macroexpand): If arg->raw_before or 5223 arg->raw_after, remove any no-reexpansion escape at the 5224 beginning of the pasted token. Correct handling of whitespace 5225 markers and no-reexpand markers at the end if arg->raw_after. 5226 5227 * toplev.c (documented_lang_options): Recognize -include, 5228 -imacros, -iwithprefix, -iwithprefixbefore. 5229 * cpplib.c (cpp_start_read): Process -imacros and -include 5230 switches at the same time and in command-line order, after 5231 initializing the dependency-output code. Emit properly nested 5232 #line directives for them. Emit a #line for the main file 5233 before processing these switches, and don't do it again 5234 afterward. 5235 5236Wed Sep 30 18:03:22 1998 Richard Henderson <rth@cygnus.com> 5237 5238 * function.c (purge_addressof_1): Use bitfield manipulation 5239 routines to handle mem mode < reg mode. 5240 5241Wed Sep 30 18:43:32 1998 Herman ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 5242 5243 * reorg.c (try_merge_delay_insns): Account for resources referenced 5244 in each instruction in INSN's delay list before trying to eliminate 5245 useless instructions. Similarly when looking at a trial insn's delay 5246 slots. 5247 5248 * reorg.c (check_annul_list_true_false): New function. 5249 (steal_delay_list_from_{target,fallthrough}): Call it and also 5250 refine tests for when we may annul if already filled a slot. 5251 (fill_slots_from_thread): Likewise. 5252 (delete_from_delay_slot): Return newly-created thread. 5253 (try_merge_delay_isns): Use its new return value. 5254 5255Wed Sep 30 18:29:26 1998 Jeffrey A Law (law@cygnus.com) 5256 5257 * loop.c (check_dbra_loop): Use a vanilla loop reversal if the biv is 5258 used to compute a giv or as some other non-counting use. 5259 5260Wed Sep 30 18:19:27 1998 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 5261 5262 * regs.h (HARD_REGNO_CALL_PART_CLOBBERED): New macro. 5263 * local-alloc.c (find_free_reg): Use it. 5264 * global.c (find_reg): Likewise. 5265 * tm.texi: Document HARD_REGNO_CALL_PART_CLOBBERED. 5266 5267 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): New macro. 5268 * caller-save.c (init_caller_save): Use it. 5269 * tm.texi: Document HARD_REGNO_CALLER_SAVE_MODE. 5270 5271Wed Sep 30 12:57:30 1998 Zack Weinberg <zack@rabi.phys.columbia.edu> 5272 5273 * configure.in: Add --enable-cpplib option which uses cpplib 5274 for cpp, but doesn't link cpplib into cc1. Make help text 5275 capitalization consistent. 5276 * configure: Rebuilt. 5277 5278Wed Sep 30 10:09:39 1998 Mark Mitchell <mark@markmitchell.com> 5279 5280 * function.c (gen_mem_addressof): If the address REG is 5281 REG_USERVAR_P make the new REG be so also. 5282 * loop.c (scan_loop): Apply DeMorgan's laws and add documentation 5283 in an attempt to clarify slightly. 5284 5285Wed Sep 30 09:57:40 1998 Jeffrey A Law (law@cygnus.com) 5286 5287 * expr.c (expand_expr): Handle COMPONENT_REF, BIT_FIELD_REF ARRAY_REF 5288 and INDIRECT_REF in code to check MAX_INTEGER_COMPUTATION_MODE. 5289 5290Wed Sep 30 10:13:39 1998 Catherine Moore <clm@cygnus.com> 5291 5292 * toplev.c: Fix last patch. 5293 5294Tue Sep 29 20:03:18 1998 Jim Wilson <wilson@cygnus.com> 5295 5296 * loop.c (get_condition): Fix typo in May 9 change. 5297 5298Tue Sep 29 11:11:38 1998 Andrew MacLeod <amacleod@cygnus.com> 5299 5300 * invoke.texi (-fexceptions): Merge 2 different descriptions. 5301 5302Mon Sep 28 22:08:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 5303 5304 * toplev.c (documented_lang_options): Spelling corrections. 5305 5306Mon Sep 28 19:41:24 1998 Alexandre Oliva <oliva@dcc.unicamp.br> 5307 5308 * configure.in: New flags --with-ld and --with-as, equivalent 5309 to setting LD and AS environment variables. Test whether 5310 specified arguments are GNU commands, and report them with 5311 checking messages. Use the specified AS for configure 5312 tests too. 5313 * configure: Likewise. 5314 * acconfig.h: Add DEFAULT_ASSEMBLER and DEFAULT_LINKER. 5315 * config.in: Likewise. 5316 * gcc.c (find_a_file): When looking for `as' and `ld', return 5317 the DEFAULT program if it exists. 5318 * collect2.c (main): Use DEFAULT_LINKER if it exists. 5319 5320 * gcc.c (find_a_file): The test for existence of a full 5321 pathname was reversed. 5322 5323Mon Sep 28 17:34:35 1998 Michael Meissner <meissner@cygnus.com> 5324 5325 * rs6000.h (ASM_OUTPUT_MI_THUNK): Only define on ELF systems. 5326 * rs6000.c (output_mi_thunk): Always use a raw jump for now. 5327 5328Mon Sep 28 14:24:03 1998 Mark Mitchell <mark@markmitchell.com> 5329 5330 * tree.h (TYPE_BINFO): Document. 5331 5332Mon Sep 28 12:55:49 1998 Stan Cox <scox@cygnus.com> 5333 5334 * i386-coff.h (dbxcoff.h): Added. 5335 5336Mon Sep 28 12:51:00 1998 Catherine Moore <clm@cygnus.com> 5337 5338 * toplev.c: Fix bad patch around flag_data_sections. 5339 5340Mon Sep 28 10:32:28 1998 Nick Clifton <nickc@cygnus.com> 5341 5342 * reload1.c (reload): Use reload_address_index_reg_class and 5343 reload_address_base_reg_class when setting 5344 caller_save_spill_class. (Patch generated by Jim Wilson: 5345 wilson@cygnus.com). 5346 5347Mon Sep 28 07:43:34 1998 Mark Mitchell <mark@markmitchell.com> 5348 5349 * c-common.c (c_get_alias_set): Tighten slightly for FUNCTION_TYPEs 5350 and ARRAY_TYPEs. Tidy up. Improve support for type-punning. 5351 * expr.c (store_field): Add alias_set parameter. Set the 5352 MEM_ALIAS_SET accordingly, if the target is a MEM. 5353 (expand_assignment): Use it. 5354 (store_constructor_field): Pass 0. 5355 (expand_expr): Likewise. 5356 5357Mon Sep 28 07:54:03 1998 Catherine Moore <clm@cygnus.com> 5358 5359 * flags.h: Add flag_data_sections. 5360 * toplev.c: Add option -fdata-sections. Add flag_data_sections. 5361 (compile_file): Error if flag_data_sections not supported. 5362 * varasm.c (assemble_variable): Handle flag_data_sections. 5363 * config/svr4.h: Modify prefixes for UNIQUE_SECTION_NAME. 5364 * config/mips/elf.h: Likewise. 5365 * config/mips/elf64.h: Likewise. 5366 * invoke.texi: Describe -fdata-sections. 5367 5368Mon Sep 28 04:15:44 1998 Craig Burley <burley@melange.gnu.org> 5369 5370 * invoke.texi (-ffloat-store): Clarify that this option 5371 does not affect intermediate results -- only variables. 5372 5373Mon Sep 28 04:11:35 1998 Jeffrey A Law (law@cygnus.com) 5374 5375 * cpp.texi: Update for Fortran usage from Craig. 5376 5377Fri Sep 25 22:09:47 1998 David Edelsohn <edelsohn@gnu.org> 5378 5379 * rs6000.c (function_arg_boundary): Revert accidental change on 5380 September 18. 5381 5382Fri Sep 25 20:30:00 1998 Michael Meissner <meissner@cygnus.com> 5383 5384 * rs6000.h (ASM_OUTPUT_MI_THUNK): Declare, call output_mi_thunk. 5385 (output_mi_thunk): Declare. 5386 5387 * rs6000.c (output_mi_thunk): Function to create thunks for MI. 5388 (output_function_profiler): Use r12 for temp, instead of r11 so 5389 that we preserve the static chain register. 5390 5391Fri Sep 25 14:18:33 1998 Jim Wilson <wilson@cygnus.com> 5392 5393 * sdbout.c (sdbout_one_type): Don't look at TYPE_BINFO field of enums. 5394 5395Fri Sep 25 19:30:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 5396 5397 * sh.c (gen_shl_sext): Fix case 5. 5398 5399Fri Sep 25 17:35:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 5400 5401 * reload1.c (reload_combine): Re-add line that got accidentally lost. 5402 5403Fri Sep 25 10:43:47 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 5404 5405 * cccp.c (pedwarn_with_file_and_line): For !__STDC__ case, avoid 5406 accessing variables until they are initialized via va_arg(). 5407 5408Thu Sep 24 22:12:16 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 5409 5410 * reload1.c (reload_combine): Initialize set before using. 5411 5412Thu Sep 24 18:53:20 1998 Jason Merrill <jason@yorick.cygnus.com> 5413 5414 * sdbout.c (sdbout_field_types): Don't emit the types of fields we 5415 won't be emitting. 5416 5417Thu Sep 24 17:05:30 1998 Nick Clifton <nickc@cygnus.com> 5418 5419 * config/arm/arm.md (insv): Add comment. In CONST_INT case, and 5420 operand3 with mask before using it. Patch provided by Jim Wilson. 5421 5422Thu Sep 24 15:08:08 1998 Jakub Jelinek <jj@sunsite.ms.mff.cuni.cz> 5423 5424 * config/sparc/sparc.c (function_value): Perform the equivalent of 5425 PROMOTE_MODE for ARCH64. 5426 (eligible_for_epilogue_delay): Allow DImode operations in delay 5427 slot of a return for ARCH64. 5428 5429Thu Sep 24 22:17:54 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 5430 5431 * sh.md (sqrtsf2): Fix mode of sqrt. 5432 5433Thu Sep 24 21:48:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 5434 5435 * reload1.c (choose_reload_regs): Also try inheritance when 5436 reload_in is a stack slot of a pseudo, even if we already got a 5437 reload reg. 5438 5439Thu Sep 24 21:22:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 5440 5441 * reload1.c (reload_cse_regs_1): Renamed from reload_cse_regs. 5442 (reload_cse_regs): New function body: call reload_cse_regs_1, 5443 reload_combine, reload_cse_move2add. 5444 When doing expensive_optimizations, call reload_cse_regs_1 a 5445 second time after reload_cse_move2add. 5446 (reload_combine, reload_combine_note_store): New functions. 5447 (reload_combine_note_use): New function. 5448 (reload_cse_move2add, move2add_note_store): New functions. 5449 5450Thu Sep 24 18:48:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 5451 5452 * reload.c (find_reloads): In code to promote RELOAD_FOR_X_ADDR_ADDR 5453 reloads to RELOAD_FOR_X_ADDRESS reloads, test for reload sharing. 5454 5455 Properly keep track of first RELOAD_FOR_X_ADDRESS also for 5456 more than 3 such reloads. 5457 5458 If there is not more than one RELOAD_FOR_X_ADDRESS, don't change 5459 RELOAD_FOR_X_ADDR_ADDR reload. 5460 5461Thu Sep 24 17:45:55 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 5462 5463 * expr.c (store_constructor): When initializing a field that is smaller 5464 than a word, at the start of a word, try to widen it to a full word. 5465 5466 * cse.c (cse_insn): When we are about to change a register, 5467 remove any invalid references to it. 5468 5469 (remove_invalid_subreg_refs): New function. 5470 (mention_regs): Special treatment for SUBREGs. 5471 (insert_regs): Don't strip SUBREG for call to mention_regs. 5472 Check if reg_tick needs to be bumped up before that call. 5473 (lookup_as_function): Try to match known word_mode constants when 5474 looking for a norrower constant. 5475 (canon_hash): Special treatment for SUBREGs. 5476 5477Thu Sep 24 01:35:34 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 5478 5479 * config/sparc/sol2-sld-64.h (TRANSFER_FROM_TRAMPOLINE): Define. 5480 * config/sparc/sparc.c (sparc64_initialize_trampoline): If that is 5481 defined, emit libcall to __enable_execute_stack. Also fix opcodes 5482 and offsets in actual stack trampoline code so they match the 5483 commentary and actually work. 5484 5485Thu Sep 24 01:19:02 1998 Jakub Jelinek <jj@sunsite.ms.mff.cuni.cz> 5486 5487 * configure.in (sparcv9-*-solaris): Use t-sol2 and t-sol2-64 for 5488 tmake_file. 5489 (sparc64-*-linux): Use t-linux and sparc/t-linux64 for 5490 tmake_file. Set extra_parts to needed crt objects. 5491 * configure: Rebuilt. 5492 * config/sparc/linux64.h (SPARC_BI_ARCH): Define. 5493 (TARGET_DEFAULT): Set if default is v9 or ultra. 5494 (STARTFILE_SPEC32, STARTFILE_SPEC64): New macros. 5495 (STARTFILE_SPEC): Set to those upon SPARC_BI_ARCH. 5496 (ENDFILE_SPEC32, ENDFILE_SPEC64, ENDFILE_SPEC): Likewise. 5497 (SUBTARGET_EXTRA_SPECS, LINK_ARCH32_SPEC, LINK_ARCH64_SPEC, 5498 LINK_SPEC, LINK_ARCH_SPEC): Likewise. 5499 (TARGET_VERSION): Define. 5500 (MULTILIB_DEFAULT): Define. 5501 * config/sparc/sparc.h (CPP_CPU_DEFAULT_SPEC): Rearrange so that 5502 mixed 32/64 bit compilers based upon SPARC_BI_ARCH work. 5503 (CPP_CPU64_DEFAULT_SPEC, CPP_CPU32_DEFAULT_SEC): Define 5504 appropriately. 5505 (TARGET_SWITCHES): Allow ptr32/ptr64 options once more. 5506 * config/sparc/sparc.c (sparc_override_options): If arch and 5507 pointer size disagree, emit diagnostic and fix it up. If 5508 SPARC_BI_ARCH and TARGET_ARCH32, set cmodel to CM_32. Turn off 5509 V8PLUS in 64-bit mode. 5510 * config/sparc/t-linux64: New file. 5511 * config/sparc/t-sol2-64: New file. 5512 * config/sparc/t-sol2: Adjust build rules to use MULTILIB_CFLAGS. 5513 * config/sparc/sol2-sld-64.h (SPARC_BI_ARCH): Define. 5514 (ASM_CPU32_DEFAULT_SPEC, ASM_CPU64_DEFAULT_SPEC, 5515 CPP_CPU32_DEFAULT_SPEC, CPP_CPU64_DEFAULT_SPEC): Define. 5516 (ASM_SPEC, CPP_CPU_SPEC): Set appropriately based upon those. 5517 (STARTFILE_SPEC32, STARTFILE_SPEC32, STARTFILE_ARCH_SPEC): 5518 Define. 5519 (STARTFILE_SPEC): Set appropriately based upon those. 5520 (CPP_CPU_DEFAULT_SPEC, ASM_CPU_DEFAULT_SPEC): Set based upon 5521 disposition of DEFAULT_ARCH32_P. 5522 (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC): Define. 5523 (LINK_ARCH_SPEC, LINK_ARCH_DEFAULT_SPEC): Set based upon those. 5524 (CC1_SPEC, MULTILIB_DEFAULTS): Set based upon DEFAULT_ARCH32_P. 5525 (MD_STARTFILE_PREFIX): Set correctly based upon SPARC_BI_ARCH. 5526 * config/sparc/xm-sysv4-64.h (HOST_BITS_PER_LONG): Only set on 5527 arch64/v9. 5528 * config/sparc/xm-sp64.h (HOST_BITS_PER_LONG): Likewise. 5529 5530Wed Sep 23 22:32:31 1998 Mark Mitchell <mark@markmitchell.com> 5531 5532 * rtl.h (init_virtual_regs): New function. 5533 * emit-rtl.c (init_virtual_regs): Define. 5534 (insn_emit): Use it. 5535 * integrate.c (save_for_inline_copying): Likewise. 5536 5537Wed Sep 23 16:22:01 1998 Nick Clifton <nickc@cygnus.com> 5538 5539 * config/arm/thumb.h: The following patches were made by Jim Wilson: 5540 (enum reg_class): Add NONARG_LO_REGS support. 5541 (REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS, 5542 PREFERRED_RELOAD_CLASS, SECONDARY_RELOAD_CLASS): Likewise. 5543 (GO_IF_LEGITIMATE_ADDRESS): Disable REG+REG addresses before reload 5544 completes. Re-enable HImode REG+OFFSET addresses. 5545 (LEGITIMIZE_RELOAD_ADDRESS): Define. 5546 5547 * expmed.c (extract_bit_field): Add comment from Jim Wilson. 5548 5549Wed Sep 23 13:26:02 1998 Richard Henderson <rth@cygnus.com> 5550 5551 * alpha.c (get_aligned_mem): Revert Sep 20 change. 5552 (alpha_set_memflags, alpha_set_memflags_1): Likewise. 5553 (alpha_align_insns): Properly calculate initial offset wrt max_align. 5554 5555Wed Sep 23 10:45:44 1998 Richard Earnshaw (rearnsha@arm.com) 5556 5557 * arm.c (find_barrier): Revert change of Apr 23. Handle table 5558 jumps as a single entity, taking into account the size of the 5559 table. 5560 5561Tue Sep 22 15:13:34 1998 Alexandre Petit-Bianco <apbianco@cygnus.com> 5562 5563 * tree.def (SWITCH_EXPR): New tree node definition. 5564 5565Mon Sep 21 23:40:38 1998 Jeff Law (law@cygnus.com) 5566 5567 * version.c: Bump for snapshot. 5568 5569Mon Sep 21 22:31:14 1998 Jeff Law (law@cygnus.com) 5570 5571 * version.c: Bump for snapshot. 5572 5573Mon Sep 21 22:48:09 1998 Jeffrey A Law (law@cygnus.com) 5574 5575 * configure.in: Recognize i[34567]86-*-openbsd* and handle it like 5576 NetBSD. 5577 5578Mon Sep 21 22:05:28 1998 Jeffrey A Law (law@cygnus.com) 5579 5580 * Revert this patch. 5581 * reload.c (find_reloads): Do not replace a pseudo with 5582 (MEM (reg_equiv_addr)) in the initializing insn for the 5583 pseudo. 5584 5585Mon Sep 21 20:19:41 1998 John Carr <jfc@mit.edu> 5586 5587 * final.c (final_scan_insn): Disable tracking CC across branches. 5588 5589Mon Sep 21 17:15:26 1998 Andrew MacLeod <amacleod@cygnus.com> 5590 5591 * expr.h (eh_rtime_match_libfunc): New extern declaration. 5592 * optabs.c (init_optabs): Set eh_rtime_match_libfunc. 5593 * except.c (start_catch_handler): Use eh_rtime_match_libfunc. 5594 * libgcc2.c (__eh_rtime_match): Always return 0 if the matcher is 5595 NULL. Only include <stdio.h> if inhibit_libc is not defined. 5596 5597Mon Sep 21 14:10:51 1998 Jason Merrill <jason@yorick.cygnus.com> 5598 5599 * toplev.c (rest_of_compilation): Skip compiling anything with 5600 DECL_EXTERNAL set, not just if it has DECL_INLINE as well. 5601 5602Mon Sep 21 13:51:05 1998 Jim Wilson <wilson@cygnus.com> 5603 5604 * flow.c (find_basic_blocks): Delete check for in_libcall_block when 5605 prev_code is a CALL_INSN. Change check for REG_RETVAL note to 5606 use in_libcall_block. 5607 (find_basic_blocks_1): Delete check for in_libcall_block when prev_code 5608 is a CALL_INSN. If CALL_INSN and in_libcall_block, then change code 5609 to INSN. 5610 5611Mon Sep 21 14:02:23 1998 Robert Lipe <robertl@dgii.com> 5612 5613 * i386.h (TARGET_SWITCHES): Improve doc for align-double. Fix 5614 typo in no-fancy-math-387 description. 5615 5616Mon Sep 21 09:27:18 1998 Jeff Law (law@cygnus.com) 5617 5618 * version.c: Bump for snapshot. 5619 5620Mon Sep 21 09:24:49 1998 Stan Cox <scox@cygnus.com> 5621 5622 * i386-coff.h (DBX_DEBUGGING_INFO): Added. 5623 5624Mon Sep 21 09:14:49 1998 Robert Lipe <robertl@dgii.com> 5625 5626 * i386.h (TARGET_SWITCHES): Add description fields for flags 5627 documented in install.texi. 5628 (TARGET_OPTIONS): Likewise. 5629 5630Mon Sep 21 01:39:03 1998 Jeff Law (law@cygnus.com) 5631 5632 * version.c: Bump for snapshot. 5633 5634Mon Sep 21 01:53:05 1998 Felix Lee <flee@cygnus.com> 5635 5636 * c-lex.c (init_lex): Use getenv ("LANG"), not GET_ENVIRONMENT (). 5637 * cccp.c (main): Likewise. 5638 5639 * cccp.c, collect2.c, cpplib.c, gcc.c, config/i386/xm-cygwin32.h: 5640 Rename GET_ENVIRONMENT to GET_ENV_PATH_LIST, and fix some 5641 macro-use bugs. 5642 5643Mon Sep 21 00:52:12 1998 Per Bothner <bothner@cygnus.com> 5644 5645 * Makefile.in (LIBS): Link in libiberty.a. 5646 * c-common.c, gcc.c, toplev.c: Replace (some) bcopy calls by memcpy. 5647 5648Sun Sep 20 23:28:11 1998 Richard Henderson <rth@cygnus.com> 5649 5650 * reload1.c (emit_reload_insns): Accept a new arg for the bb. Use 5651 it to update bb boundaries. Update caller. 5652 * function.c (reposition_prologue_and_epilogue_notes): Update 5653 bb boundaries wrt the moved note. 5654 5655Sun Sep 20 20:57:02 1998 Robert Lipe <robertl@dgii.com> 5656 5657 * configure.in (i*86-*-sysv5*): Use fixinc.svr4 to patch byteorder 5658 problems. 5659 * configure: Regenerate. 5660 5661Sun Sep 20 19:01:51 1998 Richard Henderson <rth@cygnus.com> 5662 5663 * alpha.c (alpha_sr_alias_set): New variable. 5664 (override_options): Set it. 5665 (alpha_expand_prologue, alpha_expand_epilogue): Use it. 5666 (mode_mask_operand): Fix signed-unsigned comparison warning. 5667 (alpha_expand_block_move): Likewise. 5668 (print_operand): Likewise. 5669 (get_aligned_mem): Use change_address. 5670 (alpha_set_memflags, alpha_set_memflags_1): Set the alias set. 5671 (alphaev4_insn_pipe, alphaev4_next_group): New functions. 5672 (alphaev4_next_nop, alphaev5_next_nop): New functions. 5673 (alpha_align_insns): Remade from old alphaev5_align_insns 5674 to handle multiple processors. 5675 (alpha_reorg): Call alpha_align_insns for both ev4 and ev5. 5676 * output.h (label_to_alignment): Prototype. 5677 5678 * tree.c (new_alias_set): New function. 5679 * tree.h (new_alias_set): Declare it. 5680 * c-common.c (c_get_alias_set): Use it. 5681 5682Sun Sep 20 12:35:55 1998 Richard Henderson <rth@cygnus.com> 5683 5684 * fold-const.c (fold): Yet another COND_EXPR bug: when folding 5685 to an ABS expr, convert an unsigned input to signed. 5686 5687Sun Sep 20 12:14:45 1998 Jeffrey A Law (law@cygnus.com) 5688 5689 * fold-const.c (fold): Fix another type in COND_EXPR handling code. 5690 56911998-09-20 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 5692 5693 * configure.in: Add support for c4x targets. 5694 * configure: Rebuilt. 5695 5696Sun Sep 20 00:00:51 1998 Richard Henderson <rth@cygnus.com> 5697 5698 * combine.c (distribute_notes): If an insn is a cc0 user, only 5699 delete it if we can also delete the cc0 setter. 5700 5701Sun Sep 20 00:22:23 1998 Michael Tiemann <michael@impact.tiemann.org> 5702 5703 * fold-const.c (fold): Fix typo in COND_EXPR handling code. 5704 (invert_truthvalue): Enable truthvalue inversion for 5705 floating-point operands if -ffast-math. 5706 5707Sat Sep 19 23:58:07 1998 Melissa O'Neill <oneill@cs.sfu.ca> 5708 5709 * configure.in: Disable collect2 for nextstep. Instead use 5710 crtbegin/crtend. 5711 * configure: Rebuilt. 5712 * config/nextstep.h (STARTFILE_SPEC): Add crtbegin. 5713 (ENDFILE_SPEC): Define. 5714 (OBJECT_FORMAT_MACHO): Define. 5715 (EH_FRAME_SECTION_ASM_OP): Define. 5716 * crtstuff.c: Handle MACHO. 5717 5718Sun Sep 20 00:24:24 1998 Robert Lipe <robertl@dgii.com> 5719 5720 * config/i386/sco5.h (TARGET_MEM_FUNCTIONS): Define. 5721 57221998-09-19 Torbjorn Granlund <tege@matematik.su.se> 5723 5724 * fp-bit.c (pack_d): Do not clear SIGN when fraction is 0. 5725 (_fpadd_parts): Get sign right for 0. 5726 57271998-09-19 Michael Hayes <m.hayes@elec.canterbury.ac.nz> 5728 5729 * ginclude/varargs.h: Add support for C4x target. 5730 * ginclude/stdargs.h: Likewise. 5731 5732Sat Sep 19 12:05:09 1998 Richard Henderson <rth@cygnus.com> 5733 5734 * alpha.c (alpha_return_addr): SET should be VOIDmode. 5735 (alpha_emit_set_long_const): Rewrite to be callable from reload 5736 and 32-bit hosts. 5737 (alpha_expand_epilogue): Update for alpha_emit_set_long_const. 5738 * alpha.md (movdi): Likewise. 5739 5740Sat Sep 19 07:33:36 1998 Richard Earnshaw (rearnsha@arm.com) 5741 5742 * arm.c (add_constant): New parameter address_only, change caller. 5743 Set it nonzero if taking the address of an item in the pool. 5744 (arm_reorg): Handle cases where we need the address of an item in 5745 the pool. 5746 5747 * arm.c (bad_signed_byte_operand): Check both arms of a sum in 5748 a memory address. 5749 * arm.md (splits for *extendqihi_insn and *extendqisi_insn): Handle 5750 memory addresses that are not in standard canonical form. 5751 5752Sat Sep 19 01:00:32 1998 Michael Hayes (mph@elec.canterbury.ac.nz) 5753 5754 * README.C4X: New file with information about the c4x ports. 5755 * ginclude/va-c4x.h: New file for c4x varargs support. 5756 * config/c4x: New directory with c4x port files. 5757 5758Fri Sep 18 22:52:05 1998 Jeffrey A Law (law@cygnus.com) 5759 5760 * reload.c (find_reloads): Do not replace a pseudo with 5761 (MEM (reg_equiv_addr)) in the initializing insn for the 5762 pseudo. 5763 5764Fri Sep 18 23:50:56 1998 David Edelsohn <edelsohn@gnu.org> 5765 5766 * toplev.c (rest_of_compilation): Set bct_p on second call to 5767 loop_optimize. 5768 * loop.c (loop_optimize, scan_loop, strength_reduce): New argument 5769 bct_p. 5770 (strength_reduce): Only call analyze_loop_iterations and 5771 insert_bct if bct_p set. 5772 (check_dbra_loop): Fix typo. 5773 (insert_bct): Use word_mode instead of SImode. 5774 (instrument_loop_bct): Likewise. Do not delete iteration count 5775 condition code generation insn. Initialize iteration count before 5776 loop start. 5777 * rtl.h (loop_optimize): Update prototype. 5778 5779 * ginclude/va-ppc.h (va_arg): longlong types in overflow area are 5780 not doubleword aligned. 5781 5782 * rs6000.c (optimization_options): New function. 5783 (secondary_reload_class): Only call true_regnum for PSEUDO_REGs. 5784 * rs6000.h (OPTIMIZATION_OPTIONS): Define. 5785 (REG_ALLOC_ORDER): Allocate highest numbered condition regsiters 5786 first; cr1 can be used for FP record condition insns. 5787 5788Fri Sep 18 09:44:55 1998 Nick Clifton <nickc@cygnus.com> 5789 5790 * config/m32r/m32r.h (m32r_block_immediate_operand): Add to 5791 PREDICATE_CODES. 5792 5793 * config/m32r/m32r.md: Add "movstrsi" and "movstrsi_internal" 5794 patterns. 5795 5796 * config/m32r/m32r.c (m32r_print_operand): Add 's' and 'p' 5797 operators. 5798 (block_move_call): New function: Call a library routine to copy a 5799 block of memory. 5800 (m32r_expand_block_move): New function: Expand a "movstrsi" 5801 pattern into a sequence of insns. 5802 (m32r_output_block_move): New function: Expand a 5803 "movstrsi_internal" pattern into a sequence of assembler opcodes. 5804 (m32r_block_immediate_operand): New function: Return true if the 5805 RTL is an integer constant, less than or equal to MAX_MOVE_BYTES. 5806 5807Thu Sep 17 16:42:16 1998 Andrew MacLeod <amacleod@cygnus.com> 5808 5809 * except.c (start_catch_handler): Issue 'fatal' instead of 'error' and 5810 re-align some code. 5811 * libgcc2.c (__eh_rtime_match): fprintf a runtime error. Use <stdio.h>. 5812 5813Thu Sep 17 12:24:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 5814 5815 * regmove.c (copy_src_to_dest): Check that modes match. 5816 5817Wed Sep 16 22:10:42 1998 Robert Lipe <robertl@dgii.com> 5818 5819 * config/i386/sco5.h (SUPPORTS_WEAK): True only if targeting ELF. 5820 5821Wed Sep 16 15:24:54 1998 Richard Henderson <rth@cygnus.com> 5822 5823 * i386.h (PREFERRED_RELOAD_CLASS): Respect an existing class 5824 narrower than FLOAT_REGS. 5825 5826Wed Sep 16 17:51:00 1998 Alexandre Oliva <oliva@dcc.unicamp.br> 5827 5828 * cpplib.c: Removed OLD_GPLUSPLUS_INCLUDE_DIR. 5829 * cccp.c: Likewise. 5830 * Makefile.in (old_gxx_include_dir): Removed. 5831 5832Wed Sep 16 12:29:22 1998 Nick Clifton <nickc@cygnus.com> 5833 5834 * config/sh/sh.h: Update definition of HANDLE_PRAGMA to match 5835 new specification. 5836 5837 * config/sh/sh.c (handle_pragma): Rename to sh_handle_pragma(). 5838 (sh_handle_pragma): Change function arguments to match new 5839 specification for HANDLE_PRAGMA. 5840 5841Wed Sep 16 12:43:19 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 5842 5843 * gen-protos.c (parse_fn_proto): Cast argument of ISALNUM to 5844 `unsigned char'. 5845 (main): Mark parameter `argc' with ATTRIBUTE_UNUSED. 5846 When generating output, initialize missing struct member to zero. 5847 5848Wed Sep 16 14:47:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 5849 5850 * regmove.c (copy_src_to_dest): Don't copy if that requires 5851 (a) new register(s). 5852 5853Wed Sep 16 01:29:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 5854 5855 * global.c (reg_allocno): Now static. 5856 * reload1.c (reg_allocno): Delete declaration. 5857 (order_regs_for_reload): Take no arguments. Don't treat regs 5858 allocated by global differently than those allocated by local-alloc. 5859 5860Wed Sep 16 01:09:01 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl> 5861 5862 * m68k/m68k.c (output_function_prologue): Reverse NO_ADDSUB_Q 5863 condition, fix format strings. 5864 (output_function_epilogue): Likewise. 5865 5866 * m68k/m68k.c: Don't include <stdlib.h> directly. 5867 5868Wed Sep 16 00:30:56 1998 Geoff Keating <geoffk@ozemail.com.au> 5869 5870 * gcse.c: New definition NEVER_SET for reg_first_set, reg_last_set, 5871 mem_first_set, mem_last_set; because 0 can be a CUID. 5872 (oprs_unchanged_p): Use new definition. 5873 (record_last_reg_set_info): Likewise. 5874 (record_last_mem_set_info): Likewise. 5875 (compute_hash_table): Likewise. 5876 5877Tue Sep 15 22:59:52 1998 Jeffrey A Law (law@cygnus.com) 5878 5879 * rs6000.c (output_epilogue): Handle Chill. 5880 5881 * mn10200.h (ASM_OUTPUT_DWARF2_ADDR_CONST): Define. 5882 * mn10300.h (ASM_OUTPUT_DWARF2_ADDR_CONST): Define. 5883 5884 * combine.c (make_extraction): If no mode is specified for 5885 an operand of insv, extv, or extzv, default it to word_mode. 5886 (simplify_comparison): Similarly. 5887 * expmed.c (store_bit_field): Similarly. 5888 (extract_bit_field): Similarly. 5889 * function.c (fixup_var_regs_1): Similarly. 5890 * recog.c (validate_replace_rtx_1): Similarly. 5891 * mips.md (extv, extzv, insv expanders): Default modes for most 5892 operands. Handle TARGET_64BIT. 5893 (movdi_uld, movdi_usd): New patterns. 5894 5895 * pa.c (emit_move_sequence): Do not replace a pseudo with its 5896 equivalent memory location unless we have been provided a scratch 5897 register. Similarly do not call find_replacement unless a 5898 scratch register has been provided. 5899 5900Tue Sep 15 19:23:01 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 5901 5902 * i386.h (PREFERRED_RELOAD_CLASS): For standard 387 constants, 5903 return FLOAT_REGS. 5904 5905Tue Sep 15 19:09:06 1998 Richard Henderson <rth@cygnus.com> 5906 5907 * tree.h (BUILT_IN_CALLER_RETURN_ADDRESS): Unused. Kill. 5908 (BUILT_IN_FP, BUILT_IN_SP, BUILT_IN_SET_RETURN_ADDR_REG): Kill. 5909 (BUILT_IN_EH_STUB_OLD, BUILT_IN_EH_STUB, BUILT_IN_SET_EH_REGS): Kill. 5910 (BUILT_IN_EH_RETURN, BUILT_IN_DWARF_CFA): New. 5911 * c-decl.c (init_decl_processing): Update accordingly. 5912 * expr.c (expand_builtin): Likewise. 5913 5914 * rtl.h (global_rtl): Add cfa entry. 5915 (virtual_cfa_rtx, VIRTUAL_CFA_REGNUM): New. 5916 (LAST_VIRTUAL_REGISTER): Update. 5917 * emit-rtl.c (global_rtl): Add cfa entry. 5918 (init_emit): Initialize it. 5919 * function.c (cfa_offset): New. 5920 (instantiate_virtual_regs): Initialize it. 5921 (instantiate_virtual_regs_1): Instantiate virtual_cfa_rtx. 5922 (expand_function_end): Call expand_eh_return. 5923 * tm.texi (ARG_POINTER_CFA_OFFSET): New. 5924 5925 * except.c (current_function_eh_stub_label): Kill. 5926 (current_function_eh_old_stub_label): Likwise; update all references. 5927 (expand_builtin_set_return_addr_reg): Kill. 5928 (expand_builtin_eh_stub_old, expand_builtin_eh_stub): Kill. 5929 (expand_builtin_set_eh_regs): Kill. 5930 (eh_regs): Produce a third reg for the actual handler address. 5931 (eh_return_context, eh_return_stack_adjust): New. 5932 (eh_return_handler, eh_return_stub_label): New. 5933 (init_eh_for_function): Initialize them. 5934 (expand_builtin_eh_return, expand_eh_return): New. 5935 * except.h: Update prototypes. 5936 * flow.c (find_basic_blocks_1): Update references to the stub label. 5937 * function.h (struct function): Kill stub label elements. 5938 5939 * libgcc2.c (in_reg_window): For REG_SAVED_REG, check that the 5940 register number is one that would be in the previous window. 5941 Provide a dummy definition for non-windowed targets. 5942 (get_reg_addr): New function. 5943 (get_reg, put_reg, copy_reg): Use it. 5944 (__throw): Rely on in_reg_window, not INCOMING_REGNO. Kill stub 5945 generating code and use __builtin_eh_return. Use __builtin_dwarf_cfa. 5946 5947 * alpha.c (alpha_eh_epilogue_sp_ofs): New. 5948 (alpha_init_expanders): Initialize it. 5949 (alpha_expand_epilogue): Use it. 5950 * alpha.h: Declare it. 5951 * alpha.md (eh_epilogue): New. 5952 5953 * m68h.h (ARG_POINTER_CFA_OFFSET): New. 5954 * sparc.h (ARG_POINTER_CFA_OFFSET): New. 5955 5956Tue Sep 15 19:31:58 1998 Michael Meissner <meissner@cygnus.com> 5957 5958 * i960.h (CONST_COSTS): Fix thinko. Test flag, not the constant 5959 flag bit mask. 5960 5961Tue Sep 15 14:10:54 1998 Andrew MacLeod <amacleod@cygnus.com> 5962 5963 * except.h (struct eh_entry): Add false_label field. 5964 (end_catch_handler): Add prototype. 5965 * except.c (push_eh_entry): Set false_label field to NULL_RTX. 5966 (start_catch_handler): When using old style exceptions, issue 5967 runtime typematch code before continuing with the handler. 5968 (end_catch_handler): New function, generates label after handler 5969 if needed by older style exceptions. 5970 (expand_start_all_catch): No need to check for new style exceptions. 5971 (output_exception_table_entry): Only output the first handler label 5972 for old style exceptions. 5973 * libgcc2.c (__eh_rtime_match): New routine to lump runtime matching 5974 mechanism into one function, if a runtime matcher is provided. 5975 5976Tue Sep 15 13:53:59 1998 Andrew MacLeod <amacleod@cygnus.com> 5977 5978 * config/i960/i960.h (SLOW_BYTE_ACCESS): Change definition to 1. 5979 5980Tue Sep 15 09:59:01 1998 Mark Mitchell <mark@markmitchell.com> 5981 5982 * integrate.c (copy_decl_list): Fix typo. 5983 5984Tue Sep 15 04:18:52 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 5985 5986 * config/sparc/sparc.md (movdf_const_intreg_sp32): Fix length 5987 attribute. 5988 5989Mon Sep 14 14:02:53 1998 Jeff Law (law@cygnus.com) 5990 5991 * version.c: Bump for snapshot. 5992 5993Mon Sep 14 10:33:56 1998 Jeff Law (law@cygnus.com) 5994 5995 * version.c: Bump for snapshot. 5996 5997Mon Sep 14 09:51:05 1998 Jeff Law (law@cygnus.com) 5998 5999 * version.c: Bump for snapshot. 6000 6001Sun Sep 13 22:10:18 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 6002 6003 * invoke.texi (C Dialect Options): Put back missing @end itemize. 6004 6005Mon Sep 14 02:33:46 1998 Alexandre Oliva <oliva@dcc.unicamp.br> 6006 6007 * configure.in: Remove usage of `!' to negate the result of a 6008 command; some common shells do not support it. 6009 6010Sun Sep 13 19:17:35 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 6011 6012 * configure.in: In sparc9-sol2 config, use 'if test' not 6013 brackets. 6014 * configure: Rebuilt. 6015 6016 * config/sparc/sol2-sld-64.h (SPARC_DEFAULT_CMODEL): Change to 6017 CM_MEDANY. 6018 (CPP_CPU_SPEC): Do not define _LP64, header files do this. 6019 (CPP_CPU_DEFAULT_SPEC): Likewise. 6020 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Get the names right 6021 for arch64 libfuncs. 6022 6023 * config/sparc/sparc.md (goto_handler_and_restore): Allow any mode 6024 for operand zero. 6025 6026Sun Sep 13 09:11:59 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 6027 6028 * acconfig.h (NEED_DECLARATION_STRSIGNAL): Provide a stub. 6029 6030 * collect2.c: Don't declare `sys_siglist' here. 6031 (my_strsignal): Prototype and define new function. Use it in 6032 place of `sys_siglist' hacks. 6033 6034 * mips_tfile.c: Likewise. 6035 6036 * configure.in (AC_CHECK_FUNCS): Check for strsignal. 6037 (GCC_NEED_DECLARATIONS): Likewise. 6038 6039 * system.h (strsignal): Prototype it, if necessary. 6040 (sys_siglist): Declare it, if necessary. 6041 6042Sun Sep 13 04:37:28 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 6043 6044 * loop.c (move_movables): While removing insn sequences, preserve 6045 the next pointer of the most recently deleted insn when we skip 6046 over a NOTE. 6047 6048Sun Sep 13 08:13:39 1998 Ben Elliston <bje@cygnus.com> 6049 6050 * objc/config-lang.in: Do not output the name of the selected 6051 thread file when building the front-end. The Makefile for the 6052 runtime library will do this. 6053 6054 * objc/Make-lang.in: Do not build the runtime library or install 6055 the Objective-C header files. The Makefile for the runtime 6056 library will do this. 6057 6058 * objc/Makefile.in (all.indirect): Only build the front-end. 6059 (compiler): Rename to `frontend'. 6060 (obj-runtime): Remove target. 6061 (copy-headers): Likewise. 6062 (clean): No need to remove `libobjc.a' any longer. 6063 6064Sat Sep 12 11:37:19 1998 Michael Meissner <meissner@cygnus.com> 6065 6066 * rs6000.h ({ASM,CPP}_CPU_SPEC): Add support for all machines 6067 supported with -mcpu=xxx. 6068 6069Fri Sep 11 23:55:54 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 6070 6071 * flow.c (mark_set_1): Recognize multi-register structure return 6072 values in CALL insns. 6073 (mark_used_regs): Likewise. 6074 (count_reg_sets_1): Likewise. 6075 (count_reg_references): Likewise. 6076 * rtlanal.c (note_stores): Likewise. 6077 (reg_overlap_mentioned_p): Likewise. 6078 * haifa-sched.c (check_live_1): Likewise. 6079 (update_live_1): Likewise. 6080 (sched_analyze_1): Likewise. 6081 (sched_note_set): Likewise. 6082 (birthing_insn_p): Likewise. 6083 (attach_deaths): Likewise. 6084 6085 * config/sparc/sparc.md (movdf_const_intreg_sp64): Disable. 6086 6087Fri Sep 11 22:57:55 1998 Eric Dumazet <dumazet@cosmosbay.com> 6088 6089 * config/i386/sco5.h (ASM_WEAKEN_LABEL): Defined as in svr4.h. 6090 6091Thu Sep 10 22:02:04 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 6092 6093 * glimits.h (__LONG_MAX__): Recognize __sparcv9 too. 6094 6095Thu Sep 10 21:19:10 1998 Jakub Jelinek <jj@sunsite.ms.mff.cuni.cz> 6096 6097 * configure.in: Add check for GAS subsection -1 support. 6098 * acconfig.h (HAVE_GAS_SUBSECTION_ORDERING): Add. 6099 * configure config.in: Rebuilt. 6100 * config/sparc/sparc.h (CASE_VECTOR_MODE): For V9 flag_pic, use 6101 SImode is subsection -1 works, else use DImode. 6102 (ASM_OUTPUT_ADDR_VEC_START, ASM_OUTPUT_ADDR_VEC_END): Define if 6103 subsection -1 works. 6104 * config/sparc/sparc.c (sparc_output_addr_vec, 6105 sparc_output_addr_diff_vec): Use them if defined. 6106 6107Thu Sep 10 10:46:01 1998 Mark Mitchell <mark@markmitchell.com> 6108 6109 * tree.h (DECL_ORIGIN): New macro. 6110 * integrate.c (copy_and_set_decl_abstract_origin): New function. 6111 (copy_decl_list): Use it. 6112 (integrate_parm_decls): Likewise. 6113 (integrate_decl_tree): Likewise. 6114 * dwarf2out.c (decl_ultimate_origin): Simplify. 6115 * dwarfout.c (decl_ultimate_origin): Likewise. 6116 * c-decl.c (duplicate_decls): Use DECL_ORIGIN. 6117 (pushdecl): Likewise. 6118 6119Thu Sep 10 08:01:31 1998 Anthony Green <green@cygnus.com> 6120 6121 * config/rs6000/rs6000.c (output_epilog): Add Java support. 6122 6123Thu Sep 10 14:48:59 1998 Martin von Löwis <loewis@informatik.hu-berlin.de> 6124 6125 * invoke.texi (C++ Dialect Options): Document -fhonor-std. 6126 6127Thu Sep 10 01:38:05 1998 Jeffrey A Law (law@cygnus.com) 6128 6129 * reg-stack.c (straighten_stack): Do nothing if the virtual stack is 6130 empty or has a single entry. 6131 6132 * toplev.c (rest_of_compilation): Open up the dump file for reg-stack 6133 before calling reg_to_stack. 6134 6135Thu Sep 10 00:03:34 1998 Richard Henderson <rth@cygnus.com> 6136 6137 * alpha.c (alphaev5_insn_pipe): Abort on default case. 6138 (alphaev5_next_group): Swallow CLOBBERs and USEs. 6139 6140 * c-tree.h (warn_long_long): Declare it. 6141 6142Wed Sep 9 23:31:36 1998 (Stephen L Moshier) <moshier@world.std.com> 6143 6144 * emit-rtl.c (gen_lowpart_common): Disable optimization of 6145 initialized float-int union if the value is a NaN. 6146 6147Wed Sep 9 23:00:48 1998 Nathan Sidwell <nathan@acm.org> 6148 6149 * c-lex.c (real_yylex): Don't warn about long long constants if 6150 we're allowing long long 6151 6152Wed Sep 9 21:58:41 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 6153 6154 * except.h (current_function_eh_stub_label): Declare. 6155 (current_function_eh_old_stub_label): Declare. 6156 * function.h (struct function): New members eh_stub_label and 6157 eh_old_stub_label. 6158 * except.c (current_function_eh_stub_label): New variable. 6159 (current_function_eh_old_stub_label): New variable. 6160 (init_eh_for_function): Clear them. 6161 (save_eh_status): Save them. 6162 (restore_eh_status): Restore them. 6163 (expand_builtin_eh_stub): Set current_function_eh_stub_label. 6164 (expand_builtin_eh_stub_old): Set current_function_eh_old_stub_label. 6165 * flow.c (find_basic_blocks_1): When handling a REG_LABEL note, don't 6166 make an edge from the block that contains it to the block starting 6167 with the label if this label is one of the eh stub labels. 6168 If eh stub labels exist, show they are reachable from the last block 6169 in the function. 6170 6171 * reload1.c (reload): Break out several subroutines and make some 6172 variables global. 6173 (calculate_needs_all_insns): New function, broken out of reload. 6174 (calculate_needs): Likewise. 6175 (find_reload_regs): Likewise. 6176 (find_group): Likewise. 6177 (find_tworeg_group): Likewise. 6178 (something_needs_reloads): New global variable, formerly in reload. 6179 (something_needs_elimination): Likewise. 6180 (caller_save_spill_class): Likewise. 6181 (caller_save_group_size): Likewise. 6182 (max_needs): Likewise. 6183 (group_size): Likewise. 6184 (max_groups): Likewise. 6185 (max_nongroups): Likewise. 6186 (group_mode): Likewise. 6187 (max_needs_insn): Likewise. 6188 (max_groups_insn): Likewise. 6189 (max_nongroups_insn): Likewise. 6190 (failure): Likewise. 6191 6192 * print-rtl.c (print_rtx): For MEMs, print MEM_ALIAS_SET. 6193 6194Wed Sep 9 13:14:41 1998 Richard Henderson <rth@cygnus.com> 6195 6196 * loop.c (load_mems): Copy rtx for output mem. 6197 6198Wed Sep 9 15:16:58 1998 Gavin Romig-Koch <gavin@cygnus.com> 6199 6200 * mips/abi64.h (LONG_MAX_SPEC): Don't set LONG_MAX for 6201 mips1 or mips2 either. 6202 6203Wed Sep 9 12:31:35 1998 Jeffrey A Law (law@cygnus.com) 6204 6205 * pa.c (pa_reorg): New marking scheme for jumps inside switch 6206 tables. 6207 (pa_adjust_insn_length): Update to work with new marking scheme 6208 for jumps inside switch tables. 6209 * pa.md (switch_jump): Remove pattern. 6210 (jump): Handle jumps inside jump tables. 6211 6212 * Makefile.in (profile.o): Depend on insn-config.h 6213 6214Wed Sep 9 09:36:51 1998 Jim Wilson <wilson@cygnus.com> 6215 6216 * iris6.h (DWARF2_UNWIND_INFO): Undef. 6217 6218Wed Sep 9 01:32:01 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 6219 6220 Add preliminary native sparcv9 Solaris support. 6221 * configure.in: Recognize sparv9-*-solaris2* 6222 * configure: Rebuilt. 6223 * config.sub: Recognize sparcv9 just like sparc64. 6224 * config/sparc/sol2-c1.asm config/sparc/sol2-ci.asm 6225 config/sparc/sol2-cn.asm: Macroize so it can be shared between 6226 32-bit and 64-bit Solaris systems. 6227 * config/sparc/t-sol2: Assemble those with cpp. 6228 * config/sparc/sparc.h (TARGET_CPU_sparcv9): New alias for v9. 6229 (*TF*_LIBCALL): If ARCH64 use V9 names. 6230 * config/sparc/{xm-sysv4-64,sol2-sld-64}.h: New files. 6231 6232Wed Sep 9 01:07:30 1998 Jakub Jelinek <jj@sunsite.ms.mff.cuni.cz> 6233 6234 * config/sparc/sparc.h (TARGET_CM_MEDMID): Fix documentation. 6235 (CASE_VECTOR_MODE): Set to SImode even if PTR64, when MEDLOW and 6236 not doing pic. 6237 (ASM_OUTPUT_ADDR_{VEC,DIFF}_ELT): Check CASE_VECTOR_MODE not 6238 Pmode. 6239 * config/sparc/sparc.md (tablejump): Likewise, and sign extend op0 6240 to Pmode if CASE_VECTOR_MODE is something else. 6241 6242Wed Sep 9 00:10:31 1998 Jeffrey A Law (law@cygnus.com) 6243 6244 * prefix.c (update_path): Correctly handle cases where PATH is 6245 a substring of the builtin prefix, but specifies a different 6246 directory location. 6247 6248Tue Sep 8 23:46:04 1998 Hans-Peter Nilsson <hp@axis.se> 6249 6250 * expr.c: Corrected comment about what MOVE_RATIO does. 6251 * config/alpha/alpha.h: Likewise. 6252 * config/1750a/1750a.h: Likewise. 6253 * config/clipper/clipper.h: Likewise. 6254 * config/i386/i386.h: Likewise. 6255 6256Tue Sep 8 22:56:12 1998 Jeffrey A Law (law@cygnus.com) 6257 6258 * configure.in (m68k-next-nextstep3*): Use collect2. 6259 Similarly for x86 NeXT configurations. 6260 * configure: Rebuilt. 6261 6262Tue Sep 8 01:38:57 1998 Nathan Sidwell <nathan@acm.org> 6263 6264 * configure.in: Don't assume srcdir is .../gcc. 6265 * configure: Rebuilt. 6266 6267Sat Sep 5 16:34:34 1998 John Wehle (john@feith.com) 6268 6269 * global.c: Update comments. 6270 (global_alloc): Assign allocation-numbers 6271 even for registers allocated by local_alloc in case 6272 they are later spilled and retry_global_alloc is called. 6273 (mark_reg_store, mark_reg_clobber, 6274 mark_reg_conflicts, mark_reg_death): Always record a 6275 conflict with a pseudo register even if it has been 6276 assigned to a hard register. 6277 (dump_conflicts): Don't list pseudo registers already assigned to 6278 a hard register as needing to be allocated, but do list their 6279 conflicts. 6280 * local-alloc.c: Update comment. 6281 6282Mon Sep 7 23:38:01 1998 Jeffrey A Law (law@cygnus.com) 6283 6284 * configure.in: Check for bogus GCC_EXEC_PREFIX and LIBRARY_PATH. 6285 * configure: Rebuilt. 6286 6287Mon Sep 7 22:41:46 1998 Michael Meissner <meissner@cygnus.com> 6288 6289 * rs6000.c (rs6000_override_options): Fix name for ec603e, to add 6290 missing 'c'. 6291 * t-ppccomm (MULTILIB_MATCHES_FLOAT): Add support for -mcpu=xxx 6292 for all targets that set -msoft-float. 6293 6294Mon Sep 7 23:30:07 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 6295 6296 * toplev.c (print_switch_values): Make static to match prototype. 6297 6298Mon Sep 7 19:13:59 1998 Jeffrey A Law (law@cygnus.com) 6299 6300 * configure.in: If we are unable to find the "gnatbind" program, 6301 then do not configure the ada subdir. 6302 * configure: Rebuilt. 6303 6304Sun Sep 6 14:03:58 1998 Jeff Law (law@cygnus.com) 6305 6306 * version.c: Bump for snapshot. 6307 6308Sun Sep 6 13:28:07 1998 Jeff Law (law@cygnus.com) 6309 6310 * version.c: Bump for snapshot. 6311 6312Sun Sep 6 08:54:14 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 6313 6314 * Makefile.in (toplev.o): Depend on $(EXPR_H). 6315 (insn-extract.o, insn-attrtab.o): Depend on toplev.h. 6316 6317 * gansidecl.h: Define ATTRIBUTE_NORETURN. 6318 6319 * genattrtab.c: Have insn-attrtab.c include toplev.h. 6320 6321 * genextract.c: Have insn-extract.c include toplev.h. 6322 6323 * rtl.h: Don't prototype `fatal_insn_not_found' and `fatal_insn'. 6324 6325 * toplev.c: Include expr.h. 6326 (really_sorry, fancy_abort): Remove prototypes. 6327 (set_target_switch): Add argument in prototype. 6328 (vfatal): Mark prototype with ATTRIBUTE_NORETURN. 6329 (v_really_sorry): Likewise. 6330 (print_version, print_single_switch, print_switch_values): Make 6331 static and add prototype arguments. 6332 (decl_printable_name): Add prototype arguments. 6333 (lang_expand_expr_t): New typedef. 6334 (lang_expand_expr): Declare as a lang_expand_expr_t. 6335 (incomplete_decl_finalize_hook): Add prototype argument. 6336 (decl_name): Mark variable `verbosity' with ATTRIBUTE_UNUSED. 6337 (botch): Likewise for variable `s'. 6338 (rest_of_type_compilation): Mark variables `type' and `toplev' 6339 with ATTRIBUTE_UNUSED if none of DBX_DEBUGGING_INFO, 6340 XCOFF_DEBUGGING_INFO or SDB_DEBUGGING_INFO are defined. 6341 (display_help): Make variable `i' an `unsigned long'. 6342 (main): Remove unused parameter `envp'. 6343 Cast assignment to `lang_expand_expr' to a `lang_expand_expr_t'. 6344 Cast -1 when comparing it with a `size_t'. 6345 6346 * toplev.h (fatal, fatal_io_error, pfatal_with_name): Mark 6347 prototype with ATTRIBUTE_NORETURN. 6348 (fatal_insn_not_found, fatal_insn, really_sorry, 6349 push_float_handler, pop_float_handler): Add prototypes. 6350 (fancy_abort): Mark prototype with ATTRIBUTE_NORETURN. 6351 (do_abort, botch): Add prototypes. 6352 6353Sat Sep 6 12:05:18 1998 John Carr <jfc@mit.edu> 6354 6355 * final.c (final): If a label is reached only from a single jump, 6356 call NOTICE_UPDATE_CC on the jump and its predecessor before 6357 emitting the insn after the label. 6358 6359 * i386.h: Add AMD K6 support. 6360 Change TARGET_* macros to use table lookup. 6361 (INITIALIZE_TRAMPOLINE): Improve trampoline code. 6362 (ADJUST_COST): Change definition to call function in i386.c. 6363 (ISSUE_RATE): Define as 2 for anything newer than an 80486. 6364 * i386.c: Add AMD K6 support. 6365 Add constants for feature tests used by TARGET_* macros. 6366 (split_di): If before reload, call gen_lowpart and gen_highpart. 6367 (x86_adjust_cost): New function. 6368 (put_jump_code): New function. 6369 (print_operand): New codes 'D' and 'd'. 6370 * i386.md: New insn types. New insn attribute "memory". 6371 Redefine scheduling parameters to use new types and add AMD K6 6372 support. Explicitly set type of most insns. 6373 (move insns): K6 prefers movl $0,reg to xorl reg,reg. Pentium 6374 Pro and K6 prefer movl $1,reg to incl reg. 6375 (adddi3, subdi3): Set cc_status. 6376 (DImode shift patterns): Change label counters from HOST_WIDE_INT 6377 to int; x86 can't have more than 2^31 DImode shifts per file. 6378 (setcc): Combine all setcc patterns. Allow writing memory. 6379 Combine all jump patterns using match_operator. 6380 (*bzero): Name pattern. Emit multiple stos instructions when that 6381 is faster than rep stos. 6382 (xordi3, anddi3, iordi3): Simplify DImode logical patterns and 6383 add define_split. 6384 6385Sun Sep 6 11:17:20 1998 Dave Love <d.love@dl.ac.uk> 6386 6387 * config/m68k/x-next (BOOT_LDFLAGS): Define suitably for f771 6388 linking. 6389 6390Sat Sep 5 22:05:25 1998 Richard Henderson <rth@cygnus.com> 6391 6392 * alpha.c (alpha_ra_ever_killed): Inspect the topmost sequence, 6393 not whatever we're generating now. 6394 6395 * alpha.c (set_frame_related_p, FRP): New. 6396 (alpha_expand_prologue): Mark frame related insns. 6397 (alpha_expand_epilogue): Likewise, but with a null FRP. 6398 * alpha.h (INCOMING_RETURN_ADDR_RTX): New. 6399 * alpha.md (exception_receiver): New. 6400 * alpha/crtbegin.asm (.eh_frame): New beginning. 6401 (__do_frame_setup, __do_frame_takedown): New. 6402 * alpha/crtend.asm (.eh_frame): New ending. 6403 * alpha/elf.h (DWARF2_DEBUGGING_INFO): Define. 6404 (ASM_SPEC): Don't emit both dwarf2 and mdebug. 6405 (ASM_FILE_START): Don't emit .file for dwarf2. 6406 6407 * rtl.h (enum reg_note): Add REG_FRAME_RELATED_EXPR. 6408 * rtl.c (reg_note_name): Likewise. 6409 * rtl.texi (REG_NOTES): Likewise. 6410 * dwarf2out.c (dwarf2out_frame_debug): Use it. Recognize a store 6411 without an offset. 6412 6413Sat Sep 5 14:47:17 1998 Richard Henderson <rth@cygnus.com> 6414 6415 * i386.h (PREFERRED_RELOAD_CLASS): Standard fp constants load to TOS. 6416 * i386.md (movsf, movdf, movxf): Validate memory address returned 6417 from force_const_mem. Kill useless REG_EQUAL setting code. 6418 6419Sat Sep 5 14:23:31 1998 Torbjorn Granlund <tege@matematik.su.se> 6420 6421 * m68k.md (zero_extendsidi2): Fix typo. 6422 6423Sat Sep 5 13:40:24 1998 Krister Walfridsson <cato@df.lth.se> 6424 6425 * configure.in: Removed references to the removed file. 6426 * config/xm-netbsd.h: Use ${cpu_type}/xm-netbsd.h for 6427 arm*-*-netbsd* and ns32k-*-netbsd*. 6428 * config/i386/xm-netbsd.h: Removed unnecessary file. 6429 * config/m68k/xm-netbsd.h: Likewise. 6430 * config/sparc/xm-netbsd.h: Likewise. 6431 * config/mips/xm-netbsd.h: Likewise. 6432 6433Sat Aug 29 13:32:58 1998 Mumit Khan <khan@xraylith.wisc.edu> 6434 6435 * i386/cygwin32.h (BIGGEST_ALIGNMENT): Define. 6436 (PCC_BITFIELD_TYPE_MATTERS): Define to be 0. 6437 6438 * i386/cygwin32.h (ASM_OUTPUT_SECTION_NAME): Don't check for 6439 for exact section attributions. 6440 6441 * i386/mingw32.h (CPP_PREDEFINES): Add __MSVCRT__ for msvc 6442 runtime. 6443 * i386/crtdll.h (CPP_PREDEFINES): Define. 6444 6445Sat Sep 5 03:23:05 1998 Jeffrey A Law (law@cygnus.com) 6446 6447 * m68k.md (5200 movqi): Do not allow byte sized memory references 6448 using address regs. 6449 * m68k.c (output_move_qimode): Do not use byte sized operations on 6450 address registers. 6451 6452 * Makefile.in (pexecute.o): Use pexecute.c from libiberty. Provide 6453 explicit rules for building. Similarly for alloca, vfprintf, 6454 choose-temp and mkstemp, getopt, getopt1, and obstack. 6455 (INCLUDES): Add $(srcdir)/../include. 6456 * pexecute.c, alloca.c, vfprintf.c, choose-temp.c, mkstemp.c: Delete. 6457 * getopt.h, getopt.c getopt1.c, obstack.c, obstack.h: Likewise. 6458 6459Fri Sep 4 11:57:50 1998 Tom Tromey <tromey@cygnus.com> 6460 6461 * gcc.c (do_spec_1): [case 'o'] Account for 6462 lang_specific_extra_outfiles. 6463 (main): Correctly clear all slots in outfiles for 6464 lang_specific_extra_outfiles. Set input_file_number before 6465 calling lang_specific_pre_link. 6466 6467Fri Sep 4 10:37:07 1998 Jim Wilson <wilson@cygnus.com> 6468 6469 * loop.c (load_mems): Fix JUMP_LABEL field after for_each_rtx call. 6470 6471Fri Sep 4 02:01:05 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 6472 6473 * config/sparc/sparc.c (output_double_int): In all V9 symbolic 6474 cases, use xword. 6475 (sparc_output_deferred_case_vectors): If no work to do, return. 6476 Fix thinko in Sept 1 change. 6477 64781998-09-03 SL Baur <steve@altair.xemacs.org> 6479 6480 * Makefile.in: Add semicolon in BISON definition for portability. 6481 6482Thu Sep 3 13:34:41 1998 Toon Moene <toon@moene.indiv.nluug.nl> 6483 6484 * config/nextstep.c (handle_pragma): Correct name of third 6485 argument. 6486 6487Tue Sep 1 11:30:33 1998 Nick Clifton <nickc@cygnus.com> 6488 6489 * config/m32r/m32r.md: Change (reg:CC 17) to (reg:SI 17). 6490 * config/m32r/m32r.h: Make register 17 be fixed. 6491 * config/m32r/m32r.c: Use SImode for cc operations. 6492 6493Thu Sep 3 18:17:34 1998 Benjamin Kosnik <bkoz@cygnus.com> 6494 6495 * invoke.texi (Warning Options): Add -Wnon-template-friend 6496 documentation. 6497 6498Thu Sep 3 18:16:16 1998 Michael Meissner <meissner@cygnus.com> 6499 6500 * rs6000.c (rs6000_override_options): Add -mcpu={401,e603e}. 6501 6502Thu Sep 3 18:05:16 1998 David Edelsohn <edelsohn@gnu.org> 6503 6504 * rs6000.md (movsf): Disable explicit secondary-reload-like 6505 functionality if TARGET_POWERPC64. 6506 (movdf): Remove TARGET_POWERPC64 explicit secondary-reload-like 6507 functionality. 6508 6509Thu Sep 3 11:41:40 1998 Robert Lipe <robertl@dgii.com> 6510 6511 * fixinc.sco: Borrow code to wrap 'bool' typedefs from tinfo.h 6512 and term.h from fixinc.wrap. 6513 6514Thu Sep 3 09:47:31 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 6515 6516 * aclocal.m4 (GCC_HEADER_STRING): New macro to detect if it is 6517 safe to include both string.h and strings.h together. 6518 (GCC_NEED_DECLARATION): Test STRING_WITH_STRINGS when deciding 6519 which headers to search for function declarations. Continue to 6520 prefer string.h over strings.h when both are not acceptable. 6521 6522 * acconfig.h (STRING_WITH_STRINGS): Add stub. 6523 6524 * configure.in: Call GCC_HEADER_STRING. 6525 6526 * system.h: Test STRING_WITH_STRINGS when deciding which headers 6527 to include. Continue to prefer string.h over strings.h when both 6528 are not acceptable. 6529 6530Wed Sep 2 23:56:29 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 6531 6532 * config/sparc/sparc.c (output_double_int): If V9 and MEDLOW, do 6533 not assume top 32-bits of symbolic addresses are zero if 6534 flag_pic. 6535 6536Thu Sep 3 00:23:21 1998 Richard Henderson <rth@cygnus.com> 6537 6538 * ginclude/va-alpha.h: Protect entire second portion of the 6539 file against double inclusion. 6540 6541Thu Sep 3 00:37:55 1998 Ovidiu Predescu <ovidiu@aracnet.com> 6542 6543 Added support for the Boehm's garbage collector. 6544 * configure.in: Handle --enable-objc-gc. 6545 * configure: Rebuilt. 6546 * Makefile.in (CHECK_TARGETS): Add check-objc. 6547 (check-objc): New rule. 6548 * objc/Make-lang.in: Build a different Objective-C library that 6549 runs with the Boehm's collector. 6550 * objc/encoding.c (objc_round_acc_size_for_types): New function. 6551 * objc/encoding.c: Correctly compute the size of compound types in 6552 the presence of bitfields. Skip the variable name of the type if 6553 any. Added support for long long. 6554 * objc/encoding.h (_C_GCINVISIBLE): New specifier. 6555 (_F_GCINVISIBLE): New mask. 6556 * objc/gc.c: New file. Compute the type memory mask associated with 6557 a class based on the runtime information. 6558 * objc/misc.c: Added the hooks that use the Boehm's collector 6559 allocation functions. 6560 * objc/objc-act.c (build_class_template): Generate a new class 6561 member (gc_object_type) to hold the class' type memory mask. 6562 (build_shared_structure_initializer): Initialize the new member to 6563 NULL. 6564 (encode_complete_bitfield): New function. Generate the new 6565 encoding. 6566 (encode_field_decl): Generate the new encoding only for the GNU 6567 runtime. 6568 * objc/objc-api.h (_C_LNG_LNG, _C_ULNG_LNG): New specifiers for the 6569 long long types. 6570 (class_get_gc_object_type): New function to mark a pointer instance 6571 variable as a weak pointer. 6572 * objc/objc-features.texi: New file. 6573 * objc/objc.h (gc_object_type): New class member. 6574 * objc/objects.c (class_create_instance): Create a typed memory 6575 object when compiled with Boehm's collector support. 6576 * objc/sendmsg.c (__objc_init_install_dtable): Call 6577 __objc_send_initialize instead of setting the initialize flag. 6578 (__objc_send_initialize): Call __objc_generate_gc_type_description 6579 to generate the class type memory mask. Rewrite the code that 6580 sends the +initialize so that it is called only once (bug report 6581 and fix from Ronald Pijnacker <Ronald.Pijnacker@best.ms.philips.com>). 6582 * testsuite/objc: New testsuite for Objective-C type encoding. 6583 * testsuite/lib/objc-torture.exp: New file. 6584 * testsuite/lib/objc.exp: New file. 6585 6586Wed Sep 2 14:47:36 1998 Jim Wilson <wilson@cygnus.com> 6587 6588 * jump.c (jump_optimize): In if/then/else transformations, add 6589 another call to modified_between_p for the jump insn. 6590 6591Wed Sep 2 14:16:49 1998 Jeffrey A Law (law@cygnus.com) 6592 6593 * fix-header.c (symlink): Treat like readlink. 6594 6595Wed Sep 2 19:30:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 6596 6597 * dwarfout.c (fundamental_type_code): Encode 32 bit floats/doubles 6598 as FT_float. 6599 6600Wed Sep 2 10:06:07 1998 Nick Clifton <nickc@cygnus.com> 6601 6602 * config/nextstep.h: Update HANDLE_PRAGMA macro. 6603 * config/h8300/h8300.h: Update HANDLE_PRAGMA macro. 6604 * config/i960/i960.h: Update HANDLE_PRAGMA macro. 6605 6606 * config/nextstep.c (handle_pragma): Take three arguments, as per 6607 the new HANDLE_PRAGMA macro specification. 6608 * config/h8300/h8300.c (handle_pragma): Take three arguments, as 6609 per the new HANDLE_PRAGMA macro specification. 6610 * config/i960/i960.c (process_pragma): Take three arguments, as 6611 per the new HANDLE_PRAGMA macro specification. 6612 6613Wed Sep 2 09:25:29 1998 Nick Clifton <nickc@cygnus.com> 6614 6615 * c-lex.c (check_newline): Call HANDLE_PRAGMA before 6616 HANDLE_SYSV_PRAGMA if both are defined. Generate warning messages 6617 if unknown pragmas are encountered. 6618 (handle_sysv_pragma): Interpret return code from 6619 handle_pragma_token (). Return success/failure indication rather 6620 than next unprocessed character. 6621 (pragma_getc): New function: retrieves characters from the 6622 input stream. Defined when HANDLE_PRAGMA is enabled. 6623 (pragma_ungetc): New function: replaces characters back into the 6624 input stream. Defined when HANDLE_PRAGMA is enabled. 6625 6626 * c-pragma.c (handle_pragma_token): Return success/failure status 6627 of the parse. 6628 6629 * c-pragma.h: Change prototype of handle_pragma_token(). 6630 6631 * varasm.c (handle_pragma_weak): Only create this function if 6632 HANDLE_PRAGMA_WEAK is defined. 6633 6634 * c-common,c (decl_attributes): If defined call the expression 6635 contained within the INSERT_ATTRIBUTES macro before adding 6636 attributes to a decl. 6637 6638 * tm.texi (HANDLE_PRAGMA): Document the new version of 6639 HANDLE_PRAGMA, which takes three arguments. 6640 (INSERT_ATTRIBUTES): Document this new macro. 6641 6642 * LANGUAGES: Document the new version of HANDLE_PRAGMA and the 6643 new INSERT_ATTRIBUTES macro. 6644 6645Wed Sep 2 02:03:23 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 6646 6647 * config/sparc/sparc.md (movdf): Only generate special RTL for 6648 LABEL_REFs when PIC. 6649 (move_label_di): Remove. 6650 (movdi_pic_label_ref, movdi_high_pic_label_ref, 6651 movdi_lo_sum_pic_label_ref): New patterns for 64-bit label 6652 references when PIC. 6653 * config/sparc/sparc.h (ASM_OUTPUT_ADDR_VEC_ELT, 6654 ASM_OUTPUT_ADDR_DIFF_ELT): Don't do anything special for MEDLOW, 6655 output an .xword for all 64-bit cases. 6656 6657Tue Sep 1 15:55:17 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 6658 6659 * config/sparc/sparc.c (finalize_pic): Don't output arbitrary 6660 alignment, use FUNCTION_BOUNDARY instead. 6661 (sparc_output_deferred_case_vectors): Likewise. 6662 6663Mon Aug 31 17:25:41 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 6664 6665 * config/sparc/sparc.md (movsf_const_intreg): Kill warning. 6666 (movtf_insn_sp64, movtf_no_e_insn_sp64): Reorder alternatives. 6667 6668Mon Aug 31 13:57:55 1998 Richard Henderson <rth@cygnus.com> 6669 6670 * alpha/va_list.h: New file. 6671 * alpha/x-alpha (EXTRA_HEADERS): New. Add va_list.h. 6672 6673Mon Aug 31 14:55:02 1998 Jeffrey A Law (law@cygnus.com) 6674 6675 * NEWS: Add SCO Openserver and Unixware 7 notes. 6676 6677 * NEWS: Fix typos. 6678 6679Mon Aug 31 15:42:18 1998 Dave Brolley <brolley@cygnus.com> 6680 6681 * varasm.c (compare_constant_1): Handle RANGE_EXPR. 6682 (record_constant_1): Handle RANGE_EXPR. 6683 6684Mon Aug 31 10:54:03 1998 Richard Henderson <rth@cygnus.com> 6685 6686 * print-rtl.c (print_rtx): NOTE_INSN_LIVE has an rtx not a bitmap. 6687 * haifa-sched.c (sched_analyze): Handle NOTE_INSN_RANGE_START 6688 and NOTE_INSN_RANGE_END specially. 6689 (reemit_notes): Likewise. 6690 6691Mon Aug 31 10:18:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 6692 6693 * sparc.c (TMASK, UMASK): Use `(unsigned)1' not `1U'. 6694 (ultrasparc_sched_init): Remove unneeded &. 6695 6696Mon Aug 31 10:47:16 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 6697 6698 * config/m68k/m68k.h (TARGET_SWITCHES): Don't remove MASK_68040 6699 for m68020-60, to prevent the use of fintrz. 6700 6701Sun Aug 30 22:17:20 1998 Mark Mitchell <mark@markmitchell.com> 6702 6703 * configure.in: If the native compiler is GCC use $(WARN_CFLAGS) 6704 even in stage1. 6705 * Makefile.in: Likewise. 6706 * configure: Regenerated. 6707 6708Sun Aug 30 22:15:41 1998 H.J. Lu (hjl@gnu.org) 6709 6710 * configure.in (gxx_include_dir): Changed to 6711 '${prefix}/include/g++'-${libstdcxx_interface}. 6712 * configure: Rebuilt. 6713 6714Sun Aug 30 20:19:43 1998 Hans-Peter Nilsson <hp@axis.se> 6715 6716 * expr.c (expand_expr): Change ">" to ">=" making MOVE_RATIO use 6717 consistent. 6718 * tm.texi (Costs): Say MOVE_RATIO is number of mem-mem move 6719 *sequences* *below* which scalar moves will be used. 6720 6721Sun Aug 30 17:18:43 1998 Jeffrey A Law (law@cygnus.com) 6722 6723 * collect2.c (mktemp): Delete unused declaration. 6724 6725 * config/xm-netbsd.h: Remove unnecessary file. 6726 * config/*/xm-netbsd.h: Do not include the generic xm-netbsd.h 6727 file anymore, it is not needed. 6728 6729Sun Aug 30 16:05:45 1998 Mark Mitchell <mark@markmitchell.com> 6730 6731 * convert.c (convert_to_integer): Issue an error on conversions to 6732 incomplete types. 6733 6734Sun Aug 30 16:47:20 1998 Martin von Lvwis <loewis@informatik.hu-berlin.de> 6735 6736 * Makefile.in: Add lang_tree_files and gencheck.h. 6737 * configure.in: Generate them. 6738 * gencheck.c: Include gencheck.h. 6739 6740Sat Aug 29 21:38:24 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 6741 6742 * config/sparc/sparc.md (pic_lo_sum_di, pic_sethi_di): Rename to 6743 movdi_lo_sum_pic and movdi_high_pic and make visible. 6744 * config/sparc/sparc.c (legitimize_pic_address): For -fPIC, 6745 emit these when Pmode is not SImode. 6746 * config/sparc/linux64.h (SPARC_DEFAULT_CMODEL): Make CM_MEDLOW. 6747 6748Sat Aug 29 14:59:32 1998 Mumit Khan <khan@xraylith.wisc.edu> 6749 6750 * i386/cygwin32.h (ASM_OUTPUT_SECTION_NAME): Don't emit 6751 .linkonce directive after the first time. 6752 6753Sat Aug 29 12:39:56 1998 Jeffrey A Law (law@cygnus.com) 6754 6755 * m68k.md (beq0_di): Generate correct (and more efficient) code when 6756 the clobbered operand overlaps with an input. 6757 (bne0_di): Similarly. 6758 6759 * Makefile.in (INSTALL): Remove "--no-header" argument. 6760 6761 * NEWS: Various updates. 6762 6763Fri Aug 28 19:00:44 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 6764 6765 * config/sparc/sparc.c (arith_operand, const64_operand, 6766 const64_high_operand, arith_double_4096_operand): Mark mode as 6767 unused. 6768 (create_simple_focus_bits): Remove unused arg highest_bit_set, all 6769 callers changed. 6770 (sparc_emit_set_const64): Remove unused variable i. 6771 (sparc_splitdi_legitimate): Likewise for addr_part. 6772 (ultra_code_from_mask): Likewise for mask. 6773 (ultra_cmove_results_ready_p): Fixup entry modulo calc. and 6774 reverse return values so it matches usage and comments. 6775 (ultra_flush_pipeline): Likewise. 6776 (ultra_fpmode_conflict_exists): Likewise, remove unused variable 6777 this_type, and allow loads and stores of differing FP modes as 6778 they do not create a conflict. 6779 (ultra_find_type): Initialize fpmode to SFmode, fix 6780 parenthesization thinkos in large conditional. 6781 (ultrasparc_sched_init): Mark dump and sched_verbose as unused. 6782 Init free_slot_mask after ultra_cur_hist is reset, not before. 6783 (ultrasparc_rescan_pipeline_state): Remove unused variable ucode. 6784 (ultrasparc_sched_reorder): Don't bzero current pipeline state, 6785 use ultra_flush_pipeline instead, then re-init group pointer. 6786 Fix statement with no effect. If no progress made in, and no 6787 instructions scheduled at all, advance to new pipeline cycle else 6788 we get into an endless loop. 6789 (ultrasparc_adjust_cost): Remove previous arg. 6790 * config/sparc/sparc.h (ADJUST_COST): Update to reflect that. 6791 6792Fri Aug 28 13:52:35 1998 Jim Wilson <wilson@cygnus.com> 6793 6794 * sparc.md (DImode, DFmode, TFmode splits): Delete self_reference 6795 code. Use reg_overlap_mentioned_p to detect when source and 6796 destination overlap. 6797 (negtf2_notv9+1): Use DFmode instead of SFmode in last two operands. 6798 67991998-08-28 Brendan Kehoe <brendan@cygnus.com> 6800 6801 * loop.c (check_dbra_loop): Pass COMPARISON_VALUE, not 6802 COMPARISON_VAL, into invariant_p. 6803 6804Fri Aug 28 15:13:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 6805 6806 * regmove.c (regclass_compatible_p): New function. 6807 (regmove_optimize): Use it. 6808 6809 Use NREGS parameter instead of calling max_reg_num. 6810 6811 (fixup_match_1): Don't use code = MINUS when later tieing with 6812 a hard register is likely. 6813 6814Fri Aug 28 14:54:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 6815 6816 * loop.c (check_dbra_loop): Fix calculation of FINAL_VALUE when 6817 COMPARISON_VAL was normalized. 6818 6819Thu Aug 27 20:10:46 1998 Jeffrey A Law (law@cygnus.com) 6820 6821 * loop.c (check_dbra_loop): The loop ending comparison value 6822 must be an invariant or we can not reverse the loop. 6823 6824 * loop.c (scan_loop): Count down from max_reg_num - 1 to 6825 FIRST_PSEUDO_REGISTER to avoid calling max_reg_num each iteration 6826 of the loop. 6827 (load_mems_and_recount_loop_regs_set): Likewise. 6828 6829 * i386.c (print_operand): Remove obsolete 'c' docs. 6830 6831Wed Aug 26 17:13:37 1998 Tom Tromey <tromey@cygnus.com> 6832 6833 * gthr.h: Document __GTHREAD_MUTEX_INIT_FUNCTION. 6834 * frame.c (init_object_mutex): New function. 6835 (init_object_mutex_once): Likewise. 6836 (find_fde): Call it. 6837 (__register_frame_info): Likewise. 6838 (__register_frame_info_table): Likewise. 6839 (__deregister_frame_info): Likewise. 6840 6841Thu Aug 27 15:14:18 1998 Jeffrey A Law (law@cygnus.com) 6842 6843 * haifa-sched.c (sched_analyze_insn): Fix thinko in last change. 6844 6845Thu Aug 27 16:34:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 6846 6847 * loop.c (check_dbra_loop): Enable code for reversal 6848 of some loops without a known constant loop end. 6849 6850Wed Aug 26 18:38:15 1998 Richard Henderson <rth@cygnus.com> 6851 6852 * haifa-sched.c (last_clock_var): New. 6853 (schedule_block): Initialize it. 6854 (schedule_insn): Use it to fill insn modes with issue information. 6855 6856 * alpha.c (alpha_handle_trap_shadows): Remove do-nothing exit. 6857 Tag trapb and next insn with TImode. 6858 (alphaev5_insn_pipe, alphaev5_next_group, alphaev5_align_insns): New. 6859 (alpha_reorg): Add conditional for alpha_handle_trap_shadows. 6860 Invoke alphaev5_align_insns as appropriate. 6861 * alpha.h (LABEL_ALIGN_AFTER_BARRIER): Was ALIGN_LABEL_AFTER_BARRIER. 6862 (MD_SCHED_VARIABLE_ISSUE): New. 6863 * alpha.md (attr type): Add multi. 6864 (define_asm_attributes): New. 6865 (prologue_stack_probe_loop, builtin_setjmp_receiver): Set type multi. 6866 (arg_home): Likewise. 6867 (fnop, unop, realign): New. 6868 6869Wed Aug 26 15:55:41 1998 Jim Wilson <wilson@cygnus.com> 6870 6871 * iris5.h (PREFERRED_DEBUGGING_TYPE): Undef. 6872 * iris5gas.h (PREFERRED_DEBUGGING_TYPE): Define. 6873 6874 * configure.in (powerpc-ibm-aix4.[12]*): Change from 4.[12].*. 6875 (rs6000-ibm-aix4.[12]*): Likewise. 6876 * configure: Regenerate. 6877 6878Wed Aug 26 09:30:59 1998 Nick Clifton <nickc@cygnus.com> 6879 6880 * config/arm/thumb.c (thumb_exit): Do not move a4 into lr if it 6881 already contains the return address. 6882 6883Wed Aug 26 12:57:09 1998 Jeffrey A Law (law@cygnus.com) 6884 6885 * calls.c (expand_call): Use bitfield instructions to extract/deposit 6886 word sized hunks when loading unaligned args into registers. 6887 6888 * haifa-sched.c (sched_analyze_insn): Only create scheduling 6889 barriers for LOOP, EH and SETJMP notes on the loop_notes list. 6890 6891 * mn10300.h (RTX_COSTS): Handle UDIV and UMOD too. 6892 6893Wed Aug 26 16:35:37 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 6894 6895 * loop.c (check_dbra_loop): Add some code that would allow reversal 6896 of some loops without a known constant loop end if it were enabled. 6897 6898Wed Aug 26 11:08:44 1998 Gavin Romig-Koch <gavin@cygnus.com> 6899 6900 * mips.md (lshrsi3_internal2+2): Fix type-o. 6901 6902Wed Aug 26 10:53:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 6903 6904 * system.h: Include stdarg.h/varargs.h, make sure they are ordered 6905 correctly with regards to stdio.h. 6906 6907 * calls.c: Remove stdarg.h/varargs.h. 6908 * cccp.c: Likewise. 6909 * cexp.y: Likewise. 6910 * combine.c: Likewise. 6911 * cpperror.c: Likewise. 6912 * cpplib.c: Likewise. 6913 * cpplib.h: Likewise. 6914 * doprint.c: Likewise. 6915 * emit-rtl.c: Likewise. 6916 * final.c: Likewise. 6917 * fix-header.c: Likewise. 6918 * gcc.c: Likewise. 6919 * genattr.c: Likewise. 6920 * genattrtab.c: Likewise. 6921 * gencodes.c: Likewise. 6922 * genconfig.c: Likewise. 6923 * genemit.c: Likewise. 6924 * genextract.c: Likewise. 6925 * genflags.c: Likewise. 6926 * genopinit.c: Likewise. 6927 * genoutput.c: Likewise. 6928 * genpeep.c: Likewise. 6929 * genrecog.c: Likewise. 6930 * mips-tfile.c: Likewise. 6931 * prefix.c: Likewise. 6932 * protoize.c: Likewise. 6933 * regmove.c: Likewise. 6934 * toplev.c: Likewise. 6935 * tree.c: Likewise. 6936 6937Wed Aug 26 05:09:27 1998 Jakub Jelinek <jj@sunsite.ms.mff.cuni.cz> 6938 6939 * config/sparc/sparc.c (sparc_override_options): If not 6940 TARGET_FPU, turn off TARGET_VIS. 6941 * config/sparc/sparc.h (TARGET_SWITCHES): Add no-vis. 6942 (LEGITIMATE_CONSTANT_P): Allow SF/DF mode zero when TARGET_VIS. 6943 * config/sparc/sparc.md (movsi_insn): Use fzeros not fzero. 6944 (movdi_insn_sp64): Add VIS fzero alternative. 6945 (clear_sf, clear_df): New VIS patterns. 6946 (movsf, movdf expanders): Allow fp_zero_operand flat out when 6947 TARGET_VIS. 6948 (one_cmpldi2_sp64): Provide new fnot1 VIS alternative. 6949 6950Tue Aug 25 10:57:41 1998 Mark Mitchell <mark@markmitchell.com> 6951 6952 * loop.c (n_times_set, n_times_used, may_not_optimize, 6953 reg_single_usage): Convert to varrays. All uses changed. 6954 (insert_loop_mem): Return a value. 6955 (scan_loop): Tweak AVOID_CC_MODE_COPIES code. 6956 (load_mems_and_recount_loop_regs_set): Likewise. Grow the arrays, if 6957 necessary. 6958 6959Tue Aug 25 23:57:12 1998 Jeffrey A Law (law@cygnus.com) 6960 6961 * From Alexandre: 6962 * configure.in: Do not set thread_file to "irix" since no such 6963 support exists yet. 6964 6965 * sparc.md (float abs/neg splits): Check reload_completed before 6966 calling alter_subreg. 6967 6968Tue Aug 25 19:17:59 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 6969 6970 * config/sparc/sparc.c (sparc_absnegfloat_split_legitimate): New 6971 function. 6972 * config/sparc/sparc.h: Declare it. 6973 * config/sparc/sparc.md (float abs/neg splits): Use it. 6974 (all other splits): Handle SUBREGs properly where necessary. 6975 (unnamed (1<<x)-1 V8PLUS pattern): Disable for now. 6976 6977Tue Aug 25 19:48:46 1998 Jeffrey A Law (law@cygnus.com) 6978 6979 * reorg.c (fill_simple_delay_slots): Do not abort if we encounter 6980 an insn on the unfilled_slots_list that has no delay slots. 6981 (fill_eager_delay_slots): Similarly. 6982 6983Tue Aug 25 13:35:20 1998 Nick Clifton <nickc@cygnus.com> 6984 6985 * config/v850/v850.c (movsi_source_operand): Treat CONSTANT_P_RTX 6986 as an ordinary operand. 6987 6988Tue Aug 25 12:54:57 1998 Jason Merrill <jason@yorick.cygnus.com> 6989 6990 * tree.c (valid_machine_attribute): Don't apply attributes to both 6991 decl and type. 6992 6993Tue Aug 25 12:23:20 1998 Richard Henderson <rth@cygnus.com> 6994 6995 * reload.c (operands_match_p): Handle rtvecs. 6996 6997 * i386.c (legitimate_pic_address_disp_p): New. 6998 (legitimate_address_p): Use it. 6999 (legitimize_pic_address): Use unspecs to represent @GOT and @GOTOFF. 7000 Handle constant pool symbols just like statics. 7001 (emit_pic_move): Use Pmode not SImode for clarity. 7002 (output_pic_addr_const) [SYMBOL_REF]: Remove @GOT and @GOTOFF hacks. 7003 [UNSPEC]: New, handling what we killed above. 7004 [PLUS]: Detect and abort on invalid symbol arithmetic. 7005 * i386.h (CONSTANT_ADDRESS_P): Remove HIGH. 7006 7007Tue Aug 25 12:02:23 1998 Mark Mitchell <mark@markmitchell.com> 7008 7009 * alias.c: Include output.h. 7010 (DIFFERENT_ALIAS_SETS_P): Don't treat alias sets as 7011 different if we're in a varargs function. 7012 * Makefile.in (alias.o): Depend on output.h 7013 7014Tue Aug 25 19:20:12 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 7015 7016 * sh.h (GIV_SORT_CRITERION): Delete. 7017 7018Tue Aug 25 13:19:46 1998 Dave Brolley <brolley@cygnus.com> 7019 7020 * regclass.c (regclass): Use xmalloc/free instead of alloca. 7021 * stupid.c (stupid_life_analysis): Likewise. 7022 * reload1.c (reload): Likewise. 7023 7024Tue Aug 25 05:48:18 1998 Jakub Jelinek <jj@sunsite.ms.mff.cuni.cz> 7025 7026 * config/sparc/sparc.c (arith_4096_operand, arith_add_operand, 7027 arith_double_4096_operand, arith_double_add_operand): New 7028 predicates. 7029 * config/sparc/sparc.h (PREDICATE_CODES): Add them, declare them. 7030 * config/sparc/sparc.md (adddi3, addsi3, subdi3, subsi3): Use 7031 them to transform add/sub 4096 into add/sub -4096. 7032 7033Mon Aug 24 23:31:03 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 7034 7035 * loop.c (scan_loop): Allocate some slop to handle pseudos 7036 generated by move_movables. 7037 (load_mems_and_recount_loop_regs_set): Honor AVOID_CC_MODE_COPIES 7038 here too. 7039 7040Mon Aug 24 19:45:40 1998 Jim Wilson <wilson@cygnus.com> 7041 7042 * tree.def (DECL_RESULT): Correct documentation. 7043 7044Tue Aug 25 01:15:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 7045 7046 * reload1.c (reload_reg_free_before_p): New argument EQUIV; Changed 7047 all callers. Abort for RELOAD_FOR_INSN. RELOAD_FOR_OUTADDR_ADDR: 7048 conflicts will all RELOAD_FOR_OUTPUT reloads. 7049 7050 * reload1.c (reload_cse_regs_1): When deleting a no-op move that 7051 loads the function result, substitute with a USE. 7052 7053Mon Aug 24 15:20:19 1998 David Edelsohn <edelsohn@gnu.org> 7054 7055 * rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Use TARGET_POWERPC64 7056 when testing LEGITIMATE_INDEXED_ADDRESS_P DFmode and DImode. 7057 (LEGITIMIZE_ADDRESS): Use TARGET_POWERPC64 for INDEXED fixup. 7058 * rs6000.c (print_operand, case 'L'): Add UNITS_PER_WORD, not 4. 7059 (print_operand, cases 'O' and 'T'): Fix typos in lossage strings. 7060 * rs6000.md (fix_truncdfsi2_store): Remove %w from non-CONST_INT 7061 operand. 7062 (movdf_softfloat32, movdf_hardfloat64, movdf_softfloat64): Change 7063 'o' to 'm' for GPR variant constraints. 7064 7065Mon Aug 24 10:25:46 1998 Jeffrey A Law (law@cygnus.com) 7066 7067 * loop.c (scan_loop): Honor AVOID_CC_MODE_COPIES. 7068 7069 * h8300.h (STRIP_NAME_ENCODING): Fix typo. 7070 7071 * sparc.md (TFmode splits): Use reg_overlap_mentioned_p to detect 7072 when the source and destination overlap. 7073 7074 * stmt.c (emit_case_nodes): Change rtx_function to rtx_fn to avoid 7075 clash with global type. 7076 7077Mon Aug 24 00:53:53 1998 Jason Merrill <jason@yorick.cygnus.com> 7078 7079 * fixinc.irix: Add curses.h handling from fixinc.wrap. 7080 7081 * c-common.c (combine_strings): Also set TREE_READONLY. 7082 Change warn_write_strings to flag_const_strings. 7083 * c-decl.c, c-tree.h: Likewise. 7084 7085Sun Aug 23 18:39:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 7086 7087 * config/sparc/sparc.c (sparc_emit_set_const32): If outputting a 7088 CONST_INT, not a symbolic reference, don't use a HIGH/LO_SUM 7089 sequence, use SET/IOR instead so CSE can see it. 7090 * config/sparc/sparc.md (movhi_const64_special, 7091 movsi_const64_special): New patterns necessitated by that change. 7092 (movhi_high): Remove. 7093 (movhi_lo_sum): Change to match an IOR. 7094 (movdf_insn_sp32): Test TARGET_V9 not TARGET_ARCH64. 7095 (movdf_insn_v9only): New pattern for when V9 but not ARCH64. 7096 (movdf_insn_sp64): Test both TARGET_V9 and TARGET_ARCH64. 7097 (movdf splits): Allow when not V9 or when not ARCH64 and integer 7098 registers are involved. 7099 (snesi_zero_extend split): Remove reload_completed test. 7100 (unnamed plus and minus zero_extend sidi splits): Add it. 7101 7102Sun Aug 23 11:56:08 1998 Mark Mitchell <mark@markmitchell.com> 7103 7104 * extend.texi: Remove description of extension to explicit 7105 instantiation that is now endorsed by standard C++. 7106 7107Sun Aug 23 09:39:09 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 7108 7109 * config/arc/arc.c (arc_initialize_pic): Remove. 7110 * config/arc/arc.h (INITIALIZE_PIC): Similarly, this routine does 7111 nothing on any platform and is invoked by no-one, it does not even 7112 appear in the documentation. 7113 * config/sparc/sparc.h (INITIALIZE_PIC): Likewise. 7114 * config/sparc/sparc.c (initialize_pic): Likewise. 7115 (find_addr_reg): Remove this as well, no longer referenced after 7116 my rewrite. 7117 7118Sun Aug 23 00:17:14 1998 Jeffrey A Law (law@cygnus.com) 7119 7120 * recog.c (validate_replace_rtx_group): New function. 7121 * recog.h (validate_replace_rtx_group): Declare it. 7122 * regmove.c (optimize_reg_copy_3): If any substitution fails, then undo 7123 the entire group of substitutions. 7124 7125Sat Aug 22 23:31:00 1998 Klaus-Georg Adams (Klaus-Georg.Adams@chemie.uni-karlsruhe.de) 7126 7127 * loop.c (load_mems): Fix initializers. 7128 7129Fri Aug 21 23:07:46 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 7130 7131 * config/sparc/sparc.md (TFmode splits): Handle destination 7132 registers being referenced in the address correctly. 7133 7134 * expmed.c (make_tree) [CONST_INT]: Sign extend even if 7135 TREE_UNSIGNED, when bitsize of type's mode is larger than 7136 HOST_BITS_PER_WIDE_INT. 7137 7138Fri Aug 21 19:31:31 1998 Alexandre Petit-Bianco <apbianco@cygnus.com> 7139 7140 * tree.def (LABELED_BLOCK_EXPR, EXIT_BLOCK_EXPR): New tree nodes. 7141 * tree.h (LABELED_BLOCK_LABEL, LABELED_BLOCK_BODY, 7142 EXIT_BLOCK_LABELED_BLOCK, EXIT_BLOCK_RETURN, LOOP_EXPR_BODY): New 7143 macros. 7144 * expr.c (expand_expr): Handle LABELED_BLOCK_EXPR and 7145 EXIT_BLOCK_EXPR. 7146 7147Thu Aug 20 19:43:44 1998 Jeffrey A Law (law@cygnus.com) 7148 7149 * h8300.c (h8300_encode_label): Use '&' for tiny data items. 7150 * h8300.h (TINY_DATA_NAME_P): Likewise. 7151 (STRIP_NAME_ENCODING): Handle '&'. 7152 7153 * mn10200.h (REG_OK_FOR_INDEX_P): Do not check the mode of the 7154 register (it could be accessed via an outer SUBREG). 7155 (REG_OK_FOR_BASE_P): Likewise. 7156 (GO_IF_LEGITIMATE_ADDRESS): Consistently use REGNO_OK_FOR_BASE_P. 7157 7158 * remove.c (optimize_reg_copy_3): Abort instead of silently generating 7159 bogus rtl. 7160 7161 * jump.c (rtx_renumbered_equal_p): Do not consider PLUS commutative. 7162 7163Thu Aug 20 17:35:20 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 7164 7165 * config/sparc/sparc.md (movtf_insn_sp32): All memory operands 7166 must be offsettable so the splits can be made. 7167 7168Thu Aug 20 13:56:53 1998 Michael Meissner <meissner@cygnus.com> 7169 7170 * config/i386/winnt.c: Include system.h, not stdio.h to get 7171 sys/param.h pulled in before rtl.h in case the system defines MIN 7172 and MAX. 7173 7174Thu Aug 20 13:44:20 1998 David Edelsohn <edelsohn@gnu.org> 7175 7176 * rs6000.md (movqi, movhi): Add CONSTANT_P_RTX. 7177 7178Thu Aug 20 13:15:11 1998 Dave Brolley <brolley@cygnus.com> 7179 7180 * stor-layout.c (layout_type): Compute TYPE_SIZE_UNIT correctly for 7181 arrays of bits. 7182 * cpplib.c (cpp_define): Handle macros with parameters. 7183 7184Wed Aug 19 21:33:19 1998 David Edelsohn <edelsohn@gnu.org> 7185 7186 * rs6000.c (rs6000_output_load_toc_table): Use ld for 64-bit. 7187 (output_toc): Use single TOC slot or llong minimal-toc for DFmode 7188 and DImode 64-bit. Use llong for minimal-toc SFmode and 7189 SYMBOL_REF / LABEL_REF 64-bit. 7190 (output_function_profiler): Use llong for profiler label and ld to 7191 load 64-bit label address. 7192 7193Wed Aug 19 17:52:27 1998 Nick Clifton (nickc@cygnus.com) 7194 7195 * config/arm/thumb.md (extendqisi2_insn): Cope with REG + 7196 OFFSET addressing. 7197 7198Wed Aug 19 14:13:31 1998 Jeff Law (law@cygnus.com) 7199 7200 * version.c: Bump for snapshot. 7201 7202Wed Aug 19 13:10:30 1998 Jeff Law (law@cygnus.com) 7203 7204 * version.c: Bump for snapshot. 7205 7206Wed Aug 19 13:06:47 1998 Jason Merrill <jason@yorick.cygnus.com> 7207 7208 * collect2.c (extract_init_priority): Use atoi instead of strtoul. 7209 7210Wed Aug 19 13:51:35 1998 Hans-Peter Nilsson <hp@axis.se> 7211 7212 * tm.texi (Misc): Fix typo "teh". 7213 7214 * tm.texi (PIC): Fix typo "PPIC". 7215 7216 * tm.texi (Caller Saves): Say that DEFAULT_CALLER_SAVES has no 7217 effect when -O2 and higher. 7218 * invoke.texi (Optimize Options): Likewise for -fcaller-saves. 7219 72201998-08-19 Michael Hayes <michaelh@ongaonga.chch.cri.nz> 7221 7222 * regclass.c: Changed register set documentation to be consistent 7223 with GCC behavior. 7224 7225 * final.c (final_start_function): Removed redundant test for 7226 call_fixed_regs. 7227 7228Wed Aug 19 13:28:41 1998 Mark Mitchell <mark@markmitchell.com> 7229 7230 * rtl.h (rtx_function): New type. 7231 (for_each_rtx): New function. 7232 * rtlanal.c (for_each_rtx): Define it. 7233 7234 * recog.c (change_t): New type. 7235 (change_objects, change_old_codes, change_locs, change_olds): 7236 Replace with ... 7237 (changes): New variable. 7238 (validate_change): Dynamically allocate room for more changes, if 7239 necessary. Uses changes array instead of change_objects, etc. 7240 (apply_change_group): Use changes array instead of 7241 change_objects, etc. 7242 7243 * loop.c (loop_mem_info): New type. 7244 (loop_mems): New variable. 7245 (loop_mems_idx): Likewise. 7246 (looop_mems_allocated): Likewise. 7247 (scan_loop): Remove nregs parameter. 7248 (next_insn_in_loop): New function. 7249 (load_mems_and_recount_loop_regs_set): Likewise. 7250 (load_mems): Likewise. 7251 (insert_loop_mem): Likewise. 7252 (replace_loop_mem): Likewise. 7253 (replace_label): Likewise. 7254 (INSN_IN_RANGE_P): New macro. 7255 (loop_optimize): Don't pass max_reg_num() to scan_loop. 7256 (scan_loop): Remove nregs parameter, compute it after any new 7257 registers are created by load_mems. Use INSN_IN_RANGE_P and 7258 next_insn_in_loop rather than expanding them inline. Call 7259 load_mems to load memory into pseudos, if appropriate. 7260 (prescan_loop): Figure out whether or not there are jumps from the 7261 loop to targets other than the label immediately following the 7262 loop. Call insert_loop_mem to notice all the MEMs used in the 7263 loop, if it could be safe to pull MEMs into REGs for the duration 7264 of the loop. 7265 (strength_reduce): Use next_insn_in_loop. Tweak comments. 7266 7267Wed Aug 19 08:29:44 1998 Richard Earnshaw (rearnsha@arm.com) 7268 7269 * arm.c (arm_override_options): Remove lie about ignoring PIC flag. 7270 7271Wed Aug 19 07:08:15 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 7272 7273 * config/sparc/sparc.c (finalize_pic): Check for the correct 7274 nonlocal_goto_receiver UNSPEC number. 7275 * config/sparc/sparc.md (nonlocal_goto_receiver): Add comment 7276 making note of this dependency existing in sparc.c. 7277 (negtf2_notv9 split): Give NEG SFmode. 7278 (negsf2): Fix insn output string. 7279 7280Tue Aug 18 12:40:27 1998 Richard Henderson <rth@cygnus.com> 7281 7282 * c-common.c (decl_attributes): Issue an error if the argument 7283 to alias is not a string. 7284 7285Tue Aug 18 10:33:30 1998 Jeffrey A Law (law@cygnus.com) 7286 7287 * haifa-sched.c (sched_analyze): Put all JUMP_INSNs on the last 7288 pending memory flush list. 7289 7290 * combine.c (can_combine_p): Allow combining insns with REG_RETVAL 7291 notes. 7292 (try_combine): Allow combining insns with REG_LIBCALL notes. 7293 7294 * expr.c (emit_block_move): Do not call memcpy as a libcall 7295 instead build up a CALL_EXPR and call it like any other 7296 function. 7297 (clear_storage): Similarly for memset. 7298 7299 * regmove.c (fixup_match_2): Do not call reg_overlap_mentioned_p 7300 on notes. 7301 7302 * Makefile.in (cplus-dem.o): Provide explicit rules for building 7303 cplus-dem.o. 7304 7305 * regmove.c (optimize_reg_copy_1): Update REG_N_CALLS_CROSSED 7306 and REG_LIVE_LENGTH as successful substitutions are made. 7307 7308Tue Aug 18 07:15:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 7309 7310 * config/sparc/sparc.c (ultra_find_type): Add empty semicolon 7311 statement after end of loop label. 7312 7313Tue Aug 18 07:13:27 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 7314 7315 * config/sparc/sparc.c (ultra_types_avail): New variable. 7316 (ultra_build_types_avail): New function to record mask of insn 7317 types in ready list at this cycle. 7318 (ultrasparc_sched_reorder): Call it. 7319 (ultra_find_type): Use it to quicken the search. Also simplif 7320 dependency check, don't use rtx_equal_p because we know exactly 7321 what we are looking for. 7322 7323Tue Aug 18 03:20:53 1998 Richard Earnshaw (rearnsha@arm.com) 7324 7325 * arm.h (SECONDARY_INPUT_RELOAD_CLASS): Return NO_REGS if compiling 7326 for architecture v4. 7327 7328Mon Aug 17 21:26:38 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 7329 7330 * config/sparc/sparc.md (sltu, sgeu): Don't FAIL, call 7331 gen_compare_reg. 7332 (movsf_const_intreg, movsf_const_high, movsf_const_lo, 7333 movdf_const_intreg and helper splits): New patterns to move float 7334 constants into integer registers. 7335 (negtf2, negdf2, abstf2, absdf2): Rework using new patterns and 7336 splits. 7337 7338Mon Aug 17 11:46:19 1998 Jeffrey A Law (law@cygnus.com) 7339 7340 * From Graham 7341 * tree.c (build_index_type): Copy TYPE_SIZE_UNIT from sizetype 7342 to itype. 7343 * c-decl.c (finish_enum): Copy TYPE_SIZ_UNIT from enumtype to tem. 7344 7345 * rs6000.c (secondary_reload_class): For TARGET_ELF, indicate that 7346 a BASE_REGS register is needed as an intermediate when copying 7347 a symbolic value into any register class other than BASE_REGS. 7348 7349 * expr.c (move_by_pieces): No longer static. Remove prototype. 7350 * rtl.h (move_by_pieces): Add extern prototype. 7351 * mips.c (expand_block_move): Handle aligned straight line copy by 7352 calling move_by_pieces. 7353 7354 * expr.c (expand_expr): Allow assignments from TImode PARM_DECLs 7355 and VAR_DECLs. 7356 7357Mon Aug 17 10:28:52 1998 Mark Mitchell <mark@markmitchell.com> 7358 7359 * stmt.c (expand_end_loop): Tidy. Allow unconditional 7360 jumps out of the loop to be treated as part of the exit test. 7361 7362Mon Aug 17 10:06:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 7363 Jeff Law <law@cygnus.com> 7364 7365 * Makefile.in (cplus-dep.o): Use cplus-dem.c from libiberty. 7366 * cplus-dem.c: Delete. 7367 7368 * Makefile.in (fold-const.o): Depend on $(RTL_H). 7369 7370 * fold-const.c: Include rtl.h to get the prototype for 7371 `set_identifier_local_value'. 7372 7373 * loop.c (express_from_1): Remove unused variable `tmp'. 7374 (combine_givs): Cast the first argument of bzero to char *. 7375 7376 * toplev.c (display_help): Remove unused variable `looking_for_start'. 7377 7378 * c-decl.c (init_decl_processing): Remove unneeded &. 7379 7380 * alpha.h (alpha_initialize_trampoline): Provide prototype. 7381 7382 * except.c (set_exception_lang_code, set_exception_version_code): 7383 Change parameter from `short' to `int' to avoid using a gcc 7384 extension. 7385 7386 * except.h (set_exception_lang_code, set_exception_version_code): 7387 Likewise for prototypes. 7388 7389 * flow.c (count_reg_references): Remove unused variables `regno' 7390 and `i'. 7391 7392 * gcse.c (hash_scan_insn): Declare parameter `in_libcall_block'. 7393 7394 * prefix.c (translate_name): Cast the result of `alloca'. 7395 7396 * varray.h (VARRAY_FREE): Reimplement as a `do-while(0)' statement. 7397 7398Mon Aug 17 09:23:42 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 7399 7400 * config/m68k/m68k.c: Include "system.h" instead of <stdio.h>. 7401 Include "toplev.h". 7402 (valid_dbcc_comparison_p): Mark mode argument as unused. 7403 (symbolic_operand): Likewise. 7404 (legitimize_pic_address): Likewise. 7405 (const_uint32_operand): Likewise. 7406 (const_sint32_operand): Likewise. 7407 * sched.c [!INSN_SCHEDULING]: Define only dummy function 7408 schedule_insns and comment out rest of file. 7409 7410 * m68k.c (output_move_simode_const): Use subl to move a zero into an 7411 address register. 7412 (output_move_[hq]imode): Likewise. 7413 7414Mon Aug 17 09:15:47 1998 Jeffrey A Law (law@cygnus.com) 7415 7416 * toplev.c (main): Enable -fstrict-aliasing for -O2 and above. 7417 * invoke.texi: Corresponding changes. 7418 7419Mon Aug 17 02:03:55 1998 Richard Henderson <rth@cygnus.com> 7420 7421 * regclass.c (allocate_reg_info): Respect MIN when clearing data. 7422 7423Sun Aug 16 17:37:06 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 7424 7425 * config/sparc/sparc.c (ultra_code_from_mask, 7426 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists, 7427 ultra_find_type, ultra_schedule_insn, ultra_flush_pipeline, 7428 ultrasparc_sched_init, ultrasparc_variable_issue, 7429 ultra_rescan_pipeline_state, ultrasparc_sched_reorder): New 7430 functions to describe UltraSPARC pipeline exactly to Haifa. 7431 (ultrasparc_adjust_cost): Indicate IMUL type insns have zero cost, 7432 as there is nothing the scheduler can do about it. Indicate that 7433 REG_DEP_OUTPUT's collide. Fixup formatting. 7434 * config/sparc/sparc.h (RTX_COSTS): Fixup integer multiply and 7435 divide costs on Ultra for DImode. 7436 (MD_SCHED_INIT, MD_SCHED_REORDER, MD_SCHED_VARIABLE_ISSUE): 7437 Define. 7438 * config/sparc/sparc.md (ieu_unnamed function unit): Rename to 7439 ieuN and add call_no_delay_slot to type list. 7440 (cti function unit): New unit for branches on UltraSPARC. 7441 (subx/addx insns): Set type to misc. 7442 (sidi zero/sign extension insns on arch64): Set type to shift. 7443 (sign_extendhidi2_insn): Set type to sload. 7444 7445Sun Aug 16 13:52:00 1998 David Edelsohn <edelsohn@gnu.org> 7446 7447 * rs6000.c (rs6000_stack_info): Use if == 0 for sizes. 7448 (output_epilog): Use if != 0 for offset. 7449 (rs6000_fatal_bad_address): Prepare for Intl. 7450 * rs6000.h (rs6000_fatal_bad_address): Declare. 7451 * rs6000.md (movsfcc, movdfcc): Use else if. 7452 (elf_high): Use {liu|lis}. 7453 (elf_low): Use {cal|la}. Remove %a template from old mnemonics. 7454 (movsi): Use rs6000_fatal_bad_address. 7455 7456Sun Aug 16 01:53:21 1998 Richard Henderson <rth@cygnus.com> 7457 7458 * reload.c (find_equiv_reg): Reject equivalences separated 7459 by a volatile instruction. 7460 7461Sun Aug 16 00:21:44 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 7462 7463 * rs6000/linux.h (CPP_OS_DEFAULT_SPEC): Define. 7464 7465Sat Aug 15 20:51:35 1998 Richard Henderson <rth@cygnus.com> 7466 7467 * alpha.md (movsicc): Fix mode mismatch. 7468 7469Sat Aug 15 20:22:33 1998 H.J. Lu (hjl@gnu.org) 7470 7471 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Handle aggregated 7472 return type. 7473 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): Likewise. 7474 7475Sat Aug 15 08:39:49 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 7476 7477 * config/sparc/sparc.md (movsi_lo_sum_pic_label_reg): Remove 7478 write-only modifier from operand 1 constraint. 7479 7480Sat Aug 15 06:28:19 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 7481 7482 * config/sparc/sparc.c (sparc_emit_set_const64_quick1): If 7483 emitting a XOR of -1 at the end, emit a NOT instead for combine's 7484 sake. 7485 (sparc_emit_set_const64): Likewise, also when computing trailing 7486 bits do not negate low_bits and make fast_int an int. 7487 7488Fri Aug 14 21:07:03 1998 Jeffrey A Law (law@cygnus.com) 7489 7490 * loop.c (add_label_notes): Do not ignore references to labels 7491 before dispatch tables. Mirrors Apr 8 change to mark_jump_label. 7492 * gcse.c (add_label_notes): Similarly. 7493 7494 * pa.h (ASM_OUTPUT_MI_THUNK): Strip name encoding. 7495 7496 * m68k.md (adddi_dilshr32): One of the operands must be a register. 7497 (adddi_dishl32): Similarly. 7498 7499Fri Aug 14 14:12:59 1998 Jason Merrill <jason@yorick.cygnus.com> 7500 7501 * i386.h (MODES_TIEABLE_P): Reorganize to shut up warnings. 7502 * alias.c (memrefs_conflict_p): Add braces to shut up warnings. 7503 * cse.c (cse_basic_block): Add parens to shut up warnings. 7504 7505Fri Aug 14 12:58:21 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 7506 7507 * config/sparc/sparc.c (sparc_emit_set_const64_quick2, 7508 sparc_emit_set_const64_longway, const64_is_2insns, 7509 create_simple_focus_bits, sparc_emit_set_const64): Fix more bugs 7510 in 64-bit constant formation. 7511 * config/sparc/sparc.md (snesi_zero_extend split): Generate 7512 rtl for addx not subx. 7513 (define_insn movdi_const64_special): Make available even when 7514 HOST_BITS_PER_WIDE_INT is not 64. 7515 (movdi_lo_sum_sp64_cint, movdi_high_sp64_cint): Remove. 7516 (losum_di_medlow, sethm, setlo): Make op2 symbolic_operand. 7517 (cmp_siqi_trunc_set, cmp_diqi_trunc_set): Encapsulate both 7518 instances of operand 1 inside a QI subreg. 7519 (xordi3_sp64_dbl): Remove '%' constraint for op1. 7520 (one_cmpldi2_sp64): Fix output string. 7521 (one_cmplsi2_not_liveg0): Rewrite to remove unneeded extra 7522 alternative case. 7523 (unnamed arch64 ashift DI): Truncate shift count if greater than 7524 63, not 31. 7525 7526Fri Aug 14 21:52:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 7527 7528 * expr.c (store_expr): Don't optimize away load-store pair 7529 when either source or destination have a side effect. 7530 7531Fri Aug 14 16:50:10 1998 John Carr <jfc@mit.edu> 7532 7533 * genrecog.c (add_to_sequence): Fatal error if the modes of the 7534 operands of SET are incompatible. 7535 7536 * alpha.md: Fix max and min patterns so modes of SET operands match. 7537 7538Fri Aug 14 12:22:55 1998 Ian Lance Taylor <ian@cygnus.com> 7539 7540 * configure.in: Avoid [[ by using test and changequote. 7541 * configure: Rebuild. 7542 7543Fri Aug 14 01:22:31 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 7544 7545 * rtl.def (CONSTANT_P_RTX): Fix typo in string name. 7546 7547 * config/sparc/sparc.md (seqdi_special_trunc, snedi_special_trunc, 7548 seqsi_special_extend, snesi_special_extend, snesi_zero_extend and 7549 split, snedi_zero_trunc and split, seqsi_zero_extend and split, 7550 seqdi_zero_trunc and split, pic_lo_sum_di, pic_sethi_di, 7551 movdi_cc_sp64_trunc, movdi_cc_reg_sp64_trunc, addx_extend_sp32 and 7552 split, addx_extend_sp64, subx_extend_sp64, subx_extend and split): 7553 Fix mismatching modes in SET operands. 7554 (conditional move patterns): Fix formatting. 7555 (unnamed subx arch64 pattern): Remove duplicate insn. 7556 7557Fri Aug 14 00:34:34 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 7558 7559 * config/sparc/sparc.c (const64_operand, const64_high_operand): 7560 Get it right when HOST_BITS_PER_WIDE_INT is not 64. 7561 (input_operand): Fixup test for what we accept for constant 7562 integers. 7563 (sparc_emit_set_const32, sparc_emit_set_symbolic_const64): Give 7564 set VOIDmode. 7565 (safe_constDI): Remove. 7566 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64, 7567 gen_safe_XOR64): New functions. 7568 (sparc_emit_set_const64_quick1, sparc_emit_set_const64_quick2, 7569 sparc_emit_set_const64_longway, sparc_emit_set_const64): Use 7570 them. 7571 * config/sparc/sparc.md (define_insn xordi3_sp64_dbl): Only make 7572 available when HOST_BITS_PER_WIDE_INT is not 64. 7573 (define_insn movdi_sp64_dbl, movdi_const64_special): Likewise and 7574 move before movdi_insn_sp64 pattern. 7575 (define_insn movdi_lo_sum_sp64_dbl, movdi_high_sp64_dbl): Remove. 7576 (define_insn sethi_di_medlow, seth44, setm44, sethh): Use 7577 symbolic_operand as predicate for second operand. 7578 (DImode minus split on arch32, negsi2 expander, one_cmplsi2 7579 expander): Give set VOIDmode. 7580 7581Fri Aug 14 01:45:06 1998 Mumit Khan <khan@xraylith.wisc.edu> 7582 7583 * i386/cygwin32 (DEFAULT_PCC_STRUCT_RETURN): Define. 7584 7585Fri Aug 14 01:40:21 1998 Geoffrey Keating <geoffk@ozemail.com.au> 7586 7587 * rs6000/linux.h (LINK_SPEC): Pass -G args to the linker. 7588 7589Fri Aug 14 01:23:23 1998 Richard Earnshaw (rearnsha@arm.com) 7590 7591 * arm/netbsd.h (TARGET_DEFAULT): Default includes software floating 7592 point. 7593 (CPP_FLOAT_DEFAULT_SPEC): Re-define accordingly. 7594 7595Fri Aug 14 01:19:08 1998 Robert Lipe <robertl@dgii.com> 7596 7597 * install.texi: Various SCO OpenServer tweaks. 7598 7599Thu Aug 13 20:14:40 1998 Jim Wilson <wilson@cygnus.com> 7600 7601 * reload1.c (eliminate_regs_in_insn): Handle another case when 7602 eliminating the frame pointer to the hard frame pointer. Add 7603 missing ep->to_rtx check to one existing case. 7604 7605 * mips/mips.md (movhi_internal2+2): Fix typo mem:SI -> mem:HI. 7606 7607Thu Aug 13 17:08:11 1998 Jason Merrill <jason@yorick.cygnus.com> 7608 7609 * tree.h: De-conditionalize init_priority code. 7610 7611 * mips.h (NM_FLAGS): Change from -Bp to -Bn. 7612 * collect2.c (NM_FLAGS): Change from -p to -n. 7613 7614 * configure.in: Turn on collect2 for mipstx39-elf. 7615 Handle use_collect2=no properly. 7616 7617 * c-common.c: De-conditionalize init_priority code. 7618 * collect2.c (extract_init_priority, sort_ids): New fns. 7619 (main): Call sort_ids. 7620 Move sequence_number to file scope. 7621 7622 * configure.in: Handle --enable-init-priority. 7623 * c-common.c (attrs): Add A_INIT_PRIORITY. 7624 (init_attributes, decl_attributes): Likewise. 7625 * tree.h (DEFAULT_INIT_PRIORITY, MAX_INIT_PRIORITY): New macros. 7626 * tree.c (get_file_function_name_long): Split out... 7627 (get_file_function_name): ...from here. 7628 7629Thu Aug 13 16:09:53 1998 Martin von Loewis <loewis@informatik.hu-berlin.de> 7630 7631 * expr.c (safe_from_p): Change code to ERROR_MARK only when not 7632 accessing nodes. 7633 7634Thu Aug 13 15:24:48 1998 Jason Merrill <jason@yorick.cygnus.com> 7635 7636 * toplev.c (display_help): Add braces to shut up warnings. 7637 * tree.c (simple_cst_equal): Likewise. 7638 7639 * fold-const.c (non_lvalue): Don't deal with null pointer 7640 constants here. 7641 (fold, case COMPOUND_EXPR): Wrap a constant 0 in a NOP_EXPR. 7642 7643 * c-typeck.c (initializer_constant_valid_p): Allow conversion of 0 7644 of any size to a pointer. 7645 7646Thu Aug 13 12:53:13 1998 Jim Wilson <wilson@cygnus.com> 7647 7648 * i386/winnt.c (i386_pe_asm_file_end): Check TREE_SYMBOL_REFERENCED. 7649 7650Wed Aug 12 17:25:18 1998 Jeffrey A Law (law@cygnus.com) 7651 7652 * mn10300.c (REG_SAVE_BYTES): Only reserve space for registers 7653 which will be saved. 7654 * mn10300.md (prologue insn): Only save registers which need saving. 7655 (epilogue insn): Similarly. 7656 7657 * mn10300.c, mn10300.h, mn10300.md: Remove "global zero register" 7658 optimizations. 7659 7660Wed Aug 12 12:39:16 1998 Gavin Romig-Koch <gavin@cygnus.com> 7661 7662 * mips/mips.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG for 7663 VAR_DECL's in gp addressable sections. 7664 7665Tue Aug 11 23:02:31 1998 John Carr <jfc@mit.edu> 7666 7667 * sparc.c: Change return <exp> to <exp>; return; in functions 7668 returning void. 7669 * sparc.md: Add empty semicolon statement after final label in 7670 move expanders. 7671 7672Tue Aug 11 22:42:01 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 7673 7674 * config/sparc/sparc.md (define_insn addx_extend): Rename to 7675 addx_extend_sp64, only allow when TARGET_ARCH64. 7676 (define_insn addx_extend_sp32 and split): Version that works when 7677 not TARGET_ARCH64. 7678 (define_insn subx_extend): Likewise. 7679 (define_split adddi3 and subdi3 with zero extension): Fixup and 7680 correct bugs when not TARGET_ARCH64. 7681 7682Tue Aug 11 16:04:34 1998 John Carr <jfc@mit.edu> 7683 7684 * except.c (set_exception_lang_code, set_exception_version_code): 7685 Use prototype-style definition if __STDC__, to match declaration 7686 in except.h. 7687 7688 * genemit.c: Change FAIL and DONE macros not to use loops. 7689 7690Tue Aug 11 12:27:03 1998 Jim Wilson <wilson@cygnus.com> 7691 7692 * dwarf2out.c (ASM_OUTPUT_DWARF_ADDR_CONST): Use 7693 ASM_OUTPUT_DWARF2_ADDR_CONST if defined. 7694 7695 * mips/mips.md (reload_outsi): Use M16_REG_P when TARGET_MIPS16. 7696 7697Tue Aug 11 18:12:53 1998 Dave Love <d.love@dl.ac.uk> 7698 7699 * README.g77: Update from Craig. 7700 7701Tue Aug 11 04:46:01 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 7702 7703 * config/sparc/sparc.c (sparc_emit_set_const32): INTVAL is of 7704 type HOST_WIDE_INT. 7705 (safe_constDI sparc_emit_set_const64_quick1, 7706 sparc_emit_set_const64_quick2, sparc_emit_set_const64_longway, 7707 analyze_64bit_constant, const64_is_2insns, 7708 create_simple_focus_bits): Fix some bugs when compiled on real 7709 64-bit hosts. 7710 (function_arg_record_value_3, function_arg_record_value_2, 7711 function_arg_record_value): Add fully prototyped forward decls. 7712 * config/sparc/sparc.md (define_insn cmpsi_insn_sp32): Rename back 7713 to cmpsi_insn and use on both 64 and 32 bit targets. 7714 (define_insn cmpsi_insn_sp64): Remove. 7715 (define_expand zero_extendsidi2): Allow for 32-bit target too. 7716 (define_insn zero_extendsidi2_insn): Rename to 7717 zero_extendsidi2_insn_sp64. 7718 (define_insn zero_extendsidi2_insn_sp32): New pattern and 7719 associated forced split for it. 7720 7721 * config/sparc/sparc.c (const64_operand, const64_high_operand): 7722 New predicates. 7723 * config/sparc/sparc.h: Declare them. 7724 (PREDICATE_CODES): Add them. 7725 * config/sparc/sparc.md (movdi_lo_sum_sp64_dbl, 7726 movdi_high_sp64_dbl, xordi3_sp64_dbl): Use them. 7727 7728Mon Aug 10 22:57:24 1998 John Carr <jfc@mit.edu> 7729 7730 * config/sparc/sparc.md (define_insn jump): Output ba,pt not b,pt 7731 in v9 case as the latter makes the Solaris assembler crash. 7732 7733Mon Aug 10 22:39:09 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 7734 7735 * config/sparc/sparc.c (input_operand): Do not accept a LO_SUM MEM 7736 for TFmode when !v9. We require offsettable memory addresses. 7737 * config/sparc/sparc.h (ALTER_HARD_SUBREG): Handle TFmode to 7738 DFmode register number conversions. 7739 * config/sparc/sparc.md (define_split DFmode moves): If register 7740 is a SUBREG do alter_subreg on it before using. 7741 (define_expand movtf): Fixup comment about alignment on v9. 7742 (define_split TFmode moves): Don't use gen_{high,low}part, create 7743 explicit SUBREGs instead. 7744 7745Mon Aug 10 19:02:55 1998 John Carr <jfc@mit.edu> 7746 7747 * Makefile.in (mbchar.o): Depend on mbchar.c. 7748 7749Mon Aug 10 04:28:13 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 7750 Richard Henderson <rth@cygnus.com> 7751 7752 Rewrite SPARC backend for better code generation and 7753 improved sparc64 support. 7754 * config/sparc/sp64-elf.h: Set JUMP_TABLES_IN_TEXT_SECTION to 7755 zero. 7756 * config/sparc/sysv4.h: Likewise. 7757 * config/sparc/sparc.c (v8plus_regcmp_p, sparc_operand, 7758 move_operand, v8plus_regcmp_op, emit_move_sequence, 7759 singlemove_string, doublemove_string, mem_aligned_8, 7760 output_move_double, output_move_quad, output_fp_move_double, 7761 move_quad_direction, output_fp_move_quad, output_scc_insn): 7762 Remove. 7763 (small_int_or_double): New predicate. 7764 (gen_compare_reg): Remove TARGET_V8PLUS cmpdi_v8plus emission. 7765 (legitimize_pic_address): Emit movsi_{high,lo_sum}_pic instead of 7766 old pic_{sethi,lo_sum}_si patterns. 7767 (mem_min_alignment): New generic function to replace 7768 mem_aligned_8, which uses REGNO_POINTER_ALIGN information when 7769 available and can test for arbitrary alignments. All callers 7770 changed. 7771 (save_regs, restore_regs, build_big_number, 7772 output_function_prologue, output_cbranch, output_return, 7773 sparc_flat_save_restore, sparc_flat_output_function_prologue, 7774 sparc_flat_output_function_epilogue): Prettify 7775 insn output. 7776 (output_function_epilogue): Likewise and add code to output 7777 deferred case vectors. 7778 (output_v9branch): Likewise, add new arg INSN and use it to tack 7779 on branch prediction settings. All callers changed. 7780 (print_operand): Likewise and output %l44 for LO_SUMs when 7781 TARGET_CM_MEDMID. 7782 (sparc_splitdi_legitimate): New function to make sure DImode 7783 splits can be run properly when !arch64. 7784 (sparc_initialize_trampoline, sparc64_initialize_trampoline): 7785 Reformat example code in comments. 7786 (set_extends): Remove UNSPEC/v8plus_clear_high case. 7787 (sparc_addr_diff_list, sparc_addr_list): New statics to keep track 7788 of deferred case vectors we need to output. 7789 (sparc_defer_case_vector): Record a case vector. 7790 (sparc_output_addr_vec, sparc_output_addr_diff_vec, 7791 sparc_output_deferred_case_vectors): New functions to output them. 7792 (sparc_emit_set_const32): New function to form 32-bit constants in 7793 registers when that requires more than one instruction. 7794 (safe_constDI, sparc_emit_set_const64_quick1, 7795 sparc_emit_set_const64_quick2, sparc_emit_set_const64_longway, 7796 analyze_64bit_constant, const64_is_2insns, 7797 create_simple_focus_bits, sparc_emit_set_const64): New functions 7798 which do the same for 64-bit constants when arch64. 7799 (sparc_emit_set_symbolic_const64): New function to emit address 7800 loading for all code models on v9. 7801 * config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Do not make 7802 %g1 fixed when arch64, unfix %g0 when TARGET_LIVE_G0. 7803 (ALTER_HARD_SUBREG): Fix thinko, return REGNO + 1 not 1. 7804 (SECONDARY_INPUT_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS): Fix 7805 inaccuracies in comments, add symbolic and text_segment operands 7806 when TARGET_CM_MEDANY and TARGET_CM_EMBMEDANY respectively. Use 7807 GENERAL_REGS in these cases as a temp REG is needed to load these 7808 addresses into a register properly. 7809 (EXTRA_CONSTRAINT): Document more accurately, remove Q case as it 7810 is no longer used. 7811 (GO_IF_LEGITIMATE_ADDRESS): Allow TFmode for LO_SUM on v9 since fp 7812 quads are guaranteed to have 16-byte alignment. 7813 (LEGITIMIZE_ADDRESS): For SYMBOL_REF, CONST, and LABEL_REF use 7814 copy_to_suggested_reg instead of explicit LO_SUM and HIGH. 7815 (ASM_OUTPUT_ADDR_VEC, ASM_OUTPUT_ADDR_DIFF_VEC): New macros for 7816 deferred case vector implementation. 7817 (ASM_OUTPUT_ADDR_VEC_ELT): Use fputc to output newline. 7818 (ASM_OUTPUT_ADDR_DIFF_ELT): Parenthesize LABEL in macro calls. 7819 Generate "internal label - label" instead of "label - 1b". 7820 (PRINT_OPERAND_ADDRESS): For LO_SUM use %l44 on TARGET_CM_MEDMID. 7821 (PREDICATE_CODES): Remove sparc_operand, move_operand, 7822 v8plus_regcmp_op. Add small_int_or_double, input_operand, and 7823 zero_operand. 7824 (doublemove_string, output_block_move, output_fp_move_double, 7825 output_fp_move_quad, output_move_double, output_move_quad, 7826 output_scc_insn, singlemove_string, mem_aligned_8, move_operand, 7827 sparc_operand, v8plus_regcmp_op, v8plus_regcmp_p): Remove externs. 7828 (sparc_emit_set_const32, sparc_emit_set_const64, 7829 sparc_emit_set_symbolic_const64, input_operand, zero_operand, 7830 mem_min_alignment, small_int_or_double): Add externs. 7831 * config/sparc/sparc.md: Document the many uses of UNSPEC and 7832 UNSPEC_VOLATILE in this backend. 7833 (define_function_unit ieu): Rename to ieu_unnamed. Add move and 7834 unary to types which execute in it. 7835 (define_function_unit ieu_shift): Rename to ieu0. 7836 (define_function_unit ieu1): New, executes compare, call, and 7837 uncond_branch type insns. 7838 (define_function_units for type fdivs, fdivd, fsqrt): These 7839 execute in the fpu multiply unit not the adder on UltraSPARC. 7840 (define_expand cmpdi): Disallow TARGET_V8PLUS. 7841 (define_insn cmpsi_insn): Rename to cmpsi_insn_sp32. 7842 (define_insn cmpsi_insn_sp64): New, same as sp32 variant except it 7843 allows the arith_double_operand predicate and rHI constraint when 7844 TARGET_ARCH64. 7845 (define_insn cmpdi_sp64, cmpsf_fpe, cmpdf_fpe, cmptf_fpe, 7846 cmpsf_fp, cmpdf_fp, cmptf_fp, sltu_insn, neg_sltu_insn, 7847 neg_sltu_minux_x, neg_sltu_plus_x, sgeu_insn, neg_sgeu_insn, 7848 sltu_plus_x, sltu_plus_x, sltu_plus_x_plus_y, x_minus_sltu, 7849 sgeu_plus_x, x_minus_sgeu, movqi_cc_sp64, movhi_cc_sp64, 7850 movsi_cc_sp64, movdi_cc_sp64, movsf_cc_sp64, movdf_cc_sp64, 7851 movtf_cc_sp64, movqi_cc_reg_sp64, movhi_cc_reg_sp64, 7852 movsi_cc_reg_sp64, movdi_cc_reg_sp64, movsf_cc_reg_sp64, 7853 movdf_cc_reg_sp64, movtf_cc_reg_sp64, zero_extendhisi2_insn, 7854 cmp_siqi_trunc, cmp_siqi_trunc_set, sign_extendhisi2_insn, 7855 sign_extendqihi2_insn, sign_extendqisi2_insn, 7856 sign_extendqidi2_insn, sign_extendhidi2_insn, 7857 extendsfdf2, extendsftf2, extenddftf2, truncdfsf2, trunctfsf2, 7858 trunctfdf2, floatsisf2, floatsidf2, floatsitf2, floatdisf2, 7859 floatdidf2, floatditf2, fix_truncsfsi2, fix_truncdfsi2, 7860 fix_trunctfsi2, fix_truncsfdi2, fix_truncdfdi2, fix_trunctfdi2, 7861 adddi3_sp64, addsi3, cmp_ccx_plus, cmp_cc_plus_set, subdi_sp64, 7862 subsi3, cmp_minus_ccx, cmp_minus_ccx_set, mulsi3, muldi3, 7863 muldi3_v8plus, cmp_mul_set, mulsidi3, mulsidi3_v8plus, 7864 const_mulsidi3_v8plus, mulsidi3_sp32, const_mulsidi3, 7865 smulsi3_highpart_v8plus, unnamed subreg mult, 7866 const_smulsi3_highpart_v8plus, smulsi3_highpart_sp32, 7867 const_smulsi3_highpart, umulsidi3_v8plus, umulsidi3_sp32, 7868 const_umulsidi3, const_umulsidi3_v8plus, umulsi3_highpart_v8plus, 7869 const_umulsi3_highpart_v8plus, umulsi3_highpart_sp32, 7870 const_umulsi3_highpart, divsi3, divdi3, cmp_sdiv_cc_set, udivsi3, 7871 udivdi3, cmp_udiv_cc_set, smacsi, smacdi, umacdi, anddi3_sp64, 7872 andsi3, and_not_di_sp64, and_not_si, iordi3_sp64, iorsi3, 7873 or_not_di_sp64, or_not_si, xordi3_sp64, xorsi3, xor_not_di_sp64, 7874 xor_not_si, cmp_cc_arith_op, cmp_ccx_arith_op, 7875 cmp_cc_arith_op_set, cmp_ccx_arith_op_set, cmp_ccx_xor_not, 7876 cmp_cc_xor_not_set, cmp_ccx_xor_not_set, cmp_cc_arith_op_not, 7877 cmp_ccx_arith_op_not, cmp_cc_arith_op_not_set, 7878 cmp_ccx_arith_op_not_set, negdi2_sp64, cmp_cc_neg, cmp_ccx_neg, 7879 cmp_cc_set_neg, cmp_ccx_set_neg, one_cmpldi2_sp64, cmp_cc_not, 7880 cmp_ccx_not, cmp_cc_set_not, cmp_ccx_set_not, addtf3, adddf3, 7881 addsf3, subtf3, subdf3, subsf3, multf3, muldf3, mulsf3, 7882 muldf3_extend, multf3_extend, divtf3, divdf3, divsf3, negtf2, 7883 negdf2, negsf2, abstf2, absdf2, abssf2, sqrttf2, sqrtdf2, sqrtsf2, 7884 ashlsi3, ashldi3, unnamed DI ashift, cmp_cc_ashift_1, 7885 cmp_cc_set_ashift_1, ashrsi3, ashrdi3, unnamed DI ashiftrt, 7886 ashrdi3_v8plus, lshrsi3, lshrdi3, unnamed DI lshiftrt, 7887 lshrdi3_v8plus, tablejump_sp32, tablejump_sp64, call_address_sp32, 7888 call_symbolic_sp32, call_address_sp64, call_symbolic_sp64, 7889 call_address_struct_value_sp32, call_symbolic_struct_value_sp32, 7890 call_address_untyped_struct_value_sp32, 7891 call_symbolic_untyped_struct_value_sp32, call_value_address_sp32, 7892 call_value_symbolic_sp32, call_value_address_sp64, 7893 call_value_symbolic_sp64, branch_sp32, branch_sp64, 7894 flush_register_windows, goto_handler_and_restore, 7895 goto_handler_and_restore_v9, goto_handler_and_restore_v9_sp64, 7896 flush, all ldd/std peepholes, return_qi, return_hi, return_si, 7897 return_addsi, return_di, return_adddi, return_sf, all call+jump 7898 peepholes, trap, unnamed trap insns): Prettify output strings. 7899 (define_insn anddi3_sp32, and_not_di_sp32, iordi3_sp32, 7900 or_not_di_sp32, xordi3_sp32, xor_not_di_sp32, one_cmpldi2): 7901 Likewise and force + implement splits for integer cases. 7902 (define_insn return_sf_no_fpu): Likewise and allow to match when 7903 no-fpu because of our subreg SFmode splits. 7904 (define_insn zero_extendqihi2, zero_extendqisi2_insn, 7905 zero_extendqidi2_insn, zero_extendhidi2_insn, 7906 zero_extendsidi2_insn, sign_extendsidi2_insn): Likewise and use 7907 input_operand for second operand. 7908 (cmp_minus_cc, cmp_minus_cc_set): Likewise and use 7909 reg_or_0_operand for operand 2 so new splits can use it. 7910 (cmp_zero_extendqisi2, cmp_zero_extendqisi2_set, cmp_cc_plus, 7911 cmp_cc_xor_not): Likewise and don't forget to check TARGET_LIVE_G0 7912 too. 7913 (cmp_zero_extract, cmp_zero_extract_sp64): Likewise and allow 7914 CONST_DOUBLEs for operand 2. 7915 (define_insn move_label_di): Likewise and label distance 7916 optimization because it no longer works with new deferred case 7917 vector scheme. To be revisited. 7918 (define_insn x_minus_y_minus_sltu, x_minus_sltu_plus_y): Likewise 7919 and allow reg_or_0_operand and J constraint for second operand. 7920 (define_insn jump): Set branch predict taken on V9. 7921 (define_insn tablejump): Emit LABEL_REF + PLUS memory address for 7922 new deferred case vector scheme. 7923 (define_insn pic_tablejump_32, pic_tablejump_64): Remove. 7924 (define_insn negdi2_sp32): Force + implement splits. 7925 (define_insn negsi2, one_cmplsi2): Rename to negsi2_not_liveg0 and 7926 one_cmplsi2_not_liveg0 respectively, and create expander of original 7927 names which emit special rtl for TARGET_LIVE_G0. 7928 (define_insn cmpdi_v8plus, scc_si, scc_di): Remove. 7929 (define_insn seq, sne, slt, sge, sle, sltu, sgeu): Don't do 7930 gen_compare_reg, FAIL instead. 7931 (define_insn sgtu, sleu): Likewise and check gen_s*() return 7932 values when trying to reverse condition codes, if they FAIL then 7933 do likewise. 7934 (define_insn snesi_zero, neg_snesi_zero, snesi_zero_extend, 7935 snedi_zero, neg_snedi_zero, snedi_zero_trunc, seqsi_zero, 7936 neg_seqsi_zero, seqsi_zero_extend, seqdi_zero, neg_seqdi_zero, 7937 seqdi_zero_trunc, x_plus_i_ne_0, x_minus_i_ne_0, x_plus_i_eq_0, 7938 x_minus_i_eq_0): Add new splits to perform these multi-insn cases, 7939 set output string to # to indicate they are mandatory splits. 7940 (define_insn pic_lo_sum_si, pic_sethi_si, pic_lo_sum_di, 7941 pic_sethi_di, move_pic_label_si): Remove. 7942 (define_insn movsi_low_sum, movsi_high, movsi_lo_sum_pic, 7943 movsi_high_pic, movsi_pic_label_reg): New patterns to take their 7944 place. 7945 (define_expand movsi_pic_label_ref, define_insn 7946 movsi_high_pic_label_ref, movsi_lo_sum_pic_label_ref): New 7947 expander and insns to handle PIC label references and deferred 7948 case vectors. 7949 (define_insn get_pc_via_rdpc): Comment out as it is no longer 7950 used. 7951 (define_expand movqi, movhi, movsi, movdi, movsf, movdf, movtf): 7952 Rewrite to not use emit_move_sequence, make use of new constant 7953 formation code, and new splits for all multi-insn cases. 7954 (define_insn movqi_insn): Remove sethi case, it can never happen. 7955 Use reg_or_zero_operand instead of const0_rtx explicit test, 7956 use input_operand instead of move_operand for source, and use 7957 general_operand now for dest. 7958 (define_insn movhi_insn): Similar but leave sethi case. 7959 (define_insn lo_sum_qi, store_qi, store_hi): Remove. 7960 (define_insn sethi_hi lo_sum_hi): Rename to movhi_high and 7961 movhi_lo_sum respectively, prettify output string. 7962 (define_insn movsi_zero_liveg0): New pattern to put zero into a 7963 register when needed on TARGET_LIVE_G0. 7964 (define_insn movsi_insn): Use general_operand and input_operand 7965 for dest and src respectively. Simplify applicability test. 7966 Prettify output strings, and add clr alternative for J 7967 constraint. 7968 (define_insn movdi_sp32_v9, movdi_sp32, define_splits for 7969 deprecated std and reg-reg DI moves): Remove and... 7970 (define_insn movdi_insn_sp32, movdi_insn_sp64): Replace with new 7971 implementation which uses forced splits for all non-single insn 7972 cases. 7973 (define_split DI move cases on !arch64): New splits to handle all 7974 situations of 64-bit double register DImode on 32bit, and 7975 unaligned registers and memory addresses for all subtargets. 7976 (define_insn movsf_const_insn, movdf_const_insn, store_sf): 7977 Remove. 7978 (define_insn movsf_insn, movsf_no_f_insn): Use general_operand and 7979 input_operand for dest and src respectively, prettify output 7980 strings. 7981 (define_insn movdf_insn, movdf_no_e_insn, store_df, 7982 movtf_const_insn, movtf_insn, movtf_no_e_insn, store_tf): Remove 7983 and... 7984 (define_insn movdf_insn_sp32, movdf_no_e_insn_sp32, 7985 movdf_insn_sp64, movdf_no_e_insn_sp64, movtf_insn, 7986 movtf_no_e_insn_sp32, movtf_insn_hq_sp64, movtf_insn_sp64, 7987 movtf_no_e_insn_sp64): Replace with new 7988 implementation which uses forced splits for all non-single insn 7989 cases. 7990 (define_split DF move cases): New splits in similar vein to DI 7991 move counterparts. 7992 (define_insn sethi_di_medlow, sethi_di_medium_pic, 7993 sethi_di_embmedany_data, sethi_di_embmedany_text, sethi_di_sp64, 7994 movdi_sp64_insn): Remove old v9 code model and constant loading 7995 support insns and.. 7996 (define_insn pic_lo_sum_di, pic_sethi_di, 7997 sethi_di_medlow_embmedany_pic, sethi_di_medlow, losum_di_medlow, 7998 seth44, setm44, setl44, sethh, setlm, sethm, setlo, 7999 embmedany_sethi, embmedany_losum, embmedany_brsum, 8000 embmedany_textuhi, embmedany_texthi, embmedany_textulo, 8001 embmedany_textlo, movdi_lo_sum_sp64_cint, movdi_lo_sum_sp64_dbl, 8002 movdi_high_sp64_cint, movdi_high_sp64_dbl): Replace with new 8003 scheme, using unspecs, secondary reloads, and one to one sparc 8004 insn to rtl insn mapping for better scheduling and code gen. 8005 (define_expand reload_indi, reload_outdi): Reload helpers for 8006 MEDANY and EMBMEDANY symbol address loading cases which require a 8007 temporary register. 8008 (define_expand movsicc): Remove v8plus_regcmp cases. 8009 (define_insn movdi_cc_sp64_trunc, movdi_cc_reg_sp64_trunc, 8010 cmp_zero_extendqidi2, cmp_zero_extendqidi2_set, cmp_qidi_trunc, 8011 cmp_diqi_trunc_set): New patterns used by some of the new scc 8012 splits on arch64. 8013 (define_insn xordi3_sp64_dbl): New pattern used for constant 8014 formation when crossing from 32-bit targets. 8015 (define_insn movsi_cc_reg_v8plus, v8plus_clear_high, and helper 8016 split): Remove. 8017 (define_insn addx, subx): Make visible and prettify. 8018 (define_insn adddi3_insn_sp32): Likewise and force split. 8019 (define_insn addx_extend, subx_extend, unnamed): New patterns for 8020 64bit scc split usage. 8021 (define_insn unnamed plusDI zero_extend, unnamed minusDI 8022 zero_extend, subdi3): Force and implement splits. 8023 8024 * final.c (final_scan_insn): Don't output labels if target 8025 specifies ASM_OUTPUT_ADDR_{DIFF}_VEC. Do these macro operations 8026 instead. 8027 8028 * reorg.c (dbr_schedule): When taking on BR_PRED notes at the end, 8029 don't forget to walk inside SEQUENCESs too as these are what the 8030 delay slot scheduler will create. 8031 8032Mon Aug 10 01:21:01 1998 Richard Henderson <rth@cygnus.com> 8033 8034 * alpha.md (extxl+1,+2): New patterns to work around 8035 combine lossage. 8036 8037Sat Aug 8 19:20:22 1998 Gary Thomas (gdt@linuxppc.org) 8038 8039 * rs6000.c (rs6000_allocate_stack_space): Fix typo which 8040 caused bad assembly code to be generated. 8041 8042Sat Aug 8 18:53:28 1998 Jeffrey A Law (law@cygnus.com) 8043 8044 * netbsd.h: Fix typo. 8045 8046Mon Aug 3 00:06:42 1998 Robert Lipe <robertl@dgii.com> 8047 8048 * config.sub: Fix typo. 8049 8050Sun Aug 2 22:39:08 1998 Hans-Peter Nilsson <hp@axis.se> 8051 8052 * invoke.texi (Environment Variables): Typo: Change "ascpects" 8053 into "aspects". 8054 (Running Protoize): Typo: Change "ther" into "other". 8055 8056Sun Aug 2 00:42:50 1998 Jeffrey A Law (law@cygnus.com) 8057 8058 * i386/netbsd.h: Undo previous change to DWARF2_UNWIND_INFO. 8059 * m68k/netbsd.h: Likewise. 8060 * ns32k/netbsd.h: Likewise. 8061 * sparc/netbsd.h: Likewise. 8062 8063Sat Aug 1 17:59:30 1998 Richard Henderson <rth@cygnus.com> 8064 8065 * ginclude/va-alpha.h (va_list): Use a typedef, not a define. 8066 * ginclude/va-clipper.h (va_list): Likewise. 8067 8068Fri Jul 31 20:22:02 1998 Michael Meissner <meissner@cygnus.com> 8069 8070 * rs6000.c (rs6000_override_options): If big endian and -Os, use 8071 load/store multiple instructions unless user overrides. 8072 8073Fri Jul 31 17:08:59 1998 Jeffrey A Law (law@cygnus.com) 8074 8075 * ns32k/netbsd.h: Fix typo. 8076 8077Fri Jul 31 10:23:55 1998 Doug Evans <devans@canuck.cygnus.com> 8078 8079 * m32r/m32r.h (ASM_OUTPUT_SOURCE_LINE): Always output line number 8080 labels with .debugsym if no parallel insns. 8081 8082Thu Jul 30 19:15:53 1998 Richard Henderson <rth@cygnus.com> 8083 8084 * alpha.md (fp cmp): Replicate patterns for ALPHA_TP_INSN. 8085 (fcmov): Remove ALPHA_TP_INSN patterns -- fcmov doesn't trap. 8086 8087Thu Jul 30 19:50:15 1998 David Edelsohn <edelsohn@gnu.org> 8088 8089 * rs6000/x-aix43 (AR_FOR_TARGET_FLAGS): Delete. 8090 (AR_FOR_TARGET): Define. 8091 8092Thu Jul 30 12:29:12 1998 Mark Mitchell <mark@markmitchell.com> 8093 8094 * dyn-string.h: New file. 8095 * dyn-string.c: Likewise. 8096 * Makefile.in (OBJS): Add dyn-string.o. 8097 (dwarf2out.o): Add dyn-string.h dependency. 8098 (dyn-string.o): List dependencies. 8099 * dwarf2out.c: Include dyn-string.h. 8100 (ASM_NAME_TO_STRING): Use dyn_string_append, rather than strcpy. 8101 (addr_const_to_string): Take a dyn_string_t, not a char* as a 8102 prototype. Use dyn_string_append rather than strcat, throughout. 8103 (addr_to_string): Use dyn_string_t. 8104 8105Thu Jul 30 13:08:07 1998 Ken Raeburn <raeburn@cygnus.com> 8106 8107 Function entry/exit profiling instrumentation: 8108 * expr.h (profile_function_entry_libfunc, 8109 profile_function_exit_libfunc): Declare new variables. 8110 * optabs.c: Define them here. 8111 (init_optabs): Initialize them. 8112 * tree.h (struct tree_decl): New flag 8113 no_instrument_function_entry_exit. 8114 (DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT): New accessor macro. 8115 * c-decl.c (duplicate_decls): Merge it. 8116 * c-common.c (enum attrs): New value A_NO_INSTRUMENT_FUNCTION. 8117 (init_attributes): Use it for "no_instrument_function". 8118 (decl_attributes): Handle it, for functions that have not yet been 8119 compiled. Set decl flag. 8120 * flags.h (flag_instrument_function_entry_exit): Declare new 8121 variable. 8122 * toplev.c (flag_instrument_function_entry_exit): Define it here. 8123 (f_options): New option "instrument-functions". 8124 * function.h (struct function): New field instrument_entry_exit. 8125 * function.c (current_function_instrument_entry_exit): New 8126 variable. 8127 (push_function_context_to, pop_function_context_from): Save and 8128 restore. 8129 (expand_function_start): Set current_ variable, maybe emit return 8130 label and entry profile call. 8131 (expand_function_end): Maybe emit exit profile call. 8132 8133Thu Jul 30 00:58:34 1998 Jeffrey A Law (law@cygnus.com) 8134 8135 * i386.md (movqi): When optimizing a load of (const_int 1) into a 8136 NON_QI_REG_P, pretend the register is SImode. 8137 8138Wed Jul 29 23:49:23 1998 Todd Vierling <tv@netbsd.org> 8139 8140 * configure.in: Use xm-netbsd.h as the NetBSD xm file (not xm-siglist). 8141 Accept arm32 as arm, m68k4k as m68k, mipsle as mips-dec, and any 8142 manufacturer id for ns32k. 8143 * configure: Regenerated. 8144 * config/netbsd.h: When using ASM_WEAKEN_LABEL, make it global too. 8145 * config/t-netbsd: Don't compile libgcc1-test as the fns are in libc. 8146 * config/i386/netbsd.h: Undefine DWARF2_UNWIND_INFO, not define as 0. 8147 * config/m68k/netbsd.h: Same. 8148 * config/ns32k/netbsd.h: Same. 8149 * config/sparc/netbsd.h: Same. 8150 8151Wed Jul 29 22:39:21 1998 Jeffrey A Law (law@cygnus.com) 8152 8153 * unroll.c (unroll_loop): Do not abort for an UNROLL_MODULO 8154 or UNROLL_COMPLETELY loop that starts with a jump to its 8155 exit code. 8156 8157Wed Jul 29 22:18:14 1998 David Edelsohn <edelsohn@gnu.org> 8158 8159 * rs6000/rs6000.md (absdi2 define_split): Swap operands of MINUS. 8160 * rs6000/rs6000.c (mask64_operand): Use HOST_BITS_PER_WIDE_INT. 8161 (print_operand, case 'B'): Don't fall through. 8162 (print_operand, case 'S'): Correct mask begin/end computation. 8163 Use HOST_BITS_PER_WIDE_INT. 8164 * rs6000/rs6000.h (CPP_PREDEFINES): Define _LONG_LONG. 8165 (CONDITIONAL_REGISTER_USAGE): GPR13 fixed if TARGET_64BIT. 8166 * rs6000/aix41.h (CPP_PREDEFINES): Same. 8167 * rs6000/aix43.h (CPP_PREDEFINES): Same. 8168 8169Wed Jul 29 11:47:10 1998 Nick Clifton <nickc@cygnus.com> 8170 8171 * config/arm/thumb.md (extendqisi2_insn): Remove earlyclobber 8172 constraint from second alternative. 8173 8174Tue Jul 28 23:29:04 1998 Jason Merrill <jason@yorick.cygnus.com> 8175 8176 * configure.in: Fix --without/--disable cases for local-prefix, 8177 gxx-include-dir and checking. 8178 8179Tue Jul 28 22:01:23 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 8180 8181 * configure.in (enable_haifa): Set by default for sparc64 too. 8182 configure: Rebuilt. 8183 8184Tue Jul 28 23:29:04 1998 Jason Merrill <jason@yorick.cygnus.com> 8185 8186 * i386/cygwin32.h (VALID_MACHINE_TYPE_ATTRIBUTE): New macro. 8187 * i386/winnt.c (associated_type): New fn. 8188 (i386_pe_valid_type_attribute_p): New fn. 8189 (i386_pe_check_vtable_importexport): Remove. 8190 (i386_pe_dllexport_p): Use associated_type. 8191 (i386_pe_dllimport_p): Likewise. 8192 8193 From Antonio M. O. Neto <anmendes@cruzeironet.com.br>: 8194 * i386.c (i386_valid_type_attribute_p): Also accept 8195 attributes for METHOD_TYPEs. 8196 8197Tue Jul 28 23:17:39 1998 Peter Gerwinski <peter@gerwinski.de> 8198 8199 * tree.c (build_range_type): Copy TYPE_SIZE_UNIT. 8200 8201Tue Jul 28 22:31:12 1998 Craig Burley <burley@gnu.org> 8202 8203 * gcc.c: Fix commentary describing %g, %u, %U, and %O. 8204 8205 * gcc.c (do_spec_1): Fix handling of %g%O and %U%O to prevent 8206 them from generating a new base name for each occurrence of 8207 a specific suffix. 8208 82091998-07-28 Vladimir N. Makarov <vmakarov@cygnus.com> 8210 8211 * cse.c (cse_insn): Enable substitution inside libcall only for REG, 8212 SUBREG, MEM. 8213 * rtlanal.c (replace_rtx): Prohibit replaces in CONST_DOUBLE. 8214 8215 * cplus-dem.c (type_kind_t): New type. 8216 (demangle_template_value_parm): Add type_kind_t parameter. Rely 8217 on this parameter, rather than demangling the type again. 8218 (demangle_integral_value): Pass tk_integral. 8219 (demangle_template_: Pass the value returned from do_type. 8220 (do_type): Return a type_kind_t. Pass tk_integral to 8221 demangle_template_value_parm for array bounds. 8222 (demangle_fund_type): Likewise. 8223 8224Mon Jul 27 00:54:41 1998 Jason Merrill <jason@yorick.cygnus.com> 8225 8226 * tree.c (simple_cst_equal, case CONSTRUCTOR): OK if the elts are 8227 identical. 8228 8229Mon Jul 27 22:18:36 1998 Jeffrey A Law (law@cygnus.com) 8230 8231 * pa.c (move_operand): Accept CONSTANT_P_RTX. 8232 8233Mon Jul 27 17:18:52 1998 Dave Brolley <brolley@cygnus.com> 8234 8235 * stor-layout.c (layout_type): Handle arrays of bits, for Chill. 8236 8237 * expr.c (get_inner_reference): Handle zero-based, unsigned, array 8238 index conversion. 8239 8240Mon Jul 27 14:51:33 1998 Jeffrey A Law (law@cygnus.com) 8241 8242 * mn10300.h (DEBUGGER_AUTO_OFFSET): Define. 8243 (DEBUGGER_ARG_OFFSET): Likewise. 8244 8245 * mn10300.md (movsf): Remove last change. Not needed. 8246 8247Mon Jul 27 14:22:36 1998 Dave Brolley <brolley@cygnus.com> 8248 8249 * c-lex.c (yylex): Fix boundary conditions in character literal and 8250 string literal loops. 8251 8252Mon Jul 27 11:43:54 1998 Stan Cox <scox@cygnus.com> 8253 8254 * longlong.h (count_leading_zeros): SPARClite scan instruction was 8255 being invoked incorrectly. 8256 8257 * i386.c (ix86_prologue): Added SUBTARGET_PROLOGUE invocation. 8258 * i386/cygwin32.h (STARTFILE_SPEC, LIB_SPEC, SUBTARGET_PROLOGUE): 8259 Add -pg support. 8260 * i386/win32.h: New file. Hybrid mingw32.h/cygwin32.h configuration. 8261 * configure.in: Added i[34567]86-*-win32. 8262 * config.sub: Likewise. 8263 * configure: Rebuilt. 8264 8265Sun Jul 26 01:11:12 1998 H.J. Lu (hjl@gnu.org) 8266 8267 * i386.h (CONST_DOUBLE_OK_FOR_LETTER_P): Return 0 when eliminating 8268 the frame pointer and compiling PIC code and reload has not completed. 8269 8270 * i386.c (output_to_reg): Add code to emulate non-popping DImode 8271 case. 8272 8273Sun Jul 26 01:01:32 1998 Jeffrey A Law (law@cygnus.com) 8274 8275 * regmove.c (regmove_optimize): Fix typo initializing regmove_bb_head. 8276 8277Sat Jul 25 23:29:23 1998 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> 8278 8279 * Makefile.in (install-info): Only try to update the info 8280 directory file if it exists in the first place. 8281 8282Fri Jul 24 18:58:37 1998 Klaus Espenlaub <kespenla@student.informatik.uni-ulm.de> 8283 8284 * rs6000.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Delete. 8285 8286Fri Jul 24 14:20:26 1998 Jeffrey A Law (law@cygnus.com) 8287 8288 * mn10300.md (movqi, movhi, movsi, movsf): Correctly handle 8289 CONST_DOUBLE source. 8290 8291Fri Jul 24 11:17:04 1998 Nick Clifton <nickc@cygnus.com> 8292 8293 * config/arm/thumb.c (thumb_print_operand): Decode %_ in asm 8294 strings as the insertion of USER_LABEL_PREFIX. 8295 * config/arm/thumb.h (PRINT_OPERAND_PUNCT_VALID_P): Accept _ as a 8296 valid code. 8297 * config/arm/thumb.md: Use %_ as a prefix to gcc library function 8298 calls. 8299 8300Thu Jul 23 18:53:20 1998 Jim Wilson <wilson@cygnus.com> 8301 8302 * dbxout.c (dbxout_range_type): Only call dbxout_type_index for 8303 already defined type. 8304 8305Thu Jul 23 13:49:41 1998 Jeffrey A Law (law@cygnus.com) 8306 8307 * expr.c (check_max_integer_computation_mode): Allow conversions 8308 of constant integers to MAX_INTEGER_COMPUTATION_MODE. 8309 (expand_expr): Likewise. 8310 8311Thu Jul 23 11:12:06 1998 Alexandre Petit-Bianco <apbianco@cygnus.com> 8312 8313 * expr.c (expand_expr): Expand RETURN_EXPR. 8314 8315Thu Jul 23 11:00:29 1998 Jim Wilson <wilson@cygnus.com> 8316 8317 * dwarf2out.c (dwarf2out_finish): Call stripattributes on TEXT_SECTION. 8318 8319Wed Jul 22 19:10:00 1998 Catherine Moore <clm@cygnus.com> 8320 8321 * dwarf2out.c (output_aranges): Call stripattributes 8322 for TEXT_SECTION references. 8323 (output_line_info): Likewise. 8324 8325Wed Jul 22 14:08:54 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 8326 8327 * profile.c (branch_prob): Call allocate_reg_info after outputting 8328 profile rtl in instrument_arcs. 8329 8330Wed Jul 22 12:47:49 1998 Jim Wilson <wilson@cygnus.com> 8331 8332 * fixinc.irix (math.h): Install wrapper instead of copying. 8333 8334Wed Jul 22 12:37:14 1998 Alexandre Petit-Bianco <apbianco@cygnus.com> 8335 8336 * tree.def (EXPR_WITH_FILE_LOCATION): Defined as an 'e' expression 8337 so WFL are expanded correctly when contained in a COMPOUND_EXPR. 8338 * tree.h (EXPR_WFL_EMIT_LINE_NOTE): Change macro not to use 8339 lang_flag_0. Added documentation in the flag table. 8340 8341Tue Jul 21 23:28:35 1998 Klaus Kaempf <kkaempf@rmi.de> 8342 8343 * cccp.c (do_include): Fix vax c style include handling. 8344 8345Tue Jul 21 13:28:19 1998 Jason Merrill <jason@yorick.cygnus.com> 8346 8347 * cplus-dem.c (do_type): Use demangle_template_value_parm for arrays. 8348 8349Sun Jul 12 01:27:05 1998 Jason Merrill <jason@yorick.cygnus.com> 8350 8351 * fold-const.c (non_lvalue): Don't deal with null pointer 8352 constants here. 8353 (fold, case COMPOUND_EXPR): Wrap a constant 0 in a NOP_EXPR. 8354 8355Tue Jul 21 15:49:31 1998 David Edelsohn <edelsohn@gnu.org> 8356 8357 * rs6000.h (PREDICATE_CODES): Add CONSTANT_P_RTX. 8358 * rs6000.md (movsi, movdi): Add CONSTANT_P_RTX. 8359 * rs6000.c (short_cint_operand): Add CONSTANT_P_RTX. 8360 (u_short_cint_operand): Same. 8361 (reg_or_cint_operand): Same. 8362 (logical_operand): Same. 8363 (input_operand): Same. 8364 (reg_or_short_operand): Use u_short_cint_operand. 8365 8366Tue Jul 21 08:56:42 1998 Richard Henderson <rth@cygnus.com> 8367 8368 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): Remove the define_expands, 8369 but keep the insns and splits. Adjust so when the ultimate destination 8370 is memory, use cvtql. 8371 8372Tue Jul 21 08:55:09 1998 Richard Henderson <rth@cygnus.com> 8373 8374 * flow.c (regno_uninitialized): Fixed regs are never uninitialized. 8375 8376Tue Jul 21 00:31:01 1998 Jeffrey A Law (law@cygnus.com) 8377 8378 * gcc.c (do_spec): Call "error" not "warning". 8379 8380 * configure.in: Fix minor problems with gas feature detection code. 8381 * configure: Rebuilt. 8382 8383 * gcc.c (do_spec): Issue a warning for '%[]' usage. 8384 8385 * Undo this change. 8386 * gcc.c: Delete %[spec] support. 8387 (do_spec_1, case '('): Likewise. 8388 (do_spec_1, case '['): Call error. 8389 8390Mon Jul 20 22:34:17 1998 Richard Henderson <rth@cygnus.com> 8391 8392 * alpha.h (CPP_SPEC): Tidy. Hook to cpp_cpu and cpp_subtarget. 8393 (CPP_SUBTARGET_SPEC): Default to empty string. 8394 (CPP_AM_*, CPP_IM_*, CPP_CPU_*, CPP_CPU_SPEC): New. 8395 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): New. 8396 * alpha/elf.h (LD_SPEC): Use %(elf_dynamic_linker). 8397 * alpha/linux-elf.h (SUBTARGET_EXTRA_SPECS): New. 8398 (LIB_SPEC): Tidy. 8399 * alpha/linux.h (CPP_PREDEFINES): Tidy. 8400 * alpha/netbsd-elf.h (SUBTARGET_EXTRA_SPECS): New. 8401 * alpha/netbsd.h (CPP_PREDEFINES): Tidy. 8402 * alpha/osf.h (CPP_PREDEFINES): Remove bits subsumed by CPP_CPU_SPEC. 8403 * alpha/win-nt.h (CPP_PREDEFINES): Likewise. 8404 * alpha/vsf.h (CPP_PREDEFINES): Likewise. 8405 (CPP_SUBTARGET_SPEC): New. Do this instead of overriding CPP_SPEC. 8406 * alpha/vxworks.h: Likewise. 8407 8408Mon Jul 20 22:51:57 1998 Ken Raeburn <raeburn@cygnus.com> 8409 8410 * mips.md (reload_outsi): Added missing REGNO call. 8411 (smulsi3_highpart, umulsi3_highpart): Provide prototype for 8412 function pointer. 8413 (mul_acc_di, mul_acc_64bit_di): Don't use match_op_dup, use 8414 another match_operator and compare the codes. 8415 8416 * mips.h (MASK_DEBUG_E, MASK_DEBUG_I): Set to zero. 8417 8418 * MIPS multiply pattern fixes: 8419 * mips.h (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): 8420 Add union classes for HI, LO, or HILO plus general registers. 8421 (GENERATE_MADD): Deleted. 8422 * mips.md (mulsi3_mult3): Don't disparage output-LO alternative. 8423 Add TARGET_MAD to condition. 8424 (mulsi3): Test HAVE_mulsi3_mult3, not specific flags. 8425 (mul_acc_si): Expand GENERATE_MADD here; it's the only use. Use 8426 "*d" for accumulator, to give preference to LO initially but not 8427 during reload. 8428 8429Mon Jul 20 16:16:38 1998 Dave Brolley <brolley@cygnus.com> 8430 8431 * configure.in (enable_c_mbchar): New configure option. 8432 (extra_cpp_objs): Always available now. 8433 8434 * cexp.y (mbchar.h): #include it. 8435 (yylex): Handle Multibyte characters in character literals. 8436 8437 * cccp.c (mbchar.h): #include it. 8438 (main): Set character set based on LANG environment variable. 8439 (rescan): Handle multibyte characters in comments. 8440 (skip_if_group): See above. 8441 (validate_else): See above. 8442 (skip_to_end_of_comment): See above. 8443 (macarg1): See above. 8444 (discard_comments): See above. 8445 (rescan): Handle multibyte characters in string and character literals. 8446 (collect_expansion): See above. 8447 (skip_quoted_string): See above. 8448 (macroexpand): See above. 8449 (macarg1): See above. 8450 (discard_comments): See above. 8451 (change_newlines): See above. 8452 8453 * c-lex.c (mbchar.h): #include it. 8454 (GET_ENVIRONMENT): New macro. 8455 (init_lex): Set character set based on LANG environment variable. 8456 (yylex): Handle multibyte characters in character literals. 8457 (yylex): Handle multibyte characters in string literals. 8458 8459 * Makefile.in (mbchar.o): New target. 8460 (cccp$(exeext)): @extra_cpp_objs@ is always available. 8461 (cppmain$(exeext)): @extra_cpp_objs@ is always available. 8462 8463 * mbchar.[ch]: New files for multibyte character handling. 8464 8465Mon Jul 20 01:11:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 8466 8467 * jump.c (jump_optimize): When simplifying noop moves and 8468 PUSH_ROUNDING, fix thinko so we use same criterion for identifying 8469 the PUSHes to rewrite in second loop as we did in the first. 8470 8471Sun Jul 19 08:23:53 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 8472 8473 * cplus-dem.c (demangle_nested_args): Make function definition 8474 static to match the prototype. 8475 8476Fri Jul 17 14:58:44 1998 Richard Henderson <rth@cygnus.com> 8477 8478 * alloca.c: Respect USE_C_ALLOCA. 8479 * gencheck.c (xmalloc): Ignore __GNUC__ for definition. 8480 * gengenrtl.c (xmalloc): Likewise. 8481 8482Fri Jul 17 14:18:14 1998 Richard Henderson <rth@cygnus.com> 8483 8484 * loop.h (struct induction): Add no_const_addval. 8485 * loop.c (the_movables, reg_address_cost): New variables. 8486 (init_loop): Init reg_address_cost. 8487 (loop_optimize): Call end_alias_analysis. 8488 (scan_loop): Init the_movables. 8489 (record_giv): Init induction->no_const_addval. 8490 (basic_induction_var) [PLUS]: Use rtx_equal_p instead of ==. 8491 [REG]: Rearrange loop search test to catch more cases. 8492 (general_induction_var): Return success not benefit; take an extra 8493 argument for that. Change all callers. 8494 (simplify_giv_expr) [PLUS]: Always combine invariants. Use sge_plus. 8495 [MULT]: Use rtx_equal_p instead of ==. Combine simple invariants. 8496 [default]: Search the_movables for additional combinations. 8497 (sge_plus_constant, sge_plus): New functions. 8498 (express_from_1): New function. 8499 (express_from): Always define. Rewrite using express_from_1. 8500 (combine_givs_p): Handle more cases. Ignore address cost. 8501 (cmp_combine_givs_stats): New function. 8502 (combine_givs_used_once, combine_givs_benefit_from): New functions. 8503 (combine_givs): Rewrite to do best-fit combination. 8504 8505 * fold-const.c (operand_equal_p): Handle RTL_EXPR. 8506 (fold): Do a complete (A*C)+(B*C) association check. 8507 8508Fri Jul 17 11:21:55 1998 Jim Wilson <wilson@cygnus.com> 8509 8510 * function.c (fixup_var_refs_insns): Handle CLOBBER of a CONCAT. 8511 8512Fri Jul 17 11:48:55 1998 Jeffrey A Law (law@cygnus.com) 8513 8514 * mn10300.c (MODES_TIEABLE_P): Fix typo. 8515 8516Fri Jul 17 03:26:12 1998 Rihcard Earnshaw (rearnsha@arm.com) 8517 8518 * tree.c (valid_machine_attribute): Only create a new type variant if 8519 there is a decl to use it. 8520 8521Thu Jul 16 14:48:04 1998 Nick Clifton <nickc@cygnus.com> 8522 8523 * gcc.c (do_spec_1): Cope with %g/%u/%U options which do not have 8524 a suffix. 8525 8526Fri Jul 17 03:24:40 1998 Hans-Peter Nilsson <hp@axis.se> 8527 8528 * extend.texi (Explicit Reg Vars): Typo: change "may deleted" into "may 8529 be deleted" 8530 8531Thu Jul 16 14:48:47 1998 Jeffrey A Law (law@cygnus.com) 8532 8533 * mn10300.c (count_tst_insns): New arg oreg_countp. Callers changed. 8534 Simplify tests for clearing an address register. 8535 (expand_prologue): Corresponding changes. 8536 8537 * mn10300.md (movXX patterns): Make sure the destination is an 8538 ADDRESS_REG when substituting "zero_areg" for (const_int 0). 8539 (logical patterns): Split into expanders + patterns. 8540 (zero and sign extension patterns): Similarly. 8541 (shift patterns): Similarly. 8542 8543Thu Jul 16 01:17:44 1998 Richard Henderson <rth@cygnus.com> 8544 8545 * loop.c (emit_iv_add_mult): Scan the entire insn list generated 8546 for the sequence, recording base values. 8547 8548Wed Jul 15 10:49:55 1998 Richard Henderson <rth@cygnus.com> 8549 8550 * i386.h (CPP_CPU_SPEC): Remove -Asystem(unix). 8551 8552Tue Jul 14 14:15:30 1998 Nick Clifton <nickc@cygnus.com> 8553 8554 * gcc.c: Remove ANSI-C ism from --help code. 8555 8556 * toplev.c: Support --help with USE_CPPLIB. 8557 8558Tue Jul 14 14:46:08 1998 Jeffrey A Law (law@cygnus.com) 8559 8560 * configure.in: Rework gas feature code to work with symlink based 8561 source trees. 8562 8563 * extend.texi: Clarify some issues related to local variables 8564 assigned to explicit registers. 8565 8566 * mn10300.md (mulsi): Turn into expander + pattern. 8567 8568 * mn10300.md (movsi, movsf, movdi, movdf): Remove "x" from I -> a 8569 alternative. 8570 8571Tue Jul 14 07:41:59 1998 Richard Earnshaw (rearnsha@arm.com) 8572 8573 * arm/tcoff.h (USER_LABEL_PREFIX): Make it empty to match coff.h. 8574 8575Tue Jul 14 03:02:44 1998 Jeffrey A Law (law@cygnus.com) 8576 8577 * version.c: Bump again to distinguish mainline tree from the 8578 egcs-1.1 branch. 8579 8580Tue Jul 14 02:20:38 1998 Jeffrey A Law (law@cygnus.com) 8581 8582 * version.c: Bump to avoid problems with old spec files during 8583 bootstrap. 8584 8585Mon Jul 13 23:11:44 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 8586 8587 * config/sparc/sparc.c (output_scc_insn): Enclose || conditions in 8588 parens while walking over notes. 8589 * config/sparc/sparc.md (reg movdi split): Clean up matching 8590 conditions. 8591 (all DI arithop splits on 32-bit): Handle immediate arguments 8592 correctly when they are CONST_INTs. 8593 8594Mon Jul 13 23:57:21 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl> 8595 8596 * m68k/m68k.h (TARGET_SWITCHES): Clear MASK_68040_ONLY for 8597 -m68020-40, -m68020-60 and -m5200. 8598 8599Mon Jul 13 23:52:05 1998 Weiwen Liu <weiwen.liu@yale.edu> 8600 8601 * gcc.c (do_spec_1): Fix %O handling for secure temporary file 8602 creation. 8603 8604Mon Jul 13 23:42:36 1998 Ralf Corsepius <corsepiu@faw.uni-ulm.de> 8605 8606 * sh/elf.h (MAX_OFILE_ALIGNMENT): Undefine before including svr4.h. 8607 8608Mon Jul 13 23:36:08 1998 Jim Wilson <wilson@cygnus.com> 8609 8610 * i386/i386.h (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): New specs. 8611 (CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Use them. 8612 (EXTRA_SPECS): Support them. 8613 * gcc.c: Delete %[spec] support. 8614 (do_spec_1, case '('): Likewise. 8615 (do_spec_1, case '['): Call error. 8616 * i386/aix386ng.h, cygwin32.h, freebsd-elf.h, gas.h, isc.h, 8617 linux-aout.h, linux-oldld.h, linux.h, osfelf.h, osfrose.h, sco.h, 8618 sco4.h, sco4dbx.h, sco5.h, sol2.h, sysv3.h (CPP_SPEC): Delete 8619 %[cpp_cpu]. 8620 8621Mon Jul 13 23:31:04 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 8622 8623 * m68k.c (output_scc_di): Use cmpw #0 only for address registers. 8624 8625Mon Jul 13 23:26:43 1998 Jeffrey A Law (law@cygnus.com) 8626 8627 * tree.h (tree_common): Note front-end dependencies on layout of 8628 this structure. 8629 8630Mon Jul 13 23:18:39 1998 Craig Burley <burley@gnu.org> 8631 8632 * stmt.c (expand_expr_stmt): If not assigning fresh 8633 value to last_expr_value, zero it, so old garbage 8634 doesn't get dereferenced. 8635 8636Mon Jul 13 23:06:55 1998 Henning.Petersen@t-online.de (Henning Petersen) 8637 8638 * gcse.c (hash_scan_insn): Add missing argument declaration. 8639 8640Mon Jul 13 18:59:13 1998 Jim Wilson <wilson@cygnus.com> 8641 8642 * configure.in (mips-sgi-irix5cross64, mips-sgi-irix5*): Remove 8643 HAVE_INTTYPES_H from xm_defines. Define xm_file to mips/xm-iris5.h. 8644 * mips/xm-iris5.h (USG): Delete. 8645 8646Mon Jul 13 17:18:47 1998 Nick Clifton <nickc@cygnus.com> 8647 8648 * cccp.c (main): Add support for parsing --help. 8649 (display_help): New function: display command line switches. 8650 8651 * cpplib.c (cpp_handle_option): Add support for parsing --help. 8652 (display_help): New function: display command line switches. 8653 8654 * gcc.c (main): Add support for parsing --help, and passing it on 8655 to the sub-processes invoked by gcc. 8656 (display_help): New function: display command line switches. 8657 8658 * tm.texi (TARGET_SWITCHES and TARGET_OPTIONS): Document 8659 'description' field added to structure. 8660 8661 * toplev.c: Add support for parsing --help. 8662 Add documentation strings to command line option tables. 8663 (display_help): New function: display comman line switches. 8664 8665Mon Jul 13 16:15:10 1998 John Carr <jfc@mit.edu> 8666 8667 * sparc.c, sparc.h, sparc.md: New trampoline code. 8668 Allow integer operand 1 to V8+ DImode shift instructions. 8669 Fix bugs in V8+ wide multiply patterns. 8670 In 32 bit mode, split DImode register moves and logical instructions. 8671 Write V9 branch prediction flag. 8672 Use V9 conditional move more often for scc. 8673 8674Mon Jul 13 15:10:09 1998 Philippe De Muyter <phdm@macqel.be> 8675 8676 * invoke.texi(-fno-builtin): Explain that the names of built-in 8677 functions begin with `__builtin_', not `__'. 8678 8679Mon Jul 13 19:01:52 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 8680 8681 * reload1.c (reload_reg_free_before_p): Abort for RELOAD_FOR_OUTPUT. 8682 8683Mon Jul 13 10:50:17 1998 Mark Mitchell <mark@markmitchell.com> 8684 8685 * cplus-dem.c (SCOPE_STRING): Remove DMGL_JAVA stuff. 8686 (cplus_demangle_opname): Initialize work. 8687 (demangle_template): Remove is_java_array. 8688 (do_type): Remove DMGL_JAVA stuff. 8689 (long_options): Remove "java". 8690 (main): Remove 'j' option. 8691 8692Mon Jul 13 10:19:00 1998 Jeffrey A Law (law@cygnus.com) 8693 8694 * mn10300.h (REG_CLASS_FROM_LETTER): Map 'y' to SP_REGS. 8695 Handle 'x' as NO_REGS for this cpu. 8696 (REGNO_OK_FOR_BIT_BASE_P): Define. 8697 (REG_OK_FOR_BIT_BASE_P): Define. 8698 (GO_IF_LEGITIMATE_ADDRESS): Use them. 8699 (REG_OK_FOR_INDEX_P): Tweak. 8700 * mn13000.c (REG_SAVE_BYTES): Define. 8701 (expand_epilogue, initial_offset): Use it. 8702 (secondary_reload_class): Slightly reformat. 8703 (output_tst): Tweak comments. 8704 * mn10300.md: Change 'x' to 'y' for SP_REGS. Then add 'x' to many 8705 patterns. 8706 (addsi3): Turn into a define_expand/define_insn pair. Rework code for 8707 three operand addition case to be more efficient. 8708 (subsi3): Turn into a define_expand/define_insn pair. 8709 8710 * expr.c (expand_expr): Only set MEM_IN_STRUCT_P if the memory address 8711 is not varying for REFERENCE_TYPE or when we think we might have found 8712 an optimized access to the first element in an array. 8713 8714Mon Jul 13 02:24:08 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 8715 8716 * regclass.c (reg_scan_mark_refs): New arg min_regno. Only update 8717 regscan information for REGs with numbers greater than or equal to 8718 this. All callers changed. 8719 (reg_scan_update): New function to efficiently update regscan 8720 information on the fly. 8721 * rtl.h: Add prototype. 8722 * jump.c (jump_optimize): Call it when we make a transformation 8723 which generates new pseudo-REGs. 8724 8725Sun Jul 12 13:08:14 1998 Jeffrey A Law (law@cygnus.com) 8726 8727 * collect2.c (main): Use "-x c" instead of "-lang-c" for force the 8728 compiler into C mode. 8729 8730Sun Jul 12 01:27:05 1998 Jason Merrill <jason@yorick.cygnus.com> 8731 8732 * cplus-dem.c (demangle_nested_args): Return a value. 8733 8734 * tree.h (TYPE_P): New macro. 8735 8736Sat Jul 11 16:19:48 1998 Mark Mitchell <mark@markmitchell.com> 8737 8738 * cplus-dem.c (string): Move definition before work_stuff. 8739 (work_stuff): Add volatile_type, forgetting_types, 8740 previous_argument, and nrepeats fields. 8741 (SCOPE_STRING): New macro. 8742 (demangle_template): Add `remember' parameter. Add comment. 8743 Register the `B' code type here, if remembering. Tidy. Fix crash 8744 on NULL tmpl_argvec. Be consistent with use of tname/trawname. 8745 (demangle_nested_args): New function. 8746 (internal_cplus_demangle): Handle volatile-qualified member 8747 functions. 8748 (mop_up): Delete the previous_argument string if present. 8749 (demangle_signature): Tidy. Handle volatile-qualified member 8750 functions. Handle back-references using the `B' code. Use extra 8751 parameter to demangle_template and SCOPE_STRING where appropriate. 8752 (demangle_template_value_parm): Fix thinko; 'B' is not an integral 8753 code. 8754 (demangle_class): Use SCOPE_STRING. 8755 (gnu_special): Pass additional argument to demangle_template. 8756 Use SCOPE_STRING. 8757 (demangle_qualified): Save qualified types for later 8758 back-references. Handle constructors and destructors for template 8759 types correctly. 8760 (do_type): Tidy. Use SCOPE_STRING. Pass extra argument to 8761 demangle_template. Use demangled_nested_args. Don't remember 8762 qualified types here; that's now done in demangle_qualified. 8763 Similarly for templates. 8764 (do_arg): Improve comment. Handle 'n' repeat code. 8765 (remember_type): Check forgetting_types. 8766 (demangle_args): Deal with 'n' repeat codes. Tidy. 8767 8768Sat Jul 11 02:59:08 1998 Richard Earnshaw <rearnsha@arm.com> 8769 8770 * arm.md (extendhisi2_mem, movhi, movhi_bytes): Propagate the volatile 8771 and structure attribute flags to MEMs generated. 8772 (splits for sign-extended HI & QI mode from memory): Also propagate 8773 the volatile flag. 8774 8775 * configure.in (thumb-*-coff*): Don't cause fixincludes to be run. 8776 8777Fri Jul 10 19:06:59 1998 Michael Meissner <meissner@cygnus.com> 8778 8779 * varray.h: Include system.h if it hasn't already been included 8780 before to get size_t declared. 8781 8782Fri Jul 10 12:53:58 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 8783 8784 * jump.c (jump_optimize): If after_regscan and our transformations 8785 generate new REGs, rerun reg_scan. 8786 8787Fri Jul 10 11:50:43 1998 Andrew MacLeod <amacleod@cygnus.com> 8788 8789 * config/i960/i960.c (i960_address_cost): MEMA operands with 8790 positive offsets < 4096 are free. 8791 8792Fri Jul 10 12:34:37 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 8793 8794 * config/m68k/m68k.c (const_uint32_operand): Recognize 8795 CONSTANT_P_RTX. 8796 (const_sint32_operand): Likewise. 8797 8798Thu Jul 9 22:58:59 1998 Jeffrey A Law (law@cygnus.com) 8799 8800 * Makefile.in (alias.o): Depend on $(EXPR_H). 8801 8802Thu Jul 9 18:24:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 8803 8804 * reload1.c (choose_reload_regs): If using an equivalence from 8805 find_equiv_reg and reg_reloaded_valid is not set for this register, 8806 clear the associated spill_reg_store. 8807 8808Thu Jul 9 18:12:49 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 8809 8810 * reload1.c (emit_reload_insns): If an output reload copies only 8811 to a secondary reload register, indicate that the secondary reload 8812 does the actual store. 8813 8814Thu Jul 9 18:01:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 8815 8816 * reload.c (find_equiv_reg): If need_stable_sp is set, 8817 check if stack pointer is changed directly in a PARALLEL. 8818 8819Thu Jul 9 10:38:14 1998 Jeffrey A Law (law@cygnus.com) 8820 8821 * jump.c (duplicate_loop_exit_test): Fix thinko. 8822 8823Thu Jul 9 01:30:37 1998 Joel Sherrill <joel@OARcorp.com> 8824 Ralf Corsepius <corsepiu@faw.uni-ulm.de> 8825 8826 * config/i386/rtemself.h: Updated to keep in sync with 8827 config/i386/linux.h. 8828 8829 * configure.in: Added sh-rtemself. 8830 * configure: Rebuilt. 8831 * config/sh/rtems.h: Removed -D__ELF__ since it is now COFF. 8832 * config/sh/rtemself.h: New file. 8833 8834 * config/rs6000/rtems.h: Defined STARTFILE_DEFAULT_SPEC. 8835 8836Wed Jul 8 21:43:14 1998 Jeffrey A Law (law@cygnus.com) 8837 8838 * configure.in: Check if the assembler supports ".balign" and 8839 ".p2align" and define HAVE_GAS_BALIGN_AND_P2ALIGN appropriately. 8840 * acconfig.h (HAVE_GAS_BALIGN_AND_P2ALIGN): New tag. 8841 * i386/gas.h (ASM_OUTPUT_ALIGN): If the assembler has support for 8842 ".balign" then use it. 8843 8844 * print-rtl.c (print_rtx): Revert previous patch. 8845 8846 * jump.c (duplicate_loop_exit_test): Do not duplicate the loop exit 8847 test if the exit code has an insn with ASM_OPERANDS. 8848 8849 * i386/cygwin32.h (STDIO_PROTO): Fix typo. 8850 * m32r.h (STDIO_PROTO): Fix typo. 8851 8852 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Handle addresses created by 8853 LEGITIMIZE_RELOAD_ADDRESS. 8854 * tm.texi (LEGITIMIZE_RELOAD_ADDRESS): Note that this macro must be 8855 able to handle addresses created by previous invocations of the macro. 8856 8857 * flow.c (find_auto_inc): Remove most recent change. Real bug was 8858 elsewhere. 8859 8860 * cse.c (count_reg_usage): Count registers used in addresses of 8861 CLOBBERs. 8862 8863Wed Jul 8 15:08:29 1998 Jim Wilson <wilson@cygnus.com> 8864 8865 * Makefile.in (STAGESTUFF): Readd line lost during June 9 FSF merge. 8866 8867 * configure.in (mips64orion-*-rtems*): Use elf64.h not elfl64.h. 8868 88691998-07-08 Vladimir N. Makarov <vmakarov@cygnus.com> 8870 8871 * config/fp-bit.c (__gexf2, __fixxfsi, __floatsixf): Add function 8872 stubs. 8873 8874 * toplev.c (lang_options): Add -Wlong-long, -Wno-long-long 8875 options. 8876 * c-decl.c (warn_long_long): Define. 8877 (c_decode_option): Parse -Wlong-long, -Wno-long-long options. 8878 (grokdeclarator): Add flag `warn_long_long' as guard for 8879 warning "ANSI C does not support `long long'". 8880 * invoke.texi: Add description of options -Wlong-long, 8881 -Wno-long-long. 8882 * gcc.1: The same as above. 8883 8884Wed Jul 8 02:43:34 1998 Jeffrey A Law (law@cygnus.com) 8885 8886 * rtlanal.c (reg_overlap_mentioned_p): Handle STRICT_LOW_PART. If 8887 either argument is CONSTANT_P, then return zero. 8888 * reload.c (reg_overlap_mentioned_for_reload_p): Similarly. 8889 8890 * configure.in: Also look at $srcdir/gas/configure to find a 8891 gas version #. 8892 8893Wed Jul 8 00:28:22 1998 Carlo Wood <carlo@runaway.xs4all.nl> 8894 8895 * dsp16xx.h : Clean up of macro OPTIMIZATION_OPTIONS 8896 8897Tue Jul 7 21:18:14 1998 Mumit Khan <khan@xraylith.wisc.edu> 8898 8899 * i386/cygwin32.h (ASM_DECLARE_FUNCTION_NAME): Merge duplicate 8900 definitions from last two patches. 8901 8902Tue Jul 7 23:03:34 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 8903 8904 * reload1.c (choose_reload_regs): Don't set reload_override_in 8905 if EQUIV is clobbered in INSN and the reload is done after INSN. 8906 8907Tue Jul 7 21:23:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 8908 8909 * expr.c (emit_queue): If emitting a SEQUENCE, set QUEUED_INSN 8910 to the first insn of the sequence. 8911 8912Tue Jul 7 21:05:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 8913 8914 * cse.c (cse_insn): Don't make change without validation. 8915 8916Tue Jul 7 11:40:05 1998 Jeffrey A Law (law@cygnus.com) 8917 8918 * mn10200.md (various zero/sign extension patterns): Zero and sign 8919 extensions which use "sub" clobber cc0. 8920 8921Tue Jul 7 09:12:08 1998 Jeff Law (law@cygnus.com) 8922 8923 * version.c: Bump for snapshot. 8924 8925Tue Jul 7 10:07:20 1998 Jeffrey A Law (law@cygnus.com) 8926 8927 * print-rtl.c (print_rtx): Use REAL_VALUE_TYPE instead of "double". 8928 8929Tue Jul 7 08:41:27 1998 Richard Henderson (rth@cygnus.com) 8930 8931 * print-rtl.c (print_rtx): Only print fp values when REAL_VALUE_TYPE 8932 is a double. 8933 8934Tue Jul 7 00:31:58 1998 Jeff Law (law@cygnus.com) 8935 8936 * version.c: Bump for snapshot. 8937 8938Tue Jul 7 01:03:03 1998 Mumit Khan <khan@xraylith.wisc.edu> 8939 8940 Support for dllimport and dllexport attributes for i386-pe. 8941 8942 * tree.h (DECL_NON_ADDR_CONST_P): New accessor macro. 8943 (struct tree_decl): Add non_addr_const_p field. 8944 * tree.c (staticp): Use. 8945 8946 * i386/cygwin32.h (CPP_PREDEFINES): Map __declspec(x) to GCC 8947 attributes. 8948 (SUBTARGET_SWITCHES): Switches to turn on/off dllimport|export 8949 attributes. Also accept -mwindows option. 8950 (VALID_MACHINE_DECL_ATTRIBUTE): New macro. 8951 (MERGE_MACHINE_DECL_ATTRIBUTE): New macro. 8952 (REDO_SECTION_INFO_P): New macro. 8953 (DRECTVE_SECTION_FUNCTION): New macro. 8954 (drectve_section): Cover function to implement above. 8955 (SWITCH_TO_SECTION_FUNCTION): New macro. 8956 (switch_to_section): Covert function to implement above. 8957 (EXTRA_SECTIONS): Add in_drectve. 8958 (EXTRA_SECTION_FUNCTIONS): Add in_drectve and switch_to_section. 8959 (ENCODE_SECTION_INFO): Delete old macro and redefine as a function. 8960 (STRIP_NAME_ENCODING): Handle new attributes. 8961 (ASM_OUTPUT_LABELREF): New macro. 8962 (ASM_OUTPUT_FUNCTION_NAME): New macro. 8963 (ASM_OUTPUT_COMMON): New macro. 8964 (ASM_OUTPUT_DECLARE_OBJECT_NAME): New macro. 8965 8966 * i386/mingw32.h (CPP_PREDEFINES): Map __declspec(x) to GCC 8967 attributes. 8968 8969 * i386/winnt.c (i386_pe_valid_decl_attribute_p): New function. 8970 (i386_pe_merge_decl_attributes): New function. 8971 (i386_pe_check_vtable_importexport): New function. 8972 (i386_pe_dllexport_p): New function. 8973 (i386_pe_dllimport_p): New function. 8974 (i386_pe_dllexport_name_p): New function. 8975 (i386_pe_dllimport_name_p): New function. 8976 (i386_pe_mark_dllexport): New function. 8977 (i386_pe_mark_dllimport): New function. 8978 (i386_pe_encode_section_info): New function. 8979 (i386_pe_unique_section): Strip encoding from name first. 8980 8981Tue Jul 7 00:50:17 1998 Manfred Hollstein (manfred@s-direktnet.de) 8982 8983 * libgcc2.c (L_exit): Provide a fake for atexit on systems which 8984 define ON_EXIT but not HAVE_ATEXIT. 8985 8986Tue Jul 7 00:44:35 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 8987 8988 * m68k.md (zero_extend QI to HI): Correctly handle TARGET_5200. 8989 8990Tue Jul 7 00:36:41 1998 Ulrich Drepper <drepper@cygnus.com> 8991 8992 * i386.c: Remove random whitespace at end of lines. 8993 8994 * i386.c (ix86_epilogue): For pentium processors, try to deallocate 8995 4 or 8 byte stacks with pop instructions instead of an add instruction. 8996 8997Tue Jul 7 00:30:08 1998 Klaus Kaempf <kkaempf@rmi.de> 8998 8999 * alpha.c: Include tree.h before expr.h. 9000 9001Mon Jul 6 22:50:48 1998 Jason Merrill <jason@yorick.cygnus.com> 9002 9003 * c-parse.in (struct_head, union_head, enum_head): New nonterminals. 9004 (structsp): Use them. Update files generated from c-parse.in. 9005 * extend.texi (Type Attributes): Document it. 9006 9007 * c-decl.c: Add warn_multichar. 9008 (c_decode_option): Handle -Wno-multichar. 9009 * c-lex.c (yylex): Check it. 9010 * c-tree.h: Declare it. 9011 * toplev.c (lang_options): Add it. 9012 * invoke.texi: Document it. 9013 9014Mon Jul 6 22:47:55 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 9015 9016 * reload.c (find_equiv_reg): When looking for stack pointer + const, 9017 make sure we don't use a stack adjust. 9018 9019 * reload.c (find_equiv_reg): If need_stable_sp is set, 9020 check if stack pointer is changed directly. 9021 9022 * reload1.c (delete_dead_insn): Don't delete feeding insn 9023 if that insn has side effects. 9024 9025 * flow.c (find_auto_inc): Clear UNCHANGING bit of register that is 9026 changed. 9027 9028 * reload1.c (reload_reg_free_before_p): RELOAD_FOR_OPADDR_ADDR 9029 precedes RELOAD_FOR_OUTADDR_ADDRESS. 9030 9031 * gcse.c (hash_scan_insn): New argument IN_LIBCALL_BLOCK. Changed 9032 caller. 9033 9034Mon Jul 6 22:21:56 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl> 9035 9036 * m68k.c (output_scc_di): Use cmpw #0 instead of tstl when 9037 testing address registers on the 68000. 9038 9039Mon Jul 6 22:17:19 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk> 9040 9041 * i386.c (is_fp_test): Fix thinko. 9042 9043 * jump.c (jump_optimize): Check for CONST_INT before using INTVAL. 9044 9045Mon Jul 6 22:14:31 1998 Richard Henderson (rth@cygnus.com) 9046 9047 * print-rtl.c (print_rtx): Display the real-value equivalent of 9048 a const_double when easy. 9049 9050 * real.h (REAL_VALUE_TO_TARGET_SINGLE): Use a union to pun types. 9051 Zero memory first for predictability. 9052 (REAL_VALUE_TO_TARGET_DOUBLE): Likewise. 9053 * varasm.c (immed_real_const_1): Notice width of H_W_I == double. 9054 9055 * regclass.c (allocate_reg_info): Initialize the entire reg_data 9056 virtual array. 9057 9058Mon Jul 6 22:09:32 1998 Ian Lance Taylor <ian@cygnus.com> 9059 Jeff Law <law@cygnus.com> 9060 9061 * i386/cygwin32.h: Add some declaration of external functions. 9062 (ASM_DECLARE_FUNCTION_NAME): Define. 9063 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define. 9064 (ASM_FILE_END): Define. 9065 * i386/winnt.c (i386_pe_declare_function_type): New function. 9066 (struct extern_list, extern_head): Define. 9067 (i386_pe_record_external_function): New function. 9068 (i386_pe_asm_file_end): New function. 9069 9070 * cpplib.c (cpp_options_init): Initialize cplusplus_comments to 1, 9071 matching July 18, 1995 change to cccp.c. If -traditional then 9072 disable cplusplus_comments. 9073 9074Mon Jul 6 21:28:14 1998 Jeffrey A Law (law@cygnus.com) 9075 9076 * combine.c (expand_compound_operation): Fix thinko in code to optimize 9077 (zero_extend:DI (subreg:SI (foo:DI) 0)) to foo:DI. 9078 9079 * Disable the following change from gcc2. Not appropriate for egcs: 9080 9081 Sun Jun 7 09:30:31 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 9082 * reload.c (find_reloads): Give preference to pseudo that was the 9083 reloaded output of previous insn. 9084 9085Mon Jul 6 21:07:14 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 9086 9087 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): Don't define HOST_PTR_PRINTF. 9088 Instead, define a new macro HAVE_PRINTF_PTR which only signifies 9089 whether we have the %p format specifier or not. 9090 9091 * acconfig.h: Delete stub for HOST_PTR_PRINTF, add HAVE_PRINTF_PTR. 9092 9093 * machmode.h (HOST_PTR_PRINTF): When determining the definition, 9094 check HAVE_PRINTF_PTR to see whether "%p" is okay. 9095 9096 * mips-tfile.c: Include machmode.h to get HOST_PTR_PRINTF. 9097 9098 * Makefile.in (mips-tfile.o): Depend on machmode.h. 9099 9100Mon Jul 6 10:42:05 1998 Mark Mitchell <mark@markmitchell.com> 9101 9102 * jump.c (duplicate_loop_exit_test): Don't refuse to copy a 9103 section of code just because it contains 9104 NOTE_INSN_BLOCK_{BEG,END}. 9105 * stmt.c (expand_end_loop): Likewise. Also, don't refuse to 9106 move CALL_INSNs or CODE_LABELs. When moving code, don't move 9107 NOTE_INSN_BLOCK_{BEG,END}. 9108 9109Mon Jul 6 09:38:15 1998 Mark Mitchell <mark@markmitchell.com> 9110 9111 * cse.c (CSE_ADDRESS_COST): New macro, based on ADDRESS_COST, but 9112 dealing with ADDRESSOF. 9113 (find_best_addr): Use it. 9114 9115Mon Jul 6 09:27:08 1998 Richard Henderson <rth@cygnus.com> 9116 9117 * alpha/vms.h (TRAMPOLINE_TEMPLATE): Revert last change. 9118 9119Mon Jul 6 09:25:06 1998 Dave Love <d.love@dl.ac.uk> 9120 9121 * libgcc2.c (__eprintf): Make args consistent with prototype in 9122 assert.h. 9123 9124Mon Jul 6 00:28:43 1998 Mark Mitchell <mark@markmitchell.com> 9125 9126 * cse.c (cse_insn): When SETting (MEM (ADDRESSOF (X))) to Y, 9127 don't claim that the former is equivalent to the latter. 9128 9129Sun Jul 5 23:58:19 1998 Jeffrey A Law (law@cygnus.com) 9130 9131 * cse.c (cse_insn): Second arg is an RTX now. Update all callers. 9132 (cse_basic_block): Keep track of the current RETVAL insn for a 9133 libcall instead of just noting that we're in a libcall. 9134 9135 * combine.c (simplify_comparison): Do not commute a AND into 9136 a paradoxical SUBREG if not WORD_REGISTER_OPERATIONS. 9137 9138 * i386/freebsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Protect with 9139 HAVE_GAS_MAX_SKIP_P2ALIGN. 9140 * i386/linux.h: Likewise. 9141 9142Fri Jul 3 02:33:35 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 9143 9144 * sparc.c (sparc_operand, move_operand, arith_operand, 9145 arith11_operand, arith10_operand, arith_double_operand, 9146 arith11_double_operand, arith10_double_operand, small_int, 9147 uns_small_int): Recognize CONSTANT_P_RTX. 9148 (output_sized_memop, output_move_with_extension, 9149 output_load_address, output_size_for_block_move, 9150 output_block_move, delay_operand): Remove, has not been 9151 enabled or referenced for years. 9152 * sparc.md (movstrsi, block_move_insn): Likewise. 9153 * sparc.h (PREDICATE_CODES): Define. 9154 * linux-aout.h (MACHINE_STATE_{SAVE,RESTORE}): Override with 9155 version which uses getcc/setcc traps to save/restore condition 9156 codes. 9157 * linux64.h: Likewise. 9158 * sunos4.h: Likewise. 9159 * linux.h: Likewise. 9160 * sol2.h: Likewise. 9161 * sun4o3.h: Likewise. 9162 9163Fri Jul 3 02:28:05 1998 Richard Henderson <rth@cygnus.com> 9164 9165 * alpha.c (alpha_initialize_trampoline): Hack around Pmode/ptr_mode 9166 lossage on VMS. Reported by kkaempf@rmi.de. 9167 * alpha/vms.h (TRAMPOLINE_TEMPLATE): Add missing 0. 9168 9169Thu Jul 2 17:41:14 1998 Nick Clifton <nickc@cygnus.com> 9170 9171 * config/m32r/m32r.h (MUST_PASS_IN_STACK): Override default 9172 version. 9173 9174Thu Jul 2 14:34:48 1998 David Edelsohn <edelsohn@mhpcc.edu> 9175 9176 * expr.h (STACK_SIZE_MODE): New macro. 9177 * explow.c (allocate_dynamic_stack_space): Use it for 9178 mode of allocate_stack pattern increment operand. 9179 * tm.texi (STACK_SAVEAREA_MODE, STACK_SIZE_MODE): Document. 9180 * md.texi (stack_save_block, ...): Reflect use of macro. 9181 9182 * rs6000.h (PROMOTE_MODE): Always promote to word_mode. 9183 (PROMOTE_FUNCTION_ARGS): Define. 9184 (PROMOTE_FUNCTION_RETURN): Define. 9185 (FUNCTION_VALUE): Promote to word_mode if smaller. 9186 Convert to gen_rtx_FOO. 9187 * rs6000.md (call_indirect): Store doubleword in 64-bit mode. 9188 Convert to gen_rtx_FOO. 9189 * rs6000.c: Convert to gen_rtx_FOO. 9190 9191Thu Jul 2 14:16:11 1998 Michael Meissner <meissner@cygnus.com> 9192 9193 * varray.{c,h}: New files to provide virtual array support. 9194 9195 * Makefile.in (OBJS): Add varray.o. 9196 (varray.o): Add new file. 9197 (REGS_H): New variable for dependencies for files including 9198 regs.h. Add varray.h and files it includes. Change all regs.h 9199 dependencies to $(REGS_H). 9200 9201 * toplev.c (x{m,re}alloc): If size is 0, allocate 1 byte. 9202 (xcalloc): Provide frontend for calloc. 9203 * {tree,rtl}.h (xcalloc): Add declaration. 9204 9205 * basic-block.h (REG_BASIC_BLOCK): Convert reg_n_info to be a 9206 varray. 9207 9208 * regs.h (toplevel): Include varray.h. 9209 (reg_n_info): Switch to use a varray. 9210 (REG_*): Likewise. 9211 (allocate_reg_info): Change num_regs argument to be size_t. 9212 9213 * regclass.c (reg_info_data): New structure to remember groups of 9214 reg_info structures allocated that are to be zeroed. 9215 ({pref,alt}class_buffer): New statics to hold buffers 9216 allocate_reg_info allocates for {pref,alt}class_buffer. 9217 (regclass): Use {pref,alt}class_buffer to initialize 9218 {pref,alt}class. 9219 (allocate_reg_info): Switch to make reg_n_info use varrays. 9220 Allocate buffers for the preferred and alter register class 9221 information. Change num_regs argument to be size_t, not int. 9222 9223 * flow.c (reg_n_info): Switch to use varrays. 9224 9225Thu Jul 2 10:11:47 1998 Robert Lipe <robertl@dgii.com> 9226 9227 * install.texi (sco3.2v5): Document new --with-gnu-as flag. 9228 * config/i386/sco5.h (JUMP_TABLES_IN_TEXT_SECTION): Defined as 9229 in other targets. 9230 (USE_GAS): Conditionalize away native assembler usage. 9231 * config/i386/sco5gas.h: New file. 9232 * config/i386/t-sco5gas: New file. 9233 * configure.in (ix86-sco3.2v5*): Use new files if --with-gnu-as 9234 9235Thu Jul 2 08:20:00 1998 Catherine Moore <clm@cygnus.com> 9236 9237 * haifa-sched.c (alloc_EXPR_LIST): Change to use 9238 unused_expr_list. 9239 9240Thu Jul 2 14:13:28 1998 Dave Love <d.love@dl.ac.uk> 9241 9242 * Makefile.in (install-info): Don't use $realfile. Ignore 9243 possible errors from the install-info program. 9244 9245Thu Jul 2 01:53:32 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk> 9246 9247 * combine.c (simplify_comparison): Apply SUBREG_REG to SUBREGs. 9248 9249Wed Jul 1 23:06:03 1998 Richard Henderson <rth@cygnus.com> 9250 9251 * i386.h (HARD_REGNO_MODE_OK): Kill spurious test. 9252 (MODES_TIEABLE_P): Tie SImode and HImode. 9253 92541998-07-01 Andreas Jaeger <aj@arthur.rhein-neckar.de> 9255 9256 * invoke.texi (Optimize Options): Fix typo. 9257 9258Wed Jul 1 22:25:43 1998 Jim Wilson <wilson@cygnus.com> 9259 9260 * xcoffout.c (xcoffout_begin_function): Call xcoffout_block for 9261 the zero'th block. 9262 9263Wed Jul 1 23:12:58 1998 Ken Raeburn <raeburn@cygnus.com> 9264 9265 * h8300.c (print_operand): Delete %L support. 9266 * h8300.md (branch_true, branch_false): Use %= with a prefix 9267 instead of %L for local branch labels. 9268 9269Wed Jul 1 21:27:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 9270 9271 * reload1.c (emit_reload_insns): Use proper register classes for 9272 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_MEMORY_NEEDED code. 9273 9274Wed Jul 1 21:17:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 9275 9276 * reload.c (find_reloads): If there are multiple 9277 RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_OUTPUT_ADDRESS reloads for 9278 one operand, change RELOAD_FOR_INPADDR_ADDRESS / 9279 RELOAD_FOR_OUTADDR_ADDRESS for all but the first 9280 RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_OUTPUT_ADDRESS reloads. 9281 9282Wed Jul 1 17:23:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 9283 9284 * regmove.c (fixup_match_2): Check that P has RTX_CLASS 'i' before 9285 using its PATTERN. 9286 9287Wed Jul 1 05:04:41 1998 Richard Henderson <rth@cygnus.com> 9288 9289 * expr.c (emit_group_load, emit_group_store): Rewrite considering 9290 the size and alignment of the structure being manipulated. 9291 * expr.c, calls.c, function.c: Update all callers. 9292 * expr.h: Update prototypes. 9293 * cse.c (invalidate): Cope with parallels. 9294 9295Wed Jul 1 04:22:23 1998 Richard Henderson <rth@cygnus.com> 9296 9297 * sparc.c (function_arg_record_value): Take a MODE arg with which to 9298 create the PARALLEL. Update all callers. 9299 9300Wed Jul 1 04:10:35 1998 Richard Henderson <rth@cygnus.com> 9301 9302 * expr.c (expand_assignment, store_constructor, expand_expr): Use 9303 convert_memory_address instead of convert_to_mode when possible. 9304 9305Wed Jul 1 03:48:00 1998 Richard Henderson <rth@cygnus.com> 9306 9307 * alpha.c (alpha_initialize_trampoline): Take arguments describing 9308 the layout. Use ptr_mode. Disable hint generation. Use gen_imb. 9309 * alpha.h (INITIALIZE_TRAMPOLINE): Pass extra args to the init func. 9310 (TRANSFER_FROM_TRAMPOLINE): Move ... 9311 * alpha/osf.h: ... here. 9312 * alpha/vms.h (INITIALIZE_TRAMPOLINE): Use alpha_initialize_trampoline. 9313 (TRANSFER_FROM_TRAMPOLINE): Remove undef. 9314 * alpha/win-nt.h: Likewise. 9315 * alpha/vxworks.h: Likewise. 9316 9317 * alpha/linux.h: Revert gcc2 merge lossage. 9318 9319Wed Jul 1 10:56:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 9320 9321 * c-decl.c (grokdeclarator): Don't warn about implicit int in 9322 `typedef foo = bar'. 9323 9324Wed Jul 1 02:12:33 1998 Robert Lipe <robertl@dgii.com> 9325 9326 * i386.c (asm_output_function_prefix): Make 686 function 9327 prologues not issue .types for non-global labels. 9328 9329Tue Jun 30 23:46:53 1998 Dmitrij Tejblum <tejblum@arc.hq.cti.ru> 9330 9331 * i386/freebsd.h (WCHAR_TYPE): Chagne to an "int". 9332 (WCHAR_TYPE_SIZE): Update appropriately. 9333 9334Tue Jun 30 23:16:39 1998 Jeffrey A Law (law@cygnus.com) 9335 9336 * flow.c (recompute_reg_usage): Does not return a value. 9337 * rtl.h (recompute_reg_usage): Update prototype. 9338 9339 * jump.c (jump_optimize): Show that the jump chain is not 9340 valid when not optimizing. 9341 9342Tue Jun 30 16:01:01 1998 Richard Henderson <rth@cygnus.com> 9343 9344 * rtl.def (CONSTANT_P_RTX): New. 9345 * rtl.h (CONSTANT_P): Recognize it. 9346 * cse.c (fold_rtx): Eliminate it. 9347 * expr.c (can_handle_constant_p): New variable. 9348 (init_expr_once): Initialize it. 9349 (expand_builtin): Generate CONSTANT_P_RTX if the expression is not 9350 immediately recognizable as a constant. 9351 9352 * alpha.c (reg_or_6bit_operand): Recognize CONSTANT_P_RTX. 9353 (reg_or_8bit_operand, cint8_operand, add_operand): Likewise. 9354 (sext_add_operand, and_operand, or_operand): Likewise. 9355 (reg_or_cint_operand, some_operand, input_operand): Likewise. 9356 * alpha.h (PREDICATE_CODES): Add CONSTANT_P_RTX where needed. 9357 93581998-06-30 Benjamin Kosnik <bkoz@bliss.nabi.net> 9359 9360 * dbxout.c (dbxout_type_methods): Remove warn_template_debugging. 9361 9362Tue Jun 30 14:03:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 9363 9364 * aclocal.m4 (GCC_NEED_DECLARATION): Accept an optional second 9365 argument, which is typically preprocessor code used to draw in 9366 additional header files when looking for a function declaration. 9367 (GCC_NEED_DECLARATIONS): Likewise. 9368 9369 * configure.in (GCC_NEED_DECLARATIONS): Add checks for getrlimit 9370 and setrlimit, search for them in sys/resource.h. 9371 9372 * acconfig.h: Add stubs for NEED_DECLARATION_GETRLIMIT and 9373 NEED_DECLARATION_SETRLIMIT. 9374 9375 * system.h: Prototype getrlimit/setrlimit if necessary. 9376 9377Tue Jun 30 10:54:48 1998 Mark Mitchell <mark@markmitchell.com> 9378 9379 * rtl.texi: Don't say that RTX_INTEGRATED_P is not depended 9380 upon. 9381 9382Tue Jun 30 13:11:42 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 9383 9384 * rs6000/sysv4.h (asm output): Add tabs for asm directives. 9385 9386Tue Jun 30 13:11:42 1998 David Edelsohn <edelsohn@mhpcc.edu> 9387 9388 * Makefile.in (FLAGS_TO_PASS): Set AR_FLAGS to AR_FOR_TARGET_FLAGS. 9389 9390Tue Jun 30 08:59:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 9391 9392 * gansidecl.h (ATTRIBUTE_UNUSED): Use __unused__ not `unused'. 9393 Don't define NULL here. Also, remove all vestiges of autoconf 9394 based checks for bcmp/bcopy/bzero/index/rindex. 9395 9396 * system.h: Immediately after including stdio.h, check for and if 9397 necessary provide a default definition of NULL. 9398 9399Tue Jun 30 08:22:05 1998 Michael Meissner <meissner@cygnus.com> 9400 9401 * reload1.c (reload_cse_simplify_operands): Call 9402 fatal_insn_not_found, not abort. 9403 9404Tue Jun 30 02:34:02 1998 Jeffrey A Law (law@cygnus.com) 9405 9406 * choose-temp.c (make_temp_file): Accept new argument for the 9407 file suffix to use. Allocate space for it and add it to the 9408 template. 9409 * mkstemp.c (mkstemps): Renamed from mkstemp. Accept new argument 9410 for the length of the suffix. Update template structure checks 9411 to handle optional suffix. 9412 * collect2.c (make_temp_file): Update prototype. 9413 (main): Put proper suffixes on temporary files. 9414 * gcc.c (make_temp_file): Update prototype. 9415 (do_spec_1): Put proper suffixes on temporary files. 9416 9417Tue Jun 30 00:56:19 1998 Bruno Haible <haible@ilog.fr> 9418 9419 * invoke.texi: Document new implicit structure initialization 9420 warning. 9421 9422Mon Jun 29 21:40:15 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 9423 9424 * toplev.c (flag_dump_unnumbered): Declare. 9425 (f_options): Add dump-unnumbered. 9426 * print-rtl.c (flag_dump_unnumbered): Define. 9427 (print_rtx): Print only '#' for insn numbers if flag_dump_unnumbered 9428 is nonzero. 9429 (print_rtl): Don't output line number notes if flag_dump_unnumbered 9430 is nonzero. 9431 * flow.c (print_rtl_with_bb): Don't output newline after line 9432 numbers note if flag_dump_unnumbered is nonzero. 9433 9434Mon Jun 29 22:12:06 1998 Jeffrey A Law (law@cygnus.com) 9435 9436 * Merge from gcc2 June 9, 1998 snapshot. See ChangeLog.13 for 9437 details. 9438 9439 * pa.c, pa.h, pa.md: Convert to gen_rtx_FOO. 9440 9441Mon Jun 29 20:12:41 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 9442 9443 * Makefile.in (fix-header): Don't needlessly depend on cpperror.o. 9444 9445 * alias.c (CHECK_ALIAS_SETS_FOR_CONSISTENCY): Cast expansion to 9446 void since it is evaluated in a comma list. 9447 9448 * mips.h (ASM_GENERATE_INTERNAL_LABEL): Always sprintf `NUM' 9449 argument as a long and cast `NUM' to long to ensure it is of the 9450 proper width. Wrap macro arguments in parens when they appear in 9451 the expansion. 9452 9453 * sol2.h (ASM_GENERATE_INTERNAL_LABEL): Likewise. 9454 9455 * sparc.h (ASM_GENERATE_INTERNAL_LABEL): Likewise. 9456 (ASM_DECLARE_RESULT): Fix fprintf format specifier to match 9457 function argument return type. 9458 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_FP_P, 9459 REGNO_OK_FOR_CCFP_P): Use `(unsigned)' not `U'. 9460 9461 * cpplib.c (cpp_message_from_errno): Remove unneeded argument to 9462 cpp_message. 9463 9464 * dbxout.c: Fix the comments after an #endif to reflect the actual 9465 condition tested in the preceding #if. 9466 9467 * except.c (find_all_handler_type_matches): Switch to old-style 9468 function definition. 9469 9470 * expr.c (expand_builtin): Remove unused variable `type' twice. 9471 9472 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Cast -1 before comparing it 9473 to an unsigned long. 9474 9475 * haifa-sched.c (print_insn_chain): Remove unused function. 9476 9477 * objc/objc-act.c (build_msg_pool_reference): Hide prototype and 9478 definition. 9479 9480 * toplev.c: When testing whether to include dbxout.h, also include 9481 it when XCOFF_DEBUGGING_INFO is defined. 9482 9483 * unroll.c (unroll_loop): Add parentheses around assignment used 9484 as truth value. 9485 9486Mon Jun 29 12:18:00 1998 Catherine Moore <clm@cygnus.com> 9487 9488 * config/lb1spc.asm (.div, .udiv): Replace routines. 9489 9490Mon Jun 29 09:44:24 1998 Mark Mitchell <mark@markmitchell.com> 9491 9492 * rtl.h: Update comment about special gen_rtx variants. 9493 * emit-rtl.c (gen_rtx): Handle MEMs using gen_rtx_MEM. 9494 9495Sun Jun 28 20:58:51 1998 Jeffrey A Law (law@cygnus.com) 9496 9497 * choose-temp.c (choose_temp_base): Restore original variant of 9498 this function for compatibility. 9499 (make_temp_file): This is the new, preferred interface to create 9500 temporary files. 9501 * collect2.c (choose_temp_base): Delete declaration. 9502 (make_temp_file): Declare. 9503 (temp_filename_length, temp_filename): Delete. 9504 (main): Use make_temp_file to get temporary files. Use --lang-c 9505 to force the resulting ctort/dtor file to be compiled with the C 9506 compiler. Make sure to remove temporary files on all exit paths. 9507 * gcc.c (make_temp_file): Provide prototype if MKTEMP_EACH_FILE is 9508 defined. 9509 (choose_temp_base): Only provide prototype if MKTEMP_EACH_FILE is 9510 not defined. 9511 (do_spec): Use make_temp_file if MKTEMP_EACH_FILE is defined. 9512 9513Sun Jun 28 08:57:09 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 9514 9515 * configure.in (GCC_NEED_DECLARATIONS): Add strerror, getcwd and 9516 getwd. 9517 9518 * acconfig.m4: Add stubs for NEED_DECLARATION_STRERROR, 9519 NEED_DECLARATION_GETCWD and NEED_DECLARATION_GETWD. 9520 9521 * cccp.c: Remove strerror()/sys_nerr/sys_errlist decls. 9522 (my_strerror): Add prototype and make it static. 9523 9524 * collect2.c: Likewise. 9525 9526 * cpplib.c: Likewise. 9527 9528 * gcc.c: Likewise, but keep `my_strerror' extern. 9529 9530 * protoize.c: Likewise. 9531 9532 * pexecute.c (my_strerror): Add argument to prototype. 9533 9534 * system.h: Add prototypes for getcwd, getwd and strerror. Add 9535 extern decls for sys_nerr and sys_errlist. Make abort decl 9536 explicitly extern. 9537 9538 * getpwd.c: Remove decls for getwd and getcwd. 9539 9540Sun Jun 28 02:11:16 1998 Jeff Law (law@cygnus.com) 9541 9542 * version.c: Bump for snapshot. 9543 9544Sat Jun 27 23:32:25 1998 Richard Henderson <rth@cygnus.com> 9545 9546 * jump.c (jump_optimize): Use side_effects_p & may_trap_p instead 9547 of rtx_unsafe_p. Use modified_between_p instead of reg_set_between_p. 9548 Allow FP moves to be optimized. 9549 (rtx_unsafe_p): Delete. 9550 9551Sat Jun 27 23:02:04 1998 Richard Henderson <rth@cygnus.com> 9552 9553 * objc/archive.c: Remove <string.h> prototypes. 9554 9555Sat Jun 27 22:37:05 1998 Jeffrey A Law (law@cygnus.com) 9556 9557 * tm.texi (NEED_MATH_LIBRARY): Document new target macro. 9558 9559 * Makefile.in (gencheck): Remove $(TREE_H) dependency. 9560 9561Sat Jun 27 20:20:00 1998 John Carr <jfc@mit.edu> 9562 9563 * dsp16xx.h (FIRST_PSEUDO_REGISTER): Add parentheses to definition. 9564 * dsp16xx.c (next_cc_user_unsigned): New function. 9565 Remove save_next_cc_user_code. 9566 (print_operand): Use HOST_WIDE_INT_PRINT_* macros. 9567 * dsp16xx.md: Call next_cc_user_unsigned instead of using 9568 save_next_cc_user_code. 9569 Use gen_rtx_* functions instead of gen_rtx. 9570 9571Sat Jun 27 20:18:34 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 9572 9573 * rs6000.h: Add trap_comparison_operator to PREDICATE_CODES. 9574 9575Sat Jun 27 16:45:42 1998 Jeffrey A Law (law@cygnus.com) 9576 9577 * flow.c (count_reg_sets): New function. 9578 (count_reg_sets_1, count_ref_references): Likewise. 9579 (recompute_reg_usage): Likewise. 9580 * rtl.h (recompute_reg_usage): Add prototype. 9581 * toplev.c (rest_of_compilation): Call recompute_reg_usage just 9582 before local register allocation. 9583 9584Sat Jun 27 13:15:30 1998 Richard Henderson <rth@cygnus.com> 9585 9586 * alpha.md (negsf, negdf): Revert Jan 22 change. 9587 9588Sat Jun 27 07:35:21 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 9589 9590 * mkstemp.c: Include gansidecl.h. Rename uint64_t to gcc_uint64_t. 9591 (mkstemp): Remove size specifier for variable `letters'. Call 9592 gettimeofday, not __gettimeofday. 9593 9594 * Makefile.in (EXPR_H): New dependency variable. 9595 (c-typeck.o): Depend on $(EXPR_H) instead of expr.h. 9596 (c-iterate.o): Likewise. 9597 (gencheck): Depend on $(TREE_H) instead of tree.h, etc. 9598 (stor-layout.o): Depend on $(EXPR_H) instead of expr.h. 9599 (toplev.o): Likewise. Also depend on $(RECOG_H) instead of recog.h. 9600 (varasm.o): Depend on $(EXPR_H) instead of expr.h. 9601 (function.o): Likewise. 9602 (stmt.o): Likewise. 9603 (except.o): Likewise. 9604 (expr.o): Likewise. 9605 (calls.o): Likewise. 9606 (expmed.o): Likewise. 9607 (explow.o): Likewise. 9608 (optabs.o): Likewise. 9609 (sdbout.o): Likewise. 9610 (dwarf2out.o): Likewise. 9611 (emit-rtl.o): Likewise. 9612 (integrate.o): Likewise. 9613 (jump.o): Likewise. 9614 (cse.o): Likewise. 9615 (gcse.o): Likewise. Also depend on $(BASIC_BLOCK_H) instead of 9616 basic-block.h. 9617 (loop.o): Depend on $(EXPR_H) instead of expr.h. 9618 (unroll.o): Likewise. 9619 (combine.o): Likewise. 9620 (reload.o): Likewise. 9621 (reload1.o): Likewise. 9622 (caller-save.o): Likewise. 9623 (reorg.o): Likewise. 9624 (alias.o): Don't depend on insn-codes.h. 9625 (regmove.o): Depend on $(RECOG_H)/$(EXPR_H) instead of recog.h/expr.h. 9626 (insn-emit.o): Depend on $(EXPR_H) instead of expr.h. 9627 (insn-opinit.o): Likewise. 9628 9629Sat Jun 27 01:35:14 1998 Jeffrey A Law (law@cygnus.com) 9630 9631 * choose-temp.c (choose_temp_base): Remove MPW bits. Use mkstemp 9632 instead of mktemp. 9633 * gcc.c (MKTEMP_EACH_FILE): Define. 9634 (main): No need to call choose_temp_base if we are going to 9635 use choose_temp_base to create each file later. 9636 * mkstemp.c: New file. Adapted from glibc. 9637 * Makefile.in (xgcc, colect2, protoize, unprotoize): Link in mkstemp.o. 9638 (mkstemp.o): Add dependencies. 9639 9640 * configure.in (gettimeofday): Check for its existence. 9641 * config.in (HAVE_GETTIMEOFDAY): Define. 9642 * configure: Rebuilt. 9643 96441998-06-26 Michael Meissner <meissner@cygnus.com> 9645 9646 * rs6000.md (ne 0, non power case): Add missing & constraint. 9647 Name pattern ne0. 9648 (negative abs insns): Add pattern names. 9649 9650Fri Jun 26 17:36:42 1998 Dave Love <d.love@dl.ac.uk> 9651 9652 * Makefile.in (install-info): Run install-info program in separate 9653 loop. 9654 9655Fri Jun 26 16:03:15 1998 Michael Meissner <meissner@cygnus.com> 9656 9657 * haifa-sched.c (schedule_block): Add hooks for the machine 9658 description to reorder the ready list, and update how many more 9659 instructions can be issued this cycle. 9660 * tm.texi (MD_SCHED_{INIT,REORDER,VARIABLE_ISSUE}): Document. 9661 9662Fri Jun 26 11:54:11 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 9663 9664 * config/sparc/sparc.h (REGNO_OK_FOR_{INDEX,BASE,FP,CCFP}_P): 9665 Explicitly mark the constant being compared against as unsigned. 9666 * config/sparc/sparc.c (sparc_select, cpu_default, cpu_table): 9667 Fully initialize final members. 9668 (mem_aligned_8): Explicit init of offset to zero. 9669 (output_function_prologue): Explicit init of n_regs to zero. 9670 (output_function_epilogue): Likewise, and mark arg size as 9671 unused. 9672 (init_cumulative_args): Mark libname and indirect as unused. 9673 (function_arg_pass_by_reference): Likewise for cum and named. 9674 (sparc_builtin_saveregs): Likewise for arglist. 9675 (sparc_flat_eligible_for_epilogue_delay): Likewise for slot. 9676 9677Fri Jun 26 06:58:54 1998 Richard Earnshaw (rearnsha@arm.com) 9678 9679 * arm.h (SECONDARY_INPUT_RELOAD_CLASS): Only need a secondary reload 9680 if reloading a MEM. 9681 9682 * arm.h (arm_adjust_cost): Renamed bogus prototype from 9683 arm_adjust_code. 9684 (bad_signed_byte_operand): Add prototype. 9685 * arm.c (arm_override_options): Make I unsigned. 9686 (const_ok_for_arm): Add casts to the constants. 9687 (load_multiple_operation): Don't redeclare elt in sub-block. 9688 (arm_gen_movstrqi): Delete external declaration of optimize. 9689 (gen_compare_reg): Declare parameter fp. 9690 9691 * arm.c (final_prescan_insn): Only initialize scanbody if the insn 9692 has a pattern. 9693 9694Fri Jun 26 09:31:24 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 9695 9696 * alpha.c: Include system.h and toplev.h. 9697 (cint8_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED. 9698 (const48_operand): Likewise. 9699 (mode_width_operand): Likewise. 9700 (mode_mask_operand): Likewise. 9701 (mul8_operand): Likewise. 9702 (current_file_function_operand): Likewise. 9703 (signed_comparison_operator): Likewise. 9704 (divmod_operator): Likewise. 9705 (any_memory_operand): Likewise. 9706 (alpha_return_addr): Likewise for parameter `frame'. 9707 (alpha_builtin_saveregs): Likewise for parameter `arglist'. 9708 (vms_valid_decl_attribute_p): Likewise for parameters `decl' and 9709 `attributes'. 9710 (alpha_start_function): Likewise for parameter `decl'. Use 9711 HOST_WIDE_INT_PRINT_DEC in call to fprintf. Fix various format 9712 specifiers. Remove unused variables `lab' and `name'. 9713 (alpha_end_function): Mark parameter `decl' with ATTRIBUTE_UNUSED. 9714 (check_float_value): Likewise for parameter `overflow'. 9715 (alpha_need_linkage): Likewise for parameters `name' and `is_local'. 9716 9717 * alpha.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Define as 9718 taking an argument. 9719 (ASM_OUTPUT_SHORT): Cast argument to `int' in call to fprintf. 9720 (ASM_OUTPUT_CHAR): Likewise. 9721 (ASM_OUTPUT_BYTE): Likewise. 9722 (PRINT_OPERAND_ADDRESS): Use HOST_WIDE_INT_PRINT_DEC in call to 9723 fprintf. 9724 (PUT_SDB_EPILOGUE_END): Mention argument `NAME' in definition. 9725 Add prototypes for functions in alpha.c. 9726 9727 * alpha.md (ashldi3): Add default case in switch. 9728 97291998-06-26 Manfred Hollstein <manfred@s-direktnet.de> 9730 9731 * Makefile.in (gcc_version, gcc_version_trigger): New macros. 9732 (version): Initialize from $(gcc_version). 9733 9734 * configure.in (version): Rename to gcc_version. 9735 (gcc_version_trigger): New variable; call AC_SUBST for it and 9736 emit it into the generated config.status. 9737 * configure: Regenerate. 9738 9739Thu Jun 25 12:47:41 1998 Mark Mitchell <mark@markmitchell.com> 9740 9741 * fold-const.c (make_range): Don't go looking at TREE_OPERANDs of 9742 nodes that are not expressions. 9743 9744Thu Jun 25 15:08:16 1998 Mark Mitchell <mark@markmitchell.com> 9745 9746 * invoke.texi (-fstrict-aliasing): Document. 9747 * rtl.texi (MEM_ALIAS_SET): Document. 9748 9749 * flags.h (flag_strict_aliasing): Declare. 9750 * toplev.c (flag_strict_aliasing): Define. 9751 (f_options): Add -strict-aliasing. 9752 (main): Set flag_strict_aliasing if -O2 or higher. 9753 9754 * tree.h (tree_type): Add alias_set field. 9755 (TYPE_ALIAS_SET): New macro. 9756 (TYPE_ALIAS_SET_KNOWN_P): Likewise. 9757 (get_alias_set): Declare. 9758 * tree.c (lang_get_alias_set): Define. 9759 (make_node): Initialize TYPE_ALIAS_SET. 9760 (get_alias_set): New function. 9761 * print-tree.c (print_node): Dump the alias set for a type. 9762 9763 * c-tree.h (c_get_alias_set): Declare. 9764 * c-common.c (c_get_alias_set): New function. 9765 * c-decl.c (init_decl_processing): Set lang_get_alias_set. 9766 9767 * expr.c (protect_from_queue): Propagate alias sets. 9768 (expand_assignment): Calculate alias set for new MEMs. 9769 (expand_expr): Likewise. 9770 * function.c (put_var_into_stack): Likewise. 9771 (put_reg_into_stack): Likewise. 9772 (gen_mem_addressof): Likewise. 9773 (assign_parms): Likewise. 9774 * stmt.c (expand_decl): Likewise. 9775 * varasm.c (make_decl_rtl): Eliminate redundant clearing of 9776 DECL_RTL. Calculate alias set for new MEMs. 9777 9778 * rtl.def (REG): Add dummy operand. 9779 (MEM): Add extra operand to store the MEM_ALIAS_SET. 9780 * rtl.h (MEM_ALIAS_SET): New macro. 9781 (gen_rtx_MEM): Declare. 9782 * emit-rtl.c (gen_rtx_MEM): New function. 9783 * gengenrtl.c (sepcial_rtx): Make MEMs special. 9784 9785 * alias.c (CHECK_ALIAS_SETS_FOR_CONSISTENCY): New macro. 9786 (DIFFERENT_ALIAS_SETS_P): Likewise. 9787 (canon_rtx): Propagate the alias set to the new MEM. 9788 (true_dependence): Check the alias sets. 9789 (anti_dependence): Likewise. 9790 (output_dependence): Likewise. 9791 * explow.c (stabilize): Progoate alias sets. 9792 * integrate.c (copy_rtx_and_substitute): Likewise. 9793 * final.c (alter_subreg): Make sure not to leave MEM_IN_STRUCT_P 9794 in an unpredictable state. Propagate alias sets. 9795 * reload1.c (reload): Clear MEM_ALIAS_SET for new MEMs about which 9796 we have no alias information. 9797 9798Thu Jun 25 16:59:18 1998 Andrew MacLeod <amacleod@cygnus.com> 9799 9800 * except.h (CATCH_ALL_TYPE): Definition moved to eh-common.h. 9801 (find_all_handler_type_matches): Add function prototype. 9802 * eh-common.h (CATCH_ALL_TYPE): Definition added. 9803 * except.c (find_all_handler_type_matches): Add function to find all 9804 runtime type info in the exception table. 9805 (output_exception_table_entry): Special case for CATCH_ALL_TYPE. 9806 9807Thu Jun 25 15:47:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 9808 9809 * Makefile.in (xcoffout.o): Depend on toplev.h, output.h and dbxout.h. 9810 9811 * config/fp-bit.c (_fpmul_parts): Move variables `x', `ylow', 9812 `yhigh' and `bit' into the scope in which they are used. 9813 (_fpdiv_parts): Remove unused variables `low', `high', `r0', `r1', 9814 `y0', `y1', `q', `remainder', `carry', `d0' and `d1'. 9815 9816 * rs6000.c: Move include of output.h below tree.h. Include toplev.h. 9817 (any_operand): Mark unused parameters `op' and `mode' with 9818 ATTRIBUTE_UNUSED. 9819 (count_register_operand): Likewise for parameter `mode'. 9820 (fpmem_operand): Likewise. 9821 (short_cint_operand): Likewise. 9822 (u_short_cint_operand): Likewise. 9823 (non_short_cint_operand): Likewise. 9824 (got_operand): Likewise. 9825 (got_no_const_operand): Likewise. 9826 (non_add_cint_operand): Likewise. 9827 (non_logical_cint_operand): Likewise. 9828 (mask_operand): Likewise. 9829 (current_file_function_operand): Likewise. 9830 (small_data_operand): Likewise for parameters `op' and `mode' but 9831 only when !TARGET_ELF. 9832 (init_cumulative_args): Mark parameters `libname' with 9833 ATTRIBUTE_UNUSED. 9834 (function_arg_pass_by_reference): Likewise for parameters `cum', 9835 `mode' and `named'. 9836 (expand_builtin_saveregs): Likewise for parameter `args'. 9837 (load_multiple_operation): Likewise for parameter `mode'. 9838 (store_multiple_operation): Likewise. 9839 (branch_comparison_operator): Likewise. 9840 (secondary_reload_class): Likewise. 9841 (print_operand): Add parentheses around & operation. 9842 (output_prolog): Mark parameter `size' with ATTRIBUTE_UNUSED. 9843 (output_epilog): Likewise. Cast argument to fprintf to int. 9844 (rs6000_adjust_cost): Mark parameter `dep_insn' with ATTRIBUTE_UNUSED. 9845 (rs6000_valid_decl_attribute_p): Likewise for parameters `decl', 9846 `attributes', `identifier' and `args'. 9847 (rs6000_valid_type_attribute_p): Likewise for parameter `attributes'. 9848 (rs6000_comp_type_attributes): Likewise for parameters `type1' and 9849 `type2'. 9850 (rs6000_set_default_type_attributes): Likewise for parameter `type'. 9851 9852 * rs6000.h (RTX_COSTS): Add parentheses around & operation. 9853 (toc_section, private_data_section, trap_comparison_operator): Add 9854 prototypes. 9855 9856 * dbxout.h (dbxout_parms, dbxout_reg_parms, dbxout_syms): Add 9857 prototypes. 9858 9859 * xcoffout.c: Include toplev.h, outout.h and dbxout.h. 9860 9861 * xcoffout.h (stab_to_sclass, xcoffout_begin_function, 9862 xcoffout_begin_block, xcoffout_end_epilogue, 9863 xcoffout_end_function, xcoffout_end_block, 9864 xcoff_output_standard_types, xcoffout_declare_function, 9865 xcoffout_source_line): Add prototypes. 9866 9867Thu Jun 25 09:54:55 1998 Nick Clifton <nickc@cygnus.com> 9868 9869 * config/arm/arm.h (REG_ALLOC_ORDER): Add ARG_POINTER_REGNUM, 9870 noticed by grahams@rcp.co.uk. 9871 9872Thu Jun 25 11:12:29 1998 Dave Brolley <brolley@cygnus.com> 9873 9874 * gcc.c (default_compilers): Use new | syntax to eliminate 9875 string concatenation. 9876 9877Thu Jun 25 01:00:48 1998 Richard Henderson <rth@cygnus.com> 9878 9879 * alpha.c (alpha_function_name): Delete. 9880 (alpha_ra_ever_killed): Notice current_function_is_thunk. 9881 (alpha_sa_mask, alpha_sa_size, alpha_does_function_need_gp): Likewise. 9882 (alpha_start_function): Reorg from output_prologue. 9883 (alpha_end_function): Reorg from output_epilogue. 9884 * alpha.h (ASM_DECLARE_FUNCTION_NAME): Call alpha_start_function. 9885 (ASM_DECLARE_FUNCTION_SIZE): New. 9886 (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete. 9887 (PROFILE_BEFORE_PROLOGUE): Set. 9888 (ASM_OUTPUT_MI_THUNK): Remove bits now output by start/end_function. 9889 * alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): Likewise. 9890 9891Thu Jun 25 01:18:47 1998 John Wehle (john@feith.com) 9892 9893 * i386/freebsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define. 9894 98951998-06-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl> 9896 9897 * expr.c (expand_assignment): Rework address calculation for structure 9898 field members to expose more invariant computations to the loop 9899 optimizer. 9900 (expand_expr): Likewise. 9901 9902Wed Jun 24 22:44:22 1998 Jeffrey A Law (law@cygnus.com) 9903 9904 * local-alloc.c (block_alloc): Do not try to avoid false dependencies 9905 when SMALL_REGISTER_CLASSES is nonzero. 9906 9907Wed Jun 24 17:55:15 1998 Klaus Kaempf <kkaempf@progis.de> 9908 9909 * alpha.md (call_vms, call_value_vms): Strip leading * from symbol. 9910 9911Wed Jun 24 16:27:23 1998 John Carr <jfc@mit.edu> 9912 9913 * expr.c (get_memory_rtx): New function. 9914 (expand_builtin): Call get_memory_rtx for MEM arguments to builtin 9915 string functions. 9916 9917 * expmed.c (init_expmed): Initialize all elements of *_cost arrays. 9918 9919 * optabs.c: Use gen_rtx_FOO (...) instead of gen_rtx (FOO, ...). 9920 * expr.c: Likewise. 9921 * explow.c: Likewise. 9922 * combine.c: Likewise. 9923 * reload1.c: Likewise. 9924 * gcse.c: Likewise. 9925 9926Wed Jun 24 15:13:01 1998 Dave Brolley <brolley@cygnus.com> 9927 9928 * README.gnat: Add patch for new lang_decode_options interface. 9929 9930Wed Jun 24 09:14:04 1998 Andrew MacLeod <amacleod@cygnus.com> 9931 9932 * except.c (start_catch_handler): Do nothing if EH is not on. 9933 99341998-06-24 Manfred Hollstein <manfred@s-direktnet.de> 9935 9936 * configure.in (gxx_include_dir): Initialize default value depending on 9937 new flag --enable-version-specific-runtime-libs; remove superfluous 9938 default initialization afterwards. 9939 * configure: Regenerate. 9940 9941Wed Jun 24 01:32:12 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 9942 9943 * toplev.c (rest_of_compilation): Revert May 15 change. 9944 9945Tue Jun 23 21:27:27 1998 Ken Raeburn <raeburn@cygnus.com> 9946 9947 * reload.c (find_reloads): Fix check for failure to match any 9948 alternative, to account for Mar 26 change in initial "best" cost. 9949 9950Tue Jun 23 16:44:21 1998 Dave Brolley <brolley@cygnus.com> 9951 9952 * cpplib.c (do_line): Typo broke #line directive. 9953 (cpp_message_from_errno): New function. 9954 (cpp_error_from_errno): Call cpp_message_from_errno. 9955 * cpplib.h (cpp_message_from_errno): New function. 9956 9957Tue Jun 23 13:38:18 1998 Andrew MacLeod <amacleod@cygnus.com> 9958 9959 * libgcc2.c (__get_eh_table_version, __get_eh_table_language): New 9960 functions to return exception descriptor information. 9961 (find_exception_handler): Pass match_info field to runtime matcher, 9962 not a descriptor table entry. 9963 9964Tue Jun 23 09:30:58 1998 Dave Love <d.love@dl.ac.uk> 9965 9966 * cpp.texi, gcc.texi: Add @dircategory, @direntry meant to 9967 accompany previous Makefile.in (install-info) change. 9968 9969Tue Jun 23 10:06:07 1998 Andrew MacLeod <amacleod@cygnus.com> 9970 9971 * eh-common.h (struct __eh_info): Remove coerced value field. 9972 * libgcc2.c (find_exception_handler): Don't set coerced_value field. 9973 * except.c (get_dynamic_handler_chain, get_dynamic_cleanup_chain): Use 9974 POINTER_SIZE instead of Pmode. 9975 (expand_start_all_catch): Call start_catch_handler() if we are not 9976 using new style exceptions. 9977 9978Tue Jun 23 06:45:00 1998 Catherine Moore <clm@cygnus.com> 9979 9980 * varasm.c (assemble_variable): Remove reference to warn_bss_align. 9981 9982Mon Jun 22 23:57:31 1998 David S. Miller <davem@pierdol.cobaltmicro.com> 9983 9984 * config/sparc/sparc.md (zero_extendhidi2, extendhisi2, 9985 extendqihi2, extendqisi2, extendqidi2, extendhidi2, adddi3, 9986 subdi3, negdi2, call, call_value, untyped_return, nonlocal_goto, 9987 splits and peepholes): Change remaining generic gen_rtx calls to 9988 specific genrtl ones. 9989 * config/sparc/sparc.c: Likewise. 9990 9991Mon Jun 22 22:21:46 1998 Richard Henderson <rth@cygnus.com> 9992 9993 * gcc.c (handle_braces): Recognize | between options as an or. 9994 9995Mon Jun 22 23:13:47 1998 John Wehle (john@feith.com) 9996 9997 * i386/freebsd-elf.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic. 9998 * i386/sysv4.h (JUMP_TABLES_IN_TEXT_SECTION): Define as flag_pic. 9999 10000 * i386.md (exception_receiver): Define. 10001 10002Mon Jun 22 12:01:48 1998 Jim Wilson <wilson@cygnus.com> 10003 10004 * Makefile.in (PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, 10005 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): New variables. 10006 (install-common): Use them. 10007 10008 * gcse.c (add_label_notes): New function. 10009 (pre_insert_insn): Call it. 10010 * unroll.c (unroll_loop): Look for insns with a REG_LABEL note, and 10011 pass the label to set_label_in_map. 10012 10013Mon Jun 22 19:01:14 1998 Dave Love <d.love@dl.ac.uk> 10014 10015 * Makefile.in (install-info): Fix typpo in previous change. 10016 10017Mon Jun 22 11:10:00 1998 Catherine Moore <clm@cygnus.com> 10018 10019 * varasm.c (assemble_variable): Emit alignment warning. 10020 10021Mon Jun 22 08:18:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 10022 10023 * Makefile.in (varasm.o): Depend on sdbout.h. 10024 (sdbout.o): Depend on toplev.h. 10025 10026 * collect2.c (scan_prog_file): Cast fprintf argument to `long' and 10027 use %ld specifier. 10028 10029 * final.c (shorten_branches): Cast first arg of `bzero' to char *. 10030 10031 * genextract.c (main): When creating insn-extract.c, mark variable 10032 `i' with ATTRIBUTE_UNUSED. 10033 10034 * genpeep.c (main): When creating insn-peep.c, mark variables 10035 `insn', `x' and `pat' with ATTRIBUTE_UNUSED. 10036 10037 * objc/init.c (__objc_tree_print): Wrap function definition in 10038 macro `DEBUG'. 10039 10040 * objc/objc-act.c (encode_array): Cast sprintf argument to `long' 10041 and use %ld specifier. 10042 (adorn_decl): Likewise, twice. 10043 10044 * reload1.c (reload_cse_regs): Cast first arg of `bzero' to char *. 10045 10046 * sdbout.c: Include output.h and toplev.h. 10047 (PUT_SDB_INT_VAL): Use HOST_WIDE_INT_PRINT_DEV to print argument 10048 `a'. Cast `a' to HOST_WIDE_INT to force it to always be so. 10049 (PUT_SDB_SIZE): Likewise. 10050 10051 * sdbout.h (sdbout_mark_begin_function): Add prototype. 10052 10053 * stmt.c (check_for_full_enumeration_handling): Cast argument of 10054 `warning' to long and use %ld specifier. 10055 10056 * toplev.c (main): Likewise for `fprintf'. 10057 10058 * toplev.h (output_file_directive): Add prototype. 10059 10060 * unroll.c (unroll_loop): Use HOST_WIDE_INT_PRINT_DEC specifier in 10061 call to `fprintf'. 10062 (precondition_loop_p): Likewise. 10063 10064 * varasm.c Include sdbout.h. 10065 (assemble_static_space): Move sometimes-unused variable `rounded' 10066 into the scope in which it is used. 10067 10068 * mips.c (gpr_mode): Don't say `static' twice. 10069 10070 * cpplib.c (cpp_handle_option): Don't pass unneeded NULL to cpp_fatal. 10071 10072 * objc/objc-act.c (init_selector): Hide prototype and definition. 10073 10074 * optabs.c (gen_cond_trap): Remove unused variable `icode'. 10075 10076 * regmove.c (copy_src_to_dest): Likewise for `i'. 10077 10078 * mips-tfile.c (add_local_symbol): Cast width format specifier to int. 10079 (add_ext_symbol): Likewise. 10080 (add_file): Likewise. 10081 (parse_def): Likewise. 10082 (write_varray): Use HOST_PTR_PRINTF to print a pointer. Fix 10083 remaining format specifiers and arguments. 10084 (write_object): Likewise, several times. 10085 (read_seek): Likewise. 10086 (out_of_bounds): Likewise. 10087 (allocate_cluster): Likewise. 10088 (xmalloc): Likewise. 10089 (xcalloc): Likewise. 10090 (xrealloc): Likewise. 10091 (xfree): Likewise. 10092 10093 * mips-tdump.c (print_symbol): Likewise. 10094 10095Sun Jun 21 17:05:34 1998 Dave Love <d.love@dl.ac.uk> 10096 10097 * Makefile.in (install-info): Use install-info program if 10098 available, per GNU standard. 10099 10100Sun Jun 21 18:56:44 1998 Jeffrey A Law (law@cygnus.com) 10101 10102 * invoke.texi: Document -mrelax for the mn10300 and mn10200. 10103 10104 * basic-block.h (init_regset_vector): Delete declaration. 10105 * flow.c (init_regset_vector): Make it static and add a prototype. 10106 10107 * bitmap.h (debug_bitmap): Declare. 10108 10109 * haifa-sched.c (debug_ready_list): Make static. 10110 10111 * toplev.h (fancy_abort): Declare. 10112 10113Sun Jun 21 18:30:13 1998 H.J. Lu (hjl@gnu.org) 10114 10115 * basic-block.h (init_regset_vector): New declaration. 10116 10117 * Makefile.in (sdbout.o): Add insn-codes.h to dependency. 10118 10119 * global.c: Include machmode.h amd move hard-reg-set.h before 10120 rtl.h. 10121 10122 * haifa-sched.c (insn_issue_delay, birthing_insn_p, 10123 adjust_priority, print_insn_chaino): New declaration. 10124 (schedule_insns): Remove declaration. 10125 (init_target_units, get_visual_tbl_length, 10126 init_block_visualization): Add prototype. 10127 10128 * integrate.c (pushdecl, poplevel): Remove declaration. 10129 10130 * rtl.h (expand_expr): Remove declaration. 10131 10132 * loop.c (oballoc): Remove declaration. 10133 (replace_call_address): Add prototype. 10134 10135Sun Jun 21 01:08:17 1998 Jeff Law (law@cygnus.com) 10136 10137 * version.c: Bump for snapshot. 10138 10139Sun Jun 21 01:16:38 1998 John Wehle (john@feith.com) 10140 10141 * i386.c (output_fp_conditional_move): Don't bother handling 10142 (cc_prev_status.flags && CC_NO_OVERFLOW) since the INSN patterns 10143 prevent this from happening. 10144 10145 * i386.md (nonlocal_goto_receiver): Delete. 10146 10147Sun Jun 21 00:42:20 1998 H.J. Lu (hjl@gnu.org) 10148 10149 * Makefile.in (crtbeginS.o, crtendS.o): Add -fno-exceptions and 10150 -DCRTSTUFFS_O. 10151 (INSTALL): cd $(srcdir) before make. 10152 10153 * flow.c (allocate_for_life_analysis, init_regset_vector): 10154 Remove declaration. 10155 10156 * function.h (get_first_block_beg): New declaration. 10157 10158 * gbl-ctors.h (__do_global_dtors): Add prototype. 10159 10160 * gcov-io.h (__fetch_long): New declaration. 10161 (__store_long): Likewise. 10162 (__read_long): Likewise. 10163 (__write_long): Likewise. 10164 10165 * gcov.c (print_usage): New declaration. 10166 10167 * Makefile.in (c-iterate.o): Depend on insn-codes.h too. 10168 10169Sat Jun 20 00:36:16 1998 Jeffrey A Law (law@cygnus.com) 10170 10171 * calls.c (expand_call): Initialize "src" and "dest". 10172 * stmt.c (expand_return): Likewise. 10173 * expmed.c (extract_split_bit_field): Similarly for "result" 10174 * gcse.c (compute_hash_table): Mark first arg as unused. 10175 * jump.c (jump_optimize): Initialize reversep. 10176 * tree.c (make_node): Initialize length. 10177 10178 * c-common.c (check_format_info): Initialize length_char and 10179 fci to keep -Wall quiet. 10180 10181 * except.c (jumpif_rtx): Put declaration and definition 10182 inside a suitable #ifdef. 10183 (jumpifnot_rtx): Delete dead function. 10184 10185 * i386.h (output_int_conditional_move): Declare. 10186 (output_fp_conditional_move): Likewise. 10187 (ix86_can_use_return_insn_p): Likewise. 10188 10189 * optabs.c (init_traps): Put prototype inside a suitable #ifdef. 10190 10191Sat Jun 20 00:27:40 1998 Graham <grahams@rcp.co.uk> 10192 10193 * alias.c: Include toplev.h. 10194 * caller-save.c: Include toplev.h. 10195 * combine.c: Include toplev.h. 10196 * flow.c Include toplev.h. 10197 * global.c: Include toplev.h. 10198 * jump.c: Include toplev.h. 10199 * local-alloc.c: Include toplev.h. 10200 * loop.c: Include toplev.h. 10201 * regmove.c: Include toplev.h. 10202 * stupid.c: Include toplev.h. 10203 * unroll.c: Include toplev.h. 10204 * Makefile.in: Add toplev.h dependencies. 10205 10206Fri Jun 19 22:40:25 1998 Jason Merrill <jason@yorick.cygnus.com> 10207 10208 * regmove.c (copy_src_to_dest): Add decl for loop_depth. 10209 10210 * svr4.h (ASM_GENERATE_INTERNAL_LABEL): Cast arg to unsigned. 10211 * dwarf2out.c (ASM_OUTPUT_DWARF_DATA1): Likewise. 10212 Add parens to various macros. 10213 10214Fri Jun 19 23:22:42 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> 10215 10216 * c-typeck.c (pop_init_level): Warn about implicit zero initialization 10217 of struct members. 10218 10219Fri Jun 19 23:06:33 1998 Jason Merrill <jason@yorick.cygnus.com> 10220 10221 * varasm.c (assemble_start_function): Add weak_global_object_name. 10222 * tree.c (get_file_function_name): Use it. 10223 10224Fri Jun 19 22:55:14 1998 Jeffrey A Law (law@cygnus.com) 10225 10226 * except.c (jumpif_rtx): Make static and add prototype. 10227 (jumpifnot_rtx): Likewise. 10228 10229 * README.gnat: Add a build patch from Fred Fish. 10230 10231 * c-lang.c (GNU_xref_begin, GNU_xref_end): Deleted. 10232 10233 * Makefile.in (c-iterate.o): Depend on expr.h. 10234 10235Fri Jun 19 20:38:34 1998 H.J. Lu (hjl@gnu.org) 10236 10237 * except.h (emit_unwinder, end_eh_unwinder): Removed. 10238 10239 * dwarfout.c (getpwd): Add prototype. 10240 (is_pseudo_reg, type_main_variant, is_tagged_type, 10241 is_redundant_typedef): New declaration. 10242 (output_decl): Add prototype for FUNC. 10243 (type_main_variant): Make it static. 10244 (is_tagged_type): Likewise. 10245 (is_redundant_typedef): Likewise. 10246 10247 * expr.c (do_jump_by_parts_greater_rtx): Removed. 10248 (truthvalue_conversion): Likewise. 10249 10250 * c-iterate.c: Include "expr.h". 10251 (expand_expr): Use proper values when calling the function. 10252 10253 * explow.c (emit_stack_save): Add prototype for FCN. 10254 (emit_stack_restore): Likewise. 10255 10256 * dwarf2out.c (getpwd): Add prototype. 10257 10258 * dwarf2out.h (debug_dwarf, debug_dwarf_die): New declarations. 10259 10260 * c-typeck.c (c_expand_asm_operands): Use proper values when calling 10261 expand_expr. 10262 10263 * c-lex.c (yyprint): Add prototype. 10264 (check_newline, build_objc_string): Remove declaration. 10265 10266 * c-tree.h (comptypes_record_hook): Removed. 10267 (finish_incomplete_decl): New prototype. 10268 10269 * alias.c (find_base_value): Add prototype. 10270 (true_dependence): Add prototype for function argument. 10271 10272 * c-aux-info.c (xmalloc): Remove declaration. 10273 10274Fri Jun 19 20:23:05 1998 Robert Lipe <robertl@dgii.com> 10275 10276 * i386.c: Include system.h. Remove redundant includes. 10277 (optimization_options): Mark param 'size' with ATTRIBUTE_UNUSED. 10278 (i386_cc_probably_useless_p): Likewise for 'decl', 'attributes', 10279 'identifier', 'args'. 10280 (i386_valid_type_attribute_p): Likewise for 'attributes'. 10281 (i386_comp_type_attribute_p): Likewise for 'type1', 'type2'. 10282 (function_arg_partial_nregs): Likewise for 'cum', 'mode', 'type', 10283 and 'named'. 10284 (symbolic_operand): Likewise for 'mode'. 10285 (call_insn_operand): Likewise. 10286 (expander_call_insn_operand): Likewise. 10287 (ix86_logical_operator): Likewise. 10288 (ix86_binary_operator_ok): Likewise. 10289 (emit_pic_move): Likewise. 10290 (VOIDmode_compare_op): Likewise. 10291 (is_mul): Likewise. 10292 (str_immediate_operand): Likewise. 10293 (ix86_uary_operator_ok): Likewise for 'code', 'mode', and 'operands'.yy 10294 (asm_output_function_prefix): Likewise for 'name'. 10295 (function_prologue): Likewise for 'file', and 'size'. 10296 (function_epilogue): Likewise. 10297 102981998-06-19 Jim Wilson <wilson@cygnus.com> 10299 10300 * loop.h (struct induction): Clarify comment for unrolled field. 10301 * unroll.c (find_splittable_givs): Move set of unrolled field 10302 after address validity check. 10303 10304Fri Jun 19 18:38:04 1998 Michael Meissner <meissner@cygnus.com> 10305 10306 * config/fp-bit.c (INLINE): Only define if not already defined. 10307 103081998-06-19 Manfred Hollstein <manfred@s-direktnet.de> 10309 10310 * Makefile.in (installdirs): Loop over directories in $(libsubdir) 10311 creating probably missing ones, instead of single if statements. 10312 10313Fri Jun 19 10:43:52 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 10314 10315 * c-common.c (truthvalue_conversion): Protect side effects in the 10316 expression when splitting a complex value. 10317 * fold-const.c (fold): Likewise. 10318 10319Fri Jun 19 02:31:16 1998 Klaus Kaempf (kkaempf@progis.de) 10320 10321 * cccp.c (hack_vms_include_specification): Rewrite to handle 10322 '#include <dir/file.h>' correctly. 10323 10324Fri Jun 19 02:24:11 1998 H.J. Lu (hjl@gnu.org) 10325 10326 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Defined. 10327 10328Fri Jun 19 02:10:10 1998 John Wehle (john@feith.com) 10329 10330 * i386.c (notice_update_cc): Integer conditional moves don't 10331 affect cc0. 10332 10333 * i386.md (movsfcc, movdfcc, movxfcc): Use emit_store_flag 10334 to support LT, LE, GE, and GT signed integer comparisons. 10335 (movsfcc+1, movsfcc+2, movdfcc+1, movdfcc+2, 10336 movxfcc+1, movxfcc+2): Pattern doesn't match if the comparison 10337 is LT, LE, GE, or GT. 10338 (movdicc): Remove code resulting from an earlier patch which 10339 didn't apply correctly. 10340 10341Fri Jun 19 02:00:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 10342 10343 * reload1.c (reload_cse_regno_equal_p): If -ffloat-store, don't 10344 consider a MEM in FP mode as equal. 10345 10346Fri Jun 19 01:02:17 1998 Jeffrey A Law (law@cygnus.com) 10347 10348 * c-decl.c (duplicate_decls): Avoid setting TREE_ASM_WRITTEN for 10349 duplicate declarations of a function. 10350 10351Fri Jun 19 00:33:33 1998 H.J. Lu (hjl@gnu.org) 10352 10353 * config/float-i386.h: New. 10354 10355 * configure.in (i[34567]86-*-linux-*): Set float_format to i386. 10356 10357Thu Jun 18 20:11:00 1998 Jim Wilson <wilson@cygnus.com> 10358 10359 * sched.c (schedule_insns): Use xmalloc not alloca for max_uid 10360 indexed arrays. Call free at the end of the function for them. 10361 * haifa-sched.c (schedule_insns): Likewise. 10362 10363Thu Jun 18 18:16:01 1998 Jim Wilson <wilson@cygnus.com> 10364 10365 * dwarf2out.c (size_of_string): Do count backslashes. 10366 10367Thu Jun 18 11:43:54 1998 Nick Clifton <nickc@cygnus.com> 10368 10369 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow REG+REG 10370 addressing when one register is the frame pointer or stack 10371 pointer. Disallow REG+CONST addressing in HI mode. 10372 10373Thu Jun 18 17:30:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 10374 10375 * reload.c (find_reloads): Don't narrow scope of RELOAD_OTHER to 10376 RELOAD_FOR_INSN. 10377 10378Thu Jun 18 09:36:50 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 10379 10380 * Makefile.in (c-lang.o): Depend on output.h. 10381 10382 * c-lang.c: Include output.h. 10383 10384 * sparc.c (sparc_builtin_saveregs): Remove unused variable `fntype'. 10385 10386 * except.c (expand_builtin_eh_stub): Likewise for variable `jump_to'. 10387 10388 * genrecog.c (write_subroutine): When writing insn-recog.c, mark 10389 variables `insn', `pnum_clobbers', `x[0 .. max_depth]' and `tem' 10390 with ATTRIBUTE_UNUSED. 10391 10392 * regmove.c (copy_src_to_dest): Make function static to match its 10393 prototype. 10394 10395 * reload1.c Include hard-reg-set.h before rtl.h to get macro 10396 HARD_CONST. Include machmode.h before hard-reg-set.h. 10397 10398 * rtl.h: Prototype `retry_global_alloc' and wrap with macro 10399 HARD_CONST to protect usage of typedef HARD_REG_SET. 10400 10401 * tree.c: Prototype `_obstack_allocated_p'. 10402 10403 * varasm.c: Wrap prototype of `asm_output_aligned_bss' in macro 10404 BSS_SECTION_ASM_OP. 10405 10406Thu Jun 18 09:20:47 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 10407 10408 * pa.c: Include system.h and toplev.h. Remove redundant code. 10409 (call_operand_address): Mark parameter `mode' with ATTRIBUTE_UNUSED. 10410 (symbolic_operand): Likewise. 10411 (symbolic_memory_operand): Likewise. 10412 (pic_label_operand): Likewise. 10413 (fp_reg_operand): Likewise. 10414 (pre_cint_operand): Likewise. 10415 (post_cint_operand): Likewise. 10416 (ireg_or_int5_operand): Likewise. 10417 (int5_operand): Likewise. 10418 (uint5_operand): Likewise. 10419 (int11_operand): Likewise. 10420 (uint32_operand): Likewise. 10421 (ior_operand): Likewise. 10422 (lhs_lshift_cint_operand): Likewise. 10423 (pc_or_label_operand): Likewise. 10424 (legitimize_pic_address): Likewise. 10425 (hppa_legitimize_address): Likewise for parameter `old'. 10426 (output_block_move): Likewise for parameter `size_is_constant'. 10427 (output_function_prologue): Likewise for parameter `size'. 10428 (output_function_epilogue): Likewise. 10429 (return_addr_rtx): Likewise for parameter `count'. 10430 (output_mul_insn): Likewise for parameter `unsignedp'. 10431 (hppa_builtin_saveregs): Likewise for parameter `arglist'. 10432 (output_bb): Likewise for parameter `operands'. 10433 (output_bvb): Likewise. 10434 (function_label_operand): Likewise for parameter `mode'. 10435 (plus_xor_ior_operator): Likewise. 10436 (shadd_operand): Likewise. 10437 (non_hard_reg_operand): Likewise. 10438 (eq_neq_comparison_operator): Likewise. 10439 (movb_comparison_operator): Likewise. 10440 (pa_combine_instructions): Likewise for parameter `insns'. 10441 10442 * pa.h: Add prototypes for functions `output_deferred_plabels', 10443 `override_options', `output_ascii', `output_function_prologue', 10444 `output_function_epilogue', `print_operand', 10445 `symbolic_expression_p', `reloc_needed', `compute_frame_size', 10446 `hppa_address_cost', `and_mask_p', `symbolic_memory_operand', 10447 `pa_adjust_cost', `pa_adjust_insn_length' and 10448 `secondary_reload_class'. 10449 10450Wed Jun 17 22:28:48 1998 Jason Merrill <jason@yorick.cygnus.com> 10451 10452 * configure.in: Don't turn on collect2 unconditionally. 10453 10454Wed Jun 17 20:20:48 1998 Mark Mitchell <mark@markmitchell.com> 10455 10456 * cse.c (cse_basic_block): Don't include NOTE insns in the count 10457 that is used to decide whether or not it is time to erase the 10458 equivalence table. 10459 10460Wed Jun 17 18:30:43 1998 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> 10461 10462 * rs6000/linux.h (JUMP_TABLES_IN_TEXT_SECTION): Define to zero. 10463 10464Wed Jun 17 19:05:03 1998 John Carr <jfc@mit.edu> 10465 10466 * haifa-sched.c (haifa_classify_insn): TRAP_IF is risky. 10467 (sched_analyze_2): Allow scheduling TRAP_IF. 10468 10469 * reorg.c (mark_referenced_resources): Examine operands of TRAP_IF. 10470 10471 * rtl.h (TRAP_CODE): New macro. 10472 10473 * rtl.def (TRAP_IF): Change second operand type to rtx. 10474 10475 * optabs.c (gen_cond_trap): New function. 10476 (init_traps): New function. 10477 (init_optabs): Call init_traps. 10478 * expr.h: Declare gen_cond_trap. 10479 10480 * jump.c (jump_optimize): Optimize jumps to and around traps. 10481 10482 * sparc.md: Define trap instructions. 10483 10484 * rs6000.md: Define trap instructions. 10485 * rs6000.c (print_operand): New code 'V' for trap condition. 10486 (trap_comparison_operator): New function. 10487 10488 * m88k.md: Update use of TRAP_IF. 10489 10490 * tree.h (enum built_in_function): New function code BUILT_IN_TRAP. 10491 * c-decl.c (init_decl_processing): New builtin __builtin_trap. 10492 * expr.c (expand_builtin): Handle BUILT_IN_TRAP. 10493 10494 * expr.c (expand_builtin): Error if __builtin_longjmp second argument 10495 is not 1. 10496 10497Wed Jun 17 15:20:00 1998 Catherine Moore <clm@cygnus.com> 10498 10499 * reload1.c (spill_hard_reg): Check mode of register when 10500 spilling from scratch_list. 10501 10502Wed Jun 17 16:25:38 1998 Andrew MacLeod (amacleod@cygnus.com) 10503 10504 * except.c (add_new_handler): Fix bug in finding last region handler. 10505 * libgcc2.c (find_exception_handler): Pass exception table pointer 10506 to runtime type matcher, not the match info field. 10507 10508Wed Jun 17 15:57:48 1998 Andrew MacLeod (amacleod@cygnus.com) 10509 10510 * eh-common.h (struct eh_context): Add comment for hidden use of 10511 field dynamic_handler_chain. 10512 * except.c (get_dynamic_handler_chain): Comment on, and use the 10513 correct offset of the dynamic_handler_chain field. 10514 105151998-06-17 Jim Wilson <wilson@cygnus.com> 10516 10517 * mips/iris6.h (LINK_SPEC): Add -woff 131. 10518 105191998-06-17 Jason Merrill <jason@yorick.cygnus.com> 10520 10521 * dwarf2out.c: Disable EH_FRAME_SECTION if we don't have .init. 10522 10523 * configure.in: Don't disable collect2 when we have GNU ld. 10524 10525Wed Jun 17 08:38:13 1998 Jeffrey A Law (law@cygnus.com) 10526 10527 * fold-const.c (make_range): Do not widen the type of the expression. 10528 10529 * expr.c (check_max_integer_computation_mode): New function. 10530 (expand_expr): Avoid integer computations in modes wider than 10531 MAX_INTEGER_COMPUTATION_MODE. 10532 * fold-const.c (fold): Likewise. 10533 * tree.h (check_max_integer_computation_mode): Declare. 10534 * tm.texi (MAX_INTEGER_COMPUTATION_MODE): Document it. 10535 10536 * configure.in (nm): Make a link to "nm" in the build tree too. 10537 10538 * mn10300.md (andsi3): Fix typo. 10539 10540Tue Jun 16 22:58:40 1998 Richard Henderson <rth@cygnus.com> 10541 10542 * reload1.c (reload_cse_regs): Call bzero instead of looping. 10543 10544Tue Jun 16 18:30:35 1998 Jim Wilson <wilson@cygnus.com> 10545 10546 * dwarf2out.c (stripattributes): Prepend '*' to the section name. 10547 10548Tue Jun 16 16:49:26 1998 Richard Henderson <rth@cygnus.com> 10549 10550 * alpha.c (alpha_expand_prologue, alpha_expand_epilogue): New fns. 10551 (output_prologue, output_epilogue): Merge VMS and OSF versions; 10552 Remove anything related to the actual code generation. 10553 (output_end_prologue): New function. 10554 (alpha_sa_mask, alpha_sa_size): Merge VMS and OSF versions. 10555 (alpha_does_function_need_gp): Return false for VMS. 10556 (alpha_function_needs_gp): Make static. 10557 (add_long_const): Delete. 10558 (summarize_insn): Don't assume a SUBREG is of a REG. 10559 Prototype all static functions. Rename VMS-specific global 10560 variables vms_*. 10561 * alpha.h (TARGET_CAN_FAULT_IN_PROLOGUE): Default to 0. 10562 (FUNCTION_BOUNDARY): Align to cache line. 10563 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER): Align to octaword. 10564 (FUNCTION_END_PROLOGUE): New macro. 10565 * alpha.md (attribute length): New. Mark all insns. 10566 (return_internal, prologue_stack_probe_loop): New patterns. 10567 (prologue, init_fp, epilogue): New patterns. 10568 Disable peepholes. 10569 * linux.h (TARGET_CAN_FAULT_IN_PROLOGUE): Define. 10570 10571Tue Jun 16 17:36:35 1998 Dave Brolley <brolley@cygnus.com> 10572 10573 * toplev.c (lang_options): Add -trigraphs option for cpplib. 10574 10575Tue Jun 16 23:33:24 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 10576 10577 * reload1.c (reload_reg_free_before_p): RELOAD_FOR_OUTADDR_ADDRESS 10578 is earlier than RELOAD_FOR_OUTPUT_ADDRESS; RELOAD_FOR_INPADDR_ADDRESS 10579 is earlier than RELOAD_FOR_INPUT_ADDRESS. 10580 10581Tue Jun 16 13:15:16 1998 Jim Wilson <wilson@cygnus.com> 10582 10583 * libgcc1-test.c (memcpy): Define. 10584 10585Tue Jun 16 13:44:02 1998 Michael Meissner <meissner@cygnus.com> 10586 10587 * genattrtab.c (struct attr_desc): Change int flags to bit 10588 fields. Add bit fields for this being function_units_used 10589 or *_blockage_range attributes. 10590 (write_unit_name): New function to print a function unit name 10591 given unit #. 10592 (expand_units): Indicate whether this is function_units_used or 10593 *_blockage_range attributes. 10594 (write_toplevel_expr): Print function_units_used and 10595 *_blockage_range attributes in a more friendly fashion. 10596 (make_internal_attr): Indicate whether this attribute is either 10597 function_units_used or *_blockage_range. 10598 10599Mon Jun 15 17:06:43 1998 Michael Meissner <meissner@cygnus.com> 10600 Jim Wilson <wilson@cygnus.com> 10601 10602 * regmove.c (copy_src_to_dest): Do not copy src to dest if either 10603 the source or destination is special. 10604 10605Mon Jun 15 13:20:33 1998 Jim Wilson <wilson@cygnus.com> 10606 10607 * c-decl.c (shadow_tag_warned): Use specs not declspecs in for loop. 10608 10609Mon Jun 15 07:16:29 1998 Jeff Law (law@cygnus.com) 10610 10611 * version.c: Bump for snapshot. 10612 10613Sat Jun 13 13:10:40 1998 Krister Walfridsson <cato@df.lth.se> 10614 10615 * config/sparc/netbsd.h (DEFAULT_PCC_STRUCT_RETURN): Undefine before 10616 redefining it. 10617 10618Fri Jun 12 18:06:45 1998 Doug Evans <devans@egcs.cygnus.com> 10619 10620 * m32r/m32r.h (STARTFILE_SPEC): Delete crtsysc.o. 10621 (ENDFILE_SPEC): Add -lgloss. 10622 10623Fri Jun 12 14:57:59 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 10624 10625 * mips.c (small_int): Mark parameter `mode' with ATTRIBUTE_UNUSED. 10626 (large_int): Likewise. 10627 (pc_or_label_operand): Likewise. 10628 (call_insn_operand): Likewise. 10629 (consttable_operand): Likewise. 10630 (m16_uimm3_b): Likewise. 10631 (m16_simm4_1): Likewise. 10632 (m16_nsimm4_1): Likewise. 10633 (m16_simm5_1): Likewise. 10634 (m16_nsimm5_1): Likewise. 10635 (m16_uimm5_4): Likewise. 10636 (m16_nuimm5_4): Likewise. 10637 (m16_simm8_1): Likewise. 10638 (m16_nsimm8_1): Likewise. 10639 (m16_uimm8_1): Likewise. 10640 (m16_nuimm8_1): Likewise. 10641 (m16_uimm8_m1_1): Likewise. 10642 (m16_uimm8_4): Likewise. 10643 (m16_nuimm8_4): Likewise. 10644 (m16_simm8_8): Likewise. 10645 (m16_nsimm8_8): Likewise. 10646 (m16_usym8_4): Likewise. 10647 (m16_usym5_4): Likewise. 10648 (mips_move_1word): Change type of variable `i' from int to size_t. 10649 (mips_move_2words): Likewise. 10650 (output_block_move): Mark parameter `libname' with ATTRIBUTE_UNUSED. 10651 (function_arg_advance): Use HOST_PTR_PRINTF to print an address. 10652 (function_arg): Likewise. 10653 (function_arg_partial_nregs): Mark parameter `named' with 10654 ATTRIBUTE_UNUSED. 10655 (override_options): Use ISDIGIT instead of isdigit. 10656 (mips_output_external): Mark parameter `file' with ATTRIBUTE_UNUSED. 10657 (final_prescan_insn): Likewise for parameters `opvec' and `noperands'. 10658 (save_restore_insns): Cast HOST_WIDE_INT arguments passed to 10659 function `fatal' to long before printing. Use 10660 HOST_WIDE_INT_PRINT_DEC in fprintf. Both changes done several 10661 times in this function. 10662 (function_prologue): Mark parameter `size' with ATTRIBUTE_UNUSED. 10663 (function_epilogue): Likewise for parameters `file' and `size'. 10664 Print an int with "%d" not "%ld". 10665 (mips_select_rtx_section): Mark parameter `x' with ATTRIBUTE_UNUSED. 10666 (mips_function_value): Likewise for parameter `func'. 10667 (function_arg_pass_by_reference): Likewise for parameters `cum' 10668 and `named'. 10669 (extend_operator): Likewise for parameter `mode' 10670 (highpart_shift_operator): Likewise. 10671 10672 * mips.md (mul_acc_si): Remove unused variable `macc'. 10673 10674Fri Jun 12 09:33:44 1998 Richard Henderson <rth@cygnus.com> 10675 10676 * fold-const.c (fold): Revert last change. It breaks constant 10677 expressions somehow. 10678 10679Fri Jun 12 10:23:36 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 10680 10681 * expr.c (do_jump, case EQ_EXPR, NE_EXPR): When comparing complex 10682 prevent operands from being evaluated twice. 10683 10684Fri Jun 12 00:50:27 1998 Sergey Okhapkin <sos@prospect.com.ru> 10685 10686 * toplev.c (lang_options): Add -remap as a preprocessor option. 10687 10688Fri Jun 12 00:30:32 1998 John Wehle (john@feith.com) 10689 10690 * i386.md (cmpsi_1, cmphi_1, cmpqi_1): Remove code 10691 which set CC_REVERSED since reload should ensure that 10692 the operands are already the correct type. 10693 10694Thu Jun 11 17:14:15 1998 Jim Wilson <wilson@cygnus.com> 10695 10696 * except.c (expand_builtin_eh_stub): Call emit_move_insn rather than 10697 calling gen_rtx_SET. 10698 10699Thu Jun 11 18:45:49 1998 David Edelsohn <edelsohn@mhpcc.edu> 10700 10701 * config/rs6000/x-aix43 (AR): Delete. 10702 (AR_FOR_TARGET_FLAGS): Add -X32_64 here. 10703 10704Thu Jun 11 16:19:17 1998 David W. Schuler <schuld@btv.ibm.com> 10705 10706 * config/i386/aix386ng.h (CPP_SPEC): Remove extraneous quote. 10707 10708Thu Jun 11 12:40:27 1998 Jim Wilson <wilson@cygnus.com> 10709 10710 * mips.c (override_options): Replace word_mode with explicit 10711 TARGET_64BIT check. 10712 10713Thu Jun 11 14:50:02 1998 Michael Meissner <meissner@cygnus.com> 10714 10715 * regmove.c (regmove_optimize): If we can't replace the 10716 destination in an insn that sets the source, generate an explicit 10717 move of the source to the destination. 10718 (copy_src_to_dest): New function. 10719 (toplevel): Include basic-block.h. 10720 10721 * Makefile.in (regmove.o): Add basic-block.h dependencies. 10722 10723Thu Jun 11 10:30:09 1998 Dave Brolley <brolley@cygnus.com> 10724 10725 * toplev.c (lang_options): Add missing options (nostdinc, idirafter). 10726 10727Wed Jun 10 23:39:32 1998 Mark Mitchell <mark@markmitchell.com> 10728 10729 * rtl.h (rtx_def): Improve documentation. 10730 (MEM_IN_STRUCT_P): Likewise. 10731 10732Wed Jun 10 23:23:17 1998 Graham <grahams@rcp.co.uk> 10733 10734 * c-decl.c (start_decl): Correct test for -Wmain. 10735 10736 * c-decl.c (grokdeclarator): Remove unused variable "last". 10737 10738Wed Jun 10 14:52:27 1998 Jim Wilson <wilson@cygnus.com> 10739 10740 * expr.c (expand_builtin_setjmp): Store const1_rtx in target. 10741 (expand_builtin_longjmp): Abort if value isn't const1_rtx. 10742 Delete code storing value in static_chain_rtx. 10743 (expand_builtin, case BUILT_IN_LONGJMP): Pass NULL_RTX for target 10744 to second expand_expr call. 10745 10746Wed Jun 10 13:08:41 1998 Mark Mitchell <mark@markmitchell.com> 10747 10748 * mips/mips.c: Remove -mabi=o32 and -mabi=n64. 10749 10750Wed Jun 10 13:41:23 1998 Dave Brolley <brolley@cygnus.com> 10751 10752 * cppmain.c (fatal): New function. 10753 * configure.in (cpp_main): New configuration variable. 10754 * configure: Regenerated. 10755 * Makefile.in (CCCP): Use a configuration variable to select basex 10756 for cccp. 10757 (cppmain$(exeext)): Add @extra_cpp_objs@. 10758 10759Wed Jun 10 13:07:02 1998 Dave Brolley <brolley@cygnus.com> 10760 10761 * objc/objc-act.c: Add cpplib declarations. 10762 (lang_decode_option): Initialize cpplib if necessary. 10763 (lang_decode_option): New argc/argv interface. 10764 * tree.h (lang_decode_option): New argc/argv interface. 10765 * toplev.c (lang_options): Add cpp options. 10766 (main): New interface for lang_decode_option. 10767 * gcc.c (default_compilers): Don't call cpp for a cpplib-enabled C compiler 10768 unless -E, -M or -MM is specified. 10769 * cpplib.h (cpp_handle_option): New function. 10770 * cpplib.c (cpp_handle_option): New function. 10771 (cpp_handle_options): Now calls cpp_handle_option. 10772 * c-tree.h (c_decode_option): New argc/argv interface. 10773 * c-lex.c (init_parse): cpplib now initialized in c_decode_option. 10774 * c-lang.c (lang_decode_option): New argc/argv interface. 10775 * c-decl.c: Add cpplib declarations. 10776 (c_decode_option): New argc/argv interface. 10777 (c_decode_option): Call cpp_handle_option. 10778 (c_decode_option): Now returns number of strings processed. 10779 10780Wed Jun 10 09:47:13 1998 Richard Earnshaw (rearnsha@arm.com) 10781 10782 * unroll.c (verify_addresses): Use validate_replace_rtx to undo the 10783 changes. Abort if the undo fails. 10784 107851998-06-10 Vladimir N. Makarov <vmakarov@cygnus.com> 10786 10787 * config/rs6000/rs6000.c (output_prolog): Change locations and 10788 directions of saving and restoring arguments of main on the stack. 10789 10790Wed Jun 10 08:56:27 1998 John Carr <jfc@mit.edu> 10791 10792 * reload1.c (reload_cse_simplify_operands): Do not call gen_rtx_REG 10793 for each alternative. Do not replace a CONST_INT with a REG unless 10794 the reg is cheaper. 10795 10796Wed Jun 10 02:11:55 1998 Jeffrey A Law (law@cygnus.com) 10797 10798 * decl.c (init_decl_processing): Fix typo. 10799 10800 * mips.c (gpr_mode): New variable. 10801 (override_options): Initialize gpr_mode. 10802 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to 10803 determine size and offset of general purpose registers save slots. 10804 (save_restore_insns, mips_expand_prologue): Similarly. 10805 10806 * reload.c (find_reloads_toplev): Use gen_lowpart common to convert 10807 between constant representations when we have (SUBREG (REG)) with 10808 REG equivalent to a constant. 10809 10810Wed Jun 10 01:39:00 1998 Juha Sarlin <juha@c3l.tyreso.se> 10811 10812 * h8300.c (get_shift_alg): Add special cases for shifts of 8 and 24. 10813 10814Tue Jun 9 22:05:34 1998 Richard Henderson <rth@cygnus.com> 10815 10816 * fold-const.c (fold): Even with otherwise constant trees, look for 10817 opportunities to combine integer constants. 10818 10819Wed Jun 3 23:41:24 1998 John Wehle (john@feith.com) 10820 10821 * i386.c (notice_update_cc): Clear cc_status.value2 in the 10822 case of UNSPEC 5 (bsf). 10823 10824 * i386.md (movsfcc, movdfcc, movxfcc): The floating point 10825 conditional move instructions don't support signed integer 10826 comparisons. 10827 10828Tue Jun 9 14:31:19 1998 Nick Clifton <nickc@cygnus.com> 10829 10830 * config/v850/t-v850 (TCFLAGS): Add assembler options to warn of 10831 overflows. 10832 10833 * config/v850/lib1funcs.asm (__return_interrupt): Use 'addi 10834 16,sp,sp' ratehr than 'add 16,sp'. Patch courtesy of Biomedin 10835 <glctr@abc.it>. 10836 10837Tue Jun 9 16:23:13 1998 Andrew MacLeod <amacleod@cygnus.com> 10838 10839 * except.c (expand_start_catch): Rename to start_catch_handler. 10840 (expand_end_catch): Delete function. 10841 (expand_end_all_catch): Remove catch status that expand_end_catch 10842 use to do. 10843 * except.h (expand_start_catch): Rename prototype. 10844 (expand_end_catch): Delete prototype. 10845 10846Tue Jun 9 12:57:32 1998 Mark Mitchell <mark@markmitchell.com> 10847 10848 * invoke.texi: Add documentation for -mips4 and -mabi=*. 10849 10850Tue Jun 9 12:12:34 1998 Klaus Kaempf (kkaempf@progis.de) 10851 10852 * alpha/vms.h (EXTRA_SECTIONS): Add in_ctors and in_dtors. 10853 (EXTRA_SECTION_FUNCTIONS): Add ctors_section and dtors_section. 10854 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Define. 10855 10856Tue Jun 9 12:10:27 1998 John Carr <jfc@mit.edu> 10857 10858 * haifa-sched.c (update_flow_info): Use UNITS_PER_WORD, not MOVE_MAX, 10859 as the threshold to permit splitting memory operations. 10860 10861Tue Jun 9 12:36:16 1998 Jeffrey A Law (law@cygnus.com) 10862 10863 * mips.c (gpr_mode): New variable. 10864 (override_options): Initialize gpr_mode. 10865 (compute_frame_size): Use "gpr_mode" instead of "word_mode" to 10866 determine size and offset of general purpose registers save slots. 10867 (save_restore_insns, mips_expand_prologue): Similarly. 10868 10869 * Makefile.in (LIB2FUNCS_EH): Define. Just "_eh" for now. 10870 (LIBGCC2_CFLAGS): Remove -fexceptions. 10871 (LIB2FUNCS): Remove "_eh". 10872 (libgcc2.a): Iterate over LIB2FUNCS_EH and build everything in 10873 it with -fexceptions. 10874 10875 * Makefile.in (local-alloc.o): Depend on insn-attr.h. 10876 * local-alloc.c (block_alloc): Avoid creating false 10877 dependencies for targets which use instruction scheduling. 10878 10879Tue Jun 9 02:40:49 1998 Richard Henderson <rth@cygnus.com> 10880 10881 * mips/elf.h (ASM_DECLARE_OBJECT_NAME): Define. 10882 (ASM_FINISH_DECLARE_OBJECT): Define; 10883 * mips/elf64.h: Likewise. 10884 10885Tue Jun 9 01:08:47 1998 Richard Henderson <rth@cygnus.com> 10886 10887 * toplev.c (flag_new_exceptions): Remove extraneous `extern'. 10888 10889Mon Jun 8 23:24:48 1998 Jeff Law (law@cygnus.com) 10890 10891 * version.c: Bump for snapshot. 10892 10893Mon Jun 8 23:24:58 1998 David Edelsohn <edelsohn@mhpcc.edu> 10894 10895 * rs6000.md (mulsidi3): Add !TARGET_POWERPC64 constraint. 10896 (mulsidi3_ppc64): Delete. 10897 10898Mon Jun 8 20:57:40 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 10899 10900 * Makefile.in (varasm.o): Depend on dbxout.h. 10901 (cse.o): Depend on toplev.h and output.h. 10902 (gcse.o): Depend on output.h. 10903 10904 * mips.c: Include system.h and toplev.h and remove redundant code. 10905 Include output.h after tree.h so all its prototypes get activated. 10906 * mips.md (table_jump): Remove unused variable `dest'. 10907 10908 * sparc.h: Add prototype for `v8plus_regcmp_op'. 10909 10910 * crtstuff.c (fini_dummy, init_dummy): Mark function definitions 10911 with __attribute__ ((__unused__)). 10912 (__frame_dummy): Provide prototype before use, wrap it with 10913 EH_FRAME_SECTION_ASM_OP. 10914 10915 * cse.c: Move inclusion of <setjmp.h> above local headers. 10916 Include toplev.h and output.h. 10917 10918 * dbxout.h: Add prototype for `dbxout_begin_function'. 10919 10920 * final.c (final_scan_insn): Wrap variable `max_skip' in macro 10921 ASM_OUTPUT_MAX_SKIP_ALIGN. 10922 10923 * gcse.c: Include system.h and output.h. 10924 (dump_cuid_table, dump_rd_table, dump_cprop_data, dump_pre_data): 10925 Make extern instead of static. 10926 (compute_can_copy): Only declare variables `reg' and `insn' when 10927 AVOID_CCMODE_COPIES is not defined. 10928 (record_set_info): Mark parameter `setter' with ATTRIBUTE_UNUSED. 10929 (hash_scan_clobber): Likewise for `x' and `insn'. 10930 (hash_scan_call): Likewise. 10931 (record_last_set_info): Likewise for `setter'. 10932 (mark_call): Likewise for `pat'. 10933 (pre_insert_insn): Wrap variable `note' in macro HAVE_cc0. 10934 10935 * libgcc2.c (__bb_init_prg): Replace bzero with memset and fix the 10936 length parameter so that it multiplies the number of elements by 10937 the sizeof(element). 10938 10939 * output.h: Add prototype for `weak_finish'. 10940 10941 * recog.h: Likewise for `validate_replace_src'. 10942 10943 * rtl.h: Likewise for `optimize_save_area_alloca', 10944 `fix_sched_param', `purge_addressof', `gcse_main', 10945 `regmove_optimize', `dbr_schedule', `branch_prob' and 10946 `end_branch_prob'. 10947 10948 * toplev.h: Likewise for `set_float_handler' and 10949 `output_quoted_string'. 10950 10951 * varasm.c: Include dbxout.h. 10952 10953Mon Jun 8 18:12:06 1998 Jim Wilson <wilson@cygnus.com> 10954 10955 * mips.c (mips_secondary_reload_class): Use gp_reg_p instead of 10956 GP_REG_P. Use gr_regs instead of GR_REGS. 10957 10958Mon Jun 8 16:54:12 1998 Ken Raeburn <raeburn@cygnus.com> 10959 Jeff Law <law@cygnus.com> 10960 10961 * Revamped multiply support for MIPS chips. 10962 * mips.c (extend_operator): New function. 10963 (highpart_shift_operator): Likewise. 10964 * mips.h: Declare new functions. 10965 (PREDICATE_CODES): Add support for new predicates. 10966 * mips.md (mulsi3 expander): Simplify. 10967 (mulsi_mult3): Add another constraint alternative. Support 10968 3 operand multiply instructions as found on various mips 10969 parts. 10970 (mulsi3_r4650): Delete pattern, now handled by mulsi_mult3. 10971 (mul_acc_si): New pattern and associated splitters. 10972 (mulsidi3 expander): Rework to use mulsidi3_64bit and 10973 mulsidi3_internal. 10974 (umulsidi3): New expander. 10975 (mulsidi3_internal): Accept either sign or zero extended 10976 operands and generate code as appropriate appropriately. 10977 (mulsidi3_64bit): Similarly. 10978 (smulsi3_highpart): Turn into an expander and generate code 10979 to match new patterns. 10980 (umulsi3_highpart): Likewise. 10981 (xmulsi3_highpart_internal): New pattern. 10982 (maddi patterns): Delete. Replace with: 10983 (mul_acc_di, mul-acc_64bit_di): New patterns. 10984 10985Mon Jun 8 14:16:15 1998 Andrew MacLeod <amacleod@cygnus.com> 10986 10987 * eh-common.h: Remove NEW_EH_MODEL compile time flag, and replace with 10988 flag_new_exceptions runtime flag. 10989 (struct old_exception_table): New struct which represents what 10990 the exception table looks like without the new model. 10991 (NEW_EH_RUNTIME): New value used as a tag in the exception table to 10992 flag that this is a new style table. 10993 * except.h: Remove compile time flag NEW_EH_MODEL. 10994 (expand_builtin_eh_stub_old): New prototype. 10995 * tree.h (enum built_in_function): Add BUILT_IN_EH_STUB_OLD. 10996 * expr.c (expand_builtin): New builtin func BUILT_IN_EH_STUB_OLD. 10997 * c-decl.c (init_decl_processing): Add new builtin function 10998 __builtin_eh_stub_old. 10999 * final.c (final_scan_insn): Replace compile time flag NEW_EH_MODEL. 11000 * flags.h (flag_new_exceptions): New runtime flag. 11001 * toplev.c (flag_new_exceptions): Initialize default to 0, 11002 -fnew-exceptions sets to 1. 11003 * except.c (output_exception_table_entry): Output New style exception 11004 identifier into table, and replace compile time flag NEW_EH_MODEL 11005 with runtime flag flag_new_exceptions. 11006 (output_exception_table): Replace compile time flag NEW_EH_MODEL. 11007 (expand_builtin_eh_stub_old): Duplicates original functionality of 11008 expand_builtin_eh_stub. 11009 (expand_builtin_eh_stub): Replace compile time flag NEW_EH_MODEL. 11010 * libgcc2.c (find_exception_handler): Remove NEW_EH_MODEL #ifdefs. 11011 (old_find_exception_handler): New func, same as find_exception_handler 11012 except it works on the old style exception table. 11013 (__throw): Replace NEW_EH_MODEL. Detect new model based on presence 11014 of identifier in the exception table, and call appropriate routines. 11015 11016Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com> 11017 11018 * function.c: Define current_function_cannot_inline. 11019 (push_function_context_to): Save it. 11020 (pop_function_context_from): Restore it. 11021 * function.h (struct function): Provide it a home. 11022 * output.h: Declare it. 11023 * integrate.c (function_cannot_inline_p): Check it. 11024 11025Mon Jun 8 10:43:15 1998 Richard Henderson <rth@cygnus.com> 11026 11027 * expr.c (force_operand): Detect PIC address loads before 11028 splitting arithmetic. 11029 11030Mon Jun 8 09:22:38 1998 Jeff Law (law@cygnus.com) 11031 11032 * version.c: Bump for snapshot. 11033 11034Mon Jun 8 02:55:56 1998 Graham <grahams@rcp.co.uk> 11035 11036 * tree.c (tree_class_check): Add braces to eliminate ambiguous 11037 else warning. 11038 (tree_check): Likewise. 11039 11040Mon Jun 8 02:49:23 1998 H.J. Lu (hjl@gnu.org) 11041 11042 * reg-stack.c (subst_stack_regs_pat): Make sure the top of 11043 stack is the destination for conditional move insn. 11044 11045Mon Jun 8 01:21:13 1998 Jason Merrill <jason@yorick.cygnus.com> 11046 11047 * tree.h (TREE_VEC_END): Cast unused value to void. 11048 11049 * i386.c (print_operand): Use %lx for long operand. 11050 11051Mon Jun 8 00:04:07 1998 Richard Henderson <rth@cygnus.com> 11052 11053 * alpha.c (summarize_insn): Ignore rtl slot format 'i'. 11054 11055Sun Jun 7 14:15:45 1998 John Carr <jfc@mit.edu> 11056 11057 * sol2.h (INIT_SUBTARGET_OPTABS): Use Solaris libc float/long long 11058 conversion functions. 11059 11060Sun Jun 7 14:02:58 1998 Richard Henderson <rth@cygnus.com> 11061 11062 * toplev.c (flag_exceptions): Default to 0. 11063 (compile_file): Remove flag_exceptions == 2 hack. 11064 (main): Call lang_init_options. 11065 * tree.h: Declare it. 11066 * c-lang.c: Implement it. 11067 * objc/objc-act.c: Likewise. 11068 11069Sun Jun 7 12:27:30 1998 David Edelsohn <edelsohn@mhpcc.edu> 11070 11071 * rs6000.md (restore_stack_block): Generate MEM and specify mode. 11072 * rs6000.h (STACK_SAVEAREA_MODE): SAVE_FUNCTION is VOIDmode. 11073 * rs6000.c (rs6000_output_load_toc_table): Use fputs. 11074 (output_function_profiler): Use asm_fprintf and fputs. 11075 11076Sat Jun 6 12:17:12 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 11077 11078 * gencheck.c: Remove redundant stdio.h include. Add a definition 11079 of xmalloc for when we are forced to link with alloca.o. 11080 11081 * reload1.c (reload_reg_free_for_value_p): Use `(unsigned)1' 11082 instead of `1U'. 11083 11084 * fold-const.c (constant_boolean_node): Make definition static to 11085 match the prototype. 11086 11087Fri Jun 5 15:53:17 1998 Per Bothner <bothner@cygnus.com> 11088 11089 * gcc.c (lang_specific_pre_link): New LANG_SPECIFIC_DRIVER function. 11090 (lang_specific_extra_outfiles): New LANG_SPECIFIC_DRIVER variable. 11091 (do_spec, input_filename, input_filename_length): Make public. 11092 (main): Adjust outfiles allocation by lang_specific_extra_outfiles. 11093 Call lang_specific_pre_link befor elinking. 11094 11095Fri Jun 5 12:29:28 1998 Jeffrey A Law (law@cygnus.com) 11096 11097 * haifa-sched.c (rank_for_schedule): For "equally good insns", prefer 11098 the insn which has the most insns dependent on it. 11099 11100Fri Jun 5 09:03:22 1998 John Carr <jfc@mit.edu> 11101 11102 * alias.c (find_base_value): Avoid reading past end of reg_base_value. 11103 11104Fri Jun 5 03:05:34 1998 Richard Henderson <rth@cygnus.com> 11105 11106 * alpha.md (insxh-1): New insxl pattern for combine. 11107 11108Fri Jun 5 01:12:15 1998 H.J. Lu (hjl@gnu.org) 11109 11110 * i386/i386.c (output_fp_conditional_move): New function 11111 to output floating point conditional move. 11112 (output_int_conditional_move): New function to output integer 11113 conditional move. 11114 11115 * i386/i386.md (movsicci+5, movhicc+5, movdicc+5): Call 11116 output_int_conditional_move () to output int conditional move. 11117 (movsfcc+5, movdfcc+5, movxfcc+5): Call 11118 output_fp_conditional_move () to output floating point 11119 conditional move. 11120 11121 * i386/i386.c (put_condition_code): In INT mode, check 11122 cc_prev_status.flags & CC_NO_OVERFLOW for GE and LT. 11123 11124Thu Jun 4 16:09:51 1998 Dave Brolley <brolley@cygnus.com> 11125 11126 * dbxout.c (dbxout_type): Output arrays of bits as if 11127 they were bitstrings for Chill 11128 11129Thu Jun 4 14:35:27 1998 David Edelsohn <edelsohn@mhpcc.edu> 11130 11131 * tree.c (get_inner_array_type): New function. 11132 * tree.h (get_inner_array_type): Prototype. 11133 * expr.h (STACK_SAVEAREA_MODE): New macro. 11134 * expr.c (expand_builtin_setjmp): Initialize sa_mode using 11135 STACK_SAVEAREA_MODE. 11136 (expand_builtin_longjmp): Likewise. 11137 * explow.c (emit_stack_save): Likewise. 11138 (allocate_dynamic_stack_space): Use Pmode not insn_operand_mode. 11139 11140 * rs6000/aix41.h (ASM_CPU_SPEC): Define relative to ASM_DEFAULT_SPEC. 11141 (CPP_CPU_SPEC): Define relative to CPU_DEFAULT_SPEC. 11142 * rs6000/aix43.h: New file. 11143 * rs6000/t-aix43: New file. 11144 * rs6000/x-aix41: New file. 11145 * rs6000/x-aix43: New file. 11146 * configure.in (rs6000-ibm-aix*): Use them. 11147 * rs6000/powerpc.h: Delete. 11148 * rs6000/sysv4.h: Move necessary powerpc.h definitions to here, 11149 * rs6000/netware.h: and here, 11150 * rs6000/win-nt.h: and here. 11151 11152 * rs6000/rs6000.c (processor_target_table, 620): Do not affect 11153 MASK_POWERPC64. 11154 (rs6000_override_options): Ignore flag_pic for AIX. 11155 (rs6000_immed_double_const): Delete. 11156 (u_short_cint_operand): Don't assume 32-bit CONST_INT. 11157 (reg_or_u_short_operand): Don't assume 32-bit CONST_INT. 11158 (num_insns_constant): mask64_operand() is 2 insns. 11159 (logical_operand): Don't assume 32-bit CONST_INT. 11160 (non_logical_cint_operand): Don't assume 32-bit CONST_INT. 11161 (easy_fp_constant): Any CONST_DOUBLE_HIGH is okay for 64-bit. 11162 (mask_constant): HOST_WIDE_INT parameter. 11163 (non_and_cint_operand): Delete. 11164 (mask64_operand): New function. 11165 (and64_operand): New function. 11166 (function_arg_advance): DImode arguments do not need special 11167 alignment when 64-bit. 11168 (function_arg): Likewise. 11169 (setup_incoming_varargs): Reverse reg_size assignment. 11170 (print_operand): HOST_WIDE_INT second parameter. 11171 (print_operand, 'B'): New case. 11172 (print_operand, 'M'): Fix typo in lossage string. 11173 (print_operandm 'S'): New case. 11174 (rs6000_stack_info): Reverse reg_size assignment. Use total_raw_size 11175 to compute AIX push_p. Use reg_size to compute {cr,lr}_save_offset. 11176 (rs6000_output_load_toc_table): Reverse init_ptr assignment. Use 11177 TARGET_64BIT not TARGET_POWERPC64. Convert fprintf to fputs. 11178 Load GOT highpart, don't add it. Add lowpart with {cal|la}. 11179 (rs6000_allocate_stack_space): Use {cal|la}. 11180 (output_epilog): Use {cal|la} 11181 (output_function_profiler): Add call glue to mcount call. 11182 Load GOT highpart, don't add it. Add lowpart with {cal|la}. 11183 11184 * rs6000/rs6000.h (TARGET_SWITCHES): Add powerpc64. 11185 (STACK_BOUNDARY): Depend on TARGET_32BIT. 11186 (ADJUST_FIELD_ALIGN): Calculate array alignment using innermost type. 11187 (CONST_OK_FOR_LETTER_P): Don't assume 32-bit CONST_INT. 11188 (EXTRA_CONSTRAINTS): Remove NT 'S' and 'T'. Replace 'S' with 11189 64-bit mask operand. 11190 (RS6000_SAVE_TOC): Depend on TARGET_32BIT. 11191 (STACK_SAVEAREA_MODE): New macro. 11192 (LEGITIMATE_CONSTANT_P): DImode okay for 64bit. 11193 (LEGITIMIZE_RELOAD_ADDRESS): New macro. 11194 (RTX_COSTS, AND/IOR/XOR): Reflect current machine description. 11195 (ASM_FILE_START): Emit 64-bit ABI directive. 11196 (ASM_DECLARE_FUNCTION_NAME): Align CSECT on doubleword in 64-bit mode. 11197 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): DImode okay for 64-bit. 11198 (PREDICATE_CODES): Add "and64_operand" and "mask64_operand". 11199 Delete "non_and_cint_operand". "input_operand" includes CONST_DOUBLE. 11200 11201 * rs6000/rs6000.md (iorsi3, xorsi3): Use HOST_WIDE_INT for mask. 11202 Restore define_splits. 11203 (floatsidf2, floatunssidf2): Remove !TARGET_POWERPC64 final constraint. 11204 (floatsidf2_internal, floatunssidf2_internal2): Likewise. 11205 Do not specify base register operand mode. 11206 (floatsidf2_loadaddr): Do not specify base register operand mode. 11207 (floatsidf2_store1, floatsidf2_store2): Operand 1 must be base 11208 register; do not specify mode. Remove !TARGET_POWERPC64 final 11209 constraint. 11210 (floatsidf2_load): Do not specify base register operand mode. Remove 11211 !TARGET_POWERPC64 final constraint. 11212 (fix_truncdfsi2_internal, fix_truncdfsi2_{store,load}): Do not specify 11213 base register operand mode. 11214 (adddi3): Split large constants early. 11215 (absdi3): Shift by 63, not 31. 11216 (*mulsidi3_ppc64): New pattern. 11217 (rotldi3): Add masking combiner patterns. 11218 (anddi3): Add rldic{r,l} masking. Remove split of large constants 11219 because PPC insns zero-extend. 11220 (iordi3, xordi3): Split large constants early. 11221 (movsi matcher): Remove S and T constraints. 11222 (movsf const_double): Create SImode constant from TARGET_DOUBLE. 11223 (movdf_hardfloat32): Add default abort() case. 11224 (movdf easy_fp_const): Create DImode constant from TARGET_DOUBLE. 11225 (movdi): Remove 64-bit constant generator. Try to convert 11226 CONST_DOUBLE to CONST_INT. Handle TOC memory constants. 11227 (movdi_32): Add default abort() case. 11228 (movdi_64): Add numerous ways to split 64-bit constants. 11229 Make catch-all define_split more optimal and never FAIL. 11230 (movti_ppc64): Add default abort() case. 11231 (allocate_stack): Remove operand modes. Use Pmode. 11232 (restore_stack_block): Remove operand modes. Generate Pmode 11233 temporary. 11234 (save_stack_nonlocal, restore_stack_nonlocal): Generate Pmode 11235 temporary. Save area is double Pmode. 11236 (call_indirect_aix64, call_value_indirect_aix64): New patterns. 11237 (call, call_value): Do not specify address operand mode. Choose 11238 appropriate AIX ABI. 11239 (*call_local64, *ret_call_local64): New patterns. 11240 (*call_nonlocal_aix64, *ret_call_nonlocal_aix64): New patterns. 11241 (*ret_call_nonlocal_aix32): Use call_value_indirect for REG. 11242 (compare): Materialize DImode truthvalues. 11243 11244Thu Jun 4 01:26:57 1998 Craig Burley <burley@gnu.org> 11245 11246 * expr.c (safe_from_p): Avoid combinatorial explosion 11247 over duplicate SAVE_EXPRs by ensuring we never recurse 11248 on one that has already been visited. 11249 11250Thu Jun 4 00:54:21 1998 Graham <grahams@rcp.co.uk> 11251 11252 * loop.c (check_dbra_loop): Initialize final_value before 11253 normalizing the loop. 11254 11255Wed Jun 3 20:00:04 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 11256 11257 * reload1.c (reload_reg_free_for_value_p): New arguments out and 11258 reloadnum. Changed all callers. 11259 112601998-06-03 Ulrich Drepper <drepper@cygnus.com> 11261 11262 * system.h: Add _() and N_() macros in preparation for gettext. 11263 11264Wed Jun 3 11:02:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 11265 11266 * c-common.c (check_format_info): Put back check for C9x `hh' 11267 length modifier. Warn about %n format writing into const. Remove 11268 obsolete comment. 11269 (format_char_info): Fix comments. 11270 11271 * configure.in: Set float_format to m68k for all m68k targets that 11272 do not override LONG_DOUBLE_TYPE_SIZE. 11273 * config/float-m68k.h: New file. 11274 11275Tue Jun 2 23:14:01 1998 Richard Henderson <rth@cygnus.com> 11276 11277 * jump.c (jump_optimize): Remove debug messages accidentally left in 11278 with the previous change. 11279 11280Tue Jun 2 22:46:08 1998 Richard Henderson <rth@cygnus.com> 11281 11282 * expr.c (store_expr): Revert stray patch associated with 11283 1998-05-23 commit. 11284 11285Tue Jun 2 21:59:01 1998 Richard Henderson <rth@cygnus.com> 11286 11287 * jump.c (rtx_unsafe_p): New function. 11288 (jump_optimize): Use it on if/then/else transformations and 11289 conditional move transformations. 11290 11291Tue Jun 2 22:50:10 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 11292 11293 * fold-const.c (fold, case EQ_EXPR): When folding VAR++ == CONST 11294 or VAR-- == CONST construct a proper mask if VAR is a bitfield. 11295 Cope with CONST being out of range for the bitfield. 11296 11297Tue Jun 2 22:28:31 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE> 11298 11299 * expr.c (emit_move_insn_1): When moving complex values in several 11300 steps, emit a CLOBBER to show the destination dies. 11301 11302Tue Jun 2 22:17:26 1998 Jeffrey A Law (law@cygnus.com) 11303 11304 * Makefile.in (site.exp): Use the object testsuite directory as 11305 the temporary directory. 11306 11307 * expr.c (expand_expr, case ADDR_EXPR): Handle taking the 11308 address of an ADDRESSOF rtx. 11309 113101998-06-02 Mike Stump <mrs@wrs.com> 11311 11312 * expr.c (expand_builtin_setjmp): Handle BUILTIN_SETJMP_FRAME_VALUE. 11313 * i960.h (SETUP_FRAME_ADDRESSES, BUILTIN_SETJMP_FRAME_VALUE): Define. 11314 * i960.md (ret, flush_register_windows): Define. 11315 (nonlocal_goto): Likewise. Nested function nonlocal gotos don't 11316 work yet. 11317 * tm.texi (BUILTIN_SETJMP_FRAME_VALUE): Document new macro. 11318 11319Tue Jun 2 14:02:38 1998 Richard Henderson <rth@cygnus.com> 11320 11321 * alpha.md (divsi3, udivsi3, modsi3, umodsi3): Enable, and work 11322 around an OSF/1 library bug wrt sign-extension of inputs. 11323 11324Tue Jun 2 13:02:44 1998 Richard Henderson <rth@cygnus.com> 11325 11326 * vax/netbsd.h (DWARF2_UNWIND_INFO): Must be undef, not defined 0. 11327 11328Mon Jun 1 03:44:03 1998 Catherine Moore <clm@cygnus.com> 11329 11330 * config/sh/sh.h (MAX_OFILE_ALIGNMENT): Define. 11331 11332 * varasm.c (assemble_variable): Augment alignment warning. 11333 11334Mon Jun 1 12:14:28 1998 Michael Meissner <meissner@cygnus.com> 11335 11336 * config/fp-bit.c (_fp{add,div}_parts): Return correct IEEE result 11337 in the presence of IEEE negative 0's. 11338 11339Sun May 31 16:11:41 1998 John Wehle (john@feith.com) 11340 11341 * reload.c (find_reloads): Record the existing mode if 11342 operand_mode == VOIDmode before replacing a register with 11343 a constant. 11344 * i386.md (tstsi, tsthi, tstqi, tstsf, tstdf, tstxf): Set 11345 i386_compare_op1 to const0_rtx for the benefit of the 11346 conditional move patterns. 11347 (movsicc, movhicc, movsfcc, movdfcc, movxfcc, movdicc): Rewrite 11348 based on suggestions from Jim Wilson. 11349 11350Sun May 31 00:44:02 1998 Jeff Law (law@cygnus.com) 11351 11352 * version.c: Bump for snapshot. 11353 11354Sun May 31 00:34:17 1998 Bruce Korb <korbb@datadesign.com> 11355 11356 * Makefile.in (fixinc.sh): Update rules again. 11357 11358Sun May 31 00:27:47 1998 Jeffrey A Law (law@cygnus.com) 11359 11360 * extend.texi: Bring back reference to trampoline paper. 11361 11362Sun May 31 00:22:34 1998 Ulrich Drepper <drepper@cygnus.com> 11363 11364 * Makefile.in (USER_H): Add stdbool.h. 11365 * ginclude/stdbool.h: New file. 11366 11367Fri May 29 01:48:25 1998 Jeffrey A Law (law@cygnus.com) 11368 11369 * jump.c (thread_jumps): Do not look at the NOTE_LINE_NUMBER 11370 of a non-note insn. 11371 11372 * gcse.c (pre_delete): Fix code to determine the mode of 11373 the reaching pseudo register. 11374 11375Fri May 29 01:07:28 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> 11376 11377 * Makefile.in (GEN): Add gencheck. 11378 (STAGESTUFF): Add tree-check.h and gencheck. 11379 11380Fri May 29 00:57:37 1998 Bruce Korb <korbb@datadesign.com> 11381 11382 * Makefile.in (cstamp-h.in): Remove before trying to recreate. 11383 (fixinc.sh): Set some additional environment variables before 11384 calling mkfixinc.sh. 11385 11386Thu May 28 12:57:05 1998 Jeffrey A Law (law@cygnus.com) 11387 11388 * reload.c (find_reloads): Do not force a reloads of match_operators. 11389 11390Thu May 28 10:22:22 1998 Andrew MacLeod <amacleod@cygnus.com> 11391 11392 * except.h (remove_handler): Add new prototype. 11393 * except.c (remove_handler): New function to remove handlers 11394 from an exception region. 11395 * flow.c (find_basic_blocks_1): Remove handlers from regions when 11396 handler label is deleted; remove exception regions with no handlers. 11397 11398Thu May 28 09:36:39 1998 Michael Meissner <meissner@cygnus.com> 11399 11400 * except.h (rtx): Define rtx type correctly if needed. 11401 * function.h (rtx): Likewise. 11402 (tree): Define tree type correctly if needed. 11403 11404 * c-pragma.c (toplevel): Include rtl.h. 11405 11406 * stor-layout.c (toplevel): Move include of rtl.h before 11407 except.h. 11408 11409 * Makefile.in (c-pragma.o): Add except.h, rtl.h dependencies. 11410 (tree.o): Add except.h dependency. 11411 11412Wed May 27 22:02:40 1998 Jeffrey A Law (law@cygnus.com) 11413 11414 * reload1.c: Revert accidental checkin. 11415 11416 * configure.lang: Fix thinko when adding a definition for 11417 target_alias to the Makefile. 11418 11419Wed May 27 02:50:00 1998 Catherine Moore (clm@cygnus.com) 11420 11421 * config/sparc/lb1spc.asm (.rem and .urem): Replace 11422 routines. 11423 11424Wed May 27 02:48:31 1998 Richard Earnshaw (rearnsha@arm.com) 11425 11426 * arm.c (arm_gen_constant): Rework to eliminate uninitialized 11427 variable warnings. Don't generate scratch registers if only 11428 counting insns. 11429 (find_barrier): Eliminate unused variable SRC. 11430 114311998-05-27 Manfred Hollstein <manfred@s-direktnet.de> 11432 11433 * toplev.h (rtx_def): Provide global declaration to avoid 11434 `limited scope' warnings. 11435 11436Tue May 26 23:47:52 1998 Mumit Khan <khan@xraylith.wisc.edu> 11437 11438 * Makefile.in (gencheck.o): Use HOST_CC. 11439 * i386/t-mingw32: New file. 11440 * configure.in (i386-*-mingw32*): Use. 11441 11442Tue May 26 07:31:04 1998 Richard Earnshaw (rearnsha@arm.com) 11443 11444 * arm.c (bad_signed_byte_operand): New predicate function. 11445 * arm.h (PREDICATE_CODES): Add it to the list. 11446 * arm.md (*extendqi[sh]i_insn): Split any addresses that ldrsb 11447 can't handle. 11448 (define_split): Two new splits for above insns. 11449 11450 * arm.c: Include toplev.h. 11451 (arm_override_options): Add parentheses around use of tune_flags. 11452 (arm_split_constant): Remove unused variable. 11453 (arm_gen_constant, arm_gen_movstrqi, add_constant): Likewise. 11454 (output_func_prologue, arm_expand_prologue): Likewise. 11455 (arm_canonicalize_comparison): Make I unsigned; rework constants 11456 accordingly. Add missing parentheses around << operation. 11457 (arm_rtx_costs): Correctly parenthesize MULT costs. Add a DEFAULT 11458 clause. 11459 ({load,store}_multiple_sequence): Initialize BASE_REG. 11460 (select_dominance_cc_mode): Add DEFAULT clauses. 11461 (broken_move): Return zero if the destination is not a register. 11462 (arm_reorg): Move unused REGNO declaration into the dead code. 11463 * arm.h (CANONICALIZE_COMPARISON): Ensure OP1 is updated. 11464 11465Mon May 25 22:49:56 1998 Jeff Law (law@cygnus.com) 11466 11467 * version.c: Bump for snapshot. 11468 11469Mon May 25 11:56:24 1998 Jeff Law (law@cygnus.com) 11470 11471 * version.c: Bump for snapshot. 11472 11473Mon May 25 14:00:13 1998 Dave Brolley <brolley@cygnus.com> 11474 11475 * cpperror.c (v_cpp_message): Remove static prototype. 11476 * cpplib.c (v_cpp_message): Move prototype to cpplib.h. 11477 * cpplib.h (v_cpp_message): Add protoptype. 11478 (stdarg.h,varargs.h): Needed for v_cpp_message prototype. 11479 11480Sun May 24 20:36:15 1998 Jeff Law (law@cygnus.com) 11481 11482 * version.c: Bump for snapshot. 11483 11484Sun May 24 02:08:57 1998 Jeff Law (law@cygnus.com) 11485 11486 * version.c: Bump for snapshot. 11487 114881998-05-24 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 11489 11490 * m68k.h: Declare more functions used in macros. 11491 (REG_CLASS_CONTENTS): Completely embrace initializer. 11492 * m68k.md (adddi3, subdi3): Add abort call to avoid warning 11493 about returning no value. 11494 * cse.c (find_best_addr): Declare p and found_better only if 11495 needed. 11496 * dbxout.c (dbxout_continue): Define only if DBX_CONTIN_LENGTH > 0. 11497 * dwarfout.c (string_length_attribute): #if 0 away. 11498 * function.c (expand_function_end): Define varible blktramp only 11499 if needed. 11500 * jump.c (find_insert_position): Define only if !HAVE_cc0. 11501 * loop.c (combine_givs_p): Define variable tem only if needed. 11502 * real.c: Comment out unused functions eabs, eround, 11503 e{24,53,64,113}toasc and eiinfin. 11504 11505Sat May 23 23:44:53 1998 Alexandre Oliva <oliva@dcc.unicamp.br> 11506 11507 * Makefile.in (boostrap2-lean, bootstrap3-lean, 11508 bootstrap4-lean): New targets. 11509 11510Sat May 23 23:35:14 1998 Jeffrey A Law (law@cygnus.com) 11511 11512 * warn_summary, test_summary: Moved into the contrib directory. 11513 115141998-05-23 Manfred Hollstein <manfred@s-direktnet.de> 11515 11516 * Makefile.in (ENQUIRE_CFLAGS, ENQUIRE_LDFLAGS): Move down to the end 11517 of the Makefile. 11518 (FLOAT_H_TEST): Likewise. 11519 (ENQUIRE): Likewise. 11520 (float.h-nat): Likewise. 11521 (float.h-cross): Likewise. 11522 (enquire): Likewise. 11523 (enquire.o): Likewise. 11524 (stmp-int-hdrs): Fix comment about enquire; depend upon gfloat.h. 11525 (stmp-headers): Move actions to stmp-int-hdrs, retaining only a 11526 no-op. 11527 (FLOAT_H): Remove old float.h-nat version; move current definition 11528 to CROSS_FLOAT_H location. 11529 (all.cross): Remove comments about enquire stuff. 11530 11531 * Makefile.in (all.cross): Swap $(LIBGCC) and $(STMP_FIXPROTO). 11532 (rest.encap): Likewise. 11533 (libgcc2.ready): Depend upon $(STMP_FIXPROTO) 11534 11535 * toplev.h (tree_node): Provide global declaration to avoid 11536 `limited scope' warnings. 11537 11538Sat May 23 23:23:35 1998 Robert Lipe <robertl@dgii.com> 11539 11540 * test_summary: Display section breaks for each entry 11541 in a multilibbed target's output. 11542 115431998-05-23 Richard Henderson <rth@cygnus.com> 11544 11545 * expr.c (expand_expr): For {BITFIELD,COMPONENT,ARRAY}_REF, if the 11546 offset's mode is not ptr_mode, convert it. 11547 115481998-05-22 Jason Merrill <jason@yorick.cygnus.com> 11549 11550 * fold-const.c (ssize_binop): New fn. 11551 * tree.h: Declare it. 11552 11553Fri May 22 03:42:05 1998 Richard Earnshaw (rearnsha@arm.com) 11554 11555 * genextract.c (print_path): Handle zero-length path as a special 11556 case. 11557 11558Fri May 22 01:38:07 1998 Hans-Peter Nilsson <hp@axis.se> 11559 11560 * cplus-dem.c (MBUF_SIZE): Bumped from 512 to 32767. 11561 11562Fri May 22 00:57:00 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de> 11563 11564 * final.c (JUMP_TABLES_IN_TEXT_SECTION): Provide a default value. 11565 (shorten_branches, final_scan_insn): Test value of 11566 JUMP_TABLES_IN_TEXT_SECTION instead of just testing whether it 11567 is defined. 11568 * tm.texi (JUMP_TABLES_IN_TEXT_SECTION): Corresponding changes. 11569 * arm/coff.h: Define JUMP_TABLES_IN_TEXT_SECTION to 1. 11570 * arm/tcoff.h: Likewise. 11571 * i386/386bsd.h: Likewise. 11572 * i386/freebsd-elf.h: Likewise. 11573 * i386/freebsd.h: Likewise. 11574 * i386/netbsd.h: Likewise. 11575 * i386/ptx4-i.h: Likewise. 11576 * i386/sysv4.h: Likewise. 11577 * pa/pa.h: Likewise. 11578 * rs6000/linux.h: Likewise. 11579 * rs6000/rs6000.h: Likewise. 11580 * sh/sh.h: Likewise. 11581 * sparc/sp64-elf.h: Likewise. 11582 * v850/v850.h: Likewise. 11583 * rs6000/sysv4.h: Define JUMP_TABLES_IN_TEXT_SECTION to 0. 11584 * i386/linux.h: Define JUMP_TABLES_IN_TEXT_SECTION to (flag_pic). 11585 11586Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 11587 11588 * regmove.c (gen_add3_insn): New function. 11589 (fixup_match_2): Use it instead of calling gen_addsi3. 11590 11591Thu May 21 23:09:50 1998 Jeffrey A Law (law@cygnus.com) 11592 11593 * Makefile.in (gencheck): Depend on HOST_LIBDEPS. 11594 11595 * alias.c (rtx_equal_for_memref_p): Handle SCRATCH as a memory 11596 address. 11597 11598Thu May 21 20:18:13 1998 Martin von Loewis <loewis@informatik.hu-berlin.de> 11599 11600 * Makefile.in (TREE_H): Add tree-check.h. 11601 (tree-check.h, gencheck): New targets. 11602 * gencheck.c: New file. 11603 * tree.c (tree_check, tree_class_check): New functions. 11604 * tree.h (TREE_CHECK, TREE_CLASS_CHECK): Define. 11605 (TYPE_CHECK, DECL_CHECK): Define. 11606 Modify all access macros to use generated checking macros. 11607 11608Wed May 20 23:44:28 1998 John Wehle (john@feith.com) 11609 11610 * acconfig.h (HAVE_GAS_MAX_SKIP_P2ALIGN): New tag. 11611 * configure.in: Check for it. 11612 * i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Use it. 11613 * final.c (uid_align, uid_shuid, label_align): Make static. 11614 (label_align): Change type to struct label_alignment pointer. 11615 (LABEL_TO_ALIGNMENT, shorten_branches): Update due to type change. 11616 (LABEL_TO_MAX_SKIP): Define. 11617 (LABEL_ALIGN_MAX_SKIP, LOOP_ALIGN_MAX_SKIP, 11618 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Provide defaults. 11619 (shorten_branches): Record the maximum bytes to skip when 11620 aligning a label. 11621 (final_scan_insn): Use the maximum bytes to skip when aligning a label 11622 if ASM_OUTPUT_MAX_SKIP_ALIGN is available. 11623 * i386.h (LOOP_ALIGN_MAX_SKIP, 11624 LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Define. 11625 * i386.c (override_options): i386_align_jumps and i386_align_loops 11626 default to 4 if ASM_OUTPUT_MAX_SKIP_ALIGN is available. 11627 * invoke.texi: Document new i386 align-loops and align-jumps behavior. 11628 116291998-05-21 Mark Mitchell <mmitchell@usa.net> 11630 11631 * cplus-dem.c (do_type): Handle volatile qualification. 11632 11633Thu May 21 12:23:17 1998 Per Bothner <bothner@cygnus.com> 11634 11635 * function.c (init_function_start): Don't call emit_line_note if 11636 lineno is 0. (Can happen when compiling Java .class files.) 11637 11638Thu May 21 19:50:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 11639 11640 * reload1.c (reload_reg_free_for_value_p): Fix RELOAD_FOR_INPUT 11641 end of lifetime and RELOAD_FOR_OUTPUT start of lifetime. 11642 11643Thu May 21 19:32:27 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 11644 11645 * combine.c (nonzero_bits): For paradoxical subregs, take 11646 LOAD_EXTENDED_OP into account. 11647 11648Thu May 21 11:51:15 1998 Dave Brolley <brolley@cygnus.com> 11649 11650 * configure.in (extra_c_objs): Add prefix.o. 11651 (extra_cxx_objs): Extra objects for C++ with cpplib. 11652 * configure: Regenerate. 11653 11654 * c-tree.h (get_directive_line): Different prototype for cpplib. 11655 (GET_DIRECTIVE_LINE): Macro wrapper for get_directive_line. 11656 11657 * c-lex.h (get_directive_line): Not needed here for cpplib. 11658 11659 * c-lex.c (yy_cur,yy_lim,yy_get_token): Move to c-common.c. 11660 (GET_DIRECTIVE_LINE): Move to c-common.c and rename to get_directive_line. 11661 11662 * c-common.c (parse_in,parse_options,cpp_token): Declare for cpplib. 11663 (yy_cur,yy_lim,yy_get_token,get_directive,line): Moved here from c-lex.c 11664 11665Thu May 21 09:04:42 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 11666 11667 * gengenrtl.c (type_from_format, accessor_from_format): Change 11668 type of parameter `c' from `char' to `int'. 11669 11670Wed May 20 22:28:34 1998 Jeffrey A Law (law@cygnus.com) 11671 11672 * warn_summary, test_summary: New scripts from 11673 Kaveh Ghazi and Alexandre Oliva respectively. 11674 11675 * gcse.c (current_function_calls_longjmp): Declare. 11676 116771998-05-20 Jason Merrill <jason@yorick.cygnus.com> 11678 11679 * dwarf2out.c (base_type_die): Use int_size_in_bytes. 11680 11681Wed May 20 01:11:02 1998 Doug Evans (devans@cygnus.com) 11682 Jeff Law (law@cygnus.com) 11683 11684 * Global CSE and constant/copy propagation. 11685 * Makefile.in (OBJS): Add gcse.o. 11686 (STAGESTUFF): Add *.gcse. 11687 (gcse.o): Add dependencies. 11688 (mostlyclean): Remove *.gcse and */*.gcse. 11689 * gcse.c: New file. 11690 * loop.c (loop_optimize): Move call to init_alias_analysis. 11691 * recog.c (validate_replace_src): New function. 11692 * toplev.c (gcse_dump): New global variable. 11693 (flag_gcse, gcse_time): Likewise. 11694 (compile_file): Initialize gcse_time and clean out the gcse dump 11695 file if necessary. 11696 (rest_of_compilation): Call gcse_main as requested. Dump RTL 11697 after gcse if requested. 11698 (main): Enable gcse for -O2 and above. Handle -dG. Enable gcse 11699 dumps for -da. 11700 * gcc.texi: Add gcse related internal documentation. 11701 * invoke.texi: Note new command line options for gcse. 11702 * tm.texi: Document AVOID_CCMODE_COPIES. 11703 * mips.h (AVOID_CCMODE_COPIES): Define. 11704 11705Tue May 19 22:31:20 1998 Jeffrey A Law (law@cygnus.com) 11706 11707 * Makefile.in (deduced.h): Only run scan-types if $(SYSTEM_HEADER_DIR) 11708 exists. 11709 (stmp-fixproto): Simlarly for running fixproto. 11710 * cross-make (SYSTEM_HEADER_DIR): Now $(tooldir)/sys-include. 11711 11712Tue May 19 19:08:52 1998 Jim Wilson <wilson@cygnus.com> 11713 11714 * config/mips/mips.c (double_memory_operand): Accept any MEM during 11715 reload when TARGET_64BIT. 11716 11717Tue May 19 18:21:25 1998 Jim Wilson <wilson@cygnus.com> 11718 11719 Finish incomplete change started by Kenner. 11720 * configure.in (*-*-linux-gnu*): Delete NO_STAB_H from xm_defines. 11721 (powerpcle-*-cygwin32): Delete xm_defines. 11722 * final.c, mips-tfile.c, xcoffout.c, config/mips/mips.c: Use 11723 HAVE_STAB_H instead of NO_STAB_H. 11724 * config/xm-linux.h (NO_STAB_H): Delete. 11725 (HAVE_STAB_H): Undefine. 11726 * config/i386/xm-go32.h (NO_STAB_H): Delete. 11727 117281998-05-19 Jim Wilson <wilson@cygnus.com> 11729 11730 * dwarfout.c (dwarfout_file_scope_decl, case TYPE_DECL): Ignore 11731 LANG_TYPE trees with DECL_SOURCE_LINE of 0. 11732 11733Tue May 19 15:07:54 1998 Todd Vierling <tv@netbsd.org> 11734 11735 * arm/netbsd.h: Ensure DWARF2_UNWIND_INFO is undefined. 11736 11737Tue May 19 17:19:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 11738 11739 * reload1.c (reload_reg_free_for_value_p): New function. 11740 (allocate_reload_reg, choose_reload_regs): Use it. 11741 11742Tue May 19 11:51:00 1998 Andrew MacLeod (amacleod@cygnus.com) 11743 11744 * except.c (expand_start_catch): Correct logic for when to 11745 generate a new handler label, and when to use the old one. 11746 11747Tue May 19 11:08:52 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 11748 11749 * Makefile.in (print-rtl.o): Depend on bitmap.h. 11750 (dbxout.o): Depend on toplev.h. 11751 ($(SCHED_PREFIX)sched.o): Likewise. 11752 ($(out_object_file)): Likewise for system.h and toplev.h. 11753 (cppmain.o): Depend on gansidecl.h. 11754 (cpplib.o): Likewise. 11755 (cpperror.o): Likewise. 11756 (cppexp.o): Likewise. 11757 (cpphash.o): Likewise. 11758 (cppalloc.o): Likewise. 11759 (fix-header.o): Depend on cpplib.h and cpphash.h. 11760 (scan-decls.o): Depend on gansidecl.h. 11761 11762 * basic-block.h (free_regset_vector): Add prototype. 11763 11764 * cccp.c (check_precompiled): Mark parameter `fname' with 11765 ATTRIBUTE_UNUSED. 11766 (do_assert): Likewise for `op' and `keyword'. 11767 (do_unassert): Likewise. 11768 (do_line): Likewise for `keyword'. 11769 (do_error): Likewise for `op' and `keyword'. 11770 (do_warning): Likewise. 11771 (do_ident): Likewise for `keyword'. 11772 (do_pragma): Likewise for `limit', `op' and `keyword'. 11773 (do_sccs): Likewise. 11774 (do_if): Likewise for `keyword'. 11775 (do_elif): Likewise. 11776 (do_else): Likewise. 11777 (do_endif): Likewise. 11778 11779 * collect2.c (getenv): Remove redundant prototype. 11780 (collect_exit, collect_execute, dump_file): Likewise. 11781 (dump_list): Wrap prototype and definition in COLLECT_EXPORT_LIST. 11782 (dump_prefix_list): Hide prototype and definition. 11783 11784 * sparc.c: Include toplev.h. 11785 (intreg_operand): Mark parameter `mode' with ATTRIBUTE_UNUSED. 11786 (symbolic_memory_operand): Likewise. 11787 (sp64_medium_pic_operand): Likewise. 11788 (data_segment_operand): Likewise. 11789 (text_segment_operand): Likewise. 11790 (splittable_symbolic_memory_operand): Likewise. 11791 (splittable_immediate_memory_operand): Likewise. 11792 (eq_or_neq): Likewise. 11793 (normal_comp_operator): Likewise. 11794 (noov_compare_op): Likewise. 11795 (v9_regcmp_op): Likewise. 11796 (v8plus_regcmp_op): Likewise. 11797 (extend_op): Likewise. 11798 (cc_arithop): Likewise. 11799 (cc_arithopn): Likewise. 11800 (small_int): Likewise. 11801 (uns_small_int): Likewise. 11802 (clobbered_register): Likewise. 11803 (legitimize_pic_address): Likewise. 11804 (delay_operand): Likewise. 11805 (sparc_builtin_saveregs): Remove unused variable `stdarg'. 11806 11807 * sparc.h (order_regs_for_local_alloc, eligible_for_return_delay, 11808 sparc_issue_rate, v8plus_regcmp_p): Add prototypes. 11809 11810 * sparc.md (cmpdi_v8plus): Add abort for default case in switch. 11811 11812 * cppalloc.c: Include gansidecl.h. 11813 11814 * cpperror.c: Include stdarg.h/varargs.h and gansidecl.h. 11815 (cpp_file_line_for_message): Mark parameter `pfile' with 11816 ATTRIBUTE_UNUSED. 11817 (v_cpp_message): New function. 11818 (cpp_message): Use it. Also convert to variable arguments. 11819 (cpp_fatal): Likewise. 11820 (cpp_pfatal_with_name): Constify parameter `name'. 11821 11822 * cppexp.c: Move gansidecl.h before cpplib.h. 11823 * cpphash.c: Likewise. 11824 * cpphash.h (hashf, delete_macro): Add prototypes. 11825 11826 * cpplib.c: Include stdarg.h/varargs.h and move gansidecl.h before 11827 cpplib.h. Don't include errno.h. 11828 (update_path): Add arguments to prototype. 11829 (cpp_fatal, cpp_file_line_for_message, cpp_message, delete_macro, 11830 cpp_print_containing_files): Remove redundant prototypes. 11831 (cpp_hash_cleanup, add_import, append_include_chain, 11832 make_assertion, path_include, initialize_builtins, 11833 initialize_char_syntax, finclude, validate_else, comp_def_part, 11834 lookup_import, redundant_include_p, is_system_include, 11835 read_name_map, read_filename_string, open_include_file, 11836 check_macro_name, compare_defs, compare_token_lists, 11837 eval_if_expression, change_newlines): Add prototype arguments. 11838 (hashf): Remove redundant prototype. 11839 (read_token_list, free_token_list, safe_read, xcalloc, savestring, 11840 conditional_skip, skip_if_group): Add prototype arguments. 11841 (fdopen): Remove redundant prototype. 11842 (do_define, do_line, do_include, do_undef, do_error, do_pragma, 11843 do_ident, do_if, do_xifdef, do_else, do_elif, do_endif, do_sccs, 11844 do_once, do_assert, do_unassert, do_warning): Add prototype arguments. 11845 (struct directive): Add prototype arguments to function pointer 11846 member `func'. 11847 (handle_directive): Add missing arguments to call to `do_line'. 11848 (do_include): Mark parameters `unused1' and `unused2' with 11849 ATTRIBUTE_UNUSED. 11850 (do_line): Likewise for `keyword' and new parameters `unused1' and 11851 `unused2'. 11852 (do_error): Likewise for `keyword'. 11853 (do_warning): Likewise. Also add missing argument `pfile' in call 11854 to cpp_pedwarn. 11855 (do_once): Mark parameter `keyword', `unused1' and `unused2' with 11856 ATTRIBUTE_UNUSED. 11857 (do_ident): Likewise for `keyword', `buf' and `limit'. 11858 (do_pragma): Likewise. Also add missing arguments in call to do_once. 11859 (do_sccs): Mark parameter `keyword', `buf' and `limit' with 11860 ATTRIBUTE_UNUSED. 11861 (do_if): Likewise for `keyword'. 11862 (do_elif): Likewise. 11863 (eval_if_expression): Likewise for `buf' and `length'. 11864 (do_xifdef): Likewise for `unused1' and `unused2'. 11865 (do_else): Likewise for `keyword', `buf' and `limit'. 11866 (do_endif): Likewise. 11867 (parse_name): Add missing argument `pfile' in call to cpp_pedwarn. 11868 (cpp_handle_options): Remove superfluous NULL argument in call to 11869 cpp_fatal. 11870 (cpp_handle_options): Likewise. 11871 (do_assert): Mark parameter `keyword', `buf' and `limit' with 11872 ATTRIBUTE_UNUSED. 11873 (do_unassert): Likewise. 11874 (cpp_print_file_and_line): Add missing argument `pfile' in call to 11875 cpp_file_line_for_message. 11876 (v_cpp_error): New function. 11877 (cpp_error): Use it. Also accept variable arguments. 11878 (v_cpp_warning): New function. 11879 (cpp_warning): Use it. Also accept variable arguments. 11880 (cpp_pedwarn): Accept variable arguments. 11881 (v_cpp_error_with_line): New function. 11882 (cpp_error_with_line): Use it. Accept variable arguments. 11883 (v_cpp_warning_with_line): New function. 11884 (cpp_warning_with_line): Use it. Accept variable arguments. Hide 11885 definition. 11886 (cpp_pedwarn_with_line): Accept variable arguments. 11887 (cpp_pedwarn_with_file_and_line): Likewise. 11888 (cpp_error_from_errno): Constify parameter `name'. Add missing 11889 argument `pfile' in call to cpp_file_line_for_message. 11890 (cpp_perror_with_name): Constify parameter `name'. 11891 11892 * cpplib.h: Define PARAMS() in terms of PROTO(). 11893 (fatal): Remove redundant prototype. 11894 (cpp_error, cpp_warning, cpp_pedwarn, cpp_error_with_line, 11895 cpp_pedwarn_with_line, cpp_pedwarn_with_file_and_line, 11896 cpp_error_from_errno, cpp_perror_with_name, cpp_pfatal_with_name, 11897 cpp_fatal, cpp_message, cpp_pfatal_with_name, 11898 cpp_file_line_for_message, cpp_print_containing_files): Add 11899 arguments to prototypes. 11900 (scan_decls, cpp_finish): Add prototypes. 11901 11902 * cppmain.c: Include gansidecl.h. 11903 (main): Remove unused variable `i'. 11904 11905 * dbxout.c: Include toplev.h. 11906 11907 * demangle.h (do_tlink, collect_execute, collect_exit, 11908 collect_wait, dump_file, file_exists): Add prototype. 11909 11910 * dwarf2out.c (dwarf_type_encoding_name, decl_start_label): Hide 11911 prototype and definition. 11912 (gen_unspecified_parameters_die): Don't assign results of call to 11913 function new_die() to unused variable `parm_die'. 11914 (dwarf2out_line): Mark parameter `filename' with ATTRIBUTE_UNUSED. 11915 (dwarf2out_define): Likewise for `lineno' and `buffer'. 11916 11917 * dwarfout.c (output_unsigned_leb128, output_signed_leb128): Hide 11918 prototype and definition. 11919 (output_die): Add prototype arguments to function pointer arg. 11920 (output_unspecified_parameters_die): Mark parameter `arg' with 11921 ATTRIBUTE_UNUSED. 11922 11923 * except.c (output_exception_table_entry): Remove unused variable 11924 `eh_entry'. 11925 11926 * except.h (expand_fixup_region_start, expand_fixup_region_end): 11927 Add prototypes. 11928 11929 * expr.c (do_jump_by_parts_equality_rtx): Remove prototype. 11930 11931 * expr.h (do_jump_by_parts_equality_rtx): Add prototype. 11932 11933 * fix-header.c: Include stdarg.h/varargs.h, move gansidecl.h 11934 before cpplib.h, include cpphash.h, remove redundant prototype of 11935 cpp_fatal, don't define `const', add a prototype for `fatal'. 11936 (cpp_file_line_for_message): Add missing arguments `pfile'. 11937 (v_cpp_message): New function. 11938 (cpp_message): Use it. 11939 (v_fatal): New function. 11940 (fatal, cpp_fatal): Use it. 11941 (cpp_pfatal_with_name): Constify parameter `name'. 11942 11943 * flow.c (free_regset_vector): Remove redundant prototype. 11944 11945 * function.c (round_down): Wrap prototype and definition with 11946 macro ARGS_GROW_DOWNWARD. 11947 (record_insns): Wrap prototype and definition with 11948 defined (HAVE_prologue) || defined (HAVE_epilogue). 11949 11950 * gansidecl.h (ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5): New macros. 11951 11952 * gen-protos.c: Include gansidecl.h. 11953 (hashf): Don't make it static, constify parameter `name'. 11954 11955 * genattrtab.c (check_attr_test): Change XEXP() to XSTR() to match 11956 specifier %s in calls to function `fatal'. 11957 11958 * haifa-sched.c: Include toplev.h. 11959 (find_rgns): Remove unused variable `j'. 11960 11961 * integrate.c (note_modified_parmregs): Mark parameter `x' with 11962 ATTRIBUTE_UNUSED. 11963 (mark_stores): Likewise. 11964 11965 * jump.c (mark_modified_reg): Likewise. 11966 11967 * output.h (insn_current_reference_address): Add prototype. 11968 (eh_frame_section): Likewise. 11969 11970 * print-rtl.c: Include bitmap.h. 11971 11972 * reload1.c (reload): Wrap variables `note' and `next' in macro 11973 PRESERVE_DEATH_INFO_REGNO_P. 11974 (forget_old_reloads_1): Mark parameter `ignored' with 11975 ATTRIBUTE_UNUSED. 11976 (choose_reload_regs): Remove unused variable `in'. 11977 (reload_cse_invalidate_mem): Mark parameter `ignore' with 11978 ATTRIBUTE_UNUSED. 11979 (reload_cse_check_clobber): Likewise. 11980 11981 * rtl.h (expand_null_return, reg_classes_intersect_p): Add prototype. 11982 (mark_elimination): Fix typo in prototype. 11983 11984 * scan-decls.c: Include gansidecl.h. 11985 11986 * tree.h (using_eh_for_cleanups, supports_one_only): Add prototype. 11987 11988Mon May 18 22:37:33 1998 Jeffrey A Law (law@cygnus.com) 11989 11990 * function.c (identify_blocks): Fix thinko when setting the 11991 block number for NOTE_INSN_BLOCK_END. 11992 11993Mon May 18 15:30:42 1998 Nick Clifton <nickc@cygnus.com> 11994 11995 * config/v850/lib1funcs.asm: Add .text pseudo op to start of 11996 ___udivsi3. 11997 11998 * config/v850/lib1funcs.asm: Fix .size pseudo ops to use three 11999 underscores for the prefixes to the names of the maths functions. 12000 12001 * dbxout.c (dbxout_parms): Revert to using DECL_ARG_TYPE. Add 12002 comment explaining why. 12003 12004Mon May 18 13:20:23 1998 Richard Henderson <rth@cygnus.com> 12005 12006 * tree.h (TYPE_SIZE_UNIT): New. 12007 (struct tree_type): Add size_unit member. 12008 * stor-layout.c (layout_type): Initialize it. 12009 * expr.c (get_inner_reference) [ARRAY_REF]: Use it. 12010 * tree.c (size_in_bytes, int_size_in_bytes): Likewise. 12011 12012Mon May 18 12:07:37 1998 Richard Earnshaw (rearnsha@arm.com) 12013 12014 * stor-layout.c (layout_record): Fix off-by-one error when checking 12015 length of the TYPE_BINFO vector. 12016 12017Mon May 18 10:59:23 1998 Nick Clifton <nickc@cygnus.com> 12018 12019 * dbxout.c (dbxout_parms): Use TREE_ARG to compute the type of a 12020 function parameter passed in memory. 12021 12022Mon May 18 09:02:09 1998 Robert Lipe <robertl@dgii.com> 12023 12024 * dwarfout.h, dwarf2out.h, dbxout.h, sdbout.h: New files. 12025 Prototypes for externally used functions in respective C files. 12026 * dwarfout.c, dbxout.c, dwarf2out.c, sdbout.c, toplev,c, 12027 final.c: Include above files. 12028 * Makefile.in (toplev.o): Add dependency for above four headers. 12029 (final.o): Likewise. 12030 (dwarfout.o, dbxout.o, dwarf2out.o, sdbout.o): Depend on four 12031 respective header files. 12032 12033Mon May 18 01:23:33 1998 Jeffrey A Law (law@cygnus.com) 12034 12035 * Makefile.in (TARGET_TOOLPREFIX): No longer define. 12036 (AR_FOR_TARGET, RANLIB_FOR_TARGET): Define to use versions in 12037 the build tree if they exist. 12038 (AR, AR_FLAGS, OLDAR, OLDAR_FLAGS, RANLIB, RANLIB_TEST): Update 12039 appropriately. 12040 (objdir): Let configure substitute value. 12041 (FLOAT_H): Let configure select a pre-built version from the 12042 config subdir. 12043 * build-make (INSTALL_TARGET, ALL): Disable, no longer needed. 12044 * configure.in: Substitute for objdir. 12045 12046 * Makefile.in (build_canonical, host_canonical): Let configure 12047 substitute values for these variables. 12048 * configure.in: Substitute for build_canonical, host_canonical 12049 and target_subdir in generated Makefile. 12050 12051 * output.h (find_basic_blocks): Declare. 12052 (free_basic_block_vars, set_block_num, life_analysis): Likewise. 12053 12054 * Makefile.in (BISON): Use bison from the build tree if it exists. 12055 (FLEX): Similarly. 12056 12057Mon May 18 00:08:19 1998 Nick Clifton <nickc@cygnus.com> 12058 12059 * gcc.c (SWITCH_CURTAILS_COMPILATION): Definition. 12060 (DEFAULT_SWITCH_CURTAILS_COMPILATION): True for options -S and -c. 12061 (process_command): If HAVE_EXECUTABLE_SUFFIX is defined then scan 12062 command line arguments to see if an executable is not being 12063 created, and if so - do not append the suffix. 12064 12065 * tm.texi (SWITCH_CURTAILS_COMPILATION): Add description of new 12066 driver macro. 12067 12068Sun May 17 23:59:45 1998 John Wehle (john@feith.com) 12069 12070 * i386.h (ALIGN_DFmode): Delete. 12071 (CONSTANT_ALIGNMENT): Define. 12072 * varasm.c (force_const_mem): Use it. 12073 12074Sun May 17 19:31:05 1998 Richard Henderson <rth@cygnus.com> 12075 12076 * alpha.c (alpha_emit_conditional_branch): Clear cmp_code after 12077 using it with swap_condition, not before. 12078 12079Sun May 17 13:44:32 1998 Jim Wilson <wilson@cygnus.com> 12080 12081 * alias.c (mode_alias_check): Delete. 12082 (true_dependence, anti_dependence, output_dependence): Revert April 21 12083 change. 12084 12085Sun May 17 08:45:21 1998 Krister Walfridsson <cato@df.lth.se> 12086 12087 * toplev.c (output_lang_identify): Enable prototype and definition. 12088 12089Sun May 17 01:12:27 1998 Jeff Law (law@cygnus.com) 12090 12091 * version.c: Bump for snapshot. 12092 12093Sat May 16 23:20:32 1998 Richard Henderson <rth@cygnus.com> 12094 12095 * alpha/osf.h (HAVE_STAMP_H): Define. 12096 * alpha.c: Use it. 12097 * alpha/netbsd.h, alpha/netbsd-elf.h: New files. 12098 * configure.in (alpha*-*-netbsd*): New. 12099 Based on patches from Paul H. Anderson <pha@pdq.com>. 12100 12101 * configure.in (alpha*-*-linux-*): Kill xm_defines. 12102 (alpha*-*-linux-gnulibc1*) [fixincludes]: Define. 12103 * alpha/xm-linux.h: Remove file. 12104 12105Sat May 16 18:32:45 1998 Doug Evans <devans@canuck.cygnus.com> 12106 12107 * dbxout.c (dbxout_parms): If mode of type of parameter living 12108 in memory doesn't match mode of DECL_RTL, make big endian correction. 12109 12110Fri May 15 21:40:06 1998 John Wehle (john@feith.com) 12111 12112 * i386.md (movdi-1, movdi): Rewrite based on SI move patterns. 12113 12114Fri May 15 18:55:22 1998 Jason Merrill <jason@yorick.cygnus.com> 12115 12116 * tree.h (BINFO_SIZE, TYPE_BINFO_SIZE): New macros. 12117 * stor-layout.c (layout_record): Set it. 12118 12119Fri May 15 18:49:30 1998 Mark Mitchell <mmitchell@usa.net> 12120 12121 * toplev.c (rest_of_compilation): Don't defer nested functions. 12122 12123Fri May 15 17:42:52 1998 Bob Manson <manson@charmed.cygnus.com> 12124 12125 * config/rs6000/rs6000.c (rs6000_stack_info): Align the stack bottom 12126 to an 8-byte boundary if info_ptr->fpmem_p. 12127 12128Fri May 15 17:36:11 1998 Bill Moyer <ttk@cygnus.com> 12129 12130 * loop.c (basic_induction_var): Added test preventing 12131 CCmode parameter passed to convert_modes(). 12132 12133Fri May 15 17:26:18 1998 Alexandre Petit-Bianco <apbianco@cygnus.com> 12134 12135 * expr.c (expand_expr, case EXPR_WITH_FILE_LOCATION): Save/restore 12136 input_filename and lineno around expand_expr call. Set them to values 12137 in WFL before expand_expr call. 12138 12139Fri May 15 12:44:57 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com> 12140 12141 * stor-layout.c (set_sizetype): Set TYPE_NAME on bitsizetype. 12142 12143Fri May 15 07:20:03 1998 Mark Mitchell <mmitchell@usa.net> 12144 12145 * fold-const.c (constant_boolean_node): New function. 12146 (fold): Use it. 12147 12148Fri May 15 11:21:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 12149 12150 * sh.c (gen_shl_and): Don't sign extend constant for kind two. 12151 Abort if trying to split kind 3 or 4 outside of combine. 12152 12153Fri May 15 01:47:37 1998 Jeffrey A Law (law@cygnus.com) 12154 12155 * mips.c (print_operand, case 'x'): Use HOST_WIDE_INT_PRINT_HEX. 12156 12157Fri May 15 01:42:45 1998 Mumit Khan <khan@xraylith.wisc.edu> 12158 12159 * objc/Make-lang.in (OBJC_O): Add missing exeext. 12160 (libobjc.a, runtime-info.h): Likewise. 12161 12162Fri May 15 01:29:39 1998 John Wehle (john@feith.com) 12163 12164 * i386.h (DATA_ALIGNMENT): Define. 12165 12166Fri May 15 05:35:37 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 12167 12168 * reload1.c (delete_output_reload): Ignore single USE that 12169 was emitted for the pseudo use of this INSN. 12170 If the no reference to REG between OUTPUT_RELOAD_INSN and INSN 12171 remains, we can always delete OUTPUT_RELOAD_INSN. 12172 12173Thu May 14 18:38:50 1998 Jim Wilson <wilson@cygnus.com> 12174 12175 * reload.c (find_reloads): Don't penalize SCRATCH output reload. 12176 12177Thu May 14 15:10:30 1998 Jeffrey A Law (law@cygnus.com) 12178 12179 * Makefile.in (expr.o): Remove dependency on deleted modemap.def file. 12180 12181Thu May 14 16:30:47 1998 Andrew MacLeod <amacleod@cygnus.com> 12182 12183 * eh-common.h: New file for basic EH data structures. 12184 * except.h: Various prototypes and structures for NEW_EH_MODEL. 12185 * function.h (struct function): Add a struct eh_stack for the catch 12186 clause stack. 12187 * except.c (gen_exception_label): New function to generate an 12188 exception label. 12189 (push_eh_entry): Use gen_exception_label() and init 'label_used' field. 12190 (push_entry): New function to push an existing entry onto a stack. 12191 (receive_exception_label): New function to emit the code required 12192 at the start of all catch blocks. 12193 (struct func_eh_entry): New structure for maintaining handlers 12194 associated with EH regions. 12195 (new_eh_region_entry): New function to register an EH region. 12196 (add_new_handler): New function to register a handler with a region. 12197 (get_new_handler): Creates anew handler entry for registering. 12198 (find_func_region): New function to convert a NOTE eh region number 12199 to an Eh region index. 12200 (get_first_handler): New function to get the first handler in a region. 12201 (clear_function_eh_region): New function to release memory. 12202 (duplicate_handlers): New function to duplicate a list of handlers. 12203 (expand_eh_region_end): Create a new region entry node as well. 12204 (expand_leftover_cleanups): Call receive_exception_label() and 12205 register the cleanup as a handler to the current region. 12206 (expand_start_catch): New function to start a catch clause. 12207 (expand_end_catch): New function to end a catch clause. 12208 (expand_start_all_catch): Restructure to not do the equivalent of 12209 what expand_start_catch() does now. Push the exception region being 12210 handled onto the catch stack. 12211 (output_exception_table_entry): Issue an entry for each handler 12212 associated with a region. 12213 (set_exception_lang_code): New function for setting the language code. 12214 (set_exception_version_code): New function to set the version number. 12215 (output_exception_table): Output version and language codes. 12216 (find_exception_handler_labels): Find handler labels using new scheme. 12217 (is_exception_handler_label): New function, returns 1 if label is 12218 present as a handler in some exception region. 12219 (check_exception_handler_labels): Use the new scheme. 12220 (init_eh_for_function): Initialize the catch stack. 12221 (save_eh_status): Save the catch stack. 12222 (restore_eh_status): Restore the catch stack. 12223 (scan_region): Don't remove unreferenced handler label. Flow does it. 12224 (get_reg_for_handler): New function to get the eh_context pointer 12225 passed by __throw. 12226 (expand_builtin_eh_stub): Changes required for NEW_EH_MODEL only. 12227 * final.c (final_scan_insn): With NEW_EH_MODEL, add EH table 12228 entry when processing END region rather that START region. 12229 * flow.c (find_basic_blocks_1): Find all potential handler regions 12230 now that we don't automatically know what the labels might be. 12231 Let scan_region() remove unreferenced EH BEGIN/END labels. 12232 * integrate.c (get_label_from_map): Put inlined labels onto the 12233 permanent obstack since we don't know which ones might be exception 12234 labels. 12235 (save_for_inline_copying): Make new copies of all the handlers. 12236 (expand_inline_function): Make new copies of all the handlers. 12237 * libgcc2.c: Remove local struct decls, and include eh-common.h. 12238 (find_exception_handler): With NEW_EH_MODEL the first matching 12239 region we find is the right one. Add eh_info as a new parameter. 12240 (__throw): Pass eh_info to find_exception_handler. Set handler 12241 and pass use different regs under NEW_EH_MODEL. 12242 12243Thu May 14 12:58:21 1998 Jim Wilson <wilson@cygnus.com> 12244 12245 * i960.h (hard_regno_mode_ok): Changed to function from array of 12246 unsigned. 12247 (HARD_REGNO_MODE_OK): Call function instead of testing bit. 12248 * i960.c (hard_regno_mode_ok): Changed to function from array of 12249 unsigned. 12250 12251Thu May 14 08:41:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 12252 12253 * reload.c (remove_replacements): New function. 12254 * reload.h (remove_replacements): Declare. 12255 * reload1.c (choose_reload_regs): Disable some reloads that 12256 belong to inherited reloads. 12257 12258Thu May 14 02:17:17 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 12259 12260 * loop.c (scan_loop): Don't call move_movables for optimize_size. 12261 12262 * reload1.c (merge_assigned_reloads): When merging, reset 12263 reload_spill_index for the eliminated reload. 12264 12265Wed May 13 17:51:13 1998 Jeffrey A Law (law@cygnus.com) 12266 12267 * haifa-sched.c (schedule_insns): Fix merge goof. 12268 122691998-05-13 Jim Wilson <wilson@cygnus.com> 12270 12271 * varasm.c (make_decl_rtl): Revert April 1 change. 12272 * alpha/alpha.h, alpha/win-nt.h, arm/arm.h, i386/unix.h, i960/i960.h, 12273 m68k/linux.h, pa/pa.h, sparc/sparc.h, vax/vax.h (ASM_OUTPUT_MI_THUNK): 12274 Get function name from the SYMBOL_REF in the DECL_RTL, not from 12275 DECL_ASSEMBLER_NAME. 12276 * i386/winnt.c (gen_stdcall_suffix): Comment for questionable use of 12277 DECL_ASSEMBLER_NAME. 12278 12279Wed May 13 13:09:19 1998 Jim Wilson <wilson@cygnus.com> 12280 12281 * i386.c (notice_update_cc, output_float_compare): Disable 12282 TARGET_CMOVE support. 12283 12284Wed May 13 15:28:59 1998 Michael Meissner <meissner@cygnus.com> 12285 Jeff Law <law@cygnus.com> 12286 12287 * rtlanal.c (find_reg_note): Ignore notes that are not on on 12288 insns of class 'i'. 12289 (find_regno_note): Likewise. 12290 12291 * Makefile.in (stor-layout.o): Depend on except.h. 12292 (varasm.o, function.o): Likewise. 12293 (expr.o): Depend on except.h, modemap.def and hard-reg-set.h. 12294 12295 * Makefile.in (HOST_RTL): Add $(HOST_PREFIX)bitmap.o. 12296 (rtl.o, emit-rtl.o): Add dependency on bitmap.h. 12297 ($(HOST_PREFIX_1)rtl.o): Likewise. 12298 ($(HOST_PREFIX_1)bitmap.o): New host object. 12299 * emit-rtl.c (toplevel): Include bitmap.h. 12300 (gen_rtx): Handle 't' and 'b' nodes. 12301 * print-rtl.c (print_rtx): Handle printing NOTE_INSN_LIVE notes. 12302 Print block number for block begin/end notes. Print 't' type 12303 nodes as a pointer. Know that the 3rd argument of live range 12304 start/stop notes is really a range_info rtx. If type is 'b', print 12305 out argument as a bitmap. 12306 * rtl.c: Include bitmap.c. 12307 (copy_rtx): Copy tree nodes as is. Copy bitmaps if type is 'b'. 12308 (note_insn_name): Add NOTE_INSN_RANGE_{START,END}, NOTE_INSN_LIVE. 12309 * rtl.def (RANGE_LIVE): New node to hold live information while we 12310 recalculate the basic blocks. 12311 (RANGE_REG, RANGE_INFO): New rtl types for live range splitting. 12312 (RANGE_VAR): New node, to hold information saved in symbol node for New 12313 communicating live range information to the debug output functions. 12314 * rtl.h (rtunion_def): Add rttree and rtbit fields. 12315 (XBITMAP, XTREE): New accessor macros. 12316 (NOTE_LIVE_INFO): Overload NOTE_SOURCE_FILE for NOTE_INSN_LIVE notes. 12317 (NOTE_RANGE_INFO): Similarly for NOTE_INSN_RANGE_{START,END} notes. 12318 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Define. 12319 (NOTE_INSN_RANGE_START, NOTE_INSN_RANGE_END, NOTE_INSN_LIVE): New notes. 12320 (RANGE_LIVE_{BITMAP,ORIG_BLOCK}): New accessor macros. 12321 (RANGE_REG_{SYMBOL,BLOCK}_NODE, RANGE_VAR_*): New accessor macros. 12322 (RANGE_INFO_*): Likewise. 12323 * sched.c (sched_analyze): Keep live range start/stop notes. 12324 (unlink_other_notes): Likewise. 12325 * haifa-sched.c (sched_analyze): Keep live range start/stop notes. 12326 (unlink_other_notes): Likewise. 12327 * tree.h (BLOCK_LIVE_RANGE_{START,END,VAR_FLAG}): New accessor macros. 12328 (BLOCK_LIVE_RANGE_FLAG): Likewise. 12329 (DECL_LIVE_RANGE_RTL): Likewise. 12330 (struct tree_block): Add live_range_flag, live_range_var_flag, 12331 live_range_start and live_range_end. 12332 (struct tree_decl): Add live_range_rtl field. 12333 * gengenrtl.c (type_from_format): Handle 'b' and 't'. 12334 (accessor_from_format): Likewise. 12335 12336 * haifa-sched.c (schedule_block): Make verbose output line up. 12337 Also add a blank line in printing the individual ready lists. 12338 12339Wed May 13 15:43:44 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 12340 12341 * Makefile.in (c-lang.o): Depend on c-tree.h, c-lex.h and toplev.h. 12342 (c-lex.o): Depend on output.h. 12343 (c-common.o): Likewise. 12344 (stmt.o): Likewise. 12345 (calls.o): Likewise. 12346 (integrate.o): Depend on toplev.h. 12347 (regclass.o): Depend on output.h. 12348 (final.o): Depend on reload.h. 12349 12350 * c-common.c: Include output.h. 12351 (check_format_info): Remove unused variable `integral_format'. 12352 12353 * c-decl.c (print_lang_decl): Mark parameters `file', `node' and 12354 `indent' with ATTRIBUTE_UNUSED. 12355 (print_lang_type): Likewise. 12356 (maybe_build_cleanup): Likewise for parameter `decl'. 12357 (copy_lang_decl): Likewise for parameter `node'. 12358 12359 * c-lang.c: Include c-tree.h, c-lex.h and toplev.h. 12360 (lang_print_xnode): Mark parameters `file', `node' and `indent' 12361 with ATTRIBUTE_UNUSED. 12362 (lookup_interface): Likewise for parameter `arg'. 12363 (is_class_name): Likewise. 12364 (maybe_objc_check_decl): Likewise for parameter `decl'. 12365 (maybe_objc_comptypes): Likewise for parameters `lhs', `rhs' and 12366 `reflexive'. 12367 (maybe_objc_method_name): Likewise for parameter `decl'. 12368 (build_objc_string): Likewise for parameters `len' and `str'. 12369 12370 * c-lex.c: Include output.h. 12371 12372 * c-lex.h (position_after_white_space): Correct typo in prototype. 12373 12374 * c-tree.h (finish_file, c_expand_start_cond, c_expand_start_else, 12375 c_expand_end_cond, init_iterators): Add prototypes. 12376 12377 * caller-save.c (set_reg_live): Mark parameters `reg' and `setter' 12378 with ATTRIBUTE_UNUSED. 12379 12380 * calls.c: Include output.h. 12381 12382 * cccp.c (pipe_closed): Mark parameter `signo' with 12383 ATTRIBUTE_UNUSED. 12384 12385 * combine.c: Move inclusion of expr.h to after insn-config.h. 12386 12387 * iris6.h (ASM_IDENTIFY_GCC, ASM_IDENTIFY_LANGUAGE): Don't define 12388 as empty, rather define as ((void)0). 12389 12390 * sparc.c (sparc_check_64): Add braces around ambiguous `else'. 12391 Add parentheses around assignment used as truth value. 12392 12393 * cplus-dem.c (squangle_mop_up): Change return type to void. 12394 (internal_cplus_demangle): Remove unused parameter `options'. 12395 All callers changed. 12396 (cplus_demangle_opname): Remove function wide variable `int i' and 12397 replace with `size_t i' at each location where it is used. 12398 (cplus_demangle_opname): Change type of `i' from int to size_t. 12399 12400 * cppexp.c (right_shift): Mark parameter `pfile' with 12401 ATTRIBUTE_UNUSED. 12402 12403 * cpphash.c (cpp_lookup): Likewise. 12404 (cpp_hash_cleanup): Likewise. 12405 12406 * cpplib.c (parse_name): Add a prototype and make it static. 12407 (null_underflow): Mark parameter `pfile' with ATTRIBUTE_UNUSED. 12408 (null_cleanup): Likewise for parameters `pbuf' and `pfile'. 12409 (macro_cleanup): Likewise for parameter `pfile'. 12410 (file_cleanup): Likewise. 12411 12412 * cpplib.h (cpp_reader_init, cpp_options_init, cpp_start_read, 12413 cpp_read_check_assertion, skip_rest_of_line): Add prototypes. 12414 12415 * crtstuff.c (force_to_data, __CTOR_LIST__, force_to_data, 12416 __DTOR_END__, __FRAME_END__): Mark with ATTRIBUTE_UNUSED. 12417 12418 * cse.c (cse_check_loop_start): Mark parameter `set' with 12419 ATTRIBUTE_UNUSED. 12420 12421 * dbxout.c (flag_minimal_debug, have_used_extensions, 12422 source_label_number): Move inside macro wrapper check against 12423 defined (DBX_DEBUGGING_INFO) || defined (XCOFF_DEBUGGING_INFO). 12424 12425 * dwarf2out.c (gen_entry_point_die): Hide prototype and definition. 12426 12427 * except.h (doing_eh): Provide prototype. 12428 12429 * expr.c: Move inclusion of expr.h to after insn-config.h. 12430 12431 * final.c: Include reload.h. 12432 (shorten_branches): Cast the first argument of bzero to char *. 12433 12434 * fix-header.c (cpp_print_containing_files): Mark parameter 12435 `pfile' with ATTRIBUTE_UNUSED. 12436 (cpp_fatal): Likewise. 12437 12438 * flow.c (find_basic_blocks_1): Cast the first argument of bzero 12439 to char *. 12440 12441 * genattrtab.c (make_length_attrs): Change the type of variable 12442 `i' from int to size_t. 12443 (zero_fn): Mark parameter `exp' with ATTRIBUTE_UNUSED. 12444 (one_fn): Likewise. 12445 12446 * genextract.c (main): When generating insn-extract.c, mark 12447 variable `junk' with ATTRIBUTE_UNUSED. 12448 12449 * gengenrtl.c (gencode): When generating genrtl.c, cast the first 12450 argument of bzero to char*. 12451 12452 * integrate.c: Include toplev.h. 12453 12454 * libgcc2.c: Wrap `struct exception_table' and 12455 `find_exception_handler' in macro DWARF2_UNWIND_INFO. 12456 12457 * objc/Make-lang.in (objc-act.o): Depend on toplev.h. 12458 12459 * objc/objc-act.c: Include toplev.h. 12460 (lang_print_xnode): Mark parameters `file', `node' and `indent' 12461 with ATTRIBUTE_UNUSED. 12462 (finish_protocol): Likewise for parameter `protocol'. 12463 12464 * output.h (declare_weak): Add prototype. 12465 (decode_reg_name): Don't wrap with TREE_CODE macro. 12466 (assemble_alias): Add prototype. 12467 12468 * regclass.c: Include output.h. 12469 12470 * reload.h (reloads_conflict): Add prototype. 12471 12472 * rtl.h (print_rtl_single, mark_elimination, reg_class_subset_p, 12473 output_func_start_profiler): Add prototypes. 12474 12475 * rtlanal.c (reg_set_p_1): Mark parameters `x' and `pat' with 12476 ATTRIBUTE_UNUSED. 12477 12478 * scan-decls.c: Include scan.h. 12479 12480 * scan.h (recognized_function, recognized_extern): Add prototypes. 12481 12482 * stmt.c: Include output.h. 12483 12484 * toplev.c (error_for_asm, warning_for_asm): Remove prototypes. 12485 (output_lang_identify): Hide prototype and definition. 12486 (float_signal): Mark parameter `signo' with ATTRIBUTE_UNUSED. 12487 (pipe_closed): Likewise. 12488 12489 * toplev.h (count_error, strip_off_ending, error_for_asm, 12490 warning_for_asm): Add prototypes. 12491 12492Wed May 13 12:54:19 1998 Michael Meissner <meissner@cygnus.com> 12493 12494 * toplev.c (rest_of_compilation): "Charge" final for any time 12495 doing various cleanup operations after finishing compilation 12496 of a function. 12497 12498 * flow.c (dump_flow_info): Also print number of sets and 12499 whether or not the pseudo is a user variable. 12500 12501 * flow.c (reg_n_max): New global variable. 12502 * regclass.c (allocate_reg_info): Keep reg_n_max up to date. 12503 Delete regno_max variable. 12504 * regs.h (REG_N_CHECK): Define. 12505 (REG_N_REFS, REG_N_SETS, REG_N_DEATHS): Use REG_N_CHECK. 12506 (REG_N_CHANGES_SIZE, REG_N_CALLS_CROSSED, REG_LIVE_LENGTH): Likewise. 12507 (REGNO_FIRST_UID, REGNO_LAST_UID, REGNO_LAST_NOTE_UID): Likewise. 12508 12509Wed May 13 12:54:19 1998 Martin von Loewis <martin@mira.isdn.cs.tu-berlin.de> 12510 12511 * acconfig.h (ENABLE_CHECKING): Undefine. 12512 * configure.in (--enable-checking): New option. 12513 12514Wed May 13 08:52:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 12515 12516 * reload1.c (merge_assigned_reloads): Can merge 12517 RELOAD_FOR_INPUT_ADDRESS and RELOAD_FOR_OTHER_ADDRESS even 12518 if RELOAD_FOR_INPUT with the same reload_reg_rtx is present. 12519 12520Tue May 12 20:05:57 1998 Jim Wilson <wilson@cygnus.com> 12521 12522 * collect2.c (main): Ignore do_collecting when COLLECT_EXPORT_LIST. 12523 12524Wed May 13 03:23:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 12525 12526 * reload1.c (gen_reload): Create REG_EQUIV notes. 12527 12528Tue May 12 22:21:07 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 12529 12530 * reload1.c (reload): Fix check for USEs to use code of pattern. 12531 (choose_reload_regs): Remove dead variable use_insn. 12532 12533Tue May 12 14:04:49 1998 Jeffrey A Law (law@cygnus.com) 12534 12535 * pa.h (DBX_CONTIN_LENGTH): Reduce to 3000 bytes. 12536 12537Tue May 12 15:16:02 1998 Michael Meissner <meissner@cygnus.com> 12538 12539 * haifa-sched.c (HAIFA_INLINE): Define to be __inline unless 12540 already defined. 12541 (find_insn_{,mem_}list): Use HAIFA_INLINE, not __inline. 12542 (insn_{unit,issue_delay}): Likewise. 12543 (blockage_range): Likewise. 12544 (actual_hazard{,_this_instance}): Likewise. 12545 (schedule_unit): Likewise. 12546 (potential_hazard): Likewise. 12547 (insn_cost): Likewise. 12548 (swap_sort): Likewise. 12549 (queue_insn): Likewise. 12550 (birthing_insn_p): Likewise. 12551 (adjust_priority): Likewise. 12552 (get_block_head_tail): Likewise. 12553 (init_rgn_data_dependences): Likewise. 12554 12555Tue May 12 10:27:54 1998 Klaus Kaempf <kkaempf@progis.de> 12556 12557 * alpha/vms.h (COMMON_ASM_OP, ASM_OUTPUT_ALIGNED_COMMON): Define. 12558 12559Tue May 12 11:44:14 1998 Gavin Koch <gavin@cygnus.com> 12560 12561 * config/mips/mips.h (ASM_OUTPUT_ALIGN): Remove trailing semi-colon. 12562 12563Tue May 12 11:38:31 1998 Gavin Koch <gavin@cygnus.com> 12564 12565 * config/mips/mips.md (dslot): Move after definition of "cpu" 12566 attribute. Handle r3900 case. 12567 12568Tue May 12 10:21:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 12569 12570 * system.h: Define the STRINGIFY macro here. 12571 * protoize.c: Not here. 12572 * gengenrtl.c (DEF_RTL_EXPR): Use the STRINGIFY macro. 12573 12574Tue May 12 00:47:33 1998 John Wehle (john@feith.com) 12575 12576 * varasm.c (assemble_variable): Compute the alignment of the data 12577 earlier so that both initialized and uninitialized variables are 12578 effected by DATA_ALIGNMENT. 12579 * tm.texi (DATA_ALIGNMENT): Updated appropriately. 12580 12581Mon May 11 19:57:58 1998 Jeffrey A Law (law@cygnus.com) 12582 12583 * mips.c: Prototype static functions. 12584 12585Mon May 11 17:43:03 1998 Jim Wilson <wilson@cygnus.com> 12586 12587 * regmove.c (fixup_match_2, find_matches, regmove_profitable): 12588 Add explanatory comments. 12589 12590 * sparc.h (SPARC_INCOMING_INT_ARG_FIRST): Support TARGET_FLAT. 12591 12592Mon May 11 17:24:27 1998 Richard Henderson <rth@cygnus.com> 12593 12594 * sparc.md (ffsdi2): Disable. Simplify the expression as well. 12595 12596Mon May 11 13:30:44 1998 Jim Wilson <wilson@cygnus.com> 12597 12598 * varasm.c (make_decl_rtl): Disable April 1 change. 12599 12600Mon May 11 09:14:41 1998 Richard Henderson <rth@cygnus.com> 12601 12602 * configure.in (alpha-*-linux-gnu): Undo lossage from gcc2 merge. 12603 12604Mon May 11 08:24:18 1998 Richard Henderson <rth@cygnus.com> 12605 12606 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Add '`'. 12607 * alpha.c (print_operand): Handle it. 12608 * alpha.md (fix_truncdfsi2, fix_truncsfsi2): New patterns and 12609 related define_splits. Also add peepholes for SImode reload 12610 plus sign_extend lossage. 12611 12612Mon May 11 09:33:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 12613 12614 * genattr.c: Include stdarg.h/varargs.h. Change function 12615 `fatal' to use variable arguments instead of faking it with 12616 integer parameters. Provide a prototype which also 12617 checks the format specifiers using ATTRIBUTE_PRINTF_1. 12618 12619 * genattrtab.c: Likewise. 12620 * gencodes.c: Likewise. 12621 * genconfig.c: Likewise. 12622 * genemit.c: Likewise. 12623 * genextract.c: Likewise. 12624 * genflags.c: Likewise. 12625 * genopinit.c: Likewise. 12626 * genpeep.c: Likewise. 12627 * genrecog.c: Likewise. 12628 * genoutput.c: Likewise. Similarly for function `error'. 12629 12630Sun May 10 02:27:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 12631 12632 * acconfig.h (HAVE_VOLATILE): Insert stub for autoconf. 12633 * alocal.m4 (GCC_C_VOLATILE): New autoconf test. 12634 * configure.in: Use GCC_C_VOLATILE. 12635 * system.h (volatile): Define as empty if no volatile support is 12636 available. 12637 12638Sun May 10 01:21:43 1998 Jeffrey A Law (law@cygnus.com) 12639 12640 * genemit.c (output_add_clobbers): Removed unused variable 'i' from 12641 generated function. 12642 12643Sat May 9 02:02:15 1998 Richard Henderson <rth@cygnus.com> 12644 12645 * loop.c (get_condition): Don't combine when either compare is MODE_CC. 12646 * alpha.c (alpha_emit_conditional_branch): New function. Taken from 12647 the body of beq; additionally set the mode of the branch to CCmode for 12648 FP compares and not fast_math. 12649 (alpha_emit_conditional_move): Always use a compare insn for FP 12650 when not fast_math, as well as setting CCmode on the cmov. 12651 * alpha.md (beq, bne, blt, et al): Call alpha_emit_conditional_branch. 12652 12653 * machmode.h (COMPLEX_MODE_P): New macro. 12654 12655Sat May 9 01:53:23 1998 Richard Henderson <rth@cygnus.com> 12656 12657 * haifa-sched.c (print_exp): Fix typo. 12658 12659Fri May 8 21:48:50 1998 Jeff Law (law@cygnus.com) 12660 12661 * version.c: Bump for snapshot. 12662 12663Fri May 8 18:23:08 1998 Michael Meissner <meissner@cygnus.com> 12664 12665 * final.c (final_scan_insn): Call fatal_insn instead of abort if 12666 we could not split an insn when required to. 12667 12668 * m32r.md ({add,sub}di3): Add define_splits and appropriate low 12669 level insns. 12670 (peepholes): Disable peepholes that call dead_or_set_p. 12671 (movsi): Rewrite to handle addresses better after last change. 12672 Add define_split to split load of addresses in large/medium modes. 12673 (prologue): Call m32r_expand_prologue. 12674 (movsi_{push,pop}): Generators for push/pop. 12675 (movsi): Support PRE_{INC,DEC}, POST_INC. 12676 (mov{di,df}): Rewrite. Always split the insns. 12677 (movsf): Add define_split to get register load in correct mode. 12678 (cmp_ne_small_const_insn): Use 'N' instead of 'S' constraint. 12679 (attributes): Rewrite attributes so that type indicates both the 12680 type and the length of the insn directly. 12681 (all insns): Change to use new type attributes. 12682 (debug): New attribute to convey whether -mdebug was used. 12683 (opt_space): New attribute to convey whether -Os was used. 12684 (function units): Loads are 3 cycles, not 2. Better classify all 12685 insns into short/long. 12686 (load/store/extend insns): Add separate case for load/store 12687 indirect operations without an offset. 12688 (divsi3): Division is a long operation, not short. 12689 12690 * m32r.h (LEGITIMATE_LO_SUM_ADDRESS_P): Do not allow LO_SUM for 12691 modes > 1 word. 12692 (GO_IF_MODE_DEPENDENT_ADDRESS): LO_SUM is now mode dependent. 12693 (CONST_OK_FOR_LETTER_P): Make 'N' handle reverse 8 bit compares. 12694 (EXTRA_CONSTRAINT): Remove 'S' special support. Add 'U' for 12695 operands with PRE_{INC,DEC}, POST_INC. 12696 (FUNCTION_PROFILER): Call abort instead of doing nothing. 12697 (GO_IF_LEGITIMATE_ADDRESS): Allow PRE_{INC,DEC}, POST_INC of 12698 SImode variables. 12699 (gen_split_move_double): Declare. 12700 (EXTRA_CONSTRAINT): Add 'T' for memory reference with no offset. 12701 12702 * m32r.c (gen_split_move_double): Fix typo. Also, don't call 12703 emit_move_insn, build up SET's directly. 12704 (toplevel): Include system.h, not stdio.h. 12705 (move_double_src_operand): Allow any DF or DI mode constant. 12706 (gen_split_move_double): Split moves of DI or DF values into the 12707 appropriate moves, loads, or stores. Don't handle use of auto 12708 inc/dec if using dead index. Do handle overlapping moves, etc. 12709 (m32r_frame_info): Remove prologue_size field. 12710 (m32r_compute_frame_size): Don't calculate prologue size. 12711 (m32r_output_function_prologue): Change to pretty much a NOP. 12712 (m32r_expand_prologue): Expand prologue as a series of INSNs. 12713 (m32r_print_operand): Add support for PRE_{INC,DEC}, POST_INC. 12714 (m32r_print_operand_address): Likewise. 12715 12716Fri May 8 14:13:21 1998 H.J. Lu (hjl@gnu.org) 12717 12718 * reload1.c (emit_reload_insns): When performing expensive 12719 optimizations, do not output the last reload insn if OLD is 12720 not the dest of NSN and is in the src and is clobbered by INSN. 12721 12722Fri May 8 09:47:29 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 12723 12724 * Makefile.in (genrtl.o): Depend on system.h. 12725 * gengenrtl.c (gencode): When creating genrtl.c, have it 12726 include system.h. 12727 12728Fri May 8 10:57:33 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 12729 12730 * config/m68k/t-linux: Remove extra stuff already included in 12731 config/t-linux. 12732 12733Fri May 8 09:53:24 1998 Paul Eggert <eggert@twinsun.com> 12734 12735 * fixinc.wrap: Renamed from fixinc.math. Put wrapper around 12736 curses.h if it contains `typedef char bool;', as suggested by 12737 Manfred Hollstein <manfred@s-direktnet.de>. 12738 12739 * configure.in: Rename fixinc.math to fixinc.wrap. 12740 12741Thu May 7 19:26:34 1998 Jim Wilson <wilson@cygnus.com> 12742 12743 * gcc.c (read_specs): Handle missing blank line at end of specs file. 12744 12745 * i386.md (movsicc, movhicc, movsicc_1, movhicc_1, movsfcc_1, 12746 movdfcc_1): Disable. 12747 12748Thu May 7 15:39:14 1998 Jim Wilson <wilson@cygnus.com> 12749 12750 * configure.in (enable_threads): Rename to enable_threads_flag before 12751 main loop. Set enable_threads to enable_threads_flag inside main 12752 loop. 12753 12754Thu May 7 17:38:03 1998 Michael Meissner <meissner@cygnus.com> 12755 12756 * r6000/eabi.asm (__eabi): Restore LR in case __eabi is called 12757 multiple times. 12758 12759Thu May 7 14:26:05 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 12760 12761 * aclocal.m4 (GCC_FUNC_VFPRINTF_DOPRNT): New macro. 12762 12763 * configure.in: Add a call to GCC_FUNC_VFPRINTF_DOPRNT. 12764 (AC_CHECK_HEADERS): Remove unused check for varargs.h,sys/varargs.h. 12765 (AC_CHECK_FUNCS): Remove unused check for vprintf. 12766 12767 * Makefile.in: Add support for linking in vfprintf.c and doprint.c. 12768 (cccp.o): Depend on gansidecl.h. 12769 (cexp.o): Likewise. 12770 12771 * cccp.c: Convert from using PRINTF_ALIST/PRINTF_DCL to VPROTO as 12772 per the rest of gcc source. 12773 * cexp.y: Likewise. Include gansidecl.h and remove all code made 12774 redundant. 12775 12776 * cccp.c: Remove checks for HAVE_VPRINTF and the associated code 12777 used when vfprintf is missing. 12778 * cexp.y: Likewise. 12779 * gcc.c: Likewise. 12780 * genattrtab.c: Likewise. 12781 * mips-tfile.c: Likewise. 12782 * toplev.c: Likewise. 12783 12784 * vfprintf.c: New file. 12785 * doprint.c: New file. 12786 12787Thu May 7 10:18:41 1998 Jeffrey A Law (law@cygnus.com) 12788 12789 * config/linux.h (ASM_COMMENT_START): Remove from here, 12790 * config/linux-aout.h (ASM_COMMENT_START): and here, 12791 * config/i386/linux.h (ASM_COMMENT_START): to here, 12792 * config/i386/linux-aout.h (ASM_COMMENT_START): and here. 12793 * config/i386/linux-oldld.h (ASM_COMMENT_START): Define 12794 here as '#' too. 12795 12796Thu May 7 10:55:59 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 12797 12798 * config/m68k/m68k.md (adddi3, subdi3): Properly negate the DImode 12799 constant. 12800 12801Wed May 6 22:32:37 1998 Robert Lipe <robertl@dgii.com> 12802 12803 * Makefile.in (dwarfout.o): Add toplev.h dependency. 12804 * dwarfout.c, i386.c: Include toplev.h. 12805 * toplev.h (pfatal_with_name): Add prototype. 12806 12807Wed May 6 19:02:29 1998 Jason Merrill <jason@yorick.cygnus.com> 12808 12809 * Makefile.in: Fix .SUFFIXES. 12810 12811Wed May 6 19:31:32 1998 Alan Modra <alan@spri.levels.unisa.edu.au> 12812 12813 * config/linux.h (ASM_COMMENT_START): Define as "#". 12814 * config/linux-aout.h (ASM_COMMENT_START): Likewise. 12815 12816Wed May 6 15:51:39 1998 Jim Wilson <wilson@cygnus.com> 12817 12818 * objc/Make-lang.h (objc-parse.o): Add toplev.h dependency. 12819 * objc/objc-parse.y, objc/objc-parse.c: Regenerate. 12820 12821 * toplev.c: Include toplev.h. 12822 * Makefile.in (c-common.o, c-convert.o, c-decl.o, c-iterate.o, 12823 c-lex.o, c-parse.o, c-pragma.o, c-typeck.o, calls.o, convert.o, 12824 dwarf2out.o, except.o, expr.o, final.o, fold-const.o, function.o, 12825 hash.o, profile.o, real.o, reg-stack.o, regclass.o, reload.o, 12826 reload1.o, stmt.o, stor-layout.o, tlink.o, tree.o, varasm.o): Add 12827 toplev.h dependency. 12828 12829 * mips/mips.c (save_restore_insns): Change FRAME_POINTER_REGNUM to 12830 HARD_FRAME_POINTER_REGNUM. 12831 12832 * expr.c (target_temp_slot_level): Delete duplicate definition. 12833 12834Wed May 6 16:46:01 1998 Jeffrey A Law (law@cygnus.com) 12835 12836 * stmt.c (mark_seen_cases): Make it have external linkage again. 12837 * expr.h (mark_seen_cases): Add declaration, but only when tree.h 12838 has been included. 12839 12840 * haifa-sched.c (print_value, case SUBREG): Fix typo. 12841 12842 * i386.c (output_387_binary_op): Add some braces to avoid warnings. 12843 * i386.h (REG_CLASS_CONTENTS): Similarly. 12844 12845 * toplev.c (-fsched-max): Delete flag. 12846 (-fsched-interblock-max-blocks,-fsched-interblock-max-insns): Likewise. 12847 * haifa-sched.c: Remove -fsched-max-N, -fsched-interblock-max-blocks-N 12848 and -fsched-interblock-max-insns-N support. Remove INTERBLOCK_DEBUG 12849 conditionals. 12850 12851 * haifa-sched.c (find_rgns): Correctly handle reducible loops with 12852 inner loops which are not reducible. 12853 12854 * loop.c (regs_match_p): Fix typo in prototype. 12855 12856 * regmove.c (try_auto_increment): Wrap declaration inside an 12857 #ifdef AUTO_INC_DEC. 12858 12859Wed May 6 17:07:47 1998 Michael Meissner <meissner@cygnus.com> 12860 12861 * final.c (output_operand_lossage): Call fatal with the operand 12862 lossage message instead of calling abort. 12863 12864Wed May 6 15:37:27 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 12865 12866 * c-common.c: Convert to using ctype macros defined in system.h. 12867 * c-lex.c: Likewise. 12868 * cccp.c: Likewise. 12869 * collect2.c: Likewise. 12870 * rs6000.c: Likewise. 12871 * cpplib.c: Likewise. 12872 * fix-header.c: Likewise. 12873 * gcc.c: Likewise. 12874 * gen-protos.c: Likewise. 12875 * pexecute.c: Likewise. 12876 * protoize.c: Likewise. 12877 * rtl.c: Likewise. 12878 * scan.c: Likewise. 12879 * stmt.c: Likewise. 12880 * tlink.c: Likewise. 12881 * toplev.c: Likewise. 12882 12883Wed May 6 14:44:14 1998 Gavin Koch <gavin@cygnus.com> 12884 12885 * config/mips/r3900.h (SUBTARGET_ASM_DEBUGGING_SPEC) : 12886 Replace -gdwarf-2 with -g0. 12887 12888Wed May 6 11:43:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 12889 12890 * Makefile.in (mips-tfile.o, mips-tdump.o): Depend on system.h. 12891 * mips-tdump.c: Include system.h, remove redundant headers. 12892 * mips-tfile.c: Likewise. Also, convert all ctype function calls 12893 to calls of the macro versions defined in system.h. 12894 12895 * objc/Make-lang.in (objc-act.o): Depend on system.h. 12896 * objc/objc-act.c: Include system.h, remove redundant headers. 12897 12898Wed May 6 11:21:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 12899 12900 * configure.in (AC_CHECK_FUNCS): Add isascii. 12901 (GCC_NEED_DECLARATIONS): Add atof. 12902 12903 * system.h: Provide prototypes for abort, atof, atol and sbrk here. 12904 * rtl.c, rtl.h, toplev.c, tree.h: Not here. 12905 12906Wed May 6 10:52:49 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 12907 12908 * system.h: Wrap time.h and sys/file.h in autoconf checks. 12909 Provide default definitions for O_RDONLY and O_WRONLY here. 12910 12911 * cccp.c, cpplib.c, fix-header.c, gcc.c, protoize.c: Not here. 12912 129131998-05-06 Mark Mitchell <mmitchell@usa.net> 12914 12915 * tree.h (IS_EXPR_CODE_CLASS): Remove bogus '3'. 12916 12917Wed May 6 06:35:38 1998 Robert Lipe <robertl@dgii.com> 12918 12919 * toplev.h: New file. Protypes for functions in toplev.c. 12920 * tree.h, rtl.h: Deleted protos for functions in toplev.c. 12921 * c-common.c, c-convert.c, c-decl.c, c-iterate.c, c-lex.c, 12922 c-parse.in, c-parse.y, c-pragma.c, c-typeck.c, calls.c, 12923 convert.c, dwarf2out.c, except.c, expr.c, final.c, fold-const.c, 12924 function.c, hash.c, profile.c, real.c, reg-stack.c, regclass.c, 12925 reload.c, reload1.c, stmt.c, stor-layout.c, tlink.c, tree.c, 12926 varasm.c: Include it. 12927 12928Wed May 6 01:09:01 1998 Jeffrey A Law (law@cygnus.com) 12929 Jim Wilson (wilson@cygnus.com) 12930 12931 * haifa-sched.c (find_rgns): In no_loops case, fix test for leaf 12932 blocks. Check for 1 successor which is the EXIT_BLOCK. 12933 12934 * haifa-sched.c (find_rgns): Detect unreachable blocks, including 12935 unreachable loops with more than one block. 12936 12937Wed May 6 08:22:24 1998 Manfred Hollstein <manfred@s-direktnet.de> 12938 12939 * fix-header.c (write_rbrac): Add "abort" to functions which need to 12940 be protected. 12941 12942Wed May 6 00:09:36 1998 Jeffrey A Law (law@cygnus.com) 12943 12944 * Check in merge from gcc2. See ChangeLog.12 for details. 12945 12946Tue May 5 14:33:49 1998 Jim Wilson <wilson@cygnus.com> 12947 12948 * c-common.c (scan_char_table): Separate 's' and 'c'. 'c' does not 12949 accept 'a' flag. 'S' does accept 'a' flag. 12950 (check_format_info): When pedantic, warn for m/C/S/a/A formats, 12951 and `a' flag. 12952 12953 * elf64.h (MULTILIB_DEFAULTS): Move definition after mips.h include. 12954 12955Tue May 5 10:50:39 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 12956 12957 * config/m68k/m68k.h: Declare functions from m68k.c used in 12958 macros and machine description. 12959 (ASM_OUTPUT_LONG_DOUBLE): Always use `l' flag in print format for 12960 long values. 12961 (ASM_OUTPUT_FLOAT): Likewise. 12962 (ASM_OUTPUT_FLOAT_OPERAND): Likewise. 12963 12964Tue May 5 01:28:12 1998 Jason Merrill <jason@yorick.cygnus.com> 12965 12966 * tree.def: Add NAMESPACE_DECL. 12967 * dwarfout.c (type_ok_for_scope): Ignore NAMESPACE_DECLs for now. 12968 * dwarf2out.c (push_decl_scope): Likewise. 12969 (scope_die_for): Likewise. 12970 * tree.c (decl_function_context): Use TREE_CODE_CLASS to determine 12971 how to get next context level. 12972 12973Tue May 5 01:43:16 1998 Jim Wilson <wilson@cygnus.com> 12974 12975 * i386.c (output_fix_trunc): Add code to emulate non-popping DImode 12976 case. 12977 12978Tue May 5 01:15:06 1998 Jeffrey A Law (law@cygnus.com) 12979 12980 * h8300.h (ADDITIONAL_REGISTER_NAMES): Add "er" registers. 12981 12982 * reorg.c (fill_slots_from_thread): Update REG_DEAD/REG_UNUSED notes 12983 for any insns skipped at the start of a block because they were 12984 redundant. 12985 12986Mon May 4 20:23:51 1998 Jim Wilson <wilson@cygnus.com> 12987 12988 * alpha.h (DBX_CONTIN_LENGTH): Decrease to 3000. 12989 129901998-05-04 Ulrich Drepper <drepper@cygnus.com> 12991 12992 * c-common.c (format_char_info): Add new field hhlen. 12993 (print_char_table, scan_char_table, time_char_table): Initialize 12994 hhlen field appropriately. 12995 (char_format_info): Recognize hh modifier and lookup correct char 12996 table entry. 12997 12998Mon May 4 19:15:29 1998 Jim Wilson <wilson@cygnus.com> 12999 13000 * expr.c (expand_expr, case INDIRECT_REF): Don't optimize string 13001 reference if this is a store. 13002 13003Mon May 4 17:25:17 1998 Richard Henderson <rth@cygnus.com> 13004 13005 * sparc.c (output_move_quad): Fix typo in mov_by_64 argument. 13006 13007Sun May 3 23:57:25 1998 Robert Lipe <robertl@dgii.com> 13008 13009 Make UnixWare 7 bootstrap support work with final shipping product. 13010 * configure.in (i[34567]86-*-sysv5): Append, not overwrite, xm_file. 13011 Pick up xm-siglist and xm-alloca. 13012 (xm_defines): Add USG so dbxout will build. 13013 * configure: Regenerate. 13014 13015Sun May 3 13:51:34 1998 Richard Henderson <rth@cygnus.com> 13016 13017 Support for official SPARC V9 ABI: 13018 * sparc.c (sparc_override_options): Force stack bias off for !arch64. 13019 Care for flag_pcc_struct_return default. 13020 (output_move_quad): Rewrite to move by halves on v9 and in the 13021 proper direction. 13022 (move_quad_direction): New function. 13023 (output_fp_move_quad): Use it to determine the direction of copy. 13024 (function_arg_slotno): Return -1 for FP reg overflow as well. 13025 (function_arg_record_value*): New functions. 13026 (function_arg): Use them. Streamline unprototyped parameter passing. 13027 (function_arg_pass_by_reference): Pass TCmode by reference. 13028 (function_value): New function. 13029 * sparc.h (PTRDIFF_TYPE, SIZE_TYPE): For -pedantic's sake, don't use 13030 long long in 64-bit mode. 13031 (RETURN_IN_MEMORY): v9 returns structs < 32-bytes in regs. 13032 (DEFAULT_PCC_STRUCT_RETURN): Make the default detectable. 13033 (BASE_RETURN_VALUE_REG): Consider complex float types for arch64. 13034 (BASE_OUTGOING_VALUE_REG, BASE_PASSING_ARG_REG): Likewise. 13035 (BASE_INCOMING_ARG_REG): Likewise. 13036 (FUNCTION_VALUE): Call function_value. 13037 (FUNCTION_OUTGOING_VALUE, LIBCALL_VALUE): Likewise. 13038 * sparc.md (movdi_sp32_v9): Disable for arch64. 13039 (movsf, movdf, movtf): Sort all alternatives using fp regs first. 13040 (call_value_address_sp64): Remove register class constraints. 13041 (call_value_symbolic_sp64): Likewise. 13042 (nonlocal_goto): Pass label reg directly to goto_handlers. Constrain 13043 v9 case to 32-bit constants. 13044 (goto_handler_and_restore_v9): Provide a version for arch64. 13045 * sparc/linux64.h (SIZE_TYPE, PTRDIFF_TYPE): Remove private definition. 13046 * sparc/sp64-aout.h (TARGET_DEFAULT): Turn on stack bias. 13047 (CPP_PREDEFINES): New. 13048 * sparc/sp64-elf.h: Likewise. 13049 (PREFERRED_DEBUGGING_TYPE): Dwarf2. 13050 (ASM_OUTPUT_DWARF2_ADDR_CONST): New. 13051 * sparc/sysv4.h (SIZE_TYPE, PTRDIFF_TYPE): Undo svr4.h's changes. 13052 13053Sat May 2 17:47:17 1998 Jeff Law (law@cygnus.com) 13054 13055 * version.c: Bump for snapshot. 13056 13057Sat May 2 01:37:29 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 13058 13059 * reload.c (find_reloads): Emit USEs to mark where a pseudo 13060 is reloaded with the MEM of its stack slot. 13061 * reload1.c (cannot_omit_stores): Delete. 13062 (reload): Don't initialize it. 13063 Don't apply avoid_return_reg logic to USEs. 13064 When done, remove USEs that have a REG_EQUAL note on them. 13065 (emit_reload_insns): Handle case where we have inherited a MEM. 13066 (choose_reload_regs): Likewise. 13067 (delete_output_reload): Don't use cannot_omit_stores. 13068 13069Thu Apr 30 18:59:03 1998 Jim Wilson <wilson@cygnus.com> 13070 13071 * Makefile.in (cpp.info, gcc.info): Put -o option before input file. 13072 13073Thu Apr 30 16:57:34 1998 Michael Meissner <meissner@cygnus.com> 13074 13075 * haifa-sched.c (print_{exp,value}): Various changes to make the 13076 debug output easier to read. Also, use only one buffer, and make 13077 sure the buffer we are passed in doesn't overflow. 13078 (safe_concat): Concatenate to a buffer without overflow. 13079 13080Thu Apr 30 16:57:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 13081 13082 * haifa-sched.c (alloc_{INSN,EXPR}_LIST): Make static to agree 13083 with the prototype. 13084 13085Wed Apr 29 21:45:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 13086 13087 * sched.c (new_insn_dead_notes): Check if the register was 13088 used in the original instruction. 13089 * haifa-sched.c (new_insn_dead_notes): Likewise. 13090 13091Wed Apr 29 13:46:03 1998 Jim Wilson <wilson@cygnus.com> 13092 13093 * dwarf2out.c (scope_die_for): If could not find proper scope, 13094 check for and handle tagged type with incorrect TYPE_CONTEXT. 13095 13096Wed Apr 29 15:34:40 1998 John Carr <jfc@mit.edu> 13097 13098 * calls.c (expand_call): Fix recognition of C++ operator new. 13099 13100 * alias.c (mode_alias_check): Disable type based alias detection. 13101 13102Wed Apr 29 15:06:42 1998 Gavin Koch <gavin@cygnus.com> 13103 13104 * config/mips/elf.h (ASM_OUTPUT_DEF,ASM_WEAKEN_LABEL, 13105 ASM_OUTPUT_WEAK_ALIAS): Define. 13106 * config/mips/elf64.h: Same. 13107 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK, 13108 ASM_WEAKEN_LABEL): Removed. 13109 13110Wed Apr 29 10:53:29 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 13111 13112 * calls.c (expand_call): Bump the length limit on the specially 13113 recognized function names to 17. 13114 13115Tue Apr 28 17:53:33 1998 Jim Wilson <wilson@cygnus.com> 13116 13117 * ginclude/stddef.h: Add check for _MACHINE_ANSI_H_ for BSD/OS 13118 when undefining macros at the end. 13119 13120 * expr.c (expand_builtin, case BUILT_IN_MEMSET): Break if either 13121 val or len has TREE_SIDE_EFFECTS set. 13122 13123 * sparc.md (mulsidi3): Call const v8plus and v8plus routines. 13124 (mulsidi3_v8plus, const_mulsidi3_v8plus): Delete asterisk from name. 13125 (smuldi3_highpart): Call const v8plus routine. 13126 (smulsi3_highpart_v8plus): Renamed from smulsidi3_highpart_v8plus. 13127 (const_smulsi3_highpart_v8plus): New pattern. 13128 (smulsi3_highpart_sp32): Renamed from smulsidi3_highpart_sp32. 13129 (umulsidi3): Call const v8plus routine. 13130 (umulsi3_highpart): Handle const before v8plus. Call const v8plus 13131 routine. 13132 (umulsi3_highpart_v8plus): Renamed from umulsidi3_highpart_v8plus. 13133 (umulsi3_highpart_sp32): Renamed from umulsidi3_highpart_sp32. 13134 13135Tue Apr 28 08:55:26 1998 Michael Meissner <meissner@cygnus.com> 13136 13137 * m32r.c (*_oper{and|ator}): Change enum arguments and return 13138 values to int, so they can be prototyped even in files that don't 13139 include rtl.h. 13140 ({small,large}_insn_p): Likewise. 13141 (m32r_select_cc_mode): Likewise. 13142 (gen_compare): Likewise. 13143 (function_arg_partial_nregs): Likewise. 13144 (m32r_setup_incoming_varargs): Likewise. 13145 (init_reg_tables): Add prototype. 13146 (m32r_frame_info): Add prolog_size field. 13147 (m32r_compute_frame_size): Calculate the size of the prologue. 13148 (m32r_first_insn_address): Return prologue size. 13149 (m32r_output_function_prologue): Calculate frame size before 13150 printing out information. Print out the prologue size. 13151 13152 * m32r.h: Prototype all functions in m32r.c. 13153 (FIRST_INSN_ADDRESS): Declare, returning prologue size. 13154 13155 * m32r.md (bcc functions): Cast enum's to int. 13156 13157 * m32r.c (conditional_move_operand): Silence a debug message. 13158 ({small,long}_insn): New predicates. 13159 13160 * m32r.h (TARGET_M32R): New macro. 13161 (PREDICATE_CODES): Rearrange somewhat, add small_insn/long_insn. 13162 (HAIFA_P): Define as 1/0 depending on whether the Haifa scheduler 13163 was selected. 13164 (ISSUE_RATE): Define as 2. 13165 13166 * m32r.md (insn_size): New attribute. 13167 ({,rev_}branch_insn): Add .s qualifier to branches believed to be 13168 short. 13169 (m32r): New attribute. 13170 13171 * configure.in (enable_haifa): Switch m32r to Haifa by default. 13172 * configure: Regenerate. 13173 13174 (Changes from Nick Clifton <nickc@cygnus.com>) 13175 * m32r.h (EXTRA_CONSTRAINT): Implement 'S' constraint to perfoirm 13176 the equivalent of a negated 'I' constraint. 13177 (PRESERVE_DEATH_INFO_REGNO_P): Define in order to allow peephole 13178 optimization to work. 13179 13180 * m32r.md (cmp_ne_small_const_insn): Use 'S' constraint rather 13181 than 'I' since the value is negated. 13182 (peephole): Add peephole optimization to cope with optimization of 13183 divide and subtracts of the same operands. 13184 13185 * m32r.c zero_and_one, emit_cond_move): Add support for MVFC. 13186 * m32r.h: Likewise. 13187 * m32r.md: Likewise. 13188 13189 * m32r.h (PREDICATE_CODES): Add declaration of machine specific 13190 predicates. 13191 13192Tue Apr 28 07:25:53 1998 Manfred Hollstein <manfred@s-direktnet.de> 13193 13194 * Makefile.in (libgcc2.ready): Revert last patch (Apr 24). 13195 13196Mon Apr 27 18:39:47 1998 Nick Clifton <nickc@cygnus.com> 13197 13198 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Check against 13199 frame_pointer_rtx not FRAME_POINTER_REGNUM. 13200 13201Mon Apr 27 18:36:28 1998 Jim Wilson <wilson@cygnus.com> 13202 13203 * reg-stack.c: Revert last patch (Apr 20). 13204 (convert_regs): Set insn to PREV_INSN (next) after do while loop. 13205 13206 * m68k/lb1sf68.asm (Laddsf$3): Fix typos in mcf5200 exg code. 13207 13208 * loop.c (check_dbra_loop): New locals jump, first_compare, and 13209 compare_and_branch. Call get_condition to set first_compare. 13210 Set compare_and_branch to number of compare/branch instructions. 13211 Replace PREV_INSN (PREV_INSN (loop_end)) with first_compare. 13212 Replace '2' with compare_and_branch. 13213 13214Mon Apr 27 15:53:30 1998 Andrew MacLeod <amacleod@cygnus.com> 13215 13216 * cplus-dem.c (demangle_qualified): Replace missing else. 13217 13218Mon Apr 27 20:22:08 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 13219 13220 * sh.c (gen_ashift_hi): Don't make SUBREG of a SUBREG. 13221 13222Mon Apr 27 18:23:51 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 13223 13224 * sh.c (sh_expand_prologue, sh_expand_epilogue): 13225 If TARGET_DOUBLE_ALIGN, preserve 64 bit stack alignment. 13226 * sh.h (STACK_BOUNDARY): Likewise. 13227 13228Mon Apr 27 17:22:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 13229 13230 * sh.h (LEGITIMIZE_RELOAD_ADDRESS): Define. 13231 13232Mon Apr 27 08:55:23 1998 Michael Meissner <meissner@cygnus.com> 13233 13234 * system.h (abort): If abort is not defined, and neither is 13235 USE_SYSTEM_ABORT, redefine abort to call fprintf and exit, 13236 reporting the line and filename of the error. 13237 13238 * .gdbinit: Add breakpoints on exit and fancy_abort. 13239 13240 * final.c (split_double): Avoid a compiler warning if 13241 BITS_PER_WORD is less than or equal to HOST_BIT_PER_WIDE_INT. 13242 13243 * rtl.h (JUMP_{CROSS_JUMP,NOOP_MOVES,AFTER_REGSCAN}): New macros 13244 for calling jump_optimize. 13245 13246 * toplev.c (rest_of_compilation): Call jump_optimize using JUMP_* 13247 macros, rather than 0/1's. 13248 13249Sun Apr 26 23:19:10 1998 Richard Henderson <rth@cygnus.com> 13250 13251 * alpha.h (CONST_COSTS): Zero is always free. 13252 (RTX_COSTS): Add EV6 costs. Abort if alpha_cpu is unknown. 13253 13254Sun Apr 26 15:38:50 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 13255 13256 * cplus-dem.c (gnu_special): Fix off-by-one bug when checking the 13257 length in the name of a virtual table. 13258 13259Sun Apr 26 01:21:06 1998 Richard Henderson <rth@cygnus.com> 13260 13261 * alpha.c (print_operand): Don't add 'v' suffix for ALPHA_FPTM_N. 13262 13263Sat Apr 25 22:11:38 1998 Jeff Law (law@cygnus.com) 13264 13265 * version.c: Bump for snapshot. 13266 13267Sat Apr 25 17:17:15 1998 Jeffrey A Law (law@cygnus.com) 13268 13269 * fold-const.c (fold_convert): Fix typo. 13270 13271Sat Apr 25 17:55:54 1998 John Carr <jfc@mit.edu> 13272 13273 * alias.c (alias_invariant): New variable. 13274 (record_base_value): New argument INVARIANT. 13275 (memrefs_conflict_p): If a register has an entry in the alias_invariant 13276 array, try substituting that value for the register. 13277 13278 * rtl.h: Declare record_base_value. 13279 13280 * loop.c, unroll.c: Update callers of record_base_value. 13281 13282 * alias.c (find_base_value, find_base_term): SIGN_EXTEND and 13283 ZERO_EXTEND do not affect base values. 13284 13285Fri Apr 24 15:57:02 1998 Jeffrey A Law (law@cygnus.com) 13286 13287 * dbxout.c (dbxout_type): Fix typo. 13288 (dbxout_range_type): Another HOST_WIDE_INT_PRINT_DEC fix. 13289 13290 * configure.in: Use CC_FOR_BUILD, not BUILD_CC. 13291 13292Fri Apr 24 16:11:47 1998 John Carr <jfc@mit.edu> 13293 13294 * expr.c (expand_builtin, case MEMSET): Set MEM_IN_STRUCT_P 13295 if the argument is the address of a structure or array. 13296 13297 * configure.in: Enable Haifa scheduler by default for SPARC. 13298 13299Fri Apr 24 20:55:47 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 13300 13301 * cse.c (cse_set_around_loop): Don't do optimization when 13302 new pseudos are created. 13303 13304Fri Apr 24 11:00:18 1998 Jeffrey A Law (law@cygnus.com) 13305 13306 * dbxout.c (dbxout_type_fields): Use HOST_WIDE_INT_PRINT_DEC 13307 appropriately. 13308 (dbxout_type_method_1, dbxout_type): Likewise. 13309 (print_int_cst_octal, print_octal, dbxout_symbol): Likewise. 13310 (dbxout_type): Fix check for when to print a type range in 13311 octal vs decimal. 13312 13313Fri Apr 24 16:45:03 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 13314 13315 * (gen_shl_and, in case 1): Fix comparison with mask. 13316 13317Fri Apr 24 06:46:40 1998 Nick Clifton <nickc@cygnus.com> 13318 13319 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Disallow frame 13320 pointer as second register in REG+REG pair. 13321 13322Fri Apr 24 09:22:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 13323 13324 * c-common.c (check_format_info): Don't check for the 'x' format 13325 character twice, instead check for 'x' and 'X' 13326 13327Fri Apr 24 08:02:30 1998 Manfred Hollstein <manfred@s-direktnet.de> 13328 13329 * Makefile.in (libgcc2.ready): Add explicit dependency from 13330 $(STMP_FIXPROTO) to ensure all necessary include files have 13331 been created and to guarantee proper parallel builds. 13332 13333Fri Apr 24 04:42:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 13334 13335 * sh.c (sh_expand_prologue, in !SH3E code): Don't push an extra 13336 register for stdarg functions. 13337 * sh.h (current_function_varargs): Declare. 13338 (FUNCTION_ARG): Ignore NAMED for stdarg functions. 13339 133401998-04-23 Jim Wilson <wilson@cygnus.com> 13341 13342 * frame.c, libgcc2.c (stdlib.h, unistd.h): Don't include when 13343 inhibit_libc is defined. 13344 13345 * c-aux-info.c (gen_type): Use DECL_NAME only for TYPE_DECL. 13346 13347Thu Apr 23 19:09:33 1998 Jim Wilson <wilson@cygnus.com> 13348 13349 * profile.c (tablejump_entry_p): New function. 13350 (branch_prob): Add code to recognize MIPS tablejump entry branch. 13351 Use tablejump_entry_p in MIPS and HPPA tablejump checking code. 13352 13353Thu Apr 23 15:01:13 1998 Nick Clifton <nickc@cygnus.com> 13354 13355 * config/arm/arm.c (find_barrier): Return as soon as a barrier is 13356 found, rather than at end of the loop, after the insn has been 13357 changed. 13358 13359Thu Apr 23 20:21:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 13360 13361 * sh.c (gen_ashift_hi): Implement right shifts via gen_ashift. 13362 * sh.md (ashrhi3_k, lshrhi3_k, lshrhi3_m, lshrhi3, lshrhi3+1): Delete. 13363 13364Wed Apr 22 17:07:35 1998 Michael Meissner <meissner@cygnus.com> 13365 13366 * loop.c (note_addr_stored): Correct function to take 2 arguments, 13367 instead of 1. 13368 13369 * rtl.def (MATCH_INSN2): Add new matching pattern. 13370 * genrecog.c (add_to_sequence): Support MATCH_INSN2. 13371 13372Wed Apr 22 15:52:22 1998 John Carr <jfc@mit.edu> 13373 13374 * emit-rtl.c (gen_highpart): The high part of a CONST_INT is not zero 13375 if HOST_BITS_PER_WIDE_INT is larger than BITS_PER_WORD. 13376 13377 * final.c (split_double): Sign extend both halves of a split CONST_INT. 13378 13379Wed Apr 22 10:42:45 1998 Jeffrey A Law (law@cygnus.com) 13380 13381 * mips.c (compute_frame_size): Change only argument to a HOST_WIDE_INT. 13382 13383Wed Apr 22 10:53:49 1998 Andrew MacLeod <amacleod@cygnus.com> 13384 13385 * cplus-dem.c (struct work stuff): Add field for B and K mangle codes. 13386 (cplus_demangle_opname): Call mop_up_squangle. 13387 (cplus_demangle): Initialize squangle info, then call 13388 internal_cplus_demangle. (Most code moved there as well) 13389 (internal_cplus_demangle): New function, performs most of what use 13390 to be done in cplus_demangle, but is only called with this file. 13391 (squangle_mop_up): New function to clean up B and K code data. 13392 (mop_up): Set pointers to NULL after freeing. 13393 (demangle_signature, demangle_template, demangle_class): Add 13394 switch elements to handle K and B codes. 13395 (demangle_prefix, gnu_special, demangle_qualified): Add 13396 code to handle K and B codes. 13397 (do_type, demangle_fund_type): Handle B and K codes. 13398 (remember_Ktype): New function to store K info. 13399 (register_Btype, remember_Btype): New functions for B codes. 13400 (forget_B_and_K_types): New function to destroy B and K info. 13401 134021998-04-21 Jim Wilson <wilson@cygnus.com> 13403 13404 * stmt.c (check_seenlabel): When search for line number note for 13405 warning, handle case where there is no such note. 13406 13407Tue Apr 21 20:48:37 1998 John Carr <jfc@mit.edu> 13408 13409 * genemit.c (gen_exp): Allow machine description to set mode of 13410 MATCH_OP_DUP. 13411 13412Tue Apr 21 16:36:01 1998 John Carr <jfc@mit.edu> 13413 13414 * alias.c (mode_alias_check): New function. 13415 (true_dependence, anti_dependence, output_dependence): Call 13416 mode_alias_check. 13417 13418Tue Apr 21 12:05:32 1998 Jeffrey A Law (law@cygnus.com) 13419 13420 * mips.h (STACK_BOUNDARY): Allow specific targets to override. 13421 (MIPS_STACK_ALIGN): Similarly. 13422 13423 * c-common.c (type_for_mode): Handle TI types. 13424 * c-decl.c (intTI_type_node, unsigned_int_TI_type_node): Define. 13425 (init_decl_processing): Handle TI types. 13426 * c-tree.h (intTI_type_node, unsigned_int_TI_type_node): Declare. 13427 13428 * mips.c (block_move_loop): Test Pmode == DImode instead of 13429 TARGET_MIPS64. 13430 (expand_block_move, save_restore_insns): Likewise. 13431 (function_prologue, mips_expand_prologue): Likewise. 13432 (mips_expand_epilogue): Likewise. 13433 * mips.h (POINTER_SIZE): Allow specific targets to override. 13434 (Pmode): Allow specific targets to override. 13435 (FUNCTION_PROFILER): Test Pmode == DImode instead of TARGET_MIPS64. 13436 (POINTER_BOUNDARY, FUNCTION_MODE): Likewise. 13437 (TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise. 13438 (TRAMPOLINE_ALIGNMENT, INITIALIZE_TRAMPOLINE): Likewise. 13439 (CASE_VECTOR_MODE, ASM_OUTPUT_ADDR_VEC_ELT): Likewise. 13440 (ASM_OUTPUT_ADDR_DIFF_ELT, SIZE_TYPE, PTRDIFF_TYPE): Likewise. 13441 * mips.md (indirect, tablejump & casesi support): Test for 13442 Pmode == DImode instead of TARGET_MIPS64. 13443 (call patterns): Likewise. 13444 13445Tue Apr 21 09:43:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 13446 13447 * objc/sendmsg.c: Define gen_rtx_MEM() to 1, as is already done 13448 for gen_rtx(MEM, ...). 13449 13450Tue Apr 21 02:15:36 1998 Richard Henderson <rth@cygnus.com> 13451 13452 * sparc.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Rewrite 13453 to not be so gross, and to properly function with PIC. 13454 13455Mon Apr 20 20:44:25 1998 Jim Wilson <wilson@cygnus.com> 13456 13457 * frame.c (heapsort): Rename to frame_heapsort. 13458 13459 * gcc.c (do_spec_1, case '['): Move flag out of loop and initialize it. 13460 13461Mon Apr 20 12:43:09 1998 Doug Evans <devans@canuck.cygnus.com> 13462 13463 * flow.c (sbitmap_vector_alloc): Ensure sbitmaps properly aligned. 13464 13465Mon Apr 20 15:04:14 1998 John Wehle (john@feith.com) 13466 13467 * i386.md (movsf_push, movdf_push, movxf_push): Allow memory 13468 operands during and after reload. 13469 13470Mon Apr 20 22:37:50 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 13471 13472 * final.c (shorten_branches, init_insn_lengths): Move code 13473 to free label_align, uid_shuid, insn_lengths, insn_addresses 13474 and uid_align from the former function into the latter one; 13475 Add code to clear these variables. 13476 * sh.h (label_align): Remove declaration. 13477 13478Mon Apr 20 14:48:29 1998 Michael Meissner <meissner@cygnus.com> 13479 13480 * gcc.c (lang_specific_driver): Declare prototype properly so 13481 fatal can be passed to it without error. 13482 13483 * configure.in (AC_CHECK_FUNCS): Check for strchr and strrchr. 13484 * configure: Regenerate. 13485 * config.in: Add #undef's for strchr and strrchr. 13486 13487 * protoize.c (toplevel): If we have rindex, but not strrchr, map 13488 rindex to strrchr. 13489 (file_could_be_converted): Use strrchr, not rindex since rindex is 13490 not defined on Linux systems when _POSIX_SOURCE is defined. 13491 (file_normally_convertible): Likewise. 13492 (process_aux_info_file): Likewise. 13493 (main): Likewise. 13494 13495 * rs6000.md (mov{sf,df} define_splits): When splitting a move of 13496 a constant to an integer register, don't split the insns that do 13497 the simple AND and OR operations, rather just split each word, and 13498 let the normal movsi define split handle it further. 13499 13500Mon Apr 20 18:19:40 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 13501 13502 * sh.c (find_barrier): Fix bug in ADDR_DIFF_VEC handling. 13503 (split_branches): Call init_insn_lengths. 13504 13505Mon Apr 20 07:37:49 1998 Michael Meissner <meissner@cygnus.com> 13506 13507 * i386.c: Include expr.h to get the change_address prototype 13508 declared. 13509 13510Mon Apr 20 01:00:05 1998 H.J. Lu (hjl@gnu.org) 13511 13512 * reg-stack.c (subst_asm_stack_regs): Change to return the last 13513 new insn generated by this function. 13514 (subst_stack_regs): Likewise. 13515 (convert_regs): Record the last newly generated insn and use 13516 it for change_stack () instead of INSN. 13517 13518Sun Apr 19 15:41:24 1998 Manfred Hollstein <manfred@s-direktnet.de> 13519 13520 * fix-header.c (enum special_file): Undefine enumerators if they 13521 are already defined by include files. 13522 * fixproto (rel_source_file in unistd.h stdlib.h): Prefix file protection 13523 macro with '__' to not pollute user namespace. 13524 13525Sun Apr 19 02:42:06 1998 Richard Henderson <rth@cygnus.com> 13526 13527 * haifa-sched.c (queue_to_ready): Fix typo in prototype. 13528 13529Sat Apr 18 23:52:35 1998 Jeff Law (law@cygnus.com) 13530 13531 * version.c: Bump for snapshot. 13532 13533Sat Apr 18 18:30:22 1998 Jim Wilson <wilson@cygnus.com> 13534 13535 * i386.md (fix_truncsfdi2+[123]): Add + to operand 1 constraints. 13536 13537 * i386.h (CPP_CPU_DEFAULT): Renamed to CPP_CPU_DEFAULT_SPEC. 13538 Add missing -Dpentium* options. 13539 (CPP_CPU_SPEC): Delete redundant definition. Include cpp_cpu_default 13540 instead of CPP_CPU_DEFAULT. 13541 (EXTRA_SPECS): Add entry for cpp_cpu_default. 13542 13543Sat Apr 18 19:06:59 1998 David Edelsohn <edelsohn@mhpcc.edu> 13544 13545 * rs6000.md (floatsidf2_loadaddr): rs6000_fpmem_offset will be 13546 negative in a stackless frame. 13547 * rs6000.c (rs6000_stack_info): Don't include fixed-size link area 13548 in stackless frame size. Support 64-bit stackless frame size. 13549 Combine fpmem offset calculations and don't add total_size to 13550 offset if not pushing a stack frame. 13551 13552Sat Apr 18 15:41:16 1998 Jim Wilson <wilson@cygnus.com> 13553 13554 * regmove.c (fixup_match_1): In three places, in flag_exceptions 13555 check, change p to q. 13556 13557Sat Apr 18 15:30:49 1998 Jim Wilson <wilson@cygnus.com> 13558 13559 * gcc.c (lang_specific_driver): Add new parm type to prototype. 13560 (added_libraries): New file scope static variable. 13561 (process_command): Initialize added_libraries. Pass it to 13562 lang_specific_driver. 13563 (main): Use added_libraries in check for no input files. 13564 13565Sat Apr 18 01:23:11 1998 John Carr <jfc@mit.edu> 13566 13567 * sparc.c, sparc.h, sparc.md, sol2.h: Many changes related to V9 13568 code generation. Use 64 bit instructions in 32 bit mode when 13569 possible. Use V9 return instruction. UltraSPARC optimizations. 13570 13571 * sparc.h: Change gen_rtx (CODE to gen_rtx_CODE (. 13572 13573Fri Apr 17 22:38:17 1998 Jeffrey A Law (law@cygnus.com) 13574 13575 * global.c (global_alloc): Don't pass HARD_CONST (0) to find_reg, 13576 just pass zero. That will work regardless of the size of HARD_REG_SET. 13577 13578 * libgcc2.c (__floatdisf): Fix a couple typos. 13579 13580Fri Apr 17 17:28:26 1998 Jim Wilson <wilson@cygnus.com> 13581 13582 * Makefile.in (mostlyclean): Delete *.mach and *.bp files. 13583 13584Fri Apr 17 16:35:35 1998 Greg McGary <gkm@gnu.org> 13585 13586 * emit-rtl.c (gen_highpart): Initialize `word' properly for pseudo. 13587 13588Fri Apr 17 14:30:37 1998 John Carr <jfc@mit.edu> 13589 13590 * emit-rtl.c (operand_subword_force): If a register can not be 13591 accessed by words, copy it to a pseudo register. 13592 13593Fri Apr 17 14:30:37 1998 Jim Wilson <wilson@cygnus.com> 13594 13595 * rs6000/vxppc.h (CPP_SPEC): Add support for mrelocatable*. 13596 13597Fri Apr 17 17:01:25 1998 Michael Meissner <meissner@cygnus.com> 13598 13599 * tree.h (mark_seen_cases): Delete declaration. 13600 13601Fri Apr 17 13:32:20 1998 Jeffrey A Law (law@cygnus.com) 13602 13603 * stmt.c (mark_seen_cases): Make static and add prototype. 13604 13605Fri Apr 17 11:21:43 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 13606 13607 * frame.c: Include stdlib.h and unistd.h to possibly get various 13608 function prototypes. The fixproto script guarantees these header 13609 files exist on the target system. 13610 * libgcc2.c: Likewise. 13611 13612 * gthr-single.h (__gthread_mutex_lock, __gthread_mutex_trylock, 13613 __gthread_mutex_unlock): Add __attribute__ ((__unused__)) to the 13614 function parameters. 13615 * libgcc2.c (__udiv_w_sdiv): Likewise. 13616 13617Thu Apr 16 22:41:02 1998 Jeffrey A Law (law@cygnus.com) 13618 13619 * varasm.c (asm_output_bss): Add prototype. 13620 (asm_output_aligned_bss): Likewise. 13621 13622 * unroll.c (verify_addresses): Add prototype. 13623 13624 * toplev.c: Add many prototypes. Too many to mention here. 13625 13626 * stmt.c (check_seenlabel): Add prototype. 13627 13628 * rtlanal.c (reg_set_p_1): Add prototype. 13629 (reg_set_last_1): Likewise. 13630 13631 * reorg.c (find_dead_or_set_registers): Add prototype. 13632 13633 * regmove (try_auto_increment): Add prototype. 13634 13635 * reg-stack.c (pop_stack): Add prototype. 13636 13637 * recog.c (validate_replace_rtx_1): Add prototype. 13638 (find_constant_term_loc): Likewise. 13639 13640 * loop.c (regs_patch_p): Add prototype. 13641 (add_label_notes, count_nonfixed_reads): Likewise. 13642 (find_single_use_in_loop): Likewise. 13643 (express_from): Surround prototype with #ifdef. 13644 (giv_sort): Similarly. 13645 13646 * jump.c (mark_modified_reg): Add prototype. 13647 13648 * haifa-sched.c (is_prisky): Add prototype. 13649 (queue_to_ready): Likewise. 13650 13651 * genextract.c (gen_insn): Add prototype. 13652 13653 * genemit.c (max_operand_1): Add prototype. 13654 (max_operand_vec, print_code, gen_exp, gen_insn): Likewise. 13655 (gen_expand, gen_explit, output_add_clobbers): Likewise. 13656 (output_init_mov_optab): Likewise. 13657 13658 * genattrtab.c (attr_hash_add_rtx): Add prototype. 13659 (attr_hash_add_string, write_length_unit_log): Likewise. 13660 13661 * genattr.c (init_range): Add prototype. 13662 13663 * combine.c (sets_function_arg_p): Add prototype. 13664 13665 * expr.c (store_constructor_field): Add prototype. 13666 (get_memory_usage_from_modifier): Likewise. 13667 13668 * expmed.c (synth_mult): Add prototype. 13669 (choose_multiplier, invert_mod2n): Likewise. 13670 13671 * except.c (push_eh_entry): Add prototype. 13672 (pop_eh_entry, enqueue_eh_entry, dequeu_eh_entry): Likewise. 13673 (call_get_eh_context, start_dynamic_cleanup): Likewise. 13674 (start_dynamic_handler, can_throw): Likewise. 13675 (output_exception_table_entry, scan_region): Likewise. 13676 (eh_regs, set_insn_eh_region): Likewise. 13677 13678 * dwarfout.c (decl_class_context): Add prototype. 13679 (output_inheritance_die, type_ok_for_scope): Likewise. 13680 13681 * c-lex.c (skip_white_space_on_line): Add prototype. 13682 13683 * alias.c (record_set): Add prototype. 13684 (find_base_term, base_alias_check): Likewise. 13685 13686 * function.c (assign_outer_stack_local): Make static and add prototype. 13687 13688 * haifa-sched.c (build_control_flow): Accept raw data as inputs 13689 instead of computing it locally. Callers changed. 13690 (find_rgns): Several new arguments. Callers changed. 13691 Generally clean up and comment better. Use dominators to 13692 identify reducible loops. Convert some flag arrays to bitmaps. 13693 Convert most of the code to work on pred/succ lists instead of 13694 an edge table. Add comments for future improvements. 13695 (schedule_insns): Allocate temporary tables for flow data, call 13696 routines to compute flow data and pass it along to children as 13697 arguments. 13698 (debug_control_flow): Delete. Use dump_bb_data instead. 13699 13700 * basic-block.h (compute_dominators): Declare. 13701 13702 * flow.c (dump_sbitmap, dump_sbitmap_vector): New debugging 13703 functions. 13704 * basic-block.h: Declare them. 13705 13706Thu Apr 16 13:45:51 1998 Jim Wilson <wilson@cygnus.com> 13707 13708 * reg-stack.c (constrain_asm_operands): Set n_alternatives to zero if 13709 no operands. 13710 13711Wed Apr 15 11:33:09 1998 Alexandre Petit-Bianco <apbianco@sendai.cygnus.com> 13712 13713 * tree.c (build_expr_wfl): Use NULL_TREE if the file name is NULL. 13714 Propagate TREE_SIDE_EFFECTS and TREE_TYPE iff the encapsulated 13715 node is non NULL. Cache last file name and file name identifier node. 13716 137171998-04-15 Mark Mitchell <mmitchell@usa.net> 13718 13719 * c-common.c (declare_hidden_char_array): Use TYPE_DOMAIN to get 13720 the length of an array, not TREE_TYPE. 13721 13722Wed Apr 15 15:31:34 1998 Jeffrey A Law (law@cygnus.com) 13723 13724 * flow.c (sbitmap_union_of_successors): New function. 13725 * basic-block.h (sbitmap_union_of_successors): Declare it. 13726 13727Wed Apr 15 12:38:03 1998 Jim Wilson <wilson@cygnus.com> 13728 13729 * configure.in (gnu_ld): Rename to gnu_ld_flag before main loop. 13730 Set gnu_ld to gnu_ld_flag inside main loop. 13731 (gas): Likewise. 13732 13733Wed Apr 15 14:50:05 1998 Dave Brolley <brolley@cygnus.com> 13734 13735 * toplev.c (compile_file): Call init_parse using new interface. 13736 (init_lex): Remove declaration. 13737 13738 * c-lex.c (init_parse): Now returns char* containing filename. 13739 13740Wed Apr 15 12:37:10 1998 Jeffrey A Law (law@cygnus.com) 13741 13742 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing if not optimizing. 13743 13744Wed Apr 15 12:10:18 1998 Michael Meissner <meissner@cygnus.com> 13745 13746 * Makefile.in (gen{config,flags,codes,emit}): Link in host print-rtl.o. 13747 (gen{extract,peep,opinit,output}): Likewise. 13748 13749 * gen{attr,codes,config,emit,output}.c (insn_attr_name): Provide a 13750 global definition so print-rtl.o can be linked in. 13751 * gen{peep,recog}.c (insn_attr_name): Likewise. 13752 13753Tue Apr 14 07:30:57 1998 K. Richard Pixley <rich@kyoto.noir.com> 13754 13755 * fixincludes: Discard empty C++ comments, as found in sys/time.h 13756 on hpux-11.0. 13757 13758Wed Apr 15 10:47:21 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 13759 13760 * config/m68k/m68k.md (adddi3, subdi3): Optimize for constant 13761 operand. 13762 13763Wed Apr 15 01:21:21 1998 Jeffrey A Law (law@cygnus.com) 13764 13765 * emit-rtl.c (operand_subword): Rework slightly to avoid 13766 bogus warning from previous change. 13767 13768Tue Apr 14 23:39:13 1998 Richard Henderson <rth@cygnus.com> 13769 13770 * alpha.md: Revert Oct 27 change, as it is superseded by Kenner's 13771 Nov 8 find_replacement change. Move decls of get_unaligned_address 13772 * alpha.h: ... here. 13773 13774Tue Apr 14 22:00:39 1998 John Carr <jfc@mit.edu> 13775 13776 * function.c (assign_parms): Initialize unsignedp before passing 13777 its pointer to promote_mode. 13778 13779 * genattrtab.c (check_attr_test): Handle MATCH_INSN like MATCH_OPERAND. 13780 (write_test_expr): Allow MATCH_INSN. 13781 13782Tue Apr 14 21:57:57 1998 Paul Eggert <eggert@twinsun.com> 13783 13784 * install.texi: Update section on warnings that can be safely ignored. 13785 13786Tue Apr 14 14:55:16 1998 Jim Wilson <wilson@cygnus.com> 13787 13788 * mips.md (reload_outdi): Change the scratch mode from DImode to 13789 TImode. New variable scratch, used instead of operand[2] in template. 13790 Add code for MIPS16 HILO_REGNUM case where output reg is not M16_REG_P. 13791 13792Tue Apr 14 16:19:03 1998 Michael Meissner <meissner@cygnus.com> 13793 13794 * expr.c (MOVE_RATIO): Set to 3 if optimizing for space. 13795 13796Tue Apr 14 11:31:28 1998 Krister Walfridsson <cato@df.lth.se> 13797 13798 * i386/bsd386.h (ASM_OUTPUT_ALIGN): Redefine. 13799 13800Tue Apr 14 09:02:32 1998 Jeffrey A Law (law@cygnus.com) 13801 13802 * svr4.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC. 13803 (ASM_FINISH_DECLARE_OBJECT): Likewise. 13804 13805 * Idea and part of the patch from HJ. 13806 * Makefile.in: auto-host.h renamed from auto-config.h. All references 13807 changed. 13808 (distclean): Remove auto-build.h too. 13809 * configure.in: Rename host autoconf generated file to auto-host.h. 13810 If host != build, then run autoconf to generate auto-build.h for 13811 the build machine and include it in build_xm_files. 13812 Check for wait.h and sys/wait.h. 13813 13814 * combine.c (simplify_rtx, case TRUNCATE): Respect value of 13815 TRULY_NOOP_TRUNCATION. 13816 13817Mon Apr 13 11:31:49 1998 Jason Merrill <jason@yorick.cygnus.com> 13818 13819 * tree.h (BINFO_OFFSET_ZEROP): Use integer_zerop. 13820 13821Sun Apr 12 20:55:32 1998 Catherine Moore <clm@cygnus.com> 13822 13823 * invoke.texi (ld options): Include memset requirements 13824 for options -nodstdlib and -nodefaultlibs. 13825 138261998-04-12 Paul Eggert <eggert@twinsun.com> 13827 13828 This change is from an idea suggested by Arthur David Olson. 13829 13830 * c-common.c (decl_attributes, record_function_format, 13831 check_format_info, init_function_format_info): 13832 Add support for strftime format checking. 13833 (enum format_type): New type. 13834 (record_function_format): Now static, and takes value of type 13835 enum format_type instead of int. 13836 (time_char_table): New constant. 13837 (struct function_format_info): format_type member renamed from is_scan. 13838 (check_format_info): Use `warning' rather than sprintf followed by 13839 `warning', to avoid mishandling `%' in warnings. 13840 Change `pedwarn' to `warning', since these warnings do not necessarily 13841 mean the program does not conform to the C Standard, as the code 13842 need not be executed. 13843 13844 * c-tree.h (record_function_format): Remove decl; no longer extern. 13845 13846 * extend.texi: Add documentation for strftime format checking. 13847 13848Sun Apr 12 20:23:03 1998 Jeffrey A Law (law@cygnus.com) 13849 13850 * mips/ecoffl.h: Do not include mips.h. 13851 * mips/elf.h: Likewise. 13852 13853 * configure.in (mips-*-ecoff): Do not mention mips/mips.h in tm_files. 13854 * mips/ecoff.h: Include "mips/mips.h". 13855 13856Sat Apr 11 22:42:54 1998 Jeff Law (law@cygnus.com) 13857 13858 * version.c: Bump for snapshot. 13859 13860Sat Apr 11 01:24:28 1998 Jeffrey A Law (law@cygnus.com) 13861 13862 * cse.c (count_reg_usage): Correctly handle REG_NONNEG notes. 13863 (delete_trivially_dead_insns): Renamed from delete_dead_from_cse. 13864 * toplev.c (rest_of_compilation): Call delete_trivially_dead_insns instead of delete_dead_from_cse. Also call delete_trivially_dead_insns 13865 between loop optimization passes. 13866 * rtl.h: Updated appropriately. 13867 13868Fri Apr 10 22:28:32 1998 Jeffrey A Law (law@cygnus.com) 13869 13870 Reinstall this patch from Jason. 13871 * function.c (push_function_context_to): Don't call init_emit. 13872 13873Fri Apr 10 13:40:20 1998 Nick Clifton <nickc@cygnus.com> 13874 13875 * rtl.c (read_skip_spaces): Prevent infinite loops upon 13876 encountering unterminated comments. 13877 13878Fri Apr 10 10:43:41 1998 Jeffrey A Law (law@cygnus.com) 13879 13880 * emit-rtl.c (operand_subword): Properly handle CONST_INTs for 13881 64x32 cross builds. 13882 13883 * configure.in: Handle --with-fast-fixincludes. 13884 (fixincludes): If --with-fast-fixincludes, then use a different 13885 fixincludes program by default. 13886 * Makefile.in (fixinc.sh): New rule. 13887 13888Fri Apr 10 00:36:31 1998 H.J. Lu (hjl@gnu.org) 13889 13890 * i386.md (movqi+1): Handle invalid QI register. 13891 (movsf_push-1): Likewise. 13892 13893Thu Apr 9 16:53:59 1998 Nick Clifton <nickc@cygnus.com> 13894 13895 * config/m32r/m32r.c: call_address_operand(): Only accept symbolic 13896 addresses. 13897 symbolic_memort_operand(), call32_operand(), int8_operand(), 13898 int16_operand(), uint24_operand(), reg_or_int8_operand(): Removed. 13899 Not used. 13900 uint16_operand(): Made static. 13901 13902Thu Apr 9 01:43:04 1998 Jeffrey A Law (law@cygnus.com) 13903 13904 * calls.c (expand_call): Fix typo. 13905 13906Thu Apr 9 00:18:44 1998 Dave Brolley (brolley@cygnus.com) 13907 13908 * c-lex.c (finput): New global. 13909 (init_parse): Always included. Handle !USE_CPPLIB using 13910 code originally in compile_file. 13911 (finish_parse): Update for CPPLIB. 13912 * toplev.c (init_parse, finish_parse): Declare. 13913 (finput): Delete variable. Now in front-ends. 13914 (compile_file): Remove code which is now handled by init_parse 13915 which is unconditionally called. Similarly for finish_parse. 13916 13917Wed Apr 8 23:13:50 1998 Gavin Koch <gavin@cygnus.com> 13918 13919 * config/mips/r3900.h (ASM_OUTPUT_DEF,SUPPORTS_WEAK, 13920 ASM_WEAKEN_LABEL): Add. 13921 13922Wed Apr 8 18:21:30 1998 Richard Henderson <rth@cygnus.com> 13923 13924 * alpha/crtbegin.asm, alpha/crtend.asm, alpha/t-crtb: New files. 13925 * configure.in (alpha-*-linux*): Use them. 13926 13927Fri Apr 3 17:02:13 1998 Alexandre Petit-Bianco <apbianco@cygnus.com> 13928 13929 * tree.def (EXPR_WITH_FILE_LOCATION): New tree node definition. 13930 * tree.h (EXPR_WFL_{NODE,FILENAME,FILENAME_NODE,LINENO, 13931 COLNO,LINECOL,SET_LINECOL,EMIT_LINE_NOTE}): New macros. 13932 (build_expr_wfl): New prototype declaration. 13933 * tree.c (build_expr_wfl): New function, to build 13934 EXPR_WITH_FILE_LOCATION nodes. 13935 (copy_node): Don't zero TREE_CHAIN if copying a 13936 EXPR_WITH_FILE_LOCATION node. 13937 * print-tree.c (print_node): Handle EXPR_WITH_FILE_LOCATION. 13938 * expr.c (expand_expr): Handle EXPR_WITH_FILE_LOCATION. 13939 13940Wed Apr 8 12:51:19 1998 Jeffrey A Law (law@cygnus.com) 13941 13942 * configure.in (v850): Use t-v850. 13943 (ix86-wrs-vxworks): Recognize 786 just like other x86 configurations. 13944 13945 * protoize.c (creat, read, write): Do not declare. 13946 13947 * jump.c (mark_jump_label): Record REG_LABEL notes for insns which 13948 refer to the CODE_LABEL before a dispatch table. 13949 13950 * invoke.texi: Add ARC options. 13951 13952 * gcc.c (process_command): Improve error message for -o with 13953 either -c or -S. 13954 13955 * i386/x-cygwin32 (CLIB): Link in advapi32. 13956 13957 * alpha.h (ASM_IDENTIFY_GCC): Define to nothing. 13958 (ASM_IDENTIFY_LANGUAGE): Likewise. 13959 13960 * i386.md (movqi recognizer): Don't perfom byte increment into 13961 a NON_QI_REG_P. 13962 13963 * configure.in (x86-dg-dgux): Run fixinc.dgux. 13964 13965 * i370.h: Fix typo in GEN_INT changes. 13966 13967 * bitmap.c (bitmap_element_allocate): Use "void" for arglist instead 13968 of an empty arglist in prototype. 13969 13970 * Makefile.in: Remove bytecode crud that crept back in after the 13971 gcc2 merge. 13972 139731998-04-08 Brendan Kehoe <brendan@cygnus.com> 13974 13975 * c-lex.h (is_class_name): Fix arg type to be tree, not void. 13976 (make_pointer_declarator, reinit_parse_for_function): Fix typo. 13977 13978Wed Apr 8 06:16:45 1998 Richard Earnshaw (rearnsha@arm.com) 13979 13980 * arm.h (LEGITIMIZE_RELOAD_ADDRESS): Define. 13981 13982Wed Apr 8 00:44:18 1998 Bernd Schmidt (crux@pool.informatik.rwth-aachen.de> 13983 13984 * c-lex.c (is_class_name): Delete declaration. 13985 (whitespace_cr): Make static and add prototype. 13986 * c-lex.h (make_pointer_declarator, reinit_parse_for_function, 13987 yylex, get_directive_line): Turn declarations into prototypes. 13988 (position_after_whitespace, check_newline, yyerror,, is_class_name, 13989 forget_protocol_qualifiers, remember_protocol_qualifiers): Add 13990 prototypes. 13991 * genattr.c (extend_range, write_upcase, gen_attr, write_units): Add 13992 prototypes. 13993 * gencodes.c (gen_insn): Add prototype. 13994 * genconfig.c (walk_insn, gen_insn, gen_expand, gen_split, 13995 gen_peephole): Add prototypes. 13996 * genflags.c (num_operands, gen_proto, gen_nonproto, gen_insn): Add 13997 prototypes. 13998 * gengenrtl.c (type_from_format, accessor_from_format, special_rtx, 13999 special_format, find_formats, gendecl, genmacro, gendef, genlegend, 14000 genheader, gencode): Add prototypes. 14001 * genopinit.c (gen_insn): Add prototype. 14002 * genoutput.c (output_prologue, output_epilogue, scan_operands, 14003 process_template, validate_insn_alternatives, gen_insn, gen_peephole, 14004 gen_expand, gen_split, n_occurrences): Add prototypes. 14005 * genpeep.c (gen_peephole): Add prototype. 14006 * loop.c (find_and_verify_loops, mark_loop_jump, prescan_loop, 14007 reg_in_basic_block_p, consec_sets_invariant_p, libcall_other_reg, 14008 labels_in_range_p, count_loop_regs_set, note_addr_stored, 14009 loop_reg_used_before_p, scan_loop, replace_call_address, 14010 skip_consec_insns, libcall_benefit, ignore_some_movables, 14011 force_movables, combine_movables, rtx_equal_for_loop_p, move_movables, 14012 strength_reduce, valid_initial_value_p, find_mem_givs, record_biv, 14013 check_final_value, record_giv, update_giv_derive, basic_induction_var, 14014 simplify_giv_expr, general_induction_var, consec_sets_giv, 14015 check_dbra_loop, express_from, combine_givs_p, combine_givs, 14016 product_cheap_p, maybe_eliminate_biv, maybe_eliminate_biv_1, 14017 last_use_this_basic_block, record_initial, update_reg_last_use, 14018 iteration_info, analyze_loop_iterations, insert_bct, 14019 instrument_loop_bct, indirect_jump_in_function_p): Turn declarations 14020 into prototypes. 14021 14022Tue Apr 7 21:48:52 1998 Jeffrey A Law (law@cygnus.com) 14023 14024 * pa.h (LEGITIMIZE_RELOAD_ADDRESS): Define. 14025 140261998-04-07 Ken Raeburn <raeburn@cygnus.com> 14027 14028 * config/mips/mips.c (siginfo): Deleted. 14029 (override_options): Don't install SIGINFO signal handler. 14030 14031Tue Apr 7 11:58:04 1998 Jim Wilson <wilson@cygnus.com> 14032 14033 * loop.c (check_dbra_loop): When normalize comparison_val, add check 14034 to verify it is non-negative. 14035 14036Tue Apr 7 02:01:47 1998 Richard Henderson <rth@cygnus.com> 14037 14038 * alpha.c (alpha_expand_block_move): Correctly collect block offsets. 14039 (alpha_expand_block_clear): Likewise. 14040 14041Mon Apr 6 23:36:01 1998 Richard Henderson <rth@cygnus.com> 14042 14043 * tree.h (sizetype_tab): Fix previous change for K&R. 14044 14045Mon Apr 6 22:23:29 1998 Jeff Law (law@cygnus.com) 14046 14047 * version.c: Bump for snapshot. 14048 14049Mon Apr 6 23:16:10 1998 Richard Earnshaw (rearnsha@arm.com) 14050 14051 * configure.in (sparc-*-solaris2*): Add xm-siglist.h to xm_file. 14052 Add USG and POSIX to xm_defines. 14053 14054Mon Apr 6 21:49:57 1998 Bob Manson <manson@charmed.cygnus.com> 14055 14056 * gcc.c: Add linker spec. 14057 (link_command_spec): Use %(linker) instead of ld. 14058 (main): If collect2 is requested as the linker, see if it exists; 14059 if not, use ld instead. 14060 14061 * Makefile.in (USE_COLLECT2): It's named collect2 now, not ld. 14062 (ld): Deleted. 14063 (install-collect2): Install as collect2, not ld. 14064 14065 * configure.in(will_use_collect2): It's named collect2 now. 14066 14067 * collect2: Remove checks to see if we were invoked recursively. 14068 (collect_execute): Use _spawnvp under cygwin32. 14069 14070Mon Apr 6 17:23:41 1998 Jim Wilson <wilson@cygnus.com> 14071 14072 * haifa-sched.c (build_control_flow): Set unreachable for block whose 14073 only predecessor is itself. 14074 14075Mon Apr 6 16:08:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14076 14077 * c-parse.in: Include system.h, and remove stuff now made redundant. 14078 * cccp.c: Likewise. 14079 * cexp.y: Likewise. 14080 * protoize.c: Likewise. Properly check for cpp stringification. 14081 14082 * Makefile.in (c-parse.o, cccp.o, cexp.o, protoize.o, unprotoize.o): 14083 Depend on system.h. 14084 14085 * objc/Make-lang.in (objc-parse.o): Likewise. 14086 14087Mon Apr 6 14:59:58 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14088 14089 * gansidecl.h: Check if compiler supports __attribute__. Provide 14090 definitions for ATTRIBUTE_UNUSED and ATTRIBUTE_PRINTF using 14091 __attribute__ when its available. Also provide definitions for 14092 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2 and ATTRIBUTE_PRINTF_3 in 14093 terms of ATTRIBUTE_PRINTF. 14094 14095 * genoutput.c (process_template): Use ATTRIBUTE_UNUSED in place 14096 of __attribute__. 14097 14098Mon Apr 6 07:17:52 1998 Catherine Moore <clm@cygnus.com> 14099 14100 * combine.c (can_combine_p): Include successor in volatile test. 14101 14102Mon Apr 6 14:16:33 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 14103 14104 * sh.h (CASE_VECTOR_SHORTEN_MODE): Fix logic when to set 14105 offset_unsigned. 14106 14107Mon Apr 6 02:03:29 1998 Jeffrey A Law (law@cygnus.com) 14108 14109 * objc/objc-act.c (encode_aggregate_within): Avoid GNU extensions 14110 in prototype and definition. 14111 14112Mon Apr 6 00:48:56 1998 Jeff Law (law@cygnus.com) 14113 14114 * version.c: Bump for snapshot. 14115 14116Mon Apr 6 00:08:50 1998 Richard Henderson <rth@cygnus.com> 14117 14118 * alpha.c (alpha_expand_block_clear): Add missing offset arg to 14119 alpha_expand_unaligned_store_words. 14120 14121Sun Apr 5 21:31:24 1998 John Wehle (john@feith.com) 14122 14123 * i386.md (movsf_push, movsf_mem): Remove. 14124 (movsf_push): Rename from movsf_push_nomove and move in front of 14125 movsf. Use nonmemory_operand predicate and don't bother checking 14126 TARGET_MOVE. 14127 (movsf_push_memory): New pattern. 14128 (movsf): Don't bother checking for push_operand. If TARGET_MOVE and 14129 both operands refer to memory then force operand[1] into a register. 14130 (movsf_normal): Change to unnamed pattern. 14131 Likewise for movdf, movxf, and friends. 14132 14133Sun Apr 5 18:45:51 1998 Jeff Law (law@cygnus.com) 14134 14135 * version.c: Bump for snapshot. 14136 14137Sun Apr 5 16:31:10 1998 Richard Henderson <rth@cygnus.com> 14138 14139 * configure.in (alpha-dec-osf*): Match osf1.3 correctly. 14140 14141Sun Apr 5 16:53:37 1998 Don Bowman <don@pixsci.com> 14142 14143 * configure.in (mips-wrs-vxworks): New target. 14144 14145Sat Apr 4 23:34:32 1998 Jeff Law (law@cygnus.com) 14146 14147 * expmed.c (synth_mult): The value -1, has no zeros, so it can 14148 never have the form ...011. 14149 14150 * version.c: Bump for snapshot. 14151 14152Sat Apr 4 20:16:46 1998 Richard Henderson <rth@cygnus.com> 14153 14154 * i386.c (asm_output_function_prefix, load_pic_register): 14155 Use ASM_GENERATE_INTERNAL_LABEL properly. 14156 (output_pic_addr_const): Recognize %X to suppress any PIC sym suffix. 14157 (print_operand): Ignore it. 14158 (load_pic_register): Use it for the got load call. 14159 * i386.md (prologue_set_got, prologue_get_pc): Likewise. 14160 (prologue_get_pc_and_set_got): Likewise. 14161 * i386.h: Update print_operand docs. 14162 14163Sat Apr 4 19:08:37 1998 Richard Henderson <rth@cygnus.com> 14164 14165 * i386.md (ffssi, ffshi): Rewrite as define_expands. 14166 (ffssi_1, ffshi_1): New (unspec [] 5) support patterns. 14167 * i386.c (notice_update_cc): Recognize unspec 5. 14168 14169Sat Apr 4 18:07:16 1998 David Mosberger-Tang (davidm@mostang.com) 14170 14171 * alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '(' for s/sv/svi. 14172 * alpha.c (print_operand): Handle it. 14173 * alpha.md (fix_truncsfdi2): Use it. Add earlyclobber pattern 14174 for ALPHA_TP_INSN. 14175 (fix_truncdfdi2): Likewise. 14176 14177Sat Apr 4 17:42:05 1998 Richard Henderson <rth@cygnus.com> 14178 14179 * tree.h (sizetype_tab[2], sbitsizetype, ubitsizetype): Merge all 14180 of these into a single struct, with additional [us]sizetype entries. 14181 * stor-layout.c (set_sizetype): Initialize [us]sizetype. 14182 * fold-const.c (size_int_wide): Don't rely on sizetype_tab being 14183 an array. 14184 14185Sat Apr 4 17:04:41 1998 Richard Henderson <rth@cygnus.com> 14186 14187 * configure.in (alpha-*-linux-*): Undo tm_file changes from gcc2 merge. 14188 14189Sat Apr 4 13:50:01 1998 Richard Henderson <rth@cygnus.com> 14190 14191 * haifa-sched.c (split_block_insns): Don't suppress insn splitting 14192 on subsequent passes. 14193 14194 * alpha.c (hard_fp_register_operand): New function. 14195 * alpha.h (PREDICATE_CODES): Add it. 14196 * alpha.md (extendsidi2): Kill bogus f<-f cvtql+cvtlq case. Add an 14197 f<-m case and accompanying define_split. 14198 (trapb): Use a unique unspec_volatile number. 14199 14200Sat Apr 4 13:32:08 1998 Richard Henderson <rth@cygnus.com> 14201 14202 * configure.in (alpha-*-linux-gnu*): Undo Feb 3 change brought in 14203 from gcc2 merge. 14204 14205Sat Apr 4 10:23:41 1998 Jeffrey A Law (law@cygnus.com) 14206 14207 * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12 14208 for details. 14209 14210 * haifa-sched.c: Mirror recent changes from gcc2. 14211 14212Fri Apr 3 00:17:01 1998 Jeffrey A Law (law@cygnus.com) 14213 14214 * Makefile.in (insn*.o): Depend on system.h. 14215 14216 * pa.c (output_global_address): Initialize base. 14217 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Initialize index. 14218 142191998-04-03 Mike Stump <mrs@wrs.com> 14220 14221 * gthr.h: Support systems that don't have weak, but have threads. 14222 * configure.in (*wrs-vxworks*): Use VxWorks threads by default. 14223 * gthr-vxworks.h: New file. 14224 * objc/thr-vxworks.h: Dummy file from thr-single.c for now. 14225 14226Thu Apr 2 18:00:52 1998 Jim Wilson <wilson@cygnus.com> 14227 14228 * i386.md (movqi+1): Change alternative 1 from *r/r to *r/*rn. 14229 142301998-04-02 Vladimir N. Makarov <vmakarov@cygnus.com> 14231 14232 * ginclude/va-i960.h (va_end): Change void * to void. 14233 14234Thu Apr 2 13:51:10 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14235 14236 * Makefile.in (choose-temp.o): Depend on system.h. 14237 14238 * choose-temp.c: Include system.h when IN_GCC. 14239 14240Thu Apr 2 02:37:07 1998 Joern Rennecke (amylaar@cygnus.co.uk) 14241 Richard Henderson <rth@cygnus.com> 14242 14243 * reload.c (find_reloads_address): Try LEGITIMIZE_RELOAD_ADDRESS. 14244 (move_replacements): New function. 14245 * reload.h: Prototype it. 14246 14247 * alpha.h (LEGITIMIZE_RELOAD_ADDRESS): New definition. 14248 14249Thu Apr 2 01:01:34 1998 Richard Henderson <rth@cygnus.com> 14250 14251 * configure (alpha-*-linuxecoff, alpha-*-linux-gnulibc1): 14252 Run fixincludes. 14253 14254 * emit-rtl.c (gen_lowpart_common): Skip count by HARD_REGNO_NREGS. 14255 (gen_highpart): Likewise. 14256 * final.c (alter_subreg): Allow the target to hook by-mode subreg 14257 hard register number changes. 14258 14259Wed Apr 1 22:26:22 1998 Jeffrey A Law (law@cygnus.com) 14260 14261 * fold-const.c optimze_bit_field_compare): Initialize rnbitpos, 14262 rnbitsize, rnmode and rinner. 14263 (make_range): Initialize type. 14264 (fold): Initialize arg0, arg1 and varop. 14265 14266 * function.c (instantiate_virtual_regs_1): Initialize offset, regnoi 14267 and regnor. 14268 (expand_function_start): Initialize last_ptr. 14269 14270 * stor-layout.c (layout_record): Initialize desired_align. 14271 (get_best_mode): Initialize unit. 14272 14273 * tree.c (copy_node): Initialize length. 14274 14275 * c-lex.c (yylex): Initialize traditional_type, ansi_type and type. 14276 14277 * caller-save.c (insert_save_restore): Initialize pat, code and 14278 numregs. 14279 14280 * emit-rtl.c (push_to_sequence): Initialize top. 14281 (push_topmost_sequence): Likewise. 14282 14283 * genattrtab.c (simplify_by_exploding): Initialize defval. 14284 14285 * profile.c (branch_prob): Initialize dest. 14286 14287 * rtl.h (note_stores): Remove duplicate prototype. 14288 (GEN_INT): Reinstate cast of second arg to HOST_WIDE_INT. 14289 14290 * cplus-dem.c (gnu_special): Don't get confused by .<digits> 14291 strings that are not actually lengths. 14292 14293 * genattrtab.c: Make generated file use system.h, instead of 14294 including stdio.h, etc directly. 14295 * genextract.c, genopinit.c, genoutput.c: Likewise. 14296 * genpeep.c, genrecog.c: Likewise. 14297 14298 * genoutput.c (process_template): Mark operands in the generated 14299 function as potentially unused if compiling with GNU CC. 14300 14301 * i386/freebsd-elf.h (CPP_PREDEFINES): Update from FreeBSD folks. 14302 14303 * pa.md (reload peepholes): Remove unused variable "mode". 14304 14305Wed Apr 1 17:06:19 1998 Nick Clifton <nickc@cygnus.com> 14306 14307 * config/arm/thumb.h: Add super interworking support. 14308 * config/arm/thumb.c: Add super interworking support. 14309 * config/arm/thumb.md: Add super interworking support. 14310 * config/arm/lib1funcs.asm: Add interworking support. 14311 * config/arm/lib1thumb.asm: Add super interworking support. 14312 * config/arm/t-semi: Add interworking support. 14313 * config/arm/t-thumb: Add interworking support. 14314 * config/arm/README-interworking: New file. 14315 14316Wed Apr 1 14:38:10 1998 Jim Wilson <wilson@cygnus.com> 14317 14318 * config/mips/iris6.h (MD_EXEC_PREFIX): Set to /usr/bin/. 14319 (MD_STARTFILE_PREFIX): Unset. 14320 143211998-04-01 Mark Mitchell <mmitchell@usa.net> 14322 14323 * varasm.c (make_decl_rtl): Update the DECL_ASSEMBLER_NAME for a 14324 entity in a local scope. 14325 14326 * fold-const.c (fold): Call truthvalue_conversion for values which 14327 are folded to boolean type. 14328 14329Wed Apr 1 06:09:53 1998 Jeffrey A Law (law@cygnus.com) 14330 14331 * 1750a.md, arm.c, clipper.c, clipper.md: Use GEN_INT consistently. 14332 * convex.h, dsp16xx.c, fx80.md, gmicro.c, gmicro.md: Likewise. 14333 * i370.h, i370.md, i860.c, i860.h, i860.md, i960.c: Likewise. 14334 * i960.h, i960.md, m32r.md, m68k.md, m68kv4.h, m88k.c: Likewise. 14335 * m88k.md, ns32k.c, ns32k.md, pdp11.c, pdp11.h, pdp11.md: Likewise. 14336 * pyr.c, pyr.h, pyr.md, romp.c, romp.h, romp.md: Likewise. 14337 * rs6000.md, sparc.c, sparc.h, sparc.md, spur.c, spur.md: Likewise. 14338 * tahoe.md, vax.h, vax.md, we32k.c, we32k.h, we32k.md: Likewise. 14339 * md.texi: Likewise. 14340 14341Wed Apr 1 08:33:44 1998 Manfred Hollstein <manfred@s-direktnet.de> 14342 14343 * fixincludes (limits.h): Fix nested comments in Motorola's 14344 limits.h and sys/limits.h. 14345 14346Tue Mar 31 16:57:33 1998 Jim Wilson <wilson@cygnus.com> 14347 14348 * alpha.c (alpha_expand_unaligned_load): Use tgt instead of addr 14349 as dest of expand_binop call. 14350 14351 * alpha.md (extzv): Correct check for valid operand[2] values. 14352 14353 * profile.c (branch_prob): Add code to recognize HPPA tablejump entry 14354 branch. 14355 14356 * toplev.c (rest_of__compilation): Call init_recog_no_volatile at end. 14357 14358Mon Mar 30 13:11:05 1998 Stan Cox <scox@cygnus.com> 14359 14360 * libgcc2.c (__main, __do_global_dtors, __do_global_ctors): 14361 For __CYGWIN32__ use the versions in winsup/dcrt0.cc. 14362 14363 * gcc.c, cccp.c, cpplib.c, collect2.c (GET_ENVIRONMENT): Added. 14364 cygwin32 can override this to allow both unix and win32 style PATHs. 14365 14366 * i386/xm-cygwin32.h (GET_ENVIRONMENT): Defined to allow win32 14367 style environment paths. 14368 14369Mon Mar 30 14:43:20 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14370 14371 * Makefile.in (cppalloc.o, cpperror.o, cppexp.o, cpphash.o, 14372 cpplib.o, cppmain.o, fix-header.o, gcov.o, gen-protos.o, 14373 gengenrtl.o, halfpic.o, hash.o, scan-decls.o, scan.o): Depend on 14374 system.h. 14375 14376 * cpphash.c: Include config.h. 14377 * cppalloc.c: Include system.h. Add parameters to various 14378 function prototypes. 14379 * cpperror.c: Likewise. 14380 * cppexp.c: Likewise. 14381 * cpphash.c: Likewise. 14382 * cpplib.c: Likewise. 14383 * cppmain.c: Likewise. 14384 * fix-header.c: Likewise. 14385 * gcov.c: Likewise. 14386 * gen-protos.c: Likewise. 14387 * gengenrtl.c: Likewise. 14388 * halfpic.c: Likewise. 14389 * hash.c: Likewise. 14390 * scan-decls.c: Likewise. 14391 * scan.c: Likewise. 14392 14393Mon Mar 30 11:06:45 1998 Jim Wilson <wilson@cygnus.com> 14394 14395 * README.gnat: Add lang_print_xnode definition. 14396 14397Mon Mar 30 11:12:24 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 14398 14399 * config/m68k/m68k.c (standard_68881_constant_p): Don't use 14400 fmovecr on the 68060. 14401 14402Mon Mar 30 00:21:03 1998 Jeffrey A Law (law@cygnus.com) 14403 14404 * genemit.c (DONE): Rework so that it works in the true arm if 14405 an if-else conditional. 14406 (FAIL): Likewise. 14407 14408Sun Mar 29 12:45:23 1998 Jeffrey A Law (law@cygnus.com) 14409 14410 * rs6000.c: Do not include stdioh or ctype.h anymore. 14411 14412 * Makefile.in (c-typeck.o): Delete on expr.h, insn-codes.h and 14413 $(RTL_H). 14414 (stor-layout.o): Likewise. 14415 * c-typeck.c: Include rtl.h and expr.h. 14416 * stor-layout.c: Likewise. 14417 14418 * cpplib.c (cpp_file_line_for_message): Delete unused parameter. 14419 All callers changed. 14420 (do_sccs): Wrap in an SCCS_DIRECTIVE ifdef. 14421 * fix-header.c (cpp_file_line_for_message): Delete unused parameter. 14422 All callers changed. 14423 14424 * collect2.c (is_in_list): Wrap inside COLLECT_EXPORT_LIST ifdef. 14425 14426 * local-alloc.c (reg_classes_overlap_p): Delete dead function. 14427 14428 * tree.h (lang_print_xnode): Provide prototype. 14429 14430Sat Mar 28 23:50:44 1998 Jeff Law (law@cygnus.com) 14431 14432 * version.c: Bump for snapshot. 14433 14434Sun Mar 29 00:42:21 1998 Jeffrey A Law (law@cygnus.com) 14435 14436 * objc/sendmsg.c (__objc_block_forward): Add braces for return 14437 value if INVISIBLE_STRUCT_RETURN. 14438 14439 * pa.c (arith_double_operand): Fix parens. 14440 14441 * haifa-sched.c (print_pattern): Correct arg to sprintf. 14442 14443 * Makefile.in (libgcc1.null): Make return type for __foo void. 14444 14445Sat Mar 28 14:37:20 1998 Jeffrey A Law (law@cygnus.com) 14446 14447 * pa.h: Add declarations for many functions defined in pa.c. 14448 14449 * genpeep.c (main): Remove unused variable 'i' from the generated 14450 file. 14451 14452 * genemit.c (gen_expand): Do not emit "_done" or "_fail" labels. 14453 (gen_split): Likewise. 14454 (main): Rework generated definitions of DONE and FAIL so that they 14455 no longer use gotos. Avoids warnings about unused labels. 14456 14457 * integrate.c (copy_rtx_and_substitute): Rework to avoid need for 14458 unused "junk" variable. 14459 14460 * genattrtab.c (write_complex_function): Add a default case in 14461 generated switch statement to keep -W -Wall quiet. 14462 14463Sat Mar 28 10:47:21 1998 Nick Clifton <nickc@cygnus.com> 14464 14465 * invoke.texi: Document more ARM and Thumb command line options. 14466 14467 * config/arm/xm-thumb.h: New file. 14468 14469Sat Mar 28 01:37:33 1998 Craig Burley <burley@gnu.ai.mit.edu> 14470 14471 * stmt.c (expand_expr_stmt): Must generate code for 14472 statements within an expression (gcc's `({ ... )}') 14473 even if -fsyntax-only. 14474 14475Sat Mar 28 01:06:12 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> 14476 Jeffrey A Law (law@cygnus.com) 14477 14478 * basic-block.h (basic_block_computed_jump_target): Declare. 14479 * flags.h (current_function_has_computed_jump): Declare. 14480 * flow.c (basic_block_computed_jump_target): Define. 14481 (flow_analysis): Allocate it. Set current_function_has_computed_jump 14482 to 0. 14483 (find_basic_blocks): Set current_function_has_computed_jump and 14484 elements of basic_block_computed_jump_target to 1 as appropriate. 14485 * function.c (current_function_has_computed_jump): Define. 14486 * global.c (global_conflicts): Don't allocate pseudos into stack regs 14487 at the start of a block that is reachable by a computed jump. 14488 * reg-stack.c (stack_reg_life_analysis): If must restart, do so 14489 immediately. 14490 (subst_stack_regs): Undo change from Sep 4 1997. 14491 (uses_reg_or_mem): Now unused, deleted. 14492 * stupid.c (stupid_life_analysis): Compute 14493 current_function_has_computed_jump. 14494 (stupid_find_reg): Don't allocate stack regs if the function has a 14495 computed goto. 14496 * haifa-sched.c (is_cfg_nonregular): Delete code to determine if 14497 the current function has a computed jump. Use the global value 14498 instead. 14499 14500Sat Mar 28 00:21:37 1998 Jeffrey A Law (law@cygnus.com) 14501 14502 * i386/freebsd.h (CPP_PREDEFINES): Remove __386BSD__. 14503 (DWARF2_UNWIND_INFO): Define to zero. 14504 14505Fri Mar 27 16:04:49 1998 Michael Meissner <meissner@cygnus.com> 14506 14507 * gcc.c (set_std_prefix): Add declaration. 14508 (process_command): If GCC_EXEC_PREFIX is set, remove /lib/gcc-lib/ 14509 suffix, and update the standard prefix prefix.c uses. 14510 14511 * prefix.c (std_prefix): New global to hold default prefix value. 14512 (get_key_value): Change to use std_prefix instead of PREFIX. 14513 (translate_name): Likewise. 14514 (update_path): Likewise. 14515 (get_key_value): Release allocated scratch storage. 14516 (set_std_prefix): New function to reset the standard prefix. 14517 14518Fri Mar 27 18:08:21 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 14519 14520 * sh.c (find_barrier): Fix calculations for alignment increase. 14521 14522Fri Mar 27 08:56:52 1998 Manfred Hollstein <manfred@s-direktnet.de> 14523 14524 * Makefile.in (stmp-fixinc): If we're actually fixing include 14525 files, copy gcc's assert.h into the fixed include dir. 14526 * fixincludes (assert.h): Avoid any attempts to fix a probably 14527 broken system specific assert.h file. 14528 * fixproto (stdlib.h): Make sure, it'll contain a definition of 14529 size_t. 14530 14531Fri Mar 27 00:49:46 1998 Jeffrey A Law (law@cygnus.com) 14532 14533 * regclass.c (reg_scan_mark_refs): Be more selective about 14534 when we mark a register with REGNO_POINTER_FLAG. 14535 14536Thu Mar 26 23:00:11 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 14537 14538 reload inheritance improvement: 14539 * reload1.c (reg_reloaded_contents, reg_reloaded_insn): 14540 Change meaning: index is now hard reg number. 14541 (reg_reloaded_valid, reg_reloaded_dead): New variables. 14542 (reload_spill_index): Content is now a hard reg number. 14543 (reload_as_needed): Change to fit new variable meaning. 14544 (forget_old_reloads_1, allocate_reload_reg): Likewise. 14545 (choose_reload_regs, emit_reload_insns): Likewise. 14546 14547Thu Mar 26 18:34:13 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 14548 14549 * regclass.c (record_reg_classes): '?' increases cost by two. 14550 14551 * reload.c (find_reloads): Double previous costs. Output 14552 reloads cost one unit extra. 14553 14554 * reload1.c (eliminate_regs): Delete LOAD_EXTENDED_OP code that 14555 boiled down to && ! 0. 14556 14557 * reload.c (find_equiv_reg): Also consider a goal offset from the 14558 frame pointer to be constant. 14559 14560Thu Mar 26 17:34:46 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 14561 14562 * sh.h (OPTIMIZATION_OPTIONS): Define. 14563 14564Thu Mar 26 00:19:47 1998 Richard Henderson <rth@cygnus.com> 14565 14566 * combine.c (make_compound_operation): Simplify (subreg (*_extend) 0). 14567 14568Wed Mar 25 23:53:11 1998 Jeffrey A Law (law@cygnus.com) 14569 14570 * pa.c (pa_adjust_cost): Avoid redundant calls to get_attr_type. 14571 14572Wed Mar 25 13:40:48 1998 Jim Wilson <wilson@cygnus.com> 14573 14574 * c-common.c (check_format_info): Initialize type, is_type. New local 14575 integral_format. Don't warn for 'L' when pedantic. Do warn for 'L' 14576 when pedantic if used with integral format specifier. 14577 14578Wed Mar 25 16:09:01 1998 Michael Meissner <meissner@cygnus.com> 14579 14580 * rs6000.h (FUNCTION_ARG_PADDING): Cast result to be enum 14581 direction. 14582 (function_arg_padding): Declare. 14583 14584 * rs6000.c: Include system.h. 14585 (function_arg_padding): Change return type to int, cast enum's to 14586 int. 14587 14588 (From Kaveh R. Ghazi <ghazi@caip.rutgers.edu>) 14589 * collect2.c (scan_prog_file): Add explicit braces to avoid 14590 ambiguous `else'. 14591 14592 * dbxout.c (dbxout_type_fields): Add braces around empty body in 14593 an if-statement. 14594 (dbxout_type): Likewise. 14595 14596 * rs6000.c (rs6000_override_options): Change type of `i', `j' and 14597 `ptt_size' from int to size_t. 14598 (rs6000_file_start): Likewise for `i'. 14599 (rs6000_replace_regno): Add default case in enumeration switch. 14600 (output_epilog): Remove unused variable `i'. 14601 (rs6000_longcall_ref): Remove unused variables `len', `p', `reg1' 14602 and `reg2'. 14603 14604 * rs6000.h (ADDITIONAL_REGISTER_NAMES): Add missing braces around 14605 initializer. 14606 (get_issue_rate, non_logical_cint_operand): Add prototype. 14607 (rs6000_output_load_toc_table): Likewise. 14608 14609 * rs6000.md (udivmodsi4): Add explicit braces to avoid ambiguous 14610 `else'. 14611 14612Wed Mar 25 10:05:19 1998 Nick Clifton <nickc@cygnus.com> 14613 14614 * config/arm/thumb.c: New File. Support for ARM's Thumb 14615 instruction set. 14616 * config/arm/thumb.h: New File. Thumb definitions. 14617 * config/arm/thumb.md: New File. Thumb machine description. 14618 * config/arm/tcoff.h: New File. Thumb COFF support. 14619 * config/arm/t-thumb: New File. Thumb makefile fragment. 14620 * config/arm/lib1thumb.asm: New File. Thumb libgcc support functions. 14621 14622 * configure.in: Add Thumb-coff target. 14623 * configure: Add Thumb-coff target. 14624 * config.sub: Add Thumb-coff target. 14625 14626Wed Mar 25 10:30:32 1998 Jim Wilson <wilson@cygnus.com> 14627 14628 * loop.c (scan_loop): Initialize move_insn_first to zero. 14629 14630Wed Mar 25 01:06:49 1998 Joel Sherrill (joel@OARcorp.com) 14631 14632 * config/i386/go32-rtems.h: Defined TARGET_MEM_FUNCTIONS. 14633 * config/i386/rtems.h: Likewise. 14634 * config/i960/rtems.h: Likewise. 14635 * config/m68k/rtems.h: Likewise. 14636 * config/mips/rtems64.h: Likewise. 14637 * config/pa/rtems.h: Likewise. 14638 * config/rs6000/rtems.h: Likewise. 14639 * config/sh/rtems.h: Likewise. 14640 * config/sparc/rtems.h: Likewise. 14641 14642Wed Mar 25 00:57:26 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 14643 14644 * pa.c (emit_move_sequence): If in reload, call find_replacement. 14645 14646Tue Mar 24 10:44:11 1998 Nick Clifton <nickc@cygnus.com> 14647 14648 * Makefile.in (gcov$(exeext)): Support .exe extension to gcov. 14649 14650 * collect2.c (find_a_file): Add debugging. 14651 (find_a_file): Test for win32 style absolute paths if 14652 DIR_SERPARATOR is defined. 14653 (prefix_from_string): Add debugging. 14654 (main): Test for debug command line switch at start of program 14655 execution. 14656 (main): Use GET_ENVIRONMENT rather than getenv(). 14657 (prefix_from_env): Use GET_ENVIRONMENT. 14658 146591998-03-24 Mark Mitchell <mmitchell@usa.net> 14660 14661 * cplus-dem.c (optable): Add sizeof. 14662 (demangle_template_value_parm): New function containing code 14663 previously found in demangle_template. 14664 (demangle_integral_value): New function which handles complicated 14665 integral expressions. 14666 (demangle_template): Use them. 14667 14668Tue Mar 24 12:13:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14669 14670 * Makefile.in (genconfig.o, genflags.o, gencodes.o, genemit.o, 14671 genopinit.o, genrecog.o, genextract.o, genpeep.o, genattr.o, 14672 genattrtab.o, genoutput.o): Depend on system.h. 14673 14674 * genattr.c: Include system.h. Add arguments to various function 14675 prototypes. Remove redundant prototype of read_rtx(). 14676 * genattrtab.c: Likewise. 14677 * gencodes.c: Likewise. 14678 * genconfig.c: Likewise. 14679 * genemit.c: Likewise. 14680 * genextract.c: Likewise. 14681 * genflags.c: Likewise. 14682 * genopinit.c: Likewise. 14683 * genoutput.c: Likewise. 14684 * genpeep.c: Likewise. 14685 * genrecog.c: Likewise. 14686 146871998-03-24 Martin von Loewis <loewis@informatik.hu-berlin.de> 14688 14689 * c-lang.c (lang_print_xnode): New function. 14690 * objc/objc-act.c (lang_print_xnode): Likewise. 14691 * print-tree.c (print_node): Call it 14692 14693Mon Mar 23 23:59:11 1998 H.J. Lu (hjl@gnu.org) 14694 14695 * c-parse.in: Recognize protocol qualifiers in class 14696 definitions for objc. 14697 Include "output.h". 14698 (yyerror): Remove redundant decl. 14699 (yyprint): Fix prototype. 14700 14701Mon Mar 23 23:49:47 1998 Jeffrey A Law (law@cygnus.com) 14702 14703 * cse.c (rtx_cost): Only call CONST_COSTS if it is defined. 14704 14705 * stmt.c (unroll_block_trees): Free block_vector if needed. 14706 14707Mon Mar 23 23:26:42 1998 Philippe De Muyter <phdm@macqel.be> 14708 14709 * m68k/m68k.md (zero_extendqidi2, zero_extendhidi2): New patterns. 14710 (zero_extendsidi2): Avoid useless copy. 14711 (iordi_zext): New pattern. 14712 (iorsi_zexthi_ashl16): Pattern reworked to avoid "0" constraint for 14713 operand 2. 14714 (iorsi_zext): New name for old unnamed pattern; indentation fixes. 14715 14716 * m68k/m68k.md (ashldi_const): Allow shift count in range ]32,63]. 14717 (ashldi3): Allow constant shift count in range ]32,63]. 14718 (ashrdi_const, ashrid3, lshrdi_const, lshrdi3): Likewise. 14719 147201998-03-22 Mark Mitchell <mmitchell@usa.net> 14721 14722 * tree.h (IS_EXPR_CODE_CLASS): New macro. 14723 14724Mon Mar 23 23:18:48 1998 Jeffrey A Law (law@cygnus.com) 14725 14726 * h8300.h (CONST_COSTS): Remove definition. 14727 (DEFAULT_RTX_COSTS): Define. 14728 14729Mon Mar 23 22:58:22 1998 Joel Sherrill (joel@OARcorp.com) 14730 14731 * config/sh/rtems.h: Switched from ELF to COFF. 14732 14733Mon Mar 23 14:14:20 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 14734 14735 * freebsd.h (ASM_OUTPUT_ALIGN): Redefine. 14736 14737Sat Mar 21 23:52:56 1998 Jeff Law (law@cygnus.com) 14738 14739 * version.c: Bump for snapshot. 14740 14741Sun Mar 22 00:50:42 1998 Nick Clifton <nickc@cygnus.com> 14742 Geoff Noer <noer@cygnus.com> 14743 14744 * Makefile.in: Various fixes for building cygwin32 native toolchains. 14745 14746 * objc/Makefile.in: Various fixes for building cygwin32 native toolchains. 14747 * objc/Make-lang.in: Likewise. 14748 14749 * config/i386/xm-cygwin32.h (PATH_SEPARATOR): Set to a semi-colon. 14750 14751Sun Mar 22 00:21:46 1998 R. Ganesan <rganesan@novell.com> 14752 14753 * configure.in: Handle with-PACKAGE=no correctly 14754 14755Fri Mar 20 17:36:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14756 14757 * Makefile.in (alias.o, bitmap.o, c-aux-info.o, c-common.o, 14758 c-decl.o, c-iterate.o, c-lang.o, c-lex.o, c-pragma.o, c-typeck.o, 14759 caller-save.o, calls.o, collect2.o, combine.o, cse.o, dbxout.o, 14760 dwarf2out.o, dwarfout.o, emit-rtl.o, except.o, explow.o, expmed.o, 14761 expr.o, final.o, flow.o, function.o, getpwd.o, global.o, 14762 integrate.o, jump.o, local-alloc.o, loop.o, optabs.o, pexecute.o, 14763 prefix.o, print-rtl.o, print-tree.o, profile.o, real.o, recog.o, 14764 reg-stack.o, regclass.o, regmove.o, reload.o, reload1.o, reorg.o, 14765 rtl.o, rtlanal.o, sdbout.o, stmt.o, stor-layout.o, stupid.o, 14766 tlink.o, toplev.o, tree.o, unroll.o, varasm.o, xcoffout.o): Depend 14767 on system.h. 14768 14769 * alias.c, bitmap.c, c-aux-info.c, c-common.c, c-decl.c, 14770 c-iterate.c, c-lang.c, c-lex.c, c-pragma.c, c-typeck.c, 14771 caller-save.c, calls.c, collect2.c, combine.c, cse.c, dbxout.c, 14772 dwarf2out.c, dwarfout.c, emit-rtl.c, except.c, explow.c, expmed.c, 14773 expr.c, final.c, flow.c, function.c, gcc.c, getpwd.c, global.c, 14774 integrate.c, jump.c, local-alloc.c, loop.c, optabs.c, pexecute.c, 14775 prefix.c, print-rtl.c, print-tree.c, profile.c, real.c, recog.c, 14776 reg-stack.c, regclass.c, regmove.c, reload.c, reload1.c, reorg.c, 14777 rtl.c, rtlanal.c, sched.c, sdbout.c, stmt.c, stor-layout.c, 14778 stupid.c, tlink.c, toplev.c, tree.c, unroll.c, varasm.c, 14779 xcoffout.c: Include system.h. Organize include ordering so 14780 that stdarg/varargs comes before other system headers. Remove 14781 spurious casts of functions assured of a prototype in system.h. 14782 14783Fri Mar 20 11:19:40 1998 Stan Cox <scox@equinox.cygnus.com> 14784 14785 * reg-stack.c (pop_stack): Define. Pops any register on the 14786 regstack and adjusts regstack. 14787 (compare_for_stack_reg): Use pop_stack. 14788 14789Thu Mar 19 23:51:01 1998 Jeffrey A Law (law@cygnus.com) 14790 14791 * configure.in (hppa1.0-hp-hpux10): Handle threads for this 14792 config too. 14793 14794Thu Mar 19 20:30:31 1998 Philippe De Muyter <phdm@macqel.be> 14795 14796 * libgcc2.c (exit): Do not call __bb_exit_func if HAVE_ATEXIT. 14797 14798 * fold-const.c (fold): Replace sign-extension of a zero extended 14799 value by a single zero extension. 14800 14801Thu Mar 19 00:58:07 1998 Jason Merrill <jason@yorick.cygnus.com> 14802 14803 * except.c (init_eh): Do nothing. 14804 (save_eh_status): Call init_eh_for_function, not init_eh. 14805 * function.c (push_function_context_to): Don't call init_emit. 14806 14807Thu Mar 19 13:39:52 1998 Michael Meissner <meissner@cygnus.com> 14808 14809 * rs6000/sysv4.h (RELATIVE_PREFIX_NOT_LINKDIR): Undef for System V 14810 and EABI. 14811 14812Thu Mar 19 10:10:36 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14813 14814 * final.c (shorten_branches): Add parentheses around +/- in 14815 operand of &. 14816 14817 * flow.c (life_analysis): Wrap variable `i' in macro ELIMINABLE_REGS. 14818 14819Thu Mar 19 09:15:17 1998 Manfred Hollstein <manfred@s-direktnet.de> 14820 14821 * regclass.c (memory_move_secondary_cost): Wrap uses of 14822 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS 14823 with #ifdef tests. 14824 14825Thu Mar 19 09:06:35 1998 Manfred Hollstein <manfred@s-direktnet.de> 14826 14827 * config/m68k/m68k.md (addqi3): Fix typo gen_INT vs. GEN_INT. 14828 14829 * flow.c (life_analysis): #include <sys/types.h> to make sure 14830 size_t is defined. 14831 * cplus-dem.c (demangle_function_name): Likewise. 14832 14833Thu Mar 19 09:00:01 1998 Manfred Hollstein <manfred@s-direktnet.de> 14834 14835 * final.c (insn_noperands): Change type to unsigned int. 14836 (final_scan_insn): Likewise for noperands; 14837 properly check operand number boundaries. 14838 14839Wed Mar 18 16:20:30 1998 Richard Henderson <rth@cygnus.com> 14840 14841 * alpha.md (extzv): Don't reject register operands. Fix 14842 mode of operand 1. 14843 14844Wed Mar 18 16:14:23 1998 Richard Henderson <rth@cygnus.com> 14845 14846 * dbxout.c (dbxout_function_end): Fix last change. The correct 14847 predicate is ASM_OUTPUT_SECTION_NAME. 14848 14849Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com> 14850 14851 * sh.md (ashlsi_c-1): Delete 3rd argument to gen_ashlsi_c. 14852 (ashlsi): Use match_dup 1 instead of match_operand 2. 14853 14854Wed Mar 18 13:46:07 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 14855 14856 * fold-const.c (operand_equal_for_comparison_p): See if equal 14857 when nop conversions are removed. 14858 14859Wed Mar 18 13:42:01 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 14860 14861 * expr.c (expand_expr, case COND_EXPR): If have conditional move, 14862 don't use ORIGINAL_TARGET unless REG. 14863 14864Wed Mar 18 16:53:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 14865 14866 * netbsd.h (ASM_OUTPUT_ALIGN): Redefine. 14867 14868Wed Mar 18 12:43:20 1998 Jim Wilson <wilson@cygnus.com> 14869 14870 * loop.c (struct movable): New field move_insn_first. 14871 (scan_loop): In consec sets code, set it. Clear it otherwise. 14872 (move_movables): In consec sets code, use it. Copy REG_NOTES from 14873 p to i1 only if i1 does not have REG_NOTES. Delete obsolete ifdefed 14874 out code. 14875 14876Wed Mar 18 09:52:56 1998 Richard Henderson <rth@cygnus.com> 14877 14878 * rtl.c (read_rtx): Fall back on homebrew atoll if HOST_WIDE_INT 14879 is large, and the system doesn't provide atoll or atoq. 14880 (atoll): New. 14881 14882 * alpha/xm-vms.h (HAVE_ATOLL): Define. 14883 Reported by Klaus Kaempf <kkaempf@progis.de>. 14884 14885Wed Mar 18 09:56:26 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 14886 14887 * c-lang.c (finish_file): Wrap variable `void_list_node' with macro 14888 test !ASM_OUTPUT_CONSTRUCTOR || !ASM_OUTPUT_DESTRUCTOR. 14889 14890 * calls.c (emit_call_1): Wrap variable `already_popped' with macro 14891 test !ACCUMULATE_OUTGOING_ARGS. 14892 14893 * collect2.c (write_c_file_glob): Wrap function definition in 14894 macro test !LD_INIT_SWITCH. 14895 14896 * combine.c (try_combine): Wrap variables `cc_use' and 14897 `compare_mode' in macro test EXTRA_CC_MODES. 14898 14899 * cpplib.c (do_ident): Remove unused variable `len'. 14900 (skip_if_group): Remove unused variables `at_beg_of_line' and 14901 `after_ident'. 14902 (cpp_get_token): Remove unused variable `dummy'. 14903 14904 * dbxout.c (scope_labelno): Move static variable definition inside 14905 the one function scope where it is used. 14906 (dbxout_function_end): Wrap prototype and definition in 14907 macro test !NO_DBX_FUNCTION_END. 14908 14909 * dwarf2out.c (add_subscript_info): Wrap variable `dimension_number' 14910 in macro test !MIPS_DEBUGGING_INFO. 14911 14912 * expr.c (expand_builtin_setjmp): Move declaration of variable `i' 14913 into the scope where it is used. Wrap empty else-statement body 14914 in braces. 14915 14916 * fix-header.c: Fix typo in comment. 14917 (inf_skip_spaces): Cast results of INF_UNGET to (void). 14918 (check_protection, main): Likewise. 14919 14920 * flow.c (find_basic_blocks_1): Remove dangling comment text. 14921 14922 * function.c (contains): Wrap prototype and definition in macro 14923 test HAVE_prologue || HAVE_epilogue. 14924 (fixup_var_refs_1): Remove unused variable `width'. 14925 14926 * gen-protos.c (main): Remove unused variable `optr'. 14927 14928 * haifa-sched.c (debug_control_flow): Remove unused variable `j'. 14929 14930 * libgcc2.c (__udiv_w_sdiv): Provide dummy return value of 0. 14931 (__sjpopnthrow): Remove unused variable `jmpbuf'. 14932 (__throw): Remove unused variable `val'. 14933 14934 * protoize.c: Check for a previously existing definition before 14935 defining *_OK macros. 14936 14937 * scan-decls.c (scan_decls): Remove unused variable `old_written'. 14938 14939Tue Mar 17 00:45:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 14940 14941 * vax.h (ADDR_VEC_ALIGN): Define. 14942 14943Mon Mar 16 15:57:17 1998 Michael Meissner <meissner@cygnus.com> 14944 14945 * gcc.c (default_arg): Don't wander off the end of allocated 14946 memory. 14947 14948 (From Geoffrey Keating <geoffk@ozemail.com.au>) 14949 * rs6000.c (small_data_operand): Ensure that any address 14950 referenced relative to the small data area is inside the SDA. 14951 14952Mon Mar 16 12:55:15 1998 Jim Wilson <wilson@cygnus.com> 14953 14954 * config/m68k/netbsd.h (ASM_SPEC): Add %{m68060}. 14955 14956Mon Mar 16 15:50:20 1998 Andrew MacLeod <amacleod@cygnus.com> 14957 14958 * except.h (in_same_eh_region): New prototype. 14959 (free_insn_eh_region, init_insn_eh_region): New prototypes. 14960 * except.c (insn_eh_region, maximum_uid): New static variables. 14961 (set_insn_eh_region): New static function to set region numbers. 14962 (free_insn_eh_region): New function to free EH region table. 14963 (init_insn_eh_region): New function to initialize EH region table. 14964 (in_same_eh_region): New function used to determine if two rtl 14965 instructions are in the same exception region or not. 14966 * final.c (final): Initialize the table indicating which instructions 14967 belong in which exception region. 14968 * genpeep.c (main): Add "except.h" to include file list in generated 14969 file insn-peep.c. 14970 * config/sparc/sparc.md: Add calls to 'in_same_eh_region' in 4 14971 peepholes involving calls and unconditional branches. 14972 14973Mon Mar 16 11:16:50 1998 Jim Wilson <wilson@cygnus.com> 14974 14975 * README.gnat: New file. 14976 14977Mon Mar 16 11:14:20 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 14978 14979 * config/m68k/m68k.c: Include <stdlib.h> for atoi. Include 14980 "recog.h" for offsettable_memref_p. 14981 (legitimize_pic_address): Remove unused variable `offset'. 14982 (notice_update_cc): Change return type to void. Add default label 14983 to switch. 14984 (standard_68881_constant_p): Remove unused variable mode. 14985 (print_operand): Define local variable i only if SUPPORT_SUN_FPA. 14986 (const_int_cost): Explicitly declare as returning int. 14987 (output_dbcc_and_branch): Change return type to void. 14988 14989 * config/m68k/linux.h, config/m68k/m68k.md, config/m68k/m68k.c, 14990 config/m68k/m68k.h: Replace gen_rtx (XXX, ...) with gen_rtx_XXX 14991 (...). Use GEN_INT instead of gen_rtx_CONST_INT. 14992 14993Sun Mar 15 22:30:44 1998 Jeff Law (law@cygnus.com) 14994 14995 * version.c: Bump for snapshot. 14996 14997Fri Mar 13 11:30:12 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 14998 14999 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Fix logic in range 15000 check for 'M' constraint. 15001 15002Thu Mar 12 14:47:14 1998 Jim Wilson <wilson@cygnus.com> 15003 15004 * cccp.c (create_definition): If pedantic, call pedwarn for macro 15005 varargs feature. 15006 15007Thu Mar 12 13:43:25 1998 Bernd Schmidt <crux@Pool.Informatik.RWTH-Aachen.DE> 15008 15009 * i386.c (ix86_logical_operator): New function. 15010 (split_di): Ensure that when a MEM is split, the resulting MEMs have 15011 SImode. 15012 * i386.md (anddi3, xordi3, iordi3): New patterns. Add a define_split 15013 to implement them. 15014 15015Thu Mar 12 15:13:16 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 15016 Richard Earnshaw <rearnsha@arm.com> 15017 Nick Clifton <nickc@cygnus.com> 15018 15019 * tm.texi (DEFAULT_RTX_COSTS): Document new macro. 15020 15021 * arm.h (DEFAULT_RTX_COSTS): Define instead of RTX_COSTS. 15022 15023 * cse.c (rtx_cost): Provide a default case in an enumeration 15024 switch, and call DEFAULT_RTX_COSTS if it's defined. 15025 15026Thu Mar 12 10:02:38 1998 Manfred Hollstein <manfred@s-direktnet.de> 15027 15028 * basic-block.h (compute_preds_succs): Change return type in 15029 prototype to void. 15030 * flow.c (compute_preds_succs): Likewise in function definition. 15031 15032 * regmove.c (find_matches): Cast char used as array index to unsigned char 15033 to suppress warning. 15034 15035Thu Mar 12 09:39:40 1998 Manfred Hollstein <manfred@s-direktnet.de> 15036 15037 * i386.h (RTX_COSTS): Insert braces around nested if. 15038 (ADDITIONAL_REGISTER_NAMES): Insert braces around structured 15039 elements. 15040 15041 * gcc.c (default_compilers): Properly put brackets around array elements in 15042 initializer. 15043 15044 * getopt.c (_getopt_internal): Add explicit braces around nested if; 15045 reformatted. 15046 15047 * reg-stack.c (record_asm_reg_life): Add explicit braces around nested if's. 15048 (record_reg_life_pat): Add explicit parens around && and || in expression. 15049 (stack_reg_life_analysis): Add parens around assignment used as expression. 15050 (convert_regs): Likewise. 15051 15052Thu Mar 12 09:25:29 1998 Manfred Hollstein <manfred@s-direktnet.de> 15053 15054 * bitmap.c (bitmap_element_allocate): Remove unused parameter; 15055 change callers accordingly. 15056 15057 * cplus-dem.c (arm_special): Remove unused parameter work in prototype 15058 and definition; change all callers accordingly. 15059 15060 * except.c (init_eh): Avoid assignment of unused return value of 15061 build_pointer_type; cast it to void, instead, and remove unused 15062 variable type. 15063 15064 * gcc.c (lang_specific_driver): Define prototype only #ifdef 15065 LANG_SPECIFIC_DRIVER. 15066 (temp_names): Define only #ifdef MKTEMP_EACH_FILE. 15067 15068 * genoutput.c (output_epilogue): Initialize next_name to 0. 15069 15070 * real.c (efrexp): #if 0 prototype and function definition. 15071 (eremain): Likewise. 15072 (uditoe): Likewise. 15073 (ditoe): Likewise. 15074 (etoudi): Likewise. 15075 (etodi): Likewise. 15076 (esqrt): Likewise. 15077 15078 * reload.c (push_secondary_reload): Define prototype only 15079 #ifdef HAVE_SECONDARY_RELOADS. 15080 15081 * varasm.c (assemble_static_space): Define rounded only 15082 #ifndef ASM_OUTPUT_ALIGNED_LOCAL. 15083 15084Thu Mar 12 09:11:35 1998 Manfred Hollstein <manfred@s-direktnet.de> 15085 15086 * i386.md (andsi): Add default case in enumeration switch. 15087 (iorsi3): Likewise. 15088 (iorhi3): Likewise. 15089 (xorsi3): Likewise. 15090 15091Thu Mar 12 08:37:02 1998 Manfred Hollstein <manfred@s-direktnet.de> 15092 15093 * c-decl (finish_struct): Change type of min_align to unsigned. 15094 15095 * cplus-dem.c (demangle_function_name): Change type of variable i to size_t; 15096 remove unused variable len. 15097 15098 * dwarf2out.c (reg_save): Add explicit cast of -1 to unsigned and a 15099 comment indicating this is proper behavior. 15100 (reg_loc_descriptor): Remove redundant comparison of unsigned variable 15101 reg >= 0. 15102 (based_loc_descr): Likewise. 15103 15104 * enquire.c (bitpattern): Change type of variable i to unsigned. 15105 15106 * final.c (output_asm_insn): Don't cast insn_noperands to unsigned. 15107 15108 * flow.c (life_analysis): Change type of variable i to size_t; 15109 remove unused variable insn. 15110 15111 * gcc.c (translate_options): Change type of variables optlen, arglen and 15112 complen to size_t. 15113 (input_filename_length): Change type to size_t. 15114 (do_spec_1): Change type of variable bufsize to size_t. 15115 (main): Change type of variables i and j to size_t; 15116 remove subblock local definition of variable i. 15117 (lookup_compiler): Change type of second argument to size_t; 15118 change type of variable i to size_t. 15119 15120 * genemit.c (output_init_mov_optab): Change type of variable i to size_t. 15121 15122 * genopinit.c (get_insn): Change type of variable pindex to size_t. 15123 15124 * genrecog.c (add_to_sequence): Change type of variable i to size_t. 15125 15126 * global.c (global_alloc): Change type of variable i to size_t. 15127 15128 * regclass.c (init_reg_sets): Change type of variables i and j to unsigned. 15129 15130 * stmt.c (expand_end_bindings): Change type of variable i to size_t. 15131 (expand_end_case): Change type of variable count to size_t. 15132 15133 * toplev.c (main): Change type of variable j to size_t. 15134 (set_target_switch): Change type of variable j to size_t. 15135 (print_switch_values): Change type of variable j to size_t; 15136 remove unused variable flags. 15137 15138 * varasm.c (assemble_variable): Change type of variable align to size_t. 15139 (const_hash_rtx): Change type of variable i to size_t. 15140 151411998-03-11 Mark Mitchell <mmitchell@usa.net> 15142 15143 * dbxout.c (dbxout_type_methods): Only treat TYPE_METHODS as a 15144 TREE_VEC if that's what it really is. 15145 15146Wed Mar 11 15:16:01 1998 Michael Meissner <meissner@cygnus.com> 15147 15148 * {haifa-,}sched.c (rank_for_schedule): Only take void * arguments 15149 as per ISO C spec. 15150 15151Wed Mar 11 12:05:20 1998 Teemu Torma <tot@trema.com> 15152 15153 * gthr.h: Changed the comment about return values. 15154 * gthr-solaris.h (__gthread_once): Do not use errno; return the 15155 error number instead of -1. 15156 (__gthread_key_create): Any nonzero return value is an error. 15157 * libgcc2.c (eh_context_initialize): Check for nonzero return 15158 value from __gthread_once. 15159 Check that the value of get_eh_context was really changed. 15160 15161Wed Mar 11 18:26:25 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 15162 15163 * sh.h (LOOP_ALIGN): Only align when optimizing. 15164 * sh.c (find_barrier): Clear inc for CODE_LABELs. 15165 When not optimizing, calculate alignment for BARRIERs directly. 15166 15167Wed Mar 11 15:07:18 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 15168 15169 * final.c (shorten_branches): Remove conditionalizing on 15170 SHORTEN_WITH_ADJUST_INSN_LENGTH. 15171 * sh.h, pa.h (SHORTEN_WITH_ADJUST_INSN_LENGTH): Remove. 15172 15173Wed Mar 11 02:37:41 1998 Jeffrey A Law (law@cygnus.com) 15174 15175 * flow.c (find_basic_blocks_1): Keep the cfg accurate when removing 15176 an unconditional jump around deleted blocks. 15177 15178Mon Mar 9 12:02:23 1998 Jim Wilson <wilson@cygnus.com> 15179 15180 * profile.c (branch_prob): If see computed goto, call fatal instead of 15181 abort. 15182 15183 * config/mips/sni-svr4.h (CPP_PREDEFINE): Add -DSNI and -Dsinix. 15184 15185 * configure.in (alpha-dec-osf): Add default case for osf* to switch. 15186 Patch from Bruno Haible. 15187 15188 * function.c (put_reg_into_stack): Copy MEM_IN_STRUCT_P from new. 15189 (assign_parms): Set aggregate if hide_last_arg and last_named. 15190 15191Mon Mar 9 19:57:56 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 15192 15193 * final.c (shorten_branches): Initialize insn_addresses. 15194 15195Mon Mar 9 14:10:23 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 15196 15197 * sh.h (MUST_PASS_IN_STACK): Define. 15198 15199Sun Mar 8 13:01:56 1998 Jeffrey A Law (law@cygnus.com) 15200 15201 * final.c (shorten_branches): Fix minor logic error in 15202 ADDR_DIFF_VEC shortening support. 15203 15204Sun Mar 8 02:17:42 1998 Jeff Law (law@cygnus.com) 15205 15206 * version.c: Bump for snapshot. 15207 15208Sat Mar 7 00:54:15 1998 Jeffrey A Law (law@cygnus.com) 15209 15210 * haifa-sched.c (is_cfg_nonregular): Change return type to 15211 an int. No longer compute "estimated" number of edges. Use 15212 computed_jump_p instead of duplicating the code. Fixup/add 15213 some comments. 15214 (build_control_flow): Returns a value indicating an irregularity 15215 in the cfg was detected. Count the number of edges in the cfg. 15216 allocate various edge tables. 15217 (find_rgns): No longer look for unreachable blocks. 15218 (schedule_insns): Do not allocate memory for edge tables here. 15219 Free memory for edge tables before returning. Do not perform 15220 cross block scheduling if build_control_flow returns nonzero. 15221 * flow.c (compute_preds_succs): More accurately determine when 15222 a block drops in. 15223 15224 * basic-block.h (free_basic_block_vargs): Provide prototype. 15225 15226 * cccp.c (main): Fix dumb mistakes in last change. 15227 15228Fri Mar 6 21:28:45 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 15229 15230 * rtl.h (addr_diff_vec_flags): New typedef. 15231 (union rtunion_def): New member rt_addr_diff_vec_flags. 15232 (ADDR_DIFF_VEC_FLAGS): New macro. 15233 15234 * sh.c (output_branch): Fix offset overflow problems. 15235 15236 * final.c (shorten_branches): Implement CASE_VECTOR_SHORTEN_MODE. 15237 (final_scan_insn): New argument BODY for ASM_OUTPUT_ADDR_DIFF_ELT. 15238 * rtl.def (ADDR_DIFF_VEC): Three new fields (min, max and flags). 15239 * stmt.c (expand_end_case): Supply new arguments to 15240 gen_rtx_ADDR_DIFF_VEC. 15241 * 1750a.h (ASM_OUTPUT_ADDR_DIFF_ELT): New argument BODY. 15242 * alpha.h, arc.h, clipper.h, convex.h : Likewise. 15243 * dsp16xx.h, elxsi.h, fx80.h, gmicro.h, h8300.h : Likewise. 15244 * i370.h, i386.h, i860.h, i960.h, m32r.h, m68k.h, m88k.h : Likewise. 15245 * mips.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pyr.h : Likewise. 15246 * rs6000.h, sh.h, sparc.h, spur.h, tahoe.h, v850.h : Likewise. 15247 * vax.h, we32k.h, alpha/vms.h, arm/aof.h, arm/aout.h : Likewise. 15248 * i386/386bsd.h, i386/freebsd-elf.h : Likewise. 15249 * i386/freebsd.h, i386/linux.h : Likewise. 15250 * i386/netbsd.h, i386/osfrose.h, i386/ptx4-i.h, i386/sco5.h : Likewise. 15251 * i386/sysv4.h, m68k/3b1.h, m68k/dpx2.h, m68k/hp320.h : Likewise. 15252 * m68k/mot3300.h, m68k/sgs.h : Likewise. 15253 * m68k/tower-as.h, ns32k/encore.h, sparc/pbd.h : Likewise. 15254 * sh.h (INSN_ALIGN, INSN_LENGTH_ALIGNMENT): Define. 15255 (CASE_VECTOR_SHORTEN_MODE): Define. 15256 (short_cbranch_p, align_length, addr_diff_vec_adjust): Don't declare. 15257 (med_branch_p, braf_branch_p): Don't declare. 15258 (mdep_reorg_phase, barrier_align): Declare. 15259 (ADJUST_INSN_LENGTH): Remove alignment handling. 15260 * sh.c (uid_align, uid_align_max): Deleted. 15261 (max_uid_before_fixup_addr_diff_vecs, branch_offset): Deleted. 15262 (short_cbranch_p, med_branch_p, braf_branch_p, align_length): Deleted. 15263 (cache_align_p, fixup_aligns, addr_diff_vec_adjust): Deleted. 15264 (output_far_jump): Don't use braf_branch_p. 15265 (output_branchy_insn): Don't use branch_offset. 15266 (find_barrier): Remove checks for max_uid_before_fixup_addr_diff_vecs. 15267 Remove paired barrier stuff. 15268 Don't use cache_align_p. 15269 Take alignment insns into account. 15270 (fixup_addr_diff_vecs): Reduce to only fixing up the base label of 15271 the addr_diff_vec. 15272 (barrier_align, branch_dest): New function. 15273 (machine_dependent_reorg, split_branches): Remove infrastructure 15274 for branch shortening that is now provided in the backend. 15275 * sh.md (short_cbranch_p, med_branch_p, med_cbranch_p): New attributes. 15276 (braf_branch_p, braf_cbranch_p): Likewise. 15277 (attribute length): Use new attributes. 15278 (casesi_worker): Get mode and unsignednedd from ADDR_DIFF_VEC. 15279 (addr_diff_vec_adjust): Delete. 15280 (align_2): Now a define_expand. 15281 (align_log): Now length 0. 15282 15283Fri Mar 6 14:41:33 1998 Michael Meissner <meissner@cygnus.com> 15284 15285 * m32r.md (right): Correctly check for length == 2, not 1. 15286 15287Fri Mar 6 14:00:04 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 15288 15289 * mips/mips.h: Prototype `machine_dependent_reorg'. 15290 (ASM_OUTPUT_ALIGN): Remove unused variable `mask'. 15291 15292Fri Mar 6 11:43:35 1998 Joern Rennecke (amylaar@cygnus.co.uk) 15293 15294 * final.c (shorten_branches): Restore accidentally removed code. 15295 15296Fri Mar 6 11:00:49 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 15297 15298 * configure.in: Remove duplicate uses of AC_PROG_CC and 15299 AC_PROG_MAKE_SET. 15300 15301Fri Mar 6 00:59:30 1998 Richard Henderson <rth@cygnus.com> 15302 15303 * configure.in (target_cpu_default2): Correct typo for alphapca56. 15304 15305Thu Mar 5 23:24:50 1998 Jeffrey A Law (law@cygnus.com) 15306 Doug Evans (devans@cygnus.com) 15307 15308 * haifa-sched.c (build_jmp_edges): Delete dead function. 15309 (build_control_flow): Use cfg routines from flow.c. 15310 (schedule_insns): Remove debugging code accidentally checked 15311 in earlier today. 15312 15313 * basic-block.h: Add external integer list structures, typdefs, 15314 accessor macros and function declarations. Similarly for 15315 basic block pred/succ support and simple bitmap stuff. 15316 * flow.c: Add functions for integer list, basic block pred/succ 15317 support and simple bitmap support. 15318 (compute_dominators): New function to compute dominators and 15319 post dominators. 15320 (find_basic_blocks): Split into two functions. 15321 (life_analysis): Likewise. 15322 (flow_analysis): Removed. Now handled by calling find_basic_blocks, 15323 the life_analysis from toplev.c. 15324 * toplev.c (rest_of_compilation): Call find_basic_blocks, then 15325 life_analysis instead of flow_analysis. 15326 15327Thu Mar 5 23:06:26 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 15328 15329 * jump.c (jump_optimize): Call mark_jump_label also for deleted 15330 insns. 15331 (mark_jump_label): Don't increment ref counts for deleted insns. 15332 15333Thu Mar 5 09:55:15 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 15334 15335 * mips/iris6.h (TARGET_DEFAULT): Parenthesize macro definition. 15336 15337 * mips/mips.c: Include stdlib.h and unistd.h. 15338 (mips_asm_file_end): Add braces around empty body in an if-statement. 15339 (function_prologue): Wrap variable `fnname' in 15340 !FUNCTION_NAME_ALREADY_DECLARED. Correct format specifier in fprintf. 15341 (mips_select_rtx_section, mips_select_section): Declare as void. 15342 15343 * mips/mips.h: Add prototypes for extern functions in mips.c. 15344 (FUNCTION_ARG_REGNO_P): Add parentheses around && within ||. 15345 (ENCODE_SECTION_INFO): Add braces around empty body in an 15346 if-statement. 15347 15348 * mips/mips.md (movdi): Add parentheses around && within ||. 15349 (movsf, movdf): Likewise. 15350 (branch_zero, branch_zero_di): Add default case in 15351 enumeration switch. 15352 15353Thu Mar 5 02:45:48 1998 Richard Henderson <rth@cygnus.com> 15354 15355 * alpha/alpha.h (TARGET_WINDOWS_NT, TARGET_OPEN_VMS): Just make them 15356 real constants, since they can't be changed. 15357 (TARGET_AS_CAN_SUBTRACT_LABELS): New. 15358 * alpha/alpha.md (builtin_setjmp_receiver): Use it. 15359 * alpha/osf.h (TARGET_AS_CAN_SUBTRACT_LABELS): New. 15360 * alpha/osf2or3.h (TARGET_AS_CAN_SUBTRACT_LABELS): New. 15361 * alpha/vms.h (TARGET_OPEN_VMS): New. 15362 * alpha/win-nt.h (TARGET_WINDOWS_NT): New. 15363 15364Thu Mar 5 02:41:27 1998 Richard Henderson <rth@cygnus.com> 15365 15366 * reload.c (find_reloads): Always force (subreg (mem)) to be 15367 reloaded if WORD_REGISTER_OPERATIONS. 15368 15369Thu Mar 5 02:14:44 1998 Richard Henderson <rth@cygnus.com> 15370 15371 * haifa-sched.c (free_list): Rename from free_pnd_lst. 15372 (free_pending_lists): Rename free_pnd_lst uses. 15373 (remove_dependence): Place expunged element on unused_insn_list. 15374 (alloc_INSN_LIST, alloc_EXPR_LIST): New. Change all callers of 15375 gen_rtx_*_LIST and alloc_rtx to use them. 15376 (compute_block_backward_dependences): Free the reg_last_* lists. 15377 15378Thu Mar 5 00:05:40 1998 Jeffrey A Law (law@cygnus.com) 15379 15380 * cccp.c (main): Avoid undefined behavior when setting pend_includes 15381 and pend_files. 15382 15383Wed Mar 4 21:58:25 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com> 15384 15385 * rs6000/linux.h: Don't define DEFAULT_VTABLE_THUNKS to 1 if 15386 USE_GNULIBC_1 is defined. 15387 * configure.in: Add a new case powerpc-*-linux-gnulibc1 which 15388 includes the t-linux-gnulibc1 fragment. 15389 15390Wed Mar 4 12:11:36 1998 Jim Wilson <wilson@cygnus.com> 15391 15392 * mips.md (movdf_internal1a): Fix misplaced parenthesis in condition. 15393 15394Wed Mar 4 18:47:48 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 15395 15396 * final.c (final_scan_insn, case CODE_LABEL: Cleanup. 15397 15398Wed Mar 4 15:51:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 15399 15400 * final.c (shorten_branches): Tag the loop alignment onto the 15401 first label after NOTE_INSN_LOOP_BEG even if there is an 15402 intervening insn. 15403 15404Tue Mar 3 21:48:35 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 15405 15406 * final.c (insn_current_reference_address): 15407 Use SEQ instead of BRANCH as argument to align_fuzz, to get a 15408 proper alignment chain. 15409 15410 * final.c (max_labelno): New static variable. 15411 (final_scan_insn): Check max_labelno before outputting an 15412 alignment for a label. 15413 (shorten_branches): Remove unused variable length_align. 15414 15415Tue Mar 3 14:27:23 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 15416 15417 * sparc.c (ultrasparc_adjust_cost): Add default case in 15418 enumeration switch. 15419 15420 * sparc.h: Add prototypes for extern functions defined in 15421 sparc.c. 15422 15423Tue Mar 3 10:00:11 1998 Nick Clifton <nickc@cygnus.com> 15424 15425 * toplev.c: Only generate <name>.dbr file when dumping RTL if 15426 DEALY_SLOTS is defined. 15427 15428Tue Mar 3 07:36:37 1998 Manfred Hollstein <manfred@s-direktnet.de> 15429 15430 * reorg.c (fill_eager_delay_slots): Add new argument delay_list 15431 in call to fill_slots_from_thread. 15432 15433Mon Mar 2 13:45:03 1998 Richard Henderson <rth@cygnus.com> 15434 15435 * alpha/linux.h (CPP_PREDEFINES): Correct connecting whitespace 15436 to SUB_CPP_PREDEFINES. Reported by asun@saul4.u.washington.edu. 15437 15438Mon Mar 2 22:59:28 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 15439 15440 * final.c (insn_last_address, insn_current_align, uid_align): 15441 New variables. 15442 (in_align_chain, align_fuzz, align_shrink_fuzz): New functions. 15443 (insn_current_reference_address): Likewise. 15444 (shorten_branches, final_scan_insn): Implement LABEL_ALIGN, 15445 LABEL_ALIGN_AFTER_BARRIER and LOOP_ALIGN target macros. 15446 (label_to_alignment): New function. 15447 * genattrtab.c (write_test_expr): If one of LABEL_ALIGN, 15448 LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN is defined, call 15449 insn_current_reference_address instead of insn_current_address. 15450 (or_attr_value, write_length_unit_log): New functions. 15451 (main): Call write_length_unit_log. 15452 (write_const_num_delay_slots): Output extra '\n'. 15453 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): 15454 Replace with: 15455 (LOOP_ALIGN, ALIGN_LABEL_AFTER_BARRIER). 15456 * i386.h, i386/osfrose.h, i386/svr3dbx.h, m68k.h, sparc.h: Likewise. 15457 * arc.h, m32r.h (ASM_OUTPUT_LOOP_ALIGN): Replace with: 15458 (LOOP_ALIGN). 15459 * i960.h, m88k.h (ASM_OUTPUT_ALIGN_CODE): Replace with: 15460 (LABEL_ALIGN_AFTER_BARRIER). 15461 * ns32k/encore.h, ns32k/merlin.h, ns32k.h, ns32k/sequent.h: Likewise. 15462 * ns32k/tek6000.h: Likewise. 15463 * i386/gas.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Delete. 15464 * i386.md (casesi+1): Use ASM_OUTPUT_ALIGN instead of 15465 ASM_OUTPUT_ALIGN_CODE. 15466 15467Mon Mar 2 01:05:50 1998 Jeff Law (law@cygnus.com) 15468 15469 * version.c: Bump for snapshot. 15470 15471Mon Mar 2 00:52:18 1998 Jeff Law (law@cygnus.com) 15472 15473 * version.c: Bump for snapshot. 15474 15475Sun Mar 1 18:25:49 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz> 15476 15477 * reorg.c (fill_slots_from_thread): Don't steal delay list from target 15478 if condition code of jump conflicts with opposite_needed. 15479 15480 * reorg.c (fill_slots_from_thread): Mark resources referenced in 15481 opposite_needed thread. Return delay_list even when cannot get 15482 any more delay insns from end of subroutine. 15483 15484Sun Mar 1 18:26:21 1998 Ken Rose (rose@acm.org) 15485 15486 * reorg.c (fill_slots_from_thread): New parameter, delay_list. 15487 All callers changed. 15488 15489Sun Mar 1 18:25:37 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> 15490 15491 * frame.c (start_fde_sort, fde_split, heapsort, fde_merge, 15492 end_fde_sort): New functions for fast sorting of an FDE array. 15493 (fde_insert): Simplified. 15494 (add_fdes): Change argument list. 15495 (frame_init): Use the new functions. 15496 15497Sun Mar 1 18:06:21 1998 Jeffrey A Law (law@cygnus.com) 15498 15499 * ginclude/va-ppc.h (va_arg): Fix typo in long long support. 15500 15501 * i386.c (reg_mentioned_in_mem): Fix dangling else statement. 15502 15503 * fold-const.c (fold_range_test): Always return a value. 15504 15505Sun Mar 1 17:57:34 1998 Mumit Khan <khan@xraylith.wisc.edu> 15506 15507 * config/i386/winnt.c (i386_pe_unique_section): Put read-only 15508 data in the text section unless READONLY_DATA_SECTION is defined. 15509 15510Sun Mar 1 17:48:46 1998 Jeffrey A Law (law@cygnus.com) 15511 15512 * c-parse.in (undeclared variable error): Tweak error message to 15513 be clearer. 15514 15515Sun Mar 1 10:22:36 1998 Jeff Law (law@cygnus.com) 15516 15517 * version.c: Bump for snapshot. 15518 155191998-02-28 Mark Mitchell <mmitchell@usa.net> 15520 15521 * final.c (final_scan_insn): Undo overzealous removal of `set'. 15522 15523Sat Feb 28 07:54:03 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 15524 15525 * pa.h (CONST_COSTS): When checking the CONST_DOUBLE enumerated 15526 case, add parentheses to specify the proper order of precedence in 15527 the if-statement. 15528 15529 * c-aux-info.c: Include string.h/strings.h. 15530 15531 * pa.c: Include stdlib.h. 15532 (pa_combine_instructions): Prototype the function. 15533 (pa_can_combine_p, forward_branch_p, shadd_constant_p): Likewise. 15534 (reloc_needed): Add default case for enumeration switch. 15535 (remove_useless_addtr_insns): Remove unused variable `all'. 15536 (hppa_expand_prologue): Add explicit braces to avoid 15537 ambiguous `else'. 15538 (output_function_epilogue): Remove unused variable `i'. 15539 (output_millicode_call): Remove unused variable `link'. 15540 (shadd_constant_p, forward_branch_p): Make the function static. 15541 (following_call): Explicitly declare to return int. 15542 (pa_reorg): Declare as void. 15543 (pa_combine_instructions): Declare as static void. Add 15544 parentheses around && within ||. 15545 15546 * pa.h: Add prototypes for pa_reorg, symbolic_operand, 15547 following_call, function_label_operand, lhs_lshift_cint_operand 15548 and zdepi_cint_p. 15549 15550 * pa.md: Add parentheses around && within ||. 15551 15552 * cppalloc.c: Include stdlib.h. 15553 15554 * cpperror.c (cpp_print_containing_files): Remove unused variable 15555 `i'. Fix format specifier in fprintf. 15556 15557 * cse.c (cse_around_loop): Add explicit braces to avoid 15558 ambiguous `else'. 15559 (delete_dead_from_cse): Wrap variable `tem' in macro HAVE_cc0. 15560 15561 * expr.c (expand_expr): Add parentheses around && within ||. 15562 15563 * final.c (app_enable): Replace fprintf with fputs where there are 15564 no format specifiers and no trailing argument after the string. 15565 Eg, when printing ASM_APP_ON/ASM_APP_OFF. 15566 (app_disable): Likewise. 15567 (final_end_function): Likewise. 15568 (final_scan_insn): Likewise. Remove unused variable `set'. 15569 (profile_function): Wrap empty if-statement body in {} brackets. 15570 15571 * function.c: Include stdlib.h. 15572 (pad_below): Wrap prototype and definition in ARGS_GROW_DOWNWARD. 15573 (reposition_prologue_and_epilogue_notes): Add parentheses 15574 around assignment used as truth value. 15575 15576 * integrate.c (expand_inline_function): Wrap variable 15577 `cc0_insn' in macro HAVE_cc0. 15578 15579 * jump.c (jump_optimize): Wrap variable `q' in macro 15580 HAVE_cc0. Remove unused variable `prev1'. 15581 15582 * libgcc2.c (__bb_exit_trace_func): Add parentheses around && 15583 within ||. Fix format specifier in fprintf. 15584 (__bb_init_prg): Add parentheses around assignment used as 15585 truth value. 15586 15587 * local-alloc.c: Include stdlib.h. 15588 (requires_inout): Add parentheses around assignment used 15589 as truth value. 15590 15591 * loop.c (analyze_loop_iterations): Wrap prototype and definition 15592 in macro HAVE_decrement_and_branch_on_count. 15593 (insert_bct, instrument_loop_bct): Likewise. 15594 (move_movables): Add parentheses around assignment used as 15595 truth value. 15596 (consec_sets_invariant_p): Likewise. 15597 (maybe_eliminate_biv_1): Wrap variable `new' in macro HAVE_cc0. 15598 15599 * objc/objc-act.c: Include stdlib.h. 15600 (lookup_method_in_protocol_list): Wrap empty else-statement body 15601 in braces. 15602 (lookup_protocol_in_reflist): Likewise. 15603 (objc_add_static_instance): Remove unused variables `decl_expr' 15604 and `decl_spec'. 15605 (get_objc_string_decl): Remove unused variable `decl'. 15606 (generate_static_references): Remove unused variables `idecl' and 15607 `instance'. 15608 (check_protocols): Wrap empty else-statement body in braces. 15609 15610 * protoize.c: Include stdlib.h. 15611 (substr): Add parentheses around assignment used as truth value. 15612 (abspath): Likewise. 15613 (shortpath): Likewise. 15614 15615 * regmove.c (fixup_match_1): Add parentheses around assignment 15616 used as truth value. 15617 15618 * reload.c (push_secondary_reload): Remove unused variable `i'. 15619 (find_reloads): Add parentheses around assignment used as truth 15620 value. 15621 15622 * reload1.c: Include stdlib.h. 15623 15624 * rtl.h: Correct typo in prototype of offsettable_memref_p. 15625 15626 * stmt.c (add_case_node): Add parentheses around assignment used 15627 as truth value. 15628 (case_tree2list): Likewise. 15629 15630 * tree.c (valid_machine_attribute): Wrap variable `decl_attr_list' 15631 in macro VALID_MACHINE_DECL_ATTRIBUTE. Wrap variable 15632 `type_attr_list' in macro VALID_MACHINE_TYPE_ATTRIBUTE. 15633 (merge_attributes): Add explicit braces to avoid ambiguous 15634 `else'. 15635 15636 * unroll.c (copy_loop_body): Wrap variable `cc0_insn' in 15637 macro HAVE_cc0. 15638 15639 * varasm.c: Include stdlib.h. 15640 15641 * system.h: Remove sys/stat.h. 15642 * gcc.c: Add sys/stat.h. 15643 15644 * genattr.c: Wrap prototype of `free' in NEED_DECLARATION_FREE. 15645 * genattrtab.c: Likewise. 15646 * genconfig.c: Likewise. 15647 * genemit.c: Likewise. 15648 * genextract.c: Likewise. 15649 * genflags.c: Likewise. 15650 * genopinit.c: Likewise. 15651 * genoutput.c: Likewise. 15652 * genpeep.c: Likewise. 15653 * genrecog.c: Likewise. 15654 * tlink.c: Likewise. Also wrap `getenv' in NEED_DECLARATION_GETENV. 15655 15656Fri Feb 27 11:02:47 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 15657 15658 * invoke.texi: Use @itemx for a secondary item in a @table. 15659 15660 * config/m68k/m68k.md (movsf+1): Optimize moving a CONST_DOUBLE 15661 zero. 15662 15663Thu Feb 26 00:13:21 1998 Ian Lance Taylor <ian@cygnus.com> 15664 15665 * choose-temp.c: Fix handling of sys/file.h to work in libiberty. 15666 15667Wed Feb 25 23:40:54 1998 Jeffrey A Law (law@cygnus.com) 15668 15669 * i386.c (struct machine_function): Add new fields for PIC stuff. 15670 (save_386_machine_status): Fix argument to xmalloc. Save pic_label_rtx 15671 and pic_label_name. 15672 (restore_386_machine_status): Corresponding changes. 15673 (clear_386_stack_locals): Also clear pic_label_rtx and pic_label_name. 15674 15675Wed Feb 25 01:31:40 1998 Jeffrey A Law (law@cygnus.com) 15676 15677 * c-parse.y (undeclared variable error): Tweak error message 15678 to be clearer. 15679 15680Tue Feb 24 23:54:07 1998 Richard Henderson <rth@cygnus.com> 15681 15682 * flags.h (g_switch_value, g_switch_set): Declare. 15683 * alpha.c (override_options): Set g_switch_value=8 if not set. 15684 * alpha/elf.h (CC1_SPEC): New. 15685 (ASM_SPEC): New. 15686 (LINK_SPEC): Pass along the -G value we were given. 15687 (LOCAL_ASM_OP): Remove. 15688 (ASM_OUTPUT_ALIGNED_LOCAL): Output to .bss or .sbss by size. 15689 (MAX_OFILE_ALIGNMENT): New. 15690 (BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP): New. 15691 (EXTRA_SECTIONS): Add sbss and sdata. 15692 (SECTION_FUNCTION_TEMPLATE): New. 15693 (EXTRA_SECTION_FUNCTIONS): Use it. 15694 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove. 15695 (SELECT_SECTION): Use sdata when small enough. 15696 * alpha/linux.h (ASM_SPEC): Remove. 15697 15698Mon Feb 23 15:09:18 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> 15699 * config.sub (sco5): Fix typo. 15700 15701Mon Feb 23 18:19:31 1998 Manfred Hollstein <manfred@s-direktnet.de> 15702 15703 * config/t-linux (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Add macros and 15704 set to empty. 15705 * config/t-linux-aout (LIBGCC1, CROSS_LIBGCC1, LIBGCC1_TEST): Likewise. 15706 * config/alpha/t-linux: Remove file. 15707 * config/sparc/t-linux: Remove file. 15708 * config/m68k/t-linux (LIBGCC1, CROSS_LIBGCC1): Remove. 15709 * config/m68k/t-linux-aout (LIBGCC1, CROSS_LIBGCC1): Likewise. 15710 * configure.in (alpha*-*-linux-gnulibc1*): Use t-linux instead of alpha/t-linux 15711 for tmake_file. 15712 (alpha*-*-linux-gnu*): Likewise. 15713 (sparc-*-linux-gnulibc1*): Use t-linux instead of sparc/t-linux for tmake_file. 15714 (sparc-*-linux-gnu*): Likewise. 15715 15716Mon Feb 23 10:47:39 1998 Robert Lipe <robertl@dgii.com> 15717 * collect2.c (ldd_file_name): Bracket declaration with same 15718 manifests as use. 15719 (full_real_ld_suffix): Deleted. Variable was calloced and 15720 written into, but never read. 15721 157221998-02-23 Mike Stump <mrs@wrs.com> 15723 15724 * configure.in: Add support for i386-wrs-vxworks configuration. 15725 * i386/vxi386.h: New file. 15726 15727Sun Feb 22 21:16:51 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> 15728 15729 * tree.c (contains_placeholder_p): Ensure function always returns 15730 a value. 15731 * sparc.md (movdi_sp64_insn): Add default case in enumeration switch. 15732 (movsf_const_insn, movdf_const_insn, movtf_const_insn): Likewise. 15733 15734Sun Feb 22 20:58:19 1998 Jeffrey A Law (law@cygnus.com) 15735 15736 * vms.h (SELECT_SECTION): Use TREE_CODE_CLASS correctly. 15737 157381998-02-22 Paul Eggert <eggert@twinsun.com> 15739 15740 * config/sparc/sol2-sld.h (LINKER_DOES_NOT_WORK_WITH_DWARF2): 15741 Define this new symbol. 15742 (DWARF2_DEBUGGING_INFO, DWARF_DEBUGGING_INFO): Do not #undef. 15743 * toplev.c (main): Do not default to DWARF2_DEBUG with -ggdb if 15744 LINKER_DOES_NOT_WORK_WITH_DWARF2 is defined. 15745 15746Sun Feb 22 20:07:32 1998 Jim Wilson <wilson@cygnus.com> 15747 15748 * iris5.h (DWARF2_UNWIND_INFO): Define to 0. 15749 * iris5gas.h (DWARF2_UNWIND_INFO): Define to 1. 15750 15751Sun Feb 22 15:29:48 1998 Richard Henderson <rth@cygnus.com> 15752 15753 * objc/Object.m (-error): Call objc_verror with our va_list. 15754 15755Sun Feb 22 09:45:39 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 15756 15757 * collect2.c (scan_prog_file): Completely cover uses of variable 15758 `exports' with macro COLLECT_EXPORT_LIST. 15759 15760Sat Feb 21 20:36:23 1998 Jeff Law (law@cygnus.com) 15761 15762 * version.c: Bump for snapshot. 15763 15764Fri Feb 20 16:22:13 1998 Michael Meissner <meissner@cygnus.com> 15765 15766 * sched.c (schedule_block): Remove code to get arguments from hard 15767 regs into pseudos early. Same as Aug 25, 1997 change to 15768 haifa-sched.c. 15769 157701998-02-20 Jason Merrill <jason@yorick.cygnus.com> 15771 15772 * collect2.c (main): Still handle !do_collecting for non-AIX targets. 15773 157741998-02-16 Mark Mitchell <mmitchell@usa.net> 15775 15776 * toplev.c (rest_of_compilation): Do not defer the output of a 15777 nested function. 15778 15779Fri Feb 20 10:39:47 1998 Michael Tiemann <michael@impact.tiemann.org> 15780 15781 * ginclude/va-mips.h (va_arg): Remove trailing space after '\' 15782 continuation character (line 243). 15783 15784Fri Feb 20 12:10:26 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 15785 15786 * genrecog.c (main): Remove duplicated sentence in emitted comment. 15787 15788Thu Feb 19 22:36:53 1998 Andrey Slepuhin <pooh@msu.net> 15789 David Edelsohn <edelsohn@mhpcc.edu> 15790 15791 * collect2.c (XCOFF_SCAN_LIBS): Remove. 15792 (export_flag): New variable. 15793 (export_file): #ifdef COLLECT_EXPORT_LIST. 15794 (import_file, exports, imports, undefined): New variables. 15795 (libs, cmdline_lib_dirs, libpath_lib_dirs, libpath, libexts): Same. 15796 (dump_list, dump_prefix_list, is_in_list): New functions. 15797 (write_export_file): $ifdef COLLECT_EXPORT_LIST. 15798 (write_import_file, resolve_lib_name): New functions. 15799 (use_import_list, ignore_library): Same. 15800 (collect_exit): maybe_unlink import_file and #ifdef. 15801 (handler): Same. 15802 (main): New variable importf, #ifdef exportf. Move parsing of 15803 -shared before general argument parsing. Resolve AIX library 15804 paths and import libgcc.a symbols. Treat .so shared libraries the 15805 same as objects and .a libraries. Create alias for object_lst and 15806 increment it instead of original pointer. Scan AIX libraries as 15807 objects earlier instead of using scan_libraries. Perform AIX 15808 tlink later to resolve templates instead of forking ld. 15809 (GCC_OK_SYMBOL): Ensure symbol not in undef section. 15810 (GCC_UNDEF_SYMBOL): New macro. 15811 (scan_prog_file): Loop for members of AIX libraries. Handle 15812 export/import of ctors/dtors. 15813 (aix_std_libs): New variable. 15814 (scan_libraries, XCOFF): Delete. 15815 15816Thu Feb 19 22:36:52 1998 Robert Lipe <robertl@dgii.com> 15817 15818 * collect2.c (full_real_ld_suffix): #ifdef CROSS_COMPILE. 15819 158201998-02-19 Mike Stump <mrs@wrs.com> 15821 15822 * Makefile.in: Use $tooldir for sys-include to match toplevel 15823 configure. 15824 15825Thu Feb 19 01:32:37 1998 Jeffrey A Law (law@cygnus.com) 15826 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 15827 15828 * emit-rtl.c (gen_lowpart_common): Suppress last change if __complex__. 15829 15830 * emit-rtl.c (hard-reg-set.h): Include. 15831 (get_lowpart_common): Don't make new REG for hard reg in a 15832 class that cannot change size. 15833 * Makefile.in (emit-rtl.o): Depend on hard-reg-set.h. 15834 15835 * combine.c: Revert previous patch. 15836 158371998-02-19 Paul Eggert <eggert@twinsun.com> 15838 15839 * config/sparc/sol2-sld.h: New file. 15840 * configure.in (sparc-*-solaris2*): Use it when using the 15841 system linker. 15842 15843Thu Feb 19 00:46:59 1998 Jeffrey A Law (law@cygnus.com) 15844 15845 * loop.c (force_movables): Fix typo. 15846 15847Thu Feb 19 08:26:30 1998 Manfred Hollstein <manfred@s-direktnet.de> 15848 15849 * m88k.h: Change file pattern to match reality. 15850 15851Wed Feb 18 23:19:52 1998 Jeffrey A Law (law@cygnus.com) 15852 15853 * varasm.c (output_constant_pool): Fix dumb thinko in last 15854 change. 15855 15856 * pa.h (ASM_OUTPUT_FUNCTION_PREFIX): Correctly translate from 15857 a function name to a section name. 15858 158591998-02-18 Doug Evans <devans@cygnus.com> 15860 15861 * tree.h (merge_machine_{type,decl}_attributes): Declare. 15862 (split_specs_attrs, strip_attrs): Add prototypes. 15863 * tree.c (merge_machine_{type,decl}_attributes): New functions. 15864 * c-decl.c (duplicate_decls): Call merge_machine_decl_attributes. 15865 Update olddecl's attributes too. 15866 * c-common.c (strip_attrs): New function. 15867 * c-typeck.c (common_type): Call merge_machine_type_attributes. 15868 * varasm.c (make_function_rtl): New target macro REDO_SECTION_INFO_P. 15869 (make_decl_rtl): Likewise. 15870 158711998-02-18 Jim Wilson <wilson@cygnus.com> 15872 15873 * c-decl.c (shadow_tag_warned): Call split_specs_attrs. 15874 15875Wed Feb 18 09:09:50 1998 Jeffrey A Law (law@cygnus.com) 15876 15877 Remove this change until we can fix it correctly. 15878 * collect2.c: Bracket declaration of 'exportf' and 15879 'full_real_ld_suffix'. 15880 15881Wed Feb 18 08:44:25 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE> 15882 15883 * Makefile.in (STAGESTUFF): Add genrtl.c, genrtl.h and gengenrtl. 15884 15885Tue Feb 17 23:30:20 1998 Bernd Schmidt <crux@ohara.Informatik.RWTH-Aachen.DE> 15886 15887 * c-common.c (c_expand_start_cond, c_expand_end_cond, 15888 c_expand_start_else): Don't warn about non-ambiguous else even if 15889 braces are missing. 15890 15891Tue Feb 17 23:56:50 1998 Robert Lipe <robertl@dgii.com> 15892 15893 * sco5.h (ASM_OUTPUT_DOUBLE, ASM_OUTPUT_FLOAT, 15894 ASM_OUTPUT_LONG_DOUBLE): Delete. Use the ones from i386.h 15895 instead. 15896 15897Tue Feb 17 22:56:14 1998 Richard Henderson <rth@cygnus.com> 15898 15899 * combine.c (simplify_rtx): Obey CLASS_CANNOT_CHANGE_SIZE when 15900 simplifying a subreg of a hard reg. 15901 (expand_compound_operation): Likewise. 15902 (force_to_mode): Likewise. 15903 15904Tue Feb 17 22:37:22 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 15905 15906 * fold-const.c: Include "system.h" to get stdlib.h and stdio.h. 15907 (lshift_double): Add parentheses around + or - inside shift. 15908 (rshift_double): Likewise. 15909 (size_int_wide): Explicitly set type of `bit_p' to `int'. 15910 15911 * Makefile.in (fold-const.o): Depend on system.h. 15912 15913 * Makefile.in (gcc.o): Depend on system.h, in accordance with last 15914 change to gcc.c. 15915 15916 * haifa-sched.c: Include "system.h" to get <stdlib.h> and <stdio.h>. 15917 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |. 15918 (sched_note_set): Remove unused parameter `b', all callers changed. 15919 (schedule_block): Likewise for `rgn'. 15920 (split_hard_reg_notes): Likewise for `orig_insn'. 15921 (check_live): Likewise for `trg'. 15922 (update_live): Likewise. 15923 (check_live_1): Explicitly declare variable `i' as int. 15924 (update_live_1): Likewise. 15925 (insn_issue_delay): Remove unused variable `link'. 15926 (sched_analyze_2): Add default case in enumeration switch. 15927 (schedule_insns): Remove unused variable `i'. 15928 15929 * Makefile.in ($(SCHED_PREFIX)sched.o): Depend on system.h. 15930 15931Tue Feb 17 22:31:04 1998 Jeffrey A Law (law@cygnus.com) 15932 15933 * loop.c (rtx_equal_for_loop_p): Add some braces to disambiguate 15934 a dangling else clause. 15935 15936Tue Feb 17 21:28:12 1998 Gavin Koch <gavin@cygnus.com> 15937 15938 * mips/mips.h (CAN_ELIMINATE): Don't eliminate the frame 15939 pointer for the stack pointer in MIPS16 and 64BIT. 15940 15941Tue Feb 17 21:17:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 15942 15943 * rtl.h (force_line_numbers, restore_line_number_status): Declare. 15944 * emit-rtl.c (force_line_numbers, restore_line_number_status): 15945 New functions. 15946 * stmt.c (struct nesting): Replace seenlabel with line_number_status. 15947 (expand_start_case): Adjust to this change. 15948 (check_seenlabel): New function. 15949 (pushcase, pushcase_range, expand_endcase): Use it. 15950 15951Tue Feb 17 10:14:32 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 15952 15953 * i386.md (adddi3): Add =!r,0,0,X alternative. 15954 15955Mon Feb 16 16:13:43 1998 David Edelsohn <edelsohn@mhpcc.edu> 15956 15957 * rs6000.h (MY_ISCOFF): Add numeric value of U803XTOCMAGIC. 15958 * x-aix31 (INSTALL): Delete. 15959 15960Mon Feb 16 09:24:32 1998 Gavin Koch <gavin@cygnus.com> 15961 15962 * mips/mips.c (mips_expand_epilogue): Update tsize_rtx if 15963 tsize changes to something other than zero. 15964 15965Mon Feb 16 09:11:48 1998 Gavin Koch <gavin@cygnus.com> 15966 15967 * ginclude/va-mips.h: Replace casts of pointers to int with 15968 casts of pointers to __PTRDIFF_TYPE__. 15969 15970Mon Feb 16 08:17:14 1998 John Carr <jfc@mit.edu> 15971 15972 * loop.c (strength_reduce, record_biv, record_giv): Use 15973 HOST_WIDE_INT_PRINT_DEC to print CONST_INT values. 15974 159751998-02-16 Jason Merrill <jason@yorick.cygnus.com> 15976 15977 * tree.c (first_rtl_op): New fn. 15978 (unsave_expr_now): Use it. 15979 * print-tree.c (print_node): Likewise. 15980 * tree.c (has_cleanups): New fn. 15981 * fold-const.c (fold, case CLEANUP_POINT_EXPR): Use it. Be more 15982 conservative about pushing the cleanup point down. 15983 * tree.h: Declare them. 15984 15985Sun Feb 15 23:28:44 1998 Jeffrey A Law (law@cygnus.com) 15986 15987 * toplev.c (flag_schedule_reverse_before_reload): Delete variable. 15988 (flag_schedule_reverse_after_reload): Likewise. 15989 (f_options): Remove reverse scheduling support. 15990 * flags.h (flag_schedule_reverse_before_reload): Delete declaration. 15991 (flag_schedule_reverse_after_reload): Likewise. 15992 * haifa-sched.c (rank_for_schedule): Remove support for reverse 15993 scheduling. 15994 15995Sun Feb 15 21:33:55 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 15996 15997 * gcc.c: Get system includes, prototypes and macros via "system.h" 15998 instead of doing it manually. Change all calls of the ctype 15999 macros to custom versions defined in "system.h". 16000 16001 * system.h: Fix return type of bcmp prototype from `void' to `int'. 16002 Make bcopy, bcmp and bzero prototypes explicitly `extern'. 16003 Add a prototype for getenv. 16004 16005Sun Feb 15 17:05:41 1998 Jim Wilson <wilson@cygnus.com> 16006 16007 * mips/mips.h (INITIAL_ELIMINATION_OFFSET): Readd Jun 6 change. 16008 16009Sun Feb 15 15:23:15 1998 John Carr <jfc@mit.edu> 16010 16011 * alias.c: Include <stdlib.h> and <string.h>. 16012 (init_alias_analysis): Pass NULL_RTX instead of 0 to record_set. 16013 16014Sat Feb 14 11:23:09 1998 Jeff Law (law@cygnus.com) 16015 16016 * version.c: Bump for snapshot. 16017 16018Sat Feb 14 05:08:21 1998 Richard Earnshaw (rearnsha@arm.com) 16019 16020 * arm.md (movsfcc): Also validate operands[3] when compiling hard 16021 float. 16022 (movdfcc): Only accept fpu_add_operand for operands[3]. 16023 16024 * arm/t-semi (STMP_FIXPROTO): Define to nothing. 16025 * arm/t-semiaof (STMP_FIXPROTO): Likewise. 16026 16027Sat Feb 14 02:02:41 1998 Jeffrey A Law (law@cygnus.com) 16028 16029 * varasm.c (output_constant_pool): Bring back 'done' label inside 16030 an appropriate #ifdef. 16031 16032 * bitmap.c (bitmap_element_allocate): Wrap variable 'i' in an 16033 appropriate #ifdef. 16034 (bitmap_copy, bitmap_operation): Likewise. 16035 * combine.c (combinable_i3pat): Similarly for 'src'. 16036 * function.c (fixup_var_refs_1): Similarly for 'outerdest'. 16037 (locate_and_pad_parm): Similarly for 'reg_parm_stack_space'. 16038 * regclass.c (copy_cost): Similarly for 'secondary_class'. 16039 * reload.c (make_memloc): Similarly for 'i'. 16040 (find_reloads_address_1): Similarly for 'link'. 16041 * reload1.c (reload): Similarly for 'previous_frame_pointer_needed'. 16042 (emit_reload_insns): Similarly for 'second_reloadreg'. 16043 * unroll.c (iteration_info): Similarly for 'v'. 16044 16045 * caller-save.c (insert_save_restore): Remove unused variable 'i'. 16046 * calls.c (expand_call): Similarly for 'i'. 16047 (emit_library_call, emit_library_call_value): Similarly for 'mode'. 16048 * fold-const.c (strip_compound_expr): Similarly for 'type'. 16049 * function.c (fixup_var_refs_1): Similarly for 'width'. 16050 (fixup_memory_subreg): Similarly for 'saved'. 16051 (locate_and_pad_parm): Similarly for 'boundary_in_bytes.' 16052 (setjmp_protect): Similarly for 'sub'. 16053 (thread_prologue_and_epilogue_insns): Similarly for 'insn'. 16054 * loop.c (record_giv): Similarly for 'p'. 16055 (combine_givs): Similarly for 'temp_iv'. 16056 (indirect_jump_in_function_p): Similarly for 'is_indirect_jump'. 16057 * recog.c (validate_replace_rtx_1): Similarly for 'width'. 16058 * tree.c (get_set_constructor_bytes): Similarly for 'vals'. 16059 * unroll.c (unroll_loop): Similarly for 'copy'. 16060 (iteration_info): Similarly for 'b'. 16061 * varasm.c (assemble_string): Similarly for 'i'. 16062 * i386.h (LEGITIMIZE_ADDRESS): Similarly for 'orig_x'. 16063 160641998-02-13 Martin von Loewis <loewis@informatik.hu-berlin.de> 16065 16066 * c-lang.c (lang_print_xnode): New function. 16067 * objc/objc-act.c (lang_print_xnode): Likewise. 16068 * print-tree.c (print_node): Call it 16069 16070Fri Feb 13 14:38:34 1998 Jim Wilson <wilson@cygnus.com> 16071 16072 * dwarf2out.c (decl_scope_node): New type. 16073 (decl_scope_table): Change type to use it. 16074 (decl_scope_table_allocated, decl_scope_depth): Change type to int. 16075 (push_decl_scope): Use new type. New locals containing_scope, i. 16076 Add code to handle setting previous field. 16077 (scope_die_for): Change type of local i to int. Add code to use 16078 previous field. 16079 (dwarf2out_init): Use new type. 16080 160811998-02-13 Jason Merrill <jason@yorick.cygnus.com> 16082 16083 * except.c (emit_throw): Lose throw_used. 16084 16085Fri Feb 13 20:36:05 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 16086 16087 * sched.c (update_flow_info, REG_WAS_0): Ignore if setting insn 16088 was deleted. 16089 * haifa-sched.c (update_flow_info, REG_WAS_0): Likewise. 16090 16091Fri Feb 13 12:18:40 1998 Jeffrey A Law (law@cygnus.com) 16092 16093 * genextract.c (main): Fix typo. 16094 16095Fri Feb 13 08:41:49 1998 Robert Lipe <robertl@dgii.com> 16096 16097 * c-lang.c (finish_file): Bracket declaration of static_ctors, 16098 static_dtors. 16099 16100 * calls.c (expand_call): Bracket declaration of 'rtx_before_call', 16101 'old_stack_arg_under_construction' 16102 (emit_library_call): Bracket declaration of 'upper_bound', 16103 'lower_bound', 'i', 'reg_parm_stack_space' 16104 (emit_library_call_value): Likewise. 16105 (store_one_arg): 16106 16107 * collect2.c: Include <unistd.h> when appropriate. 16108 Bracket declaration of 'exportf' and 'full_real_ld_suffix'. 16109 16110 * emit-rtl.c (prev_cc0_setter): Remove unused variable 'link'. 16111 16112 * explow.c (plus_constant_for_output_wide): Remove unused variable 16113 'code'. 16114 (memory_address): Remove unused variable 'orig_x'. 16115 16116 * genattrtab.c (make_canonical): Remove unreferenced label 'cond:'. 16117 (write_const_num_delay_slots): Remove unused variable 'i'. 16118 16119 * genopinit.c (main): Remove unused variables 'dummy', 'insn_ptr'. 16120 (gen_insn): Remove unused variable 'obstack_ptr'. 16121 16122 * libgcc2.c (__bb_exit_func): Remove unused variables 'ret', 16123 'j', 'tmp', 'i'. 16124 (__bb_exit_trace_func): Remove unused variable 'e'. 16125 16126 * optabs.c (expand_binop): Remove unused variables 'lhs', 'rhs', 16127 'funexp'. 16128 (expand_unop): Remove unused variable 'funexp'. 16129 (expand_complex_abs): Remove unused variable 'funexp'. 16130 (init_optabs): Bracket declaration of 'j'. 16131 (init_complex_libfuncs): Deleted. Dead static function. 16132 16133 * profile.c (branch_prob): Remove unused variables 'insn', 'dest'. 16134 16135 * reg-stack.c: Fix typo in proto for 'get_asm_operand_lengths' 16136 (reg_to_stack): 'initialized', 'before_function_beg' 16137 explicitly type as ints instead of defaulting. 16138 (emit_swap_insn): Remove unused variable 'i2'. 16139 (compare_for_stack_reg): Remove unused variable 'src_note'. 16140 16141 * rtlanal.c (computed_jump_p): Remove unused variable 'computed_jump'. 16142 16143 * sched.c (actual_hazard): Bracket declaration of 'this_cost'. 16144 16145 * stmt.c (add_case_node): Add parens for assignment used as truth. 16146 (all_cases_count): Remove unused variable 'count_high'. 16147 (mark_seen_cases): Remove unused variable 'i'. 16148 (check_for_full_enumeration_handling): Remove unused variable 't'. 16149 Bracket declaration of 'all_values', 'l'. 16150 16151 * tlink.c: Include <stdlib.h>, <unistd.h>, <string.h>/<strings.h>. 16152 16153 * varasm.c (assemble_string): Remove unused variable 'i'. 16154 (immed_double_const): Remove unused variable 'in_current_obstack'. 16155 (immed_real_const_1): Likewise. 16156 (output_constant_pool): Remove unreferenced label 'done'. 16157 (output_constant): Remove unused variable 'x'. 16158 16159 * i386/i386.h (ENCODE_SECTION_INFO): TREE_PUBLIC is an int, not 16160 a string. 16161 16162 * i386/sco5.h (ASM_OUTPUT_ASCII): Add parens for assignment used 16163 as truth. 16164 16165Fri Feb 13 10:21:41 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 16166 16167 * combine.c (can_combine_p): Handle USEs in PARALLELs. 16168 16169Fri Feb 13 01:34:14 1998 H.J. Lu (hjl@gnu.org) 16170 16171 * config/linux.h (LIB_SPEC): Add -lc for -shared if 16172 USE_GNULIBC_1 is not defined. 16173 * config/sparc/linux.h; Likewise. 16174 16175 * config/sparc/linux64.h (LIB_SPEC): Add -lc for -shared. 16176 16177 * config/alpha/linux-elf.h (LIB_SPEC): New. Defined if 16178 USE_GNULIBC_1 is not defined. 16179 16180Fri Feb 13 01:29:29 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com> 16181 16182 * rs6000/sysv4.h (ENDFILE_SPEC): Add missing %(endfile_linux) 16183 for -mcall-linux. 16184 16185Fri Feb 13 01:23:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 16186 16187 * system.h: New file to get common systems includes and various 16188 definitions and declarations based on autoconf macros. 16189 16190Fri Feb 13 00:46:19 1998 Jeffrey A Law (law@cygnus.com) 16191 16192 * cccp.c (new_include_prefix): Correctly handle -I./. 16193 16194Thu Feb 12 20:16:35 1998 Michael Meissner <meissner@cygnus.com> 16195 16196 * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT. 16197 16198Thu Feb 12 16:45:17 1998 Robert Lipe <robertl@dgii.com> 16199 16200 * expr.c (expand_assignment): Correct typo exposed by -Wall. 16201 offset should have been a truth value, not an assignment. 16202 16203Thu Feb 12 15:26:50 1998 Jeffrey A Law (law@cygnus.com) 16204 16205 * cse.c (delete_dead_from_cse): If a libcall produces a constant 16206 result and that result can be substituted into SET_SRC of the 16207 insn with the REG_RETVAL note, then perform the substitution 16208 and delete the libcall. 16209 16210Thu Feb 12 14:04:09 1998 Gavin Koch <gavin@cygnus.com> 16211 16212 * mips.md (trucndihi2,truncdiqi2): Change these to support 16213 mips16. 16214 16215Thu Feb 12 11:34:55 1998 Gavin Koch <gavin@cygnus.com> 16216 16217 * mips/mips.c (movdi_operand): Direct references to symbols 16218 that arn't mips16 consts in mips16 mode arn't valid operands. 16219 16220 * mips/mips.c (mips_move_2words): Add gprel handling. 16221 16222Thu Feb 12 11:18:37 1998 Gavin Koch <gavin@cygnus.com> 16223 16224 * mips.md (extendsidi2): Allow extension to/from a non-mips16 16225 register. 16226 16227Thu Feb 12 00:04:16 1998 Marc Lehmann <pcg@goof.com> 16228 16229 * i386.c: Conditionally include <stdlib.h>, <string.h>, and 16230 <strings.h>. 16231 16232Wed Feb 11 11:43:34 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 16233 16234 * Makefile.in (WARN_CFLAGS): New variable. 16235 (bootstrap, bootstrap2, bootstrap3, bootstrap4): Use it. 16236 162371998-02-11 Mark Mitchell <mmitchell@usa.net> 16238 16239 * config/i386/i386.c (reg_mentioned_in_mem): Don't abort when 16240 falling through default case in switch. 16241 (i386_aligned_p): Likewise. 16242 16243Wed Feb 11 12:59:56 1998 Lee Iverson <leei@Canada.AI.SRI.COM> 16244 16245 * mips/mips.h (mips_abi_string): Correct typo in comment. 16246 16247Wed Feb 11 08:29:56 1998 Gavin Koch <gavin@cygnus.com> 16248 16249 * mips/mips.md (movdi): These PLUS's need to be Pmode. 16250 16251Wed Feb 11 01:47:54 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 16252 16253 * Makefile.in (dwarf2out.o, emit-rtl.o, jump.o, cse.o, unroll.o, 16254 reorg.o, regmove.o): Depend on insn-codes.h, it gets included 16255 indirectly via expr.h. 16256 16257Wed Feb 11 01:44:13 1998 Richard Henderson <rth@cygnus.com> 16258 16259 * stor-layout.c (layout_type): Do upper - lower in the native type, 16260 so as to properly handle negative indices. 16261 16262Wed Feb 11 01:35:55 1998 Robert Lipe <robertl@dgii.com> 16263 16264 * except.c (start_dynamic_cleanup): Remove unused variable 'dhc'. 16265 (expand_eh_region_start_tree): Remove unused variable 'note'. 16266 (exception_optimize): Remove unused variable 'regions'. 16267 (expand_builtin_eh_stub): Remove unused variable 'temp'. 16268 (copy_eh_entry): Deleted. Dead function. 16269 16270 * expr.c (move_block_to_reg): Bracket declaration of 'pat' and 16271 'last' with same #if HAVE_load_multiple as use of it. 16272 (move_block_from_reg): Likewise. 16273 (emit_move_insn_1): Remove unused variable 'insns'. 16274 (store_constructor): Bracket declaration of startb, endb with 16275 #if TARGET_MEMFUNCTIONS. Remove unused variables 'set_word_size' 16276 'target', and 'xtarget'. 16277 (expand_builtin_setjmp): Remove unused variables 'op0', 16278 'next_arg_reg', 'old_inhibit_defer_pop'. 16279 (expand_builtin): Remove unused variable 'offset'. 16280 (do_store_flag): Remove unused variables 'pattern', 'jump_pat'. 16281 (emit_queue): Add parens for assignment used as conditional. 16282 (expand_expr): Case TARGET_EXPR: Remove unused variable 'temp'. 16283 16284Wed Feb 11 01:30:49 1998 Marc Lehmann <pcg@goof.com> 16285 16286 * i386.c: Added include for recog.h. 16287 (override_options): Removed unused variable p. Initialized regno to 16288 avoid warning. 16289 (order_regs_for_local_alloc): Initialized regno to avoid warning. 16290 (legitimize_address): Likewise for 'other'. 16291 (i386_aligned_reg_p): Added default case with abort (). 16292 (print_operand): Likewise. 16293 (reg_mentioned_in_mem): Likewise. 16294 (ix86_expand_binary_operator): Removed unused variables i & insn. 16295 (ix86_expand_unary_operator): Removed unused variable insn. 16296 (output_fp_cc0_set): Removed unused variable unordered_label. 16297 16298Wed Feb 11 01:23:03 1998 John F. Carr <jfc@mit.edu> 16299 16300 * i386.c, i386.h, i386.md: Change gen_rtx (X, ...) to gen_rtx_X (...). 16301 Use GEN_INT instead of gen_rtx (CONST_INT). Make printf arguments 16302 and format string match. 16303 16304Wed Feb 11 01:17:39 1998 Jeffrey A Law (law@cygnus.com) 16305 16306 * flow.c (life_analysis): Do not consider the stack pointer live at 16307 the end of a function if the function calls alloca. 16308 (mark_used_regs): Similarly. 16309 163101998-02-10 John F Carr <jfc@mit.edu> 16311 16312 * config/sparc/sparc.md (movdi_v8plus): Output stx on alternative 16313 1, fzero on alternative 8. 16314 16315Tue Feb 10 09:02:19 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 16316 16317 * rs6000.c (setup_incoming_varargs): Always set rs6000_sysv_varargs_p. 16318 16319Tue Feb 10 03:35:43 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 16320 16321 * reload.c (find_reloads_toplev): Handle arbitrary non-paradoxical 16322 SUBREGs of CONST_INTs. 16323 16324Mon Feb 9 17:52:36 1998 John Carr <jfc@mit.edu> 16325 16326 * mips.c (print_operand, function_prologue): Make printf format 16327 match argument type. 16328 16329Mon Feb 9 02:37:25 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 16330 16331 * alpha.c (alpha_return_addr): Remove unused variable `first'. 16332 (alpha_ra_ever_killed): Remove unused variables `ra' and `i'. 16333 (output_epilog): Remove unused variable `frame_size_from_reg_save'. 16334 16335Sun Feb 8 14:56:03 1998 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> 16336 16337 * loop.c (strength_reduce): When placing increment for auto-inc 16338 case, do comparison in loop order. 16339 16340Sun Feb 8 13:21:38 1998 John Carr <jfc@mit.edu> 16341 16342 * bitmap.c (bitmap_debug_file): HOST_PTR_PRINTF converts a pointer, 16343 not a HOST_WIDE_INT. 16344 16345 * calls.c (expand_call): Change test of expand_inline_function 16346 return value to stop compiler warning. 16347 16348 * genattrtab.c (RTL_HASH): Cast pointer to long, not HOST_WIDE_INT. 16349 16350Sun Feb 8 12:04:24 1998 Jim Wilson (wilson@cygnus.com) 16351 Jeff Law (law@cygnus.com) 16352 16353 * regmove.c: Fix various minor formatting problems. 16354 (optimize_reg_copy_1): Stop search at CALL_INSNs if flag_exceptions 16355 is true. Make end of basic block tests consistent through regmove.c. 16356 (optimize_reg_copy_2, optimize_reg_copy_3): Likewise. 16357 (fixup_match_2, fixup_match_1, regmove_optimize): Likewise. 16358 16359Sun Feb 8 01:49:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 16360 16361 * gansidecl.h: Check for a conflicting macro definition before 16362 attempting to prototype bcopy, bcmp or bzero. 16363 16364Sun Feb 8 00:09:59 1998 Jeffrey A Law (law@cygnus.com) 16365 16366 * expr.c (clear_pending_stack_adjust): Handle case where a function 16367 calls alloca, but the user has specified -fomit-fframe-pointer. 16368 16369 * function.c (assign_parms): Fix typo in last change. 16370 16371Sat Feb 7 23:54:29 1998 Robert Lipe <robertl@dgii.com> 16372 16373 * gcc.c: Include <strings.h>/<string.h>, <stdlib.h>, <unistd.h>, 16374 <fcntl.h>. 16375 (free_path_suffix): Remove unreferenced static function. 16376 (process_command): Remove unused variable temp. 16377 (default_arg): Remove unused variable i. 16378 (do_spec_1): Add parens for assignment used as truth value. 16379 (main): Likewise. 16380 (validate_all_switches): Likewise. 16381 (main): Remove unused variables i, first_time> 16382 16383 * c-common.c: Include <stdlib.h> and <string.h>/<strings.h>. 16384 16385 * calls.c (expand_call): Remove unused variables funtree, 16386 n_regs, and tmpmode. 16387 16388 * dbxout.c, except.c: Include <string.h>/<strings.h>. 16389 16390 * explow.c (plus_constant_for_output_wide): Removed unused 16391 variable all_constant. 16392 16393 * c-decl.c, genattr.c, genattrtab.c, getconfig.c, genemit.c 16394 genextract.c, genflags.c, genopinit.c genoutput.c, genpeep.c, 16395 genrecog.c, global.c, integrate.c , stupid.c : Include 16396 <stdlib.h>. 16397 16398 * genextract.c (walk_rtx): Remove unused variable link. 16399 16400 * genrecog.c (concat): Remove unreferenced static function. 16401 16402 * prefix.c: Include <string.h>/<strings.h>, <stdlib.h> 16403 16404 * stmt.c: Include <stdlib.h>. 16405 (expand_asm_operands): Remove unused variable val1. 16406 (expand_return): Remove unused variable block. 16407 (pushcase): Remove unused variables l and n. 16408 (pushcaserange): Likewise. 16409 16410 * unroll.c (unroll_loop): Remove unused variable temp. 16411 16412Sat Feb 7 23:46:09 1998 Greg McGary <gkm@gnu.org> 16413 16414 * c-decl.c (pushdecl): Set DECL_ORIGINAL_TYPE once only. 16415 16416Sat Feb 7 15:11:28 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 16417 16418 * aclocal.m4 (GCC_FUNC_PRINTF_PTR): New macro to test the printf 16419 functions for whether they support the %p format specifier. 16420 * acconfig.h (HOST_PTR_PRINTF): Insert stub for autoconf. 16421 * configure.in (GCC_FUNC_PRINTF_PTR): Use it. 16422 * configure, config.in: Rebuild. 16423 16424Fri Feb 6 14:20:16 1998 Jim Wilson <wilson@cygnus.com> 16425 16426 * function.c (assign_parms): New variable named_arg, with value 16427 depending on STRICT_ARGUMENT_NAMING. Use instead of ! last_named. 16428 16429Fri Feb 6 14:34:28 1998 Gavin Koch <gavin@cygnus.com> 16430 16431 * mips/t-r3900: New - same as t-ecoff but eliminate 16432 multilibs: mips1 and mips3. 16433 * configure.in (tx39*): Use new mips/t-r3900. 16434 * configure: Rebuild. 16435 * mips/r3900.h (MULTILIB_DEFAULTS): Eliminate mips1. 16436 164371998-02-06 Jason Merrill <jason@yorick.cygnus.com> 16438 16439 * dwarf2out.c: Add old_args_size. 16440 (dwarf2out_args_size): Use it. 16441 (dwarf2out_begin_prologue): Initialize it. 16442 (dwarf2out_stack_adjust): If !asynchronous_exceptions, save up 16443 pushed args until we see a call. 16444 * final.c (final_scan_insn): Hand CALL_INSNs off to the dwarf2 code 16445 before outputting them. 16446 164471998-02-06 Kriang Lerdsuwanakij <lerdsuwa@scf.usc.edu> 16448 16449 * cplus-dem.c (demangle_template_template_parm): New function. 16450 (demangle_template): Handle template template parameters. 16451 164521998-02-02 Mark Mitchell <mmitchell@usa.net> 16453 16454 * calls.c (expand_call): Don't confuse member functions named 16455 realloc, setjmp, and so forth with the standard library 16456 functions of the same names. 16457 16458Thu Feb 5 21:59:49 1998 Jeffrey A Law (law@cygnus.com) 16459 16460 * stmt.c (expand_asm_operands): Correctly identify asm statements 16461 no output operands. 16462 16463Thu Feb 5 21:56:06 1998 Mumit Khan <khan@xraylith.wisc.edu> 16464 16465 * c-common.c (decl_attributes): Flag unrecognized attribute 16466 functions as warnings instead of as errors. 16467 164681998-02-05 Marc Lehmann <pcg@goof.com> 16469 16470 * integrate.c (INTEGRATE_THRESHOLD): Inline only small functions 16471 when -Os is specified. 16472 * toplev.c (main): Don't disable flag_inline_functions anymore when 16473 -Os is in effect. 16474 16475Fri Feb 6 00:27:36 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 16476 16477 * regmove.c: Update. 16478 * flags.h (flag_regmove): Declare. 16479 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Don't declare. 16480 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): 16481 Moved into regmove; changed caller. 16482 * toplev.c (rest_of_compilation): Call regmove_optimize also for 16483 expensive_optimizations. 16484 16485Thu Feb 5 13:38:42 1998 Jeff Law (law@cygnus.com) 16486 16487 * version.c: Bump for snapshot. 16488 16489Thu Feb 5 01:45:19 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 16490 Undo this change (the problem was actually in reload): 16491 Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 16492 16493 * sh.md (movqi_i+1): New peephole. 16494 16495Tue Feb 3 01:11:12 1998 Jeffrey A Law (law@cygnus.com) 16496 16497 * jump.c (jump_optimize): Lose calls to modified_in_p they are 16498 not needed anymore due to changes elsewhere in jump.c. 16499 16500 * jump.c (jump_optimize): Fix first arg to modified_in_p in 16501 previous change. 16502 16503Mon Feb 2 19:18:14 1998 Richard Henderson <rth@cygnus.com> 16504 16505 * expr.c (expand_builtin_setjmp): Accept two new arguments for 16506 the labels to branch to on first and subsequent executions. Don't 16507 play with __dummy. Rename `setjmp' insn to `builtin_setjmp_setup', 16508 and provide it with the jmp_buf. Use only one of 16509 `builtin_setjmp_receiver' or `nonlocal_goto_receiver', 16510 and provide the former with the target label. 16511 (expand_builtin) [BUILTIN_SETJMP]: Generate a label for use by setjmp. 16512 (expand_builtin) [BUILTIN_LONGJMP]: Split out to ... 16513 (expand_builtin_longjmp): ... here. Recognize a `builtin_longjmp' 16514 insn to replace all of the normal nonlocal_goto code. Don't play 16515 with __dummy. Correct arguments to nonlocal_goto. 16516 * expr.h (expand_builtin_setjmp): Update prototype. 16517 * except.c (start_dynamic_handler): When using builtin_setjmp, 16518 generate more accurate flow information. 16519 16520 * alpha.md (nonlocal_goto_receiver_osf): Delete. 16521 (nonlocal_goto_receiver_vms): Rename to nonlocal_goto_receiver. 16522 (builtin_longjmp, builtin_setjmp_receiver): New. 16523 * sparc.md (update_return): Disambiguate unspec number. 16524 (nonlocal_goto): Rearrange arguments to match caller in except.c. 16525 (builtin_setjmp_setup): Rename from setjmp. Match and ignore the 16526 jmp_buf operand. 16527 * mips.md (nonlocal_goto_receiver, builtin_setjmp_receiver): Remove. 16528 (builtin_setjmp_setup*, builtin_longjmp): New. 16529 16530Mon Feb 2 16:43:10 1998 John Carr <jfc@mit.edu> 16531 16532 * mips.md: Change gen_rtx (CONST_INT) to GEN_INT. 16533 16534Mon Feb 2 13:06:47 1998 Jim Wilson <wilson@cygnus.com> 16535 16536 * vmsconfig.com: Remove bytecode references. 16537 165381998-01-30 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 16539 16540 * dwarf2out.c (dwarf2out_frame_init): Undo last change, so that 16541 -fno-sjlj-exceptions works for a target that defines 16542 DWARF2_UNWIND_INFO as zero. 16543 16544 * regmove.c (fixup_match_1): Undo last change which removed some 16545 "useless" code, and add a comment explaining this. 16546 16547Mon Feb 2 10:47:14 1998 Gavin Koch (gavin@cygnus.com) 16548 16549 * mips.c (mips_expand_prologue): Change uses of TARGET_64BIT 16550 to TARGET_LONG64. 16551 16552Mon Feb 2 10:38:41 1998 Klaus Kaempf <kkaempf@progis.de> 16553 16554 * makefile.vms: Remove bytecode references. 16555 Create genrtl files. 16556 16557Mon Feb 2 02:08:04 1998 Michael P. Hayes <michaelh@ongaonga.chch.cri.nz> 16558 16559 * jump.c (jump_optimize): Allow conditional loading of floating point 16560 constants and constants from memory. Reinstalled modified_in_p tests. 16561 16562Mon Feb 2 01:38:39 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 16563 16564 * loop.c (get_condition): Handle sign-extended constants. 16565 16566Mon Feb 2 01:22:46 1998 Hans-Peter Nilsson <hp@axis.se> 16567 16568 * expr.c (emit_push_insn): Add code to use movstrti if present. 16569 16570 * expr.c (emit_push_insn): Use same max-move-amount for movstrhi 16571 and movstrqi as in emit_block_move (). 16572 16573Mon Feb 2 00:09:52 1998 Toon Moene <toon@moene.indiv.nluug.nl> 16574 16575 * config/m68k/x-next: Remove /NextDeveloper/Headers from 16576 the directories to fixinclude - /usr/include is a link 16577 to it and hence its contents are fixed by default. 16578 16579Sun Feb 1 14:15:33 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com> 16580 16581 * rs6000/linux.h: Define JUMP_TABLES_IN_TEXT_SECTION. 16582 16583Sun Feb 1 13:01:15 1998 Klaus Kaempf <kkaempf@progis.de> 16584 16585 * cccp.c (main): Predefine __VMS_VER on VMS. 16586 16587Sun Feb 1 12:39:53 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 16588 16589 * expr.c (get_inner_reference): Use sbitsizetype for type sizes. 16590 * fold-const.c (size_int): Replace with 16591 (size_int_wide). 16592 (make_bit_field_ref): Use bitsize_int for bit position. 16593 * stor-layout.c (sizetype): Delete. 16594 (sizetype_tab, sbitsizetype, ubitsizetype): Declare. 16595 (layout_record, layout_union, layout_type): 16596 Use bitsize_int for bit size. 16597 (set_sizetype): New function. 16598 (make_signed_type, make_unsigned_type): Use it. 16599 * c-decl.c (init_decl_processing): Likewise. 16600 * tree.h (size_int): Don't delcare, #define. 16601 (size_int_wide, sizetype_tab, sbitsize, ubitsize): Declare. 16602 (set_sizetype): Declare. 16603 (bitsize_int, size_int_2, BITS_PER_UNIT_LOG, sizetype, bitsizetype): 16604 Define. 16605 * c-typeck.c (c_sizeof, c_sizeof_nowarn, c_size_in_bytes): 16606 Convert result to sizetype. 16607 (really_start_incremental_init, push_init_level): 16608 Set type of constructor_bit_index to sbitsizetype. 16609 (push_init_level): Use unsigned arithmetic to determine padding. 16610 (output_init_element): Likewise. 16611 16612Sun Feb 1 03:32:07 1998 Jeffrey A Law (law@cygnus.com) 16613 16614 * combine.c (simplify_shift_const): Fix typo in last change. 16615 16616Sun Feb 1 02:50:46 1998 John Carr <jfc@mit.edu> 16617 16618 * combine.c (simplify_shift_const): (lshiftrt (truncate (lshiftrt))) 16619 is (truncate (lshiftrt)). 16620 16621Sun Feb 1 01:06:53 1998 Richard Henderson <rth@cygnus.com> 16622 16623 * alpha.c (alpha_expand_unaligned_load): Use expand_binop properly. 16624 Make sure result winds up in TGT. 16625 (alpha_expand_unaligned_store): Use expand_binop properly. Allow 16626 src to be other than DImode. 16627 (alpha_expand_unaligned_load_words): Tidy. Take an offset argument. 16628 (alpha_expand_unaligned_store_words): Likewise. 16629 (alpha_expand_block_move): Use REGNO_POINTER_ALIGN. Restructure so 16630 that source and destination are separately optimized for alignment. 16631 (alpha_expand_block_clear): Use REGNO_POINTER_ALIGN. 16632 16633Sun Feb 1 01:55:09 1998 Jeffrey A Law (law@cygnus.com) 16634 16635 * mips.md (adddi3_internal_2): Be consistent with adddi3 expander 16636 with handling of -32768. 16637 16638Sun Feb 1 01:48:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 16639 16640 * aclocal.m4 (GCC_NEED_DECLARATION): Modify macro to accept a 16641 shell variable argument instead of only hard coded functions. 16642 (GCC_NEED_DECLARATIONS): New macro to accept multiple functions. 16643 16644 * configure.in: Collapse multiple calls to AC_CHECK_FUNCS into one 16645 call. Collapse multiple calls to GCC_NEED_DECLARATION into one 16646 call to GCC_NEED_DECLARATIONS (new macro.) Check if we need 16647 declarations for bcopy, bcmp and bzero. 16648 16649 * acconfig.h: Add stubs for bcopy, bcmp and bzero declarations. 16650 16651 * gansidecl.h: If we have bcopy but don't declare it, then do so. 16652 Likewise for bcmp and bzero. Only define macros for bcopy, bcmp, 16653 bzero, index and rindex if they aren't already present. 16654 16655Sat Jan 31 11:26:58 1998 Jeffrey A Law (law@cygnus.com) 16656 16657 * toplev.c (close_dump_file): Wrap function prototype for 16658 argument "func" in PROTO. 16659 (dump_rtl): Likewise. 16660 16661Fri Jan 30 22:30:39 1998 John Carr <jfc@mit.edu> 16662 16663 * sparc.c (sparc_override_options): Make v8plus and ultrasparc set 16664 MASK_V8PLUS. 16665 (output_function_epilogue): Omit epilogue if nothing drops through. 16666 (output_move_double): Suppress int ldd usage on ultrasparc and v9. 16667 (registers_ok_for_ldd_peep): Likewise. 16668 (print_operand): Suppress b,a on ultrasparc. Let Y accept a constant. 16669 (ultrasparc_adjust_cost): New function. 16670 (sparc_issue_rate): New function. 16671 * sparc.h (MASK_VIS, TARGET_VIS): New. 16672 (MASK_V8PLUS, TARGET_V8PLUS): New. 16673 (TARGET_HARD_MUL32, TARGET_HARD_MUL): New. 16674 (TARGET_SWITCHES): Add vis and v8plus. 16675 (REG_CLASS_FROM_LETTER): Accept d and b for VIS. 16676 (REGISTER_MOVE_COST): FP<->INT move cost 12 for ultrasparc. 16677 (RTX_COSTS): Use TARGET_HARD_MUL. 16678 (ADJUST_COST): Call ultrasparc_adjust_cost. 16679 (ISSUE_RATE): New. 16680 * sparc.md (attr type): Add sload, fpmove, fpcmove. Adjust users 16681 of load & fp appropriately. 16682 (supersparc function units): Adjust for Haifa. 16683 (ultrasparc function units): Likewise. 16684 (get_pc_via_rdpc): All v9, not just arch64. 16685 (movdi_v8plus, movdi_v8plus+1): New. 16686 (adddi3_sp32+1): New. 16687 (subdi3_sp32+1): New. 16688 (movsi_insn, movsf_const_insn, movdf_const_insn): Know VIS. 16689 (addsi3, subsi3, anddi3_sp32, andsi3, and_not_di_sp32): Likewise. 16690 (and_not_si, iordi3_sp32, iorsi3, or_not_di_sp32, or_not_si): Likewise. 16691 (xorsi3_sp32, xorsi3, xor_not_di_sp32, xor_not_si): Likewise. 16692 (one_cmpldi2_sp32, one_cmplsi2): Likewise. 16693 (ldd peepholes): Suppress for v9. 16694 (return_adddi): Kill redundant test. Arg1 may be arith_operand. 16695 (return_subsi): Revmove. 16696 16697Fri Jan 30 18:30:03 1998 John F Carr <jfc@mit.edu> 16698 16699 * mips.c (save_restore_insns): Set RTX_UNCHANGING_P in register 16700 save/restore MEM rtl. 16701 16702Fri Jan 30 09:08:16 1998 Jeffrey A Law (law@cygnus.com) 16703 16704 * configure.in: Check for declaration of abort. 16705 * acconfig.h: Corresponding changes. 16706 * toplev.c: Use NEED_DECLARATION_ABORT to determine if abort should 16707 be declared. 16708 16709Thu Jan 29 20:26:12 1998 Jeffrey A Law (law@cygnus.com) 16710 16711 * genattrtab.c (optimize): Define in case PRESERVE_DEATH_INFO_REGNO_P 16712 uses it. 16713 16714Thu Jan 29 09:27:56 1998 Jeff Law (law@cygnus.com) 16715 16716 * version.c: Bump for snapshot. 16717 16718Thu Jan 29 10:12:27 1998 Jeffrey A Law (law@cygnus.com) 16719 16720 * configure.in: Check for atoq and atoll. 16721 * rtl.c (read_rtx): Use HAVE_ATOLL and HAVE_ATOQ to select the 16722 proper routine for converting ascii into long long values. 16723 16724Thu Jan 29 01:28:14 1998 Klaus Kaempf <kkaempf@progis.de> 16725 16726 * cccp.c (SYS$SEARCH, SYS$PARSE): Write as upper-case. 16727 16728 * vmsconfig.com: Remove bytecode references. 16729 16730 * alpha/vms.h (PREFIX): Define. 16731 16732 * alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Remove. 16733 16734 * am-alpha.h: Don't include alloca for OPEN_VMS. 16735 16736 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Define. 16737 16738 * alpha/xm-vms.h (INCLUDE_DEFAULTS): Define. 16739 (GCC_INCLUDE_DIR): Define. 16740 16741 * make-cc.com, make-cccp.com, make-cc1.com: Removed. 16742 * makefile.vms: New file. 16743 16744 * alpha/vms.h (CPP_PREDEFINES): Remove -Dalpha. 16745 16746 * alpha.c (output_prolog): Output '.name' directive 16747 for minimal traceback information. 16748 16749 * alpha.c (output_prolog): Don't prepend entry point symbols 16750 with '$' on OPEN_VMS. 16751 16752Thu Jan 29 00:25:35 1998 David S. Miller <davem@tanya.rutgers.edu> 16753 Jeffrey A Law (law@cygnus.com) 16754 16755 * rtl.c (read_rtx): Use atol/atoq based upon disposition of 16756 HOST_WIDE_INT. 16757 16758 * genattrtab.c (write_test_expr): Use HOST_WIDE_INT_PRINT_DEC 16759 as needed. 16760 * genemit.c (gen_exp): Likewise. 16761 * genpeep.c (match_rtx): Likewise. 16762 * genrecog.c (write_tree_1): Likewise. 16763 16764 * c-lex.c (yyprint): Use proper format string based upon 16765 disposition of HOST_BITS_PER_WIDE_INT. 16766 (yylex): Put casts in right place for args to build_int_2. 16767 16768Thu Jan 29 00:24:29 1998 Jeffrey A Law (law@cygnus.com) 16769 16770 * combine.c: Fix typos in Jan27 changes. 16771 16772Thu Jan 29 00:07:49 1998 Ollivier Robert <roberto@keltia.freenix.fr> 16773 16774 * i386/freebsd.h (LIB_SPEC): Correctly handle -shared, -p and friends. 16775 (LINK_SPEC): Likewise. 16776 (STARTFILE_SPEC): Likewise. 16777 167781998-01-28 Mike Stump <mrs@wrs.com> 16779 16780 * rtlanal.c (dead_or_set_regno_p): Ignore REG_DEAD notes after 16781 reload completes. 16782 * genattrtab.c (reload_completed): Define. 16783 16784 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Remove obsolete 16785 comments. 16786 16787Wed Jan 28 20:11:06 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 16788 16789 * reload.c (push_reload): If WORD_REGISTER_OPERATIONS, reload the 16790 SUBREG_REG if the word count is unchanged, also in the input reload 16791 case. Disable non-applicable sanity checks. 16792 16793Wed Jan 28 20:08:26 1998 Jeffrey A Law (law@cygnus.com) 16794 16795 * config/t-svr4 (TARGET_LIBGCC2_CFLAGS): Add -fPIC. 16796 16797Wed Jan 28 20:04:43 1998 Ian Lance Taylor <ian@cygnus.com> 16798 16799 * i386/t-cygwin32 (LIMITS_H_TEST, LIBGCC2_INCLUDES): Define. 16800 16801Wed Jan 28 11:45:27 1998 Per Bothner <bothner@cygnus.com> 16802 16803 * dbxout.c (dbxout_type): For a RECORD_TYPE, check that TYPE_BINFO 16804 is a TREE_VEC before trying to use it for baseclasses. 16805 (Chill uses the same field for a different purpose.) 16806 16807 * toplev.c (strip_off_ending): Generalize to endings up to 5 chars. 16808 16809Tue Jan 27 23:15:55 1998 Lassi A. Tuura <lat@iki.fi> 16810 16811 * config.sub: More accurate determination of HP processor types. 16812 16813Tue Jan 27 23:11:11 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 16814 16815 * c-lex.c: Include <stdlib.h> and <string.h>/<strings.h>. Add 16816 prototype for `handle_sysv_pragma', and make it static. Add 16817 parentheses around assignment used as truth value. 16818 16819 * combine.c (combine_instructions): Protect variable `prev' with 16820 macro HAVE_cc0. 16821 (can_combine_p): Protect variable `link' with AUTO_INC_DEC. 16822 (extract_left_shift): Add parentheses around operand of &. 16823 (merge_outer_ops): Avoid an empty body in an else-statement. 16824 (gen_rtx_combine): Remove unused variable `i'. 16825 16826 * sparc/gmon-sol2.c: Include <fcntl.h>. Make return type of 16827 function monstartup `void'. Likewise for internal_mcount. Add 16828 `static void' prototype for moncontrol. Reconcile sprintf format 16829 vs. args. 16830 16831 * sparc/sparc.c: Include <stdlib.h> and <string.h>/<strings.h>. 16832 Make return type of function_arg_slotno explicitly `int'. 16833 (reg_unused_after): Add parentheses around assignment used as 16834 truth value. 16835 (save_regs): Add explicit braces to avoid ambiguous `else'. 16836 (function_arg_slotno): Add parentheses around && within ||. 16837 (function_arg_pass_by_reference): Likewise. 16838 (sparc_flat_output_function_prologue): Reconcile fprintf format 16839 vs. args. 16840 16841 * svr4.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around 16842 assignment used as truth value. 16843 16844 * cplus-dem.c: Include <stdlib.h>. 16845 (demangle_signature): Avoid an empty body in an else-statement. 16846 (do_type): Remove unused variable `lvl'. 16847 16848 * cppexp.c: Don't have <stdlib.h> depend on MULTIBYTE_CHARS. 16849 Include <string.h>/<strings.h>. 16850 (cpp_lex): Remove unused variable `namelen'. 16851 (cpp_lex): Explicitly declare `num_chars' as an int. 16852 16853 * cpplib.c: Avoid duplicate inclusion of <stdlib.h>, include 16854 <unistd.h> instead. Explicitly declare is_system_include 16855 returning int. 16856 (make_assertion): Remove unused variable `kt'. 16857 (cpp_expand_to_buffer): Hide variable `obuf'. 16858 (output_line_command): Remove unused variables, `line_end', 16859 `line_cmd_buf' and `len'. 16860 (macarg): Remove unused variable `arg_start'. 16861 (special_symbol): Remove unused variable `i'. Add parentheses 16862 around assignment used as truth value. 16863 (do_include): Remove unused variables `pcfname' and `retried', 16864 hide `pcf' and `pcfbuflimit'. 16865 (do_line): Remove unused variable `i'. 16866 (finclude): Hide variable `missing_newline'. 16867 (cpp_handle_options): Remove unused variable `j'. 16868 (read_token_list): Remove unused variable `eofp'. 16869 (cpp_error_with_line): Remove unused variable `i'. 16870 (cpp_warning_with_line): Likewise. 16871 (cpp_pedwarn_with_line): Explicitly declare `column' as int. 16872 (cpp_error_from_errno): Remove unused variable `i'. 16873 16874 * cse.c (invalidate): Add parentheses around assignment used as 16875 truth value. 16876 (find_best_addr): Move declaration of variable `our_cost' inside 16877 the conditional macro where its used. 16878 (fold_rtx): Avoid an empty body in an if-statement. 16879 (cse_insn): Wrap variables `this_insn_cc0_mode' and 16880 `this_insn_cc0' in macro HAVE_cc0. 16881 16882 * dwarf2out.c: Include <stdlib.h> and <string.h>/<string.h>. 16883 (ASM_OUTPUT_DWARF_DATA8): Reconcile format vs. args in fprintf's. 16884 (output_uleb128): Likewise. 16885 (output_sleb128): Likewise. 16886 (output_cfi): Likewise. 16887 (output_call_frame_info): Remove unused variables `j', `fde_size' 16888 and `fde_pad'. 16889 (comp_unit_has_inlines): Hide declaration as per rest of file. 16890 (size_of_line_prolog): Correct typo in prototype. 16891 (add_arange): Likewise. 16892 (output_aranges): Likewise. 16893 (add_name_and_src_coords_attributes): Likewise. 16894 (gen_array_type_die): Likewise. 16895 (gen_inlined_subroutine_die): Likewise. 16896 (equate_decl_number_to_die): Remove unused variable `i'. 16897 (print_die): Reconcile format vs. args in fprintf's. 16898 (print_dwarf_line_table): Likewise. 16899 (output_die): Likewise. 16900 (output_line_info): Likewise. 16901 (add_subscript_info): Avoid an empty body in an else-statement. 16902 (gen_subprogram_die): Remove unused variable `fp_loc'. 16903 16904 * dwarfout.c: Explicitly declare `next_pubname_number' as int. 16905 Protect `ordering_attribute' prototype with USE_ORDERING_ATTRIBUTE 16906 macro. Protect `src_coords_attribute' prototype with 16907 DWARF_DECL_COORDINATES macro. Hide `output_entry_point_die' 16908 prototype as in the rest of the file. Likewise for 16909 `output_pointer_type_die' and `output_reference_type_die'. Remove 16910 prototype for `type_of_for_scope'. 16911 (output_unsigned_leb128): Reconcile format vs. args in fprintf. 16912 (type_attribute): Add explicit braces to avoid ambiguous `else'. 16913 16914 * final.c: Include <stdlib.h> and <string.h>/<strings.h>. 16915 (shorten_branches): Protect declaration of tmp_length with 16916 SHORTEN_WITH_ADJUST_INSN_LENGTH and ADJUST_INSN_LENGTH macros. 16917 (profile_function): Protect declaration of `sval' and `cxt' 16918 variables with appropriate macros. 16919 (final_scan_insn): Likewise for `note' variable. Add explicit 16920 braces to avoid empty body in an if-statement. 16921 (output_asm_insn): Move variable `i' inside macro conditional 16922 where it is used. Add parentheses around assignment used as truth 16923 value. 16924 (asm_fprintf): Likewise, likewise. 16925 16926 * fix-header.c (main): Remove unused variable `done'. Protect 16927 declaration of `i' with FIXPROTO_IGNORE_LIST. 16928 16929 * pexecute.c: Include <unistd.h>. Prototype `my_strerror'. 16930 16931 * print-rtl.c (print_inline_rtx): Explicitly declare the parameter 16932 `ind'. 16933 16934 * profile.c: Include <string.h>/<strings.h>. 16935 (instrument_arcs): Remove unused variables `note', `inverted', 16936 `zero' and `neg_one'. 16937 (branch_prob): Avoid empty body in an if-statement. 16938 16939 * regclass.c: Include <stdlib.h>. 16940 (reg_alternate_class): Explicitly declare parameter `regno'. 16941 16942 * regmove.c (regmove_optimize): Remove unused variable `p'. Add 16943 parentheses around assignment used as truth value. 16944 (find_matches): Remove unused variables `output_operand' and 16945 `matching_operand'. 16946 (fixup_match_1): Remove statement with no effect: "if (0) ;". 16947 16948 * scan.c (sstring_append): Explicitly declare `count' as int. 16949 (scan_string): Explicitly declare parameter `init' as int. 16950 16951 * sched.c: Include <stdlib.h>. 16952 (BLOCKAGE_RANGE): Add parentheses around arithmetic in operand of |. 16953 (rank_for_schedule): Add parentheses around assignment used as 16954 truth value. 16955 (schedule_block): Likewise. 16956 (regno_use_in): Likewise. 16957 (schedule_insns): Remove unused variable `i'. 16958 16959 * toplev.c: Include <stdlib.h> and <string.h>/<strings.h>. 16960 (v_message_with_decl): Remove unused variable `n'. 16961 (botch): Explicitly declare parameter `s' as char *. 16962 (main): Add parentheses around assignment used as truth value. 16963 16964 * tree.c (make_node): Protect the variable `kind' with the 16965 GATHER_STATISTICS macro. 16966 (real_value_from_int_cst): Move variable `e' inside conditional 16967 macro area where it is used. 16968 (tree_last): Add parentheses around assignment used as truth value. 16969 (build1): Protect the variable `kind' with the GATHER_STATISTICS 16970 macro. 16971 (print_obstack_statistics): Reconcile format vs. args in fprintf. 16972 Protect variables `i', `total_nodes', and `total_bytes' with the 16973 GATHER_STATISTICS macro. 16974 16975Tue Jan 27 23:01:55 1998 Mike Stump <mrs@wrs.com> 16976 16977 * m32r.md, mips.md, mn10200.md, mn10300.md, pyr.md: Add 16978 some comments regarding use of dead_or_set_p. 16979 16980Tue Jan 27 22:14:48 1998 Todd Vierling <tv@pobox.com> 16981 16982 * fixincludes: Tweak fix for struct exception in math.h 16983 16984Tue Jan 27 17:21:09 1998 Gavin Koch (gavin@cygnus.com) 16985 16986 * mips/mips.c (mips_expand_prologue,mips_expand_epilogue): 16987 Change mode of registers used to add/sub from 16988 hard_frame_pointer_rtx from word_mode to Pmode. 16989 16990Tue Jan 27 11:02:04 1998 Nick Clifton <nickc@cygnus.com> 16991 16992 * v850.h (ASM_OUTPUT_ALIGNED_BSS): Use 16993 asm_output_aligned_bss() instead of asm_output_bss(). 16994 16995 * toplev.c (rest_of_compilation): Replace references to 16996 stack_reg_dump_file and dbr_sched_dump_file with references to 16997 rtl_dump_file. 16998 16999Tue Jan 27 10:22:13 1998 Kamil Iskra <iskra@student.uci.agh.edu.pl> 17000 17001 * tlink.c (scan_linker_output): Call fclose() for opened files. 17002 17003Tue Jan 27 05:05:26 1998 Richard Henderson <rth@cygnus.com> 17004 17005 * alpha.c (output_epilog [!VMS]): Don't tag global functions if 17006 compiling with -fpic -- we want to be able to override symbols 17007 properly. 17008 (alpha_expand_block_move): Fix thinko in last change. 17009 17010 * alpha.h (ASM_OUTPUT_MI_THUNK): New define. 17011 * config/alpha/win-nt.h (ASM_OUTPUT_MI_THUNK): New define. 17012 * config/alpha/vms.h (ASM_OUTPUT_MI_THUNK): New undef. 17013 17014Tue Jan 27 03:21:23 1998 Richard Henderson <rth@cygnus.com> 17015 17016 * alpha.md (abssf, absdf): Revert last change. 17017 17018Tue Jan 27 00:26:50 1998 John Carr <jfc@mit.edu> 17019 17020 * dwarf2out.c (dwarf2out_frame_init): Test value of DWARF2_UNWIND_INFO. 17021 * mips/sni-svr4.h: Define DWARF2_UNWIND_INFO as 0. 17022 17023Tue Jan 27 00:07:02 1998 Jeffrey A Law (law@cygnus.com) 17024 17025 * emit-rtl.c (gen_lowpart_common): Handle more case where converting 17026 a CONST_INT into SFmode. 17027 17028Tue Jan 20 16:01:03 1998 Anthony Green <green@cygnus.com> 17029 17030 * flags.h: New flag (optimize_size). 17031 * toplev.c (main): Parse -Os option and set optimize_space 17032 accordingly. 17033 * gcc.c (default_compilers), cp/lang-specs.h, f/lang-specs.h: Define 17034 __OPTIMIZE_SIZE__ when compiling with -Os. 17035 * config/dsp16xx/dsp16xx.h, config/i386/i386.h, 17036 config/i386/dgux.h, config/i960/i960.h, config/pdp11/pdp11.h, 17037 config/v850/v850.h (OPTIMIZATION_OPTIONS): New SIZE argument 17038 to macro. 17039 * config/i386/i386.c (optimization_options): Accept new SIZE argument. 17040 17041Mon Jan 26 23:57:39 1998 Manfred Hollstein <manfred@s-direktnet.de> 17042 17043 * libgcc2.c (__clear_insn_cache): On sysV68 enable the memctl 17044 stuff only if MCT_TEXT is #define'd. 17045 17046Mon Jan 26 23:52:51 1998 Markus F.X.J. Oberhumer <k3040e4@c210.edvz.uni-linz.ac.at> 17047 17048 * configure.in (i*86-pc-msdosdjgpp): Treat like msdos & go32 17049 configurations. 17050 17051Fri Jan 23 09:39:36 1998 Nick Clifton <nickc@cygnus.com> 17052 17053 * toplev.c: Add -dM command line option to dump RTL after the 17054 machine dependent reorganization pass, if there is one. 17055 Reorganize RTL dump code, so that only one file handle is 17056 needed. 17057 17058Mon Jan 26 12:09:42 1998 Benjamin Kosnik <bkoz@rhino.cygnus.com> 17059 17060 * except.c (check_exception_handler_labels): Disable warning when 17061 flag_syntax_only. 17062 17063Mon Jan 26 18:17:32 1998 Jim Wilson <wilson@cygnus.com> 17064 17065 * sparc.c (pic_setup_code): Don't set LABEL_PRESERVE_P. 17066 17067Mon Jan 26 18:11:30 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 17068 17069 * c-decl.c (grokdeclarator): Get parameter tags from 17070 last_function_parm_tags. 17071 * dwarfout.c (output_formal_types): Set TREE_ASM_WRITTEN before 17072 traversing the parameter types. 17073 (output_type): No early exit for FUNCTION_TYPE / METHOD_TYPE context. 17074 17075Mon Jan 26 01:44:12 1998 Jeffrey A Law (law@cygnus.com) 17076 17077 * h8300.c (print_operand): Handle CONST_DOUBLE for 'e', 'f', and 17078 the default case. 17079 (get_shift_alg): Fix typo. 17080 17081Sun Jan 25 22:22:04 1998 Richard Henderson <rth@cygnus.com> 17082 17083 * alpha.c (alpha_expand_block_move): Copy ADDRESSOF to reg. 17084 17085Sun Jan 25 22:14:28 1998 Richard Henderson <rth@cygnus.com> 17086 17087 * toplev.c (get_run_time): Make sure each case gets its variables. 17088 17089Sun Jan 25 22:10:21 1998 Richard Henderson <rth@cygnus.com> 17090 17091 * configure.in (build_xm_file): Add auto-config.h if host=build. 17092 (host_xm_file_list): Don't add $(srcdir) to auto-config.h. 17093 (build_xm_file_list): Likewise. 17094 * configure: Rebuild. 17095 17096Sun Jan 25 22:00:25 1998 Alasdair Baird <alasdair@wildcat.demon.co.uk> 17097 17098 * recog.c (validate_replace_rtx_1): Only perform substitutions 17099 of arguments to commutative and comparison operators once. 17100 17101Sun Jan 25 12:30:18 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 17102 17103 * sparc.c (output_cbranch): Add default case in 17104 enumeration switch. 17105 17106 * reorg.c (insn_sets_resource_p): Correct typo in prototype. 17107 (emit_delay_sequence): Eliminate unused parameter, all callers 17108 changed. 17109 (fill_simple_delay_slots): Likewise. 17110 (fill_slots_from_thread): Likewise. 17111 (fill_eager_delay_slots): Likewise. 17112 (mark_referenced_resources): Add default case in enumeration switch. 17113 (mark_set_resources): Likewise. 17114 (rare_destination): Likewise. 17115 (mostly_true_jump): Likewise. 17116 (find_dead_or_set_registers): Likewise. 17117 (redirect_with_delay_slots_safe_p): Remove unused variable `slots'. 17118 (update_reg_unused_notes): Remove unused variable `p'. 17119 (mark_target_live_regs): Remove unused variables `next' and 17120 `jump_count'. 17121 (fill_simple_delay_slots): Remove unused variable `j'. 17122 (fill_slots_from_thread): Add parentheses around assignment used 17123 as truth value. 17124 (dbr_schedule): Likewise. 17125 17126 * objc/Make-lang.in (objc.stage1): Depend on stage1-start. 17127 (objc.stage2, objc.stage3, objc.stage4): Likewise. 17128 17129Sun Jan 25 12:13:47 1998 Michael Tiemann <michael@tiemann.org> 17130 17131 * cse.c (simplify_ternary_operation): Don't try to simplify 17132 IF_THEN_ELSE expressions (created by combine) that don't use 17133 relational operators. 17134 17135Fri Jan 23 22:48:24 1998 Jeffrey A Law (law@cygnus.com) 17136 17137 * cse.c (simplify_ternary_operation): Handle more IF_THEN_ELSE 17138 simplifications. 17139 17140 * crtstuff.c (init_dummy): Keep the epilogue in the init 17141 section for non-ELF systems. 17142 17143Fri Jan 23 23:28:59 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 17144 17145 * sh.md (movqi_i+1): New peephole. 17146 17147Fri Jan 23 15:39:42 1998 Jim Wilson <wilson@cygnus.com> 17148 17149 * Makefile.in: Remove remaining bytecode stuff. 17150 * emit-rtl.c, expr.c: Likewise. 17151 17152Fri Jan 23 12:41:10 1998 Nick Clifton (nickc@cygnus.com) 17153 17154 * toplev.c (lang_options): Add unknown-pragma options. 17155 17156Thu Jan 22 23:43:38 1998 Per Bothner <bothner@cygnus.com> 17157 17158 * dwarfout.c (byte_size_attribute): Simplify and fix - don't need 17159 special (and incomplete) handling for Chill arrays. 17160 17161Fri Jan 23 00:27:23 1998 John Carr <jfc@mit.edu> 17162 17163 * toplev.c (get_run_time): Call sysconf(_SC_CLK_TCK), when available, 17164 to get clock rate. 17165 17166Fri Jan 23 00:19:36 1998 Gavin Koch (gavin@cygnus.com) 17167 17168 * mips.md (muldi3_internal2): Reverse test for TARGET_MIPS16. 17169 171701998-01-22 scott snyder <snyder@d0sgif.fnal.gov> 17171 17172 * mips.c (function_prologue): Use HARD_FRAME_POINTER_REGNUM in 17173 .frame directive instead of FRAME_POINTER_REGNUM. 17174 17175Fri Jan 23 00:08:55 1998 Robin Kirkham <rjk@mlb.dmt.csiro.au> 17176 17177 * m68k.h (TARGET_SWITCHES): -mcpu32 now clears MASK_68881. 17178 (MACHINE_STATE_m68010_up): Replaced __mc68332__ with __mcpu32__. 17179 * m68k/m68k-none.h(CPP_FPU_SPEC): Update relative to TARGET_SWITCHES. 17180 (CPP_SPEC, ASM_SPEC, CC1_SPEC): Likewise. 17181 (CPP_SPEC): -m68332 defines both __mc68332 and __mcpu32__. 17182 * m68k/t-m68kbare (MULTILIB_OPTIONS): Add mcpu32. 17183 (MULTILIB_MATCHES): -m68332 now uses mcpu32 libraries, not m68000. 17184 (MULTILIB_EXCEPTIONS): Don't build 68881 libraries for m68000, 17185 mcpu32 or m5200. 17186 * longlong.h: Replace __mc68332__ with __mcpu32__. 17187 17188Thu Jan 22 19:55:40 1998 Jeff Law (law@cygnus.com) 17189 17190 * version.c: Bump for snapshot. 17191 17192Thu Jan 22 14:47:31 1998 Jim Wilson <wilson@cygnus.com> 17193 17194 * reload.c (push_reload): In WORD_REGISTER_OPERATIONS code, add test 17195 to require the SUBREG mode to be smaller than the SUBREG_REG mode. 17196 * reload1.c (eliminate_regs): Likewise. 17197 17198Thu Jan 22 14:49:14 1998 Jeffrey A Law (law@cygnus.com) 17199 17200 * regmove.c (find_matches): Initialize matches->earlyclobber too. 17201 17202Thu Jan 22 01:40:52 1998 Richard Henderson <rth@cygnus.com> 17203 17204 * alpha.md (abssf2, absdf2): Disable in IEEE mode. 17205 (negsf2, negdf2): Use proper subtract in IEEE mode. 17206 17207Tue Jan 20 09:29:09 1998 Jeffrey A Law (law@cygnus.com) 17208 17209 * Makefile.in: Remove more bytecode stuff. 17210 * expr.c, stmt.c, config/msdos/top.sed: Likewise. 17211 * vax/xm-vms.h, winnt/config-nt.sed: Likewise. 17212 * f/install.texi, objc/Make-lang.in: Likewise. 17213 17214 * Makefile.in: Remove all bytecode support. 17215 (OBJS): Make sure last entry is a real object file, not EXTRA_OBJS. 17216 * emit-rtl.c: Remove all bytecode support. 17217 * expr.c, expr.h function.c, integrate.c: Likewise. 17218 * output.h, regclass.c, rtl.h, stmt.c, toplev.c: Likewise. 17219 * tree.h, varasm.c: Likewise. 17220 * config/m68k/m68k.h: Likewise. 17221 * bi-*, bc-*, bytecode*: Delete bytecode related files. 17222 * modemap.def: Likewise. 17223 17224Tue Jan 20 09:02:31 1998 Gavin Koch (gavin@cygnus.com) 17225 17226 * mips/mips.md (divsi3,divdi3,modsi3,moddi3,udivsi3,udivdi3, 17227 umodsi3,umoddi3): Handle mips16 div/mod by a constant. 17228 17229Mon Jan 19 21:57:00 1998 Richard Henderson <rth@cygnus.com> 17230 17231 * i386.md (push): Prohibit symbolic constants if flag_pic. 17232 (movsi+1): Likewise for move to non-register. 17233 17234Mon Jan 19 11:15:38 1998 Jim Wilson <wilson@cygnus.com> 17235 17236 * alpha.c (mode_mask_operand): Accept 0xffffffff on 32 bit host. 17237 (print_operand): Handle 0xffffffff on 32 bit host. 17238 17239 * configure.in (thread_file): Rename uses before main loop to 17240 target_thread_file. Initialize to empty in main loop. Set thread_file 17241 to target_thread_file after main loop if not set. 17242 * configure: Rebuild. 17243 17244 * genattrtab.c (find_and_mark_used_attributes): Handle CONST_INT. 17245 (add_values_to_cover): Revert last change (which had no ChangeLog 17246 entry). 17247 (simplify_with_current_value_aux): Handle CONST_INT. 17248 17249Mon Jan 19 10:14:55 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 17250 17251 * unprotoize.c: Define UNPROTOIZE first, to actually take effect. 17252 17253Mon Jan 19 10:11:52 1998 Richard Henderson <rth@cygnus.com> 17254 17255 * configure.in: Add cpp stringify test. 17256 * acconfig.h (HAVE_CPP_STRINGIFY): New tag. 17257 * gengenrtl.c: Use it. 17258 * configure, config.in: Rebuild. 17259 17260Mon Jan 19 09:43:15 1998 Andreas Schwab <schwab@issan.informatik.uni-dortmund.de> 17261 17262 * Makefile.in (genrtl.c genrtl.h): Add dummy command for GNU make. 17263 17264Mon Jan 19 09:38:18 1998 Richard Henderson <rth@cygnus.com> 17265 17266 * configure.in: Find declaration for sbrk. 17267 * acconfig.h (NEED_DECLARATION_SBRK): New tag. 17268 * config.in, configure: Rebuild. 17269 * mips-tfile.c: Properly protect declaration of sbrk and free. 17270 * toplev.c: Properly protect declaration of sbrk. 17271 17272Sun Jan 18 20:18:01 1998 Richard Henderson <rth@cygnus.com> 17273 17274 * alpha.c (alpha_handle_trap_shadows): Ignore CLOBBERs. 17275 17276Sun Jan 18 01:54:27 1998 Jeffrey A Law (law@cygnus.com) 17277 17278 * alpha/xm-winnt.h (HAS_INIT_SECTION): Undefine. 17279 17280Sun Jan 18 00:57:35 1998 Mike Stump <mrs@wrs.com> 17281 17282 * configure.in (i960-wrs-vxworks): Default to latest vxworks release. 17283 17284Sat Jan 17 23:41:36 1998 David S. Miller <davem@tanya.rutgers.edu> 17285 17286 * combine.c (force_to_mode, nonzero_bits): Correctly optimize 17287 constant offset computations from objects with known alignment in 17288 the presence of STACK_BIAS. 17289 17290 * varasm.c (immed_double_const): Add casts to HOST_WIDE_INT where 17291 necessary. 17292 (const_hash): Hash val is unsigned long. 17293 (SYMHASH): Likewise. 17294 17295 * tree.c (TYPE_HASH): Type of hash val is unsigned long. 17296 17297 * print-tree.c (print_node_brief): HOST_PTR_PRINTF format wants a 17298 char pointer, not HOST_WIDE_INT. 17299 (print_node): Likewise. Also hash is unsigned long not 17300 HOST_WIDE_INT. 17301 17302 * cse.c (canon_hash): Hash is unsigned long not HOST_WIDE_INT. 17303 17304 * explow.c (optimize_save_area_alloca): New function for targets 17305 where SETJMP_VIA_SAVE_AREA is true. 17306 (allocate_dynamic_stack_space): On SETJMP_VIA_SAVE_AREA targets, 17307 compute the amount of stack space needed should we find later that 17308 setjmp is never called by this function, stuff rtl for this inside 17309 a REG_NOTE of the final SET of stack_pointer_rtx. 17310 * toplev.c (rest_of_compilation): If SETJMP_VIA_SAVE_AREA and 17311 current_function_calls_alloca, call optimize_save_area_alloca. 17312 17313Sat Jan 17 23:22:59 1998 John Wehle (john@feith.com) 17314 17315 * i386.md: Remove redundant integer push patterns. 17316 Don't bother checking for TARGET_PUSH_MEMORY when 17317 pushing constants or registers. 17318 17319Sat Jan 17 22:35:39 1998 Mumit Khan <khan@xraylith.wisc.edu> 17320 J.J VanderHeijden <J.J.vanderHeijden@student.utwente.nl> 17321 17322 * pexecute.c (pexecute): New function for mingw32. Supports pipes. 17323 (pwait): New function for mingw32. 17324 17325 * gcc.c (execute): Mingw32 pexecute() supports pipes, but cygwin32 17326 pipe support is broken for now. 17327 173281998-01-17 Lee Iverson <leei@Canada.AI.SRI.COM> 17329 17330 * emit_rtl.c (init_emit_once): Ensure that potential aliasing 17331 between frame_pointer_rtx, hard_frame_pointer_rtx, and 17332 arg_pointer_rtx is respected in initialization. 17333 (init_emit_once): Use gen_rtx_raw_REG() to create 17334 return_address_pointer_rtx. 17335 17336 * reorg.c: #include "expr.h" for rtx prototypes. 17337 * Makefile.in (reorg.o): Depend on expr.h 17338 17339Sat Jan 17 21:28:08 1998 Pieter Nagel <pnagel@epiuse.co.za> 17340 17341 * Makefile.in (FLAGS_TO_PASS): Pass down gcc_include_dir and 17342 local_prefix to sub-make invocations. 17343 17344Sat Jan 17 21:24:16 1998 David T. McWherter <dtm@waterw.com> 17345 17346 * objc-parse.c: Recognize protocol qualifiers in class definitions. 17347 17348Sat Jan 17 21:16:19 1998 Jeffrey A Law (law@cygnus.com) 17349 17350 * rtl.h: Fix typos. 17351 17352 * acconfig.h (NEED_DECLARATION_ATOL): New declaration to check for. 17353 * configure.in: Check for atol. 17354 * rtl.c (atol): Only provide the declaration if NEED_DECLARATION_ATOL. 17355 17356 * rtl.c (read_rtx): Initialize list_rtx to NULL, not NULL_RTX. 17357 17358 * loop.c (find_and_verify_loops): When attempting to move insns from 17359 inside the loop outside the loop, create a BARRIER if no suitable 17360 one was found. 17361 17362 * jump.c (jump_optimize): Remove Dec 17, 1997 chance in 17363 favor of an equivalent change from gcc-2.8. 17364 17365 * i386/x-sco5 (CC): Remove trailing whitespace. 17366 17367Sat Jan 17 21:09:46 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 17368 17369 * gengenrtl.c (type_from_format): De-ANSIfy function signature. 17370 (accessor_from_format): Likewise. 17371 (xmalloc): New function for use when linking with alloca.o. 17372 17373Mon Jan 5 02:53:01 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> 17374 17375 * frame.c (find_fde): Correct FDE's upper bound. 17376 17377Fri Jan 16 16:23:52 1998 Richard Henderson <rth@cygnus.com> 17378 17379 * gengenrtl.c (DEF_RTL_EXPR): Provide a K&R compliant version. 17380 17381Fri Jan 16 10:16:10 1998 Jeffrey A Law (law@cygnus.com) 17382 17383 * calls.c (expand_call): Move #ifdef code out of macro argument 17384 lists. 17385 (emit_library_call, emit_library_call_value): Likewise. 17386 17387Fri Jan 16 00:46:40 1998 Jeffrey A Law (law@cygnus.com) 17388 17389 * rtl.def (INLINE_HEADER): Fix bug exposed by gen_rtx_FOO changes. 17390 17391Thu Jan 15 01:02:30 1998 Jeffrey A Law (law@cygnus.com) 17392 17393 * version.c: Bump for snapshot. 17394 17395Wed Jan 14 22:49:17 1998 Richard Henderson <rth@cygnus.com> 17396 17397 * alias.c: Change all uses of gen_rtx(FOO...) to gen_rtx_FOO; 17398 change gen_rtx(expr...) to gen_rtx_fmt_foo(expr...). 17399 * caller-save.c, calls.c, combine.c, cse.c: Likewise. 17400 * dwarf2out.c, except.c, explow.c, expmed.c, expr.c: Likewise. 17401 * final.c, flow.c, function.c, genpeep.c, haifa-sched.c: Likewise. 17402 * halfpic.c, integrate.c, jump.c, local-alloc.c, loop.c: Likewise. 17403 * profile.c, recog.c, reg-stack.c, regclass.c, regmove.c: Likewise. 17404 * reload.c, reload1.c, reorg.c, sched.c, stmt.c, stupid.c: Likewise. 17405 * unroll.c, varasm.c: Likewise. 17406 * config/alpha/alpha.c, config/alpha/alpha.md: Likewise. 17407 17408Wed Jan 14 19:36:08 1998 Gavin Koch (gavin@cygnus.com) 17409 17410 * mips.h: Fix some type-o's from a previous change. 17411 17412Wed Jan 14 01:26:05 1998 Jeffrey A Law (law@cygnus.com) 17413 17414 * loop.c (check_dbra_loop): Make sure initial value is a 17415 CONST_INT before trying to normalize it. 17416 17417Tue Jan 13 23:27:54 1998 Robert Lipe (robertl@dgii.com) 17418 17419 * sco5.h (ASM_OUTPUT_SECTION_NAME): Refresh from ../svr4.h. 17420 17421Tue Jan 13 22:47:02 1998 Herman ten Brugge <herman@htbrug.net.HCC.nl> 17422 17423 * cppexp.c: Include gansidecl.h 17424 17425Tue Jan 13 22:43:35 1998 Ian Lance Taylor <ian@cygnus.com> 17426 17427 * svr4.h (LINK_SPEC): Never specify -h. 17428 * ptx4.h (LINK_SPEC): Likewise. 17429 * rs6000/sysv4.h (LINK_SPEC): Likewise. 17430 * sparc/sol2.h (LINK_SPEC): Likewise. 17431 17432Tue Jan 13 22:39:40 1998 Richard Henderson (rth@cygnus.com) 17433 17434 * c-typeck.c (comptypes): Exit early on NULL input. 17435 17436 * haifa-sched.c (schedule_insns): Correctly remove inter-block 17437 dependencies after reload. 17438 17439Tue Jan 13 22:22:31 1998 Franz Sirl <franz.sirl-kernel@lauterbach.com> 17440 17441 * rs6000/linux.h (CPP_PREDEFINES): Add -D__ELF__. 17442 17443Tue Jan 13 22:14:57 1998 Klaus Kaempf <kkaempf@progis.de> 17444 17445 * alpha/vms.h (DIR_SEPARATOR): Define. 17446 17447Tue Jan 13 22:13:04 1998 Bruno Haible <bruno@linuix.mathematik.uni-karlsruhe.de> 17448 17449 * Makefile.in (stamp-proto): Remove. 17450 (protoize.o, unprotoize.o): Straightforward compile. 17451 * unprotoize.c: Define UNPROTOIZE here, not in the Makefile. 17452 17453Tue Jan 13 21:59:39 1998 Mumit Khan <khan@xraylith.wisc.edu> 17454 17455 * i386/cygwin32.h (STRIP_NAME_ENCODING): Define for Win32 to strip 17456 off the trailing @[NUM] added by ENCODE_SECTION_INFO. 17457 17458Tue Jan 13 21:55:06 1998 Jeffrey A Law (law@cygnus.com) 17459 17460 * arm/netbsd.h (DWARF2_UNWIND_INFO): Define as zero for now. 17461 * i386/netbsd.h, m68k/netbsd.h, ns32k/netbsd.h: Likewise. 17462 * sparc/netbsd.h, vax/netbsd.h: Likewise. 17463 17464Tue Jan 13 21:37:07 1998 Shigeya Suzuki <shigeya@foretune.co.jp> 17465 17466 * i386/bsd386.h (DWARF2_UNWIND_INFO): Define as zero for now. 17467 17468Tue Jan 13 17:50:55 1998 Jim Wilson <wilson@cygnus.com> 17469 17470 * configure.in (target_cpu_default, target_cpu_default2): Use double 17471 quotes around them when testing their value. 17472 * configure: Rebuilt. 17473 17474Tue Jan 13 09:07:44 1998 John Carr <jfc@mit.edu> 17475 17476 * gengenrtl.c (gencode): Emit new function obstack_alloc_rtx 17477 to allocate rtx. 17478 (gendef): Call obstack_alloc_rtx. 17479 17480Tue Jan 13 01:16:36 1998 Robert Lipe (robertl@dgii.com) 17481 17482 * configure.in (i[3456]86-UnixWare7-sysv5): Treat much like SVR4 17483 for now. 17484 17485Thu Dec 18 18:40:17 1997 Mumit Khan <khan@xraylith.wisc.edu> 17486 17487 * i386/mingw32.h (INCOMING_RETURN_ADDR_RTX): Delete. Use the value 17488 of DWARF2_UNWIND_INFO, if any, from i386/cygwin32.h instead. 17489 (STANDARD_INCLUDE_DIR): Change to /usr/local/i386-mingw32/include. 17490 17491Tue Jan 13 00:44:02 1998 Jim Wilson <wilson@cygnus.com> 17492 17493 * mips.md (return_internal): Change mode from SImode to VOIDmode. 17494 17495Sat Jan 10 22:11:39 1998 J. Kean Johnston <jkj@sco.com> 17496 17497 * i386/sco5.h (STARTFILE_SPEC, ENDFILE_SPEC): Correctly handle 17498 "-static". 17499 17500Sat Jan 10 22:04:15 1998 Stan Cox <scox@equinox.cygnus.com> 17501 17502 * i386.md (movsicc_1, movhicc_1): For alternate 3 set the opcode 17503 suffix from operand 3. 17504 17505Sat Jan 10 21:50:16 1998 J"orn Rennecke <amylaar@cygnus.co.uk> 17506 Jeffrey A Law (law@cygnus.com) 17507 17508 * regmove.c: New implementation of regmove pass. 17509 * local-alloc.c (optimize_reg_copy_1, optimize_reg_copy_2): Remove 17510 decls, make them have external linkage. Return a value from 17511 optimize_reg_copy_1. 17512 * reload.h (count_occurrences): Add decl. 17513 * reload1.c (count_occurrences): Delete decl, make it have external 17514 linkage. 17515 * rtl.h (optimize_reg_copy_1, optimize_reg_copy_2): Declare. 17516 17517Sat Jan 10 20:30:12 1998 Jeffrey A Law (law@cygnus.com) 17518 17519 * regclass.c (record_address_regs): Don't use REG_OK_FOR_BASE_P 17520 if it is not defined. 17521 17522Thu Jan 8 21:06:54 1998 Richard Henderson <rth@cygnus.com> 17523 17524 * Makefile.in (OBJ, GEN, RTL_H): Add genrtl.[oh] bits. 17525 * emit-rtl.c (gen_rtx): Move special code to ... 17526 (gen_rtx_CONST_INT): New function. 17527 (gen_rtx_REG): New function. 17528 (*): Update all calls to gen_rtx. 17529 * genemit.c (gen_exp): Emit calls to gen_rtx_FOO for constant FOO. 17530 * rtl.h: Include genrtl.h; prototype CONST_INT & REG generators. 17531 (GEN_INT): Call gen_rtx_CONST_INT. 17532 * gengenrtl.c: New file. 17533 17534Mon Jan 5 13:00:18 1998 John F. Carr <jfc@mit.edu> 17535 17536 * alias.c (*_dependence): Call base_alias_check before canon_rtx. 17537 (base_alias_check): If no base found for address call canon_rtx and 17538 try again. 17539 17540Mon Jan 5 11:39:49 1998 Jeffrey A Law (law@cygnus.com) 17541 17542 * mips.c (mips_expand_prologue): Handle large frame with no outgoing 17543 arguments for mips16. 17544 (mips_expand_epilogue): Pass "orig_tsize" to save_restore_insns. 17545 Don't lose if tsize is zero after handling large stack for mips16. 17546 * mips.md (return): For trivial return, return address is in $31. 17547 17548Sun Jan 4 20:24:00 1998 Nigel Stephens <nigel@algor.co.uk> 17549 17550 * mips/mips16.S: Various changes to make it work with -msingle-float 17551 and -EL. 17552 17553Sun Jan 4 14:25:18 1998 Gavin Koch <gavin@cygnus.com> 17554 Ian Lance Taylor <ian@cygnus.com> 17555 Jeff Law <law@cygnus.com> 17556 17557 * mips.c, mips.h, mips.md: First cut at merging in mips16 17558 support. Major modifications throughout all three files. 17559 17560Sun Jan 4 01:01:50 1998 scott snyder <snyder@d0sgif.fnal.gov> 17561 17562 * configure.in: Make gthr-default.h a forwarding header instead of 17563 a symlink. 17564 17565Sat Jan 3 12:08:06 1998 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> 17566 17567 * gcov-io.h: Include sys/types.h to ensure we get size_t. 17568 17569 * pa.h (ASM_OUTPUT_MI_THUNK): Add missing % in fprintf. 17570 17571Fri Jan 2 23:40:09 1998 Jim Wilson (wilson@cygnus.com) 17572 Jeffrey A Law (law@cygnus.com) 17573 17574 * crtstuff.c (__frame_dummy): New function for irix6. 17575 (__do_global_ctors): Call __frame_dummy for irix6. 17576 * iris6.h (LINK_SPEC): Hide __frame_dummy too. 17577 17578Fri Jan 2 04:57:57 1998 Weiwen Liu <liu@hepmail.physics.yale.edu> 17579 17580 * alpha.c (vms_valid_decl_attribute_p): Move within #if OPEN_VMS. 17581 17582Fri Jan 2 04:34:14 1998 Richard Henderson <rth@cygnus.com> 17583 17584 * c-decl.c (init_decl_processing): Provide proper fallback symbol 17585 for __builtin_memset. 17586 * expr.c (expand_builtin) [MEMSET]: Arg 3 type code is INTEGER_TYPE 17587 not INTEGER_CST. Assert arg 3 is a constant. 17588 17589 * alpha.c (mode_width_operand): Accept 64-bit modes. 17590 (mode_mask_operand): Likewise. 17591 (print_operand): Likewise for 'M' and 'U' codes. 17592 (alpha_expand_unaligned_load): New function. 17593 (alpha_expand_unaligned_store): Likewise. 17594 (alpha_expand_unaligned_load_words): Likewise. 17595 (alpha_expand_unaligned_store_words): Likewise. 17596 (alpha_expand_block_move): Likewise. 17597 (alpha_expand_block_clear): Likewise. 17598 * alpha.h (MOVE_RATIO): New define. 17599 * alpha.md (extxl, ext*h, ins*l, mskxl): Name them. 17600 (insql, insxh, mskxh, extv, extzv, insv, movstrqi, clrstrqi): New. 17601 17602 * alpha.h (ASM_OUTPUT_LOOP_ALIGN, ASM_OUTPUT_ALIGN_CODE): Set to 3. 17603 (CONSTANT_ALIGNMENT, DATA_ALIGNMENT): Disable. 17604 17605Thu Jan 1 15:40:15 1998 Richard Henderson <rth@cygnus.com> 17606 17607 * configure.in: Put parenthesis around TARGET_CPU_DEFAULT's value. 17608 * configure: Update. 17609 17610Thu Jan 1 10:49:12 1998 Jeffrey A Law (law@cygnus.com) 17611 17612 * emit-rtl.c (operand_subword): Correctly handle extracting a word 17613 from a CONST_DOUBLE for 16bit targets with !WORDS_BIG_ENDIAN. 17614 17615 * mn10200.md (tstxx, cmpxx): Use "nonimmediate_operand" as predicate 17616 for first argument. 17617