1 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3 * explow.c (convert_memory_address, case SUBREG): Only return
4 inner object if SUBREG_PROMOTED_VAR_P or known to be pointer.
6 2001-11-08 Richard Henderson <rth@redhat.com>
8 * Makefile.in (GCC_FOR_TARGET): Add build_tooldir/sys-include.
9 (CROSS_SYSTEM_HEADER_DIR): Use build_tooldir not tooldir.
10 (ORDINARY_FLAGS_TO_PASS, stmp-fixinc): Likewise.
12 2001-11-08 Aldy Hernandez <aldyh@redhat.com>
14 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -maltivec.
16 2001-11-08 Jakub Jelinek <jakub@redhat.com>
18 * dwarf2out.c (debug_str_hash): New.
19 (struct indirect_string_node): New.
20 (struct dw_val_struct): Change type of val_str to it.
21 (DEBUG_STR_SECTION_FLAGS): Define.
22 (add_AT_string): Push string into hashtable, increment reference
24 (AT_string): Return string from ht_identifier.
25 (AT_string_form): New.
26 (free_AT): For dw_val_class_str, just decrement reference counter.
27 (size_of_string): Remove.
28 (size_of_die): Use AT_string_form to decide what size the string
30 (size_of_pubnames): Use strlen instead of size_of_string.
31 (value_format): Use AT_string_form for dw_val_class_str.
32 (output_die): Output DW_FORM_strp strings using
33 dw2_asm_output_offset.
34 (indirect_string_alloc, output_indirect_string): New.
35 (dwarf2out_finish): Emit .debug_str strings if there are any.
37 2001-11-08 Andreas Franck <afranck@gmx.de>
39 * configure.in: Add AC_ARG_PROGRAM to support program name
40 transformation with --program-prefix, --program-suffix and
41 --program-transform-name.
42 * configure: Regenerated.
43 * Makefile.in (GCC_INSTALL_NAME, CPP_INSTALL_NAME,
44 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
45 GCCBUG_INSTALL_NAME, GCC_CROSS_NAME, CPP_CROSS_NAME,
46 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): Handle
47 program_transform_name the way suggested by autoconf.
48 (GCC_TARGET_INSTALL_NAME): Define.
49 (install-driver): Use the transformed target alias name.
51 2001-11-08 Richard Henderson <rth@redhat.com>
53 * config/mips/mips.c (save_restore_insns): Remove GP from the
54 restore registers mask early instead of special casing it inside
57 2001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
59 * cp/decl.c (shadow_warning): New function.
60 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
61 and an error when a block scope decl shadows a parameter.
63 2001-11-08 Richard Henderson <rth@redhat.com>
65 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
68 2001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
70 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
71 to implement floating negation on processors prior to PA 2.0.
73 2001-11-08 Jakub Jelinek <jakub@redhat.com>
75 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
76 (USE_LINKONCE_INDIRECT): Define.
77 (dw2_output_indirect_constant_1): Try to output indirect constants
78 into linkonce sections if possible.
79 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
80 (dw2_output_indirect_constants): Likewise.
82 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
84 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
86 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
88 * c-decl.c (pushdecl): Remove file and line.
89 * c-typeck.c (pop_init_level): Remove size.
91 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
93 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
96 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
97 (TARGET_ALTIVEC): New.
98 (TARGET_SWITCHES): Add altivec.
99 (FIRST_PSEUDO_REGISTER): Change to 109.
100 (CALL_USED_REGISTERS): Same.
101 (FIRST_ALTIVEC_REGNO): New.
102 (LAST_ALTIVEC_REGNO): New.
103 (ALTIVEC_REGNO_P): New.
104 (UNITS_PER_ALTIVEC_WORD): New.
105 (ALTIVEC_VECTOR_MODE): New.
106 (FIXED_REGISTERS): Add altivec registers.
107 (REG_ALLOC_ORDER): Same.
108 (HARD_REGNO_NREGS): Adjust for altivec registers.
109 (HARD_REGNO_MODE_OK): Same.
110 (MODES_TIEABLE_P): Same.
111 (REGISTER_MOVE_COST): Same.
112 (REGNO_REG_CLASS): Same.
113 (reg_class): Add ALTIVEC_REGS.
114 (REG_CLASS_NAMES): Same.
115 (REG_CLASS_CONTENTS): Same.
116 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
117 (ALTIVEC_ARG_RETURN): New.
118 (FUNCTION_VALUE): Handle VECTOR_TYPE.
119 (LIBCALL_VALUE): Handle altivec vector modes.
120 (VECTOR_MODE_SUPPORTED_P): New.
121 (ALTIVEC_ARG_MIN_REG): New.
122 (ALTIVEC_ARG_MAX_REG): New.
123 (ALTIVEC_ARG_NUM_REG): New.
124 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
125 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
126 (REGISTER_NAMES): Add altivec regs.
127 (DEBUG_REGISTER_NAMES): Same.
128 (ADDITIONAL_REGISTER_NAMES): Same.
129 (rs6000_builtins): New.
130 (MD_EXPAND_BUILTIN): New.
131 (MD_INIT_BUILTINS): New.
132 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
133 for AltiVec instructions.
134 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
135 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
137 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
138 (TARGET_SWITCHES): Add no-altivec.
139 (DATA_ALIGNMENT): Align vectors to 128 bits.
140 (TARGET_OPTIONS): Add abi= option.
141 Add rs6000_abi_string extern.
142 (LOCAL_ALIGNMENT): New.
143 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
144 (MASK_ALTIVEC_ABI): New.
145 (TARGET_ALTIVEC_ABI): New.
146 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
148 (STACK_BOUNDARY): Adjust for altivec.
149 (BIGGEST_ALIGNMENT): Same.
150 (rs6000_args): Add vregno.
151 (USE_ALTIVEC_FOR_ARG_P): New.
152 (FIXED_REGISTERS): Add vrsave register.
153 (CALL_USED_REGISTERS): Same.
154 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
156 (reg_class): Add VRSAVE_REGS.
157 (REG_CLASS_NAMES): Same.
158 (REG_CLASS_CONTENTS): Same.
159 (REGNO_REG_CLASS): Same.
161 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
162 (ABI_STACK_BOUNDARY): Same.
163 (BIGGEST_ALIGNMENT): Same.
164 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
165 (ROUND_TYPE_ALIGN): Same.
167 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
170 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
173 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
176 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
177 (altivec_expand_builtin): New.
178 (altivec_init_builtins): New.
179 (TARGET_EXPAND_BUILTIN): New.
180 (TARGET_INIT_BUILTINS): New.
181 (rs6000_init_builtins): New.
182 (struct builtin_description): New.
184 (rs6000_reg_names): Add altivec registers.
185 (alt_reg_names): Same.
186 (secondary_reload_class): Altivec regs can hold altivec regs and
188 (rs6000_emit_move): Force constants into memory for AltiVec moves.
189 (print_operand): Add 'y' case for printing altivec memory
191 (rs6000_legitimize_address): Legitimize vector addresses into
193 (altivec_expand_binop_builtin): New.
194 New string rs6000_current_abi.
195 (rs6000_override_options): Call rs6000_parse_abi_options.
196 (rs6000_parse_abi_options): New.
197 (function_arg_boundary): Vector arguments must be 16
199 (function_arg_advance): Handle vector arguments.
200 (function_arg_partial_nregs): Same.
201 (init_cumulative_args): Same.
202 (function_arg): Same.
204 * config/rs6000/rs6000.md (altivec_lvx): New.
205 (type): Add altivec attribute.
207 (*movv4si_internal): New.
209 (*movv16qi_internal): New.
211 (*movv8hi_internal1): New.
213 (*movv4sf_internal1): New.
330 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
332 * Makefile.in (df.o): Add fibheap.h to dependencies.
334 * df.h: Add prototypes for transfer functions, iterative_dataflow
336 (enum df_flow_dir): New enum.
337 (enum df_confluence_op): New enum.
338 (struct df): Add inverse_rts_map.
340 * df.c: Add sbitmap.h to the list of includes.
341 (df_rd_global_compute): Removed.
342 (df_ru_global_compute): Removed.
343 (df_lr_global_compute): Removed.
344 (df_rd_transfer_function): New function.
345 (df_ru_transfer_function): New function.
346 (df_lr_transfer_function): New function.
347 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
348 Use iterative_dataflow_bitmap instead of df_*_global_compute.
349 (iterative_dataflow_sbitmap): New function.
350 (iterative_dataflow_bitmap): New function.
352 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
354 * doc/gcc.texi: Move terminology and spelling conventions to
355 htdocs/codingconventions.html.
357 2001-11-07 Graham Stott <grahams@redhat.com>
359 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
361 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
363 * expmed.c (expand_mult): Force operand to register before computing
365 * i386.c (x86_decompose_lea): New global vairable.
366 * i386.h (x86_decompose_lea): Declare.
367 (TARGET_DECOMPOSE_LEA): New macro.
368 (RTX_COST): Handle leas properly.
370 2001-11-06 Richard Henderson <rth@redhat.com>
372 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
373 defined for a CONSTRUCTOR; don't check it.
375 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
377 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
378 test for absolute pathnames.
380 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
382 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
383 instructions up to the target pc inclusive.
385 2001-11-06 Steve Christiansen <smc@us.ibm.com>
387 * loop.c (loop_regs_scan): Don't invalidate PIC register.
389 2001-11-06 Eric Christopher <echristo@redhat.com>
391 * config/mips/mips.md(movdf_internal2): Add constraints for float
392 to general register move.
393 * config/mips/elf64.h: Add default ABI.
395 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
397 * alias.c:: Include langhooks.h.
398 * emit-rtl.c: Similarly.
399 * toplev.c: Similarly.
400 * tree-inline.c: Similarly.
401 * langhooks-def.h: New, the old langhooks.h. Give the default
402 hooks a common prefix.
403 * langhooks.h: Contents extracted from toplev.h.
404 * toplev.h: Move langhook stuff to langhooks.h.
405 * langhooks.c: Give default hooks a common prefix.
407 * c-lang.c: Include langhooks-def.h.
408 * objc/objc-act.c: Similarly.
409 * Makefile.in: Update.
410 * objc/Make-lang.in: Update.
412 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
414 * doc/install.texi: Document that configure options not listed in
415 this file are unsupported. Document --with-system-zlib.
417 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
419 * rtl.h (mem_for_const_double): New declaration.
420 * varasm.c (mem_for_const_double): New function.
421 * config/convex/convex.md (movdf): Use it.
422 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
423 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
424 * config/m68k/m68kv4.h: Likewise.
426 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
427 of new GP reg classes.
429 * expr.c (store_field): When making temp object for unaligned
430 component, set it to alias set 0.
432 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
434 * c-common.c (c_expand_expr_stmt): Apply default conversions to
435 non-lvalue arrays if C99.
436 * c-typeck.c (default_conversion): Split out code handling
437 array-to-pointer and function-to-pointer conversions into a
438 separate default_function_array_conversion function.
439 (default_function_array_conversion): New function. Keep track of
440 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
441 arrays unchanged outside C99 mode instead of giving an error for
443 (build_component_ref): Use pedantic_non_lvalue when handling
444 COMPOUND_EXPR. Don't handle COND_EXPR specially.
445 (convert_arguments): Use default_function_array_conversion.
446 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
448 (unary_complex_lvalue): Likewise.
449 (internal_build_compound_expr): Use
450 default_function_array_conversion. Apply default conversions to
451 function in compound expression.
452 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
453 Use default_function_array_conversion.
454 * doc/extend.texi: Update documentation of subscripting non-lvalue
458 2001-11-05 Zack Weinberg <zack@codesourcery.com>
460 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
461 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
462 corresponding to the complete set of .po and .gmo files in
463 the source directory's po subdir, modified by LINGUAS. Don't
465 * configure.in: Don't set ALL_LINGUAS.
466 * configure: Regenerate.
468 * Makefile.in (.po.gmo): Don't move into source directory.
469 (.po.pox): Clarify comments.
470 (install-po): Look for .gmo files in both srcdir and objdir;
471 don't fail if a file is totally missing.
472 (distclean): rmdir ada subdirectory too.
474 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
476 * config/rs6000/rs6000.c (rs6000_select_section): Handle
477 CONSTRUCTORs _correctly_.
479 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
481 * c-decl.c (delete_block): Remove.
482 * c-tree.h (delete_block): Remove.
484 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
486 * cppexp.c (lex, parse_defined): Update warning about defined.
488 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
490 * config/rs6000/rs6000.c (rs6000_select_section): Handle
493 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
495 * config/arm/arm.c (arm_return_in_memory): Cope with
496 int_size_in_bytes returning -1.
498 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
501 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
503 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
504 remove unneded depdendencies;
506 * cfglayout.c, cfglayout.h: New files; break out from ...
507 * bb-reorder.c: ... here; Remove unneeded includes;
509 2001-11-04 Alan Modra <amodra@bigpond.net.au>
511 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
513 2001-11-04 David Edelsohn <edelsohn@gnu.org>
515 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
516 mode as well. Do not explicitly create intermediate regs.
518 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
520 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
521 (common_section): Delete unused variable.
522 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
523 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
524 * arm-protos.h (arm_poke_function_name, aof_add_import,
525 aof_delete_import): Const-ify.
526 * arm.c (legitimize_pic_address): Wrap variables in the macro
527 controlling their usage.
528 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
529 (arm_poke_function_name, pic_chain, import, aof_add_import,
530 aof_delete_import): Const-ify.
531 * i386.c (ix86_osf_output_function_prologue): Const-ify.
532 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
533 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
534 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
535 * i860/sysv3.h: Add missing comment closure.
536 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
537 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
540 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
541 (i960-*-*): Set tmake_file.
542 (sparc86x-*-elf*): Fix typo in header name.
544 * sched-rgn.c (schedule_insns): Delete unused variable.
546 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
549 * c-typeck.c (lookup_field): Rework to return a chain down to
551 (build_component_ref): Use the new lookup_field to handle
552 nested anonymous entities correctly.
554 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
556 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
557 Change parameters to gen_rtx_CONST_DOUBLE.
558 (GEN_INT64, sparc_emit_set_const64): Likewise.
559 * config/sparc/sparc.md (movdf split): Likewise.
561 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
563 * unroll.c (calculate_giv_inc): Use find_last_value rather
564 than just hoping the last instruction is the right SET.
565 [Fixes 990604-1.c on stormy16.]
567 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
568 library at all if -T is used.
570 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
571 some uses of uninitialized variables in error cases.
573 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
574 look at 'temp' if we won't be using it.
576 * config/stormy16/stormy16.h (CONST_COSTS): Define.
578 (ADDRESS_COST): Define.
579 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
581 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
583 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
584 stormy16_asm_output_mi_thunk.
585 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
587 * config/stormy16/stormy16-protos.h
588 (stormy16_asm_output_mi_thunk): New prototype.
590 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
592 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
593 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
594 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
595 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
596 sched-int.h, toplev.c, config/alpha/alpha.c,
597 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
598 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
599 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
600 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
601 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
602 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
603 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
605 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
607 * Makefile.in (dbxout.o): Depend on function.h.
608 * collect2.c (is_in_list): Hide unused function.
609 * dbxout.c: Include function.h.
610 (source_label_number, dbxout_source_line, dbxout_source_file,
611 dbxout_function_end, dbxout_begin_function): Wrap/move inside
612 macros controlling usage.
613 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
614 * output.h (exports_section): Prototype.
616 * convex.c (convex_output_function_prologue): Fix format specifier
618 (asm_declare_function_name): Fix signed/unsigned warning.
619 (print_operand): Fix format specifier warning.
620 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
621 * dsp16xx-protos.h (uns_comparison_operator,
622 num_1600_core_shifts): Prototype.
623 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
624 (frame_size, frame_pointer_offset): Delete.
625 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
626 Make static. Fix format specifier warnings.
627 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
628 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
629 * dsp16xx.md: Add default case in switches.
630 * fr30.h (IN_RANGE): Delete.
631 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
632 * mcore-protos.h (mcore_output_cmov): Const-ify.
633 * mcore.c (mcore_output_cmov): Likewise.
634 * mcore.h (switch_to_section): Make static and prototype.
635 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
636 unsigned>=0 warnings.
637 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
638 * rs6000-protos.h (read_only_data_section,
639 read_only_private_data_section): Prototype.
640 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
641 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
642 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
644 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
646 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
648 * final.c (final_scan_insn): Add brackets around body of if-stmt.
649 * gcc.c (convert_filename): Add static prototype. Const-ify.
650 Wrap variable in macros controlling its use.
651 * output.h (sdata_section): Add prototype.
653 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
654 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
655 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
656 (ASM_FILE_START): Const-ify.
657 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
659 * c4x.md: Don't use the 'U' integer suffix.
660 * clipper.md (clipper_movstr): Delete declaration.
661 * d30v-protos.h (d30v_move_2words): Const-ify.
662 (debug_stack_info): Add prototype.
663 * d30v.c: Include "integrate.h".
664 (d30v_function_arg_boundary, d30v_function_arg,
665 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
666 signed/unsigned warnings.
667 (d30v_print_operand_memory_reference, d30v_move_2words):
669 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
670 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
671 * fr30.md: Const-ify.
672 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
673 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
674 (mvs_get_label_page): Hide unused static function.
675 * i860.c (current_function_original_name): Const-ify.
676 * i860/sysv3.h (current_function_original_name): Likewise.
677 * i860/sysv4.h (current_function_original_name): Likewise.
678 * i960.md: Add default case in switches. Remove unused variable.
679 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
680 * m32r.md: Const-ify.
681 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
682 * m68hc11.c: Include "reload.h".
683 (static_chain_reg, print_options, m68hc11_asm_file_start):
685 * m68hc11.md: Delete unused variable. Const-ify. Add parens
686 around & in comparison.
687 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
688 * mn10200.c (shift_mode): Remove trailing comma.
689 * mn10300-protos.h (output_tst): Const-ify.
690 * mn10300.c (output_tst): Likewise.
691 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
693 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
694 * pa.c (output_ascii): Likewise.
695 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
696 * pdp11.md (expand_unop): Delete declarations.
697 * pj-protos.h (pj_output_addsi3): Const-ify.
698 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
699 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
700 unique_src_operand): Add prototypes.
701 (pj_output_store_into_lval): Make definition static.
702 (pj_function_incoming_arg): Don't use unary plus.
703 (pj_output_addsi3): Const-ify.
704 * romp.md (get_symref): Delete declarations.
705 * v850-c.c (mark_current_function_as_interrupt): Don't return
706 value from void function.
707 * v850.c: Include "integrate.h".
708 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
709 * vax-protos.h (const_section): Add prototype.
711 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
713 * machmode.def: Add documentation for the seventh argument in
716 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
718 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
720 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
721 <-melf>: Don't have markup for ELF acronym.
723 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
725 * config.gcc (mmix-*-*): New target.
726 * doc/invoke.texi: Document MMIX options.
727 * doc/contrib.texi: Add note about MMIX port to my entry.
728 * config/mmix/t-mmix: New file.
729 * config/mmix/mmix.h: New file.
730 * config/mmix/mmix-protos.h: New file.
731 * config/mmix/mmix.c: New file.
732 * config/mmix/mmix.md: New file.
733 * config/mmix/crti.asm: New file.
734 * config/mmix/crtn.asm: New file.
736 2001-11-03 Kazu Hirata <kazu@hxi.com>
738 * config/sparc/linux-aout.h: Fix comment formatting.
739 * config/sparc/linux.h: Likewise.
740 * config/sparc/linux64.h: Likewise.
741 * config/sparc/lynx.h: Likewise.
742 * config/sparc/pbd.h: Likewise.
743 * config/sparc/sol2-sld-64.h: Likewise.
744 * config/sparc/sol2.h: Likewise.
745 * config/sparc/sparc.c: Likewise.
746 * config/sparc/sparc.h: Likewise.
747 * config/sparc/sparc.md: Likewise.
748 * config/sparc/sunos4.h: Likewise.
749 * config/sparc/vxsim.h: Likewise.
750 * config/sparc/vxsparc.h: Likewise.
751 * config/sparc/vxsparc64.h: Likewise.
753 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
755 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
756 reference to CONST_DOUBLE_MEM in comment.
757 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
758 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
759 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
760 * function.c (pop_function_context_from): Don't call
761 restore_varasm_status.
762 * function.h (restore_varasm_status): Delete declaration.
763 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
765 * rtl.def (CONST_DOUBLE): Update comment.
766 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
767 (CONST_DOUBLE_CHAIN): Likewise.
768 (CONST_DOUBLE_MEM): Delete.
769 (gen_rtx_CONST_DOUBLE): Update parameters.
770 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
771 Remove reference to CONST_DOUBLE_MEM.
772 (const_alias_set): New variable.
773 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
774 (immed_real_const_1): Adjust tests for 0, 1, and 2.
775 Don't set CONST_DOUBLE_MEM.
776 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
777 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
778 Put constant in const_alias_set.
779 (struct pool_constant): ALIGN now unsigned.
780 OFFSET now HOST_WIDE_INT.
782 (restore_varasm_status): Deleted.
783 (mark_pool_constant): Mark desc->rtl.
784 (force_const_mem): Rework to store rtl in hash table,
785 not CONST_DOUBLE_MEM.
786 Put constant in const_alias_set.
787 (find_pool_constant): Check desc->rtl.
788 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
789 (init_varasm_once): Initialize const_alias_set.
791 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
794 * reload.c (combine_reloads): Don't combine an output reload if there
795 are other reloads around for part of the output.
797 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
799 (set_mem_decl): New function.
800 * expr.h (set_mem_decl): New declaration.
801 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
802 (output_asm_operand_names): Add tab.
803 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
805 * builtins.c (get_memory_rtx): Properly set MEM alias set and
808 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
810 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
811 Use "invalid" instead of "illegal". Use @r in comments in
814 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
816 * c-decl.c (pushdecl): Move block inside if conditional to remove
817 possibility of a segfault. Lookup block-level extern
818 variables in enclosing scopes correctly.
820 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
822 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
824 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
825 SUBREG so we avoid SUBREGing memory.
827 * expmed.c (store_bit_field): Same.
829 2001-11-02 DJ Delorie <dj@redhat.com>
831 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
832 using FP registers for DImode mem-mem moves is acceptable.
834 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
836 * builtins.c (apply_args_size): Handle vector arguments.
837 (apply_result_size): Same.
839 * machmode.def: Set WIDER mode field for all vector entries.
841 2001-11-02 Graham Stott <grahams@redhat.com>
843 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
845 2001-11-01 Eric Christopher <echristo@redhat.com>
847 * config.gcc: Revert part of earlier patch.
848 * config/mips/linux.h: Ditto.
849 * df.c: Include tm_p.h to avoid warnings.
850 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
852 * config/mips/mips.c: Define mips_abi regardless.
853 (mips_output_function_prologues): Add long casts for .frame
855 (override_options): Allow use of ABI_32.
857 2001-11-01 Kazu Hirata <kazu@hxi.com>
859 * config/m68hc11/m68hc11.c: Fix comment formatting.
860 * config/m68hc11/m68hc11.h: Likewise.
861 * config/m68hc11/m68hc11.md: Likewise.
863 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
865 * c-typeck.c (default_conversion): Retain the original expression
867 * gcc.dg/Wparentheses.c: New tests.
869 2001-11-01 David S. Miller <davem@redhat.com>
871 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
872 64-bit Sparc description more in line with reality.
874 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
876 * Makefile.in (GCOV_OBJS): Add version.o.
877 * gcov.c: Include "version.h" and <getopt.h>.
878 (gcov_version_string): Remove.
879 (print_usage): Take a parameter to determine whether this is a
880 call from --help or an error message. Give fuller output that
881 follows the GNU Coding Standards for --help.
882 (print_version): New function.
884 (process_args): Use getopt_long. Support long options. Follow
885 GNU Coding Standards for --help and --version.
886 * doc/gcov.texi: Document long options.
887 Addresses part of PR other/704.
889 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
891 * pa.c (output_move_double): Fix typo in double load.
893 2001-11-01 Kazu Hirata <kazu@hxi.com>
895 * config/h8300/h8300.c (h8300_encode_label): Compute a string
896 before passing it to ggc_alloc_string.
898 2001-11-01 Kazu Hirata <kazu@hxi.com>
900 * config/m68k/3b1.h: Fix comment formatting.
901 * config/m68k/3b1g.h: Likewise.
902 * config/m68k/a-ux.h: Likewise.
903 * config/m68k/amix.h: Likewise.
904 * config/m68k/apollo68.h: Likewise.
905 * config/m68k/atari.h: Likewise.
906 * config/m68k/aux-exit.c: Likewise.
907 * config/m68k/ccur-GAS.h: Likewise.
908 * config/m68k/crds.h: Likewise.
909 * config/m68k/dpx2.h: Likewise.
910 * config/m68k/dpx2g.h: Likewise.
911 * config/m68k/hp310.h: Likewise.
912 * config/m68k/hp320.h: Likewise.
913 * config/m68k/isi.h: Likewise.
914 * config/m68k/linux.h: Likewise.
915 * config/m68k/lynx.h: Likewise.
916 * config/m68k/m68k-psos.h: Likewise.
917 * config/m68k/m68k.c: Likewise.
918 * config/m68k/m68k.h: Likewise.
919 * config/m68k/m68k.md: Likewise.
920 * config/m68k/m68kelf.h: Likewise.
921 * config/m68k/m68kv4.h: Likewise.
922 * config/m68k/mot3300.h: Likewise.
923 * config/m68k/news.h: Likewise.
924 * config/m68k/next.h: Likewise.
925 * config/m68k/pbb.h: Likewise.
926 * config/m68k/plexus.h: Likewise.
927 * config/m68k/sgs.h: Likewise.
928 * config/m68k/sun3.h: Likewise.
929 * config/m68k/tower.h: Likewise.
930 * config/m68k/vxm68k.h: Likewise.
932 2001-10-31 DJ Delorie <dj@redhat.com>
934 * config/mips/mips.h (mips_cache_flush_func): Prototype.
935 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
936 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
937 * config/mips/mips.c (mips_cache_flush_func): New.
938 * doc/invoke.texi: Document the new options.
940 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
942 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
943 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
945 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
947 * config/cris/cris.c: Include output.h after tree.h but before
950 2001-10-31 Zack Weinberg <zack@codesourcery.com>
952 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
953 (INTL_SUBDIRS): Just intl.
954 (.SUFFIXES): Add .gmo .po .pox.
955 (native): Also depend on build-@POSUB@.
956 (intl.all, intl.install): Depend on config.h and things it includes.
957 (po-generated): New target; depend on c-parse.c and tradcif.c.
958 (install-normal): Also depend on install-@POSUB@.
959 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
960 (build-, install-, build-po, update-po, install-po,
961 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
963 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
964 * configure.in: Don't munge XGETTEXT. Don't generate
966 * configure: Regenerate.
969 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
970 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
972 2001-10-31 Kazu Hirata <kazu@hxi.com>
974 * config/h8300/h8300.md (two anonymous patterns): New.
976 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
978 * tree.h (tree_index): Add support for V16QI and V8HI.
979 (V8HI_type_node): New.
980 (V16QI_type_node): New.
982 * tree.c (build_common_tree_nodes_2): Same.
984 * c-common.c (type_for_mode): Same.
986 2001-10-31 Kazu Hirata <kazu@hxi.com>
988 * config/i386/att.h: Fix comment formatting.
989 * config/i386/beos-elf.h: Likewise.
990 * config/i386/bsd.h: Likewise.
991 * config/i386/bsd386.h: Likewise.
992 * config/i386/crtdll.h: Likewise.
993 * config/i386/cygwin.asm: Likewise.
994 * config/i386/cygwin.h: Likewise.
995 * config/i386/djgpp.h: Likewise.
996 * config/i386/freebsd-aout.h: Likewise.
997 * config/i386/freebsd.h: Likewise.
998 * config/i386/gas.h: Likewise.
999 * config/i386/i386-interix.h: Likewise.
1000 * config/i386/i386-protos.h: Likewise.
1001 * config/i386/i386.c: Likewise.
1002 * config/i386/i386.h: Likewise.
1003 * config/i386/i386.md: Likewise.
1004 * config/i386/i386elf.h: Likewise.
1005 * config/i386/interix.c: Likewise.
1006 * config/i386/isc.h: Likewise.
1007 * config/i386/isccoff.h: Likewise.
1008 * config/i386/iscdbx.h: Likewise.
1009 * config/i386/linux.h: Likewise.
1010 * config/i386/lynx.h: Likewise.
1011 * config/i386/mingw32.h: Likewise.
1012 * config/i386/netbsd-elf.h: Likewise.
1013 * config/i386/next.h: Likewise.
1014 * config/i386/osf1elf.h: Likewise.
1015 * config/i386/osfrose.h: Likewise.
1016 * config/i386/sco5.h: Likewise.
1017 * config/i386/seq-gas.h: Likewise.
1018 * config/i386/seq-sysv3.h: Likewise.
1019 * config/i386/sequent.h: Likewise.
1020 * config/i386/sol2.h: Likewise.
1021 * config/i386/sun386.h: Likewise.
1022 * config/i386/uwin.asm: Likewise.
1023 * config/i386/uwin.h: Likewise.
1024 * config/i386/vxi386.h: Likewise.
1025 * config/i386/win32.h: Likewise.
1026 * config/i386/winnt.c: Likewise.
1027 * config/i386/xm-cygwin.h: Likewise.
1028 * config/i386/xm-mingw32.h: Likewise.
1030 2001-10-31 Kazu Hirata <kazu@hxi.com>
1032 * builtins.def: Fix comment typos.
1033 * config/alpha.c: Likewise.
1034 * config/arm/arm.c: Likewise.
1035 * config/avr/avr.h: Likewise.
1036 * config/d30v/d30v.c: Likewise.
1037 * config/d30v/d30v.h: Likewise.
1038 * config/d30v/d30v.md: Likewise.
1039 * config/dsp16xx/dsp16xx.c: Likewise.
1040 * config/fr30/fr30.c: Likewise.
1041 * config/fr30/fr30.md: Likewise.
1042 * config/i386/i386.c: Likewise.
1043 * config/i860/i860.c: Likewise.
1044 * config/i960/i960.c: Likewise.
1045 * config/ia64/ia64.c: Likewise.
1046 * config/mips/mips.c: Likewise.
1047 * config/pa/pa.c: Likewise.
1048 * config/rs6000/rs6000.c: Likewise.
1049 * config/s390/s390.c: Likewise.
1050 * config/sparc/sparc.c: Likewise.
1052 2001-10-30 Kazu Hirata <kazu@hxi.com>
1054 * config/mips/elf.h: Fix comment formatting.
1055 * config/mips/elf64.h: Likewise.
1056 * config/mips/iris5.h: Likewise.
1057 * config/mips/iris5gas.h: Likewise.
1058 * config/mips/iris6.h: Likewise.
1059 * config/mips/isa3264.h: Likewise.
1060 * config/mips/linux.h: Likewise.
1061 * config/mips/mips.c: Likewise.
1062 * config/mips/mips.h: Likewise.
1063 * config/mips/mips.md: Likewise.
1064 * config/mips/mips16.S: Likewise.
1065 * config/mips/netbsd.h: Likewise.
1066 * config/mips/osfrose.h: Likewise.
1067 * config/mips/r3900.h: Likewise.
1068 * config/mips/sni-svr4.h: Likewise.
1069 * config/mips/svr4-t.h: Likewise.
1070 * config/mips/ultrix.h: Likewise.
1072 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
1074 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
1075 when we update head->current.
1077 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
1079 * tree.c (id_string_size): Remove.
1080 (dump_tree_statistics): Update.
1081 * toplev.c (compile_file): If dumping stats, dump tree stats too.
1083 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
1085 * sched-rgn.c (schedule_insns): Fix comment.
1087 2001-10-30 Zack Weinberg <zack@codesourcery.com>
1089 * configure.in: Correct previous change: don't assume that
1090 gas's version number _isn't_ the last thing on the line, or
1091 isn't the only number on the line, either.
1092 * configure: Regenerate.
1094 2001-10-30 Kazu Hirata <kazu@hxi.com>
1096 * cfgcleanup.c: Fix a comment typo.
1098 2001-10-30 Kazu Hirata <kazu@hxi.com>
1100 * alias.c: Fix comment formatting.
1101 * recog.c: Likewise.
1102 * config/cris/cris.c: Likewise.
1103 * config/cris/cris.h: Likewise.
1104 * config/i960/i960.c: Likewise.
1105 * config/i960/i960.h: Likewise.
1107 2001-10-30 Kazu Hirata <kazu@hxi.com>
1109 * config/arm/arm.c: Fix a comment typo.
1110 * config/arm/arm.h: Likewise.
1111 * config/ia64/ia64.c: Likewise.
1113 2001-10-30 Jakub Jelinek <jakub@redhat.com>
1115 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
1116 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
1117 * rtl.h (set_unique_reg_note): Change return value.
1118 * gcse.c (try_replace_reg): Use set_unique_reg_note.
1119 * cse.c (cse_insn): Likewise.
1120 * expr.c (emit_move_insn): Likewise.
1121 * explow.c (force_reg): Likewise.
1122 * local-alloc (update_equiv_regs): Likewise.
1123 * loop.c (move_moveables, load_mems): Likewise.
1124 * reload (find_reloads): Likewise.
1126 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
1129 * c-decl.c (parmlist_tags_warning, start_struct,
1130 check_for_loop_decls): Separate messages for struct, union and
1131 enum cases to allow for languages in which they have different
1133 * c-format.c (scanf_flag_specs): Separate short and long name of
1134 the assignment suppression feature.
1135 (check_format_types): Localize "pointer" and "different types"
1137 * c-lex.c (lex_number): Localize "an unsigned long int" and
1139 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
1141 * c-typeck.c (build_unary_up): Separate messages for increment and
1142 decrement cases to allow for languages in which they use different
1143 articles. Localize the strings "increment" and "decrement" in one
1146 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
1148 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
1149 when no changes has been made.
1151 * gcse.c (reg_set_bitmap): Turn into reg_set.
1152 (modify_mem_list_set, canon_modify_mem_list_set)
1153 (clear_modify_mem_tables, free_modify_mem_tables): New.
1154 (gcse_main); Use free_modify_mem_tables.
1155 (free_gcse_mem): Likewise; free the bitmaps.
1156 (alloc_gcse_main): Initialize the bitmaps.
1157 (canon_list_insert): Set canon_modify_mem_list_set.
1158 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
1159 (compute_hash_table): Use clear_modify_mem_tables.
1160 (reset_opr_set_tables): Likewise.
1161 (oprs_not_set_p): reg_set_bitmap is regset.
1162 (mark_set, mark_clobber): Likewise.
1164 * df.h (DF_EQUIV_NOTES): New constant.
1165 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
1168 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
1169 (init_regions, schedule_insns): Conditionalize the checking
1170 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
1172 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
1174 * i386.md (movti_rex64 splitter): Fix condition.
1176 2001-10-29 Zack Weinberg <zack@codesourcery.com>
1178 * configure.in: Do not assume that gas's version number is the
1179 last thing on the first line of as --version output.
1180 * configure: Regenerate.
1182 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
1183 MT_WARNING, MT_ERROR, MT_FATAL.
1184 (main): Call gcc_init_libintl.
1185 (v_message): Call gettext on msgid and "warning: "
1186 * tradcif.y: Include intl.h.
1187 (yyerror): Make parameter definition consistent with
1188 prototype. Call gettext on msgid argument.
1190 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1192 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
1195 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
1197 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1199 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
1200 before referencing it.
1202 2001-10-26 DJ Delorie <dj@redhat.com>
1204 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
1205 override -G, and force -G0.
1207 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1209 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
1210 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
1211 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
1212 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
1214 * loop.h (struct induction): Rename ext_dependant to
1216 * loop.c: Change all uses.
1217 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
1218 All callers changed.
1219 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
1221 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1223 * c-parse.in (expr_no_commas, primary), c-typeck.c
1224 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
1226 2001-10-29 David Edelsohn <edelsohn@gnu.org>
1228 Undo assemble_name change in earlier patch.
1230 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
1232 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
1233 determining the type of the receiver, do not check that TREE_CODE
1234 of receiver is CALL_EXPR before calling receiver_is_class_object().
1235 (receiver_is_class_object): For the GNU runtime: recognize
1236 the case that the receiver is self in a class method context.
1237 Check that TREE_CODE of receiver is CALL_EXPR when checking that
1238 the receiver is a call to objc_get_class.
1240 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1242 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
1244 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1246 * Makefile.in (OBJS): Put all files in alphabetical order.
1248 * dwarf2out.c (add_const_value_attribute): Fix error in last
1251 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
1253 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
1254 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
1256 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
1257 (life_analysis): call purge_all_dead_edges after deleting noops.
1258 (delete_noop_move): Do not purge CFG.
1259 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
1261 2001-10-28 David Edelsohn <edelsohn@gnu.org>
1263 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
1264 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
1265 (ASM_GLOBALIZE_LABEL): Use assemble_name.
1266 (ASM_OUTPUT_COMMON): Likewise.
1267 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
1268 (rs6000_output_function_epilogue): Likewise.
1269 (output_mi_thunk): Fix typo.
1270 (rs6000_output_symbol_ref): Use assemble_name.
1271 (output_toc): Likewise.
1272 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
1273 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
1274 assemble_name calls STRIP_NAME_ENCODING.
1275 (ASM_OUTPUT_LABEL): Use assemble_name.
1276 (ASM_GLOBALIZE_LABEL): Likewise.
1277 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1278 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
1279 (ASM_OUTPUT_LOCAL): Likewise.
1281 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1283 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
1284 (expand_builtin_apply, expand_builtin_return): Likewise.
1285 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
1287 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1289 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1290 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
1291 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
1292 configure, configure.in, except.c, except.h, flow.c, function.c,
1293 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
1294 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
1295 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
1296 unroll.c: Fix spelling errors.
1298 * doc/extend.texi, doc/invoke.texi: Fix spelling.
1300 * doc/gcc.texi: Document use of "dependent" and American spelling.
1302 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
1304 * expr.c (emit_group_load): Support CONCATs by storing them to memory
1307 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1309 * expr.c (store_constructor_field): Only call adjust_address on MEM.
1311 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
1313 * genrecog.c (write_switch): Output if before switch for
1314 DT_elt_zero_wide_safe.
1316 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1318 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
1319 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
1320 (FUNCTION_PROFILER): Const-ify.
1321 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
1322 (eliminate_constant_term, assemble_name, output_addr_const):
1323 Remove declarations.
1324 (ptr_half_pic_address_p, half_pic_hash): Prototype.
1325 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
1326 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
1327 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
1328 (half_pic_declare, half_pic_external): Const-ify.
1329 * toplev.c: Include "halfpic.h".
1331 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1333 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
1334 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
1335 config/i386/i386.c, config/i386/i386-interix.h,
1336 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
1337 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
1338 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
1339 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
1340 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
1341 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
1342 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
1345 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1346 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
1347 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
1348 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
1349 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
1350 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
1351 system.h, toplev.c: Fix spelling errors.
1353 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1355 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
1357 * dwarf2out.c (reg_number): Abort if pseudo.
1358 (reg_loc_descriptor): Return 0 if pseudo.
1359 (is_based_loc): Return 0 if pseudo.
1360 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
1362 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
1363 (loc_descriptor): Return 0 if can't find location and handle 0
1364 return from recursive calls.
1365 (loc_descriptor_from_tree): Likewise.
1366 Fix handling of indirect.
1367 Also return 0 for PLACEHOLDER_EXPR.
1368 Clean up COMPONENT_REF cases.
1369 (add_AT_location_descriptor): Simplify, but handle 0 return from
1371 (add_const_value_attribute): Avoid shift count warning.
1372 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
1373 Set comp_unit_die as context if not in function.
1375 * config/mips/mips-protos.h: Break up long lines.
1376 Remove needless #ifdef/#endif blocks.
1377 Don't declare functions declared in file made by genpreds or recog.h.
1378 * config/mips/mips.c (mips_output_function_prologue): TSIZE
1379 is now HOST_WIDE_INT; delete unneeded casts.
1380 * config/mips/mips.h: Don't use #elif.
1382 * expr.c (stor_constructor_field): Always call adjust_address.
1383 Copy TARGET before changing its alias set.
1384 (store_field): Likewise, for TO_RTX.
1385 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
1387 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
1388 (find_placeholder): Return 0 if can't find object.
1389 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
1392 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1394 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
1396 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
1398 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
1399 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
1400 (merge_blocks): Properly udpate life after making edge nonfallthru.
1401 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
1403 2001-10-26 Kazu Hirata <kazu@hxi.com>
1405 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
1407 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
1409 * c-typeck.c (convert_arguments): When comparing for enumeral
1410 type equality, use TYPE_MAIN_VARIANT.
1411 * gcc.dg/Wconversion.c: New tests.
1413 2001-10-26 Kazu Hirata <kazu@hxi.com>
1415 * s390/s390.c: Fix comment typos.
1416 * s390/s390.h: Likewise.
1417 * s390/s390.md: Likewise.
1419 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1421 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
1422 (walk_tree): Use it for tail calls where appropriate.
1424 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1426 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
1427 non-local label_refs.
1429 2001-10-26 Kazu Hirata <kazu@hxi.com>
1431 * config/h8300/h8300.md (4 anonymous patterns): New.
1433 2001-10-26 Kazu Hirata <kazu@hxi.com>
1435 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1436 algorithm through the shift_info structure.
1437 (emit_a_shift): Update the use of get_shift_alg.
1439 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1441 * sched-rgn.c: Remove bitset typedef.
1442 Change bitset to sbitmap in prototypes / variable types.
1444 Remove edgeset_bits.
1445 Remove edgeset_size.
1446 s/BITSET_ADD/SET_BIT/g
1447 s/BITSET_INVERT/sbitmap_ones/g
1448 s/BITSET_INTER/sbitmap_a_and_b/g
1449 s/BITSET_UNION/sbitmap_a_or_b/g
1450 s/BITSET_DIFFER/sbitmap_difference/g
1451 s/bitset_member/TEST_BIT/g
1452 (BITSET_*): Removed.
1453 (bitset_member): Removed.
1454 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1455 EXECUTE_IF_SET_IN_SBITMAP.
1456 (split_edges): Rewrite, use sbitmap functions instead of bitset
1458 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1460 2001-10-26 Andreas Schwab <schwab@suse.de>
1462 * reload1.c (emit_input_reload_insns): Fix parens in last
1463 (undocumented) change that was supposed to change only whitespace.
1465 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1467 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1469 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1472 2001-10-26 Andreas Jaeger <aj@suse.de>
1474 * flow.c (clear_log_links): Remove unused variable.
1475 * cfgcleanup.c (cleanup_cfg): Likewise.
1477 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1479 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1480 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1482 2001-10-26 Richard Henderson <rth@redhat.com>
1484 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1485 rename PV_REG to R27_REG.
1486 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1487 (REG_CLASS_FROM_LETTER): Update.
1488 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1489 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1490 (udivsi3, modsi3, umodsi3): Likewise.
1491 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1493 2001-10-26 Richard Henderson <rth@redhat.com>
1495 * cfg.c (clear_aux_for_blocks): Split out of ...
1496 (free_aux_for_blocks): here.
1497 (clear_aux_for_edges): Split from ...
1498 (free_aux_for_edges): here.
1499 * basic-block.h: Declare them.
1500 * lcm.c (compute_antinout_edge): Use them.
1501 (compute_laterin, compute_available, compute_nearerout): Likewise.
1502 (optimize_mode_switching): Likewise.
1504 2001-10-26 Richard Henderson <rth@redhat.com>
1506 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1507 moving everything back to the main build directory.
1509 2001-10-26 Christopher Faylor <cgf@redhat.com>
1511 * config/i386/cygwin.h: Search target specfic include directory, if
1514 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1516 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1517 of macro guards. Fix #endif comment.
1519 * output.h (default_exception_section, default_eh_frame_section):
1520 Move prototypes outside of macro guard.
1522 * crtstuff.c: Fix #endif comment.
1524 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1526 * doc/md.texi (movMM): Clarify semantics of storing into a
1527 non-paradoxical SUBREG.
1529 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1531 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1532 (lang_hook_default_get_alias_set): Move next to other alias
1534 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1535 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1536 (LANG_HOOKS_INITIALIZER): Add it.
1537 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1538 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1539 instead of a loop calling poplevel.
1541 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1543 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1544 occurrences of #elif with #if...#endif.
1546 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1548 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1550 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1552 * alias.c (can_address_p): No longer static.
1553 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1554 Return 0 if all parameters are default values.
1555 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1556 (adjust_address_1): Try harder to compute a size.
1557 * expr.c (expand_assignment, store_constructor): If can't address,
1558 set MEM_KEEP_ALIAS_SET_P.
1559 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1560 (store_field): Likewise.
1561 (store_constructor): Simplify call to store_constructor_field.
1562 * expr.h (can_address_p): New declaration.
1563 * gensupport.c (gen_rtx_CONST_INT): New function.
1564 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1565 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1566 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1568 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1570 2001-10-24 Christopher Faylor <cgf@redhat.com>
1572 * config/i386/cygwin.h: Use proper path for mingw crt files when
1575 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1577 * dwarf2out.c (file_info_cmp): Always return consistent results.
1579 2001-10-24 Roger Sayle <roger@eyesopen.com>
1581 * stmt.c (expand_end_case): Index jumptables from zero for
1582 suitably small values of minval.
1584 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1586 * stor-layout.c (place_union_field): If any field was aligned with
1587 attribute aligned, set record type's TYPE_USER_ALIGN.
1588 (place_field): Likewise.
1589 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1590 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1592 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1594 * c-common.h (struct c_common_identifier): Remove rid_code field.
1595 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1597 * c-typeck.c (constructor_designated): New local flag.
1598 (struct constructor_stack): Add "designated" field to match.
1599 (start_init): Clear it.
1600 (really_start_incremental_init, push_init_level): Push and
1602 (pop_init_level): Pop it.
1603 (set_designator): Set it.
1605 (pop_init_level): Suppress "missing initializer" warnings if
1606 constructor_designated is true.
1607 (process_init_element): Suppress warning about union
1608 initialization under traditional C, if constructor_designated
1611 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1613 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1616 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1618 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1620 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1622 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1623 the node was already a set to a constant.
1625 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1627 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1628 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1630 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1632 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1633 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1634 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1635 * s390.c (s390_final_chunkify): Don't use string concatenation.
1636 (s390_function_prologue, s390_function_epilogue): Const-ify.
1637 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1639 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1641 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1644 2001-10-23 Stan Shebs <shebs@apple.com>
1646 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1647 -traditional-cpp in first-stage compilation.
1649 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1651 * gensupport.c (target_flags): Add.
1653 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1655 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1657 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1658 * except.c (expand_builtin_frob_return_addr): Likewise.
1659 (expand_builtin_eh_return): Likewise.
1660 * stmt.c (expand_computed_goto): Likewise.
1661 * explow.c (memory_address): Likewise.
1662 (allocate_dynamic_stack_space): Clean up predicate testing.
1663 (probe_stack_range): Convert SIZE to Pmode.
1664 * calls.c (rtx_for_function_call): Only call convert_memory_address
1666 Pass function call operand as ptr_mode, not Pmode.
1667 * expr.c (expand_assignment): Clean up calls to convert_memory
1668 address by only doing so when needed and making offsets Pmode.
1669 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1670 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1671 is in Pmode, not ptr_mode.
1673 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1675 * darwin-protos.h (constructor_section, destructor_section,
1676 mod_init_section, mod_term_section): Prototype.
1677 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1679 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1681 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1682 objc_section_init declaration.
1683 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1684 (objc_section_init, try_section_alias): Make static.
1685 (alias_section): Make static and hide unused function.
1686 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1688 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1690 * alias.c (can_address_p): Compnonents are not addressable if
1691 the containing type has alias set 0.
1692 (get_alias_set): Rework to use STRIP_NOPS.
1693 Only call front-end routine on object, type, or object with
1694 NOPs stripped, not inner values.
1695 Use language hook to call front-end routine.
1696 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1697 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1698 Don't pass alignment to emit_block_move.
1699 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1700 (expand_builtin_memset): Likewise, but for clear_storage.
1701 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1702 and remove C++ specific parts.
1703 * c-common.h (c_common_get_alias_set): Add declaration.
1704 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1705 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1706 (save_fixed_argument_area): Call set_mem_align.
1707 Remove alignment in call to emit_block_move.
1708 (emit_library_call_value_1, store_one_arg): Likewise.
1709 (target_for_arg): Remove; disabled long ago.
1710 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1711 once and similar cleanups.
1712 (offset_address): Use proper introductory comment.
1713 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1714 from explicit operand; all callers changed.
1715 (clear_storage): Likewise.
1716 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1717 (store_field): Remove kludge on alias set used for to_rtx.
1718 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1719 (expand_expr_unaligned): Call set_mem_attributes instead of
1721 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1722 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1723 (expand_function_end): Track MEM attributes of trampolines.
1724 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1725 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1726 attributes from original.
1727 * langhooks.c (lang_hook_default_get_alias_set): New function.
1728 (hook_get_alias_set_0): New function.
1729 * langhooks.h (hook_get_alias_set_0): New declaration.
1730 (lang_hook_default_get_alias_set): Likewise.
1731 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1732 * reload1.c (alter_reg): Use adjust_address_nv.
1733 * rtl.c (get_mode_alignment): Moved to here.
1734 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1735 change default if unknown from 1 to BITS_PER_UNIT.
1736 * stor-layout.c (get_mode_alignment): Remove from here.
1737 * toplev.h (struct lang_hoks): Add get_alias_set field.
1738 * tree.h (lang_get_alias_set): Delete declaration.
1739 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1740 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1741 (ix86_va_arg): Likewise.
1742 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1743 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1744 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1745 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1746 (expand_block_move_mem): Remove dead code.
1748 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1750 * c-common.c (warn_div_by_zero): New.
1751 * c-common.h (warn_div_by_zero): New.
1752 * c-decl.c (c_decode_option): Take it on the command line.
1753 * c-typeck.c (build_binary_op): Warn about division by zero.
1754 * doc/invoke.texi: Document the new command line option, fix
1755 documentation of -Wmultichar.
1756 * testsuite/gcc.dg/divbyzero.c: New tests.
1757 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1759 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1761 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1763 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1764 to avoid update_life_info call.
1765 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1766 * cfgcleanup.c (bb_flags): New enum.
1767 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1768 (notice_new_block, update_forwarder_flag): New functions.
1769 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1770 (try_forward_edges): Likewise; update flags.
1771 (merge_blocks): Likewise.
1772 (outgoing_edges_match): Likewise.
1773 (try_crossjump_to_edge): Likewise.
1774 (try_optimize_cfg): Likewise; initialize and clear the flags;
1775 recompute life info if needed.
1776 (cleanup_cfg): No need to clear aux pointers.
1778 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1780 * config/i386/i386.c (override_options): Default to minimum
1781 stack alignment when optimizing for code size.
1782 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1785 * config/i386/i386.c (override_options): Set upper limit of
1786 -mpreferred-stack-boundary to 12.
1788 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1790 * recog.c (peephole2_optimize): Add default case to switch.
1792 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1794 * doc/gcc.texi (Sending Patches): Remove.
1796 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1798 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1799 fields when comparing.
1801 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1803 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1804 * arm.c (HOST_INT, HOST_UINT): Likewise.
1806 2001-10-22 Stan Shebs <shebs@apple.com>
1808 * config/darwin-protos.h (darwin_exception_section): Declare.
1809 (darwin_eh_frame_section): Declare.
1811 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1813 * i386.md (movti_rex64): Fix mode.
1815 2001-10-22 Stan Shebs <shebs@apple.com>
1817 * target.h (struct gcc_target): Add asm_out.exception_section,
1818 asm_out.eh_frame_section.
1819 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1820 (TARGET_ASM_EH_FRAME_SECTION): New.
1821 (TARGET_INITIALIZER): Update.
1822 * output.h (default_exception_section): Declare.
1823 (default_eh_frame_section): Declare.
1824 * dwarf2out.c: Include target.h.
1825 (output_call_frame_info): Call target hook for eh frames.
1826 (default_eh_frame_section): New function.
1827 * except.c: Include target.h.
1828 (output_function_exception_table): Call target hook for exception
1830 * varasm.c (default_exception_section): Rename from
1831 exception_section, remove EXCEPTION_SECTION macro.
1833 * config/darwin.h (darwin_eh_frame_section): New function.
1834 (EXCEPTION_SECTION): Remove.
1835 (TARGET_ASM_EXCEPTION_SECTION): Define.
1836 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1837 (nextstep_exception_section): New function.
1838 (nextstep_eh_frame_section): New function.
1839 (TARGET_ASM_EXCEPTION_SECTION): Define.
1840 (TARGET_ASM_EH_FRAME_SECTION): Define.
1842 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1843 (TARGET_ASM_EXCEPTION_SECTION): Define.
1844 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1845 (EXCEPTION_SECTION): Remove.
1846 (TARGET_ASM_EXCEPTION_SECTION): Define.
1847 * config/stormy16/stormy16.h: Remove comments referencing
1848 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1850 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1851 TARGET_ASM_EH_FRAME_SECTION.
1853 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1855 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1858 * c-format.c: Fix spelling typo in comment.
1860 * sched-int.h: Fix typo in GCC preamble.
1862 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1865 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1867 2001-10-22 Richard Henderson <rth@redhat.com>
1869 * config/i386/i386.c (ix86_expand_clear): New.
1870 * config/i386/i386-protos.h: Declare it.
1871 * config/i386/i386.md (setcc peep2s): Use it.
1872 (movsi_xor): Unexport.
1874 2001-10-22 Richard Henderson <rth@redhat.com>
1876 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
1877 free_EXPR_LIST_list for LOG_LINKS.
1879 2001-10-21 Robert Lipe <robertlipe@usa.net>
1881 * config/i386/i386.c (sco_asm_named_section): Delete.
1882 (sco_asm_out_constructor): Delete.
1883 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
1884 (ASM_OUTPUT_DOUBLE_INT): Likewise.
1885 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
1886 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
1887 (EXCEPTION_SECTION): Delete EH scn renaming hack.
1889 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1891 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
1892 and/or fold extra calls into fewer ones.
1893 * collect2.c (dump_file): Likewise.
1894 * cppexp.c (parse_number): Likewise.
1895 * cpplex.c (_cpp_lex_direct): Likewise.
1896 * final.c (output_asm_insn, asm_fprintf): Likewise.
1897 * fix-header.c (inf_scan_ident, main): Likewise.
1898 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
1900 * fold-const.c (real_hex_to_f): Likewise.
1901 * gen-protos.c (parse_fn_proto): Likewise.
1902 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
1903 * genrecog.c (change_state, write_action): Likewise.
1904 * gensupport.c (shift_output_template): Likewise.
1905 * local-alloc.c (requires_inout): Likewise.
1906 * mips-tfile.c (IS_ASM_IDENT): Likewise.
1907 * protoize.c (is_id_char, main): Likewise.
1908 * real.c (asctoeg): Likewise.
1909 * recog.c (asm_operand_ok): Likewise.
1910 * reload.c (find_reloads): Likewise.
1911 * scan.c (scan_identget_token): Likewise.
1912 * sched-vis.c (print_value): Likewise.
1913 * stringpool.c (ggc_alloc_string): Likewise.
1914 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
1915 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
1916 * tradcpp.c (rescan): Likewise.
1917 * tree.c (clean_symbol_name): Likewise.
1918 * varasm.c (decode_reg_name): Likewise.
1920 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
1921 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
1922 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
1923 * m88k.c (output_ascii): Likewise.
1924 * m88k.h (OVERRIDE_OPTIONS): Likewise.
1925 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
1926 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1927 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
1929 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1931 * langhooks.c (lang_hook_default_do_nothing,
1932 lang_hook_default_decode_option): New defaults.
1933 * langhooks.h: Make hooks unconditional and non-NULL.
1934 * toplev.c (compile_file, toplev_main): Update.
1935 * toplev.h: Update comments.
1936 * objc/objc-act.c (lang_hooks): Update to new paradigm.
1938 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1940 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
1942 * system.h (IN_RANGE): New macro.
1944 2001-10-21 Zack Weinberg <zack@codesourcery.com>
1946 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
1947 INTLDEPS variable, which does not include $LIBICONV.
1948 * Makefile.in: Use INTLDEPS in LIBDEPS.
1949 * configure: Regenerate.
1951 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1953 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
1954 * cpplex.c (lex_percent, lex_dot): Remove.
1955 (get_effective_char, skip_block_comment, skip_line_comment,
1956 parse_identifier_slow, parse_number, parse_string, save_comment,
1957 _cpp_lex_direct): Update to do lookback freely.
1958 (IF_NEXT_IS, BACKUP): New macros.
1959 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
1960 * cppmacro.c (paste_tokens): Update.
1962 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
1964 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
1966 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
1968 * reload1.c (reload): Check CONSTANT_P before calling
1969 LEGITIMATE_PIC_OPERAND_P.
1970 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
1971 workaround of 2001-10-13.
1973 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1975 * i386.c (split_di): Handle splitting of DFmode.
1977 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1979 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
1980 (adjust_address_1, offset_address): Likewise.
1982 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
1983 (output_asm_insn): Call it for each line output.
1984 Don't record an operand more than once.
1986 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
1987 * main.c: Include config.h and system.h, but not ansidecl.h.
1988 * Makefile.in (main.o): Update accordingly.
1990 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1992 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
1994 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1996 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
1997 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
1999 (find_sub_basic_blocks): ... here;
2000 (find_many_sub_basic_blocks): New.
2001 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
2003 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
2005 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
2007 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
2009 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
2010 * flow.c (update_life_info): Measure time.
2011 * c-decl.c: Include timevar.h
2012 (c_expand_body): Measure time.
2013 * toplev.c (rest_of_compilation): Measure time of mode switching
2015 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
2017 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
2018 (lang_independent_options): Add asynchronous-unwind-tables
2019 (toplev_main): flag_asynchronous_unwind_tables implies
2021 * flags.h (flag_asynchronous_unwind_tables): Declare.
2022 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
2023 flag_asynchronous_unwind_tables.
2024 (output_call_frame_info): Likewise.
2025 * invoke.texi (-fasynchronous-unwind-tables): Document.
2026 * i386.c (optimization_options): Enable
2027 flag_asynchronous_unwind_tables.
2029 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
2030 * i386.md (s* expanders): Destination is QImode.
2032 * toplev.c (rest_of_compilation): Do not call clear_log_links.
2033 * rtl.h (clear_log_links): Kill.
2034 * flow.c (clear_log_links): Make static; accept blocks parameter;
2035 do no clear life info.
2036 (update_life_info): Call clear_log_links.
2038 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
2040 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
2042 * cpplex.c (handle_newline, skip_escaped_newlines,
2043 get_effective_char, skip_block_comment, skip_line_comment,
2044 parse_identifier_slow, parse_number, parse_string,
2045 _cpp_lex_direct): Update to do more stepping back.
2046 (trigraph_ok): Similarly. Rename trigraph_p.
2047 (SAVE_STATE, RESTORE_STATE): Remove.
2048 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
2050 * cpplib.c (destringize): Rename destringize_and_run, and
2051 call run_directive directly.
2052 (_cpp_do__Pragma): Simplify.
2054 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2056 * pe.c (arm_pe_unique_section): Const-ify.
2057 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
2058 (switch_to_section): Add static prototype.
2060 * output.h (drectve_section): Prototype.
2062 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2064 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
2065 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
2066 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
2067 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
2068 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2069 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
2070 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
2071 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
2072 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
2073 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
2074 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
2075 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
2076 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
2077 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
2078 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
2079 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
2080 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
2081 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
2082 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
2083 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
2084 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
2085 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
2086 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
2087 cris-*-none, cris-*-linux*: Update ${tmfile} list.
2088 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
2089 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
2090 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
2091 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
2092 v850-*-*): Delete superflous ${cpu_type} setting.
2093 * config/linux.h: Delete svr4.h include.
2094 (SET_ASM_OP): Delete.
2095 * config/netware.h (INT_ASM_OP): Undef before define.
2096 * config/ptx4.h: Delete elfos.h include.
2097 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
2098 * config/svr4.h: Delete elfos.h include. Update commentary.
2099 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
2100 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
2101 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
2102 config/v850/v850.h: Delete svr4.h include.
2103 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
2104 config/m68k/m68kv4.h, config/m88k/sysv4.h,
2105 config/sparc/sysv4.h: Update includes.
2106 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
2107 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
2108 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
2109 config/m88k/dguxbcs.h: Delete includes.
2110 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
2111 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
2112 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
2114 * config/m88k/dgux.h: Delete include.
2115 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
2117 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
2118 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
2119 * config/sh/elf.h: Update include.
2120 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
2121 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
2123 2001-10-19 Catherine Moore <clm@redhat.com>
2125 * config/stormy16/stormy-abi: Updates to varargs descriptions.
2126 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
2127 base and count fields.
2128 (stormy16_expand_builtin_va_start): last_reg_count changed to
2129 size_of_reg_args. Use count + size in first comparison.
2131 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2133 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
2134 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
2135 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
2136 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
2137 Set alignment from type if INDIRECT_REF.
2138 (adjust_address_1, offset_address): Simplify alignment compuitation.
2139 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
2140 here; done by set_mem_attributes.
2142 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2144 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
2145 * arm-protos.h (rdata_section, zero_init_section, common_section):
2147 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
2148 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
2149 traditional mode stringification.
2150 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
2151 in macros controling its use.
2152 * rtlanal.c: Include tm_p.h.
2153 * varasm.c (asm_output_aligned_bss): Mark parameter with
2155 (assemble_constant_align, assemble_start_function, assemble_align,
2156 assemble_variable, assemble_trampoline_template,
2157 output_constant_def_contents): Wrap potentially empty if-stmt body
2160 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2162 * a29k-protos.h (literal_section): Prototype.
2163 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
2164 * a29k.md: Ensure function pointers are prototyped.
2165 * genattrtab.c (write_eligible_delay): Mark parameter with
2168 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2170 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
2171 * 1750a.c (print_operand): Fix format specifier warning.
2172 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
2173 * 1750a.md: Likewise.
2174 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
2175 * genemit.c (output_add_clobbers): Mark parameter with
2177 * genrecog.c (write_subroutine): Likewise.
2178 * integrate.c (expand_inline_function): Delete unused variable.
2179 * varasm.c (remove_from_pending_weak_list): Wrap with
2182 2001-10-19 Jakub Jelinek <jakub@redhat.com>
2184 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
2185 field is different to previous argument's neg field.
2187 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
2189 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2191 * final.c (get_decl_from_op): New function.
2192 (output_asm_insn): Call it; write "*" when item with decl is address.
2194 2001-10-19 Janis Johnson <janis187@us.ibm.com>
2196 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
2197 about 64-bit support from the 3.0_branch version.
2199 2001-10-19 Zack Weinberg <zack@codesourcery.com>
2201 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
2202 USE_INCLUDED_LIBINTL when appropriate.
2203 * configure, config.in: Regenerate.
2204 * Makefile.in (datadir): Set to @datadir@.
2205 (intl.o): Also depend on $(CONFIG_H) and system.h.
2207 * intl.c: Factor out common gettext initialization sequence.
2208 (gcc_init_libintl): New function.
2209 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
2210 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
2211 off NLS. Add multiple include guard. No need to #ifdef-guard
2212 an #undef. Prototype gcc_init_libintl here.
2214 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
2215 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
2216 Use gcc_init_libintl.
2218 2001-10-19 Catherine Moore <clm@redhat.com>
2220 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
2222 * config/stormy16/stormy16.c (stormy16_split_move): Make
2223 sure that REG_INC notes are present for auto_inc operands.
2225 2001-10-19 Andreas Jaeger <aj@suse.de>
2227 * configure: Regenerated.
2228 * configure.in: Add x86_64 to switch statements.
2230 2001-10-18 Richard Henderson <rth@redhat.com>
2232 * config/alpha/alpha.md (sibcall_osf_1): Load destination
2233 address into $27 explicitly.
2234 (sibcall_value_osf_1): Likewise.
2236 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2238 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
2239 (offset_address): New function.
2240 (free_emit_status): Free regno_decl.
2241 (init_emit): Pass proper number of elements to xcalloc.
2242 Allocate regno_decl.
2243 (mark_emit_status): Mark regno_decl values.
2244 * expr.c (highest_pow2_factor): New function.
2245 (expand_assigment): Use it and offset_address.
2246 Properly handle ptr_mode vs. Pmode in offset calculation.
2247 (store_constructor, expand_expr_unaligned): Likewise.
2248 (expand_expr, case COMPONENT_EXPR): Likewise.
2249 * expr.h (offset_address): New decl.
2250 * function.h (struct emit_status): Add regno_decl.
2251 (REGNO_DECL): New macro.
2252 * final.c (output_asm_name): Move in file and don't conditionalize
2253 on flag_print_asm_name.
2254 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
2255 Output names of operands, if known.
2256 * function.c (assign_parms): Set REGNO_DECL.
2257 * integrate.c (integrate_decl_tree): Likewise.
2258 * stmt.c (expand_decl): Likewise.
2259 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
2261 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
2263 * attribs.c (handle_noinline_attribute): New function.
2264 (handle_used_attribute): Likewise.
2265 (c_common_attribute_table): Added noinline and used.
2266 * doc/extend.texi (Function Attributes): Document them.
2267 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
2268 Warn when merging inline with attribute noinline.
2269 (start_decl, start_function): Warn if inline and attribute
2270 noinline appear in the same declaration.
2272 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
2274 * config.gcc: Update c4x and i370 for C front end-specific
2276 * config/c4x/c4x-c.c: New.
2277 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
2278 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2280 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
2281 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2283 (c4x_init_pragma): Remove.
2284 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
2285 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
2286 c4x_pr_ignored): Move to c4x-c.c.
2287 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
2288 * config/c4x/t-c4x: Update.
2289 * config/i370/i370-c.c: New.
2290 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
2291 (i370_pr_map): Move to i370-c.c.
2292 * config/i370/t-i370: New.
2294 * doc/tm.texi: Update.
2296 2001-10-17 Stan Shebs <shebs@apple.com>
2298 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
2299 typo fixes throughout.
2300 (machopic_output_stub): Remove some dead code.
2302 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
2304 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
2307 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2309 * Makefile.in (print-rtl.o): Depend on TREE_H.
2310 * alias.c (get_alias_set): Make two passes over objects to first
2311 see if inner object is access via restricted pointer.
2312 Defer allocating alias set for restricted pointer until here.
2313 Call find_placeholder with second arg nonzero.
2315 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
2316 set for restricted pointer types.
2317 * emit-rtl.c (set_mem_attributes): Set more attributes.
2318 (set_mem_align, change_address, adjust_address_1): New functions.
2319 (change_address_1): Now static.
2320 (adjust_address, adjust_address_nv): Deleted.
2321 (replace_equiv_address): Call change_address_1.
2322 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
2323 (find_placeholder): Get starting point from PLIST arg.
2324 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
2325 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
2326 (adjust_address, adjust_address_nv): New macros.
2327 * print-rtl.c (tree.h): New include.
2328 (print_rtx, case MEM): Print all memory attributes.
2330 2001-10-17 Richard Henderson <rth@redhat.com>
2332 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
2334 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2336 * c-tree.texi: Eliminate duplicated word.
2337 * cpp.texi: Likewise.
2338 * install.texi: Likewise.
2339 * invoke.texi: Likewise.
2340 * tm.texi: Likewise.
2342 2001-10-17 Michael Collison <collison@isisinc.net>
2344 * dsp16xx.c: Fix comment formatting to match GNU standards.
2345 (dsp16xx_output_function_prologue): Change type of 'size'
2346 parameter from 'int' to HOST_WIDE_INT.
2347 (dsp16xx_output_function_epilogue): Change type of 'size'
2348 parameter from 'int' to HOST_WIDE_INT.
2350 2001-10-16 Richard Henderson <rth@redhat.com>
2352 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
2353 * configure, config.in: Rebuild.
2355 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
2356 (ix86_output_addr_diff_elt): New.
2357 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
2358 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2359 (JUMP_TABLES_IN_TEXT_SECTION): New.
2360 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
2361 * config/i386/i386-protos.h: Update.
2363 * config/i386/386bsd.h, config/i386/beos-elf.h,
2364 config/i386/freebsd-aout.h, config/i386/freebsd.h,
2365 config/i386/i386-interix.h, config/i386/i386elf.h,
2366 config/i386/linux.h, config/i386/netbsd-elf.h,
2367 config/i386/netbsd.h, config/i386/openbsd.h,
2368 config/i386/ptx4-i.h, config/i386/rtemself.h,
2369 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
2370 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
2372 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
2374 * stmt.c (expand_asm_operands): Update commentary.
2376 2001-10-16 Stan Shebs <shebs@apple.com>
2378 * config/darwin.h (GCC_NAME): Remove, no longer used.
2379 (NO_MATH_LIBRARY): Ditto.
2380 (MATH_LIBRARY): Define to emptiness.
2381 (DWARF2_DEBUGGING_INFO): Define.
2382 (PREFERRED_DEBUGGING_TYPE): Define.
2383 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
2384 (EXCEPTION_SECTION): Define.
2385 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2386 * config/darwin.c (darwin_encode_section_info): Handle case of
2387 DECL_INITIAL being error_mark_node.
2389 2001-10-16 Richard Henderson <rth@redhat.com>
2391 * alpha.c (current_file_function_operand): Don't fail for profiling.
2392 (direct_call_operand): New.
2393 * alpha-protos.h: Declare it.
2394 * alpha.h (EXTRA_CONSTRAINT): Use it.
2395 (PREDICATE_CODES): Add it.
2396 (ASM_OUTPUT_MI_THUNK): Remove.
2397 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
2398 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
2400 2001-10-16 Krister Walfridsson <cato@df.lth.se>
2402 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
2403 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2405 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2407 * cfg.c (free_edge): Break out from ....
2408 (remove_edge): ... here.
2409 (clear_edges): Use free_edge.
2411 * att.h (ASM_QUAD): Add comment.
2412 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
2414 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
2416 * i386.c (split_ti): New function.
2417 (ix86_split_to_parts): Support TImodes.
2418 * i386.h (VALID_INT_MODE_P): Add TImode.
2419 * i386.md (movdi splitter): Fix.
2420 (movti): Support 64bit integer registers.
2421 (movti_rex64): New function and splitter.
2423 * i386.c (*_cost): Add movsx/movzx cost.
2424 * i386.h (struct processor_costs): Add movsx/movzx fields.
2425 (RTX_COSTS): Handle zero/sign extend + avoid believing that
2426 64bit operations require split on 64bit machine.
2427 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
2429 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
2430 (ix86_expand_move): Avoid pushes of memory if size does not match;
2431 move long constants to register.
2432 (x86_initialize_trampoline): Fix mode.
2433 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2434 Use ASM_QUAD on 64bit.
2435 * i386.md (test pattern): Disallow impossible constants.
2436 (tablejump PIC expander): Fix emitting of sum.
2437 (movdicc_rex64): Rename to movdicc.
2438 * linux64.h (LINK_SPEC): Add missing '%'.
2440 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2442 * tree-inline.c (inlinable_function_p): Leave it up to the
2443 front-end to turn -finline-functions into DECL_INLINE set for all
2446 2001-10-16 Stan Shebs <shebs@apple.com>
2448 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2450 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2452 * recog.c: Formatting and comment typo fixes.
2454 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2455 version in single tree build.
2456 * configure: Regenerate.
2458 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2460 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2461 MODE arguments to gen_rtx and compare operand with const0_rtx.
2463 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2465 * system.h: Poison old unused target macros.
2466 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2467 * config/stormy16/stormy16.c: Update references to obsolete macros.
2468 * config/stormy16/stormy16.h: Similarly.
2469 * config/stormy16/stormy16.md: Similarly.
2470 * config/cris/cris.h: Similarly.
2472 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2474 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2475 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2476 cpp_register_pragma): Update accordingly.
2478 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2480 * c-pragma.h (cpp_register_pragma_space): Remove.
2481 * cpplib.h (cpp_register_pragma_space): Remove.
2482 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2483 (cpp_register_pragma_space): Remove.
2484 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2486 (do_pragma): Similarly.
2487 (_cpp_init_internal_pragmas): Don't register namespaces.
2489 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2490 Don't register namespaces.
2491 * cp/lex.c (init_cp_pragma): Similarly.
2492 * doc/tm.texi: Update.
2494 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2497 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2499 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2501 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2502 add scheduling support.
2503 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2504 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2505 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2508 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2510 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2511 missing CONSTANT_P test in core GCC.
2513 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2515 * cppmain.c (struct printer): New member source.
2516 (scan_translation_unit): Fix spacing at start of lines.
2517 (cb_line_change): Update.
2519 * gcc.dg/cpp/spacing2.c: New test.
2521 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2523 * config/cris/arit.c: Use __builtin_labs, not abs.
2525 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2527 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2528 misplaced sprintf and fprintf argument.
2530 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2532 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2533 * configure.in, Makefile.in: Take out obsolete check-po logic.
2534 * configure, config.in: Regenerate.
2536 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2538 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2539 symtab declarations.
2541 2001-10-12 Stan Shebs <shebs@apple.com>
2543 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2544 declarations of arguments and local variables.
2546 2001-10-12 Christopher Faylor <cgf@redhat.com>
2548 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2549 ENDFILE_SPEC definition.
2551 2001-10-12 Kazu Hirata <kazu@hxi.com>
2553 * gthr-dce.h: Fix comment formatting.
2554 * gthr-posix.h: Likewise.
2555 * gthr-single.h: Likewise.
2556 * gthr-solaris.h: Likewise.
2557 * gthr-vxworks.h: Likewise.
2558 * gthr-win32.h: Likewise.
2560 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2562 * final.c (output_asm_insn): Make sure assembly dialects are
2563 terminated, not nested. Output `|' and `}' characters if they
2564 don't appear inside assembly dialect selection.
2565 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2566 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2567 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2568 strsetsi_rex_1): Add {} braces.
2570 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2572 * toplev.c (compile_file): Ignore return value from yyparse.
2573 Always pop any nested binding levels after yyparse returns.
2575 2001-10-11 Richard Henderson <rth@redhat.com>
2577 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2579 2001-10-11 Richard Henderson <rth@redhat.com>
2581 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2582 fall back to add_AT_long_long for large CONST_INT.
2584 2001-10-11 Richard Henderson <rth@redhat.com>
2586 * config/i386/i386.md (setcc splitters): Add four splitters to
2587 simplify compound compares that simplify_comparison can't handle.
2589 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2591 * cpplex.c (digraph_spellings, token_spellings): Make static.
2593 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2595 * unroll.c (loop_iterations): Fixup last patch.
2597 2001-10-11 Richard Henderson <rth@redhat.com>
2599 * rtl.h (REG_VTABLE_REF): New.
2600 * rtl.c (reg_note_name): Add it.
2601 * combine.c (distribute_notes): Handle it.
2602 * final.c (final_scan_insn): Handle it.
2603 * tree.def (VTABLE_REF): New.
2604 * expr.c (expand_expr): Handle it.
2605 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2606 * output.h: Declare them.
2608 2001-10-11 Richard Henderson <rth@redhat.com>
2610 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2613 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2615 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2616 available in 64-bit mode.
2618 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2620 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2621 cris-*-linux* cases.
2622 * config/cris/cris-protos.h: New file.
2623 * config/cris/cris.c: New file.
2624 * config/cris/cris.h: New file.
2625 * config/cris/cris.md: New file.
2626 * config/cris/linux.h: New file.
2627 * config/cris/aout.h: New file.
2628 * config/cris/arit.c: New file.
2629 * config/cris/cris_abi_symbol.c: New file.
2630 * config/cris/mulsi3.asm: New file.
2631 * config/cris/t-aout: New file.
2632 * config/cris/t-cris: New file.
2633 * config/cris/t-elfmulti: New file.
2634 * config/cris/t-linux: New file.
2635 * doc/invoke.texi: Add CRIS options.
2636 * doc/install.texi (Specific): Add blurb for CRIS.
2638 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2640 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2642 * config/float/i32.h: Likewise.
2643 * config/float-i386.h: Likewise.
2644 * config/float-i64.h: Likewise.
2645 * config/float-m68k.h: Likewise.
2646 * config/float-sh.h: Likewise.
2647 * config/float-sparc.h: Likewise.
2649 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2651 * doc/contrib.texi: Add note about CRIS port to my entry.
2653 2001-10-11 Kazu Hirata <kazu@hxi.com>
2655 * basic-block.h: Fix formatting.
2656 * bitmap.h: Likewise.
2657 * cpplib.h: Likewise.
2658 * c-tree.h: Likewise.
2659 * diagnostic.h: Likewise.
2660 * flags.h: Likewise.
2662 * longlong.h: Likewise.
2664 * reload.h: Likewise.
2668 2001-10-10 Richard Henderson <rth@redhat.com>
2670 * c-parse.in (asm_operand): Allow named operands.
2671 * genconfig.c (max_recog_operands): Set to 29.
2672 * local-alloc.c (requires_inout): Skip multiple digits.
2673 * recog.c (asm_operand_ok): Likewise.
2674 (preprocess_constraints): Use strtoul for matching constraints.
2675 (constrain_operands): Likewise.
2676 * regmove.c (find_matches): Likewise.
2677 * reload.c (find_reloads): Likewise.
2678 * stmt.c (parse_output_constraint): Don't reject in-out
2679 constraint on operands > 9. Reject '[' in constraint.
2680 (expand_asm_operands): Handle named operands. Use strtoul
2681 for matching constraints.
2682 (check_operand_nalternatives): Split out from expand_asm_operands.
2683 (check_unique_operand_names): New.
2684 (resolve_operand_names, resolve_operand_name_1): New.
2686 * doc/extend.texi (Extended Asm): Document named operands.
2687 * doc/md.texi (Simple Constraints): Document matching constraints
2690 2001-10-10 Richard Henderson <rth@redhat.com>
2692 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2694 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2695 (jcc splitters): Add two splitters to simplify compound compares
2696 that simplify_comparison can't handle.
2698 2001-10-10 Richard Henderson <rth@redhat.com>
2700 * langhooks.c: Include langhooks.h.
2701 * Makefile.in (langhooks.o): Depend on it.
2703 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2705 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2706 should not be considered as a no-op.
2707 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2709 2001-10-10 Stan Shebs <shebs@apple.com>
2711 * alias.c: Remove uses of "register" specifier in declarations
2712 of arguments and local variables.
2713 * c-common.c: Ditto.
2714 * c-convert.c: Ditto.
2716 * c-format.c: Ditto.
2717 * c-semantics.c: Ditto.
2718 * c-typeck.c: Ditto.
2719 * caller-save.c: Ditto.
2722 * cfgbuild.c: Ditto.
2724 * collect2.c: Ditto.
2728 * cppfiles.c: Ditto.
2731 * defaults.h: Ditto.
2733 * dwarf2out.c: Ditto.
2734 * dwarfout.c: Ditto.
2735 * emit-rtl.c: Ditto.
2740 * fix-header.c: Ditto.
2741 * floatlib.c: Ditto.
2743 * fold-const.c: Ditto.
2744 * function.c: Ditto.
2747 * gen-protos.c: Ditto.
2748 * genattrtab.c: Ditto.
2749 * gencheck.c: Ditto.
2750 * genconfig.c: Ditto.
2752 * genextract.c: Ditto.
2753 * genflags.c: Ditto.
2754 * gengenrtl.c: Ditto.
2755 * genoutput.c: Ditto.
2757 * genrecog.c: Ditto.
2758 * gensupport.c: Ditto.
2762 * haifa-sched.c: Ditto.
2763 * hard-reg-set.h: Ditto.
2765 * integrate.c: Ditto.
2768 * local-alloc.c: Ditto.
2770 * mips-tdump.c: Ditto.
2771 * mips-tfile.c: Ditto.
2774 * print-rtl.c: Ditto.
2775 * read-rtl.c: Ditto.
2778 * reg-stack.c: Ditto.
2779 * regclass.c: Ditto.
2784 * resource.c: Ditto.
2788 * sched-deps.c: Ditto.
2789 * sched-rgn.c: Ditto.
2791 * simplify-rtx.c: Ditto.
2793 * stor-layout.c: Ditto.
2800 * xcoffout.c: Ditto.
2802 2001-10-10 Richard Henderson <rth@redhat.com>
2804 * rtl.h (can_reverse_comparison_p): Remove.
2806 2001-10-10 Christopher Faylor <cgf@redhat.com>
2808 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2811 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2813 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2814 (Thanks to Chris Faylor for suggesting macro name).
2815 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2817 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2818 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2819 (MATH_LIBRARY): Undef before definition.
2820 (OUTPUT_QUOTED_STRING): Likewise.
2821 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2823 2001-10-10 Richard Henderson <rth@redhat.com>
2825 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2826 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2827 a tristate comparison value.
2828 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2830 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2833 * unroll.c (loop_iterations): Ignore insns generated by loop
2836 * config.gcc (mips*-*-gnu*): Delete support.
2837 * config/mips/gnu.h: Remove.
2839 2001-10-10 Kazu Hirata <kazu@hxi.com>
2841 * calls.c: Fix formatting.
2842 * c-decl.c: Likewise.
2843 * cfgcleanup.c: Likewise.
2844 * combine.c: Likewise.
2845 * cppfiles.c: Likewise.
2846 * cpplib.c: Likewise.
2847 * cppmacro.c: Likewise.
2848 * crtstuff.c: Likewise.
2850 * dwarf2out.c: Likewise.
2851 * expmed.c: Likewise.
2853 * fold-const.c: Likewise.
2854 * function.c: Likewise.
2856 * genattrtab.c: Likewise.
2857 * ggc-page.c: Likewise.
2858 * integrate.c: Likewise.
2859 * libgcc2.c: Likewise.
2861 * optabs.c: Likewise.
2862 * profile.c: Likewise.
2863 * protoize.c: Likewise.
2865 * recog.c: Likewise.
2866 * reload1.c: Likewise.
2867 * reload.c: Likewise.
2868 * reorg.c: Likewise.
2869 * resource.c: Likewise.
2870 * sched-rgn.c: Likewise.
2871 * sdbout.c: Likewise.
2873 * toplev.c: Likewise.
2874 * varasm.c: Likewise.
2876 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
2878 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
2879 * Makefile.in (langhooks.o): Add dependencies.
2881 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
2883 * rs6000.c (rs6000_emit_load_toc_table): Don't
2884 strdup the toc label.
2885 (create_TOC_reference): Likewise.
2887 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2889 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
2892 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2894 * config/i386/i386.c (ix86_attribute_table): Correct
2895 min_len, max_len fields for dllimport, dllexport and shared.
2897 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
2899 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
2900 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
2901 Consistently use "nonzero" instead of "non-zero".
2903 2001-10-09 Kazu Hirata <kazu@hxi.com>
2905 * acconfig.h: Fix comment formatting.
2906 * c-dump.h: Likewise.
2907 * c-tree.h: Likewise.
2908 * conditions.h: Likewise.
2910 * function.h: Likewise.
2912 * hwint.h: Likewise.
2913 * integrate.h: Likewise.
2916 * optabs.h: Likewise.
2918 2001-10-09 Kazu Hirata <kazu@hxi.com>
2920 * c-common.h: Fix comment formatting.
2921 * c-dump.c: Likewise.
2923 * diagnostic.h: Likewise.
2924 * except.c: Likewise.
2926 * gcov-io.h: Likewise.
2927 * genattrtab.c: Likewise.
2928 * output.h: Likewise.
2929 * predict.h: Likewise.
2930 * reload1.c: Likewise.
2931 * reload.h: Likewise.
2932 * resource.h: Likewise.
2934 * system.h: Likewise.
2936 * tree-inline.c: Likewise.
2937 * tsystem.h: Likewise.
2938 * varasm.c: Likewise.
2939 * xcoffout.h: Likewise.
2941 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2943 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
2945 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2947 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
2948 config/i386/i386elf.h, config/i386/netbsd-elf.h,
2949 config/i386/netware.h, config/mcore/gfloat.h,
2950 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
2951 config/netware.h, gccbug.in: Update FSF address.
2953 2001-10-09 Kazu Hirata <kazu@hxi.com>
2955 * c-common.c: Fix comment typos.
2956 * cfgrtl.c: Likewise.
2957 * collect2.c: Likewise.
2958 * cpplex.c: Likewise.
2959 * doloop.c: Likewise.
2960 * dwarf2out.c: Likewise.
2961 * dwarfout.c: Likewise.
2963 * fold-const.c: Likewise.
2967 * global.c: Likewise.
2968 * ifcvt.c: Likewise.
2970 * optabs.c: Likewise.
2971 * protoize.c: Likewise.
2972 * regclass.c: Likewise.
2973 * reorg.c: Likewise.
2977 * doc/cpp.texi: Likewise.
2978 * doc/c-tree.texi: Likewise.
2979 * doc/extend.texi: Likewise.
2980 * doc/invoke.texi: Likewise.
2981 * doc/objc.texi: Likewise.
2982 * doc/tm.texi: Likewise.
2984 2001-10-08 Richard Henderson <rth@redhat.com>
2986 * varasm.c (set_named_section_flags): Initialize "declared".
2988 2001-10-08 Robert Lipe <robertlipe@usa.net>
2990 * varasm.c (struct in_named_entry): Add declared.
2991 (named_section_first_declaration): New function.
2992 (default_elf_asm_named_section): Use it.
2993 * output.h (named_section_first_declaration): New.
2995 2001-10-08 Richard Henderson <rth@redhat.com>
2997 * i386.md (movsi_xor): Export.
2998 (setcc peep2): Use it when available; add an alternative to
2999 match zero_extendhisi2_and.
3001 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3003 * romp-protos.h (romp_initialize_trampoline): New function.
3004 * romp.c (romp_initialize_trampoline): Likewise.
3005 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
3006 romp_initialize_trampoline.
3008 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3010 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
3011 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3012 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3013 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3015 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3017 * unroll.c (loop_iterations): Extend check for multiple back edges.
3019 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
3021 * langhooks.h: New file.
3022 * Makefile.in (OBJS): Added langhooks.o.
3023 (c-lang.o): Depend on langhooks.h.
3024 (c-common.o): Don't depend on tree-inline.h.
3025 (tree-inline.o): Depend on toplev.h.
3026 (langhooks.o): New rule.
3027 * c-common.c: Don't include tree-inline.h.
3028 (c_mark_lang_decl): Mark argument c as unused.
3029 (c_common_lang_init): Don't initialize hooks here.
3030 * c-lang.c: Include langhooks.h, then override some macros.
3031 (lang_hooks): Initialize with macros in langhooks.h.
3032 (c_init): Don't initialize hooks here.
3033 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
3034 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
3035 * tree-inline.c: Include toplev.h. Don't define hook variables.
3036 * tree-inline.h: Don't define hook types nor declare hook
3037 variables. Move macros to...
3038 * langhooks.c: ... new file, as functions. Adjust all callers.
3040 2001-10-08 Jeffrey A Law <law@cygnus.com>
3042 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
3043 purge_mem_unchanging_flag on all instructions, not just on those
3044 before NOTE_INSN_FUNCTION_BEG.
3046 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3048 * cppmacro.c (_cpp_create_definition): Leave comments off.
3050 * doc/cpp.texi: Update.
3052 2001-10-08 DJ Delorie <dj@redhat.com>
3054 * c-decl.c (grokfield): Make sure the only unnamed fields
3055 we're allowing are either structs or unions.
3056 * doc/extend.texi: Add documentation for the unnamed field
3059 2001-10-08 Zack Weinberg <zack@codesourcery.com>
3061 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
3062 * configure.in: Use it.
3063 * configure: Regenerated.
3064 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
3065 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
3067 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3069 * cppfiles.c (open_file): Don't mark zero-length files
3070 never-reread here. Don't output diagnostics here either.
3071 (stack_include_file): Mark them never-reread here.
3072 (_cpp_read_file): Update.
3074 2001-10-08 Richard Henderson <rth@redhat.com>
3076 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
3078 2001-10-08 Richard Henderson <rth@redhat.com>
3080 * expr.c (store_expr): When converting a CONST_INT for storage
3081 in a SUBREG, convert it to both SUBREG modes before stripping
3084 2001-10-08 Richard Henderson <rth@redhat.com>
3086 * varasm.c (restore_varasm_status): New.
3087 * function.h: Declare it.
3088 * function.c (pop_function_context_from): Call it.
3090 2001-10-08 Richard Henderson <rth@redhat.com>
3092 * c-common.h (struct c_lang_decl): Add declared_inline.
3093 * c-tree.h (DECL_DECLARED_INLINE_P): New.
3094 * c-lang.c (c_disregard_inline_limits): Use it.
3095 * c-decl.c (duplicate_decls): Likewise.
3096 (pushdecl, redeclaration_error_message): Likewise.
3097 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
3098 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
3099 Set DECL_INLINE if -finline-functions.
3100 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
3102 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3104 * cppmacro.c (funlike_invocation_p): Move some logic to caller
3105 in enter_macro_context. Create a padding token in its own context
3106 if necessary when the search for '(' fails.
3107 (enter_macro_context): Update.
3109 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3111 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
3112 genmultilib, toplev.c: Fix spelling errors of "separate" as
3113 "seperate", and corresponding spelling errors of related words.
3115 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3117 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
3118 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
3120 * c-dump.c (dump_option_value_info): Likewise.
3121 * c-format.c (format_length_info, format_char_info,
3122 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
3123 * collect2.c (names): Likewise.
3124 * cppdefault.h (default_include): Likewise.
3125 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
3126 * flow.c (life_analysis): Likewise.
3127 * gcc.c (dir_separator_str, modify_target, option_map,
3128 target_option_translations, spec_list_1, extra_specs_1,
3129 init_spec): Likewise.
3130 * gcov.c (gcov_version_string): Likewise.
3131 * genattr.c (write_units): Likewise.
3132 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
3133 * gengenrtl.c (rtx_definition, defs): Likewise.
3134 * genrecog.c (pred_table): Likewise.
3135 * global.c (global_alloc): Likewise.
3136 * lcm.c (optimize_mode_switching): Likewise.
3137 * local-alloc.c (find_free_reg): Likewise.
3138 * params.h (param_info): Likewise.
3139 * predict.c (predictor_info): Likewise.
3140 * protoize.c (unexpansion_struct): Likewise.
3141 * real.c (bmask): Likewise.
3142 * recog.h (insn_operand_data, insn_data): Likewise.
3143 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
3144 * stmt.c (expand_nl_goto_receiver): Likewise.
3145 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
3146 target_switches, target_options): Likewise.
3147 * tradcif.y (token, tokentab2, yylex): Likewise.
3148 * tree.h (attribute_spec): Likewise.
3150 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
3152 * arc.c (arc_output_function_epilogue): Likewise.
3153 * arm.c (processors, all_cores, all_architectures,
3154 arm_override_options, isr_attribute_arg, isr_attribute_args,
3155 arm_isr_value): Likewise.
3156 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
3158 * c4x.c (c4x_int_reglist): Likewise.
3159 * d30v.c (override_options): Likewise.
3160 * h8300.c (shift_insn): Likewise.
3161 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
3162 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
3163 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
3164 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
3165 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
3166 * i386.h (processor_costs, ix86_cost): Likewise.
3167 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
3168 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
3169 * m68k.c (codes_68881, codes_FPA): Likewise.
3170 * m88k.c (mode_from_align, max_from_align, all_from_align,
3171 best_from_align, m_options): Likewise.
3172 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
3173 * mcore.c (mode_from_align): Likewise.
3174 * mips/elf64.h (UNIQUE_SECTION): Likewise.
3175 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
3176 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
3177 * mips.h (mips_regno_to_class): Likewise.
3178 * ns32k.c (scales): Likewise.
3179 * pa.c (import_string, magic_milli): Likewise.
3180 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
3181 * sparc.c (leaf_reg_remap, sparc_override_options,
3182 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
3184 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
3186 2001-10-07 Dale Johannesen <dalej@apple.com>
3188 * reload1.c (reload_reg_free_p): Teach register interference
3189 checking that multiple output reloads are emitted in
3191 reload1.c (reload_reg_reaches_end_p): Ditto.
3192 reload1.c (reloads_conflict): Ditto.
3194 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3196 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
3197 NULL_TREE inside @code.
3199 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3201 * doc/gcc.texi: Document consistent style of "32-bit",
3202 "Objective-C", and "@code{NULL}".
3204 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3206 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
3207 (cpp_token_len, cpp_spell_token, cpp_output_token,
3208 _cpp_equiv_tokens): Handle it.
3209 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
3210 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
3211 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
3214 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3216 * gcc.c (default_compilers): Remove .ada.
3218 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
3220 * doc/cppinternals.texi: Update.
3222 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3224 * gcc.c (main): Set this_file_error if the appropriate
3225 compiler for a language has not been installed.
3227 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
3229 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
3231 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
3233 * gccbug.in (CATEGORIES): Add ada.
3235 2001-10-05 Catherine Moore <clm@redhat.com>
3237 * config/stormy16/stormy-abi: Document abi changes.
3238 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
3239 (ICALL_REGS): New register class.
3240 (NUM_ARGUMENT_REGISTERS): Now 6.
3241 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
3243 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
3244 * config/stormy16.md (call_internal, call_value_internal,
3245 indirect_jump): Use new 'z' constraint.
3247 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3249 * doc/cppinternals.texi: Update.
3251 2001-10-05 Richard Henderson <rth@redhat.com>
3253 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
3254 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
3255 the gas section-name-as-label feature.
3257 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3259 * doc/cppinternals.texi: Update.
3261 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3263 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
3264 to ensure valid SImode constants.
3266 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
3268 * Makefile.in (c-decl.o): Depend on tree-inline.h.
3269 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
3270 * c-decl.c: Include tree-inline.h.
3271 (c_expand_body): Call optimize_inline_calls. Determine whether
3272 a function is inlinable upfront, and only clear
3273 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
3274 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
3275 (c_disregard_inline_limits): New function.
3276 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
3277 (c_post_options): Enable tree inlining if inlining is enabled.
3278 Don't inline trees when instrumenting functions.
3279 (c_init): Initialize lang_disregard_inline_limits and
3280 lang_cannot_inline_tree_fn.
3281 * tree-inline.c (initialize_inlined_parameters): Handle calls
3282 with fewer arguments than declared parameters, and fewer
3283 parameters than passed arguments. Don't assume value is a
3285 (declare_return_variable): Convert return value back to the
3286 original type, if it was promoted.
3287 (tree_inlinable_function_p): New function.
3288 (inlinable_function_p): Don't look at DECL_INLINE if we're
3289 inlining all functions. Make it work with a NULL id.
3290 Re-check DECL_UNINLINABLE after language-specific checks.
3291 * tree-inline.h (tree_inlinable_function_p): Declare it.
3292 * integrate.c (save_for_inline): Don't bother to prepare argvec
3294 * cse.c (check_for_label_ref): Don't check deleted labels.
3296 * Makefile.in (tree-inline.o): Depend on newly-included headers.
3297 * tree-inline.c: Include headers needed for the functions moved in.
3298 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
3299 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
3300 (copy_body, initialize_inlined_parameters): Likewise.
3301 (declare_return_variable, inlinable_function_p): Likewise.
3302 (expand_call_inline, expand_calls_inline): Likewise.
3303 (optimize_inline_calls, clone_body): Likewise.
3304 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
3305 (copy_tree_r, remap_save_expr): Likewise.
3307 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
3309 * Makefile.in (OBJS): Added tree-inline.o.
3310 (c-common.o): Depend on tree-inline.h.
3311 (tree-inline.o): New target.
3312 * c-common.c: Include tree-inline.h.
3313 (c_mark_lang_decl): Don't mark saved_tree.
3314 (c_common_lang_init): Set lang_anon_aggr_type_p.
3315 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
3316 (struct c_lang_decl): Moved saved_tree to tree_decl.
3317 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
3318 * integrate.h (function_attribute_inlinable_p): Declare it.
3319 * integrate.c (function_attribute_inlinable_p): Export it.
3320 * tree-inline.c: New file. Define variables declared in...
3321 * tree-inline.h: New file. Declare functions to be moved to
3322 tree-inline.c. Define macros and declare types and hooks for
3323 language-specific tree inlining.
3324 (flag_inline_trees): Moved definition from cp/decl2.c.
3325 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
3326 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
3327 (struct tree_decl): Moved saved_tree from c_lang_decl and
3328 inlined_fns from C++'s lang_decl.
3330 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
3332 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
3333 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
3335 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
3337 * doc/cppinternals.texi: Update.
3339 2001-10-04 Eric Christopher <echristo@redhat.com>
3341 * config/mips/mips.c (init_cumulative_args): Remember to set
3343 * config.gcc: Redo linux configuration. Add target_cpu_default
3344 of soft-float to all mipsisa32 combinations and tx39.
3345 * config/mips/linux.h: Remove include of mips.h.
3347 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
3349 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
3350 HOST_LDFLAGS and HOST_CPPFLAGS.
3352 2001-10-03 Ziemowit Laski <zlaski@apple.com>
3354 * c-parse.in (objc_inherit_code, objc_pq_context,
3355 objc_public_flag): Make static.
3356 (objc_interface_context, objc_implementation_context,
3357 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
3358 global tree array in objc/objc-act.[ch].
3359 (methoddef): Remove unnecessary code.
3361 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
3362 Hoist struct definitions to objc-act.h.
3363 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
3364 cat_count): Place declaration in objc-act.h.
3365 (objc_tree_index): Move enumeration to objc-act.h.
3366 (objc_global_trees): Place declaration and macro accessors in
3368 (implementation_context): Remove duplicate; use
3369 objc_implementation_context instead:
3370 (method_context): Remove duplicate; use objc_method_context
3372 (objc_ellipsis_node, objc_method_prototype_template,
3373 implemented_classes, function_type): Move global vars to
3375 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
3376 (build_message_expr): Move actual construction of ObjC message
3377 send nodes to finish_message_expr.
3378 (finish_message_expr): New routine, contains code formerly in
3380 * objc/objc-act.h (finish_message_expr): New prototype.
3381 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
3382 declarations; these vars are now part of objc_global_trees.
3383 (objc_tree_index, objc_global_trees): Move definitions from
3385 * objc/objc-tree.def: Update copyright info.
3387 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
3389 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
3391 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
3392 only if TARGET_ARCH64.
3394 2001-10-02 Bernd Schmidt <bernds@redhat.com>
3396 * doc/extend.texi: Fix some problems with previous checkin.
3397 * doc/invoke.texi: Likewise.
3399 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
3401 * cpphash.h: Update comments.
3402 (cpp_context): Update.
3403 (spec_nodes): Remove n__Pragma.
3404 * cppinit.c (cpp_create_reader): Update.
3405 (builtin_array): Add _Pragma.
3406 * cpplib.h: Update comments.
3407 (NODE_DISABLED, BT_PRAGMA): New.
3408 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
3409 * cppmacro.c (struct cpp_macro): Remove disabled.
3410 (builtin_macro): Return int, handle _Pragma, push the new token
3411 on the context stack.
3412 (funlike_invocation_p): Unconstify, update.
3413 (enter_macro_context): Handle builtins here.
3414 (replace_args, push_token_context, push_ptoken_context):
3415 Update for prototype changes.
3416 (_cpp_pop_context): Update.
3417 (cpp_get_token): Don't handle buitins, nor _Pragma here.
3418 (cpp_sys_macro_p): Update.
3419 (_cpp_free_definition): Clear disabled flag.
3420 (_cpp_create_definition): Upate.
3421 * cppmain.c: Update comments.
3423 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
3424 Andreas Jaeger <aj@suse.de>,
3425 Jan Hubicka <jh@suse.cz>
3427 * doc/invoke.texi (i386 Options): Document x86-64 options.
3428 (i386 and x86-64 Options): Rename i386 options section.
3430 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3431 (TARGET_SWITCHES): Add -munwind-info.
3432 (MASK_NO_UNWIND_INFO): New.
3433 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3435 (ASM_OUTPUT_DOUBLE_INT): New.
3437 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3438 * config.gcc: Fix tm_file settings for x86-64.
3439 * config/i386/x86-64.h: New file with OS independent x86-64
3441 * config/i386/biarch64.h: New file used to configure compiler
3442 to biarch/64bit compilation.
3444 * config/i386/i386.c: (override_options): Set flags default
3445 for 64bit compilation.
3447 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3449 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3450 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3451 constants on x86_64.
3452 (ix86_attr_length_immediate_default): Support MODE_DI.
3453 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3455 (indirect_jump, tablejump): Turn into expander.
3457 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3459 * c-common.c (c_format_attribute_table): Make format and
3460 format_arg attributes apply to function types rather than to
3462 (is_valid_printf_arglist): Construct an attribute list and pass
3463 that to check_function_format rather than a name.
3464 * c-common.h (check_function_format): Adjust prototype.
3465 * c-decl.c (duplicate_decls): Preserve attributes from type of
3466 built-in decl when allowing for harmless conflict in types.
3467 * c-format.c (record_function_format,
3468 record_international_format, function_format_list,
3469 international_format_info, international_format_list): Remove.
3470 (function_format_info): Remove next, name and assembler_name.
3471 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3472 (decode_format_attr): New.
3473 (handle_format_attribute): Handle receiving a type rather than a
3474 decl. Call decode_format_attr. Store format information in a
3475 function_format_info.
3476 (handle_format_arg_attribute): Correct comment. Handle receiving
3477 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3479 (check_format_info_recurse, check_format_info_main): Take argument
3480 numbers as unsigned HOST_WIDE_INT.
3481 (check_function_format): Take a list of attributes from the
3482 function type rather than a name or assembler name. Check for
3483 format attributes in that list and the attributes on the type of
3484 the current function rather than looking through
3485 function_format_list.
3486 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3488 (check_format_info_recurse): Take format_arg attributes from the
3489 type of the function calls rather than using
3490 international_format_list. Allow for multiple format_arg
3492 * c-typeck.c (build_function_call): Pass type attributes to
3493 check_function_format rather than name or assembler name. Don't
3494 require there to be a name or assembler name to check formats.
3496 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3498 * attribs.c (decl_attributes): Possibly call
3499 insert_default_attributes to insert default attributes on
3500 functions in a lazy manner.
3501 * builtin-attrs.def: New file; define the default format and
3502 format_arg attributes.
3503 * c-common.c (c_format_attribute_table): Move to earlier in the
3505 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3506 (enum built_in_attribute, built_in_attributes,
3507 c_attrs_initialized, c_init_attributes,
3508 c_common_insert_default_attributes): New.
3509 (c_common_lang_init): Don't initialize format_attribute_table. Do
3510 call c_init_attributes.
3511 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3512 * c-common.h (init_function_format_info): Don't declare.
3513 (c_common_insert_default_attributes): Declare.
3514 * c-decl.c (implicitly_declare, builtin_function): Call
3516 (init_decl_processing): Don't call init_function_format_info.
3517 (insert_default_attributes): New.
3518 * c-format.c (handle_format_attribute,
3519 handle_format_arg_attribute): Be quiet about inappropriate
3520 declaration when applying default attributes.
3521 (init_function_format_info): Remove.
3522 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3523 (insert_default_attributes): Declare.
3525 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3527 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3529 2001-10-01 Jim Wilson <wilson@redhat.com>
3531 * sched-deps.c (add_dependence): When elide conditional dependence,
3532 check that insn doesn't modify cond2.
3534 2001-10-01 Dale Johannesen <dalej@apple.com>
3536 * config/rs6000/rs6000.h (enum processor_type): Add support
3537 for 7400 (G4) and 7450.
3539 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3540 (rs6000_issue_rate): Ditto.
3541 (rs6000_adjust_cost): Fix cycle counts for compares.
3542 (debug_stack_info): Fix an obvious typo.
3543 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3544 * doc/invoke.texi: Document.
3545 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3547 (PROCESSOR_DEFAULT): Ditto.
3549 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3551 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3552 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3553 later recursive make invocation.
3555 2001-10-01 Hans Boehm <boehm@acm.org>
3557 * optabs.c (emit_libcall_block): When using non-call exceptions,
3558 don't add REG_LIBCALL reg notes to trapping calls.
3560 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3562 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3563 (propagate_one_insn): Update for above change
3565 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3567 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3568 _Unwind_GetTextRelBase): Argument is unused.
3570 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3572 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3573 Loop through NOPs, placeholders, and components.
3574 Don't go through NOPs if change mode.
3575 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3576 * emit-rtl.c (set_mem_alias_set): Enable check.
3577 * expr.c (find_placeholder): New function.
3578 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3579 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3580 to modify it and avoid unneeded copies.
3581 * expr.h (expand_expr): Always define.
3582 (find_placeholder): New declaration.
3584 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3586 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3587 operand 2 is the stack pointer.
3588 ("addr-peephole"): Fix address computation peephole when operand 2
3589 is the stack pointer.
3591 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3593 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3594 (ix86_setup_incoming_varargs): Likewise.
3596 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3598 * stor-layout.c (layout_type): Don't complain about too-large
3601 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3603 * function.c (keep_stack_depressed): Don't use delete_insn.
3605 * expr.h (set_mem_alias_set): Move decl to here.
3606 * rtl.h (mem_attrs): New typedef and struct.
3607 (union rtunion_def): Add field for mem_attrs.
3608 (X0MEMATTR, MEM_ATTRS): New macros.
3609 (MEM_ALIAS_SET): Use MEM_ATTRS.
3610 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3611 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3612 (set_mem_alias_set): Delete decl from here.
3614 * alias.c (set_mem_alias_set): Delete from here.
3615 * emit-rtl.c (mem_attrs_htab): New variable.
3616 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3617 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3618 (mem_attrs_mark, get_mem_attrs): Likewise.
3619 (gen_rtx_MEM): Clear MEM_ATTRS.
3620 (set_mem_attributes): Move to here.
3621 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3622 (init_emit_once): const_int_htab now deletable htab.
3623 Initialize mem_attrs_htab.
3624 * explow.c (set_mem_attributes): Delete from here.
3625 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3626 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3627 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3628 * reload1.c (reload): Rework changing REG to MEM.
3630 2001-09-30 H.J. Lu <hjl@gnu.org>
3632 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3633 * config.in: Rebuild.
3635 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3637 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3638 ("tsthi_1"): Avoid allocation in register y.
3639 ("*movqi_68hc12"): Reorganize and fix constraints.
3640 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3641 ("addqi3"): Likewise.
3642 ("addhi3"): Fix constraints.
3643 ("*logicalhi3_zexthi"): Disparage soft registers.
3645 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3647 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3650 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3652 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3653 that we use setjmp/longjmp exceptions.
3655 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3657 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3658 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3659 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3660 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3661 (_cpp_extend_buff, BUFF_ROOM): Update.
3662 (_cpp_append_extend_buff): New.
3663 (struct cpp_reader): Remove macro_pool, add a_buff.
3664 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3666 (cpp_destroy): Free a_buff instead of macro_pool.
3667 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3668 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3669 _cpp_pool_alloc, ): Remove.
3670 (parse_number, parse_string): Update use of _cpp_extend_buff.
3671 (_cpp_extend_buff): Update.
3672 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3673 * cpplib.c (glue_header_name, parse_answer):
3674 Update use of _cpp_extend_buff.
3675 (cpp_register_pragma, cpp_register_pragma_space): Use
3677 (do_assert, do_unassert): Check for EOL, update.
3678 * cppmacro.c (stringify_arg, collect_args): Update to use
3679 _cpp_extend_buff and _cpp_append_extend_buff.
3680 (save_parameter, parse_params, alloc_expansion_token,
3681 _cpp_create_definition): Rework memory management.
3683 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3685 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3686 update md_exec_prefix.
3687 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3690 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3692 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3693 (SELECT_CC_MODE): Use s390_select_ccmode.
3694 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3695 * config/s390/s390.c (s390_select_ccmode): New.
3696 (s390_match_ccmode): Add CCLmode.
3697 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3698 (output_branch_condition, output_inverse_branch_condition): Removed.
3699 (print_operand): Use s390_branch_condition_mnemonic.
3700 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3701 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3702 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3704 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3705 when converting conditional branches to far branches.
3706 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3707 cmpint_di): Use CCSmode instead of CCUmode.
3709 * config/s390/s390.c (legitimate_la_operand_p): New.
3710 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3711 * config/s390/s390.md (movsi): Convert load address patterns to
3712 arithmetic operations when necessary.
3713 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3714 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3715 (*do_la_reg_0): Don't use before reload.
3717 * config/s390/s390.c (legitimize_address): Make more efficient
3718 use of two-register addressing mode.
3720 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3721 with -mno-backchain in some corner cases.
3723 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3725 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3727 * reload.c (find_reloads): Mark new USE insns with QImode.
3728 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3729 find_reloads_subreg_address): Likewise.
3730 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3732 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3734 (reload): Make sure there are no USEs with mode other than
3735 VOIDmode. At the end, remove those marked with QImode.
3737 2001-09-29 Per Bothner <per@bothner.com>
3739 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3740 * Makefile.in (includedir): Rename to local_includedir.
3741 (includedir): Define as $(prefix)/include.
3742 * config.in (PREFIX_INCLUDE_DIR): New variable.
3743 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3745 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3747 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3749 * doc/extend.texi (Vector Extensions): New node.
3750 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3751 i386 -mmmx, -msse, -m3dnow.
3753 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3755 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3757 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3759 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3761 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3763 2001-09-28 Richard Henderson <rth@redhat.com>
3765 * varasm.c (assemble_integer): Bound alignment check by
3768 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3770 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3772 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3774 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3776 Mostly from Graham Stott <grahams@redhat.com>
3777 * c-common.c (type_for_mode): Add support for V2SFmode.
3778 * tree.c (build_common_tree_nodes_2): Likewise.
3779 * tree.h (enum tree_index, global_trees): Likewise.
3780 * config/i386/i386.c (x86_3dnow_a): New variable.
3781 (override_options): Support 3Dnow extensions.
3782 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3783 Athlon's version of 3Dnow.
3784 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3785 (ix86_expand_builtin): Handle them.
3786 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3787 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3788 TARGET_3DNOW_A): New macros.
3789 (TARGET_SWITCHES): Add 3Dnow switches.
3790 (VALID_MMX_REG_MODE_3DNOW): New macro.
3791 (VECTOR_MODE_SUPPORTED_P): Use it.
3792 (enum ix86_builtins): Add entries for 3Dnow builtins.
3793 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3794 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3795 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3796 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3797 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3798 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3799 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3800 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3801 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3802 sfence_insn, prefetch): Make these available if TARGET_SSE or
3805 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3807 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3808 ix86_va_start, ix86_build_va_list): Declare.
3809 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3810 ix86_va_start, ix86_build_va_list): New global functions.
3811 * i386.md (sse_prologue_save_insn): New insn.
3812 (sse_prologue_save): New expander.
3813 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3814 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3816 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3818 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3819 Use size_t everywhere, make definitions consistent with
3822 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3824 * gcse.c (replace_store_insn): Use delete_insn.
3825 * loop.c (move_movables): Likewise; avoid delete_insn
3826 from clobbering notes moved elsewhere.
3827 (check_dbra_loop): Use delete_insn.
3828 * ssa.c (convert_from_ssa): Likewise.
3829 * cse.c (cse_insn): Use delete_insn.
3831 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3833 * cpphash.h (struct cpp_buff): Make unsigned.
3834 (_cpp_get_buff): Take length of size_t.
3835 (_cpp_unaligned_alloc): New.
3836 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3837 (struct cpp_reader): Remove ident_pool. Add u_buff.
3838 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3839 (cpp_destroy): Destroy u_buff, not ident_pool.
3840 * cpplex.c (parse_number, parse_string, save_comment,
3841 cpp_token_as_text): Update to use the unaligned buffer.
3842 (new_buff): Make unsigned.
3843 (_cpp_unaligned_alloc): New.
3844 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3845 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3847 (collect_args): Make unsigned.
3849 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3851 * cpplex.c (cpp_output_token): Use a putc loop for
3852 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3854 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3855 * configure, config.in: Regenerate.
3856 * system.h: Replace fwrite and fprintf with their unlocked
3857 variants if available.
3859 2001-09-27 Richard Henderson <rth@redhat.com>
3861 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3862 in favour of .eh_frame.
3864 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3866 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
3868 (LIBCALL_VALUE): Likewise.
3870 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3872 * cpphash.h: Update comment.
3873 * cpplex.c: Update comments.
3874 (_cpp_can_paste): Remove.
3875 * cpplib.h (_cpp_can_paste): Remove.
3876 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
3877 lexer rather than _cpp_can_paste.
3879 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3881 * doc/cppinternals.texi: Update.
3883 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3885 * cpphash.h (struct cpp_pool): Remove locks and locked.
3886 (struct cpp_context): Add member buff.
3887 (struct cpp_reader): Remove member argument_pool.
3888 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3889 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
3890 * cpplex.c (chunk_suitable): Remove pool argument.
3891 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
3892 (new_buff, _cpp_extend_buff): Update.
3893 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
3894 which buffer is returned.
3895 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
3896 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3897 * cppmacro.c (lock_pools, unlock_pools): Remove.
3898 (push_ptoken_context): Take a _cpp_buff.
3899 (enter_macro_context): Pool locking removed.
3900 (replace_args): Use a _cpp_buff for the replacement list with
3902 (push_token_context): Clear buff.
3903 (expand_arg): Use _cpp_pop_context.
3904 (_cpp_pop_context): Free a context's buffer, if any.
3906 2001-09-26 DJ Delorie <dj@redhat.com>
3908 * c-typeck.c (digest_init): Check for sizeless arrays.
3910 2001-09-26 Richard Henderson <rth@redhat.com>
3912 * optabs.c (init_one_libfunc): Create a dummy function type
3913 instead of using error_mark_node.
3915 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3917 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
3918 _cpp_extend_buff, _cpp_free_buff): New.
3919 (struct cpp_reader): New member free_buffs.
3920 * cppinit.c (cpp_destroy): Free buffers.
3921 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
3922 _cpp_extend_buff, _cpp_free_buff): New.
3923 * cpplib.h (struct cpp_options): Remove unused member.
3924 * cppmacro.c (collect_args): New. Combines the old parse_arg
3925 and parse_args. Use _cpp_buff for memory allocation.
3926 (funlike_invocation_p, replace_args): Update.
3928 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3930 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
3932 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
3934 * except.c (sjlj_mark_call_sites): Change address inside sequence.
3936 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
3938 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
3941 2001-09-25 Janis Johnson <janis187@us.ibm.com>
3942 Jim Wilson <wilson@redhat.com>
3944 * doc/install.texi (Specific, ia64-*-linux): Document.
3946 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3948 * Makefile.in (cfgrtl.o): Add.
3949 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3950 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3951 free_aux_for_edge): Declare.
3953 (HAVE_return): Undefine.
3954 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3955 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3956 free_aux_for_edge): New global functions.
3957 (first_delete_block): New static variable.
3958 (init_flow): Clear first_delete_block.
3959 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
3960 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
3961 try_redirect_by_replacing_jump, last_loop_beg_note,
3962 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
3963 delete_insn, delete_insn_chain, create_basic_block_structure,
3964 create_basic_block, flow_delete_block, compute_bb_for_insn,
3965 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
3966 set_block_for_new_insns, split_block, merge_blocks_nomove,
3967 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3968 redirect_edge_and_branch, force_nonfallthru_and_redirect,
3969 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
3970 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
3971 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
3972 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3973 purge_all_dead_edges): Move to ....
3974 * cfgrtl.c: New file; .... Here.
3976 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
3977 (reroder_basic_block): Use alloc_aux_for_blocks.
3978 * predict.c (estimate_bb_frequencies): Likewise; use
3979 alloc_aux_for_edges.
3980 * profile.c (compute_branch_probabilities): Likewise.
3981 (branch_prob): Likewise.
3982 * reg-stack.c (reg_to_stack): Likewise.
3984 * emit-rtl.c (emit_insns_after): Never return NULL.
3986 * basic-block.h (set_block_for_new_insns): Delete.
3987 * cfgrtl.c (set_block_for_new_insns): Delete.
3989 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
3990 calls when crossjumping.
3992 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
3993 * unroll.c (copy_loop_body): Use delete_insn.
3995 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
3996 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
3997 keep_stack_depressed): Likewise.
3998 * gcse.c (cprop_cc0_jump): Likewise.
3999 * local-alloc.c (update_equiv_regs): Likewise.
4000 * loop.c (scan_loop, loop_delete_insns): Likewise.
4001 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
4002 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
4003 delete_output_reload, delete_address_reloads_1,
4004 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
4006 * sibcall.c (replace_call_placeholder): Likewise.
4007 * cse.c (cse_insn): Likewise.
4009 2001-09-25 Bernd Schmidt <bernds@redhat.com>
4011 From Graham Stott <grahams@redhat.com>
4012 (def_builtin): Only define builtins appropriate for target_flags. All
4014 (builtin_decsription): Add new field mask which is used to determine
4015 when to define the builtin via the macro def_builtin.
4017 (bdesc_comi): Initialise new mask fields.
4018 (bdesc_2srg): Likewise.
4019 (bdesc_1arg): Likewise.
4021 * config/i386/i386.c (ix86_init_builtins): Correct return type
4022 building v4hi_ftype_v4hi_int_int tree node.
4023 (ix86_expand_sse_comi): Fix typo swapping operands.
4024 Don't swap comparision condition, it is already swapped.
4025 (ix86_expand_sse_compare): Before swapping operands
4026 move operand 1 into new rtx and not the target rtx.
4027 Don't swap comparison condition, it is already swapped.
4028 Always check whether we need to create a new TARGET.
4030 * config/i386/i386.md: (sse_comi) Fix typos.
4031 (sse_ucomi): Likewise.
4032 (cvtss2si): Fix operand 0 contraint.
4033 (cvttss2si): Likewise.
4034 (sse_unpckhps): Fix mode for operand 2.
4035 (sse_unpcklps): Likewise.
4037 2001-09-25 Graham Stott <grahams@redhat.com>
4039 * sibcall.c (skip_copy_to_return_value): Tighten return value
4042 2001-09-24 David Edelsohn <edelsohn@gnu.org>
4044 * rs6000.c (lwa_operand): Address must be word aligned.
4046 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4048 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
4049 number has been set.
4050 (type_hash_mark): Mark type itself.
4052 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
4054 * c-lex.c (cb_def_pragma): Update.
4055 (c_lex): Update, and skip padding.
4056 * cppexp.c (lex, parse_defined): Update, remove unused variable.
4057 * cpphash.h (struct toklist): Delete.
4058 (union utoken): New.
4059 (struct cpp_context): Update.
4060 (struct cpp_reader): New members eof, avoid_paste.
4061 (_cpp_temp_token): New.
4062 * cppinit.c (cpp_create_reader): Update.
4063 * cpplex.c (_cpp_temp_token): New.
4064 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
4065 (cpp_output_token): Don't print leading whitespace.
4066 (cpp_output_line): Update.
4067 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
4068 do_include_common, do_line, do_ident, do_pragma,
4069 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
4070 parse_assertion): Update.
4071 (get_token_no_padding): New.
4072 * cpplib.h (CPP_PADDING): New.
4073 (AVOID_LPASTE): Delete.
4074 (struct cpp_token): New union member source.
4075 (cpp_get_token): Update.
4076 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
4077 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
4078 replace_args, quote_string, stringify_arg, parse_arg, next_context,
4079 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
4080 _cpp_backup_tokens, _cpp_create_definition): Update.
4081 (push_arg_context): Delete.
4082 (padding_token, push_token_context, push_ptoken_context): New.
4083 (make_string_token, make_number_token): Update, rename.
4084 (cpp_get_token): Update to handle tokens as pointers to const,
4085 and insert padding appropriately.
4086 * cppmain.c (struct printer): New member prev.
4087 (check_multiline_token): Constify.
4088 (do_preprocessing, cb_line_change): Update.
4089 (scan_translation_unit): Update to handle spacing.
4090 * scan-decls.c (get_a_token): New.
4091 (skip_to_closing_brace, scan_decls): Update.
4092 * fix-header.c (read_scan_file): Update.
4094 * doc/cpp.texi: Update.
4096 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4098 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
4099 leak by passing malloc'ed pointer to reconcat, not concat.
4101 2001-09-24 DJ Delorie <dj@redhat.com>
4103 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
4105 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
4107 * flow.c (delete_dead_jumptables): Delete jumptable if the only
4108 reference is from the literal pool.
4110 2001-09-24 Janis Johnson <janis187@us.ibm.com>
4112 * doc/install.texi (Final install): Request additional information
4113 in mail about successful builds.
4115 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4117 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
4118 initial value of return pointer register instead of value in frame-20.
4121 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4123 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
4124 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
4125 the libcall if there isn't a referenced identifier for the symbol.
4127 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4129 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
4130 non 64-bit machines. Use these as a plabel for the trampoline.
4131 (TRAMPOLINE_SIZE): Adjust size for new words.
4132 (INITIALIZE_TRAMPOLINE): Initialize new words.
4133 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
4134 pointer to the plabel in the trampoline.
4136 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4138 * pa.c (function_arg): Pass floating arguments in both general and
4139 floating registers in indirect (dynamic) calls when generating code
4140 for the 32 bit ABI and the HP assembler.
4142 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4144 * doc/install.texi: Markup fixes.
4145 Use Solaris 2, SunOS 4 as appropriate.
4146 (Specific, *-*-solaris2*): Explain this.
4147 Unconditionally warn against /usr/ucb tools.
4148 Remove Sun as warning, obsolete.
4149 Move X11 header bug workaround here, update patches.
4150 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
4151 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
4153 2001-09-23 Zack Weinberg <zack@codesourcery.com>
4155 * errors.h (warning, error, fatal, internal_error): Don't mark
4156 with ATTRIBUTE_PRINTF_n.
4157 * toplev.h (internal_error, fatal_io_error, warning, error,
4158 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
4159 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
4162 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4164 * function.c (pop_function_context_from): var_refs_queue
4165 and temp slots now in GC memory.
4166 (mark_function_status, free_after_compilation): Likewise;
4167 also struct function now in GC memory.
4168 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
4169 (combine_temp_slots): Likewise.
4170 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
4171 (prepare_function_start): Use GC memory for struct function.
4172 (mark_temp_slot): Deleted.
4173 (gcc_mark_struct_function): struct function now in GC memory.
4175 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
4176 code for division, not modulus.
4178 * rtl.def (MEM): Remove obsolete part of comment.
4180 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
4182 * c-format.c (init_function_format_info): Check __builtin_printf
4183 and __builtin_fprintf even if -ffreestanding. Check C99 functions
4186 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4188 * c-common.c (format_attribute_table): Remove decl.
4189 * tree.h (format_attribute_table, lang_attribute_table): New decls.
4190 (lang_attribute_common): Likewise.
4192 * function.c (fix_lexical_address): Use set_mem_alias_set.
4193 (expand_function_start): Likewise.
4194 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
4196 * varasm.c (output_constant): Fix unused variable warning.
4198 * attribs.c: New file, from c-common.c.
4199 (attribute_tables): Now four elements.
4200 (format_attribute_table, lang_attribute_common): New variables.
4201 (init_attributes): Reflect above changes.
4202 (handle_mode_attribute): Delete check for wider than uintmax.
4203 * c-common.c: Delete parts moved to attribs.c.
4204 (enum attrs): Deleted; unused.
4205 (c_format_attribute_table): New variable.
4206 (c_common_lang_init): Initialize format_attribute_table with it.
4207 * c-common.h (decl_attributes): Remove decl.
4208 * tree.h (decl_attribute): Move it to here.
4209 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
4210 (attribs.o): New rule.
4212 2001-09-22 Andreas Jaeger <aj@suse.de>
4214 * builtins.c (c_getstr): Remove unused variable.
4216 2001-09-21 Richard Henderson <rth@redhat.com>
4218 * reload1.c (reload): Use delete_insn instead of splatting
4221 2001-09-21 Richard Henderson <rth@redhat.com>
4223 * reload.c (push_secondary_reload): Don't check for "=" in output
4224 constraint after ""->ALL_REGS check.
4226 2001-09-21 Richard Henderson <rth@redhat.com>
4228 * predict.c (expected_value_to_br_prob): Use pc_set.
4230 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
4231 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
4233 2001-09-21 Richard Henderson <rth@redhat.com>
4235 * rtl.h (LCT_RETURNS_TWICE): New.
4236 * calls.c (emit_call_1): Set current_function_calls_setjmp for
4238 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
4239 to ECF_RETURNS_TWICE.
4240 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
4243 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
4245 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
4246 (JMP_BUF_SIZE): New.
4248 2001-09-21 Richard Henderson <rth@redhat.com>
4250 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
4253 2001-09-21 Richard Henderson <rth@redhat.com>
4255 * tree.def (FDESC_EXPR): New.
4256 * expr.c (expand_expr): Handle it.
4257 * varasm.c (initializer_constant_valid_p): Likewise.
4258 (output_constant): Likewise.
4259 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4260 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4261 (ASM_OUTPUT_FDESC): New.
4262 * doc/tm.texi: Document the new macros.
4264 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4266 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
4267 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
4268 once merging is complete.
4270 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4272 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
4274 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4276 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
4277 that would be invalid after a merge.
4279 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
4281 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
4282 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
4284 (flow_delete_insn): This one.
4285 (delete_insn_chain): Rename from ...; do not care labels.
4286 (flow_delete_insn_chain): ... this one.
4287 (flow_delete_block): Remove the insns one BB has been expunged.
4288 (merge_blocks_nomove): Likewise.
4289 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
4290 updating BB boundaries.
4291 (tidy_fallthru_edge): Likewise.
4292 (commit_one_edge_insertion): Likewise.
4293 * cfgbuild.c (find_basic_block): Likewise.
4294 (find_basic_blocks_1): Likewise.
4295 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
4296 (try_crossjump_to_edge): Likewise.
4297 (try_optimize_cfg): Likewise.
4298 * cse.c (delete_trivially_dead_insns): Likewise.
4299 * df.c (df_insn_delete): Likewise.
4300 * doloop.c (doloop_modify): Use delete_related_insns.
4301 * emit-rtl.c (try_split): Likewise.
4302 (remove_insn): Update BB boundaries.
4303 * expect.c (connect_post_landing_pads): Use delete_related_insns.
4304 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
4305 updating BB boundaries.
4306 (propagate_block_delete_insn): Likewise.
4307 (propagate_block_delete_libcall): Likewise.
4308 * function.c (delete_handlers): Use delete_related_insns.
4309 (thread_prologue_and_epilogue_insns): Likewise.
4310 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
4311 * genpeep.c (gen_peephole): Use delete_related_insns.
4312 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
4314 (find_cond_trap): Likewise.
4315 * integrate.c (save_for_inline): Use delete_related_insns.
4316 (copy_insn_list): Likewise.
4317 * jump.c (pruge_linie_number_notes): Likewise.
4318 (duplicate_loop_exit_test): Likewise.
4319 (delete_computation): Likewise.
4320 (delete_related_insn): Rename from ...; use delete_insn
4321 (delete_insn): ... this one.
4322 (redirect_jump): Use delete_related_insns.
4323 * loop.c (scan_loop): Likewise.
4324 (move_movables): Likewise.
4325 (find_and_verify_loops): Likewise.
4326 (check_dbra_loop): Likewise.
4327 * recog.c (peephole2_optimize): Likewise.
4328 * reg-stack.c (delete_insn_for_stacker): Remove.
4329 (move_for_stack_reg): Use delete_insn.
4330 * regmove.c (combine_stack_adjustments_for_block): Likewise.
4331 * reload1.c (delete_address_reloads): Use delete_related_insns.
4332 (fixup_abnormal_edges): Use delete_insn.
4333 * recog.c (emit_delay_sequence): Use delete_related_insns.
4334 (delete_from-delay_slot): Likewise.
4335 (delete_scheduled_jump): likewise.
4336 (optimize_skip): Likewise.
4337 (try_merge_delay_insns): Likewise.
4338 (full_simple_delay_slots): Likewise.
4339 (fill_slots_from_thread): Likewise.
4340 (relax_delay_slots): Likewise.
4341 (make_return_insns): Likewise.
4342 (dbr_schedule): Likewise.
4343 * rtl.h (delete_insn): Rename to delete_related_insns.
4344 (delete_insn, delete_insn_chain): New prototypes.
4345 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
4346 by df_insn_delete already.
4347 * ssa-dce.c (delete_insn_bb): Use delete_insn.
4348 * ssa.c (convert_from_ssa): Use delete_related_insns.
4349 * unroll.c (unroll_loop): Likewise.
4350 (calculate_giv_inc): Likewise.
4351 (copy_loop_body): Likewise.
4353 * i386-protos.h (ix86_libcall_value, ix86_function_value,
4354 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4355 ix86_return_in_memory, ix86_function_value): Declare.
4356 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
4357 new static valurables.
4358 (x86_64_reg_class): New enum
4359 (x86_64_reg_class_name): New array.
4360 (classify_argument, examine_argument, construct_container,
4361 merge_classes): New static functions.
4362 (optimization_options): Enable flag_omit_frame_pointer and disable
4363 flag_pcc_struct_return on 64bit.
4364 (ix86_libcall_value, ix86_function_value,
4365 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4366 ix86_return_in_memory, ix86_function_value): New global functions.
4367 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
4368 (function_arg_advance): Handle x86_64 passing conventions.
4369 (function_arg): Likewise.
4370 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
4371 (RETURN_IN_MEMORY): Move offline.
4372 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
4373 (FUNCTION_VALUE_REGNO_P): New macro.
4374 (FUNCTION_ARG_REGNO_P): Move offline.
4375 (struct ix86_args): Add maybe_vaarg.
4376 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
4377 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
4379 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
4381 * s390.md: Changed attributes for scheduling.
4382 * s390.c: (s390_adjust_cost, s390_adjust_priority)
4385 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
4387 Table-driven attributes.
4388 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
4389 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
4390 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
4391 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
4392 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
4393 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
4394 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
4395 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
4396 * tree.h (struct tree_decl): Change machine_attributes to
4398 * doc/c-tree.texi: Document that all attributes are now attached
4400 * c-common.c (add_attribute, attrtab, attrtab_idx,
4401 default_valid_lang_attribute, valid_lang_attribute): Remove.
4402 (attribute_tables, attributes_initialized,
4403 c_common_attribute_table, default_lang_attribute_table): New
4405 (handle_packed_attribute, handle_nocommon_attribute,
4406 handle_common_attribute, handle_noreturn_attribute,
4407 handle_unused_attribute, handle_const_attribute,
4408 handle_transparent_union_attribute, handle_constructor_attribute,
4409 handle_destructor_attribute, handle_mode_attribute,
4410 handle_section_attribute, handle_aligned_attribute,
4411 handle_weak_attribute, handle_alias_attribute,
4412 handle_no_instrument_function_attribute,
4413 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
4414 handle_no_limit_stack_attribute, handle_pure_attribute): New
4416 (init_attributes, decl_attributes): Rewrite to implement
4417 table-driven attributes.
4418 * c-common.h (enum attribute_flags): Move to tree.h.
4419 * c-format.c (decl_handle_format_attribute,
4420 decl_handle_format_arg_attribute): Rename to
4421 handle_format_attribute and handle_format_arg_attribute. Update
4422 for table-driven attributes.
4423 * c-common.h (decl_handle_format_attribute,
4424 decl_handle_format_arg_attribute): Remove prototypes.
4425 (handle_format_attribute, handle_format_arg_attribute): Add
4427 * c-decl.c (grokdeclarator): Handle attributes nested inside
4429 * c-parse.in (setattrs, maybe_setattrs): Remove.
4430 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4431 Update to handle nested attributes properly.
4432 (maybe_resetattrs, after_type_declarator,
4433 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4434 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4436 (make_pointer_declarator): Update to handle nested attributes
4438 * doc/extend.texi: Update documentation of limits of attributes
4439 syntax. Warn about problems with attribute semantics in C++.
4440 * target.h (struct target): Remove valid_decl_attribute and
4441 valid_type_attribute. Add attribute_table and
4442 function_attribute_inlinable_p.
4443 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4444 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4445 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4447 (TARGET_INITIALIZER): Update.
4448 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4450 (function_attribute_inlinable_p): New function. Check for the
4451 presence of any machine attributes before using
4452 targetm.function_attribute_inlinable_p.
4453 (function_cannot_inline_p): Update.
4454 * Makefile.in (integrate.o): Update dependencies.
4455 * doc/tm.texi: Update documentation of target attributes and
4456 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4457 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4459 (default_target_attribute_table,
4460 default_function_attribute_inlinable_p): New.
4461 (lookup_attribute): Update comment to clarify handling of multiple
4462 attributes with the same name.
4463 (merge_attributes, attribute_list_contained): Allow multiple
4464 attributes with the same name but different arguments to appear in
4465 the same attribute list.
4466 * tree.h (default_valid_attribute_p): Remove prototype.
4467 (struct attribute_spec): New.
4468 (default_target_attribute_table): Declare.
4469 (enum attribute_flags): Move from c-common.h. Add
4470 ATTR_FLAG_TYPE_IN_PLACE.
4471 (default_function_attribute_inlinable_p): Declare.
4472 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4473 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4474 (TARGET_ATTRIBUTE_TABLE): Define.
4475 (vms_attribute_table): New.
4476 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4477 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4478 (TARGET_ATTRIBUTE_TABLE): Define.
4479 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4480 * config/arm/arm.c (arm_valid_type_attribute_p,
4481 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4483 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4485 (TARGET_ATTRIBUTE_TABLE): Define.
4486 (arm_attribute_table, arm_handle_fndecl_attribute,
4487 arm_handle_isr_attribute): New.
4488 * config/avr/avr.c (avr_valid_type_attribute,
4489 avr_valid_decl_attribute): Remove.
4490 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4492 (TARGET_ATTRIBUTE_TABLE): Define.
4493 (avr_attribute_table, avr_handle_progmem_attribute,
4494 avr_handle_fndecl_attribute): New.
4495 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4496 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4497 (TARGET_ATTRIBUTE_TABLE): Define.
4498 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4499 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4500 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4501 (TARGET_ATTRIBUTE_TABLE): Define.
4502 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4503 h8300_handle_eightbit_data_attribute,
4504 h8300_handle_tiny_data_attribute): New.
4505 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4506 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4508 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4510 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4511 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4513 (TARGET_ATTRIBUTE_TABLE): Define.
4514 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4515 ix86_handle_regparm_attribute): New.
4516 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4517 i386_pe_valid_type_attribute_p): Remove.
4518 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4519 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4520 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4521 (TARGET_ATTRIBUTE_TABLE): Define.
4522 (ia64_attribute_table): New.
4523 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4524 interrupt_ident2, model_ident1, model_ident2): Remove.
4525 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4526 (TARGET_ATTRIBUTE_TABLE): Define.
4527 (init_idents): Update.
4528 (m32r_attribute_table, m32r_handle_model_attribute): New.
4529 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4531 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4532 (TARGET_ATTRIBUTE_TABLE): Define.
4533 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4534 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4535 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4536 (TARGET_ATTRIBUTE_TABLE): Define.
4537 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4538 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4539 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4540 (TARGET_ATTRIBUTE_TABLE): Define.
4541 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4542 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4543 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4544 (TARGET_ATTRIBUTE_TABLE): Define.
4545 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4546 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4547 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4548 (TARGET_ATTRIBUTE_TABLE): Define.
4549 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4550 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4552 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4554 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4555 (TARGET_ATTRIBUTE_TABLE): Define.
4556 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4558 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4559 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4560 (TARGET_ATTRIBUTE_TABLE): Define.
4561 (v850_attribute_table, v850_handle_interrupt_attribute,
4562 v850_handle_data_area_attribute): New.
4563 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4564 Return void. Call decl_attributes instead of
4565 valid_machine_attribute.
4567 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4569 * sh-protos.h (sh_pr_n_sets): Declare.
4570 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4571 look at the copy to determine if PR needs to be saved.
4572 sh_pr_n_sets: New function.
4573 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4574 (ALLOCATE_INITIAL_VALUE): Define.
4576 * sh.c (initial_elimination_offset):
4577 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4579 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4581 * integrate.c (allocate_initial_values): New function.
4582 * integrate.h (allocate_initial_values): Declare.
4583 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4585 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4587 * toplev.c (rest_of_compilation): To here.
4588 Call allocate_initial_values.
4589 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4591 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4593 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4595 2001-09-20 DJ Delorie <dj@redhat.com>
4597 * c-typeck.c (really_start_incremental_init): Discriminate
4598 between zero-length arrays and flexible arrays.
4599 (push_init_level): Detect zero-length arrays and handle them
4600 like fixed-sized arrays.
4601 * expr.c (store_constructor): Handle zero-length arrays and
4602 flexible arrays correctly.
4603 * doc/extend.texi: Update zero-length array notes.
4605 2001-09-20 Jim Wilson <wilson@redhat.com>
4607 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4608 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4609 for issue port conflicts.
4610 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4612 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4614 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4617 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4619 * fold-const.c (hashtab.h): Include.
4620 (int_const_binop): Remove FORSIZE arg and compute from type; all
4622 Call size_int_type_wide for all single-word constants.
4623 (size_htab_hash, size_htab_eq): New functions.
4624 (size_int_type_wide): Rework to use hash table.
4625 * ggc-common.c (hashtab.h): Include.
4626 (struct d_htab_root): New struct.
4627 (d_htab_roots): New variable.
4628 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4629 (ggc_mark_roots): Handle deletable htabs.
4630 * ggc-page.c (ggc_marked_p): New function.
4631 * ggc-simple.c (ggc_marked_p): Likewise.
4632 * ggc.h: Reformatting throughout.
4633 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4634 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4635 (type_hash_add): Allocate struct type_hash from GC memory.
4636 (mark_hash_entry, mark_type_hash): Deleted.
4637 (type_hash_marked_p, type_hash_mark): New functions.
4638 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4640 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4642 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4645 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4647 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4648 array-too-large test for signed sizetype.
4650 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4652 * i386.md (indirect_jump): Allow Pmode operand.
4653 (tablejump): LIkewise; perform expansion to 64bit mode.
4654 * i386.c (symbolic_operand): Allow 64bit PIC references.
4655 (pic_symbolic_operand): Likewise.
4656 (ix86_find_base_term): Strip the 64bit PIC references.
4657 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4658 (legitimize_pic_address): Likewise.
4659 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4660 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4662 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4664 * stringpool.c (get_identifier_with_length): New function.
4665 * tree.h (get_identifier_with_length): New prototype.
4667 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4668 David Edelsohn <edelsohn@gnu.org>
4671 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4672 already sign-extended.
4674 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4675 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4677 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4678 (output_profile_hook): Declare label_name const.
4679 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4680 to match constraints.
4682 2001-09-19 Stan Shebs <shebs@apple.com>
4684 * alias.c: Fix typos in comments.
4685 * sched-rgn.c (init_ready_list): Ditto.
4686 * unwind-dw2.c (uw_frame_state_for): Ditto.
4687 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4688 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4689 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4691 2001-09-19 Richard Henderson <rth@redhat.com>
4693 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4695 * Makefile.in (cfg.o): Depend on TM_P_H.
4697 2001-09-19 Richard Henderson <rth@redhat.com>
4699 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4700 (local_symbolic_operand): ... here.
4701 (small_symbolic_operand): Check mode.
4702 (global_symbolic_operand): New.
4703 (input_operand): Reject symbolics if explicit relocs.
4704 (call_operand): Tidy.
4705 (alpha_legitimize_address): Use movdi_er_high_g.
4706 (alpha_expand_mov): Likewise.
4707 * config/alpha/alpha-protos.h: Update.
4708 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4709 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4710 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4711 (UNSPECV_LDGP2): Remove.
4712 (all call patterns): Use 's' not 'i' for symbolic constraint.
4713 (call_osf call_value_osf): Use call_operand.
4714 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4715 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4716 (prologue_ldgp_1_er): Remove.
4717 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4718 (builtin_setjmp_receiver_er patterns): Use them.
4719 (exception_receiver_er): Likewise.
4721 2001-09-19 Richard Henderson <rth@redhat.com>
4723 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4725 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4726 and NON_LOCAL_GOTO notes.
4727 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4728 copy over CALL_INSN_FUNCTION_USAGE.
4730 2001-09-18 Catherine Moore <clm@redhat.com>
4732 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4735 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4737 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4738 new-style tm_file specification. Specify correct tm_p_file,
4739 md_file, and out_file for s390x.
4741 * config/s390/linux.h, linux64.h: Don't include other target
4742 macro header files. Now handled via tm_file.
4744 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4745 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4746 are defined before use.
4748 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4750 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4751 code generation only for Gnu assembler.
4753 2001-09-18 Catherine Moore <clm@redhat.com>
4755 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4757 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4759 * config/mips/mips.c (mips_frame_set): New.
4760 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4761 a parallel frame-related expression with a set for each register.
4763 2001-09-18 Philip Blundell <philb@gnu.org>
4765 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4768 2001-09-17 Dale Johannesen <dalej@apple.com>
4770 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4771 * config/rs6000/aix.h (FIXED_R2): Define.
4772 * config/rs6000/darwin.h (FIXED_R2): Define.
4773 * config/rs6000/sysv4.h (FIXED_R2): Define.
4775 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4777 * except.c (dw2_build_landing_pads): New local
4778 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4779 barrier after clobbers. Fixes c++/4012.
4781 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4783 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4785 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4787 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4788 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4790 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4792 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4795 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4797 * cpphash.h (_cpp_lex_direct): New.
4798 * cpplex.c (_cpp_lex_token): Update.
4799 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4800 and increment that pointer.
4801 * cppmacro.c (alloc_expansion_token): New.
4802 (lex_expansion_token): Lex macro expansion directly into
4805 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4807 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4809 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4811 * basic-block.h (free_bb_for_insn): Declare.
4812 * bb-reorder.c (label_for_bb): Use block_label.
4813 (emit_jump_to_block_after): Remove.
4814 (insert_intra_1): Do not update block_for_insn.
4815 (insert_inter_bb_scope_notes): Likewise; update bb->end
4816 * cfg.c (free_bb_for_insn): New.
4817 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4818 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4819 (commit_one_edge_insertion): Likewise.
4820 (commit_one_edge_insertion): Do not update BB boundary.
4821 (commit_edge_insertions): Do not call compute_bb_for_insn.
4822 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4823 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4824 (merge_blocks_move_successor_nojumps): Likewise.
4825 (try_crossjump_to_edge): Do not update block_for_insn.
4826 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4827 * df.c (df_pattern_emit_later): Do not update BB boundary.
4828 (df_jump_pattern_emit_after): Likewise.
4829 (df_insn_move_before): Use emit_insn_before.
4830 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4832 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4833 boundaries and basic_block_for_insn.
4834 (reorder_insns_nobb): Rename from reorder_insns.
4835 (reorder_insns): New.
4836 (emit_block_insn_before, emit_block_insn_after): Kill.
4837 * flow.c (check_function_return_warnings): Do not call
4838 compute_bb_for_insn; Do not free basic_block_for_insn.
4839 (attempt_auto_inc): Do not update basic_block_for_insn.
4840 * function.c (emit_return_into_block): Likewise;
4841 do not update BB boundaries.
4842 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4843 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4844 (pre_insert_copy_insn): Likewise.
4845 (update_ld_motion_notes): Likewise.
4846 (insert_insn_start_bb): Likewise.
4847 (replace_store_insn): Likewise.
4848 * ifcvt.c (noce_process_if_block): Likewise.
4849 (if_convert): Do not call compute_bb_for_insn.
4850 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4851 Use emit_insn_before and emit_insn_after.
4852 * recog.c (split_all_insns): Do not update BB boundaries;
4853 Do not call compute_bb_for_insn.
4854 (peephole2_optimize): Do not update BB boundaries.
4855 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4857 (emit_swap_insn): Likewise.
4858 (convert_regs_1): Likewise.
4859 * reload1.c (reload): Call compute_bb_for_insn.
4860 * rtl.h (reorder_insns_nobb): Declare.
4861 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4862 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4863 at places CFG is invalidated; do not call compute_bb_for_insn.
4865 * cfg.c (expunge_block): Invalidate BB structure.
4867 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
4870 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
4872 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4874 * cpphash.h (_cpp_lex_token): Update prototype.
4875 * cpplex.c (_cpp_lex_token): New prototype.
4876 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
4877 lex_macro_node, read_flag, do_pragma_poison): Update.
4878 * cppmacro.c (cpp_get_token, parse_params,
4879 lex_expansion_token): Update.
4881 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4883 * cppmain.c (scan_translation_unit): Don't worry about
4884 putting a space after hashes.
4885 * cpplib.c (directive_diagnostics): New.
4886 (_cpp_handle_directive): Update to use directive_diagnostics.
4887 (run_directive): Don't toggle prevent_expansion.
4888 (do_line): Backup in case of the line extension.
4889 * cpplib.h (cpp_lexer_pos): Remove.
4890 * cppmacro.c (_cpp_create_definition): Precede a leading #
4893 2001-09-15 Richard Henderson <rth@redhat.com>
4895 * c-typeck.c (comptypes): Handle zero-length arrays properly.
4897 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4899 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
4901 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4903 PR preprocessor/3571
4904 * tradcpp.c (handle_directive): Skip non-vertical space.
4906 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4908 * cppmain.c (setup_callbacks): Set line callback only
4909 if outputting preprocessed source.
4911 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4913 * collect2.c (main): Const-ification.
4914 * gcc.c (translate_options, process_command): Use xstrdup in
4915 lieu of xmalloc/strcpy.
4916 (main): Use concat in lieu of xmalloc/strcpy/strcat.
4918 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4920 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
4923 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4925 * scan-decls.c (scan_decls): Fix typo.
4927 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4929 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
4930 Split mlstring_pos into mls_line and mls_col.
4931 * cppinit.c (cpp_create_reader): Initialize line to 1.
4932 (cpp_destroy): Free tokenruns.
4933 (push_include): Don't update lexer_pos.
4934 * cpplex.c (unterminated, parse_string): Update.
4935 (lex_token): Don't update lexer_pos, update.
4936 * cpplib.c (if_stack): Save line instead of line + col.
4937 (start_directive, _cpp_do__Pragma, do_else, do_elif,
4938 push_conditional, _cpp_pop_buffer): Update.
4939 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
4940 (_cpp_create_definition): Update.
4942 2001-09-15 Eric Christopher <echristo@redhat.com>
4944 * config/mips/abi64.h: Add support for MEABI.
4946 2001-09-15 Eric Christopher <echristo@redhat.com>
4948 * config/mips/mips.md: Add unspec #2.
4950 (reload_outdi): Ditto.
4951 (reload_outsi): Ditto.
4954 2001-09-15 Eric Christopher <echristo@redhat.com>
4955 Jason Eckhardt <jle@redhat.com>
4957 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
4958 * config/mips/isa32-linux.h: New file.
4959 * config/mips/isa3264.h: Ditto.
4960 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
4961 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
4962 (output_block_mode): Support MEABI.
4963 (function_arg): Ditto. Fix floating point arg passing.
4964 (mips_va_start): Ditto.
4965 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
4967 (mips_asm_file_start): Add new section to pass abi to gdb.
4968 (function_arg_pass_by_reference): Support MEABI.
4969 (mips_parse_cpu): Support mips32 and mips64 processors.
4970 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
4971 TARGET_MIPS5KC. Support isa32 and isa64.
4972 (processor_type): Add r4kc, r5kc, r20kc.
4973 (GENERATE_MULT3_SI): New.
4974 (GENERATE_MULT3_DI): Ditto.
4975 (GENERATE_MULT3): Remove.
4976 (ISA_HAS_64BIT_REGS): Add isa == 64.
4977 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
4978 (ISA_HAS_MADD_MSUB): New.
4979 (ISA_HAS_CLZ_CLO): Ditto.
4980 (ISA_HAS_DCLZ_DCLO): Ditto.
4981 (ABI_GAS_ASM_SPEC): New.
4982 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
4985 (SUBTARGET_CC1_SPEC): Ditto.
4986 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
4987 (PAD_VARARGS_DOWN): Support MEABI.
4988 (HARD_REGNO_NREGS): Move to mips.c.
4989 (ASM_OUTPUT_IDENT): Add #undef.
4990 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
4991 (mulsi3): Use GENERATE_MULT3_SI.
4992 (mulsi3_mult3): Ditto. Support mips32, mips64.
4993 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
4994 (mul_sub_si): New pattern.
4995 (unnamed splitters): New.
4996 (muldi3): Use GENERATE_MULT3_DI.
4997 (muldi3_internal2): Ditto.
4998 (movdicc): Support mips32.
4999 * config/mips/t-isa3264: New file.
5001 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
5003 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
5004 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
5005 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
5007 * reorg.c (fill_slots_from_thread): After call to
5008 steal_delay_list_from_target, update own_thread as new_thread may
5011 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
5013 * cpperror.c (print_location): Take line and column, for
5014 default positioning use the previously lexed token.
5015 (_cpp_begin_message): Take line and column.
5016 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
5017 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
5018 * cpphash.h (_cpp_begin_message): Update prototype.
5019 * cppinit.c (push_include): Don't set output line.
5020 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
5021 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
5022 (do_pragma): Kludge for front ends. Don't expand macros at all.
5023 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
5024 (struct cpp_token): Remove output_line.
5025 (struct cpp_callbacks): New member line_change.
5026 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
5027 cpp_get_token): Preserve BOL flag.
5028 (cpp_get_line): Remove.
5029 (_cpp_backup_tokens): Remove useless abort().
5030 * cppmain.c (cb_line_change): New.
5031 (scan_translation_unit): Don't worry about starting new lines here.
5032 * scan-decls.c (scan_decls): Update.
5033 * c-lex.c (c_lex, init_c_lex): Update.
5034 (cb_line_change, src_lineno): New.
5036 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
5038 * tree.c (append_random_chars): Generate the random
5039 characters in a reproducable fashion.
5041 2001-09-14 Richard Henderson <rth@redhat.com>
5043 * config/i386/i386.c (internal_label_prefix): New.
5044 (internal_label_prefix_len): New.
5045 (override_options): Set them.
5046 (local_symbolic_operand): New.
5047 (legitimate_pic_address_disp_p): Use it.
5048 (legitimize_pic_address): Likewise.
5050 2001-09-14 Marc Espie <espie@openbsd.org>
5052 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
5055 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5057 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
5058 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
5060 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
5062 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
5063 invocation of SUBREG_REGNO_OFFSET.
5065 * haifa-sched.c: Fix typo in FSF copyright statement.
5066 * sched-deps.c: Fix typo in FSF copyright statement.
5067 * sched-ebb.c: Fix typo in FSF copyright statement.
5068 * sched-rgn.c: Fix typo in FSF copyright statement.
5069 * sched-vis.c: Fix typo in FSF copyright statement.
5071 * config.gcc: Move inclusion of arm elf specific header files
5072 from the files themselves into the tm_file variable. Make
5073 sure that elfos.h is included before target specific elf
5075 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
5077 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
5078 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
5079 ASM_OUTPUT_CASE_LABEL): Protect definition.
5080 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
5081 not already defined.
5082 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
5083 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
5084 Remove duplicate definition.
5085 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
5086 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
5087 (RDATA_SECTION_FUNCTION): Remove redundant definition.
5088 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
5089 Remove inclusion of arm/elf.h.
5090 * config/arm/unknown-elf.h: as for conix-elf.h.
5091 (STARTFILE_SPEC): Include crti.o and crtn.o.
5092 * config/arm/linux-elf.h: as for conix-elf.h.
5093 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
5094 * config/arm/strongarm-elf.h: Remove inclusion of
5096 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
5097 * config/arm/unknown-elf-oabi.h: Remove inclusion of
5098 unknown-elf.h and elf.h.
5099 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
5100 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
5101 ASM_WEAKEN_LABEL): Remove redundant definition.
5102 * config/arm/elf.h: Test for inclusion of elfos.h
5103 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
5104 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
5105 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
5106 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
5107 redundant definition.
5108 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
5109 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
5110 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
5111 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
5112 Add rules to build crti.o and crtn.o
5113 * crti.asm: New file.
5114 * crtn.asm: New file.
5116 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
5118 * c-parse.in (_yylex): Use _cpp_backup_tokens.
5119 * cpphash.h (struct tokenrun): Add prev.
5120 (struct lexer_state): Remove bol.
5121 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
5122 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
5124 * cppinit.c (cpp_create_reader): Don't set bol.
5125 (cpp_destroy): Don't free lookaheads.
5126 * cpplex.c (lex_directive): Remove.
5127 (next_tokenrun): Update.
5128 (_cpp_lex_token): Clean up logic.
5129 (lex_token): Update to return a pointer to lexed token, since it
5130 can move to the start of the buffer. Simpify newline handling.
5131 * cpplib.c (SEEN_EOL): Update.
5132 (skip_rest_of_line): Remove lookahead stuff.
5133 (end_directive): Line numbers are already incremented. Revert
5134 to start of lexed token buffer if we can.
5135 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
5136 parse_answer): Use _cpp_backup_tokens.
5137 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
5138 instead. Don't check for EOL.
5139 (do_include_common, do_line, do_pragma_system_header): Use
5141 * cpplib.h (BOL, _cpp_backup_tokens): New.
5142 * cppmacro.c (save_lookahead_token, take_lookahead_token,
5143 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
5144 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
5145 (builtin_macro): Don't use cpp_get_line.
5146 (cpp_get_line): Short term kludge.
5147 (parse_arg): Handle directives in arguments here. Back up when
5148 appropriate. Store EOF at end of argument list.
5149 (funlike_invocation_p): Use _cpp_backup_tokens.
5150 (push_arg_context): Account for EOF at end of list.
5151 (cpp_get_token): Remove lookahead stuff. Update.
5153 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5155 * c-parse.in (yyerror): Const-ification and/or static-ization.
5156 * c-typeck.c (push_member_name): Likewise.
5157 * collect2.c (main): Likewise.
5158 * dbxout.c (dbxout_parms): Likewise.
5159 * diagnostic.c (format_with_decl): Likewise.
5160 * dwarf2out.c (output_ranges): Likewise.
5161 * dwarfout.c (fundamental_type_code): Likewise.
5162 * except.c (dw2_output_call_site_table): Likewise.
5163 * gcc.c (do_spec_1): Likewise.
5164 * genopinit.c (optabs): Likewise.
5165 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
5166 gen_declaration_1, handle_impent): Likewise.
5167 * protoize.c (default_include, in_system_include_dir, abspath):
5169 * sched-vis.c (visualize_stall_cycles): Likewise.
5170 * sdbout.c (plain_type_1, sdbout_end_function,
5171 sdbout_end_epilogue): Likewise.
5172 * varasm.c (decode_reg_name): Likewise.
5174 * 1750a.c (mod_regno_adjust): Likewise.
5175 * alpha.c (alpha_write_one_linkage,
5176 unicosmk_output_default_externs): Likewise.
5177 * arm.c (arm_condition_codes): Likewise.
5178 * arm.h (arm_condition_codes): Likewise.
5179 * avr.c (output_movsisf, encode_section_info): Likewise.
5180 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
5182 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5183 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5184 * m88k.c (output_function_profiler): Likewise.
5185 * mips.c (mips_output_conditional_branch): Likewise.
5186 * ns32k.c (ns32k_out_reg_names): Likewise.
5187 * ns32k.h (ns32k_out_reg_names): Likewise.
5188 * pj.c (pj_output_rval): Likewise.
5189 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
5190 * sparc.c (sparc_flat_function_prologue,
5191 sparc_flat_function_epilogue): Likewise.
5193 2001-09-13 Markus Werle <numerical.simulation@web.de>
5194 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5196 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
5197 Aachen University of Technology".
5199 2001-09-13 Andreas Schwab <schwab@suse.de>
5201 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
5204 2001-09-13 Richard Henderson <rth@redhat.com>
5206 * config/alpha/alpha.c (small_symbolic_operand): New.
5207 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
5208 (some_operand, input_operand): Don't handle HIGH.
5209 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
5210 (alpha_expand_mov): Likewise.
5211 (print_operand) [H]: Just print HIGH symbol.
5212 (print_operand_address): Handle small data.
5213 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
5214 (TARGET_SWITCHES): Add -msmall-data/large-data.
5215 (PIC_OFFSET_TABLE_REGNUM): New.
5216 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
5217 (PREDICATE_COES): Update.
5218 * config/alpha/alpha.md (adddi_er_high): New.
5219 (adddi_er_low): Handle small data.
5220 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
5221 prefer .sdata to .rodata.
5222 (SELECT_RTX_SECTION): Likewise.
5224 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
5226 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
5227 defining __size_t and leaving size_t undefined.
5229 2001-09-12 Diego Novillo <dnovillo@redhat.com>
5231 * basic-block.h (expunge_block): Declare.
5232 * cfg.c (expunge_block): Remove static declaration.
5234 2001-09-12 Richard Henderson <rth@redhat.com>
5236 * integrate.c (copy_insn_list): Copy label name from
5237 NOTE_INSN_DELETED_LABEL.
5239 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5241 * c-common.c (c_tree_code_name): Const-ification.
5242 * c-decl.c (c_decode_option): Likewise.
5243 * c-typeck.c (warn_for_assignment): Likewise.
5244 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
5246 * cppinit.c (output_deps): Likewise.
5247 * dependence.c (dependence_string, direction_string): Likewise.
5248 * dwarf2out.c (output_ranges): Likewise.
5249 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
5250 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
5251 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
5252 standard_startfile_prefix, standard_startfile_prefix_1,
5253 standard_startfile_prefix_2, tooldir_base_prefix,
5254 standard_bindir_prefix, find_a_file): Likewise.
5255 * genattrtab.c (make_length_attrs): Likewise.
5256 * gencheck.c (tree_codes): Likewise.
5257 * genemit.c (gen_split): Likewise.
5258 * genrecog.c (special_mode_pred_table): Likewise.
5259 * graph.c (graph_ext): Likewise.
5260 * protoize (default_include): Likewise.
5261 * reload.c (reload_when_needed_name): Likewise.
5262 * sched-vis.c (visualize_stall_cycles): Likewise.
5263 * tlink.c (recompile_files): Likewise.
5264 * toplev.c (decode_g_option): Likewise.
5265 * tradcpp.c (output_deps): Likewise.
5266 * varasm.c (decode_reg_name): Likewise.
5268 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
5271 * avr.c (avr_regnames, encode_section_info): Likewise.
5272 * c4x.c (float_reg_names): Likewise.
5273 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
5274 * elfos.h (const_section): Likewise.
5275 * i386.c (ix86_comp_type_attributes): Likewise.
5276 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
5277 * ia64/aix.h (UNIQUE_SECTION): Likewise.
5278 * ia64.c (type_names): Likewise.
5279 * m68hc11.c (reg_class_names): Likewise.
5280 * m88k.c (m_options): Likewise.
5281 * mips.c (mips_output_conditional_branch, mips_unique_section):
5283 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5284 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
5285 ultra_code_names): Likewise.
5286 * sparc.h (OVERRIDE_OPTIONS): Likewise.
5288 2001-09-12 Jakub Jelinek <jakub@redhat.com>
5290 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
5291 Use --fatal-warnings option for gas.
5292 * configure: Rebuilt.
5294 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5296 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
5298 2001-09-11 Jim Wilson <wilson@redhat.com>
5300 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
5302 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5304 * builtins.c (c_strlen): Treat an offset too large for a
5305 HOST_WIDE_INT as out of range.
5307 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
5309 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
5310 (EDGE_CRITICAL_P): New predicate.
5311 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
5313 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
5314 (dump_edge_info): Remove "crit".
5315 * cfganal.c (mark_critical_edges): Kill.
5316 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
5317 * cfgcleanup.c (cleanup_cfg): Likewise.
5318 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
5319 (find_spanning_tree): Likewise.
5320 * reg-stack.c (convert_regs_1): Likewise.
5321 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
5323 * basic-block.h (create_basic_block_structure): New.
5324 (create_basic_block): Update prototype.
5325 (force_nonfallthru): New.
5326 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
5327 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
5328 handle updating of block_for_insn, creating of empty BBs and BBs at
5329 the end of INSN chain.
5330 (create_basic_block): New function.
5331 (split_block): Use create_basic_block.
5332 (force_nonfallthru_and_redirect): Break out from ...; cleanup
5333 (redirect_edge_and_branch_force): ... here.
5334 (force_nonfallthru): New.
5335 (split_edge): Rewrite to use force_nonfallthru and create_block.
5336 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
5337 (find_basic_blocks): Free basic_block_for_insn.
5338 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
5340 * cfg.c: Fix formating.
5341 * cfgcleanup.c: Fix formating.
5342 (merge_blocks, tail_recursion_label_p): Return bool.
5343 (merge_blocks_move_predecessor_nojumps,
5344 merge_blocks_move_successor_nojumps): Return void.
5346 2001-09-11 Jakub Jelinek <jakub@redhat.com>
5348 * configure.in: Check whether assembler supports section merging.
5349 * config.in: Rebuilt.
5350 * configure: Rebuilt.
5351 * varasm.c (variable_section, output_constant_pool): Pass alignment
5352 to SELECT_SECTION and SELECT_RTX_SECTION.
5353 (mergeable_string_section): New.
5354 (mergeable_constant_section): New.
5355 (default_elf_asm_named_section): Output SECTION_MERGE and
5356 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5357 * output.h (mergeable_string_section): New.
5358 (mergeable_constant_section): New.
5359 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
5360 * toplev.c (flag_merge_constants): New.
5361 (f_options): Add -fmerge-constants and -fmerge-all-constants
5363 (toplev_main): Default to -fno-merge-constants if not optimizing.
5364 * flags.h (flag_merge_constants): Add extern.
5365 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
5366 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
5368 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
5369 Define if assembler has working .subsection -1 support.
5370 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
5371 Put constant into special SHF_MERGE sections if the linker should
5372 attempt to merge duplicates.
5373 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
5375 Put constant into special SHF_MERGE sections if the linker should
5376 attempt to merge duplicates.
5377 * config/alpha/elf.h: Likewise.
5378 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
5379 has working .subsection -1 support.
5380 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
5382 * config/svr3.h: Likewise.
5383 * config/darwin.h: Likewise.
5384 * config/arm/aof.h: Likewise.
5385 * config/arm/linux-elf.h: Likewise.
5386 * config/avr/avr.h: Likewise.
5387 * config/c4x/c4x.h: Likewise.
5388 * config/d30v/d30v.h: Likewise.
5389 * config/i386/dgux.h: Likewise.
5390 * config/i386/osfrose.h: Likewise.
5391 * config/i386/sco5.h: Likewise.
5392 * config/i386/svr3gas.h: Likewise.
5393 * config/ia64/aix.h: Likewise.
5394 * config/m32r/m32r.h: Likewise.
5395 * config/m68k/m68k.h: Likewise.
5396 * config/m88k/dgux.h: Likewise.
5397 * config/m88k/m88k.h: Likewise.
5398 * config/mcore/mcore-pe.h: Likewise.
5399 * config/mips/mips.h: Likewise.
5400 * config/pa/pa.h: Likewise.
5401 * config/pa/pa-linux.h: Likewise.
5402 * config/romp/romp.h: Likewise.
5403 * config/rs6000/sysv4.h: Likewise.
5404 * config/rs6000/xcoff.h: Likewise.
5405 * config/s390/linux.h: Likewise.
5406 * config/sparc/sparc.h: Likewise.
5407 * config/sparc/sysv4.h: Likewise.
5408 * config/stormy16/stormy16.h: Likewise.
5409 * config/v850/v850.h: Likewise.
5410 * config/vax/vms.h: Likewise.
5411 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
5412 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5413 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
5414 default_elf_asm_named_section for SHF_MERGE sections.
5416 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5418 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
5421 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
5423 * c-common.c (split_specs_attrs): Allow for empty attributes with
5424 empty TREE_PURPOSE. Fixes PR c/4294.
5426 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
5428 * basic-block.h (cached_make_edge, make_single_succ): New.
5429 (make_edge): Remove first parameter.
5430 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5431 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5432 created edge; use obstack allocation.
5433 (make_edge, make_single_succ_edge): New.
5434 (first_removed_edge): New static variable.
5435 (init_flow): Initialize first_removed_edge and n_edges.
5436 (clear_edges): Use remove_edge.
5437 (flow_delete_block): Likewise.
5438 (remove_edge): Add removed edges to the removed edges list.
5439 (split_block, redirect_edge_and_branch_force, split_edge):
5441 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5442 (add_noreturn_fake_exit_edges): Likewise.
5443 (connect_infinite_loops_to_exit): Liekwise.
5444 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5445 Use cached_make_edge.
5446 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5447 * profile.c (branch_prob): Update make_edge call.
5448 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5450 2001-09-11 Richard Henderson <rth@redhat.com>
5452 * config/alpha/alpha.c: Tidy formatting.
5453 (local_symbolic_operand): Verify mode.
5454 (alpha_sa_mask): Ignore unicos for eh_return.
5455 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5456 * config/alpha/alpha.md (umk divsi patterns): Remove.
5457 (extendsfdf2): Remove unicos check.
5458 (tablejump): Merge vms and unicos code; always use direct set
5461 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5463 * config.gcc (alpha*-*-unicosmk*): New target.
5465 * config/alpha/alpha-protos.h (symbolic_operand,
5466 unicosmk_add_call_info_word, unicosmk_add_extern,
5467 unicosmk_defer_case_vector, unicosmk_unique_section,
5468 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5469 unicosmk_asm_file_start, unicosmk_asm_file_end,
5470 unicosmk_output_common): Declare.
5472 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5473 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5474 alpha_does_function_need_gp, alpha_end_function): Support Cray
5476 (alpha_init_machine_status, alpha_mark_machine_status,
5477 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5478 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5479 unicosmk_asm_named_section, unicosmk_insert_attributes,
5480 unicosmk_section_type_flags, symbolic_operand,
5481 unicosmk_output_module_name, unicosmk_output_default_externs,
5482 unicosmk_output_dex, unicosmk_output_externs,
5483 unicosmk_output_addr_vec, unicosmk_ssib_name,
5484 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5485 unicosmk_asm_file_end, unicosmk_output_common,
5486 unicosmk_section_type_flags, unicosmk_unique_section,
5487 unicosmk_add_call_info_word, unicosmk_text_section,
5488 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5489 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5490 unicosmk_dex_count, unicosmk_special_name): New.
5491 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5492 TARGET_ABI_UNICOSMK.
5493 (get_aligned_mem, alpha_expand_unaligned_load,
5494 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5495 alpha_expand_unaligned_store_words): Support big-endian mode.
5496 (print_operand): Likewise. New format specifier 't'. Use
5497 TARGET_AS_SLASH_BEFORE_SUFFIX.
5498 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5499 (alpha_pv_save_size): Update with above change.
5500 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5501 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5504 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5505 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5506 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5507 (EXTRA_CONSTRAINT): New constraint 'U'.
5508 (PREDICATE_CODES): Add symbolic_operand.
5510 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5511 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5512 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5513 (integer division and modulus patterns): Split in default and
5515 (*divmodsi_internal, *divmoddi_internal): Disable for
5516 TARGET_ABI_UNICOSMK.
5517 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5518 little-endian and big-endian versions.
5519 (ext, ins, msk): Likewise.
5520 (extv, extzv, insv): Support big-endian mode.
5521 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5522 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5523 *tablejump_umk_internal, *call_value_umk): New.
5524 (*movdi_nofix): Add pattern for loading an address into a register on
5525 TARGET_ABI_UNICOSMK.
5526 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5527 (umk_mismatch_args, arg_home_umk): New.
5528 (various insns): Don't use mov, fmov, nop, fnop and unop.
5529 (realign): Support TARGET_ABI_UNICOSMK.
5531 * config/alpha/unicosmk.h: New file.
5532 * config/alpha/t-unicosmk: New file.
5534 * fixinc/inclhack.def (unicosmk_restrict): New.
5535 * fixinc/fixincl.x: Regenerate.
5537 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5538 (wchar_t): Check for and define __WCHAR_T__.
5540 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5542 * combine.c (simplify_shift_const): Treat shifts by the mode
5545 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5547 * cpphash.h (struct tokenrun): New.
5548 (struct cpp_context): New member bol.
5549 (struct cpp_reader): New members.
5550 (_cpp_init_tokenrun): New.
5551 * cppinit.c (cpp_create_reader): Set up the token runs.
5552 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5553 (lex_token): New internalised version of _cpp_lex_token. Don't
5554 handle directives or the multiple include opimisation here any
5555 more. Simply lex a token.
5556 * cpplib.c (run_directive): Clear bol.
5557 (_cpp_pop_buffer): Set bol.
5558 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5561 2001-09-11 Michael Meissner <meissner@redhat.com>
5563 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5564 give an error if the user uses -mfp32.
5565 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5567 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5568 floating point register size.
5569 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5571 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5572 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5574 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5575 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5577 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5579 * dbxout.c (dbxout_parms): Fix typo in comment.
5580 * unroll.c (loop_find_equiv_value): Ditto.
5581 * toplev.c (rest_of_compilation): Ditto.
5582 * loop.c (scan_loop): Ditto.
5583 * dwarf2out.c (struct dw_fde_struct): Ditto.
5585 2001-09-10 Zack Weinberg <zackw@panix.com>
5587 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5588 copying identifier when we're just going to throw it away.
5589 (parse_identifier_slow): New routine to handle abnormal cases.
5590 (_cpp_lex_token): Update call site.
5592 * hashtable.c (ht_lookup): Don't assume that the string we've
5593 been given is NUL-terminated.
5594 * system.h: #define __builtin_expect(a, b) to (a) if not
5597 2001-09-10 Michael Meissner <meissner@redhat.com>
5599 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5602 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5604 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5606 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5608 * builtins.c (c_getstr): Correct thinko in last change and further
5611 2001-09-10 Tim Freeman <tim@fungibole.com>
5613 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5614 into varray's and register them as roots with the garbage
5615 collector so they are not collected too soon.
5617 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5619 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5621 * basic-block.h (flow_obstack, label_value_list,
5622 tail_recursion_label_list): Declare
5623 (tidy_fallthru_edges): Declare.
5624 (expunge_block, last_loop_beg_note): Delete.
5625 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5627 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5628 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5629 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5630 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5631 expunge_block, flow_delete_block, compute_bb_for_insn,
5632 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5633 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5634 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5635 try_redirect_by_replacing_jump, last_loop_beg_note,
5636 redirect_edge_and_branch, redirect_edge_and_branch_force,
5637 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5638 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5639 commit_edge_insertions, dump_flow_info, debug_flow_info,
5640 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5641 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5642 Move here from flow.c
5643 * cfganal.c: New file.
5644 (forwarder_block_p, can_fallthru, mark_critical_edges,
5645 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5646 find_unreachable_blocks, create_edge_list, free_edge_list,
5647 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5648 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5649 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5650 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5651 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5652 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5653 Move here from flow.c
5654 * cfgbuild.c: New file
5655 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5656 make_edges, find_basic_blocks_1, find_basic_blocks,
5657 find_sub_basic_blocks): Move here from flow.c
5658 * cfgcleanup.c: New file.
5659 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5660 merge_blocks_move_predecessor_nojumps,
5661 merge_blocks_move_successor_nojumps, merge_blocks,
5662 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5663 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5664 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5666 * cfgloop.c: New file
5667 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5668 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5669 flow_loop_exit_edges_find, flow_loop_nodes_find,
5670 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5671 flow_loop_tree_node_add, flow_loops_tree_build,
5672 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5673 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5674 Move here from flow.c
5675 * flow.c: Remove everything moved elsewhere
5676 * output.h (cleanup_cfg): Return bool.
5678 * bb-reorder.c (reorder_block_def): Remove 'index'.
5679 (insert_intra_1): Add argument BB, set block for new note.
5680 (make_reorder_chain): Do not depdent on BB indexes.
5681 (make_reorder_chain_1): Do not use BB indexes.
5682 (label_for_bb): Likewise; set BB for new insn.
5683 (emit_jump_to_block_after): Likewise.
5684 (fixup_reoder_chain): Sanity check that all basic blocks
5685 are chained; verify newly created insn chain; remove
5686 undocnitional jump simplifying; Do not use BB indexes;
5687 properly initialize count and frequency information;
5688 dump reordered sequence.
5689 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5690 (insert_inter_bb_scope_notes): Set block for new insn.
5691 (reorder_basic_blocks): Dump flow info before reoredering.
5693 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5695 * alias.c (clear_reg_alias_info): Use K&R format definition.
5696 Avoid unsigned warning.
5697 * builtins.c: Use "unsigned int", not "unsigned".
5698 (target_char_cast): Use host_integerp and tree_low_cst.
5699 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5700 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5701 (c_getstr): Likewise.
5702 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5703 (builtin_memcpy_read_str): Avoid unsigned warning.
5704 (expand_builtin_memcpy): Alignments are unsigned.
5705 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5706 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5707 * predict.c (expensive_function_p): LIMIT now unsigned.
5708 * resource.c (mark_target_live_regs): Make some vars unsigned.
5709 * sdbout.c: Use "unsigned int", not "unsigned".
5710 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5711 (sdbout_source_line): Likewise.
5712 (sdbout_record_type_name): Remove "const" for NAME declaration.
5713 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5715 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5717 * calls.c (store_one_arg): Expand comment.
5719 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5721 * calls.c (store_one_arg): Make sure that the entire argument is
5722 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5724 2001-09-09 Richard Henderson <rth@redhat.com>
5726 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5728 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5730 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5732 2001-09-09 Richard Henderson <rth@redhat.com>
5734 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5735 (alpha_this_literal_sequence_number): New.
5736 (alpha_this_gpdisp_sequence_number): New.
5737 (some_operand, input_operand): Add HIGH.
5738 (local_symbolic_operand): New.
5739 (alpha_encode_section_info): New.
5740 (alpha_legitimate_address_p): Allow LO_SUM.
5741 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5742 (alpha_expand_mov): Likewise.
5743 (secondary_reload_class): Check memory_operand not general_operand
5745 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5746 (alpha_expand_unaligned_store): Likewise.
5747 (alpha_expand_unaligned_load_words): Likewise.
5748 (alpha_expand_unaligned_store_words): Likewise.
5749 (alpha_expand_block_clear): Likewise.
5750 (print_operand): Handle %#, %*, %H.
5751 (print_operand_address): Handle LO_SUM.
5753 (alpha_does_function_need_gp): Use it.
5754 (alpha_expand_block_move): Fix signed compare warnings.
5755 (alpha_sa_mask, alpha_align_insns): Likewise.
5756 * config/alpha/alpha-protos.h: Update.
5757 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5758 (MASK_EXPLICIT_RELOCS): New.
5759 (TARGET_SWITCHES): Add -mexplicit-relocs.
5760 (EXTRA_CONSTRAINT): Add 'T'.
5761 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5762 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5763 (ENCODE_SECTION_INFO): Out line.
5764 (REDO_SECTION_INFO_P): New.
5765 (STRIP_NAME_ENCODING): New.
5766 (ASM_OUTPUT_LABELREF): New.
5767 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5768 (PREDICATE_CODES): Update.
5769 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5770 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5771 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5772 builtin_setjmp_receiver_er, exception_receiver_1_er,
5773 call_value_osf_1_er): New patterns.
5774 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5775 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5776 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5777 (FINAL_PRESCAN_INSN): New.
5779 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5781 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5783 2001-09-08 Andreas Jaeger <aj@suse.de>
5785 * i386.h (TARGET_SWITCHES): Fix description.
5787 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5789 * rs6000.c (num_insns_constant): Compute number of instructions
5792 * doc/install.texi: Explain AIX exception handling work-around.
5793 Update URL for AIX fixes.
5795 2001-09-07 Jim Wilson <wilson@redhat.com>
5797 * alias.c (clear_reg_alias_info): New.
5798 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5799 * rtl.h (clear_reg_alias_info): Declare.
5801 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5803 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5805 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5806 (m16m,edivm,emulm): Change declaration to match definition.
5808 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5810 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5811 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5814 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5816 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5817 which have no corresponding C type.
5818 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5819 the representation of 64-bit doubles to work with 64-bit ints.
5821 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5823 * config/mips/mips.c (override_options): Do not override ISA when ABI
5824 specified if MIPS_CPU_STRING_DEFAULT was specified.
5826 2001-09-07 Richard Henderson <rth@redhat.com>
5828 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5829 (express_from_1): Wrap lines.
5830 * rtlanal.c (commutative_operand_precedence): Rename from
5831 operand_preference; export.
5832 * rtl.h: Declare it.
5833 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5834 (simplify_binary_operation): Invoke simplify_plus_minus on
5835 (CONST (PLUS ...)) as well.
5836 (struct simplify_plus_minus_op_data): New.
5837 (simplify_plus_minus_op_data_cmp): New.
5838 (simplify_plus_minus): Use them. Avoid infinite recursion with
5839 simplify_binary_operation wrt CONST.
5841 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5843 * h8300-protos.h (general_operand_dst_push): Remove.
5844 * h8300.c (general_operand_dst_push): Likewise.
5845 * h8300.h (OK_FOR_T): Likewise.
5846 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5847 * h8300.md (pushqi_h8300): New.
5848 (pushqi_h8300hs): Likewise.
5850 (pushhi_h8300): Likewise.
5851 (pushhi_h8300hs): Likewise.
5854 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5856 * genattrtab.c (attr_printf): First arg is unsigned.
5857 Clean up formatting of callers.
5859 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5861 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5864 2001-09-07 Andreas Jaeger <aj@suse.de>
5866 * i386.h (TARGET_SWITCHES): Fix descriptions.
5868 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5870 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
5872 2001-09-06 Ira Ruben <ira@apple.com>
5874 Remove OP_IDENTIFIER.
5875 * tree.def (OP_IDENTIFIER): Remove.
5876 * tree.c (tree_node_kind enum): Remove op_id_kind.
5877 (tree_node_kind_names): Remove "op_identifiers".
5878 (make_node): Remove OP_IDENTIFIER test.
5879 (build_op_identifier): Removed because it isn't being used.
5880 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
5881 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
5883 2001-09-06 Richard Henderson <rth@redhat.com>
5885 * simplify-rtx.c (simplify_binary_operation): Revert last change.
5887 2001-09-06 Richard Henderson <rth@redhat.com>
5889 * simplify-rtx.c (simplify_binary_operation): Simplify contents
5892 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5894 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
5895 number used for CR register.
5897 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5898 Joern Rennecke (amylaar@cygnus.com)
5900 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
5901 * h8300.c (initial_offset): Handle offset between RP and FP.
5902 (h8300_return_addr_rtx): New function.
5903 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
5905 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
5906 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5907 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
5908 (CAN_ELIMINATE, REGISTER_NAMES):
5909 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
5911 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
5913 Remove TYPE_NONCOPIED_PARTS.
5914 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
5915 (struct tree_type): Remove noncopied_parts.
5916 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
5917 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
5918 (fixed_type_p): Remove.
5919 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
5920 (expand_expr, MODIFY_EXPR): Likewise.
5921 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
5922 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
5924 2001-09-06 Alan Modra <amodra@bigpond.net.au>
5926 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
5928 (mask64_operand): Likewise.
5929 (includes_rldic_lshift_p): Likewise.
5930 (includes_rldicr_lshift_p): Likewise.
5932 2001-09-05 Ziemowit Laski <zlaski@apple.com>
5934 * objc/objc-act.c (build_message_expr): If a class method cannot
5935 be found, do not issue a warning if a corresponding instance
5936 method exists in the root class.
5938 2001-09-05 Richard Henderson <rth@redhat.com>
5940 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
5942 2001-09-05 Zack Weinberg <zack@codesourcery.com>
5944 * function.c (ggc_mark_struct_function): Mark f->outer.
5945 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
5946 * integrate.c (output_inline_function): ... not here.
5948 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5950 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
5952 * i386.c (size_cost): New static variable.
5953 (override_function): Use size_cost when -Os is specified.
5955 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
5956 properly; Use current_function_calls_eh_return.
5957 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
5958 use leave to avoid dependency chain.
5960 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
5961 get BB loop_depth instead of computing it from LOOP notes.
5963 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
5965 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5967 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5968 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5969 UNALIGNED_DOUBLE_INT_ASM_OP): Define
5971 2001-09-05 Jeffrey A Law (law@cygnus.com)
5972 Jason Merrill (jason@redhat.com)
5974 * stor-layout.c (layout_type): Complain if an array's size can
5975 not be represented in a size_t.
5977 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
5979 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
5981 * gcc.c: (process_command) Add parentheses around assignment
5982 used as truth value.
5984 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5986 * config/mips/mips.c (save_restore_insns): Don't mark any register
5987 save slots as unchanging if current_function_calls_eh_return.
5989 2001-09-05 Richard Henderson <rth@redhat.com>
5991 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
5992 * config/alpha/alpha-protos.h: Declare it.
5993 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
5994 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
5995 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
5996 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
5997 (REG_OK_FOR_BASE_P): Select one of the above.
5999 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6001 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
6002 (crti.o): Prefix name of object file with $(T).
6005 2001-09-05 David S. Miller <davem@redhat.com>
6007 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
6008 * config/sparc/linux64.h: Likewise.
6010 2001-09-05 Andreas Jaeger <aj@suse.de>
6012 * doc/invoke.texi (i386 Options): -mwide-multiply is not
6013 available anymore, remove the documentation.
6014 (i386 Options): Fix typo, cleanup index entries.
6016 * prefix.c (concat): Remove, we can use the version from liberty.
6018 2001-09-05 Richard Henderson <rth@redhat.com>
6020 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
6021 New functions split out of md file expanders.
6022 * config/alpha/alpha-protos.h: Declare them.
6023 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
6025 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
6027 * cppmacro.c (funlike_invocation_p): No need to restore context.
6029 2001-09-04 Richard Henderson <rth@redhat.com>
6031 * reload.c (push_reload): Export.
6032 * reload.h (push_reload): Declare it.
6034 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
6035 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6036 * config/alpha/alpha.c (alpha_legitimize_address): New.
6037 (alpha_legitimize_reload_address): Likewise.
6038 * config/alpha/alpha-protos.h: Declare them.
6040 2001-09-04 Stan Shebs <shebs@apple.com>
6042 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
6043 * config/darwin.c (machopic_stub_name): Account for internally
6044 generated lib calls such as memcpy.
6046 2001-09-04 Richard Henderson <rth@redhat.com>
6048 * unwind.h (_UA_END_OF_STACK): New flag.
6049 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
6051 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6053 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
6055 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
6057 * config/mips/mips.c (save_restore_insns): Change base_offset to
6058 fp_offset in second call to mips_emit_frame_related_store.
6060 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
6062 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
6063 sometimes be represented as a NOTE of type
6064 NOTE_INSN_DELETED_LABEL.
6065 (Insns): Document NOTE_INSN_DELETED_LABEL.
6067 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
6069 * c-common.h (tree_dump_index): Add more comments.
6070 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
6071 (dump_option_value_info): New struct.
6072 (dump_options): New array.
6073 (dump_switch_p): Parse switch options symbolically.
6074 * doc/invoke.texi (-fdump-ast): Rename to ...
6075 (-fdump-tree): ... here. Document that options are symbolic, and
6076 not all are applicable.
6078 2001-09-04 David S. Miller <davem@redhat.com>
6080 * config/sparc/sparc.md (define_splits): Kill constraints.
6082 Cleanup redundant and unused insn attributes.
6083 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
6084 binary, and move. Mark ialu as default.
6085 (commented out define_function_unit "alu"): Kill.
6086 (define_attr "use_clobbered"): Kill.
6087 (whole file): Kill address insn type references. Replace
6088 all unary/binary/move references with ialu.
6089 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
6090 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
6093 Simplify length insn attribute and make more judicious use
6094 of insn attribute defaulting.
6095 * config/sparc/sparc.md (all insns with length > one): Mark as
6096 insn type multi if real instructions, else use default if
6097 it is a forced splitter.
6098 (all insns with length == one): Use default insn length.
6099 (all insns of type ialu): Use default insn type.
6101 Fix erroneous insn attribute settings.
6102 (addx): Set insn type to misc.
6103 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
6104 const_umulsidi3_sp64): Set insn type to imul.
6106 Track SFmode vs DFmode insns according to UltraSPARC
6108 * config/sparc/sparc.md ("fptype"): New attribute, default
6110 (all DFmode single insns): Mark as fptype "double".
6112 2001-09-03 Jakub Jelinek <jakub@redhat.com>
6114 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
6116 2001-09-03 Richard Henderson <rth@redhat.com>
6118 * function.h (struct function): Add arg_pointer_save_area_init.
6119 * function.c (expand_function_end): Init arg_pointer_save_area.
6120 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
6121 when called from a nested function.
6123 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
6125 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
6128 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6130 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
6132 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
6134 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
6135 (emit_push_insn): Use specified padding direction when
6136 STACK_PUSH_CODE is POST_INC.
6138 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
6140 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6142 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
6144 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
6146 * cppinit.c (cpp_start_read): Free the imacros list as we
6147 traverse it. Don't free the chains before returning.
6148 (_cpp_push_next_buffer): Only try pushing buffers if we've
6149 completed -imacros handling.
6151 2001-08-31 Eric Christopher <echristo@redhat.com>
6153 * gcc.c (handle_braces): Add explaination for abort.
6155 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
6157 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
6158 move adjustment of bitpos instead.
6160 2001-08-31 Zack Weinberg <zack@codesourcery.com>
6162 * function.c: Remove all_functions. Make outer_function_chain
6164 (init_function_start): Don't add new function structure to
6166 (find_function_data, push_function_context_to,
6167 pop_function_context_from, put_var_into_stack,
6168 trampoline_address): Update for changed structure element names.
6169 (push_function_context_to): Disentangle.
6170 (free_after_compilation): Also free F.
6171 (expand_dummy_function_end): Don't free cfun here.
6172 (put_var_into_stack): Comment why we can't use find_function_data here.
6173 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
6174 (mark_function_chain): Split into maybe_mark_struct_function and
6175 ggc_mark_struct_function. Export the latter.
6176 (init_function_once): Mark from cfun and outer_function_chain;
6179 * function.h (struct function): Kill next_global. Rename next
6180 to outer. All users updated to match.
6181 (all_functions, outer_function_chain): Don't declare.
6183 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
6184 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
6185 don't touch f->inlinable, after calling rest_of_compilation.
6187 * tree.h: Forward-declare struct function. Prototype
6188 ggc_mark_struct_function.
6190 2001-08-31 Kazu Hirata <kazu@hxi.com>
6192 * config/h8300/h8300.md (*andorhi3): Fix typos.
6194 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6196 * calls.c (emit_library_call_value): Don't use a fixed
6197 argument after VA_CLOSE, i.e. out of scope in traditional C.
6199 * emit-rtl.c (gen_rtvec): Likewise.
6201 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6203 * Makefile.in (c-pragma.o): Depend on output.h.
6204 (reorg.o): Depend on except.h.
6206 * c-pragma.c: Include output.h.
6208 * reorg.c: Include except.h.
6210 * unwind-dw2.c: Call __builtin_alloca, not alloca.
6212 2001-08-31 Richard Henderson <rth@redhat.com>
6214 * sched-deps.c (add_dependence): Don't elide dependency if the
6215 conditional used by insn is modified in elem.
6217 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
6219 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
6221 2001-08-31 Diego Novillo <dnovillo@redhat.com>
6223 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
6226 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6228 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
6230 (stormy16_asm_out_constructor): New function.
6231 (TARGET_ASM_CONSTRUCTOR): Define.
6232 (TARGET_ASM_DESTRUCTOR): Define.
6234 2001-08-31 Andreas Jaeger <aj@suse.de>
6236 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
6237 * loop.c (add_label_notes): Likewise.
6238 * reload.c (find_reloads): Likewise.
6239 * config/sh/sh.c (machine_dependent_reorg): Likewise.
6241 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
6243 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
6244 code here. Take _Unwind_{W,Sw}ord*.
6245 (read_encoded_value_with_base): Use them.
6246 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
6248 (extract_cie_info): Simplify read_?leb128 handling.
6249 (execute_stack_op, execute_cfa_program): Likewise.
6250 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
6252 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6254 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
6255 the frame pointer to pop the stack if convenient.
6257 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
6258 Don't use post-increment before combine.
6259 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
6260 a call-saved register.
6262 2001-08-31 Andreas Jaeger <aj@suse.de>
6264 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
6267 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
6269 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
6270 not DIV/MOD, of course.
6272 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
6274 * rtl.def: Undo my patch commited 2001-08-27.
6276 * genattrtab.c: Ditto.
6280 * sched-int.h: Ditto.
6282 * target-def.h: Ditto.
6286 * haifa-sched.c: Ditto.
6288 * sched-rgn.c: Ditto.
6290 * sched-vis.c: Ditto.
6292 * Makefile.in: Ditto.
6294 * doc/md.texi: Ditto.
6296 * doc/tm.texi: Ditto.
6298 * doc/contrib.texi: Ditto.
6300 * doc/gcc.texi: Ditto.
6302 * genattrtab.h: Remove it.
6304 * genautomata.c: Remove it.
6306 * genattr.c: Undo my patch and Richard Henderson's patch commited
6309 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
6311 * config.gcc (h8300-*-elf*): New case.
6312 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
6313 (SUBTARGET_CPP_SPEC): Define.
6314 (EXTRA_SPECS): Define.
6315 (SUBTARGET_EXTRA_SPECS): Define.
6316 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
6317 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
6319 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
6321 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
6322 (LIB2FUNCS_EXTRA): Define.
6323 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
6324 config/h8300/fixunssfsi.c: New file.
6326 2001-08-30 Kazu Hirata <kazu@hxi.com>
6328 * config/h8300/h8300.md (zero_extendqihi2): Changes to
6329 define_expand to accommodate target-specific attributes.
6330 (anonymous zero_extendqihi2 patterns): New.
6332 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
6334 * h8300.md (*andorhi3): New pattern.
6336 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
6338 * h8300.c (dosize): Fix test for "sub".
6340 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
6342 * c-typeck.c (pointer_diff): Try to eliminate common term before
6345 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
6347 * config/arm/arm.c (arm_compute_initial_elimination_offset):
6348 Account for the saves of the FP registers.
6350 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
6351 (TEXT_SECTION_ASM_OP): Define.
6352 (INIT_SECTION_ASM_OP): Define.
6353 (FINI_SECTION_ASM_OP): Define.
6354 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
6355 (RDATA_SECTION_FUNCITON): Provide prototype.
6357 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
6359 * reload1.c (move2add_note_store): Correct typo checking for
6362 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
6364 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
6365 note should not be considered outside the libcall block.
6367 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6369 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
6371 2001-08-29 Kazu Hirata <kazu@hxi.com>
6373 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
6375 2001-08-29 Kazu Hirata <kazu@hxi.com>
6377 * config/h8300/h8300-protos.h: Add a prototype for
6379 * config/h8300/h8300.c (emit_logical_op): New.
6380 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
6387 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
6389 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
6390 comparison with rtx INTVAL.
6391 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
6393 * pa.h (FUNCTION_ARG_SIZE): Likewise.
6395 2001-08-29 Kazu Hirata <kazu@hxi.com>
6397 * config/h8300/lib1funcs.asm: Update the copyright. Fix
6400 2001-08-29 Kazu Hirata <kazu@hxi.com>
6402 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
6403 (reg n) to (mem (pre_dec (reg n))
6404 (anonymous movsi pattern): Likewise.
6406 2001-08-29 Kazu Hirata <kazu@hxi.com>
6408 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
6410 2001-08-29 Kazu Hirata <kazu@hxi.com>
6412 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
6413 several special constants.
6415 2001-08-29 Kazu Hirata <kazu@hxi.com>
6417 * config/h8300/lib1funcs.asm: Fix comment typos.
6419 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6421 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
6422 Fix format specifier warnings.
6424 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
6425 inet_makeaddr, semctl): Prototype.
6427 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
6428 (save_restore_insns): Use base_offset, not gp_offset.
6430 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6431 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6433 2001-08-29 Richard Henderson <rth@redhat.com>
6435 * bb-reorder.c (function_tail_eff_head): New.
6436 (record_effective_endpoints): Set it.
6437 (fixup_reorder_chain): Use it.
6439 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6441 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6443 2001-08-28 Dale Johannesen <dalej@apple.com>
6445 * config/darwin.c (machopic_function_base_name): Add const
6446 qualifier to a string.
6447 (darwin_encode_section_info): Ditto.
6449 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6451 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6452 function definition.
6454 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6456 * df.h (struct df): Add rts_order variable.
6458 * df.c (df_visit_next_rts): New function.
6459 (df_visit_next): Renamed to df_visit_next_rc
6460 (df_analyse_1): Allocate/compute/free rts_order as well.
6461 (df_rd_global_compute): Use df_visit_next_rc instead of
6463 (df_ru_global_compute): Use df_visit_next_rts instead of
6466 * flow.c (flow_reverse_top_sort_order_compute): New function.
6468 * basic-block.h: Add prototype.
6470 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6472 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6473 blocks, the BB_REACHABLE is now set, rather than aux being
6474 non-NULL. Update the test to reflect this.
6476 2001-08-28 Eric Christopher <echristo@redhat.com>
6478 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6479 config/mips/crti.asm: Ditto.
6481 2001-08-28 Eric Christopher <echristo@redhat.com>
6482 Richard Henderson <rth@redhat.com>
6484 * c-pragma.h (add_weak): Move prototype from here...
6485 * output.h (add_weak): ... to here.
6486 * varasm.c (add_weak): Fix typo.
6487 * config/mips/crti.asm: New file.
6488 * config/mips/crtn.asm: Ditto.
6489 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6490 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6491 (INVOKE__main): Ditto.
6492 (INIT_SECTION_ASM_OP): New.
6493 (FINI_SECTION_ASM_OP): Ditto.
6494 (STARTFILE_SPEC): Add crti.
6495 (ENDFILE_SPEC): Add crtn.
6496 * config/mips/elf64.h: Same.
6497 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6499 * config/mips/vxworks.h: Ditto.
6500 * config/mips/t-elf: Support crti and crtn.
6502 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6504 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6507 2001-08-28 Richard Henderson <rth@redhat.com>
6509 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6510 (one_cmplbi2 splitter): Remove redundant test.
6512 2001-08-28 Dale Johannesen <dalej@apple.com>
6514 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6516 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6518 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6520 2001-08-28 Stan Shebs <shebs@apple.com>
6522 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6523 (UNALIGNED_SHORT_ASM_OP): Define.
6524 (UNALIGNED_INT_ASM_OP): Define.
6526 2001-08-28 Will Cohen <wcohen@redhat.com>
6528 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6529 generation for first set.
6531 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6533 * flow.c (redirect_edge_succ_nodup): Return new edge.
6534 (try_simplify_condjump): Use new edge.
6535 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6537 * cse.c (cse_basic_block): Skip note instructions.
6539 2001-08-27 Richard Henderson <rth@redhat.com>
6541 * combine.c (combine_simplify_rtx): Don't reverse condition
6542 if there is no reverse for the condition.
6543 (simplify_comparison): Don't simplify subregs from INT to FP.
6545 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6546 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6547 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6548 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6549 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6550 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6552 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6554 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6555 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6557 (adddi_dilshr32, adddi_dishl32): Only data register can be
6558 source for mem destination.
6560 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6561 and use bitnum to decide about register move.
6563 2001-08-27 Richard Henderson <rth@redhat.com>
6565 * genattr.c (main): Emit state_t even when not doing scheduling.
6567 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6568 Richard Henderson <rth@redhat.com>
6570 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6571 (reg_avail_info, current_bb): ... these.
6572 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6573 (compute_hash_table): Likewise.
6575 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6577 * flow.c (verify_flow_info): Use checksums to verify edges.
6579 2001-08-27 Richard Henderson <rth@redhat.com>
6581 * genautomata.c (expand_automata): Always create a description.
6583 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6585 * optabs.c (expand_binop): Correctly handle the carry in multiword
6586 add/subtract operations.
6588 2001-08-27 Fred Fish <fnf@be.com>
6590 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6593 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6595 * reload.c (find_reloads_toplev): Back out this change:
6597 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6599 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6600 mem if the address is a mode_dependent_address_p.
6602 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6604 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6605 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6606 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6609 * genattr.c (main): New variable num_insn_reservations. Increase
6610 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6611 pipeline hazard recognizer interface.
6613 * genattrtab.h: New file.
6615 * genattrtab.c: Include genattrtab.h.
6616 (attr_printf, check_attr_test, make_internal_attr,
6617 make_numeric_value): Move protypes into genattrtab.h. Define them
6619 (num_dfa_decls): New global variable.
6620 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6621 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6622 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6623 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6625 * genautomata.c: New file.
6627 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6629 * sched-int.h: (curr_state): Add the external definition for
6630 automaton pipeline interface.
6631 (haifa_insn_data): Add comments for members blockage and units.
6633 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6634 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6635 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6636 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6637 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6638 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6639 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6641 (TARGET_SCHED): Use the new macros.
6643 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6644 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6645 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6646 dfa_bubble): New members in gcc_target.sched.
6648 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6649 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6650 (insn_queue): Redefine it as pointer to array.
6651 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6653 (max_insn_queue_index_macro_value): New variable.
6654 (curr_state, dfa_state_size, ready_try): New varaibles for
6655 automaton interface.
6656 (ready_element, ready_remove, max_issue): New function prototypes
6657 for automaton interface.
6658 (choose_ready): New function prototype.
6659 (insn_unit, blockage_range): Add comments.
6660 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6661 FUNCTION_UNITS_SIZE == 0.
6662 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6663 actual_hazard, potential_hazard): Add comments.
6664 (insn_cost): Use cost -1 as undefined value. Remove
6665 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6667 (ready_element, ready_remove): New functions for automaton
6669 (schedule_insn): Add new code for automaton pipeline interface.
6670 (queue_to_ready): Add new code for automaton pipeline interface.
6671 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6672 (debug_ready_list): Print newline when the queue is empty.
6673 (max_issue): New function for automaton pipeline interface.
6674 (choose_ready): New function.
6675 (schedule_block): Add new code for automaton pipeline interface.
6676 Print ready list before scheduling each insn.
6677 (sched_init): Add new code for automaton pipeline interface.
6678 Initiate insn cost by -1.
6679 (sched_finish): Free the current automaton state and finalize
6680 automaton pipeline interface.
6682 * sched-rgn.c: Include target.h.
6683 (init_ready_list, new_ready, debug_dependencies): Add new code for
6684 automaton pipeline interface.
6686 * sched-vis.c: Include target.h.
6687 (get_visual_tbl_length): Add code for automaton interface.
6688 (target_units, print_block_visualization): Add comments.
6690 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6691 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6692 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6693 (getruntime.o, genautomata.o): New entries.
6694 (genattrtab.o): Add new dependency file genattrtab.h.
6695 (genattrtab): Add new dependencies. Link it with `libm.a'.
6696 (getruntime.o, hashtab.o): New entries for canadian cross.
6698 * doc/md.texi: Description of automaton based model.
6700 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6702 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6703 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6704 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6705 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6706 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6707 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6708 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6710 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6711 MAX_DFA_ISSUE_RATE): New macro descriptions.
6713 * doc/contrib.texi: Add dfa based scheduler contribution.
6715 * doc/gcc.texi: Add more information about genattrtab.
6717 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6719 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6722 2001-08-27 Richard Henderson <rth@redhat.com>
6724 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6725 (get_arg_pointer_save_area): New. Create an init it here.
6726 (fix_lexical_addr): Use it.
6727 * function.h: Declare it.
6728 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6729 * stmt.c (expand_nl_goto_receiver): Use it.
6731 2001-08-27 Richard Henderson <rth@redhat.com>
6733 * final.c (final_scan_insn): Don't enter APP_ON mode for
6736 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6737 alignment for assemble_integer for DW_EH_PE_aligned.
6738 * except.c (output_function_exception_table): Likewise.
6740 2001-08-26 Andreas Jaeger <aj@suse.de>
6742 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6744 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6746 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6748 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6750 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6752 (mask64_operand): Likewise.
6753 (rldic_operand): Delete.
6754 (includes_lshift64_p): Delete.
6755 (includes_rldic_lshift_p): New function.
6756 (includes_rldicr_lshift_p): New function.
6757 (print_operand): Don't call rldic_operand in case 'W'.
6758 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6759 (includes_lshift64_p): Remove.
6760 (includes_rldic_lshift_p): Declare.
6761 (includes_rldicr_lshift_p): Declare.
6762 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6763 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6764 Replace match_operand rldic_operand predicate with
6765 const_int_operand. Replace includes_lshift64_p condition with
6766 includes_rldic_lshift_p.
6767 <ashldi3_internal 64 bit rldicr patterns>: New.
6769 2001-08-27 Andreas Jaeger <aj@suse.de>
6771 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6772 * errors.c: Likewise.
6773 * final.c: Likewise.
6774 * dwarf2asm.c: Likewise.
6775 * doprint.c (checkit): Likewise.
6776 * diagnostic.c: Likewise.
6777 * collect2.c: Likewise.
6778 * calls.c: Likewise.
6779 * c-semantics.c (build_stmt): Likewise.
6780 * c-format.c (status_warning): Likewise.
6781 * c-errors.c (pedwarn_c99): Likewise.
6782 * builtins.c (validate_arglist): Likewise.
6783 * config/pj/pj.c (pj_printf): Likewise.
6784 * fix-header.c: Likewise.
6786 * gcov.c (fnotice): Likewise.
6787 * gensupport.c (message_with_line): Likewise.
6788 * mips-tfile.c: Likewise.
6789 * protoize.c (notice): Likewise.
6790 * read-rtl.c (fatal_with_file_and_line): Likewise.
6791 * rtl-error.c: Likewise.
6792 * tradcpp.c: Likewise.
6794 * cp/tree.c (build_min_nt): Likewise.
6795 (build_min): Likewise.
6796 * cp/lex.c: Likewise.
6797 * cp/errfn.c: Likewise.
6798 * cp/rtti.c (create_pseudo_type_info): Likewise.
6800 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6802 * df.c (df_uses_record): Return after recording all uses
6805 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6807 * df.c (df_insn_modify): Realloc the INSN table here, if
6808 necessary, here, too.
6810 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6812 * config/mips/mips.c (mips_function_value): Handle complex return
6815 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6817 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6819 * reload.c (make_memloc): Copy result if it is still
6820 reg_equiv_memory_loc[regno] on return.
6821 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6822 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6823 reg_equiv_mem are modified by the substitutions.
6825 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6827 * predict.c (expensive_function_p): New.
6828 * rtl.h (expensive_function_p): Declare.
6829 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6830 (use_fast_prologue_epilogue): New static variable.
6831 (expand_prologue): Set it; emit short prologues if unset.
6832 (expand_epilogue): Likewise.
6834 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6836 * config.gcc: Add stormy16-*-elf case.
6837 * config/stormy16/stormy-abi: New file.
6838 * config/stormy16/stormy16-lib2.c: New file.
6839 * config/stormy16/stormy16-protos.h: New file.
6840 * config/stormy16/stormy16.c: New file.
6841 * config/stormy16/stormy16.h: New file.
6842 * config/stormy16/stormy16.md: New file.
6843 * config/stormy16/t-stormy16: New file.
6845 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6847 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6849 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6851 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6852 descriptor members are pointer size, not constant 4.
6853 * config/rs6000/rs6000.md (define_splits): Remove more unused
6856 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6858 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6860 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6862 * cp/rtti.c (VPARAMS): Fix parameter.
6864 2001-08-24 Zack Weinberg <zackw@panix.com>
6866 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
6868 (mode_for_extraction): No need for #ifdefs. Add default-case abort
6870 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
6871 in if controlling use of insv.
6872 (extract_bit_field): Likewise, for extv and extzv.
6874 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
6876 * i386.md (movcc peep2): Fix load of 0.
6878 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6880 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
6881 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
6883 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
6885 * c-pragma.h: Move weak_syms and weak_decls...
6886 * varasm.c: ...here. Now static.
6887 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
6888 depend on HANDLE_PRAGMA_WEAK.
6890 * c-common.c (c_alignof, c_alignof_expr): Move here...
6891 * c-typeck.c: ...from here.
6892 * c-tree.h, c-common.h: Adjust.
6894 2001-08-23 Bernd Schmidt <bernds@redhat.com>
6896 * config/ia64/ia64.c (rws_update): If !pred, set write_count
6897 instead of incrementing it.
6899 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
6900 asm ready, don't try to move them all into the same array element.
6902 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6904 * function.c (thread_prologue_and_epilogue_insns): Avoid
6905 fallthru flag on edge to exit.
6907 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
6909 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
6912 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6914 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
6915 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
6916 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
6919 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6921 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
6922 replace "GNU CC" with "GCC".
6924 2001-08-23 Richard Henderson <rth@redhat.com>
6926 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
6927 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
6928 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
6929 Need GR between FR and not GR_AND_FR.
6930 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
6931 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
6932 AR regs before GR regs.
6933 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6934 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
6935 (REGISTER_MOVE_COST): Update.
6936 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
6938 2001-08-23 Richard Henderson <rth@redhat.com>
6940 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
6943 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6945 * reload1.c (emit_reload_insns): Don't look for notes
6946 on a NULL store_insn.
6948 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6950 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
6951 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
6952 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
6953 format specifier warnings.
6954 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
6956 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
6958 * config/i386/i386-protos.h: Correct declaration of
6959 i386_pe_asm_named_section.
6961 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
6963 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
6965 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6967 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6969 * cpperror.c (print_location): Don't show _Pragma.
6970 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
6971 and file change callback generation here.
6972 (stack_include_file): Update use of cpp_push_buffer.
6973 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
6974 (struct cpp_buffer): Remove type, pfile members.
6975 * cppinit.c (cpp_handle_option): Use free_chain.
6976 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
6977 (skip_escaped_newlines, get_effective_char, lex_percent): Take
6978 a cpp_reader rather than a cpp_buffer.
6979 (skip_escaped_newlines, get_effective_char, skip_block_comment,
6980 skip_line_comment, parse_string, lex_percent, lex_dot,
6981 _cpp_lex_token): Update accordingly.
6982 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
6984 (cpp_push_buffer): Update prototype.
6985 (run_directive): Update use of cpp_push_buffer.
6986 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
6987 handle_assertion): Update use of run_directive.
6988 * cpplib.h (enum cpp_buffer_type): Remove.
6989 (cpp_push_buffer): Update prototype.
6990 * fix-header.c (read_scan_file): Update.
6992 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6994 * gcc.c (struct prefix_list): Change prefix to const char *.
6996 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6998 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
7000 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
7002 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
7005 * jump.c (squeeze_notes): Take parms by reference. Handle END being
7008 * ifcvt.c (dead_or_predicable): Adjust.
7009 * loop.c (find_and_verify_loops): Adjust.
7010 * stmt.c (expand_end_case): Adjust.
7011 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
7012 head and end insn pointers in the basic block, not just local copies.
7013 (merge_blocks_move_predecessor_nojumps): Likewise.
7015 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
7017 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
7018 bitmap.h, builtin-types.def, builtins.c, builtins.def,
7019 c-aux-info.c, c-common.c, c-common.def, c-common.h,
7020 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
7021 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
7022 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
7023 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
7024 conditions.h, config.gcc, configure.frag, configure.in,
7025 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
7026 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
7027 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
7028 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
7029 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
7030 emit-rtl.c, errors.c, errors.h, except.c, except.h,
7031 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
7032 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
7033 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
7034 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
7035 gencheck.c, gencodes.c, genconfig.c, genemit.c,
7036 genextract.c, genflags.c, gengenrtl.c, genmultilib,
7037 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
7038 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
7039 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
7040 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
7041 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
7042 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
7043 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
7044 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
7045 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
7046 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
7047 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
7048 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
7049 params.h, predict.c, predict.def, predict.h, prefix.c,
7050 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
7051 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
7052 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
7053 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
7054 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
7055 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
7056 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
7057 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
7058 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
7059 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
7060 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
7061 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
7062 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
7063 xcoffout.h: replace "GNU CC" with "GCC".
7065 2001-08-21 Richard Henderson <rth@redhat.com>
7067 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
7068 (final_scan_insn): Consider jump tables data even if we have no
7069 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
7071 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
7072 (ASM_OUTPUT_CASE_END): Remove.
7073 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
7074 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
7075 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
7077 2001-08-21 Richard Henderson <rth@redhat.com>
7079 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
7080 at barrier insns. Emit stop bits before barriers.
7082 * flow.c (flow_find_cross_jump): Don't consider unconditional
7083 return insns for commoning.
7085 * final.c (compute_alignments): Fix typo.
7087 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
7088 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
7089 (store_bit_field): Use mode_for_extraction more places.
7090 (extract_bit_field): Likewise.
7092 2001-08-21 Zack Weinberg <zackw@panix.com>
7094 * caller-save.c: Don't include insn-codes.h.
7095 (reg_save_code, reg_restore_code): Make arrays of int.
7096 All uses updated to match.
7097 (insert_save, insert_restore): No need to initialize "code"
7098 variable upon declaration.
7099 * Makefile.in: update dependencies; fix typo in clean rule.
7101 2001-08-21 Richard Henderson <rth@redhat.com>
7103 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
7104 (merge_if_block): Handle fallout from same.
7106 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7108 * builtins.c (type_to_class): Fix typo in last change.
7110 2001-08-21 Richard Henderson <rth@redhat.com>
7112 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
7113 ia64_asm_output_label.
7115 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
7116 copy of gp while the real gp register contains garbage.
7118 2001-08-21 Zack Weinberg <zackw@panix.com>
7120 * expmed.c (mode_for_extraction): New function.
7121 (store_bit_field, extract_bit_field): Use it.
7122 * expr.h: Prototype it and provide an enum for its first argument.
7124 * combine.c, function.c, recog.c: Don't include insn-codes.h.
7125 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
7126 and digging through the insn_data tables.
7127 * Makefile.in: Update dependencies.
7129 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7131 * cppfiles.c (stack_include_file): line-map.c now handles include
7133 (handle_missing_handler): Similarly.
7134 (_cpp_execute_include): Similarly.
7135 (_cpp_pop_file_buffer): Similarly.
7136 * cpphash.h (struct cpp_reader): Remove system_include_depth,
7137 buffer_stack_depth and include_depth.
7138 * cpplib.c (do_include_common): line-map.c now handles include depth.
7139 (cpp_push_buffer): Similarly.
7140 (_cpp_pop_buffer): Similarly.
7141 * cppmacro.c (builtin_macro): Update.
7142 * line-map.c (init_line_maps): Set depth.
7143 (add_line_map): Increment "used" earlier. Update and use the
7145 (trace_include): Use the include depth.
7146 * line-map.h (struct line_maps): New member depth.
7148 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7150 * cppfiles.c (stack_include_file): Don't handle -H here.
7151 * cppinit.c (cpp_start_read): Set include tracing after
7152 cpp_post_options and after stacking the main file.
7153 * line-map.c (trace_include): New.
7154 (init_line_maps, add_line_map): Update.
7155 * line-map.h (struct line_maps): New member trace_includes.
7157 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7159 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
7160 * cppfiles.c (stack_include_file): Only stack a file if there
7161 is something to do. Return a boolean indicating whether a
7162 buffer was stacked or not.
7163 (_cpp_execute_include): Similarly.
7164 (_cpp_read_file): Similarly.
7165 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
7167 2001-08-21 Sam Steingold <sds@gnu.org>
7169 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
7170 (RECACHE): keep obufp_before_macroname up to date
7172 2001-08-21 Zack Weinberg <zackw@panix.com>
7174 * stmt.c: Don't include insn-codes.h.
7175 (expand_end_case): Machine specific logic moved to expr.c.
7176 No need to worry about __builtin_classify_type.
7177 (check_for_full_enumeration_handling, emit_case_nodes):
7180 * builtins.o (expand_builtin_classify_type): Split up so code
7181 can be shared with fold_builtin_classify_type.
7182 (type_to_class, fold_builtin_classify_type): New functions.
7183 (fold_builtins): Handle __builtin_classify_type.
7185 * expr.c (do_tablejump): Now static.
7186 (case_values_threshold, try_casesi, try_tablejump): New;
7187 code mostly from stmt.c (expand_end_case).
7188 (expr.h): Update prototypes.
7190 * Makefile.in (stmt.o): Update dependencies.
7192 2001-08-21 Will Cohen <wcohen@redhat.com>
7194 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
7195 declaration of variable i.
7196 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
7197 declaration of variable i.
7199 2001-08-21 Richard Henderson <rth@redhat.com>
7201 * crtstuff.c: Fix thinko last change. Move list tails to start
7202 of CRT_END section. Tidy ifdefs.
7203 (__EH_FRAME_BEGIN__): Always static for ELF.
7204 (__do_global_ctors_1): Rename from __frame_dummy.
7205 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
7206 name change; don't hide __EH_FRAME_BEGIN__.
7208 2001-08-21 Richard Henderson <rth@redhat.com>
7210 * gdbinit.in: Move break on exit after break on fancy_abort.
7212 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
7215 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7217 * cpphash.h (_cpp_push_next_buffer): New.
7218 * cppinit.c (do_includes): Remove.
7219 (push_include, free_chain, _cpp_push_next_buffer): New.
7220 (cpp_start_read): Use them to rework command line option handling.
7221 (cpp_handle_option): Combine handling of -include and -imacros.
7222 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
7223 appropriate. Always insert missing \n at EOF.
7224 * cpplib.c (start_directive): Get the directive position right.
7225 * cppmain.c (cb_file_change): Always print the first line, unless
7228 2001-08-20 Andreas Jaeger <aj@suse.de>
7230 * profile.c (compute_branch_probabilities): Remove extra new-line
7232 * flow.c (verify_flow_info): Likewise.
7234 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7236 * basic-block.h (basic_block): Add new field 'flags'.
7237 (BB_REACHABLE): Define.
7238 (expunge_block): Declare.
7239 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
7240 (EXIT_BLOCK_PTR): Ditto.
7241 (expunge_block): Remove static declaration.
7242 (cleanup_cfg): Clear bb->aux on every basic block.
7243 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
7244 computing reachability.
7245 (delete_unreachable_blocks): Delete block b if b->flags has
7248 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7250 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
7252 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7254 * sparc.c (sparc_variable_issue): Fix typo in last change.
7256 2001-08-20 Richard Henderson <rth@redhat.com>
7258 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
7260 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
7262 * pa.h (RETURN_IN_MEMORY): Improve comment.
7264 2001-08-20 Janis Johnson <janis187@us.ibm.com>
7266 * doc/invoke.texi (Profiling options): Clarify the interactions
7267 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
7269 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
7271 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
7274 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7276 * gcc.c (make_relative_prefix): Allocate a sufficiently large
7279 2001-08-20 Richard Henderson <rth@redhat.com>
7281 * final.c (end_final): Fix typo last change.
7283 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
7285 * cppinit.c (init_standard_includes): The returned buffer
7286 is already malloc-ed.
7287 * gcc.c (add_prefix): Similarly.
7288 * prefix.c (translate_name): Update to support clear buffer
7290 (update_path): Similarly. Be sure to free any newly allocated
7291 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
7293 * prefix.h (update_path): Update prototype and document.
7294 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
7295 up and update to new buffer ownership rules.
7296 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
7298 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7300 * final.c (compute_alignments): New function.
7301 (init_insn_lengths): Do not care label_align.
7302 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
7303 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
7304 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
7305 (shorted_branches): Realloc label_align array; do
7306 not call init_insn_lengths; Do not care about loop alignments.
7307 * output.h (compute_alignments): Declare.
7308 * toplev.c (rest_of_compilation): Call compute_alignments.
7309 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
7311 * predict.c (block_info_def): Add npredecesors, remove nvisited;
7312 change visited to tovisit.
7313 (propagate_freq): Use faster traversing algorithm.
7314 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
7315 to tovisit; reverse meaning.
7317 * predict.c (struct block_info_def): Remove nvisited.
7318 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7319 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7321 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
7323 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
7324 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
7325 (TARGET_FUSED_MADD): New.
7326 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
7327 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
7328 the multiply-add instructions.
7330 2001-08-19 Richard Henderson <rth@redhat.com>
7332 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
7333 is aligned to pointer size.
7335 2001-08-19 Richard Henderson <rth@redhat.com>
7337 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
7338 display markers during final schedule.
7340 2001-08-19 Richard Henderson <rth@redhat.com>
7342 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
7344 2001-08-19 Richard Henderson <rth@redhat.com>
7346 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
7348 (ASM_NAME_TO_STRING): Remove.
7349 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
7350 in the same string. Remove support for expressions.
7352 2001-08-19 Richard Henderson <rth@redhat.com>
7354 * config/i386/i386.md (tablejump): Make an expander; handle
7355 pic relative addressing here.
7356 (tablejump_1): Rename from tablejump_pic.
7359 2001-08-19 Richard Henderson <rth@redhat.com>
7361 * regclass.c (fix_register): Fix typo.
7363 2001-08-18 Richard Henderson <rth@redhat.com>
7365 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
7366 (struct _Unwind_Context): Expand br_loc to hold it.
7367 (uw_frame_state_for): Handle leaf functions better.
7368 (uw_update_reg_address): Update for br_loc change.
7370 2001-08-18 Richard Henderson <rth@redhat.com>
7372 * crtstuff.c: Move list heads before code that uses them.
7373 (__JCR_LIST__): Remove initial null.
7374 (frame_dummy, __frame_dummy): Do java registration here ...
7375 (__do_global_ctors_aux): ... not here.
7377 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
7378 (__do_global_dtors_aux): Update to match.
7379 (__JCR_LIST__, __do_jv_register_classes): New.
7381 * config/ia64/crtend.asm (__JCR_END__): New.
7382 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
7383 instead of an indirect LTOFF22 reloc.
7385 2001-08-18 Richard Henderson <rth@redhat.com>
7387 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
7388 * regclass.c (init_reg_sets_1): Fix typo.
7389 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
7390 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
7391 (ia64_compute_frame_size): Make ar.unat live when in use.
7392 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
7393 for ar.pfs; remove ar.unat handling.
7394 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
7396 (PREDICATE_CODES): Add ar_pfs_reg_operand.
7397 * config/ia64/ia64-protos.h: Update decls.
7398 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
7399 (sibcall_pic): Likewise.
7401 2001-08-18 Richard Henderson <rth@redhat.com>
7403 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
7404 pred_rel_mutex when searching for insn_group_barrier.
7405 * config/ia64/ia64.md (cycle_display): Combine the expander
7408 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
7409 bit before asm as needed.
7411 2001-08-18 Richard Henderson <rth@redhat.com>
7413 * timevar.def (TV_MACH_DEP): New.
7414 * toplev.c (rest_of_compilation): Use it.
7415 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
7417 2001-08-18 Zack Weinberg <zackw@panix.com>
7419 * unwind-dw2.c (execute_stack_op): Add default aborts to
7420 the inner switches to prevent warnings.
7422 2001-08-18 Richard Henderson <rth@redhat.com>
7424 * timevar.h (struct timevar_time_def): Change element type to float.
7425 (ticks_to_msec, clocks_to_msec): Likewise.
7426 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
7427 (get_time): Likewise.
7428 (timevar_print): Adjust zero check and printing to match.
7430 2001-08-18 Zack Weinberg <zackw@panix.com>
7432 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7433 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7434 Eliminate overfull or underfull hboxes.
7436 2001-08-18 Zack Weinberg <zackw@panix.com>
7438 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7440 2001-08-18 Zack Weinberg <zackw@panix.com>
7442 * haifa-sched.c: Convert to target hooks. Macros replaced
7443 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7444 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7445 MD_SCHED_FINISH, and HAVE_cycle_display.
7446 * target-def.h (TARGET_SCHED_ADJUST_COST,
7447 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7448 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7449 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7450 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7451 New hook #defines to be overridden.
7452 (TARGET_SCHED): Bring them all together.
7453 (TARGET_INITIALIZER): Update.
7454 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7455 instead of 'struct rtx_def *' throughout.
7456 (struct sched): New set of hooks for the scheduler.
7457 * Makefile.in (haifa-sched.o): Depend on target.h.
7458 * doc/tm.texi: Document the new scheduler hooks, together in
7459 their own section, instead of scattered around.
7460 Fix a bunch of underfull/overfull hboxes.
7462 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7463 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7464 sparc.h: Don't define any of the old scheduler macros.
7466 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7467 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7468 sparc.c: Create hook functions from code extracted from
7469 corresponding target header, or make existing hooks static, as
7470 appropriate. Set the appropriate entries in targetm.
7472 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7473 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7474 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7475 Remove prototypes for functions which are now static.
7477 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7478 related gunk; the Haifa scheduler is now the only choice.
7480 2001-08-18 Zack Weinberg <zackw@panix.com>
7482 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7483 * genopinit.c: Put floating point divide insns in sdiv_optab.
7484 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7485 * config/gofast.h, config/c4x/c4x.h,
7486 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7487 config/pa/long_double.h, config/rs6000/sysv4.h,
7488 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7489 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7490 (init_optabs): Use init_optabv for overflow-trapping optabs.
7491 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7492 cmp_optab RTX codes so have_insn_for can find them.
7494 * optabs.c (expand_simple_binop, expand_simple_unop,
7495 have_insn_for, gen_sub3_insn): New interfaces.
7496 * expr.h: Prototype new functions.
7497 (enum optab_methods): Move here from optabs.h.
7499 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7500 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7501 Use new functions instead of working directly with optabs.
7502 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7503 unroll.c: Don't include optabs.h.
7504 * caller-save.c, combine.c, function.c, stmt.c: Just include
7505 insn-codes.h, not optabs.h.
7506 * Makefile.in: Update dependencies.
7508 * combine.c (make_compound_operation, simplify_comparison):
7509 Fix typos testing for this or that instruction.
7511 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7513 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7514 generating libgcc.a.
7516 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7518 * except.c (TYPE_HASH): Delete.
7520 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7523 * tree.c (TYPE_HASH): Delete.
7525 * tree.h (TYPE_HASH): Define.
7527 2001-08-18 Graham Stott <grahams@redhat.com>
7529 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7531 (adddi3_internal_2+2): Likewise.
7532 (eh_set_lr_di+1): Likewise.
7534 2001-08-17 Richard Henderson <rth@redhat.com>
7536 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7537 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7538 * dwarf2asm.c: ... here.
7539 * dwarfout.c: Remove them.
7541 * varasm.c (assemble_integer): Add align parameter.
7542 (assemble_real, output_constant, output_constructor): Likewise.
7543 * output.h: Update decls.
7544 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7545 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7546 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7547 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7548 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7551 * final.c (end_final): Abort profile block generation if we
7552 havn't layed it out properly.
7553 * output.h (assemble_eh_integer): Remove stale decl.
7554 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7556 (assemble_integer): Handle unaligned data.
7557 (assemble_real): Abort on unaligned data.
7558 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7560 (default_dtor_section_asm_out_destructor): Use assemble_align.
7561 (default_named_section_asm_out_constructor): Likewise.
7562 (default_ctor_section_asm_out_constructor): Likewise.
7563 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7564 (machopic_asm_out_destructor): Likewise.
7565 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7566 (nextstep_asm_out_destructor): Likewise.
7567 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7568 (vms_asm_out_destructor): Likewise.
7570 2001-08-17 Richard Henderson <rth@redhat.com>
7572 * config/mips/iris6.h (TARGET_IRIX6): New.
7573 (current_section_name, current_section_flags): New.
7574 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7575 (MAX_OFILE_ALIGNMENT): New.
7576 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7577 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7578 (copy_file_data): Split out from
7579 (mips_asm_file_end): ... here.
7580 (mips_asm_file_start): Remove extra .section directive. Use
7581 tmpfile instead of mips_make_temp_file.
7582 (mips_unique_section): Use const char * as needed for warnings.
7583 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7584 re-add align parameter.
7585 (iris6_asm_named_section): New.
7586 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7587 (iris6_asm_output_align, iris6_section_align_1): New.
7588 (iris6_asm_file_start, iris6_asm_file_end): New.
7589 * config/mips/mips-protos.h: Update decls.
7591 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7593 * doc/install.texi (Install GCC): Add links to build status pages.
7595 (Final install): Ditto; request updates for specific info
7597 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7599 * cpperror.c (print_location): Don't take a file name; use the
7601 (_cpp_begin_message): Similarly.
7602 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7603 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7604 (cpp_pedwarn_with_file_and_line): Remove.
7605 * cppfiles.c (stack_include_file): Update; set filename to stdin
7606 here when appropriate.
7607 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7608 (_cpp_begin_message): Don't take a file name.
7609 * cppinit.c: Add comment.
7610 * cpplex.c: Fix end-of-directive indicator.
7611 * cpplib.c: Don't include intl.h.
7612 (run_directive, do_diagnostic): Update.
7613 (do_line): Update to not use nominal_fname.
7614 (cpp_push_buffer): Don't take a filename.
7615 * cpplib.h (struct ht): Remove.
7616 (cpp_push_buffer): Don't take a filename.
7617 (cpp_pedwarn_with_file_and_line): Remove.
7618 * cppmacro.c (struct cpp_macro): Remove file.
7619 (builtin_macro): Update.
7620 (_cpp_create_definition): Update.
7621 * cppmain.c: Correct comment.
7622 * fix-header.c (read_scan_file): Update.
7624 2001-08-17 Kazu Hirata <kazu@hxi.com>
7626 * sbitmap.c: Fix comment formatting.
7627 * sched-deps.c: Likewise.
7628 * sibcall.c: Likewise.
7629 * simplify-rtx.c: Likewise.
7631 * ssa-ccp.c: Likewise.
7632 * stor-layout.c: Likewise.
7633 * timevar.c: Likewise.
7634 * toplev.c: Likewise.
7635 * unwind-dw2.c: Likewise.
7636 * unwind-dw2-fde.c: Likewise.
7637 * varasm.c: Likewise.
7639 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7641 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7642 or larger than an integer in memory.
7644 2001-08-17 Zack Weinberg <zackw@panix.com>
7646 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7647 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7648 * rtl.h: Don't forward-declare union tree_node here. Don't
7649 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7650 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7651 and tree respectively.
7652 * tree.h: Don't forward-declare struct rtx_def here. Don't
7653 typedef tree here. Change all uses of struct rtx_def *,
7654 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7655 and tree respectively.
7657 2001-08-17 Richard Henderson <rth@redhat.com>
7659 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7660 config/mips/openbsd.h: Fix typos last change.
7662 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7664 * doc/invoke.texi (Optimize Options): The default for
7665 -finline-limit is 600.
7667 2001-08-17 Richard Henderson <rth@redhat.com>
7669 * varasm.c (text_section): Allow TEXT_SECTION to override the
7670 printing of TEXT_SECTION_ASM_OP.
7671 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7672 (DATA_SECTION, BSS_SECTION): Remove.
7673 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7674 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7675 Rename from s/_NAME//.
7676 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7677 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7678 (TEXT_SECTION): ... here. New.
7679 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7680 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7681 * config/mips/openbsd.h: Likewise.
7682 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7683 (mips_asm_file_end): Likewise test.
7684 (mips_output_function_epilogue): Likewise. Switch back to data
7685 section after emitting the function.
7687 * doc/tm.texi (Sections): Document TEXT_SECTION.
7689 2001-08-17 Richard Henderson <rth@redhat.com>
7691 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7692 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7694 2001-08-17 Richard Henderson <rth@redhat.com>
7696 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7697 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7698 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7699 Add aligned attribute.
7701 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7703 * config/sh/sh.md: Add modes to unspecs in first insn to match
7704 those in the second.
7706 * Makefile.in: Fix collect2 copy for Cygwin.
7708 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7710 Install the proper patch.
7711 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7712 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7713 (expand_function_start): Likewise.
7714 * stmt.c (expand_decl): Likewise.
7715 * varasm.c (make_decl_rtx): Likewise.
7717 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7719 * final.c: Undo my previous accidental checkin.
7720 * output.h: Likewise.
7721 * tm.texi: Likewise.
7723 2001-08-16 Richard Henderson <rth@redhat.com>
7725 * varasm.c (named_section_flags): Remove align parameter.
7726 * varasm.c, dwarf2out.c: Update all callers.
7727 * output.h: Update prototypes.
7729 * target.h (target.asm_out.named_section): Remove align parameter.
7730 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7731 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7732 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7733 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7734 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7736 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7737 (get_named_section_flags, set_named_section_flags): New.
7738 (named_section_flags): Use them.
7739 (named_section): Do decl vs section flags check here...
7740 (default_section_type_flags): ... not here.
7741 (init_varasm_once): Create in_named_htab.
7742 (resolve_unique_section): Mark reloc unused.
7744 2001-08-16 Richard Henderson <rth@redhat.com>
7746 * varasm.c (force_const_mem): Keep pool alignment in bits.
7747 (output_constant_pool): Use assemble_align.
7749 2001-08-16 Zack Weinberg <zackw@panix.com>
7751 * doc/tm.texi: Remove extra @table command.
7753 2001-08-16 Zack Weinberg <zackw@panix.com>
7755 * final.c (shorten_branches): Clear the end of the label_align
7756 array only if we made it larger. Break up messy expressions
7759 * diagnostic.c (internal_error): Check for error recursion
7760 before doing ICE suppression.
7762 * timevar.c: Timing variables now count in milliseconds.
7763 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7764 (get_time): Not here.
7765 (timevar_print): Don't print any timer whose user, cpu, and
7766 wall times are all zero as displayed.
7767 * timevar.h: Update comment aboout units. Make timevar
7770 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7772 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7773 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7774 (expand_function_start): Likewise.
7775 * stmt.c (expand_decl): Likewise.
7776 * varasm.c (make_decl_rtx): Likewise.
7778 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7780 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7781 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7783 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7785 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7788 2001-08-16 Andreas Jaeger <aj@suse.de>
7790 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7793 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7795 * rtl.h (only_sets_cc0_p): New prototype.
7796 * jump.c (sets_cc0_p): Handle INSN.
7797 (only_sets_cc0_p): New function.
7798 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7799 (tidy_fallthru_edge): Likewise.
7800 * integrate.c (copy_insn_list): Likewise.
7801 * unroll.c (unroll_loop): Likewise.
7802 (copy_loop_body): Likewise.
7804 2001-08-15 Jason Eckhardt <jle@redhat.com>
7806 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7808 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7810 * predict.c (struct block_info_def): Remove nvisited.
7811 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7812 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7814 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7815 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7818 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7820 * predict.def: Update hitrates.
7822 2001-08-15 Richard Henderson <rth@redhat.com>
7824 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7826 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7828 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7829 note from its associated jump.
7831 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7833 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7834 also on 64-bit s390x targets.
7836 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7838 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7840 (arm_expand_prologue): Handled nested functions which take a
7841 variable argument list.
7842 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7843 macro with an invocation of
7844 arm_compute_initial_elimination_offset.
7845 * config/arm/arm-protos.h: Prototype
7846 arm_compute_initial_elimination_offset.
7848 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7850 * doc/install.texi (Specific, avr): Fix markup.
7851 (Specific, c4x): Ditto.
7853 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7855 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7857 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7859 * Makefile.in (OBJS): Add rtl-error.o
7860 (rtl-error.o): New rule.
7861 (diagnostic.o): Adjust dependency.
7862 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7863 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7864 warning_for_asm): Move to...
7865 rtl-error.c: ...here. New file.
7867 2001-08-14 Richard Henderson <rth@redhat.com>
7869 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
7870 if USING_SJLJ_EXCEPTIONS.
7872 2001-08-14 Steve Ellcey <sje@cup.hp.com>
7874 * tlink.c (scan_linker_output): Check string for unsatisfied in
7875 addition to undefined and unresolved.
7877 2001-08-14 Graham Stott <grahams@redhat.com>
7879 * libgcc2.c (*): Replace EH_FRAME_SECTION with
7880 EH_FRAME_SECTION_NAME.
7882 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7884 * genattrtab.c (simplify_test_exp_in_temp): New function.
7885 (simplify_test_exp): Avoid explicit use of temporary obstack.
7886 (simplify_cond, insert_right_side, evaluate_eq_attr,
7887 simplify_and_tree, simplify_or_tree, eliminate_known_true):
7888 Use simplify_test_exp_in_temp.
7889 (optimize_attrs): Iterate until expression stabilizes.
7891 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
7893 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
7894 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
7896 2001-08-13 Richard Henderson <rth@redhat.com>
7898 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
7899 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
7900 * config/arm/conix-elf.h: Likewise.
7902 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7904 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
7906 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
7908 * gcse.c (hash_scan_set): Expressions that are set as part of
7909 jump instructions are not available.
7911 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7913 * config/s390/s390.c (print_operand, s390_function_prologue,
7914 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
7916 2001-08-13 Richard Henderson <rth@redhat.com>
7918 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
7919 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
7920 * doc/tm.texi (Exception Region Output): Document it.
7922 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7924 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
7925 DWARF2 instead of stabs by default.
7927 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7929 * config/rs6000/rs6000.c: Include optabs.h.
7931 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7933 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
7934 save/restore routines.
7935 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
7937 2001-08-13 Andreas Jaeger <aj@suse.de>
7939 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
7940 the english is correct.
7942 2001-08-13 Zack Weinberg <zackw@panix.com>
7944 * expr.h: Split out optab- and libfunc-related code to...
7945 * optabs.h, libfuncs.h: ... these new headers.
7947 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
7949 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
7951 * mkconfig.sh: Don't include insn-codes.h from config.h.
7953 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
7954 enum insn_code is available. Move reload_in_optab and
7955 reload_out_optab array declarations to optabs.h.
7956 * regmove.c (gen_add3_insn): Move to optabs.c, export from
7957 there, prototype in expr.h.
7958 * gencodes.c: Cleanup: zap global variables, don't use
7959 printf where puts will do, don't bother defining MAX_INSN_CODE
7960 which nothing uses, let CODE_FOR_nothing get its value implicitly.
7962 * genemit.c, genopinit.c: Include optabs.h in generated file.
7963 * genoutput.c: Include insn-codes.h in generated file.
7964 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
7965 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
7966 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
7967 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
7968 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
7969 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
7971 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
7972 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
7973 config/m88k/m88k.c, config/sparc/sparc.c:
7975 * reload.c: Include expr.h and optabs.h before reload.h.
7976 * config/alpha/alpha.c: Include tree.h before reload.h.
7977 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
7978 and reload.h in that order.
7979 * config/sparc/sparc.c: Include debug.h.
7980 * recog.c: Include insn-codes.h.
7982 2001-08-13 Andreas Jaeger <aj@suse.de>
7984 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
7987 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
7989 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
7990 * gcc.c (init_spec): Fix typo in comment.
7991 * varasm.c (data_section): Fix typo in comment.
7993 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
7995 * predict.c (dump_prediction): New argument "USED".
7996 (combine_predictions_for_insn): Determine the used heuristics,
7997 output the case no heuristic applied.
7998 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
8000 2001-08-13 Andreas Jaeger <aj@suse.de>
8002 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
8005 2001-08-13 Kazu Hirata <kazu@hxi.com>
8007 * jump.c: Fix formatting.
8009 2001-08-13 Kazu Hirata <kazu@hxi.com>
8011 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
8014 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
8016 * loop.c (check_dbra_loop): Use condjump_label to compute
8019 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
8020 to better document the files they're in.
8022 2001-08-12 Zack Weinberg <zackw@panix.com>
8024 * recog.h (struct insn_operand_data): Shrink 'mode' field
8027 2001-08-12 Kazu Hirata <kazu@hxi.com>
8029 * gcc.c: Fix comment formatting.
8030 * gccspec.c: Likewise.
8033 * genemit.c: Likewise.
8034 * gengenrtl.c: Likewise.
8035 * genrecog.c: Likewise.
8036 * gensupport.c: Likewise.
8037 * ggc-page.c: Likewise.
8038 * global.c: Likewise.
8039 * graph.c: Likewise.
8040 * ifcvt.c: Likewise.
8041 * integrate.c: Likewise.
8043 * libgcc2.c: Likewise.
8045 * mbchar.c: Likewise.
8046 * optabs.c: Likewise.
8047 * predict.c: Likewise.
8048 * prefix.c: Likewise.
8049 * profile.c: Likewise.
8050 * protoize.c: Likewise.
8052 * recog.c: Likewise.
8053 * regclass.c: Likewise.
8054 * regmove.c: Likewise.
8055 * reg-stack.c: Likewise.
8056 * reload1.c: Likewise.
8057 * resource.c: Likewise.
8058 * rtlanal.c: Likewise.
8061 2001-08-12 Kazu Hirata <kazu@hxi.com>
8063 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
8064 a tree representing a constant is passed to the macro.
8066 2001-08-12 Richard Henderson <rth@redhat.com>
8068 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
8069 (rs6000_elf_asm_out_destructor): New.
8070 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
8071 (DTORS_SECTION_ASM_OP): Remove.
8072 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8073 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
8075 2001-08-12 David Edelsohn <edelsohn@gnu.org>
8078 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8079 * gcc.c (set_collect_gcc_options): New function, split out from
8081 Ignore elided switches.
8082 (do_spec_1): Invoke before executing command.
8083 (set_input): Export.
8084 Move declaration ...
8085 * gcc.h (set_input): ... here.
8086 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8089 2001-08-12 Richard Henderson <rth@redhat.com>
8091 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
8092 thinko wrt TARGET_RELOCATABLE.
8094 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
8096 * fix-header.c (cb_file_change): Update prototype.
8098 2001-08-11 Zack Weinberg <zackw@panix.com>
8100 * toplev.c (set_float_handler): Make static.
8101 * toplev.h: Don't prototype set_float_handler.
8103 * simplify-rtx.c: Don't include setjmp.h.
8104 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
8106 (simplify_unary_operation, simplify_binary_operation): Use them,
8107 via do_float_handler.
8109 * fold-const.c: Don't include setjmp.h.
8110 (exact_real_inverse_1): New function.
8111 (exact_real_inverse): Use it, via do_float_handler.
8113 * varasm.c: Don't include setjmp.h.
8114 (assemble_real_1): New function.
8115 (assemble_real): Use it, via do_float_handler.
8116 Call internal_error if we get a trap here.
8118 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
8119 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
8121 2001-08-11 Zack Weinberg <zackw@panix.com>
8123 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
8124 STACK_BOUNDARY if not already defined.
8126 * calls.c, function.c, reload1.c, explow.c: Don't default
8127 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
8128 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
8130 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
8133 * doc/tm.texi: Document that STACK_BOUNDARY is required;
8134 clarify difference between it and PREFERRED_STACK_BOUNDARY.
8136 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8138 * cppmacro.c (enter_macro_context): Push macro expansions even
8141 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8143 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
8144 (rs6000_elf_section_type_flags): Actually return a value.
8146 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8148 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
8149 Clean up code: add missing comments and prototypes, fix warnings,
8150 remove obsolete code, fix spacing to conform to coding style.
8152 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8154 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
8155 and TARGET_ASM_CLOSE_PAREN.
8156 (regclass_map): CC register belongs to class NO_REGS.
8157 (legitimize_pic_address): Don't generate unnecessary moves
8158 (to avoid confusing loop optimization).
8159 (check_and_change_labels): Replace jump_long by indirect_jump.
8160 (s390_final_chunkify): Don't start a new literal pool on section
8161 switch in 64-bit code.
8162 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
8164 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
8165 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
8166 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
8168 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
8169 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
8170 (CONST_COSTS): Fixed incorrect costs.
8172 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
8173 Use emit_jump instead of emit_jump_insn (gen_jump).
8174 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
8175 (to avoid confusing flow analysis).
8176 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
8177 (casesi, casesi_jump): New.
8178 (jump_long): Removed. Functionality merged into indirect_jump.
8179 (indirect_jump): Accept address_operand, not just register_operand.
8180 (cjump_long, icjump_long): Use same logic as indirect_jump.
8181 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
8182 Fixed broken setjmp/longjmp handling.
8183 (do_builtin_setjmp_setup): Removed.
8185 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
8186 broken GNU as versions that don't accept .quad with large
8187 negative values. Use hexadecimal output instead.
8188 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
8189 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
8190 FUNCTION_EPILOGUE): Removed. Now in targetm.
8192 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
8194 * config/s390/fixdfdi.h: Add missing copyright statement.
8195 Fix type conflicts on 64-bit. Add missing SFmode routines.
8197 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
8200 2001-08-11 Richard Henderson <rth@redhat.com>
8202 * rtl.h (REG_EH_RETHROW): Remove.
8203 * rtl.c (reg_note_name): Update.
8204 * combine.c (distribute_notes): Don't check for it.
8206 2001-08-11 Richard Henderson <rth@redhat.com>
8208 * combine.c (distribute_notes): Place REG_SETJMP.
8210 2001-08-11 Richard Henderson <rth@redhat.com>
8212 * doc/extend.texi (Arrays and pointers implementation): Discourage
8213 relying on sign-extension of pointers.
8215 2001-08-11 H.J. Lu <hjl@gnu.org>
8217 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
8219 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
8220 RDATA_SECTION_ASM_OP.
8222 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8224 * doc/install.texi (Specific, c4x): Fix cross-reference to the
8225 main manual to work both for info and HTML versions.
8227 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8228 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8230 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
8231 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
8232 (struct cpp_pool): New member first.
8233 * cppinit.c (append_include_chain): Plug memory leaks.
8234 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
8235 Allocate pragma structures from the (aligned) macro pool to
8236 avoid leaking memory.
8237 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
8238 so we don't leak memory.
8239 * hashtable.c (ht_destroy): New.
8240 * hashtable.h (ht_destroy): New.
8242 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8243 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8245 * c-lex.c (map): Make const.
8246 (cb_file_change): Update for callback passing a line map.
8247 Don't assume we have a previous map. Remove sanity check
8248 about popping too many files.
8249 * cpperror.c (print_location): Make map const.
8250 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
8251 (cpp_make_system_header): Similarly.
8252 (search_from): Similarly.
8253 (_cpp_execute_include): Don't remember where we came from.
8254 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
8255 (struct cpp_reader): Make map const.
8256 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
8257 * cpplib.c (do_line): Update; line maps now hold sysp.
8258 (cpp_push_buffer): Similarly.
8259 (_cpp_do_file_change): Similarly; callback with map instead.
8260 (cpp_get_line_maps): Constify return value.
8261 (_cpp_pop_buffer): Update.
8262 * cpplib.h (struct cpp_file_change): Remove.
8263 (struct cpp_callbacks): Update.
8264 (cpp_get_line_maps): Constify return value.
8265 * cppmacro.c (_cpp_create_definition): Update.
8266 * cppmain.c (struct printer): Constify map.
8267 (maybe_print_line): Similarly.
8268 (print_line): Similarly. Deduce flags 1 and 2 here.
8269 (cb_file_change): Update.
8270 * line-map.c (free_line_maps): Warn regardless.
8271 (add_line_map): Return pointer to const. When passed NULL to_file
8272 with LC_LEAVE, use the obvious values for the return point so the
8273 caller doesn't have to figure them out.
8274 (lookup_line): Return pointer to const.
8275 (print_containing_files): Take pointer to const.
8276 * line-map.h (struct line_map): New members reason, sysp.
8277 (add_line_map): Return pointer to const.
8278 (lookup_line): Similarly.
8279 (print_containing_files): Take pointer to const.
8281 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
8282 Richard Henderson <rth@redhat.com>
8284 * regmove.c (regmove_optimize): Avoid setting a register twice in
8287 2001-08-10 Richard Henderson <rth@redhat.com>
8289 * doc/extend.texi (Arrays and pointers implementation): Document
8290 behavior of pointer/integer conversion.
8292 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
8294 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
8296 2001-08-10 Richard Henderson <rth@redhat.com>
8298 * doc/extend.texi (C Implementation): New chapter.
8299 * doc/gcc.texi (Top): Link it in.
8301 2001-08-10 Andrew Cagney <ac131313@redhat.com>
8303 * doc/install.texi (Specific): Fix CVS merge botch.
8305 2001-08-10 Richard Henderson <rth@redhat.com>
8307 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
8308 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
8310 2001-08-10 Zack Weinberg <zackw@stanford.edu>
8312 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
8313 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
8314 this macro is now required.
8316 * cselib.c (cselib_process_insn), flow.c (propagate_block),
8317 loop.c (find_and_verify_loops), reload.c (reload): Check
8318 for rtx code of CALL_INSN, not CALL, when deciding if we
8319 need to check for REG_SETJMP note.
8321 * gcse.c (compute_hash_table, compute_store_table): Update
8322 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
8325 * config/avr/avr.c: Fix typo.
8326 * config/convex/convex.c (expand_movstr): Use adjust_address.
8327 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
8329 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
8330 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
8332 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
8333 Do define STACK_BOUNDARY.
8334 * config/i370/i370.c: Include expr.h.
8335 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
8336 config/pa/som.h, config/v850/v850.h: Take in_ctors and
8337 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
8338 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
8339 * config/m88k/m88k.c: Include c-tree.h after expr.h.
8340 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
8341 * config/romp/romp.c: Include expr.h after tree.h.
8343 (output_fpop): Use xmalloc, not oballoc.
8344 * config/we32k/we32k.c: Include expr.h.
8346 2001-08-10 Kazu Hirata <kazu@hxi.com>
8348 * config/h8300/h8300.h: Fix formatting.
8350 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8352 * c-common.h (RETURN_NULLIFIED_P): Lose.
8353 * c-semantics.c (genrtl_return_stmt): Don't check it.
8355 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8357 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
8358 (mips_annotate_frame_insn): New function.
8359 (mips_emit_frame_related_store): New function.
8360 (save_restore_insns): Don't mark instructions that set up the base
8361 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
8362 the store instructions instead.
8363 (mips_expand_prologue): If the stack size is moved into a temporary
8364 register, do not mark that move as frame-related. Add a
8365 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
8367 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8369 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
8370 stack slot as unchanging if current_function_calls_eh_return.
8372 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8374 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
8375 access the second half of the TFmode scratch operand.
8377 2001-08-10 Anthony Green <green@redhat.com>
8379 * java/class.c (emit_register_classes): Conditionalize code on
8382 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8384 * doc/install.texi (Specific, avr): Fix cross-reference to the
8385 main manual to work both for info and HTML versions.
8387 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8389 * stmt.c (expand_null_return_1): Remove code to generate simple returns
8390 and "use_goto" argument.
8391 (expand_null_return, expand_value_return): Update all callers.
8392 * function.c (expand_function_end): Remove code to generate simple
8394 * config/vax/vax.md (epilogue): New expander for function return.
8395 * doc/md.texi (epilogue): Remove "if defined".
8397 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8399 * Makefile.in: Partially revert my previous change:
8400 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
8401 of the hashtab.o and safe-ctype.o rules.
8403 2001-08-09 Richard Henderson <rth@redhat.com>
8405 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
8406 (USE_COLLECT2): Remove duplicate definition.
8407 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
8408 (use_collect2): Remove dead code.
8409 * configure.in (use_collect2): Remove will_use_collect2 and
8410 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
8411 * configure: Rebuild.
8413 * target.h (targetm.asm_out.constructor): New.
8414 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
8415 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
8416 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
8417 * varasm.c (in_ctors, in_dtors): New.
8418 (assemble_constructor, assemble_destructor): Remove.
8419 (default_stabs_asm_out_destructor): New.
8420 (default_named_section_asm_out_destructor): New.
8421 (dtors_section, default_dtor_section_asm_out_destructor): New.
8422 (default_stabs_asm_out_constructor): New.
8423 (default_named_section_asm_out_constructor): New.
8424 (ctors_section, default_ctor_section_asm_out_constructor): New.
8425 * output.h: Update declarations.
8426 * c-decl.c (c_expand_body): Use target hooks instead of
8427 assemble_constructor and assemble_destructor.
8428 * profile.c (output_func_start_profiler): Likewise.
8429 * objc/objc-act.c (finish_objc): Likewise.
8430 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8431 for the constructor.
8432 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8434 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8435 (DTORS_SECTION_ASM_OP): Likewise.
8436 (__CTOR_LIST__): Use attribute section when possible.
8437 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8439 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8440 ASM_OUTPUT_CONSTRUCTOR.
8442 * config/darwin.c (machopic_asm_out_constructor): New.
8443 (machopic_asm_out_destructor): New.
8444 * config/darwin-protos.h: Update declarations.
8445 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8446 (ASM_OUTPUT_DESTRUCTOR): Remove.
8447 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8448 * config/nextstep.c (nextstep_asm_out_constructor): New.
8449 (nextstep_asm_out_destructor): New.
8450 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8451 (ASM_OUTPUT_DESTRUCTOR): Remove.
8452 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8453 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8454 ASM_OUTPUT_*STRUCTOR.
8455 * config/i386/aix386ng.h: Likewise.
8457 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8458 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8459 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8460 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8461 * config/lynx.h: Likewise.
8462 * config/netware.h: Likewise.
8463 * config/psos.h: Likewise.
8464 * config/alpha/alpha-interix.h: Likewise.
8465 * config/alpha/elf.h: Likewise.
8466 * config/arc/arc.h: Likewise.
8467 * config/arm/aof.h: Likewise.
8468 * config/arm/coff.h: Likewise.
8469 * config/arm/elf.h: Likewise.
8470 * config/c4x/c4x.h: Likewise.
8471 * config/h8300/h8300.h: Likewise.
8472 * config/i386/cygwin.h: Likewise.
8473 * config/i386/djgpp.h: Likewise.
8474 * config/i386/i386-coff.h: Likewise.
8475 * config/i386/i386-interix.h: Likewise.
8476 * config/i386/sco5.h: Likewise.
8477 * config/i386/vsta.h: Likewise.
8478 * config/i386/win32.h: Likewise.
8479 * config/i960/i960-coff.h: Likewise.
8480 * config/ia64/sysv4.h: Likewise.
8481 * config/m68hc11/m68hc11.h: Likewise.
8482 * config/m68k/coff.h: Likewise.
8483 * config/m68k/mot3300.h: Likewise.
8484 * config/m88k/m88k.h: Likewise.
8485 * config/mcore/mcore-pe.h: Likewise.
8486 * config/mcore/mcore.h: Likewise.
8487 * config/mips/elf.h: Likewise.
8488 * config/mips/elf64.h: Likewise.
8489 * config/mips/iris6.h: Likewise.
8490 * config/pa/pa64-hpux.h: Likewise.
8491 * config/rs6000/sysv4.h: Likewise.
8492 * config/sh/sh.h: Likewise.
8493 * config/sparc/litecoff.h: Likewise.
8495 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8496 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8497 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8498 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8499 (ASM_OUTPUT_DESTRUCTOR): Remove.
8500 * config/a29k/a29k.c: Move include of tree.h.
8501 * config/a29k/udi.h: Delete file.
8502 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8503 (vms_asm_out_destructor): New.
8504 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8505 (EXTRA_SECTION_FUNCTIONS): Likewise.
8506 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8507 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8508 * config/c4x/c4x.c: Move include of tree.h.
8509 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8510 (clix_asm_out_destructor): New.
8511 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8512 (ASM_OUTPUT_DESTRUCTOR): Remove.
8513 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8514 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8515 (TARGET_ASM_CONSTRUCTOR): New.
8516 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8517 (sco_asm_out_constructor): New.
8518 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8519 * config/i386/svr3gas.h: Remove stack grows up code.
8520 Remove code duplicated from i386/sysv3.h.
8521 (TARGET_ASM_CONSTRUCTOR): New.
8522 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8523 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8524 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8525 (TARGET_ASM_CONSTRUCTOR): New.
8526 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8527 (m68hc11_asm_out_destructor): New.
8528 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8529 (TARGET_ASM_DESTRUCTOR): New.
8530 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8531 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8532 config/svr3.h pertaining to section manipulation.
8533 * config/m68k/dpx2g.h: Remove #if 0 code.
8534 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8535 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8536 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8537 (TARGET_ASM_CONSTRUCTOR): New.
8538 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8539 (m88k_svr3_asm_out_constructor): New.
8540 (m88k_svr3_asm_out_destructor): New.
8541 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8542 (ASM_OUTPUT_DESTRUCTOR): Remove.
8543 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8544 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8545 * config/rs6000/aix.h: Likewise.
8546 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8547 * config/mips/vxworks.h: Likewise.
8548 * config/rs6000/lynx.h: Likewise.
8549 * config/sh/elf.h: Likewise.
8550 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8551 (DTORS_SECTION_ASM_OP): New.
8552 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8553 (ASM_OUTPUT_DESTRUCTOR): Remove.
8554 * config/sparc/sol2-sld-64.h: Likewise.
8555 * config/vax/vax.c (vms_asm_out_constructor): New.
8556 (vms_asm_out_destructor): New.
8557 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8558 (ASM_OUTPUT_DESTRUCTOR): Remove.
8559 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8561 * doc/tm.texi (@node Initialization): Update.
8563 2001-08-09 Richard Henderson <rth@redhat.com>
8565 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8566 (__do_global_dtors_aux): Use gp-relative static data to avoid
8567 one dynamic relocation.
8568 (__do_frame_setup): Register Java classes.
8569 * config/alpha/crtend.asm (__JCR_END__): New.
8571 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8573 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8574 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8575 (GEN, STAGESTUFF): Add new files.
8576 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8577 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8578 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8579 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8580 as well as insn-codes.h and insn-flags.h in config.h; and no
8581 extra headers in tconfig.h and hconfig.h.
8583 * gencodes.c: Eliminate code to generate predicate declarations
8584 or #defines for md-file constants.
8585 * genconstants.c, genpreds.c: New files.
8587 * i386.md: Re-order guard expressions such that TARGET_64BIT
8588 comes first, when this permits better optimization. Add
8589 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8590 why this is desirable.
8592 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8594 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8595 (find_fde_for_dso): Remove.
8596 (_Unwind_IteratePhdrCallback): New.
8597 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8598 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8600 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8602 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8603 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8605 2001-08-09 Graham Stott <grahams@redhat.com>
8607 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8608 (vis_no_unit): Use it.
8609 (visualize_no_unit): Add the insn only if room exists.
8611 2001-08-09 Graham Stott <grahams@redhat.com>
8613 * predict.c (estimate_probability): Replace magic numbers with
8614 appropriate enumeration.
8616 2001-08-09 Graham Stott <grahams@redhat.com>
8618 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8620 (EXTRACT_FLAGS): Likewise.
8622 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8624 * config/mips/mips.c (mips_legitimate_address_p): Check for
8625 CONST_INT in last patch.
8627 2001-08-08 Anthony Green <green@redhat.com>
8629 * java/class.c (emit_register_classes): Use assemble_jcr if
8630 possible. Keep the original mechanism as a fallback.
8631 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8632 and weak symbol support.
8633 * crtstuff.c (__JCR_LIST__): Define.
8634 (__JCR_END__): Define.
8635 (_Jv_RegiserClasses): Define weak symbol if possible.
8636 (__do_global_ctors_aux): Register classes for ELF targets with
8637 weak symbol support.
8639 2001-08-08 Kazu Hirata <kazu@hxi.com>
8641 * dbxout.c: Fix comment formatting.
8642 * dependence.c: Likewise.
8644 * diagnostic.c: Likewise.
8645 * dominance.c: Likewise.
8646 * doprint.c: Likewise.
8647 * dwarf2out.c: Likewise.
8648 * dwarfout.c: Likewise.
8649 * emit-rtl.c: Likewise.
8650 * except.c: Likewise.
8651 * explow.c: Likewise.
8652 * expmed.c: Likewise.
8655 * fold-const.c: Likewise.
8656 * function.c: Likewise.
8658 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8660 * global.c (retry_global_alloc): Avoid shadowing allocno.
8662 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8664 * except.c (remove_fixup_regions): Fix typo.
8666 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8668 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8669 unsigned HOST_WIDE_INT to avoid warning.
8670 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8671 * flow.c (set_block_for_new_insns): Likewise.
8673 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8675 * sibcall.c (return_value_pseudo): New static variable.
8676 (skip_copy_to_return_value): Handle return_value_pseudo.
8677 (call_ends_block_p): Ensure that return_value_pseudo is set.
8678 (optimize_sibling_and_tail_recursive_call): Discover the
8679 load of pseudo return value in alternate exit block.
8681 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8683 * calls.c (ECF_ALWAYS_RETURN): New constant.
8684 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8685 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8686 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8687 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8688 * rtl.c (reg_note_name): New name.
8689 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8691 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8693 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8695 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8697 * alias.c (get_alias_set): Return a previously calculated
8698 alias set for a VAR_DECL.
8699 * function.c (gen_mem_addressof): Calculate the alias set before
8702 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8704 * predict.def: Set hitrates according our experimental run.
8706 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8708 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8710 2001-08-08 H.J. Lu <hjl@gnu.org>
8712 * config/mips/mips.c (mips_unique_section): New. Copied from
8715 * config/mips/mips-protos.h (mips_unique_section): New
8718 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8720 * config/mips/little.h: New. Generic little endian mips
8721 targets. Only mips*-*-linux* is converted to use it so far.
8723 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8724 (WCHAR_TYPE): Defined
8725 (WCHAR_TYPE_SIZE): Likewise.
8726 (INIT_SUBTARGET_OPTABS): Likewise.
8727 (BSS_SECTION_ASM_OP): Likewise.
8728 (SBSS_SECTION_ASM_OP): Likewise.
8729 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8730 (ASM_DECLARE_OBJECT_NAME): Likewise.
8731 (UNIQUE_SECTION): Likewise.
8732 (EXTRA_SECTIONS): Likewise.
8733 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8734 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8735 (ASM_OUTPUT_DEF): Likewise.
8736 (HANDLE_SYSV_PRAGMA): Removed.
8737 (NO_IMPLICIT_EXTERN_C): Likewise.
8738 (TARGET_MEM_FUNCTIONS): Likewise.
8739 (STARTFILE_SPEC): Likewise.
8740 (ENDFILE_SPEC): Likewise.
8741 (LIB_SPEC): Likewise.
8742 (INVOKE__main): Likewise.
8743 (CTOR_LIST_BEGIN): Likewise.
8744 (CTOR_LIST_END): Likewise.
8745 (DTOR_LIST_BEGIN): Likewise.
8746 (DTOR_LIST_END): Likewise.
8747 (SET_ASM_OP): Likewise.
8748 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8749 (ASM_OUTPUT_DEF): Likewise.
8750 (ASM_OUTPUT_IDENT): Likewise.
8752 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8753 (CPLUSPLUS_CPP_SPEC): Likewise.
8754 (ASM_APP_ON) Redefine only if not defined.
8755 (ASM_APP_OFF): Likewise.
8756 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8757 (ASM_OUTPUT_IDENT): Likewise.
8759 * config.gcc: Update tm_file for Linux/mips.
8761 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8763 * cselib.c (cselib_record_sets): If insn is predicated, turn
8764 sources into IF_THEN_ELSEs.
8766 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8767 Turn into define_insn_and_split.
8769 * sched-deps.c: Include "cselib.h".
8770 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8771 Use cselib to turn memory addresses into VALUEs.
8772 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8773 * sched-int.h (struct sched_info): New member USE_CSELIB.
8774 * sched-ebb.c (ebb_sched_info): Initialize it.
8775 * sched-rgn.c (rgn_sched_info): Likewise.
8776 * Makefile.in (sched-deps.o): Update dependencies.
8778 * cselib.h (cselib_subst_to_values): Declare.
8779 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8780 that have no value and autoincs to be handled by generating a new
8783 2001-08-08 Graham Stott <grahams@redhat.com>
8785 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8786 within fixed length SEQUENCE.
8788 2001-08-08 Graham Stott <grahams@redhat.com>
8790 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8791 (diagnostic_prefixing_rule): Likewise.
8792 (diagnostic_line_cutoff): Likewise.
8793 (diagnostic_kind_count): Likewise.
8795 2001-08-08 Graham Stott <grahams@redhat.com>
8797 * alias.c (find_base_decl): Delete redundent assignment.
8799 2001-08-08 Graham Stott <grahams@redhat.com>
8801 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8802 (abs): Uppercase and paranthesize macro parameter.
8803 (MEM_DEPENDENCY): Add whitespace.
8805 2001-08-08 Graham Stott <grahams@redhat.com>
8807 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8808 failure check for CONST_INT
8810 2001-08-08 Graham Stott <grahams@redhat.com>
8812 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8813 (libcall_dead_p): Likewise.
8815 (mark_used_regs): Constify fmt.
8816 (find_use_as_address): Likewise.
8818 2001-08-08 Graham Stott <grahams@redhat.com>
8820 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8823 2001-08-08 Graham Stott <grahams@redhat.com>
8825 * combine.c (combine_simplify_rtx): Update comment and
8826 remove erroneous test.
8828 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8830 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8831 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8832 take care to avoid multiple no-newline at EOF warnings in that
8835 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8837 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8838 (emit_library_call_value_1): Likewise.
8839 (emit_call_1): Emit REG_SETJMP note.
8840 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8842 * cselib.c (cselib_process_insn): Likewise.
8843 * flow.c (propagate_block): Likewise.
8844 * loop.c (find_and_verify_loops): Likewise.
8845 * reload.c (find_equiv_regs): Likewise.
8846 * reload1.c (reload): Likewise.
8847 * resource.c (mark_referenced_resources,
8848 mark_set_resources): Likewise.
8849 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8850 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8851 * haifa-sched.c (unlink_other_notes): Likewise.
8852 (reemit_notes): Likewise.
8853 * sched-ebb.c (sched_ebb): Likewise.
8854 * sched-rgc.c (sched_region): Likewise.
8855 * rtl.c (note_insn_name): Likewise.
8856 (reg_note_name): Add REG_SETJMP
8857 * rtl.h (reg_note): Add REG_SETJMP.
8858 (insn_note): Remove NOTE_INSN_SETJMP.
8860 * profile.c (branch_prob): Add fake edges for setjmp.
8862 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8864 * config.gcc: Quote target_cpu_default2 correctly for
8865 powerpc*-*-* targets.
8867 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8869 * cpplib.h, line-map.h: Update comments.
8870 * cppmain.c (printer_init): Move inline.
8871 (maybe_print_line, print_line): Take a map pointer.
8872 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
8873 (cb_file_change): Don't use prior value of print.map.
8875 2001-08-07 David Edelsohn <edelsohn@gnu.org>
8877 * doc/install.texi: Document fine-grained multilib configuration.
8879 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8881 * rtlanal.c (find_first_parameter_load): Call note_stores
8882 only on the instructions.
8884 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8886 * alias.c (nonlocal_mentioned_p):
8887 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
8888 * calls.c (emit_call_1): Likewise.
8889 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
8890 * cselib.c (cselib_process_insn): Likewise.
8891 * df.c (df_insns_modify): Likewise.
8892 * flow.c (need_fake_edge_p): Likewise.
8893 (propagate_one_insn): Likewise.
8894 * haifa-sched.c (reemit_notes): Likewise.
8895 * integrate.c (copy_insn_list): Likewise.
8896 * jump.c (delete_prior_computation): Likewise.
8897 * local-alloc.c (validate_equiv_mem): Likewise.
8898 * loop.c (scan_loop): Likewise.
8899 * predict.c (estimate_probability): Likewise.
8900 * reload.c (reload): Likewise.
8901 * sched-deps (sched_analyze): Likewise.
8902 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
8903 * gcse.c (compute_hash_table): Likewise.
8904 (mark_call): Likewise.
8905 (store_killed_in_insn): Likewise.
8907 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
8909 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
8911 2001-08-06 Richard Henderson <rth@redhat.com>
8913 * varasm.c (assemble_gc_entry): Remove.
8914 * output.h: Likewise.
8916 2001-08-06 Richard Henderson <rth@redhat.com>
8918 * varasm.c (assemble_constructor): Take a symbol_ref and a
8919 priority instead of a bare string. Move priority handling
8920 here from cp/decl2.c.
8921 * output.h: Update decls.
8923 * c-decl.c (c_expand_body): Update calls to assemble_constructor
8924 and assemble_destructor.
8925 * profile.c (output_func_start_profiler): Likewise.
8926 * objc/objc-act.c (finish_objc): Likewise.
8927 (build_module_descriptor): Return the symbol not the symbol name.
8929 2001-08-06 David Edelsohn <edelsohn@gnu.org>
8931 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
8932 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
8933 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
8934 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
8935 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
8936 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
8938 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8940 * cpperror.c (print_containing_files): Moved to line-map.c.
8941 (print_location): line-map.c handles re-listing or otherwise.
8942 * cpphash.h (struct lexer_state): Remove next_bol.
8943 (struct cpp_buffer): Remove include_stack_listed.
8944 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8945 Remove faked buffer handling.
8946 (_cpp_do_file_change): Tweak.
8947 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
8948 * cppmain.c (struct printer): Remove filename.
8949 (print_line, cb_file_change): Update accordingly.
8950 * line-map.c: Include intl.h.
8951 (init_line_maps): Initialize last_listed.
8952 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
8953 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
8954 (print_containing_files): New.
8955 * line-map.h (struct line_maps): New member last_listed.
8956 (print_containing_files, INCLUDED_FROM): New.
8957 * Makefile.in: Update.
8958 * po/POTFILES.in: Add line-map.c.
8960 2001-08-06 Richard Henderson <rth@redhat.com>
8962 * except.c (convert_from_eh_region_ranges_1): Never mark
8963 USE or CLOBBER insns as throwing.
8965 * expr.c (store_constructor): Don't clobber memory targets.
8967 2001-08-06 Andreas Jaeger <aj@suse.de>
8969 * profile.c (branch_prob): Remove unused variable insn.
8971 * Makefile.in (local-alloc.o): Add dependency on except.h.
8973 * local-alloc.c: Include except.h for can_throw_internal prototype.
8975 2001-08-06 Richard Henderson <rth@redhat.com>
8977 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
8978 * function.c (expand_main_function): Implement it.
8979 * doc/tm.texi: Document it.
8981 2001-08-06 Stan Shebs <shebs@apple.com>
8983 * doc/install.texi: Document powerpc-*-darwin* details.
8985 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
8987 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
8988 (ASM_CPU_SPEC): Move back to rs6000.h
8989 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
8991 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
8993 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
8996 * config/rs6000/linux64.h: Ditto.
8998 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8999 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
9002 Remove accidently readded definitions of FUNCTION_PROLOGUE,
9003 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
9005 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9008 2001-08-05 Richard Henderson <rth@redhat.com>
9010 * local-alloc.c (update_equiv_regs): Do not move insns that
9013 2001-08-05 Jan Hubicka <jh@suse.cz>
9015 * Makefile.in (reload1.o): Add dedendancy on except.h
9016 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
9018 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
9019 indicating wehther edges has been cleaned up.
9020 * reload1.c: Inlucde except.h
9021 (fixup_abnormal_edges): Accept deleted insns.
9022 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
9025 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9027 * cpplib.c (do_line): Correct line number after pop_buffer.
9029 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9031 PR preprocessor/3824
9032 * line-map.c: Update comments.
9033 * line-map.h: Update comments.
9034 * tradcif.y: Don't consider large numbers unsigned.
9036 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9038 PR preprocessor/3081
9039 * c-lex.c (map): New.
9040 (cb_file_change): Update map and use it.
9041 (cb_def_pragma, cb_define, cb_undef): Use map and line.
9042 (c_lex): Update to use map.
9043 * cpperror.c (print_location): Move to using logical line numbers.
9044 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
9045 (cpp_make_system_header): Similarly.
9046 (_cpp_execute_include): Stop line numbering hacks. Store the
9047 line we will return to.
9048 * cpphash.h (CPP_BUF_LINE): Remove.
9049 (struct cpp_buffer): Remove lineno and pseudo_newlines.
9050 Add map and return_to_line.
9051 (_cpp_do_file_change): Update.
9052 * cppinit.c (cpp_start_read): Update line kludge.
9053 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
9054 (trigraph_ok): Use logical line numbers for diagnostics.
9055 (skip_block_comment): Likewise.
9056 (skip_whitespace): Likewise.
9057 (skip_line_comment): Use pfile->line instead.
9058 (_cpp_lex_token): Update to use logical line numbering exclusively.
9059 Handle BOL locally. Accept new lines in directives, but keep
9060 pfile->line decremented. Diagnostics use logical lines. Update
9062 * cpplib.c (SEEN_EOL): New.
9063 (skip_rest_of_line, check_eol): Use it.
9064 (end_directive): Increase line number when accepting the newline
9065 at the end of a directive.
9066 (run_directive): Simplify.
9067 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
9068 (_cpp_do_file_change): Update to take buffer line number as an
9069 argument, and store the current map in the cpp_reader. Remove
9070 line number kludges.
9071 (_cpp_do__Pragma): Restore output position after a _Pragma.
9072 (cpp_push_buffer): Don't set output line or lineno.
9073 (_cpp_pop_buffer): Transfer more info from a faked buffer.
9074 Remove line kludge. Set output_line.
9075 * cppmacro.c (builtin_macro): Update handling of __LINE__.
9076 (parse_arg): Use logical lines.
9077 (save_lookahead_token): Save EOFs too now.
9078 * cppmain.c (struct printer): Fix comments.
9079 (printer_init): Simplify, let caller do errors.
9080 (scan_translation_unit, check_multiline_token, dump_macro): Update.
9081 (maybe_print_line): Simplify.
9082 (print_line): Don't print a linemarker if -P.
9083 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
9084 (cb_file_change): Simplify.
9085 * line-map.h (LAST_SOURCE_LINE): Fix.
9086 (CURRENT_LINE_MAP): New.
9088 2001-08-05 Bernd Schmidt <bernds@redhat.com>
9090 * doloop.c (doloop_modify_runtime): Properly compute number of
9091 iterations if loop was unrolled.
9093 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
9094 if their CSELIB_VAL_PTRs are.
9096 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
9097 (setup_spill_pointers): Initialize it.
9098 (spill_restore_mem): Set it.
9099 (do_spill, do_restore): Use it to add REG_INC note.
9100 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
9102 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
9103 asms if other insns are available.
9105 * config/ia64/ia64.c (condop_operator): New predicate.
9106 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
9107 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
9110 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
9111 temporary register than directly using a MEM.
9113 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9115 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
9116 parameter in last change.
9118 2001-08-04 Zack Weinberg <zackw@panix.com>
9120 * sparc.md: Don't use #if inside C test expression.
9122 2001-08-04 Richard Henderson <rth@redhat.com>
9124 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
9126 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
9128 * cpphash.h (struct cpp_reader): New member directive_line.
9129 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
9130 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
9131 do_pragma): Pass line to callbacks.
9132 (start_directive): Record line of directive.
9133 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
9134 cb_include): Similarly.
9135 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
9138 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9140 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
9143 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9145 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
9147 * reload1.c (fixup_abnormal_edges): New static function.
9150 * flow.c (need_fake_edge_p): New function.
9151 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
9152 avoid call insn to be very last insn in the insn stream.
9154 * profile.c (branch_prob): Call flow_call_edges_add instead of
9155 doing that by hand; cleanup cfg to re-merge basic blocks once
9158 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9160 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
9161 are also on line-map.h.
9162 * cppfiles.c (stack_include_file): Update.
9163 * cpphash.h (struct cpp_buffer): New member return_at_eof.
9164 (_cpp_pop_buffer): New.
9165 * cppinit.c (cpp_destroy, cpp_finish): Update.
9166 (do_includes): Mark each buffer to return at EOF.
9167 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
9168 return as requested.
9169 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
9170 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
9171 * cpplib.h (cpp_pop_buffer): Remove.
9172 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
9173 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
9175 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
9177 (do_preprocessing): Update.
9178 * fix-header.c (read_scan_file): Update. No need to pop buffers.
9179 * c-parse.in (_yylex): Similarly.
9180 * scan-decls.c (scan_decls): Similarly.
9181 * line-map.h: Update comments.
9183 * objc/Make-lang.in (objc-act.o): Update dependencies.
9185 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9187 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
9188 and soft register for operand 0.
9189 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
9191 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9193 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
9194 register for operand 0.
9195 ("bitcmpqi_z_used"): Allow memory for operand 0.
9196 (split "bitcmpqi"): New split to handle address reg as operand 1.
9198 2001-08-04 Andreas Jaeger <aj@suse.de>
9200 * gcse.c: Revert Daniel's last patch.
9202 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9204 * sparc-protos.h: Add prototypes for fp_zero_operand and
9206 * sh-protos.h: Add prototype for fpul_operand.
9208 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9210 * doc/extend.texi (Other Builtins): Fix typo in last change.
9212 2001-08-03 Richard Henderson <rth@redhat.com>
9214 * target.h (gcc_target): Add asm_out.named_section,
9215 section_type_flags, have_named_sections.
9216 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
9217 (TARGET_HAVE_NAMED_SECTIONS): New.
9218 (TARGET_SECTION_TYPE_FLAGS): New.
9220 * Makefile.in (toplev.o): Depend on TARGET_H.
9221 (varasm.o, dbxout.o): Likewise.
9222 * c-common.c (decl_attributes): Check targetm.have_named_sections
9223 instead of ifdef ASM_OUTPUT_SECTION_NAME.
9224 * dbxout.c (dbxout_function_decl): Likewise.
9225 (dbxout_function_end): Likewise.
9226 * toplev.c (compile_file): Likewise.
9227 * varasm.c (exception_section): Likewise.
9228 * cp/decl2.c (finish_objects): Likewise.
9230 * defaults.h (EH_FRAME_SECTION): Remove.
9231 (EH_FRAME_SECTION_ASM_OP): Remove.
9232 (EH_FRAME_SECTION_NAME): New.
9233 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
9234 (UNIQUE_SECTION_P): Remove.
9235 * dwarf2out.c (SECTION_FORMAT): Remove.
9236 (ASM_OUTPUT_SECTION): Remove.
9237 (output_call_frame_info): Use named_section_flags.
9238 (output_comp_unit, dwarf2out_start_source_file): Likewise.
9239 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
9240 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
9241 * varasm.c (in_eh_frame, eh_frame_section): Remove.
9242 (named_section_flags): New.
9243 (named_section): Use it and targetm.section_type_flags.
9244 (resolve_unique_section): New.
9245 (assemble_start_function): Use it.
9246 (asm_emit_uninitialised, assemble_variable): Likewise.
9247 (default_section_type_flags): New.
9248 (default_no_named_section, default_elf_asm_named_section): New.
9249 (default_coff_asm_named_section, default_pe_asm_named_section): New.
9250 * output.h: Update varasm.c decls.
9251 (SECTION_*): New flags.
9253 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
9254 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
9256 * config/elfos.h (UNIQUE_SECTION_P): Remove.
9257 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
9258 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
9259 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9260 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
9261 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
9262 * config/mips/elf.h, config/mips/elf64.h: Likewise.
9263 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
9264 * config/pa/pa64-hpux.h,
9266 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
9267 (TARGET_ASM_NAMED_SECTION): New.
9268 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
9269 * config/alpha/vms.h, config/arm/coff.h: Likewise.
9270 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
9271 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
9272 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
9273 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
9274 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9275 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
9276 * config/i386/sco5.h, config/i386/win32.h: Likewise.
9277 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
9278 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
9279 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
9280 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
9281 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
9282 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
9283 * config/sparc/sysv4.h: Likewise.
9285 * config/nextstep.h: Error until named sections implemented.
9287 * config/a29k/a29k.c (a29k_asm_named_section): New.
9288 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
9289 (vms_section_type_flags, vms_asm_named_section): New.
9290 * config/arm/arm.c (arm_elf_asm_named_section): New.
9291 * config/avr/avr.c (asm_output_section_name): Remove.
9292 * config/avr/avr-protos.h: Update.
9293 * config/c4x/c4x.c (c4x_asm_named_section): New.
9294 * config/h8300/h8300.c (h8300_asm_named_section): New.
9295 * config/i386/i386.c (sco_asm_named_section): New.
9296 * config/i386/winnt.c (SECTION_PE_SHARED): New.
9297 (i386_pe_section_type_flags): New.
9298 (i386_pe_asm_named_section): New.
9299 * config/i386/i386-protos.h: Update.
9300 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
9301 * config/mcore/mcore.c (mcore_asm_named_section): New.
9302 * config/mips/mips.c (iris6_asm_named_section): New.
9303 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
9304 instead of UNIQUE_SECTION_P.
9305 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
9306 (xcoff_asm_named_section): New.
9307 * config/sh/sh.c (sh_asm_named_section): New.
9308 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
9310 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
9311 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
9312 (EH_FRAME_SECTION_NAME): New.
9313 (EXCEPTION_SECTION): New.
9314 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
9315 (DEBUG_*_SECTION): Remove.
9316 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
9317 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
9318 (EH_FRAME_SECTION_ASM_OP): Remove.
9320 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
9321 (ASM_OUTPUT_SECTION_NAME): Remove.
9322 (TARGET_ASM_NAMED_SECTION): New.
9323 (TARGET_HAVE_NAMED_SECTIONS): New.
9324 (TARGET_SECTION_TYPE_FLAGS): New.
9325 (EH_FRAME_SECTION_ASM_OP): Remove.
9326 (EH_FRAME_SECTION_NAME): New.
9328 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9330 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
9331 for complex expressions when cfun == 0.
9332 * doc/extend.texi: Document that __builtin_constant_p can be
9333 used in data initializers as well as functions.
9335 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
9337 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
9338 variable I locally, instead of expecting a declaration in the
9341 2001-08-03 Richard Henderson <rth@redhat.com>
9343 * except.c (collect_one_action_chain): Add an explicit cleanup
9344 action if regions surrounding a catch were encoded entirely
9345 within the call-site entry.
9347 2001-08-03 Richard Henderson <rth@redhat.com>
9349 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
9350 don't take REGNO of a non-register.
9352 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9354 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
9355 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
9356 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
9357 (__gthread_mutex_init_function): New function for mutex initialization.
9359 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9361 * Makefile.in: Revert screwed up commit.
9363 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9365 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
9366 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
9367 merged by linker script to get a final _exit().
9368 (__do_global_dtors): New for destructor handling in specific exit
9370 (__do_global_ctors): New for constructors in specific install section.
9371 (__map_data_section): Map data sections before running constructors.
9372 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
9373 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
9374 (DTORS_SECTION_ASM_OP): Likewise.
9375 (CTORS_SECTION_FUNCTION): Define to force a reference to
9377 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
9379 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9381 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
9383 * Makefile.in: Add df.h to gcse.c dependencies.
9385 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9387 * varasm.c (output_constant_def_contents): Use for the length of a
9388 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
9389 depending on which is larger.
9391 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9393 * gcse.c: Include df.h for use as a dataflow analyzer.
9395 Declaration of reg_set_info: gone.
9396 New df_analyzer variable used by store motion.
9397 (reg_set_info): Deleted.
9398 (mark_mem_regs): New function, analyze regs used by a mem.
9399 (store_ops_ok): Use dataflow analyzer results to determine if
9400 necessary regs are changed in the block.
9401 (find_moveable_store): Remove check for symbol ref, we can handle
9402 much more complex expressions now.
9403 (compute_store_table): Remove most of the code, it's unnecessary
9404 now that the dataflow analyzer records the info for us.
9405 (store_killed_after): Add parameter to say whether to do the
9406 store_ops_okay test, used to speed up testing when we already know
9407 the answer, and just want to know if the store itself was killed.
9408 (build_store_vector): Largely rewritten to calculate the various
9409 vectors properly, and somewhat optimized.
9410 (store_motion): Init the df_analyzer, get REG_DEF chains.
9411 Also handle trapping expressions (since mems almost always trap)
9412 (simple_mem): Redefine what a simple mem is.
9414 2001-08-03 DJ Delorie <dj@redhat.com>
9416 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
9417 set from a constant part of the condition.
9419 2001-08-01 Andrew Cagney <ac131313@redhat.com>
9421 * mkdeps.c (deps_add_default_target): Make local variable
9422 ``start'' a const char pointer.
9423 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
9425 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9427 * doc/install.texi (Configuration): Fix markup.
9428 (Specific, i?86-*-udk): Likewise.
9429 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9431 Document --enable-threads and --enable-libgcj status.
9432 (Specific, mips-sgi-irix*): Canonicalize triples.
9433 (Specific, mips-sgi-irix5): Warn about problems with this config.
9434 Mention required GNU as patch.
9435 Native assembler problems are fixed.
9436 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9437 Document --enable-threads and --enable-libgcj status.
9439 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9441 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9444 2001-08-03 Richard Henderson <rth@redhat.com>
9446 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9449 2001-08-03 Richard Henderson <rth@redhat.com>
9451 * rtlanal.c (find_first_parameter_load): Stop if we
9452 reach a CODE_LABEL at BOUNDARY.
9454 2001-08-03 Richard Henderson <rth@redhat.com>
9456 * config/alpha/alpha.md (force_movdi): New insn.
9457 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9458 Tweek FRP marking of VMS prologue insns.
9459 * config/alpha/vms.h (EPILOGUE_USES): New.
9461 2001-08-02 Richard Henderson <rth@redhat.com>
9463 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9465 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9467 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9468 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9469 config/convex/convex.h, config/d30v/d30v.c,
9470 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9471 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9472 config/mips/mips.h, config/mn10200/mn10200.h,
9473 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9474 config/v850/v850.h, config/vax/openbsd.h,
9475 config/vax/openbsd1.h, config/vax/ultrix.h,
9476 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9477 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9478 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9479 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9480 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9481 in comments and documentation.
9483 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9487 * Makefile.in (line-map.o): New.
9488 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9489 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9490 * cpperror.c (print_containing_files): Similarly.
9491 (print_location): Update. Don't output a space before _Pragma.
9492 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9493 (stack_include_filee, cpp_make_system_header): Update.
9494 (_cpp_execute_include): Get logical line number right for calling
9495 as-yet-unterminated #include.
9496 * cpphash.h (struct cpp_reader): Add line_maps.
9497 (_cpp_do_file_change): Update.
9498 * cppinit.c (cpp_create_reader): Initialize line maps.
9499 (cpp_destroy): Destroy line maps.
9500 (cpp_start_read): Get logical line number right.
9501 * cpplex.c (parse_string): Only warn once for multi-line strings.
9502 Use boolean variable for null warning.
9503 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9505 (do_include_common): End the directive early.
9506 (do_line): Don't warn about out-of-range lines in preprocessed
9507 source. Update. Remove unused variables.
9508 (_cpp_do_file_change): Update for new line mapping.
9509 (pragma_cb): New typedef.
9510 (cpp_register_pragma): Stop looking ahead before calling the
9512 (do_pragma_system_header): End directive early.
9513 (cpp_get_line_maps): New.
9514 (cpp_pop_buffer): Fudge logical line. Update.
9515 * cpplib.h: Include line-map.h
9516 (enum cpp_fc_reason): Remove.
9517 (struct cpp_file_change): Update.
9518 (cpp_get_line_maps): New.
9519 * cppmain.c (struct_printer): New member map.
9520 (cb_file_change): Update for new mappings.
9521 * fix-header.c (cb_file_change): Similarly.
9523 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9525 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9526 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9528 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9530 * config/vax/vax.c: include expr.h.
9532 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9534 * Makefile.in ($(srcdir)/configure): Only rebuild in
9536 ($(srcdir)/config.in): Only define in maintainer mode.
9537 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9539 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9541 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9543 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9545 * gcc.c (set_collect_gcc_options): New function, split out from
9547 Ignore elided switches.
9548 (do_spec_1): Invoke before executing command.
9549 (set_input): Export.
9550 Move declaration ...
9551 * gcc.h (set_input): ... here.
9552 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9555 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9558 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9560 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9562 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9564 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9565 for the unnamed instructions it expands to.
9567 2001-08-02 Richard Henderson <rth@redhat.com>
9569 * regclass.c (call_really_used_regs): Conditionally define.
9570 (init_reg_sets_1): Don't use it if not defined.
9571 (fix_register): Similarly, don't set it.
9573 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9575 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9576 Correct comment that had been missed in the previous change.
9578 2001-08-01 Stan Shebs <shebs@apple.com>
9580 * config/darwin.c (machopic_stub_name): Try matching by name.
9581 (update_stubs): New function.
9582 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9585 2001-08-01 Richard Henderson <rth@redhat.com>
9587 * except.c (output_function_exception_table): Use assemble_align.
9588 * varasm.c (assemble_eh_label): Remove.
9589 (assemble_eh_align, assemble_eh_integer): Remove.
9591 2001-08-01 Robert Lipe <robertl@caldera.com>
9593 * dwarfout.c: Remove reference to README.DWARF.
9595 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9597 * regclass.c (call_really_used_regs): New array for registers which
9598 are actually used by a call.
9599 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9601 (fix_register): Set call_really_used too.
9602 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9603 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9605 2001-08-01 Richard Henderson <rth@redhat.com>
9607 * read-rtl.c (read_name): Consider \r whitespace.
9609 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9611 * config.gcc: Recognize powerpc-*-netbsd*.
9613 * doc/install.texi (Host/target specific installation notes for
9614 GCC): Mention powerpc-*-netbsd*.
9616 * config/rs6000/netbsd.h: New file.
9617 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9618 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9619 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9620 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9621 (TARGET_VERSION): Redefine.
9623 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9624 mcall-netbsd as a match for mcall-sysv.
9625 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9626 (ncrti.S, ncrtn.S): New targets.
9627 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9629 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9630 "netbsd' as a V4 ABI.
9631 (ASM_SPEC): Check for -mcall-netbsd.
9632 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9633 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9634 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9635 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9636 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9637 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9638 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9640 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9641 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9643 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9645 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9646 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9647 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9648 including "unwind-pe.h".
9650 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9652 * rs6000.md (define_splits): Kill unused constraints.
9654 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9655 Jan Hubicka <jh@suse.cz>
9657 * function.c (thread_prologue_and_epilogue_insns): Kill code
9658 dealing with non-existent CFG.
9660 2001-08-01 Kazu Hirata <kazu@hxi.com>
9662 * alias.c: Fix comment formatting.
9663 * bitmap.c: Likewise.
9664 * builtins.c: Likewise.
9665 * calls.c: Likewise.
9666 * c-common.c: Likewise.
9667 * c-decl.c: Likewise.
9668 * c-dump.c: Likewise.
9669 * c-lex.c: Likewise.
9670 * collect2.c: Likewise.
9671 * combine.c: Likewise.
9672 * conflict.c: Likewise.
9673 * cppfiles.c: Likewise.
9674 * cppinit.c: Likewise.
9675 * cpplex.c: Likewise.
9676 * cpplib.c: Likewise.
9677 * cppmacro.c: Likewise.
9678 * cppspec.c: Likewise.
9679 * c-pragma.c: Likewise.
9680 * crtstuff.c: Likewise.
9682 * cselib.c: Likewise.
9683 * c-semantics.c: Likewise.
9684 * c-typeck.c: Likewise.
9686 2001-08-01 H.J. Lu <hjl@gnu.org>
9688 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9690 2001-08-01 H.J. Lu <hjl@gnu.org>
9692 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9694 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9696 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9697 contextualizing Objective-C class name lookup by the lexer.
9698 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9700 (protocoldef): Add support for forward @protocol declarations.
9701 (yylexname): Suppress ObjC class name lookup in certain contexts;
9702 re-enable after lookup is complete.
9703 (_yylex): Re-enable ObjC class name lookup when certain
9704 punctuation marks are seen.
9706 * objc/objc-act.c (check_protocol_recursively): New function used
9707 for finding circular dependencies in protocols.
9708 (objc_declare_protocols): New function for handling forward
9709 @protocol declarations.
9710 (receiver_is_class_object): Detect the case when 'self' is used
9711 inside of a class method.
9712 (build_message_expr): Issue a warning if class method is desired
9713 but instance method is found instead.
9714 (conforms_to_protocol): Streamline.
9715 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9716 protocol Foo, even if 'Bar foo' does not.
9717 (check_protocols): Streamline.
9718 (start_protocol): Add checks for circular and duplicate protocol
9720 (encode_aggregate_within): For typedefs of structs, encode the
9722 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9723 (objc_declare_protocols): New prototype.
9725 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9727 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9728 * cpplex.c (handle_newline): Update prototype. Maintain logical
9730 (skip_escaped_newlines, skip_block_comment, parse_string):
9732 (_cpp_lex_token): Update, and store token position within the token.
9733 * cpplib.h (struct cpp_token): Add line and column entries.
9734 * cppmacro.c (replace_args): Position stringified tokens correctly.
9736 2001-08-01 Andreas Jaeger <aj@suse.de>
9738 * basic-block.h: Add prototype for last_loop_beg_note.
9740 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9742 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9743 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9745 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9746 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9747 expand_decl_cleanup.
9748 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9750 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9751 operand while calling simple_cst_equal.
9752 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9753 operand is the cleanup expression, the third is the RTL_EXPR.
9754 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9756 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9758 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9760 2001-07-31 matthew green <mrg@eterna.com.au>
9762 * config.gcc (i386-*-netbsdelf): New description.
9763 * config/i386/netbsd-elf.h: New file.
9765 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9767 * loop.c (check_dbra_loop): Use single_set to compute
9770 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9772 PowerPC reorg and support for powerpc64-*-linux*.
9774 Also fixes emitting of constants on 32 bit and 64 bit
9777 * config.gcc: powerpc64-*-linux* is a new target.
9778 Things that needed aix.h now also include xcoff.h
9780 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9782 Move AIX specific stuff into aix.h.
9783 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9784 with more than just XCOFF now.
9785 (SET_ASM_OP): Remove, now defined where needed.
9786 (FUNCTION_PROLOGUE): New macro definition.
9787 (FUNCTION_EPILOGUE): New macro definition.
9788 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9790 * config/rs6000/xcoff.h: New file.
9792 * config/rs6000/linux64.h: New file.
9794 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9796 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9798 * rs6000.c (print_operand_address): Handle ELF syntax.
9799 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9800 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9801 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9803 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9805 * rs6000.c (rs6000_override_options): Only disable
9806 flag_function_sections for XCOFF.
9807 (exact_log2_cint_operand): New predicate.
9808 (reg_or_{add,sub}_cint64_operand): New predicates.
9809 (add_operand): Compare CONST_INT with fewer function calls.
9810 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9811 (print_operand, case 'p'): Ensure positive operand.
9812 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9813 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9814 (PREDICATE_CODES): Add new predicates.
9815 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9816 (divsi3, modsi3): Ensure positive power-of-2.
9817 (adddi3): Use new predicate. Split 32-bit constants more
9818 correctly. Re-arrange splitter to handle any constant.
9819 (subdi3): Use new predicate.
9820 (divdi3, moddi3): Ensure positive power-of-2.
9821 (movdi): Use rs6000_emit_set_const.
9822 (load_toc_v4_pic_di): Delete.
9824 2001-07-31 Graham Stott <grahams@redhat.com>
9826 * function.c (pad_below): Revert 2001-07-26 patch.
9828 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9830 * reg-stack (convert_regs_1): Fix best edge condition.
9832 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9834 * jump.c (duplicate_loop_exit_test): Better test for jumps
9835 entering the loop; create loop pre_header.
9837 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9839 * doc/install.texi: Add s390 and s390x as new targets.
9840 * doc/invoke.texi: Add documentation of S/390 and zSeries
9842 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9844 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9846 * config/m68k/m68k.md: Replace all general_operand with
9847 nonimmediate_operand for all destinations.
9848 * config/m68k/m68k.c (not_sp_operand): Likewise.
9850 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9852 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9854 2001-07-30 Richard Henderson <rth@redhat.com>
9856 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9857 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9859 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9861 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9862 Add missing doc strings
9863 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9864 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9866 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
9868 * i386.c (ix86_output_main_function_alignment_hack): New function.
9869 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
9871 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
9872 edges by EDGE_DFS_BACK flag.
9873 (dump_edge_info): Add dfs_back flag.
9874 * basic-block.h (EDGE_DFS_BACK): New constant.
9875 (mark_dfs_back_edges): Declare.
9876 * alias.c (loop_p): Remove.
9877 (mark_constant_function): Use mark_dfs_back_edges.
9879 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
9880 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
9881 (compensate_edge): Break out from ...
9882 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
9883 (convert_regs_2): Set block_done once block is really done;
9884 Do updating of the predecesors counts.
9886 * toplev.c (rest_of_compilation): Recompute block_for_insn
9887 before post-reload cfg_cleanup.
9888 * function.c (thread_prologue_epilogue_insns):
9889 Call set_block_for_new_insns when emitting prologue directly.
9891 2001-07-30 Andreas Jaeger <aj@suse.de>
9893 * jump.c: Add prototype for mark_modified_reg.
9895 * cse.c (set_live_p): Add unused attribute.
9897 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
9899 (scan_for_source_files): Use long for count to avoid overflow.
9900 (output_data): Likewise.
9901 (output_data): Don't use string concatatenation to silence gcc
9904 * predict.c: Fix typos and grammar.
9906 * gcse.c (insert_insn_end_bb): Remove unused variables.
9908 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
9910 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
9911 (attempt_auto_inc): LIkewise.
9912 (mark_used_reg): Likewise.
9913 (try_pre_increment_1): Likewise.
9914 * regclass.c (regclass): Likewise.
9915 * global.c (allocno_compare): Update comment; change scaling factor.
9916 * local-alloc.c (QTY_CMP_PRI): Likewise.
9917 * regs.h (REG_FREQ_FROM_BB): New.
9918 (REG_FREQ_MAX): Likewise.
9920 2001-07-30 H.J. Lu <hjl@gnu.org>
9922 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
9925 2001-07-30 H.J. Lu (hjl@gnu.org)
9927 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
9928 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9929 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
9931 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
9933 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
9934 as -mthumb-interwork when -mcpu=arm7 is specified.
9936 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9938 * predict.def (noreturn, loop branch, loop exit): Mark as first
9941 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
9943 * combine.c (try_combine): Avoid barrier after noop jumps.
9945 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9947 * cpphash.h (struct cpp_reader): Remove import_warning.
9948 * cpplib.c (skip_rest_of_line): Don't bother turning off
9950 (parse_include): Move include handling to...
9951 (do_include_common): ... here. Move import warning from...
9952 (do_import): ... here.
9953 (do_pragma_poison): Don't do a callback for poison identifiers.
9954 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
9955 * cppmain.c (setup_callbacks): Similarly.
9957 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9959 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
9960 handle multiple sets.
9961 * except.c (sjlj_mark_call_sites): .... here.
9962 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
9964 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9966 Suggested by Richard Henderson and Richard Kenner:
9967 * combine.c (recog_for_combine): Use the fake recog
9968 only if instruction does not match.
9969 * rtl.h (NOOP_MOVE_INSN_CODE): New.
9970 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
9972 * combine.c (try_combine): Discover noop jump as direct jump.
9974 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
9976 * df.c (df_rd_global_compute): Add successors to worklist, not
9978 (df_ru_global_compute): Ditto.
9980 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
9982 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
9983 increment REG_N_SETS.
9985 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
9987 * sbitmap.h: New prototype for sbitmap_a_xor_b.
9989 * sbitmap.c (sbitmap_a_xor_b): New function.
9990 ifdef the basic block stuff on IN_GCC.
9992 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9994 * cppexp.c (parse_defined): Always record the macro name.
9995 (lex): Don't worry about identifiers, or special-case
9997 (_cpp_parse_expr): Figure out at the end of the routine
9998 whether we saw a valid !defined() expression.
9999 * cppfiles.c (stack_include_file): Update for mi_valid.
10000 (_cpp_pop_file_buffer): Similarly.
10001 * cpplex.c (_cpp_lex_token): Similarly.
10002 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
10003 mi_if_not_defined, mi_lexed): Remove.
10005 * cpplib.c (do_if): Simplify.
10006 (do_endif, push_conditional, _cpp_handle_directive): Update
10007 for renaming of mi_state to mi_valid.
10009 * cpp.texi: Add index entries for digraphs, and add comment
10010 that C++ refers to them as alternative tokens.
10012 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
10014 * basic-block.h (CLEANUP_PRE_LOOP): New.
10015 * except.c (finish_eh_generation): Update call of cleanup_cfg.
10016 * sibcall.c (optimize_sibling_calls): Likewise.
10017 * toplev.c (rest_of_compilation): Likewise.
10018 * flow.c (try_forward_edges): Take argument MODE;
10019 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
10020 (try_optimize_cfg): Update call of try_forward_edges.
10022 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10023 Jan Hubicka <jh@suse.cz>
10025 * (validate_replace_rtx_1): Fix simplification of MINUS.
10027 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
10029 PR preprocessor/3669
10030 * cppinit.c (init_dependency_output): Turn off dump requests
10031 if sending dependencies to stdout.
10033 2001-07-28 Richard Henderson <rth@redhat.com>
10035 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
10038 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
10040 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
10042 2001-07-28 Kazu Hirata <kazu@hxi.com>
10044 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
10045 is VAR_DECL first to prevent an ICE.
10047 2001-07-28 Richard Henderson <rth@redhat.com>
10049 * varasm.c (immed_real_const_1): Don't elide special cases for
10051 (clear_const_double_mem): Clear const_tiny_rtx too.
10053 2001-07-28 Richard Henderson <rth@redhat.com>
10055 * dwarf2out.c (dw_val_class_offset): New.
10056 (struct dw_ranges_struct, dw_ranges_ref): New.
10057 (ranges_table, ranges_table_allocated): New.
10058 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
10059 (add_AT_offset, add_ranges, output_ranges): New.
10060 (print_die, output_die): Handle dw_val_class_offset.
10061 (attr_checksum, size_of_die, value_format): Likewise.
10062 (gen_lexical_block_die): Handle non-contiguous blocks.
10063 (gen_block_die): Likewise.
10064 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
10065 if needed. Dump the ranges table.
10066 * final.c (final_start_function): Remove unnecessary notes and
10067 rebuild the block tree before numbering the blocks.
10068 * function.c (reorder_blocks_0): Walk the existing block tree
10069 to unmark all blocks.
10070 (reorder_blocks_1): Create block fragments when duplicate block
10072 (reorder_fix_fragments): New.
10073 (reorder_blocks): Call it.
10074 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
10076 2001-07-28 Richard Henderson <rth@redhat.com>
10078 * emit-rtl.c (adjust_address): Make a copy of the memory address.
10080 2001-07-28 Richard Henderson <rth@redhat.com>
10082 * flow.c (add_to_mem_set_list): New function.
10083 (init_propagate_block_info): Use it.
10084 (mark_set_1): Likewise.
10085 (insn_dead_p): Canonicalize memory address for dead store
10086 comparison. Allow wider mode stores to kill narrower mode stores.
10087 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
10088 (invalidate_mems_from_set): Don't handle MEMs.
10090 2001-07-28 Kazu Hirata <kazu@hxi.com>
10092 * config/h8300/h8300.h: Fix formatting.
10094 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10096 * basic-block.h (EDGE_FREQUENCY): New macro.
10097 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
10099 * flow.c (find_sub_basic_blocks): Likewise.
10100 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
10101 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
10103 * predict.c (DEF_PREDICTOR): New argument FLAGS.
10104 (HITRATE): New macro.
10105 (PRED_FLAG_FIRST_MATCH): New constant.
10106 (predictor_info): New field flgags.
10107 (combine_predictions_for_insn): Use DS theory to combine
10108 probabilities; set the edge probabilities when finished.
10109 (estimate_probability): Avoid duplicated matches
10110 of LOOP_BRANCH heuristics for nested loops; update comment.
10111 * predict.def: Add flags for each prediction, set probabilities
10112 according to B&L paper.
10113 * predict.h (DEF_PREDICTOR): New argument FLAGS.
10115 * profile.c (compute_branch_probabilities): Cleanup way the edge
10116 probabilities are computed and REG_BR_PROB notes are dropped; if
10117 values does not match, emit error.
10118 (init_branch_prob): Do error instead of warning when profile driven
10119 feedback is missing or corrupt.
10121 2001-07-27 DJ Delorie <dj@redhat.com>
10123 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
10124 against a constant, try to adjust the compare to have the desired
10125 constant in it so that min/max optimizations happen more often.
10127 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10129 * flow.c (last_loop_beg_note): New function.
10130 (redirect_edge_and_branch): Use it.
10131 (split_edge): Likewise.
10133 * alias.c (loop_p): Avoid uninitialized memory access.
10135 * flow.c (try_forward_edges): Avoid accessing freed memory.
10137 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
10140 2001-07-26 Andrew Haley <aph@redhat.com>
10141 Joern Rennecke <amylaar@redhat.com>
10143 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
10144 (SUBTARGET_CPP_ENDIAN_SPEC): New.
10145 (SUBTARGET_CPP_SPEC): New.
10146 (CPP_SPEC): Remove.
10147 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
10148 (SUBTARGET_CPP_PTR_SPEC): New.
10149 (CPP_DEFAULT_CPU_SPEC): New.
10150 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
10151 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10152 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
10153 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10154 (SUBTARGET_CPP_SPEC): Define as an empty string.
10156 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10158 * doc/install.texi (Configuration): Properly link the host
10159 specific instructions also when generating HTML.
10161 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
10163 * flow.c (redirect_edge_and_branch_force): Test
10164 target->global_live_at_start.
10166 2001-07-26 Richard Henderson <rth@redhat.com>
10168 * simplify-rtx.c (avoid_constant_pool_reference): Export.
10169 * rtl.h (avoid_constant_pool_reference): Declare it.
10170 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
10171 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
10173 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10175 * rtl.h (cleanup_barriers): Declare.
10176 * jump.c (cleanup_barriers): New function.
10177 * toplev.c (rest_of_compilation): Call cleanup_barriers
10178 before loop optimizer and after bb_reorder.
10180 * flow.c (back_edge_of_syntactic_loop_p): New.
10181 (split_edge): Use it.
10183 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10185 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
10187 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
10189 * cse.c (cse_process_notes): Replace any registers if the address
10192 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
10194 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
10195 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
10196 (propagate_block): Update prototype.
10197 * flow.c (update_life_info): Simplify the CFG and
10198 recalculate the global regs which are alive when
10199 removing dead code during a global update.
10200 (propagate_block): Return non-zero if an INSN is
10203 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10205 * Makefile.in (LIBICONV): Define.
10207 2001-07-26 Catherine Moore <clm@redhat.com>
10209 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
10210 of conditional to avoid tree checking errors.
10212 2001-07-26 Kazu Hirata <kazu@hxi.com>
10214 * regmove.c (regmove_optimize): Don't replace a reg with
10215 another reg of a different mode.
10217 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
10219 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
10220 limit length of dependency flush list.
10221 * params.h (MAX_PENDING_LIST_LENGTH): Define.
10222 * sched-int.h (struct deps): Add pending_flush_length field.
10223 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
10224 has 1 element in it.
10225 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
10226 (sched_analyze): After a jump, if the pending memory flush list is too
10227 large, flush the pending lists.
10228 (init_deps): Initialize pending_flush_length to 0.
10229 * doc/invoke.texi (max_pending_list_length): Document parameter.
10231 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
10233 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
10234 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
10235 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
10237 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10239 * cpphash.h (struct_lexer_state): Delete was_skipping.
10240 Move skipping here from struct cpp_reader.
10241 * cpplex.c (parse_identifier): Update.
10242 (_cpp_lex_token): Don't skip tokens in a directive.
10243 * cpplib.c (struct if_stack): Update.
10244 (start_directive, end_directive): Don't change skipping state.
10245 (_cpp_handle_directive): Update.
10246 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
10247 (do_else, do_endif): Update; only check for excess tokens if not
10248 in a skipped conditional block.
10249 (push_conditional): Update for new struct if_stack.
10251 2001-07-26 Graham Stott <grahams@redhat.com>
10253 * function.c (locate_and_pad_parm): Also pad initial offset
10254 so that the total argument size also includes the padding.
10256 2001-07-26 Graham Stott <grahams@redhat.com>
10258 * gensupport.c (alter_output_for_insn): Correct enable checking failure
10259 change XSTR to XTMPL.
10261 (process_one_cond_exec): Likewise
10263 2001-07-25 Richard Henderson <rth@redhat.com>
10265 * varasm.c (assemble_variable): Create DECL_RTL before setting
10268 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
10270 * predict.c (estimate_probability): Avoid duplicated predictions.
10272 * loop.c (find_and_verify_loops): Grok multiple barriers.
10274 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10276 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
10278 * dbxout.c: Consistently use putc instead of fputc.
10279 (print_wide_int): New function; call instead of direct fprintf.
10280 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
10281 (dbxout_type_fields, dbxout_type_method_1): Likewise.
10282 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
10283 (print_int_cst_octal): Likewise.
10284 (print_octal): Show we wrote characters.
10285 (dbxout_type): Set have_used_extensions in more places.
10287 2001-07-25 Catherine Moore <clm@redhat.com>
10289 * config/v850/v850.c (v850_va_arg): Use addr
10290 instead of valist to build incr.
10292 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
10294 * flow.c (delete_dead_jumptables): New function.
10295 (life_analyzis): Call it.
10296 * bb-reorder.c (skip_insns_after_block): Handle contradictory
10299 2001-07-25 Richard Henderson <rth@redhat.com>
10301 * except.c (reachable_handlers): Handle a region being removed
10302 out from under a RESX.
10304 2001-07-25 Richard Henderson <rth@redhat.com>
10306 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
10307 swap GE/GT if it is an fp comparison.
10309 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
10311 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
10314 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
10316 * ssa.c (rename_insn_1): Do not wrap an assignment to a
10317 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
10320 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
10321 throw an exception.
10322 (visit_expression): When attempting to simplify an expression,
10323 retrieve any modes for arguments before they are simplified
10326 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10327 Janis Johnson <janis@us.ibm.com>
10329 * stmt.c (expand_goto): A nonlocal goto can be a call too.
10330 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
10331 pointer parameters to match documented usage of nonlocal_goto.
10332 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
10333 parameters to their correct order.
10334 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
10335 parameters to their correct order.
10337 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10339 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
10341 2001-07-25 Jan Hubicka <jh@suse.cz>
10342 Richard Henderson <rth@redhat.com>
10344 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
10346 (make_edges): New argument update_p; populate the edge cache if set.
10347 (find_basic_blocks): Update make_edges invocation.
10349 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10351 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
10353 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10355 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
10356 -Acpu and -Amachine.h.
10357 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
10358 Corrected header to say ELF not a.out.
10359 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
10360 when given -msoft-float.
10362 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10364 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
10365 extra multilib parts like arm-elf.
10366 (i960-*-coff*, i960-*-rtems): Should not use collect2.
10367 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
10368 crtfini.o as extra multilib parts.
10370 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10372 * configure.in: Add rtems as a supported thread model.
10373 * gthr-rtems.h: Add missing entry point __gthread_active_p.
10374 * configure: Rebuilt.
10376 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
10378 * stor-layout.c (get_mode_alignment): make it work when
10379 BITS_PER_UNIT is not a power of two.
10380 * builtins.c (get_pointer_alignment): Likewise.
10382 2001-07-24 Richard Henderson <rth@redhat.com>
10384 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
10385 the retrieved constant into the expected mode.
10387 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10389 * flow.c (try_simplify_condjump): Avoid duplicated edges.
10390 (verify_flow_info): Check for duplicated edges; clarify
10393 * flow.c (block_label): Update basic_block_for_insn.
10394 (commit_edge_insertions): Call compute_bb_for_insn.
10396 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
10399 * flow.c (redirect_edge_and_branch,
10400 try_optimize_cfg): Use redirect_edge_succ_nodup
10401 (redirect_edge_succ_nodup): New.
10402 * basic_block.h (redirect_edge_succ_nodup): Declare.
10404 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
10407 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
10409 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
10410 (try_crossjump_to_edge): Update commetns.
10411 (try_crossjump_bb): Likewise.
10413 2001-07-24 Richard Henderson <rth@redhat.com>
10415 * combine.c (distribute_notes): Move set of need_refresh
10416 for noop_move_p down to catch all cases.
10418 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
10420 * recog.c (split_all_insns_noflow): New.
10421 * rtl.h (split_all_insns_noflow): Declare.
10422 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
10423 * m68hc11.c (m68hc11_reorg): Likewise.
10424 * sh.c (machine_dependent_reorg): Likewise.
10425 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
10428 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10430 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10431 (ashlsi3_n splitter): Likewise.
10432 (lshrsi3_n splitter): Likewise.
10434 (GOTaddr2picreg): Make const SImode.
10435 (sym_label2reg): Likewise.
10436 (symGOT2reg): Likewise.
10437 (symGOTOFF2reg) Likewise.
10439 (casesi_worker_0): Make unspec SImode.
10441 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10443 * config/sh/sh.c (barrier_align): Check that an operand really is
10444 an insn before extracting its INSN_CODE.
10446 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10448 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10451 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10452 for SImode to prevent overflow.
10454 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10456 * config/mips/irix6-libc-compat.c: New file.
10457 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10458 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10459 passing workaround.
10461 2001-07-24 lars brinkhoff <lars@nocrew.org>
10463 * rtl.texi (REG_POINTER): Document.
10464 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10465 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10467 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10469 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10471 2001-07-23 Richard Henderson <rth@redhat.com>
10473 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10475 2001-07-23 Kazu Hirata <kazu@hxi.com>
10477 * config/h8300/h8300-protos.h: Add a prototype for
10478 general_operand_dst_push.
10479 * config/h8300/h8300.c (general_operand_dst_push): New.
10480 * config/h8300/h8300.h (OK_FOR_T): New.
10481 (EXTRA_CONSTRAINT): Use it.
10482 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10483 the existing movqi pattern.
10484 (movhi_push): Likewise.
10486 * reload.c: Fix comment typos.
10488 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10490 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10492 2001-07-23 H.J. Lu (hjl@gnu.org)
10494 * doc/extend.texi: Update __builtin_return_address and
10495 __builtin_frame_address.
10497 2001-07-23 Richard Henderson <rth@redhat.com>
10499 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10501 * config/i386/i386.md: New setcc+movzbl peephole2.
10503 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10505 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10506 * objc/objc-act.c: Include debug.h.
10507 (synth_module_prologue): Save and restore debug hooks too.
10509 2001-07-23 lars brinkhoff <lars@nocrew.org>
10511 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10512 and C4X_FLOAT_FORMAT.
10513 (BOOL_TYPE_SIZE): Document.
10515 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10517 * unroll.c (loop_iterations): Fix miscalculation of initial
10520 2001-07-13 Andrew Haley <aph@redhat.com>
10522 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10523 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10524 * config/sh/sh.c (sh_can_redirect_branch): New function.
10525 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10526 * reorg.c (steal_delay_list_from_target): Use
10527 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10529 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10531 * flow.c (try_simplify_condjump): Unlink insn chain on
10532 fallthru edge; use can_fallthru.
10534 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10536 * basic-block.h (find_sub_basic_block): Declare.
10537 * flow.c (make_edges): New arguments MIN and MAX;
10538 (find_sub_basic_blocks): Revamp to use make_edges
10539 and purge_dead_edges.
10540 (find_basic_blocks): Update call of find_sub_basic_block.
10542 * recog.c (split_all_insns): Always expect CFG to be consistent;
10543 call find_sub_basic_blocks in case something has changed.
10544 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10547 * basic-block.h (delete_noop_moves): Declare.
10548 * combine.c (combine_instructions): Call it.
10549 (recog_for_combine): Tolerate noop moves
10550 (distribute_notes): Force refresh when register dies at noop move.
10551 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10553 (life_analysis): Update delete_noop_moves call.
10554 (set_noop_p): Move too ...
10555 * rtlanal.c (noop_move_p): ... here.
10556 * rtl.h (noop_move_p): Declare.
10558 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10559 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10561 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10562 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10564 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10566 * reload.c (push_reload): Fix typo in comment.
10567 (find_reloads_address): Ditto.
10568 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10570 2001-07-22 Richard Henderson <rth@redhat.com>
10572 * flow.c: Grammar check and clarify a lot of comments.
10573 (try_simplify_condjump): Rename variables to be clearer.
10574 (try_forward_edges): Skip complex and fallthru edges.
10575 Rearrange tests to avoid duplicate checks.
10576 (flow_find_cross_jump): Likewise.
10577 (outgoing_edges_match): Allow match if neither branch has
10578 probability data. Loosen probability match to 5%.
10579 (try_crossjump_to_edge): Hoist repeated indirection into
10581 (try_crossjump_bb): Don't check complex edges. Eliminate
10582 redundant crossjump tests.
10583 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10584 checks before more expensive checks.
10586 2001-07-22 Richard Henderson <rth@redhat.com>
10588 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10589 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10592 2001-07-22 Richard Henderson <rth@redhat.com>
10594 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10595 (const_sint32_operand): Likewise.
10596 * m68k.md (anon mulsi pattern): Use const_int_operand not
10597 const_sint32_operand.
10598 (umulsi3_highpart): Zero extend a constant input.
10599 (smulsi3_highpart): Don't bother checking SImode constant.
10600 (const_umulsi3_highpart): Give op3 DImode.
10601 (const_smulsi3_highpart): Likewise.
10603 2001-07-22 Richard Henderson <rth@redhat.com>
10605 * flow.c (split_block): Make sure bb_note is included in the
10606 new block when splitting before a label.
10608 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10610 * basic-block.h (redirect_edge_and_branch_force,
10611 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10612 * flow.c (redirect_edge_and_branch_force,
10613 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10614 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10615 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10616 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10617 instead of label; update CFG after transformation.
10618 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10619 for finishing the transformation; handle even case where ELSE
10620 does not follow THEN.
10621 (find_if_case_2): Update call of dead_or_predictable; simplify
10624 * emit-rtl.c (split_branch_probability): New global variable.
10625 (try_split): Take care to set split_branch_probability and
10626 create REG_BR_PROB note for new jump insns.
10627 * md.texi (define_split): Document new feature.
10629 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10631 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10633 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10634 (asm_out_file): Remove redundant declaration.
10635 (assemble_asm): Remove old #if 0 block.
10636 (assemble_variable): Remove end of function; debug output is
10637 now handled with global_decl. Remove old #if 0 block. Update.
10638 Remove saved_in_section and associated no-op code.
10639 * Makefile.in (varasm.o): Correct dependencies.
10641 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10643 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10644 the definition in defaults.h.
10646 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10648 * jump.c: Update comments.
10649 (delete_barrier_successors, delete_unreferenced_labels,
10650 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10651 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10652 jump_optimize, jump_optimize_minimal): Kill.
10653 (rebuild_jump_labels): Move code from jump_optimize_1.
10654 (purge_line_number_notes): Likewise.
10655 (copy_loop_headers): Likewise.
10656 * reg-stack.c: Update comment.
10657 * stmt.c: Likewise.
10658 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10659 JUMP_AFTER_REGSCAN): Kill.
10660 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10661 purge_line_number_notes and copy_loop_headers.
10663 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10664 Richard Henderson <rth@redhat.com>
10666 * dbxout.c (dbxout_global_decl): New.
10667 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10668 * sdbout.c (sdbout_finish): New.
10669 (sdbout_debug_hooks): Use it, add comments.
10670 (sdbout_global_decl): Defer initialised public vars to
10672 * varasm.c (assemble_variable): Don't output debug information
10673 for file-scope variables.
10675 2001-07-22 Richard Henderson <rth@redhat.com>
10677 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10678 (get_round_mode_suffix): New.
10679 (print_operand): Use them for [/]. Remove support for [&'`()+].
10680 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10681 * config/alpha/alpha.md (attr round_suffix): New.
10682 (attr trap_suffix): New.
10683 (all insns): Set them appropriately. Use %/ instead of the
10684 myriad punctuators.
10686 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10688 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10690 2001-07-22 Richard Henderson <rth@redhat.com>
10692 * regrename.c (regrename_optimize): Compute nregs for each
10693 potential target register.
10695 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10696 Richard Henderson <rth@redhat.com>
10698 * dbxout.c (dbxout_global_decl): New.
10699 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10700 * sdbout.c (sdbout_finish): New.
10701 (sdbout_debug_hooks): Use it, add comments.
10702 (sdbout_global_decl): Defer initialised public vars to
10704 * varasm.c (assemble_variable): Don't output debug information
10705 for file-scope variables.
10707 2001-07-21 H.J. Lu (hjl@gnu.org)
10709 * config/mips/mips.c (mips_cpu): Moved into ...
10710 (override_options): Here.
10712 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10714 (mips_cpu): Removed.
10716 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10718 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10719 ("iorqi3"): Likewise.
10720 ("xorqi3"): Likewise.
10721 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10722 ("*subhi3_sp): Likewise.
10723 ("*subhi3"): Likewise.
10724 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10727 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10729 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10730 * config/freebsd.h: Likewise.
10731 * config/linux.h: Likewise.
10732 * config/openbsd.h: Likewise.
10733 * config/alpha/linux-elf.h: Likewise.
10734 * config/arm/linux-elf.h: Likewise.
10735 * config/d30v/d30v.h: Likewise.
10736 * config/fr30/fr30.h: Likewise.
10737 * config/ia64/aix.h: Likewise.
10738 * config/ia64/ia64.h: Likewise.
10739 * config/mips/linux.h: Likewise.
10740 * config/pj/pj.h: Likewise.
10741 * config/rs6000/linux.h: Likewise.
10742 * config/sparc/linux.h: Likewise.
10743 * config/sparc/linux64.h: Likewise.
10745 2001-07-20 Bruce Korb <bkorb@gnu.org>
10747 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10748 because getc() and char* may disagree on signedness.
10750 2001-07-20 Richard Henderson <rth@redhat.com>
10752 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10754 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10755 insns to delete in the presence of cc0 in a jump insn.
10757 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10758 Jan Hubicka <jh@suse.cz>
10760 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10761 of doing the change by hand.
10763 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10765 * rtlanal.c (set_noop_p): Return true for noop jumps.
10767 * expr.c (emit_single_push_insn): Add call to push expander.
10768 * expr.h (optab_index): Add OTI_push
10769 (push_optab): New constant.
10770 * genopinit.c (optabs): Add push_optab.
10771 * optabs.c (init_optab): Init push optab.
10772 * md.texi (push??1): Document
10774 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10776 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10777 expand to emit the pattern; put a REG_INC note for push/pop
10779 ("movdf", "movdf_internal"): Likewise.
10780 ("movsi", "movsi_internal"): Likewise.
10781 ("movsf", "movsf_internal"): Likewise.
10782 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10784 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10786 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10789 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10791 * params.def: Change default max inline insns to 100.
10793 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10795 * combine.c (combine_simplify_rtx): Generate a new shift operation
10796 when simplifying the first operand of a (neg (ashift)) expression.
10798 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10800 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10802 2001-07-20 Kelley Cook <kelley.cook@home.com>
10804 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10805 information. Move rest into ...
10806 (*-*-solaris): ... here. Eliminate redundant information and
10807 reword necessary packages section. Delete 4.x assembler bug info.
10808 (sparc-sun-*): Merge into ...
10809 (sparc-sun-sunos*): here.
10811 2001-07-20 Catherine Moore <clm@redhat.com>
10813 * config/v850/v850.md (casesi): Generate LABEL_REF
10816 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10818 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10819 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10820 * i386.md (strclrsi expander): Use it.
10822 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10824 * integrate.c (copy_insn_list): handle
10825 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10826 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10827 identically as to CODE_LABEL.
10829 * fold-const (fold): Convert A/B/C to A/(B*C) and
10832 * except.c (connect_post_landing_pads): Delete the RESX insns.
10834 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10836 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10838 * config/mips/mips.md (nmadd/nmsub): Use macro.
10840 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10842 * cppinit.c (remove_dup_dir): Make static.
10843 (remove_dup_dirs): Make static. Only warn about preempting a
10844 system directory with a non-system directory.
10846 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10848 * ifcvt.c (noce_try_store_flag_constants): Correct order
10849 of parameters to trunc_int_for_mode.
10851 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10853 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10854 an exception that will be caught within this function, do not fill
10855 its delay slot with any subsequent instruction.
10857 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10859 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10860 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10861 pointer extension instruction.
10862 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10863 * simplify-rtx.c (simplify_unary_operation) Likewise.
10864 * explow.c (convert_memory_address) Check value of
10865 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10867 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
10868 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
10869 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
10870 Add Multilib Support.
10871 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
10872 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
10873 Add Multilib Support.
10874 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
10876 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
10877 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
10878 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
10880 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
10882 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
10883 old and new operands in `<', `3' and `b'.
10885 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10887 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
10888 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
10889 (toplev.o): Don't depend on xcoffout.h.
10890 * c-decl.c: Include debug.h
10891 (duplicate_decls): Use debug hook.
10892 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
10893 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10894 (dbxout_types): Remove.
10895 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
10896 * debug.c (do_nothing_debug_hooks): Update.
10897 (debug_true_tree, debug_nothing_rtx): New.
10898 * debug.h (struct rtx_def): New.
10899 (struct gcc_debug_hooks): New hooks ignore_block,
10900 outlining_inline_function and label.
10901 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
10902 dwarf2out_frame_finish): New.
10903 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
10904 Make static, update prototype.
10905 (dwarf2_debug_hooks): Update.
10906 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
10907 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
10908 * dwarfout.c (dwarf_debug_hooks): Update.
10909 * emit-rtl.c: Include debug.h.
10910 (remove_unnecessary_notes): Use debug hook.
10911 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
10912 (final_scan_insn): Use debug hook.
10913 * integrate.c (output_inline_function): Use debug hook.
10914 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
10915 (sdb_debug_hooks): Update.
10916 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
10917 * toplev.c: Don't include xcoffout.h.
10918 (note_outlining_of_inline_function, debug_ignore_block): Remove.
10919 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
10921 * tree.h (dwarf2out_do_frame): Remove.
10923 2001-07-19 Catherine Moore <clm@cygnus.com>
10925 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
10927 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10929 * reload1.c (eliminate_regs_in_insn): When updating a set
10930 to the frame pointer to the hardware frame pointer, perform
10931 the update always not just when REPLACE is set.
10933 * reload1.c (choose_reload_regs): Don't inherit a reload
10934 that crosses multiple registers if registers past the first
10935 don't fit in the desired class.
10937 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
10938 when negating constants.
10940 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
10942 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
10943 * doc/tree.texi: Ditto.
10945 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
10946 Jakub Jelinek <jakub@redhat.com>
10948 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
10949 (extract_cie_info): Handle "eh" augmentation properly,
10951 (struct frame_state, __frame_state_for): New.
10953 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10955 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
10956 HANDLE_SYSV_PRAGMA): Define.
10957 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
10959 (copy_object): Caller changed.
10961 2001-07-19 Andreas Schwab <schwab@suse.de>
10963 * configure.in (assembler dwarf2 debug_line support): Define nop
10965 * configure: Regenerated.
10967 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10969 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
10971 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
10972 to conditionally compiled block.
10973 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10974 * dbxout.h (dbxout_function): Remove.
10975 * debug.c (do_nothing_debug_hooks): Update.
10976 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
10977 global_decl, deferred_inline_function.
10978 * dwarf2out.c (dwarf2_debug_hooks): Update.
10979 (dwarf2out_global_decl): New.
10980 * dwarfout.c: Don't include dwarfout.h.
10981 (dwarfout_global_decl, dwarfout_function_decl,
10982 dwarfout_deferred_inline_function): New.
10983 (dwarf_debug_hooks): Update.
10984 * dwarfout.h: Remove.
10985 * final.c: Don't include dwarfout.h.
10986 * sdbout.c (sdbout_global_decl): New.
10987 (sdbout_debug_hooks): Update.
10988 * toplev.c: Don't include dwarfout.h.
10989 (check_global_declarations, rest_of_compilation): Use new debug hooks.
10990 (note_deferral_of_defined_inline_function): Remove.
10991 * toplev.h (note_deferral_of_defined_inline_function): Remove.
10992 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
10993 * ch/lex.c: Don't include dwarfout.h.
10994 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
10995 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
10996 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
10997 * cp/optimize.c: Include debug.h.
10998 (maybe_clone_body): Use debug hook.
10999 * cp/semantics.c: Include debug.h.
11000 (expand_body): Use debug hook.
11001 * po/POTFILES.in: Remove dwarfout.h.
11003 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11005 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
11006 * c-parse.in (yyerror, _yylex): Similarly.
11007 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
11008 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
11010 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
11011 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
11013 2001-07-18 Jeff Sturm <jsturm@one-point.com>
11015 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
11016 in-class declaration at -g1. Fixes c++/2814.
11018 2001-07-18 Richard Henderson <rth@redhat.com>
11020 * doc/md.texi (reload_in/out): Document restrictions in predicates
11021 and constraints for these patterns. Document empty string matching
11024 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11026 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
11028 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11030 * cse.c: Undo my previous patch.
11032 2001-07-18 Tom Tromey <tromey@redhat.com>
11035 * configure: Rebuilt.
11036 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
11038 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
11040 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
11041 Jan Hubicka <jh@suse.cz>
11043 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
11044 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
11045 * jump.c (mark_jump_label): Do not forward branches.
11047 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
11049 * cse.c (delete_trivially_dead_insns): Delete the libcall block
11050 when return value is unused.
11052 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11054 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
11056 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
11058 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
11059 on error. We can't blindly return the result of
11060 pthread_mutex_trylock because it returns a positive number on
11061 error, while we must return -1 on error.
11062 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
11064 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
11066 2001-07-18 Andreas Jaeger <aj@suse.de>
11068 * integrate.c (output_inline_function): Correct type of debug_hooks.
11070 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
11072 * combine.c (combine_simplify_rtx): DIV can be treated
11073 associatively for floats if unsafe math optimisations are enabled.
11075 2001-07-17 Richard Henderson <rth@redhat.com>
11077 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
11079 2001-07-17 Richard Henderson <rth@redhat.com>
11081 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
11082 don't force the function address into a register.
11083 (expand_call, emit_library_call_value_1): Update callers.
11084 * builtins.c (expand_builtin_apply): Likewise.
11085 * expr.h (prepare_call_address): Update decl.
11087 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
11089 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
11091 * config/i386/chorus.h: Move up.
11092 * config/sparc/chorus.h: Likewise.
11093 * config/rs6000/chorus.h: Likewise.
11094 * config/chorus.h: Moved here.
11096 2001-07-17 Andreas Schwab <schwab@suse.de>
11098 * configure.in (assembler eh_frame optimization): Handle big
11100 * configure: Regenerated.
11102 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
11104 * expr.c (epxand_expr): Convert divisions into multiplications by
11105 reciprocals if -ffast-math.
11107 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
11109 * dbxout.c (dbxout_really_begin_function): Rename to
11110 dbxout_begin_function.
11111 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11112 (dbxout_begin_function): Remove.
11113 (dbxout_function): Update.
11114 (dbxout_source_line): Update prototype.
11115 * dbxout.h (dbxout_begin_function): Remove.
11116 * debug.c (do_nothing_debug_hooks): Update.
11117 (debug_nothing_tree): Update.
11118 (debug_nothing_charstar_rtx): Remove.
11119 * debug.h (union tree_node): Declare.
11120 (struct rtx_def): Remove.
11121 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
11122 begin_function. Change source_line prototype.
11123 (debug_nothing_tree): New.
11124 (debug_nothing_charstar_rtx): Delete.
11125 (dwarf2out_begin_prologue): Moved from ...
11126 * tree.h: ... here.
11127 * dwarf2out.c (dwarf2_debug_hooks): Update.
11128 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
11129 debug info, call dwarf2out_source_line.
11130 (dwarf2out_souce_line): Update prototype.
11131 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
11132 Change prototype, make static.
11133 (dwarfout_source_line): Update prototype.
11134 (dwarf_debug_hooks): Update.
11135 * dwarfout.h (dwarfout_begin_function): Remove.
11136 * final.c (final_start_function, final_scan_insn): Use appropriate
11137 debug hooks, update to use notice_source_line.
11138 (output_source_line): Rename notice_source_line. Don't call the
11139 source_line debug hook.
11140 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
11141 make static, update prototype.
11142 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
11144 (sdbout_end_prologue): New.
11145 (sdbout_source_line): Update prototype.
11146 (sdbout_debug_hooks): Update.
11147 (sdbout_symbol): Remove unused var.
11148 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
11150 * varasm.c: Include debug.h.
11151 (assemble_start_function): Use begin_function debug_hook.
11152 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11153 update with prototype.
11154 (xcoffout_source_line): Update prototype.
11155 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11157 (xcoffout_source_line): Update prototype.
11159 2001-07-17 Richard Henderson <rth@redhat.com>
11161 * c-typeck.c (build_binary_op): Do not shorten unsigned
11162 right shift after sign extension.
11164 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
11166 * combine.c (combine_simplify_rtx): Attempt to simplify
11167 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
11169 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
11170 (simplify_binary_operation, simplify_unary_operation,
11171 simplify_relational_operation): Use it.
11173 * combine.c (combine_simplify_rtx): Don't do associative law
11174 on divisions; allow associative law on floats.
11176 2001-07-17 H.J. Lu <hjl@gnu.org>
11177 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11179 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
11180 ASM_OUTPUT_WEAK_ALIAS are defined.
11181 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
11182 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
11184 * config/mips/iris5.h: ... here.
11185 (HANDLE_SYSV_PRAGMA): Defined as 1.
11186 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
11187 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
11190 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11192 * c-parse.in (all_prefix_attributes): New variable.
11193 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
11194 (maybe_resetattrs): New production.
11195 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
11196 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
11197 notype_initdcl, nested_function, notype_nested_function,
11198 component_decl, components, components_notype,
11199 component_declarator, component_notype_declarator,
11200 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
11201 ivars, mydecl, myparm): Update. Avoid prefix attributes just
11202 after a comma being applied to more than one declarator.
11203 * doc/extend.texi (Attribute Syntax): Update. Remove
11204 documentation of bugs that are no longer present.
11206 2001-07-13 Eric Christopher <echristo@redhat.com>
11208 * config/mips/mips.h: Change TUNE_MIPS* options to use
11210 (EXTRA_SPECS): Add cc1_cpu_spec.
11211 * config/mips/mips.md (muldf3): Fix typo.
11213 2001-07-16 Richard Henderson <rth@redhat.com>
11215 * config/m68k/m68k.c: Include expr.h and reload.h.
11216 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
11217 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
11219 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11220 Richard Henderson <rth@redhat.com>
11222 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
11223 (insn_live_p): Fix fall off end of function.
11224 (dead_libcall_p): Remove COUNTS argument; update callers.
11225 (delete_trivially_dead_insns): Remove unused variables.
11227 2001-07-17 Andreas Jaeger <aj@suse.de>
11229 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
11230 x86-64 pic support.
11232 * lcm.c (optimize_mode_switching): Avoid warning for unused
11233 variable if !NORMAL_MODE.
11235 * flow.c (try_crossjump_to_edge): Remove unused variable.
11237 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11239 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
11240 atexit declaration in stdlib.h.
11242 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
11244 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
11246 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11248 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
11249 * except.c (finish_eh_generation): Update call of cleanup_cfg;
11250 do rebuild_jump_labels instead of jump_optimize
11251 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
11252 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
11253 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
11255 * flow.c: Include timevar.h
11256 (find_basic_block): Push/pop timevar;
11257 (cleanup_cfg): Likewise.
11258 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
11259 * Makefile: Add dependencies on timevar.h
11261 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
11262 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
11264 * rtl.h (delete_trivially_dead_insns): Add new parameter.
11265 * toplev.c (rest_of_compilation): Update calls.
11266 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
11267 (delete_trivially_dead_insns): ... here; accept new argument
11268 preserve_basic_blocks; preserve basic blocks if set.
11270 * reg-stack.c (stack_regs_mentioned): Return 0 if
11271 stack_regs_mentioned_data is not initialized.
11272 (reg_to_stack): Make stack_regs_mentioned survive after the
11273 reg-stack is completted; do not call cleanup_cfg.
11274 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
11275 make cleanup_cfg after bb-reorder to output to debug file.
11277 2001-07-16 Richard Henderson <rth@redhat.com>
11279 * regclass.c (init_reg_sets): Use only 32 bits per initializer
11280 from int_reg_class_contents.
11282 2001-07-16 Richard Henderson <rth@redhat.com>
11284 * hard-reg-set.h (regs_invalidated_by_call): Declare.
11285 * regclass.c (regs_invalidated_by_call): Move from cse.c.
11286 (init_reg_sets_1): Move initialization from cse_main.
11287 * cse.c (regs_invalidated_by_call): Move to regclass.c.
11288 (cse_main): Move its initialization also.
11289 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
11290 * flow.c (propagate_one_insn): Likewise.
11291 * gcse.c (compute_hash_table): Likewise.
11292 (compute_kill_rd, compute_store_table): Likewise.
11293 * sched-deps.c (sched_analyze_1): Likewise.
11295 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
11297 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
11300 2001-07-16 Steve Ellcey <sje@cup.hp.com>
11302 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
11303 in if statement so we don't access undefined memory.
11305 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11307 * gcse.c: Update comment at top.
11308 Update comment on mem handling.
11309 mem_last_set, mem_first_set, mem_set_in_block: gone.
11310 Declaration of reg_set_info: gone.
11311 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
11312 pointless with load_killed_in_block_p (they are *more*
11313 conservative then it, not less, and less accurate).
11314 (oprs_not_set_p): Ditto.
11315 (alloc_gcse_mem): Don't allocate mem_set_in_block
11316 (free_gcse_mem): Don't free it, either.
11317 (record_last_mem_set_info): Update comment in front, remove
11318 mem_*set_* stuff. Note the reason we don't handle stores directly
11320 (compute_hash_table): Update comments to reflect reality. Remove
11321 mem_*set_* references.
11322 (reset_opr_set_tables): Remove mem_*set_* references.
11323 (mark_call): Ditto.
11324 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
11325 (mark_clobber): Ditto (on both parts, we double set here too).
11326 (expr_killed_p): Remove mem_set_in_block test.
11327 (compute_transp): Remove mem_set_in_block test.
11329 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
11330 of edge, and removal of phi alternative to dump file.
11331 (ssa_ccp_substitute_constants): Add note about register now being
11332 constant, and which uses were replaced in what insns to dump file.
11334 2001-07-16 Andreas Jaeger <aj@suse.de>
11336 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
11337 variables of type HOST_WIDEST_INT.
11339 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
11340 (__bb_exit_func): Correct type of count_max to avoid overflow.
11341 (num_digits): Handle long long argument.
11343 * combine.c (gen_lowpart_for_combine): Remove unused variable.
11345 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11347 * output.h (sdb_begin_function_line): Restore as an extern
11349 * sdbout.c (sdb_begin_function_line): Make extern.
11351 2001-07-15 Richard Henderson <rth@redhat.com>
11353 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
11354 * genrecog.c (maybe_both_true_mode): New.
11355 (maybe_both_true_2): Use it.
11356 (write_switch): Don't put Pmode in a switch.
11357 * rtl.c (mode arrays): Don't explicitly size them.
11359 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11361 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
11362 handling; move unconditional splitting before mode switching.
11364 * i386.md (type): Add fistp type.
11365 (i387, length_attr, scheduling definitions): Handle this type.
11366 (fix_trunc?f?i2): Revamp to use mode switching.
11367 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
11368 * i386.h (fp_cw_mode): New enum
11369 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
11370 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
11372 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11374 * Makefile.in (integrate.o): Add debug.h.
11375 * integrate.c (debug.h): Add.
11376 (output_inline_function): Save, reset, and restore debug_hooks.
11378 2001-07-15 Richard Henderson <rth@redhat.com>
11380 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
11381 instead of COMPARE for the EQUIV expression.
11383 2001-07-15 Richard Henderson <rth@redhat.com>
11385 * flow.c (redirect_edge_and_branch_force): Initialize
11386 global_live_at_start and global_live_at_end.
11387 (allocate_bb_life_data): Export.
11388 * basic-block.h (allocate_bb_life_data): Declare.
11389 * toplev.c (rest_of_compilation): Call it.
11391 2001-07-15 Richard Henderson <rth@redhat.com>
11393 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
11394 (alpha_tablejump_best_label): New.
11395 * config/alpha/alpha-protos.h: Declare them.
11396 * config/alpha/alpha.md: Use braced strings for code blocks.
11397 (tablejump_osf): Break out add with r29.
11398 (tablejump_osf_internal): Remove.
11399 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
11400 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
11402 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11404 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
11407 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
11409 * i386-protos.h (ix86_split_fp_branch): Update prototype.
11410 (ix86_fp_jump_nontrivial_p): New.
11411 * i386.md (fp_jcc_?): Update call of split_fp_branch;
11412 use ix86_fp_jump_nontrivial_p.
11413 * i386.c (ix86_fp_jump_nontrivial_p): New.
11414 (ix86_split_fp_branch): Accept code instead of rtx.
11415 (ix86_expand_compare): Expand comparison early in case
11416 doing so is resonably cheap.
11418 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
11420 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
11422 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
11423 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
11425 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
11427 * dbxout.c (dbxout_source_line): Make static, update prototype.
11428 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
11429 (dbxout_init, dbxout_finish, dbxout_source_line,
11430 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11431 * dbxout.h (dbxout_source_line): Delete.
11432 * debug.c (debug_nothing_file, debug_nothing_file_int,
11433 debug_nothing_file_charstar_rtx): New.
11434 (do_nothing_debug_hooks): Update.
11435 (debug_nothing_void, debug_nothing_charstar_rtx,
11436 dwarf2out_end_epilogue): New.
11437 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11438 * debug.h (struct rtx_def): Declare.
11439 (gcc_debug_hooks): New hooks source_line, end_epilogue
11441 (debug_nothing_void, debug_nothing_charstar_rtx,
11442 dwarf2out_end_epilogue): New.
11443 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11444 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11445 (dwarf2_debug_hooks): Update.
11446 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11447 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11448 * dwarf2out.h (dwarf2out_source_line): Remove.
11449 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11450 Make static, update prototype.
11451 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11452 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11453 (dwarf_debug_hooks): Update.
11454 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11455 dwarfout_end_function): Remove.
11456 * final.c (profile_function): Use debug hooks for ending functions
11458 (output_source_line, final_end_function): Update prototype,
11460 (final_start_function, final_scan_insn): Update.
11461 * output.h (sdb_begin_function_line): Remove.
11462 (final_end_function): Update prototype.
11463 * sdbout.c (sdb_begin_function_line): Make static.
11464 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11465 (sdbout_source_line): New.
11466 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11468 (sdb_debug_hooks): Update.
11469 (sdbout_init, sdbout_source_line,
11470 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11471 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11472 * toplev.c (compile_file, rest_of_compilation): Update.
11473 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11474 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11475 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11476 Update for prototype changes.
11477 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11478 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11480 2001-07-15 Richard Henderson <rth@redhat.com>
11482 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11483 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11484 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11485 * config/alpha/alpha.c: Likewise.
11486 * config/alpha/alpha.md: Likewise.
11487 * config/alpha/alpha32.h: Likewise.
11488 * config/alpha/vms.h: Likewise.
11489 (OPEN_VMS): Remove.
11491 2001-07-14 Richard Henderson <rth@redhat.com>
11493 * config/alpha/alpha.md: Use define_constants for unspec values.
11494 Substitute throughout.
11496 2001-07-14 Tim Josling <tej@melbpc.org.au>
11498 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11500 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11502 * pa.md: Remove unused constraints from define_split's.
11504 2001-04-14 Richard Henderson <rth@redhat.com>
11506 * ifcvt.c (find_cond_trap): Test for exit block.
11508 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11510 Re-install recently reverted patch.
11511 * emit-rtl.c (try_split): Update mark_jump_label call.
11512 * flow.c (find_sub_basic_blocks): Likewise.
11513 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11514 jump_back_p): Kill.
11515 (mark_all_labels): Kill second parameter.
11516 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11517 (rebuild_jump_labels, jump_optimize_minimal): Update call
11518 of jump_optimize_1.
11519 (jump_optimize_1): Kill crossjumping code.
11520 (mark_jump_label): Kill cross_jump parameter.
11521 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11522 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11523 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11525 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11527 (dump_file_info): Likewise.
11528 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11529 reorganize passes to do reg-stack first, bb-reorder second.
11530 * invoke.texi (-d letters doc): Remove the jump2 pass.
11532 2001-07-14 Richard Henderson <rth@redhat.com>
11534 * ifcvt.c (find_cond_trap): New.
11535 (find_if_header): Call it.
11536 (merge_if_block): Relax existing jump sanity check.
11537 * jump.c (jump_optimize_1): Remove conditional trap handling.
11539 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11541 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11543 (insn_refs_are_delayed): Correct comment.
11544 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11545 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11546 instead of r31. Make associated insn !TARGET_64BIT, and
11547 provide an additional 64-bit insn that clobbers r2.
11548 (divsi3): Likewise.
11549 (udivsi3): Likewise.
11550 (modsi3): Likewise.
11551 (umodsi3): Likewise.
11553 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11555 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11557 * flow.c (redirect_edge_and_branch_force, split_edge,
11558 try_crossjump_to_edge): Use set_block_for_new_insns.
11559 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11561 2001-07-13 H.J. Lu (hjl@gnu.org)
11563 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11566 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11568 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11570 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11572 * c-common.c (decl_attributes): Take a pointer to the node to
11573 which attributes are to be attached, and a flags argument.
11574 * c-common.h (enum attribute_flags): New.
11575 (decl_attributes): Update prototype.
11576 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11577 finish_enum, start_function): Update calls to decl_attributes.
11578 * c-parse.in (component_declarator, component_notype_declarator,
11579 label): Update calls to decl_attributes.
11581 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11583 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11584 * config/avr/avr.c (legitimate_address_p): Return value changed
11585 from letter to register classes. For better debugging.
11587 2001-07-13 Kazu Hirata <kazu@hxi.com>
11589 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11591 2001-07-13 H.J. Lu (hjl@gnu.org)
11593 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11595 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11597 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11598 correctly for shared configurations.
11599 * config/t-libgcc-pic: New.
11600 * config/{i386,m68k,sparc}/t-openbsd: New.
11601 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11602 Support -shared. Support debugging libraries with -g.
11603 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11604 frame information does not emit pointer diffs.
11605 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11606 emit pointer diffs.
11608 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11610 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11612 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11614 * combine.c (try_combine): Ensure const_int pow2 is positive.
11616 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11618 * config.gcc: Add configuration for s/390.
11619 * config/s390/s390.c: New. Subroutines for code generation.
11620 * config/s390/s390.h: New. Definitions for s/390.
11621 * config/s390/s390-protos.h: New. Prototypes.
11622 * config/s390/linux.h: New. Definitions for linux for s/390.
11623 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11624 * config/s390/t-linux: New. Makefile fragment.
11625 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11626 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11628 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11630 * emit-rtl.c (try_split): Update mark_jump_label call.
11631 * flow.c (find_sub_basic_blocks): Likewise.
11632 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11633 jump_back_p): Kill.
11634 (mark_all_labels): Kill second parameter.
11635 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11636 (rebuild_jump_labels, jump_optimize_minimal): Update call
11637 of jump_optimize_1.
11638 (jump_optimize_1): Kill crossjumping code.
11639 (mark_jump_label): Kill cross_jump parameter.
11640 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11641 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11642 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11644 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11646 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11647 reorganize passes to do reg-stack first, bb-reorder second.
11648 * invoke.texi (-d letters doc): Remove the jump2 pass.
11650 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11652 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11654 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11656 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11658 (verify_flow_info): Make diagnostics prettier.
11660 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11662 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11664 * flow.c (outgoing_edges_match): Return early if condition reversal
11667 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11669 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11670 (mips_move_2words): When splitting a move into two instructions,
11671 prefix the second address operand with '%D'.
11673 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11675 * Makefile.in (final.o): Depend on debug.h.
11676 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11677 (dbx_debug_hooks): Add new hooks.
11678 (xcoff_debug_hooks): New.
11679 * debug.c (debug_nothing_file_int_int): New.
11680 (do_nothing_debug_hooks): Update.
11681 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11682 (debug_nothing_file_int_int): New.
11683 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11684 static, update prototype.
11685 (dwarf2_debug_hooks): Update.
11686 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11687 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11688 static, update prototype.
11689 (dwarf_debug_hooks): Update.
11690 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11691 * final.c: Include debug.h.
11692 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11693 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11694 static, update prototype.
11695 (sdb_debug_hooks): Update.
11696 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11697 * toplev.c: Distinguish between xcoff and dbx.
11699 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11700 Call all debug hooks, not just dwarf ones.
11702 2001-07-11 Timothy Wall <twall@redhat.com>
11704 * config.gcc: Add configuration for AIX5/IA64.
11705 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11706 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11707 support prefix/suffix code.
11708 * config/ia64/t-aix: New. Makefile fragment.
11709 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11711 2001-07-11 Kazu Hirata <kazu@hxi.com>
11713 * recog.c (validate_change): Fix a comment typo.
11715 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11717 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11718 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11720 * dbxout.c (dbx_debug_hooks): Add new hooks.
11721 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11723 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11725 * dbxout.h (dbxout_start_new_source_file,
11726 dbxout_resume_previous_source_file): Delete.
11727 * debug.c (do_nothing_debug_hooks): Add new hooks.
11728 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11729 (debug_nothing_int_charstar, debug_nothing_int): New.
11730 * debug.h (gcc_debug_hooks): New hooks define, undef,
11731 start_source_file and end_source_file.
11732 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11733 (debug_nothing_int_charstar, debug_nothing_int): New.
11734 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11735 the conditionally compiled section.
11736 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11737 dwarf2out_define, dwarf2out_undef): Make static.
11738 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11739 dwarf2out_define, dwarf2out_undef): Remove.
11740 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11741 (dwarfout_start_source_file, dwarfout_end_source_file,
11742 dwarfout_define, dwarfout_undef): Make static.
11743 (dwarfout_start_source_file_check,
11744 dwarfout_end_source_file_check): New.
11745 (dwarfout_define, dwarfout_finish): Update.
11746 * dwarfout.h (dwarfout_start_new_source_file,
11747 dwarfout_resume_previous_source_file, dwarfout_define,
11748 dwarfout_undef): Remove.
11749 * sdbout.c (sdb_debug_hooks): Add new hooks.
11750 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11752 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11753 make static, take an arg.
11754 * sdbout.h (sdbout_start_new_source_file,
11755 sdbout_resume_previous_source_file): Delete.
11756 * toplev.c (debug_start_source_file, debug_end_source_file,
11757 debug_define, debug_undef): Delete.
11758 * toplev.h (debug_start_source_file, debug_end_source_file,
11759 debug_define, debug_undef): Delete.
11761 * java/jcf-parse.c: Include debug.h.
11762 (parse_class_file): Update to use debug hooks directly.
11763 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11765 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11767 * alias.c (set_mem_alias_set): New function.
11768 * rtl.h (set_mem_alias_set): Declare it.
11769 * builtins.c (expand_builtin_return_addr): Call it instead of
11770 using MEM_ALIAS_SET accessor.
11771 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11772 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11773 (expand_builtin_va_copy):Likewise.
11774 * caller-save.c (setup_save_areas): Likewise.
11775 * calls.c (compute_argument_addresses): Likewise.
11776 * explow.c (set_mem_attributes): Likewise.
11777 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11778 (expand_assignment, store_constructor_field, store_field): Likewise.
11779 (expand_expr_unaligned): Likewise.
11780 * function.c (assign_stack_temp_for_type): Likewise.
11781 (put_reg_into_stack, gen_mem_addressof): Likewise.
11782 * ifcvt.c (noce_try_cmove_arith): Likewise.
11783 * reload1.c (reload, alter_reg): Likewise.
11784 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11785 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11786 (alpha_expand_unaligned_store): Likewise
11787 (alpha_expand_unaligned_load_words): Likewise.
11788 (alpha_expand_unaligned_store_words): Likewise.
11789 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11790 (alpha_expand_epilogue): Likewise.
11791 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11792 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11793 * config/i386/i386.c (legitimize_pic_address): Likewise.
11794 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11795 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11796 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11797 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11798 * config/mips/mips.c (mips_va_arg): Likewise.
11799 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11800 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11801 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11802 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11803 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11804 (rs6000_emit_epilogue): Likewise.
11805 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11806 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11807 * config/v850/v850.c (v850_va_arg): Likewise.
11809 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11811 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11812 when fallthru edge is present.
11813 (mege_blocks): Handle case where creation of jump insn
11816 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11817 CLEANUP_POST_REGSTACK): New constants.
11818 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11819 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11820 * output.h (cleanup_cfg): Update prototype.
11821 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11822 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11823 cleanup_cfg call; kill missleading comment.
11824 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11825 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11826 parameter; control optimizations performed using it.
11827 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11828 try_crossjump_bb): New functions.
11830 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11832 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11834 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11835 pa_output_function_prologue.
11836 * pa-protos.h (pa_output_function_prologue): New prototype.
11838 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11840 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11841 and low to get correct sign extension in low+high test.
11843 2001-07-11 Janis Johnson <janis@us.ibm.com>
11845 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11846 for large hit count.
11848 * profile.c (branch_prob): Fix .bbg info for computed gotos
11851 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11853 * stmt.c (parse_output_constraint): New function, split out
11855 (expand_asm_operands): ... here. Use parse_output_constraint.
11856 * tree.h (parse_output_constraint): Declare it.
11858 2001-07-11 Richard Henderson <rth@redhat.com>
11860 * bitmap.c: Comment some functions; fiddle whitespace.
11861 (bitmap_free): Don't export.
11862 (bitmap_element_allocate): Use memset.
11863 * bitmap.h (bitmap_free): Don't declare.
11865 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11867 * gcse.c, lcm.c, sched-deps.c:
11868 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
11870 * flow.c (flow_loops_find): Free dom if we found no loops, since
11871 we aren't going to save it.
11873 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
11876 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
11878 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
11880 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11882 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
11883 #ifndef DWARF2_DEBUGGING_INFO.
11885 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11887 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
11889 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11891 * config/mips/mips.c (gen_int_relational): Tell the caller not to
11892 reverse a branch if a NE comparison is implemented with GTU.
11894 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11895 H.J. Lu <hjl@gnu.org>
11897 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
11898 constant addresses.
11899 (call_internal2): Likewise.
11900 (call_value_internal1): Likewise.
11901 (call_value_internal2): Likewise.
11902 (call_value_multiple_internal1): Likewise.
11903 (call_value_multiple_internal2): Likewise.
11905 2001-07-10 Kazu Hirata <kazu@hxi.com>
11907 * calls.c (emit_library_call_value_1): Fix a comment typo.
11908 * dwarf2out.c (mem_loc_descriptor): Likewise.
11909 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
11911 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
11913 * simplify-rtx.c (simplify_subreg): Fix typo in comment
11915 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11917 * recog.c (offsettable_address_p): Handle LO_SUM case.
11918 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
11919 instead of plus_constant.
11921 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11923 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
11924 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
11926 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11928 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
11929 adjust_address_nv instead of plus_constant.
11931 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
11933 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
11934 dwarf2out.o): Depend on debug.h, wrap long lines.
11935 * dbxout.c: Include debug.h.
11936 (dbx_debug_hooks): New.
11937 (dbxout_init): Make static, take just 2 args.
11938 (dbxout_finish): Make static.
11939 * dbxout.h (dbxout_init, dbxout_finish): Delete.
11940 * debug.c: New file.
11941 * debug.h: New file.
11942 * dwarf2out.c: Include debug.h.
11943 (dwarf2_debug_hooks): New.
11944 (dwarf2out_init): Make static.
11945 (dwarf2out_finish): Make static, take 2 args.
11946 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
11947 * dwarfout.c: Include debug.h.
11948 (dwarf_debug_hooks): New.
11949 (dwarfout_init): Make static.
11950 (dwarfout_finish): Make static, take 2 args.
11951 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
11952 * sdbout.c: Include debug.h.
11953 (sdb_debug_hooks): New.
11954 (sdbout_init): Make static, take 2 args.
11955 * sdbout.h (sdbout_init): Delete.
11956 * toplev.c: Include debug.h.
11957 (debug_hooks): New.
11958 (compile_file): Set deubg_hooks based on command line options.
11959 Use the hooks unconditionally rather than conditional compilation.
11961 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
11963 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
11964 first_insn_after_basic_block_note instead.
11966 * df.c (df_bb_refs_unlink): #if 0 out for now.
11968 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
11970 * ssa.h: Add prototype for ssa_const_prop
11971 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
11972 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
11973 (ssa_fast_dce): Remove unused variable
11975 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11977 * diagnostic.c (finish_diagnostic): Rename to
11978 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
11981 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
11983 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
11986 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
11987 (dump_file): Only pad the demangled name with spaces if the
11988 mangled name was padded with spaces.
11990 2001-07-10 Bernd Schmidt <bernds@redhat.com>
11992 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
11995 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11997 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
11998 extraction if no direct load if either EXPAND_CONST_ADDRESS or
11999 EXPAND_INITIALIZER.
12001 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
12002 whether can put offset inside LO_SUM to check mode alignment, not size.
12004 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12006 * doc/tm.texi (Misc): Fix thinko.
12008 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
12010 * regmove.c (replace_in_call_usage): Fix warnings.
12011 * sched-deps.c (add_dependence): Fix warnings.
12012 * simplify-rtx.c (simplify_subreg): Likewise.
12013 Return NULL_RTX instead of NULL.
12015 * reg-stack.c (emit_swap_insn): Eliminate warnings.
12016 (subst_asm_stack_regs): Likewise.
12018 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
12021 * dwarf2out.c (output_call_frame_info): Declare i as int.
12022 (build_abbrev_table): Declare n_alloc as int.
12023 (dwarf2out_finish): Initialize die.
12024 * except.c: Declare sjlj_funcdef_number as unsigned.
12025 (connect_post_landing_pads): Declare j as unsigned.
12026 (convert_to_eh_region_ranges): Initialize call_site.
12027 (output_function_exception_table): Initialize tt_format_size.
12028 * expr.c (move_by_pieces_1): Initialize to1.
12029 (store_constructor): Initialize minelt and maxelt.
12030 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
12031 * function.c (instantiate_decls): Avoid signed/unsigned warning.
12033 * c-decl.c (combine_parm_decls): Unused, remove.
12034 * c-tree.h: Remove prototype for combine_parm_decls.
12036 * reload.c (push_reload): Fix warning.
12037 (regno_clobbered_p): Likewise.
12038 * reload1.c (replace_pseudos_in_call_usage): Likewise.
12039 (reload_combine): Likewise.
12041 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
12042 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
12044 * bitmap.c (bitmap_operation): Change user.
12045 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
12047 2001-07-10 Eric Christopher <echristo@redhat.com>
12049 * config/mips/mips.c (override_options): Fix typo.
12051 2001-07-09 Stan Shebs <shebs@apple.com>
12053 * target.h (struct gcc_target): New fields init_builtins and
12055 * target-def.h (TARGET_INIT_BUILTINS): New macro.
12056 (TARGET_EXPAND_BUILTIN): New macro.
12057 (TARGET_INITIALIZER): Add them.
12058 * builtins.c: Include target.h.
12059 (expand_builtin): Use targetm.expand_builtin.
12060 (default_init_builtins): New function.
12061 (default_expand_builtin): New function.
12062 * expr.h (default_init_builtins): Declare.
12063 (default_expand_builtin): Declare.
12064 * c-common.c (c_common_nodes_and_builtins): Use
12065 targetm.init_builtins.
12066 * defaults.h (MD_INIT_BUILTINS): Remove.
12067 * Makefile.in (builtins.o): Depend on target.h.
12069 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
12070 (TARGET_EXPAND_BUILTIN): Define.
12071 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
12072 (MD_EXPAND_BUILTIN): Remove.
12074 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
12075 (TARGET_EXPAND_BUILTIN): Define.
12076 (c4x_init_builtins): Make endlink arg a local.
12077 (c4x_print_operand): Fix typos in adjust_address usages.
12078 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
12079 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
12080 (MD_EXPAND_BUILTIN): Remove.
12082 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
12083 (TARGET_EXPAND_BUILTIN): Define.
12084 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
12085 (ix86_init_builtins): Call new function only if TARGET_MMX.
12086 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
12087 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
12088 (MD_EXPAND_BUILTIN): Remove.
12090 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
12091 (TARGET_EXPAND_BUILTIN): Define.
12092 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
12093 (MD_EXPAND_BUILTIN): Remove.
12095 * doc/tm.texi: Document these changes.
12097 2001-07-09 Diego Novillo <dnovillo@redhat.com>
12099 * basic-block.h (tree_node): Forward declare if needed.
12100 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
12101 (BLOCK_HEAD_TREE): Define.
12102 (BLOCK_END_TREE): Define.
12103 (struct loops): Rename field 'tree' to 'tree_root'.
12104 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
12106 (flow_loops_tree_build): Rename reference to field 'tree' to
12108 (flow_loops_level_compute): Ditto.
12109 * predict.c (estimate_bb_frequencies): Ditto.
12110 * tree.h (struct tree_common): Add field 'aux'.
12112 2001-07-09 Stan Shebs <shebs@apple.com>
12114 * config/darwin.c (darwin_encode_section_info): Don't mark any
12115 DECL_EXTERNAL node as defined.
12117 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
12119 * pa.c (pa_init_machine_status, pa_mark_machine_status,
12120 pa_free_machine_status, hppa_init_pic_save): Delete.
12121 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
12122 (hppa_profile_hook): Use hppa_pic_save_rtx.
12123 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
12124 hppa_init_pic_save): Delete.
12125 (hppa_pic_save_rtx): Declare.
12126 * pa.md (call, call_value, sibcall, sibcall_value,
12127 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
12129 2001-07-09 Kazu Hirata <kazu@hxi.com>
12131 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
12132 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
12134 2001-07-09 Andreas Jaeger <aj@suse.de>
12136 * output.h: Add declaration of final_forward_branch_p.
12138 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
12140 * varray.c: Include errors.h for internal_error and trim_filename
12143 * Makefile.in (varray.o): Add errors.h.
12145 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
12147 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
12148 * optabs.c (have_add2_insn): Check whether the add insn chosen
12149 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
12150 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
12152 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
12154 * Makefile.in (OBJS): Add ssa-ccp.o
12155 (ssa-ccp.o): Add dependencies.
12156 * toplev.c (DFI_ssa_ccp): New dump file enum.
12157 (dump_file): Add entry for dumping after SSA CCP.
12158 (flag_ssa_ccp): New flag variable.
12159 (f_options): Add -fssa-ccp.
12160 (rest_of_compilation): Run SSA CCP if requested.
12161 * timevar.def (TV_SSA_CCP): New timevar.
12162 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
12163 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
12164 Fix minor typo in SSA DCE documentation.
12165 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
12166 Add documentation for new dump option. Renumber dump files
12169 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12171 * emit-rtl.c (gen_highpart_mode): New.
12172 * rtl.h (gen_highpart_mode): Declare.
12173 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
12174 operand can be VOIDmode constant.
12176 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
12178 * flow.c (redirect_edge_and_branch_force): New.
12179 (can_fallthru): Ensure that basic blocks are succeeding.
12180 (try_optimize_cfg): Do not delete basic block if it is the last one.
12182 * flow.c (try_redirect_by_replacing_jump): Do not remove
12183 jumps with side effects, unlink chain on fallthru edge;
12184 set block for new jump instruction; avoid basic block to
12185 over by line number note.
12187 * flow.c (try_simplify_condjump): Verify that the condjump
12188 is not always falling through.
12191 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12193 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12194 (try_redirect_by_replacing_jump): Update properly the count
12195 and frequency information.
12197 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12199 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
12200 address that is a LO_SUM specially.
12201 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
12203 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
12205 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
12206 (operand_subword): Use them.
12207 (change_address_1): Renamed from change_address; new arg VALIDATE.
12208 * expr.h: Reflect above changes; change_address now macro.
12209 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
12211 * cselib.c (add_mem_for_addr): Likewise.
12212 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
12213 * regmove.c (try_apply_stack_adjustment): Likewise.
12214 * reload.c (push_reload, make_memloc): Likewise.
12215 * reload1.c (eliminate_regs): Likewise.
12216 * simplify-rtx.c (simplify_replace_rtx): Likewise.
12217 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
12219 * combine.c (make_extraction, simplify_shift_const): Likewise.
12220 (gen_lowpart_for_combine): Likewise.
12221 * cse.c (gen_lowpart_if_possible): Likewise.
12222 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
12223 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
12224 * optabs.c (gen_move_insn): Likewise.
12225 * reload1.c (alter_reg): Likewise.
12226 * simplify-rtx.c (simplify_subreg): Likewise.
12227 * stmt.c (expand_anon_union_decl): Likewise.
12228 * recog.c (validate_replace_rtx_1): Likewise.
12230 * Makefile.in (recog.o): Add $(EXPR_H).
12231 * explow.c (stabilize): Call replace_equiv_address.
12232 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
12233 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
12235 2001-07-03 Andrew Haley <aph@redhat.com>
12237 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
12238 the mode of the memory location.
12240 2001-07-09 Bo Thorsen <bo@suse.co.uk>
12242 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
12244 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
12246 * final.c (output_addr_const): Use target opening and
12247 closing parentheses.
12248 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
12249 defaults, add to TARGET_ASM_OUT.
12250 * target.h (struct gcc_target): Add open_paren and close_paren.
12251 * doc/md.texi: Update.
12252 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
12253 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
12254 TARGET_ASM_CLOSE_PAREN.
12255 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12257 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12259 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
12260 * config/a29k/a29k.h: Similarly.
12261 * config/alpha/alpha.h: Similarly.
12262 * config/arc/arc.h: Similarly.
12263 * config/arm/aof.h: Similarly.
12264 * config/arm/aout.h: Similarly.
12265 * config/avr/avr.h: Similarly.
12266 * config/c4x/c4x.h: Similarly.
12267 * config/clipper/clipper.h: Similarly.
12268 * config/convex/convex.h: Similarly.
12269 * config/d30v/d30v.h: Similarly.
12270 * config/dsp16xx/dsp16xx.h: Similarly.
12271 * config/elxsi/elxsi.h: Similarly.
12272 * config/fr30/fr30.h: Similarly.
12273 * config/h8300/h8300.h: Similarly.
12274 * config/i370/i370.h: Similarly.
12275 * config/i386/i386.h: Similarly.
12276 * config/i860/i860.h: Similarly.
12277 * config/i960/i960.h: Similarly.
12278 * config/ia64/ia64.h: Similarly.
12279 * config/m32r/m32r.h: Similarly.
12280 * config/m68hc11/m68hc11.h: Similarly.
12281 * config/m68k/m68k.h: Similarly.
12282 * config/m88k/m88k.h: Similarly.
12283 * config/mcore/mcore.h: Similarly.
12284 * config/mips/mips.h: Similarly.
12285 * config/mn10200/mn10200.h: Similarly.
12286 * config/mn10300/mn10300.h: Similarly.
12287 * config/ns32k/ns32k.h: Similarly.
12288 * config/pa/pa.h: Similarly.
12289 * config/pdp11/pdp11.h: Similarly.
12290 * config/pj/pj.h: Similarly.
12291 * config/romp/romp.h: Similarly.
12292 * config/rs6000/rs6000.h: Similarly.
12293 * config/sh/sh.h: Similarly.
12294 * config/sparc/sparc.h: Similarly.
12295 * config/v850/v850.h: Similarly.
12296 * config/vax/vax.h: Similarly.
12297 * config/we32k/we32k.h: Similarly.
12299 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
12301 * doc/c-tree.texi: Document representation of attributes.
12303 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12305 * doc/tm.texi: Update some places for the rename of target to
12308 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12310 * target.h (struct gcc_target): Add insert_attributes.
12311 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
12312 (TARGET_INITIALIZER): Update.
12313 * tree.c, tree.h (default_insert_attributes): New function.
12314 Update comments on other default functions to refer to targetm,
12316 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
12317 TARGET_INSERT_ATTRIBUTES.
12318 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
12319 * c-common.c (decl_attributes): Use targetm.insert_attributes.
12320 Don't use PRAGMA_INSERT_ATTRIBUTES.
12321 * Makefile.in (c-common.o): Depend on $(TARGET_H).
12322 * c-decl.c (start_decl, start_function): Don't call
12323 SET_DEFAULT_DECL_ATTRIBUTES.
12324 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12325 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
12327 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
12328 (c4x_check_attribute): Avoid modifying attribute list itself.
12329 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
12331 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
12332 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
12334 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
12335 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
12337 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12338 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
12340 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
12341 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
12342 Adjust parameters. Make static.
12344 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12346 * c-common.c (decl_attributes): Only take a single attributes
12348 * c-common.h (decl_attributes): Update prototype.
12349 * c-decl.c (start_decl, start_function): Only take a single
12350 attributes parameter. Update calls to decl_attributes.
12351 (finish_struct, finish_enum): Update calls to decl_attributes.
12352 (push_parm_decl): Expect unified list of attributes. Update call
12353 to decl_attributes.
12354 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
12355 notype_nested_function, component_declarator,
12356 component_notype_declarator, label): Update calls to
12358 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
12359 lists that are passed to push_parm_decl.
12360 * c-tree.h (start_function, start_decl): Update prototypes.
12361 * config/sh/sh-protos.h, config/sh/sh.c
12362 (sh_pragma_insert_attributes): Only take a single attributes
12364 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
12365 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
12366 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
12367 build_module_descriptor, generate_static_references,
12368 generate_strings, build_selector_translation_table,
12369 generate_descriptor_table, generate_protocols,
12370 generate_ivars_list, generate_dispatch_table,
12371 generate_protocol_list, generate_category,
12372 generate_shared_structures, really_start_method, add_objc_decls,
12373 generate_classref_translation_entry): Update calls to start_decl
12374 and start_function.
12375 (build_tmp_function_decl, start_method_def): Unify attribute lists
12376 that are passed to push_parm_decl.
12378 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
12380 * final.c (no_asm_to_stream): New.
12381 (final_scan_insn): Use target structures for prologue ends
12382 and epilogue starts.
12383 * output.h (no_asm_to_stream): New.
12384 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
12385 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
12386 (TARGET_ASM_OUT): Update.
12387 * target.h (struct gcc_target): New members function_end_prologue
12388 and function_begin_epilogue.
12389 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
12390 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
12391 * config/alpha/alpha.c (output_end_prologue): Rename to
12392 alpha_output_function_end_prologue. Use in target struct
12394 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
12395 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
12396 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
12397 ia64_output_function_end_prologue. Use in target struct
12399 (ia64_function_prologue, ia64_funciton_epilogue): Rename
12400 mistyped prototypes.
12401 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
12402 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
12404 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
12405 an use in target struct, make static.
12406 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
12409 2001-07-08 Richard Henderson <rth@redhat.com>
12411 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
12413 2001-07-08 Richard Henderson <rth@redhat.com>
12415 * config/i386/i386.md: Remove constraints strings from define_split
12416 and define_peephole2 patterns.
12417 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
12418 (eh_return): Use them.
12420 2001-07-08 Richard Henderson <rth@redhat.com>
12422 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
12423 Document MD_FALLBACK_FRAME_STATE_FOR.
12425 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12427 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
12428 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
12430 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12432 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12434 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12435 of the label inside NAME as opposed to just the end of NAME.
12437 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12439 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12440 * config/alpha/alpha.c (alpha_init_machine_status,
12441 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12442 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12443 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12444 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12446 2001-07-06 Stan Shebs <shebs@apple.com>
12448 * target.h (targetm): Rename global from "target", so as not to
12449 conflict with local variables.
12451 * c-typeck.c: Ditto.
12454 * cp/decl.c: Ditto.
12455 * cp/decl2.c: Ditto.
12456 * cp/typeck.c: Ditto.
12457 * 1750a/1750a.c: Ditto.
12458 * a29k/a29k.c: Ditto.
12459 * arc/arc.c: Ditto.
12460 * arm/arm.c: Ditto.
12461 * avr/avr.c: Ditto.
12462 * clipper/clipper.c: Ditto.
12463 * convex/convex.c: Ditto.
12464 * d30v/d30v.c: Ditto.
12465 * dsp16xx/dsp16xx.c: Ditto.
12466 * elxsi/elxsi.c: Ditto.
12467 * fr30/fr30.c: Ditto.
12468 * h8300/h8300.c: Ditto.
12469 * i370/i370.c: Ditto.
12470 * i386/i386.c: Ditto.
12471 * i860/i860.c: Ditto.
12472 * i960/i960.c: Ditto.
12473 * ia64/ia64.c: Ditto.
12474 * m32r/m32r.c: Ditto.
12475 * m68hc11/m68hc11.c: Ditto.
12476 * m68k/m68k.c: Ditto.
12477 * m88k/m88k.c: Ditto.
12478 * mips/mips.c: Ditto.
12479 * ns32k/ns32k.c: Ditto.
12481 * pdp11/pdp11.c: Ditto.
12482 * romp/romp.c: Ditto.
12483 * rs6000/rs6000.c: Ditto.
12485 * sparc/sparc.c: Ditto.
12486 * vax/vax.c: Ditto.
12487 * we32k/we32k.c: Ditto.
12488 * doc/tm.texi: Update the manual to match.
12490 2001-07-06 Richard Henderson <rth@redhat.com>
12492 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12493 DWARF2_UNWIND_INFO not just whether it is defined.
12495 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12497 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12498 call to simplify_binary_operation returns a new pattern.
12500 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12502 * glimits.h (__SHRT_MAX__): New.
12503 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12504 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12506 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12508 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12511 2001-07-06 Richard Henderson <rth@redhat.com>
12513 * bitmap.c (bitmap_release_memory): Move adjacent to the
12514 allocation functions.
12515 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12516 the implementation. Binary search for the set bit.
12517 (bitmap_union_of_diff): Allocate the temporary on the stack
12518 instead of using xmalloc.
12520 2001-07-06 Richard Henderson <rth@redhat.com>
12522 * genrecog.c (validate_pattern): Warn for constraints in
12523 define_{expand,split,peephole2}. Remove strict_low_part
12524 before looking up match_dup.
12526 2001-07-06 DJ Delorie <dj@redhat.com>
12528 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12529 chapter about various build hints and history. Add section
12530 talking about the various types of native and cross builds.
12532 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12534 * Makefile.in (final.o): Depend on target.h.
12535 * final.c: Include target.h.
12536 (default_function_pro_epilogue): New.
12537 (final_start_function): Use target structure for function prologues.
12538 (final_end_function): Use target structure for function epilogues.
12539 * fold-const.c (real_hex_to_f): Constify s and p.
12540 * output.h (default_function_pro_epilogue): New.
12541 * real.h (real_hex_to_f): Update prototype.
12542 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12543 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12544 (TARGET_INITIALIZER): Update.
12545 * target.h (gcc_target): Add struct asm_out.
12546 * doc/tm.texi: Update.
12549 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12550 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12551 in cpu/cpu.c, or rename old functions consistently. Take
12552 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12553 redundant macros and prototypes. Make new functions static.
12555 * 1750a/1750a.c: Similarly.
12556 * 1750a/1750a.h: Similarly.
12557 * a29k/a29k-protos.h: Similarly.
12558 * a29k/a29k.c: Similarly.
12559 * a29k/a29k.h: Similarly.
12560 * arc/arc-protos.h: Similarly.
12561 * arc/arc.c: Similarly.
12562 * arc/arc.h: Similarly.
12563 * arm/arm-protos.h: Similarly.
12564 * arm/arm.c: Similarly.
12565 * arm/arm.h: Similarly.
12566 * avr/avr-protos.h: Similarly.
12567 * avr/avr.c: Similarly.
12568 * avr/avr.h: Similarly.
12569 * clipper/clipper-protos.h: Similarly.
12570 * clipper/clipper.c: Similarly.
12571 * clipper/clipper.h: Similarly.
12572 * convex/convex.c: Similarly.
12573 * convex/convex.h: Similarly.
12574 * d30v/d30v-protos.h: Similarly.
12575 * d30v/d30v.c: Similarly.
12576 * d30v/d30v.h: Similarly.
12577 * d30v/d30v.md: Similarly.
12578 * dsp16xx/dsp16xx-protos.h: Similarly.
12579 * dsp16xx/dsp16xx.c: Similarly.
12580 * dsp16xx/dsp16xx.h: Similarly.
12581 * elxsi/elxsi.c: Similarly.
12582 * elxsi/elxsi.h: Similarly.
12583 * fr30/fr30.c: Similarly.
12584 * fr30/fr30.md: Similarly.
12585 * h8300/h8300-protos.h: Similarly.
12586 * h8300/h8300.c: Similarly.
12587 * h8300/h8300.h: Similarly.
12588 * i370/i370-protos.h: Similarly.
12589 * i370/i370.c: Similarly.
12590 * i370/i370.h: Similarly.
12591 * i386/i386.c: Similarly.
12592 * i386/osf1elf.h: Similarly.
12593 * i386/osfrose.h: Similarly.
12594 * i860/i860-protos.h: Similarly.
12595 * i860/i860.c: Similarly.
12596 * i860/i860.h: Similarly.
12597 * i960/i960-protos.h: Similarly.
12598 * i960/i960.c: Similarly.
12599 * i960/i960.h: Similarly.
12600 * ia64/ia64-protos.h: Similarly.
12601 * ia64/ia64.c: Similarly.
12602 * ia64/ia64.h: Similarly.
12603 * m32r/m32r-protos.h: Similarly.
12604 * m32r/m32r.c: Similarly.
12605 * m32r/m32r.h: Similarly.
12606 * m68hc11/m68hc11-protos.h: Similarly.
12607 * m68hc11/m68hc11.c: Similarly.
12608 * m68hc11/m68hc11.h: Similarly.
12609 * m68k/crds.h: Similarly.
12610 * m68k/dpx2.h: Similarly.
12611 * m68k/m68k-protos.h: Similarly.
12612 * m68k/m68k.c: Similarly.
12613 * m68k/m68k.h: Similarly.
12614 * m68k/news.h: Similarly.
12615 * m88k/m88k-protos.h: Similarly.
12616 * m88k/m88k.c: Similarly.
12617 * m88k/m88k.h: Similarly.
12618 * mips/mips-protos.h: Similarly.
12619 * mips/mips.c: Similarly.
12620 * mips/mips.h: Similarly.
12621 * ns32k/merlin.h: Similarly.
12622 * ns32k/ns32k.c: Similarly.
12623 * ns32k/ns32k.h: Similarly.
12624 * ns32k/tek6000.h: Similarly.
12625 * pa/pa-protos.h: Similarly.
12626 * pa/pa.c: Similarly.
12627 * pa/pa.h: Similarly.
12628 * pdp11/2bsd.h: Similarly.
12629 * pdp11/pdp11-protos.h: Similarly.
12630 * pdp11/pdp11.c: Similarly.
12631 * pdp11/pdp11.h: Similarly.
12632 * romp/romp-protos.h: Similarly.
12633 * romp/romp.c: Similarly.
12634 * romp/romp.h: Similarly.
12635 * rs6000/rs6000-protos.h: Similarly.
12636 * rs6000/rs6000.c: Similarly.
12637 * rs6000/rs6000.h: Similarly.
12638 * rs6000/sysv4.h: Similarly.
12639 * sh/sh-protos.h: Similarly.
12640 * sh/sh.c: Similarly.
12641 * sh/sh.h: Similarly.
12642 * sparc/sparc-protos.h: Similarly.
12643 * sparc/sparc.c: Similarly.
12644 * sparc/sparc.h: Similarly.
12645 * vax/vax.c: Similarly.
12646 * vax/vax.h: Similarly.
12647 * vax/vms.h: Similarly.
12648 * we32k/we32k.c: Similarly.
12649 * we32k/we32k.h: Similarly.
12651 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12653 * basic-block.h (first_insn_after_basic_block_note): Declare.
12654 * flow.c (first_insn_after_basic_block_note): Define. Moved
12656 * ssa.c (first_insn_after_basic_block_note): Remove.
12657 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12659 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12660 nodes when we find a dead conditional branch. Insert BARRIERs
12661 after any blocks with no successors, but which do not have
12664 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12666 * varray.c (varray_check_failed): Use internal_error.
12668 2001-07-05 Andrew Haley <aph@redhat.com>
12670 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12671 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12672 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12674 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12676 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12677 reference if the target constant is also a SYMBOL_REF.
12679 2001-07-05 Eric Christopher <echristo@redhat.com>
12681 * config/mips/mips.h (MASK_MIPS3900): Remove.
12682 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12683 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12684 (TARGET_MIPS3900): Change to use mips_arch.
12685 (TARGET_MIPS4000): New.
12686 (TARGET_MIPS4100): New.
12687 (TARGET_MIPS4300): New.
12688 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12689 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12691 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12692 (ISA_HAS_BRANCHLIKELY): To here.
12693 (CC1_CPU_SPEC): New.
12694 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12695 (mips_arch_string): Declare.
12696 (mips_arch): Declare.
12697 (TARGET_OPTIONS): Add -march and -mtune.
12699 * config/mips/mips.c (mips_arch_string): New.
12701 (override_options): Handle -march for codegen and -mtune
12702 for scheduling. Use mips_arch. Move tx39 target default here.
12703 (mips_parse_cpu): Move error message to override_options.
12705 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12707 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12709 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12710 (MIPS Options): Ditto. Change mcpu entry to historical text.
12712 2001-07-05 H.J. Lu (hjl@gnu.org)
12714 * config/mips/mips.c (mips_parse_cpu): New function to parse
12717 2001-07-05 Jim Wilson <wilson@redhat.com>
12719 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12720 * config/ia64/t-ia64: Likewise.
12721 (LIB1ASMFUNCS): Update comment.
12723 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12725 * doc/install.texi (Install GCC: Binaries): Fix typo.
12727 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12729 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12730 reference using the stack pointer, adjust it since we push Y
12732 ("*ashrsi3"): Likewise.
12733 ("*lshrsi3"): Likewise.
12735 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12737 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12738 when -fomit-frame-pointer is used.
12740 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12742 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12743 (try_redirect_by_replacing_jump): Reverse updating properly the
12744 count and frequency information. Reverse removing cc0 setter.
12745 (forwarder_block_p): Reverse fixing for fallthru blocks.
12747 2001-07-05 DJ Delorie <dj@redhat.com>
12749 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12750 (translate_options): If the above is defined, use it to map
12751 given options to new options.
12752 * doc/tm.texi: Document it.
12754 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12755 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12757 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12758 cause programs using computed gotos to run more slowly.
12760 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12762 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12764 Consistently require binutils 2.11.2, not prereleases.
12765 (Specific, decstation-*): Canonicalize as mips-dec-*.
12766 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12768 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12769 (Specific, mips-*): Reword MIPS C compiler requirements.
12770 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12771 (Specific, sunv5): Removed, obsolete.
12773 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12775 * dwarf2out.c (output_loc_list): Use an all ones mask for
12776 .text asm output and don't rely on long long
12777 literals. Reformat some long lines.
12779 2001-07-05 Andreas Jaeger <aj@suse.de>
12781 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12784 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12786 * dwarf2out.c (dwarf2out_define): Update comment.
12787 (dwarf2out_undef): Ditto.
12788 (dwarf2out_start_source_file): Ditto.
12789 (dwarf2out_end_source_file): Ditto.
12790 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12791 since we never call the start/end debug hook for the primary file.
12793 2001-07-04 Kazu Hirata <kazu@hxi.com>
12795 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12798 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12800 * cppinit.c (remove_dup_dirs): Inform if a system include
12801 directory is being reordered.
12802 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12804 * doc/cpp.texi (Search Paths): Likewise.
12805 * doc/gcc.texi (Interoperation): Remove information about
12808 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12810 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12811 (VARRAY_TOP_CHAR_PTR): Likewise.
12813 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12815 * gcc.c (process_command): Don't assign elements of a const char*.
12817 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12819 * emit-rtl.c (change_address): Don't abort if invalid address while
12820 reload is in progress.
12822 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12824 * c-lex.c (cb_file_change): Pass line number to
12825 debug_start_source_file.
12826 (cb_undefine): Pass correct line number to debug_undef.
12828 * toplev.c (debug_start_source_file): Add line number to
12829 parameters. Pass it along to dwarf2out_start_source_file.
12830 (decode_g_option): Stop resetting debug level back to normal when
12831 we change debug formats, unless the current level is
12832 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12835 * toplev.h (debug_start_source_file): Add line number to
12838 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12841 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12843 Output debug_macinfo data for starting file if requested.
12844 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12846 (dwarf2out_define): Output debug_macinfo data for defining a macro
12848 (dwarf2out_undef): Output debug_macinfo data for undefining a
12849 macro if requested.
12850 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12851 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12852 (macinfo_section_label): New. DWARF2 macro info section label.
12853 (dwarf2out_init): If we want macro info, output the start label
12855 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12856 attribute to the compilation unit die pointing to the macro info.
12858 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12860 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12861 DWARF2_DEBUGGING_INFO.
12862 (add_loc_descr_to_loc_list): Ditto.
12863 (output_loc_list): Ditto.
12864 Also, fix thinko in curr not being initialized.
12865 (gen_internal_sym): Ditto.
12867 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12869 * emit-rtl.c (replace_equiv_address): New function.
12870 * expr.h (replace_equiv_address): New declaration.
12871 * explow.c (validize_mem): Call it instead of change_address and
12872 also call if -fforce-addr and address is constant.
12873 * expr.c: Replace more calls to change_address with adjust_address
12874 and/or replace_equiv_address or to validize_mem.
12875 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
12876 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
12877 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12878 * config/i370/i370.md, config/i860/i860.md: Likewise.
12879 * config/i960/i960.md, config/mips/mips.c: Likewise.
12880 * config/mips/mips.md, config/pa/pa.md: Likewise.
12881 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
12882 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
12884 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12886 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
12888 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
12891 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
12893 * doc/include: New directory.
12894 * doc/fdl.texi: Move to doc/include/fdl.texi.
12895 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
12896 * doc/include/funding.texi, doc/include/gpl.texi: New files.
12897 * doc/gcc.texi: Use funding.texi and gpl.texi.
12898 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
12899 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
12900 Update dependencies and use -I $(docdir)/include.
12902 2001-07-04 Anthony Green <green@redhat.com>
12904 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
12906 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12908 * doc/install.texi (sparc64-*-*): Remove garbage.
12910 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
12912 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
12913 Fix typo in last change to use adjust_address.
12915 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12917 * doc/install.texi (Specific): Update information for *-*-solaris*.
12919 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12921 * explow.c (plus_constant_wide): Reinitialize Y for restart.
12923 2001-07-03 Stan Shebs <shebs@apple.com>
12925 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
12926 case for flag_no_mach_text_sections.
12927 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
12928 * config/darwin.c (flag_no_mach_text_sections): Remove.
12929 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
12931 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12933 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
12934 and avoid checking for constant as first operand.
12935 * recog.c (find_constant_term_loc): No longer static.
12936 (adj_offettable_operand): Delete.
12937 * rtl.h (adj_offsettable_operand): Delete declaration.
12938 (find_constant_term): Add declaration.
12939 * caller-save.c: Replace calls to adj_offsettable_operand with calls
12941 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
12942 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
12943 * config/i386/i386.c, config/i386/i386.md: Likewise.
12944 * config/i860/i860.c, config/i960/i960.c: Likewise.
12945 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
12946 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
12947 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
12948 * config/mips/mips.c, config/mips/mips.md: Likewise.
12949 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
12950 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
12951 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
12952 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
12953 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
12954 * config/ns32k/ns32k.md: Likewise.
12956 2001-07-03 Zack Weinberg <zackw@stanford.edu>
12958 * rtl.c (copy_rtx): Handle 'T' format letter.
12959 * gensupport.c (collect_insn_data): Likewise.
12960 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
12962 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
12964 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
12965 -B option. Use 'dir' not 'foo' as example directory name.
12967 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12969 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12970 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
12972 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12974 * doc/cppinternals.texi: Improve formatting and logical markup.
12976 2001-07-03 Andreas Jaeger <aj@suse.de>
12978 * Makefile.in (insn-recog.o): Add dependency on reload.h.
12980 * genrecog.c (write_header): Include reload.h for prototypes in
12983 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
12986 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
12987 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12988 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
12989 i386_pe_valid_type_attribute_p): Add.
12990 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
12991 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
12993 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12995 * explow.c (plus_constant_wide, case LO_SUM): New case.
12996 (plus_constant_for_output_wide): Delete.
12997 * rtl.h (plus_constant_for_output): Delete.
12998 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
12999 instead of plus_constant_for_output.
13000 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
13001 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
13002 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
13003 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
13004 * config/sparc/sparc.md: Likewise.
13005 Convert some change_address calls to adjust_address.
13007 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13009 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
13010 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
13011 documentation of -std and -Wwrite-strings.
13013 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13015 * cse.c (canon_hash): Don't register registers in very small
13016 register classes, as extending their lifetime might cause
13019 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
13021 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
13023 * flow.c (forwarder_block_p): Fix for fallthru blocks.
13024 (try_redirect_by_replacing_jump): Update properly the count
13025 and frequency information.
13027 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
13029 * toplev.c (dump_file_index): Move SSA dumps just after first
13031 (dump_file): Corresponding changes.
13032 (rest_of_compilation): Move SSA path to just after the first
13034 * doc/gcc.texi (Passes): Update due to movement of SSA path.
13035 * doc/invoke.texi: Update dump file #s as they were completely
13036 out of date with reality.
13038 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13040 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
13042 * expr.c (emit_move_insn_1): Deal with non-default
13045 * expr.c (emit_single_push_insn): Fix warning.
13047 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
13049 * expr.c (emit_move_insn_1): Avoid modifying
13050 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
13052 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13054 * emit-rtl.c (adjust_address): New function.
13055 * expr.h (adjust_address): Add declaration.
13056 * builtins.c: Replace some calls to change_address with calls to it
13057 or to validize_mem.
13058 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
13059 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
13060 * config/arm/arm.c, config/convex/convex.c: Likewise.
13061 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13062 * config/i386/i386.c, config/i386/i386.md: Likewise.
13063 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
13064 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
13065 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
13066 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
13067 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
13069 2001-07-02 Jim Wilson <wilson@redhat.com>
13071 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
13073 2001-07-02 Steve Ellcey <sje@cup.hp.com>
13075 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
13076 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
13078 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13080 * cppinit.c (lang_defaults): New table.
13081 (set_lang): Just read from lang_defaults into the live options
13084 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13086 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
13087 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
13088 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
13090 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13092 * doc/install.texi: Various spelling and markup fixes.
13093 (Installing GCC): Component specific installation instructions are
13096 Warn about removing old install dir in the presence of shared libs.
13097 (Configuration): Invoke with options target to match configure
13099 Consistently refer to gas, gld pathnames.
13100 Invert --enable-multilib documentation.
13101 Remove references to old compiler versions.
13103 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13105 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
13107 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13109 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
13111 (Specific, mips*-sgi-irix5): Note IDO download.
13112 Reworded MIPS C hints.
13113 Use GNU as instead of GAS.
13115 Removed SGI Freeware reference, IRIX 6 only.
13116 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
13117 Note N64 library requirement/workaround.
13119 Complete list of structure passing bug victims.
13121 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13123 * doc/install.texi: Remove CVS Id.
13125 2001-07-02 Andreas Jaeger <aj@suse.de>
13127 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
13128 (find_inherently_necessary): Remove unused variable.
13130 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
13132 * c-common.h (TDI_inlined): New ast dump phase.
13133 (dump_flag_name): New function.
13134 * c-dump.c (dump_files): Add inlined phase.
13135 (dump_flag_name): Define.
13136 * doc/invoke.texi (-fdump-ast-inlined): Document.
13138 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13140 * stor-layout.c (layout_decl): Revert change to handling of alignment
13143 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13145 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
13148 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
13150 * doc/tm.texi (FUNCTION_ARG): Document that the last call
13153 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
13155 * tlink.c (recompile_files): Remove COMPILER_PATH and
13156 LIBRARY_PATH from the environment.
13158 2001-07-01 Zack Weinberg <zackw@stanford.edu>
13160 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
13161 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
13163 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
13165 * c-parse.in (OBJC_STRING): Kill.
13166 (objc_string): Decompose to [objc_string] '@' STRING.
13167 (reswords): Take the leading '@' off all the Objective C keywords.
13168 (objc_rid_sans_at): Kill.
13169 (init_reswords): Don't initialize it.
13170 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
13171 (_yylex): Kill reconsider label. Look ahead one token after
13172 an '@'; if we get an identifier, check whether it's an
13173 Objective C @-keyword. If so, return the keyword. Otherwise,
13174 put back the token and return the '@' as a terminal.
13176 * cpplib.c (lex_macro_node): Remove unnecessary check for
13177 leading '@' on identifier. Clarify control flow and commentary.
13179 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13181 * cse.c (new_label_ref): Variable deleted.
13182 (insert): Remove set of new_label_ref.
13183 (check_for_label_ref): New function.
13184 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
13186 See ChangeLog.5 for earlier changes.