1 2001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
3 * cp/decl.c (shadow_warning): New function.
4 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
5 and an error when a block scope decl shadows a parameter.
7 2001-11-08 Richard Henderson <rth@redhat.com>
9 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
12 2001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
14 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
15 to implement floating negation on processors prior to PA 2.0.
17 2001-11-08 Jakub Jelinek <jakub@redhat.com>
19 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
20 (USE_LINKONCE_INDIRECT): Define.
21 (dw2_output_indirect_constant_1): Try to output indirect constants
22 into linkonce sections if possible.
23 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
24 (dw2_output_indirect_constants): Likewise.
26 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
28 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
30 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
32 * c-decl.c (pushdecl): Remove file and line.
33 * c-typeck.c (pop_init_level): Remove size.
35 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
37 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
40 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
41 (TARGET_ALTIVEC): New.
42 (TARGET_SWITCHES): Add altivec.
43 (FIRST_PSEUDO_REGISTER): Change to 109.
44 (CALL_USED_REGISTERS): Same.
45 (FIRST_ALTIVEC_REGNO): New.
46 (LAST_ALTIVEC_REGNO): New.
47 (ALTIVEC_REGNO_P): New.
48 (UNITS_PER_ALTIVEC_WORD): New.
49 (ALTIVEC_VECTOR_MODE): New.
50 (FIXED_REGISTERS): Add altivec registers.
51 (REG_ALLOC_ORDER): Same.
52 (HARD_REGNO_NREGS): Adjust for altivec registers.
53 (HARD_REGNO_MODE_OK): Same.
54 (MODES_TIEABLE_P): Same.
55 (REGISTER_MOVE_COST): Same.
56 (REGNO_REG_CLASS): Same.
57 (reg_class): Add ALTIVEC_REGS.
58 (REG_CLASS_NAMES): Same.
59 (REG_CLASS_CONTENTS): Same.
60 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
61 (ALTIVEC_ARG_RETURN): New.
62 (FUNCTION_VALUE): Handle VECTOR_TYPE.
63 (LIBCALL_VALUE): Handle altivec vector modes.
64 (VECTOR_MODE_SUPPORTED_P): New.
65 (ALTIVEC_ARG_MIN_REG): New.
66 (ALTIVEC_ARG_MAX_REG): New.
67 (ALTIVEC_ARG_NUM_REG): New.
68 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
69 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
70 (REGISTER_NAMES): Add altivec regs.
71 (DEBUG_REGISTER_NAMES): Same.
72 (ADDITIONAL_REGISTER_NAMES): Same.
73 (rs6000_builtins): New.
74 (MD_EXPAND_BUILTIN): New.
75 (MD_INIT_BUILTINS): New.
76 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
77 for AltiVec instructions.
78 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
79 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
81 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
82 (TARGET_SWITCHES): Add no-altivec.
83 (DATA_ALIGNMENT): Align vectors to 128 bits.
84 (TARGET_OPTIONS): Add abi= option.
85 Add rs6000_abi_string extern.
86 (LOCAL_ALIGNMENT): New.
87 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
88 (MASK_ALTIVEC_ABI): New.
89 (TARGET_ALTIVEC_ABI): New.
90 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
92 (STACK_BOUNDARY): Adjust for altivec.
93 (BIGGEST_ALIGNMENT): Same.
94 (rs6000_args): Add vregno.
95 (USE_ALTIVEC_FOR_ARG_P): New.
96 (FIXED_REGISTERS): Add vrsave register.
97 (CALL_USED_REGISTERS): Same.
98 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
100 (reg_class): Add VRSAVE_REGS.
101 (REG_CLASS_NAMES): Same.
102 (REG_CLASS_CONTENTS): Same.
103 (REGNO_REG_CLASS): Same.
105 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
106 (ABI_STACK_BOUNDARY): Same.
107 (BIGGEST_ALIGNMENT): Same.
108 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
109 (ROUND_TYPE_ALIGN): Same.
111 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
114 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
117 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
120 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
121 (altivec_expand_builtin): New.
122 (altivec_init_builtins): New.
123 (TARGET_EXPAND_BUILTIN): New.
124 (TARGET_INIT_BUILTINS): New.
125 (rs6000_init_builtins): New.
126 (struct builtin_description): New.
128 (rs6000_reg_names): Add altivec registers.
129 (alt_reg_names): Same.
130 (secondary_reload_class): Altivec regs can hold altivec regs and
132 (rs6000_emit_move): Force constants into memory for AltiVec moves.
133 (print_operand): Add 'y' case for printing altivec memory
135 (rs6000_legitimize_address): Legitimize vector addresses into
137 (altivec_expand_binop_builtin): New.
138 New string rs6000_current_abi.
139 (rs6000_override_options): Call rs6000_parse_abi_options.
140 (rs6000_parse_abi_options): New.
141 (function_arg_boundary): Vector arguments must be 16
143 (function_arg_advance): Handle vector arguments.
144 (function_arg_partial_nregs): Same.
145 (init_cumulative_args): Same.
146 (function_arg): Same.
148 * config/rs6000/rs6000.md (altivec_lvx): New.
149 (type): Add altivec attribute.
151 (*movv4si_internal): New.
153 (*movv16qi_internal): New.
155 (*movv8hi_internal1): New.
157 (*movv4sf_internal1): New.
274 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
276 * Makefile.in (df.o): Add fibheap.h to dependencies.
278 * df.h: Add prototypes for transfer functions, iterative_dataflow
280 (enum df_flow_dir): New enum.
281 (enum df_confluence_op): New enum.
282 (struct df): Add inverse_rts_map.
284 * df.c: Add sbitmap.h to the list of includes.
285 (df_rd_global_compute): Removed.
286 (df_ru_global_compute): Removed.
287 (df_lr_global_compute): Removed.
288 (df_rd_transfer_function): New function.
289 (df_ru_transfer_function): New function.
290 (df_lr_transfer_function): New function.
291 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
292 Use iterative_dataflow_bitmap instead of df_*_global_compute.
293 (iterative_dataflow_sbitmap): New function.
294 (iterative_dataflow_bitmap): New function.
296 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
298 * doc/gcc.texi: Move terminology and spelling conventions to
299 htdocs/codingconventions.html.
301 2001-11-07 Graham Stott <grahams@redhat.com>
303 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
305 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
307 * expmed.c (expand_mult): Force operand to register before computing
309 * i386.c (x86_decompose_lea): New global vairable.
310 * i386.h (x86_decompose_lea): Declare.
311 (TARGET_DECOMPOSE_LEA): New macro.
312 (RTX_COST): Handle leas properly.
314 2001-11-06 Richard Henderson <rth@redhat.com>
316 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
317 defined for a CONSTRUCTOR; don't check it.
319 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
321 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
322 test for absolute pathnames.
324 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
326 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
327 instructions up to the target pc inclusive.
329 2001-11-06 Steve Christiansen <smc@us.ibm.com>
331 * loop.c (loop_regs_scan): Don't invalidate PIC register.
333 2001-11-06 Eric Christopher <echristo@redhat.com>
335 * config/mips/mips.md(movdf_internal2): Add constraints for float
336 to general register move.
337 * config/mips/elf64.h: Add default ABI.
339 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
341 * alias.c:: Include langhooks.h.
342 * emit-rtl.c: Similarly.
343 * toplev.c: Similarly.
344 * tree-inline.c: Similarly.
345 * langhooks-def.h: New, the old langhooks.h. Give the default
346 hooks a common prefix.
347 * langhooks.h: Contents extracted from toplev.h.
348 * toplev.h: Move langhook stuff to langhooks.h.
349 * langhooks.c: Give default hooks a common prefix.
351 * c-lang.c: Include langhooks-def.h.
352 * objc/objc-act.c: Similarly.
353 * Makefile.in: Update.
354 * objc/Make-lang.in: Update.
356 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
358 * doc/install.texi: Document that configure options not listed in
359 this file are unsupported. Document --with-system-zlib.
361 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
363 * rtl.h (mem_for_const_double): New declaration.
364 * varasm.c (mem_for_const_double): New function.
365 * config/convex/convex.md (movdf): Use it.
366 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
367 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
368 * config/m68k/m68kv4.h: Likewise.
370 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
371 of new GP reg classes.
373 * expr.c (store_field): When making temp object for unaligned
374 component, set it to alias set 0.
376 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
378 * c-common.c (c_expand_expr_stmt): Apply default conversions to
379 non-lvalue arrays if C99.
380 * c-typeck.c (default_conversion): Split out code handling
381 array-to-pointer and function-to-pointer conversions into a
382 separate default_function_array_conversion function.
383 (default_function_array_conversion): New function. Keep track of
384 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
385 arrays unchanged outside C99 mode instead of giving an error for
387 (build_component_ref): Use pedantic_non_lvalue when handling
388 COMPOUND_EXPR. Don't handle COND_EXPR specially.
389 (convert_arguments): Use default_function_array_conversion.
390 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
392 (unary_complex_lvalue): Likewise.
393 (internal_build_compound_expr): Use
394 default_function_array_conversion. Apply default conversions to
395 function in compound expression.
396 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
397 Use default_function_array_conversion.
398 * doc/extend.texi: Update documentation of subscripting non-lvalue
402 2001-11-05 Zack Weinberg <zack@codesourcery.com>
404 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
405 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
406 corresponding to the complete set of .po and .gmo files in
407 the source directory's po subdir, modified by LINGUAS. Don't
409 * configure.in: Don't set ALL_LINGUAS.
410 * configure: Regenerate.
412 * Makefile.in (.po.gmo): Don't move into source directory.
413 (.po.pox): Clarify comments.
414 (install-po): Look for .gmo files in both srcdir and objdir;
415 don't fail if a file is totally missing.
416 (distclean): rmdir ada subdirectory too.
418 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
420 * config/rs6000/rs6000.c (rs6000_select_section): Handle
421 CONSTRUCTORs _correctly_.
423 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
425 * c-decl.c (delete_block): Remove.
426 * c-tree.h (delete_block): Remove.
428 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
430 * cppexp.c (lex, parse_defined): Update warning about defined.
432 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
434 * config/rs6000/rs6000.c (rs6000_select_section): Handle
437 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
439 * config/arm/arm.c (arm_return_in_memory): Cope with
440 int_size_in_bytes returning -1.
442 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
445 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
447 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
448 remove unneded depdendencies;
450 * cfglayout.c, cfglayout.h: New files; break out from ...
451 * bb-reorder.c: ... here; Remove unneeded includes;
453 2001-11-04 Alan Modra <amodra@bigpond.net.au>
455 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
457 2001-11-04 David Edelsohn <edelsohn@gnu.org>
459 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
460 mode as well. Do not explicitly create intermediate regs.
462 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
464 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
465 (common_section): Delete unused variable.
466 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
467 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
468 * arm-protos.h (arm_poke_function_name, aof_add_import,
469 aof_delete_import): Const-ify.
470 * arm.c (legitimize_pic_address): Wrap variables in the macro
471 controlling their usage.
472 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
473 (arm_poke_function_name, pic_chain, import, aof_add_import,
474 aof_delete_import): Const-ify.
475 * i386.c (ix86_osf_output_function_prologue): Const-ify.
476 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
477 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
478 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
479 * i860/sysv3.h: Add missing comment closure.
480 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
481 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
484 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
485 (i960-*-*): Set tmake_file.
486 (sparc86x-*-elf*): Fix typo in header name.
488 * sched-rgn.c (schedule_insns): Delete unused variable.
490 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
493 * c-typeck.c (lookup_field): Rework to return a chain down to
495 (build_component_ref): Use the new lookup_field to handle
496 nested anonymous entities correctly.
498 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
500 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
501 Change parameters to gen_rtx_CONST_DOUBLE.
502 (GEN_INT64, sparc_emit_set_const64): Likewise.
503 * config/sparc/sparc.md (movdf split): Likewise.
505 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
507 * unroll.c (calculate_giv_inc): Use find_last_value rather
508 than just hoping the last instruction is the right SET.
509 [Fixes 990604-1.c on stormy16.]
511 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
512 library at all if -T is used.
514 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
515 some uses of uninitialized variables in error cases.
517 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
518 look at 'temp' if we won't be using it.
520 * config/stormy16/stormy16.h (CONST_COSTS): Define.
522 (ADDRESS_COST): Define.
523 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
525 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
527 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
528 stormy16_asm_output_mi_thunk.
529 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
531 * config/stormy16/stormy16-protos.h
532 (stormy16_asm_output_mi_thunk): New prototype.
534 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
536 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
537 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
538 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
539 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
540 sched-int.h, toplev.c, config/alpha/alpha.c,
541 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
542 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
543 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
544 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
545 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
546 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
547 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
549 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
551 * Makefile.in (dbxout.o): Depend on function.h.
552 * collect2.c (is_in_list): Hide unused function.
553 * dbxout.c: Include function.h.
554 (source_label_number, dbxout_source_line, dbxout_source_file,
555 dbxout_function_end, dbxout_begin_function): Wrap/move inside
556 macros controlling usage.
557 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
558 * output.h (exports_section): Prototype.
560 * convex.c (convex_output_function_prologue): Fix format specifier
562 (asm_declare_function_name): Fix signed/unsigned warning.
563 (print_operand): Fix format specifier warning.
564 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
565 * dsp16xx-protos.h (uns_comparison_operator,
566 num_1600_core_shifts): Prototype.
567 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
568 (frame_size, frame_pointer_offset): Delete.
569 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
570 Make static. Fix format specifier warnings.
571 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
572 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
573 * dsp16xx.md: Add default case in switches.
574 * fr30.h (IN_RANGE): Delete.
575 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
576 * mcore-protos.h (mcore_output_cmov): Const-ify.
577 * mcore.c (mcore_output_cmov): Likewise.
578 * mcore.h (switch_to_section): Make static and prototype.
579 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
580 unsigned>=0 warnings.
581 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
582 * rs6000-protos.h (read_only_data_section,
583 read_only_private_data_section): Prototype.
584 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
585 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
586 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
588 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
590 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
592 * final.c (final_scan_insn): Add brackets around body of if-stmt.
593 * gcc.c (convert_filename): Add static prototype. Const-ify.
594 Wrap variable in macros controlling its use.
595 * output.h (sdata_section): Add prototype.
597 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
598 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
599 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
600 (ASM_FILE_START): Const-ify.
601 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
603 * c4x.md: Don't use the 'U' integer suffix.
604 * clipper.md (clipper_movstr): Delete declaration.
605 * d30v-protos.h (d30v_move_2words): Const-ify.
606 (debug_stack_info): Add prototype.
607 * d30v.c: Include "integrate.h".
608 (d30v_function_arg_boundary, d30v_function_arg,
609 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
610 signed/unsigned warnings.
611 (d30v_print_operand_memory_reference, d30v_move_2words):
613 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
614 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
615 * fr30.md: Const-ify.
616 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
617 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
618 (mvs_get_label_page): Hide unused static function.
619 * i860.c (current_function_original_name): Const-ify.
620 * i860/sysv3.h (current_function_original_name): Likewise.
621 * i860/sysv4.h (current_function_original_name): Likewise.
622 * i960.md: Add default case in switches. Remove unused variable.
623 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
624 * m32r.md: Const-ify.
625 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
626 * m68hc11.c: Include "reload.h".
627 (static_chain_reg, print_options, m68hc11_asm_file_start):
629 * m68hc11.md: Delete unused variable. Const-ify. Add parens
630 around & in comparison.
631 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
632 * mn10200.c (shift_mode): Remove trailing comma.
633 * mn10300-protos.h (output_tst): Const-ify.
634 * mn10300.c (output_tst): Likewise.
635 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
637 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
638 * pa.c (output_ascii): Likewise.
639 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
640 * pdp11.md (expand_unop): Delete declarations.
641 * pj-protos.h (pj_output_addsi3): Const-ify.
642 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
643 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
644 unique_src_operand): Add prototypes.
645 (pj_output_store_into_lval): Make definition static.
646 (pj_function_incoming_arg): Don't use unary plus.
647 (pj_output_addsi3): Const-ify.
648 * romp.md (get_symref): Delete declarations.
649 * v850-c.c (mark_current_function_as_interrupt): Don't return
650 value from void function.
651 * v850.c: Include "integrate.h".
652 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
653 * vax-protos.h (const_section): Add prototype.
655 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
657 * machmode.def: Add documentation for the seventh argument in
660 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
662 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
664 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
665 <-melf>: Don't have markup for ELF acronym.
667 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
669 * config.gcc (mmix-*-*): New target.
670 * doc/invoke.texi: Document MMIX options.
671 * doc/contrib.texi: Add note about MMIX port to my entry.
672 * config/mmix/t-mmix: New file.
673 * config/mmix/mmix.h: New file.
674 * config/mmix/mmix-protos.h: New file.
675 * config/mmix/mmix.c: New file.
676 * config/mmix/mmix.md: New file.
677 * config/mmix/crti.asm: New file.
678 * config/mmix/crtn.asm: New file.
680 2001-11-03 Kazu Hirata <kazu@hxi.com>
682 * config/sparc/linux-aout.h: Fix comment formatting.
683 * config/sparc/linux.h: Likewise.
684 * config/sparc/linux64.h: Likewise.
685 * config/sparc/lynx.h: Likewise.
686 * config/sparc/pbd.h: Likewise.
687 * config/sparc/sol2-sld-64.h: Likewise.
688 * config/sparc/sol2.h: Likewise.
689 * config/sparc/sparc.c: Likewise.
690 * config/sparc/sparc.h: Likewise.
691 * config/sparc/sparc.md: Likewise.
692 * config/sparc/sunos4.h: Likewise.
693 * config/sparc/vxsim.h: Likewise.
694 * config/sparc/vxsparc.h: Likewise.
695 * config/sparc/vxsparc64.h: Likewise.
697 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
699 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
700 reference to CONST_DOUBLE_MEM in comment.
701 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
702 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
703 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
704 * function.c (pop_function_context_from): Don't call
705 restore_varasm_status.
706 * function.h (restore_varasm_status): Delete declaration.
707 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
709 * rtl.def (CONST_DOUBLE): Update comment.
710 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
711 (CONST_DOUBLE_CHAIN): Likewise.
712 (CONST_DOUBLE_MEM): Delete.
713 (gen_rtx_CONST_DOUBLE): Update parameters.
714 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
715 Remove reference to CONST_DOUBLE_MEM.
716 (const_alias_set): New variable.
717 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
718 (immed_real_const_1): Adjust tests for 0, 1, and 2.
719 Don't set CONST_DOUBLE_MEM.
720 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
721 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
722 Put constant in const_alias_set.
723 (struct pool_constant): ALIGN now unsigned.
724 OFFSET now HOST_WIDE_INT.
726 (restore_varasm_status): Deleted.
727 (mark_pool_constant): Mark desc->rtl.
728 (force_const_mem): Rework to store rtl in hash table,
729 not CONST_DOUBLE_MEM.
730 Put constant in const_alias_set.
731 (find_pool_constant): Check desc->rtl.
732 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
733 (init_varasm_once): Initialize const_alias_set.
735 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
738 * reload.c (combine_reloads): Don't combine an output reload if there
739 are other reloads around for part of the output.
741 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
743 (set_mem_decl): New function.
744 * expr.h (set_mem_decl): New declaration.
745 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
746 (output_asm_operand_names): Add tab.
747 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
749 * builtins.c (get_memory_rtx): Properly set MEM alias set and
752 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
754 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
755 Use "invalid" instead of "illegal". Use @r in comments in
758 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
760 * c-decl.c (pushdecl): Move block inside if conditional to remove
761 possibility of a segfault. Lookup block-level extern
762 variables in enclosing scopes correctly.
764 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
766 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
768 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
769 SUBREG so we avoid SUBREGing memory.
771 * expmed.c (store_bit_field): Same.
773 2001-11-02 DJ Delorie <dj@redhat.com>
775 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
776 using FP registers for DImode mem-mem moves is acceptable.
778 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
780 * builtins.c (apply_args_size): Handle vector arguments.
781 (apply_result_size): Same.
783 * machmode.def: Set WIDER mode field for all vector entries.
785 2001-11-02 Graham Stott <grahams@redhat.com>
787 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
789 2001-11-01 Eric Christopher <echristo@redhat.com>
791 * config.gcc: Revert part of earlier patch.
792 * config/mips/linux.h: Ditto.
793 * df.c: Include tm_p.h to avoid warnings.
794 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
796 * config/mips/mips.c: Define mips_abi regardless.
797 (mips_output_function_prologues): Add long casts for .frame
799 (override_options): Allow use of ABI_32.
801 2001-11-01 Kazu Hirata <kazu@hxi.com>
803 * config/m68hc11/m68hc11.c: Fix comment formatting.
804 * config/m68hc11/m68hc11.h: Likewise.
805 * config/m68hc11/m68hc11.md: Likewise.
807 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
809 * c-typeck.c (default_conversion): Retain the original expression
811 * gcc.dg/Wparentheses.c: New tests.
813 2001-11-01 David S. Miller <davem@redhat.com>
815 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
816 64-bit Sparc description more in line with reality.
818 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
820 * Makefile.in (GCOV_OBJS): Add version.o.
821 * gcov.c: Include "version.h" and <getopt.h>.
822 (gcov_version_string): Remove.
823 (print_usage): Take a parameter to determine whether this is a
824 call from --help or an error message. Give fuller output that
825 follows the GNU Coding Standards for --help.
826 (print_version): New function.
828 (process_args): Use getopt_long. Support long options. Follow
829 GNU Coding Standards for --help and --version.
830 * doc/gcov.texi: Document long options.
831 Addresses part of PR other/704.
833 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
835 * pa.c (output_move_double): Fix typo in double load.
837 2001-11-01 Kazu Hirata <kazu@hxi.com>
839 * config/h8300/h8300.c (h8300_encode_label): Compute a string
840 before passing it to ggc_alloc_string.
842 2001-11-01 Kazu Hirata <kazu@hxi.com>
844 * config/m68k/3b1.h: Fix comment formatting.
845 * config/m68k/3b1g.h: Likewise.
846 * config/m68k/a-ux.h: Likewise.
847 * config/m68k/amix.h: Likewise.
848 * config/m68k/apollo68.h: Likewise.
849 * config/m68k/atari.h: Likewise.
850 * config/m68k/aux-exit.c: Likewise.
851 * config/m68k/ccur-GAS.h: Likewise.
852 * config/m68k/crds.h: Likewise.
853 * config/m68k/dpx2.h: Likewise.
854 * config/m68k/dpx2g.h: Likewise.
855 * config/m68k/hp310.h: Likewise.
856 * config/m68k/hp320.h: Likewise.
857 * config/m68k/isi.h: Likewise.
858 * config/m68k/linux.h: Likewise.
859 * config/m68k/lynx.h: Likewise.
860 * config/m68k/m68k-psos.h: Likewise.
861 * config/m68k/m68k.c: Likewise.
862 * config/m68k/m68k.h: Likewise.
863 * config/m68k/m68k.md: Likewise.
864 * config/m68k/m68kelf.h: Likewise.
865 * config/m68k/m68kv4.h: Likewise.
866 * config/m68k/mot3300.h: Likewise.
867 * config/m68k/news.h: Likewise.
868 * config/m68k/next.h: Likewise.
869 * config/m68k/pbb.h: Likewise.
870 * config/m68k/plexus.h: Likewise.
871 * config/m68k/sgs.h: Likewise.
872 * config/m68k/sun3.h: Likewise.
873 * config/m68k/tower.h: Likewise.
874 * config/m68k/vxm68k.h: Likewise.
876 2001-10-31 DJ Delorie <dj@redhat.com>
878 * config/mips/mips.h (mips_cache_flush_func): Prototype.
879 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
880 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
881 * config/mips/mips.c (mips_cache_flush_func): New.
882 * doc/invoke.texi: Document the new options.
884 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
886 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
887 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
889 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
891 * config/cris/cris.c: Include output.h after tree.h but before
894 2001-10-31 Zack Weinberg <zack@codesourcery.com>
896 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
897 (INTL_SUBDIRS): Just intl.
898 (.SUFFIXES): Add .gmo .po .pox.
899 (native): Also depend on build-@POSUB@.
900 (intl.all, intl.install): Depend on config.h and things it includes.
901 (po-generated): New target; depend on c-parse.c and tradcif.c.
902 (install-normal): Also depend on install-@POSUB@.
903 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
904 (build-, install-, build-po, update-po, install-po,
905 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
907 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
908 * configure.in: Don't munge XGETTEXT. Don't generate
910 * configure: Regenerate.
913 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
914 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
916 2001-10-31 Kazu Hirata <kazu@hxi.com>
918 * config/h8300/h8300.md (two anonymous patterns): New.
920 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
922 * tree.h (tree_index): Add support for V16QI and V8HI.
923 (V8HI_type_node): New.
924 (V16QI_type_node): New.
926 * tree.c (build_common_tree_nodes_2): Same.
928 * c-common.c (type_for_mode): Same.
930 2001-10-31 Kazu Hirata <kazu@hxi.com>
932 * config/i386/att.h: Fix comment formatting.
933 * config/i386/beos-elf.h: Likewise.
934 * config/i386/bsd.h: Likewise.
935 * config/i386/bsd386.h: Likewise.
936 * config/i386/crtdll.h: Likewise.
937 * config/i386/cygwin.asm: Likewise.
938 * config/i386/cygwin.h: Likewise.
939 * config/i386/djgpp.h: Likewise.
940 * config/i386/freebsd-aout.h: Likewise.
941 * config/i386/freebsd.h: Likewise.
942 * config/i386/gas.h: Likewise.
943 * config/i386/i386-interix.h: Likewise.
944 * config/i386/i386-protos.h: Likewise.
945 * config/i386/i386.c: Likewise.
946 * config/i386/i386.h: Likewise.
947 * config/i386/i386.md: Likewise.
948 * config/i386/i386elf.h: Likewise.
949 * config/i386/interix.c: Likewise.
950 * config/i386/isc.h: Likewise.
951 * config/i386/isccoff.h: Likewise.
952 * config/i386/iscdbx.h: Likewise.
953 * config/i386/linux.h: Likewise.
954 * config/i386/lynx.h: Likewise.
955 * config/i386/mingw32.h: Likewise.
956 * config/i386/netbsd-elf.h: Likewise.
957 * config/i386/next.h: Likewise.
958 * config/i386/osf1elf.h: Likewise.
959 * config/i386/osfrose.h: Likewise.
960 * config/i386/sco5.h: Likewise.
961 * config/i386/seq-gas.h: Likewise.
962 * config/i386/seq-sysv3.h: Likewise.
963 * config/i386/sequent.h: Likewise.
964 * config/i386/sol2.h: Likewise.
965 * config/i386/sun386.h: Likewise.
966 * config/i386/uwin.asm: Likewise.
967 * config/i386/uwin.h: Likewise.
968 * config/i386/vxi386.h: Likewise.
969 * config/i386/win32.h: Likewise.
970 * config/i386/winnt.c: Likewise.
971 * config/i386/xm-cygwin.h: Likewise.
972 * config/i386/xm-mingw32.h: Likewise.
974 2001-10-31 Kazu Hirata <kazu@hxi.com>
976 * builtins.def: Fix comment typos.
977 * config/alpha.c: Likewise.
978 * config/arm/arm.c: Likewise.
979 * config/avr/avr.h: Likewise.
980 * config/d30v/d30v.c: Likewise.
981 * config/d30v/d30v.h: Likewise.
982 * config/d30v/d30v.md: Likewise.
983 * config/dsp16xx/dsp16xx.c: Likewise.
984 * config/fr30/fr30.c: Likewise.
985 * config/fr30/fr30.md: Likewise.
986 * config/i386/i386.c: Likewise.
987 * config/i860/i860.c: Likewise.
988 * config/i960/i960.c: Likewise.
989 * config/ia64/ia64.c: Likewise.
990 * config/mips/mips.c: Likewise.
991 * config/pa/pa.c: Likewise.
992 * config/rs6000/rs6000.c: Likewise.
993 * config/s390/s390.c: Likewise.
994 * config/sparc/sparc.c: Likewise.
996 2001-10-30 Kazu Hirata <kazu@hxi.com>
998 * config/mips/elf.h: Fix comment formatting.
999 * config/mips/elf64.h: Likewise.
1000 * config/mips/iris5.h: Likewise.
1001 * config/mips/iris5gas.h: Likewise.
1002 * config/mips/iris6.h: Likewise.
1003 * config/mips/isa3264.h: Likewise.
1004 * config/mips/linux.h: Likewise.
1005 * config/mips/mips.c: Likewise.
1006 * config/mips/mips.h: Likewise.
1007 * config/mips/mips.md: Likewise.
1008 * config/mips/mips16.S: Likewise.
1009 * config/mips/netbsd.h: Likewise.
1010 * config/mips/osfrose.h: Likewise.
1011 * config/mips/r3900.h: Likewise.
1012 * config/mips/sni-svr4.h: Likewise.
1013 * config/mips/svr4-t.h: Likewise.
1014 * config/mips/ultrix.h: Likewise.
1016 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
1018 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
1019 when we update head->current.
1021 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
1023 * tree.c (id_string_size): Remove.
1024 (dump_tree_statistics): Update.
1025 * toplev.c (compile_file): If dumping stats, dump tree stats too.
1027 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
1029 * sched-rgn.c (schedule_insns): Fix comment.
1031 2001-10-30 Zack Weinberg <zack@codesourcery.com>
1033 * configure.in: Correct previous change: don't assume that
1034 gas's version number _isn't_ the last thing on the line, or
1035 isn't the only number on the line, either.
1036 * configure: Regenerate.
1038 2001-10-30 Kazu Hirata <kazu@hxi.com>
1040 * cfgcleanup.c: Fix a comment typo.
1042 2001-10-30 Kazu Hirata <kazu@hxi.com>
1044 * alias.c: Fix comment formatting.
1045 * recog.c: Likewise.
1046 * config/cris/cris.c: Likewise.
1047 * config/cris/cris.h: Likewise.
1048 * config/i960/i960.c: Likewise.
1049 * config/i960/i960.h: Likewise.
1051 2001-10-30 Kazu Hirata <kazu@hxi.com>
1053 * config/arm/arm.c: Fix a comment typo.
1054 * config/arm/arm.h: Likewise.
1055 * config/ia64/ia64.c: Likewise.
1057 2001-10-30 Jakub Jelinek <jakub@redhat.com>
1059 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
1060 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
1061 * rtl.h (set_unique_reg_note): Change return value.
1062 * gcse.c (try_replace_reg): Use set_unique_reg_note.
1063 * cse.c (cse_insn): Likewise.
1064 * expr.c (emit_move_insn): Likewise.
1065 * explow.c (force_reg): Likewise.
1066 * local-alloc (update_equiv_regs): Likewise.
1067 * loop.c (move_moveables, load_mems): Likewise.
1068 * reload (find_reloads): Likewise.
1070 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
1073 * c-decl.c (parmlist_tags_warning, start_struct,
1074 check_for_loop_decls): Separate messages for struct, union and
1075 enum cases to allow for languages in which they have different
1077 * c-format.c (scanf_flag_specs): Separate short and long name of
1078 the assignment suppression feature.
1079 (check_format_types): Localize "pointer" and "different types"
1081 * c-lex.c (lex_number): Localize "an unsigned long int" and
1083 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
1085 * c-typeck.c (build_unary_up): Separate messages for increment and
1086 decrement cases to allow for languages in which they use different
1087 articles. Localize the strings "increment" and "decrement" in one
1090 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
1092 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
1093 when no changes has been made.
1095 * gcse.c (reg_set_bitmap): Turn into reg_set.
1096 (modify_mem_list_set, canon_modify_mem_list_set)
1097 (clear_modify_mem_tables, free_modify_mem_tables): New.
1098 (gcse_main); Use free_modify_mem_tables.
1099 (free_gcse_mem): Likewise; free the bitmaps.
1100 (alloc_gcse_main): Initialize the bitmaps.
1101 (canon_list_insert): Set canon_modify_mem_list_set.
1102 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
1103 (compute_hash_table): Use clear_modify_mem_tables.
1104 (reset_opr_set_tables): Likewise.
1105 (oprs_not_set_p): reg_set_bitmap is regset.
1106 (mark_set, mark_clobber): Likewise.
1108 * df.h (DF_EQUIV_NOTES): New constant.
1109 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
1112 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
1113 (init_regions, schedule_insns): Conditionalize the checking
1114 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
1116 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
1118 * i386.md (movti_rex64 splitter): Fix condition.
1120 2001-10-29 Zack Weinberg <zack@codesourcery.com>
1122 * configure.in: Do not assume that gas's version number is the
1123 last thing on the first line of as --version output.
1124 * configure: Regenerate.
1126 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
1127 MT_WARNING, MT_ERROR, MT_FATAL.
1128 (main): Call gcc_init_libintl.
1129 (v_message): Call gettext on msgid and "warning: "
1130 * tradcif.y: Include intl.h.
1131 (yyerror): Make parameter definition consistent with
1132 prototype. Call gettext on msgid argument.
1134 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1136 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
1139 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
1141 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1143 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
1144 before referencing it.
1146 2001-10-26 DJ Delorie <dj@redhat.com>
1148 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
1149 override -G, and force -G0.
1151 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1153 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
1154 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
1155 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
1156 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
1158 * loop.h (struct induction): Rename ext_dependant to
1160 * loop.c: Change all uses.
1161 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
1162 All callers changed.
1163 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
1165 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1167 * c-parse.in (expr_no_commas, primary), c-typeck.c
1168 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
1170 2001-10-29 David Edelsohn <edelsohn@gnu.org>
1172 Undo assemble_name change in earlier patch.
1174 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
1176 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
1177 determining the type of the receiver, do not check that TREE_CODE
1178 of receiver is CALL_EXPR before calling receiver_is_class_object().
1179 (receiver_is_class_object): For the GNU runtime: recognize
1180 the case that the receiver is self in a class method context.
1181 Check that TREE_CODE of receiver is CALL_EXPR when checking that
1182 the receiver is a call to objc_get_class.
1184 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1186 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
1188 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1190 * Makefile.in (OBJS): Put all files in alphabetical order.
1192 * dwarf2out.c (add_const_value_attribute): Fix error in last
1195 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
1197 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
1198 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
1200 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
1201 (life_analysis): call purge_all_dead_edges after deleting noops.
1202 (delete_noop_move): Do not purge CFG.
1203 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
1205 2001-10-28 David Edelsohn <edelsohn@gnu.org>
1207 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
1208 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
1209 (ASM_GLOBALIZE_LABEL): Use assemble_name.
1210 (ASM_OUTPUT_COMMON): Likewise.
1211 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
1212 (rs6000_output_function_epilogue): Likewise.
1213 (output_mi_thunk): Fix typo.
1214 (rs6000_output_symbol_ref): Use assemble_name.
1215 (output_toc): Likewise.
1216 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
1217 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
1218 assemble_name calls STRIP_NAME_ENCODING.
1219 (ASM_OUTPUT_LABEL): Use assemble_name.
1220 (ASM_GLOBALIZE_LABEL): Likewise.
1221 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1222 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
1223 (ASM_OUTPUT_LOCAL): Likewise.
1225 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1227 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
1228 (expand_builtin_apply, expand_builtin_return): Likewise.
1229 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
1231 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1233 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1234 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
1235 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
1236 configure, configure.in, except.c, except.h, flow.c, function.c,
1237 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
1238 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
1239 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
1240 unroll.c: Fix spelling errors.
1242 * doc/extend.texi, doc/invoke.texi: Fix spelling.
1244 * doc/gcc.texi: Document use of "dependent" and American spelling.
1246 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
1248 * expr.c (emit_group_load): Support CONCATs by storing them to memory
1251 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1253 * expr.c (store_constructor_field): Only call adjust_address on MEM.
1255 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
1257 * genrecog.c (write_switch): Output if before switch for
1258 DT_elt_zero_wide_safe.
1260 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1262 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
1263 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
1264 (FUNCTION_PROFILER): Const-ify.
1265 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
1266 (eliminate_constant_term, assemble_name, output_addr_const):
1267 Remove declarations.
1268 (ptr_half_pic_address_p, half_pic_hash): Prototype.
1269 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
1270 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
1271 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
1272 (half_pic_declare, half_pic_external): Const-ify.
1273 * toplev.c: Include "halfpic.h".
1275 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1277 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
1278 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
1279 config/i386/i386.c, config/i386/i386-interix.h,
1280 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
1281 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
1282 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
1283 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
1284 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
1285 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
1286 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
1289 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1290 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
1291 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
1292 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
1293 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
1294 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
1295 system.h, toplev.c: Fix spelling errors.
1297 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1299 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
1301 * dwarf2out.c (reg_number): Abort if pseudo.
1302 (reg_loc_descriptor): Return 0 if pseudo.
1303 (is_based_loc): Return 0 if pseudo.
1304 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
1306 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
1307 (loc_descriptor): Return 0 if can't find location and handle 0
1308 return from recursive calls.
1309 (loc_descriptor_from_tree): Likewise.
1310 Fix handling of indirect.
1311 Also return 0 for PLACEHOLDER_EXPR.
1312 Clean up COMPONENT_REF cases.
1313 (add_AT_location_descriptor): Simplify, but handle 0 return from
1315 (add_const_value_attribute): Avoid shift count warning.
1316 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
1317 Set comp_unit_die as context if not in function.
1319 * config/mips/mips-protos.h: Break up long lines.
1320 Remove needless #ifdef/#endif blocks.
1321 Don't declare functions declared in file made by genpreds or recog.h.
1322 * config/mips/mips.c (mips_output_function_prologue): TSIZE
1323 is now HOST_WIDE_INT; delete unneeded casts.
1324 * config/mips/mips.h: Don't use #elif.
1326 * expr.c (stor_constructor_field): Always call adjust_address.
1327 Copy TARGET before changing its alias set.
1328 (store_field): Likewise, for TO_RTX.
1329 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
1331 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
1332 (find_placeholder): Return 0 if can't find object.
1333 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
1336 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1338 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
1340 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
1342 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
1343 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
1344 (merge_blocks): Properly udpate life after making edge nonfallthru.
1345 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
1347 2001-10-26 Kazu Hirata <kazu@hxi.com>
1349 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
1351 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
1353 * c-typeck.c (convert_arguments): When comparing for enumeral
1354 type equality, use TYPE_MAIN_VARIANT.
1355 * gcc.dg/Wconversion.c: New tests.
1357 2001-10-26 Kazu Hirata <kazu@hxi.com>
1359 * s390/s390.c: Fix comment typos.
1360 * s390/s390.h: Likewise.
1361 * s390/s390.md: Likewise.
1363 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1365 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
1366 (walk_tree): Use it for tail calls where appropriate.
1368 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1370 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
1371 non-local label_refs.
1373 2001-10-26 Kazu Hirata <kazu@hxi.com>
1375 * config/h8300/h8300.md (4 anonymous patterns): New.
1377 2001-10-26 Kazu Hirata <kazu@hxi.com>
1379 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1380 algorithm through the shift_info structure.
1381 (emit_a_shift): Update the use of get_shift_alg.
1383 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1385 * sched-rgn.c: Remove bitset typedef.
1386 Change bitset to sbitmap in prototypes / variable types.
1388 Remove edgeset_bits.
1389 Remove edgeset_size.
1390 s/BITSET_ADD/SET_BIT/g
1391 s/BITSET_INVERT/sbitmap_ones/g
1392 s/BITSET_INTER/sbitmap_a_and_b/g
1393 s/BITSET_UNION/sbitmap_a_or_b/g
1394 s/BITSET_DIFFER/sbitmap_difference/g
1395 s/bitset_member/TEST_BIT/g
1396 (BITSET_*): Removed.
1397 (bitset_member): Removed.
1398 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1399 EXECUTE_IF_SET_IN_SBITMAP.
1400 (split_edges): Rewrite, use sbitmap functions instead of bitset
1402 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1404 2001-10-26 Andreas Schwab <schwab@suse.de>
1406 * reload1.c (emit_input_reload_insns): Fix parens in last
1407 (undocumented) change that was supposed to change only whitespace.
1409 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1411 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1413 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1416 2001-10-26 Andreas Jaeger <aj@suse.de>
1418 * flow.c (clear_log_links): Remove unused variable.
1419 * cfgcleanup.c (cleanup_cfg): Likewise.
1421 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1423 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1424 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1426 2001-10-26 Richard Henderson <rth@redhat.com>
1428 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1429 rename PV_REG to R27_REG.
1430 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1431 (REG_CLASS_FROM_LETTER): Update.
1432 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1433 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1434 (udivsi3, modsi3, umodsi3): Likewise.
1435 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1437 2001-10-26 Richard Henderson <rth@redhat.com>
1439 * cfg.c (clear_aux_for_blocks): Split out of ...
1440 (free_aux_for_blocks): here.
1441 (clear_aux_for_edges): Split from ...
1442 (free_aux_for_edges): here.
1443 * basic-block.h: Declare them.
1444 * lcm.c (compute_antinout_edge): Use them.
1445 (compute_laterin, compute_available, compute_nearerout): Likewise.
1446 (optimize_mode_switching): Likewise.
1448 2001-10-26 Richard Henderson <rth@redhat.com>
1450 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1451 moving everything back to the main build directory.
1453 2001-10-26 Christopher Faylor <cgf@redhat.com>
1455 * config/i386/cygwin.h: Search target specfic include directory, if
1458 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1460 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1461 of macro guards. Fix #endif comment.
1463 * output.h (default_exception_section, default_eh_frame_section):
1464 Move prototypes outside of macro guard.
1466 * crtstuff.c: Fix #endif comment.
1468 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1470 * doc/md.texi (movMM): Clarify semantics of storing into a
1471 non-paradoxical SUBREG.
1473 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1475 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1476 (lang_hook_default_get_alias_set): Move next to other alias
1478 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1479 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1480 (LANG_HOOKS_INITIALIZER): Add it.
1481 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1482 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1483 instead of a loop calling poplevel.
1485 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1487 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1488 occurrences of #elif with #if...#endif.
1490 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1492 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1494 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1496 * alias.c (can_address_p): No longer static.
1497 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1498 Return 0 if all parameters are default values.
1499 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1500 (adjust_address_1): Try harder to compute a size.
1501 * expr.c (expand_assignment, store_constructor): If can't address,
1502 set MEM_KEEP_ALIAS_SET_P.
1503 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1504 (store_field): Likewise.
1505 (store_constructor): Simplify call to store_constructor_field.
1506 * expr.h (can_address_p): New declaration.
1507 * gensupport.c (gen_rtx_CONST_INT): New function.
1508 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1509 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1510 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1512 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1514 2001-10-24 Christopher Faylor <cgf@redhat.com>
1516 * config/i386/cygwin.h: Use proper path for mingw crt files when
1519 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1521 * dwarf2out.c (file_info_cmp): Always return consistent results.
1523 2001-10-24 Roger Sayle <roger@eyesopen.com>
1525 * stmt.c (expand_end_case): Index jumptables from zero for
1526 suitably small values of minval.
1528 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1530 * stor-layout.c (place_union_field): If any field was aligned with
1531 attribute aligned, set record type's TYPE_USER_ALIGN.
1532 (place_field): Likewise.
1533 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1534 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1536 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1538 * c-common.h (struct c_common_identifier): Remove rid_code field.
1539 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1541 * c-typeck.c (constructor_designated): New local flag.
1542 (struct constructor_stack): Add "designated" field to match.
1543 (start_init): Clear it.
1544 (really_start_incremental_init, push_init_level): Push and
1546 (pop_init_level): Pop it.
1547 (set_designator): Set it.
1549 (pop_init_level): Suppress "missing initializer" warnings if
1550 constructor_designated is true.
1551 (process_init_element): Suppress warning about union
1552 initialization under traditional C, if constructor_designated
1555 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1557 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1560 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1562 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1564 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1566 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1567 the node was already a set to a constant.
1569 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1571 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1572 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1574 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1576 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1577 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1578 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1579 * s390.c (s390_final_chunkify): Don't use string concatenation.
1580 (s390_function_prologue, s390_function_epilogue): Const-ify.
1581 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1583 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1585 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1588 2001-10-23 Stan Shebs <shebs@apple.com>
1590 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1591 -traditional-cpp in first-stage compilation.
1593 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1595 * gensupport.c (target_flags): Add.
1597 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1599 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1601 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1602 * except.c (expand_builtin_frob_return_addr): Likewise.
1603 (expand_builtin_eh_return): Likewise.
1604 * stmt.c (expand_computed_goto): Likewise.
1605 * explow.c (memory_address): Likewise.
1606 (allocate_dynamic_stack_space): Clean up predicate testing.
1607 (probe_stack_range): Convert SIZE to Pmode.
1608 * calls.c (rtx_for_function_call): Only call convert_memory_address
1610 Pass function call operand as ptr_mode, not Pmode.
1611 * expr.c (expand_assignment): Clean up calls to convert_memory
1612 address by only doing so when needed and making offsets Pmode.
1613 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1614 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1615 is in Pmode, not ptr_mode.
1617 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1619 * darwin-protos.h (constructor_section, destructor_section,
1620 mod_init_section, mod_term_section): Prototype.
1621 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1623 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1625 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1626 objc_section_init declaration.
1627 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1628 (objc_section_init, try_section_alias): Make static.
1629 (alias_section): Make static and hide unused function.
1630 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1632 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1634 * alias.c (can_address_p): Compnonents are not addressable if
1635 the containing type has alias set 0.
1636 (get_alias_set): Rework to use STRIP_NOPS.
1637 Only call front-end routine on object, type, or object with
1638 NOPs stripped, not inner values.
1639 Use language hook to call front-end routine.
1640 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1641 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1642 Don't pass alignment to emit_block_move.
1643 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1644 (expand_builtin_memset): Likewise, but for clear_storage.
1645 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1646 and remove C++ specific parts.
1647 * c-common.h (c_common_get_alias_set): Add declaration.
1648 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1649 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1650 (save_fixed_argument_area): Call set_mem_align.
1651 Remove alignment in call to emit_block_move.
1652 (emit_library_call_value_1, store_one_arg): Likewise.
1653 (target_for_arg): Remove; disabled long ago.
1654 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1655 once and similar cleanups.
1656 (offset_address): Use proper introductory comment.
1657 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1658 from explicit operand; all callers changed.
1659 (clear_storage): Likewise.
1660 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1661 (store_field): Remove kludge on alias set used for to_rtx.
1662 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1663 (expand_expr_unaligned): Call set_mem_attributes instead of
1665 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1666 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1667 (expand_function_end): Track MEM attributes of trampolines.
1668 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1669 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1670 attributes from original.
1671 * langhooks.c (lang_hook_default_get_alias_set): New function.
1672 (hook_get_alias_set_0): New function.
1673 * langhooks.h (hook_get_alias_set_0): New declaration.
1674 (lang_hook_default_get_alias_set): Likewise.
1675 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1676 * reload1.c (alter_reg): Use adjust_address_nv.
1677 * rtl.c (get_mode_alignment): Moved to here.
1678 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1679 change default if unknown from 1 to BITS_PER_UNIT.
1680 * stor-layout.c (get_mode_alignment): Remove from here.
1681 * toplev.h (struct lang_hoks): Add get_alias_set field.
1682 * tree.h (lang_get_alias_set): Delete declaration.
1683 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1684 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1685 (ix86_va_arg): Likewise.
1686 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1687 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1688 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1689 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1690 (expand_block_move_mem): Remove dead code.
1692 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1694 * c-common.c (warn_div_by_zero): New.
1695 * c-common.h (warn_div_by_zero): New.
1696 * c-decl.c (c_decode_option): Take it on the command line.
1697 * c-typeck.c (build_binary_op): Warn about division by zero.
1698 * doc/invoke.texi: Document the new command line option, fix
1699 documentation of -Wmultichar.
1700 * testsuite/gcc.dg/divbyzero.c: New tests.
1701 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1703 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1705 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1707 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1708 to avoid update_life_info call.
1709 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1710 * cfgcleanup.c (bb_flags): New enum.
1711 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1712 (notice_new_block, update_forwarder_flag): New functions.
1713 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1714 (try_forward_edges): Likewise; update flags.
1715 (merge_blocks): Likewise.
1716 (outgoing_edges_match): Likewise.
1717 (try_crossjump_to_edge): Likewise.
1718 (try_optimize_cfg): Likewise; initialize and clear the flags;
1719 recompute life info if needed.
1720 (cleanup_cfg): No need to clear aux pointers.
1722 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1724 * config/i386/i386.c (override_options): Default to minimum
1725 stack alignment when optimizing for code size.
1726 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1729 * config/i386/i386.c (override_options): Set upper limit of
1730 -mpreferred-stack-boundary to 12.
1732 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1734 * recog.c (peephole2_optimize): Add default case to switch.
1736 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1738 * doc/gcc.texi (Sending Patches): Remove.
1740 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1742 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1743 fields when comparing.
1745 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1747 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1748 * arm.c (HOST_INT, HOST_UINT): Likewise.
1750 2001-10-22 Stan Shebs <shebs@apple.com>
1752 * config/darwin-protos.h (darwin_exception_section): Declare.
1753 (darwin_eh_frame_section): Declare.
1755 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1757 * i386.md (movti_rex64): Fix mode.
1759 2001-10-22 Stan Shebs <shebs@apple.com>
1761 * target.h (struct gcc_target): Add asm_out.exception_section,
1762 asm_out.eh_frame_section.
1763 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1764 (TARGET_ASM_EH_FRAME_SECTION): New.
1765 (TARGET_INITIALIZER): Update.
1766 * output.h (default_exception_section): Declare.
1767 (default_eh_frame_section): Declare.
1768 * dwarf2out.c: Include target.h.
1769 (output_call_frame_info): Call target hook for eh frames.
1770 (default_eh_frame_section): New function.
1771 * except.c: Include target.h.
1772 (output_function_exception_table): Call target hook for exception
1774 * varasm.c (default_exception_section): Rename from
1775 exception_section, remove EXCEPTION_SECTION macro.
1777 * config/darwin.h (darwin_eh_frame_section): New function.
1778 (EXCEPTION_SECTION): Remove.
1779 (TARGET_ASM_EXCEPTION_SECTION): Define.
1780 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1781 (nextstep_exception_section): New function.
1782 (nextstep_eh_frame_section): New function.
1783 (TARGET_ASM_EXCEPTION_SECTION): Define.
1784 (TARGET_ASM_EH_FRAME_SECTION): Define.
1786 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1787 (TARGET_ASM_EXCEPTION_SECTION): Define.
1788 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1789 (EXCEPTION_SECTION): Remove.
1790 (TARGET_ASM_EXCEPTION_SECTION): Define.
1791 * config/stormy16/stormy16.h: Remove comments referencing
1792 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1794 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1795 TARGET_ASM_EH_FRAME_SECTION.
1797 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1799 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1802 * c-format.c: Fix spelling typo in comment.
1804 * sched-int.h: Fix typo in GCC preamble.
1806 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1809 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1811 2001-10-22 Richard Henderson <rth@redhat.com>
1813 * config/i386/i386.c (ix86_expand_clear): New.
1814 * config/i386/i386-protos.h: Declare it.
1815 * config/i386/i386.md (setcc peep2s): Use it.
1816 (movsi_xor): Unexport.
1818 2001-10-22 Richard Henderson <rth@redhat.com>
1820 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
1821 free_EXPR_LIST_list for LOG_LINKS.
1823 2001-10-21 Robert Lipe <robertlipe@usa.net>
1825 * config/i386/i386.c (sco_asm_named_section): Delete.
1826 (sco_asm_out_constructor): Delete.
1827 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
1828 (ASM_OUTPUT_DOUBLE_INT): Likewise.
1829 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
1830 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
1831 (EXCEPTION_SECTION): Delete EH scn renaming hack.
1833 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1835 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
1836 and/or fold extra calls into fewer ones.
1837 * collect2.c (dump_file): Likewise.
1838 * cppexp.c (parse_number): Likewise.
1839 * cpplex.c (_cpp_lex_direct): Likewise.
1840 * final.c (output_asm_insn, asm_fprintf): Likewise.
1841 * fix-header.c (inf_scan_ident, main): Likewise.
1842 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
1844 * fold-const.c (real_hex_to_f): Likewise.
1845 * gen-protos.c (parse_fn_proto): Likewise.
1846 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
1847 * genrecog.c (change_state, write_action): Likewise.
1848 * gensupport.c (shift_output_template): Likewise.
1849 * local-alloc.c (requires_inout): Likewise.
1850 * mips-tfile.c (IS_ASM_IDENT): Likewise.
1851 * protoize.c (is_id_char, main): Likewise.
1852 * real.c (asctoeg): Likewise.
1853 * recog.c (asm_operand_ok): Likewise.
1854 * reload.c (find_reloads): Likewise.
1855 * scan.c (scan_identget_token): Likewise.
1856 * sched-vis.c (print_value): Likewise.
1857 * stringpool.c (ggc_alloc_string): Likewise.
1858 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
1859 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
1860 * tradcpp.c (rescan): Likewise.
1861 * tree.c (clean_symbol_name): Likewise.
1862 * varasm.c (decode_reg_name): Likewise.
1864 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
1865 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
1866 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
1867 * m88k.c (output_ascii): Likewise.
1868 * m88k.h (OVERRIDE_OPTIONS): Likewise.
1869 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
1870 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1871 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
1873 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1875 * langhooks.c (lang_hook_default_do_nothing,
1876 lang_hook_default_decode_option): New defaults.
1877 * langhooks.h: Make hooks unconditional and non-NULL.
1878 * toplev.c (compile_file, toplev_main): Update.
1879 * toplev.h: Update comments.
1880 * objc/objc-act.c (lang_hooks): Update to new paradigm.
1882 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1884 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
1886 * system.h (IN_RANGE): New macro.
1888 2001-10-21 Zack Weinberg <zack@codesourcery.com>
1890 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
1891 INTLDEPS variable, which does not include $LIBICONV.
1892 * Makefile.in: Use INTLDEPS in LIBDEPS.
1893 * configure: Regenerate.
1895 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1897 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
1898 * cpplex.c (lex_percent, lex_dot): Remove.
1899 (get_effective_char, skip_block_comment, skip_line_comment,
1900 parse_identifier_slow, parse_number, parse_string, save_comment,
1901 _cpp_lex_direct): Update to do lookback freely.
1902 (IF_NEXT_IS, BACKUP): New macros.
1903 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
1904 * cppmacro.c (paste_tokens): Update.
1906 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
1908 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
1910 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
1912 * reload1.c (reload): Check CONSTANT_P before calling
1913 LEGITIMATE_PIC_OPERAND_P.
1914 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
1915 workaround of 2001-10-13.
1917 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1919 * i386.c (split_di): Handle splitting of DFmode.
1921 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1923 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
1924 (adjust_address_1, offset_address): Likewise.
1926 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
1927 (output_asm_insn): Call it for each line output.
1928 Don't record an operand more than once.
1930 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
1931 * main.c: Include config.h and system.h, but not ansidecl.h.
1932 * Makefile.in (main.o): Update accordingly.
1934 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1936 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
1938 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1940 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
1941 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
1943 (find_sub_basic_blocks): ... here;
1944 (find_many_sub_basic_blocks): New.
1945 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
1947 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
1949 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
1951 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
1953 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
1954 * flow.c (update_life_info): Measure time.
1955 * c-decl.c: Include timevar.h
1956 (c_expand_body): Measure time.
1957 * toplev.c (rest_of_compilation): Measure time of mode switching
1959 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
1961 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
1962 (lang_independent_options): Add asynchronous-unwind-tables
1963 (toplev_main): flag_asynchronous_unwind_tables implies
1965 * flags.h (flag_asynchronous_unwind_tables): Declare.
1966 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
1967 flag_asynchronous_unwind_tables.
1968 (output_call_frame_info): Likewise.
1969 * invoke.texi (-fasynchronous-unwind-tables): Document.
1970 * i386.c (optimization_options): Enable
1971 flag_asynchronous_unwind_tables.
1973 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
1974 * i386.md (s* expanders): Destination is QImode.
1976 * toplev.c (rest_of_compilation): Do not call clear_log_links.
1977 * rtl.h (clear_log_links): Kill.
1978 * flow.c (clear_log_links): Make static; accept blocks parameter;
1979 do no clear life info.
1980 (update_life_info): Call clear_log_links.
1982 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
1984 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
1986 * cpplex.c (handle_newline, skip_escaped_newlines,
1987 get_effective_char, skip_block_comment, skip_line_comment,
1988 parse_identifier_slow, parse_number, parse_string,
1989 _cpp_lex_direct): Update to do more stepping back.
1990 (trigraph_ok): Similarly. Rename trigraph_p.
1991 (SAVE_STATE, RESTORE_STATE): Remove.
1992 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
1994 * cpplib.c (destringize): Rename destringize_and_run, and
1995 call run_directive directly.
1996 (_cpp_do__Pragma): Simplify.
1998 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2000 * pe.c (arm_pe_unique_section): Const-ify.
2001 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
2002 (switch_to_section): Add static prototype.
2004 * output.h (drectve_section): Prototype.
2006 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2008 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
2009 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
2010 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
2011 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
2012 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2013 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
2014 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
2015 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
2016 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
2017 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
2018 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
2019 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
2020 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
2021 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
2022 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
2023 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
2024 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
2025 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
2026 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
2027 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
2028 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
2029 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
2030 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
2031 cris-*-none, cris-*-linux*: Update ${tmfile} list.
2032 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
2033 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
2034 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
2035 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
2036 v850-*-*): Delete superflous ${cpu_type} setting.
2037 * config/linux.h: Delete svr4.h include.
2038 (SET_ASM_OP): Delete.
2039 * config/netware.h (INT_ASM_OP): Undef before define.
2040 * config/ptx4.h: Delete elfos.h include.
2041 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
2042 * config/svr4.h: Delete elfos.h include. Update commentary.
2043 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
2044 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
2045 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
2046 config/v850/v850.h: Delete svr4.h include.
2047 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
2048 config/m68k/m68kv4.h, config/m88k/sysv4.h,
2049 config/sparc/sysv4.h: Update includes.
2050 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
2051 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
2052 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
2053 config/m88k/dguxbcs.h: Delete includes.
2054 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
2055 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
2056 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
2058 * config/m88k/dgux.h: Delete include.
2059 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
2061 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
2062 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
2063 * config/sh/elf.h: Update include.
2064 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
2065 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
2067 2001-10-19 Catherine Moore <clm@redhat.com>
2069 * config/stormy16/stormy-abi: Updates to varargs descriptions.
2070 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
2071 base and count fields.
2072 (stormy16_expand_builtin_va_start): last_reg_count changed to
2073 size_of_reg_args. Use count + size in first comparison.
2075 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2077 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
2078 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
2079 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
2080 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
2081 Set alignment from type if INDIRECT_REF.
2082 (adjust_address_1, offset_address): Simplify alignment compuitation.
2083 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
2084 here; done by set_mem_attributes.
2086 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2088 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
2089 * arm-protos.h (rdata_section, zero_init_section, common_section):
2091 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
2092 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
2093 traditional mode stringification.
2094 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
2095 in macros controling its use.
2096 * rtlanal.c: Include tm_p.h.
2097 * varasm.c (asm_output_aligned_bss): Mark parameter with
2099 (assemble_constant_align, assemble_start_function, assemble_align,
2100 assemble_variable, assemble_trampoline_template,
2101 output_constant_def_contents): Wrap potentially empty if-stmt body
2104 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2106 * a29k-protos.h (literal_section): Prototype.
2107 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
2108 * a29k.md: Ensure function pointers are prototyped.
2109 * genattrtab.c (write_eligible_delay): Mark parameter with
2112 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2114 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
2115 * 1750a.c (print_operand): Fix format specifier warning.
2116 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
2117 * 1750a.md: Likewise.
2118 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
2119 * genemit.c (output_add_clobbers): Mark parameter with
2121 * genrecog.c (write_subroutine): Likewise.
2122 * integrate.c (expand_inline_function): Delete unused variable.
2123 * varasm.c (remove_from_pending_weak_list): Wrap with
2126 2001-10-19 Jakub Jelinek <jakub@redhat.com>
2128 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
2129 field is different to previous argument's neg field.
2131 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
2133 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2135 * final.c (get_decl_from_op): New function.
2136 (output_asm_insn): Call it; write "*" when item with decl is address.
2138 2001-10-19 Janis Johnson <janis187@us.ibm.com>
2140 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
2141 about 64-bit support from the 3.0_branch version.
2143 2001-10-19 Zack Weinberg <zack@codesourcery.com>
2145 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
2146 USE_INCLUDED_LIBINTL when appropriate.
2147 * configure, config.in: Regenerate.
2148 * Makefile.in (datadir): Set to @datadir@.
2149 (intl.o): Also depend on $(CONFIG_H) and system.h.
2151 * intl.c: Factor out common gettext initialization sequence.
2152 (gcc_init_libintl): New function.
2153 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
2154 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
2155 off NLS. Add multiple include guard. No need to #ifdef-guard
2156 an #undef. Prototype gcc_init_libintl here.
2158 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
2159 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
2160 Use gcc_init_libintl.
2162 2001-10-19 Catherine Moore <clm@redhat.com>
2164 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
2166 * config/stormy16/stormy16.c (stormy16_split_move): Make
2167 sure that REG_INC notes are present for auto_inc operands.
2169 2001-10-19 Andreas Jaeger <aj@suse.de>
2171 * configure: Regenerated.
2172 * configure.in: Add x86_64 to switch statements.
2174 2001-10-18 Richard Henderson <rth@redhat.com>
2176 * config/alpha/alpha.md (sibcall_osf_1): Load destination
2177 address into $27 explicitly.
2178 (sibcall_value_osf_1): Likewise.
2180 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2182 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
2183 (offset_address): New function.
2184 (free_emit_status): Free regno_decl.
2185 (init_emit): Pass proper number of elements to xcalloc.
2186 Allocate regno_decl.
2187 (mark_emit_status): Mark regno_decl values.
2188 * expr.c (highest_pow2_factor): New function.
2189 (expand_assigment): Use it and offset_address.
2190 Properly handle ptr_mode vs. Pmode in offset calculation.
2191 (store_constructor, expand_expr_unaligned): Likewise.
2192 (expand_expr, case COMPONENT_EXPR): Likewise.
2193 * expr.h (offset_address): New decl.
2194 * function.h (struct emit_status): Add regno_decl.
2195 (REGNO_DECL): New macro.
2196 * final.c (output_asm_name): Move in file and don't conditionalize
2197 on flag_print_asm_name.
2198 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
2199 Output names of operands, if known.
2200 * function.c (assign_parms): Set REGNO_DECL.
2201 * integrate.c (integrate_decl_tree): Likewise.
2202 * stmt.c (expand_decl): Likewise.
2203 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
2205 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
2207 * attribs.c (handle_noinline_attribute): New function.
2208 (handle_used_attribute): Likewise.
2209 (c_common_attribute_table): Added noinline and used.
2210 * doc/extend.texi (Function Attributes): Document them.
2211 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
2212 Warn when merging inline with attribute noinline.
2213 (start_decl, start_function): Warn if inline and attribute
2214 noinline appear in the same declaration.
2216 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
2218 * config.gcc: Update c4x and i370 for C front end-specific
2220 * config/c4x/c4x-c.c: New.
2221 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
2222 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2224 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
2225 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2227 (c4x_init_pragma): Remove.
2228 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
2229 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
2230 c4x_pr_ignored): Move to c4x-c.c.
2231 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
2232 * config/c4x/t-c4x: Update.
2233 * config/i370/i370-c.c: New.
2234 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
2235 (i370_pr_map): Move to i370-c.c.
2236 * config/i370/t-i370: New.
2238 * doc/tm.texi: Update.
2240 2001-10-17 Stan Shebs <shebs@apple.com>
2242 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
2243 typo fixes throughout.
2244 (machopic_output_stub): Remove some dead code.
2246 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
2248 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
2251 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2253 * Makefile.in (print-rtl.o): Depend on TREE_H.
2254 * alias.c (get_alias_set): Make two passes over objects to first
2255 see if inner object is access via restricted pointer.
2256 Defer allocating alias set for restricted pointer until here.
2257 Call find_placeholder with second arg nonzero.
2259 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
2260 set for restricted pointer types.
2261 * emit-rtl.c (set_mem_attributes): Set more attributes.
2262 (set_mem_align, change_address, adjust_address_1): New functions.
2263 (change_address_1): Now static.
2264 (adjust_address, adjust_address_nv): Deleted.
2265 (replace_equiv_address): Call change_address_1.
2266 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
2267 (find_placeholder): Get starting point from PLIST arg.
2268 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
2269 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
2270 (adjust_address, adjust_address_nv): New macros.
2271 * print-rtl.c (tree.h): New include.
2272 (print_rtx, case MEM): Print all memory attributes.
2274 2001-10-17 Richard Henderson <rth@redhat.com>
2276 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
2278 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2280 * c-tree.texi: Eliminate duplicated word.
2281 * cpp.texi: Likewise.
2282 * install.texi: Likewise.
2283 * invoke.texi: Likewise.
2284 * tm.texi: Likewise.
2286 2001-10-17 Michael Collison <collison@isisinc.net>
2288 * dsp16xx.c: Fix comment formatting to match GNU standards.
2289 (dsp16xx_output_function_prologue): Change type of 'size'
2290 parameter from 'int' to HOST_WIDE_INT.
2291 (dsp16xx_output_function_epilogue): Change type of 'size'
2292 parameter from 'int' to HOST_WIDE_INT.
2294 2001-10-16 Richard Henderson <rth@redhat.com>
2296 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
2297 * configure, config.in: Rebuild.
2299 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
2300 (ix86_output_addr_diff_elt): New.
2301 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
2302 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2303 (JUMP_TABLES_IN_TEXT_SECTION): New.
2304 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
2305 * config/i386/i386-protos.h: Update.
2307 * config/i386/386bsd.h, config/i386/beos-elf.h,
2308 config/i386/freebsd-aout.h, config/i386/freebsd.h,
2309 config/i386/i386-interix.h, config/i386/i386elf.h,
2310 config/i386/linux.h, config/i386/netbsd-elf.h,
2311 config/i386/netbsd.h, config/i386/openbsd.h,
2312 config/i386/ptx4-i.h, config/i386/rtemself.h,
2313 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
2314 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
2316 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
2318 * stmt.c (expand_asm_operands): Update commentary.
2320 2001-10-16 Stan Shebs <shebs@apple.com>
2322 * config/darwin.h (GCC_NAME): Remove, no longer used.
2323 (NO_MATH_LIBRARY): Ditto.
2324 (MATH_LIBRARY): Define to emptiness.
2325 (DWARF2_DEBUGGING_INFO): Define.
2326 (PREFERRED_DEBUGGING_TYPE): Define.
2327 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
2328 (EXCEPTION_SECTION): Define.
2329 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2330 * config/darwin.c (darwin_encode_section_info): Handle case of
2331 DECL_INITIAL being error_mark_node.
2333 2001-10-16 Richard Henderson <rth@redhat.com>
2335 * alpha.c (current_file_function_operand): Don't fail for profiling.
2336 (direct_call_operand): New.
2337 * alpha-protos.h: Declare it.
2338 * alpha.h (EXTRA_CONSTRAINT): Use it.
2339 (PREDICATE_CODES): Add it.
2340 (ASM_OUTPUT_MI_THUNK): Remove.
2341 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
2342 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
2344 2001-10-16 Krister Walfridsson <cato@df.lth.se>
2346 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
2347 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2349 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2351 * cfg.c (free_edge): Break out from ....
2352 (remove_edge): ... here.
2353 (clear_edges): Use free_edge.
2355 * att.h (ASM_QUAD): Add comment.
2356 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
2358 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
2360 * i386.c (split_ti): New function.
2361 (ix86_split_to_parts): Support TImodes.
2362 * i386.h (VALID_INT_MODE_P): Add TImode.
2363 * i386.md (movdi splitter): Fix.
2364 (movti): Support 64bit integer registers.
2365 (movti_rex64): New function and splitter.
2367 * i386.c (*_cost): Add movsx/movzx cost.
2368 * i386.h (struct processor_costs): Add movsx/movzx fields.
2369 (RTX_COSTS): Handle zero/sign extend + avoid believing that
2370 64bit operations require split on 64bit machine.
2371 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
2373 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
2374 (ix86_expand_move): Avoid pushes of memory if size does not match;
2375 move long constants to register.
2376 (x86_initialize_trampoline): Fix mode.
2377 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2378 Use ASM_QUAD on 64bit.
2379 * i386.md (test pattern): Disallow impossible constants.
2380 (tablejump PIC expander): Fix emitting of sum.
2381 (movdicc_rex64): Rename to movdicc.
2382 * linux64.h (LINK_SPEC): Add missing '%'.
2384 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2386 * tree-inline.c (inlinable_function_p): Leave it up to the
2387 front-end to turn -finline-functions into DECL_INLINE set for all
2390 2001-10-16 Stan Shebs <shebs@apple.com>
2392 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2394 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2396 * recog.c: Formatting and comment typo fixes.
2398 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2399 version in single tree build.
2400 * configure: Regenerate.
2402 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2404 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2405 MODE arguments to gen_rtx and compare operand with const0_rtx.
2407 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2409 * system.h: Poison old unused target macros.
2410 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2411 * config/stormy16/stormy16.c: Update references to obsolete macros.
2412 * config/stormy16/stormy16.h: Similarly.
2413 * config/stormy16/stormy16.md: Similarly.
2414 * config/cris/cris.h: Similarly.
2416 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2418 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2419 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2420 cpp_register_pragma): Update accordingly.
2422 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2424 * c-pragma.h (cpp_register_pragma_space): Remove.
2425 * cpplib.h (cpp_register_pragma_space): Remove.
2426 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2427 (cpp_register_pragma_space): Remove.
2428 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2430 (do_pragma): Similarly.
2431 (_cpp_init_internal_pragmas): Don't register namespaces.
2433 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2434 Don't register namespaces.
2435 * cp/lex.c (init_cp_pragma): Similarly.
2436 * doc/tm.texi: Update.
2438 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2441 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2443 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2445 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2446 add scheduling support.
2447 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2448 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2449 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2452 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2454 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2455 missing CONSTANT_P test in core GCC.
2457 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2459 * cppmain.c (struct printer): New member source.
2460 (scan_translation_unit): Fix spacing at start of lines.
2461 (cb_line_change): Update.
2463 * gcc.dg/cpp/spacing2.c: New test.
2465 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2467 * config/cris/arit.c: Use __builtin_labs, not abs.
2469 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2471 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2472 misplaced sprintf and fprintf argument.
2474 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2476 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2477 * configure.in, Makefile.in: Take out obsolete check-po logic.
2478 * configure, config.in: Regenerate.
2480 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2482 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2483 symtab declarations.
2485 2001-10-12 Stan Shebs <shebs@apple.com>
2487 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2488 declarations of arguments and local variables.
2490 2001-10-12 Christopher Faylor <cgf@redhat.com>
2492 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2493 ENDFILE_SPEC definition.
2495 2001-10-12 Kazu Hirata <kazu@hxi.com>
2497 * gthr-dce.h: Fix comment formatting.
2498 * gthr-posix.h: Likewise.
2499 * gthr-single.h: Likewise.
2500 * gthr-solaris.h: Likewise.
2501 * gthr-vxworks.h: Likewise.
2502 * gthr-win32.h: Likewise.
2504 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2506 * final.c (output_asm_insn): Make sure assembly dialects are
2507 terminated, not nested. Output `|' and `}' characters if they
2508 don't appear inside assembly dialect selection.
2509 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2510 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2511 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2512 strsetsi_rex_1): Add {} braces.
2514 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2516 * toplev.c (compile_file): Ignore return value from yyparse.
2517 Always pop any nested binding levels after yyparse returns.
2519 2001-10-11 Richard Henderson <rth@redhat.com>
2521 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2523 2001-10-11 Richard Henderson <rth@redhat.com>
2525 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2526 fall back to add_AT_long_long for large CONST_INT.
2528 2001-10-11 Richard Henderson <rth@redhat.com>
2530 * config/i386/i386.md (setcc splitters): Add four splitters to
2531 simplify compound compares that simplify_comparison can't handle.
2533 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2535 * cpplex.c (digraph_spellings, token_spellings): Make static.
2537 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2539 * unroll.c (loop_iterations): Fixup last patch.
2541 2001-10-11 Richard Henderson <rth@redhat.com>
2543 * rtl.h (REG_VTABLE_REF): New.
2544 * rtl.c (reg_note_name): Add it.
2545 * combine.c (distribute_notes): Handle it.
2546 * final.c (final_scan_insn): Handle it.
2547 * tree.def (VTABLE_REF): New.
2548 * expr.c (expand_expr): Handle it.
2549 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2550 * output.h: Declare them.
2552 2001-10-11 Richard Henderson <rth@redhat.com>
2554 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2557 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2559 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2560 available in 64-bit mode.
2562 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2564 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2565 cris-*-linux* cases.
2566 * config/cris/cris-protos.h: New file.
2567 * config/cris/cris.c: New file.
2568 * config/cris/cris.h: New file.
2569 * config/cris/cris.md: New file.
2570 * config/cris/linux.h: New file.
2571 * config/cris/aout.h: New file.
2572 * config/cris/arit.c: New file.
2573 * config/cris/cris_abi_symbol.c: New file.
2574 * config/cris/mulsi3.asm: New file.
2575 * config/cris/t-aout: New file.
2576 * config/cris/t-cris: New file.
2577 * config/cris/t-elfmulti: New file.
2578 * config/cris/t-linux: New file.
2579 * doc/invoke.texi: Add CRIS options.
2580 * doc/install.texi (Specific): Add blurb for CRIS.
2582 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2584 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2586 * config/float/i32.h: Likewise.
2587 * config/float-i386.h: Likewise.
2588 * config/float-i64.h: Likewise.
2589 * config/float-m68k.h: Likewise.
2590 * config/float-sh.h: Likewise.
2591 * config/float-sparc.h: Likewise.
2593 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2595 * doc/contrib.texi: Add note about CRIS port to my entry.
2597 2001-10-11 Kazu Hirata <kazu@hxi.com>
2599 * basic-block.h: Fix formatting.
2600 * bitmap.h: Likewise.
2601 * cpplib.h: Likewise.
2602 * c-tree.h: Likewise.
2603 * diagnostic.h: Likewise.
2604 * flags.h: Likewise.
2606 * longlong.h: Likewise.
2608 * reload.h: Likewise.
2612 2001-10-10 Richard Henderson <rth@redhat.com>
2614 * c-parse.in (asm_operand): Allow named operands.
2615 * genconfig.c (max_recog_operands): Set to 29.
2616 * local-alloc.c (requires_inout): Skip multiple digits.
2617 * recog.c (asm_operand_ok): Likewise.
2618 (preprocess_constraints): Use strtoul for matching constraints.
2619 (constrain_operands): Likewise.
2620 * regmove.c (find_matches): Likewise.
2621 * reload.c (find_reloads): Likewise.
2622 * stmt.c (parse_output_constraint): Don't reject in-out
2623 constraint on operands > 9. Reject '[' in constraint.
2624 (expand_asm_operands): Handle named operands. Use strtoul
2625 for matching constraints.
2626 (check_operand_nalternatives): Split out from expand_asm_operands.
2627 (check_unique_operand_names): New.
2628 (resolve_operand_names, resolve_operand_name_1): New.
2630 * doc/extend.texi (Extended Asm): Document named operands.
2631 * doc/md.texi (Simple Constraints): Document matching constraints
2634 2001-10-10 Richard Henderson <rth@redhat.com>
2636 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2638 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2639 (jcc splitters): Add two splitters to simplify compound compares
2640 that simplify_comparison can't handle.
2642 2001-10-10 Richard Henderson <rth@redhat.com>
2644 * langhooks.c: Include langhooks.h.
2645 * Makefile.in (langhooks.o): Depend on it.
2647 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2649 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2650 should not be considered as a no-op.
2651 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2653 2001-10-10 Stan Shebs <shebs@apple.com>
2655 * alias.c: Remove uses of "register" specifier in declarations
2656 of arguments and local variables.
2657 * c-common.c: Ditto.
2658 * c-convert.c: Ditto.
2660 * c-format.c: Ditto.
2661 * c-semantics.c: Ditto.
2662 * c-typeck.c: Ditto.
2663 * caller-save.c: Ditto.
2666 * cfgbuild.c: Ditto.
2668 * collect2.c: Ditto.
2672 * cppfiles.c: Ditto.
2675 * defaults.h: Ditto.
2677 * dwarf2out.c: Ditto.
2678 * dwarfout.c: Ditto.
2679 * emit-rtl.c: Ditto.
2684 * fix-header.c: Ditto.
2685 * floatlib.c: Ditto.
2687 * fold-const.c: Ditto.
2688 * function.c: Ditto.
2691 * gen-protos.c: Ditto.
2692 * genattrtab.c: Ditto.
2693 * gencheck.c: Ditto.
2694 * genconfig.c: Ditto.
2696 * genextract.c: Ditto.
2697 * genflags.c: Ditto.
2698 * gengenrtl.c: Ditto.
2699 * genoutput.c: Ditto.
2701 * genrecog.c: Ditto.
2702 * gensupport.c: Ditto.
2706 * haifa-sched.c: Ditto.
2707 * hard-reg-set.h: Ditto.
2709 * integrate.c: Ditto.
2712 * local-alloc.c: Ditto.
2714 * mips-tdump.c: Ditto.
2715 * mips-tfile.c: Ditto.
2718 * print-rtl.c: Ditto.
2719 * read-rtl.c: Ditto.
2722 * reg-stack.c: Ditto.
2723 * regclass.c: Ditto.
2728 * resource.c: Ditto.
2732 * sched-deps.c: Ditto.
2733 * sched-rgn.c: Ditto.
2735 * simplify-rtx.c: Ditto.
2737 * stor-layout.c: Ditto.
2744 * xcoffout.c: Ditto.
2746 2001-10-10 Richard Henderson <rth@redhat.com>
2748 * rtl.h (can_reverse_comparison_p): Remove.
2750 2001-10-10 Christopher Faylor <cgf@redhat.com>
2752 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2755 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2757 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2758 (Thanks to Chris Faylor for suggesting macro name).
2759 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2761 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2762 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2763 (MATH_LIBRARY): Undef before definition.
2764 (OUTPUT_QUOTED_STRING): Likewise.
2765 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2767 2001-10-10 Richard Henderson <rth@redhat.com>
2769 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2770 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2771 a tristate comparison value.
2772 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2774 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2777 * unroll.c (loop_iterations): Ignore insns generated by loop
2780 * config.gcc (mips*-*-gnu*): Delete support.
2781 * config/mips/gnu.h: Remove.
2783 2001-10-10 Kazu Hirata <kazu@hxi.com>
2785 * calls.c: Fix formatting.
2786 * c-decl.c: Likewise.
2787 * cfgcleanup.c: Likewise.
2788 * combine.c: Likewise.
2789 * cppfiles.c: Likewise.
2790 * cpplib.c: Likewise.
2791 * cppmacro.c: Likewise.
2792 * crtstuff.c: Likewise.
2794 * dwarf2out.c: Likewise.
2795 * expmed.c: Likewise.
2797 * fold-const.c: Likewise.
2798 * function.c: Likewise.
2800 * genattrtab.c: Likewise.
2801 * ggc-page.c: Likewise.
2802 * integrate.c: Likewise.
2803 * libgcc2.c: Likewise.
2805 * optabs.c: Likewise.
2806 * profile.c: Likewise.
2807 * protoize.c: Likewise.
2809 * recog.c: Likewise.
2810 * reload1.c: Likewise.
2811 * reload.c: Likewise.
2812 * reorg.c: Likewise.
2813 * resource.c: Likewise.
2814 * sched-rgn.c: Likewise.
2815 * sdbout.c: Likewise.
2817 * toplev.c: Likewise.
2818 * varasm.c: Likewise.
2820 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
2822 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
2823 * Makefile.in (langhooks.o): Add dependencies.
2825 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
2827 * rs6000.c (rs6000_emit_load_toc_table): Don't
2828 strdup the toc label.
2829 (create_TOC_reference): Likewise.
2831 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2833 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
2836 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2838 * config/i386/i386.c (ix86_attribute_table): Correct
2839 min_len, max_len fields for dllimport, dllexport and shared.
2841 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
2843 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
2844 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
2845 Consistently use "nonzero" instead of "non-zero".
2847 2001-10-09 Kazu Hirata <kazu@hxi.com>
2849 * acconfig.h: Fix comment formatting.
2850 * c-dump.h: Likewise.
2851 * c-tree.h: Likewise.
2852 * conditions.h: Likewise.
2854 * function.h: Likewise.
2856 * hwint.h: Likewise.
2857 * integrate.h: Likewise.
2860 * optabs.h: Likewise.
2862 2001-10-09 Kazu Hirata <kazu@hxi.com>
2864 * c-common.h: Fix comment formatting.
2865 * c-dump.c: Likewise.
2867 * diagnostic.h: Likewise.
2868 * except.c: Likewise.
2870 * gcov-io.h: Likewise.
2871 * genattrtab.c: Likewise.
2872 * output.h: Likewise.
2873 * predict.h: Likewise.
2874 * reload1.c: Likewise.
2875 * reload.h: Likewise.
2876 * resource.h: Likewise.
2878 * system.h: Likewise.
2880 * tree-inline.c: Likewise.
2881 * tsystem.h: Likewise.
2882 * varasm.c: Likewise.
2883 * xcoffout.h: Likewise.
2885 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2887 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
2889 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2891 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
2892 config/i386/i386elf.h, config/i386/netbsd-elf.h,
2893 config/i386/netware.h, config/mcore/gfloat.h,
2894 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
2895 config/netware.h, gccbug.in: Update FSF address.
2897 2001-10-09 Kazu Hirata <kazu@hxi.com>
2899 * c-common.c: Fix comment typos.
2900 * cfgrtl.c: Likewise.
2901 * collect2.c: Likewise.
2902 * cpplex.c: Likewise.
2903 * doloop.c: Likewise.
2904 * dwarf2out.c: Likewise.
2905 * dwarfout.c: Likewise.
2907 * fold-const.c: Likewise.
2911 * global.c: Likewise.
2912 * ifcvt.c: Likewise.
2914 * optabs.c: Likewise.
2915 * protoize.c: Likewise.
2916 * regclass.c: Likewise.
2917 * reorg.c: Likewise.
2921 * doc/cpp.texi: Likewise.
2922 * doc/c-tree.texi: Likewise.
2923 * doc/extend.texi: Likewise.
2924 * doc/invoke.texi: Likewise.
2925 * doc/objc.texi: Likewise.
2926 * doc/tm.texi: Likewise.
2928 2001-10-08 Richard Henderson <rth@redhat.com>
2930 * varasm.c (set_named_section_flags): Initialize "declared".
2932 2001-10-08 Robert Lipe <robertlipe@usa.net>
2934 * varasm.c (struct in_named_entry): Add declared.
2935 (named_section_first_declaration): New function.
2936 (default_elf_asm_named_section): Use it.
2937 * output.h (named_section_first_declaration): New.
2939 2001-10-08 Richard Henderson <rth@redhat.com>
2941 * i386.md (movsi_xor): Export.
2942 (setcc peep2): Use it when available; add an alternative to
2943 match zero_extendhisi2_and.
2945 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2947 * romp-protos.h (romp_initialize_trampoline): New function.
2948 * romp.c (romp_initialize_trampoline): Likewise.
2949 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
2950 romp_initialize_trampoline.
2952 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2954 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
2955 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2956 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2957 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2959 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2961 * unroll.c (loop_iterations): Extend check for multiple back edges.
2963 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
2965 * langhooks.h: New file.
2966 * Makefile.in (OBJS): Added langhooks.o.
2967 (c-lang.o): Depend on langhooks.h.
2968 (c-common.o): Don't depend on tree-inline.h.
2969 (tree-inline.o): Depend on toplev.h.
2970 (langhooks.o): New rule.
2971 * c-common.c: Don't include tree-inline.h.
2972 (c_mark_lang_decl): Mark argument c as unused.
2973 (c_common_lang_init): Don't initialize hooks here.
2974 * c-lang.c: Include langhooks.h, then override some macros.
2975 (lang_hooks): Initialize with macros in langhooks.h.
2976 (c_init): Don't initialize hooks here.
2977 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
2978 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
2979 * tree-inline.c: Include toplev.h. Don't define hook variables.
2980 * tree-inline.h: Don't define hook types nor declare hook
2981 variables. Move macros to...
2982 * langhooks.c: ... new file, as functions. Adjust all callers.
2984 2001-10-08 Jeffrey A Law <law@cygnus.com>
2986 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
2987 purge_mem_unchanging_flag on all instructions, not just on those
2988 before NOTE_INSN_FUNCTION_BEG.
2990 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2992 * cppmacro.c (_cpp_create_definition): Leave comments off.
2994 * doc/cpp.texi: Update.
2996 2001-10-08 DJ Delorie <dj@redhat.com>
2998 * c-decl.c (grokfield): Make sure the only unnamed fields
2999 we're allowing are either structs or unions.
3000 * doc/extend.texi: Add documentation for the unnamed field
3003 2001-10-08 Zack Weinberg <zack@codesourcery.com>
3005 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
3006 * configure.in: Use it.
3007 * configure: Regenerated.
3008 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
3009 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
3011 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3013 * cppfiles.c (open_file): Don't mark zero-length files
3014 never-reread here. Don't output diagnostics here either.
3015 (stack_include_file): Mark them never-reread here.
3016 (_cpp_read_file): Update.
3018 2001-10-08 Richard Henderson <rth@redhat.com>
3020 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
3022 2001-10-08 Richard Henderson <rth@redhat.com>
3024 * expr.c (store_expr): When converting a CONST_INT for storage
3025 in a SUBREG, convert it to both SUBREG modes before stripping
3028 2001-10-08 Richard Henderson <rth@redhat.com>
3030 * varasm.c (restore_varasm_status): New.
3031 * function.h: Declare it.
3032 * function.c (pop_function_context_from): Call it.
3034 2001-10-08 Richard Henderson <rth@redhat.com>
3036 * c-common.h (struct c_lang_decl): Add declared_inline.
3037 * c-tree.h (DECL_DECLARED_INLINE_P): New.
3038 * c-lang.c (c_disregard_inline_limits): Use it.
3039 * c-decl.c (duplicate_decls): Likewise.
3040 (pushdecl, redeclaration_error_message): Likewise.
3041 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
3042 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
3043 Set DECL_INLINE if -finline-functions.
3044 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
3046 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3048 * cppmacro.c (funlike_invocation_p): Move some logic to caller
3049 in enter_macro_context. Create a padding token in its own context
3050 if necessary when the search for '(' fails.
3051 (enter_macro_context): Update.
3053 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3055 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
3056 genmultilib, toplev.c: Fix spelling errors of "separate" as
3057 "seperate", and corresponding spelling errors of related words.
3059 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3061 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
3062 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
3064 * c-dump.c (dump_option_value_info): Likewise.
3065 * c-format.c (format_length_info, format_char_info,
3066 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
3067 * collect2.c (names): Likewise.
3068 * cppdefault.h (default_include): Likewise.
3069 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
3070 * flow.c (life_analysis): Likewise.
3071 * gcc.c (dir_separator_str, modify_target, option_map,
3072 target_option_translations, spec_list_1, extra_specs_1,
3073 init_spec): Likewise.
3074 * gcov.c (gcov_version_string): Likewise.
3075 * genattr.c (write_units): Likewise.
3076 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
3077 * gengenrtl.c (rtx_definition, defs): Likewise.
3078 * genrecog.c (pred_table): Likewise.
3079 * global.c (global_alloc): Likewise.
3080 * lcm.c (optimize_mode_switching): Likewise.
3081 * local-alloc.c (find_free_reg): Likewise.
3082 * params.h (param_info): Likewise.
3083 * predict.c (predictor_info): Likewise.
3084 * protoize.c (unexpansion_struct): Likewise.
3085 * real.c (bmask): Likewise.
3086 * recog.h (insn_operand_data, insn_data): Likewise.
3087 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
3088 * stmt.c (expand_nl_goto_receiver): Likewise.
3089 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
3090 target_switches, target_options): Likewise.
3091 * tradcif.y (token, tokentab2, yylex): Likewise.
3092 * tree.h (attribute_spec): Likewise.
3094 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
3096 * arc.c (arc_output_function_epilogue): Likewise.
3097 * arm.c (processors, all_cores, all_architectures,
3098 arm_override_options, isr_attribute_arg, isr_attribute_args,
3099 arm_isr_value): Likewise.
3100 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
3102 * c4x.c (c4x_int_reglist): Likewise.
3103 * d30v.c (override_options): Likewise.
3104 * h8300.c (shift_insn): Likewise.
3105 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
3106 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
3107 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
3108 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
3109 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
3110 * i386.h (processor_costs, ix86_cost): Likewise.
3111 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
3112 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
3113 * m68k.c (codes_68881, codes_FPA): Likewise.
3114 * m88k.c (mode_from_align, max_from_align, all_from_align,
3115 best_from_align, m_options): Likewise.
3116 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
3117 * mcore.c (mode_from_align): Likewise.
3118 * mips/elf64.h (UNIQUE_SECTION): Likewise.
3119 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
3120 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
3121 * mips.h (mips_regno_to_class): Likewise.
3122 * ns32k.c (scales): Likewise.
3123 * pa.c (import_string, magic_milli): Likewise.
3124 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
3125 * sparc.c (leaf_reg_remap, sparc_override_options,
3126 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
3128 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
3130 2001-10-07 Dale Johannesen <dalej@apple.com>
3132 * reload1.c (reload_reg_free_p): Teach register interference
3133 checking that multiple output reloads are emitted in
3135 reload1.c (reload_reg_reaches_end_p): Ditto.
3136 reload1.c (reloads_conflict): Ditto.
3138 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3140 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
3141 NULL_TREE inside @code.
3143 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3145 * doc/gcc.texi: Document consistent style of "32-bit",
3146 "Objective-C", and "@code{NULL}".
3148 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3150 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
3151 (cpp_token_len, cpp_spell_token, cpp_output_token,
3152 _cpp_equiv_tokens): Handle it.
3153 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
3154 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
3155 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
3158 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3160 * gcc.c (default_compilers): Remove .ada.
3162 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
3164 * doc/cppinternals.texi: Update.
3166 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3168 * gcc.c (main): Set this_file_error if the appropriate
3169 compiler for a language has not been installed.
3171 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
3173 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
3175 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
3177 * gccbug.in (CATEGORIES): Add ada.
3179 2001-10-05 Catherine Moore <clm@redhat.com>
3181 * config/stormy16/stormy-abi: Document abi changes.
3182 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
3183 (ICALL_REGS): New register class.
3184 (NUM_ARGUMENT_REGISTERS): Now 6.
3185 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
3187 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
3188 * config/stormy16.md (call_internal, call_value_internal,
3189 indirect_jump): Use new 'z' constraint.
3191 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3193 * doc/cppinternals.texi: Update.
3195 2001-10-05 Richard Henderson <rth@redhat.com>
3197 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
3198 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
3199 the gas section-name-as-label feature.
3201 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3203 * doc/cppinternals.texi: Update.
3205 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3207 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
3208 to ensure valid SImode constants.
3210 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
3212 * Makefile.in (c-decl.o): Depend on tree-inline.h.
3213 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
3214 * c-decl.c: Include tree-inline.h.
3215 (c_expand_body): Call optimize_inline_calls. Determine whether
3216 a function is inlinable upfront, and only clear
3217 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
3218 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
3219 (c_disregard_inline_limits): New function.
3220 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
3221 (c_post_options): Enable tree inlining if inlining is enabled.
3222 Don't inline trees when instrumenting functions.
3223 (c_init): Initialize lang_disregard_inline_limits and
3224 lang_cannot_inline_tree_fn.
3225 * tree-inline.c (initialize_inlined_parameters): Handle calls
3226 with fewer arguments than declared parameters, and fewer
3227 parameters than passed arguments. Don't assume value is a
3229 (declare_return_variable): Convert return value back to the
3230 original type, if it was promoted.
3231 (tree_inlinable_function_p): New function.
3232 (inlinable_function_p): Don't look at DECL_INLINE if we're
3233 inlining all functions. Make it work with a NULL id.
3234 Re-check DECL_UNINLINABLE after language-specific checks.
3235 * tree-inline.h (tree_inlinable_function_p): Declare it.
3236 * integrate.c (save_for_inline): Don't bother to prepare argvec
3238 * cse.c (check_for_label_ref): Don't check deleted labels.
3240 * Makefile.in (tree-inline.o): Depend on newly-included headers.
3241 * tree-inline.c: Include headers needed for the functions moved in.
3242 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
3243 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
3244 (copy_body, initialize_inlined_parameters): Likewise.
3245 (declare_return_variable, inlinable_function_p): Likewise.
3246 (expand_call_inline, expand_calls_inline): Likewise.
3247 (optimize_inline_calls, clone_body): Likewise.
3248 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
3249 (copy_tree_r, remap_save_expr): Likewise.
3251 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
3253 * Makefile.in (OBJS): Added tree-inline.o.
3254 (c-common.o): Depend on tree-inline.h.
3255 (tree-inline.o): New target.
3256 * c-common.c: Include tree-inline.h.
3257 (c_mark_lang_decl): Don't mark saved_tree.
3258 (c_common_lang_init): Set lang_anon_aggr_type_p.
3259 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
3260 (struct c_lang_decl): Moved saved_tree to tree_decl.
3261 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
3262 * integrate.h (function_attribute_inlinable_p): Declare it.
3263 * integrate.c (function_attribute_inlinable_p): Export it.
3264 * tree-inline.c: New file. Define variables declared in...
3265 * tree-inline.h: New file. Declare functions to be moved to
3266 tree-inline.c. Define macros and declare types and hooks for
3267 language-specific tree inlining.
3268 (flag_inline_trees): Moved definition from cp/decl2.c.
3269 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
3270 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
3271 (struct tree_decl): Moved saved_tree from c_lang_decl and
3272 inlined_fns from C++'s lang_decl.
3274 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
3276 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
3277 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
3279 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
3281 * doc/cppinternals.texi: Update.
3283 2001-10-04 Eric Christopher <echristo@redhat.com>
3285 * config/mips/mips.c (init_cumulative_args): Remember to set
3287 * config.gcc: Redo linux configuration. Add target_cpu_default
3288 of soft-float to all mipsisa32 combinations and tx39.
3289 * config/mips/linux.h: Remove include of mips.h.
3291 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
3293 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
3294 HOST_LDFLAGS and HOST_CPPFLAGS.
3296 2001-10-03 Ziemowit Laski <zlaski@apple.com>
3298 * c-parse.in (objc_inherit_code, objc_pq_context,
3299 objc_public_flag): Make static.
3300 (objc_interface_context, objc_implementation_context,
3301 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
3302 global tree array in objc/objc-act.[ch].
3303 (methoddef): Remove unnecessary code.
3305 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
3306 Hoist struct definitions to objc-act.h.
3307 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
3308 cat_count): Place declaration in objc-act.h.
3309 (objc_tree_index): Move enumeration to objc-act.h.
3310 (objc_global_trees): Place declaration and macro accessors in
3312 (implementation_context): Remove duplicate; use
3313 objc_implementation_context instead:
3314 (method_context): Remove duplicate; use objc_method_context
3316 (objc_ellipsis_node, objc_method_prototype_template,
3317 implemented_classes, function_type): Move global vars to
3319 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
3320 (build_message_expr): Move actual construction of ObjC message
3321 send nodes to finish_message_expr.
3322 (finish_message_expr): New routine, contains code formerly in
3324 * objc/objc-act.h (finish_message_expr): New prototype.
3325 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
3326 declarations; these vars are now part of objc_global_trees.
3327 (objc_tree_index, objc_global_trees): Move definitions from
3329 * objc/objc-tree.def: Update copyright info.
3331 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
3333 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
3335 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
3336 only if TARGET_ARCH64.
3338 2001-10-02 Bernd Schmidt <bernds@redhat.com>
3340 * doc/extend.texi: Fix some problems with previous checkin.
3341 * doc/invoke.texi: Likewise.
3343 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
3345 * cpphash.h: Update comments.
3346 (cpp_context): Update.
3347 (spec_nodes): Remove n__Pragma.
3348 * cppinit.c (cpp_create_reader): Update.
3349 (builtin_array): Add _Pragma.
3350 * cpplib.h: Update comments.
3351 (NODE_DISABLED, BT_PRAGMA): New.
3352 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
3353 * cppmacro.c (struct cpp_macro): Remove disabled.
3354 (builtin_macro): Return int, handle _Pragma, push the new token
3355 on the context stack.
3356 (funlike_invocation_p): Unconstify, update.
3357 (enter_macro_context): Handle builtins here.
3358 (replace_args, push_token_context, push_ptoken_context):
3359 Update for prototype changes.
3360 (_cpp_pop_context): Update.
3361 (cpp_get_token): Don't handle buitins, nor _Pragma here.
3362 (cpp_sys_macro_p): Update.
3363 (_cpp_free_definition): Clear disabled flag.
3364 (_cpp_create_definition): Upate.
3365 * cppmain.c: Update comments.
3367 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
3368 Andreas Jaeger <aj@suse.de>,
3369 Jan Hubicka <jh@suse.cz>
3371 * doc/invoke.texi (i386 Options): Document x86-64 options.
3372 (i386 and x86-64 Options): Rename i386 options section.
3374 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3375 (TARGET_SWITCHES): Add -munwind-info.
3376 (MASK_NO_UNWIND_INFO): New.
3377 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3379 (ASM_OUTPUT_DOUBLE_INT): New.
3381 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3382 * config.gcc: Fix tm_file settings for x86-64.
3383 * config/i386/x86-64.h: New file with OS independent x86-64
3385 * config/i386/biarch64.h: New file used to configure compiler
3386 to biarch/64bit compilation.
3388 * config/i386/i386.c: (override_options): Set flags default
3389 for 64bit compilation.
3391 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3393 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3394 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3395 constants on x86_64.
3396 (ix86_attr_length_immediate_default): Support MODE_DI.
3397 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3399 (indirect_jump, tablejump): Turn into expander.
3401 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3403 * c-common.c (c_format_attribute_table): Make format and
3404 format_arg attributes apply to function types rather than to
3406 (is_valid_printf_arglist): Construct an attribute list and pass
3407 that to check_function_format rather than a name.
3408 * c-common.h (check_function_format): Adjust prototype.
3409 * c-decl.c (duplicate_decls): Preserve attributes from type of
3410 built-in decl when allowing for harmless conflict in types.
3411 * c-format.c (record_function_format,
3412 record_international_format, function_format_list,
3413 international_format_info, international_format_list): Remove.
3414 (function_format_info): Remove next, name and assembler_name.
3415 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3416 (decode_format_attr): New.
3417 (handle_format_attribute): Handle receiving a type rather than a
3418 decl. Call decode_format_attr. Store format information in a
3419 function_format_info.
3420 (handle_format_arg_attribute): Correct comment. Handle receiving
3421 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3423 (check_format_info_recurse, check_format_info_main): Take argument
3424 numbers as unsigned HOST_WIDE_INT.
3425 (check_function_format): Take a list of attributes from the
3426 function type rather than a name or assembler name. Check for
3427 format attributes in that list and the attributes on the type of
3428 the current function rather than looking through
3429 function_format_list.
3430 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3432 (check_format_info_recurse): Take format_arg attributes from the
3433 type of the function calls rather than using
3434 international_format_list. Allow for multiple format_arg
3436 * c-typeck.c (build_function_call): Pass type attributes to
3437 check_function_format rather than name or assembler name. Don't
3438 require there to be a name or assembler name to check formats.
3440 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3442 * attribs.c (decl_attributes): Possibly call
3443 insert_default_attributes to insert default attributes on
3444 functions in a lazy manner.
3445 * builtin-attrs.def: New file; define the default format and
3446 format_arg attributes.
3447 * c-common.c (c_format_attribute_table): Move to earlier in the
3449 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3450 (enum built_in_attribute, built_in_attributes,
3451 c_attrs_initialized, c_init_attributes,
3452 c_common_insert_default_attributes): New.
3453 (c_common_lang_init): Don't initialize format_attribute_table. Do
3454 call c_init_attributes.
3455 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3456 * c-common.h (init_function_format_info): Don't declare.
3457 (c_common_insert_default_attributes): Declare.
3458 * c-decl.c (implicitly_declare, builtin_function): Call
3460 (init_decl_processing): Don't call init_function_format_info.
3461 (insert_default_attributes): New.
3462 * c-format.c (handle_format_attribute,
3463 handle_format_arg_attribute): Be quiet about inappropriate
3464 declaration when applying default attributes.
3465 (init_function_format_info): Remove.
3466 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3467 (insert_default_attributes): Declare.
3469 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3471 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3473 2001-10-01 Jim Wilson <wilson@redhat.com>
3475 * sched-deps.c (add_dependence): When elide conditional dependence,
3476 check that insn doesn't modify cond2.
3478 2001-10-01 Dale Johannesen <dalej@apple.com>
3480 * config/rs6000/rs6000.h (enum processor_type): Add support
3481 for 7400 (G4) and 7450.
3483 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3484 (rs6000_issue_rate): Ditto.
3485 (rs6000_adjust_cost): Fix cycle counts for compares.
3486 (debug_stack_info): Fix an obvious typo.
3487 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3488 * doc/invoke.texi: Document.
3489 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3491 (PROCESSOR_DEFAULT): Ditto.
3493 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3495 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3496 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3497 later recursive make invocation.
3499 2001-10-01 Hans Boehm <boehm@acm.org>
3501 * optabs.c (emit_libcall_block): When using non-call exceptions,
3502 don't add REG_LIBCALL reg notes to trapping calls.
3504 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3506 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3507 (propagate_one_insn): Update for above change
3509 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3511 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3512 _Unwind_GetTextRelBase): Argument is unused.
3514 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3516 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3517 Loop through NOPs, placeholders, and components.
3518 Don't go through NOPs if change mode.
3519 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3520 * emit-rtl.c (set_mem_alias_set): Enable check.
3521 * expr.c (find_placeholder): New function.
3522 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3523 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3524 to modify it and avoid unneeded copies.
3525 * expr.h (expand_expr): Always define.
3526 (find_placeholder): New declaration.
3528 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3530 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3531 operand 2 is the stack pointer.
3532 ("addr-peephole"): Fix address computation peephole when operand 2
3533 is the stack pointer.
3535 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3537 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3538 (ix86_setup_incoming_varargs): Likewise.
3540 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3542 * stor-layout.c (layout_type): Don't complain about too-large
3545 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3547 * function.c (keep_stack_depressed): Don't use delete_insn.
3549 * expr.h (set_mem_alias_set): Move decl to here.
3550 * rtl.h (mem_attrs): New typedef and struct.
3551 (union rtunion_def): Add field for mem_attrs.
3552 (X0MEMATTR, MEM_ATTRS): New macros.
3553 (MEM_ALIAS_SET): Use MEM_ATTRS.
3554 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3555 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3556 (set_mem_alias_set): Delete decl from here.
3558 * alias.c (set_mem_alias_set): Delete from here.
3559 * emit-rtl.c (mem_attrs_htab): New variable.
3560 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3561 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3562 (mem_attrs_mark, get_mem_attrs): Likewise.
3563 (gen_rtx_MEM): Clear MEM_ATTRS.
3564 (set_mem_attributes): Move to here.
3565 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3566 (init_emit_once): const_int_htab now deletable htab.
3567 Initialize mem_attrs_htab.
3568 * explow.c (set_mem_attributes): Delete from here.
3569 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3570 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3571 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3572 * reload1.c (reload): Rework changing REG to MEM.
3574 2001-09-30 H.J. Lu <hjl@gnu.org>
3576 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3577 * config.in: Rebuild.
3579 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3581 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3582 ("tsthi_1"): Avoid allocation in register y.
3583 ("*movqi_68hc12"): Reorganize and fix constraints.
3584 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3585 ("addqi3"): Likewise.
3586 ("addhi3"): Fix constraints.
3587 ("*logicalhi3_zexthi"): Disparage soft registers.
3589 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3591 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3594 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3596 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3597 that we use setjmp/longjmp exceptions.
3599 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3601 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3602 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3603 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3604 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3605 (_cpp_extend_buff, BUFF_ROOM): Update.
3606 (_cpp_append_extend_buff): New.
3607 (struct cpp_reader): Remove macro_pool, add a_buff.
3608 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3610 (cpp_destroy): Free a_buff instead of macro_pool.
3611 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3612 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3613 _cpp_pool_alloc, ): Remove.
3614 (parse_number, parse_string): Update use of _cpp_extend_buff.
3615 (_cpp_extend_buff): Update.
3616 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3617 * cpplib.c (glue_header_name, parse_answer):
3618 Update use of _cpp_extend_buff.
3619 (cpp_register_pragma, cpp_register_pragma_space): Use
3621 (do_assert, do_unassert): Check for EOL, update.
3622 * cppmacro.c (stringify_arg, collect_args): Update to use
3623 _cpp_extend_buff and _cpp_append_extend_buff.
3624 (save_parameter, parse_params, alloc_expansion_token,
3625 _cpp_create_definition): Rework memory management.
3627 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3629 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3630 update md_exec_prefix.
3631 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3634 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3636 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3637 (SELECT_CC_MODE): Use s390_select_ccmode.
3638 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3639 * config/s390/s390.c (s390_select_ccmode): New.
3640 (s390_match_ccmode): Add CCLmode.
3641 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3642 (output_branch_condition, output_inverse_branch_condition): Removed.
3643 (print_operand): Use s390_branch_condition_mnemonic.
3644 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3645 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3646 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3648 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3649 when converting conditional branches to far branches.
3650 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3651 cmpint_di): Use CCSmode instead of CCUmode.
3653 * config/s390/s390.c (legitimate_la_operand_p): New.
3654 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3655 * config/s390/s390.md (movsi): Convert load address patterns to
3656 arithmetic operations when necessary.
3657 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3658 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3659 (*do_la_reg_0): Don't use before reload.
3661 * config/s390/s390.c (legitimize_address): Make more efficient
3662 use of two-register addressing mode.
3664 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3665 with -mno-backchain in some corner cases.
3667 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3669 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3671 * reload.c (find_reloads): Mark new USE insns with QImode.
3672 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3673 find_reloads_subreg_address): Likewise.
3674 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3676 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3678 (reload): Make sure there are no USEs with mode other than
3679 VOIDmode. At the end, remove those marked with QImode.
3681 2001-09-29 Per Bothner <per@bothner.com>
3683 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3684 * Makefile.in (includedir): Rename to local_includedir.
3685 (includedir): Define as $(prefix)/include.
3686 * config.in (PREFIX_INCLUDE_DIR): New variable.
3687 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3689 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3691 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3693 * doc/extend.texi (Vector Extensions): New node.
3694 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3695 i386 -mmmx, -msse, -m3dnow.
3697 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3699 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3701 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3703 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3705 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3707 2001-09-28 Richard Henderson <rth@redhat.com>
3709 * varasm.c (assemble_integer): Bound alignment check by
3712 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3714 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3716 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3718 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3720 Mostly from Graham Stott <grahams@redhat.com>
3721 * c-common.c (type_for_mode): Add support for V2SFmode.
3722 * tree.c (build_common_tree_nodes_2): Likewise.
3723 * tree.h (enum tree_index, global_trees): Likewise.
3724 * config/i386/i386.c (x86_3dnow_a): New variable.
3725 (override_options): Support 3Dnow extensions.
3726 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3727 Athlon's version of 3Dnow.
3728 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3729 (ix86_expand_builtin): Handle them.
3730 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3731 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3732 TARGET_3DNOW_A): New macros.
3733 (TARGET_SWITCHES): Add 3Dnow switches.
3734 (VALID_MMX_REG_MODE_3DNOW): New macro.
3735 (VECTOR_MODE_SUPPORTED_P): Use it.
3736 (enum ix86_builtins): Add entries for 3Dnow builtins.
3737 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3738 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3739 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3740 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3741 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3742 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3743 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3744 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3745 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3746 sfence_insn, prefetch): Make these available if TARGET_SSE or
3749 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3751 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3752 ix86_va_start, ix86_build_va_list): Declare.
3753 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3754 ix86_va_start, ix86_build_va_list): New global functions.
3755 * i386.md (sse_prologue_save_insn): New insn.
3756 (sse_prologue_save): New expander.
3757 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3758 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3760 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3762 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3763 Use size_t everywhere, make definitions consistent with
3766 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3768 * gcse.c (replace_store_insn): Use delete_insn.
3769 * loop.c (move_movables): Likewise; avoid delete_insn
3770 from clobbering notes moved elsewhere.
3771 (check_dbra_loop): Use delete_insn.
3772 * ssa.c (convert_from_ssa): Likewise.
3773 * cse.c (cse_insn): Use delete_insn.
3775 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3777 * cpphash.h (struct cpp_buff): Make unsigned.
3778 (_cpp_get_buff): Take length of size_t.
3779 (_cpp_unaligned_alloc): New.
3780 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3781 (struct cpp_reader): Remove ident_pool. Add u_buff.
3782 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3783 (cpp_destroy): Destroy u_buff, not ident_pool.
3784 * cpplex.c (parse_number, parse_string, save_comment,
3785 cpp_token_as_text): Update to use the unaligned buffer.
3786 (new_buff): Make unsigned.
3787 (_cpp_unaligned_alloc): New.
3788 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3789 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3791 (collect_args): Make unsigned.
3793 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3795 * cpplex.c (cpp_output_token): Use a putc loop for
3796 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3798 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3799 * configure, config.in: Regenerate.
3800 * system.h: Replace fwrite and fprintf with their unlocked
3801 variants if available.
3803 2001-09-27 Richard Henderson <rth@redhat.com>
3805 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3806 in favour of .eh_frame.
3808 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3810 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
3812 (LIBCALL_VALUE): Likewise.
3814 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3816 * cpphash.h: Update comment.
3817 * cpplex.c: Update comments.
3818 (_cpp_can_paste): Remove.
3819 * cpplib.h (_cpp_can_paste): Remove.
3820 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
3821 lexer rather than _cpp_can_paste.
3823 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3825 * doc/cppinternals.texi: Update.
3827 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3829 * cpphash.h (struct cpp_pool): Remove locks and locked.
3830 (struct cpp_context): Add member buff.
3831 (struct cpp_reader): Remove member argument_pool.
3832 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3833 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
3834 * cpplex.c (chunk_suitable): Remove pool argument.
3835 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
3836 (new_buff, _cpp_extend_buff): Update.
3837 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
3838 which buffer is returned.
3839 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
3840 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3841 * cppmacro.c (lock_pools, unlock_pools): Remove.
3842 (push_ptoken_context): Take a _cpp_buff.
3843 (enter_macro_context): Pool locking removed.
3844 (replace_args): Use a _cpp_buff for the replacement list with
3846 (push_token_context): Clear buff.
3847 (expand_arg): Use _cpp_pop_context.
3848 (_cpp_pop_context): Free a context's buffer, if any.
3850 2001-09-26 DJ Delorie <dj@redhat.com>
3852 * c-typeck.c (digest_init): Check for sizeless arrays.
3854 2001-09-26 Richard Henderson <rth@redhat.com>
3856 * optabs.c (init_one_libfunc): Create a dummy function type
3857 instead of using error_mark_node.
3859 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3861 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
3862 _cpp_extend_buff, _cpp_free_buff): New.
3863 (struct cpp_reader): New member free_buffs.
3864 * cppinit.c (cpp_destroy): Free buffers.
3865 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
3866 _cpp_extend_buff, _cpp_free_buff): New.
3867 * cpplib.h (struct cpp_options): Remove unused member.
3868 * cppmacro.c (collect_args): New. Combines the old parse_arg
3869 and parse_args. Use _cpp_buff for memory allocation.
3870 (funlike_invocation_p, replace_args): Update.
3872 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3874 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
3876 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
3878 * except.c (sjlj_mark_call_sites): Change address inside sequence.
3880 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
3882 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
3885 2001-09-25 Janis Johnson <janis187@us.ibm.com>
3886 Jim Wilson <wilson@redhat.com>
3888 * doc/install.texi (Specific, ia64-*-linux): Document.
3890 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3892 * Makefile.in (cfgrtl.o): Add.
3893 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3894 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3895 free_aux_for_edge): Declare.
3897 (HAVE_return): Undefine.
3898 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3899 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3900 free_aux_for_edge): New global functions.
3901 (first_delete_block): New static variable.
3902 (init_flow): Clear first_delete_block.
3903 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
3904 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
3905 try_redirect_by_replacing_jump, last_loop_beg_note,
3906 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
3907 delete_insn, delete_insn_chain, create_basic_block_structure,
3908 create_basic_block, flow_delete_block, compute_bb_for_insn,
3909 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
3910 set_block_for_new_insns, split_block, merge_blocks_nomove,
3911 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3912 redirect_edge_and_branch, force_nonfallthru_and_redirect,
3913 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
3914 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
3915 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
3916 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3917 purge_all_dead_edges): Move to ....
3918 * cfgrtl.c: New file; .... Here.
3920 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
3921 (reroder_basic_block): Use alloc_aux_for_blocks.
3922 * predict.c (estimate_bb_frequencies): Likewise; use
3923 alloc_aux_for_edges.
3924 * profile.c (compute_branch_probabilities): Likewise.
3925 (branch_prob): Likewise.
3926 * reg-stack.c (reg_to_stack): Likewise.
3928 * emit-rtl.c (emit_insns_after): Never return NULL.
3930 * basic-block.h (set_block_for_new_insns): Delete.
3931 * cfgrtl.c (set_block_for_new_insns): Delete.
3933 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
3934 calls when crossjumping.
3936 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
3937 * unroll.c (copy_loop_body): Use delete_insn.
3939 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
3940 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
3941 keep_stack_depressed): Likewise.
3942 * gcse.c (cprop_cc0_jump): Likewise.
3943 * local-alloc.c (update_equiv_regs): Likewise.
3944 * loop.c (scan_loop, loop_delete_insns): Likewise.
3945 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
3946 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
3947 delete_output_reload, delete_address_reloads_1,
3948 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
3950 * sibcall.c (replace_call_placeholder): Likewise.
3951 * cse.c (cse_insn): Likewise.
3953 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3955 From Graham Stott <grahams@redhat.com>
3956 (def_builtin): Only define builtins appropriate for target_flags. All
3958 (builtin_decsription): Add new field mask which is used to determine
3959 when to define the builtin via the macro def_builtin.
3961 (bdesc_comi): Initialise new mask fields.
3962 (bdesc_2srg): Likewise.
3963 (bdesc_1arg): Likewise.
3965 * config/i386/i386.c (ix86_init_builtins): Correct return type
3966 building v4hi_ftype_v4hi_int_int tree node.
3967 (ix86_expand_sse_comi): Fix typo swapping operands.
3968 Don't swap comparision condition, it is already swapped.
3969 (ix86_expand_sse_compare): Before swapping operands
3970 move operand 1 into new rtx and not the target rtx.
3971 Don't swap comparison condition, it is already swapped.
3972 Always check whether we need to create a new TARGET.
3974 * config/i386/i386.md: (sse_comi) Fix typos.
3975 (sse_ucomi): Likewise.
3976 (cvtss2si): Fix operand 0 contraint.
3977 (cvttss2si): Likewise.
3978 (sse_unpckhps): Fix mode for operand 2.
3979 (sse_unpcklps): Likewise.
3981 2001-09-25 Graham Stott <grahams@redhat.com>
3983 * sibcall.c (skip_copy_to_return_value): Tighten return value
3986 2001-09-24 David Edelsohn <edelsohn@gnu.org>
3988 * rs6000.c (lwa_operand): Address must be word aligned.
3990 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3992 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
3993 number has been set.
3994 (type_hash_mark): Mark type itself.
3996 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
3998 * c-lex.c (cb_def_pragma): Update.
3999 (c_lex): Update, and skip padding.
4000 * cppexp.c (lex, parse_defined): Update, remove unused variable.
4001 * cpphash.h (struct toklist): Delete.
4002 (union utoken): New.
4003 (struct cpp_context): Update.
4004 (struct cpp_reader): New members eof, avoid_paste.
4005 (_cpp_temp_token): New.
4006 * cppinit.c (cpp_create_reader): Update.
4007 * cpplex.c (_cpp_temp_token): New.
4008 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
4009 (cpp_output_token): Don't print leading whitespace.
4010 (cpp_output_line): Update.
4011 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
4012 do_include_common, do_line, do_ident, do_pragma,
4013 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
4014 parse_assertion): Update.
4015 (get_token_no_padding): New.
4016 * cpplib.h (CPP_PADDING): New.
4017 (AVOID_LPASTE): Delete.
4018 (struct cpp_token): New union member source.
4019 (cpp_get_token): Update.
4020 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
4021 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
4022 replace_args, quote_string, stringify_arg, parse_arg, next_context,
4023 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
4024 _cpp_backup_tokens, _cpp_create_definition): Update.
4025 (push_arg_context): Delete.
4026 (padding_token, push_token_context, push_ptoken_context): New.
4027 (make_string_token, make_number_token): Update, rename.
4028 (cpp_get_token): Update to handle tokens as pointers to const,
4029 and insert padding appropriately.
4030 * cppmain.c (struct printer): New member prev.
4031 (check_multiline_token): Constify.
4032 (do_preprocessing, cb_line_change): Update.
4033 (scan_translation_unit): Update to handle spacing.
4034 * scan-decls.c (get_a_token): New.
4035 (skip_to_closing_brace, scan_decls): Update.
4036 * fix-header.c (read_scan_file): Update.
4038 * doc/cpp.texi: Update.
4040 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4042 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
4043 leak by passing malloc'ed pointer to reconcat, not concat.
4045 2001-09-24 DJ Delorie <dj@redhat.com>
4047 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
4049 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
4051 * flow.c (delete_dead_jumptables): Delete jumptable if the only
4052 reference is from the literal pool.
4054 2001-09-24 Janis Johnson <janis187@us.ibm.com>
4056 * doc/install.texi (Final install): Request additional information
4057 in mail about successful builds.
4059 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4061 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
4062 initial value of return pointer register instead of value in frame-20.
4065 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4067 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
4068 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
4069 the libcall if there isn't a referenced identifier for the symbol.
4071 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4073 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
4074 non 64-bit machines. Use these as a plabel for the trampoline.
4075 (TRAMPOLINE_SIZE): Adjust size for new words.
4076 (INITIALIZE_TRAMPOLINE): Initialize new words.
4077 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
4078 pointer to the plabel in the trampoline.
4080 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4082 * pa.c (function_arg): Pass floating arguments in both general and
4083 floating registers in indirect (dynamic) calls when generating code
4084 for the 32 bit ABI and the HP assembler.
4086 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4088 * doc/install.texi: Markup fixes.
4089 Use Solaris 2, SunOS 4 as appropriate.
4090 (Specific, *-*-solaris2*): Explain this.
4091 Unconditionally warn against /usr/ucb tools.
4092 Remove Sun as warning, obsolete.
4093 Move X11 header bug workaround here, update patches.
4094 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
4095 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
4097 2001-09-23 Zack Weinberg <zack@codesourcery.com>
4099 * errors.h (warning, error, fatal, internal_error): Don't mark
4100 with ATTRIBUTE_PRINTF_n.
4101 * toplev.h (internal_error, fatal_io_error, warning, error,
4102 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
4103 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
4106 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4108 * function.c (pop_function_context_from): var_refs_queue
4109 and temp slots now in GC memory.
4110 (mark_function_status, free_after_compilation): Likewise;
4111 also struct function now in GC memory.
4112 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
4113 (combine_temp_slots): Likewise.
4114 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
4115 (prepare_function_start): Use GC memory for struct function.
4116 (mark_temp_slot): Deleted.
4117 (gcc_mark_struct_function): struct function now in GC memory.
4119 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
4120 code for division, not modulus.
4122 * rtl.def (MEM): Remove obsolete part of comment.
4124 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
4126 * c-format.c (init_function_format_info): Check __builtin_printf
4127 and __builtin_fprintf even if -ffreestanding. Check C99 functions
4130 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4132 * c-common.c (format_attribute_table): Remove decl.
4133 * tree.h (format_attribute_table, lang_attribute_table): New decls.
4134 (lang_attribute_common): Likewise.
4136 * function.c (fix_lexical_address): Use set_mem_alias_set.
4137 (expand_function_start): Likewise.
4138 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
4140 * varasm.c (output_constant): Fix unused variable warning.
4142 * attribs.c: New file, from c-common.c.
4143 (attribute_tables): Now four elements.
4144 (format_attribute_table, lang_attribute_common): New variables.
4145 (init_attributes): Reflect above changes.
4146 (handle_mode_attribute): Delete check for wider than uintmax.
4147 * c-common.c: Delete parts moved to attribs.c.
4148 (enum attrs): Deleted; unused.
4149 (c_format_attribute_table): New variable.
4150 (c_common_lang_init): Initialize format_attribute_table with it.
4151 * c-common.h (decl_attributes): Remove decl.
4152 * tree.h (decl_attribute): Move it to here.
4153 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
4154 (attribs.o): New rule.
4156 2001-09-22 Andreas Jaeger <aj@suse.de>
4158 * builtins.c (c_getstr): Remove unused variable.
4160 2001-09-21 Richard Henderson <rth@redhat.com>
4162 * reload1.c (reload): Use delete_insn instead of splatting
4165 2001-09-21 Richard Henderson <rth@redhat.com>
4167 * reload.c (push_secondary_reload): Don't check for "=" in output
4168 constraint after ""->ALL_REGS check.
4170 2001-09-21 Richard Henderson <rth@redhat.com>
4172 * predict.c (expected_value_to_br_prob): Use pc_set.
4174 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
4175 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
4177 2001-09-21 Richard Henderson <rth@redhat.com>
4179 * rtl.h (LCT_RETURNS_TWICE): New.
4180 * calls.c (emit_call_1): Set current_function_calls_setjmp for
4182 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
4183 to ECF_RETURNS_TWICE.
4184 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
4187 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
4189 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
4190 (JMP_BUF_SIZE): New.
4192 2001-09-21 Richard Henderson <rth@redhat.com>
4194 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
4197 2001-09-21 Richard Henderson <rth@redhat.com>
4199 * tree.def (FDESC_EXPR): New.
4200 * expr.c (expand_expr): Handle it.
4201 * varasm.c (initializer_constant_valid_p): Likewise.
4202 (output_constant): Likewise.
4203 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4204 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4205 (ASM_OUTPUT_FDESC): New.
4206 * doc/tm.texi: Document the new macros.
4208 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4210 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
4211 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
4212 once merging is complete.
4214 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4216 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
4218 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4220 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
4221 that would be invalid after a merge.
4223 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
4225 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
4226 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
4228 (flow_delete_insn): This one.
4229 (delete_insn_chain): Rename from ...; do not care labels.
4230 (flow_delete_insn_chain): ... this one.
4231 (flow_delete_block): Remove the insns one BB has been expunged.
4232 (merge_blocks_nomove): Likewise.
4233 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
4234 updating BB boundaries.
4235 (tidy_fallthru_edge): Likewise.
4236 (commit_one_edge_insertion): Likewise.
4237 * cfgbuild.c (find_basic_block): Likewise.
4238 (find_basic_blocks_1): Likewise.
4239 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
4240 (try_crossjump_to_edge): Likewise.
4241 (try_optimize_cfg): Likewise.
4242 * cse.c (delete_trivially_dead_insns): Likewise.
4243 * df.c (df_insn_delete): Likewise.
4244 * doloop.c (doloop_modify): Use delete_related_insns.
4245 * emit-rtl.c (try_split): Likewise.
4246 (remove_insn): Update BB boundaries.
4247 * expect.c (connect_post_landing_pads): Use delete_related_insns.
4248 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
4249 updating BB boundaries.
4250 (propagate_block_delete_insn): Likewise.
4251 (propagate_block_delete_libcall): Likewise.
4252 * function.c (delete_handlers): Use delete_related_insns.
4253 (thread_prologue_and_epilogue_insns): Likewise.
4254 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
4255 * genpeep.c (gen_peephole): Use delete_related_insns.
4256 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
4258 (find_cond_trap): Likewise.
4259 * integrate.c (save_for_inline): Use delete_related_insns.
4260 (copy_insn_list): Likewise.
4261 * jump.c (pruge_linie_number_notes): Likewise.
4262 (duplicate_loop_exit_test): Likewise.
4263 (delete_computation): Likewise.
4264 (delete_related_insn): Rename from ...; use delete_insn
4265 (delete_insn): ... this one.
4266 (redirect_jump): Use delete_related_insns.
4267 * loop.c (scan_loop): Likewise.
4268 (move_movables): Likewise.
4269 (find_and_verify_loops): Likewise.
4270 (check_dbra_loop): Likewise.
4271 * recog.c (peephole2_optimize): Likewise.
4272 * reg-stack.c (delete_insn_for_stacker): Remove.
4273 (move_for_stack_reg): Use delete_insn.
4274 * regmove.c (combine_stack_adjustments_for_block): Likewise.
4275 * reload1.c (delete_address_reloads): Use delete_related_insns.
4276 (fixup_abnormal_edges): Use delete_insn.
4277 * recog.c (emit_delay_sequence): Use delete_related_insns.
4278 (delete_from-delay_slot): Likewise.
4279 (delete_scheduled_jump): likewise.
4280 (optimize_skip): Likewise.
4281 (try_merge_delay_insns): Likewise.
4282 (full_simple_delay_slots): Likewise.
4283 (fill_slots_from_thread): Likewise.
4284 (relax_delay_slots): Likewise.
4285 (make_return_insns): Likewise.
4286 (dbr_schedule): Likewise.
4287 * rtl.h (delete_insn): Rename to delete_related_insns.
4288 (delete_insn, delete_insn_chain): New prototypes.
4289 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
4290 by df_insn_delete already.
4291 * ssa-dce.c (delete_insn_bb): Use delete_insn.
4292 * ssa.c (convert_from_ssa): Use delete_related_insns.
4293 * unroll.c (unroll_loop): Likewise.
4294 (calculate_giv_inc): Likewise.
4295 (copy_loop_body): Likewise.
4297 * i386-protos.h (ix86_libcall_value, ix86_function_value,
4298 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4299 ix86_return_in_memory, ix86_function_value): Declare.
4300 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
4301 new static valurables.
4302 (x86_64_reg_class): New enum
4303 (x86_64_reg_class_name): New array.
4304 (classify_argument, examine_argument, construct_container,
4305 merge_classes): New static functions.
4306 (optimization_options): Enable flag_omit_frame_pointer and disable
4307 flag_pcc_struct_return on 64bit.
4308 (ix86_libcall_value, ix86_function_value,
4309 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4310 ix86_return_in_memory, ix86_function_value): New global functions.
4311 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
4312 (function_arg_advance): Handle x86_64 passing conventions.
4313 (function_arg): Likewise.
4314 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
4315 (RETURN_IN_MEMORY): Move offline.
4316 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
4317 (FUNCTION_VALUE_REGNO_P): New macro.
4318 (FUNCTION_ARG_REGNO_P): Move offline.
4319 (struct ix86_args): Add maybe_vaarg.
4320 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
4321 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
4323 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
4325 * s390.md: Changed attributes for scheduling.
4326 * s390.c: (s390_adjust_cost, s390_adjust_priority)
4329 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
4331 Table-driven attributes.
4332 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
4333 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
4334 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
4335 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
4336 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
4337 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
4338 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
4339 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
4340 * tree.h (struct tree_decl): Change machine_attributes to
4342 * doc/c-tree.texi: Document that all attributes are now attached
4344 * c-common.c (add_attribute, attrtab, attrtab_idx,
4345 default_valid_lang_attribute, valid_lang_attribute): Remove.
4346 (attribute_tables, attributes_initialized,
4347 c_common_attribute_table, default_lang_attribute_table): New
4349 (handle_packed_attribute, handle_nocommon_attribute,
4350 handle_common_attribute, handle_noreturn_attribute,
4351 handle_unused_attribute, handle_const_attribute,
4352 handle_transparent_union_attribute, handle_constructor_attribute,
4353 handle_destructor_attribute, handle_mode_attribute,
4354 handle_section_attribute, handle_aligned_attribute,
4355 handle_weak_attribute, handle_alias_attribute,
4356 handle_no_instrument_function_attribute,
4357 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
4358 handle_no_limit_stack_attribute, handle_pure_attribute): New
4360 (init_attributes, decl_attributes): Rewrite to implement
4361 table-driven attributes.
4362 * c-common.h (enum attribute_flags): Move to tree.h.
4363 * c-format.c (decl_handle_format_attribute,
4364 decl_handle_format_arg_attribute): Rename to
4365 handle_format_attribute and handle_format_arg_attribute. Update
4366 for table-driven attributes.
4367 * c-common.h (decl_handle_format_attribute,
4368 decl_handle_format_arg_attribute): Remove prototypes.
4369 (handle_format_attribute, handle_format_arg_attribute): Add
4371 * c-decl.c (grokdeclarator): Handle attributes nested inside
4373 * c-parse.in (setattrs, maybe_setattrs): Remove.
4374 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4375 Update to handle nested attributes properly.
4376 (maybe_resetattrs, after_type_declarator,
4377 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4378 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4380 (make_pointer_declarator): Update to handle nested attributes
4382 * doc/extend.texi: Update documentation of limits of attributes
4383 syntax. Warn about problems with attribute semantics in C++.
4384 * target.h (struct target): Remove valid_decl_attribute and
4385 valid_type_attribute. Add attribute_table and
4386 function_attribute_inlinable_p.
4387 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4388 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4389 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4391 (TARGET_INITIALIZER): Update.
4392 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4394 (function_attribute_inlinable_p): New function. Check for the
4395 presence of any machine attributes before using
4396 targetm.function_attribute_inlinable_p.
4397 (function_cannot_inline_p): Update.
4398 * Makefile.in (integrate.o): Update dependencies.
4399 * doc/tm.texi: Update documentation of target attributes and
4400 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4401 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4403 (default_target_attribute_table,
4404 default_function_attribute_inlinable_p): New.
4405 (lookup_attribute): Update comment to clarify handling of multiple
4406 attributes with the same name.
4407 (merge_attributes, attribute_list_contained): Allow multiple
4408 attributes with the same name but different arguments to appear in
4409 the same attribute list.
4410 * tree.h (default_valid_attribute_p): Remove prototype.
4411 (struct attribute_spec): New.
4412 (default_target_attribute_table): Declare.
4413 (enum attribute_flags): Move from c-common.h. Add
4414 ATTR_FLAG_TYPE_IN_PLACE.
4415 (default_function_attribute_inlinable_p): Declare.
4416 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4417 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4418 (TARGET_ATTRIBUTE_TABLE): Define.
4419 (vms_attribute_table): New.
4420 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4421 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4422 (TARGET_ATTRIBUTE_TABLE): Define.
4423 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4424 * config/arm/arm.c (arm_valid_type_attribute_p,
4425 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4427 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4429 (TARGET_ATTRIBUTE_TABLE): Define.
4430 (arm_attribute_table, arm_handle_fndecl_attribute,
4431 arm_handle_isr_attribute): New.
4432 * config/avr/avr.c (avr_valid_type_attribute,
4433 avr_valid_decl_attribute): Remove.
4434 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4436 (TARGET_ATTRIBUTE_TABLE): Define.
4437 (avr_attribute_table, avr_handle_progmem_attribute,
4438 avr_handle_fndecl_attribute): New.
4439 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4440 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4441 (TARGET_ATTRIBUTE_TABLE): Define.
4442 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4443 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4444 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4445 (TARGET_ATTRIBUTE_TABLE): Define.
4446 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4447 h8300_handle_eightbit_data_attribute,
4448 h8300_handle_tiny_data_attribute): New.
4449 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4450 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4452 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4454 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4455 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4457 (TARGET_ATTRIBUTE_TABLE): Define.
4458 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4459 ix86_handle_regparm_attribute): New.
4460 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4461 i386_pe_valid_type_attribute_p): Remove.
4462 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4463 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4464 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4465 (TARGET_ATTRIBUTE_TABLE): Define.
4466 (ia64_attribute_table): New.
4467 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4468 interrupt_ident2, model_ident1, model_ident2): Remove.
4469 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4470 (TARGET_ATTRIBUTE_TABLE): Define.
4471 (init_idents): Update.
4472 (m32r_attribute_table, m32r_handle_model_attribute): New.
4473 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4475 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4476 (TARGET_ATTRIBUTE_TABLE): Define.
4477 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4478 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4479 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4480 (TARGET_ATTRIBUTE_TABLE): Define.
4481 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4482 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4483 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4484 (TARGET_ATTRIBUTE_TABLE): Define.
4485 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4486 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4487 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4488 (TARGET_ATTRIBUTE_TABLE): Define.
4489 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4490 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4491 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4492 (TARGET_ATTRIBUTE_TABLE): Define.
4493 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4494 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4496 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4498 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4499 (TARGET_ATTRIBUTE_TABLE): Define.
4500 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4502 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4503 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4504 (TARGET_ATTRIBUTE_TABLE): Define.
4505 (v850_attribute_table, v850_handle_interrupt_attribute,
4506 v850_handle_data_area_attribute): New.
4507 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4508 Return void. Call decl_attributes instead of
4509 valid_machine_attribute.
4511 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4513 * sh-protos.h (sh_pr_n_sets): Declare.
4514 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4515 look at the copy to determine if PR needs to be saved.
4516 sh_pr_n_sets: New function.
4517 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4518 (ALLOCATE_INITIAL_VALUE): Define.
4520 * sh.c (initial_elimination_offset):
4521 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4523 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4525 * integrate.c (allocate_initial_values): New function.
4526 * integrate.h (allocate_initial_values): Declare.
4527 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4529 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4531 * toplev.c (rest_of_compilation): To here.
4532 Call allocate_initial_values.
4533 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4535 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4537 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4539 2001-09-20 DJ Delorie <dj@redhat.com>
4541 * c-typeck.c (really_start_incremental_init): Discriminate
4542 between zero-length arrays and flexible arrays.
4543 (push_init_level): Detect zero-length arrays and handle them
4544 like fixed-sized arrays.
4545 * expr.c (store_constructor): Handle zero-length arrays and
4546 flexible arrays correctly.
4547 * doc/extend.texi: Update zero-length array notes.
4549 2001-09-20 Jim Wilson <wilson@redhat.com>
4551 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4552 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4553 for issue port conflicts.
4554 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4556 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4558 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4561 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4563 * fold-const.c (hashtab.h): Include.
4564 (int_const_binop): Remove FORSIZE arg and compute from type; all
4566 Call size_int_type_wide for all single-word constants.
4567 (size_htab_hash, size_htab_eq): New functions.
4568 (size_int_type_wide): Rework to use hash table.
4569 * ggc-common.c (hashtab.h): Include.
4570 (struct d_htab_root): New struct.
4571 (d_htab_roots): New variable.
4572 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4573 (ggc_mark_roots): Handle deletable htabs.
4574 * ggc-page.c (ggc_marked_p): New function.
4575 * ggc-simple.c (ggc_marked_p): Likewise.
4576 * ggc.h: Reformatting throughout.
4577 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4578 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4579 (type_hash_add): Allocate struct type_hash from GC memory.
4580 (mark_hash_entry, mark_type_hash): Deleted.
4581 (type_hash_marked_p, type_hash_mark): New functions.
4582 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4584 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4586 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4589 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4591 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4592 array-too-large test for signed sizetype.
4594 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4596 * i386.md (indirect_jump): Allow Pmode operand.
4597 (tablejump): LIkewise; perform expansion to 64bit mode.
4598 * i386.c (symbolic_operand): Allow 64bit PIC references.
4599 (pic_symbolic_operand): Likewise.
4600 (ix86_find_base_term): Strip the 64bit PIC references.
4601 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4602 (legitimize_pic_address): Likewise.
4603 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4604 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4606 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4608 * stringpool.c (get_identifier_with_length): New function.
4609 * tree.h (get_identifier_with_length): New prototype.
4611 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4612 David Edelsohn <edelsohn@gnu.org>
4615 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4616 already sign-extended.
4618 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4619 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4621 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4622 (output_profile_hook): Declare label_name const.
4623 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4624 to match constraints.
4626 2001-09-19 Stan Shebs <shebs@apple.com>
4628 * alias.c: Fix typos in comments.
4629 * sched-rgn.c (init_ready_list): Ditto.
4630 * unwind-dw2.c (uw_frame_state_for): Ditto.
4631 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4632 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4633 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4635 2001-09-19 Richard Henderson <rth@redhat.com>
4637 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4639 * Makefile.in (cfg.o): Depend on TM_P_H.
4641 2001-09-19 Richard Henderson <rth@redhat.com>
4643 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4644 (local_symbolic_operand): ... here.
4645 (small_symbolic_operand): Check mode.
4646 (global_symbolic_operand): New.
4647 (input_operand): Reject symbolics if explicit relocs.
4648 (call_operand): Tidy.
4649 (alpha_legitimize_address): Use movdi_er_high_g.
4650 (alpha_expand_mov): Likewise.
4651 * config/alpha/alpha-protos.h: Update.
4652 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4653 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4654 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4655 (UNSPECV_LDGP2): Remove.
4656 (all call patterns): Use 's' not 'i' for symbolic constraint.
4657 (call_osf call_value_osf): Use call_operand.
4658 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4659 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4660 (prologue_ldgp_1_er): Remove.
4661 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4662 (builtin_setjmp_receiver_er patterns): Use them.
4663 (exception_receiver_er): Likewise.
4665 2001-09-19 Richard Henderson <rth@redhat.com>
4667 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4669 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4670 and NON_LOCAL_GOTO notes.
4671 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4672 copy over CALL_INSN_FUNCTION_USAGE.
4674 2001-09-18 Catherine Moore <clm@redhat.com>
4676 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4679 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4681 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4682 new-style tm_file specification. Specify correct tm_p_file,
4683 md_file, and out_file for s390x.
4685 * config/s390/linux.h, linux64.h: Don't include other target
4686 macro header files. Now handled via tm_file.
4688 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4689 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4690 are defined before use.
4692 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4694 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4695 code generation only for Gnu assembler.
4697 2001-09-18 Catherine Moore <clm@redhat.com>
4699 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4701 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4703 * config/mips/mips.c (mips_frame_set): New.
4704 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4705 a parallel frame-related expression with a set for each register.
4707 2001-09-18 Philip Blundell <philb@gnu.org>
4709 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4712 2001-09-17 Dale Johannesen <dalej@apple.com>
4714 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4715 * config/rs6000/aix.h (FIXED_R2): Define.
4716 * config/rs6000/darwin.h (FIXED_R2): Define.
4717 * config/rs6000/sysv4.h (FIXED_R2): Define.
4719 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4721 * except.c (dw2_build_landing_pads): New local
4722 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4723 barrier after clobbers. Fixes c++/4012.
4725 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4727 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4729 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4731 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4732 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4734 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4736 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4739 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4741 * cpphash.h (_cpp_lex_direct): New.
4742 * cpplex.c (_cpp_lex_token): Update.
4743 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4744 and increment that pointer.
4745 * cppmacro.c (alloc_expansion_token): New.
4746 (lex_expansion_token): Lex macro expansion directly into
4749 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4751 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4753 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4755 * basic-block.h (free_bb_for_insn): Declare.
4756 * bb-reorder.c (label_for_bb): Use block_label.
4757 (emit_jump_to_block_after): Remove.
4758 (insert_intra_1): Do not update block_for_insn.
4759 (insert_inter_bb_scope_notes): Likewise; update bb->end
4760 * cfg.c (free_bb_for_insn): New.
4761 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4762 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4763 (commit_one_edge_insertion): Likewise.
4764 (commit_one_edge_insertion): Do not update BB boundary.
4765 (commit_edge_insertions): Do not call compute_bb_for_insn.
4766 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4767 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4768 (merge_blocks_move_successor_nojumps): Likewise.
4769 (try_crossjump_to_edge): Do not update block_for_insn.
4770 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4771 * df.c (df_pattern_emit_later): Do not update BB boundary.
4772 (df_jump_pattern_emit_after): Likewise.
4773 (df_insn_move_before): Use emit_insn_before.
4774 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4776 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4777 boundaries and basic_block_for_insn.
4778 (reorder_insns_nobb): Rename from reorder_insns.
4779 (reorder_insns): New.
4780 (emit_block_insn_before, emit_block_insn_after): Kill.
4781 * flow.c (check_function_return_warnings): Do not call
4782 compute_bb_for_insn; Do not free basic_block_for_insn.
4783 (attempt_auto_inc): Do not update basic_block_for_insn.
4784 * function.c (emit_return_into_block): Likewise;
4785 do not update BB boundaries.
4786 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4787 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4788 (pre_insert_copy_insn): Likewise.
4789 (update_ld_motion_notes): Likewise.
4790 (insert_insn_start_bb): Likewise.
4791 (replace_store_insn): Likewise.
4792 * ifcvt.c (noce_process_if_block): Likewise.
4793 (if_convert): Do not call compute_bb_for_insn.
4794 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4795 Use emit_insn_before and emit_insn_after.
4796 * recog.c (split_all_insns): Do not update BB boundaries;
4797 Do not call compute_bb_for_insn.
4798 (peephole2_optimize): Do not update BB boundaries.
4799 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4801 (emit_swap_insn): Likewise.
4802 (convert_regs_1): Likewise.
4803 * reload1.c (reload): Call compute_bb_for_insn.
4804 * rtl.h (reorder_insns_nobb): Declare.
4805 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4806 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4807 at places CFG is invalidated; do not call compute_bb_for_insn.
4809 * cfg.c (expunge_block): Invalidate BB structure.
4811 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
4814 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
4816 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4818 * cpphash.h (_cpp_lex_token): Update prototype.
4819 * cpplex.c (_cpp_lex_token): New prototype.
4820 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
4821 lex_macro_node, read_flag, do_pragma_poison): Update.
4822 * cppmacro.c (cpp_get_token, parse_params,
4823 lex_expansion_token): Update.
4825 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4827 * cppmain.c (scan_translation_unit): Don't worry about
4828 putting a space after hashes.
4829 * cpplib.c (directive_diagnostics): New.
4830 (_cpp_handle_directive): Update to use directive_diagnostics.
4831 (run_directive): Don't toggle prevent_expansion.
4832 (do_line): Backup in case of the line extension.
4833 * cpplib.h (cpp_lexer_pos): Remove.
4834 * cppmacro.c (_cpp_create_definition): Precede a leading #
4837 2001-09-15 Richard Henderson <rth@redhat.com>
4839 * c-typeck.c (comptypes): Handle zero-length arrays properly.
4841 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4843 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
4845 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4847 PR preprocessor/3571
4848 * tradcpp.c (handle_directive): Skip non-vertical space.
4850 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4852 * cppmain.c (setup_callbacks): Set line callback only
4853 if outputting preprocessed source.
4855 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4857 * collect2.c (main): Const-ification.
4858 * gcc.c (translate_options, process_command): Use xstrdup in
4859 lieu of xmalloc/strcpy.
4860 (main): Use concat in lieu of xmalloc/strcpy/strcat.
4862 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4864 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
4867 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4869 * scan-decls.c (scan_decls): Fix typo.
4871 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4873 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
4874 Split mlstring_pos into mls_line and mls_col.
4875 * cppinit.c (cpp_create_reader): Initialize line to 1.
4876 (cpp_destroy): Free tokenruns.
4877 (push_include): Don't update lexer_pos.
4878 * cpplex.c (unterminated, parse_string): Update.
4879 (lex_token): Don't update lexer_pos, update.
4880 * cpplib.c (if_stack): Save line instead of line + col.
4881 (start_directive, _cpp_do__Pragma, do_else, do_elif,
4882 push_conditional, _cpp_pop_buffer): Update.
4883 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
4884 (_cpp_create_definition): Update.
4886 2001-09-15 Eric Christopher <echristo@redhat.com>
4888 * config/mips/abi64.h: Add support for MEABI.
4890 2001-09-15 Eric Christopher <echristo@redhat.com>
4892 * config/mips/mips.md: Add unspec #2.
4894 (reload_outdi): Ditto.
4895 (reload_outsi): Ditto.
4898 2001-09-15 Eric Christopher <echristo@redhat.com>
4899 Jason Eckhardt <jle@redhat.com>
4901 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
4902 * config/mips/isa32-linux.h: New file.
4903 * config/mips/isa3264.h: Ditto.
4904 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
4905 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
4906 (output_block_mode): Support MEABI.
4907 (function_arg): Ditto. Fix floating point arg passing.
4908 (mips_va_start): Ditto.
4909 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
4911 (mips_asm_file_start): Add new section to pass abi to gdb.
4912 (function_arg_pass_by_reference): Support MEABI.
4913 (mips_parse_cpu): Support mips32 and mips64 processors.
4914 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
4915 TARGET_MIPS5KC. Support isa32 and isa64.
4916 (processor_type): Add r4kc, r5kc, r20kc.
4917 (GENERATE_MULT3_SI): New.
4918 (GENERATE_MULT3_DI): Ditto.
4919 (GENERATE_MULT3): Remove.
4920 (ISA_HAS_64BIT_REGS): Add isa == 64.
4921 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
4922 (ISA_HAS_MADD_MSUB): New.
4923 (ISA_HAS_CLZ_CLO): Ditto.
4924 (ISA_HAS_DCLZ_DCLO): Ditto.
4925 (ABI_GAS_ASM_SPEC): New.
4926 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
4929 (SUBTARGET_CC1_SPEC): Ditto.
4930 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
4931 (PAD_VARARGS_DOWN): Support MEABI.
4932 (HARD_REGNO_NREGS): Move to mips.c.
4933 (ASM_OUTPUT_IDENT): Add #undef.
4934 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
4935 (mulsi3): Use GENERATE_MULT3_SI.
4936 (mulsi3_mult3): Ditto. Support mips32, mips64.
4937 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
4938 (mul_sub_si): New pattern.
4939 (unnamed splitters): New.
4940 (muldi3): Use GENERATE_MULT3_DI.
4941 (muldi3_internal2): Ditto.
4942 (movdicc): Support mips32.
4943 * config/mips/t-isa3264: New file.
4945 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
4947 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
4948 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
4949 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
4951 * reorg.c (fill_slots_from_thread): After call to
4952 steal_delay_list_from_target, update own_thread as new_thread may
4955 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
4957 * cpperror.c (print_location): Take line and column, for
4958 default positioning use the previously lexed token.
4959 (_cpp_begin_message): Take line and column.
4960 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4961 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4962 * cpphash.h (_cpp_begin_message): Update prototype.
4963 * cppinit.c (push_include): Don't set output line.
4964 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
4965 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
4966 (do_pragma): Kludge for front ends. Don't expand macros at all.
4967 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
4968 (struct cpp_token): Remove output_line.
4969 (struct cpp_callbacks): New member line_change.
4970 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
4971 cpp_get_token): Preserve BOL flag.
4972 (cpp_get_line): Remove.
4973 (_cpp_backup_tokens): Remove useless abort().
4974 * cppmain.c (cb_line_change): New.
4975 (scan_translation_unit): Don't worry about starting new lines here.
4976 * scan-decls.c (scan_decls): Update.
4977 * c-lex.c (c_lex, init_c_lex): Update.
4978 (cb_line_change, src_lineno): New.
4980 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
4982 * tree.c (append_random_chars): Generate the random
4983 characters in a reproducable fashion.
4985 2001-09-14 Richard Henderson <rth@redhat.com>
4987 * config/i386/i386.c (internal_label_prefix): New.
4988 (internal_label_prefix_len): New.
4989 (override_options): Set them.
4990 (local_symbolic_operand): New.
4991 (legitimate_pic_address_disp_p): Use it.
4992 (legitimize_pic_address): Likewise.
4994 2001-09-14 Marc Espie <espie@openbsd.org>
4996 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
4999 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5001 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
5002 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
5004 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
5006 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
5007 invocation of SUBREG_REGNO_OFFSET.
5009 * haifa-sched.c: Fix typo in FSF copyright statement.
5010 * sched-deps.c: Fix typo in FSF copyright statement.
5011 * sched-ebb.c: Fix typo in FSF copyright statement.
5012 * sched-rgn.c: Fix typo in FSF copyright statement.
5013 * sched-vis.c: Fix typo in FSF copyright statement.
5015 * config.gcc: Move inclusion of arm elf specific header files
5016 from the files themselves into the tm_file variable. Make
5017 sure that elfos.h is included before target specific elf
5019 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
5021 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
5022 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
5023 ASM_OUTPUT_CASE_LABEL): Protect definition.
5024 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
5025 not already defined.
5026 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
5027 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
5028 Remove duplicate definition.
5029 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
5030 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
5031 (RDATA_SECTION_FUNCTION): Remove redundant definition.
5032 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
5033 Remove inclusion of arm/elf.h.
5034 * config/arm/unknown-elf.h: as for conix-elf.h.
5035 (STARTFILE_SPEC): Include crti.o and crtn.o.
5036 * config/arm/linux-elf.h: as for conix-elf.h.
5037 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
5038 * config/arm/strongarm-elf.h: Remove inclusion of
5040 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
5041 * config/arm/unknown-elf-oabi.h: Remove inclusion of
5042 unknown-elf.h and elf.h.
5043 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
5044 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
5045 ASM_WEAKEN_LABEL): Remove redundant definition.
5046 * config/arm/elf.h: Test for inclusion of elfos.h
5047 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
5048 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
5049 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
5050 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
5051 redundant definition.
5052 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
5053 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
5054 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
5055 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
5056 Add rules to build crti.o and crtn.o
5057 * crti.asm: New file.
5058 * crtn.asm: New file.
5060 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
5062 * c-parse.in (_yylex): Use _cpp_backup_tokens.
5063 * cpphash.h (struct tokenrun): Add prev.
5064 (struct lexer_state): Remove bol.
5065 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
5066 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
5068 * cppinit.c (cpp_create_reader): Don't set bol.
5069 (cpp_destroy): Don't free lookaheads.
5070 * cpplex.c (lex_directive): Remove.
5071 (next_tokenrun): Update.
5072 (_cpp_lex_token): Clean up logic.
5073 (lex_token): Update to return a pointer to lexed token, since it
5074 can move to the start of the buffer. Simpify newline handling.
5075 * cpplib.c (SEEN_EOL): Update.
5076 (skip_rest_of_line): Remove lookahead stuff.
5077 (end_directive): Line numbers are already incremented. Revert
5078 to start of lexed token buffer if we can.
5079 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
5080 parse_answer): Use _cpp_backup_tokens.
5081 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
5082 instead. Don't check for EOL.
5083 (do_include_common, do_line, do_pragma_system_header): Use
5085 * cpplib.h (BOL, _cpp_backup_tokens): New.
5086 * cppmacro.c (save_lookahead_token, take_lookahead_token,
5087 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
5088 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
5089 (builtin_macro): Don't use cpp_get_line.
5090 (cpp_get_line): Short term kludge.
5091 (parse_arg): Handle directives in arguments here. Back up when
5092 appropriate. Store EOF at end of argument list.
5093 (funlike_invocation_p): Use _cpp_backup_tokens.
5094 (push_arg_context): Account for EOF at end of list.
5095 (cpp_get_token): Remove lookahead stuff. Update.
5097 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5099 * c-parse.in (yyerror): Const-ification and/or static-ization.
5100 * c-typeck.c (push_member_name): Likewise.
5101 * collect2.c (main): Likewise.
5102 * dbxout.c (dbxout_parms): Likewise.
5103 * diagnostic.c (format_with_decl): Likewise.
5104 * dwarf2out.c (output_ranges): Likewise.
5105 * dwarfout.c (fundamental_type_code): Likewise.
5106 * except.c (dw2_output_call_site_table): Likewise.
5107 * gcc.c (do_spec_1): Likewise.
5108 * genopinit.c (optabs): Likewise.
5109 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
5110 gen_declaration_1, handle_impent): Likewise.
5111 * protoize.c (default_include, in_system_include_dir, abspath):
5113 * sched-vis.c (visualize_stall_cycles): Likewise.
5114 * sdbout.c (plain_type_1, sdbout_end_function,
5115 sdbout_end_epilogue): Likewise.
5116 * varasm.c (decode_reg_name): Likewise.
5118 * 1750a.c (mod_regno_adjust): Likewise.
5119 * alpha.c (alpha_write_one_linkage,
5120 unicosmk_output_default_externs): Likewise.
5121 * arm.c (arm_condition_codes): Likewise.
5122 * arm.h (arm_condition_codes): Likewise.
5123 * avr.c (output_movsisf, encode_section_info): Likewise.
5124 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
5126 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5127 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5128 * m88k.c (output_function_profiler): Likewise.
5129 * mips.c (mips_output_conditional_branch): Likewise.
5130 * ns32k.c (ns32k_out_reg_names): Likewise.
5131 * ns32k.h (ns32k_out_reg_names): Likewise.
5132 * pj.c (pj_output_rval): Likewise.
5133 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
5134 * sparc.c (sparc_flat_function_prologue,
5135 sparc_flat_function_epilogue): Likewise.
5137 2001-09-13 Markus Werle <numerical.simulation@web.de>
5138 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5140 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
5141 Aachen University of Technology".
5143 2001-09-13 Andreas Schwab <schwab@suse.de>
5145 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
5148 2001-09-13 Richard Henderson <rth@redhat.com>
5150 * config/alpha/alpha.c (small_symbolic_operand): New.
5151 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
5152 (some_operand, input_operand): Don't handle HIGH.
5153 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
5154 (alpha_expand_mov): Likewise.
5155 (print_operand) [H]: Just print HIGH symbol.
5156 (print_operand_address): Handle small data.
5157 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
5158 (TARGET_SWITCHES): Add -msmall-data/large-data.
5159 (PIC_OFFSET_TABLE_REGNUM): New.
5160 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
5161 (PREDICATE_COES): Update.
5162 * config/alpha/alpha.md (adddi_er_high): New.
5163 (adddi_er_low): Handle small data.
5164 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
5165 prefer .sdata to .rodata.
5166 (SELECT_RTX_SECTION): Likewise.
5168 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
5170 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
5171 defining __size_t and leaving size_t undefined.
5173 2001-09-12 Diego Novillo <dnovillo@redhat.com>
5175 * basic-block.h (expunge_block): Declare.
5176 * cfg.c (expunge_block): Remove static declaration.
5178 2001-09-12 Richard Henderson <rth@redhat.com>
5180 * integrate.c (copy_insn_list): Copy label name from
5181 NOTE_INSN_DELETED_LABEL.
5183 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5185 * c-common.c (c_tree_code_name): Const-ification.
5186 * c-decl.c (c_decode_option): Likewise.
5187 * c-typeck.c (warn_for_assignment): Likewise.
5188 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
5190 * cppinit.c (output_deps): Likewise.
5191 * dependence.c (dependence_string, direction_string): Likewise.
5192 * dwarf2out.c (output_ranges): Likewise.
5193 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
5194 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
5195 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
5196 standard_startfile_prefix, standard_startfile_prefix_1,
5197 standard_startfile_prefix_2, tooldir_base_prefix,
5198 standard_bindir_prefix, find_a_file): Likewise.
5199 * genattrtab.c (make_length_attrs): Likewise.
5200 * gencheck.c (tree_codes): Likewise.
5201 * genemit.c (gen_split): Likewise.
5202 * genrecog.c (special_mode_pred_table): Likewise.
5203 * graph.c (graph_ext): Likewise.
5204 * protoize (default_include): Likewise.
5205 * reload.c (reload_when_needed_name): Likewise.
5206 * sched-vis.c (visualize_stall_cycles): Likewise.
5207 * tlink.c (recompile_files): Likewise.
5208 * toplev.c (decode_g_option): Likewise.
5209 * tradcpp.c (output_deps): Likewise.
5210 * varasm.c (decode_reg_name): Likewise.
5212 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
5215 * avr.c (avr_regnames, encode_section_info): Likewise.
5216 * c4x.c (float_reg_names): Likewise.
5217 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
5218 * elfos.h (const_section): Likewise.
5219 * i386.c (ix86_comp_type_attributes): Likewise.
5220 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
5221 * ia64/aix.h (UNIQUE_SECTION): Likewise.
5222 * ia64.c (type_names): Likewise.
5223 * m68hc11.c (reg_class_names): Likewise.
5224 * m88k.c (m_options): Likewise.
5225 * mips.c (mips_output_conditional_branch, mips_unique_section):
5227 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5228 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
5229 ultra_code_names): Likewise.
5230 * sparc.h (OVERRIDE_OPTIONS): Likewise.
5232 2001-09-12 Jakub Jelinek <jakub@redhat.com>
5234 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
5235 Use --fatal-warnings option for gas.
5236 * configure: Rebuilt.
5238 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5240 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
5242 2001-09-11 Jim Wilson <wilson@redhat.com>
5244 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
5246 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5248 * builtins.c (c_strlen): Treat an offset too large for a
5249 HOST_WIDE_INT as out of range.
5251 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
5253 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
5254 (EDGE_CRITICAL_P): New predicate.
5255 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
5257 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
5258 (dump_edge_info): Remove "crit".
5259 * cfganal.c (mark_critical_edges): Kill.
5260 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
5261 * cfgcleanup.c (cleanup_cfg): Likewise.
5262 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
5263 (find_spanning_tree): Likewise.
5264 * reg-stack.c (convert_regs_1): Likewise.
5265 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
5267 * basic-block.h (create_basic_block_structure): New.
5268 (create_basic_block): Update prototype.
5269 (force_nonfallthru): New.
5270 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
5271 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
5272 handle updating of block_for_insn, creating of empty BBs and BBs at
5273 the end of INSN chain.
5274 (create_basic_block): New function.
5275 (split_block): Use create_basic_block.
5276 (force_nonfallthru_and_redirect): Break out from ...; cleanup
5277 (redirect_edge_and_branch_force): ... here.
5278 (force_nonfallthru): New.
5279 (split_edge): Rewrite to use force_nonfallthru and create_block.
5280 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
5281 (find_basic_blocks): Free basic_block_for_insn.
5282 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
5284 * cfg.c: Fix formating.
5285 * cfgcleanup.c: Fix formating.
5286 (merge_blocks, tail_recursion_label_p): Return bool.
5287 (merge_blocks_move_predecessor_nojumps,
5288 merge_blocks_move_successor_nojumps): Return void.
5290 2001-09-11 Jakub Jelinek <jakub@redhat.com>
5292 * configure.in: Check whether assembler supports section merging.
5293 * config.in: Rebuilt.
5294 * configure: Rebuilt.
5295 * varasm.c (variable_section, output_constant_pool): Pass alignment
5296 to SELECT_SECTION and SELECT_RTX_SECTION.
5297 (mergeable_string_section): New.
5298 (mergeable_constant_section): New.
5299 (default_elf_asm_named_section): Output SECTION_MERGE and
5300 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5301 * output.h (mergeable_string_section): New.
5302 (mergeable_constant_section): New.
5303 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
5304 * toplev.c (flag_merge_constants): New.
5305 (f_options): Add -fmerge-constants and -fmerge-all-constants
5307 (toplev_main): Default to -fno-merge-constants if not optimizing.
5308 * flags.h (flag_merge_constants): Add extern.
5309 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
5310 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
5312 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
5313 Define if assembler has working .subsection -1 support.
5314 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
5315 Put constant into special SHF_MERGE sections if the linker should
5316 attempt to merge duplicates.
5317 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
5319 Put constant into special SHF_MERGE sections if the linker should
5320 attempt to merge duplicates.
5321 * config/alpha/elf.h: Likewise.
5322 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
5323 has working .subsection -1 support.
5324 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
5326 * config/svr3.h: Likewise.
5327 * config/darwin.h: Likewise.
5328 * config/arm/aof.h: Likewise.
5329 * config/arm/linux-elf.h: Likewise.
5330 * config/avr/avr.h: Likewise.
5331 * config/c4x/c4x.h: Likewise.
5332 * config/d30v/d30v.h: Likewise.
5333 * config/i386/dgux.h: Likewise.
5334 * config/i386/osfrose.h: Likewise.
5335 * config/i386/sco5.h: Likewise.
5336 * config/i386/svr3gas.h: Likewise.
5337 * config/ia64/aix.h: Likewise.
5338 * config/m32r/m32r.h: Likewise.
5339 * config/m68k/m68k.h: Likewise.
5340 * config/m88k/dgux.h: Likewise.
5341 * config/m88k/m88k.h: Likewise.
5342 * config/mcore/mcore-pe.h: Likewise.
5343 * config/mips/mips.h: Likewise.
5344 * config/pa/pa.h: Likewise.
5345 * config/pa/pa-linux.h: Likewise.
5346 * config/romp/romp.h: Likewise.
5347 * config/rs6000/sysv4.h: Likewise.
5348 * config/rs6000/xcoff.h: Likewise.
5349 * config/s390/linux.h: Likewise.
5350 * config/sparc/sparc.h: Likewise.
5351 * config/sparc/sysv4.h: Likewise.
5352 * config/stormy16/stormy16.h: Likewise.
5353 * config/v850/v850.h: Likewise.
5354 * config/vax/vms.h: Likewise.
5355 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
5356 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5357 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
5358 default_elf_asm_named_section for SHF_MERGE sections.
5360 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5362 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
5365 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
5367 * c-common.c (split_specs_attrs): Allow for empty attributes with
5368 empty TREE_PURPOSE. Fixes PR c/4294.
5370 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
5372 * basic-block.h (cached_make_edge, make_single_succ): New.
5373 (make_edge): Remove first parameter.
5374 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5375 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5376 created edge; use obstack allocation.
5377 (make_edge, make_single_succ_edge): New.
5378 (first_removed_edge): New static variable.
5379 (init_flow): Initialize first_removed_edge and n_edges.
5380 (clear_edges): Use remove_edge.
5381 (flow_delete_block): Likewise.
5382 (remove_edge): Add removed edges to the removed edges list.
5383 (split_block, redirect_edge_and_branch_force, split_edge):
5385 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5386 (add_noreturn_fake_exit_edges): Likewise.
5387 (connect_infinite_loops_to_exit): Liekwise.
5388 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5389 Use cached_make_edge.
5390 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5391 * profile.c (branch_prob): Update make_edge call.
5392 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5394 2001-09-11 Richard Henderson <rth@redhat.com>
5396 * config/alpha/alpha.c: Tidy formatting.
5397 (local_symbolic_operand): Verify mode.
5398 (alpha_sa_mask): Ignore unicos for eh_return.
5399 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5400 * config/alpha/alpha.md (umk divsi patterns): Remove.
5401 (extendsfdf2): Remove unicos check.
5402 (tablejump): Merge vms and unicos code; always use direct set
5405 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5407 * config.gcc (alpha*-*-unicosmk*): New target.
5409 * config/alpha/alpha-protos.h (symbolic_operand,
5410 unicosmk_add_call_info_word, unicosmk_add_extern,
5411 unicosmk_defer_case_vector, unicosmk_unique_section,
5412 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5413 unicosmk_asm_file_start, unicosmk_asm_file_end,
5414 unicosmk_output_common): Declare.
5416 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5417 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5418 alpha_does_function_need_gp, alpha_end_function): Support Cray
5420 (alpha_init_machine_status, alpha_mark_machine_status,
5421 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5422 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5423 unicosmk_asm_named_section, unicosmk_insert_attributes,
5424 unicosmk_section_type_flags, symbolic_operand,
5425 unicosmk_output_module_name, unicosmk_output_default_externs,
5426 unicosmk_output_dex, unicosmk_output_externs,
5427 unicosmk_output_addr_vec, unicosmk_ssib_name,
5428 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5429 unicosmk_asm_file_end, unicosmk_output_common,
5430 unicosmk_section_type_flags, unicosmk_unique_section,
5431 unicosmk_add_call_info_word, unicosmk_text_section,
5432 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5433 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5434 unicosmk_dex_count, unicosmk_special_name): New.
5435 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5436 TARGET_ABI_UNICOSMK.
5437 (get_aligned_mem, alpha_expand_unaligned_load,
5438 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5439 alpha_expand_unaligned_store_words): Support big-endian mode.
5440 (print_operand): Likewise. New format specifier 't'. Use
5441 TARGET_AS_SLASH_BEFORE_SUFFIX.
5442 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5443 (alpha_pv_save_size): Update with above change.
5444 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5445 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5448 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5449 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5450 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5451 (EXTRA_CONSTRAINT): New constraint 'U'.
5452 (PREDICATE_CODES): Add symbolic_operand.
5454 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5455 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5456 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5457 (integer division and modulus patterns): Split in default and
5459 (*divmodsi_internal, *divmoddi_internal): Disable for
5460 TARGET_ABI_UNICOSMK.
5461 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5462 little-endian and big-endian versions.
5463 (ext, ins, msk): Likewise.
5464 (extv, extzv, insv): Support big-endian mode.
5465 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5466 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5467 *tablejump_umk_internal, *call_value_umk): New.
5468 (*movdi_nofix): Add pattern for loading an address into a register on
5469 TARGET_ABI_UNICOSMK.
5470 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5471 (umk_mismatch_args, arg_home_umk): New.
5472 (various insns): Don't use mov, fmov, nop, fnop and unop.
5473 (realign): Support TARGET_ABI_UNICOSMK.
5475 * config/alpha/unicosmk.h: New file.
5476 * config/alpha/t-unicosmk: New file.
5478 * fixinc/inclhack.def (unicosmk_restrict): New.
5479 * fixinc/fixincl.x: Regenerate.
5481 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5482 (wchar_t): Check for and define __WCHAR_T__.
5484 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5486 * combine.c (simplify_shift_const): Treat shifts by the mode
5489 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5491 * cpphash.h (struct tokenrun): New.
5492 (struct cpp_context): New member bol.
5493 (struct cpp_reader): New members.
5494 (_cpp_init_tokenrun): New.
5495 * cppinit.c (cpp_create_reader): Set up the token runs.
5496 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5497 (lex_token): New internalised version of _cpp_lex_token. Don't
5498 handle directives or the multiple include opimisation here any
5499 more. Simply lex a token.
5500 * cpplib.c (run_directive): Clear bol.
5501 (_cpp_pop_buffer): Set bol.
5502 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5505 2001-09-11 Michael Meissner <meissner@redhat.com>
5507 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5508 give an error if the user uses -mfp32.
5509 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5511 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5512 floating point register size.
5513 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5515 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5516 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5518 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5519 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5521 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5523 * dbxout.c (dbxout_parms): Fix typo in comment.
5524 * unroll.c (loop_find_equiv_value): Ditto.
5525 * toplev.c (rest_of_compilation): Ditto.
5526 * loop.c (scan_loop): Ditto.
5527 * dwarf2out.c (struct dw_fde_struct): Ditto.
5529 2001-09-10 Zack Weinberg <zackw@panix.com>
5531 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5532 copying identifier when we're just going to throw it away.
5533 (parse_identifier_slow): New routine to handle abnormal cases.
5534 (_cpp_lex_token): Update call site.
5536 * hashtable.c (ht_lookup): Don't assume that the string we've
5537 been given is NUL-terminated.
5538 * system.h: #define __builtin_expect(a, b) to (a) if not
5541 2001-09-10 Michael Meissner <meissner@redhat.com>
5543 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5546 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5548 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5550 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5552 * builtins.c (c_getstr): Correct thinko in last change and further
5555 2001-09-10 Tim Freeman <tim@fungibole.com>
5557 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5558 into varray's and register them as roots with the garbage
5559 collector so they are not collected too soon.
5561 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5563 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5565 * basic-block.h (flow_obstack, label_value_list,
5566 tail_recursion_label_list): Declare
5567 (tidy_fallthru_edges): Declare.
5568 (expunge_block, last_loop_beg_note): Delete.
5569 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5571 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5572 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5573 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5574 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5575 expunge_block, flow_delete_block, compute_bb_for_insn,
5576 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5577 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5578 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5579 try_redirect_by_replacing_jump, last_loop_beg_note,
5580 redirect_edge_and_branch, redirect_edge_and_branch_force,
5581 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5582 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5583 commit_edge_insertions, dump_flow_info, debug_flow_info,
5584 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5585 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5586 Move here from flow.c
5587 * cfganal.c: New file.
5588 (forwarder_block_p, can_fallthru, mark_critical_edges,
5589 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5590 find_unreachable_blocks, create_edge_list, free_edge_list,
5591 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5592 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5593 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5594 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5595 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5596 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5597 Move here from flow.c
5598 * cfgbuild.c: New file
5599 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5600 make_edges, find_basic_blocks_1, find_basic_blocks,
5601 find_sub_basic_blocks): Move here from flow.c
5602 * cfgcleanup.c: New file.
5603 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5604 merge_blocks_move_predecessor_nojumps,
5605 merge_blocks_move_successor_nojumps, merge_blocks,
5606 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5607 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5608 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5610 * cfgloop.c: New file
5611 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5612 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5613 flow_loop_exit_edges_find, flow_loop_nodes_find,
5614 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5615 flow_loop_tree_node_add, flow_loops_tree_build,
5616 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5617 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5618 Move here from flow.c
5619 * flow.c: Remove everything moved elsewhere
5620 * output.h (cleanup_cfg): Return bool.
5622 * bb-reorder.c (reorder_block_def): Remove 'index'.
5623 (insert_intra_1): Add argument BB, set block for new note.
5624 (make_reorder_chain): Do not depdent on BB indexes.
5625 (make_reorder_chain_1): Do not use BB indexes.
5626 (label_for_bb): Likewise; set BB for new insn.
5627 (emit_jump_to_block_after): Likewise.
5628 (fixup_reoder_chain): Sanity check that all basic blocks
5629 are chained; verify newly created insn chain; remove
5630 undocnitional jump simplifying; Do not use BB indexes;
5631 properly initialize count and frequency information;
5632 dump reordered sequence.
5633 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5634 (insert_inter_bb_scope_notes): Set block for new insn.
5635 (reorder_basic_blocks): Dump flow info before reoredering.
5637 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5639 * alias.c (clear_reg_alias_info): Use K&R format definition.
5640 Avoid unsigned warning.
5641 * builtins.c: Use "unsigned int", not "unsigned".
5642 (target_char_cast): Use host_integerp and tree_low_cst.
5643 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5644 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5645 (c_getstr): Likewise.
5646 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5647 (builtin_memcpy_read_str): Avoid unsigned warning.
5648 (expand_builtin_memcpy): Alignments are unsigned.
5649 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5650 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5651 * predict.c (expensive_function_p): LIMIT now unsigned.
5652 * resource.c (mark_target_live_regs): Make some vars unsigned.
5653 * sdbout.c: Use "unsigned int", not "unsigned".
5654 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5655 (sdbout_source_line): Likewise.
5656 (sdbout_record_type_name): Remove "const" for NAME declaration.
5657 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5659 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5661 * calls.c (store_one_arg): Expand comment.
5663 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5665 * calls.c (store_one_arg): Make sure that the entire argument is
5666 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5668 2001-09-09 Richard Henderson <rth@redhat.com>
5670 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5672 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5674 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5676 2001-09-09 Richard Henderson <rth@redhat.com>
5678 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5679 (alpha_this_literal_sequence_number): New.
5680 (alpha_this_gpdisp_sequence_number): New.
5681 (some_operand, input_operand): Add HIGH.
5682 (local_symbolic_operand): New.
5683 (alpha_encode_section_info): New.
5684 (alpha_legitimate_address_p): Allow LO_SUM.
5685 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5686 (alpha_expand_mov): Likewise.
5687 (secondary_reload_class): Check memory_operand not general_operand
5689 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5690 (alpha_expand_unaligned_store): Likewise.
5691 (alpha_expand_unaligned_load_words): Likewise.
5692 (alpha_expand_unaligned_store_words): Likewise.
5693 (alpha_expand_block_clear): Likewise.
5694 (print_operand): Handle %#, %*, %H.
5695 (print_operand_address): Handle LO_SUM.
5697 (alpha_does_function_need_gp): Use it.
5698 (alpha_expand_block_move): Fix signed compare warnings.
5699 (alpha_sa_mask, alpha_align_insns): Likewise.
5700 * config/alpha/alpha-protos.h: Update.
5701 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5702 (MASK_EXPLICIT_RELOCS): New.
5703 (TARGET_SWITCHES): Add -mexplicit-relocs.
5704 (EXTRA_CONSTRAINT): Add 'T'.
5705 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5706 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5707 (ENCODE_SECTION_INFO): Out line.
5708 (REDO_SECTION_INFO_P): New.
5709 (STRIP_NAME_ENCODING): New.
5710 (ASM_OUTPUT_LABELREF): New.
5711 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5712 (PREDICATE_CODES): Update.
5713 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5714 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5715 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5716 builtin_setjmp_receiver_er, exception_receiver_1_er,
5717 call_value_osf_1_er): New patterns.
5718 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5719 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5720 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5721 (FINAL_PRESCAN_INSN): New.
5723 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5725 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5727 2001-09-08 Andreas Jaeger <aj@suse.de>
5729 * i386.h (TARGET_SWITCHES): Fix description.
5731 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5733 * rs6000.c (num_insns_constant): Compute number of instructions
5736 * doc/install.texi: Explain AIX exception handling work-around.
5737 Update URL for AIX fixes.
5739 2001-09-07 Jim Wilson <wilson@redhat.com>
5741 * alias.c (clear_reg_alias_info): New.
5742 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5743 * rtl.h (clear_reg_alias_info): Declare.
5745 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5747 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5749 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5750 (m16m,edivm,emulm): Change declaration to match definition.
5752 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5754 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5755 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5758 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5760 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5761 which have no corresponding C type.
5762 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5763 the representation of 64-bit doubles to work with 64-bit ints.
5765 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5767 * config/mips/mips.c (override_options): Do not override ISA when ABI
5768 specified if MIPS_CPU_STRING_DEFAULT was specified.
5770 2001-09-07 Richard Henderson <rth@redhat.com>
5772 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5773 (express_from_1): Wrap lines.
5774 * rtlanal.c (commutative_operand_precedence): Rename from
5775 operand_preference; export.
5776 * rtl.h: Declare it.
5777 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5778 (simplify_binary_operation): Invoke simplify_plus_minus on
5779 (CONST (PLUS ...)) as well.
5780 (struct simplify_plus_minus_op_data): New.
5781 (simplify_plus_minus_op_data_cmp): New.
5782 (simplify_plus_minus): Use them. Avoid infinite recursion with
5783 simplify_binary_operation wrt CONST.
5785 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5787 * h8300-protos.h (general_operand_dst_push): Remove.
5788 * h8300.c (general_operand_dst_push): Likewise.
5789 * h8300.h (OK_FOR_T): Likewise.
5790 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5791 * h8300.md (pushqi_h8300): New.
5792 (pushqi_h8300hs): Likewise.
5794 (pushhi_h8300): Likewise.
5795 (pushhi_h8300hs): Likewise.
5798 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5800 * genattrtab.c (attr_printf): First arg is unsigned.
5801 Clean up formatting of callers.
5803 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5805 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5808 2001-09-07 Andreas Jaeger <aj@suse.de>
5810 * i386.h (TARGET_SWITCHES): Fix descriptions.
5812 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5814 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
5816 2001-09-06 Ira Ruben <ira@apple.com>
5818 Remove OP_IDENTIFIER.
5819 * tree.def (OP_IDENTIFIER): Remove.
5820 * tree.c (tree_node_kind enum): Remove op_id_kind.
5821 (tree_node_kind_names): Remove "op_identifiers".
5822 (make_node): Remove OP_IDENTIFIER test.
5823 (build_op_identifier): Removed because it isn't being used.
5824 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
5825 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
5827 2001-09-06 Richard Henderson <rth@redhat.com>
5829 * simplify-rtx.c (simplify_binary_operation): Revert last change.
5831 2001-09-06 Richard Henderson <rth@redhat.com>
5833 * simplify-rtx.c (simplify_binary_operation): Simplify contents
5836 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5838 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
5839 number used for CR register.
5841 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5842 Joern Rennecke (amylaar@cygnus.com)
5844 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
5845 * h8300.c (initial_offset): Handle offset between RP and FP.
5846 (h8300_return_addr_rtx): New function.
5847 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
5849 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
5850 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5851 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
5852 (CAN_ELIMINATE, REGISTER_NAMES):
5853 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
5855 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
5857 Remove TYPE_NONCOPIED_PARTS.
5858 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
5859 (struct tree_type): Remove noncopied_parts.
5860 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
5861 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
5862 (fixed_type_p): Remove.
5863 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
5864 (expand_expr, MODIFY_EXPR): Likewise.
5865 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
5866 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
5868 2001-09-06 Alan Modra <amodra@bigpond.net.au>
5870 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
5872 (mask64_operand): Likewise.
5873 (includes_rldic_lshift_p): Likewise.
5874 (includes_rldicr_lshift_p): Likewise.
5876 2001-09-05 Ziemowit Laski <zlaski@apple.com>
5878 * objc/objc-act.c (build_message_expr): If a class method cannot
5879 be found, do not issue a warning if a corresponding instance
5880 method exists in the root class.
5882 2001-09-05 Richard Henderson <rth@redhat.com>
5884 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
5886 2001-09-05 Zack Weinberg <zack@codesourcery.com>
5888 * function.c (ggc_mark_struct_function): Mark f->outer.
5889 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
5890 * integrate.c (output_inline_function): ... not here.
5892 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5894 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
5896 * i386.c (size_cost): New static variable.
5897 (override_function): Use size_cost when -Os is specified.
5899 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
5900 properly; Use current_function_calls_eh_return.
5901 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
5902 use leave to avoid dependency chain.
5904 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
5905 get BB loop_depth instead of computing it from LOOP notes.
5907 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
5909 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5911 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5912 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5913 UNALIGNED_DOUBLE_INT_ASM_OP): Define
5915 2001-09-05 Jeffrey A Law (law@cygnus.com)
5916 Jason Merrill (jason@redhat.com)
5918 * stor-layout.c (layout_type): Complain if an array's size can
5919 not be represented in a size_t.
5921 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
5923 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
5925 * gcc.c: (process_command) Add parentheses around assignment
5926 used as truth value.
5928 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5930 * config/mips/mips.c (save_restore_insns): Don't mark any register
5931 save slots as unchanging if current_function_calls_eh_return.
5933 2001-09-05 Richard Henderson <rth@redhat.com>
5935 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
5936 * config/alpha/alpha-protos.h: Declare it.
5937 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
5938 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
5939 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
5940 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
5941 (REG_OK_FOR_BASE_P): Select one of the above.
5943 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5945 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
5946 (crti.o): Prefix name of object file with $(T).
5949 2001-09-05 David S. Miller <davem@redhat.com>
5951 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5952 * config/sparc/linux64.h: Likewise.
5954 2001-09-05 Andreas Jaeger <aj@suse.de>
5956 * doc/invoke.texi (i386 Options): -mwide-multiply is not
5957 available anymore, remove the documentation.
5958 (i386 Options): Fix typo, cleanup index entries.
5960 * prefix.c (concat): Remove, we can use the version from liberty.
5962 2001-09-05 Richard Henderson <rth@redhat.com>
5964 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
5965 New functions split out of md file expanders.
5966 * config/alpha/alpha-protos.h: Declare them.
5967 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
5969 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
5971 * cppmacro.c (funlike_invocation_p): No need to restore context.
5973 2001-09-04 Richard Henderson <rth@redhat.com>
5975 * reload.c (push_reload): Export.
5976 * reload.h (push_reload): Declare it.
5978 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
5979 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5980 * config/alpha/alpha.c (alpha_legitimize_address): New.
5981 (alpha_legitimize_reload_address): Likewise.
5982 * config/alpha/alpha-protos.h: Declare them.
5984 2001-09-04 Stan Shebs <shebs@apple.com>
5986 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
5987 * config/darwin.c (machopic_stub_name): Account for internally
5988 generated lib calls such as memcpy.
5990 2001-09-04 Richard Henderson <rth@redhat.com>
5992 * unwind.h (_UA_END_OF_STACK): New flag.
5993 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
5995 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5997 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
5999 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
6001 * config/mips/mips.c (save_restore_insns): Change base_offset to
6002 fp_offset in second call to mips_emit_frame_related_store.
6004 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
6006 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
6007 sometimes be represented as a NOTE of type
6008 NOTE_INSN_DELETED_LABEL.
6009 (Insns): Document NOTE_INSN_DELETED_LABEL.
6011 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
6013 * c-common.h (tree_dump_index): Add more comments.
6014 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
6015 (dump_option_value_info): New struct.
6016 (dump_options): New array.
6017 (dump_switch_p): Parse switch options symbolically.
6018 * doc/invoke.texi (-fdump-ast): Rename to ...
6019 (-fdump-tree): ... here. Document that options are symbolic, and
6020 not all are applicable.
6022 2001-09-04 David S. Miller <davem@redhat.com>
6024 * config/sparc/sparc.md (define_splits): Kill constraints.
6026 Cleanup redundant and unused insn attributes.
6027 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
6028 binary, and move. Mark ialu as default.
6029 (commented out define_function_unit "alu"): Kill.
6030 (define_attr "use_clobbered"): Kill.
6031 (whole file): Kill address insn type references. Replace
6032 all unary/binary/move references with ialu.
6033 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
6034 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
6037 Simplify length insn attribute and make more judicious use
6038 of insn attribute defaulting.
6039 * config/sparc/sparc.md (all insns with length > one): Mark as
6040 insn type multi if real instructions, else use default if
6041 it is a forced splitter.
6042 (all insns with length == one): Use default insn length.
6043 (all insns of type ialu): Use default insn type.
6045 Fix erroneous insn attribute settings.
6046 (addx): Set insn type to misc.
6047 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
6048 const_umulsidi3_sp64): Set insn type to imul.
6050 Track SFmode vs DFmode insns according to UltraSPARC
6052 * config/sparc/sparc.md ("fptype"): New attribute, default
6054 (all DFmode single insns): Mark as fptype "double".
6056 2001-09-03 Jakub Jelinek <jakub@redhat.com>
6058 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
6060 2001-09-03 Richard Henderson <rth@redhat.com>
6062 * function.h (struct function): Add arg_pointer_save_area_init.
6063 * function.c (expand_function_end): Init arg_pointer_save_area.
6064 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
6065 when called from a nested function.
6067 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
6069 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
6072 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6074 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
6076 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
6078 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
6079 (emit_push_insn): Use specified padding direction when
6080 STACK_PUSH_CODE is POST_INC.
6082 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
6084 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6086 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
6088 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
6090 * cppinit.c (cpp_start_read): Free the imacros list as we
6091 traverse it. Don't free the chains before returning.
6092 (_cpp_push_next_buffer): Only try pushing buffers if we've
6093 completed -imacros handling.
6095 2001-08-31 Eric Christopher <echristo@redhat.com>
6097 * gcc.c (handle_braces): Add explaination for abort.
6099 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
6101 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
6102 move adjustment of bitpos instead.
6104 2001-08-31 Zack Weinberg <zack@codesourcery.com>
6106 * function.c: Remove all_functions. Make outer_function_chain
6108 (init_function_start): Don't add new function structure to
6110 (find_function_data, push_function_context_to,
6111 pop_function_context_from, put_var_into_stack,
6112 trampoline_address): Update for changed structure element names.
6113 (push_function_context_to): Disentangle.
6114 (free_after_compilation): Also free F.
6115 (expand_dummy_function_end): Don't free cfun here.
6116 (put_var_into_stack): Comment why we can't use find_function_data here.
6117 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
6118 (mark_function_chain): Split into maybe_mark_struct_function and
6119 ggc_mark_struct_function. Export the latter.
6120 (init_function_once): Mark from cfun and outer_function_chain;
6123 * function.h (struct function): Kill next_global. Rename next
6124 to outer. All users updated to match.
6125 (all_functions, outer_function_chain): Don't declare.
6127 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
6128 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
6129 don't touch f->inlinable, after calling rest_of_compilation.
6131 * tree.h: Forward-declare struct function. Prototype
6132 ggc_mark_struct_function.
6134 2001-08-31 Kazu Hirata <kazu@hxi.com>
6136 * config/h8300/h8300.md (*andorhi3): Fix typos.
6138 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6140 * calls.c (emit_library_call_value): Don't use a fixed
6141 argument after VA_CLOSE, i.e. out of scope in traditional C.
6143 * emit-rtl.c (gen_rtvec): Likewise.
6145 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6147 * Makefile.in (c-pragma.o): Depend on output.h.
6148 (reorg.o): Depend on except.h.
6150 * c-pragma.c: Include output.h.
6152 * reorg.c: Include except.h.
6154 * unwind-dw2.c: Call __builtin_alloca, not alloca.
6156 2001-08-31 Richard Henderson <rth@redhat.com>
6158 * sched-deps.c (add_dependence): Don't elide dependency if the
6159 conditional used by insn is modified in elem.
6161 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
6163 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
6165 2001-08-31 Diego Novillo <dnovillo@redhat.com>
6167 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
6170 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6172 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
6174 (stormy16_asm_out_constructor): New function.
6175 (TARGET_ASM_CONSTRUCTOR): Define.
6176 (TARGET_ASM_DESTRUCTOR): Define.
6178 2001-08-31 Andreas Jaeger <aj@suse.de>
6180 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
6181 * loop.c (add_label_notes): Likewise.
6182 * reload.c (find_reloads): Likewise.
6183 * config/sh/sh.c (machine_dependent_reorg): Likewise.
6185 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
6187 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
6188 code here. Take _Unwind_{W,Sw}ord*.
6189 (read_encoded_value_with_base): Use them.
6190 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
6192 (extract_cie_info): Simplify read_?leb128 handling.
6193 (execute_stack_op, execute_cfa_program): Likewise.
6194 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
6196 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6198 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
6199 the frame pointer to pop the stack if convenient.
6201 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
6202 Don't use post-increment before combine.
6203 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
6204 a call-saved register.
6206 2001-08-31 Andreas Jaeger <aj@suse.de>
6208 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
6211 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
6213 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
6214 not DIV/MOD, of course.
6216 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
6218 * rtl.def: Undo my patch commited 2001-08-27.
6220 * genattrtab.c: Ditto.
6224 * sched-int.h: Ditto.
6226 * target-def.h: Ditto.
6230 * haifa-sched.c: Ditto.
6232 * sched-rgn.c: Ditto.
6234 * sched-vis.c: Ditto.
6236 * Makefile.in: Ditto.
6238 * doc/md.texi: Ditto.
6240 * doc/tm.texi: Ditto.
6242 * doc/contrib.texi: Ditto.
6244 * doc/gcc.texi: Ditto.
6246 * genattrtab.h: Remove it.
6248 * genautomata.c: Remove it.
6250 * genattr.c: Undo my patch and Richard Henderson's patch commited
6253 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
6255 * config.gcc (h8300-*-elf*): New case.
6256 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
6257 (SUBTARGET_CPP_SPEC): Define.
6258 (EXTRA_SPECS): Define.
6259 (SUBTARGET_EXTRA_SPECS): Define.
6260 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
6261 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
6263 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
6265 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
6266 (LIB2FUNCS_EXTRA): Define.
6267 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
6268 config/h8300/fixunssfsi.c: New file.
6270 2001-08-30 Kazu Hirata <kazu@hxi.com>
6272 * config/h8300/h8300.md (zero_extendqihi2): Changes to
6273 define_expand to accommodate target-specific attributes.
6274 (anonymous zero_extendqihi2 patterns): New.
6276 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
6278 * h8300.md (*andorhi3): New pattern.
6280 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
6282 * h8300.c (dosize): Fix test for "sub".
6284 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
6286 * c-typeck.c (pointer_diff): Try to eliminate common term before
6289 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
6291 * config/arm/arm.c (arm_compute_initial_elimination_offset):
6292 Account for the saves of the FP registers.
6294 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
6295 (TEXT_SECTION_ASM_OP): Define.
6296 (INIT_SECTION_ASM_OP): Define.
6297 (FINI_SECTION_ASM_OP): Define.
6298 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
6299 (RDATA_SECTION_FUNCITON): Provide prototype.
6301 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
6303 * reload1.c (move2add_note_store): Correct typo checking for
6306 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
6308 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
6309 note should not be considered outside the libcall block.
6311 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6313 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
6315 2001-08-29 Kazu Hirata <kazu@hxi.com>
6317 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
6319 2001-08-29 Kazu Hirata <kazu@hxi.com>
6321 * config/h8300/h8300-protos.h: Add a prototype for
6323 * config/h8300/h8300.c (emit_logical_op): New.
6324 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
6331 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
6333 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
6334 comparison with rtx INTVAL.
6335 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
6337 * pa.h (FUNCTION_ARG_SIZE): Likewise.
6339 2001-08-29 Kazu Hirata <kazu@hxi.com>
6341 * config/h8300/lib1funcs.asm: Update the copyright. Fix
6344 2001-08-29 Kazu Hirata <kazu@hxi.com>
6346 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
6347 (reg n) to (mem (pre_dec (reg n))
6348 (anonymous movsi pattern): Likewise.
6350 2001-08-29 Kazu Hirata <kazu@hxi.com>
6352 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
6354 2001-08-29 Kazu Hirata <kazu@hxi.com>
6356 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
6357 several special constants.
6359 2001-08-29 Kazu Hirata <kazu@hxi.com>
6361 * config/h8300/lib1funcs.asm: Fix comment typos.
6363 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6365 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
6366 Fix format specifier warnings.
6368 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
6369 inet_makeaddr, semctl): Prototype.
6371 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
6372 (save_restore_insns): Use base_offset, not gp_offset.
6374 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6375 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6377 2001-08-29 Richard Henderson <rth@redhat.com>
6379 * bb-reorder.c (function_tail_eff_head): New.
6380 (record_effective_endpoints): Set it.
6381 (fixup_reorder_chain): Use it.
6383 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6385 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6387 2001-08-28 Dale Johannesen <dalej@apple.com>
6389 * config/darwin.c (machopic_function_base_name): Add const
6390 qualifier to a string.
6391 (darwin_encode_section_info): Ditto.
6393 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6395 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6396 function definition.
6398 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6400 * df.h (struct df): Add rts_order variable.
6402 * df.c (df_visit_next_rts): New function.
6403 (df_visit_next): Renamed to df_visit_next_rc
6404 (df_analyse_1): Allocate/compute/free rts_order as well.
6405 (df_rd_global_compute): Use df_visit_next_rc instead of
6407 (df_ru_global_compute): Use df_visit_next_rts instead of
6410 * flow.c (flow_reverse_top_sort_order_compute): New function.
6412 * basic-block.h: Add prototype.
6414 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6416 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6417 blocks, the BB_REACHABLE is now set, rather than aux being
6418 non-NULL. Update the test to reflect this.
6420 2001-08-28 Eric Christopher <echristo@redhat.com>
6422 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6423 config/mips/crti.asm: Ditto.
6425 2001-08-28 Eric Christopher <echristo@redhat.com>
6426 Richard Henderson <rth@redhat.com>
6428 * c-pragma.h (add_weak): Move prototype from here...
6429 * output.h (add_weak): ... to here.
6430 * varasm.c (add_weak): Fix typo.
6431 * config/mips/crti.asm: New file.
6432 * config/mips/crtn.asm: Ditto.
6433 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6434 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6435 (INVOKE__main): Ditto.
6436 (INIT_SECTION_ASM_OP): New.
6437 (FINI_SECTION_ASM_OP): Ditto.
6438 (STARTFILE_SPEC): Add crti.
6439 (ENDFILE_SPEC): Add crtn.
6440 * config/mips/elf64.h: Same.
6441 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6443 * config/mips/vxworks.h: Ditto.
6444 * config/mips/t-elf: Support crti and crtn.
6446 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6448 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6451 2001-08-28 Richard Henderson <rth@redhat.com>
6453 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6454 (one_cmplbi2 splitter): Remove redundant test.
6456 2001-08-28 Dale Johannesen <dalej@apple.com>
6458 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6460 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6462 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6464 2001-08-28 Stan Shebs <shebs@apple.com>
6466 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6467 (UNALIGNED_SHORT_ASM_OP): Define.
6468 (UNALIGNED_INT_ASM_OP): Define.
6470 2001-08-28 Will Cohen <wcohen@redhat.com>
6472 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6473 generation for first set.
6475 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6477 * flow.c (redirect_edge_succ_nodup): Return new edge.
6478 (try_simplify_condjump): Use new edge.
6479 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6481 * cse.c (cse_basic_block): Skip note instructions.
6483 2001-08-27 Richard Henderson <rth@redhat.com>
6485 * combine.c (combine_simplify_rtx): Don't reverse condition
6486 if there is no reverse for the condition.
6487 (simplify_comparison): Don't simplify subregs from INT to FP.
6489 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6490 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6491 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6492 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6493 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6494 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6496 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6498 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6499 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6501 (adddi_dilshr32, adddi_dishl32): Only data register can be
6502 source for mem destination.
6504 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6505 and use bitnum to decide about register move.
6507 2001-08-27 Richard Henderson <rth@redhat.com>
6509 * genattr.c (main): Emit state_t even when not doing scheduling.
6511 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6512 Richard Henderson <rth@redhat.com>
6514 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6515 (reg_avail_info, current_bb): ... these.
6516 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6517 (compute_hash_table): Likewise.
6519 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6521 * flow.c (verify_flow_info): Use checksums to verify edges.
6523 2001-08-27 Richard Henderson <rth@redhat.com>
6525 * genautomata.c (expand_automata): Always create a description.
6527 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6529 * optabs.c (expand_binop): Correctly handle the carry in multiword
6530 add/subtract operations.
6532 2001-08-27 Fred Fish <fnf@be.com>
6534 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6537 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6539 * reload.c (find_reloads_toplev): Back out this change:
6541 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6543 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6544 mem if the address is a mode_dependent_address_p.
6546 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6548 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6549 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6550 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6553 * genattr.c (main): New variable num_insn_reservations. Increase
6554 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6555 pipeline hazard recognizer interface.
6557 * genattrtab.h: New file.
6559 * genattrtab.c: Include genattrtab.h.
6560 (attr_printf, check_attr_test, make_internal_attr,
6561 make_numeric_value): Move protypes into genattrtab.h. Define them
6563 (num_dfa_decls): New global variable.
6564 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6565 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6566 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6567 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6569 * genautomata.c: New file.
6571 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6573 * sched-int.h: (curr_state): Add the external definition for
6574 automaton pipeline interface.
6575 (haifa_insn_data): Add comments for members blockage and units.
6577 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6578 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6579 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6580 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6581 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6582 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6583 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6585 (TARGET_SCHED): Use the new macros.
6587 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6588 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6589 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6590 dfa_bubble): New members in gcc_target.sched.
6592 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6593 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6594 (insn_queue): Redefine it as pointer to array.
6595 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6597 (max_insn_queue_index_macro_value): New variable.
6598 (curr_state, dfa_state_size, ready_try): New varaibles for
6599 automaton interface.
6600 (ready_element, ready_remove, max_issue): New function prototypes
6601 for automaton interface.
6602 (choose_ready): New function prototype.
6603 (insn_unit, blockage_range): Add comments.
6604 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6605 FUNCTION_UNITS_SIZE == 0.
6606 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6607 actual_hazard, potential_hazard): Add comments.
6608 (insn_cost): Use cost -1 as undefined value. Remove
6609 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6611 (ready_element, ready_remove): New functions for automaton
6613 (schedule_insn): Add new code for automaton pipeline interface.
6614 (queue_to_ready): Add new code for automaton pipeline interface.
6615 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6616 (debug_ready_list): Print newline when the queue is empty.
6617 (max_issue): New function for automaton pipeline interface.
6618 (choose_ready): New function.
6619 (schedule_block): Add new code for automaton pipeline interface.
6620 Print ready list before scheduling each insn.
6621 (sched_init): Add new code for automaton pipeline interface.
6622 Initiate insn cost by -1.
6623 (sched_finish): Free the current automaton state and finalize
6624 automaton pipeline interface.
6626 * sched-rgn.c: Include target.h.
6627 (init_ready_list, new_ready, debug_dependencies): Add new code for
6628 automaton pipeline interface.
6630 * sched-vis.c: Include target.h.
6631 (get_visual_tbl_length): Add code for automaton interface.
6632 (target_units, print_block_visualization): Add comments.
6634 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6635 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6636 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6637 (getruntime.o, genautomata.o): New entries.
6638 (genattrtab.o): Add new dependency file genattrtab.h.
6639 (genattrtab): Add new dependencies. Link it with `libm.a'.
6640 (getruntime.o, hashtab.o): New entries for canadian cross.
6642 * doc/md.texi: Description of automaton based model.
6644 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6646 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6647 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6648 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6649 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6650 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6651 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6652 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6654 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6655 MAX_DFA_ISSUE_RATE): New macro descriptions.
6657 * doc/contrib.texi: Add dfa based scheduler contribution.
6659 * doc/gcc.texi: Add more information about genattrtab.
6661 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6663 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6666 2001-08-27 Richard Henderson <rth@redhat.com>
6668 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6669 (get_arg_pointer_save_area): New. Create an init it here.
6670 (fix_lexical_addr): Use it.
6671 * function.h: Declare it.
6672 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6673 * stmt.c (expand_nl_goto_receiver): Use it.
6675 2001-08-27 Richard Henderson <rth@redhat.com>
6677 * final.c (final_scan_insn): Don't enter APP_ON mode for
6680 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6681 alignment for assemble_integer for DW_EH_PE_aligned.
6682 * except.c (output_function_exception_table): Likewise.
6684 2001-08-26 Andreas Jaeger <aj@suse.de>
6686 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6688 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6690 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6692 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6694 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6696 (mask64_operand): Likewise.
6697 (rldic_operand): Delete.
6698 (includes_lshift64_p): Delete.
6699 (includes_rldic_lshift_p): New function.
6700 (includes_rldicr_lshift_p): New function.
6701 (print_operand): Don't call rldic_operand in case 'W'.
6702 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6703 (includes_lshift64_p): Remove.
6704 (includes_rldic_lshift_p): Declare.
6705 (includes_rldicr_lshift_p): Declare.
6706 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6707 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6708 Replace match_operand rldic_operand predicate with
6709 const_int_operand. Replace includes_lshift64_p condition with
6710 includes_rldic_lshift_p.
6711 <ashldi3_internal 64 bit rldicr patterns>: New.
6713 2001-08-27 Andreas Jaeger <aj@suse.de>
6715 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6716 * errors.c: Likewise.
6717 * final.c: Likewise.
6718 * dwarf2asm.c: Likewise.
6719 * doprint.c (checkit): Likewise.
6720 * diagnostic.c: Likewise.
6721 * collect2.c: Likewise.
6722 * calls.c: Likewise.
6723 * c-semantics.c (build_stmt): Likewise.
6724 * c-format.c (status_warning): Likewise.
6725 * c-errors.c (pedwarn_c99): Likewise.
6726 * builtins.c (validate_arglist): Likewise.
6727 * config/pj/pj.c (pj_printf): Likewise.
6728 * fix-header.c: Likewise.
6730 * gcov.c (fnotice): Likewise.
6731 * gensupport.c (message_with_line): Likewise.
6732 * mips-tfile.c: Likewise.
6733 * protoize.c (notice): Likewise.
6734 * read-rtl.c (fatal_with_file_and_line): Likewise.
6735 * rtl-error.c: Likewise.
6736 * tradcpp.c: Likewise.
6738 * cp/tree.c (build_min_nt): Likewise.
6739 (build_min): Likewise.
6740 * cp/lex.c: Likewise.
6741 * cp/errfn.c: Likewise.
6742 * cp/rtti.c (create_pseudo_type_info): Likewise.
6744 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6746 * df.c (df_uses_record): Return after recording all uses
6749 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6751 * df.c (df_insn_modify): Realloc the INSN table here, if
6752 necessary, here, too.
6754 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6756 * config/mips/mips.c (mips_function_value): Handle complex return
6759 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6761 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6763 * reload.c (make_memloc): Copy result if it is still
6764 reg_equiv_memory_loc[regno] on return.
6765 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6766 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6767 reg_equiv_mem are modified by the substitutions.
6769 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6771 * predict.c (expensive_function_p): New.
6772 * rtl.h (expensive_function_p): Declare.
6773 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6774 (use_fast_prologue_epilogue): New static variable.
6775 (expand_prologue): Set it; emit short prologues if unset.
6776 (expand_epilogue): Likewise.
6778 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6780 * config.gcc: Add stormy16-*-elf case.
6781 * config/stormy16/stormy-abi: New file.
6782 * config/stormy16/stormy16-lib2.c: New file.
6783 * config/stormy16/stormy16-protos.h: New file.
6784 * config/stormy16/stormy16.c: New file.
6785 * config/stormy16/stormy16.h: New file.
6786 * config/stormy16/stormy16.md: New file.
6787 * config/stormy16/t-stormy16: New file.
6789 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6791 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6793 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6795 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6796 descriptor members are pointer size, not constant 4.
6797 * config/rs6000/rs6000.md (define_splits): Remove more unused
6800 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6802 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6804 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6806 * cp/rtti.c (VPARAMS): Fix parameter.
6808 2001-08-24 Zack Weinberg <zackw@panix.com>
6810 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
6812 (mode_for_extraction): No need for #ifdefs. Add default-case abort
6814 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
6815 in if controlling use of insv.
6816 (extract_bit_field): Likewise, for extv and extzv.
6818 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
6820 * i386.md (movcc peep2): Fix load of 0.
6822 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6824 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
6825 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
6827 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
6829 * c-pragma.h: Move weak_syms and weak_decls...
6830 * varasm.c: ...here. Now static.
6831 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
6832 depend on HANDLE_PRAGMA_WEAK.
6834 * c-common.c (c_alignof, c_alignof_expr): Move here...
6835 * c-typeck.c: ...from here.
6836 * c-tree.h, c-common.h: Adjust.
6838 2001-08-23 Bernd Schmidt <bernds@redhat.com>
6840 * config/ia64/ia64.c (rws_update): If !pred, set write_count
6841 instead of incrementing it.
6843 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
6844 asm ready, don't try to move them all into the same array element.
6846 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6848 * function.c (thread_prologue_and_epilogue_insns): Avoid
6849 fallthru flag on edge to exit.
6851 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
6853 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
6856 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6858 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
6859 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
6860 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
6863 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6865 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
6866 replace "GNU CC" with "GCC".
6868 2001-08-23 Richard Henderson <rth@redhat.com>
6870 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
6871 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
6872 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
6873 Need GR between FR and not GR_AND_FR.
6874 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
6875 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
6876 AR regs before GR regs.
6877 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6878 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
6879 (REGISTER_MOVE_COST): Update.
6880 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
6882 2001-08-23 Richard Henderson <rth@redhat.com>
6884 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
6887 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6889 * reload1.c (emit_reload_insns): Don't look for notes
6890 on a NULL store_insn.
6892 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6894 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
6895 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
6896 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
6897 format specifier warnings.
6898 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
6900 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
6902 * config/i386/i386-protos.h: Correct declaration of
6903 i386_pe_asm_named_section.
6905 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
6907 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
6909 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6911 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6913 * cpperror.c (print_location): Don't show _Pragma.
6914 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
6915 and file change callback generation here.
6916 (stack_include_file): Update use of cpp_push_buffer.
6917 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
6918 (struct cpp_buffer): Remove type, pfile members.
6919 * cppinit.c (cpp_handle_option): Use free_chain.
6920 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
6921 (skip_escaped_newlines, get_effective_char, lex_percent): Take
6922 a cpp_reader rather than a cpp_buffer.
6923 (skip_escaped_newlines, get_effective_char, skip_block_comment,
6924 skip_line_comment, parse_string, lex_percent, lex_dot,
6925 _cpp_lex_token): Update accordingly.
6926 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
6928 (cpp_push_buffer): Update prototype.
6929 (run_directive): Update use of cpp_push_buffer.
6930 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
6931 handle_assertion): Update use of run_directive.
6932 * cpplib.h (enum cpp_buffer_type): Remove.
6933 (cpp_push_buffer): Update prototype.
6934 * fix-header.c (read_scan_file): Update.
6936 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6938 * gcc.c (struct prefix_list): Change prefix to const char *.
6940 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6942 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
6944 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
6946 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
6949 * jump.c (squeeze_notes): Take parms by reference. Handle END being
6952 * ifcvt.c (dead_or_predicable): Adjust.
6953 * loop.c (find_and_verify_loops): Adjust.
6954 * stmt.c (expand_end_case): Adjust.
6955 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
6956 head and end insn pointers in the basic block, not just local copies.
6957 (merge_blocks_move_predecessor_nojumps): Likewise.
6959 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
6961 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
6962 bitmap.h, builtin-types.def, builtins.c, builtins.def,
6963 c-aux-info.c, c-common.c, c-common.def, c-common.h,
6964 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
6965 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
6966 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
6967 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
6968 conditions.h, config.gcc, configure.frag, configure.in,
6969 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
6970 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
6971 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
6972 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
6973 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
6974 emit-rtl.c, errors.c, errors.h, except.c, except.h,
6975 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
6976 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
6977 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
6978 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
6979 gencheck.c, gencodes.c, genconfig.c, genemit.c,
6980 genextract.c, genflags.c, gengenrtl.c, genmultilib,
6981 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
6982 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
6983 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
6984 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
6985 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
6986 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
6987 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
6988 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
6989 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
6990 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
6991 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
6992 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
6993 params.h, predict.c, predict.def, predict.h, prefix.c,
6994 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
6995 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
6996 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
6997 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
6998 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
6999 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
7000 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
7001 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
7002 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
7003 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
7004 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
7005 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
7006 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
7007 xcoffout.h: replace "GNU CC" with "GCC".
7009 2001-08-21 Richard Henderson <rth@redhat.com>
7011 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
7012 (final_scan_insn): Consider jump tables data even if we have no
7013 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
7015 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
7016 (ASM_OUTPUT_CASE_END): Remove.
7017 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
7018 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
7019 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
7021 2001-08-21 Richard Henderson <rth@redhat.com>
7023 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
7024 at barrier insns. Emit stop bits before barriers.
7026 * flow.c (flow_find_cross_jump): Don't consider unconditional
7027 return insns for commoning.
7029 * final.c (compute_alignments): Fix typo.
7031 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
7032 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
7033 (store_bit_field): Use mode_for_extraction more places.
7034 (extract_bit_field): Likewise.
7036 2001-08-21 Zack Weinberg <zackw@panix.com>
7038 * caller-save.c: Don't include insn-codes.h.
7039 (reg_save_code, reg_restore_code): Make arrays of int.
7040 All uses updated to match.
7041 (insert_save, insert_restore): No need to initialize "code"
7042 variable upon declaration.
7043 * Makefile.in: update dependencies; fix typo in clean rule.
7045 2001-08-21 Richard Henderson <rth@redhat.com>
7047 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
7048 (merge_if_block): Handle fallout from same.
7050 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7052 * builtins.c (type_to_class): Fix typo in last change.
7054 2001-08-21 Richard Henderson <rth@redhat.com>
7056 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
7057 ia64_asm_output_label.
7059 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
7060 copy of gp while the real gp register contains garbage.
7062 2001-08-21 Zack Weinberg <zackw@panix.com>
7064 * expmed.c (mode_for_extraction): New function.
7065 (store_bit_field, extract_bit_field): Use it.
7066 * expr.h: Prototype it and provide an enum for its first argument.
7068 * combine.c, function.c, recog.c: Don't include insn-codes.h.
7069 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
7070 and digging through the insn_data tables.
7071 * Makefile.in: Update dependencies.
7073 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7075 * cppfiles.c (stack_include_file): line-map.c now handles include
7077 (handle_missing_handler): Similarly.
7078 (_cpp_execute_include): Similarly.
7079 (_cpp_pop_file_buffer): Similarly.
7080 * cpphash.h (struct cpp_reader): Remove system_include_depth,
7081 buffer_stack_depth and include_depth.
7082 * cpplib.c (do_include_common): line-map.c now handles include depth.
7083 (cpp_push_buffer): Similarly.
7084 (_cpp_pop_buffer): Similarly.
7085 * cppmacro.c (builtin_macro): Update.
7086 * line-map.c (init_line_maps): Set depth.
7087 (add_line_map): Increment "used" earlier. Update and use the
7089 (trace_include): Use the include depth.
7090 * line-map.h (struct line_maps): New member depth.
7092 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7094 * cppfiles.c (stack_include_file): Don't handle -H here.
7095 * cppinit.c (cpp_start_read): Set include tracing after
7096 cpp_post_options and after stacking the main file.
7097 * line-map.c (trace_include): New.
7098 (init_line_maps, add_line_map): Update.
7099 * line-map.h (struct line_maps): New member trace_includes.
7101 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7103 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
7104 * cppfiles.c (stack_include_file): Only stack a file if there
7105 is something to do. Return a boolean indicating whether a
7106 buffer was stacked or not.
7107 (_cpp_execute_include): Similarly.
7108 (_cpp_read_file): Similarly.
7109 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
7111 2001-08-21 Sam Steingold <sds@gnu.org>
7113 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
7114 (RECACHE): keep obufp_before_macroname up to date
7116 2001-08-21 Zack Weinberg <zackw@panix.com>
7118 * stmt.c: Don't include insn-codes.h.
7119 (expand_end_case): Machine specific logic moved to expr.c.
7120 No need to worry about __builtin_classify_type.
7121 (check_for_full_enumeration_handling, emit_case_nodes):
7124 * builtins.o (expand_builtin_classify_type): Split up so code
7125 can be shared with fold_builtin_classify_type.
7126 (type_to_class, fold_builtin_classify_type): New functions.
7127 (fold_builtins): Handle __builtin_classify_type.
7129 * expr.c (do_tablejump): Now static.
7130 (case_values_threshold, try_casesi, try_tablejump): New;
7131 code mostly from stmt.c (expand_end_case).
7132 (expr.h): Update prototypes.
7134 * Makefile.in (stmt.o): Update dependencies.
7136 2001-08-21 Will Cohen <wcohen@redhat.com>
7138 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
7139 declaration of variable i.
7140 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
7141 declaration of variable i.
7143 2001-08-21 Richard Henderson <rth@redhat.com>
7145 * crtstuff.c: Fix thinko last change. Move list tails to start
7146 of CRT_END section. Tidy ifdefs.
7147 (__EH_FRAME_BEGIN__): Always static for ELF.
7148 (__do_global_ctors_1): Rename from __frame_dummy.
7149 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
7150 name change; don't hide __EH_FRAME_BEGIN__.
7152 2001-08-21 Richard Henderson <rth@redhat.com>
7154 * gdbinit.in: Move break on exit after break on fancy_abort.
7156 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
7159 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7161 * cpphash.h (_cpp_push_next_buffer): New.
7162 * cppinit.c (do_includes): Remove.
7163 (push_include, free_chain, _cpp_push_next_buffer): New.
7164 (cpp_start_read): Use them to rework command line option handling.
7165 (cpp_handle_option): Combine handling of -include and -imacros.
7166 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
7167 appropriate. Always insert missing \n at EOF.
7168 * cpplib.c (start_directive): Get the directive position right.
7169 * cppmain.c (cb_file_change): Always print the first line, unless
7172 2001-08-20 Andreas Jaeger <aj@suse.de>
7174 * profile.c (compute_branch_probabilities): Remove extra new-line
7176 * flow.c (verify_flow_info): Likewise.
7178 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7180 * basic-block.h (basic_block): Add new field 'flags'.
7181 (BB_REACHABLE): Define.
7182 (expunge_block): Declare.
7183 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
7184 (EXIT_BLOCK_PTR): Ditto.
7185 (expunge_block): Remove static declaration.
7186 (cleanup_cfg): Clear bb->aux on every basic block.
7187 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
7188 computing reachability.
7189 (delete_unreachable_blocks): Delete block b if b->flags has
7192 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7194 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
7196 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7198 * sparc.c (sparc_variable_issue): Fix typo in last change.
7200 2001-08-20 Richard Henderson <rth@redhat.com>
7202 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
7204 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
7206 * pa.h (RETURN_IN_MEMORY): Improve comment.
7208 2001-08-20 Janis Johnson <janis187@us.ibm.com>
7210 * doc/invoke.texi (Profiling options): Clarify the interactions
7211 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
7213 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
7215 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
7218 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7220 * gcc.c (make_relative_prefix): Allocate a sufficiently large
7223 2001-08-20 Richard Henderson <rth@redhat.com>
7225 * final.c (end_final): Fix typo last change.
7227 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
7229 * cppinit.c (init_standard_includes): The returned buffer
7230 is already malloc-ed.
7231 * gcc.c (add_prefix): Similarly.
7232 * prefix.c (translate_name): Update to support clear buffer
7234 (update_path): Similarly. Be sure to free any newly allocated
7235 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
7237 * prefix.h (update_path): Update prototype and document.
7238 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
7239 up and update to new buffer ownership rules.
7240 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
7242 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7244 * final.c (compute_alignments): New function.
7245 (init_insn_lengths): Do not care label_align.
7246 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
7247 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
7248 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
7249 (shorted_branches): Realloc label_align array; do
7250 not call init_insn_lengths; Do not care about loop alignments.
7251 * output.h (compute_alignments): Declare.
7252 * toplev.c (rest_of_compilation): Call compute_alignments.
7253 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
7255 * predict.c (block_info_def): Add npredecesors, remove nvisited;
7256 change visited to tovisit.
7257 (propagate_freq): Use faster traversing algorithm.
7258 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
7259 to tovisit; reverse meaning.
7261 * predict.c (struct block_info_def): Remove nvisited.
7262 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7263 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7265 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
7267 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
7268 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
7269 (TARGET_FUSED_MADD): New.
7270 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
7271 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
7272 the multiply-add instructions.
7274 2001-08-19 Richard Henderson <rth@redhat.com>
7276 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
7277 is aligned to pointer size.
7279 2001-08-19 Richard Henderson <rth@redhat.com>
7281 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
7282 display markers during final schedule.
7284 2001-08-19 Richard Henderson <rth@redhat.com>
7286 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
7288 2001-08-19 Richard Henderson <rth@redhat.com>
7290 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
7292 (ASM_NAME_TO_STRING): Remove.
7293 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
7294 in the same string. Remove support for expressions.
7296 2001-08-19 Richard Henderson <rth@redhat.com>
7298 * config/i386/i386.md (tablejump): Make an expander; handle
7299 pic relative addressing here.
7300 (tablejump_1): Rename from tablejump_pic.
7303 2001-08-19 Richard Henderson <rth@redhat.com>
7305 * regclass.c (fix_register): Fix typo.
7307 2001-08-18 Richard Henderson <rth@redhat.com>
7309 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
7310 (struct _Unwind_Context): Expand br_loc to hold it.
7311 (uw_frame_state_for): Handle leaf functions better.
7312 (uw_update_reg_address): Update for br_loc change.
7314 2001-08-18 Richard Henderson <rth@redhat.com>
7316 * crtstuff.c: Move list heads before code that uses them.
7317 (__JCR_LIST__): Remove initial null.
7318 (frame_dummy, __frame_dummy): Do java registration here ...
7319 (__do_global_ctors_aux): ... not here.
7321 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
7322 (__do_global_dtors_aux): Update to match.
7323 (__JCR_LIST__, __do_jv_register_classes): New.
7325 * config/ia64/crtend.asm (__JCR_END__): New.
7326 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
7327 instead of an indirect LTOFF22 reloc.
7329 2001-08-18 Richard Henderson <rth@redhat.com>
7331 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
7332 * regclass.c (init_reg_sets_1): Fix typo.
7333 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
7334 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
7335 (ia64_compute_frame_size): Make ar.unat live when in use.
7336 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
7337 for ar.pfs; remove ar.unat handling.
7338 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
7340 (PREDICATE_CODES): Add ar_pfs_reg_operand.
7341 * config/ia64/ia64-protos.h: Update decls.
7342 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
7343 (sibcall_pic): Likewise.
7345 2001-08-18 Richard Henderson <rth@redhat.com>
7347 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
7348 pred_rel_mutex when searching for insn_group_barrier.
7349 * config/ia64/ia64.md (cycle_display): Combine the expander
7352 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
7353 bit before asm as needed.
7355 2001-08-18 Richard Henderson <rth@redhat.com>
7357 * timevar.def (TV_MACH_DEP): New.
7358 * toplev.c (rest_of_compilation): Use it.
7359 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
7361 2001-08-18 Zack Weinberg <zackw@panix.com>
7363 * unwind-dw2.c (execute_stack_op): Add default aborts to
7364 the inner switches to prevent warnings.
7366 2001-08-18 Richard Henderson <rth@redhat.com>
7368 * timevar.h (struct timevar_time_def): Change element type to float.
7369 (ticks_to_msec, clocks_to_msec): Likewise.
7370 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
7371 (get_time): Likewise.
7372 (timevar_print): Adjust zero check and printing to match.
7374 2001-08-18 Zack Weinberg <zackw@panix.com>
7376 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7377 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7378 Eliminate overfull or underfull hboxes.
7380 2001-08-18 Zack Weinberg <zackw@panix.com>
7382 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7384 2001-08-18 Zack Weinberg <zackw@panix.com>
7386 * haifa-sched.c: Convert to target hooks. Macros replaced
7387 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7388 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7389 MD_SCHED_FINISH, and HAVE_cycle_display.
7390 * target-def.h (TARGET_SCHED_ADJUST_COST,
7391 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7392 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7393 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7394 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7395 New hook #defines to be overridden.
7396 (TARGET_SCHED): Bring them all together.
7397 (TARGET_INITIALIZER): Update.
7398 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7399 instead of 'struct rtx_def *' throughout.
7400 (struct sched): New set of hooks for the scheduler.
7401 * Makefile.in (haifa-sched.o): Depend on target.h.
7402 * doc/tm.texi: Document the new scheduler hooks, together in
7403 their own section, instead of scattered around.
7404 Fix a bunch of underfull/overfull hboxes.
7406 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7407 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7408 sparc.h: Don't define any of the old scheduler macros.
7410 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7411 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7412 sparc.c: Create hook functions from code extracted from
7413 corresponding target header, or make existing hooks static, as
7414 appropriate. Set the appropriate entries in targetm.
7416 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7417 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7418 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7419 Remove prototypes for functions which are now static.
7421 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7422 related gunk; the Haifa scheduler is now the only choice.
7424 2001-08-18 Zack Weinberg <zackw@panix.com>
7426 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7427 * genopinit.c: Put floating point divide insns in sdiv_optab.
7428 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7429 * config/gofast.h, config/c4x/c4x.h,
7430 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7431 config/pa/long_double.h, config/rs6000/sysv4.h,
7432 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7433 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7434 (init_optabs): Use init_optabv for overflow-trapping optabs.
7435 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7436 cmp_optab RTX codes so have_insn_for can find them.
7438 * optabs.c (expand_simple_binop, expand_simple_unop,
7439 have_insn_for, gen_sub3_insn): New interfaces.
7440 * expr.h: Prototype new functions.
7441 (enum optab_methods): Move here from optabs.h.
7443 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7444 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7445 Use new functions instead of working directly with optabs.
7446 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7447 unroll.c: Don't include optabs.h.
7448 * caller-save.c, combine.c, function.c, stmt.c: Just include
7449 insn-codes.h, not optabs.h.
7450 * Makefile.in: Update dependencies.
7452 * combine.c (make_compound_operation, simplify_comparison):
7453 Fix typos testing for this or that instruction.
7455 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7457 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7458 generating libgcc.a.
7460 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7462 * except.c (TYPE_HASH): Delete.
7464 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7467 * tree.c (TYPE_HASH): Delete.
7469 * tree.h (TYPE_HASH): Define.
7471 2001-08-18 Graham Stott <grahams@redhat.com>
7473 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7475 (adddi3_internal_2+2): Likewise.
7476 (eh_set_lr_di+1): Likewise.
7478 2001-08-17 Richard Henderson <rth@redhat.com>
7480 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7481 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7482 * dwarf2asm.c: ... here.
7483 * dwarfout.c: Remove them.
7485 * varasm.c (assemble_integer): Add align parameter.
7486 (assemble_real, output_constant, output_constructor): Likewise.
7487 * output.h: Update decls.
7488 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7489 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7490 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7491 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7492 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7495 * final.c (end_final): Abort profile block generation if we
7496 havn't layed it out properly.
7497 * output.h (assemble_eh_integer): Remove stale decl.
7498 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7500 (assemble_integer): Handle unaligned data.
7501 (assemble_real): Abort on unaligned data.
7502 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7504 (default_dtor_section_asm_out_destructor): Use assemble_align.
7505 (default_named_section_asm_out_constructor): Likewise.
7506 (default_ctor_section_asm_out_constructor): Likewise.
7507 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7508 (machopic_asm_out_destructor): Likewise.
7509 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7510 (nextstep_asm_out_destructor): Likewise.
7511 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7512 (vms_asm_out_destructor): Likewise.
7514 2001-08-17 Richard Henderson <rth@redhat.com>
7516 * config/mips/iris6.h (TARGET_IRIX6): New.
7517 (current_section_name, current_section_flags): New.
7518 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7519 (MAX_OFILE_ALIGNMENT): New.
7520 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7521 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7522 (copy_file_data): Split out from
7523 (mips_asm_file_end): ... here.
7524 (mips_asm_file_start): Remove extra .section directive. Use
7525 tmpfile instead of mips_make_temp_file.
7526 (mips_unique_section): Use const char * as needed for warnings.
7527 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7528 re-add align parameter.
7529 (iris6_asm_named_section): New.
7530 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7531 (iris6_asm_output_align, iris6_section_align_1): New.
7532 (iris6_asm_file_start, iris6_asm_file_end): New.
7533 * config/mips/mips-protos.h: Update decls.
7535 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7537 * doc/install.texi (Install GCC): Add links to build status pages.
7539 (Final install): Ditto; request updates for specific info
7541 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7543 * cpperror.c (print_location): Don't take a file name; use the
7545 (_cpp_begin_message): Similarly.
7546 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7547 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7548 (cpp_pedwarn_with_file_and_line): Remove.
7549 * cppfiles.c (stack_include_file): Update; set filename to stdin
7550 here when appropriate.
7551 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7552 (_cpp_begin_message): Don't take a file name.
7553 * cppinit.c: Add comment.
7554 * cpplex.c: Fix end-of-directive indicator.
7555 * cpplib.c: Don't include intl.h.
7556 (run_directive, do_diagnostic): Update.
7557 (do_line): Update to not use nominal_fname.
7558 (cpp_push_buffer): Don't take a filename.
7559 * cpplib.h (struct ht): Remove.
7560 (cpp_push_buffer): Don't take a filename.
7561 (cpp_pedwarn_with_file_and_line): Remove.
7562 * cppmacro.c (struct cpp_macro): Remove file.
7563 (builtin_macro): Update.
7564 (_cpp_create_definition): Update.
7565 * cppmain.c: Correct comment.
7566 * fix-header.c (read_scan_file): Update.
7568 2001-08-17 Kazu Hirata <kazu@hxi.com>
7570 * sbitmap.c: Fix comment formatting.
7571 * sched-deps.c: Likewise.
7572 * sibcall.c: Likewise.
7573 * simplify-rtx.c: Likewise.
7575 * ssa-ccp.c: Likewise.
7576 * stor-layout.c: Likewise.
7577 * timevar.c: Likewise.
7578 * toplev.c: Likewise.
7579 * unwind-dw2.c: Likewise.
7580 * unwind-dw2-fde.c: Likewise.
7581 * varasm.c: Likewise.
7583 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7585 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7586 or larger than an integer in memory.
7588 2001-08-17 Zack Weinberg <zackw@panix.com>
7590 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7591 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7592 * rtl.h: Don't forward-declare union tree_node here. Don't
7593 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7594 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7595 and tree respectively.
7596 * tree.h: Don't forward-declare struct rtx_def here. Don't
7597 typedef tree here. Change all uses of struct rtx_def *,
7598 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7599 and tree respectively.
7601 2001-08-17 Richard Henderson <rth@redhat.com>
7603 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7604 config/mips/openbsd.h: Fix typos last change.
7606 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7608 * doc/invoke.texi (Optimize Options): The default for
7609 -finline-limit is 600.
7611 2001-08-17 Richard Henderson <rth@redhat.com>
7613 * varasm.c (text_section): Allow TEXT_SECTION to override the
7614 printing of TEXT_SECTION_ASM_OP.
7615 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7616 (DATA_SECTION, BSS_SECTION): Remove.
7617 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7618 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7619 Rename from s/_NAME//.
7620 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7621 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7622 (TEXT_SECTION): ... here. New.
7623 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7624 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7625 * config/mips/openbsd.h: Likewise.
7626 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7627 (mips_asm_file_end): Likewise test.
7628 (mips_output_function_epilogue): Likewise. Switch back to data
7629 section after emitting the function.
7631 * doc/tm.texi (Sections): Document TEXT_SECTION.
7633 2001-08-17 Richard Henderson <rth@redhat.com>
7635 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7636 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7638 2001-08-17 Richard Henderson <rth@redhat.com>
7640 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7641 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7642 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7643 Add aligned attribute.
7645 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7647 * config/sh/sh.md: Add modes to unspecs in first insn to match
7648 those in the second.
7650 * Makefile.in: Fix collect2 copy for Cygwin.
7652 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7654 Install the proper patch.
7655 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7656 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7657 (expand_function_start): Likewise.
7658 * stmt.c (expand_decl): Likewise.
7659 * varasm.c (make_decl_rtx): Likewise.
7661 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7663 * final.c: Undo my previous accidental checkin.
7664 * output.h: Likewise.
7665 * tm.texi: Likewise.
7667 2001-08-16 Richard Henderson <rth@redhat.com>
7669 * varasm.c (named_section_flags): Remove align parameter.
7670 * varasm.c, dwarf2out.c: Update all callers.
7671 * output.h: Update prototypes.
7673 * target.h (target.asm_out.named_section): Remove align parameter.
7674 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7675 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7676 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7677 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7678 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7680 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7681 (get_named_section_flags, set_named_section_flags): New.
7682 (named_section_flags): Use them.
7683 (named_section): Do decl vs section flags check here...
7684 (default_section_type_flags): ... not here.
7685 (init_varasm_once): Create in_named_htab.
7686 (resolve_unique_section): Mark reloc unused.
7688 2001-08-16 Richard Henderson <rth@redhat.com>
7690 * varasm.c (force_const_mem): Keep pool alignment in bits.
7691 (output_constant_pool): Use assemble_align.
7693 2001-08-16 Zack Weinberg <zackw@panix.com>
7695 * doc/tm.texi: Remove extra @table command.
7697 2001-08-16 Zack Weinberg <zackw@panix.com>
7699 * final.c (shorten_branches): Clear the end of the label_align
7700 array only if we made it larger. Break up messy expressions
7703 * diagnostic.c (internal_error): Check for error recursion
7704 before doing ICE suppression.
7706 * timevar.c: Timing variables now count in milliseconds.
7707 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7708 (get_time): Not here.
7709 (timevar_print): Don't print any timer whose user, cpu, and
7710 wall times are all zero as displayed.
7711 * timevar.h: Update comment aboout units. Make timevar
7714 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7716 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7717 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7718 (expand_function_start): Likewise.
7719 * stmt.c (expand_decl): Likewise.
7720 * varasm.c (make_decl_rtx): Likewise.
7722 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7724 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7725 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7727 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7729 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7732 2001-08-16 Andreas Jaeger <aj@suse.de>
7734 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7737 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7739 * rtl.h (only_sets_cc0_p): New prototype.
7740 * jump.c (sets_cc0_p): Handle INSN.
7741 (only_sets_cc0_p): New function.
7742 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7743 (tidy_fallthru_edge): Likewise.
7744 * integrate.c (copy_insn_list): Likewise.
7745 * unroll.c (unroll_loop): Likewise.
7746 (copy_loop_body): Likewise.
7748 2001-08-15 Jason Eckhardt <jle@redhat.com>
7750 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7752 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7754 * predict.c (struct block_info_def): Remove nvisited.
7755 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7756 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7758 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7759 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7762 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7764 * predict.def: Update hitrates.
7766 2001-08-15 Richard Henderson <rth@redhat.com>
7768 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7770 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7772 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7773 note from its associated jump.
7775 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7777 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7778 also on 64-bit s390x targets.
7780 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7782 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7784 (arm_expand_prologue): Handled nested functions which take a
7785 variable argument list.
7786 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7787 macro with an invocation of
7788 arm_compute_initial_elimination_offset.
7789 * config/arm/arm-protos.h: Prototype
7790 arm_compute_initial_elimination_offset.
7792 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7794 * doc/install.texi (Specific, avr): Fix markup.
7795 (Specific, c4x): Ditto.
7797 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7799 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7801 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7803 * Makefile.in (OBJS): Add rtl-error.o
7804 (rtl-error.o): New rule.
7805 (diagnostic.o): Adjust dependency.
7806 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7807 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7808 warning_for_asm): Move to...
7809 rtl-error.c: ...here. New file.
7811 2001-08-14 Richard Henderson <rth@redhat.com>
7813 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
7814 if USING_SJLJ_EXCEPTIONS.
7816 2001-08-14 Steve Ellcey <sje@cup.hp.com>
7818 * tlink.c (scan_linker_output): Check string for unsatisfied in
7819 addition to undefined and unresolved.
7821 2001-08-14 Graham Stott <grahams@redhat.com>
7823 * libgcc2.c (*): Replace EH_FRAME_SECTION with
7824 EH_FRAME_SECTION_NAME.
7826 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7828 * genattrtab.c (simplify_test_exp_in_temp): New function.
7829 (simplify_test_exp): Avoid explicit use of temporary obstack.
7830 (simplify_cond, insert_right_side, evaluate_eq_attr,
7831 simplify_and_tree, simplify_or_tree, eliminate_known_true):
7832 Use simplify_test_exp_in_temp.
7833 (optimize_attrs): Iterate until expression stabilizes.
7835 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
7837 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
7838 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
7840 2001-08-13 Richard Henderson <rth@redhat.com>
7842 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
7843 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
7844 * config/arm/conix-elf.h: Likewise.
7846 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7848 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
7850 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
7852 * gcse.c (hash_scan_set): Expressions that are set as part of
7853 jump instructions are not available.
7855 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7857 * config/s390/s390.c (print_operand, s390_function_prologue,
7858 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
7860 2001-08-13 Richard Henderson <rth@redhat.com>
7862 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
7863 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
7864 * doc/tm.texi (Exception Region Output): Document it.
7866 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7868 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
7869 DWARF2 instead of stabs by default.
7871 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7873 * config/rs6000/rs6000.c: Include optabs.h.
7875 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7877 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
7878 save/restore routines.
7879 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
7881 2001-08-13 Andreas Jaeger <aj@suse.de>
7883 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
7884 the english is correct.
7886 2001-08-13 Zack Weinberg <zackw@panix.com>
7888 * expr.h: Split out optab- and libfunc-related code to...
7889 * optabs.h, libfuncs.h: ... these new headers.
7891 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
7893 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
7895 * mkconfig.sh: Don't include insn-codes.h from config.h.
7897 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
7898 enum insn_code is available. Move reload_in_optab and
7899 reload_out_optab array declarations to optabs.h.
7900 * regmove.c (gen_add3_insn): Move to optabs.c, export from
7901 there, prototype in expr.h.
7902 * gencodes.c: Cleanup: zap global variables, don't use
7903 printf where puts will do, don't bother defining MAX_INSN_CODE
7904 which nothing uses, let CODE_FOR_nothing get its value implicitly.
7906 * genemit.c, genopinit.c: Include optabs.h in generated file.
7907 * genoutput.c: Include insn-codes.h in generated file.
7908 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
7909 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
7910 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
7911 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
7912 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
7913 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
7915 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
7916 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
7917 config/m88k/m88k.c, config/sparc/sparc.c:
7919 * reload.c: Include expr.h and optabs.h before reload.h.
7920 * config/alpha/alpha.c: Include tree.h before reload.h.
7921 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
7922 and reload.h in that order.
7923 * config/sparc/sparc.c: Include debug.h.
7924 * recog.c: Include insn-codes.h.
7926 2001-08-13 Andreas Jaeger <aj@suse.de>
7928 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
7931 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
7933 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
7934 * gcc.c (init_spec): Fix typo in comment.
7935 * varasm.c (data_section): Fix typo in comment.
7937 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
7939 * predict.c (dump_prediction): New argument "USED".
7940 (combine_predictions_for_insn): Determine the used heuristics,
7941 output the case no heuristic applied.
7942 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
7944 2001-08-13 Andreas Jaeger <aj@suse.de>
7946 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
7949 2001-08-13 Kazu Hirata <kazu@hxi.com>
7951 * jump.c: Fix formatting.
7953 2001-08-13 Kazu Hirata <kazu@hxi.com>
7955 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
7958 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
7960 * loop.c (check_dbra_loop): Use condjump_label to compute
7963 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
7964 to better document the files they're in.
7966 2001-08-12 Zack Weinberg <zackw@panix.com>
7968 * recog.h (struct insn_operand_data): Shrink 'mode' field
7971 2001-08-12 Kazu Hirata <kazu@hxi.com>
7973 * gcc.c: Fix comment formatting.
7974 * gccspec.c: Likewise.
7977 * genemit.c: Likewise.
7978 * gengenrtl.c: Likewise.
7979 * genrecog.c: Likewise.
7980 * gensupport.c: Likewise.
7981 * ggc-page.c: Likewise.
7982 * global.c: Likewise.
7983 * graph.c: Likewise.
7984 * ifcvt.c: Likewise.
7985 * integrate.c: Likewise.
7987 * libgcc2.c: Likewise.
7989 * mbchar.c: Likewise.
7990 * optabs.c: Likewise.
7991 * predict.c: Likewise.
7992 * prefix.c: Likewise.
7993 * profile.c: Likewise.
7994 * protoize.c: Likewise.
7996 * recog.c: Likewise.
7997 * regclass.c: Likewise.
7998 * regmove.c: Likewise.
7999 * reg-stack.c: Likewise.
8000 * reload1.c: Likewise.
8001 * resource.c: Likewise.
8002 * rtlanal.c: Likewise.
8005 2001-08-12 Kazu Hirata <kazu@hxi.com>
8007 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
8008 a tree representing a constant is passed to the macro.
8010 2001-08-12 Richard Henderson <rth@redhat.com>
8012 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
8013 (rs6000_elf_asm_out_destructor): New.
8014 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
8015 (DTORS_SECTION_ASM_OP): Remove.
8016 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8017 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
8019 2001-08-12 David Edelsohn <edelsohn@gnu.org>
8022 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8023 * gcc.c (set_collect_gcc_options): New function, split out from
8025 Ignore elided switches.
8026 (do_spec_1): Invoke before executing command.
8027 (set_input): Export.
8028 Move declaration ...
8029 * gcc.h (set_input): ... here.
8030 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8033 2001-08-12 Richard Henderson <rth@redhat.com>
8035 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
8036 thinko wrt TARGET_RELOCATABLE.
8038 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
8040 * fix-header.c (cb_file_change): Update prototype.
8042 2001-08-11 Zack Weinberg <zackw@panix.com>
8044 * toplev.c (set_float_handler): Make static.
8045 * toplev.h: Don't prototype set_float_handler.
8047 * simplify-rtx.c: Don't include setjmp.h.
8048 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
8050 (simplify_unary_operation, simplify_binary_operation): Use them,
8051 via do_float_handler.
8053 * fold-const.c: Don't include setjmp.h.
8054 (exact_real_inverse_1): New function.
8055 (exact_real_inverse): Use it, via do_float_handler.
8057 * varasm.c: Don't include setjmp.h.
8058 (assemble_real_1): New function.
8059 (assemble_real): Use it, via do_float_handler.
8060 Call internal_error if we get a trap here.
8062 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
8063 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
8065 2001-08-11 Zack Weinberg <zackw@panix.com>
8067 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
8068 STACK_BOUNDARY if not already defined.
8070 * calls.c, function.c, reload1.c, explow.c: Don't default
8071 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
8072 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
8074 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
8077 * doc/tm.texi: Document that STACK_BOUNDARY is required;
8078 clarify difference between it and PREFERRED_STACK_BOUNDARY.
8080 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8082 * cppmacro.c (enter_macro_context): Push macro expansions even
8085 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8087 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
8088 (rs6000_elf_section_type_flags): Actually return a value.
8090 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8092 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
8093 Clean up code: add missing comments and prototypes, fix warnings,
8094 remove obsolete code, fix spacing to conform to coding style.
8096 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8098 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
8099 and TARGET_ASM_CLOSE_PAREN.
8100 (regclass_map): CC register belongs to class NO_REGS.
8101 (legitimize_pic_address): Don't generate unnecessary moves
8102 (to avoid confusing loop optimization).
8103 (check_and_change_labels): Replace jump_long by indirect_jump.
8104 (s390_final_chunkify): Don't start a new literal pool on section
8105 switch in 64-bit code.
8106 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
8108 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
8109 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
8110 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
8112 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
8113 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
8114 (CONST_COSTS): Fixed incorrect costs.
8116 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
8117 Use emit_jump instead of emit_jump_insn (gen_jump).
8118 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
8119 (to avoid confusing flow analysis).
8120 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
8121 (casesi, casesi_jump): New.
8122 (jump_long): Removed. Functionality merged into indirect_jump.
8123 (indirect_jump): Accept address_operand, not just register_operand.
8124 (cjump_long, icjump_long): Use same logic as indirect_jump.
8125 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
8126 Fixed broken setjmp/longjmp handling.
8127 (do_builtin_setjmp_setup): Removed.
8129 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
8130 broken GNU as versions that don't accept .quad with large
8131 negative values. Use hexadecimal output instead.
8132 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
8133 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
8134 FUNCTION_EPILOGUE): Removed. Now in targetm.
8136 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
8138 * config/s390/fixdfdi.h: Add missing copyright statement.
8139 Fix type conflicts on 64-bit. Add missing SFmode routines.
8141 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
8144 2001-08-11 Richard Henderson <rth@redhat.com>
8146 * rtl.h (REG_EH_RETHROW): Remove.
8147 * rtl.c (reg_note_name): Update.
8148 * combine.c (distribute_notes): Don't check for it.
8150 2001-08-11 Richard Henderson <rth@redhat.com>
8152 * combine.c (distribute_notes): Place REG_SETJMP.
8154 2001-08-11 Richard Henderson <rth@redhat.com>
8156 * doc/extend.texi (Arrays and pointers implementation): Discourage
8157 relying on sign-extension of pointers.
8159 2001-08-11 H.J. Lu <hjl@gnu.org>
8161 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
8163 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
8164 RDATA_SECTION_ASM_OP.
8166 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8168 * doc/install.texi (Specific, c4x): Fix cross-reference to the
8169 main manual to work both for info and HTML versions.
8171 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8172 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8174 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
8175 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
8176 (struct cpp_pool): New member first.
8177 * cppinit.c (append_include_chain): Plug memory leaks.
8178 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
8179 Allocate pragma structures from the (aligned) macro pool to
8180 avoid leaking memory.
8181 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
8182 so we don't leak memory.
8183 * hashtable.c (ht_destroy): New.
8184 * hashtable.h (ht_destroy): New.
8186 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8187 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8189 * c-lex.c (map): Make const.
8190 (cb_file_change): Update for callback passing a line map.
8191 Don't assume we have a previous map. Remove sanity check
8192 about popping too many files.
8193 * cpperror.c (print_location): Make map const.
8194 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
8195 (cpp_make_system_header): Similarly.
8196 (search_from): Similarly.
8197 (_cpp_execute_include): Don't remember where we came from.
8198 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
8199 (struct cpp_reader): Make map const.
8200 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
8201 * cpplib.c (do_line): Update; line maps now hold sysp.
8202 (cpp_push_buffer): Similarly.
8203 (_cpp_do_file_change): Similarly; callback with map instead.
8204 (cpp_get_line_maps): Constify return value.
8205 (_cpp_pop_buffer): Update.
8206 * cpplib.h (struct cpp_file_change): Remove.
8207 (struct cpp_callbacks): Update.
8208 (cpp_get_line_maps): Constify return value.
8209 * cppmacro.c (_cpp_create_definition): Update.
8210 * cppmain.c (struct printer): Constify map.
8211 (maybe_print_line): Similarly.
8212 (print_line): Similarly. Deduce flags 1 and 2 here.
8213 (cb_file_change): Update.
8214 * line-map.c (free_line_maps): Warn regardless.
8215 (add_line_map): Return pointer to const. When passed NULL to_file
8216 with LC_LEAVE, use the obvious values for the return point so the
8217 caller doesn't have to figure them out.
8218 (lookup_line): Return pointer to const.
8219 (print_containing_files): Take pointer to const.
8220 * line-map.h (struct line_map): New members reason, sysp.
8221 (add_line_map): Return pointer to const.
8222 (lookup_line): Similarly.
8223 (print_containing_files): Take pointer to const.
8225 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
8226 Richard Henderson <rth@redhat.com>
8228 * regmove.c (regmove_optimize): Avoid setting a register twice in
8231 2001-08-10 Richard Henderson <rth@redhat.com>
8233 * doc/extend.texi (Arrays and pointers implementation): Document
8234 behavior of pointer/integer conversion.
8236 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
8238 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
8240 2001-08-10 Richard Henderson <rth@redhat.com>
8242 * doc/extend.texi (C Implementation): New chapter.
8243 * doc/gcc.texi (Top): Link it in.
8245 2001-08-10 Andrew Cagney <ac131313@redhat.com>
8247 * doc/install.texi (Specific): Fix CVS merge botch.
8249 2001-08-10 Richard Henderson <rth@redhat.com>
8251 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
8252 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
8254 2001-08-10 Zack Weinberg <zackw@stanford.edu>
8256 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
8257 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
8258 this macro is now required.
8260 * cselib.c (cselib_process_insn), flow.c (propagate_block),
8261 loop.c (find_and_verify_loops), reload.c (reload): Check
8262 for rtx code of CALL_INSN, not CALL, when deciding if we
8263 need to check for REG_SETJMP note.
8265 * gcse.c (compute_hash_table, compute_store_table): Update
8266 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
8269 * config/avr/avr.c: Fix typo.
8270 * config/convex/convex.c (expand_movstr): Use adjust_address.
8271 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
8273 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
8274 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
8276 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
8277 Do define STACK_BOUNDARY.
8278 * config/i370/i370.c: Include expr.h.
8279 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
8280 config/pa/som.h, config/v850/v850.h: Take in_ctors and
8281 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
8282 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
8283 * config/m88k/m88k.c: Include c-tree.h after expr.h.
8284 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
8285 * config/romp/romp.c: Include expr.h after tree.h.
8287 (output_fpop): Use xmalloc, not oballoc.
8288 * config/we32k/we32k.c: Include expr.h.
8290 2001-08-10 Kazu Hirata <kazu@hxi.com>
8292 * config/h8300/h8300.h: Fix formatting.
8294 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8296 * c-common.h (RETURN_NULLIFIED_P): Lose.
8297 * c-semantics.c (genrtl_return_stmt): Don't check it.
8299 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8301 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
8302 (mips_annotate_frame_insn): New function.
8303 (mips_emit_frame_related_store): New function.
8304 (save_restore_insns): Don't mark instructions that set up the base
8305 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
8306 the store instructions instead.
8307 (mips_expand_prologue): If the stack size is moved into a temporary
8308 register, do not mark that move as frame-related. Add a
8309 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
8311 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8313 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
8314 stack slot as unchanging if current_function_calls_eh_return.
8316 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8318 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
8319 access the second half of the TFmode scratch operand.
8321 2001-08-10 Anthony Green <green@redhat.com>
8323 * java/class.c (emit_register_classes): Conditionalize code on
8326 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8328 * doc/install.texi (Specific, avr): Fix cross-reference to the
8329 main manual to work both for info and HTML versions.
8331 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8333 * stmt.c (expand_null_return_1): Remove code to generate simple returns
8334 and "use_goto" argument.
8335 (expand_null_return, expand_value_return): Update all callers.
8336 * function.c (expand_function_end): Remove code to generate simple
8338 * config/vax/vax.md (epilogue): New expander for function return.
8339 * doc/md.texi (epilogue): Remove "if defined".
8341 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8343 * Makefile.in: Partially revert my previous change:
8344 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
8345 of the hashtab.o and safe-ctype.o rules.
8347 2001-08-09 Richard Henderson <rth@redhat.com>
8349 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
8350 (USE_COLLECT2): Remove duplicate definition.
8351 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
8352 (use_collect2): Remove dead code.
8353 * configure.in (use_collect2): Remove will_use_collect2 and
8354 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
8355 * configure: Rebuild.
8357 * target.h (targetm.asm_out.constructor): New.
8358 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
8359 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
8360 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
8361 * varasm.c (in_ctors, in_dtors): New.
8362 (assemble_constructor, assemble_destructor): Remove.
8363 (default_stabs_asm_out_destructor): New.
8364 (default_named_section_asm_out_destructor): New.
8365 (dtors_section, default_dtor_section_asm_out_destructor): New.
8366 (default_stabs_asm_out_constructor): New.
8367 (default_named_section_asm_out_constructor): New.
8368 (ctors_section, default_ctor_section_asm_out_constructor): New.
8369 * output.h: Update declarations.
8370 * c-decl.c (c_expand_body): Use target hooks instead of
8371 assemble_constructor and assemble_destructor.
8372 * profile.c (output_func_start_profiler): Likewise.
8373 * objc/objc-act.c (finish_objc): Likewise.
8374 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8375 for the constructor.
8376 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8378 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8379 (DTORS_SECTION_ASM_OP): Likewise.
8380 (__CTOR_LIST__): Use attribute section when possible.
8381 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8383 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8384 ASM_OUTPUT_CONSTRUCTOR.
8386 * config/darwin.c (machopic_asm_out_constructor): New.
8387 (machopic_asm_out_destructor): New.
8388 * config/darwin-protos.h: Update declarations.
8389 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8390 (ASM_OUTPUT_DESTRUCTOR): Remove.
8391 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8392 * config/nextstep.c (nextstep_asm_out_constructor): New.
8393 (nextstep_asm_out_destructor): New.
8394 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8395 (ASM_OUTPUT_DESTRUCTOR): Remove.
8396 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8397 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8398 ASM_OUTPUT_*STRUCTOR.
8399 * config/i386/aix386ng.h: Likewise.
8401 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8402 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8403 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8404 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8405 * config/lynx.h: Likewise.
8406 * config/netware.h: Likewise.
8407 * config/psos.h: Likewise.
8408 * config/alpha/alpha-interix.h: Likewise.
8409 * config/alpha/elf.h: Likewise.
8410 * config/arc/arc.h: Likewise.
8411 * config/arm/aof.h: Likewise.
8412 * config/arm/coff.h: Likewise.
8413 * config/arm/elf.h: Likewise.
8414 * config/c4x/c4x.h: Likewise.
8415 * config/h8300/h8300.h: Likewise.
8416 * config/i386/cygwin.h: Likewise.
8417 * config/i386/djgpp.h: Likewise.
8418 * config/i386/i386-coff.h: Likewise.
8419 * config/i386/i386-interix.h: Likewise.
8420 * config/i386/sco5.h: Likewise.
8421 * config/i386/vsta.h: Likewise.
8422 * config/i386/win32.h: Likewise.
8423 * config/i960/i960-coff.h: Likewise.
8424 * config/ia64/sysv4.h: Likewise.
8425 * config/m68hc11/m68hc11.h: Likewise.
8426 * config/m68k/coff.h: Likewise.
8427 * config/m68k/mot3300.h: Likewise.
8428 * config/m88k/m88k.h: Likewise.
8429 * config/mcore/mcore-pe.h: Likewise.
8430 * config/mcore/mcore.h: Likewise.
8431 * config/mips/elf.h: Likewise.
8432 * config/mips/elf64.h: Likewise.
8433 * config/mips/iris6.h: Likewise.
8434 * config/pa/pa64-hpux.h: Likewise.
8435 * config/rs6000/sysv4.h: Likewise.
8436 * config/sh/sh.h: Likewise.
8437 * config/sparc/litecoff.h: Likewise.
8439 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8440 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8441 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8442 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8443 (ASM_OUTPUT_DESTRUCTOR): Remove.
8444 * config/a29k/a29k.c: Move include of tree.h.
8445 * config/a29k/udi.h: Delete file.
8446 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8447 (vms_asm_out_destructor): New.
8448 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8449 (EXTRA_SECTION_FUNCTIONS): Likewise.
8450 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8451 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8452 * config/c4x/c4x.c: Move include of tree.h.
8453 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8454 (clix_asm_out_destructor): New.
8455 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8456 (ASM_OUTPUT_DESTRUCTOR): Remove.
8457 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8458 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8459 (TARGET_ASM_CONSTRUCTOR): New.
8460 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8461 (sco_asm_out_constructor): New.
8462 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8463 * config/i386/svr3gas.h: Remove stack grows up code.
8464 Remove code duplicated from i386/sysv3.h.
8465 (TARGET_ASM_CONSTRUCTOR): New.
8466 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8467 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8468 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8469 (TARGET_ASM_CONSTRUCTOR): New.
8470 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8471 (m68hc11_asm_out_destructor): New.
8472 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8473 (TARGET_ASM_DESTRUCTOR): New.
8474 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8475 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8476 config/svr3.h pertaining to section manipulation.
8477 * config/m68k/dpx2g.h: Remove #if 0 code.
8478 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8479 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8480 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8481 (TARGET_ASM_CONSTRUCTOR): New.
8482 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8483 (m88k_svr3_asm_out_constructor): New.
8484 (m88k_svr3_asm_out_destructor): New.
8485 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8486 (ASM_OUTPUT_DESTRUCTOR): Remove.
8487 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8488 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8489 * config/rs6000/aix.h: Likewise.
8490 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8491 * config/mips/vxworks.h: Likewise.
8492 * config/rs6000/lynx.h: Likewise.
8493 * config/sh/elf.h: Likewise.
8494 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8495 (DTORS_SECTION_ASM_OP): New.
8496 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8497 (ASM_OUTPUT_DESTRUCTOR): Remove.
8498 * config/sparc/sol2-sld-64.h: Likewise.
8499 * config/vax/vax.c (vms_asm_out_constructor): New.
8500 (vms_asm_out_destructor): New.
8501 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8502 (ASM_OUTPUT_DESTRUCTOR): Remove.
8503 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8505 * doc/tm.texi (@node Initialization): Update.
8507 2001-08-09 Richard Henderson <rth@redhat.com>
8509 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8510 (__do_global_dtors_aux): Use gp-relative static data to avoid
8511 one dynamic relocation.
8512 (__do_frame_setup): Register Java classes.
8513 * config/alpha/crtend.asm (__JCR_END__): New.
8515 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8517 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8518 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8519 (GEN, STAGESTUFF): Add new files.
8520 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8521 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8522 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8523 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8524 as well as insn-codes.h and insn-flags.h in config.h; and no
8525 extra headers in tconfig.h and hconfig.h.
8527 * gencodes.c: Eliminate code to generate predicate declarations
8528 or #defines for md-file constants.
8529 * genconstants.c, genpreds.c: New files.
8531 * i386.md: Re-order guard expressions such that TARGET_64BIT
8532 comes first, when this permits better optimization. Add
8533 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8534 why this is desirable.
8536 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8538 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8539 (find_fde_for_dso): Remove.
8540 (_Unwind_IteratePhdrCallback): New.
8541 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8542 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8544 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8546 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8547 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8549 2001-08-09 Graham Stott <grahams@redhat.com>
8551 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8552 (vis_no_unit): Use it.
8553 (visualize_no_unit): Add the insn only if room exists.
8555 2001-08-09 Graham Stott <grahams@redhat.com>
8557 * predict.c (estimate_probability): Replace magic numbers with
8558 appropriate enumeration.
8560 2001-08-09 Graham Stott <grahams@redhat.com>
8562 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8564 (EXTRACT_FLAGS): Likewise.
8566 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8568 * config/mips/mips.c (mips_legitimate_address_p): Check for
8569 CONST_INT in last patch.
8571 2001-08-08 Anthony Green <green@redhat.com>
8573 * java/class.c (emit_register_classes): Use assemble_jcr if
8574 possible. Keep the original mechanism as a fallback.
8575 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8576 and weak symbol support.
8577 * crtstuff.c (__JCR_LIST__): Define.
8578 (__JCR_END__): Define.
8579 (_Jv_RegiserClasses): Define weak symbol if possible.
8580 (__do_global_ctors_aux): Register classes for ELF targets with
8581 weak symbol support.
8583 2001-08-08 Kazu Hirata <kazu@hxi.com>
8585 * dbxout.c: Fix comment formatting.
8586 * dependence.c: Likewise.
8588 * diagnostic.c: Likewise.
8589 * dominance.c: Likewise.
8590 * doprint.c: Likewise.
8591 * dwarf2out.c: Likewise.
8592 * dwarfout.c: Likewise.
8593 * emit-rtl.c: Likewise.
8594 * except.c: Likewise.
8595 * explow.c: Likewise.
8596 * expmed.c: Likewise.
8599 * fold-const.c: Likewise.
8600 * function.c: Likewise.
8602 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8604 * global.c (retry_global_alloc): Avoid shadowing allocno.
8606 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8608 * except.c (remove_fixup_regions): Fix typo.
8610 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8612 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8613 unsigned HOST_WIDE_INT to avoid warning.
8614 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8615 * flow.c (set_block_for_new_insns): Likewise.
8617 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8619 * sibcall.c (return_value_pseudo): New static variable.
8620 (skip_copy_to_return_value): Handle return_value_pseudo.
8621 (call_ends_block_p): Ensure that return_value_pseudo is set.
8622 (optimize_sibling_and_tail_recursive_call): Discover the
8623 load of pseudo return value in alternate exit block.
8625 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8627 * calls.c (ECF_ALWAYS_RETURN): New constant.
8628 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8629 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8630 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8631 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8632 * rtl.c (reg_note_name): New name.
8633 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8635 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8637 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8639 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8641 * alias.c (get_alias_set): Return a previously calculated
8642 alias set for a VAR_DECL.
8643 * function.c (gen_mem_addressof): Calculate the alias set before
8646 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8648 * predict.def: Set hitrates according our experimental run.
8650 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8652 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8654 2001-08-08 H.J. Lu <hjl@gnu.org>
8656 * config/mips/mips.c (mips_unique_section): New. Copied from
8659 * config/mips/mips-protos.h (mips_unique_section): New
8662 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8664 * config/mips/little.h: New. Generic little endian mips
8665 targets. Only mips*-*-linux* is converted to use it so far.
8667 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8668 (WCHAR_TYPE): Defined
8669 (WCHAR_TYPE_SIZE): Likewise.
8670 (INIT_SUBTARGET_OPTABS): Likewise.
8671 (BSS_SECTION_ASM_OP): Likewise.
8672 (SBSS_SECTION_ASM_OP): Likewise.
8673 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8674 (ASM_DECLARE_OBJECT_NAME): Likewise.
8675 (UNIQUE_SECTION): Likewise.
8676 (EXTRA_SECTIONS): Likewise.
8677 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8678 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8679 (ASM_OUTPUT_DEF): Likewise.
8680 (HANDLE_SYSV_PRAGMA): Removed.
8681 (NO_IMPLICIT_EXTERN_C): Likewise.
8682 (TARGET_MEM_FUNCTIONS): Likewise.
8683 (STARTFILE_SPEC): Likewise.
8684 (ENDFILE_SPEC): Likewise.
8685 (LIB_SPEC): Likewise.
8686 (INVOKE__main): Likewise.
8687 (CTOR_LIST_BEGIN): Likewise.
8688 (CTOR_LIST_END): Likewise.
8689 (DTOR_LIST_BEGIN): Likewise.
8690 (DTOR_LIST_END): Likewise.
8691 (SET_ASM_OP): Likewise.
8692 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8693 (ASM_OUTPUT_DEF): Likewise.
8694 (ASM_OUTPUT_IDENT): Likewise.
8696 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8697 (CPLUSPLUS_CPP_SPEC): Likewise.
8698 (ASM_APP_ON) Redefine only if not defined.
8699 (ASM_APP_OFF): Likewise.
8700 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8701 (ASM_OUTPUT_IDENT): Likewise.
8703 * config.gcc: Update tm_file for Linux/mips.
8705 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8707 * cselib.c (cselib_record_sets): If insn is predicated, turn
8708 sources into IF_THEN_ELSEs.
8710 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8711 Turn into define_insn_and_split.
8713 * sched-deps.c: Include "cselib.h".
8714 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8715 Use cselib to turn memory addresses into VALUEs.
8716 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8717 * sched-int.h (struct sched_info): New member USE_CSELIB.
8718 * sched-ebb.c (ebb_sched_info): Initialize it.
8719 * sched-rgn.c (rgn_sched_info): Likewise.
8720 * Makefile.in (sched-deps.o): Update dependencies.
8722 * cselib.h (cselib_subst_to_values): Declare.
8723 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8724 that have no value and autoincs to be handled by generating a new
8727 2001-08-08 Graham Stott <grahams@redhat.com>
8729 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8730 within fixed length SEQUENCE.
8732 2001-08-08 Graham Stott <grahams@redhat.com>
8734 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8735 (diagnostic_prefixing_rule): Likewise.
8736 (diagnostic_line_cutoff): Likewise.
8737 (diagnostic_kind_count): Likewise.
8739 2001-08-08 Graham Stott <grahams@redhat.com>
8741 * alias.c (find_base_decl): Delete redundent assignment.
8743 2001-08-08 Graham Stott <grahams@redhat.com>
8745 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8746 (abs): Uppercase and paranthesize macro parameter.
8747 (MEM_DEPENDENCY): Add whitespace.
8749 2001-08-08 Graham Stott <grahams@redhat.com>
8751 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8752 failure check for CONST_INT
8754 2001-08-08 Graham Stott <grahams@redhat.com>
8756 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8757 (libcall_dead_p): Likewise.
8759 (mark_used_regs): Constify fmt.
8760 (find_use_as_address): Likewise.
8762 2001-08-08 Graham Stott <grahams@redhat.com>
8764 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8767 2001-08-08 Graham Stott <grahams@redhat.com>
8769 * combine.c (combine_simplify_rtx): Update comment and
8770 remove erroneous test.
8772 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8774 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8775 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8776 take care to avoid multiple no-newline at EOF warnings in that
8779 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8781 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8782 (emit_library_call_value_1): Likewise.
8783 (emit_call_1): Emit REG_SETJMP note.
8784 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8786 * cselib.c (cselib_process_insn): Likewise.
8787 * flow.c (propagate_block): Likewise.
8788 * loop.c (find_and_verify_loops): Likewise.
8789 * reload.c (find_equiv_regs): Likewise.
8790 * reload1.c (reload): Likewise.
8791 * resource.c (mark_referenced_resources,
8792 mark_set_resources): Likewise.
8793 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8794 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8795 * haifa-sched.c (unlink_other_notes): Likewise.
8796 (reemit_notes): Likewise.
8797 * sched-ebb.c (sched_ebb): Likewise.
8798 * sched-rgc.c (sched_region): Likewise.
8799 * rtl.c (note_insn_name): Likewise.
8800 (reg_note_name): Add REG_SETJMP
8801 * rtl.h (reg_note): Add REG_SETJMP.
8802 (insn_note): Remove NOTE_INSN_SETJMP.
8804 * profile.c (branch_prob): Add fake edges for setjmp.
8806 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8808 * config.gcc: Quote target_cpu_default2 correctly for
8809 powerpc*-*-* targets.
8811 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8813 * cpplib.h, line-map.h: Update comments.
8814 * cppmain.c (printer_init): Move inline.
8815 (maybe_print_line, print_line): Take a map pointer.
8816 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
8817 (cb_file_change): Don't use prior value of print.map.
8819 2001-08-07 David Edelsohn <edelsohn@gnu.org>
8821 * doc/install.texi: Document fine-grained multilib configuration.
8823 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8825 * rtlanal.c (find_first_parameter_load): Call note_stores
8826 only on the instructions.
8828 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8830 * alias.c (nonlocal_mentioned_p):
8831 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
8832 * calls.c (emit_call_1): Likewise.
8833 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
8834 * cselib.c (cselib_process_insn): Likewise.
8835 * df.c (df_insns_modify): Likewise.
8836 * flow.c (need_fake_edge_p): Likewise.
8837 (propagate_one_insn): Likewise.
8838 * haifa-sched.c (reemit_notes): Likewise.
8839 * integrate.c (copy_insn_list): Likewise.
8840 * jump.c (delete_prior_computation): Likewise.
8841 * local-alloc.c (validate_equiv_mem): Likewise.
8842 * loop.c (scan_loop): Likewise.
8843 * predict.c (estimate_probability): Likewise.
8844 * reload.c (reload): Likewise.
8845 * sched-deps (sched_analyze): Likewise.
8846 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
8847 * gcse.c (compute_hash_table): Likewise.
8848 (mark_call): Likewise.
8849 (store_killed_in_insn): Likewise.
8851 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
8853 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
8855 2001-08-06 Richard Henderson <rth@redhat.com>
8857 * varasm.c (assemble_gc_entry): Remove.
8858 * output.h: Likewise.
8860 2001-08-06 Richard Henderson <rth@redhat.com>
8862 * varasm.c (assemble_constructor): Take a symbol_ref and a
8863 priority instead of a bare string. Move priority handling
8864 here from cp/decl2.c.
8865 * output.h: Update decls.
8867 * c-decl.c (c_expand_body): Update calls to assemble_constructor
8868 and assemble_destructor.
8869 * profile.c (output_func_start_profiler): Likewise.
8870 * objc/objc-act.c (finish_objc): Likewise.
8871 (build_module_descriptor): Return the symbol not the symbol name.
8873 2001-08-06 David Edelsohn <edelsohn@gnu.org>
8875 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
8876 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
8877 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
8878 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
8879 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
8880 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
8882 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8884 * cpperror.c (print_containing_files): Moved to line-map.c.
8885 (print_location): line-map.c handles re-listing or otherwise.
8886 * cpphash.h (struct lexer_state): Remove next_bol.
8887 (struct cpp_buffer): Remove include_stack_listed.
8888 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8889 Remove faked buffer handling.
8890 (_cpp_do_file_change): Tweak.
8891 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
8892 * cppmain.c (struct printer): Remove filename.
8893 (print_line, cb_file_change): Update accordingly.
8894 * line-map.c: Include intl.h.
8895 (init_line_maps): Initialize last_listed.
8896 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
8897 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
8898 (print_containing_files): New.
8899 * line-map.h (struct line_maps): New member last_listed.
8900 (print_containing_files, INCLUDED_FROM): New.
8901 * Makefile.in: Update.
8902 * po/POTFILES.in: Add line-map.c.
8904 2001-08-06 Richard Henderson <rth@redhat.com>
8906 * except.c (convert_from_eh_region_ranges_1): Never mark
8907 USE or CLOBBER insns as throwing.
8909 * expr.c (store_constructor): Don't clobber memory targets.
8911 2001-08-06 Andreas Jaeger <aj@suse.de>
8913 * profile.c (branch_prob): Remove unused variable insn.
8915 * Makefile.in (local-alloc.o): Add dependency on except.h.
8917 * local-alloc.c: Include except.h for can_throw_internal prototype.
8919 2001-08-06 Richard Henderson <rth@redhat.com>
8921 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
8922 * function.c (expand_main_function): Implement it.
8923 * doc/tm.texi: Document it.
8925 2001-08-06 Stan Shebs <shebs@apple.com>
8927 * doc/install.texi: Document powerpc-*-darwin* details.
8929 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
8931 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
8932 (ASM_CPU_SPEC): Move back to rs6000.h
8933 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
8935 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
8937 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
8940 * config/rs6000/linux64.h: Ditto.
8942 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8943 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
8946 Remove accidently readded definitions of FUNCTION_PROLOGUE,
8947 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
8949 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8952 2001-08-05 Richard Henderson <rth@redhat.com>
8954 * local-alloc.c (update_equiv_regs): Do not move insns that
8957 2001-08-05 Jan Hubicka <jh@suse.cz>
8959 * Makefile.in (reload1.o): Add dedendancy on except.h
8960 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
8962 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
8963 indicating wehther edges has been cleaned up.
8964 * reload1.c: Inlucde except.h
8965 (fixup_abnormal_edges): Accept deleted insns.
8966 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
8969 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8971 * cpplib.c (do_line): Correct line number after pop_buffer.
8973 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8975 PR preprocessor/3824
8976 * line-map.c: Update comments.
8977 * line-map.h: Update comments.
8978 * tradcif.y: Don't consider large numbers unsigned.
8980 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8982 PR preprocessor/3081
8983 * c-lex.c (map): New.
8984 (cb_file_change): Update map and use it.
8985 (cb_def_pragma, cb_define, cb_undef): Use map and line.
8986 (c_lex): Update to use map.
8987 * cpperror.c (print_location): Move to using logical line numbers.
8988 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
8989 (cpp_make_system_header): Similarly.
8990 (_cpp_execute_include): Stop line numbering hacks. Store the
8991 line we will return to.
8992 * cpphash.h (CPP_BUF_LINE): Remove.
8993 (struct cpp_buffer): Remove lineno and pseudo_newlines.
8994 Add map and return_to_line.
8995 (_cpp_do_file_change): Update.
8996 * cppinit.c (cpp_start_read): Update line kludge.
8997 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
8998 (trigraph_ok): Use logical line numbers for diagnostics.
8999 (skip_block_comment): Likewise.
9000 (skip_whitespace): Likewise.
9001 (skip_line_comment): Use pfile->line instead.
9002 (_cpp_lex_token): Update to use logical line numbering exclusively.
9003 Handle BOL locally. Accept new lines in directives, but keep
9004 pfile->line decremented. Diagnostics use logical lines. Update
9006 * cpplib.c (SEEN_EOL): New.
9007 (skip_rest_of_line, check_eol): Use it.
9008 (end_directive): Increase line number when accepting the newline
9009 at the end of a directive.
9010 (run_directive): Simplify.
9011 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
9012 (_cpp_do_file_change): Update to take buffer line number as an
9013 argument, and store the current map in the cpp_reader. Remove
9014 line number kludges.
9015 (_cpp_do__Pragma): Restore output position after a _Pragma.
9016 (cpp_push_buffer): Don't set output line or lineno.
9017 (_cpp_pop_buffer): Transfer more info from a faked buffer.
9018 Remove line kludge. Set output_line.
9019 * cppmacro.c (builtin_macro): Update handling of __LINE__.
9020 (parse_arg): Use logical lines.
9021 (save_lookahead_token): Save EOFs too now.
9022 * cppmain.c (struct printer): Fix comments.
9023 (printer_init): Simplify, let caller do errors.
9024 (scan_translation_unit, check_multiline_token, dump_macro): Update.
9025 (maybe_print_line): Simplify.
9026 (print_line): Don't print a linemarker if -P.
9027 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
9028 (cb_file_change): Simplify.
9029 * line-map.h (LAST_SOURCE_LINE): Fix.
9030 (CURRENT_LINE_MAP): New.
9032 2001-08-05 Bernd Schmidt <bernds@redhat.com>
9034 * doloop.c (doloop_modify_runtime): Properly compute number of
9035 iterations if loop was unrolled.
9037 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
9038 if their CSELIB_VAL_PTRs are.
9040 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
9041 (setup_spill_pointers): Initialize it.
9042 (spill_restore_mem): Set it.
9043 (do_spill, do_restore): Use it to add REG_INC note.
9044 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
9046 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
9047 asms if other insns are available.
9049 * config/ia64/ia64.c (condop_operator): New predicate.
9050 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
9051 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
9054 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
9055 temporary register than directly using a MEM.
9057 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9059 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
9060 parameter in last change.
9062 2001-08-04 Zack Weinberg <zackw@panix.com>
9064 * sparc.md: Don't use #if inside C test expression.
9066 2001-08-04 Richard Henderson <rth@redhat.com>
9068 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
9070 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
9072 * cpphash.h (struct cpp_reader): New member directive_line.
9073 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
9074 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
9075 do_pragma): Pass line to callbacks.
9076 (start_directive): Record line of directive.
9077 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
9078 cb_include): Similarly.
9079 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
9082 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9084 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
9087 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9089 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
9091 * reload1.c (fixup_abnormal_edges): New static function.
9094 * flow.c (need_fake_edge_p): New function.
9095 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
9096 avoid call insn to be very last insn in the insn stream.
9098 * profile.c (branch_prob): Call flow_call_edges_add instead of
9099 doing that by hand; cleanup cfg to re-merge basic blocks once
9102 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9104 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
9105 are also on line-map.h.
9106 * cppfiles.c (stack_include_file): Update.
9107 * cpphash.h (struct cpp_buffer): New member return_at_eof.
9108 (_cpp_pop_buffer): New.
9109 * cppinit.c (cpp_destroy, cpp_finish): Update.
9110 (do_includes): Mark each buffer to return at EOF.
9111 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
9112 return as requested.
9113 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
9114 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
9115 * cpplib.h (cpp_pop_buffer): Remove.
9116 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
9117 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
9119 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
9121 (do_preprocessing): Update.
9122 * fix-header.c (read_scan_file): Update. No need to pop buffers.
9123 * c-parse.in (_yylex): Similarly.
9124 * scan-decls.c (scan_decls): Similarly.
9125 * line-map.h: Update comments.
9127 * objc/Make-lang.in (objc-act.o): Update dependencies.
9129 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9131 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
9132 and soft register for operand 0.
9133 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
9135 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9137 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
9138 register for operand 0.
9139 ("bitcmpqi_z_used"): Allow memory for operand 0.
9140 (split "bitcmpqi"): New split to handle address reg as operand 1.
9142 2001-08-04 Andreas Jaeger <aj@suse.de>
9144 * gcse.c: Revert Daniel's last patch.
9146 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9148 * sparc-protos.h: Add prototypes for fp_zero_operand and
9150 * sh-protos.h: Add prototype for fpul_operand.
9152 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9154 * doc/extend.texi (Other Builtins): Fix typo in last change.
9156 2001-08-03 Richard Henderson <rth@redhat.com>
9158 * target.h (gcc_target): Add asm_out.named_section,
9159 section_type_flags, have_named_sections.
9160 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
9161 (TARGET_HAVE_NAMED_SECTIONS): New.
9162 (TARGET_SECTION_TYPE_FLAGS): New.
9164 * Makefile.in (toplev.o): Depend on TARGET_H.
9165 (varasm.o, dbxout.o): Likewise.
9166 * c-common.c (decl_attributes): Check targetm.have_named_sections
9167 instead of ifdef ASM_OUTPUT_SECTION_NAME.
9168 * dbxout.c (dbxout_function_decl): Likewise.
9169 (dbxout_function_end): Likewise.
9170 * toplev.c (compile_file): Likewise.
9171 * varasm.c (exception_section): Likewise.
9172 * cp/decl2.c (finish_objects): Likewise.
9174 * defaults.h (EH_FRAME_SECTION): Remove.
9175 (EH_FRAME_SECTION_ASM_OP): Remove.
9176 (EH_FRAME_SECTION_NAME): New.
9177 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
9178 (UNIQUE_SECTION_P): Remove.
9179 * dwarf2out.c (SECTION_FORMAT): Remove.
9180 (ASM_OUTPUT_SECTION): Remove.
9181 (output_call_frame_info): Use named_section_flags.
9182 (output_comp_unit, dwarf2out_start_source_file): Likewise.
9183 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
9184 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
9185 * varasm.c (in_eh_frame, eh_frame_section): Remove.
9186 (named_section_flags): New.
9187 (named_section): Use it and targetm.section_type_flags.
9188 (resolve_unique_section): New.
9189 (assemble_start_function): Use it.
9190 (asm_emit_uninitialised, assemble_variable): Likewise.
9191 (default_section_type_flags): New.
9192 (default_no_named_section, default_elf_asm_named_section): New.
9193 (default_coff_asm_named_section, default_pe_asm_named_section): New.
9194 * output.h: Update varasm.c decls.
9195 (SECTION_*): New flags.
9197 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
9198 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
9200 * config/elfos.h (UNIQUE_SECTION_P): Remove.
9201 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
9202 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
9203 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9204 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
9205 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
9206 * config/mips/elf.h, config/mips/elf64.h: Likewise.
9207 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
9208 * config/pa/pa64-hpux.h,
9210 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
9211 (TARGET_ASM_NAMED_SECTION): New.
9212 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
9213 * config/alpha/vms.h, config/arm/coff.h: Likewise.
9214 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
9215 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
9216 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
9217 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
9218 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9219 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
9220 * config/i386/sco5.h, config/i386/win32.h: Likewise.
9221 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
9222 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
9223 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
9224 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
9225 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
9226 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
9227 * config/sparc/sysv4.h: Likewise.
9229 * config/nextstep.h: Error until named sections implemented.
9231 * config/a29k/a29k.c (a29k_asm_named_section): New.
9232 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
9233 (vms_section_type_flags, vms_asm_named_section): New.
9234 * config/arm/arm.c (arm_elf_asm_named_section): New.
9235 * config/avr/avr.c (asm_output_section_name): Remove.
9236 * config/avr/avr-protos.h: Update.
9237 * config/c4x/c4x.c (c4x_asm_named_section): New.
9238 * config/h8300/h8300.c (h8300_asm_named_section): New.
9239 * config/i386/i386.c (sco_asm_named_section): New.
9240 * config/i386/winnt.c (SECTION_PE_SHARED): New.
9241 (i386_pe_section_type_flags): New.
9242 (i386_pe_asm_named_section): New.
9243 * config/i386/i386-protos.h: Update.
9244 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
9245 * config/mcore/mcore.c (mcore_asm_named_section): New.
9246 * config/mips/mips.c (iris6_asm_named_section): New.
9247 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
9248 instead of UNIQUE_SECTION_P.
9249 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
9250 (xcoff_asm_named_section): New.
9251 * config/sh/sh.c (sh_asm_named_section): New.
9252 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
9254 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
9255 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
9256 (EH_FRAME_SECTION_NAME): New.
9257 (EXCEPTION_SECTION): New.
9258 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
9259 (DEBUG_*_SECTION): Remove.
9260 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
9261 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
9262 (EH_FRAME_SECTION_ASM_OP): Remove.
9264 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
9265 (ASM_OUTPUT_SECTION_NAME): Remove.
9266 (TARGET_ASM_NAMED_SECTION): New.
9267 (TARGET_HAVE_NAMED_SECTIONS): New.
9268 (TARGET_SECTION_TYPE_FLAGS): New.
9269 (EH_FRAME_SECTION_ASM_OP): Remove.
9270 (EH_FRAME_SECTION_NAME): New.
9272 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9274 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
9275 for complex expressions when cfun == 0.
9276 * doc/extend.texi: Document that __builtin_constant_p can be
9277 used in data initializers as well as functions.
9279 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
9281 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
9282 variable I locally, instead of expecting a declaration in the
9285 2001-08-03 Richard Henderson <rth@redhat.com>
9287 * except.c (collect_one_action_chain): Add an explicit cleanup
9288 action if regions surrounding a catch were encoded entirely
9289 within the call-site entry.
9291 2001-08-03 Richard Henderson <rth@redhat.com>
9293 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
9294 don't take REGNO of a non-register.
9296 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9298 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
9299 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
9300 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
9301 (__gthread_mutex_init_function): New function for mutex initialization.
9303 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9305 * Makefile.in: Revert screwed up commit.
9307 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9309 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
9310 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
9311 merged by linker script to get a final _exit().
9312 (__do_global_dtors): New for destructor handling in specific exit
9314 (__do_global_ctors): New for constructors in specific install section.
9315 (__map_data_section): Map data sections before running constructors.
9316 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
9317 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
9318 (DTORS_SECTION_ASM_OP): Likewise.
9319 (CTORS_SECTION_FUNCTION): Define to force a reference to
9321 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
9323 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9325 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
9327 * Makefile.in: Add df.h to gcse.c dependencies.
9329 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9331 * varasm.c (output_constant_def_contents): Use for the length of a
9332 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
9333 depending on which is larger.
9335 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9337 * gcse.c: Include df.h for use as a dataflow analyzer.
9339 Declaration of reg_set_info: gone.
9340 New df_analyzer variable used by store motion.
9341 (reg_set_info): Deleted.
9342 (mark_mem_regs): New function, analyze regs used by a mem.
9343 (store_ops_ok): Use dataflow analyzer results to determine if
9344 necessary regs are changed in the block.
9345 (find_moveable_store): Remove check for symbol ref, we can handle
9346 much more complex expressions now.
9347 (compute_store_table): Remove most of the code, it's unnecessary
9348 now that the dataflow analyzer records the info for us.
9349 (store_killed_after): Add parameter to say whether to do the
9350 store_ops_okay test, used to speed up testing when we already know
9351 the answer, and just want to know if the store itself was killed.
9352 (build_store_vector): Largely rewritten to calculate the various
9353 vectors properly, and somewhat optimized.
9354 (store_motion): Init the df_analyzer, get REG_DEF chains.
9355 Also handle trapping expressions (since mems almost always trap)
9356 (simple_mem): Redefine what a simple mem is.
9358 2001-08-03 DJ Delorie <dj@redhat.com>
9360 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
9361 set from a constant part of the condition.
9363 2001-08-01 Andrew Cagney <ac131313@redhat.com>
9365 * mkdeps.c (deps_add_default_target): Make local variable
9366 ``start'' a const char pointer.
9367 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
9369 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9371 * doc/install.texi (Configuration): Fix markup.
9372 (Specific, i?86-*-udk): Likewise.
9373 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9375 Document --enable-threads and --enable-libgcj status.
9376 (Specific, mips-sgi-irix*): Canonicalize triples.
9377 (Specific, mips-sgi-irix5): Warn about problems with this config.
9378 Mention required GNU as patch.
9379 Native assembler problems are fixed.
9380 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9381 Document --enable-threads and --enable-libgcj status.
9383 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9385 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9388 2001-08-03 Richard Henderson <rth@redhat.com>
9390 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9393 2001-08-03 Richard Henderson <rth@redhat.com>
9395 * rtlanal.c (find_first_parameter_load): Stop if we
9396 reach a CODE_LABEL at BOUNDARY.
9398 2001-08-03 Richard Henderson <rth@redhat.com>
9400 * config/alpha/alpha.md (force_movdi): New insn.
9401 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9402 Tweek FRP marking of VMS prologue insns.
9403 * config/alpha/vms.h (EPILOGUE_USES): New.
9405 2001-08-02 Richard Henderson <rth@redhat.com>
9407 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9409 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9411 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9412 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9413 config/convex/convex.h, config/d30v/d30v.c,
9414 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9415 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9416 config/mips/mips.h, config/mn10200/mn10200.h,
9417 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9418 config/v850/v850.h, config/vax/openbsd.h,
9419 config/vax/openbsd1.h, config/vax/ultrix.h,
9420 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9421 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9422 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9423 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9424 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9425 in comments and documentation.
9427 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9431 * Makefile.in (line-map.o): New.
9432 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9433 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9434 * cpperror.c (print_containing_files): Similarly.
9435 (print_location): Update. Don't output a space before _Pragma.
9436 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9437 (stack_include_filee, cpp_make_system_header): Update.
9438 (_cpp_execute_include): Get logical line number right for calling
9439 as-yet-unterminated #include.
9440 * cpphash.h (struct cpp_reader): Add line_maps.
9441 (_cpp_do_file_change): Update.
9442 * cppinit.c (cpp_create_reader): Initialize line maps.
9443 (cpp_destroy): Destroy line maps.
9444 (cpp_start_read): Get logical line number right.
9445 * cpplex.c (parse_string): Only warn once for multi-line strings.
9446 Use boolean variable for null warning.
9447 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9449 (do_include_common): End the directive early.
9450 (do_line): Don't warn about out-of-range lines in preprocessed
9451 source. Update. Remove unused variables.
9452 (_cpp_do_file_change): Update for new line mapping.
9453 (pragma_cb): New typedef.
9454 (cpp_register_pragma): Stop looking ahead before calling the
9456 (do_pragma_system_header): End directive early.
9457 (cpp_get_line_maps): New.
9458 (cpp_pop_buffer): Fudge logical line. Update.
9459 * cpplib.h: Include line-map.h
9460 (enum cpp_fc_reason): Remove.
9461 (struct cpp_file_change): Update.
9462 (cpp_get_line_maps): New.
9463 * cppmain.c (struct_printer): New member map.
9464 (cb_file_change): Update for new mappings.
9465 * fix-header.c (cb_file_change): Similarly.
9467 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9469 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9470 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9472 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9474 * config/vax/vax.c: include expr.h.
9476 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9478 * Makefile.in ($(srcdir)/configure): Only rebuild in
9480 ($(srcdir)/config.in): Only define in maintainer mode.
9481 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9483 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9485 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9487 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9489 * gcc.c (set_collect_gcc_options): New function, split out from
9491 Ignore elided switches.
9492 (do_spec_1): Invoke before executing command.
9493 (set_input): Export.
9494 Move declaration ...
9495 * gcc.h (set_input): ... here.
9496 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9499 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9502 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9504 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9506 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9508 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9509 for the unnamed instructions it expands to.
9511 2001-08-02 Richard Henderson <rth@redhat.com>
9513 * regclass.c (call_really_used_regs): Conditionally define.
9514 (init_reg_sets_1): Don't use it if not defined.
9515 (fix_register): Similarly, don't set it.
9517 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9519 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9520 Correct comment that had been missed in the previous change.
9522 2001-08-01 Stan Shebs <shebs@apple.com>
9524 * config/darwin.c (machopic_stub_name): Try matching by name.
9525 (update_stubs): New function.
9526 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9529 2001-08-01 Richard Henderson <rth@redhat.com>
9531 * except.c (output_function_exception_table): Use assemble_align.
9532 * varasm.c (assemble_eh_label): Remove.
9533 (assemble_eh_align, assemble_eh_integer): Remove.
9535 2001-08-01 Robert Lipe <robertl@caldera.com>
9537 * dwarfout.c: Remove reference to README.DWARF.
9539 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9541 * regclass.c (call_really_used_regs): New array for registers which
9542 are actually used by a call.
9543 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9545 (fix_register): Set call_really_used too.
9546 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9547 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9549 2001-08-01 Richard Henderson <rth@redhat.com>
9551 * read-rtl.c (read_name): Consider \r whitespace.
9553 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9555 * config.gcc: Recognize powerpc-*-netbsd*.
9557 * doc/install.texi (Host/target specific installation notes for
9558 GCC): Mention powerpc-*-netbsd*.
9560 * config/rs6000/netbsd.h: New file.
9561 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9562 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9563 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9564 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9565 (TARGET_VERSION): Redefine.
9567 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9568 mcall-netbsd as a match for mcall-sysv.
9569 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9570 (ncrti.S, ncrtn.S): New targets.
9571 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9573 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9574 "netbsd' as a V4 ABI.
9575 (ASM_SPEC): Check for -mcall-netbsd.
9576 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9577 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9578 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9579 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9580 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9581 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9582 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9584 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9585 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9587 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9589 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9590 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9591 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9592 including "unwind-pe.h".
9594 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9596 * rs6000.md (define_splits): Kill unused constraints.
9598 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9599 Jan Hubicka <jh@suse.cz>
9601 * function.c (thread_prologue_and_epilogue_insns): Kill code
9602 dealing with non-existent CFG.
9604 2001-08-01 Kazu Hirata <kazu@hxi.com>
9606 * alias.c: Fix comment formatting.
9607 * bitmap.c: Likewise.
9608 * builtins.c: Likewise.
9609 * calls.c: Likewise.
9610 * c-common.c: Likewise.
9611 * c-decl.c: Likewise.
9612 * c-dump.c: Likewise.
9613 * c-lex.c: Likewise.
9614 * collect2.c: Likewise.
9615 * combine.c: Likewise.
9616 * conflict.c: Likewise.
9617 * cppfiles.c: Likewise.
9618 * cppinit.c: Likewise.
9619 * cpplex.c: Likewise.
9620 * cpplib.c: Likewise.
9621 * cppmacro.c: Likewise.
9622 * cppspec.c: Likewise.
9623 * c-pragma.c: Likewise.
9624 * crtstuff.c: Likewise.
9626 * cselib.c: Likewise.
9627 * c-semantics.c: Likewise.
9628 * c-typeck.c: Likewise.
9630 2001-08-01 H.J. Lu <hjl@gnu.org>
9632 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9634 2001-08-01 H.J. Lu <hjl@gnu.org>
9636 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9638 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9640 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9641 contextualizing Objective-C class name lookup by the lexer.
9642 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9644 (protocoldef): Add support for forward @protocol declarations.
9645 (yylexname): Suppress ObjC class name lookup in certain contexts;
9646 re-enable after lookup is complete.
9647 (_yylex): Re-enable ObjC class name lookup when certain
9648 punctuation marks are seen.
9650 * objc/objc-act.c (check_protocol_recursively): New function used
9651 for finding circular dependencies in protocols.
9652 (objc_declare_protocols): New function for handling forward
9653 @protocol declarations.
9654 (receiver_is_class_object): Detect the case when 'self' is used
9655 inside of a class method.
9656 (build_message_expr): Issue a warning if class method is desired
9657 but instance method is found instead.
9658 (conforms_to_protocol): Streamline.
9659 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9660 protocol Foo, even if 'Bar foo' does not.
9661 (check_protocols): Streamline.
9662 (start_protocol): Add checks for circular and duplicate protocol
9664 (encode_aggregate_within): For typedefs of structs, encode the
9666 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9667 (objc_declare_protocols): New prototype.
9669 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9671 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9672 * cpplex.c (handle_newline): Update prototype. Maintain logical
9674 (skip_escaped_newlines, skip_block_comment, parse_string):
9676 (_cpp_lex_token): Update, and store token position within the token.
9677 * cpplib.h (struct cpp_token): Add line and column entries.
9678 * cppmacro.c (replace_args): Position stringified tokens correctly.
9680 2001-08-01 Andreas Jaeger <aj@suse.de>
9682 * basic-block.h: Add prototype for last_loop_beg_note.
9684 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9686 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9687 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9689 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9690 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9691 expand_decl_cleanup.
9692 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9694 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9695 operand while calling simple_cst_equal.
9696 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9697 operand is the cleanup expression, the third is the RTL_EXPR.
9698 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9700 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9702 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9704 2001-07-31 matthew green <mrg@eterna.com.au>
9706 * config.gcc (i386-*-netbsdelf): New description.
9707 * config/i386/netbsd-elf.h: New file.
9709 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9711 * loop.c (check_dbra_loop): Use single_set to compute
9714 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9716 PowerPC reorg and support for powerpc64-*-linux*.
9718 Also fixes emitting of constants on 32 bit and 64 bit
9721 * config.gcc: powerpc64-*-linux* is a new target.
9722 Things that needed aix.h now also include xcoff.h
9724 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9726 Move AIX specific stuff into aix.h.
9727 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9728 with more than just XCOFF now.
9729 (SET_ASM_OP): Remove, now defined where needed.
9730 (FUNCTION_PROLOGUE): New macro definition.
9731 (FUNCTION_EPILOGUE): New macro definition.
9732 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9734 * config/rs6000/xcoff.h: New file.
9736 * config/rs6000/linux64.h: New file.
9738 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9740 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9742 * rs6000.c (print_operand_address): Handle ELF syntax.
9743 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9744 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9745 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9747 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9749 * rs6000.c (rs6000_override_options): Only disable
9750 flag_function_sections for XCOFF.
9751 (exact_log2_cint_operand): New predicate.
9752 (reg_or_{add,sub}_cint64_operand): New predicates.
9753 (add_operand): Compare CONST_INT with fewer function calls.
9754 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9755 (print_operand, case 'p'): Ensure positive operand.
9756 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9757 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9758 (PREDICATE_CODES): Add new predicates.
9759 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9760 (divsi3, modsi3): Ensure positive power-of-2.
9761 (adddi3): Use new predicate. Split 32-bit constants more
9762 correctly. Re-arrange splitter to handle any constant.
9763 (subdi3): Use new predicate.
9764 (divdi3, moddi3): Ensure positive power-of-2.
9765 (movdi): Use rs6000_emit_set_const.
9766 (load_toc_v4_pic_di): Delete.
9768 2001-07-31 Graham Stott <grahams@redhat.com>
9770 * function.c (pad_below): Revert 2001-07-26 patch.
9772 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9774 * reg-stack (convert_regs_1): Fix best edge condition.
9776 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9778 * jump.c (duplicate_loop_exit_test): Better test for jumps
9779 entering the loop; create loop pre_header.
9781 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9783 * doc/install.texi: Add s390 and s390x as new targets.
9784 * doc/invoke.texi: Add documentation of S/390 and zSeries
9786 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9788 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9790 * config/m68k/m68k.md: Replace all general_operand with
9791 nonimmediate_operand for all destinations.
9792 * config/m68k/m68k.c (not_sp_operand): Likewise.
9794 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9796 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9798 2001-07-30 Richard Henderson <rth@redhat.com>
9800 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9801 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9803 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9805 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9806 Add missing doc strings
9807 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9808 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9810 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
9812 * i386.c (ix86_output_main_function_alignment_hack): New function.
9813 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
9815 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
9816 edges by EDGE_DFS_BACK flag.
9817 (dump_edge_info): Add dfs_back flag.
9818 * basic-block.h (EDGE_DFS_BACK): New constant.
9819 (mark_dfs_back_edges): Declare.
9820 * alias.c (loop_p): Remove.
9821 (mark_constant_function): Use mark_dfs_back_edges.
9823 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
9824 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
9825 (compensate_edge): Break out from ...
9826 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
9827 (convert_regs_2): Set block_done once block is really done;
9828 Do updating of the predecesors counts.
9830 * toplev.c (rest_of_compilation): Recompute block_for_insn
9831 before post-reload cfg_cleanup.
9832 * function.c (thread_prologue_epilogue_insns):
9833 Call set_block_for_new_insns when emitting prologue directly.
9835 2001-07-30 Andreas Jaeger <aj@suse.de>
9837 * jump.c: Add prototype for mark_modified_reg.
9839 * cse.c (set_live_p): Add unused attribute.
9841 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
9843 (scan_for_source_files): Use long for count to avoid overflow.
9844 (output_data): Likewise.
9845 (output_data): Don't use string concatatenation to silence gcc
9848 * predict.c: Fix typos and grammar.
9850 * gcse.c (insert_insn_end_bb): Remove unused variables.
9852 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
9854 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
9855 (attempt_auto_inc): LIkewise.
9856 (mark_used_reg): Likewise.
9857 (try_pre_increment_1): Likewise.
9858 * regclass.c (regclass): Likewise.
9859 * global.c (allocno_compare): Update comment; change scaling factor.
9860 * local-alloc.c (QTY_CMP_PRI): Likewise.
9861 * regs.h (REG_FREQ_FROM_BB): New.
9862 (REG_FREQ_MAX): Likewise.
9864 2001-07-30 H.J. Lu <hjl@gnu.org>
9866 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
9869 2001-07-30 H.J. Lu (hjl@gnu.org)
9871 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
9872 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9873 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
9875 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
9877 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
9878 as -mthumb-interwork when -mcpu=arm7 is specified.
9880 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9882 * predict.def (noreturn, loop branch, loop exit): Mark as first
9885 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
9887 * combine.c (try_combine): Avoid barrier after noop jumps.
9889 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9891 * cpphash.h (struct cpp_reader): Remove import_warning.
9892 * cpplib.c (skip_rest_of_line): Don't bother turning off
9894 (parse_include): Move include handling to...
9895 (do_include_common): ... here. Move import warning from...
9896 (do_import): ... here.
9897 (do_pragma_poison): Don't do a callback for poison identifiers.
9898 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
9899 * cppmain.c (setup_callbacks): Similarly.
9901 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9903 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
9904 handle multiple sets.
9905 * except.c (sjlj_mark_call_sites): .... here.
9906 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
9908 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9910 Suggested by Richard Henderson and Richard Kenner:
9911 * combine.c (recog_for_combine): Use the fake recog
9912 only if instruction does not match.
9913 * rtl.h (NOOP_MOVE_INSN_CODE): New.
9914 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
9916 * combine.c (try_combine): Discover noop jump as direct jump.
9918 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
9920 * df.c (df_rd_global_compute): Add successors to worklist, not
9922 (df_ru_global_compute): Ditto.
9924 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
9926 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
9927 increment REG_N_SETS.
9929 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
9931 * sbitmap.h: New prototype for sbitmap_a_xor_b.
9933 * sbitmap.c (sbitmap_a_xor_b): New function.
9934 ifdef the basic block stuff on IN_GCC.
9936 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9938 * cppexp.c (parse_defined): Always record the macro name.
9939 (lex): Don't worry about identifiers, or special-case
9941 (_cpp_parse_expr): Figure out at the end of the routine
9942 whether we saw a valid !defined() expression.
9943 * cppfiles.c (stack_include_file): Update for mi_valid.
9944 (_cpp_pop_file_buffer): Similarly.
9945 * cpplex.c (_cpp_lex_token): Similarly.
9946 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
9947 mi_if_not_defined, mi_lexed): Remove.
9949 * cpplib.c (do_if): Simplify.
9950 (do_endif, push_conditional, _cpp_handle_directive): Update
9951 for renaming of mi_state to mi_valid.
9953 * cpp.texi: Add index entries for digraphs, and add comment
9954 that C++ refers to them as alternative tokens.
9956 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
9958 * basic-block.h (CLEANUP_PRE_LOOP): New.
9959 * except.c (finish_eh_generation): Update call of cleanup_cfg.
9960 * sibcall.c (optimize_sibling_calls): Likewise.
9961 * toplev.c (rest_of_compilation): Likewise.
9962 * flow.c (try_forward_edges): Take argument MODE;
9963 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
9964 (try_optimize_cfg): Update call of try_forward_edges.
9966 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9967 Jan Hubicka <jh@suse.cz>
9969 * (validate_replace_rtx_1): Fix simplification of MINUS.
9971 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
9973 PR preprocessor/3669
9974 * cppinit.c (init_dependency_output): Turn off dump requests
9975 if sending dependencies to stdout.
9977 2001-07-28 Richard Henderson <rth@redhat.com>
9979 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
9982 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
9984 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
9986 2001-07-28 Kazu Hirata <kazu@hxi.com>
9988 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
9989 is VAR_DECL first to prevent an ICE.
9991 2001-07-28 Richard Henderson <rth@redhat.com>
9993 * varasm.c (immed_real_const_1): Don't elide special cases for
9995 (clear_const_double_mem): Clear const_tiny_rtx too.
9997 2001-07-28 Richard Henderson <rth@redhat.com>
9999 * dwarf2out.c (dw_val_class_offset): New.
10000 (struct dw_ranges_struct, dw_ranges_ref): New.
10001 (ranges_table, ranges_table_allocated): New.
10002 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
10003 (add_AT_offset, add_ranges, output_ranges): New.
10004 (print_die, output_die): Handle dw_val_class_offset.
10005 (attr_checksum, size_of_die, value_format): Likewise.
10006 (gen_lexical_block_die): Handle non-contiguous blocks.
10007 (gen_block_die): Likewise.
10008 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
10009 if needed. Dump the ranges table.
10010 * final.c (final_start_function): Remove unnecessary notes and
10011 rebuild the block tree before numbering the blocks.
10012 * function.c (reorder_blocks_0): Walk the existing block tree
10013 to unmark all blocks.
10014 (reorder_blocks_1): Create block fragments when duplicate block
10016 (reorder_fix_fragments): New.
10017 (reorder_blocks): Call it.
10018 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
10020 2001-07-28 Richard Henderson <rth@redhat.com>
10022 * emit-rtl.c (adjust_address): Make a copy of the memory address.
10024 2001-07-28 Richard Henderson <rth@redhat.com>
10026 * flow.c (add_to_mem_set_list): New function.
10027 (init_propagate_block_info): Use it.
10028 (mark_set_1): Likewise.
10029 (insn_dead_p): Canonicalize memory address for dead store
10030 comparison. Allow wider mode stores to kill narrower mode stores.
10031 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
10032 (invalidate_mems_from_set): Don't handle MEMs.
10034 2001-07-28 Kazu Hirata <kazu@hxi.com>
10036 * config/h8300/h8300.h: Fix formatting.
10038 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10040 * basic-block.h (EDGE_FREQUENCY): New macro.
10041 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
10043 * flow.c (find_sub_basic_blocks): Likewise.
10044 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
10045 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
10047 * predict.c (DEF_PREDICTOR): New argument FLAGS.
10048 (HITRATE): New macro.
10049 (PRED_FLAG_FIRST_MATCH): New constant.
10050 (predictor_info): New field flgags.
10051 (combine_predictions_for_insn): Use DS theory to combine
10052 probabilities; set the edge probabilities when finished.
10053 (estimate_probability): Avoid duplicated matches
10054 of LOOP_BRANCH heuristics for nested loops; update comment.
10055 * predict.def: Add flags for each prediction, set probabilities
10056 according to B&L paper.
10057 * predict.h (DEF_PREDICTOR): New argument FLAGS.
10059 * profile.c (compute_branch_probabilities): Cleanup way the edge
10060 probabilities are computed and REG_BR_PROB notes are dropped; if
10061 values does not match, emit error.
10062 (init_branch_prob): Do error instead of warning when profile driven
10063 feedback is missing or corrupt.
10065 2001-07-27 DJ Delorie <dj@redhat.com>
10067 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
10068 against a constant, try to adjust the compare to have the desired
10069 constant in it so that min/max optimizations happen more often.
10071 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10073 * flow.c (last_loop_beg_note): New function.
10074 (redirect_edge_and_branch): Use it.
10075 (split_edge): Likewise.
10077 * alias.c (loop_p): Avoid uninitialized memory access.
10079 * flow.c (try_forward_edges): Avoid accessing freed memory.
10081 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
10084 2001-07-26 Andrew Haley <aph@redhat.com>
10085 Joern Rennecke <amylaar@redhat.com>
10087 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
10088 (SUBTARGET_CPP_ENDIAN_SPEC): New.
10089 (SUBTARGET_CPP_SPEC): New.
10090 (CPP_SPEC): Remove.
10091 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
10092 (SUBTARGET_CPP_PTR_SPEC): New.
10093 (CPP_DEFAULT_CPU_SPEC): New.
10094 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
10095 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10096 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
10097 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10098 (SUBTARGET_CPP_SPEC): Define as an empty string.
10100 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10102 * doc/install.texi (Configuration): Properly link the host
10103 specific instructions also when generating HTML.
10105 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
10107 * flow.c (redirect_edge_and_branch_force): Test
10108 target->global_live_at_start.
10110 2001-07-26 Richard Henderson <rth@redhat.com>
10112 * simplify-rtx.c (avoid_constant_pool_reference): Export.
10113 * rtl.h (avoid_constant_pool_reference): Declare it.
10114 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
10115 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
10117 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10119 * rtl.h (cleanup_barriers): Declare.
10120 * jump.c (cleanup_barriers): New function.
10121 * toplev.c (rest_of_compilation): Call cleanup_barriers
10122 before loop optimizer and after bb_reorder.
10124 * flow.c (back_edge_of_syntactic_loop_p): New.
10125 (split_edge): Use it.
10127 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10129 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
10131 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
10133 * cse.c (cse_process_notes): Replace any registers if the address
10136 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
10138 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
10139 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
10140 (propagate_block): Update prototype.
10141 * flow.c (update_life_info): Simplify the CFG and
10142 recalculate the global regs which are alive when
10143 removing dead code during a global update.
10144 (propagate_block): Return non-zero if an INSN is
10147 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10149 * Makefile.in (LIBICONV): Define.
10151 2001-07-26 Catherine Moore <clm@redhat.com>
10153 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
10154 of conditional to avoid tree checking errors.
10156 2001-07-26 Kazu Hirata <kazu@hxi.com>
10158 * regmove.c (regmove_optimize): Don't replace a reg with
10159 another reg of a different mode.
10161 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
10163 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
10164 limit length of dependency flush list.
10165 * params.h (MAX_PENDING_LIST_LENGTH): Define.
10166 * sched-int.h (struct deps): Add pending_flush_length field.
10167 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
10168 has 1 element in it.
10169 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
10170 (sched_analyze): After a jump, if the pending memory flush list is too
10171 large, flush the pending lists.
10172 (init_deps): Initialize pending_flush_length to 0.
10173 * doc/invoke.texi (max_pending_list_length): Document parameter.
10175 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
10177 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
10178 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
10179 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
10181 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10183 * cpphash.h (struct_lexer_state): Delete was_skipping.
10184 Move skipping here from struct cpp_reader.
10185 * cpplex.c (parse_identifier): Update.
10186 (_cpp_lex_token): Don't skip tokens in a directive.
10187 * cpplib.c (struct if_stack): Update.
10188 (start_directive, end_directive): Don't change skipping state.
10189 (_cpp_handle_directive): Update.
10190 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
10191 (do_else, do_endif): Update; only check for excess tokens if not
10192 in a skipped conditional block.
10193 (push_conditional): Update for new struct if_stack.
10195 2001-07-26 Graham Stott <grahams@redhat.com>
10197 * function.c (locate_and_pad_parm): Also pad initial offset
10198 so that the total argument size also includes the padding.
10200 2001-07-26 Graham Stott <grahams@redhat.com>
10202 * gensupport.c (alter_output_for_insn): Correct enable checking failure
10203 change XSTR to XTMPL.
10205 (process_one_cond_exec): Likewise
10207 2001-07-25 Richard Henderson <rth@redhat.com>
10209 * varasm.c (assemble_variable): Create DECL_RTL before setting
10212 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
10214 * predict.c (estimate_probability): Avoid duplicated predictions.
10216 * loop.c (find_and_verify_loops): Grok multiple barriers.
10218 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10220 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
10222 * dbxout.c: Consistently use putc instead of fputc.
10223 (print_wide_int): New function; call instead of direct fprintf.
10224 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
10225 (dbxout_type_fields, dbxout_type_method_1): Likewise.
10226 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
10227 (print_int_cst_octal): Likewise.
10228 (print_octal): Show we wrote characters.
10229 (dbxout_type): Set have_used_extensions in more places.
10231 2001-07-25 Catherine Moore <clm@redhat.com>
10233 * config/v850/v850.c (v850_va_arg): Use addr
10234 instead of valist to build incr.
10236 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
10238 * flow.c (delete_dead_jumptables): New function.
10239 (life_analyzis): Call it.
10240 * bb-reorder.c (skip_insns_after_block): Handle contradictory
10243 2001-07-25 Richard Henderson <rth@redhat.com>
10245 * except.c (reachable_handlers): Handle a region being removed
10246 out from under a RESX.
10248 2001-07-25 Richard Henderson <rth@redhat.com>
10250 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
10251 swap GE/GT if it is an fp comparison.
10253 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
10255 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
10258 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
10260 * ssa.c (rename_insn_1): Do not wrap an assignment to a
10261 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
10264 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
10265 throw an exception.
10266 (visit_expression): When attempting to simplify an expression,
10267 retrieve any modes for arguments before they are simplified
10270 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10271 Janis Johnson <janis@us.ibm.com>
10273 * stmt.c (expand_goto): A nonlocal goto can be a call too.
10274 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
10275 pointer parameters to match documented usage of nonlocal_goto.
10276 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
10277 parameters to their correct order.
10278 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
10279 parameters to their correct order.
10281 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10283 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
10285 2001-07-25 Jan Hubicka <jh@suse.cz>
10286 Richard Henderson <rth@redhat.com>
10288 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
10290 (make_edges): New argument update_p; populate the edge cache if set.
10291 (find_basic_blocks): Update make_edges invocation.
10293 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10295 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
10297 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10299 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
10300 -Acpu and -Amachine.h.
10301 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
10302 Corrected header to say ELF not a.out.
10303 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
10304 when given -msoft-float.
10306 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10308 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
10309 extra multilib parts like arm-elf.
10310 (i960-*-coff*, i960-*-rtems): Should not use collect2.
10311 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
10312 crtfini.o as extra multilib parts.
10314 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10316 * configure.in: Add rtems as a supported thread model.
10317 * gthr-rtems.h: Add missing entry point __gthread_active_p.
10318 * configure: Rebuilt.
10320 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
10322 * stor-layout.c (get_mode_alignment): make it work when
10323 BITS_PER_UNIT is not a power of two.
10324 * builtins.c (get_pointer_alignment): Likewise.
10326 2001-07-24 Richard Henderson <rth@redhat.com>
10328 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
10329 the retrieved constant into the expected mode.
10331 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10333 * flow.c (try_simplify_condjump): Avoid duplicated edges.
10334 (verify_flow_info): Check for duplicated edges; clarify
10337 * flow.c (block_label): Update basic_block_for_insn.
10338 (commit_edge_insertions): Call compute_bb_for_insn.
10340 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
10343 * flow.c (redirect_edge_and_branch,
10344 try_optimize_cfg): Use redirect_edge_succ_nodup
10345 (redirect_edge_succ_nodup): New.
10346 * basic_block.h (redirect_edge_succ_nodup): Declare.
10348 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
10351 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
10353 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
10354 (try_crossjump_to_edge): Update commetns.
10355 (try_crossjump_bb): Likewise.
10357 2001-07-24 Richard Henderson <rth@redhat.com>
10359 * combine.c (distribute_notes): Move set of need_refresh
10360 for noop_move_p down to catch all cases.
10362 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
10364 * recog.c (split_all_insns_noflow): New.
10365 * rtl.h (split_all_insns_noflow): Declare.
10366 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
10367 * m68hc11.c (m68hc11_reorg): Likewise.
10368 * sh.c (machine_dependent_reorg): Likewise.
10369 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
10372 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10374 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10375 (ashlsi3_n splitter): Likewise.
10376 (lshrsi3_n splitter): Likewise.
10378 (GOTaddr2picreg): Make const SImode.
10379 (sym_label2reg): Likewise.
10380 (symGOT2reg): Likewise.
10381 (symGOTOFF2reg) Likewise.
10383 (casesi_worker_0): Make unspec SImode.
10385 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10387 * config/sh/sh.c (barrier_align): Check that an operand really is
10388 an insn before extracting its INSN_CODE.
10390 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10392 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10395 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10396 for SImode to prevent overflow.
10398 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10400 * config/mips/irix6-libc-compat.c: New file.
10401 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10402 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10403 passing workaround.
10405 2001-07-24 lars brinkhoff <lars@nocrew.org>
10407 * rtl.texi (REG_POINTER): Document.
10408 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10409 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10411 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10413 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10415 2001-07-23 Richard Henderson <rth@redhat.com>
10417 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10419 2001-07-23 Kazu Hirata <kazu@hxi.com>
10421 * config/h8300/h8300-protos.h: Add a prototype for
10422 general_operand_dst_push.
10423 * config/h8300/h8300.c (general_operand_dst_push): New.
10424 * config/h8300/h8300.h (OK_FOR_T): New.
10425 (EXTRA_CONSTRAINT): Use it.
10426 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10427 the existing movqi pattern.
10428 (movhi_push): Likewise.
10430 * reload.c: Fix comment typos.
10432 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10434 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10436 2001-07-23 H.J. Lu (hjl@gnu.org)
10438 * doc/extend.texi: Update __builtin_return_address and
10439 __builtin_frame_address.
10441 2001-07-23 Richard Henderson <rth@redhat.com>
10443 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10445 * config/i386/i386.md: New setcc+movzbl peephole2.
10447 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10449 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10450 * objc/objc-act.c: Include debug.h.
10451 (synth_module_prologue): Save and restore debug hooks too.
10453 2001-07-23 lars brinkhoff <lars@nocrew.org>
10455 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10456 and C4X_FLOAT_FORMAT.
10457 (BOOL_TYPE_SIZE): Document.
10459 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10461 * unroll.c (loop_iterations): Fix miscalculation of initial
10464 2001-07-13 Andrew Haley <aph@redhat.com>
10466 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10467 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10468 * config/sh/sh.c (sh_can_redirect_branch): New function.
10469 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10470 * reorg.c (steal_delay_list_from_target): Use
10471 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10473 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10475 * flow.c (try_simplify_condjump): Unlink insn chain on
10476 fallthru edge; use can_fallthru.
10478 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10480 * basic-block.h (find_sub_basic_block): Declare.
10481 * flow.c (make_edges): New arguments MIN and MAX;
10482 (find_sub_basic_blocks): Revamp to use make_edges
10483 and purge_dead_edges.
10484 (find_basic_blocks): Update call of find_sub_basic_block.
10486 * recog.c (split_all_insns): Always expect CFG to be consistent;
10487 call find_sub_basic_blocks in case something has changed.
10488 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10491 * basic-block.h (delete_noop_moves): Declare.
10492 * combine.c (combine_instructions): Call it.
10493 (recog_for_combine): Tolerate noop moves
10494 (distribute_notes): Force refresh when register dies at noop move.
10495 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10497 (life_analysis): Update delete_noop_moves call.
10498 (set_noop_p): Move too ...
10499 * rtlanal.c (noop_move_p): ... here.
10500 * rtl.h (noop_move_p): Declare.
10502 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10503 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10505 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10506 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10508 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10510 * reload.c (push_reload): Fix typo in comment.
10511 (find_reloads_address): Ditto.
10512 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10514 2001-07-22 Richard Henderson <rth@redhat.com>
10516 * flow.c: Grammar check and clarify a lot of comments.
10517 (try_simplify_condjump): Rename variables to be clearer.
10518 (try_forward_edges): Skip complex and fallthru edges.
10519 Rearrange tests to avoid duplicate checks.
10520 (flow_find_cross_jump): Likewise.
10521 (outgoing_edges_match): Allow match if neither branch has
10522 probability data. Loosen probability match to 5%.
10523 (try_crossjump_to_edge): Hoist repeated indirection into
10525 (try_crossjump_bb): Don't check complex edges. Eliminate
10526 redundant crossjump tests.
10527 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10528 checks before more expensive checks.
10530 2001-07-22 Richard Henderson <rth@redhat.com>
10532 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10533 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10536 2001-07-22 Richard Henderson <rth@redhat.com>
10538 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10539 (const_sint32_operand): Likewise.
10540 * m68k.md (anon mulsi pattern): Use const_int_operand not
10541 const_sint32_operand.
10542 (umulsi3_highpart): Zero extend a constant input.
10543 (smulsi3_highpart): Don't bother checking SImode constant.
10544 (const_umulsi3_highpart): Give op3 DImode.
10545 (const_smulsi3_highpart): Likewise.
10547 2001-07-22 Richard Henderson <rth@redhat.com>
10549 * flow.c (split_block): Make sure bb_note is included in the
10550 new block when splitting before a label.
10552 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10554 * basic-block.h (redirect_edge_and_branch_force,
10555 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10556 * flow.c (redirect_edge_and_branch_force,
10557 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10558 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10559 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10560 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10561 instead of label; update CFG after transformation.
10562 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10563 for finishing the transformation; handle even case where ELSE
10564 does not follow THEN.
10565 (find_if_case_2): Update call of dead_or_predictable; simplify
10568 * emit-rtl.c (split_branch_probability): New global variable.
10569 (try_split): Take care to set split_branch_probability and
10570 create REG_BR_PROB note for new jump insns.
10571 * md.texi (define_split): Document new feature.
10573 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10575 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10577 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10578 (asm_out_file): Remove redundant declaration.
10579 (assemble_asm): Remove old #if 0 block.
10580 (assemble_variable): Remove end of function; debug output is
10581 now handled with global_decl. Remove old #if 0 block. Update.
10582 Remove saved_in_section and associated no-op code.
10583 * Makefile.in (varasm.o): Correct dependencies.
10585 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10587 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10588 the definition in defaults.h.
10590 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10592 * jump.c: Update comments.
10593 (delete_barrier_successors, delete_unreferenced_labels,
10594 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10595 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10596 jump_optimize, jump_optimize_minimal): Kill.
10597 (rebuild_jump_labels): Move code from jump_optimize_1.
10598 (purge_line_number_notes): Likewise.
10599 (copy_loop_headers): Likewise.
10600 * reg-stack.c: Update comment.
10601 * stmt.c: Likewise.
10602 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10603 JUMP_AFTER_REGSCAN): Kill.
10604 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10605 purge_line_number_notes and copy_loop_headers.
10607 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10608 Richard Henderson <rth@redhat.com>
10610 * dbxout.c (dbxout_global_decl): New.
10611 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10612 * sdbout.c (sdbout_finish): New.
10613 (sdbout_debug_hooks): Use it, add comments.
10614 (sdbout_global_decl): Defer initialised public vars to
10616 * varasm.c (assemble_variable): Don't output debug information
10617 for file-scope variables.
10619 2001-07-22 Richard Henderson <rth@redhat.com>
10621 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10622 (get_round_mode_suffix): New.
10623 (print_operand): Use them for [/]. Remove support for [&'`()+].
10624 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10625 * config/alpha/alpha.md (attr round_suffix): New.
10626 (attr trap_suffix): New.
10627 (all insns): Set them appropriately. Use %/ instead of the
10628 myriad punctuators.
10630 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10632 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10634 2001-07-22 Richard Henderson <rth@redhat.com>
10636 * regrename.c (regrename_optimize): Compute nregs for each
10637 potential target register.
10639 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10640 Richard Henderson <rth@redhat.com>
10642 * dbxout.c (dbxout_global_decl): New.
10643 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10644 * sdbout.c (sdbout_finish): New.
10645 (sdbout_debug_hooks): Use it, add comments.
10646 (sdbout_global_decl): Defer initialised public vars to
10648 * varasm.c (assemble_variable): Don't output debug information
10649 for file-scope variables.
10651 2001-07-21 H.J. Lu (hjl@gnu.org)
10653 * config/mips/mips.c (mips_cpu): Moved into ...
10654 (override_options): Here.
10656 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10658 (mips_cpu): Removed.
10660 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10662 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10663 ("iorqi3"): Likewise.
10664 ("xorqi3"): Likewise.
10665 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10666 ("*subhi3_sp): Likewise.
10667 ("*subhi3"): Likewise.
10668 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10671 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10673 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10674 * config/freebsd.h: Likewise.
10675 * config/linux.h: Likewise.
10676 * config/openbsd.h: Likewise.
10677 * config/alpha/linux-elf.h: Likewise.
10678 * config/arm/linux-elf.h: Likewise.
10679 * config/d30v/d30v.h: Likewise.
10680 * config/fr30/fr30.h: Likewise.
10681 * config/ia64/aix.h: Likewise.
10682 * config/ia64/ia64.h: Likewise.
10683 * config/mips/linux.h: Likewise.
10684 * config/pj/pj.h: Likewise.
10685 * config/rs6000/linux.h: Likewise.
10686 * config/sparc/linux.h: Likewise.
10687 * config/sparc/linux64.h: Likewise.
10689 2001-07-20 Bruce Korb <bkorb@gnu.org>
10691 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10692 because getc() and char* may disagree on signedness.
10694 2001-07-20 Richard Henderson <rth@redhat.com>
10696 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10698 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10699 insns to delete in the presence of cc0 in a jump insn.
10701 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10702 Jan Hubicka <jh@suse.cz>
10704 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10705 of doing the change by hand.
10707 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10709 * rtlanal.c (set_noop_p): Return true for noop jumps.
10711 * expr.c (emit_single_push_insn): Add call to push expander.
10712 * expr.h (optab_index): Add OTI_push
10713 (push_optab): New constant.
10714 * genopinit.c (optabs): Add push_optab.
10715 * optabs.c (init_optab): Init push optab.
10716 * md.texi (push??1): Document
10718 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10720 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10721 expand to emit the pattern; put a REG_INC note for push/pop
10723 ("movdf", "movdf_internal"): Likewise.
10724 ("movsi", "movsi_internal"): Likewise.
10725 ("movsf", "movsf_internal"): Likewise.
10726 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10728 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10730 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10733 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10735 * params.def: Change default max inline insns to 100.
10737 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10739 * combine.c (combine_simplify_rtx): Generate a new shift operation
10740 when simplifying the first operand of a (neg (ashift)) expression.
10742 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10744 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10746 2001-07-20 Kelley Cook <kelley.cook@home.com>
10748 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10749 information. Move rest into ...
10750 (*-*-solaris): ... here. Eliminate redundant information and
10751 reword necessary packages section. Delete 4.x assembler bug info.
10752 (sparc-sun-*): Merge into ...
10753 (sparc-sun-sunos*): here.
10755 2001-07-20 Catherine Moore <clm@redhat.com>
10757 * config/v850/v850.md (casesi): Generate LABEL_REF
10760 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10762 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10763 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10764 * i386.md (strclrsi expander): Use it.
10766 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10768 * integrate.c (copy_insn_list): handle
10769 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10770 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10771 identically as to CODE_LABEL.
10773 * fold-const (fold): Convert A/B/C to A/(B*C) and
10776 * except.c (connect_post_landing_pads): Delete the RESX insns.
10778 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10780 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10782 * config/mips/mips.md (nmadd/nmsub): Use macro.
10784 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10786 * cppinit.c (remove_dup_dir): Make static.
10787 (remove_dup_dirs): Make static. Only warn about preempting a
10788 system directory with a non-system directory.
10790 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10792 * ifcvt.c (noce_try_store_flag_constants): Correct order
10793 of parameters to trunc_int_for_mode.
10795 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10797 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10798 an exception that will be caught within this function, do not fill
10799 its delay slot with any subsequent instruction.
10801 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10803 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10804 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10805 pointer extension instruction.
10806 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10807 * simplify-rtx.c (simplify_unary_operation) Likewise.
10808 * explow.c (convert_memory_address) Check value of
10809 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10811 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
10812 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
10813 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
10814 Add Multilib Support.
10815 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
10816 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
10817 Add Multilib Support.
10818 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
10820 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
10821 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
10822 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
10824 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
10826 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
10827 old and new operands in `<', `3' and `b'.
10829 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10831 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
10832 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
10833 (toplev.o): Don't depend on xcoffout.h.
10834 * c-decl.c: Include debug.h
10835 (duplicate_decls): Use debug hook.
10836 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
10837 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10838 (dbxout_types): Remove.
10839 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
10840 * debug.c (do_nothing_debug_hooks): Update.
10841 (debug_true_tree, debug_nothing_rtx): New.
10842 * debug.h (struct rtx_def): New.
10843 (struct gcc_debug_hooks): New hooks ignore_block,
10844 outlining_inline_function and label.
10845 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
10846 dwarf2out_frame_finish): New.
10847 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
10848 Make static, update prototype.
10849 (dwarf2_debug_hooks): Update.
10850 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
10851 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
10852 * dwarfout.c (dwarf_debug_hooks): Update.
10853 * emit-rtl.c: Include debug.h.
10854 (remove_unnecessary_notes): Use debug hook.
10855 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
10856 (final_scan_insn): Use debug hook.
10857 * integrate.c (output_inline_function): Use debug hook.
10858 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
10859 (sdb_debug_hooks): Update.
10860 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
10861 * toplev.c: Don't include xcoffout.h.
10862 (note_outlining_of_inline_function, debug_ignore_block): Remove.
10863 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
10865 * tree.h (dwarf2out_do_frame): Remove.
10867 2001-07-19 Catherine Moore <clm@cygnus.com>
10869 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
10871 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10873 * reload1.c (eliminate_regs_in_insn): When updating a set
10874 to the frame pointer to the hardware frame pointer, perform
10875 the update always not just when REPLACE is set.
10877 * reload1.c (choose_reload_regs): Don't inherit a reload
10878 that crosses multiple registers if registers past the first
10879 don't fit in the desired class.
10881 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
10882 when negating constants.
10884 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
10886 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
10887 * doc/tree.texi: Ditto.
10889 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
10890 Jakub Jelinek <jakub@redhat.com>
10892 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
10893 (extract_cie_info): Handle "eh" augmentation properly,
10895 (struct frame_state, __frame_state_for): New.
10897 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10899 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
10900 HANDLE_SYSV_PRAGMA): Define.
10901 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
10903 (copy_object): Caller changed.
10905 2001-07-19 Andreas Schwab <schwab@suse.de>
10907 * configure.in (assembler dwarf2 debug_line support): Define nop
10909 * configure: Regenerated.
10911 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10913 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
10915 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
10916 to conditionally compiled block.
10917 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10918 * dbxout.h (dbxout_function): Remove.
10919 * debug.c (do_nothing_debug_hooks): Update.
10920 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
10921 global_decl, deferred_inline_function.
10922 * dwarf2out.c (dwarf2_debug_hooks): Update.
10923 (dwarf2out_global_decl): New.
10924 * dwarfout.c: Don't include dwarfout.h.
10925 (dwarfout_global_decl, dwarfout_function_decl,
10926 dwarfout_deferred_inline_function): New.
10927 (dwarf_debug_hooks): Update.
10928 * dwarfout.h: Remove.
10929 * final.c: Don't include dwarfout.h.
10930 * sdbout.c (sdbout_global_decl): New.
10931 (sdbout_debug_hooks): Update.
10932 * toplev.c: Don't include dwarfout.h.
10933 (check_global_declarations, rest_of_compilation): Use new debug hooks.
10934 (note_deferral_of_defined_inline_function): Remove.
10935 * toplev.h (note_deferral_of_defined_inline_function): Remove.
10936 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
10937 * ch/lex.c: Don't include dwarfout.h.
10938 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
10939 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
10940 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
10941 * cp/optimize.c: Include debug.h.
10942 (maybe_clone_body): Use debug hook.
10943 * cp/semantics.c: Include debug.h.
10944 (expand_body): Use debug hook.
10945 * po/POTFILES.in: Remove dwarfout.h.
10947 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10949 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
10950 * c-parse.in (yyerror, _yylex): Similarly.
10951 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
10952 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
10954 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
10955 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
10957 2001-07-18 Jeff Sturm <jsturm@one-point.com>
10959 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
10960 in-class declaration at -g1. Fixes c++/2814.
10962 2001-07-18 Richard Henderson <rth@redhat.com>
10964 * doc/md.texi (reload_in/out): Document restrictions in predicates
10965 and constraints for these patterns. Document empty string matching
10968 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10970 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
10972 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10974 * cse.c: Undo my previous patch.
10976 2001-07-18 Tom Tromey <tromey@redhat.com>
10979 * configure: Rebuilt.
10980 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
10982 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
10984 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
10985 Jan Hubicka <jh@suse.cz>
10987 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
10988 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
10989 * jump.c (mark_jump_label): Do not forward branches.
10991 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
10993 * cse.c (delete_trivially_dead_insns): Delete the libcall block
10994 when return value is unused.
10996 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10998 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
11000 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
11002 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
11003 on error. We can't blindly return the result of
11004 pthread_mutex_trylock because it returns a positive number on
11005 error, while we must return -1 on error.
11006 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
11008 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
11010 2001-07-18 Andreas Jaeger <aj@suse.de>
11012 * integrate.c (output_inline_function): Correct type of debug_hooks.
11014 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
11016 * combine.c (combine_simplify_rtx): DIV can be treated
11017 associatively for floats if unsafe math optimisations are enabled.
11019 2001-07-17 Richard Henderson <rth@redhat.com>
11021 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
11023 2001-07-17 Richard Henderson <rth@redhat.com>
11025 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
11026 don't force the function address into a register.
11027 (expand_call, emit_library_call_value_1): Update callers.
11028 * builtins.c (expand_builtin_apply): Likewise.
11029 * expr.h (prepare_call_address): Update decl.
11031 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
11033 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
11035 * config/i386/chorus.h: Move up.
11036 * config/sparc/chorus.h: Likewise.
11037 * config/rs6000/chorus.h: Likewise.
11038 * config/chorus.h: Moved here.
11040 2001-07-17 Andreas Schwab <schwab@suse.de>
11042 * configure.in (assembler eh_frame optimization): Handle big
11044 * configure: Regenerated.
11046 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
11048 * expr.c (epxand_expr): Convert divisions into multiplications by
11049 reciprocals if -ffast-math.
11051 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
11053 * dbxout.c (dbxout_really_begin_function): Rename to
11054 dbxout_begin_function.
11055 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11056 (dbxout_begin_function): Remove.
11057 (dbxout_function): Update.
11058 (dbxout_source_line): Update prototype.
11059 * dbxout.h (dbxout_begin_function): Remove.
11060 * debug.c (do_nothing_debug_hooks): Update.
11061 (debug_nothing_tree): Update.
11062 (debug_nothing_charstar_rtx): Remove.
11063 * debug.h (union tree_node): Declare.
11064 (struct rtx_def): Remove.
11065 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
11066 begin_function. Change source_line prototype.
11067 (debug_nothing_tree): New.
11068 (debug_nothing_charstar_rtx): Delete.
11069 (dwarf2out_begin_prologue): Moved from ...
11070 * tree.h: ... here.
11071 * dwarf2out.c (dwarf2_debug_hooks): Update.
11072 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
11073 debug info, call dwarf2out_source_line.
11074 (dwarf2out_souce_line): Update prototype.
11075 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
11076 Change prototype, make static.
11077 (dwarfout_source_line): Update prototype.
11078 (dwarf_debug_hooks): Update.
11079 * dwarfout.h (dwarfout_begin_function): Remove.
11080 * final.c (final_start_function, final_scan_insn): Use appropriate
11081 debug hooks, update to use notice_source_line.
11082 (output_source_line): Rename notice_source_line. Don't call the
11083 source_line debug hook.
11084 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
11085 make static, update prototype.
11086 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
11088 (sdbout_end_prologue): New.
11089 (sdbout_source_line): Update prototype.
11090 (sdbout_debug_hooks): Update.
11091 (sdbout_symbol): Remove unused var.
11092 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
11094 * varasm.c: Include debug.h.
11095 (assemble_start_function): Use begin_function debug_hook.
11096 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11097 update with prototype.
11098 (xcoffout_source_line): Update prototype.
11099 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11101 (xcoffout_source_line): Update prototype.
11103 2001-07-17 Richard Henderson <rth@redhat.com>
11105 * c-typeck.c (build_binary_op): Do not shorten unsigned
11106 right shift after sign extension.
11108 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
11110 * combine.c (combine_simplify_rtx): Attempt to simplify
11111 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
11113 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
11114 (simplify_binary_operation, simplify_unary_operation,
11115 simplify_relational_operation): Use it.
11117 * combine.c (combine_simplify_rtx): Don't do associative law
11118 on divisions; allow associative law on floats.
11120 2001-07-17 H.J. Lu <hjl@gnu.org>
11121 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11123 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
11124 ASM_OUTPUT_WEAK_ALIAS are defined.
11125 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
11126 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
11128 * config/mips/iris5.h: ... here.
11129 (HANDLE_SYSV_PRAGMA): Defined as 1.
11130 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
11131 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
11134 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11136 * c-parse.in (all_prefix_attributes): New variable.
11137 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
11138 (maybe_resetattrs): New production.
11139 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
11140 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
11141 notype_initdcl, nested_function, notype_nested_function,
11142 component_decl, components, components_notype,
11143 component_declarator, component_notype_declarator,
11144 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
11145 ivars, mydecl, myparm): Update. Avoid prefix attributes just
11146 after a comma being applied to more than one declarator.
11147 * doc/extend.texi (Attribute Syntax): Update. Remove
11148 documentation of bugs that are no longer present.
11150 2001-07-13 Eric Christopher <echristo@redhat.com>
11152 * config/mips/mips.h: Change TUNE_MIPS* options to use
11154 (EXTRA_SPECS): Add cc1_cpu_spec.
11155 * config/mips/mips.md (muldf3): Fix typo.
11157 2001-07-16 Richard Henderson <rth@redhat.com>
11159 * config/m68k/m68k.c: Include expr.h and reload.h.
11160 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
11161 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
11163 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11164 Richard Henderson <rth@redhat.com>
11166 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
11167 (insn_live_p): Fix fall off end of function.
11168 (dead_libcall_p): Remove COUNTS argument; update callers.
11169 (delete_trivially_dead_insns): Remove unused variables.
11171 2001-07-17 Andreas Jaeger <aj@suse.de>
11173 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
11174 x86-64 pic support.
11176 * lcm.c (optimize_mode_switching): Avoid warning for unused
11177 variable if !NORMAL_MODE.
11179 * flow.c (try_crossjump_to_edge): Remove unused variable.
11181 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11183 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
11184 atexit declaration in stdlib.h.
11186 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
11188 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
11190 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11192 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
11193 * except.c (finish_eh_generation): Update call of cleanup_cfg;
11194 do rebuild_jump_labels instead of jump_optimize
11195 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
11196 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
11197 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
11199 * flow.c: Include timevar.h
11200 (find_basic_block): Push/pop timevar;
11201 (cleanup_cfg): Likewise.
11202 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
11203 * Makefile: Add dependencies on timevar.h
11205 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
11206 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
11208 * rtl.h (delete_trivially_dead_insns): Add new parameter.
11209 * toplev.c (rest_of_compilation): Update calls.
11210 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
11211 (delete_trivially_dead_insns): ... here; accept new argument
11212 preserve_basic_blocks; preserve basic blocks if set.
11214 * reg-stack.c (stack_regs_mentioned): Return 0 if
11215 stack_regs_mentioned_data is not initialized.
11216 (reg_to_stack): Make stack_regs_mentioned survive after the
11217 reg-stack is completted; do not call cleanup_cfg.
11218 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
11219 make cleanup_cfg after bb-reorder to output to debug file.
11221 2001-07-16 Richard Henderson <rth@redhat.com>
11223 * regclass.c (init_reg_sets): Use only 32 bits per initializer
11224 from int_reg_class_contents.
11226 2001-07-16 Richard Henderson <rth@redhat.com>
11228 * hard-reg-set.h (regs_invalidated_by_call): Declare.
11229 * regclass.c (regs_invalidated_by_call): Move from cse.c.
11230 (init_reg_sets_1): Move initialization from cse_main.
11231 * cse.c (regs_invalidated_by_call): Move to regclass.c.
11232 (cse_main): Move its initialization also.
11233 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
11234 * flow.c (propagate_one_insn): Likewise.
11235 * gcse.c (compute_hash_table): Likewise.
11236 (compute_kill_rd, compute_store_table): Likewise.
11237 * sched-deps.c (sched_analyze_1): Likewise.
11239 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
11241 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
11244 2001-07-16 Steve Ellcey <sje@cup.hp.com>
11246 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
11247 in if statement so we don't access undefined memory.
11249 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11251 * gcse.c: Update comment at top.
11252 Update comment on mem handling.
11253 mem_last_set, mem_first_set, mem_set_in_block: gone.
11254 Declaration of reg_set_info: gone.
11255 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
11256 pointless with load_killed_in_block_p (they are *more*
11257 conservative then it, not less, and less accurate).
11258 (oprs_not_set_p): Ditto.
11259 (alloc_gcse_mem): Don't allocate mem_set_in_block
11260 (free_gcse_mem): Don't free it, either.
11261 (record_last_mem_set_info): Update comment in front, remove
11262 mem_*set_* stuff. Note the reason we don't handle stores directly
11264 (compute_hash_table): Update comments to reflect reality. Remove
11265 mem_*set_* references.
11266 (reset_opr_set_tables): Remove mem_*set_* references.
11267 (mark_call): Ditto.
11268 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
11269 (mark_clobber): Ditto (on both parts, we double set here too).
11270 (expr_killed_p): Remove mem_set_in_block test.
11271 (compute_transp): Remove mem_set_in_block test.
11273 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
11274 of edge, and removal of phi alternative to dump file.
11275 (ssa_ccp_substitute_constants): Add note about register now being
11276 constant, and which uses were replaced in what insns to dump file.
11278 2001-07-16 Andreas Jaeger <aj@suse.de>
11280 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
11281 variables of type HOST_WIDEST_INT.
11283 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
11284 (__bb_exit_func): Correct type of count_max to avoid overflow.
11285 (num_digits): Handle long long argument.
11287 * combine.c (gen_lowpart_for_combine): Remove unused variable.
11289 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11291 * output.h (sdb_begin_function_line): Restore as an extern
11293 * sdbout.c (sdb_begin_function_line): Make extern.
11295 2001-07-15 Richard Henderson <rth@redhat.com>
11297 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
11298 * genrecog.c (maybe_both_true_mode): New.
11299 (maybe_both_true_2): Use it.
11300 (write_switch): Don't put Pmode in a switch.
11301 * rtl.c (mode arrays): Don't explicitly size them.
11303 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11305 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
11306 handling; move unconditional splitting before mode switching.
11308 * i386.md (type): Add fistp type.
11309 (i387, length_attr, scheduling definitions): Handle this type.
11310 (fix_trunc?f?i2): Revamp to use mode switching.
11311 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
11312 * i386.h (fp_cw_mode): New enum
11313 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
11314 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
11316 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11318 * Makefile.in (integrate.o): Add debug.h.
11319 * integrate.c (debug.h): Add.
11320 (output_inline_function): Save, reset, and restore debug_hooks.
11322 2001-07-15 Richard Henderson <rth@redhat.com>
11324 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
11325 instead of COMPARE for the EQUIV expression.
11327 2001-07-15 Richard Henderson <rth@redhat.com>
11329 * flow.c (redirect_edge_and_branch_force): Initialize
11330 global_live_at_start and global_live_at_end.
11331 (allocate_bb_life_data): Export.
11332 * basic-block.h (allocate_bb_life_data): Declare.
11333 * toplev.c (rest_of_compilation): Call it.
11335 2001-07-15 Richard Henderson <rth@redhat.com>
11337 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
11338 (alpha_tablejump_best_label): New.
11339 * config/alpha/alpha-protos.h: Declare them.
11340 * config/alpha/alpha.md: Use braced strings for code blocks.
11341 (tablejump_osf): Break out add with r29.
11342 (tablejump_osf_internal): Remove.
11343 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
11344 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
11346 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11348 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
11351 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
11353 * i386-protos.h (ix86_split_fp_branch): Update prototype.
11354 (ix86_fp_jump_nontrivial_p): New.
11355 * i386.md (fp_jcc_?): Update call of split_fp_branch;
11356 use ix86_fp_jump_nontrivial_p.
11357 * i386.c (ix86_fp_jump_nontrivial_p): New.
11358 (ix86_split_fp_branch): Accept code instead of rtx.
11359 (ix86_expand_compare): Expand comparison early in case
11360 doing so is resonably cheap.
11362 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
11364 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
11366 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
11367 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
11369 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
11371 * dbxout.c (dbxout_source_line): Make static, update prototype.
11372 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
11373 (dbxout_init, dbxout_finish, dbxout_source_line,
11374 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11375 * dbxout.h (dbxout_source_line): Delete.
11376 * debug.c (debug_nothing_file, debug_nothing_file_int,
11377 debug_nothing_file_charstar_rtx): New.
11378 (do_nothing_debug_hooks): Update.
11379 (debug_nothing_void, debug_nothing_charstar_rtx,
11380 dwarf2out_end_epilogue): New.
11381 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11382 * debug.h (struct rtx_def): Declare.
11383 (gcc_debug_hooks): New hooks source_line, end_epilogue
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 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11389 (dwarf2_debug_hooks): Update.
11390 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11391 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11392 * dwarf2out.h (dwarf2out_source_line): Remove.
11393 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11394 Make static, update prototype.
11395 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11396 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11397 (dwarf_debug_hooks): Update.
11398 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11399 dwarfout_end_function): Remove.
11400 * final.c (profile_function): Use debug hooks for ending functions
11402 (output_source_line, final_end_function): Update prototype,
11404 (final_start_function, final_scan_insn): Update.
11405 * output.h (sdb_begin_function_line): Remove.
11406 (final_end_function): Update prototype.
11407 * sdbout.c (sdb_begin_function_line): Make static.
11408 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11409 (sdbout_source_line): New.
11410 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11412 (sdb_debug_hooks): Update.
11413 (sdbout_init, sdbout_source_line,
11414 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11415 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11416 * toplev.c (compile_file, rest_of_compilation): Update.
11417 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11418 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11419 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11420 Update for prototype changes.
11421 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11422 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11424 2001-07-15 Richard Henderson <rth@redhat.com>
11426 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11427 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11428 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11429 * config/alpha/alpha.c: Likewise.
11430 * config/alpha/alpha.md: Likewise.
11431 * config/alpha/alpha32.h: Likewise.
11432 * config/alpha/vms.h: Likewise.
11433 (OPEN_VMS): Remove.
11435 2001-07-14 Richard Henderson <rth@redhat.com>
11437 * config/alpha/alpha.md: Use define_constants for unspec values.
11438 Substitute throughout.
11440 2001-07-14 Tim Josling <tej@melbpc.org.au>
11442 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11444 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11446 * pa.md: Remove unused constraints from define_split's.
11448 2001-04-14 Richard Henderson <rth@redhat.com>
11450 * ifcvt.c (find_cond_trap): Test for exit block.
11452 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11454 Re-install recently reverted patch.
11455 * emit-rtl.c (try_split): Update mark_jump_label call.
11456 * flow.c (find_sub_basic_blocks): Likewise.
11457 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11458 jump_back_p): Kill.
11459 (mark_all_labels): Kill second parameter.
11460 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11461 (rebuild_jump_labels, jump_optimize_minimal): Update call
11462 of jump_optimize_1.
11463 (jump_optimize_1): Kill crossjumping code.
11464 (mark_jump_label): Kill cross_jump parameter.
11465 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11466 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11467 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11469 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11471 (dump_file_info): Likewise.
11472 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11473 reorganize passes to do reg-stack first, bb-reorder second.
11474 * invoke.texi (-d letters doc): Remove the jump2 pass.
11476 2001-07-14 Richard Henderson <rth@redhat.com>
11478 * ifcvt.c (find_cond_trap): New.
11479 (find_if_header): Call it.
11480 (merge_if_block): Relax existing jump sanity check.
11481 * jump.c (jump_optimize_1): Remove conditional trap handling.
11483 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11485 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11487 (insn_refs_are_delayed): Correct comment.
11488 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11489 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11490 instead of r31. Make associated insn !TARGET_64BIT, and
11491 provide an additional 64-bit insn that clobbers r2.
11492 (divsi3): Likewise.
11493 (udivsi3): Likewise.
11494 (modsi3): Likewise.
11495 (umodsi3): Likewise.
11497 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11499 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11501 * flow.c (redirect_edge_and_branch_force, split_edge,
11502 try_crossjump_to_edge): Use set_block_for_new_insns.
11503 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11505 2001-07-13 H.J. Lu (hjl@gnu.org)
11507 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11510 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11512 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11514 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11516 * c-common.c (decl_attributes): Take a pointer to the node to
11517 which attributes are to be attached, and a flags argument.
11518 * c-common.h (enum attribute_flags): New.
11519 (decl_attributes): Update prototype.
11520 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11521 finish_enum, start_function): Update calls to decl_attributes.
11522 * c-parse.in (component_declarator, component_notype_declarator,
11523 label): Update calls to decl_attributes.
11525 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11527 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11528 * config/avr/avr.c (legitimate_address_p): Return value changed
11529 from letter to register classes. For better debugging.
11531 2001-07-13 Kazu Hirata <kazu@hxi.com>
11533 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11535 2001-07-13 H.J. Lu (hjl@gnu.org)
11537 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11539 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11541 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11542 correctly for shared configurations.
11543 * config/t-libgcc-pic: New.
11544 * config/{i386,m68k,sparc}/t-openbsd: New.
11545 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11546 Support -shared. Support debugging libraries with -g.
11547 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11548 frame information does not emit pointer diffs.
11549 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11550 emit pointer diffs.
11552 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11554 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11556 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11558 * combine.c (try_combine): Ensure const_int pow2 is positive.
11560 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11562 * config.gcc: Add configuration for s/390.
11563 * config/s390/s390.c: New. Subroutines for code generation.
11564 * config/s390/s390.h: New. Definitions for s/390.
11565 * config/s390/s390-protos.h: New. Prototypes.
11566 * config/s390/linux.h: New. Definitions for linux for s/390.
11567 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11568 * config/s390/t-linux: New. Makefile fragment.
11569 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11570 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11572 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11574 * emit-rtl.c (try_split): Update mark_jump_label call.
11575 * flow.c (find_sub_basic_blocks): Likewise.
11576 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11577 jump_back_p): Kill.
11578 (mark_all_labels): Kill second parameter.
11579 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11580 (rebuild_jump_labels, jump_optimize_minimal): Update call
11581 of jump_optimize_1.
11582 (jump_optimize_1): Kill crossjumping code.
11583 (mark_jump_label): Kill cross_jump parameter.
11584 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11585 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11586 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11588 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11590 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11591 reorganize passes to do reg-stack first, bb-reorder second.
11592 * invoke.texi (-d letters doc): Remove the jump2 pass.
11594 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11596 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11598 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11600 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11602 (verify_flow_info): Make diagnostics prettier.
11604 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11606 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11608 * flow.c (outgoing_edges_match): Return early if condition reversal
11611 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11613 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11614 (mips_move_2words): When splitting a move into two instructions,
11615 prefix the second address operand with '%D'.
11617 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11619 * Makefile.in (final.o): Depend on debug.h.
11620 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11621 (dbx_debug_hooks): Add new hooks.
11622 (xcoff_debug_hooks): New.
11623 * debug.c (debug_nothing_file_int_int): New.
11624 (do_nothing_debug_hooks): Update.
11625 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11626 (debug_nothing_file_int_int): New.
11627 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11628 static, update prototype.
11629 (dwarf2_debug_hooks): Update.
11630 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11631 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11632 static, update prototype.
11633 (dwarf_debug_hooks): Update.
11634 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11635 * final.c: Include debug.h.
11636 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11637 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11638 static, update prototype.
11639 (sdb_debug_hooks): Update.
11640 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11641 * toplev.c: Distinguish between xcoff and dbx.
11643 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11644 Call all debug hooks, not just dwarf ones.
11646 2001-07-11 Timothy Wall <twall@redhat.com>
11648 * config.gcc: Add configuration for AIX5/IA64.
11649 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11650 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11651 support prefix/suffix code.
11652 * config/ia64/t-aix: New. Makefile fragment.
11653 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11655 2001-07-11 Kazu Hirata <kazu@hxi.com>
11657 * recog.c (validate_change): Fix a comment typo.
11659 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11661 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11662 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11664 * dbxout.c (dbx_debug_hooks): Add new hooks.
11665 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11667 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11669 * dbxout.h (dbxout_start_new_source_file,
11670 dbxout_resume_previous_source_file): Delete.
11671 * debug.c (do_nothing_debug_hooks): Add new hooks.
11672 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11673 (debug_nothing_int_charstar, debug_nothing_int): New.
11674 * debug.h (gcc_debug_hooks): New hooks define, undef,
11675 start_source_file and end_source_file.
11676 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11677 (debug_nothing_int_charstar, debug_nothing_int): New.
11678 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11679 the conditionally compiled section.
11680 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11681 dwarf2out_define, dwarf2out_undef): Make static.
11682 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11683 dwarf2out_define, dwarf2out_undef): Remove.
11684 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11685 (dwarfout_start_source_file, dwarfout_end_source_file,
11686 dwarfout_define, dwarfout_undef): Make static.
11687 (dwarfout_start_source_file_check,
11688 dwarfout_end_source_file_check): New.
11689 (dwarfout_define, dwarfout_finish): Update.
11690 * dwarfout.h (dwarfout_start_new_source_file,
11691 dwarfout_resume_previous_source_file, dwarfout_define,
11692 dwarfout_undef): Remove.
11693 * sdbout.c (sdb_debug_hooks): Add new hooks.
11694 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11696 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11697 make static, take an arg.
11698 * sdbout.h (sdbout_start_new_source_file,
11699 sdbout_resume_previous_source_file): Delete.
11700 * toplev.c (debug_start_source_file, debug_end_source_file,
11701 debug_define, debug_undef): Delete.
11702 * toplev.h (debug_start_source_file, debug_end_source_file,
11703 debug_define, debug_undef): Delete.
11705 * java/jcf-parse.c: Include debug.h.
11706 (parse_class_file): Update to use debug hooks directly.
11707 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11709 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11711 * alias.c (set_mem_alias_set): New function.
11712 * rtl.h (set_mem_alias_set): Declare it.
11713 * builtins.c (expand_builtin_return_addr): Call it instead of
11714 using MEM_ALIAS_SET accessor.
11715 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11716 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11717 (expand_builtin_va_copy):Likewise.
11718 * caller-save.c (setup_save_areas): Likewise.
11719 * calls.c (compute_argument_addresses): Likewise.
11720 * explow.c (set_mem_attributes): Likewise.
11721 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11722 (expand_assignment, store_constructor_field, store_field): Likewise.
11723 (expand_expr_unaligned): Likewise.
11724 * function.c (assign_stack_temp_for_type): Likewise.
11725 (put_reg_into_stack, gen_mem_addressof): Likewise.
11726 * ifcvt.c (noce_try_cmove_arith): Likewise.
11727 * reload1.c (reload, alter_reg): Likewise.
11728 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11729 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11730 (alpha_expand_unaligned_store): Likewise
11731 (alpha_expand_unaligned_load_words): Likewise.
11732 (alpha_expand_unaligned_store_words): Likewise.
11733 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11734 (alpha_expand_epilogue): Likewise.
11735 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11736 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11737 * config/i386/i386.c (legitimize_pic_address): Likewise.
11738 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11739 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11740 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11741 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11742 * config/mips/mips.c (mips_va_arg): Likewise.
11743 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11744 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11745 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11746 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11747 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11748 (rs6000_emit_epilogue): Likewise.
11749 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11750 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11751 * config/v850/v850.c (v850_va_arg): Likewise.
11753 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11755 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11756 when fallthru edge is present.
11757 (mege_blocks): Handle case where creation of jump insn
11760 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11761 CLEANUP_POST_REGSTACK): New constants.
11762 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11763 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11764 * output.h (cleanup_cfg): Update prototype.
11765 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11766 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11767 cleanup_cfg call; kill missleading comment.
11768 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11769 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11770 parameter; control optimizations performed using it.
11771 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11772 try_crossjump_bb): New functions.
11774 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11776 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11778 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11779 pa_output_function_prologue.
11780 * pa-protos.h (pa_output_function_prologue): New prototype.
11782 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11784 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11785 and low to get correct sign extension in low+high test.
11787 2001-07-11 Janis Johnson <janis@us.ibm.com>
11789 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11790 for large hit count.
11792 * profile.c (branch_prob): Fix .bbg info for computed gotos
11795 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11797 * stmt.c (parse_output_constraint): New function, split out
11799 (expand_asm_operands): ... here. Use parse_output_constraint.
11800 * tree.h (parse_output_constraint): Declare it.
11802 2001-07-11 Richard Henderson <rth@redhat.com>
11804 * bitmap.c: Comment some functions; fiddle whitespace.
11805 (bitmap_free): Don't export.
11806 (bitmap_element_allocate): Use memset.
11807 * bitmap.h (bitmap_free): Don't declare.
11809 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11811 * gcse.c, lcm.c, sched-deps.c:
11812 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
11814 * flow.c (flow_loops_find): Free dom if we found no loops, since
11815 we aren't going to save it.
11817 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
11820 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
11822 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
11824 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11826 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
11827 #ifndef DWARF2_DEBUGGING_INFO.
11829 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11831 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
11833 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11835 * config/mips/mips.c (gen_int_relational): Tell the caller not to
11836 reverse a branch if a NE comparison is implemented with GTU.
11838 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11839 H.J. Lu <hjl@gnu.org>
11841 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
11842 constant addresses.
11843 (call_internal2): Likewise.
11844 (call_value_internal1): Likewise.
11845 (call_value_internal2): Likewise.
11846 (call_value_multiple_internal1): Likewise.
11847 (call_value_multiple_internal2): Likewise.
11849 2001-07-10 Kazu Hirata <kazu@hxi.com>
11851 * calls.c (emit_library_call_value_1): Fix a comment typo.
11852 * dwarf2out.c (mem_loc_descriptor): Likewise.
11853 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
11855 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
11857 * simplify-rtx.c (simplify_subreg): Fix typo in comment
11859 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11861 * recog.c (offsettable_address_p): Handle LO_SUM case.
11862 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
11863 instead of plus_constant.
11865 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11867 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
11868 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
11870 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11872 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
11873 adjust_address_nv instead of plus_constant.
11875 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
11877 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
11878 dwarf2out.o): Depend on debug.h, wrap long lines.
11879 * dbxout.c: Include debug.h.
11880 (dbx_debug_hooks): New.
11881 (dbxout_init): Make static, take just 2 args.
11882 (dbxout_finish): Make static.
11883 * dbxout.h (dbxout_init, dbxout_finish): Delete.
11884 * debug.c: New file.
11885 * debug.h: New file.
11886 * dwarf2out.c: Include debug.h.
11887 (dwarf2_debug_hooks): New.
11888 (dwarf2out_init): Make static.
11889 (dwarf2out_finish): Make static, take 2 args.
11890 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
11891 * dwarfout.c: Include debug.h.
11892 (dwarf_debug_hooks): New.
11893 (dwarfout_init): Make static.
11894 (dwarfout_finish): Make static, take 2 args.
11895 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
11896 * sdbout.c: Include debug.h.
11897 (sdb_debug_hooks): New.
11898 (sdbout_init): Make static, take 2 args.
11899 * sdbout.h (sdbout_init): Delete.
11900 * toplev.c: Include debug.h.
11901 (debug_hooks): New.
11902 (compile_file): Set deubg_hooks based on command line options.
11903 Use the hooks unconditionally rather than conditional compilation.
11905 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
11907 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
11908 first_insn_after_basic_block_note instead.
11910 * df.c (df_bb_refs_unlink): #if 0 out for now.
11912 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
11914 * ssa.h: Add prototype for ssa_const_prop
11915 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
11916 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
11917 (ssa_fast_dce): Remove unused variable
11919 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11921 * diagnostic.c (finish_diagnostic): Rename to
11922 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
11925 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
11927 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
11930 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
11931 (dump_file): Only pad the demangled name with spaces if the
11932 mangled name was padded with spaces.
11934 2001-07-10 Bernd Schmidt <bernds@redhat.com>
11936 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
11939 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11941 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
11942 extraction if no direct load if either EXPAND_CONST_ADDRESS or
11943 EXPAND_INITIALIZER.
11945 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
11946 whether can put offset inside LO_SUM to check mode alignment, not size.
11948 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11950 * doc/tm.texi (Misc): Fix thinko.
11952 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
11954 * regmove.c (replace_in_call_usage): Fix warnings.
11955 * sched-deps.c (add_dependence): Fix warnings.
11956 * simplify-rtx.c (simplify_subreg): Likewise.
11957 Return NULL_RTX instead of NULL.
11959 * reg-stack.c (emit_swap_insn): Eliminate warnings.
11960 (subst_asm_stack_regs): Likewise.
11962 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
11965 * dwarf2out.c (output_call_frame_info): Declare i as int.
11966 (build_abbrev_table): Declare n_alloc as int.
11967 (dwarf2out_finish): Initialize die.
11968 * except.c: Declare sjlj_funcdef_number as unsigned.
11969 (connect_post_landing_pads): Declare j as unsigned.
11970 (convert_to_eh_region_ranges): Initialize call_site.
11971 (output_function_exception_table): Initialize tt_format_size.
11972 * expr.c (move_by_pieces_1): Initialize to1.
11973 (store_constructor): Initialize minelt and maxelt.
11974 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
11975 * function.c (instantiate_decls): Avoid signed/unsigned warning.
11977 * c-decl.c (combine_parm_decls): Unused, remove.
11978 * c-tree.h: Remove prototype for combine_parm_decls.
11980 * reload.c (push_reload): Fix warning.
11981 (regno_clobbered_p): Likewise.
11982 * reload1.c (replace_pseudos_in_call_usage): Likewise.
11983 (reload_combine): Likewise.
11985 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
11986 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
11988 * bitmap.c (bitmap_operation): Change user.
11989 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
11991 2001-07-10 Eric Christopher <echristo@redhat.com>
11993 * config/mips/mips.c (override_options): Fix typo.
11995 2001-07-09 Stan Shebs <shebs@apple.com>
11997 * target.h (struct gcc_target): New fields init_builtins and
11999 * target-def.h (TARGET_INIT_BUILTINS): New macro.
12000 (TARGET_EXPAND_BUILTIN): New macro.
12001 (TARGET_INITIALIZER): Add them.
12002 * builtins.c: Include target.h.
12003 (expand_builtin): Use targetm.expand_builtin.
12004 (default_init_builtins): New function.
12005 (default_expand_builtin): New function.
12006 * expr.h (default_init_builtins): Declare.
12007 (default_expand_builtin): Declare.
12008 * c-common.c (c_common_nodes_and_builtins): Use
12009 targetm.init_builtins.
12010 * defaults.h (MD_INIT_BUILTINS): Remove.
12011 * Makefile.in (builtins.o): Depend on target.h.
12013 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
12014 (TARGET_EXPAND_BUILTIN): Define.
12015 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
12016 (MD_EXPAND_BUILTIN): Remove.
12018 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
12019 (TARGET_EXPAND_BUILTIN): Define.
12020 (c4x_init_builtins): Make endlink arg a local.
12021 (c4x_print_operand): Fix typos in adjust_address usages.
12022 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
12023 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
12024 (MD_EXPAND_BUILTIN): Remove.
12026 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
12027 (TARGET_EXPAND_BUILTIN): Define.
12028 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
12029 (ix86_init_builtins): Call new function only if TARGET_MMX.
12030 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
12031 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
12032 (MD_EXPAND_BUILTIN): Remove.
12034 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
12035 (TARGET_EXPAND_BUILTIN): Define.
12036 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
12037 (MD_EXPAND_BUILTIN): Remove.
12039 * doc/tm.texi: Document these changes.
12041 2001-07-09 Diego Novillo <dnovillo@redhat.com>
12043 * basic-block.h (tree_node): Forward declare if needed.
12044 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
12045 (BLOCK_HEAD_TREE): Define.
12046 (BLOCK_END_TREE): Define.
12047 (struct loops): Rename field 'tree' to 'tree_root'.
12048 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
12050 (flow_loops_tree_build): Rename reference to field 'tree' to
12052 (flow_loops_level_compute): Ditto.
12053 * predict.c (estimate_bb_frequencies): Ditto.
12054 * tree.h (struct tree_common): Add field 'aux'.
12056 2001-07-09 Stan Shebs <shebs@apple.com>
12058 * config/darwin.c (darwin_encode_section_info): Don't mark any
12059 DECL_EXTERNAL node as defined.
12061 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
12063 * pa.c (pa_init_machine_status, pa_mark_machine_status,
12064 pa_free_machine_status, hppa_init_pic_save): Delete.
12065 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
12066 (hppa_profile_hook): Use hppa_pic_save_rtx.
12067 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
12068 hppa_init_pic_save): Delete.
12069 (hppa_pic_save_rtx): Declare.
12070 * pa.md (call, call_value, sibcall, sibcall_value,
12071 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
12073 2001-07-09 Kazu Hirata <kazu@hxi.com>
12075 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
12076 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
12078 2001-07-09 Andreas Jaeger <aj@suse.de>
12080 * output.h: Add declaration of final_forward_branch_p.
12082 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
12084 * varray.c: Include errors.h for internal_error and trim_filename
12087 * Makefile.in (varray.o): Add errors.h.
12089 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
12091 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
12092 * optabs.c (have_add2_insn): Check whether the add insn chosen
12093 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
12094 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
12096 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
12098 * Makefile.in (OBJS): Add ssa-ccp.o
12099 (ssa-ccp.o): Add dependencies.
12100 * toplev.c (DFI_ssa_ccp): New dump file enum.
12101 (dump_file): Add entry for dumping after SSA CCP.
12102 (flag_ssa_ccp): New flag variable.
12103 (f_options): Add -fssa-ccp.
12104 (rest_of_compilation): Run SSA CCP if requested.
12105 * timevar.def (TV_SSA_CCP): New timevar.
12106 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
12107 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
12108 Fix minor typo in SSA DCE documentation.
12109 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
12110 Add documentation for new dump option. Renumber dump files
12113 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12115 * emit-rtl.c (gen_highpart_mode): New.
12116 * rtl.h (gen_highpart_mode): Declare.
12117 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
12118 operand can be VOIDmode constant.
12120 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
12122 * flow.c (redirect_edge_and_branch_force): New.
12123 (can_fallthru): Ensure that basic blocks are succeeding.
12124 (try_optimize_cfg): Do not delete basic block if it is the last one.
12126 * flow.c (try_redirect_by_replacing_jump): Do not remove
12127 jumps with side effects, unlink chain on fallthru edge;
12128 set block for new jump instruction; avoid basic block to
12129 over by line number note.
12131 * flow.c (try_simplify_condjump): Verify that the condjump
12132 is not always falling through.
12135 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12137 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12138 (try_redirect_by_replacing_jump): Update properly the count
12139 and frequency information.
12141 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12143 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
12144 address that is a LO_SUM specially.
12145 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
12147 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
12149 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
12150 (operand_subword): Use them.
12151 (change_address_1): Renamed from change_address; new arg VALIDATE.
12152 * expr.h: Reflect above changes; change_address now macro.
12153 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
12155 * cselib.c (add_mem_for_addr): Likewise.
12156 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
12157 * regmove.c (try_apply_stack_adjustment): Likewise.
12158 * reload.c (push_reload, make_memloc): Likewise.
12159 * reload1.c (eliminate_regs): Likewise.
12160 * simplify-rtx.c (simplify_replace_rtx): Likewise.
12161 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
12163 * combine.c (make_extraction, simplify_shift_const): Likewise.
12164 (gen_lowpart_for_combine): Likewise.
12165 * cse.c (gen_lowpart_if_possible): Likewise.
12166 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
12167 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
12168 * optabs.c (gen_move_insn): Likewise.
12169 * reload1.c (alter_reg): Likewise.
12170 * simplify-rtx.c (simplify_subreg): Likewise.
12171 * stmt.c (expand_anon_union_decl): Likewise.
12172 * recog.c (validate_replace_rtx_1): Likewise.
12174 * Makefile.in (recog.o): Add $(EXPR_H).
12175 * explow.c (stabilize): Call replace_equiv_address.
12176 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
12177 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
12179 2001-07-03 Andrew Haley <aph@redhat.com>
12181 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
12182 the mode of the memory location.
12184 2001-07-09 Bo Thorsen <bo@suse.co.uk>
12186 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
12188 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
12190 * final.c (output_addr_const): Use target opening and
12191 closing parentheses.
12192 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
12193 defaults, add to TARGET_ASM_OUT.
12194 * target.h (struct gcc_target): Add open_paren and close_paren.
12195 * doc/md.texi: Update.
12196 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
12197 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
12198 TARGET_ASM_CLOSE_PAREN.
12199 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12201 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12203 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
12204 * config/a29k/a29k.h: Similarly.
12205 * config/alpha/alpha.h: Similarly.
12206 * config/arc/arc.h: Similarly.
12207 * config/arm/aof.h: Similarly.
12208 * config/arm/aout.h: Similarly.
12209 * config/avr/avr.h: Similarly.
12210 * config/c4x/c4x.h: Similarly.
12211 * config/clipper/clipper.h: Similarly.
12212 * config/convex/convex.h: Similarly.
12213 * config/d30v/d30v.h: Similarly.
12214 * config/dsp16xx/dsp16xx.h: Similarly.
12215 * config/elxsi/elxsi.h: Similarly.
12216 * config/fr30/fr30.h: Similarly.
12217 * config/h8300/h8300.h: Similarly.
12218 * config/i370/i370.h: Similarly.
12219 * config/i386/i386.h: Similarly.
12220 * config/i860/i860.h: Similarly.
12221 * config/i960/i960.h: Similarly.
12222 * config/ia64/ia64.h: Similarly.
12223 * config/m32r/m32r.h: Similarly.
12224 * config/m68hc11/m68hc11.h: Similarly.
12225 * config/m68k/m68k.h: Similarly.
12226 * config/m88k/m88k.h: Similarly.
12227 * config/mcore/mcore.h: Similarly.
12228 * config/mips/mips.h: Similarly.
12229 * config/mn10200/mn10200.h: Similarly.
12230 * config/mn10300/mn10300.h: Similarly.
12231 * config/ns32k/ns32k.h: Similarly.
12232 * config/pa/pa.h: Similarly.
12233 * config/pdp11/pdp11.h: Similarly.
12234 * config/pj/pj.h: Similarly.
12235 * config/romp/romp.h: Similarly.
12236 * config/rs6000/rs6000.h: Similarly.
12237 * config/sh/sh.h: Similarly.
12238 * config/sparc/sparc.h: Similarly.
12239 * config/v850/v850.h: Similarly.
12240 * config/vax/vax.h: Similarly.
12241 * config/we32k/we32k.h: Similarly.
12243 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
12245 * doc/c-tree.texi: Document representation of attributes.
12247 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12249 * doc/tm.texi: Update some places for the rename of target to
12252 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12254 * target.h (struct gcc_target): Add insert_attributes.
12255 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
12256 (TARGET_INITIALIZER): Update.
12257 * tree.c, tree.h (default_insert_attributes): New function.
12258 Update comments on other default functions to refer to targetm,
12260 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
12261 TARGET_INSERT_ATTRIBUTES.
12262 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
12263 * c-common.c (decl_attributes): Use targetm.insert_attributes.
12264 Don't use PRAGMA_INSERT_ATTRIBUTES.
12265 * Makefile.in (c-common.o): Depend on $(TARGET_H).
12266 * c-decl.c (start_decl, start_function): Don't call
12267 SET_DEFAULT_DECL_ATTRIBUTES.
12268 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12269 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
12271 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
12272 (c4x_check_attribute): Avoid modifying attribute list itself.
12273 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
12275 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
12276 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
12278 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
12279 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
12281 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12282 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
12284 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
12285 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
12286 Adjust parameters. Make static.
12288 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12290 * c-common.c (decl_attributes): Only take a single attributes
12292 * c-common.h (decl_attributes): Update prototype.
12293 * c-decl.c (start_decl, start_function): Only take a single
12294 attributes parameter. Update calls to decl_attributes.
12295 (finish_struct, finish_enum): Update calls to decl_attributes.
12296 (push_parm_decl): Expect unified list of attributes. Update call
12297 to decl_attributes.
12298 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
12299 notype_nested_function, component_declarator,
12300 component_notype_declarator, label): Update calls to
12302 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
12303 lists that are passed to push_parm_decl.
12304 * c-tree.h (start_function, start_decl): Update prototypes.
12305 * config/sh/sh-protos.h, config/sh/sh.c
12306 (sh_pragma_insert_attributes): Only take a single attributes
12308 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
12309 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
12310 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
12311 build_module_descriptor, generate_static_references,
12312 generate_strings, build_selector_translation_table,
12313 generate_descriptor_table, generate_protocols,
12314 generate_ivars_list, generate_dispatch_table,
12315 generate_protocol_list, generate_category,
12316 generate_shared_structures, really_start_method, add_objc_decls,
12317 generate_classref_translation_entry): Update calls to start_decl
12318 and start_function.
12319 (build_tmp_function_decl, start_method_def): Unify attribute lists
12320 that are passed to push_parm_decl.
12322 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
12324 * final.c (no_asm_to_stream): New.
12325 (final_scan_insn): Use target structures for prologue ends
12326 and epilogue starts.
12327 * output.h (no_asm_to_stream): New.
12328 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
12329 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
12330 (TARGET_ASM_OUT): Update.
12331 * target.h (struct gcc_target): New members function_end_prologue
12332 and function_begin_epilogue.
12333 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
12334 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
12335 * config/alpha/alpha.c (output_end_prologue): Rename to
12336 alpha_output_function_end_prologue. Use in target struct
12338 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
12339 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
12340 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
12341 ia64_output_function_end_prologue. Use in target struct
12343 (ia64_function_prologue, ia64_funciton_epilogue): Rename
12344 mistyped prototypes.
12345 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
12346 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
12348 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
12349 an use in target struct, make static.
12350 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
12353 2001-07-08 Richard Henderson <rth@redhat.com>
12355 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
12357 2001-07-08 Richard Henderson <rth@redhat.com>
12359 * config/i386/i386.md: Remove constraints strings from define_split
12360 and define_peephole2 patterns.
12361 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
12362 (eh_return): Use them.
12364 2001-07-08 Richard Henderson <rth@redhat.com>
12366 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
12367 Document MD_FALLBACK_FRAME_STATE_FOR.
12369 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12371 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
12372 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
12374 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12376 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12378 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12379 of the label inside NAME as opposed to just the end of NAME.
12381 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12383 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12384 * config/alpha/alpha.c (alpha_init_machine_status,
12385 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12386 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12387 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12388 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12390 2001-07-06 Stan Shebs <shebs@apple.com>
12392 * target.h (targetm): Rename global from "target", so as not to
12393 conflict with local variables.
12395 * c-typeck.c: Ditto.
12398 * cp/decl.c: Ditto.
12399 * cp/decl2.c: Ditto.
12400 * cp/typeck.c: Ditto.
12401 * 1750a/1750a.c: Ditto.
12402 * a29k/a29k.c: Ditto.
12403 * arc/arc.c: Ditto.
12404 * arm/arm.c: Ditto.
12405 * avr/avr.c: Ditto.
12406 * clipper/clipper.c: Ditto.
12407 * convex/convex.c: Ditto.
12408 * d30v/d30v.c: Ditto.
12409 * dsp16xx/dsp16xx.c: Ditto.
12410 * elxsi/elxsi.c: Ditto.
12411 * fr30/fr30.c: Ditto.
12412 * h8300/h8300.c: Ditto.
12413 * i370/i370.c: Ditto.
12414 * i386/i386.c: Ditto.
12415 * i860/i860.c: Ditto.
12416 * i960/i960.c: Ditto.
12417 * ia64/ia64.c: Ditto.
12418 * m32r/m32r.c: Ditto.
12419 * m68hc11/m68hc11.c: Ditto.
12420 * m68k/m68k.c: Ditto.
12421 * m88k/m88k.c: Ditto.
12422 * mips/mips.c: Ditto.
12423 * ns32k/ns32k.c: Ditto.
12425 * pdp11/pdp11.c: Ditto.
12426 * romp/romp.c: Ditto.
12427 * rs6000/rs6000.c: Ditto.
12429 * sparc/sparc.c: Ditto.
12430 * vax/vax.c: Ditto.
12431 * we32k/we32k.c: Ditto.
12432 * doc/tm.texi: Update the manual to match.
12434 2001-07-06 Richard Henderson <rth@redhat.com>
12436 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12437 DWARF2_UNWIND_INFO not just whether it is defined.
12439 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12441 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12442 call to simplify_binary_operation returns a new pattern.
12444 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12446 * glimits.h (__SHRT_MAX__): New.
12447 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12448 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12450 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12452 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12455 2001-07-06 Richard Henderson <rth@redhat.com>
12457 * bitmap.c (bitmap_release_memory): Move adjacent to the
12458 allocation functions.
12459 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12460 the implementation. Binary search for the set bit.
12461 (bitmap_union_of_diff): Allocate the temporary on the stack
12462 instead of using xmalloc.
12464 2001-07-06 Richard Henderson <rth@redhat.com>
12466 * genrecog.c (validate_pattern): Warn for constraints in
12467 define_{expand,split,peephole2}. Remove strict_low_part
12468 before looking up match_dup.
12470 2001-07-06 DJ Delorie <dj@redhat.com>
12472 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12473 chapter about various build hints and history. Add section
12474 talking about the various types of native and cross builds.
12476 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12478 * Makefile.in (final.o): Depend on target.h.
12479 * final.c: Include target.h.
12480 (default_function_pro_epilogue): New.
12481 (final_start_function): Use target structure for function prologues.
12482 (final_end_function): Use target structure for function epilogues.
12483 * fold-const.c (real_hex_to_f): Constify s and p.
12484 * output.h (default_function_pro_epilogue): New.
12485 * real.h (real_hex_to_f): Update prototype.
12486 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12487 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12488 (TARGET_INITIALIZER): Update.
12489 * target.h (gcc_target): Add struct asm_out.
12490 * doc/tm.texi: Update.
12493 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12494 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12495 in cpu/cpu.c, or rename old functions consistently. Take
12496 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12497 redundant macros and prototypes. Make new functions static.
12499 * 1750a/1750a.c: Similarly.
12500 * 1750a/1750a.h: Similarly.
12501 * a29k/a29k-protos.h: Similarly.
12502 * a29k/a29k.c: Similarly.
12503 * a29k/a29k.h: Similarly.
12504 * arc/arc-protos.h: Similarly.
12505 * arc/arc.c: Similarly.
12506 * arc/arc.h: Similarly.
12507 * arm/arm-protos.h: Similarly.
12508 * arm/arm.c: Similarly.
12509 * arm/arm.h: Similarly.
12510 * avr/avr-protos.h: Similarly.
12511 * avr/avr.c: Similarly.
12512 * avr/avr.h: Similarly.
12513 * clipper/clipper-protos.h: Similarly.
12514 * clipper/clipper.c: Similarly.
12515 * clipper/clipper.h: Similarly.
12516 * convex/convex.c: Similarly.
12517 * convex/convex.h: Similarly.
12518 * d30v/d30v-protos.h: Similarly.
12519 * d30v/d30v.c: Similarly.
12520 * d30v/d30v.h: Similarly.
12521 * d30v/d30v.md: Similarly.
12522 * dsp16xx/dsp16xx-protos.h: Similarly.
12523 * dsp16xx/dsp16xx.c: Similarly.
12524 * dsp16xx/dsp16xx.h: Similarly.
12525 * elxsi/elxsi.c: Similarly.
12526 * elxsi/elxsi.h: Similarly.
12527 * fr30/fr30.c: Similarly.
12528 * fr30/fr30.md: Similarly.
12529 * h8300/h8300-protos.h: Similarly.
12530 * h8300/h8300.c: Similarly.
12531 * h8300/h8300.h: Similarly.
12532 * i370/i370-protos.h: Similarly.
12533 * i370/i370.c: Similarly.
12534 * i370/i370.h: Similarly.
12535 * i386/i386.c: Similarly.
12536 * i386/osf1elf.h: Similarly.
12537 * i386/osfrose.h: Similarly.
12538 * i860/i860-protos.h: Similarly.
12539 * i860/i860.c: Similarly.
12540 * i860/i860.h: Similarly.
12541 * i960/i960-protos.h: Similarly.
12542 * i960/i960.c: Similarly.
12543 * i960/i960.h: Similarly.
12544 * ia64/ia64-protos.h: Similarly.
12545 * ia64/ia64.c: Similarly.
12546 * ia64/ia64.h: Similarly.
12547 * m32r/m32r-protos.h: Similarly.
12548 * m32r/m32r.c: Similarly.
12549 * m32r/m32r.h: Similarly.
12550 * m68hc11/m68hc11-protos.h: Similarly.
12551 * m68hc11/m68hc11.c: Similarly.
12552 * m68hc11/m68hc11.h: Similarly.
12553 * m68k/crds.h: Similarly.
12554 * m68k/dpx2.h: Similarly.
12555 * m68k/m68k-protos.h: Similarly.
12556 * m68k/m68k.c: Similarly.
12557 * m68k/m68k.h: Similarly.
12558 * m68k/news.h: Similarly.
12559 * m88k/m88k-protos.h: Similarly.
12560 * m88k/m88k.c: Similarly.
12561 * m88k/m88k.h: Similarly.
12562 * mips/mips-protos.h: Similarly.
12563 * mips/mips.c: Similarly.
12564 * mips/mips.h: Similarly.
12565 * ns32k/merlin.h: Similarly.
12566 * ns32k/ns32k.c: Similarly.
12567 * ns32k/ns32k.h: Similarly.
12568 * ns32k/tek6000.h: Similarly.
12569 * pa/pa-protos.h: Similarly.
12570 * pa/pa.c: Similarly.
12571 * pa/pa.h: Similarly.
12572 * pdp11/2bsd.h: Similarly.
12573 * pdp11/pdp11-protos.h: Similarly.
12574 * pdp11/pdp11.c: Similarly.
12575 * pdp11/pdp11.h: Similarly.
12576 * romp/romp-protos.h: Similarly.
12577 * romp/romp.c: Similarly.
12578 * romp/romp.h: Similarly.
12579 * rs6000/rs6000-protos.h: Similarly.
12580 * rs6000/rs6000.c: Similarly.
12581 * rs6000/rs6000.h: Similarly.
12582 * rs6000/sysv4.h: Similarly.
12583 * sh/sh-protos.h: Similarly.
12584 * sh/sh.c: Similarly.
12585 * sh/sh.h: Similarly.
12586 * sparc/sparc-protos.h: Similarly.
12587 * sparc/sparc.c: Similarly.
12588 * sparc/sparc.h: Similarly.
12589 * vax/vax.c: Similarly.
12590 * vax/vax.h: Similarly.
12591 * vax/vms.h: Similarly.
12592 * we32k/we32k.c: Similarly.
12593 * we32k/we32k.h: Similarly.
12595 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12597 * basic-block.h (first_insn_after_basic_block_note): Declare.
12598 * flow.c (first_insn_after_basic_block_note): Define. Moved
12600 * ssa.c (first_insn_after_basic_block_note): Remove.
12601 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12603 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12604 nodes when we find a dead conditional branch. Insert BARRIERs
12605 after any blocks with no successors, but which do not have
12608 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12610 * varray.c (varray_check_failed): Use internal_error.
12612 2001-07-05 Andrew Haley <aph@redhat.com>
12614 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12615 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12616 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12618 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12620 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12621 reference if the target constant is also a SYMBOL_REF.
12623 2001-07-05 Eric Christopher <echristo@redhat.com>
12625 * config/mips/mips.h (MASK_MIPS3900): Remove.
12626 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12627 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12628 (TARGET_MIPS3900): Change to use mips_arch.
12629 (TARGET_MIPS4000): New.
12630 (TARGET_MIPS4100): New.
12631 (TARGET_MIPS4300): New.
12632 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12633 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12635 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12636 (ISA_HAS_BRANCHLIKELY): To here.
12637 (CC1_CPU_SPEC): New.
12638 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12639 (mips_arch_string): Declare.
12640 (mips_arch): Declare.
12641 (TARGET_OPTIONS): Add -march and -mtune.
12643 * config/mips/mips.c (mips_arch_string): New.
12645 (override_options): Handle -march for codegen and -mtune
12646 for scheduling. Use mips_arch. Move tx39 target default here.
12647 (mips_parse_cpu): Move error message to override_options.
12649 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12651 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12653 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12654 (MIPS Options): Ditto. Change mcpu entry to historical text.
12656 2001-07-05 H.J. Lu (hjl@gnu.org)
12658 * config/mips/mips.c (mips_parse_cpu): New function to parse
12661 2001-07-05 Jim Wilson <wilson@redhat.com>
12663 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12664 * config/ia64/t-ia64: Likewise.
12665 (LIB1ASMFUNCS): Update comment.
12667 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12669 * doc/install.texi (Install GCC: Binaries): Fix typo.
12671 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12673 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12674 reference using the stack pointer, adjust it since we push Y
12676 ("*ashrsi3"): Likewise.
12677 ("*lshrsi3"): Likewise.
12679 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12681 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12682 when -fomit-frame-pointer is used.
12684 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12686 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12687 (try_redirect_by_replacing_jump): Reverse updating properly the
12688 count and frequency information. Reverse removing cc0 setter.
12689 (forwarder_block_p): Reverse fixing for fallthru blocks.
12691 2001-07-05 DJ Delorie <dj@redhat.com>
12693 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12694 (translate_options): If the above is defined, use it to map
12695 given options to new options.
12696 * doc/tm.texi: Document it.
12698 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12699 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12701 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12702 cause programs using computed gotos to run more slowly.
12704 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12706 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12708 Consistently require binutils 2.11.2, not prereleases.
12709 (Specific, decstation-*): Canonicalize as mips-dec-*.
12710 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12712 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12713 (Specific, mips-*): Reword MIPS C compiler requirements.
12714 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12715 (Specific, sunv5): Removed, obsolete.
12717 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12719 * dwarf2out.c (output_loc_list): Use an all ones mask for
12720 .text asm output and don't rely on long long
12721 literals. Reformat some long lines.
12723 2001-07-05 Andreas Jaeger <aj@suse.de>
12725 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12728 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12730 * dwarf2out.c (dwarf2out_define): Update comment.
12731 (dwarf2out_undef): Ditto.
12732 (dwarf2out_start_source_file): Ditto.
12733 (dwarf2out_end_source_file): Ditto.
12734 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12735 since we never call the start/end debug hook for the primary file.
12737 2001-07-04 Kazu Hirata <kazu@hxi.com>
12739 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12742 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12744 * cppinit.c (remove_dup_dirs): Inform if a system include
12745 directory is being reordered.
12746 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12748 * doc/cpp.texi (Search Paths): Likewise.
12749 * doc/gcc.texi (Interoperation): Remove information about
12752 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12754 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12755 (VARRAY_TOP_CHAR_PTR): Likewise.
12757 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12759 * gcc.c (process_command): Don't assign elements of a const char*.
12761 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12763 * emit-rtl.c (change_address): Don't abort if invalid address while
12764 reload is in progress.
12766 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12768 * c-lex.c (cb_file_change): Pass line number to
12769 debug_start_source_file.
12770 (cb_undefine): Pass correct line number to debug_undef.
12772 * toplev.c (debug_start_source_file): Add line number to
12773 parameters. Pass it along to dwarf2out_start_source_file.
12774 (decode_g_option): Stop resetting debug level back to normal when
12775 we change debug formats, unless the current level is
12776 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12779 * toplev.h (debug_start_source_file): Add line number to
12782 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12785 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12787 Output debug_macinfo data for starting file if requested.
12788 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12790 (dwarf2out_define): Output debug_macinfo data for defining a macro
12792 (dwarf2out_undef): Output debug_macinfo data for undefining a
12793 macro if requested.
12794 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12795 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12796 (macinfo_section_label): New. DWARF2 macro info section label.
12797 (dwarf2out_init): If we want macro info, output the start label
12799 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12800 attribute to the compilation unit die pointing to the macro info.
12802 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12804 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12805 DWARF2_DEBUGGING_INFO.
12806 (add_loc_descr_to_loc_list): Ditto.
12807 (output_loc_list): Ditto.
12808 Also, fix thinko in curr not being initialized.
12809 (gen_internal_sym): Ditto.
12811 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12813 * emit-rtl.c (replace_equiv_address): New function.
12814 * expr.h (replace_equiv_address): New declaration.
12815 * explow.c (validize_mem): Call it instead of change_address and
12816 also call if -fforce-addr and address is constant.
12817 * expr.c: Replace more calls to change_address with adjust_address
12818 and/or replace_equiv_address or to validize_mem.
12819 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
12820 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
12821 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12822 * config/i370/i370.md, config/i860/i860.md: Likewise.
12823 * config/i960/i960.md, config/mips/mips.c: Likewise.
12824 * config/mips/mips.md, config/pa/pa.md: Likewise.
12825 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
12826 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
12828 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12830 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
12832 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
12835 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
12837 * doc/include: New directory.
12838 * doc/fdl.texi: Move to doc/include/fdl.texi.
12839 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
12840 * doc/include/funding.texi, doc/include/gpl.texi: New files.
12841 * doc/gcc.texi: Use funding.texi and gpl.texi.
12842 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
12843 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
12844 Update dependencies and use -I $(docdir)/include.
12846 2001-07-04 Anthony Green <green@redhat.com>
12848 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
12850 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12852 * doc/install.texi (sparc64-*-*): Remove garbage.
12854 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
12856 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
12857 Fix typo in last change to use adjust_address.
12859 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12861 * doc/install.texi (Specific): Update information for *-*-solaris*.
12863 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12865 * explow.c (plus_constant_wide): Reinitialize Y for restart.
12867 2001-07-03 Stan Shebs <shebs@apple.com>
12869 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
12870 case for flag_no_mach_text_sections.
12871 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
12872 * config/darwin.c (flag_no_mach_text_sections): Remove.
12873 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
12875 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12877 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
12878 and avoid checking for constant as first operand.
12879 * recog.c (find_constant_term_loc): No longer static.
12880 (adj_offettable_operand): Delete.
12881 * rtl.h (adj_offsettable_operand): Delete declaration.
12882 (find_constant_term): Add declaration.
12883 * caller-save.c: Replace calls to adj_offsettable_operand with calls
12885 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
12886 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
12887 * config/i386/i386.c, config/i386/i386.md: Likewise.
12888 * config/i860/i860.c, config/i960/i960.c: Likewise.
12889 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
12890 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
12891 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
12892 * config/mips/mips.c, config/mips/mips.md: Likewise.
12893 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
12894 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
12895 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
12896 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
12897 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
12898 * config/ns32k/ns32k.md: Likewise.
12900 2001-07-03 Zack Weinberg <zackw@stanford.edu>
12902 * rtl.c (copy_rtx): Handle 'T' format letter.
12903 * gensupport.c (collect_insn_data): Likewise.
12904 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
12906 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
12908 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
12909 -B option. Use 'dir' not 'foo' as example directory name.
12911 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12913 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12914 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
12916 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12918 * doc/cppinternals.texi: Improve formatting and logical markup.
12920 2001-07-03 Andreas Jaeger <aj@suse.de>
12922 * Makefile.in (insn-recog.o): Add dependency on reload.h.
12924 * genrecog.c (write_header): Include reload.h for prototypes in
12927 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
12930 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
12931 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12932 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
12933 i386_pe_valid_type_attribute_p): Add.
12934 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
12935 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
12937 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12939 * explow.c (plus_constant_wide, case LO_SUM): New case.
12940 (plus_constant_for_output_wide): Delete.
12941 * rtl.h (plus_constant_for_output): Delete.
12942 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
12943 instead of plus_constant_for_output.
12944 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
12945 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
12946 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
12947 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
12948 * config/sparc/sparc.md: Likewise.
12949 Convert some change_address calls to adjust_address.
12951 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12953 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
12954 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
12955 documentation of -std and -Wwrite-strings.
12957 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12959 * cse.c (canon_hash): Don't register registers in very small
12960 register classes, as extending their lifetime might cause
12963 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12965 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12967 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12968 (try_redirect_by_replacing_jump): Update properly the count
12969 and frequency information.
12971 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
12973 * toplev.c (dump_file_index): Move SSA dumps just after first
12975 (dump_file): Corresponding changes.
12976 (rest_of_compilation): Move SSA path to just after the first
12978 * doc/gcc.texi (Passes): Update due to movement of SSA path.
12979 * doc/invoke.texi: Update dump file #s as they were completely
12980 out of date with reality.
12982 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12984 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
12986 * expr.c (emit_move_insn_1): Deal with non-default
12989 * expr.c (emit_single_push_insn): Fix warning.
12991 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
12993 * expr.c (emit_move_insn_1): Avoid modifying
12994 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
12996 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12998 * emit-rtl.c (adjust_address): New function.
12999 * expr.h (adjust_address): Add declaration.
13000 * builtins.c: Replace some calls to change_address with calls to it
13001 or to validize_mem.
13002 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
13003 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
13004 * config/arm/arm.c, config/convex/convex.c: Likewise.
13005 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13006 * config/i386/i386.c, config/i386/i386.md: Likewise.
13007 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
13008 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
13009 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
13010 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
13011 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
13013 2001-07-02 Jim Wilson <wilson@redhat.com>
13015 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
13017 2001-07-02 Steve Ellcey <sje@cup.hp.com>
13019 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
13020 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
13022 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13024 * cppinit.c (lang_defaults): New table.
13025 (set_lang): Just read from lang_defaults into the live options
13028 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13030 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
13031 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
13032 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
13034 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13036 * doc/install.texi: Various spelling and markup fixes.
13037 (Installing GCC): Component specific installation instructions are
13040 Warn about removing old install dir in the presence of shared libs.
13041 (Configuration): Invoke with options target to match configure
13043 Consistently refer to gas, gld pathnames.
13044 Invert --enable-multilib documentation.
13045 Remove references to old compiler versions.
13047 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13049 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
13051 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13053 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
13055 (Specific, mips*-sgi-irix5): Note IDO download.
13056 Reworded MIPS C hints.
13057 Use GNU as instead of GAS.
13059 Removed SGI Freeware reference, IRIX 6 only.
13060 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
13061 Note N64 library requirement/workaround.
13063 Complete list of structure passing bug victims.
13065 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13067 * doc/install.texi: Remove CVS Id.
13069 2001-07-02 Andreas Jaeger <aj@suse.de>
13071 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
13072 (find_inherently_necessary): Remove unused variable.
13074 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
13076 * c-common.h (TDI_inlined): New ast dump phase.
13077 (dump_flag_name): New function.
13078 * c-dump.c (dump_files): Add inlined phase.
13079 (dump_flag_name): Define.
13080 * doc/invoke.texi (-fdump-ast-inlined): Document.
13082 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13084 * stor-layout.c (layout_decl): Revert change to handling of alignment
13087 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13089 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
13092 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
13094 * doc/tm.texi (FUNCTION_ARG): Document that the last call
13097 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
13099 * tlink.c (recompile_files): Remove COMPILER_PATH and
13100 LIBRARY_PATH from the environment.
13102 2001-07-01 Zack Weinberg <zackw@stanford.edu>
13104 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
13105 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
13107 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
13109 * c-parse.in (OBJC_STRING): Kill.
13110 (objc_string): Decompose to [objc_string] '@' STRING.
13111 (reswords): Take the leading '@' off all the Objective C keywords.
13112 (objc_rid_sans_at): Kill.
13113 (init_reswords): Don't initialize it.
13114 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
13115 (_yylex): Kill reconsider label. Look ahead one token after
13116 an '@'; if we get an identifier, check whether it's an
13117 Objective C @-keyword. If so, return the keyword. Otherwise,
13118 put back the token and return the '@' as a terminal.
13120 * cpplib.c (lex_macro_node): Remove unnecessary check for
13121 leading '@' on identifier. Clarify control flow and commentary.
13123 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13125 * cse.c (new_label_ref): Variable deleted.
13126 (insert): Remove set of new_label_ref.
13127 (check_for_label_ref): New function.
13128 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
13130 See ChangeLog.5 for earlier changes.