1 2001-11-08 Richard Henderson <rth@redhat.com>
3 * config/mips/mips.c (save_restore_insns): Remove GP from the
4 restore registers mask early instead of special casing it inside
7 2001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
9 * cp/decl.c (shadow_warning): New function.
10 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
11 and an error when a block scope decl shadows a parameter.
13 2001-11-08 Richard Henderson <rth@redhat.com>
15 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
18 2001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
20 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
21 to implement floating negation on processors prior to PA 2.0.
23 2001-11-08 Jakub Jelinek <jakub@redhat.com>
25 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
26 (USE_LINKONCE_INDIRECT): Define.
27 (dw2_output_indirect_constant_1): Try to output indirect constants
28 into linkonce sections if possible.
29 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
30 (dw2_output_indirect_constants): Likewise.
32 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
34 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
36 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
38 * c-decl.c (pushdecl): Remove file and line.
39 * c-typeck.c (pop_init_level): Remove size.
41 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
43 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
46 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
47 (TARGET_ALTIVEC): New.
48 (TARGET_SWITCHES): Add altivec.
49 (FIRST_PSEUDO_REGISTER): Change to 109.
50 (CALL_USED_REGISTERS): Same.
51 (FIRST_ALTIVEC_REGNO): New.
52 (LAST_ALTIVEC_REGNO): New.
53 (ALTIVEC_REGNO_P): New.
54 (UNITS_PER_ALTIVEC_WORD): New.
55 (ALTIVEC_VECTOR_MODE): New.
56 (FIXED_REGISTERS): Add altivec registers.
57 (REG_ALLOC_ORDER): Same.
58 (HARD_REGNO_NREGS): Adjust for altivec registers.
59 (HARD_REGNO_MODE_OK): Same.
60 (MODES_TIEABLE_P): Same.
61 (REGISTER_MOVE_COST): Same.
62 (REGNO_REG_CLASS): Same.
63 (reg_class): Add ALTIVEC_REGS.
64 (REG_CLASS_NAMES): Same.
65 (REG_CLASS_CONTENTS): Same.
66 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
67 (ALTIVEC_ARG_RETURN): New.
68 (FUNCTION_VALUE): Handle VECTOR_TYPE.
69 (LIBCALL_VALUE): Handle altivec vector modes.
70 (VECTOR_MODE_SUPPORTED_P): New.
71 (ALTIVEC_ARG_MIN_REG): New.
72 (ALTIVEC_ARG_MAX_REG): New.
73 (ALTIVEC_ARG_NUM_REG): New.
74 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
75 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
76 (REGISTER_NAMES): Add altivec regs.
77 (DEBUG_REGISTER_NAMES): Same.
78 (ADDITIONAL_REGISTER_NAMES): Same.
79 (rs6000_builtins): New.
80 (MD_EXPAND_BUILTIN): New.
81 (MD_INIT_BUILTINS): New.
82 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
83 for AltiVec instructions.
84 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
85 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
87 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
88 (TARGET_SWITCHES): Add no-altivec.
89 (DATA_ALIGNMENT): Align vectors to 128 bits.
90 (TARGET_OPTIONS): Add abi= option.
91 Add rs6000_abi_string extern.
92 (LOCAL_ALIGNMENT): New.
93 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
94 (MASK_ALTIVEC_ABI): New.
95 (TARGET_ALTIVEC_ABI): New.
96 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
98 (STACK_BOUNDARY): Adjust for altivec.
99 (BIGGEST_ALIGNMENT): Same.
100 (rs6000_args): Add vregno.
101 (USE_ALTIVEC_FOR_ARG_P): New.
102 (FIXED_REGISTERS): Add vrsave register.
103 (CALL_USED_REGISTERS): Same.
104 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
106 (reg_class): Add VRSAVE_REGS.
107 (REG_CLASS_NAMES): Same.
108 (REG_CLASS_CONTENTS): Same.
109 (REGNO_REG_CLASS): Same.
111 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
112 (ABI_STACK_BOUNDARY): Same.
113 (BIGGEST_ALIGNMENT): Same.
114 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
115 (ROUND_TYPE_ALIGN): Same.
117 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
120 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
123 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
126 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
127 (altivec_expand_builtin): New.
128 (altivec_init_builtins): New.
129 (TARGET_EXPAND_BUILTIN): New.
130 (TARGET_INIT_BUILTINS): New.
131 (rs6000_init_builtins): New.
132 (struct builtin_description): New.
134 (rs6000_reg_names): Add altivec registers.
135 (alt_reg_names): Same.
136 (secondary_reload_class): Altivec regs can hold altivec regs and
138 (rs6000_emit_move): Force constants into memory for AltiVec moves.
139 (print_operand): Add 'y' case for printing altivec memory
141 (rs6000_legitimize_address): Legitimize vector addresses into
143 (altivec_expand_binop_builtin): New.
144 New string rs6000_current_abi.
145 (rs6000_override_options): Call rs6000_parse_abi_options.
146 (rs6000_parse_abi_options): New.
147 (function_arg_boundary): Vector arguments must be 16
149 (function_arg_advance): Handle vector arguments.
150 (function_arg_partial_nregs): Same.
151 (init_cumulative_args): Same.
152 (function_arg): Same.
154 * config/rs6000/rs6000.md (altivec_lvx): New.
155 (type): Add altivec attribute.
157 (*movv4si_internal): New.
159 (*movv16qi_internal): New.
161 (*movv8hi_internal1): New.
163 (*movv4sf_internal1): New.
280 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
282 * Makefile.in (df.o): Add fibheap.h to dependencies.
284 * df.h: Add prototypes for transfer functions, iterative_dataflow
286 (enum df_flow_dir): New enum.
287 (enum df_confluence_op): New enum.
288 (struct df): Add inverse_rts_map.
290 * df.c: Add sbitmap.h to the list of includes.
291 (df_rd_global_compute): Removed.
292 (df_ru_global_compute): Removed.
293 (df_lr_global_compute): Removed.
294 (df_rd_transfer_function): New function.
295 (df_ru_transfer_function): New function.
296 (df_lr_transfer_function): New function.
297 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
298 Use iterative_dataflow_bitmap instead of df_*_global_compute.
299 (iterative_dataflow_sbitmap): New function.
300 (iterative_dataflow_bitmap): New function.
302 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
304 * doc/gcc.texi: Move terminology and spelling conventions to
305 htdocs/codingconventions.html.
307 2001-11-07 Graham Stott <grahams@redhat.com>
309 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
311 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
313 * expmed.c (expand_mult): Force operand to register before computing
315 * i386.c (x86_decompose_lea): New global vairable.
316 * i386.h (x86_decompose_lea): Declare.
317 (TARGET_DECOMPOSE_LEA): New macro.
318 (RTX_COST): Handle leas properly.
320 2001-11-06 Richard Henderson <rth@redhat.com>
322 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
323 defined for a CONSTRUCTOR; don't check it.
325 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
327 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
328 test for absolute pathnames.
330 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
332 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
333 instructions up to the target pc inclusive.
335 2001-11-06 Steve Christiansen <smc@us.ibm.com>
337 * loop.c (loop_regs_scan): Don't invalidate PIC register.
339 2001-11-06 Eric Christopher <echristo@redhat.com>
341 * config/mips/mips.md(movdf_internal2): Add constraints for float
342 to general register move.
343 * config/mips/elf64.h: Add default ABI.
345 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
347 * alias.c:: Include langhooks.h.
348 * emit-rtl.c: Similarly.
349 * toplev.c: Similarly.
350 * tree-inline.c: Similarly.
351 * langhooks-def.h: New, the old langhooks.h. Give the default
352 hooks a common prefix.
353 * langhooks.h: Contents extracted from toplev.h.
354 * toplev.h: Move langhook stuff to langhooks.h.
355 * langhooks.c: Give default hooks a common prefix.
357 * c-lang.c: Include langhooks-def.h.
358 * objc/objc-act.c: Similarly.
359 * Makefile.in: Update.
360 * objc/Make-lang.in: Update.
362 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
364 * doc/install.texi: Document that configure options not listed in
365 this file are unsupported. Document --with-system-zlib.
367 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
369 * rtl.h (mem_for_const_double): New declaration.
370 * varasm.c (mem_for_const_double): New function.
371 * config/convex/convex.md (movdf): Use it.
372 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
373 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
374 * config/m68k/m68kv4.h: Likewise.
376 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
377 of new GP reg classes.
379 * expr.c (store_field): When making temp object for unaligned
380 component, set it to alias set 0.
382 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
384 * c-common.c (c_expand_expr_stmt): Apply default conversions to
385 non-lvalue arrays if C99.
386 * c-typeck.c (default_conversion): Split out code handling
387 array-to-pointer and function-to-pointer conversions into a
388 separate default_function_array_conversion function.
389 (default_function_array_conversion): New function. Keep track of
390 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
391 arrays unchanged outside C99 mode instead of giving an error for
393 (build_component_ref): Use pedantic_non_lvalue when handling
394 COMPOUND_EXPR. Don't handle COND_EXPR specially.
395 (convert_arguments): Use default_function_array_conversion.
396 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
398 (unary_complex_lvalue): Likewise.
399 (internal_build_compound_expr): Use
400 default_function_array_conversion. Apply default conversions to
401 function in compound expression.
402 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
403 Use default_function_array_conversion.
404 * doc/extend.texi: Update documentation of subscripting non-lvalue
408 2001-11-05 Zack Weinberg <zack@codesourcery.com>
410 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
411 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
412 corresponding to the complete set of .po and .gmo files in
413 the source directory's po subdir, modified by LINGUAS. Don't
415 * configure.in: Don't set ALL_LINGUAS.
416 * configure: Regenerate.
418 * Makefile.in (.po.gmo): Don't move into source directory.
419 (.po.pox): Clarify comments.
420 (install-po): Look for .gmo files in both srcdir and objdir;
421 don't fail if a file is totally missing.
422 (distclean): rmdir ada subdirectory too.
424 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
426 * config/rs6000/rs6000.c (rs6000_select_section): Handle
427 CONSTRUCTORs _correctly_.
429 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
431 * c-decl.c (delete_block): Remove.
432 * c-tree.h (delete_block): Remove.
434 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
436 * cppexp.c (lex, parse_defined): Update warning about defined.
438 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
440 * config/rs6000/rs6000.c (rs6000_select_section): Handle
443 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
445 * config/arm/arm.c (arm_return_in_memory): Cope with
446 int_size_in_bytes returning -1.
448 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
451 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
453 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
454 remove unneded depdendencies;
456 * cfglayout.c, cfglayout.h: New files; break out from ...
457 * bb-reorder.c: ... here; Remove unneeded includes;
459 2001-11-04 Alan Modra <amodra@bigpond.net.au>
461 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
463 2001-11-04 David Edelsohn <edelsohn@gnu.org>
465 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
466 mode as well. Do not explicitly create intermediate regs.
468 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
470 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
471 (common_section): Delete unused variable.
472 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
473 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
474 * arm-protos.h (arm_poke_function_name, aof_add_import,
475 aof_delete_import): Const-ify.
476 * arm.c (legitimize_pic_address): Wrap variables in the macro
477 controlling their usage.
478 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
479 (arm_poke_function_name, pic_chain, import, aof_add_import,
480 aof_delete_import): Const-ify.
481 * i386.c (ix86_osf_output_function_prologue): Const-ify.
482 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
483 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
484 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
485 * i860/sysv3.h: Add missing comment closure.
486 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
487 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
490 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
491 (i960-*-*): Set tmake_file.
492 (sparc86x-*-elf*): Fix typo in header name.
494 * sched-rgn.c (schedule_insns): Delete unused variable.
496 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
499 * c-typeck.c (lookup_field): Rework to return a chain down to
501 (build_component_ref): Use the new lookup_field to handle
502 nested anonymous entities correctly.
504 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
506 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
507 Change parameters to gen_rtx_CONST_DOUBLE.
508 (GEN_INT64, sparc_emit_set_const64): Likewise.
509 * config/sparc/sparc.md (movdf split): Likewise.
511 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
513 * unroll.c (calculate_giv_inc): Use find_last_value rather
514 than just hoping the last instruction is the right SET.
515 [Fixes 990604-1.c on stormy16.]
517 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
518 library at all if -T is used.
520 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
521 some uses of uninitialized variables in error cases.
523 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
524 look at 'temp' if we won't be using it.
526 * config/stormy16/stormy16.h (CONST_COSTS): Define.
528 (ADDRESS_COST): Define.
529 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
531 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
533 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
534 stormy16_asm_output_mi_thunk.
535 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
537 * config/stormy16/stormy16-protos.h
538 (stormy16_asm_output_mi_thunk): New prototype.
540 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
542 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
543 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
544 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
545 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
546 sched-int.h, toplev.c, config/alpha/alpha.c,
547 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
548 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
549 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
550 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
551 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
552 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
553 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
555 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
557 * Makefile.in (dbxout.o): Depend on function.h.
558 * collect2.c (is_in_list): Hide unused function.
559 * dbxout.c: Include function.h.
560 (source_label_number, dbxout_source_line, dbxout_source_file,
561 dbxout_function_end, dbxout_begin_function): Wrap/move inside
562 macros controlling usage.
563 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
564 * output.h (exports_section): Prototype.
566 * convex.c (convex_output_function_prologue): Fix format specifier
568 (asm_declare_function_name): Fix signed/unsigned warning.
569 (print_operand): Fix format specifier warning.
570 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
571 * dsp16xx-protos.h (uns_comparison_operator,
572 num_1600_core_shifts): Prototype.
573 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
574 (frame_size, frame_pointer_offset): Delete.
575 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
576 Make static. Fix format specifier warnings.
577 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
578 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
579 * dsp16xx.md: Add default case in switches.
580 * fr30.h (IN_RANGE): Delete.
581 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
582 * mcore-protos.h (mcore_output_cmov): Const-ify.
583 * mcore.c (mcore_output_cmov): Likewise.
584 * mcore.h (switch_to_section): Make static and prototype.
585 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
586 unsigned>=0 warnings.
587 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
588 * rs6000-protos.h (read_only_data_section,
589 read_only_private_data_section): Prototype.
590 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
591 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
592 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
594 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
596 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
598 * final.c (final_scan_insn): Add brackets around body of if-stmt.
599 * gcc.c (convert_filename): Add static prototype. Const-ify.
600 Wrap variable in macros controlling its use.
601 * output.h (sdata_section): Add prototype.
603 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
604 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
605 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
606 (ASM_FILE_START): Const-ify.
607 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
609 * c4x.md: Don't use the 'U' integer suffix.
610 * clipper.md (clipper_movstr): Delete declaration.
611 * d30v-protos.h (d30v_move_2words): Const-ify.
612 (debug_stack_info): Add prototype.
613 * d30v.c: Include "integrate.h".
614 (d30v_function_arg_boundary, d30v_function_arg,
615 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
616 signed/unsigned warnings.
617 (d30v_print_operand_memory_reference, d30v_move_2words):
619 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
620 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
621 * fr30.md: Const-ify.
622 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
623 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
624 (mvs_get_label_page): Hide unused static function.
625 * i860.c (current_function_original_name): Const-ify.
626 * i860/sysv3.h (current_function_original_name): Likewise.
627 * i860/sysv4.h (current_function_original_name): Likewise.
628 * i960.md: Add default case in switches. Remove unused variable.
629 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
630 * m32r.md: Const-ify.
631 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
632 * m68hc11.c: Include "reload.h".
633 (static_chain_reg, print_options, m68hc11_asm_file_start):
635 * m68hc11.md: Delete unused variable. Const-ify. Add parens
636 around & in comparison.
637 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
638 * mn10200.c (shift_mode): Remove trailing comma.
639 * mn10300-protos.h (output_tst): Const-ify.
640 * mn10300.c (output_tst): Likewise.
641 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
643 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
644 * pa.c (output_ascii): Likewise.
645 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
646 * pdp11.md (expand_unop): Delete declarations.
647 * pj-protos.h (pj_output_addsi3): Const-ify.
648 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
649 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
650 unique_src_operand): Add prototypes.
651 (pj_output_store_into_lval): Make definition static.
652 (pj_function_incoming_arg): Don't use unary plus.
653 (pj_output_addsi3): Const-ify.
654 * romp.md (get_symref): Delete declarations.
655 * v850-c.c (mark_current_function_as_interrupt): Don't return
656 value from void function.
657 * v850.c: Include "integrate.h".
658 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
659 * vax-protos.h (const_section): Add prototype.
661 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
663 * machmode.def: Add documentation for the seventh argument in
666 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
668 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
670 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
671 <-melf>: Don't have markup for ELF acronym.
673 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
675 * config.gcc (mmix-*-*): New target.
676 * doc/invoke.texi: Document MMIX options.
677 * doc/contrib.texi: Add note about MMIX port to my entry.
678 * config/mmix/t-mmix: New file.
679 * config/mmix/mmix.h: New file.
680 * config/mmix/mmix-protos.h: New file.
681 * config/mmix/mmix.c: New file.
682 * config/mmix/mmix.md: New file.
683 * config/mmix/crti.asm: New file.
684 * config/mmix/crtn.asm: New file.
686 2001-11-03 Kazu Hirata <kazu@hxi.com>
688 * config/sparc/linux-aout.h: Fix comment formatting.
689 * config/sparc/linux.h: Likewise.
690 * config/sparc/linux64.h: Likewise.
691 * config/sparc/lynx.h: Likewise.
692 * config/sparc/pbd.h: Likewise.
693 * config/sparc/sol2-sld-64.h: Likewise.
694 * config/sparc/sol2.h: Likewise.
695 * config/sparc/sparc.c: Likewise.
696 * config/sparc/sparc.h: Likewise.
697 * config/sparc/sparc.md: Likewise.
698 * config/sparc/sunos4.h: Likewise.
699 * config/sparc/vxsim.h: Likewise.
700 * config/sparc/vxsparc.h: Likewise.
701 * config/sparc/vxsparc64.h: Likewise.
703 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
705 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
706 reference to CONST_DOUBLE_MEM in comment.
707 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
708 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
709 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
710 * function.c (pop_function_context_from): Don't call
711 restore_varasm_status.
712 * function.h (restore_varasm_status): Delete declaration.
713 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
715 * rtl.def (CONST_DOUBLE): Update comment.
716 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
717 (CONST_DOUBLE_CHAIN): Likewise.
718 (CONST_DOUBLE_MEM): Delete.
719 (gen_rtx_CONST_DOUBLE): Update parameters.
720 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
721 Remove reference to CONST_DOUBLE_MEM.
722 (const_alias_set): New variable.
723 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
724 (immed_real_const_1): Adjust tests for 0, 1, and 2.
725 Don't set CONST_DOUBLE_MEM.
726 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
727 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
728 Put constant in const_alias_set.
729 (struct pool_constant): ALIGN now unsigned.
730 OFFSET now HOST_WIDE_INT.
732 (restore_varasm_status): Deleted.
733 (mark_pool_constant): Mark desc->rtl.
734 (force_const_mem): Rework to store rtl in hash table,
735 not CONST_DOUBLE_MEM.
736 Put constant in const_alias_set.
737 (find_pool_constant): Check desc->rtl.
738 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
739 (init_varasm_once): Initialize const_alias_set.
741 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
744 * reload.c (combine_reloads): Don't combine an output reload if there
745 are other reloads around for part of the output.
747 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
749 (set_mem_decl): New function.
750 * expr.h (set_mem_decl): New declaration.
751 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
752 (output_asm_operand_names): Add tab.
753 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
755 * builtins.c (get_memory_rtx): Properly set MEM alias set and
758 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
760 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
761 Use "invalid" instead of "illegal". Use @r in comments in
764 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
766 * c-decl.c (pushdecl): Move block inside if conditional to remove
767 possibility of a segfault. Lookup block-level extern
768 variables in enclosing scopes correctly.
770 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
772 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
774 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
775 SUBREG so we avoid SUBREGing memory.
777 * expmed.c (store_bit_field): Same.
779 2001-11-02 DJ Delorie <dj@redhat.com>
781 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
782 using FP registers for DImode mem-mem moves is acceptable.
784 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
786 * builtins.c (apply_args_size): Handle vector arguments.
787 (apply_result_size): Same.
789 * machmode.def: Set WIDER mode field for all vector entries.
791 2001-11-02 Graham Stott <grahams@redhat.com>
793 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
795 2001-11-01 Eric Christopher <echristo@redhat.com>
797 * config.gcc: Revert part of earlier patch.
798 * config/mips/linux.h: Ditto.
799 * df.c: Include tm_p.h to avoid warnings.
800 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
802 * config/mips/mips.c: Define mips_abi regardless.
803 (mips_output_function_prologues): Add long casts for .frame
805 (override_options): Allow use of ABI_32.
807 2001-11-01 Kazu Hirata <kazu@hxi.com>
809 * config/m68hc11/m68hc11.c: Fix comment formatting.
810 * config/m68hc11/m68hc11.h: Likewise.
811 * config/m68hc11/m68hc11.md: Likewise.
813 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
815 * c-typeck.c (default_conversion): Retain the original expression
817 * gcc.dg/Wparentheses.c: New tests.
819 2001-11-01 David S. Miller <davem@redhat.com>
821 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
822 64-bit Sparc description more in line with reality.
824 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
826 * Makefile.in (GCOV_OBJS): Add version.o.
827 * gcov.c: Include "version.h" and <getopt.h>.
828 (gcov_version_string): Remove.
829 (print_usage): Take a parameter to determine whether this is a
830 call from --help or an error message. Give fuller output that
831 follows the GNU Coding Standards for --help.
832 (print_version): New function.
834 (process_args): Use getopt_long. Support long options. Follow
835 GNU Coding Standards for --help and --version.
836 * doc/gcov.texi: Document long options.
837 Addresses part of PR other/704.
839 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
841 * pa.c (output_move_double): Fix typo in double load.
843 2001-11-01 Kazu Hirata <kazu@hxi.com>
845 * config/h8300/h8300.c (h8300_encode_label): Compute a string
846 before passing it to ggc_alloc_string.
848 2001-11-01 Kazu Hirata <kazu@hxi.com>
850 * config/m68k/3b1.h: Fix comment formatting.
851 * config/m68k/3b1g.h: Likewise.
852 * config/m68k/a-ux.h: Likewise.
853 * config/m68k/amix.h: Likewise.
854 * config/m68k/apollo68.h: Likewise.
855 * config/m68k/atari.h: Likewise.
856 * config/m68k/aux-exit.c: Likewise.
857 * config/m68k/ccur-GAS.h: Likewise.
858 * config/m68k/crds.h: Likewise.
859 * config/m68k/dpx2.h: Likewise.
860 * config/m68k/dpx2g.h: Likewise.
861 * config/m68k/hp310.h: Likewise.
862 * config/m68k/hp320.h: Likewise.
863 * config/m68k/isi.h: Likewise.
864 * config/m68k/linux.h: Likewise.
865 * config/m68k/lynx.h: Likewise.
866 * config/m68k/m68k-psos.h: Likewise.
867 * config/m68k/m68k.c: Likewise.
868 * config/m68k/m68k.h: Likewise.
869 * config/m68k/m68k.md: Likewise.
870 * config/m68k/m68kelf.h: Likewise.
871 * config/m68k/m68kv4.h: Likewise.
872 * config/m68k/mot3300.h: Likewise.
873 * config/m68k/news.h: Likewise.
874 * config/m68k/next.h: Likewise.
875 * config/m68k/pbb.h: Likewise.
876 * config/m68k/plexus.h: Likewise.
877 * config/m68k/sgs.h: Likewise.
878 * config/m68k/sun3.h: Likewise.
879 * config/m68k/tower.h: Likewise.
880 * config/m68k/vxm68k.h: Likewise.
882 2001-10-31 DJ Delorie <dj@redhat.com>
884 * config/mips/mips.h (mips_cache_flush_func): Prototype.
885 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
886 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
887 * config/mips/mips.c (mips_cache_flush_func): New.
888 * doc/invoke.texi: Document the new options.
890 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
892 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
893 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
895 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
897 * config/cris/cris.c: Include output.h after tree.h but before
900 2001-10-31 Zack Weinberg <zack@codesourcery.com>
902 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
903 (INTL_SUBDIRS): Just intl.
904 (.SUFFIXES): Add .gmo .po .pox.
905 (native): Also depend on build-@POSUB@.
906 (intl.all, intl.install): Depend on config.h and things it includes.
907 (po-generated): New target; depend on c-parse.c and tradcif.c.
908 (install-normal): Also depend on install-@POSUB@.
909 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
910 (build-, install-, build-po, update-po, install-po,
911 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
913 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
914 * configure.in: Don't munge XGETTEXT. Don't generate
916 * configure: Regenerate.
919 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
920 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
922 2001-10-31 Kazu Hirata <kazu@hxi.com>
924 * config/h8300/h8300.md (two anonymous patterns): New.
926 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
928 * tree.h (tree_index): Add support for V16QI and V8HI.
929 (V8HI_type_node): New.
930 (V16QI_type_node): New.
932 * tree.c (build_common_tree_nodes_2): Same.
934 * c-common.c (type_for_mode): Same.
936 2001-10-31 Kazu Hirata <kazu@hxi.com>
938 * config/i386/att.h: Fix comment formatting.
939 * config/i386/beos-elf.h: Likewise.
940 * config/i386/bsd.h: Likewise.
941 * config/i386/bsd386.h: Likewise.
942 * config/i386/crtdll.h: Likewise.
943 * config/i386/cygwin.asm: Likewise.
944 * config/i386/cygwin.h: Likewise.
945 * config/i386/djgpp.h: Likewise.
946 * config/i386/freebsd-aout.h: Likewise.
947 * config/i386/freebsd.h: Likewise.
948 * config/i386/gas.h: Likewise.
949 * config/i386/i386-interix.h: Likewise.
950 * config/i386/i386-protos.h: Likewise.
951 * config/i386/i386.c: Likewise.
952 * config/i386/i386.h: Likewise.
953 * config/i386/i386.md: Likewise.
954 * config/i386/i386elf.h: Likewise.
955 * config/i386/interix.c: Likewise.
956 * config/i386/isc.h: Likewise.
957 * config/i386/isccoff.h: Likewise.
958 * config/i386/iscdbx.h: Likewise.
959 * config/i386/linux.h: Likewise.
960 * config/i386/lynx.h: Likewise.
961 * config/i386/mingw32.h: Likewise.
962 * config/i386/netbsd-elf.h: Likewise.
963 * config/i386/next.h: Likewise.
964 * config/i386/osf1elf.h: Likewise.
965 * config/i386/osfrose.h: Likewise.
966 * config/i386/sco5.h: Likewise.
967 * config/i386/seq-gas.h: Likewise.
968 * config/i386/seq-sysv3.h: Likewise.
969 * config/i386/sequent.h: Likewise.
970 * config/i386/sol2.h: Likewise.
971 * config/i386/sun386.h: Likewise.
972 * config/i386/uwin.asm: Likewise.
973 * config/i386/uwin.h: Likewise.
974 * config/i386/vxi386.h: Likewise.
975 * config/i386/win32.h: Likewise.
976 * config/i386/winnt.c: Likewise.
977 * config/i386/xm-cygwin.h: Likewise.
978 * config/i386/xm-mingw32.h: Likewise.
980 2001-10-31 Kazu Hirata <kazu@hxi.com>
982 * builtins.def: Fix comment typos.
983 * config/alpha.c: Likewise.
984 * config/arm/arm.c: Likewise.
985 * config/avr/avr.h: Likewise.
986 * config/d30v/d30v.c: Likewise.
987 * config/d30v/d30v.h: Likewise.
988 * config/d30v/d30v.md: Likewise.
989 * config/dsp16xx/dsp16xx.c: Likewise.
990 * config/fr30/fr30.c: Likewise.
991 * config/fr30/fr30.md: Likewise.
992 * config/i386/i386.c: Likewise.
993 * config/i860/i860.c: Likewise.
994 * config/i960/i960.c: Likewise.
995 * config/ia64/ia64.c: Likewise.
996 * config/mips/mips.c: Likewise.
997 * config/pa/pa.c: Likewise.
998 * config/rs6000/rs6000.c: Likewise.
999 * config/s390/s390.c: Likewise.
1000 * config/sparc/sparc.c: Likewise.
1002 2001-10-30 Kazu Hirata <kazu@hxi.com>
1004 * config/mips/elf.h: Fix comment formatting.
1005 * config/mips/elf64.h: Likewise.
1006 * config/mips/iris5.h: Likewise.
1007 * config/mips/iris5gas.h: Likewise.
1008 * config/mips/iris6.h: Likewise.
1009 * config/mips/isa3264.h: Likewise.
1010 * config/mips/linux.h: Likewise.
1011 * config/mips/mips.c: Likewise.
1012 * config/mips/mips.h: Likewise.
1013 * config/mips/mips.md: Likewise.
1014 * config/mips/mips16.S: Likewise.
1015 * config/mips/netbsd.h: Likewise.
1016 * config/mips/osfrose.h: Likewise.
1017 * config/mips/r3900.h: Likewise.
1018 * config/mips/sni-svr4.h: Likewise.
1019 * config/mips/svr4-t.h: Likewise.
1020 * config/mips/ultrix.h: Likewise.
1022 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
1024 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
1025 when we update head->current.
1027 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
1029 * tree.c (id_string_size): Remove.
1030 (dump_tree_statistics): Update.
1031 * toplev.c (compile_file): If dumping stats, dump tree stats too.
1033 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
1035 * sched-rgn.c (schedule_insns): Fix comment.
1037 2001-10-30 Zack Weinberg <zack@codesourcery.com>
1039 * configure.in: Correct previous change: don't assume that
1040 gas's version number _isn't_ the last thing on the line, or
1041 isn't the only number on the line, either.
1042 * configure: Regenerate.
1044 2001-10-30 Kazu Hirata <kazu@hxi.com>
1046 * cfgcleanup.c: Fix a comment typo.
1048 2001-10-30 Kazu Hirata <kazu@hxi.com>
1050 * alias.c: Fix comment formatting.
1051 * recog.c: Likewise.
1052 * config/cris/cris.c: Likewise.
1053 * config/cris/cris.h: Likewise.
1054 * config/i960/i960.c: Likewise.
1055 * config/i960/i960.h: Likewise.
1057 2001-10-30 Kazu Hirata <kazu@hxi.com>
1059 * config/arm/arm.c: Fix a comment typo.
1060 * config/arm/arm.h: Likewise.
1061 * config/ia64/ia64.c: Likewise.
1063 2001-10-30 Jakub Jelinek <jakub@redhat.com>
1065 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
1066 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
1067 * rtl.h (set_unique_reg_note): Change return value.
1068 * gcse.c (try_replace_reg): Use set_unique_reg_note.
1069 * cse.c (cse_insn): Likewise.
1070 * expr.c (emit_move_insn): Likewise.
1071 * explow.c (force_reg): Likewise.
1072 * local-alloc (update_equiv_regs): Likewise.
1073 * loop.c (move_moveables, load_mems): Likewise.
1074 * reload (find_reloads): Likewise.
1076 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
1079 * c-decl.c (parmlist_tags_warning, start_struct,
1080 check_for_loop_decls): Separate messages for struct, union and
1081 enum cases to allow for languages in which they have different
1083 * c-format.c (scanf_flag_specs): Separate short and long name of
1084 the assignment suppression feature.
1085 (check_format_types): Localize "pointer" and "different types"
1087 * c-lex.c (lex_number): Localize "an unsigned long int" and
1089 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
1091 * c-typeck.c (build_unary_up): Separate messages for increment and
1092 decrement cases to allow for languages in which they use different
1093 articles. Localize the strings "increment" and "decrement" in one
1096 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
1098 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
1099 when no changes has been made.
1101 * gcse.c (reg_set_bitmap): Turn into reg_set.
1102 (modify_mem_list_set, canon_modify_mem_list_set)
1103 (clear_modify_mem_tables, free_modify_mem_tables): New.
1104 (gcse_main); Use free_modify_mem_tables.
1105 (free_gcse_mem): Likewise; free the bitmaps.
1106 (alloc_gcse_main): Initialize the bitmaps.
1107 (canon_list_insert): Set canon_modify_mem_list_set.
1108 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
1109 (compute_hash_table): Use clear_modify_mem_tables.
1110 (reset_opr_set_tables): Likewise.
1111 (oprs_not_set_p): reg_set_bitmap is regset.
1112 (mark_set, mark_clobber): Likewise.
1114 * df.h (DF_EQUIV_NOTES): New constant.
1115 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
1118 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
1119 (init_regions, schedule_insns): Conditionalize the checking
1120 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
1122 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
1124 * i386.md (movti_rex64 splitter): Fix condition.
1126 2001-10-29 Zack Weinberg <zack@codesourcery.com>
1128 * configure.in: Do not assume that gas's version number is the
1129 last thing on the first line of as --version output.
1130 * configure: Regenerate.
1132 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
1133 MT_WARNING, MT_ERROR, MT_FATAL.
1134 (main): Call gcc_init_libintl.
1135 (v_message): Call gettext on msgid and "warning: "
1136 * tradcif.y: Include intl.h.
1137 (yyerror): Make parameter definition consistent with
1138 prototype. Call gettext on msgid argument.
1140 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1142 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
1145 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
1147 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1149 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
1150 before referencing it.
1152 2001-10-26 DJ Delorie <dj@redhat.com>
1154 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
1155 override -G, and force -G0.
1157 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1159 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
1160 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
1161 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
1162 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
1164 * loop.h (struct induction): Rename ext_dependant to
1166 * loop.c: Change all uses.
1167 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
1168 All callers changed.
1169 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
1171 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1173 * c-parse.in (expr_no_commas, primary), c-typeck.c
1174 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
1176 2001-10-29 David Edelsohn <edelsohn@gnu.org>
1178 Undo assemble_name change in earlier patch.
1180 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
1182 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
1183 determining the type of the receiver, do not check that TREE_CODE
1184 of receiver is CALL_EXPR before calling receiver_is_class_object().
1185 (receiver_is_class_object): For the GNU runtime: recognize
1186 the case that the receiver is self in a class method context.
1187 Check that TREE_CODE of receiver is CALL_EXPR when checking that
1188 the receiver is a call to objc_get_class.
1190 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1192 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
1194 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1196 * Makefile.in (OBJS): Put all files in alphabetical order.
1198 * dwarf2out.c (add_const_value_attribute): Fix error in last
1201 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
1203 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
1204 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
1206 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
1207 (life_analysis): call purge_all_dead_edges after deleting noops.
1208 (delete_noop_move): Do not purge CFG.
1209 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
1211 2001-10-28 David Edelsohn <edelsohn@gnu.org>
1213 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
1214 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
1215 (ASM_GLOBALIZE_LABEL): Use assemble_name.
1216 (ASM_OUTPUT_COMMON): Likewise.
1217 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
1218 (rs6000_output_function_epilogue): Likewise.
1219 (output_mi_thunk): Fix typo.
1220 (rs6000_output_symbol_ref): Use assemble_name.
1221 (output_toc): Likewise.
1222 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
1223 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
1224 assemble_name calls STRIP_NAME_ENCODING.
1225 (ASM_OUTPUT_LABEL): Use assemble_name.
1226 (ASM_GLOBALIZE_LABEL): Likewise.
1227 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1228 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
1229 (ASM_OUTPUT_LOCAL): Likewise.
1231 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1233 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
1234 (expand_builtin_apply, expand_builtin_return): Likewise.
1235 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
1237 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1239 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1240 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
1241 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
1242 configure, configure.in, except.c, except.h, flow.c, function.c,
1243 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
1244 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
1245 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
1246 unroll.c: Fix spelling errors.
1248 * doc/extend.texi, doc/invoke.texi: Fix spelling.
1250 * doc/gcc.texi: Document use of "dependent" and American spelling.
1252 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
1254 * expr.c (emit_group_load): Support CONCATs by storing them to memory
1257 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1259 * expr.c (store_constructor_field): Only call adjust_address on MEM.
1261 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
1263 * genrecog.c (write_switch): Output if before switch for
1264 DT_elt_zero_wide_safe.
1266 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1268 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
1269 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
1270 (FUNCTION_PROFILER): Const-ify.
1271 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
1272 (eliminate_constant_term, assemble_name, output_addr_const):
1273 Remove declarations.
1274 (ptr_half_pic_address_p, half_pic_hash): Prototype.
1275 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
1276 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
1277 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
1278 (half_pic_declare, half_pic_external): Const-ify.
1279 * toplev.c: Include "halfpic.h".
1281 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1283 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
1284 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
1285 config/i386/i386.c, config/i386/i386-interix.h,
1286 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
1287 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
1288 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
1289 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
1290 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
1291 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
1292 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
1295 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1296 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
1297 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
1298 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
1299 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
1300 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
1301 system.h, toplev.c: Fix spelling errors.
1303 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1305 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
1307 * dwarf2out.c (reg_number): Abort if pseudo.
1308 (reg_loc_descriptor): Return 0 if pseudo.
1309 (is_based_loc): Return 0 if pseudo.
1310 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
1312 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
1313 (loc_descriptor): Return 0 if can't find location and handle 0
1314 return from recursive calls.
1315 (loc_descriptor_from_tree): Likewise.
1316 Fix handling of indirect.
1317 Also return 0 for PLACEHOLDER_EXPR.
1318 Clean up COMPONENT_REF cases.
1319 (add_AT_location_descriptor): Simplify, but handle 0 return from
1321 (add_const_value_attribute): Avoid shift count warning.
1322 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
1323 Set comp_unit_die as context if not in function.
1325 * config/mips/mips-protos.h: Break up long lines.
1326 Remove needless #ifdef/#endif blocks.
1327 Don't declare functions declared in file made by genpreds or recog.h.
1328 * config/mips/mips.c (mips_output_function_prologue): TSIZE
1329 is now HOST_WIDE_INT; delete unneeded casts.
1330 * config/mips/mips.h: Don't use #elif.
1332 * expr.c (stor_constructor_field): Always call adjust_address.
1333 Copy TARGET before changing its alias set.
1334 (store_field): Likewise, for TO_RTX.
1335 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
1337 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
1338 (find_placeholder): Return 0 if can't find object.
1339 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
1342 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1344 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
1346 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
1348 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
1349 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
1350 (merge_blocks): Properly udpate life after making edge nonfallthru.
1351 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
1353 2001-10-26 Kazu Hirata <kazu@hxi.com>
1355 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
1357 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
1359 * c-typeck.c (convert_arguments): When comparing for enumeral
1360 type equality, use TYPE_MAIN_VARIANT.
1361 * gcc.dg/Wconversion.c: New tests.
1363 2001-10-26 Kazu Hirata <kazu@hxi.com>
1365 * s390/s390.c: Fix comment typos.
1366 * s390/s390.h: Likewise.
1367 * s390/s390.md: Likewise.
1369 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1371 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
1372 (walk_tree): Use it for tail calls where appropriate.
1374 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1376 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
1377 non-local label_refs.
1379 2001-10-26 Kazu Hirata <kazu@hxi.com>
1381 * config/h8300/h8300.md (4 anonymous patterns): New.
1383 2001-10-26 Kazu Hirata <kazu@hxi.com>
1385 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1386 algorithm through the shift_info structure.
1387 (emit_a_shift): Update the use of get_shift_alg.
1389 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1391 * sched-rgn.c: Remove bitset typedef.
1392 Change bitset to sbitmap in prototypes / variable types.
1394 Remove edgeset_bits.
1395 Remove edgeset_size.
1396 s/BITSET_ADD/SET_BIT/g
1397 s/BITSET_INVERT/sbitmap_ones/g
1398 s/BITSET_INTER/sbitmap_a_and_b/g
1399 s/BITSET_UNION/sbitmap_a_or_b/g
1400 s/BITSET_DIFFER/sbitmap_difference/g
1401 s/bitset_member/TEST_BIT/g
1402 (BITSET_*): Removed.
1403 (bitset_member): Removed.
1404 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1405 EXECUTE_IF_SET_IN_SBITMAP.
1406 (split_edges): Rewrite, use sbitmap functions instead of bitset
1408 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1410 2001-10-26 Andreas Schwab <schwab@suse.de>
1412 * reload1.c (emit_input_reload_insns): Fix parens in last
1413 (undocumented) change that was supposed to change only whitespace.
1415 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1417 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1419 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1422 2001-10-26 Andreas Jaeger <aj@suse.de>
1424 * flow.c (clear_log_links): Remove unused variable.
1425 * cfgcleanup.c (cleanup_cfg): Likewise.
1427 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1429 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1430 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1432 2001-10-26 Richard Henderson <rth@redhat.com>
1434 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1435 rename PV_REG to R27_REG.
1436 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1437 (REG_CLASS_FROM_LETTER): Update.
1438 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1439 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1440 (udivsi3, modsi3, umodsi3): Likewise.
1441 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1443 2001-10-26 Richard Henderson <rth@redhat.com>
1445 * cfg.c (clear_aux_for_blocks): Split out of ...
1446 (free_aux_for_blocks): here.
1447 (clear_aux_for_edges): Split from ...
1448 (free_aux_for_edges): here.
1449 * basic-block.h: Declare them.
1450 * lcm.c (compute_antinout_edge): Use them.
1451 (compute_laterin, compute_available, compute_nearerout): Likewise.
1452 (optimize_mode_switching): Likewise.
1454 2001-10-26 Richard Henderson <rth@redhat.com>
1456 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1457 moving everything back to the main build directory.
1459 2001-10-26 Christopher Faylor <cgf@redhat.com>
1461 * config/i386/cygwin.h: Search target specfic include directory, if
1464 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1466 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1467 of macro guards. Fix #endif comment.
1469 * output.h (default_exception_section, default_eh_frame_section):
1470 Move prototypes outside of macro guard.
1472 * crtstuff.c: Fix #endif comment.
1474 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1476 * doc/md.texi (movMM): Clarify semantics of storing into a
1477 non-paradoxical SUBREG.
1479 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1481 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1482 (lang_hook_default_get_alias_set): Move next to other alias
1484 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1485 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1486 (LANG_HOOKS_INITIALIZER): Add it.
1487 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1488 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1489 instead of a loop calling poplevel.
1491 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1493 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1494 occurrences of #elif with #if...#endif.
1496 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1498 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1500 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1502 * alias.c (can_address_p): No longer static.
1503 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1504 Return 0 if all parameters are default values.
1505 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1506 (adjust_address_1): Try harder to compute a size.
1507 * expr.c (expand_assignment, store_constructor): If can't address,
1508 set MEM_KEEP_ALIAS_SET_P.
1509 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1510 (store_field): Likewise.
1511 (store_constructor): Simplify call to store_constructor_field.
1512 * expr.h (can_address_p): New declaration.
1513 * gensupport.c (gen_rtx_CONST_INT): New function.
1514 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1515 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1516 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1518 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1520 2001-10-24 Christopher Faylor <cgf@redhat.com>
1522 * config/i386/cygwin.h: Use proper path for mingw crt files when
1525 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1527 * dwarf2out.c (file_info_cmp): Always return consistent results.
1529 2001-10-24 Roger Sayle <roger@eyesopen.com>
1531 * stmt.c (expand_end_case): Index jumptables from zero for
1532 suitably small values of minval.
1534 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1536 * stor-layout.c (place_union_field): If any field was aligned with
1537 attribute aligned, set record type's TYPE_USER_ALIGN.
1538 (place_field): Likewise.
1539 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1540 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1542 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1544 * c-common.h (struct c_common_identifier): Remove rid_code field.
1545 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1547 * c-typeck.c (constructor_designated): New local flag.
1548 (struct constructor_stack): Add "designated" field to match.
1549 (start_init): Clear it.
1550 (really_start_incremental_init, push_init_level): Push and
1552 (pop_init_level): Pop it.
1553 (set_designator): Set it.
1555 (pop_init_level): Suppress "missing initializer" warnings if
1556 constructor_designated is true.
1557 (process_init_element): Suppress warning about union
1558 initialization under traditional C, if constructor_designated
1561 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1563 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1566 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1568 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1570 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1572 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1573 the node was already a set to a constant.
1575 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1577 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1578 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1580 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1582 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1583 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1584 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1585 * s390.c (s390_final_chunkify): Don't use string concatenation.
1586 (s390_function_prologue, s390_function_epilogue): Const-ify.
1587 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1589 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1591 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1594 2001-10-23 Stan Shebs <shebs@apple.com>
1596 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1597 -traditional-cpp in first-stage compilation.
1599 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1601 * gensupport.c (target_flags): Add.
1603 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1605 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1607 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1608 * except.c (expand_builtin_frob_return_addr): Likewise.
1609 (expand_builtin_eh_return): Likewise.
1610 * stmt.c (expand_computed_goto): Likewise.
1611 * explow.c (memory_address): Likewise.
1612 (allocate_dynamic_stack_space): Clean up predicate testing.
1613 (probe_stack_range): Convert SIZE to Pmode.
1614 * calls.c (rtx_for_function_call): Only call convert_memory_address
1616 Pass function call operand as ptr_mode, not Pmode.
1617 * expr.c (expand_assignment): Clean up calls to convert_memory
1618 address by only doing so when needed and making offsets Pmode.
1619 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1620 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1621 is in Pmode, not ptr_mode.
1623 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1625 * darwin-protos.h (constructor_section, destructor_section,
1626 mod_init_section, mod_term_section): Prototype.
1627 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1629 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1631 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1632 objc_section_init declaration.
1633 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1634 (objc_section_init, try_section_alias): Make static.
1635 (alias_section): Make static and hide unused function.
1636 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1638 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1640 * alias.c (can_address_p): Compnonents are not addressable if
1641 the containing type has alias set 0.
1642 (get_alias_set): Rework to use STRIP_NOPS.
1643 Only call front-end routine on object, type, or object with
1644 NOPs stripped, not inner values.
1645 Use language hook to call front-end routine.
1646 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1647 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1648 Don't pass alignment to emit_block_move.
1649 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1650 (expand_builtin_memset): Likewise, but for clear_storage.
1651 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1652 and remove C++ specific parts.
1653 * c-common.h (c_common_get_alias_set): Add declaration.
1654 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1655 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1656 (save_fixed_argument_area): Call set_mem_align.
1657 Remove alignment in call to emit_block_move.
1658 (emit_library_call_value_1, store_one_arg): Likewise.
1659 (target_for_arg): Remove; disabled long ago.
1660 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1661 once and similar cleanups.
1662 (offset_address): Use proper introductory comment.
1663 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1664 from explicit operand; all callers changed.
1665 (clear_storage): Likewise.
1666 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1667 (store_field): Remove kludge on alias set used for to_rtx.
1668 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1669 (expand_expr_unaligned): Call set_mem_attributes instead of
1671 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1672 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1673 (expand_function_end): Track MEM attributes of trampolines.
1674 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1675 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1676 attributes from original.
1677 * langhooks.c (lang_hook_default_get_alias_set): New function.
1678 (hook_get_alias_set_0): New function.
1679 * langhooks.h (hook_get_alias_set_0): New declaration.
1680 (lang_hook_default_get_alias_set): Likewise.
1681 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1682 * reload1.c (alter_reg): Use adjust_address_nv.
1683 * rtl.c (get_mode_alignment): Moved to here.
1684 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1685 change default if unknown from 1 to BITS_PER_UNIT.
1686 * stor-layout.c (get_mode_alignment): Remove from here.
1687 * toplev.h (struct lang_hoks): Add get_alias_set field.
1688 * tree.h (lang_get_alias_set): Delete declaration.
1689 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1690 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1691 (ix86_va_arg): Likewise.
1692 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1693 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1694 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1695 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1696 (expand_block_move_mem): Remove dead code.
1698 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1700 * c-common.c (warn_div_by_zero): New.
1701 * c-common.h (warn_div_by_zero): New.
1702 * c-decl.c (c_decode_option): Take it on the command line.
1703 * c-typeck.c (build_binary_op): Warn about division by zero.
1704 * doc/invoke.texi: Document the new command line option, fix
1705 documentation of -Wmultichar.
1706 * testsuite/gcc.dg/divbyzero.c: New tests.
1707 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1709 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1711 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1713 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1714 to avoid update_life_info call.
1715 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1716 * cfgcleanup.c (bb_flags): New enum.
1717 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1718 (notice_new_block, update_forwarder_flag): New functions.
1719 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1720 (try_forward_edges): Likewise; update flags.
1721 (merge_blocks): Likewise.
1722 (outgoing_edges_match): Likewise.
1723 (try_crossjump_to_edge): Likewise.
1724 (try_optimize_cfg): Likewise; initialize and clear the flags;
1725 recompute life info if needed.
1726 (cleanup_cfg): No need to clear aux pointers.
1728 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1730 * config/i386/i386.c (override_options): Default to minimum
1731 stack alignment when optimizing for code size.
1732 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1735 * config/i386/i386.c (override_options): Set upper limit of
1736 -mpreferred-stack-boundary to 12.
1738 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1740 * recog.c (peephole2_optimize): Add default case to switch.
1742 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1744 * doc/gcc.texi (Sending Patches): Remove.
1746 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1748 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1749 fields when comparing.
1751 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1753 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1754 * arm.c (HOST_INT, HOST_UINT): Likewise.
1756 2001-10-22 Stan Shebs <shebs@apple.com>
1758 * config/darwin-protos.h (darwin_exception_section): Declare.
1759 (darwin_eh_frame_section): Declare.
1761 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1763 * i386.md (movti_rex64): Fix mode.
1765 2001-10-22 Stan Shebs <shebs@apple.com>
1767 * target.h (struct gcc_target): Add asm_out.exception_section,
1768 asm_out.eh_frame_section.
1769 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1770 (TARGET_ASM_EH_FRAME_SECTION): New.
1771 (TARGET_INITIALIZER): Update.
1772 * output.h (default_exception_section): Declare.
1773 (default_eh_frame_section): Declare.
1774 * dwarf2out.c: Include target.h.
1775 (output_call_frame_info): Call target hook for eh frames.
1776 (default_eh_frame_section): New function.
1777 * except.c: Include target.h.
1778 (output_function_exception_table): Call target hook for exception
1780 * varasm.c (default_exception_section): Rename from
1781 exception_section, remove EXCEPTION_SECTION macro.
1783 * config/darwin.h (darwin_eh_frame_section): New function.
1784 (EXCEPTION_SECTION): Remove.
1785 (TARGET_ASM_EXCEPTION_SECTION): Define.
1786 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1787 (nextstep_exception_section): New function.
1788 (nextstep_eh_frame_section): New function.
1789 (TARGET_ASM_EXCEPTION_SECTION): Define.
1790 (TARGET_ASM_EH_FRAME_SECTION): Define.
1792 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1793 (TARGET_ASM_EXCEPTION_SECTION): Define.
1794 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1795 (EXCEPTION_SECTION): Remove.
1796 (TARGET_ASM_EXCEPTION_SECTION): Define.
1797 * config/stormy16/stormy16.h: Remove comments referencing
1798 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1800 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1801 TARGET_ASM_EH_FRAME_SECTION.
1803 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1805 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1808 * c-format.c: Fix spelling typo in comment.
1810 * sched-int.h: Fix typo in GCC preamble.
1812 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1815 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1817 2001-10-22 Richard Henderson <rth@redhat.com>
1819 * config/i386/i386.c (ix86_expand_clear): New.
1820 * config/i386/i386-protos.h: Declare it.
1821 * config/i386/i386.md (setcc peep2s): Use it.
1822 (movsi_xor): Unexport.
1824 2001-10-22 Richard Henderson <rth@redhat.com>
1826 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
1827 free_EXPR_LIST_list for LOG_LINKS.
1829 2001-10-21 Robert Lipe <robertlipe@usa.net>
1831 * config/i386/i386.c (sco_asm_named_section): Delete.
1832 (sco_asm_out_constructor): Delete.
1833 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
1834 (ASM_OUTPUT_DOUBLE_INT): Likewise.
1835 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
1836 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
1837 (EXCEPTION_SECTION): Delete EH scn renaming hack.
1839 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1841 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
1842 and/or fold extra calls into fewer ones.
1843 * collect2.c (dump_file): Likewise.
1844 * cppexp.c (parse_number): Likewise.
1845 * cpplex.c (_cpp_lex_direct): Likewise.
1846 * final.c (output_asm_insn, asm_fprintf): Likewise.
1847 * fix-header.c (inf_scan_ident, main): Likewise.
1848 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
1850 * fold-const.c (real_hex_to_f): Likewise.
1851 * gen-protos.c (parse_fn_proto): Likewise.
1852 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
1853 * genrecog.c (change_state, write_action): Likewise.
1854 * gensupport.c (shift_output_template): Likewise.
1855 * local-alloc.c (requires_inout): Likewise.
1856 * mips-tfile.c (IS_ASM_IDENT): Likewise.
1857 * protoize.c (is_id_char, main): Likewise.
1858 * real.c (asctoeg): Likewise.
1859 * recog.c (asm_operand_ok): Likewise.
1860 * reload.c (find_reloads): Likewise.
1861 * scan.c (scan_identget_token): Likewise.
1862 * sched-vis.c (print_value): Likewise.
1863 * stringpool.c (ggc_alloc_string): Likewise.
1864 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
1865 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
1866 * tradcpp.c (rescan): Likewise.
1867 * tree.c (clean_symbol_name): Likewise.
1868 * varasm.c (decode_reg_name): Likewise.
1870 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
1871 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
1872 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
1873 * m88k.c (output_ascii): Likewise.
1874 * m88k.h (OVERRIDE_OPTIONS): Likewise.
1875 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
1876 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1877 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
1879 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1881 * langhooks.c (lang_hook_default_do_nothing,
1882 lang_hook_default_decode_option): New defaults.
1883 * langhooks.h: Make hooks unconditional and non-NULL.
1884 * toplev.c (compile_file, toplev_main): Update.
1885 * toplev.h: Update comments.
1886 * objc/objc-act.c (lang_hooks): Update to new paradigm.
1888 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1890 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
1892 * system.h (IN_RANGE): New macro.
1894 2001-10-21 Zack Weinberg <zack@codesourcery.com>
1896 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
1897 INTLDEPS variable, which does not include $LIBICONV.
1898 * Makefile.in: Use INTLDEPS in LIBDEPS.
1899 * configure: Regenerate.
1901 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1903 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
1904 * cpplex.c (lex_percent, lex_dot): Remove.
1905 (get_effective_char, skip_block_comment, skip_line_comment,
1906 parse_identifier_slow, parse_number, parse_string, save_comment,
1907 _cpp_lex_direct): Update to do lookback freely.
1908 (IF_NEXT_IS, BACKUP): New macros.
1909 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
1910 * cppmacro.c (paste_tokens): Update.
1912 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
1914 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
1916 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
1918 * reload1.c (reload): Check CONSTANT_P before calling
1919 LEGITIMATE_PIC_OPERAND_P.
1920 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
1921 workaround of 2001-10-13.
1923 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1925 * i386.c (split_di): Handle splitting of DFmode.
1927 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1929 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
1930 (adjust_address_1, offset_address): Likewise.
1932 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
1933 (output_asm_insn): Call it for each line output.
1934 Don't record an operand more than once.
1936 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
1937 * main.c: Include config.h and system.h, but not ansidecl.h.
1938 * Makefile.in (main.o): Update accordingly.
1940 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1942 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
1944 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1946 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
1947 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
1949 (find_sub_basic_blocks): ... here;
1950 (find_many_sub_basic_blocks): New.
1951 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
1953 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
1955 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
1957 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
1959 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
1960 * flow.c (update_life_info): Measure time.
1961 * c-decl.c: Include timevar.h
1962 (c_expand_body): Measure time.
1963 * toplev.c (rest_of_compilation): Measure time of mode switching
1965 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
1967 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
1968 (lang_independent_options): Add asynchronous-unwind-tables
1969 (toplev_main): flag_asynchronous_unwind_tables implies
1971 * flags.h (flag_asynchronous_unwind_tables): Declare.
1972 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
1973 flag_asynchronous_unwind_tables.
1974 (output_call_frame_info): Likewise.
1975 * invoke.texi (-fasynchronous-unwind-tables): Document.
1976 * i386.c (optimization_options): Enable
1977 flag_asynchronous_unwind_tables.
1979 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
1980 * i386.md (s* expanders): Destination is QImode.
1982 * toplev.c (rest_of_compilation): Do not call clear_log_links.
1983 * rtl.h (clear_log_links): Kill.
1984 * flow.c (clear_log_links): Make static; accept blocks parameter;
1985 do no clear life info.
1986 (update_life_info): Call clear_log_links.
1988 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
1990 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
1992 * cpplex.c (handle_newline, skip_escaped_newlines,
1993 get_effective_char, skip_block_comment, skip_line_comment,
1994 parse_identifier_slow, parse_number, parse_string,
1995 _cpp_lex_direct): Update to do more stepping back.
1996 (trigraph_ok): Similarly. Rename trigraph_p.
1997 (SAVE_STATE, RESTORE_STATE): Remove.
1998 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
2000 * cpplib.c (destringize): Rename destringize_and_run, and
2001 call run_directive directly.
2002 (_cpp_do__Pragma): Simplify.
2004 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2006 * pe.c (arm_pe_unique_section): Const-ify.
2007 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
2008 (switch_to_section): Add static prototype.
2010 * output.h (drectve_section): Prototype.
2012 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2014 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
2015 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
2016 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
2017 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
2018 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2019 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
2020 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
2021 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
2022 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
2023 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
2024 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
2025 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
2026 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
2027 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
2028 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
2029 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
2030 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
2031 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
2032 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
2033 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
2034 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
2035 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
2036 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
2037 cris-*-none, cris-*-linux*: Update ${tmfile} list.
2038 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
2039 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
2040 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
2041 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
2042 v850-*-*): Delete superflous ${cpu_type} setting.
2043 * config/linux.h: Delete svr4.h include.
2044 (SET_ASM_OP): Delete.
2045 * config/netware.h (INT_ASM_OP): Undef before define.
2046 * config/ptx4.h: Delete elfos.h include.
2047 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
2048 * config/svr4.h: Delete elfos.h include. Update commentary.
2049 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
2050 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
2051 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
2052 config/v850/v850.h: Delete svr4.h include.
2053 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
2054 config/m68k/m68kv4.h, config/m88k/sysv4.h,
2055 config/sparc/sysv4.h: Update includes.
2056 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
2057 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
2058 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
2059 config/m88k/dguxbcs.h: Delete includes.
2060 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
2061 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
2062 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
2064 * config/m88k/dgux.h: Delete include.
2065 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
2067 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
2068 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
2069 * config/sh/elf.h: Update include.
2070 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
2071 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
2073 2001-10-19 Catherine Moore <clm@redhat.com>
2075 * config/stormy16/stormy-abi: Updates to varargs descriptions.
2076 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
2077 base and count fields.
2078 (stormy16_expand_builtin_va_start): last_reg_count changed to
2079 size_of_reg_args. Use count + size in first comparison.
2081 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2083 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
2084 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
2085 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
2086 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
2087 Set alignment from type if INDIRECT_REF.
2088 (adjust_address_1, offset_address): Simplify alignment compuitation.
2089 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
2090 here; done by set_mem_attributes.
2092 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2094 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
2095 * arm-protos.h (rdata_section, zero_init_section, common_section):
2097 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
2098 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
2099 traditional mode stringification.
2100 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
2101 in macros controling its use.
2102 * rtlanal.c: Include tm_p.h.
2103 * varasm.c (asm_output_aligned_bss): Mark parameter with
2105 (assemble_constant_align, assemble_start_function, assemble_align,
2106 assemble_variable, assemble_trampoline_template,
2107 output_constant_def_contents): Wrap potentially empty if-stmt body
2110 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2112 * a29k-protos.h (literal_section): Prototype.
2113 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
2114 * a29k.md: Ensure function pointers are prototyped.
2115 * genattrtab.c (write_eligible_delay): Mark parameter with
2118 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2120 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
2121 * 1750a.c (print_operand): Fix format specifier warning.
2122 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
2123 * 1750a.md: Likewise.
2124 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
2125 * genemit.c (output_add_clobbers): Mark parameter with
2127 * genrecog.c (write_subroutine): Likewise.
2128 * integrate.c (expand_inline_function): Delete unused variable.
2129 * varasm.c (remove_from_pending_weak_list): Wrap with
2132 2001-10-19 Jakub Jelinek <jakub@redhat.com>
2134 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
2135 field is different to previous argument's neg field.
2137 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
2139 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2141 * final.c (get_decl_from_op): New function.
2142 (output_asm_insn): Call it; write "*" when item with decl is address.
2144 2001-10-19 Janis Johnson <janis187@us.ibm.com>
2146 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
2147 about 64-bit support from the 3.0_branch version.
2149 2001-10-19 Zack Weinberg <zack@codesourcery.com>
2151 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
2152 USE_INCLUDED_LIBINTL when appropriate.
2153 * configure, config.in: Regenerate.
2154 * Makefile.in (datadir): Set to @datadir@.
2155 (intl.o): Also depend on $(CONFIG_H) and system.h.
2157 * intl.c: Factor out common gettext initialization sequence.
2158 (gcc_init_libintl): New function.
2159 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
2160 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
2161 off NLS. Add multiple include guard. No need to #ifdef-guard
2162 an #undef. Prototype gcc_init_libintl here.
2164 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
2165 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
2166 Use gcc_init_libintl.
2168 2001-10-19 Catherine Moore <clm@redhat.com>
2170 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
2172 * config/stormy16/stormy16.c (stormy16_split_move): Make
2173 sure that REG_INC notes are present for auto_inc operands.
2175 2001-10-19 Andreas Jaeger <aj@suse.de>
2177 * configure: Regenerated.
2178 * configure.in: Add x86_64 to switch statements.
2180 2001-10-18 Richard Henderson <rth@redhat.com>
2182 * config/alpha/alpha.md (sibcall_osf_1): Load destination
2183 address into $27 explicitly.
2184 (sibcall_value_osf_1): Likewise.
2186 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2188 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
2189 (offset_address): New function.
2190 (free_emit_status): Free regno_decl.
2191 (init_emit): Pass proper number of elements to xcalloc.
2192 Allocate regno_decl.
2193 (mark_emit_status): Mark regno_decl values.
2194 * expr.c (highest_pow2_factor): New function.
2195 (expand_assigment): Use it and offset_address.
2196 Properly handle ptr_mode vs. Pmode in offset calculation.
2197 (store_constructor, expand_expr_unaligned): Likewise.
2198 (expand_expr, case COMPONENT_EXPR): Likewise.
2199 * expr.h (offset_address): New decl.
2200 * function.h (struct emit_status): Add regno_decl.
2201 (REGNO_DECL): New macro.
2202 * final.c (output_asm_name): Move in file and don't conditionalize
2203 on flag_print_asm_name.
2204 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
2205 Output names of operands, if known.
2206 * function.c (assign_parms): Set REGNO_DECL.
2207 * integrate.c (integrate_decl_tree): Likewise.
2208 * stmt.c (expand_decl): Likewise.
2209 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
2211 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
2213 * attribs.c (handle_noinline_attribute): New function.
2214 (handle_used_attribute): Likewise.
2215 (c_common_attribute_table): Added noinline and used.
2216 * doc/extend.texi (Function Attributes): Document them.
2217 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
2218 Warn when merging inline with attribute noinline.
2219 (start_decl, start_function): Warn if inline and attribute
2220 noinline appear in the same declaration.
2222 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
2224 * config.gcc: Update c4x and i370 for C front end-specific
2226 * config/c4x/c4x-c.c: New.
2227 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
2228 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2230 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
2231 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2233 (c4x_init_pragma): Remove.
2234 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
2235 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
2236 c4x_pr_ignored): Move to c4x-c.c.
2237 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
2238 * config/c4x/t-c4x: Update.
2239 * config/i370/i370-c.c: New.
2240 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
2241 (i370_pr_map): Move to i370-c.c.
2242 * config/i370/t-i370: New.
2244 * doc/tm.texi: Update.
2246 2001-10-17 Stan Shebs <shebs@apple.com>
2248 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
2249 typo fixes throughout.
2250 (machopic_output_stub): Remove some dead code.
2252 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
2254 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
2257 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2259 * Makefile.in (print-rtl.o): Depend on TREE_H.
2260 * alias.c (get_alias_set): Make two passes over objects to first
2261 see if inner object is access via restricted pointer.
2262 Defer allocating alias set for restricted pointer until here.
2263 Call find_placeholder with second arg nonzero.
2265 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
2266 set for restricted pointer types.
2267 * emit-rtl.c (set_mem_attributes): Set more attributes.
2268 (set_mem_align, change_address, adjust_address_1): New functions.
2269 (change_address_1): Now static.
2270 (adjust_address, adjust_address_nv): Deleted.
2271 (replace_equiv_address): Call change_address_1.
2272 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
2273 (find_placeholder): Get starting point from PLIST arg.
2274 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
2275 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
2276 (adjust_address, adjust_address_nv): New macros.
2277 * print-rtl.c (tree.h): New include.
2278 (print_rtx, case MEM): Print all memory attributes.
2280 2001-10-17 Richard Henderson <rth@redhat.com>
2282 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
2284 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2286 * c-tree.texi: Eliminate duplicated word.
2287 * cpp.texi: Likewise.
2288 * install.texi: Likewise.
2289 * invoke.texi: Likewise.
2290 * tm.texi: Likewise.
2292 2001-10-17 Michael Collison <collison@isisinc.net>
2294 * dsp16xx.c: Fix comment formatting to match GNU standards.
2295 (dsp16xx_output_function_prologue): Change type of 'size'
2296 parameter from 'int' to HOST_WIDE_INT.
2297 (dsp16xx_output_function_epilogue): Change type of 'size'
2298 parameter from 'int' to HOST_WIDE_INT.
2300 2001-10-16 Richard Henderson <rth@redhat.com>
2302 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
2303 * configure, config.in: Rebuild.
2305 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
2306 (ix86_output_addr_diff_elt): New.
2307 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
2308 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2309 (JUMP_TABLES_IN_TEXT_SECTION): New.
2310 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
2311 * config/i386/i386-protos.h: Update.
2313 * config/i386/386bsd.h, config/i386/beos-elf.h,
2314 config/i386/freebsd-aout.h, config/i386/freebsd.h,
2315 config/i386/i386-interix.h, config/i386/i386elf.h,
2316 config/i386/linux.h, config/i386/netbsd-elf.h,
2317 config/i386/netbsd.h, config/i386/openbsd.h,
2318 config/i386/ptx4-i.h, config/i386/rtemself.h,
2319 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
2320 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
2322 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
2324 * stmt.c (expand_asm_operands): Update commentary.
2326 2001-10-16 Stan Shebs <shebs@apple.com>
2328 * config/darwin.h (GCC_NAME): Remove, no longer used.
2329 (NO_MATH_LIBRARY): Ditto.
2330 (MATH_LIBRARY): Define to emptiness.
2331 (DWARF2_DEBUGGING_INFO): Define.
2332 (PREFERRED_DEBUGGING_TYPE): Define.
2333 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
2334 (EXCEPTION_SECTION): Define.
2335 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2336 * config/darwin.c (darwin_encode_section_info): Handle case of
2337 DECL_INITIAL being error_mark_node.
2339 2001-10-16 Richard Henderson <rth@redhat.com>
2341 * alpha.c (current_file_function_operand): Don't fail for profiling.
2342 (direct_call_operand): New.
2343 * alpha-protos.h: Declare it.
2344 * alpha.h (EXTRA_CONSTRAINT): Use it.
2345 (PREDICATE_CODES): Add it.
2346 (ASM_OUTPUT_MI_THUNK): Remove.
2347 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
2348 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
2350 2001-10-16 Krister Walfridsson <cato@df.lth.se>
2352 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
2353 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2355 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2357 * cfg.c (free_edge): Break out from ....
2358 (remove_edge): ... here.
2359 (clear_edges): Use free_edge.
2361 * att.h (ASM_QUAD): Add comment.
2362 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
2364 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
2366 * i386.c (split_ti): New function.
2367 (ix86_split_to_parts): Support TImodes.
2368 * i386.h (VALID_INT_MODE_P): Add TImode.
2369 * i386.md (movdi splitter): Fix.
2370 (movti): Support 64bit integer registers.
2371 (movti_rex64): New function and splitter.
2373 * i386.c (*_cost): Add movsx/movzx cost.
2374 * i386.h (struct processor_costs): Add movsx/movzx fields.
2375 (RTX_COSTS): Handle zero/sign extend + avoid believing that
2376 64bit operations require split on 64bit machine.
2377 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
2379 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
2380 (ix86_expand_move): Avoid pushes of memory if size does not match;
2381 move long constants to register.
2382 (x86_initialize_trampoline): Fix mode.
2383 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2384 Use ASM_QUAD on 64bit.
2385 * i386.md (test pattern): Disallow impossible constants.
2386 (tablejump PIC expander): Fix emitting of sum.
2387 (movdicc_rex64): Rename to movdicc.
2388 * linux64.h (LINK_SPEC): Add missing '%'.
2390 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2392 * tree-inline.c (inlinable_function_p): Leave it up to the
2393 front-end to turn -finline-functions into DECL_INLINE set for all
2396 2001-10-16 Stan Shebs <shebs@apple.com>
2398 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2400 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2402 * recog.c: Formatting and comment typo fixes.
2404 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2405 version in single tree build.
2406 * configure: Regenerate.
2408 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2410 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2411 MODE arguments to gen_rtx and compare operand with const0_rtx.
2413 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2415 * system.h: Poison old unused target macros.
2416 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2417 * config/stormy16/stormy16.c: Update references to obsolete macros.
2418 * config/stormy16/stormy16.h: Similarly.
2419 * config/stormy16/stormy16.md: Similarly.
2420 * config/cris/cris.h: Similarly.
2422 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2424 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2425 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2426 cpp_register_pragma): Update accordingly.
2428 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2430 * c-pragma.h (cpp_register_pragma_space): Remove.
2431 * cpplib.h (cpp_register_pragma_space): Remove.
2432 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2433 (cpp_register_pragma_space): Remove.
2434 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2436 (do_pragma): Similarly.
2437 (_cpp_init_internal_pragmas): Don't register namespaces.
2439 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2440 Don't register namespaces.
2441 * cp/lex.c (init_cp_pragma): Similarly.
2442 * doc/tm.texi: Update.
2444 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2447 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2449 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2451 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2452 add scheduling support.
2453 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2454 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2455 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2458 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2460 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2461 missing CONSTANT_P test in core GCC.
2463 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2465 * cppmain.c (struct printer): New member source.
2466 (scan_translation_unit): Fix spacing at start of lines.
2467 (cb_line_change): Update.
2469 * gcc.dg/cpp/spacing2.c: New test.
2471 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2473 * config/cris/arit.c: Use __builtin_labs, not abs.
2475 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2477 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2478 misplaced sprintf and fprintf argument.
2480 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2482 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2483 * configure.in, Makefile.in: Take out obsolete check-po logic.
2484 * configure, config.in: Regenerate.
2486 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2488 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2489 symtab declarations.
2491 2001-10-12 Stan Shebs <shebs@apple.com>
2493 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2494 declarations of arguments and local variables.
2496 2001-10-12 Christopher Faylor <cgf@redhat.com>
2498 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2499 ENDFILE_SPEC definition.
2501 2001-10-12 Kazu Hirata <kazu@hxi.com>
2503 * gthr-dce.h: Fix comment formatting.
2504 * gthr-posix.h: Likewise.
2505 * gthr-single.h: Likewise.
2506 * gthr-solaris.h: Likewise.
2507 * gthr-vxworks.h: Likewise.
2508 * gthr-win32.h: Likewise.
2510 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2512 * final.c (output_asm_insn): Make sure assembly dialects are
2513 terminated, not nested. Output `|' and `}' characters if they
2514 don't appear inside assembly dialect selection.
2515 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2516 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2517 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2518 strsetsi_rex_1): Add {} braces.
2520 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2522 * toplev.c (compile_file): Ignore return value from yyparse.
2523 Always pop any nested binding levels after yyparse returns.
2525 2001-10-11 Richard Henderson <rth@redhat.com>
2527 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2529 2001-10-11 Richard Henderson <rth@redhat.com>
2531 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2532 fall back to add_AT_long_long for large CONST_INT.
2534 2001-10-11 Richard Henderson <rth@redhat.com>
2536 * config/i386/i386.md (setcc splitters): Add four splitters to
2537 simplify compound compares that simplify_comparison can't handle.
2539 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2541 * cpplex.c (digraph_spellings, token_spellings): Make static.
2543 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2545 * unroll.c (loop_iterations): Fixup last patch.
2547 2001-10-11 Richard Henderson <rth@redhat.com>
2549 * rtl.h (REG_VTABLE_REF): New.
2550 * rtl.c (reg_note_name): Add it.
2551 * combine.c (distribute_notes): Handle it.
2552 * final.c (final_scan_insn): Handle it.
2553 * tree.def (VTABLE_REF): New.
2554 * expr.c (expand_expr): Handle it.
2555 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2556 * output.h: Declare them.
2558 2001-10-11 Richard Henderson <rth@redhat.com>
2560 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2563 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2565 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2566 available in 64-bit mode.
2568 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2570 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2571 cris-*-linux* cases.
2572 * config/cris/cris-protos.h: New file.
2573 * config/cris/cris.c: New file.
2574 * config/cris/cris.h: New file.
2575 * config/cris/cris.md: New file.
2576 * config/cris/linux.h: New file.
2577 * config/cris/aout.h: New file.
2578 * config/cris/arit.c: New file.
2579 * config/cris/cris_abi_symbol.c: New file.
2580 * config/cris/mulsi3.asm: New file.
2581 * config/cris/t-aout: New file.
2582 * config/cris/t-cris: New file.
2583 * config/cris/t-elfmulti: New file.
2584 * config/cris/t-linux: New file.
2585 * doc/invoke.texi: Add CRIS options.
2586 * doc/install.texi (Specific): Add blurb for CRIS.
2588 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2590 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2592 * config/float/i32.h: Likewise.
2593 * config/float-i386.h: Likewise.
2594 * config/float-i64.h: Likewise.
2595 * config/float-m68k.h: Likewise.
2596 * config/float-sh.h: Likewise.
2597 * config/float-sparc.h: Likewise.
2599 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2601 * doc/contrib.texi: Add note about CRIS port to my entry.
2603 2001-10-11 Kazu Hirata <kazu@hxi.com>
2605 * basic-block.h: Fix formatting.
2606 * bitmap.h: Likewise.
2607 * cpplib.h: Likewise.
2608 * c-tree.h: Likewise.
2609 * diagnostic.h: Likewise.
2610 * flags.h: Likewise.
2612 * longlong.h: Likewise.
2614 * reload.h: Likewise.
2618 2001-10-10 Richard Henderson <rth@redhat.com>
2620 * c-parse.in (asm_operand): Allow named operands.
2621 * genconfig.c (max_recog_operands): Set to 29.
2622 * local-alloc.c (requires_inout): Skip multiple digits.
2623 * recog.c (asm_operand_ok): Likewise.
2624 (preprocess_constraints): Use strtoul for matching constraints.
2625 (constrain_operands): Likewise.
2626 * regmove.c (find_matches): Likewise.
2627 * reload.c (find_reloads): Likewise.
2628 * stmt.c (parse_output_constraint): Don't reject in-out
2629 constraint on operands > 9. Reject '[' in constraint.
2630 (expand_asm_operands): Handle named operands. Use strtoul
2631 for matching constraints.
2632 (check_operand_nalternatives): Split out from expand_asm_operands.
2633 (check_unique_operand_names): New.
2634 (resolve_operand_names, resolve_operand_name_1): New.
2636 * doc/extend.texi (Extended Asm): Document named operands.
2637 * doc/md.texi (Simple Constraints): Document matching constraints
2640 2001-10-10 Richard Henderson <rth@redhat.com>
2642 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2644 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2645 (jcc splitters): Add two splitters to simplify compound compares
2646 that simplify_comparison can't handle.
2648 2001-10-10 Richard Henderson <rth@redhat.com>
2650 * langhooks.c: Include langhooks.h.
2651 * Makefile.in (langhooks.o): Depend on it.
2653 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2655 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2656 should not be considered as a no-op.
2657 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2659 2001-10-10 Stan Shebs <shebs@apple.com>
2661 * alias.c: Remove uses of "register" specifier in declarations
2662 of arguments and local variables.
2663 * c-common.c: Ditto.
2664 * c-convert.c: Ditto.
2666 * c-format.c: Ditto.
2667 * c-semantics.c: Ditto.
2668 * c-typeck.c: Ditto.
2669 * caller-save.c: Ditto.
2672 * cfgbuild.c: Ditto.
2674 * collect2.c: Ditto.
2678 * cppfiles.c: Ditto.
2681 * defaults.h: Ditto.
2683 * dwarf2out.c: Ditto.
2684 * dwarfout.c: Ditto.
2685 * emit-rtl.c: Ditto.
2690 * fix-header.c: Ditto.
2691 * floatlib.c: Ditto.
2693 * fold-const.c: Ditto.
2694 * function.c: Ditto.
2697 * gen-protos.c: Ditto.
2698 * genattrtab.c: Ditto.
2699 * gencheck.c: Ditto.
2700 * genconfig.c: Ditto.
2702 * genextract.c: Ditto.
2703 * genflags.c: Ditto.
2704 * gengenrtl.c: Ditto.
2705 * genoutput.c: Ditto.
2707 * genrecog.c: Ditto.
2708 * gensupport.c: Ditto.
2712 * haifa-sched.c: Ditto.
2713 * hard-reg-set.h: Ditto.
2715 * integrate.c: Ditto.
2718 * local-alloc.c: Ditto.
2720 * mips-tdump.c: Ditto.
2721 * mips-tfile.c: Ditto.
2724 * print-rtl.c: Ditto.
2725 * read-rtl.c: Ditto.
2728 * reg-stack.c: Ditto.
2729 * regclass.c: Ditto.
2734 * resource.c: Ditto.
2738 * sched-deps.c: Ditto.
2739 * sched-rgn.c: Ditto.
2741 * simplify-rtx.c: Ditto.
2743 * stor-layout.c: Ditto.
2750 * xcoffout.c: Ditto.
2752 2001-10-10 Richard Henderson <rth@redhat.com>
2754 * rtl.h (can_reverse_comparison_p): Remove.
2756 2001-10-10 Christopher Faylor <cgf@redhat.com>
2758 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2761 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2763 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2764 (Thanks to Chris Faylor for suggesting macro name).
2765 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2767 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2768 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2769 (MATH_LIBRARY): Undef before definition.
2770 (OUTPUT_QUOTED_STRING): Likewise.
2771 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2773 2001-10-10 Richard Henderson <rth@redhat.com>
2775 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2776 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2777 a tristate comparison value.
2778 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2780 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2783 * unroll.c (loop_iterations): Ignore insns generated by loop
2786 * config.gcc (mips*-*-gnu*): Delete support.
2787 * config/mips/gnu.h: Remove.
2789 2001-10-10 Kazu Hirata <kazu@hxi.com>
2791 * calls.c: Fix formatting.
2792 * c-decl.c: Likewise.
2793 * cfgcleanup.c: Likewise.
2794 * combine.c: Likewise.
2795 * cppfiles.c: Likewise.
2796 * cpplib.c: Likewise.
2797 * cppmacro.c: Likewise.
2798 * crtstuff.c: Likewise.
2800 * dwarf2out.c: Likewise.
2801 * expmed.c: Likewise.
2803 * fold-const.c: Likewise.
2804 * function.c: Likewise.
2806 * genattrtab.c: Likewise.
2807 * ggc-page.c: Likewise.
2808 * integrate.c: Likewise.
2809 * libgcc2.c: Likewise.
2811 * optabs.c: Likewise.
2812 * profile.c: Likewise.
2813 * protoize.c: Likewise.
2815 * recog.c: Likewise.
2816 * reload1.c: Likewise.
2817 * reload.c: Likewise.
2818 * reorg.c: Likewise.
2819 * resource.c: Likewise.
2820 * sched-rgn.c: Likewise.
2821 * sdbout.c: Likewise.
2823 * toplev.c: Likewise.
2824 * varasm.c: Likewise.
2826 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
2828 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
2829 * Makefile.in (langhooks.o): Add dependencies.
2831 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
2833 * rs6000.c (rs6000_emit_load_toc_table): Don't
2834 strdup the toc label.
2835 (create_TOC_reference): Likewise.
2837 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2839 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
2842 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2844 * config/i386/i386.c (ix86_attribute_table): Correct
2845 min_len, max_len fields for dllimport, dllexport and shared.
2847 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
2849 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
2850 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
2851 Consistently use "nonzero" instead of "non-zero".
2853 2001-10-09 Kazu Hirata <kazu@hxi.com>
2855 * acconfig.h: Fix comment formatting.
2856 * c-dump.h: Likewise.
2857 * c-tree.h: Likewise.
2858 * conditions.h: Likewise.
2860 * function.h: Likewise.
2862 * hwint.h: Likewise.
2863 * integrate.h: Likewise.
2866 * optabs.h: Likewise.
2868 2001-10-09 Kazu Hirata <kazu@hxi.com>
2870 * c-common.h: Fix comment formatting.
2871 * c-dump.c: Likewise.
2873 * diagnostic.h: Likewise.
2874 * except.c: Likewise.
2876 * gcov-io.h: Likewise.
2877 * genattrtab.c: Likewise.
2878 * output.h: Likewise.
2879 * predict.h: Likewise.
2880 * reload1.c: Likewise.
2881 * reload.h: Likewise.
2882 * resource.h: Likewise.
2884 * system.h: Likewise.
2886 * tree-inline.c: Likewise.
2887 * tsystem.h: Likewise.
2888 * varasm.c: Likewise.
2889 * xcoffout.h: Likewise.
2891 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2893 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
2895 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2897 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
2898 config/i386/i386elf.h, config/i386/netbsd-elf.h,
2899 config/i386/netware.h, config/mcore/gfloat.h,
2900 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
2901 config/netware.h, gccbug.in: Update FSF address.
2903 2001-10-09 Kazu Hirata <kazu@hxi.com>
2905 * c-common.c: Fix comment typos.
2906 * cfgrtl.c: Likewise.
2907 * collect2.c: Likewise.
2908 * cpplex.c: Likewise.
2909 * doloop.c: Likewise.
2910 * dwarf2out.c: Likewise.
2911 * dwarfout.c: Likewise.
2913 * fold-const.c: Likewise.
2917 * global.c: Likewise.
2918 * ifcvt.c: Likewise.
2920 * optabs.c: Likewise.
2921 * protoize.c: Likewise.
2922 * regclass.c: Likewise.
2923 * reorg.c: Likewise.
2927 * doc/cpp.texi: Likewise.
2928 * doc/c-tree.texi: Likewise.
2929 * doc/extend.texi: Likewise.
2930 * doc/invoke.texi: Likewise.
2931 * doc/objc.texi: Likewise.
2932 * doc/tm.texi: Likewise.
2934 2001-10-08 Richard Henderson <rth@redhat.com>
2936 * varasm.c (set_named_section_flags): Initialize "declared".
2938 2001-10-08 Robert Lipe <robertlipe@usa.net>
2940 * varasm.c (struct in_named_entry): Add declared.
2941 (named_section_first_declaration): New function.
2942 (default_elf_asm_named_section): Use it.
2943 * output.h (named_section_first_declaration): New.
2945 2001-10-08 Richard Henderson <rth@redhat.com>
2947 * i386.md (movsi_xor): Export.
2948 (setcc peep2): Use it when available; add an alternative to
2949 match zero_extendhisi2_and.
2951 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2953 * romp-protos.h (romp_initialize_trampoline): New function.
2954 * romp.c (romp_initialize_trampoline): Likewise.
2955 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
2956 romp_initialize_trampoline.
2958 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2960 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
2961 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2962 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2963 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2965 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2967 * unroll.c (loop_iterations): Extend check for multiple back edges.
2969 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
2971 * langhooks.h: New file.
2972 * Makefile.in (OBJS): Added langhooks.o.
2973 (c-lang.o): Depend on langhooks.h.
2974 (c-common.o): Don't depend on tree-inline.h.
2975 (tree-inline.o): Depend on toplev.h.
2976 (langhooks.o): New rule.
2977 * c-common.c: Don't include tree-inline.h.
2978 (c_mark_lang_decl): Mark argument c as unused.
2979 (c_common_lang_init): Don't initialize hooks here.
2980 * c-lang.c: Include langhooks.h, then override some macros.
2981 (lang_hooks): Initialize with macros in langhooks.h.
2982 (c_init): Don't initialize hooks here.
2983 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
2984 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
2985 * tree-inline.c: Include toplev.h. Don't define hook variables.
2986 * tree-inline.h: Don't define hook types nor declare hook
2987 variables. Move macros to...
2988 * langhooks.c: ... new file, as functions. Adjust all callers.
2990 2001-10-08 Jeffrey A Law <law@cygnus.com>
2992 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
2993 purge_mem_unchanging_flag on all instructions, not just on those
2994 before NOTE_INSN_FUNCTION_BEG.
2996 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2998 * cppmacro.c (_cpp_create_definition): Leave comments off.
3000 * doc/cpp.texi: Update.
3002 2001-10-08 DJ Delorie <dj@redhat.com>
3004 * c-decl.c (grokfield): Make sure the only unnamed fields
3005 we're allowing are either structs or unions.
3006 * doc/extend.texi: Add documentation for the unnamed field
3009 2001-10-08 Zack Weinberg <zack@codesourcery.com>
3011 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
3012 * configure.in: Use it.
3013 * configure: Regenerated.
3014 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
3015 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
3017 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3019 * cppfiles.c (open_file): Don't mark zero-length files
3020 never-reread here. Don't output diagnostics here either.
3021 (stack_include_file): Mark them never-reread here.
3022 (_cpp_read_file): Update.
3024 2001-10-08 Richard Henderson <rth@redhat.com>
3026 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
3028 2001-10-08 Richard Henderson <rth@redhat.com>
3030 * expr.c (store_expr): When converting a CONST_INT for storage
3031 in a SUBREG, convert it to both SUBREG modes before stripping
3034 2001-10-08 Richard Henderson <rth@redhat.com>
3036 * varasm.c (restore_varasm_status): New.
3037 * function.h: Declare it.
3038 * function.c (pop_function_context_from): Call it.
3040 2001-10-08 Richard Henderson <rth@redhat.com>
3042 * c-common.h (struct c_lang_decl): Add declared_inline.
3043 * c-tree.h (DECL_DECLARED_INLINE_P): New.
3044 * c-lang.c (c_disregard_inline_limits): Use it.
3045 * c-decl.c (duplicate_decls): Likewise.
3046 (pushdecl, redeclaration_error_message): Likewise.
3047 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
3048 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
3049 Set DECL_INLINE if -finline-functions.
3050 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
3052 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3054 * cppmacro.c (funlike_invocation_p): Move some logic to caller
3055 in enter_macro_context. Create a padding token in its own context
3056 if necessary when the search for '(' fails.
3057 (enter_macro_context): Update.
3059 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3061 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
3062 genmultilib, toplev.c: Fix spelling errors of "separate" as
3063 "seperate", and corresponding spelling errors of related words.
3065 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3067 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
3068 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
3070 * c-dump.c (dump_option_value_info): Likewise.
3071 * c-format.c (format_length_info, format_char_info,
3072 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
3073 * collect2.c (names): Likewise.
3074 * cppdefault.h (default_include): Likewise.
3075 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
3076 * flow.c (life_analysis): Likewise.
3077 * gcc.c (dir_separator_str, modify_target, option_map,
3078 target_option_translations, spec_list_1, extra_specs_1,
3079 init_spec): Likewise.
3080 * gcov.c (gcov_version_string): Likewise.
3081 * genattr.c (write_units): Likewise.
3082 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
3083 * gengenrtl.c (rtx_definition, defs): Likewise.
3084 * genrecog.c (pred_table): Likewise.
3085 * global.c (global_alloc): Likewise.
3086 * lcm.c (optimize_mode_switching): Likewise.
3087 * local-alloc.c (find_free_reg): Likewise.
3088 * params.h (param_info): Likewise.
3089 * predict.c (predictor_info): Likewise.
3090 * protoize.c (unexpansion_struct): Likewise.
3091 * real.c (bmask): Likewise.
3092 * recog.h (insn_operand_data, insn_data): Likewise.
3093 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
3094 * stmt.c (expand_nl_goto_receiver): Likewise.
3095 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
3096 target_switches, target_options): Likewise.
3097 * tradcif.y (token, tokentab2, yylex): Likewise.
3098 * tree.h (attribute_spec): Likewise.
3100 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
3102 * arc.c (arc_output_function_epilogue): Likewise.
3103 * arm.c (processors, all_cores, all_architectures,
3104 arm_override_options, isr_attribute_arg, isr_attribute_args,
3105 arm_isr_value): Likewise.
3106 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
3108 * c4x.c (c4x_int_reglist): Likewise.
3109 * d30v.c (override_options): Likewise.
3110 * h8300.c (shift_insn): Likewise.
3111 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
3112 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
3113 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
3114 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
3115 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
3116 * i386.h (processor_costs, ix86_cost): Likewise.
3117 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
3118 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
3119 * m68k.c (codes_68881, codes_FPA): Likewise.
3120 * m88k.c (mode_from_align, max_from_align, all_from_align,
3121 best_from_align, m_options): Likewise.
3122 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
3123 * mcore.c (mode_from_align): Likewise.
3124 * mips/elf64.h (UNIQUE_SECTION): Likewise.
3125 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
3126 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
3127 * mips.h (mips_regno_to_class): Likewise.
3128 * ns32k.c (scales): Likewise.
3129 * pa.c (import_string, magic_milli): Likewise.
3130 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
3131 * sparc.c (leaf_reg_remap, sparc_override_options,
3132 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
3134 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
3136 2001-10-07 Dale Johannesen <dalej@apple.com>
3138 * reload1.c (reload_reg_free_p): Teach register interference
3139 checking that multiple output reloads are emitted in
3141 reload1.c (reload_reg_reaches_end_p): Ditto.
3142 reload1.c (reloads_conflict): Ditto.
3144 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3146 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
3147 NULL_TREE inside @code.
3149 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3151 * doc/gcc.texi: Document consistent style of "32-bit",
3152 "Objective-C", and "@code{NULL}".
3154 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3156 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
3157 (cpp_token_len, cpp_spell_token, cpp_output_token,
3158 _cpp_equiv_tokens): Handle it.
3159 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
3160 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
3161 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
3164 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3166 * gcc.c (default_compilers): Remove .ada.
3168 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
3170 * doc/cppinternals.texi: Update.
3172 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3174 * gcc.c (main): Set this_file_error if the appropriate
3175 compiler for a language has not been installed.
3177 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
3179 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
3181 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
3183 * gccbug.in (CATEGORIES): Add ada.
3185 2001-10-05 Catherine Moore <clm@redhat.com>
3187 * config/stormy16/stormy-abi: Document abi changes.
3188 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
3189 (ICALL_REGS): New register class.
3190 (NUM_ARGUMENT_REGISTERS): Now 6.
3191 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
3193 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
3194 * config/stormy16.md (call_internal, call_value_internal,
3195 indirect_jump): Use new 'z' constraint.
3197 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3199 * doc/cppinternals.texi: Update.
3201 2001-10-05 Richard Henderson <rth@redhat.com>
3203 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
3204 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
3205 the gas section-name-as-label feature.
3207 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3209 * doc/cppinternals.texi: Update.
3211 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3213 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
3214 to ensure valid SImode constants.
3216 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
3218 * Makefile.in (c-decl.o): Depend on tree-inline.h.
3219 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
3220 * c-decl.c: Include tree-inline.h.
3221 (c_expand_body): Call optimize_inline_calls. Determine whether
3222 a function is inlinable upfront, and only clear
3223 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
3224 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
3225 (c_disregard_inline_limits): New function.
3226 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
3227 (c_post_options): Enable tree inlining if inlining is enabled.
3228 Don't inline trees when instrumenting functions.
3229 (c_init): Initialize lang_disregard_inline_limits and
3230 lang_cannot_inline_tree_fn.
3231 * tree-inline.c (initialize_inlined_parameters): Handle calls
3232 with fewer arguments than declared parameters, and fewer
3233 parameters than passed arguments. Don't assume value is a
3235 (declare_return_variable): Convert return value back to the
3236 original type, if it was promoted.
3237 (tree_inlinable_function_p): New function.
3238 (inlinable_function_p): Don't look at DECL_INLINE if we're
3239 inlining all functions. Make it work with a NULL id.
3240 Re-check DECL_UNINLINABLE after language-specific checks.
3241 * tree-inline.h (tree_inlinable_function_p): Declare it.
3242 * integrate.c (save_for_inline): Don't bother to prepare argvec
3244 * cse.c (check_for_label_ref): Don't check deleted labels.
3246 * Makefile.in (tree-inline.o): Depend on newly-included headers.
3247 * tree-inline.c: Include headers needed for the functions moved in.
3248 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
3249 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
3250 (copy_body, initialize_inlined_parameters): Likewise.
3251 (declare_return_variable, inlinable_function_p): Likewise.
3252 (expand_call_inline, expand_calls_inline): Likewise.
3253 (optimize_inline_calls, clone_body): Likewise.
3254 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
3255 (copy_tree_r, remap_save_expr): Likewise.
3257 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
3259 * Makefile.in (OBJS): Added tree-inline.o.
3260 (c-common.o): Depend on tree-inline.h.
3261 (tree-inline.o): New target.
3262 * c-common.c: Include tree-inline.h.
3263 (c_mark_lang_decl): Don't mark saved_tree.
3264 (c_common_lang_init): Set lang_anon_aggr_type_p.
3265 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
3266 (struct c_lang_decl): Moved saved_tree to tree_decl.
3267 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
3268 * integrate.h (function_attribute_inlinable_p): Declare it.
3269 * integrate.c (function_attribute_inlinable_p): Export it.
3270 * tree-inline.c: New file. Define variables declared in...
3271 * tree-inline.h: New file. Declare functions to be moved to
3272 tree-inline.c. Define macros and declare types and hooks for
3273 language-specific tree inlining.
3274 (flag_inline_trees): Moved definition from cp/decl2.c.
3275 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
3276 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
3277 (struct tree_decl): Moved saved_tree from c_lang_decl and
3278 inlined_fns from C++'s lang_decl.
3280 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
3282 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
3283 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
3285 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
3287 * doc/cppinternals.texi: Update.
3289 2001-10-04 Eric Christopher <echristo@redhat.com>
3291 * config/mips/mips.c (init_cumulative_args): Remember to set
3293 * config.gcc: Redo linux configuration. Add target_cpu_default
3294 of soft-float to all mipsisa32 combinations and tx39.
3295 * config/mips/linux.h: Remove include of mips.h.
3297 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
3299 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
3300 HOST_LDFLAGS and HOST_CPPFLAGS.
3302 2001-10-03 Ziemowit Laski <zlaski@apple.com>
3304 * c-parse.in (objc_inherit_code, objc_pq_context,
3305 objc_public_flag): Make static.
3306 (objc_interface_context, objc_implementation_context,
3307 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
3308 global tree array in objc/objc-act.[ch].
3309 (methoddef): Remove unnecessary code.
3311 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
3312 Hoist struct definitions to objc-act.h.
3313 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
3314 cat_count): Place declaration in objc-act.h.
3315 (objc_tree_index): Move enumeration to objc-act.h.
3316 (objc_global_trees): Place declaration and macro accessors in
3318 (implementation_context): Remove duplicate; use
3319 objc_implementation_context instead:
3320 (method_context): Remove duplicate; use objc_method_context
3322 (objc_ellipsis_node, objc_method_prototype_template,
3323 implemented_classes, function_type): Move global vars to
3325 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
3326 (build_message_expr): Move actual construction of ObjC message
3327 send nodes to finish_message_expr.
3328 (finish_message_expr): New routine, contains code formerly in
3330 * objc/objc-act.h (finish_message_expr): New prototype.
3331 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
3332 declarations; these vars are now part of objc_global_trees.
3333 (objc_tree_index, objc_global_trees): Move definitions from
3335 * objc/objc-tree.def: Update copyright info.
3337 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
3339 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
3341 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
3342 only if TARGET_ARCH64.
3344 2001-10-02 Bernd Schmidt <bernds@redhat.com>
3346 * doc/extend.texi: Fix some problems with previous checkin.
3347 * doc/invoke.texi: Likewise.
3349 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
3351 * cpphash.h: Update comments.
3352 (cpp_context): Update.
3353 (spec_nodes): Remove n__Pragma.
3354 * cppinit.c (cpp_create_reader): Update.
3355 (builtin_array): Add _Pragma.
3356 * cpplib.h: Update comments.
3357 (NODE_DISABLED, BT_PRAGMA): New.
3358 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
3359 * cppmacro.c (struct cpp_macro): Remove disabled.
3360 (builtin_macro): Return int, handle _Pragma, push the new token
3361 on the context stack.
3362 (funlike_invocation_p): Unconstify, update.
3363 (enter_macro_context): Handle builtins here.
3364 (replace_args, push_token_context, push_ptoken_context):
3365 Update for prototype changes.
3366 (_cpp_pop_context): Update.
3367 (cpp_get_token): Don't handle buitins, nor _Pragma here.
3368 (cpp_sys_macro_p): Update.
3369 (_cpp_free_definition): Clear disabled flag.
3370 (_cpp_create_definition): Upate.
3371 * cppmain.c: Update comments.
3373 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
3374 Andreas Jaeger <aj@suse.de>,
3375 Jan Hubicka <jh@suse.cz>
3377 * doc/invoke.texi (i386 Options): Document x86-64 options.
3378 (i386 and x86-64 Options): Rename i386 options section.
3380 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3381 (TARGET_SWITCHES): Add -munwind-info.
3382 (MASK_NO_UNWIND_INFO): New.
3383 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3385 (ASM_OUTPUT_DOUBLE_INT): New.
3387 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3388 * config.gcc: Fix tm_file settings for x86-64.
3389 * config/i386/x86-64.h: New file with OS independent x86-64
3391 * config/i386/biarch64.h: New file used to configure compiler
3392 to biarch/64bit compilation.
3394 * config/i386/i386.c: (override_options): Set flags default
3395 for 64bit compilation.
3397 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3399 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3400 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3401 constants on x86_64.
3402 (ix86_attr_length_immediate_default): Support MODE_DI.
3403 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3405 (indirect_jump, tablejump): Turn into expander.
3407 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3409 * c-common.c (c_format_attribute_table): Make format and
3410 format_arg attributes apply to function types rather than to
3412 (is_valid_printf_arglist): Construct an attribute list and pass
3413 that to check_function_format rather than a name.
3414 * c-common.h (check_function_format): Adjust prototype.
3415 * c-decl.c (duplicate_decls): Preserve attributes from type of
3416 built-in decl when allowing for harmless conflict in types.
3417 * c-format.c (record_function_format,
3418 record_international_format, function_format_list,
3419 international_format_info, international_format_list): Remove.
3420 (function_format_info): Remove next, name and assembler_name.
3421 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3422 (decode_format_attr): New.
3423 (handle_format_attribute): Handle receiving a type rather than a
3424 decl. Call decode_format_attr. Store format information in a
3425 function_format_info.
3426 (handle_format_arg_attribute): Correct comment. Handle receiving
3427 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3429 (check_format_info_recurse, check_format_info_main): Take argument
3430 numbers as unsigned HOST_WIDE_INT.
3431 (check_function_format): Take a list of attributes from the
3432 function type rather than a name or assembler name. Check for
3433 format attributes in that list and the attributes on the type of
3434 the current function rather than looking through
3435 function_format_list.
3436 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3438 (check_format_info_recurse): Take format_arg attributes from the
3439 type of the function calls rather than using
3440 international_format_list. Allow for multiple format_arg
3442 * c-typeck.c (build_function_call): Pass type attributes to
3443 check_function_format rather than name or assembler name. Don't
3444 require there to be a name or assembler name to check formats.
3446 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3448 * attribs.c (decl_attributes): Possibly call
3449 insert_default_attributes to insert default attributes on
3450 functions in a lazy manner.
3451 * builtin-attrs.def: New file; define the default format and
3452 format_arg attributes.
3453 * c-common.c (c_format_attribute_table): Move to earlier in the
3455 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3456 (enum built_in_attribute, built_in_attributes,
3457 c_attrs_initialized, c_init_attributes,
3458 c_common_insert_default_attributes): New.
3459 (c_common_lang_init): Don't initialize format_attribute_table. Do
3460 call c_init_attributes.
3461 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3462 * c-common.h (init_function_format_info): Don't declare.
3463 (c_common_insert_default_attributes): Declare.
3464 * c-decl.c (implicitly_declare, builtin_function): Call
3466 (init_decl_processing): Don't call init_function_format_info.
3467 (insert_default_attributes): New.
3468 * c-format.c (handle_format_attribute,
3469 handle_format_arg_attribute): Be quiet about inappropriate
3470 declaration when applying default attributes.
3471 (init_function_format_info): Remove.
3472 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3473 (insert_default_attributes): Declare.
3475 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3477 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3479 2001-10-01 Jim Wilson <wilson@redhat.com>
3481 * sched-deps.c (add_dependence): When elide conditional dependence,
3482 check that insn doesn't modify cond2.
3484 2001-10-01 Dale Johannesen <dalej@apple.com>
3486 * config/rs6000/rs6000.h (enum processor_type): Add support
3487 for 7400 (G4) and 7450.
3489 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3490 (rs6000_issue_rate): Ditto.
3491 (rs6000_adjust_cost): Fix cycle counts for compares.
3492 (debug_stack_info): Fix an obvious typo.
3493 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3494 * doc/invoke.texi: Document.
3495 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3497 (PROCESSOR_DEFAULT): Ditto.
3499 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3501 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3502 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3503 later recursive make invocation.
3505 2001-10-01 Hans Boehm <boehm@acm.org>
3507 * optabs.c (emit_libcall_block): When using non-call exceptions,
3508 don't add REG_LIBCALL reg notes to trapping calls.
3510 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3512 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3513 (propagate_one_insn): Update for above change
3515 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3517 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3518 _Unwind_GetTextRelBase): Argument is unused.
3520 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3522 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3523 Loop through NOPs, placeholders, and components.
3524 Don't go through NOPs if change mode.
3525 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3526 * emit-rtl.c (set_mem_alias_set): Enable check.
3527 * expr.c (find_placeholder): New function.
3528 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3529 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3530 to modify it and avoid unneeded copies.
3531 * expr.h (expand_expr): Always define.
3532 (find_placeholder): New declaration.
3534 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3536 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3537 operand 2 is the stack pointer.
3538 ("addr-peephole"): Fix address computation peephole when operand 2
3539 is the stack pointer.
3541 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3543 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3544 (ix86_setup_incoming_varargs): Likewise.
3546 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3548 * stor-layout.c (layout_type): Don't complain about too-large
3551 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3553 * function.c (keep_stack_depressed): Don't use delete_insn.
3555 * expr.h (set_mem_alias_set): Move decl to here.
3556 * rtl.h (mem_attrs): New typedef and struct.
3557 (union rtunion_def): Add field for mem_attrs.
3558 (X0MEMATTR, MEM_ATTRS): New macros.
3559 (MEM_ALIAS_SET): Use MEM_ATTRS.
3560 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3561 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3562 (set_mem_alias_set): Delete decl from here.
3564 * alias.c (set_mem_alias_set): Delete from here.
3565 * emit-rtl.c (mem_attrs_htab): New variable.
3566 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3567 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3568 (mem_attrs_mark, get_mem_attrs): Likewise.
3569 (gen_rtx_MEM): Clear MEM_ATTRS.
3570 (set_mem_attributes): Move to here.
3571 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3572 (init_emit_once): const_int_htab now deletable htab.
3573 Initialize mem_attrs_htab.
3574 * explow.c (set_mem_attributes): Delete from here.
3575 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3576 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3577 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3578 * reload1.c (reload): Rework changing REG to MEM.
3580 2001-09-30 H.J. Lu <hjl@gnu.org>
3582 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3583 * config.in: Rebuild.
3585 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3587 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3588 ("tsthi_1"): Avoid allocation in register y.
3589 ("*movqi_68hc12"): Reorganize and fix constraints.
3590 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3591 ("addqi3"): Likewise.
3592 ("addhi3"): Fix constraints.
3593 ("*logicalhi3_zexthi"): Disparage soft registers.
3595 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3597 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3600 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3602 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3603 that we use setjmp/longjmp exceptions.
3605 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3607 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3608 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3609 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3610 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3611 (_cpp_extend_buff, BUFF_ROOM): Update.
3612 (_cpp_append_extend_buff): New.
3613 (struct cpp_reader): Remove macro_pool, add a_buff.
3614 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3616 (cpp_destroy): Free a_buff instead of macro_pool.
3617 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3618 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3619 _cpp_pool_alloc, ): Remove.
3620 (parse_number, parse_string): Update use of _cpp_extend_buff.
3621 (_cpp_extend_buff): Update.
3622 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3623 * cpplib.c (glue_header_name, parse_answer):
3624 Update use of _cpp_extend_buff.
3625 (cpp_register_pragma, cpp_register_pragma_space): Use
3627 (do_assert, do_unassert): Check for EOL, update.
3628 * cppmacro.c (stringify_arg, collect_args): Update to use
3629 _cpp_extend_buff and _cpp_append_extend_buff.
3630 (save_parameter, parse_params, alloc_expansion_token,
3631 _cpp_create_definition): Rework memory management.
3633 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3635 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3636 update md_exec_prefix.
3637 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3640 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3642 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3643 (SELECT_CC_MODE): Use s390_select_ccmode.
3644 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3645 * config/s390/s390.c (s390_select_ccmode): New.
3646 (s390_match_ccmode): Add CCLmode.
3647 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3648 (output_branch_condition, output_inverse_branch_condition): Removed.
3649 (print_operand): Use s390_branch_condition_mnemonic.
3650 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3651 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3652 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3654 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3655 when converting conditional branches to far branches.
3656 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3657 cmpint_di): Use CCSmode instead of CCUmode.
3659 * config/s390/s390.c (legitimate_la_operand_p): New.
3660 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3661 * config/s390/s390.md (movsi): Convert load address patterns to
3662 arithmetic operations when necessary.
3663 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3664 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3665 (*do_la_reg_0): Don't use before reload.
3667 * config/s390/s390.c (legitimize_address): Make more efficient
3668 use of two-register addressing mode.
3670 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3671 with -mno-backchain in some corner cases.
3673 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3675 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3677 * reload.c (find_reloads): Mark new USE insns with QImode.
3678 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3679 find_reloads_subreg_address): Likewise.
3680 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3682 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3684 (reload): Make sure there are no USEs with mode other than
3685 VOIDmode. At the end, remove those marked with QImode.
3687 2001-09-29 Per Bothner <per@bothner.com>
3689 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3690 * Makefile.in (includedir): Rename to local_includedir.
3691 (includedir): Define as $(prefix)/include.
3692 * config.in (PREFIX_INCLUDE_DIR): New variable.
3693 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3695 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3697 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3699 * doc/extend.texi (Vector Extensions): New node.
3700 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3701 i386 -mmmx, -msse, -m3dnow.
3703 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3705 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3707 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3709 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3711 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3713 2001-09-28 Richard Henderson <rth@redhat.com>
3715 * varasm.c (assemble_integer): Bound alignment check by
3718 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3720 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3722 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3724 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3726 Mostly from Graham Stott <grahams@redhat.com>
3727 * c-common.c (type_for_mode): Add support for V2SFmode.
3728 * tree.c (build_common_tree_nodes_2): Likewise.
3729 * tree.h (enum tree_index, global_trees): Likewise.
3730 * config/i386/i386.c (x86_3dnow_a): New variable.
3731 (override_options): Support 3Dnow extensions.
3732 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3733 Athlon's version of 3Dnow.
3734 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3735 (ix86_expand_builtin): Handle them.
3736 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3737 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3738 TARGET_3DNOW_A): New macros.
3739 (TARGET_SWITCHES): Add 3Dnow switches.
3740 (VALID_MMX_REG_MODE_3DNOW): New macro.
3741 (VECTOR_MODE_SUPPORTED_P): Use it.
3742 (enum ix86_builtins): Add entries for 3Dnow builtins.
3743 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3744 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3745 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3746 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3747 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3748 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3749 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3750 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3751 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3752 sfence_insn, prefetch): Make these available if TARGET_SSE or
3755 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3757 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3758 ix86_va_start, ix86_build_va_list): Declare.
3759 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3760 ix86_va_start, ix86_build_va_list): New global functions.
3761 * i386.md (sse_prologue_save_insn): New insn.
3762 (sse_prologue_save): New expander.
3763 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3764 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3766 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3768 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3769 Use size_t everywhere, make definitions consistent with
3772 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3774 * gcse.c (replace_store_insn): Use delete_insn.
3775 * loop.c (move_movables): Likewise; avoid delete_insn
3776 from clobbering notes moved elsewhere.
3777 (check_dbra_loop): Use delete_insn.
3778 * ssa.c (convert_from_ssa): Likewise.
3779 * cse.c (cse_insn): Use delete_insn.
3781 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3783 * cpphash.h (struct cpp_buff): Make unsigned.
3784 (_cpp_get_buff): Take length of size_t.
3785 (_cpp_unaligned_alloc): New.
3786 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3787 (struct cpp_reader): Remove ident_pool. Add u_buff.
3788 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3789 (cpp_destroy): Destroy u_buff, not ident_pool.
3790 * cpplex.c (parse_number, parse_string, save_comment,
3791 cpp_token_as_text): Update to use the unaligned buffer.
3792 (new_buff): Make unsigned.
3793 (_cpp_unaligned_alloc): New.
3794 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3795 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3797 (collect_args): Make unsigned.
3799 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3801 * cpplex.c (cpp_output_token): Use a putc loop for
3802 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3804 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3805 * configure, config.in: Regenerate.
3806 * system.h: Replace fwrite and fprintf with their unlocked
3807 variants if available.
3809 2001-09-27 Richard Henderson <rth@redhat.com>
3811 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3812 in favour of .eh_frame.
3814 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3816 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
3818 (LIBCALL_VALUE): Likewise.
3820 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3822 * cpphash.h: Update comment.
3823 * cpplex.c: Update comments.
3824 (_cpp_can_paste): Remove.
3825 * cpplib.h (_cpp_can_paste): Remove.
3826 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
3827 lexer rather than _cpp_can_paste.
3829 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3831 * doc/cppinternals.texi: Update.
3833 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3835 * cpphash.h (struct cpp_pool): Remove locks and locked.
3836 (struct cpp_context): Add member buff.
3837 (struct cpp_reader): Remove member argument_pool.
3838 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3839 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
3840 * cpplex.c (chunk_suitable): Remove pool argument.
3841 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
3842 (new_buff, _cpp_extend_buff): Update.
3843 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
3844 which buffer is returned.
3845 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
3846 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3847 * cppmacro.c (lock_pools, unlock_pools): Remove.
3848 (push_ptoken_context): Take a _cpp_buff.
3849 (enter_macro_context): Pool locking removed.
3850 (replace_args): Use a _cpp_buff for the replacement list with
3852 (push_token_context): Clear buff.
3853 (expand_arg): Use _cpp_pop_context.
3854 (_cpp_pop_context): Free a context's buffer, if any.
3856 2001-09-26 DJ Delorie <dj@redhat.com>
3858 * c-typeck.c (digest_init): Check for sizeless arrays.
3860 2001-09-26 Richard Henderson <rth@redhat.com>
3862 * optabs.c (init_one_libfunc): Create a dummy function type
3863 instead of using error_mark_node.
3865 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3867 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
3868 _cpp_extend_buff, _cpp_free_buff): New.
3869 (struct cpp_reader): New member free_buffs.
3870 * cppinit.c (cpp_destroy): Free buffers.
3871 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
3872 _cpp_extend_buff, _cpp_free_buff): New.
3873 * cpplib.h (struct cpp_options): Remove unused member.
3874 * cppmacro.c (collect_args): New. Combines the old parse_arg
3875 and parse_args. Use _cpp_buff for memory allocation.
3876 (funlike_invocation_p, replace_args): Update.
3878 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3880 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
3882 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
3884 * except.c (sjlj_mark_call_sites): Change address inside sequence.
3886 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
3888 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
3891 2001-09-25 Janis Johnson <janis187@us.ibm.com>
3892 Jim Wilson <wilson@redhat.com>
3894 * doc/install.texi (Specific, ia64-*-linux): Document.
3896 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3898 * Makefile.in (cfgrtl.o): Add.
3899 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3900 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3901 free_aux_for_edge): Declare.
3903 (HAVE_return): Undefine.
3904 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3905 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3906 free_aux_for_edge): New global functions.
3907 (first_delete_block): New static variable.
3908 (init_flow): Clear first_delete_block.
3909 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
3910 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
3911 try_redirect_by_replacing_jump, last_loop_beg_note,
3912 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
3913 delete_insn, delete_insn_chain, create_basic_block_structure,
3914 create_basic_block, flow_delete_block, compute_bb_for_insn,
3915 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
3916 set_block_for_new_insns, split_block, merge_blocks_nomove,
3917 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3918 redirect_edge_and_branch, force_nonfallthru_and_redirect,
3919 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
3920 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
3921 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
3922 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3923 purge_all_dead_edges): Move to ....
3924 * cfgrtl.c: New file; .... Here.
3926 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
3927 (reroder_basic_block): Use alloc_aux_for_blocks.
3928 * predict.c (estimate_bb_frequencies): Likewise; use
3929 alloc_aux_for_edges.
3930 * profile.c (compute_branch_probabilities): Likewise.
3931 (branch_prob): Likewise.
3932 * reg-stack.c (reg_to_stack): Likewise.
3934 * emit-rtl.c (emit_insns_after): Never return NULL.
3936 * basic-block.h (set_block_for_new_insns): Delete.
3937 * cfgrtl.c (set_block_for_new_insns): Delete.
3939 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
3940 calls when crossjumping.
3942 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
3943 * unroll.c (copy_loop_body): Use delete_insn.
3945 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
3946 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
3947 keep_stack_depressed): Likewise.
3948 * gcse.c (cprop_cc0_jump): Likewise.
3949 * local-alloc.c (update_equiv_regs): Likewise.
3950 * loop.c (scan_loop, loop_delete_insns): Likewise.
3951 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
3952 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
3953 delete_output_reload, delete_address_reloads_1,
3954 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
3956 * sibcall.c (replace_call_placeholder): Likewise.
3957 * cse.c (cse_insn): Likewise.
3959 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3961 From Graham Stott <grahams@redhat.com>
3962 (def_builtin): Only define builtins appropriate for target_flags. All
3964 (builtin_decsription): Add new field mask which is used to determine
3965 when to define the builtin via the macro def_builtin.
3967 (bdesc_comi): Initialise new mask fields.
3968 (bdesc_2srg): Likewise.
3969 (bdesc_1arg): Likewise.
3971 * config/i386/i386.c (ix86_init_builtins): Correct return type
3972 building v4hi_ftype_v4hi_int_int tree node.
3973 (ix86_expand_sse_comi): Fix typo swapping operands.
3974 Don't swap comparision condition, it is already swapped.
3975 (ix86_expand_sse_compare): Before swapping operands
3976 move operand 1 into new rtx and not the target rtx.
3977 Don't swap comparison condition, it is already swapped.
3978 Always check whether we need to create a new TARGET.
3980 * config/i386/i386.md: (sse_comi) Fix typos.
3981 (sse_ucomi): Likewise.
3982 (cvtss2si): Fix operand 0 contraint.
3983 (cvttss2si): Likewise.
3984 (sse_unpckhps): Fix mode for operand 2.
3985 (sse_unpcklps): Likewise.
3987 2001-09-25 Graham Stott <grahams@redhat.com>
3989 * sibcall.c (skip_copy_to_return_value): Tighten return value
3992 2001-09-24 David Edelsohn <edelsohn@gnu.org>
3994 * rs6000.c (lwa_operand): Address must be word aligned.
3996 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3998 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
3999 number has been set.
4000 (type_hash_mark): Mark type itself.
4002 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
4004 * c-lex.c (cb_def_pragma): Update.
4005 (c_lex): Update, and skip padding.
4006 * cppexp.c (lex, parse_defined): Update, remove unused variable.
4007 * cpphash.h (struct toklist): Delete.
4008 (union utoken): New.
4009 (struct cpp_context): Update.
4010 (struct cpp_reader): New members eof, avoid_paste.
4011 (_cpp_temp_token): New.
4012 * cppinit.c (cpp_create_reader): Update.
4013 * cpplex.c (_cpp_temp_token): New.
4014 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
4015 (cpp_output_token): Don't print leading whitespace.
4016 (cpp_output_line): Update.
4017 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
4018 do_include_common, do_line, do_ident, do_pragma,
4019 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
4020 parse_assertion): Update.
4021 (get_token_no_padding): New.
4022 * cpplib.h (CPP_PADDING): New.
4023 (AVOID_LPASTE): Delete.
4024 (struct cpp_token): New union member source.
4025 (cpp_get_token): Update.
4026 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
4027 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
4028 replace_args, quote_string, stringify_arg, parse_arg, next_context,
4029 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
4030 _cpp_backup_tokens, _cpp_create_definition): Update.
4031 (push_arg_context): Delete.
4032 (padding_token, push_token_context, push_ptoken_context): New.
4033 (make_string_token, make_number_token): Update, rename.
4034 (cpp_get_token): Update to handle tokens as pointers to const,
4035 and insert padding appropriately.
4036 * cppmain.c (struct printer): New member prev.
4037 (check_multiline_token): Constify.
4038 (do_preprocessing, cb_line_change): Update.
4039 (scan_translation_unit): Update to handle spacing.
4040 * scan-decls.c (get_a_token): New.
4041 (skip_to_closing_brace, scan_decls): Update.
4042 * fix-header.c (read_scan_file): Update.
4044 * doc/cpp.texi: Update.
4046 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4048 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
4049 leak by passing malloc'ed pointer to reconcat, not concat.
4051 2001-09-24 DJ Delorie <dj@redhat.com>
4053 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
4055 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
4057 * flow.c (delete_dead_jumptables): Delete jumptable if the only
4058 reference is from the literal pool.
4060 2001-09-24 Janis Johnson <janis187@us.ibm.com>
4062 * doc/install.texi (Final install): Request additional information
4063 in mail about successful builds.
4065 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4067 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
4068 initial value of return pointer register instead of value in frame-20.
4071 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4073 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
4074 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
4075 the libcall if there isn't a referenced identifier for the symbol.
4077 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4079 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
4080 non 64-bit machines. Use these as a plabel for the trampoline.
4081 (TRAMPOLINE_SIZE): Adjust size for new words.
4082 (INITIALIZE_TRAMPOLINE): Initialize new words.
4083 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
4084 pointer to the plabel in the trampoline.
4086 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4088 * pa.c (function_arg): Pass floating arguments in both general and
4089 floating registers in indirect (dynamic) calls when generating code
4090 for the 32 bit ABI and the HP assembler.
4092 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4094 * doc/install.texi: Markup fixes.
4095 Use Solaris 2, SunOS 4 as appropriate.
4096 (Specific, *-*-solaris2*): Explain this.
4097 Unconditionally warn against /usr/ucb tools.
4098 Remove Sun as warning, obsolete.
4099 Move X11 header bug workaround here, update patches.
4100 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
4101 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
4103 2001-09-23 Zack Weinberg <zack@codesourcery.com>
4105 * errors.h (warning, error, fatal, internal_error): Don't mark
4106 with ATTRIBUTE_PRINTF_n.
4107 * toplev.h (internal_error, fatal_io_error, warning, error,
4108 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
4109 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
4112 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4114 * function.c (pop_function_context_from): var_refs_queue
4115 and temp slots now in GC memory.
4116 (mark_function_status, free_after_compilation): Likewise;
4117 also struct function now in GC memory.
4118 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
4119 (combine_temp_slots): Likewise.
4120 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
4121 (prepare_function_start): Use GC memory for struct function.
4122 (mark_temp_slot): Deleted.
4123 (gcc_mark_struct_function): struct function now in GC memory.
4125 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
4126 code for division, not modulus.
4128 * rtl.def (MEM): Remove obsolete part of comment.
4130 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
4132 * c-format.c (init_function_format_info): Check __builtin_printf
4133 and __builtin_fprintf even if -ffreestanding. Check C99 functions
4136 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4138 * c-common.c (format_attribute_table): Remove decl.
4139 * tree.h (format_attribute_table, lang_attribute_table): New decls.
4140 (lang_attribute_common): Likewise.
4142 * function.c (fix_lexical_address): Use set_mem_alias_set.
4143 (expand_function_start): Likewise.
4144 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
4146 * varasm.c (output_constant): Fix unused variable warning.
4148 * attribs.c: New file, from c-common.c.
4149 (attribute_tables): Now four elements.
4150 (format_attribute_table, lang_attribute_common): New variables.
4151 (init_attributes): Reflect above changes.
4152 (handle_mode_attribute): Delete check for wider than uintmax.
4153 * c-common.c: Delete parts moved to attribs.c.
4154 (enum attrs): Deleted; unused.
4155 (c_format_attribute_table): New variable.
4156 (c_common_lang_init): Initialize format_attribute_table with it.
4157 * c-common.h (decl_attributes): Remove decl.
4158 * tree.h (decl_attribute): Move it to here.
4159 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
4160 (attribs.o): New rule.
4162 2001-09-22 Andreas Jaeger <aj@suse.de>
4164 * builtins.c (c_getstr): Remove unused variable.
4166 2001-09-21 Richard Henderson <rth@redhat.com>
4168 * reload1.c (reload): Use delete_insn instead of splatting
4171 2001-09-21 Richard Henderson <rth@redhat.com>
4173 * reload.c (push_secondary_reload): Don't check for "=" in output
4174 constraint after ""->ALL_REGS check.
4176 2001-09-21 Richard Henderson <rth@redhat.com>
4178 * predict.c (expected_value_to_br_prob): Use pc_set.
4180 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
4181 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
4183 2001-09-21 Richard Henderson <rth@redhat.com>
4185 * rtl.h (LCT_RETURNS_TWICE): New.
4186 * calls.c (emit_call_1): Set current_function_calls_setjmp for
4188 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
4189 to ECF_RETURNS_TWICE.
4190 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
4193 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
4195 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
4196 (JMP_BUF_SIZE): New.
4198 2001-09-21 Richard Henderson <rth@redhat.com>
4200 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
4203 2001-09-21 Richard Henderson <rth@redhat.com>
4205 * tree.def (FDESC_EXPR): New.
4206 * expr.c (expand_expr): Handle it.
4207 * varasm.c (initializer_constant_valid_p): Likewise.
4208 (output_constant): Likewise.
4209 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4210 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4211 (ASM_OUTPUT_FDESC): New.
4212 * doc/tm.texi: Document the new macros.
4214 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4216 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
4217 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
4218 once merging is complete.
4220 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4222 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
4224 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4226 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
4227 that would be invalid after a merge.
4229 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
4231 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
4232 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
4234 (flow_delete_insn): This one.
4235 (delete_insn_chain): Rename from ...; do not care labels.
4236 (flow_delete_insn_chain): ... this one.
4237 (flow_delete_block): Remove the insns one BB has been expunged.
4238 (merge_blocks_nomove): Likewise.
4239 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
4240 updating BB boundaries.
4241 (tidy_fallthru_edge): Likewise.
4242 (commit_one_edge_insertion): Likewise.
4243 * cfgbuild.c (find_basic_block): Likewise.
4244 (find_basic_blocks_1): Likewise.
4245 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
4246 (try_crossjump_to_edge): Likewise.
4247 (try_optimize_cfg): Likewise.
4248 * cse.c (delete_trivially_dead_insns): Likewise.
4249 * df.c (df_insn_delete): Likewise.
4250 * doloop.c (doloop_modify): Use delete_related_insns.
4251 * emit-rtl.c (try_split): Likewise.
4252 (remove_insn): Update BB boundaries.
4253 * expect.c (connect_post_landing_pads): Use delete_related_insns.
4254 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
4255 updating BB boundaries.
4256 (propagate_block_delete_insn): Likewise.
4257 (propagate_block_delete_libcall): Likewise.
4258 * function.c (delete_handlers): Use delete_related_insns.
4259 (thread_prologue_and_epilogue_insns): Likewise.
4260 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
4261 * genpeep.c (gen_peephole): Use delete_related_insns.
4262 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
4264 (find_cond_trap): Likewise.
4265 * integrate.c (save_for_inline): Use delete_related_insns.
4266 (copy_insn_list): Likewise.
4267 * jump.c (pruge_linie_number_notes): Likewise.
4268 (duplicate_loop_exit_test): Likewise.
4269 (delete_computation): Likewise.
4270 (delete_related_insn): Rename from ...; use delete_insn
4271 (delete_insn): ... this one.
4272 (redirect_jump): Use delete_related_insns.
4273 * loop.c (scan_loop): Likewise.
4274 (move_movables): Likewise.
4275 (find_and_verify_loops): Likewise.
4276 (check_dbra_loop): Likewise.
4277 * recog.c (peephole2_optimize): Likewise.
4278 * reg-stack.c (delete_insn_for_stacker): Remove.
4279 (move_for_stack_reg): Use delete_insn.
4280 * regmove.c (combine_stack_adjustments_for_block): Likewise.
4281 * reload1.c (delete_address_reloads): Use delete_related_insns.
4282 (fixup_abnormal_edges): Use delete_insn.
4283 * recog.c (emit_delay_sequence): Use delete_related_insns.
4284 (delete_from-delay_slot): Likewise.
4285 (delete_scheduled_jump): likewise.
4286 (optimize_skip): Likewise.
4287 (try_merge_delay_insns): Likewise.
4288 (full_simple_delay_slots): Likewise.
4289 (fill_slots_from_thread): Likewise.
4290 (relax_delay_slots): Likewise.
4291 (make_return_insns): Likewise.
4292 (dbr_schedule): Likewise.
4293 * rtl.h (delete_insn): Rename to delete_related_insns.
4294 (delete_insn, delete_insn_chain): New prototypes.
4295 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
4296 by df_insn_delete already.
4297 * ssa-dce.c (delete_insn_bb): Use delete_insn.
4298 * ssa.c (convert_from_ssa): Use delete_related_insns.
4299 * unroll.c (unroll_loop): Likewise.
4300 (calculate_giv_inc): Likewise.
4301 (copy_loop_body): Likewise.
4303 * i386-protos.h (ix86_libcall_value, ix86_function_value,
4304 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4305 ix86_return_in_memory, ix86_function_value): Declare.
4306 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
4307 new static valurables.
4308 (x86_64_reg_class): New enum
4309 (x86_64_reg_class_name): New array.
4310 (classify_argument, examine_argument, construct_container,
4311 merge_classes): New static functions.
4312 (optimization_options): Enable flag_omit_frame_pointer and disable
4313 flag_pcc_struct_return on 64bit.
4314 (ix86_libcall_value, ix86_function_value,
4315 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4316 ix86_return_in_memory, ix86_function_value): New global functions.
4317 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
4318 (function_arg_advance): Handle x86_64 passing conventions.
4319 (function_arg): Likewise.
4320 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
4321 (RETURN_IN_MEMORY): Move offline.
4322 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
4323 (FUNCTION_VALUE_REGNO_P): New macro.
4324 (FUNCTION_ARG_REGNO_P): Move offline.
4325 (struct ix86_args): Add maybe_vaarg.
4326 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
4327 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
4329 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
4331 * s390.md: Changed attributes for scheduling.
4332 * s390.c: (s390_adjust_cost, s390_adjust_priority)
4335 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
4337 Table-driven attributes.
4338 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
4339 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
4340 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
4341 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
4342 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
4343 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
4344 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
4345 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
4346 * tree.h (struct tree_decl): Change machine_attributes to
4348 * doc/c-tree.texi: Document that all attributes are now attached
4350 * c-common.c (add_attribute, attrtab, attrtab_idx,
4351 default_valid_lang_attribute, valid_lang_attribute): Remove.
4352 (attribute_tables, attributes_initialized,
4353 c_common_attribute_table, default_lang_attribute_table): New
4355 (handle_packed_attribute, handle_nocommon_attribute,
4356 handle_common_attribute, handle_noreturn_attribute,
4357 handle_unused_attribute, handle_const_attribute,
4358 handle_transparent_union_attribute, handle_constructor_attribute,
4359 handle_destructor_attribute, handle_mode_attribute,
4360 handle_section_attribute, handle_aligned_attribute,
4361 handle_weak_attribute, handle_alias_attribute,
4362 handle_no_instrument_function_attribute,
4363 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
4364 handle_no_limit_stack_attribute, handle_pure_attribute): New
4366 (init_attributes, decl_attributes): Rewrite to implement
4367 table-driven attributes.
4368 * c-common.h (enum attribute_flags): Move to tree.h.
4369 * c-format.c (decl_handle_format_attribute,
4370 decl_handle_format_arg_attribute): Rename to
4371 handle_format_attribute and handle_format_arg_attribute. Update
4372 for table-driven attributes.
4373 * c-common.h (decl_handle_format_attribute,
4374 decl_handle_format_arg_attribute): Remove prototypes.
4375 (handle_format_attribute, handle_format_arg_attribute): Add
4377 * c-decl.c (grokdeclarator): Handle attributes nested inside
4379 * c-parse.in (setattrs, maybe_setattrs): Remove.
4380 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4381 Update to handle nested attributes properly.
4382 (maybe_resetattrs, after_type_declarator,
4383 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4384 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4386 (make_pointer_declarator): Update to handle nested attributes
4388 * doc/extend.texi: Update documentation of limits of attributes
4389 syntax. Warn about problems with attribute semantics in C++.
4390 * target.h (struct target): Remove valid_decl_attribute and
4391 valid_type_attribute. Add attribute_table and
4392 function_attribute_inlinable_p.
4393 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4394 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4395 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4397 (TARGET_INITIALIZER): Update.
4398 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4400 (function_attribute_inlinable_p): New function. Check for the
4401 presence of any machine attributes before using
4402 targetm.function_attribute_inlinable_p.
4403 (function_cannot_inline_p): Update.
4404 * Makefile.in (integrate.o): Update dependencies.
4405 * doc/tm.texi: Update documentation of target attributes and
4406 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4407 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4409 (default_target_attribute_table,
4410 default_function_attribute_inlinable_p): New.
4411 (lookup_attribute): Update comment to clarify handling of multiple
4412 attributes with the same name.
4413 (merge_attributes, attribute_list_contained): Allow multiple
4414 attributes with the same name but different arguments to appear in
4415 the same attribute list.
4416 * tree.h (default_valid_attribute_p): Remove prototype.
4417 (struct attribute_spec): New.
4418 (default_target_attribute_table): Declare.
4419 (enum attribute_flags): Move from c-common.h. Add
4420 ATTR_FLAG_TYPE_IN_PLACE.
4421 (default_function_attribute_inlinable_p): Declare.
4422 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4423 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4424 (TARGET_ATTRIBUTE_TABLE): Define.
4425 (vms_attribute_table): New.
4426 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4427 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4428 (TARGET_ATTRIBUTE_TABLE): Define.
4429 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4430 * config/arm/arm.c (arm_valid_type_attribute_p,
4431 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4433 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4435 (TARGET_ATTRIBUTE_TABLE): Define.
4436 (arm_attribute_table, arm_handle_fndecl_attribute,
4437 arm_handle_isr_attribute): New.
4438 * config/avr/avr.c (avr_valid_type_attribute,
4439 avr_valid_decl_attribute): Remove.
4440 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4442 (TARGET_ATTRIBUTE_TABLE): Define.
4443 (avr_attribute_table, avr_handle_progmem_attribute,
4444 avr_handle_fndecl_attribute): New.
4445 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4446 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4447 (TARGET_ATTRIBUTE_TABLE): Define.
4448 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4449 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4450 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4451 (TARGET_ATTRIBUTE_TABLE): Define.
4452 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4453 h8300_handle_eightbit_data_attribute,
4454 h8300_handle_tiny_data_attribute): New.
4455 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4456 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4458 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4460 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4461 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4463 (TARGET_ATTRIBUTE_TABLE): Define.
4464 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4465 ix86_handle_regparm_attribute): New.
4466 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4467 i386_pe_valid_type_attribute_p): Remove.
4468 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4469 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4470 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4471 (TARGET_ATTRIBUTE_TABLE): Define.
4472 (ia64_attribute_table): New.
4473 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4474 interrupt_ident2, model_ident1, model_ident2): Remove.
4475 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4476 (TARGET_ATTRIBUTE_TABLE): Define.
4477 (init_idents): Update.
4478 (m32r_attribute_table, m32r_handle_model_attribute): New.
4479 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4481 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4482 (TARGET_ATTRIBUTE_TABLE): Define.
4483 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4484 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4485 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4486 (TARGET_ATTRIBUTE_TABLE): Define.
4487 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4488 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4489 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4490 (TARGET_ATTRIBUTE_TABLE): Define.
4491 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4492 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4493 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4494 (TARGET_ATTRIBUTE_TABLE): Define.
4495 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4496 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4497 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4498 (TARGET_ATTRIBUTE_TABLE): Define.
4499 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4500 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4502 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4504 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4505 (TARGET_ATTRIBUTE_TABLE): Define.
4506 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4508 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4509 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4510 (TARGET_ATTRIBUTE_TABLE): Define.
4511 (v850_attribute_table, v850_handle_interrupt_attribute,
4512 v850_handle_data_area_attribute): New.
4513 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4514 Return void. Call decl_attributes instead of
4515 valid_machine_attribute.
4517 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4519 * sh-protos.h (sh_pr_n_sets): Declare.
4520 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4521 look at the copy to determine if PR needs to be saved.
4522 sh_pr_n_sets: New function.
4523 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4524 (ALLOCATE_INITIAL_VALUE): Define.
4526 * sh.c (initial_elimination_offset):
4527 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4529 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4531 * integrate.c (allocate_initial_values): New function.
4532 * integrate.h (allocate_initial_values): Declare.
4533 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4535 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4537 * toplev.c (rest_of_compilation): To here.
4538 Call allocate_initial_values.
4539 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4541 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4543 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4545 2001-09-20 DJ Delorie <dj@redhat.com>
4547 * c-typeck.c (really_start_incremental_init): Discriminate
4548 between zero-length arrays and flexible arrays.
4549 (push_init_level): Detect zero-length arrays and handle them
4550 like fixed-sized arrays.
4551 * expr.c (store_constructor): Handle zero-length arrays and
4552 flexible arrays correctly.
4553 * doc/extend.texi: Update zero-length array notes.
4555 2001-09-20 Jim Wilson <wilson@redhat.com>
4557 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4558 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4559 for issue port conflicts.
4560 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4562 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4564 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4567 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4569 * fold-const.c (hashtab.h): Include.
4570 (int_const_binop): Remove FORSIZE arg and compute from type; all
4572 Call size_int_type_wide for all single-word constants.
4573 (size_htab_hash, size_htab_eq): New functions.
4574 (size_int_type_wide): Rework to use hash table.
4575 * ggc-common.c (hashtab.h): Include.
4576 (struct d_htab_root): New struct.
4577 (d_htab_roots): New variable.
4578 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4579 (ggc_mark_roots): Handle deletable htabs.
4580 * ggc-page.c (ggc_marked_p): New function.
4581 * ggc-simple.c (ggc_marked_p): Likewise.
4582 * ggc.h: Reformatting throughout.
4583 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4584 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4585 (type_hash_add): Allocate struct type_hash from GC memory.
4586 (mark_hash_entry, mark_type_hash): Deleted.
4587 (type_hash_marked_p, type_hash_mark): New functions.
4588 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4590 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4592 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4595 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4597 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4598 array-too-large test for signed sizetype.
4600 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4602 * i386.md (indirect_jump): Allow Pmode operand.
4603 (tablejump): LIkewise; perform expansion to 64bit mode.
4604 * i386.c (symbolic_operand): Allow 64bit PIC references.
4605 (pic_symbolic_operand): Likewise.
4606 (ix86_find_base_term): Strip the 64bit PIC references.
4607 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4608 (legitimize_pic_address): Likewise.
4609 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4610 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4612 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4614 * stringpool.c (get_identifier_with_length): New function.
4615 * tree.h (get_identifier_with_length): New prototype.
4617 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4618 David Edelsohn <edelsohn@gnu.org>
4621 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4622 already sign-extended.
4624 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4625 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4627 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4628 (output_profile_hook): Declare label_name const.
4629 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4630 to match constraints.
4632 2001-09-19 Stan Shebs <shebs@apple.com>
4634 * alias.c: Fix typos in comments.
4635 * sched-rgn.c (init_ready_list): Ditto.
4636 * unwind-dw2.c (uw_frame_state_for): Ditto.
4637 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4638 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4639 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4641 2001-09-19 Richard Henderson <rth@redhat.com>
4643 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4645 * Makefile.in (cfg.o): Depend on TM_P_H.
4647 2001-09-19 Richard Henderson <rth@redhat.com>
4649 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4650 (local_symbolic_operand): ... here.
4651 (small_symbolic_operand): Check mode.
4652 (global_symbolic_operand): New.
4653 (input_operand): Reject symbolics if explicit relocs.
4654 (call_operand): Tidy.
4655 (alpha_legitimize_address): Use movdi_er_high_g.
4656 (alpha_expand_mov): Likewise.
4657 * config/alpha/alpha-protos.h: Update.
4658 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4659 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4660 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4661 (UNSPECV_LDGP2): Remove.
4662 (all call patterns): Use 's' not 'i' for symbolic constraint.
4663 (call_osf call_value_osf): Use call_operand.
4664 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4665 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4666 (prologue_ldgp_1_er): Remove.
4667 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4668 (builtin_setjmp_receiver_er patterns): Use them.
4669 (exception_receiver_er): Likewise.
4671 2001-09-19 Richard Henderson <rth@redhat.com>
4673 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4675 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4676 and NON_LOCAL_GOTO notes.
4677 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4678 copy over CALL_INSN_FUNCTION_USAGE.
4680 2001-09-18 Catherine Moore <clm@redhat.com>
4682 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4685 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4687 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4688 new-style tm_file specification. Specify correct tm_p_file,
4689 md_file, and out_file for s390x.
4691 * config/s390/linux.h, linux64.h: Don't include other target
4692 macro header files. Now handled via tm_file.
4694 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4695 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4696 are defined before use.
4698 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4700 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4701 code generation only for Gnu assembler.
4703 2001-09-18 Catherine Moore <clm@redhat.com>
4705 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4707 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4709 * config/mips/mips.c (mips_frame_set): New.
4710 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4711 a parallel frame-related expression with a set for each register.
4713 2001-09-18 Philip Blundell <philb@gnu.org>
4715 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4718 2001-09-17 Dale Johannesen <dalej@apple.com>
4720 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4721 * config/rs6000/aix.h (FIXED_R2): Define.
4722 * config/rs6000/darwin.h (FIXED_R2): Define.
4723 * config/rs6000/sysv4.h (FIXED_R2): Define.
4725 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4727 * except.c (dw2_build_landing_pads): New local
4728 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4729 barrier after clobbers. Fixes c++/4012.
4731 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4733 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4735 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4737 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4738 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4740 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4742 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4745 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4747 * cpphash.h (_cpp_lex_direct): New.
4748 * cpplex.c (_cpp_lex_token): Update.
4749 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4750 and increment that pointer.
4751 * cppmacro.c (alloc_expansion_token): New.
4752 (lex_expansion_token): Lex macro expansion directly into
4755 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4757 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4759 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4761 * basic-block.h (free_bb_for_insn): Declare.
4762 * bb-reorder.c (label_for_bb): Use block_label.
4763 (emit_jump_to_block_after): Remove.
4764 (insert_intra_1): Do not update block_for_insn.
4765 (insert_inter_bb_scope_notes): Likewise; update bb->end
4766 * cfg.c (free_bb_for_insn): New.
4767 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4768 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4769 (commit_one_edge_insertion): Likewise.
4770 (commit_one_edge_insertion): Do not update BB boundary.
4771 (commit_edge_insertions): Do not call compute_bb_for_insn.
4772 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4773 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4774 (merge_blocks_move_successor_nojumps): Likewise.
4775 (try_crossjump_to_edge): Do not update block_for_insn.
4776 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4777 * df.c (df_pattern_emit_later): Do not update BB boundary.
4778 (df_jump_pattern_emit_after): Likewise.
4779 (df_insn_move_before): Use emit_insn_before.
4780 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4782 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4783 boundaries and basic_block_for_insn.
4784 (reorder_insns_nobb): Rename from reorder_insns.
4785 (reorder_insns): New.
4786 (emit_block_insn_before, emit_block_insn_after): Kill.
4787 * flow.c (check_function_return_warnings): Do not call
4788 compute_bb_for_insn; Do not free basic_block_for_insn.
4789 (attempt_auto_inc): Do not update basic_block_for_insn.
4790 * function.c (emit_return_into_block): Likewise;
4791 do not update BB boundaries.
4792 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4793 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4794 (pre_insert_copy_insn): Likewise.
4795 (update_ld_motion_notes): Likewise.
4796 (insert_insn_start_bb): Likewise.
4797 (replace_store_insn): Likewise.
4798 * ifcvt.c (noce_process_if_block): Likewise.
4799 (if_convert): Do not call compute_bb_for_insn.
4800 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4801 Use emit_insn_before and emit_insn_after.
4802 * recog.c (split_all_insns): Do not update BB boundaries;
4803 Do not call compute_bb_for_insn.
4804 (peephole2_optimize): Do not update BB boundaries.
4805 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4807 (emit_swap_insn): Likewise.
4808 (convert_regs_1): Likewise.
4809 * reload1.c (reload): Call compute_bb_for_insn.
4810 * rtl.h (reorder_insns_nobb): Declare.
4811 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4812 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4813 at places CFG is invalidated; do not call compute_bb_for_insn.
4815 * cfg.c (expunge_block): Invalidate BB structure.
4817 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
4820 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
4822 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4824 * cpphash.h (_cpp_lex_token): Update prototype.
4825 * cpplex.c (_cpp_lex_token): New prototype.
4826 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
4827 lex_macro_node, read_flag, do_pragma_poison): Update.
4828 * cppmacro.c (cpp_get_token, parse_params,
4829 lex_expansion_token): Update.
4831 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4833 * cppmain.c (scan_translation_unit): Don't worry about
4834 putting a space after hashes.
4835 * cpplib.c (directive_diagnostics): New.
4836 (_cpp_handle_directive): Update to use directive_diagnostics.
4837 (run_directive): Don't toggle prevent_expansion.
4838 (do_line): Backup in case of the line extension.
4839 * cpplib.h (cpp_lexer_pos): Remove.
4840 * cppmacro.c (_cpp_create_definition): Precede a leading #
4843 2001-09-15 Richard Henderson <rth@redhat.com>
4845 * c-typeck.c (comptypes): Handle zero-length arrays properly.
4847 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4849 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
4851 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4853 PR preprocessor/3571
4854 * tradcpp.c (handle_directive): Skip non-vertical space.
4856 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4858 * cppmain.c (setup_callbacks): Set line callback only
4859 if outputting preprocessed source.
4861 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4863 * collect2.c (main): Const-ification.
4864 * gcc.c (translate_options, process_command): Use xstrdup in
4865 lieu of xmalloc/strcpy.
4866 (main): Use concat in lieu of xmalloc/strcpy/strcat.
4868 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4870 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
4873 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4875 * scan-decls.c (scan_decls): Fix typo.
4877 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4879 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
4880 Split mlstring_pos into mls_line and mls_col.
4881 * cppinit.c (cpp_create_reader): Initialize line to 1.
4882 (cpp_destroy): Free tokenruns.
4883 (push_include): Don't update lexer_pos.
4884 * cpplex.c (unterminated, parse_string): Update.
4885 (lex_token): Don't update lexer_pos, update.
4886 * cpplib.c (if_stack): Save line instead of line + col.
4887 (start_directive, _cpp_do__Pragma, do_else, do_elif,
4888 push_conditional, _cpp_pop_buffer): Update.
4889 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
4890 (_cpp_create_definition): Update.
4892 2001-09-15 Eric Christopher <echristo@redhat.com>
4894 * config/mips/abi64.h: Add support for MEABI.
4896 2001-09-15 Eric Christopher <echristo@redhat.com>
4898 * config/mips/mips.md: Add unspec #2.
4900 (reload_outdi): Ditto.
4901 (reload_outsi): Ditto.
4904 2001-09-15 Eric Christopher <echristo@redhat.com>
4905 Jason Eckhardt <jle@redhat.com>
4907 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
4908 * config/mips/isa32-linux.h: New file.
4909 * config/mips/isa3264.h: Ditto.
4910 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
4911 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
4912 (output_block_mode): Support MEABI.
4913 (function_arg): Ditto. Fix floating point arg passing.
4914 (mips_va_start): Ditto.
4915 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
4917 (mips_asm_file_start): Add new section to pass abi to gdb.
4918 (function_arg_pass_by_reference): Support MEABI.
4919 (mips_parse_cpu): Support mips32 and mips64 processors.
4920 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
4921 TARGET_MIPS5KC. Support isa32 and isa64.
4922 (processor_type): Add r4kc, r5kc, r20kc.
4923 (GENERATE_MULT3_SI): New.
4924 (GENERATE_MULT3_DI): Ditto.
4925 (GENERATE_MULT3): Remove.
4926 (ISA_HAS_64BIT_REGS): Add isa == 64.
4927 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
4928 (ISA_HAS_MADD_MSUB): New.
4929 (ISA_HAS_CLZ_CLO): Ditto.
4930 (ISA_HAS_DCLZ_DCLO): Ditto.
4931 (ABI_GAS_ASM_SPEC): New.
4932 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
4935 (SUBTARGET_CC1_SPEC): Ditto.
4936 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
4937 (PAD_VARARGS_DOWN): Support MEABI.
4938 (HARD_REGNO_NREGS): Move to mips.c.
4939 (ASM_OUTPUT_IDENT): Add #undef.
4940 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
4941 (mulsi3): Use GENERATE_MULT3_SI.
4942 (mulsi3_mult3): Ditto. Support mips32, mips64.
4943 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
4944 (mul_sub_si): New pattern.
4945 (unnamed splitters): New.
4946 (muldi3): Use GENERATE_MULT3_DI.
4947 (muldi3_internal2): Ditto.
4948 (movdicc): Support mips32.
4949 * config/mips/t-isa3264: New file.
4951 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
4953 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
4954 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
4955 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
4957 * reorg.c (fill_slots_from_thread): After call to
4958 steal_delay_list_from_target, update own_thread as new_thread may
4961 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
4963 * cpperror.c (print_location): Take line and column, for
4964 default positioning use the previously lexed token.
4965 (_cpp_begin_message): Take line and column.
4966 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4967 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4968 * cpphash.h (_cpp_begin_message): Update prototype.
4969 * cppinit.c (push_include): Don't set output line.
4970 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
4971 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
4972 (do_pragma): Kludge for front ends. Don't expand macros at all.
4973 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
4974 (struct cpp_token): Remove output_line.
4975 (struct cpp_callbacks): New member line_change.
4976 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
4977 cpp_get_token): Preserve BOL flag.
4978 (cpp_get_line): Remove.
4979 (_cpp_backup_tokens): Remove useless abort().
4980 * cppmain.c (cb_line_change): New.
4981 (scan_translation_unit): Don't worry about starting new lines here.
4982 * scan-decls.c (scan_decls): Update.
4983 * c-lex.c (c_lex, init_c_lex): Update.
4984 (cb_line_change, src_lineno): New.
4986 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
4988 * tree.c (append_random_chars): Generate the random
4989 characters in a reproducable fashion.
4991 2001-09-14 Richard Henderson <rth@redhat.com>
4993 * config/i386/i386.c (internal_label_prefix): New.
4994 (internal_label_prefix_len): New.
4995 (override_options): Set them.
4996 (local_symbolic_operand): New.
4997 (legitimate_pic_address_disp_p): Use it.
4998 (legitimize_pic_address): Likewise.
5000 2001-09-14 Marc Espie <espie@openbsd.org>
5002 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
5005 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5007 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
5008 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
5010 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
5012 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
5013 invocation of SUBREG_REGNO_OFFSET.
5015 * haifa-sched.c: Fix typo in FSF copyright statement.
5016 * sched-deps.c: Fix typo in FSF copyright statement.
5017 * sched-ebb.c: Fix typo in FSF copyright statement.
5018 * sched-rgn.c: Fix typo in FSF copyright statement.
5019 * sched-vis.c: Fix typo in FSF copyright statement.
5021 * config.gcc: Move inclusion of arm elf specific header files
5022 from the files themselves into the tm_file variable. Make
5023 sure that elfos.h is included before target specific elf
5025 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
5027 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
5028 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
5029 ASM_OUTPUT_CASE_LABEL): Protect definition.
5030 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
5031 not already defined.
5032 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
5033 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
5034 Remove duplicate definition.
5035 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
5036 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
5037 (RDATA_SECTION_FUNCTION): Remove redundant definition.
5038 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
5039 Remove inclusion of arm/elf.h.
5040 * config/arm/unknown-elf.h: as for conix-elf.h.
5041 (STARTFILE_SPEC): Include crti.o and crtn.o.
5042 * config/arm/linux-elf.h: as for conix-elf.h.
5043 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
5044 * config/arm/strongarm-elf.h: Remove inclusion of
5046 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
5047 * config/arm/unknown-elf-oabi.h: Remove inclusion of
5048 unknown-elf.h and elf.h.
5049 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
5050 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
5051 ASM_WEAKEN_LABEL): Remove redundant definition.
5052 * config/arm/elf.h: Test for inclusion of elfos.h
5053 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
5054 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
5055 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
5056 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
5057 redundant definition.
5058 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
5059 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
5060 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
5061 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
5062 Add rules to build crti.o and crtn.o
5063 * crti.asm: New file.
5064 * crtn.asm: New file.
5066 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
5068 * c-parse.in (_yylex): Use _cpp_backup_tokens.
5069 * cpphash.h (struct tokenrun): Add prev.
5070 (struct lexer_state): Remove bol.
5071 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
5072 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
5074 * cppinit.c (cpp_create_reader): Don't set bol.
5075 (cpp_destroy): Don't free lookaheads.
5076 * cpplex.c (lex_directive): Remove.
5077 (next_tokenrun): Update.
5078 (_cpp_lex_token): Clean up logic.
5079 (lex_token): Update to return a pointer to lexed token, since it
5080 can move to the start of the buffer. Simpify newline handling.
5081 * cpplib.c (SEEN_EOL): Update.
5082 (skip_rest_of_line): Remove lookahead stuff.
5083 (end_directive): Line numbers are already incremented. Revert
5084 to start of lexed token buffer if we can.
5085 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
5086 parse_answer): Use _cpp_backup_tokens.
5087 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
5088 instead. Don't check for EOL.
5089 (do_include_common, do_line, do_pragma_system_header): Use
5091 * cpplib.h (BOL, _cpp_backup_tokens): New.
5092 * cppmacro.c (save_lookahead_token, take_lookahead_token,
5093 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
5094 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
5095 (builtin_macro): Don't use cpp_get_line.
5096 (cpp_get_line): Short term kludge.
5097 (parse_arg): Handle directives in arguments here. Back up when
5098 appropriate. Store EOF at end of argument list.
5099 (funlike_invocation_p): Use _cpp_backup_tokens.
5100 (push_arg_context): Account for EOF at end of list.
5101 (cpp_get_token): Remove lookahead stuff. Update.
5103 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5105 * c-parse.in (yyerror): Const-ification and/or static-ization.
5106 * c-typeck.c (push_member_name): Likewise.
5107 * collect2.c (main): Likewise.
5108 * dbxout.c (dbxout_parms): Likewise.
5109 * diagnostic.c (format_with_decl): Likewise.
5110 * dwarf2out.c (output_ranges): Likewise.
5111 * dwarfout.c (fundamental_type_code): Likewise.
5112 * except.c (dw2_output_call_site_table): Likewise.
5113 * gcc.c (do_spec_1): Likewise.
5114 * genopinit.c (optabs): Likewise.
5115 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
5116 gen_declaration_1, handle_impent): Likewise.
5117 * protoize.c (default_include, in_system_include_dir, abspath):
5119 * sched-vis.c (visualize_stall_cycles): Likewise.
5120 * sdbout.c (plain_type_1, sdbout_end_function,
5121 sdbout_end_epilogue): Likewise.
5122 * varasm.c (decode_reg_name): Likewise.
5124 * 1750a.c (mod_regno_adjust): Likewise.
5125 * alpha.c (alpha_write_one_linkage,
5126 unicosmk_output_default_externs): Likewise.
5127 * arm.c (arm_condition_codes): Likewise.
5128 * arm.h (arm_condition_codes): Likewise.
5129 * avr.c (output_movsisf, encode_section_info): Likewise.
5130 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
5132 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5133 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5134 * m88k.c (output_function_profiler): Likewise.
5135 * mips.c (mips_output_conditional_branch): Likewise.
5136 * ns32k.c (ns32k_out_reg_names): Likewise.
5137 * ns32k.h (ns32k_out_reg_names): Likewise.
5138 * pj.c (pj_output_rval): Likewise.
5139 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
5140 * sparc.c (sparc_flat_function_prologue,
5141 sparc_flat_function_epilogue): Likewise.
5143 2001-09-13 Markus Werle <numerical.simulation@web.de>
5144 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5146 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
5147 Aachen University of Technology".
5149 2001-09-13 Andreas Schwab <schwab@suse.de>
5151 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
5154 2001-09-13 Richard Henderson <rth@redhat.com>
5156 * config/alpha/alpha.c (small_symbolic_operand): New.
5157 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
5158 (some_operand, input_operand): Don't handle HIGH.
5159 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
5160 (alpha_expand_mov): Likewise.
5161 (print_operand) [H]: Just print HIGH symbol.
5162 (print_operand_address): Handle small data.
5163 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
5164 (TARGET_SWITCHES): Add -msmall-data/large-data.
5165 (PIC_OFFSET_TABLE_REGNUM): New.
5166 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
5167 (PREDICATE_COES): Update.
5168 * config/alpha/alpha.md (adddi_er_high): New.
5169 (adddi_er_low): Handle small data.
5170 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
5171 prefer .sdata to .rodata.
5172 (SELECT_RTX_SECTION): Likewise.
5174 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
5176 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
5177 defining __size_t and leaving size_t undefined.
5179 2001-09-12 Diego Novillo <dnovillo@redhat.com>
5181 * basic-block.h (expunge_block): Declare.
5182 * cfg.c (expunge_block): Remove static declaration.
5184 2001-09-12 Richard Henderson <rth@redhat.com>
5186 * integrate.c (copy_insn_list): Copy label name from
5187 NOTE_INSN_DELETED_LABEL.
5189 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5191 * c-common.c (c_tree_code_name): Const-ification.
5192 * c-decl.c (c_decode_option): Likewise.
5193 * c-typeck.c (warn_for_assignment): Likewise.
5194 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
5196 * cppinit.c (output_deps): Likewise.
5197 * dependence.c (dependence_string, direction_string): Likewise.
5198 * dwarf2out.c (output_ranges): Likewise.
5199 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
5200 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
5201 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
5202 standard_startfile_prefix, standard_startfile_prefix_1,
5203 standard_startfile_prefix_2, tooldir_base_prefix,
5204 standard_bindir_prefix, find_a_file): Likewise.
5205 * genattrtab.c (make_length_attrs): Likewise.
5206 * gencheck.c (tree_codes): Likewise.
5207 * genemit.c (gen_split): Likewise.
5208 * genrecog.c (special_mode_pred_table): Likewise.
5209 * graph.c (graph_ext): Likewise.
5210 * protoize (default_include): Likewise.
5211 * reload.c (reload_when_needed_name): Likewise.
5212 * sched-vis.c (visualize_stall_cycles): Likewise.
5213 * tlink.c (recompile_files): Likewise.
5214 * toplev.c (decode_g_option): Likewise.
5215 * tradcpp.c (output_deps): Likewise.
5216 * varasm.c (decode_reg_name): Likewise.
5218 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
5221 * avr.c (avr_regnames, encode_section_info): Likewise.
5222 * c4x.c (float_reg_names): Likewise.
5223 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
5224 * elfos.h (const_section): Likewise.
5225 * i386.c (ix86_comp_type_attributes): Likewise.
5226 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
5227 * ia64/aix.h (UNIQUE_SECTION): Likewise.
5228 * ia64.c (type_names): Likewise.
5229 * m68hc11.c (reg_class_names): Likewise.
5230 * m88k.c (m_options): Likewise.
5231 * mips.c (mips_output_conditional_branch, mips_unique_section):
5233 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5234 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
5235 ultra_code_names): Likewise.
5236 * sparc.h (OVERRIDE_OPTIONS): Likewise.
5238 2001-09-12 Jakub Jelinek <jakub@redhat.com>
5240 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
5241 Use --fatal-warnings option for gas.
5242 * configure: Rebuilt.
5244 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5246 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
5248 2001-09-11 Jim Wilson <wilson@redhat.com>
5250 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
5252 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5254 * builtins.c (c_strlen): Treat an offset too large for a
5255 HOST_WIDE_INT as out of range.
5257 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
5259 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
5260 (EDGE_CRITICAL_P): New predicate.
5261 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
5263 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
5264 (dump_edge_info): Remove "crit".
5265 * cfganal.c (mark_critical_edges): Kill.
5266 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
5267 * cfgcleanup.c (cleanup_cfg): Likewise.
5268 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
5269 (find_spanning_tree): Likewise.
5270 * reg-stack.c (convert_regs_1): Likewise.
5271 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
5273 * basic-block.h (create_basic_block_structure): New.
5274 (create_basic_block): Update prototype.
5275 (force_nonfallthru): New.
5276 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
5277 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
5278 handle updating of block_for_insn, creating of empty BBs and BBs at
5279 the end of INSN chain.
5280 (create_basic_block): New function.
5281 (split_block): Use create_basic_block.
5282 (force_nonfallthru_and_redirect): Break out from ...; cleanup
5283 (redirect_edge_and_branch_force): ... here.
5284 (force_nonfallthru): New.
5285 (split_edge): Rewrite to use force_nonfallthru and create_block.
5286 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
5287 (find_basic_blocks): Free basic_block_for_insn.
5288 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
5290 * cfg.c: Fix formating.
5291 * cfgcleanup.c: Fix formating.
5292 (merge_blocks, tail_recursion_label_p): Return bool.
5293 (merge_blocks_move_predecessor_nojumps,
5294 merge_blocks_move_successor_nojumps): Return void.
5296 2001-09-11 Jakub Jelinek <jakub@redhat.com>
5298 * configure.in: Check whether assembler supports section merging.
5299 * config.in: Rebuilt.
5300 * configure: Rebuilt.
5301 * varasm.c (variable_section, output_constant_pool): Pass alignment
5302 to SELECT_SECTION and SELECT_RTX_SECTION.
5303 (mergeable_string_section): New.
5304 (mergeable_constant_section): New.
5305 (default_elf_asm_named_section): Output SECTION_MERGE and
5306 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5307 * output.h (mergeable_string_section): New.
5308 (mergeable_constant_section): New.
5309 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
5310 * toplev.c (flag_merge_constants): New.
5311 (f_options): Add -fmerge-constants and -fmerge-all-constants
5313 (toplev_main): Default to -fno-merge-constants if not optimizing.
5314 * flags.h (flag_merge_constants): Add extern.
5315 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
5316 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
5318 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
5319 Define if assembler has working .subsection -1 support.
5320 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
5321 Put constant into special SHF_MERGE sections if the linker should
5322 attempt to merge duplicates.
5323 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
5325 Put constant into special SHF_MERGE sections if the linker should
5326 attempt to merge duplicates.
5327 * config/alpha/elf.h: Likewise.
5328 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
5329 has working .subsection -1 support.
5330 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
5332 * config/svr3.h: Likewise.
5333 * config/darwin.h: Likewise.
5334 * config/arm/aof.h: Likewise.
5335 * config/arm/linux-elf.h: Likewise.
5336 * config/avr/avr.h: Likewise.
5337 * config/c4x/c4x.h: Likewise.
5338 * config/d30v/d30v.h: Likewise.
5339 * config/i386/dgux.h: Likewise.
5340 * config/i386/osfrose.h: Likewise.
5341 * config/i386/sco5.h: Likewise.
5342 * config/i386/svr3gas.h: Likewise.
5343 * config/ia64/aix.h: Likewise.
5344 * config/m32r/m32r.h: Likewise.
5345 * config/m68k/m68k.h: Likewise.
5346 * config/m88k/dgux.h: Likewise.
5347 * config/m88k/m88k.h: Likewise.
5348 * config/mcore/mcore-pe.h: Likewise.
5349 * config/mips/mips.h: Likewise.
5350 * config/pa/pa.h: Likewise.
5351 * config/pa/pa-linux.h: Likewise.
5352 * config/romp/romp.h: Likewise.
5353 * config/rs6000/sysv4.h: Likewise.
5354 * config/rs6000/xcoff.h: Likewise.
5355 * config/s390/linux.h: Likewise.
5356 * config/sparc/sparc.h: Likewise.
5357 * config/sparc/sysv4.h: Likewise.
5358 * config/stormy16/stormy16.h: Likewise.
5359 * config/v850/v850.h: Likewise.
5360 * config/vax/vms.h: Likewise.
5361 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
5362 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5363 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
5364 default_elf_asm_named_section for SHF_MERGE sections.
5366 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5368 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
5371 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
5373 * c-common.c (split_specs_attrs): Allow for empty attributes with
5374 empty TREE_PURPOSE. Fixes PR c/4294.
5376 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
5378 * basic-block.h (cached_make_edge, make_single_succ): New.
5379 (make_edge): Remove first parameter.
5380 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5381 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5382 created edge; use obstack allocation.
5383 (make_edge, make_single_succ_edge): New.
5384 (first_removed_edge): New static variable.
5385 (init_flow): Initialize first_removed_edge and n_edges.
5386 (clear_edges): Use remove_edge.
5387 (flow_delete_block): Likewise.
5388 (remove_edge): Add removed edges to the removed edges list.
5389 (split_block, redirect_edge_and_branch_force, split_edge):
5391 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5392 (add_noreturn_fake_exit_edges): Likewise.
5393 (connect_infinite_loops_to_exit): Liekwise.
5394 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5395 Use cached_make_edge.
5396 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5397 * profile.c (branch_prob): Update make_edge call.
5398 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5400 2001-09-11 Richard Henderson <rth@redhat.com>
5402 * config/alpha/alpha.c: Tidy formatting.
5403 (local_symbolic_operand): Verify mode.
5404 (alpha_sa_mask): Ignore unicos for eh_return.
5405 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5406 * config/alpha/alpha.md (umk divsi patterns): Remove.
5407 (extendsfdf2): Remove unicos check.
5408 (tablejump): Merge vms and unicos code; always use direct set
5411 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5413 * config.gcc (alpha*-*-unicosmk*): New target.
5415 * config/alpha/alpha-protos.h (symbolic_operand,
5416 unicosmk_add_call_info_word, unicosmk_add_extern,
5417 unicosmk_defer_case_vector, unicosmk_unique_section,
5418 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5419 unicosmk_asm_file_start, unicosmk_asm_file_end,
5420 unicosmk_output_common): Declare.
5422 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5423 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5424 alpha_does_function_need_gp, alpha_end_function): Support Cray
5426 (alpha_init_machine_status, alpha_mark_machine_status,
5427 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5428 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5429 unicosmk_asm_named_section, unicosmk_insert_attributes,
5430 unicosmk_section_type_flags, symbolic_operand,
5431 unicosmk_output_module_name, unicosmk_output_default_externs,
5432 unicosmk_output_dex, unicosmk_output_externs,
5433 unicosmk_output_addr_vec, unicosmk_ssib_name,
5434 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5435 unicosmk_asm_file_end, unicosmk_output_common,
5436 unicosmk_section_type_flags, unicosmk_unique_section,
5437 unicosmk_add_call_info_word, unicosmk_text_section,
5438 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5439 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5440 unicosmk_dex_count, unicosmk_special_name): New.
5441 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5442 TARGET_ABI_UNICOSMK.
5443 (get_aligned_mem, alpha_expand_unaligned_load,
5444 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5445 alpha_expand_unaligned_store_words): Support big-endian mode.
5446 (print_operand): Likewise. New format specifier 't'. Use
5447 TARGET_AS_SLASH_BEFORE_SUFFIX.
5448 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5449 (alpha_pv_save_size): Update with above change.
5450 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5451 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5454 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5455 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5456 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5457 (EXTRA_CONSTRAINT): New constraint 'U'.
5458 (PREDICATE_CODES): Add symbolic_operand.
5460 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5461 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5462 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5463 (integer division and modulus patterns): Split in default and
5465 (*divmodsi_internal, *divmoddi_internal): Disable for
5466 TARGET_ABI_UNICOSMK.
5467 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5468 little-endian and big-endian versions.
5469 (ext, ins, msk): Likewise.
5470 (extv, extzv, insv): Support big-endian mode.
5471 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5472 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5473 *tablejump_umk_internal, *call_value_umk): New.
5474 (*movdi_nofix): Add pattern for loading an address into a register on
5475 TARGET_ABI_UNICOSMK.
5476 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5477 (umk_mismatch_args, arg_home_umk): New.
5478 (various insns): Don't use mov, fmov, nop, fnop and unop.
5479 (realign): Support TARGET_ABI_UNICOSMK.
5481 * config/alpha/unicosmk.h: New file.
5482 * config/alpha/t-unicosmk: New file.
5484 * fixinc/inclhack.def (unicosmk_restrict): New.
5485 * fixinc/fixincl.x: Regenerate.
5487 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5488 (wchar_t): Check for and define __WCHAR_T__.
5490 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5492 * combine.c (simplify_shift_const): Treat shifts by the mode
5495 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5497 * cpphash.h (struct tokenrun): New.
5498 (struct cpp_context): New member bol.
5499 (struct cpp_reader): New members.
5500 (_cpp_init_tokenrun): New.
5501 * cppinit.c (cpp_create_reader): Set up the token runs.
5502 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5503 (lex_token): New internalised version of _cpp_lex_token. Don't
5504 handle directives or the multiple include opimisation here any
5505 more. Simply lex a token.
5506 * cpplib.c (run_directive): Clear bol.
5507 (_cpp_pop_buffer): Set bol.
5508 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5511 2001-09-11 Michael Meissner <meissner@redhat.com>
5513 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5514 give an error if the user uses -mfp32.
5515 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5517 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5518 floating point register size.
5519 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5521 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5522 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5524 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5525 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5527 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5529 * dbxout.c (dbxout_parms): Fix typo in comment.
5530 * unroll.c (loop_find_equiv_value): Ditto.
5531 * toplev.c (rest_of_compilation): Ditto.
5532 * loop.c (scan_loop): Ditto.
5533 * dwarf2out.c (struct dw_fde_struct): Ditto.
5535 2001-09-10 Zack Weinberg <zackw@panix.com>
5537 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5538 copying identifier when we're just going to throw it away.
5539 (parse_identifier_slow): New routine to handle abnormal cases.
5540 (_cpp_lex_token): Update call site.
5542 * hashtable.c (ht_lookup): Don't assume that the string we've
5543 been given is NUL-terminated.
5544 * system.h: #define __builtin_expect(a, b) to (a) if not
5547 2001-09-10 Michael Meissner <meissner@redhat.com>
5549 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5552 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5554 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5556 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5558 * builtins.c (c_getstr): Correct thinko in last change and further
5561 2001-09-10 Tim Freeman <tim@fungibole.com>
5563 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5564 into varray's and register them as roots with the garbage
5565 collector so they are not collected too soon.
5567 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5569 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5571 * basic-block.h (flow_obstack, label_value_list,
5572 tail_recursion_label_list): Declare
5573 (tidy_fallthru_edges): Declare.
5574 (expunge_block, last_loop_beg_note): Delete.
5575 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5577 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5578 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5579 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5580 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5581 expunge_block, flow_delete_block, compute_bb_for_insn,
5582 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5583 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5584 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5585 try_redirect_by_replacing_jump, last_loop_beg_note,
5586 redirect_edge_and_branch, redirect_edge_and_branch_force,
5587 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5588 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5589 commit_edge_insertions, dump_flow_info, debug_flow_info,
5590 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5591 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5592 Move here from flow.c
5593 * cfganal.c: New file.
5594 (forwarder_block_p, can_fallthru, mark_critical_edges,
5595 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5596 find_unreachable_blocks, create_edge_list, free_edge_list,
5597 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5598 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5599 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5600 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5601 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5602 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5603 Move here from flow.c
5604 * cfgbuild.c: New file
5605 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5606 make_edges, find_basic_blocks_1, find_basic_blocks,
5607 find_sub_basic_blocks): Move here from flow.c
5608 * cfgcleanup.c: New file.
5609 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5610 merge_blocks_move_predecessor_nojumps,
5611 merge_blocks_move_successor_nojumps, merge_blocks,
5612 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5613 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5614 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5616 * cfgloop.c: New file
5617 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5618 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5619 flow_loop_exit_edges_find, flow_loop_nodes_find,
5620 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5621 flow_loop_tree_node_add, flow_loops_tree_build,
5622 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5623 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5624 Move here from flow.c
5625 * flow.c: Remove everything moved elsewhere
5626 * output.h (cleanup_cfg): Return bool.
5628 * bb-reorder.c (reorder_block_def): Remove 'index'.
5629 (insert_intra_1): Add argument BB, set block for new note.
5630 (make_reorder_chain): Do not depdent on BB indexes.
5631 (make_reorder_chain_1): Do not use BB indexes.
5632 (label_for_bb): Likewise; set BB for new insn.
5633 (emit_jump_to_block_after): Likewise.
5634 (fixup_reoder_chain): Sanity check that all basic blocks
5635 are chained; verify newly created insn chain; remove
5636 undocnitional jump simplifying; Do not use BB indexes;
5637 properly initialize count and frequency information;
5638 dump reordered sequence.
5639 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5640 (insert_inter_bb_scope_notes): Set block for new insn.
5641 (reorder_basic_blocks): Dump flow info before reoredering.
5643 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5645 * alias.c (clear_reg_alias_info): Use K&R format definition.
5646 Avoid unsigned warning.
5647 * builtins.c: Use "unsigned int", not "unsigned".
5648 (target_char_cast): Use host_integerp and tree_low_cst.
5649 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5650 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5651 (c_getstr): Likewise.
5652 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5653 (builtin_memcpy_read_str): Avoid unsigned warning.
5654 (expand_builtin_memcpy): Alignments are unsigned.
5655 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5656 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5657 * predict.c (expensive_function_p): LIMIT now unsigned.
5658 * resource.c (mark_target_live_regs): Make some vars unsigned.
5659 * sdbout.c: Use "unsigned int", not "unsigned".
5660 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5661 (sdbout_source_line): Likewise.
5662 (sdbout_record_type_name): Remove "const" for NAME declaration.
5663 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5665 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5667 * calls.c (store_one_arg): Expand comment.
5669 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5671 * calls.c (store_one_arg): Make sure that the entire argument is
5672 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5674 2001-09-09 Richard Henderson <rth@redhat.com>
5676 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5678 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5680 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5682 2001-09-09 Richard Henderson <rth@redhat.com>
5684 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5685 (alpha_this_literal_sequence_number): New.
5686 (alpha_this_gpdisp_sequence_number): New.
5687 (some_operand, input_operand): Add HIGH.
5688 (local_symbolic_operand): New.
5689 (alpha_encode_section_info): New.
5690 (alpha_legitimate_address_p): Allow LO_SUM.
5691 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5692 (alpha_expand_mov): Likewise.
5693 (secondary_reload_class): Check memory_operand not general_operand
5695 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5696 (alpha_expand_unaligned_store): Likewise.
5697 (alpha_expand_unaligned_load_words): Likewise.
5698 (alpha_expand_unaligned_store_words): Likewise.
5699 (alpha_expand_block_clear): Likewise.
5700 (print_operand): Handle %#, %*, %H.
5701 (print_operand_address): Handle LO_SUM.
5703 (alpha_does_function_need_gp): Use it.
5704 (alpha_expand_block_move): Fix signed compare warnings.
5705 (alpha_sa_mask, alpha_align_insns): Likewise.
5706 * config/alpha/alpha-protos.h: Update.
5707 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5708 (MASK_EXPLICIT_RELOCS): New.
5709 (TARGET_SWITCHES): Add -mexplicit-relocs.
5710 (EXTRA_CONSTRAINT): Add 'T'.
5711 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5712 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5713 (ENCODE_SECTION_INFO): Out line.
5714 (REDO_SECTION_INFO_P): New.
5715 (STRIP_NAME_ENCODING): New.
5716 (ASM_OUTPUT_LABELREF): New.
5717 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5718 (PREDICATE_CODES): Update.
5719 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5720 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5721 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5722 builtin_setjmp_receiver_er, exception_receiver_1_er,
5723 call_value_osf_1_er): New patterns.
5724 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5725 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5726 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5727 (FINAL_PRESCAN_INSN): New.
5729 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5731 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5733 2001-09-08 Andreas Jaeger <aj@suse.de>
5735 * i386.h (TARGET_SWITCHES): Fix description.
5737 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5739 * rs6000.c (num_insns_constant): Compute number of instructions
5742 * doc/install.texi: Explain AIX exception handling work-around.
5743 Update URL for AIX fixes.
5745 2001-09-07 Jim Wilson <wilson@redhat.com>
5747 * alias.c (clear_reg_alias_info): New.
5748 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5749 * rtl.h (clear_reg_alias_info): Declare.
5751 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5753 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5755 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5756 (m16m,edivm,emulm): Change declaration to match definition.
5758 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5760 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5761 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5764 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5766 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5767 which have no corresponding C type.
5768 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5769 the representation of 64-bit doubles to work with 64-bit ints.
5771 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5773 * config/mips/mips.c (override_options): Do not override ISA when ABI
5774 specified if MIPS_CPU_STRING_DEFAULT was specified.
5776 2001-09-07 Richard Henderson <rth@redhat.com>
5778 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5779 (express_from_1): Wrap lines.
5780 * rtlanal.c (commutative_operand_precedence): Rename from
5781 operand_preference; export.
5782 * rtl.h: Declare it.
5783 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5784 (simplify_binary_operation): Invoke simplify_plus_minus on
5785 (CONST (PLUS ...)) as well.
5786 (struct simplify_plus_minus_op_data): New.
5787 (simplify_plus_minus_op_data_cmp): New.
5788 (simplify_plus_minus): Use them. Avoid infinite recursion with
5789 simplify_binary_operation wrt CONST.
5791 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5793 * h8300-protos.h (general_operand_dst_push): Remove.
5794 * h8300.c (general_operand_dst_push): Likewise.
5795 * h8300.h (OK_FOR_T): Likewise.
5796 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5797 * h8300.md (pushqi_h8300): New.
5798 (pushqi_h8300hs): Likewise.
5800 (pushhi_h8300): Likewise.
5801 (pushhi_h8300hs): Likewise.
5804 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5806 * genattrtab.c (attr_printf): First arg is unsigned.
5807 Clean up formatting of callers.
5809 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5811 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5814 2001-09-07 Andreas Jaeger <aj@suse.de>
5816 * i386.h (TARGET_SWITCHES): Fix descriptions.
5818 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5820 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
5822 2001-09-06 Ira Ruben <ira@apple.com>
5824 Remove OP_IDENTIFIER.
5825 * tree.def (OP_IDENTIFIER): Remove.
5826 * tree.c (tree_node_kind enum): Remove op_id_kind.
5827 (tree_node_kind_names): Remove "op_identifiers".
5828 (make_node): Remove OP_IDENTIFIER test.
5829 (build_op_identifier): Removed because it isn't being used.
5830 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
5831 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
5833 2001-09-06 Richard Henderson <rth@redhat.com>
5835 * simplify-rtx.c (simplify_binary_operation): Revert last change.
5837 2001-09-06 Richard Henderson <rth@redhat.com>
5839 * simplify-rtx.c (simplify_binary_operation): Simplify contents
5842 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5844 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
5845 number used for CR register.
5847 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5848 Joern Rennecke (amylaar@cygnus.com)
5850 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
5851 * h8300.c (initial_offset): Handle offset between RP and FP.
5852 (h8300_return_addr_rtx): New function.
5853 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
5855 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
5856 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5857 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
5858 (CAN_ELIMINATE, REGISTER_NAMES):
5859 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
5861 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
5863 Remove TYPE_NONCOPIED_PARTS.
5864 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
5865 (struct tree_type): Remove noncopied_parts.
5866 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
5867 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
5868 (fixed_type_p): Remove.
5869 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
5870 (expand_expr, MODIFY_EXPR): Likewise.
5871 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
5872 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
5874 2001-09-06 Alan Modra <amodra@bigpond.net.au>
5876 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
5878 (mask64_operand): Likewise.
5879 (includes_rldic_lshift_p): Likewise.
5880 (includes_rldicr_lshift_p): Likewise.
5882 2001-09-05 Ziemowit Laski <zlaski@apple.com>
5884 * objc/objc-act.c (build_message_expr): If a class method cannot
5885 be found, do not issue a warning if a corresponding instance
5886 method exists in the root class.
5888 2001-09-05 Richard Henderson <rth@redhat.com>
5890 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
5892 2001-09-05 Zack Weinberg <zack@codesourcery.com>
5894 * function.c (ggc_mark_struct_function): Mark f->outer.
5895 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
5896 * integrate.c (output_inline_function): ... not here.
5898 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5900 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
5902 * i386.c (size_cost): New static variable.
5903 (override_function): Use size_cost when -Os is specified.
5905 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
5906 properly; Use current_function_calls_eh_return.
5907 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
5908 use leave to avoid dependency chain.
5910 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
5911 get BB loop_depth instead of computing it from LOOP notes.
5913 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
5915 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5917 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5918 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5919 UNALIGNED_DOUBLE_INT_ASM_OP): Define
5921 2001-09-05 Jeffrey A Law (law@cygnus.com)
5922 Jason Merrill (jason@redhat.com)
5924 * stor-layout.c (layout_type): Complain if an array's size can
5925 not be represented in a size_t.
5927 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
5929 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
5931 * gcc.c: (process_command) Add parentheses around assignment
5932 used as truth value.
5934 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5936 * config/mips/mips.c (save_restore_insns): Don't mark any register
5937 save slots as unchanging if current_function_calls_eh_return.
5939 2001-09-05 Richard Henderson <rth@redhat.com>
5941 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
5942 * config/alpha/alpha-protos.h: Declare it.
5943 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
5944 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
5945 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
5946 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
5947 (REG_OK_FOR_BASE_P): Select one of the above.
5949 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5951 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
5952 (crti.o): Prefix name of object file with $(T).
5955 2001-09-05 David S. Miller <davem@redhat.com>
5957 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5958 * config/sparc/linux64.h: Likewise.
5960 2001-09-05 Andreas Jaeger <aj@suse.de>
5962 * doc/invoke.texi (i386 Options): -mwide-multiply is not
5963 available anymore, remove the documentation.
5964 (i386 Options): Fix typo, cleanup index entries.
5966 * prefix.c (concat): Remove, we can use the version from liberty.
5968 2001-09-05 Richard Henderson <rth@redhat.com>
5970 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
5971 New functions split out of md file expanders.
5972 * config/alpha/alpha-protos.h: Declare them.
5973 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
5975 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
5977 * cppmacro.c (funlike_invocation_p): No need to restore context.
5979 2001-09-04 Richard Henderson <rth@redhat.com>
5981 * reload.c (push_reload): Export.
5982 * reload.h (push_reload): Declare it.
5984 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
5985 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5986 * config/alpha/alpha.c (alpha_legitimize_address): New.
5987 (alpha_legitimize_reload_address): Likewise.
5988 * config/alpha/alpha-protos.h: Declare them.
5990 2001-09-04 Stan Shebs <shebs@apple.com>
5992 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
5993 * config/darwin.c (machopic_stub_name): Account for internally
5994 generated lib calls such as memcpy.
5996 2001-09-04 Richard Henderson <rth@redhat.com>
5998 * unwind.h (_UA_END_OF_STACK): New flag.
5999 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
6001 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6003 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
6005 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
6007 * config/mips/mips.c (save_restore_insns): Change base_offset to
6008 fp_offset in second call to mips_emit_frame_related_store.
6010 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
6012 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
6013 sometimes be represented as a NOTE of type
6014 NOTE_INSN_DELETED_LABEL.
6015 (Insns): Document NOTE_INSN_DELETED_LABEL.
6017 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
6019 * c-common.h (tree_dump_index): Add more comments.
6020 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
6021 (dump_option_value_info): New struct.
6022 (dump_options): New array.
6023 (dump_switch_p): Parse switch options symbolically.
6024 * doc/invoke.texi (-fdump-ast): Rename to ...
6025 (-fdump-tree): ... here. Document that options are symbolic, and
6026 not all are applicable.
6028 2001-09-04 David S. Miller <davem@redhat.com>
6030 * config/sparc/sparc.md (define_splits): Kill constraints.
6032 Cleanup redundant and unused insn attributes.
6033 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
6034 binary, and move. Mark ialu as default.
6035 (commented out define_function_unit "alu"): Kill.
6036 (define_attr "use_clobbered"): Kill.
6037 (whole file): Kill address insn type references. Replace
6038 all unary/binary/move references with ialu.
6039 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
6040 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
6043 Simplify length insn attribute and make more judicious use
6044 of insn attribute defaulting.
6045 * config/sparc/sparc.md (all insns with length > one): Mark as
6046 insn type multi if real instructions, else use default if
6047 it is a forced splitter.
6048 (all insns with length == one): Use default insn length.
6049 (all insns of type ialu): Use default insn type.
6051 Fix erroneous insn attribute settings.
6052 (addx): Set insn type to misc.
6053 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
6054 const_umulsidi3_sp64): Set insn type to imul.
6056 Track SFmode vs DFmode insns according to UltraSPARC
6058 * config/sparc/sparc.md ("fptype"): New attribute, default
6060 (all DFmode single insns): Mark as fptype "double".
6062 2001-09-03 Jakub Jelinek <jakub@redhat.com>
6064 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
6066 2001-09-03 Richard Henderson <rth@redhat.com>
6068 * function.h (struct function): Add arg_pointer_save_area_init.
6069 * function.c (expand_function_end): Init arg_pointer_save_area.
6070 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
6071 when called from a nested function.
6073 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
6075 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
6078 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6080 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
6082 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
6084 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
6085 (emit_push_insn): Use specified padding direction when
6086 STACK_PUSH_CODE is POST_INC.
6088 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
6090 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6092 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
6094 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
6096 * cppinit.c (cpp_start_read): Free the imacros list as we
6097 traverse it. Don't free the chains before returning.
6098 (_cpp_push_next_buffer): Only try pushing buffers if we've
6099 completed -imacros handling.
6101 2001-08-31 Eric Christopher <echristo@redhat.com>
6103 * gcc.c (handle_braces): Add explaination for abort.
6105 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
6107 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
6108 move adjustment of bitpos instead.
6110 2001-08-31 Zack Weinberg <zack@codesourcery.com>
6112 * function.c: Remove all_functions. Make outer_function_chain
6114 (init_function_start): Don't add new function structure to
6116 (find_function_data, push_function_context_to,
6117 pop_function_context_from, put_var_into_stack,
6118 trampoline_address): Update for changed structure element names.
6119 (push_function_context_to): Disentangle.
6120 (free_after_compilation): Also free F.
6121 (expand_dummy_function_end): Don't free cfun here.
6122 (put_var_into_stack): Comment why we can't use find_function_data here.
6123 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
6124 (mark_function_chain): Split into maybe_mark_struct_function and
6125 ggc_mark_struct_function. Export the latter.
6126 (init_function_once): Mark from cfun and outer_function_chain;
6129 * function.h (struct function): Kill next_global. Rename next
6130 to outer. All users updated to match.
6131 (all_functions, outer_function_chain): Don't declare.
6133 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
6134 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
6135 don't touch f->inlinable, after calling rest_of_compilation.
6137 * tree.h: Forward-declare struct function. Prototype
6138 ggc_mark_struct_function.
6140 2001-08-31 Kazu Hirata <kazu@hxi.com>
6142 * config/h8300/h8300.md (*andorhi3): Fix typos.
6144 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6146 * calls.c (emit_library_call_value): Don't use a fixed
6147 argument after VA_CLOSE, i.e. out of scope in traditional C.
6149 * emit-rtl.c (gen_rtvec): Likewise.
6151 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6153 * Makefile.in (c-pragma.o): Depend on output.h.
6154 (reorg.o): Depend on except.h.
6156 * c-pragma.c: Include output.h.
6158 * reorg.c: Include except.h.
6160 * unwind-dw2.c: Call __builtin_alloca, not alloca.
6162 2001-08-31 Richard Henderson <rth@redhat.com>
6164 * sched-deps.c (add_dependence): Don't elide dependency if the
6165 conditional used by insn is modified in elem.
6167 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
6169 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
6171 2001-08-31 Diego Novillo <dnovillo@redhat.com>
6173 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
6176 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6178 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
6180 (stormy16_asm_out_constructor): New function.
6181 (TARGET_ASM_CONSTRUCTOR): Define.
6182 (TARGET_ASM_DESTRUCTOR): Define.
6184 2001-08-31 Andreas Jaeger <aj@suse.de>
6186 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
6187 * loop.c (add_label_notes): Likewise.
6188 * reload.c (find_reloads): Likewise.
6189 * config/sh/sh.c (machine_dependent_reorg): Likewise.
6191 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
6193 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
6194 code here. Take _Unwind_{W,Sw}ord*.
6195 (read_encoded_value_with_base): Use them.
6196 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
6198 (extract_cie_info): Simplify read_?leb128 handling.
6199 (execute_stack_op, execute_cfa_program): Likewise.
6200 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
6202 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6204 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
6205 the frame pointer to pop the stack if convenient.
6207 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
6208 Don't use post-increment before combine.
6209 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
6210 a call-saved register.
6212 2001-08-31 Andreas Jaeger <aj@suse.de>
6214 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
6217 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
6219 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
6220 not DIV/MOD, of course.
6222 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
6224 * rtl.def: Undo my patch commited 2001-08-27.
6226 * genattrtab.c: Ditto.
6230 * sched-int.h: Ditto.
6232 * target-def.h: Ditto.
6236 * haifa-sched.c: Ditto.
6238 * sched-rgn.c: Ditto.
6240 * sched-vis.c: Ditto.
6242 * Makefile.in: Ditto.
6244 * doc/md.texi: Ditto.
6246 * doc/tm.texi: Ditto.
6248 * doc/contrib.texi: Ditto.
6250 * doc/gcc.texi: Ditto.
6252 * genattrtab.h: Remove it.
6254 * genautomata.c: Remove it.
6256 * genattr.c: Undo my patch and Richard Henderson's patch commited
6259 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
6261 * config.gcc (h8300-*-elf*): New case.
6262 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
6263 (SUBTARGET_CPP_SPEC): Define.
6264 (EXTRA_SPECS): Define.
6265 (SUBTARGET_EXTRA_SPECS): Define.
6266 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
6267 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
6269 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
6271 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
6272 (LIB2FUNCS_EXTRA): Define.
6273 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
6274 config/h8300/fixunssfsi.c: New file.
6276 2001-08-30 Kazu Hirata <kazu@hxi.com>
6278 * config/h8300/h8300.md (zero_extendqihi2): Changes to
6279 define_expand to accommodate target-specific attributes.
6280 (anonymous zero_extendqihi2 patterns): New.
6282 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
6284 * h8300.md (*andorhi3): New pattern.
6286 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
6288 * h8300.c (dosize): Fix test for "sub".
6290 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
6292 * c-typeck.c (pointer_diff): Try to eliminate common term before
6295 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
6297 * config/arm/arm.c (arm_compute_initial_elimination_offset):
6298 Account for the saves of the FP registers.
6300 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
6301 (TEXT_SECTION_ASM_OP): Define.
6302 (INIT_SECTION_ASM_OP): Define.
6303 (FINI_SECTION_ASM_OP): Define.
6304 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
6305 (RDATA_SECTION_FUNCITON): Provide prototype.
6307 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
6309 * reload1.c (move2add_note_store): Correct typo checking for
6312 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
6314 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
6315 note should not be considered outside the libcall block.
6317 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6319 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
6321 2001-08-29 Kazu Hirata <kazu@hxi.com>
6323 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
6325 2001-08-29 Kazu Hirata <kazu@hxi.com>
6327 * config/h8300/h8300-protos.h: Add a prototype for
6329 * config/h8300/h8300.c (emit_logical_op): New.
6330 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
6337 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
6339 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
6340 comparison with rtx INTVAL.
6341 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
6343 * pa.h (FUNCTION_ARG_SIZE): Likewise.
6345 2001-08-29 Kazu Hirata <kazu@hxi.com>
6347 * config/h8300/lib1funcs.asm: Update the copyright. Fix
6350 2001-08-29 Kazu Hirata <kazu@hxi.com>
6352 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
6353 (reg n) to (mem (pre_dec (reg n))
6354 (anonymous movsi pattern): Likewise.
6356 2001-08-29 Kazu Hirata <kazu@hxi.com>
6358 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
6360 2001-08-29 Kazu Hirata <kazu@hxi.com>
6362 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
6363 several special constants.
6365 2001-08-29 Kazu Hirata <kazu@hxi.com>
6367 * config/h8300/lib1funcs.asm: Fix comment typos.
6369 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6371 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
6372 Fix format specifier warnings.
6374 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
6375 inet_makeaddr, semctl): Prototype.
6377 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
6378 (save_restore_insns): Use base_offset, not gp_offset.
6380 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6381 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6383 2001-08-29 Richard Henderson <rth@redhat.com>
6385 * bb-reorder.c (function_tail_eff_head): New.
6386 (record_effective_endpoints): Set it.
6387 (fixup_reorder_chain): Use it.
6389 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6391 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6393 2001-08-28 Dale Johannesen <dalej@apple.com>
6395 * config/darwin.c (machopic_function_base_name): Add const
6396 qualifier to a string.
6397 (darwin_encode_section_info): Ditto.
6399 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6401 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6402 function definition.
6404 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6406 * df.h (struct df): Add rts_order variable.
6408 * df.c (df_visit_next_rts): New function.
6409 (df_visit_next): Renamed to df_visit_next_rc
6410 (df_analyse_1): Allocate/compute/free rts_order as well.
6411 (df_rd_global_compute): Use df_visit_next_rc instead of
6413 (df_ru_global_compute): Use df_visit_next_rts instead of
6416 * flow.c (flow_reverse_top_sort_order_compute): New function.
6418 * basic-block.h: Add prototype.
6420 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6422 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6423 blocks, the BB_REACHABLE is now set, rather than aux being
6424 non-NULL. Update the test to reflect this.
6426 2001-08-28 Eric Christopher <echristo@redhat.com>
6428 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6429 config/mips/crti.asm: Ditto.
6431 2001-08-28 Eric Christopher <echristo@redhat.com>
6432 Richard Henderson <rth@redhat.com>
6434 * c-pragma.h (add_weak): Move prototype from here...
6435 * output.h (add_weak): ... to here.
6436 * varasm.c (add_weak): Fix typo.
6437 * config/mips/crti.asm: New file.
6438 * config/mips/crtn.asm: Ditto.
6439 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6440 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6441 (INVOKE__main): Ditto.
6442 (INIT_SECTION_ASM_OP): New.
6443 (FINI_SECTION_ASM_OP): Ditto.
6444 (STARTFILE_SPEC): Add crti.
6445 (ENDFILE_SPEC): Add crtn.
6446 * config/mips/elf64.h: Same.
6447 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6449 * config/mips/vxworks.h: Ditto.
6450 * config/mips/t-elf: Support crti and crtn.
6452 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6454 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6457 2001-08-28 Richard Henderson <rth@redhat.com>
6459 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6460 (one_cmplbi2 splitter): Remove redundant test.
6462 2001-08-28 Dale Johannesen <dalej@apple.com>
6464 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6466 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6468 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6470 2001-08-28 Stan Shebs <shebs@apple.com>
6472 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6473 (UNALIGNED_SHORT_ASM_OP): Define.
6474 (UNALIGNED_INT_ASM_OP): Define.
6476 2001-08-28 Will Cohen <wcohen@redhat.com>
6478 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6479 generation for first set.
6481 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6483 * flow.c (redirect_edge_succ_nodup): Return new edge.
6484 (try_simplify_condjump): Use new edge.
6485 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6487 * cse.c (cse_basic_block): Skip note instructions.
6489 2001-08-27 Richard Henderson <rth@redhat.com>
6491 * combine.c (combine_simplify_rtx): Don't reverse condition
6492 if there is no reverse for the condition.
6493 (simplify_comparison): Don't simplify subregs from INT to FP.
6495 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6496 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6497 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6498 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6499 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6500 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6502 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6504 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6505 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6507 (adddi_dilshr32, adddi_dishl32): Only data register can be
6508 source for mem destination.
6510 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6511 and use bitnum to decide about register move.
6513 2001-08-27 Richard Henderson <rth@redhat.com>
6515 * genattr.c (main): Emit state_t even when not doing scheduling.
6517 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6518 Richard Henderson <rth@redhat.com>
6520 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6521 (reg_avail_info, current_bb): ... these.
6522 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6523 (compute_hash_table): Likewise.
6525 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6527 * flow.c (verify_flow_info): Use checksums to verify edges.
6529 2001-08-27 Richard Henderson <rth@redhat.com>
6531 * genautomata.c (expand_automata): Always create a description.
6533 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6535 * optabs.c (expand_binop): Correctly handle the carry in multiword
6536 add/subtract operations.
6538 2001-08-27 Fred Fish <fnf@be.com>
6540 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6543 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6545 * reload.c (find_reloads_toplev): Back out this change:
6547 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6549 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6550 mem if the address is a mode_dependent_address_p.
6552 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6554 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6555 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6556 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6559 * genattr.c (main): New variable num_insn_reservations. Increase
6560 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6561 pipeline hazard recognizer interface.
6563 * genattrtab.h: New file.
6565 * genattrtab.c: Include genattrtab.h.
6566 (attr_printf, check_attr_test, make_internal_attr,
6567 make_numeric_value): Move protypes into genattrtab.h. Define them
6569 (num_dfa_decls): New global variable.
6570 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6571 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6572 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6573 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6575 * genautomata.c: New file.
6577 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6579 * sched-int.h: (curr_state): Add the external definition for
6580 automaton pipeline interface.
6581 (haifa_insn_data): Add comments for members blockage and units.
6583 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6584 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6585 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6586 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6587 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6588 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6589 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6591 (TARGET_SCHED): Use the new macros.
6593 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6594 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6595 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6596 dfa_bubble): New members in gcc_target.sched.
6598 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6599 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6600 (insn_queue): Redefine it as pointer to array.
6601 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6603 (max_insn_queue_index_macro_value): New variable.
6604 (curr_state, dfa_state_size, ready_try): New varaibles for
6605 automaton interface.
6606 (ready_element, ready_remove, max_issue): New function prototypes
6607 for automaton interface.
6608 (choose_ready): New function prototype.
6609 (insn_unit, blockage_range): Add comments.
6610 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6611 FUNCTION_UNITS_SIZE == 0.
6612 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6613 actual_hazard, potential_hazard): Add comments.
6614 (insn_cost): Use cost -1 as undefined value. Remove
6615 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6617 (ready_element, ready_remove): New functions for automaton
6619 (schedule_insn): Add new code for automaton pipeline interface.
6620 (queue_to_ready): Add new code for automaton pipeline interface.
6621 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6622 (debug_ready_list): Print newline when the queue is empty.
6623 (max_issue): New function for automaton pipeline interface.
6624 (choose_ready): New function.
6625 (schedule_block): Add new code for automaton pipeline interface.
6626 Print ready list before scheduling each insn.
6627 (sched_init): Add new code for automaton pipeline interface.
6628 Initiate insn cost by -1.
6629 (sched_finish): Free the current automaton state and finalize
6630 automaton pipeline interface.
6632 * sched-rgn.c: Include target.h.
6633 (init_ready_list, new_ready, debug_dependencies): Add new code for
6634 automaton pipeline interface.
6636 * sched-vis.c: Include target.h.
6637 (get_visual_tbl_length): Add code for automaton interface.
6638 (target_units, print_block_visualization): Add comments.
6640 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6641 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6642 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6643 (getruntime.o, genautomata.o): New entries.
6644 (genattrtab.o): Add new dependency file genattrtab.h.
6645 (genattrtab): Add new dependencies. Link it with `libm.a'.
6646 (getruntime.o, hashtab.o): New entries for canadian cross.
6648 * doc/md.texi: Description of automaton based model.
6650 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6652 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6653 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6654 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6655 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6656 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6657 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6658 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6660 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6661 MAX_DFA_ISSUE_RATE): New macro descriptions.
6663 * doc/contrib.texi: Add dfa based scheduler contribution.
6665 * doc/gcc.texi: Add more information about genattrtab.
6667 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6669 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6672 2001-08-27 Richard Henderson <rth@redhat.com>
6674 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6675 (get_arg_pointer_save_area): New. Create an init it here.
6676 (fix_lexical_addr): Use it.
6677 * function.h: Declare it.
6678 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6679 * stmt.c (expand_nl_goto_receiver): Use it.
6681 2001-08-27 Richard Henderson <rth@redhat.com>
6683 * final.c (final_scan_insn): Don't enter APP_ON mode for
6686 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6687 alignment for assemble_integer for DW_EH_PE_aligned.
6688 * except.c (output_function_exception_table): Likewise.
6690 2001-08-26 Andreas Jaeger <aj@suse.de>
6692 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6694 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6696 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6698 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6700 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6702 (mask64_operand): Likewise.
6703 (rldic_operand): Delete.
6704 (includes_lshift64_p): Delete.
6705 (includes_rldic_lshift_p): New function.
6706 (includes_rldicr_lshift_p): New function.
6707 (print_operand): Don't call rldic_operand in case 'W'.
6708 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6709 (includes_lshift64_p): Remove.
6710 (includes_rldic_lshift_p): Declare.
6711 (includes_rldicr_lshift_p): Declare.
6712 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6713 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6714 Replace match_operand rldic_operand predicate with
6715 const_int_operand. Replace includes_lshift64_p condition with
6716 includes_rldic_lshift_p.
6717 <ashldi3_internal 64 bit rldicr patterns>: New.
6719 2001-08-27 Andreas Jaeger <aj@suse.de>
6721 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6722 * errors.c: Likewise.
6723 * final.c: Likewise.
6724 * dwarf2asm.c: Likewise.
6725 * doprint.c (checkit): Likewise.
6726 * diagnostic.c: Likewise.
6727 * collect2.c: Likewise.
6728 * calls.c: Likewise.
6729 * c-semantics.c (build_stmt): Likewise.
6730 * c-format.c (status_warning): Likewise.
6731 * c-errors.c (pedwarn_c99): Likewise.
6732 * builtins.c (validate_arglist): Likewise.
6733 * config/pj/pj.c (pj_printf): Likewise.
6734 * fix-header.c: Likewise.
6736 * gcov.c (fnotice): Likewise.
6737 * gensupport.c (message_with_line): Likewise.
6738 * mips-tfile.c: Likewise.
6739 * protoize.c (notice): Likewise.
6740 * read-rtl.c (fatal_with_file_and_line): Likewise.
6741 * rtl-error.c: Likewise.
6742 * tradcpp.c: Likewise.
6744 * cp/tree.c (build_min_nt): Likewise.
6745 (build_min): Likewise.
6746 * cp/lex.c: Likewise.
6747 * cp/errfn.c: Likewise.
6748 * cp/rtti.c (create_pseudo_type_info): Likewise.
6750 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6752 * df.c (df_uses_record): Return after recording all uses
6755 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6757 * df.c (df_insn_modify): Realloc the INSN table here, if
6758 necessary, here, too.
6760 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6762 * config/mips/mips.c (mips_function_value): Handle complex return
6765 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6767 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6769 * reload.c (make_memloc): Copy result if it is still
6770 reg_equiv_memory_loc[regno] on return.
6771 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6772 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6773 reg_equiv_mem are modified by the substitutions.
6775 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6777 * predict.c (expensive_function_p): New.
6778 * rtl.h (expensive_function_p): Declare.
6779 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6780 (use_fast_prologue_epilogue): New static variable.
6781 (expand_prologue): Set it; emit short prologues if unset.
6782 (expand_epilogue): Likewise.
6784 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6786 * config.gcc: Add stormy16-*-elf case.
6787 * config/stormy16/stormy-abi: New file.
6788 * config/stormy16/stormy16-lib2.c: New file.
6789 * config/stormy16/stormy16-protos.h: New file.
6790 * config/stormy16/stormy16.c: New file.
6791 * config/stormy16/stormy16.h: New file.
6792 * config/stormy16/stormy16.md: New file.
6793 * config/stormy16/t-stormy16: New file.
6795 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6797 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6799 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6801 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6802 descriptor members are pointer size, not constant 4.
6803 * config/rs6000/rs6000.md (define_splits): Remove more unused
6806 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6808 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6810 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6812 * cp/rtti.c (VPARAMS): Fix parameter.
6814 2001-08-24 Zack Weinberg <zackw@panix.com>
6816 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
6818 (mode_for_extraction): No need for #ifdefs. Add default-case abort
6820 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
6821 in if controlling use of insv.
6822 (extract_bit_field): Likewise, for extv and extzv.
6824 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
6826 * i386.md (movcc peep2): Fix load of 0.
6828 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6830 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
6831 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
6833 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
6835 * c-pragma.h: Move weak_syms and weak_decls...
6836 * varasm.c: ...here. Now static.
6837 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
6838 depend on HANDLE_PRAGMA_WEAK.
6840 * c-common.c (c_alignof, c_alignof_expr): Move here...
6841 * c-typeck.c: ...from here.
6842 * c-tree.h, c-common.h: Adjust.
6844 2001-08-23 Bernd Schmidt <bernds@redhat.com>
6846 * config/ia64/ia64.c (rws_update): If !pred, set write_count
6847 instead of incrementing it.
6849 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
6850 asm ready, don't try to move them all into the same array element.
6852 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6854 * function.c (thread_prologue_and_epilogue_insns): Avoid
6855 fallthru flag on edge to exit.
6857 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
6859 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
6862 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6864 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
6865 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
6866 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
6869 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6871 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
6872 replace "GNU CC" with "GCC".
6874 2001-08-23 Richard Henderson <rth@redhat.com>
6876 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
6877 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
6878 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
6879 Need GR between FR and not GR_AND_FR.
6880 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
6881 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
6882 AR regs before GR regs.
6883 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6884 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
6885 (REGISTER_MOVE_COST): Update.
6886 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
6888 2001-08-23 Richard Henderson <rth@redhat.com>
6890 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
6893 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6895 * reload1.c (emit_reload_insns): Don't look for notes
6896 on a NULL store_insn.
6898 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6900 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
6901 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
6902 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
6903 format specifier warnings.
6904 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
6906 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
6908 * config/i386/i386-protos.h: Correct declaration of
6909 i386_pe_asm_named_section.
6911 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
6913 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
6915 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6917 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6919 * cpperror.c (print_location): Don't show _Pragma.
6920 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
6921 and file change callback generation here.
6922 (stack_include_file): Update use of cpp_push_buffer.
6923 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
6924 (struct cpp_buffer): Remove type, pfile members.
6925 * cppinit.c (cpp_handle_option): Use free_chain.
6926 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
6927 (skip_escaped_newlines, get_effective_char, lex_percent): Take
6928 a cpp_reader rather than a cpp_buffer.
6929 (skip_escaped_newlines, get_effective_char, skip_block_comment,
6930 skip_line_comment, parse_string, lex_percent, lex_dot,
6931 _cpp_lex_token): Update accordingly.
6932 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
6934 (cpp_push_buffer): Update prototype.
6935 (run_directive): Update use of cpp_push_buffer.
6936 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
6937 handle_assertion): Update use of run_directive.
6938 * cpplib.h (enum cpp_buffer_type): Remove.
6939 (cpp_push_buffer): Update prototype.
6940 * fix-header.c (read_scan_file): Update.
6942 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6944 * gcc.c (struct prefix_list): Change prefix to const char *.
6946 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6948 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
6950 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
6952 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
6955 * jump.c (squeeze_notes): Take parms by reference. Handle END being
6958 * ifcvt.c (dead_or_predicable): Adjust.
6959 * loop.c (find_and_verify_loops): Adjust.
6960 * stmt.c (expand_end_case): Adjust.
6961 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
6962 head and end insn pointers in the basic block, not just local copies.
6963 (merge_blocks_move_predecessor_nojumps): Likewise.
6965 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
6967 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
6968 bitmap.h, builtin-types.def, builtins.c, builtins.def,
6969 c-aux-info.c, c-common.c, c-common.def, c-common.h,
6970 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
6971 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
6972 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
6973 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
6974 conditions.h, config.gcc, configure.frag, configure.in,
6975 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
6976 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
6977 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
6978 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
6979 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
6980 emit-rtl.c, errors.c, errors.h, except.c, except.h,
6981 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
6982 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
6983 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
6984 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
6985 gencheck.c, gencodes.c, genconfig.c, genemit.c,
6986 genextract.c, genflags.c, gengenrtl.c, genmultilib,
6987 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
6988 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
6989 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
6990 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
6991 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
6992 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
6993 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
6994 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
6995 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
6996 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
6997 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
6998 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
6999 params.h, predict.c, predict.def, predict.h, prefix.c,
7000 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
7001 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
7002 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
7003 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
7004 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
7005 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
7006 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
7007 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
7008 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
7009 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
7010 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
7011 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
7012 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
7013 xcoffout.h: replace "GNU CC" with "GCC".
7015 2001-08-21 Richard Henderson <rth@redhat.com>
7017 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
7018 (final_scan_insn): Consider jump tables data even if we have no
7019 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
7021 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
7022 (ASM_OUTPUT_CASE_END): Remove.
7023 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
7024 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
7025 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
7027 2001-08-21 Richard Henderson <rth@redhat.com>
7029 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
7030 at barrier insns. Emit stop bits before barriers.
7032 * flow.c (flow_find_cross_jump): Don't consider unconditional
7033 return insns for commoning.
7035 * final.c (compute_alignments): Fix typo.
7037 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
7038 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
7039 (store_bit_field): Use mode_for_extraction more places.
7040 (extract_bit_field): Likewise.
7042 2001-08-21 Zack Weinberg <zackw@panix.com>
7044 * caller-save.c: Don't include insn-codes.h.
7045 (reg_save_code, reg_restore_code): Make arrays of int.
7046 All uses updated to match.
7047 (insert_save, insert_restore): No need to initialize "code"
7048 variable upon declaration.
7049 * Makefile.in: update dependencies; fix typo in clean rule.
7051 2001-08-21 Richard Henderson <rth@redhat.com>
7053 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
7054 (merge_if_block): Handle fallout from same.
7056 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7058 * builtins.c (type_to_class): Fix typo in last change.
7060 2001-08-21 Richard Henderson <rth@redhat.com>
7062 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
7063 ia64_asm_output_label.
7065 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
7066 copy of gp while the real gp register contains garbage.
7068 2001-08-21 Zack Weinberg <zackw@panix.com>
7070 * expmed.c (mode_for_extraction): New function.
7071 (store_bit_field, extract_bit_field): Use it.
7072 * expr.h: Prototype it and provide an enum for its first argument.
7074 * combine.c, function.c, recog.c: Don't include insn-codes.h.
7075 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
7076 and digging through the insn_data tables.
7077 * Makefile.in: Update dependencies.
7079 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7081 * cppfiles.c (stack_include_file): line-map.c now handles include
7083 (handle_missing_handler): Similarly.
7084 (_cpp_execute_include): Similarly.
7085 (_cpp_pop_file_buffer): Similarly.
7086 * cpphash.h (struct cpp_reader): Remove system_include_depth,
7087 buffer_stack_depth and include_depth.
7088 * cpplib.c (do_include_common): line-map.c now handles include depth.
7089 (cpp_push_buffer): Similarly.
7090 (_cpp_pop_buffer): Similarly.
7091 * cppmacro.c (builtin_macro): Update.
7092 * line-map.c (init_line_maps): Set depth.
7093 (add_line_map): Increment "used" earlier. Update and use the
7095 (trace_include): Use the include depth.
7096 * line-map.h (struct line_maps): New member depth.
7098 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7100 * cppfiles.c (stack_include_file): Don't handle -H here.
7101 * cppinit.c (cpp_start_read): Set include tracing after
7102 cpp_post_options and after stacking the main file.
7103 * line-map.c (trace_include): New.
7104 (init_line_maps, add_line_map): Update.
7105 * line-map.h (struct line_maps): New member trace_includes.
7107 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7109 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
7110 * cppfiles.c (stack_include_file): Only stack a file if there
7111 is something to do. Return a boolean indicating whether a
7112 buffer was stacked or not.
7113 (_cpp_execute_include): Similarly.
7114 (_cpp_read_file): Similarly.
7115 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
7117 2001-08-21 Sam Steingold <sds@gnu.org>
7119 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
7120 (RECACHE): keep obufp_before_macroname up to date
7122 2001-08-21 Zack Weinberg <zackw@panix.com>
7124 * stmt.c: Don't include insn-codes.h.
7125 (expand_end_case): Machine specific logic moved to expr.c.
7126 No need to worry about __builtin_classify_type.
7127 (check_for_full_enumeration_handling, emit_case_nodes):
7130 * builtins.o (expand_builtin_classify_type): Split up so code
7131 can be shared with fold_builtin_classify_type.
7132 (type_to_class, fold_builtin_classify_type): New functions.
7133 (fold_builtins): Handle __builtin_classify_type.
7135 * expr.c (do_tablejump): Now static.
7136 (case_values_threshold, try_casesi, try_tablejump): New;
7137 code mostly from stmt.c (expand_end_case).
7138 (expr.h): Update prototypes.
7140 * Makefile.in (stmt.o): Update dependencies.
7142 2001-08-21 Will Cohen <wcohen@redhat.com>
7144 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
7145 declaration of variable i.
7146 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
7147 declaration of variable i.
7149 2001-08-21 Richard Henderson <rth@redhat.com>
7151 * crtstuff.c: Fix thinko last change. Move list tails to start
7152 of CRT_END section. Tidy ifdefs.
7153 (__EH_FRAME_BEGIN__): Always static for ELF.
7154 (__do_global_ctors_1): Rename from __frame_dummy.
7155 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
7156 name change; don't hide __EH_FRAME_BEGIN__.
7158 2001-08-21 Richard Henderson <rth@redhat.com>
7160 * gdbinit.in: Move break on exit after break on fancy_abort.
7162 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
7165 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7167 * cpphash.h (_cpp_push_next_buffer): New.
7168 * cppinit.c (do_includes): Remove.
7169 (push_include, free_chain, _cpp_push_next_buffer): New.
7170 (cpp_start_read): Use them to rework command line option handling.
7171 (cpp_handle_option): Combine handling of -include and -imacros.
7172 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
7173 appropriate. Always insert missing \n at EOF.
7174 * cpplib.c (start_directive): Get the directive position right.
7175 * cppmain.c (cb_file_change): Always print the first line, unless
7178 2001-08-20 Andreas Jaeger <aj@suse.de>
7180 * profile.c (compute_branch_probabilities): Remove extra new-line
7182 * flow.c (verify_flow_info): Likewise.
7184 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7186 * basic-block.h (basic_block): Add new field 'flags'.
7187 (BB_REACHABLE): Define.
7188 (expunge_block): Declare.
7189 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
7190 (EXIT_BLOCK_PTR): Ditto.
7191 (expunge_block): Remove static declaration.
7192 (cleanup_cfg): Clear bb->aux on every basic block.
7193 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
7194 computing reachability.
7195 (delete_unreachable_blocks): Delete block b if b->flags has
7198 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7200 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
7202 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7204 * sparc.c (sparc_variable_issue): Fix typo in last change.
7206 2001-08-20 Richard Henderson <rth@redhat.com>
7208 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
7210 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
7212 * pa.h (RETURN_IN_MEMORY): Improve comment.
7214 2001-08-20 Janis Johnson <janis187@us.ibm.com>
7216 * doc/invoke.texi (Profiling options): Clarify the interactions
7217 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
7219 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
7221 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
7224 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7226 * gcc.c (make_relative_prefix): Allocate a sufficiently large
7229 2001-08-20 Richard Henderson <rth@redhat.com>
7231 * final.c (end_final): Fix typo last change.
7233 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
7235 * cppinit.c (init_standard_includes): The returned buffer
7236 is already malloc-ed.
7237 * gcc.c (add_prefix): Similarly.
7238 * prefix.c (translate_name): Update to support clear buffer
7240 (update_path): Similarly. Be sure to free any newly allocated
7241 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
7243 * prefix.h (update_path): Update prototype and document.
7244 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
7245 up and update to new buffer ownership rules.
7246 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
7248 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7250 * final.c (compute_alignments): New function.
7251 (init_insn_lengths): Do not care label_align.
7252 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
7253 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
7254 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
7255 (shorted_branches): Realloc label_align array; do
7256 not call init_insn_lengths; Do not care about loop alignments.
7257 * output.h (compute_alignments): Declare.
7258 * toplev.c (rest_of_compilation): Call compute_alignments.
7259 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
7261 * predict.c (block_info_def): Add npredecesors, remove nvisited;
7262 change visited to tovisit.
7263 (propagate_freq): Use faster traversing algorithm.
7264 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
7265 to tovisit; reverse meaning.
7267 * predict.c (struct block_info_def): Remove nvisited.
7268 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7269 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7271 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
7273 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
7274 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
7275 (TARGET_FUSED_MADD): New.
7276 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
7277 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
7278 the multiply-add instructions.
7280 2001-08-19 Richard Henderson <rth@redhat.com>
7282 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
7283 is aligned to pointer size.
7285 2001-08-19 Richard Henderson <rth@redhat.com>
7287 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
7288 display markers during final schedule.
7290 2001-08-19 Richard Henderson <rth@redhat.com>
7292 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
7294 2001-08-19 Richard Henderson <rth@redhat.com>
7296 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
7298 (ASM_NAME_TO_STRING): Remove.
7299 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
7300 in the same string. Remove support for expressions.
7302 2001-08-19 Richard Henderson <rth@redhat.com>
7304 * config/i386/i386.md (tablejump): Make an expander; handle
7305 pic relative addressing here.
7306 (tablejump_1): Rename from tablejump_pic.
7309 2001-08-19 Richard Henderson <rth@redhat.com>
7311 * regclass.c (fix_register): Fix typo.
7313 2001-08-18 Richard Henderson <rth@redhat.com>
7315 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
7316 (struct _Unwind_Context): Expand br_loc to hold it.
7317 (uw_frame_state_for): Handle leaf functions better.
7318 (uw_update_reg_address): Update for br_loc change.
7320 2001-08-18 Richard Henderson <rth@redhat.com>
7322 * crtstuff.c: Move list heads before code that uses them.
7323 (__JCR_LIST__): Remove initial null.
7324 (frame_dummy, __frame_dummy): Do java registration here ...
7325 (__do_global_ctors_aux): ... not here.
7327 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
7328 (__do_global_dtors_aux): Update to match.
7329 (__JCR_LIST__, __do_jv_register_classes): New.
7331 * config/ia64/crtend.asm (__JCR_END__): New.
7332 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
7333 instead of an indirect LTOFF22 reloc.
7335 2001-08-18 Richard Henderson <rth@redhat.com>
7337 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
7338 * regclass.c (init_reg_sets_1): Fix typo.
7339 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
7340 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
7341 (ia64_compute_frame_size): Make ar.unat live when in use.
7342 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
7343 for ar.pfs; remove ar.unat handling.
7344 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
7346 (PREDICATE_CODES): Add ar_pfs_reg_operand.
7347 * config/ia64/ia64-protos.h: Update decls.
7348 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
7349 (sibcall_pic): Likewise.
7351 2001-08-18 Richard Henderson <rth@redhat.com>
7353 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
7354 pred_rel_mutex when searching for insn_group_barrier.
7355 * config/ia64/ia64.md (cycle_display): Combine the expander
7358 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
7359 bit before asm as needed.
7361 2001-08-18 Richard Henderson <rth@redhat.com>
7363 * timevar.def (TV_MACH_DEP): New.
7364 * toplev.c (rest_of_compilation): Use it.
7365 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
7367 2001-08-18 Zack Weinberg <zackw@panix.com>
7369 * unwind-dw2.c (execute_stack_op): Add default aborts to
7370 the inner switches to prevent warnings.
7372 2001-08-18 Richard Henderson <rth@redhat.com>
7374 * timevar.h (struct timevar_time_def): Change element type to float.
7375 (ticks_to_msec, clocks_to_msec): Likewise.
7376 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
7377 (get_time): Likewise.
7378 (timevar_print): Adjust zero check and printing to match.
7380 2001-08-18 Zack Weinberg <zackw@panix.com>
7382 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7383 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7384 Eliminate overfull or underfull hboxes.
7386 2001-08-18 Zack Weinberg <zackw@panix.com>
7388 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7390 2001-08-18 Zack Weinberg <zackw@panix.com>
7392 * haifa-sched.c: Convert to target hooks. Macros replaced
7393 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7394 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7395 MD_SCHED_FINISH, and HAVE_cycle_display.
7396 * target-def.h (TARGET_SCHED_ADJUST_COST,
7397 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7398 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7399 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7400 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7401 New hook #defines to be overridden.
7402 (TARGET_SCHED): Bring them all together.
7403 (TARGET_INITIALIZER): Update.
7404 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7405 instead of 'struct rtx_def *' throughout.
7406 (struct sched): New set of hooks for the scheduler.
7407 * Makefile.in (haifa-sched.o): Depend on target.h.
7408 * doc/tm.texi: Document the new scheduler hooks, together in
7409 their own section, instead of scattered around.
7410 Fix a bunch of underfull/overfull hboxes.
7412 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7413 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7414 sparc.h: Don't define any of the old scheduler macros.
7416 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7417 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7418 sparc.c: Create hook functions from code extracted from
7419 corresponding target header, or make existing hooks static, as
7420 appropriate. Set the appropriate entries in targetm.
7422 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7423 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7424 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7425 Remove prototypes for functions which are now static.
7427 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7428 related gunk; the Haifa scheduler is now the only choice.
7430 2001-08-18 Zack Weinberg <zackw@panix.com>
7432 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7433 * genopinit.c: Put floating point divide insns in sdiv_optab.
7434 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7435 * config/gofast.h, config/c4x/c4x.h,
7436 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7437 config/pa/long_double.h, config/rs6000/sysv4.h,
7438 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7439 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7440 (init_optabs): Use init_optabv for overflow-trapping optabs.
7441 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7442 cmp_optab RTX codes so have_insn_for can find them.
7444 * optabs.c (expand_simple_binop, expand_simple_unop,
7445 have_insn_for, gen_sub3_insn): New interfaces.
7446 * expr.h: Prototype new functions.
7447 (enum optab_methods): Move here from optabs.h.
7449 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7450 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7451 Use new functions instead of working directly with optabs.
7452 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7453 unroll.c: Don't include optabs.h.
7454 * caller-save.c, combine.c, function.c, stmt.c: Just include
7455 insn-codes.h, not optabs.h.
7456 * Makefile.in: Update dependencies.
7458 * combine.c (make_compound_operation, simplify_comparison):
7459 Fix typos testing for this or that instruction.
7461 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7463 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7464 generating libgcc.a.
7466 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7468 * except.c (TYPE_HASH): Delete.
7470 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7473 * tree.c (TYPE_HASH): Delete.
7475 * tree.h (TYPE_HASH): Define.
7477 2001-08-18 Graham Stott <grahams@redhat.com>
7479 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7481 (adddi3_internal_2+2): Likewise.
7482 (eh_set_lr_di+1): Likewise.
7484 2001-08-17 Richard Henderson <rth@redhat.com>
7486 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7487 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7488 * dwarf2asm.c: ... here.
7489 * dwarfout.c: Remove them.
7491 * varasm.c (assemble_integer): Add align parameter.
7492 (assemble_real, output_constant, output_constructor): Likewise.
7493 * output.h: Update decls.
7494 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7495 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7496 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7497 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7498 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7501 * final.c (end_final): Abort profile block generation if we
7502 havn't layed it out properly.
7503 * output.h (assemble_eh_integer): Remove stale decl.
7504 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7506 (assemble_integer): Handle unaligned data.
7507 (assemble_real): Abort on unaligned data.
7508 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7510 (default_dtor_section_asm_out_destructor): Use assemble_align.
7511 (default_named_section_asm_out_constructor): Likewise.
7512 (default_ctor_section_asm_out_constructor): Likewise.
7513 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7514 (machopic_asm_out_destructor): Likewise.
7515 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7516 (nextstep_asm_out_destructor): Likewise.
7517 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7518 (vms_asm_out_destructor): Likewise.
7520 2001-08-17 Richard Henderson <rth@redhat.com>
7522 * config/mips/iris6.h (TARGET_IRIX6): New.
7523 (current_section_name, current_section_flags): New.
7524 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7525 (MAX_OFILE_ALIGNMENT): New.
7526 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7527 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7528 (copy_file_data): Split out from
7529 (mips_asm_file_end): ... here.
7530 (mips_asm_file_start): Remove extra .section directive. Use
7531 tmpfile instead of mips_make_temp_file.
7532 (mips_unique_section): Use const char * as needed for warnings.
7533 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7534 re-add align parameter.
7535 (iris6_asm_named_section): New.
7536 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7537 (iris6_asm_output_align, iris6_section_align_1): New.
7538 (iris6_asm_file_start, iris6_asm_file_end): New.
7539 * config/mips/mips-protos.h: Update decls.
7541 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7543 * doc/install.texi (Install GCC): Add links to build status pages.
7545 (Final install): Ditto; request updates for specific info
7547 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7549 * cpperror.c (print_location): Don't take a file name; use the
7551 (_cpp_begin_message): Similarly.
7552 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7553 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7554 (cpp_pedwarn_with_file_and_line): Remove.
7555 * cppfiles.c (stack_include_file): Update; set filename to stdin
7556 here when appropriate.
7557 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7558 (_cpp_begin_message): Don't take a file name.
7559 * cppinit.c: Add comment.
7560 * cpplex.c: Fix end-of-directive indicator.
7561 * cpplib.c: Don't include intl.h.
7562 (run_directive, do_diagnostic): Update.
7563 (do_line): Update to not use nominal_fname.
7564 (cpp_push_buffer): Don't take a filename.
7565 * cpplib.h (struct ht): Remove.
7566 (cpp_push_buffer): Don't take a filename.
7567 (cpp_pedwarn_with_file_and_line): Remove.
7568 * cppmacro.c (struct cpp_macro): Remove file.
7569 (builtin_macro): Update.
7570 (_cpp_create_definition): Update.
7571 * cppmain.c: Correct comment.
7572 * fix-header.c (read_scan_file): Update.
7574 2001-08-17 Kazu Hirata <kazu@hxi.com>
7576 * sbitmap.c: Fix comment formatting.
7577 * sched-deps.c: Likewise.
7578 * sibcall.c: Likewise.
7579 * simplify-rtx.c: Likewise.
7581 * ssa-ccp.c: Likewise.
7582 * stor-layout.c: Likewise.
7583 * timevar.c: Likewise.
7584 * toplev.c: Likewise.
7585 * unwind-dw2.c: Likewise.
7586 * unwind-dw2-fde.c: Likewise.
7587 * varasm.c: Likewise.
7589 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7591 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7592 or larger than an integer in memory.
7594 2001-08-17 Zack Weinberg <zackw@panix.com>
7596 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7597 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7598 * rtl.h: Don't forward-declare union tree_node here. Don't
7599 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7600 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7601 and tree respectively.
7602 * tree.h: Don't forward-declare struct rtx_def here. Don't
7603 typedef tree here. Change all uses of struct rtx_def *,
7604 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7605 and tree respectively.
7607 2001-08-17 Richard Henderson <rth@redhat.com>
7609 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7610 config/mips/openbsd.h: Fix typos last change.
7612 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7614 * doc/invoke.texi (Optimize Options): The default for
7615 -finline-limit is 600.
7617 2001-08-17 Richard Henderson <rth@redhat.com>
7619 * varasm.c (text_section): Allow TEXT_SECTION to override the
7620 printing of TEXT_SECTION_ASM_OP.
7621 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7622 (DATA_SECTION, BSS_SECTION): Remove.
7623 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7624 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7625 Rename from s/_NAME//.
7626 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7627 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7628 (TEXT_SECTION): ... here. New.
7629 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7630 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7631 * config/mips/openbsd.h: Likewise.
7632 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7633 (mips_asm_file_end): Likewise test.
7634 (mips_output_function_epilogue): Likewise. Switch back to data
7635 section after emitting the function.
7637 * doc/tm.texi (Sections): Document TEXT_SECTION.
7639 2001-08-17 Richard Henderson <rth@redhat.com>
7641 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7642 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7644 2001-08-17 Richard Henderson <rth@redhat.com>
7646 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7647 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7648 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7649 Add aligned attribute.
7651 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7653 * config/sh/sh.md: Add modes to unspecs in first insn to match
7654 those in the second.
7656 * Makefile.in: Fix collect2 copy for Cygwin.
7658 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7660 Install the proper patch.
7661 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7662 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7663 (expand_function_start): Likewise.
7664 * stmt.c (expand_decl): Likewise.
7665 * varasm.c (make_decl_rtx): Likewise.
7667 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7669 * final.c: Undo my previous accidental checkin.
7670 * output.h: Likewise.
7671 * tm.texi: Likewise.
7673 2001-08-16 Richard Henderson <rth@redhat.com>
7675 * varasm.c (named_section_flags): Remove align parameter.
7676 * varasm.c, dwarf2out.c: Update all callers.
7677 * output.h: Update prototypes.
7679 * target.h (target.asm_out.named_section): Remove align parameter.
7680 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7681 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7682 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7683 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7684 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7686 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7687 (get_named_section_flags, set_named_section_flags): New.
7688 (named_section_flags): Use them.
7689 (named_section): Do decl vs section flags check here...
7690 (default_section_type_flags): ... not here.
7691 (init_varasm_once): Create in_named_htab.
7692 (resolve_unique_section): Mark reloc unused.
7694 2001-08-16 Richard Henderson <rth@redhat.com>
7696 * varasm.c (force_const_mem): Keep pool alignment in bits.
7697 (output_constant_pool): Use assemble_align.
7699 2001-08-16 Zack Weinberg <zackw@panix.com>
7701 * doc/tm.texi: Remove extra @table command.
7703 2001-08-16 Zack Weinberg <zackw@panix.com>
7705 * final.c (shorten_branches): Clear the end of the label_align
7706 array only if we made it larger. Break up messy expressions
7709 * diagnostic.c (internal_error): Check for error recursion
7710 before doing ICE suppression.
7712 * timevar.c: Timing variables now count in milliseconds.
7713 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7714 (get_time): Not here.
7715 (timevar_print): Don't print any timer whose user, cpu, and
7716 wall times are all zero as displayed.
7717 * timevar.h: Update comment aboout units. Make timevar
7720 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7722 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7723 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7724 (expand_function_start): Likewise.
7725 * stmt.c (expand_decl): Likewise.
7726 * varasm.c (make_decl_rtx): Likewise.
7728 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7730 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7731 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7733 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7735 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7738 2001-08-16 Andreas Jaeger <aj@suse.de>
7740 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7743 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7745 * rtl.h (only_sets_cc0_p): New prototype.
7746 * jump.c (sets_cc0_p): Handle INSN.
7747 (only_sets_cc0_p): New function.
7748 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7749 (tidy_fallthru_edge): Likewise.
7750 * integrate.c (copy_insn_list): Likewise.
7751 * unroll.c (unroll_loop): Likewise.
7752 (copy_loop_body): Likewise.
7754 2001-08-15 Jason Eckhardt <jle@redhat.com>
7756 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7758 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7760 * predict.c (struct block_info_def): Remove nvisited.
7761 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7762 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7764 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7765 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7768 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7770 * predict.def: Update hitrates.
7772 2001-08-15 Richard Henderson <rth@redhat.com>
7774 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7776 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7778 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7779 note from its associated jump.
7781 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7783 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7784 also on 64-bit s390x targets.
7786 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7788 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7790 (arm_expand_prologue): Handled nested functions which take a
7791 variable argument list.
7792 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7793 macro with an invocation of
7794 arm_compute_initial_elimination_offset.
7795 * config/arm/arm-protos.h: Prototype
7796 arm_compute_initial_elimination_offset.
7798 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7800 * doc/install.texi (Specific, avr): Fix markup.
7801 (Specific, c4x): Ditto.
7803 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7805 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7807 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7809 * Makefile.in (OBJS): Add rtl-error.o
7810 (rtl-error.o): New rule.
7811 (diagnostic.o): Adjust dependency.
7812 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7813 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7814 warning_for_asm): Move to...
7815 rtl-error.c: ...here. New file.
7817 2001-08-14 Richard Henderson <rth@redhat.com>
7819 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
7820 if USING_SJLJ_EXCEPTIONS.
7822 2001-08-14 Steve Ellcey <sje@cup.hp.com>
7824 * tlink.c (scan_linker_output): Check string for unsatisfied in
7825 addition to undefined and unresolved.
7827 2001-08-14 Graham Stott <grahams@redhat.com>
7829 * libgcc2.c (*): Replace EH_FRAME_SECTION with
7830 EH_FRAME_SECTION_NAME.
7832 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7834 * genattrtab.c (simplify_test_exp_in_temp): New function.
7835 (simplify_test_exp): Avoid explicit use of temporary obstack.
7836 (simplify_cond, insert_right_side, evaluate_eq_attr,
7837 simplify_and_tree, simplify_or_tree, eliminate_known_true):
7838 Use simplify_test_exp_in_temp.
7839 (optimize_attrs): Iterate until expression stabilizes.
7841 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
7843 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
7844 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
7846 2001-08-13 Richard Henderson <rth@redhat.com>
7848 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
7849 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
7850 * config/arm/conix-elf.h: Likewise.
7852 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7854 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
7856 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
7858 * gcse.c (hash_scan_set): Expressions that are set as part of
7859 jump instructions are not available.
7861 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7863 * config/s390/s390.c (print_operand, s390_function_prologue,
7864 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
7866 2001-08-13 Richard Henderson <rth@redhat.com>
7868 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
7869 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
7870 * doc/tm.texi (Exception Region Output): Document it.
7872 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7874 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
7875 DWARF2 instead of stabs by default.
7877 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7879 * config/rs6000/rs6000.c: Include optabs.h.
7881 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7883 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
7884 save/restore routines.
7885 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
7887 2001-08-13 Andreas Jaeger <aj@suse.de>
7889 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
7890 the english is correct.
7892 2001-08-13 Zack Weinberg <zackw@panix.com>
7894 * expr.h: Split out optab- and libfunc-related code to...
7895 * optabs.h, libfuncs.h: ... these new headers.
7897 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
7899 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
7901 * mkconfig.sh: Don't include insn-codes.h from config.h.
7903 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
7904 enum insn_code is available. Move reload_in_optab and
7905 reload_out_optab array declarations to optabs.h.
7906 * regmove.c (gen_add3_insn): Move to optabs.c, export from
7907 there, prototype in expr.h.
7908 * gencodes.c: Cleanup: zap global variables, don't use
7909 printf where puts will do, don't bother defining MAX_INSN_CODE
7910 which nothing uses, let CODE_FOR_nothing get its value implicitly.
7912 * genemit.c, genopinit.c: Include optabs.h in generated file.
7913 * genoutput.c: Include insn-codes.h in generated file.
7914 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
7915 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
7916 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
7917 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
7918 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
7919 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
7921 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
7922 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
7923 config/m88k/m88k.c, config/sparc/sparc.c:
7925 * reload.c: Include expr.h and optabs.h before reload.h.
7926 * config/alpha/alpha.c: Include tree.h before reload.h.
7927 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
7928 and reload.h in that order.
7929 * config/sparc/sparc.c: Include debug.h.
7930 * recog.c: Include insn-codes.h.
7932 2001-08-13 Andreas Jaeger <aj@suse.de>
7934 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
7937 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
7939 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
7940 * gcc.c (init_spec): Fix typo in comment.
7941 * varasm.c (data_section): Fix typo in comment.
7943 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
7945 * predict.c (dump_prediction): New argument "USED".
7946 (combine_predictions_for_insn): Determine the used heuristics,
7947 output the case no heuristic applied.
7948 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
7950 2001-08-13 Andreas Jaeger <aj@suse.de>
7952 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
7955 2001-08-13 Kazu Hirata <kazu@hxi.com>
7957 * jump.c: Fix formatting.
7959 2001-08-13 Kazu Hirata <kazu@hxi.com>
7961 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
7964 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
7966 * loop.c (check_dbra_loop): Use condjump_label to compute
7969 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
7970 to better document the files they're in.
7972 2001-08-12 Zack Weinberg <zackw@panix.com>
7974 * recog.h (struct insn_operand_data): Shrink 'mode' field
7977 2001-08-12 Kazu Hirata <kazu@hxi.com>
7979 * gcc.c: Fix comment formatting.
7980 * gccspec.c: Likewise.
7983 * genemit.c: Likewise.
7984 * gengenrtl.c: Likewise.
7985 * genrecog.c: Likewise.
7986 * gensupport.c: Likewise.
7987 * ggc-page.c: Likewise.
7988 * global.c: Likewise.
7989 * graph.c: Likewise.
7990 * ifcvt.c: Likewise.
7991 * integrate.c: Likewise.
7993 * libgcc2.c: Likewise.
7995 * mbchar.c: Likewise.
7996 * optabs.c: Likewise.
7997 * predict.c: Likewise.
7998 * prefix.c: Likewise.
7999 * profile.c: Likewise.
8000 * protoize.c: Likewise.
8002 * recog.c: Likewise.
8003 * regclass.c: Likewise.
8004 * regmove.c: Likewise.
8005 * reg-stack.c: Likewise.
8006 * reload1.c: Likewise.
8007 * resource.c: Likewise.
8008 * rtlanal.c: Likewise.
8011 2001-08-12 Kazu Hirata <kazu@hxi.com>
8013 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
8014 a tree representing a constant is passed to the macro.
8016 2001-08-12 Richard Henderson <rth@redhat.com>
8018 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
8019 (rs6000_elf_asm_out_destructor): New.
8020 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
8021 (DTORS_SECTION_ASM_OP): Remove.
8022 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8023 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
8025 2001-08-12 David Edelsohn <edelsohn@gnu.org>
8028 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8029 * gcc.c (set_collect_gcc_options): New function, split out from
8031 Ignore elided switches.
8032 (do_spec_1): Invoke before executing command.
8033 (set_input): Export.
8034 Move declaration ...
8035 * gcc.h (set_input): ... here.
8036 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8039 2001-08-12 Richard Henderson <rth@redhat.com>
8041 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
8042 thinko wrt TARGET_RELOCATABLE.
8044 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
8046 * fix-header.c (cb_file_change): Update prototype.
8048 2001-08-11 Zack Weinberg <zackw@panix.com>
8050 * toplev.c (set_float_handler): Make static.
8051 * toplev.h: Don't prototype set_float_handler.
8053 * simplify-rtx.c: Don't include setjmp.h.
8054 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
8056 (simplify_unary_operation, simplify_binary_operation): Use them,
8057 via do_float_handler.
8059 * fold-const.c: Don't include setjmp.h.
8060 (exact_real_inverse_1): New function.
8061 (exact_real_inverse): Use it, via do_float_handler.
8063 * varasm.c: Don't include setjmp.h.
8064 (assemble_real_1): New function.
8065 (assemble_real): Use it, via do_float_handler.
8066 Call internal_error if we get a trap here.
8068 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
8069 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
8071 2001-08-11 Zack Weinberg <zackw@panix.com>
8073 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
8074 STACK_BOUNDARY if not already defined.
8076 * calls.c, function.c, reload1.c, explow.c: Don't default
8077 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
8078 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
8080 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
8083 * doc/tm.texi: Document that STACK_BOUNDARY is required;
8084 clarify difference between it and PREFERRED_STACK_BOUNDARY.
8086 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8088 * cppmacro.c (enter_macro_context): Push macro expansions even
8091 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8093 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
8094 (rs6000_elf_section_type_flags): Actually return a value.
8096 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8098 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
8099 Clean up code: add missing comments and prototypes, fix warnings,
8100 remove obsolete code, fix spacing to conform to coding style.
8102 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8104 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
8105 and TARGET_ASM_CLOSE_PAREN.
8106 (regclass_map): CC register belongs to class NO_REGS.
8107 (legitimize_pic_address): Don't generate unnecessary moves
8108 (to avoid confusing loop optimization).
8109 (check_and_change_labels): Replace jump_long by indirect_jump.
8110 (s390_final_chunkify): Don't start a new literal pool on section
8111 switch in 64-bit code.
8112 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
8114 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
8115 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
8116 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
8118 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
8119 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
8120 (CONST_COSTS): Fixed incorrect costs.
8122 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
8123 Use emit_jump instead of emit_jump_insn (gen_jump).
8124 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
8125 (to avoid confusing flow analysis).
8126 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
8127 (casesi, casesi_jump): New.
8128 (jump_long): Removed. Functionality merged into indirect_jump.
8129 (indirect_jump): Accept address_operand, not just register_operand.
8130 (cjump_long, icjump_long): Use same logic as indirect_jump.
8131 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
8132 Fixed broken setjmp/longjmp handling.
8133 (do_builtin_setjmp_setup): Removed.
8135 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
8136 broken GNU as versions that don't accept .quad with large
8137 negative values. Use hexadecimal output instead.
8138 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
8139 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
8140 FUNCTION_EPILOGUE): Removed. Now in targetm.
8142 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
8144 * config/s390/fixdfdi.h: Add missing copyright statement.
8145 Fix type conflicts on 64-bit. Add missing SFmode routines.
8147 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
8150 2001-08-11 Richard Henderson <rth@redhat.com>
8152 * rtl.h (REG_EH_RETHROW): Remove.
8153 * rtl.c (reg_note_name): Update.
8154 * combine.c (distribute_notes): Don't check for it.
8156 2001-08-11 Richard Henderson <rth@redhat.com>
8158 * combine.c (distribute_notes): Place REG_SETJMP.
8160 2001-08-11 Richard Henderson <rth@redhat.com>
8162 * doc/extend.texi (Arrays and pointers implementation): Discourage
8163 relying on sign-extension of pointers.
8165 2001-08-11 H.J. Lu <hjl@gnu.org>
8167 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
8169 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
8170 RDATA_SECTION_ASM_OP.
8172 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8174 * doc/install.texi (Specific, c4x): Fix cross-reference to the
8175 main manual to work both for info and HTML versions.
8177 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8178 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8180 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
8181 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
8182 (struct cpp_pool): New member first.
8183 * cppinit.c (append_include_chain): Plug memory leaks.
8184 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
8185 Allocate pragma structures from the (aligned) macro pool to
8186 avoid leaking memory.
8187 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
8188 so we don't leak memory.
8189 * hashtable.c (ht_destroy): New.
8190 * hashtable.h (ht_destroy): New.
8192 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8193 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8195 * c-lex.c (map): Make const.
8196 (cb_file_change): Update for callback passing a line map.
8197 Don't assume we have a previous map. Remove sanity check
8198 about popping too many files.
8199 * cpperror.c (print_location): Make map const.
8200 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
8201 (cpp_make_system_header): Similarly.
8202 (search_from): Similarly.
8203 (_cpp_execute_include): Don't remember where we came from.
8204 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
8205 (struct cpp_reader): Make map const.
8206 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
8207 * cpplib.c (do_line): Update; line maps now hold sysp.
8208 (cpp_push_buffer): Similarly.
8209 (_cpp_do_file_change): Similarly; callback with map instead.
8210 (cpp_get_line_maps): Constify return value.
8211 (_cpp_pop_buffer): Update.
8212 * cpplib.h (struct cpp_file_change): Remove.
8213 (struct cpp_callbacks): Update.
8214 (cpp_get_line_maps): Constify return value.
8215 * cppmacro.c (_cpp_create_definition): Update.
8216 * cppmain.c (struct printer): Constify map.
8217 (maybe_print_line): Similarly.
8218 (print_line): Similarly. Deduce flags 1 and 2 here.
8219 (cb_file_change): Update.
8220 * line-map.c (free_line_maps): Warn regardless.
8221 (add_line_map): Return pointer to const. When passed NULL to_file
8222 with LC_LEAVE, use the obvious values for the return point so the
8223 caller doesn't have to figure them out.
8224 (lookup_line): Return pointer to const.
8225 (print_containing_files): Take pointer to const.
8226 * line-map.h (struct line_map): New members reason, sysp.
8227 (add_line_map): Return pointer to const.
8228 (lookup_line): Similarly.
8229 (print_containing_files): Take pointer to const.
8231 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
8232 Richard Henderson <rth@redhat.com>
8234 * regmove.c (regmove_optimize): Avoid setting a register twice in
8237 2001-08-10 Richard Henderson <rth@redhat.com>
8239 * doc/extend.texi (Arrays and pointers implementation): Document
8240 behavior of pointer/integer conversion.
8242 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
8244 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
8246 2001-08-10 Richard Henderson <rth@redhat.com>
8248 * doc/extend.texi (C Implementation): New chapter.
8249 * doc/gcc.texi (Top): Link it in.
8251 2001-08-10 Andrew Cagney <ac131313@redhat.com>
8253 * doc/install.texi (Specific): Fix CVS merge botch.
8255 2001-08-10 Richard Henderson <rth@redhat.com>
8257 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
8258 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
8260 2001-08-10 Zack Weinberg <zackw@stanford.edu>
8262 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
8263 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
8264 this macro is now required.
8266 * cselib.c (cselib_process_insn), flow.c (propagate_block),
8267 loop.c (find_and_verify_loops), reload.c (reload): Check
8268 for rtx code of CALL_INSN, not CALL, when deciding if we
8269 need to check for REG_SETJMP note.
8271 * gcse.c (compute_hash_table, compute_store_table): Update
8272 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
8275 * config/avr/avr.c: Fix typo.
8276 * config/convex/convex.c (expand_movstr): Use adjust_address.
8277 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
8279 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
8280 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
8282 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
8283 Do define STACK_BOUNDARY.
8284 * config/i370/i370.c: Include expr.h.
8285 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
8286 config/pa/som.h, config/v850/v850.h: Take in_ctors and
8287 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
8288 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
8289 * config/m88k/m88k.c: Include c-tree.h after expr.h.
8290 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
8291 * config/romp/romp.c: Include expr.h after tree.h.
8293 (output_fpop): Use xmalloc, not oballoc.
8294 * config/we32k/we32k.c: Include expr.h.
8296 2001-08-10 Kazu Hirata <kazu@hxi.com>
8298 * config/h8300/h8300.h: Fix formatting.
8300 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8302 * c-common.h (RETURN_NULLIFIED_P): Lose.
8303 * c-semantics.c (genrtl_return_stmt): Don't check it.
8305 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8307 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
8308 (mips_annotate_frame_insn): New function.
8309 (mips_emit_frame_related_store): New function.
8310 (save_restore_insns): Don't mark instructions that set up the base
8311 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
8312 the store instructions instead.
8313 (mips_expand_prologue): If the stack size is moved into a temporary
8314 register, do not mark that move as frame-related. Add a
8315 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
8317 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8319 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
8320 stack slot as unchanging if current_function_calls_eh_return.
8322 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8324 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
8325 access the second half of the TFmode scratch operand.
8327 2001-08-10 Anthony Green <green@redhat.com>
8329 * java/class.c (emit_register_classes): Conditionalize code on
8332 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8334 * doc/install.texi (Specific, avr): Fix cross-reference to the
8335 main manual to work both for info and HTML versions.
8337 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8339 * stmt.c (expand_null_return_1): Remove code to generate simple returns
8340 and "use_goto" argument.
8341 (expand_null_return, expand_value_return): Update all callers.
8342 * function.c (expand_function_end): Remove code to generate simple
8344 * config/vax/vax.md (epilogue): New expander for function return.
8345 * doc/md.texi (epilogue): Remove "if defined".
8347 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8349 * Makefile.in: Partially revert my previous change:
8350 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
8351 of the hashtab.o and safe-ctype.o rules.
8353 2001-08-09 Richard Henderson <rth@redhat.com>
8355 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
8356 (USE_COLLECT2): Remove duplicate definition.
8357 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
8358 (use_collect2): Remove dead code.
8359 * configure.in (use_collect2): Remove will_use_collect2 and
8360 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
8361 * configure: Rebuild.
8363 * target.h (targetm.asm_out.constructor): New.
8364 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
8365 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
8366 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
8367 * varasm.c (in_ctors, in_dtors): New.
8368 (assemble_constructor, assemble_destructor): Remove.
8369 (default_stabs_asm_out_destructor): New.
8370 (default_named_section_asm_out_destructor): New.
8371 (dtors_section, default_dtor_section_asm_out_destructor): New.
8372 (default_stabs_asm_out_constructor): New.
8373 (default_named_section_asm_out_constructor): New.
8374 (ctors_section, default_ctor_section_asm_out_constructor): New.
8375 * output.h: Update declarations.
8376 * c-decl.c (c_expand_body): Use target hooks instead of
8377 assemble_constructor and assemble_destructor.
8378 * profile.c (output_func_start_profiler): Likewise.
8379 * objc/objc-act.c (finish_objc): Likewise.
8380 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8381 for the constructor.
8382 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8384 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8385 (DTORS_SECTION_ASM_OP): Likewise.
8386 (__CTOR_LIST__): Use attribute section when possible.
8387 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8389 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8390 ASM_OUTPUT_CONSTRUCTOR.
8392 * config/darwin.c (machopic_asm_out_constructor): New.
8393 (machopic_asm_out_destructor): New.
8394 * config/darwin-protos.h: Update declarations.
8395 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8396 (ASM_OUTPUT_DESTRUCTOR): Remove.
8397 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8398 * config/nextstep.c (nextstep_asm_out_constructor): New.
8399 (nextstep_asm_out_destructor): New.
8400 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8401 (ASM_OUTPUT_DESTRUCTOR): Remove.
8402 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8403 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8404 ASM_OUTPUT_*STRUCTOR.
8405 * config/i386/aix386ng.h: Likewise.
8407 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8408 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8409 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8410 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8411 * config/lynx.h: Likewise.
8412 * config/netware.h: Likewise.
8413 * config/psos.h: Likewise.
8414 * config/alpha/alpha-interix.h: Likewise.
8415 * config/alpha/elf.h: Likewise.
8416 * config/arc/arc.h: Likewise.
8417 * config/arm/aof.h: Likewise.
8418 * config/arm/coff.h: Likewise.
8419 * config/arm/elf.h: Likewise.
8420 * config/c4x/c4x.h: Likewise.
8421 * config/h8300/h8300.h: Likewise.
8422 * config/i386/cygwin.h: Likewise.
8423 * config/i386/djgpp.h: Likewise.
8424 * config/i386/i386-coff.h: Likewise.
8425 * config/i386/i386-interix.h: Likewise.
8426 * config/i386/sco5.h: Likewise.
8427 * config/i386/vsta.h: Likewise.
8428 * config/i386/win32.h: Likewise.
8429 * config/i960/i960-coff.h: Likewise.
8430 * config/ia64/sysv4.h: Likewise.
8431 * config/m68hc11/m68hc11.h: Likewise.
8432 * config/m68k/coff.h: Likewise.
8433 * config/m68k/mot3300.h: Likewise.
8434 * config/m88k/m88k.h: Likewise.
8435 * config/mcore/mcore-pe.h: Likewise.
8436 * config/mcore/mcore.h: Likewise.
8437 * config/mips/elf.h: Likewise.
8438 * config/mips/elf64.h: Likewise.
8439 * config/mips/iris6.h: Likewise.
8440 * config/pa/pa64-hpux.h: Likewise.
8441 * config/rs6000/sysv4.h: Likewise.
8442 * config/sh/sh.h: Likewise.
8443 * config/sparc/litecoff.h: Likewise.
8445 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8446 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8447 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8448 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8449 (ASM_OUTPUT_DESTRUCTOR): Remove.
8450 * config/a29k/a29k.c: Move include of tree.h.
8451 * config/a29k/udi.h: Delete file.
8452 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8453 (vms_asm_out_destructor): New.
8454 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8455 (EXTRA_SECTION_FUNCTIONS): Likewise.
8456 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8457 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8458 * config/c4x/c4x.c: Move include of tree.h.
8459 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8460 (clix_asm_out_destructor): New.
8461 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8462 (ASM_OUTPUT_DESTRUCTOR): Remove.
8463 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8464 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8465 (TARGET_ASM_CONSTRUCTOR): New.
8466 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8467 (sco_asm_out_constructor): New.
8468 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8469 * config/i386/svr3gas.h: Remove stack grows up code.
8470 Remove code duplicated from i386/sysv3.h.
8471 (TARGET_ASM_CONSTRUCTOR): New.
8472 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8473 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8474 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8475 (TARGET_ASM_CONSTRUCTOR): New.
8476 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8477 (m68hc11_asm_out_destructor): New.
8478 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8479 (TARGET_ASM_DESTRUCTOR): New.
8480 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8481 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8482 config/svr3.h pertaining to section manipulation.
8483 * config/m68k/dpx2g.h: Remove #if 0 code.
8484 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8485 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8486 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8487 (TARGET_ASM_CONSTRUCTOR): New.
8488 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8489 (m88k_svr3_asm_out_constructor): New.
8490 (m88k_svr3_asm_out_destructor): New.
8491 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8492 (ASM_OUTPUT_DESTRUCTOR): Remove.
8493 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8494 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8495 * config/rs6000/aix.h: Likewise.
8496 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8497 * config/mips/vxworks.h: Likewise.
8498 * config/rs6000/lynx.h: Likewise.
8499 * config/sh/elf.h: Likewise.
8500 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8501 (DTORS_SECTION_ASM_OP): New.
8502 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8503 (ASM_OUTPUT_DESTRUCTOR): Remove.
8504 * config/sparc/sol2-sld-64.h: Likewise.
8505 * config/vax/vax.c (vms_asm_out_constructor): New.
8506 (vms_asm_out_destructor): New.
8507 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8508 (ASM_OUTPUT_DESTRUCTOR): Remove.
8509 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8511 * doc/tm.texi (@node Initialization): Update.
8513 2001-08-09 Richard Henderson <rth@redhat.com>
8515 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8516 (__do_global_dtors_aux): Use gp-relative static data to avoid
8517 one dynamic relocation.
8518 (__do_frame_setup): Register Java classes.
8519 * config/alpha/crtend.asm (__JCR_END__): New.
8521 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8523 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8524 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8525 (GEN, STAGESTUFF): Add new files.
8526 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8527 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8528 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8529 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8530 as well as insn-codes.h and insn-flags.h in config.h; and no
8531 extra headers in tconfig.h and hconfig.h.
8533 * gencodes.c: Eliminate code to generate predicate declarations
8534 or #defines for md-file constants.
8535 * genconstants.c, genpreds.c: New files.
8537 * i386.md: Re-order guard expressions such that TARGET_64BIT
8538 comes first, when this permits better optimization. Add
8539 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8540 why this is desirable.
8542 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8544 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8545 (find_fde_for_dso): Remove.
8546 (_Unwind_IteratePhdrCallback): New.
8547 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8548 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8550 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8552 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8553 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8555 2001-08-09 Graham Stott <grahams@redhat.com>
8557 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8558 (vis_no_unit): Use it.
8559 (visualize_no_unit): Add the insn only if room exists.
8561 2001-08-09 Graham Stott <grahams@redhat.com>
8563 * predict.c (estimate_probability): Replace magic numbers with
8564 appropriate enumeration.
8566 2001-08-09 Graham Stott <grahams@redhat.com>
8568 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8570 (EXTRACT_FLAGS): Likewise.
8572 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8574 * config/mips/mips.c (mips_legitimate_address_p): Check for
8575 CONST_INT in last patch.
8577 2001-08-08 Anthony Green <green@redhat.com>
8579 * java/class.c (emit_register_classes): Use assemble_jcr if
8580 possible. Keep the original mechanism as a fallback.
8581 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8582 and weak symbol support.
8583 * crtstuff.c (__JCR_LIST__): Define.
8584 (__JCR_END__): Define.
8585 (_Jv_RegiserClasses): Define weak symbol if possible.
8586 (__do_global_ctors_aux): Register classes for ELF targets with
8587 weak symbol support.
8589 2001-08-08 Kazu Hirata <kazu@hxi.com>
8591 * dbxout.c: Fix comment formatting.
8592 * dependence.c: Likewise.
8594 * diagnostic.c: Likewise.
8595 * dominance.c: Likewise.
8596 * doprint.c: Likewise.
8597 * dwarf2out.c: Likewise.
8598 * dwarfout.c: Likewise.
8599 * emit-rtl.c: Likewise.
8600 * except.c: Likewise.
8601 * explow.c: Likewise.
8602 * expmed.c: Likewise.
8605 * fold-const.c: Likewise.
8606 * function.c: Likewise.
8608 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8610 * global.c (retry_global_alloc): Avoid shadowing allocno.
8612 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8614 * except.c (remove_fixup_regions): Fix typo.
8616 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8618 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8619 unsigned HOST_WIDE_INT to avoid warning.
8620 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8621 * flow.c (set_block_for_new_insns): Likewise.
8623 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8625 * sibcall.c (return_value_pseudo): New static variable.
8626 (skip_copy_to_return_value): Handle return_value_pseudo.
8627 (call_ends_block_p): Ensure that return_value_pseudo is set.
8628 (optimize_sibling_and_tail_recursive_call): Discover the
8629 load of pseudo return value in alternate exit block.
8631 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8633 * calls.c (ECF_ALWAYS_RETURN): New constant.
8634 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8635 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8636 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8637 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8638 * rtl.c (reg_note_name): New name.
8639 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8641 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8643 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8645 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8647 * alias.c (get_alias_set): Return a previously calculated
8648 alias set for a VAR_DECL.
8649 * function.c (gen_mem_addressof): Calculate the alias set before
8652 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8654 * predict.def: Set hitrates according our experimental run.
8656 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8658 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8660 2001-08-08 H.J. Lu <hjl@gnu.org>
8662 * config/mips/mips.c (mips_unique_section): New. Copied from
8665 * config/mips/mips-protos.h (mips_unique_section): New
8668 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8670 * config/mips/little.h: New. Generic little endian mips
8671 targets. Only mips*-*-linux* is converted to use it so far.
8673 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8674 (WCHAR_TYPE): Defined
8675 (WCHAR_TYPE_SIZE): Likewise.
8676 (INIT_SUBTARGET_OPTABS): Likewise.
8677 (BSS_SECTION_ASM_OP): Likewise.
8678 (SBSS_SECTION_ASM_OP): Likewise.
8679 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8680 (ASM_DECLARE_OBJECT_NAME): Likewise.
8681 (UNIQUE_SECTION): Likewise.
8682 (EXTRA_SECTIONS): Likewise.
8683 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8684 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8685 (ASM_OUTPUT_DEF): Likewise.
8686 (HANDLE_SYSV_PRAGMA): Removed.
8687 (NO_IMPLICIT_EXTERN_C): Likewise.
8688 (TARGET_MEM_FUNCTIONS): Likewise.
8689 (STARTFILE_SPEC): Likewise.
8690 (ENDFILE_SPEC): Likewise.
8691 (LIB_SPEC): Likewise.
8692 (INVOKE__main): Likewise.
8693 (CTOR_LIST_BEGIN): Likewise.
8694 (CTOR_LIST_END): Likewise.
8695 (DTOR_LIST_BEGIN): Likewise.
8696 (DTOR_LIST_END): Likewise.
8697 (SET_ASM_OP): Likewise.
8698 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8699 (ASM_OUTPUT_DEF): Likewise.
8700 (ASM_OUTPUT_IDENT): Likewise.
8702 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8703 (CPLUSPLUS_CPP_SPEC): Likewise.
8704 (ASM_APP_ON) Redefine only if not defined.
8705 (ASM_APP_OFF): Likewise.
8706 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8707 (ASM_OUTPUT_IDENT): Likewise.
8709 * config.gcc: Update tm_file for Linux/mips.
8711 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8713 * cselib.c (cselib_record_sets): If insn is predicated, turn
8714 sources into IF_THEN_ELSEs.
8716 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8717 Turn into define_insn_and_split.
8719 * sched-deps.c: Include "cselib.h".
8720 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8721 Use cselib to turn memory addresses into VALUEs.
8722 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8723 * sched-int.h (struct sched_info): New member USE_CSELIB.
8724 * sched-ebb.c (ebb_sched_info): Initialize it.
8725 * sched-rgn.c (rgn_sched_info): Likewise.
8726 * Makefile.in (sched-deps.o): Update dependencies.
8728 * cselib.h (cselib_subst_to_values): Declare.
8729 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8730 that have no value and autoincs to be handled by generating a new
8733 2001-08-08 Graham Stott <grahams@redhat.com>
8735 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8736 within fixed length SEQUENCE.
8738 2001-08-08 Graham Stott <grahams@redhat.com>
8740 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8741 (diagnostic_prefixing_rule): Likewise.
8742 (diagnostic_line_cutoff): Likewise.
8743 (diagnostic_kind_count): Likewise.
8745 2001-08-08 Graham Stott <grahams@redhat.com>
8747 * alias.c (find_base_decl): Delete redundent assignment.
8749 2001-08-08 Graham Stott <grahams@redhat.com>
8751 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8752 (abs): Uppercase and paranthesize macro parameter.
8753 (MEM_DEPENDENCY): Add whitespace.
8755 2001-08-08 Graham Stott <grahams@redhat.com>
8757 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8758 failure check for CONST_INT
8760 2001-08-08 Graham Stott <grahams@redhat.com>
8762 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8763 (libcall_dead_p): Likewise.
8765 (mark_used_regs): Constify fmt.
8766 (find_use_as_address): Likewise.
8768 2001-08-08 Graham Stott <grahams@redhat.com>
8770 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8773 2001-08-08 Graham Stott <grahams@redhat.com>
8775 * combine.c (combine_simplify_rtx): Update comment and
8776 remove erroneous test.
8778 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8780 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8781 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8782 take care to avoid multiple no-newline at EOF warnings in that
8785 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8787 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8788 (emit_library_call_value_1): Likewise.
8789 (emit_call_1): Emit REG_SETJMP note.
8790 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8792 * cselib.c (cselib_process_insn): Likewise.
8793 * flow.c (propagate_block): Likewise.
8794 * loop.c (find_and_verify_loops): Likewise.
8795 * reload.c (find_equiv_regs): Likewise.
8796 * reload1.c (reload): Likewise.
8797 * resource.c (mark_referenced_resources,
8798 mark_set_resources): Likewise.
8799 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8800 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8801 * haifa-sched.c (unlink_other_notes): Likewise.
8802 (reemit_notes): Likewise.
8803 * sched-ebb.c (sched_ebb): Likewise.
8804 * sched-rgc.c (sched_region): Likewise.
8805 * rtl.c (note_insn_name): Likewise.
8806 (reg_note_name): Add REG_SETJMP
8807 * rtl.h (reg_note): Add REG_SETJMP.
8808 (insn_note): Remove NOTE_INSN_SETJMP.
8810 * profile.c (branch_prob): Add fake edges for setjmp.
8812 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8814 * config.gcc: Quote target_cpu_default2 correctly for
8815 powerpc*-*-* targets.
8817 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8819 * cpplib.h, line-map.h: Update comments.
8820 * cppmain.c (printer_init): Move inline.
8821 (maybe_print_line, print_line): Take a map pointer.
8822 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
8823 (cb_file_change): Don't use prior value of print.map.
8825 2001-08-07 David Edelsohn <edelsohn@gnu.org>
8827 * doc/install.texi: Document fine-grained multilib configuration.
8829 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8831 * rtlanal.c (find_first_parameter_load): Call note_stores
8832 only on the instructions.
8834 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8836 * alias.c (nonlocal_mentioned_p):
8837 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
8838 * calls.c (emit_call_1): Likewise.
8839 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
8840 * cselib.c (cselib_process_insn): Likewise.
8841 * df.c (df_insns_modify): Likewise.
8842 * flow.c (need_fake_edge_p): Likewise.
8843 (propagate_one_insn): Likewise.
8844 * haifa-sched.c (reemit_notes): Likewise.
8845 * integrate.c (copy_insn_list): Likewise.
8846 * jump.c (delete_prior_computation): Likewise.
8847 * local-alloc.c (validate_equiv_mem): Likewise.
8848 * loop.c (scan_loop): Likewise.
8849 * predict.c (estimate_probability): Likewise.
8850 * reload.c (reload): Likewise.
8851 * sched-deps (sched_analyze): Likewise.
8852 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
8853 * gcse.c (compute_hash_table): Likewise.
8854 (mark_call): Likewise.
8855 (store_killed_in_insn): Likewise.
8857 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
8859 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
8861 2001-08-06 Richard Henderson <rth@redhat.com>
8863 * varasm.c (assemble_gc_entry): Remove.
8864 * output.h: Likewise.
8866 2001-08-06 Richard Henderson <rth@redhat.com>
8868 * varasm.c (assemble_constructor): Take a symbol_ref and a
8869 priority instead of a bare string. Move priority handling
8870 here from cp/decl2.c.
8871 * output.h: Update decls.
8873 * c-decl.c (c_expand_body): Update calls to assemble_constructor
8874 and assemble_destructor.
8875 * profile.c (output_func_start_profiler): Likewise.
8876 * objc/objc-act.c (finish_objc): Likewise.
8877 (build_module_descriptor): Return the symbol not the symbol name.
8879 2001-08-06 David Edelsohn <edelsohn@gnu.org>
8881 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
8882 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
8883 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
8884 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
8885 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
8886 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
8888 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8890 * cpperror.c (print_containing_files): Moved to line-map.c.
8891 (print_location): line-map.c handles re-listing or otherwise.
8892 * cpphash.h (struct lexer_state): Remove next_bol.
8893 (struct cpp_buffer): Remove include_stack_listed.
8894 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8895 Remove faked buffer handling.
8896 (_cpp_do_file_change): Tweak.
8897 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
8898 * cppmain.c (struct printer): Remove filename.
8899 (print_line, cb_file_change): Update accordingly.
8900 * line-map.c: Include intl.h.
8901 (init_line_maps): Initialize last_listed.
8902 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
8903 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
8904 (print_containing_files): New.
8905 * line-map.h (struct line_maps): New member last_listed.
8906 (print_containing_files, INCLUDED_FROM): New.
8907 * Makefile.in: Update.
8908 * po/POTFILES.in: Add line-map.c.
8910 2001-08-06 Richard Henderson <rth@redhat.com>
8912 * except.c (convert_from_eh_region_ranges_1): Never mark
8913 USE or CLOBBER insns as throwing.
8915 * expr.c (store_constructor): Don't clobber memory targets.
8917 2001-08-06 Andreas Jaeger <aj@suse.de>
8919 * profile.c (branch_prob): Remove unused variable insn.
8921 * Makefile.in (local-alloc.o): Add dependency on except.h.
8923 * local-alloc.c: Include except.h for can_throw_internal prototype.
8925 2001-08-06 Richard Henderson <rth@redhat.com>
8927 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
8928 * function.c (expand_main_function): Implement it.
8929 * doc/tm.texi: Document it.
8931 2001-08-06 Stan Shebs <shebs@apple.com>
8933 * doc/install.texi: Document powerpc-*-darwin* details.
8935 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
8937 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
8938 (ASM_CPU_SPEC): Move back to rs6000.h
8939 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
8941 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
8943 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
8946 * config/rs6000/linux64.h: Ditto.
8948 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8949 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
8952 Remove accidently readded definitions of FUNCTION_PROLOGUE,
8953 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
8955 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8958 2001-08-05 Richard Henderson <rth@redhat.com>
8960 * local-alloc.c (update_equiv_regs): Do not move insns that
8963 2001-08-05 Jan Hubicka <jh@suse.cz>
8965 * Makefile.in (reload1.o): Add dedendancy on except.h
8966 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
8968 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
8969 indicating wehther edges has been cleaned up.
8970 * reload1.c: Inlucde except.h
8971 (fixup_abnormal_edges): Accept deleted insns.
8972 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
8975 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8977 * cpplib.c (do_line): Correct line number after pop_buffer.
8979 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8981 PR preprocessor/3824
8982 * line-map.c: Update comments.
8983 * line-map.h: Update comments.
8984 * tradcif.y: Don't consider large numbers unsigned.
8986 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8988 PR preprocessor/3081
8989 * c-lex.c (map): New.
8990 (cb_file_change): Update map and use it.
8991 (cb_def_pragma, cb_define, cb_undef): Use map and line.
8992 (c_lex): Update to use map.
8993 * cpperror.c (print_location): Move to using logical line numbers.
8994 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
8995 (cpp_make_system_header): Similarly.
8996 (_cpp_execute_include): Stop line numbering hacks. Store the
8997 line we will return to.
8998 * cpphash.h (CPP_BUF_LINE): Remove.
8999 (struct cpp_buffer): Remove lineno and pseudo_newlines.
9000 Add map and return_to_line.
9001 (_cpp_do_file_change): Update.
9002 * cppinit.c (cpp_start_read): Update line kludge.
9003 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
9004 (trigraph_ok): Use logical line numbers for diagnostics.
9005 (skip_block_comment): Likewise.
9006 (skip_whitespace): Likewise.
9007 (skip_line_comment): Use pfile->line instead.
9008 (_cpp_lex_token): Update to use logical line numbering exclusively.
9009 Handle BOL locally. Accept new lines in directives, but keep
9010 pfile->line decremented. Diagnostics use logical lines. Update
9012 * cpplib.c (SEEN_EOL): New.
9013 (skip_rest_of_line, check_eol): Use it.
9014 (end_directive): Increase line number when accepting the newline
9015 at the end of a directive.
9016 (run_directive): Simplify.
9017 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
9018 (_cpp_do_file_change): Update to take buffer line number as an
9019 argument, and store the current map in the cpp_reader. Remove
9020 line number kludges.
9021 (_cpp_do__Pragma): Restore output position after a _Pragma.
9022 (cpp_push_buffer): Don't set output line or lineno.
9023 (_cpp_pop_buffer): Transfer more info from a faked buffer.
9024 Remove line kludge. Set output_line.
9025 * cppmacro.c (builtin_macro): Update handling of __LINE__.
9026 (parse_arg): Use logical lines.
9027 (save_lookahead_token): Save EOFs too now.
9028 * cppmain.c (struct printer): Fix comments.
9029 (printer_init): Simplify, let caller do errors.
9030 (scan_translation_unit, check_multiline_token, dump_macro): Update.
9031 (maybe_print_line): Simplify.
9032 (print_line): Don't print a linemarker if -P.
9033 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
9034 (cb_file_change): Simplify.
9035 * line-map.h (LAST_SOURCE_LINE): Fix.
9036 (CURRENT_LINE_MAP): New.
9038 2001-08-05 Bernd Schmidt <bernds@redhat.com>
9040 * doloop.c (doloop_modify_runtime): Properly compute number of
9041 iterations if loop was unrolled.
9043 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
9044 if their CSELIB_VAL_PTRs are.
9046 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
9047 (setup_spill_pointers): Initialize it.
9048 (spill_restore_mem): Set it.
9049 (do_spill, do_restore): Use it to add REG_INC note.
9050 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
9052 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
9053 asms if other insns are available.
9055 * config/ia64/ia64.c (condop_operator): New predicate.
9056 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
9057 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
9060 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
9061 temporary register than directly using a MEM.
9063 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9065 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
9066 parameter in last change.
9068 2001-08-04 Zack Weinberg <zackw@panix.com>
9070 * sparc.md: Don't use #if inside C test expression.
9072 2001-08-04 Richard Henderson <rth@redhat.com>
9074 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
9076 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
9078 * cpphash.h (struct cpp_reader): New member directive_line.
9079 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
9080 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
9081 do_pragma): Pass line to callbacks.
9082 (start_directive): Record line of directive.
9083 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
9084 cb_include): Similarly.
9085 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
9088 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9090 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
9093 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9095 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
9097 * reload1.c (fixup_abnormal_edges): New static function.
9100 * flow.c (need_fake_edge_p): New function.
9101 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
9102 avoid call insn to be very last insn in the insn stream.
9104 * profile.c (branch_prob): Call flow_call_edges_add instead of
9105 doing that by hand; cleanup cfg to re-merge basic blocks once
9108 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9110 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
9111 are also on line-map.h.
9112 * cppfiles.c (stack_include_file): Update.
9113 * cpphash.h (struct cpp_buffer): New member return_at_eof.
9114 (_cpp_pop_buffer): New.
9115 * cppinit.c (cpp_destroy, cpp_finish): Update.
9116 (do_includes): Mark each buffer to return at EOF.
9117 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
9118 return as requested.
9119 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
9120 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
9121 * cpplib.h (cpp_pop_buffer): Remove.
9122 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
9123 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
9125 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
9127 (do_preprocessing): Update.
9128 * fix-header.c (read_scan_file): Update. No need to pop buffers.
9129 * c-parse.in (_yylex): Similarly.
9130 * scan-decls.c (scan_decls): Similarly.
9131 * line-map.h: Update comments.
9133 * objc/Make-lang.in (objc-act.o): Update dependencies.
9135 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9137 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
9138 and soft register for operand 0.
9139 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
9141 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9143 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
9144 register for operand 0.
9145 ("bitcmpqi_z_used"): Allow memory for operand 0.
9146 (split "bitcmpqi"): New split to handle address reg as operand 1.
9148 2001-08-04 Andreas Jaeger <aj@suse.de>
9150 * gcse.c: Revert Daniel's last patch.
9152 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9154 * sparc-protos.h: Add prototypes for fp_zero_operand and
9156 * sh-protos.h: Add prototype for fpul_operand.
9158 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9160 * doc/extend.texi (Other Builtins): Fix typo in last change.
9162 2001-08-03 Richard Henderson <rth@redhat.com>
9164 * target.h (gcc_target): Add asm_out.named_section,
9165 section_type_flags, have_named_sections.
9166 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
9167 (TARGET_HAVE_NAMED_SECTIONS): New.
9168 (TARGET_SECTION_TYPE_FLAGS): New.
9170 * Makefile.in (toplev.o): Depend on TARGET_H.
9171 (varasm.o, dbxout.o): Likewise.
9172 * c-common.c (decl_attributes): Check targetm.have_named_sections
9173 instead of ifdef ASM_OUTPUT_SECTION_NAME.
9174 * dbxout.c (dbxout_function_decl): Likewise.
9175 (dbxout_function_end): Likewise.
9176 * toplev.c (compile_file): Likewise.
9177 * varasm.c (exception_section): Likewise.
9178 * cp/decl2.c (finish_objects): Likewise.
9180 * defaults.h (EH_FRAME_SECTION): Remove.
9181 (EH_FRAME_SECTION_ASM_OP): Remove.
9182 (EH_FRAME_SECTION_NAME): New.
9183 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
9184 (UNIQUE_SECTION_P): Remove.
9185 * dwarf2out.c (SECTION_FORMAT): Remove.
9186 (ASM_OUTPUT_SECTION): Remove.
9187 (output_call_frame_info): Use named_section_flags.
9188 (output_comp_unit, dwarf2out_start_source_file): Likewise.
9189 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
9190 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
9191 * varasm.c (in_eh_frame, eh_frame_section): Remove.
9192 (named_section_flags): New.
9193 (named_section): Use it and targetm.section_type_flags.
9194 (resolve_unique_section): New.
9195 (assemble_start_function): Use it.
9196 (asm_emit_uninitialised, assemble_variable): Likewise.
9197 (default_section_type_flags): New.
9198 (default_no_named_section, default_elf_asm_named_section): New.
9199 (default_coff_asm_named_section, default_pe_asm_named_section): New.
9200 * output.h: Update varasm.c decls.
9201 (SECTION_*): New flags.
9203 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
9204 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
9206 * config/elfos.h (UNIQUE_SECTION_P): Remove.
9207 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
9208 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
9209 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9210 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
9211 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
9212 * config/mips/elf.h, config/mips/elf64.h: Likewise.
9213 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
9214 * config/pa/pa64-hpux.h,
9216 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
9217 (TARGET_ASM_NAMED_SECTION): New.
9218 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
9219 * config/alpha/vms.h, config/arm/coff.h: Likewise.
9220 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
9221 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
9222 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
9223 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
9224 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9225 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
9226 * config/i386/sco5.h, config/i386/win32.h: Likewise.
9227 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
9228 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
9229 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
9230 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
9231 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
9232 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
9233 * config/sparc/sysv4.h: Likewise.
9235 * config/nextstep.h: Error until named sections implemented.
9237 * config/a29k/a29k.c (a29k_asm_named_section): New.
9238 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
9239 (vms_section_type_flags, vms_asm_named_section): New.
9240 * config/arm/arm.c (arm_elf_asm_named_section): New.
9241 * config/avr/avr.c (asm_output_section_name): Remove.
9242 * config/avr/avr-protos.h: Update.
9243 * config/c4x/c4x.c (c4x_asm_named_section): New.
9244 * config/h8300/h8300.c (h8300_asm_named_section): New.
9245 * config/i386/i386.c (sco_asm_named_section): New.
9246 * config/i386/winnt.c (SECTION_PE_SHARED): New.
9247 (i386_pe_section_type_flags): New.
9248 (i386_pe_asm_named_section): New.
9249 * config/i386/i386-protos.h: Update.
9250 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
9251 * config/mcore/mcore.c (mcore_asm_named_section): New.
9252 * config/mips/mips.c (iris6_asm_named_section): New.
9253 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
9254 instead of UNIQUE_SECTION_P.
9255 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
9256 (xcoff_asm_named_section): New.
9257 * config/sh/sh.c (sh_asm_named_section): New.
9258 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
9260 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
9261 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
9262 (EH_FRAME_SECTION_NAME): New.
9263 (EXCEPTION_SECTION): New.
9264 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
9265 (DEBUG_*_SECTION): Remove.
9266 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
9267 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
9268 (EH_FRAME_SECTION_ASM_OP): Remove.
9270 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
9271 (ASM_OUTPUT_SECTION_NAME): Remove.
9272 (TARGET_ASM_NAMED_SECTION): New.
9273 (TARGET_HAVE_NAMED_SECTIONS): New.
9274 (TARGET_SECTION_TYPE_FLAGS): New.
9275 (EH_FRAME_SECTION_ASM_OP): Remove.
9276 (EH_FRAME_SECTION_NAME): New.
9278 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9280 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
9281 for complex expressions when cfun == 0.
9282 * doc/extend.texi: Document that __builtin_constant_p can be
9283 used in data initializers as well as functions.
9285 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
9287 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
9288 variable I locally, instead of expecting a declaration in the
9291 2001-08-03 Richard Henderson <rth@redhat.com>
9293 * except.c (collect_one_action_chain): Add an explicit cleanup
9294 action if regions surrounding a catch were encoded entirely
9295 within the call-site entry.
9297 2001-08-03 Richard Henderson <rth@redhat.com>
9299 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
9300 don't take REGNO of a non-register.
9302 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9304 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
9305 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
9306 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
9307 (__gthread_mutex_init_function): New function for mutex initialization.
9309 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9311 * Makefile.in: Revert screwed up commit.
9313 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9315 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
9316 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
9317 merged by linker script to get a final _exit().
9318 (__do_global_dtors): New for destructor handling in specific exit
9320 (__do_global_ctors): New for constructors in specific install section.
9321 (__map_data_section): Map data sections before running constructors.
9322 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
9323 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
9324 (DTORS_SECTION_ASM_OP): Likewise.
9325 (CTORS_SECTION_FUNCTION): Define to force a reference to
9327 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
9329 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9331 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
9333 * Makefile.in: Add df.h to gcse.c dependencies.
9335 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9337 * varasm.c (output_constant_def_contents): Use for the length of a
9338 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
9339 depending on which is larger.
9341 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9343 * gcse.c: Include df.h for use as a dataflow analyzer.
9345 Declaration of reg_set_info: gone.
9346 New df_analyzer variable used by store motion.
9347 (reg_set_info): Deleted.
9348 (mark_mem_regs): New function, analyze regs used by a mem.
9349 (store_ops_ok): Use dataflow analyzer results to determine if
9350 necessary regs are changed in the block.
9351 (find_moveable_store): Remove check for symbol ref, we can handle
9352 much more complex expressions now.
9353 (compute_store_table): Remove most of the code, it's unnecessary
9354 now that the dataflow analyzer records the info for us.
9355 (store_killed_after): Add parameter to say whether to do the
9356 store_ops_okay test, used to speed up testing when we already know
9357 the answer, and just want to know if the store itself was killed.
9358 (build_store_vector): Largely rewritten to calculate the various
9359 vectors properly, and somewhat optimized.
9360 (store_motion): Init the df_analyzer, get REG_DEF chains.
9361 Also handle trapping expressions (since mems almost always trap)
9362 (simple_mem): Redefine what a simple mem is.
9364 2001-08-03 DJ Delorie <dj@redhat.com>
9366 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
9367 set from a constant part of the condition.
9369 2001-08-01 Andrew Cagney <ac131313@redhat.com>
9371 * mkdeps.c (deps_add_default_target): Make local variable
9372 ``start'' a const char pointer.
9373 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
9375 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9377 * doc/install.texi (Configuration): Fix markup.
9378 (Specific, i?86-*-udk): Likewise.
9379 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9381 Document --enable-threads and --enable-libgcj status.
9382 (Specific, mips-sgi-irix*): Canonicalize triples.
9383 (Specific, mips-sgi-irix5): Warn about problems with this config.
9384 Mention required GNU as patch.
9385 Native assembler problems are fixed.
9386 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9387 Document --enable-threads and --enable-libgcj status.
9389 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9391 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9394 2001-08-03 Richard Henderson <rth@redhat.com>
9396 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9399 2001-08-03 Richard Henderson <rth@redhat.com>
9401 * rtlanal.c (find_first_parameter_load): Stop if we
9402 reach a CODE_LABEL at BOUNDARY.
9404 2001-08-03 Richard Henderson <rth@redhat.com>
9406 * config/alpha/alpha.md (force_movdi): New insn.
9407 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9408 Tweek FRP marking of VMS prologue insns.
9409 * config/alpha/vms.h (EPILOGUE_USES): New.
9411 2001-08-02 Richard Henderson <rth@redhat.com>
9413 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9415 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9417 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9418 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9419 config/convex/convex.h, config/d30v/d30v.c,
9420 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9421 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9422 config/mips/mips.h, config/mn10200/mn10200.h,
9423 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9424 config/v850/v850.h, config/vax/openbsd.h,
9425 config/vax/openbsd1.h, config/vax/ultrix.h,
9426 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9427 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9428 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9429 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9430 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9431 in comments and documentation.
9433 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9437 * Makefile.in (line-map.o): New.
9438 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9439 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9440 * cpperror.c (print_containing_files): Similarly.
9441 (print_location): Update. Don't output a space before _Pragma.
9442 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9443 (stack_include_filee, cpp_make_system_header): Update.
9444 (_cpp_execute_include): Get logical line number right for calling
9445 as-yet-unterminated #include.
9446 * cpphash.h (struct cpp_reader): Add line_maps.
9447 (_cpp_do_file_change): Update.
9448 * cppinit.c (cpp_create_reader): Initialize line maps.
9449 (cpp_destroy): Destroy line maps.
9450 (cpp_start_read): Get logical line number right.
9451 * cpplex.c (parse_string): Only warn once for multi-line strings.
9452 Use boolean variable for null warning.
9453 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9455 (do_include_common): End the directive early.
9456 (do_line): Don't warn about out-of-range lines in preprocessed
9457 source. Update. Remove unused variables.
9458 (_cpp_do_file_change): Update for new line mapping.
9459 (pragma_cb): New typedef.
9460 (cpp_register_pragma): Stop looking ahead before calling the
9462 (do_pragma_system_header): End directive early.
9463 (cpp_get_line_maps): New.
9464 (cpp_pop_buffer): Fudge logical line. Update.
9465 * cpplib.h: Include line-map.h
9466 (enum cpp_fc_reason): Remove.
9467 (struct cpp_file_change): Update.
9468 (cpp_get_line_maps): New.
9469 * cppmain.c (struct_printer): New member map.
9470 (cb_file_change): Update for new mappings.
9471 * fix-header.c (cb_file_change): Similarly.
9473 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9475 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9476 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9478 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9480 * config/vax/vax.c: include expr.h.
9482 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9484 * Makefile.in ($(srcdir)/configure): Only rebuild in
9486 ($(srcdir)/config.in): Only define in maintainer mode.
9487 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9489 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9491 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9493 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9495 * gcc.c (set_collect_gcc_options): New function, split out from
9497 Ignore elided switches.
9498 (do_spec_1): Invoke before executing command.
9499 (set_input): Export.
9500 Move declaration ...
9501 * gcc.h (set_input): ... here.
9502 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9505 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9508 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9510 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9512 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9514 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9515 for the unnamed instructions it expands to.
9517 2001-08-02 Richard Henderson <rth@redhat.com>
9519 * regclass.c (call_really_used_regs): Conditionally define.
9520 (init_reg_sets_1): Don't use it if not defined.
9521 (fix_register): Similarly, don't set it.
9523 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9525 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9526 Correct comment that had been missed in the previous change.
9528 2001-08-01 Stan Shebs <shebs@apple.com>
9530 * config/darwin.c (machopic_stub_name): Try matching by name.
9531 (update_stubs): New function.
9532 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9535 2001-08-01 Richard Henderson <rth@redhat.com>
9537 * except.c (output_function_exception_table): Use assemble_align.
9538 * varasm.c (assemble_eh_label): Remove.
9539 (assemble_eh_align, assemble_eh_integer): Remove.
9541 2001-08-01 Robert Lipe <robertl@caldera.com>
9543 * dwarfout.c: Remove reference to README.DWARF.
9545 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9547 * regclass.c (call_really_used_regs): New array for registers which
9548 are actually used by a call.
9549 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9551 (fix_register): Set call_really_used too.
9552 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9553 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9555 2001-08-01 Richard Henderson <rth@redhat.com>
9557 * read-rtl.c (read_name): Consider \r whitespace.
9559 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9561 * config.gcc: Recognize powerpc-*-netbsd*.
9563 * doc/install.texi (Host/target specific installation notes for
9564 GCC): Mention powerpc-*-netbsd*.
9566 * config/rs6000/netbsd.h: New file.
9567 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9568 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9569 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9570 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9571 (TARGET_VERSION): Redefine.
9573 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9574 mcall-netbsd as a match for mcall-sysv.
9575 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9576 (ncrti.S, ncrtn.S): New targets.
9577 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9579 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9580 "netbsd' as a V4 ABI.
9581 (ASM_SPEC): Check for -mcall-netbsd.
9582 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9583 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9584 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9585 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9586 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9587 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9588 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9590 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9591 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9593 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9595 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9596 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9597 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9598 including "unwind-pe.h".
9600 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9602 * rs6000.md (define_splits): Kill unused constraints.
9604 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9605 Jan Hubicka <jh@suse.cz>
9607 * function.c (thread_prologue_and_epilogue_insns): Kill code
9608 dealing with non-existent CFG.
9610 2001-08-01 Kazu Hirata <kazu@hxi.com>
9612 * alias.c: Fix comment formatting.
9613 * bitmap.c: Likewise.
9614 * builtins.c: Likewise.
9615 * calls.c: Likewise.
9616 * c-common.c: Likewise.
9617 * c-decl.c: Likewise.
9618 * c-dump.c: Likewise.
9619 * c-lex.c: Likewise.
9620 * collect2.c: Likewise.
9621 * combine.c: Likewise.
9622 * conflict.c: Likewise.
9623 * cppfiles.c: Likewise.
9624 * cppinit.c: Likewise.
9625 * cpplex.c: Likewise.
9626 * cpplib.c: Likewise.
9627 * cppmacro.c: Likewise.
9628 * cppspec.c: Likewise.
9629 * c-pragma.c: Likewise.
9630 * crtstuff.c: Likewise.
9632 * cselib.c: Likewise.
9633 * c-semantics.c: Likewise.
9634 * c-typeck.c: Likewise.
9636 2001-08-01 H.J. Lu <hjl@gnu.org>
9638 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9640 2001-08-01 H.J. Lu <hjl@gnu.org>
9642 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9644 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9646 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9647 contextualizing Objective-C class name lookup by the lexer.
9648 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9650 (protocoldef): Add support for forward @protocol declarations.
9651 (yylexname): Suppress ObjC class name lookup in certain contexts;
9652 re-enable after lookup is complete.
9653 (_yylex): Re-enable ObjC class name lookup when certain
9654 punctuation marks are seen.
9656 * objc/objc-act.c (check_protocol_recursively): New function used
9657 for finding circular dependencies in protocols.
9658 (objc_declare_protocols): New function for handling forward
9659 @protocol declarations.
9660 (receiver_is_class_object): Detect the case when 'self' is used
9661 inside of a class method.
9662 (build_message_expr): Issue a warning if class method is desired
9663 but instance method is found instead.
9664 (conforms_to_protocol): Streamline.
9665 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9666 protocol Foo, even if 'Bar foo' does not.
9667 (check_protocols): Streamline.
9668 (start_protocol): Add checks for circular and duplicate protocol
9670 (encode_aggregate_within): For typedefs of structs, encode the
9672 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9673 (objc_declare_protocols): New prototype.
9675 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9677 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9678 * cpplex.c (handle_newline): Update prototype. Maintain logical
9680 (skip_escaped_newlines, skip_block_comment, parse_string):
9682 (_cpp_lex_token): Update, and store token position within the token.
9683 * cpplib.h (struct cpp_token): Add line and column entries.
9684 * cppmacro.c (replace_args): Position stringified tokens correctly.
9686 2001-08-01 Andreas Jaeger <aj@suse.de>
9688 * basic-block.h: Add prototype for last_loop_beg_note.
9690 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9692 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9693 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9695 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9696 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9697 expand_decl_cleanup.
9698 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9700 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9701 operand while calling simple_cst_equal.
9702 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9703 operand is the cleanup expression, the third is the RTL_EXPR.
9704 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9706 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9708 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9710 2001-07-31 matthew green <mrg@eterna.com.au>
9712 * config.gcc (i386-*-netbsdelf): New description.
9713 * config/i386/netbsd-elf.h: New file.
9715 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9717 * loop.c (check_dbra_loop): Use single_set to compute
9720 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9722 PowerPC reorg and support for powerpc64-*-linux*.
9724 Also fixes emitting of constants on 32 bit and 64 bit
9727 * config.gcc: powerpc64-*-linux* is a new target.
9728 Things that needed aix.h now also include xcoff.h
9730 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9732 Move AIX specific stuff into aix.h.
9733 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9734 with more than just XCOFF now.
9735 (SET_ASM_OP): Remove, now defined where needed.
9736 (FUNCTION_PROLOGUE): New macro definition.
9737 (FUNCTION_EPILOGUE): New macro definition.
9738 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9740 * config/rs6000/xcoff.h: New file.
9742 * config/rs6000/linux64.h: New file.
9744 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9746 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9748 * rs6000.c (print_operand_address): Handle ELF syntax.
9749 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9750 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9751 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9753 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9755 * rs6000.c (rs6000_override_options): Only disable
9756 flag_function_sections for XCOFF.
9757 (exact_log2_cint_operand): New predicate.
9758 (reg_or_{add,sub}_cint64_operand): New predicates.
9759 (add_operand): Compare CONST_INT with fewer function calls.
9760 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9761 (print_operand, case 'p'): Ensure positive operand.
9762 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9763 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9764 (PREDICATE_CODES): Add new predicates.
9765 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9766 (divsi3, modsi3): Ensure positive power-of-2.
9767 (adddi3): Use new predicate. Split 32-bit constants more
9768 correctly. Re-arrange splitter to handle any constant.
9769 (subdi3): Use new predicate.
9770 (divdi3, moddi3): Ensure positive power-of-2.
9771 (movdi): Use rs6000_emit_set_const.
9772 (load_toc_v4_pic_di): Delete.
9774 2001-07-31 Graham Stott <grahams@redhat.com>
9776 * function.c (pad_below): Revert 2001-07-26 patch.
9778 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9780 * reg-stack (convert_regs_1): Fix best edge condition.
9782 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9784 * jump.c (duplicate_loop_exit_test): Better test for jumps
9785 entering the loop; create loop pre_header.
9787 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9789 * doc/install.texi: Add s390 and s390x as new targets.
9790 * doc/invoke.texi: Add documentation of S/390 and zSeries
9792 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9794 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9796 * config/m68k/m68k.md: Replace all general_operand with
9797 nonimmediate_operand for all destinations.
9798 * config/m68k/m68k.c (not_sp_operand): Likewise.
9800 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9802 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9804 2001-07-30 Richard Henderson <rth@redhat.com>
9806 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9807 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9809 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9811 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9812 Add missing doc strings
9813 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9814 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9816 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
9818 * i386.c (ix86_output_main_function_alignment_hack): New function.
9819 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
9821 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
9822 edges by EDGE_DFS_BACK flag.
9823 (dump_edge_info): Add dfs_back flag.
9824 * basic-block.h (EDGE_DFS_BACK): New constant.
9825 (mark_dfs_back_edges): Declare.
9826 * alias.c (loop_p): Remove.
9827 (mark_constant_function): Use mark_dfs_back_edges.
9829 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
9830 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
9831 (compensate_edge): Break out from ...
9832 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
9833 (convert_regs_2): Set block_done once block is really done;
9834 Do updating of the predecesors counts.
9836 * toplev.c (rest_of_compilation): Recompute block_for_insn
9837 before post-reload cfg_cleanup.
9838 * function.c (thread_prologue_epilogue_insns):
9839 Call set_block_for_new_insns when emitting prologue directly.
9841 2001-07-30 Andreas Jaeger <aj@suse.de>
9843 * jump.c: Add prototype for mark_modified_reg.
9845 * cse.c (set_live_p): Add unused attribute.
9847 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
9849 (scan_for_source_files): Use long for count to avoid overflow.
9850 (output_data): Likewise.
9851 (output_data): Don't use string concatatenation to silence gcc
9854 * predict.c: Fix typos and grammar.
9856 * gcse.c (insert_insn_end_bb): Remove unused variables.
9858 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
9860 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
9861 (attempt_auto_inc): LIkewise.
9862 (mark_used_reg): Likewise.
9863 (try_pre_increment_1): Likewise.
9864 * regclass.c (regclass): Likewise.
9865 * global.c (allocno_compare): Update comment; change scaling factor.
9866 * local-alloc.c (QTY_CMP_PRI): Likewise.
9867 * regs.h (REG_FREQ_FROM_BB): New.
9868 (REG_FREQ_MAX): Likewise.
9870 2001-07-30 H.J. Lu <hjl@gnu.org>
9872 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
9875 2001-07-30 H.J. Lu (hjl@gnu.org)
9877 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
9878 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9879 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
9881 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
9883 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
9884 as -mthumb-interwork when -mcpu=arm7 is specified.
9886 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9888 * predict.def (noreturn, loop branch, loop exit): Mark as first
9891 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
9893 * combine.c (try_combine): Avoid barrier after noop jumps.
9895 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9897 * cpphash.h (struct cpp_reader): Remove import_warning.
9898 * cpplib.c (skip_rest_of_line): Don't bother turning off
9900 (parse_include): Move include handling to...
9901 (do_include_common): ... here. Move import warning from...
9902 (do_import): ... here.
9903 (do_pragma_poison): Don't do a callback for poison identifiers.
9904 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
9905 * cppmain.c (setup_callbacks): Similarly.
9907 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9909 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
9910 handle multiple sets.
9911 * except.c (sjlj_mark_call_sites): .... here.
9912 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
9914 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9916 Suggested by Richard Henderson and Richard Kenner:
9917 * combine.c (recog_for_combine): Use the fake recog
9918 only if instruction does not match.
9919 * rtl.h (NOOP_MOVE_INSN_CODE): New.
9920 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
9922 * combine.c (try_combine): Discover noop jump as direct jump.
9924 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
9926 * df.c (df_rd_global_compute): Add successors to worklist, not
9928 (df_ru_global_compute): Ditto.
9930 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
9932 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
9933 increment REG_N_SETS.
9935 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
9937 * sbitmap.h: New prototype for sbitmap_a_xor_b.
9939 * sbitmap.c (sbitmap_a_xor_b): New function.
9940 ifdef the basic block stuff on IN_GCC.
9942 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9944 * cppexp.c (parse_defined): Always record the macro name.
9945 (lex): Don't worry about identifiers, or special-case
9947 (_cpp_parse_expr): Figure out at the end of the routine
9948 whether we saw a valid !defined() expression.
9949 * cppfiles.c (stack_include_file): Update for mi_valid.
9950 (_cpp_pop_file_buffer): Similarly.
9951 * cpplex.c (_cpp_lex_token): Similarly.
9952 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
9953 mi_if_not_defined, mi_lexed): Remove.
9955 * cpplib.c (do_if): Simplify.
9956 (do_endif, push_conditional, _cpp_handle_directive): Update
9957 for renaming of mi_state to mi_valid.
9959 * cpp.texi: Add index entries for digraphs, and add comment
9960 that C++ refers to them as alternative tokens.
9962 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
9964 * basic-block.h (CLEANUP_PRE_LOOP): New.
9965 * except.c (finish_eh_generation): Update call of cleanup_cfg.
9966 * sibcall.c (optimize_sibling_calls): Likewise.
9967 * toplev.c (rest_of_compilation): Likewise.
9968 * flow.c (try_forward_edges): Take argument MODE;
9969 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
9970 (try_optimize_cfg): Update call of try_forward_edges.
9972 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9973 Jan Hubicka <jh@suse.cz>
9975 * (validate_replace_rtx_1): Fix simplification of MINUS.
9977 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
9979 PR preprocessor/3669
9980 * cppinit.c (init_dependency_output): Turn off dump requests
9981 if sending dependencies to stdout.
9983 2001-07-28 Richard Henderson <rth@redhat.com>
9985 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
9988 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
9990 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
9992 2001-07-28 Kazu Hirata <kazu@hxi.com>
9994 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
9995 is VAR_DECL first to prevent an ICE.
9997 2001-07-28 Richard Henderson <rth@redhat.com>
9999 * varasm.c (immed_real_const_1): Don't elide special cases for
10001 (clear_const_double_mem): Clear const_tiny_rtx too.
10003 2001-07-28 Richard Henderson <rth@redhat.com>
10005 * dwarf2out.c (dw_val_class_offset): New.
10006 (struct dw_ranges_struct, dw_ranges_ref): New.
10007 (ranges_table, ranges_table_allocated): New.
10008 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
10009 (add_AT_offset, add_ranges, output_ranges): New.
10010 (print_die, output_die): Handle dw_val_class_offset.
10011 (attr_checksum, size_of_die, value_format): Likewise.
10012 (gen_lexical_block_die): Handle non-contiguous blocks.
10013 (gen_block_die): Likewise.
10014 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
10015 if needed. Dump the ranges table.
10016 * final.c (final_start_function): Remove unnecessary notes and
10017 rebuild the block tree before numbering the blocks.
10018 * function.c (reorder_blocks_0): Walk the existing block tree
10019 to unmark all blocks.
10020 (reorder_blocks_1): Create block fragments when duplicate block
10022 (reorder_fix_fragments): New.
10023 (reorder_blocks): Call it.
10024 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
10026 2001-07-28 Richard Henderson <rth@redhat.com>
10028 * emit-rtl.c (adjust_address): Make a copy of the memory address.
10030 2001-07-28 Richard Henderson <rth@redhat.com>
10032 * flow.c (add_to_mem_set_list): New function.
10033 (init_propagate_block_info): Use it.
10034 (mark_set_1): Likewise.
10035 (insn_dead_p): Canonicalize memory address for dead store
10036 comparison. Allow wider mode stores to kill narrower mode stores.
10037 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
10038 (invalidate_mems_from_set): Don't handle MEMs.
10040 2001-07-28 Kazu Hirata <kazu@hxi.com>
10042 * config/h8300/h8300.h: Fix formatting.
10044 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10046 * basic-block.h (EDGE_FREQUENCY): New macro.
10047 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
10049 * flow.c (find_sub_basic_blocks): Likewise.
10050 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
10051 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
10053 * predict.c (DEF_PREDICTOR): New argument FLAGS.
10054 (HITRATE): New macro.
10055 (PRED_FLAG_FIRST_MATCH): New constant.
10056 (predictor_info): New field flgags.
10057 (combine_predictions_for_insn): Use DS theory to combine
10058 probabilities; set the edge probabilities when finished.
10059 (estimate_probability): Avoid duplicated matches
10060 of LOOP_BRANCH heuristics for nested loops; update comment.
10061 * predict.def: Add flags for each prediction, set probabilities
10062 according to B&L paper.
10063 * predict.h (DEF_PREDICTOR): New argument FLAGS.
10065 * profile.c (compute_branch_probabilities): Cleanup way the edge
10066 probabilities are computed and REG_BR_PROB notes are dropped; if
10067 values does not match, emit error.
10068 (init_branch_prob): Do error instead of warning when profile driven
10069 feedback is missing or corrupt.
10071 2001-07-27 DJ Delorie <dj@redhat.com>
10073 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
10074 against a constant, try to adjust the compare to have the desired
10075 constant in it so that min/max optimizations happen more often.
10077 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10079 * flow.c (last_loop_beg_note): New function.
10080 (redirect_edge_and_branch): Use it.
10081 (split_edge): Likewise.
10083 * alias.c (loop_p): Avoid uninitialized memory access.
10085 * flow.c (try_forward_edges): Avoid accessing freed memory.
10087 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
10090 2001-07-26 Andrew Haley <aph@redhat.com>
10091 Joern Rennecke <amylaar@redhat.com>
10093 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
10094 (SUBTARGET_CPP_ENDIAN_SPEC): New.
10095 (SUBTARGET_CPP_SPEC): New.
10096 (CPP_SPEC): Remove.
10097 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
10098 (SUBTARGET_CPP_PTR_SPEC): New.
10099 (CPP_DEFAULT_CPU_SPEC): New.
10100 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
10101 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10102 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
10103 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10104 (SUBTARGET_CPP_SPEC): Define as an empty string.
10106 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10108 * doc/install.texi (Configuration): Properly link the host
10109 specific instructions also when generating HTML.
10111 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
10113 * flow.c (redirect_edge_and_branch_force): Test
10114 target->global_live_at_start.
10116 2001-07-26 Richard Henderson <rth@redhat.com>
10118 * simplify-rtx.c (avoid_constant_pool_reference): Export.
10119 * rtl.h (avoid_constant_pool_reference): Declare it.
10120 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
10121 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
10123 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10125 * rtl.h (cleanup_barriers): Declare.
10126 * jump.c (cleanup_barriers): New function.
10127 * toplev.c (rest_of_compilation): Call cleanup_barriers
10128 before loop optimizer and after bb_reorder.
10130 * flow.c (back_edge_of_syntactic_loop_p): New.
10131 (split_edge): Use it.
10133 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10135 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
10137 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
10139 * cse.c (cse_process_notes): Replace any registers if the address
10142 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
10144 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
10145 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
10146 (propagate_block): Update prototype.
10147 * flow.c (update_life_info): Simplify the CFG and
10148 recalculate the global regs which are alive when
10149 removing dead code during a global update.
10150 (propagate_block): Return non-zero if an INSN is
10153 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10155 * Makefile.in (LIBICONV): Define.
10157 2001-07-26 Catherine Moore <clm@redhat.com>
10159 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
10160 of conditional to avoid tree checking errors.
10162 2001-07-26 Kazu Hirata <kazu@hxi.com>
10164 * regmove.c (regmove_optimize): Don't replace a reg with
10165 another reg of a different mode.
10167 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
10169 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
10170 limit length of dependency flush list.
10171 * params.h (MAX_PENDING_LIST_LENGTH): Define.
10172 * sched-int.h (struct deps): Add pending_flush_length field.
10173 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
10174 has 1 element in it.
10175 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
10176 (sched_analyze): After a jump, if the pending memory flush list is too
10177 large, flush the pending lists.
10178 (init_deps): Initialize pending_flush_length to 0.
10179 * doc/invoke.texi (max_pending_list_length): Document parameter.
10181 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
10183 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
10184 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
10185 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
10187 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10189 * cpphash.h (struct_lexer_state): Delete was_skipping.
10190 Move skipping here from struct cpp_reader.
10191 * cpplex.c (parse_identifier): Update.
10192 (_cpp_lex_token): Don't skip tokens in a directive.
10193 * cpplib.c (struct if_stack): Update.
10194 (start_directive, end_directive): Don't change skipping state.
10195 (_cpp_handle_directive): Update.
10196 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
10197 (do_else, do_endif): Update; only check for excess tokens if not
10198 in a skipped conditional block.
10199 (push_conditional): Update for new struct if_stack.
10201 2001-07-26 Graham Stott <grahams@redhat.com>
10203 * function.c (locate_and_pad_parm): Also pad initial offset
10204 so that the total argument size also includes the padding.
10206 2001-07-26 Graham Stott <grahams@redhat.com>
10208 * gensupport.c (alter_output_for_insn): Correct enable checking failure
10209 change XSTR to XTMPL.
10211 (process_one_cond_exec): Likewise
10213 2001-07-25 Richard Henderson <rth@redhat.com>
10215 * varasm.c (assemble_variable): Create DECL_RTL before setting
10218 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
10220 * predict.c (estimate_probability): Avoid duplicated predictions.
10222 * loop.c (find_and_verify_loops): Grok multiple barriers.
10224 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10226 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
10228 * dbxout.c: Consistently use putc instead of fputc.
10229 (print_wide_int): New function; call instead of direct fprintf.
10230 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
10231 (dbxout_type_fields, dbxout_type_method_1): Likewise.
10232 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
10233 (print_int_cst_octal): Likewise.
10234 (print_octal): Show we wrote characters.
10235 (dbxout_type): Set have_used_extensions in more places.
10237 2001-07-25 Catherine Moore <clm@redhat.com>
10239 * config/v850/v850.c (v850_va_arg): Use addr
10240 instead of valist to build incr.
10242 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
10244 * flow.c (delete_dead_jumptables): New function.
10245 (life_analyzis): Call it.
10246 * bb-reorder.c (skip_insns_after_block): Handle contradictory
10249 2001-07-25 Richard Henderson <rth@redhat.com>
10251 * except.c (reachable_handlers): Handle a region being removed
10252 out from under a RESX.
10254 2001-07-25 Richard Henderson <rth@redhat.com>
10256 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
10257 swap GE/GT if it is an fp comparison.
10259 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
10261 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
10264 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
10266 * ssa.c (rename_insn_1): Do not wrap an assignment to a
10267 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
10270 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
10271 throw an exception.
10272 (visit_expression): When attempting to simplify an expression,
10273 retrieve any modes for arguments before they are simplified
10276 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10277 Janis Johnson <janis@us.ibm.com>
10279 * stmt.c (expand_goto): A nonlocal goto can be a call too.
10280 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
10281 pointer parameters to match documented usage of nonlocal_goto.
10282 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
10283 parameters to their correct order.
10284 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
10285 parameters to their correct order.
10287 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10289 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
10291 2001-07-25 Jan Hubicka <jh@suse.cz>
10292 Richard Henderson <rth@redhat.com>
10294 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
10296 (make_edges): New argument update_p; populate the edge cache if set.
10297 (find_basic_blocks): Update make_edges invocation.
10299 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10301 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
10303 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10305 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
10306 -Acpu and -Amachine.h.
10307 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
10308 Corrected header to say ELF not a.out.
10309 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
10310 when given -msoft-float.
10312 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10314 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
10315 extra multilib parts like arm-elf.
10316 (i960-*-coff*, i960-*-rtems): Should not use collect2.
10317 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
10318 crtfini.o as extra multilib parts.
10320 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10322 * configure.in: Add rtems as a supported thread model.
10323 * gthr-rtems.h: Add missing entry point __gthread_active_p.
10324 * configure: Rebuilt.
10326 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
10328 * stor-layout.c (get_mode_alignment): make it work when
10329 BITS_PER_UNIT is not a power of two.
10330 * builtins.c (get_pointer_alignment): Likewise.
10332 2001-07-24 Richard Henderson <rth@redhat.com>
10334 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
10335 the retrieved constant into the expected mode.
10337 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10339 * flow.c (try_simplify_condjump): Avoid duplicated edges.
10340 (verify_flow_info): Check for duplicated edges; clarify
10343 * flow.c (block_label): Update basic_block_for_insn.
10344 (commit_edge_insertions): Call compute_bb_for_insn.
10346 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
10349 * flow.c (redirect_edge_and_branch,
10350 try_optimize_cfg): Use redirect_edge_succ_nodup
10351 (redirect_edge_succ_nodup): New.
10352 * basic_block.h (redirect_edge_succ_nodup): Declare.
10354 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
10357 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
10359 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
10360 (try_crossjump_to_edge): Update commetns.
10361 (try_crossjump_bb): Likewise.
10363 2001-07-24 Richard Henderson <rth@redhat.com>
10365 * combine.c (distribute_notes): Move set of need_refresh
10366 for noop_move_p down to catch all cases.
10368 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
10370 * recog.c (split_all_insns_noflow): New.
10371 * rtl.h (split_all_insns_noflow): Declare.
10372 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
10373 * m68hc11.c (m68hc11_reorg): Likewise.
10374 * sh.c (machine_dependent_reorg): Likewise.
10375 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
10378 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10380 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10381 (ashlsi3_n splitter): Likewise.
10382 (lshrsi3_n splitter): Likewise.
10384 (GOTaddr2picreg): Make const SImode.
10385 (sym_label2reg): Likewise.
10386 (symGOT2reg): Likewise.
10387 (symGOTOFF2reg) Likewise.
10389 (casesi_worker_0): Make unspec SImode.
10391 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10393 * config/sh/sh.c (barrier_align): Check that an operand really is
10394 an insn before extracting its INSN_CODE.
10396 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10398 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10401 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10402 for SImode to prevent overflow.
10404 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10406 * config/mips/irix6-libc-compat.c: New file.
10407 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10408 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10409 passing workaround.
10411 2001-07-24 lars brinkhoff <lars@nocrew.org>
10413 * rtl.texi (REG_POINTER): Document.
10414 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10415 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10417 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10419 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10421 2001-07-23 Richard Henderson <rth@redhat.com>
10423 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10425 2001-07-23 Kazu Hirata <kazu@hxi.com>
10427 * config/h8300/h8300-protos.h: Add a prototype for
10428 general_operand_dst_push.
10429 * config/h8300/h8300.c (general_operand_dst_push): New.
10430 * config/h8300/h8300.h (OK_FOR_T): New.
10431 (EXTRA_CONSTRAINT): Use it.
10432 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10433 the existing movqi pattern.
10434 (movhi_push): Likewise.
10436 * reload.c: Fix comment typos.
10438 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10440 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10442 2001-07-23 H.J. Lu (hjl@gnu.org)
10444 * doc/extend.texi: Update __builtin_return_address and
10445 __builtin_frame_address.
10447 2001-07-23 Richard Henderson <rth@redhat.com>
10449 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10451 * config/i386/i386.md: New setcc+movzbl peephole2.
10453 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10455 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10456 * objc/objc-act.c: Include debug.h.
10457 (synth_module_prologue): Save and restore debug hooks too.
10459 2001-07-23 lars brinkhoff <lars@nocrew.org>
10461 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10462 and C4X_FLOAT_FORMAT.
10463 (BOOL_TYPE_SIZE): Document.
10465 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10467 * unroll.c (loop_iterations): Fix miscalculation of initial
10470 2001-07-13 Andrew Haley <aph@redhat.com>
10472 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10473 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10474 * config/sh/sh.c (sh_can_redirect_branch): New function.
10475 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10476 * reorg.c (steal_delay_list_from_target): Use
10477 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10479 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10481 * flow.c (try_simplify_condjump): Unlink insn chain on
10482 fallthru edge; use can_fallthru.
10484 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10486 * basic-block.h (find_sub_basic_block): Declare.
10487 * flow.c (make_edges): New arguments MIN and MAX;
10488 (find_sub_basic_blocks): Revamp to use make_edges
10489 and purge_dead_edges.
10490 (find_basic_blocks): Update call of find_sub_basic_block.
10492 * recog.c (split_all_insns): Always expect CFG to be consistent;
10493 call find_sub_basic_blocks in case something has changed.
10494 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10497 * basic-block.h (delete_noop_moves): Declare.
10498 * combine.c (combine_instructions): Call it.
10499 (recog_for_combine): Tolerate noop moves
10500 (distribute_notes): Force refresh when register dies at noop move.
10501 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10503 (life_analysis): Update delete_noop_moves call.
10504 (set_noop_p): Move too ...
10505 * rtlanal.c (noop_move_p): ... here.
10506 * rtl.h (noop_move_p): Declare.
10508 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10509 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10511 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10512 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10514 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10516 * reload.c (push_reload): Fix typo in comment.
10517 (find_reloads_address): Ditto.
10518 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10520 2001-07-22 Richard Henderson <rth@redhat.com>
10522 * flow.c: Grammar check and clarify a lot of comments.
10523 (try_simplify_condjump): Rename variables to be clearer.
10524 (try_forward_edges): Skip complex and fallthru edges.
10525 Rearrange tests to avoid duplicate checks.
10526 (flow_find_cross_jump): Likewise.
10527 (outgoing_edges_match): Allow match if neither branch has
10528 probability data. Loosen probability match to 5%.
10529 (try_crossjump_to_edge): Hoist repeated indirection into
10531 (try_crossjump_bb): Don't check complex edges. Eliminate
10532 redundant crossjump tests.
10533 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10534 checks before more expensive checks.
10536 2001-07-22 Richard Henderson <rth@redhat.com>
10538 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10539 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10542 2001-07-22 Richard Henderson <rth@redhat.com>
10544 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10545 (const_sint32_operand): Likewise.
10546 * m68k.md (anon mulsi pattern): Use const_int_operand not
10547 const_sint32_operand.
10548 (umulsi3_highpart): Zero extend a constant input.
10549 (smulsi3_highpart): Don't bother checking SImode constant.
10550 (const_umulsi3_highpart): Give op3 DImode.
10551 (const_smulsi3_highpart): Likewise.
10553 2001-07-22 Richard Henderson <rth@redhat.com>
10555 * flow.c (split_block): Make sure bb_note is included in the
10556 new block when splitting before a label.
10558 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10560 * basic-block.h (redirect_edge_and_branch_force,
10561 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10562 * flow.c (redirect_edge_and_branch_force,
10563 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10564 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10565 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10566 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10567 instead of label; update CFG after transformation.
10568 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10569 for finishing the transformation; handle even case where ELSE
10570 does not follow THEN.
10571 (find_if_case_2): Update call of dead_or_predictable; simplify
10574 * emit-rtl.c (split_branch_probability): New global variable.
10575 (try_split): Take care to set split_branch_probability and
10576 create REG_BR_PROB note for new jump insns.
10577 * md.texi (define_split): Document new feature.
10579 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10581 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10583 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10584 (asm_out_file): Remove redundant declaration.
10585 (assemble_asm): Remove old #if 0 block.
10586 (assemble_variable): Remove end of function; debug output is
10587 now handled with global_decl. Remove old #if 0 block. Update.
10588 Remove saved_in_section and associated no-op code.
10589 * Makefile.in (varasm.o): Correct dependencies.
10591 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10593 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10594 the definition in defaults.h.
10596 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10598 * jump.c: Update comments.
10599 (delete_barrier_successors, delete_unreferenced_labels,
10600 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10601 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10602 jump_optimize, jump_optimize_minimal): Kill.
10603 (rebuild_jump_labels): Move code from jump_optimize_1.
10604 (purge_line_number_notes): Likewise.
10605 (copy_loop_headers): Likewise.
10606 * reg-stack.c: Update comment.
10607 * stmt.c: Likewise.
10608 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10609 JUMP_AFTER_REGSCAN): Kill.
10610 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10611 purge_line_number_notes and copy_loop_headers.
10613 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10614 Richard Henderson <rth@redhat.com>
10616 * dbxout.c (dbxout_global_decl): New.
10617 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10618 * sdbout.c (sdbout_finish): New.
10619 (sdbout_debug_hooks): Use it, add comments.
10620 (sdbout_global_decl): Defer initialised public vars to
10622 * varasm.c (assemble_variable): Don't output debug information
10623 for file-scope variables.
10625 2001-07-22 Richard Henderson <rth@redhat.com>
10627 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10628 (get_round_mode_suffix): New.
10629 (print_operand): Use them for [/]. Remove support for [&'`()+].
10630 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10631 * config/alpha/alpha.md (attr round_suffix): New.
10632 (attr trap_suffix): New.
10633 (all insns): Set them appropriately. Use %/ instead of the
10634 myriad punctuators.
10636 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10638 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10640 2001-07-22 Richard Henderson <rth@redhat.com>
10642 * regrename.c (regrename_optimize): Compute nregs for each
10643 potential target register.
10645 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10646 Richard Henderson <rth@redhat.com>
10648 * dbxout.c (dbxout_global_decl): New.
10649 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10650 * sdbout.c (sdbout_finish): New.
10651 (sdbout_debug_hooks): Use it, add comments.
10652 (sdbout_global_decl): Defer initialised public vars to
10654 * varasm.c (assemble_variable): Don't output debug information
10655 for file-scope variables.
10657 2001-07-21 H.J. Lu (hjl@gnu.org)
10659 * config/mips/mips.c (mips_cpu): Moved into ...
10660 (override_options): Here.
10662 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10664 (mips_cpu): Removed.
10666 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10668 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10669 ("iorqi3"): Likewise.
10670 ("xorqi3"): Likewise.
10671 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10672 ("*subhi3_sp): Likewise.
10673 ("*subhi3"): Likewise.
10674 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10677 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10679 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10680 * config/freebsd.h: Likewise.
10681 * config/linux.h: Likewise.
10682 * config/openbsd.h: Likewise.
10683 * config/alpha/linux-elf.h: Likewise.
10684 * config/arm/linux-elf.h: Likewise.
10685 * config/d30v/d30v.h: Likewise.
10686 * config/fr30/fr30.h: Likewise.
10687 * config/ia64/aix.h: Likewise.
10688 * config/ia64/ia64.h: Likewise.
10689 * config/mips/linux.h: Likewise.
10690 * config/pj/pj.h: Likewise.
10691 * config/rs6000/linux.h: Likewise.
10692 * config/sparc/linux.h: Likewise.
10693 * config/sparc/linux64.h: Likewise.
10695 2001-07-20 Bruce Korb <bkorb@gnu.org>
10697 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10698 because getc() and char* may disagree on signedness.
10700 2001-07-20 Richard Henderson <rth@redhat.com>
10702 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10704 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10705 insns to delete in the presence of cc0 in a jump insn.
10707 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10708 Jan Hubicka <jh@suse.cz>
10710 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10711 of doing the change by hand.
10713 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10715 * rtlanal.c (set_noop_p): Return true for noop jumps.
10717 * expr.c (emit_single_push_insn): Add call to push expander.
10718 * expr.h (optab_index): Add OTI_push
10719 (push_optab): New constant.
10720 * genopinit.c (optabs): Add push_optab.
10721 * optabs.c (init_optab): Init push optab.
10722 * md.texi (push??1): Document
10724 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10726 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10727 expand to emit the pattern; put a REG_INC note for push/pop
10729 ("movdf", "movdf_internal"): Likewise.
10730 ("movsi", "movsi_internal"): Likewise.
10731 ("movsf", "movsf_internal"): Likewise.
10732 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10734 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10736 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10739 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10741 * params.def: Change default max inline insns to 100.
10743 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10745 * combine.c (combine_simplify_rtx): Generate a new shift operation
10746 when simplifying the first operand of a (neg (ashift)) expression.
10748 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10750 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10752 2001-07-20 Kelley Cook <kelley.cook@home.com>
10754 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10755 information. Move rest into ...
10756 (*-*-solaris): ... here. Eliminate redundant information and
10757 reword necessary packages section. Delete 4.x assembler bug info.
10758 (sparc-sun-*): Merge into ...
10759 (sparc-sun-sunos*): here.
10761 2001-07-20 Catherine Moore <clm@redhat.com>
10763 * config/v850/v850.md (casesi): Generate LABEL_REF
10766 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10768 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10769 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10770 * i386.md (strclrsi expander): Use it.
10772 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10774 * integrate.c (copy_insn_list): handle
10775 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10776 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10777 identically as to CODE_LABEL.
10779 * fold-const (fold): Convert A/B/C to A/(B*C) and
10782 * except.c (connect_post_landing_pads): Delete the RESX insns.
10784 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10786 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10788 * config/mips/mips.md (nmadd/nmsub): Use macro.
10790 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10792 * cppinit.c (remove_dup_dir): Make static.
10793 (remove_dup_dirs): Make static. Only warn about preempting a
10794 system directory with a non-system directory.
10796 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10798 * ifcvt.c (noce_try_store_flag_constants): Correct order
10799 of parameters to trunc_int_for_mode.
10801 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10803 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10804 an exception that will be caught within this function, do not fill
10805 its delay slot with any subsequent instruction.
10807 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10809 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10810 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10811 pointer extension instruction.
10812 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10813 * simplify-rtx.c (simplify_unary_operation) Likewise.
10814 * explow.c (convert_memory_address) Check value of
10815 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10817 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
10818 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
10819 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
10820 Add Multilib Support.
10821 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
10822 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
10823 Add Multilib Support.
10824 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
10826 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
10827 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
10828 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
10830 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
10832 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
10833 old and new operands in `<', `3' and `b'.
10835 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10837 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
10838 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
10839 (toplev.o): Don't depend on xcoffout.h.
10840 * c-decl.c: Include debug.h
10841 (duplicate_decls): Use debug hook.
10842 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
10843 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10844 (dbxout_types): Remove.
10845 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
10846 * debug.c (do_nothing_debug_hooks): Update.
10847 (debug_true_tree, debug_nothing_rtx): New.
10848 * debug.h (struct rtx_def): New.
10849 (struct gcc_debug_hooks): New hooks ignore_block,
10850 outlining_inline_function and label.
10851 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
10852 dwarf2out_frame_finish): New.
10853 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
10854 Make static, update prototype.
10855 (dwarf2_debug_hooks): Update.
10856 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
10857 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
10858 * dwarfout.c (dwarf_debug_hooks): Update.
10859 * emit-rtl.c: Include debug.h.
10860 (remove_unnecessary_notes): Use debug hook.
10861 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
10862 (final_scan_insn): Use debug hook.
10863 * integrate.c (output_inline_function): Use debug hook.
10864 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
10865 (sdb_debug_hooks): Update.
10866 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
10867 * toplev.c: Don't include xcoffout.h.
10868 (note_outlining_of_inline_function, debug_ignore_block): Remove.
10869 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
10871 * tree.h (dwarf2out_do_frame): Remove.
10873 2001-07-19 Catherine Moore <clm@cygnus.com>
10875 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
10877 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10879 * reload1.c (eliminate_regs_in_insn): When updating a set
10880 to the frame pointer to the hardware frame pointer, perform
10881 the update always not just when REPLACE is set.
10883 * reload1.c (choose_reload_regs): Don't inherit a reload
10884 that crosses multiple registers if registers past the first
10885 don't fit in the desired class.
10887 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
10888 when negating constants.
10890 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
10892 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
10893 * doc/tree.texi: Ditto.
10895 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
10896 Jakub Jelinek <jakub@redhat.com>
10898 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
10899 (extract_cie_info): Handle "eh" augmentation properly,
10901 (struct frame_state, __frame_state_for): New.
10903 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10905 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
10906 HANDLE_SYSV_PRAGMA): Define.
10907 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
10909 (copy_object): Caller changed.
10911 2001-07-19 Andreas Schwab <schwab@suse.de>
10913 * configure.in (assembler dwarf2 debug_line support): Define nop
10915 * configure: Regenerated.
10917 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10919 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
10921 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
10922 to conditionally compiled block.
10923 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10924 * dbxout.h (dbxout_function): Remove.
10925 * debug.c (do_nothing_debug_hooks): Update.
10926 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
10927 global_decl, deferred_inline_function.
10928 * dwarf2out.c (dwarf2_debug_hooks): Update.
10929 (dwarf2out_global_decl): New.
10930 * dwarfout.c: Don't include dwarfout.h.
10931 (dwarfout_global_decl, dwarfout_function_decl,
10932 dwarfout_deferred_inline_function): New.
10933 (dwarf_debug_hooks): Update.
10934 * dwarfout.h: Remove.
10935 * final.c: Don't include dwarfout.h.
10936 * sdbout.c (sdbout_global_decl): New.
10937 (sdbout_debug_hooks): Update.
10938 * toplev.c: Don't include dwarfout.h.
10939 (check_global_declarations, rest_of_compilation): Use new debug hooks.
10940 (note_deferral_of_defined_inline_function): Remove.
10941 * toplev.h (note_deferral_of_defined_inline_function): Remove.
10942 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
10943 * ch/lex.c: Don't include dwarfout.h.
10944 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
10945 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
10946 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
10947 * cp/optimize.c: Include debug.h.
10948 (maybe_clone_body): Use debug hook.
10949 * cp/semantics.c: Include debug.h.
10950 (expand_body): Use debug hook.
10951 * po/POTFILES.in: Remove dwarfout.h.
10953 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10955 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
10956 * c-parse.in (yyerror, _yylex): Similarly.
10957 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
10958 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
10960 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
10961 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
10963 2001-07-18 Jeff Sturm <jsturm@one-point.com>
10965 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
10966 in-class declaration at -g1. Fixes c++/2814.
10968 2001-07-18 Richard Henderson <rth@redhat.com>
10970 * doc/md.texi (reload_in/out): Document restrictions in predicates
10971 and constraints for these patterns. Document empty string matching
10974 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10976 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
10978 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10980 * cse.c: Undo my previous patch.
10982 2001-07-18 Tom Tromey <tromey@redhat.com>
10985 * configure: Rebuilt.
10986 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
10988 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
10990 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
10991 Jan Hubicka <jh@suse.cz>
10993 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
10994 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
10995 * jump.c (mark_jump_label): Do not forward branches.
10997 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
10999 * cse.c (delete_trivially_dead_insns): Delete the libcall block
11000 when return value is unused.
11002 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11004 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
11006 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
11008 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
11009 on error. We can't blindly return the result of
11010 pthread_mutex_trylock because it returns a positive number on
11011 error, while we must return -1 on error.
11012 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
11014 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
11016 2001-07-18 Andreas Jaeger <aj@suse.de>
11018 * integrate.c (output_inline_function): Correct type of debug_hooks.
11020 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
11022 * combine.c (combine_simplify_rtx): DIV can be treated
11023 associatively for floats if unsafe math optimisations are enabled.
11025 2001-07-17 Richard Henderson <rth@redhat.com>
11027 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
11029 2001-07-17 Richard Henderson <rth@redhat.com>
11031 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
11032 don't force the function address into a register.
11033 (expand_call, emit_library_call_value_1): Update callers.
11034 * builtins.c (expand_builtin_apply): Likewise.
11035 * expr.h (prepare_call_address): Update decl.
11037 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
11039 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
11041 * config/i386/chorus.h: Move up.
11042 * config/sparc/chorus.h: Likewise.
11043 * config/rs6000/chorus.h: Likewise.
11044 * config/chorus.h: Moved here.
11046 2001-07-17 Andreas Schwab <schwab@suse.de>
11048 * configure.in (assembler eh_frame optimization): Handle big
11050 * configure: Regenerated.
11052 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
11054 * expr.c (epxand_expr): Convert divisions into multiplications by
11055 reciprocals if -ffast-math.
11057 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
11059 * dbxout.c (dbxout_really_begin_function): Rename to
11060 dbxout_begin_function.
11061 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11062 (dbxout_begin_function): Remove.
11063 (dbxout_function): Update.
11064 (dbxout_source_line): Update prototype.
11065 * dbxout.h (dbxout_begin_function): Remove.
11066 * debug.c (do_nothing_debug_hooks): Update.
11067 (debug_nothing_tree): Update.
11068 (debug_nothing_charstar_rtx): Remove.
11069 * debug.h (union tree_node): Declare.
11070 (struct rtx_def): Remove.
11071 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
11072 begin_function. Change source_line prototype.
11073 (debug_nothing_tree): New.
11074 (debug_nothing_charstar_rtx): Delete.
11075 (dwarf2out_begin_prologue): Moved from ...
11076 * tree.h: ... here.
11077 * dwarf2out.c (dwarf2_debug_hooks): Update.
11078 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
11079 debug info, call dwarf2out_source_line.
11080 (dwarf2out_souce_line): Update prototype.
11081 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
11082 Change prototype, make static.
11083 (dwarfout_source_line): Update prototype.
11084 (dwarf_debug_hooks): Update.
11085 * dwarfout.h (dwarfout_begin_function): Remove.
11086 * final.c (final_start_function, final_scan_insn): Use appropriate
11087 debug hooks, update to use notice_source_line.
11088 (output_source_line): Rename notice_source_line. Don't call the
11089 source_line debug hook.
11090 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
11091 make static, update prototype.
11092 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
11094 (sdbout_end_prologue): New.
11095 (sdbout_source_line): Update prototype.
11096 (sdbout_debug_hooks): Update.
11097 (sdbout_symbol): Remove unused var.
11098 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
11100 * varasm.c: Include debug.h.
11101 (assemble_start_function): Use begin_function debug_hook.
11102 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11103 update with prototype.
11104 (xcoffout_source_line): Update prototype.
11105 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11107 (xcoffout_source_line): Update prototype.
11109 2001-07-17 Richard Henderson <rth@redhat.com>
11111 * c-typeck.c (build_binary_op): Do not shorten unsigned
11112 right shift after sign extension.
11114 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
11116 * combine.c (combine_simplify_rtx): Attempt to simplify
11117 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
11119 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
11120 (simplify_binary_operation, simplify_unary_operation,
11121 simplify_relational_operation): Use it.
11123 * combine.c (combine_simplify_rtx): Don't do associative law
11124 on divisions; allow associative law on floats.
11126 2001-07-17 H.J. Lu <hjl@gnu.org>
11127 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11129 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
11130 ASM_OUTPUT_WEAK_ALIAS are defined.
11131 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
11132 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
11134 * config/mips/iris5.h: ... here.
11135 (HANDLE_SYSV_PRAGMA): Defined as 1.
11136 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
11137 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
11140 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11142 * c-parse.in (all_prefix_attributes): New variable.
11143 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
11144 (maybe_resetattrs): New production.
11145 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
11146 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
11147 notype_initdcl, nested_function, notype_nested_function,
11148 component_decl, components, components_notype,
11149 component_declarator, component_notype_declarator,
11150 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
11151 ivars, mydecl, myparm): Update. Avoid prefix attributes just
11152 after a comma being applied to more than one declarator.
11153 * doc/extend.texi (Attribute Syntax): Update. Remove
11154 documentation of bugs that are no longer present.
11156 2001-07-13 Eric Christopher <echristo@redhat.com>
11158 * config/mips/mips.h: Change TUNE_MIPS* options to use
11160 (EXTRA_SPECS): Add cc1_cpu_spec.
11161 * config/mips/mips.md (muldf3): Fix typo.
11163 2001-07-16 Richard Henderson <rth@redhat.com>
11165 * config/m68k/m68k.c: Include expr.h and reload.h.
11166 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
11167 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
11169 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11170 Richard Henderson <rth@redhat.com>
11172 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
11173 (insn_live_p): Fix fall off end of function.
11174 (dead_libcall_p): Remove COUNTS argument; update callers.
11175 (delete_trivially_dead_insns): Remove unused variables.
11177 2001-07-17 Andreas Jaeger <aj@suse.de>
11179 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
11180 x86-64 pic support.
11182 * lcm.c (optimize_mode_switching): Avoid warning for unused
11183 variable if !NORMAL_MODE.
11185 * flow.c (try_crossjump_to_edge): Remove unused variable.
11187 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11189 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
11190 atexit declaration in stdlib.h.
11192 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
11194 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
11196 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11198 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
11199 * except.c (finish_eh_generation): Update call of cleanup_cfg;
11200 do rebuild_jump_labels instead of jump_optimize
11201 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
11202 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
11203 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
11205 * flow.c: Include timevar.h
11206 (find_basic_block): Push/pop timevar;
11207 (cleanup_cfg): Likewise.
11208 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
11209 * Makefile: Add dependencies on timevar.h
11211 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
11212 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
11214 * rtl.h (delete_trivially_dead_insns): Add new parameter.
11215 * toplev.c (rest_of_compilation): Update calls.
11216 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
11217 (delete_trivially_dead_insns): ... here; accept new argument
11218 preserve_basic_blocks; preserve basic blocks if set.
11220 * reg-stack.c (stack_regs_mentioned): Return 0 if
11221 stack_regs_mentioned_data is not initialized.
11222 (reg_to_stack): Make stack_regs_mentioned survive after the
11223 reg-stack is completted; do not call cleanup_cfg.
11224 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
11225 make cleanup_cfg after bb-reorder to output to debug file.
11227 2001-07-16 Richard Henderson <rth@redhat.com>
11229 * regclass.c (init_reg_sets): Use only 32 bits per initializer
11230 from int_reg_class_contents.
11232 2001-07-16 Richard Henderson <rth@redhat.com>
11234 * hard-reg-set.h (regs_invalidated_by_call): Declare.
11235 * regclass.c (regs_invalidated_by_call): Move from cse.c.
11236 (init_reg_sets_1): Move initialization from cse_main.
11237 * cse.c (regs_invalidated_by_call): Move to regclass.c.
11238 (cse_main): Move its initialization also.
11239 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
11240 * flow.c (propagate_one_insn): Likewise.
11241 * gcse.c (compute_hash_table): Likewise.
11242 (compute_kill_rd, compute_store_table): Likewise.
11243 * sched-deps.c (sched_analyze_1): Likewise.
11245 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
11247 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
11250 2001-07-16 Steve Ellcey <sje@cup.hp.com>
11252 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
11253 in if statement so we don't access undefined memory.
11255 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11257 * gcse.c: Update comment at top.
11258 Update comment on mem handling.
11259 mem_last_set, mem_first_set, mem_set_in_block: gone.
11260 Declaration of reg_set_info: gone.
11261 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
11262 pointless with load_killed_in_block_p (they are *more*
11263 conservative then it, not less, and less accurate).
11264 (oprs_not_set_p): Ditto.
11265 (alloc_gcse_mem): Don't allocate mem_set_in_block
11266 (free_gcse_mem): Don't free it, either.
11267 (record_last_mem_set_info): Update comment in front, remove
11268 mem_*set_* stuff. Note the reason we don't handle stores directly
11270 (compute_hash_table): Update comments to reflect reality. Remove
11271 mem_*set_* references.
11272 (reset_opr_set_tables): Remove mem_*set_* references.
11273 (mark_call): Ditto.
11274 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
11275 (mark_clobber): Ditto (on both parts, we double set here too).
11276 (expr_killed_p): Remove mem_set_in_block test.
11277 (compute_transp): Remove mem_set_in_block test.
11279 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
11280 of edge, and removal of phi alternative to dump file.
11281 (ssa_ccp_substitute_constants): Add note about register now being
11282 constant, and which uses were replaced in what insns to dump file.
11284 2001-07-16 Andreas Jaeger <aj@suse.de>
11286 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
11287 variables of type HOST_WIDEST_INT.
11289 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
11290 (__bb_exit_func): Correct type of count_max to avoid overflow.
11291 (num_digits): Handle long long argument.
11293 * combine.c (gen_lowpart_for_combine): Remove unused variable.
11295 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11297 * output.h (sdb_begin_function_line): Restore as an extern
11299 * sdbout.c (sdb_begin_function_line): Make extern.
11301 2001-07-15 Richard Henderson <rth@redhat.com>
11303 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
11304 * genrecog.c (maybe_both_true_mode): New.
11305 (maybe_both_true_2): Use it.
11306 (write_switch): Don't put Pmode in a switch.
11307 * rtl.c (mode arrays): Don't explicitly size them.
11309 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11311 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
11312 handling; move unconditional splitting before mode switching.
11314 * i386.md (type): Add fistp type.
11315 (i387, length_attr, scheduling definitions): Handle this type.
11316 (fix_trunc?f?i2): Revamp to use mode switching.
11317 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
11318 * i386.h (fp_cw_mode): New enum
11319 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
11320 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
11322 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11324 * Makefile.in (integrate.o): Add debug.h.
11325 * integrate.c (debug.h): Add.
11326 (output_inline_function): Save, reset, and restore debug_hooks.
11328 2001-07-15 Richard Henderson <rth@redhat.com>
11330 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
11331 instead of COMPARE for the EQUIV expression.
11333 2001-07-15 Richard Henderson <rth@redhat.com>
11335 * flow.c (redirect_edge_and_branch_force): Initialize
11336 global_live_at_start and global_live_at_end.
11337 (allocate_bb_life_data): Export.
11338 * basic-block.h (allocate_bb_life_data): Declare.
11339 * toplev.c (rest_of_compilation): Call it.
11341 2001-07-15 Richard Henderson <rth@redhat.com>
11343 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
11344 (alpha_tablejump_best_label): New.
11345 * config/alpha/alpha-protos.h: Declare them.
11346 * config/alpha/alpha.md: Use braced strings for code blocks.
11347 (tablejump_osf): Break out add with r29.
11348 (tablejump_osf_internal): Remove.
11349 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
11350 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
11352 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11354 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
11357 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
11359 * i386-protos.h (ix86_split_fp_branch): Update prototype.
11360 (ix86_fp_jump_nontrivial_p): New.
11361 * i386.md (fp_jcc_?): Update call of split_fp_branch;
11362 use ix86_fp_jump_nontrivial_p.
11363 * i386.c (ix86_fp_jump_nontrivial_p): New.
11364 (ix86_split_fp_branch): Accept code instead of rtx.
11365 (ix86_expand_compare): Expand comparison early in case
11366 doing so is resonably cheap.
11368 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
11370 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
11372 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
11373 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
11375 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
11377 * dbxout.c (dbxout_source_line): Make static, update prototype.
11378 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
11379 (dbxout_init, dbxout_finish, dbxout_source_line,
11380 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11381 * dbxout.h (dbxout_source_line): Delete.
11382 * debug.c (debug_nothing_file, debug_nothing_file_int,
11383 debug_nothing_file_charstar_rtx): New.
11384 (do_nothing_debug_hooks): Update.
11385 (debug_nothing_void, debug_nothing_charstar_rtx,
11386 dwarf2out_end_epilogue): New.
11387 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11388 * debug.h (struct rtx_def): Declare.
11389 (gcc_debug_hooks): New hooks source_line, end_epilogue
11391 (debug_nothing_void, debug_nothing_charstar_rtx,
11392 dwarf2out_end_epilogue): New.
11393 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11394 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11395 (dwarf2_debug_hooks): Update.
11396 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11397 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11398 * dwarf2out.h (dwarf2out_source_line): Remove.
11399 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11400 Make static, update prototype.
11401 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11402 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11403 (dwarf_debug_hooks): Update.
11404 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11405 dwarfout_end_function): Remove.
11406 * final.c (profile_function): Use debug hooks for ending functions
11408 (output_source_line, final_end_function): Update prototype,
11410 (final_start_function, final_scan_insn): Update.
11411 * output.h (sdb_begin_function_line): Remove.
11412 (final_end_function): Update prototype.
11413 * sdbout.c (sdb_begin_function_line): Make static.
11414 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11415 (sdbout_source_line): New.
11416 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11418 (sdb_debug_hooks): Update.
11419 (sdbout_init, sdbout_source_line,
11420 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11421 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11422 * toplev.c (compile_file, rest_of_compilation): Update.
11423 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11424 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11425 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11426 Update for prototype changes.
11427 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11428 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11430 2001-07-15 Richard Henderson <rth@redhat.com>
11432 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11433 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11434 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11435 * config/alpha/alpha.c: Likewise.
11436 * config/alpha/alpha.md: Likewise.
11437 * config/alpha/alpha32.h: Likewise.
11438 * config/alpha/vms.h: Likewise.
11439 (OPEN_VMS): Remove.
11441 2001-07-14 Richard Henderson <rth@redhat.com>
11443 * config/alpha/alpha.md: Use define_constants for unspec values.
11444 Substitute throughout.
11446 2001-07-14 Tim Josling <tej@melbpc.org.au>
11448 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11450 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11452 * pa.md: Remove unused constraints from define_split's.
11454 2001-04-14 Richard Henderson <rth@redhat.com>
11456 * ifcvt.c (find_cond_trap): Test for exit block.
11458 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11460 Re-install recently reverted patch.
11461 * emit-rtl.c (try_split): Update mark_jump_label call.
11462 * flow.c (find_sub_basic_blocks): Likewise.
11463 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11464 jump_back_p): Kill.
11465 (mark_all_labels): Kill second parameter.
11466 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11467 (rebuild_jump_labels, jump_optimize_minimal): Update call
11468 of jump_optimize_1.
11469 (jump_optimize_1): Kill crossjumping code.
11470 (mark_jump_label): Kill cross_jump parameter.
11471 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11472 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11473 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11475 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11477 (dump_file_info): Likewise.
11478 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11479 reorganize passes to do reg-stack first, bb-reorder second.
11480 * invoke.texi (-d letters doc): Remove the jump2 pass.
11482 2001-07-14 Richard Henderson <rth@redhat.com>
11484 * ifcvt.c (find_cond_trap): New.
11485 (find_if_header): Call it.
11486 (merge_if_block): Relax existing jump sanity check.
11487 * jump.c (jump_optimize_1): Remove conditional trap handling.
11489 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11491 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11493 (insn_refs_are_delayed): Correct comment.
11494 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11495 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11496 instead of r31. Make associated insn !TARGET_64BIT, and
11497 provide an additional 64-bit insn that clobbers r2.
11498 (divsi3): Likewise.
11499 (udivsi3): Likewise.
11500 (modsi3): Likewise.
11501 (umodsi3): Likewise.
11503 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11505 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11507 * flow.c (redirect_edge_and_branch_force, split_edge,
11508 try_crossjump_to_edge): Use set_block_for_new_insns.
11509 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11511 2001-07-13 H.J. Lu (hjl@gnu.org)
11513 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11516 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11518 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11520 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11522 * c-common.c (decl_attributes): Take a pointer to the node to
11523 which attributes are to be attached, and a flags argument.
11524 * c-common.h (enum attribute_flags): New.
11525 (decl_attributes): Update prototype.
11526 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11527 finish_enum, start_function): Update calls to decl_attributes.
11528 * c-parse.in (component_declarator, component_notype_declarator,
11529 label): Update calls to decl_attributes.
11531 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11533 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11534 * config/avr/avr.c (legitimate_address_p): Return value changed
11535 from letter to register classes. For better debugging.
11537 2001-07-13 Kazu Hirata <kazu@hxi.com>
11539 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11541 2001-07-13 H.J. Lu (hjl@gnu.org)
11543 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11545 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11547 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11548 correctly for shared configurations.
11549 * config/t-libgcc-pic: New.
11550 * config/{i386,m68k,sparc}/t-openbsd: New.
11551 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11552 Support -shared. Support debugging libraries with -g.
11553 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11554 frame information does not emit pointer diffs.
11555 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11556 emit pointer diffs.
11558 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11560 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11562 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11564 * combine.c (try_combine): Ensure const_int pow2 is positive.
11566 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11568 * config.gcc: Add configuration for s/390.
11569 * config/s390/s390.c: New. Subroutines for code generation.
11570 * config/s390/s390.h: New. Definitions for s/390.
11571 * config/s390/s390-protos.h: New. Prototypes.
11572 * config/s390/linux.h: New. Definitions for linux for s/390.
11573 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11574 * config/s390/t-linux: New. Makefile fragment.
11575 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11576 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11578 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11580 * emit-rtl.c (try_split): Update mark_jump_label call.
11581 * flow.c (find_sub_basic_blocks): Likewise.
11582 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11583 jump_back_p): Kill.
11584 (mark_all_labels): Kill second parameter.
11585 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11586 (rebuild_jump_labels, jump_optimize_minimal): Update call
11587 of jump_optimize_1.
11588 (jump_optimize_1): Kill crossjumping code.
11589 (mark_jump_label): Kill cross_jump parameter.
11590 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11591 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11592 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11594 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11596 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11597 reorganize passes to do reg-stack first, bb-reorder second.
11598 * invoke.texi (-d letters doc): Remove the jump2 pass.
11600 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11602 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11604 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11606 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11608 (verify_flow_info): Make diagnostics prettier.
11610 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11612 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11614 * flow.c (outgoing_edges_match): Return early if condition reversal
11617 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11619 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11620 (mips_move_2words): When splitting a move into two instructions,
11621 prefix the second address operand with '%D'.
11623 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11625 * Makefile.in (final.o): Depend on debug.h.
11626 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11627 (dbx_debug_hooks): Add new hooks.
11628 (xcoff_debug_hooks): New.
11629 * debug.c (debug_nothing_file_int_int): New.
11630 (do_nothing_debug_hooks): Update.
11631 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11632 (debug_nothing_file_int_int): New.
11633 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11634 static, update prototype.
11635 (dwarf2_debug_hooks): Update.
11636 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11637 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11638 static, update prototype.
11639 (dwarf_debug_hooks): Update.
11640 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11641 * final.c: Include debug.h.
11642 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11643 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11644 static, update prototype.
11645 (sdb_debug_hooks): Update.
11646 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11647 * toplev.c: Distinguish between xcoff and dbx.
11649 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11650 Call all debug hooks, not just dwarf ones.
11652 2001-07-11 Timothy Wall <twall@redhat.com>
11654 * config.gcc: Add configuration for AIX5/IA64.
11655 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11656 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11657 support prefix/suffix code.
11658 * config/ia64/t-aix: New. Makefile fragment.
11659 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11661 2001-07-11 Kazu Hirata <kazu@hxi.com>
11663 * recog.c (validate_change): Fix a comment typo.
11665 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11667 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11668 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11670 * dbxout.c (dbx_debug_hooks): Add new hooks.
11671 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11673 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11675 * dbxout.h (dbxout_start_new_source_file,
11676 dbxout_resume_previous_source_file): Delete.
11677 * debug.c (do_nothing_debug_hooks): Add new hooks.
11678 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11679 (debug_nothing_int_charstar, debug_nothing_int): New.
11680 * debug.h (gcc_debug_hooks): New hooks define, undef,
11681 start_source_file and end_source_file.
11682 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11683 (debug_nothing_int_charstar, debug_nothing_int): New.
11684 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11685 the conditionally compiled section.
11686 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11687 dwarf2out_define, dwarf2out_undef): Make static.
11688 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11689 dwarf2out_define, dwarf2out_undef): Remove.
11690 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11691 (dwarfout_start_source_file, dwarfout_end_source_file,
11692 dwarfout_define, dwarfout_undef): Make static.
11693 (dwarfout_start_source_file_check,
11694 dwarfout_end_source_file_check): New.
11695 (dwarfout_define, dwarfout_finish): Update.
11696 * dwarfout.h (dwarfout_start_new_source_file,
11697 dwarfout_resume_previous_source_file, dwarfout_define,
11698 dwarfout_undef): Remove.
11699 * sdbout.c (sdb_debug_hooks): Add new hooks.
11700 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11702 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11703 make static, take an arg.
11704 * sdbout.h (sdbout_start_new_source_file,
11705 sdbout_resume_previous_source_file): Delete.
11706 * toplev.c (debug_start_source_file, debug_end_source_file,
11707 debug_define, debug_undef): Delete.
11708 * toplev.h (debug_start_source_file, debug_end_source_file,
11709 debug_define, debug_undef): Delete.
11711 * java/jcf-parse.c: Include debug.h.
11712 (parse_class_file): Update to use debug hooks directly.
11713 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11715 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11717 * alias.c (set_mem_alias_set): New function.
11718 * rtl.h (set_mem_alias_set): Declare it.
11719 * builtins.c (expand_builtin_return_addr): Call it instead of
11720 using MEM_ALIAS_SET accessor.
11721 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11722 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11723 (expand_builtin_va_copy):Likewise.
11724 * caller-save.c (setup_save_areas): Likewise.
11725 * calls.c (compute_argument_addresses): Likewise.
11726 * explow.c (set_mem_attributes): Likewise.
11727 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11728 (expand_assignment, store_constructor_field, store_field): Likewise.
11729 (expand_expr_unaligned): Likewise.
11730 * function.c (assign_stack_temp_for_type): Likewise.
11731 (put_reg_into_stack, gen_mem_addressof): Likewise.
11732 * ifcvt.c (noce_try_cmove_arith): Likewise.
11733 * reload1.c (reload, alter_reg): Likewise.
11734 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11735 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11736 (alpha_expand_unaligned_store): Likewise
11737 (alpha_expand_unaligned_load_words): Likewise.
11738 (alpha_expand_unaligned_store_words): Likewise.
11739 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11740 (alpha_expand_epilogue): Likewise.
11741 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11742 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11743 * config/i386/i386.c (legitimize_pic_address): Likewise.
11744 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11745 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11746 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11747 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11748 * config/mips/mips.c (mips_va_arg): Likewise.
11749 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11750 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11751 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11752 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11753 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11754 (rs6000_emit_epilogue): Likewise.
11755 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11756 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11757 * config/v850/v850.c (v850_va_arg): Likewise.
11759 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11761 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11762 when fallthru edge is present.
11763 (mege_blocks): Handle case where creation of jump insn
11766 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11767 CLEANUP_POST_REGSTACK): New constants.
11768 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11769 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11770 * output.h (cleanup_cfg): Update prototype.
11771 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11772 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11773 cleanup_cfg call; kill missleading comment.
11774 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11775 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11776 parameter; control optimizations performed using it.
11777 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11778 try_crossjump_bb): New functions.
11780 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11782 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11784 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11785 pa_output_function_prologue.
11786 * pa-protos.h (pa_output_function_prologue): New prototype.
11788 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11790 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11791 and low to get correct sign extension in low+high test.
11793 2001-07-11 Janis Johnson <janis@us.ibm.com>
11795 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11796 for large hit count.
11798 * profile.c (branch_prob): Fix .bbg info for computed gotos
11801 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11803 * stmt.c (parse_output_constraint): New function, split out
11805 (expand_asm_operands): ... here. Use parse_output_constraint.
11806 * tree.h (parse_output_constraint): Declare it.
11808 2001-07-11 Richard Henderson <rth@redhat.com>
11810 * bitmap.c: Comment some functions; fiddle whitespace.
11811 (bitmap_free): Don't export.
11812 (bitmap_element_allocate): Use memset.
11813 * bitmap.h (bitmap_free): Don't declare.
11815 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11817 * gcse.c, lcm.c, sched-deps.c:
11818 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
11820 * flow.c (flow_loops_find): Free dom if we found no loops, since
11821 we aren't going to save it.
11823 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
11826 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
11828 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
11830 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11832 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
11833 #ifndef DWARF2_DEBUGGING_INFO.
11835 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11837 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
11839 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11841 * config/mips/mips.c (gen_int_relational): Tell the caller not to
11842 reverse a branch if a NE comparison is implemented with GTU.
11844 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11845 H.J. Lu <hjl@gnu.org>
11847 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
11848 constant addresses.
11849 (call_internal2): Likewise.
11850 (call_value_internal1): Likewise.
11851 (call_value_internal2): Likewise.
11852 (call_value_multiple_internal1): Likewise.
11853 (call_value_multiple_internal2): Likewise.
11855 2001-07-10 Kazu Hirata <kazu@hxi.com>
11857 * calls.c (emit_library_call_value_1): Fix a comment typo.
11858 * dwarf2out.c (mem_loc_descriptor): Likewise.
11859 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
11861 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
11863 * simplify-rtx.c (simplify_subreg): Fix typo in comment
11865 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11867 * recog.c (offsettable_address_p): Handle LO_SUM case.
11868 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
11869 instead of plus_constant.
11871 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11873 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
11874 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
11876 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11878 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
11879 adjust_address_nv instead of plus_constant.
11881 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
11883 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
11884 dwarf2out.o): Depend on debug.h, wrap long lines.
11885 * dbxout.c: Include debug.h.
11886 (dbx_debug_hooks): New.
11887 (dbxout_init): Make static, take just 2 args.
11888 (dbxout_finish): Make static.
11889 * dbxout.h (dbxout_init, dbxout_finish): Delete.
11890 * debug.c: New file.
11891 * debug.h: New file.
11892 * dwarf2out.c: Include debug.h.
11893 (dwarf2_debug_hooks): New.
11894 (dwarf2out_init): Make static.
11895 (dwarf2out_finish): Make static, take 2 args.
11896 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
11897 * dwarfout.c: Include debug.h.
11898 (dwarf_debug_hooks): New.
11899 (dwarfout_init): Make static.
11900 (dwarfout_finish): Make static, take 2 args.
11901 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
11902 * sdbout.c: Include debug.h.
11903 (sdb_debug_hooks): New.
11904 (sdbout_init): Make static, take 2 args.
11905 * sdbout.h (sdbout_init): Delete.
11906 * toplev.c: Include debug.h.
11907 (debug_hooks): New.
11908 (compile_file): Set deubg_hooks based on command line options.
11909 Use the hooks unconditionally rather than conditional compilation.
11911 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
11913 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
11914 first_insn_after_basic_block_note instead.
11916 * df.c (df_bb_refs_unlink): #if 0 out for now.
11918 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
11920 * ssa.h: Add prototype for ssa_const_prop
11921 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
11922 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
11923 (ssa_fast_dce): Remove unused variable
11925 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11927 * diagnostic.c (finish_diagnostic): Rename to
11928 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
11931 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
11933 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
11936 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
11937 (dump_file): Only pad the demangled name with spaces if the
11938 mangled name was padded with spaces.
11940 2001-07-10 Bernd Schmidt <bernds@redhat.com>
11942 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
11945 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11947 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
11948 extraction if no direct load if either EXPAND_CONST_ADDRESS or
11949 EXPAND_INITIALIZER.
11951 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
11952 whether can put offset inside LO_SUM to check mode alignment, not size.
11954 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11956 * doc/tm.texi (Misc): Fix thinko.
11958 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
11960 * regmove.c (replace_in_call_usage): Fix warnings.
11961 * sched-deps.c (add_dependence): Fix warnings.
11962 * simplify-rtx.c (simplify_subreg): Likewise.
11963 Return NULL_RTX instead of NULL.
11965 * reg-stack.c (emit_swap_insn): Eliminate warnings.
11966 (subst_asm_stack_regs): Likewise.
11968 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
11971 * dwarf2out.c (output_call_frame_info): Declare i as int.
11972 (build_abbrev_table): Declare n_alloc as int.
11973 (dwarf2out_finish): Initialize die.
11974 * except.c: Declare sjlj_funcdef_number as unsigned.
11975 (connect_post_landing_pads): Declare j as unsigned.
11976 (convert_to_eh_region_ranges): Initialize call_site.
11977 (output_function_exception_table): Initialize tt_format_size.
11978 * expr.c (move_by_pieces_1): Initialize to1.
11979 (store_constructor): Initialize minelt and maxelt.
11980 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
11981 * function.c (instantiate_decls): Avoid signed/unsigned warning.
11983 * c-decl.c (combine_parm_decls): Unused, remove.
11984 * c-tree.h: Remove prototype for combine_parm_decls.
11986 * reload.c (push_reload): Fix warning.
11987 (regno_clobbered_p): Likewise.
11988 * reload1.c (replace_pseudos_in_call_usage): Likewise.
11989 (reload_combine): Likewise.
11991 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
11992 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
11994 * bitmap.c (bitmap_operation): Change user.
11995 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
11997 2001-07-10 Eric Christopher <echristo@redhat.com>
11999 * config/mips/mips.c (override_options): Fix typo.
12001 2001-07-09 Stan Shebs <shebs@apple.com>
12003 * target.h (struct gcc_target): New fields init_builtins and
12005 * target-def.h (TARGET_INIT_BUILTINS): New macro.
12006 (TARGET_EXPAND_BUILTIN): New macro.
12007 (TARGET_INITIALIZER): Add them.
12008 * builtins.c: Include target.h.
12009 (expand_builtin): Use targetm.expand_builtin.
12010 (default_init_builtins): New function.
12011 (default_expand_builtin): New function.
12012 * expr.h (default_init_builtins): Declare.
12013 (default_expand_builtin): Declare.
12014 * c-common.c (c_common_nodes_and_builtins): Use
12015 targetm.init_builtins.
12016 * defaults.h (MD_INIT_BUILTINS): Remove.
12017 * Makefile.in (builtins.o): Depend on target.h.
12019 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
12020 (TARGET_EXPAND_BUILTIN): Define.
12021 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
12022 (MD_EXPAND_BUILTIN): Remove.
12024 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
12025 (TARGET_EXPAND_BUILTIN): Define.
12026 (c4x_init_builtins): Make endlink arg a local.
12027 (c4x_print_operand): Fix typos in adjust_address usages.
12028 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
12029 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
12030 (MD_EXPAND_BUILTIN): Remove.
12032 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
12033 (TARGET_EXPAND_BUILTIN): Define.
12034 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
12035 (ix86_init_builtins): Call new function only if TARGET_MMX.
12036 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
12037 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
12038 (MD_EXPAND_BUILTIN): Remove.
12040 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
12041 (TARGET_EXPAND_BUILTIN): Define.
12042 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
12043 (MD_EXPAND_BUILTIN): Remove.
12045 * doc/tm.texi: Document these changes.
12047 2001-07-09 Diego Novillo <dnovillo@redhat.com>
12049 * basic-block.h (tree_node): Forward declare if needed.
12050 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
12051 (BLOCK_HEAD_TREE): Define.
12052 (BLOCK_END_TREE): Define.
12053 (struct loops): Rename field 'tree' to 'tree_root'.
12054 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
12056 (flow_loops_tree_build): Rename reference to field 'tree' to
12058 (flow_loops_level_compute): Ditto.
12059 * predict.c (estimate_bb_frequencies): Ditto.
12060 * tree.h (struct tree_common): Add field 'aux'.
12062 2001-07-09 Stan Shebs <shebs@apple.com>
12064 * config/darwin.c (darwin_encode_section_info): Don't mark any
12065 DECL_EXTERNAL node as defined.
12067 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
12069 * pa.c (pa_init_machine_status, pa_mark_machine_status,
12070 pa_free_machine_status, hppa_init_pic_save): Delete.
12071 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
12072 (hppa_profile_hook): Use hppa_pic_save_rtx.
12073 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
12074 hppa_init_pic_save): Delete.
12075 (hppa_pic_save_rtx): Declare.
12076 * pa.md (call, call_value, sibcall, sibcall_value,
12077 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
12079 2001-07-09 Kazu Hirata <kazu@hxi.com>
12081 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
12082 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
12084 2001-07-09 Andreas Jaeger <aj@suse.de>
12086 * output.h: Add declaration of final_forward_branch_p.
12088 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
12090 * varray.c: Include errors.h for internal_error and trim_filename
12093 * Makefile.in (varray.o): Add errors.h.
12095 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
12097 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
12098 * optabs.c (have_add2_insn): Check whether the add insn chosen
12099 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
12100 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
12102 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
12104 * Makefile.in (OBJS): Add ssa-ccp.o
12105 (ssa-ccp.o): Add dependencies.
12106 * toplev.c (DFI_ssa_ccp): New dump file enum.
12107 (dump_file): Add entry for dumping after SSA CCP.
12108 (flag_ssa_ccp): New flag variable.
12109 (f_options): Add -fssa-ccp.
12110 (rest_of_compilation): Run SSA CCP if requested.
12111 * timevar.def (TV_SSA_CCP): New timevar.
12112 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
12113 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
12114 Fix minor typo in SSA DCE documentation.
12115 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
12116 Add documentation for new dump option. Renumber dump files
12119 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12121 * emit-rtl.c (gen_highpart_mode): New.
12122 * rtl.h (gen_highpart_mode): Declare.
12123 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
12124 operand can be VOIDmode constant.
12126 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
12128 * flow.c (redirect_edge_and_branch_force): New.
12129 (can_fallthru): Ensure that basic blocks are succeeding.
12130 (try_optimize_cfg): Do not delete basic block if it is the last one.
12132 * flow.c (try_redirect_by_replacing_jump): Do not remove
12133 jumps with side effects, unlink chain on fallthru edge;
12134 set block for new jump instruction; avoid basic block to
12135 over by line number note.
12137 * flow.c (try_simplify_condjump): Verify that the condjump
12138 is not always falling through.
12141 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12143 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12144 (try_redirect_by_replacing_jump): Update properly the count
12145 and frequency information.
12147 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12149 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
12150 address that is a LO_SUM specially.
12151 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
12153 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
12155 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
12156 (operand_subword): Use them.
12157 (change_address_1): Renamed from change_address; new arg VALIDATE.
12158 * expr.h: Reflect above changes; change_address now macro.
12159 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
12161 * cselib.c (add_mem_for_addr): Likewise.
12162 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
12163 * regmove.c (try_apply_stack_adjustment): Likewise.
12164 * reload.c (push_reload, make_memloc): Likewise.
12165 * reload1.c (eliminate_regs): Likewise.
12166 * simplify-rtx.c (simplify_replace_rtx): Likewise.
12167 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
12169 * combine.c (make_extraction, simplify_shift_const): Likewise.
12170 (gen_lowpart_for_combine): Likewise.
12171 * cse.c (gen_lowpart_if_possible): Likewise.
12172 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
12173 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
12174 * optabs.c (gen_move_insn): Likewise.
12175 * reload1.c (alter_reg): Likewise.
12176 * simplify-rtx.c (simplify_subreg): Likewise.
12177 * stmt.c (expand_anon_union_decl): Likewise.
12178 * recog.c (validate_replace_rtx_1): Likewise.
12180 * Makefile.in (recog.o): Add $(EXPR_H).
12181 * explow.c (stabilize): Call replace_equiv_address.
12182 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
12183 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
12185 2001-07-03 Andrew Haley <aph@redhat.com>
12187 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
12188 the mode of the memory location.
12190 2001-07-09 Bo Thorsen <bo@suse.co.uk>
12192 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
12194 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
12196 * final.c (output_addr_const): Use target opening and
12197 closing parentheses.
12198 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
12199 defaults, add to TARGET_ASM_OUT.
12200 * target.h (struct gcc_target): Add open_paren and close_paren.
12201 * doc/md.texi: Update.
12202 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
12203 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
12204 TARGET_ASM_CLOSE_PAREN.
12205 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12207 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12209 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
12210 * config/a29k/a29k.h: Similarly.
12211 * config/alpha/alpha.h: Similarly.
12212 * config/arc/arc.h: Similarly.
12213 * config/arm/aof.h: Similarly.
12214 * config/arm/aout.h: Similarly.
12215 * config/avr/avr.h: Similarly.
12216 * config/c4x/c4x.h: Similarly.
12217 * config/clipper/clipper.h: Similarly.
12218 * config/convex/convex.h: Similarly.
12219 * config/d30v/d30v.h: Similarly.
12220 * config/dsp16xx/dsp16xx.h: Similarly.
12221 * config/elxsi/elxsi.h: Similarly.
12222 * config/fr30/fr30.h: Similarly.
12223 * config/h8300/h8300.h: Similarly.
12224 * config/i370/i370.h: Similarly.
12225 * config/i386/i386.h: Similarly.
12226 * config/i860/i860.h: Similarly.
12227 * config/i960/i960.h: Similarly.
12228 * config/ia64/ia64.h: Similarly.
12229 * config/m32r/m32r.h: Similarly.
12230 * config/m68hc11/m68hc11.h: Similarly.
12231 * config/m68k/m68k.h: Similarly.
12232 * config/m88k/m88k.h: Similarly.
12233 * config/mcore/mcore.h: Similarly.
12234 * config/mips/mips.h: Similarly.
12235 * config/mn10200/mn10200.h: Similarly.
12236 * config/mn10300/mn10300.h: Similarly.
12237 * config/ns32k/ns32k.h: Similarly.
12238 * config/pa/pa.h: Similarly.
12239 * config/pdp11/pdp11.h: Similarly.
12240 * config/pj/pj.h: Similarly.
12241 * config/romp/romp.h: Similarly.
12242 * config/rs6000/rs6000.h: Similarly.
12243 * config/sh/sh.h: Similarly.
12244 * config/sparc/sparc.h: Similarly.
12245 * config/v850/v850.h: Similarly.
12246 * config/vax/vax.h: Similarly.
12247 * config/we32k/we32k.h: Similarly.
12249 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
12251 * doc/c-tree.texi: Document representation of attributes.
12253 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12255 * doc/tm.texi: Update some places for the rename of target to
12258 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12260 * target.h (struct gcc_target): Add insert_attributes.
12261 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
12262 (TARGET_INITIALIZER): Update.
12263 * tree.c, tree.h (default_insert_attributes): New function.
12264 Update comments on other default functions to refer to targetm,
12266 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
12267 TARGET_INSERT_ATTRIBUTES.
12268 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
12269 * c-common.c (decl_attributes): Use targetm.insert_attributes.
12270 Don't use PRAGMA_INSERT_ATTRIBUTES.
12271 * Makefile.in (c-common.o): Depend on $(TARGET_H).
12272 * c-decl.c (start_decl, start_function): Don't call
12273 SET_DEFAULT_DECL_ATTRIBUTES.
12274 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12275 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
12277 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
12278 (c4x_check_attribute): Avoid modifying attribute list itself.
12279 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
12281 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
12282 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
12284 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
12285 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
12287 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12288 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
12290 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
12291 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
12292 Adjust parameters. Make static.
12294 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12296 * c-common.c (decl_attributes): Only take a single attributes
12298 * c-common.h (decl_attributes): Update prototype.
12299 * c-decl.c (start_decl, start_function): Only take a single
12300 attributes parameter. Update calls to decl_attributes.
12301 (finish_struct, finish_enum): Update calls to decl_attributes.
12302 (push_parm_decl): Expect unified list of attributes. Update call
12303 to decl_attributes.
12304 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
12305 notype_nested_function, component_declarator,
12306 component_notype_declarator, label): Update calls to
12308 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
12309 lists that are passed to push_parm_decl.
12310 * c-tree.h (start_function, start_decl): Update prototypes.
12311 * config/sh/sh-protos.h, config/sh/sh.c
12312 (sh_pragma_insert_attributes): Only take a single attributes
12314 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
12315 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
12316 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
12317 build_module_descriptor, generate_static_references,
12318 generate_strings, build_selector_translation_table,
12319 generate_descriptor_table, generate_protocols,
12320 generate_ivars_list, generate_dispatch_table,
12321 generate_protocol_list, generate_category,
12322 generate_shared_structures, really_start_method, add_objc_decls,
12323 generate_classref_translation_entry): Update calls to start_decl
12324 and start_function.
12325 (build_tmp_function_decl, start_method_def): Unify attribute lists
12326 that are passed to push_parm_decl.
12328 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
12330 * final.c (no_asm_to_stream): New.
12331 (final_scan_insn): Use target structures for prologue ends
12332 and epilogue starts.
12333 * output.h (no_asm_to_stream): New.
12334 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
12335 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
12336 (TARGET_ASM_OUT): Update.
12337 * target.h (struct gcc_target): New members function_end_prologue
12338 and function_begin_epilogue.
12339 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
12340 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
12341 * config/alpha/alpha.c (output_end_prologue): Rename to
12342 alpha_output_function_end_prologue. Use in target struct
12344 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
12345 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
12346 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
12347 ia64_output_function_end_prologue. Use in target struct
12349 (ia64_function_prologue, ia64_funciton_epilogue): Rename
12350 mistyped prototypes.
12351 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
12352 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
12354 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
12355 an use in target struct, make static.
12356 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
12359 2001-07-08 Richard Henderson <rth@redhat.com>
12361 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
12363 2001-07-08 Richard Henderson <rth@redhat.com>
12365 * config/i386/i386.md: Remove constraints strings from define_split
12366 and define_peephole2 patterns.
12367 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
12368 (eh_return): Use them.
12370 2001-07-08 Richard Henderson <rth@redhat.com>
12372 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
12373 Document MD_FALLBACK_FRAME_STATE_FOR.
12375 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12377 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
12378 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
12380 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12382 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12384 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12385 of the label inside NAME as opposed to just the end of NAME.
12387 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12389 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12390 * config/alpha/alpha.c (alpha_init_machine_status,
12391 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12392 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12393 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12394 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12396 2001-07-06 Stan Shebs <shebs@apple.com>
12398 * target.h (targetm): Rename global from "target", so as not to
12399 conflict with local variables.
12401 * c-typeck.c: Ditto.
12404 * cp/decl.c: Ditto.
12405 * cp/decl2.c: Ditto.
12406 * cp/typeck.c: Ditto.
12407 * 1750a/1750a.c: Ditto.
12408 * a29k/a29k.c: Ditto.
12409 * arc/arc.c: Ditto.
12410 * arm/arm.c: Ditto.
12411 * avr/avr.c: Ditto.
12412 * clipper/clipper.c: Ditto.
12413 * convex/convex.c: Ditto.
12414 * d30v/d30v.c: Ditto.
12415 * dsp16xx/dsp16xx.c: Ditto.
12416 * elxsi/elxsi.c: Ditto.
12417 * fr30/fr30.c: Ditto.
12418 * h8300/h8300.c: Ditto.
12419 * i370/i370.c: Ditto.
12420 * i386/i386.c: Ditto.
12421 * i860/i860.c: Ditto.
12422 * i960/i960.c: Ditto.
12423 * ia64/ia64.c: Ditto.
12424 * m32r/m32r.c: Ditto.
12425 * m68hc11/m68hc11.c: Ditto.
12426 * m68k/m68k.c: Ditto.
12427 * m88k/m88k.c: Ditto.
12428 * mips/mips.c: Ditto.
12429 * ns32k/ns32k.c: Ditto.
12431 * pdp11/pdp11.c: Ditto.
12432 * romp/romp.c: Ditto.
12433 * rs6000/rs6000.c: Ditto.
12435 * sparc/sparc.c: Ditto.
12436 * vax/vax.c: Ditto.
12437 * we32k/we32k.c: Ditto.
12438 * doc/tm.texi: Update the manual to match.
12440 2001-07-06 Richard Henderson <rth@redhat.com>
12442 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12443 DWARF2_UNWIND_INFO not just whether it is defined.
12445 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12447 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12448 call to simplify_binary_operation returns a new pattern.
12450 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12452 * glimits.h (__SHRT_MAX__): New.
12453 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12454 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12456 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12458 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12461 2001-07-06 Richard Henderson <rth@redhat.com>
12463 * bitmap.c (bitmap_release_memory): Move adjacent to the
12464 allocation functions.
12465 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12466 the implementation. Binary search for the set bit.
12467 (bitmap_union_of_diff): Allocate the temporary on the stack
12468 instead of using xmalloc.
12470 2001-07-06 Richard Henderson <rth@redhat.com>
12472 * genrecog.c (validate_pattern): Warn for constraints in
12473 define_{expand,split,peephole2}. Remove strict_low_part
12474 before looking up match_dup.
12476 2001-07-06 DJ Delorie <dj@redhat.com>
12478 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12479 chapter about various build hints and history. Add section
12480 talking about the various types of native and cross builds.
12482 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12484 * Makefile.in (final.o): Depend on target.h.
12485 * final.c: Include target.h.
12486 (default_function_pro_epilogue): New.
12487 (final_start_function): Use target structure for function prologues.
12488 (final_end_function): Use target structure for function epilogues.
12489 * fold-const.c (real_hex_to_f): Constify s and p.
12490 * output.h (default_function_pro_epilogue): New.
12491 * real.h (real_hex_to_f): Update prototype.
12492 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12493 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12494 (TARGET_INITIALIZER): Update.
12495 * target.h (gcc_target): Add struct asm_out.
12496 * doc/tm.texi: Update.
12499 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12500 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12501 in cpu/cpu.c, or rename old functions consistently. Take
12502 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12503 redundant macros and prototypes. Make new functions static.
12505 * 1750a/1750a.c: Similarly.
12506 * 1750a/1750a.h: Similarly.
12507 * a29k/a29k-protos.h: Similarly.
12508 * a29k/a29k.c: Similarly.
12509 * a29k/a29k.h: Similarly.
12510 * arc/arc-protos.h: Similarly.
12511 * arc/arc.c: Similarly.
12512 * arc/arc.h: Similarly.
12513 * arm/arm-protos.h: Similarly.
12514 * arm/arm.c: Similarly.
12515 * arm/arm.h: Similarly.
12516 * avr/avr-protos.h: Similarly.
12517 * avr/avr.c: Similarly.
12518 * avr/avr.h: Similarly.
12519 * clipper/clipper-protos.h: Similarly.
12520 * clipper/clipper.c: Similarly.
12521 * clipper/clipper.h: Similarly.
12522 * convex/convex.c: Similarly.
12523 * convex/convex.h: Similarly.
12524 * d30v/d30v-protos.h: Similarly.
12525 * d30v/d30v.c: Similarly.
12526 * d30v/d30v.h: Similarly.
12527 * d30v/d30v.md: Similarly.
12528 * dsp16xx/dsp16xx-protos.h: Similarly.
12529 * dsp16xx/dsp16xx.c: Similarly.
12530 * dsp16xx/dsp16xx.h: Similarly.
12531 * elxsi/elxsi.c: Similarly.
12532 * elxsi/elxsi.h: Similarly.
12533 * fr30/fr30.c: Similarly.
12534 * fr30/fr30.md: Similarly.
12535 * h8300/h8300-protos.h: Similarly.
12536 * h8300/h8300.c: Similarly.
12537 * h8300/h8300.h: Similarly.
12538 * i370/i370-protos.h: Similarly.
12539 * i370/i370.c: Similarly.
12540 * i370/i370.h: Similarly.
12541 * i386/i386.c: Similarly.
12542 * i386/osf1elf.h: Similarly.
12543 * i386/osfrose.h: Similarly.
12544 * i860/i860-protos.h: Similarly.
12545 * i860/i860.c: Similarly.
12546 * i860/i860.h: Similarly.
12547 * i960/i960-protos.h: Similarly.
12548 * i960/i960.c: Similarly.
12549 * i960/i960.h: Similarly.
12550 * ia64/ia64-protos.h: Similarly.
12551 * ia64/ia64.c: Similarly.
12552 * ia64/ia64.h: Similarly.
12553 * m32r/m32r-protos.h: Similarly.
12554 * m32r/m32r.c: Similarly.
12555 * m32r/m32r.h: Similarly.
12556 * m68hc11/m68hc11-protos.h: Similarly.
12557 * m68hc11/m68hc11.c: Similarly.
12558 * m68hc11/m68hc11.h: Similarly.
12559 * m68k/crds.h: Similarly.
12560 * m68k/dpx2.h: Similarly.
12561 * m68k/m68k-protos.h: Similarly.
12562 * m68k/m68k.c: Similarly.
12563 * m68k/m68k.h: Similarly.
12564 * m68k/news.h: Similarly.
12565 * m88k/m88k-protos.h: Similarly.
12566 * m88k/m88k.c: Similarly.
12567 * m88k/m88k.h: Similarly.
12568 * mips/mips-protos.h: Similarly.
12569 * mips/mips.c: Similarly.
12570 * mips/mips.h: Similarly.
12571 * ns32k/merlin.h: Similarly.
12572 * ns32k/ns32k.c: Similarly.
12573 * ns32k/ns32k.h: Similarly.
12574 * ns32k/tek6000.h: Similarly.
12575 * pa/pa-protos.h: Similarly.
12576 * pa/pa.c: Similarly.
12577 * pa/pa.h: Similarly.
12578 * pdp11/2bsd.h: Similarly.
12579 * pdp11/pdp11-protos.h: Similarly.
12580 * pdp11/pdp11.c: Similarly.
12581 * pdp11/pdp11.h: Similarly.
12582 * romp/romp-protos.h: Similarly.
12583 * romp/romp.c: Similarly.
12584 * romp/romp.h: Similarly.
12585 * rs6000/rs6000-protos.h: Similarly.
12586 * rs6000/rs6000.c: Similarly.
12587 * rs6000/rs6000.h: Similarly.
12588 * rs6000/sysv4.h: Similarly.
12589 * sh/sh-protos.h: Similarly.
12590 * sh/sh.c: Similarly.
12591 * sh/sh.h: Similarly.
12592 * sparc/sparc-protos.h: Similarly.
12593 * sparc/sparc.c: Similarly.
12594 * sparc/sparc.h: Similarly.
12595 * vax/vax.c: Similarly.
12596 * vax/vax.h: Similarly.
12597 * vax/vms.h: Similarly.
12598 * we32k/we32k.c: Similarly.
12599 * we32k/we32k.h: Similarly.
12601 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12603 * basic-block.h (first_insn_after_basic_block_note): Declare.
12604 * flow.c (first_insn_after_basic_block_note): Define. Moved
12606 * ssa.c (first_insn_after_basic_block_note): Remove.
12607 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12609 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12610 nodes when we find a dead conditional branch. Insert BARRIERs
12611 after any blocks with no successors, but which do not have
12614 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12616 * varray.c (varray_check_failed): Use internal_error.
12618 2001-07-05 Andrew Haley <aph@redhat.com>
12620 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12621 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12622 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12624 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12626 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12627 reference if the target constant is also a SYMBOL_REF.
12629 2001-07-05 Eric Christopher <echristo@redhat.com>
12631 * config/mips/mips.h (MASK_MIPS3900): Remove.
12632 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12633 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12634 (TARGET_MIPS3900): Change to use mips_arch.
12635 (TARGET_MIPS4000): New.
12636 (TARGET_MIPS4100): New.
12637 (TARGET_MIPS4300): New.
12638 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12639 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12641 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12642 (ISA_HAS_BRANCHLIKELY): To here.
12643 (CC1_CPU_SPEC): New.
12644 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12645 (mips_arch_string): Declare.
12646 (mips_arch): Declare.
12647 (TARGET_OPTIONS): Add -march and -mtune.
12649 * config/mips/mips.c (mips_arch_string): New.
12651 (override_options): Handle -march for codegen and -mtune
12652 for scheduling. Use mips_arch. Move tx39 target default here.
12653 (mips_parse_cpu): Move error message to override_options.
12655 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12657 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12659 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12660 (MIPS Options): Ditto. Change mcpu entry to historical text.
12662 2001-07-05 H.J. Lu (hjl@gnu.org)
12664 * config/mips/mips.c (mips_parse_cpu): New function to parse
12667 2001-07-05 Jim Wilson <wilson@redhat.com>
12669 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12670 * config/ia64/t-ia64: Likewise.
12671 (LIB1ASMFUNCS): Update comment.
12673 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12675 * doc/install.texi (Install GCC: Binaries): Fix typo.
12677 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12679 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12680 reference using the stack pointer, adjust it since we push Y
12682 ("*ashrsi3"): Likewise.
12683 ("*lshrsi3"): Likewise.
12685 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12687 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12688 when -fomit-frame-pointer is used.
12690 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12692 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12693 (try_redirect_by_replacing_jump): Reverse updating properly the
12694 count and frequency information. Reverse removing cc0 setter.
12695 (forwarder_block_p): Reverse fixing for fallthru blocks.
12697 2001-07-05 DJ Delorie <dj@redhat.com>
12699 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12700 (translate_options): If the above is defined, use it to map
12701 given options to new options.
12702 * doc/tm.texi: Document it.
12704 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12705 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12707 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12708 cause programs using computed gotos to run more slowly.
12710 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12712 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12714 Consistently require binutils 2.11.2, not prereleases.
12715 (Specific, decstation-*): Canonicalize as mips-dec-*.
12716 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12718 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12719 (Specific, mips-*): Reword MIPS C compiler requirements.
12720 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12721 (Specific, sunv5): Removed, obsolete.
12723 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12725 * dwarf2out.c (output_loc_list): Use an all ones mask for
12726 .text asm output and don't rely on long long
12727 literals. Reformat some long lines.
12729 2001-07-05 Andreas Jaeger <aj@suse.de>
12731 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12734 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12736 * dwarf2out.c (dwarf2out_define): Update comment.
12737 (dwarf2out_undef): Ditto.
12738 (dwarf2out_start_source_file): Ditto.
12739 (dwarf2out_end_source_file): Ditto.
12740 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12741 since we never call the start/end debug hook for the primary file.
12743 2001-07-04 Kazu Hirata <kazu@hxi.com>
12745 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12748 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12750 * cppinit.c (remove_dup_dirs): Inform if a system include
12751 directory is being reordered.
12752 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12754 * doc/cpp.texi (Search Paths): Likewise.
12755 * doc/gcc.texi (Interoperation): Remove information about
12758 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12760 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12761 (VARRAY_TOP_CHAR_PTR): Likewise.
12763 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12765 * gcc.c (process_command): Don't assign elements of a const char*.
12767 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12769 * emit-rtl.c (change_address): Don't abort if invalid address while
12770 reload is in progress.
12772 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12774 * c-lex.c (cb_file_change): Pass line number to
12775 debug_start_source_file.
12776 (cb_undefine): Pass correct line number to debug_undef.
12778 * toplev.c (debug_start_source_file): Add line number to
12779 parameters. Pass it along to dwarf2out_start_source_file.
12780 (decode_g_option): Stop resetting debug level back to normal when
12781 we change debug formats, unless the current level is
12782 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12785 * toplev.h (debug_start_source_file): Add line number to
12788 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12791 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12793 Output debug_macinfo data for starting file if requested.
12794 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12796 (dwarf2out_define): Output debug_macinfo data for defining a macro
12798 (dwarf2out_undef): Output debug_macinfo data for undefining a
12799 macro if requested.
12800 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12801 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12802 (macinfo_section_label): New. DWARF2 macro info section label.
12803 (dwarf2out_init): If we want macro info, output the start label
12805 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12806 attribute to the compilation unit die pointing to the macro info.
12808 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12810 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12811 DWARF2_DEBUGGING_INFO.
12812 (add_loc_descr_to_loc_list): Ditto.
12813 (output_loc_list): Ditto.
12814 Also, fix thinko in curr not being initialized.
12815 (gen_internal_sym): Ditto.
12817 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12819 * emit-rtl.c (replace_equiv_address): New function.
12820 * expr.h (replace_equiv_address): New declaration.
12821 * explow.c (validize_mem): Call it instead of change_address and
12822 also call if -fforce-addr and address is constant.
12823 * expr.c: Replace more calls to change_address with adjust_address
12824 and/or replace_equiv_address or to validize_mem.
12825 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
12826 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
12827 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12828 * config/i370/i370.md, config/i860/i860.md: Likewise.
12829 * config/i960/i960.md, config/mips/mips.c: Likewise.
12830 * config/mips/mips.md, config/pa/pa.md: Likewise.
12831 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
12832 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
12834 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12836 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
12838 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
12841 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
12843 * doc/include: New directory.
12844 * doc/fdl.texi: Move to doc/include/fdl.texi.
12845 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
12846 * doc/include/funding.texi, doc/include/gpl.texi: New files.
12847 * doc/gcc.texi: Use funding.texi and gpl.texi.
12848 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
12849 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
12850 Update dependencies and use -I $(docdir)/include.
12852 2001-07-04 Anthony Green <green@redhat.com>
12854 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
12856 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12858 * doc/install.texi (sparc64-*-*): Remove garbage.
12860 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
12862 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
12863 Fix typo in last change to use adjust_address.
12865 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12867 * doc/install.texi (Specific): Update information for *-*-solaris*.
12869 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12871 * explow.c (plus_constant_wide): Reinitialize Y for restart.
12873 2001-07-03 Stan Shebs <shebs@apple.com>
12875 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
12876 case for flag_no_mach_text_sections.
12877 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
12878 * config/darwin.c (flag_no_mach_text_sections): Remove.
12879 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
12881 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12883 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
12884 and avoid checking for constant as first operand.
12885 * recog.c (find_constant_term_loc): No longer static.
12886 (adj_offettable_operand): Delete.
12887 * rtl.h (adj_offsettable_operand): Delete declaration.
12888 (find_constant_term): Add declaration.
12889 * caller-save.c: Replace calls to adj_offsettable_operand with calls
12891 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
12892 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
12893 * config/i386/i386.c, config/i386/i386.md: Likewise.
12894 * config/i860/i860.c, config/i960/i960.c: Likewise.
12895 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
12896 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
12897 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
12898 * config/mips/mips.c, config/mips/mips.md: Likewise.
12899 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
12900 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
12901 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
12902 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
12903 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
12904 * config/ns32k/ns32k.md: Likewise.
12906 2001-07-03 Zack Weinberg <zackw@stanford.edu>
12908 * rtl.c (copy_rtx): Handle 'T' format letter.
12909 * gensupport.c (collect_insn_data): Likewise.
12910 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
12912 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
12914 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
12915 -B option. Use 'dir' not 'foo' as example directory name.
12917 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12919 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12920 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
12922 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12924 * doc/cppinternals.texi: Improve formatting and logical markup.
12926 2001-07-03 Andreas Jaeger <aj@suse.de>
12928 * Makefile.in (insn-recog.o): Add dependency on reload.h.
12930 * genrecog.c (write_header): Include reload.h for prototypes in
12933 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
12936 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
12937 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12938 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
12939 i386_pe_valid_type_attribute_p): Add.
12940 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
12941 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
12943 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12945 * explow.c (plus_constant_wide, case LO_SUM): New case.
12946 (plus_constant_for_output_wide): Delete.
12947 * rtl.h (plus_constant_for_output): Delete.
12948 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
12949 instead of plus_constant_for_output.
12950 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
12951 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
12952 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
12953 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
12954 * config/sparc/sparc.md: Likewise.
12955 Convert some change_address calls to adjust_address.
12957 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12959 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
12960 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
12961 documentation of -std and -Wwrite-strings.
12963 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12965 * cse.c (canon_hash): Don't register registers in very small
12966 register classes, as extending their lifetime might cause
12969 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12971 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12973 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12974 (try_redirect_by_replacing_jump): Update properly the count
12975 and frequency information.
12977 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
12979 * toplev.c (dump_file_index): Move SSA dumps just after first
12981 (dump_file): Corresponding changes.
12982 (rest_of_compilation): Move SSA path to just after the first
12984 * doc/gcc.texi (Passes): Update due to movement of SSA path.
12985 * doc/invoke.texi: Update dump file #s as they were completely
12986 out of date with reality.
12988 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12990 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
12992 * expr.c (emit_move_insn_1): Deal with non-default
12995 * expr.c (emit_single_push_insn): Fix warning.
12997 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
12999 * expr.c (emit_move_insn_1): Avoid modifying
13000 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
13002 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13004 * emit-rtl.c (adjust_address): New function.
13005 * expr.h (adjust_address): Add declaration.
13006 * builtins.c: Replace some calls to change_address with calls to it
13007 or to validize_mem.
13008 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
13009 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
13010 * config/arm/arm.c, config/convex/convex.c: Likewise.
13011 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13012 * config/i386/i386.c, config/i386/i386.md: Likewise.
13013 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
13014 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
13015 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
13016 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
13017 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
13019 2001-07-02 Jim Wilson <wilson@redhat.com>
13021 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
13023 2001-07-02 Steve Ellcey <sje@cup.hp.com>
13025 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
13026 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
13028 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13030 * cppinit.c (lang_defaults): New table.
13031 (set_lang): Just read from lang_defaults into the live options
13034 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13036 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
13037 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
13038 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
13040 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13042 * doc/install.texi: Various spelling and markup fixes.
13043 (Installing GCC): Component specific installation instructions are
13046 Warn about removing old install dir in the presence of shared libs.
13047 (Configuration): Invoke with options target to match configure
13049 Consistently refer to gas, gld pathnames.
13050 Invert --enable-multilib documentation.
13051 Remove references to old compiler versions.
13053 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13055 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
13057 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13059 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
13061 (Specific, mips*-sgi-irix5): Note IDO download.
13062 Reworded MIPS C hints.
13063 Use GNU as instead of GAS.
13065 Removed SGI Freeware reference, IRIX 6 only.
13066 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
13067 Note N64 library requirement/workaround.
13069 Complete list of structure passing bug victims.
13071 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13073 * doc/install.texi: Remove CVS Id.
13075 2001-07-02 Andreas Jaeger <aj@suse.de>
13077 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
13078 (find_inherently_necessary): Remove unused variable.
13080 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
13082 * c-common.h (TDI_inlined): New ast dump phase.
13083 (dump_flag_name): New function.
13084 * c-dump.c (dump_files): Add inlined phase.
13085 (dump_flag_name): Define.
13086 * doc/invoke.texi (-fdump-ast-inlined): Document.
13088 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13090 * stor-layout.c (layout_decl): Revert change to handling of alignment
13093 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13095 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
13098 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
13100 * doc/tm.texi (FUNCTION_ARG): Document that the last call
13103 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
13105 * tlink.c (recompile_files): Remove COMPILER_PATH and
13106 LIBRARY_PATH from the environment.
13108 2001-07-01 Zack Weinberg <zackw@stanford.edu>
13110 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
13111 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
13113 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
13115 * c-parse.in (OBJC_STRING): Kill.
13116 (objc_string): Decompose to [objc_string] '@' STRING.
13117 (reswords): Take the leading '@' off all the Objective C keywords.
13118 (objc_rid_sans_at): Kill.
13119 (init_reswords): Don't initialize it.
13120 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
13121 (_yylex): Kill reconsider label. Look ahead one token after
13122 an '@'; if we get an identifier, check whether it's an
13123 Objective C @-keyword. If so, return the keyword. Otherwise,
13124 put back the token and return the '@' as a terminal.
13126 * cpplib.c (lex_macro_node): Remove unnecessary check for
13127 leading '@' on identifier. Clarify control flow and commentary.
13129 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13131 * cse.c (new_label_ref): Variable deleted.
13132 (insert): Remove set of new_label_ref.
13133 (check_for_label_ref): New function.
13134 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
13136 See ChangeLog.5 for earlier changes.