1 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
3 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
6 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
8 (TARGET_SWITCHES): Add altivec.
9 (FIRST_PSEUDO_REGISTER): Change to 109.
10 (CALL_USED_REGISTERS): Same.
11 (FIRST_ALTIVEC_REGNO): New.
12 (LAST_ALTIVEC_REGNO): New.
13 (ALTIVEC_REGNO_P): New.
14 (UNITS_PER_ALTIVEC_WORD): New.
15 (ALTIVEC_VECTOR_MODE): New.
16 (FIXED_REGISTERS): Add altivec registers.
17 (REG_ALLOC_ORDER): Same.
18 (HARD_REGNO_NREGS): Adjust for altivec registers.
19 (HARD_REGNO_MODE_OK): Same.
20 (MODES_TIEABLE_P): Same.
21 (REGISTER_MOVE_COST): Same.
22 (REGNO_REG_CLASS): Same.
23 (reg_class): Add ALTIVEC_REGS.
24 (REG_CLASS_NAMES): Same.
25 (REG_CLASS_CONTENTS): Same.
26 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
27 (ALTIVEC_ARG_RETURN): New.
28 (FUNCTION_VALUE): Handle VECTOR_TYPE.
29 (LIBCALL_VALUE): Handle altivec vector modes.
30 (VECTOR_MODE_SUPPORTED_P): New.
31 (ALTIVEC_ARG_MIN_REG): New.
32 (ALTIVEC_ARG_MAX_REG): New.
33 (ALTIVEC_ARG_NUM_REG): New.
34 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
35 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
36 (REGISTER_NAMES): Add altivec regs.
37 (DEBUG_REGISTER_NAMES): Same.
38 (ADDITIONAL_REGISTER_NAMES): Same.
39 (rs6000_builtins): New.
40 (MD_EXPAND_BUILTIN): New.
41 (MD_INIT_BUILTINS): New.
42 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
43 for AltiVec instructions.
44 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
45 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
47 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
48 (TARGET_SWITCHES): Add no-altivec.
49 (DATA_ALIGNMENT): Align vectors to 128 bits.
50 (TARGET_OPTIONS): Add abi= option.
51 Add rs6000_abi_string extern.
52 (LOCAL_ALIGNMENT): New.
53 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
54 (MASK_ALTIVEC_ABI): New.
55 (TARGET_ALTIVEC_ABI): New.
56 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
58 (STACK_BOUNDARY): Adjust for altivec.
59 (BIGGEST_ALIGNMENT): Same.
60 (rs6000_args): Add vregno.
61 (USE_ALTIVEC_FOR_ARG_P): New.
62 (FIXED_REGISTERS): Add vrsave register.
63 (CALL_USED_REGISTERS): Same.
64 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
66 (reg_class): Add VRSAVE_REGS.
67 (REG_CLASS_NAMES): Same.
68 (REG_CLASS_CONTENTS): Same.
69 (REGNO_REG_CLASS): Same.
71 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
72 (ABI_STACK_BOUNDARY): Same.
73 (BIGGEST_ALIGNMENT): Same.
74 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
75 (ROUND_TYPE_ALIGN): Same.
77 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
80 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
83 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
86 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
87 (altivec_expand_builtin): New.
88 (altivec_init_builtins): New.
89 (TARGET_EXPAND_BUILTIN): New.
90 (TARGET_INIT_BUILTINS): New.
91 (rs6000_init_builtins): New.
92 (struct builtin_description): New.
94 (rs6000_reg_names): Add altivec registers.
95 (alt_reg_names): Same.
96 (secondary_reload_class): Altivec regs can hold altivec regs and
98 (rs6000_emit_move): Force constants into memory for AltiVec moves.
99 (print_operand): Add 'y' case for printing altivec memory
101 (rs6000_legitimize_address): Legitimize vector addresses into
103 (altivec_expand_binop_builtin): New.
104 New string rs6000_current_abi.
105 (rs6000_override_options): Call rs6000_parse_abi_options.
106 (rs6000_parse_abi_options): New.
107 (function_arg_boundary): Vector arguments must be 16
109 (function_arg_advance): Handle vector arguments.
110 (function_arg_partial_nregs): Same.
111 (init_cumulative_args): Same.
112 (function_arg): Same.
114 * config/rs6000/rs6000.md (altivec_lvx): New.
115 (type): Add altivec attribute.
117 (*movv4si_internal): New.
119 (*movv16qi_internal): New.
121 (*movv8hi_internal1): New.
123 (*movv4sf_internal1): New.
240 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
242 * Makefile.in (df.o): Add fibheap.h to dependencies.
244 * df.h: Add prototypes for transfer functions, iterative_dataflow
246 (enum df_flow_dir): New enum.
247 (enum df_confluence_op): New enum.
248 (struct df): Add inverse_rts_map.
250 * df.c: Add sbitmap.h to the list of includes.
251 (df_rd_global_compute): Removed.
252 (df_ru_global_compute): Removed.
253 (df_lr_global_compute): Removed.
254 (df_rd_transfer_function): New function.
255 (df_ru_transfer_function): New function.
256 (df_lr_transfer_function): New function.
257 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
258 Use iterative_dataflow_bitmap instead of df_*_global_compute.
259 (iterative_dataflow_sbitmap): New function.
260 (iterative_dataflow_bitmap): New function.
262 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
264 * doc/gcc.texi: Move terminology and spelling conventions to
265 htdocs/codingconventions.html.
267 2001-11-07 Graham Stott <grahams@redhat.com>
269 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
271 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
273 * expmed.c (expand_mult): Force operand to register before computing
275 * i386.c (x86_decompose_lea): New global vairable.
276 * i386.h (x86_decompose_lea): Declare.
277 (TARGET_DECOMPOSE_LEA): New macro.
278 (RTX_COST): Handle leas properly.
280 2001-11-06 Richard Henderson <rth@redhat.com>
282 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
283 defined for a CONSTRUCTOR; don't check it.
285 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
287 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
288 test for absolute pathnames.
290 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
292 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
293 instructions up to the target pc inclusive.
295 2001-11-06 Steve Christiansen <smc@us.ibm.com>
297 * loop.c (loop_regs_scan): Don't invalidate PIC register.
299 2001-11-06 Eric Christopher <echristo@redhat.com>
301 * config/mips/mips.md(movdf_internal2): Add constraints for float
302 to general register move.
303 * config/mips/elf64.h: Add default ABI.
305 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
307 * alias.c:: Include langhooks.h.
308 * emit-rtl.c: Similarly.
309 * toplev.c: Similarly.
310 * tree-inline.c: Similarly.
311 * langhooks-def.h: New, the old langhooks.h. Give the default
312 hooks a common prefix.
313 * langhooks.h: Contents extracted from toplev.h.
314 * toplev.h: Move langhook stuff to langhooks.h.
315 * langhooks.c: Give default hooks a common prefix.
317 * c-lang.c: Include langhooks-def.h.
318 * objc/objc-act.c: Similarly.
319 * Makefile.in: Update.
320 * objc/Make-lang.in: Update.
322 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
324 * doc/install.texi: Document that configure options not listed in
325 this file are unsupported. Document --with-system-zlib.
327 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
329 * rtl.h (mem_for_const_double): New declaration.
330 * varasm.c (mem_for_const_double): New function.
331 * config/convex/convex.md (movdf): Use it.
332 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
333 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
334 * config/m68k/m68kv4.h: Likewise.
336 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
337 of new GP reg classes.
339 * expr.c (store_field): When making temp object for unaligned
340 component, set it to alias set 0.
342 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
344 * c-common.c (c_expand_expr_stmt): Apply default conversions to
345 non-lvalue arrays if C99.
346 * c-typeck.c (default_conversion): Split out code handling
347 array-to-pointer and function-to-pointer conversions into a
348 separate default_function_array_conversion function.
349 (default_function_array_conversion): New function. Keep track of
350 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
351 arrays unchanged outside C99 mode instead of giving an error for
353 (build_component_ref): Use pedantic_non_lvalue when handling
354 COMPOUND_EXPR. Don't handle COND_EXPR specially.
355 (convert_arguments): Use default_function_array_conversion.
356 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
358 (unary_complex_lvalue): Likewise.
359 (internal_build_compound_expr): Use
360 default_function_array_conversion. Apply default conversions to
361 function in compound expression.
362 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
363 Use default_function_array_conversion.
364 * doc/extend.texi: Update documentation of subscripting non-lvalue
369 2001-11-05 Zack Weinberg <zack@codesourcery.com>
371 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
372 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
373 corresponding to the complete set of .po and .gmo files in
374 the source directory's po subdir, modified by LINGUAS. Don't
376 * configure.in: Don't set ALL_LINGUAS.
377 * configure: Regenerate.
379 * Makefile.in (.po.gmo): Don't move into source directory.
380 (.po.pox): Clarify comments.
381 (install-po): Look for .gmo files in both srcdir and objdir;
382 don't fail if a file is totally missing.
383 (distclean): rmdir ada subdirectory too.
385 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
387 * config/rs6000/rs6000.c (rs6000_select_section): Handle
388 CONSTRUCTORs _correctly_.
390 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
392 * c-decl.c (delete_block): Remove.
393 * c-tree.h (delete_block): Remove.
395 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
397 * cppexp.c (lex, parse_defined): Update warning about defined.
399 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
401 * config/rs6000/rs6000.c (rs6000_select_section): Handle
404 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
406 * config/arm/arm.c (arm_return_in_memory): Cope with
407 int_size_in_bytes returning -1.
409 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
412 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
414 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
415 remove unneded depdendencies;
417 * cfglayout.c, cfglayout.h: New files; break out from ...
418 * bb-reorder.c: ... here; Remove unneeded includes;
420 2001-11-04 Alan Modra <amodra@bigpond.net.au>
422 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
424 2001-11-04 David Edelsohn <edelsohn@gnu.org>
426 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
427 mode as well. Do not explicitly create intermediate regs.
429 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
431 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
432 (common_section): Delete unused variable.
433 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
434 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
435 * arm-protos.h (arm_poke_function_name, aof_add_import,
436 aof_delete_import): Const-ify.
437 * arm.c (legitimize_pic_address): Wrap variables in the macro
438 controlling their usage.
439 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
440 (arm_poke_function_name, pic_chain, import, aof_add_import,
441 aof_delete_import): Const-ify.
442 * i386.c (ix86_osf_output_function_prologue): Const-ify.
443 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
444 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
445 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
446 * i860/sysv3.h: Add missing comment closure.
447 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
448 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
451 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
452 (i960-*-*): Set tmake_file.
453 (sparc86x-*-elf*): Fix typo in header name.
455 * sched-rgn.c (schedule_insns): Delete unused variable.
457 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
460 * c-typeck.c (lookup_field): Rework to return a chain down to
462 (build_component_ref): Use the new lookup_field to handle
463 nested anonymous entities correctly.
465 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
467 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
468 Change parameters to gen_rtx_CONST_DOUBLE.
469 (GEN_INT64, sparc_emit_set_const64): Likewise.
470 * config/sparc/sparc.md (movdf split): Likewise.
472 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
474 * unroll.c (calculate_giv_inc): Use find_last_value rather
475 than just hoping the last instruction is the right SET.
476 [Fixes 990604-1.c on stormy16.]
478 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
479 library at all if -T is used.
481 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
482 some uses of uninitialized variables in error cases.
484 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
485 look at 'temp' if we won't be using it.
487 * config/stormy16/stormy16.h (CONST_COSTS): Define.
489 (ADDRESS_COST): Define.
490 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
492 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
494 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
495 stormy16_asm_output_mi_thunk.
496 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
498 * config/stormy16/stormy16-protos.h
499 (stormy16_asm_output_mi_thunk): New prototype.
501 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
503 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
504 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
505 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
506 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
507 sched-int.h, toplev.c, config/alpha/alpha.c,
508 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
509 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
510 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
511 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
512 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
513 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
514 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
516 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
518 * Makefile.in (dbxout.o): Depend on function.h.
519 * collect2.c (is_in_list): Hide unused function.
520 * dbxout.c: Include function.h.
521 (source_label_number, dbxout_source_line, dbxout_source_file,
522 dbxout_function_end, dbxout_begin_function): Wrap/move inside
523 macros controlling usage.
524 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
525 * output.h (exports_section): Prototype.
527 * convex.c (convex_output_function_prologue): Fix format specifier
529 (asm_declare_function_name): Fix signed/unsigned warning.
530 (print_operand): Fix format specifier warning.
531 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
532 * dsp16xx-protos.h (uns_comparison_operator,
533 num_1600_core_shifts): Prototype.
534 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
535 (frame_size, frame_pointer_offset): Delete.
536 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
537 Make static. Fix format specifier warnings.
538 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
539 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
540 * dsp16xx.md: Add default case in switches.
541 * fr30.h (IN_RANGE): Delete.
542 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
543 * mcore-protos.h (mcore_output_cmov): Const-ify.
544 * mcore.c (mcore_output_cmov): Likewise.
545 * mcore.h (switch_to_section): Make static and prototype.
546 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
547 unsigned>=0 warnings.
548 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
549 * rs6000-protos.h (read_only_data_section,
550 read_only_private_data_section): Prototype.
551 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
552 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
553 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
555 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
557 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
559 * final.c (final_scan_insn): Add brackets around body of if-stmt.
560 * gcc.c (convert_filename): Add static prototype. Const-ify.
561 Wrap variable in macros controlling its use.
562 * output.h (sdata_section): Add prototype.
564 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
565 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
566 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
567 (ASM_FILE_START): Const-ify.
568 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
570 * c4x.md: Don't use the 'U' integer suffix.
571 * clipper.md (clipper_movstr): Delete declaration.
572 * d30v-protos.h (d30v_move_2words): Const-ify.
573 (debug_stack_info): Add prototype.
574 * d30v.c: Include "integrate.h".
575 (d30v_function_arg_boundary, d30v_function_arg,
576 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
577 signed/unsigned warnings.
578 (d30v_print_operand_memory_reference, d30v_move_2words):
580 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
581 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
582 * fr30.md: Const-ify.
583 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
584 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
585 (mvs_get_label_page): Hide unused static function.
586 * i860.c (current_function_original_name): Const-ify.
587 * i860/sysv3.h (current_function_original_name): Likewise.
588 * i860/sysv4.h (current_function_original_name): Likewise.
589 * i960.md: Add default case in switches. Remove unused variable.
590 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
591 * m32r.md: Const-ify.
592 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
593 * m68hc11.c: Include "reload.h".
594 (static_chain_reg, print_options, m68hc11_asm_file_start):
596 * m68hc11.md: Delete unused variable. Const-ify. Add parens
597 around & in comparison.
598 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
599 * mn10200.c (shift_mode): Remove trailing comma.
600 * mn10300-protos.h (output_tst): Const-ify.
601 * mn10300.c (output_tst): Likewise.
602 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
604 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
605 * pa.c (output_ascii): Likewise.
606 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
607 * pdp11.md (expand_unop): Delete declarations.
608 * pj-protos.h (pj_output_addsi3): Const-ify.
609 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
610 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
611 unique_src_operand): Add prototypes.
612 (pj_output_store_into_lval): Make definition static.
613 (pj_function_incoming_arg): Don't use unary plus.
614 (pj_output_addsi3): Const-ify.
615 * romp.md (get_symref): Delete declarations.
616 * v850-c.c (mark_current_function_as_interrupt): Don't return
617 value from void function.
618 * v850.c: Include "integrate.h".
619 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
620 * vax-protos.h (const_section): Add prototype.
622 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
624 * machmode.def: Add documentation for the seventh argument in
627 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
629 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
631 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
632 <-melf>: Don't have markup for ELF acronym.
634 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
636 * config.gcc (mmix-*-*): New target.
637 * doc/invoke.texi: Document MMIX options.
638 * doc/contrib.texi: Add note about MMIX port to my entry.
639 * config/mmix/t-mmix: New file.
640 * config/mmix/mmix.h: New file.
641 * config/mmix/mmix-protos.h: New file.
642 * config/mmix/mmix.c: New file.
643 * config/mmix/mmix.md: New file.
644 * config/mmix/crti.asm: New file.
645 * config/mmix/crtn.asm: New file.
647 2001-11-03 Kazu Hirata <kazu@hxi.com>
649 * config/sparc/linux-aout.h: Fix comment formatting.
650 * config/sparc/linux.h: Likewise.
651 * config/sparc/linux64.h: Likewise.
652 * config/sparc/lynx.h: Likewise.
653 * config/sparc/pbd.h: Likewise.
654 * config/sparc/sol2-sld-64.h: Likewise.
655 * config/sparc/sol2.h: Likewise.
656 * config/sparc/sparc.c: Likewise.
657 * config/sparc/sparc.h: Likewise.
658 * config/sparc/sparc.md: Likewise.
659 * config/sparc/sunos4.h: Likewise.
660 * config/sparc/vxsim.h: Likewise.
661 * config/sparc/vxsparc.h: Likewise.
662 * config/sparc/vxsparc64.h: Likewise.
664 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
666 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
667 reference to CONST_DOUBLE_MEM in comment.
668 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
669 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
670 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
671 * function.c (pop_function_context_from): Don't call
672 restore_varasm_status.
673 * function.h (restore_varasm_status): Delete declaration.
674 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
676 * rtl.def (CONST_DOUBLE): Update comment.
677 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
678 (CONST_DOUBLE_CHAIN): Likewise.
679 (CONST_DOUBLE_MEM): Delete.
680 (gen_rtx_CONST_DOUBLE): Update parameters.
681 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
682 Remove reference to CONST_DOUBLE_MEM.
683 (const_alias_set): New variable.
684 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
685 (immed_real_const_1): Adjust tests for 0, 1, and 2.
686 Don't set CONST_DOUBLE_MEM.
687 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
688 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
689 Put constant in const_alias_set.
690 (struct pool_constant): ALIGN now unsigned.
691 OFFSET now HOST_WIDE_INT.
693 (restore_varasm_status): Deleted.
694 (mark_pool_constant): Mark desc->rtl.
695 (force_const_mem): Rework to store rtl in hash table,
696 not CONST_DOUBLE_MEM.
697 Put constant in const_alias_set.
698 (find_pool_constant): Check desc->rtl.
699 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
700 (init_varasm_once): Initialize const_alias_set.
702 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
705 * reload.c (combine_reloads): Don't combine an output reload if there
706 are other reloads around for part of the output.
708 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
710 (set_mem_decl): New function.
711 * expr.h (set_mem_decl): New declaration.
712 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
713 (output_asm_operand_names): Add tab.
714 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
716 * builtins.c (get_memory_rtx): Properly set MEM alias set and
719 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
721 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
722 Use "invalid" instead of "illegal". Use @r in comments in
725 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
727 * c-decl.c (pushdecl): Move block inside if conditional to remove
728 possibility of a segfault. Lookup block-level extern
729 variables in enclosing scopes correctly.
731 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
733 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
735 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
736 SUBREG so we avoid SUBREGing memory.
738 * expmed.c (store_bit_field): Same.
740 2001-11-02 DJ Delorie <dj@redhat.com>
742 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
743 using FP registers for DImode mem-mem moves is acceptable.
745 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
747 * builtins.c (apply_args_size): Handle vector arguments.
748 (apply_result_size): Same.
750 * machmode.def: Set WIDER mode field for all vector entries.
752 2001-11-02 Graham Stott <grahams@redhat.com>
754 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
756 2001-11-01 Eric Christopher <echristo@redhat.com>
758 * config.gcc: Revert part of earlier patch.
759 * config/mips/linux.h: Ditto.
760 * df.c: Include tm_p.h to avoid warnings.
761 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
763 * config/mips/mips.c: Define mips_abi regardless.
764 (mips_output_function_prologues): Add long casts for .frame
766 (override_options): Allow use of ABI_32.
768 2001-11-01 Kazu Hirata <kazu@hxi.com>
770 * config/m68hc11/m68hc11.c: Fix comment formatting.
771 * config/m68hc11/m68hc11.h: Likewise.
772 * config/m68hc11/m68hc11.md: Likewise.
774 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
776 * c-typeck.c (default_conversion): Retain the original expression
778 * gcc.dg/Wparentheses.c: New tests.
780 2001-11-01 David S. Miller <davem@redhat.com>
782 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
783 64-bit Sparc description more in line with reality.
785 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
787 * Makefile.in (GCOV_OBJS): Add version.o.
788 * gcov.c: Include "version.h" and <getopt.h>.
789 (gcov_version_string): Remove.
790 (print_usage): Take a parameter to determine whether this is a
791 call from --help or an error message. Give fuller output that
792 follows the GNU Coding Standards for --help.
793 (print_version): New function.
795 (process_args): Use getopt_long. Support long options. Follow
796 GNU Coding Standards for --help and --version.
797 * doc/gcov.texi: Document long options.
798 Addresses part of PR other/704.
800 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
802 * pa.c (output_move_double): Fix typo in double load.
804 2001-11-01 Kazu Hirata <kazu@hxi.com>
806 * config/h8300/h8300.c (h8300_encode_label): Compute a string
807 before passing it to ggc_alloc_string.
809 2001-11-01 Kazu Hirata <kazu@hxi.com>
811 * config/m68k/3b1.h: Fix comment formatting.
812 * config/m68k/3b1g.h: Likewise.
813 * config/m68k/a-ux.h: Likewise.
814 * config/m68k/amix.h: Likewise.
815 * config/m68k/apollo68.h: Likewise.
816 * config/m68k/atari.h: Likewise.
817 * config/m68k/aux-exit.c: Likewise.
818 * config/m68k/ccur-GAS.h: Likewise.
819 * config/m68k/crds.h: Likewise.
820 * config/m68k/dpx2.h: Likewise.
821 * config/m68k/dpx2g.h: Likewise.
822 * config/m68k/hp310.h: Likewise.
823 * config/m68k/hp320.h: Likewise.
824 * config/m68k/isi.h: Likewise.
825 * config/m68k/linux.h: Likewise.
826 * config/m68k/lynx.h: Likewise.
827 * config/m68k/m68k-psos.h: Likewise.
828 * config/m68k/m68k.c: Likewise.
829 * config/m68k/m68k.h: Likewise.
830 * config/m68k/m68k.md: Likewise.
831 * config/m68k/m68kelf.h: Likewise.
832 * config/m68k/m68kv4.h: Likewise.
833 * config/m68k/mot3300.h: Likewise.
834 * config/m68k/news.h: Likewise.
835 * config/m68k/next.h: Likewise.
836 * config/m68k/pbb.h: Likewise.
837 * config/m68k/plexus.h: Likewise.
838 * config/m68k/sgs.h: Likewise.
839 * config/m68k/sun3.h: Likewise.
840 * config/m68k/tower.h: Likewise.
841 * config/m68k/vxm68k.h: Likewise.
843 2001-10-31 DJ Delorie <dj@redhat.com>
845 * config/mips/mips.h (mips_cache_flush_func): Prototype.
846 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
847 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
848 * config/mips/mips.c (mips_cache_flush_func): New.
849 * doc/invoke.texi: Document the new options.
851 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
853 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
854 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
856 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
858 * config/cris/cris.c: Include output.h after tree.h but before
861 2001-10-31 Zack Weinberg <zack@codesourcery.com>
863 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
864 (INTL_SUBDIRS): Just intl.
865 (.SUFFIXES): Add .gmo .po .pox.
866 (native): Also depend on build-@POSUB@.
867 (intl.all, intl.install): Depend on config.h and things it includes.
868 (po-generated): New target; depend on c-parse.c and tradcif.c.
869 (install-normal): Also depend on install-@POSUB@.
870 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
871 (build-, install-, build-po, update-po, install-po,
872 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
874 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
875 * configure.in: Don't munge XGETTEXT. Don't generate
877 * configure: Regenerate.
880 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
881 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
883 2001-10-31 Kazu Hirata <kazu@hxi.com>
885 * config/h8300/h8300.md (two anonymous patterns): New.
887 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
889 * tree.h (tree_index): Add support for V16QI and V8HI.
890 (V8HI_type_node): New.
891 (V16QI_type_node): New.
893 * tree.c (build_common_tree_nodes_2): Same.
895 * c-common.c (type_for_mode): Same.
897 2001-10-31 Kazu Hirata <kazu@hxi.com>
899 * config/i386/att.h: Fix comment formatting.
900 * config/i386/beos-elf.h: Likewise.
901 * config/i386/bsd.h: Likewise.
902 * config/i386/bsd386.h: Likewise.
903 * config/i386/crtdll.h: Likewise.
904 * config/i386/cygwin.asm: Likewise.
905 * config/i386/cygwin.h: Likewise.
906 * config/i386/djgpp.h: Likewise.
907 * config/i386/freebsd-aout.h: Likewise.
908 * config/i386/freebsd.h: Likewise.
909 * config/i386/gas.h: Likewise.
910 * config/i386/i386-interix.h: Likewise.
911 * config/i386/i386-protos.h: Likewise.
912 * config/i386/i386.c: Likewise.
913 * config/i386/i386.h: Likewise.
914 * config/i386/i386.md: Likewise.
915 * config/i386/i386elf.h: Likewise.
916 * config/i386/interix.c: Likewise.
917 * config/i386/isc.h: Likewise.
918 * config/i386/isccoff.h: Likewise.
919 * config/i386/iscdbx.h: Likewise.
920 * config/i386/linux.h: Likewise.
921 * config/i386/lynx.h: Likewise.
922 * config/i386/mingw32.h: Likewise.
923 * config/i386/netbsd-elf.h: Likewise.
924 * config/i386/next.h: Likewise.
925 * config/i386/osf1elf.h: Likewise.
926 * config/i386/osfrose.h: Likewise.
927 * config/i386/sco5.h: Likewise.
928 * config/i386/seq-gas.h: Likewise.
929 * config/i386/seq-sysv3.h: Likewise.
930 * config/i386/sequent.h: Likewise.
931 * config/i386/sol2.h: Likewise.
932 * config/i386/sun386.h: Likewise.
933 * config/i386/uwin.asm: Likewise.
934 * config/i386/uwin.h: Likewise.
935 * config/i386/vxi386.h: Likewise.
936 * config/i386/win32.h: Likewise.
937 * config/i386/winnt.c: Likewise.
938 * config/i386/xm-cygwin.h: Likewise.
939 * config/i386/xm-mingw32.h: Likewise.
941 2001-10-31 Kazu Hirata <kazu@hxi.com>
943 * builtins.def: Fix comment typos.
944 * config/alpha.c: Likewise.
945 * config/arm/arm.c: Likewise.
946 * config/avr/avr.h: Likewise.
947 * config/d30v/d30v.c: Likewise.
948 * config/d30v/d30v.h: Likewise.
949 * config/d30v/d30v.md: Likewise.
950 * config/dsp16xx/dsp16xx.c: Likewise.
951 * config/fr30/fr30.c: Likewise.
952 * config/fr30/fr30.md: Likewise.
953 * config/i386/i386.c: Likewise.
954 * config/i860/i860.c: Likewise.
955 * config/i960/i960.c: Likewise.
956 * config/ia64/ia64.c: Likewise.
957 * config/mips/mips.c: Likewise.
958 * config/pa/pa.c: Likewise.
959 * config/rs6000/rs6000.c: Likewise.
960 * config/s390/s390.c: Likewise.
961 * config/sparc/sparc.c: Likewise.
963 2001-10-30 Kazu Hirata <kazu@hxi.com>
965 * config/mips/elf.h: Fix comment formatting.
966 * config/mips/elf64.h: Likewise.
967 * config/mips/iris5.h: Likewise.
968 * config/mips/iris5gas.h: Likewise.
969 * config/mips/iris6.h: Likewise.
970 * config/mips/isa3264.h: Likewise.
971 * config/mips/linux.h: Likewise.
972 * config/mips/mips.c: Likewise.
973 * config/mips/mips.h: Likewise.
974 * config/mips/mips.md: Likewise.
975 * config/mips/mips16.S: Likewise.
976 * config/mips/netbsd.h: Likewise.
977 * config/mips/osfrose.h: Likewise.
978 * config/mips/r3900.h: Likewise.
979 * config/mips/sni-svr4.h: Likewise.
980 * config/mips/svr4-t.h: Likewise.
981 * config/mips/ultrix.h: Likewise.
983 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
985 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
986 when we update head->current.
988 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
990 * tree.c (id_string_size): Remove.
991 (dump_tree_statistics): Update.
992 * toplev.c (compile_file): If dumping stats, dump tree stats too.
994 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
996 * sched-rgn.c (schedule_insns): Fix comment.
998 2001-10-30 Zack Weinberg <zack@codesourcery.com>
1000 * configure.in: Correct previous change: don't assume that
1001 gas's version number _isn't_ the last thing on the line, or
1002 isn't the only number on the line, either.
1003 * configure: Regenerate.
1005 2001-10-30 Kazu Hirata <kazu@hxi.com>
1007 * cfgcleanup.c: Fix a comment typo.
1009 2001-10-30 Kazu Hirata <kazu@hxi.com>
1011 * alias.c: Fix comment formatting.
1012 * recog.c: Likewise.
1013 * config/cris/cris.c: Likewise.
1014 * config/cris/cris.h: Likewise.
1015 * config/i960/i960.c: Likewise.
1016 * config/i960/i960.h: Likewise.
1018 2001-10-30 Kazu Hirata <kazu@hxi.com>
1020 * config/arm/arm.c: Fix a comment typo.
1021 * config/arm/arm.h: Likewise.
1022 * config/ia64/ia64.c: Likewise.
1024 2001-10-30 Jakub Jelinek <jakub@redhat.com>
1026 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
1027 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
1028 * rtl.h (set_unique_reg_note): Change return value.
1029 * gcse.c (try_replace_reg): Use set_unique_reg_note.
1030 * cse.c (cse_insn): Likewise.
1031 * expr.c (emit_move_insn): Likewise.
1032 * explow.c (force_reg): Likewise.
1033 * local-alloc (update_equiv_regs): Likewise.
1034 * loop.c (move_moveables, load_mems): Likewise.
1035 * reload (find_reloads): Likewise.
1037 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
1040 * c-decl.c (parmlist_tags_warning, start_struct,
1041 check_for_loop_decls): Separate messages for struct, union and
1042 enum cases to allow for languages in which they have different
1044 * c-format.c (scanf_flag_specs): Separate short and long name of
1045 the assignment suppression feature.
1046 (check_format_types): Localize "pointer" and "different types"
1048 * c-lex.c (lex_number): Localize "an unsigned long int" and
1050 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
1052 * c-typeck.c (build_unary_up): Separate messages for increment and
1053 decrement cases to allow for languages in which they use different
1054 articles. Localize the strings "increment" and "decrement" in one
1057 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
1059 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
1060 when no changes has been made.
1062 * gcse.c (reg_set_bitmap): Turn into reg_set.
1063 (modify_mem_list_set, canon_modify_mem_list_set)
1064 (clear_modify_mem_tables, free_modify_mem_tables): New.
1065 (gcse_main); Use free_modify_mem_tables.
1066 (free_gcse_mem): Likewise; free the bitmaps.
1067 (alloc_gcse_main): Initialize the bitmaps.
1068 (canon_list_insert): Set canon_modify_mem_list_set.
1069 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
1070 (compute_hash_table): Use clear_modify_mem_tables.
1071 (reset_opr_set_tables): Likewise.
1072 (oprs_not_set_p): reg_set_bitmap is regset.
1073 (mark_set, mark_clobber): Likewise.
1075 * df.h (DF_EQUIV_NOTES): New constant.
1076 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
1079 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
1080 (init_regions, schedule_insns): Conditionalize the checking
1081 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
1083 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
1085 * i386.md (movti_rex64 splitter): Fix condition.
1087 2001-10-29 Zack Weinberg <zack@codesourcery.com>
1089 * configure.in: Do not assume that gas's version number is the
1090 last thing on the first line of as --version output.
1091 * configure: Regenerate.
1093 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
1094 MT_WARNING, MT_ERROR, MT_FATAL.
1095 (main): Call gcc_init_libintl.
1096 (v_message): Call gettext on msgid and "warning: "
1097 * tradcif.y: Include intl.h.
1098 (yyerror): Make parameter definition consistent with
1099 prototype. Call gettext on msgid argument.
1101 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1103 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
1106 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
1108 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1110 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
1111 before referencing it.
1113 2001-10-26 DJ Delorie <dj@redhat.com>
1115 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
1116 override -G, and force -G0.
1118 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1120 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
1121 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
1122 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
1123 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
1125 * loop.h (struct induction): Rename ext_dependant to
1127 * loop.c: Change all uses.
1128 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
1129 All callers changed.
1130 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
1132 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1134 * c-parse.in (expr_no_commas, primary), c-typeck.c
1135 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
1137 2001-10-29 David Edelsohn <edelsohn@gnu.org>
1139 Undo assemble_name change in earlier patch.
1141 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
1143 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
1144 determining the type of the receiver, do not check that TREE_CODE
1145 of receiver is CALL_EXPR before calling receiver_is_class_object().
1146 (receiver_is_class_object): For the GNU runtime: recognize
1147 the case that the receiver is self in a class method context.
1148 Check that TREE_CODE of receiver is CALL_EXPR when checking that
1149 the receiver is a call to objc_get_class.
1151 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1153 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
1155 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1157 * Makefile.in (OBJS): Put all files in alphabetical order.
1159 * dwarf2out.c (add_const_value_attribute): Fix error in last
1162 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
1164 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
1165 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
1167 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
1168 (life_analysis): call purge_all_dead_edges after deleting noops.
1169 (delete_noop_move): Do not purge CFG.
1170 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
1172 2001-10-28 David Edelsohn <edelsohn@gnu.org>
1174 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
1175 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
1176 (ASM_GLOBALIZE_LABEL): Use assemble_name.
1177 (ASM_OUTPUT_COMMON): Likewise.
1178 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
1179 (rs6000_output_function_epilogue): Likewise.
1180 (output_mi_thunk): Fix typo.
1181 (rs6000_output_symbol_ref): Use assemble_name.
1182 (output_toc): Likewise.
1183 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
1184 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
1185 assemble_name calls STRIP_NAME_ENCODING.
1186 (ASM_OUTPUT_LABEL): Use assemble_name.
1187 (ASM_GLOBALIZE_LABEL): Likewise.
1188 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1189 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
1190 (ASM_OUTPUT_LOCAL): Likewise.
1192 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1194 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
1195 (expand_builtin_apply, expand_builtin_return): Likewise.
1196 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
1198 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1200 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1201 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
1202 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
1203 configure, configure.in, except.c, except.h, flow.c, function.c,
1204 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
1205 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
1206 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
1207 unroll.c: Fix spelling errors.
1209 * doc/extend.texi, doc/invoke.texi: Fix spelling.
1211 * doc/gcc.texi: Document use of "dependent" and American spelling.
1213 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
1215 * expr.c (emit_group_load): Support CONCATs by storing them to memory
1218 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1220 * expr.c (store_constructor_field): Only call adjust_address on MEM.
1222 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
1224 * genrecog.c (write_switch): Output if before switch for
1225 DT_elt_zero_wide_safe.
1227 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1229 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
1230 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
1231 (FUNCTION_PROFILER): Const-ify.
1232 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
1233 (eliminate_constant_term, assemble_name, output_addr_const):
1234 Remove declarations.
1235 (ptr_half_pic_address_p, half_pic_hash): Prototype.
1236 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
1237 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
1238 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
1239 (half_pic_declare, half_pic_external): Const-ify.
1240 * toplev.c: Include "halfpic.h".
1242 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1244 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
1245 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
1246 config/i386/i386.c, config/i386/i386-interix.h,
1247 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
1248 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
1249 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
1250 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
1251 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
1252 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
1253 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
1256 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1257 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
1258 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
1259 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
1260 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
1261 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
1262 system.h, toplev.c: Fix spelling errors.
1264 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1266 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
1268 * dwarf2out.c (reg_number): Abort if pseudo.
1269 (reg_loc_descriptor): Return 0 if pseudo.
1270 (is_based_loc): Return 0 if pseudo.
1271 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
1273 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
1274 (loc_descriptor): Return 0 if can't find location and handle 0
1275 return from recursive calls.
1276 (loc_descriptor_from_tree): Likewise.
1277 Fix handling of indirect.
1278 Also return 0 for PLACEHOLDER_EXPR.
1279 Clean up COMPONENT_REF cases.
1280 (add_AT_location_descriptor): Simplify, but handle 0 return from
1282 (add_const_value_attribute): Avoid shift count warning.
1283 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
1284 Set comp_unit_die as context if not in function.
1286 * config/mips/mips-protos.h: Break up long lines.
1287 Remove needless #ifdef/#endif blocks.
1288 Don't declare functions declared in file made by genpreds or recog.h.
1289 * config/mips/mips.c (mips_output_function_prologue): TSIZE
1290 is now HOST_WIDE_INT; delete unneeded casts.
1291 * config/mips/mips.h: Don't use #elif.
1293 * expr.c (stor_constructor_field): Always call adjust_address.
1294 Copy TARGET before changing its alias set.
1295 (store_field): Likewise, for TO_RTX.
1296 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
1298 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
1299 (find_placeholder): Return 0 if can't find object.
1300 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
1303 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1305 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
1307 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
1309 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
1310 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
1311 (merge_blocks): Properly udpate life after making edge nonfallthru.
1312 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
1314 2001-10-26 Kazu Hirata <kazu@hxi.com>
1316 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
1318 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
1320 * c-typeck.c (convert_arguments): When comparing for enumeral
1321 type equality, use TYPE_MAIN_VARIANT.
1322 * gcc.dg/Wconversion.c: New tests.
1324 2001-10-26 Kazu Hirata <kazu@hxi.com>
1326 * s390/s390.c: Fix comment typos.
1327 * s390/s390.h: Likewise.
1328 * s390/s390.md: Likewise.
1330 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1332 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
1333 (walk_tree): Use it for tail calls where appropriate.
1335 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1337 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
1338 non-local label_refs.
1340 2001-10-26 Kazu Hirata <kazu@hxi.com>
1342 * config/h8300/h8300.md (4 anonymous patterns): New.
1344 2001-10-26 Kazu Hirata <kazu@hxi.com>
1346 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1347 algorithm through the shift_info structure.
1348 (emit_a_shift): Update the use of get_shift_alg.
1350 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1352 * sched-rgn.c: Remove bitset typedef.
1353 Change bitset to sbitmap in prototypes / variable types.
1355 Remove edgeset_bits.
1356 Remove edgeset_size.
1357 s/BITSET_ADD/SET_BIT/g
1358 s/BITSET_INVERT/sbitmap_ones/g
1359 s/BITSET_INTER/sbitmap_a_and_b/g
1360 s/BITSET_UNION/sbitmap_a_or_b/g
1361 s/BITSET_DIFFER/sbitmap_difference/g
1362 s/bitset_member/TEST_BIT/g
1363 (BITSET_*): Removed.
1364 (bitset_member): Removed.
1365 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1366 EXECUTE_IF_SET_IN_SBITMAP.
1367 (split_edges): Rewrite, use sbitmap functions instead of bitset
1369 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1371 2001-10-26 Andreas Schwab <schwab@suse.de>
1373 * reload1.c (emit_input_reload_insns): Fix parens in last
1374 (undocumented) change that was supposed to change only whitespace.
1376 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1378 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1380 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1383 2001-10-26 Andreas Jaeger <aj@suse.de>
1385 * flow.c (clear_log_links): Remove unused variable.
1386 * cfgcleanup.c (cleanup_cfg): Likewise.
1388 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1390 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1391 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1393 2001-10-26 Richard Henderson <rth@redhat.com>
1395 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1396 rename PV_REG to R27_REG.
1397 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1398 (REG_CLASS_FROM_LETTER): Update.
1399 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1400 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1401 (udivsi3, modsi3, umodsi3): Likewise.
1402 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1404 2001-10-26 Richard Henderson <rth@redhat.com>
1406 * cfg.c (clear_aux_for_blocks): Split out of ...
1407 (free_aux_for_blocks): here.
1408 (clear_aux_for_edges): Split from ...
1409 (free_aux_for_edges): here.
1410 * basic-block.h: Declare them.
1411 * lcm.c (compute_antinout_edge): Use them.
1412 (compute_laterin, compute_available, compute_nearerout): Likewise.
1413 (optimize_mode_switching): Likewise.
1415 2001-10-26 Richard Henderson <rth@redhat.com>
1417 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1418 moving everything back to the main build directory.
1420 2001-10-26 Christopher Faylor <cgf@redhat.com>
1422 * config/i386/cygwin.h: Search target specfic include directory, if
1425 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1427 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1428 of macro guards. Fix #endif comment.
1430 * output.h (default_exception_section, default_eh_frame_section):
1431 Move prototypes outside of macro guard.
1433 * crtstuff.c: Fix #endif comment.
1435 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1437 * doc/md.texi (movMM): Clarify semantics of storing into a
1438 non-paradoxical SUBREG.
1440 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1442 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1443 (lang_hook_default_get_alias_set): Move next to other alias
1445 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1446 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1447 (LANG_HOOKS_INITIALIZER): Add it.
1448 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1449 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1450 instead of a loop calling poplevel.
1452 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1454 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1455 occurrences of #elif with #if...#endif.
1457 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1459 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1461 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1463 * alias.c (can_address_p): No longer static.
1464 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1465 Return 0 if all parameters are default values.
1466 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1467 (adjust_address_1): Try harder to compute a size.
1468 * expr.c (expand_assignment, store_constructor): If can't address,
1469 set MEM_KEEP_ALIAS_SET_P.
1470 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1471 (store_field): Likewise.
1472 (store_constructor): Simplify call to store_constructor_field.
1473 * expr.h (can_address_p): New declaration.
1474 * gensupport.c (gen_rtx_CONST_INT): New function.
1475 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1476 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1477 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1479 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1481 2001-10-24 Christopher Faylor <cgf@redhat.com>
1483 * config/i386/cygwin.h: Use proper path for mingw crt files when
1486 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1488 * dwarf2out.c (file_info_cmp): Always return consistent results.
1490 2001-10-24 Roger Sayle <roger@eyesopen.com>
1492 * stmt.c (expand_end_case): Index jumptables from zero for
1493 suitably small values of minval.
1495 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1497 * stor-layout.c (place_union_field): If any field was aligned with
1498 attribute aligned, set record type's TYPE_USER_ALIGN.
1499 (place_field): Likewise.
1500 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1501 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1503 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1505 * c-common.h (struct c_common_identifier): Remove rid_code field.
1506 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1508 * c-typeck.c (constructor_designated): New local flag.
1509 (struct constructor_stack): Add "designated" field to match.
1510 (start_init): Clear it.
1511 (really_start_incremental_init, push_init_level): Push and
1513 (pop_init_level): Pop it.
1514 (set_designator): Set it.
1516 (pop_init_level): Suppress "missing initializer" warnings if
1517 constructor_designated is true.
1518 (process_init_element): Suppress warning about union
1519 initialization under traditional C, if constructor_designated
1522 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1524 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1527 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1529 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1531 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1533 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1534 the node was already a set to a constant.
1536 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1538 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1539 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1541 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1543 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1544 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1545 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1546 * s390.c (s390_final_chunkify): Don't use string concatenation.
1547 (s390_function_prologue, s390_function_epilogue): Const-ify.
1548 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1550 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1552 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1555 2001-10-23 Stan Shebs <shebs@apple.com>
1557 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1558 -traditional-cpp in first-stage compilation.
1560 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1562 * gensupport.c (target_flags): Add.
1564 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1566 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1568 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1569 * except.c (expand_builtin_frob_return_addr): Likewise.
1570 (expand_builtin_eh_return): Likewise.
1571 * stmt.c (expand_computed_goto): Likewise.
1572 * explow.c (memory_address): Likewise.
1573 (allocate_dynamic_stack_space): Clean up predicate testing.
1574 (probe_stack_range): Convert SIZE to Pmode.
1575 * calls.c (rtx_for_function_call): Only call convert_memory_address
1577 Pass function call operand as ptr_mode, not Pmode.
1578 * expr.c (expand_assignment): Clean up calls to convert_memory
1579 address by only doing so when needed and making offsets Pmode.
1580 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1581 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1582 is in Pmode, not ptr_mode.
1584 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1586 * darwin-protos.h (constructor_section, destructor_section,
1587 mod_init_section, mod_term_section): Prototype.
1588 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1590 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1592 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1593 objc_section_init declaration.
1594 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1595 (objc_section_init, try_section_alias): Make static.
1596 (alias_section): Make static and hide unused function.
1597 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1599 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1601 * alias.c (can_address_p): Compnonents are not addressable if
1602 the containing type has alias set 0.
1603 (get_alias_set): Rework to use STRIP_NOPS.
1604 Only call front-end routine on object, type, or object with
1605 NOPs stripped, not inner values.
1606 Use language hook to call front-end routine.
1607 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1608 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1609 Don't pass alignment to emit_block_move.
1610 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1611 (expand_builtin_memset): Likewise, but for clear_storage.
1612 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1613 and remove C++ specific parts.
1614 * c-common.h (c_common_get_alias_set): Add declaration.
1615 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1616 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1617 (save_fixed_argument_area): Call set_mem_align.
1618 Remove alignment in call to emit_block_move.
1619 (emit_library_call_value_1, store_one_arg): Likewise.
1620 (target_for_arg): Remove; disabled long ago.
1621 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1622 once and similar cleanups.
1623 (offset_address): Use proper introductory comment.
1624 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1625 from explicit operand; all callers changed.
1626 (clear_storage): Likewise.
1627 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1628 (store_field): Remove kludge on alias set used for to_rtx.
1629 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1630 (expand_expr_unaligned): Call set_mem_attributes instead of
1632 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1633 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1634 (expand_function_end): Track MEM attributes of trampolines.
1635 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1636 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1637 attributes from original.
1638 * langhooks.c (lang_hook_default_get_alias_set): New function.
1639 (hook_get_alias_set_0): New function.
1640 * langhooks.h (hook_get_alias_set_0): New declaration.
1641 (lang_hook_default_get_alias_set): Likewise.
1642 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1643 * reload1.c (alter_reg): Use adjust_address_nv.
1644 * rtl.c (get_mode_alignment): Moved to here.
1645 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1646 change default if unknown from 1 to BITS_PER_UNIT.
1647 * stor-layout.c (get_mode_alignment): Remove from here.
1648 * toplev.h (struct lang_hoks): Add get_alias_set field.
1649 * tree.h (lang_get_alias_set): Delete declaration.
1650 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1651 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1652 (ix86_va_arg): Likewise.
1653 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1654 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1655 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1656 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1657 (expand_block_move_mem): Remove dead code.
1659 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1661 * c-common.c (warn_div_by_zero): New.
1662 * c-common.h (warn_div_by_zero): New.
1663 * c-decl.c (c_decode_option): Take it on the command line.
1664 * c-typeck.c (build_binary_op): Warn about division by zero.
1665 * doc/invoke.texi: Document the new command line option, fix
1666 documentation of -Wmultichar.
1667 * testsuite/gcc.dg/divbyzero.c: New tests.
1668 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1670 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1672 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1674 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1675 to avoid update_life_info call.
1676 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1677 * cfgcleanup.c (bb_flags): New enum.
1678 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1679 (notice_new_block, update_forwarder_flag): New functions.
1680 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1681 (try_forward_edges): Likewise; update flags.
1682 (merge_blocks): Likewise.
1683 (outgoing_edges_match): Likewise.
1684 (try_crossjump_to_edge): Likewise.
1685 (try_optimize_cfg): Likewise; initialize and clear the flags;
1686 recompute life info if needed.
1687 (cleanup_cfg): No need to clear aux pointers.
1689 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1691 * config/i386/i386.c (override_options): Default to minimum
1692 stack alignment when optimizing for code size.
1693 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1696 * config/i386/i386.c (override_options): Set upper limit of
1697 -mpreferred-stack-boundary to 12.
1699 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1701 * recog.c (peephole2_optimize): Add default case to switch.
1703 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1705 * doc/gcc.texi (Sending Patches): Remove.
1707 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1709 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1710 fields when comparing.
1712 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1714 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1715 * arm.c (HOST_INT, HOST_UINT): Likewise.
1717 2001-10-22 Stan Shebs <shebs@apple.com>
1719 * config/darwin-protos.h (darwin_exception_section): Declare.
1720 (darwin_eh_frame_section): Declare.
1722 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1724 * i386.md (movti_rex64): Fix mode.
1726 2001-10-22 Stan Shebs <shebs@apple.com>
1728 * target.h (struct gcc_target): Add asm_out.exception_section,
1729 asm_out.eh_frame_section.
1730 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1731 (TARGET_ASM_EH_FRAME_SECTION): New.
1732 (TARGET_INITIALIZER): Update.
1733 * output.h (default_exception_section): Declare.
1734 (default_eh_frame_section): Declare.
1735 * dwarf2out.c: Include target.h.
1736 (output_call_frame_info): Call target hook for eh frames.
1737 (default_eh_frame_section): New function.
1738 * except.c: Include target.h.
1739 (output_function_exception_table): Call target hook for exception
1741 * varasm.c (default_exception_section): Rename from
1742 exception_section, remove EXCEPTION_SECTION macro.
1744 * config/darwin.h (darwin_eh_frame_section): New function.
1745 (EXCEPTION_SECTION): Remove.
1746 (TARGET_ASM_EXCEPTION_SECTION): Define.
1747 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1748 (nextstep_exception_section): New function.
1749 (nextstep_eh_frame_section): New function.
1750 (TARGET_ASM_EXCEPTION_SECTION): Define.
1751 (TARGET_ASM_EH_FRAME_SECTION): Define.
1753 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1754 (TARGET_ASM_EXCEPTION_SECTION): Define.
1755 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1756 (EXCEPTION_SECTION): Remove.
1757 (TARGET_ASM_EXCEPTION_SECTION): Define.
1758 * config/stormy16/stormy16.h: Remove comments referencing
1759 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1761 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1762 TARGET_ASM_EH_FRAME_SECTION.
1764 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1766 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1769 * c-format.c: Fix spelling typo in comment.
1771 * sched-int.h: Fix typo in GCC preamble.
1773 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1776 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1778 2001-10-22 Richard Henderson <rth@redhat.com>
1780 * config/i386/i386.c (ix86_expand_clear): New.
1781 * config/i386/i386-protos.h: Declare it.
1782 * config/i386/i386.md (setcc peep2s): Use it.
1783 (movsi_xor): Unexport.
1785 2001-10-22 Richard Henderson <rth@redhat.com>
1787 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
1788 free_EXPR_LIST_list for LOG_LINKS.
1790 2001-10-21 Robert Lipe <robertlipe@usa.net>
1792 * config/i386/i386.c (sco_asm_named_section): Delete.
1793 (sco_asm_out_constructor): Delete.
1794 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
1795 (ASM_OUTPUT_DOUBLE_INT): Likewise.
1796 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
1797 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
1798 (EXCEPTION_SECTION): Delete EH scn renaming hack.
1800 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1802 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
1803 and/or fold extra calls into fewer ones.
1804 * collect2.c (dump_file): Likewise.
1805 * cppexp.c (parse_number): Likewise.
1806 * cpplex.c (_cpp_lex_direct): Likewise.
1807 * final.c (output_asm_insn, asm_fprintf): Likewise.
1808 * fix-header.c (inf_scan_ident, main): Likewise.
1809 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
1811 * fold-const.c (real_hex_to_f): Likewise.
1812 * gen-protos.c (parse_fn_proto): Likewise.
1813 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
1814 * genrecog.c (change_state, write_action): Likewise.
1815 * gensupport.c (shift_output_template): Likewise.
1816 * local-alloc.c (requires_inout): Likewise.
1817 * mips-tfile.c (IS_ASM_IDENT): Likewise.
1818 * protoize.c (is_id_char, main): Likewise.
1819 * real.c (asctoeg): Likewise.
1820 * recog.c (asm_operand_ok): Likewise.
1821 * reload.c (find_reloads): Likewise.
1822 * scan.c (scan_identget_token): Likewise.
1823 * sched-vis.c (print_value): Likewise.
1824 * stringpool.c (ggc_alloc_string): Likewise.
1825 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
1826 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
1827 * tradcpp.c (rescan): Likewise.
1828 * tree.c (clean_symbol_name): Likewise.
1829 * varasm.c (decode_reg_name): Likewise.
1831 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
1832 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
1833 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
1834 * m88k.c (output_ascii): Likewise.
1835 * m88k.h (OVERRIDE_OPTIONS): Likewise.
1836 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
1837 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1838 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
1840 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1842 * langhooks.c (lang_hook_default_do_nothing,
1843 lang_hook_default_decode_option): New defaults.
1844 * langhooks.h: Make hooks unconditional and non-NULL.
1845 * toplev.c (compile_file, toplev_main): Update.
1846 * toplev.h: Update comments.
1847 * objc/objc-act.c (lang_hooks): Update to new paradigm.
1849 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1851 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
1853 * system.h (IN_RANGE): New macro.
1855 2001-10-21 Zack Weinberg <zack@codesourcery.com>
1857 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
1858 INTLDEPS variable, which does not include $LIBICONV.
1859 * Makefile.in: Use INTLDEPS in LIBDEPS.
1860 * configure: Regenerate.
1862 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1864 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
1865 * cpplex.c (lex_percent, lex_dot): Remove.
1866 (get_effective_char, skip_block_comment, skip_line_comment,
1867 parse_identifier_slow, parse_number, parse_string, save_comment,
1868 _cpp_lex_direct): Update to do lookback freely.
1869 (IF_NEXT_IS, BACKUP): New macros.
1870 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
1871 * cppmacro.c (paste_tokens): Update.
1873 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
1875 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
1877 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
1879 * reload1.c (reload): Check CONSTANT_P before calling
1880 LEGITIMATE_PIC_OPERAND_P.
1881 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
1882 workaround of 2001-10-13.
1884 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1886 * i386.c (split_di): Handle splitting of DFmode.
1888 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1890 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
1891 (adjust_address_1, offset_address): Likewise.
1893 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
1894 (output_asm_insn): Call it for each line output.
1895 Don't record an operand more than once.
1897 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
1898 * main.c: Include config.h and system.h, but not ansidecl.h.
1899 * Makefile.in (main.o): Update accordingly.
1901 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1903 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
1905 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1907 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
1908 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
1910 (find_sub_basic_blocks): ... here;
1911 (find_many_sub_basic_blocks): New.
1912 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
1914 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
1916 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
1918 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
1920 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
1921 * flow.c (update_life_info): Measure time.
1922 * c-decl.c: Include timevar.h
1923 (c_expand_body): Measure time.
1924 * toplev.c (rest_of_compilation): Measure time of mode switching
1926 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
1928 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
1929 (lang_independent_options): Add asynchronous-unwind-tables
1930 (toplev_main): flag_asynchronous_unwind_tables implies
1932 * flags.h (flag_asynchronous_unwind_tables): Declare.
1933 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
1934 flag_asynchronous_unwind_tables.
1935 (output_call_frame_info): Likewise.
1936 * invoke.texi (-fasynchronous-unwind-tables): Document.
1937 * i386.c (optimization_options): Enable
1938 flag_asynchronous_unwind_tables.
1940 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
1941 * i386.md (s* expanders): Destination is QImode.
1943 * toplev.c (rest_of_compilation): Do not call clear_log_links.
1944 * rtl.h (clear_log_links): Kill.
1945 * flow.c (clear_log_links): Make static; accept blocks parameter;
1946 do no clear life info.
1947 (update_life_info): Call clear_log_links.
1949 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
1951 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
1953 * cpplex.c (handle_newline, skip_escaped_newlines,
1954 get_effective_char, skip_block_comment, skip_line_comment,
1955 parse_identifier_slow, parse_number, parse_string,
1956 _cpp_lex_direct): Update to do more stepping back.
1957 (trigraph_ok): Similarly. Rename trigraph_p.
1958 (SAVE_STATE, RESTORE_STATE): Remove.
1959 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
1961 * cpplib.c (destringize): Rename destringize_and_run, and
1962 call run_directive directly.
1963 (_cpp_do__Pragma): Simplify.
1965 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1967 * pe.c (arm_pe_unique_section): Const-ify.
1968 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
1969 (switch_to_section): Add static prototype.
1971 * output.h (drectve_section): Prototype.
1973 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1975 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
1976 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
1977 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
1978 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
1979 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1980 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
1981 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
1982 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
1983 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
1984 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
1985 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
1986 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
1987 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
1988 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
1989 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
1990 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
1991 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
1992 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
1993 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
1994 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
1995 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
1996 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
1997 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
1998 cris-*-none, cris-*-linux*: Update ${tmfile} list.
1999 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
2000 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
2001 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
2002 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
2003 v850-*-*): Delete superflous ${cpu_type} setting.
2004 * config/linux.h: Delete svr4.h include.
2005 (SET_ASM_OP): Delete.
2006 * config/netware.h (INT_ASM_OP): Undef before define.
2007 * config/ptx4.h: Delete elfos.h include.
2008 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
2009 * config/svr4.h: Delete elfos.h include. Update commentary.
2010 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
2011 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
2012 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
2013 config/v850/v850.h: Delete svr4.h include.
2014 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
2015 config/m68k/m68kv4.h, config/m88k/sysv4.h,
2016 config/sparc/sysv4.h: Update includes.
2017 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
2018 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
2019 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
2020 config/m88k/dguxbcs.h: Delete includes.
2021 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
2022 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
2023 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
2025 * config/m88k/dgux.h: Delete include.
2026 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
2028 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
2029 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
2030 * config/sh/elf.h: Update include.
2031 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
2032 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
2034 2001-10-19 Catherine Moore <clm@redhat.com>
2036 * config/stormy16/stormy-abi: Updates to varargs descriptions.
2037 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
2038 base and count fields.
2039 (stormy16_expand_builtin_va_start): last_reg_count changed to
2040 size_of_reg_args. Use count + size in first comparison.
2042 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2044 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
2045 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
2046 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
2047 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
2048 Set alignment from type if INDIRECT_REF.
2049 (adjust_address_1, offset_address): Simplify alignment compuitation.
2050 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
2051 here; done by set_mem_attributes.
2053 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2055 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
2056 * arm-protos.h (rdata_section, zero_init_section, common_section):
2058 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
2059 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
2060 traditional mode stringification.
2061 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
2062 in macros controling its use.
2063 * rtlanal.c: Include tm_p.h.
2064 * varasm.c (asm_output_aligned_bss): Mark parameter with
2066 (assemble_constant_align, assemble_start_function, assemble_align,
2067 assemble_variable, assemble_trampoline_template,
2068 output_constant_def_contents): Wrap potentially empty if-stmt body
2071 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2073 * a29k-protos.h (literal_section): Prototype.
2074 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
2075 * a29k.md: Ensure function pointers are prototyped.
2076 * genattrtab.c (write_eligible_delay): Mark parameter with
2079 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2081 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
2082 * 1750a.c (print_operand): Fix format specifier warning.
2083 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
2084 * 1750a.md: Likewise.
2085 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
2086 * genemit.c (output_add_clobbers): Mark parameter with
2088 * genrecog.c (write_subroutine): Likewise.
2089 * integrate.c (expand_inline_function): Delete unused variable.
2090 * varasm.c (remove_from_pending_weak_list): Wrap with
2093 2001-10-19 Jakub Jelinek <jakub@redhat.com>
2095 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
2096 field is different to previous argument's neg field.
2098 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
2100 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2102 * final.c (get_decl_from_op): New function.
2103 (output_asm_insn): Call it; write "*" when item with decl is address.
2105 2001-10-19 Janis Johnson <janis187@us.ibm.com>
2107 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
2108 about 64-bit support from the 3.0_branch version.
2110 2001-10-19 Zack Weinberg <zack@codesourcery.com>
2112 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
2113 USE_INCLUDED_LIBINTL when appropriate.
2114 * configure, config.in: Regenerate.
2115 * Makefile.in (datadir): Set to @datadir@.
2116 (intl.o): Also depend on $(CONFIG_H) and system.h.
2118 * intl.c: Factor out common gettext initialization sequence.
2119 (gcc_init_libintl): New function.
2120 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
2121 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
2122 off NLS. Add multiple include guard. No need to #ifdef-guard
2123 an #undef. Prototype gcc_init_libintl here.
2125 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
2126 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
2127 Use gcc_init_libintl.
2129 2001-10-19 Catherine Moore <clm@redhat.com>
2131 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
2133 * config/stormy16/stormy16.c (stormy16_split_move): Make
2134 sure that REG_INC notes are present for auto_inc operands.
2136 2001-10-19 Andreas Jaeger <aj@suse.de>
2138 * configure: Regenerated.
2139 * configure.in: Add x86_64 to switch statements.
2141 2001-10-18 Richard Henderson <rth@redhat.com>
2143 * config/alpha/alpha.md (sibcall_osf_1): Load destination
2144 address into $27 explicitly.
2145 (sibcall_value_osf_1): Likewise.
2147 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2149 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
2150 (offset_address): New function.
2151 (free_emit_status): Free regno_decl.
2152 (init_emit): Pass proper number of elements to xcalloc.
2153 Allocate regno_decl.
2154 (mark_emit_status): Mark regno_decl values.
2155 * expr.c (highest_pow2_factor): New function.
2156 (expand_assigment): Use it and offset_address.
2157 Properly handle ptr_mode vs. Pmode in offset calculation.
2158 (store_constructor, expand_expr_unaligned): Likewise.
2159 (expand_expr, case COMPONENT_EXPR): Likewise.
2160 * expr.h (offset_address): New decl.
2161 * function.h (struct emit_status): Add regno_decl.
2162 (REGNO_DECL): New macro.
2163 * final.c (output_asm_name): Move in file and don't conditionalize
2164 on flag_print_asm_name.
2165 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
2166 Output names of operands, if known.
2167 * function.c (assign_parms): Set REGNO_DECL.
2168 * integrate.c (integrate_decl_tree): Likewise.
2169 * stmt.c (expand_decl): Likewise.
2170 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
2172 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
2174 * attribs.c (handle_noinline_attribute): New function.
2175 (handle_used_attribute): Likewise.
2176 (c_common_attribute_table): Added noinline and used.
2177 * doc/extend.texi (Function Attributes): Document them.
2178 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
2179 Warn when merging inline with attribute noinline.
2180 (start_decl, start_function): Warn if inline and attribute
2181 noinline appear in the same declaration.
2183 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
2185 * config.gcc: Update c4x and i370 for C front end-specific
2187 * config/c4x/c4x-c.c: New.
2188 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
2189 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2191 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
2192 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2194 (c4x_init_pragma): Remove.
2195 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
2196 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
2197 c4x_pr_ignored): Move to c4x-c.c.
2198 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
2199 * config/c4x/t-c4x: Update.
2200 * config/i370/i370-c.c: New.
2201 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
2202 (i370_pr_map): Move to i370-c.c.
2203 * config/i370/t-i370: New.
2205 * doc/tm.texi: Update.
2207 2001-10-17 Stan Shebs <shebs@apple.com>
2209 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
2210 typo fixes throughout.
2211 (machopic_output_stub): Remove some dead code.
2213 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
2215 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
2218 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2220 * Makefile.in (print-rtl.o): Depend on TREE_H.
2221 * alias.c (get_alias_set): Make two passes over objects to first
2222 see if inner object is access via restricted pointer.
2223 Defer allocating alias set for restricted pointer until here.
2224 Call find_placeholder with second arg nonzero.
2226 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
2227 set for restricted pointer types.
2228 * emit-rtl.c (set_mem_attributes): Set more attributes.
2229 (set_mem_align, change_address, adjust_address_1): New functions.
2230 (change_address_1): Now static.
2231 (adjust_address, adjust_address_nv): Deleted.
2232 (replace_equiv_address): Call change_address_1.
2233 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
2234 (find_placeholder): Get starting point from PLIST arg.
2235 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
2236 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
2237 (adjust_address, adjust_address_nv): New macros.
2238 * print-rtl.c (tree.h): New include.
2239 (print_rtx, case MEM): Print all memory attributes.
2241 2001-10-17 Richard Henderson <rth@redhat.com>
2243 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
2245 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2247 * c-tree.texi: Eliminate duplicated word.
2248 * cpp.texi: Likewise.
2249 * install.texi: Likewise.
2250 * invoke.texi: Likewise.
2251 * tm.texi: Likewise.
2253 2001-10-17 Michael Collison <collison@isisinc.net>
2255 * dsp16xx.c: Fix comment formatting to match GNU standards.
2256 (dsp16xx_output_function_prologue): Change type of 'size'
2257 parameter from 'int' to HOST_WIDE_INT.
2258 (dsp16xx_output_function_epilogue): Change type of 'size'
2259 parameter from 'int' to HOST_WIDE_INT.
2261 2001-10-16 Richard Henderson <rth@redhat.com>
2263 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
2264 * configure, config.in: Rebuild.
2266 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
2267 (ix86_output_addr_diff_elt): New.
2268 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
2269 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2270 (JUMP_TABLES_IN_TEXT_SECTION): New.
2271 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
2272 * config/i386/i386-protos.h: Update.
2274 * config/i386/386bsd.h, config/i386/beos-elf.h,
2275 config/i386/freebsd-aout.h, config/i386/freebsd.h,
2276 config/i386/i386-interix.h, config/i386/i386elf.h,
2277 config/i386/linux.h, config/i386/netbsd-elf.h,
2278 config/i386/netbsd.h, config/i386/openbsd.h,
2279 config/i386/ptx4-i.h, config/i386/rtemself.h,
2280 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
2281 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
2283 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
2285 * stmt.c (expand_asm_operands): Update commentary.
2287 2001-10-16 Stan Shebs <shebs@apple.com>
2289 * config/darwin.h (GCC_NAME): Remove, no longer used.
2290 (NO_MATH_LIBRARY): Ditto.
2291 (MATH_LIBRARY): Define to emptiness.
2292 (DWARF2_DEBUGGING_INFO): Define.
2293 (PREFERRED_DEBUGGING_TYPE): Define.
2294 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
2295 (EXCEPTION_SECTION): Define.
2296 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2297 * config/darwin.c (darwin_encode_section_info): Handle case of
2298 DECL_INITIAL being error_mark_node.
2300 2001-10-16 Richard Henderson <rth@redhat.com>
2302 * alpha.c (current_file_function_operand): Don't fail for profiling.
2303 (direct_call_operand): New.
2304 * alpha-protos.h: Declare it.
2305 * alpha.h (EXTRA_CONSTRAINT): Use it.
2306 (PREDICATE_CODES): Add it.
2307 (ASM_OUTPUT_MI_THUNK): Remove.
2308 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
2309 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
2311 2001-10-16 Krister Walfridsson <cato@df.lth.se>
2313 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
2314 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2316 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2318 * cfg.c (free_edge): Break out from ....
2319 (remove_edge): ... here.
2320 (clear_edges): Use free_edge.
2322 * att.h (ASM_QUAD): Add comment.
2323 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
2325 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
2327 * i386.c (split_ti): New function.
2328 (ix86_split_to_parts): Support TImodes.
2329 * i386.h (VALID_INT_MODE_P): Add TImode.
2330 * i386.md (movdi splitter): Fix.
2331 (movti): Support 64bit integer registers.
2332 (movti_rex64): New function and splitter.
2334 * i386.c (*_cost): Add movsx/movzx cost.
2335 * i386.h (struct processor_costs): Add movsx/movzx fields.
2336 (RTX_COSTS): Handle zero/sign extend + avoid believing that
2337 64bit operations require split on 64bit machine.
2338 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
2340 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
2341 (ix86_expand_move): Avoid pushes of memory if size does not match;
2342 move long constants to register.
2343 (x86_initialize_trampoline): Fix mode.
2344 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2345 Use ASM_QUAD on 64bit.
2346 * i386.md (test pattern): Disallow impossible constants.
2347 (tablejump PIC expander): Fix emitting of sum.
2348 (movdicc_rex64): Rename to movdicc.
2349 * linux64.h (LINK_SPEC): Add missing '%'.
2351 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2353 * tree-inline.c (inlinable_function_p): Leave it up to the
2354 front-end to turn -finline-functions into DECL_INLINE set for all
2357 2001-10-16 Stan Shebs <shebs@apple.com>
2359 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2361 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2363 * recog.c: Formatting and comment typo fixes.
2365 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2366 version in single tree build.
2367 * configure: Regenerate.
2369 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2371 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2372 MODE arguments to gen_rtx and compare operand with const0_rtx.
2374 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2376 * system.h: Poison old unused target macros.
2377 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2378 * config/stormy16/stormy16.c: Update references to obsolete macros.
2379 * config/stormy16/stormy16.h: Similarly.
2380 * config/stormy16/stormy16.md: Similarly.
2381 * config/cris/cris.h: Similarly.
2383 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2385 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2386 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2387 cpp_register_pragma): Update accordingly.
2389 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2391 * c-pragma.h (cpp_register_pragma_space): Remove.
2392 * cpplib.h (cpp_register_pragma_space): Remove.
2393 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2394 (cpp_register_pragma_space): Remove.
2395 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2397 (do_pragma): Similarly.
2398 (_cpp_init_internal_pragmas): Don't register namespaces.
2400 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2401 Don't register namespaces.
2402 * cp/lex.c (init_cp_pragma): Similarly.
2403 * doc/tm.texi: Update.
2405 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2408 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2410 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2412 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2413 add scheduling support.
2414 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2415 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2416 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2419 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2421 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2422 missing CONSTANT_P test in core GCC.
2424 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2426 * cppmain.c (struct printer): New member source.
2427 (scan_translation_unit): Fix spacing at start of lines.
2428 (cb_line_change): Update.
2430 * gcc.dg/cpp/spacing2.c: New test.
2432 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2434 * config/cris/arit.c: Use __builtin_labs, not abs.
2436 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2438 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2439 misplaced sprintf and fprintf argument.
2441 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2443 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2444 * configure.in, Makefile.in: Take out obsolete check-po logic.
2445 * configure, config.in: Regenerate.
2447 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2449 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2450 symtab declarations.
2452 2001-10-12 Stan Shebs <shebs@apple.com>
2454 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2455 declarations of arguments and local variables.
2457 2001-10-12 Christopher Faylor <cgf@redhat.com>
2459 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2460 ENDFILE_SPEC definition.
2462 2001-10-12 Kazu Hirata <kazu@hxi.com>
2464 * gthr-dce.h: Fix comment formatting.
2465 * gthr-posix.h: Likewise.
2466 * gthr-single.h: Likewise.
2467 * gthr-solaris.h: Likewise.
2468 * gthr-vxworks.h: Likewise.
2469 * gthr-win32.h: Likewise.
2471 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2473 * final.c (output_asm_insn): Make sure assembly dialects are
2474 terminated, not nested. Output `|' and `}' characters if they
2475 don't appear inside assembly dialect selection.
2476 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2477 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2478 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2479 strsetsi_rex_1): Add {} braces.
2481 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2483 * toplev.c (compile_file): Ignore return value from yyparse.
2484 Always pop any nested binding levels after yyparse returns.
2486 2001-10-11 Richard Henderson <rth@redhat.com>
2488 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2490 2001-10-11 Richard Henderson <rth@redhat.com>
2492 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2493 fall back to add_AT_long_long for large CONST_INT.
2495 2001-10-11 Richard Henderson <rth@redhat.com>
2497 * config/i386/i386.md (setcc splitters): Add four splitters to
2498 simplify compound compares that simplify_comparison can't handle.
2500 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2502 * cpplex.c (digraph_spellings, token_spellings): Make static.
2504 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2506 * unroll.c (loop_iterations): Fixup last patch.
2508 2001-10-11 Richard Henderson <rth@redhat.com>
2510 * rtl.h (REG_VTABLE_REF): New.
2511 * rtl.c (reg_note_name): Add it.
2512 * combine.c (distribute_notes): Handle it.
2513 * final.c (final_scan_insn): Handle it.
2514 * tree.def (VTABLE_REF): New.
2515 * expr.c (expand_expr): Handle it.
2516 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2517 * output.h: Declare them.
2519 2001-10-11 Richard Henderson <rth@redhat.com>
2521 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2524 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2526 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2527 available in 64-bit mode.
2529 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2531 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2532 cris-*-linux* cases.
2533 * config/cris/cris-protos.h: New file.
2534 * config/cris/cris.c: New file.
2535 * config/cris/cris.h: New file.
2536 * config/cris/cris.md: New file.
2537 * config/cris/linux.h: New file.
2538 * config/cris/aout.h: New file.
2539 * config/cris/arit.c: New file.
2540 * config/cris/cris_abi_symbol.c: New file.
2541 * config/cris/mulsi3.asm: New file.
2542 * config/cris/t-aout: New file.
2543 * config/cris/t-cris: New file.
2544 * config/cris/t-elfmulti: New file.
2545 * config/cris/t-linux: New file.
2546 * doc/invoke.texi: Add CRIS options.
2547 * doc/install.texi (Specific): Add blurb for CRIS.
2549 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2551 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2553 * config/float/i32.h: Likewise.
2554 * config/float-i386.h: Likewise.
2555 * config/float-i64.h: Likewise.
2556 * config/float-m68k.h: Likewise.
2557 * config/float-sh.h: Likewise.
2558 * config/float-sparc.h: Likewise.
2560 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2562 * doc/contrib.texi: Add note about CRIS port to my entry.
2564 2001-10-11 Kazu Hirata <kazu@hxi.com>
2566 * basic-block.h: Fix formatting.
2567 * bitmap.h: Likewise.
2568 * cpplib.h: Likewise.
2569 * c-tree.h: Likewise.
2570 * diagnostic.h: Likewise.
2571 * flags.h: Likewise.
2573 * longlong.h: Likewise.
2575 * reload.h: Likewise.
2579 2001-10-10 Richard Henderson <rth@redhat.com>
2581 * c-parse.in (asm_operand): Allow named operands.
2582 * genconfig.c (max_recog_operands): Set to 29.
2583 * local-alloc.c (requires_inout): Skip multiple digits.
2584 * recog.c (asm_operand_ok): Likewise.
2585 (preprocess_constraints): Use strtoul for matching constraints.
2586 (constrain_operands): Likewise.
2587 * regmove.c (find_matches): Likewise.
2588 * reload.c (find_reloads): Likewise.
2589 * stmt.c (parse_output_constraint): Don't reject in-out
2590 constraint on operands > 9. Reject '[' in constraint.
2591 (expand_asm_operands): Handle named operands. Use strtoul
2592 for matching constraints.
2593 (check_operand_nalternatives): Split out from expand_asm_operands.
2594 (check_unique_operand_names): New.
2595 (resolve_operand_names, resolve_operand_name_1): New.
2597 * doc/extend.texi (Extended Asm): Document named operands.
2598 * doc/md.texi (Simple Constraints): Document matching constraints
2601 2001-10-10 Richard Henderson <rth@redhat.com>
2603 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2605 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2606 (jcc splitters): Add two splitters to simplify compound compares
2607 that simplify_comparison can't handle.
2609 2001-10-10 Richard Henderson <rth@redhat.com>
2611 * langhooks.c: Include langhooks.h.
2612 * Makefile.in (langhooks.o): Depend on it.
2614 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2616 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2617 should not be considered as a no-op.
2618 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2620 2001-10-10 Stan Shebs <shebs@apple.com>
2622 * alias.c: Remove uses of "register" specifier in declarations
2623 of arguments and local variables.
2624 * c-common.c: Ditto.
2625 * c-convert.c: Ditto.
2627 * c-format.c: Ditto.
2628 * c-semantics.c: Ditto.
2629 * c-typeck.c: Ditto.
2630 * caller-save.c: Ditto.
2633 * cfgbuild.c: Ditto.
2635 * collect2.c: Ditto.
2639 * cppfiles.c: Ditto.
2642 * defaults.h: Ditto.
2644 * dwarf2out.c: Ditto.
2645 * dwarfout.c: Ditto.
2646 * emit-rtl.c: Ditto.
2651 * fix-header.c: Ditto.
2652 * floatlib.c: Ditto.
2654 * fold-const.c: Ditto.
2655 * function.c: Ditto.
2658 * gen-protos.c: Ditto.
2659 * genattrtab.c: Ditto.
2660 * gencheck.c: Ditto.
2661 * genconfig.c: Ditto.
2663 * genextract.c: Ditto.
2664 * genflags.c: Ditto.
2665 * gengenrtl.c: Ditto.
2666 * genoutput.c: Ditto.
2668 * genrecog.c: Ditto.
2669 * gensupport.c: Ditto.
2673 * haifa-sched.c: Ditto.
2674 * hard-reg-set.h: Ditto.
2676 * integrate.c: Ditto.
2679 * local-alloc.c: Ditto.
2681 * mips-tdump.c: Ditto.
2682 * mips-tfile.c: Ditto.
2685 * print-rtl.c: Ditto.
2686 * read-rtl.c: Ditto.
2689 * reg-stack.c: Ditto.
2690 * regclass.c: Ditto.
2695 * resource.c: Ditto.
2699 * sched-deps.c: Ditto.
2700 * sched-rgn.c: Ditto.
2702 * simplify-rtx.c: Ditto.
2704 * stor-layout.c: Ditto.
2711 * xcoffout.c: Ditto.
2713 2001-10-10 Richard Henderson <rth@redhat.com>
2715 * rtl.h (can_reverse_comparison_p): Remove.
2717 2001-10-10 Christopher Faylor <cgf@redhat.com>
2719 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2722 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2724 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2725 (Thanks to Chris Faylor for suggesting macro name).
2726 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2728 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2729 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2730 (MATH_LIBRARY): Undef before definition.
2731 (OUTPUT_QUOTED_STRING): Likewise.
2732 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2734 2001-10-10 Richard Henderson <rth@redhat.com>
2736 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2737 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2738 a tristate comparison value.
2739 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2741 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2744 * unroll.c (loop_iterations): Ignore insns generated by loop
2747 * config.gcc (mips*-*-gnu*): Delete support.
2748 * config/mips/gnu.h: Remove.
2750 2001-10-10 Kazu Hirata <kazu@hxi.com>
2752 * calls.c: Fix formatting.
2753 * c-decl.c: Likewise.
2754 * cfgcleanup.c: Likewise.
2755 * combine.c: Likewise.
2756 * cppfiles.c: Likewise.
2757 * cpplib.c: Likewise.
2758 * cppmacro.c: Likewise.
2759 * crtstuff.c: Likewise.
2761 * dwarf2out.c: Likewise.
2762 * expmed.c: Likewise.
2764 * fold-const.c: Likewise.
2765 * function.c: Likewise.
2767 * genattrtab.c: Likewise.
2768 * ggc-page.c: Likewise.
2769 * integrate.c: Likewise.
2770 * libgcc2.c: Likewise.
2772 * optabs.c: Likewise.
2773 * profile.c: Likewise.
2774 * protoize.c: Likewise.
2776 * recog.c: Likewise.
2777 * reload1.c: Likewise.
2778 * reload.c: Likewise.
2779 * reorg.c: Likewise.
2780 * resource.c: Likewise.
2781 * sched-rgn.c: Likewise.
2782 * sdbout.c: Likewise.
2784 * toplev.c: Likewise.
2785 * varasm.c: Likewise.
2787 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
2789 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
2790 * Makefile.in (langhooks.o): Add dependencies.
2792 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
2794 * rs6000.c (rs6000_emit_load_toc_table): Don't
2795 strdup the toc label.
2796 (create_TOC_reference): Likewise.
2798 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2800 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
2803 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2805 * config/i386/i386.c (ix86_attribute_table): Correct
2806 min_len, max_len fields for dllimport, dllexport and shared.
2808 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
2810 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
2811 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
2812 Consistently use "nonzero" instead of "non-zero".
2814 2001-10-09 Kazu Hirata <kazu@hxi.com>
2816 * acconfig.h: Fix comment formatting.
2817 * c-dump.h: Likewise.
2818 * c-tree.h: Likewise.
2819 * conditions.h: Likewise.
2821 * function.h: Likewise.
2823 * hwint.h: Likewise.
2824 * integrate.h: Likewise.
2827 * optabs.h: Likewise.
2829 2001-10-09 Kazu Hirata <kazu@hxi.com>
2831 * c-common.h: Fix comment formatting.
2832 * c-dump.c: Likewise.
2834 * diagnostic.h: Likewise.
2835 * except.c: Likewise.
2837 * gcov-io.h: Likewise.
2838 * genattrtab.c: Likewise.
2839 * output.h: Likewise.
2840 * predict.h: Likewise.
2841 * reload1.c: Likewise.
2842 * reload.h: Likewise.
2843 * resource.h: Likewise.
2845 * system.h: Likewise.
2847 * tree-inline.c: Likewise.
2848 * tsystem.h: Likewise.
2849 * varasm.c: Likewise.
2850 * xcoffout.h: Likewise.
2852 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2854 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
2856 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2858 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
2859 config/i386/i386elf.h, config/i386/netbsd-elf.h,
2860 config/i386/netware.h, config/mcore/gfloat.h,
2861 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
2862 config/netware.h, gccbug.in: Update FSF address.
2864 2001-10-09 Kazu Hirata <kazu@hxi.com>
2866 * c-common.c: Fix comment typos.
2867 * cfgrtl.c: Likewise.
2868 * collect2.c: Likewise.
2869 * cpplex.c: Likewise.
2870 * doloop.c: Likewise.
2871 * dwarf2out.c: Likewise.
2872 * dwarfout.c: Likewise.
2874 * fold-const.c: Likewise.
2878 * global.c: Likewise.
2879 * ifcvt.c: Likewise.
2881 * optabs.c: Likewise.
2882 * protoize.c: Likewise.
2883 * regclass.c: Likewise.
2884 * reorg.c: Likewise.
2888 * doc/cpp.texi: Likewise.
2889 * doc/c-tree.texi: Likewise.
2890 * doc/extend.texi: Likewise.
2891 * doc/invoke.texi: Likewise.
2892 * doc/objc.texi: Likewise.
2893 * doc/tm.texi: Likewise.
2895 2001-10-08 Richard Henderson <rth@redhat.com>
2897 * varasm.c (set_named_section_flags): Initialize "declared".
2899 2001-10-08 Robert Lipe <robertlipe@usa.net>
2901 * varasm.c (struct in_named_entry): Add declared.
2902 (named_section_first_declaration): New function.
2903 (default_elf_asm_named_section): Use it.
2904 * output.h (named_section_first_declaration): New.
2906 2001-10-08 Richard Henderson <rth@redhat.com>
2908 * i386.md (movsi_xor): Export.
2909 (setcc peep2): Use it when available; add an alternative to
2910 match zero_extendhisi2_and.
2912 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2914 * romp-protos.h (romp_initialize_trampoline): New function.
2915 * romp.c (romp_initialize_trampoline): Likewise.
2916 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
2917 romp_initialize_trampoline.
2919 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2921 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
2922 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2923 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2924 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2926 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2928 * unroll.c (loop_iterations): Extend check for multiple back edges.
2930 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
2932 * langhooks.h: New file.
2933 * Makefile.in (OBJS): Added langhooks.o.
2934 (c-lang.o): Depend on langhooks.h.
2935 (c-common.o): Don't depend on tree-inline.h.
2936 (tree-inline.o): Depend on toplev.h.
2937 (langhooks.o): New rule.
2938 * c-common.c: Don't include tree-inline.h.
2939 (c_mark_lang_decl): Mark argument c as unused.
2940 (c_common_lang_init): Don't initialize hooks here.
2941 * c-lang.c: Include langhooks.h, then override some macros.
2942 (lang_hooks): Initialize with macros in langhooks.h.
2943 (c_init): Don't initialize hooks here.
2944 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
2945 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
2946 * tree-inline.c: Include toplev.h. Don't define hook variables.
2947 * tree-inline.h: Don't define hook types nor declare hook
2948 variables. Move macros to...
2949 * langhooks.c: ... new file, as functions. Adjust all callers.
2951 2001-10-08 Jeffrey A Law <law@cygnus.com>
2953 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
2954 purge_mem_unchanging_flag on all instructions, not just on those
2955 before NOTE_INSN_FUNCTION_BEG.
2957 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2959 * cppmacro.c (_cpp_create_definition): Leave comments off.
2961 * doc/cpp.texi: Update.
2963 2001-10-08 DJ Delorie <dj@redhat.com>
2965 * c-decl.c (grokfield): Make sure the only unnamed fields
2966 we're allowing are either structs or unions.
2967 * doc/extend.texi: Add documentation for the unnamed field
2970 2001-10-08 Zack Weinberg <zack@codesourcery.com>
2972 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
2973 * configure.in: Use it.
2974 * configure: Regenerated.
2975 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
2976 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
2978 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2980 * cppfiles.c (open_file): Don't mark zero-length files
2981 never-reread here. Don't output diagnostics here either.
2982 (stack_include_file): Mark them never-reread here.
2983 (_cpp_read_file): Update.
2985 2001-10-08 Richard Henderson <rth@redhat.com>
2987 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
2989 2001-10-08 Richard Henderson <rth@redhat.com>
2991 * expr.c (store_expr): When converting a CONST_INT for storage
2992 in a SUBREG, convert it to both SUBREG modes before stripping
2995 2001-10-08 Richard Henderson <rth@redhat.com>
2997 * varasm.c (restore_varasm_status): New.
2998 * function.h: Declare it.
2999 * function.c (pop_function_context_from): Call it.
3001 2001-10-08 Richard Henderson <rth@redhat.com>
3003 * c-common.h (struct c_lang_decl): Add declared_inline.
3004 * c-tree.h (DECL_DECLARED_INLINE_P): New.
3005 * c-lang.c (c_disregard_inline_limits): Use it.
3006 * c-decl.c (duplicate_decls): Likewise.
3007 (pushdecl, redeclaration_error_message): Likewise.
3008 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
3009 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
3010 Set DECL_INLINE if -finline-functions.
3011 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
3013 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3015 * cppmacro.c (funlike_invocation_p): Move some logic to caller
3016 in enter_macro_context. Create a padding token in its own context
3017 if necessary when the search for '(' fails.
3018 (enter_macro_context): Update.
3020 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3022 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
3023 genmultilib, toplev.c: Fix spelling errors of "separate" as
3024 "seperate", and corresponding spelling errors of related words.
3026 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3028 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
3029 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
3031 * c-dump.c (dump_option_value_info): Likewise.
3032 * c-format.c (format_length_info, format_char_info,
3033 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
3034 * collect2.c (names): Likewise.
3035 * cppdefault.h (default_include): Likewise.
3036 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
3037 * flow.c (life_analysis): Likewise.
3038 * gcc.c (dir_separator_str, modify_target, option_map,
3039 target_option_translations, spec_list_1, extra_specs_1,
3040 init_spec): Likewise.
3041 * gcov.c (gcov_version_string): Likewise.
3042 * genattr.c (write_units): Likewise.
3043 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
3044 * gengenrtl.c (rtx_definition, defs): Likewise.
3045 * genrecog.c (pred_table): Likewise.
3046 * global.c (global_alloc): Likewise.
3047 * lcm.c (optimize_mode_switching): Likewise.
3048 * local-alloc.c (find_free_reg): Likewise.
3049 * params.h (param_info): Likewise.
3050 * predict.c (predictor_info): Likewise.
3051 * protoize.c (unexpansion_struct): Likewise.
3052 * real.c (bmask): Likewise.
3053 * recog.h (insn_operand_data, insn_data): Likewise.
3054 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
3055 * stmt.c (expand_nl_goto_receiver): Likewise.
3056 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
3057 target_switches, target_options): Likewise.
3058 * tradcif.y (token, tokentab2, yylex): Likewise.
3059 * tree.h (attribute_spec): Likewise.
3061 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
3063 * arc.c (arc_output_function_epilogue): Likewise.
3064 * arm.c (processors, all_cores, all_architectures,
3065 arm_override_options, isr_attribute_arg, isr_attribute_args,
3066 arm_isr_value): Likewise.
3067 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
3069 * c4x.c (c4x_int_reglist): Likewise.
3070 * d30v.c (override_options): Likewise.
3071 * h8300.c (shift_insn): Likewise.
3072 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
3073 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
3074 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
3075 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
3076 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
3077 * i386.h (processor_costs, ix86_cost): Likewise.
3078 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
3079 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
3080 * m68k.c (codes_68881, codes_FPA): Likewise.
3081 * m88k.c (mode_from_align, max_from_align, all_from_align,
3082 best_from_align, m_options): Likewise.
3083 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
3084 * mcore.c (mode_from_align): Likewise.
3085 * mips/elf64.h (UNIQUE_SECTION): Likewise.
3086 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
3087 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
3088 * mips.h (mips_regno_to_class): Likewise.
3089 * ns32k.c (scales): Likewise.
3090 * pa.c (import_string, magic_milli): Likewise.
3091 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
3092 * sparc.c (leaf_reg_remap, sparc_override_options,
3093 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
3095 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
3097 2001-10-07 Dale Johannesen <dalej@apple.com>
3099 * reload1.c (reload_reg_free_p): Teach register interference
3100 checking that multiple output reloads are emitted in
3102 reload1.c (reload_reg_reaches_end_p): Ditto.
3103 reload1.c (reloads_conflict): Ditto.
3105 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3107 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
3108 NULL_TREE inside @code.
3110 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3112 * doc/gcc.texi: Document consistent style of "32-bit",
3113 "Objective-C", and "@code{NULL}".
3115 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3117 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
3118 (cpp_token_len, cpp_spell_token, cpp_output_token,
3119 _cpp_equiv_tokens): Handle it.
3120 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
3121 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
3122 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
3125 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3127 * gcc.c (default_compilers): Remove .ada.
3129 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
3131 * doc/cppinternals.texi: Update.
3133 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3135 * gcc.c (main): Set this_file_error if the appropriate
3136 compiler for a language has not been installed.
3138 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
3140 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
3142 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
3144 * gccbug.in (CATEGORIES): Add ada.
3146 2001-10-05 Catherine Moore <clm@redhat.com>
3148 * config/stormy16/stormy-abi: Document abi changes.
3149 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
3150 (ICALL_REGS): New register class.
3151 (NUM_ARGUMENT_REGISTERS): Now 6.
3152 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
3154 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
3155 * config/stormy16.md (call_internal, call_value_internal,
3156 indirect_jump): Use new 'z' constraint.
3158 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3160 * doc/cppinternals.texi: Update.
3162 2001-10-05 Richard Henderson <rth@redhat.com>
3164 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
3165 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
3166 the gas section-name-as-label feature.
3168 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3170 * doc/cppinternals.texi: Update.
3172 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3174 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
3175 to ensure valid SImode constants.
3177 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
3179 * Makefile.in (c-decl.o): Depend on tree-inline.h.
3180 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
3181 * c-decl.c: Include tree-inline.h.
3182 (c_expand_body): Call optimize_inline_calls. Determine whether
3183 a function is inlinable upfront, and only clear
3184 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
3185 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
3186 (c_disregard_inline_limits): New function.
3187 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
3188 (c_post_options): Enable tree inlining if inlining is enabled.
3189 Don't inline trees when instrumenting functions.
3190 (c_init): Initialize lang_disregard_inline_limits and
3191 lang_cannot_inline_tree_fn.
3192 * tree-inline.c (initialize_inlined_parameters): Handle calls
3193 with fewer arguments than declared parameters, and fewer
3194 parameters than passed arguments. Don't assume value is a
3196 (declare_return_variable): Convert return value back to the
3197 original type, if it was promoted.
3198 (tree_inlinable_function_p): New function.
3199 (inlinable_function_p): Don't look at DECL_INLINE if we're
3200 inlining all functions. Make it work with a NULL id.
3201 Re-check DECL_UNINLINABLE after language-specific checks.
3202 * tree-inline.h (tree_inlinable_function_p): Declare it.
3203 * integrate.c (save_for_inline): Don't bother to prepare argvec
3205 * cse.c (check_for_label_ref): Don't check deleted labels.
3207 * Makefile.in (tree-inline.o): Depend on newly-included headers.
3208 * tree-inline.c: Include headers needed for the functions moved in.
3209 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
3210 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
3211 (copy_body, initialize_inlined_parameters): Likewise.
3212 (declare_return_variable, inlinable_function_p): Likewise.
3213 (expand_call_inline, expand_calls_inline): Likewise.
3214 (optimize_inline_calls, clone_body): Likewise.
3215 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
3216 (copy_tree_r, remap_save_expr): Likewise.
3218 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
3220 * Makefile.in (OBJS): Added tree-inline.o.
3221 (c-common.o): Depend on tree-inline.h.
3222 (tree-inline.o): New target.
3223 * c-common.c: Include tree-inline.h.
3224 (c_mark_lang_decl): Don't mark saved_tree.
3225 (c_common_lang_init): Set lang_anon_aggr_type_p.
3226 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
3227 (struct c_lang_decl): Moved saved_tree to tree_decl.
3228 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
3229 * integrate.h (function_attribute_inlinable_p): Declare it.
3230 * integrate.c (function_attribute_inlinable_p): Export it.
3231 * tree-inline.c: New file. Define variables declared in...
3232 * tree-inline.h: New file. Declare functions to be moved to
3233 tree-inline.c. Define macros and declare types and hooks for
3234 language-specific tree inlining.
3235 (flag_inline_trees): Moved definition from cp/decl2.c.
3236 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
3237 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
3238 (struct tree_decl): Moved saved_tree from c_lang_decl and
3239 inlined_fns from C++'s lang_decl.
3241 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
3243 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
3244 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
3246 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
3248 * doc/cppinternals.texi: Update.
3250 2001-10-04 Eric Christopher <echristo@redhat.com>
3252 * config/mips/mips.c (init_cumulative_args): Remember to set
3254 * config.gcc: Redo linux configuration. Add target_cpu_default
3255 of soft-float to all mipsisa32 combinations and tx39.
3256 * config/mips/linux.h: Remove include of mips.h.
3258 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
3260 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
3261 HOST_LDFLAGS and HOST_CPPFLAGS.
3263 2001-10-03 Ziemowit Laski <zlaski@apple.com>
3265 * c-parse.in (objc_inherit_code, objc_pq_context,
3266 objc_public_flag): Make static.
3267 (objc_interface_context, objc_implementation_context,
3268 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
3269 global tree array in objc/objc-act.[ch].
3270 (methoddef): Remove unnecessary code.
3272 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
3273 Hoist struct definitions to objc-act.h.
3274 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
3275 cat_count): Place declaration in objc-act.h.
3276 (objc_tree_index): Move enumeration to objc-act.h.
3277 (objc_global_trees): Place declaration and macro accessors in
3279 (implementation_context): Remove duplicate; use
3280 objc_implementation_context instead:
3281 (method_context): Remove duplicate; use objc_method_context
3283 (objc_ellipsis_node, objc_method_prototype_template,
3284 implemented_classes, function_type): Move global vars to
3286 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
3287 (build_message_expr): Move actual construction of ObjC message
3288 send nodes to finish_message_expr.
3289 (finish_message_expr): New routine, contains code formerly in
3291 * objc/objc-act.h (finish_message_expr): New prototype.
3292 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
3293 declarations; these vars are now part of objc_global_trees.
3294 (objc_tree_index, objc_global_trees): Move definitions from
3296 * objc/objc-tree.def: Update copyright info.
3298 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
3300 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
3302 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
3303 only if TARGET_ARCH64.
3305 2001-10-02 Bernd Schmidt <bernds@redhat.com>
3307 * doc/extend.texi: Fix some problems with previous checkin.
3308 * doc/invoke.texi: Likewise.
3310 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
3312 * cpphash.h: Update comments.
3313 (cpp_context): Update.
3314 (spec_nodes): Remove n__Pragma.
3315 * cppinit.c (cpp_create_reader): Update.
3316 (builtin_array): Add _Pragma.
3317 * cpplib.h: Update comments.
3318 (NODE_DISABLED, BT_PRAGMA): New.
3319 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
3320 * cppmacro.c (struct cpp_macro): Remove disabled.
3321 (builtin_macro): Return int, handle _Pragma, push the new token
3322 on the context stack.
3323 (funlike_invocation_p): Unconstify, update.
3324 (enter_macro_context): Handle builtins here.
3325 (replace_args, push_token_context, push_ptoken_context):
3326 Update for prototype changes.
3327 (_cpp_pop_context): Update.
3328 (cpp_get_token): Don't handle buitins, nor _Pragma here.
3329 (cpp_sys_macro_p): Update.
3330 (_cpp_free_definition): Clear disabled flag.
3331 (_cpp_create_definition): Upate.
3332 * cppmain.c: Update comments.
3334 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
3335 Andreas Jaeger <aj@suse.de>,
3336 Jan Hubicka <jh@suse.cz>
3338 * doc/invoke.texi (i386 Options): Document x86-64 options.
3339 (i386 and x86-64 Options): Rename i386 options section.
3341 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3342 (TARGET_SWITCHES): Add -munwind-info.
3343 (MASK_NO_UNWIND_INFO): New.
3344 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3346 (ASM_OUTPUT_DOUBLE_INT): New.
3348 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3349 * config.gcc: Fix tm_file settings for x86-64.
3350 * config/i386/x86-64.h: New file with OS independent x86-64
3352 * config/i386/biarch64.h: New file used to configure compiler
3353 to biarch/64bit compilation.
3355 * config/i386/i386.c: (override_options): Set flags default
3356 for 64bit compilation.
3358 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3360 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3361 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3362 constants on x86_64.
3363 (ix86_attr_length_immediate_default): Support MODE_DI.
3364 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3366 (indirect_jump, tablejump): Turn into expander.
3368 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3370 * c-common.c (c_format_attribute_table): Make format and
3371 format_arg attributes apply to function types rather than to
3373 (is_valid_printf_arglist): Construct an attribute list and pass
3374 that to check_function_format rather than a name.
3375 * c-common.h (check_function_format): Adjust prototype.
3376 * c-decl.c (duplicate_decls): Preserve attributes from type of
3377 built-in decl when allowing for harmless conflict in types.
3378 * c-format.c (record_function_format,
3379 record_international_format, function_format_list,
3380 international_format_info, international_format_list): Remove.
3381 (function_format_info): Remove next, name and assembler_name.
3382 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3383 (decode_format_attr): New.
3384 (handle_format_attribute): Handle receiving a type rather than a
3385 decl. Call decode_format_attr. Store format information in a
3386 function_format_info.
3387 (handle_format_arg_attribute): Correct comment. Handle receiving
3388 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3390 (check_format_info_recurse, check_format_info_main): Take argument
3391 numbers as unsigned HOST_WIDE_INT.
3392 (check_function_format): Take a list of attributes from the
3393 function type rather than a name or assembler name. Check for
3394 format attributes in that list and the attributes on the type of
3395 the current function rather than looking through
3396 function_format_list.
3397 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3399 (check_format_info_recurse): Take format_arg attributes from the
3400 type of the function calls rather than using
3401 international_format_list. Allow for multiple format_arg
3403 * c-typeck.c (build_function_call): Pass type attributes to
3404 check_function_format rather than name or assembler name. Don't
3405 require there to be a name or assembler name to check formats.
3407 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3409 * attribs.c (decl_attributes): Possibly call
3410 insert_default_attributes to insert default attributes on
3411 functions in a lazy manner.
3412 * builtin-attrs.def: New file; define the default format and
3413 format_arg attributes.
3414 * c-common.c (c_format_attribute_table): Move to earlier in the
3416 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3417 (enum built_in_attribute, built_in_attributes,
3418 c_attrs_initialized, c_init_attributes,
3419 c_common_insert_default_attributes): New.
3420 (c_common_lang_init): Don't initialize format_attribute_table. Do
3421 call c_init_attributes.
3422 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3423 * c-common.h (init_function_format_info): Don't declare.
3424 (c_common_insert_default_attributes): Declare.
3425 * c-decl.c (implicitly_declare, builtin_function): Call
3427 (init_decl_processing): Don't call init_function_format_info.
3428 (insert_default_attributes): New.
3429 * c-format.c (handle_format_attribute,
3430 handle_format_arg_attribute): Be quiet about inappropriate
3431 declaration when applying default attributes.
3432 (init_function_format_info): Remove.
3433 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3434 (insert_default_attributes): Declare.
3436 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3438 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3440 2001-10-01 Jim Wilson <wilson@redhat.com>
3442 * sched-deps.c (add_dependence): When elide conditional dependence,
3443 check that insn doesn't modify cond2.
3445 2001-10-01 Dale Johannesen <dalej@apple.com>
3447 * config/rs6000/rs6000.h (enum processor_type): Add support
3448 for 7400 (G4) and 7450.
3450 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3451 (rs6000_issue_rate): Ditto.
3452 (rs6000_adjust_cost): Fix cycle counts for compares.
3453 (debug_stack_info): Fix an obvious typo.
3454 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3455 * doc/invoke.texi: Document.
3456 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3458 (PROCESSOR_DEFAULT): Ditto.
3460 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3462 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3463 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3464 later recursive make invocation.
3466 2001-10-01 Hans Boehm <boehm@acm.org>
3468 * optabs.c (emit_libcall_block): When using non-call exceptions,
3469 don't add REG_LIBCALL reg notes to trapping calls.
3471 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3473 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3474 (propagate_one_insn): Update for above change
3476 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3478 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3479 _Unwind_GetTextRelBase): Argument is unused.
3481 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3483 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3484 Loop through NOPs, placeholders, and components.
3485 Don't go through NOPs if change mode.
3486 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3487 * emit-rtl.c (set_mem_alias_set): Enable check.
3488 * expr.c (find_placeholder): New function.
3489 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3490 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3491 to modify it and avoid unneeded copies.
3492 * expr.h (expand_expr): Always define.
3493 (find_placeholder): New declaration.
3495 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3497 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3498 operand 2 is the stack pointer.
3499 ("addr-peephole"): Fix address computation peephole when operand 2
3500 is the stack pointer.
3502 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3504 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3505 (ix86_setup_incoming_varargs): Likewise.
3507 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3509 * stor-layout.c (layout_type): Don't complain about too-large
3512 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3514 * function.c (keep_stack_depressed): Don't use delete_insn.
3516 * expr.h (set_mem_alias_set): Move decl to here.
3517 * rtl.h (mem_attrs): New typedef and struct.
3518 (union rtunion_def): Add field for mem_attrs.
3519 (X0MEMATTR, MEM_ATTRS): New macros.
3520 (MEM_ALIAS_SET): Use MEM_ATTRS.
3521 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3522 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3523 (set_mem_alias_set): Delete decl from here.
3525 * alias.c (set_mem_alias_set): Delete from here.
3526 * emit-rtl.c (mem_attrs_htab): New variable.
3527 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3528 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3529 (mem_attrs_mark, get_mem_attrs): Likewise.
3530 (gen_rtx_MEM): Clear MEM_ATTRS.
3531 (set_mem_attributes): Move to here.
3532 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3533 (init_emit_once): const_int_htab now deletable htab.
3534 Initialize mem_attrs_htab.
3535 * explow.c (set_mem_attributes): Delete from here.
3536 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3537 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3538 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3539 * reload1.c (reload): Rework changing REG to MEM.
3541 2001-09-30 H.J. Lu <hjl@gnu.org>
3543 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3544 * config.in: Rebuild.
3546 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3548 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3549 ("tsthi_1"): Avoid allocation in register y.
3550 ("*movqi_68hc12"): Reorganize and fix constraints.
3551 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3552 ("addqi3"): Likewise.
3553 ("addhi3"): Fix constraints.
3554 ("*logicalhi3_zexthi"): Disparage soft registers.
3556 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3558 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3561 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3563 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3564 that we use setjmp/longjmp exceptions.
3566 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3568 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3569 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3570 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3571 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3572 (_cpp_extend_buff, BUFF_ROOM): Update.
3573 (_cpp_append_extend_buff): New.
3574 (struct cpp_reader): Remove macro_pool, add a_buff.
3575 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3577 (cpp_destroy): Free a_buff instead of macro_pool.
3578 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3579 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3580 _cpp_pool_alloc, ): Remove.
3581 (parse_number, parse_string): Update use of _cpp_extend_buff.
3582 (_cpp_extend_buff): Update.
3583 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3584 * cpplib.c (glue_header_name, parse_answer):
3585 Update use of _cpp_extend_buff.
3586 (cpp_register_pragma, cpp_register_pragma_space): Use
3588 (do_assert, do_unassert): Check for EOL, update.
3589 * cppmacro.c (stringify_arg, collect_args): Update to use
3590 _cpp_extend_buff and _cpp_append_extend_buff.
3591 (save_parameter, parse_params, alloc_expansion_token,
3592 _cpp_create_definition): Rework memory management.
3594 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3596 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3597 update md_exec_prefix.
3598 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3601 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3603 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3604 (SELECT_CC_MODE): Use s390_select_ccmode.
3605 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3606 * config/s390/s390.c (s390_select_ccmode): New.
3607 (s390_match_ccmode): Add CCLmode.
3608 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3609 (output_branch_condition, output_inverse_branch_condition): Removed.
3610 (print_operand): Use s390_branch_condition_mnemonic.
3611 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3612 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3613 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3615 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3616 when converting conditional branches to far branches.
3617 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3618 cmpint_di): Use CCSmode instead of CCUmode.
3620 * config/s390/s390.c (legitimate_la_operand_p): New.
3621 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3622 * config/s390/s390.md (movsi): Convert load address patterns to
3623 arithmetic operations when necessary.
3624 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3625 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3626 (*do_la_reg_0): Don't use before reload.
3628 * config/s390/s390.c (legitimize_address): Make more efficient
3629 use of two-register addressing mode.
3631 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3632 with -mno-backchain in some corner cases.
3634 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3636 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3638 * reload.c (find_reloads): Mark new USE insns with QImode.
3639 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3640 find_reloads_subreg_address): Likewise.
3641 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3643 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3645 (reload): Make sure there are no USEs with mode other than
3646 VOIDmode. At the end, remove those marked with QImode.
3648 2001-09-29 Per Bothner <per@bothner.com>
3650 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3651 * Makefile.in (includedir): Rename to local_includedir.
3652 (includedir): Define as $(prefix)/include.
3653 * config.in (PREFIX_INCLUDE_DIR): New variable.
3654 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3656 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3658 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3660 * doc/extend.texi (Vector Extensions): New node.
3661 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3662 i386 -mmmx, -msse, -m3dnow.
3664 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3666 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3668 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3670 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3672 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3674 2001-09-28 Richard Henderson <rth@redhat.com>
3676 * varasm.c (assemble_integer): Bound alignment check by
3679 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3681 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3683 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3685 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3687 Mostly from Graham Stott <grahams@redhat.com>
3688 * c-common.c (type_for_mode): Add support for V2SFmode.
3689 * tree.c (build_common_tree_nodes_2): Likewise.
3690 * tree.h (enum tree_index, global_trees): Likewise.
3691 * config/i386/i386.c (x86_3dnow_a): New variable.
3692 (override_options): Support 3Dnow extensions.
3693 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3694 Athlon's version of 3Dnow.
3695 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3696 (ix86_expand_builtin): Handle them.
3697 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3698 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3699 TARGET_3DNOW_A): New macros.
3700 (TARGET_SWITCHES): Add 3Dnow switches.
3701 (VALID_MMX_REG_MODE_3DNOW): New macro.
3702 (VECTOR_MODE_SUPPORTED_P): Use it.
3703 (enum ix86_builtins): Add entries for 3Dnow builtins.
3704 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3705 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3706 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3707 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3708 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3709 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3710 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3711 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3712 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3713 sfence_insn, prefetch): Make these available if TARGET_SSE or
3716 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3718 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3719 ix86_va_start, ix86_build_va_list): Declare.
3720 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3721 ix86_va_start, ix86_build_va_list): New global functions.
3722 * i386.md (sse_prologue_save_insn): New insn.
3723 (sse_prologue_save): New expander.
3724 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3725 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3727 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3729 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3730 Use size_t everywhere, make definitions consistent with
3733 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3735 * gcse.c (replace_store_insn): Use delete_insn.
3736 * loop.c (move_movables): Likewise; avoid delete_insn
3737 from clobbering notes moved elsewhere.
3738 (check_dbra_loop): Use delete_insn.
3739 * ssa.c (convert_from_ssa): Likewise.
3740 * cse.c (cse_insn): Use delete_insn.
3742 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3744 * cpphash.h (struct cpp_buff): Make unsigned.
3745 (_cpp_get_buff): Take length of size_t.
3746 (_cpp_unaligned_alloc): New.
3747 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3748 (struct cpp_reader): Remove ident_pool. Add u_buff.
3749 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3750 (cpp_destroy): Destroy u_buff, not ident_pool.
3751 * cpplex.c (parse_number, parse_string, save_comment,
3752 cpp_token_as_text): Update to use the unaligned buffer.
3753 (new_buff): Make unsigned.
3754 (_cpp_unaligned_alloc): New.
3755 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3756 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3758 (collect_args): Make unsigned.
3760 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3762 * cpplex.c (cpp_output_token): Use a putc loop for
3763 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3765 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3766 * configure, config.in: Regenerate.
3767 * system.h: Replace fwrite and fprintf with their unlocked
3768 variants if available.
3770 2001-09-27 Richard Henderson <rth@redhat.com>
3772 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3773 in favour of .eh_frame.
3775 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3777 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
3779 (LIBCALL_VALUE): Likewise.
3781 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3783 * cpphash.h: Update comment.
3784 * cpplex.c: Update comments.
3785 (_cpp_can_paste): Remove.
3786 * cpplib.h (_cpp_can_paste): Remove.
3787 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
3788 lexer rather than _cpp_can_paste.
3790 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3792 * doc/cppinternals.texi: Update.
3794 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3796 * cpphash.h (struct cpp_pool): Remove locks and locked.
3797 (struct cpp_context): Add member buff.
3798 (struct cpp_reader): Remove member argument_pool.
3799 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3800 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
3801 * cpplex.c (chunk_suitable): Remove pool argument.
3802 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
3803 (new_buff, _cpp_extend_buff): Update.
3804 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
3805 which buffer is returned.
3806 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
3807 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3808 * cppmacro.c (lock_pools, unlock_pools): Remove.
3809 (push_ptoken_context): Take a _cpp_buff.
3810 (enter_macro_context): Pool locking removed.
3811 (replace_args): Use a _cpp_buff for the replacement list with
3813 (push_token_context): Clear buff.
3814 (expand_arg): Use _cpp_pop_context.
3815 (_cpp_pop_context): Free a context's buffer, if any.
3817 2001-09-26 DJ Delorie <dj@redhat.com>
3819 * c-typeck.c (digest_init): Check for sizeless arrays.
3821 2001-09-26 Richard Henderson <rth@redhat.com>
3823 * optabs.c (init_one_libfunc): Create a dummy function type
3824 instead of using error_mark_node.
3826 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3828 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
3829 _cpp_extend_buff, _cpp_free_buff): New.
3830 (struct cpp_reader): New member free_buffs.
3831 * cppinit.c (cpp_destroy): Free buffers.
3832 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
3833 _cpp_extend_buff, _cpp_free_buff): New.
3834 * cpplib.h (struct cpp_options): Remove unused member.
3835 * cppmacro.c (collect_args): New. Combines the old parse_arg
3836 and parse_args. Use _cpp_buff for memory allocation.
3837 (funlike_invocation_p, replace_args): Update.
3839 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3841 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
3843 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
3845 * except.c (sjlj_mark_call_sites): Change address inside sequence.
3847 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
3849 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
3852 2001-09-25 Janis Johnson <janis187@us.ibm.com>
3853 Jim Wilson <wilson@redhat.com>
3855 * doc/install.texi (Specific, ia64-*-linux): Document.
3857 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3859 * Makefile.in (cfgrtl.o): Add.
3860 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3861 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3862 free_aux_for_edge): Declare.
3864 (HAVE_return): Undefine.
3865 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3866 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3867 free_aux_for_edge): New global functions.
3868 (first_delete_block): New static variable.
3869 (init_flow): Clear first_delete_block.
3870 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
3871 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
3872 try_redirect_by_replacing_jump, last_loop_beg_note,
3873 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
3874 delete_insn, delete_insn_chain, create_basic_block_structure,
3875 create_basic_block, flow_delete_block, compute_bb_for_insn,
3876 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
3877 set_block_for_new_insns, split_block, merge_blocks_nomove,
3878 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3879 redirect_edge_and_branch, force_nonfallthru_and_redirect,
3880 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
3881 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
3882 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
3883 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3884 purge_all_dead_edges): Move to ....
3885 * cfgrtl.c: New file; .... Here.
3887 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
3888 (reroder_basic_block): Use alloc_aux_for_blocks.
3889 * predict.c (estimate_bb_frequencies): Likewise; use
3890 alloc_aux_for_edges.
3891 * profile.c (compute_branch_probabilities): Likewise.
3892 (branch_prob): Likewise.
3893 * reg-stack.c (reg_to_stack): Likewise.
3895 * emit-rtl.c (emit_insns_after): Never return NULL.
3897 * basic-block.h (set_block_for_new_insns): Delete.
3898 * cfgrtl.c (set_block_for_new_insns): Delete.
3900 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
3901 calls when crossjumping.
3903 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
3904 * unroll.c (copy_loop_body): Use delete_insn.
3906 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
3907 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
3908 keep_stack_depressed): Likewise.
3909 * gcse.c (cprop_cc0_jump): Likewise.
3910 * local-alloc.c (update_equiv_regs): Likewise.
3911 * loop.c (scan_loop, loop_delete_insns): Likewise.
3912 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
3913 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
3914 delete_output_reload, delete_address_reloads_1,
3915 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
3917 * sibcall.c (replace_call_placeholder): Likewise.
3918 * cse.c (cse_insn): Likewise.
3920 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3922 From Graham Stott <grahams@redhat.com>
3923 (def_builtin): Only define builtins appropriate for target_flags. All
3925 (builtin_decsription): Add new field mask which is used to determine
3926 when to define the builtin via the macro def_builtin.
3928 (bdesc_comi): Initialise new mask fields.
3929 (bdesc_2srg): Likewise.
3930 (bdesc_1arg): Likewise.
3932 * config/i386/i386.c (ix86_init_builtins): Correct return type
3933 building v4hi_ftype_v4hi_int_int tree node.
3934 (ix86_expand_sse_comi): Fix typo swapping operands.
3935 Don't swap comparision condition, it is already swapped.
3936 (ix86_expand_sse_compare): Before swapping operands
3937 move operand 1 into new rtx and not the target rtx.
3938 Don't swap comparison condition, it is already swapped.
3939 Always check whether we need to create a new TARGET.
3941 * config/i386/i386.md: (sse_comi) Fix typos.
3942 (sse_ucomi): Likewise.
3943 (cvtss2si): Fix operand 0 contraint.
3944 (cvttss2si): Likewise.
3945 (sse_unpckhps): Fix mode for operand 2.
3946 (sse_unpcklps): Likewise.
3948 2001-09-25 Graham Stott <grahams@redhat.com>
3950 * sibcall.c (skip_copy_to_return_value): Tighten return value
3953 2001-09-24 David Edelsohn <edelsohn@gnu.org>
3955 * rs6000.c (lwa_operand): Address must be word aligned.
3957 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3959 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
3960 number has been set.
3961 (type_hash_mark): Mark type itself.
3963 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
3965 * c-lex.c (cb_def_pragma): Update.
3966 (c_lex): Update, and skip padding.
3967 * cppexp.c (lex, parse_defined): Update, remove unused variable.
3968 * cpphash.h (struct toklist): Delete.
3969 (union utoken): New.
3970 (struct cpp_context): Update.
3971 (struct cpp_reader): New members eof, avoid_paste.
3972 (_cpp_temp_token): New.
3973 * cppinit.c (cpp_create_reader): Update.
3974 * cpplex.c (_cpp_temp_token): New.
3975 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
3976 (cpp_output_token): Don't print leading whitespace.
3977 (cpp_output_line): Update.
3978 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
3979 do_include_common, do_line, do_ident, do_pragma,
3980 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
3981 parse_assertion): Update.
3982 (get_token_no_padding): New.
3983 * cpplib.h (CPP_PADDING): New.
3984 (AVOID_LPASTE): Delete.
3985 (struct cpp_token): New union member source.
3986 (cpp_get_token): Update.
3987 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
3988 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
3989 replace_args, quote_string, stringify_arg, parse_arg, next_context,
3990 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
3991 _cpp_backup_tokens, _cpp_create_definition): Update.
3992 (push_arg_context): Delete.
3993 (padding_token, push_token_context, push_ptoken_context): New.
3994 (make_string_token, make_number_token): Update, rename.
3995 (cpp_get_token): Update to handle tokens as pointers to const,
3996 and insert padding appropriately.
3997 * cppmain.c (struct printer): New member prev.
3998 (check_multiline_token): Constify.
3999 (do_preprocessing, cb_line_change): Update.
4000 (scan_translation_unit): Update to handle spacing.
4001 * scan-decls.c (get_a_token): New.
4002 (skip_to_closing_brace, scan_decls): Update.
4003 * fix-header.c (read_scan_file): Update.
4005 * doc/cpp.texi: Update.
4007 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4009 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
4010 leak by passing malloc'ed pointer to reconcat, not concat.
4012 2001-09-24 DJ Delorie <dj@redhat.com>
4014 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
4016 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
4018 * flow.c (delete_dead_jumptables): Delete jumptable if the only
4019 reference is from the literal pool.
4021 2001-09-24 Janis Johnson <janis187@us.ibm.com>
4023 * doc/install.texi (Final install): Request additional information
4024 in mail about successful builds.
4026 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4028 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
4029 initial value of return pointer register instead of value in frame-20.
4032 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4034 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
4035 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
4036 the libcall if there isn't a referenced identifier for the symbol.
4038 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4040 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
4041 non 64-bit machines. Use these as a plabel for the trampoline.
4042 (TRAMPOLINE_SIZE): Adjust size for new words.
4043 (INITIALIZE_TRAMPOLINE): Initialize new words.
4044 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
4045 pointer to the plabel in the trampoline.
4047 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4049 * pa.c (function_arg): Pass floating arguments in both general and
4050 floating registers in indirect (dynamic) calls when generating code
4051 for the 32 bit ABI and the HP assembler.
4053 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4055 * doc/install.texi: Markup fixes.
4056 Use Solaris 2, SunOS 4 as appropriate.
4057 (Specific, *-*-solaris2*): Explain this.
4058 Unconditionally warn against /usr/ucb tools.
4059 Remove Sun as warning, obsolete.
4060 Move X11 header bug workaround here, update patches.
4061 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
4062 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
4064 2001-09-23 Zack Weinberg <zack@codesourcery.com>
4066 * errors.h (warning, error, fatal, internal_error): Don't mark
4067 with ATTRIBUTE_PRINTF_n.
4068 * toplev.h (internal_error, fatal_io_error, warning, error,
4069 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
4070 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
4073 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4075 * function.c (pop_function_context_from): var_refs_queue
4076 and temp slots now in GC memory.
4077 (mark_function_status, free_after_compilation): Likewise;
4078 also struct function now in GC memory.
4079 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
4080 (combine_temp_slots): Likewise.
4081 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
4082 (prepare_function_start): Use GC memory for struct function.
4083 (mark_temp_slot): Deleted.
4084 (gcc_mark_struct_function): struct function now in GC memory.
4086 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
4087 code for division, not modulus.
4089 * rtl.def (MEM): Remove obsolete part of comment.
4091 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
4093 * c-format.c (init_function_format_info): Check __builtin_printf
4094 and __builtin_fprintf even if -ffreestanding. Check C99 functions
4097 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4099 * c-common.c (format_attribute_table): Remove decl.
4100 * tree.h (format_attribute_table, lang_attribute_table): New decls.
4101 (lang_attribute_common): Likewise.
4103 * function.c (fix_lexical_address): Use set_mem_alias_set.
4104 (expand_function_start): Likewise.
4105 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
4107 * varasm.c (output_constant): Fix unused variable warning.
4109 * attribs.c: New file, from c-common.c.
4110 (attribute_tables): Now four elements.
4111 (format_attribute_table, lang_attribute_common): New variables.
4112 (init_attributes): Reflect above changes.
4113 (handle_mode_attribute): Delete check for wider than uintmax.
4114 * c-common.c: Delete parts moved to attribs.c.
4115 (enum attrs): Deleted; unused.
4116 (c_format_attribute_table): New variable.
4117 (c_common_lang_init): Initialize format_attribute_table with it.
4118 * c-common.h (decl_attributes): Remove decl.
4119 * tree.h (decl_attribute): Move it to here.
4120 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
4121 (attribs.o): New rule.
4123 2001-09-22 Andreas Jaeger <aj@suse.de>
4125 * builtins.c (c_getstr): Remove unused variable.
4127 2001-09-21 Richard Henderson <rth@redhat.com>
4129 * reload1.c (reload): Use delete_insn instead of splatting
4132 2001-09-21 Richard Henderson <rth@redhat.com>
4134 * reload.c (push_secondary_reload): Don't check for "=" in output
4135 constraint after ""->ALL_REGS check.
4137 2001-09-21 Richard Henderson <rth@redhat.com>
4139 * predict.c (expected_value_to_br_prob): Use pc_set.
4141 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
4142 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
4144 2001-09-21 Richard Henderson <rth@redhat.com>
4146 * rtl.h (LCT_RETURNS_TWICE): New.
4147 * calls.c (emit_call_1): Set current_function_calls_setjmp for
4149 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
4150 to ECF_RETURNS_TWICE.
4151 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
4154 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
4156 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
4157 (JMP_BUF_SIZE): New.
4159 2001-09-21 Richard Henderson <rth@redhat.com>
4161 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
4164 2001-09-21 Richard Henderson <rth@redhat.com>
4166 * tree.def (FDESC_EXPR): New.
4167 * expr.c (expand_expr): Handle it.
4168 * varasm.c (initializer_constant_valid_p): Likewise.
4169 (output_constant): Likewise.
4170 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4171 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4172 (ASM_OUTPUT_FDESC): New.
4173 * doc/tm.texi: Document the new macros.
4175 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4177 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
4178 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
4179 once merging is complete.
4181 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4183 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
4185 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4187 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
4188 that would be invalid after a merge.
4190 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
4192 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
4193 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
4195 (flow_delete_insn): This one.
4196 (delete_insn_chain): Rename from ...; do not care labels.
4197 (flow_delete_insn_chain): ... this one.
4198 (flow_delete_block): Remove the insns one BB has been expunged.
4199 (merge_blocks_nomove): Likewise.
4200 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
4201 updating BB boundaries.
4202 (tidy_fallthru_edge): Likewise.
4203 (commit_one_edge_insertion): Likewise.
4204 * cfgbuild.c (find_basic_block): Likewise.
4205 (find_basic_blocks_1): Likewise.
4206 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
4207 (try_crossjump_to_edge): Likewise.
4208 (try_optimize_cfg): Likewise.
4209 * cse.c (delete_trivially_dead_insns): Likewise.
4210 * df.c (df_insn_delete): Likewise.
4211 * doloop.c (doloop_modify): Use delete_related_insns.
4212 * emit-rtl.c (try_split): Likewise.
4213 (remove_insn): Update BB boundaries.
4214 * expect.c (connect_post_landing_pads): Use delete_related_insns.
4215 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
4216 updating BB boundaries.
4217 (propagate_block_delete_insn): Likewise.
4218 (propagate_block_delete_libcall): Likewise.
4219 * function.c (delete_handlers): Use delete_related_insns.
4220 (thread_prologue_and_epilogue_insns): Likewise.
4221 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
4222 * genpeep.c (gen_peephole): Use delete_related_insns.
4223 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
4225 (find_cond_trap): Likewise.
4226 * integrate.c (save_for_inline): Use delete_related_insns.
4227 (copy_insn_list): Likewise.
4228 * jump.c (pruge_linie_number_notes): Likewise.
4229 (duplicate_loop_exit_test): Likewise.
4230 (delete_computation): Likewise.
4231 (delete_related_insn): Rename from ...; use delete_insn
4232 (delete_insn): ... this one.
4233 (redirect_jump): Use delete_related_insns.
4234 * loop.c (scan_loop): Likewise.
4235 (move_movables): Likewise.
4236 (find_and_verify_loops): Likewise.
4237 (check_dbra_loop): Likewise.
4238 * recog.c (peephole2_optimize): Likewise.
4239 * reg-stack.c (delete_insn_for_stacker): Remove.
4240 (move_for_stack_reg): Use delete_insn.
4241 * regmove.c (combine_stack_adjustments_for_block): Likewise.
4242 * reload1.c (delete_address_reloads): Use delete_related_insns.
4243 (fixup_abnormal_edges): Use delete_insn.
4244 * recog.c (emit_delay_sequence): Use delete_related_insns.
4245 (delete_from-delay_slot): Likewise.
4246 (delete_scheduled_jump): likewise.
4247 (optimize_skip): Likewise.
4248 (try_merge_delay_insns): Likewise.
4249 (full_simple_delay_slots): Likewise.
4250 (fill_slots_from_thread): Likewise.
4251 (relax_delay_slots): Likewise.
4252 (make_return_insns): Likewise.
4253 (dbr_schedule): Likewise.
4254 * rtl.h (delete_insn): Rename to delete_related_insns.
4255 (delete_insn, delete_insn_chain): New prototypes.
4256 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
4257 by df_insn_delete already.
4258 * ssa-dce.c (delete_insn_bb): Use delete_insn.
4259 * ssa.c (convert_from_ssa): Use delete_related_insns.
4260 * unroll.c (unroll_loop): Likewise.
4261 (calculate_giv_inc): Likewise.
4262 (copy_loop_body): Likewise.
4264 * i386-protos.h (ix86_libcall_value, ix86_function_value,
4265 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4266 ix86_return_in_memory, ix86_function_value): Declare.
4267 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
4268 new static valurables.
4269 (x86_64_reg_class): New enum
4270 (x86_64_reg_class_name): New array.
4271 (classify_argument, examine_argument, construct_container,
4272 merge_classes): New static functions.
4273 (optimization_options): Enable flag_omit_frame_pointer and disable
4274 flag_pcc_struct_return on 64bit.
4275 (ix86_libcall_value, ix86_function_value,
4276 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4277 ix86_return_in_memory, ix86_function_value): New global functions.
4278 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
4279 (function_arg_advance): Handle x86_64 passing conventions.
4280 (function_arg): Likewise.
4281 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
4282 (RETURN_IN_MEMORY): Move offline.
4283 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
4284 (FUNCTION_VALUE_REGNO_P): New macro.
4285 (FUNCTION_ARG_REGNO_P): Move offline.
4286 (struct ix86_args): Add maybe_vaarg.
4287 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
4288 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
4290 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
4292 * s390.md: Changed attributes for scheduling.
4293 * s390.c: (s390_adjust_cost, s390_adjust_priority)
4296 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
4298 Table-driven attributes.
4299 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
4300 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
4301 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
4302 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
4303 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
4304 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
4305 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
4306 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
4307 * tree.h (struct tree_decl): Change machine_attributes to
4309 * doc/c-tree.texi: Document that all attributes are now attached
4311 * c-common.c (add_attribute, attrtab, attrtab_idx,
4312 default_valid_lang_attribute, valid_lang_attribute): Remove.
4313 (attribute_tables, attributes_initialized,
4314 c_common_attribute_table, default_lang_attribute_table): New
4316 (handle_packed_attribute, handle_nocommon_attribute,
4317 handle_common_attribute, handle_noreturn_attribute,
4318 handle_unused_attribute, handle_const_attribute,
4319 handle_transparent_union_attribute, handle_constructor_attribute,
4320 handle_destructor_attribute, handle_mode_attribute,
4321 handle_section_attribute, handle_aligned_attribute,
4322 handle_weak_attribute, handle_alias_attribute,
4323 handle_no_instrument_function_attribute,
4324 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
4325 handle_no_limit_stack_attribute, handle_pure_attribute): New
4327 (init_attributes, decl_attributes): Rewrite to implement
4328 table-driven attributes.
4329 * c-common.h (enum attribute_flags): Move to tree.h.
4330 * c-format.c (decl_handle_format_attribute,
4331 decl_handle_format_arg_attribute): Rename to
4332 handle_format_attribute and handle_format_arg_attribute. Update
4333 for table-driven attributes.
4334 * c-common.h (decl_handle_format_attribute,
4335 decl_handle_format_arg_attribute): Remove prototypes.
4336 (handle_format_attribute, handle_format_arg_attribute): Add
4338 * c-decl.c (grokdeclarator): Handle attributes nested inside
4340 * c-parse.in (setattrs, maybe_setattrs): Remove.
4341 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4342 Update to handle nested attributes properly.
4343 (maybe_resetattrs, after_type_declarator,
4344 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4345 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4347 (make_pointer_declarator): Update to handle nested attributes
4349 * doc/extend.texi: Update documentation of limits of attributes
4350 syntax. Warn about problems with attribute semantics in C++.
4351 * target.h (struct target): Remove valid_decl_attribute and
4352 valid_type_attribute. Add attribute_table and
4353 function_attribute_inlinable_p.
4354 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4355 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4356 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4358 (TARGET_INITIALIZER): Update.
4359 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4361 (function_attribute_inlinable_p): New function. Check for the
4362 presence of any machine attributes before using
4363 targetm.function_attribute_inlinable_p.
4364 (function_cannot_inline_p): Update.
4365 * Makefile.in (integrate.o): Update dependencies.
4366 * doc/tm.texi: Update documentation of target attributes and
4367 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4368 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4370 (default_target_attribute_table,
4371 default_function_attribute_inlinable_p): New.
4372 (lookup_attribute): Update comment to clarify handling of multiple
4373 attributes with the same name.
4374 (merge_attributes, attribute_list_contained): Allow multiple
4375 attributes with the same name but different arguments to appear in
4376 the same attribute list.
4377 * tree.h (default_valid_attribute_p): Remove prototype.
4378 (struct attribute_spec): New.
4379 (default_target_attribute_table): Declare.
4380 (enum attribute_flags): Move from c-common.h. Add
4381 ATTR_FLAG_TYPE_IN_PLACE.
4382 (default_function_attribute_inlinable_p): Declare.
4383 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4384 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4385 (TARGET_ATTRIBUTE_TABLE): Define.
4386 (vms_attribute_table): New.
4387 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4388 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4389 (TARGET_ATTRIBUTE_TABLE): Define.
4390 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4391 * config/arm/arm.c (arm_valid_type_attribute_p,
4392 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4394 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4396 (TARGET_ATTRIBUTE_TABLE): Define.
4397 (arm_attribute_table, arm_handle_fndecl_attribute,
4398 arm_handle_isr_attribute): New.
4399 * config/avr/avr.c (avr_valid_type_attribute,
4400 avr_valid_decl_attribute): Remove.
4401 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4403 (TARGET_ATTRIBUTE_TABLE): Define.
4404 (avr_attribute_table, avr_handle_progmem_attribute,
4405 avr_handle_fndecl_attribute): New.
4406 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4407 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4408 (TARGET_ATTRIBUTE_TABLE): Define.
4409 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4410 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4411 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4412 (TARGET_ATTRIBUTE_TABLE): Define.
4413 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4414 h8300_handle_eightbit_data_attribute,
4415 h8300_handle_tiny_data_attribute): New.
4416 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4417 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4419 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4421 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4422 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4424 (TARGET_ATTRIBUTE_TABLE): Define.
4425 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4426 ix86_handle_regparm_attribute): New.
4427 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4428 i386_pe_valid_type_attribute_p): Remove.
4429 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4430 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4431 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4432 (TARGET_ATTRIBUTE_TABLE): Define.
4433 (ia64_attribute_table): New.
4434 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4435 interrupt_ident2, model_ident1, model_ident2): Remove.
4436 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4437 (TARGET_ATTRIBUTE_TABLE): Define.
4438 (init_idents): Update.
4439 (m32r_attribute_table, m32r_handle_model_attribute): New.
4440 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4442 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4443 (TARGET_ATTRIBUTE_TABLE): Define.
4444 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4445 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4446 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4447 (TARGET_ATTRIBUTE_TABLE): Define.
4448 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4449 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4450 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4451 (TARGET_ATTRIBUTE_TABLE): Define.
4452 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4453 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4454 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4455 (TARGET_ATTRIBUTE_TABLE): Define.
4456 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4457 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4458 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4459 (TARGET_ATTRIBUTE_TABLE): Define.
4460 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4461 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4463 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4465 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4466 (TARGET_ATTRIBUTE_TABLE): Define.
4467 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4469 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4470 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4471 (TARGET_ATTRIBUTE_TABLE): Define.
4472 (v850_attribute_table, v850_handle_interrupt_attribute,
4473 v850_handle_data_area_attribute): New.
4474 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4475 Return void. Call decl_attributes instead of
4476 valid_machine_attribute.
4478 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4480 * sh-protos.h (sh_pr_n_sets): Declare.
4481 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4482 look at the copy to determine if PR needs to be saved.
4483 sh_pr_n_sets: New function.
4484 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4485 (ALLOCATE_INITIAL_VALUE): Define.
4487 * sh.c (initial_elimination_offset):
4488 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4490 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4492 * integrate.c (allocate_initial_values): New function.
4493 * integrate.h (allocate_initial_values): Declare.
4494 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4496 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4498 * toplev.c (rest_of_compilation): To here.
4499 Call allocate_initial_values.
4500 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4502 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4504 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4506 2001-09-20 DJ Delorie <dj@redhat.com>
4508 * c-typeck.c (really_start_incremental_init): Discriminate
4509 between zero-length arrays and flexible arrays.
4510 (push_init_level): Detect zero-length arrays and handle them
4511 like fixed-sized arrays.
4512 * expr.c (store_constructor): Handle zero-length arrays and
4513 flexible arrays correctly.
4514 * doc/extend.texi: Update zero-length array notes.
4516 2001-09-20 Jim Wilson <wilson@redhat.com>
4518 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4519 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4520 for issue port conflicts.
4521 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4523 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4525 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4528 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4530 * fold-const.c (hashtab.h): Include.
4531 (int_const_binop): Remove FORSIZE arg and compute from type; all
4533 Call size_int_type_wide for all single-word constants.
4534 (size_htab_hash, size_htab_eq): New functions.
4535 (size_int_type_wide): Rework to use hash table.
4536 * ggc-common.c (hashtab.h): Include.
4537 (struct d_htab_root): New struct.
4538 (d_htab_roots): New variable.
4539 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4540 (ggc_mark_roots): Handle deletable htabs.
4541 * ggc-page.c (ggc_marked_p): New function.
4542 * ggc-simple.c (ggc_marked_p): Likewise.
4543 * ggc.h: Reformatting throughout.
4544 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4545 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4546 (type_hash_add): Allocate struct type_hash from GC memory.
4547 (mark_hash_entry, mark_type_hash): Deleted.
4548 (type_hash_marked_p, type_hash_mark): New functions.
4549 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4551 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4553 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4556 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4558 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4559 array-too-large test for signed sizetype.
4561 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4563 * i386.md (indirect_jump): Allow Pmode operand.
4564 (tablejump): LIkewise; perform expansion to 64bit mode.
4565 * i386.c (symbolic_operand): Allow 64bit PIC references.
4566 (pic_symbolic_operand): Likewise.
4567 (ix86_find_base_term): Strip the 64bit PIC references.
4568 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4569 (legitimize_pic_address): Likewise.
4570 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4571 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4573 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4575 * stringpool.c (get_identifier_with_length): New function.
4576 * tree.h (get_identifier_with_length): New prototype.
4578 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4579 David Edelsohn <edelsohn@gnu.org>
4582 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4583 already sign-extended.
4585 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4586 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4588 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4589 (output_profile_hook): Declare label_name const.
4590 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4591 to match constraints.
4593 2001-09-19 Stan Shebs <shebs@apple.com>
4595 * alias.c: Fix typos in comments.
4596 * sched-rgn.c (init_ready_list): Ditto.
4597 * unwind-dw2.c (uw_frame_state_for): Ditto.
4598 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4599 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4600 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4602 2001-09-19 Richard Henderson <rth@redhat.com>
4604 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4606 * Makefile.in (cfg.o): Depend on TM_P_H.
4608 2001-09-19 Richard Henderson <rth@redhat.com>
4610 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4611 (local_symbolic_operand): ... here.
4612 (small_symbolic_operand): Check mode.
4613 (global_symbolic_operand): New.
4614 (input_operand): Reject symbolics if explicit relocs.
4615 (call_operand): Tidy.
4616 (alpha_legitimize_address): Use movdi_er_high_g.
4617 (alpha_expand_mov): Likewise.
4618 * config/alpha/alpha-protos.h: Update.
4619 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4620 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4621 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4622 (UNSPECV_LDGP2): Remove.
4623 (all call patterns): Use 's' not 'i' for symbolic constraint.
4624 (call_osf call_value_osf): Use call_operand.
4625 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4626 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4627 (prologue_ldgp_1_er): Remove.
4628 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4629 (builtin_setjmp_receiver_er patterns): Use them.
4630 (exception_receiver_er): Likewise.
4632 2001-09-19 Richard Henderson <rth@redhat.com>
4634 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4636 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4637 and NON_LOCAL_GOTO notes.
4638 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4639 copy over CALL_INSN_FUNCTION_USAGE.
4641 2001-09-18 Catherine Moore <clm@redhat.com>
4643 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4646 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4648 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4649 new-style tm_file specification. Specify correct tm_p_file,
4650 md_file, and out_file for s390x.
4652 * config/s390/linux.h, linux64.h: Don't include other target
4653 macro header files. Now handled via tm_file.
4655 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4656 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4657 are defined before use.
4659 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4661 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4662 code generation only for Gnu assembler.
4664 2001-09-18 Catherine Moore <clm@redhat.com>
4666 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4668 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4670 * config/mips/mips.c (mips_frame_set): New.
4671 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4672 a parallel frame-related expression with a set for each register.
4674 2001-09-18 Philip Blundell <philb@gnu.org>
4676 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4679 2001-09-17 Dale Johannesen <dalej@apple.com>
4681 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4682 * config/rs6000/aix.h (FIXED_R2): Define.
4683 * config/rs6000/darwin.h (FIXED_R2): Define.
4684 * config/rs6000/sysv4.h (FIXED_R2): Define.
4686 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4688 * except.c (dw2_build_landing_pads): New local
4689 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4690 barrier after clobbers. Fixes c++/4012.
4692 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4694 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4696 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4698 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4699 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4701 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4703 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4706 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4708 * cpphash.h (_cpp_lex_direct): New.
4709 * cpplex.c (_cpp_lex_token): Update.
4710 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4711 and increment that pointer.
4712 * cppmacro.c (alloc_expansion_token): New.
4713 (lex_expansion_token): Lex macro expansion directly into
4716 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4718 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4720 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4722 * basic-block.h (free_bb_for_insn): Declare.
4723 * bb-reorder.c (label_for_bb): Use block_label.
4724 (emit_jump_to_block_after): Remove.
4725 (insert_intra_1): Do not update block_for_insn.
4726 (insert_inter_bb_scope_notes): Likewise; update bb->end
4727 * cfg.c (free_bb_for_insn): New.
4728 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4729 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4730 (commit_one_edge_insertion): Likewise.
4731 (commit_one_edge_insertion): Do not update BB boundary.
4732 (commit_edge_insertions): Do not call compute_bb_for_insn.
4733 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4734 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4735 (merge_blocks_move_successor_nojumps): Likewise.
4736 (try_crossjump_to_edge): Do not update block_for_insn.
4737 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4738 * df.c (df_pattern_emit_later): Do not update BB boundary.
4739 (df_jump_pattern_emit_after): Likewise.
4740 (df_insn_move_before): Use emit_insn_before.
4741 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4743 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4744 boundaries and basic_block_for_insn.
4745 (reorder_insns_nobb): Rename from reorder_insns.
4746 (reorder_insns): New.
4747 (emit_block_insn_before, emit_block_insn_after): Kill.
4748 * flow.c (check_function_return_warnings): Do not call
4749 compute_bb_for_insn; Do not free basic_block_for_insn.
4750 (attempt_auto_inc): Do not update basic_block_for_insn.
4751 * function.c (emit_return_into_block): Likewise;
4752 do not update BB boundaries.
4753 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4754 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4755 (pre_insert_copy_insn): Likewise.
4756 (update_ld_motion_notes): Likewise.
4757 (insert_insn_start_bb): Likewise.
4758 (replace_store_insn): Likewise.
4759 * ifcvt.c (noce_process_if_block): Likewise.
4760 (if_convert): Do not call compute_bb_for_insn.
4761 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4762 Use emit_insn_before and emit_insn_after.
4763 * recog.c (split_all_insns): Do not update BB boundaries;
4764 Do not call compute_bb_for_insn.
4765 (peephole2_optimize): Do not update BB boundaries.
4766 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4768 (emit_swap_insn): Likewise.
4769 (convert_regs_1): Likewise.
4770 * reload1.c (reload): Call compute_bb_for_insn.
4771 * rtl.h (reorder_insns_nobb): Declare.
4772 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4773 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4774 at places CFG is invalidated; do not call compute_bb_for_insn.
4776 * cfg.c (expunge_block): Invalidate BB structure.
4778 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
4781 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
4783 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4785 * cpphash.h (_cpp_lex_token): Update prototype.
4786 * cpplex.c (_cpp_lex_token): New prototype.
4787 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
4788 lex_macro_node, read_flag, do_pragma_poison): Update.
4789 * cppmacro.c (cpp_get_token, parse_params,
4790 lex_expansion_token): Update.
4792 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4794 * cppmain.c (scan_translation_unit): Don't worry about
4795 putting a space after hashes.
4796 * cpplib.c (directive_diagnostics): New.
4797 (_cpp_handle_directive): Update to use directive_diagnostics.
4798 (run_directive): Don't toggle prevent_expansion.
4799 (do_line): Backup in case of the line extension.
4800 * cpplib.h (cpp_lexer_pos): Remove.
4801 * cppmacro.c (_cpp_create_definition): Precede a leading #
4804 2001-09-15 Richard Henderson <rth@redhat.com>
4806 * c-typeck.c (comptypes): Handle zero-length arrays properly.
4808 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4810 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
4812 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4814 PR preprocessor/3571
4815 * tradcpp.c (handle_directive): Skip non-vertical space.
4817 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4819 * cppmain.c (setup_callbacks): Set line callback only
4820 if outputting preprocessed source.
4822 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4824 * collect2.c (main): Const-ification.
4825 * gcc.c (translate_options, process_command): Use xstrdup in
4826 lieu of xmalloc/strcpy.
4827 (main): Use concat in lieu of xmalloc/strcpy/strcat.
4829 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4831 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
4834 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4836 * scan-decls.c (scan_decls): Fix typo.
4838 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4840 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
4841 Split mlstring_pos into mls_line and mls_col.
4842 * cppinit.c (cpp_create_reader): Initialize line to 1.
4843 (cpp_destroy): Free tokenruns.
4844 (push_include): Don't update lexer_pos.
4845 * cpplex.c (unterminated, parse_string): Update.
4846 (lex_token): Don't update lexer_pos, update.
4847 * cpplib.c (if_stack): Save line instead of line + col.
4848 (start_directive, _cpp_do__Pragma, do_else, do_elif,
4849 push_conditional, _cpp_pop_buffer): Update.
4850 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
4851 (_cpp_create_definition): Update.
4853 2001-09-15 Eric Christopher <echristo@redhat.com>
4855 * config/mips/abi64.h: Add support for MEABI.
4857 2001-09-15 Eric Christopher <echristo@redhat.com>
4859 * config/mips/mips.md: Add unspec #2.
4861 (reload_outdi): Ditto.
4862 (reload_outsi): Ditto.
4865 2001-09-15 Eric Christopher <echristo@redhat.com>
4866 Jason Eckhardt <jle@redhat.com>
4868 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
4869 * config/mips/isa32-linux.h: New file.
4870 * config/mips/isa3264.h: Ditto.
4871 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
4872 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
4873 (output_block_mode): Support MEABI.
4874 (function_arg): Ditto. Fix floating point arg passing.
4875 (mips_va_start): Ditto.
4876 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
4878 (mips_asm_file_start): Add new section to pass abi to gdb.
4879 (function_arg_pass_by_reference): Support MEABI.
4880 (mips_parse_cpu): Support mips32 and mips64 processors.
4881 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
4882 TARGET_MIPS5KC. Support isa32 and isa64.
4883 (processor_type): Add r4kc, r5kc, r20kc.
4884 (GENERATE_MULT3_SI): New.
4885 (GENERATE_MULT3_DI): Ditto.
4886 (GENERATE_MULT3): Remove.
4887 (ISA_HAS_64BIT_REGS): Add isa == 64.
4888 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
4889 (ISA_HAS_MADD_MSUB): New.
4890 (ISA_HAS_CLZ_CLO): Ditto.
4891 (ISA_HAS_DCLZ_DCLO): Ditto.
4892 (ABI_GAS_ASM_SPEC): New.
4893 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
4896 (SUBTARGET_CC1_SPEC): Ditto.
4897 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
4898 (PAD_VARARGS_DOWN): Support MEABI.
4899 (HARD_REGNO_NREGS): Move to mips.c.
4900 (ASM_OUTPUT_IDENT): Add #undef.
4901 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
4902 (mulsi3): Use GENERATE_MULT3_SI.
4903 (mulsi3_mult3): Ditto. Support mips32, mips64.
4904 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
4905 (mul_sub_si): New pattern.
4906 (unnamed splitters): New.
4907 (muldi3): Use GENERATE_MULT3_DI.
4908 (muldi3_internal2): Ditto.
4909 (movdicc): Support mips32.
4910 * config/mips/t-isa3264: New file.
4912 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
4914 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
4915 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
4916 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
4918 * reorg.c (fill_slots_from_thread): After call to
4919 steal_delay_list_from_target, update own_thread as new_thread may
4922 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
4924 * cpperror.c (print_location): Take line and column, for
4925 default positioning use the previously lexed token.
4926 (_cpp_begin_message): Take line and column.
4927 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4928 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4929 * cpphash.h (_cpp_begin_message): Update prototype.
4930 * cppinit.c (push_include): Don't set output line.
4931 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
4932 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
4933 (do_pragma): Kludge for front ends. Don't expand macros at all.
4934 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
4935 (struct cpp_token): Remove output_line.
4936 (struct cpp_callbacks): New member line_change.
4937 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
4938 cpp_get_token): Preserve BOL flag.
4939 (cpp_get_line): Remove.
4940 (_cpp_backup_tokens): Remove useless abort().
4941 * cppmain.c (cb_line_change): New.
4942 (scan_translation_unit): Don't worry about starting new lines here.
4943 * scan-decls.c (scan_decls): Update.
4944 * c-lex.c (c_lex, init_c_lex): Update.
4945 (cb_line_change, src_lineno): New.
4947 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
4949 * tree.c (append_random_chars): Generate the random
4950 characters in a reproducable fashion.
4952 2001-09-14 Richard Henderson <rth@redhat.com>
4954 * config/i386/i386.c (internal_label_prefix): New.
4955 (internal_label_prefix_len): New.
4956 (override_options): Set them.
4957 (local_symbolic_operand): New.
4958 (legitimate_pic_address_disp_p): Use it.
4959 (legitimize_pic_address): Likewise.
4961 2001-09-14 Marc Espie <espie@openbsd.org>
4963 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
4966 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4968 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
4969 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
4971 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
4973 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
4974 invocation of SUBREG_REGNO_OFFSET.
4976 * haifa-sched.c: Fix typo in FSF copyright statement.
4977 * sched-deps.c: Fix typo in FSF copyright statement.
4978 * sched-ebb.c: Fix typo in FSF copyright statement.
4979 * sched-rgn.c: Fix typo in FSF copyright statement.
4980 * sched-vis.c: Fix typo in FSF copyright statement.
4982 * config.gcc: Move inclusion of arm elf specific header files
4983 from the files themselves into the tm_file variable. Make
4984 sure that elfos.h is included before target specific elf
4986 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
4988 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
4989 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
4990 ASM_OUTPUT_CASE_LABEL): Protect definition.
4991 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
4992 not already defined.
4993 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
4994 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
4995 Remove duplicate definition.
4996 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
4997 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
4998 (RDATA_SECTION_FUNCTION): Remove redundant definition.
4999 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
5000 Remove inclusion of arm/elf.h.
5001 * config/arm/unknown-elf.h: as for conix-elf.h.
5002 (STARTFILE_SPEC): Include crti.o and crtn.o.
5003 * config/arm/linux-elf.h: as for conix-elf.h.
5004 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
5005 * config/arm/strongarm-elf.h: Remove inclusion of
5007 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
5008 * config/arm/unknown-elf-oabi.h: Remove inclusion of
5009 unknown-elf.h and elf.h.
5010 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
5011 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
5012 ASM_WEAKEN_LABEL): Remove redundant definition.
5013 * config/arm/elf.h: Test for inclusion of elfos.h
5014 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
5015 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
5016 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
5017 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
5018 redundant definition.
5019 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
5020 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
5021 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
5022 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
5023 Add rules to build crti.o and crtn.o
5024 * crti.asm: New file.
5025 * crtn.asm: New file.
5027 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
5029 * c-parse.in (_yylex): Use _cpp_backup_tokens.
5030 * cpphash.h (struct tokenrun): Add prev.
5031 (struct lexer_state): Remove bol.
5032 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
5033 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
5035 * cppinit.c (cpp_create_reader): Don't set bol.
5036 (cpp_destroy): Don't free lookaheads.
5037 * cpplex.c (lex_directive): Remove.
5038 (next_tokenrun): Update.
5039 (_cpp_lex_token): Clean up logic.
5040 (lex_token): Update to return a pointer to lexed token, since it
5041 can move to the start of the buffer. Simpify newline handling.
5042 * cpplib.c (SEEN_EOL): Update.
5043 (skip_rest_of_line): Remove lookahead stuff.
5044 (end_directive): Line numbers are already incremented. Revert
5045 to start of lexed token buffer if we can.
5046 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
5047 parse_answer): Use _cpp_backup_tokens.
5048 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
5049 instead. Don't check for EOL.
5050 (do_include_common, do_line, do_pragma_system_header): Use
5052 * cpplib.h (BOL, _cpp_backup_tokens): New.
5053 * cppmacro.c (save_lookahead_token, take_lookahead_token,
5054 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
5055 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
5056 (builtin_macro): Don't use cpp_get_line.
5057 (cpp_get_line): Short term kludge.
5058 (parse_arg): Handle directives in arguments here. Back up when
5059 appropriate. Store EOF at end of argument list.
5060 (funlike_invocation_p): Use _cpp_backup_tokens.
5061 (push_arg_context): Account for EOF at end of list.
5062 (cpp_get_token): Remove lookahead stuff. Update.
5064 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5066 * c-parse.in (yyerror): Const-ification and/or static-ization.
5067 * c-typeck.c (push_member_name): Likewise.
5068 * collect2.c (main): Likewise.
5069 * dbxout.c (dbxout_parms): Likewise.
5070 * diagnostic.c (format_with_decl): Likewise.
5071 * dwarf2out.c (output_ranges): Likewise.
5072 * dwarfout.c (fundamental_type_code): Likewise.
5073 * except.c (dw2_output_call_site_table): Likewise.
5074 * gcc.c (do_spec_1): Likewise.
5075 * genopinit.c (optabs): Likewise.
5076 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
5077 gen_declaration_1, handle_impent): Likewise.
5078 * protoize.c (default_include, in_system_include_dir, abspath):
5080 * sched-vis.c (visualize_stall_cycles): Likewise.
5081 * sdbout.c (plain_type_1, sdbout_end_function,
5082 sdbout_end_epilogue): Likewise.
5083 * varasm.c (decode_reg_name): Likewise.
5085 * 1750a.c (mod_regno_adjust): Likewise.
5086 * alpha.c (alpha_write_one_linkage,
5087 unicosmk_output_default_externs): Likewise.
5088 * arm.c (arm_condition_codes): Likewise.
5089 * arm.h (arm_condition_codes): Likewise.
5090 * avr.c (output_movsisf, encode_section_info): Likewise.
5091 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
5093 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5094 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5095 * m88k.c (output_function_profiler): Likewise.
5096 * mips.c (mips_output_conditional_branch): Likewise.
5097 * ns32k.c (ns32k_out_reg_names): Likewise.
5098 * ns32k.h (ns32k_out_reg_names): Likewise.
5099 * pj.c (pj_output_rval): Likewise.
5100 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
5101 * sparc.c (sparc_flat_function_prologue,
5102 sparc_flat_function_epilogue): Likewise.
5104 2001-09-13 Markus Werle <numerical.simulation@web.de>
5105 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5107 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
5108 Aachen University of Technology".
5110 2001-09-13 Andreas Schwab <schwab@suse.de>
5112 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
5115 2001-09-13 Richard Henderson <rth@redhat.com>
5117 * config/alpha/alpha.c (small_symbolic_operand): New.
5118 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
5119 (some_operand, input_operand): Don't handle HIGH.
5120 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
5121 (alpha_expand_mov): Likewise.
5122 (print_operand) [H]: Just print HIGH symbol.
5123 (print_operand_address): Handle small data.
5124 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
5125 (TARGET_SWITCHES): Add -msmall-data/large-data.
5126 (PIC_OFFSET_TABLE_REGNUM): New.
5127 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
5128 (PREDICATE_COES): Update.
5129 * config/alpha/alpha.md (adddi_er_high): New.
5130 (adddi_er_low): Handle small data.
5131 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
5132 prefer .sdata to .rodata.
5133 (SELECT_RTX_SECTION): Likewise.
5135 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
5137 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
5138 defining __size_t and leaving size_t undefined.
5140 2001-09-12 Diego Novillo <dnovillo@redhat.com>
5142 * basic-block.h (expunge_block): Declare.
5143 * cfg.c (expunge_block): Remove static declaration.
5145 2001-09-12 Richard Henderson <rth@redhat.com>
5147 * integrate.c (copy_insn_list): Copy label name from
5148 NOTE_INSN_DELETED_LABEL.
5150 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5152 * c-common.c (c_tree_code_name): Const-ification.
5153 * c-decl.c (c_decode_option): Likewise.
5154 * c-typeck.c (warn_for_assignment): Likewise.
5155 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
5157 * cppinit.c (output_deps): Likewise.
5158 * dependence.c (dependence_string, direction_string): Likewise.
5159 * dwarf2out.c (output_ranges): Likewise.
5160 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
5161 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
5162 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
5163 standard_startfile_prefix, standard_startfile_prefix_1,
5164 standard_startfile_prefix_2, tooldir_base_prefix,
5165 standard_bindir_prefix, find_a_file): Likewise.
5166 * genattrtab.c (make_length_attrs): Likewise.
5167 * gencheck.c (tree_codes): Likewise.
5168 * genemit.c (gen_split): Likewise.
5169 * genrecog.c (special_mode_pred_table): Likewise.
5170 * graph.c (graph_ext): Likewise.
5171 * protoize (default_include): Likewise.
5172 * reload.c (reload_when_needed_name): Likewise.
5173 * sched-vis.c (visualize_stall_cycles): Likewise.
5174 * tlink.c (recompile_files): Likewise.
5175 * toplev.c (decode_g_option): Likewise.
5176 * tradcpp.c (output_deps): Likewise.
5177 * varasm.c (decode_reg_name): Likewise.
5179 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
5182 * avr.c (avr_regnames, encode_section_info): Likewise.
5183 * c4x.c (float_reg_names): Likewise.
5184 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
5185 * elfos.h (const_section): Likewise.
5186 * i386.c (ix86_comp_type_attributes): Likewise.
5187 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
5188 * ia64/aix.h (UNIQUE_SECTION): Likewise.
5189 * ia64.c (type_names): Likewise.
5190 * m68hc11.c (reg_class_names): Likewise.
5191 * m88k.c (m_options): Likewise.
5192 * mips.c (mips_output_conditional_branch, mips_unique_section):
5194 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5195 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
5196 ultra_code_names): Likewise.
5197 * sparc.h (OVERRIDE_OPTIONS): Likewise.
5199 2001-09-12 Jakub Jelinek <jakub@redhat.com>
5201 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
5202 Use --fatal-warnings option for gas.
5203 * configure: Rebuilt.
5205 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5207 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
5209 2001-09-11 Jim Wilson <wilson@redhat.com>
5211 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
5213 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5215 * builtins.c (c_strlen): Treat an offset too large for a
5216 HOST_WIDE_INT as out of range.
5218 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
5220 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
5221 (EDGE_CRITICAL_P): New predicate.
5222 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
5224 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
5225 (dump_edge_info): Remove "crit".
5226 * cfganal.c (mark_critical_edges): Kill.
5227 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
5228 * cfgcleanup.c (cleanup_cfg): Likewise.
5229 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
5230 (find_spanning_tree): Likewise.
5231 * reg-stack.c (convert_regs_1): Likewise.
5232 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
5234 * basic-block.h (create_basic_block_structure): New.
5235 (create_basic_block): Update prototype.
5236 (force_nonfallthru): New.
5237 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
5238 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
5239 handle updating of block_for_insn, creating of empty BBs and BBs at
5240 the end of INSN chain.
5241 (create_basic_block): New function.
5242 (split_block): Use create_basic_block.
5243 (force_nonfallthru_and_redirect): Break out from ...; cleanup
5244 (redirect_edge_and_branch_force): ... here.
5245 (force_nonfallthru): New.
5246 (split_edge): Rewrite to use force_nonfallthru and create_block.
5247 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
5248 (find_basic_blocks): Free basic_block_for_insn.
5249 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
5251 * cfg.c: Fix formating.
5252 * cfgcleanup.c: Fix formating.
5253 (merge_blocks, tail_recursion_label_p): Return bool.
5254 (merge_blocks_move_predecessor_nojumps,
5255 merge_blocks_move_successor_nojumps): Return void.
5257 2001-09-11 Jakub Jelinek <jakub@redhat.com>
5259 * configure.in: Check whether assembler supports section merging.
5260 * config.in: Rebuilt.
5261 * configure: Rebuilt.
5262 * varasm.c (variable_section, output_constant_pool): Pass alignment
5263 to SELECT_SECTION and SELECT_RTX_SECTION.
5264 (mergeable_string_section): New.
5265 (mergeable_constant_section): New.
5266 (default_elf_asm_named_section): Output SECTION_MERGE and
5267 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5268 * output.h (mergeable_string_section): New.
5269 (mergeable_constant_section): New.
5270 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
5271 * toplev.c (flag_merge_constants): New.
5272 (f_options): Add -fmerge-constants and -fmerge-all-constants
5274 (toplev_main): Default to -fno-merge-constants if not optimizing.
5275 * flags.h (flag_merge_constants): Add extern.
5276 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
5277 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
5279 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
5280 Define if assembler has working .subsection -1 support.
5281 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
5282 Put constant into special SHF_MERGE sections if the linker should
5283 attempt to merge duplicates.
5284 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
5286 Put constant into special SHF_MERGE sections if the linker should
5287 attempt to merge duplicates.
5288 * config/alpha/elf.h: Likewise.
5289 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
5290 has working .subsection -1 support.
5291 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
5293 * config/svr3.h: Likewise.
5294 * config/darwin.h: Likewise.
5295 * config/arm/aof.h: Likewise.
5296 * config/arm/linux-elf.h: Likewise.
5297 * config/avr/avr.h: Likewise.
5298 * config/c4x/c4x.h: Likewise.
5299 * config/d30v/d30v.h: Likewise.
5300 * config/i386/dgux.h: Likewise.
5301 * config/i386/osfrose.h: Likewise.
5302 * config/i386/sco5.h: Likewise.
5303 * config/i386/svr3gas.h: Likewise.
5304 * config/ia64/aix.h: Likewise.
5305 * config/m32r/m32r.h: Likewise.
5306 * config/m68k/m68k.h: Likewise.
5307 * config/m88k/dgux.h: Likewise.
5308 * config/m88k/m88k.h: Likewise.
5309 * config/mcore/mcore-pe.h: Likewise.
5310 * config/mips/mips.h: Likewise.
5311 * config/pa/pa.h: Likewise.
5312 * config/pa/pa-linux.h: Likewise.
5313 * config/romp/romp.h: Likewise.
5314 * config/rs6000/sysv4.h: Likewise.
5315 * config/rs6000/xcoff.h: Likewise.
5316 * config/s390/linux.h: Likewise.
5317 * config/sparc/sparc.h: Likewise.
5318 * config/sparc/sysv4.h: Likewise.
5319 * config/stormy16/stormy16.h: Likewise.
5320 * config/v850/v850.h: Likewise.
5321 * config/vax/vms.h: Likewise.
5322 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
5323 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5324 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
5325 default_elf_asm_named_section for SHF_MERGE sections.
5327 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5329 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
5332 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
5334 * c-common.c (split_specs_attrs): Allow for empty attributes with
5335 empty TREE_PURPOSE. Fixes PR c/4294.
5337 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
5339 * basic-block.h (cached_make_edge, make_single_succ): New.
5340 (make_edge): Remove first parameter.
5341 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5342 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5343 created edge; use obstack allocation.
5344 (make_edge, make_single_succ_edge): New.
5345 (first_removed_edge): New static variable.
5346 (init_flow): Initialize first_removed_edge and n_edges.
5347 (clear_edges): Use remove_edge.
5348 (flow_delete_block): Likewise.
5349 (remove_edge): Add removed edges to the removed edges list.
5350 (split_block, redirect_edge_and_branch_force, split_edge):
5352 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5353 (add_noreturn_fake_exit_edges): Likewise.
5354 (connect_infinite_loops_to_exit): Liekwise.
5355 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5356 Use cached_make_edge.
5357 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5358 * profile.c (branch_prob): Update make_edge call.
5359 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5361 2001-09-11 Richard Henderson <rth@redhat.com>
5363 * config/alpha/alpha.c: Tidy formatting.
5364 (local_symbolic_operand): Verify mode.
5365 (alpha_sa_mask): Ignore unicos for eh_return.
5366 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5367 * config/alpha/alpha.md (umk divsi patterns): Remove.
5368 (extendsfdf2): Remove unicos check.
5369 (tablejump): Merge vms and unicos code; always use direct set
5372 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5374 * config.gcc (alpha*-*-unicosmk*): New target.
5376 * config/alpha/alpha-protos.h (symbolic_operand,
5377 unicosmk_add_call_info_word, unicosmk_add_extern,
5378 unicosmk_defer_case_vector, unicosmk_unique_section,
5379 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5380 unicosmk_asm_file_start, unicosmk_asm_file_end,
5381 unicosmk_output_common): Declare.
5383 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5384 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5385 alpha_does_function_need_gp, alpha_end_function): Support Cray
5387 (alpha_init_machine_status, alpha_mark_machine_status,
5388 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5389 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5390 unicosmk_asm_named_section, unicosmk_insert_attributes,
5391 unicosmk_section_type_flags, symbolic_operand,
5392 unicosmk_output_module_name, unicosmk_output_default_externs,
5393 unicosmk_output_dex, unicosmk_output_externs,
5394 unicosmk_output_addr_vec, unicosmk_ssib_name,
5395 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5396 unicosmk_asm_file_end, unicosmk_output_common,
5397 unicosmk_section_type_flags, unicosmk_unique_section,
5398 unicosmk_add_call_info_word, unicosmk_text_section,
5399 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5400 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5401 unicosmk_dex_count, unicosmk_special_name): New.
5402 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5403 TARGET_ABI_UNICOSMK.
5404 (get_aligned_mem, alpha_expand_unaligned_load,
5405 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5406 alpha_expand_unaligned_store_words): Support big-endian mode.
5407 (print_operand): Likewise. New format specifier 't'. Use
5408 TARGET_AS_SLASH_BEFORE_SUFFIX.
5409 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5410 (alpha_pv_save_size): Update with above change.
5411 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5412 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5415 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5416 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5417 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5418 (EXTRA_CONSTRAINT): New constraint 'U'.
5419 (PREDICATE_CODES): Add symbolic_operand.
5421 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5422 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5423 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5424 (integer division and modulus patterns): Split in default and
5426 (*divmodsi_internal, *divmoddi_internal): Disable for
5427 TARGET_ABI_UNICOSMK.
5428 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5429 little-endian and big-endian versions.
5430 (ext, ins, msk): Likewise.
5431 (extv, extzv, insv): Support big-endian mode.
5432 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5433 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5434 *tablejump_umk_internal, *call_value_umk): New.
5435 (*movdi_nofix): Add pattern for loading an address into a register on
5436 TARGET_ABI_UNICOSMK.
5437 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5438 (umk_mismatch_args, arg_home_umk): New.
5439 (various insns): Don't use mov, fmov, nop, fnop and unop.
5440 (realign): Support TARGET_ABI_UNICOSMK.
5442 * config/alpha/unicosmk.h: New file.
5443 * config/alpha/t-unicosmk: New file.
5445 * fixinc/inclhack.def (unicosmk_restrict): New.
5446 * fixinc/fixincl.x: Regenerate.
5448 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5449 (wchar_t): Check for and define __WCHAR_T__.
5451 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5453 * combine.c (simplify_shift_const): Treat shifts by the mode
5456 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5458 * cpphash.h (struct tokenrun): New.
5459 (struct cpp_context): New member bol.
5460 (struct cpp_reader): New members.
5461 (_cpp_init_tokenrun): New.
5462 * cppinit.c (cpp_create_reader): Set up the token runs.
5463 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5464 (lex_token): New internalised version of _cpp_lex_token. Don't
5465 handle directives or the multiple include opimisation here any
5466 more. Simply lex a token.
5467 * cpplib.c (run_directive): Clear bol.
5468 (_cpp_pop_buffer): Set bol.
5469 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5472 2001-09-11 Michael Meissner <meissner@redhat.com>
5474 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5475 give an error if the user uses -mfp32.
5476 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5478 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5479 floating point register size.
5480 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5482 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5483 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5485 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5486 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5488 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5490 * dbxout.c (dbxout_parms): Fix typo in comment.
5491 * unroll.c (loop_find_equiv_value): Ditto.
5492 * toplev.c (rest_of_compilation): Ditto.
5493 * loop.c (scan_loop): Ditto.
5494 * dwarf2out.c (struct dw_fde_struct): Ditto.
5496 2001-09-10 Zack Weinberg <zackw@panix.com>
5498 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5499 copying identifier when we're just going to throw it away.
5500 (parse_identifier_slow): New routine to handle abnormal cases.
5501 (_cpp_lex_token): Update call site.
5503 * hashtable.c (ht_lookup): Don't assume that the string we've
5504 been given is NUL-terminated.
5505 * system.h: #define __builtin_expect(a, b) to (a) if not
5508 2001-09-10 Michael Meissner <meissner@redhat.com>
5510 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5513 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5515 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5517 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5519 * builtins.c (c_getstr): Correct thinko in last change and further
5522 2001-09-10 Tim Freeman <tim@fungibole.com>
5524 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5525 into varray's and register them as roots with the garbage
5526 collector so they are not collected too soon.
5528 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5530 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5532 * basic-block.h (flow_obstack, label_value_list,
5533 tail_recursion_label_list): Declare
5534 (tidy_fallthru_edges): Declare.
5535 (expunge_block, last_loop_beg_note): Delete.
5536 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5538 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5539 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5540 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5541 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5542 expunge_block, flow_delete_block, compute_bb_for_insn,
5543 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5544 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5545 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5546 try_redirect_by_replacing_jump, last_loop_beg_note,
5547 redirect_edge_and_branch, redirect_edge_and_branch_force,
5548 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5549 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5550 commit_edge_insertions, dump_flow_info, debug_flow_info,
5551 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5552 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5553 Move here from flow.c
5554 * cfganal.c: New file.
5555 (forwarder_block_p, can_fallthru, mark_critical_edges,
5556 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5557 find_unreachable_blocks, create_edge_list, free_edge_list,
5558 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5559 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5560 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5561 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5562 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5563 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5564 Move here from flow.c
5565 * cfgbuild.c: New file
5566 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5567 make_edges, find_basic_blocks_1, find_basic_blocks,
5568 find_sub_basic_blocks): Move here from flow.c
5569 * cfgcleanup.c: New file.
5570 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5571 merge_blocks_move_predecessor_nojumps,
5572 merge_blocks_move_successor_nojumps, merge_blocks,
5573 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5574 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5575 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5577 * cfgloop.c: New file
5578 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5579 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5580 flow_loop_exit_edges_find, flow_loop_nodes_find,
5581 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5582 flow_loop_tree_node_add, flow_loops_tree_build,
5583 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5584 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5585 Move here from flow.c
5586 * flow.c: Remove everything moved elsewhere
5587 * output.h (cleanup_cfg): Return bool.
5589 * bb-reorder.c (reorder_block_def): Remove 'index'.
5590 (insert_intra_1): Add argument BB, set block for new note.
5591 (make_reorder_chain): Do not depdent on BB indexes.
5592 (make_reorder_chain_1): Do not use BB indexes.
5593 (label_for_bb): Likewise; set BB for new insn.
5594 (emit_jump_to_block_after): Likewise.
5595 (fixup_reoder_chain): Sanity check that all basic blocks
5596 are chained; verify newly created insn chain; remove
5597 undocnitional jump simplifying; Do not use BB indexes;
5598 properly initialize count and frequency information;
5599 dump reordered sequence.
5600 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5601 (insert_inter_bb_scope_notes): Set block for new insn.
5602 (reorder_basic_blocks): Dump flow info before reoredering.
5604 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5606 * alias.c (clear_reg_alias_info): Use K&R format definition.
5607 Avoid unsigned warning.
5608 * builtins.c: Use "unsigned int", not "unsigned".
5609 (target_char_cast): Use host_integerp and tree_low_cst.
5610 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5611 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5612 (c_getstr): Likewise.
5613 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5614 (builtin_memcpy_read_str): Avoid unsigned warning.
5615 (expand_builtin_memcpy): Alignments are unsigned.
5616 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5617 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5618 * predict.c (expensive_function_p): LIMIT now unsigned.
5619 * resource.c (mark_target_live_regs): Make some vars unsigned.
5620 * sdbout.c: Use "unsigned int", not "unsigned".
5621 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5622 (sdbout_source_line): Likewise.
5623 (sdbout_record_type_name): Remove "const" for NAME declaration.
5624 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5626 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5628 * calls.c (store_one_arg): Expand comment.
5630 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5632 * calls.c (store_one_arg): Make sure that the entire argument is
5633 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5635 2001-09-09 Richard Henderson <rth@redhat.com>
5637 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5639 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5641 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5643 2001-09-09 Richard Henderson <rth@redhat.com>
5645 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5646 (alpha_this_literal_sequence_number): New.
5647 (alpha_this_gpdisp_sequence_number): New.
5648 (some_operand, input_operand): Add HIGH.
5649 (local_symbolic_operand): New.
5650 (alpha_encode_section_info): New.
5651 (alpha_legitimate_address_p): Allow LO_SUM.
5652 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5653 (alpha_expand_mov): Likewise.
5654 (secondary_reload_class): Check memory_operand not general_operand
5656 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5657 (alpha_expand_unaligned_store): Likewise.
5658 (alpha_expand_unaligned_load_words): Likewise.
5659 (alpha_expand_unaligned_store_words): Likewise.
5660 (alpha_expand_block_clear): Likewise.
5661 (print_operand): Handle %#, %*, %H.
5662 (print_operand_address): Handle LO_SUM.
5664 (alpha_does_function_need_gp): Use it.
5665 (alpha_expand_block_move): Fix signed compare warnings.
5666 (alpha_sa_mask, alpha_align_insns): Likewise.
5667 * config/alpha/alpha-protos.h: Update.
5668 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5669 (MASK_EXPLICIT_RELOCS): New.
5670 (TARGET_SWITCHES): Add -mexplicit-relocs.
5671 (EXTRA_CONSTRAINT): Add 'T'.
5672 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5673 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5674 (ENCODE_SECTION_INFO): Out line.
5675 (REDO_SECTION_INFO_P): New.
5676 (STRIP_NAME_ENCODING): New.
5677 (ASM_OUTPUT_LABELREF): New.
5678 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5679 (PREDICATE_CODES): Update.
5680 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5681 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5682 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5683 builtin_setjmp_receiver_er, exception_receiver_1_er,
5684 call_value_osf_1_er): New patterns.
5685 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5686 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5687 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5688 (FINAL_PRESCAN_INSN): New.
5690 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5692 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5694 2001-09-08 Andreas Jaeger <aj@suse.de>
5696 * i386.h (TARGET_SWITCHES): Fix description.
5698 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5700 * rs6000.c (num_insns_constant): Compute number of instructions
5703 * doc/install.texi: Explain AIX exception handling work-around.
5704 Update URL for AIX fixes.
5706 2001-09-07 Jim Wilson <wilson@redhat.com>
5708 * alias.c (clear_reg_alias_info): New.
5709 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5710 * rtl.h (clear_reg_alias_info): Declare.
5712 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5714 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5716 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5717 (m16m,edivm,emulm): Change declaration to match definition.
5719 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5721 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5722 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5725 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5727 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5728 which have no corresponding C type.
5729 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5730 the representation of 64-bit doubles to work with 64-bit ints.
5732 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5734 * config/mips/mips.c (override_options): Do not override ISA when ABI
5735 specified if MIPS_CPU_STRING_DEFAULT was specified.
5737 2001-09-07 Richard Henderson <rth@redhat.com>
5739 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5740 (express_from_1): Wrap lines.
5741 * rtlanal.c (commutative_operand_precedence): Rename from
5742 operand_preference; export.
5743 * rtl.h: Declare it.
5744 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5745 (simplify_binary_operation): Invoke simplify_plus_minus on
5746 (CONST (PLUS ...)) as well.
5747 (struct simplify_plus_minus_op_data): New.
5748 (simplify_plus_minus_op_data_cmp): New.
5749 (simplify_plus_minus): Use them. Avoid infinite recursion with
5750 simplify_binary_operation wrt CONST.
5752 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5754 * h8300-protos.h (general_operand_dst_push): Remove.
5755 * h8300.c (general_operand_dst_push): Likewise.
5756 * h8300.h (OK_FOR_T): Likewise.
5757 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5758 * h8300.md (pushqi_h8300): New.
5759 (pushqi_h8300hs): Likewise.
5761 (pushhi_h8300): Likewise.
5762 (pushhi_h8300hs): Likewise.
5765 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5767 * genattrtab.c (attr_printf): First arg is unsigned.
5768 Clean up formatting of callers.
5770 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5772 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5775 2001-09-07 Andreas Jaeger <aj@suse.de>
5777 * i386.h (TARGET_SWITCHES): Fix descriptions.
5779 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5781 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
5783 2001-09-06 Ira Ruben <ira@apple.com>
5785 Remove OP_IDENTIFIER.
5786 * tree.def (OP_IDENTIFIER): Remove.
5787 * tree.c (tree_node_kind enum): Remove op_id_kind.
5788 (tree_node_kind_names): Remove "op_identifiers".
5789 (make_node): Remove OP_IDENTIFIER test.
5790 (build_op_identifier): Removed because it isn't being used.
5791 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
5792 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
5794 2001-09-06 Richard Henderson <rth@redhat.com>
5796 * simplify-rtx.c (simplify_binary_operation): Revert last change.
5798 2001-09-06 Richard Henderson <rth@redhat.com>
5800 * simplify-rtx.c (simplify_binary_operation): Simplify contents
5803 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5805 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
5806 number used for CR register.
5808 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5809 Joern Rennecke (amylaar@cygnus.com)
5811 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
5812 * h8300.c (initial_offset): Handle offset between RP and FP.
5813 (h8300_return_addr_rtx): New function.
5814 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
5816 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
5817 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5818 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
5819 (CAN_ELIMINATE, REGISTER_NAMES):
5820 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
5822 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
5824 Remove TYPE_NONCOPIED_PARTS.
5825 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
5826 (struct tree_type): Remove noncopied_parts.
5827 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
5828 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
5829 (fixed_type_p): Remove.
5830 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
5831 (expand_expr, MODIFY_EXPR): Likewise.
5832 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
5833 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
5835 2001-09-06 Alan Modra <amodra@bigpond.net.au>
5837 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
5839 (mask64_operand): Likewise.
5840 (includes_rldic_lshift_p): Likewise.
5841 (includes_rldicr_lshift_p): Likewise.
5843 2001-09-05 Ziemowit Laski <zlaski@apple.com>
5845 * objc/objc-act.c (build_message_expr): If a class method cannot
5846 be found, do not issue a warning if a corresponding instance
5847 method exists in the root class.
5849 2001-09-05 Richard Henderson <rth@redhat.com>
5851 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
5853 2001-09-05 Zack Weinberg <zack@codesourcery.com>
5855 * function.c (ggc_mark_struct_function): Mark f->outer.
5856 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
5857 * integrate.c (output_inline_function): ... not here.
5859 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5861 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
5863 * i386.c (size_cost): New static variable.
5864 (override_function): Use size_cost when -Os is specified.
5866 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
5867 properly; Use current_function_calls_eh_return.
5868 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
5869 use leave to avoid dependency chain.
5871 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
5872 get BB loop_depth instead of computing it from LOOP notes.
5874 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
5876 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5878 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5879 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5880 UNALIGNED_DOUBLE_INT_ASM_OP): Define
5882 2001-09-05 Jeffrey A Law (law@cygnus.com)
5883 Jason Merrill (jason@redhat.com)
5885 * stor-layout.c (layout_type): Complain if an array's size can
5886 not be represented in a size_t.
5888 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
5890 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
5892 * gcc.c: (process_command) Add parentheses around assignment
5893 used as truth value.
5895 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5897 * config/mips/mips.c (save_restore_insns): Don't mark any register
5898 save slots as unchanging if current_function_calls_eh_return.
5900 2001-09-05 Richard Henderson <rth@redhat.com>
5902 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
5903 * config/alpha/alpha-protos.h: Declare it.
5904 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
5905 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
5906 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
5907 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
5908 (REG_OK_FOR_BASE_P): Select one of the above.
5910 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5912 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
5913 (crti.o): Prefix name of object file with $(T).
5916 2001-09-05 David S. Miller <davem@redhat.com>
5918 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5919 * config/sparc/linux64.h: Likewise.
5921 2001-09-05 Andreas Jaeger <aj@suse.de>
5923 * doc/invoke.texi (i386 Options): -mwide-multiply is not
5924 available anymore, remove the documentation.
5925 (i386 Options): Fix typo, cleanup index entries.
5927 * prefix.c (concat): Remove, we can use the version from liberty.
5929 2001-09-05 Richard Henderson <rth@redhat.com>
5931 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
5932 New functions split out of md file expanders.
5933 * config/alpha/alpha-protos.h: Declare them.
5934 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
5936 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
5938 * cppmacro.c (funlike_invocation_p): No need to restore context.
5940 2001-09-04 Richard Henderson <rth@redhat.com>
5942 * reload.c (push_reload): Export.
5943 * reload.h (push_reload): Declare it.
5945 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
5946 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5947 * config/alpha/alpha.c (alpha_legitimize_address): New.
5948 (alpha_legitimize_reload_address): Likewise.
5949 * config/alpha/alpha-protos.h: Declare them.
5951 2001-09-04 Stan Shebs <shebs@apple.com>
5953 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
5954 * config/darwin.c (machopic_stub_name): Account for internally
5955 generated lib calls such as memcpy.
5957 2001-09-04 Richard Henderson <rth@redhat.com>
5959 * unwind.h (_UA_END_OF_STACK): New flag.
5960 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
5962 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5964 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
5966 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
5968 * config/mips/mips.c (save_restore_insns): Change base_offset to
5969 fp_offset in second call to mips_emit_frame_related_store.
5971 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
5973 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
5974 sometimes be represented as a NOTE of type
5975 NOTE_INSN_DELETED_LABEL.
5976 (Insns): Document NOTE_INSN_DELETED_LABEL.
5978 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
5980 * c-common.h (tree_dump_index): Add more comments.
5981 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
5982 (dump_option_value_info): New struct.
5983 (dump_options): New array.
5984 (dump_switch_p): Parse switch options symbolically.
5985 * doc/invoke.texi (-fdump-ast): Rename to ...
5986 (-fdump-tree): ... here. Document that options are symbolic, and
5987 not all are applicable.
5989 2001-09-04 David S. Miller <davem@redhat.com>
5991 * config/sparc/sparc.md (define_splits): Kill constraints.
5993 Cleanup redundant and unused insn attributes.
5994 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
5995 binary, and move. Mark ialu as default.
5996 (commented out define_function_unit "alu"): Kill.
5997 (define_attr "use_clobbered"): Kill.
5998 (whole file): Kill address insn type references. Replace
5999 all unary/binary/move references with ialu.
6000 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
6001 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
6004 Simplify length insn attribute and make more judicious use
6005 of insn attribute defaulting.
6006 * config/sparc/sparc.md (all insns with length > one): Mark as
6007 insn type multi if real instructions, else use default if
6008 it is a forced splitter.
6009 (all insns with length == one): Use default insn length.
6010 (all insns of type ialu): Use default insn type.
6012 Fix erroneous insn attribute settings.
6013 (addx): Set insn type to misc.
6014 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
6015 const_umulsidi3_sp64): Set insn type to imul.
6017 Track SFmode vs DFmode insns according to UltraSPARC
6019 * config/sparc/sparc.md ("fptype"): New attribute, default
6021 (all DFmode single insns): Mark as fptype "double".
6023 2001-09-03 Jakub Jelinek <jakub@redhat.com>
6025 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
6027 2001-09-03 Richard Henderson <rth@redhat.com>
6029 * function.h (struct function): Add arg_pointer_save_area_init.
6030 * function.c (expand_function_end): Init arg_pointer_save_area.
6031 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
6032 when called from a nested function.
6034 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
6036 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
6039 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6041 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
6043 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
6045 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
6046 (emit_push_insn): Use specified padding direction when
6047 STACK_PUSH_CODE is POST_INC.
6049 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
6051 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6053 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
6055 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
6057 * cppinit.c (cpp_start_read): Free the imacros list as we
6058 traverse it. Don't free the chains before returning.
6059 (_cpp_push_next_buffer): Only try pushing buffers if we've
6060 completed -imacros handling.
6062 2001-08-31 Eric Christopher <echristo@redhat.com>
6064 * gcc.c (handle_braces): Add explaination for abort.
6066 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
6068 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
6069 move adjustment of bitpos instead.
6071 2001-08-31 Zack Weinberg <zack@codesourcery.com>
6073 * function.c: Remove all_functions. Make outer_function_chain
6075 (init_function_start): Don't add new function structure to
6077 (find_function_data, push_function_context_to,
6078 pop_function_context_from, put_var_into_stack,
6079 trampoline_address): Update for changed structure element names.
6080 (push_function_context_to): Disentangle.
6081 (free_after_compilation): Also free F.
6082 (expand_dummy_function_end): Don't free cfun here.
6083 (put_var_into_stack): Comment why we can't use find_function_data here.
6084 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
6085 (mark_function_chain): Split into maybe_mark_struct_function and
6086 ggc_mark_struct_function. Export the latter.
6087 (init_function_once): Mark from cfun and outer_function_chain;
6090 * function.h (struct function): Kill next_global. Rename next
6091 to outer. All users updated to match.
6092 (all_functions, outer_function_chain): Don't declare.
6094 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
6095 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
6096 don't touch f->inlinable, after calling rest_of_compilation.
6098 * tree.h: Forward-declare struct function. Prototype
6099 ggc_mark_struct_function.
6101 2001-08-31 Kazu Hirata <kazu@hxi.com>
6103 * config/h8300/h8300.md (*andorhi3): Fix typos.
6105 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6107 * calls.c (emit_library_call_value): Don't use a fixed
6108 argument after VA_CLOSE, i.e. out of scope in traditional C.
6110 * emit-rtl.c (gen_rtvec): Likewise.
6112 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6114 * Makefile.in (c-pragma.o): Depend on output.h.
6115 (reorg.o): Depend on except.h.
6117 * c-pragma.c: Include output.h.
6119 * reorg.c: Include except.h.
6121 * unwind-dw2.c: Call __builtin_alloca, not alloca.
6123 2001-08-31 Richard Henderson <rth@redhat.com>
6125 * sched-deps.c (add_dependence): Don't elide dependency if the
6126 conditional used by insn is modified in elem.
6128 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
6130 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
6132 2001-08-31 Diego Novillo <dnovillo@redhat.com>
6134 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
6137 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6139 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
6141 (stormy16_asm_out_constructor): New function.
6142 (TARGET_ASM_CONSTRUCTOR): Define.
6143 (TARGET_ASM_DESTRUCTOR): Define.
6145 2001-08-31 Andreas Jaeger <aj@suse.de>
6147 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
6148 * loop.c (add_label_notes): Likewise.
6149 * reload.c (find_reloads): Likewise.
6150 * config/sh/sh.c (machine_dependent_reorg): Likewise.
6152 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
6154 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
6155 code here. Take _Unwind_{W,Sw}ord*.
6156 (read_encoded_value_with_base): Use them.
6157 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
6159 (extract_cie_info): Simplify read_?leb128 handling.
6160 (execute_stack_op, execute_cfa_program): Likewise.
6161 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
6163 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6165 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
6166 the frame pointer to pop the stack if convenient.
6168 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
6169 Don't use post-increment before combine.
6170 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
6171 a call-saved register.
6173 2001-08-31 Andreas Jaeger <aj@suse.de>
6175 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
6178 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
6180 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
6181 not DIV/MOD, of course.
6183 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
6185 * rtl.def: Undo my patch commited 2001-08-27.
6187 * genattrtab.c: Ditto.
6191 * sched-int.h: Ditto.
6193 * target-def.h: Ditto.
6197 * haifa-sched.c: Ditto.
6199 * sched-rgn.c: Ditto.
6201 * sched-vis.c: Ditto.
6203 * Makefile.in: Ditto.
6205 * doc/md.texi: Ditto.
6207 * doc/tm.texi: Ditto.
6209 * doc/contrib.texi: Ditto.
6211 * doc/gcc.texi: Ditto.
6213 * genattrtab.h: Remove it.
6215 * genautomata.c: Remove it.
6217 * genattr.c: Undo my patch and Richard Henderson's patch commited
6220 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
6222 * config.gcc (h8300-*-elf*): New case.
6223 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
6224 (SUBTARGET_CPP_SPEC): Define.
6225 (EXTRA_SPECS): Define.
6226 (SUBTARGET_EXTRA_SPECS): Define.
6227 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
6228 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
6230 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
6232 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
6233 (LIB2FUNCS_EXTRA): Define.
6234 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
6235 config/h8300/fixunssfsi.c: New file.
6237 2001-08-30 Kazu Hirata <kazu@hxi.com>
6239 * config/h8300/h8300.md (zero_extendqihi2): Changes to
6240 define_expand to accommodate target-specific attributes.
6241 (anonymous zero_extendqihi2 patterns): New.
6243 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
6245 * h8300.md (*andorhi3): New pattern.
6247 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
6249 * h8300.c (dosize): Fix test for "sub".
6251 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
6253 * c-typeck.c (pointer_diff): Try to eliminate common term before
6256 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
6258 * config/arm/arm.c (arm_compute_initial_elimination_offset):
6259 Account for the saves of the FP registers.
6261 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
6262 (TEXT_SECTION_ASM_OP): Define.
6263 (INIT_SECTION_ASM_OP): Define.
6264 (FINI_SECTION_ASM_OP): Define.
6265 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
6266 (RDATA_SECTION_FUNCITON): Provide prototype.
6268 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
6270 * reload1.c (move2add_note_store): Correct typo checking for
6273 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
6275 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
6276 note should not be considered outside the libcall block.
6278 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6280 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
6282 2001-08-29 Kazu Hirata <kazu@hxi.com>
6284 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
6286 2001-08-29 Kazu Hirata <kazu@hxi.com>
6288 * config/h8300/h8300-protos.h: Add a prototype for
6290 * config/h8300/h8300.c (emit_logical_op): New.
6291 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
6298 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
6300 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
6301 comparison with rtx INTVAL.
6302 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
6304 * pa.h (FUNCTION_ARG_SIZE): Likewise.
6306 2001-08-29 Kazu Hirata <kazu@hxi.com>
6308 * config/h8300/lib1funcs.asm: Update the copyright. Fix
6311 2001-08-29 Kazu Hirata <kazu@hxi.com>
6313 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
6314 (reg n) to (mem (pre_dec (reg n))
6315 (anonymous movsi pattern): Likewise.
6317 2001-08-29 Kazu Hirata <kazu@hxi.com>
6319 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
6321 2001-08-29 Kazu Hirata <kazu@hxi.com>
6323 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
6324 several special constants.
6326 2001-08-29 Kazu Hirata <kazu@hxi.com>
6328 * config/h8300/lib1funcs.asm: Fix comment typos.
6330 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6332 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
6333 Fix format specifier warnings.
6335 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
6336 inet_makeaddr, semctl): Prototype.
6338 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
6339 (save_restore_insns): Use base_offset, not gp_offset.
6341 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6342 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6344 2001-08-29 Richard Henderson <rth@redhat.com>
6346 * bb-reorder.c (function_tail_eff_head): New.
6347 (record_effective_endpoints): Set it.
6348 (fixup_reorder_chain): Use it.
6350 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6352 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6354 2001-08-28 Dale Johannesen <dalej@apple.com>
6356 * config/darwin.c (machopic_function_base_name): Add const
6357 qualifier to a string.
6358 (darwin_encode_section_info): Ditto.
6360 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6362 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6363 function definition.
6365 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6367 * df.h (struct df): Add rts_order variable.
6369 * df.c (df_visit_next_rts): New function.
6370 (df_visit_next): Renamed to df_visit_next_rc
6371 (df_analyse_1): Allocate/compute/free rts_order as well.
6372 (df_rd_global_compute): Use df_visit_next_rc instead of
6374 (df_ru_global_compute): Use df_visit_next_rts instead of
6377 * flow.c (flow_reverse_top_sort_order_compute): New function.
6379 * basic-block.h: Add prototype.
6381 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6383 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6384 blocks, the BB_REACHABLE is now set, rather than aux being
6385 non-NULL. Update the test to reflect this.
6387 2001-08-28 Eric Christopher <echristo@redhat.com>
6389 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6390 config/mips/crti.asm: Ditto.
6392 2001-08-28 Eric Christopher <echristo@redhat.com>
6393 Richard Henderson <rth@redhat.com>
6395 * c-pragma.h (add_weak): Move prototype from here...
6396 * output.h (add_weak): ... to here.
6397 * varasm.c (add_weak): Fix typo.
6398 * config/mips/crti.asm: New file.
6399 * config/mips/crtn.asm: Ditto.
6400 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6401 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6402 (INVOKE__main): Ditto.
6403 (INIT_SECTION_ASM_OP): New.
6404 (FINI_SECTION_ASM_OP): Ditto.
6405 (STARTFILE_SPEC): Add crti.
6406 (ENDFILE_SPEC): Add crtn.
6407 * config/mips/elf64.h: Same.
6408 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6410 * config/mips/vxworks.h: Ditto.
6411 * config/mips/t-elf: Support crti and crtn.
6413 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6415 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6418 2001-08-28 Richard Henderson <rth@redhat.com>
6420 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6421 (one_cmplbi2 splitter): Remove redundant test.
6423 2001-08-28 Dale Johannesen <dalej@apple.com>
6425 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6427 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6429 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6431 2001-08-28 Stan Shebs <shebs@apple.com>
6433 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6434 (UNALIGNED_SHORT_ASM_OP): Define.
6435 (UNALIGNED_INT_ASM_OP): Define.
6437 2001-08-28 Will Cohen <wcohen@redhat.com>
6439 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6440 generation for first set.
6442 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6444 * flow.c (redirect_edge_succ_nodup): Return new edge.
6445 (try_simplify_condjump): Use new edge.
6446 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6448 * cse.c (cse_basic_block): Skip note instructions.
6450 2001-08-27 Richard Henderson <rth@redhat.com>
6452 * combine.c (combine_simplify_rtx): Don't reverse condition
6453 if there is no reverse for the condition.
6454 (simplify_comparison): Don't simplify subregs from INT to FP.
6456 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6457 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6458 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6459 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6460 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6461 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6463 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6465 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6466 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6468 (adddi_dilshr32, adddi_dishl32): Only data register can be
6469 source for mem destination.
6471 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6472 and use bitnum to decide about register move.
6474 2001-08-27 Richard Henderson <rth@redhat.com>
6476 * genattr.c (main): Emit state_t even when not doing scheduling.
6478 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6479 Richard Henderson <rth@redhat.com>
6481 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6482 (reg_avail_info, current_bb): ... these.
6483 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6484 (compute_hash_table): Likewise.
6486 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6488 * flow.c (verify_flow_info): Use checksums to verify edges.
6490 2001-08-27 Richard Henderson <rth@redhat.com>
6492 * genautomata.c (expand_automata): Always create a description.
6494 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6496 * optabs.c (expand_binop): Correctly handle the carry in multiword
6497 add/subtract operations.
6499 2001-08-27 Fred Fish <fnf@be.com>
6501 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6504 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6506 * reload.c (find_reloads_toplev): Back out this change:
6508 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6510 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6511 mem if the address is a mode_dependent_address_p.
6513 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6515 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6516 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6517 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6520 * genattr.c (main): New variable num_insn_reservations. Increase
6521 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6522 pipeline hazard recognizer interface.
6524 * genattrtab.h: New file.
6526 * genattrtab.c: Include genattrtab.h.
6527 (attr_printf, check_attr_test, make_internal_attr,
6528 make_numeric_value): Move protypes into genattrtab.h. Define them
6530 (num_dfa_decls): New global variable.
6531 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6532 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6533 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6534 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6536 * genautomata.c: New file.
6538 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6540 * sched-int.h: (curr_state): Add the external definition for
6541 automaton pipeline interface.
6542 (haifa_insn_data): Add comments for members blockage and units.
6544 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6545 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6546 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6547 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6548 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6549 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6550 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6552 (TARGET_SCHED): Use the new macros.
6554 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6555 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6556 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6557 dfa_bubble): New members in gcc_target.sched.
6559 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6560 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6561 (insn_queue): Redefine it as pointer to array.
6562 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6564 (max_insn_queue_index_macro_value): New variable.
6565 (curr_state, dfa_state_size, ready_try): New varaibles for
6566 automaton interface.
6567 (ready_element, ready_remove, max_issue): New function prototypes
6568 for automaton interface.
6569 (choose_ready): New function prototype.
6570 (insn_unit, blockage_range): Add comments.
6571 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6572 FUNCTION_UNITS_SIZE == 0.
6573 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6574 actual_hazard, potential_hazard): Add comments.
6575 (insn_cost): Use cost -1 as undefined value. Remove
6576 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6578 (ready_element, ready_remove): New functions for automaton
6580 (schedule_insn): Add new code for automaton pipeline interface.
6581 (queue_to_ready): Add new code for automaton pipeline interface.
6582 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6583 (debug_ready_list): Print newline when the queue is empty.
6584 (max_issue): New function for automaton pipeline interface.
6585 (choose_ready): New function.
6586 (schedule_block): Add new code for automaton pipeline interface.
6587 Print ready list before scheduling each insn.
6588 (sched_init): Add new code for automaton pipeline interface.
6589 Initiate insn cost by -1.
6590 (sched_finish): Free the current automaton state and finalize
6591 automaton pipeline interface.
6593 * sched-rgn.c: Include target.h.
6594 (init_ready_list, new_ready, debug_dependencies): Add new code for
6595 automaton pipeline interface.
6597 * sched-vis.c: Include target.h.
6598 (get_visual_tbl_length): Add code for automaton interface.
6599 (target_units, print_block_visualization): Add comments.
6601 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6602 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6603 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6604 (getruntime.o, genautomata.o): New entries.
6605 (genattrtab.o): Add new dependency file genattrtab.h.
6606 (genattrtab): Add new dependencies. Link it with `libm.a'.
6607 (getruntime.o, hashtab.o): New entries for canadian cross.
6609 * doc/md.texi: Description of automaton based model.
6611 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6613 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6614 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6615 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6616 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6617 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6618 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6619 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6621 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6622 MAX_DFA_ISSUE_RATE): New macro descriptions.
6624 * doc/contrib.texi: Add dfa based scheduler contribution.
6626 * doc/gcc.texi: Add more information about genattrtab.
6628 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6630 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6633 2001-08-27 Richard Henderson <rth@redhat.com>
6635 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6636 (get_arg_pointer_save_area): New. Create an init it here.
6637 (fix_lexical_addr): Use it.
6638 * function.h: Declare it.
6639 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6640 * stmt.c (expand_nl_goto_receiver): Use it.
6642 2001-08-27 Richard Henderson <rth@redhat.com>
6644 * final.c (final_scan_insn): Don't enter APP_ON mode for
6647 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6648 alignment for assemble_integer for DW_EH_PE_aligned.
6649 * except.c (output_function_exception_table): Likewise.
6651 2001-08-26 Andreas Jaeger <aj@suse.de>
6653 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6655 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6657 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6659 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6661 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6663 (mask64_operand): Likewise.
6664 (rldic_operand): Delete.
6665 (includes_lshift64_p): Delete.
6666 (includes_rldic_lshift_p): New function.
6667 (includes_rldicr_lshift_p): New function.
6668 (print_operand): Don't call rldic_operand in case 'W'.
6669 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6670 (includes_lshift64_p): Remove.
6671 (includes_rldic_lshift_p): Declare.
6672 (includes_rldicr_lshift_p): Declare.
6673 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6674 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6675 Replace match_operand rldic_operand predicate with
6676 const_int_operand. Replace includes_lshift64_p condition with
6677 includes_rldic_lshift_p.
6678 <ashldi3_internal 64 bit rldicr patterns>: New.
6680 2001-08-27 Andreas Jaeger <aj@suse.de>
6682 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6683 * errors.c: Likewise.
6684 * final.c: Likewise.
6685 * dwarf2asm.c: Likewise.
6686 * doprint.c (checkit): Likewise.
6687 * diagnostic.c: Likewise.
6688 * collect2.c: Likewise.
6689 * calls.c: Likewise.
6690 * c-semantics.c (build_stmt): Likewise.
6691 * c-format.c (status_warning): Likewise.
6692 * c-errors.c (pedwarn_c99): Likewise.
6693 * builtins.c (validate_arglist): Likewise.
6694 * config/pj/pj.c (pj_printf): Likewise.
6695 * fix-header.c: Likewise.
6697 * gcov.c (fnotice): Likewise.
6698 * gensupport.c (message_with_line): Likewise.
6699 * mips-tfile.c: Likewise.
6700 * protoize.c (notice): Likewise.
6701 * read-rtl.c (fatal_with_file_and_line): Likewise.
6702 * rtl-error.c: Likewise.
6703 * tradcpp.c: Likewise.
6705 * cp/tree.c (build_min_nt): Likewise.
6706 (build_min): Likewise.
6707 * cp/lex.c: Likewise.
6708 * cp/errfn.c: Likewise.
6709 * cp/rtti.c (create_pseudo_type_info): Likewise.
6711 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6713 * df.c (df_uses_record): Return after recording all uses
6716 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6718 * df.c (df_insn_modify): Realloc the INSN table here, if
6719 necessary, here, too.
6721 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6723 * config/mips/mips.c (mips_function_value): Handle complex return
6726 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6728 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6730 * reload.c (make_memloc): Copy result if it is still
6731 reg_equiv_memory_loc[regno] on return.
6732 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6733 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6734 reg_equiv_mem are modified by the substitutions.
6736 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6738 * predict.c (expensive_function_p): New.
6739 * rtl.h (expensive_function_p): Declare.
6740 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6741 (use_fast_prologue_epilogue): New static variable.
6742 (expand_prologue): Set it; emit short prologues if unset.
6743 (expand_epilogue): Likewise.
6745 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6747 * config.gcc: Add stormy16-*-elf case.
6748 * config/stormy16/stormy-abi: New file.
6749 * config/stormy16/stormy16-lib2.c: New file.
6750 * config/stormy16/stormy16-protos.h: New file.
6751 * config/stormy16/stormy16.c: New file.
6752 * config/stormy16/stormy16.h: New file.
6753 * config/stormy16/stormy16.md: New file.
6754 * config/stormy16/t-stormy16: New file.
6756 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6758 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6760 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6762 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6763 descriptor members are pointer size, not constant 4.
6764 * config/rs6000/rs6000.md (define_splits): Remove more unused
6767 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6769 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6771 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6773 * cp/rtti.c (VPARAMS): Fix parameter.
6775 2001-08-24 Zack Weinberg <zackw@panix.com>
6777 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
6779 (mode_for_extraction): No need for #ifdefs. Add default-case abort
6781 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
6782 in if controlling use of insv.
6783 (extract_bit_field): Likewise, for extv and extzv.
6785 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
6787 * i386.md (movcc peep2): Fix load of 0.
6789 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6791 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
6792 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
6794 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
6796 * c-pragma.h: Move weak_syms and weak_decls...
6797 * varasm.c: ...here. Now static.
6798 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
6799 depend on HANDLE_PRAGMA_WEAK.
6801 * c-common.c (c_alignof, c_alignof_expr): Move here...
6802 * c-typeck.c: ...from here.
6803 * c-tree.h, c-common.h: Adjust.
6805 2001-08-23 Bernd Schmidt <bernds@redhat.com>
6807 * config/ia64/ia64.c (rws_update): If !pred, set write_count
6808 instead of incrementing it.
6810 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
6811 asm ready, don't try to move them all into the same array element.
6813 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6815 * function.c (thread_prologue_and_epilogue_insns): Avoid
6816 fallthru flag on edge to exit.
6818 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
6820 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
6823 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6825 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
6826 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
6827 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
6830 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6832 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
6833 replace "GNU CC" with "GCC".
6835 2001-08-23 Richard Henderson <rth@redhat.com>
6837 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
6838 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
6839 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
6840 Need GR between FR and not GR_AND_FR.
6841 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
6842 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
6843 AR regs before GR regs.
6844 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6845 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
6846 (REGISTER_MOVE_COST): Update.
6847 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
6849 2001-08-23 Richard Henderson <rth@redhat.com>
6851 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
6854 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6856 * reload1.c (emit_reload_insns): Don't look for notes
6857 on a NULL store_insn.
6859 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6861 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
6862 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
6863 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
6864 format specifier warnings.
6865 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
6867 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
6869 * config/i386/i386-protos.h: Correct declaration of
6870 i386_pe_asm_named_section.
6872 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
6874 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
6876 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6878 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6880 * cpperror.c (print_location): Don't show _Pragma.
6881 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
6882 and file change callback generation here.
6883 (stack_include_file): Update use of cpp_push_buffer.
6884 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
6885 (struct cpp_buffer): Remove type, pfile members.
6886 * cppinit.c (cpp_handle_option): Use free_chain.
6887 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
6888 (skip_escaped_newlines, get_effective_char, lex_percent): Take
6889 a cpp_reader rather than a cpp_buffer.
6890 (skip_escaped_newlines, get_effective_char, skip_block_comment,
6891 skip_line_comment, parse_string, lex_percent, lex_dot,
6892 _cpp_lex_token): Update accordingly.
6893 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
6895 (cpp_push_buffer): Update prototype.
6896 (run_directive): Update use of cpp_push_buffer.
6897 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
6898 handle_assertion): Update use of run_directive.
6899 * cpplib.h (enum cpp_buffer_type): Remove.
6900 (cpp_push_buffer): Update prototype.
6901 * fix-header.c (read_scan_file): Update.
6903 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6905 * gcc.c (struct prefix_list): Change prefix to const char *.
6907 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6909 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
6911 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
6913 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
6916 * jump.c (squeeze_notes): Take parms by reference. Handle END being
6919 * ifcvt.c (dead_or_predicable): Adjust.
6920 * loop.c (find_and_verify_loops): Adjust.
6921 * stmt.c (expand_end_case): Adjust.
6922 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
6923 head and end insn pointers in the basic block, not just local copies.
6924 (merge_blocks_move_predecessor_nojumps): Likewise.
6926 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
6928 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
6929 bitmap.h, builtin-types.def, builtins.c, builtins.def,
6930 c-aux-info.c, c-common.c, c-common.def, c-common.h,
6931 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
6932 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
6933 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
6934 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
6935 conditions.h, config.gcc, configure.frag, configure.in,
6936 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
6937 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
6938 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
6939 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
6940 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
6941 emit-rtl.c, errors.c, errors.h, except.c, except.h,
6942 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
6943 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
6944 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
6945 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
6946 gencheck.c, gencodes.c, genconfig.c, genemit.c,
6947 genextract.c, genflags.c, gengenrtl.c, genmultilib,
6948 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
6949 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
6950 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
6951 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
6952 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
6953 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
6954 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
6955 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
6956 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
6957 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
6958 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
6959 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
6960 params.h, predict.c, predict.def, predict.h, prefix.c,
6961 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
6962 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
6963 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
6964 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
6965 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
6966 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
6967 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
6968 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
6969 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
6970 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
6971 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
6972 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
6973 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
6974 xcoffout.h: replace "GNU CC" with "GCC".
6976 2001-08-21 Richard Henderson <rth@redhat.com>
6978 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
6979 (final_scan_insn): Consider jump tables data even if we have no
6980 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
6982 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
6983 (ASM_OUTPUT_CASE_END): Remove.
6984 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
6985 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
6986 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6988 2001-08-21 Richard Henderson <rth@redhat.com>
6990 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
6991 at barrier insns. Emit stop bits before barriers.
6993 * flow.c (flow_find_cross_jump): Don't consider unconditional
6994 return insns for commoning.
6996 * final.c (compute_alignments): Fix typo.
6998 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
6999 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
7000 (store_bit_field): Use mode_for_extraction more places.
7001 (extract_bit_field): Likewise.
7003 2001-08-21 Zack Weinberg <zackw@panix.com>
7005 * caller-save.c: Don't include insn-codes.h.
7006 (reg_save_code, reg_restore_code): Make arrays of int.
7007 All uses updated to match.
7008 (insert_save, insert_restore): No need to initialize "code"
7009 variable upon declaration.
7010 * Makefile.in: update dependencies; fix typo in clean rule.
7012 2001-08-21 Richard Henderson <rth@redhat.com>
7014 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
7015 (merge_if_block): Handle fallout from same.
7017 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7019 * builtins.c (type_to_class): Fix typo in last change.
7021 2001-08-21 Richard Henderson <rth@redhat.com>
7023 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
7024 ia64_asm_output_label.
7026 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
7027 copy of gp while the real gp register contains garbage.
7029 2001-08-21 Zack Weinberg <zackw@panix.com>
7031 * expmed.c (mode_for_extraction): New function.
7032 (store_bit_field, extract_bit_field): Use it.
7033 * expr.h: Prototype it and provide an enum for its first argument.
7035 * combine.c, function.c, recog.c: Don't include insn-codes.h.
7036 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
7037 and digging through the insn_data tables.
7038 * Makefile.in: Update dependencies.
7040 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7042 * cppfiles.c (stack_include_file): line-map.c now handles include
7044 (handle_missing_handler): Similarly.
7045 (_cpp_execute_include): Similarly.
7046 (_cpp_pop_file_buffer): Similarly.
7047 * cpphash.h (struct cpp_reader): Remove system_include_depth,
7048 buffer_stack_depth and include_depth.
7049 * cpplib.c (do_include_common): line-map.c now handles include depth.
7050 (cpp_push_buffer): Similarly.
7051 (_cpp_pop_buffer): Similarly.
7052 * cppmacro.c (builtin_macro): Update.
7053 * line-map.c (init_line_maps): Set depth.
7054 (add_line_map): Increment "used" earlier. Update and use the
7056 (trace_include): Use the include depth.
7057 * line-map.h (struct line_maps): New member depth.
7059 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7061 * cppfiles.c (stack_include_file): Don't handle -H here.
7062 * cppinit.c (cpp_start_read): Set include tracing after
7063 cpp_post_options and after stacking the main file.
7064 * line-map.c (trace_include): New.
7065 (init_line_maps, add_line_map): Update.
7066 * line-map.h (struct line_maps): New member trace_includes.
7068 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7070 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
7071 * cppfiles.c (stack_include_file): Only stack a file if there
7072 is something to do. Return a boolean indicating whether a
7073 buffer was stacked or not.
7074 (_cpp_execute_include): Similarly.
7075 (_cpp_read_file): Similarly.
7076 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
7078 2001-08-21 Sam Steingold <sds@gnu.org>
7080 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
7081 (RECACHE): keep obufp_before_macroname up to date
7083 2001-08-21 Zack Weinberg <zackw@panix.com>
7085 * stmt.c: Don't include insn-codes.h.
7086 (expand_end_case): Machine specific logic moved to expr.c.
7087 No need to worry about __builtin_classify_type.
7088 (check_for_full_enumeration_handling, emit_case_nodes):
7091 * builtins.o (expand_builtin_classify_type): Split up so code
7092 can be shared with fold_builtin_classify_type.
7093 (type_to_class, fold_builtin_classify_type): New functions.
7094 (fold_builtins): Handle __builtin_classify_type.
7096 * expr.c (do_tablejump): Now static.
7097 (case_values_threshold, try_casesi, try_tablejump): New;
7098 code mostly from stmt.c (expand_end_case).
7099 (expr.h): Update prototypes.
7101 * Makefile.in (stmt.o): Update dependencies.
7103 2001-08-21 Will Cohen <wcohen@redhat.com>
7105 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
7106 declaration of variable i.
7107 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
7108 declaration of variable i.
7110 2001-08-21 Richard Henderson <rth@redhat.com>
7112 * crtstuff.c: Fix thinko last change. Move list tails to start
7113 of CRT_END section. Tidy ifdefs.
7114 (__EH_FRAME_BEGIN__): Always static for ELF.
7115 (__do_global_ctors_1): Rename from __frame_dummy.
7116 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
7117 name change; don't hide __EH_FRAME_BEGIN__.
7119 2001-08-21 Richard Henderson <rth@redhat.com>
7121 * gdbinit.in: Move break on exit after break on fancy_abort.
7123 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
7126 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7128 * cpphash.h (_cpp_push_next_buffer): New.
7129 * cppinit.c (do_includes): Remove.
7130 (push_include, free_chain, _cpp_push_next_buffer): New.
7131 (cpp_start_read): Use them to rework command line option handling.
7132 (cpp_handle_option): Combine handling of -include and -imacros.
7133 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
7134 appropriate. Always insert missing \n at EOF.
7135 * cpplib.c (start_directive): Get the directive position right.
7136 * cppmain.c (cb_file_change): Always print the first line, unless
7139 2001-08-20 Andreas Jaeger <aj@suse.de>
7141 * profile.c (compute_branch_probabilities): Remove extra new-line
7143 * flow.c (verify_flow_info): Likewise.
7145 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7147 * basic-block.h (basic_block): Add new field 'flags'.
7148 (BB_REACHABLE): Define.
7149 (expunge_block): Declare.
7150 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
7151 (EXIT_BLOCK_PTR): Ditto.
7152 (expunge_block): Remove static declaration.
7153 (cleanup_cfg): Clear bb->aux on every basic block.
7154 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
7155 computing reachability.
7156 (delete_unreachable_blocks): Delete block b if b->flags has
7159 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7161 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
7163 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7165 * sparc.c (sparc_variable_issue): Fix typo in last change.
7167 2001-08-20 Richard Henderson <rth@redhat.com>
7169 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
7171 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
7173 * pa.h (RETURN_IN_MEMORY): Improve comment.
7175 2001-08-20 Janis Johnson <janis187@us.ibm.com>
7177 * doc/invoke.texi (Profiling options): Clarify the interactions
7178 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
7180 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
7182 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
7185 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7187 * gcc.c (make_relative_prefix): Allocate a sufficiently large
7190 2001-08-20 Richard Henderson <rth@redhat.com>
7192 * final.c (end_final): Fix typo last change.
7194 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
7196 * cppinit.c (init_standard_includes): The returned buffer
7197 is already malloc-ed.
7198 * gcc.c (add_prefix): Similarly.
7199 * prefix.c (translate_name): Update to support clear buffer
7201 (update_path): Similarly. Be sure to free any newly allocated
7202 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
7204 * prefix.h (update_path): Update prototype and document.
7205 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
7206 up and update to new buffer ownership rules.
7207 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
7209 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7211 * final.c (compute_alignments): New function.
7212 (init_insn_lengths): Do not care label_align.
7213 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
7214 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
7215 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
7216 (shorted_branches): Realloc label_align array; do
7217 not call init_insn_lengths; Do not care about loop alignments.
7218 * output.h (compute_alignments): Declare.
7219 * toplev.c (rest_of_compilation): Call compute_alignments.
7220 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
7222 * predict.c (block_info_def): Add npredecesors, remove nvisited;
7223 change visited to tovisit.
7224 (propagate_freq): Use faster traversing algorithm.
7225 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
7226 to tovisit; reverse meaning.
7228 * predict.c (struct block_info_def): Remove nvisited.
7229 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7230 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7232 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
7234 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
7235 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
7236 (TARGET_FUSED_MADD): New.
7237 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
7238 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
7239 the multiply-add instructions.
7241 2001-08-19 Richard Henderson <rth@redhat.com>
7243 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
7244 is aligned to pointer size.
7246 2001-08-19 Richard Henderson <rth@redhat.com>
7248 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
7249 display markers during final schedule.
7251 2001-08-19 Richard Henderson <rth@redhat.com>
7253 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
7255 2001-08-19 Richard Henderson <rth@redhat.com>
7257 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
7259 (ASM_NAME_TO_STRING): Remove.
7260 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
7261 in the same string. Remove support for expressions.
7263 2001-08-19 Richard Henderson <rth@redhat.com>
7265 * config/i386/i386.md (tablejump): Make an expander; handle
7266 pic relative addressing here.
7267 (tablejump_1): Rename from tablejump_pic.
7270 2001-08-19 Richard Henderson <rth@redhat.com>
7272 * regclass.c (fix_register): Fix typo.
7274 2001-08-18 Richard Henderson <rth@redhat.com>
7276 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
7277 (struct _Unwind_Context): Expand br_loc to hold it.
7278 (uw_frame_state_for): Handle leaf functions better.
7279 (uw_update_reg_address): Update for br_loc change.
7281 2001-08-18 Richard Henderson <rth@redhat.com>
7283 * crtstuff.c: Move list heads before code that uses them.
7284 (__JCR_LIST__): Remove initial null.
7285 (frame_dummy, __frame_dummy): Do java registration here ...
7286 (__do_global_ctors_aux): ... not here.
7288 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
7289 (__do_global_dtors_aux): Update to match.
7290 (__JCR_LIST__, __do_jv_register_classes): New.
7292 * config/ia64/crtend.asm (__JCR_END__): New.
7293 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
7294 instead of an indirect LTOFF22 reloc.
7296 2001-08-18 Richard Henderson <rth@redhat.com>
7298 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
7299 * regclass.c (init_reg_sets_1): Fix typo.
7300 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
7301 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
7302 (ia64_compute_frame_size): Make ar.unat live when in use.
7303 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
7304 for ar.pfs; remove ar.unat handling.
7305 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
7307 (PREDICATE_CODES): Add ar_pfs_reg_operand.
7308 * config/ia64/ia64-protos.h: Update decls.
7309 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
7310 (sibcall_pic): Likewise.
7312 2001-08-18 Richard Henderson <rth@redhat.com>
7314 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
7315 pred_rel_mutex when searching for insn_group_barrier.
7316 * config/ia64/ia64.md (cycle_display): Combine the expander
7319 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
7320 bit before asm as needed.
7322 2001-08-18 Richard Henderson <rth@redhat.com>
7324 * timevar.def (TV_MACH_DEP): New.
7325 * toplev.c (rest_of_compilation): Use it.
7326 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
7328 2001-08-18 Zack Weinberg <zackw@panix.com>
7330 * unwind-dw2.c (execute_stack_op): Add default aborts to
7331 the inner switches to prevent warnings.
7333 2001-08-18 Richard Henderson <rth@redhat.com>
7335 * timevar.h (struct timevar_time_def): Change element type to float.
7336 (ticks_to_msec, clocks_to_msec): Likewise.
7337 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
7338 (get_time): Likewise.
7339 (timevar_print): Adjust zero check and printing to match.
7341 2001-08-18 Zack Weinberg <zackw@panix.com>
7343 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7344 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7345 Eliminate overfull or underfull hboxes.
7347 2001-08-18 Zack Weinberg <zackw@panix.com>
7349 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7351 2001-08-18 Zack Weinberg <zackw@panix.com>
7353 * haifa-sched.c: Convert to target hooks. Macros replaced
7354 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7355 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7356 MD_SCHED_FINISH, and HAVE_cycle_display.
7357 * target-def.h (TARGET_SCHED_ADJUST_COST,
7358 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7359 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7360 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7361 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7362 New hook #defines to be overridden.
7363 (TARGET_SCHED): Bring them all together.
7364 (TARGET_INITIALIZER): Update.
7365 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7366 instead of 'struct rtx_def *' throughout.
7367 (struct sched): New set of hooks for the scheduler.
7368 * Makefile.in (haifa-sched.o): Depend on target.h.
7369 * doc/tm.texi: Document the new scheduler hooks, together in
7370 their own section, instead of scattered around.
7371 Fix a bunch of underfull/overfull hboxes.
7373 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7374 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7375 sparc.h: Don't define any of the old scheduler macros.
7377 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7378 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7379 sparc.c: Create hook functions from code extracted from
7380 corresponding target header, or make existing hooks static, as
7381 appropriate. Set the appropriate entries in targetm.
7383 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7384 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7385 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7386 Remove prototypes for functions which are now static.
7388 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7389 related gunk; the Haifa scheduler is now the only choice.
7391 2001-08-18 Zack Weinberg <zackw@panix.com>
7393 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7394 * genopinit.c: Put floating point divide insns in sdiv_optab.
7395 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7396 * config/gofast.h, config/c4x/c4x.h,
7397 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7398 config/pa/long_double.h, config/rs6000/sysv4.h,
7399 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7400 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7401 (init_optabs): Use init_optabv for overflow-trapping optabs.
7402 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7403 cmp_optab RTX codes so have_insn_for can find them.
7405 * optabs.c (expand_simple_binop, expand_simple_unop,
7406 have_insn_for, gen_sub3_insn): New interfaces.
7407 * expr.h: Prototype new functions.
7408 (enum optab_methods): Move here from optabs.h.
7410 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7411 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7412 Use new functions instead of working directly with optabs.
7413 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7414 unroll.c: Don't include optabs.h.
7415 * caller-save.c, combine.c, function.c, stmt.c: Just include
7416 insn-codes.h, not optabs.h.
7417 * Makefile.in: Update dependencies.
7419 * combine.c (make_compound_operation, simplify_comparison):
7420 Fix typos testing for this or that instruction.
7422 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7424 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7425 generating libgcc.a.
7427 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7429 * except.c (TYPE_HASH): Delete.
7431 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7434 * tree.c (TYPE_HASH): Delete.
7436 * tree.h (TYPE_HASH): Define.
7438 2001-08-18 Graham Stott <grahams@redhat.com>
7440 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7442 (adddi3_internal_2+2): Likewise.
7443 (eh_set_lr_di+1): Likewise.
7445 2001-08-17 Richard Henderson <rth@redhat.com>
7447 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7448 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7449 * dwarf2asm.c: ... here.
7450 * dwarfout.c: Remove them.
7452 * varasm.c (assemble_integer): Add align parameter.
7453 (assemble_real, output_constant, output_constructor): Likewise.
7454 * output.h: Update decls.
7455 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7456 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7457 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7458 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7459 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7462 * final.c (end_final): Abort profile block generation if we
7463 havn't layed it out properly.
7464 * output.h (assemble_eh_integer): Remove stale decl.
7465 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7467 (assemble_integer): Handle unaligned data.
7468 (assemble_real): Abort on unaligned data.
7469 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7471 (default_dtor_section_asm_out_destructor): Use assemble_align.
7472 (default_named_section_asm_out_constructor): Likewise.
7473 (default_ctor_section_asm_out_constructor): Likewise.
7474 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7475 (machopic_asm_out_destructor): Likewise.
7476 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7477 (nextstep_asm_out_destructor): Likewise.
7478 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7479 (vms_asm_out_destructor): Likewise.
7481 2001-08-17 Richard Henderson <rth@redhat.com>
7483 * config/mips/iris6.h (TARGET_IRIX6): New.
7484 (current_section_name, current_section_flags): New.
7485 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7486 (MAX_OFILE_ALIGNMENT): New.
7487 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7488 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7489 (copy_file_data): Split out from
7490 (mips_asm_file_end): ... here.
7491 (mips_asm_file_start): Remove extra .section directive. Use
7492 tmpfile instead of mips_make_temp_file.
7493 (mips_unique_section): Use const char * as needed for warnings.
7494 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7495 re-add align parameter.
7496 (iris6_asm_named_section): New.
7497 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7498 (iris6_asm_output_align, iris6_section_align_1): New.
7499 (iris6_asm_file_start, iris6_asm_file_end): New.
7500 * config/mips/mips-protos.h: Update decls.
7502 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7504 * doc/install.texi (Install GCC): Add links to build status pages.
7506 (Final install): Ditto; request updates for specific info
7508 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7510 * cpperror.c (print_location): Don't take a file name; use the
7512 (_cpp_begin_message): Similarly.
7513 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7514 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7515 (cpp_pedwarn_with_file_and_line): Remove.
7516 * cppfiles.c (stack_include_file): Update; set filename to stdin
7517 here when appropriate.
7518 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7519 (_cpp_begin_message): Don't take a file name.
7520 * cppinit.c: Add comment.
7521 * cpplex.c: Fix end-of-directive indicator.
7522 * cpplib.c: Don't include intl.h.
7523 (run_directive, do_diagnostic): Update.
7524 (do_line): Update to not use nominal_fname.
7525 (cpp_push_buffer): Don't take a filename.
7526 * cpplib.h (struct ht): Remove.
7527 (cpp_push_buffer): Don't take a filename.
7528 (cpp_pedwarn_with_file_and_line): Remove.
7529 * cppmacro.c (struct cpp_macro): Remove file.
7530 (builtin_macro): Update.
7531 (_cpp_create_definition): Update.
7532 * cppmain.c: Correct comment.
7533 * fix-header.c (read_scan_file): Update.
7535 2001-08-17 Kazu Hirata <kazu@hxi.com>
7537 * sbitmap.c: Fix comment formatting.
7538 * sched-deps.c: Likewise.
7539 * sibcall.c: Likewise.
7540 * simplify-rtx.c: Likewise.
7542 * ssa-ccp.c: Likewise.
7543 * stor-layout.c: Likewise.
7544 * timevar.c: Likewise.
7545 * toplev.c: Likewise.
7546 * unwind-dw2.c: Likewise.
7547 * unwind-dw2-fde.c: Likewise.
7548 * varasm.c: Likewise.
7550 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7552 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7553 or larger than an integer in memory.
7555 2001-08-17 Zack Weinberg <zackw@panix.com>
7557 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7558 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7559 * rtl.h: Don't forward-declare union tree_node here. Don't
7560 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7561 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7562 and tree respectively.
7563 * tree.h: Don't forward-declare struct rtx_def here. Don't
7564 typedef tree here. Change all uses of struct rtx_def *,
7565 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7566 and tree respectively.
7568 2001-08-17 Richard Henderson <rth@redhat.com>
7570 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7571 config/mips/openbsd.h: Fix typos last change.
7573 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7575 * doc/invoke.texi (Optimize Options): The default for
7576 -finline-limit is 600.
7578 2001-08-17 Richard Henderson <rth@redhat.com>
7580 * varasm.c (text_section): Allow TEXT_SECTION to override the
7581 printing of TEXT_SECTION_ASM_OP.
7582 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7583 (DATA_SECTION, BSS_SECTION): Remove.
7584 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7585 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7586 Rename from s/_NAME//.
7587 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7588 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7589 (TEXT_SECTION): ... here. New.
7590 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7591 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7592 * config/mips/openbsd.h: Likewise.
7593 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7594 (mips_asm_file_end): Likewise test.
7595 (mips_output_function_epilogue): Likewise. Switch back to data
7596 section after emitting the function.
7598 * doc/tm.texi (Sections): Document TEXT_SECTION.
7600 2001-08-17 Richard Henderson <rth@redhat.com>
7602 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7603 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7605 2001-08-17 Richard Henderson <rth@redhat.com>
7607 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7608 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7609 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7610 Add aligned attribute.
7612 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7614 * config/sh/sh.md: Add modes to unspecs in first insn to match
7615 those in the second.
7617 * Makefile.in: Fix collect2 copy for Cygwin.
7619 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7621 Install the proper patch.
7622 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7623 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7624 (expand_function_start): Likewise.
7625 * stmt.c (expand_decl): Likewise.
7626 * varasm.c (make_decl_rtx): Likewise.
7628 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7630 * final.c: Undo my previous accidental checkin.
7631 * output.h: Likewise.
7632 * tm.texi: Likewise.
7634 2001-08-16 Richard Henderson <rth@redhat.com>
7636 * varasm.c (named_section_flags): Remove align parameter.
7637 * varasm.c, dwarf2out.c: Update all callers.
7638 * output.h: Update prototypes.
7640 * target.h (target.asm_out.named_section): Remove align parameter.
7641 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7642 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7643 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7644 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7645 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7647 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7648 (get_named_section_flags, set_named_section_flags): New.
7649 (named_section_flags): Use them.
7650 (named_section): Do decl vs section flags check here...
7651 (default_section_type_flags): ... not here.
7652 (init_varasm_once): Create in_named_htab.
7653 (resolve_unique_section): Mark reloc unused.
7655 2001-08-16 Richard Henderson <rth@redhat.com>
7657 * varasm.c (force_const_mem): Keep pool alignment in bits.
7658 (output_constant_pool): Use assemble_align.
7660 2001-08-16 Zack Weinberg <zackw@panix.com>
7662 * doc/tm.texi: Remove extra @table command.
7664 2001-08-16 Zack Weinberg <zackw@panix.com>
7666 * final.c (shorten_branches): Clear the end of the label_align
7667 array only if we made it larger. Break up messy expressions
7670 * diagnostic.c (internal_error): Check for error recursion
7671 before doing ICE suppression.
7673 * timevar.c: Timing variables now count in milliseconds.
7674 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7675 (get_time): Not here.
7676 (timevar_print): Don't print any timer whose user, cpu, and
7677 wall times are all zero as displayed.
7678 * timevar.h: Update comment aboout units. Make timevar
7681 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7683 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7684 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7685 (expand_function_start): Likewise.
7686 * stmt.c (expand_decl): Likewise.
7687 * varasm.c (make_decl_rtx): Likewise.
7689 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7691 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7692 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7694 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7696 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7699 2001-08-16 Andreas Jaeger <aj@suse.de>
7701 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7704 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7706 * rtl.h (only_sets_cc0_p): New prototype.
7707 * jump.c (sets_cc0_p): Handle INSN.
7708 (only_sets_cc0_p): New function.
7709 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7710 (tidy_fallthru_edge): Likewise.
7711 * integrate.c (copy_insn_list): Likewise.
7712 * unroll.c (unroll_loop): Likewise.
7713 (copy_loop_body): Likewise.
7715 2001-08-15 Jason Eckhardt <jle@redhat.com>
7717 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7719 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7721 * predict.c (struct block_info_def): Remove nvisited.
7722 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7723 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7725 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7726 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7729 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7731 * predict.def: Update hitrates.
7733 2001-08-15 Richard Henderson <rth@redhat.com>
7735 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7737 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7739 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7740 note from its associated jump.
7742 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7744 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7745 also on 64-bit s390x targets.
7747 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7749 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7751 (arm_expand_prologue): Handled nested functions which take a
7752 variable argument list.
7753 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7754 macro with an invocation of
7755 arm_compute_initial_elimination_offset.
7756 * config/arm/arm-protos.h: Prototype
7757 arm_compute_initial_elimination_offset.
7759 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7761 * doc/install.texi (Specific, avr): Fix markup.
7762 (Specific, c4x): Ditto.
7764 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7766 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7768 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7770 * Makefile.in (OBJS): Add rtl-error.o
7771 (rtl-error.o): New rule.
7772 (diagnostic.o): Adjust dependency.
7773 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7774 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7775 warning_for_asm): Move to...
7776 rtl-error.c: ...here. New file.
7778 2001-08-14 Richard Henderson <rth@redhat.com>
7780 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
7781 if USING_SJLJ_EXCEPTIONS.
7783 2001-08-14 Steve Ellcey <sje@cup.hp.com>
7785 * tlink.c (scan_linker_output): Check string for unsatisfied in
7786 addition to undefined and unresolved.
7788 2001-08-14 Graham Stott <grahams@redhat.com>
7790 * libgcc2.c (*): Replace EH_FRAME_SECTION with
7791 EH_FRAME_SECTION_NAME.
7793 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7795 * genattrtab.c (simplify_test_exp_in_temp): New function.
7796 (simplify_test_exp): Avoid explicit use of temporary obstack.
7797 (simplify_cond, insert_right_side, evaluate_eq_attr,
7798 simplify_and_tree, simplify_or_tree, eliminate_known_true):
7799 Use simplify_test_exp_in_temp.
7800 (optimize_attrs): Iterate until expression stabilizes.
7802 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
7804 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
7805 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
7807 2001-08-13 Richard Henderson <rth@redhat.com>
7809 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
7810 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
7811 * config/arm/conix-elf.h: Likewise.
7813 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7815 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
7817 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
7819 * gcse.c (hash_scan_set): Expressions that are set as part of
7820 jump instructions are not available.
7822 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7824 * config/s390/s390.c (print_operand, s390_function_prologue,
7825 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
7827 2001-08-13 Richard Henderson <rth@redhat.com>
7829 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
7830 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
7831 * doc/tm.texi (Exception Region Output): Document it.
7833 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7835 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
7836 DWARF2 instead of stabs by default.
7838 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7840 * config/rs6000/rs6000.c: Include optabs.h.
7842 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7844 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
7845 save/restore routines.
7846 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
7848 2001-08-13 Andreas Jaeger <aj@suse.de>
7850 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
7851 the english is correct.
7853 2001-08-13 Zack Weinberg <zackw@panix.com>
7855 * expr.h: Split out optab- and libfunc-related code to...
7856 * optabs.h, libfuncs.h: ... these new headers.
7858 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
7860 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
7862 * mkconfig.sh: Don't include insn-codes.h from config.h.
7864 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
7865 enum insn_code is available. Move reload_in_optab and
7866 reload_out_optab array declarations to optabs.h.
7867 * regmove.c (gen_add3_insn): Move to optabs.c, export from
7868 there, prototype in expr.h.
7869 * gencodes.c: Cleanup: zap global variables, don't use
7870 printf where puts will do, don't bother defining MAX_INSN_CODE
7871 which nothing uses, let CODE_FOR_nothing get its value implicitly.
7873 * genemit.c, genopinit.c: Include optabs.h in generated file.
7874 * genoutput.c: Include insn-codes.h in generated file.
7875 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
7876 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
7877 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
7878 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
7879 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
7880 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
7882 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
7883 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
7884 config/m88k/m88k.c, config/sparc/sparc.c:
7886 * reload.c: Include expr.h and optabs.h before reload.h.
7887 * config/alpha/alpha.c: Include tree.h before reload.h.
7888 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
7889 and reload.h in that order.
7890 * config/sparc/sparc.c: Include debug.h.
7891 * recog.c: Include insn-codes.h.
7893 2001-08-13 Andreas Jaeger <aj@suse.de>
7895 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
7898 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
7900 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
7901 * gcc.c (init_spec): Fix typo in comment.
7902 * varasm.c (data_section): Fix typo in comment.
7904 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
7906 * predict.c (dump_prediction): New argument "USED".
7907 (combine_predictions_for_insn): Determine the used heuristics,
7908 output the case no heuristic applied.
7909 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
7911 2001-08-13 Andreas Jaeger <aj@suse.de>
7913 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
7916 2001-08-13 Kazu Hirata <kazu@hxi.com>
7918 * jump.c: Fix formatting.
7920 2001-08-13 Kazu Hirata <kazu@hxi.com>
7922 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
7925 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
7927 * loop.c (check_dbra_loop): Use condjump_label to compute
7930 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
7931 to better document the files they're in.
7933 2001-08-12 Zack Weinberg <zackw@panix.com>
7935 * recog.h (struct insn_operand_data): Shrink 'mode' field
7938 2001-08-12 Kazu Hirata <kazu@hxi.com>
7940 * gcc.c: Fix comment formatting.
7941 * gccspec.c: Likewise.
7944 * genemit.c: Likewise.
7945 * gengenrtl.c: Likewise.
7946 * genrecog.c: Likewise.
7947 * gensupport.c: Likewise.
7948 * ggc-page.c: Likewise.
7949 * global.c: Likewise.
7950 * graph.c: Likewise.
7951 * ifcvt.c: Likewise.
7952 * integrate.c: Likewise.
7954 * libgcc2.c: Likewise.
7956 * mbchar.c: Likewise.
7957 * optabs.c: Likewise.
7958 * predict.c: Likewise.
7959 * prefix.c: Likewise.
7960 * profile.c: Likewise.
7961 * protoize.c: Likewise.
7963 * recog.c: Likewise.
7964 * regclass.c: Likewise.
7965 * regmove.c: Likewise.
7966 * reg-stack.c: Likewise.
7967 * reload1.c: Likewise.
7968 * resource.c: Likewise.
7969 * rtlanal.c: Likewise.
7972 2001-08-12 Kazu Hirata <kazu@hxi.com>
7974 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
7975 a tree representing a constant is passed to the macro.
7977 2001-08-12 Richard Henderson <rth@redhat.com>
7979 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
7980 (rs6000_elf_asm_out_destructor): New.
7981 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
7982 (DTORS_SECTION_ASM_OP): Remove.
7983 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7984 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
7986 2001-08-12 David Edelsohn <edelsohn@gnu.org>
7989 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7990 * gcc.c (set_collect_gcc_options): New function, split out from
7992 Ignore elided switches.
7993 (do_spec_1): Invoke before executing command.
7994 (set_input): Export.
7995 Move declaration ...
7996 * gcc.h (set_input): ... here.
7997 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8000 2001-08-12 Richard Henderson <rth@redhat.com>
8002 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
8003 thinko wrt TARGET_RELOCATABLE.
8005 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
8007 * fix-header.c (cb_file_change): Update prototype.
8009 2001-08-11 Zack Weinberg <zackw@panix.com>
8011 * toplev.c (set_float_handler): Make static.
8012 * toplev.h: Don't prototype set_float_handler.
8014 * simplify-rtx.c: Don't include setjmp.h.
8015 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
8017 (simplify_unary_operation, simplify_binary_operation): Use them,
8018 via do_float_handler.
8020 * fold-const.c: Don't include setjmp.h.
8021 (exact_real_inverse_1): New function.
8022 (exact_real_inverse): Use it, via do_float_handler.
8024 * varasm.c: Don't include setjmp.h.
8025 (assemble_real_1): New function.
8026 (assemble_real): Use it, via do_float_handler.
8027 Call internal_error if we get a trap here.
8029 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
8030 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
8032 2001-08-11 Zack Weinberg <zackw@panix.com>
8034 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
8035 STACK_BOUNDARY if not already defined.
8037 * calls.c, function.c, reload1.c, explow.c: Don't default
8038 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
8039 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
8041 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
8044 * doc/tm.texi: Document that STACK_BOUNDARY is required;
8045 clarify difference between it and PREFERRED_STACK_BOUNDARY.
8047 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8049 * cppmacro.c (enter_macro_context): Push macro expansions even
8052 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8054 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
8055 (rs6000_elf_section_type_flags): Actually return a value.
8057 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8059 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
8060 Clean up code: add missing comments and prototypes, fix warnings,
8061 remove obsolete code, fix spacing to conform to coding style.
8063 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8065 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
8066 and TARGET_ASM_CLOSE_PAREN.
8067 (regclass_map): CC register belongs to class NO_REGS.
8068 (legitimize_pic_address): Don't generate unnecessary moves
8069 (to avoid confusing loop optimization).
8070 (check_and_change_labels): Replace jump_long by indirect_jump.
8071 (s390_final_chunkify): Don't start a new literal pool on section
8072 switch in 64-bit code.
8073 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
8075 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
8076 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
8077 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
8079 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
8080 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
8081 (CONST_COSTS): Fixed incorrect costs.
8083 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
8084 Use emit_jump instead of emit_jump_insn (gen_jump).
8085 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
8086 (to avoid confusing flow analysis).
8087 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
8088 (casesi, casesi_jump): New.
8089 (jump_long): Removed. Functionality merged into indirect_jump.
8090 (indirect_jump): Accept address_operand, not just register_operand.
8091 (cjump_long, icjump_long): Use same logic as indirect_jump.
8092 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
8093 Fixed broken setjmp/longjmp handling.
8094 (do_builtin_setjmp_setup): Removed.
8096 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
8097 broken GNU as versions that don't accept .quad with large
8098 negative values. Use hexadecimal output instead.
8099 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
8100 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
8101 FUNCTION_EPILOGUE): Removed. Now in targetm.
8103 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
8105 * config/s390/fixdfdi.h: Add missing copyright statement.
8106 Fix type conflicts on 64-bit. Add missing SFmode routines.
8108 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
8111 2001-08-11 Richard Henderson <rth@redhat.com>
8113 * rtl.h (REG_EH_RETHROW): Remove.
8114 * rtl.c (reg_note_name): Update.
8115 * combine.c (distribute_notes): Don't check for it.
8117 2001-08-11 Richard Henderson <rth@redhat.com>
8119 * combine.c (distribute_notes): Place REG_SETJMP.
8121 2001-08-11 Richard Henderson <rth@redhat.com>
8123 * doc/extend.texi (Arrays and pointers implementation): Discourage
8124 relying on sign-extension of pointers.
8126 2001-08-11 H.J. Lu <hjl@gnu.org>
8128 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
8130 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
8131 RDATA_SECTION_ASM_OP.
8133 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8135 * doc/install.texi (Specific, c4x): Fix cross-reference to the
8136 main manual to work both for info and HTML versions.
8138 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8139 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8141 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
8142 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
8143 (struct cpp_pool): New member first.
8144 * cppinit.c (append_include_chain): Plug memory leaks.
8145 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
8146 Allocate pragma structures from the (aligned) macro pool to
8147 avoid leaking memory.
8148 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
8149 so we don't leak memory.
8150 * hashtable.c (ht_destroy): New.
8151 * hashtable.h (ht_destroy): New.
8153 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8154 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8156 * c-lex.c (map): Make const.
8157 (cb_file_change): Update for callback passing a line map.
8158 Don't assume we have a previous map. Remove sanity check
8159 about popping too many files.
8160 * cpperror.c (print_location): Make map const.
8161 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
8162 (cpp_make_system_header): Similarly.
8163 (search_from): Similarly.
8164 (_cpp_execute_include): Don't remember where we came from.
8165 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
8166 (struct cpp_reader): Make map const.
8167 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
8168 * cpplib.c (do_line): Update; line maps now hold sysp.
8169 (cpp_push_buffer): Similarly.
8170 (_cpp_do_file_change): Similarly; callback with map instead.
8171 (cpp_get_line_maps): Constify return value.
8172 (_cpp_pop_buffer): Update.
8173 * cpplib.h (struct cpp_file_change): Remove.
8174 (struct cpp_callbacks): Update.
8175 (cpp_get_line_maps): Constify return value.
8176 * cppmacro.c (_cpp_create_definition): Update.
8177 * cppmain.c (struct printer): Constify map.
8178 (maybe_print_line): Similarly.
8179 (print_line): Similarly. Deduce flags 1 and 2 here.
8180 (cb_file_change): Update.
8181 * line-map.c (free_line_maps): Warn regardless.
8182 (add_line_map): Return pointer to const. When passed NULL to_file
8183 with LC_LEAVE, use the obvious values for the return point so the
8184 caller doesn't have to figure them out.
8185 (lookup_line): Return pointer to const.
8186 (print_containing_files): Take pointer to const.
8187 * line-map.h (struct line_map): New members reason, sysp.
8188 (add_line_map): Return pointer to const.
8189 (lookup_line): Similarly.
8190 (print_containing_files): Take pointer to const.
8192 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
8193 Richard Henderson <rth@redhat.com>
8195 * regmove.c (regmove_optimize): Avoid setting a register twice in
8198 2001-08-10 Richard Henderson <rth@redhat.com>
8200 * doc/extend.texi (Arrays and pointers implementation): Document
8201 behavior of pointer/integer conversion.
8203 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
8205 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
8207 2001-08-10 Richard Henderson <rth@redhat.com>
8209 * doc/extend.texi (C Implementation): New chapter.
8210 * doc/gcc.texi (Top): Link it in.
8212 2001-08-10 Andrew Cagney <ac131313@redhat.com>
8214 * doc/install.texi (Specific): Fix CVS merge botch.
8216 2001-08-10 Richard Henderson <rth@redhat.com>
8218 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
8219 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
8221 2001-08-10 Zack Weinberg <zackw@stanford.edu>
8223 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
8224 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
8225 this macro is now required.
8227 * cselib.c (cselib_process_insn), flow.c (propagate_block),
8228 loop.c (find_and_verify_loops), reload.c (reload): Check
8229 for rtx code of CALL_INSN, not CALL, when deciding if we
8230 need to check for REG_SETJMP note.
8232 * gcse.c (compute_hash_table, compute_store_table): Update
8233 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
8236 * config/avr/avr.c: Fix typo.
8237 * config/convex/convex.c (expand_movstr): Use adjust_address.
8238 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
8240 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
8241 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
8243 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
8244 Do define STACK_BOUNDARY.
8245 * config/i370/i370.c: Include expr.h.
8246 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
8247 config/pa/som.h, config/v850/v850.h: Take in_ctors and
8248 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
8249 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
8250 * config/m88k/m88k.c: Include c-tree.h after expr.h.
8251 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
8252 * config/romp/romp.c: Include expr.h after tree.h.
8254 (output_fpop): Use xmalloc, not oballoc.
8255 * config/we32k/we32k.c: Include expr.h.
8257 2001-08-10 Kazu Hirata <kazu@hxi.com>
8259 * config/h8300/h8300.h: Fix formatting.
8261 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8263 * c-common.h (RETURN_NULLIFIED_P): Lose.
8264 * c-semantics.c (genrtl_return_stmt): Don't check it.
8266 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8268 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
8269 (mips_annotate_frame_insn): New function.
8270 (mips_emit_frame_related_store): New function.
8271 (save_restore_insns): Don't mark instructions that set up the base
8272 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
8273 the store instructions instead.
8274 (mips_expand_prologue): If the stack size is moved into a temporary
8275 register, do not mark that move as frame-related. Add a
8276 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
8278 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8280 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
8281 stack slot as unchanging if current_function_calls_eh_return.
8283 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8285 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
8286 access the second half of the TFmode scratch operand.
8288 2001-08-10 Anthony Green <green@redhat.com>
8290 * java/class.c (emit_register_classes): Conditionalize code on
8293 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8295 * doc/install.texi (Specific, avr): Fix cross-reference to the
8296 main manual to work both for info and HTML versions.
8298 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8300 * stmt.c (expand_null_return_1): Remove code to generate simple returns
8301 and "use_goto" argument.
8302 (expand_null_return, expand_value_return): Update all callers.
8303 * function.c (expand_function_end): Remove code to generate simple
8305 * config/vax/vax.md (epilogue): New expander for function return.
8306 * doc/md.texi (epilogue): Remove "if defined".
8308 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8310 * Makefile.in: Partially revert my previous change:
8311 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
8312 of the hashtab.o and safe-ctype.o rules.
8314 2001-08-09 Richard Henderson <rth@redhat.com>
8316 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
8317 (USE_COLLECT2): Remove duplicate definition.
8318 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
8319 (use_collect2): Remove dead code.
8320 * configure.in (use_collect2): Remove will_use_collect2 and
8321 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
8322 * configure: Rebuild.
8324 * target.h (targetm.asm_out.constructor): New.
8325 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
8326 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
8327 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
8328 * varasm.c (in_ctors, in_dtors): New.
8329 (assemble_constructor, assemble_destructor): Remove.
8330 (default_stabs_asm_out_destructor): New.
8331 (default_named_section_asm_out_destructor): New.
8332 (dtors_section, default_dtor_section_asm_out_destructor): New.
8333 (default_stabs_asm_out_constructor): New.
8334 (default_named_section_asm_out_constructor): New.
8335 (ctors_section, default_ctor_section_asm_out_constructor): New.
8336 * output.h: Update declarations.
8337 * c-decl.c (c_expand_body): Use target hooks instead of
8338 assemble_constructor and assemble_destructor.
8339 * profile.c (output_func_start_profiler): Likewise.
8340 * objc/objc-act.c (finish_objc): Likewise.
8341 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8342 for the constructor.
8343 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8345 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8346 (DTORS_SECTION_ASM_OP): Likewise.
8347 (__CTOR_LIST__): Use attribute section when possible.
8348 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8350 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8351 ASM_OUTPUT_CONSTRUCTOR.
8353 * config/darwin.c (machopic_asm_out_constructor): New.
8354 (machopic_asm_out_destructor): New.
8355 * config/darwin-protos.h: Update declarations.
8356 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8357 (ASM_OUTPUT_DESTRUCTOR): Remove.
8358 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8359 * config/nextstep.c (nextstep_asm_out_constructor): New.
8360 (nextstep_asm_out_destructor): New.
8361 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8362 (ASM_OUTPUT_DESTRUCTOR): Remove.
8363 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8364 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8365 ASM_OUTPUT_*STRUCTOR.
8366 * config/i386/aix386ng.h: Likewise.
8368 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8369 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8370 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8371 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8372 * config/lynx.h: Likewise.
8373 * config/netware.h: Likewise.
8374 * config/psos.h: Likewise.
8375 * config/alpha/alpha-interix.h: Likewise.
8376 * config/alpha/elf.h: Likewise.
8377 * config/arc/arc.h: Likewise.
8378 * config/arm/aof.h: Likewise.
8379 * config/arm/coff.h: Likewise.
8380 * config/arm/elf.h: Likewise.
8381 * config/c4x/c4x.h: Likewise.
8382 * config/h8300/h8300.h: Likewise.
8383 * config/i386/cygwin.h: Likewise.
8384 * config/i386/djgpp.h: Likewise.
8385 * config/i386/i386-coff.h: Likewise.
8386 * config/i386/i386-interix.h: Likewise.
8387 * config/i386/sco5.h: Likewise.
8388 * config/i386/vsta.h: Likewise.
8389 * config/i386/win32.h: Likewise.
8390 * config/i960/i960-coff.h: Likewise.
8391 * config/ia64/sysv4.h: Likewise.
8392 * config/m68hc11/m68hc11.h: Likewise.
8393 * config/m68k/coff.h: Likewise.
8394 * config/m68k/mot3300.h: Likewise.
8395 * config/m88k/m88k.h: Likewise.
8396 * config/mcore/mcore-pe.h: Likewise.
8397 * config/mcore/mcore.h: Likewise.
8398 * config/mips/elf.h: Likewise.
8399 * config/mips/elf64.h: Likewise.
8400 * config/mips/iris6.h: Likewise.
8401 * config/pa/pa64-hpux.h: Likewise.
8402 * config/rs6000/sysv4.h: Likewise.
8403 * config/sh/sh.h: Likewise.
8404 * config/sparc/litecoff.h: Likewise.
8406 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8407 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8408 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8409 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8410 (ASM_OUTPUT_DESTRUCTOR): Remove.
8411 * config/a29k/a29k.c: Move include of tree.h.
8412 * config/a29k/udi.h: Delete file.
8413 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8414 (vms_asm_out_destructor): New.
8415 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8416 (EXTRA_SECTION_FUNCTIONS): Likewise.
8417 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8418 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8419 * config/c4x/c4x.c: Move include of tree.h.
8420 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8421 (clix_asm_out_destructor): New.
8422 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8423 (ASM_OUTPUT_DESTRUCTOR): Remove.
8424 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8425 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8426 (TARGET_ASM_CONSTRUCTOR): New.
8427 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8428 (sco_asm_out_constructor): New.
8429 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8430 * config/i386/svr3gas.h: Remove stack grows up code.
8431 Remove code duplicated from i386/sysv3.h.
8432 (TARGET_ASM_CONSTRUCTOR): New.
8433 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8434 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8435 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8436 (TARGET_ASM_CONSTRUCTOR): New.
8437 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8438 (m68hc11_asm_out_destructor): New.
8439 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8440 (TARGET_ASM_DESTRUCTOR): New.
8441 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8442 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8443 config/svr3.h pertaining to section manipulation.
8444 * config/m68k/dpx2g.h: Remove #if 0 code.
8445 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8446 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8447 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8448 (TARGET_ASM_CONSTRUCTOR): New.
8449 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8450 (m88k_svr3_asm_out_constructor): New.
8451 (m88k_svr3_asm_out_destructor): New.
8452 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8453 (ASM_OUTPUT_DESTRUCTOR): Remove.
8454 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8455 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8456 * config/rs6000/aix.h: Likewise.
8457 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8458 * config/mips/vxworks.h: Likewise.
8459 * config/rs6000/lynx.h: Likewise.
8460 * config/sh/elf.h: Likewise.
8461 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8462 (DTORS_SECTION_ASM_OP): New.
8463 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8464 (ASM_OUTPUT_DESTRUCTOR): Remove.
8465 * config/sparc/sol2-sld-64.h: Likewise.
8466 * config/vax/vax.c (vms_asm_out_constructor): New.
8467 (vms_asm_out_destructor): New.
8468 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8469 (ASM_OUTPUT_DESTRUCTOR): Remove.
8470 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8472 * doc/tm.texi (@node Initialization): Update.
8474 2001-08-09 Richard Henderson <rth@redhat.com>
8476 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8477 (__do_global_dtors_aux): Use gp-relative static data to avoid
8478 one dynamic relocation.
8479 (__do_frame_setup): Register Java classes.
8480 * config/alpha/crtend.asm (__JCR_END__): New.
8482 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8484 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8485 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8486 (GEN, STAGESTUFF): Add new files.
8487 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8488 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8489 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8490 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8491 as well as insn-codes.h and insn-flags.h in config.h; and no
8492 extra headers in tconfig.h and hconfig.h.
8494 * gencodes.c: Eliminate code to generate predicate declarations
8495 or #defines for md-file constants.
8496 * genconstants.c, genpreds.c: New files.
8498 * i386.md: Re-order guard expressions such that TARGET_64BIT
8499 comes first, when this permits better optimization. Add
8500 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8501 why this is desirable.
8503 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8505 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8506 (find_fde_for_dso): Remove.
8507 (_Unwind_IteratePhdrCallback): New.
8508 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8509 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8511 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8513 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8514 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8516 2001-08-09 Graham Stott <grahams@redhat.com>
8518 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8519 (vis_no_unit): Use it.
8520 (visualize_no_unit): Add the insn only if room exists.
8522 2001-08-09 Graham Stott <grahams@redhat.com>
8524 * predict.c (estimate_probability): Replace magic numbers with
8525 appropriate enumeration.
8527 2001-08-09 Graham Stott <grahams@redhat.com>
8529 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8531 (EXTRACT_FLAGS): Likewise.
8533 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8535 * config/mips/mips.c (mips_legitimate_address_p): Check for
8536 CONST_INT in last patch.
8538 2001-08-08 Anthony Green <green@redhat.com>
8540 * java/class.c (emit_register_classes): Use assemble_jcr if
8541 possible. Keep the original mechanism as a fallback.
8542 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8543 and weak symbol support.
8544 * crtstuff.c (__JCR_LIST__): Define.
8545 (__JCR_END__): Define.
8546 (_Jv_RegiserClasses): Define weak symbol if possible.
8547 (__do_global_ctors_aux): Register classes for ELF targets with
8548 weak symbol support.
8550 2001-08-08 Kazu Hirata <kazu@hxi.com>
8552 * dbxout.c: Fix comment formatting.
8553 * dependence.c: Likewise.
8555 * diagnostic.c: Likewise.
8556 * dominance.c: Likewise.
8557 * doprint.c: Likewise.
8558 * dwarf2out.c: Likewise.
8559 * dwarfout.c: Likewise.
8560 * emit-rtl.c: Likewise.
8561 * except.c: Likewise.
8562 * explow.c: Likewise.
8563 * expmed.c: Likewise.
8566 * fold-const.c: Likewise.
8567 * function.c: Likewise.
8569 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8571 * global.c (retry_global_alloc): Avoid shadowing allocno.
8573 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8575 * except.c (remove_fixup_regions): Fix typo.
8577 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8579 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8580 unsigned HOST_WIDE_INT to avoid warning.
8581 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8582 * flow.c (set_block_for_new_insns): Likewise.
8584 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8586 * sibcall.c (return_value_pseudo): New static variable.
8587 (skip_copy_to_return_value): Handle return_value_pseudo.
8588 (call_ends_block_p): Ensure that return_value_pseudo is set.
8589 (optimize_sibling_and_tail_recursive_call): Discover the
8590 load of pseudo return value in alternate exit block.
8592 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8594 * calls.c (ECF_ALWAYS_RETURN): New constant.
8595 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8596 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8597 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8598 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8599 * rtl.c (reg_note_name): New name.
8600 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8602 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8604 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8606 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8608 * alias.c (get_alias_set): Return a previously calculated
8609 alias set for a VAR_DECL.
8610 * function.c (gen_mem_addressof): Calculate the alias set before
8613 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8615 * predict.def: Set hitrates according our experimental run.
8617 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8619 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8621 2001-08-08 H.J. Lu <hjl@gnu.org>
8623 * config/mips/mips.c (mips_unique_section): New. Copied from
8626 * config/mips/mips-protos.h (mips_unique_section): New
8629 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8631 * config/mips/little.h: New. Generic little endian mips
8632 targets. Only mips*-*-linux* is converted to use it so far.
8634 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8635 (WCHAR_TYPE): Defined
8636 (WCHAR_TYPE_SIZE): Likewise.
8637 (INIT_SUBTARGET_OPTABS): Likewise.
8638 (BSS_SECTION_ASM_OP): Likewise.
8639 (SBSS_SECTION_ASM_OP): Likewise.
8640 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8641 (ASM_DECLARE_OBJECT_NAME): Likewise.
8642 (UNIQUE_SECTION): Likewise.
8643 (EXTRA_SECTIONS): Likewise.
8644 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8645 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8646 (ASM_OUTPUT_DEF): Likewise.
8647 (HANDLE_SYSV_PRAGMA): Removed.
8648 (NO_IMPLICIT_EXTERN_C): Likewise.
8649 (TARGET_MEM_FUNCTIONS): Likewise.
8650 (STARTFILE_SPEC): Likewise.
8651 (ENDFILE_SPEC): Likewise.
8652 (LIB_SPEC): Likewise.
8653 (INVOKE__main): Likewise.
8654 (CTOR_LIST_BEGIN): Likewise.
8655 (CTOR_LIST_END): Likewise.
8656 (DTOR_LIST_BEGIN): Likewise.
8657 (DTOR_LIST_END): Likewise.
8658 (SET_ASM_OP): Likewise.
8659 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8660 (ASM_OUTPUT_DEF): Likewise.
8661 (ASM_OUTPUT_IDENT): Likewise.
8663 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8664 (CPLUSPLUS_CPP_SPEC): Likewise.
8665 (ASM_APP_ON) Redefine only if not defined.
8666 (ASM_APP_OFF): Likewise.
8667 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8668 (ASM_OUTPUT_IDENT): Likewise.
8670 * config.gcc: Update tm_file for Linux/mips.
8672 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8674 * cselib.c (cselib_record_sets): If insn is predicated, turn
8675 sources into IF_THEN_ELSEs.
8677 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8678 Turn into define_insn_and_split.
8680 * sched-deps.c: Include "cselib.h".
8681 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8682 Use cselib to turn memory addresses into VALUEs.
8683 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8684 * sched-int.h (struct sched_info): New member USE_CSELIB.
8685 * sched-ebb.c (ebb_sched_info): Initialize it.
8686 * sched-rgn.c (rgn_sched_info): Likewise.
8687 * Makefile.in (sched-deps.o): Update dependencies.
8689 * cselib.h (cselib_subst_to_values): Declare.
8690 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8691 that have no value and autoincs to be handled by generating a new
8694 2001-08-08 Graham Stott <grahams@redhat.com>
8696 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8697 within fixed length SEQUENCE.
8699 2001-08-08 Graham Stott <grahams@redhat.com>
8701 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8702 (diagnostic_prefixing_rule): Likewise.
8703 (diagnostic_line_cutoff): Likewise.
8704 (diagnostic_kind_count): Likewise.
8706 2001-08-08 Graham Stott <grahams@redhat.com>
8708 * alias.c (find_base_decl): Delete redundent assignment.
8710 2001-08-08 Graham Stott <grahams@redhat.com>
8712 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8713 (abs): Uppercase and paranthesize macro parameter.
8714 (MEM_DEPENDENCY): Add whitespace.
8716 2001-08-08 Graham Stott <grahams@redhat.com>
8718 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8719 failure check for CONST_INT
8721 2001-08-08 Graham Stott <grahams@redhat.com>
8723 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8724 (libcall_dead_p): Likewise.
8726 (mark_used_regs): Constify fmt.
8727 (find_use_as_address): Likewise.
8729 2001-08-08 Graham Stott <grahams@redhat.com>
8731 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8734 2001-08-08 Graham Stott <grahams@redhat.com>
8736 * combine.c (combine_simplify_rtx): Update comment and
8737 remove erroneous test.
8739 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8741 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8742 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8743 take care to avoid multiple no-newline at EOF warnings in that
8746 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8748 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8749 (emit_library_call_value_1): Likewise.
8750 (emit_call_1): Emit REG_SETJMP note.
8751 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8753 * cselib.c (cselib_process_insn): Likewise.
8754 * flow.c (propagate_block): Likewise.
8755 * loop.c (find_and_verify_loops): Likewise.
8756 * reload.c (find_equiv_regs): Likewise.
8757 * reload1.c (reload): Likewise.
8758 * resource.c (mark_referenced_resources,
8759 mark_set_resources): Likewise.
8760 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8761 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8762 * haifa-sched.c (unlink_other_notes): Likewise.
8763 (reemit_notes): Likewise.
8764 * sched-ebb.c (sched_ebb): Likewise.
8765 * sched-rgc.c (sched_region): Likewise.
8766 * rtl.c (note_insn_name): Likewise.
8767 (reg_note_name): Add REG_SETJMP
8768 * rtl.h (reg_note): Add REG_SETJMP.
8769 (insn_note): Remove NOTE_INSN_SETJMP.
8771 * profile.c (branch_prob): Add fake edges for setjmp.
8773 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8775 * config.gcc: Quote target_cpu_default2 correctly for
8776 powerpc*-*-* targets.
8778 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8780 * cpplib.h, line-map.h: Update comments.
8781 * cppmain.c (printer_init): Move inline.
8782 (maybe_print_line, print_line): Take a map pointer.
8783 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
8784 (cb_file_change): Don't use prior value of print.map.
8786 2001-08-07 David Edelsohn <edelsohn@gnu.org>
8788 * doc/install.texi: Document fine-grained multilib configuration.
8790 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8792 * rtlanal.c (find_first_parameter_load): Call note_stores
8793 only on the instructions.
8795 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8797 * alias.c (nonlocal_mentioned_p):
8798 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
8799 * calls.c (emit_call_1): Likewise.
8800 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
8801 * cselib.c (cselib_process_insn): Likewise.
8802 * df.c (df_insns_modify): Likewise.
8803 * flow.c (need_fake_edge_p): Likewise.
8804 (propagate_one_insn): Likewise.
8805 * haifa-sched.c (reemit_notes): Likewise.
8806 * integrate.c (copy_insn_list): Likewise.
8807 * jump.c (delete_prior_computation): Likewise.
8808 * local-alloc.c (validate_equiv_mem): Likewise.
8809 * loop.c (scan_loop): Likewise.
8810 * predict.c (estimate_probability): Likewise.
8811 * reload.c (reload): Likewise.
8812 * sched-deps (sched_analyze): Likewise.
8813 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
8814 * gcse.c (compute_hash_table): Likewise.
8815 (mark_call): Likewise.
8816 (store_killed_in_insn): Likewise.
8818 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
8820 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
8822 2001-08-06 Richard Henderson <rth@redhat.com>
8824 * varasm.c (assemble_gc_entry): Remove.
8825 * output.h: Likewise.
8827 2001-08-06 Richard Henderson <rth@redhat.com>
8829 * varasm.c (assemble_constructor): Take a symbol_ref and a
8830 priority instead of a bare string. Move priority handling
8831 here from cp/decl2.c.
8832 * output.h: Update decls.
8834 * c-decl.c (c_expand_body): Update calls to assemble_constructor
8835 and assemble_destructor.
8836 * profile.c (output_func_start_profiler): Likewise.
8837 * objc/objc-act.c (finish_objc): Likewise.
8838 (build_module_descriptor): Return the symbol not the symbol name.
8840 2001-08-06 David Edelsohn <edelsohn@gnu.org>
8842 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
8843 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
8844 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
8845 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
8846 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
8847 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
8849 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8851 * cpperror.c (print_containing_files): Moved to line-map.c.
8852 (print_location): line-map.c handles re-listing or otherwise.
8853 * cpphash.h (struct lexer_state): Remove next_bol.
8854 (struct cpp_buffer): Remove include_stack_listed.
8855 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8856 Remove faked buffer handling.
8857 (_cpp_do_file_change): Tweak.
8858 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
8859 * cppmain.c (struct printer): Remove filename.
8860 (print_line, cb_file_change): Update accordingly.
8861 * line-map.c: Include intl.h.
8862 (init_line_maps): Initialize last_listed.
8863 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
8864 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
8865 (print_containing_files): New.
8866 * line-map.h (struct line_maps): New member last_listed.
8867 (print_containing_files, INCLUDED_FROM): New.
8868 * Makefile.in: Update.
8869 * po/POTFILES.in: Add line-map.c.
8871 2001-08-06 Richard Henderson <rth@redhat.com>
8873 * except.c (convert_from_eh_region_ranges_1): Never mark
8874 USE or CLOBBER insns as throwing.
8876 * expr.c (store_constructor): Don't clobber memory targets.
8878 2001-08-06 Andreas Jaeger <aj@suse.de>
8880 * profile.c (branch_prob): Remove unused variable insn.
8882 * Makefile.in (local-alloc.o): Add dependency on except.h.
8884 * local-alloc.c: Include except.h for can_throw_internal prototype.
8886 2001-08-06 Richard Henderson <rth@redhat.com>
8888 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
8889 * function.c (expand_main_function): Implement it.
8890 * doc/tm.texi: Document it.
8892 2001-08-06 Stan Shebs <shebs@apple.com>
8894 * doc/install.texi: Document powerpc-*-darwin* details.
8896 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
8898 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
8899 (ASM_CPU_SPEC): Move back to rs6000.h
8900 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
8902 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
8904 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
8907 * config/rs6000/linux64.h: Ditto.
8909 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8910 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
8913 Remove accidently readded definitions of FUNCTION_PROLOGUE,
8914 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
8916 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8919 2001-08-05 Richard Henderson <rth@redhat.com>
8921 * local-alloc.c (update_equiv_regs): Do not move insns that
8924 2001-08-05 Jan Hubicka <jh@suse.cz>
8926 * Makefile.in (reload1.o): Add dedendancy on except.h
8927 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
8929 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
8930 indicating wehther edges has been cleaned up.
8931 * reload1.c: Inlucde except.h
8932 (fixup_abnormal_edges): Accept deleted insns.
8933 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
8936 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8938 * cpplib.c (do_line): Correct line number after pop_buffer.
8940 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8942 PR preprocessor/3824
8943 * line-map.c: Update comments.
8944 * line-map.h: Update comments.
8945 * tradcif.y: Don't consider large numbers unsigned.
8947 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8949 PR preprocessor/3081
8950 * c-lex.c (map): New.
8951 (cb_file_change): Update map and use it.
8952 (cb_def_pragma, cb_define, cb_undef): Use map and line.
8953 (c_lex): Update to use map.
8954 * cpperror.c (print_location): Move to using logical line numbers.
8955 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
8956 (cpp_make_system_header): Similarly.
8957 (_cpp_execute_include): Stop line numbering hacks. Store the
8958 line we will return to.
8959 * cpphash.h (CPP_BUF_LINE): Remove.
8960 (struct cpp_buffer): Remove lineno and pseudo_newlines.
8961 Add map and return_to_line.
8962 (_cpp_do_file_change): Update.
8963 * cppinit.c (cpp_start_read): Update line kludge.
8964 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
8965 (trigraph_ok): Use logical line numbers for diagnostics.
8966 (skip_block_comment): Likewise.
8967 (skip_whitespace): Likewise.
8968 (skip_line_comment): Use pfile->line instead.
8969 (_cpp_lex_token): Update to use logical line numbering exclusively.
8970 Handle BOL locally. Accept new lines in directives, but keep
8971 pfile->line decremented. Diagnostics use logical lines. Update
8973 * cpplib.c (SEEN_EOL): New.
8974 (skip_rest_of_line, check_eol): Use it.
8975 (end_directive): Increase line number when accepting the newline
8976 at the end of a directive.
8977 (run_directive): Simplify.
8978 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
8979 (_cpp_do_file_change): Update to take buffer line number as an
8980 argument, and store the current map in the cpp_reader. Remove
8981 line number kludges.
8982 (_cpp_do__Pragma): Restore output position after a _Pragma.
8983 (cpp_push_buffer): Don't set output line or lineno.
8984 (_cpp_pop_buffer): Transfer more info from a faked buffer.
8985 Remove line kludge. Set output_line.
8986 * cppmacro.c (builtin_macro): Update handling of __LINE__.
8987 (parse_arg): Use logical lines.
8988 (save_lookahead_token): Save EOFs too now.
8989 * cppmain.c (struct printer): Fix comments.
8990 (printer_init): Simplify, let caller do errors.
8991 (scan_translation_unit, check_multiline_token, dump_macro): Update.
8992 (maybe_print_line): Simplify.
8993 (print_line): Don't print a linemarker if -P.
8994 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
8995 (cb_file_change): Simplify.
8996 * line-map.h (LAST_SOURCE_LINE): Fix.
8997 (CURRENT_LINE_MAP): New.
8999 2001-08-05 Bernd Schmidt <bernds@redhat.com>
9001 * doloop.c (doloop_modify_runtime): Properly compute number of
9002 iterations if loop was unrolled.
9004 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
9005 if their CSELIB_VAL_PTRs are.
9007 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
9008 (setup_spill_pointers): Initialize it.
9009 (spill_restore_mem): Set it.
9010 (do_spill, do_restore): Use it to add REG_INC note.
9011 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
9013 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
9014 asms if other insns are available.
9016 * config/ia64/ia64.c (condop_operator): New predicate.
9017 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
9018 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
9021 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
9022 temporary register than directly using a MEM.
9024 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9026 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
9027 parameter in last change.
9029 2001-08-04 Zack Weinberg <zackw@panix.com>
9031 * sparc.md: Don't use #if inside C test expression.
9033 2001-08-04 Richard Henderson <rth@redhat.com>
9035 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
9037 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
9039 * cpphash.h (struct cpp_reader): New member directive_line.
9040 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
9041 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
9042 do_pragma): Pass line to callbacks.
9043 (start_directive): Record line of directive.
9044 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
9045 cb_include): Similarly.
9046 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
9049 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9051 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
9054 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9056 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
9058 * reload1.c (fixup_abnormal_edges): New static function.
9061 * flow.c (need_fake_edge_p): New function.
9062 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
9063 avoid call insn to be very last insn in the insn stream.
9065 * profile.c (branch_prob): Call flow_call_edges_add instead of
9066 doing that by hand; cleanup cfg to re-merge basic blocks once
9069 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9071 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
9072 are also on line-map.h.
9073 * cppfiles.c (stack_include_file): Update.
9074 * cpphash.h (struct cpp_buffer): New member return_at_eof.
9075 (_cpp_pop_buffer): New.
9076 * cppinit.c (cpp_destroy, cpp_finish): Update.
9077 (do_includes): Mark each buffer to return at EOF.
9078 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
9079 return as requested.
9080 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
9081 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
9082 * cpplib.h (cpp_pop_buffer): Remove.
9083 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
9084 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
9086 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
9088 (do_preprocessing): Update.
9089 * fix-header.c (read_scan_file): Update. No need to pop buffers.
9090 * c-parse.in (_yylex): Similarly.
9091 * scan-decls.c (scan_decls): Similarly.
9092 * line-map.h: Update comments.
9094 * objc/Make-lang.in (objc-act.o): Update dependencies.
9096 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9098 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
9099 and soft register for operand 0.
9100 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
9102 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9104 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
9105 register for operand 0.
9106 ("bitcmpqi_z_used"): Allow memory for operand 0.
9107 (split "bitcmpqi"): New split to handle address reg as operand 1.
9109 2001-08-04 Andreas Jaeger <aj@suse.de>
9111 * gcse.c: Revert Daniel's last patch.
9113 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9115 * sparc-protos.h: Add prototypes for fp_zero_operand and
9117 * sh-protos.h: Add prototype for fpul_operand.
9119 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9121 * doc/extend.texi (Other Builtins): Fix typo in last change.
9123 2001-08-03 Richard Henderson <rth@redhat.com>
9125 * target.h (gcc_target): Add asm_out.named_section,
9126 section_type_flags, have_named_sections.
9127 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
9128 (TARGET_HAVE_NAMED_SECTIONS): New.
9129 (TARGET_SECTION_TYPE_FLAGS): New.
9131 * Makefile.in (toplev.o): Depend on TARGET_H.
9132 (varasm.o, dbxout.o): Likewise.
9133 * c-common.c (decl_attributes): Check targetm.have_named_sections
9134 instead of ifdef ASM_OUTPUT_SECTION_NAME.
9135 * dbxout.c (dbxout_function_decl): Likewise.
9136 (dbxout_function_end): Likewise.
9137 * toplev.c (compile_file): Likewise.
9138 * varasm.c (exception_section): Likewise.
9139 * cp/decl2.c (finish_objects): Likewise.
9141 * defaults.h (EH_FRAME_SECTION): Remove.
9142 (EH_FRAME_SECTION_ASM_OP): Remove.
9143 (EH_FRAME_SECTION_NAME): New.
9144 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
9145 (UNIQUE_SECTION_P): Remove.
9146 * dwarf2out.c (SECTION_FORMAT): Remove.
9147 (ASM_OUTPUT_SECTION): Remove.
9148 (output_call_frame_info): Use named_section_flags.
9149 (output_comp_unit, dwarf2out_start_source_file): Likewise.
9150 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
9151 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
9152 * varasm.c (in_eh_frame, eh_frame_section): Remove.
9153 (named_section_flags): New.
9154 (named_section): Use it and targetm.section_type_flags.
9155 (resolve_unique_section): New.
9156 (assemble_start_function): Use it.
9157 (asm_emit_uninitialised, assemble_variable): Likewise.
9158 (default_section_type_flags): New.
9159 (default_no_named_section, default_elf_asm_named_section): New.
9160 (default_coff_asm_named_section, default_pe_asm_named_section): New.
9161 * output.h: Update varasm.c decls.
9162 (SECTION_*): New flags.
9164 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
9165 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
9167 * config/elfos.h (UNIQUE_SECTION_P): Remove.
9168 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
9169 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
9170 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9171 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
9172 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
9173 * config/mips/elf.h, config/mips/elf64.h: Likewise.
9174 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
9175 * config/pa/pa64-hpux.h,
9177 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
9178 (TARGET_ASM_NAMED_SECTION): New.
9179 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
9180 * config/alpha/vms.h, config/arm/coff.h: Likewise.
9181 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
9182 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
9183 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
9184 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
9185 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9186 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
9187 * config/i386/sco5.h, config/i386/win32.h: Likewise.
9188 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
9189 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
9190 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
9191 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
9192 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
9193 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
9194 * config/sparc/sysv4.h: Likewise.
9196 * config/nextstep.h: Error until named sections implemented.
9198 * config/a29k/a29k.c (a29k_asm_named_section): New.
9199 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
9200 (vms_section_type_flags, vms_asm_named_section): New.
9201 * config/arm/arm.c (arm_elf_asm_named_section): New.
9202 * config/avr/avr.c (asm_output_section_name): Remove.
9203 * config/avr/avr-protos.h: Update.
9204 * config/c4x/c4x.c (c4x_asm_named_section): New.
9205 * config/h8300/h8300.c (h8300_asm_named_section): New.
9206 * config/i386/i386.c (sco_asm_named_section): New.
9207 * config/i386/winnt.c (SECTION_PE_SHARED): New.
9208 (i386_pe_section_type_flags): New.
9209 (i386_pe_asm_named_section): New.
9210 * config/i386/i386-protos.h: Update.
9211 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
9212 * config/mcore/mcore.c (mcore_asm_named_section): New.
9213 * config/mips/mips.c (iris6_asm_named_section): New.
9214 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
9215 instead of UNIQUE_SECTION_P.
9216 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
9217 (xcoff_asm_named_section): New.
9218 * config/sh/sh.c (sh_asm_named_section): New.
9219 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
9221 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
9222 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
9223 (EH_FRAME_SECTION_NAME): New.
9224 (EXCEPTION_SECTION): New.
9225 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
9226 (DEBUG_*_SECTION): Remove.
9227 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
9228 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
9229 (EH_FRAME_SECTION_ASM_OP): Remove.
9231 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
9232 (ASM_OUTPUT_SECTION_NAME): Remove.
9233 (TARGET_ASM_NAMED_SECTION): New.
9234 (TARGET_HAVE_NAMED_SECTIONS): New.
9235 (TARGET_SECTION_TYPE_FLAGS): New.
9236 (EH_FRAME_SECTION_ASM_OP): Remove.
9237 (EH_FRAME_SECTION_NAME): New.
9239 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9241 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
9242 for complex expressions when cfun == 0.
9243 * doc/extend.texi: Document that __builtin_constant_p can be
9244 used in data initializers as well as functions.
9246 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
9248 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
9249 variable I locally, instead of expecting a declaration in the
9252 2001-08-03 Richard Henderson <rth@redhat.com>
9254 * except.c (collect_one_action_chain): Add an explicit cleanup
9255 action if regions surrounding a catch were encoded entirely
9256 within the call-site entry.
9258 2001-08-03 Richard Henderson <rth@redhat.com>
9260 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
9261 don't take REGNO of a non-register.
9263 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9265 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
9266 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
9267 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
9268 (__gthread_mutex_init_function): New function for mutex initialization.
9270 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9272 * Makefile.in: Revert screwed up commit.
9274 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9276 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
9277 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
9278 merged by linker script to get a final _exit().
9279 (__do_global_dtors): New for destructor handling in specific exit
9281 (__do_global_ctors): New for constructors in specific install section.
9282 (__map_data_section): Map data sections before running constructors.
9283 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
9284 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
9285 (DTORS_SECTION_ASM_OP): Likewise.
9286 (CTORS_SECTION_FUNCTION): Define to force a reference to
9288 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
9290 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9292 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
9294 * Makefile.in: Add df.h to gcse.c dependencies.
9296 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9298 * varasm.c (output_constant_def_contents): Use for the length of a
9299 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
9300 depending on which is larger.
9302 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9304 * gcse.c: Include df.h for use as a dataflow analyzer.
9306 Declaration of reg_set_info: gone.
9307 New df_analyzer variable used by store motion.
9308 (reg_set_info): Deleted.
9309 (mark_mem_regs): New function, analyze regs used by a mem.
9310 (store_ops_ok): Use dataflow analyzer results to determine if
9311 necessary regs are changed in the block.
9312 (find_moveable_store): Remove check for symbol ref, we can handle
9313 much more complex expressions now.
9314 (compute_store_table): Remove most of the code, it's unnecessary
9315 now that the dataflow analyzer records the info for us.
9316 (store_killed_after): Add parameter to say whether to do the
9317 store_ops_okay test, used to speed up testing when we already know
9318 the answer, and just want to know if the store itself was killed.
9319 (build_store_vector): Largely rewritten to calculate the various
9320 vectors properly, and somewhat optimized.
9321 (store_motion): Init the df_analyzer, get REG_DEF chains.
9322 Also handle trapping expressions (since mems almost always trap)
9323 (simple_mem): Redefine what a simple mem is.
9325 2001-08-03 DJ Delorie <dj@redhat.com>
9327 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
9328 set from a constant part of the condition.
9330 2001-08-01 Andrew Cagney <ac131313@redhat.com>
9332 * mkdeps.c (deps_add_default_target): Make local variable
9333 ``start'' a const char pointer.
9334 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
9336 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9338 * doc/install.texi (Configuration): Fix markup.
9339 (Specific, i?86-*-udk): Likewise.
9340 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9342 Document --enable-threads and --enable-libgcj status.
9343 (Specific, mips-sgi-irix*): Canonicalize triples.
9344 (Specific, mips-sgi-irix5): Warn about problems with this config.
9345 Mention required GNU as patch.
9346 Native assembler problems are fixed.
9347 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9348 Document --enable-threads and --enable-libgcj status.
9350 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9352 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9355 2001-08-03 Richard Henderson <rth@redhat.com>
9357 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9360 2001-08-03 Richard Henderson <rth@redhat.com>
9362 * rtlanal.c (find_first_parameter_load): Stop if we
9363 reach a CODE_LABEL at BOUNDARY.
9365 2001-08-03 Richard Henderson <rth@redhat.com>
9367 * config/alpha/alpha.md (force_movdi): New insn.
9368 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9369 Tweek FRP marking of VMS prologue insns.
9370 * config/alpha/vms.h (EPILOGUE_USES): New.
9372 2001-08-02 Richard Henderson <rth@redhat.com>
9374 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9376 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9378 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9379 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9380 config/convex/convex.h, config/d30v/d30v.c,
9381 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9382 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9383 config/mips/mips.h, config/mn10200/mn10200.h,
9384 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9385 config/v850/v850.h, config/vax/openbsd.h,
9386 config/vax/openbsd1.h, config/vax/ultrix.h,
9387 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9388 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9389 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9390 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9391 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9392 in comments and documentation.
9394 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9398 * Makefile.in (line-map.o): New.
9399 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9400 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9401 * cpperror.c (print_containing_files): Similarly.
9402 (print_location): Update. Don't output a space before _Pragma.
9403 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9404 (stack_include_filee, cpp_make_system_header): Update.
9405 (_cpp_execute_include): Get logical line number right for calling
9406 as-yet-unterminated #include.
9407 * cpphash.h (struct cpp_reader): Add line_maps.
9408 (_cpp_do_file_change): Update.
9409 * cppinit.c (cpp_create_reader): Initialize line maps.
9410 (cpp_destroy): Destroy line maps.
9411 (cpp_start_read): Get logical line number right.
9412 * cpplex.c (parse_string): Only warn once for multi-line strings.
9413 Use boolean variable for null warning.
9414 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9416 (do_include_common): End the directive early.
9417 (do_line): Don't warn about out-of-range lines in preprocessed
9418 source. Update. Remove unused variables.
9419 (_cpp_do_file_change): Update for new line mapping.
9420 (pragma_cb): New typedef.
9421 (cpp_register_pragma): Stop looking ahead before calling the
9423 (do_pragma_system_header): End directive early.
9424 (cpp_get_line_maps): New.
9425 (cpp_pop_buffer): Fudge logical line. Update.
9426 * cpplib.h: Include line-map.h
9427 (enum cpp_fc_reason): Remove.
9428 (struct cpp_file_change): Update.
9429 (cpp_get_line_maps): New.
9430 * cppmain.c (struct_printer): New member map.
9431 (cb_file_change): Update for new mappings.
9432 * fix-header.c (cb_file_change): Similarly.
9434 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9436 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9437 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9439 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9441 * config/vax/vax.c: include expr.h.
9443 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9445 * Makefile.in ($(srcdir)/configure): Only rebuild in
9447 ($(srcdir)/config.in): Only define in maintainer mode.
9448 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9450 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9452 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9454 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9456 * gcc.c (set_collect_gcc_options): New function, split out from
9458 Ignore elided switches.
9459 (do_spec_1): Invoke before executing command.
9460 (set_input): Export.
9461 Move declaration ...
9462 * gcc.h (set_input): ... here.
9463 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9466 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9469 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9471 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9473 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9475 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9476 for the unnamed instructions it expands to.
9478 2001-08-02 Richard Henderson <rth@redhat.com>
9480 * regclass.c (call_really_used_regs): Conditionally define.
9481 (init_reg_sets_1): Don't use it if not defined.
9482 (fix_register): Similarly, don't set it.
9484 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9486 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9487 Correct comment that had been missed in the previous change.
9489 2001-08-01 Stan Shebs <shebs@apple.com>
9491 * config/darwin.c (machopic_stub_name): Try matching by name.
9492 (update_stubs): New function.
9493 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9496 2001-08-01 Richard Henderson <rth@redhat.com>
9498 * except.c (output_function_exception_table): Use assemble_align.
9499 * varasm.c (assemble_eh_label): Remove.
9500 (assemble_eh_align, assemble_eh_integer): Remove.
9502 2001-08-01 Robert Lipe <robertl@caldera.com>
9504 * dwarfout.c: Remove reference to README.DWARF.
9506 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9508 * regclass.c (call_really_used_regs): New array for registers which
9509 are actually used by a call.
9510 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9512 (fix_register): Set call_really_used too.
9513 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9514 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9516 2001-08-01 Richard Henderson <rth@redhat.com>
9518 * read-rtl.c (read_name): Consider \r whitespace.
9520 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9522 * config.gcc: Recognize powerpc-*-netbsd*.
9524 * doc/install.texi (Host/target specific installation notes for
9525 GCC): Mention powerpc-*-netbsd*.
9527 * config/rs6000/netbsd.h: New file.
9528 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9529 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9530 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9531 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9532 (TARGET_VERSION): Redefine.
9534 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9535 mcall-netbsd as a match for mcall-sysv.
9536 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9537 (ncrti.S, ncrtn.S): New targets.
9538 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9540 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9541 "netbsd' as a V4 ABI.
9542 (ASM_SPEC): Check for -mcall-netbsd.
9543 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9544 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9545 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9546 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9547 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9548 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9549 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9551 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9552 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9554 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9556 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9557 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9558 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9559 including "unwind-pe.h".
9561 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9563 * rs6000.md (define_splits): Kill unused constraints.
9565 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9566 Jan Hubicka <jh@suse.cz>
9568 * function.c (thread_prologue_and_epilogue_insns): Kill code
9569 dealing with non-existent CFG.
9571 2001-08-01 Kazu Hirata <kazu@hxi.com>
9573 * alias.c: Fix comment formatting.
9574 * bitmap.c: Likewise.
9575 * builtins.c: Likewise.
9576 * calls.c: Likewise.
9577 * c-common.c: Likewise.
9578 * c-decl.c: Likewise.
9579 * c-dump.c: Likewise.
9580 * c-lex.c: Likewise.
9581 * collect2.c: Likewise.
9582 * combine.c: Likewise.
9583 * conflict.c: Likewise.
9584 * cppfiles.c: Likewise.
9585 * cppinit.c: Likewise.
9586 * cpplex.c: Likewise.
9587 * cpplib.c: Likewise.
9588 * cppmacro.c: Likewise.
9589 * cppspec.c: Likewise.
9590 * c-pragma.c: Likewise.
9591 * crtstuff.c: Likewise.
9593 * cselib.c: Likewise.
9594 * c-semantics.c: Likewise.
9595 * c-typeck.c: Likewise.
9597 2001-08-01 H.J. Lu <hjl@gnu.org>
9599 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9601 2001-08-01 H.J. Lu <hjl@gnu.org>
9603 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9605 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9607 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9608 contextualizing Objective-C class name lookup by the lexer.
9609 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9611 (protocoldef): Add support for forward @protocol declarations.
9612 (yylexname): Suppress ObjC class name lookup in certain contexts;
9613 re-enable after lookup is complete.
9614 (_yylex): Re-enable ObjC class name lookup when certain
9615 punctuation marks are seen.
9617 * objc/objc-act.c (check_protocol_recursively): New function used
9618 for finding circular dependencies in protocols.
9619 (objc_declare_protocols): New function for handling forward
9620 @protocol declarations.
9621 (receiver_is_class_object): Detect the case when 'self' is used
9622 inside of a class method.
9623 (build_message_expr): Issue a warning if class method is desired
9624 but instance method is found instead.
9625 (conforms_to_protocol): Streamline.
9626 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9627 protocol Foo, even if 'Bar foo' does not.
9628 (check_protocols): Streamline.
9629 (start_protocol): Add checks for circular and duplicate protocol
9631 (encode_aggregate_within): For typedefs of structs, encode the
9633 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9634 (objc_declare_protocols): New prototype.
9636 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9638 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9639 * cpplex.c (handle_newline): Update prototype. Maintain logical
9641 (skip_escaped_newlines, skip_block_comment, parse_string):
9643 (_cpp_lex_token): Update, and store token position within the token.
9644 * cpplib.h (struct cpp_token): Add line and column entries.
9645 * cppmacro.c (replace_args): Position stringified tokens correctly.
9647 2001-08-01 Andreas Jaeger <aj@suse.de>
9649 * basic-block.h: Add prototype for last_loop_beg_note.
9651 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9653 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9654 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9656 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9657 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9658 expand_decl_cleanup.
9659 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9661 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9662 operand while calling simple_cst_equal.
9663 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9664 operand is the cleanup expression, the third is the RTL_EXPR.
9665 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9667 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9669 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9671 2001-07-31 matthew green <mrg@eterna.com.au>
9673 * config.gcc (i386-*-netbsdelf): New description.
9674 * config/i386/netbsd-elf.h: New file.
9676 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9678 * loop.c (check_dbra_loop): Use single_set to compute
9681 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9683 PowerPC reorg and support for powerpc64-*-linux*.
9685 Also fixes emitting of constants on 32 bit and 64 bit
9688 * config.gcc: powerpc64-*-linux* is a new target.
9689 Things that needed aix.h now also include xcoff.h
9691 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9693 Move AIX specific stuff into aix.h.
9694 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9695 with more than just XCOFF now.
9696 (SET_ASM_OP): Remove, now defined where needed.
9697 (FUNCTION_PROLOGUE): New macro definition.
9698 (FUNCTION_EPILOGUE): New macro definition.
9699 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9701 * config/rs6000/xcoff.h: New file.
9703 * config/rs6000/linux64.h: New file.
9705 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9707 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9709 * rs6000.c (print_operand_address): Handle ELF syntax.
9710 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9711 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9712 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9714 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9716 * rs6000.c (rs6000_override_options): Only disable
9717 flag_function_sections for XCOFF.
9718 (exact_log2_cint_operand): New predicate.
9719 (reg_or_{add,sub}_cint64_operand): New predicates.
9720 (add_operand): Compare CONST_INT with fewer function calls.
9721 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9722 (print_operand, case 'p'): Ensure positive operand.
9723 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9724 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9725 (PREDICATE_CODES): Add new predicates.
9726 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9727 (divsi3, modsi3): Ensure positive power-of-2.
9728 (adddi3): Use new predicate. Split 32-bit constants more
9729 correctly. Re-arrange splitter to handle any constant.
9730 (subdi3): Use new predicate.
9731 (divdi3, moddi3): Ensure positive power-of-2.
9732 (movdi): Use rs6000_emit_set_const.
9733 (load_toc_v4_pic_di): Delete.
9735 2001-07-31 Graham Stott <grahams@redhat.com>
9737 * function.c (pad_below): Revert 2001-07-26 patch.
9739 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9741 * reg-stack (convert_regs_1): Fix best edge condition.
9743 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9745 * jump.c (duplicate_loop_exit_test): Better test for jumps
9746 entering the loop; create loop pre_header.
9748 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9750 * doc/install.texi: Add s390 and s390x as new targets.
9751 * doc/invoke.texi: Add documentation of S/390 and zSeries
9753 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9755 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9757 * config/m68k/m68k.md: Replace all general_operand with
9758 nonimmediate_operand for all destinations.
9759 * config/m68k/m68k.c (not_sp_operand): Likewise.
9761 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9763 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9765 2001-07-30 Richard Henderson <rth@redhat.com>
9767 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9768 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9770 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9772 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9773 Add missing doc strings
9774 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9775 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9777 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
9779 * i386.c (ix86_output_main_function_alignment_hack): New function.
9780 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
9782 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
9783 edges by EDGE_DFS_BACK flag.
9784 (dump_edge_info): Add dfs_back flag.
9785 * basic-block.h (EDGE_DFS_BACK): New constant.
9786 (mark_dfs_back_edges): Declare.
9787 * alias.c (loop_p): Remove.
9788 (mark_constant_function): Use mark_dfs_back_edges.
9790 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
9791 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
9792 (compensate_edge): Break out from ...
9793 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
9794 (convert_regs_2): Set block_done once block is really done;
9795 Do updating of the predecesors counts.
9797 * toplev.c (rest_of_compilation): Recompute block_for_insn
9798 before post-reload cfg_cleanup.
9799 * function.c (thread_prologue_epilogue_insns):
9800 Call set_block_for_new_insns when emitting prologue directly.
9802 2001-07-30 Andreas Jaeger <aj@suse.de>
9804 * jump.c: Add prototype for mark_modified_reg.
9806 * cse.c (set_live_p): Add unused attribute.
9808 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
9810 (scan_for_source_files): Use long for count to avoid overflow.
9811 (output_data): Likewise.
9812 (output_data): Don't use string concatatenation to silence gcc
9815 * predict.c: Fix typos and grammar.
9817 * gcse.c (insert_insn_end_bb): Remove unused variables.
9819 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
9821 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
9822 (attempt_auto_inc): LIkewise.
9823 (mark_used_reg): Likewise.
9824 (try_pre_increment_1): Likewise.
9825 * regclass.c (regclass): Likewise.
9826 * global.c (allocno_compare): Update comment; change scaling factor.
9827 * local-alloc.c (QTY_CMP_PRI): Likewise.
9828 * regs.h (REG_FREQ_FROM_BB): New.
9829 (REG_FREQ_MAX): Likewise.
9831 2001-07-30 H.J. Lu <hjl@gnu.org>
9833 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
9836 2001-07-30 H.J. Lu (hjl@gnu.org)
9838 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
9839 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9840 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
9842 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
9844 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
9845 as -mthumb-interwork when -mcpu=arm7 is specified.
9847 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9849 * predict.def (noreturn, loop branch, loop exit): Mark as first
9852 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
9854 * combine.c (try_combine): Avoid barrier after noop jumps.
9856 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9858 * cpphash.h (struct cpp_reader): Remove import_warning.
9859 * cpplib.c (skip_rest_of_line): Don't bother turning off
9861 (parse_include): Move include handling to...
9862 (do_include_common): ... here. Move import warning from...
9863 (do_import): ... here.
9864 (do_pragma_poison): Don't do a callback for poison identifiers.
9865 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
9866 * cppmain.c (setup_callbacks): Similarly.
9868 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9870 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
9871 handle multiple sets.
9872 * except.c (sjlj_mark_call_sites): .... here.
9873 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
9875 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9877 Suggested by Richard Henderson and Richard Kenner:
9878 * combine.c (recog_for_combine): Use the fake recog
9879 only if instruction does not match.
9880 * rtl.h (NOOP_MOVE_INSN_CODE): New.
9881 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
9883 * combine.c (try_combine): Discover noop jump as direct jump.
9885 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
9887 * df.c (df_rd_global_compute): Add successors to worklist, not
9889 (df_ru_global_compute): Ditto.
9891 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
9893 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
9894 increment REG_N_SETS.
9896 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
9898 * sbitmap.h: New prototype for sbitmap_a_xor_b.
9900 * sbitmap.c (sbitmap_a_xor_b): New function.
9901 ifdef the basic block stuff on IN_GCC.
9903 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9905 * cppexp.c (parse_defined): Always record the macro name.
9906 (lex): Don't worry about identifiers, or special-case
9908 (_cpp_parse_expr): Figure out at the end of the routine
9909 whether we saw a valid !defined() expression.
9910 * cppfiles.c (stack_include_file): Update for mi_valid.
9911 (_cpp_pop_file_buffer): Similarly.
9912 * cpplex.c (_cpp_lex_token): Similarly.
9913 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
9914 mi_if_not_defined, mi_lexed): Remove.
9916 * cpplib.c (do_if): Simplify.
9917 (do_endif, push_conditional, _cpp_handle_directive): Update
9918 for renaming of mi_state to mi_valid.
9920 * cpp.texi: Add index entries for digraphs, and add comment
9921 that C++ refers to them as alternative tokens.
9923 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
9925 * basic-block.h (CLEANUP_PRE_LOOP): New.
9926 * except.c (finish_eh_generation): Update call of cleanup_cfg.
9927 * sibcall.c (optimize_sibling_calls): Likewise.
9928 * toplev.c (rest_of_compilation): Likewise.
9929 * flow.c (try_forward_edges): Take argument MODE;
9930 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
9931 (try_optimize_cfg): Update call of try_forward_edges.
9933 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9934 Jan Hubicka <jh@suse.cz>
9936 * (validate_replace_rtx_1): Fix simplification of MINUS.
9938 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
9940 PR preprocessor/3669
9941 * cppinit.c (init_dependency_output): Turn off dump requests
9942 if sending dependencies to stdout.
9944 2001-07-28 Richard Henderson <rth@redhat.com>
9946 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
9949 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
9951 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
9953 2001-07-28 Kazu Hirata <kazu@hxi.com>
9955 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
9956 is VAR_DECL first to prevent an ICE.
9958 2001-07-28 Richard Henderson <rth@redhat.com>
9960 * varasm.c (immed_real_const_1): Don't elide special cases for
9962 (clear_const_double_mem): Clear const_tiny_rtx too.
9964 2001-07-28 Richard Henderson <rth@redhat.com>
9966 * dwarf2out.c (dw_val_class_offset): New.
9967 (struct dw_ranges_struct, dw_ranges_ref): New.
9968 (ranges_table, ranges_table_allocated): New.
9969 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
9970 (add_AT_offset, add_ranges, output_ranges): New.
9971 (print_die, output_die): Handle dw_val_class_offset.
9972 (attr_checksum, size_of_die, value_format): Likewise.
9973 (gen_lexical_block_die): Handle non-contiguous blocks.
9974 (gen_block_die): Likewise.
9975 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
9976 if needed. Dump the ranges table.
9977 * final.c (final_start_function): Remove unnecessary notes and
9978 rebuild the block tree before numbering the blocks.
9979 * function.c (reorder_blocks_0): Walk the existing block tree
9980 to unmark all blocks.
9981 (reorder_blocks_1): Create block fragments when duplicate block
9983 (reorder_fix_fragments): New.
9984 (reorder_blocks): Call it.
9985 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
9987 2001-07-28 Richard Henderson <rth@redhat.com>
9989 * emit-rtl.c (adjust_address): Make a copy of the memory address.
9991 2001-07-28 Richard Henderson <rth@redhat.com>
9993 * flow.c (add_to_mem_set_list): New function.
9994 (init_propagate_block_info): Use it.
9995 (mark_set_1): Likewise.
9996 (insn_dead_p): Canonicalize memory address for dead store
9997 comparison. Allow wider mode stores to kill narrower mode stores.
9998 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
9999 (invalidate_mems_from_set): Don't handle MEMs.
10001 2001-07-28 Kazu Hirata <kazu@hxi.com>
10003 * config/h8300/h8300.h: Fix formatting.
10005 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10007 * basic-block.h (EDGE_FREQUENCY): New macro.
10008 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
10010 * flow.c (find_sub_basic_blocks): Likewise.
10011 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
10012 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
10014 * predict.c (DEF_PREDICTOR): New argument FLAGS.
10015 (HITRATE): New macro.
10016 (PRED_FLAG_FIRST_MATCH): New constant.
10017 (predictor_info): New field flgags.
10018 (combine_predictions_for_insn): Use DS theory to combine
10019 probabilities; set the edge probabilities when finished.
10020 (estimate_probability): Avoid duplicated matches
10021 of LOOP_BRANCH heuristics for nested loops; update comment.
10022 * predict.def: Add flags for each prediction, set probabilities
10023 according to B&L paper.
10024 * predict.h (DEF_PREDICTOR): New argument FLAGS.
10026 * profile.c (compute_branch_probabilities): Cleanup way the edge
10027 probabilities are computed and REG_BR_PROB notes are dropped; if
10028 values does not match, emit error.
10029 (init_branch_prob): Do error instead of warning when profile driven
10030 feedback is missing or corrupt.
10032 2001-07-27 DJ Delorie <dj@redhat.com>
10034 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
10035 against a constant, try to adjust the compare to have the desired
10036 constant in it so that min/max optimizations happen more often.
10038 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10040 * flow.c (last_loop_beg_note): New function.
10041 (redirect_edge_and_branch): Use it.
10042 (split_edge): Likewise.
10044 * alias.c (loop_p): Avoid uninitialized memory access.
10046 * flow.c (try_forward_edges): Avoid accessing freed memory.
10048 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
10051 2001-07-26 Andrew Haley <aph@redhat.com>
10052 Joern Rennecke <amylaar@redhat.com>
10054 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
10055 (SUBTARGET_CPP_ENDIAN_SPEC): New.
10056 (SUBTARGET_CPP_SPEC): New.
10057 (CPP_SPEC): Remove.
10058 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
10059 (SUBTARGET_CPP_PTR_SPEC): New.
10060 (CPP_DEFAULT_CPU_SPEC): New.
10061 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
10062 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10063 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
10064 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10065 (SUBTARGET_CPP_SPEC): Define as an empty string.
10067 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10069 * doc/install.texi (Configuration): Properly link the host
10070 specific instructions also when generating HTML.
10072 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
10074 * flow.c (redirect_edge_and_branch_force): Test
10075 target->global_live_at_start.
10077 2001-07-26 Richard Henderson <rth@redhat.com>
10079 * simplify-rtx.c (avoid_constant_pool_reference): Export.
10080 * rtl.h (avoid_constant_pool_reference): Declare it.
10081 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
10082 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
10084 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10086 * rtl.h (cleanup_barriers): Declare.
10087 * jump.c (cleanup_barriers): New function.
10088 * toplev.c (rest_of_compilation): Call cleanup_barriers
10089 before loop optimizer and after bb_reorder.
10091 * flow.c (back_edge_of_syntactic_loop_p): New.
10092 (split_edge): Use it.
10094 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10096 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
10098 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
10100 * cse.c (cse_process_notes): Replace any registers if the address
10103 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
10105 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
10106 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
10107 (propagate_block): Update prototype.
10108 * flow.c (update_life_info): Simplify the CFG and
10109 recalculate the global regs which are alive when
10110 removing dead code during a global update.
10111 (propagate_block): Return non-zero if an INSN is
10114 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10116 * Makefile.in (LIBICONV): Define.
10118 2001-07-26 Catherine Moore <clm@redhat.com>
10120 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
10121 of conditional to avoid tree checking errors.
10123 2001-07-26 Kazu Hirata <kazu@hxi.com>
10125 * regmove.c (regmove_optimize): Don't replace a reg with
10126 another reg of a different mode.
10128 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
10130 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
10131 limit length of dependency flush list.
10132 * params.h (MAX_PENDING_LIST_LENGTH): Define.
10133 * sched-int.h (struct deps): Add pending_flush_length field.
10134 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
10135 has 1 element in it.
10136 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
10137 (sched_analyze): After a jump, if the pending memory flush list is too
10138 large, flush the pending lists.
10139 (init_deps): Initialize pending_flush_length to 0.
10140 * doc/invoke.texi (max_pending_list_length): Document parameter.
10142 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
10144 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
10145 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
10146 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
10148 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10150 * cpphash.h (struct_lexer_state): Delete was_skipping.
10151 Move skipping here from struct cpp_reader.
10152 * cpplex.c (parse_identifier): Update.
10153 (_cpp_lex_token): Don't skip tokens in a directive.
10154 * cpplib.c (struct if_stack): Update.
10155 (start_directive, end_directive): Don't change skipping state.
10156 (_cpp_handle_directive): Update.
10157 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
10158 (do_else, do_endif): Update; only check for excess tokens if not
10159 in a skipped conditional block.
10160 (push_conditional): Update for new struct if_stack.
10162 2001-07-26 Graham Stott <grahams@redhat.com>
10164 * function.c (locate_and_pad_parm): Also pad initial offset
10165 so that the total argument size also includes the padding.
10167 2001-07-26 Graham Stott <grahams@redhat.com>
10169 * gensupport.c (alter_output_for_insn): Correct enable checking failure
10170 change XSTR to XTMPL.
10172 (process_one_cond_exec): Likewise
10174 2001-07-25 Richard Henderson <rth@redhat.com>
10176 * varasm.c (assemble_variable): Create DECL_RTL before setting
10179 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
10181 * predict.c (estimate_probability): Avoid duplicated predictions.
10183 * loop.c (find_and_verify_loops): Grok multiple barriers.
10185 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10187 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
10189 * dbxout.c: Consistently use putc instead of fputc.
10190 (print_wide_int): New function; call instead of direct fprintf.
10191 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
10192 (dbxout_type_fields, dbxout_type_method_1): Likewise.
10193 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
10194 (print_int_cst_octal): Likewise.
10195 (print_octal): Show we wrote characters.
10196 (dbxout_type): Set have_used_extensions in more places.
10198 2001-07-25 Catherine Moore <clm@redhat.com>
10200 * config/v850/v850.c (v850_va_arg): Use addr
10201 instead of valist to build incr.
10203 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
10205 * flow.c (delete_dead_jumptables): New function.
10206 (life_analyzis): Call it.
10207 * bb-reorder.c (skip_insns_after_block): Handle contradictory
10210 2001-07-25 Richard Henderson <rth@redhat.com>
10212 * except.c (reachable_handlers): Handle a region being removed
10213 out from under a RESX.
10215 2001-07-25 Richard Henderson <rth@redhat.com>
10217 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
10218 swap GE/GT if it is an fp comparison.
10220 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
10222 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
10225 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
10227 * ssa.c (rename_insn_1): Do not wrap an assignment to a
10228 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
10231 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
10232 throw an exception.
10233 (visit_expression): When attempting to simplify an expression,
10234 retrieve any modes for arguments before they are simplified
10237 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10238 Janis Johnson <janis@us.ibm.com>
10240 * stmt.c (expand_goto): A nonlocal goto can be a call too.
10241 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
10242 pointer parameters to match documented usage of nonlocal_goto.
10243 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
10244 parameters to their correct order.
10245 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
10246 parameters to their correct order.
10248 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10250 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
10252 2001-07-25 Jan Hubicka <jh@suse.cz>
10253 Richard Henderson <rth@redhat.com>
10255 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
10257 (make_edges): New argument update_p; populate the edge cache if set.
10258 (find_basic_blocks): Update make_edges invocation.
10260 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10262 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
10264 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10266 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
10267 -Acpu and -Amachine.h.
10268 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
10269 Corrected header to say ELF not a.out.
10270 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
10271 when given -msoft-float.
10273 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10275 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
10276 extra multilib parts like arm-elf.
10277 (i960-*-coff*, i960-*-rtems): Should not use collect2.
10278 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
10279 crtfini.o as extra multilib parts.
10281 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10283 * configure.in: Add rtems as a supported thread model.
10284 * gthr-rtems.h: Add missing entry point __gthread_active_p.
10285 * configure: Rebuilt.
10287 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
10289 * stor-layout.c (get_mode_alignment): make it work when
10290 BITS_PER_UNIT is not a power of two.
10291 * builtins.c (get_pointer_alignment): Likewise.
10293 2001-07-24 Richard Henderson <rth@redhat.com>
10295 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
10296 the retrieved constant into the expected mode.
10298 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10300 * flow.c (try_simplify_condjump): Avoid duplicated edges.
10301 (verify_flow_info): Check for duplicated edges; clarify
10304 * flow.c (block_label): Update basic_block_for_insn.
10305 (commit_edge_insertions): Call compute_bb_for_insn.
10307 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
10310 * flow.c (redirect_edge_and_branch,
10311 try_optimize_cfg): Use redirect_edge_succ_nodup
10312 (redirect_edge_succ_nodup): New.
10313 * basic_block.h (redirect_edge_succ_nodup): Declare.
10315 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
10318 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
10320 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
10321 (try_crossjump_to_edge): Update commetns.
10322 (try_crossjump_bb): Likewise.
10324 2001-07-24 Richard Henderson <rth@redhat.com>
10326 * combine.c (distribute_notes): Move set of need_refresh
10327 for noop_move_p down to catch all cases.
10329 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
10331 * recog.c (split_all_insns_noflow): New.
10332 * rtl.h (split_all_insns_noflow): Declare.
10333 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
10334 * m68hc11.c (m68hc11_reorg): Likewise.
10335 * sh.c (machine_dependent_reorg): Likewise.
10336 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
10339 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10341 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10342 (ashlsi3_n splitter): Likewise.
10343 (lshrsi3_n splitter): Likewise.
10345 (GOTaddr2picreg): Make const SImode.
10346 (sym_label2reg): Likewise.
10347 (symGOT2reg): Likewise.
10348 (symGOTOFF2reg) Likewise.
10350 (casesi_worker_0): Make unspec SImode.
10352 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10354 * config/sh/sh.c (barrier_align): Check that an operand really is
10355 an insn before extracting its INSN_CODE.
10357 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10359 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10362 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10363 for SImode to prevent overflow.
10365 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10367 * config/mips/irix6-libc-compat.c: New file.
10368 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10369 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10370 passing workaround.
10372 2001-07-24 lars brinkhoff <lars@nocrew.org>
10374 * rtl.texi (REG_POINTER): Document.
10375 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10376 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10378 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10380 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10382 2001-07-23 Richard Henderson <rth@redhat.com>
10384 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10386 2001-07-23 Kazu Hirata <kazu@hxi.com>
10388 * config/h8300/h8300-protos.h: Add a prototype for
10389 general_operand_dst_push.
10390 * config/h8300/h8300.c (general_operand_dst_push): New.
10391 * config/h8300/h8300.h (OK_FOR_T): New.
10392 (EXTRA_CONSTRAINT): Use it.
10393 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10394 the existing movqi pattern.
10395 (movhi_push): Likewise.
10397 * reload.c: Fix comment typos.
10399 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10401 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10403 2001-07-23 H.J. Lu (hjl@gnu.org)
10405 * doc/extend.texi: Update __builtin_return_address and
10406 __builtin_frame_address.
10408 2001-07-23 Richard Henderson <rth@redhat.com>
10410 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10412 * config/i386/i386.md: New setcc+movzbl peephole2.
10414 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10416 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10417 * objc/objc-act.c: Include debug.h.
10418 (synth_module_prologue): Save and restore debug hooks too.
10420 2001-07-23 lars brinkhoff <lars@nocrew.org>
10422 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10423 and C4X_FLOAT_FORMAT.
10424 (BOOL_TYPE_SIZE): Document.
10426 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10428 * unroll.c (loop_iterations): Fix miscalculation of initial
10431 2001-07-13 Andrew Haley <aph@redhat.com>
10433 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10434 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10435 * config/sh/sh.c (sh_can_redirect_branch): New function.
10436 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10437 * reorg.c (steal_delay_list_from_target): Use
10438 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10440 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10442 * flow.c (try_simplify_condjump): Unlink insn chain on
10443 fallthru edge; use can_fallthru.
10445 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10447 * basic-block.h (find_sub_basic_block): Declare.
10448 * flow.c (make_edges): New arguments MIN and MAX;
10449 (find_sub_basic_blocks): Revamp to use make_edges
10450 and purge_dead_edges.
10451 (find_basic_blocks): Update call of find_sub_basic_block.
10453 * recog.c (split_all_insns): Always expect CFG to be consistent;
10454 call find_sub_basic_blocks in case something has changed.
10455 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10458 * basic-block.h (delete_noop_moves): Declare.
10459 * combine.c (combine_instructions): Call it.
10460 (recog_for_combine): Tolerate noop moves
10461 (distribute_notes): Force refresh when register dies at noop move.
10462 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10464 (life_analysis): Update delete_noop_moves call.
10465 (set_noop_p): Move too ...
10466 * rtlanal.c (noop_move_p): ... here.
10467 * rtl.h (noop_move_p): Declare.
10469 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10470 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10472 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10473 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10475 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10477 * reload.c (push_reload): Fix typo in comment.
10478 (find_reloads_address): Ditto.
10479 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10481 2001-07-22 Richard Henderson <rth@redhat.com>
10483 * flow.c: Grammar check and clarify a lot of comments.
10484 (try_simplify_condjump): Rename variables to be clearer.
10485 (try_forward_edges): Skip complex and fallthru edges.
10486 Rearrange tests to avoid duplicate checks.
10487 (flow_find_cross_jump): Likewise.
10488 (outgoing_edges_match): Allow match if neither branch has
10489 probability data. Loosen probability match to 5%.
10490 (try_crossjump_to_edge): Hoist repeated indirection into
10492 (try_crossjump_bb): Don't check complex edges. Eliminate
10493 redundant crossjump tests.
10494 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10495 checks before more expensive checks.
10497 2001-07-22 Richard Henderson <rth@redhat.com>
10499 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10500 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10503 2001-07-22 Richard Henderson <rth@redhat.com>
10505 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10506 (const_sint32_operand): Likewise.
10507 * m68k.md (anon mulsi pattern): Use const_int_operand not
10508 const_sint32_operand.
10509 (umulsi3_highpart): Zero extend a constant input.
10510 (smulsi3_highpart): Don't bother checking SImode constant.
10511 (const_umulsi3_highpart): Give op3 DImode.
10512 (const_smulsi3_highpart): Likewise.
10514 2001-07-22 Richard Henderson <rth@redhat.com>
10516 * flow.c (split_block): Make sure bb_note is included in the
10517 new block when splitting before a label.
10519 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10521 * basic-block.h (redirect_edge_and_branch_force,
10522 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10523 * flow.c (redirect_edge_and_branch_force,
10524 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10525 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10526 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10527 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10528 instead of label; update CFG after transformation.
10529 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10530 for finishing the transformation; handle even case where ELSE
10531 does not follow THEN.
10532 (find_if_case_2): Update call of dead_or_predictable; simplify
10535 * emit-rtl.c (split_branch_probability): New global variable.
10536 (try_split): Take care to set split_branch_probability and
10537 create REG_BR_PROB note for new jump insns.
10538 * md.texi (define_split): Document new feature.
10540 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10542 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10544 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10545 (asm_out_file): Remove redundant declaration.
10546 (assemble_asm): Remove old #if 0 block.
10547 (assemble_variable): Remove end of function; debug output is
10548 now handled with global_decl. Remove old #if 0 block. Update.
10549 Remove saved_in_section and associated no-op code.
10550 * Makefile.in (varasm.o): Correct dependencies.
10552 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10554 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10555 the definition in defaults.h.
10557 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10559 * jump.c: Update comments.
10560 (delete_barrier_successors, delete_unreferenced_labels,
10561 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10562 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10563 jump_optimize, jump_optimize_minimal): Kill.
10564 (rebuild_jump_labels): Move code from jump_optimize_1.
10565 (purge_line_number_notes): Likewise.
10566 (copy_loop_headers): Likewise.
10567 * reg-stack.c: Update comment.
10568 * stmt.c: Likewise.
10569 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10570 JUMP_AFTER_REGSCAN): Kill.
10571 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10572 purge_line_number_notes and copy_loop_headers.
10574 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10575 Richard Henderson <rth@redhat.com>
10577 * dbxout.c (dbxout_global_decl): New.
10578 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10579 * sdbout.c (sdbout_finish): New.
10580 (sdbout_debug_hooks): Use it, add comments.
10581 (sdbout_global_decl): Defer initialised public vars to
10583 * varasm.c (assemble_variable): Don't output debug information
10584 for file-scope variables.
10586 2001-07-22 Richard Henderson <rth@redhat.com>
10588 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10589 (get_round_mode_suffix): New.
10590 (print_operand): Use them for [/]. Remove support for [&'`()+].
10591 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10592 * config/alpha/alpha.md (attr round_suffix): New.
10593 (attr trap_suffix): New.
10594 (all insns): Set them appropriately. Use %/ instead of the
10595 myriad punctuators.
10597 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10599 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10601 2001-07-22 Richard Henderson <rth@redhat.com>
10603 * regrename.c (regrename_optimize): Compute nregs for each
10604 potential target register.
10606 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10607 Richard Henderson <rth@redhat.com>
10609 * dbxout.c (dbxout_global_decl): New.
10610 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10611 * sdbout.c (sdbout_finish): New.
10612 (sdbout_debug_hooks): Use it, add comments.
10613 (sdbout_global_decl): Defer initialised public vars to
10615 * varasm.c (assemble_variable): Don't output debug information
10616 for file-scope variables.
10618 2001-07-21 H.J. Lu (hjl@gnu.org)
10620 * config/mips/mips.c (mips_cpu): Moved into ...
10621 (override_options): Here.
10623 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10625 (mips_cpu): Removed.
10627 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10629 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10630 ("iorqi3"): Likewise.
10631 ("xorqi3"): Likewise.
10632 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10633 ("*subhi3_sp): Likewise.
10634 ("*subhi3"): Likewise.
10635 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10638 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10640 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10641 * config/freebsd.h: Likewise.
10642 * config/linux.h: Likewise.
10643 * config/openbsd.h: Likewise.
10644 * config/alpha/linux-elf.h: Likewise.
10645 * config/arm/linux-elf.h: Likewise.
10646 * config/d30v/d30v.h: Likewise.
10647 * config/fr30/fr30.h: Likewise.
10648 * config/ia64/aix.h: Likewise.
10649 * config/ia64/ia64.h: Likewise.
10650 * config/mips/linux.h: Likewise.
10651 * config/pj/pj.h: Likewise.
10652 * config/rs6000/linux.h: Likewise.
10653 * config/sparc/linux.h: Likewise.
10654 * config/sparc/linux64.h: Likewise.
10656 2001-07-20 Bruce Korb <bkorb@gnu.org>
10658 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10659 because getc() and char* may disagree on signedness.
10661 2001-07-20 Richard Henderson <rth@redhat.com>
10663 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10665 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10666 insns to delete in the presence of cc0 in a jump insn.
10668 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10669 Jan Hubicka <jh@suse.cz>
10671 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10672 of doing the change by hand.
10674 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10676 * rtlanal.c (set_noop_p): Return true for noop jumps.
10678 * expr.c (emit_single_push_insn): Add call to push expander.
10679 * expr.h (optab_index): Add OTI_push
10680 (push_optab): New constant.
10681 * genopinit.c (optabs): Add push_optab.
10682 * optabs.c (init_optab): Init push optab.
10683 * md.texi (push??1): Document
10685 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10687 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10688 expand to emit the pattern; put a REG_INC note for push/pop
10690 ("movdf", "movdf_internal"): Likewise.
10691 ("movsi", "movsi_internal"): Likewise.
10692 ("movsf", "movsf_internal"): Likewise.
10693 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10695 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10697 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10700 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10702 * params.def: Change default max inline insns to 100.
10704 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10706 * combine.c (combine_simplify_rtx): Generate a new shift operation
10707 when simplifying the first operand of a (neg (ashift)) expression.
10709 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10711 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10713 2001-07-20 Kelley Cook <kelley.cook@home.com>
10715 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10716 information. Move rest into ...
10717 (*-*-solaris): ... here. Eliminate redundant information and
10718 reword necessary packages section. Delete 4.x assembler bug info.
10719 (sparc-sun-*): Merge into ...
10720 (sparc-sun-sunos*): here.
10722 2001-07-20 Catherine Moore <clm@redhat.com>
10724 * config/v850/v850.md (casesi): Generate LABEL_REF
10727 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10729 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10730 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10731 * i386.md (strclrsi expander): Use it.
10733 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10735 * integrate.c (copy_insn_list): handle
10736 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10737 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10738 identically as to CODE_LABEL.
10740 * fold-const (fold): Convert A/B/C to A/(B*C) and
10743 * except.c (connect_post_landing_pads): Delete the RESX insns.
10745 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10747 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10749 * config/mips/mips.md (nmadd/nmsub): Use macro.
10751 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10753 * cppinit.c (remove_dup_dir): Make static.
10754 (remove_dup_dirs): Make static. Only warn about preempting a
10755 system directory with a non-system directory.
10757 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10759 * ifcvt.c (noce_try_store_flag_constants): Correct order
10760 of parameters to trunc_int_for_mode.
10762 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10764 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10765 an exception that will be caught within this function, do not fill
10766 its delay slot with any subsequent instruction.
10768 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10770 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10771 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10772 pointer extension instruction.
10773 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10774 * simplify-rtx.c (simplify_unary_operation) Likewise.
10775 * explow.c (convert_memory_address) Check value of
10776 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10778 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
10779 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
10780 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
10781 Add Multilib Support.
10782 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
10783 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
10784 Add Multilib Support.
10785 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
10787 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
10788 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
10789 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
10791 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
10793 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
10794 old and new operands in `<', `3' and `b'.
10796 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10798 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
10799 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
10800 (toplev.o): Don't depend on xcoffout.h.
10801 * c-decl.c: Include debug.h
10802 (duplicate_decls): Use debug hook.
10803 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
10804 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10805 (dbxout_types): Remove.
10806 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
10807 * debug.c (do_nothing_debug_hooks): Update.
10808 (debug_true_tree, debug_nothing_rtx): New.
10809 * debug.h (struct rtx_def): New.
10810 (struct gcc_debug_hooks): New hooks ignore_block,
10811 outlining_inline_function and label.
10812 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
10813 dwarf2out_frame_finish): New.
10814 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
10815 Make static, update prototype.
10816 (dwarf2_debug_hooks): Update.
10817 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
10818 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
10819 * dwarfout.c (dwarf_debug_hooks): Update.
10820 * emit-rtl.c: Include debug.h.
10821 (remove_unnecessary_notes): Use debug hook.
10822 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
10823 (final_scan_insn): Use debug hook.
10824 * integrate.c (output_inline_function): Use debug hook.
10825 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
10826 (sdb_debug_hooks): Update.
10827 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
10828 * toplev.c: Don't include xcoffout.h.
10829 (note_outlining_of_inline_function, debug_ignore_block): Remove.
10830 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
10832 * tree.h (dwarf2out_do_frame): Remove.
10834 2001-07-19 Catherine Moore <clm@cygnus.com>
10836 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
10838 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10840 * reload1.c (eliminate_regs_in_insn): When updating a set
10841 to the frame pointer to the hardware frame pointer, perform
10842 the update always not just when REPLACE is set.
10844 * reload1.c (choose_reload_regs): Don't inherit a reload
10845 that crosses multiple registers if registers past the first
10846 don't fit in the desired class.
10848 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
10849 when negating constants.
10851 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
10853 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
10854 * doc/tree.texi: Ditto.
10856 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
10857 Jakub Jelinek <jakub@redhat.com>
10859 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
10860 (extract_cie_info): Handle "eh" augmentation properly,
10862 (struct frame_state, __frame_state_for): New.
10864 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10866 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
10867 HANDLE_SYSV_PRAGMA): Define.
10868 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
10870 (copy_object): Caller changed.
10872 2001-07-19 Andreas Schwab <schwab@suse.de>
10874 * configure.in (assembler dwarf2 debug_line support): Define nop
10876 * configure: Regenerated.
10878 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10880 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
10882 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
10883 to conditionally compiled block.
10884 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10885 * dbxout.h (dbxout_function): Remove.
10886 * debug.c (do_nothing_debug_hooks): Update.
10887 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
10888 global_decl, deferred_inline_function.
10889 * dwarf2out.c (dwarf2_debug_hooks): Update.
10890 (dwarf2out_global_decl): New.
10891 * dwarfout.c: Don't include dwarfout.h.
10892 (dwarfout_global_decl, dwarfout_function_decl,
10893 dwarfout_deferred_inline_function): New.
10894 (dwarf_debug_hooks): Update.
10895 * dwarfout.h: Remove.
10896 * final.c: Don't include dwarfout.h.
10897 * sdbout.c (sdbout_global_decl): New.
10898 (sdbout_debug_hooks): Update.
10899 * toplev.c: Don't include dwarfout.h.
10900 (check_global_declarations, rest_of_compilation): Use new debug hooks.
10901 (note_deferral_of_defined_inline_function): Remove.
10902 * toplev.h (note_deferral_of_defined_inline_function): Remove.
10903 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
10904 * ch/lex.c: Don't include dwarfout.h.
10905 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
10906 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
10907 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
10908 * cp/optimize.c: Include debug.h.
10909 (maybe_clone_body): Use debug hook.
10910 * cp/semantics.c: Include debug.h.
10911 (expand_body): Use debug hook.
10912 * po/POTFILES.in: Remove dwarfout.h.
10914 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10916 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
10917 * c-parse.in (yyerror, _yylex): Similarly.
10918 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
10919 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
10921 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
10922 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
10924 2001-07-18 Jeff Sturm <jsturm@one-point.com>
10926 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
10927 in-class declaration at -g1. Fixes c++/2814.
10929 2001-07-18 Richard Henderson <rth@redhat.com>
10931 * doc/md.texi (reload_in/out): Document restrictions in predicates
10932 and constraints for these patterns. Document empty string matching
10935 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10937 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
10939 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10941 * cse.c: Undo my previous patch.
10943 2001-07-18 Tom Tromey <tromey@redhat.com>
10946 * configure: Rebuilt.
10947 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
10949 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
10951 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
10952 Jan Hubicka <jh@suse.cz>
10954 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
10955 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
10956 * jump.c (mark_jump_label): Do not forward branches.
10958 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
10960 * cse.c (delete_trivially_dead_insns): Delete the libcall block
10961 when return value is unused.
10963 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10965 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
10967 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
10969 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
10970 on error. We can't blindly return the result of
10971 pthread_mutex_trylock because it returns a positive number on
10972 error, while we must return -1 on error.
10973 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
10975 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
10977 2001-07-18 Andreas Jaeger <aj@suse.de>
10979 * integrate.c (output_inline_function): Correct type of debug_hooks.
10981 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
10983 * combine.c (combine_simplify_rtx): DIV can be treated
10984 associatively for floats if unsafe math optimisations are enabled.
10986 2001-07-17 Richard Henderson <rth@redhat.com>
10988 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
10990 2001-07-17 Richard Henderson <rth@redhat.com>
10992 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
10993 don't force the function address into a register.
10994 (expand_call, emit_library_call_value_1): Update callers.
10995 * builtins.c (expand_builtin_apply): Likewise.
10996 * expr.h (prepare_call_address): Update decl.
10998 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
11000 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
11002 * config/i386/chorus.h: Move up.
11003 * config/sparc/chorus.h: Likewise.
11004 * config/rs6000/chorus.h: Likewise.
11005 * config/chorus.h: Moved here.
11007 2001-07-17 Andreas Schwab <schwab@suse.de>
11009 * configure.in (assembler eh_frame optimization): Handle big
11011 * configure: Regenerated.
11013 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
11015 * expr.c (epxand_expr): Convert divisions into multiplications by
11016 reciprocals if -ffast-math.
11018 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
11020 * dbxout.c (dbxout_really_begin_function): Rename to
11021 dbxout_begin_function.
11022 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11023 (dbxout_begin_function): Remove.
11024 (dbxout_function): Update.
11025 (dbxout_source_line): Update prototype.
11026 * dbxout.h (dbxout_begin_function): Remove.
11027 * debug.c (do_nothing_debug_hooks): Update.
11028 (debug_nothing_tree): Update.
11029 (debug_nothing_charstar_rtx): Remove.
11030 * debug.h (union tree_node): Declare.
11031 (struct rtx_def): Remove.
11032 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
11033 begin_function. Change source_line prototype.
11034 (debug_nothing_tree): New.
11035 (debug_nothing_charstar_rtx): Delete.
11036 (dwarf2out_begin_prologue): Moved from ...
11037 * tree.h: ... here.
11038 * dwarf2out.c (dwarf2_debug_hooks): Update.
11039 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
11040 debug info, call dwarf2out_source_line.
11041 (dwarf2out_souce_line): Update prototype.
11042 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
11043 Change prototype, make static.
11044 (dwarfout_source_line): Update prototype.
11045 (dwarf_debug_hooks): Update.
11046 * dwarfout.h (dwarfout_begin_function): Remove.
11047 * final.c (final_start_function, final_scan_insn): Use appropriate
11048 debug hooks, update to use notice_source_line.
11049 (output_source_line): Rename notice_source_line. Don't call the
11050 source_line debug hook.
11051 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
11052 make static, update prototype.
11053 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
11055 (sdbout_end_prologue): New.
11056 (sdbout_source_line): Update prototype.
11057 (sdbout_debug_hooks): Update.
11058 (sdbout_symbol): Remove unused var.
11059 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
11061 * varasm.c: Include debug.h.
11062 (assemble_start_function): Use begin_function debug_hook.
11063 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11064 update with prototype.
11065 (xcoffout_source_line): Update prototype.
11066 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11068 (xcoffout_source_line): Update prototype.
11070 2001-07-17 Richard Henderson <rth@redhat.com>
11072 * c-typeck.c (build_binary_op): Do not shorten unsigned
11073 right shift after sign extension.
11075 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
11077 * combine.c (combine_simplify_rtx): Attempt to simplify
11078 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
11080 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
11081 (simplify_binary_operation, simplify_unary_operation,
11082 simplify_relational_operation): Use it.
11084 * combine.c (combine_simplify_rtx): Don't do associative law
11085 on divisions; allow associative law on floats.
11087 2001-07-17 H.J. Lu <hjl@gnu.org>
11088 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11090 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
11091 ASM_OUTPUT_WEAK_ALIAS are defined.
11092 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
11093 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
11095 * config/mips/iris5.h: ... here.
11096 (HANDLE_SYSV_PRAGMA): Defined as 1.
11097 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
11098 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
11101 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11103 * c-parse.in (all_prefix_attributes): New variable.
11104 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
11105 (maybe_resetattrs): New production.
11106 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
11107 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
11108 notype_initdcl, nested_function, notype_nested_function,
11109 component_decl, components, components_notype,
11110 component_declarator, component_notype_declarator,
11111 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
11112 ivars, mydecl, myparm): Update. Avoid prefix attributes just
11113 after a comma being applied to more than one declarator.
11114 * doc/extend.texi (Attribute Syntax): Update. Remove
11115 documentation of bugs that are no longer present.
11117 2001-07-13 Eric Christopher <echristo@redhat.com>
11119 * config/mips/mips.h: Change TUNE_MIPS* options to use
11121 (EXTRA_SPECS): Add cc1_cpu_spec.
11122 * config/mips/mips.md (muldf3): Fix typo.
11124 2001-07-16 Richard Henderson <rth@redhat.com>
11126 * config/m68k/m68k.c: Include expr.h and reload.h.
11127 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
11128 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
11130 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11131 Richard Henderson <rth@redhat.com>
11133 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
11134 (insn_live_p): Fix fall off end of function.
11135 (dead_libcall_p): Remove COUNTS argument; update callers.
11136 (delete_trivially_dead_insns): Remove unused variables.
11138 2001-07-17 Andreas Jaeger <aj@suse.de>
11140 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
11141 x86-64 pic support.
11143 * lcm.c (optimize_mode_switching): Avoid warning for unused
11144 variable if !NORMAL_MODE.
11146 * flow.c (try_crossjump_to_edge): Remove unused variable.
11148 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11150 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
11151 atexit declaration in stdlib.h.
11153 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
11155 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
11157 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11159 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
11160 * except.c (finish_eh_generation): Update call of cleanup_cfg;
11161 do rebuild_jump_labels instead of jump_optimize
11162 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
11163 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
11164 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
11166 * flow.c: Include timevar.h
11167 (find_basic_block): Push/pop timevar;
11168 (cleanup_cfg): Likewise.
11169 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
11170 * Makefile: Add dependencies on timevar.h
11172 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
11173 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
11175 * rtl.h (delete_trivially_dead_insns): Add new parameter.
11176 * toplev.c (rest_of_compilation): Update calls.
11177 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
11178 (delete_trivially_dead_insns): ... here; accept new argument
11179 preserve_basic_blocks; preserve basic blocks if set.
11181 * reg-stack.c (stack_regs_mentioned): Return 0 if
11182 stack_regs_mentioned_data is not initialized.
11183 (reg_to_stack): Make stack_regs_mentioned survive after the
11184 reg-stack is completted; do not call cleanup_cfg.
11185 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
11186 make cleanup_cfg after bb-reorder to output to debug file.
11188 2001-07-16 Richard Henderson <rth@redhat.com>
11190 * regclass.c (init_reg_sets): Use only 32 bits per initializer
11191 from int_reg_class_contents.
11193 2001-07-16 Richard Henderson <rth@redhat.com>
11195 * hard-reg-set.h (regs_invalidated_by_call): Declare.
11196 * regclass.c (regs_invalidated_by_call): Move from cse.c.
11197 (init_reg_sets_1): Move initialization from cse_main.
11198 * cse.c (regs_invalidated_by_call): Move to regclass.c.
11199 (cse_main): Move its initialization also.
11200 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
11201 * flow.c (propagate_one_insn): Likewise.
11202 * gcse.c (compute_hash_table): Likewise.
11203 (compute_kill_rd, compute_store_table): Likewise.
11204 * sched-deps.c (sched_analyze_1): Likewise.
11206 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
11208 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
11211 2001-07-16 Steve Ellcey <sje@cup.hp.com>
11213 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
11214 in if statement so we don't access undefined memory.
11216 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11218 * gcse.c: Update comment at top.
11219 Update comment on mem handling.
11220 mem_last_set, mem_first_set, mem_set_in_block: gone.
11221 Declaration of reg_set_info: gone.
11222 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
11223 pointless with load_killed_in_block_p (they are *more*
11224 conservative then it, not less, and less accurate).
11225 (oprs_not_set_p): Ditto.
11226 (alloc_gcse_mem): Don't allocate mem_set_in_block
11227 (free_gcse_mem): Don't free it, either.
11228 (record_last_mem_set_info): Update comment in front, remove
11229 mem_*set_* stuff. Note the reason we don't handle stores directly
11231 (compute_hash_table): Update comments to reflect reality. Remove
11232 mem_*set_* references.
11233 (reset_opr_set_tables): Remove mem_*set_* references.
11234 (mark_call): Ditto.
11235 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
11236 (mark_clobber): Ditto (on both parts, we double set here too).
11237 (expr_killed_p): Remove mem_set_in_block test.
11238 (compute_transp): Remove mem_set_in_block test.
11240 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
11241 of edge, and removal of phi alternative to dump file.
11242 (ssa_ccp_substitute_constants): Add note about register now being
11243 constant, and which uses were replaced in what insns to dump file.
11245 2001-07-16 Andreas Jaeger <aj@suse.de>
11247 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
11248 variables of type HOST_WIDEST_INT.
11250 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
11251 (__bb_exit_func): Correct type of count_max to avoid overflow.
11252 (num_digits): Handle long long argument.
11254 * combine.c (gen_lowpart_for_combine): Remove unused variable.
11256 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11258 * output.h (sdb_begin_function_line): Restore as an extern
11260 * sdbout.c (sdb_begin_function_line): Make extern.
11262 2001-07-15 Richard Henderson <rth@redhat.com>
11264 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
11265 * genrecog.c (maybe_both_true_mode): New.
11266 (maybe_both_true_2): Use it.
11267 (write_switch): Don't put Pmode in a switch.
11268 * rtl.c (mode arrays): Don't explicitly size them.
11270 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11272 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
11273 handling; move unconditional splitting before mode switching.
11275 * i386.md (type): Add fistp type.
11276 (i387, length_attr, scheduling definitions): Handle this type.
11277 (fix_trunc?f?i2): Revamp to use mode switching.
11278 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
11279 * i386.h (fp_cw_mode): New enum
11280 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
11281 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
11283 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11285 * Makefile.in (integrate.o): Add debug.h.
11286 * integrate.c (debug.h): Add.
11287 (output_inline_function): Save, reset, and restore debug_hooks.
11289 2001-07-15 Richard Henderson <rth@redhat.com>
11291 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
11292 instead of COMPARE for the EQUIV expression.
11294 2001-07-15 Richard Henderson <rth@redhat.com>
11296 * flow.c (redirect_edge_and_branch_force): Initialize
11297 global_live_at_start and global_live_at_end.
11298 (allocate_bb_life_data): Export.
11299 * basic-block.h (allocate_bb_life_data): Declare.
11300 * toplev.c (rest_of_compilation): Call it.
11302 2001-07-15 Richard Henderson <rth@redhat.com>
11304 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
11305 (alpha_tablejump_best_label): New.
11306 * config/alpha/alpha-protos.h: Declare them.
11307 * config/alpha/alpha.md: Use braced strings for code blocks.
11308 (tablejump_osf): Break out add with r29.
11309 (tablejump_osf_internal): Remove.
11310 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
11311 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
11313 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11315 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
11318 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
11320 * i386-protos.h (ix86_split_fp_branch): Update prototype.
11321 (ix86_fp_jump_nontrivial_p): New.
11322 * i386.md (fp_jcc_?): Update call of split_fp_branch;
11323 use ix86_fp_jump_nontrivial_p.
11324 * i386.c (ix86_fp_jump_nontrivial_p): New.
11325 (ix86_split_fp_branch): Accept code instead of rtx.
11326 (ix86_expand_compare): Expand comparison early in case
11327 doing so is resonably cheap.
11329 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
11331 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
11333 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
11334 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
11336 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
11338 * dbxout.c (dbxout_source_line): Make static, update prototype.
11339 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
11340 (dbxout_init, dbxout_finish, dbxout_source_line,
11341 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11342 * dbxout.h (dbxout_source_line): Delete.
11343 * debug.c (debug_nothing_file, debug_nothing_file_int,
11344 debug_nothing_file_charstar_rtx): New.
11345 (do_nothing_debug_hooks): Update.
11346 (debug_nothing_void, debug_nothing_charstar_rtx,
11347 dwarf2out_end_epilogue): New.
11348 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11349 * debug.h (struct rtx_def): Declare.
11350 (gcc_debug_hooks): New hooks source_line, end_epilogue
11352 (debug_nothing_void, debug_nothing_charstar_rtx,
11353 dwarf2out_end_epilogue): New.
11354 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11355 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11356 (dwarf2_debug_hooks): Update.
11357 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11358 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11359 * dwarf2out.h (dwarf2out_source_line): Remove.
11360 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11361 Make static, update prototype.
11362 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11363 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11364 (dwarf_debug_hooks): Update.
11365 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11366 dwarfout_end_function): Remove.
11367 * final.c (profile_function): Use debug hooks for ending functions
11369 (output_source_line, final_end_function): Update prototype,
11371 (final_start_function, final_scan_insn): Update.
11372 * output.h (sdb_begin_function_line): Remove.
11373 (final_end_function): Update prototype.
11374 * sdbout.c (sdb_begin_function_line): Make static.
11375 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11376 (sdbout_source_line): New.
11377 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11379 (sdb_debug_hooks): Update.
11380 (sdbout_init, sdbout_source_line,
11381 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11382 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11383 * toplev.c (compile_file, rest_of_compilation): Update.
11384 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11385 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11386 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11387 Update for prototype changes.
11388 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11389 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11391 2001-07-15 Richard Henderson <rth@redhat.com>
11393 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11394 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11395 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11396 * config/alpha/alpha.c: Likewise.
11397 * config/alpha/alpha.md: Likewise.
11398 * config/alpha/alpha32.h: Likewise.
11399 * config/alpha/vms.h: Likewise.
11400 (OPEN_VMS): Remove.
11402 2001-07-14 Richard Henderson <rth@redhat.com>
11404 * config/alpha/alpha.md: Use define_constants for unspec values.
11405 Substitute throughout.
11407 2001-07-14 Tim Josling <tej@melbpc.org.au>
11409 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11411 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11413 * pa.md: Remove unused constraints from define_split's.
11415 2001-04-14 Richard Henderson <rth@redhat.com>
11417 * ifcvt.c (find_cond_trap): Test for exit block.
11419 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11421 Re-install recently reverted patch.
11422 * emit-rtl.c (try_split): Update mark_jump_label call.
11423 * flow.c (find_sub_basic_blocks): Likewise.
11424 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11425 jump_back_p): Kill.
11426 (mark_all_labels): Kill second parameter.
11427 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11428 (rebuild_jump_labels, jump_optimize_minimal): Update call
11429 of jump_optimize_1.
11430 (jump_optimize_1): Kill crossjumping code.
11431 (mark_jump_label): Kill cross_jump parameter.
11432 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11433 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11434 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11436 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11438 (dump_file_info): Likewise.
11439 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11440 reorganize passes to do reg-stack first, bb-reorder second.
11441 * invoke.texi (-d letters doc): Remove the jump2 pass.
11443 2001-07-14 Richard Henderson <rth@redhat.com>
11445 * ifcvt.c (find_cond_trap): New.
11446 (find_if_header): Call it.
11447 (merge_if_block): Relax existing jump sanity check.
11448 * jump.c (jump_optimize_1): Remove conditional trap handling.
11450 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11452 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11454 (insn_refs_are_delayed): Correct comment.
11455 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11456 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11457 instead of r31. Make associated insn !TARGET_64BIT, and
11458 provide an additional 64-bit insn that clobbers r2.
11459 (divsi3): Likewise.
11460 (udivsi3): Likewise.
11461 (modsi3): Likewise.
11462 (umodsi3): Likewise.
11464 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11466 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11468 * flow.c (redirect_edge_and_branch_force, split_edge,
11469 try_crossjump_to_edge): Use set_block_for_new_insns.
11470 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11472 2001-07-13 H.J. Lu (hjl@gnu.org)
11474 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11477 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11479 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11481 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11483 * c-common.c (decl_attributes): Take a pointer to the node to
11484 which attributes are to be attached, and a flags argument.
11485 * c-common.h (enum attribute_flags): New.
11486 (decl_attributes): Update prototype.
11487 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11488 finish_enum, start_function): Update calls to decl_attributes.
11489 * c-parse.in (component_declarator, component_notype_declarator,
11490 label): Update calls to decl_attributes.
11492 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11494 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11495 * config/avr/avr.c (legitimate_address_p): Return value changed
11496 from letter to register classes. For better debugging.
11498 2001-07-13 Kazu Hirata <kazu@hxi.com>
11500 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11502 2001-07-13 H.J. Lu (hjl@gnu.org)
11504 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11506 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11508 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11509 correctly for shared configurations.
11510 * config/t-libgcc-pic: New.
11511 * config/{i386,m68k,sparc}/t-openbsd: New.
11512 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11513 Support -shared. Support debugging libraries with -g.
11514 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11515 frame information does not emit pointer diffs.
11516 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11517 emit pointer diffs.
11519 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11521 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11523 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11525 * combine.c (try_combine): Ensure const_int pow2 is positive.
11527 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11529 * config.gcc: Add configuration for s/390.
11530 * config/s390/s390.c: New. Subroutines for code generation.
11531 * config/s390/s390.h: New. Definitions for s/390.
11532 * config/s390/s390-protos.h: New. Prototypes.
11533 * config/s390/linux.h: New. Definitions for linux for s/390.
11534 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11535 * config/s390/t-linux: New. Makefile fragment.
11536 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11537 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11539 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11541 * emit-rtl.c (try_split): Update mark_jump_label call.
11542 * flow.c (find_sub_basic_blocks): Likewise.
11543 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11544 jump_back_p): Kill.
11545 (mark_all_labels): Kill second parameter.
11546 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11547 (rebuild_jump_labels, jump_optimize_minimal): Update call
11548 of jump_optimize_1.
11549 (jump_optimize_1): Kill crossjumping code.
11550 (mark_jump_label): Kill cross_jump parameter.
11551 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11552 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11553 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11555 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11557 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11558 reorganize passes to do reg-stack first, bb-reorder second.
11559 * invoke.texi (-d letters doc): Remove the jump2 pass.
11561 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11563 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11565 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11567 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11569 (verify_flow_info): Make diagnostics prettier.
11571 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11573 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11575 * flow.c (outgoing_edges_match): Return early if condition reversal
11578 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11580 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11581 (mips_move_2words): When splitting a move into two instructions,
11582 prefix the second address operand with '%D'.
11584 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11586 * Makefile.in (final.o): Depend on debug.h.
11587 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11588 (dbx_debug_hooks): Add new hooks.
11589 (xcoff_debug_hooks): New.
11590 * debug.c (debug_nothing_file_int_int): New.
11591 (do_nothing_debug_hooks): Update.
11592 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11593 (debug_nothing_file_int_int): New.
11594 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11595 static, update prototype.
11596 (dwarf2_debug_hooks): Update.
11597 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11598 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11599 static, update prototype.
11600 (dwarf_debug_hooks): Update.
11601 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11602 * final.c: Include debug.h.
11603 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11604 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11605 static, update prototype.
11606 (sdb_debug_hooks): Update.
11607 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11608 * toplev.c: Distinguish between xcoff and dbx.
11610 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11611 Call all debug hooks, not just dwarf ones.
11613 2001-07-11 Timothy Wall <twall@redhat.com>
11615 * config.gcc: Add configuration for AIX5/IA64.
11616 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11617 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11618 support prefix/suffix code.
11619 * config/ia64/t-aix: New. Makefile fragment.
11620 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11622 2001-07-11 Kazu Hirata <kazu@hxi.com>
11624 * recog.c (validate_change): Fix a comment typo.
11626 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11628 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11629 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11631 * dbxout.c (dbx_debug_hooks): Add new hooks.
11632 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11634 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11636 * dbxout.h (dbxout_start_new_source_file,
11637 dbxout_resume_previous_source_file): Delete.
11638 * debug.c (do_nothing_debug_hooks): Add new hooks.
11639 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11640 (debug_nothing_int_charstar, debug_nothing_int): New.
11641 * debug.h (gcc_debug_hooks): New hooks define, undef,
11642 start_source_file and end_source_file.
11643 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11644 (debug_nothing_int_charstar, debug_nothing_int): New.
11645 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11646 the conditionally compiled section.
11647 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11648 dwarf2out_define, dwarf2out_undef): Make static.
11649 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11650 dwarf2out_define, dwarf2out_undef): Remove.
11651 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11652 (dwarfout_start_source_file, dwarfout_end_source_file,
11653 dwarfout_define, dwarfout_undef): Make static.
11654 (dwarfout_start_source_file_check,
11655 dwarfout_end_source_file_check): New.
11656 (dwarfout_define, dwarfout_finish): Update.
11657 * dwarfout.h (dwarfout_start_new_source_file,
11658 dwarfout_resume_previous_source_file, dwarfout_define,
11659 dwarfout_undef): Remove.
11660 * sdbout.c (sdb_debug_hooks): Add new hooks.
11661 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11663 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11664 make static, take an arg.
11665 * sdbout.h (sdbout_start_new_source_file,
11666 sdbout_resume_previous_source_file): Delete.
11667 * toplev.c (debug_start_source_file, debug_end_source_file,
11668 debug_define, debug_undef): Delete.
11669 * toplev.h (debug_start_source_file, debug_end_source_file,
11670 debug_define, debug_undef): Delete.
11672 * java/jcf-parse.c: Include debug.h.
11673 (parse_class_file): Update to use debug hooks directly.
11674 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11676 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11678 * alias.c (set_mem_alias_set): New function.
11679 * rtl.h (set_mem_alias_set): Declare it.
11680 * builtins.c (expand_builtin_return_addr): Call it instead of
11681 using MEM_ALIAS_SET accessor.
11682 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11683 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11684 (expand_builtin_va_copy):Likewise.
11685 * caller-save.c (setup_save_areas): Likewise.
11686 * calls.c (compute_argument_addresses): Likewise.
11687 * explow.c (set_mem_attributes): Likewise.
11688 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11689 (expand_assignment, store_constructor_field, store_field): Likewise.
11690 (expand_expr_unaligned): Likewise.
11691 * function.c (assign_stack_temp_for_type): Likewise.
11692 (put_reg_into_stack, gen_mem_addressof): Likewise.
11693 * ifcvt.c (noce_try_cmove_arith): Likewise.
11694 * reload1.c (reload, alter_reg): Likewise.
11695 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11696 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11697 (alpha_expand_unaligned_store): Likewise
11698 (alpha_expand_unaligned_load_words): Likewise.
11699 (alpha_expand_unaligned_store_words): Likewise.
11700 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11701 (alpha_expand_epilogue): Likewise.
11702 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11703 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11704 * config/i386/i386.c (legitimize_pic_address): Likewise.
11705 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11706 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11707 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11708 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11709 * config/mips/mips.c (mips_va_arg): Likewise.
11710 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11711 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11712 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11713 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11714 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11715 (rs6000_emit_epilogue): Likewise.
11716 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11717 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11718 * config/v850/v850.c (v850_va_arg): Likewise.
11720 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11722 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11723 when fallthru edge is present.
11724 (mege_blocks): Handle case where creation of jump insn
11727 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11728 CLEANUP_POST_REGSTACK): New constants.
11729 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11730 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11731 * output.h (cleanup_cfg): Update prototype.
11732 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11733 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11734 cleanup_cfg call; kill missleading comment.
11735 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11736 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11737 parameter; control optimizations performed using it.
11738 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11739 try_crossjump_bb): New functions.
11741 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11743 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11745 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11746 pa_output_function_prologue.
11747 * pa-protos.h (pa_output_function_prologue): New prototype.
11749 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11751 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11752 and low to get correct sign extension in low+high test.
11754 2001-07-11 Janis Johnson <janis@us.ibm.com>
11756 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11757 for large hit count.
11759 * profile.c (branch_prob): Fix .bbg info for computed gotos
11762 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11764 * stmt.c (parse_output_constraint): New function, split out
11766 (expand_asm_operands): ... here. Use parse_output_constraint.
11767 * tree.h (parse_output_constraint): Declare it.
11769 2001-07-11 Richard Henderson <rth@redhat.com>
11771 * bitmap.c: Comment some functions; fiddle whitespace.
11772 (bitmap_free): Don't export.
11773 (bitmap_element_allocate): Use memset.
11774 * bitmap.h (bitmap_free): Don't declare.
11776 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11778 * gcse.c, lcm.c, sched-deps.c:
11779 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
11781 * flow.c (flow_loops_find): Free dom if we found no loops, since
11782 we aren't going to save it.
11784 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
11787 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
11789 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
11791 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11793 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
11794 #ifndef DWARF2_DEBUGGING_INFO.
11796 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11798 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
11800 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11802 * config/mips/mips.c (gen_int_relational): Tell the caller not to
11803 reverse a branch if a NE comparison is implemented with GTU.
11805 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11806 H.J. Lu <hjl@gnu.org>
11808 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
11809 constant addresses.
11810 (call_internal2): Likewise.
11811 (call_value_internal1): Likewise.
11812 (call_value_internal2): Likewise.
11813 (call_value_multiple_internal1): Likewise.
11814 (call_value_multiple_internal2): Likewise.
11816 2001-07-10 Kazu Hirata <kazu@hxi.com>
11818 * calls.c (emit_library_call_value_1): Fix a comment typo.
11819 * dwarf2out.c (mem_loc_descriptor): Likewise.
11820 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
11822 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
11824 * simplify-rtx.c (simplify_subreg): Fix typo in comment
11826 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11828 * recog.c (offsettable_address_p): Handle LO_SUM case.
11829 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
11830 instead of plus_constant.
11832 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11834 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
11835 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
11837 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11839 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
11840 adjust_address_nv instead of plus_constant.
11842 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
11844 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
11845 dwarf2out.o): Depend on debug.h, wrap long lines.
11846 * dbxout.c: Include debug.h.
11847 (dbx_debug_hooks): New.
11848 (dbxout_init): Make static, take just 2 args.
11849 (dbxout_finish): Make static.
11850 * dbxout.h (dbxout_init, dbxout_finish): Delete.
11851 * debug.c: New file.
11852 * debug.h: New file.
11853 * dwarf2out.c: Include debug.h.
11854 (dwarf2_debug_hooks): New.
11855 (dwarf2out_init): Make static.
11856 (dwarf2out_finish): Make static, take 2 args.
11857 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
11858 * dwarfout.c: Include debug.h.
11859 (dwarf_debug_hooks): New.
11860 (dwarfout_init): Make static.
11861 (dwarfout_finish): Make static, take 2 args.
11862 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
11863 * sdbout.c: Include debug.h.
11864 (sdb_debug_hooks): New.
11865 (sdbout_init): Make static, take 2 args.
11866 * sdbout.h (sdbout_init): Delete.
11867 * toplev.c: Include debug.h.
11868 (debug_hooks): New.
11869 (compile_file): Set deubg_hooks based on command line options.
11870 Use the hooks unconditionally rather than conditional compilation.
11872 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
11874 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
11875 first_insn_after_basic_block_note instead.
11877 * df.c (df_bb_refs_unlink): #if 0 out for now.
11879 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
11881 * ssa.h: Add prototype for ssa_const_prop
11882 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
11883 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
11884 (ssa_fast_dce): Remove unused variable
11886 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11888 * diagnostic.c (finish_diagnostic): Rename to
11889 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
11892 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
11894 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
11897 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
11898 (dump_file): Only pad the demangled name with spaces if the
11899 mangled name was padded with spaces.
11901 2001-07-10 Bernd Schmidt <bernds@redhat.com>
11903 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
11906 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11908 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
11909 extraction if no direct load if either EXPAND_CONST_ADDRESS or
11910 EXPAND_INITIALIZER.
11912 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
11913 whether can put offset inside LO_SUM to check mode alignment, not size.
11915 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11917 * doc/tm.texi (Misc): Fix thinko.
11919 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
11921 * regmove.c (replace_in_call_usage): Fix warnings.
11922 * sched-deps.c (add_dependence): Fix warnings.
11923 * simplify-rtx.c (simplify_subreg): Likewise.
11924 Return NULL_RTX instead of NULL.
11926 * reg-stack.c (emit_swap_insn): Eliminate warnings.
11927 (subst_asm_stack_regs): Likewise.
11929 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
11932 * dwarf2out.c (output_call_frame_info): Declare i as int.
11933 (build_abbrev_table): Declare n_alloc as int.
11934 (dwarf2out_finish): Initialize die.
11935 * except.c: Declare sjlj_funcdef_number as unsigned.
11936 (connect_post_landing_pads): Declare j as unsigned.
11937 (convert_to_eh_region_ranges): Initialize call_site.
11938 (output_function_exception_table): Initialize tt_format_size.
11939 * expr.c (move_by_pieces_1): Initialize to1.
11940 (store_constructor): Initialize minelt and maxelt.
11941 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
11942 * function.c (instantiate_decls): Avoid signed/unsigned warning.
11944 * c-decl.c (combine_parm_decls): Unused, remove.
11945 * c-tree.h: Remove prototype for combine_parm_decls.
11947 * reload.c (push_reload): Fix warning.
11948 (regno_clobbered_p): Likewise.
11949 * reload1.c (replace_pseudos_in_call_usage): Likewise.
11950 (reload_combine): Likewise.
11952 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
11953 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
11955 * bitmap.c (bitmap_operation): Change user.
11956 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
11958 2001-07-10 Eric Christopher <echristo@redhat.com>
11960 * config/mips/mips.c (override_options): Fix typo.
11962 2001-07-09 Stan Shebs <shebs@apple.com>
11964 * target.h (struct gcc_target): New fields init_builtins and
11966 * target-def.h (TARGET_INIT_BUILTINS): New macro.
11967 (TARGET_EXPAND_BUILTIN): New macro.
11968 (TARGET_INITIALIZER): Add them.
11969 * builtins.c: Include target.h.
11970 (expand_builtin): Use targetm.expand_builtin.
11971 (default_init_builtins): New function.
11972 (default_expand_builtin): New function.
11973 * expr.h (default_init_builtins): Declare.
11974 (default_expand_builtin): Declare.
11975 * c-common.c (c_common_nodes_and_builtins): Use
11976 targetm.init_builtins.
11977 * defaults.h (MD_INIT_BUILTINS): Remove.
11978 * Makefile.in (builtins.o): Depend on target.h.
11980 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
11981 (TARGET_EXPAND_BUILTIN): Define.
11982 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
11983 (MD_EXPAND_BUILTIN): Remove.
11985 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
11986 (TARGET_EXPAND_BUILTIN): Define.
11987 (c4x_init_builtins): Make endlink arg a local.
11988 (c4x_print_operand): Fix typos in adjust_address usages.
11989 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
11990 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
11991 (MD_EXPAND_BUILTIN): Remove.
11993 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
11994 (TARGET_EXPAND_BUILTIN): Define.
11995 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
11996 (ix86_init_builtins): Call new function only if TARGET_MMX.
11997 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
11998 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
11999 (MD_EXPAND_BUILTIN): Remove.
12001 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
12002 (TARGET_EXPAND_BUILTIN): Define.
12003 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
12004 (MD_EXPAND_BUILTIN): Remove.
12006 * doc/tm.texi: Document these changes.
12008 2001-07-09 Diego Novillo <dnovillo@redhat.com>
12010 * basic-block.h (tree_node): Forward declare if needed.
12011 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
12012 (BLOCK_HEAD_TREE): Define.
12013 (BLOCK_END_TREE): Define.
12014 (struct loops): Rename field 'tree' to 'tree_root'.
12015 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
12017 (flow_loops_tree_build): Rename reference to field 'tree' to
12019 (flow_loops_level_compute): Ditto.
12020 * predict.c (estimate_bb_frequencies): Ditto.
12021 * tree.h (struct tree_common): Add field 'aux'.
12023 2001-07-09 Stan Shebs <shebs@apple.com>
12025 * config/darwin.c (darwin_encode_section_info): Don't mark any
12026 DECL_EXTERNAL node as defined.
12028 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
12030 * pa.c (pa_init_machine_status, pa_mark_machine_status,
12031 pa_free_machine_status, hppa_init_pic_save): Delete.
12032 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
12033 (hppa_profile_hook): Use hppa_pic_save_rtx.
12034 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
12035 hppa_init_pic_save): Delete.
12036 (hppa_pic_save_rtx): Declare.
12037 * pa.md (call, call_value, sibcall, sibcall_value,
12038 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
12040 2001-07-09 Kazu Hirata <kazu@hxi.com>
12042 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
12043 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
12045 2001-07-09 Andreas Jaeger <aj@suse.de>
12047 * output.h: Add declaration of final_forward_branch_p.
12049 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
12051 * varray.c: Include errors.h for internal_error and trim_filename
12054 * Makefile.in (varray.o): Add errors.h.
12056 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
12058 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
12059 * optabs.c (have_add2_insn): Check whether the add insn chosen
12060 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
12061 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
12063 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
12065 * Makefile.in (OBJS): Add ssa-ccp.o
12066 (ssa-ccp.o): Add dependencies.
12067 * toplev.c (DFI_ssa_ccp): New dump file enum.
12068 (dump_file): Add entry for dumping after SSA CCP.
12069 (flag_ssa_ccp): New flag variable.
12070 (f_options): Add -fssa-ccp.
12071 (rest_of_compilation): Run SSA CCP if requested.
12072 * timevar.def (TV_SSA_CCP): New timevar.
12073 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
12074 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
12075 Fix minor typo in SSA DCE documentation.
12076 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
12077 Add documentation for new dump option. Renumber dump files
12080 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12082 * emit-rtl.c (gen_highpart_mode): New.
12083 * rtl.h (gen_highpart_mode): Declare.
12084 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
12085 operand can be VOIDmode constant.
12087 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
12089 * flow.c (redirect_edge_and_branch_force): New.
12090 (can_fallthru): Ensure that basic blocks are succeeding.
12091 (try_optimize_cfg): Do not delete basic block if it is the last one.
12093 * flow.c (try_redirect_by_replacing_jump): Do not remove
12094 jumps with side effects, unlink chain on fallthru edge;
12095 set block for new jump instruction; avoid basic block to
12096 over by line number note.
12098 * flow.c (try_simplify_condjump): Verify that the condjump
12099 is not always falling through.
12102 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12104 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12105 (try_redirect_by_replacing_jump): Update properly the count
12106 and frequency information.
12108 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12110 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
12111 address that is a LO_SUM specially.
12112 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
12114 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
12116 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
12117 (operand_subword): Use them.
12118 (change_address_1): Renamed from change_address; new arg VALIDATE.
12119 * expr.h: Reflect above changes; change_address now macro.
12120 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
12122 * cselib.c (add_mem_for_addr): Likewise.
12123 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
12124 * regmove.c (try_apply_stack_adjustment): Likewise.
12125 * reload.c (push_reload, make_memloc): Likewise.
12126 * reload1.c (eliminate_regs): Likewise.
12127 * simplify-rtx.c (simplify_replace_rtx): Likewise.
12128 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
12130 * combine.c (make_extraction, simplify_shift_const): Likewise.
12131 (gen_lowpart_for_combine): Likewise.
12132 * cse.c (gen_lowpart_if_possible): Likewise.
12133 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
12134 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
12135 * optabs.c (gen_move_insn): Likewise.
12136 * reload1.c (alter_reg): Likewise.
12137 * simplify-rtx.c (simplify_subreg): Likewise.
12138 * stmt.c (expand_anon_union_decl): Likewise.
12139 * recog.c (validate_replace_rtx_1): Likewise.
12141 * Makefile.in (recog.o): Add $(EXPR_H).
12142 * explow.c (stabilize): Call replace_equiv_address.
12143 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
12144 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
12146 2001-07-03 Andrew Haley <aph@redhat.com>
12148 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
12149 the mode of the memory location.
12151 2001-07-09 Bo Thorsen <bo@suse.co.uk>
12153 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
12155 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
12157 * final.c (output_addr_const): Use target opening and
12158 closing parentheses.
12159 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
12160 defaults, add to TARGET_ASM_OUT.
12161 * target.h (struct gcc_target): Add open_paren and close_paren.
12162 * doc/md.texi: Update.
12163 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
12164 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
12165 TARGET_ASM_CLOSE_PAREN.
12166 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12168 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12170 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
12171 * config/a29k/a29k.h: Similarly.
12172 * config/alpha/alpha.h: Similarly.
12173 * config/arc/arc.h: Similarly.
12174 * config/arm/aof.h: Similarly.
12175 * config/arm/aout.h: Similarly.
12176 * config/avr/avr.h: Similarly.
12177 * config/c4x/c4x.h: Similarly.
12178 * config/clipper/clipper.h: Similarly.
12179 * config/convex/convex.h: Similarly.
12180 * config/d30v/d30v.h: Similarly.
12181 * config/dsp16xx/dsp16xx.h: Similarly.
12182 * config/elxsi/elxsi.h: Similarly.
12183 * config/fr30/fr30.h: Similarly.
12184 * config/h8300/h8300.h: Similarly.
12185 * config/i370/i370.h: Similarly.
12186 * config/i386/i386.h: Similarly.
12187 * config/i860/i860.h: Similarly.
12188 * config/i960/i960.h: Similarly.
12189 * config/ia64/ia64.h: Similarly.
12190 * config/m32r/m32r.h: Similarly.
12191 * config/m68hc11/m68hc11.h: Similarly.
12192 * config/m68k/m68k.h: Similarly.
12193 * config/m88k/m88k.h: Similarly.
12194 * config/mcore/mcore.h: Similarly.
12195 * config/mips/mips.h: Similarly.
12196 * config/mn10200/mn10200.h: Similarly.
12197 * config/mn10300/mn10300.h: Similarly.
12198 * config/ns32k/ns32k.h: Similarly.
12199 * config/pa/pa.h: Similarly.
12200 * config/pdp11/pdp11.h: Similarly.
12201 * config/pj/pj.h: Similarly.
12202 * config/romp/romp.h: Similarly.
12203 * config/rs6000/rs6000.h: Similarly.
12204 * config/sh/sh.h: Similarly.
12205 * config/sparc/sparc.h: Similarly.
12206 * config/v850/v850.h: Similarly.
12207 * config/vax/vax.h: Similarly.
12208 * config/we32k/we32k.h: Similarly.
12210 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
12212 * doc/c-tree.texi: Document representation of attributes.
12214 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12216 * doc/tm.texi: Update some places for the rename of target to
12219 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12221 * target.h (struct gcc_target): Add insert_attributes.
12222 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
12223 (TARGET_INITIALIZER): Update.
12224 * tree.c, tree.h (default_insert_attributes): New function.
12225 Update comments on other default functions to refer to targetm,
12227 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
12228 TARGET_INSERT_ATTRIBUTES.
12229 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
12230 * c-common.c (decl_attributes): Use targetm.insert_attributes.
12231 Don't use PRAGMA_INSERT_ATTRIBUTES.
12232 * Makefile.in (c-common.o): Depend on $(TARGET_H).
12233 * c-decl.c (start_decl, start_function): Don't call
12234 SET_DEFAULT_DECL_ATTRIBUTES.
12235 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12236 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
12238 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
12239 (c4x_check_attribute): Avoid modifying attribute list itself.
12240 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
12242 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
12243 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
12245 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
12246 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
12248 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12249 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
12251 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
12252 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
12253 Adjust parameters. Make static.
12255 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12257 * c-common.c (decl_attributes): Only take a single attributes
12259 * c-common.h (decl_attributes): Update prototype.
12260 * c-decl.c (start_decl, start_function): Only take a single
12261 attributes parameter. Update calls to decl_attributes.
12262 (finish_struct, finish_enum): Update calls to decl_attributes.
12263 (push_parm_decl): Expect unified list of attributes. Update call
12264 to decl_attributes.
12265 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
12266 notype_nested_function, component_declarator,
12267 component_notype_declarator, label): Update calls to
12269 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
12270 lists that are passed to push_parm_decl.
12271 * c-tree.h (start_function, start_decl): Update prototypes.
12272 * config/sh/sh-protos.h, config/sh/sh.c
12273 (sh_pragma_insert_attributes): Only take a single attributes
12275 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
12276 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
12277 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
12278 build_module_descriptor, generate_static_references,
12279 generate_strings, build_selector_translation_table,
12280 generate_descriptor_table, generate_protocols,
12281 generate_ivars_list, generate_dispatch_table,
12282 generate_protocol_list, generate_category,
12283 generate_shared_structures, really_start_method, add_objc_decls,
12284 generate_classref_translation_entry): Update calls to start_decl
12285 and start_function.
12286 (build_tmp_function_decl, start_method_def): Unify attribute lists
12287 that are passed to push_parm_decl.
12289 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
12291 * final.c (no_asm_to_stream): New.
12292 (final_scan_insn): Use target structures for prologue ends
12293 and epilogue starts.
12294 * output.h (no_asm_to_stream): New.
12295 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
12296 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
12297 (TARGET_ASM_OUT): Update.
12298 * target.h (struct gcc_target): New members function_end_prologue
12299 and function_begin_epilogue.
12300 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
12301 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
12302 * config/alpha/alpha.c (output_end_prologue): Rename to
12303 alpha_output_function_end_prologue. Use in target struct
12305 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
12306 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
12307 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
12308 ia64_output_function_end_prologue. Use in target struct
12310 (ia64_function_prologue, ia64_funciton_epilogue): Rename
12311 mistyped prototypes.
12312 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
12313 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
12315 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
12316 an use in target struct, make static.
12317 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
12320 2001-07-08 Richard Henderson <rth@redhat.com>
12322 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
12324 2001-07-08 Richard Henderson <rth@redhat.com>
12326 * config/i386/i386.md: Remove constraints strings from define_split
12327 and define_peephole2 patterns.
12328 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
12329 (eh_return): Use them.
12331 2001-07-08 Richard Henderson <rth@redhat.com>
12333 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
12334 Document MD_FALLBACK_FRAME_STATE_FOR.
12336 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12338 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
12339 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
12341 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12343 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12345 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12346 of the label inside NAME as opposed to just the end of NAME.
12348 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12350 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12351 * config/alpha/alpha.c (alpha_init_machine_status,
12352 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12353 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12354 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12355 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12357 2001-07-06 Stan Shebs <shebs@apple.com>
12359 * target.h (targetm): Rename global from "target", so as not to
12360 conflict with local variables.
12362 * c-typeck.c: Ditto.
12365 * cp/decl.c: Ditto.
12366 * cp/decl2.c: Ditto.
12367 * cp/typeck.c: Ditto.
12368 * 1750a/1750a.c: Ditto.
12369 * a29k/a29k.c: Ditto.
12370 * arc/arc.c: Ditto.
12371 * arm/arm.c: Ditto.
12372 * avr/avr.c: Ditto.
12373 * clipper/clipper.c: Ditto.
12374 * convex/convex.c: Ditto.
12375 * d30v/d30v.c: Ditto.
12376 * dsp16xx/dsp16xx.c: Ditto.
12377 * elxsi/elxsi.c: Ditto.
12378 * fr30/fr30.c: Ditto.
12379 * h8300/h8300.c: Ditto.
12380 * i370/i370.c: Ditto.
12381 * i386/i386.c: Ditto.
12382 * i860/i860.c: Ditto.
12383 * i960/i960.c: Ditto.
12384 * ia64/ia64.c: Ditto.
12385 * m32r/m32r.c: Ditto.
12386 * m68hc11/m68hc11.c: Ditto.
12387 * m68k/m68k.c: Ditto.
12388 * m88k/m88k.c: Ditto.
12389 * mips/mips.c: Ditto.
12390 * ns32k/ns32k.c: Ditto.
12392 * pdp11/pdp11.c: Ditto.
12393 * romp/romp.c: Ditto.
12394 * rs6000/rs6000.c: Ditto.
12396 * sparc/sparc.c: Ditto.
12397 * vax/vax.c: Ditto.
12398 * we32k/we32k.c: Ditto.
12399 * doc/tm.texi: Update the manual to match.
12401 2001-07-06 Richard Henderson <rth@redhat.com>
12403 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12404 DWARF2_UNWIND_INFO not just whether it is defined.
12406 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12408 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12409 call to simplify_binary_operation returns a new pattern.
12411 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12413 * glimits.h (__SHRT_MAX__): New.
12414 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12415 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12417 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12419 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12422 2001-07-06 Richard Henderson <rth@redhat.com>
12424 * bitmap.c (bitmap_release_memory): Move adjacent to the
12425 allocation functions.
12426 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12427 the implementation. Binary search for the set bit.
12428 (bitmap_union_of_diff): Allocate the temporary on the stack
12429 instead of using xmalloc.
12431 2001-07-06 Richard Henderson <rth@redhat.com>
12433 * genrecog.c (validate_pattern): Warn for constraints in
12434 define_{expand,split,peephole2}. Remove strict_low_part
12435 before looking up match_dup.
12437 2001-07-06 DJ Delorie <dj@redhat.com>
12439 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12440 chapter about various build hints and history. Add section
12441 talking about the various types of native and cross builds.
12443 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12445 * Makefile.in (final.o): Depend on target.h.
12446 * final.c: Include target.h.
12447 (default_function_pro_epilogue): New.
12448 (final_start_function): Use target structure for function prologues.
12449 (final_end_function): Use target structure for function epilogues.
12450 * fold-const.c (real_hex_to_f): Constify s and p.
12451 * output.h (default_function_pro_epilogue): New.
12452 * real.h (real_hex_to_f): Update prototype.
12453 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12454 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12455 (TARGET_INITIALIZER): Update.
12456 * target.h (gcc_target): Add struct asm_out.
12457 * doc/tm.texi: Update.
12460 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12461 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12462 in cpu/cpu.c, or rename old functions consistently. Take
12463 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12464 redundant macros and prototypes. Make new functions static.
12466 * 1750a/1750a.c: Similarly.
12467 * 1750a/1750a.h: Similarly.
12468 * a29k/a29k-protos.h: Similarly.
12469 * a29k/a29k.c: Similarly.
12470 * a29k/a29k.h: Similarly.
12471 * arc/arc-protos.h: Similarly.
12472 * arc/arc.c: Similarly.
12473 * arc/arc.h: Similarly.
12474 * arm/arm-protos.h: Similarly.
12475 * arm/arm.c: Similarly.
12476 * arm/arm.h: Similarly.
12477 * avr/avr-protos.h: Similarly.
12478 * avr/avr.c: Similarly.
12479 * avr/avr.h: Similarly.
12480 * clipper/clipper-protos.h: Similarly.
12481 * clipper/clipper.c: Similarly.
12482 * clipper/clipper.h: Similarly.
12483 * convex/convex.c: Similarly.
12484 * convex/convex.h: Similarly.
12485 * d30v/d30v-protos.h: Similarly.
12486 * d30v/d30v.c: Similarly.
12487 * d30v/d30v.h: Similarly.
12488 * d30v/d30v.md: Similarly.
12489 * dsp16xx/dsp16xx-protos.h: Similarly.
12490 * dsp16xx/dsp16xx.c: Similarly.
12491 * dsp16xx/dsp16xx.h: Similarly.
12492 * elxsi/elxsi.c: Similarly.
12493 * elxsi/elxsi.h: Similarly.
12494 * fr30/fr30.c: Similarly.
12495 * fr30/fr30.md: Similarly.
12496 * h8300/h8300-protos.h: Similarly.
12497 * h8300/h8300.c: Similarly.
12498 * h8300/h8300.h: Similarly.
12499 * i370/i370-protos.h: Similarly.
12500 * i370/i370.c: Similarly.
12501 * i370/i370.h: Similarly.
12502 * i386/i386.c: Similarly.
12503 * i386/osf1elf.h: Similarly.
12504 * i386/osfrose.h: Similarly.
12505 * i860/i860-protos.h: Similarly.
12506 * i860/i860.c: Similarly.
12507 * i860/i860.h: Similarly.
12508 * i960/i960-protos.h: Similarly.
12509 * i960/i960.c: Similarly.
12510 * i960/i960.h: Similarly.
12511 * ia64/ia64-protos.h: Similarly.
12512 * ia64/ia64.c: Similarly.
12513 * ia64/ia64.h: Similarly.
12514 * m32r/m32r-protos.h: Similarly.
12515 * m32r/m32r.c: Similarly.
12516 * m32r/m32r.h: Similarly.
12517 * m68hc11/m68hc11-protos.h: Similarly.
12518 * m68hc11/m68hc11.c: Similarly.
12519 * m68hc11/m68hc11.h: Similarly.
12520 * m68k/crds.h: Similarly.
12521 * m68k/dpx2.h: Similarly.
12522 * m68k/m68k-protos.h: Similarly.
12523 * m68k/m68k.c: Similarly.
12524 * m68k/m68k.h: Similarly.
12525 * m68k/news.h: Similarly.
12526 * m88k/m88k-protos.h: Similarly.
12527 * m88k/m88k.c: Similarly.
12528 * m88k/m88k.h: Similarly.
12529 * mips/mips-protos.h: Similarly.
12530 * mips/mips.c: Similarly.
12531 * mips/mips.h: Similarly.
12532 * ns32k/merlin.h: Similarly.
12533 * ns32k/ns32k.c: Similarly.
12534 * ns32k/ns32k.h: Similarly.
12535 * ns32k/tek6000.h: Similarly.
12536 * pa/pa-protos.h: Similarly.
12537 * pa/pa.c: Similarly.
12538 * pa/pa.h: Similarly.
12539 * pdp11/2bsd.h: Similarly.
12540 * pdp11/pdp11-protos.h: Similarly.
12541 * pdp11/pdp11.c: Similarly.
12542 * pdp11/pdp11.h: Similarly.
12543 * romp/romp-protos.h: Similarly.
12544 * romp/romp.c: Similarly.
12545 * romp/romp.h: Similarly.
12546 * rs6000/rs6000-protos.h: Similarly.
12547 * rs6000/rs6000.c: Similarly.
12548 * rs6000/rs6000.h: Similarly.
12549 * rs6000/sysv4.h: Similarly.
12550 * sh/sh-protos.h: Similarly.
12551 * sh/sh.c: Similarly.
12552 * sh/sh.h: Similarly.
12553 * sparc/sparc-protos.h: Similarly.
12554 * sparc/sparc.c: Similarly.
12555 * sparc/sparc.h: Similarly.
12556 * vax/vax.c: Similarly.
12557 * vax/vax.h: Similarly.
12558 * vax/vms.h: Similarly.
12559 * we32k/we32k.c: Similarly.
12560 * we32k/we32k.h: Similarly.
12562 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12564 * basic-block.h (first_insn_after_basic_block_note): Declare.
12565 * flow.c (first_insn_after_basic_block_note): Define. Moved
12567 * ssa.c (first_insn_after_basic_block_note): Remove.
12568 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12570 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12571 nodes when we find a dead conditional branch. Insert BARRIERs
12572 after any blocks with no successors, but which do not have
12575 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12577 * varray.c (varray_check_failed): Use internal_error.
12579 2001-07-05 Andrew Haley <aph@redhat.com>
12581 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12582 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12583 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12585 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12587 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12588 reference if the target constant is also a SYMBOL_REF.
12590 2001-07-05 Eric Christopher <echristo@redhat.com>
12592 * config/mips/mips.h (MASK_MIPS3900): Remove.
12593 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12594 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12595 (TARGET_MIPS3900): Change to use mips_arch.
12596 (TARGET_MIPS4000): New.
12597 (TARGET_MIPS4100): New.
12598 (TARGET_MIPS4300): New.
12599 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12600 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12602 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12603 (ISA_HAS_BRANCHLIKELY): To here.
12604 (CC1_CPU_SPEC): New.
12605 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12606 (mips_arch_string): Declare.
12607 (mips_arch): Declare.
12608 (TARGET_OPTIONS): Add -march and -mtune.
12610 * config/mips/mips.c (mips_arch_string): New.
12612 (override_options): Handle -march for codegen and -mtune
12613 for scheduling. Use mips_arch. Move tx39 target default here.
12614 (mips_parse_cpu): Move error message to override_options.
12616 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12618 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12620 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12621 (MIPS Options): Ditto. Change mcpu entry to historical text.
12623 2001-07-05 H.J. Lu (hjl@gnu.org)
12625 * config/mips/mips.c (mips_parse_cpu): New function to parse
12628 2001-07-05 Jim Wilson <wilson@redhat.com>
12630 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12631 * config/ia64/t-ia64: Likewise.
12632 (LIB1ASMFUNCS): Update comment.
12634 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12636 * doc/install.texi (Install GCC: Binaries): Fix typo.
12638 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12640 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12641 reference using the stack pointer, adjust it since we push Y
12643 ("*ashrsi3"): Likewise.
12644 ("*lshrsi3"): Likewise.
12646 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12648 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12649 when -fomit-frame-pointer is used.
12651 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12653 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12654 (try_redirect_by_replacing_jump): Reverse updating properly the
12655 count and frequency information. Reverse removing cc0 setter.
12656 (forwarder_block_p): Reverse fixing for fallthru blocks.
12658 2001-07-05 DJ Delorie <dj@redhat.com>
12660 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12661 (translate_options): If the above is defined, use it to map
12662 given options to new options.
12663 * doc/tm.texi: Document it.
12665 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12666 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12668 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12669 cause programs using computed gotos to run more slowly.
12671 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12673 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12675 Consistently require binutils 2.11.2, not prereleases.
12676 (Specific, decstation-*): Canonicalize as mips-dec-*.
12677 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12679 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12680 (Specific, mips-*): Reword MIPS C compiler requirements.
12681 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12682 (Specific, sunv5): Removed, obsolete.
12684 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12686 * dwarf2out.c (output_loc_list): Use an all ones mask for
12687 .text asm output and don't rely on long long
12688 literals. Reformat some long lines.
12690 2001-07-05 Andreas Jaeger <aj@suse.de>
12692 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12695 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12697 * dwarf2out.c (dwarf2out_define): Update comment.
12698 (dwarf2out_undef): Ditto.
12699 (dwarf2out_start_source_file): Ditto.
12700 (dwarf2out_end_source_file): Ditto.
12701 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12702 since we never call the start/end debug hook for the primary file.
12704 2001-07-04 Kazu Hirata <kazu@hxi.com>
12706 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12709 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12711 * cppinit.c (remove_dup_dirs): Inform if a system include
12712 directory is being reordered.
12713 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12715 * doc/cpp.texi (Search Paths): Likewise.
12716 * doc/gcc.texi (Interoperation): Remove information about
12719 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12721 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12722 (VARRAY_TOP_CHAR_PTR): Likewise.
12724 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12726 * gcc.c (process_command): Don't assign elements of a const char*.
12728 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12730 * emit-rtl.c (change_address): Don't abort if invalid address while
12731 reload is in progress.
12733 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12735 * c-lex.c (cb_file_change): Pass line number to
12736 debug_start_source_file.
12737 (cb_undefine): Pass correct line number to debug_undef.
12739 * toplev.c (debug_start_source_file): Add line number to
12740 parameters. Pass it along to dwarf2out_start_source_file.
12741 (decode_g_option): Stop resetting debug level back to normal when
12742 we change debug formats, unless the current level is
12743 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12746 * toplev.h (debug_start_source_file): Add line number to
12749 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12752 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12754 Output debug_macinfo data for starting file if requested.
12755 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12757 (dwarf2out_define): Output debug_macinfo data for defining a macro
12759 (dwarf2out_undef): Output debug_macinfo data for undefining a
12760 macro if requested.
12761 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12762 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12763 (macinfo_section_label): New. DWARF2 macro info section label.
12764 (dwarf2out_init): If we want macro info, output the start label
12766 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12767 attribute to the compilation unit die pointing to the macro info.
12769 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12771 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12772 DWARF2_DEBUGGING_INFO.
12773 (add_loc_descr_to_loc_list): Ditto.
12774 (output_loc_list): Ditto.
12775 Also, fix thinko in curr not being initialized.
12776 (gen_internal_sym): Ditto.
12778 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12780 * emit-rtl.c (replace_equiv_address): New function.
12781 * expr.h (replace_equiv_address): New declaration.
12782 * explow.c (validize_mem): Call it instead of change_address and
12783 also call if -fforce-addr and address is constant.
12784 * expr.c: Replace more calls to change_address with adjust_address
12785 and/or replace_equiv_address or to validize_mem.
12786 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
12787 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
12788 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12789 * config/i370/i370.md, config/i860/i860.md: Likewise.
12790 * config/i960/i960.md, config/mips/mips.c: Likewise.
12791 * config/mips/mips.md, config/pa/pa.md: Likewise.
12792 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
12793 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
12795 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12797 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
12799 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
12802 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
12804 * doc/include: New directory.
12805 * doc/fdl.texi: Move to doc/include/fdl.texi.
12806 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
12807 * doc/include/funding.texi, doc/include/gpl.texi: New files.
12808 * doc/gcc.texi: Use funding.texi and gpl.texi.
12809 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
12810 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
12811 Update dependencies and use -I $(docdir)/include.
12813 2001-07-04 Anthony Green <green@redhat.com>
12815 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
12817 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12819 * doc/install.texi (sparc64-*-*): Remove garbage.
12821 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
12823 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
12824 Fix typo in last change to use adjust_address.
12826 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12828 * doc/install.texi (Specific): Update information for *-*-solaris*.
12830 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12832 * explow.c (plus_constant_wide): Reinitialize Y for restart.
12834 2001-07-03 Stan Shebs <shebs@apple.com>
12836 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
12837 case for flag_no_mach_text_sections.
12838 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
12839 * config/darwin.c (flag_no_mach_text_sections): Remove.
12840 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
12842 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12844 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
12845 and avoid checking for constant as first operand.
12846 * recog.c (find_constant_term_loc): No longer static.
12847 (adj_offettable_operand): Delete.
12848 * rtl.h (adj_offsettable_operand): Delete declaration.
12849 (find_constant_term): Add declaration.
12850 * caller-save.c: Replace calls to adj_offsettable_operand with calls
12852 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
12853 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
12854 * config/i386/i386.c, config/i386/i386.md: Likewise.
12855 * config/i860/i860.c, config/i960/i960.c: Likewise.
12856 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
12857 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
12858 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
12859 * config/mips/mips.c, config/mips/mips.md: Likewise.
12860 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
12861 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
12862 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
12863 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
12864 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
12865 * config/ns32k/ns32k.md: Likewise.
12867 2001-07-03 Zack Weinberg <zackw@stanford.edu>
12869 * rtl.c (copy_rtx): Handle 'T' format letter.
12870 * gensupport.c (collect_insn_data): Likewise.
12871 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
12873 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
12875 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
12876 -B option. Use 'dir' not 'foo' as example directory name.
12878 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12880 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12881 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
12883 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12885 * doc/cppinternals.texi: Improve formatting and logical markup.
12887 2001-07-03 Andreas Jaeger <aj@suse.de>
12889 * Makefile.in (insn-recog.o): Add dependency on reload.h.
12891 * genrecog.c (write_header): Include reload.h for prototypes in
12894 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
12897 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
12898 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12899 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
12900 i386_pe_valid_type_attribute_p): Add.
12901 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
12902 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
12904 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12906 * explow.c (plus_constant_wide, case LO_SUM): New case.
12907 (plus_constant_for_output_wide): Delete.
12908 * rtl.h (plus_constant_for_output): Delete.
12909 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
12910 instead of plus_constant_for_output.
12911 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
12912 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
12913 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
12914 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
12915 * config/sparc/sparc.md: Likewise.
12916 Convert some change_address calls to adjust_address.
12918 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12920 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
12921 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
12922 documentation of -std and -Wwrite-strings.
12924 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12926 * cse.c (canon_hash): Don't register registers in very small
12927 register classes, as extending their lifetime might cause
12930 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12932 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12934 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12935 (try_redirect_by_replacing_jump): Update properly the count
12936 and frequency information.
12938 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
12940 * toplev.c (dump_file_index): Move SSA dumps just after first
12942 (dump_file): Corresponding changes.
12943 (rest_of_compilation): Move SSA path to just after the first
12945 * doc/gcc.texi (Passes): Update due to movement of SSA path.
12946 * doc/invoke.texi: Update dump file #s as they were completely
12947 out of date with reality.
12949 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12951 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
12953 * expr.c (emit_move_insn_1): Deal with non-default
12956 * expr.c (emit_single_push_insn): Fix warning.
12958 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
12960 * expr.c (emit_move_insn_1): Avoid modifying
12961 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
12963 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12965 * emit-rtl.c (adjust_address): New function.
12966 * expr.h (adjust_address): Add declaration.
12967 * builtins.c: Replace some calls to change_address with calls to it
12968 or to validize_mem.
12969 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
12970 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
12971 * config/arm/arm.c, config/convex/convex.c: Likewise.
12972 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12973 * config/i386/i386.c, config/i386/i386.md: Likewise.
12974 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
12975 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
12976 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
12977 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
12978 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
12980 2001-07-02 Jim Wilson <wilson@redhat.com>
12982 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
12984 2001-07-02 Steve Ellcey <sje@cup.hp.com>
12986 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
12987 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
12989 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12991 * cppinit.c (lang_defaults): New table.
12992 (set_lang): Just read from lang_defaults into the live options
12995 2001-07-02 Zack Weinberg <zackw@stanford.edu>
12997 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
12998 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
12999 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
13001 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13003 * doc/install.texi: Various spelling and markup fixes.
13004 (Installing GCC): Component specific installation instructions are
13007 Warn about removing old install dir in the presence of shared libs.
13008 (Configuration): Invoke with options target to match configure
13010 Consistently refer to gas, gld pathnames.
13011 Invert --enable-multilib documentation.
13012 Remove references to old compiler versions.
13014 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13016 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
13018 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13020 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
13022 (Specific, mips*-sgi-irix5): Note IDO download.
13023 Reworded MIPS C hints.
13024 Use GNU as instead of GAS.
13026 Removed SGI Freeware reference, IRIX 6 only.
13027 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
13028 Note N64 library requirement/workaround.
13030 Complete list of structure passing bug victims.
13032 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13034 * doc/install.texi: Remove CVS Id.
13036 2001-07-02 Andreas Jaeger <aj@suse.de>
13038 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
13039 (find_inherently_necessary): Remove unused variable.
13041 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
13043 * c-common.h (TDI_inlined): New ast dump phase.
13044 (dump_flag_name): New function.
13045 * c-dump.c (dump_files): Add inlined phase.
13046 (dump_flag_name): Define.
13047 * doc/invoke.texi (-fdump-ast-inlined): Document.
13049 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13051 * stor-layout.c (layout_decl): Revert change to handling of alignment
13054 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13056 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
13059 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
13061 * doc/tm.texi (FUNCTION_ARG): Document that the last call
13064 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
13066 * tlink.c (recompile_files): Remove COMPILER_PATH and
13067 LIBRARY_PATH from the environment.
13069 2001-07-01 Zack Weinberg <zackw@stanford.edu>
13071 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
13072 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
13074 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
13076 * c-parse.in (OBJC_STRING): Kill.
13077 (objc_string): Decompose to [objc_string] '@' STRING.
13078 (reswords): Take the leading '@' off all the Objective C keywords.
13079 (objc_rid_sans_at): Kill.
13080 (init_reswords): Don't initialize it.
13081 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
13082 (_yylex): Kill reconsider label. Look ahead one token after
13083 an '@'; if we get an identifier, check whether it's an
13084 Objective C @-keyword. If so, return the keyword. Otherwise,
13085 put back the token and return the '@' as a terminal.
13087 * cpplib.c (lex_macro_node): Remove unnecessary check for
13088 leading '@' on identifier. Clarify control flow and commentary.
13090 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13092 * cse.c (new_label_ref): Variable deleted.
13093 (insert): Remove set of new_label_ref.
13094 (check_for_label_ref): New function.
13095 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
13097 See ChangeLog.5 for earlier changes.