1 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
3 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
5 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
7 * c-decl.c (pushdecl): Remove file and line.
8 * c-typeck.c (pop_init_level): Remove size.
10 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
12 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
15 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
16 (TARGET_ALTIVEC): New.
17 (TARGET_SWITCHES): Add altivec.
18 (FIRST_PSEUDO_REGISTER): Change to 109.
19 (CALL_USED_REGISTERS): Same.
20 (FIRST_ALTIVEC_REGNO): New.
21 (LAST_ALTIVEC_REGNO): New.
22 (ALTIVEC_REGNO_P): New.
23 (UNITS_PER_ALTIVEC_WORD): New.
24 (ALTIVEC_VECTOR_MODE): New.
25 (FIXED_REGISTERS): Add altivec registers.
26 (REG_ALLOC_ORDER): Same.
27 (HARD_REGNO_NREGS): Adjust for altivec registers.
28 (HARD_REGNO_MODE_OK): Same.
29 (MODES_TIEABLE_P): Same.
30 (REGISTER_MOVE_COST): Same.
31 (REGNO_REG_CLASS): Same.
32 (reg_class): Add ALTIVEC_REGS.
33 (REG_CLASS_NAMES): Same.
34 (REG_CLASS_CONTENTS): Same.
35 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
36 (ALTIVEC_ARG_RETURN): New.
37 (FUNCTION_VALUE): Handle VECTOR_TYPE.
38 (LIBCALL_VALUE): Handle altivec vector modes.
39 (VECTOR_MODE_SUPPORTED_P): New.
40 (ALTIVEC_ARG_MIN_REG): New.
41 (ALTIVEC_ARG_MAX_REG): New.
42 (ALTIVEC_ARG_NUM_REG): New.
43 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
44 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
45 (REGISTER_NAMES): Add altivec regs.
46 (DEBUG_REGISTER_NAMES): Same.
47 (ADDITIONAL_REGISTER_NAMES): Same.
48 (rs6000_builtins): New.
49 (MD_EXPAND_BUILTIN): New.
50 (MD_INIT_BUILTINS): New.
51 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
52 for AltiVec instructions.
53 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
54 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
56 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
57 (TARGET_SWITCHES): Add no-altivec.
58 (DATA_ALIGNMENT): Align vectors to 128 bits.
59 (TARGET_OPTIONS): Add abi= option.
60 Add rs6000_abi_string extern.
61 (LOCAL_ALIGNMENT): New.
62 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
63 (MASK_ALTIVEC_ABI): New.
64 (TARGET_ALTIVEC_ABI): New.
65 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
67 (STACK_BOUNDARY): Adjust for altivec.
68 (BIGGEST_ALIGNMENT): Same.
69 (rs6000_args): Add vregno.
70 (USE_ALTIVEC_FOR_ARG_P): New.
71 (FIXED_REGISTERS): Add vrsave register.
72 (CALL_USED_REGISTERS): Same.
73 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
75 (reg_class): Add VRSAVE_REGS.
76 (REG_CLASS_NAMES): Same.
77 (REG_CLASS_CONTENTS): Same.
78 (REGNO_REG_CLASS): Same.
80 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
81 (ABI_STACK_BOUNDARY): Same.
82 (BIGGEST_ALIGNMENT): Same.
83 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
84 (ROUND_TYPE_ALIGN): Same.
86 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
89 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
92 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
95 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
96 (altivec_expand_builtin): New.
97 (altivec_init_builtins): New.
98 (TARGET_EXPAND_BUILTIN): New.
99 (TARGET_INIT_BUILTINS): New.
100 (rs6000_init_builtins): New.
101 (struct builtin_description): New.
103 (rs6000_reg_names): Add altivec registers.
104 (alt_reg_names): Same.
105 (secondary_reload_class): Altivec regs can hold altivec regs and
107 (rs6000_emit_move): Force constants into memory for AltiVec moves.
108 (print_operand): Add 'y' case for printing altivec memory
110 (rs6000_legitimize_address): Legitimize vector addresses into
112 (altivec_expand_binop_builtin): New.
113 New string rs6000_current_abi.
114 (rs6000_override_options): Call rs6000_parse_abi_options.
115 (rs6000_parse_abi_options): New.
116 (function_arg_boundary): Vector arguments must be 16
118 (function_arg_advance): Handle vector arguments.
119 (function_arg_partial_nregs): Same.
120 (init_cumulative_args): Same.
121 (function_arg): Same.
123 * config/rs6000/rs6000.md (altivec_lvx): New.
124 (type): Add altivec attribute.
126 (*movv4si_internal): New.
128 (*movv16qi_internal): New.
130 (*movv8hi_internal1): New.
132 (*movv4sf_internal1): New.
249 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
251 * Makefile.in (df.o): Add fibheap.h to dependencies.
253 * df.h: Add prototypes for transfer functions, iterative_dataflow
255 (enum df_flow_dir): New enum.
256 (enum df_confluence_op): New enum.
257 (struct df): Add inverse_rts_map.
259 * df.c: Add sbitmap.h to the list of includes.
260 (df_rd_global_compute): Removed.
261 (df_ru_global_compute): Removed.
262 (df_lr_global_compute): Removed.
263 (df_rd_transfer_function): New function.
264 (df_ru_transfer_function): New function.
265 (df_lr_transfer_function): New function.
266 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
267 Use iterative_dataflow_bitmap instead of df_*_global_compute.
268 (iterative_dataflow_sbitmap): New function.
269 (iterative_dataflow_bitmap): New function.
271 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
273 * doc/gcc.texi: Move terminology and spelling conventions to
274 htdocs/codingconventions.html.
276 2001-11-07 Graham Stott <grahams@redhat.com>
278 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
280 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
282 * expmed.c (expand_mult): Force operand to register before computing
284 * i386.c (x86_decompose_lea): New global vairable.
285 * i386.h (x86_decompose_lea): Declare.
286 (TARGET_DECOMPOSE_LEA): New macro.
287 (RTX_COST): Handle leas properly.
289 2001-11-06 Richard Henderson <rth@redhat.com>
291 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
292 defined for a CONSTRUCTOR; don't check it.
294 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
296 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
297 test for absolute pathnames.
299 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
301 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
302 instructions up to the target pc inclusive.
304 2001-11-06 Steve Christiansen <smc@us.ibm.com>
306 * loop.c (loop_regs_scan): Don't invalidate PIC register.
308 2001-11-06 Eric Christopher <echristo@redhat.com>
310 * config/mips/mips.md(movdf_internal2): Add constraints for float
311 to general register move.
312 * config/mips/elf64.h: Add default ABI.
314 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
316 * alias.c:: Include langhooks.h.
317 * emit-rtl.c: Similarly.
318 * toplev.c: Similarly.
319 * tree-inline.c: Similarly.
320 * langhooks-def.h: New, the old langhooks.h. Give the default
321 hooks a common prefix.
322 * langhooks.h: Contents extracted from toplev.h.
323 * toplev.h: Move langhook stuff to langhooks.h.
324 * langhooks.c: Give default hooks a common prefix.
326 * c-lang.c: Include langhooks-def.h.
327 * objc/objc-act.c: Similarly.
328 * Makefile.in: Update.
329 * objc/Make-lang.in: Update.
331 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
333 * doc/install.texi: Document that configure options not listed in
334 this file are unsupported. Document --with-system-zlib.
336 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
338 * rtl.h (mem_for_const_double): New declaration.
339 * varasm.c (mem_for_const_double): New function.
340 * config/convex/convex.md (movdf): Use it.
341 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
342 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
343 * config/m68k/m68kv4.h: Likewise.
345 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
346 of new GP reg classes.
348 * expr.c (store_field): When making temp object for unaligned
349 component, set it to alias set 0.
351 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
353 * c-common.c (c_expand_expr_stmt): Apply default conversions to
354 non-lvalue arrays if C99.
355 * c-typeck.c (default_conversion): Split out code handling
356 array-to-pointer and function-to-pointer conversions into a
357 separate default_function_array_conversion function.
358 (default_function_array_conversion): New function. Keep track of
359 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
360 arrays unchanged outside C99 mode instead of giving an error for
362 (build_component_ref): Use pedantic_non_lvalue when handling
363 COMPOUND_EXPR. Don't handle COND_EXPR specially.
364 (convert_arguments): Use default_function_array_conversion.
365 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
367 (unary_complex_lvalue): Likewise.
368 (internal_build_compound_expr): Use
369 default_function_array_conversion. Apply default conversions to
370 function in compound expression.
371 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
372 Use default_function_array_conversion.
373 * doc/extend.texi: Update documentation of subscripting non-lvalue
378 2001-11-05 Zack Weinberg <zack@codesourcery.com>
380 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
381 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
382 corresponding to the complete set of .po and .gmo files in
383 the source directory's po subdir, modified by LINGUAS. Don't
385 * configure.in: Don't set ALL_LINGUAS.
386 * configure: Regenerate.
388 * Makefile.in (.po.gmo): Don't move into source directory.
389 (.po.pox): Clarify comments.
390 (install-po): Look for .gmo files in both srcdir and objdir;
391 don't fail if a file is totally missing.
392 (distclean): rmdir ada subdirectory too.
394 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
396 * config/rs6000/rs6000.c (rs6000_select_section): Handle
397 CONSTRUCTORs _correctly_.
399 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
401 * c-decl.c (delete_block): Remove.
402 * c-tree.h (delete_block): Remove.
404 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
406 * cppexp.c (lex, parse_defined): Update warning about defined.
408 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
410 * config/rs6000/rs6000.c (rs6000_select_section): Handle
413 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
415 * config/arm/arm.c (arm_return_in_memory): Cope with
416 int_size_in_bytes returning -1.
418 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
421 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
423 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
424 remove unneded depdendencies;
426 * cfglayout.c, cfglayout.h: New files; break out from ...
427 * bb-reorder.c: ... here; Remove unneeded includes;
429 2001-11-04 Alan Modra <amodra@bigpond.net.au>
431 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
433 2001-11-04 David Edelsohn <edelsohn@gnu.org>
435 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
436 mode as well. Do not explicitly create intermediate regs.
438 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
440 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
441 (common_section): Delete unused variable.
442 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
443 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
444 * arm-protos.h (arm_poke_function_name, aof_add_import,
445 aof_delete_import): Const-ify.
446 * arm.c (legitimize_pic_address): Wrap variables in the macro
447 controlling their usage.
448 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
449 (arm_poke_function_name, pic_chain, import, aof_add_import,
450 aof_delete_import): Const-ify.
451 * i386.c (ix86_osf_output_function_prologue): Const-ify.
452 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
453 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
454 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
455 * i860/sysv3.h: Add missing comment closure.
456 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
457 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
460 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
461 (i960-*-*): Set tmake_file.
462 (sparc86x-*-elf*): Fix typo in header name.
464 * sched-rgn.c (schedule_insns): Delete unused variable.
466 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
469 * c-typeck.c (lookup_field): Rework to return a chain down to
471 (build_component_ref): Use the new lookup_field to handle
472 nested anonymous entities correctly.
474 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
476 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
477 Change parameters to gen_rtx_CONST_DOUBLE.
478 (GEN_INT64, sparc_emit_set_const64): Likewise.
479 * config/sparc/sparc.md (movdf split): Likewise.
481 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
483 * unroll.c (calculate_giv_inc): Use find_last_value rather
484 than just hoping the last instruction is the right SET.
485 [Fixes 990604-1.c on stormy16.]
487 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
488 library at all if -T is used.
490 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
491 some uses of uninitialized variables in error cases.
493 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
494 look at 'temp' if we won't be using it.
496 * config/stormy16/stormy16.h (CONST_COSTS): Define.
498 (ADDRESS_COST): Define.
499 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
501 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
503 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
504 stormy16_asm_output_mi_thunk.
505 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
507 * config/stormy16/stormy16-protos.h
508 (stormy16_asm_output_mi_thunk): New prototype.
510 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
512 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
513 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
514 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
515 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
516 sched-int.h, toplev.c, config/alpha/alpha.c,
517 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
518 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
519 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
520 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
521 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
522 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
523 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
525 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
527 * Makefile.in (dbxout.o): Depend on function.h.
528 * collect2.c (is_in_list): Hide unused function.
529 * dbxout.c: Include function.h.
530 (source_label_number, dbxout_source_line, dbxout_source_file,
531 dbxout_function_end, dbxout_begin_function): Wrap/move inside
532 macros controlling usage.
533 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
534 * output.h (exports_section): Prototype.
536 * convex.c (convex_output_function_prologue): Fix format specifier
538 (asm_declare_function_name): Fix signed/unsigned warning.
539 (print_operand): Fix format specifier warning.
540 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
541 * dsp16xx-protos.h (uns_comparison_operator,
542 num_1600_core_shifts): Prototype.
543 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
544 (frame_size, frame_pointer_offset): Delete.
545 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
546 Make static. Fix format specifier warnings.
547 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
548 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
549 * dsp16xx.md: Add default case in switches.
550 * fr30.h (IN_RANGE): Delete.
551 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
552 * mcore-protos.h (mcore_output_cmov): Const-ify.
553 * mcore.c (mcore_output_cmov): Likewise.
554 * mcore.h (switch_to_section): Make static and prototype.
555 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
556 unsigned>=0 warnings.
557 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
558 * rs6000-protos.h (read_only_data_section,
559 read_only_private_data_section): Prototype.
560 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
561 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
562 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
564 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
566 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
568 * final.c (final_scan_insn): Add brackets around body of if-stmt.
569 * gcc.c (convert_filename): Add static prototype. Const-ify.
570 Wrap variable in macros controlling its use.
571 * output.h (sdata_section): Add prototype.
573 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
574 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
575 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
576 (ASM_FILE_START): Const-ify.
577 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
579 * c4x.md: Don't use the 'U' integer suffix.
580 * clipper.md (clipper_movstr): Delete declaration.
581 * d30v-protos.h (d30v_move_2words): Const-ify.
582 (debug_stack_info): Add prototype.
583 * d30v.c: Include "integrate.h".
584 (d30v_function_arg_boundary, d30v_function_arg,
585 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
586 signed/unsigned warnings.
587 (d30v_print_operand_memory_reference, d30v_move_2words):
589 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
590 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
591 * fr30.md: Const-ify.
592 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
593 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
594 (mvs_get_label_page): Hide unused static function.
595 * i860.c (current_function_original_name): Const-ify.
596 * i860/sysv3.h (current_function_original_name): Likewise.
597 * i860/sysv4.h (current_function_original_name): Likewise.
598 * i960.md: Add default case in switches. Remove unused variable.
599 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
600 * m32r.md: Const-ify.
601 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
602 * m68hc11.c: Include "reload.h".
603 (static_chain_reg, print_options, m68hc11_asm_file_start):
605 * m68hc11.md: Delete unused variable. Const-ify. Add parens
606 around & in comparison.
607 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
608 * mn10200.c (shift_mode): Remove trailing comma.
609 * mn10300-protos.h (output_tst): Const-ify.
610 * mn10300.c (output_tst): Likewise.
611 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
613 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
614 * pa.c (output_ascii): Likewise.
615 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
616 * pdp11.md (expand_unop): Delete declarations.
617 * pj-protos.h (pj_output_addsi3): Const-ify.
618 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
619 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
620 unique_src_operand): Add prototypes.
621 (pj_output_store_into_lval): Make definition static.
622 (pj_function_incoming_arg): Don't use unary plus.
623 (pj_output_addsi3): Const-ify.
624 * romp.md (get_symref): Delete declarations.
625 * v850-c.c (mark_current_function_as_interrupt): Don't return
626 value from void function.
627 * v850.c: Include "integrate.h".
628 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
629 * vax-protos.h (const_section): Add prototype.
631 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
633 * machmode.def: Add documentation for the seventh argument in
636 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
638 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
640 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
641 <-melf>: Don't have markup for ELF acronym.
643 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
645 * config.gcc (mmix-*-*): New target.
646 * doc/invoke.texi: Document MMIX options.
647 * doc/contrib.texi: Add note about MMIX port to my entry.
648 * config/mmix/t-mmix: New file.
649 * config/mmix/mmix.h: New file.
650 * config/mmix/mmix-protos.h: New file.
651 * config/mmix/mmix.c: New file.
652 * config/mmix/mmix.md: New file.
653 * config/mmix/crti.asm: New file.
654 * config/mmix/crtn.asm: New file.
656 2001-11-03 Kazu Hirata <kazu@hxi.com>
658 * config/sparc/linux-aout.h: Fix comment formatting.
659 * config/sparc/linux.h: Likewise.
660 * config/sparc/linux64.h: Likewise.
661 * config/sparc/lynx.h: Likewise.
662 * config/sparc/pbd.h: Likewise.
663 * config/sparc/sol2-sld-64.h: Likewise.
664 * config/sparc/sol2.h: Likewise.
665 * config/sparc/sparc.c: Likewise.
666 * config/sparc/sparc.h: Likewise.
667 * config/sparc/sparc.md: Likewise.
668 * config/sparc/sunos4.h: Likewise.
669 * config/sparc/vxsim.h: Likewise.
670 * config/sparc/vxsparc.h: Likewise.
671 * config/sparc/vxsparc64.h: Likewise.
673 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
675 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
676 reference to CONST_DOUBLE_MEM in comment.
677 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
678 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
679 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
680 * function.c (pop_function_context_from): Don't call
681 restore_varasm_status.
682 * function.h (restore_varasm_status): Delete declaration.
683 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
685 * rtl.def (CONST_DOUBLE): Update comment.
686 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
687 (CONST_DOUBLE_CHAIN): Likewise.
688 (CONST_DOUBLE_MEM): Delete.
689 (gen_rtx_CONST_DOUBLE): Update parameters.
690 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
691 Remove reference to CONST_DOUBLE_MEM.
692 (const_alias_set): New variable.
693 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
694 (immed_real_const_1): Adjust tests for 0, 1, and 2.
695 Don't set CONST_DOUBLE_MEM.
696 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
697 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
698 Put constant in const_alias_set.
699 (struct pool_constant): ALIGN now unsigned.
700 OFFSET now HOST_WIDE_INT.
702 (restore_varasm_status): Deleted.
703 (mark_pool_constant): Mark desc->rtl.
704 (force_const_mem): Rework to store rtl in hash table,
705 not CONST_DOUBLE_MEM.
706 Put constant in const_alias_set.
707 (find_pool_constant): Check desc->rtl.
708 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
709 (init_varasm_once): Initialize const_alias_set.
711 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
714 * reload.c (combine_reloads): Don't combine an output reload if there
715 are other reloads around for part of the output.
717 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
719 (set_mem_decl): New function.
720 * expr.h (set_mem_decl): New declaration.
721 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
722 (output_asm_operand_names): Add tab.
723 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
725 * builtins.c (get_memory_rtx): Properly set MEM alias set and
728 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
730 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
731 Use "invalid" instead of "illegal". Use @r in comments in
734 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
736 * c-decl.c (pushdecl): Move block inside if conditional to remove
737 possibility of a segfault. Lookup block-level extern
738 variables in enclosing scopes correctly.
740 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
742 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
744 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
745 SUBREG so we avoid SUBREGing memory.
747 * expmed.c (store_bit_field): Same.
749 2001-11-02 DJ Delorie <dj@redhat.com>
751 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
752 using FP registers for DImode mem-mem moves is acceptable.
754 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
756 * builtins.c (apply_args_size): Handle vector arguments.
757 (apply_result_size): Same.
759 * machmode.def: Set WIDER mode field for all vector entries.
761 2001-11-02 Graham Stott <grahams@redhat.com>
763 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
765 2001-11-01 Eric Christopher <echristo@redhat.com>
767 * config.gcc: Revert part of earlier patch.
768 * config/mips/linux.h: Ditto.
769 * df.c: Include tm_p.h to avoid warnings.
770 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
772 * config/mips/mips.c: Define mips_abi regardless.
773 (mips_output_function_prologues): Add long casts for .frame
775 (override_options): Allow use of ABI_32.
777 2001-11-01 Kazu Hirata <kazu@hxi.com>
779 * config/m68hc11/m68hc11.c: Fix comment formatting.
780 * config/m68hc11/m68hc11.h: Likewise.
781 * config/m68hc11/m68hc11.md: Likewise.
783 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
785 * c-typeck.c (default_conversion): Retain the original expression
787 * gcc.dg/Wparentheses.c: New tests.
789 2001-11-01 David S. Miller <davem@redhat.com>
791 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
792 64-bit Sparc description more in line with reality.
794 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
796 * Makefile.in (GCOV_OBJS): Add version.o.
797 * gcov.c: Include "version.h" and <getopt.h>.
798 (gcov_version_string): Remove.
799 (print_usage): Take a parameter to determine whether this is a
800 call from --help or an error message. Give fuller output that
801 follows the GNU Coding Standards for --help.
802 (print_version): New function.
804 (process_args): Use getopt_long. Support long options. Follow
805 GNU Coding Standards for --help and --version.
806 * doc/gcov.texi: Document long options.
807 Addresses part of PR other/704.
809 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
811 * pa.c (output_move_double): Fix typo in double load.
813 2001-11-01 Kazu Hirata <kazu@hxi.com>
815 * config/h8300/h8300.c (h8300_encode_label): Compute a string
816 before passing it to ggc_alloc_string.
818 2001-11-01 Kazu Hirata <kazu@hxi.com>
820 * config/m68k/3b1.h: Fix comment formatting.
821 * config/m68k/3b1g.h: Likewise.
822 * config/m68k/a-ux.h: Likewise.
823 * config/m68k/amix.h: Likewise.
824 * config/m68k/apollo68.h: Likewise.
825 * config/m68k/atari.h: Likewise.
826 * config/m68k/aux-exit.c: Likewise.
827 * config/m68k/ccur-GAS.h: Likewise.
828 * config/m68k/crds.h: Likewise.
829 * config/m68k/dpx2.h: Likewise.
830 * config/m68k/dpx2g.h: Likewise.
831 * config/m68k/hp310.h: Likewise.
832 * config/m68k/hp320.h: Likewise.
833 * config/m68k/isi.h: Likewise.
834 * config/m68k/linux.h: Likewise.
835 * config/m68k/lynx.h: Likewise.
836 * config/m68k/m68k-psos.h: Likewise.
837 * config/m68k/m68k.c: Likewise.
838 * config/m68k/m68k.h: Likewise.
839 * config/m68k/m68k.md: Likewise.
840 * config/m68k/m68kelf.h: Likewise.
841 * config/m68k/m68kv4.h: Likewise.
842 * config/m68k/mot3300.h: Likewise.
843 * config/m68k/news.h: Likewise.
844 * config/m68k/next.h: Likewise.
845 * config/m68k/pbb.h: Likewise.
846 * config/m68k/plexus.h: Likewise.
847 * config/m68k/sgs.h: Likewise.
848 * config/m68k/sun3.h: Likewise.
849 * config/m68k/tower.h: Likewise.
850 * config/m68k/vxm68k.h: Likewise.
852 2001-10-31 DJ Delorie <dj@redhat.com>
854 * config/mips/mips.h (mips_cache_flush_func): Prototype.
855 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
856 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
857 * config/mips/mips.c (mips_cache_flush_func): New.
858 * doc/invoke.texi: Document the new options.
860 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
862 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
863 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
865 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
867 * config/cris/cris.c: Include output.h after tree.h but before
870 2001-10-31 Zack Weinberg <zack@codesourcery.com>
872 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
873 (INTL_SUBDIRS): Just intl.
874 (.SUFFIXES): Add .gmo .po .pox.
875 (native): Also depend on build-@POSUB@.
876 (intl.all, intl.install): Depend on config.h and things it includes.
877 (po-generated): New target; depend on c-parse.c and tradcif.c.
878 (install-normal): Also depend on install-@POSUB@.
879 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
880 (build-, install-, build-po, update-po, install-po,
881 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
883 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
884 * configure.in: Don't munge XGETTEXT. Don't generate
886 * configure: Regenerate.
889 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
890 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
892 2001-10-31 Kazu Hirata <kazu@hxi.com>
894 * config/h8300/h8300.md (two anonymous patterns): New.
896 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
898 * tree.h (tree_index): Add support for V16QI and V8HI.
899 (V8HI_type_node): New.
900 (V16QI_type_node): New.
902 * tree.c (build_common_tree_nodes_2): Same.
904 * c-common.c (type_for_mode): Same.
906 2001-10-31 Kazu Hirata <kazu@hxi.com>
908 * config/i386/att.h: Fix comment formatting.
909 * config/i386/beos-elf.h: Likewise.
910 * config/i386/bsd.h: Likewise.
911 * config/i386/bsd386.h: Likewise.
912 * config/i386/crtdll.h: Likewise.
913 * config/i386/cygwin.asm: Likewise.
914 * config/i386/cygwin.h: Likewise.
915 * config/i386/djgpp.h: Likewise.
916 * config/i386/freebsd-aout.h: Likewise.
917 * config/i386/freebsd.h: Likewise.
918 * config/i386/gas.h: Likewise.
919 * config/i386/i386-interix.h: Likewise.
920 * config/i386/i386-protos.h: Likewise.
921 * config/i386/i386.c: Likewise.
922 * config/i386/i386.h: Likewise.
923 * config/i386/i386.md: Likewise.
924 * config/i386/i386elf.h: Likewise.
925 * config/i386/interix.c: Likewise.
926 * config/i386/isc.h: Likewise.
927 * config/i386/isccoff.h: Likewise.
928 * config/i386/iscdbx.h: Likewise.
929 * config/i386/linux.h: Likewise.
930 * config/i386/lynx.h: Likewise.
931 * config/i386/mingw32.h: Likewise.
932 * config/i386/netbsd-elf.h: Likewise.
933 * config/i386/next.h: Likewise.
934 * config/i386/osf1elf.h: Likewise.
935 * config/i386/osfrose.h: Likewise.
936 * config/i386/sco5.h: Likewise.
937 * config/i386/seq-gas.h: Likewise.
938 * config/i386/seq-sysv3.h: Likewise.
939 * config/i386/sequent.h: Likewise.
940 * config/i386/sol2.h: Likewise.
941 * config/i386/sun386.h: Likewise.
942 * config/i386/uwin.asm: Likewise.
943 * config/i386/uwin.h: Likewise.
944 * config/i386/vxi386.h: Likewise.
945 * config/i386/win32.h: Likewise.
946 * config/i386/winnt.c: Likewise.
947 * config/i386/xm-cygwin.h: Likewise.
948 * config/i386/xm-mingw32.h: Likewise.
950 2001-10-31 Kazu Hirata <kazu@hxi.com>
952 * builtins.def: Fix comment typos.
953 * config/alpha.c: Likewise.
954 * config/arm/arm.c: Likewise.
955 * config/avr/avr.h: Likewise.
956 * config/d30v/d30v.c: Likewise.
957 * config/d30v/d30v.h: Likewise.
958 * config/d30v/d30v.md: Likewise.
959 * config/dsp16xx/dsp16xx.c: Likewise.
960 * config/fr30/fr30.c: Likewise.
961 * config/fr30/fr30.md: Likewise.
962 * config/i386/i386.c: Likewise.
963 * config/i860/i860.c: Likewise.
964 * config/i960/i960.c: Likewise.
965 * config/ia64/ia64.c: Likewise.
966 * config/mips/mips.c: Likewise.
967 * config/pa/pa.c: Likewise.
968 * config/rs6000/rs6000.c: Likewise.
969 * config/s390/s390.c: Likewise.
970 * config/sparc/sparc.c: Likewise.
972 2001-10-30 Kazu Hirata <kazu@hxi.com>
974 * config/mips/elf.h: Fix comment formatting.
975 * config/mips/elf64.h: Likewise.
976 * config/mips/iris5.h: Likewise.
977 * config/mips/iris5gas.h: Likewise.
978 * config/mips/iris6.h: Likewise.
979 * config/mips/isa3264.h: Likewise.
980 * config/mips/linux.h: Likewise.
981 * config/mips/mips.c: Likewise.
982 * config/mips/mips.h: Likewise.
983 * config/mips/mips.md: Likewise.
984 * config/mips/mips16.S: Likewise.
985 * config/mips/netbsd.h: Likewise.
986 * config/mips/osfrose.h: Likewise.
987 * config/mips/r3900.h: Likewise.
988 * config/mips/sni-svr4.h: Likewise.
989 * config/mips/svr4-t.h: Likewise.
990 * config/mips/ultrix.h: Likewise.
992 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
994 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
995 when we update head->current.
997 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
999 * tree.c (id_string_size): Remove.
1000 (dump_tree_statistics): Update.
1001 * toplev.c (compile_file): If dumping stats, dump tree stats too.
1003 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
1005 * sched-rgn.c (schedule_insns): Fix comment.
1007 2001-10-30 Zack Weinberg <zack@codesourcery.com>
1009 * configure.in: Correct previous change: don't assume that
1010 gas's version number _isn't_ the last thing on the line, or
1011 isn't the only number on the line, either.
1012 * configure: Regenerate.
1014 2001-10-30 Kazu Hirata <kazu@hxi.com>
1016 * cfgcleanup.c: Fix a comment typo.
1018 2001-10-30 Kazu Hirata <kazu@hxi.com>
1020 * alias.c: Fix comment formatting.
1021 * recog.c: Likewise.
1022 * config/cris/cris.c: Likewise.
1023 * config/cris/cris.h: Likewise.
1024 * config/i960/i960.c: Likewise.
1025 * config/i960/i960.h: Likewise.
1027 2001-10-30 Kazu Hirata <kazu@hxi.com>
1029 * config/arm/arm.c: Fix a comment typo.
1030 * config/arm/arm.h: Likewise.
1031 * config/ia64/ia64.c: Likewise.
1033 2001-10-30 Jakub Jelinek <jakub@redhat.com>
1035 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
1036 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
1037 * rtl.h (set_unique_reg_note): Change return value.
1038 * gcse.c (try_replace_reg): Use set_unique_reg_note.
1039 * cse.c (cse_insn): Likewise.
1040 * expr.c (emit_move_insn): Likewise.
1041 * explow.c (force_reg): Likewise.
1042 * local-alloc (update_equiv_regs): Likewise.
1043 * loop.c (move_moveables, load_mems): Likewise.
1044 * reload (find_reloads): Likewise.
1046 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
1049 * c-decl.c (parmlist_tags_warning, start_struct,
1050 check_for_loop_decls): Separate messages for struct, union and
1051 enum cases to allow for languages in which they have different
1053 * c-format.c (scanf_flag_specs): Separate short and long name of
1054 the assignment suppression feature.
1055 (check_format_types): Localize "pointer" and "different types"
1057 * c-lex.c (lex_number): Localize "an unsigned long int" and
1059 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
1061 * c-typeck.c (build_unary_up): Separate messages for increment and
1062 decrement cases to allow for languages in which they use different
1063 articles. Localize the strings "increment" and "decrement" in one
1066 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
1068 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
1069 when no changes has been made.
1071 * gcse.c (reg_set_bitmap): Turn into reg_set.
1072 (modify_mem_list_set, canon_modify_mem_list_set)
1073 (clear_modify_mem_tables, free_modify_mem_tables): New.
1074 (gcse_main); Use free_modify_mem_tables.
1075 (free_gcse_mem): Likewise; free the bitmaps.
1076 (alloc_gcse_main): Initialize the bitmaps.
1077 (canon_list_insert): Set canon_modify_mem_list_set.
1078 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
1079 (compute_hash_table): Use clear_modify_mem_tables.
1080 (reset_opr_set_tables): Likewise.
1081 (oprs_not_set_p): reg_set_bitmap is regset.
1082 (mark_set, mark_clobber): Likewise.
1084 * df.h (DF_EQUIV_NOTES): New constant.
1085 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
1088 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
1089 (init_regions, schedule_insns): Conditionalize the checking
1090 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
1092 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
1094 * i386.md (movti_rex64 splitter): Fix condition.
1096 2001-10-29 Zack Weinberg <zack@codesourcery.com>
1098 * configure.in: Do not assume that gas's version number is the
1099 last thing on the first line of as --version output.
1100 * configure: Regenerate.
1102 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
1103 MT_WARNING, MT_ERROR, MT_FATAL.
1104 (main): Call gcc_init_libintl.
1105 (v_message): Call gettext on msgid and "warning: "
1106 * tradcif.y: Include intl.h.
1107 (yyerror): Make parameter definition consistent with
1108 prototype. Call gettext on msgid argument.
1110 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1112 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
1115 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
1117 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1119 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
1120 before referencing it.
1122 2001-10-26 DJ Delorie <dj@redhat.com>
1124 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
1125 override -G, and force -G0.
1127 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1129 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
1130 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
1131 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
1132 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
1134 * loop.h (struct induction): Rename ext_dependant to
1136 * loop.c: Change all uses.
1137 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
1138 All callers changed.
1139 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
1141 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1143 * c-parse.in (expr_no_commas, primary), c-typeck.c
1144 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
1146 2001-10-29 David Edelsohn <edelsohn@gnu.org>
1148 Undo assemble_name change in earlier patch.
1150 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
1152 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
1153 determining the type of the receiver, do not check that TREE_CODE
1154 of receiver is CALL_EXPR before calling receiver_is_class_object().
1155 (receiver_is_class_object): For the GNU runtime: recognize
1156 the case that the receiver is self in a class method context.
1157 Check that TREE_CODE of receiver is CALL_EXPR when checking that
1158 the receiver is a call to objc_get_class.
1160 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1162 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
1164 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1166 * Makefile.in (OBJS): Put all files in alphabetical order.
1168 * dwarf2out.c (add_const_value_attribute): Fix error in last
1171 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
1173 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
1174 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
1176 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
1177 (life_analysis): call purge_all_dead_edges after deleting noops.
1178 (delete_noop_move): Do not purge CFG.
1179 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
1181 2001-10-28 David Edelsohn <edelsohn@gnu.org>
1183 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
1184 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
1185 (ASM_GLOBALIZE_LABEL): Use assemble_name.
1186 (ASM_OUTPUT_COMMON): Likewise.
1187 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
1188 (rs6000_output_function_epilogue): Likewise.
1189 (output_mi_thunk): Fix typo.
1190 (rs6000_output_symbol_ref): Use assemble_name.
1191 (output_toc): Likewise.
1192 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
1193 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
1194 assemble_name calls STRIP_NAME_ENCODING.
1195 (ASM_OUTPUT_LABEL): Use assemble_name.
1196 (ASM_GLOBALIZE_LABEL): Likewise.
1197 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1198 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
1199 (ASM_OUTPUT_LOCAL): Likewise.
1201 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1203 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
1204 (expand_builtin_apply, expand_builtin_return): Likewise.
1205 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
1207 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1209 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1210 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
1211 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
1212 configure, configure.in, except.c, except.h, flow.c, function.c,
1213 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
1214 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
1215 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
1216 unroll.c: Fix spelling errors.
1218 * doc/extend.texi, doc/invoke.texi: Fix spelling.
1220 * doc/gcc.texi: Document use of "dependent" and American spelling.
1222 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
1224 * expr.c (emit_group_load): Support CONCATs by storing them to memory
1227 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1229 * expr.c (store_constructor_field): Only call adjust_address on MEM.
1231 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
1233 * genrecog.c (write_switch): Output if before switch for
1234 DT_elt_zero_wide_safe.
1236 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1238 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
1239 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
1240 (FUNCTION_PROFILER): Const-ify.
1241 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
1242 (eliminate_constant_term, assemble_name, output_addr_const):
1243 Remove declarations.
1244 (ptr_half_pic_address_p, half_pic_hash): Prototype.
1245 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
1246 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
1247 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
1248 (half_pic_declare, half_pic_external): Const-ify.
1249 * toplev.c: Include "halfpic.h".
1251 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1253 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
1254 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
1255 config/i386/i386.c, config/i386/i386-interix.h,
1256 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
1257 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
1258 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
1259 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
1260 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
1261 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
1262 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
1265 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1266 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
1267 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
1268 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
1269 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
1270 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
1271 system.h, toplev.c: Fix spelling errors.
1273 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1275 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
1277 * dwarf2out.c (reg_number): Abort if pseudo.
1278 (reg_loc_descriptor): Return 0 if pseudo.
1279 (is_based_loc): Return 0 if pseudo.
1280 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
1282 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
1283 (loc_descriptor): Return 0 if can't find location and handle 0
1284 return from recursive calls.
1285 (loc_descriptor_from_tree): Likewise.
1286 Fix handling of indirect.
1287 Also return 0 for PLACEHOLDER_EXPR.
1288 Clean up COMPONENT_REF cases.
1289 (add_AT_location_descriptor): Simplify, but handle 0 return from
1291 (add_const_value_attribute): Avoid shift count warning.
1292 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
1293 Set comp_unit_die as context if not in function.
1295 * config/mips/mips-protos.h: Break up long lines.
1296 Remove needless #ifdef/#endif blocks.
1297 Don't declare functions declared in file made by genpreds or recog.h.
1298 * config/mips/mips.c (mips_output_function_prologue): TSIZE
1299 is now HOST_WIDE_INT; delete unneeded casts.
1300 * config/mips/mips.h: Don't use #elif.
1302 * expr.c (stor_constructor_field): Always call adjust_address.
1303 Copy TARGET before changing its alias set.
1304 (store_field): Likewise, for TO_RTX.
1305 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
1307 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
1308 (find_placeholder): Return 0 if can't find object.
1309 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
1312 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1314 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
1316 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
1318 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
1319 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
1320 (merge_blocks): Properly udpate life after making edge nonfallthru.
1321 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
1323 2001-10-26 Kazu Hirata <kazu@hxi.com>
1325 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
1327 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
1329 * c-typeck.c (convert_arguments): When comparing for enumeral
1330 type equality, use TYPE_MAIN_VARIANT.
1331 * gcc.dg/Wconversion.c: New tests.
1333 2001-10-26 Kazu Hirata <kazu@hxi.com>
1335 * s390/s390.c: Fix comment typos.
1336 * s390/s390.h: Likewise.
1337 * s390/s390.md: Likewise.
1339 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1341 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
1342 (walk_tree): Use it for tail calls where appropriate.
1344 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1346 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
1347 non-local label_refs.
1349 2001-10-26 Kazu Hirata <kazu@hxi.com>
1351 * config/h8300/h8300.md (4 anonymous patterns): New.
1353 2001-10-26 Kazu Hirata <kazu@hxi.com>
1355 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1356 algorithm through the shift_info structure.
1357 (emit_a_shift): Update the use of get_shift_alg.
1359 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1361 * sched-rgn.c: Remove bitset typedef.
1362 Change bitset to sbitmap in prototypes / variable types.
1364 Remove edgeset_bits.
1365 Remove edgeset_size.
1366 s/BITSET_ADD/SET_BIT/g
1367 s/BITSET_INVERT/sbitmap_ones/g
1368 s/BITSET_INTER/sbitmap_a_and_b/g
1369 s/BITSET_UNION/sbitmap_a_or_b/g
1370 s/BITSET_DIFFER/sbitmap_difference/g
1371 s/bitset_member/TEST_BIT/g
1372 (BITSET_*): Removed.
1373 (bitset_member): Removed.
1374 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1375 EXECUTE_IF_SET_IN_SBITMAP.
1376 (split_edges): Rewrite, use sbitmap functions instead of bitset
1378 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1380 2001-10-26 Andreas Schwab <schwab@suse.de>
1382 * reload1.c (emit_input_reload_insns): Fix parens in last
1383 (undocumented) change that was supposed to change only whitespace.
1385 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1387 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1389 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1392 2001-10-26 Andreas Jaeger <aj@suse.de>
1394 * flow.c (clear_log_links): Remove unused variable.
1395 * cfgcleanup.c (cleanup_cfg): Likewise.
1397 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1399 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1400 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1402 2001-10-26 Richard Henderson <rth@redhat.com>
1404 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1405 rename PV_REG to R27_REG.
1406 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1407 (REG_CLASS_FROM_LETTER): Update.
1408 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1409 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1410 (udivsi3, modsi3, umodsi3): Likewise.
1411 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1413 2001-10-26 Richard Henderson <rth@redhat.com>
1415 * cfg.c (clear_aux_for_blocks): Split out of ...
1416 (free_aux_for_blocks): here.
1417 (clear_aux_for_edges): Split from ...
1418 (free_aux_for_edges): here.
1419 * basic-block.h: Declare them.
1420 * lcm.c (compute_antinout_edge): Use them.
1421 (compute_laterin, compute_available, compute_nearerout): Likewise.
1422 (optimize_mode_switching): Likewise.
1424 2001-10-26 Richard Henderson <rth@redhat.com>
1426 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1427 moving everything back to the main build directory.
1429 2001-10-26 Christopher Faylor <cgf@redhat.com>
1431 * config/i386/cygwin.h: Search target specfic include directory, if
1434 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1436 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1437 of macro guards. Fix #endif comment.
1439 * output.h (default_exception_section, default_eh_frame_section):
1440 Move prototypes outside of macro guard.
1442 * crtstuff.c: Fix #endif comment.
1444 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1446 * doc/md.texi (movMM): Clarify semantics of storing into a
1447 non-paradoxical SUBREG.
1449 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1451 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1452 (lang_hook_default_get_alias_set): Move next to other alias
1454 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1455 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1456 (LANG_HOOKS_INITIALIZER): Add it.
1457 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1458 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1459 instead of a loop calling poplevel.
1461 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1463 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1464 occurrences of #elif with #if...#endif.
1466 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1468 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1470 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1472 * alias.c (can_address_p): No longer static.
1473 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1474 Return 0 if all parameters are default values.
1475 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1476 (adjust_address_1): Try harder to compute a size.
1477 * expr.c (expand_assignment, store_constructor): If can't address,
1478 set MEM_KEEP_ALIAS_SET_P.
1479 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1480 (store_field): Likewise.
1481 (store_constructor): Simplify call to store_constructor_field.
1482 * expr.h (can_address_p): New declaration.
1483 * gensupport.c (gen_rtx_CONST_INT): New function.
1484 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1485 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1486 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1488 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1490 2001-10-24 Christopher Faylor <cgf@redhat.com>
1492 * config/i386/cygwin.h: Use proper path for mingw crt files when
1495 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1497 * dwarf2out.c (file_info_cmp): Always return consistent results.
1499 2001-10-24 Roger Sayle <roger@eyesopen.com>
1501 * stmt.c (expand_end_case): Index jumptables from zero for
1502 suitably small values of minval.
1504 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1506 * stor-layout.c (place_union_field): If any field was aligned with
1507 attribute aligned, set record type's TYPE_USER_ALIGN.
1508 (place_field): Likewise.
1509 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1510 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1512 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1514 * c-common.h (struct c_common_identifier): Remove rid_code field.
1515 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1517 * c-typeck.c (constructor_designated): New local flag.
1518 (struct constructor_stack): Add "designated" field to match.
1519 (start_init): Clear it.
1520 (really_start_incremental_init, push_init_level): Push and
1522 (pop_init_level): Pop it.
1523 (set_designator): Set it.
1525 (pop_init_level): Suppress "missing initializer" warnings if
1526 constructor_designated is true.
1527 (process_init_element): Suppress warning about union
1528 initialization under traditional C, if constructor_designated
1531 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1533 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1536 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1538 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1540 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1542 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1543 the node was already a set to a constant.
1545 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1547 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1548 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1550 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1552 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1553 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1554 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1555 * s390.c (s390_final_chunkify): Don't use string concatenation.
1556 (s390_function_prologue, s390_function_epilogue): Const-ify.
1557 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1559 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1561 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1564 2001-10-23 Stan Shebs <shebs@apple.com>
1566 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1567 -traditional-cpp in first-stage compilation.
1569 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1571 * gensupport.c (target_flags): Add.
1573 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1575 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1577 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1578 * except.c (expand_builtin_frob_return_addr): Likewise.
1579 (expand_builtin_eh_return): Likewise.
1580 * stmt.c (expand_computed_goto): Likewise.
1581 * explow.c (memory_address): Likewise.
1582 (allocate_dynamic_stack_space): Clean up predicate testing.
1583 (probe_stack_range): Convert SIZE to Pmode.
1584 * calls.c (rtx_for_function_call): Only call convert_memory_address
1586 Pass function call operand as ptr_mode, not Pmode.
1587 * expr.c (expand_assignment): Clean up calls to convert_memory
1588 address by only doing so when needed and making offsets Pmode.
1589 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1590 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1591 is in Pmode, not ptr_mode.
1593 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1595 * darwin-protos.h (constructor_section, destructor_section,
1596 mod_init_section, mod_term_section): Prototype.
1597 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1599 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1601 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1602 objc_section_init declaration.
1603 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1604 (objc_section_init, try_section_alias): Make static.
1605 (alias_section): Make static and hide unused function.
1606 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1608 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1610 * alias.c (can_address_p): Compnonents are not addressable if
1611 the containing type has alias set 0.
1612 (get_alias_set): Rework to use STRIP_NOPS.
1613 Only call front-end routine on object, type, or object with
1614 NOPs stripped, not inner values.
1615 Use language hook to call front-end routine.
1616 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1617 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1618 Don't pass alignment to emit_block_move.
1619 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1620 (expand_builtin_memset): Likewise, but for clear_storage.
1621 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1622 and remove C++ specific parts.
1623 * c-common.h (c_common_get_alias_set): Add declaration.
1624 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1625 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1626 (save_fixed_argument_area): Call set_mem_align.
1627 Remove alignment in call to emit_block_move.
1628 (emit_library_call_value_1, store_one_arg): Likewise.
1629 (target_for_arg): Remove; disabled long ago.
1630 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1631 once and similar cleanups.
1632 (offset_address): Use proper introductory comment.
1633 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1634 from explicit operand; all callers changed.
1635 (clear_storage): Likewise.
1636 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1637 (store_field): Remove kludge on alias set used for to_rtx.
1638 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1639 (expand_expr_unaligned): Call set_mem_attributes instead of
1641 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1642 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1643 (expand_function_end): Track MEM attributes of trampolines.
1644 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1645 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1646 attributes from original.
1647 * langhooks.c (lang_hook_default_get_alias_set): New function.
1648 (hook_get_alias_set_0): New function.
1649 * langhooks.h (hook_get_alias_set_0): New declaration.
1650 (lang_hook_default_get_alias_set): Likewise.
1651 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1652 * reload1.c (alter_reg): Use adjust_address_nv.
1653 * rtl.c (get_mode_alignment): Moved to here.
1654 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1655 change default if unknown from 1 to BITS_PER_UNIT.
1656 * stor-layout.c (get_mode_alignment): Remove from here.
1657 * toplev.h (struct lang_hoks): Add get_alias_set field.
1658 * tree.h (lang_get_alias_set): Delete declaration.
1659 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1660 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1661 (ix86_va_arg): Likewise.
1662 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1663 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1664 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1665 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1666 (expand_block_move_mem): Remove dead code.
1668 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1670 * c-common.c (warn_div_by_zero): New.
1671 * c-common.h (warn_div_by_zero): New.
1672 * c-decl.c (c_decode_option): Take it on the command line.
1673 * c-typeck.c (build_binary_op): Warn about division by zero.
1674 * doc/invoke.texi: Document the new command line option, fix
1675 documentation of -Wmultichar.
1676 * testsuite/gcc.dg/divbyzero.c: New tests.
1677 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1679 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1681 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1683 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1684 to avoid update_life_info call.
1685 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1686 * cfgcleanup.c (bb_flags): New enum.
1687 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1688 (notice_new_block, update_forwarder_flag): New functions.
1689 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1690 (try_forward_edges): Likewise; update flags.
1691 (merge_blocks): Likewise.
1692 (outgoing_edges_match): Likewise.
1693 (try_crossjump_to_edge): Likewise.
1694 (try_optimize_cfg): Likewise; initialize and clear the flags;
1695 recompute life info if needed.
1696 (cleanup_cfg): No need to clear aux pointers.
1698 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1700 * config/i386/i386.c (override_options): Default to minimum
1701 stack alignment when optimizing for code size.
1702 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1705 * config/i386/i386.c (override_options): Set upper limit of
1706 -mpreferred-stack-boundary to 12.
1708 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1710 * recog.c (peephole2_optimize): Add default case to switch.
1712 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1714 * doc/gcc.texi (Sending Patches): Remove.
1716 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1718 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1719 fields when comparing.
1721 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1723 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1724 * arm.c (HOST_INT, HOST_UINT): Likewise.
1726 2001-10-22 Stan Shebs <shebs@apple.com>
1728 * config/darwin-protos.h (darwin_exception_section): Declare.
1729 (darwin_eh_frame_section): Declare.
1731 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1733 * i386.md (movti_rex64): Fix mode.
1735 2001-10-22 Stan Shebs <shebs@apple.com>
1737 * target.h (struct gcc_target): Add asm_out.exception_section,
1738 asm_out.eh_frame_section.
1739 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1740 (TARGET_ASM_EH_FRAME_SECTION): New.
1741 (TARGET_INITIALIZER): Update.
1742 * output.h (default_exception_section): Declare.
1743 (default_eh_frame_section): Declare.
1744 * dwarf2out.c: Include target.h.
1745 (output_call_frame_info): Call target hook for eh frames.
1746 (default_eh_frame_section): New function.
1747 * except.c: Include target.h.
1748 (output_function_exception_table): Call target hook for exception
1750 * varasm.c (default_exception_section): Rename from
1751 exception_section, remove EXCEPTION_SECTION macro.
1753 * config/darwin.h (darwin_eh_frame_section): New function.
1754 (EXCEPTION_SECTION): Remove.
1755 (TARGET_ASM_EXCEPTION_SECTION): Define.
1756 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1757 (nextstep_exception_section): New function.
1758 (nextstep_eh_frame_section): New function.
1759 (TARGET_ASM_EXCEPTION_SECTION): Define.
1760 (TARGET_ASM_EH_FRAME_SECTION): Define.
1762 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1763 (TARGET_ASM_EXCEPTION_SECTION): Define.
1764 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1765 (EXCEPTION_SECTION): Remove.
1766 (TARGET_ASM_EXCEPTION_SECTION): Define.
1767 * config/stormy16/stormy16.h: Remove comments referencing
1768 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1770 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1771 TARGET_ASM_EH_FRAME_SECTION.
1773 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1775 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1778 * c-format.c: Fix spelling typo in comment.
1780 * sched-int.h: Fix typo in GCC preamble.
1782 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1785 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1787 2001-10-22 Richard Henderson <rth@redhat.com>
1789 * config/i386/i386.c (ix86_expand_clear): New.
1790 * config/i386/i386-protos.h: Declare it.
1791 * config/i386/i386.md (setcc peep2s): Use it.
1792 (movsi_xor): Unexport.
1794 2001-10-22 Richard Henderson <rth@redhat.com>
1796 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
1797 free_EXPR_LIST_list for LOG_LINKS.
1799 2001-10-21 Robert Lipe <robertlipe@usa.net>
1801 * config/i386/i386.c (sco_asm_named_section): Delete.
1802 (sco_asm_out_constructor): Delete.
1803 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
1804 (ASM_OUTPUT_DOUBLE_INT): Likewise.
1805 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
1806 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
1807 (EXCEPTION_SECTION): Delete EH scn renaming hack.
1809 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1811 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
1812 and/or fold extra calls into fewer ones.
1813 * collect2.c (dump_file): Likewise.
1814 * cppexp.c (parse_number): Likewise.
1815 * cpplex.c (_cpp_lex_direct): Likewise.
1816 * final.c (output_asm_insn, asm_fprintf): Likewise.
1817 * fix-header.c (inf_scan_ident, main): Likewise.
1818 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
1820 * fold-const.c (real_hex_to_f): Likewise.
1821 * gen-protos.c (parse_fn_proto): Likewise.
1822 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
1823 * genrecog.c (change_state, write_action): Likewise.
1824 * gensupport.c (shift_output_template): Likewise.
1825 * local-alloc.c (requires_inout): Likewise.
1826 * mips-tfile.c (IS_ASM_IDENT): Likewise.
1827 * protoize.c (is_id_char, main): Likewise.
1828 * real.c (asctoeg): Likewise.
1829 * recog.c (asm_operand_ok): Likewise.
1830 * reload.c (find_reloads): Likewise.
1831 * scan.c (scan_identget_token): Likewise.
1832 * sched-vis.c (print_value): Likewise.
1833 * stringpool.c (ggc_alloc_string): Likewise.
1834 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
1835 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
1836 * tradcpp.c (rescan): Likewise.
1837 * tree.c (clean_symbol_name): Likewise.
1838 * varasm.c (decode_reg_name): Likewise.
1840 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
1841 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
1842 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
1843 * m88k.c (output_ascii): Likewise.
1844 * m88k.h (OVERRIDE_OPTIONS): Likewise.
1845 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
1846 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1847 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
1849 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1851 * langhooks.c (lang_hook_default_do_nothing,
1852 lang_hook_default_decode_option): New defaults.
1853 * langhooks.h: Make hooks unconditional and non-NULL.
1854 * toplev.c (compile_file, toplev_main): Update.
1855 * toplev.h: Update comments.
1856 * objc/objc-act.c (lang_hooks): Update to new paradigm.
1858 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1860 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
1862 * system.h (IN_RANGE): New macro.
1864 2001-10-21 Zack Weinberg <zack@codesourcery.com>
1866 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
1867 INTLDEPS variable, which does not include $LIBICONV.
1868 * Makefile.in: Use INTLDEPS in LIBDEPS.
1869 * configure: Regenerate.
1871 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1873 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
1874 * cpplex.c (lex_percent, lex_dot): Remove.
1875 (get_effective_char, skip_block_comment, skip_line_comment,
1876 parse_identifier_slow, parse_number, parse_string, save_comment,
1877 _cpp_lex_direct): Update to do lookback freely.
1878 (IF_NEXT_IS, BACKUP): New macros.
1879 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
1880 * cppmacro.c (paste_tokens): Update.
1882 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
1884 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
1886 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
1888 * reload1.c (reload): Check CONSTANT_P before calling
1889 LEGITIMATE_PIC_OPERAND_P.
1890 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
1891 workaround of 2001-10-13.
1893 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1895 * i386.c (split_di): Handle splitting of DFmode.
1897 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1899 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
1900 (adjust_address_1, offset_address): Likewise.
1902 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
1903 (output_asm_insn): Call it for each line output.
1904 Don't record an operand more than once.
1906 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
1907 * main.c: Include config.h and system.h, but not ansidecl.h.
1908 * Makefile.in (main.o): Update accordingly.
1910 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1912 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
1914 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1916 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
1917 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
1919 (find_sub_basic_blocks): ... here;
1920 (find_many_sub_basic_blocks): New.
1921 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
1923 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
1925 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
1927 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
1929 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
1930 * flow.c (update_life_info): Measure time.
1931 * c-decl.c: Include timevar.h
1932 (c_expand_body): Measure time.
1933 * toplev.c (rest_of_compilation): Measure time of mode switching
1935 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
1937 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
1938 (lang_independent_options): Add asynchronous-unwind-tables
1939 (toplev_main): flag_asynchronous_unwind_tables implies
1941 * flags.h (flag_asynchronous_unwind_tables): Declare.
1942 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
1943 flag_asynchronous_unwind_tables.
1944 (output_call_frame_info): Likewise.
1945 * invoke.texi (-fasynchronous-unwind-tables): Document.
1946 * i386.c (optimization_options): Enable
1947 flag_asynchronous_unwind_tables.
1949 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
1950 * i386.md (s* expanders): Destination is QImode.
1952 * toplev.c (rest_of_compilation): Do not call clear_log_links.
1953 * rtl.h (clear_log_links): Kill.
1954 * flow.c (clear_log_links): Make static; accept blocks parameter;
1955 do no clear life info.
1956 (update_life_info): Call clear_log_links.
1958 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
1960 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
1962 * cpplex.c (handle_newline, skip_escaped_newlines,
1963 get_effective_char, skip_block_comment, skip_line_comment,
1964 parse_identifier_slow, parse_number, parse_string,
1965 _cpp_lex_direct): Update to do more stepping back.
1966 (trigraph_ok): Similarly. Rename trigraph_p.
1967 (SAVE_STATE, RESTORE_STATE): Remove.
1968 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
1970 * cpplib.c (destringize): Rename destringize_and_run, and
1971 call run_directive directly.
1972 (_cpp_do__Pragma): Simplify.
1974 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1976 * pe.c (arm_pe_unique_section): Const-ify.
1977 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
1978 (switch_to_section): Add static prototype.
1980 * output.h (drectve_section): Prototype.
1982 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1984 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
1985 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
1986 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
1987 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
1988 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
1989 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
1990 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
1991 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
1992 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
1993 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
1994 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
1995 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
1996 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
1997 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
1998 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
1999 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
2000 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
2001 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
2002 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
2003 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
2004 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
2005 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
2006 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
2007 cris-*-none, cris-*-linux*: Update ${tmfile} list.
2008 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
2009 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
2010 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
2011 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
2012 v850-*-*): Delete superflous ${cpu_type} setting.
2013 * config/linux.h: Delete svr4.h include.
2014 (SET_ASM_OP): Delete.
2015 * config/netware.h (INT_ASM_OP): Undef before define.
2016 * config/ptx4.h: Delete elfos.h include.
2017 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
2018 * config/svr4.h: Delete elfos.h include. Update commentary.
2019 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
2020 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
2021 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
2022 config/v850/v850.h: Delete svr4.h include.
2023 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
2024 config/m68k/m68kv4.h, config/m88k/sysv4.h,
2025 config/sparc/sysv4.h: Update includes.
2026 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
2027 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
2028 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
2029 config/m88k/dguxbcs.h: Delete includes.
2030 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
2031 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
2032 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
2034 * config/m88k/dgux.h: Delete include.
2035 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
2037 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
2038 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
2039 * config/sh/elf.h: Update include.
2040 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
2041 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
2043 2001-10-19 Catherine Moore <clm@redhat.com>
2045 * config/stormy16/stormy-abi: Updates to varargs descriptions.
2046 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
2047 base and count fields.
2048 (stormy16_expand_builtin_va_start): last_reg_count changed to
2049 size_of_reg_args. Use count + size in first comparison.
2051 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2053 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
2054 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
2055 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
2056 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
2057 Set alignment from type if INDIRECT_REF.
2058 (adjust_address_1, offset_address): Simplify alignment compuitation.
2059 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
2060 here; done by set_mem_attributes.
2062 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2064 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
2065 * arm-protos.h (rdata_section, zero_init_section, common_section):
2067 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
2068 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
2069 traditional mode stringification.
2070 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
2071 in macros controling its use.
2072 * rtlanal.c: Include tm_p.h.
2073 * varasm.c (asm_output_aligned_bss): Mark parameter with
2075 (assemble_constant_align, assemble_start_function, assemble_align,
2076 assemble_variable, assemble_trampoline_template,
2077 output_constant_def_contents): Wrap potentially empty if-stmt body
2080 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2082 * a29k-protos.h (literal_section): Prototype.
2083 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
2084 * a29k.md: Ensure function pointers are prototyped.
2085 * genattrtab.c (write_eligible_delay): Mark parameter with
2088 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2090 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
2091 * 1750a.c (print_operand): Fix format specifier warning.
2092 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
2093 * 1750a.md: Likewise.
2094 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
2095 * genemit.c (output_add_clobbers): Mark parameter with
2097 * genrecog.c (write_subroutine): Likewise.
2098 * integrate.c (expand_inline_function): Delete unused variable.
2099 * varasm.c (remove_from_pending_weak_list): Wrap with
2102 2001-10-19 Jakub Jelinek <jakub@redhat.com>
2104 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
2105 field is different to previous argument's neg field.
2107 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
2109 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2111 * final.c (get_decl_from_op): New function.
2112 (output_asm_insn): Call it; write "*" when item with decl is address.
2114 2001-10-19 Janis Johnson <janis187@us.ibm.com>
2116 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
2117 about 64-bit support from the 3.0_branch version.
2119 2001-10-19 Zack Weinberg <zack@codesourcery.com>
2121 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
2122 USE_INCLUDED_LIBINTL when appropriate.
2123 * configure, config.in: Regenerate.
2124 * Makefile.in (datadir): Set to @datadir@.
2125 (intl.o): Also depend on $(CONFIG_H) and system.h.
2127 * intl.c: Factor out common gettext initialization sequence.
2128 (gcc_init_libintl): New function.
2129 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
2130 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
2131 off NLS. Add multiple include guard. No need to #ifdef-guard
2132 an #undef. Prototype gcc_init_libintl here.
2134 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
2135 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
2136 Use gcc_init_libintl.
2138 2001-10-19 Catherine Moore <clm@redhat.com>
2140 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
2142 * config/stormy16/stormy16.c (stormy16_split_move): Make
2143 sure that REG_INC notes are present for auto_inc operands.
2145 2001-10-19 Andreas Jaeger <aj@suse.de>
2147 * configure: Regenerated.
2148 * configure.in: Add x86_64 to switch statements.
2150 2001-10-18 Richard Henderson <rth@redhat.com>
2152 * config/alpha/alpha.md (sibcall_osf_1): Load destination
2153 address into $27 explicitly.
2154 (sibcall_value_osf_1): Likewise.
2156 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2158 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
2159 (offset_address): New function.
2160 (free_emit_status): Free regno_decl.
2161 (init_emit): Pass proper number of elements to xcalloc.
2162 Allocate regno_decl.
2163 (mark_emit_status): Mark regno_decl values.
2164 * expr.c (highest_pow2_factor): New function.
2165 (expand_assigment): Use it and offset_address.
2166 Properly handle ptr_mode vs. Pmode in offset calculation.
2167 (store_constructor, expand_expr_unaligned): Likewise.
2168 (expand_expr, case COMPONENT_EXPR): Likewise.
2169 * expr.h (offset_address): New decl.
2170 * function.h (struct emit_status): Add regno_decl.
2171 (REGNO_DECL): New macro.
2172 * final.c (output_asm_name): Move in file and don't conditionalize
2173 on flag_print_asm_name.
2174 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
2175 Output names of operands, if known.
2176 * function.c (assign_parms): Set REGNO_DECL.
2177 * integrate.c (integrate_decl_tree): Likewise.
2178 * stmt.c (expand_decl): Likewise.
2179 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
2181 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
2183 * attribs.c (handle_noinline_attribute): New function.
2184 (handle_used_attribute): Likewise.
2185 (c_common_attribute_table): Added noinline and used.
2186 * doc/extend.texi (Function Attributes): Document them.
2187 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
2188 Warn when merging inline with attribute noinline.
2189 (start_decl, start_function): Warn if inline and attribute
2190 noinline appear in the same declaration.
2192 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
2194 * config.gcc: Update c4x and i370 for C front end-specific
2196 * config/c4x/c4x-c.c: New.
2197 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
2198 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2200 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
2201 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2203 (c4x_init_pragma): Remove.
2204 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
2205 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
2206 c4x_pr_ignored): Move to c4x-c.c.
2207 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
2208 * config/c4x/t-c4x: Update.
2209 * config/i370/i370-c.c: New.
2210 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
2211 (i370_pr_map): Move to i370-c.c.
2212 * config/i370/t-i370: New.
2214 * doc/tm.texi: Update.
2216 2001-10-17 Stan Shebs <shebs@apple.com>
2218 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
2219 typo fixes throughout.
2220 (machopic_output_stub): Remove some dead code.
2222 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
2224 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
2227 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2229 * Makefile.in (print-rtl.o): Depend on TREE_H.
2230 * alias.c (get_alias_set): Make two passes over objects to first
2231 see if inner object is access via restricted pointer.
2232 Defer allocating alias set for restricted pointer until here.
2233 Call find_placeholder with second arg nonzero.
2235 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
2236 set for restricted pointer types.
2237 * emit-rtl.c (set_mem_attributes): Set more attributes.
2238 (set_mem_align, change_address, adjust_address_1): New functions.
2239 (change_address_1): Now static.
2240 (adjust_address, adjust_address_nv): Deleted.
2241 (replace_equiv_address): Call change_address_1.
2242 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
2243 (find_placeholder): Get starting point from PLIST arg.
2244 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
2245 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
2246 (adjust_address, adjust_address_nv): New macros.
2247 * print-rtl.c (tree.h): New include.
2248 (print_rtx, case MEM): Print all memory attributes.
2250 2001-10-17 Richard Henderson <rth@redhat.com>
2252 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
2254 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2256 * c-tree.texi: Eliminate duplicated word.
2257 * cpp.texi: Likewise.
2258 * install.texi: Likewise.
2259 * invoke.texi: Likewise.
2260 * tm.texi: Likewise.
2262 2001-10-17 Michael Collison <collison@isisinc.net>
2264 * dsp16xx.c: Fix comment formatting to match GNU standards.
2265 (dsp16xx_output_function_prologue): Change type of 'size'
2266 parameter from 'int' to HOST_WIDE_INT.
2267 (dsp16xx_output_function_epilogue): Change type of 'size'
2268 parameter from 'int' to HOST_WIDE_INT.
2270 2001-10-16 Richard Henderson <rth@redhat.com>
2272 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
2273 * configure, config.in: Rebuild.
2275 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
2276 (ix86_output_addr_diff_elt): New.
2277 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
2278 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2279 (JUMP_TABLES_IN_TEXT_SECTION): New.
2280 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
2281 * config/i386/i386-protos.h: Update.
2283 * config/i386/386bsd.h, config/i386/beos-elf.h,
2284 config/i386/freebsd-aout.h, config/i386/freebsd.h,
2285 config/i386/i386-interix.h, config/i386/i386elf.h,
2286 config/i386/linux.h, config/i386/netbsd-elf.h,
2287 config/i386/netbsd.h, config/i386/openbsd.h,
2288 config/i386/ptx4-i.h, config/i386/rtemself.h,
2289 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
2290 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
2292 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
2294 * stmt.c (expand_asm_operands): Update commentary.
2296 2001-10-16 Stan Shebs <shebs@apple.com>
2298 * config/darwin.h (GCC_NAME): Remove, no longer used.
2299 (NO_MATH_LIBRARY): Ditto.
2300 (MATH_LIBRARY): Define to emptiness.
2301 (DWARF2_DEBUGGING_INFO): Define.
2302 (PREFERRED_DEBUGGING_TYPE): Define.
2303 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
2304 (EXCEPTION_SECTION): Define.
2305 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2306 * config/darwin.c (darwin_encode_section_info): Handle case of
2307 DECL_INITIAL being error_mark_node.
2309 2001-10-16 Richard Henderson <rth@redhat.com>
2311 * alpha.c (current_file_function_operand): Don't fail for profiling.
2312 (direct_call_operand): New.
2313 * alpha-protos.h: Declare it.
2314 * alpha.h (EXTRA_CONSTRAINT): Use it.
2315 (PREDICATE_CODES): Add it.
2316 (ASM_OUTPUT_MI_THUNK): Remove.
2317 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
2318 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
2320 2001-10-16 Krister Walfridsson <cato@df.lth.se>
2322 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
2323 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2325 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2327 * cfg.c (free_edge): Break out from ....
2328 (remove_edge): ... here.
2329 (clear_edges): Use free_edge.
2331 * att.h (ASM_QUAD): Add comment.
2332 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
2334 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
2336 * i386.c (split_ti): New function.
2337 (ix86_split_to_parts): Support TImodes.
2338 * i386.h (VALID_INT_MODE_P): Add TImode.
2339 * i386.md (movdi splitter): Fix.
2340 (movti): Support 64bit integer registers.
2341 (movti_rex64): New function and splitter.
2343 * i386.c (*_cost): Add movsx/movzx cost.
2344 * i386.h (struct processor_costs): Add movsx/movzx fields.
2345 (RTX_COSTS): Handle zero/sign extend + avoid believing that
2346 64bit operations require split on 64bit machine.
2347 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
2349 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
2350 (ix86_expand_move): Avoid pushes of memory if size does not match;
2351 move long constants to register.
2352 (x86_initialize_trampoline): Fix mode.
2353 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2354 Use ASM_QUAD on 64bit.
2355 * i386.md (test pattern): Disallow impossible constants.
2356 (tablejump PIC expander): Fix emitting of sum.
2357 (movdicc_rex64): Rename to movdicc.
2358 * linux64.h (LINK_SPEC): Add missing '%'.
2360 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2362 * tree-inline.c (inlinable_function_p): Leave it up to the
2363 front-end to turn -finline-functions into DECL_INLINE set for all
2366 2001-10-16 Stan Shebs <shebs@apple.com>
2368 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2370 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2372 * recog.c: Formatting and comment typo fixes.
2374 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2375 version in single tree build.
2376 * configure: Regenerate.
2378 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2380 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2381 MODE arguments to gen_rtx and compare operand with const0_rtx.
2383 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2385 * system.h: Poison old unused target macros.
2386 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2387 * config/stormy16/stormy16.c: Update references to obsolete macros.
2388 * config/stormy16/stormy16.h: Similarly.
2389 * config/stormy16/stormy16.md: Similarly.
2390 * config/cris/cris.h: Similarly.
2392 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2394 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2395 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2396 cpp_register_pragma): Update accordingly.
2398 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2400 * c-pragma.h (cpp_register_pragma_space): Remove.
2401 * cpplib.h (cpp_register_pragma_space): Remove.
2402 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2403 (cpp_register_pragma_space): Remove.
2404 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2406 (do_pragma): Similarly.
2407 (_cpp_init_internal_pragmas): Don't register namespaces.
2409 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2410 Don't register namespaces.
2411 * cp/lex.c (init_cp_pragma): Similarly.
2412 * doc/tm.texi: Update.
2414 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2417 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2419 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2421 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2422 add scheduling support.
2423 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2424 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2425 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2428 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2430 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2431 missing CONSTANT_P test in core GCC.
2433 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2435 * cppmain.c (struct printer): New member source.
2436 (scan_translation_unit): Fix spacing at start of lines.
2437 (cb_line_change): Update.
2439 * gcc.dg/cpp/spacing2.c: New test.
2441 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2443 * config/cris/arit.c: Use __builtin_labs, not abs.
2445 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2447 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2448 misplaced sprintf and fprintf argument.
2450 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2452 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2453 * configure.in, Makefile.in: Take out obsolete check-po logic.
2454 * configure, config.in: Regenerate.
2456 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2458 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2459 symtab declarations.
2461 2001-10-12 Stan Shebs <shebs@apple.com>
2463 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2464 declarations of arguments and local variables.
2466 2001-10-12 Christopher Faylor <cgf@redhat.com>
2468 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2469 ENDFILE_SPEC definition.
2471 2001-10-12 Kazu Hirata <kazu@hxi.com>
2473 * gthr-dce.h: Fix comment formatting.
2474 * gthr-posix.h: Likewise.
2475 * gthr-single.h: Likewise.
2476 * gthr-solaris.h: Likewise.
2477 * gthr-vxworks.h: Likewise.
2478 * gthr-win32.h: Likewise.
2480 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2482 * final.c (output_asm_insn): Make sure assembly dialects are
2483 terminated, not nested. Output `|' and `}' characters if they
2484 don't appear inside assembly dialect selection.
2485 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2486 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2487 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2488 strsetsi_rex_1): Add {} braces.
2490 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2492 * toplev.c (compile_file): Ignore return value from yyparse.
2493 Always pop any nested binding levels after yyparse returns.
2495 2001-10-11 Richard Henderson <rth@redhat.com>
2497 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2499 2001-10-11 Richard Henderson <rth@redhat.com>
2501 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2502 fall back to add_AT_long_long for large CONST_INT.
2504 2001-10-11 Richard Henderson <rth@redhat.com>
2506 * config/i386/i386.md (setcc splitters): Add four splitters to
2507 simplify compound compares that simplify_comparison can't handle.
2509 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2511 * cpplex.c (digraph_spellings, token_spellings): Make static.
2513 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2515 * unroll.c (loop_iterations): Fixup last patch.
2517 2001-10-11 Richard Henderson <rth@redhat.com>
2519 * rtl.h (REG_VTABLE_REF): New.
2520 * rtl.c (reg_note_name): Add it.
2521 * combine.c (distribute_notes): Handle it.
2522 * final.c (final_scan_insn): Handle it.
2523 * tree.def (VTABLE_REF): New.
2524 * expr.c (expand_expr): Handle it.
2525 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2526 * output.h: Declare them.
2528 2001-10-11 Richard Henderson <rth@redhat.com>
2530 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2533 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2535 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2536 available in 64-bit mode.
2538 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2540 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2541 cris-*-linux* cases.
2542 * config/cris/cris-protos.h: New file.
2543 * config/cris/cris.c: New file.
2544 * config/cris/cris.h: New file.
2545 * config/cris/cris.md: New file.
2546 * config/cris/linux.h: New file.
2547 * config/cris/aout.h: New file.
2548 * config/cris/arit.c: New file.
2549 * config/cris/cris_abi_symbol.c: New file.
2550 * config/cris/mulsi3.asm: New file.
2551 * config/cris/t-aout: New file.
2552 * config/cris/t-cris: New file.
2553 * config/cris/t-elfmulti: New file.
2554 * config/cris/t-linux: New file.
2555 * doc/invoke.texi: Add CRIS options.
2556 * doc/install.texi (Specific): Add blurb for CRIS.
2558 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2560 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2562 * config/float/i32.h: Likewise.
2563 * config/float-i386.h: Likewise.
2564 * config/float-i64.h: Likewise.
2565 * config/float-m68k.h: Likewise.
2566 * config/float-sh.h: Likewise.
2567 * config/float-sparc.h: Likewise.
2569 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2571 * doc/contrib.texi: Add note about CRIS port to my entry.
2573 2001-10-11 Kazu Hirata <kazu@hxi.com>
2575 * basic-block.h: Fix formatting.
2576 * bitmap.h: Likewise.
2577 * cpplib.h: Likewise.
2578 * c-tree.h: Likewise.
2579 * diagnostic.h: Likewise.
2580 * flags.h: Likewise.
2582 * longlong.h: Likewise.
2584 * reload.h: Likewise.
2588 2001-10-10 Richard Henderson <rth@redhat.com>
2590 * c-parse.in (asm_operand): Allow named operands.
2591 * genconfig.c (max_recog_operands): Set to 29.
2592 * local-alloc.c (requires_inout): Skip multiple digits.
2593 * recog.c (asm_operand_ok): Likewise.
2594 (preprocess_constraints): Use strtoul for matching constraints.
2595 (constrain_operands): Likewise.
2596 * regmove.c (find_matches): Likewise.
2597 * reload.c (find_reloads): Likewise.
2598 * stmt.c (parse_output_constraint): Don't reject in-out
2599 constraint on operands > 9. Reject '[' in constraint.
2600 (expand_asm_operands): Handle named operands. Use strtoul
2601 for matching constraints.
2602 (check_operand_nalternatives): Split out from expand_asm_operands.
2603 (check_unique_operand_names): New.
2604 (resolve_operand_names, resolve_operand_name_1): New.
2606 * doc/extend.texi (Extended Asm): Document named operands.
2607 * doc/md.texi (Simple Constraints): Document matching constraints
2610 2001-10-10 Richard Henderson <rth@redhat.com>
2612 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2614 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2615 (jcc splitters): Add two splitters to simplify compound compares
2616 that simplify_comparison can't handle.
2618 2001-10-10 Richard Henderson <rth@redhat.com>
2620 * langhooks.c: Include langhooks.h.
2621 * Makefile.in (langhooks.o): Depend on it.
2623 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2625 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2626 should not be considered as a no-op.
2627 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2629 2001-10-10 Stan Shebs <shebs@apple.com>
2631 * alias.c: Remove uses of "register" specifier in declarations
2632 of arguments and local variables.
2633 * c-common.c: Ditto.
2634 * c-convert.c: Ditto.
2636 * c-format.c: Ditto.
2637 * c-semantics.c: Ditto.
2638 * c-typeck.c: Ditto.
2639 * caller-save.c: Ditto.
2642 * cfgbuild.c: Ditto.
2644 * collect2.c: Ditto.
2648 * cppfiles.c: Ditto.
2651 * defaults.h: Ditto.
2653 * dwarf2out.c: Ditto.
2654 * dwarfout.c: Ditto.
2655 * emit-rtl.c: Ditto.
2660 * fix-header.c: Ditto.
2661 * floatlib.c: Ditto.
2663 * fold-const.c: Ditto.
2664 * function.c: Ditto.
2667 * gen-protos.c: Ditto.
2668 * genattrtab.c: Ditto.
2669 * gencheck.c: Ditto.
2670 * genconfig.c: Ditto.
2672 * genextract.c: Ditto.
2673 * genflags.c: Ditto.
2674 * gengenrtl.c: Ditto.
2675 * genoutput.c: Ditto.
2677 * genrecog.c: Ditto.
2678 * gensupport.c: Ditto.
2682 * haifa-sched.c: Ditto.
2683 * hard-reg-set.h: Ditto.
2685 * integrate.c: Ditto.
2688 * local-alloc.c: Ditto.
2690 * mips-tdump.c: Ditto.
2691 * mips-tfile.c: Ditto.
2694 * print-rtl.c: Ditto.
2695 * read-rtl.c: Ditto.
2698 * reg-stack.c: Ditto.
2699 * regclass.c: Ditto.
2704 * resource.c: Ditto.
2708 * sched-deps.c: Ditto.
2709 * sched-rgn.c: Ditto.
2711 * simplify-rtx.c: Ditto.
2713 * stor-layout.c: Ditto.
2720 * xcoffout.c: Ditto.
2722 2001-10-10 Richard Henderson <rth@redhat.com>
2724 * rtl.h (can_reverse_comparison_p): Remove.
2726 2001-10-10 Christopher Faylor <cgf@redhat.com>
2728 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2731 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2733 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2734 (Thanks to Chris Faylor for suggesting macro name).
2735 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2737 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2738 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2739 (MATH_LIBRARY): Undef before definition.
2740 (OUTPUT_QUOTED_STRING): Likewise.
2741 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2743 2001-10-10 Richard Henderson <rth@redhat.com>
2745 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2746 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2747 a tristate comparison value.
2748 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2750 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2753 * unroll.c (loop_iterations): Ignore insns generated by loop
2756 * config.gcc (mips*-*-gnu*): Delete support.
2757 * config/mips/gnu.h: Remove.
2759 2001-10-10 Kazu Hirata <kazu@hxi.com>
2761 * calls.c: Fix formatting.
2762 * c-decl.c: Likewise.
2763 * cfgcleanup.c: Likewise.
2764 * combine.c: Likewise.
2765 * cppfiles.c: Likewise.
2766 * cpplib.c: Likewise.
2767 * cppmacro.c: Likewise.
2768 * crtstuff.c: Likewise.
2770 * dwarf2out.c: Likewise.
2771 * expmed.c: Likewise.
2773 * fold-const.c: Likewise.
2774 * function.c: Likewise.
2776 * genattrtab.c: Likewise.
2777 * ggc-page.c: Likewise.
2778 * integrate.c: Likewise.
2779 * libgcc2.c: Likewise.
2781 * optabs.c: Likewise.
2782 * profile.c: Likewise.
2783 * protoize.c: Likewise.
2785 * recog.c: Likewise.
2786 * reload1.c: Likewise.
2787 * reload.c: Likewise.
2788 * reorg.c: Likewise.
2789 * resource.c: Likewise.
2790 * sched-rgn.c: Likewise.
2791 * sdbout.c: Likewise.
2793 * toplev.c: Likewise.
2794 * varasm.c: Likewise.
2796 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
2798 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
2799 * Makefile.in (langhooks.o): Add dependencies.
2801 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
2803 * rs6000.c (rs6000_emit_load_toc_table): Don't
2804 strdup the toc label.
2805 (create_TOC_reference): Likewise.
2807 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2809 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
2812 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2814 * config/i386/i386.c (ix86_attribute_table): Correct
2815 min_len, max_len fields for dllimport, dllexport and shared.
2817 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
2819 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
2820 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
2821 Consistently use "nonzero" instead of "non-zero".
2823 2001-10-09 Kazu Hirata <kazu@hxi.com>
2825 * acconfig.h: Fix comment formatting.
2826 * c-dump.h: Likewise.
2827 * c-tree.h: Likewise.
2828 * conditions.h: Likewise.
2830 * function.h: Likewise.
2832 * hwint.h: Likewise.
2833 * integrate.h: Likewise.
2836 * optabs.h: Likewise.
2838 2001-10-09 Kazu Hirata <kazu@hxi.com>
2840 * c-common.h: Fix comment formatting.
2841 * c-dump.c: Likewise.
2843 * diagnostic.h: Likewise.
2844 * except.c: Likewise.
2846 * gcov-io.h: Likewise.
2847 * genattrtab.c: Likewise.
2848 * output.h: Likewise.
2849 * predict.h: Likewise.
2850 * reload1.c: Likewise.
2851 * reload.h: Likewise.
2852 * resource.h: Likewise.
2854 * system.h: Likewise.
2856 * tree-inline.c: Likewise.
2857 * tsystem.h: Likewise.
2858 * varasm.c: Likewise.
2859 * xcoffout.h: Likewise.
2861 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2863 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
2865 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2867 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
2868 config/i386/i386elf.h, config/i386/netbsd-elf.h,
2869 config/i386/netware.h, config/mcore/gfloat.h,
2870 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
2871 config/netware.h, gccbug.in: Update FSF address.
2873 2001-10-09 Kazu Hirata <kazu@hxi.com>
2875 * c-common.c: Fix comment typos.
2876 * cfgrtl.c: Likewise.
2877 * collect2.c: Likewise.
2878 * cpplex.c: Likewise.
2879 * doloop.c: Likewise.
2880 * dwarf2out.c: Likewise.
2881 * dwarfout.c: Likewise.
2883 * fold-const.c: Likewise.
2887 * global.c: Likewise.
2888 * ifcvt.c: Likewise.
2890 * optabs.c: Likewise.
2891 * protoize.c: Likewise.
2892 * regclass.c: Likewise.
2893 * reorg.c: Likewise.
2897 * doc/cpp.texi: Likewise.
2898 * doc/c-tree.texi: Likewise.
2899 * doc/extend.texi: Likewise.
2900 * doc/invoke.texi: Likewise.
2901 * doc/objc.texi: Likewise.
2902 * doc/tm.texi: Likewise.
2904 2001-10-08 Richard Henderson <rth@redhat.com>
2906 * varasm.c (set_named_section_flags): Initialize "declared".
2908 2001-10-08 Robert Lipe <robertlipe@usa.net>
2910 * varasm.c (struct in_named_entry): Add declared.
2911 (named_section_first_declaration): New function.
2912 (default_elf_asm_named_section): Use it.
2913 * output.h (named_section_first_declaration): New.
2915 2001-10-08 Richard Henderson <rth@redhat.com>
2917 * i386.md (movsi_xor): Export.
2918 (setcc peep2): Use it when available; add an alternative to
2919 match zero_extendhisi2_and.
2921 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2923 * romp-protos.h (romp_initialize_trampoline): New function.
2924 * romp.c (romp_initialize_trampoline): Likewise.
2925 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
2926 romp_initialize_trampoline.
2928 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2930 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
2931 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2932 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2933 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2935 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2937 * unroll.c (loop_iterations): Extend check for multiple back edges.
2939 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
2941 * langhooks.h: New file.
2942 * Makefile.in (OBJS): Added langhooks.o.
2943 (c-lang.o): Depend on langhooks.h.
2944 (c-common.o): Don't depend on tree-inline.h.
2945 (tree-inline.o): Depend on toplev.h.
2946 (langhooks.o): New rule.
2947 * c-common.c: Don't include tree-inline.h.
2948 (c_mark_lang_decl): Mark argument c as unused.
2949 (c_common_lang_init): Don't initialize hooks here.
2950 * c-lang.c: Include langhooks.h, then override some macros.
2951 (lang_hooks): Initialize with macros in langhooks.h.
2952 (c_init): Don't initialize hooks here.
2953 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
2954 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
2955 * tree-inline.c: Include toplev.h. Don't define hook variables.
2956 * tree-inline.h: Don't define hook types nor declare hook
2957 variables. Move macros to...
2958 * langhooks.c: ... new file, as functions. Adjust all callers.
2960 2001-10-08 Jeffrey A Law <law@cygnus.com>
2962 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
2963 purge_mem_unchanging_flag on all instructions, not just on those
2964 before NOTE_INSN_FUNCTION_BEG.
2966 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2968 * cppmacro.c (_cpp_create_definition): Leave comments off.
2970 * doc/cpp.texi: Update.
2972 2001-10-08 DJ Delorie <dj@redhat.com>
2974 * c-decl.c (grokfield): Make sure the only unnamed fields
2975 we're allowing are either structs or unions.
2976 * doc/extend.texi: Add documentation for the unnamed field
2979 2001-10-08 Zack Weinberg <zack@codesourcery.com>
2981 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
2982 * configure.in: Use it.
2983 * configure: Regenerated.
2984 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
2985 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
2987 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
2989 * cppfiles.c (open_file): Don't mark zero-length files
2990 never-reread here. Don't output diagnostics here either.
2991 (stack_include_file): Mark them never-reread here.
2992 (_cpp_read_file): Update.
2994 2001-10-08 Richard Henderson <rth@redhat.com>
2996 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
2998 2001-10-08 Richard Henderson <rth@redhat.com>
3000 * expr.c (store_expr): When converting a CONST_INT for storage
3001 in a SUBREG, convert it to both SUBREG modes before stripping
3004 2001-10-08 Richard Henderson <rth@redhat.com>
3006 * varasm.c (restore_varasm_status): New.
3007 * function.h: Declare it.
3008 * function.c (pop_function_context_from): Call it.
3010 2001-10-08 Richard Henderson <rth@redhat.com>
3012 * c-common.h (struct c_lang_decl): Add declared_inline.
3013 * c-tree.h (DECL_DECLARED_INLINE_P): New.
3014 * c-lang.c (c_disregard_inline_limits): Use it.
3015 * c-decl.c (duplicate_decls): Likewise.
3016 (pushdecl, redeclaration_error_message): Likewise.
3017 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
3018 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
3019 Set DECL_INLINE if -finline-functions.
3020 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
3022 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3024 * cppmacro.c (funlike_invocation_p): Move some logic to caller
3025 in enter_macro_context. Create a padding token in its own context
3026 if necessary when the search for '(' fails.
3027 (enter_macro_context): Update.
3029 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3031 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
3032 genmultilib, toplev.c: Fix spelling errors of "separate" as
3033 "seperate", and corresponding spelling errors of related words.
3035 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3037 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
3038 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
3040 * c-dump.c (dump_option_value_info): Likewise.
3041 * c-format.c (format_length_info, format_char_info,
3042 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
3043 * collect2.c (names): Likewise.
3044 * cppdefault.h (default_include): Likewise.
3045 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
3046 * flow.c (life_analysis): Likewise.
3047 * gcc.c (dir_separator_str, modify_target, option_map,
3048 target_option_translations, spec_list_1, extra_specs_1,
3049 init_spec): Likewise.
3050 * gcov.c (gcov_version_string): Likewise.
3051 * genattr.c (write_units): Likewise.
3052 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
3053 * gengenrtl.c (rtx_definition, defs): Likewise.
3054 * genrecog.c (pred_table): Likewise.
3055 * global.c (global_alloc): Likewise.
3056 * lcm.c (optimize_mode_switching): Likewise.
3057 * local-alloc.c (find_free_reg): Likewise.
3058 * params.h (param_info): Likewise.
3059 * predict.c (predictor_info): Likewise.
3060 * protoize.c (unexpansion_struct): Likewise.
3061 * real.c (bmask): Likewise.
3062 * recog.h (insn_operand_data, insn_data): Likewise.
3063 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
3064 * stmt.c (expand_nl_goto_receiver): Likewise.
3065 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
3066 target_switches, target_options): Likewise.
3067 * tradcif.y (token, tokentab2, yylex): Likewise.
3068 * tree.h (attribute_spec): Likewise.
3070 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
3072 * arc.c (arc_output_function_epilogue): Likewise.
3073 * arm.c (processors, all_cores, all_architectures,
3074 arm_override_options, isr_attribute_arg, isr_attribute_args,
3075 arm_isr_value): Likewise.
3076 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
3078 * c4x.c (c4x_int_reglist): Likewise.
3079 * d30v.c (override_options): Likewise.
3080 * h8300.c (shift_insn): Likewise.
3081 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
3082 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
3083 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
3084 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
3085 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
3086 * i386.h (processor_costs, ix86_cost): Likewise.
3087 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
3088 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
3089 * m68k.c (codes_68881, codes_FPA): Likewise.
3090 * m88k.c (mode_from_align, max_from_align, all_from_align,
3091 best_from_align, m_options): Likewise.
3092 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
3093 * mcore.c (mode_from_align): Likewise.
3094 * mips/elf64.h (UNIQUE_SECTION): Likewise.
3095 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
3096 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
3097 * mips.h (mips_regno_to_class): Likewise.
3098 * ns32k.c (scales): Likewise.
3099 * pa.c (import_string, magic_milli): Likewise.
3100 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
3101 * sparc.c (leaf_reg_remap, sparc_override_options,
3102 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
3104 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
3106 2001-10-07 Dale Johannesen <dalej@apple.com>
3108 * reload1.c (reload_reg_free_p): Teach register interference
3109 checking that multiple output reloads are emitted in
3111 reload1.c (reload_reg_reaches_end_p): Ditto.
3112 reload1.c (reloads_conflict): Ditto.
3114 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3116 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
3117 NULL_TREE inside @code.
3119 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3121 * doc/gcc.texi: Document consistent style of "32-bit",
3122 "Objective-C", and "@code{NULL}".
3124 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3126 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
3127 (cpp_token_len, cpp_spell_token, cpp_output_token,
3128 _cpp_equiv_tokens): Handle it.
3129 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
3130 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
3131 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
3134 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3136 * gcc.c (default_compilers): Remove .ada.
3138 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
3140 * doc/cppinternals.texi: Update.
3142 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3144 * gcc.c (main): Set this_file_error if the appropriate
3145 compiler for a language has not been installed.
3147 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
3149 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
3151 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
3153 * gccbug.in (CATEGORIES): Add ada.
3155 2001-10-05 Catherine Moore <clm@redhat.com>
3157 * config/stormy16/stormy-abi: Document abi changes.
3158 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
3159 (ICALL_REGS): New register class.
3160 (NUM_ARGUMENT_REGISTERS): Now 6.
3161 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
3163 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
3164 * config/stormy16.md (call_internal, call_value_internal,
3165 indirect_jump): Use new 'z' constraint.
3167 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3169 * doc/cppinternals.texi: Update.
3171 2001-10-05 Richard Henderson <rth@redhat.com>
3173 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
3174 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
3175 the gas section-name-as-label feature.
3177 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3179 * doc/cppinternals.texi: Update.
3181 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3183 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
3184 to ensure valid SImode constants.
3186 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
3188 * Makefile.in (c-decl.o): Depend on tree-inline.h.
3189 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
3190 * c-decl.c: Include tree-inline.h.
3191 (c_expand_body): Call optimize_inline_calls. Determine whether
3192 a function is inlinable upfront, and only clear
3193 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
3194 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
3195 (c_disregard_inline_limits): New function.
3196 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
3197 (c_post_options): Enable tree inlining if inlining is enabled.
3198 Don't inline trees when instrumenting functions.
3199 (c_init): Initialize lang_disregard_inline_limits and
3200 lang_cannot_inline_tree_fn.
3201 * tree-inline.c (initialize_inlined_parameters): Handle calls
3202 with fewer arguments than declared parameters, and fewer
3203 parameters than passed arguments. Don't assume value is a
3205 (declare_return_variable): Convert return value back to the
3206 original type, if it was promoted.
3207 (tree_inlinable_function_p): New function.
3208 (inlinable_function_p): Don't look at DECL_INLINE if we're
3209 inlining all functions. Make it work with a NULL id.
3210 Re-check DECL_UNINLINABLE after language-specific checks.
3211 * tree-inline.h (tree_inlinable_function_p): Declare it.
3212 * integrate.c (save_for_inline): Don't bother to prepare argvec
3214 * cse.c (check_for_label_ref): Don't check deleted labels.
3216 * Makefile.in (tree-inline.o): Depend on newly-included headers.
3217 * tree-inline.c: Include headers needed for the functions moved in.
3218 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
3219 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
3220 (copy_body, initialize_inlined_parameters): Likewise.
3221 (declare_return_variable, inlinable_function_p): Likewise.
3222 (expand_call_inline, expand_calls_inline): Likewise.
3223 (optimize_inline_calls, clone_body): Likewise.
3224 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
3225 (copy_tree_r, remap_save_expr): Likewise.
3227 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
3229 * Makefile.in (OBJS): Added tree-inline.o.
3230 (c-common.o): Depend on tree-inline.h.
3231 (tree-inline.o): New target.
3232 * c-common.c: Include tree-inline.h.
3233 (c_mark_lang_decl): Don't mark saved_tree.
3234 (c_common_lang_init): Set lang_anon_aggr_type_p.
3235 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
3236 (struct c_lang_decl): Moved saved_tree to tree_decl.
3237 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
3238 * integrate.h (function_attribute_inlinable_p): Declare it.
3239 * integrate.c (function_attribute_inlinable_p): Export it.
3240 * tree-inline.c: New file. Define variables declared in...
3241 * tree-inline.h: New file. Declare functions to be moved to
3242 tree-inline.c. Define macros and declare types and hooks for
3243 language-specific tree inlining.
3244 (flag_inline_trees): Moved definition from cp/decl2.c.
3245 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
3246 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
3247 (struct tree_decl): Moved saved_tree from c_lang_decl and
3248 inlined_fns from C++'s lang_decl.
3250 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
3252 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
3253 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
3255 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
3257 * doc/cppinternals.texi: Update.
3259 2001-10-04 Eric Christopher <echristo@redhat.com>
3261 * config/mips/mips.c (init_cumulative_args): Remember to set
3263 * config.gcc: Redo linux configuration. Add target_cpu_default
3264 of soft-float to all mipsisa32 combinations and tx39.
3265 * config/mips/linux.h: Remove include of mips.h.
3267 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
3269 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
3270 HOST_LDFLAGS and HOST_CPPFLAGS.
3272 2001-10-03 Ziemowit Laski <zlaski@apple.com>
3274 * c-parse.in (objc_inherit_code, objc_pq_context,
3275 objc_public_flag): Make static.
3276 (objc_interface_context, objc_implementation_context,
3277 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
3278 global tree array in objc/objc-act.[ch].
3279 (methoddef): Remove unnecessary code.
3281 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
3282 Hoist struct definitions to objc-act.h.
3283 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
3284 cat_count): Place declaration in objc-act.h.
3285 (objc_tree_index): Move enumeration to objc-act.h.
3286 (objc_global_trees): Place declaration and macro accessors in
3288 (implementation_context): Remove duplicate; use
3289 objc_implementation_context instead:
3290 (method_context): Remove duplicate; use objc_method_context
3292 (objc_ellipsis_node, objc_method_prototype_template,
3293 implemented_classes, function_type): Move global vars to
3295 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
3296 (build_message_expr): Move actual construction of ObjC message
3297 send nodes to finish_message_expr.
3298 (finish_message_expr): New routine, contains code formerly in
3300 * objc/objc-act.h (finish_message_expr): New prototype.
3301 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
3302 declarations; these vars are now part of objc_global_trees.
3303 (objc_tree_index, objc_global_trees): Move definitions from
3305 * objc/objc-tree.def: Update copyright info.
3307 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
3309 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
3311 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
3312 only if TARGET_ARCH64.
3314 2001-10-02 Bernd Schmidt <bernds@redhat.com>
3316 * doc/extend.texi: Fix some problems with previous checkin.
3317 * doc/invoke.texi: Likewise.
3319 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
3321 * cpphash.h: Update comments.
3322 (cpp_context): Update.
3323 (spec_nodes): Remove n__Pragma.
3324 * cppinit.c (cpp_create_reader): Update.
3325 (builtin_array): Add _Pragma.
3326 * cpplib.h: Update comments.
3327 (NODE_DISABLED, BT_PRAGMA): New.
3328 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
3329 * cppmacro.c (struct cpp_macro): Remove disabled.
3330 (builtin_macro): Return int, handle _Pragma, push the new token
3331 on the context stack.
3332 (funlike_invocation_p): Unconstify, update.
3333 (enter_macro_context): Handle builtins here.
3334 (replace_args, push_token_context, push_ptoken_context):
3335 Update for prototype changes.
3336 (_cpp_pop_context): Update.
3337 (cpp_get_token): Don't handle buitins, nor _Pragma here.
3338 (cpp_sys_macro_p): Update.
3339 (_cpp_free_definition): Clear disabled flag.
3340 (_cpp_create_definition): Upate.
3341 * cppmain.c: Update comments.
3343 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
3344 Andreas Jaeger <aj@suse.de>,
3345 Jan Hubicka <jh@suse.cz>
3347 * doc/invoke.texi (i386 Options): Document x86-64 options.
3348 (i386 and x86-64 Options): Rename i386 options section.
3350 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3351 (TARGET_SWITCHES): Add -munwind-info.
3352 (MASK_NO_UNWIND_INFO): New.
3353 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3355 (ASM_OUTPUT_DOUBLE_INT): New.
3357 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3358 * config.gcc: Fix tm_file settings for x86-64.
3359 * config/i386/x86-64.h: New file with OS independent x86-64
3361 * config/i386/biarch64.h: New file used to configure compiler
3362 to biarch/64bit compilation.
3364 * config/i386/i386.c: (override_options): Set flags default
3365 for 64bit compilation.
3367 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3369 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3370 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3371 constants on x86_64.
3372 (ix86_attr_length_immediate_default): Support MODE_DI.
3373 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3375 (indirect_jump, tablejump): Turn into expander.
3377 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3379 * c-common.c (c_format_attribute_table): Make format and
3380 format_arg attributes apply to function types rather than to
3382 (is_valid_printf_arglist): Construct an attribute list and pass
3383 that to check_function_format rather than a name.
3384 * c-common.h (check_function_format): Adjust prototype.
3385 * c-decl.c (duplicate_decls): Preserve attributes from type of
3386 built-in decl when allowing for harmless conflict in types.
3387 * c-format.c (record_function_format,
3388 record_international_format, function_format_list,
3389 international_format_info, international_format_list): Remove.
3390 (function_format_info): Remove next, name and assembler_name.
3391 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3392 (decode_format_attr): New.
3393 (handle_format_attribute): Handle receiving a type rather than a
3394 decl. Call decode_format_attr. Store format information in a
3395 function_format_info.
3396 (handle_format_arg_attribute): Correct comment. Handle receiving
3397 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3399 (check_format_info_recurse, check_format_info_main): Take argument
3400 numbers as unsigned HOST_WIDE_INT.
3401 (check_function_format): Take a list of attributes from the
3402 function type rather than a name or assembler name. Check for
3403 format attributes in that list and the attributes on the type of
3404 the current function rather than looking through
3405 function_format_list.
3406 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3408 (check_format_info_recurse): Take format_arg attributes from the
3409 type of the function calls rather than using
3410 international_format_list. Allow for multiple format_arg
3412 * c-typeck.c (build_function_call): Pass type attributes to
3413 check_function_format rather than name or assembler name. Don't
3414 require there to be a name or assembler name to check formats.
3416 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3418 * attribs.c (decl_attributes): Possibly call
3419 insert_default_attributes to insert default attributes on
3420 functions in a lazy manner.
3421 * builtin-attrs.def: New file; define the default format and
3422 format_arg attributes.
3423 * c-common.c (c_format_attribute_table): Move to earlier in the
3425 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3426 (enum built_in_attribute, built_in_attributes,
3427 c_attrs_initialized, c_init_attributes,
3428 c_common_insert_default_attributes): New.
3429 (c_common_lang_init): Don't initialize format_attribute_table. Do
3430 call c_init_attributes.
3431 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3432 * c-common.h (init_function_format_info): Don't declare.
3433 (c_common_insert_default_attributes): Declare.
3434 * c-decl.c (implicitly_declare, builtin_function): Call
3436 (init_decl_processing): Don't call init_function_format_info.
3437 (insert_default_attributes): New.
3438 * c-format.c (handle_format_attribute,
3439 handle_format_arg_attribute): Be quiet about inappropriate
3440 declaration when applying default attributes.
3441 (init_function_format_info): Remove.
3442 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3443 (insert_default_attributes): Declare.
3445 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3447 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3449 2001-10-01 Jim Wilson <wilson@redhat.com>
3451 * sched-deps.c (add_dependence): When elide conditional dependence,
3452 check that insn doesn't modify cond2.
3454 2001-10-01 Dale Johannesen <dalej@apple.com>
3456 * config/rs6000/rs6000.h (enum processor_type): Add support
3457 for 7400 (G4) and 7450.
3459 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3460 (rs6000_issue_rate): Ditto.
3461 (rs6000_adjust_cost): Fix cycle counts for compares.
3462 (debug_stack_info): Fix an obvious typo.
3463 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3464 * doc/invoke.texi: Document.
3465 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3467 (PROCESSOR_DEFAULT): Ditto.
3469 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3471 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3472 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3473 later recursive make invocation.
3475 2001-10-01 Hans Boehm <boehm@acm.org>
3477 * optabs.c (emit_libcall_block): When using non-call exceptions,
3478 don't add REG_LIBCALL reg notes to trapping calls.
3480 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3482 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3483 (propagate_one_insn): Update for above change
3485 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3487 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3488 _Unwind_GetTextRelBase): Argument is unused.
3490 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3492 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3493 Loop through NOPs, placeholders, and components.
3494 Don't go through NOPs if change mode.
3495 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3496 * emit-rtl.c (set_mem_alias_set): Enable check.
3497 * expr.c (find_placeholder): New function.
3498 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3499 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3500 to modify it and avoid unneeded copies.
3501 * expr.h (expand_expr): Always define.
3502 (find_placeholder): New declaration.
3504 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3506 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3507 operand 2 is the stack pointer.
3508 ("addr-peephole"): Fix address computation peephole when operand 2
3509 is the stack pointer.
3511 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3513 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3514 (ix86_setup_incoming_varargs): Likewise.
3516 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3518 * stor-layout.c (layout_type): Don't complain about too-large
3521 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3523 * function.c (keep_stack_depressed): Don't use delete_insn.
3525 * expr.h (set_mem_alias_set): Move decl to here.
3526 * rtl.h (mem_attrs): New typedef and struct.
3527 (union rtunion_def): Add field for mem_attrs.
3528 (X0MEMATTR, MEM_ATTRS): New macros.
3529 (MEM_ALIAS_SET): Use MEM_ATTRS.
3530 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3531 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3532 (set_mem_alias_set): Delete decl from here.
3534 * alias.c (set_mem_alias_set): Delete from here.
3535 * emit-rtl.c (mem_attrs_htab): New variable.
3536 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3537 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3538 (mem_attrs_mark, get_mem_attrs): Likewise.
3539 (gen_rtx_MEM): Clear MEM_ATTRS.
3540 (set_mem_attributes): Move to here.
3541 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3542 (init_emit_once): const_int_htab now deletable htab.
3543 Initialize mem_attrs_htab.
3544 * explow.c (set_mem_attributes): Delete from here.
3545 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3546 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3547 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3548 * reload1.c (reload): Rework changing REG to MEM.
3550 2001-09-30 H.J. Lu <hjl@gnu.org>
3552 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3553 * config.in: Rebuild.
3555 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3557 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3558 ("tsthi_1"): Avoid allocation in register y.
3559 ("*movqi_68hc12"): Reorganize and fix constraints.
3560 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3561 ("addqi3"): Likewise.
3562 ("addhi3"): Fix constraints.
3563 ("*logicalhi3_zexthi"): Disparage soft registers.
3565 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3567 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3570 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3572 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3573 that we use setjmp/longjmp exceptions.
3575 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3577 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3578 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3579 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3580 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3581 (_cpp_extend_buff, BUFF_ROOM): Update.
3582 (_cpp_append_extend_buff): New.
3583 (struct cpp_reader): Remove macro_pool, add a_buff.
3584 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3586 (cpp_destroy): Free a_buff instead of macro_pool.
3587 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3588 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3589 _cpp_pool_alloc, ): Remove.
3590 (parse_number, parse_string): Update use of _cpp_extend_buff.
3591 (_cpp_extend_buff): Update.
3592 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3593 * cpplib.c (glue_header_name, parse_answer):
3594 Update use of _cpp_extend_buff.
3595 (cpp_register_pragma, cpp_register_pragma_space): Use
3597 (do_assert, do_unassert): Check for EOL, update.
3598 * cppmacro.c (stringify_arg, collect_args): Update to use
3599 _cpp_extend_buff and _cpp_append_extend_buff.
3600 (save_parameter, parse_params, alloc_expansion_token,
3601 _cpp_create_definition): Rework memory management.
3603 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3605 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3606 update md_exec_prefix.
3607 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3610 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3612 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3613 (SELECT_CC_MODE): Use s390_select_ccmode.
3614 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3615 * config/s390/s390.c (s390_select_ccmode): New.
3616 (s390_match_ccmode): Add CCLmode.
3617 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3618 (output_branch_condition, output_inverse_branch_condition): Removed.
3619 (print_operand): Use s390_branch_condition_mnemonic.
3620 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3621 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3622 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3624 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3625 when converting conditional branches to far branches.
3626 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3627 cmpint_di): Use CCSmode instead of CCUmode.
3629 * config/s390/s390.c (legitimate_la_operand_p): New.
3630 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3631 * config/s390/s390.md (movsi): Convert load address patterns to
3632 arithmetic operations when necessary.
3633 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3634 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3635 (*do_la_reg_0): Don't use before reload.
3637 * config/s390/s390.c (legitimize_address): Make more efficient
3638 use of two-register addressing mode.
3640 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3641 with -mno-backchain in some corner cases.
3643 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3645 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3647 * reload.c (find_reloads): Mark new USE insns with QImode.
3648 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3649 find_reloads_subreg_address): Likewise.
3650 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3652 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3654 (reload): Make sure there are no USEs with mode other than
3655 VOIDmode. At the end, remove those marked with QImode.
3657 2001-09-29 Per Bothner <per@bothner.com>
3659 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3660 * Makefile.in (includedir): Rename to local_includedir.
3661 (includedir): Define as $(prefix)/include.
3662 * config.in (PREFIX_INCLUDE_DIR): New variable.
3663 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3665 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3667 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3669 * doc/extend.texi (Vector Extensions): New node.
3670 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3671 i386 -mmmx, -msse, -m3dnow.
3673 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3675 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3677 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3679 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3681 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3683 2001-09-28 Richard Henderson <rth@redhat.com>
3685 * varasm.c (assemble_integer): Bound alignment check by
3688 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3690 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3692 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3694 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3696 Mostly from Graham Stott <grahams@redhat.com>
3697 * c-common.c (type_for_mode): Add support for V2SFmode.
3698 * tree.c (build_common_tree_nodes_2): Likewise.
3699 * tree.h (enum tree_index, global_trees): Likewise.
3700 * config/i386/i386.c (x86_3dnow_a): New variable.
3701 (override_options): Support 3Dnow extensions.
3702 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3703 Athlon's version of 3Dnow.
3704 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3705 (ix86_expand_builtin): Handle them.
3706 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3707 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3708 TARGET_3DNOW_A): New macros.
3709 (TARGET_SWITCHES): Add 3Dnow switches.
3710 (VALID_MMX_REG_MODE_3DNOW): New macro.
3711 (VECTOR_MODE_SUPPORTED_P): Use it.
3712 (enum ix86_builtins): Add entries for 3Dnow builtins.
3713 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3714 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3715 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3716 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3717 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3718 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3719 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3720 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3721 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3722 sfence_insn, prefetch): Make these available if TARGET_SSE or
3725 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3727 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3728 ix86_va_start, ix86_build_va_list): Declare.
3729 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3730 ix86_va_start, ix86_build_va_list): New global functions.
3731 * i386.md (sse_prologue_save_insn): New insn.
3732 (sse_prologue_save): New expander.
3733 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3734 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3736 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3738 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3739 Use size_t everywhere, make definitions consistent with
3742 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3744 * gcse.c (replace_store_insn): Use delete_insn.
3745 * loop.c (move_movables): Likewise; avoid delete_insn
3746 from clobbering notes moved elsewhere.
3747 (check_dbra_loop): Use delete_insn.
3748 * ssa.c (convert_from_ssa): Likewise.
3749 * cse.c (cse_insn): Use delete_insn.
3751 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3753 * cpphash.h (struct cpp_buff): Make unsigned.
3754 (_cpp_get_buff): Take length of size_t.
3755 (_cpp_unaligned_alloc): New.
3756 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3757 (struct cpp_reader): Remove ident_pool. Add u_buff.
3758 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3759 (cpp_destroy): Destroy u_buff, not ident_pool.
3760 * cpplex.c (parse_number, parse_string, save_comment,
3761 cpp_token_as_text): Update to use the unaligned buffer.
3762 (new_buff): Make unsigned.
3763 (_cpp_unaligned_alloc): New.
3764 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3765 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3767 (collect_args): Make unsigned.
3769 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3771 * cpplex.c (cpp_output_token): Use a putc loop for
3772 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3774 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3775 * configure, config.in: Regenerate.
3776 * system.h: Replace fwrite and fprintf with their unlocked
3777 variants if available.
3779 2001-09-27 Richard Henderson <rth@redhat.com>
3781 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3782 in favour of .eh_frame.
3784 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3786 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
3788 (LIBCALL_VALUE): Likewise.
3790 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3792 * cpphash.h: Update comment.
3793 * cpplex.c: Update comments.
3794 (_cpp_can_paste): Remove.
3795 * cpplib.h (_cpp_can_paste): Remove.
3796 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
3797 lexer rather than _cpp_can_paste.
3799 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3801 * doc/cppinternals.texi: Update.
3803 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3805 * cpphash.h (struct cpp_pool): Remove locks and locked.
3806 (struct cpp_context): Add member buff.
3807 (struct cpp_reader): Remove member argument_pool.
3808 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3809 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
3810 * cpplex.c (chunk_suitable): Remove pool argument.
3811 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
3812 (new_buff, _cpp_extend_buff): Update.
3813 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
3814 which buffer is returned.
3815 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
3816 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3817 * cppmacro.c (lock_pools, unlock_pools): Remove.
3818 (push_ptoken_context): Take a _cpp_buff.
3819 (enter_macro_context): Pool locking removed.
3820 (replace_args): Use a _cpp_buff for the replacement list with
3822 (push_token_context): Clear buff.
3823 (expand_arg): Use _cpp_pop_context.
3824 (_cpp_pop_context): Free a context's buffer, if any.
3826 2001-09-26 DJ Delorie <dj@redhat.com>
3828 * c-typeck.c (digest_init): Check for sizeless arrays.
3830 2001-09-26 Richard Henderson <rth@redhat.com>
3832 * optabs.c (init_one_libfunc): Create a dummy function type
3833 instead of using error_mark_node.
3835 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3837 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
3838 _cpp_extend_buff, _cpp_free_buff): New.
3839 (struct cpp_reader): New member free_buffs.
3840 * cppinit.c (cpp_destroy): Free buffers.
3841 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
3842 _cpp_extend_buff, _cpp_free_buff): New.
3843 * cpplib.h (struct cpp_options): Remove unused member.
3844 * cppmacro.c (collect_args): New. Combines the old parse_arg
3845 and parse_args. Use _cpp_buff for memory allocation.
3846 (funlike_invocation_p, replace_args): Update.
3848 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3850 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
3852 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
3854 * except.c (sjlj_mark_call_sites): Change address inside sequence.
3856 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
3858 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
3861 2001-09-25 Janis Johnson <janis187@us.ibm.com>
3862 Jim Wilson <wilson@redhat.com>
3864 * doc/install.texi (Specific, ia64-*-linux): Document.
3866 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3868 * Makefile.in (cfgrtl.o): Add.
3869 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3870 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3871 free_aux_for_edge): Declare.
3873 (HAVE_return): Undefine.
3874 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3875 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3876 free_aux_for_edge): New global functions.
3877 (first_delete_block): New static variable.
3878 (init_flow): Clear first_delete_block.
3879 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
3880 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
3881 try_redirect_by_replacing_jump, last_loop_beg_note,
3882 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
3883 delete_insn, delete_insn_chain, create_basic_block_structure,
3884 create_basic_block, flow_delete_block, compute_bb_for_insn,
3885 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
3886 set_block_for_new_insns, split_block, merge_blocks_nomove,
3887 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3888 redirect_edge_and_branch, force_nonfallthru_and_redirect,
3889 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
3890 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
3891 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
3892 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3893 purge_all_dead_edges): Move to ....
3894 * cfgrtl.c: New file; .... Here.
3896 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
3897 (reroder_basic_block): Use alloc_aux_for_blocks.
3898 * predict.c (estimate_bb_frequencies): Likewise; use
3899 alloc_aux_for_edges.
3900 * profile.c (compute_branch_probabilities): Likewise.
3901 (branch_prob): Likewise.
3902 * reg-stack.c (reg_to_stack): Likewise.
3904 * emit-rtl.c (emit_insns_after): Never return NULL.
3906 * basic-block.h (set_block_for_new_insns): Delete.
3907 * cfgrtl.c (set_block_for_new_insns): Delete.
3909 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
3910 calls when crossjumping.
3912 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
3913 * unroll.c (copy_loop_body): Use delete_insn.
3915 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
3916 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
3917 keep_stack_depressed): Likewise.
3918 * gcse.c (cprop_cc0_jump): Likewise.
3919 * local-alloc.c (update_equiv_regs): Likewise.
3920 * loop.c (scan_loop, loop_delete_insns): Likewise.
3921 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
3922 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
3923 delete_output_reload, delete_address_reloads_1,
3924 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
3926 * sibcall.c (replace_call_placeholder): Likewise.
3927 * cse.c (cse_insn): Likewise.
3929 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3931 From Graham Stott <grahams@redhat.com>
3932 (def_builtin): Only define builtins appropriate for target_flags. All
3934 (builtin_decsription): Add new field mask which is used to determine
3935 when to define the builtin via the macro def_builtin.
3937 (bdesc_comi): Initialise new mask fields.
3938 (bdesc_2srg): Likewise.
3939 (bdesc_1arg): Likewise.
3941 * config/i386/i386.c (ix86_init_builtins): Correct return type
3942 building v4hi_ftype_v4hi_int_int tree node.
3943 (ix86_expand_sse_comi): Fix typo swapping operands.
3944 Don't swap comparision condition, it is already swapped.
3945 (ix86_expand_sse_compare): Before swapping operands
3946 move operand 1 into new rtx and not the target rtx.
3947 Don't swap comparison condition, it is already swapped.
3948 Always check whether we need to create a new TARGET.
3950 * config/i386/i386.md: (sse_comi) Fix typos.
3951 (sse_ucomi): Likewise.
3952 (cvtss2si): Fix operand 0 contraint.
3953 (cvttss2si): Likewise.
3954 (sse_unpckhps): Fix mode for operand 2.
3955 (sse_unpcklps): Likewise.
3957 2001-09-25 Graham Stott <grahams@redhat.com>
3959 * sibcall.c (skip_copy_to_return_value): Tighten return value
3962 2001-09-24 David Edelsohn <edelsohn@gnu.org>
3964 * rs6000.c (lwa_operand): Address must be word aligned.
3966 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3968 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
3969 number has been set.
3970 (type_hash_mark): Mark type itself.
3972 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
3974 * c-lex.c (cb_def_pragma): Update.
3975 (c_lex): Update, and skip padding.
3976 * cppexp.c (lex, parse_defined): Update, remove unused variable.
3977 * cpphash.h (struct toklist): Delete.
3978 (union utoken): New.
3979 (struct cpp_context): Update.
3980 (struct cpp_reader): New members eof, avoid_paste.
3981 (_cpp_temp_token): New.
3982 * cppinit.c (cpp_create_reader): Update.
3983 * cpplex.c (_cpp_temp_token): New.
3984 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
3985 (cpp_output_token): Don't print leading whitespace.
3986 (cpp_output_line): Update.
3987 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
3988 do_include_common, do_line, do_ident, do_pragma,
3989 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
3990 parse_assertion): Update.
3991 (get_token_no_padding): New.
3992 * cpplib.h (CPP_PADDING): New.
3993 (AVOID_LPASTE): Delete.
3994 (struct cpp_token): New union member source.
3995 (cpp_get_token): Update.
3996 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
3997 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
3998 replace_args, quote_string, stringify_arg, parse_arg, next_context,
3999 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
4000 _cpp_backup_tokens, _cpp_create_definition): Update.
4001 (push_arg_context): Delete.
4002 (padding_token, push_token_context, push_ptoken_context): New.
4003 (make_string_token, make_number_token): Update, rename.
4004 (cpp_get_token): Update to handle tokens as pointers to const,
4005 and insert padding appropriately.
4006 * cppmain.c (struct printer): New member prev.
4007 (check_multiline_token): Constify.
4008 (do_preprocessing, cb_line_change): Update.
4009 (scan_translation_unit): Update to handle spacing.
4010 * scan-decls.c (get_a_token): New.
4011 (skip_to_closing_brace, scan_decls): Update.
4012 * fix-header.c (read_scan_file): Update.
4014 * doc/cpp.texi: Update.
4016 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4018 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
4019 leak by passing malloc'ed pointer to reconcat, not concat.
4021 2001-09-24 DJ Delorie <dj@redhat.com>
4023 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
4025 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
4027 * flow.c (delete_dead_jumptables): Delete jumptable if the only
4028 reference is from the literal pool.
4030 2001-09-24 Janis Johnson <janis187@us.ibm.com>
4032 * doc/install.texi (Final install): Request additional information
4033 in mail about successful builds.
4035 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4037 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
4038 initial value of return pointer register instead of value in frame-20.
4041 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4043 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
4044 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
4045 the libcall if there isn't a referenced identifier for the symbol.
4047 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4049 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
4050 non 64-bit machines. Use these as a plabel for the trampoline.
4051 (TRAMPOLINE_SIZE): Adjust size for new words.
4052 (INITIALIZE_TRAMPOLINE): Initialize new words.
4053 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
4054 pointer to the plabel in the trampoline.
4056 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4058 * pa.c (function_arg): Pass floating arguments in both general and
4059 floating registers in indirect (dynamic) calls when generating code
4060 for the 32 bit ABI and the HP assembler.
4062 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4064 * doc/install.texi: Markup fixes.
4065 Use Solaris 2, SunOS 4 as appropriate.
4066 (Specific, *-*-solaris2*): Explain this.
4067 Unconditionally warn against /usr/ucb tools.
4068 Remove Sun as warning, obsolete.
4069 Move X11 header bug workaround here, update patches.
4070 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
4071 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
4073 2001-09-23 Zack Weinberg <zack@codesourcery.com>
4075 * errors.h (warning, error, fatal, internal_error): Don't mark
4076 with ATTRIBUTE_PRINTF_n.
4077 * toplev.h (internal_error, fatal_io_error, warning, error,
4078 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
4079 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
4082 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4084 * function.c (pop_function_context_from): var_refs_queue
4085 and temp slots now in GC memory.
4086 (mark_function_status, free_after_compilation): Likewise;
4087 also struct function now in GC memory.
4088 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
4089 (combine_temp_slots): Likewise.
4090 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
4091 (prepare_function_start): Use GC memory for struct function.
4092 (mark_temp_slot): Deleted.
4093 (gcc_mark_struct_function): struct function now in GC memory.
4095 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
4096 code for division, not modulus.
4098 * rtl.def (MEM): Remove obsolete part of comment.
4100 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
4102 * c-format.c (init_function_format_info): Check __builtin_printf
4103 and __builtin_fprintf even if -ffreestanding. Check C99 functions
4106 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4108 * c-common.c (format_attribute_table): Remove decl.
4109 * tree.h (format_attribute_table, lang_attribute_table): New decls.
4110 (lang_attribute_common): Likewise.
4112 * function.c (fix_lexical_address): Use set_mem_alias_set.
4113 (expand_function_start): Likewise.
4114 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
4116 * varasm.c (output_constant): Fix unused variable warning.
4118 * attribs.c: New file, from c-common.c.
4119 (attribute_tables): Now four elements.
4120 (format_attribute_table, lang_attribute_common): New variables.
4121 (init_attributes): Reflect above changes.
4122 (handle_mode_attribute): Delete check for wider than uintmax.
4123 * c-common.c: Delete parts moved to attribs.c.
4124 (enum attrs): Deleted; unused.
4125 (c_format_attribute_table): New variable.
4126 (c_common_lang_init): Initialize format_attribute_table with it.
4127 * c-common.h (decl_attributes): Remove decl.
4128 * tree.h (decl_attribute): Move it to here.
4129 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
4130 (attribs.o): New rule.
4132 2001-09-22 Andreas Jaeger <aj@suse.de>
4134 * builtins.c (c_getstr): Remove unused variable.
4136 2001-09-21 Richard Henderson <rth@redhat.com>
4138 * reload1.c (reload): Use delete_insn instead of splatting
4141 2001-09-21 Richard Henderson <rth@redhat.com>
4143 * reload.c (push_secondary_reload): Don't check for "=" in output
4144 constraint after ""->ALL_REGS check.
4146 2001-09-21 Richard Henderson <rth@redhat.com>
4148 * predict.c (expected_value_to_br_prob): Use pc_set.
4150 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
4151 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
4153 2001-09-21 Richard Henderson <rth@redhat.com>
4155 * rtl.h (LCT_RETURNS_TWICE): New.
4156 * calls.c (emit_call_1): Set current_function_calls_setjmp for
4158 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
4159 to ECF_RETURNS_TWICE.
4160 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
4163 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
4165 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
4166 (JMP_BUF_SIZE): New.
4168 2001-09-21 Richard Henderson <rth@redhat.com>
4170 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
4173 2001-09-21 Richard Henderson <rth@redhat.com>
4175 * tree.def (FDESC_EXPR): New.
4176 * expr.c (expand_expr): Handle it.
4177 * varasm.c (initializer_constant_valid_p): Likewise.
4178 (output_constant): Likewise.
4179 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4180 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4181 (ASM_OUTPUT_FDESC): New.
4182 * doc/tm.texi: Document the new macros.
4184 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4186 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
4187 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
4188 once merging is complete.
4190 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4192 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
4194 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4196 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
4197 that would be invalid after a merge.
4199 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
4201 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
4202 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
4204 (flow_delete_insn): This one.
4205 (delete_insn_chain): Rename from ...; do not care labels.
4206 (flow_delete_insn_chain): ... this one.
4207 (flow_delete_block): Remove the insns one BB has been expunged.
4208 (merge_blocks_nomove): Likewise.
4209 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
4210 updating BB boundaries.
4211 (tidy_fallthru_edge): Likewise.
4212 (commit_one_edge_insertion): Likewise.
4213 * cfgbuild.c (find_basic_block): Likewise.
4214 (find_basic_blocks_1): Likewise.
4215 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
4216 (try_crossjump_to_edge): Likewise.
4217 (try_optimize_cfg): Likewise.
4218 * cse.c (delete_trivially_dead_insns): Likewise.
4219 * df.c (df_insn_delete): Likewise.
4220 * doloop.c (doloop_modify): Use delete_related_insns.
4221 * emit-rtl.c (try_split): Likewise.
4222 (remove_insn): Update BB boundaries.
4223 * expect.c (connect_post_landing_pads): Use delete_related_insns.
4224 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
4225 updating BB boundaries.
4226 (propagate_block_delete_insn): Likewise.
4227 (propagate_block_delete_libcall): Likewise.
4228 * function.c (delete_handlers): Use delete_related_insns.
4229 (thread_prologue_and_epilogue_insns): Likewise.
4230 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
4231 * genpeep.c (gen_peephole): Use delete_related_insns.
4232 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
4234 (find_cond_trap): Likewise.
4235 * integrate.c (save_for_inline): Use delete_related_insns.
4236 (copy_insn_list): Likewise.
4237 * jump.c (pruge_linie_number_notes): Likewise.
4238 (duplicate_loop_exit_test): Likewise.
4239 (delete_computation): Likewise.
4240 (delete_related_insn): Rename from ...; use delete_insn
4241 (delete_insn): ... this one.
4242 (redirect_jump): Use delete_related_insns.
4243 * loop.c (scan_loop): Likewise.
4244 (move_movables): Likewise.
4245 (find_and_verify_loops): Likewise.
4246 (check_dbra_loop): Likewise.
4247 * recog.c (peephole2_optimize): Likewise.
4248 * reg-stack.c (delete_insn_for_stacker): Remove.
4249 (move_for_stack_reg): Use delete_insn.
4250 * regmove.c (combine_stack_adjustments_for_block): Likewise.
4251 * reload1.c (delete_address_reloads): Use delete_related_insns.
4252 (fixup_abnormal_edges): Use delete_insn.
4253 * recog.c (emit_delay_sequence): Use delete_related_insns.
4254 (delete_from-delay_slot): Likewise.
4255 (delete_scheduled_jump): likewise.
4256 (optimize_skip): Likewise.
4257 (try_merge_delay_insns): Likewise.
4258 (full_simple_delay_slots): Likewise.
4259 (fill_slots_from_thread): Likewise.
4260 (relax_delay_slots): Likewise.
4261 (make_return_insns): Likewise.
4262 (dbr_schedule): Likewise.
4263 * rtl.h (delete_insn): Rename to delete_related_insns.
4264 (delete_insn, delete_insn_chain): New prototypes.
4265 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
4266 by df_insn_delete already.
4267 * ssa-dce.c (delete_insn_bb): Use delete_insn.
4268 * ssa.c (convert_from_ssa): Use delete_related_insns.
4269 * unroll.c (unroll_loop): Likewise.
4270 (calculate_giv_inc): Likewise.
4271 (copy_loop_body): Likewise.
4273 * i386-protos.h (ix86_libcall_value, ix86_function_value,
4274 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4275 ix86_return_in_memory, ix86_function_value): Declare.
4276 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
4277 new static valurables.
4278 (x86_64_reg_class): New enum
4279 (x86_64_reg_class_name): New array.
4280 (classify_argument, examine_argument, construct_container,
4281 merge_classes): New static functions.
4282 (optimization_options): Enable flag_omit_frame_pointer and disable
4283 flag_pcc_struct_return on 64bit.
4284 (ix86_libcall_value, ix86_function_value,
4285 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4286 ix86_return_in_memory, ix86_function_value): New global functions.
4287 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
4288 (function_arg_advance): Handle x86_64 passing conventions.
4289 (function_arg): Likewise.
4290 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
4291 (RETURN_IN_MEMORY): Move offline.
4292 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
4293 (FUNCTION_VALUE_REGNO_P): New macro.
4294 (FUNCTION_ARG_REGNO_P): Move offline.
4295 (struct ix86_args): Add maybe_vaarg.
4296 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
4297 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
4299 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
4301 * s390.md: Changed attributes for scheduling.
4302 * s390.c: (s390_adjust_cost, s390_adjust_priority)
4305 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
4307 Table-driven attributes.
4308 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
4309 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
4310 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
4311 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
4312 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
4313 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
4314 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
4315 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
4316 * tree.h (struct tree_decl): Change machine_attributes to
4318 * doc/c-tree.texi: Document that all attributes are now attached
4320 * c-common.c (add_attribute, attrtab, attrtab_idx,
4321 default_valid_lang_attribute, valid_lang_attribute): Remove.
4322 (attribute_tables, attributes_initialized,
4323 c_common_attribute_table, default_lang_attribute_table): New
4325 (handle_packed_attribute, handle_nocommon_attribute,
4326 handle_common_attribute, handle_noreturn_attribute,
4327 handle_unused_attribute, handle_const_attribute,
4328 handle_transparent_union_attribute, handle_constructor_attribute,
4329 handle_destructor_attribute, handle_mode_attribute,
4330 handle_section_attribute, handle_aligned_attribute,
4331 handle_weak_attribute, handle_alias_attribute,
4332 handle_no_instrument_function_attribute,
4333 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
4334 handle_no_limit_stack_attribute, handle_pure_attribute): New
4336 (init_attributes, decl_attributes): Rewrite to implement
4337 table-driven attributes.
4338 * c-common.h (enum attribute_flags): Move to tree.h.
4339 * c-format.c (decl_handle_format_attribute,
4340 decl_handle_format_arg_attribute): Rename to
4341 handle_format_attribute and handle_format_arg_attribute. Update
4342 for table-driven attributes.
4343 * c-common.h (decl_handle_format_attribute,
4344 decl_handle_format_arg_attribute): Remove prototypes.
4345 (handle_format_attribute, handle_format_arg_attribute): Add
4347 * c-decl.c (grokdeclarator): Handle attributes nested inside
4349 * c-parse.in (setattrs, maybe_setattrs): Remove.
4350 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4351 Update to handle nested attributes properly.
4352 (maybe_resetattrs, after_type_declarator,
4353 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4354 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4356 (make_pointer_declarator): Update to handle nested attributes
4358 * doc/extend.texi: Update documentation of limits of attributes
4359 syntax. Warn about problems with attribute semantics in C++.
4360 * target.h (struct target): Remove valid_decl_attribute and
4361 valid_type_attribute. Add attribute_table and
4362 function_attribute_inlinable_p.
4363 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4364 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4365 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4367 (TARGET_INITIALIZER): Update.
4368 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4370 (function_attribute_inlinable_p): New function. Check for the
4371 presence of any machine attributes before using
4372 targetm.function_attribute_inlinable_p.
4373 (function_cannot_inline_p): Update.
4374 * Makefile.in (integrate.o): Update dependencies.
4375 * doc/tm.texi: Update documentation of target attributes and
4376 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4377 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4379 (default_target_attribute_table,
4380 default_function_attribute_inlinable_p): New.
4381 (lookup_attribute): Update comment to clarify handling of multiple
4382 attributes with the same name.
4383 (merge_attributes, attribute_list_contained): Allow multiple
4384 attributes with the same name but different arguments to appear in
4385 the same attribute list.
4386 * tree.h (default_valid_attribute_p): Remove prototype.
4387 (struct attribute_spec): New.
4388 (default_target_attribute_table): Declare.
4389 (enum attribute_flags): Move from c-common.h. Add
4390 ATTR_FLAG_TYPE_IN_PLACE.
4391 (default_function_attribute_inlinable_p): Declare.
4392 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4393 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4394 (TARGET_ATTRIBUTE_TABLE): Define.
4395 (vms_attribute_table): New.
4396 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4397 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4398 (TARGET_ATTRIBUTE_TABLE): Define.
4399 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4400 * config/arm/arm.c (arm_valid_type_attribute_p,
4401 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4403 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4405 (TARGET_ATTRIBUTE_TABLE): Define.
4406 (arm_attribute_table, arm_handle_fndecl_attribute,
4407 arm_handle_isr_attribute): New.
4408 * config/avr/avr.c (avr_valid_type_attribute,
4409 avr_valid_decl_attribute): Remove.
4410 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4412 (TARGET_ATTRIBUTE_TABLE): Define.
4413 (avr_attribute_table, avr_handle_progmem_attribute,
4414 avr_handle_fndecl_attribute): New.
4415 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4416 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4417 (TARGET_ATTRIBUTE_TABLE): Define.
4418 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4419 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4420 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4421 (TARGET_ATTRIBUTE_TABLE): Define.
4422 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4423 h8300_handle_eightbit_data_attribute,
4424 h8300_handle_tiny_data_attribute): New.
4425 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4426 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4428 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4430 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4431 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4433 (TARGET_ATTRIBUTE_TABLE): Define.
4434 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4435 ix86_handle_regparm_attribute): New.
4436 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4437 i386_pe_valid_type_attribute_p): Remove.
4438 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4439 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4440 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4441 (TARGET_ATTRIBUTE_TABLE): Define.
4442 (ia64_attribute_table): New.
4443 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4444 interrupt_ident2, model_ident1, model_ident2): Remove.
4445 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4446 (TARGET_ATTRIBUTE_TABLE): Define.
4447 (init_idents): Update.
4448 (m32r_attribute_table, m32r_handle_model_attribute): New.
4449 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4451 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4452 (TARGET_ATTRIBUTE_TABLE): Define.
4453 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4454 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4455 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4456 (TARGET_ATTRIBUTE_TABLE): Define.
4457 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4458 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4459 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4460 (TARGET_ATTRIBUTE_TABLE): Define.
4461 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4462 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4463 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4464 (TARGET_ATTRIBUTE_TABLE): Define.
4465 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4466 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4467 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4468 (TARGET_ATTRIBUTE_TABLE): Define.
4469 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4470 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4472 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4474 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4475 (TARGET_ATTRIBUTE_TABLE): Define.
4476 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4478 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4479 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4480 (TARGET_ATTRIBUTE_TABLE): Define.
4481 (v850_attribute_table, v850_handle_interrupt_attribute,
4482 v850_handle_data_area_attribute): New.
4483 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4484 Return void. Call decl_attributes instead of
4485 valid_machine_attribute.
4487 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4489 * sh-protos.h (sh_pr_n_sets): Declare.
4490 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4491 look at the copy to determine if PR needs to be saved.
4492 sh_pr_n_sets: New function.
4493 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4494 (ALLOCATE_INITIAL_VALUE): Define.
4496 * sh.c (initial_elimination_offset):
4497 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4499 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4501 * integrate.c (allocate_initial_values): New function.
4502 * integrate.h (allocate_initial_values): Declare.
4503 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4505 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4507 * toplev.c (rest_of_compilation): To here.
4508 Call allocate_initial_values.
4509 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4511 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4513 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4515 2001-09-20 DJ Delorie <dj@redhat.com>
4517 * c-typeck.c (really_start_incremental_init): Discriminate
4518 between zero-length arrays and flexible arrays.
4519 (push_init_level): Detect zero-length arrays and handle them
4520 like fixed-sized arrays.
4521 * expr.c (store_constructor): Handle zero-length arrays and
4522 flexible arrays correctly.
4523 * doc/extend.texi: Update zero-length array notes.
4525 2001-09-20 Jim Wilson <wilson@redhat.com>
4527 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4528 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4529 for issue port conflicts.
4530 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4532 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4534 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4537 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4539 * fold-const.c (hashtab.h): Include.
4540 (int_const_binop): Remove FORSIZE arg and compute from type; all
4542 Call size_int_type_wide for all single-word constants.
4543 (size_htab_hash, size_htab_eq): New functions.
4544 (size_int_type_wide): Rework to use hash table.
4545 * ggc-common.c (hashtab.h): Include.
4546 (struct d_htab_root): New struct.
4547 (d_htab_roots): New variable.
4548 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4549 (ggc_mark_roots): Handle deletable htabs.
4550 * ggc-page.c (ggc_marked_p): New function.
4551 * ggc-simple.c (ggc_marked_p): Likewise.
4552 * ggc.h: Reformatting throughout.
4553 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4554 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4555 (type_hash_add): Allocate struct type_hash from GC memory.
4556 (mark_hash_entry, mark_type_hash): Deleted.
4557 (type_hash_marked_p, type_hash_mark): New functions.
4558 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4560 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4562 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4565 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4567 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4568 array-too-large test for signed sizetype.
4570 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4572 * i386.md (indirect_jump): Allow Pmode operand.
4573 (tablejump): LIkewise; perform expansion to 64bit mode.
4574 * i386.c (symbolic_operand): Allow 64bit PIC references.
4575 (pic_symbolic_operand): Likewise.
4576 (ix86_find_base_term): Strip the 64bit PIC references.
4577 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4578 (legitimize_pic_address): Likewise.
4579 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4580 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4582 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4584 * stringpool.c (get_identifier_with_length): New function.
4585 * tree.h (get_identifier_with_length): New prototype.
4587 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4588 David Edelsohn <edelsohn@gnu.org>
4591 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4592 already sign-extended.
4594 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4595 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4597 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4598 (output_profile_hook): Declare label_name const.
4599 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4600 to match constraints.
4602 2001-09-19 Stan Shebs <shebs@apple.com>
4604 * alias.c: Fix typos in comments.
4605 * sched-rgn.c (init_ready_list): Ditto.
4606 * unwind-dw2.c (uw_frame_state_for): Ditto.
4607 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4608 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4609 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4611 2001-09-19 Richard Henderson <rth@redhat.com>
4613 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4615 * Makefile.in (cfg.o): Depend on TM_P_H.
4617 2001-09-19 Richard Henderson <rth@redhat.com>
4619 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4620 (local_symbolic_operand): ... here.
4621 (small_symbolic_operand): Check mode.
4622 (global_symbolic_operand): New.
4623 (input_operand): Reject symbolics if explicit relocs.
4624 (call_operand): Tidy.
4625 (alpha_legitimize_address): Use movdi_er_high_g.
4626 (alpha_expand_mov): Likewise.
4627 * config/alpha/alpha-protos.h: Update.
4628 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4629 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4630 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4631 (UNSPECV_LDGP2): Remove.
4632 (all call patterns): Use 's' not 'i' for symbolic constraint.
4633 (call_osf call_value_osf): Use call_operand.
4634 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4635 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4636 (prologue_ldgp_1_er): Remove.
4637 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4638 (builtin_setjmp_receiver_er patterns): Use them.
4639 (exception_receiver_er): Likewise.
4641 2001-09-19 Richard Henderson <rth@redhat.com>
4643 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4645 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4646 and NON_LOCAL_GOTO notes.
4647 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4648 copy over CALL_INSN_FUNCTION_USAGE.
4650 2001-09-18 Catherine Moore <clm@redhat.com>
4652 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4655 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4657 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4658 new-style tm_file specification. Specify correct tm_p_file,
4659 md_file, and out_file for s390x.
4661 * config/s390/linux.h, linux64.h: Don't include other target
4662 macro header files. Now handled via tm_file.
4664 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4665 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4666 are defined before use.
4668 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4670 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4671 code generation only for Gnu assembler.
4673 2001-09-18 Catherine Moore <clm@redhat.com>
4675 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4677 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4679 * config/mips/mips.c (mips_frame_set): New.
4680 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4681 a parallel frame-related expression with a set for each register.
4683 2001-09-18 Philip Blundell <philb@gnu.org>
4685 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4688 2001-09-17 Dale Johannesen <dalej@apple.com>
4690 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4691 * config/rs6000/aix.h (FIXED_R2): Define.
4692 * config/rs6000/darwin.h (FIXED_R2): Define.
4693 * config/rs6000/sysv4.h (FIXED_R2): Define.
4695 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4697 * except.c (dw2_build_landing_pads): New local
4698 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4699 barrier after clobbers. Fixes c++/4012.
4701 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4703 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4705 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4707 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4708 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4710 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4712 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4715 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4717 * cpphash.h (_cpp_lex_direct): New.
4718 * cpplex.c (_cpp_lex_token): Update.
4719 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4720 and increment that pointer.
4721 * cppmacro.c (alloc_expansion_token): New.
4722 (lex_expansion_token): Lex macro expansion directly into
4725 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4727 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4729 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4731 * basic-block.h (free_bb_for_insn): Declare.
4732 * bb-reorder.c (label_for_bb): Use block_label.
4733 (emit_jump_to_block_after): Remove.
4734 (insert_intra_1): Do not update block_for_insn.
4735 (insert_inter_bb_scope_notes): Likewise; update bb->end
4736 * cfg.c (free_bb_for_insn): New.
4737 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4738 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4739 (commit_one_edge_insertion): Likewise.
4740 (commit_one_edge_insertion): Do not update BB boundary.
4741 (commit_edge_insertions): Do not call compute_bb_for_insn.
4742 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4743 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4744 (merge_blocks_move_successor_nojumps): Likewise.
4745 (try_crossjump_to_edge): Do not update block_for_insn.
4746 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4747 * df.c (df_pattern_emit_later): Do not update BB boundary.
4748 (df_jump_pattern_emit_after): Likewise.
4749 (df_insn_move_before): Use emit_insn_before.
4750 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4752 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4753 boundaries and basic_block_for_insn.
4754 (reorder_insns_nobb): Rename from reorder_insns.
4755 (reorder_insns): New.
4756 (emit_block_insn_before, emit_block_insn_after): Kill.
4757 * flow.c (check_function_return_warnings): Do not call
4758 compute_bb_for_insn; Do not free basic_block_for_insn.
4759 (attempt_auto_inc): Do not update basic_block_for_insn.
4760 * function.c (emit_return_into_block): Likewise;
4761 do not update BB boundaries.
4762 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4763 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4764 (pre_insert_copy_insn): Likewise.
4765 (update_ld_motion_notes): Likewise.
4766 (insert_insn_start_bb): Likewise.
4767 (replace_store_insn): Likewise.
4768 * ifcvt.c (noce_process_if_block): Likewise.
4769 (if_convert): Do not call compute_bb_for_insn.
4770 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4771 Use emit_insn_before and emit_insn_after.
4772 * recog.c (split_all_insns): Do not update BB boundaries;
4773 Do not call compute_bb_for_insn.
4774 (peephole2_optimize): Do not update BB boundaries.
4775 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4777 (emit_swap_insn): Likewise.
4778 (convert_regs_1): Likewise.
4779 * reload1.c (reload): Call compute_bb_for_insn.
4780 * rtl.h (reorder_insns_nobb): Declare.
4781 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4782 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4783 at places CFG is invalidated; do not call compute_bb_for_insn.
4785 * cfg.c (expunge_block): Invalidate BB structure.
4787 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
4790 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
4792 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4794 * cpphash.h (_cpp_lex_token): Update prototype.
4795 * cpplex.c (_cpp_lex_token): New prototype.
4796 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
4797 lex_macro_node, read_flag, do_pragma_poison): Update.
4798 * cppmacro.c (cpp_get_token, parse_params,
4799 lex_expansion_token): Update.
4801 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4803 * cppmain.c (scan_translation_unit): Don't worry about
4804 putting a space after hashes.
4805 * cpplib.c (directive_diagnostics): New.
4806 (_cpp_handle_directive): Update to use directive_diagnostics.
4807 (run_directive): Don't toggle prevent_expansion.
4808 (do_line): Backup in case of the line extension.
4809 * cpplib.h (cpp_lexer_pos): Remove.
4810 * cppmacro.c (_cpp_create_definition): Precede a leading #
4813 2001-09-15 Richard Henderson <rth@redhat.com>
4815 * c-typeck.c (comptypes): Handle zero-length arrays properly.
4817 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4819 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
4821 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4823 PR preprocessor/3571
4824 * tradcpp.c (handle_directive): Skip non-vertical space.
4826 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4828 * cppmain.c (setup_callbacks): Set line callback only
4829 if outputting preprocessed source.
4831 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4833 * collect2.c (main): Const-ification.
4834 * gcc.c (translate_options, process_command): Use xstrdup in
4835 lieu of xmalloc/strcpy.
4836 (main): Use concat in lieu of xmalloc/strcpy/strcat.
4838 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4840 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
4843 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4845 * scan-decls.c (scan_decls): Fix typo.
4847 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4849 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
4850 Split mlstring_pos into mls_line and mls_col.
4851 * cppinit.c (cpp_create_reader): Initialize line to 1.
4852 (cpp_destroy): Free tokenruns.
4853 (push_include): Don't update lexer_pos.
4854 * cpplex.c (unterminated, parse_string): Update.
4855 (lex_token): Don't update lexer_pos, update.
4856 * cpplib.c (if_stack): Save line instead of line + col.
4857 (start_directive, _cpp_do__Pragma, do_else, do_elif,
4858 push_conditional, _cpp_pop_buffer): Update.
4859 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
4860 (_cpp_create_definition): Update.
4862 2001-09-15 Eric Christopher <echristo@redhat.com>
4864 * config/mips/abi64.h: Add support for MEABI.
4866 2001-09-15 Eric Christopher <echristo@redhat.com>
4868 * config/mips/mips.md: Add unspec #2.
4870 (reload_outdi): Ditto.
4871 (reload_outsi): Ditto.
4874 2001-09-15 Eric Christopher <echristo@redhat.com>
4875 Jason Eckhardt <jle@redhat.com>
4877 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
4878 * config/mips/isa32-linux.h: New file.
4879 * config/mips/isa3264.h: Ditto.
4880 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
4881 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
4882 (output_block_mode): Support MEABI.
4883 (function_arg): Ditto. Fix floating point arg passing.
4884 (mips_va_start): Ditto.
4885 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
4887 (mips_asm_file_start): Add new section to pass abi to gdb.
4888 (function_arg_pass_by_reference): Support MEABI.
4889 (mips_parse_cpu): Support mips32 and mips64 processors.
4890 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
4891 TARGET_MIPS5KC. Support isa32 and isa64.
4892 (processor_type): Add r4kc, r5kc, r20kc.
4893 (GENERATE_MULT3_SI): New.
4894 (GENERATE_MULT3_DI): Ditto.
4895 (GENERATE_MULT3): Remove.
4896 (ISA_HAS_64BIT_REGS): Add isa == 64.
4897 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
4898 (ISA_HAS_MADD_MSUB): New.
4899 (ISA_HAS_CLZ_CLO): Ditto.
4900 (ISA_HAS_DCLZ_DCLO): Ditto.
4901 (ABI_GAS_ASM_SPEC): New.
4902 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
4905 (SUBTARGET_CC1_SPEC): Ditto.
4906 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
4907 (PAD_VARARGS_DOWN): Support MEABI.
4908 (HARD_REGNO_NREGS): Move to mips.c.
4909 (ASM_OUTPUT_IDENT): Add #undef.
4910 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
4911 (mulsi3): Use GENERATE_MULT3_SI.
4912 (mulsi3_mult3): Ditto. Support mips32, mips64.
4913 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
4914 (mul_sub_si): New pattern.
4915 (unnamed splitters): New.
4916 (muldi3): Use GENERATE_MULT3_DI.
4917 (muldi3_internal2): Ditto.
4918 (movdicc): Support mips32.
4919 * config/mips/t-isa3264: New file.
4921 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
4923 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
4924 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
4925 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
4927 * reorg.c (fill_slots_from_thread): After call to
4928 steal_delay_list_from_target, update own_thread as new_thread may
4931 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
4933 * cpperror.c (print_location): Take line and column, for
4934 default positioning use the previously lexed token.
4935 (_cpp_begin_message): Take line and column.
4936 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
4937 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
4938 * cpphash.h (_cpp_begin_message): Update prototype.
4939 * cppinit.c (push_include): Don't set output line.
4940 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
4941 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
4942 (do_pragma): Kludge for front ends. Don't expand macros at all.
4943 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
4944 (struct cpp_token): Remove output_line.
4945 (struct cpp_callbacks): New member line_change.
4946 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
4947 cpp_get_token): Preserve BOL flag.
4948 (cpp_get_line): Remove.
4949 (_cpp_backup_tokens): Remove useless abort().
4950 * cppmain.c (cb_line_change): New.
4951 (scan_translation_unit): Don't worry about starting new lines here.
4952 * scan-decls.c (scan_decls): Update.
4953 * c-lex.c (c_lex, init_c_lex): Update.
4954 (cb_line_change, src_lineno): New.
4956 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
4958 * tree.c (append_random_chars): Generate the random
4959 characters in a reproducable fashion.
4961 2001-09-14 Richard Henderson <rth@redhat.com>
4963 * config/i386/i386.c (internal_label_prefix): New.
4964 (internal_label_prefix_len): New.
4965 (override_options): Set them.
4966 (local_symbolic_operand): New.
4967 (legitimate_pic_address_disp_p): Use it.
4968 (legitimize_pic_address): Likewise.
4970 2001-09-14 Marc Espie <espie@openbsd.org>
4972 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
4975 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4977 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
4978 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
4980 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
4982 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
4983 invocation of SUBREG_REGNO_OFFSET.
4985 * haifa-sched.c: Fix typo in FSF copyright statement.
4986 * sched-deps.c: Fix typo in FSF copyright statement.
4987 * sched-ebb.c: Fix typo in FSF copyright statement.
4988 * sched-rgn.c: Fix typo in FSF copyright statement.
4989 * sched-vis.c: Fix typo in FSF copyright statement.
4991 * config.gcc: Move inclusion of arm elf specific header files
4992 from the files themselves into the tm_file variable. Make
4993 sure that elfos.h is included before target specific elf
4995 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
4997 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
4998 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
4999 ASM_OUTPUT_CASE_LABEL): Protect definition.
5000 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
5001 not already defined.
5002 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
5003 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
5004 Remove duplicate definition.
5005 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
5006 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
5007 (RDATA_SECTION_FUNCTION): Remove redundant definition.
5008 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
5009 Remove inclusion of arm/elf.h.
5010 * config/arm/unknown-elf.h: as for conix-elf.h.
5011 (STARTFILE_SPEC): Include crti.o and crtn.o.
5012 * config/arm/linux-elf.h: as for conix-elf.h.
5013 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
5014 * config/arm/strongarm-elf.h: Remove inclusion of
5016 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
5017 * config/arm/unknown-elf-oabi.h: Remove inclusion of
5018 unknown-elf.h and elf.h.
5019 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
5020 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
5021 ASM_WEAKEN_LABEL): Remove redundant definition.
5022 * config/arm/elf.h: Test for inclusion of elfos.h
5023 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
5024 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
5025 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
5026 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
5027 redundant definition.
5028 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
5029 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
5030 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
5031 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
5032 Add rules to build crti.o and crtn.o
5033 * crti.asm: New file.
5034 * crtn.asm: New file.
5036 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
5038 * c-parse.in (_yylex): Use _cpp_backup_tokens.
5039 * cpphash.h (struct tokenrun): Add prev.
5040 (struct lexer_state): Remove bol.
5041 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
5042 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
5044 * cppinit.c (cpp_create_reader): Don't set bol.
5045 (cpp_destroy): Don't free lookaheads.
5046 * cpplex.c (lex_directive): Remove.
5047 (next_tokenrun): Update.
5048 (_cpp_lex_token): Clean up logic.
5049 (lex_token): Update to return a pointer to lexed token, since it
5050 can move to the start of the buffer. Simpify newline handling.
5051 * cpplib.c (SEEN_EOL): Update.
5052 (skip_rest_of_line): Remove lookahead stuff.
5053 (end_directive): Line numbers are already incremented. Revert
5054 to start of lexed token buffer if we can.
5055 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
5056 parse_answer): Use _cpp_backup_tokens.
5057 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
5058 instead. Don't check for EOL.
5059 (do_include_common, do_line, do_pragma_system_header): Use
5061 * cpplib.h (BOL, _cpp_backup_tokens): New.
5062 * cppmacro.c (save_lookahead_token, take_lookahead_token,
5063 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
5064 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
5065 (builtin_macro): Don't use cpp_get_line.
5066 (cpp_get_line): Short term kludge.
5067 (parse_arg): Handle directives in arguments here. Back up when
5068 appropriate. Store EOF at end of argument list.
5069 (funlike_invocation_p): Use _cpp_backup_tokens.
5070 (push_arg_context): Account for EOF at end of list.
5071 (cpp_get_token): Remove lookahead stuff. Update.
5073 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5075 * c-parse.in (yyerror): Const-ification and/or static-ization.
5076 * c-typeck.c (push_member_name): Likewise.
5077 * collect2.c (main): Likewise.
5078 * dbxout.c (dbxout_parms): Likewise.
5079 * diagnostic.c (format_with_decl): Likewise.
5080 * dwarf2out.c (output_ranges): Likewise.
5081 * dwarfout.c (fundamental_type_code): Likewise.
5082 * except.c (dw2_output_call_site_table): Likewise.
5083 * gcc.c (do_spec_1): Likewise.
5084 * genopinit.c (optabs): Likewise.
5085 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
5086 gen_declaration_1, handle_impent): Likewise.
5087 * protoize.c (default_include, in_system_include_dir, abspath):
5089 * sched-vis.c (visualize_stall_cycles): Likewise.
5090 * sdbout.c (plain_type_1, sdbout_end_function,
5091 sdbout_end_epilogue): Likewise.
5092 * varasm.c (decode_reg_name): Likewise.
5094 * 1750a.c (mod_regno_adjust): Likewise.
5095 * alpha.c (alpha_write_one_linkage,
5096 unicosmk_output_default_externs): Likewise.
5097 * arm.c (arm_condition_codes): Likewise.
5098 * arm.h (arm_condition_codes): Likewise.
5099 * avr.c (output_movsisf, encode_section_info): Likewise.
5100 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
5102 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5103 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5104 * m88k.c (output_function_profiler): Likewise.
5105 * mips.c (mips_output_conditional_branch): Likewise.
5106 * ns32k.c (ns32k_out_reg_names): Likewise.
5107 * ns32k.h (ns32k_out_reg_names): Likewise.
5108 * pj.c (pj_output_rval): Likewise.
5109 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
5110 * sparc.c (sparc_flat_function_prologue,
5111 sparc_flat_function_epilogue): Likewise.
5113 2001-09-13 Markus Werle <numerical.simulation@web.de>
5114 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5116 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
5117 Aachen University of Technology".
5119 2001-09-13 Andreas Schwab <schwab@suse.de>
5121 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
5124 2001-09-13 Richard Henderson <rth@redhat.com>
5126 * config/alpha/alpha.c (small_symbolic_operand): New.
5127 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
5128 (some_operand, input_operand): Don't handle HIGH.
5129 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
5130 (alpha_expand_mov): Likewise.
5131 (print_operand) [H]: Just print HIGH symbol.
5132 (print_operand_address): Handle small data.
5133 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
5134 (TARGET_SWITCHES): Add -msmall-data/large-data.
5135 (PIC_OFFSET_TABLE_REGNUM): New.
5136 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
5137 (PREDICATE_COES): Update.
5138 * config/alpha/alpha.md (adddi_er_high): New.
5139 (adddi_er_low): Handle small data.
5140 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
5141 prefer .sdata to .rodata.
5142 (SELECT_RTX_SECTION): Likewise.
5144 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
5146 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
5147 defining __size_t and leaving size_t undefined.
5149 2001-09-12 Diego Novillo <dnovillo@redhat.com>
5151 * basic-block.h (expunge_block): Declare.
5152 * cfg.c (expunge_block): Remove static declaration.
5154 2001-09-12 Richard Henderson <rth@redhat.com>
5156 * integrate.c (copy_insn_list): Copy label name from
5157 NOTE_INSN_DELETED_LABEL.
5159 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5161 * c-common.c (c_tree_code_name): Const-ification.
5162 * c-decl.c (c_decode_option): Likewise.
5163 * c-typeck.c (warn_for_assignment): Likewise.
5164 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
5166 * cppinit.c (output_deps): Likewise.
5167 * dependence.c (dependence_string, direction_string): Likewise.
5168 * dwarf2out.c (output_ranges): Likewise.
5169 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
5170 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
5171 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
5172 standard_startfile_prefix, standard_startfile_prefix_1,
5173 standard_startfile_prefix_2, tooldir_base_prefix,
5174 standard_bindir_prefix, find_a_file): Likewise.
5175 * genattrtab.c (make_length_attrs): Likewise.
5176 * gencheck.c (tree_codes): Likewise.
5177 * genemit.c (gen_split): Likewise.
5178 * genrecog.c (special_mode_pred_table): Likewise.
5179 * graph.c (graph_ext): Likewise.
5180 * protoize (default_include): Likewise.
5181 * reload.c (reload_when_needed_name): Likewise.
5182 * sched-vis.c (visualize_stall_cycles): Likewise.
5183 * tlink.c (recompile_files): Likewise.
5184 * toplev.c (decode_g_option): Likewise.
5185 * tradcpp.c (output_deps): Likewise.
5186 * varasm.c (decode_reg_name): Likewise.
5188 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
5191 * avr.c (avr_regnames, encode_section_info): Likewise.
5192 * c4x.c (float_reg_names): Likewise.
5193 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
5194 * elfos.h (const_section): Likewise.
5195 * i386.c (ix86_comp_type_attributes): Likewise.
5196 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
5197 * ia64/aix.h (UNIQUE_SECTION): Likewise.
5198 * ia64.c (type_names): Likewise.
5199 * m68hc11.c (reg_class_names): Likewise.
5200 * m88k.c (m_options): Likewise.
5201 * mips.c (mips_output_conditional_branch, mips_unique_section):
5203 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5204 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
5205 ultra_code_names): Likewise.
5206 * sparc.h (OVERRIDE_OPTIONS): Likewise.
5208 2001-09-12 Jakub Jelinek <jakub@redhat.com>
5210 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
5211 Use --fatal-warnings option for gas.
5212 * configure: Rebuilt.
5214 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5216 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
5218 2001-09-11 Jim Wilson <wilson@redhat.com>
5220 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
5222 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5224 * builtins.c (c_strlen): Treat an offset too large for a
5225 HOST_WIDE_INT as out of range.
5227 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
5229 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
5230 (EDGE_CRITICAL_P): New predicate.
5231 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
5233 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
5234 (dump_edge_info): Remove "crit".
5235 * cfganal.c (mark_critical_edges): Kill.
5236 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
5237 * cfgcleanup.c (cleanup_cfg): Likewise.
5238 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
5239 (find_spanning_tree): Likewise.
5240 * reg-stack.c (convert_regs_1): Likewise.
5241 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
5243 * basic-block.h (create_basic_block_structure): New.
5244 (create_basic_block): Update prototype.
5245 (force_nonfallthru): New.
5246 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
5247 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
5248 handle updating of block_for_insn, creating of empty BBs and BBs at
5249 the end of INSN chain.
5250 (create_basic_block): New function.
5251 (split_block): Use create_basic_block.
5252 (force_nonfallthru_and_redirect): Break out from ...; cleanup
5253 (redirect_edge_and_branch_force): ... here.
5254 (force_nonfallthru): New.
5255 (split_edge): Rewrite to use force_nonfallthru and create_block.
5256 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
5257 (find_basic_blocks): Free basic_block_for_insn.
5258 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
5260 * cfg.c: Fix formating.
5261 * cfgcleanup.c: Fix formating.
5262 (merge_blocks, tail_recursion_label_p): Return bool.
5263 (merge_blocks_move_predecessor_nojumps,
5264 merge_blocks_move_successor_nojumps): Return void.
5266 2001-09-11 Jakub Jelinek <jakub@redhat.com>
5268 * configure.in: Check whether assembler supports section merging.
5269 * config.in: Rebuilt.
5270 * configure: Rebuilt.
5271 * varasm.c (variable_section, output_constant_pool): Pass alignment
5272 to SELECT_SECTION and SELECT_RTX_SECTION.
5273 (mergeable_string_section): New.
5274 (mergeable_constant_section): New.
5275 (default_elf_asm_named_section): Output SECTION_MERGE and
5276 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5277 * output.h (mergeable_string_section): New.
5278 (mergeable_constant_section): New.
5279 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
5280 * toplev.c (flag_merge_constants): New.
5281 (f_options): Add -fmerge-constants and -fmerge-all-constants
5283 (toplev_main): Default to -fno-merge-constants if not optimizing.
5284 * flags.h (flag_merge_constants): Add extern.
5285 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
5286 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
5288 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
5289 Define if assembler has working .subsection -1 support.
5290 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
5291 Put constant into special SHF_MERGE sections if the linker should
5292 attempt to merge duplicates.
5293 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
5295 Put constant into special SHF_MERGE sections if the linker should
5296 attempt to merge duplicates.
5297 * config/alpha/elf.h: Likewise.
5298 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
5299 has working .subsection -1 support.
5300 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
5302 * config/svr3.h: Likewise.
5303 * config/darwin.h: Likewise.
5304 * config/arm/aof.h: Likewise.
5305 * config/arm/linux-elf.h: Likewise.
5306 * config/avr/avr.h: Likewise.
5307 * config/c4x/c4x.h: Likewise.
5308 * config/d30v/d30v.h: Likewise.
5309 * config/i386/dgux.h: Likewise.
5310 * config/i386/osfrose.h: Likewise.
5311 * config/i386/sco5.h: Likewise.
5312 * config/i386/svr3gas.h: Likewise.
5313 * config/ia64/aix.h: Likewise.
5314 * config/m32r/m32r.h: Likewise.
5315 * config/m68k/m68k.h: Likewise.
5316 * config/m88k/dgux.h: Likewise.
5317 * config/m88k/m88k.h: Likewise.
5318 * config/mcore/mcore-pe.h: Likewise.
5319 * config/mips/mips.h: Likewise.
5320 * config/pa/pa.h: Likewise.
5321 * config/pa/pa-linux.h: Likewise.
5322 * config/romp/romp.h: Likewise.
5323 * config/rs6000/sysv4.h: Likewise.
5324 * config/rs6000/xcoff.h: Likewise.
5325 * config/s390/linux.h: Likewise.
5326 * config/sparc/sparc.h: Likewise.
5327 * config/sparc/sysv4.h: Likewise.
5328 * config/stormy16/stormy16.h: Likewise.
5329 * config/v850/v850.h: Likewise.
5330 * config/vax/vms.h: Likewise.
5331 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
5332 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5333 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
5334 default_elf_asm_named_section for SHF_MERGE sections.
5336 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5338 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
5341 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
5343 * c-common.c (split_specs_attrs): Allow for empty attributes with
5344 empty TREE_PURPOSE. Fixes PR c/4294.
5346 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
5348 * basic-block.h (cached_make_edge, make_single_succ): New.
5349 (make_edge): Remove first parameter.
5350 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5351 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5352 created edge; use obstack allocation.
5353 (make_edge, make_single_succ_edge): New.
5354 (first_removed_edge): New static variable.
5355 (init_flow): Initialize first_removed_edge and n_edges.
5356 (clear_edges): Use remove_edge.
5357 (flow_delete_block): Likewise.
5358 (remove_edge): Add removed edges to the removed edges list.
5359 (split_block, redirect_edge_and_branch_force, split_edge):
5361 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5362 (add_noreturn_fake_exit_edges): Likewise.
5363 (connect_infinite_loops_to_exit): Liekwise.
5364 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5365 Use cached_make_edge.
5366 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5367 * profile.c (branch_prob): Update make_edge call.
5368 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5370 2001-09-11 Richard Henderson <rth@redhat.com>
5372 * config/alpha/alpha.c: Tidy formatting.
5373 (local_symbolic_operand): Verify mode.
5374 (alpha_sa_mask): Ignore unicos for eh_return.
5375 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5376 * config/alpha/alpha.md (umk divsi patterns): Remove.
5377 (extendsfdf2): Remove unicos check.
5378 (tablejump): Merge vms and unicos code; always use direct set
5381 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5383 * config.gcc (alpha*-*-unicosmk*): New target.
5385 * config/alpha/alpha-protos.h (symbolic_operand,
5386 unicosmk_add_call_info_word, unicosmk_add_extern,
5387 unicosmk_defer_case_vector, unicosmk_unique_section,
5388 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5389 unicosmk_asm_file_start, unicosmk_asm_file_end,
5390 unicosmk_output_common): Declare.
5392 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5393 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5394 alpha_does_function_need_gp, alpha_end_function): Support Cray
5396 (alpha_init_machine_status, alpha_mark_machine_status,
5397 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5398 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5399 unicosmk_asm_named_section, unicosmk_insert_attributes,
5400 unicosmk_section_type_flags, symbolic_operand,
5401 unicosmk_output_module_name, unicosmk_output_default_externs,
5402 unicosmk_output_dex, unicosmk_output_externs,
5403 unicosmk_output_addr_vec, unicosmk_ssib_name,
5404 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5405 unicosmk_asm_file_end, unicosmk_output_common,
5406 unicosmk_section_type_flags, unicosmk_unique_section,
5407 unicosmk_add_call_info_word, unicosmk_text_section,
5408 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5409 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5410 unicosmk_dex_count, unicosmk_special_name): New.
5411 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5412 TARGET_ABI_UNICOSMK.
5413 (get_aligned_mem, alpha_expand_unaligned_load,
5414 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5415 alpha_expand_unaligned_store_words): Support big-endian mode.
5416 (print_operand): Likewise. New format specifier 't'. Use
5417 TARGET_AS_SLASH_BEFORE_SUFFIX.
5418 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5419 (alpha_pv_save_size): Update with above change.
5420 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5421 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5424 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5425 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5426 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5427 (EXTRA_CONSTRAINT): New constraint 'U'.
5428 (PREDICATE_CODES): Add symbolic_operand.
5430 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5431 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5432 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5433 (integer division and modulus patterns): Split in default and
5435 (*divmodsi_internal, *divmoddi_internal): Disable for
5436 TARGET_ABI_UNICOSMK.
5437 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5438 little-endian and big-endian versions.
5439 (ext, ins, msk): Likewise.
5440 (extv, extzv, insv): Support big-endian mode.
5441 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5442 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5443 *tablejump_umk_internal, *call_value_umk): New.
5444 (*movdi_nofix): Add pattern for loading an address into a register on
5445 TARGET_ABI_UNICOSMK.
5446 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5447 (umk_mismatch_args, arg_home_umk): New.
5448 (various insns): Don't use mov, fmov, nop, fnop and unop.
5449 (realign): Support TARGET_ABI_UNICOSMK.
5451 * config/alpha/unicosmk.h: New file.
5452 * config/alpha/t-unicosmk: New file.
5454 * fixinc/inclhack.def (unicosmk_restrict): New.
5455 * fixinc/fixincl.x: Regenerate.
5457 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5458 (wchar_t): Check for and define __WCHAR_T__.
5460 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5462 * combine.c (simplify_shift_const): Treat shifts by the mode
5465 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5467 * cpphash.h (struct tokenrun): New.
5468 (struct cpp_context): New member bol.
5469 (struct cpp_reader): New members.
5470 (_cpp_init_tokenrun): New.
5471 * cppinit.c (cpp_create_reader): Set up the token runs.
5472 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5473 (lex_token): New internalised version of _cpp_lex_token. Don't
5474 handle directives or the multiple include opimisation here any
5475 more. Simply lex a token.
5476 * cpplib.c (run_directive): Clear bol.
5477 (_cpp_pop_buffer): Set bol.
5478 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5481 2001-09-11 Michael Meissner <meissner@redhat.com>
5483 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5484 give an error if the user uses -mfp32.
5485 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5487 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5488 floating point register size.
5489 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5491 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5492 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5494 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5495 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5497 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5499 * dbxout.c (dbxout_parms): Fix typo in comment.
5500 * unroll.c (loop_find_equiv_value): Ditto.
5501 * toplev.c (rest_of_compilation): Ditto.
5502 * loop.c (scan_loop): Ditto.
5503 * dwarf2out.c (struct dw_fde_struct): Ditto.
5505 2001-09-10 Zack Weinberg <zackw@panix.com>
5507 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5508 copying identifier when we're just going to throw it away.
5509 (parse_identifier_slow): New routine to handle abnormal cases.
5510 (_cpp_lex_token): Update call site.
5512 * hashtable.c (ht_lookup): Don't assume that the string we've
5513 been given is NUL-terminated.
5514 * system.h: #define __builtin_expect(a, b) to (a) if not
5517 2001-09-10 Michael Meissner <meissner@redhat.com>
5519 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5522 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5524 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5526 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5528 * builtins.c (c_getstr): Correct thinko in last change and further
5531 2001-09-10 Tim Freeman <tim@fungibole.com>
5533 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5534 into varray's and register them as roots with the garbage
5535 collector so they are not collected too soon.
5537 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5539 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5541 * basic-block.h (flow_obstack, label_value_list,
5542 tail_recursion_label_list): Declare
5543 (tidy_fallthru_edges): Declare.
5544 (expunge_block, last_loop_beg_note): Delete.
5545 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5547 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5548 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5549 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5550 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5551 expunge_block, flow_delete_block, compute_bb_for_insn,
5552 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5553 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5554 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5555 try_redirect_by_replacing_jump, last_loop_beg_note,
5556 redirect_edge_and_branch, redirect_edge_and_branch_force,
5557 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5558 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5559 commit_edge_insertions, dump_flow_info, debug_flow_info,
5560 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5561 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5562 Move here from flow.c
5563 * cfganal.c: New file.
5564 (forwarder_block_p, can_fallthru, mark_critical_edges,
5565 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5566 find_unreachable_blocks, create_edge_list, free_edge_list,
5567 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5568 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5569 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5570 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5571 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5572 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5573 Move here from flow.c
5574 * cfgbuild.c: New file
5575 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5576 make_edges, find_basic_blocks_1, find_basic_blocks,
5577 find_sub_basic_blocks): Move here from flow.c
5578 * cfgcleanup.c: New file.
5579 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5580 merge_blocks_move_predecessor_nojumps,
5581 merge_blocks_move_successor_nojumps, merge_blocks,
5582 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5583 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5584 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5586 * cfgloop.c: New file
5587 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5588 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5589 flow_loop_exit_edges_find, flow_loop_nodes_find,
5590 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5591 flow_loop_tree_node_add, flow_loops_tree_build,
5592 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5593 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5594 Move here from flow.c
5595 * flow.c: Remove everything moved elsewhere
5596 * output.h (cleanup_cfg): Return bool.
5598 * bb-reorder.c (reorder_block_def): Remove 'index'.
5599 (insert_intra_1): Add argument BB, set block for new note.
5600 (make_reorder_chain): Do not depdent on BB indexes.
5601 (make_reorder_chain_1): Do not use BB indexes.
5602 (label_for_bb): Likewise; set BB for new insn.
5603 (emit_jump_to_block_after): Likewise.
5604 (fixup_reoder_chain): Sanity check that all basic blocks
5605 are chained; verify newly created insn chain; remove
5606 undocnitional jump simplifying; Do not use BB indexes;
5607 properly initialize count and frequency information;
5608 dump reordered sequence.
5609 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5610 (insert_inter_bb_scope_notes): Set block for new insn.
5611 (reorder_basic_blocks): Dump flow info before reoredering.
5613 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5615 * alias.c (clear_reg_alias_info): Use K&R format definition.
5616 Avoid unsigned warning.
5617 * builtins.c: Use "unsigned int", not "unsigned".
5618 (target_char_cast): Use host_integerp and tree_low_cst.
5619 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5620 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5621 (c_getstr): Likewise.
5622 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5623 (builtin_memcpy_read_str): Avoid unsigned warning.
5624 (expand_builtin_memcpy): Alignments are unsigned.
5625 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5626 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5627 * predict.c (expensive_function_p): LIMIT now unsigned.
5628 * resource.c (mark_target_live_regs): Make some vars unsigned.
5629 * sdbout.c: Use "unsigned int", not "unsigned".
5630 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5631 (sdbout_source_line): Likewise.
5632 (sdbout_record_type_name): Remove "const" for NAME declaration.
5633 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5635 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5637 * calls.c (store_one_arg): Expand comment.
5639 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5641 * calls.c (store_one_arg): Make sure that the entire argument is
5642 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5644 2001-09-09 Richard Henderson <rth@redhat.com>
5646 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5648 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5650 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5652 2001-09-09 Richard Henderson <rth@redhat.com>
5654 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5655 (alpha_this_literal_sequence_number): New.
5656 (alpha_this_gpdisp_sequence_number): New.
5657 (some_operand, input_operand): Add HIGH.
5658 (local_symbolic_operand): New.
5659 (alpha_encode_section_info): New.
5660 (alpha_legitimate_address_p): Allow LO_SUM.
5661 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5662 (alpha_expand_mov): Likewise.
5663 (secondary_reload_class): Check memory_operand not general_operand
5665 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5666 (alpha_expand_unaligned_store): Likewise.
5667 (alpha_expand_unaligned_load_words): Likewise.
5668 (alpha_expand_unaligned_store_words): Likewise.
5669 (alpha_expand_block_clear): Likewise.
5670 (print_operand): Handle %#, %*, %H.
5671 (print_operand_address): Handle LO_SUM.
5673 (alpha_does_function_need_gp): Use it.
5674 (alpha_expand_block_move): Fix signed compare warnings.
5675 (alpha_sa_mask, alpha_align_insns): Likewise.
5676 * config/alpha/alpha-protos.h: Update.
5677 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5678 (MASK_EXPLICIT_RELOCS): New.
5679 (TARGET_SWITCHES): Add -mexplicit-relocs.
5680 (EXTRA_CONSTRAINT): Add 'T'.
5681 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5682 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5683 (ENCODE_SECTION_INFO): Out line.
5684 (REDO_SECTION_INFO_P): New.
5685 (STRIP_NAME_ENCODING): New.
5686 (ASM_OUTPUT_LABELREF): New.
5687 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5688 (PREDICATE_CODES): Update.
5689 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5690 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5691 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5692 builtin_setjmp_receiver_er, exception_receiver_1_er,
5693 call_value_osf_1_er): New patterns.
5694 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5695 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5696 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5697 (FINAL_PRESCAN_INSN): New.
5699 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5701 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5703 2001-09-08 Andreas Jaeger <aj@suse.de>
5705 * i386.h (TARGET_SWITCHES): Fix description.
5707 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5709 * rs6000.c (num_insns_constant): Compute number of instructions
5712 * doc/install.texi: Explain AIX exception handling work-around.
5713 Update URL for AIX fixes.
5715 2001-09-07 Jim Wilson <wilson@redhat.com>
5717 * alias.c (clear_reg_alias_info): New.
5718 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5719 * rtl.h (clear_reg_alias_info): Declare.
5721 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5723 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5725 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5726 (m16m,edivm,emulm): Change declaration to match definition.
5728 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5730 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5731 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5734 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5736 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5737 which have no corresponding C type.
5738 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5739 the representation of 64-bit doubles to work with 64-bit ints.
5741 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5743 * config/mips/mips.c (override_options): Do not override ISA when ABI
5744 specified if MIPS_CPU_STRING_DEFAULT was specified.
5746 2001-09-07 Richard Henderson <rth@redhat.com>
5748 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5749 (express_from_1): Wrap lines.
5750 * rtlanal.c (commutative_operand_precedence): Rename from
5751 operand_preference; export.
5752 * rtl.h: Declare it.
5753 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5754 (simplify_binary_operation): Invoke simplify_plus_minus on
5755 (CONST (PLUS ...)) as well.
5756 (struct simplify_plus_minus_op_data): New.
5757 (simplify_plus_minus_op_data_cmp): New.
5758 (simplify_plus_minus): Use them. Avoid infinite recursion with
5759 simplify_binary_operation wrt CONST.
5761 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5763 * h8300-protos.h (general_operand_dst_push): Remove.
5764 * h8300.c (general_operand_dst_push): Likewise.
5765 * h8300.h (OK_FOR_T): Likewise.
5766 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5767 * h8300.md (pushqi_h8300): New.
5768 (pushqi_h8300hs): Likewise.
5770 (pushhi_h8300): Likewise.
5771 (pushhi_h8300hs): Likewise.
5774 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5776 * genattrtab.c (attr_printf): First arg is unsigned.
5777 Clean up formatting of callers.
5779 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5781 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5784 2001-09-07 Andreas Jaeger <aj@suse.de>
5786 * i386.h (TARGET_SWITCHES): Fix descriptions.
5788 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5790 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
5792 2001-09-06 Ira Ruben <ira@apple.com>
5794 Remove OP_IDENTIFIER.
5795 * tree.def (OP_IDENTIFIER): Remove.
5796 * tree.c (tree_node_kind enum): Remove op_id_kind.
5797 (tree_node_kind_names): Remove "op_identifiers".
5798 (make_node): Remove OP_IDENTIFIER test.
5799 (build_op_identifier): Removed because it isn't being used.
5800 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
5801 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
5803 2001-09-06 Richard Henderson <rth@redhat.com>
5805 * simplify-rtx.c (simplify_binary_operation): Revert last change.
5807 2001-09-06 Richard Henderson <rth@redhat.com>
5809 * simplify-rtx.c (simplify_binary_operation): Simplify contents
5812 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5814 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
5815 number used for CR register.
5817 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5818 Joern Rennecke (amylaar@cygnus.com)
5820 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
5821 * h8300.c (initial_offset): Handle offset between RP and FP.
5822 (h8300_return_addr_rtx): New function.
5823 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
5825 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
5826 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5827 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
5828 (CAN_ELIMINATE, REGISTER_NAMES):
5829 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
5831 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
5833 Remove TYPE_NONCOPIED_PARTS.
5834 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
5835 (struct tree_type): Remove noncopied_parts.
5836 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
5837 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
5838 (fixed_type_p): Remove.
5839 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
5840 (expand_expr, MODIFY_EXPR): Likewise.
5841 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
5842 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
5844 2001-09-06 Alan Modra <amodra@bigpond.net.au>
5846 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
5848 (mask64_operand): Likewise.
5849 (includes_rldic_lshift_p): Likewise.
5850 (includes_rldicr_lshift_p): Likewise.
5852 2001-09-05 Ziemowit Laski <zlaski@apple.com>
5854 * objc/objc-act.c (build_message_expr): If a class method cannot
5855 be found, do not issue a warning if a corresponding instance
5856 method exists in the root class.
5858 2001-09-05 Richard Henderson <rth@redhat.com>
5860 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
5862 2001-09-05 Zack Weinberg <zack@codesourcery.com>
5864 * function.c (ggc_mark_struct_function): Mark f->outer.
5865 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
5866 * integrate.c (output_inline_function): ... not here.
5868 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5870 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
5872 * i386.c (size_cost): New static variable.
5873 (override_function): Use size_cost when -Os is specified.
5875 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
5876 properly; Use current_function_calls_eh_return.
5877 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
5878 use leave to avoid dependency chain.
5880 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
5881 get BB loop_depth instead of computing it from LOOP notes.
5883 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
5885 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5887 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5888 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5889 UNALIGNED_DOUBLE_INT_ASM_OP): Define
5891 2001-09-05 Jeffrey A Law (law@cygnus.com)
5892 Jason Merrill (jason@redhat.com)
5894 * stor-layout.c (layout_type): Complain if an array's size can
5895 not be represented in a size_t.
5897 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
5899 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
5901 * gcc.c: (process_command) Add parentheses around assignment
5902 used as truth value.
5904 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5906 * config/mips/mips.c (save_restore_insns): Don't mark any register
5907 save slots as unchanging if current_function_calls_eh_return.
5909 2001-09-05 Richard Henderson <rth@redhat.com>
5911 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
5912 * config/alpha/alpha-protos.h: Declare it.
5913 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
5914 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
5915 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
5916 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
5917 (REG_OK_FOR_BASE_P): Select one of the above.
5919 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5921 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
5922 (crti.o): Prefix name of object file with $(T).
5925 2001-09-05 David S. Miller <davem@redhat.com>
5927 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5928 * config/sparc/linux64.h: Likewise.
5930 2001-09-05 Andreas Jaeger <aj@suse.de>
5932 * doc/invoke.texi (i386 Options): -mwide-multiply is not
5933 available anymore, remove the documentation.
5934 (i386 Options): Fix typo, cleanup index entries.
5936 * prefix.c (concat): Remove, we can use the version from liberty.
5938 2001-09-05 Richard Henderson <rth@redhat.com>
5940 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
5941 New functions split out of md file expanders.
5942 * config/alpha/alpha-protos.h: Declare them.
5943 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
5945 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
5947 * cppmacro.c (funlike_invocation_p): No need to restore context.
5949 2001-09-04 Richard Henderson <rth@redhat.com>
5951 * reload.c (push_reload): Export.
5952 * reload.h (push_reload): Declare it.
5954 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
5955 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5956 * config/alpha/alpha.c (alpha_legitimize_address): New.
5957 (alpha_legitimize_reload_address): Likewise.
5958 * config/alpha/alpha-protos.h: Declare them.
5960 2001-09-04 Stan Shebs <shebs@apple.com>
5962 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
5963 * config/darwin.c (machopic_stub_name): Account for internally
5964 generated lib calls such as memcpy.
5966 2001-09-04 Richard Henderson <rth@redhat.com>
5968 * unwind.h (_UA_END_OF_STACK): New flag.
5969 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
5971 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5973 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
5975 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
5977 * config/mips/mips.c (save_restore_insns): Change base_offset to
5978 fp_offset in second call to mips_emit_frame_related_store.
5980 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
5982 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
5983 sometimes be represented as a NOTE of type
5984 NOTE_INSN_DELETED_LABEL.
5985 (Insns): Document NOTE_INSN_DELETED_LABEL.
5987 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
5989 * c-common.h (tree_dump_index): Add more comments.
5990 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
5991 (dump_option_value_info): New struct.
5992 (dump_options): New array.
5993 (dump_switch_p): Parse switch options symbolically.
5994 * doc/invoke.texi (-fdump-ast): Rename to ...
5995 (-fdump-tree): ... here. Document that options are symbolic, and
5996 not all are applicable.
5998 2001-09-04 David S. Miller <davem@redhat.com>
6000 * config/sparc/sparc.md (define_splits): Kill constraints.
6002 Cleanup redundant and unused insn attributes.
6003 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
6004 binary, and move. Mark ialu as default.
6005 (commented out define_function_unit "alu"): Kill.
6006 (define_attr "use_clobbered"): Kill.
6007 (whole file): Kill address insn type references. Replace
6008 all unary/binary/move references with ialu.
6009 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
6010 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
6013 Simplify length insn attribute and make more judicious use
6014 of insn attribute defaulting.
6015 * config/sparc/sparc.md (all insns with length > one): Mark as
6016 insn type multi if real instructions, else use default if
6017 it is a forced splitter.
6018 (all insns with length == one): Use default insn length.
6019 (all insns of type ialu): Use default insn type.
6021 Fix erroneous insn attribute settings.
6022 (addx): Set insn type to misc.
6023 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
6024 const_umulsidi3_sp64): Set insn type to imul.
6026 Track SFmode vs DFmode insns according to UltraSPARC
6028 * config/sparc/sparc.md ("fptype"): New attribute, default
6030 (all DFmode single insns): Mark as fptype "double".
6032 2001-09-03 Jakub Jelinek <jakub@redhat.com>
6034 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
6036 2001-09-03 Richard Henderson <rth@redhat.com>
6038 * function.h (struct function): Add arg_pointer_save_area_init.
6039 * function.c (expand_function_end): Init arg_pointer_save_area.
6040 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
6041 when called from a nested function.
6043 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
6045 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
6048 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6050 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
6052 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
6054 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
6055 (emit_push_insn): Use specified padding direction when
6056 STACK_PUSH_CODE is POST_INC.
6058 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
6060 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6062 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
6064 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
6066 * cppinit.c (cpp_start_read): Free the imacros list as we
6067 traverse it. Don't free the chains before returning.
6068 (_cpp_push_next_buffer): Only try pushing buffers if we've
6069 completed -imacros handling.
6071 2001-08-31 Eric Christopher <echristo@redhat.com>
6073 * gcc.c (handle_braces): Add explaination for abort.
6075 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
6077 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
6078 move adjustment of bitpos instead.
6080 2001-08-31 Zack Weinberg <zack@codesourcery.com>
6082 * function.c: Remove all_functions. Make outer_function_chain
6084 (init_function_start): Don't add new function structure to
6086 (find_function_data, push_function_context_to,
6087 pop_function_context_from, put_var_into_stack,
6088 trampoline_address): Update for changed structure element names.
6089 (push_function_context_to): Disentangle.
6090 (free_after_compilation): Also free F.
6091 (expand_dummy_function_end): Don't free cfun here.
6092 (put_var_into_stack): Comment why we can't use find_function_data here.
6093 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
6094 (mark_function_chain): Split into maybe_mark_struct_function and
6095 ggc_mark_struct_function. Export the latter.
6096 (init_function_once): Mark from cfun and outer_function_chain;
6099 * function.h (struct function): Kill next_global. Rename next
6100 to outer. All users updated to match.
6101 (all_functions, outer_function_chain): Don't declare.
6103 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
6104 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
6105 don't touch f->inlinable, after calling rest_of_compilation.
6107 * tree.h: Forward-declare struct function. Prototype
6108 ggc_mark_struct_function.
6110 2001-08-31 Kazu Hirata <kazu@hxi.com>
6112 * config/h8300/h8300.md (*andorhi3): Fix typos.
6114 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6116 * calls.c (emit_library_call_value): Don't use a fixed
6117 argument after VA_CLOSE, i.e. out of scope in traditional C.
6119 * emit-rtl.c (gen_rtvec): Likewise.
6121 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6123 * Makefile.in (c-pragma.o): Depend on output.h.
6124 (reorg.o): Depend on except.h.
6126 * c-pragma.c: Include output.h.
6128 * reorg.c: Include except.h.
6130 * unwind-dw2.c: Call __builtin_alloca, not alloca.
6132 2001-08-31 Richard Henderson <rth@redhat.com>
6134 * sched-deps.c (add_dependence): Don't elide dependency if the
6135 conditional used by insn is modified in elem.
6137 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
6139 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
6141 2001-08-31 Diego Novillo <dnovillo@redhat.com>
6143 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
6146 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6148 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
6150 (stormy16_asm_out_constructor): New function.
6151 (TARGET_ASM_CONSTRUCTOR): Define.
6152 (TARGET_ASM_DESTRUCTOR): Define.
6154 2001-08-31 Andreas Jaeger <aj@suse.de>
6156 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
6157 * loop.c (add_label_notes): Likewise.
6158 * reload.c (find_reloads): Likewise.
6159 * config/sh/sh.c (machine_dependent_reorg): Likewise.
6161 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
6163 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
6164 code here. Take _Unwind_{W,Sw}ord*.
6165 (read_encoded_value_with_base): Use them.
6166 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
6168 (extract_cie_info): Simplify read_?leb128 handling.
6169 (execute_stack_op, execute_cfa_program): Likewise.
6170 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
6172 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6174 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
6175 the frame pointer to pop the stack if convenient.
6177 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
6178 Don't use post-increment before combine.
6179 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
6180 a call-saved register.
6182 2001-08-31 Andreas Jaeger <aj@suse.de>
6184 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
6187 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
6189 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
6190 not DIV/MOD, of course.
6192 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
6194 * rtl.def: Undo my patch commited 2001-08-27.
6196 * genattrtab.c: Ditto.
6200 * sched-int.h: Ditto.
6202 * target-def.h: Ditto.
6206 * haifa-sched.c: Ditto.
6208 * sched-rgn.c: Ditto.
6210 * sched-vis.c: Ditto.
6212 * Makefile.in: Ditto.
6214 * doc/md.texi: Ditto.
6216 * doc/tm.texi: Ditto.
6218 * doc/contrib.texi: Ditto.
6220 * doc/gcc.texi: Ditto.
6222 * genattrtab.h: Remove it.
6224 * genautomata.c: Remove it.
6226 * genattr.c: Undo my patch and Richard Henderson's patch commited
6229 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
6231 * config.gcc (h8300-*-elf*): New case.
6232 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
6233 (SUBTARGET_CPP_SPEC): Define.
6234 (EXTRA_SPECS): Define.
6235 (SUBTARGET_EXTRA_SPECS): Define.
6236 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
6237 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
6239 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
6241 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
6242 (LIB2FUNCS_EXTRA): Define.
6243 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
6244 config/h8300/fixunssfsi.c: New file.
6246 2001-08-30 Kazu Hirata <kazu@hxi.com>
6248 * config/h8300/h8300.md (zero_extendqihi2): Changes to
6249 define_expand to accommodate target-specific attributes.
6250 (anonymous zero_extendqihi2 patterns): New.
6252 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
6254 * h8300.md (*andorhi3): New pattern.
6256 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
6258 * h8300.c (dosize): Fix test for "sub".
6260 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
6262 * c-typeck.c (pointer_diff): Try to eliminate common term before
6265 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
6267 * config/arm/arm.c (arm_compute_initial_elimination_offset):
6268 Account for the saves of the FP registers.
6270 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
6271 (TEXT_SECTION_ASM_OP): Define.
6272 (INIT_SECTION_ASM_OP): Define.
6273 (FINI_SECTION_ASM_OP): Define.
6274 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
6275 (RDATA_SECTION_FUNCITON): Provide prototype.
6277 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
6279 * reload1.c (move2add_note_store): Correct typo checking for
6282 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
6284 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
6285 note should not be considered outside the libcall block.
6287 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6289 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
6291 2001-08-29 Kazu Hirata <kazu@hxi.com>
6293 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
6295 2001-08-29 Kazu Hirata <kazu@hxi.com>
6297 * config/h8300/h8300-protos.h: Add a prototype for
6299 * config/h8300/h8300.c (emit_logical_op): New.
6300 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
6307 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
6309 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
6310 comparison with rtx INTVAL.
6311 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
6313 * pa.h (FUNCTION_ARG_SIZE): Likewise.
6315 2001-08-29 Kazu Hirata <kazu@hxi.com>
6317 * config/h8300/lib1funcs.asm: Update the copyright. Fix
6320 2001-08-29 Kazu Hirata <kazu@hxi.com>
6322 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
6323 (reg n) to (mem (pre_dec (reg n))
6324 (anonymous movsi pattern): Likewise.
6326 2001-08-29 Kazu Hirata <kazu@hxi.com>
6328 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
6330 2001-08-29 Kazu Hirata <kazu@hxi.com>
6332 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
6333 several special constants.
6335 2001-08-29 Kazu Hirata <kazu@hxi.com>
6337 * config/h8300/lib1funcs.asm: Fix comment typos.
6339 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6341 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
6342 Fix format specifier warnings.
6344 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
6345 inet_makeaddr, semctl): Prototype.
6347 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
6348 (save_restore_insns): Use base_offset, not gp_offset.
6350 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6351 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6353 2001-08-29 Richard Henderson <rth@redhat.com>
6355 * bb-reorder.c (function_tail_eff_head): New.
6356 (record_effective_endpoints): Set it.
6357 (fixup_reorder_chain): Use it.
6359 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6361 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6363 2001-08-28 Dale Johannesen <dalej@apple.com>
6365 * config/darwin.c (machopic_function_base_name): Add const
6366 qualifier to a string.
6367 (darwin_encode_section_info): Ditto.
6369 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6371 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6372 function definition.
6374 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6376 * df.h (struct df): Add rts_order variable.
6378 * df.c (df_visit_next_rts): New function.
6379 (df_visit_next): Renamed to df_visit_next_rc
6380 (df_analyse_1): Allocate/compute/free rts_order as well.
6381 (df_rd_global_compute): Use df_visit_next_rc instead of
6383 (df_ru_global_compute): Use df_visit_next_rts instead of
6386 * flow.c (flow_reverse_top_sort_order_compute): New function.
6388 * basic-block.h: Add prototype.
6390 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6392 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6393 blocks, the BB_REACHABLE is now set, rather than aux being
6394 non-NULL. Update the test to reflect this.
6396 2001-08-28 Eric Christopher <echristo@redhat.com>
6398 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6399 config/mips/crti.asm: Ditto.
6401 2001-08-28 Eric Christopher <echristo@redhat.com>
6402 Richard Henderson <rth@redhat.com>
6404 * c-pragma.h (add_weak): Move prototype from here...
6405 * output.h (add_weak): ... to here.
6406 * varasm.c (add_weak): Fix typo.
6407 * config/mips/crti.asm: New file.
6408 * config/mips/crtn.asm: Ditto.
6409 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6410 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6411 (INVOKE__main): Ditto.
6412 (INIT_SECTION_ASM_OP): New.
6413 (FINI_SECTION_ASM_OP): Ditto.
6414 (STARTFILE_SPEC): Add crti.
6415 (ENDFILE_SPEC): Add crtn.
6416 * config/mips/elf64.h: Same.
6417 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6419 * config/mips/vxworks.h: Ditto.
6420 * config/mips/t-elf: Support crti and crtn.
6422 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6424 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6427 2001-08-28 Richard Henderson <rth@redhat.com>
6429 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6430 (one_cmplbi2 splitter): Remove redundant test.
6432 2001-08-28 Dale Johannesen <dalej@apple.com>
6434 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6436 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6438 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6440 2001-08-28 Stan Shebs <shebs@apple.com>
6442 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6443 (UNALIGNED_SHORT_ASM_OP): Define.
6444 (UNALIGNED_INT_ASM_OP): Define.
6446 2001-08-28 Will Cohen <wcohen@redhat.com>
6448 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6449 generation for first set.
6451 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6453 * flow.c (redirect_edge_succ_nodup): Return new edge.
6454 (try_simplify_condjump): Use new edge.
6455 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6457 * cse.c (cse_basic_block): Skip note instructions.
6459 2001-08-27 Richard Henderson <rth@redhat.com>
6461 * combine.c (combine_simplify_rtx): Don't reverse condition
6462 if there is no reverse for the condition.
6463 (simplify_comparison): Don't simplify subregs from INT to FP.
6465 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6466 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6467 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6468 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6469 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6470 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6472 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6474 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6475 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6477 (adddi_dilshr32, adddi_dishl32): Only data register can be
6478 source for mem destination.
6480 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6481 and use bitnum to decide about register move.
6483 2001-08-27 Richard Henderson <rth@redhat.com>
6485 * genattr.c (main): Emit state_t even when not doing scheduling.
6487 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6488 Richard Henderson <rth@redhat.com>
6490 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6491 (reg_avail_info, current_bb): ... these.
6492 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6493 (compute_hash_table): Likewise.
6495 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6497 * flow.c (verify_flow_info): Use checksums to verify edges.
6499 2001-08-27 Richard Henderson <rth@redhat.com>
6501 * genautomata.c (expand_automata): Always create a description.
6503 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6505 * optabs.c (expand_binop): Correctly handle the carry in multiword
6506 add/subtract operations.
6508 2001-08-27 Fred Fish <fnf@be.com>
6510 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6513 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6515 * reload.c (find_reloads_toplev): Back out this change:
6517 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6519 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6520 mem if the address is a mode_dependent_address_p.
6522 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6524 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6525 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6526 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6529 * genattr.c (main): New variable num_insn_reservations. Increase
6530 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6531 pipeline hazard recognizer interface.
6533 * genattrtab.h: New file.
6535 * genattrtab.c: Include genattrtab.h.
6536 (attr_printf, check_attr_test, make_internal_attr,
6537 make_numeric_value): Move protypes into genattrtab.h. Define them
6539 (num_dfa_decls): New global variable.
6540 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6541 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6542 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6543 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6545 * genautomata.c: New file.
6547 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6549 * sched-int.h: (curr_state): Add the external definition for
6550 automaton pipeline interface.
6551 (haifa_insn_data): Add comments for members blockage and units.
6553 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6554 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6555 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6556 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6557 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6558 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6559 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6561 (TARGET_SCHED): Use the new macros.
6563 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6564 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6565 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6566 dfa_bubble): New members in gcc_target.sched.
6568 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6569 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6570 (insn_queue): Redefine it as pointer to array.
6571 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6573 (max_insn_queue_index_macro_value): New variable.
6574 (curr_state, dfa_state_size, ready_try): New varaibles for
6575 automaton interface.
6576 (ready_element, ready_remove, max_issue): New function prototypes
6577 for automaton interface.
6578 (choose_ready): New function prototype.
6579 (insn_unit, blockage_range): Add comments.
6580 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6581 FUNCTION_UNITS_SIZE == 0.
6582 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6583 actual_hazard, potential_hazard): Add comments.
6584 (insn_cost): Use cost -1 as undefined value. Remove
6585 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6587 (ready_element, ready_remove): New functions for automaton
6589 (schedule_insn): Add new code for automaton pipeline interface.
6590 (queue_to_ready): Add new code for automaton pipeline interface.
6591 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6592 (debug_ready_list): Print newline when the queue is empty.
6593 (max_issue): New function for automaton pipeline interface.
6594 (choose_ready): New function.
6595 (schedule_block): Add new code for automaton pipeline interface.
6596 Print ready list before scheduling each insn.
6597 (sched_init): Add new code for automaton pipeline interface.
6598 Initiate insn cost by -1.
6599 (sched_finish): Free the current automaton state and finalize
6600 automaton pipeline interface.
6602 * sched-rgn.c: Include target.h.
6603 (init_ready_list, new_ready, debug_dependencies): Add new code for
6604 automaton pipeline interface.
6606 * sched-vis.c: Include target.h.
6607 (get_visual_tbl_length): Add code for automaton interface.
6608 (target_units, print_block_visualization): Add comments.
6610 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6611 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6612 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6613 (getruntime.o, genautomata.o): New entries.
6614 (genattrtab.o): Add new dependency file genattrtab.h.
6615 (genattrtab): Add new dependencies. Link it with `libm.a'.
6616 (getruntime.o, hashtab.o): New entries for canadian cross.
6618 * doc/md.texi: Description of automaton based model.
6620 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6622 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6623 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6624 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6625 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6626 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6627 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6628 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6630 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6631 MAX_DFA_ISSUE_RATE): New macro descriptions.
6633 * doc/contrib.texi: Add dfa based scheduler contribution.
6635 * doc/gcc.texi: Add more information about genattrtab.
6637 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6639 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6642 2001-08-27 Richard Henderson <rth@redhat.com>
6644 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6645 (get_arg_pointer_save_area): New. Create an init it here.
6646 (fix_lexical_addr): Use it.
6647 * function.h: Declare it.
6648 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6649 * stmt.c (expand_nl_goto_receiver): Use it.
6651 2001-08-27 Richard Henderson <rth@redhat.com>
6653 * final.c (final_scan_insn): Don't enter APP_ON mode for
6656 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6657 alignment for assemble_integer for DW_EH_PE_aligned.
6658 * except.c (output_function_exception_table): Likewise.
6660 2001-08-26 Andreas Jaeger <aj@suse.de>
6662 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6664 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6666 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6668 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6670 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6672 (mask64_operand): Likewise.
6673 (rldic_operand): Delete.
6674 (includes_lshift64_p): Delete.
6675 (includes_rldic_lshift_p): New function.
6676 (includes_rldicr_lshift_p): New function.
6677 (print_operand): Don't call rldic_operand in case 'W'.
6678 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6679 (includes_lshift64_p): Remove.
6680 (includes_rldic_lshift_p): Declare.
6681 (includes_rldicr_lshift_p): Declare.
6682 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6683 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6684 Replace match_operand rldic_operand predicate with
6685 const_int_operand. Replace includes_lshift64_p condition with
6686 includes_rldic_lshift_p.
6687 <ashldi3_internal 64 bit rldicr patterns>: New.
6689 2001-08-27 Andreas Jaeger <aj@suse.de>
6691 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6692 * errors.c: Likewise.
6693 * final.c: Likewise.
6694 * dwarf2asm.c: Likewise.
6695 * doprint.c (checkit): Likewise.
6696 * diagnostic.c: Likewise.
6697 * collect2.c: Likewise.
6698 * calls.c: Likewise.
6699 * c-semantics.c (build_stmt): Likewise.
6700 * c-format.c (status_warning): Likewise.
6701 * c-errors.c (pedwarn_c99): Likewise.
6702 * builtins.c (validate_arglist): Likewise.
6703 * config/pj/pj.c (pj_printf): Likewise.
6704 * fix-header.c: Likewise.
6706 * gcov.c (fnotice): Likewise.
6707 * gensupport.c (message_with_line): Likewise.
6708 * mips-tfile.c: Likewise.
6709 * protoize.c (notice): Likewise.
6710 * read-rtl.c (fatal_with_file_and_line): Likewise.
6711 * rtl-error.c: Likewise.
6712 * tradcpp.c: Likewise.
6714 * cp/tree.c (build_min_nt): Likewise.
6715 (build_min): Likewise.
6716 * cp/lex.c: Likewise.
6717 * cp/errfn.c: Likewise.
6718 * cp/rtti.c (create_pseudo_type_info): Likewise.
6720 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6722 * df.c (df_uses_record): Return after recording all uses
6725 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6727 * df.c (df_insn_modify): Realloc the INSN table here, if
6728 necessary, here, too.
6730 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6732 * config/mips/mips.c (mips_function_value): Handle complex return
6735 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6737 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6739 * reload.c (make_memloc): Copy result if it is still
6740 reg_equiv_memory_loc[regno] on return.
6741 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6742 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6743 reg_equiv_mem are modified by the substitutions.
6745 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6747 * predict.c (expensive_function_p): New.
6748 * rtl.h (expensive_function_p): Declare.
6749 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6750 (use_fast_prologue_epilogue): New static variable.
6751 (expand_prologue): Set it; emit short prologues if unset.
6752 (expand_epilogue): Likewise.
6754 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6756 * config.gcc: Add stormy16-*-elf case.
6757 * config/stormy16/stormy-abi: New file.
6758 * config/stormy16/stormy16-lib2.c: New file.
6759 * config/stormy16/stormy16-protos.h: New file.
6760 * config/stormy16/stormy16.c: New file.
6761 * config/stormy16/stormy16.h: New file.
6762 * config/stormy16/stormy16.md: New file.
6763 * config/stormy16/t-stormy16: New file.
6765 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6767 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6769 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6771 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6772 descriptor members are pointer size, not constant 4.
6773 * config/rs6000/rs6000.md (define_splits): Remove more unused
6776 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6778 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6780 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6782 * cp/rtti.c (VPARAMS): Fix parameter.
6784 2001-08-24 Zack Weinberg <zackw@panix.com>
6786 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
6788 (mode_for_extraction): No need for #ifdefs. Add default-case abort
6790 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
6791 in if controlling use of insv.
6792 (extract_bit_field): Likewise, for extv and extzv.
6794 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
6796 * i386.md (movcc peep2): Fix load of 0.
6798 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6800 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
6801 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
6803 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
6805 * c-pragma.h: Move weak_syms and weak_decls...
6806 * varasm.c: ...here. Now static.
6807 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
6808 depend on HANDLE_PRAGMA_WEAK.
6810 * c-common.c (c_alignof, c_alignof_expr): Move here...
6811 * c-typeck.c: ...from here.
6812 * c-tree.h, c-common.h: Adjust.
6814 2001-08-23 Bernd Schmidt <bernds@redhat.com>
6816 * config/ia64/ia64.c (rws_update): If !pred, set write_count
6817 instead of incrementing it.
6819 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
6820 asm ready, don't try to move them all into the same array element.
6822 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6824 * function.c (thread_prologue_and_epilogue_insns): Avoid
6825 fallthru flag on edge to exit.
6827 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
6829 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
6832 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6834 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
6835 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
6836 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
6839 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6841 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
6842 replace "GNU CC" with "GCC".
6844 2001-08-23 Richard Henderson <rth@redhat.com>
6846 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
6847 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
6848 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
6849 Need GR between FR and not GR_AND_FR.
6850 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
6851 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
6852 AR regs before GR regs.
6853 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6854 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
6855 (REGISTER_MOVE_COST): Update.
6856 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
6858 2001-08-23 Richard Henderson <rth@redhat.com>
6860 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
6863 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6865 * reload1.c (emit_reload_insns): Don't look for notes
6866 on a NULL store_insn.
6868 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6870 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
6871 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
6872 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
6873 format specifier warnings.
6874 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
6876 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
6878 * config/i386/i386-protos.h: Correct declaration of
6879 i386_pe_asm_named_section.
6881 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
6883 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
6885 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6887 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6889 * cpperror.c (print_location): Don't show _Pragma.
6890 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
6891 and file change callback generation here.
6892 (stack_include_file): Update use of cpp_push_buffer.
6893 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
6894 (struct cpp_buffer): Remove type, pfile members.
6895 * cppinit.c (cpp_handle_option): Use free_chain.
6896 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
6897 (skip_escaped_newlines, get_effective_char, lex_percent): Take
6898 a cpp_reader rather than a cpp_buffer.
6899 (skip_escaped_newlines, get_effective_char, skip_block_comment,
6900 skip_line_comment, parse_string, lex_percent, lex_dot,
6901 _cpp_lex_token): Update accordingly.
6902 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
6904 (cpp_push_buffer): Update prototype.
6905 (run_directive): Update use of cpp_push_buffer.
6906 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
6907 handle_assertion): Update use of run_directive.
6908 * cpplib.h (enum cpp_buffer_type): Remove.
6909 (cpp_push_buffer): Update prototype.
6910 * fix-header.c (read_scan_file): Update.
6912 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6914 * gcc.c (struct prefix_list): Change prefix to const char *.
6916 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6918 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
6920 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
6922 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
6925 * jump.c (squeeze_notes): Take parms by reference. Handle END being
6928 * ifcvt.c (dead_or_predicable): Adjust.
6929 * loop.c (find_and_verify_loops): Adjust.
6930 * stmt.c (expand_end_case): Adjust.
6931 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
6932 head and end insn pointers in the basic block, not just local copies.
6933 (merge_blocks_move_predecessor_nojumps): Likewise.
6935 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
6937 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
6938 bitmap.h, builtin-types.def, builtins.c, builtins.def,
6939 c-aux-info.c, c-common.c, c-common.def, c-common.h,
6940 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
6941 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
6942 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
6943 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
6944 conditions.h, config.gcc, configure.frag, configure.in,
6945 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
6946 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
6947 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
6948 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
6949 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
6950 emit-rtl.c, errors.c, errors.h, except.c, except.h,
6951 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
6952 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
6953 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
6954 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
6955 gencheck.c, gencodes.c, genconfig.c, genemit.c,
6956 genextract.c, genflags.c, gengenrtl.c, genmultilib,
6957 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
6958 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
6959 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
6960 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
6961 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
6962 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
6963 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
6964 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
6965 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
6966 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
6967 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
6968 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
6969 params.h, predict.c, predict.def, predict.h, prefix.c,
6970 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
6971 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
6972 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
6973 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
6974 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
6975 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
6976 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
6977 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
6978 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
6979 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
6980 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
6981 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
6982 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
6983 xcoffout.h: replace "GNU CC" with "GCC".
6985 2001-08-21 Richard Henderson <rth@redhat.com>
6987 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
6988 (final_scan_insn): Consider jump tables data even if we have no
6989 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
6991 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
6992 (ASM_OUTPUT_CASE_END): Remove.
6993 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
6994 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
6995 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
6997 2001-08-21 Richard Henderson <rth@redhat.com>
6999 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
7000 at barrier insns. Emit stop bits before barriers.
7002 * flow.c (flow_find_cross_jump): Don't consider unconditional
7003 return insns for commoning.
7005 * final.c (compute_alignments): Fix typo.
7007 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
7008 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
7009 (store_bit_field): Use mode_for_extraction more places.
7010 (extract_bit_field): Likewise.
7012 2001-08-21 Zack Weinberg <zackw@panix.com>
7014 * caller-save.c: Don't include insn-codes.h.
7015 (reg_save_code, reg_restore_code): Make arrays of int.
7016 All uses updated to match.
7017 (insert_save, insert_restore): No need to initialize "code"
7018 variable upon declaration.
7019 * Makefile.in: update dependencies; fix typo in clean rule.
7021 2001-08-21 Richard Henderson <rth@redhat.com>
7023 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
7024 (merge_if_block): Handle fallout from same.
7026 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7028 * builtins.c (type_to_class): Fix typo in last change.
7030 2001-08-21 Richard Henderson <rth@redhat.com>
7032 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
7033 ia64_asm_output_label.
7035 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
7036 copy of gp while the real gp register contains garbage.
7038 2001-08-21 Zack Weinberg <zackw@panix.com>
7040 * expmed.c (mode_for_extraction): New function.
7041 (store_bit_field, extract_bit_field): Use it.
7042 * expr.h: Prototype it and provide an enum for its first argument.
7044 * combine.c, function.c, recog.c: Don't include insn-codes.h.
7045 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
7046 and digging through the insn_data tables.
7047 * Makefile.in: Update dependencies.
7049 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7051 * cppfiles.c (stack_include_file): line-map.c now handles include
7053 (handle_missing_handler): Similarly.
7054 (_cpp_execute_include): Similarly.
7055 (_cpp_pop_file_buffer): Similarly.
7056 * cpphash.h (struct cpp_reader): Remove system_include_depth,
7057 buffer_stack_depth and include_depth.
7058 * cpplib.c (do_include_common): line-map.c now handles include depth.
7059 (cpp_push_buffer): Similarly.
7060 (_cpp_pop_buffer): Similarly.
7061 * cppmacro.c (builtin_macro): Update.
7062 * line-map.c (init_line_maps): Set depth.
7063 (add_line_map): Increment "used" earlier. Update and use the
7065 (trace_include): Use the include depth.
7066 * line-map.h (struct line_maps): New member depth.
7068 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7070 * cppfiles.c (stack_include_file): Don't handle -H here.
7071 * cppinit.c (cpp_start_read): Set include tracing after
7072 cpp_post_options and after stacking the main file.
7073 * line-map.c (trace_include): New.
7074 (init_line_maps, add_line_map): Update.
7075 * line-map.h (struct line_maps): New member trace_includes.
7077 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7079 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
7080 * cppfiles.c (stack_include_file): Only stack a file if there
7081 is something to do. Return a boolean indicating whether a
7082 buffer was stacked or not.
7083 (_cpp_execute_include): Similarly.
7084 (_cpp_read_file): Similarly.
7085 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
7087 2001-08-21 Sam Steingold <sds@gnu.org>
7089 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
7090 (RECACHE): keep obufp_before_macroname up to date
7092 2001-08-21 Zack Weinberg <zackw@panix.com>
7094 * stmt.c: Don't include insn-codes.h.
7095 (expand_end_case): Machine specific logic moved to expr.c.
7096 No need to worry about __builtin_classify_type.
7097 (check_for_full_enumeration_handling, emit_case_nodes):
7100 * builtins.o (expand_builtin_classify_type): Split up so code
7101 can be shared with fold_builtin_classify_type.
7102 (type_to_class, fold_builtin_classify_type): New functions.
7103 (fold_builtins): Handle __builtin_classify_type.
7105 * expr.c (do_tablejump): Now static.
7106 (case_values_threshold, try_casesi, try_tablejump): New;
7107 code mostly from stmt.c (expand_end_case).
7108 (expr.h): Update prototypes.
7110 * Makefile.in (stmt.o): Update dependencies.
7112 2001-08-21 Will Cohen <wcohen@redhat.com>
7114 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
7115 declaration of variable i.
7116 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
7117 declaration of variable i.
7119 2001-08-21 Richard Henderson <rth@redhat.com>
7121 * crtstuff.c: Fix thinko last change. Move list tails to start
7122 of CRT_END section. Tidy ifdefs.
7123 (__EH_FRAME_BEGIN__): Always static for ELF.
7124 (__do_global_ctors_1): Rename from __frame_dummy.
7125 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
7126 name change; don't hide __EH_FRAME_BEGIN__.
7128 2001-08-21 Richard Henderson <rth@redhat.com>
7130 * gdbinit.in: Move break on exit after break on fancy_abort.
7132 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
7135 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7137 * cpphash.h (_cpp_push_next_buffer): New.
7138 * cppinit.c (do_includes): Remove.
7139 (push_include, free_chain, _cpp_push_next_buffer): New.
7140 (cpp_start_read): Use them to rework command line option handling.
7141 (cpp_handle_option): Combine handling of -include and -imacros.
7142 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
7143 appropriate. Always insert missing \n at EOF.
7144 * cpplib.c (start_directive): Get the directive position right.
7145 * cppmain.c (cb_file_change): Always print the first line, unless
7148 2001-08-20 Andreas Jaeger <aj@suse.de>
7150 * profile.c (compute_branch_probabilities): Remove extra new-line
7152 * flow.c (verify_flow_info): Likewise.
7154 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7156 * basic-block.h (basic_block): Add new field 'flags'.
7157 (BB_REACHABLE): Define.
7158 (expunge_block): Declare.
7159 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
7160 (EXIT_BLOCK_PTR): Ditto.
7161 (expunge_block): Remove static declaration.
7162 (cleanup_cfg): Clear bb->aux on every basic block.
7163 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
7164 computing reachability.
7165 (delete_unreachable_blocks): Delete block b if b->flags has
7168 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7170 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
7172 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7174 * sparc.c (sparc_variable_issue): Fix typo in last change.
7176 2001-08-20 Richard Henderson <rth@redhat.com>
7178 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
7180 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
7182 * pa.h (RETURN_IN_MEMORY): Improve comment.
7184 2001-08-20 Janis Johnson <janis187@us.ibm.com>
7186 * doc/invoke.texi (Profiling options): Clarify the interactions
7187 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
7189 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
7191 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
7194 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7196 * gcc.c (make_relative_prefix): Allocate a sufficiently large
7199 2001-08-20 Richard Henderson <rth@redhat.com>
7201 * final.c (end_final): Fix typo last change.
7203 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
7205 * cppinit.c (init_standard_includes): The returned buffer
7206 is already malloc-ed.
7207 * gcc.c (add_prefix): Similarly.
7208 * prefix.c (translate_name): Update to support clear buffer
7210 (update_path): Similarly. Be sure to free any newly allocated
7211 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
7213 * prefix.h (update_path): Update prototype and document.
7214 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
7215 up and update to new buffer ownership rules.
7216 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
7218 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7220 * final.c (compute_alignments): New function.
7221 (init_insn_lengths): Do not care label_align.
7222 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
7223 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
7224 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
7225 (shorted_branches): Realloc label_align array; do
7226 not call init_insn_lengths; Do not care about loop alignments.
7227 * output.h (compute_alignments): Declare.
7228 * toplev.c (rest_of_compilation): Call compute_alignments.
7229 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
7231 * predict.c (block_info_def): Add npredecesors, remove nvisited;
7232 change visited to tovisit.
7233 (propagate_freq): Use faster traversing algorithm.
7234 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
7235 to tovisit; reverse meaning.
7237 * predict.c (struct block_info_def): Remove nvisited.
7238 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7239 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7241 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
7243 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
7244 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
7245 (TARGET_FUSED_MADD): New.
7246 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
7247 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
7248 the multiply-add instructions.
7250 2001-08-19 Richard Henderson <rth@redhat.com>
7252 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
7253 is aligned to pointer size.
7255 2001-08-19 Richard Henderson <rth@redhat.com>
7257 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
7258 display markers during final schedule.
7260 2001-08-19 Richard Henderson <rth@redhat.com>
7262 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
7264 2001-08-19 Richard Henderson <rth@redhat.com>
7266 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
7268 (ASM_NAME_TO_STRING): Remove.
7269 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
7270 in the same string. Remove support for expressions.
7272 2001-08-19 Richard Henderson <rth@redhat.com>
7274 * config/i386/i386.md (tablejump): Make an expander; handle
7275 pic relative addressing here.
7276 (tablejump_1): Rename from tablejump_pic.
7279 2001-08-19 Richard Henderson <rth@redhat.com>
7281 * regclass.c (fix_register): Fix typo.
7283 2001-08-18 Richard Henderson <rth@redhat.com>
7285 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
7286 (struct _Unwind_Context): Expand br_loc to hold it.
7287 (uw_frame_state_for): Handle leaf functions better.
7288 (uw_update_reg_address): Update for br_loc change.
7290 2001-08-18 Richard Henderson <rth@redhat.com>
7292 * crtstuff.c: Move list heads before code that uses them.
7293 (__JCR_LIST__): Remove initial null.
7294 (frame_dummy, __frame_dummy): Do java registration here ...
7295 (__do_global_ctors_aux): ... not here.
7297 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
7298 (__do_global_dtors_aux): Update to match.
7299 (__JCR_LIST__, __do_jv_register_classes): New.
7301 * config/ia64/crtend.asm (__JCR_END__): New.
7302 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
7303 instead of an indirect LTOFF22 reloc.
7305 2001-08-18 Richard Henderson <rth@redhat.com>
7307 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
7308 * regclass.c (init_reg_sets_1): Fix typo.
7309 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
7310 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
7311 (ia64_compute_frame_size): Make ar.unat live when in use.
7312 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
7313 for ar.pfs; remove ar.unat handling.
7314 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
7316 (PREDICATE_CODES): Add ar_pfs_reg_operand.
7317 * config/ia64/ia64-protos.h: Update decls.
7318 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
7319 (sibcall_pic): Likewise.
7321 2001-08-18 Richard Henderson <rth@redhat.com>
7323 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
7324 pred_rel_mutex when searching for insn_group_barrier.
7325 * config/ia64/ia64.md (cycle_display): Combine the expander
7328 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
7329 bit before asm as needed.
7331 2001-08-18 Richard Henderson <rth@redhat.com>
7333 * timevar.def (TV_MACH_DEP): New.
7334 * toplev.c (rest_of_compilation): Use it.
7335 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
7337 2001-08-18 Zack Weinberg <zackw@panix.com>
7339 * unwind-dw2.c (execute_stack_op): Add default aborts to
7340 the inner switches to prevent warnings.
7342 2001-08-18 Richard Henderson <rth@redhat.com>
7344 * timevar.h (struct timevar_time_def): Change element type to float.
7345 (ticks_to_msec, clocks_to_msec): Likewise.
7346 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
7347 (get_time): Likewise.
7348 (timevar_print): Adjust zero check and printing to match.
7350 2001-08-18 Zack Weinberg <zackw@panix.com>
7352 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7353 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7354 Eliminate overfull or underfull hboxes.
7356 2001-08-18 Zack Weinberg <zackw@panix.com>
7358 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7360 2001-08-18 Zack Weinberg <zackw@panix.com>
7362 * haifa-sched.c: Convert to target hooks. Macros replaced
7363 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7364 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7365 MD_SCHED_FINISH, and HAVE_cycle_display.
7366 * target-def.h (TARGET_SCHED_ADJUST_COST,
7367 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7368 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7369 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7370 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7371 New hook #defines to be overridden.
7372 (TARGET_SCHED): Bring them all together.
7373 (TARGET_INITIALIZER): Update.
7374 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7375 instead of 'struct rtx_def *' throughout.
7376 (struct sched): New set of hooks for the scheduler.
7377 * Makefile.in (haifa-sched.o): Depend on target.h.
7378 * doc/tm.texi: Document the new scheduler hooks, together in
7379 their own section, instead of scattered around.
7380 Fix a bunch of underfull/overfull hboxes.
7382 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7383 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7384 sparc.h: Don't define any of the old scheduler macros.
7386 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7387 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7388 sparc.c: Create hook functions from code extracted from
7389 corresponding target header, or make existing hooks static, as
7390 appropriate. Set the appropriate entries in targetm.
7392 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7393 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7394 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7395 Remove prototypes for functions which are now static.
7397 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7398 related gunk; the Haifa scheduler is now the only choice.
7400 2001-08-18 Zack Weinberg <zackw@panix.com>
7402 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7403 * genopinit.c: Put floating point divide insns in sdiv_optab.
7404 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7405 * config/gofast.h, config/c4x/c4x.h,
7406 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7407 config/pa/long_double.h, config/rs6000/sysv4.h,
7408 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7409 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7410 (init_optabs): Use init_optabv for overflow-trapping optabs.
7411 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7412 cmp_optab RTX codes so have_insn_for can find them.
7414 * optabs.c (expand_simple_binop, expand_simple_unop,
7415 have_insn_for, gen_sub3_insn): New interfaces.
7416 * expr.h: Prototype new functions.
7417 (enum optab_methods): Move here from optabs.h.
7419 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7420 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7421 Use new functions instead of working directly with optabs.
7422 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7423 unroll.c: Don't include optabs.h.
7424 * caller-save.c, combine.c, function.c, stmt.c: Just include
7425 insn-codes.h, not optabs.h.
7426 * Makefile.in: Update dependencies.
7428 * combine.c (make_compound_operation, simplify_comparison):
7429 Fix typos testing for this or that instruction.
7431 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7433 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7434 generating libgcc.a.
7436 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7438 * except.c (TYPE_HASH): Delete.
7440 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7443 * tree.c (TYPE_HASH): Delete.
7445 * tree.h (TYPE_HASH): Define.
7447 2001-08-18 Graham Stott <grahams@redhat.com>
7449 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7451 (adddi3_internal_2+2): Likewise.
7452 (eh_set_lr_di+1): Likewise.
7454 2001-08-17 Richard Henderson <rth@redhat.com>
7456 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7457 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7458 * dwarf2asm.c: ... here.
7459 * dwarfout.c: Remove them.
7461 * varasm.c (assemble_integer): Add align parameter.
7462 (assemble_real, output_constant, output_constructor): Likewise.
7463 * output.h: Update decls.
7464 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7465 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7466 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7467 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7468 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7471 * final.c (end_final): Abort profile block generation if we
7472 havn't layed it out properly.
7473 * output.h (assemble_eh_integer): Remove stale decl.
7474 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7476 (assemble_integer): Handle unaligned data.
7477 (assemble_real): Abort on unaligned data.
7478 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7480 (default_dtor_section_asm_out_destructor): Use assemble_align.
7481 (default_named_section_asm_out_constructor): Likewise.
7482 (default_ctor_section_asm_out_constructor): Likewise.
7483 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7484 (machopic_asm_out_destructor): Likewise.
7485 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7486 (nextstep_asm_out_destructor): Likewise.
7487 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7488 (vms_asm_out_destructor): Likewise.
7490 2001-08-17 Richard Henderson <rth@redhat.com>
7492 * config/mips/iris6.h (TARGET_IRIX6): New.
7493 (current_section_name, current_section_flags): New.
7494 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7495 (MAX_OFILE_ALIGNMENT): New.
7496 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7497 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7498 (copy_file_data): Split out from
7499 (mips_asm_file_end): ... here.
7500 (mips_asm_file_start): Remove extra .section directive. Use
7501 tmpfile instead of mips_make_temp_file.
7502 (mips_unique_section): Use const char * as needed for warnings.
7503 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7504 re-add align parameter.
7505 (iris6_asm_named_section): New.
7506 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7507 (iris6_asm_output_align, iris6_section_align_1): New.
7508 (iris6_asm_file_start, iris6_asm_file_end): New.
7509 * config/mips/mips-protos.h: Update decls.
7511 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7513 * doc/install.texi (Install GCC): Add links to build status pages.
7515 (Final install): Ditto; request updates for specific info
7517 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7519 * cpperror.c (print_location): Don't take a file name; use the
7521 (_cpp_begin_message): Similarly.
7522 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7523 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7524 (cpp_pedwarn_with_file_and_line): Remove.
7525 * cppfiles.c (stack_include_file): Update; set filename to stdin
7526 here when appropriate.
7527 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7528 (_cpp_begin_message): Don't take a file name.
7529 * cppinit.c: Add comment.
7530 * cpplex.c: Fix end-of-directive indicator.
7531 * cpplib.c: Don't include intl.h.
7532 (run_directive, do_diagnostic): Update.
7533 (do_line): Update to not use nominal_fname.
7534 (cpp_push_buffer): Don't take a filename.
7535 * cpplib.h (struct ht): Remove.
7536 (cpp_push_buffer): Don't take a filename.
7537 (cpp_pedwarn_with_file_and_line): Remove.
7538 * cppmacro.c (struct cpp_macro): Remove file.
7539 (builtin_macro): Update.
7540 (_cpp_create_definition): Update.
7541 * cppmain.c: Correct comment.
7542 * fix-header.c (read_scan_file): Update.
7544 2001-08-17 Kazu Hirata <kazu@hxi.com>
7546 * sbitmap.c: Fix comment formatting.
7547 * sched-deps.c: Likewise.
7548 * sibcall.c: Likewise.
7549 * simplify-rtx.c: Likewise.
7551 * ssa-ccp.c: Likewise.
7552 * stor-layout.c: Likewise.
7553 * timevar.c: Likewise.
7554 * toplev.c: Likewise.
7555 * unwind-dw2.c: Likewise.
7556 * unwind-dw2-fde.c: Likewise.
7557 * varasm.c: Likewise.
7559 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7561 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7562 or larger than an integer in memory.
7564 2001-08-17 Zack Weinberg <zackw@panix.com>
7566 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7567 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7568 * rtl.h: Don't forward-declare union tree_node here. Don't
7569 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7570 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7571 and tree respectively.
7572 * tree.h: Don't forward-declare struct rtx_def here. Don't
7573 typedef tree here. Change all uses of struct rtx_def *,
7574 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7575 and tree respectively.
7577 2001-08-17 Richard Henderson <rth@redhat.com>
7579 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7580 config/mips/openbsd.h: Fix typos last change.
7582 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7584 * doc/invoke.texi (Optimize Options): The default for
7585 -finline-limit is 600.
7587 2001-08-17 Richard Henderson <rth@redhat.com>
7589 * varasm.c (text_section): Allow TEXT_SECTION to override the
7590 printing of TEXT_SECTION_ASM_OP.
7591 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7592 (DATA_SECTION, BSS_SECTION): Remove.
7593 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7594 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7595 Rename from s/_NAME//.
7596 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7597 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7598 (TEXT_SECTION): ... here. New.
7599 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7600 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7601 * config/mips/openbsd.h: Likewise.
7602 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7603 (mips_asm_file_end): Likewise test.
7604 (mips_output_function_epilogue): Likewise. Switch back to data
7605 section after emitting the function.
7607 * doc/tm.texi (Sections): Document TEXT_SECTION.
7609 2001-08-17 Richard Henderson <rth@redhat.com>
7611 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7612 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7614 2001-08-17 Richard Henderson <rth@redhat.com>
7616 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7617 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7618 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7619 Add aligned attribute.
7621 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7623 * config/sh/sh.md: Add modes to unspecs in first insn to match
7624 those in the second.
7626 * Makefile.in: Fix collect2 copy for Cygwin.
7628 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7630 Install the proper patch.
7631 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7632 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7633 (expand_function_start): Likewise.
7634 * stmt.c (expand_decl): Likewise.
7635 * varasm.c (make_decl_rtx): Likewise.
7637 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7639 * final.c: Undo my previous accidental checkin.
7640 * output.h: Likewise.
7641 * tm.texi: Likewise.
7643 2001-08-16 Richard Henderson <rth@redhat.com>
7645 * varasm.c (named_section_flags): Remove align parameter.
7646 * varasm.c, dwarf2out.c: Update all callers.
7647 * output.h: Update prototypes.
7649 * target.h (target.asm_out.named_section): Remove align parameter.
7650 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7651 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7652 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7653 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7654 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7656 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7657 (get_named_section_flags, set_named_section_flags): New.
7658 (named_section_flags): Use them.
7659 (named_section): Do decl vs section flags check here...
7660 (default_section_type_flags): ... not here.
7661 (init_varasm_once): Create in_named_htab.
7662 (resolve_unique_section): Mark reloc unused.
7664 2001-08-16 Richard Henderson <rth@redhat.com>
7666 * varasm.c (force_const_mem): Keep pool alignment in bits.
7667 (output_constant_pool): Use assemble_align.
7669 2001-08-16 Zack Weinberg <zackw@panix.com>
7671 * doc/tm.texi: Remove extra @table command.
7673 2001-08-16 Zack Weinberg <zackw@panix.com>
7675 * final.c (shorten_branches): Clear the end of the label_align
7676 array only if we made it larger. Break up messy expressions
7679 * diagnostic.c (internal_error): Check for error recursion
7680 before doing ICE suppression.
7682 * timevar.c: Timing variables now count in milliseconds.
7683 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7684 (get_time): Not here.
7685 (timevar_print): Don't print any timer whose user, cpu, and
7686 wall times are all zero as displayed.
7687 * timevar.h: Update comment aboout units. Make timevar
7690 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7692 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7693 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7694 (expand_function_start): Likewise.
7695 * stmt.c (expand_decl): Likewise.
7696 * varasm.c (make_decl_rtx): Likewise.
7698 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7700 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7701 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7703 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7705 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7708 2001-08-16 Andreas Jaeger <aj@suse.de>
7710 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7713 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7715 * rtl.h (only_sets_cc0_p): New prototype.
7716 * jump.c (sets_cc0_p): Handle INSN.
7717 (only_sets_cc0_p): New function.
7718 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7719 (tidy_fallthru_edge): Likewise.
7720 * integrate.c (copy_insn_list): Likewise.
7721 * unroll.c (unroll_loop): Likewise.
7722 (copy_loop_body): Likewise.
7724 2001-08-15 Jason Eckhardt <jle@redhat.com>
7726 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7728 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7730 * predict.c (struct block_info_def): Remove nvisited.
7731 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7732 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7734 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7735 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7738 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7740 * predict.def: Update hitrates.
7742 2001-08-15 Richard Henderson <rth@redhat.com>
7744 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7746 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7748 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7749 note from its associated jump.
7751 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7753 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7754 also on 64-bit s390x targets.
7756 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7758 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7760 (arm_expand_prologue): Handled nested functions which take a
7761 variable argument list.
7762 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7763 macro with an invocation of
7764 arm_compute_initial_elimination_offset.
7765 * config/arm/arm-protos.h: Prototype
7766 arm_compute_initial_elimination_offset.
7768 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7770 * doc/install.texi (Specific, avr): Fix markup.
7771 (Specific, c4x): Ditto.
7773 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7775 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7777 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7779 * Makefile.in (OBJS): Add rtl-error.o
7780 (rtl-error.o): New rule.
7781 (diagnostic.o): Adjust dependency.
7782 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7783 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7784 warning_for_asm): Move to...
7785 rtl-error.c: ...here. New file.
7787 2001-08-14 Richard Henderson <rth@redhat.com>
7789 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
7790 if USING_SJLJ_EXCEPTIONS.
7792 2001-08-14 Steve Ellcey <sje@cup.hp.com>
7794 * tlink.c (scan_linker_output): Check string for unsatisfied in
7795 addition to undefined and unresolved.
7797 2001-08-14 Graham Stott <grahams@redhat.com>
7799 * libgcc2.c (*): Replace EH_FRAME_SECTION with
7800 EH_FRAME_SECTION_NAME.
7802 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7804 * genattrtab.c (simplify_test_exp_in_temp): New function.
7805 (simplify_test_exp): Avoid explicit use of temporary obstack.
7806 (simplify_cond, insert_right_side, evaluate_eq_attr,
7807 simplify_and_tree, simplify_or_tree, eliminate_known_true):
7808 Use simplify_test_exp_in_temp.
7809 (optimize_attrs): Iterate until expression stabilizes.
7811 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
7813 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
7814 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
7816 2001-08-13 Richard Henderson <rth@redhat.com>
7818 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
7819 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
7820 * config/arm/conix-elf.h: Likewise.
7822 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7824 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
7826 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
7828 * gcse.c (hash_scan_set): Expressions that are set as part of
7829 jump instructions are not available.
7831 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7833 * config/s390/s390.c (print_operand, s390_function_prologue,
7834 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
7836 2001-08-13 Richard Henderson <rth@redhat.com>
7838 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
7839 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
7840 * doc/tm.texi (Exception Region Output): Document it.
7842 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7844 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
7845 DWARF2 instead of stabs by default.
7847 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7849 * config/rs6000/rs6000.c: Include optabs.h.
7851 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7853 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
7854 save/restore routines.
7855 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
7857 2001-08-13 Andreas Jaeger <aj@suse.de>
7859 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
7860 the english is correct.
7862 2001-08-13 Zack Weinberg <zackw@panix.com>
7864 * expr.h: Split out optab- and libfunc-related code to...
7865 * optabs.h, libfuncs.h: ... these new headers.
7867 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
7869 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
7871 * mkconfig.sh: Don't include insn-codes.h from config.h.
7873 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
7874 enum insn_code is available. Move reload_in_optab and
7875 reload_out_optab array declarations to optabs.h.
7876 * regmove.c (gen_add3_insn): Move to optabs.c, export from
7877 there, prototype in expr.h.
7878 * gencodes.c: Cleanup: zap global variables, don't use
7879 printf where puts will do, don't bother defining MAX_INSN_CODE
7880 which nothing uses, let CODE_FOR_nothing get its value implicitly.
7882 * genemit.c, genopinit.c: Include optabs.h in generated file.
7883 * genoutput.c: Include insn-codes.h in generated file.
7884 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
7885 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
7886 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
7887 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
7888 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
7889 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
7891 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
7892 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
7893 config/m88k/m88k.c, config/sparc/sparc.c:
7895 * reload.c: Include expr.h and optabs.h before reload.h.
7896 * config/alpha/alpha.c: Include tree.h before reload.h.
7897 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
7898 and reload.h in that order.
7899 * config/sparc/sparc.c: Include debug.h.
7900 * recog.c: Include insn-codes.h.
7902 2001-08-13 Andreas Jaeger <aj@suse.de>
7904 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
7907 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
7909 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
7910 * gcc.c (init_spec): Fix typo in comment.
7911 * varasm.c (data_section): Fix typo in comment.
7913 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
7915 * predict.c (dump_prediction): New argument "USED".
7916 (combine_predictions_for_insn): Determine the used heuristics,
7917 output the case no heuristic applied.
7918 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
7920 2001-08-13 Andreas Jaeger <aj@suse.de>
7922 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
7925 2001-08-13 Kazu Hirata <kazu@hxi.com>
7927 * jump.c: Fix formatting.
7929 2001-08-13 Kazu Hirata <kazu@hxi.com>
7931 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
7934 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
7936 * loop.c (check_dbra_loop): Use condjump_label to compute
7939 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
7940 to better document the files they're in.
7942 2001-08-12 Zack Weinberg <zackw@panix.com>
7944 * recog.h (struct insn_operand_data): Shrink 'mode' field
7947 2001-08-12 Kazu Hirata <kazu@hxi.com>
7949 * gcc.c: Fix comment formatting.
7950 * gccspec.c: Likewise.
7953 * genemit.c: Likewise.
7954 * gengenrtl.c: Likewise.
7955 * genrecog.c: Likewise.
7956 * gensupport.c: Likewise.
7957 * ggc-page.c: Likewise.
7958 * global.c: Likewise.
7959 * graph.c: Likewise.
7960 * ifcvt.c: Likewise.
7961 * integrate.c: Likewise.
7963 * libgcc2.c: Likewise.
7965 * mbchar.c: Likewise.
7966 * optabs.c: Likewise.
7967 * predict.c: Likewise.
7968 * prefix.c: Likewise.
7969 * profile.c: Likewise.
7970 * protoize.c: Likewise.
7972 * recog.c: Likewise.
7973 * regclass.c: Likewise.
7974 * regmove.c: Likewise.
7975 * reg-stack.c: Likewise.
7976 * reload1.c: Likewise.
7977 * resource.c: Likewise.
7978 * rtlanal.c: Likewise.
7981 2001-08-12 Kazu Hirata <kazu@hxi.com>
7983 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
7984 a tree representing a constant is passed to the macro.
7986 2001-08-12 Richard Henderson <rth@redhat.com>
7988 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
7989 (rs6000_elf_asm_out_destructor): New.
7990 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
7991 (DTORS_SECTION_ASM_OP): Remove.
7992 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7993 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
7995 2001-08-12 David Edelsohn <edelsohn@gnu.org>
7998 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7999 * gcc.c (set_collect_gcc_options): New function, split out from
8001 Ignore elided switches.
8002 (do_spec_1): Invoke before executing command.
8003 (set_input): Export.
8004 Move declaration ...
8005 * gcc.h (set_input): ... here.
8006 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8009 2001-08-12 Richard Henderson <rth@redhat.com>
8011 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
8012 thinko wrt TARGET_RELOCATABLE.
8014 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
8016 * fix-header.c (cb_file_change): Update prototype.
8018 2001-08-11 Zack Weinberg <zackw@panix.com>
8020 * toplev.c (set_float_handler): Make static.
8021 * toplev.h: Don't prototype set_float_handler.
8023 * simplify-rtx.c: Don't include setjmp.h.
8024 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
8026 (simplify_unary_operation, simplify_binary_operation): Use them,
8027 via do_float_handler.
8029 * fold-const.c: Don't include setjmp.h.
8030 (exact_real_inverse_1): New function.
8031 (exact_real_inverse): Use it, via do_float_handler.
8033 * varasm.c: Don't include setjmp.h.
8034 (assemble_real_1): New function.
8035 (assemble_real): Use it, via do_float_handler.
8036 Call internal_error if we get a trap here.
8038 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
8039 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
8041 2001-08-11 Zack Weinberg <zackw@panix.com>
8043 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
8044 STACK_BOUNDARY if not already defined.
8046 * calls.c, function.c, reload1.c, explow.c: Don't default
8047 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
8048 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
8050 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
8053 * doc/tm.texi: Document that STACK_BOUNDARY is required;
8054 clarify difference between it and PREFERRED_STACK_BOUNDARY.
8056 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8058 * cppmacro.c (enter_macro_context): Push macro expansions even
8061 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8063 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
8064 (rs6000_elf_section_type_flags): Actually return a value.
8066 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8068 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
8069 Clean up code: add missing comments and prototypes, fix warnings,
8070 remove obsolete code, fix spacing to conform to coding style.
8072 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8074 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
8075 and TARGET_ASM_CLOSE_PAREN.
8076 (regclass_map): CC register belongs to class NO_REGS.
8077 (legitimize_pic_address): Don't generate unnecessary moves
8078 (to avoid confusing loop optimization).
8079 (check_and_change_labels): Replace jump_long by indirect_jump.
8080 (s390_final_chunkify): Don't start a new literal pool on section
8081 switch in 64-bit code.
8082 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
8084 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
8085 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
8086 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
8088 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
8089 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
8090 (CONST_COSTS): Fixed incorrect costs.
8092 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
8093 Use emit_jump instead of emit_jump_insn (gen_jump).
8094 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
8095 (to avoid confusing flow analysis).
8096 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
8097 (casesi, casesi_jump): New.
8098 (jump_long): Removed. Functionality merged into indirect_jump.
8099 (indirect_jump): Accept address_operand, not just register_operand.
8100 (cjump_long, icjump_long): Use same logic as indirect_jump.
8101 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
8102 Fixed broken setjmp/longjmp handling.
8103 (do_builtin_setjmp_setup): Removed.
8105 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
8106 broken GNU as versions that don't accept .quad with large
8107 negative values. Use hexadecimal output instead.
8108 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
8109 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
8110 FUNCTION_EPILOGUE): Removed. Now in targetm.
8112 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
8114 * config/s390/fixdfdi.h: Add missing copyright statement.
8115 Fix type conflicts on 64-bit. Add missing SFmode routines.
8117 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
8120 2001-08-11 Richard Henderson <rth@redhat.com>
8122 * rtl.h (REG_EH_RETHROW): Remove.
8123 * rtl.c (reg_note_name): Update.
8124 * combine.c (distribute_notes): Don't check for it.
8126 2001-08-11 Richard Henderson <rth@redhat.com>
8128 * combine.c (distribute_notes): Place REG_SETJMP.
8130 2001-08-11 Richard Henderson <rth@redhat.com>
8132 * doc/extend.texi (Arrays and pointers implementation): Discourage
8133 relying on sign-extension of pointers.
8135 2001-08-11 H.J. Lu <hjl@gnu.org>
8137 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
8139 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
8140 RDATA_SECTION_ASM_OP.
8142 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8144 * doc/install.texi (Specific, c4x): Fix cross-reference to the
8145 main manual to work both for info and HTML versions.
8147 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8148 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8150 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
8151 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
8152 (struct cpp_pool): New member first.
8153 * cppinit.c (append_include_chain): Plug memory leaks.
8154 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
8155 Allocate pragma structures from the (aligned) macro pool to
8156 avoid leaking memory.
8157 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
8158 so we don't leak memory.
8159 * hashtable.c (ht_destroy): New.
8160 * hashtable.h (ht_destroy): New.
8162 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8163 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8165 * c-lex.c (map): Make const.
8166 (cb_file_change): Update for callback passing a line map.
8167 Don't assume we have a previous map. Remove sanity check
8168 about popping too many files.
8169 * cpperror.c (print_location): Make map const.
8170 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
8171 (cpp_make_system_header): Similarly.
8172 (search_from): Similarly.
8173 (_cpp_execute_include): Don't remember where we came from.
8174 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
8175 (struct cpp_reader): Make map const.
8176 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
8177 * cpplib.c (do_line): Update; line maps now hold sysp.
8178 (cpp_push_buffer): Similarly.
8179 (_cpp_do_file_change): Similarly; callback with map instead.
8180 (cpp_get_line_maps): Constify return value.
8181 (_cpp_pop_buffer): Update.
8182 * cpplib.h (struct cpp_file_change): Remove.
8183 (struct cpp_callbacks): Update.
8184 (cpp_get_line_maps): Constify return value.
8185 * cppmacro.c (_cpp_create_definition): Update.
8186 * cppmain.c (struct printer): Constify map.
8187 (maybe_print_line): Similarly.
8188 (print_line): Similarly. Deduce flags 1 and 2 here.
8189 (cb_file_change): Update.
8190 * line-map.c (free_line_maps): Warn regardless.
8191 (add_line_map): Return pointer to const. When passed NULL to_file
8192 with LC_LEAVE, use the obvious values for the return point so the
8193 caller doesn't have to figure them out.
8194 (lookup_line): Return pointer to const.
8195 (print_containing_files): Take pointer to const.
8196 * line-map.h (struct line_map): New members reason, sysp.
8197 (add_line_map): Return pointer to const.
8198 (lookup_line): Similarly.
8199 (print_containing_files): Take pointer to const.
8201 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
8202 Richard Henderson <rth@redhat.com>
8204 * regmove.c (regmove_optimize): Avoid setting a register twice in
8207 2001-08-10 Richard Henderson <rth@redhat.com>
8209 * doc/extend.texi (Arrays and pointers implementation): Document
8210 behavior of pointer/integer conversion.
8212 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
8214 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
8216 2001-08-10 Richard Henderson <rth@redhat.com>
8218 * doc/extend.texi (C Implementation): New chapter.
8219 * doc/gcc.texi (Top): Link it in.
8221 2001-08-10 Andrew Cagney <ac131313@redhat.com>
8223 * doc/install.texi (Specific): Fix CVS merge botch.
8225 2001-08-10 Richard Henderson <rth@redhat.com>
8227 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
8228 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
8230 2001-08-10 Zack Weinberg <zackw@stanford.edu>
8232 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
8233 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
8234 this macro is now required.
8236 * cselib.c (cselib_process_insn), flow.c (propagate_block),
8237 loop.c (find_and_verify_loops), reload.c (reload): Check
8238 for rtx code of CALL_INSN, not CALL, when deciding if we
8239 need to check for REG_SETJMP note.
8241 * gcse.c (compute_hash_table, compute_store_table): Update
8242 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
8245 * config/avr/avr.c: Fix typo.
8246 * config/convex/convex.c (expand_movstr): Use adjust_address.
8247 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
8249 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
8250 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
8252 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
8253 Do define STACK_BOUNDARY.
8254 * config/i370/i370.c: Include expr.h.
8255 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
8256 config/pa/som.h, config/v850/v850.h: Take in_ctors and
8257 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
8258 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
8259 * config/m88k/m88k.c: Include c-tree.h after expr.h.
8260 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
8261 * config/romp/romp.c: Include expr.h after tree.h.
8263 (output_fpop): Use xmalloc, not oballoc.
8264 * config/we32k/we32k.c: Include expr.h.
8266 2001-08-10 Kazu Hirata <kazu@hxi.com>
8268 * config/h8300/h8300.h: Fix formatting.
8270 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8272 * c-common.h (RETURN_NULLIFIED_P): Lose.
8273 * c-semantics.c (genrtl_return_stmt): Don't check it.
8275 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8277 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
8278 (mips_annotate_frame_insn): New function.
8279 (mips_emit_frame_related_store): New function.
8280 (save_restore_insns): Don't mark instructions that set up the base
8281 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
8282 the store instructions instead.
8283 (mips_expand_prologue): If the stack size is moved into a temporary
8284 register, do not mark that move as frame-related. Add a
8285 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
8287 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8289 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
8290 stack slot as unchanging if current_function_calls_eh_return.
8292 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8294 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
8295 access the second half of the TFmode scratch operand.
8297 2001-08-10 Anthony Green <green@redhat.com>
8299 * java/class.c (emit_register_classes): Conditionalize code on
8302 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8304 * doc/install.texi (Specific, avr): Fix cross-reference to the
8305 main manual to work both for info and HTML versions.
8307 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8309 * stmt.c (expand_null_return_1): Remove code to generate simple returns
8310 and "use_goto" argument.
8311 (expand_null_return, expand_value_return): Update all callers.
8312 * function.c (expand_function_end): Remove code to generate simple
8314 * config/vax/vax.md (epilogue): New expander for function return.
8315 * doc/md.texi (epilogue): Remove "if defined".
8317 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8319 * Makefile.in: Partially revert my previous change:
8320 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
8321 of the hashtab.o and safe-ctype.o rules.
8323 2001-08-09 Richard Henderson <rth@redhat.com>
8325 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
8326 (USE_COLLECT2): Remove duplicate definition.
8327 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
8328 (use_collect2): Remove dead code.
8329 * configure.in (use_collect2): Remove will_use_collect2 and
8330 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
8331 * configure: Rebuild.
8333 * target.h (targetm.asm_out.constructor): New.
8334 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
8335 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
8336 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
8337 * varasm.c (in_ctors, in_dtors): New.
8338 (assemble_constructor, assemble_destructor): Remove.
8339 (default_stabs_asm_out_destructor): New.
8340 (default_named_section_asm_out_destructor): New.
8341 (dtors_section, default_dtor_section_asm_out_destructor): New.
8342 (default_stabs_asm_out_constructor): New.
8343 (default_named_section_asm_out_constructor): New.
8344 (ctors_section, default_ctor_section_asm_out_constructor): New.
8345 * output.h: Update declarations.
8346 * c-decl.c (c_expand_body): Use target hooks instead of
8347 assemble_constructor and assemble_destructor.
8348 * profile.c (output_func_start_profiler): Likewise.
8349 * objc/objc-act.c (finish_objc): Likewise.
8350 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8351 for the constructor.
8352 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8354 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8355 (DTORS_SECTION_ASM_OP): Likewise.
8356 (__CTOR_LIST__): Use attribute section when possible.
8357 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8359 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8360 ASM_OUTPUT_CONSTRUCTOR.
8362 * config/darwin.c (machopic_asm_out_constructor): New.
8363 (machopic_asm_out_destructor): New.
8364 * config/darwin-protos.h: Update declarations.
8365 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8366 (ASM_OUTPUT_DESTRUCTOR): Remove.
8367 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8368 * config/nextstep.c (nextstep_asm_out_constructor): New.
8369 (nextstep_asm_out_destructor): New.
8370 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8371 (ASM_OUTPUT_DESTRUCTOR): Remove.
8372 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8373 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8374 ASM_OUTPUT_*STRUCTOR.
8375 * config/i386/aix386ng.h: Likewise.
8377 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8378 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8379 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8380 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8381 * config/lynx.h: Likewise.
8382 * config/netware.h: Likewise.
8383 * config/psos.h: Likewise.
8384 * config/alpha/alpha-interix.h: Likewise.
8385 * config/alpha/elf.h: Likewise.
8386 * config/arc/arc.h: Likewise.
8387 * config/arm/aof.h: Likewise.
8388 * config/arm/coff.h: Likewise.
8389 * config/arm/elf.h: Likewise.
8390 * config/c4x/c4x.h: Likewise.
8391 * config/h8300/h8300.h: Likewise.
8392 * config/i386/cygwin.h: Likewise.
8393 * config/i386/djgpp.h: Likewise.
8394 * config/i386/i386-coff.h: Likewise.
8395 * config/i386/i386-interix.h: Likewise.
8396 * config/i386/sco5.h: Likewise.
8397 * config/i386/vsta.h: Likewise.
8398 * config/i386/win32.h: Likewise.
8399 * config/i960/i960-coff.h: Likewise.
8400 * config/ia64/sysv4.h: Likewise.
8401 * config/m68hc11/m68hc11.h: Likewise.
8402 * config/m68k/coff.h: Likewise.
8403 * config/m68k/mot3300.h: Likewise.
8404 * config/m88k/m88k.h: Likewise.
8405 * config/mcore/mcore-pe.h: Likewise.
8406 * config/mcore/mcore.h: Likewise.
8407 * config/mips/elf.h: Likewise.
8408 * config/mips/elf64.h: Likewise.
8409 * config/mips/iris6.h: Likewise.
8410 * config/pa/pa64-hpux.h: Likewise.
8411 * config/rs6000/sysv4.h: Likewise.
8412 * config/sh/sh.h: Likewise.
8413 * config/sparc/litecoff.h: Likewise.
8415 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8416 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8417 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8418 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8419 (ASM_OUTPUT_DESTRUCTOR): Remove.
8420 * config/a29k/a29k.c: Move include of tree.h.
8421 * config/a29k/udi.h: Delete file.
8422 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8423 (vms_asm_out_destructor): New.
8424 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8425 (EXTRA_SECTION_FUNCTIONS): Likewise.
8426 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8427 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8428 * config/c4x/c4x.c: Move include of tree.h.
8429 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8430 (clix_asm_out_destructor): New.
8431 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8432 (ASM_OUTPUT_DESTRUCTOR): Remove.
8433 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8434 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8435 (TARGET_ASM_CONSTRUCTOR): New.
8436 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8437 (sco_asm_out_constructor): New.
8438 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8439 * config/i386/svr3gas.h: Remove stack grows up code.
8440 Remove code duplicated from i386/sysv3.h.
8441 (TARGET_ASM_CONSTRUCTOR): New.
8442 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8443 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8444 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8445 (TARGET_ASM_CONSTRUCTOR): New.
8446 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8447 (m68hc11_asm_out_destructor): New.
8448 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8449 (TARGET_ASM_DESTRUCTOR): New.
8450 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8451 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8452 config/svr3.h pertaining to section manipulation.
8453 * config/m68k/dpx2g.h: Remove #if 0 code.
8454 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8455 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8456 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8457 (TARGET_ASM_CONSTRUCTOR): New.
8458 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8459 (m88k_svr3_asm_out_constructor): New.
8460 (m88k_svr3_asm_out_destructor): New.
8461 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8462 (ASM_OUTPUT_DESTRUCTOR): Remove.
8463 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8464 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8465 * config/rs6000/aix.h: Likewise.
8466 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8467 * config/mips/vxworks.h: Likewise.
8468 * config/rs6000/lynx.h: Likewise.
8469 * config/sh/elf.h: Likewise.
8470 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8471 (DTORS_SECTION_ASM_OP): New.
8472 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8473 (ASM_OUTPUT_DESTRUCTOR): Remove.
8474 * config/sparc/sol2-sld-64.h: Likewise.
8475 * config/vax/vax.c (vms_asm_out_constructor): New.
8476 (vms_asm_out_destructor): New.
8477 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8478 (ASM_OUTPUT_DESTRUCTOR): Remove.
8479 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8481 * doc/tm.texi (@node Initialization): Update.
8483 2001-08-09 Richard Henderson <rth@redhat.com>
8485 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8486 (__do_global_dtors_aux): Use gp-relative static data to avoid
8487 one dynamic relocation.
8488 (__do_frame_setup): Register Java classes.
8489 * config/alpha/crtend.asm (__JCR_END__): New.
8491 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8493 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8494 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8495 (GEN, STAGESTUFF): Add new files.
8496 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8497 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8498 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8499 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8500 as well as insn-codes.h and insn-flags.h in config.h; and no
8501 extra headers in tconfig.h and hconfig.h.
8503 * gencodes.c: Eliminate code to generate predicate declarations
8504 or #defines for md-file constants.
8505 * genconstants.c, genpreds.c: New files.
8507 * i386.md: Re-order guard expressions such that TARGET_64BIT
8508 comes first, when this permits better optimization. Add
8509 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8510 why this is desirable.
8512 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8514 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8515 (find_fde_for_dso): Remove.
8516 (_Unwind_IteratePhdrCallback): New.
8517 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8518 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8520 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8522 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8523 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8525 2001-08-09 Graham Stott <grahams@redhat.com>
8527 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8528 (vis_no_unit): Use it.
8529 (visualize_no_unit): Add the insn only if room exists.
8531 2001-08-09 Graham Stott <grahams@redhat.com>
8533 * predict.c (estimate_probability): Replace magic numbers with
8534 appropriate enumeration.
8536 2001-08-09 Graham Stott <grahams@redhat.com>
8538 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8540 (EXTRACT_FLAGS): Likewise.
8542 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8544 * config/mips/mips.c (mips_legitimate_address_p): Check for
8545 CONST_INT in last patch.
8547 2001-08-08 Anthony Green <green@redhat.com>
8549 * java/class.c (emit_register_classes): Use assemble_jcr if
8550 possible. Keep the original mechanism as a fallback.
8551 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8552 and weak symbol support.
8553 * crtstuff.c (__JCR_LIST__): Define.
8554 (__JCR_END__): Define.
8555 (_Jv_RegiserClasses): Define weak symbol if possible.
8556 (__do_global_ctors_aux): Register classes for ELF targets with
8557 weak symbol support.
8559 2001-08-08 Kazu Hirata <kazu@hxi.com>
8561 * dbxout.c: Fix comment formatting.
8562 * dependence.c: Likewise.
8564 * diagnostic.c: Likewise.
8565 * dominance.c: Likewise.
8566 * doprint.c: Likewise.
8567 * dwarf2out.c: Likewise.
8568 * dwarfout.c: Likewise.
8569 * emit-rtl.c: Likewise.
8570 * except.c: Likewise.
8571 * explow.c: Likewise.
8572 * expmed.c: Likewise.
8575 * fold-const.c: Likewise.
8576 * function.c: Likewise.
8578 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8580 * global.c (retry_global_alloc): Avoid shadowing allocno.
8582 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8584 * except.c (remove_fixup_regions): Fix typo.
8586 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8588 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8589 unsigned HOST_WIDE_INT to avoid warning.
8590 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8591 * flow.c (set_block_for_new_insns): Likewise.
8593 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8595 * sibcall.c (return_value_pseudo): New static variable.
8596 (skip_copy_to_return_value): Handle return_value_pseudo.
8597 (call_ends_block_p): Ensure that return_value_pseudo is set.
8598 (optimize_sibling_and_tail_recursive_call): Discover the
8599 load of pseudo return value in alternate exit block.
8601 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8603 * calls.c (ECF_ALWAYS_RETURN): New constant.
8604 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8605 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8606 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8607 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8608 * rtl.c (reg_note_name): New name.
8609 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8611 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8613 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8615 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8617 * alias.c (get_alias_set): Return a previously calculated
8618 alias set for a VAR_DECL.
8619 * function.c (gen_mem_addressof): Calculate the alias set before
8622 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8624 * predict.def: Set hitrates according our experimental run.
8626 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8628 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8630 2001-08-08 H.J. Lu <hjl@gnu.org>
8632 * config/mips/mips.c (mips_unique_section): New. Copied from
8635 * config/mips/mips-protos.h (mips_unique_section): New
8638 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8640 * config/mips/little.h: New. Generic little endian mips
8641 targets. Only mips*-*-linux* is converted to use it so far.
8643 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8644 (WCHAR_TYPE): Defined
8645 (WCHAR_TYPE_SIZE): Likewise.
8646 (INIT_SUBTARGET_OPTABS): Likewise.
8647 (BSS_SECTION_ASM_OP): Likewise.
8648 (SBSS_SECTION_ASM_OP): Likewise.
8649 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8650 (ASM_DECLARE_OBJECT_NAME): Likewise.
8651 (UNIQUE_SECTION): Likewise.
8652 (EXTRA_SECTIONS): Likewise.
8653 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8654 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8655 (ASM_OUTPUT_DEF): Likewise.
8656 (HANDLE_SYSV_PRAGMA): Removed.
8657 (NO_IMPLICIT_EXTERN_C): Likewise.
8658 (TARGET_MEM_FUNCTIONS): Likewise.
8659 (STARTFILE_SPEC): Likewise.
8660 (ENDFILE_SPEC): Likewise.
8661 (LIB_SPEC): Likewise.
8662 (INVOKE__main): Likewise.
8663 (CTOR_LIST_BEGIN): Likewise.
8664 (CTOR_LIST_END): Likewise.
8665 (DTOR_LIST_BEGIN): Likewise.
8666 (DTOR_LIST_END): Likewise.
8667 (SET_ASM_OP): Likewise.
8668 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8669 (ASM_OUTPUT_DEF): Likewise.
8670 (ASM_OUTPUT_IDENT): Likewise.
8672 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8673 (CPLUSPLUS_CPP_SPEC): Likewise.
8674 (ASM_APP_ON) Redefine only if not defined.
8675 (ASM_APP_OFF): Likewise.
8676 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8677 (ASM_OUTPUT_IDENT): Likewise.
8679 * config.gcc: Update tm_file for Linux/mips.
8681 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8683 * cselib.c (cselib_record_sets): If insn is predicated, turn
8684 sources into IF_THEN_ELSEs.
8686 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8687 Turn into define_insn_and_split.
8689 * sched-deps.c: Include "cselib.h".
8690 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8691 Use cselib to turn memory addresses into VALUEs.
8692 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8693 * sched-int.h (struct sched_info): New member USE_CSELIB.
8694 * sched-ebb.c (ebb_sched_info): Initialize it.
8695 * sched-rgn.c (rgn_sched_info): Likewise.
8696 * Makefile.in (sched-deps.o): Update dependencies.
8698 * cselib.h (cselib_subst_to_values): Declare.
8699 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8700 that have no value and autoincs to be handled by generating a new
8703 2001-08-08 Graham Stott <grahams@redhat.com>
8705 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8706 within fixed length SEQUENCE.
8708 2001-08-08 Graham Stott <grahams@redhat.com>
8710 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8711 (diagnostic_prefixing_rule): Likewise.
8712 (diagnostic_line_cutoff): Likewise.
8713 (diagnostic_kind_count): Likewise.
8715 2001-08-08 Graham Stott <grahams@redhat.com>
8717 * alias.c (find_base_decl): Delete redundent assignment.
8719 2001-08-08 Graham Stott <grahams@redhat.com>
8721 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8722 (abs): Uppercase and paranthesize macro parameter.
8723 (MEM_DEPENDENCY): Add whitespace.
8725 2001-08-08 Graham Stott <grahams@redhat.com>
8727 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8728 failure check for CONST_INT
8730 2001-08-08 Graham Stott <grahams@redhat.com>
8732 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8733 (libcall_dead_p): Likewise.
8735 (mark_used_regs): Constify fmt.
8736 (find_use_as_address): Likewise.
8738 2001-08-08 Graham Stott <grahams@redhat.com>
8740 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8743 2001-08-08 Graham Stott <grahams@redhat.com>
8745 * combine.c (combine_simplify_rtx): Update comment and
8746 remove erroneous test.
8748 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8750 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8751 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8752 take care to avoid multiple no-newline at EOF warnings in that
8755 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8757 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8758 (emit_library_call_value_1): Likewise.
8759 (emit_call_1): Emit REG_SETJMP note.
8760 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8762 * cselib.c (cselib_process_insn): Likewise.
8763 * flow.c (propagate_block): Likewise.
8764 * loop.c (find_and_verify_loops): Likewise.
8765 * reload.c (find_equiv_regs): Likewise.
8766 * reload1.c (reload): Likewise.
8767 * resource.c (mark_referenced_resources,
8768 mark_set_resources): Likewise.
8769 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8770 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8771 * haifa-sched.c (unlink_other_notes): Likewise.
8772 (reemit_notes): Likewise.
8773 * sched-ebb.c (sched_ebb): Likewise.
8774 * sched-rgc.c (sched_region): Likewise.
8775 * rtl.c (note_insn_name): Likewise.
8776 (reg_note_name): Add REG_SETJMP
8777 * rtl.h (reg_note): Add REG_SETJMP.
8778 (insn_note): Remove NOTE_INSN_SETJMP.
8780 * profile.c (branch_prob): Add fake edges for setjmp.
8782 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8784 * config.gcc: Quote target_cpu_default2 correctly for
8785 powerpc*-*-* targets.
8787 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8789 * cpplib.h, line-map.h: Update comments.
8790 * cppmain.c (printer_init): Move inline.
8791 (maybe_print_line, print_line): Take a map pointer.
8792 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
8793 (cb_file_change): Don't use prior value of print.map.
8795 2001-08-07 David Edelsohn <edelsohn@gnu.org>
8797 * doc/install.texi: Document fine-grained multilib configuration.
8799 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8801 * rtlanal.c (find_first_parameter_load): Call note_stores
8802 only on the instructions.
8804 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8806 * alias.c (nonlocal_mentioned_p):
8807 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
8808 * calls.c (emit_call_1): Likewise.
8809 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
8810 * cselib.c (cselib_process_insn): Likewise.
8811 * df.c (df_insns_modify): Likewise.
8812 * flow.c (need_fake_edge_p): Likewise.
8813 (propagate_one_insn): Likewise.
8814 * haifa-sched.c (reemit_notes): Likewise.
8815 * integrate.c (copy_insn_list): Likewise.
8816 * jump.c (delete_prior_computation): Likewise.
8817 * local-alloc.c (validate_equiv_mem): Likewise.
8818 * loop.c (scan_loop): Likewise.
8819 * predict.c (estimate_probability): Likewise.
8820 * reload.c (reload): Likewise.
8821 * sched-deps (sched_analyze): Likewise.
8822 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
8823 * gcse.c (compute_hash_table): Likewise.
8824 (mark_call): Likewise.
8825 (store_killed_in_insn): Likewise.
8827 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
8829 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
8831 2001-08-06 Richard Henderson <rth@redhat.com>
8833 * varasm.c (assemble_gc_entry): Remove.
8834 * output.h: Likewise.
8836 2001-08-06 Richard Henderson <rth@redhat.com>
8838 * varasm.c (assemble_constructor): Take a symbol_ref and a
8839 priority instead of a bare string. Move priority handling
8840 here from cp/decl2.c.
8841 * output.h: Update decls.
8843 * c-decl.c (c_expand_body): Update calls to assemble_constructor
8844 and assemble_destructor.
8845 * profile.c (output_func_start_profiler): Likewise.
8846 * objc/objc-act.c (finish_objc): Likewise.
8847 (build_module_descriptor): Return the symbol not the symbol name.
8849 2001-08-06 David Edelsohn <edelsohn@gnu.org>
8851 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
8852 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
8853 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
8854 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
8855 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
8856 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
8858 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8860 * cpperror.c (print_containing_files): Moved to line-map.c.
8861 (print_location): line-map.c handles re-listing or otherwise.
8862 * cpphash.h (struct lexer_state): Remove next_bol.
8863 (struct cpp_buffer): Remove include_stack_listed.
8864 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8865 Remove faked buffer handling.
8866 (_cpp_do_file_change): Tweak.
8867 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
8868 * cppmain.c (struct printer): Remove filename.
8869 (print_line, cb_file_change): Update accordingly.
8870 * line-map.c: Include intl.h.
8871 (init_line_maps): Initialize last_listed.
8872 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
8873 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
8874 (print_containing_files): New.
8875 * line-map.h (struct line_maps): New member last_listed.
8876 (print_containing_files, INCLUDED_FROM): New.
8877 * Makefile.in: Update.
8878 * po/POTFILES.in: Add line-map.c.
8880 2001-08-06 Richard Henderson <rth@redhat.com>
8882 * except.c (convert_from_eh_region_ranges_1): Never mark
8883 USE or CLOBBER insns as throwing.
8885 * expr.c (store_constructor): Don't clobber memory targets.
8887 2001-08-06 Andreas Jaeger <aj@suse.de>
8889 * profile.c (branch_prob): Remove unused variable insn.
8891 * Makefile.in (local-alloc.o): Add dependency on except.h.
8893 * local-alloc.c: Include except.h for can_throw_internal prototype.
8895 2001-08-06 Richard Henderson <rth@redhat.com>
8897 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
8898 * function.c (expand_main_function): Implement it.
8899 * doc/tm.texi: Document it.
8901 2001-08-06 Stan Shebs <shebs@apple.com>
8903 * doc/install.texi: Document powerpc-*-darwin* details.
8905 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
8907 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
8908 (ASM_CPU_SPEC): Move back to rs6000.h
8909 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
8911 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
8913 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
8916 * config/rs6000/linux64.h: Ditto.
8918 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8919 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
8922 Remove accidently readded definitions of FUNCTION_PROLOGUE,
8923 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
8925 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8928 2001-08-05 Richard Henderson <rth@redhat.com>
8930 * local-alloc.c (update_equiv_regs): Do not move insns that
8933 2001-08-05 Jan Hubicka <jh@suse.cz>
8935 * Makefile.in (reload1.o): Add dedendancy on except.h
8936 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
8938 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
8939 indicating wehther edges has been cleaned up.
8940 * reload1.c: Inlucde except.h
8941 (fixup_abnormal_edges): Accept deleted insns.
8942 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
8945 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8947 * cpplib.c (do_line): Correct line number after pop_buffer.
8949 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8951 PR preprocessor/3824
8952 * line-map.c: Update comments.
8953 * line-map.h: Update comments.
8954 * tradcif.y: Don't consider large numbers unsigned.
8956 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
8958 PR preprocessor/3081
8959 * c-lex.c (map): New.
8960 (cb_file_change): Update map and use it.
8961 (cb_def_pragma, cb_define, cb_undef): Use map and line.
8962 (c_lex): Update to use map.
8963 * cpperror.c (print_location): Move to using logical line numbers.
8964 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
8965 (cpp_make_system_header): Similarly.
8966 (_cpp_execute_include): Stop line numbering hacks. Store the
8967 line we will return to.
8968 * cpphash.h (CPP_BUF_LINE): Remove.
8969 (struct cpp_buffer): Remove lineno and pseudo_newlines.
8970 Add map and return_to_line.
8971 (_cpp_do_file_change): Update.
8972 * cppinit.c (cpp_start_read): Update line kludge.
8973 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
8974 (trigraph_ok): Use logical line numbers for diagnostics.
8975 (skip_block_comment): Likewise.
8976 (skip_whitespace): Likewise.
8977 (skip_line_comment): Use pfile->line instead.
8978 (_cpp_lex_token): Update to use logical line numbering exclusively.
8979 Handle BOL locally. Accept new lines in directives, but keep
8980 pfile->line decremented. Diagnostics use logical lines. Update
8982 * cpplib.c (SEEN_EOL): New.
8983 (skip_rest_of_line, check_eol): Use it.
8984 (end_directive): Increase line number when accepting the newline
8985 at the end of a directive.
8986 (run_directive): Simplify.
8987 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
8988 (_cpp_do_file_change): Update to take buffer line number as an
8989 argument, and store the current map in the cpp_reader. Remove
8990 line number kludges.
8991 (_cpp_do__Pragma): Restore output position after a _Pragma.
8992 (cpp_push_buffer): Don't set output line or lineno.
8993 (_cpp_pop_buffer): Transfer more info from a faked buffer.
8994 Remove line kludge. Set output_line.
8995 * cppmacro.c (builtin_macro): Update handling of __LINE__.
8996 (parse_arg): Use logical lines.
8997 (save_lookahead_token): Save EOFs too now.
8998 * cppmain.c (struct printer): Fix comments.
8999 (printer_init): Simplify, let caller do errors.
9000 (scan_translation_unit, check_multiline_token, dump_macro): Update.
9001 (maybe_print_line): Simplify.
9002 (print_line): Don't print a linemarker if -P.
9003 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
9004 (cb_file_change): Simplify.
9005 * line-map.h (LAST_SOURCE_LINE): Fix.
9006 (CURRENT_LINE_MAP): New.
9008 2001-08-05 Bernd Schmidt <bernds@redhat.com>
9010 * doloop.c (doloop_modify_runtime): Properly compute number of
9011 iterations if loop was unrolled.
9013 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
9014 if their CSELIB_VAL_PTRs are.
9016 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
9017 (setup_spill_pointers): Initialize it.
9018 (spill_restore_mem): Set it.
9019 (do_spill, do_restore): Use it to add REG_INC note.
9020 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
9022 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
9023 asms if other insns are available.
9025 * config/ia64/ia64.c (condop_operator): New predicate.
9026 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
9027 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
9030 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
9031 temporary register than directly using a MEM.
9033 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9035 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
9036 parameter in last change.
9038 2001-08-04 Zack Weinberg <zackw@panix.com>
9040 * sparc.md: Don't use #if inside C test expression.
9042 2001-08-04 Richard Henderson <rth@redhat.com>
9044 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
9046 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
9048 * cpphash.h (struct cpp_reader): New member directive_line.
9049 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
9050 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
9051 do_pragma): Pass line to callbacks.
9052 (start_directive): Record line of directive.
9053 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
9054 cb_include): Similarly.
9055 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
9058 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9060 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
9063 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9065 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
9067 * reload1.c (fixup_abnormal_edges): New static function.
9070 * flow.c (need_fake_edge_p): New function.
9071 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
9072 avoid call insn to be very last insn in the insn stream.
9074 * profile.c (branch_prob): Call flow_call_edges_add instead of
9075 doing that by hand; cleanup cfg to re-merge basic blocks once
9078 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9080 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
9081 are also on line-map.h.
9082 * cppfiles.c (stack_include_file): Update.
9083 * cpphash.h (struct cpp_buffer): New member return_at_eof.
9084 (_cpp_pop_buffer): New.
9085 * cppinit.c (cpp_destroy, cpp_finish): Update.
9086 (do_includes): Mark each buffer to return at EOF.
9087 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
9088 return as requested.
9089 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
9090 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
9091 * cpplib.h (cpp_pop_buffer): Remove.
9092 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
9093 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
9095 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
9097 (do_preprocessing): Update.
9098 * fix-header.c (read_scan_file): Update. No need to pop buffers.
9099 * c-parse.in (_yylex): Similarly.
9100 * scan-decls.c (scan_decls): Similarly.
9101 * line-map.h: Update comments.
9103 * objc/Make-lang.in (objc-act.o): Update dependencies.
9105 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9107 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
9108 and soft register for operand 0.
9109 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
9111 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9113 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
9114 register for operand 0.
9115 ("bitcmpqi_z_used"): Allow memory for operand 0.
9116 (split "bitcmpqi"): New split to handle address reg as operand 1.
9118 2001-08-04 Andreas Jaeger <aj@suse.de>
9120 * gcse.c: Revert Daniel's last patch.
9122 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9124 * sparc-protos.h: Add prototypes for fp_zero_operand and
9126 * sh-protos.h: Add prototype for fpul_operand.
9128 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9130 * doc/extend.texi (Other Builtins): Fix typo in last change.
9132 2001-08-03 Richard Henderson <rth@redhat.com>
9134 * target.h (gcc_target): Add asm_out.named_section,
9135 section_type_flags, have_named_sections.
9136 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
9137 (TARGET_HAVE_NAMED_SECTIONS): New.
9138 (TARGET_SECTION_TYPE_FLAGS): New.
9140 * Makefile.in (toplev.o): Depend on TARGET_H.
9141 (varasm.o, dbxout.o): Likewise.
9142 * c-common.c (decl_attributes): Check targetm.have_named_sections
9143 instead of ifdef ASM_OUTPUT_SECTION_NAME.
9144 * dbxout.c (dbxout_function_decl): Likewise.
9145 (dbxout_function_end): Likewise.
9146 * toplev.c (compile_file): Likewise.
9147 * varasm.c (exception_section): Likewise.
9148 * cp/decl2.c (finish_objects): Likewise.
9150 * defaults.h (EH_FRAME_SECTION): Remove.
9151 (EH_FRAME_SECTION_ASM_OP): Remove.
9152 (EH_FRAME_SECTION_NAME): New.
9153 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
9154 (UNIQUE_SECTION_P): Remove.
9155 * dwarf2out.c (SECTION_FORMAT): Remove.
9156 (ASM_OUTPUT_SECTION): Remove.
9157 (output_call_frame_info): Use named_section_flags.
9158 (output_comp_unit, dwarf2out_start_source_file): Likewise.
9159 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
9160 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
9161 * varasm.c (in_eh_frame, eh_frame_section): Remove.
9162 (named_section_flags): New.
9163 (named_section): Use it and targetm.section_type_flags.
9164 (resolve_unique_section): New.
9165 (assemble_start_function): Use it.
9166 (asm_emit_uninitialised, assemble_variable): Likewise.
9167 (default_section_type_flags): New.
9168 (default_no_named_section, default_elf_asm_named_section): New.
9169 (default_coff_asm_named_section, default_pe_asm_named_section): New.
9170 * output.h: Update varasm.c decls.
9171 (SECTION_*): New flags.
9173 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
9174 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
9176 * config/elfos.h (UNIQUE_SECTION_P): Remove.
9177 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
9178 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
9179 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9180 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
9181 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
9182 * config/mips/elf.h, config/mips/elf64.h: Likewise.
9183 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
9184 * config/pa/pa64-hpux.h,
9186 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
9187 (TARGET_ASM_NAMED_SECTION): New.
9188 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
9189 * config/alpha/vms.h, config/arm/coff.h: Likewise.
9190 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
9191 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
9192 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
9193 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
9194 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9195 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
9196 * config/i386/sco5.h, config/i386/win32.h: Likewise.
9197 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
9198 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
9199 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
9200 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
9201 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
9202 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
9203 * config/sparc/sysv4.h: Likewise.
9205 * config/nextstep.h: Error until named sections implemented.
9207 * config/a29k/a29k.c (a29k_asm_named_section): New.
9208 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
9209 (vms_section_type_flags, vms_asm_named_section): New.
9210 * config/arm/arm.c (arm_elf_asm_named_section): New.
9211 * config/avr/avr.c (asm_output_section_name): Remove.
9212 * config/avr/avr-protos.h: Update.
9213 * config/c4x/c4x.c (c4x_asm_named_section): New.
9214 * config/h8300/h8300.c (h8300_asm_named_section): New.
9215 * config/i386/i386.c (sco_asm_named_section): New.
9216 * config/i386/winnt.c (SECTION_PE_SHARED): New.
9217 (i386_pe_section_type_flags): New.
9218 (i386_pe_asm_named_section): New.
9219 * config/i386/i386-protos.h: Update.
9220 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
9221 * config/mcore/mcore.c (mcore_asm_named_section): New.
9222 * config/mips/mips.c (iris6_asm_named_section): New.
9223 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
9224 instead of UNIQUE_SECTION_P.
9225 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
9226 (xcoff_asm_named_section): New.
9227 * config/sh/sh.c (sh_asm_named_section): New.
9228 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
9230 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
9231 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
9232 (EH_FRAME_SECTION_NAME): New.
9233 (EXCEPTION_SECTION): New.
9234 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
9235 (DEBUG_*_SECTION): Remove.
9236 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
9237 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
9238 (EH_FRAME_SECTION_ASM_OP): Remove.
9240 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
9241 (ASM_OUTPUT_SECTION_NAME): Remove.
9242 (TARGET_ASM_NAMED_SECTION): New.
9243 (TARGET_HAVE_NAMED_SECTIONS): New.
9244 (TARGET_SECTION_TYPE_FLAGS): New.
9245 (EH_FRAME_SECTION_ASM_OP): Remove.
9246 (EH_FRAME_SECTION_NAME): New.
9248 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9250 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
9251 for complex expressions when cfun == 0.
9252 * doc/extend.texi: Document that __builtin_constant_p can be
9253 used in data initializers as well as functions.
9255 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
9257 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
9258 variable I locally, instead of expecting a declaration in the
9261 2001-08-03 Richard Henderson <rth@redhat.com>
9263 * except.c (collect_one_action_chain): Add an explicit cleanup
9264 action if regions surrounding a catch were encoded entirely
9265 within the call-site entry.
9267 2001-08-03 Richard Henderson <rth@redhat.com>
9269 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
9270 don't take REGNO of a non-register.
9272 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9274 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
9275 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
9276 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
9277 (__gthread_mutex_init_function): New function for mutex initialization.
9279 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9281 * Makefile.in: Revert screwed up commit.
9283 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9285 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
9286 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
9287 merged by linker script to get a final _exit().
9288 (__do_global_dtors): New for destructor handling in specific exit
9290 (__do_global_ctors): New for constructors in specific install section.
9291 (__map_data_section): Map data sections before running constructors.
9292 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
9293 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
9294 (DTORS_SECTION_ASM_OP): Likewise.
9295 (CTORS_SECTION_FUNCTION): Define to force a reference to
9297 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
9299 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9301 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
9303 * Makefile.in: Add df.h to gcse.c dependencies.
9305 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9307 * varasm.c (output_constant_def_contents): Use for the length of a
9308 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
9309 depending on which is larger.
9311 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9313 * gcse.c: Include df.h for use as a dataflow analyzer.
9315 Declaration of reg_set_info: gone.
9316 New df_analyzer variable used by store motion.
9317 (reg_set_info): Deleted.
9318 (mark_mem_regs): New function, analyze regs used by a mem.
9319 (store_ops_ok): Use dataflow analyzer results to determine if
9320 necessary regs are changed in the block.
9321 (find_moveable_store): Remove check for symbol ref, we can handle
9322 much more complex expressions now.
9323 (compute_store_table): Remove most of the code, it's unnecessary
9324 now that the dataflow analyzer records the info for us.
9325 (store_killed_after): Add parameter to say whether to do the
9326 store_ops_okay test, used to speed up testing when we already know
9327 the answer, and just want to know if the store itself was killed.
9328 (build_store_vector): Largely rewritten to calculate the various
9329 vectors properly, and somewhat optimized.
9330 (store_motion): Init the df_analyzer, get REG_DEF chains.
9331 Also handle trapping expressions (since mems almost always trap)
9332 (simple_mem): Redefine what a simple mem is.
9334 2001-08-03 DJ Delorie <dj@redhat.com>
9336 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
9337 set from a constant part of the condition.
9339 2001-08-01 Andrew Cagney <ac131313@redhat.com>
9341 * mkdeps.c (deps_add_default_target): Make local variable
9342 ``start'' a const char pointer.
9343 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
9345 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9347 * doc/install.texi (Configuration): Fix markup.
9348 (Specific, i?86-*-udk): Likewise.
9349 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9351 Document --enable-threads and --enable-libgcj status.
9352 (Specific, mips-sgi-irix*): Canonicalize triples.
9353 (Specific, mips-sgi-irix5): Warn about problems with this config.
9354 Mention required GNU as patch.
9355 Native assembler problems are fixed.
9356 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9357 Document --enable-threads and --enable-libgcj status.
9359 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9361 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9364 2001-08-03 Richard Henderson <rth@redhat.com>
9366 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9369 2001-08-03 Richard Henderson <rth@redhat.com>
9371 * rtlanal.c (find_first_parameter_load): Stop if we
9372 reach a CODE_LABEL at BOUNDARY.
9374 2001-08-03 Richard Henderson <rth@redhat.com>
9376 * config/alpha/alpha.md (force_movdi): New insn.
9377 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9378 Tweek FRP marking of VMS prologue insns.
9379 * config/alpha/vms.h (EPILOGUE_USES): New.
9381 2001-08-02 Richard Henderson <rth@redhat.com>
9383 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9385 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9387 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9388 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9389 config/convex/convex.h, config/d30v/d30v.c,
9390 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9391 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9392 config/mips/mips.h, config/mn10200/mn10200.h,
9393 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9394 config/v850/v850.h, config/vax/openbsd.h,
9395 config/vax/openbsd1.h, config/vax/ultrix.h,
9396 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9397 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9398 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9399 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9400 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9401 in comments and documentation.
9403 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9407 * Makefile.in (line-map.o): New.
9408 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9409 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9410 * cpperror.c (print_containing_files): Similarly.
9411 (print_location): Update. Don't output a space before _Pragma.
9412 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9413 (stack_include_filee, cpp_make_system_header): Update.
9414 (_cpp_execute_include): Get logical line number right for calling
9415 as-yet-unterminated #include.
9416 * cpphash.h (struct cpp_reader): Add line_maps.
9417 (_cpp_do_file_change): Update.
9418 * cppinit.c (cpp_create_reader): Initialize line maps.
9419 (cpp_destroy): Destroy line maps.
9420 (cpp_start_read): Get logical line number right.
9421 * cpplex.c (parse_string): Only warn once for multi-line strings.
9422 Use boolean variable for null warning.
9423 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9425 (do_include_common): End the directive early.
9426 (do_line): Don't warn about out-of-range lines in preprocessed
9427 source. Update. Remove unused variables.
9428 (_cpp_do_file_change): Update for new line mapping.
9429 (pragma_cb): New typedef.
9430 (cpp_register_pragma): Stop looking ahead before calling the
9432 (do_pragma_system_header): End directive early.
9433 (cpp_get_line_maps): New.
9434 (cpp_pop_buffer): Fudge logical line. Update.
9435 * cpplib.h: Include line-map.h
9436 (enum cpp_fc_reason): Remove.
9437 (struct cpp_file_change): Update.
9438 (cpp_get_line_maps): New.
9439 * cppmain.c (struct_printer): New member map.
9440 (cb_file_change): Update for new mappings.
9441 * fix-header.c (cb_file_change): Similarly.
9443 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9445 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9446 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9448 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9450 * config/vax/vax.c: include expr.h.
9452 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9454 * Makefile.in ($(srcdir)/configure): Only rebuild in
9456 ($(srcdir)/config.in): Only define in maintainer mode.
9457 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9459 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9461 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9463 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9465 * gcc.c (set_collect_gcc_options): New function, split out from
9467 Ignore elided switches.
9468 (do_spec_1): Invoke before executing command.
9469 (set_input): Export.
9470 Move declaration ...
9471 * gcc.h (set_input): ... here.
9472 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9475 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9478 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9480 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9482 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9484 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9485 for the unnamed instructions it expands to.
9487 2001-08-02 Richard Henderson <rth@redhat.com>
9489 * regclass.c (call_really_used_regs): Conditionally define.
9490 (init_reg_sets_1): Don't use it if not defined.
9491 (fix_register): Similarly, don't set it.
9493 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9495 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9496 Correct comment that had been missed in the previous change.
9498 2001-08-01 Stan Shebs <shebs@apple.com>
9500 * config/darwin.c (machopic_stub_name): Try matching by name.
9501 (update_stubs): New function.
9502 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9505 2001-08-01 Richard Henderson <rth@redhat.com>
9507 * except.c (output_function_exception_table): Use assemble_align.
9508 * varasm.c (assemble_eh_label): Remove.
9509 (assemble_eh_align, assemble_eh_integer): Remove.
9511 2001-08-01 Robert Lipe <robertl@caldera.com>
9513 * dwarfout.c: Remove reference to README.DWARF.
9515 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9517 * regclass.c (call_really_used_regs): New array for registers which
9518 are actually used by a call.
9519 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9521 (fix_register): Set call_really_used too.
9522 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9523 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9525 2001-08-01 Richard Henderson <rth@redhat.com>
9527 * read-rtl.c (read_name): Consider \r whitespace.
9529 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9531 * config.gcc: Recognize powerpc-*-netbsd*.
9533 * doc/install.texi (Host/target specific installation notes for
9534 GCC): Mention powerpc-*-netbsd*.
9536 * config/rs6000/netbsd.h: New file.
9537 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9538 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9539 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9540 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9541 (TARGET_VERSION): Redefine.
9543 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9544 mcall-netbsd as a match for mcall-sysv.
9545 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9546 (ncrti.S, ncrtn.S): New targets.
9547 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9549 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9550 "netbsd' as a V4 ABI.
9551 (ASM_SPEC): Check for -mcall-netbsd.
9552 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9553 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9554 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9555 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9556 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9557 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9558 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9560 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9561 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9563 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9565 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9566 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9567 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9568 including "unwind-pe.h".
9570 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9572 * rs6000.md (define_splits): Kill unused constraints.
9574 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9575 Jan Hubicka <jh@suse.cz>
9577 * function.c (thread_prologue_and_epilogue_insns): Kill code
9578 dealing with non-existent CFG.
9580 2001-08-01 Kazu Hirata <kazu@hxi.com>
9582 * alias.c: Fix comment formatting.
9583 * bitmap.c: Likewise.
9584 * builtins.c: Likewise.
9585 * calls.c: Likewise.
9586 * c-common.c: Likewise.
9587 * c-decl.c: Likewise.
9588 * c-dump.c: Likewise.
9589 * c-lex.c: Likewise.
9590 * collect2.c: Likewise.
9591 * combine.c: Likewise.
9592 * conflict.c: Likewise.
9593 * cppfiles.c: Likewise.
9594 * cppinit.c: Likewise.
9595 * cpplex.c: Likewise.
9596 * cpplib.c: Likewise.
9597 * cppmacro.c: Likewise.
9598 * cppspec.c: Likewise.
9599 * c-pragma.c: Likewise.
9600 * crtstuff.c: Likewise.
9602 * cselib.c: Likewise.
9603 * c-semantics.c: Likewise.
9604 * c-typeck.c: Likewise.
9606 2001-08-01 H.J. Lu <hjl@gnu.org>
9608 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9610 2001-08-01 H.J. Lu <hjl@gnu.org>
9612 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9614 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9616 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9617 contextualizing Objective-C class name lookup by the lexer.
9618 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9620 (protocoldef): Add support for forward @protocol declarations.
9621 (yylexname): Suppress ObjC class name lookup in certain contexts;
9622 re-enable after lookup is complete.
9623 (_yylex): Re-enable ObjC class name lookup when certain
9624 punctuation marks are seen.
9626 * objc/objc-act.c (check_protocol_recursively): New function used
9627 for finding circular dependencies in protocols.
9628 (objc_declare_protocols): New function for handling forward
9629 @protocol declarations.
9630 (receiver_is_class_object): Detect the case when 'self' is used
9631 inside of a class method.
9632 (build_message_expr): Issue a warning if class method is desired
9633 but instance method is found instead.
9634 (conforms_to_protocol): Streamline.
9635 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9636 protocol Foo, even if 'Bar foo' does not.
9637 (check_protocols): Streamline.
9638 (start_protocol): Add checks for circular and duplicate protocol
9640 (encode_aggregate_within): For typedefs of structs, encode the
9642 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9643 (objc_declare_protocols): New prototype.
9645 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9647 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9648 * cpplex.c (handle_newline): Update prototype. Maintain logical
9650 (skip_escaped_newlines, skip_block_comment, parse_string):
9652 (_cpp_lex_token): Update, and store token position within the token.
9653 * cpplib.h (struct cpp_token): Add line and column entries.
9654 * cppmacro.c (replace_args): Position stringified tokens correctly.
9656 2001-08-01 Andreas Jaeger <aj@suse.de>
9658 * basic-block.h: Add prototype for last_loop_beg_note.
9660 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9662 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9663 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9665 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9666 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9667 expand_decl_cleanup.
9668 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9670 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9671 operand while calling simple_cst_equal.
9672 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9673 operand is the cleanup expression, the third is the RTL_EXPR.
9674 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9676 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9678 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9680 2001-07-31 matthew green <mrg@eterna.com.au>
9682 * config.gcc (i386-*-netbsdelf): New description.
9683 * config/i386/netbsd-elf.h: New file.
9685 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9687 * loop.c (check_dbra_loop): Use single_set to compute
9690 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9692 PowerPC reorg and support for powerpc64-*-linux*.
9694 Also fixes emitting of constants on 32 bit and 64 bit
9697 * config.gcc: powerpc64-*-linux* is a new target.
9698 Things that needed aix.h now also include xcoff.h
9700 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9702 Move AIX specific stuff into aix.h.
9703 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9704 with more than just XCOFF now.
9705 (SET_ASM_OP): Remove, now defined where needed.
9706 (FUNCTION_PROLOGUE): New macro definition.
9707 (FUNCTION_EPILOGUE): New macro definition.
9708 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9710 * config/rs6000/xcoff.h: New file.
9712 * config/rs6000/linux64.h: New file.
9714 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9716 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9718 * rs6000.c (print_operand_address): Handle ELF syntax.
9719 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9720 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9721 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9723 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9725 * rs6000.c (rs6000_override_options): Only disable
9726 flag_function_sections for XCOFF.
9727 (exact_log2_cint_operand): New predicate.
9728 (reg_or_{add,sub}_cint64_operand): New predicates.
9729 (add_operand): Compare CONST_INT with fewer function calls.
9730 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9731 (print_operand, case 'p'): Ensure positive operand.
9732 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9733 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9734 (PREDICATE_CODES): Add new predicates.
9735 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9736 (divsi3, modsi3): Ensure positive power-of-2.
9737 (adddi3): Use new predicate. Split 32-bit constants more
9738 correctly. Re-arrange splitter to handle any constant.
9739 (subdi3): Use new predicate.
9740 (divdi3, moddi3): Ensure positive power-of-2.
9741 (movdi): Use rs6000_emit_set_const.
9742 (load_toc_v4_pic_di): Delete.
9744 2001-07-31 Graham Stott <grahams@redhat.com>
9746 * function.c (pad_below): Revert 2001-07-26 patch.
9748 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9750 * reg-stack (convert_regs_1): Fix best edge condition.
9752 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9754 * jump.c (duplicate_loop_exit_test): Better test for jumps
9755 entering the loop; create loop pre_header.
9757 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9759 * doc/install.texi: Add s390 and s390x as new targets.
9760 * doc/invoke.texi: Add documentation of S/390 and zSeries
9762 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9764 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9766 * config/m68k/m68k.md: Replace all general_operand with
9767 nonimmediate_operand for all destinations.
9768 * config/m68k/m68k.c (not_sp_operand): Likewise.
9770 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9772 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9774 2001-07-30 Richard Henderson <rth@redhat.com>
9776 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9777 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9779 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9781 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9782 Add missing doc strings
9783 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9784 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9786 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
9788 * i386.c (ix86_output_main_function_alignment_hack): New function.
9789 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
9791 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
9792 edges by EDGE_DFS_BACK flag.
9793 (dump_edge_info): Add dfs_back flag.
9794 * basic-block.h (EDGE_DFS_BACK): New constant.
9795 (mark_dfs_back_edges): Declare.
9796 * alias.c (loop_p): Remove.
9797 (mark_constant_function): Use mark_dfs_back_edges.
9799 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
9800 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
9801 (compensate_edge): Break out from ...
9802 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
9803 (convert_regs_2): Set block_done once block is really done;
9804 Do updating of the predecesors counts.
9806 * toplev.c (rest_of_compilation): Recompute block_for_insn
9807 before post-reload cfg_cleanup.
9808 * function.c (thread_prologue_epilogue_insns):
9809 Call set_block_for_new_insns when emitting prologue directly.
9811 2001-07-30 Andreas Jaeger <aj@suse.de>
9813 * jump.c: Add prototype for mark_modified_reg.
9815 * cse.c (set_live_p): Add unused attribute.
9817 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
9819 (scan_for_source_files): Use long for count to avoid overflow.
9820 (output_data): Likewise.
9821 (output_data): Don't use string concatatenation to silence gcc
9824 * predict.c: Fix typos and grammar.
9826 * gcse.c (insert_insn_end_bb): Remove unused variables.
9828 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
9830 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
9831 (attempt_auto_inc): LIkewise.
9832 (mark_used_reg): Likewise.
9833 (try_pre_increment_1): Likewise.
9834 * regclass.c (regclass): Likewise.
9835 * global.c (allocno_compare): Update comment; change scaling factor.
9836 * local-alloc.c (QTY_CMP_PRI): Likewise.
9837 * regs.h (REG_FREQ_FROM_BB): New.
9838 (REG_FREQ_MAX): Likewise.
9840 2001-07-30 H.J. Lu <hjl@gnu.org>
9842 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
9845 2001-07-30 H.J. Lu (hjl@gnu.org)
9847 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
9848 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9849 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
9851 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
9853 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
9854 as -mthumb-interwork when -mcpu=arm7 is specified.
9856 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9858 * predict.def (noreturn, loop branch, loop exit): Mark as first
9861 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
9863 * combine.c (try_combine): Avoid barrier after noop jumps.
9865 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9867 * cpphash.h (struct cpp_reader): Remove import_warning.
9868 * cpplib.c (skip_rest_of_line): Don't bother turning off
9870 (parse_include): Move include handling to...
9871 (do_include_common): ... here. Move import warning from...
9872 (do_import): ... here.
9873 (do_pragma_poison): Don't do a callback for poison identifiers.
9874 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
9875 * cppmain.c (setup_callbacks): Similarly.
9877 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9879 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
9880 handle multiple sets.
9881 * except.c (sjlj_mark_call_sites): .... here.
9882 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
9884 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9886 Suggested by Richard Henderson and Richard Kenner:
9887 * combine.c (recog_for_combine): Use the fake recog
9888 only if instruction does not match.
9889 * rtl.h (NOOP_MOVE_INSN_CODE): New.
9890 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
9892 * combine.c (try_combine): Discover noop jump as direct jump.
9894 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
9896 * df.c (df_rd_global_compute): Add successors to worklist, not
9898 (df_ru_global_compute): Ditto.
9900 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
9902 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
9903 increment REG_N_SETS.
9905 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
9907 * sbitmap.h: New prototype for sbitmap_a_xor_b.
9909 * sbitmap.c (sbitmap_a_xor_b): New function.
9910 ifdef the basic block stuff on IN_GCC.
9912 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9914 * cppexp.c (parse_defined): Always record the macro name.
9915 (lex): Don't worry about identifiers, or special-case
9917 (_cpp_parse_expr): Figure out at the end of the routine
9918 whether we saw a valid !defined() expression.
9919 * cppfiles.c (stack_include_file): Update for mi_valid.
9920 (_cpp_pop_file_buffer): Similarly.
9921 * cpplex.c (_cpp_lex_token): Similarly.
9922 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
9923 mi_if_not_defined, mi_lexed): Remove.
9925 * cpplib.c (do_if): Simplify.
9926 (do_endif, push_conditional, _cpp_handle_directive): Update
9927 for renaming of mi_state to mi_valid.
9929 * cpp.texi: Add index entries for digraphs, and add comment
9930 that C++ refers to them as alternative tokens.
9932 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
9934 * basic-block.h (CLEANUP_PRE_LOOP): New.
9935 * except.c (finish_eh_generation): Update call of cleanup_cfg.
9936 * sibcall.c (optimize_sibling_calls): Likewise.
9937 * toplev.c (rest_of_compilation): Likewise.
9938 * flow.c (try_forward_edges): Take argument MODE;
9939 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
9940 (try_optimize_cfg): Update call of try_forward_edges.
9942 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9943 Jan Hubicka <jh@suse.cz>
9945 * (validate_replace_rtx_1): Fix simplification of MINUS.
9947 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
9949 PR preprocessor/3669
9950 * cppinit.c (init_dependency_output): Turn off dump requests
9951 if sending dependencies to stdout.
9953 2001-07-28 Richard Henderson <rth@redhat.com>
9955 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
9958 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
9960 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
9962 2001-07-28 Kazu Hirata <kazu@hxi.com>
9964 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
9965 is VAR_DECL first to prevent an ICE.
9967 2001-07-28 Richard Henderson <rth@redhat.com>
9969 * varasm.c (immed_real_const_1): Don't elide special cases for
9971 (clear_const_double_mem): Clear const_tiny_rtx too.
9973 2001-07-28 Richard Henderson <rth@redhat.com>
9975 * dwarf2out.c (dw_val_class_offset): New.
9976 (struct dw_ranges_struct, dw_ranges_ref): New.
9977 (ranges_table, ranges_table_allocated): New.
9978 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
9979 (add_AT_offset, add_ranges, output_ranges): New.
9980 (print_die, output_die): Handle dw_val_class_offset.
9981 (attr_checksum, size_of_die, value_format): Likewise.
9982 (gen_lexical_block_die): Handle non-contiguous blocks.
9983 (gen_block_die): Likewise.
9984 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
9985 if needed. Dump the ranges table.
9986 * final.c (final_start_function): Remove unnecessary notes and
9987 rebuild the block tree before numbering the blocks.
9988 * function.c (reorder_blocks_0): Walk the existing block tree
9989 to unmark all blocks.
9990 (reorder_blocks_1): Create block fragments when duplicate block
9992 (reorder_fix_fragments): New.
9993 (reorder_blocks): Call it.
9994 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
9996 2001-07-28 Richard Henderson <rth@redhat.com>
9998 * emit-rtl.c (adjust_address): Make a copy of the memory address.
10000 2001-07-28 Richard Henderson <rth@redhat.com>
10002 * flow.c (add_to_mem_set_list): New function.
10003 (init_propagate_block_info): Use it.
10004 (mark_set_1): Likewise.
10005 (insn_dead_p): Canonicalize memory address for dead store
10006 comparison. Allow wider mode stores to kill narrower mode stores.
10007 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
10008 (invalidate_mems_from_set): Don't handle MEMs.
10010 2001-07-28 Kazu Hirata <kazu@hxi.com>
10012 * config/h8300/h8300.h: Fix formatting.
10014 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10016 * basic-block.h (EDGE_FREQUENCY): New macro.
10017 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
10019 * flow.c (find_sub_basic_blocks): Likewise.
10020 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
10021 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
10023 * predict.c (DEF_PREDICTOR): New argument FLAGS.
10024 (HITRATE): New macro.
10025 (PRED_FLAG_FIRST_MATCH): New constant.
10026 (predictor_info): New field flgags.
10027 (combine_predictions_for_insn): Use DS theory to combine
10028 probabilities; set the edge probabilities when finished.
10029 (estimate_probability): Avoid duplicated matches
10030 of LOOP_BRANCH heuristics for nested loops; update comment.
10031 * predict.def: Add flags for each prediction, set probabilities
10032 according to B&L paper.
10033 * predict.h (DEF_PREDICTOR): New argument FLAGS.
10035 * profile.c (compute_branch_probabilities): Cleanup way the edge
10036 probabilities are computed and REG_BR_PROB notes are dropped; if
10037 values does not match, emit error.
10038 (init_branch_prob): Do error instead of warning when profile driven
10039 feedback is missing or corrupt.
10041 2001-07-27 DJ Delorie <dj@redhat.com>
10043 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
10044 against a constant, try to adjust the compare to have the desired
10045 constant in it so that min/max optimizations happen more often.
10047 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10049 * flow.c (last_loop_beg_note): New function.
10050 (redirect_edge_and_branch): Use it.
10051 (split_edge): Likewise.
10053 * alias.c (loop_p): Avoid uninitialized memory access.
10055 * flow.c (try_forward_edges): Avoid accessing freed memory.
10057 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
10060 2001-07-26 Andrew Haley <aph@redhat.com>
10061 Joern Rennecke <amylaar@redhat.com>
10063 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
10064 (SUBTARGET_CPP_ENDIAN_SPEC): New.
10065 (SUBTARGET_CPP_SPEC): New.
10066 (CPP_SPEC): Remove.
10067 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
10068 (SUBTARGET_CPP_PTR_SPEC): New.
10069 (CPP_DEFAULT_CPU_SPEC): New.
10070 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
10071 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10072 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
10073 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10074 (SUBTARGET_CPP_SPEC): Define as an empty string.
10076 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10078 * doc/install.texi (Configuration): Properly link the host
10079 specific instructions also when generating HTML.
10081 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
10083 * flow.c (redirect_edge_and_branch_force): Test
10084 target->global_live_at_start.
10086 2001-07-26 Richard Henderson <rth@redhat.com>
10088 * simplify-rtx.c (avoid_constant_pool_reference): Export.
10089 * rtl.h (avoid_constant_pool_reference): Declare it.
10090 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
10091 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
10093 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10095 * rtl.h (cleanup_barriers): Declare.
10096 * jump.c (cleanup_barriers): New function.
10097 * toplev.c (rest_of_compilation): Call cleanup_barriers
10098 before loop optimizer and after bb_reorder.
10100 * flow.c (back_edge_of_syntactic_loop_p): New.
10101 (split_edge): Use it.
10103 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10105 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
10107 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
10109 * cse.c (cse_process_notes): Replace any registers if the address
10112 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
10114 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
10115 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
10116 (propagate_block): Update prototype.
10117 * flow.c (update_life_info): Simplify the CFG and
10118 recalculate the global regs which are alive when
10119 removing dead code during a global update.
10120 (propagate_block): Return non-zero if an INSN is
10123 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10125 * Makefile.in (LIBICONV): Define.
10127 2001-07-26 Catherine Moore <clm@redhat.com>
10129 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
10130 of conditional to avoid tree checking errors.
10132 2001-07-26 Kazu Hirata <kazu@hxi.com>
10134 * regmove.c (regmove_optimize): Don't replace a reg with
10135 another reg of a different mode.
10137 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
10139 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
10140 limit length of dependency flush list.
10141 * params.h (MAX_PENDING_LIST_LENGTH): Define.
10142 * sched-int.h (struct deps): Add pending_flush_length field.
10143 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
10144 has 1 element in it.
10145 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
10146 (sched_analyze): After a jump, if the pending memory flush list is too
10147 large, flush the pending lists.
10148 (init_deps): Initialize pending_flush_length to 0.
10149 * doc/invoke.texi (max_pending_list_length): Document parameter.
10151 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
10153 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
10154 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
10155 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
10157 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10159 * cpphash.h (struct_lexer_state): Delete was_skipping.
10160 Move skipping here from struct cpp_reader.
10161 * cpplex.c (parse_identifier): Update.
10162 (_cpp_lex_token): Don't skip tokens in a directive.
10163 * cpplib.c (struct if_stack): Update.
10164 (start_directive, end_directive): Don't change skipping state.
10165 (_cpp_handle_directive): Update.
10166 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
10167 (do_else, do_endif): Update; only check for excess tokens if not
10168 in a skipped conditional block.
10169 (push_conditional): Update for new struct if_stack.
10171 2001-07-26 Graham Stott <grahams@redhat.com>
10173 * function.c (locate_and_pad_parm): Also pad initial offset
10174 so that the total argument size also includes the padding.
10176 2001-07-26 Graham Stott <grahams@redhat.com>
10178 * gensupport.c (alter_output_for_insn): Correct enable checking failure
10179 change XSTR to XTMPL.
10181 (process_one_cond_exec): Likewise
10183 2001-07-25 Richard Henderson <rth@redhat.com>
10185 * varasm.c (assemble_variable): Create DECL_RTL before setting
10188 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
10190 * predict.c (estimate_probability): Avoid duplicated predictions.
10192 * loop.c (find_and_verify_loops): Grok multiple barriers.
10194 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10196 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
10198 * dbxout.c: Consistently use putc instead of fputc.
10199 (print_wide_int): New function; call instead of direct fprintf.
10200 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
10201 (dbxout_type_fields, dbxout_type_method_1): Likewise.
10202 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
10203 (print_int_cst_octal): Likewise.
10204 (print_octal): Show we wrote characters.
10205 (dbxout_type): Set have_used_extensions in more places.
10207 2001-07-25 Catherine Moore <clm@redhat.com>
10209 * config/v850/v850.c (v850_va_arg): Use addr
10210 instead of valist to build incr.
10212 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
10214 * flow.c (delete_dead_jumptables): New function.
10215 (life_analyzis): Call it.
10216 * bb-reorder.c (skip_insns_after_block): Handle contradictory
10219 2001-07-25 Richard Henderson <rth@redhat.com>
10221 * except.c (reachable_handlers): Handle a region being removed
10222 out from under a RESX.
10224 2001-07-25 Richard Henderson <rth@redhat.com>
10226 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
10227 swap GE/GT if it is an fp comparison.
10229 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
10231 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
10234 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
10236 * ssa.c (rename_insn_1): Do not wrap an assignment to a
10237 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
10240 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
10241 throw an exception.
10242 (visit_expression): When attempting to simplify an expression,
10243 retrieve any modes for arguments before they are simplified
10246 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10247 Janis Johnson <janis@us.ibm.com>
10249 * stmt.c (expand_goto): A nonlocal goto can be a call too.
10250 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
10251 pointer parameters to match documented usage of nonlocal_goto.
10252 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
10253 parameters to their correct order.
10254 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
10255 parameters to their correct order.
10257 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10259 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
10261 2001-07-25 Jan Hubicka <jh@suse.cz>
10262 Richard Henderson <rth@redhat.com>
10264 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
10266 (make_edges): New argument update_p; populate the edge cache if set.
10267 (find_basic_blocks): Update make_edges invocation.
10269 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10271 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
10273 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10275 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
10276 -Acpu and -Amachine.h.
10277 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
10278 Corrected header to say ELF not a.out.
10279 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
10280 when given -msoft-float.
10282 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10284 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
10285 extra multilib parts like arm-elf.
10286 (i960-*-coff*, i960-*-rtems): Should not use collect2.
10287 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
10288 crtfini.o as extra multilib parts.
10290 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10292 * configure.in: Add rtems as a supported thread model.
10293 * gthr-rtems.h: Add missing entry point __gthread_active_p.
10294 * configure: Rebuilt.
10296 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
10298 * stor-layout.c (get_mode_alignment): make it work when
10299 BITS_PER_UNIT is not a power of two.
10300 * builtins.c (get_pointer_alignment): Likewise.
10302 2001-07-24 Richard Henderson <rth@redhat.com>
10304 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
10305 the retrieved constant into the expected mode.
10307 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10309 * flow.c (try_simplify_condjump): Avoid duplicated edges.
10310 (verify_flow_info): Check for duplicated edges; clarify
10313 * flow.c (block_label): Update basic_block_for_insn.
10314 (commit_edge_insertions): Call compute_bb_for_insn.
10316 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
10319 * flow.c (redirect_edge_and_branch,
10320 try_optimize_cfg): Use redirect_edge_succ_nodup
10321 (redirect_edge_succ_nodup): New.
10322 * basic_block.h (redirect_edge_succ_nodup): Declare.
10324 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
10327 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
10329 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
10330 (try_crossjump_to_edge): Update commetns.
10331 (try_crossjump_bb): Likewise.
10333 2001-07-24 Richard Henderson <rth@redhat.com>
10335 * combine.c (distribute_notes): Move set of need_refresh
10336 for noop_move_p down to catch all cases.
10338 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
10340 * recog.c (split_all_insns_noflow): New.
10341 * rtl.h (split_all_insns_noflow): Declare.
10342 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
10343 * m68hc11.c (m68hc11_reorg): Likewise.
10344 * sh.c (machine_dependent_reorg): Likewise.
10345 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
10348 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10350 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10351 (ashlsi3_n splitter): Likewise.
10352 (lshrsi3_n splitter): Likewise.
10354 (GOTaddr2picreg): Make const SImode.
10355 (sym_label2reg): Likewise.
10356 (symGOT2reg): Likewise.
10357 (symGOTOFF2reg) Likewise.
10359 (casesi_worker_0): Make unspec SImode.
10361 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10363 * config/sh/sh.c (barrier_align): Check that an operand really is
10364 an insn before extracting its INSN_CODE.
10366 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10368 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10371 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10372 for SImode to prevent overflow.
10374 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10376 * config/mips/irix6-libc-compat.c: New file.
10377 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10378 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10379 passing workaround.
10381 2001-07-24 lars brinkhoff <lars@nocrew.org>
10383 * rtl.texi (REG_POINTER): Document.
10384 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10385 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10387 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10389 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10391 2001-07-23 Richard Henderson <rth@redhat.com>
10393 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10395 2001-07-23 Kazu Hirata <kazu@hxi.com>
10397 * config/h8300/h8300-protos.h: Add a prototype for
10398 general_operand_dst_push.
10399 * config/h8300/h8300.c (general_operand_dst_push): New.
10400 * config/h8300/h8300.h (OK_FOR_T): New.
10401 (EXTRA_CONSTRAINT): Use it.
10402 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10403 the existing movqi pattern.
10404 (movhi_push): Likewise.
10406 * reload.c: Fix comment typos.
10408 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10410 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10412 2001-07-23 H.J. Lu (hjl@gnu.org)
10414 * doc/extend.texi: Update __builtin_return_address and
10415 __builtin_frame_address.
10417 2001-07-23 Richard Henderson <rth@redhat.com>
10419 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10421 * config/i386/i386.md: New setcc+movzbl peephole2.
10423 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10425 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10426 * objc/objc-act.c: Include debug.h.
10427 (synth_module_prologue): Save and restore debug hooks too.
10429 2001-07-23 lars brinkhoff <lars@nocrew.org>
10431 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10432 and C4X_FLOAT_FORMAT.
10433 (BOOL_TYPE_SIZE): Document.
10435 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10437 * unroll.c (loop_iterations): Fix miscalculation of initial
10440 2001-07-13 Andrew Haley <aph@redhat.com>
10442 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10443 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10444 * config/sh/sh.c (sh_can_redirect_branch): New function.
10445 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10446 * reorg.c (steal_delay_list_from_target): Use
10447 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10449 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10451 * flow.c (try_simplify_condjump): Unlink insn chain on
10452 fallthru edge; use can_fallthru.
10454 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10456 * basic-block.h (find_sub_basic_block): Declare.
10457 * flow.c (make_edges): New arguments MIN and MAX;
10458 (find_sub_basic_blocks): Revamp to use make_edges
10459 and purge_dead_edges.
10460 (find_basic_blocks): Update call of find_sub_basic_block.
10462 * recog.c (split_all_insns): Always expect CFG to be consistent;
10463 call find_sub_basic_blocks in case something has changed.
10464 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10467 * basic-block.h (delete_noop_moves): Declare.
10468 * combine.c (combine_instructions): Call it.
10469 (recog_for_combine): Tolerate noop moves
10470 (distribute_notes): Force refresh when register dies at noop move.
10471 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10473 (life_analysis): Update delete_noop_moves call.
10474 (set_noop_p): Move too ...
10475 * rtlanal.c (noop_move_p): ... here.
10476 * rtl.h (noop_move_p): Declare.
10478 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10479 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10481 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10482 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10484 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10486 * reload.c (push_reload): Fix typo in comment.
10487 (find_reloads_address): Ditto.
10488 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10490 2001-07-22 Richard Henderson <rth@redhat.com>
10492 * flow.c: Grammar check and clarify a lot of comments.
10493 (try_simplify_condjump): Rename variables to be clearer.
10494 (try_forward_edges): Skip complex and fallthru edges.
10495 Rearrange tests to avoid duplicate checks.
10496 (flow_find_cross_jump): Likewise.
10497 (outgoing_edges_match): Allow match if neither branch has
10498 probability data. Loosen probability match to 5%.
10499 (try_crossjump_to_edge): Hoist repeated indirection into
10501 (try_crossjump_bb): Don't check complex edges. Eliminate
10502 redundant crossjump tests.
10503 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10504 checks before more expensive checks.
10506 2001-07-22 Richard Henderson <rth@redhat.com>
10508 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10509 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10512 2001-07-22 Richard Henderson <rth@redhat.com>
10514 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10515 (const_sint32_operand): Likewise.
10516 * m68k.md (anon mulsi pattern): Use const_int_operand not
10517 const_sint32_operand.
10518 (umulsi3_highpart): Zero extend a constant input.
10519 (smulsi3_highpart): Don't bother checking SImode constant.
10520 (const_umulsi3_highpart): Give op3 DImode.
10521 (const_smulsi3_highpart): Likewise.
10523 2001-07-22 Richard Henderson <rth@redhat.com>
10525 * flow.c (split_block): Make sure bb_note is included in the
10526 new block when splitting before a label.
10528 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10530 * basic-block.h (redirect_edge_and_branch_force,
10531 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10532 * flow.c (redirect_edge_and_branch_force,
10533 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10534 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10535 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10536 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10537 instead of label; update CFG after transformation.
10538 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10539 for finishing the transformation; handle even case where ELSE
10540 does not follow THEN.
10541 (find_if_case_2): Update call of dead_or_predictable; simplify
10544 * emit-rtl.c (split_branch_probability): New global variable.
10545 (try_split): Take care to set split_branch_probability and
10546 create REG_BR_PROB note for new jump insns.
10547 * md.texi (define_split): Document new feature.
10549 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10551 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10553 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10554 (asm_out_file): Remove redundant declaration.
10555 (assemble_asm): Remove old #if 0 block.
10556 (assemble_variable): Remove end of function; debug output is
10557 now handled with global_decl. Remove old #if 0 block. Update.
10558 Remove saved_in_section and associated no-op code.
10559 * Makefile.in (varasm.o): Correct dependencies.
10561 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10563 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10564 the definition in defaults.h.
10566 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10568 * jump.c: Update comments.
10569 (delete_barrier_successors, delete_unreferenced_labels,
10570 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10571 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10572 jump_optimize, jump_optimize_minimal): Kill.
10573 (rebuild_jump_labels): Move code from jump_optimize_1.
10574 (purge_line_number_notes): Likewise.
10575 (copy_loop_headers): Likewise.
10576 * reg-stack.c: Update comment.
10577 * stmt.c: Likewise.
10578 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10579 JUMP_AFTER_REGSCAN): Kill.
10580 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10581 purge_line_number_notes and copy_loop_headers.
10583 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10584 Richard Henderson <rth@redhat.com>
10586 * dbxout.c (dbxout_global_decl): New.
10587 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10588 * sdbout.c (sdbout_finish): New.
10589 (sdbout_debug_hooks): Use it, add comments.
10590 (sdbout_global_decl): Defer initialised public vars to
10592 * varasm.c (assemble_variable): Don't output debug information
10593 for file-scope variables.
10595 2001-07-22 Richard Henderson <rth@redhat.com>
10597 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10598 (get_round_mode_suffix): New.
10599 (print_operand): Use them for [/]. Remove support for [&'`()+].
10600 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10601 * config/alpha/alpha.md (attr round_suffix): New.
10602 (attr trap_suffix): New.
10603 (all insns): Set them appropriately. Use %/ instead of the
10604 myriad punctuators.
10606 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10608 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10610 2001-07-22 Richard Henderson <rth@redhat.com>
10612 * regrename.c (regrename_optimize): Compute nregs for each
10613 potential target register.
10615 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10616 Richard Henderson <rth@redhat.com>
10618 * dbxout.c (dbxout_global_decl): New.
10619 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10620 * sdbout.c (sdbout_finish): New.
10621 (sdbout_debug_hooks): Use it, add comments.
10622 (sdbout_global_decl): Defer initialised public vars to
10624 * varasm.c (assemble_variable): Don't output debug information
10625 for file-scope variables.
10627 2001-07-21 H.J. Lu (hjl@gnu.org)
10629 * config/mips/mips.c (mips_cpu): Moved into ...
10630 (override_options): Here.
10632 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10634 (mips_cpu): Removed.
10636 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10638 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10639 ("iorqi3"): Likewise.
10640 ("xorqi3"): Likewise.
10641 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10642 ("*subhi3_sp): Likewise.
10643 ("*subhi3"): Likewise.
10644 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10647 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10649 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10650 * config/freebsd.h: Likewise.
10651 * config/linux.h: Likewise.
10652 * config/openbsd.h: Likewise.
10653 * config/alpha/linux-elf.h: Likewise.
10654 * config/arm/linux-elf.h: Likewise.
10655 * config/d30v/d30v.h: Likewise.
10656 * config/fr30/fr30.h: Likewise.
10657 * config/ia64/aix.h: Likewise.
10658 * config/ia64/ia64.h: Likewise.
10659 * config/mips/linux.h: Likewise.
10660 * config/pj/pj.h: Likewise.
10661 * config/rs6000/linux.h: Likewise.
10662 * config/sparc/linux.h: Likewise.
10663 * config/sparc/linux64.h: Likewise.
10665 2001-07-20 Bruce Korb <bkorb@gnu.org>
10667 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10668 because getc() and char* may disagree on signedness.
10670 2001-07-20 Richard Henderson <rth@redhat.com>
10672 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10674 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10675 insns to delete in the presence of cc0 in a jump insn.
10677 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10678 Jan Hubicka <jh@suse.cz>
10680 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10681 of doing the change by hand.
10683 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10685 * rtlanal.c (set_noop_p): Return true for noop jumps.
10687 * expr.c (emit_single_push_insn): Add call to push expander.
10688 * expr.h (optab_index): Add OTI_push
10689 (push_optab): New constant.
10690 * genopinit.c (optabs): Add push_optab.
10691 * optabs.c (init_optab): Init push optab.
10692 * md.texi (push??1): Document
10694 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10696 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10697 expand to emit the pattern; put a REG_INC note for push/pop
10699 ("movdf", "movdf_internal"): Likewise.
10700 ("movsi", "movsi_internal"): Likewise.
10701 ("movsf", "movsf_internal"): Likewise.
10702 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10704 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10706 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10709 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10711 * params.def: Change default max inline insns to 100.
10713 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10715 * combine.c (combine_simplify_rtx): Generate a new shift operation
10716 when simplifying the first operand of a (neg (ashift)) expression.
10718 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10720 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10722 2001-07-20 Kelley Cook <kelley.cook@home.com>
10724 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10725 information. Move rest into ...
10726 (*-*-solaris): ... here. Eliminate redundant information and
10727 reword necessary packages section. Delete 4.x assembler bug info.
10728 (sparc-sun-*): Merge into ...
10729 (sparc-sun-sunos*): here.
10731 2001-07-20 Catherine Moore <clm@redhat.com>
10733 * config/v850/v850.md (casesi): Generate LABEL_REF
10736 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10738 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10739 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10740 * i386.md (strclrsi expander): Use it.
10742 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10744 * integrate.c (copy_insn_list): handle
10745 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10746 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10747 identically as to CODE_LABEL.
10749 * fold-const (fold): Convert A/B/C to A/(B*C) and
10752 * except.c (connect_post_landing_pads): Delete the RESX insns.
10754 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10756 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10758 * config/mips/mips.md (nmadd/nmsub): Use macro.
10760 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10762 * cppinit.c (remove_dup_dir): Make static.
10763 (remove_dup_dirs): Make static. Only warn about preempting a
10764 system directory with a non-system directory.
10766 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10768 * ifcvt.c (noce_try_store_flag_constants): Correct order
10769 of parameters to trunc_int_for_mode.
10771 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10773 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10774 an exception that will be caught within this function, do not fill
10775 its delay slot with any subsequent instruction.
10777 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10779 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10780 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10781 pointer extension instruction.
10782 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10783 * simplify-rtx.c (simplify_unary_operation) Likewise.
10784 * explow.c (convert_memory_address) Check value of
10785 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10787 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
10788 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
10789 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
10790 Add Multilib Support.
10791 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
10792 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
10793 Add Multilib Support.
10794 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
10796 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
10797 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
10798 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
10800 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
10802 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
10803 old and new operands in `<', `3' and `b'.
10805 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10807 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
10808 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
10809 (toplev.o): Don't depend on xcoffout.h.
10810 * c-decl.c: Include debug.h
10811 (duplicate_decls): Use debug hook.
10812 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
10813 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10814 (dbxout_types): Remove.
10815 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
10816 * debug.c (do_nothing_debug_hooks): Update.
10817 (debug_true_tree, debug_nothing_rtx): New.
10818 * debug.h (struct rtx_def): New.
10819 (struct gcc_debug_hooks): New hooks ignore_block,
10820 outlining_inline_function and label.
10821 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
10822 dwarf2out_frame_finish): New.
10823 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
10824 Make static, update prototype.
10825 (dwarf2_debug_hooks): Update.
10826 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
10827 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
10828 * dwarfout.c (dwarf_debug_hooks): Update.
10829 * emit-rtl.c: Include debug.h.
10830 (remove_unnecessary_notes): Use debug hook.
10831 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
10832 (final_scan_insn): Use debug hook.
10833 * integrate.c (output_inline_function): Use debug hook.
10834 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
10835 (sdb_debug_hooks): Update.
10836 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
10837 * toplev.c: Don't include xcoffout.h.
10838 (note_outlining_of_inline_function, debug_ignore_block): Remove.
10839 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
10841 * tree.h (dwarf2out_do_frame): Remove.
10843 2001-07-19 Catherine Moore <clm@cygnus.com>
10845 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
10847 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10849 * reload1.c (eliminate_regs_in_insn): When updating a set
10850 to the frame pointer to the hardware frame pointer, perform
10851 the update always not just when REPLACE is set.
10853 * reload1.c (choose_reload_regs): Don't inherit a reload
10854 that crosses multiple registers if registers past the first
10855 don't fit in the desired class.
10857 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
10858 when negating constants.
10860 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
10862 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
10863 * doc/tree.texi: Ditto.
10865 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
10866 Jakub Jelinek <jakub@redhat.com>
10868 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
10869 (extract_cie_info): Handle "eh" augmentation properly,
10871 (struct frame_state, __frame_state_for): New.
10873 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10875 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
10876 HANDLE_SYSV_PRAGMA): Define.
10877 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
10879 (copy_object): Caller changed.
10881 2001-07-19 Andreas Schwab <schwab@suse.de>
10883 * configure.in (assembler dwarf2 debug_line support): Define nop
10885 * configure: Regenerated.
10887 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10889 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
10891 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
10892 to conditionally compiled block.
10893 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10894 * dbxout.h (dbxout_function): Remove.
10895 * debug.c (do_nothing_debug_hooks): Update.
10896 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
10897 global_decl, deferred_inline_function.
10898 * dwarf2out.c (dwarf2_debug_hooks): Update.
10899 (dwarf2out_global_decl): New.
10900 * dwarfout.c: Don't include dwarfout.h.
10901 (dwarfout_global_decl, dwarfout_function_decl,
10902 dwarfout_deferred_inline_function): New.
10903 (dwarf_debug_hooks): Update.
10904 * dwarfout.h: Remove.
10905 * final.c: Don't include dwarfout.h.
10906 * sdbout.c (sdbout_global_decl): New.
10907 (sdbout_debug_hooks): Update.
10908 * toplev.c: Don't include dwarfout.h.
10909 (check_global_declarations, rest_of_compilation): Use new debug hooks.
10910 (note_deferral_of_defined_inline_function): Remove.
10911 * toplev.h (note_deferral_of_defined_inline_function): Remove.
10912 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
10913 * ch/lex.c: Don't include dwarfout.h.
10914 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
10915 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
10916 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
10917 * cp/optimize.c: Include debug.h.
10918 (maybe_clone_body): Use debug hook.
10919 * cp/semantics.c: Include debug.h.
10920 (expand_body): Use debug hook.
10921 * po/POTFILES.in: Remove dwarfout.h.
10923 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10925 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
10926 * c-parse.in (yyerror, _yylex): Similarly.
10927 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
10928 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
10930 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
10931 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
10933 2001-07-18 Jeff Sturm <jsturm@one-point.com>
10935 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
10936 in-class declaration at -g1. Fixes c++/2814.
10938 2001-07-18 Richard Henderson <rth@redhat.com>
10940 * doc/md.texi (reload_in/out): Document restrictions in predicates
10941 and constraints for these patterns. Document empty string matching
10944 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10946 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
10948 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10950 * cse.c: Undo my previous patch.
10952 2001-07-18 Tom Tromey <tromey@redhat.com>
10955 * configure: Rebuilt.
10956 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
10958 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
10960 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
10961 Jan Hubicka <jh@suse.cz>
10963 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
10964 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
10965 * jump.c (mark_jump_label): Do not forward branches.
10967 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
10969 * cse.c (delete_trivially_dead_insns): Delete the libcall block
10970 when return value is unused.
10972 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10974 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
10976 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
10978 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
10979 on error. We can't blindly return the result of
10980 pthread_mutex_trylock because it returns a positive number on
10981 error, while we must return -1 on error.
10982 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
10984 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
10986 2001-07-18 Andreas Jaeger <aj@suse.de>
10988 * integrate.c (output_inline_function): Correct type of debug_hooks.
10990 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
10992 * combine.c (combine_simplify_rtx): DIV can be treated
10993 associatively for floats if unsafe math optimisations are enabled.
10995 2001-07-17 Richard Henderson <rth@redhat.com>
10997 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
10999 2001-07-17 Richard Henderson <rth@redhat.com>
11001 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
11002 don't force the function address into a register.
11003 (expand_call, emit_library_call_value_1): Update callers.
11004 * builtins.c (expand_builtin_apply): Likewise.
11005 * expr.h (prepare_call_address): Update decl.
11007 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
11009 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
11011 * config/i386/chorus.h: Move up.
11012 * config/sparc/chorus.h: Likewise.
11013 * config/rs6000/chorus.h: Likewise.
11014 * config/chorus.h: Moved here.
11016 2001-07-17 Andreas Schwab <schwab@suse.de>
11018 * configure.in (assembler eh_frame optimization): Handle big
11020 * configure: Regenerated.
11022 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
11024 * expr.c (epxand_expr): Convert divisions into multiplications by
11025 reciprocals if -ffast-math.
11027 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
11029 * dbxout.c (dbxout_really_begin_function): Rename to
11030 dbxout_begin_function.
11031 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11032 (dbxout_begin_function): Remove.
11033 (dbxout_function): Update.
11034 (dbxout_source_line): Update prototype.
11035 * dbxout.h (dbxout_begin_function): Remove.
11036 * debug.c (do_nothing_debug_hooks): Update.
11037 (debug_nothing_tree): Update.
11038 (debug_nothing_charstar_rtx): Remove.
11039 * debug.h (union tree_node): Declare.
11040 (struct rtx_def): Remove.
11041 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
11042 begin_function. Change source_line prototype.
11043 (debug_nothing_tree): New.
11044 (debug_nothing_charstar_rtx): Delete.
11045 (dwarf2out_begin_prologue): Moved from ...
11046 * tree.h: ... here.
11047 * dwarf2out.c (dwarf2_debug_hooks): Update.
11048 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
11049 debug info, call dwarf2out_source_line.
11050 (dwarf2out_souce_line): Update prototype.
11051 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
11052 Change prototype, make static.
11053 (dwarfout_source_line): Update prototype.
11054 (dwarf_debug_hooks): Update.
11055 * dwarfout.h (dwarfout_begin_function): Remove.
11056 * final.c (final_start_function, final_scan_insn): Use appropriate
11057 debug hooks, update to use notice_source_line.
11058 (output_source_line): Rename notice_source_line. Don't call the
11059 source_line debug hook.
11060 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
11061 make static, update prototype.
11062 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
11064 (sdbout_end_prologue): New.
11065 (sdbout_source_line): Update prototype.
11066 (sdbout_debug_hooks): Update.
11067 (sdbout_symbol): Remove unused var.
11068 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
11070 * varasm.c: Include debug.h.
11071 (assemble_start_function): Use begin_function debug_hook.
11072 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11073 update with prototype.
11074 (xcoffout_source_line): Update prototype.
11075 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11077 (xcoffout_source_line): Update prototype.
11079 2001-07-17 Richard Henderson <rth@redhat.com>
11081 * c-typeck.c (build_binary_op): Do not shorten unsigned
11082 right shift after sign extension.
11084 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
11086 * combine.c (combine_simplify_rtx): Attempt to simplify
11087 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
11089 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
11090 (simplify_binary_operation, simplify_unary_operation,
11091 simplify_relational_operation): Use it.
11093 * combine.c (combine_simplify_rtx): Don't do associative law
11094 on divisions; allow associative law on floats.
11096 2001-07-17 H.J. Lu <hjl@gnu.org>
11097 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11099 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
11100 ASM_OUTPUT_WEAK_ALIAS are defined.
11101 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
11102 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
11104 * config/mips/iris5.h: ... here.
11105 (HANDLE_SYSV_PRAGMA): Defined as 1.
11106 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
11107 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
11110 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11112 * c-parse.in (all_prefix_attributes): New variable.
11113 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
11114 (maybe_resetattrs): New production.
11115 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
11116 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
11117 notype_initdcl, nested_function, notype_nested_function,
11118 component_decl, components, components_notype,
11119 component_declarator, component_notype_declarator,
11120 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
11121 ivars, mydecl, myparm): Update. Avoid prefix attributes just
11122 after a comma being applied to more than one declarator.
11123 * doc/extend.texi (Attribute Syntax): Update. Remove
11124 documentation of bugs that are no longer present.
11126 2001-07-13 Eric Christopher <echristo@redhat.com>
11128 * config/mips/mips.h: Change TUNE_MIPS* options to use
11130 (EXTRA_SPECS): Add cc1_cpu_spec.
11131 * config/mips/mips.md (muldf3): Fix typo.
11133 2001-07-16 Richard Henderson <rth@redhat.com>
11135 * config/m68k/m68k.c: Include expr.h and reload.h.
11136 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
11137 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
11139 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11140 Richard Henderson <rth@redhat.com>
11142 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
11143 (insn_live_p): Fix fall off end of function.
11144 (dead_libcall_p): Remove COUNTS argument; update callers.
11145 (delete_trivially_dead_insns): Remove unused variables.
11147 2001-07-17 Andreas Jaeger <aj@suse.de>
11149 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
11150 x86-64 pic support.
11152 * lcm.c (optimize_mode_switching): Avoid warning for unused
11153 variable if !NORMAL_MODE.
11155 * flow.c (try_crossjump_to_edge): Remove unused variable.
11157 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11159 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
11160 atexit declaration in stdlib.h.
11162 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
11164 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
11166 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11168 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
11169 * except.c (finish_eh_generation): Update call of cleanup_cfg;
11170 do rebuild_jump_labels instead of jump_optimize
11171 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
11172 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
11173 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
11175 * flow.c: Include timevar.h
11176 (find_basic_block): Push/pop timevar;
11177 (cleanup_cfg): Likewise.
11178 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
11179 * Makefile: Add dependencies on timevar.h
11181 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
11182 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
11184 * rtl.h (delete_trivially_dead_insns): Add new parameter.
11185 * toplev.c (rest_of_compilation): Update calls.
11186 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
11187 (delete_trivially_dead_insns): ... here; accept new argument
11188 preserve_basic_blocks; preserve basic blocks if set.
11190 * reg-stack.c (stack_regs_mentioned): Return 0 if
11191 stack_regs_mentioned_data is not initialized.
11192 (reg_to_stack): Make stack_regs_mentioned survive after the
11193 reg-stack is completted; do not call cleanup_cfg.
11194 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
11195 make cleanup_cfg after bb-reorder to output to debug file.
11197 2001-07-16 Richard Henderson <rth@redhat.com>
11199 * regclass.c (init_reg_sets): Use only 32 bits per initializer
11200 from int_reg_class_contents.
11202 2001-07-16 Richard Henderson <rth@redhat.com>
11204 * hard-reg-set.h (regs_invalidated_by_call): Declare.
11205 * regclass.c (regs_invalidated_by_call): Move from cse.c.
11206 (init_reg_sets_1): Move initialization from cse_main.
11207 * cse.c (regs_invalidated_by_call): Move to regclass.c.
11208 (cse_main): Move its initialization also.
11209 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
11210 * flow.c (propagate_one_insn): Likewise.
11211 * gcse.c (compute_hash_table): Likewise.
11212 (compute_kill_rd, compute_store_table): Likewise.
11213 * sched-deps.c (sched_analyze_1): Likewise.
11215 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
11217 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
11220 2001-07-16 Steve Ellcey <sje@cup.hp.com>
11222 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
11223 in if statement so we don't access undefined memory.
11225 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11227 * gcse.c: Update comment at top.
11228 Update comment on mem handling.
11229 mem_last_set, mem_first_set, mem_set_in_block: gone.
11230 Declaration of reg_set_info: gone.
11231 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
11232 pointless with load_killed_in_block_p (they are *more*
11233 conservative then it, not less, and less accurate).
11234 (oprs_not_set_p): Ditto.
11235 (alloc_gcse_mem): Don't allocate mem_set_in_block
11236 (free_gcse_mem): Don't free it, either.
11237 (record_last_mem_set_info): Update comment in front, remove
11238 mem_*set_* stuff. Note the reason we don't handle stores directly
11240 (compute_hash_table): Update comments to reflect reality. Remove
11241 mem_*set_* references.
11242 (reset_opr_set_tables): Remove mem_*set_* references.
11243 (mark_call): Ditto.
11244 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
11245 (mark_clobber): Ditto (on both parts, we double set here too).
11246 (expr_killed_p): Remove mem_set_in_block test.
11247 (compute_transp): Remove mem_set_in_block test.
11249 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
11250 of edge, and removal of phi alternative to dump file.
11251 (ssa_ccp_substitute_constants): Add note about register now being
11252 constant, and which uses were replaced in what insns to dump file.
11254 2001-07-16 Andreas Jaeger <aj@suse.de>
11256 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
11257 variables of type HOST_WIDEST_INT.
11259 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
11260 (__bb_exit_func): Correct type of count_max to avoid overflow.
11261 (num_digits): Handle long long argument.
11263 * combine.c (gen_lowpart_for_combine): Remove unused variable.
11265 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11267 * output.h (sdb_begin_function_line): Restore as an extern
11269 * sdbout.c (sdb_begin_function_line): Make extern.
11271 2001-07-15 Richard Henderson <rth@redhat.com>
11273 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
11274 * genrecog.c (maybe_both_true_mode): New.
11275 (maybe_both_true_2): Use it.
11276 (write_switch): Don't put Pmode in a switch.
11277 * rtl.c (mode arrays): Don't explicitly size them.
11279 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11281 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
11282 handling; move unconditional splitting before mode switching.
11284 * i386.md (type): Add fistp type.
11285 (i387, length_attr, scheduling definitions): Handle this type.
11286 (fix_trunc?f?i2): Revamp to use mode switching.
11287 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
11288 * i386.h (fp_cw_mode): New enum
11289 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
11290 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
11292 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11294 * Makefile.in (integrate.o): Add debug.h.
11295 * integrate.c (debug.h): Add.
11296 (output_inline_function): Save, reset, and restore debug_hooks.
11298 2001-07-15 Richard Henderson <rth@redhat.com>
11300 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
11301 instead of COMPARE for the EQUIV expression.
11303 2001-07-15 Richard Henderson <rth@redhat.com>
11305 * flow.c (redirect_edge_and_branch_force): Initialize
11306 global_live_at_start and global_live_at_end.
11307 (allocate_bb_life_data): Export.
11308 * basic-block.h (allocate_bb_life_data): Declare.
11309 * toplev.c (rest_of_compilation): Call it.
11311 2001-07-15 Richard Henderson <rth@redhat.com>
11313 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
11314 (alpha_tablejump_best_label): New.
11315 * config/alpha/alpha-protos.h: Declare them.
11316 * config/alpha/alpha.md: Use braced strings for code blocks.
11317 (tablejump_osf): Break out add with r29.
11318 (tablejump_osf_internal): Remove.
11319 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
11320 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
11322 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11324 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
11327 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
11329 * i386-protos.h (ix86_split_fp_branch): Update prototype.
11330 (ix86_fp_jump_nontrivial_p): New.
11331 * i386.md (fp_jcc_?): Update call of split_fp_branch;
11332 use ix86_fp_jump_nontrivial_p.
11333 * i386.c (ix86_fp_jump_nontrivial_p): New.
11334 (ix86_split_fp_branch): Accept code instead of rtx.
11335 (ix86_expand_compare): Expand comparison early in case
11336 doing so is resonably cheap.
11338 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
11340 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
11342 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
11343 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
11345 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
11347 * dbxout.c (dbxout_source_line): Make static, update prototype.
11348 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
11349 (dbxout_init, dbxout_finish, dbxout_source_line,
11350 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11351 * dbxout.h (dbxout_source_line): Delete.
11352 * debug.c (debug_nothing_file, debug_nothing_file_int,
11353 debug_nothing_file_charstar_rtx): New.
11354 (do_nothing_debug_hooks): Update.
11355 (debug_nothing_void, debug_nothing_charstar_rtx,
11356 dwarf2out_end_epilogue): New.
11357 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11358 * debug.h (struct rtx_def): Declare.
11359 (gcc_debug_hooks): New hooks source_line, end_epilogue
11361 (debug_nothing_void, debug_nothing_charstar_rtx,
11362 dwarf2out_end_epilogue): New.
11363 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11364 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11365 (dwarf2_debug_hooks): Update.
11366 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11367 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11368 * dwarf2out.h (dwarf2out_source_line): Remove.
11369 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11370 Make static, update prototype.
11371 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11372 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11373 (dwarf_debug_hooks): Update.
11374 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11375 dwarfout_end_function): Remove.
11376 * final.c (profile_function): Use debug hooks for ending functions
11378 (output_source_line, final_end_function): Update prototype,
11380 (final_start_function, final_scan_insn): Update.
11381 * output.h (sdb_begin_function_line): Remove.
11382 (final_end_function): Update prototype.
11383 * sdbout.c (sdb_begin_function_line): Make static.
11384 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11385 (sdbout_source_line): New.
11386 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11388 (sdb_debug_hooks): Update.
11389 (sdbout_init, sdbout_source_line,
11390 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11391 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11392 * toplev.c (compile_file, rest_of_compilation): Update.
11393 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11394 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11395 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11396 Update for prototype changes.
11397 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11398 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11400 2001-07-15 Richard Henderson <rth@redhat.com>
11402 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11403 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11404 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11405 * config/alpha/alpha.c: Likewise.
11406 * config/alpha/alpha.md: Likewise.
11407 * config/alpha/alpha32.h: Likewise.
11408 * config/alpha/vms.h: Likewise.
11409 (OPEN_VMS): Remove.
11411 2001-07-14 Richard Henderson <rth@redhat.com>
11413 * config/alpha/alpha.md: Use define_constants for unspec values.
11414 Substitute throughout.
11416 2001-07-14 Tim Josling <tej@melbpc.org.au>
11418 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11420 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11422 * pa.md: Remove unused constraints from define_split's.
11424 2001-04-14 Richard Henderson <rth@redhat.com>
11426 * ifcvt.c (find_cond_trap): Test for exit block.
11428 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11430 Re-install recently reverted patch.
11431 * emit-rtl.c (try_split): Update mark_jump_label call.
11432 * flow.c (find_sub_basic_blocks): Likewise.
11433 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11434 jump_back_p): Kill.
11435 (mark_all_labels): Kill second parameter.
11436 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11437 (rebuild_jump_labels, jump_optimize_minimal): Update call
11438 of jump_optimize_1.
11439 (jump_optimize_1): Kill crossjumping code.
11440 (mark_jump_label): Kill cross_jump parameter.
11441 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11442 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11443 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11445 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11447 (dump_file_info): Likewise.
11448 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11449 reorganize passes to do reg-stack first, bb-reorder second.
11450 * invoke.texi (-d letters doc): Remove the jump2 pass.
11452 2001-07-14 Richard Henderson <rth@redhat.com>
11454 * ifcvt.c (find_cond_trap): New.
11455 (find_if_header): Call it.
11456 (merge_if_block): Relax existing jump sanity check.
11457 * jump.c (jump_optimize_1): Remove conditional trap handling.
11459 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11461 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11463 (insn_refs_are_delayed): Correct comment.
11464 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11465 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11466 instead of r31. Make associated insn !TARGET_64BIT, and
11467 provide an additional 64-bit insn that clobbers r2.
11468 (divsi3): Likewise.
11469 (udivsi3): Likewise.
11470 (modsi3): Likewise.
11471 (umodsi3): Likewise.
11473 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11475 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11477 * flow.c (redirect_edge_and_branch_force, split_edge,
11478 try_crossjump_to_edge): Use set_block_for_new_insns.
11479 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11481 2001-07-13 H.J. Lu (hjl@gnu.org)
11483 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11486 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11488 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11490 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11492 * c-common.c (decl_attributes): Take a pointer to the node to
11493 which attributes are to be attached, and a flags argument.
11494 * c-common.h (enum attribute_flags): New.
11495 (decl_attributes): Update prototype.
11496 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11497 finish_enum, start_function): Update calls to decl_attributes.
11498 * c-parse.in (component_declarator, component_notype_declarator,
11499 label): Update calls to decl_attributes.
11501 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11503 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11504 * config/avr/avr.c (legitimate_address_p): Return value changed
11505 from letter to register classes. For better debugging.
11507 2001-07-13 Kazu Hirata <kazu@hxi.com>
11509 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11511 2001-07-13 H.J. Lu (hjl@gnu.org)
11513 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11515 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11517 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11518 correctly for shared configurations.
11519 * config/t-libgcc-pic: New.
11520 * config/{i386,m68k,sparc}/t-openbsd: New.
11521 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11522 Support -shared. Support debugging libraries with -g.
11523 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11524 frame information does not emit pointer diffs.
11525 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11526 emit pointer diffs.
11528 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11530 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11532 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11534 * combine.c (try_combine): Ensure const_int pow2 is positive.
11536 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11538 * config.gcc: Add configuration for s/390.
11539 * config/s390/s390.c: New. Subroutines for code generation.
11540 * config/s390/s390.h: New. Definitions for s/390.
11541 * config/s390/s390-protos.h: New. Prototypes.
11542 * config/s390/linux.h: New. Definitions for linux for s/390.
11543 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11544 * config/s390/t-linux: New. Makefile fragment.
11545 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11546 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11548 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11550 * emit-rtl.c (try_split): Update mark_jump_label call.
11551 * flow.c (find_sub_basic_blocks): Likewise.
11552 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11553 jump_back_p): Kill.
11554 (mark_all_labels): Kill second parameter.
11555 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11556 (rebuild_jump_labels, jump_optimize_minimal): Update call
11557 of jump_optimize_1.
11558 (jump_optimize_1): Kill crossjumping code.
11559 (mark_jump_label): Kill cross_jump parameter.
11560 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11561 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11562 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11564 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11566 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11567 reorganize passes to do reg-stack first, bb-reorder second.
11568 * invoke.texi (-d letters doc): Remove the jump2 pass.
11570 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11572 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11574 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11576 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11578 (verify_flow_info): Make diagnostics prettier.
11580 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11582 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11584 * flow.c (outgoing_edges_match): Return early if condition reversal
11587 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11589 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11590 (mips_move_2words): When splitting a move into two instructions,
11591 prefix the second address operand with '%D'.
11593 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11595 * Makefile.in (final.o): Depend on debug.h.
11596 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11597 (dbx_debug_hooks): Add new hooks.
11598 (xcoff_debug_hooks): New.
11599 * debug.c (debug_nothing_file_int_int): New.
11600 (do_nothing_debug_hooks): Update.
11601 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11602 (debug_nothing_file_int_int): New.
11603 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11604 static, update prototype.
11605 (dwarf2_debug_hooks): Update.
11606 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11607 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11608 static, update prototype.
11609 (dwarf_debug_hooks): Update.
11610 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11611 * final.c: Include debug.h.
11612 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11613 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11614 static, update prototype.
11615 (sdb_debug_hooks): Update.
11616 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11617 * toplev.c: Distinguish between xcoff and dbx.
11619 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11620 Call all debug hooks, not just dwarf ones.
11622 2001-07-11 Timothy Wall <twall@redhat.com>
11624 * config.gcc: Add configuration for AIX5/IA64.
11625 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11626 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11627 support prefix/suffix code.
11628 * config/ia64/t-aix: New. Makefile fragment.
11629 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11631 2001-07-11 Kazu Hirata <kazu@hxi.com>
11633 * recog.c (validate_change): Fix a comment typo.
11635 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11637 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11638 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11640 * dbxout.c (dbx_debug_hooks): Add new hooks.
11641 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11643 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11645 * dbxout.h (dbxout_start_new_source_file,
11646 dbxout_resume_previous_source_file): Delete.
11647 * debug.c (do_nothing_debug_hooks): Add new hooks.
11648 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11649 (debug_nothing_int_charstar, debug_nothing_int): New.
11650 * debug.h (gcc_debug_hooks): New hooks define, undef,
11651 start_source_file and end_source_file.
11652 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11653 (debug_nothing_int_charstar, debug_nothing_int): New.
11654 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11655 the conditionally compiled section.
11656 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11657 dwarf2out_define, dwarf2out_undef): Make static.
11658 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11659 dwarf2out_define, dwarf2out_undef): Remove.
11660 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11661 (dwarfout_start_source_file, dwarfout_end_source_file,
11662 dwarfout_define, dwarfout_undef): Make static.
11663 (dwarfout_start_source_file_check,
11664 dwarfout_end_source_file_check): New.
11665 (dwarfout_define, dwarfout_finish): Update.
11666 * dwarfout.h (dwarfout_start_new_source_file,
11667 dwarfout_resume_previous_source_file, dwarfout_define,
11668 dwarfout_undef): Remove.
11669 * sdbout.c (sdb_debug_hooks): Add new hooks.
11670 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11672 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11673 make static, take an arg.
11674 * sdbout.h (sdbout_start_new_source_file,
11675 sdbout_resume_previous_source_file): Delete.
11676 * toplev.c (debug_start_source_file, debug_end_source_file,
11677 debug_define, debug_undef): Delete.
11678 * toplev.h (debug_start_source_file, debug_end_source_file,
11679 debug_define, debug_undef): Delete.
11681 * java/jcf-parse.c: Include debug.h.
11682 (parse_class_file): Update to use debug hooks directly.
11683 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11685 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11687 * alias.c (set_mem_alias_set): New function.
11688 * rtl.h (set_mem_alias_set): Declare it.
11689 * builtins.c (expand_builtin_return_addr): Call it instead of
11690 using MEM_ALIAS_SET accessor.
11691 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11692 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11693 (expand_builtin_va_copy):Likewise.
11694 * caller-save.c (setup_save_areas): Likewise.
11695 * calls.c (compute_argument_addresses): Likewise.
11696 * explow.c (set_mem_attributes): Likewise.
11697 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11698 (expand_assignment, store_constructor_field, store_field): Likewise.
11699 (expand_expr_unaligned): Likewise.
11700 * function.c (assign_stack_temp_for_type): Likewise.
11701 (put_reg_into_stack, gen_mem_addressof): Likewise.
11702 * ifcvt.c (noce_try_cmove_arith): Likewise.
11703 * reload1.c (reload, alter_reg): Likewise.
11704 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11705 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11706 (alpha_expand_unaligned_store): Likewise
11707 (alpha_expand_unaligned_load_words): Likewise.
11708 (alpha_expand_unaligned_store_words): Likewise.
11709 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11710 (alpha_expand_epilogue): Likewise.
11711 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11712 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11713 * config/i386/i386.c (legitimize_pic_address): Likewise.
11714 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11715 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11716 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11717 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11718 * config/mips/mips.c (mips_va_arg): Likewise.
11719 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11720 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11721 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11722 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11723 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11724 (rs6000_emit_epilogue): Likewise.
11725 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11726 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11727 * config/v850/v850.c (v850_va_arg): Likewise.
11729 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11731 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11732 when fallthru edge is present.
11733 (mege_blocks): Handle case where creation of jump insn
11736 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11737 CLEANUP_POST_REGSTACK): New constants.
11738 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11739 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11740 * output.h (cleanup_cfg): Update prototype.
11741 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11742 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11743 cleanup_cfg call; kill missleading comment.
11744 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11745 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11746 parameter; control optimizations performed using it.
11747 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11748 try_crossjump_bb): New functions.
11750 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11752 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11754 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11755 pa_output_function_prologue.
11756 * pa-protos.h (pa_output_function_prologue): New prototype.
11758 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11760 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11761 and low to get correct sign extension in low+high test.
11763 2001-07-11 Janis Johnson <janis@us.ibm.com>
11765 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11766 for large hit count.
11768 * profile.c (branch_prob): Fix .bbg info for computed gotos
11771 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11773 * stmt.c (parse_output_constraint): New function, split out
11775 (expand_asm_operands): ... here. Use parse_output_constraint.
11776 * tree.h (parse_output_constraint): Declare it.
11778 2001-07-11 Richard Henderson <rth@redhat.com>
11780 * bitmap.c: Comment some functions; fiddle whitespace.
11781 (bitmap_free): Don't export.
11782 (bitmap_element_allocate): Use memset.
11783 * bitmap.h (bitmap_free): Don't declare.
11785 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11787 * gcse.c, lcm.c, sched-deps.c:
11788 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
11790 * flow.c (flow_loops_find): Free dom if we found no loops, since
11791 we aren't going to save it.
11793 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
11796 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
11798 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
11800 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11802 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
11803 #ifndef DWARF2_DEBUGGING_INFO.
11805 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11807 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
11809 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11811 * config/mips/mips.c (gen_int_relational): Tell the caller not to
11812 reverse a branch if a NE comparison is implemented with GTU.
11814 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11815 H.J. Lu <hjl@gnu.org>
11817 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
11818 constant addresses.
11819 (call_internal2): Likewise.
11820 (call_value_internal1): Likewise.
11821 (call_value_internal2): Likewise.
11822 (call_value_multiple_internal1): Likewise.
11823 (call_value_multiple_internal2): Likewise.
11825 2001-07-10 Kazu Hirata <kazu@hxi.com>
11827 * calls.c (emit_library_call_value_1): Fix a comment typo.
11828 * dwarf2out.c (mem_loc_descriptor): Likewise.
11829 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
11831 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
11833 * simplify-rtx.c (simplify_subreg): Fix typo in comment
11835 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11837 * recog.c (offsettable_address_p): Handle LO_SUM case.
11838 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
11839 instead of plus_constant.
11841 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11843 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
11844 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
11846 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11848 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
11849 adjust_address_nv instead of plus_constant.
11851 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
11853 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
11854 dwarf2out.o): Depend on debug.h, wrap long lines.
11855 * dbxout.c: Include debug.h.
11856 (dbx_debug_hooks): New.
11857 (dbxout_init): Make static, take just 2 args.
11858 (dbxout_finish): Make static.
11859 * dbxout.h (dbxout_init, dbxout_finish): Delete.
11860 * debug.c: New file.
11861 * debug.h: New file.
11862 * dwarf2out.c: Include debug.h.
11863 (dwarf2_debug_hooks): New.
11864 (dwarf2out_init): Make static.
11865 (dwarf2out_finish): Make static, take 2 args.
11866 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
11867 * dwarfout.c: Include debug.h.
11868 (dwarf_debug_hooks): New.
11869 (dwarfout_init): Make static.
11870 (dwarfout_finish): Make static, take 2 args.
11871 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
11872 * sdbout.c: Include debug.h.
11873 (sdb_debug_hooks): New.
11874 (sdbout_init): Make static, take 2 args.
11875 * sdbout.h (sdbout_init): Delete.
11876 * toplev.c: Include debug.h.
11877 (debug_hooks): New.
11878 (compile_file): Set deubg_hooks based on command line options.
11879 Use the hooks unconditionally rather than conditional compilation.
11881 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
11883 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
11884 first_insn_after_basic_block_note instead.
11886 * df.c (df_bb_refs_unlink): #if 0 out for now.
11888 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
11890 * ssa.h: Add prototype for ssa_const_prop
11891 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
11892 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
11893 (ssa_fast_dce): Remove unused variable
11895 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11897 * diagnostic.c (finish_diagnostic): Rename to
11898 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
11901 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
11903 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
11906 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
11907 (dump_file): Only pad the demangled name with spaces if the
11908 mangled name was padded with spaces.
11910 2001-07-10 Bernd Schmidt <bernds@redhat.com>
11912 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
11915 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11917 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
11918 extraction if no direct load if either EXPAND_CONST_ADDRESS or
11919 EXPAND_INITIALIZER.
11921 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
11922 whether can put offset inside LO_SUM to check mode alignment, not size.
11924 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11926 * doc/tm.texi (Misc): Fix thinko.
11928 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
11930 * regmove.c (replace_in_call_usage): Fix warnings.
11931 * sched-deps.c (add_dependence): Fix warnings.
11932 * simplify-rtx.c (simplify_subreg): Likewise.
11933 Return NULL_RTX instead of NULL.
11935 * reg-stack.c (emit_swap_insn): Eliminate warnings.
11936 (subst_asm_stack_regs): Likewise.
11938 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
11941 * dwarf2out.c (output_call_frame_info): Declare i as int.
11942 (build_abbrev_table): Declare n_alloc as int.
11943 (dwarf2out_finish): Initialize die.
11944 * except.c: Declare sjlj_funcdef_number as unsigned.
11945 (connect_post_landing_pads): Declare j as unsigned.
11946 (convert_to_eh_region_ranges): Initialize call_site.
11947 (output_function_exception_table): Initialize tt_format_size.
11948 * expr.c (move_by_pieces_1): Initialize to1.
11949 (store_constructor): Initialize minelt and maxelt.
11950 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
11951 * function.c (instantiate_decls): Avoid signed/unsigned warning.
11953 * c-decl.c (combine_parm_decls): Unused, remove.
11954 * c-tree.h: Remove prototype for combine_parm_decls.
11956 * reload.c (push_reload): Fix warning.
11957 (regno_clobbered_p): Likewise.
11958 * reload1.c (replace_pseudos_in_call_usage): Likewise.
11959 (reload_combine): Likewise.
11961 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
11962 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
11964 * bitmap.c (bitmap_operation): Change user.
11965 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
11967 2001-07-10 Eric Christopher <echristo@redhat.com>
11969 * config/mips/mips.c (override_options): Fix typo.
11971 2001-07-09 Stan Shebs <shebs@apple.com>
11973 * target.h (struct gcc_target): New fields init_builtins and
11975 * target-def.h (TARGET_INIT_BUILTINS): New macro.
11976 (TARGET_EXPAND_BUILTIN): New macro.
11977 (TARGET_INITIALIZER): Add them.
11978 * builtins.c: Include target.h.
11979 (expand_builtin): Use targetm.expand_builtin.
11980 (default_init_builtins): New function.
11981 (default_expand_builtin): New function.
11982 * expr.h (default_init_builtins): Declare.
11983 (default_expand_builtin): Declare.
11984 * c-common.c (c_common_nodes_and_builtins): Use
11985 targetm.init_builtins.
11986 * defaults.h (MD_INIT_BUILTINS): Remove.
11987 * Makefile.in (builtins.o): Depend on target.h.
11989 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
11990 (TARGET_EXPAND_BUILTIN): Define.
11991 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
11992 (MD_EXPAND_BUILTIN): Remove.
11994 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
11995 (TARGET_EXPAND_BUILTIN): Define.
11996 (c4x_init_builtins): Make endlink arg a local.
11997 (c4x_print_operand): Fix typos in adjust_address usages.
11998 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
11999 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
12000 (MD_EXPAND_BUILTIN): Remove.
12002 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
12003 (TARGET_EXPAND_BUILTIN): Define.
12004 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
12005 (ix86_init_builtins): Call new function only if TARGET_MMX.
12006 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
12007 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
12008 (MD_EXPAND_BUILTIN): Remove.
12010 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
12011 (TARGET_EXPAND_BUILTIN): Define.
12012 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
12013 (MD_EXPAND_BUILTIN): Remove.
12015 * doc/tm.texi: Document these changes.
12017 2001-07-09 Diego Novillo <dnovillo@redhat.com>
12019 * basic-block.h (tree_node): Forward declare if needed.
12020 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
12021 (BLOCK_HEAD_TREE): Define.
12022 (BLOCK_END_TREE): Define.
12023 (struct loops): Rename field 'tree' to 'tree_root'.
12024 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
12026 (flow_loops_tree_build): Rename reference to field 'tree' to
12028 (flow_loops_level_compute): Ditto.
12029 * predict.c (estimate_bb_frequencies): Ditto.
12030 * tree.h (struct tree_common): Add field 'aux'.
12032 2001-07-09 Stan Shebs <shebs@apple.com>
12034 * config/darwin.c (darwin_encode_section_info): Don't mark any
12035 DECL_EXTERNAL node as defined.
12037 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
12039 * pa.c (pa_init_machine_status, pa_mark_machine_status,
12040 pa_free_machine_status, hppa_init_pic_save): Delete.
12041 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
12042 (hppa_profile_hook): Use hppa_pic_save_rtx.
12043 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
12044 hppa_init_pic_save): Delete.
12045 (hppa_pic_save_rtx): Declare.
12046 * pa.md (call, call_value, sibcall, sibcall_value,
12047 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
12049 2001-07-09 Kazu Hirata <kazu@hxi.com>
12051 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
12052 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
12054 2001-07-09 Andreas Jaeger <aj@suse.de>
12056 * output.h: Add declaration of final_forward_branch_p.
12058 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
12060 * varray.c: Include errors.h for internal_error and trim_filename
12063 * Makefile.in (varray.o): Add errors.h.
12065 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
12067 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
12068 * optabs.c (have_add2_insn): Check whether the add insn chosen
12069 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
12070 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
12072 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
12074 * Makefile.in (OBJS): Add ssa-ccp.o
12075 (ssa-ccp.o): Add dependencies.
12076 * toplev.c (DFI_ssa_ccp): New dump file enum.
12077 (dump_file): Add entry for dumping after SSA CCP.
12078 (flag_ssa_ccp): New flag variable.
12079 (f_options): Add -fssa-ccp.
12080 (rest_of_compilation): Run SSA CCP if requested.
12081 * timevar.def (TV_SSA_CCP): New timevar.
12082 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
12083 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
12084 Fix minor typo in SSA DCE documentation.
12085 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
12086 Add documentation for new dump option. Renumber dump files
12089 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12091 * emit-rtl.c (gen_highpart_mode): New.
12092 * rtl.h (gen_highpart_mode): Declare.
12093 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
12094 operand can be VOIDmode constant.
12096 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
12098 * flow.c (redirect_edge_and_branch_force): New.
12099 (can_fallthru): Ensure that basic blocks are succeeding.
12100 (try_optimize_cfg): Do not delete basic block if it is the last one.
12102 * flow.c (try_redirect_by_replacing_jump): Do not remove
12103 jumps with side effects, unlink chain on fallthru edge;
12104 set block for new jump instruction; avoid basic block to
12105 over by line number note.
12107 * flow.c (try_simplify_condjump): Verify that the condjump
12108 is not always falling through.
12111 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12113 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12114 (try_redirect_by_replacing_jump): Update properly the count
12115 and frequency information.
12117 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12119 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
12120 address that is a LO_SUM specially.
12121 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
12123 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
12125 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
12126 (operand_subword): Use them.
12127 (change_address_1): Renamed from change_address; new arg VALIDATE.
12128 * expr.h: Reflect above changes; change_address now macro.
12129 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
12131 * cselib.c (add_mem_for_addr): Likewise.
12132 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
12133 * regmove.c (try_apply_stack_adjustment): Likewise.
12134 * reload.c (push_reload, make_memloc): Likewise.
12135 * reload1.c (eliminate_regs): Likewise.
12136 * simplify-rtx.c (simplify_replace_rtx): Likewise.
12137 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
12139 * combine.c (make_extraction, simplify_shift_const): Likewise.
12140 (gen_lowpart_for_combine): Likewise.
12141 * cse.c (gen_lowpart_if_possible): Likewise.
12142 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
12143 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
12144 * optabs.c (gen_move_insn): Likewise.
12145 * reload1.c (alter_reg): Likewise.
12146 * simplify-rtx.c (simplify_subreg): Likewise.
12147 * stmt.c (expand_anon_union_decl): Likewise.
12148 * recog.c (validate_replace_rtx_1): Likewise.
12150 * Makefile.in (recog.o): Add $(EXPR_H).
12151 * explow.c (stabilize): Call replace_equiv_address.
12152 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
12153 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
12155 2001-07-03 Andrew Haley <aph@redhat.com>
12157 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
12158 the mode of the memory location.
12160 2001-07-09 Bo Thorsen <bo@suse.co.uk>
12162 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
12164 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
12166 * final.c (output_addr_const): Use target opening and
12167 closing parentheses.
12168 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
12169 defaults, add to TARGET_ASM_OUT.
12170 * target.h (struct gcc_target): Add open_paren and close_paren.
12171 * doc/md.texi: Update.
12172 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
12173 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
12174 TARGET_ASM_CLOSE_PAREN.
12175 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12177 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12179 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
12180 * config/a29k/a29k.h: Similarly.
12181 * config/alpha/alpha.h: Similarly.
12182 * config/arc/arc.h: Similarly.
12183 * config/arm/aof.h: Similarly.
12184 * config/arm/aout.h: Similarly.
12185 * config/avr/avr.h: Similarly.
12186 * config/c4x/c4x.h: Similarly.
12187 * config/clipper/clipper.h: Similarly.
12188 * config/convex/convex.h: Similarly.
12189 * config/d30v/d30v.h: Similarly.
12190 * config/dsp16xx/dsp16xx.h: Similarly.
12191 * config/elxsi/elxsi.h: Similarly.
12192 * config/fr30/fr30.h: Similarly.
12193 * config/h8300/h8300.h: Similarly.
12194 * config/i370/i370.h: Similarly.
12195 * config/i386/i386.h: Similarly.
12196 * config/i860/i860.h: Similarly.
12197 * config/i960/i960.h: Similarly.
12198 * config/ia64/ia64.h: Similarly.
12199 * config/m32r/m32r.h: Similarly.
12200 * config/m68hc11/m68hc11.h: Similarly.
12201 * config/m68k/m68k.h: Similarly.
12202 * config/m88k/m88k.h: Similarly.
12203 * config/mcore/mcore.h: Similarly.
12204 * config/mips/mips.h: Similarly.
12205 * config/mn10200/mn10200.h: Similarly.
12206 * config/mn10300/mn10300.h: Similarly.
12207 * config/ns32k/ns32k.h: Similarly.
12208 * config/pa/pa.h: Similarly.
12209 * config/pdp11/pdp11.h: Similarly.
12210 * config/pj/pj.h: Similarly.
12211 * config/romp/romp.h: Similarly.
12212 * config/rs6000/rs6000.h: Similarly.
12213 * config/sh/sh.h: Similarly.
12214 * config/sparc/sparc.h: Similarly.
12215 * config/v850/v850.h: Similarly.
12216 * config/vax/vax.h: Similarly.
12217 * config/we32k/we32k.h: Similarly.
12219 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
12221 * doc/c-tree.texi: Document representation of attributes.
12223 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12225 * doc/tm.texi: Update some places for the rename of target to
12228 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12230 * target.h (struct gcc_target): Add insert_attributes.
12231 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
12232 (TARGET_INITIALIZER): Update.
12233 * tree.c, tree.h (default_insert_attributes): New function.
12234 Update comments on other default functions to refer to targetm,
12236 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
12237 TARGET_INSERT_ATTRIBUTES.
12238 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
12239 * c-common.c (decl_attributes): Use targetm.insert_attributes.
12240 Don't use PRAGMA_INSERT_ATTRIBUTES.
12241 * Makefile.in (c-common.o): Depend on $(TARGET_H).
12242 * c-decl.c (start_decl, start_function): Don't call
12243 SET_DEFAULT_DECL_ATTRIBUTES.
12244 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12245 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
12247 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
12248 (c4x_check_attribute): Avoid modifying attribute list itself.
12249 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
12251 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
12252 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
12254 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
12255 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
12257 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12258 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
12260 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
12261 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
12262 Adjust parameters. Make static.
12264 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12266 * c-common.c (decl_attributes): Only take a single attributes
12268 * c-common.h (decl_attributes): Update prototype.
12269 * c-decl.c (start_decl, start_function): Only take a single
12270 attributes parameter. Update calls to decl_attributes.
12271 (finish_struct, finish_enum): Update calls to decl_attributes.
12272 (push_parm_decl): Expect unified list of attributes. Update call
12273 to decl_attributes.
12274 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
12275 notype_nested_function, component_declarator,
12276 component_notype_declarator, label): Update calls to
12278 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
12279 lists that are passed to push_parm_decl.
12280 * c-tree.h (start_function, start_decl): Update prototypes.
12281 * config/sh/sh-protos.h, config/sh/sh.c
12282 (sh_pragma_insert_attributes): Only take a single attributes
12284 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
12285 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
12286 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
12287 build_module_descriptor, generate_static_references,
12288 generate_strings, build_selector_translation_table,
12289 generate_descriptor_table, generate_protocols,
12290 generate_ivars_list, generate_dispatch_table,
12291 generate_protocol_list, generate_category,
12292 generate_shared_structures, really_start_method, add_objc_decls,
12293 generate_classref_translation_entry): Update calls to start_decl
12294 and start_function.
12295 (build_tmp_function_decl, start_method_def): Unify attribute lists
12296 that are passed to push_parm_decl.
12298 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
12300 * final.c (no_asm_to_stream): New.
12301 (final_scan_insn): Use target structures for prologue ends
12302 and epilogue starts.
12303 * output.h (no_asm_to_stream): New.
12304 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
12305 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
12306 (TARGET_ASM_OUT): Update.
12307 * target.h (struct gcc_target): New members function_end_prologue
12308 and function_begin_epilogue.
12309 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
12310 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
12311 * config/alpha/alpha.c (output_end_prologue): Rename to
12312 alpha_output_function_end_prologue. Use in target struct
12314 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
12315 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
12316 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
12317 ia64_output_function_end_prologue. Use in target struct
12319 (ia64_function_prologue, ia64_funciton_epilogue): Rename
12320 mistyped prototypes.
12321 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
12322 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
12324 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
12325 an use in target struct, make static.
12326 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
12329 2001-07-08 Richard Henderson <rth@redhat.com>
12331 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
12333 2001-07-08 Richard Henderson <rth@redhat.com>
12335 * config/i386/i386.md: Remove constraints strings from define_split
12336 and define_peephole2 patterns.
12337 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
12338 (eh_return): Use them.
12340 2001-07-08 Richard Henderson <rth@redhat.com>
12342 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
12343 Document MD_FALLBACK_FRAME_STATE_FOR.
12345 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12347 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
12348 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
12350 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12352 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12354 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12355 of the label inside NAME as opposed to just the end of NAME.
12357 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12359 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12360 * config/alpha/alpha.c (alpha_init_machine_status,
12361 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12362 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12363 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12364 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12366 2001-07-06 Stan Shebs <shebs@apple.com>
12368 * target.h (targetm): Rename global from "target", so as not to
12369 conflict with local variables.
12371 * c-typeck.c: Ditto.
12374 * cp/decl.c: Ditto.
12375 * cp/decl2.c: Ditto.
12376 * cp/typeck.c: Ditto.
12377 * 1750a/1750a.c: Ditto.
12378 * a29k/a29k.c: Ditto.
12379 * arc/arc.c: Ditto.
12380 * arm/arm.c: Ditto.
12381 * avr/avr.c: Ditto.
12382 * clipper/clipper.c: Ditto.
12383 * convex/convex.c: Ditto.
12384 * d30v/d30v.c: Ditto.
12385 * dsp16xx/dsp16xx.c: Ditto.
12386 * elxsi/elxsi.c: Ditto.
12387 * fr30/fr30.c: Ditto.
12388 * h8300/h8300.c: Ditto.
12389 * i370/i370.c: Ditto.
12390 * i386/i386.c: Ditto.
12391 * i860/i860.c: Ditto.
12392 * i960/i960.c: Ditto.
12393 * ia64/ia64.c: Ditto.
12394 * m32r/m32r.c: Ditto.
12395 * m68hc11/m68hc11.c: Ditto.
12396 * m68k/m68k.c: Ditto.
12397 * m88k/m88k.c: Ditto.
12398 * mips/mips.c: Ditto.
12399 * ns32k/ns32k.c: Ditto.
12401 * pdp11/pdp11.c: Ditto.
12402 * romp/romp.c: Ditto.
12403 * rs6000/rs6000.c: Ditto.
12405 * sparc/sparc.c: Ditto.
12406 * vax/vax.c: Ditto.
12407 * we32k/we32k.c: Ditto.
12408 * doc/tm.texi: Update the manual to match.
12410 2001-07-06 Richard Henderson <rth@redhat.com>
12412 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12413 DWARF2_UNWIND_INFO not just whether it is defined.
12415 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12417 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12418 call to simplify_binary_operation returns a new pattern.
12420 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12422 * glimits.h (__SHRT_MAX__): New.
12423 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12424 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12426 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12428 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12431 2001-07-06 Richard Henderson <rth@redhat.com>
12433 * bitmap.c (bitmap_release_memory): Move adjacent to the
12434 allocation functions.
12435 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12436 the implementation. Binary search for the set bit.
12437 (bitmap_union_of_diff): Allocate the temporary on the stack
12438 instead of using xmalloc.
12440 2001-07-06 Richard Henderson <rth@redhat.com>
12442 * genrecog.c (validate_pattern): Warn for constraints in
12443 define_{expand,split,peephole2}. Remove strict_low_part
12444 before looking up match_dup.
12446 2001-07-06 DJ Delorie <dj@redhat.com>
12448 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12449 chapter about various build hints and history. Add section
12450 talking about the various types of native and cross builds.
12452 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12454 * Makefile.in (final.o): Depend on target.h.
12455 * final.c: Include target.h.
12456 (default_function_pro_epilogue): New.
12457 (final_start_function): Use target structure for function prologues.
12458 (final_end_function): Use target structure for function epilogues.
12459 * fold-const.c (real_hex_to_f): Constify s and p.
12460 * output.h (default_function_pro_epilogue): New.
12461 * real.h (real_hex_to_f): Update prototype.
12462 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12463 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12464 (TARGET_INITIALIZER): Update.
12465 * target.h (gcc_target): Add struct asm_out.
12466 * doc/tm.texi: Update.
12469 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12470 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12471 in cpu/cpu.c, or rename old functions consistently. Take
12472 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12473 redundant macros and prototypes. Make new functions static.
12475 * 1750a/1750a.c: Similarly.
12476 * 1750a/1750a.h: Similarly.
12477 * a29k/a29k-protos.h: Similarly.
12478 * a29k/a29k.c: Similarly.
12479 * a29k/a29k.h: Similarly.
12480 * arc/arc-protos.h: Similarly.
12481 * arc/arc.c: Similarly.
12482 * arc/arc.h: Similarly.
12483 * arm/arm-protos.h: Similarly.
12484 * arm/arm.c: Similarly.
12485 * arm/arm.h: Similarly.
12486 * avr/avr-protos.h: Similarly.
12487 * avr/avr.c: Similarly.
12488 * avr/avr.h: Similarly.
12489 * clipper/clipper-protos.h: Similarly.
12490 * clipper/clipper.c: Similarly.
12491 * clipper/clipper.h: Similarly.
12492 * convex/convex.c: Similarly.
12493 * convex/convex.h: Similarly.
12494 * d30v/d30v-protos.h: Similarly.
12495 * d30v/d30v.c: Similarly.
12496 * d30v/d30v.h: Similarly.
12497 * d30v/d30v.md: Similarly.
12498 * dsp16xx/dsp16xx-protos.h: Similarly.
12499 * dsp16xx/dsp16xx.c: Similarly.
12500 * dsp16xx/dsp16xx.h: Similarly.
12501 * elxsi/elxsi.c: Similarly.
12502 * elxsi/elxsi.h: Similarly.
12503 * fr30/fr30.c: Similarly.
12504 * fr30/fr30.md: Similarly.
12505 * h8300/h8300-protos.h: Similarly.
12506 * h8300/h8300.c: Similarly.
12507 * h8300/h8300.h: Similarly.
12508 * i370/i370-protos.h: Similarly.
12509 * i370/i370.c: Similarly.
12510 * i370/i370.h: Similarly.
12511 * i386/i386.c: Similarly.
12512 * i386/osf1elf.h: Similarly.
12513 * i386/osfrose.h: Similarly.
12514 * i860/i860-protos.h: Similarly.
12515 * i860/i860.c: Similarly.
12516 * i860/i860.h: Similarly.
12517 * i960/i960-protos.h: Similarly.
12518 * i960/i960.c: Similarly.
12519 * i960/i960.h: Similarly.
12520 * ia64/ia64-protos.h: Similarly.
12521 * ia64/ia64.c: Similarly.
12522 * ia64/ia64.h: Similarly.
12523 * m32r/m32r-protos.h: Similarly.
12524 * m32r/m32r.c: Similarly.
12525 * m32r/m32r.h: Similarly.
12526 * m68hc11/m68hc11-protos.h: Similarly.
12527 * m68hc11/m68hc11.c: Similarly.
12528 * m68hc11/m68hc11.h: Similarly.
12529 * m68k/crds.h: Similarly.
12530 * m68k/dpx2.h: Similarly.
12531 * m68k/m68k-protos.h: Similarly.
12532 * m68k/m68k.c: Similarly.
12533 * m68k/m68k.h: Similarly.
12534 * m68k/news.h: Similarly.
12535 * m88k/m88k-protos.h: Similarly.
12536 * m88k/m88k.c: Similarly.
12537 * m88k/m88k.h: Similarly.
12538 * mips/mips-protos.h: Similarly.
12539 * mips/mips.c: Similarly.
12540 * mips/mips.h: Similarly.
12541 * ns32k/merlin.h: Similarly.
12542 * ns32k/ns32k.c: Similarly.
12543 * ns32k/ns32k.h: Similarly.
12544 * ns32k/tek6000.h: Similarly.
12545 * pa/pa-protos.h: Similarly.
12546 * pa/pa.c: Similarly.
12547 * pa/pa.h: Similarly.
12548 * pdp11/2bsd.h: Similarly.
12549 * pdp11/pdp11-protos.h: Similarly.
12550 * pdp11/pdp11.c: Similarly.
12551 * pdp11/pdp11.h: Similarly.
12552 * romp/romp-protos.h: Similarly.
12553 * romp/romp.c: Similarly.
12554 * romp/romp.h: Similarly.
12555 * rs6000/rs6000-protos.h: Similarly.
12556 * rs6000/rs6000.c: Similarly.
12557 * rs6000/rs6000.h: Similarly.
12558 * rs6000/sysv4.h: Similarly.
12559 * sh/sh-protos.h: Similarly.
12560 * sh/sh.c: Similarly.
12561 * sh/sh.h: Similarly.
12562 * sparc/sparc-protos.h: Similarly.
12563 * sparc/sparc.c: Similarly.
12564 * sparc/sparc.h: Similarly.
12565 * vax/vax.c: Similarly.
12566 * vax/vax.h: Similarly.
12567 * vax/vms.h: Similarly.
12568 * we32k/we32k.c: Similarly.
12569 * we32k/we32k.h: Similarly.
12571 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12573 * basic-block.h (first_insn_after_basic_block_note): Declare.
12574 * flow.c (first_insn_after_basic_block_note): Define. Moved
12576 * ssa.c (first_insn_after_basic_block_note): Remove.
12577 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12579 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12580 nodes when we find a dead conditional branch. Insert BARRIERs
12581 after any blocks with no successors, but which do not have
12584 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12586 * varray.c (varray_check_failed): Use internal_error.
12588 2001-07-05 Andrew Haley <aph@redhat.com>
12590 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12591 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12592 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12594 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12596 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12597 reference if the target constant is also a SYMBOL_REF.
12599 2001-07-05 Eric Christopher <echristo@redhat.com>
12601 * config/mips/mips.h (MASK_MIPS3900): Remove.
12602 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12603 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12604 (TARGET_MIPS3900): Change to use mips_arch.
12605 (TARGET_MIPS4000): New.
12606 (TARGET_MIPS4100): New.
12607 (TARGET_MIPS4300): New.
12608 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12609 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12611 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12612 (ISA_HAS_BRANCHLIKELY): To here.
12613 (CC1_CPU_SPEC): New.
12614 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12615 (mips_arch_string): Declare.
12616 (mips_arch): Declare.
12617 (TARGET_OPTIONS): Add -march and -mtune.
12619 * config/mips/mips.c (mips_arch_string): New.
12621 (override_options): Handle -march for codegen and -mtune
12622 for scheduling. Use mips_arch. Move tx39 target default here.
12623 (mips_parse_cpu): Move error message to override_options.
12625 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12627 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12629 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12630 (MIPS Options): Ditto. Change mcpu entry to historical text.
12632 2001-07-05 H.J. Lu (hjl@gnu.org)
12634 * config/mips/mips.c (mips_parse_cpu): New function to parse
12637 2001-07-05 Jim Wilson <wilson@redhat.com>
12639 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12640 * config/ia64/t-ia64: Likewise.
12641 (LIB1ASMFUNCS): Update comment.
12643 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12645 * doc/install.texi (Install GCC: Binaries): Fix typo.
12647 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12649 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12650 reference using the stack pointer, adjust it since we push Y
12652 ("*ashrsi3"): Likewise.
12653 ("*lshrsi3"): Likewise.
12655 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12657 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12658 when -fomit-frame-pointer is used.
12660 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12662 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12663 (try_redirect_by_replacing_jump): Reverse updating properly the
12664 count and frequency information. Reverse removing cc0 setter.
12665 (forwarder_block_p): Reverse fixing for fallthru blocks.
12667 2001-07-05 DJ Delorie <dj@redhat.com>
12669 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12670 (translate_options): If the above is defined, use it to map
12671 given options to new options.
12672 * doc/tm.texi: Document it.
12674 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12675 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12677 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12678 cause programs using computed gotos to run more slowly.
12680 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12682 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12684 Consistently require binutils 2.11.2, not prereleases.
12685 (Specific, decstation-*): Canonicalize as mips-dec-*.
12686 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12688 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12689 (Specific, mips-*): Reword MIPS C compiler requirements.
12690 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12691 (Specific, sunv5): Removed, obsolete.
12693 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12695 * dwarf2out.c (output_loc_list): Use an all ones mask for
12696 .text asm output and don't rely on long long
12697 literals. Reformat some long lines.
12699 2001-07-05 Andreas Jaeger <aj@suse.de>
12701 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12704 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12706 * dwarf2out.c (dwarf2out_define): Update comment.
12707 (dwarf2out_undef): Ditto.
12708 (dwarf2out_start_source_file): Ditto.
12709 (dwarf2out_end_source_file): Ditto.
12710 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12711 since we never call the start/end debug hook for the primary file.
12713 2001-07-04 Kazu Hirata <kazu@hxi.com>
12715 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12718 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12720 * cppinit.c (remove_dup_dirs): Inform if a system include
12721 directory is being reordered.
12722 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12724 * doc/cpp.texi (Search Paths): Likewise.
12725 * doc/gcc.texi (Interoperation): Remove information about
12728 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12730 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12731 (VARRAY_TOP_CHAR_PTR): Likewise.
12733 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12735 * gcc.c (process_command): Don't assign elements of a const char*.
12737 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12739 * emit-rtl.c (change_address): Don't abort if invalid address while
12740 reload is in progress.
12742 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12744 * c-lex.c (cb_file_change): Pass line number to
12745 debug_start_source_file.
12746 (cb_undefine): Pass correct line number to debug_undef.
12748 * toplev.c (debug_start_source_file): Add line number to
12749 parameters. Pass it along to dwarf2out_start_source_file.
12750 (decode_g_option): Stop resetting debug level back to normal when
12751 we change debug formats, unless the current level is
12752 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12755 * toplev.h (debug_start_source_file): Add line number to
12758 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12761 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12763 Output debug_macinfo data for starting file if requested.
12764 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12766 (dwarf2out_define): Output debug_macinfo data for defining a macro
12768 (dwarf2out_undef): Output debug_macinfo data for undefining a
12769 macro if requested.
12770 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12771 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12772 (macinfo_section_label): New. DWARF2 macro info section label.
12773 (dwarf2out_init): If we want macro info, output the start label
12775 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12776 attribute to the compilation unit die pointing to the macro info.
12778 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12780 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12781 DWARF2_DEBUGGING_INFO.
12782 (add_loc_descr_to_loc_list): Ditto.
12783 (output_loc_list): Ditto.
12784 Also, fix thinko in curr not being initialized.
12785 (gen_internal_sym): Ditto.
12787 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12789 * emit-rtl.c (replace_equiv_address): New function.
12790 * expr.h (replace_equiv_address): New declaration.
12791 * explow.c (validize_mem): Call it instead of change_address and
12792 also call if -fforce-addr and address is constant.
12793 * expr.c: Replace more calls to change_address with adjust_address
12794 and/or replace_equiv_address or to validize_mem.
12795 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
12796 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
12797 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12798 * config/i370/i370.md, config/i860/i860.md: Likewise.
12799 * config/i960/i960.md, config/mips/mips.c: Likewise.
12800 * config/mips/mips.md, config/pa/pa.md: Likewise.
12801 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
12802 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
12804 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12806 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
12808 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
12811 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
12813 * doc/include: New directory.
12814 * doc/fdl.texi: Move to doc/include/fdl.texi.
12815 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
12816 * doc/include/funding.texi, doc/include/gpl.texi: New files.
12817 * doc/gcc.texi: Use funding.texi and gpl.texi.
12818 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
12819 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
12820 Update dependencies and use -I $(docdir)/include.
12822 2001-07-04 Anthony Green <green@redhat.com>
12824 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
12826 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12828 * doc/install.texi (sparc64-*-*): Remove garbage.
12830 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
12832 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
12833 Fix typo in last change to use adjust_address.
12835 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12837 * doc/install.texi (Specific): Update information for *-*-solaris*.
12839 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12841 * explow.c (plus_constant_wide): Reinitialize Y for restart.
12843 2001-07-03 Stan Shebs <shebs@apple.com>
12845 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
12846 case for flag_no_mach_text_sections.
12847 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
12848 * config/darwin.c (flag_no_mach_text_sections): Remove.
12849 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
12851 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12853 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
12854 and avoid checking for constant as first operand.
12855 * recog.c (find_constant_term_loc): No longer static.
12856 (adj_offettable_operand): Delete.
12857 * rtl.h (adj_offsettable_operand): Delete declaration.
12858 (find_constant_term): Add declaration.
12859 * caller-save.c: Replace calls to adj_offsettable_operand with calls
12861 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
12862 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
12863 * config/i386/i386.c, config/i386/i386.md: Likewise.
12864 * config/i860/i860.c, config/i960/i960.c: Likewise.
12865 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
12866 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
12867 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
12868 * config/mips/mips.c, config/mips/mips.md: Likewise.
12869 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
12870 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
12871 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
12872 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
12873 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
12874 * config/ns32k/ns32k.md: Likewise.
12876 2001-07-03 Zack Weinberg <zackw@stanford.edu>
12878 * rtl.c (copy_rtx): Handle 'T' format letter.
12879 * gensupport.c (collect_insn_data): Likewise.
12880 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
12882 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
12884 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
12885 -B option. Use 'dir' not 'foo' as example directory name.
12887 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12889 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12890 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
12892 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12894 * doc/cppinternals.texi: Improve formatting and logical markup.
12896 2001-07-03 Andreas Jaeger <aj@suse.de>
12898 * Makefile.in (insn-recog.o): Add dependency on reload.h.
12900 * genrecog.c (write_header): Include reload.h for prototypes in
12903 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
12906 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
12907 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12908 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
12909 i386_pe_valid_type_attribute_p): Add.
12910 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
12911 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
12913 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12915 * explow.c (plus_constant_wide, case LO_SUM): New case.
12916 (plus_constant_for_output_wide): Delete.
12917 * rtl.h (plus_constant_for_output): Delete.
12918 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
12919 instead of plus_constant_for_output.
12920 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
12921 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
12922 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
12923 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
12924 * config/sparc/sparc.md: Likewise.
12925 Convert some change_address calls to adjust_address.
12927 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12929 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
12930 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
12931 documentation of -std and -Wwrite-strings.
12933 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12935 * cse.c (canon_hash): Don't register registers in very small
12936 register classes, as extending their lifetime might cause
12939 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12941 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12943 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12944 (try_redirect_by_replacing_jump): Update properly the count
12945 and frequency information.
12947 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
12949 * toplev.c (dump_file_index): Move SSA dumps just after first
12951 (dump_file): Corresponding changes.
12952 (rest_of_compilation): Move SSA path to just after the first
12954 * doc/gcc.texi (Passes): Update due to movement of SSA path.
12955 * doc/invoke.texi: Update dump file #s as they were completely
12956 out of date with reality.
12958 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
12960 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
12962 * expr.c (emit_move_insn_1): Deal with non-default
12965 * expr.c (emit_single_push_insn): Fix warning.
12967 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
12969 * expr.c (emit_move_insn_1): Avoid modifying
12970 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
12972 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12974 * emit-rtl.c (adjust_address): New function.
12975 * expr.h (adjust_address): Add declaration.
12976 * builtins.c: Replace some calls to change_address with calls to it
12977 or to validize_mem.
12978 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
12979 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
12980 * config/arm/arm.c, config/convex/convex.c: Likewise.
12981 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12982 * config/i386/i386.c, config/i386/i386.md: Likewise.
12983 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
12984 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
12985 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
12986 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
12987 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
12989 2001-07-02 Jim Wilson <wilson@redhat.com>
12991 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
12993 2001-07-02 Steve Ellcey <sje@cup.hp.com>
12995 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
12996 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
12998 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13000 * cppinit.c (lang_defaults): New table.
13001 (set_lang): Just read from lang_defaults into the live options
13004 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13006 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
13007 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
13008 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
13010 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13012 * doc/install.texi: Various spelling and markup fixes.
13013 (Installing GCC): Component specific installation instructions are
13016 Warn about removing old install dir in the presence of shared libs.
13017 (Configuration): Invoke with options target to match configure
13019 Consistently refer to gas, gld pathnames.
13020 Invert --enable-multilib documentation.
13021 Remove references to old compiler versions.
13023 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13025 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
13027 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13029 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
13031 (Specific, mips*-sgi-irix5): Note IDO download.
13032 Reworded MIPS C hints.
13033 Use GNU as instead of GAS.
13035 Removed SGI Freeware reference, IRIX 6 only.
13036 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
13037 Note N64 library requirement/workaround.
13039 Complete list of structure passing bug victims.
13041 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13043 * doc/install.texi: Remove CVS Id.
13045 2001-07-02 Andreas Jaeger <aj@suse.de>
13047 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
13048 (find_inherently_necessary): Remove unused variable.
13050 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
13052 * c-common.h (TDI_inlined): New ast dump phase.
13053 (dump_flag_name): New function.
13054 * c-dump.c (dump_files): Add inlined phase.
13055 (dump_flag_name): Define.
13056 * doc/invoke.texi (-fdump-ast-inlined): Document.
13058 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13060 * stor-layout.c (layout_decl): Revert change to handling of alignment
13063 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13065 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
13068 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
13070 * doc/tm.texi (FUNCTION_ARG): Document that the last call
13073 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
13075 * tlink.c (recompile_files): Remove COMPILER_PATH and
13076 LIBRARY_PATH from the environment.
13078 2001-07-01 Zack Weinberg <zackw@stanford.edu>
13080 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
13081 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
13083 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
13085 * c-parse.in (OBJC_STRING): Kill.
13086 (objc_string): Decompose to [objc_string] '@' STRING.
13087 (reswords): Take the leading '@' off all the Objective C keywords.
13088 (objc_rid_sans_at): Kill.
13089 (init_reswords): Don't initialize it.
13090 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
13091 (_yylex): Kill reconsider label. Look ahead one token after
13092 an '@'; if we get an identifier, check whether it's an
13093 Objective C @-keyword. If so, return the keyword. Otherwise,
13094 put back the token and return the '@' as a terminal.
13096 * cpplib.c (lex_macro_node): Remove unnecessary check for
13097 leading '@' on identifier. Clarify control flow and commentary.
13099 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13101 * cse.c (new_label_ref): Variable deleted.
13102 (insert): Remove set of new_label_ref.
13103 (check_for_label_ref): New function.
13104 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
13106 See ChangeLog.5 for earlier changes.