1 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
3 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
6 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
8 (TARGET_SWITCHES): Add altivec.
9 (FIRST_PSEUDO_REGISTER): Change to 109.
10 (CALL_USED_REGISTERS): Same.
11 (FIRST_ALTIVEC_REGNO): New.
12 (LAST_ALTIVEC_REGNO): New.
13 (ALTIVEC_REGNO_P): New.
14 (UNITS_PER_ALTIVEC_WORD): New.
15 (ALTIVEC_VECTOR_MODE): New.
16 (FIXED_REGISTERS): Add altivec registers.
17 (REG_ALLOC_ORDER): Same.
18 (HARD_REGNO_NREGS): Adjust for altivec registers.
19 (HARD_REGNO_MODE_OK): Same.
20 (MODES_TIEABLE_P): Same.
21 (REGISTER_MOVE_COST): Same.
22 (REGNO_REG_CLASS): Same.
23 (reg_class): Add ALTIVEC_REGS.
24 (REG_CLASS_NAMES): Same.
25 (REG_CLASS_CONTENTS): Same.
26 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
27 (ALTIVEC_ARG_RETURN): New.
28 (FUNCTION_VALUE): Handle VECTOR_TYPE.
29 (LIBCALL_VALUE): Handle altivec vector modes.
30 (VECTOR_MODE_SUPPORTED_P): New.
31 (ALTIVEC_ARG_MIN_REG): New.
32 (ALTIVEC_ARG_MAX_REG): New.
33 (ALTIVEC_ARG_NUM_REG): New.
34 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
35 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
36 (REGISTER_NAMES): Add altivec regs.
37 (DEBUG_REGISTER_NAMES): Same.
38 (ADDITIONAL_REGISTER_NAMES): Same.
39 (rs6000_builtins): New.
40 (MD_EXPAND_BUILTIN): New.
41 (MD_INIT_BUILTINS): New.
42 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
43 for AltiVec instructions.
44 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
45 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
47 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
48 (TARGET_SWITCHES): Add no-altivec.
49 (DATA_ALIGNMENT): Align vectors to 128 bits.
50 (TARGET_OPTIONS): Add abi= option.
51 Add rs6000_abi_string extern.
52 (LOCAL_ALIGNMENT): New.
53 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
54 (MASK_ALTIVEC_ABI): New.
55 (TARGET_ALTIVEC_ABI): New.
56 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
58 (STACK_BOUNDARY): Adjust for altivec.
59 (BIGGEST_ALIGNMENT): Same.
60 (rs6000_args): Add vregno.
61 (USE_ALTIVEC_FOR_ARG_P): New.
62 (FIXED_REGISTERS): Add vrsave register.
63 (CALL_USED_REGISTERS): Same.
64 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
66 (reg_class): Add VRSAVE_REGS.
67 (REG_CLASS_NAMES): Same.
68 (REG_CLASS_CONTENTS): Same.
69 (REGNO_REG_CLASS): Same.
71 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
72 (ABI_STACK_BOUNDARY): Same.
73 (BIGGEST_ALIGNMENT): Same.
74 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
75 (ROUND_TYPE_ALIGN): Same.
77 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
80 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
81 (altivec_expand_builtin): New.
82 (altivec_init_builtins): New.
83 (TARGET_EXPAND_BUILTIN): New.
84 (TARGET_INIT_BUILTINS): New.
85 (rs6000_init_builtins): New.
86 (struct builtin_description): New.
88 (rs6000_reg_names): Add altivec registers.
89 (alt_reg_names): Same.
90 (secondary_reload_class): Altivec regs can hold altivec regs and
92 (rs6000_emit_move): Force constants into memory for AltiVec moves.
93 (print_operand): Add 'y' case for printing altivec memory
95 (rs6000_legitimize_address): Legitimize vector addresses into
97 (altivec_expand_binop_builtin): New.
98 New string rs6000_current_abi.
99 (rs6000_override_options): Call rs6000_parse_abi_options.
100 (rs6000_parse_abi_options): New.
101 (function_arg_boundary): Vector arguments must be 16
103 (function_arg_advance): Handle vector arguments.
104 (function_arg_partial_nregs): Same.
105 (init_cumulative_args): Same.
106 (function_arg): Same.
108 * config/rs6000/rs6000.md (altivec_lvx): New.
109 (type): Add altivec attribute.
111 (*movv4si_internal): New.
113 (*movv16qi_internal): New.
115 (*movv8hi_internal1): New.
117 (*movv4sf_internal1): New.
234 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
236 * Makefile.in (df.o): Add fibheap.h to dependencies.
238 * df.h: Add prototypes for transfer functions, iterative_dataflow
240 (enum df_flow_dir): New enum.
241 (enum df_confluence_op): New enum.
242 (struct df): Add inverse_rts_map.
244 * df.c: Add sbitmap.h to the list of includes.
245 (df_rd_global_compute): Removed.
246 (df_ru_global_compute): Removed.
247 (df_lr_global_compute): Removed.
248 (df_rd_transfer_function): New function.
249 (df_ru_transfer_function): New function.
250 (df_lr_transfer_function): New function.
251 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
252 Use iterative_dataflow_bitmap instead of df_*_global_compute.
253 (iterative_dataflow_sbitmap): New function.
254 (iterative_dataflow_bitmap): New function.
256 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
258 * doc/gcc.texi: Move terminology and spelling conventions to
259 htdocs/codingconventions.html.
261 2001-11-07 Graham Stott <grahams@redhat.com>
263 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
265 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
267 * expmed.c (expand_mult): Force operand to register before computing
269 * i386.c (x86_decompose_lea): New global vairable.
270 * i386.h (x86_decompose_lea): Declare.
271 (TARGET_DECOMPOSE_LEA): New macro.
272 (RTX_COST): Handle leas properly.
274 2001-11-06 Richard Henderson <rth@redhat.com>
276 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
277 defined for a CONSTRUCTOR; don't check it.
279 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
281 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
282 test for absolute pathnames.
284 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
286 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
287 instructions up to the target pc inclusive.
289 2001-11-06 Steve Christiansen <smc@us.ibm.com>
291 * loop.c (loop_regs_scan): Don't invalidate PIC register.
293 2001-11-06 Eric Christopher <echristo@redhat.com>
295 * config/mips/mips.md(movdf_internal2): Add constraints for float
296 to general register move.
297 * config/mips/elf64.h: Add default ABI.
299 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
301 * alias.c:: Include langhooks.h.
302 * emit-rtl.c: Similarly.
303 * toplev.c: Similarly.
304 * tree-inline.c: Similarly.
305 * langhooks-def.h: New, the old langhooks.h. Give the default
306 hooks a common prefix.
307 * langhooks.h: Contents extracted from toplev.h.
308 * toplev.h: Move langhook stuff to langhooks.h.
309 * langhooks.c: Give default hooks a common prefix.
311 * c-lang.c: Include langhooks-def.h.
312 * objc/objc-act.c: Similarly.
313 * Makefile.in: Update.
314 * objc/Make-lang.in: Update.
316 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
318 * doc/install.texi: Document that configure options not listed in
319 this file are unsupported. Document --with-system-zlib.
321 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
323 * rtl.h (mem_for_const_double): New declaration.
324 * varasm.c (mem_for_const_double): New function.
325 * config/convex/convex.md (movdf): Use it.
326 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
327 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
328 * config/m68k/m68kv4.h: Likewise.
330 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
331 of new GP reg classes.
333 * expr.c (store_field): When making temp object for unaligned
334 component, set it to alias set 0.
336 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
338 * c-common.c (c_expand_expr_stmt): Apply default conversions to
339 non-lvalue arrays if C99.
340 * c-typeck.c (default_conversion): Split out code handling
341 array-to-pointer and function-to-pointer conversions into a
342 separate default_function_array_conversion function.
343 (default_function_array_conversion): New function. Keep track of
344 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
345 arrays unchanged outside C99 mode instead of giving an error for
347 (build_component_ref): Use pedantic_non_lvalue when handling
348 COMPOUND_EXPR. Don't handle COND_EXPR specially.
349 (convert_arguments): Use default_function_array_conversion.
350 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
352 (unary_complex_lvalue): Likewise.
353 (internal_build_compound_expr): Use
354 default_function_array_conversion. Apply default conversions to
355 function in compound expression.
356 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
357 Use default_function_array_conversion.
358 * doc/extend.texi: Update documentation of subscripting non-lvalue
363 2001-11-05 Zack Weinberg <zack@codesourcery.com>
365 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
366 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
367 corresponding to the complete set of .po and .gmo files in
368 the source directory's po subdir, modified by LINGUAS. Don't
370 * configure.in: Don't set ALL_LINGUAS.
371 * configure: Regenerate.
373 * Makefile.in (.po.gmo): Don't move into source directory.
374 (.po.pox): Clarify comments.
375 (install-po): Look for .gmo files in both srcdir and objdir;
376 don't fail if a file is totally missing.
377 (distclean): rmdir ada subdirectory too.
379 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
381 * config/rs6000/rs6000.c (rs6000_select_section): Handle
382 CONSTRUCTORs _correctly_.
384 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
386 * c-decl.c (delete_block): Remove.
387 * c-tree.h (delete_block): Remove.
389 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
391 * cppexp.c (lex, parse_defined): Update warning about defined.
393 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
395 * config/rs6000/rs6000.c (rs6000_select_section): Handle
398 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
400 * config/arm/arm.c (arm_return_in_memory): Cope with
401 int_size_in_bytes returning -1.
403 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
406 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
408 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
409 remove unneded depdendencies;
411 * cfglayout.c, cfglayout.h: New files; break out from ...
412 * bb-reorder.c: ... here; Remove unneeded includes;
414 2001-11-04 Alan Modra <amodra@bigpond.net.au>
416 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
418 2001-11-04 David Edelsohn <edelsohn@gnu.org>
420 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
421 mode as well. Do not explicitly create intermediate regs.
423 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
425 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
426 (common_section): Delete unused variable.
427 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
428 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
429 * arm-protos.h (arm_poke_function_name, aof_add_import,
430 aof_delete_import): Const-ify.
431 * arm.c (legitimize_pic_address): Wrap variables in the macro
432 controlling their usage.
433 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
434 (arm_poke_function_name, pic_chain, import, aof_add_import,
435 aof_delete_import): Const-ify.
436 * i386.c (ix86_osf_output_function_prologue): Const-ify.
437 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
438 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
439 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
440 * i860/sysv3.h: Add missing comment closure.
441 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
442 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
445 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
446 (i960-*-*): Set tmake_file.
447 (sparc86x-*-elf*): Fix typo in header name.
449 * sched-rgn.c (schedule_insns): Delete unused variable.
451 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
454 * c-typeck.c (lookup_field): Rework to return a chain down to
456 (build_component_ref): Use the new lookup_field to handle
457 nested anonymous entities correctly.
459 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
461 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
462 Change parameters to gen_rtx_CONST_DOUBLE.
463 (GEN_INT64, sparc_emit_set_const64): Likewise.
464 * config/sparc/sparc.md (movdf split): Likewise.
466 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
468 * unroll.c (calculate_giv_inc): Use find_last_value rather
469 than just hoping the last instruction is the right SET.
470 [Fixes 990604-1.c on stormy16.]
472 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
473 library at all if -T is used.
475 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
476 some uses of uninitialized variables in error cases.
478 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
479 look at 'temp' if we won't be using it.
481 * config/stormy16/stormy16.h (CONST_COSTS): Define.
483 (ADDRESS_COST): Define.
484 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
486 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
488 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
489 stormy16_asm_output_mi_thunk.
490 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
492 * config/stormy16/stormy16-protos.h
493 (stormy16_asm_output_mi_thunk): New prototype.
495 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
497 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
498 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
499 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
500 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
501 sched-int.h, toplev.c, config/alpha/alpha.c,
502 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
503 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
504 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
505 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
506 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
507 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
508 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
510 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
512 * Makefile.in (dbxout.o): Depend on function.h.
513 * collect2.c (is_in_list): Hide unused function.
514 * dbxout.c: Include function.h.
515 (source_label_number, dbxout_source_line, dbxout_source_file,
516 dbxout_function_end, dbxout_begin_function): Wrap/move inside
517 macros controlling usage.
518 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
519 * output.h (exports_section): Prototype.
521 * convex.c (convex_output_function_prologue): Fix format specifier
523 (asm_declare_function_name): Fix signed/unsigned warning.
524 (print_operand): Fix format specifier warning.
525 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
526 * dsp16xx-protos.h (uns_comparison_operator,
527 num_1600_core_shifts): Prototype.
528 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
529 (frame_size, frame_pointer_offset): Delete.
530 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
531 Make static. Fix format specifier warnings.
532 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
533 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
534 * dsp16xx.md: Add default case in switches.
535 * fr30.h (IN_RANGE): Delete.
536 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
537 * mcore-protos.h (mcore_output_cmov): Const-ify.
538 * mcore.c (mcore_output_cmov): Likewise.
539 * mcore.h (switch_to_section): Make static and prototype.
540 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
541 unsigned>=0 warnings.
542 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
543 * rs6000-protos.h (read_only_data_section,
544 read_only_private_data_section): Prototype.
545 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
546 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
547 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
549 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
551 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
553 * final.c (final_scan_insn): Add brackets around body of if-stmt.
554 * gcc.c (convert_filename): Add static prototype. Const-ify.
555 Wrap variable in macros controlling its use.
556 * output.h (sdata_section): Add prototype.
558 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
559 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
560 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
561 (ASM_FILE_START): Const-ify.
562 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
564 * c4x.md: Don't use the 'U' integer suffix.
565 * clipper.md (clipper_movstr): Delete declaration.
566 * d30v-protos.h (d30v_move_2words): Const-ify.
567 (debug_stack_info): Add prototype.
568 * d30v.c: Include "integrate.h".
569 (d30v_function_arg_boundary, d30v_function_arg,
570 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
571 signed/unsigned warnings.
572 (d30v_print_operand_memory_reference, d30v_move_2words):
574 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
575 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
576 * fr30.md: Const-ify.
577 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
578 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
579 (mvs_get_label_page): Hide unused static function.
580 * i860.c (current_function_original_name): Const-ify.
581 * i860/sysv3.h (current_function_original_name): Likewise.
582 * i860/sysv4.h (current_function_original_name): Likewise.
583 * i960.md: Add default case in switches. Remove unused variable.
584 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
585 * m32r.md: Const-ify.
586 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
587 * m68hc11.c: Include "reload.h".
588 (static_chain_reg, print_options, m68hc11_asm_file_start):
590 * m68hc11.md: Delete unused variable. Const-ify. Add parens
591 around & in comparison.
592 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
593 * mn10200.c (shift_mode): Remove trailing comma.
594 * mn10300-protos.h (output_tst): Const-ify.
595 * mn10300.c (output_tst): Likewise.
596 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
598 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
599 * pa.c (output_ascii): Likewise.
600 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
601 * pdp11.md (expand_unop): Delete declarations.
602 * pj-protos.h (pj_output_addsi3): Const-ify.
603 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
604 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
605 unique_src_operand): Add prototypes.
606 (pj_output_store_into_lval): Make definition static.
607 (pj_function_incoming_arg): Don't use unary plus.
608 (pj_output_addsi3): Const-ify.
609 * romp.md (get_symref): Delete declarations.
610 * v850-c.c (mark_current_function_as_interrupt): Don't return
611 value from void function.
612 * v850.c: Include "integrate.h".
613 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
614 * vax-protos.h (const_section): Add prototype.
616 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
618 * machmode.def: Add documentation for the seventh argument in
621 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
623 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
625 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
626 <-melf>: Don't have markup for ELF acronym.
628 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
630 * config.gcc (mmix-*-*): New target.
631 * doc/invoke.texi: Document MMIX options.
632 * doc/contrib.texi: Add note about MMIX port to my entry.
633 * config/mmix/t-mmix: New file.
634 * config/mmix/mmix.h: New file.
635 * config/mmix/mmix-protos.h: New file.
636 * config/mmix/mmix.c: New file.
637 * config/mmix/mmix.md: New file.
638 * config/mmix/crti.asm: New file.
639 * config/mmix/crtn.asm: New file.
641 2001-11-03 Kazu Hirata <kazu@hxi.com>
643 * config/sparc/linux-aout.h: Fix comment formatting.
644 * config/sparc/linux.h: Likewise.
645 * config/sparc/linux64.h: Likewise.
646 * config/sparc/lynx.h: Likewise.
647 * config/sparc/pbd.h: Likewise.
648 * config/sparc/sol2-sld-64.h: Likewise.
649 * config/sparc/sol2.h: Likewise.
650 * config/sparc/sparc.c: Likewise.
651 * config/sparc/sparc.h: Likewise.
652 * config/sparc/sparc.md: Likewise.
653 * config/sparc/sunos4.h: Likewise.
654 * config/sparc/vxsim.h: Likewise.
655 * config/sparc/vxsparc.h: Likewise.
656 * config/sparc/vxsparc64.h: Likewise.
658 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
660 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
661 reference to CONST_DOUBLE_MEM in comment.
662 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
663 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
664 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
665 * function.c (pop_function_context_from): Don't call
666 restore_varasm_status.
667 * function.h (restore_varasm_status): Delete declaration.
668 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
670 * rtl.def (CONST_DOUBLE): Update comment.
671 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
672 (CONST_DOUBLE_CHAIN): Likewise.
673 (CONST_DOUBLE_MEM): Delete.
674 (gen_rtx_CONST_DOUBLE): Update parameters.
675 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
676 Remove reference to CONST_DOUBLE_MEM.
677 (const_alias_set): New variable.
678 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
679 (immed_real_const_1): Adjust tests for 0, 1, and 2.
680 Don't set CONST_DOUBLE_MEM.
681 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
682 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
683 Put constant in const_alias_set.
684 (struct pool_constant): ALIGN now unsigned.
685 OFFSET now HOST_WIDE_INT.
687 (restore_varasm_status): Deleted.
688 (mark_pool_constant): Mark desc->rtl.
689 (force_const_mem): Rework to store rtl in hash table,
690 not CONST_DOUBLE_MEM.
691 Put constant in const_alias_set.
692 (find_pool_constant): Check desc->rtl.
693 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
694 (init_varasm_once): Initialize const_alias_set.
696 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
699 * reload.c (combine_reloads): Don't combine an output reload if there
700 are other reloads around for part of the output.
702 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
704 (set_mem_decl): New function.
705 * expr.h (set_mem_decl): New declaration.
706 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
707 (output_asm_operand_names): Add tab.
708 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
710 * builtins.c (get_memory_rtx): Properly set MEM alias set and
713 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
715 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
716 Use "invalid" instead of "illegal". Use @r in comments in
719 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
721 * c-decl.c (pushdecl): Move block inside if conditional to remove
722 possibility of a segfault. Lookup block-level extern
723 variables in enclosing scopes correctly.
725 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
727 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
729 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
730 SUBREG so we avoid SUBREGing memory.
732 * expmed.c (store_bit_field): Same.
734 2001-11-02 DJ Delorie <dj@redhat.com>
736 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
737 using FP registers for DImode mem-mem moves is acceptable.
739 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
741 * builtins.c (apply_args_size): Handle vector arguments.
742 (apply_result_size): Same.
744 * machmode.def: Set WIDER mode field for all vector entries.
746 2001-11-02 Graham Stott <grahams@redhat.com>
748 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
750 2001-11-01 Eric Christopher <echristo@redhat.com>
752 * config.gcc: Revert part of earlier patch.
753 * config/mips/linux.h: Ditto.
754 * df.c: Include tm_p.h to avoid warnings.
755 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
757 * config/mips/mips.c: Define mips_abi regardless.
758 (mips_output_function_prologues): Add long casts for .frame
760 (override_options): Allow use of ABI_32.
762 2001-11-01 Kazu Hirata <kazu@hxi.com>
764 * config/m68hc11/m68hc11.c: Fix comment formatting.
765 * config/m68hc11/m68hc11.h: Likewise.
766 * config/m68hc11/m68hc11.md: Likewise.
768 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
770 * c-typeck.c (default_conversion): Retain the original expression
772 * gcc.dg/Wparentheses.c: New tests.
774 2001-11-01 David S. Miller <davem@redhat.com>
776 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
777 64-bit Sparc description more in line with reality.
779 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
781 * Makefile.in (GCOV_OBJS): Add version.o.
782 * gcov.c: Include "version.h" and <getopt.h>.
783 (gcov_version_string): Remove.
784 (print_usage): Take a parameter to determine whether this is a
785 call from --help or an error message. Give fuller output that
786 follows the GNU Coding Standards for --help.
787 (print_version): New function.
789 (process_args): Use getopt_long. Support long options. Follow
790 GNU Coding Standards for --help and --version.
791 * doc/gcov.texi: Document long options.
792 Addresses part of PR other/704.
794 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
796 * pa.c (output_move_double): Fix typo in double load.
798 2001-11-01 Kazu Hirata <kazu@hxi.com>
800 * config/h8300/h8300.c (h8300_encode_label): Compute a string
801 before passing it to ggc_alloc_string.
803 2001-11-01 Kazu Hirata <kazu@hxi.com>
805 * config/m68k/3b1.h: Fix comment formatting.
806 * config/m68k/3b1g.h: Likewise.
807 * config/m68k/a-ux.h: Likewise.
808 * config/m68k/amix.h: Likewise.
809 * config/m68k/apollo68.h: Likewise.
810 * config/m68k/atari.h: Likewise.
811 * config/m68k/aux-exit.c: Likewise.
812 * config/m68k/ccur-GAS.h: Likewise.
813 * config/m68k/crds.h: Likewise.
814 * config/m68k/dpx2.h: Likewise.
815 * config/m68k/dpx2g.h: Likewise.
816 * config/m68k/hp310.h: Likewise.
817 * config/m68k/hp320.h: Likewise.
818 * config/m68k/isi.h: Likewise.
819 * config/m68k/linux.h: Likewise.
820 * config/m68k/lynx.h: Likewise.
821 * config/m68k/m68k-psos.h: Likewise.
822 * config/m68k/m68k.c: Likewise.
823 * config/m68k/m68k.h: Likewise.
824 * config/m68k/m68k.md: Likewise.
825 * config/m68k/m68kelf.h: Likewise.
826 * config/m68k/m68kv4.h: Likewise.
827 * config/m68k/mot3300.h: Likewise.
828 * config/m68k/news.h: Likewise.
829 * config/m68k/next.h: Likewise.
830 * config/m68k/pbb.h: Likewise.
831 * config/m68k/plexus.h: Likewise.
832 * config/m68k/sgs.h: Likewise.
833 * config/m68k/sun3.h: Likewise.
834 * config/m68k/tower.h: Likewise.
835 * config/m68k/vxm68k.h: Likewise.
837 2001-10-31 DJ Delorie <dj@redhat.com>
839 * config/mips/mips.h (mips_cache_flush_func): Prototype.
840 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
841 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
842 * config/mips/mips.c (mips_cache_flush_func): New.
843 * doc/invoke.texi: Document the new options.
845 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
847 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
848 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
850 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
852 * config/cris/cris.c: Include output.h after tree.h but before
855 2001-10-31 Zack Weinberg <zack@codesourcery.com>
857 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
858 (INTL_SUBDIRS): Just intl.
859 (.SUFFIXES): Add .gmo .po .pox.
860 (native): Also depend on build-@POSUB@.
861 (intl.all, intl.install): Depend on config.h and things it includes.
862 (po-generated): New target; depend on c-parse.c and tradcif.c.
863 (install-normal): Also depend on install-@POSUB@.
864 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
865 (build-, install-, build-po, update-po, install-po,
866 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
868 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
869 * configure.in: Don't munge XGETTEXT. Don't generate
871 * configure: Regenerate.
874 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
875 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
877 2001-10-31 Kazu Hirata <kazu@hxi.com>
879 * config/h8300/h8300.md (two anonymous patterns): New.
881 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
883 * tree.h (tree_index): Add support for V16QI and V8HI.
884 (V8HI_type_node): New.
885 (V16QI_type_node): New.
887 * tree.c (build_common_tree_nodes_2): Same.
889 * c-common.c (type_for_mode): Same.
891 2001-10-31 Kazu Hirata <kazu@hxi.com>
893 * config/i386/att.h: Fix comment formatting.
894 * config/i386/beos-elf.h: Likewise.
895 * config/i386/bsd.h: Likewise.
896 * config/i386/bsd386.h: Likewise.
897 * config/i386/crtdll.h: Likewise.
898 * config/i386/cygwin.asm: Likewise.
899 * config/i386/cygwin.h: Likewise.
900 * config/i386/djgpp.h: Likewise.
901 * config/i386/freebsd-aout.h: Likewise.
902 * config/i386/freebsd.h: Likewise.
903 * config/i386/gas.h: Likewise.
904 * config/i386/i386-interix.h: Likewise.
905 * config/i386/i386-protos.h: Likewise.
906 * config/i386/i386.c: Likewise.
907 * config/i386/i386.h: Likewise.
908 * config/i386/i386.md: Likewise.
909 * config/i386/i386elf.h: Likewise.
910 * config/i386/interix.c: Likewise.
911 * config/i386/isc.h: Likewise.
912 * config/i386/isccoff.h: Likewise.
913 * config/i386/iscdbx.h: Likewise.
914 * config/i386/linux.h: Likewise.
915 * config/i386/lynx.h: Likewise.
916 * config/i386/mingw32.h: Likewise.
917 * config/i386/netbsd-elf.h: Likewise.
918 * config/i386/next.h: Likewise.
919 * config/i386/osf1elf.h: Likewise.
920 * config/i386/osfrose.h: Likewise.
921 * config/i386/sco5.h: Likewise.
922 * config/i386/seq-gas.h: Likewise.
923 * config/i386/seq-sysv3.h: Likewise.
924 * config/i386/sequent.h: Likewise.
925 * config/i386/sol2.h: Likewise.
926 * config/i386/sun386.h: Likewise.
927 * config/i386/uwin.asm: Likewise.
928 * config/i386/uwin.h: Likewise.
929 * config/i386/vxi386.h: Likewise.
930 * config/i386/win32.h: Likewise.
931 * config/i386/winnt.c: Likewise.
932 * config/i386/xm-cygwin.h: Likewise.
933 * config/i386/xm-mingw32.h: Likewise.
935 2001-10-31 Kazu Hirata <kazu@hxi.com>
937 * builtins.def: Fix comment typos.
938 * config/alpha.c: Likewise.
939 * config/arm/arm.c: Likewise.
940 * config/avr/avr.h: Likewise.
941 * config/d30v/d30v.c: Likewise.
942 * config/d30v/d30v.h: Likewise.
943 * config/d30v/d30v.md: Likewise.
944 * config/dsp16xx/dsp16xx.c: Likewise.
945 * config/fr30/fr30.c: Likewise.
946 * config/fr30/fr30.md: Likewise.
947 * config/i386/i386.c: Likewise.
948 * config/i860/i860.c: Likewise.
949 * config/i960/i960.c: Likewise.
950 * config/ia64/ia64.c: Likewise.
951 * config/mips/mips.c: Likewise.
952 * config/pa/pa.c: Likewise.
953 * config/rs6000/rs6000.c: Likewise.
954 * config/s390/s390.c: Likewise.
955 * config/sparc/sparc.c: Likewise.
957 2001-10-30 Kazu Hirata <kazu@hxi.com>
959 * config/mips/elf.h: Fix comment formatting.
960 * config/mips/elf64.h: Likewise.
961 * config/mips/iris5.h: Likewise.
962 * config/mips/iris5gas.h: Likewise.
963 * config/mips/iris6.h: Likewise.
964 * config/mips/isa3264.h: Likewise.
965 * config/mips/linux.h: Likewise.
966 * config/mips/mips.c: Likewise.
967 * config/mips/mips.h: Likewise.
968 * config/mips/mips.md: Likewise.
969 * config/mips/mips16.S: Likewise.
970 * config/mips/netbsd.h: Likewise.
971 * config/mips/osfrose.h: Likewise.
972 * config/mips/r3900.h: Likewise.
973 * config/mips/sni-svr4.h: Likewise.
974 * config/mips/svr4-t.h: Likewise.
975 * config/mips/ultrix.h: Likewise.
977 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
979 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
980 when we update head->current.
982 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
984 * tree.c (id_string_size): Remove.
985 (dump_tree_statistics): Update.
986 * toplev.c (compile_file): If dumping stats, dump tree stats too.
988 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
990 * sched-rgn.c (schedule_insns): Fix comment.
992 2001-10-30 Zack Weinberg <zack@codesourcery.com>
994 * configure.in: Correct previous change: don't assume that
995 gas's version number _isn't_ the last thing on the line, or
996 isn't the only number on the line, either.
997 * configure: Regenerate.
999 2001-10-30 Kazu Hirata <kazu@hxi.com>
1001 * cfgcleanup.c: Fix a comment typo.
1003 2001-10-30 Kazu Hirata <kazu@hxi.com>
1005 * alias.c: Fix comment formatting.
1006 * recog.c: Likewise.
1007 * config/cris/cris.c: Likewise.
1008 * config/cris/cris.h: Likewise.
1009 * config/i960/i960.c: Likewise.
1010 * config/i960/i960.h: Likewise.
1012 2001-10-30 Kazu Hirata <kazu@hxi.com>
1014 * config/arm/arm.c: Fix a comment typo.
1015 * config/arm/arm.h: Likewise.
1016 * config/ia64/ia64.c: Likewise.
1018 2001-10-30 Jakub Jelinek <jakub@redhat.com>
1020 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
1021 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
1022 * rtl.h (set_unique_reg_note): Change return value.
1023 * gcse.c (try_replace_reg): Use set_unique_reg_note.
1024 * cse.c (cse_insn): Likewise.
1025 * expr.c (emit_move_insn): Likewise.
1026 * explow.c (force_reg): Likewise.
1027 * local-alloc (update_equiv_regs): Likewise.
1028 * loop.c (move_moveables, load_mems): Likewise.
1029 * reload (find_reloads): Likewise.
1031 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
1034 * c-decl.c (parmlist_tags_warning, start_struct,
1035 check_for_loop_decls): Separate messages for struct, union and
1036 enum cases to allow for languages in which they have different
1038 * c-format.c (scanf_flag_specs): Separate short and long name of
1039 the assignment suppression feature.
1040 (check_format_types): Localize "pointer" and "different types"
1042 * c-lex.c (lex_number): Localize "an unsigned long int" and
1044 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
1046 * c-typeck.c (build_unary_up): Separate messages for increment and
1047 decrement cases to allow for languages in which they use different
1048 articles. Localize the strings "increment" and "decrement" in one
1051 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
1053 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
1054 when no changes has been made.
1056 * gcse.c (reg_set_bitmap): Turn into reg_set.
1057 (modify_mem_list_set, canon_modify_mem_list_set)
1058 (clear_modify_mem_tables, free_modify_mem_tables): New.
1059 (gcse_main); Use free_modify_mem_tables.
1060 (free_gcse_mem): Likewise; free the bitmaps.
1061 (alloc_gcse_main): Initialize the bitmaps.
1062 (canon_list_insert): Set canon_modify_mem_list_set.
1063 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
1064 (compute_hash_table): Use clear_modify_mem_tables.
1065 (reset_opr_set_tables): Likewise.
1066 (oprs_not_set_p): reg_set_bitmap is regset.
1067 (mark_set, mark_clobber): Likewise.
1069 * df.h (DF_EQUIV_NOTES): New constant.
1070 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
1073 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
1074 (init_regions, schedule_insns): Conditionalize the checking
1075 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
1077 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
1079 * i386.md (movti_rex64 splitter): Fix condition.
1081 2001-10-29 Zack Weinberg <zack@codesourcery.com>
1083 * configure.in: Do not assume that gas's version number is the
1084 last thing on the first line of as --version output.
1085 * configure: Regenerate.
1087 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
1088 MT_WARNING, MT_ERROR, MT_FATAL.
1089 (main): Call gcc_init_libintl.
1090 (v_message): Call gettext on msgid and "warning: "
1091 * tradcif.y: Include intl.h.
1092 (yyerror): Make parameter definition consistent with
1093 prototype. Call gettext on msgid argument.
1095 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1097 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
1100 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
1102 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1104 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
1105 before referencing it.
1107 2001-10-26 DJ Delorie <dj@redhat.com>
1109 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
1110 override -G, and force -G0.
1112 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1114 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
1115 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
1116 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
1117 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
1119 * loop.h (struct induction): Rename ext_dependant to
1121 * loop.c: Change all uses.
1122 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
1123 All callers changed.
1124 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
1126 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1128 * c-parse.in (expr_no_commas, primary), c-typeck.c
1129 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
1131 2001-10-29 David Edelsohn <edelsohn@gnu.org>
1133 Undo assemble_name change in earlier patch.
1135 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
1137 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
1138 determining the type of the receiver, do not check that TREE_CODE
1139 of receiver is CALL_EXPR before calling receiver_is_class_object().
1140 (receiver_is_class_object): For the GNU runtime: recognize
1141 the case that the receiver is self in a class method context.
1142 Check that TREE_CODE of receiver is CALL_EXPR when checking that
1143 the receiver is a call to objc_get_class.
1145 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1147 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
1149 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1151 * Makefile.in (OBJS): Put all files in alphabetical order.
1153 * dwarf2out.c (add_const_value_attribute): Fix error in last
1156 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
1158 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
1159 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
1161 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
1162 (life_analysis): call purge_all_dead_edges after deleting noops.
1163 (delete_noop_move): Do not purge CFG.
1164 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
1166 2001-10-28 David Edelsohn <edelsohn@gnu.org>
1168 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
1169 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
1170 (ASM_GLOBALIZE_LABEL): Use assemble_name.
1171 (ASM_OUTPUT_COMMON): Likewise.
1172 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
1173 (rs6000_output_function_epilogue): Likewise.
1174 (output_mi_thunk): Fix typo.
1175 (rs6000_output_symbol_ref): Use assemble_name.
1176 (output_toc): Likewise.
1177 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
1178 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
1179 assemble_name calls STRIP_NAME_ENCODING.
1180 (ASM_OUTPUT_LABEL): Use assemble_name.
1181 (ASM_GLOBALIZE_LABEL): Likewise.
1182 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1183 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
1184 (ASM_OUTPUT_LOCAL): Likewise.
1186 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1188 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
1189 (expand_builtin_apply, expand_builtin_return): Likewise.
1190 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
1192 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1194 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1195 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
1196 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
1197 configure, configure.in, except.c, except.h, flow.c, function.c,
1198 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
1199 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
1200 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
1201 unroll.c: Fix spelling errors.
1203 * doc/extend.texi, doc/invoke.texi: Fix spelling.
1205 * doc/gcc.texi: Document use of "dependent" and American spelling.
1207 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
1209 * expr.c (emit_group_load): Support CONCATs by storing them to memory
1212 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1214 * expr.c (store_constructor_field): Only call adjust_address on MEM.
1216 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
1218 * genrecog.c (write_switch): Output if before switch for
1219 DT_elt_zero_wide_safe.
1221 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1223 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
1224 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
1225 (FUNCTION_PROFILER): Const-ify.
1226 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
1227 (eliminate_constant_term, assemble_name, output_addr_const):
1228 Remove declarations.
1229 (ptr_half_pic_address_p, half_pic_hash): Prototype.
1230 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
1231 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
1232 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
1233 (half_pic_declare, half_pic_external): Const-ify.
1234 * toplev.c: Include "halfpic.h".
1236 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1238 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
1239 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
1240 config/i386/i386.c, config/i386/i386-interix.h,
1241 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
1242 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
1243 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
1244 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
1245 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
1246 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
1247 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
1250 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1251 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
1252 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
1253 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
1254 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
1255 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
1256 system.h, toplev.c: Fix spelling errors.
1258 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1260 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
1262 * dwarf2out.c (reg_number): Abort if pseudo.
1263 (reg_loc_descriptor): Return 0 if pseudo.
1264 (is_based_loc): Return 0 if pseudo.
1265 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
1267 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
1268 (loc_descriptor): Return 0 if can't find location and handle 0
1269 return from recursive calls.
1270 (loc_descriptor_from_tree): Likewise.
1271 Fix handling of indirect.
1272 Also return 0 for PLACEHOLDER_EXPR.
1273 Clean up COMPONENT_REF cases.
1274 (add_AT_location_descriptor): Simplify, but handle 0 return from
1276 (add_const_value_attribute): Avoid shift count warning.
1277 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
1278 Set comp_unit_die as context if not in function.
1280 * config/mips/mips-protos.h: Break up long lines.
1281 Remove needless #ifdef/#endif blocks.
1282 Don't declare functions declared in file made by genpreds or recog.h.
1283 * config/mips/mips.c (mips_output_function_prologue): TSIZE
1284 is now HOST_WIDE_INT; delete unneeded casts.
1285 * config/mips/mips.h: Don't use #elif.
1287 * expr.c (stor_constructor_field): Always call adjust_address.
1288 Copy TARGET before changing its alias set.
1289 (store_field): Likewise, for TO_RTX.
1290 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
1292 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
1293 (find_placeholder): Return 0 if can't find object.
1294 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
1297 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1299 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
1301 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
1303 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
1304 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
1305 (merge_blocks): Properly udpate life after making edge nonfallthru.
1306 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
1308 2001-10-26 Kazu Hirata <kazu@hxi.com>
1310 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
1312 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
1314 * c-typeck.c (convert_arguments): When comparing for enumeral
1315 type equality, use TYPE_MAIN_VARIANT.
1316 * gcc.dg/Wconversion.c: New tests.
1318 2001-10-26 Kazu Hirata <kazu@hxi.com>
1320 * s390/s390.c: Fix comment typos.
1321 * s390/s390.h: Likewise.
1322 * s390/s390.md: Likewise.
1324 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1326 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
1327 (walk_tree): Use it for tail calls where appropriate.
1329 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1331 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
1332 non-local label_refs.
1334 2001-10-26 Kazu Hirata <kazu@hxi.com>
1336 * config/h8300/h8300.md (4 anonymous patterns): New.
1338 2001-10-26 Kazu Hirata <kazu@hxi.com>
1340 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1341 algorithm through the shift_info structure.
1342 (emit_a_shift): Update the use of get_shift_alg.
1344 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1346 * sched-rgn.c: Remove bitset typedef.
1347 Change bitset to sbitmap in prototypes / variable types.
1349 Remove edgeset_bits.
1350 Remove edgeset_size.
1351 s/BITSET_ADD/SET_BIT/g
1352 s/BITSET_INVERT/sbitmap_ones/g
1353 s/BITSET_INTER/sbitmap_a_and_b/g
1354 s/BITSET_UNION/sbitmap_a_or_b/g
1355 s/BITSET_DIFFER/sbitmap_difference/g
1356 s/bitset_member/TEST_BIT/g
1357 (BITSET_*): Removed.
1358 (bitset_member): Removed.
1359 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1360 EXECUTE_IF_SET_IN_SBITMAP.
1361 (split_edges): Rewrite, use sbitmap functions instead of bitset
1363 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1365 2001-10-26 Andreas Schwab <schwab@suse.de>
1367 * reload1.c (emit_input_reload_insns): Fix parens in last
1368 (undocumented) change that was supposed to change only whitespace.
1370 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1372 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1374 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1377 2001-10-26 Andreas Jaeger <aj@suse.de>
1379 * flow.c (clear_log_links): Remove unused variable.
1380 * cfgcleanup.c (cleanup_cfg): Likewise.
1382 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1384 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1385 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1387 2001-10-26 Richard Henderson <rth@redhat.com>
1389 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1390 rename PV_REG to R27_REG.
1391 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1392 (REG_CLASS_FROM_LETTER): Update.
1393 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1394 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1395 (udivsi3, modsi3, umodsi3): Likewise.
1396 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1398 2001-10-26 Richard Henderson <rth@redhat.com>
1400 * cfg.c (clear_aux_for_blocks): Split out of ...
1401 (free_aux_for_blocks): here.
1402 (clear_aux_for_edges): Split from ...
1403 (free_aux_for_edges): here.
1404 * basic-block.h: Declare them.
1405 * lcm.c (compute_antinout_edge): Use them.
1406 (compute_laterin, compute_available, compute_nearerout): Likewise.
1407 (optimize_mode_switching): Likewise.
1409 2001-10-26 Richard Henderson <rth@redhat.com>
1411 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1412 moving everything back to the main build directory.
1414 2001-10-26 Christopher Faylor <cgf@redhat.com>
1416 * config/i386/cygwin.h: Search target specfic include directory, if
1419 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1421 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1422 of macro guards. Fix #endif comment.
1424 * output.h (default_exception_section, default_eh_frame_section):
1425 Move prototypes outside of macro guard.
1427 * crtstuff.c: Fix #endif comment.
1429 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1431 * doc/md.texi (movMM): Clarify semantics of storing into a
1432 non-paradoxical SUBREG.
1434 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1436 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1437 (lang_hook_default_get_alias_set): Move next to other alias
1439 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1440 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1441 (LANG_HOOKS_INITIALIZER): Add it.
1442 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1443 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1444 instead of a loop calling poplevel.
1446 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1448 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1449 occurrences of #elif with #if...#endif.
1451 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1453 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1455 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1457 * alias.c (can_address_p): No longer static.
1458 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1459 Return 0 if all parameters are default values.
1460 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1461 (adjust_address_1): Try harder to compute a size.
1462 * expr.c (expand_assignment, store_constructor): If can't address,
1463 set MEM_KEEP_ALIAS_SET_P.
1464 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1465 (store_field): Likewise.
1466 (store_constructor): Simplify call to store_constructor_field.
1467 * expr.h (can_address_p): New declaration.
1468 * gensupport.c (gen_rtx_CONST_INT): New function.
1469 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1470 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1471 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1473 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1475 2001-10-24 Christopher Faylor <cgf@redhat.com>
1477 * config/i386/cygwin.h: Use proper path for mingw crt files when
1480 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1482 * dwarf2out.c (file_info_cmp): Always return consistent results.
1484 2001-10-24 Roger Sayle <roger@eyesopen.com>
1486 * stmt.c (expand_end_case): Index jumptables from zero for
1487 suitably small values of minval.
1489 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1491 * stor-layout.c (place_union_field): If any field was aligned with
1492 attribute aligned, set record type's TYPE_USER_ALIGN.
1493 (place_field): Likewise.
1494 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1495 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1497 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1499 * c-common.h (struct c_common_identifier): Remove rid_code field.
1500 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1502 * c-typeck.c (constructor_designated): New local flag.
1503 (struct constructor_stack): Add "designated" field to match.
1504 (start_init): Clear it.
1505 (really_start_incremental_init, push_init_level): Push and
1507 (pop_init_level): Pop it.
1508 (set_designator): Set it.
1510 (pop_init_level): Suppress "missing initializer" warnings if
1511 constructor_designated is true.
1512 (process_init_element): Suppress warning about union
1513 initialization under traditional C, if constructor_designated
1516 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1518 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1521 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1523 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1525 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1527 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1528 the node was already a set to a constant.
1530 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1532 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1533 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1535 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1537 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1538 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1539 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1540 * s390.c (s390_final_chunkify): Don't use string concatenation.
1541 (s390_function_prologue, s390_function_epilogue): Const-ify.
1542 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1544 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1546 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1549 2001-10-23 Stan Shebs <shebs@apple.com>
1551 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1552 -traditional-cpp in first-stage compilation.
1554 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1556 * gensupport.c (target_flags): Add.
1558 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1560 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1562 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1563 * except.c (expand_builtin_frob_return_addr): Likewise.
1564 (expand_builtin_eh_return): Likewise.
1565 * stmt.c (expand_computed_goto): Likewise.
1566 * explow.c (memory_address): Likewise.
1567 (allocate_dynamic_stack_space): Clean up predicate testing.
1568 (probe_stack_range): Convert SIZE to Pmode.
1569 * calls.c (rtx_for_function_call): Only call convert_memory_address
1571 Pass function call operand as ptr_mode, not Pmode.
1572 * expr.c (expand_assignment): Clean up calls to convert_memory
1573 address by only doing so when needed and making offsets Pmode.
1574 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1575 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1576 is in Pmode, not ptr_mode.
1578 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1580 * darwin-protos.h (constructor_section, destructor_section,
1581 mod_init_section, mod_term_section): Prototype.
1582 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1584 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1586 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1587 objc_section_init declaration.
1588 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1589 (objc_section_init, try_section_alias): Make static.
1590 (alias_section): Make static and hide unused function.
1591 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1593 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1595 * alias.c (can_address_p): Compnonents are not addressable if
1596 the containing type has alias set 0.
1597 (get_alias_set): Rework to use STRIP_NOPS.
1598 Only call front-end routine on object, type, or object with
1599 NOPs stripped, not inner values.
1600 Use language hook to call front-end routine.
1601 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1602 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1603 Don't pass alignment to emit_block_move.
1604 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1605 (expand_builtin_memset): Likewise, but for clear_storage.
1606 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1607 and remove C++ specific parts.
1608 * c-common.h (c_common_get_alias_set): Add declaration.
1609 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1610 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1611 (save_fixed_argument_area): Call set_mem_align.
1612 Remove alignment in call to emit_block_move.
1613 (emit_library_call_value_1, store_one_arg): Likewise.
1614 (target_for_arg): Remove; disabled long ago.
1615 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1616 once and similar cleanups.
1617 (offset_address): Use proper introductory comment.
1618 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1619 from explicit operand; all callers changed.
1620 (clear_storage): Likewise.
1621 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1622 (store_field): Remove kludge on alias set used for to_rtx.
1623 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1624 (expand_expr_unaligned): Call set_mem_attributes instead of
1626 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1627 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1628 (expand_function_end): Track MEM attributes of trampolines.
1629 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1630 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1631 attributes from original.
1632 * langhooks.c (lang_hook_default_get_alias_set): New function.
1633 (hook_get_alias_set_0): New function.
1634 * langhooks.h (hook_get_alias_set_0): New declaration.
1635 (lang_hook_default_get_alias_set): Likewise.
1636 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1637 * reload1.c (alter_reg): Use adjust_address_nv.
1638 * rtl.c (get_mode_alignment): Moved to here.
1639 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1640 change default if unknown from 1 to BITS_PER_UNIT.
1641 * stor-layout.c (get_mode_alignment): Remove from here.
1642 * toplev.h (struct lang_hoks): Add get_alias_set field.
1643 * tree.h (lang_get_alias_set): Delete declaration.
1644 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1645 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1646 (ix86_va_arg): Likewise.
1647 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1648 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1649 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1650 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1651 (expand_block_move_mem): Remove dead code.
1653 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1655 * c-common.c (warn_div_by_zero): New.
1656 * c-common.h (warn_div_by_zero): New.
1657 * c-decl.c (c_decode_option): Take it on the command line.
1658 * c-typeck.c (build_binary_op): Warn about division by zero.
1659 * doc/invoke.texi: Document the new command line option, fix
1660 documentation of -Wmultichar.
1661 * testsuite/gcc.dg/divbyzero.c: New tests.
1662 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1664 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1666 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1668 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1669 to avoid update_life_info call.
1670 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1671 * cfgcleanup.c (bb_flags): New enum.
1672 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1673 (notice_new_block, update_forwarder_flag): New functions.
1674 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1675 (try_forward_edges): Likewise; update flags.
1676 (merge_blocks): Likewise.
1677 (outgoing_edges_match): Likewise.
1678 (try_crossjump_to_edge): Likewise.
1679 (try_optimize_cfg): Likewise; initialize and clear the flags;
1680 recompute life info if needed.
1681 (cleanup_cfg): No need to clear aux pointers.
1683 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1685 * config/i386/i386.c (override_options): Default to minimum
1686 stack alignment when optimizing for code size.
1687 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1690 * config/i386/i386.c (override_options): Set upper limit of
1691 -mpreferred-stack-boundary to 12.
1693 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1695 * recog.c (peephole2_optimize): Add default case to switch.
1697 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1699 * doc/gcc.texi (Sending Patches): Remove.
1701 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1703 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1704 fields when comparing.
1706 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1708 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1709 * arm.c (HOST_INT, HOST_UINT): Likewise.
1711 2001-10-22 Stan Shebs <shebs@apple.com>
1713 * config/darwin-protos.h (darwin_exception_section): Declare.
1714 (darwin_eh_frame_section): Declare.
1716 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1718 * i386.md (movti_rex64): Fix mode.
1720 2001-10-22 Stan Shebs <shebs@apple.com>
1722 * target.h (struct gcc_target): Add asm_out.exception_section,
1723 asm_out.eh_frame_section.
1724 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1725 (TARGET_ASM_EH_FRAME_SECTION): New.
1726 (TARGET_INITIALIZER): Update.
1727 * output.h (default_exception_section): Declare.
1728 (default_eh_frame_section): Declare.
1729 * dwarf2out.c: Include target.h.
1730 (output_call_frame_info): Call target hook for eh frames.
1731 (default_eh_frame_section): New function.
1732 * except.c: Include target.h.
1733 (output_function_exception_table): Call target hook for exception
1735 * varasm.c (default_exception_section): Rename from
1736 exception_section, remove EXCEPTION_SECTION macro.
1738 * config/darwin.h (darwin_eh_frame_section): New function.
1739 (EXCEPTION_SECTION): Remove.
1740 (TARGET_ASM_EXCEPTION_SECTION): Define.
1741 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1742 (nextstep_exception_section): New function.
1743 (nextstep_eh_frame_section): New function.
1744 (TARGET_ASM_EXCEPTION_SECTION): Define.
1745 (TARGET_ASM_EH_FRAME_SECTION): Define.
1747 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1748 (TARGET_ASM_EXCEPTION_SECTION): Define.
1749 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1750 (EXCEPTION_SECTION): Remove.
1751 (TARGET_ASM_EXCEPTION_SECTION): Define.
1752 * config/stormy16/stormy16.h: Remove comments referencing
1753 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1755 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1756 TARGET_ASM_EH_FRAME_SECTION.
1758 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1760 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1763 * c-format.c: Fix spelling typo in comment.
1765 * sched-int.h: Fix typo in GCC preamble.
1767 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1770 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1772 2001-10-22 Richard Henderson <rth@redhat.com>
1774 * config/i386/i386.c (ix86_expand_clear): New.
1775 * config/i386/i386-protos.h: Declare it.
1776 * config/i386/i386.md (setcc peep2s): Use it.
1777 (movsi_xor): Unexport.
1779 2001-10-22 Richard Henderson <rth@redhat.com>
1781 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
1782 free_EXPR_LIST_list for LOG_LINKS.
1784 2001-10-21 Robert Lipe <robertlipe@usa.net>
1786 * config/i386/i386.c (sco_asm_named_section): Delete.
1787 (sco_asm_out_constructor): Delete.
1788 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
1789 (ASM_OUTPUT_DOUBLE_INT): Likewise.
1790 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
1791 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
1792 (EXCEPTION_SECTION): Delete EH scn renaming hack.
1794 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1796 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
1797 and/or fold extra calls into fewer ones.
1798 * collect2.c (dump_file): Likewise.
1799 * cppexp.c (parse_number): Likewise.
1800 * cpplex.c (_cpp_lex_direct): Likewise.
1801 * final.c (output_asm_insn, asm_fprintf): Likewise.
1802 * fix-header.c (inf_scan_ident, main): Likewise.
1803 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
1805 * fold-const.c (real_hex_to_f): Likewise.
1806 * gen-protos.c (parse_fn_proto): Likewise.
1807 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
1808 * genrecog.c (change_state, write_action): Likewise.
1809 * gensupport.c (shift_output_template): Likewise.
1810 * local-alloc.c (requires_inout): Likewise.
1811 * mips-tfile.c (IS_ASM_IDENT): Likewise.
1812 * protoize.c (is_id_char, main): Likewise.
1813 * real.c (asctoeg): Likewise.
1814 * recog.c (asm_operand_ok): Likewise.
1815 * reload.c (find_reloads): Likewise.
1816 * scan.c (scan_identget_token): Likewise.
1817 * sched-vis.c (print_value): Likewise.
1818 * stringpool.c (ggc_alloc_string): Likewise.
1819 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
1820 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
1821 * tradcpp.c (rescan): Likewise.
1822 * tree.c (clean_symbol_name): Likewise.
1823 * varasm.c (decode_reg_name): Likewise.
1825 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
1826 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
1827 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
1828 * m88k.c (output_ascii): Likewise.
1829 * m88k.h (OVERRIDE_OPTIONS): Likewise.
1830 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
1831 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1832 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
1834 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1836 * langhooks.c (lang_hook_default_do_nothing,
1837 lang_hook_default_decode_option): New defaults.
1838 * langhooks.h: Make hooks unconditional and non-NULL.
1839 * toplev.c (compile_file, toplev_main): Update.
1840 * toplev.h: Update comments.
1841 * objc/objc-act.c (lang_hooks): Update to new paradigm.
1843 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1845 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
1847 * system.h (IN_RANGE): New macro.
1849 2001-10-21 Zack Weinberg <zack@codesourcery.com>
1851 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
1852 INTLDEPS variable, which does not include $LIBICONV.
1853 * Makefile.in: Use INTLDEPS in LIBDEPS.
1854 * configure: Regenerate.
1856 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1858 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
1859 * cpplex.c (lex_percent, lex_dot): Remove.
1860 (get_effective_char, skip_block_comment, skip_line_comment,
1861 parse_identifier_slow, parse_number, parse_string, save_comment,
1862 _cpp_lex_direct): Update to do lookback freely.
1863 (IF_NEXT_IS, BACKUP): New macros.
1864 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
1865 * cppmacro.c (paste_tokens): Update.
1867 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
1869 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
1871 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
1873 * reload1.c (reload): Check CONSTANT_P before calling
1874 LEGITIMATE_PIC_OPERAND_P.
1875 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
1876 workaround of 2001-10-13.
1878 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1880 * i386.c (split_di): Handle splitting of DFmode.
1882 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1884 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
1885 (adjust_address_1, offset_address): Likewise.
1887 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
1888 (output_asm_insn): Call it for each line output.
1889 Don't record an operand more than once.
1891 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
1892 * main.c: Include config.h and system.h, but not ansidecl.h.
1893 * Makefile.in (main.o): Update accordingly.
1895 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1897 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
1899 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1901 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
1902 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
1904 (find_sub_basic_blocks): ... here;
1905 (find_many_sub_basic_blocks): New.
1906 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
1908 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
1910 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
1912 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
1914 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
1915 * flow.c (update_life_info): Measure time.
1916 * c-decl.c: Include timevar.h
1917 (c_expand_body): Measure time.
1918 * toplev.c (rest_of_compilation): Measure time of mode switching
1920 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
1922 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
1923 (lang_independent_options): Add asynchronous-unwind-tables
1924 (toplev_main): flag_asynchronous_unwind_tables implies
1926 * flags.h (flag_asynchronous_unwind_tables): Declare.
1927 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
1928 flag_asynchronous_unwind_tables.
1929 (output_call_frame_info): Likewise.
1930 * invoke.texi (-fasynchronous-unwind-tables): Document.
1931 * i386.c (optimization_options): Enable
1932 flag_asynchronous_unwind_tables.
1934 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
1935 * i386.md (s* expanders): Destination is QImode.
1937 * toplev.c (rest_of_compilation): Do not call clear_log_links.
1938 * rtl.h (clear_log_links): Kill.
1939 * flow.c (clear_log_links): Make static; accept blocks parameter;
1940 do no clear life info.
1941 (update_life_info): Call clear_log_links.
1943 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
1945 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
1947 * cpplex.c (handle_newline, skip_escaped_newlines,
1948 get_effective_char, skip_block_comment, skip_line_comment,
1949 parse_identifier_slow, parse_number, parse_string,
1950 _cpp_lex_direct): Update to do more stepping back.
1951 (trigraph_ok): Similarly. Rename trigraph_p.
1952 (SAVE_STATE, RESTORE_STATE): Remove.
1953 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
1955 * cpplib.c (destringize): Rename destringize_and_run, and
1956 call run_directive directly.
1957 (_cpp_do__Pragma): Simplify.
1959 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1961 * pe.c (arm_pe_unique_section): Const-ify.
1962 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
1963 (switch_to_section): Add static prototype.
1965 * output.h (drectve_section): Prototype.
1967 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1969 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
1970 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
1971 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
1972 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
1973 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1974 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
1975 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
1976 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
1977 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
1978 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
1979 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
1980 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
1981 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
1982 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
1983 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
1984 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
1985 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
1986 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
1987 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
1988 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
1989 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
1990 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
1991 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
1992 cris-*-none, cris-*-linux*: Update ${tmfile} list.
1993 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
1994 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
1995 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
1996 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
1997 v850-*-*): Delete superflous ${cpu_type} setting.
1998 * config/linux.h: Delete svr4.h include.
1999 (SET_ASM_OP): Delete.
2000 * config/netware.h (INT_ASM_OP): Undef before define.
2001 * config/ptx4.h: Delete elfos.h include.
2002 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
2003 * config/svr4.h: Delete elfos.h include. Update commentary.
2004 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
2005 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
2006 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
2007 config/v850/v850.h: Delete svr4.h include.
2008 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
2009 config/m68k/m68kv4.h, config/m88k/sysv4.h,
2010 config/sparc/sysv4.h: Update includes.
2011 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
2012 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
2013 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
2014 config/m88k/dguxbcs.h: Delete includes.
2015 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
2016 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
2017 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
2019 * config/m88k/dgux.h: Delete include.
2020 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
2022 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
2023 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
2024 * config/sh/elf.h: Update include.
2025 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
2026 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
2028 2001-10-19 Catherine Moore <clm@redhat.com>
2030 * config/stormy16/stormy-abi: Updates to varargs descriptions.
2031 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
2032 base and count fields.
2033 (stormy16_expand_builtin_va_start): last_reg_count changed to
2034 size_of_reg_args. Use count + size in first comparison.
2036 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2038 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
2039 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
2040 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
2041 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
2042 Set alignment from type if INDIRECT_REF.
2043 (adjust_address_1, offset_address): Simplify alignment compuitation.
2044 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
2045 here; done by set_mem_attributes.
2047 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2049 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
2050 * arm-protos.h (rdata_section, zero_init_section, common_section):
2052 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
2053 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
2054 traditional mode stringification.
2055 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
2056 in macros controling its use.
2057 * rtlanal.c: Include tm_p.h.
2058 * varasm.c (asm_output_aligned_bss): Mark parameter with
2060 (assemble_constant_align, assemble_start_function, assemble_align,
2061 assemble_variable, assemble_trampoline_template,
2062 output_constant_def_contents): Wrap potentially empty if-stmt body
2065 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2067 * a29k-protos.h (literal_section): Prototype.
2068 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
2069 * a29k.md: Ensure function pointers are prototyped.
2070 * genattrtab.c (write_eligible_delay): Mark parameter with
2073 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2075 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
2076 * 1750a.c (print_operand): Fix format specifier warning.
2077 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
2078 * 1750a.md: Likewise.
2079 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
2080 * genemit.c (output_add_clobbers): Mark parameter with
2082 * genrecog.c (write_subroutine): Likewise.
2083 * integrate.c (expand_inline_function): Delete unused variable.
2084 * varasm.c (remove_from_pending_weak_list): Wrap with
2087 2001-10-19 Jakub Jelinek <jakub@redhat.com>
2089 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
2090 field is different to previous argument's neg field.
2092 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
2094 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2096 * final.c (get_decl_from_op): New function.
2097 (output_asm_insn): Call it; write "*" when item with decl is address.
2099 2001-10-19 Janis Johnson <janis187@us.ibm.com>
2101 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
2102 about 64-bit support from the 3.0_branch version.
2104 2001-10-19 Zack Weinberg <zack@codesourcery.com>
2106 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
2107 USE_INCLUDED_LIBINTL when appropriate.
2108 * configure, config.in: Regenerate.
2109 * Makefile.in (datadir): Set to @datadir@.
2110 (intl.o): Also depend on $(CONFIG_H) and system.h.
2112 * intl.c: Factor out common gettext initialization sequence.
2113 (gcc_init_libintl): New function.
2114 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
2115 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
2116 off NLS. Add multiple include guard. No need to #ifdef-guard
2117 an #undef. Prototype gcc_init_libintl here.
2119 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
2120 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
2121 Use gcc_init_libintl.
2123 2001-10-19 Catherine Moore <clm@redhat.com>
2125 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
2127 * config/stormy16/stormy16.c (stormy16_split_move): Make
2128 sure that REG_INC notes are present for auto_inc operands.
2130 2001-10-19 Andreas Jaeger <aj@suse.de>
2132 * configure: Regenerated.
2133 * configure.in: Add x86_64 to switch statements.
2135 2001-10-18 Richard Henderson <rth@redhat.com>
2137 * config/alpha/alpha.md (sibcall_osf_1): Load destination
2138 address into $27 explicitly.
2139 (sibcall_value_osf_1): Likewise.
2141 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2143 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
2144 (offset_address): New function.
2145 (free_emit_status): Free regno_decl.
2146 (init_emit): Pass proper number of elements to xcalloc.
2147 Allocate regno_decl.
2148 (mark_emit_status): Mark regno_decl values.
2149 * expr.c (highest_pow2_factor): New function.
2150 (expand_assigment): Use it and offset_address.
2151 Properly handle ptr_mode vs. Pmode in offset calculation.
2152 (store_constructor, expand_expr_unaligned): Likewise.
2153 (expand_expr, case COMPONENT_EXPR): Likewise.
2154 * expr.h (offset_address): New decl.
2155 * function.h (struct emit_status): Add regno_decl.
2156 (REGNO_DECL): New macro.
2157 * final.c (output_asm_name): Move in file and don't conditionalize
2158 on flag_print_asm_name.
2159 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
2160 Output names of operands, if known.
2161 * function.c (assign_parms): Set REGNO_DECL.
2162 * integrate.c (integrate_decl_tree): Likewise.
2163 * stmt.c (expand_decl): Likewise.
2164 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
2166 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
2168 * attribs.c (handle_noinline_attribute): New function.
2169 (handle_used_attribute): Likewise.
2170 (c_common_attribute_table): Added noinline and used.
2171 * doc/extend.texi (Function Attributes): Document them.
2172 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
2173 Warn when merging inline with attribute noinline.
2174 (start_decl, start_function): Warn if inline and attribute
2175 noinline appear in the same declaration.
2177 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
2179 * config.gcc: Update c4x and i370 for C front end-specific
2181 * config/c4x/c4x-c.c: New.
2182 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
2183 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2185 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
2186 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2188 (c4x_init_pragma): Remove.
2189 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
2190 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
2191 c4x_pr_ignored): Move to c4x-c.c.
2192 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
2193 * config/c4x/t-c4x: Update.
2194 * config/i370/i370-c.c: New.
2195 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
2196 (i370_pr_map): Move to i370-c.c.
2197 * config/i370/t-i370: New.
2199 * doc/tm.texi: Update.
2201 2001-10-17 Stan Shebs <shebs@apple.com>
2203 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
2204 typo fixes throughout.
2205 (machopic_output_stub): Remove some dead code.
2207 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
2209 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
2212 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2214 * Makefile.in (print-rtl.o): Depend on TREE_H.
2215 * alias.c (get_alias_set): Make two passes over objects to first
2216 see if inner object is access via restricted pointer.
2217 Defer allocating alias set for restricted pointer until here.
2218 Call find_placeholder with second arg nonzero.
2220 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
2221 set for restricted pointer types.
2222 * emit-rtl.c (set_mem_attributes): Set more attributes.
2223 (set_mem_align, change_address, adjust_address_1): New functions.
2224 (change_address_1): Now static.
2225 (adjust_address, adjust_address_nv): Deleted.
2226 (replace_equiv_address): Call change_address_1.
2227 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
2228 (find_placeholder): Get starting point from PLIST arg.
2229 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
2230 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
2231 (adjust_address, adjust_address_nv): New macros.
2232 * print-rtl.c (tree.h): New include.
2233 (print_rtx, case MEM): Print all memory attributes.
2235 2001-10-17 Richard Henderson <rth@redhat.com>
2237 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
2239 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2241 * c-tree.texi: Eliminate duplicated word.
2242 * cpp.texi: Likewise.
2243 * install.texi: Likewise.
2244 * invoke.texi: Likewise.
2245 * tm.texi: Likewise.
2247 2001-10-17 Michael Collison <collison@isisinc.net>
2249 * dsp16xx.c: Fix comment formatting to match GNU standards.
2250 (dsp16xx_output_function_prologue): Change type of 'size'
2251 parameter from 'int' to HOST_WIDE_INT.
2252 (dsp16xx_output_function_epilogue): Change type of 'size'
2253 parameter from 'int' to HOST_WIDE_INT.
2255 2001-10-16 Richard Henderson <rth@redhat.com>
2257 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
2258 * configure, config.in: Rebuild.
2260 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
2261 (ix86_output_addr_diff_elt): New.
2262 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
2263 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2264 (JUMP_TABLES_IN_TEXT_SECTION): New.
2265 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
2266 * config/i386/i386-protos.h: Update.
2268 * config/i386/386bsd.h, config/i386/beos-elf.h,
2269 config/i386/freebsd-aout.h, config/i386/freebsd.h,
2270 config/i386/i386-interix.h, config/i386/i386elf.h,
2271 config/i386/linux.h, config/i386/netbsd-elf.h,
2272 config/i386/netbsd.h, config/i386/openbsd.h,
2273 config/i386/ptx4-i.h, config/i386/rtemself.h,
2274 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
2275 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
2277 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
2279 * stmt.c (expand_asm_operands): Update commentary.
2281 2001-10-16 Stan Shebs <shebs@apple.com>
2283 * config/darwin.h (GCC_NAME): Remove, no longer used.
2284 (NO_MATH_LIBRARY): Ditto.
2285 (MATH_LIBRARY): Define to emptiness.
2286 (DWARF2_DEBUGGING_INFO): Define.
2287 (PREFERRED_DEBUGGING_TYPE): Define.
2288 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
2289 (EXCEPTION_SECTION): Define.
2290 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2291 * config/darwin.c (darwin_encode_section_info): Handle case of
2292 DECL_INITIAL being error_mark_node.
2294 2001-10-16 Richard Henderson <rth@redhat.com>
2296 * alpha.c (current_file_function_operand): Don't fail for profiling.
2297 (direct_call_operand): New.
2298 * alpha-protos.h: Declare it.
2299 * alpha.h (EXTRA_CONSTRAINT): Use it.
2300 (PREDICATE_CODES): Add it.
2301 (ASM_OUTPUT_MI_THUNK): Remove.
2302 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
2303 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
2305 2001-10-16 Krister Walfridsson <cato@df.lth.se>
2307 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
2308 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2310 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2312 * cfg.c (free_edge): Break out from ....
2313 (remove_edge): ... here.
2314 (clear_edges): Use free_edge.
2316 * att.h (ASM_QUAD): Add comment.
2317 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
2319 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
2321 * i386.c (split_ti): New function.
2322 (ix86_split_to_parts): Support TImodes.
2323 * i386.h (VALID_INT_MODE_P): Add TImode.
2324 * i386.md (movdi splitter): Fix.
2325 (movti): Support 64bit integer registers.
2326 (movti_rex64): New function and splitter.
2328 * i386.c (*_cost): Add movsx/movzx cost.
2329 * i386.h (struct processor_costs): Add movsx/movzx fields.
2330 (RTX_COSTS): Handle zero/sign extend + avoid believing that
2331 64bit operations require split on 64bit machine.
2332 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
2334 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
2335 (ix86_expand_move): Avoid pushes of memory if size does not match;
2336 move long constants to register.
2337 (x86_initialize_trampoline): Fix mode.
2338 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2339 Use ASM_QUAD on 64bit.
2340 * i386.md (test pattern): Disallow impossible constants.
2341 (tablejump PIC expander): Fix emitting of sum.
2342 (movdicc_rex64): Rename to movdicc.
2343 * linux64.h (LINK_SPEC): Add missing '%'.
2345 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2347 * tree-inline.c (inlinable_function_p): Leave it up to the
2348 front-end to turn -finline-functions into DECL_INLINE set for all
2351 2001-10-16 Stan Shebs <shebs@apple.com>
2353 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2355 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2357 * recog.c: Formatting and comment typo fixes.
2359 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2360 version in single tree build.
2361 * configure: Regenerate.
2363 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2365 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2366 MODE arguments to gen_rtx and compare operand with const0_rtx.
2368 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2370 * system.h: Poison old unused target macros.
2371 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2372 * config/stormy16/stormy16.c: Update references to obsolete macros.
2373 * config/stormy16/stormy16.h: Similarly.
2374 * config/stormy16/stormy16.md: Similarly.
2375 * config/cris/cris.h: Similarly.
2377 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2379 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2380 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2381 cpp_register_pragma): Update accordingly.
2383 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2385 * c-pragma.h (cpp_register_pragma_space): Remove.
2386 * cpplib.h (cpp_register_pragma_space): Remove.
2387 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2388 (cpp_register_pragma_space): Remove.
2389 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2391 (do_pragma): Similarly.
2392 (_cpp_init_internal_pragmas): Don't register namespaces.
2394 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2395 Don't register namespaces.
2396 * cp/lex.c (init_cp_pragma): Similarly.
2397 * doc/tm.texi: Update.
2399 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2402 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2404 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2406 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2407 add scheduling support.
2408 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2409 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2410 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2413 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2415 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2416 missing CONSTANT_P test in core GCC.
2418 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2420 * cppmain.c (struct printer): New member source.
2421 (scan_translation_unit): Fix spacing at start of lines.
2422 (cb_line_change): Update.
2424 * gcc.dg/cpp/spacing2.c: New test.
2426 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2428 * config/cris/arit.c: Use __builtin_labs, not abs.
2430 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2432 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2433 misplaced sprintf and fprintf argument.
2435 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2437 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2438 * configure.in, Makefile.in: Take out obsolete check-po logic.
2439 * configure, config.in: Regenerate.
2441 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2443 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2444 symtab declarations.
2446 2001-10-12 Stan Shebs <shebs@apple.com>
2448 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2449 declarations of arguments and local variables.
2451 2001-10-12 Christopher Faylor <cgf@redhat.com>
2453 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2454 ENDFILE_SPEC definition.
2456 2001-10-12 Kazu Hirata <kazu@hxi.com>
2458 * gthr-dce.h: Fix comment formatting.
2459 * gthr-posix.h: Likewise.
2460 * gthr-single.h: Likewise.
2461 * gthr-solaris.h: Likewise.
2462 * gthr-vxworks.h: Likewise.
2463 * gthr-win32.h: Likewise.
2465 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2467 * final.c (output_asm_insn): Make sure assembly dialects are
2468 terminated, not nested. Output `|' and `}' characters if they
2469 don't appear inside assembly dialect selection.
2470 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2471 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2472 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2473 strsetsi_rex_1): Add {} braces.
2475 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2477 * toplev.c (compile_file): Ignore return value from yyparse.
2478 Always pop any nested binding levels after yyparse returns.
2480 2001-10-11 Richard Henderson <rth@redhat.com>
2482 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2484 2001-10-11 Richard Henderson <rth@redhat.com>
2486 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2487 fall back to add_AT_long_long for large CONST_INT.
2489 2001-10-11 Richard Henderson <rth@redhat.com>
2491 * config/i386/i386.md (setcc splitters): Add four splitters to
2492 simplify compound compares that simplify_comparison can't handle.
2494 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2496 * cpplex.c (digraph_spellings, token_spellings): Make static.
2498 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2500 * unroll.c (loop_iterations): Fixup last patch.
2502 2001-10-11 Richard Henderson <rth@redhat.com>
2504 * rtl.h (REG_VTABLE_REF): New.
2505 * rtl.c (reg_note_name): Add it.
2506 * combine.c (distribute_notes): Handle it.
2507 * final.c (final_scan_insn): Handle it.
2508 * tree.def (VTABLE_REF): New.
2509 * expr.c (expand_expr): Handle it.
2510 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2511 * output.h: Declare them.
2513 2001-10-11 Richard Henderson <rth@redhat.com>
2515 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2518 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2520 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2521 available in 64-bit mode.
2523 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2525 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2526 cris-*-linux* cases.
2527 * config/cris/cris-protos.h: New file.
2528 * config/cris/cris.c: New file.
2529 * config/cris/cris.h: New file.
2530 * config/cris/cris.md: New file.
2531 * config/cris/linux.h: New file.
2532 * config/cris/aout.h: New file.
2533 * config/cris/arit.c: New file.
2534 * config/cris/cris_abi_symbol.c: New file.
2535 * config/cris/mulsi3.asm: New file.
2536 * config/cris/t-aout: New file.
2537 * config/cris/t-cris: New file.
2538 * config/cris/t-elfmulti: New file.
2539 * config/cris/t-linux: New file.
2540 * doc/invoke.texi: Add CRIS options.
2541 * doc/install.texi (Specific): Add blurb for CRIS.
2543 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2545 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2547 * config/float/i32.h: Likewise.
2548 * config/float-i386.h: Likewise.
2549 * config/float-i64.h: Likewise.
2550 * config/float-m68k.h: Likewise.
2551 * config/float-sh.h: Likewise.
2552 * config/float-sparc.h: Likewise.
2554 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2556 * doc/contrib.texi: Add note about CRIS port to my entry.
2558 2001-10-11 Kazu Hirata <kazu@hxi.com>
2560 * basic-block.h: Fix formatting.
2561 * bitmap.h: Likewise.
2562 * cpplib.h: Likewise.
2563 * c-tree.h: Likewise.
2564 * diagnostic.h: Likewise.
2565 * flags.h: Likewise.
2567 * longlong.h: Likewise.
2569 * reload.h: Likewise.
2573 2001-10-10 Richard Henderson <rth@redhat.com>
2575 * c-parse.in (asm_operand): Allow named operands.
2576 * genconfig.c (max_recog_operands): Set to 29.
2577 * local-alloc.c (requires_inout): Skip multiple digits.
2578 * recog.c (asm_operand_ok): Likewise.
2579 (preprocess_constraints): Use strtoul for matching constraints.
2580 (constrain_operands): Likewise.
2581 * regmove.c (find_matches): Likewise.
2582 * reload.c (find_reloads): Likewise.
2583 * stmt.c (parse_output_constraint): Don't reject in-out
2584 constraint on operands > 9. Reject '[' in constraint.
2585 (expand_asm_operands): Handle named operands. Use strtoul
2586 for matching constraints.
2587 (check_operand_nalternatives): Split out from expand_asm_operands.
2588 (check_unique_operand_names): New.
2589 (resolve_operand_names, resolve_operand_name_1): New.
2591 * doc/extend.texi (Extended Asm): Document named operands.
2592 * doc/md.texi (Simple Constraints): Document matching constraints
2595 2001-10-10 Richard Henderson <rth@redhat.com>
2597 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2599 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2600 (jcc splitters): Add two splitters to simplify compound compares
2601 that simplify_comparison can't handle.
2603 2001-10-10 Richard Henderson <rth@redhat.com>
2605 * langhooks.c: Include langhooks.h.
2606 * Makefile.in (langhooks.o): Depend on it.
2608 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2610 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2611 should not be considered as a no-op.
2612 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2614 2001-10-10 Stan Shebs <shebs@apple.com>
2616 * alias.c: Remove uses of "register" specifier in declarations
2617 of arguments and local variables.
2618 * c-common.c: Ditto.
2619 * c-convert.c: Ditto.
2621 * c-format.c: Ditto.
2622 * c-semantics.c: Ditto.
2623 * c-typeck.c: Ditto.
2624 * caller-save.c: Ditto.
2627 * cfgbuild.c: Ditto.
2629 * collect2.c: Ditto.
2633 * cppfiles.c: Ditto.
2636 * defaults.h: Ditto.
2638 * dwarf2out.c: Ditto.
2639 * dwarfout.c: Ditto.
2640 * emit-rtl.c: Ditto.
2645 * fix-header.c: Ditto.
2646 * floatlib.c: Ditto.
2648 * fold-const.c: Ditto.
2649 * function.c: Ditto.
2652 * gen-protos.c: Ditto.
2653 * genattrtab.c: Ditto.
2654 * gencheck.c: Ditto.
2655 * genconfig.c: Ditto.
2657 * genextract.c: Ditto.
2658 * genflags.c: Ditto.
2659 * gengenrtl.c: Ditto.
2660 * genoutput.c: Ditto.
2662 * genrecog.c: Ditto.
2663 * gensupport.c: Ditto.
2667 * haifa-sched.c: Ditto.
2668 * hard-reg-set.h: Ditto.
2670 * integrate.c: Ditto.
2673 * local-alloc.c: Ditto.
2675 * mips-tdump.c: Ditto.
2676 * mips-tfile.c: Ditto.
2679 * print-rtl.c: Ditto.
2680 * read-rtl.c: Ditto.
2683 * reg-stack.c: Ditto.
2684 * regclass.c: Ditto.
2689 * resource.c: Ditto.
2693 * sched-deps.c: Ditto.
2694 * sched-rgn.c: Ditto.
2696 * simplify-rtx.c: Ditto.
2698 * stor-layout.c: Ditto.
2705 * xcoffout.c: Ditto.
2707 2001-10-10 Richard Henderson <rth@redhat.com>
2709 * rtl.h (can_reverse_comparison_p): Remove.
2711 2001-10-10 Christopher Faylor <cgf@redhat.com>
2713 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2716 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2718 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2719 (Thanks to Chris Faylor for suggesting macro name).
2720 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2722 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2723 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2724 (MATH_LIBRARY): Undef before definition.
2725 (OUTPUT_QUOTED_STRING): Likewise.
2726 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2728 2001-10-10 Richard Henderson <rth@redhat.com>
2730 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2731 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2732 a tristate comparison value.
2733 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2735 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2738 * unroll.c (loop_iterations): Ignore insns generated by loop
2741 * config.gcc (mips*-*-gnu*): Delete support.
2742 * config/mips/gnu.h: Remove.
2744 2001-10-10 Kazu Hirata <kazu@hxi.com>
2746 * calls.c: Fix formatting.
2747 * c-decl.c: Likewise.
2748 * cfgcleanup.c: Likewise.
2749 * combine.c: Likewise.
2750 * cppfiles.c: Likewise.
2751 * cpplib.c: Likewise.
2752 * cppmacro.c: Likewise.
2753 * crtstuff.c: Likewise.
2755 * dwarf2out.c: Likewise.
2756 * expmed.c: Likewise.
2758 * fold-const.c: Likewise.
2759 * function.c: Likewise.
2761 * genattrtab.c: Likewise.
2762 * ggc-page.c: Likewise.
2763 * integrate.c: Likewise.
2764 * libgcc2.c: Likewise.
2766 * optabs.c: Likewise.
2767 * profile.c: Likewise.
2768 * protoize.c: Likewise.
2770 * recog.c: Likewise.
2771 * reload1.c: Likewise.
2772 * reload.c: Likewise.
2773 * reorg.c: Likewise.
2774 * resource.c: Likewise.
2775 * sched-rgn.c: Likewise.
2776 * sdbout.c: Likewise.
2778 * toplev.c: Likewise.
2779 * varasm.c: Likewise.
2781 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
2783 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
2784 * Makefile.in (langhooks.o): Add dependencies.
2786 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
2788 * rs6000.c (rs6000_emit_load_toc_table): Don't
2789 strdup the toc label.
2790 (create_TOC_reference): Likewise.
2792 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2794 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
2797 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2799 * config/i386/i386.c (ix86_attribute_table): Correct
2800 min_len, max_len fields for dllimport, dllexport and shared.
2802 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
2804 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
2805 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
2806 Consistently use "nonzero" instead of "non-zero".
2808 2001-10-09 Kazu Hirata <kazu@hxi.com>
2810 * acconfig.h: Fix comment formatting.
2811 * c-dump.h: Likewise.
2812 * c-tree.h: Likewise.
2813 * conditions.h: Likewise.
2815 * function.h: Likewise.
2817 * hwint.h: Likewise.
2818 * integrate.h: Likewise.
2821 * optabs.h: Likewise.
2823 2001-10-09 Kazu Hirata <kazu@hxi.com>
2825 * c-common.h: Fix comment formatting.
2826 * c-dump.c: Likewise.
2828 * diagnostic.h: Likewise.
2829 * except.c: Likewise.
2831 * gcov-io.h: Likewise.
2832 * genattrtab.c: Likewise.
2833 * output.h: Likewise.
2834 * predict.h: Likewise.
2835 * reload1.c: Likewise.
2836 * reload.h: Likewise.
2837 * resource.h: Likewise.
2839 * system.h: Likewise.
2841 * tree-inline.c: Likewise.
2842 * tsystem.h: Likewise.
2843 * varasm.c: Likewise.
2844 * xcoffout.h: Likewise.
2846 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2848 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
2850 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2852 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
2853 config/i386/i386elf.h, config/i386/netbsd-elf.h,
2854 config/i386/netware.h, config/mcore/gfloat.h,
2855 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
2856 config/netware.h, gccbug.in: Update FSF address.
2858 2001-10-09 Kazu Hirata <kazu@hxi.com>
2860 * c-common.c: Fix comment typos.
2861 * cfgrtl.c: Likewise.
2862 * collect2.c: Likewise.
2863 * cpplex.c: Likewise.
2864 * doloop.c: Likewise.
2865 * dwarf2out.c: Likewise.
2866 * dwarfout.c: Likewise.
2868 * fold-const.c: Likewise.
2872 * global.c: Likewise.
2873 * ifcvt.c: Likewise.
2875 * optabs.c: Likewise.
2876 * protoize.c: Likewise.
2877 * regclass.c: Likewise.
2878 * reorg.c: Likewise.
2882 * doc/cpp.texi: Likewise.
2883 * doc/c-tree.texi: Likewise.
2884 * doc/extend.texi: Likewise.
2885 * doc/invoke.texi: Likewise.
2886 * doc/objc.texi: Likewise.
2887 * doc/tm.texi: Likewise.
2889 2001-10-08 Richard Henderson <rth@redhat.com>
2891 * varasm.c (set_named_section_flags): Initialize "declared".
2893 2001-10-08 Robert Lipe <robertlipe@usa.net>
2895 * varasm.c (struct in_named_entry): Add declared.
2896 (named_section_first_declaration): New function.
2897 (default_elf_asm_named_section): Use it.
2898 * output.h (named_section_first_declaration): New.
2900 2001-10-08 Richard Henderson <rth@redhat.com>
2902 * i386.md (movsi_xor): Export.
2903 (setcc peep2): Use it when available; add an alternative to
2904 match zero_extendhisi2_and.
2906 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2908 * romp-protos.h (romp_initialize_trampoline): New function.
2909 * romp.c (romp_initialize_trampoline): Likewise.
2910 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
2911 romp_initialize_trampoline.
2913 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2915 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
2916 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2917 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2918 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2920 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2922 * unroll.c (loop_iterations): Extend check for multiple back edges.
2924 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
2926 * langhooks.h: New file.
2927 * Makefile.in (OBJS): Added langhooks.o.
2928 (c-lang.o): Depend on langhooks.h.
2929 (c-common.o): Don't depend on tree-inline.h.
2930 (tree-inline.o): Depend on toplev.h.
2931 (langhooks.o): New rule.
2932 * c-common.c: Don't include tree-inline.h.
2933 (c_mark_lang_decl): Mark argument c as unused.
2934 (c_common_lang_init): Don't initialize hooks here.
2935 * c-lang.c: Include langhooks.h, then override some macros.
2936 (lang_hooks): Initialize with macros in langhooks.h.
2937 (c_init): Don't initialize hooks here.
2938 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
2939 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
2940 * tree-inline.c: Include toplev.h. Don't define hook variables.
2941 * tree-inline.h: Don't define hook types nor declare hook
2942 variables. Move macros to...
2943 * langhooks.c: ... new file, as functions. Adjust all callers.
2945 2001-10-08 Jeffrey A Law <law@cygnus.com>
2947 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
2948 purge_mem_unchanging_flag on all instructions, not just on those
2949 before NOTE_INSN_FUNCTION_BEG.
2951 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2953 * cppmacro.c (_cpp_create_definition): Leave comments off.
2955 * doc/cpp.texi: Update.
2957 2001-10-08 DJ Delorie <dj@redhat.com>
2959 * c-decl.c (grokfield): Make sure the only unnamed fields
2960 we're allowing are either structs or unions.
2961 * doc/extend.texi: Add documentation for the unnamed field
2964 2001-10-08 Zack Weinberg <zack@codesourcery.com>
2966 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
2967 * configure.in: Use it.
2968 * configure: Regenerated.
2969 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
2970 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
2972 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2974 * cppfiles.c (open_file): Don't mark zero-length files
2975 never-reread here. Don't output diagnostics here either.
2976 (stack_include_file): Mark them never-reread here.
2977 (_cpp_read_file): Update.
2979 2001-10-08 Richard Henderson <rth@redhat.com>
2981 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
2983 2001-10-08 Richard Henderson <rth@redhat.com>
2985 * expr.c (store_expr): When converting a CONST_INT for storage
2986 in a SUBREG, convert it to both SUBREG modes before stripping
2989 2001-10-08 Richard Henderson <rth@redhat.com>
2991 * varasm.c (restore_varasm_status): New.
2992 * function.h: Declare it.
2993 * function.c (pop_function_context_from): Call it.
2995 2001-10-08 Richard Henderson <rth@redhat.com>
2997 * c-common.h (struct c_lang_decl): Add declared_inline.
2998 * c-tree.h (DECL_DECLARED_INLINE_P): New.
2999 * c-lang.c (c_disregard_inline_limits): Use it.
3000 * c-decl.c (duplicate_decls): Likewise.
3001 (pushdecl, redeclaration_error_message): Likewise.
3002 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
3003 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
3004 Set DECL_INLINE if -finline-functions.
3005 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
3007 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3009 * cppmacro.c (funlike_invocation_p): Move some logic to caller
3010 in enter_macro_context. Create a padding token in its own context
3011 if necessary when the search for '(' fails.
3012 (enter_macro_context): Update.
3014 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3016 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
3017 genmultilib, toplev.c: Fix spelling errors of "separate" as
3018 "seperate", and corresponding spelling errors of related words.
3020 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3022 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
3023 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
3025 * c-dump.c (dump_option_value_info): Likewise.
3026 * c-format.c (format_length_info, format_char_info,
3027 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
3028 * collect2.c (names): Likewise.
3029 * cppdefault.h (default_include): Likewise.
3030 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
3031 * flow.c (life_analysis): Likewise.
3032 * gcc.c (dir_separator_str, modify_target, option_map,
3033 target_option_translations, spec_list_1, extra_specs_1,
3034 init_spec): Likewise.
3035 * gcov.c (gcov_version_string): Likewise.
3036 * genattr.c (write_units): Likewise.
3037 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
3038 * gengenrtl.c (rtx_definition, defs): Likewise.
3039 * genrecog.c (pred_table): Likewise.
3040 * global.c (global_alloc): Likewise.
3041 * lcm.c (optimize_mode_switching): Likewise.
3042 * local-alloc.c (find_free_reg): Likewise.
3043 * params.h (param_info): Likewise.
3044 * predict.c (predictor_info): Likewise.
3045 * protoize.c (unexpansion_struct): Likewise.
3046 * real.c (bmask): Likewise.
3047 * recog.h (insn_operand_data, insn_data): Likewise.
3048 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
3049 * stmt.c (expand_nl_goto_receiver): Likewise.
3050 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
3051 target_switches, target_options): Likewise.
3052 * tradcif.y (token, tokentab2, yylex): Likewise.
3053 * tree.h (attribute_spec): Likewise.
3055 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
3057 * arc.c (arc_output_function_epilogue): Likewise.
3058 * arm.c (processors, all_cores, all_architectures,
3059 arm_override_options, isr_attribute_arg, isr_attribute_args,
3060 arm_isr_value): Likewise.
3061 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
3063 * c4x.c (c4x_int_reglist): Likewise.
3064 * d30v.c (override_options): Likewise.
3065 * h8300.c (shift_insn): Likewise.
3066 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
3067 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
3068 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
3069 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
3070 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
3071 * i386.h (processor_costs, ix86_cost): Likewise.
3072 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
3073 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
3074 * m68k.c (codes_68881, codes_FPA): Likewise.
3075 * m88k.c (mode_from_align, max_from_align, all_from_align,
3076 best_from_align, m_options): Likewise.
3077 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
3078 * mcore.c (mode_from_align): Likewise.
3079 * mips/elf64.h (UNIQUE_SECTION): Likewise.
3080 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
3081 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
3082 * mips.h (mips_regno_to_class): Likewise.
3083 * ns32k.c (scales): Likewise.
3084 * pa.c (import_string, magic_milli): Likewise.
3085 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
3086 * sparc.c (leaf_reg_remap, sparc_override_options,
3087 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
3089 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
3091 2001-10-07 Dale Johannesen <dalej@apple.com>
3093 * reload1.c (reload_reg_free_p): Teach register interference
3094 checking that multiple output reloads are emitted in
3096 reload1.c (reload_reg_reaches_end_p): Ditto.
3097 reload1.c (reloads_conflict): Ditto.
3099 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3101 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
3102 NULL_TREE inside @code.
3104 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3106 * doc/gcc.texi: Document consistent style of "32-bit",
3107 "Objective-C", and "@code{NULL}".
3109 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3111 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
3112 (cpp_token_len, cpp_spell_token, cpp_output_token,
3113 _cpp_equiv_tokens): Handle it.
3114 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
3115 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
3116 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
3119 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3121 * gcc.c (default_compilers): Remove .ada.
3123 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
3125 * doc/cppinternals.texi: Update.
3127 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3129 * gcc.c (main): Set this_file_error if the appropriate
3130 compiler for a language has not been installed.
3132 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
3134 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
3136 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
3138 * gccbug.in (CATEGORIES): Add ada.
3140 2001-10-05 Catherine Moore <clm@redhat.com>
3142 * config/stormy16/stormy-abi: Document abi changes.
3143 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
3144 (ICALL_REGS): New register class.
3145 (NUM_ARGUMENT_REGISTERS): Now 6.
3146 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
3148 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
3149 * config/stormy16.md (call_internal, call_value_internal,
3150 indirect_jump): Use new 'z' constraint.
3152 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3154 * doc/cppinternals.texi: Update.
3156 2001-10-05 Richard Henderson <rth@redhat.com>
3158 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
3159 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
3160 the gas section-name-as-label feature.
3162 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3164 * doc/cppinternals.texi: Update.
3166 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3168 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
3169 to ensure valid SImode constants.
3171 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
3173 * Makefile.in (c-decl.o): Depend on tree-inline.h.
3174 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
3175 * c-decl.c: Include tree-inline.h.
3176 (c_expand_body): Call optimize_inline_calls. Determine whether
3177 a function is inlinable upfront, and only clear
3178 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
3179 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
3180 (c_disregard_inline_limits): New function.
3181 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
3182 (c_post_options): Enable tree inlining if inlining is enabled.
3183 Don't inline trees when instrumenting functions.
3184 (c_init): Initialize lang_disregard_inline_limits and
3185 lang_cannot_inline_tree_fn.
3186 * tree-inline.c (initialize_inlined_parameters): Handle calls
3187 with fewer arguments than declared parameters, and fewer
3188 parameters than passed arguments. Don't assume value is a
3190 (declare_return_variable): Convert return value back to the
3191 original type, if it was promoted.
3192 (tree_inlinable_function_p): New function.
3193 (inlinable_function_p): Don't look at DECL_INLINE if we're
3194 inlining all functions. Make it work with a NULL id.
3195 Re-check DECL_UNINLINABLE after language-specific checks.
3196 * tree-inline.h (tree_inlinable_function_p): Declare it.
3197 * integrate.c (save_for_inline): Don't bother to prepare argvec
3199 * cse.c (check_for_label_ref): Don't check deleted labels.
3201 * Makefile.in (tree-inline.o): Depend on newly-included headers.
3202 * tree-inline.c: Include headers needed for the functions moved in.
3203 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
3204 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
3205 (copy_body, initialize_inlined_parameters): Likewise.
3206 (declare_return_variable, inlinable_function_p): Likewise.
3207 (expand_call_inline, expand_calls_inline): Likewise.
3208 (optimize_inline_calls, clone_body): Likewise.
3209 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
3210 (copy_tree_r, remap_save_expr): Likewise.
3212 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
3214 * Makefile.in (OBJS): Added tree-inline.o.
3215 (c-common.o): Depend on tree-inline.h.
3216 (tree-inline.o): New target.
3217 * c-common.c: Include tree-inline.h.
3218 (c_mark_lang_decl): Don't mark saved_tree.
3219 (c_common_lang_init): Set lang_anon_aggr_type_p.
3220 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
3221 (struct c_lang_decl): Moved saved_tree to tree_decl.
3222 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
3223 * integrate.h (function_attribute_inlinable_p): Declare it.
3224 * integrate.c (function_attribute_inlinable_p): Export it.
3225 * tree-inline.c: New file. Define variables declared in...
3226 * tree-inline.h: New file. Declare functions to be moved to
3227 tree-inline.c. Define macros and declare types and hooks for
3228 language-specific tree inlining.
3229 (flag_inline_trees): Moved definition from cp/decl2.c.
3230 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
3231 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
3232 (struct tree_decl): Moved saved_tree from c_lang_decl and
3233 inlined_fns from C++'s lang_decl.
3235 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
3237 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
3238 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
3240 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
3242 * doc/cppinternals.texi: Update.
3244 2001-10-04 Eric Christopher <echristo@redhat.com>
3246 * config/mips/mips.c (init_cumulative_args): Remember to set
3248 * config.gcc: Redo linux configuration. Add target_cpu_default
3249 of soft-float to all mipsisa32 combinations and tx39.
3250 * config/mips/linux.h: Remove include of mips.h.
3252 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
3254 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
3255 HOST_LDFLAGS and HOST_CPPFLAGS.
3257 2001-10-03 Ziemowit Laski <zlaski@apple.com>
3259 * c-parse.in (objc_inherit_code, objc_pq_context,
3260 objc_public_flag): Make static.
3261 (objc_interface_context, objc_implementation_context,
3262 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
3263 global tree array in objc/objc-act.[ch].
3264 (methoddef): Remove unnecessary code.
3266 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
3267 Hoist struct definitions to objc-act.h.
3268 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
3269 cat_count): Place declaration in objc-act.h.
3270 (objc_tree_index): Move enumeration to objc-act.h.
3271 (objc_global_trees): Place declaration and macro accessors in
3273 (implementation_context): Remove duplicate; use
3274 objc_implementation_context instead:
3275 (method_context): Remove duplicate; use objc_method_context
3277 (objc_ellipsis_node, objc_method_prototype_template,
3278 implemented_classes, function_type): Move global vars to
3280 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
3281 (build_message_expr): Move actual construction of ObjC message
3282 send nodes to finish_message_expr.
3283 (finish_message_expr): New routine, contains code formerly in
3285 * objc/objc-act.h (finish_message_expr): New prototype.
3286 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
3287 declarations; these vars are now part of objc_global_trees.
3288 (objc_tree_index, objc_global_trees): Move definitions from
3290 * objc/objc-tree.def: Update copyright info.
3292 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
3294 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
3296 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
3297 only if TARGET_ARCH64.
3299 2001-10-02 Bernd Schmidt <bernds@redhat.com>
3301 * doc/extend.texi: Fix some problems with previous checkin.
3302 * doc/invoke.texi: Likewise.
3304 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
3306 * cpphash.h: Update comments.
3307 (cpp_context): Update.
3308 (spec_nodes): Remove n__Pragma.
3309 * cppinit.c (cpp_create_reader): Update.
3310 (builtin_array): Add _Pragma.
3311 * cpplib.h: Update comments.
3312 (NODE_DISABLED, BT_PRAGMA): New.
3313 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
3314 * cppmacro.c (struct cpp_macro): Remove disabled.
3315 (builtin_macro): Return int, handle _Pragma, push the new token
3316 on the context stack.
3317 (funlike_invocation_p): Unconstify, update.
3318 (enter_macro_context): Handle builtins here.
3319 (replace_args, push_token_context, push_ptoken_context):
3320 Update for prototype changes.
3321 (_cpp_pop_context): Update.
3322 (cpp_get_token): Don't handle buitins, nor _Pragma here.
3323 (cpp_sys_macro_p): Update.
3324 (_cpp_free_definition): Clear disabled flag.
3325 (_cpp_create_definition): Upate.
3326 * cppmain.c: Update comments.
3328 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
3329 Andreas Jaeger <aj@suse.de>,
3330 Jan Hubicka <jh@suse.cz>
3332 * doc/invoke.texi (i386 Options): Document x86-64 options.
3333 (i386 and x86-64 Options): Rename i386 options section.
3335 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3336 (TARGET_SWITCHES): Add -munwind-info.
3337 (MASK_NO_UNWIND_INFO): New.
3338 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3340 (ASM_OUTPUT_DOUBLE_INT): New.
3342 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3343 * config.gcc: Fix tm_file settings for x86-64.
3344 * config/i386/x86-64.h: New file with OS independent x86-64
3346 * config/i386/biarch64.h: New file used to configure compiler
3347 to biarch/64bit compilation.
3349 * config/i386/i386.c: (override_options): Set flags default
3350 for 64bit compilation.
3352 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3354 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3355 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3356 constants on x86_64.
3357 (ix86_attr_length_immediate_default): Support MODE_DI.
3358 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3360 (indirect_jump, tablejump): Turn into expander.
3362 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3364 * c-common.c (c_format_attribute_table): Make format and
3365 format_arg attributes apply to function types rather than to
3367 (is_valid_printf_arglist): Construct an attribute list and pass
3368 that to check_function_format rather than a name.
3369 * c-common.h (check_function_format): Adjust prototype.
3370 * c-decl.c (duplicate_decls): Preserve attributes from type of
3371 built-in decl when allowing for harmless conflict in types.
3372 * c-format.c (record_function_format,
3373 record_international_format, function_format_list,
3374 international_format_info, international_format_list): Remove.
3375 (function_format_info): Remove next, name and assembler_name.
3376 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3377 (decode_format_attr): New.
3378 (handle_format_attribute): Handle receiving a type rather than a
3379 decl. Call decode_format_attr. Store format information in a
3380 function_format_info.
3381 (handle_format_arg_attribute): Correct comment. Handle receiving
3382 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3384 (check_format_info_recurse, check_format_info_main): Take argument
3385 numbers as unsigned HOST_WIDE_INT.
3386 (check_function_format): Take a list of attributes from the
3387 function type rather than a name or assembler name. Check for
3388 format attributes in that list and the attributes on the type of
3389 the current function rather than looking through
3390 function_format_list.
3391 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3393 (check_format_info_recurse): Take format_arg attributes from the
3394 type of the function calls rather than using
3395 international_format_list. Allow for multiple format_arg
3397 * c-typeck.c (build_function_call): Pass type attributes to
3398 check_function_format rather than name or assembler name. Don't
3399 require there to be a name or assembler name to check formats.
3401 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3403 * attribs.c (decl_attributes): Possibly call
3404 insert_default_attributes to insert default attributes on
3405 functions in a lazy manner.
3406 * builtin-attrs.def: New file; define the default format and
3407 format_arg attributes.
3408 * c-common.c (c_format_attribute_table): Move to earlier in the
3410 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3411 (enum built_in_attribute, built_in_attributes,
3412 c_attrs_initialized, c_init_attributes,
3413 c_common_insert_default_attributes): New.
3414 (c_common_lang_init): Don't initialize format_attribute_table. Do
3415 call c_init_attributes.
3416 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3417 * c-common.h (init_function_format_info): Don't declare.
3418 (c_common_insert_default_attributes): Declare.
3419 * c-decl.c (implicitly_declare, builtin_function): Call
3421 (init_decl_processing): Don't call init_function_format_info.
3422 (insert_default_attributes): New.
3423 * c-format.c (handle_format_attribute,
3424 handle_format_arg_attribute): Be quiet about inappropriate
3425 declaration when applying default attributes.
3426 (init_function_format_info): Remove.
3427 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3428 (insert_default_attributes): Declare.
3430 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3432 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3434 2001-10-01 Jim Wilson <wilson@redhat.com>
3436 * sched-deps.c (add_dependence): When elide conditional dependence,
3437 check that insn doesn't modify cond2.
3439 2001-10-01 Dale Johannesen <dalej@apple.com>
3441 * config/rs6000/rs6000.h (enum processor_type): Add support
3442 for 7400 (G4) and 7450.
3444 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3445 (rs6000_issue_rate): Ditto.
3446 (rs6000_adjust_cost): Fix cycle counts for compares.
3447 (debug_stack_info): Fix an obvious typo.
3448 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3449 * doc/invoke.texi: Document.
3450 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3452 (PROCESSOR_DEFAULT): Ditto.
3454 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3456 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3457 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3458 later recursive make invocation.
3460 2001-10-01 Hans Boehm <boehm@acm.org>
3462 * optabs.c (emit_libcall_block): When using non-call exceptions,
3463 don't add REG_LIBCALL reg notes to trapping calls.
3465 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3467 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3468 (propagate_one_insn): Update for above change
3470 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3472 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3473 _Unwind_GetTextRelBase): Argument is unused.
3475 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3477 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3478 Loop through NOPs, placeholders, and components.
3479 Don't go through NOPs if change mode.
3480 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3481 * emit-rtl.c (set_mem_alias_set): Enable check.
3482 * expr.c (find_placeholder): New function.
3483 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3484 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3485 to modify it and avoid unneeded copies.
3486 * expr.h (expand_expr): Always define.
3487 (find_placeholder): New declaration.
3489 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3491 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3492 operand 2 is the stack pointer.
3493 ("addr-peephole"): Fix address computation peephole when operand 2
3494 is the stack pointer.
3496 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3498 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3499 (ix86_setup_incoming_varargs): Likewise.
3501 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3503 * stor-layout.c (layout_type): Don't complain about too-large
3506 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3508 * function.c (keep_stack_depressed): Don't use delete_insn.
3510 * expr.h (set_mem_alias_set): Move decl to here.
3511 * rtl.h (mem_attrs): New typedef and struct.
3512 (union rtunion_def): Add field for mem_attrs.
3513 (X0MEMATTR, MEM_ATTRS): New macros.
3514 (MEM_ALIAS_SET): Use MEM_ATTRS.
3515 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3516 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3517 (set_mem_alias_set): Delete decl from here.
3519 * alias.c (set_mem_alias_set): Delete from here.
3520 * emit-rtl.c (mem_attrs_htab): New variable.
3521 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3522 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3523 (mem_attrs_mark, get_mem_attrs): Likewise.
3524 (gen_rtx_MEM): Clear MEM_ATTRS.
3525 (set_mem_attributes): Move to here.
3526 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3527 (init_emit_once): const_int_htab now deletable htab.
3528 Initialize mem_attrs_htab.
3529 * explow.c (set_mem_attributes): Delete from here.
3530 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3531 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3532 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3533 * reload1.c (reload): Rework changing REG to MEM.
3535 2001-09-30 H.J. Lu <hjl@gnu.org>
3537 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3538 * config.in: Rebuild.
3540 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3542 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3543 ("tsthi_1"): Avoid allocation in register y.
3544 ("*movqi_68hc12"): Reorganize and fix constraints.
3545 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3546 ("addqi3"): Likewise.
3547 ("addhi3"): Fix constraints.
3548 ("*logicalhi3_zexthi"): Disparage soft registers.
3550 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3552 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3555 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3557 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3558 that we use setjmp/longjmp exceptions.
3560 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3562 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3563 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3564 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3565 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3566 (_cpp_extend_buff, BUFF_ROOM): Update.
3567 (_cpp_append_extend_buff): New.
3568 (struct cpp_reader): Remove macro_pool, add a_buff.
3569 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3571 (cpp_destroy): Free a_buff instead of macro_pool.
3572 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3573 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3574 _cpp_pool_alloc, ): Remove.
3575 (parse_number, parse_string): Update use of _cpp_extend_buff.
3576 (_cpp_extend_buff): Update.
3577 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3578 * cpplib.c (glue_header_name, parse_answer):
3579 Update use of _cpp_extend_buff.
3580 (cpp_register_pragma, cpp_register_pragma_space): Use
3582 (do_assert, do_unassert): Check for EOL, update.
3583 * cppmacro.c (stringify_arg, collect_args): Update to use
3584 _cpp_extend_buff and _cpp_append_extend_buff.
3585 (save_parameter, parse_params, alloc_expansion_token,
3586 _cpp_create_definition): Rework memory management.
3588 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3590 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3591 update md_exec_prefix.
3592 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3595 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3597 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3598 (SELECT_CC_MODE): Use s390_select_ccmode.
3599 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3600 * config/s390/s390.c (s390_select_ccmode): New.
3601 (s390_match_ccmode): Add CCLmode.
3602 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3603 (output_branch_condition, output_inverse_branch_condition): Removed.
3604 (print_operand): Use s390_branch_condition_mnemonic.
3605 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3606 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3607 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3609 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3610 when converting conditional branches to far branches.
3611 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3612 cmpint_di): Use CCSmode instead of CCUmode.
3614 * config/s390/s390.c (legitimate_la_operand_p): New.
3615 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3616 * config/s390/s390.md (movsi): Convert load address patterns to
3617 arithmetic operations when necessary.
3618 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3619 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3620 (*do_la_reg_0): Don't use before reload.
3622 * config/s390/s390.c (legitimize_address): Make more efficient
3623 use of two-register addressing mode.
3625 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3626 with -mno-backchain in some corner cases.
3628 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3630 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3632 * reload.c (find_reloads): Mark new USE insns with QImode.
3633 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3634 find_reloads_subreg_address): Likewise.
3635 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3637 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3639 (reload): Make sure there are no USEs with mode other than
3640 VOIDmode. At the end, remove those marked with QImode.
3642 2001-09-29 Per Bothner <per@bothner.com>
3644 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3645 * Makefile.in (includedir): Rename to local_includedir.
3646 (includedir): Define as $(prefix)/include.
3647 * config.in (PREFIX_INCLUDE_DIR): New variable.
3648 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3650 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3652 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3654 * doc/extend.texi (Vector Extensions): New node.
3655 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3656 i386 -mmmx, -msse, -m3dnow.
3658 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3660 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3662 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3664 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3666 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3668 2001-09-28 Richard Henderson <rth@redhat.com>
3670 * varasm.c (assemble_integer): Bound alignment check by
3673 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3675 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3677 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3679 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3681 Mostly from Graham Stott <grahams@redhat.com>
3682 * c-common.c (type_for_mode): Add support for V2SFmode.
3683 * tree.c (build_common_tree_nodes_2): Likewise.
3684 * tree.h (enum tree_index, global_trees): Likewise.
3685 * config/i386/i386.c (x86_3dnow_a): New variable.
3686 (override_options): Support 3Dnow extensions.
3687 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3688 Athlon's version of 3Dnow.
3689 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3690 (ix86_expand_builtin): Handle them.
3691 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3692 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3693 TARGET_3DNOW_A): New macros.
3694 (TARGET_SWITCHES): Add 3Dnow switches.
3695 (VALID_MMX_REG_MODE_3DNOW): New macro.
3696 (VECTOR_MODE_SUPPORTED_P): Use it.
3697 (enum ix86_builtins): Add entries for 3Dnow builtins.
3698 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3699 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3700 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3701 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3702 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3703 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3704 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3705 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3706 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3707 sfence_insn, prefetch): Make these available if TARGET_SSE or
3710 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3712 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3713 ix86_va_start, ix86_build_va_list): Declare.
3714 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3715 ix86_va_start, ix86_build_va_list): New global functions.
3716 * i386.md (sse_prologue_save_insn): New insn.
3717 (sse_prologue_save): New expander.
3718 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3719 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3721 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3723 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3724 Use size_t everywhere, make definitions consistent with
3727 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3729 * gcse.c (replace_store_insn): Use delete_insn.
3730 * loop.c (move_movables): Likewise; avoid delete_insn
3731 from clobbering notes moved elsewhere.
3732 (check_dbra_loop): Use delete_insn.
3733 * ssa.c (convert_from_ssa): Likewise.
3734 * cse.c (cse_insn): Use delete_insn.
3736 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3738 * cpphash.h (struct cpp_buff): Make unsigned.
3739 (_cpp_get_buff): Take length of size_t.
3740 (_cpp_unaligned_alloc): New.
3741 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3742 (struct cpp_reader): Remove ident_pool. Add u_buff.
3743 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3744 (cpp_destroy): Destroy u_buff, not ident_pool.
3745 * cpplex.c (parse_number, parse_string, save_comment,
3746 cpp_token_as_text): Update to use the unaligned buffer.
3747 (new_buff): Make unsigned.
3748 (_cpp_unaligned_alloc): New.
3749 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3750 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3752 (collect_args): Make unsigned.
3754 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3756 * cpplex.c (cpp_output_token): Use a putc loop for
3757 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3759 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3760 * configure, config.in: Regenerate.
3761 * system.h: Replace fwrite and fprintf with their unlocked
3762 variants if available.
3764 2001-09-27 Richard Henderson <rth@redhat.com>
3766 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3767 in favour of .eh_frame.
3769 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3771 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
3773 (LIBCALL_VALUE): Likewise.
3775 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3777 * cpphash.h: Update comment.
3778 * cpplex.c: Update comments.
3779 (_cpp_can_paste): Remove.
3780 * cpplib.h (_cpp_can_paste): Remove.
3781 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
3782 lexer rather than _cpp_can_paste.
3784 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3786 * doc/cppinternals.texi: Update.
3788 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3790 * cpphash.h (struct cpp_pool): Remove locks and locked.
3791 (struct cpp_context): Add member buff.
3792 (struct cpp_reader): Remove member argument_pool.
3793 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3794 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
3795 * cpplex.c (chunk_suitable): Remove pool argument.
3796 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
3797 (new_buff, _cpp_extend_buff): Update.
3798 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
3799 which buffer is returned.
3800 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
3801 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3802 * cppmacro.c (lock_pools, unlock_pools): Remove.
3803 (push_ptoken_context): Take a _cpp_buff.
3804 (enter_macro_context): Pool locking removed.
3805 (replace_args): Use a _cpp_buff for the replacement list with
3807 (push_token_context): Clear buff.
3808 (expand_arg): Use _cpp_pop_context.
3809 (_cpp_pop_context): Free a context's buffer, if any.
3811 2001-09-26 DJ Delorie <dj@redhat.com>
3813 * c-typeck.c (digest_init): Check for sizeless arrays.
3815 2001-09-26 Richard Henderson <rth@redhat.com>
3817 * optabs.c (init_one_libfunc): Create a dummy function type
3818 instead of using error_mark_node.
3820 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3822 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
3823 _cpp_extend_buff, _cpp_free_buff): New.
3824 (struct cpp_reader): New member free_buffs.
3825 * cppinit.c (cpp_destroy): Free buffers.
3826 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
3827 _cpp_extend_buff, _cpp_free_buff): New.
3828 * cpplib.h (struct cpp_options): Remove unused member.
3829 * cppmacro.c (collect_args): New. Combines the old parse_arg
3830 and parse_args. Use _cpp_buff for memory allocation.
3831 (funlike_invocation_p, replace_args): Update.
3833 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3835 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
3837 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
3839 * except.c (sjlj_mark_call_sites): Change address inside sequence.
3841 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
3843 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
3846 2001-09-25 Janis Johnson <janis187@us.ibm.com>
3847 Jim Wilson <wilson@redhat.com>
3849 * doc/install.texi (Specific, ia64-*-linux): Document.
3851 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3853 * Makefile.in (cfgrtl.o): Add.
3854 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3855 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3856 free_aux_for_edge): Declare.
3858 (HAVE_return): Undefine.
3859 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3860 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3861 free_aux_for_edge): New global functions.
3862 (first_delete_block): New static variable.
3863 (init_flow): Clear first_delete_block.
3864 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
3865 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
3866 try_redirect_by_replacing_jump, last_loop_beg_note,
3867 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
3868 delete_insn, delete_insn_chain, create_basic_block_structure,
3869 create_basic_block, flow_delete_block, compute_bb_for_insn,
3870 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
3871 set_block_for_new_insns, split_block, merge_blocks_nomove,
3872 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3873 redirect_edge_and_branch, force_nonfallthru_and_redirect,
3874 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
3875 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
3876 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
3877 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3878 purge_all_dead_edges): Move to ....
3879 * cfgrtl.c: New file; .... Here.
3881 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
3882 (reroder_basic_block): Use alloc_aux_for_blocks.
3883 * predict.c (estimate_bb_frequencies): Likewise; use
3884 alloc_aux_for_edges.
3885 * profile.c (compute_branch_probabilities): Likewise.
3886 (branch_prob): Likewise.
3887 * reg-stack.c (reg_to_stack): Likewise.
3889 * emit-rtl.c (emit_insns_after): Never return NULL.
3891 * basic-block.h (set_block_for_new_insns): Delete.
3892 * cfgrtl.c (set_block_for_new_insns): Delete.
3894 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
3895 calls when crossjumping.
3897 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
3898 * unroll.c (copy_loop_body): Use delete_insn.
3900 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
3901 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
3902 keep_stack_depressed): Likewise.
3903 * gcse.c (cprop_cc0_jump): Likewise.
3904 * local-alloc.c (update_equiv_regs): Likewise.
3905 * loop.c (scan_loop, loop_delete_insns): Likewise.
3906 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
3907 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
3908 delete_output_reload, delete_address_reloads_1,
3909 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
3911 * sibcall.c (replace_call_placeholder): Likewise.
3912 * cse.c (cse_insn): Likewise.
3914 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3916 From Graham Stott <grahams@redhat.com>
3917 (def_builtin): Only define builtins appropriate for target_flags. All
3919 (builtin_decsription): Add new field mask which is used to determine
3920 when to define the builtin via the macro def_builtin.
3922 (bdesc_comi): Initialise new mask fields.
3923 (bdesc_2srg): Likewise.
3924 (bdesc_1arg): Likewise.
3926 * config/i386/i386.c (ix86_init_builtins): Correct return type
3927 building v4hi_ftype_v4hi_int_int tree node.
3928 (ix86_expand_sse_comi): Fix typo swapping operands.
3929 Don't swap comparision condition, it is already swapped.
3930 (ix86_expand_sse_compare): Before swapping operands
3931 move operand 1 into new rtx and not the target rtx.
3932 Don't swap comparison condition, it is already swapped.
3933 Always check whether we need to create a new TARGET.
3935 * config/i386/i386.md: (sse_comi) Fix typos.
3936 (sse_ucomi): Likewise.
3937 (cvtss2si): Fix operand 0 contraint.
3938 (cvttss2si): Likewise.
3939 (sse_unpckhps): Fix mode for operand 2.
3940 (sse_unpcklps): Likewise.
3942 2001-09-25 Graham Stott <grahams@redhat.com>
3944 * sibcall.c (skip_copy_to_return_value): Tighten return value
3947 2001-09-24 David Edelsohn <edelsohn@gnu.org>
3949 * rs6000.c (lwa_operand): Address must be word aligned.
3951 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3953 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
3954 number has been set.
3955 (type_hash_mark): Mark type itself.
3957 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
3959 * c-lex.c (cb_def_pragma): Update.
3960 (c_lex): Update, and skip padding.
3961 * cppexp.c (lex, parse_defined): Update, remove unused variable.
3962 * cpphash.h (struct toklist): Delete.
3963 (union utoken): New.
3964 (struct cpp_context): Update.
3965 (struct cpp_reader): New members eof, avoid_paste.
3966 (_cpp_temp_token): New.
3967 * cppinit.c (cpp_create_reader): Update.
3968 * cpplex.c (_cpp_temp_token): New.
3969 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
3970 (cpp_output_token): Don't print leading whitespace.
3971 (cpp_output_line): Update.
3972 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
3973 do_include_common, do_line, do_ident, do_pragma,
3974 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
3975 parse_assertion): Update.
3976 (get_token_no_padding): New.
3977 * cpplib.h (CPP_PADDING): New.
3978 (AVOID_LPASTE): Delete.
3979 (struct cpp_token): New union member source.
3980 (cpp_get_token): Update.
3981 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
3982 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
3983 replace_args, quote_string, stringify_arg, parse_arg, next_context,
3984 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
3985 _cpp_backup_tokens, _cpp_create_definition): Update.
3986 (push_arg_context): Delete.
3987 (padding_token, push_token_context, push_ptoken_context): New.
3988 (make_string_token, make_number_token): Update, rename.
3989 (cpp_get_token): Update to handle tokens as pointers to const,
3990 and insert padding appropriately.
3991 * cppmain.c (struct printer): New member prev.
3992 (check_multiline_token): Constify.
3993 (do_preprocessing, cb_line_change): Update.
3994 (scan_translation_unit): Update to handle spacing.
3995 * scan-decls.c (get_a_token): New.
3996 (skip_to_closing_brace, scan_decls): Update.
3997 * fix-header.c (read_scan_file): Update.
3999 * doc/cpp.texi: Update.
4001 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4003 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
4004 leak by passing malloc'ed pointer to reconcat, not concat.
4006 2001-09-24 DJ Delorie <dj@redhat.com>
4008 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
4010 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
4012 * flow.c (delete_dead_jumptables): Delete jumptable if the only
4013 reference is from the literal pool.
4015 2001-09-24 Janis Johnson <janis187@us.ibm.com>
4017 * doc/install.texi (Final install): Request additional information
4018 in mail about successful builds.
4020 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4022 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
4023 initial value of return pointer register instead of value in frame-20.
4026 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4028 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
4029 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
4030 the libcall if there isn't a referenced identifier for the symbol.
4032 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4034 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
4035 non 64-bit machines. Use these as a plabel for the trampoline.
4036 (TRAMPOLINE_SIZE): Adjust size for new words.
4037 (INITIALIZE_TRAMPOLINE): Initialize new words.
4038 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
4039 pointer to the plabel in the trampoline.
4041 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4043 * pa.c (function_arg): Pass floating arguments in both general and
4044 floating registers in indirect (dynamic) calls when generating code
4045 for the 32 bit ABI and the HP assembler.
4047 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4049 * doc/install.texi: Markup fixes.
4050 Use Solaris 2, SunOS 4 as appropriate.
4051 (Specific, *-*-solaris2*): Explain this.
4052 Unconditionally warn against /usr/ucb tools.
4053 Remove Sun as warning, obsolete.
4054 Move X11 header bug workaround here, update patches.
4055 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
4056 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
4058 2001-09-23 Zack Weinberg <zack@codesourcery.com>
4060 * errors.h (warning, error, fatal, internal_error): Don't mark
4061 with ATTRIBUTE_PRINTF_n.
4062 * toplev.h (internal_error, fatal_io_error, warning, error,
4063 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
4064 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
4067 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4069 * function.c (pop_function_context_from): var_refs_queue
4070 and temp slots now in GC memory.
4071 (mark_function_status, free_after_compilation): Likewise;
4072 also struct function now in GC memory.
4073 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
4074 (combine_temp_slots): Likewise.
4075 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
4076 (prepare_function_start): Use GC memory for struct function.
4077 (mark_temp_slot): Deleted.
4078 (gcc_mark_struct_function): struct function now in GC memory.
4080 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
4081 code for division, not modulus.
4083 * rtl.def (MEM): Remove obsolete part of comment.
4085 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
4087 * c-format.c (init_function_format_info): Check __builtin_printf
4088 and __builtin_fprintf even if -ffreestanding. Check C99 functions
4091 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4093 * c-common.c (format_attribute_table): Remove decl.
4094 * tree.h (format_attribute_table, lang_attribute_table): New decls.
4095 (lang_attribute_common): Likewise.
4097 * function.c (fix_lexical_address): Use set_mem_alias_set.
4098 (expand_function_start): Likewise.
4099 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
4101 * varasm.c (output_constant): Fix unused variable warning.
4103 * attribs.c: New file, from c-common.c.
4104 (attribute_tables): Now four elements.
4105 (format_attribute_table, lang_attribute_common): New variables.
4106 (init_attributes): Reflect above changes.
4107 (handle_mode_attribute): Delete check for wider than uintmax.
4108 * c-common.c: Delete parts moved to attribs.c.
4109 (enum attrs): Deleted; unused.
4110 (c_format_attribute_table): New variable.
4111 (c_common_lang_init): Initialize format_attribute_table with it.
4112 * c-common.h (decl_attributes): Remove decl.
4113 * tree.h (decl_attribute): Move it to here.
4114 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
4115 (attribs.o): New rule.
4117 2001-09-22 Andreas Jaeger <aj@suse.de>
4119 * builtins.c (c_getstr): Remove unused variable.
4121 2001-09-21 Richard Henderson <rth@redhat.com>
4123 * reload1.c (reload): Use delete_insn instead of splatting
4126 2001-09-21 Richard Henderson <rth@redhat.com>
4128 * reload.c (push_secondary_reload): Don't check for "=" in output
4129 constraint after ""->ALL_REGS check.
4131 2001-09-21 Richard Henderson <rth@redhat.com>
4133 * predict.c (expected_value_to_br_prob): Use pc_set.
4135 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
4136 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
4138 2001-09-21 Richard Henderson <rth@redhat.com>
4140 * rtl.h (LCT_RETURNS_TWICE): New.
4141 * calls.c (emit_call_1): Set current_function_calls_setjmp for
4143 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
4144 to ECF_RETURNS_TWICE.
4145 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
4148 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
4150 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
4151 (JMP_BUF_SIZE): New.
4153 2001-09-21 Richard Henderson <rth@redhat.com>
4155 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
4158 2001-09-21 Richard Henderson <rth@redhat.com>
4160 * tree.def (FDESC_EXPR): New.
4161 * expr.c (expand_expr): Handle it.
4162 * varasm.c (initializer_constant_valid_p): Likewise.
4163 (output_constant): Likewise.
4164 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4165 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4166 (ASM_OUTPUT_FDESC): New.
4167 * doc/tm.texi: Document the new macros.
4169 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4171 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
4172 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
4173 once merging is complete.
4175 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4177 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
4179 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4181 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
4182 that would be invalid after a merge.
4184 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
4186 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
4187 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
4189 (flow_delete_insn): This one.
4190 (delete_insn_chain): Rename from ...; do not care labels.
4191 (flow_delete_insn_chain): ... this one.
4192 (flow_delete_block): Remove the insns one BB has been expunged.
4193 (merge_blocks_nomove): Likewise.
4194 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
4195 updating BB boundaries.
4196 (tidy_fallthru_edge): Likewise.
4197 (commit_one_edge_insertion): Likewise.
4198 * cfgbuild.c (find_basic_block): Likewise.
4199 (find_basic_blocks_1): Likewise.
4200 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
4201 (try_crossjump_to_edge): Likewise.
4202 (try_optimize_cfg): Likewise.
4203 * cse.c (delete_trivially_dead_insns): Likewise.
4204 * df.c (df_insn_delete): Likewise.
4205 * doloop.c (doloop_modify): Use delete_related_insns.
4206 * emit-rtl.c (try_split): Likewise.
4207 (remove_insn): Update BB boundaries.
4208 * expect.c (connect_post_landing_pads): Use delete_related_insns.
4209 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
4210 updating BB boundaries.
4211 (propagate_block_delete_insn): Likewise.
4212 (propagate_block_delete_libcall): Likewise.
4213 * function.c (delete_handlers): Use delete_related_insns.
4214 (thread_prologue_and_epilogue_insns): Likewise.
4215 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
4216 * genpeep.c (gen_peephole): Use delete_related_insns.
4217 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
4219 (find_cond_trap): Likewise.
4220 * integrate.c (save_for_inline): Use delete_related_insns.
4221 (copy_insn_list): Likewise.
4222 * jump.c (pruge_linie_number_notes): Likewise.
4223 (duplicate_loop_exit_test): Likewise.
4224 (delete_computation): Likewise.
4225 (delete_related_insn): Rename from ...; use delete_insn
4226 (delete_insn): ... this one.
4227 (redirect_jump): Use delete_related_insns.
4228 * loop.c (scan_loop): Likewise.
4229 (move_movables): Likewise.
4230 (find_and_verify_loops): Likewise.
4231 (check_dbra_loop): Likewise.
4232 * recog.c (peephole2_optimize): Likewise.
4233 * reg-stack.c (delete_insn_for_stacker): Remove.
4234 (move_for_stack_reg): Use delete_insn.
4235 * regmove.c (combine_stack_adjustments_for_block): Likewise.
4236 * reload1.c (delete_address_reloads): Use delete_related_insns.
4237 (fixup_abnormal_edges): Use delete_insn.
4238 * recog.c (emit_delay_sequence): Use delete_related_insns.
4239 (delete_from-delay_slot): Likewise.
4240 (delete_scheduled_jump): likewise.
4241 (optimize_skip): Likewise.
4242 (try_merge_delay_insns): Likewise.
4243 (full_simple_delay_slots): Likewise.
4244 (fill_slots_from_thread): Likewise.
4245 (relax_delay_slots): Likewise.
4246 (make_return_insns): Likewise.
4247 (dbr_schedule): Likewise.
4248 * rtl.h (delete_insn): Rename to delete_related_insns.
4249 (delete_insn, delete_insn_chain): New prototypes.
4250 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
4251 by df_insn_delete already.
4252 * ssa-dce.c (delete_insn_bb): Use delete_insn.
4253 * ssa.c (convert_from_ssa): Use delete_related_insns.
4254 * unroll.c (unroll_loop): Likewise.
4255 (calculate_giv_inc): Likewise.
4256 (copy_loop_body): Likewise.
4258 * i386-protos.h (ix86_libcall_value, ix86_function_value,
4259 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4260 ix86_return_in_memory, ix86_function_value): Declare.
4261 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
4262 new static valurables.
4263 (x86_64_reg_class): New enum
4264 (x86_64_reg_class_name): New array.
4265 (classify_argument, examine_argument, construct_container,
4266 merge_classes): New static functions.
4267 (optimization_options): Enable flag_omit_frame_pointer and disable
4268 flag_pcc_struct_return on 64bit.
4269 (ix86_libcall_value, ix86_function_value,
4270 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4271 ix86_return_in_memory, ix86_function_value): New global functions.
4272 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
4273 (function_arg_advance): Handle x86_64 passing conventions.
4274 (function_arg): Likewise.
4275 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
4276 (RETURN_IN_MEMORY): Move offline.
4277 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
4278 (FUNCTION_VALUE_REGNO_P): New macro.
4279 (FUNCTION_ARG_REGNO_P): Move offline.
4280 (struct ix86_args): Add maybe_vaarg.
4281 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
4282 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
4284 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
4286 * s390.md: Changed attributes for scheduling.
4287 * s390.c: (s390_adjust_cost, s390_adjust_priority)
4290 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
4292 Table-driven attributes.
4293 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
4294 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
4295 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
4296 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
4297 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
4298 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
4299 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
4300 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
4301 * tree.h (struct tree_decl): Change machine_attributes to
4303 * doc/c-tree.texi: Document that all attributes are now attached
4305 * c-common.c (add_attribute, attrtab, attrtab_idx,
4306 default_valid_lang_attribute, valid_lang_attribute): Remove.
4307 (attribute_tables, attributes_initialized,
4308 c_common_attribute_table, default_lang_attribute_table): New
4310 (handle_packed_attribute, handle_nocommon_attribute,
4311 handle_common_attribute, handle_noreturn_attribute,
4312 handle_unused_attribute, handle_const_attribute,
4313 handle_transparent_union_attribute, handle_constructor_attribute,
4314 handle_destructor_attribute, handle_mode_attribute,
4315 handle_section_attribute, handle_aligned_attribute,
4316 handle_weak_attribute, handle_alias_attribute,
4317 handle_no_instrument_function_attribute,
4318 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
4319 handle_no_limit_stack_attribute, handle_pure_attribute): New
4321 (init_attributes, decl_attributes): Rewrite to implement
4322 table-driven attributes.
4323 * c-common.h (enum attribute_flags): Move to tree.h.
4324 * c-format.c (decl_handle_format_attribute,
4325 decl_handle_format_arg_attribute): Rename to
4326 handle_format_attribute and handle_format_arg_attribute. Update
4327 for table-driven attributes.
4328 * c-common.h (decl_handle_format_attribute,
4329 decl_handle_format_arg_attribute): Remove prototypes.
4330 (handle_format_attribute, handle_format_arg_attribute): Add
4332 * c-decl.c (grokdeclarator): Handle attributes nested inside
4334 * c-parse.in (setattrs, maybe_setattrs): Remove.
4335 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4336 Update to handle nested attributes properly.
4337 (maybe_resetattrs, after_type_declarator,
4338 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4339 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4341 (make_pointer_declarator): Update to handle nested attributes
4343 * doc/extend.texi: Update documentation of limits of attributes
4344 syntax. Warn about problems with attribute semantics in C++.
4345 * target.h (struct target): Remove valid_decl_attribute and
4346 valid_type_attribute. Add attribute_table and
4347 function_attribute_inlinable_p.
4348 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4349 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4350 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4352 (TARGET_INITIALIZER): Update.
4353 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4355 (function_attribute_inlinable_p): New function. Check for the
4356 presence of any machine attributes before using
4357 targetm.function_attribute_inlinable_p.
4358 (function_cannot_inline_p): Update.
4359 * Makefile.in (integrate.o): Update dependencies.
4360 * doc/tm.texi: Update documentation of target attributes and
4361 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4362 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4364 (default_target_attribute_table,
4365 default_function_attribute_inlinable_p): New.
4366 (lookup_attribute): Update comment to clarify handling of multiple
4367 attributes with the same name.
4368 (merge_attributes, attribute_list_contained): Allow multiple
4369 attributes with the same name but different arguments to appear in
4370 the same attribute list.
4371 * tree.h (default_valid_attribute_p): Remove prototype.
4372 (struct attribute_spec): New.
4373 (default_target_attribute_table): Declare.
4374 (enum attribute_flags): Move from c-common.h. Add
4375 ATTR_FLAG_TYPE_IN_PLACE.
4376 (default_function_attribute_inlinable_p): Declare.
4377 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4378 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4379 (TARGET_ATTRIBUTE_TABLE): Define.
4380 (vms_attribute_table): New.
4381 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4382 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4383 (TARGET_ATTRIBUTE_TABLE): Define.
4384 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4385 * config/arm/arm.c (arm_valid_type_attribute_p,
4386 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4388 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4390 (TARGET_ATTRIBUTE_TABLE): Define.
4391 (arm_attribute_table, arm_handle_fndecl_attribute,
4392 arm_handle_isr_attribute): New.
4393 * config/avr/avr.c (avr_valid_type_attribute,
4394 avr_valid_decl_attribute): Remove.
4395 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4397 (TARGET_ATTRIBUTE_TABLE): Define.
4398 (avr_attribute_table, avr_handle_progmem_attribute,
4399 avr_handle_fndecl_attribute): New.
4400 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4401 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4402 (TARGET_ATTRIBUTE_TABLE): Define.
4403 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4404 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4405 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4406 (TARGET_ATTRIBUTE_TABLE): Define.
4407 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4408 h8300_handle_eightbit_data_attribute,
4409 h8300_handle_tiny_data_attribute): New.
4410 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4411 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4413 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4415 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4416 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4418 (TARGET_ATTRIBUTE_TABLE): Define.
4419 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4420 ix86_handle_regparm_attribute): New.
4421 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4422 i386_pe_valid_type_attribute_p): Remove.
4423 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4424 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4425 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4426 (TARGET_ATTRIBUTE_TABLE): Define.
4427 (ia64_attribute_table): New.
4428 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4429 interrupt_ident2, model_ident1, model_ident2): Remove.
4430 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4431 (TARGET_ATTRIBUTE_TABLE): Define.
4432 (init_idents): Update.
4433 (m32r_attribute_table, m32r_handle_model_attribute): New.
4434 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4436 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4437 (TARGET_ATTRIBUTE_TABLE): Define.
4438 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4439 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4440 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4441 (TARGET_ATTRIBUTE_TABLE): Define.
4442 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4443 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4444 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4445 (TARGET_ATTRIBUTE_TABLE): Define.
4446 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4447 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4448 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4449 (TARGET_ATTRIBUTE_TABLE): Define.
4450 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4451 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4452 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4453 (TARGET_ATTRIBUTE_TABLE): Define.
4454 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4455 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4457 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4459 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4460 (TARGET_ATTRIBUTE_TABLE): Define.
4461 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4463 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4464 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4465 (TARGET_ATTRIBUTE_TABLE): Define.
4466 (v850_attribute_table, v850_handle_interrupt_attribute,
4467 v850_handle_data_area_attribute): New.
4468 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4469 Return void. Call decl_attributes instead of
4470 valid_machine_attribute.
4472 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4474 * sh-protos.h (sh_pr_n_sets): Declare.
4475 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4476 look at the copy to determine if PR needs to be saved.
4477 sh_pr_n_sets: New function.
4478 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4479 (ALLOCATE_INITIAL_VALUE): Define.
4481 * sh.c (initial_elimination_offset):
4482 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4484 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4486 * integrate.c (allocate_initial_values): New function.
4487 * integrate.h (allocate_initial_values): Declare.
4488 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4490 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4492 * toplev.c (rest_of_compilation): To here.
4493 Call allocate_initial_values.
4494 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4496 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4498 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4500 2001-09-20 DJ Delorie <dj@redhat.com>
4502 * c-typeck.c (really_start_incremental_init): Discriminate
4503 between zero-length arrays and flexible arrays.
4504 (push_init_level): Detect zero-length arrays and handle them
4505 like fixed-sized arrays.
4506 * expr.c (store_constructor): Handle zero-length arrays and
4507 flexible arrays correctly.
4508 * doc/extend.texi: Update zero-length array notes.
4510 2001-09-20 Jim Wilson <wilson@redhat.com>
4512 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4513 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4514 for issue port conflicts.
4515 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4517 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4519 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4522 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4524 * fold-const.c (hashtab.h): Include.
4525 (int_const_binop): Remove FORSIZE arg and compute from type; all
4527 Call size_int_type_wide for all single-word constants.
4528 (size_htab_hash, size_htab_eq): New functions.
4529 (size_int_type_wide): Rework to use hash table.
4530 * ggc-common.c (hashtab.h): Include.
4531 (struct d_htab_root): New struct.
4532 (d_htab_roots): New variable.
4533 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4534 (ggc_mark_roots): Handle deletable htabs.
4535 * ggc-page.c (ggc_marked_p): New function.
4536 * ggc-simple.c (ggc_marked_p): Likewise.
4537 * ggc.h: Reformatting throughout.
4538 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4539 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4540 (type_hash_add): Allocate struct type_hash from GC memory.
4541 (mark_hash_entry, mark_type_hash): Deleted.
4542 (type_hash_marked_p, type_hash_mark): New functions.
4543 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4545 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4547 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4550 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4552 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4553 array-too-large test for signed sizetype.
4555 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4557 * i386.md (indirect_jump): Allow Pmode operand.
4558 (tablejump): LIkewise; perform expansion to 64bit mode.
4559 * i386.c (symbolic_operand): Allow 64bit PIC references.
4560 (pic_symbolic_operand): Likewise.
4561 (ix86_find_base_term): Strip the 64bit PIC references.
4562 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4563 (legitimize_pic_address): Likewise.
4564 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4565 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4567 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4569 * stringpool.c (get_identifier_with_length): New function.
4570 * tree.h (get_identifier_with_length): New prototype.
4572 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4573 David Edelsohn <edelsohn@gnu.org>
4576 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4577 already sign-extended.
4579 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4580 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4582 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4583 (output_profile_hook): Declare label_name const.
4584 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4585 to match constraints.
4587 2001-09-19 Stan Shebs <shebs@apple.com>
4589 * alias.c: Fix typos in comments.
4590 * sched-rgn.c (init_ready_list): Ditto.
4591 * unwind-dw2.c (uw_frame_state_for): Ditto.
4592 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4593 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4594 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4596 2001-09-19 Richard Henderson <rth@redhat.com>
4598 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4600 * Makefile.in (cfg.o): Depend on TM_P_H.
4602 2001-09-19 Richard Henderson <rth@redhat.com>
4604 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4605 (local_symbolic_operand): ... here.
4606 (small_symbolic_operand): Check mode.
4607 (global_symbolic_operand): New.
4608 (input_operand): Reject symbolics if explicit relocs.
4609 (call_operand): Tidy.
4610 (alpha_legitimize_address): Use movdi_er_high_g.
4611 (alpha_expand_mov): Likewise.
4612 * config/alpha/alpha-protos.h: Update.
4613 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4614 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4615 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4616 (UNSPECV_LDGP2): Remove.
4617 (all call patterns): Use 's' not 'i' for symbolic constraint.
4618 (call_osf call_value_osf): Use call_operand.
4619 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4620 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4621 (prologue_ldgp_1_er): Remove.
4622 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4623 (builtin_setjmp_receiver_er patterns): Use them.
4624 (exception_receiver_er): Likewise.
4626 2001-09-19 Richard Henderson <rth@redhat.com>
4628 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4630 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4631 and NON_LOCAL_GOTO notes.
4632 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4633 copy over CALL_INSN_FUNCTION_USAGE.
4635 2001-09-18 Catherine Moore <clm@redhat.com>
4637 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4640 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4642 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4643 new-style tm_file specification. Specify correct tm_p_file,
4644 md_file, and out_file for s390x.
4646 * config/s390/linux.h, linux64.h: Don't include other target
4647 macro header files. Now handled via tm_file.
4649 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4650 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4651 are defined before use.
4653 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4655 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4656 code generation only for Gnu assembler.
4658 2001-09-18 Catherine Moore <clm@redhat.com>
4660 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4662 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4664 * config/mips/mips.c (mips_frame_set): New.
4665 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4666 a parallel frame-related expression with a set for each register.
4668 2001-09-18 Philip Blundell <philb@gnu.org>
4670 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4673 2001-09-17 Dale Johannesen <dalej@apple.com>
4675 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4676 * config/rs6000/aix.h (FIXED_R2): Define.
4677 * config/rs6000/darwin.h (FIXED_R2): Define.
4678 * config/rs6000/sysv4.h (FIXED_R2): Define.
4680 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4682 * except.c (dw2_build_landing_pads): New local
4683 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4684 barrier after clobbers. Fixes c++/4012.
4686 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4688 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4690 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4692 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4693 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4695 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4697 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4700 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4702 * cpphash.h (_cpp_lex_direct): New.
4703 * cpplex.c (_cpp_lex_token): Update.
4704 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4705 and increment that pointer.
4706 * cppmacro.c (alloc_expansion_token): New.
4707 (lex_expansion_token): Lex macro expansion directly into
4710 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4712 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4714 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4716 * basic-block.h (free_bb_for_insn): Declare.
4717 * bb-reorder.c (label_for_bb): Use block_label.
4718 (emit_jump_to_block_after): Remove.
4719 (insert_intra_1): Do not update block_for_insn.
4720 (insert_inter_bb_scope_notes): Likewise; update bb->end
4721 * cfg.c (free_bb_for_insn): New.
4722 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4723 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4724 (commit_one_edge_insertion): Likewise.
4725 (commit_one_edge_insertion): Do not update BB boundary.
4726 (commit_edge_insertions): Do not call compute_bb_for_insn.
4727 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4728 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4729 (merge_blocks_move_successor_nojumps): Likewise.
4730 (try_crossjump_to_edge): Do not update block_for_insn.
4731 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4732 * df.c (df_pattern_emit_later): Do not update BB boundary.
4733 (df_jump_pattern_emit_after): Likewise.
4734 (df_insn_move_before): Use emit_insn_before.
4735 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4737 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4738 boundaries and basic_block_for_insn.
4739 (reorder_insns_nobb): Rename from reorder_insns.
4740 (reorder_insns): New.
4741 (emit_block_insn_before, emit_block_insn_after): Kill.
4742 * flow.c (check_function_return_warnings): Do not call
4743 compute_bb_for_insn; Do not free basic_block_for_insn.
4744 (attempt_auto_inc): Do not update basic_block_for_insn.
4745 * function.c (emit_return_into_block): Likewise;
4746 do not update BB boundaries.
4747 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4748 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4749 (pre_insert_copy_insn): Likewise.
4750 (update_ld_motion_notes): Likewise.
4751 (insert_insn_start_bb): Likewise.
4752 (replace_store_insn): Likewise.
4753 * ifcvt.c (noce_process_if_block): Likewise.
4754 (if_convert): Do not call compute_bb_for_insn.
4755 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4756 Use emit_insn_before and emit_insn_after.
4757 * recog.c (split_all_insns): Do not update BB boundaries;
4758 Do not call compute_bb_for_insn.
4759 (peephole2_optimize): Do not update BB boundaries.
4760 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4762 (emit_swap_insn): Likewise.
4763 (convert_regs_1): Likewise.
4764 * reload1.c (reload): Call compute_bb_for_insn.
4765 * rtl.h (reorder_insns_nobb): Declare.
4766 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4767 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4768 at places CFG is invalidated; do not call compute_bb_for_insn.
4770 * cfg.c (expunge_block): Invalidate BB structure.
4772 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
4775 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
4777 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4779 * cpphash.h (_cpp_lex_token): Update prototype.
4780 * cpplex.c (_cpp_lex_token): New prototype.
4781 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
4782 lex_macro_node, read_flag, do_pragma_poison): Update.
4783 * cppmacro.c (cpp_get_token, parse_params,
4784 lex_expansion_token): Update.
4786 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4788 * cppmain.c (scan_translation_unit): Don't worry about
4789 putting a space after hashes.
4790 * cpplib.c (directive_diagnostics): New.
4791 (_cpp_handle_directive): Update to use directive_diagnostics.
4792 (run_directive): Don't toggle prevent_expansion.
4793 (do_line): Backup in case of the line extension.
4794 * cpplib.h (cpp_lexer_pos): Remove.
4795 * cppmacro.c (_cpp_create_definition): Precede a leading #
4798 2001-09-15 Richard Henderson <rth@redhat.com>
4800 * c-typeck.c (comptypes): Handle zero-length arrays properly.
4802 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4804 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
4806 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4808 PR preprocessor/3571
4809 * tradcpp.c (handle_directive): Skip non-vertical space.
4811 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4813 * cppmain.c (setup_callbacks): Set line callback only
4814 if outputting preprocessed source.
4816 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4818 * collect2.c (main): Const-ification.
4819 * gcc.c (translate_options, process_command): Use xstrdup in
4820 lieu of xmalloc/strcpy.
4821 (main): Use concat in lieu of xmalloc/strcpy/strcat.
4823 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4825 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
4828 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4830 * scan-decls.c (scan_decls): Fix typo.
4832 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4834 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
4835 Split mlstring_pos into mls_line and mls_col.
4836 * cppinit.c (cpp_create_reader): Initialize line to 1.
4837 (cpp_destroy): Free tokenruns.
4838 (push_include): Don't update lexer_pos.
4839 * cpplex.c (unterminated, parse_string): Update.
4840 (lex_token): Don't update lexer_pos, update.
4841 * cpplib.c (if_stack): Save line instead of line + col.
4842 (start_directive, _cpp_do__Pragma, do_else, do_elif,
4843 push_conditional, _cpp_pop_buffer): Update.
4844 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
4845 (_cpp_create_definition): Update.
4847 2001-09-15 Eric Christopher <echristo@redhat.com>
4849 * config/mips/abi64.h: Add support for MEABI.
4851 2001-09-15 Eric Christopher <echristo@redhat.com>
4853 * config/mips/mips.md: Add unspec #2.
4855 (reload_outdi): Ditto.
4856 (reload_outsi): Ditto.
4859 2001-09-15 Eric Christopher <echristo@redhat.com>
4860 Jason Eckhardt <jle@redhat.com>
4862 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
4863 * config/mips/isa32-linux.h: New file.
4864 * config/mips/isa3264.h: Ditto.
4865 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
4866 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
4867 (output_block_mode): Support MEABI.
4868 (function_arg): Ditto. Fix floating point arg passing.
4869 (mips_va_start): Ditto.
4870 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
4872 (mips_asm_file_start): Add new section to pass abi to gdb.
4873 (function_arg_pass_by_reference): Support MEABI.
4874 (mips_parse_cpu): Support mips32 and mips64 processors.
4875 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
4876 TARGET_MIPS5KC. Support isa32 and isa64.
4877 (processor_type): Add r4kc, r5kc, r20kc.
4878 (GENERATE_MULT3_SI): New.
4879 (GENERATE_MULT3_DI): Ditto.
4880 (GENERATE_MULT3): Remove.
4881 (ISA_HAS_64BIT_REGS): Add isa == 64.
4882 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
4883 (ISA_HAS_MADD_MSUB): New.
4884 (ISA_HAS_CLZ_CLO): Ditto.
4885 (ISA_HAS_DCLZ_DCLO): Ditto.
4886 (ABI_GAS_ASM_SPEC): New.
4887 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
4890 (SUBTARGET_CC1_SPEC): Ditto.
4891 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
4892 (PAD_VARARGS_DOWN): Support MEABI.
4893 (HARD_REGNO_NREGS): Move to mips.c.
4894 (ASM_OUTPUT_IDENT): Add #undef.
4895 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
4896 (mulsi3): Use GENERATE_MULT3_SI.
4897 (mulsi3_mult3): Ditto. Support mips32, mips64.
4898 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
4899 (mul_sub_si): New pattern.
4900 (unnamed splitters): New.
4901 (muldi3): Use GENERATE_MULT3_DI.
4902 (muldi3_internal2): Ditto.
4903 (movdicc): Support mips32.
4904 * config/mips/t-isa3264: New file.
4906 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
4908 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
4909 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
4910 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
4912 * reorg.c (fill_slots_from_thread): After call to
4913 steal_delay_list_from_target, update own_thread as new_thread may
4916 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
4918 * cpperror.c (print_location): Take line and column, for
4919 default positioning use the previously lexed token.
4920 (_cpp_begin_message): Take line and column.
4921 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4922 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4923 * cpphash.h (_cpp_begin_message): Update prototype.
4924 * cppinit.c (push_include): Don't set output line.
4925 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
4926 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
4927 (do_pragma): Kludge for front ends. Don't expand macros at all.
4928 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
4929 (struct cpp_token): Remove output_line.
4930 (struct cpp_callbacks): New member line_change.
4931 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
4932 cpp_get_token): Preserve BOL flag.
4933 (cpp_get_line): Remove.
4934 (_cpp_backup_tokens): Remove useless abort().
4935 * cppmain.c (cb_line_change): New.
4936 (scan_translation_unit): Don't worry about starting new lines here.
4937 * scan-decls.c (scan_decls): Update.
4938 * c-lex.c (c_lex, init_c_lex): Update.
4939 (cb_line_change, src_lineno): New.
4941 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
4943 * tree.c (append_random_chars): Generate the random
4944 characters in a reproducable fashion.
4946 2001-09-14 Richard Henderson <rth@redhat.com>
4948 * config/i386/i386.c (internal_label_prefix): New.
4949 (internal_label_prefix_len): New.
4950 (override_options): Set them.
4951 (local_symbolic_operand): New.
4952 (legitimate_pic_address_disp_p): Use it.
4953 (legitimize_pic_address): Likewise.
4955 2001-09-14 Marc Espie <espie@openbsd.org>
4957 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
4960 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4962 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
4963 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
4965 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
4967 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
4968 invocation of SUBREG_REGNO_OFFSET.
4970 * haifa-sched.c: Fix typo in FSF copyright statement.
4971 * sched-deps.c: Fix typo in FSF copyright statement.
4972 * sched-ebb.c: Fix typo in FSF copyright statement.
4973 * sched-rgn.c: Fix typo in FSF copyright statement.
4974 * sched-vis.c: Fix typo in FSF copyright statement.
4976 * config.gcc: Move inclusion of arm elf specific header files
4977 from the files themselves into the tm_file variable. Make
4978 sure that elfos.h is included before target specific elf
4980 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
4982 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
4983 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
4984 ASM_OUTPUT_CASE_LABEL): Protect definition.
4985 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
4986 not already defined.
4987 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
4988 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
4989 Remove duplicate definition.
4990 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
4991 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
4992 (RDATA_SECTION_FUNCTION): Remove redundant definition.
4993 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
4994 Remove inclusion of arm/elf.h.
4995 * config/arm/unknown-elf.h: as for conix-elf.h.
4996 (STARTFILE_SPEC): Include crti.o and crtn.o.
4997 * config/arm/linux-elf.h: as for conix-elf.h.
4998 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
4999 * config/arm/strongarm-elf.h: Remove inclusion of
5001 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
5002 * config/arm/unknown-elf-oabi.h: Remove inclusion of
5003 unknown-elf.h and elf.h.
5004 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
5005 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
5006 ASM_WEAKEN_LABEL): Remove redundant definition.
5007 * config/arm/elf.h: Test for inclusion of elfos.h
5008 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
5009 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
5010 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
5011 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
5012 redundant definition.
5013 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
5014 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
5015 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
5016 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
5017 Add rules to build crti.o and crtn.o
5018 * crti.asm: New file.
5019 * crtn.asm: New file.
5021 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
5023 * c-parse.in (_yylex): Use _cpp_backup_tokens.
5024 * cpphash.h (struct tokenrun): Add prev.
5025 (struct lexer_state): Remove bol.
5026 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
5027 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
5029 * cppinit.c (cpp_create_reader): Don't set bol.
5030 (cpp_destroy): Don't free lookaheads.
5031 * cpplex.c (lex_directive): Remove.
5032 (next_tokenrun): Update.
5033 (_cpp_lex_token): Clean up logic.
5034 (lex_token): Update to return a pointer to lexed token, since it
5035 can move to the start of the buffer. Simpify newline handling.
5036 * cpplib.c (SEEN_EOL): Update.
5037 (skip_rest_of_line): Remove lookahead stuff.
5038 (end_directive): Line numbers are already incremented. Revert
5039 to start of lexed token buffer if we can.
5040 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
5041 parse_answer): Use _cpp_backup_tokens.
5042 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
5043 instead. Don't check for EOL.
5044 (do_include_common, do_line, do_pragma_system_header): Use
5046 * cpplib.h (BOL, _cpp_backup_tokens): New.
5047 * cppmacro.c (save_lookahead_token, take_lookahead_token,
5048 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
5049 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
5050 (builtin_macro): Don't use cpp_get_line.
5051 (cpp_get_line): Short term kludge.
5052 (parse_arg): Handle directives in arguments here. Back up when
5053 appropriate. Store EOF at end of argument list.
5054 (funlike_invocation_p): Use _cpp_backup_tokens.
5055 (push_arg_context): Account for EOF at end of list.
5056 (cpp_get_token): Remove lookahead stuff. Update.
5058 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5060 * c-parse.in (yyerror): Const-ification and/or static-ization.
5061 * c-typeck.c (push_member_name): Likewise.
5062 * collect2.c (main): Likewise.
5063 * dbxout.c (dbxout_parms): Likewise.
5064 * diagnostic.c (format_with_decl): Likewise.
5065 * dwarf2out.c (output_ranges): Likewise.
5066 * dwarfout.c (fundamental_type_code): Likewise.
5067 * except.c (dw2_output_call_site_table): Likewise.
5068 * gcc.c (do_spec_1): Likewise.
5069 * genopinit.c (optabs): Likewise.
5070 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
5071 gen_declaration_1, handle_impent): Likewise.
5072 * protoize.c (default_include, in_system_include_dir, abspath):
5074 * sched-vis.c (visualize_stall_cycles): Likewise.
5075 * sdbout.c (plain_type_1, sdbout_end_function,
5076 sdbout_end_epilogue): Likewise.
5077 * varasm.c (decode_reg_name): Likewise.
5079 * 1750a.c (mod_regno_adjust): Likewise.
5080 * alpha.c (alpha_write_one_linkage,
5081 unicosmk_output_default_externs): Likewise.
5082 * arm.c (arm_condition_codes): Likewise.
5083 * arm.h (arm_condition_codes): Likewise.
5084 * avr.c (output_movsisf, encode_section_info): Likewise.
5085 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
5087 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5088 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5089 * m88k.c (output_function_profiler): Likewise.
5090 * mips.c (mips_output_conditional_branch): Likewise.
5091 * ns32k.c (ns32k_out_reg_names): Likewise.
5092 * ns32k.h (ns32k_out_reg_names): Likewise.
5093 * pj.c (pj_output_rval): Likewise.
5094 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
5095 * sparc.c (sparc_flat_function_prologue,
5096 sparc_flat_function_epilogue): Likewise.
5098 2001-09-13 Markus Werle <numerical.simulation@web.de>
5099 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5101 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
5102 Aachen University of Technology".
5104 2001-09-13 Andreas Schwab <schwab@suse.de>
5106 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
5109 2001-09-13 Richard Henderson <rth@redhat.com>
5111 * config/alpha/alpha.c (small_symbolic_operand): New.
5112 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
5113 (some_operand, input_operand): Don't handle HIGH.
5114 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
5115 (alpha_expand_mov): Likewise.
5116 (print_operand) [H]: Just print HIGH symbol.
5117 (print_operand_address): Handle small data.
5118 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
5119 (TARGET_SWITCHES): Add -msmall-data/large-data.
5120 (PIC_OFFSET_TABLE_REGNUM): New.
5121 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
5122 (PREDICATE_COES): Update.
5123 * config/alpha/alpha.md (adddi_er_high): New.
5124 (adddi_er_low): Handle small data.
5125 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
5126 prefer .sdata to .rodata.
5127 (SELECT_RTX_SECTION): Likewise.
5129 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
5131 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
5132 defining __size_t and leaving size_t undefined.
5134 2001-09-12 Diego Novillo <dnovillo@redhat.com>
5136 * basic-block.h (expunge_block): Declare.
5137 * cfg.c (expunge_block): Remove static declaration.
5139 2001-09-12 Richard Henderson <rth@redhat.com>
5141 * integrate.c (copy_insn_list): Copy label name from
5142 NOTE_INSN_DELETED_LABEL.
5144 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5146 * c-common.c (c_tree_code_name): Const-ification.
5147 * c-decl.c (c_decode_option): Likewise.
5148 * c-typeck.c (warn_for_assignment): Likewise.
5149 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
5151 * cppinit.c (output_deps): Likewise.
5152 * dependence.c (dependence_string, direction_string): Likewise.
5153 * dwarf2out.c (output_ranges): Likewise.
5154 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
5155 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
5156 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
5157 standard_startfile_prefix, standard_startfile_prefix_1,
5158 standard_startfile_prefix_2, tooldir_base_prefix,
5159 standard_bindir_prefix, find_a_file): Likewise.
5160 * genattrtab.c (make_length_attrs): Likewise.
5161 * gencheck.c (tree_codes): Likewise.
5162 * genemit.c (gen_split): Likewise.
5163 * genrecog.c (special_mode_pred_table): Likewise.
5164 * graph.c (graph_ext): Likewise.
5165 * protoize (default_include): Likewise.
5166 * reload.c (reload_when_needed_name): Likewise.
5167 * sched-vis.c (visualize_stall_cycles): Likewise.
5168 * tlink.c (recompile_files): Likewise.
5169 * toplev.c (decode_g_option): Likewise.
5170 * tradcpp.c (output_deps): Likewise.
5171 * varasm.c (decode_reg_name): Likewise.
5173 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
5176 * avr.c (avr_regnames, encode_section_info): Likewise.
5177 * c4x.c (float_reg_names): Likewise.
5178 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
5179 * elfos.h (const_section): Likewise.
5180 * i386.c (ix86_comp_type_attributes): Likewise.
5181 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
5182 * ia64/aix.h (UNIQUE_SECTION): Likewise.
5183 * ia64.c (type_names): Likewise.
5184 * m68hc11.c (reg_class_names): Likewise.
5185 * m88k.c (m_options): Likewise.
5186 * mips.c (mips_output_conditional_branch, mips_unique_section):
5188 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5189 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
5190 ultra_code_names): Likewise.
5191 * sparc.h (OVERRIDE_OPTIONS): Likewise.
5193 2001-09-12 Jakub Jelinek <jakub@redhat.com>
5195 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
5196 Use --fatal-warnings option for gas.
5197 * configure: Rebuilt.
5199 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5201 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
5203 2001-09-11 Jim Wilson <wilson@redhat.com>
5205 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
5207 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5209 * builtins.c (c_strlen): Treat an offset too large for a
5210 HOST_WIDE_INT as out of range.
5212 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
5214 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
5215 (EDGE_CRITICAL_P): New predicate.
5216 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
5218 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
5219 (dump_edge_info): Remove "crit".
5220 * cfganal.c (mark_critical_edges): Kill.
5221 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
5222 * cfgcleanup.c (cleanup_cfg): Likewise.
5223 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
5224 (find_spanning_tree): Likewise.
5225 * reg-stack.c (convert_regs_1): Likewise.
5226 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
5228 * basic-block.h (create_basic_block_structure): New.
5229 (create_basic_block): Update prototype.
5230 (force_nonfallthru): New.
5231 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
5232 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
5233 handle updating of block_for_insn, creating of empty BBs and BBs at
5234 the end of INSN chain.
5235 (create_basic_block): New function.
5236 (split_block): Use create_basic_block.
5237 (force_nonfallthru_and_redirect): Break out from ...; cleanup
5238 (redirect_edge_and_branch_force): ... here.
5239 (force_nonfallthru): New.
5240 (split_edge): Rewrite to use force_nonfallthru and create_block.
5241 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
5242 (find_basic_blocks): Free basic_block_for_insn.
5243 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
5245 * cfg.c: Fix formating.
5246 * cfgcleanup.c: Fix formating.
5247 (merge_blocks, tail_recursion_label_p): Return bool.
5248 (merge_blocks_move_predecessor_nojumps,
5249 merge_blocks_move_successor_nojumps): Return void.
5251 2001-09-11 Jakub Jelinek <jakub@redhat.com>
5253 * configure.in: Check whether assembler supports section merging.
5254 * config.in: Rebuilt.
5255 * configure: Rebuilt.
5256 * varasm.c (variable_section, output_constant_pool): Pass alignment
5257 to SELECT_SECTION and SELECT_RTX_SECTION.
5258 (mergeable_string_section): New.
5259 (mergeable_constant_section): New.
5260 (default_elf_asm_named_section): Output SECTION_MERGE and
5261 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5262 * output.h (mergeable_string_section): New.
5263 (mergeable_constant_section): New.
5264 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
5265 * toplev.c (flag_merge_constants): New.
5266 (f_options): Add -fmerge-constants and -fmerge-all-constants
5268 (toplev_main): Default to -fno-merge-constants if not optimizing.
5269 * flags.h (flag_merge_constants): Add extern.
5270 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
5271 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
5273 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
5274 Define if assembler has working .subsection -1 support.
5275 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
5276 Put constant into special SHF_MERGE sections if the linker should
5277 attempt to merge duplicates.
5278 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
5280 Put constant into special SHF_MERGE sections if the linker should
5281 attempt to merge duplicates.
5282 * config/alpha/elf.h: Likewise.
5283 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
5284 has working .subsection -1 support.
5285 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
5287 * config/svr3.h: Likewise.
5288 * config/darwin.h: Likewise.
5289 * config/arm/aof.h: Likewise.
5290 * config/arm/linux-elf.h: Likewise.
5291 * config/avr/avr.h: Likewise.
5292 * config/c4x/c4x.h: Likewise.
5293 * config/d30v/d30v.h: Likewise.
5294 * config/i386/dgux.h: Likewise.
5295 * config/i386/osfrose.h: Likewise.
5296 * config/i386/sco5.h: Likewise.
5297 * config/i386/svr3gas.h: Likewise.
5298 * config/ia64/aix.h: Likewise.
5299 * config/m32r/m32r.h: Likewise.
5300 * config/m68k/m68k.h: Likewise.
5301 * config/m88k/dgux.h: Likewise.
5302 * config/m88k/m88k.h: Likewise.
5303 * config/mcore/mcore-pe.h: Likewise.
5304 * config/mips/mips.h: Likewise.
5305 * config/pa/pa.h: Likewise.
5306 * config/pa/pa-linux.h: Likewise.
5307 * config/romp/romp.h: Likewise.
5308 * config/rs6000/sysv4.h: Likewise.
5309 * config/rs6000/xcoff.h: Likewise.
5310 * config/s390/linux.h: Likewise.
5311 * config/sparc/sparc.h: Likewise.
5312 * config/sparc/sysv4.h: Likewise.
5313 * config/stormy16/stormy16.h: Likewise.
5314 * config/v850/v850.h: Likewise.
5315 * config/vax/vms.h: Likewise.
5316 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
5317 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5318 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
5319 default_elf_asm_named_section for SHF_MERGE sections.
5321 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5323 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
5326 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
5328 * c-common.c (split_specs_attrs): Allow for empty attributes with
5329 empty TREE_PURPOSE. Fixes PR c/4294.
5331 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
5333 * basic-block.h (cached_make_edge, make_single_succ): New.
5334 (make_edge): Remove first parameter.
5335 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5336 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5337 created edge; use obstack allocation.
5338 (make_edge, make_single_succ_edge): New.
5339 (first_removed_edge): New static variable.
5340 (init_flow): Initialize first_removed_edge and n_edges.
5341 (clear_edges): Use remove_edge.
5342 (flow_delete_block): Likewise.
5343 (remove_edge): Add removed edges to the removed edges list.
5344 (split_block, redirect_edge_and_branch_force, split_edge):
5346 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5347 (add_noreturn_fake_exit_edges): Likewise.
5348 (connect_infinite_loops_to_exit): Liekwise.
5349 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5350 Use cached_make_edge.
5351 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5352 * profile.c (branch_prob): Update make_edge call.
5353 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5355 2001-09-11 Richard Henderson <rth@redhat.com>
5357 * config/alpha/alpha.c: Tidy formatting.
5358 (local_symbolic_operand): Verify mode.
5359 (alpha_sa_mask): Ignore unicos for eh_return.
5360 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5361 * config/alpha/alpha.md (umk divsi patterns): Remove.
5362 (extendsfdf2): Remove unicos check.
5363 (tablejump): Merge vms and unicos code; always use direct set
5366 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5368 * config.gcc (alpha*-*-unicosmk*): New target.
5370 * config/alpha/alpha-protos.h (symbolic_operand,
5371 unicosmk_add_call_info_word, unicosmk_add_extern,
5372 unicosmk_defer_case_vector, unicosmk_unique_section,
5373 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5374 unicosmk_asm_file_start, unicosmk_asm_file_end,
5375 unicosmk_output_common): Declare.
5377 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5378 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5379 alpha_does_function_need_gp, alpha_end_function): Support Cray
5381 (alpha_init_machine_status, alpha_mark_machine_status,
5382 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5383 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5384 unicosmk_asm_named_section, unicosmk_insert_attributes,
5385 unicosmk_section_type_flags, symbolic_operand,
5386 unicosmk_output_module_name, unicosmk_output_default_externs,
5387 unicosmk_output_dex, unicosmk_output_externs,
5388 unicosmk_output_addr_vec, unicosmk_ssib_name,
5389 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5390 unicosmk_asm_file_end, unicosmk_output_common,
5391 unicosmk_section_type_flags, unicosmk_unique_section,
5392 unicosmk_add_call_info_word, unicosmk_text_section,
5393 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5394 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5395 unicosmk_dex_count, unicosmk_special_name): New.
5396 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5397 TARGET_ABI_UNICOSMK.
5398 (get_aligned_mem, alpha_expand_unaligned_load,
5399 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5400 alpha_expand_unaligned_store_words): Support big-endian mode.
5401 (print_operand): Likewise. New format specifier 't'. Use
5402 TARGET_AS_SLASH_BEFORE_SUFFIX.
5403 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5404 (alpha_pv_save_size): Update with above change.
5405 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5406 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5409 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5410 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5411 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5412 (EXTRA_CONSTRAINT): New constraint 'U'.
5413 (PREDICATE_CODES): Add symbolic_operand.
5415 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5416 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5417 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5418 (integer division and modulus patterns): Split in default and
5420 (*divmodsi_internal, *divmoddi_internal): Disable for
5421 TARGET_ABI_UNICOSMK.
5422 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5423 little-endian and big-endian versions.
5424 (ext, ins, msk): Likewise.
5425 (extv, extzv, insv): Support big-endian mode.
5426 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5427 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5428 *tablejump_umk_internal, *call_value_umk): New.
5429 (*movdi_nofix): Add pattern for loading an address into a register on
5430 TARGET_ABI_UNICOSMK.
5431 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5432 (umk_mismatch_args, arg_home_umk): New.
5433 (various insns): Don't use mov, fmov, nop, fnop and unop.
5434 (realign): Support TARGET_ABI_UNICOSMK.
5436 * config/alpha/unicosmk.h: New file.
5437 * config/alpha/t-unicosmk: New file.
5439 * fixinc/inclhack.def (unicosmk_restrict): New.
5440 * fixinc/fixincl.x: Regenerate.
5442 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5443 (wchar_t): Check for and define __WCHAR_T__.
5445 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5447 * combine.c (simplify_shift_const): Treat shifts by the mode
5450 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5452 * cpphash.h (struct tokenrun): New.
5453 (struct cpp_context): New member bol.
5454 (struct cpp_reader): New members.
5455 (_cpp_init_tokenrun): New.
5456 * cppinit.c (cpp_create_reader): Set up the token runs.
5457 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5458 (lex_token): New internalised version of _cpp_lex_token. Don't
5459 handle directives or the multiple include opimisation here any
5460 more. Simply lex a token.
5461 * cpplib.c (run_directive): Clear bol.
5462 (_cpp_pop_buffer): Set bol.
5463 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5466 2001-09-11 Michael Meissner <meissner@redhat.com>
5468 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5469 give an error if the user uses -mfp32.
5470 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5472 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5473 floating point register size.
5474 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5476 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5477 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5479 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5480 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5482 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5484 * dbxout.c (dbxout_parms): Fix typo in comment.
5485 * unroll.c (loop_find_equiv_value): Ditto.
5486 * toplev.c (rest_of_compilation): Ditto.
5487 * loop.c (scan_loop): Ditto.
5488 * dwarf2out.c (struct dw_fde_struct): Ditto.
5490 2001-09-10 Zack Weinberg <zackw@panix.com>
5492 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5493 copying identifier when we're just going to throw it away.
5494 (parse_identifier_slow): New routine to handle abnormal cases.
5495 (_cpp_lex_token): Update call site.
5497 * hashtable.c (ht_lookup): Don't assume that the string we've
5498 been given is NUL-terminated.
5499 * system.h: #define __builtin_expect(a, b) to (a) if not
5502 2001-09-10 Michael Meissner <meissner@redhat.com>
5504 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5507 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5509 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5511 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5513 * builtins.c (c_getstr): Correct thinko in last change and further
5516 2001-09-10 Tim Freeman <tim@fungibole.com>
5518 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5519 into varray's and register them as roots with the garbage
5520 collector so they are not collected too soon.
5522 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5524 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5526 * basic-block.h (flow_obstack, label_value_list,
5527 tail_recursion_label_list): Declare
5528 (tidy_fallthru_edges): Declare.
5529 (expunge_block, last_loop_beg_note): Delete.
5530 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5532 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5533 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5534 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5535 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5536 expunge_block, flow_delete_block, compute_bb_for_insn,
5537 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5538 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5539 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5540 try_redirect_by_replacing_jump, last_loop_beg_note,
5541 redirect_edge_and_branch, redirect_edge_and_branch_force,
5542 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5543 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5544 commit_edge_insertions, dump_flow_info, debug_flow_info,
5545 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5546 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5547 Move here from flow.c
5548 * cfganal.c: New file.
5549 (forwarder_block_p, can_fallthru, mark_critical_edges,
5550 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5551 find_unreachable_blocks, create_edge_list, free_edge_list,
5552 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5553 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5554 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5555 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5556 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5557 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5558 Move here from flow.c
5559 * cfgbuild.c: New file
5560 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5561 make_edges, find_basic_blocks_1, find_basic_blocks,
5562 find_sub_basic_blocks): Move here from flow.c
5563 * cfgcleanup.c: New file.
5564 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5565 merge_blocks_move_predecessor_nojumps,
5566 merge_blocks_move_successor_nojumps, merge_blocks,
5567 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5568 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5569 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5571 * cfgloop.c: New file
5572 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5573 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5574 flow_loop_exit_edges_find, flow_loop_nodes_find,
5575 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5576 flow_loop_tree_node_add, flow_loops_tree_build,
5577 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5578 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5579 Move here from flow.c
5580 * flow.c: Remove everything moved elsewhere
5581 * output.h (cleanup_cfg): Return bool.
5583 * bb-reorder.c (reorder_block_def): Remove 'index'.
5584 (insert_intra_1): Add argument BB, set block for new note.
5585 (make_reorder_chain): Do not depdent on BB indexes.
5586 (make_reorder_chain_1): Do not use BB indexes.
5587 (label_for_bb): Likewise; set BB for new insn.
5588 (emit_jump_to_block_after): Likewise.
5589 (fixup_reoder_chain): Sanity check that all basic blocks
5590 are chained; verify newly created insn chain; remove
5591 undocnitional jump simplifying; Do not use BB indexes;
5592 properly initialize count and frequency information;
5593 dump reordered sequence.
5594 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5595 (insert_inter_bb_scope_notes): Set block for new insn.
5596 (reorder_basic_blocks): Dump flow info before reoredering.
5598 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5600 * alias.c (clear_reg_alias_info): Use K&R format definition.
5601 Avoid unsigned warning.
5602 * builtins.c: Use "unsigned int", not "unsigned".
5603 (target_char_cast): Use host_integerp and tree_low_cst.
5604 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5605 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5606 (c_getstr): Likewise.
5607 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5608 (builtin_memcpy_read_str): Avoid unsigned warning.
5609 (expand_builtin_memcpy): Alignments are unsigned.
5610 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5611 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5612 * predict.c (expensive_function_p): LIMIT now unsigned.
5613 * resource.c (mark_target_live_regs): Make some vars unsigned.
5614 * sdbout.c: Use "unsigned int", not "unsigned".
5615 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5616 (sdbout_source_line): Likewise.
5617 (sdbout_record_type_name): Remove "const" for NAME declaration.
5618 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5620 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5622 * calls.c (store_one_arg): Expand comment.
5624 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5626 * calls.c (store_one_arg): Make sure that the entire argument is
5627 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5629 2001-09-09 Richard Henderson <rth@redhat.com>
5631 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5633 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5635 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5637 2001-09-09 Richard Henderson <rth@redhat.com>
5639 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5640 (alpha_this_literal_sequence_number): New.
5641 (alpha_this_gpdisp_sequence_number): New.
5642 (some_operand, input_operand): Add HIGH.
5643 (local_symbolic_operand): New.
5644 (alpha_encode_section_info): New.
5645 (alpha_legitimate_address_p): Allow LO_SUM.
5646 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5647 (alpha_expand_mov): Likewise.
5648 (secondary_reload_class): Check memory_operand not general_operand
5650 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5651 (alpha_expand_unaligned_store): Likewise.
5652 (alpha_expand_unaligned_load_words): Likewise.
5653 (alpha_expand_unaligned_store_words): Likewise.
5654 (alpha_expand_block_clear): Likewise.
5655 (print_operand): Handle %#, %*, %H.
5656 (print_operand_address): Handle LO_SUM.
5658 (alpha_does_function_need_gp): Use it.
5659 (alpha_expand_block_move): Fix signed compare warnings.
5660 (alpha_sa_mask, alpha_align_insns): Likewise.
5661 * config/alpha/alpha-protos.h: Update.
5662 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5663 (MASK_EXPLICIT_RELOCS): New.
5664 (TARGET_SWITCHES): Add -mexplicit-relocs.
5665 (EXTRA_CONSTRAINT): Add 'T'.
5666 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5667 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5668 (ENCODE_SECTION_INFO): Out line.
5669 (REDO_SECTION_INFO_P): New.
5670 (STRIP_NAME_ENCODING): New.
5671 (ASM_OUTPUT_LABELREF): New.
5672 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5673 (PREDICATE_CODES): Update.
5674 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5675 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5676 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5677 builtin_setjmp_receiver_er, exception_receiver_1_er,
5678 call_value_osf_1_er): New patterns.
5679 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5680 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5681 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5682 (FINAL_PRESCAN_INSN): New.
5684 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5686 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5688 2001-09-08 Andreas Jaeger <aj@suse.de>
5690 * i386.h (TARGET_SWITCHES): Fix description.
5692 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5694 * rs6000.c (num_insns_constant): Compute number of instructions
5697 * doc/install.texi: Explain AIX exception handling work-around.
5698 Update URL for AIX fixes.
5700 2001-09-07 Jim Wilson <wilson@redhat.com>
5702 * alias.c (clear_reg_alias_info): New.
5703 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5704 * rtl.h (clear_reg_alias_info): Declare.
5706 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5708 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5710 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5711 (m16m,edivm,emulm): Change declaration to match definition.
5713 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5715 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5716 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5719 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5721 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5722 which have no corresponding C type.
5723 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5724 the representation of 64-bit doubles to work with 64-bit ints.
5726 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5728 * config/mips/mips.c (override_options): Do not override ISA when ABI
5729 specified if MIPS_CPU_STRING_DEFAULT was specified.
5731 2001-09-07 Richard Henderson <rth@redhat.com>
5733 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5734 (express_from_1): Wrap lines.
5735 * rtlanal.c (commutative_operand_precedence): Rename from
5736 operand_preference; export.
5737 * rtl.h: Declare it.
5738 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5739 (simplify_binary_operation): Invoke simplify_plus_minus on
5740 (CONST (PLUS ...)) as well.
5741 (struct simplify_plus_minus_op_data): New.
5742 (simplify_plus_minus_op_data_cmp): New.
5743 (simplify_plus_minus): Use them. Avoid infinite recursion with
5744 simplify_binary_operation wrt CONST.
5746 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5748 * h8300-protos.h (general_operand_dst_push): Remove.
5749 * h8300.c (general_operand_dst_push): Likewise.
5750 * h8300.h (OK_FOR_T): Likewise.
5751 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5752 * h8300.md (pushqi_h8300): New.
5753 (pushqi_h8300hs): Likewise.
5755 (pushhi_h8300): Likewise.
5756 (pushhi_h8300hs): Likewise.
5759 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5761 * genattrtab.c (attr_printf): First arg is unsigned.
5762 Clean up formatting of callers.
5764 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5766 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5769 2001-09-07 Andreas Jaeger <aj@suse.de>
5771 * i386.h (TARGET_SWITCHES): Fix descriptions.
5773 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5775 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
5777 2001-09-06 Ira Ruben <ira@apple.com>
5779 Remove OP_IDENTIFIER.
5780 * tree.def (OP_IDENTIFIER): Remove.
5781 * tree.c (tree_node_kind enum): Remove op_id_kind.
5782 (tree_node_kind_names): Remove "op_identifiers".
5783 (make_node): Remove OP_IDENTIFIER test.
5784 (build_op_identifier): Removed because it isn't being used.
5785 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
5786 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
5788 2001-09-06 Richard Henderson <rth@redhat.com>
5790 * simplify-rtx.c (simplify_binary_operation): Revert last change.
5792 2001-09-06 Richard Henderson <rth@redhat.com>
5794 * simplify-rtx.c (simplify_binary_operation): Simplify contents
5797 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5799 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
5800 number used for CR register.
5802 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5803 Joern Rennecke (amylaar@cygnus.com)
5805 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
5806 * h8300.c (initial_offset): Handle offset between RP and FP.
5807 (h8300_return_addr_rtx): New function.
5808 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
5810 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
5811 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5812 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
5813 (CAN_ELIMINATE, REGISTER_NAMES):
5814 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
5816 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
5818 Remove TYPE_NONCOPIED_PARTS.
5819 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
5820 (struct tree_type): Remove noncopied_parts.
5821 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
5822 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
5823 (fixed_type_p): Remove.
5824 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
5825 (expand_expr, MODIFY_EXPR): Likewise.
5826 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
5827 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
5829 2001-09-06 Alan Modra <amodra@bigpond.net.au>
5831 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
5833 (mask64_operand): Likewise.
5834 (includes_rldic_lshift_p): Likewise.
5835 (includes_rldicr_lshift_p): Likewise.
5837 2001-09-05 Ziemowit Laski <zlaski@apple.com>
5839 * objc/objc-act.c (build_message_expr): If a class method cannot
5840 be found, do not issue a warning if a corresponding instance
5841 method exists in the root class.
5843 2001-09-05 Richard Henderson <rth@redhat.com>
5845 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
5847 2001-09-05 Zack Weinberg <zack@codesourcery.com>
5849 * function.c (ggc_mark_struct_function): Mark f->outer.
5850 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
5851 * integrate.c (output_inline_function): ... not here.
5853 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5855 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
5857 * i386.c (size_cost): New static variable.
5858 (override_function): Use size_cost when -Os is specified.
5860 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
5861 properly; Use current_function_calls_eh_return.
5862 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
5863 use leave to avoid dependency chain.
5865 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
5866 get BB loop_depth instead of computing it from LOOP notes.
5868 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
5870 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5872 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5873 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5874 UNALIGNED_DOUBLE_INT_ASM_OP): Define
5876 2001-09-05 Jeffrey A Law (law@cygnus.com)
5877 Jason Merrill (jason@redhat.com)
5879 * stor-layout.c (layout_type): Complain if an array's size can
5880 not be represented in a size_t.
5882 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
5884 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
5886 * gcc.c: (process_command) Add parentheses around assignment
5887 used as truth value.
5889 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5891 * config/mips/mips.c (save_restore_insns): Don't mark any register
5892 save slots as unchanging if current_function_calls_eh_return.
5894 2001-09-05 Richard Henderson <rth@redhat.com>
5896 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
5897 * config/alpha/alpha-protos.h: Declare it.
5898 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
5899 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
5900 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
5901 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
5902 (REG_OK_FOR_BASE_P): Select one of the above.
5904 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5906 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
5907 (crti.o): Prefix name of object file with $(T).
5910 2001-09-05 David S. Miller <davem@redhat.com>
5912 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5913 * config/sparc/linux64.h: Likewise.
5915 2001-09-05 Andreas Jaeger <aj@suse.de>
5917 * doc/invoke.texi (i386 Options): -mwide-multiply is not
5918 available anymore, remove the documentation.
5919 (i386 Options): Fix typo, cleanup index entries.
5921 * prefix.c (concat): Remove, we can use the version from liberty.
5923 2001-09-05 Richard Henderson <rth@redhat.com>
5925 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
5926 New functions split out of md file expanders.
5927 * config/alpha/alpha-protos.h: Declare them.
5928 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
5930 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
5932 * cppmacro.c (funlike_invocation_p): No need to restore context.
5934 2001-09-04 Richard Henderson <rth@redhat.com>
5936 * reload.c (push_reload): Export.
5937 * reload.h (push_reload): Declare it.
5939 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
5940 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5941 * config/alpha/alpha.c (alpha_legitimize_address): New.
5942 (alpha_legitimize_reload_address): Likewise.
5943 * config/alpha/alpha-protos.h: Declare them.
5945 2001-09-04 Stan Shebs <shebs@apple.com>
5947 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
5948 * config/darwin.c (machopic_stub_name): Account for internally
5949 generated lib calls such as memcpy.
5951 2001-09-04 Richard Henderson <rth@redhat.com>
5953 * unwind.h (_UA_END_OF_STACK): New flag.
5954 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
5956 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5958 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
5960 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
5962 * config/mips/mips.c (save_restore_insns): Change base_offset to
5963 fp_offset in second call to mips_emit_frame_related_store.
5965 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
5967 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
5968 sometimes be represented as a NOTE of type
5969 NOTE_INSN_DELETED_LABEL.
5970 (Insns): Document NOTE_INSN_DELETED_LABEL.
5972 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
5974 * c-common.h (tree_dump_index): Add more comments.
5975 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
5976 (dump_option_value_info): New struct.
5977 (dump_options): New array.
5978 (dump_switch_p): Parse switch options symbolically.
5979 * doc/invoke.texi (-fdump-ast): Rename to ...
5980 (-fdump-tree): ... here. Document that options are symbolic, and
5981 not all are applicable.
5983 2001-09-04 David S. Miller <davem@redhat.com>
5985 * config/sparc/sparc.md (define_splits): Kill constraints.
5987 Cleanup redundant and unused insn attributes.
5988 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
5989 binary, and move. Mark ialu as default.
5990 (commented out define_function_unit "alu"): Kill.
5991 (define_attr "use_clobbered"): Kill.
5992 (whole file): Kill address insn type references. Replace
5993 all unary/binary/move references with ialu.
5994 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
5995 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
5998 Simplify length insn attribute and make more judicious use
5999 of insn attribute defaulting.
6000 * config/sparc/sparc.md (all insns with length > one): Mark as
6001 insn type multi if real instructions, else use default if
6002 it is a forced splitter.
6003 (all insns with length == one): Use default insn length.
6004 (all insns of type ialu): Use default insn type.
6006 Fix erroneous insn attribute settings.
6007 (addx): Set insn type to misc.
6008 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
6009 const_umulsidi3_sp64): Set insn type to imul.
6011 Track SFmode vs DFmode insns according to UltraSPARC
6013 * config/sparc/sparc.md ("fptype"): New attribute, default
6015 (all DFmode single insns): Mark as fptype "double".
6017 2001-09-03 Jakub Jelinek <jakub@redhat.com>
6019 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
6021 2001-09-03 Richard Henderson <rth@redhat.com>
6023 * function.h (struct function): Add arg_pointer_save_area_init.
6024 * function.c (expand_function_end): Init arg_pointer_save_area.
6025 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
6026 when called from a nested function.
6028 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
6030 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
6033 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6035 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
6037 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
6039 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
6040 (emit_push_insn): Use specified padding direction when
6041 STACK_PUSH_CODE is POST_INC.
6043 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
6045 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6047 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
6049 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
6051 * cppinit.c (cpp_start_read): Free the imacros list as we
6052 traverse it. Don't free the chains before returning.
6053 (_cpp_push_next_buffer): Only try pushing buffers if we've
6054 completed -imacros handling.
6056 2001-08-31 Eric Christopher <echristo@redhat.com>
6058 * gcc.c (handle_braces): Add explaination for abort.
6060 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
6062 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
6063 move adjustment of bitpos instead.
6065 2001-08-31 Zack Weinberg <zack@codesourcery.com>
6067 * function.c: Remove all_functions. Make outer_function_chain
6069 (init_function_start): Don't add new function structure to
6071 (find_function_data, push_function_context_to,
6072 pop_function_context_from, put_var_into_stack,
6073 trampoline_address): Update for changed structure element names.
6074 (push_function_context_to): Disentangle.
6075 (free_after_compilation): Also free F.
6076 (expand_dummy_function_end): Don't free cfun here.
6077 (put_var_into_stack): Comment why we can't use find_function_data here.
6078 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
6079 (mark_function_chain): Split into maybe_mark_struct_function and
6080 ggc_mark_struct_function. Export the latter.
6081 (init_function_once): Mark from cfun and outer_function_chain;
6084 * function.h (struct function): Kill next_global. Rename next
6085 to outer. All users updated to match.
6086 (all_functions, outer_function_chain): Don't declare.
6088 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
6089 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
6090 don't touch f->inlinable, after calling rest_of_compilation.
6092 * tree.h: Forward-declare struct function. Prototype
6093 ggc_mark_struct_function.
6095 2001-08-31 Kazu Hirata <kazu@hxi.com>
6097 * config/h8300/h8300.md (*andorhi3): Fix typos.
6099 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6101 * calls.c (emit_library_call_value): Don't use a fixed
6102 argument after VA_CLOSE, i.e. out of scope in traditional C.
6104 * emit-rtl.c (gen_rtvec): Likewise.
6106 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6108 * Makefile.in (c-pragma.o): Depend on output.h.
6109 (reorg.o): Depend on except.h.
6111 * c-pragma.c: Include output.h.
6113 * reorg.c: Include except.h.
6115 * unwind-dw2.c: Call __builtin_alloca, not alloca.
6117 2001-08-31 Richard Henderson <rth@redhat.com>
6119 * sched-deps.c (add_dependence): Don't elide dependency if the
6120 conditional used by insn is modified in elem.
6122 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
6124 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
6126 2001-08-31 Diego Novillo <dnovillo@redhat.com>
6128 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
6131 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6133 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
6135 (stormy16_asm_out_constructor): New function.
6136 (TARGET_ASM_CONSTRUCTOR): Define.
6137 (TARGET_ASM_DESTRUCTOR): Define.
6139 2001-08-31 Andreas Jaeger <aj@suse.de>
6141 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
6142 * loop.c (add_label_notes): Likewise.
6143 * reload.c (find_reloads): Likewise.
6144 * config/sh/sh.c (machine_dependent_reorg): Likewise.
6146 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
6148 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
6149 code here. Take _Unwind_{W,Sw}ord*.
6150 (read_encoded_value_with_base): Use them.
6151 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
6153 (extract_cie_info): Simplify read_?leb128 handling.
6154 (execute_stack_op, execute_cfa_program): Likewise.
6155 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
6157 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6159 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
6160 the frame pointer to pop the stack if convenient.
6162 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
6163 Don't use post-increment before combine.
6164 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
6165 a call-saved register.
6167 2001-08-31 Andreas Jaeger <aj@suse.de>
6169 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
6172 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
6174 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
6175 not DIV/MOD, of course.
6177 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
6179 * rtl.def: Undo my patch commited 2001-08-27.
6181 * genattrtab.c: Ditto.
6185 * sched-int.h: Ditto.
6187 * target-def.h: Ditto.
6191 * haifa-sched.c: Ditto.
6193 * sched-rgn.c: Ditto.
6195 * sched-vis.c: Ditto.
6197 * Makefile.in: Ditto.
6199 * doc/md.texi: Ditto.
6201 * doc/tm.texi: Ditto.
6203 * doc/contrib.texi: Ditto.
6205 * doc/gcc.texi: Ditto.
6207 * genattrtab.h: Remove it.
6209 * genautomata.c: Remove it.
6211 * genattr.c: Undo my patch and Richard Henderson's patch commited
6214 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
6216 * config.gcc (h8300-*-elf*): New case.
6217 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
6218 (SUBTARGET_CPP_SPEC): Define.
6219 (EXTRA_SPECS): Define.
6220 (SUBTARGET_EXTRA_SPECS): Define.
6221 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
6222 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
6224 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
6226 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
6227 (LIB2FUNCS_EXTRA): Define.
6228 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
6229 config/h8300/fixunssfsi.c: New file.
6231 2001-08-30 Kazu Hirata <kazu@hxi.com>
6233 * config/h8300/h8300.md (zero_extendqihi2): Changes to
6234 define_expand to accommodate target-specific attributes.
6235 (anonymous zero_extendqihi2 patterns): New.
6237 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
6239 * h8300.md (*andorhi3): New pattern.
6241 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
6243 * h8300.c (dosize): Fix test for "sub".
6245 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
6247 * c-typeck.c (pointer_diff): Try to eliminate common term before
6250 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
6252 * config/arm/arm.c (arm_compute_initial_elimination_offset):
6253 Account for the saves of the FP registers.
6255 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
6256 (TEXT_SECTION_ASM_OP): Define.
6257 (INIT_SECTION_ASM_OP): Define.
6258 (FINI_SECTION_ASM_OP): Define.
6259 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
6260 (RDATA_SECTION_FUNCITON): Provide prototype.
6262 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
6264 * reload1.c (move2add_note_store): Correct typo checking for
6267 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
6269 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
6270 note should not be considered outside the libcall block.
6272 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6274 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
6276 2001-08-29 Kazu Hirata <kazu@hxi.com>
6278 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
6280 2001-08-29 Kazu Hirata <kazu@hxi.com>
6282 * config/h8300/h8300-protos.h: Add a prototype for
6284 * config/h8300/h8300.c (emit_logical_op): New.
6285 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
6292 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
6294 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
6295 comparison with rtx INTVAL.
6296 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
6298 * pa.h (FUNCTION_ARG_SIZE): Likewise.
6300 2001-08-29 Kazu Hirata <kazu@hxi.com>
6302 * config/h8300/lib1funcs.asm: Update the copyright. Fix
6305 2001-08-29 Kazu Hirata <kazu@hxi.com>
6307 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
6308 (reg n) to (mem (pre_dec (reg n))
6309 (anonymous movsi pattern): Likewise.
6311 2001-08-29 Kazu Hirata <kazu@hxi.com>
6313 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
6315 2001-08-29 Kazu Hirata <kazu@hxi.com>
6317 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
6318 several special constants.
6320 2001-08-29 Kazu Hirata <kazu@hxi.com>
6322 * config/h8300/lib1funcs.asm: Fix comment typos.
6324 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6326 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
6327 Fix format specifier warnings.
6329 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
6330 inet_makeaddr, semctl): Prototype.
6332 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
6333 (save_restore_insns): Use base_offset, not gp_offset.
6335 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6336 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6338 2001-08-29 Richard Henderson <rth@redhat.com>
6340 * bb-reorder.c (function_tail_eff_head): New.
6341 (record_effective_endpoints): Set it.
6342 (fixup_reorder_chain): Use it.
6344 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6346 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6348 2001-08-28 Dale Johannesen <dalej@apple.com>
6350 * config/darwin.c (machopic_function_base_name): Add const
6351 qualifier to a string.
6352 (darwin_encode_section_info): Ditto.
6354 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6356 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6357 function definition.
6359 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6361 * df.h (struct df): Add rts_order variable.
6363 * df.c (df_visit_next_rts): New function.
6364 (df_visit_next): Renamed to df_visit_next_rc
6365 (df_analyse_1): Allocate/compute/free rts_order as well.
6366 (df_rd_global_compute): Use df_visit_next_rc instead of
6368 (df_ru_global_compute): Use df_visit_next_rts instead of
6371 * flow.c (flow_reverse_top_sort_order_compute): New function.
6373 * basic-block.h: Add prototype.
6375 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6377 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6378 blocks, the BB_REACHABLE is now set, rather than aux being
6379 non-NULL. Update the test to reflect this.
6381 2001-08-28 Eric Christopher <echristo@redhat.com>
6383 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6384 config/mips/crti.asm: Ditto.
6386 2001-08-28 Eric Christopher <echristo@redhat.com>
6387 Richard Henderson <rth@redhat.com>
6389 * c-pragma.h (add_weak): Move prototype from here...
6390 * output.h (add_weak): ... to here.
6391 * varasm.c (add_weak): Fix typo.
6392 * config/mips/crti.asm: New file.
6393 * config/mips/crtn.asm: Ditto.
6394 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6395 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6396 (INVOKE__main): Ditto.
6397 (INIT_SECTION_ASM_OP): New.
6398 (FINI_SECTION_ASM_OP): Ditto.
6399 (STARTFILE_SPEC): Add crti.
6400 (ENDFILE_SPEC): Add crtn.
6401 * config/mips/elf64.h: Same.
6402 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6404 * config/mips/vxworks.h: Ditto.
6405 * config/mips/t-elf: Support crti and crtn.
6407 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6409 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6412 2001-08-28 Richard Henderson <rth@redhat.com>
6414 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6415 (one_cmplbi2 splitter): Remove redundant test.
6417 2001-08-28 Dale Johannesen <dalej@apple.com>
6419 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6421 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6423 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6425 2001-08-28 Stan Shebs <shebs@apple.com>
6427 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6428 (UNALIGNED_SHORT_ASM_OP): Define.
6429 (UNALIGNED_INT_ASM_OP): Define.
6431 2001-08-28 Will Cohen <wcohen@redhat.com>
6433 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6434 generation for first set.
6436 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6438 * flow.c (redirect_edge_succ_nodup): Return new edge.
6439 (try_simplify_condjump): Use new edge.
6440 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6442 * cse.c (cse_basic_block): Skip note instructions.
6444 2001-08-27 Richard Henderson <rth@redhat.com>
6446 * combine.c (combine_simplify_rtx): Don't reverse condition
6447 if there is no reverse for the condition.
6448 (simplify_comparison): Don't simplify subregs from INT to FP.
6450 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6451 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6452 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6453 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6454 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6455 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6457 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6459 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6460 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6462 (adddi_dilshr32, adddi_dishl32): Only data register can be
6463 source for mem destination.
6465 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6466 and use bitnum to decide about register move.
6468 2001-08-27 Richard Henderson <rth@redhat.com>
6470 * genattr.c (main): Emit state_t even when not doing scheduling.
6472 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6473 Richard Henderson <rth@redhat.com>
6475 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6476 (reg_avail_info, current_bb): ... these.
6477 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6478 (compute_hash_table): Likewise.
6480 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6482 * flow.c (verify_flow_info): Use checksums to verify edges.
6484 2001-08-27 Richard Henderson <rth@redhat.com>
6486 * genautomata.c (expand_automata): Always create a description.
6488 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6490 * optabs.c (expand_binop): Correctly handle the carry in multiword
6491 add/subtract operations.
6493 2001-08-27 Fred Fish <fnf@be.com>
6495 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6498 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6500 * reload.c (find_reloads_toplev): Back out this change:
6502 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6504 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6505 mem if the address is a mode_dependent_address_p.
6507 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6509 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6510 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6511 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6514 * genattr.c (main): New variable num_insn_reservations. Increase
6515 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6516 pipeline hazard recognizer interface.
6518 * genattrtab.h: New file.
6520 * genattrtab.c: Include genattrtab.h.
6521 (attr_printf, check_attr_test, make_internal_attr,
6522 make_numeric_value): Move protypes into genattrtab.h. Define them
6524 (num_dfa_decls): New global variable.
6525 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6526 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6527 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6528 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6530 * genautomata.c: New file.
6532 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6534 * sched-int.h: (curr_state): Add the external definition for
6535 automaton pipeline interface.
6536 (haifa_insn_data): Add comments for members blockage and units.
6538 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6539 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6540 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6541 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6542 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6543 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6544 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6546 (TARGET_SCHED): Use the new macros.
6548 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6549 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6550 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6551 dfa_bubble): New members in gcc_target.sched.
6553 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6554 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6555 (insn_queue): Redefine it as pointer to array.
6556 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6558 (max_insn_queue_index_macro_value): New variable.
6559 (curr_state, dfa_state_size, ready_try): New varaibles for
6560 automaton interface.
6561 (ready_element, ready_remove, max_issue): New function prototypes
6562 for automaton interface.
6563 (choose_ready): New function prototype.
6564 (insn_unit, blockage_range): Add comments.
6565 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6566 FUNCTION_UNITS_SIZE == 0.
6567 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6568 actual_hazard, potential_hazard): Add comments.
6569 (insn_cost): Use cost -1 as undefined value. Remove
6570 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6572 (ready_element, ready_remove): New functions for automaton
6574 (schedule_insn): Add new code for automaton pipeline interface.
6575 (queue_to_ready): Add new code for automaton pipeline interface.
6576 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6577 (debug_ready_list): Print newline when the queue is empty.
6578 (max_issue): New function for automaton pipeline interface.
6579 (choose_ready): New function.
6580 (schedule_block): Add new code for automaton pipeline interface.
6581 Print ready list before scheduling each insn.
6582 (sched_init): Add new code for automaton pipeline interface.
6583 Initiate insn cost by -1.
6584 (sched_finish): Free the current automaton state and finalize
6585 automaton pipeline interface.
6587 * sched-rgn.c: Include target.h.
6588 (init_ready_list, new_ready, debug_dependencies): Add new code for
6589 automaton pipeline interface.
6591 * sched-vis.c: Include target.h.
6592 (get_visual_tbl_length): Add code for automaton interface.
6593 (target_units, print_block_visualization): Add comments.
6595 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6596 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6597 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6598 (getruntime.o, genautomata.o): New entries.
6599 (genattrtab.o): Add new dependency file genattrtab.h.
6600 (genattrtab): Add new dependencies. Link it with `libm.a'.
6601 (getruntime.o, hashtab.o): New entries for canadian cross.
6603 * doc/md.texi: Description of automaton based model.
6605 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6607 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6608 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6609 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6610 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6611 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6612 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6613 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6615 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6616 MAX_DFA_ISSUE_RATE): New macro descriptions.
6618 * doc/contrib.texi: Add dfa based scheduler contribution.
6620 * doc/gcc.texi: Add more information about genattrtab.
6622 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6624 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6627 2001-08-27 Richard Henderson <rth@redhat.com>
6629 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6630 (get_arg_pointer_save_area): New. Create an init it here.
6631 (fix_lexical_addr): Use it.
6632 * function.h: Declare it.
6633 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6634 * stmt.c (expand_nl_goto_receiver): Use it.
6636 2001-08-27 Richard Henderson <rth@redhat.com>
6638 * final.c (final_scan_insn): Don't enter APP_ON mode for
6641 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6642 alignment for assemble_integer for DW_EH_PE_aligned.
6643 * except.c (output_function_exception_table): Likewise.
6645 2001-08-26 Andreas Jaeger <aj@suse.de>
6647 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6649 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6651 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6653 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6655 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6657 (mask64_operand): Likewise.
6658 (rldic_operand): Delete.
6659 (includes_lshift64_p): Delete.
6660 (includes_rldic_lshift_p): New function.
6661 (includes_rldicr_lshift_p): New function.
6662 (print_operand): Don't call rldic_operand in case 'W'.
6663 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6664 (includes_lshift64_p): Remove.
6665 (includes_rldic_lshift_p): Declare.
6666 (includes_rldicr_lshift_p): Declare.
6667 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6668 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6669 Replace match_operand rldic_operand predicate with
6670 const_int_operand. Replace includes_lshift64_p condition with
6671 includes_rldic_lshift_p.
6672 <ashldi3_internal 64 bit rldicr patterns>: New.
6674 2001-08-27 Andreas Jaeger <aj@suse.de>
6676 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6677 * errors.c: Likewise.
6678 * final.c: Likewise.
6679 * dwarf2asm.c: Likewise.
6680 * doprint.c (checkit): Likewise.
6681 * diagnostic.c: Likewise.
6682 * collect2.c: Likewise.
6683 * calls.c: Likewise.
6684 * c-semantics.c (build_stmt): Likewise.
6685 * c-format.c (status_warning): Likewise.
6686 * c-errors.c (pedwarn_c99): Likewise.
6687 * builtins.c (validate_arglist): Likewise.
6688 * config/pj/pj.c (pj_printf): Likewise.
6689 * fix-header.c: Likewise.
6691 * gcov.c (fnotice): Likewise.
6692 * gensupport.c (message_with_line): Likewise.
6693 * mips-tfile.c: Likewise.
6694 * protoize.c (notice): Likewise.
6695 * read-rtl.c (fatal_with_file_and_line): Likewise.
6696 * rtl-error.c: Likewise.
6697 * tradcpp.c: Likewise.
6699 * cp/tree.c (build_min_nt): Likewise.
6700 (build_min): Likewise.
6701 * cp/lex.c: Likewise.
6702 * cp/errfn.c: Likewise.
6703 * cp/rtti.c (create_pseudo_type_info): Likewise.
6705 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6707 * df.c (df_uses_record): Return after recording all uses
6710 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6712 * df.c (df_insn_modify): Realloc the INSN table here, if
6713 necessary, here, too.
6715 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6717 * config/mips/mips.c (mips_function_value): Handle complex return
6720 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6722 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6724 * reload.c (make_memloc): Copy result if it is still
6725 reg_equiv_memory_loc[regno] on return.
6726 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6727 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6728 reg_equiv_mem are modified by the substitutions.
6730 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6732 * predict.c (expensive_function_p): New.
6733 * rtl.h (expensive_function_p): Declare.
6734 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6735 (use_fast_prologue_epilogue): New static variable.
6736 (expand_prologue): Set it; emit short prologues if unset.
6737 (expand_epilogue): Likewise.
6739 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6741 * config.gcc: Add stormy16-*-elf case.
6742 * config/stormy16/stormy-abi: New file.
6743 * config/stormy16/stormy16-lib2.c: New file.
6744 * config/stormy16/stormy16-protos.h: New file.
6745 * config/stormy16/stormy16.c: New file.
6746 * config/stormy16/stormy16.h: New file.
6747 * config/stormy16/stormy16.md: New file.
6748 * config/stormy16/t-stormy16: New file.
6750 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6752 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6754 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6756 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6757 descriptor members are pointer size, not constant 4.
6758 * config/rs6000/rs6000.md (define_splits): Remove more unused
6761 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6763 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6765 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6767 * cp/rtti.c (VPARAMS): Fix parameter.
6769 2001-08-24 Zack Weinberg <zackw@panix.com>
6771 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
6773 (mode_for_extraction): No need for #ifdefs. Add default-case abort
6775 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
6776 in if controlling use of insv.
6777 (extract_bit_field): Likewise, for extv and extzv.
6779 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
6781 * i386.md (movcc peep2): Fix load of 0.
6783 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6785 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
6786 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
6788 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
6790 * c-pragma.h: Move weak_syms and weak_decls...
6791 * varasm.c: ...here. Now static.
6792 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
6793 depend on HANDLE_PRAGMA_WEAK.
6795 * c-common.c (c_alignof, c_alignof_expr): Move here...
6796 * c-typeck.c: ...from here.
6797 * c-tree.h, c-common.h: Adjust.
6799 2001-08-23 Bernd Schmidt <bernds@redhat.com>
6801 * config/ia64/ia64.c (rws_update): If !pred, set write_count
6802 instead of incrementing it.
6804 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
6805 asm ready, don't try to move them all into the same array element.
6807 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6809 * function.c (thread_prologue_and_epilogue_insns): Avoid
6810 fallthru flag on edge to exit.
6812 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
6814 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
6817 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6819 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
6820 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
6821 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
6824 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6826 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
6827 replace "GNU CC" with "GCC".
6829 2001-08-23 Richard Henderson <rth@redhat.com>
6831 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
6832 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
6833 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
6834 Need GR between FR and not GR_AND_FR.
6835 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
6836 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
6837 AR regs before GR regs.
6838 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6839 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
6840 (REGISTER_MOVE_COST): Update.
6841 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
6843 2001-08-23 Richard Henderson <rth@redhat.com>
6845 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
6848 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6850 * reload1.c (emit_reload_insns): Don't look for notes
6851 on a NULL store_insn.
6853 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6855 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
6856 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
6857 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
6858 format specifier warnings.
6859 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
6861 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
6863 * config/i386/i386-protos.h: Correct declaration of
6864 i386_pe_asm_named_section.
6866 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
6868 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
6870 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6872 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6874 * cpperror.c (print_location): Don't show _Pragma.
6875 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
6876 and file change callback generation here.
6877 (stack_include_file): Update use of cpp_push_buffer.
6878 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
6879 (struct cpp_buffer): Remove type, pfile members.
6880 * cppinit.c (cpp_handle_option): Use free_chain.
6881 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
6882 (skip_escaped_newlines, get_effective_char, lex_percent): Take
6883 a cpp_reader rather than a cpp_buffer.
6884 (skip_escaped_newlines, get_effective_char, skip_block_comment,
6885 skip_line_comment, parse_string, lex_percent, lex_dot,
6886 _cpp_lex_token): Update accordingly.
6887 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
6889 (cpp_push_buffer): Update prototype.
6890 (run_directive): Update use of cpp_push_buffer.
6891 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
6892 handle_assertion): Update use of run_directive.
6893 * cpplib.h (enum cpp_buffer_type): Remove.
6894 (cpp_push_buffer): Update prototype.
6895 * fix-header.c (read_scan_file): Update.
6897 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6899 * gcc.c (struct prefix_list): Change prefix to const char *.
6901 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6903 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
6905 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
6907 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
6910 * jump.c (squeeze_notes): Take parms by reference. Handle END being
6913 * ifcvt.c (dead_or_predicable): Adjust.
6914 * loop.c (find_and_verify_loops): Adjust.
6915 * stmt.c (expand_end_case): Adjust.
6916 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
6917 head and end insn pointers in the basic block, not just local copies.
6918 (merge_blocks_move_predecessor_nojumps): Likewise.
6920 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
6922 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
6923 bitmap.h, builtin-types.def, builtins.c, builtins.def,
6924 c-aux-info.c, c-common.c, c-common.def, c-common.h,
6925 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
6926 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
6927 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
6928 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
6929 conditions.h, config.gcc, configure.frag, configure.in,
6930 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
6931 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
6932 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
6933 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
6934 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
6935 emit-rtl.c, errors.c, errors.h, except.c, except.h,
6936 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
6937 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
6938 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
6939 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
6940 gencheck.c, gencodes.c, genconfig.c, genemit.c,
6941 genextract.c, genflags.c, gengenrtl.c, genmultilib,
6942 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
6943 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
6944 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
6945 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
6946 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
6947 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
6948 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
6949 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
6950 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
6951 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
6952 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
6953 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
6954 params.h, predict.c, predict.def, predict.h, prefix.c,
6955 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
6956 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
6957 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
6958 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
6959 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
6960 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
6961 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
6962 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
6963 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
6964 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
6965 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
6966 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
6967 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
6968 xcoffout.h: replace "GNU CC" with "GCC".
6970 2001-08-21 Richard Henderson <rth@redhat.com>
6972 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
6973 (final_scan_insn): Consider jump tables data even if we have no
6974 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
6976 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
6977 (ASM_OUTPUT_CASE_END): Remove.
6978 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
6979 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
6980 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6982 2001-08-21 Richard Henderson <rth@redhat.com>
6984 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
6985 at barrier insns. Emit stop bits before barriers.
6987 * flow.c (flow_find_cross_jump): Don't consider unconditional
6988 return insns for commoning.
6990 * final.c (compute_alignments): Fix typo.
6992 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
6993 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
6994 (store_bit_field): Use mode_for_extraction more places.
6995 (extract_bit_field): Likewise.
6997 2001-08-21 Zack Weinberg <zackw@panix.com>
6999 * caller-save.c: Don't include insn-codes.h.
7000 (reg_save_code, reg_restore_code): Make arrays of int.
7001 All uses updated to match.
7002 (insert_save, insert_restore): No need to initialize "code"
7003 variable upon declaration.
7004 * Makefile.in: update dependencies; fix typo in clean rule.
7006 2001-08-21 Richard Henderson <rth@redhat.com>
7008 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
7009 (merge_if_block): Handle fallout from same.
7011 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7013 * builtins.c (type_to_class): Fix typo in last change.
7015 2001-08-21 Richard Henderson <rth@redhat.com>
7017 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
7018 ia64_asm_output_label.
7020 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
7021 copy of gp while the real gp register contains garbage.
7023 2001-08-21 Zack Weinberg <zackw@panix.com>
7025 * expmed.c (mode_for_extraction): New function.
7026 (store_bit_field, extract_bit_field): Use it.
7027 * expr.h: Prototype it and provide an enum for its first argument.
7029 * combine.c, function.c, recog.c: Don't include insn-codes.h.
7030 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
7031 and digging through the insn_data tables.
7032 * Makefile.in: Update dependencies.
7034 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7036 * cppfiles.c (stack_include_file): line-map.c now handles include
7038 (handle_missing_handler): Similarly.
7039 (_cpp_execute_include): Similarly.
7040 (_cpp_pop_file_buffer): Similarly.
7041 * cpphash.h (struct cpp_reader): Remove system_include_depth,
7042 buffer_stack_depth and include_depth.
7043 * cpplib.c (do_include_common): line-map.c now handles include depth.
7044 (cpp_push_buffer): Similarly.
7045 (_cpp_pop_buffer): Similarly.
7046 * cppmacro.c (builtin_macro): Update.
7047 * line-map.c (init_line_maps): Set depth.
7048 (add_line_map): Increment "used" earlier. Update and use the
7050 (trace_include): Use the include depth.
7051 * line-map.h (struct line_maps): New member depth.
7053 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7055 * cppfiles.c (stack_include_file): Don't handle -H here.
7056 * cppinit.c (cpp_start_read): Set include tracing after
7057 cpp_post_options and after stacking the main file.
7058 * line-map.c (trace_include): New.
7059 (init_line_maps, add_line_map): Update.
7060 * line-map.h (struct line_maps): New member trace_includes.
7062 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7064 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
7065 * cppfiles.c (stack_include_file): Only stack a file if there
7066 is something to do. Return a boolean indicating whether a
7067 buffer was stacked or not.
7068 (_cpp_execute_include): Similarly.
7069 (_cpp_read_file): Similarly.
7070 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
7072 2001-08-21 Sam Steingold <sds@gnu.org>
7074 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
7075 (RECACHE): keep obufp_before_macroname up to date
7077 2001-08-21 Zack Weinberg <zackw@panix.com>
7079 * stmt.c: Don't include insn-codes.h.
7080 (expand_end_case): Machine specific logic moved to expr.c.
7081 No need to worry about __builtin_classify_type.
7082 (check_for_full_enumeration_handling, emit_case_nodes):
7085 * builtins.o (expand_builtin_classify_type): Split up so code
7086 can be shared with fold_builtin_classify_type.
7087 (type_to_class, fold_builtin_classify_type): New functions.
7088 (fold_builtins): Handle __builtin_classify_type.
7090 * expr.c (do_tablejump): Now static.
7091 (case_values_threshold, try_casesi, try_tablejump): New;
7092 code mostly from stmt.c (expand_end_case).
7093 (expr.h): Update prototypes.
7095 * Makefile.in (stmt.o): Update dependencies.
7097 2001-08-21 Will Cohen <wcohen@redhat.com>
7099 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
7100 declaration of variable i.
7101 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
7102 declaration of variable i.
7104 2001-08-21 Richard Henderson <rth@redhat.com>
7106 * crtstuff.c: Fix thinko last change. Move list tails to start
7107 of CRT_END section. Tidy ifdefs.
7108 (__EH_FRAME_BEGIN__): Always static for ELF.
7109 (__do_global_ctors_1): Rename from __frame_dummy.
7110 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
7111 name change; don't hide __EH_FRAME_BEGIN__.
7113 2001-08-21 Richard Henderson <rth@redhat.com>
7115 * gdbinit.in: Move break on exit after break on fancy_abort.
7117 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
7120 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7122 * cpphash.h (_cpp_push_next_buffer): New.
7123 * cppinit.c (do_includes): Remove.
7124 (push_include, free_chain, _cpp_push_next_buffer): New.
7125 (cpp_start_read): Use them to rework command line option handling.
7126 (cpp_handle_option): Combine handling of -include and -imacros.
7127 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
7128 appropriate. Always insert missing \n at EOF.
7129 * cpplib.c (start_directive): Get the directive position right.
7130 * cppmain.c (cb_file_change): Always print the first line, unless
7133 2001-08-20 Andreas Jaeger <aj@suse.de>
7135 * profile.c (compute_branch_probabilities): Remove extra new-line
7137 * flow.c (verify_flow_info): Likewise.
7139 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7141 * basic-block.h (basic_block): Add new field 'flags'.
7142 (BB_REACHABLE): Define.
7143 (expunge_block): Declare.
7144 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
7145 (EXIT_BLOCK_PTR): Ditto.
7146 (expunge_block): Remove static declaration.
7147 (cleanup_cfg): Clear bb->aux on every basic block.
7148 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
7149 computing reachability.
7150 (delete_unreachable_blocks): Delete block b if b->flags has
7153 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7155 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
7157 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7159 * sparc.c (sparc_variable_issue): Fix typo in last change.
7161 2001-08-20 Richard Henderson <rth@redhat.com>
7163 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
7165 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
7167 * pa.h (RETURN_IN_MEMORY): Improve comment.
7169 2001-08-20 Janis Johnson <janis187@us.ibm.com>
7171 * doc/invoke.texi (Profiling options): Clarify the interactions
7172 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
7174 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
7176 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
7179 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7181 * gcc.c (make_relative_prefix): Allocate a sufficiently large
7184 2001-08-20 Richard Henderson <rth@redhat.com>
7186 * final.c (end_final): Fix typo last change.
7188 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
7190 * cppinit.c (init_standard_includes): The returned buffer
7191 is already malloc-ed.
7192 * gcc.c (add_prefix): Similarly.
7193 * prefix.c (translate_name): Update to support clear buffer
7195 (update_path): Similarly. Be sure to free any newly allocated
7196 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
7198 * prefix.h (update_path): Update prototype and document.
7199 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
7200 up and update to new buffer ownership rules.
7201 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
7203 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7205 * final.c (compute_alignments): New function.
7206 (init_insn_lengths): Do not care label_align.
7207 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
7208 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
7209 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
7210 (shorted_branches): Realloc label_align array; do
7211 not call init_insn_lengths; Do not care about loop alignments.
7212 * output.h (compute_alignments): Declare.
7213 * toplev.c (rest_of_compilation): Call compute_alignments.
7214 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
7216 * predict.c (block_info_def): Add npredecesors, remove nvisited;
7217 change visited to tovisit.
7218 (propagate_freq): Use faster traversing algorithm.
7219 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
7220 to tovisit; reverse meaning.
7222 * predict.c (struct block_info_def): Remove nvisited.
7223 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7224 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7226 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
7228 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
7229 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
7230 (TARGET_FUSED_MADD): New.
7231 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
7232 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
7233 the multiply-add instructions.
7235 2001-08-19 Richard Henderson <rth@redhat.com>
7237 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
7238 is aligned to pointer size.
7240 2001-08-19 Richard Henderson <rth@redhat.com>
7242 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
7243 display markers during final schedule.
7245 2001-08-19 Richard Henderson <rth@redhat.com>
7247 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
7249 2001-08-19 Richard Henderson <rth@redhat.com>
7251 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
7253 (ASM_NAME_TO_STRING): Remove.
7254 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
7255 in the same string. Remove support for expressions.
7257 2001-08-19 Richard Henderson <rth@redhat.com>
7259 * config/i386/i386.md (tablejump): Make an expander; handle
7260 pic relative addressing here.
7261 (tablejump_1): Rename from tablejump_pic.
7264 2001-08-19 Richard Henderson <rth@redhat.com>
7266 * regclass.c (fix_register): Fix typo.
7268 2001-08-18 Richard Henderson <rth@redhat.com>
7270 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
7271 (struct _Unwind_Context): Expand br_loc to hold it.
7272 (uw_frame_state_for): Handle leaf functions better.
7273 (uw_update_reg_address): Update for br_loc change.
7275 2001-08-18 Richard Henderson <rth@redhat.com>
7277 * crtstuff.c: Move list heads before code that uses them.
7278 (__JCR_LIST__): Remove initial null.
7279 (frame_dummy, __frame_dummy): Do java registration here ...
7280 (__do_global_ctors_aux): ... not here.
7282 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
7283 (__do_global_dtors_aux): Update to match.
7284 (__JCR_LIST__, __do_jv_register_classes): New.
7286 * config/ia64/crtend.asm (__JCR_END__): New.
7287 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
7288 instead of an indirect LTOFF22 reloc.
7290 2001-08-18 Richard Henderson <rth@redhat.com>
7292 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
7293 * regclass.c (init_reg_sets_1): Fix typo.
7294 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
7295 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
7296 (ia64_compute_frame_size): Make ar.unat live when in use.
7297 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
7298 for ar.pfs; remove ar.unat handling.
7299 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
7301 (PREDICATE_CODES): Add ar_pfs_reg_operand.
7302 * config/ia64/ia64-protos.h: Update decls.
7303 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
7304 (sibcall_pic): Likewise.
7306 2001-08-18 Richard Henderson <rth@redhat.com>
7308 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
7309 pred_rel_mutex when searching for insn_group_barrier.
7310 * config/ia64/ia64.md (cycle_display): Combine the expander
7313 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
7314 bit before asm as needed.
7316 2001-08-18 Richard Henderson <rth@redhat.com>
7318 * timevar.def (TV_MACH_DEP): New.
7319 * toplev.c (rest_of_compilation): Use it.
7320 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
7322 2001-08-18 Zack Weinberg <zackw@panix.com>
7324 * unwind-dw2.c (execute_stack_op): Add default aborts to
7325 the inner switches to prevent warnings.
7327 2001-08-18 Richard Henderson <rth@redhat.com>
7329 * timevar.h (struct timevar_time_def): Change element type to float.
7330 (ticks_to_msec, clocks_to_msec): Likewise.
7331 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
7332 (get_time): Likewise.
7333 (timevar_print): Adjust zero check and printing to match.
7335 2001-08-18 Zack Weinberg <zackw@panix.com>
7337 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7338 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7339 Eliminate overfull or underfull hboxes.
7341 2001-08-18 Zack Weinberg <zackw@panix.com>
7343 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7345 2001-08-18 Zack Weinberg <zackw@panix.com>
7347 * haifa-sched.c: Convert to target hooks. Macros replaced
7348 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7349 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7350 MD_SCHED_FINISH, and HAVE_cycle_display.
7351 * target-def.h (TARGET_SCHED_ADJUST_COST,
7352 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7353 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7354 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7355 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7356 New hook #defines to be overridden.
7357 (TARGET_SCHED): Bring them all together.
7358 (TARGET_INITIALIZER): Update.
7359 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7360 instead of 'struct rtx_def *' throughout.
7361 (struct sched): New set of hooks for the scheduler.
7362 * Makefile.in (haifa-sched.o): Depend on target.h.
7363 * doc/tm.texi: Document the new scheduler hooks, together in
7364 their own section, instead of scattered around.
7365 Fix a bunch of underfull/overfull hboxes.
7367 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7368 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7369 sparc.h: Don't define any of the old scheduler macros.
7371 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7372 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7373 sparc.c: Create hook functions from code extracted from
7374 corresponding target header, or make existing hooks static, as
7375 appropriate. Set the appropriate entries in targetm.
7377 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7378 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7379 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7380 Remove prototypes for functions which are now static.
7382 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7383 related gunk; the Haifa scheduler is now the only choice.
7385 2001-08-18 Zack Weinberg <zackw@panix.com>
7387 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7388 * genopinit.c: Put floating point divide insns in sdiv_optab.
7389 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7390 * config/gofast.h, config/c4x/c4x.h,
7391 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7392 config/pa/long_double.h, config/rs6000/sysv4.h,
7393 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7394 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7395 (init_optabs): Use init_optabv for overflow-trapping optabs.
7396 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7397 cmp_optab RTX codes so have_insn_for can find them.
7399 * optabs.c (expand_simple_binop, expand_simple_unop,
7400 have_insn_for, gen_sub3_insn): New interfaces.
7401 * expr.h: Prototype new functions.
7402 (enum optab_methods): Move here from optabs.h.
7404 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7405 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7406 Use new functions instead of working directly with optabs.
7407 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7408 unroll.c: Don't include optabs.h.
7409 * caller-save.c, combine.c, function.c, stmt.c: Just include
7410 insn-codes.h, not optabs.h.
7411 * Makefile.in: Update dependencies.
7413 * combine.c (make_compound_operation, simplify_comparison):
7414 Fix typos testing for this or that instruction.
7416 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7418 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7419 generating libgcc.a.
7421 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7423 * except.c (TYPE_HASH): Delete.
7425 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7428 * tree.c (TYPE_HASH): Delete.
7430 * tree.h (TYPE_HASH): Define.
7432 2001-08-18 Graham Stott <grahams@redhat.com>
7434 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7436 (adddi3_internal_2+2): Likewise.
7437 (eh_set_lr_di+1): Likewise.
7439 2001-08-17 Richard Henderson <rth@redhat.com>
7441 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7442 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7443 * dwarf2asm.c: ... here.
7444 * dwarfout.c: Remove them.
7446 * varasm.c (assemble_integer): Add align parameter.
7447 (assemble_real, output_constant, output_constructor): Likewise.
7448 * output.h: Update decls.
7449 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7450 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7451 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7452 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7453 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7456 * final.c (end_final): Abort profile block generation if we
7457 havn't layed it out properly.
7458 * output.h (assemble_eh_integer): Remove stale decl.
7459 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7461 (assemble_integer): Handle unaligned data.
7462 (assemble_real): Abort on unaligned data.
7463 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7465 (default_dtor_section_asm_out_destructor): Use assemble_align.
7466 (default_named_section_asm_out_constructor): Likewise.
7467 (default_ctor_section_asm_out_constructor): Likewise.
7468 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7469 (machopic_asm_out_destructor): Likewise.
7470 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7471 (nextstep_asm_out_destructor): Likewise.
7472 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7473 (vms_asm_out_destructor): Likewise.
7475 2001-08-17 Richard Henderson <rth@redhat.com>
7477 * config/mips/iris6.h (TARGET_IRIX6): New.
7478 (current_section_name, current_section_flags): New.
7479 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7480 (MAX_OFILE_ALIGNMENT): New.
7481 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7482 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7483 (copy_file_data): Split out from
7484 (mips_asm_file_end): ... here.
7485 (mips_asm_file_start): Remove extra .section directive. Use
7486 tmpfile instead of mips_make_temp_file.
7487 (mips_unique_section): Use const char * as needed for warnings.
7488 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7489 re-add align parameter.
7490 (iris6_asm_named_section): New.
7491 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7492 (iris6_asm_output_align, iris6_section_align_1): New.
7493 (iris6_asm_file_start, iris6_asm_file_end): New.
7494 * config/mips/mips-protos.h: Update decls.
7496 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7498 * doc/install.texi (Install GCC): Add links to build status pages.
7500 (Final install): Ditto; request updates for specific info
7502 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7504 * cpperror.c (print_location): Don't take a file name; use the
7506 (_cpp_begin_message): Similarly.
7507 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7508 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7509 (cpp_pedwarn_with_file_and_line): Remove.
7510 * cppfiles.c (stack_include_file): Update; set filename to stdin
7511 here when appropriate.
7512 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7513 (_cpp_begin_message): Don't take a file name.
7514 * cppinit.c: Add comment.
7515 * cpplex.c: Fix end-of-directive indicator.
7516 * cpplib.c: Don't include intl.h.
7517 (run_directive, do_diagnostic): Update.
7518 (do_line): Update to not use nominal_fname.
7519 (cpp_push_buffer): Don't take a filename.
7520 * cpplib.h (struct ht): Remove.
7521 (cpp_push_buffer): Don't take a filename.
7522 (cpp_pedwarn_with_file_and_line): Remove.
7523 * cppmacro.c (struct cpp_macro): Remove file.
7524 (builtin_macro): Update.
7525 (_cpp_create_definition): Update.
7526 * cppmain.c: Correct comment.
7527 * fix-header.c (read_scan_file): Update.
7529 2001-08-17 Kazu Hirata <kazu@hxi.com>
7531 * sbitmap.c: Fix comment formatting.
7532 * sched-deps.c: Likewise.
7533 * sibcall.c: Likewise.
7534 * simplify-rtx.c: Likewise.
7536 * ssa-ccp.c: Likewise.
7537 * stor-layout.c: Likewise.
7538 * timevar.c: Likewise.
7539 * toplev.c: Likewise.
7540 * unwind-dw2.c: Likewise.
7541 * unwind-dw2-fde.c: Likewise.
7542 * varasm.c: Likewise.
7544 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7546 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7547 or larger than an integer in memory.
7549 2001-08-17 Zack Weinberg <zackw@panix.com>
7551 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7552 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7553 * rtl.h: Don't forward-declare union tree_node here. Don't
7554 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7555 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7556 and tree respectively.
7557 * tree.h: Don't forward-declare struct rtx_def here. Don't
7558 typedef tree here. Change all uses of struct rtx_def *,
7559 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7560 and tree respectively.
7562 2001-08-17 Richard Henderson <rth@redhat.com>
7564 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7565 config/mips/openbsd.h: Fix typos last change.
7567 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7569 * doc/invoke.texi (Optimize Options): The default for
7570 -finline-limit is 600.
7572 2001-08-17 Richard Henderson <rth@redhat.com>
7574 * varasm.c (text_section): Allow TEXT_SECTION to override the
7575 printing of TEXT_SECTION_ASM_OP.
7576 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7577 (DATA_SECTION, BSS_SECTION): Remove.
7578 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7579 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7580 Rename from s/_NAME//.
7581 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7582 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7583 (TEXT_SECTION): ... here. New.
7584 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7585 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7586 * config/mips/openbsd.h: Likewise.
7587 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7588 (mips_asm_file_end): Likewise test.
7589 (mips_output_function_epilogue): Likewise. Switch back to data
7590 section after emitting the function.
7592 * doc/tm.texi (Sections): Document TEXT_SECTION.
7594 2001-08-17 Richard Henderson <rth@redhat.com>
7596 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7597 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7599 2001-08-17 Richard Henderson <rth@redhat.com>
7601 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7602 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7603 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7604 Add aligned attribute.
7606 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7608 * config/sh/sh.md: Add modes to unspecs in first insn to match
7609 those in the second.
7611 * Makefile.in: Fix collect2 copy for Cygwin.
7613 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7615 Install the proper patch.
7616 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7617 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7618 (expand_function_start): Likewise.
7619 * stmt.c (expand_decl): Likewise.
7620 * varasm.c (make_decl_rtx): Likewise.
7622 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7624 * final.c: Undo my previous accidental checkin.
7625 * output.h: Likewise.
7626 * tm.texi: Likewise.
7628 2001-08-16 Richard Henderson <rth@redhat.com>
7630 * varasm.c (named_section_flags): Remove align parameter.
7631 * varasm.c, dwarf2out.c: Update all callers.
7632 * output.h: Update prototypes.
7634 * target.h (target.asm_out.named_section): Remove align parameter.
7635 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7636 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7637 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7638 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7639 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7641 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7642 (get_named_section_flags, set_named_section_flags): New.
7643 (named_section_flags): Use them.
7644 (named_section): Do decl vs section flags check here...
7645 (default_section_type_flags): ... not here.
7646 (init_varasm_once): Create in_named_htab.
7647 (resolve_unique_section): Mark reloc unused.
7649 2001-08-16 Richard Henderson <rth@redhat.com>
7651 * varasm.c (force_const_mem): Keep pool alignment in bits.
7652 (output_constant_pool): Use assemble_align.
7654 2001-08-16 Zack Weinberg <zackw@panix.com>
7656 * doc/tm.texi: Remove extra @table command.
7658 2001-08-16 Zack Weinberg <zackw@panix.com>
7660 * final.c (shorten_branches): Clear the end of the label_align
7661 array only if we made it larger. Break up messy expressions
7664 * diagnostic.c (internal_error): Check for error recursion
7665 before doing ICE suppression.
7667 * timevar.c: Timing variables now count in milliseconds.
7668 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7669 (get_time): Not here.
7670 (timevar_print): Don't print any timer whose user, cpu, and
7671 wall times are all zero as displayed.
7672 * timevar.h: Update comment aboout units. Make timevar
7675 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7677 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7678 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7679 (expand_function_start): Likewise.
7680 * stmt.c (expand_decl): Likewise.
7681 * varasm.c (make_decl_rtx): Likewise.
7683 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7685 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7686 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7688 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7690 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7693 2001-08-16 Andreas Jaeger <aj@suse.de>
7695 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7698 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7700 * rtl.h (only_sets_cc0_p): New prototype.
7701 * jump.c (sets_cc0_p): Handle INSN.
7702 (only_sets_cc0_p): New function.
7703 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7704 (tidy_fallthru_edge): Likewise.
7705 * integrate.c (copy_insn_list): Likewise.
7706 * unroll.c (unroll_loop): Likewise.
7707 (copy_loop_body): Likewise.
7709 2001-08-15 Jason Eckhardt <jle@redhat.com>
7711 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7713 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7715 * predict.c (struct block_info_def): Remove nvisited.
7716 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7717 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7719 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7720 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7723 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7725 * predict.def: Update hitrates.
7727 2001-08-15 Richard Henderson <rth@redhat.com>
7729 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7731 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7733 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7734 note from its associated jump.
7736 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7738 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7739 also on 64-bit s390x targets.
7741 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7743 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7745 (arm_expand_prologue): Handled nested functions which take a
7746 variable argument list.
7747 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7748 macro with an invocation of
7749 arm_compute_initial_elimination_offset.
7750 * config/arm/arm-protos.h: Prototype
7751 arm_compute_initial_elimination_offset.
7753 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7755 * doc/install.texi (Specific, avr): Fix markup.
7756 (Specific, c4x): Ditto.
7758 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7760 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7762 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7764 * Makefile.in (OBJS): Add rtl-error.o
7765 (rtl-error.o): New rule.
7766 (diagnostic.o): Adjust dependency.
7767 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7768 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7769 warning_for_asm): Move to...
7770 rtl-error.c: ...here. New file.
7772 2001-08-14 Richard Henderson <rth@redhat.com>
7774 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
7775 if USING_SJLJ_EXCEPTIONS.
7777 2001-08-14 Steve Ellcey <sje@cup.hp.com>
7779 * tlink.c (scan_linker_output): Check string for unsatisfied in
7780 addition to undefined and unresolved.
7782 2001-08-14 Graham Stott <grahams@redhat.com>
7784 * libgcc2.c (*): Replace EH_FRAME_SECTION with
7785 EH_FRAME_SECTION_NAME.
7787 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7789 * genattrtab.c (simplify_test_exp_in_temp): New function.
7790 (simplify_test_exp): Avoid explicit use of temporary obstack.
7791 (simplify_cond, insert_right_side, evaluate_eq_attr,
7792 simplify_and_tree, simplify_or_tree, eliminate_known_true):
7793 Use simplify_test_exp_in_temp.
7794 (optimize_attrs): Iterate until expression stabilizes.
7796 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
7798 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
7799 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
7801 2001-08-13 Richard Henderson <rth@redhat.com>
7803 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
7804 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
7805 * config/arm/conix-elf.h: Likewise.
7807 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7809 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
7811 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
7813 * gcse.c (hash_scan_set): Expressions that are set as part of
7814 jump instructions are not available.
7816 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7818 * config/s390/s390.c (print_operand, s390_function_prologue,
7819 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
7821 2001-08-13 Richard Henderson <rth@redhat.com>
7823 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
7824 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
7825 * doc/tm.texi (Exception Region Output): Document it.
7827 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7829 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
7830 DWARF2 instead of stabs by default.
7832 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7834 * config/rs6000/rs6000.c: Include optabs.h.
7836 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7838 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
7839 save/restore routines.
7840 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
7842 2001-08-13 Andreas Jaeger <aj@suse.de>
7844 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
7845 the english is correct.
7847 2001-08-13 Zack Weinberg <zackw@panix.com>
7849 * expr.h: Split out optab- and libfunc-related code to...
7850 * optabs.h, libfuncs.h: ... these new headers.
7852 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
7854 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
7856 * mkconfig.sh: Don't include insn-codes.h from config.h.
7858 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
7859 enum insn_code is available. Move reload_in_optab and
7860 reload_out_optab array declarations to optabs.h.
7861 * regmove.c (gen_add3_insn): Move to optabs.c, export from
7862 there, prototype in expr.h.
7863 * gencodes.c: Cleanup: zap global variables, don't use
7864 printf where puts will do, don't bother defining MAX_INSN_CODE
7865 which nothing uses, let CODE_FOR_nothing get its value implicitly.
7867 * genemit.c, genopinit.c: Include optabs.h in generated file.
7868 * genoutput.c: Include insn-codes.h in generated file.
7869 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
7870 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
7871 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
7872 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
7873 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
7874 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
7876 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
7877 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
7878 config/m88k/m88k.c, config/sparc/sparc.c:
7880 * reload.c: Include expr.h and optabs.h before reload.h.
7881 * config/alpha/alpha.c: Include tree.h before reload.h.
7882 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
7883 and reload.h in that order.
7884 * config/sparc/sparc.c: Include debug.h.
7885 * recog.c: Include insn-codes.h.
7887 2001-08-13 Andreas Jaeger <aj@suse.de>
7889 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
7892 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
7894 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
7895 * gcc.c (init_spec): Fix typo in comment.
7896 * varasm.c (data_section): Fix typo in comment.
7898 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
7900 * predict.c (dump_prediction): New argument "USED".
7901 (combine_predictions_for_insn): Determine the used heuristics,
7902 output the case no heuristic applied.
7903 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
7905 2001-08-13 Andreas Jaeger <aj@suse.de>
7907 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
7910 2001-08-13 Kazu Hirata <kazu@hxi.com>
7912 * jump.c: Fix formatting.
7914 2001-08-13 Kazu Hirata <kazu@hxi.com>
7916 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
7919 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
7921 * loop.c (check_dbra_loop): Use condjump_label to compute
7924 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
7925 to better document the files they're in.
7927 2001-08-12 Zack Weinberg <zackw@panix.com>
7929 * recog.h (struct insn_operand_data): Shrink 'mode' field
7932 2001-08-12 Kazu Hirata <kazu@hxi.com>
7934 * gcc.c: Fix comment formatting.
7935 * gccspec.c: Likewise.
7938 * genemit.c: Likewise.
7939 * gengenrtl.c: Likewise.
7940 * genrecog.c: Likewise.
7941 * gensupport.c: Likewise.
7942 * ggc-page.c: Likewise.
7943 * global.c: Likewise.
7944 * graph.c: Likewise.
7945 * ifcvt.c: Likewise.
7946 * integrate.c: Likewise.
7948 * libgcc2.c: Likewise.
7950 * mbchar.c: Likewise.
7951 * optabs.c: Likewise.
7952 * predict.c: Likewise.
7953 * prefix.c: Likewise.
7954 * profile.c: Likewise.
7955 * protoize.c: Likewise.
7957 * recog.c: Likewise.
7958 * regclass.c: Likewise.
7959 * regmove.c: Likewise.
7960 * reg-stack.c: Likewise.
7961 * reload1.c: Likewise.
7962 * resource.c: Likewise.
7963 * rtlanal.c: Likewise.
7966 2001-08-12 Kazu Hirata <kazu@hxi.com>
7968 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
7969 a tree representing a constant is passed to the macro.
7971 2001-08-12 Richard Henderson <rth@redhat.com>
7973 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
7974 (rs6000_elf_asm_out_destructor): New.
7975 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
7976 (DTORS_SECTION_ASM_OP): Remove.
7977 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7978 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
7980 2001-08-12 David Edelsohn <edelsohn@gnu.org>
7983 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7984 * gcc.c (set_collect_gcc_options): New function, split out from
7986 Ignore elided switches.
7987 (do_spec_1): Invoke before executing command.
7988 (set_input): Export.
7989 Move declaration ...
7990 * gcc.h (set_input): ... here.
7991 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
7994 2001-08-12 Richard Henderson <rth@redhat.com>
7996 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
7997 thinko wrt TARGET_RELOCATABLE.
7999 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
8001 * fix-header.c (cb_file_change): Update prototype.
8003 2001-08-11 Zack Weinberg <zackw@panix.com>
8005 * toplev.c (set_float_handler): Make static.
8006 * toplev.h: Don't prototype set_float_handler.
8008 * simplify-rtx.c: Don't include setjmp.h.
8009 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
8011 (simplify_unary_operation, simplify_binary_operation): Use them,
8012 via do_float_handler.
8014 * fold-const.c: Don't include setjmp.h.
8015 (exact_real_inverse_1): New function.
8016 (exact_real_inverse): Use it, via do_float_handler.
8018 * varasm.c: Don't include setjmp.h.
8019 (assemble_real_1): New function.
8020 (assemble_real): Use it, via do_float_handler.
8021 Call internal_error if we get a trap here.
8023 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
8024 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
8026 2001-08-11 Zack Weinberg <zackw@panix.com>
8028 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
8029 STACK_BOUNDARY if not already defined.
8031 * calls.c, function.c, reload1.c, explow.c: Don't default
8032 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
8033 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
8035 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
8038 * doc/tm.texi: Document that STACK_BOUNDARY is required;
8039 clarify difference between it and PREFERRED_STACK_BOUNDARY.
8041 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8043 * cppmacro.c (enter_macro_context): Push macro expansions even
8046 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8048 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
8049 (rs6000_elf_section_type_flags): Actually return a value.
8051 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8053 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
8054 Clean up code: add missing comments and prototypes, fix warnings,
8055 remove obsolete code, fix spacing to conform to coding style.
8057 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8059 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
8060 and TARGET_ASM_CLOSE_PAREN.
8061 (regclass_map): CC register belongs to class NO_REGS.
8062 (legitimize_pic_address): Don't generate unnecessary moves
8063 (to avoid confusing loop optimization).
8064 (check_and_change_labels): Replace jump_long by indirect_jump.
8065 (s390_final_chunkify): Don't start a new literal pool on section
8066 switch in 64-bit code.
8067 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
8069 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
8070 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
8071 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
8073 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
8074 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
8075 (CONST_COSTS): Fixed incorrect costs.
8077 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
8078 Use emit_jump instead of emit_jump_insn (gen_jump).
8079 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
8080 (to avoid confusing flow analysis).
8081 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
8082 (casesi, casesi_jump): New.
8083 (jump_long): Removed. Functionality merged into indirect_jump.
8084 (indirect_jump): Accept address_operand, not just register_operand.
8085 (cjump_long, icjump_long): Use same logic as indirect_jump.
8086 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
8087 Fixed broken setjmp/longjmp handling.
8088 (do_builtin_setjmp_setup): Removed.
8090 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
8091 broken GNU as versions that don't accept .quad with large
8092 negative values. Use hexadecimal output instead.
8093 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
8094 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
8095 FUNCTION_EPILOGUE): Removed. Now in targetm.
8097 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
8099 * config/s390/fixdfdi.h: Add missing copyright statement.
8100 Fix type conflicts on 64-bit. Add missing SFmode routines.
8102 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
8105 2001-08-11 Richard Henderson <rth@redhat.com>
8107 * rtl.h (REG_EH_RETHROW): Remove.
8108 * rtl.c (reg_note_name): Update.
8109 * combine.c (distribute_notes): Don't check for it.
8111 2001-08-11 Richard Henderson <rth@redhat.com>
8113 * combine.c (distribute_notes): Place REG_SETJMP.
8115 2001-08-11 Richard Henderson <rth@redhat.com>
8117 * doc/extend.texi (Arrays and pointers implementation): Discourage
8118 relying on sign-extension of pointers.
8120 2001-08-11 H.J. Lu <hjl@gnu.org>
8122 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
8124 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
8125 RDATA_SECTION_ASM_OP.
8127 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8129 * doc/install.texi (Specific, c4x): Fix cross-reference to the
8130 main manual to work both for info and HTML versions.
8132 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8133 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8135 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
8136 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
8137 (struct cpp_pool): New member first.
8138 * cppinit.c (append_include_chain): Plug memory leaks.
8139 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
8140 Allocate pragma structures from the (aligned) macro pool to
8141 avoid leaking memory.
8142 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
8143 so we don't leak memory.
8144 * hashtable.c (ht_destroy): New.
8145 * hashtable.h (ht_destroy): New.
8147 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8148 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8150 * c-lex.c (map): Make const.
8151 (cb_file_change): Update for callback passing a line map.
8152 Don't assume we have a previous map. Remove sanity check
8153 about popping too many files.
8154 * cpperror.c (print_location): Make map const.
8155 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
8156 (cpp_make_system_header): Similarly.
8157 (search_from): Similarly.
8158 (_cpp_execute_include): Don't remember where we came from.
8159 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
8160 (struct cpp_reader): Make map const.
8161 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
8162 * cpplib.c (do_line): Update; line maps now hold sysp.
8163 (cpp_push_buffer): Similarly.
8164 (_cpp_do_file_change): Similarly; callback with map instead.
8165 (cpp_get_line_maps): Constify return value.
8166 (_cpp_pop_buffer): Update.
8167 * cpplib.h (struct cpp_file_change): Remove.
8168 (struct cpp_callbacks): Update.
8169 (cpp_get_line_maps): Constify return value.
8170 * cppmacro.c (_cpp_create_definition): Update.
8171 * cppmain.c (struct printer): Constify map.
8172 (maybe_print_line): Similarly.
8173 (print_line): Similarly. Deduce flags 1 and 2 here.
8174 (cb_file_change): Update.
8175 * line-map.c (free_line_maps): Warn regardless.
8176 (add_line_map): Return pointer to const. When passed NULL to_file
8177 with LC_LEAVE, use the obvious values for the return point so the
8178 caller doesn't have to figure them out.
8179 (lookup_line): Return pointer to const.
8180 (print_containing_files): Take pointer to const.
8181 * line-map.h (struct line_map): New members reason, sysp.
8182 (add_line_map): Return pointer to const.
8183 (lookup_line): Similarly.
8184 (print_containing_files): Take pointer to const.
8186 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
8187 Richard Henderson <rth@redhat.com>
8189 * regmove.c (regmove_optimize): Avoid setting a register twice in
8192 2001-08-10 Richard Henderson <rth@redhat.com>
8194 * doc/extend.texi (Arrays and pointers implementation): Document
8195 behavior of pointer/integer conversion.
8197 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
8199 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
8201 2001-08-10 Richard Henderson <rth@redhat.com>
8203 * doc/extend.texi (C Implementation): New chapter.
8204 * doc/gcc.texi (Top): Link it in.
8206 2001-08-10 Andrew Cagney <ac131313@redhat.com>
8208 * doc/install.texi (Specific): Fix CVS merge botch.
8210 2001-08-10 Richard Henderson <rth@redhat.com>
8212 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
8213 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
8215 2001-08-10 Zack Weinberg <zackw@stanford.edu>
8217 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
8218 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
8219 this macro is now required.
8221 * cselib.c (cselib_process_insn), flow.c (propagate_block),
8222 loop.c (find_and_verify_loops), reload.c (reload): Check
8223 for rtx code of CALL_INSN, not CALL, when deciding if we
8224 need to check for REG_SETJMP note.
8226 * gcse.c (compute_hash_table, compute_store_table): Update
8227 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
8230 * config/avr/avr.c: Fix typo.
8231 * config/convex/convex.c (expand_movstr): Use adjust_address.
8232 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
8234 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
8235 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
8237 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
8238 Do define STACK_BOUNDARY.
8239 * config/i370/i370.c: Include expr.h.
8240 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
8241 config/pa/som.h, config/v850/v850.h: Take in_ctors and
8242 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
8243 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
8244 * config/m88k/m88k.c: Include c-tree.h after expr.h.
8245 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
8246 * config/romp/romp.c: Include expr.h after tree.h.
8248 (output_fpop): Use xmalloc, not oballoc.
8249 * config/we32k/we32k.c: Include expr.h.
8251 2001-08-10 Kazu Hirata <kazu@hxi.com>
8253 * config/h8300/h8300.h: Fix formatting.
8255 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8257 * c-common.h (RETURN_NULLIFIED_P): Lose.
8258 * c-semantics.c (genrtl_return_stmt): Don't check it.
8260 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8262 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
8263 (mips_annotate_frame_insn): New function.
8264 (mips_emit_frame_related_store): New function.
8265 (save_restore_insns): Don't mark instructions that set up the base
8266 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
8267 the store instructions instead.
8268 (mips_expand_prologue): If the stack size is moved into a temporary
8269 register, do not mark that move as frame-related. Add a
8270 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
8272 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8274 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
8275 stack slot as unchanging if current_function_calls_eh_return.
8277 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8279 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
8280 access the second half of the TFmode scratch operand.
8282 2001-08-10 Anthony Green <green@redhat.com>
8284 * java/class.c (emit_register_classes): Conditionalize code on
8287 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8289 * doc/install.texi (Specific, avr): Fix cross-reference to the
8290 main manual to work both for info and HTML versions.
8292 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8294 * stmt.c (expand_null_return_1): Remove code to generate simple returns
8295 and "use_goto" argument.
8296 (expand_null_return, expand_value_return): Update all callers.
8297 * function.c (expand_function_end): Remove code to generate simple
8299 * config/vax/vax.md (epilogue): New expander for function return.
8300 * doc/md.texi (epilogue): Remove "if defined".
8302 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8304 * Makefile.in: Partially revert my previous change:
8305 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
8306 of the hashtab.o and safe-ctype.o rules.
8308 2001-08-09 Richard Henderson <rth@redhat.com>
8310 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
8311 (USE_COLLECT2): Remove duplicate definition.
8312 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
8313 (use_collect2): Remove dead code.
8314 * configure.in (use_collect2): Remove will_use_collect2 and
8315 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
8316 * configure: Rebuild.
8318 * target.h (targetm.asm_out.constructor): New.
8319 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
8320 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
8321 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
8322 * varasm.c (in_ctors, in_dtors): New.
8323 (assemble_constructor, assemble_destructor): Remove.
8324 (default_stabs_asm_out_destructor): New.
8325 (default_named_section_asm_out_destructor): New.
8326 (dtors_section, default_dtor_section_asm_out_destructor): New.
8327 (default_stabs_asm_out_constructor): New.
8328 (default_named_section_asm_out_constructor): New.
8329 (ctors_section, default_ctor_section_asm_out_constructor): New.
8330 * output.h: Update declarations.
8331 * c-decl.c (c_expand_body): Use target hooks instead of
8332 assemble_constructor and assemble_destructor.
8333 * profile.c (output_func_start_profiler): Likewise.
8334 * objc/objc-act.c (finish_objc): Likewise.
8335 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8336 for the constructor.
8337 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8339 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8340 (DTORS_SECTION_ASM_OP): Likewise.
8341 (__CTOR_LIST__): Use attribute section when possible.
8342 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8344 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8345 ASM_OUTPUT_CONSTRUCTOR.
8347 * config/darwin.c (machopic_asm_out_constructor): New.
8348 (machopic_asm_out_destructor): New.
8349 * config/darwin-protos.h: Update declarations.
8350 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8351 (ASM_OUTPUT_DESTRUCTOR): Remove.
8352 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8353 * config/nextstep.c (nextstep_asm_out_constructor): New.
8354 (nextstep_asm_out_destructor): New.
8355 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8356 (ASM_OUTPUT_DESTRUCTOR): Remove.
8357 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8358 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8359 ASM_OUTPUT_*STRUCTOR.
8360 * config/i386/aix386ng.h: Likewise.
8362 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8363 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8364 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8365 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8366 * config/lynx.h: Likewise.
8367 * config/netware.h: Likewise.
8368 * config/psos.h: Likewise.
8369 * config/alpha/alpha-interix.h: Likewise.
8370 * config/alpha/elf.h: Likewise.
8371 * config/arc/arc.h: Likewise.
8372 * config/arm/aof.h: Likewise.
8373 * config/arm/coff.h: Likewise.
8374 * config/arm/elf.h: Likewise.
8375 * config/c4x/c4x.h: Likewise.
8376 * config/h8300/h8300.h: Likewise.
8377 * config/i386/cygwin.h: Likewise.
8378 * config/i386/djgpp.h: Likewise.
8379 * config/i386/i386-coff.h: Likewise.
8380 * config/i386/i386-interix.h: Likewise.
8381 * config/i386/sco5.h: Likewise.
8382 * config/i386/vsta.h: Likewise.
8383 * config/i386/win32.h: Likewise.
8384 * config/i960/i960-coff.h: Likewise.
8385 * config/ia64/sysv4.h: Likewise.
8386 * config/m68hc11/m68hc11.h: Likewise.
8387 * config/m68k/coff.h: Likewise.
8388 * config/m68k/mot3300.h: Likewise.
8389 * config/m88k/m88k.h: Likewise.
8390 * config/mcore/mcore-pe.h: Likewise.
8391 * config/mcore/mcore.h: Likewise.
8392 * config/mips/elf.h: Likewise.
8393 * config/mips/elf64.h: Likewise.
8394 * config/mips/iris6.h: Likewise.
8395 * config/pa/pa64-hpux.h: Likewise.
8396 * config/rs6000/sysv4.h: Likewise.
8397 * config/sh/sh.h: Likewise.
8398 * config/sparc/litecoff.h: Likewise.
8400 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8401 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8402 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8403 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8404 (ASM_OUTPUT_DESTRUCTOR): Remove.
8405 * config/a29k/a29k.c: Move include of tree.h.
8406 * config/a29k/udi.h: Delete file.
8407 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8408 (vms_asm_out_destructor): New.
8409 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8410 (EXTRA_SECTION_FUNCTIONS): Likewise.
8411 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8412 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8413 * config/c4x/c4x.c: Move include of tree.h.
8414 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8415 (clix_asm_out_destructor): New.
8416 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8417 (ASM_OUTPUT_DESTRUCTOR): Remove.
8418 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8419 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8420 (TARGET_ASM_CONSTRUCTOR): New.
8421 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8422 (sco_asm_out_constructor): New.
8423 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8424 * config/i386/svr3gas.h: Remove stack grows up code.
8425 Remove code duplicated from i386/sysv3.h.
8426 (TARGET_ASM_CONSTRUCTOR): New.
8427 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8428 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8429 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8430 (TARGET_ASM_CONSTRUCTOR): New.
8431 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8432 (m68hc11_asm_out_destructor): New.
8433 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8434 (TARGET_ASM_DESTRUCTOR): New.
8435 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8436 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8437 config/svr3.h pertaining to section manipulation.
8438 * config/m68k/dpx2g.h: Remove #if 0 code.
8439 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8440 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8441 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8442 (TARGET_ASM_CONSTRUCTOR): New.
8443 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8444 (m88k_svr3_asm_out_constructor): New.
8445 (m88k_svr3_asm_out_destructor): New.
8446 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8447 (ASM_OUTPUT_DESTRUCTOR): Remove.
8448 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8449 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8450 * config/rs6000/aix.h: Likewise.
8451 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8452 * config/mips/vxworks.h: Likewise.
8453 * config/rs6000/lynx.h: Likewise.
8454 * config/sh/elf.h: Likewise.
8455 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8456 (DTORS_SECTION_ASM_OP): New.
8457 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8458 (ASM_OUTPUT_DESTRUCTOR): Remove.
8459 * config/sparc/sol2-sld-64.h: Likewise.
8460 * config/vax/vax.c (vms_asm_out_constructor): New.
8461 (vms_asm_out_destructor): New.
8462 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8463 (ASM_OUTPUT_DESTRUCTOR): Remove.
8464 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8466 * doc/tm.texi (@node Initialization): Update.
8468 2001-08-09 Richard Henderson <rth@redhat.com>
8470 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8471 (__do_global_dtors_aux): Use gp-relative static data to avoid
8472 one dynamic relocation.
8473 (__do_frame_setup): Register Java classes.
8474 * config/alpha/crtend.asm (__JCR_END__): New.
8476 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8478 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8479 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8480 (GEN, STAGESTUFF): Add new files.
8481 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8482 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8483 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8484 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8485 as well as insn-codes.h and insn-flags.h in config.h; and no
8486 extra headers in tconfig.h and hconfig.h.
8488 * gencodes.c: Eliminate code to generate predicate declarations
8489 or #defines for md-file constants.
8490 * genconstants.c, genpreds.c: New files.
8492 * i386.md: Re-order guard expressions such that TARGET_64BIT
8493 comes first, when this permits better optimization. Add
8494 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8495 why this is desirable.
8497 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8499 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8500 (find_fde_for_dso): Remove.
8501 (_Unwind_IteratePhdrCallback): New.
8502 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8503 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8505 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8507 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8508 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8510 2001-08-09 Graham Stott <grahams@redhat.com>
8512 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8513 (vis_no_unit): Use it.
8514 (visualize_no_unit): Add the insn only if room exists.
8516 2001-08-09 Graham Stott <grahams@redhat.com>
8518 * predict.c (estimate_probability): Replace magic numbers with
8519 appropriate enumeration.
8521 2001-08-09 Graham Stott <grahams@redhat.com>
8523 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8525 (EXTRACT_FLAGS): Likewise.
8527 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8529 * config/mips/mips.c (mips_legitimate_address_p): Check for
8530 CONST_INT in last patch.
8532 2001-08-08 Anthony Green <green@redhat.com>
8534 * java/class.c (emit_register_classes): Use assemble_jcr if
8535 possible. Keep the original mechanism as a fallback.
8536 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8537 and weak symbol support.
8538 * crtstuff.c (__JCR_LIST__): Define.
8539 (__JCR_END__): Define.
8540 (_Jv_RegiserClasses): Define weak symbol if possible.
8541 (__do_global_ctors_aux): Register classes for ELF targets with
8542 weak symbol support.
8544 2001-08-08 Kazu Hirata <kazu@hxi.com>
8546 * dbxout.c: Fix comment formatting.
8547 * dependence.c: Likewise.
8549 * diagnostic.c: Likewise.
8550 * dominance.c: Likewise.
8551 * doprint.c: Likewise.
8552 * dwarf2out.c: Likewise.
8553 * dwarfout.c: Likewise.
8554 * emit-rtl.c: Likewise.
8555 * except.c: Likewise.
8556 * explow.c: Likewise.
8557 * expmed.c: Likewise.
8560 * fold-const.c: Likewise.
8561 * function.c: Likewise.
8563 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8565 * global.c (retry_global_alloc): Avoid shadowing allocno.
8567 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8569 * except.c (remove_fixup_regions): Fix typo.
8571 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8573 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8574 unsigned HOST_WIDE_INT to avoid warning.
8575 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8576 * flow.c (set_block_for_new_insns): Likewise.
8578 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8580 * sibcall.c (return_value_pseudo): New static variable.
8581 (skip_copy_to_return_value): Handle return_value_pseudo.
8582 (call_ends_block_p): Ensure that return_value_pseudo is set.
8583 (optimize_sibling_and_tail_recursive_call): Discover the
8584 load of pseudo return value in alternate exit block.
8586 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8588 * calls.c (ECF_ALWAYS_RETURN): New constant.
8589 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8590 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8591 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8592 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8593 * rtl.c (reg_note_name): New name.
8594 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8596 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8598 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8600 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8602 * alias.c (get_alias_set): Return a previously calculated
8603 alias set for a VAR_DECL.
8604 * function.c (gen_mem_addressof): Calculate the alias set before
8607 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8609 * predict.def: Set hitrates according our experimental run.
8611 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8613 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8615 2001-08-08 H.J. Lu <hjl@gnu.org>
8617 * config/mips/mips.c (mips_unique_section): New. Copied from
8620 * config/mips/mips-protos.h (mips_unique_section): New
8623 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8625 * config/mips/little.h: New. Generic little endian mips
8626 targets. Only mips*-*-linux* is converted to use it so far.
8628 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8629 (WCHAR_TYPE): Defined
8630 (WCHAR_TYPE_SIZE): Likewise.
8631 (INIT_SUBTARGET_OPTABS): Likewise.
8632 (BSS_SECTION_ASM_OP): Likewise.
8633 (SBSS_SECTION_ASM_OP): Likewise.
8634 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8635 (ASM_DECLARE_OBJECT_NAME): Likewise.
8636 (UNIQUE_SECTION): Likewise.
8637 (EXTRA_SECTIONS): Likewise.
8638 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8639 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8640 (ASM_OUTPUT_DEF): Likewise.
8641 (HANDLE_SYSV_PRAGMA): Removed.
8642 (NO_IMPLICIT_EXTERN_C): Likewise.
8643 (TARGET_MEM_FUNCTIONS): Likewise.
8644 (STARTFILE_SPEC): Likewise.
8645 (ENDFILE_SPEC): Likewise.
8646 (LIB_SPEC): Likewise.
8647 (INVOKE__main): Likewise.
8648 (CTOR_LIST_BEGIN): Likewise.
8649 (CTOR_LIST_END): Likewise.
8650 (DTOR_LIST_BEGIN): Likewise.
8651 (DTOR_LIST_END): Likewise.
8652 (SET_ASM_OP): Likewise.
8653 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8654 (ASM_OUTPUT_DEF): Likewise.
8655 (ASM_OUTPUT_IDENT): Likewise.
8657 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8658 (CPLUSPLUS_CPP_SPEC): Likewise.
8659 (ASM_APP_ON) Redefine only if not defined.
8660 (ASM_APP_OFF): Likewise.
8661 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8662 (ASM_OUTPUT_IDENT): Likewise.
8664 * config.gcc: Update tm_file for Linux/mips.
8666 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8668 * cselib.c (cselib_record_sets): If insn is predicated, turn
8669 sources into IF_THEN_ELSEs.
8671 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8672 Turn into define_insn_and_split.
8674 * sched-deps.c: Include "cselib.h".
8675 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8676 Use cselib to turn memory addresses into VALUEs.
8677 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8678 * sched-int.h (struct sched_info): New member USE_CSELIB.
8679 * sched-ebb.c (ebb_sched_info): Initialize it.
8680 * sched-rgn.c (rgn_sched_info): Likewise.
8681 * Makefile.in (sched-deps.o): Update dependencies.
8683 * cselib.h (cselib_subst_to_values): Declare.
8684 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8685 that have no value and autoincs to be handled by generating a new
8688 2001-08-08 Graham Stott <grahams@redhat.com>
8690 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8691 within fixed length SEQUENCE.
8693 2001-08-08 Graham Stott <grahams@redhat.com>
8695 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8696 (diagnostic_prefixing_rule): Likewise.
8697 (diagnostic_line_cutoff): Likewise.
8698 (diagnostic_kind_count): Likewise.
8700 2001-08-08 Graham Stott <grahams@redhat.com>
8702 * alias.c (find_base_decl): Delete redundent assignment.
8704 2001-08-08 Graham Stott <grahams@redhat.com>
8706 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8707 (abs): Uppercase and paranthesize macro parameter.
8708 (MEM_DEPENDENCY): Add whitespace.
8710 2001-08-08 Graham Stott <grahams@redhat.com>
8712 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8713 failure check for CONST_INT
8715 2001-08-08 Graham Stott <grahams@redhat.com>
8717 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8718 (libcall_dead_p): Likewise.
8720 (mark_used_regs): Constify fmt.
8721 (find_use_as_address): Likewise.
8723 2001-08-08 Graham Stott <grahams@redhat.com>
8725 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8728 2001-08-08 Graham Stott <grahams@redhat.com>
8730 * combine.c (combine_simplify_rtx): Update comment and
8731 remove erroneous test.
8733 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8735 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8736 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8737 take care to avoid multiple no-newline at EOF warnings in that
8740 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8742 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8743 (emit_library_call_value_1): Likewise.
8744 (emit_call_1): Emit REG_SETJMP note.
8745 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8747 * cselib.c (cselib_process_insn): Likewise.
8748 * flow.c (propagate_block): Likewise.
8749 * loop.c (find_and_verify_loops): Likewise.
8750 * reload.c (find_equiv_regs): Likewise.
8751 * reload1.c (reload): Likewise.
8752 * resource.c (mark_referenced_resources,
8753 mark_set_resources): Likewise.
8754 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8755 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8756 * haifa-sched.c (unlink_other_notes): Likewise.
8757 (reemit_notes): Likewise.
8758 * sched-ebb.c (sched_ebb): Likewise.
8759 * sched-rgc.c (sched_region): Likewise.
8760 * rtl.c (note_insn_name): Likewise.
8761 (reg_note_name): Add REG_SETJMP
8762 * rtl.h (reg_note): Add REG_SETJMP.
8763 (insn_note): Remove NOTE_INSN_SETJMP.
8765 * profile.c (branch_prob): Add fake edges for setjmp.
8767 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8769 * config.gcc: Quote target_cpu_default2 correctly for
8770 powerpc*-*-* targets.
8772 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8774 * cpplib.h, line-map.h: Update comments.
8775 * cppmain.c (printer_init): Move inline.
8776 (maybe_print_line, print_line): Take a map pointer.
8777 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
8778 (cb_file_change): Don't use prior value of print.map.
8780 2001-08-07 David Edelsohn <edelsohn@gnu.org>
8782 * doc/install.texi: Document fine-grained multilib configuration.
8784 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8786 * rtlanal.c (find_first_parameter_load): Call note_stores
8787 only on the instructions.
8789 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8791 * alias.c (nonlocal_mentioned_p):
8792 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
8793 * calls.c (emit_call_1): Likewise.
8794 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
8795 * cselib.c (cselib_process_insn): Likewise.
8796 * df.c (df_insns_modify): Likewise.
8797 * flow.c (need_fake_edge_p): Likewise.
8798 (propagate_one_insn): Likewise.
8799 * haifa-sched.c (reemit_notes): Likewise.
8800 * integrate.c (copy_insn_list): Likewise.
8801 * jump.c (delete_prior_computation): Likewise.
8802 * local-alloc.c (validate_equiv_mem): Likewise.
8803 * loop.c (scan_loop): Likewise.
8804 * predict.c (estimate_probability): Likewise.
8805 * reload.c (reload): Likewise.
8806 * sched-deps (sched_analyze): Likewise.
8807 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
8808 * gcse.c (compute_hash_table): Likewise.
8809 (mark_call): Likewise.
8810 (store_killed_in_insn): Likewise.
8812 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
8814 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
8816 2001-08-06 Richard Henderson <rth@redhat.com>
8818 * varasm.c (assemble_gc_entry): Remove.
8819 * output.h: Likewise.
8821 2001-08-06 Richard Henderson <rth@redhat.com>
8823 * varasm.c (assemble_constructor): Take a symbol_ref and a
8824 priority instead of a bare string. Move priority handling
8825 here from cp/decl2.c.
8826 * output.h: Update decls.
8828 * c-decl.c (c_expand_body): Update calls to assemble_constructor
8829 and assemble_destructor.
8830 * profile.c (output_func_start_profiler): Likewise.
8831 * objc/objc-act.c (finish_objc): Likewise.
8832 (build_module_descriptor): Return the symbol not the symbol name.
8834 2001-08-06 David Edelsohn <edelsohn@gnu.org>
8836 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
8837 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
8838 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
8839 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
8840 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
8841 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
8843 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8845 * cpperror.c (print_containing_files): Moved to line-map.c.
8846 (print_location): line-map.c handles re-listing or otherwise.
8847 * cpphash.h (struct lexer_state): Remove next_bol.
8848 (struct cpp_buffer): Remove include_stack_listed.
8849 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8850 Remove faked buffer handling.
8851 (_cpp_do_file_change): Tweak.
8852 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
8853 * cppmain.c (struct printer): Remove filename.
8854 (print_line, cb_file_change): Update accordingly.
8855 * line-map.c: Include intl.h.
8856 (init_line_maps): Initialize last_listed.
8857 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
8858 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
8859 (print_containing_files): New.
8860 * line-map.h (struct line_maps): New member last_listed.
8861 (print_containing_files, INCLUDED_FROM): New.
8862 * Makefile.in: Update.
8863 * po/POTFILES.in: Add line-map.c.
8865 2001-08-06 Richard Henderson <rth@redhat.com>
8867 * except.c (convert_from_eh_region_ranges_1): Never mark
8868 USE or CLOBBER insns as throwing.
8870 * expr.c (store_constructor): Don't clobber memory targets.
8872 2001-08-06 Andreas Jaeger <aj@suse.de>
8874 * profile.c (branch_prob): Remove unused variable insn.
8876 * Makefile.in (local-alloc.o): Add dependency on except.h.
8878 * local-alloc.c: Include except.h for can_throw_internal prototype.
8880 2001-08-06 Richard Henderson <rth@redhat.com>
8882 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
8883 * function.c (expand_main_function): Implement it.
8884 * doc/tm.texi: Document it.
8886 2001-08-06 Stan Shebs <shebs@apple.com>
8888 * doc/install.texi: Document powerpc-*-darwin* details.
8890 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
8892 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
8893 (ASM_CPU_SPEC): Move back to rs6000.h
8894 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
8896 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
8898 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
8901 * config/rs6000/linux64.h: Ditto.
8903 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8904 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
8907 Remove accidently readded definitions of FUNCTION_PROLOGUE,
8908 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
8910 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8913 2001-08-05 Richard Henderson <rth@redhat.com>
8915 * local-alloc.c (update_equiv_regs): Do not move insns that
8918 2001-08-05 Jan Hubicka <jh@suse.cz>
8920 * Makefile.in (reload1.o): Add dedendancy on except.h
8921 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
8923 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
8924 indicating wehther edges has been cleaned up.
8925 * reload1.c: Inlucde except.h
8926 (fixup_abnormal_edges): Accept deleted insns.
8927 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
8930 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8932 * cpplib.c (do_line): Correct line number after pop_buffer.
8934 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8936 PR preprocessor/3824
8937 * line-map.c: Update comments.
8938 * line-map.h: Update comments.
8939 * tradcif.y: Don't consider large numbers unsigned.
8941 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8943 PR preprocessor/3081
8944 * c-lex.c (map): New.
8945 (cb_file_change): Update map and use it.
8946 (cb_def_pragma, cb_define, cb_undef): Use map and line.
8947 (c_lex): Update to use map.
8948 * cpperror.c (print_location): Move to using logical line numbers.
8949 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
8950 (cpp_make_system_header): Similarly.
8951 (_cpp_execute_include): Stop line numbering hacks. Store the
8952 line we will return to.
8953 * cpphash.h (CPP_BUF_LINE): Remove.
8954 (struct cpp_buffer): Remove lineno and pseudo_newlines.
8955 Add map and return_to_line.
8956 (_cpp_do_file_change): Update.
8957 * cppinit.c (cpp_start_read): Update line kludge.
8958 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
8959 (trigraph_ok): Use logical line numbers for diagnostics.
8960 (skip_block_comment): Likewise.
8961 (skip_whitespace): Likewise.
8962 (skip_line_comment): Use pfile->line instead.
8963 (_cpp_lex_token): Update to use logical line numbering exclusively.
8964 Handle BOL locally. Accept new lines in directives, but keep
8965 pfile->line decremented. Diagnostics use logical lines. Update
8967 * cpplib.c (SEEN_EOL): New.
8968 (skip_rest_of_line, check_eol): Use it.
8969 (end_directive): Increase line number when accepting the newline
8970 at the end of a directive.
8971 (run_directive): Simplify.
8972 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
8973 (_cpp_do_file_change): Update to take buffer line number as an
8974 argument, and store the current map in the cpp_reader. Remove
8975 line number kludges.
8976 (_cpp_do__Pragma): Restore output position after a _Pragma.
8977 (cpp_push_buffer): Don't set output line or lineno.
8978 (_cpp_pop_buffer): Transfer more info from a faked buffer.
8979 Remove line kludge. Set output_line.
8980 * cppmacro.c (builtin_macro): Update handling of __LINE__.
8981 (parse_arg): Use logical lines.
8982 (save_lookahead_token): Save EOFs too now.
8983 * cppmain.c (struct printer): Fix comments.
8984 (printer_init): Simplify, let caller do errors.
8985 (scan_translation_unit, check_multiline_token, dump_macro): Update.
8986 (maybe_print_line): Simplify.
8987 (print_line): Don't print a linemarker if -P.
8988 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
8989 (cb_file_change): Simplify.
8990 * line-map.h (LAST_SOURCE_LINE): Fix.
8991 (CURRENT_LINE_MAP): New.
8993 2001-08-05 Bernd Schmidt <bernds@redhat.com>
8995 * doloop.c (doloop_modify_runtime): Properly compute number of
8996 iterations if loop was unrolled.
8998 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
8999 if their CSELIB_VAL_PTRs are.
9001 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
9002 (setup_spill_pointers): Initialize it.
9003 (spill_restore_mem): Set it.
9004 (do_spill, do_restore): Use it to add REG_INC note.
9005 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
9007 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
9008 asms if other insns are available.
9010 * config/ia64/ia64.c (condop_operator): New predicate.
9011 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
9012 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
9015 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
9016 temporary register than directly using a MEM.
9018 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9020 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
9021 parameter in last change.
9023 2001-08-04 Zack Weinberg <zackw@panix.com>
9025 * sparc.md: Don't use #if inside C test expression.
9027 2001-08-04 Richard Henderson <rth@redhat.com>
9029 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
9031 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
9033 * cpphash.h (struct cpp_reader): New member directive_line.
9034 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
9035 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
9036 do_pragma): Pass line to callbacks.
9037 (start_directive): Record line of directive.
9038 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
9039 cb_include): Similarly.
9040 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
9043 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9045 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
9048 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9050 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
9052 * reload1.c (fixup_abnormal_edges): New static function.
9055 * flow.c (need_fake_edge_p): New function.
9056 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
9057 avoid call insn to be very last insn in the insn stream.
9059 * profile.c (branch_prob): Call flow_call_edges_add instead of
9060 doing that by hand; cleanup cfg to re-merge basic blocks once
9063 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9065 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
9066 are also on line-map.h.
9067 * cppfiles.c (stack_include_file): Update.
9068 * cpphash.h (struct cpp_buffer): New member return_at_eof.
9069 (_cpp_pop_buffer): New.
9070 * cppinit.c (cpp_destroy, cpp_finish): Update.
9071 (do_includes): Mark each buffer to return at EOF.
9072 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
9073 return as requested.
9074 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
9075 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
9076 * cpplib.h (cpp_pop_buffer): Remove.
9077 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
9078 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
9080 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
9082 (do_preprocessing): Update.
9083 * fix-header.c (read_scan_file): Update. No need to pop buffers.
9084 * c-parse.in (_yylex): Similarly.
9085 * scan-decls.c (scan_decls): Similarly.
9086 * line-map.h: Update comments.
9088 * objc/Make-lang.in (objc-act.o): Update dependencies.
9090 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9092 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
9093 and soft register for operand 0.
9094 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
9096 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9098 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
9099 register for operand 0.
9100 ("bitcmpqi_z_used"): Allow memory for operand 0.
9101 (split "bitcmpqi"): New split to handle address reg as operand 1.
9103 2001-08-04 Andreas Jaeger <aj@suse.de>
9105 * gcse.c: Revert Daniel's last patch.
9107 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9109 * sparc-protos.h: Add prototypes for fp_zero_operand and
9111 * sh-protos.h: Add prototype for fpul_operand.
9113 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9115 * doc/extend.texi (Other Builtins): Fix typo in last change.
9117 2001-08-03 Richard Henderson <rth@redhat.com>
9119 * target.h (gcc_target): Add asm_out.named_section,
9120 section_type_flags, have_named_sections.
9121 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
9122 (TARGET_HAVE_NAMED_SECTIONS): New.
9123 (TARGET_SECTION_TYPE_FLAGS): New.
9125 * Makefile.in (toplev.o): Depend on TARGET_H.
9126 (varasm.o, dbxout.o): Likewise.
9127 * c-common.c (decl_attributes): Check targetm.have_named_sections
9128 instead of ifdef ASM_OUTPUT_SECTION_NAME.
9129 * dbxout.c (dbxout_function_decl): Likewise.
9130 (dbxout_function_end): Likewise.
9131 * toplev.c (compile_file): Likewise.
9132 * varasm.c (exception_section): Likewise.
9133 * cp/decl2.c (finish_objects): Likewise.
9135 * defaults.h (EH_FRAME_SECTION): Remove.
9136 (EH_FRAME_SECTION_ASM_OP): Remove.
9137 (EH_FRAME_SECTION_NAME): New.
9138 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
9139 (UNIQUE_SECTION_P): Remove.
9140 * dwarf2out.c (SECTION_FORMAT): Remove.
9141 (ASM_OUTPUT_SECTION): Remove.
9142 (output_call_frame_info): Use named_section_flags.
9143 (output_comp_unit, dwarf2out_start_source_file): Likewise.
9144 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
9145 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
9146 * varasm.c (in_eh_frame, eh_frame_section): Remove.
9147 (named_section_flags): New.
9148 (named_section): Use it and targetm.section_type_flags.
9149 (resolve_unique_section): New.
9150 (assemble_start_function): Use it.
9151 (asm_emit_uninitialised, assemble_variable): Likewise.
9152 (default_section_type_flags): New.
9153 (default_no_named_section, default_elf_asm_named_section): New.
9154 (default_coff_asm_named_section, default_pe_asm_named_section): New.
9155 * output.h: Update varasm.c decls.
9156 (SECTION_*): New flags.
9158 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
9159 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
9161 * config/elfos.h (UNIQUE_SECTION_P): Remove.
9162 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
9163 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
9164 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9165 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
9166 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
9167 * config/mips/elf.h, config/mips/elf64.h: Likewise.
9168 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
9169 * config/pa/pa64-hpux.h,
9171 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
9172 (TARGET_ASM_NAMED_SECTION): New.
9173 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
9174 * config/alpha/vms.h, config/arm/coff.h: Likewise.
9175 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
9176 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
9177 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
9178 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
9179 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9180 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
9181 * config/i386/sco5.h, config/i386/win32.h: Likewise.
9182 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
9183 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
9184 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
9185 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
9186 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
9187 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
9188 * config/sparc/sysv4.h: Likewise.
9190 * config/nextstep.h: Error until named sections implemented.
9192 * config/a29k/a29k.c (a29k_asm_named_section): New.
9193 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
9194 (vms_section_type_flags, vms_asm_named_section): New.
9195 * config/arm/arm.c (arm_elf_asm_named_section): New.
9196 * config/avr/avr.c (asm_output_section_name): Remove.
9197 * config/avr/avr-protos.h: Update.
9198 * config/c4x/c4x.c (c4x_asm_named_section): New.
9199 * config/h8300/h8300.c (h8300_asm_named_section): New.
9200 * config/i386/i386.c (sco_asm_named_section): New.
9201 * config/i386/winnt.c (SECTION_PE_SHARED): New.
9202 (i386_pe_section_type_flags): New.
9203 (i386_pe_asm_named_section): New.
9204 * config/i386/i386-protos.h: Update.
9205 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
9206 * config/mcore/mcore.c (mcore_asm_named_section): New.
9207 * config/mips/mips.c (iris6_asm_named_section): New.
9208 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
9209 instead of UNIQUE_SECTION_P.
9210 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
9211 (xcoff_asm_named_section): New.
9212 * config/sh/sh.c (sh_asm_named_section): New.
9213 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
9215 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
9216 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
9217 (EH_FRAME_SECTION_NAME): New.
9218 (EXCEPTION_SECTION): New.
9219 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
9220 (DEBUG_*_SECTION): Remove.
9221 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
9222 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
9223 (EH_FRAME_SECTION_ASM_OP): Remove.
9225 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
9226 (ASM_OUTPUT_SECTION_NAME): Remove.
9227 (TARGET_ASM_NAMED_SECTION): New.
9228 (TARGET_HAVE_NAMED_SECTIONS): New.
9229 (TARGET_SECTION_TYPE_FLAGS): New.
9230 (EH_FRAME_SECTION_ASM_OP): Remove.
9231 (EH_FRAME_SECTION_NAME): New.
9233 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9235 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
9236 for complex expressions when cfun == 0.
9237 * doc/extend.texi: Document that __builtin_constant_p can be
9238 used in data initializers as well as functions.
9240 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
9242 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
9243 variable I locally, instead of expecting a declaration in the
9246 2001-08-03 Richard Henderson <rth@redhat.com>
9248 * except.c (collect_one_action_chain): Add an explicit cleanup
9249 action if regions surrounding a catch were encoded entirely
9250 within the call-site entry.
9252 2001-08-03 Richard Henderson <rth@redhat.com>
9254 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
9255 don't take REGNO of a non-register.
9257 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9259 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
9260 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
9261 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
9262 (__gthread_mutex_init_function): New function for mutex initialization.
9264 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9266 * Makefile.in: Revert screwed up commit.
9268 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9270 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
9271 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
9272 merged by linker script to get a final _exit().
9273 (__do_global_dtors): New for destructor handling in specific exit
9275 (__do_global_ctors): New for constructors in specific install section.
9276 (__map_data_section): Map data sections before running constructors.
9277 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
9278 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
9279 (DTORS_SECTION_ASM_OP): Likewise.
9280 (CTORS_SECTION_FUNCTION): Define to force a reference to
9282 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
9284 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9286 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
9288 * Makefile.in: Add df.h to gcse.c dependencies.
9290 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9292 * varasm.c (output_constant_def_contents): Use for the length of a
9293 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
9294 depending on which is larger.
9296 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9298 * gcse.c: Include df.h for use as a dataflow analyzer.
9300 Declaration of reg_set_info: gone.
9301 New df_analyzer variable used by store motion.
9302 (reg_set_info): Deleted.
9303 (mark_mem_regs): New function, analyze regs used by a mem.
9304 (store_ops_ok): Use dataflow analyzer results to determine if
9305 necessary regs are changed in the block.
9306 (find_moveable_store): Remove check for symbol ref, we can handle
9307 much more complex expressions now.
9308 (compute_store_table): Remove most of the code, it's unnecessary
9309 now that the dataflow analyzer records the info for us.
9310 (store_killed_after): Add parameter to say whether to do the
9311 store_ops_okay test, used to speed up testing when we already know
9312 the answer, and just want to know if the store itself was killed.
9313 (build_store_vector): Largely rewritten to calculate the various
9314 vectors properly, and somewhat optimized.
9315 (store_motion): Init the df_analyzer, get REG_DEF chains.
9316 Also handle trapping expressions (since mems almost always trap)
9317 (simple_mem): Redefine what a simple mem is.
9319 2001-08-03 DJ Delorie <dj@redhat.com>
9321 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
9322 set from a constant part of the condition.
9324 2001-08-01 Andrew Cagney <ac131313@redhat.com>
9326 * mkdeps.c (deps_add_default_target): Make local variable
9327 ``start'' a const char pointer.
9328 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
9330 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9332 * doc/install.texi (Configuration): Fix markup.
9333 (Specific, i?86-*-udk): Likewise.
9334 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9336 Document --enable-threads and --enable-libgcj status.
9337 (Specific, mips-sgi-irix*): Canonicalize triples.
9338 (Specific, mips-sgi-irix5): Warn about problems with this config.
9339 Mention required GNU as patch.
9340 Native assembler problems are fixed.
9341 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9342 Document --enable-threads and --enable-libgcj status.
9344 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9346 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9349 2001-08-03 Richard Henderson <rth@redhat.com>
9351 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9354 2001-08-03 Richard Henderson <rth@redhat.com>
9356 * rtlanal.c (find_first_parameter_load): Stop if we
9357 reach a CODE_LABEL at BOUNDARY.
9359 2001-08-03 Richard Henderson <rth@redhat.com>
9361 * config/alpha/alpha.md (force_movdi): New insn.
9362 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9363 Tweek FRP marking of VMS prologue insns.
9364 * config/alpha/vms.h (EPILOGUE_USES): New.
9366 2001-08-02 Richard Henderson <rth@redhat.com>
9368 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9370 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9372 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9373 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9374 config/convex/convex.h, config/d30v/d30v.c,
9375 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9376 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9377 config/mips/mips.h, config/mn10200/mn10200.h,
9378 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9379 config/v850/v850.h, config/vax/openbsd.h,
9380 config/vax/openbsd1.h, config/vax/ultrix.h,
9381 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9382 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9383 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9384 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9385 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9386 in comments and documentation.
9388 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9392 * Makefile.in (line-map.o): New.
9393 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9394 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9395 * cpperror.c (print_containing_files): Similarly.
9396 (print_location): Update. Don't output a space before _Pragma.
9397 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9398 (stack_include_filee, cpp_make_system_header): Update.
9399 (_cpp_execute_include): Get logical line number right for calling
9400 as-yet-unterminated #include.
9401 * cpphash.h (struct cpp_reader): Add line_maps.
9402 (_cpp_do_file_change): Update.
9403 * cppinit.c (cpp_create_reader): Initialize line maps.
9404 (cpp_destroy): Destroy line maps.
9405 (cpp_start_read): Get logical line number right.
9406 * cpplex.c (parse_string): Only warn once for multi-line strings.
9407 Use boolean variable for null warning.
9408 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9410 (do_include_common): End the directive early.
9411 (do_line): Don't warn about out-of-range lines in preprocessed
9412 source. Update. Remove unused variables.
9413 (_cpp_do_file_change): Update for new line mapping.
9414 (pragma_cb): New typedef.
9415 (cpp_register_pragma): Stop looking ahead before calling the
9417 (do_pragma_system_header): End directive early.
9418 (cpp_get_line_maps): New.
9419 (cpp_pop_buffer): Fudge logical line. Update.
9420 * cpplib.h: Include line-map.h
9421 (enum cpp_fc_reason): Remove.
9422 (struct cpp_file_change): Update.
9423 (cpp_get_line_maps): New.
9424 * cppmain.c (struct_printer): New member map.
9425 (cb_file_change): Update for new mappings.
9426 * fix-header.c (cb_file_change): Similarly.
9428 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9430 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9431 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9433 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9435 * config/vax/vax.c: include expr.h.
9437 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9439 * Makefile.in ($(srcdir)/configure): Only rebuild in
9441 ($(srcdir)/config.in): Only define in maintainer mode.
9442 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9444 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9446 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9448 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9450 * gcc.c (set_collect_gcc_options): New function, split out from
9452 Ignore elided switches.
9453 (do_spec_1): Invoke before executing command.
9454 (set_input): Export.
9455 Move declaration ...
9456 * gcc.h (set_input): ... here.
9457 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9460 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9463 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9465 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9467 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9469 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9470 for the unnamed instructions it expands to.
9472 2001-08-02 Richard Henderson <rth@redhat.com>
9474 * regclass.c (call_really_used_regs): Conditionally define.
9475 (init_reg_sets_1): Don't use it if not defined.
9476 (fix_register): Similarly, don't set it.
9478 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9480 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9481 Correct comment that had been missed in the previous change.
9483 2001-08-01 Stan Shebs <shebs@apple.com>
9485 * config/darwin.c (machopic_stub_name): Try matching by name.
9486 (update_stubs): New function.
9487 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9490 2001-08-01 Richard Henderson <rth@redhat.com>
9492 * except.c (output_function_exception_table): Use assemble_align.
9493 * varasm.c (assemble_eh_label): Remove.
9494 (assemble_eh_align, assemble_eh_integer): Remove.
9496 2001-08-01 Robert Lipe <robertl@caldera.com>
9498 * dwarfout.c: Remove reference to README.DWARF.
9500 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9502 * regclass.c (call_really_used_regs): New array for registers which
9503 are actually used by a call.
9504 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9506 (fix_register): Set call_really_used too.
9507 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9508 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9510 2001-08-01 Richard Henderson <rth@redhat.com>
9512 * read-rtl.c (read_name): Consider \r whitespace.
9514 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9516 * config.gcc: Recognize powerpc-*-netbsd*.
9518 * doc/install.texi (Host/target specific installation notes for
9519 GCC): Mention powerpc-*-netbsd*.
9521 * config/rs6000/netbsd.h: New file.
9522 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9523 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9524 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9525 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9526 (TARGET_VERSION): Redefine.
9528 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9529 mcall-netbsd as a match for mcall-sysv.
9530 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9531 (ncrti.S, ncrtn.S): New targets.
9532 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9534 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9535 "netbsd' as a V4 ABI.
9536 (ASM_SPEC): Check for -mcall-netbsd.
9537 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9538 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9539 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9540 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9541 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9542 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9543 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9545 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9546 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9548 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9550 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9551 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9552 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9553 including "unwind-pe.h".
9555 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9557 * rs6000.md (define_splits): Kill unused constraints.
9559 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9560 Jan Hubicka <jh@suse.cz>
9562 * function.c (thread_prologue_and_epilogue_insns): Kill code
9563 dealing with non-existent CFG.
9565 2001-08-01 Kazu Hirata <kazu@hxi.com>
9567 * alias.c: Fix comment formatting.
9568 * bitmap.c: Likewise.
9569 * builtins.c: Likewise.
9570 * calls.c: Likewise.
9571 * c-common.c: Likewise.
9572 * c-decl.c: Likewise.
9573 * c-dump.c: Likewise.
9574 * c-lex.c: Likewise.
9575 * collect2.c: Likewise.
9576 * combine.c: Likewise.
9577 * conflict.c: Likewise.
9578 * cppfiles.c: Likewise.
9579 * cppinit.c: Likewise.
9580 * cpplex.c: Likewise.
9581 * cpplib.c: Likewise.
9582 * cppmacro.c: Likewise.
9583 * cppspec.c: Likewise.
9584 * c-pragma.c: Likewise.
9585 * crtstuff.c: Likewise.
9587 * cselib.c: Likewise.
9588 * c-semantics.c: Likewise.
9589 * c-typeck.c: Likewise.
9591 2001-08-01 H.J. Lu <hjl@gnu.org>
9593 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9595 2001-08-01 H.J. Lu <hjl@gnu.org>
9597 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9599 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9601 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9602 contextualizing Objective-C class name lookup by the lexer.
9603 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9605 (protocoldef): Add support for forward @protocol declarations.
9606 (yylexname): Suppress ObjC class name lookup in certain contexts;
9607 re-enable after lookup is complete.
9608 (_yylex): Re-enable ObjC class name lookup when certain
9609 punctuation marks are seen.
9611 * objc/objc-act.c (check_protocol_recursively): New function used
9612 for finding circular dependencies in protocols.
9613 (objc_declare_protocols): New function for handling forward
9614 @protocol declarations.
9615 (receiver_is_class_object): Detect the case when 'self' is used
9616 inside of a class method.
9617 (build_message_expr): Issue a warning if class method is desired
9618 but instance method is found instead.
9619 (conforms_to_protocol): Streamline.
9620 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9621 protocol Foo, even if 'Bar foo' does not.
9622 (check_protocols): Streamline.
9623 (start_protocol): Add checks for circular and duplicate protocol
9625 (encode_aggregate_within): For typedefs of structs, encode the
9627 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9628 (objc_declare_protocols): New prototype.
9630 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9632 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9633 * cpplex.c (handle_newline): Update prototype. Maintain logical
9635 (skip_escaped_newlines, skip_block_comment, parse_string):
9637 (_cpp_lex_token): Update, and store token position within the token.
9638 * cpplib.h (struct cpp_token): Add line and column entries.
9639 * cppmacro.c (replace_args): Position stringified tokens correctly.
9641 2001-08-01 Andreas Jaeger <aj@suse.de>
9643 * basic-block.h: Add prototype for last_loop_beg_note.
9645 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9647 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9648 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9650 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9651 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9652 expand_decl_cleanup.
9653 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9655 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9656 operand while calling simple_cst_equal.
9657 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9658 operand is the cleanup expression, the third is the RTL_EXPR.
9659 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9661 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9663 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9665 2001-07-31 matthew green <mrg@eterna.com.au>
9667 * config.gcc (i386-*-netbsdelf): New description.
9668 * config/i386/netbsd-elf.h: New file.
9670 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9672 * loop.c (check_dbra_loop): Use single_set to compute
9675 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9677 PowerPC reorg and support for powerpc64-*-linux*.
9679 Also fixes emitting of constants on 32 bit and 64 bit
9682 * config.gcc: powerpc64-*-linux* is a new target.
9683 Things that needed aix.h now also include xcoff.h
9685 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9687 Move AIX specific stuff into aix.h.
9688 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9689 with more than just XCOFF now.
9690 (SET_ASM_OP): Remove, now defined where needed.
9691 (FUNCTION_PROLOGUE): New macro definition.
9692 (FUNCTION_EPILOGUE): New macro definition.
9693 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9695 * config/rs6000/xcoff.h: New file.
9697 * config/rs6000/linux64.h: New file.
9699 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9701 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9703 * rs6000.c (print_operand_address): Handle ELF syntax.
9704 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9705 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9706 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9708 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9710 * rs6000.c (rs6000_override_options): Only disable
9711 flag_function_sections for XCOFF.
9712 (exact_log2_cint_operand): New predicate.
9713 (reg_or_{add,sub}_cint64_operand): New predicates.
9714 (add_operand): Compare CONST_INT with fewer function calls.
9715 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9716 (print_operand, case 'p'): Ensure positive operand.
9717 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9718 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9719 (PREDICATE_CODES): Add new predicates.
9720 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9721 (divsi3, modsi3): Ensure positive power-of-2.
9722 (adddi3): Use new predicate. Split 32-bit constants more
9723 correctly. Re-arrange splitter to handle any constant.
9724 (subdi3): Use new predicate.
9725 (divdi3, moddi3): Ensure positive power-of-2.
9726 (movdi): Use rs6000_emit_set_const.
9727 (load_toc_v4_pic_di): Delete.
9729 2001-07-31 Graham Stott <grahams@redhat.com>
9731 * function.c (pad_below): Revert 2001-07-26 patch.
9733 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9735 * reg-stack (convert_regs_1): Fix best edge condition.
9737 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9739 * jump.c (duplicate_loop_exit_test): Better test for jumps
9740 entering the loop; create loop pre_header.
9742 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9744 * doc/install.texi: Add s390 and s390x as new targets.
9745 * doc/invoke.texi: Add documentation of S/390 and zSeries
9747 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9749 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9751 * config/m68k/m68k.md: Replace all general_operand with
9752 nonimmediate_operand for all destinations.
9753 * config/m68k/m68k.c (not_sp_operand): Likewise.
9755 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9757 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9759 2001-07-30 Richard Henderson <rth@redhat.com>
9761 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9762 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9764 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9766 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9767 Add missing doc strings
9768 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9769 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9771 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
9773 * i386.c (ix86_output_main_function_alignment_hack): New function.
9774 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
9776 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
9777 edges by EDGE_DFS_BACK flag.
9778 (dump_edge_info): Add dfs_back flag.
9779 * basic-block.h (EDGE_DFS_BACK): New constant.
9780 (mark_dfs_back_edges): Declare.
9781 * alias.c (loop_p): Remove.
9782 (mark_constant_function): Use mark_dfs_back_edges.
9784 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
9785 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
9786 (compensate_edge): Break out from ...
9787 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
9788 (convert_regs_2): Set block_done once block is really done;
9789 Do updating of the predecesors counts.
9791 * toplev.c (rest_of_compilation): Recompute block_for_insn
9792 before post-reload cfg_cleanup.
9793 * function.c (thread_prologue_epilogue_insns):
9794 Call set_block_for_new_insns when emitting prologue directly.
9796 2001-07-30 Andreas Jaeger <aj@suse.de>
9798 * jump.c: Add prototype for mark_modified_reg.
9800 * cse.c (set_live_p): Add unused attribute.
9802 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
9804 (scan_for_source_files): Use long for count to avoid overflow.
9805 (output_data): Likewise.
9806 (output_data): Don't use string concatatenation to silence gcc
9809 * predict.c: Fix typos and grammar.
9811 * gcse.c (insert_insn_end_bb): Remove unused variables.
9813 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
9815 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
9816 (attempt_auto_inc): LIkewise.
9817 (mark_used_reg): Likewise.
9818 (try_pre_increment_1): Likewise.
9819 * regclass.c (regclass): Likewise.
9820 * global.c (allocno_compare): Update comment; change scaling factor.
9821 * local-alloc.c (QTY_CMP_PRI): Likewise.
9822 * regs.h (REG_FREQ_FROM_BB): New.
9823 (REG_FREQ_MAX): Likewise.
9825 2001-07-30 H.J. Lu <hjl@gnu.org>
9827 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
9830 2001-07-30 H.J. Lu (hjl@gnu.org)
9832 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
9833 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9834 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
9836 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
9838 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
9839 as -mthumb-interwork when -mcpu=arm7 is specified.
9841 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9843 * predict.def (noreturn, loop branch, loop exit): Mark as first
9846 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
9848 * combine.c (try_combine): Avoid barrier after noop jumps.
9850 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9852 * cpphash.h (struct cpp_reader): Remove import_warning.
9853 * cpplib.c (skip_rest_of_line): Don't bother turning off
9855 (parse_include): Move include handling to...
9856 (do_include_common): ... here. Move import warning from...
9857 (do_import): ... here.
9858 (do_pragma_poison): Don't do a callback for poison identifiers.
9859 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
9860 * cppmain.c (setup_callbacks): Similarly.
9862 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9864 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
9865 handle multiple sets.
9866 * except.c (sjlj_mark_call_sites): .... here.
9867 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
9869 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9871 Suggested by Richard Henderson and Richard Kenner:
9872 * combine.c (recog_for_combine): Use the fake recog
9873 only if instruction does not match.
9874 * rtl.h (NOOP_MOVE_INSN_CODE): New.
9875 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
9877 * combine.c (try_combine): Discover noop jump as direct jump.
9879 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
9881 * df.c (df_rd_global_compute): Add successors to worklist, not
9883 (df_ru_global_compute): Ditto.
9885 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
9887 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
9888 increment REG_N_SETS.
9890 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
9892 * sbitmap.h: New prototype for sbitmap_a_xor_b.
9894 * sbitmap.c (sbitmap_a_xor_b): New function.
9895 ifdef the basic block stuff on IN_GCC.
9897 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9899 * cppexp.c (parse_defined): Always record the macro name.
9900 (lex): Don't worry about identifiers, or special-case
9902 (_cpp_parse_expr): Figure out at the end of the routine
9903 whether we saw a valid !defined() expression.
9904 * cppfiles.c (stack_include_file): Update for mi_valid.
9905 (_cpp_pop_file_buffer): Similarly.
9906 * cpplex.c (_cpp_lex_token): Similarly.
9907 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
9908 mi_if_not_defined, mi_lexed): Remove.
9910 * cpplib.c (do_if): Simplify.
9911 (do_endif, push_conditional, _cpp_handle_directive): Update
9912 for renaming of mi_state to mi_valid.
9914 * cpp.texi: Add index entries for digraphs, and add comment
9915 that C++ refers to them as alternative tokens.
9917 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
9919 * basic-block.h (CLEANUP_PRE_LOOP): New.
9920 * except.c (finish_eh_generation): Update call of cleanup_cfg.
9921 * sibcall.c (optimize_sibling_calls): Likewise.
9922 * toplev.c (rest_of_compilation): Likewise.
9923 * flow.c (try_forward_edges): Take argument MODE;
9924 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
9925 (try_optimize_cfg): Update call of try_forward_edges.
9927 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9928 Jan Hubicka <jh@suse.cz>
9930 * (validate_replace_rtx_1): Fix simplification of MINUS.
9932 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
9934 PR preprocessor/3669
9935 * cppinit.c (init_dependency_output): Turn off dump requests
9936 if sending dependencies to stdout.
9938 2001-07-28 Richard Henderson <rth@redhat.com>
9940 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
9943 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
9945 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
9947 2001-07-28 Kazu Hirata <kazu@hxi.com>
9949 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
9950 is VAR_DECL first to prevent an ICE.
9952 2001-07-28 Richard Henderson <rth@redhat.com>
9954 * varasm.c (immed_real_const_1): Don't elide special cases for
9956 (clear_const_double_mem): Clear const_tiny_rtx too.
9958 2001-07-28 Richard Henderson <rth@redhat.com>
9960 * dwarf2out.c (dw_val_class_offset): New.
9961 (struct dw_ranges_struct, dw_ranges_ref): New.
9962 (ranges_table, ranges_table_allocated): New.
9963 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
9964 (add_AT_offset, add_ranges, output_ranges): New.
9965 (print_die, output_die): Handle dw_val_class_offset.
9966 (attr_checksum, size_of_die, value_format): Likewise.
9967 (gen_lexical_block_die): Handle non-contiguous blocks.
9968 (gen_block_die): Likewise.
9969 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
9970 if needed. Dump the ranges table.
9971 * final.c (final_start_function): Remove unnecessary notes and
9972 rebuild the block tree before numbering the blocks.
9973 * function.c (reorder_blocks_0): Walk the existing block tree
9974 to unmark all blocks.
9975 (reorder_blocks_1): Create block fragments when duplicate block
9977 (reorder_fix_fragments): New.
9978 (reorder_blocks): Call it.
9979 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
9981 2001-07-28 Richard Henderson <rth@redhat.com>
9983 * emit-rtl.c (adjust_address): Make a copy of the memory address.
9985 2001-07-28 Richard Henderson <rth@redhat.com>
9987 * flow.c (add_to_mem_set_list): New function.
9988 (init_propagate_block_info): Use it.
9989 (mark_set_1): Likewise.
9990 (insn_dead_p): Canonicalize memory address for dead store
9991 comparison. Allow wider mode stores to kill narrower mode stores.
9992 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
9993 (invalidate_mems_from_set): Don't handle MEMs.
9995 2001-07-28 Kazu Hirata <kazu@hxi.com>
9997 * config/h8300/h8300.h: Fix formatting.
9999 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10001 * basic-block.h (EDGE_FREQUENCY): New macro.
10002 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
10004 * flow.c (find_sub_basic_blocks): Likewise.
10005 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
10006 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
10008 * predict.c (DEF_PREDICTOR): New argument FLAGS.
10009 (HITRATE): New macro.
10010 (PRED_FLAG_FIRST_MATCH): New constant.
10011 (predictor_info): New field flgags.
10012 (combine_predictions_for_insn): Use DS theory to combine
10013 probabilities; set the edge probabilities when finished.
10014 (estimate_probability): Avoid duplicated matches
10015 of LOOP_BRANCH heuristics for nested loops; update comment.
10016 * predict.def: Add flags for each prediction, set probabilities
10017 according to B&L paper.
10018 * predict.h (DEF_PREDICTOR): New argument FLAGS.
10020 * profile.c (compute_branch_probabilities): Cleanup way the edge
10021 probabilities are computed and REG_BR_PROB notes are dropped; if
10022 values does not match, emit error.
10023 (init_branch_prob): Do error instead of warning when profile driven
10024 feedback is missing or corrupt.
10026 2001-07-27 DJ Delorie <dj@redhat.com>
10028 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
10029 against a constant, try to adjust the compare to have the desired
10030 constant in it so that min/max optimizations happen more often.
10032 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10034 * flow.c (last_loop_beg_note): New function.
10035 (redirect_edge_and_branch): Use it.
10036 (split_edge): Likewise.
10038 * alias.c (loop_p): Avoid uninitialized memory access.
10040 * flow.c (try_forward_edges): Avoid accessing freed memory.
10042 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
10045 2001-07-26 Andrew Haley <aph@redhat.com>
10046 Joern Rennecke <amylaar@redhat.com>
10048 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
10049 (SUBTARGET_CPP_ENDIAN_SPEC): New.
10050 (SUBTARGET_CPP_SPEC): New.
10051 (CPP_SPEC): Remove.
10052 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
10053 (SUBTARGET_CPP_PTR_SPEC): New.
10054 (CPP_DEFAULT_CPU_SPEC): New.
10055 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
10056 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10057 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
10058 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10059 (SUBTARGET_CPP_SPEC): Define as an empty string.
10061 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10063 * doc/install.texi (Configuration): Properly link the host
10064 specific instructions also when generating HTML.
10066 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
10068 * flow.c (redirect_edge_and_branch_force): Test
10069 target->global_live_at_start.
10071 2001-07-26 Richard Henderson <rth@redhat.com>
10073 * simplify-rtx.c (avoid_constant_pool_reference): Export.
10074 * rtl.h (avoid_constant_pool_reference): Declare it.
10075 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
10076 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
10078 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10080 * rtl.h (cleanup_barriers): Declare.
10081 * jump.c (cleanup_barriers): New function.
10082 * toplev.c (rest_of_compilation): Call cleanup_barriers
10083 before loop optimizer and after bb_reorder.
10085 * flow.c (back_edge_of_syntactic_loop_p): New.
10086 (split_edge): Use it.
10088 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10090 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
10092 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
10094 * cse.c (cse_process_notes): Replace any registers if the address
10097 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
10099 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
10100 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
10101 (propagate_block): Update prototype.
10102 * flow.c (update_life_info): Simplify the CFG and
10103 recalculate the global regs which are alive when
10104 removing dead code during a global update.
10105 (propagate_block): Return non-zero if an INSN is
10108 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10110 * Makefile.in (LIBICONV): Define.
10112 2001-07-26 Catherine Moore <clm@redhat.com>
10114 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
10115 of conditional to avoid tree checking errors.
10117 2001-07-26 Kazu Hirata <kazu@hxi.com>
10119 * regmove.c (regmove_optimize): Don't replace a reg with
10120 another reg of a different mode.
10122 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
10124 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
10125 limit length of dependency flush list.
10126 * params.h (MAX_PENDING_LIST_LENGTH): Define.
10127 * sched-int.h (struct deps): Add pending_flush_length field.
10128 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
10129 has 1 element in it.
10130 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
10131 (sched_analyze): After a jump, if the pending memory flush list is too
10132 large, flush the pending lists.
10133 (init_deps): Initialize pending_flush_length to 0.
10134 * doc/invoke.texi (max_pending_list_length): Document parameter.
10136 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
10138 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
10139 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
10140 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
10142 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10144 * cpphash.h (struct_lexer_state): Delete was_skipping.
10145 Move skipping here from struct cpp_reader.
10146 * cpplex.c (parse_identifier): Update.
10147 (_cpp_lex_token): Don't skip tokens in a directive.
10148 * cpplib.c (struct if_stack): Update.
10149 (start_directive, end_directive): Don't change skipping state.
10150 (_cpp_handle_directive): Update.
10151 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
10152 (do_else, do_endif): Update; only check for excess tokens if not
10153 in a skipped conditional block.
10154 (push_conditional): Update for new struct if_stack.
10156 2001-07-26 Graham Stott <grahams@redhat.com>
10158 * function.c (locate_and_pad_parm): Also pad initial offset
10159 so that the total argument size also includes the padding.
10161 2001-07-26 Graham Stott <grahams@redhat.com>
10163 * gensupport.c (alter_output_for_insn): Correct enable checking failure
10164 change XSTR to XTMPL.
10166 (process_one_cond_exec): Likewise
10168 2001-07-25 Richard Henderson <rth@redhat.com>
10170 * varasm.c (assemble_variable): Create DECL_RTL before setting
10173 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
10175 * predict.c (estimate_probability): Avoid duplicated predictions.
10177 * loop.c (find_and_verify_loops): Grok multiple barriers.
10179 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10181 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
10183 * dbxout.c: Consistently use putc instead of fputc.
10184 (print_wide_int): New function; call instead of direct fprintf.
10185 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
10186 (dbxout_type_fields, dbxout_type_method_1): Likewise.
10187 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
10188 (print_int_cst_octal): Likewise.
10189 (print_octal): Show we wrote characters.
10190 (dbxout_type): Set have_used_extensions in more places.
10192 2001-07-25 Catherine Moore <clm@redhat.com>
10194 * config/v850/v850.c (v850_va_arg): Use addr
10195 instead of valist to build incr.
10197 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
10199 * flow.c (delete_dead_jumptables): New function.
10200 (life_analyzis): Call it.
10201 * bb-reorder.c (skip_insns_after_block): Handle contradictory
10204 2001-07-25 Richard Henderson <rth@redhat.com>
10206 * except.c (reachable_handlers): Handle a region being removed
10207 out from under a RESX.
10209 2001-07-25 Richard Henderson <rth@redhat.com>
10211 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
10212 swap GE/GT if it is an fp comparison.
10214 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
10216 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
10219 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
10221 * ssa.c (rename_insn_1): Do not wrap an assignment to a
10222 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
10225 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
10226 throw an exception.
10227 (visit_expression): When attempting to simplify an expression,
10228 retrieve any modes for arguments before they are simplified
10231 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10232 Janis Johnson <janis@us.ibm.com>
10234 * stmt.c (expand_goto): A nonlocal goto can be a call too.
10235 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
10236 pointer parameters to match documented usage of nonlocal_goto.
10237 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
10238 parameters to their correct order.
10239 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
10240 parameters to their correct order.
10242 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10244 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
10246 2001-07-25 Jan Hubicka <jh@suse.cz>
10247 Richard Henderson <rth@redhat.com>
10249 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
10251 (make_edges): New argument update_p; populate the edge cache if set.
10252 (find_basic_blocks): Update make_edges invocation.
10254 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10256 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
10258 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10260 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
10261 -Acpu and -Amachine.h.
10262 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
10263 Corrected header to say ELF not a.out.
10264 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
10265 when given -msoft-float.
10267 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10269 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
10270 extra multilib parts like arm-elf.
10271 (i960-*-coff*, i960-*-rtems): Should not use collect2.
10272 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
10273 crtfini.o as extra multilib parts.
10275 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10277 * configure.in: Add rtems as a supported thread model.
10278 * gthr-rtems.h: Add missing entry point __gthread_active_p.
10279 * configure: Rebuilt.
10281 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
10283 * stor-layout.c (get_mode_alignment): make it work when
10284 BITS_PER_UNIT is not a power of two.
10285 * builtins.c (get_pointer_alignment): Likewise.
10287 2001-07-24 Richard Henderson <rth@redhat.com>
10289 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
10290 the retrieved constant into the expected mode.
10292 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10294 * flow.c (try_simplify_condjump): Avoid duplicated edges.
10295 (verify_flow_info): Check for duplicated edges; clarify
10298 * flow.c (block_label): Update basic_block_for_insn.
10299 (commit_edge_insertions): Call compute_bb_for_insn.
10301 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
10304 * flow.c (redirect_edge_and_branch,
10305 try_optimize_cfg): Use redirect_edge_succ_nodup
10306 (redirect_edge_succ_nodup): New.
10307 * basic_block.h (redirect_edge_succ_nodup): Declare.
10309 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
10312 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
10314 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
10315 (try_crossjump_to_edge): Update commetns.
10316 (try_crossjump_bb): Likewise.
10318 2001-07-24 Richard Henderson <rth@redhat.com>
10320 * combine.c (distribute_notes): Move set of need_refresh
10321 for noop_move_p down to catch all cases.
10323 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
10325 * recog.c (split_all_insns_noflow): New.
10326 * rtl.h (split_all_insns_noflow): Declare.
10327 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
10328 * m68hc11.c (m68hc11_reorg): Likewise.
10329 * sh.c (machine_dependent_reorg): Likewise.
10330 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
10333 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10335 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10336 (ashlsi3_n splitter): Likewise.
10337 (lshrsi3_n splitter): Likewise.
10339 (GOTaddr2picreg): Make const SImode.
10340 (sym_label2reg): Likewise.
10341 (symGOT2reg): Likewise.
10342 (symGOTOFF2reg) Likewise.
10344 (casesi_worker_0): Make unspec SImode.
10346 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10348 * config/sh/sh.c (barrier_align): Check that an operand really is
10349 an insn before extracting its INSN_CODE.
10351 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10353 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10356 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10357 for SImode to prevent overflow.
10359 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10361 * config/mips/irix6-libc-compat.c: New file.
10362 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10363 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10364 passing workaround.
10366 2001-07-24 lars brinkhoff <lars@nocrew.org>
10368 * rtl.texi (REG_POINTER): Document.
10369 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10370 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10372 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10374 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10376 2001-07-23 Richard Henderson <rth@redhat.com>
10378 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10380 2001-07-23 Kazu Hirata <kazu@hxi.com>
10382 * config/h8300/h8300-protos.h: Add a prototype for
10383 general_operand_dst_push.
10384 * config/h8300/h8300.c (general_operand_dst_push): New.
10385 * config/h8300/h8300.h (OK_FOR_T): New.
10386 (EXTRA_CONSTRAINT): Use it.
10387 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10388 the existing movqi pattern.
10389 (movhi_push): Likewise.
10391 * reload.c: Fix comment typos.
10393 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10395 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10397 2001-07-23 H.J. Lu (hjl@gnu.org)
10399 * doc/extend.texi: Update __builtin_return_address and
10400 __builtin_frame_address.
10402 2001-07-23 Richard Henderson <rth@redhat.com>
10404 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10406 * config/i386/i386.md: New setcc+movzbl peephole2.
10408 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10410 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10411 * objc/objc-act.c: Include debug.h.
10412 (synth_module_prologue): Save and restore debug hooks too.
10414 2001-07-23 lars brinkhoff <lars@nocrew.org>
10416 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10417 and C4X_FLOAT_FORMAT.
10418 (BOOL_TYPE_SIZE): Document.
10420 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10422 * unroll.c (loop_iterations): Fix miscalculation of initial
10425 2001-07-13 Andrew Haley <aph@redhat.com>
10427 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10428 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10429 * config/sh/sh.c (sh_can_redirect_branch): New function.
10430 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10431 * reorg.c (steal_delay_list_from_target): Use
10432 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10434 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10436 * flow.c (try_simplify_condjump): Unlink insn chain on
10437 fallthru edge; use can_fallthru.
10439 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10441 * basic-block.h (find_sub_basic_block): Declare.
10442 * flow.c (make_edges): New arguments MIN and MAX;
10443 (find_sub_basic_blocks): Revamp to use make_edges
10444 and purge_dead_edges.
10445 (find_basic_blocks): Update call of find_sub_basic_block.
10447 * recog.c (split_all_insns): Always expect CFG to be consistent;
10448 call find_sub_basic_blocks in case something has changed.
10449 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10452 * basic-block.h (delete_noop_moves): Declare.
10453 * combine.c (combine_instructions): Call it.
10454 (recog_for_combine): Tolerate noop moves
10455 (distribute_notes): Force refresh when register dies at noop move.
10456 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10458 (life_analysis): Update delete_noop_moves call.
10459 (set_noop_p): Move too ...
10460 * rtlanal.c (noop_move_p): ... here.
10461 * rtl.h (noop_move_p): Declare.
10463 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10464 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10466 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10467 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10469 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10471 * reload.c (push_reload): Fix typo in comment.
10472 (find_reloads_address): Ditto.
10473 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10475 2001-07-22 Richard Henderson <rth@redhat.com>
10477 * flow.c: Grammar check and clarify a lot of comments.
10478 (try_simplify_condjump): Rename variables to be clearer.
10479 (try_forward_edges): Skip complex and fallthru edges.
10480 Rearrange tests to avoid duplicate checks.
10481 (flow_find_cross_jump): Likewise.
10482 (outgoing_edges_match): Allow match if neither branch has
10483 probability data. Loosen probability match to 5%.
10484 (try_crossjump_to_edge): Hoist repeated indirection into
10486 (try_crossjump_bb): Don't check complex edges. Eliminate
10487 redundant crossjump tests.
10488 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10489 checks before more expensive checks.
10491 2001-07-22 Richard Henderson <rth@redhat.com>
10493 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10494 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10497 2001-07-22 Richard Henderson <rth@redhat.com>
10499 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10500 (const_sint32_operand): Likewise.
10501 * m68k.md (anon mulsi pattern): Use const_int_operand not
10502 const_sint32_operand.
10503 (umulsi3_highpart): Zero extend a constant input.
10504 (smulsi3_highpart): Don't bother checking SImode constant.
10505 (const_umulsi3_highpart): Give op3 DImode.
10506 (const_smulsi3_highpart): Likewise.
10508 2001-07-22 Richard Henderson <rth@redhat.com>
10510 * flow.c (split_block): Make sure bb_note is included in the
10511 new block when splitting before a label.
10513 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10515 * basic-block.h (redirect_edge_and_branch_force,
10516 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10517 * flow.c (redirect_edge_and_branch_force,
10518 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10519 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10520 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10521 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10522 instead of label; update CFG after transformation.
10523 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10524 for finishing the transformation; handle even case where ELSE
10525 does not follow THEN.
10526 (find_if_case_2): Update call of dead_or_predictable; simplify
10529 * emit-rtl.c (split_branch_probability): New global variable.
10530 (try_split): Take care to set split_branch_probability and
10531 create REG_BR_PROB note for new jump insns.
10532 * md.texi (define_split): Document new feature.
10534 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10536 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10538 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10539 (asm_out_file): Remove redundant declaration.
10540 (assemble_asm): Remove old #if 0 block.
10541 (assemble_variable): Remove end of function; debug output is
10542 now handled with global_decl. Remove old #if 0 block. Update.
10543 Remove saved_in_section and associated no-op code.
10544 * Makefile.in (varasm.o): Correct dependencies.
10546 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10548 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10549 the definition in defaults.h.
10551 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10553 * jump.c: Update comments.
10554 (delete_barrier_successors, delete_unreferenced_labels,
10555 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10556 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10557 jump_optimize, jump_optimize_minimal): Kill.
10558 (rebuild_jump_labels): Move code from jump_optimize_1.
10559 (purge_line_number_notes): Likewise.
10560 (copy_loop_headers): Likewise.
10561 * reg-stack.c: Update comment.
10562 * stmt.c: Likewise.
10563 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10564 JUMP_AFTER_REGSCAN): Kill.
10565 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10566 purge_line_number_notes and copy_loop_headers.
10568 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10569 Richard Henderson <rth@redhat.com>
10571 * dbxout.c (dbxout_global_decl): New.
10572 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10573 * sdbout.c (sdbout_finish): New.
10574 (sdbout_debug_hooks): Use it, add comments.
10575 (sdbout_global_decl): Defer initialised public vars to
10577 * varasm.c (assemble_variable): Don't output debug information
10578 for file-scope variables.
10580 2001-07-22 Richard Henderson <rth@redhat.com>
10582 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10583 (get_round_mode_suffix): New.
10584 (print_operand): Use them for [/]. Remove support for [&'`()+].
10585 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10586 * config/alpha/alpha.md (attr round_suffix): New.
10587 (attr trap_suffix): New.
10588 (all insns): Set them appropriately. Use %/ instead of the
10589 myriad punctuators.
10591 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10593 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10595 2001-07-22 Richard Henderson <rth@redhat.com>
10597 * regrename.c (regrename_optimize): Compute nregs for each
10598 potential target register.
10600 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10601 Richard Henderson <rth@redhat.com>
10603 * dbxout.c (dbxout_global_decl): New.
10604 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10605 * sdbout.c (sdbout_finish): New.
10606 (sdbout_debug_hooks): Use it, add comments.
10607 (sdbout_global_decl): Defer initialised public vars to
10609 * varasm.c (assemble_variable): Don't output debug information
10610 for file-scope variables.
10612 2001-07-21 H.J. Lu (hjl@gnu.org)
10614 * config/mips/mips.c (mips_cpu): Moved into ...
10615 (override_options): Here.
10617 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10619 (mips_cpu): Removed.
10621 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10623 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10624 ("iorqi3"): Likewise.
10625 ("xorqi3"): Likewise.
10626 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10627 ("*subhi3_sp): Likewise.
10628 ("*subhi3"): Likewise.
10629 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10632 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10634 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10635 * config/freebsd.h: Likewise.
10636 * config/linux.h: Likewise.
10637 * config/openbsd.h: Likewise.
10638 * config/alpha/linux-elf.h: Likewise.
10639 * config/arm/linux-elf.h: Likewise.
10640 * config/d30v/d30v.h: Likewise.
10641 * config/fr30/fr30.h: Likewise.
10642 * config/ia64/aix.h: Likewise.
10643 * config/ia64/ia64.h: Likewise.
10644 * config/mips/linux.h: Likewise.
10645 * config/pj/pj.h: Likewise.
10646 * config/rs6000/linux.h: Likewise.
10647 * config/sparc/linux.h: Likewise.
10648 * config/sparc/linux64.h: Likewise.
10650 2001-07-20 Bruce Korb <bkorb@gnu.org>
10652 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10653 because getc() and char* may disagree on signedness.
10655 2001-07-20 Richard Henderson <rth@redhat.com>
10657 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10659 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10660 insns to delete in the presence of cc0 in a jump insn.
10662 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10663 Jan Hubicka <jh@suse.cz>
10665 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10666 of doing the change by hand.
10668 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10670 * rtlanal.c (set_noop_p): Return true for noop jumps.
10672 * expr.c (emit_single_push_insn): Add call to push expander.
10673 * expr.h (optab_index): Add OTI_push
10674 (push_optab): New constant.
10675 * genopinit.c (optabs): Add push_optab.
10676 * optabs.c (init_optab): Init push optab.
10677 * md.texi (push??1): Document
10679 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10681 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10682 expand to emit the pattern; put a REG_INC note for push/pop
10684 ("movdf", "movdf_internal"): Likewise.
10685 ("movsi", "movsi_internal"): Likewise.
10686 ("movsf", "movsf_internal"): Likewise.
10687 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10689 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10691 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10694 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10696 * params.def: Change default max inline insns to 100.
10698 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10700 * combine.c (combine_simplify_rtx): Generate a new shift operation
10701 when simplifying the first operand of a (neg (ashift)) expression.
10703 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10705 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10707 2001-07-20 Kelley Cook <kelley.cook@home.com>
10709 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10710 information. Move rest into ...
10711 (*-*-solaris): ... here. Eliminate redundant information and
10712 reword necessary packages section. Delete 4.x assembler bug info.
10713 (sparc-sun-*): Merge into ...
10714 (sparc-sun-sunos*): here.
10716 2001-07-20 Catherine Moore <clm@redhat.com>
10718 * config/v850/v850.md (casesi): Generate LABEL_REF
10721 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10723 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10724 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10725 * i386.md (strclrsi expander): Use it.
10727 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10729 * integrate.c (copy_insn_list): handle
10730 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10731 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10732 identically as to CODE_LABEL.
10734 * fold-const (fold): Convert A/B/C to A/(B*C) and
10737 * except.c (connect_post_landing_pads): Delete the RESX insns.
10739 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10741 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10743 * config/mips/mips.md (nmadd/nmsub): Use macro.
10745 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10747 * cppinit.c (remove_dup_dir): Make static.
10748 (remove_dup_dirs): Make static. Only warn about preempting a
10749 system directory with a non-system directory.
10751 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10753 * ifcvt.c (noce_try_store_flag_constants): Correct order
10754 of parameters to trunc_int_for_mode.
10756 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10758 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10759 an exception that will be caught within this function, do not fill
10760 its delay slot with any subsequent instruction.
10762 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10764 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10765 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10766 pointer extension instruction.
10767 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10768 * simplify-rtx.c (simplify_unary_operation) Likewise.
10769 * explow.c (convert_memory_address) Check value of
10770 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10772 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
10773 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
10774 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
10775 Add Multilib Support.
10776 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
10777 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
10778 Add Multilib Support.
10779 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
10781 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
10782 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
10783 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
10785 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
10787 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
10788 old and new operands in `<', `3' and `b'.
10790 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10792 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
10793 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
10794 (toplev.o): Don't depend on xcoffout.h.
10795 * c-decl.c: Include debug.h
10796 (duplicate_decls): Use debug hook.
10797 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
10798 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10799 (dbxout_types): Remove.
10800 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
10801 * debug.c (do_nothing_debug_hooks): Update.
10802 (debug_true_tree, debug_nothing_rtx): New.
10803 * debug.h (struct rtx_def): New.
10804 (struct gcc_debug_hooks): New hooks ignore_block,
10805 outlining_inline_function and label.
10806 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
10807 dwarf2out_frame_finish): New.
10808 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
10809 Make static, update prototype.
10810 (dwarf2_debug_hooks): Update.
10811 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
10812 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
10813 * dwarfout.c (dwarf_debug_hooks): Update.
10814 * emit-rtl.c: Include debug.h.
10815 (remove_unnecessary_notes): Use debug hook.
10816 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
10817 (final_scan_insn): Use debug hook.
10818 * integrate.c (output_inline_function): Use debug hook.
10819 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
10820 (sdb_debug_hooks): Update.
10821 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
10822 * toplev.c: Don't include xcoffout.h.
10823 (note_outlining_of_inline_function, debug_ignore_block): Remove.
10824 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
10826 * tree.h (dwarf2out_do_frame): Remove.
10828 2001-07-19 Catherine Moore <clm@cygnus.com>
10830 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
10832 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10834 * reload1.c (eliminate_regs_in_insn): When updating a set
10835 to the frame pointer to the hardware frame pointer, perform
10836 the update always not just when REPLACE is set.
10838 * reload1.c (choose_reload_regs): Don't inherit a reload
10839 that crosses multiple registers if registers past the first
10840 don't fit in the desired class.
10842 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
10843 when negating constants.
10845 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
10847 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
10848 * doc/tree.texi: Ditto.
10850 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
10851 Jakub Jelinek <jakub@redhat.com>
10853 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
10854 (extract_cie_info): Handle "eh" augmentation properly,
10856 (struct frame_state, __frame_state_for): New.
10858 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10860 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
10861 HANDLE_SYSV_PRAGMA): Define.
10862 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
10864 (copy_object): Caller changed.
10866 2001-07-19 Andreas Schwab <schwab@suse.de>
10868 * configure.in (assembler dwarf2 debug_line support): Define nop
10870 * configure: Regenerated.
10872 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10874 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
10876 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
10877 to conditionally compiled block.
10878 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10879 * dbxout.h (dbxout_function): Remove.
10880 * debug.c (do_nothing_debug_hooks): Update.
10881 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
10882 global_decl, deferred_inline_function.
10883 * dwarf2out.c (dwarf2_debug_hooks): Update.
10884 (dwarf2out_global_decl): New.
10885 * dwarfout.c: Don't include dwarfout.h.
10886 (dwarfout_global_decl, dwarfout_function_decl,
10887 dwarfout_deferred_inline_function): New.
10888 (dwarf_debug_hooks): Update.
10889 * dwarfout.h: Remove.
10890 * final.c: Don't include dwarfout.h.
10891 * sdbout.c (sdbout_global_decl): New.
10892 (sdbout_debug_hooks): Update.
10893 * toplev.c: Don't include dwarfout.h.
10894 (check_global_declarations, rest_of_compilation): Use new debug hooks.
10895 (note_deferral_of_defined_inline_function): Remove.
10896 * toplev.h (note_deferral_of_defined_inline_function): Remove.
10897 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
10898 * ch/lex.c: Don't include dwarfout.h.
10899 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
10900 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
10901 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
10902 * cp/optimize.c: Include debug.h.
10903 (maybe_clone_body): Use debug hook.
10904 * cp/semantics.c: Include debug.h.
10905 (expand_body): Use debug hook.
10906 * po/POTFILES.in: Remove dwarfout.h.
10908 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10910 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
10911 * c-parse.in (yyerror, _yylex): Similarly.
10912 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
10913 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
10915 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
10916 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
10918 2001-07-18 Jeff Sturm <jsturm@one-point.com>
10920 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
10921 in-class declaration at -g1. Fixes c++/2814.
10923 2001-07-18 Richard Henderson <rth@redhat.com>
10925 * doc/md.texi (reload_in/out): Document restrictions in predicates
10926 and constraints for these patterns. Document empty string matching
10929 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10931 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
10933 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10935 * cse.c: Undo my previous patch.
10937 2001-07-18 Tom Tromey <tromey@redhat.com>
10940 * configure: Rebuilt.
10941 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
10943 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
10945 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
10946 Jan Hubicka <jh@suse.cz>
10948 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
10949 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
10950 * jump.c (mark_jump_label): Do not forward branches.
10952 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
10954 * cse.c (delete_trivially_dead_insns): Delete the libcall block
10955 when return value is unused.
10957 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10959 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
10961 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
10963 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
10964 on error. We can't blindly return the result of
10965 pthread_mutex_trylock because it returns a positive number on
10966 error, while we must return -1 on error.
10967 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
10969 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
10971 2001-07-18 Andreas Jaeger <aj@suse.de>
10973 * integrate.c (output_inline_function): Correct type of debug_hooks.
10975 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
10977 * combine.c (combine_simplify_rtx): DIV can be treated
10978 associatively for floats if unsafe math optimisations are enabled.
10980 2001-07-17 Richard Henderson <rth@redhat.com>
10982 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
10984 2001-07-17 Richard Henderson <rth@redhat.com>
10986 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
10987 don't force the function address into a register.
10988 (expand_call, emit_library_call_value_1): Update callers.
10989 * builtins.c (expand_builtin_apply): Likewise.
10990 * expr.h (prepare_call_address): Update decl.
10992 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
10994 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
10996 * config/i386/chorus.h: Move up.
10997 * config/sparc/chorus.h: Likewise.
10998 * config/rs6000/chorus.h: Likewise.
10999 * config/chorus.h: Moved here.
11001 2001-07-17 Andreas Schwab <schwab@suse.de>
11003 * configure.in (assembler eh_frame optimization): Handle big
11005 * configure: Regenerated.
11007 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
11009 * expr.c (epxand_expr): Convert divisions into multiplications by
11010 reciprocals if -ffast-math.
11012 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
11014 * dbxout.c (dbxout_really_begin_function): Rename to
11015 dbxout_begin_function.
11016 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11017 (dbxout_begin_function): Remove.
11018 (dbxout_function): Update.
11019 (dbxout_source_line): Update prototype.
11020 * dbxout.h (dbxout_begin_function): Remove.
11021 * debug.c (do_nothing_debug_hooks): Update.
11022 (debug_nothing_tree): Update.
11023 (debug_nothing_charstar_rtx): Remove.
11024 * debug.h (union tree_node): Declare.
11025 (struct rtx_def): Remove.
11026 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
11027 begin_function. Change source_line prototype.
11028 (debug_nothing_tree): New.
11029 (debug_nothing_charstar_rtx): Delete.
11030 (dwarf2out_begin_prologue): Moved from ...
11031 * tree.h: ... here.
11032 * dwarf2out.c (dwarf2_debug_hooks): Update.
11033 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
11034 debug info, call dwarf2out_source_line.
11035 (dwarf2out_souce_line): Update prototype.
11036 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
11037 Change prototype, make static.
11038 (dwarfout_source_line): Update prototype.
11039 (dwarf_debug_hooks): Update.
11040 * dwarfout.h (dwarfout_begin_function): Remove.
11041 * final.c (final_start_function, final_scan_insn): Use appropriate
11042 debug hooks, update to use notice_source_line.
11043 (output_source_line): Rename notice_source_line. Don't call the
11044 source_line debug hook.
11045 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
11046 make static, update prototype.
11047 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
11049 (sdbout_end_prologue): New.
11050 (sdbout_source_line): Update prototype.
11051 (sdbout_debug_hooks): Update.
11052 (sdbout_symbol): Remove unused var.
11053 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
11055 * varasm.c: Include debug.h.
11056 (assemble_start_function): Use begin_function debug_hook.
11057 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11058 update with prototype.
11059 (xcoffout_source_line): Update prototype.
11060 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11062 (xcoffout_source_line): Update prototype.
11064 2001-07-17 Richard Henderson <rth@redhat.com>
11066 * c-typeck.c (build_binary_op): Do not shorten unsigned
11067 right shift after sign extension.
11069 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
11071 * combine.c (combine_simplify_rtx): Attempt to simplify
11072 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
11074 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
11075 (simplify_binary_operation, simplify_unary_operation,
11076 simplify_relational_operation): Use it.
11078 * combine.c (combine_simplify_rtx): Don't do associative law
11079 on divisions; allow associative law on floats.
11081 2001-07-17 H.J. Lu <hjl@gnu.org>
11082 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11084 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
11085 ASM_OUTPUT_WEAK_ALIAS are defined.
11086 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
11087 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
11089 * config/mips/iris5.h: ... here.
11090 (HANDLE_SYSV_PRAGMA): Defined as 1.
11091 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
11092 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
11095 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11097 * c-parse.in (all_prefix_attributes): New variable.
11098 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
11099 (maybe_resetattrs): New production.
11100 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
11101 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
11102 notype_initdcl, nested_function, notype_nested_function,
11103 component_decl, components, components_notype,
11104 component_declarator, component_notype_declarator,
11105 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
11106 ivars, mydecl, myparm): Update. Avoid prefix attributes just
11107 after a comma being applied to more than one declarator.
11108 * doc/extend.texi (Attribute Syntax): Update. Remove
11109 documentation of bugs that are no longer present.
11111 2001-07-13 Eric Christopher <echristo@redhat.com>
11113 * config/mips/mips.h: Change TUNE_MIPS* options to use
11115 (EXTRA_SPECS): Add cc1_cpu_spec.
11116 * config/mips/mips.md (muldf3): Fix typo.
11118 2001-07-16 Richard Henderson <rth@redhat.com>
11120 * config/m68k/m68k.c: Include expr.h and reload.h.
11121 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
11122 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
11124 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11125 Richard Henderson <rth@redhat.com>
11127 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
11128 (insn_live_p): Fix fall off end of function.
11129 (dead_libcall_p): Remove COUNTS argument; update callers.
11130 (delete_trivially_dead_insns): Remove unused variables.
11132 2001-07-17 Andreas Jaeger <aj@suse.de>
11134 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
11135 x86-64 pic support.
11137 * lcm.c (optimize_mode_switching): Avoid warning for unused
11138 variable if !NORMAL_MODE.
11140 * flow.c (try_crossjump_to_edge): Remove unused variable.
11142 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11144 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
11145 atexit declaration in stdlib.h.
11147 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
11149 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
11151 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11153 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
11154 * except.c (finish_eh_generation): Update call of cleanup_cfg;
11155 do rebuild_jump_labels instead of jump_optimize
11156 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
11157 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
11158 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
11160 * flow.c: Include timevar.h
11161 (find_basic_block): Push/pop timevar;
11162 (cleanup_cfg): Likewise.
11163 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
11164 * Makefile: Add dependencies on timevar.h
11166 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
11167 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
11169 * rtl.h (delete_trivially_dead_insns): Add new parameter.
11170 * toplev.c (rest_of_compilation): Update calls.
11171 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
11172 (delete_trivially_dead_insns): ... here; accept new argument
11173 preserve_basic_blocks; preserve basic blocks if set.
11175 * reg-stack.c (stack_regs_mentioned): Return 0 if
11176 stack_regs_mentioned_data is not initialized.
11177 (reg_to_stack): Make stack_regs_mentioned survive after the
11178 reg-stack is completted; do not call cleanup_cfg.
11179 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
11180 make cleanup_cfg after bb-reorder to output to debug file.
11182 2001-07-16 Richard Henderson <rth@redhat.com>
11184 * regclass.c (init_reg_sets): Use only 32 bits per initializer
11185 from int_reg_class_contents.
11187 2001-07-16 Richard Henderson <rth@redhat.com>
11189 * hard-reg-set.h (regs_invalidated_by_call): Declare.
11190 * regclass.c (regs_invalidated_by_call): Move from cse.c.
11191 (init_reg_sets_1): Move initialization from cse_main.
11192 * cse.c (regs_invalidated_by_call): Move to regclass.c.
11193 (cse_main): Move its initialization also.
11194 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
11195 * flow.c (propagate_one_insn): Likewise.
11196 * gcse.c (compute_hash_table): Likewise.
11197 (compute_kill_rd, compute_store_table): Likewise.
11198 * sched-deps.c (sched_analyze_1): Likewise.
11200 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
11202 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
11205 2001-07-16 Steve Ellcey <sje@cup.hp.com>
11207 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
11208 in if statement so we don't access undefined memory.
11210 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11212 * gcse.c: Update comment at top.
11213 Update comment on mem handling.
11214 mem_last_set, mem_first_set, mem_set_in_block: gone.
11215 Declaration of reg_set_info: gone.
11216 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
11217 pointless with load_killed_in_block_p (they are *more*
11218 conservative then it, not less, and less accurate).
11219 (oprs_not_set_p): Ditto.
11220 (alloc_gcse_mem): Don't allocate mem_set_in_block
11221 (free_gcse_mem): Don't free it, either.
11222 (record_last_mem_set_info): Update comment in front, remove
11223 mem_*set_* stuff. Note the reason we don't handle stores directly
11225 (compute_hash_table): Update comments to reflect reality. Remove
11226 mem_*set_* references.
11227 (reset_opr_set_tables): Remove mem_*set_* references.
11228 (mark_call): Ditto.
11229 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
11230 (mark_clobber): Ditto (on both parts, we double set here too).
11231 (expr_killed_p): Remove mem_set_in_block test.
11232 (compute_transp): Remove mem_set_in_block test.
11234 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
11235 of edge, and removal of phi alternative to dump file.
11236 (ssa_ccp_substitute_constants): Add note about register now being
11237 constant, and which uses were replaced in what insns to dump file.
11239 2001-07-16 Andreas Jaeger <aj@suse.de>
11241 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
11242 variables of type HOST_WIDEST_INT.
11244 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
11245 (__bb_exit_func): Correct type of count_max to avoid overflow.
11246 (num_digits): Handle long long argument.
11248 * combine.c (gen_lowpart_for_combine): Remove unused variable.
11250 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11252 * output.h (sdb_begin_function_line): Restore as an extern
11254 * sdbout.c (sdb_begin_function_line): Make extern.
11256 2001-07-15 Richard Henderson <rth@redhat.com>
11258 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
11259 * genrecog.c (maybe_both_true_mode): New.
11260 (maybe_both_true_2): Use it.
11261 (write_switch): Don't put Pmode in a switch.
11262 * rtl.c (mode arrays): Don't explicitly size them.
11264 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11266 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
11267 handling; move unconditional splitting before mode switching.
11269 * i386.md (type): Add fistp type.
11270 (i387, length_attr, scheduling definitions): Handle this type.
11271 (fix_trunc?f?i2): Revamp to use mode switching.
11272 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
11273 * i386.h (fp_cw_mode): New enum
11274 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
11275 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
11277 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11279 * Makefile.in (integrate.o): Add debug.h.
11280 * integrate.c (debug.h): Add.
11281 (output_inline_function): Save, reset, and restore debug_hooks.
11283 2001-07-15 Richard Henderson <rth@redhat.com>
11285 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
11286 instead of COMPARE for the EQUIV expression.
11288 2001-07-15 Richard Henderson <rth@redhat.com>
11290 * flow.c (redirect_edge_and_branch_force): Initialize
11291 global_live_at_start and global_live_at_end.
11292 (allocate_bb_life_data): Export.
11293 * basic-block.h (allocate_bb_life_data): Declare.
11294 * toplev.c (rest_of_compilation): Call it.
11296 2001-07-15 Richard Henderson <rth@redhat.com>
11298 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
11299 (alpha_tablejump_best_label): New.
11300 * config/alpha/alpha-protos.h: Declare them.
11301 * config/alpha/alpha.md: Use braced strings for code blocks.
11302 (tablejump_osf): Break out add with r29.
11303 (tablejump_osf_internal): Remove.
11304 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
11305 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
11307 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11309 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
11312 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
11314 * i386-protos.h (ix86_split_fp_branch): Update prototype.
11315 (ix86_fp_jump_nontrivial_p): New.
11316 * i386.md (fp_jcc_?): Update call of split_fp_branch;
11317 use ix86_fp_jump_nontrivial_p.
11318 * i386.c (ix86_fp_jump_nontrivial_p): New.
11319 (ix86_split_fp_branch): Accept code instead of rtx.
11320 (ix86_expand_compare): Expand comparison early in case
11321 doing so is resonably cheap.
11323 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
11325 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
11327 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
11328 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
11330 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
11332 * dbxout.c (dbxout_source_line): Make static, update prototype.
11333 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
11334 (dbxout_init, dbxout_finish, dbxout_source_line,
11335 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11336 * dbxout.h (dbxout_source_line): Delete.
11337 * debug.c (debug_nothing_file, debug_nothing_file_int,
11338 debug_nothing_file_charstar_rtx): New.
11339 (do_nothing_debug_hooks): Update.
11340 (debug_nothing_void, debug_nothing_charstar_rtx,
11341 dwarf2out_end_epilogue): New.
11342 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11343 * debug.h (struct rtx_def): Declare.
11344 (gcc_debug_hooks): New hooks source_line, end_epilogue
11346 (debug_nothing_void, debug_nothing_charstar_rtx,
11347 dwarf2out_end_epilogue): New.
11348 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11349 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11350 (dwarf2_debug_hooks): Update.
11351 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11352 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11353 * dwarf2out.h (dwarf2out_source_line): Remove.
11354 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11355 Make static, update prototype.
11356 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11357 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11358 (dwarf_debug_hooks): Update.
11359 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11360 dwarfout_end_function): Remove.
11361 * final.c (profile_function): Use debug hooks for ending functions
11363 (output_source_line, final_end_function): Update prototype,
11365 (final_start_function, final_scan_insn): Update.
11366 * output.h (sdb_begin_function_line): Remove.
11367 (final_end_function): Update prototype.
11368 * sdbout.c (sdb_begin_function_line): Make static.
11369 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11370 (sdbout_source_line): New.
11371 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11373 (sdb_debug_hooks): Update.
11374 (sdbout_init, sdbout_source_line,
11375 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11376 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11377 * toplev.c (compile_file, rest_of_compilation): Update.
11378 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11379 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11380 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11381 Update for prototype changes.
11382 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11383 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11385 2001-07-15 Richard Henderson <rth@redhat.com>
11387 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11388 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11389 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11390 * config/alpha/alpha.c: Likewise.
11391 * config/alpha/alpha.md: Likewise.
11392 * config/alpha/alpha32.h: Likewise.
11393 * config/alpha/vms.h: Likewise.
11394 (OPEN_VMS): Remove.
11396 2001-07-14 Richard Henderson <rth@redhat.com>
11398 * config/alpha/alpha.md: Use define_constants for unspec values.
11399 Substitute throughout.
11401 2001-07-14 Tim Josling <tej@melbpc.org.au>
11403 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11405 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11407 * pa.md: Remove unused constraints from define_split's.
11409 2001-04-14 Richard Henderson <rth@redhat.com>
11411 * ifcvt.c (find_cond_trap): Test for exit block.
11413 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11415 Re-install recently reverted patch.
11416 * emit-rtl.c (try_split): Update mark_jump_label call.
11417 * flow.c (find_sub_basic_blocks): Likewise.
11418 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11419 jump_back_p): Kill.
11420 (mark_all_labels): Kill second parameter.
11421 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11422 (rebuild_jump_labels, jump_optimize_minimal): Update call
11423 of jump_optimize_1.
11424 (jump_optimize_1): Kill crossjumping code.
11425 (mark_jump_label): Kill cross_jump parameter.
11426 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11427 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11428 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11430 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11432 (dump_file_info): Likewise.
11433 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11434 reorganize passes to do reg-stack first, bb-reorder second.
11435 * invoke.texi (-d letters doc): Remove the jump2 pass.
11437 2001-07-14 Richard Henderson <rth@redhat.com>
11439 * ifcvt.c (find_cond_trap): New.
11440 (find_if_header): Call it.
11441 (merge_if_block): Relax existing jump sanity check.
11442 * jump.c (jump_optimize_1): Remove conditional trap handling.
11444 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11446 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11448 (insn_refs_are_delayed): Correct comment.
11449 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11450 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11451 instead of r31. Make associated insn !TARGET_64BIT, and
11452 provide an additional 64-bit insn that clobbers r2.
11453 (divsi3): Likewise.
11454 (udivsi3): Likewise.
11455 (modsi3): Likewise.
11456 (umodsi3): Likewise.
11458 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11460 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11462 * flow.c (redirect_edge_and_branch_force, split_edge,
11463 try_crossjump_to_edge): Use set_block_for_new_insns.
11464 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11466 2001-07-13 H.J. Lu (hjl@gnu.org)
11468 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11471 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11473 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11475 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11477 * c-common.c (decl_attributes): Take a pointer to the node to
11478 which attributes are to be attached, and a flags argument.
11479 * c-common.h (enum attribute_flags): New.
11480 (decl_attributes): Update prototype.
11481 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11482 finish_enum, start_function): Update calls to decl_attributes.
11483 * c-parse.in (component_declarator, component_notype_declarator,
11484 label): Update calls to decl_attributes.
11486 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11488 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11489 * config/avr/avr.c (legitimate_address_p): Return value changed
11490 from letter to register classes. For better debugging.
11492 2001-07-13 Kazu Hirata <kazu@hxi.com>
11494 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11496 2001-07-13 H.J. Lu (hjl@gnu.org)
11498 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11500 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11502 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11503 correctly for shared configurations.
11504 * config/t-libgcc-pic: New.
11505 * config/{i386,m68k,sparc}/t-openbsd: New.
11506 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11507 Support -shared. Support debugging libraries with -g.
11508 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11509 frame information does not emit pointer diffs.
11510 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11511 emit pointer diffs.
11513 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11515 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11517 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11519 * combine.c (try_combine): Ensure const_int pow2 is positive.
11521 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11523 * config.gcc: Add configuration for s/390.
11524 * config/s390/s390.c: New. Subroutines for code generation.
11525 * config/s390/s390.h: New. Definitions for s/390.
11526 * config/s390/s390-protos.h: New. Prototypes.
11527 * config/s390/linux.h: New. Definitions for linux for s/390.
11528 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11529 * config/s390/t-linux: New. Makefile fragment.
11530 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11531 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11533 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11535 * emit-rtl.c (try_split): Update mark_jump_label call.
11536 * flow.c (find_sub_basic_blocks): Likewise.
11537 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11538 jump_back_p): Kill.
11539 (mark_all_labels): Kill second parameter.
11540 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11541 (rebuild_jump_labels, jump_optimize_minimal): Update call
11542 of jump_optimize_1.
11543 (jump_optimize_1): Kill crossjumping code.
11544 (mark_jump_label): Kill cross_jump parameter.
11545 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11546 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11547 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11549 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11551 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11552 reorganize passes to do reg-stack first, bb-reorder second.
11553 * invoke.texi (-d letters doc): Remove the jump2 pass.
11555 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11557 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11559 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11561 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11563 (verify_flow_info): Make diagnostics prettier.
11565 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11567 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11569 * flow.c (outgoing_edges_match): Return early if condition reversal
11572 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11574 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11575 (mips_move_2words): When splitting a move into two instructions,
11576 prefix the second address operand with '%D'.
11578 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11580 * Makefile.in (final.o): Depend on debug.h.
11581 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11582 (dbx_debug_hooks): Add new hooks.
11583 (xcoff_debug_hooks): New.
11584 * debug.c (debug_nothing_file_int_int): New.
11585 (do_nothing_debug_hooks): Update.
11586 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11587 (debug_nothing_file_int_int): New.
11588 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11589 static, update prototype.
11590 (dwarf2_debug_hooks): Update.
11591 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11592 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11593 static, update prototype.
11594 (dwarf_debug_hooks): Update.
11595 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11596 * final.c: Include debug.h.
11597 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11598 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11599 static, update prototype.
11600 (sdb_debug_hooks): Update.
11601 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11602 * toplev.c: Distinguish between xcoff and dbx.
11604 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11605 Call all debug hooks, not just dwarf ones.
11607 2001-07-11 Timothy Wall <twall@redhat.com>
11609 * config.gcc: Add configuration for AIX5/IA64.
11610 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11611 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11612 support prefix/suffix code.
11613 * config/ia64/t-aix: New. Makefile fragment.
11614 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11616 2001-07-11 Kazu Hirata <kazu@hxi.com>
11618 * recog.c (validate_change): Fix a comment typo.
11620 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11622 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11623 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11625 * dbxout.c (dbx_debug_hooks): Add new hooks.
11626 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11628 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11630 * dbxout.h (dbxout_start_new_source_file,
11631 dbxout_resume_previous_source_file): Delete.
11632 * debug.c (do_nothing_debug_hooks): Add new hooks.
11633 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11634 (debug_nothing_int_charstar, debug_nothing_int): New.
11635 * debug.h (gcc_debug_hooks): New hooks define, undef,
11636 start_source_file and end_source_file.
11637 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11638 (debug_nothing_int_charstar, debug_nothing_int): New.
11639 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11640 the conditionally compiled section.
11641 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11642 dwarf2out_define, dwarf2out_undef): Make static.
11643 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11644 dwarf2out_define, dwarf2out_undef): Remove.
11645 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11646 (dwarfout_start_source_file, dwarfout_end_source_file,
11647 dwarfout_define, dwarfout_undef): Make static.
11648 (dwarfout_start_source_file_check,
11649 dwarfout_end_source_file_check): New.
11650 (dwarfout_define, dwarfout_finish): Update.
11651 * dwarfout.h (dwarfout_start_new_source_file,
11652 dwarfout_resume_previous_source_file, dwarfout_define,
11653 dwarfout_undef): Remove.
11654 * sdbout.c (sdb_debug_hooks): Add new hooks.
11655 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11657 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11658 make static, take an arg.
11659 * sdbout.h (sdbout_start_new_source_file,
11660 sdbout_resume_previous_source_file): Delete.
11661 * toplev.c (debug_start_source_file, debug_end_source_file,
11662 debug_define, debug_undef): Delete.
11663 * toplev.h (debug_start_source_file, debug_end_source_file,
11664 debug_define, debug_undef): Delete.
11666 * java/jcf-parse.c: Include debug.h.
11667 (parse_class_file): Update to use debug hooks directly.
11668 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11670 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11672 * alias.c (set_mem_alias_set): New function.
11673 * rtl.h (set_mem_alias_set): Declare it.
11674 * builtins.c (expand_builtin_return_addr): Call it instead of
11675 using MEM_ALIAS_SET accessor.
11676 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11677 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11678 (expand_builtin_va_copy):Likewise.
11679 * caller-save.c (setup_save_areas): Likewise.
11680 * calls.c (compute_argument_addresses): Likewise.
11681 * explow.c (set_mem_attributes): Likewise.
11682 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11683 (expand_assignment, store_constructor_field, store_field): Likewise.
11684 (expand_expr_unaligned): Likewise.
11685 * function.c (assign_stack_temp_for_type): Likewise.
11686 (put_reg_into_stack, gen_mem_addressof): Likewise.
11687 * ifcvt.c (noce_try_cmove_arith): Likewise.
11688 * reload1.c (reload, alter_reg): Likewise.
11689 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11690 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11691 (alpha_expand_unaligned_store): Likewise
11692 (alpha_expand_unaligned_load_words): Likewise.
11693 (alpha_expand_unaligned_store_words): Likewise.
11694 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11695 (alpha_expand_epilogue): Likewise.
11696 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11697 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11698 * config/i386/i386.c (legitimize_pic_address): Likewise.
11699 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11700 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11701 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11702 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11703 * config/mips/mips.c (mips_va_arg): Likewise.
11704 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11705 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11706 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11707 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11708 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11709 (rs6000_emit_epilogue): Likewise.
11710 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11711 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11712 * config/v850/v850.c (v850_va_arg): Likewise.
11714 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11716 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11717 when fallthru edge is present.
11718 (mege_blocks): Handle case where creation of jump insn
11721 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11722 CLEANUP_POST_REGSTACK): New constants.
11723 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11724 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11725 * output.h (cleanup_cfg): Update prototype.
11726 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11727 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11728 cleanup_cfg call; kill missleading comment.
11729 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11730 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11731 parameter; control optimizations performed using it.
11732 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11733 try_crossjump_bb): New functions.
11735 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11737 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11739 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11740 pa_output_function_prologue.
11741 * pa-protos.h (pa_output_function_prologue): New prototype.
11743 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11745 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11746 and low to get correct sign extension in low+high test.
11748 2001-07-11 Janis Johnson <janis@us.ibm.com>
11750 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11751 for large hit count.
11753 * profile.c (branch_prob): Fix .bbg info for computed gotos
11756 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11758 * stmt.c (parse_output_constraint): New function, split out
11760 (expand_asm_operands): ... here. Use parse_output_constraint.
11761 * tree.h (parse_output_constraint): Declare it.
11763 2001-07-11 Richard Henderson <rth@redhat.com>
11765 * bitmap.c: Comment some functions; fiddle whitespace.
11766 (bitmap_free): Don't export.
11767 (bitmap_element_allocate): Use memset.
11768 * bitmap.h (bitmap_free): Don't declare.
11770 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11772 * gcse.c, lcm.c, sched-deps.c:
11773 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
11775 * flow.c (flow_loops_find): Free dom if we found no loops, since
11776 we aren't going to save it.
11778 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
11781 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
11783 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
11785 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11787 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
11788 #ifndef DWARF2_DEBUGGING_INFO.
11790 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11792 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
11794 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11796 * config/mips/mips.c (gen_int_relational): Tell the caller not to
11797 reverse a branch if a NE comparison is implemented with GTU.
11799 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11800 H.J. Lu <hjl@gnu.org>
11802 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
11803 constant addresses.
11804 (call_internal2): Likewise.
11805 (call_value_internal1): Likewise.
11806 (call_value_internal2): Likewise.
11807 (call_value_multiple_internal1): Likewise.
11808 (call_value_multiple_internal2): Likewise.
11810 2001-07-10 Kazu Hirata <kazu@hxi.com>
11812 * calls.c (emit_library_call_value_1): Fix a comment typo.
11813 * dwarf2out.c (mem_loc_descriptor): Likewise.
11814 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
11816 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
11818 * simplify-rtx.c (simplify_subreg): Fix typo in comment
11820 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11822 * recog.c (offsettable_address_p): Handle LO_SUM case.
11823 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
11824 instead of plus_constant.
11826 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11828 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
11829 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
11831 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11833 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
11834 adjust_address_nv instead of plus_constant.
11836 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
11838 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
11839 dwarf2out.o): Depend on debug.h, wrap long lines.
11840 * dbxout.c: Include debug.h.
11841 (dbx_debug_hooks): New.
11842 (dbxout_init): Make static, take just 2 args.
11843 (dbxout_finish): Make static.
11844 * dbxout.h (dbxout_init, dbxout_finish): Delete.
11845 * debug.c: New file.
11846 * debug.h: New file.
11847 * dwarf2out.c: Include debug.h.
11848 (dwarf2_debug_hooks): New.
11849 (dwarf2out_init): Make static.
11850 (dwarf2out_finish): Make static, take 2 args.
11851 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
11852 * dwarfout.c: Include debug.h.
11853 (dwarf_debug_hooks): New.
11854 (dwarfout_init): Make static.
11855 (dwarfout_finish): Make static, take 2 args.
11856 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
11857 * sdbout.c: Include debug.h.
11858 (sdb_debug_hooks): New.
11859 (sdbout_init): Make static, take 2 args.
11860 * sdbout.h (sdbout_init): Delete.
11861 * toplev.c: Include debug.h.
11862 (debug_hooks): New.
11863 (compile_file): Set deubg_hooks based on command line options.
11864 Use the hooks unconditionally rather than conditional compilation.
11866 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
11868 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
11869 first_insn_after_basic_block_note instead.
11871 * df.c (df_bb_refs_unlink): #if 0 out for now.
11873 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
11875 * ssa.h: Add prototype for ssa_const_prop
11876 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
11877 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
11878 (ssa_fast_dce): Remove unused variable
11880 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11882 * diagnostic.c (finish_diagnostic): Rename to
11883 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
11886 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
11888 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
11891 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
11892 (dump_file): Only pad the demangled name with spaces if the
11893 mangled name was padded with spaces.
11895 2001-07-10 Bernd Schmidt <bernds@redhat.com>
11897 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
11900 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11902 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
11903 extraction if no direct load if either EXPAND_CONST_ADDRESS or
11904 EXPAND_INITIALIZER.
11906 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
11907 whether can put offset inside LO_SUM to check mode alignment, not size.
11909 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11911 * doc/tm.texi (Misc): Fix thinko.
11913 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
11915 * regmove.c (replace_in_call_usage): Fix warnings.
11916 * sched-deps.c (add_dependence): Fix warnings.
11917 * simplify-rtx.c (simplify_subreg): Likewise.
11918 Return NULL_RTX instead of NULL.
11920 * reg-stack.c (emit_swap_insn): Eliminate warnings.
11921 (subst_asm_stack_regs): Likewise.
11923 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
11926 * dwarf2out.c (output_call_frame_info): Declare i as int.
11927 (build_abbrev_table): Declare n_alloc as int.
11928 (dwarf2out_finish): Initialize die.
11929 * except.c: Declare sjlj_funcdef_number as unsigned.
11930 (connect_post_landing_pads): Declare j as unsigned.
11931 (convert_to_eh_region_ranges): Initialize call_site.
11932 (output_function_exception_table): Initialize tt_format_size.
11933 * expr.c (move_by_pieces_1): Initialize to1.
11934 (store_constructor): Initialize minelt and maxelt.
11935 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
11936 * function.c (instantiate_decls): Avoid signed/unsigned warning.
11938 * c-decl.c (combine_parm_decls): Unused, remove.
11939 * c-tree.h: Remove prototype for combine_parm_decls.
11941 * reload.c (push_reload): Fix warning.
11942 (regno_clobbered_p): Likewise.
11943 * reload1.c (replace_pseudos_in_call_usage): Likewise.
11944 (reload_combine): Likewise.
11946 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
11947 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
11949 * bitmap.c (bitmap_operation): Change user.
11950 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
11952 2001-07-10 Eric Christopher <echristo@redhat.com>
11954 * config/mips/mips.c (override_options): Fix typo.
11956 2001-07-09 Stan Shebs <shebs@apple.com>
11958 * target.h (struct gcc_target): New fields init_builtins and
11960 * target-def.h (TARGET_INIT_BUILTINS): New macro.
11961 (TARGET_EXPAND_BUILTIN): New macro.
11962 (TARGET_INITIALIZER): Add them.
11963 * builtins.c: Include target.h.
11964 (expand_builtin): Use targetm.expand_builtin.
11965 (default_init_builtins): New function.
11966 (default_expand_builtin): New function.
11967 * expr.h (default_init_builtins): Declare.
11968 (default_expand_builtin): Declare.
11969 * c-common.c (c_common_nodes_and_builtins): Use
11970 targetm.init_builtins.
11971 * defaults.h (MD_INIT_BUILTINS): Remove.
11972 * Makefile.in (builtins.o): Depend on target.h.
11974 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
11975 (TARGET_EXPAND_BUILTIN): Define.
11976 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
11977 (MD_EXPAND_BUILTIN): Remove.
11979 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
11980 (TARGET_EXPAND_BUILTIN): Define.
11981 (c4x_init_builtins): Make endlink arg a local.
11982 (c4x_print_operand): Fix typos in adjust_address usages.
11983 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
11984 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
11985 (MD_EXPAND_BUILTIN): Remove.
11987 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
11988 (TARGET_EXPAND_BUILTIN): Define.
11989 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
11990 (ix86_init_builtins): Call new function only if TARGET_MMX.
11991 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
11992 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
11993 (MD_EXPAND_BUILTIN): Remove.
11995 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
11996 (TARGET_EXPAND_BUILTIN): Define.
11997 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
11998 (MD_EXPAND_BUILTIN): Remove.
12000 * doc/tm.texi: Document these changes.
12002 2001-07-09 Diego Novillo <dnovillo@redhat.com>
12004 * basic-block.h (tree_node): Forward declare if needed.
12005 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
12006 (BLOCK_HEAD_TREE): Define.
12007 (BLOCK_END_TREE): Define.
12008 (struct loops): Rename field 'tree' to 'tree_root'.
12009 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
12011 (flow_loops_tree_build): Rename reference to field 'tree' to
12013 (flow_loops_level_compute): Ditto.
12014 * predict.c (estimate_bb_frequencies): Ditto.
12015 * tree.h (struct tree_common): Add field 'aux'.
12017 2001-07-09 Stan Shebs <shebs@apple.com>
12019 * config/darwin.c (darwin_encode_section_info): Don't mark any
12020 DECL_EXTERNAL node as defined.
12022 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
12024 * pa.c (pa_init_machine_status, pa_mark_machine_status,
12025 pa_free_machine_status, hppa_init_pic_save): Delete.
12026 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
12027 (hppa_profile_hook): Use hppa_pic_save_rtx.
12028 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
12029 hppa_init_pic_save): Delete.
12030 (hppa_pic_save_rtx): Declare.
12031 * pa.md (call, call_value, sibcall, sibcall_value,
12032 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
12034 2001-07-09 Kazu Hirata <kazu@hxi.com>
12036 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
12037 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
12039 2001-07-09 Andreas Jaeger <aj@suse.de>
12041 * output.h: Add declaration of final_forward_branch_p.
12043 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
12045 * varray.c: Include errors.h for internal_error and trim_filename
12048 * Makefile.in (varray.o): Add errors.h.
12050 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
12052 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
12053 * optabs.c (have_add2_insn): Check whether the add insn chosen
12054 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
12055 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
12057 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
12059 * Makefile.in (OBJS): Add ssa-ccp.o
12060 (ssa-ccp.o): Add dependencies.
12061 * toplev.c (DFI_ssa_ccp): New dump file enum.
12062 (dump_file): Add entry for dumping after SSA CCP.
12063 (flag_ssa_ccp): New flag variable.
12064 (f_options): Add -fssa-ccp.
12065 (rest_of_compilation): Run SSA CCP if requested.
12066 * timevar.def (TV_SSA_CCP): New timevar.
12067 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
12068 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
12069 Fix minor typo in SSA DCE documentation.
12070 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
12071 Add documentation for new dump option. Renumber dump files
12074 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12076 * emit-rtl.c (gen_highpart_mode): New.
12077 * rtl.h (gen_highpart_mode): Declare.
12078 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
12079 operand can be VOIDmode constant.
12081 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
12083 * flow.c (redirect_edge_and_branch_force): New.
12084 (can_fallthru): Ensure that basic blocks are succeeding.
12085 (try_optimize_cfg): Do not delete basic block if it is the last one.
12087 * flow.c (try_redirect_by_replacing_jump): Do not remove
12088 jumps with side effects, unlink chain on fallthru edge;
12089 set block for new jump instruction; avoid basic block to
12090 over by line number note.
12092 * flow.c (try_simplify_condjump): Verify that the condjump
12093 is not always falling through.
12096 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12098 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12099 (try_redirect_by_replacing_jump): Update properly the count
12100 and frequency information.
12102 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12104 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
12105 address that is a LO_SUM specially.
12106 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
12108 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
12110 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
12111 (operand_subword): Use them.
12112 (change_address_1): Renamed from change_address; new arg VALIDATE.
12113 * expr.h: Reflect above changes; change_address now macro.
12114 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
12116 * cselib.c (add_mem_for_addr): Likewise.
12117 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
12118 * regmove.c (try_apply_stack_adjustment): Likewise.
12119 * reload.c (push_reload, make_memloc): Likewise.
12120 * reload1.c (eliminate_regs): Likewise.
12121 * simplify-rtx.c (simplify_replace_rtx): Likewise.
12122 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
12124 * combine.c (make_extraction, simplify_shift_const): Likewise.
12125 (gen_lowpart_for_combine): Likewise.
12126 * cse.c (gen_lowpart_if_possible): Likewise.
12127 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
12128 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
12129 * optabs.c (gen_move_insn): Likewise.
12130 * reload1.c (alter_reg): Likewise.
12131 * simplify-rtx.c (simplify_subreg): Likewise.
12132 * stmt.c (expand_anon_union_decl): Likewise.
12133 * recog.c (validate_replace_rtx_1): Likewise.
12135 * Makefile.in (recog.o): Add $(EXPR_H).
12136 * explow.c (stabilize): Call replace_equiv_address.
12137 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
12138 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
12140 2001-07-03 Andrew Haley <aph@redhat.com>
12142 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
12143 the mode of the memory location.
12145 2001-07-09 Bo Thorsen <bo@suse.co.uk>
12147 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
12149 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
12151 * final.c (output_addr_const): Use target opening and
12152 closing parentheses.
12153 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
12154 defaults, add to TARGET_ASM_OUT.
12155 * target.h (struct gcc_target): Add open_paren and close_paren.
12156 * doc/md.texi: Update.
12157 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
12158 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
12159 TARGET_ASM_CLOSE_PAREN.
12160 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12162 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12164 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
12165 * config/a29k/a29k.h: Similarly.
12166 * config/alpha/alpha.h: Similarly.
12167 * config/arc/arc.h: Similarly.
12168 * config/arm/aof.h: Similarly.
12169 * config/arm/aout.h: Similarly.
12170 * config/avr/avr.h: Similarly.
12171 * config/c4x/c4x.h: Similarly.
12172 * config/clipper/clipper.h: Similarly.
12173 * config/convex/convex.h: Similarly.
12174 * config/d30v/d30v.h: Similarly.
12175 * config/dsp16xx/dsp16xx.h: Similarly.
12176 * config/elxsi/elxsi.h: Similarly.
12177 * config/fr30/fr30.h: Similarly.
12178 * config/h8300/h8300.h: Similarly.
12179 * config/i370/i370.h: Similarly.
12180 * config/i386/i386.h: Similarly.
12181 * config/i860/i860.h: Similarly.
12182 * config/i960/i960.h: Similarly.
12183 * config/ia64/ia64.h: Similarly.
12184 * config/m32r/m32r.h: Similarly.
12185 * config/m68hc11/m68hc11.h: Similarly.
12186 * config/m68k/m68k.h: Similarly.
12187 * config/m88k/m88k.h: Similarly.
12188 * config/mcore/mcore.h: Similarly.
12189 * config/mips/mips.h: Similarly.
12190 * config/mn10200/mn10200.h: Similarly.
12191 * config/mn10300/mn10300.h: Similarly.
12192 * config/ns32k/ns32k.h: Similarly.
12193 * config/pa/pa.h: Similarly.
12194 * config/pdp11/pdp11.h: Similarly.
12195 * config/pj/pj.h: Similarly.
12196 * config/romp/romp.h: Similarly.
12197 * config/rs6000/rs6000.h: Similarly.
12198 * config/sh/sh.h: Similarly.
12199 * config/sparc/sparc.h: Similarly.
12200 * config/v850/v850.h: Similarly.
12201 * config/vax/vax.h: Similarly.
12202 * config/we32k/we32k.h: Similarly.
12204 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
12206 * doc/c-tree.texi: Document representation of attributes.
12208 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12210 * doc/tm.texi: Update some places for the rename of target to
12213 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12215 * target.h (struct gcc_target): Add insert_attributes.
12216 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
12217 (TARGET_INITIALIZER): Update.
12218 * tree.c, tree.h (default_insert_attributes): New function.
12219 Update comments on other default functions to refer to targetm,
12221 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
12222 TARGET_INSERT_ATTRIBUTES.
12223 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
12224 * c-common.c (decl_attributes): Use targetm.insert_attributes.
12225 Don't use PRAGMA_INSERT_ATTRIBUTES.
12226 * Makefile.in (c-common.o): Depend on $(TARGET_H).
12227 * c-decl.c (start_decl, start_function): Don't call
12228 SET_DEFAULT_DECL_ATTRIBUTES.
12229 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12230 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
12232 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
12233 (c4x_check_attribute): Avoid modifying attribute list itself.
12234 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
12236 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
12237 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
12239 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
12240 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
12242 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12243 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
12245 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
12246 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
12247 Adjust parameters. Make static.
12249 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12251 * c-common.c (decl_attributes): Only take a single attributes
12253 * c-common.h (decl_attributes): Update prototype.
12254 * c-decl.c (start_decl, start_function): Only take a single
12255 attributes parameter. Update calls to decl_attributes.
12256 (finish_struct, finish_enum): Update calls to decl_attributes.
12257 (push_parm_decl): Expect unified list of attributes. Update call
12258 to decl_attributes.
12259 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
12260 notype_nested_function, component_declarator,
12261 component_notype_declarator, label): Update calls to
12263 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
12264 lists that are passed to push_parm_decl.
12265 * c-tree.h (start_function, start_decl): Update prototypes.
12266 * config/sh/sh-protos.h, config/sh/sh.c
12267 (sh_pragma_insert_attributes): Only take a single attributes
12269 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
12270 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
12271 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
12272 build_module_descriptor, generate_static_references,
12273 generate_strings, build_selector_translation_table,
12274 generate_descriptor_table, generate_protocols,
12275 generate_ivars_list, generate_dispatch_table,
12276 generate_protocol_list, generate_category,
12277 generate_shared_structures, really_start_method, add_objc_decls,
12278 generate_classref_translation_entry): Update calls to start_decl
12279 and start_function.
12280 (build_tmp_function_decl, start_method_def): Unify attribute lists
12281 that are passed to push_parm_decl.
12283 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
12285 * final.c (no_asm_to_stream): New.
12286 (final_scan_insn): Use target structures for prologue ends
12287 and epilogue starts.
12288 * output.h (no_asm_to_stream): New.
12289 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
12290 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
12291 (TARGET_ASM_OUT): Update.
12292 * target.h (struct gcc_target): New members function_end_prologue
12293 and function_begin_epilogue.
12294 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
12295 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
12296 * config/alpha/alpha.c (output_end_prologue): Rename to
12297 alpha_output_function_end_prologue. Use in target struct
12299 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
12300 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
12301 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
12302 ia64_output_function_end_prologue. Use in target struct
12304 (ia64_function_prologue, ia64_funciton_epilogue): Rename
12305 mistyped prototypes.
12306 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
12307 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
12309 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
12310 an use in target struct, make static.
12311 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
12314 2001-07-08 Richard Henderson <rth@redhat.com>
12316 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
12318 2001-07-08 Richard Henderson <rth@redhat.com>
12320 * config/i386/i386.md: Remove constraints strings from define_split
12321 and define_peephole2 patterns.
12322 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
12323 (eh_return): Use them.
12325 2001-07-08 Richard Henderson <rth@redhat.com>
12327 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
12328 Document MD_FALLBACK_FRAME_STATE_FOR.
12330 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12332 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
12333 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
12335 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12337 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12339 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12340 of the label inside NAME as opposed to just the end of NAME.
12342 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12344 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12345 * config/alpha/alpha.c (alpha_init_machine_status,
12346 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12347 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12348 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12349 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12351 2001-07-06 Stan Shebs <shebs@apple.com>
12353 * target.h (targetm): Rename global from "target", so as not to
12354 conflict with local variables.
12356 * c-typeck.c: Ditto.
12359 * cp/decl.c: Ditto.
12360 * cp/decl2.c: Ditto.
12361 * cp/typeck.c: Ditto.
12362 * 1750a/1750a.c: Ditto.
12363 * a29k/a29k.c: Ditto.
12364 * arc/arc.c: Ditto.
12365 * arm/arm.c: Ditto.
12366 * avr/avr.c: Ditto.
12367 * clipper/clipper.c: Ditto.
12368 * convex/convex.c: Ditto.
12369 * d30v/d30v.c: Ditto.
12370 * dsp16xx/dsp16xx.c: Ditto.
12371 * elxsi/elxsi.c: Ditto.
12372 * fr30/fr30.c: Ditto.
12373 * h8300/h8300.c: Ditto.
12374 * i370/i370.c: Ditto.
12375 * i386/i386.c: Ditto.
12376 * i860/i860.c: Ditto.
12377 * i960/i960.c: Ditto.
12378 * ia64/ia64.c: Ditto.
12379 * m32r/m32r.c: Ditto.
12380 * m68hc11/m68hc11.c: Ditto.
12381 * m68k/m68k.c: Ditto.
12382 * m88k/m88k.c: Ditto.
12383 * mips/mips.c: Ditto.
12384 * ns32k/ns32k.c: Ditto.
12386 * pdp11/pdp11.c: Ditto.
12387 * romp/romp.c: Ditto.
12388 * rs6000/rs6000.c: Ditto.
12390 * sparc/sparc.c: Ditto.
12391 * vax/vax.c: Ditto.
12392 * we32k/we32k.c: Ditto.
12393 * doc/tm.texi: Update the manual to match.
12395 2001-07-06 Richard Henderson <rth@redhat.com>
12397 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12398 DWARF2_UNWIND_INFO not just whether it is defined.
12400 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12402 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12403 call to simplify_binary_operation returns a new pattern.
12405 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12407 * glimits.h (__SHRT_MAX__): New.
12408 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12409 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12411 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12413 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12416 2001-07-06 Richard Henderson <rth@redhat.com>
12418 * bitmap.c (bitmap_release_memory): Move adjacent to the
12419 allocation functions.
12420 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12421 the implementation. Binary search for the set bit.
12422 (bitmap_union_of_diff): Allocate the temporary on the stack
12423 instead of using xmalloc.
12425 2001-07-06 Richard Henderson <rth@redhat.com>
12427 * genrecog.c (validate_pattern): Warn for constraints in
12428 define_{expand,split,peephole2}. Remove strict_low_part
12429 before looking up match_dup.
12431 2001-07-06 DJ Delorie <dj@redhat.com>
12433 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12434 chapter about various build hints and history. Add section
12435 talking about the various types of native and cross builds.
12437 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12439 * Makefile.in (final.o): Depend on target.h.
12440 * final.c: Include target.h.
12441 (default_function_pro_epilogue): New.
12442 (final_start_function): Use target structure for function prologues.
12443 (final_end_function): Use target structure for function epilogues.
12444 * fold-const.c (real_hex_to_f): Constify s and p.
12445 * output.h (default_function_pro_epilogue): New.
12446 * real.h (real_hex_to_f): Update prototype.
12447 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12448 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12449 (TARGET_INITIALIZER): Update.
12450 * target.h (gcc_target): Add struct asm_out.
12451 * doc/tm.texi: Update.
12454 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12455 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12456 in cpu/cpu.c, or rename old functions consistently. Take
12457 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12458 redundant macros and prototypes. Make new functions static.
12460 * 1750a/1750a.c: Similarly.
12461 * 1750a/1750a.h: Similarly.
12462 * a29k/a29k-protos.h: Similarly.
12463 * a29k/a29k.c: Similarly.
12464 * a29k/a29k.h: Similarly.
12465 * arc/arc-protos.h: Similarly.
12466 * arc/arc.c: Similarly.
12467 * arc/arc.h: Similarly.
12468 * arm/arm-protos.h: Similarly.
12469 * arm/arm.c: Similarly.
12470 * arm/arm.h: Similarly.
12471 * avr/avr-protos.h: Similarly.
12472 * avr/avr.c: Similarly.
12473 * avr/avr.h: Similarly.
12474 * clipper/clipper-protos.h: Similarly.
12475 * clipper/clipper.c: Similarly.
12476 * clipper/clipper.h: Similarly.
12477 * convex/convex.c: Similarly.
12478 * convex/convex.h: Similarly.
12479 * d30v/d30v-protos.h: Similarly.
12480 * d30v/d30v.c: Similarly.
12481 * d30v/d30v.h: Similarly.
12482 * d30v/d30v.md: Similarly.
12483 * dsp16xx/dsp16xx-protos.h: Similarly.
12484 * dsp16xx/dsp16xx.c: Similarly.
12485 * dsp16xx/dsp16xx.h: Similarly.
12486 * elxsi/elxsi.c: Similarly.
12487 * elxsi/elxsi.h: Similarly.
12488 * fr30/fr30.c: Similarly.
12489 * fr30/fr30.md: Similarly.
12490 * h8300/h8300-protos.h: Similarly.
12491 * h8300/h8300.c: Similarly.
12492 * h8300/h8300.h: Similarly.
12493 * i370/i370-protos.h: Similarly.
12494 * i370/i370.c: Similarly.
12495 * i370/i370.h: Similarly.
12496 * i386/i386.c: Similarly.
12497 * i386/osf1elf.h: Similarly.
12498 * i386/osfrose.h: Similarly.
12499 * i860/i860-protos.h: Similarly.
12500 * i860/i860.c: Similarly.
12501 * i860/i860.h: Similarly.
12502 * i960/i960-protos.h: Similarly.
12503 * i960/i960.c: Similarly.
12504 * i960/i960.h: Similarly.
12505 * ia64/ia64-protos.h: Similarly.
12506 * ia64/ia64.c: Similarly.
12507 * ia64/ia64.h: Similarly.
12508 * m32r/m32r-protos.h: Similarly.
12509 * m32r/m32r.c: Similarly.
12510 * m32r/m32r.h: Similarly.
12511 * m68hc11/m68hc11-protos.h: Similarly.
12512 * m68hc11/m68hc11.c: Similarly.
12513 * m68hc11/m68hc11.h: Similarly.
12514 * m68k/crds.h: Similarly.
12515 * m68k/dpx2.h: Similarly.
12516 * m68k/m68k-protos.h: Similarly.
12517 * m68k/m68k.c: Similarly.
12518 * m68k/m68k.h: Similarly.
12519 * m68k/news.h: Similarly.
12520 * m88k/m88k-protos.h: Similarly.
12521 * m88k/m88k.c: Similarly.
12522 * m88k/m88k.h: Similarly.
12523 * mips/mips-protos.h: Similarly.
12524 * mips/mips.c: Similarly.
12525 * mips/mips.h: Similarly.
12526 * ns32k/merlin.h: Similarly.
12527 * ns32k/ns32k.c: Similarly.
12528 * ns32k/ns32k.h: Similarly.
12529 * ns32k/tek6000.h: Similarly.
12530 * pa/pa-protos.h: Similarly.
12531 * pa/pa.c: Similarly.
12532 * pa/pa.h: Similarly.
12533 * pdp11/2bsd.h: Similarly.
12534 * pdp11/pdp11-protos.h: Similarly.
12535 * pdp11/pdp11.c: Similarly.
12536 * pdp11/pdp11.h: Similarly.
12537 * romp/romp-protos.h: Similarly.
12538 * romp/romp.c: Similarly.
12539 * romp/romp.h: Similarly.
12540 * rs6000/rs6000-protos.h: Similarly.
12541 * rs6000/rs6000.c: Similarly.
12542 * rs6000/rs6000.h: Similarly.
12543 * rs6000/sysv4.h: Similarly.
12544 * sh/sh-protos.h: Similarly.
12545 * sh/sh.c: Similarly.
12546 * sh/sh.h: Similarly.
12547 * sparc/sparc-protos.h: Similarly.
12548 * sparc/sparc.c: Similarly.
12549 * sparc/sparc.h: Similarly.
12550 * vax/vax.c: Similarly.
12551 * vax/vax.h: Similarly.
12552 * vax/vms.h: Similarly.
12553 * we32k/we32k.c: Similarly.
12554 * we32k/we32k.h: Similarly.
12556 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12558 * basic-block.h (first_insn_after_basic_block_note): Declare.
12559 * flow.c (first_insn_after_basic_block_note): Define. Moved
12561 * ssa.c (first_insn_after_basic_block_note): Remove.
12562 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12564 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12565 nodes when we find a dead conditional branch. Insert BARRIERs
12566 after any blocks with no successors, but which do not have
12569 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12571 * varray.c (varray_check_failed): Use internal_error.
12573 2001-07-05 Andrew Haley <aph@redhat.com>
12575 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12576 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12577 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12579 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12581 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12582 reference if the target constant is also a SYMBOL_REF.
12584 2001-07-05 Eric Christopher <echristo@redhat.com>
12586 * config/mips/mips.h (MASK_MIPS3900): Remove.
12587 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12588 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12589 (TARGET_MIPS3900): Change to use mips_arch.
12590 (TARGET_MIPS4000): New.
12591 (TARGET_MIPS4100): New.
12592 (TARGET_MIPS4300): New.
12593 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12594 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12596 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12597 (ISA_HAS_BRANCHLIKELY): To here.
12598 (CC1_CPU_SPEC): New.
12599 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12600 (mips_arch_string): Declare.
12601 (mips_arch): Declare.
12602 (TARGET_OPTIONS): Add -march and -mtune.
12604 * config/mips/mips.c (mips_arch_string): New.
12606 (override_options): Handle -march for codegen and -mtune
12607 for scheduling. Use mips_arch. Move tx39 target default here.
12608 (mips_parse_cpu): Move error message to override_options.
12610 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12612 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12614 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12615 (MIPS Options): Ditto. Change mcpu entry to historical text.
12617 2001-07-05 H.J. Lu (hjl@gnu.org)
12619 * config/mips/mips.c (mips_parse_cpu): New function to parse
12622 2001-07-05 Jim Wilson <wilson@redhat.com>
12624 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12625 * config/ia64/t-ia64: Likewise.
12626 (LIB1ASMFUNCS): Update comment.
12628 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12630 * doc/install.texi (Install GCC: Binaries): Fix typo.
12632 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12634 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12635 reference using the stack pointer, adjust it since we push Y
12637 ("*ashrsi3"): Likewise.
12638 ("*lshrsi3"): Likewise.
12640 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12642 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12643 when -fomit-frame-pointer is used.
12645 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12647 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12648 (try_redirect_by_replacing_jump): Reverse updating properly the
12649 count and frequency information. Reverse removing cc0 setter.
12650 (forwarder_block_p): Reverse fixing for fallthru blocks.
12652 2001-07-05 DJ Delorie <dj@redhat.com>
12654 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12655 (translate_options): If the above is defined, use it to map
12656 given options to new options.
12657 * doc/tm.texi: Document it.
12659 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12660 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12662 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12663 cause programs using computed gotos to run more slowly.
12665 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12667 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12669 Consistently require binutils 2.11.2, not prereleases.
12670 (Specific, decstation-*): Canonicalize as mips-dec-*.
12671 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12673 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12674 (Specific, mips-*): Reword MIPS C compiler requirements.
12675 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12676 (Specific, sunv5): Removed, obsolete.
12678 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12680 * dwarf2out.c (output_loc_list): Use an all ones mask for
12681 .text asm output and don't rely on long long
12682 literals. Reformat some long lines.
12684 2001-07-05 Andreas Jaeger <aj@suse.de>
12686 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12689 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12691 * dwarf2out.c (dwarf2out_define): Update comment.
12692 (dwarf2out_undef): Ditto.
12693 (dwarf2out_start_source_file): Ditto.
12694 (dwarf2out_end_source_file): Ditto.
12695 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12696 since we never call the start/end debug hook for the primary file.
12698 2001-07-04 Kazu Hirata <kazu@hxi.com>
12700 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12703 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12705 * cppinit.c (remove_dup_dirs): Inform if a system include
12706 directory is being reordered.
12707 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12709 * doc/cpp.texi (Search Paths): Likewise.
12710 * doc/gcc.texi (Interoperation): Remove information about
12713 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12715 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12716 (VARRAY_TOP_CHAR_PTR): Likewise.
12718 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12720 * gcc.c (process_command): Don't assign elements of a const char*.
12722 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12724 * emit-rtl.c (change_address): Don't abort if invalid address while
12725 reload is in progress.
12727 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12729 * c-lex.c (cb_file_change): Pass line number to
12730 debug_start_source_file.
12731 (cb_undefine): Pass correct line number to debug_undef.
12733 * toplev.c (debug_start_source_file): Add line number to
12734 parameters. Pass it along to dwarf2out_start_source_file.
12735 (decode_g_option): Stop resetting debug level back to normal when
12736 we change debug formats, unless the current level is
12737 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12740 * toplev.h (debug_start_source_file): Add line number to
12743 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12746 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12748 Output debug_macinfo data for starting file if requested.
12749 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12751 (dwarf2out_define): Output debug_macinfo data for defining a macro
12753 (dwarf2out_undef): Output debug_macinfo data for undefining a
12754 macro if requested.
12755 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12756 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12757 (macinfo_section_label): New. DWARF2 macro info section label.
12758 (dwarf2out_init): If we want macro info, output the start label
12760 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12761 attribute to the compilation unit die pointing to the macro info.
12763 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12765 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12766 DWARF2_DEBUGGING_INFO.
12767 (add_loc_descr_to_loc_list): Ditto.
12768 (output_loc_list): Ditto.
12769 Also, fix thinko in curr not being initialized.
12770 (gen_internal_sym): Ditto.
12772 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12774 * emit-rtl.c (replace_equiv_address): New function.
12775 * expr.h (replace_equiv_address): New declaration.
12776 * explow.c (validize_mem): Call it instead of change_address and
12777 also call if -fforce-addr and address is constant.
12778 * expr.c: Replace more calls to change_address with adjust_address
12779 and/or replace_equiv_address or to validize_mem.
12780 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
12781 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
12782 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12783 * config/i370/i370.md, config/i860/i860.md: Likewise.
12784 * config/i960/i960.md, config/mips/mips.c: Likewise.
12785 * config/mips/mips.md, config/pa/pa.md: Likewise.
12786 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
12787 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
12789 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12791 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
12793 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
12796 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
12798 * doc/include: New directory.
12799 * doc/fdl.texi: Move to doc/include/fdl.texi.
12800 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
12801 * doc/include/funding.texi, doc/include/gpl.texi: New files.
12802 * doc/gcc.texi: Use funding.texi and gpl.texi.
12803 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
12804 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
12805 Update dependencies and use -I $(docdir)/include.
12807 2001-07-04 Anthony Green <green@redhat.com>
12809 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
12811 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12813 * doc/install.texi (sparc64-*-*): Remove garbage.
12815 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
12817 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
12818 Fix typo in last change to use adjust_address.
12820 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12822 * doc/install.texi (Specific): Update information for *-*-solaris*.
12824 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12826 * explow.c (plus_constant_wide): Reinitialize Y for restart.
12828 2001-07-03 Stan Shebs <shebs@apple.com>
12830 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
12831 case for flag_no_mach_text_sections.
12832 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
12833 * config/darwin.c (flag_no_mach_text_sections): Remove.
12834 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
12836 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12838 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
12839 and avoid checking for constant as first operand.
12840 * recog.c (find_constant_term_loc): No longer static.
12841 (adj_offettable_operand): Delete.
12842 * rtl.h (adj_offsettable_operand): Delete declaration.
12843 (find_constant_term): Add declaration.
12844 * caller-save.c: Replace calls to adj_offsettable_operand with calls
12846 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
12847 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
12848 * config/i386/i386.c, config/i386/i386.md: Likewise.
12849 * config/i860/i860.c, config/i960/i960.c: Likewise.
12850 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
12851 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
12852 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
12853 * config/mips/mips.c, config/mips/mips.md: Likewise.
12854 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
12855 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
12856 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
12857 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
12858 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
12859 * config/ns32k/ns32k.md: Likewise.
12861 2001-07-03 Zack Weinberg <zackw@stanford.edu>
12863 * rtl.c (copy_rtx): Handle 'T' format letter.
12864 * gensupport.c (collect_insn_data): Likewise.
12865 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
12867 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
12869 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
12870 -B option. Use 'dir' not 'foo' as example directory name.
12872 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12874 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12875 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
12877 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12879 * doc/cppinternals.texi: Improve formatting and logical markup.
12881 2001-07-03 Andreas Jaeger <aj@suse.de>
12883 * Makefile.in (insn-recog.o): Add dependency on reload.h.
12885 * genrecog.c (write_header): Include reload.h for prototypes in
12888 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
12891 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
12892 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12893 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
12894 i386_pe_valid_type_attribute_p): Add.
12895 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
12896 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
12898 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12900 * explow.c (plus_constant_wide, case LO_SUM): New case.
12901 (plus_constant_for_output_wide): Delete.
12902 * rtl.h (plus_constant_for_output): Delete.
12903 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
12904 instead of plus_constant_for_output.
12905 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
12906 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
12907 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
12908 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
12909 * config/sparc/sparc.md: Likewise.
12910 Convert some change_address calls to adjust_address.
12912 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12914 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
12915 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
12916 documentation of -std and -Wwrite-strings.
12918 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12920 * cse.c (canon_hash): Don't register registers in very small
12921 register classes, as extending their lifetime might cause
12924 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12926 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12928 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12929 (try_redirect_by_replacing_jump): Update properly the count
12930 and frequency information.
12932 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
12934 * toplev.c (dump_file_index): Move SSA dumps just after first
12936 (dump_file): Corresponding changes.
12937 (rest_of_compilation): Move SSA path to just after the first
12939 * doc/gcc.texi (Passes): Update due to movement of SSA path.
12940 * doc/invoke.texi: Update dump file #s as they were completely
12941 out of date with reality.
12943 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12945 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
12947 * expr.c (emit_move_insn_1): Deal with non-default
12950 * expr.c (emit_single_push_insn): Fix warning.
12952 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
12954 * expr.c (emit_move_insn_1): Avoid modifying
12955 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
12957 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12959 * emit-rtl.c (adjust_address): New function.
12960 * expr.h (adjust_address): Add declaration.
12961 * builtins.c: Replace some calls to change_address with calls to it
12962 or to validize_mem.
12963 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
12964 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
12965 * config/arm/arm.c, config/convex/convex.c: Likewise.
12966 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12967 * config/i386/i386.c, config/i386/i386.md: Likewise.
12968 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
12969 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
12970 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
12971 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
12972 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
12974 2001-07-02 Jim Wilson <wilson@redhat.com>
12976 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
12978 2001-07-02 Steve Ellcey <sje@cup.hp.com>
12980 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
12981 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
12983 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12985 * cppinit.c (lang_defaults): New table.
12986 (set_lang): Just read from lang_defaults into the live options
12989 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12991 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
12992 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
12993 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
12995 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12997 * doc/install.texi: Various spelling and markup fixes.
12998 (Installing GCC): Component specific installation instructions are
13001 Warn about removing old install dir in the presence of shared libs.
13002 (Configuration): Invoke with options target to match configure
13004 Consistently refer to gas, gld pathnames.
13005 Invert --enable-multilib documentation.
13006 Remove references to old compiler versions.
13008 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13010 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
13012 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13014 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
13016 (Specific, mips*-sgi-irix5): Note IDO download.
13017 Reworded MIPS C hints.
13018 Use GNU as instead of GAS.
13020 Removed SGI Freeware reference, IRIX 6 only.
13021 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
13022 Note N64 library requirement/workaround.
13024 Complete list of structure passing bug victims.
13026 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13028 * doc/install.texi: Remove CVS Id.
13030 2001-07-02 Andreas Jaeger <aj@suse.de>
13032 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
13033 (find_inherently_necessary): Remove unused variable.
13035 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
13037 * c-common.h (TDI_inlined): New ast dump phase.
13038 (dump_flag_name): New function.
13039 * c-dump.c (dump_files): Add inlined phase.
13040 (dump_flag_name): Define.
13041 * doc/invoke.texi (-fdump-ast-inlined): Document.
13043 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13045 * stor-layout.c (layout_decl): Revert change to handling of alignment
13048 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13050 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
13053 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
13055 * doc/tm.texi (FUNCTION_ARG): Document that the last call
13058 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
13060 * tlink.c (recompile_files): Remove COMPILER_PATH and
13061 LIBRARY_PATH from the environment.
13063 2001-07-01 Zack Weinberg <zackw@stanford.edu>
13065 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
13066 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
13068 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
13070 * c-parse.in (OBJC_STRING): Kill.
13071 (objc_string): Decompose to [objc_string] '@' STRING.
13072 (reswords): Take the leading '@' off all the Objective C keywords.
13073 (objc_rid_sans_at): Kill.
13074 (init_reswords): Don't initialize it.
13075 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
13076 (_yylex): Kill reconsider label. Look ahead one token after
13077 an '@'; if we get an identifier, check whether it's an
13078 Objective C @-keyword. If so, return the keyword. Otherwise,
13079 put back the token and return the '@' as a terminal.
13081 * cpplib.c (lex_macro_node): Remove unnecessary check for
13082 leading '@' on identifier. Clarify control flow and commentary.
13084 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13086 * cse.c (new_label_ref): Variable deleted.
13087 (insert): Remove set of new_label_ref.
13088 (check_for_label_ref): New function.
13089 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
13091 See ChangeLog.5 for earlier changes.