1 2001-11-08 Richard Henderson <rth@redhat.com>
3 * Makefile.in (GCC_FOR_TARGET): Add build_tooldir/sys-include.
4 (CROSS_SYSTEM_HEADER_DIR): Use build_tooldir not tooldir.
5 (ORDINARY_FLAGS_TO_PASS, stmp-fixinc): Likewise.
7 2001-11-08 Aldy Hernandez <aldyh@redhat.com>
9 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -maltivec.
11 2001-11-08 Jakub Jelinek <jakub@redhat.com>
13 * dwarf2out.c (debug_str_hash): New.
14 (struct indirect_string_node): New.
15 (struct dw_val_struct): Change type of val_str to it.
16 (DEBUG_STR_SECTION_FLAGS): Define.
17 (add_AT_string): Push string into hashtable, increment reference
19 (AT_string): Return string from ht_identifier.
20 (AT_string_form): New.
21 (free_AT): For dw_val_class_str, just decrement reference counter.
22 (size_of_string): Remove.
23 (size_of_die): Use AT_string_form to decide what size the string
25 (size_of_pubnames): Use strlen instead of size_of_string.
26 (value_format): Use AT_string_form for dw_val_class_str.
27 (output_die): Output DW_FORM_strp strings using
28 dw2_asm_output_offset.
29 (indirect_string_alloc, output_indirect_string): New.
30 (dwarf2out_finish): Emit .debug_str strings if there are any.
32 2001-11-08 Andreas Franck <afranck@gmx.de>
34 * configure.in: Add AC_ARG_PROGRAM to support program name
35 transformation with --program-prefix, --program-suffix and
36 --program-transform-name.
37 * configure: Regenerated.
38 * Makefile.in (GCC_INSTALL_NAME, CPP_INSTALL_NAME,
39 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
40 GCCBUG_INSTALL_NAME, GCC_CROSS_NAME, CPP_CROSS_NAME,
41 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): Handle
42 program_transform_name the way suggested by autoconf.
43 (GCC_TARGET_INSTALL_NAME): Define.
44 (install-driver): Use the transformed target alias name.
46 2001-11-08 Richard Henderson <rth@redhat.com>
48 * config/mips/mips.c (save_restore_insns): Remove GP from the
49 restore registers mask early instead of special casing it inside
52 2001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
54 * cp/decl.c (shadow_warning): New function.
55 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
56 and an error when a block scope decl shadows a parameter.
58 2001-11-08 Richard Henderson <rth@redhat.com>
60 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
63 2001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
65 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
66 to implement floating negation on processors prior to PA 2.0.
68 2001-11-08 Jakub Jelinek <jakub@redhat.com>
70 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
71 (USE_LINKONCE_INDIRECT): Define.
72 (dw2_output_indirect_constant_1): Try to output indirect constants
73 into linkonce sections if possible.
74 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
75 (dw2_output_indirect_constants): Likewise.
77 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
79 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
81 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
83 * c-decl.c (pushdecl): Remove file and line.
84 * c-typeck.c (pop_init_level): Remove size.
86 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
88 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
91 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
92 (TARGET_ALTIVEC): New.
93 (TARGET_SWITCHES): Add altivec.
94 (FIRST_PSEUDO_REGISTER): Change to 109.
95 (CALL_USED_REGISTERS): Same.
96 (FIRST_ALTIVEC_REGNO): New.
97 (LAST_ALTIVEC_REGNO): New.
98 (ALTIVEC_REGNO_P): New.
99 (UNITS_PER_ALTIVEC_WORD): New.
100 (ALTIVEC_VECTOR_MODE): New.
101 (FIXED_REGISTERS): Add altivec registers.
102 (REG_ALLOC_ORDER): Same.
103 (HARD_REGNO_NREGS): Adjust for altivec registers.
104 (HARD_REGNO_MODE_OK): Same.
105 (MODES_TIEABLE_P): Same.
106 (REGISTER_MOVE_COST): Same.
107 (REGNO_REG_CLASS): Same.
108 (reg_class): Add ALTIVEC_REGS.
109 (REG_CLASS_NAMES): Same.
110 (REG_CLASS_CONTENTS): Same.
111 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
112 (ALTIVEC_ARG_RETURN): New.
113 (FUNCTION_VALUE): Handle VECTOR_TYPE.
114 (LIBCALL_VALUE): Handle altivec vector modes.
115 (VECTOR_MODE_SUPPORTED_P): New.
116 (ALTIVEC_ARG_MIN_REG): New.
117 (ALTIVEC_ARG_MAX_REG): New.
118 (ALTIVEC_ARG_NUM_REG): New.
119 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
120 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
121 (REGISTER_NAMES): Add altivec regs.
122 (DEBUG_REGISTER_NAMES): Same.
123 (ADDITIONAL_REGISTER_NAMES): Same.
124 (rs6000_builtins): New.
125 (MD_EXPAND_BUILTIN): New.
126 (MD_INIT_BUILTINS): New.
127 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
128 for AltiVec instructions.
129 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
130 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
132 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
133 (TARGET_SWITCHES): Add no-altivec.
134 (DATA_ALIGNMENT): Align vectors to 128 bits.
135 (TARGET_OPTIONS): Add abi= option.
136 Add rs6000_abi_string extern.
137 (LOCAL_ALIGNMENT): New.
138 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
139 (MASK_ALTIVEC_ABI): New.
140 (TARGET_ALTIVEC_ABI): New.
141 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
143 (STACK_BOUNDARY): Adjust for altivec.
144 (BIGGEST_ALIGNMENT): Same.
145 (rs6000_args): Add vregno.
146 (USE_ALTIVEC_FOR_ARG_P): New.
147 (FIXED_REGISTERS): Add vrsave register.
148 (CALL_USED_REGISTERS): Same.
149 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
151 (reg_class): Add VRSAVE_REGS.
152 (REG_CLASS_NAMES): Same.
153 (REG_CLASS_CONTENTS): Same.
154 (REGNO_REG_CLASS): Same.
156 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
157 (ABI_STACK_BOUNDARY): Same.
158 (BIGGEST_ALIGNMENT): Same.
159 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
160 (ROUND_TYPE_ALIGN): Same.
162 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
165 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
168 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
171 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
172 (altivec_expand_builtin): New.
173 (altivec_init_builtins): New.
174 (TARGET_EXPAND_BUILTIN): New.
175 (TARGET_INIT_BUILTINS): New.
176 (rs6000_init_builtins): New.
177 (struct builtin_description): New.
179 (rs6000_reg_names): Add altivec registers.
180 (alt_reg_names): Same.
181 (secondary_reload_class): Altivec regs can hold altivec regs and
183 (rs6000_emit_move): Force constants into memory for AltiVec moves.
184 (print_operand): Add 'y' case for printing altivec memory
186 (rs6000_legitimize_address): Legitimize vector addresses into
188 (altivec_expand_binop_builtin): New.
189 New string rs6000_current_abi.
190 (rs6000_override_options): Call rs6000_parse_abi_options.
191 (rs6000_parse_abi_options): New.
192 (function_arg_boundary): Vector arguments must be 16
194 (function_arg_advance): Handle vector arguments.
195 (function_arg_partial_nregs): Same.
196 (init_cumulative_args): Same.
197 (function_arg): Same.
199 * config/rs6000/rs6000.md (altivec_lvx): New.
200 (type): Add altivec attribute.
202 (*movv4si_internal): New.
204 (*movv16qi_internal): New.
206 (*movv8hi_internal1): New.
208 (*movv4sf_internal1): New.
325 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
327 * Makefile.in (df.o): Add fibheap.h to dependencies.
329 * df.h: Add prototypes for transfer functions, iterative_dataflow
331 (enum df_flow_dir): New enum.
332 (enum df_confluence_op): New enum.
333 (struct df): Add inverse_rts_map.
335 * df.c: Add sbitmap.h to the list of includes.
336 (df_rd_global_compute): Removed.
337 (df_ru_global_compute): Removed.
338 (df_lr_global_compute): Removed.
339 (df_rd_transfer_function): New function.
340 (df_ru_transfer_function): New function.
341 (df_lr_transfer_function): New function.
342 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
343 Use iterative_dataflow_bitmap instead of df_*_global_compute.
344 (iterative_dataflow_sbitmap): New function.
345 (iterative_dataflow_bitmap): New function.
347 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
349 * doc/gcc.texi: Move terminology and spelling conventions to
350 htdocs/codingconventions.html.
352 2001-11-07 Graham Stott <grahams@redhat.com>
354 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
356 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
358 * expmed.c (expand_mult): Force operand to register before computing
360 * i386.c (x86_decompose_lea): New global vairable.
361 * i386.h (x86_decompose_lea): Declare.
362 (TARGET_DECOMPOSE_LEA): New macro.
363 (RTX_COST): Handle leas properly.
365 2001-11-06 Richard Henderson <rth@redhat.com>
367 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
368 defined for a CONSTRUCTOR; don't check it.
370 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
372 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
373 test for absolute pathnames.
375 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
377 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
378 instructions up to the target pc inclusive.
380 2001-11-06 Steve Christiansen <smc@us.ibm.com>
382 * loop.c (loop_regs_scan): Don't invalidate PIC register.
384 2001-11-06 Eric Christopher <echristo@redhat.com>
386 * config/mips/mips.md(movdf_internal2): Add constraints for float
387 to general register move.
388 * config/mips/elf64.h: Add default ABI.
390 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
392 * alias.c:: Include langhooks.h.
393 * emit-rtl.c: Similarly.
394 * toplev.c: Similarly.
395 * tree-inline.c: Similarly.
396 * langhooks-def.h: New, the old langhooks.h. Give the default
397 hooks a common prefix.
398 * langhooks.h: Contents extracted from toplev.h.
399 * toplev.h: Move langhook stuff to langhooks.h.
400 * langhooks.c: Give default hooks a common prefix.
402 * c-lang.c: Include langhooks-def.h.
403 * objc/objc-act.c: Similarly.
404 * Makefile.in: Update.
405 * objc/Make-lang.in: Update.
407 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
409 * doc/install.texi: Document that configure options not listed in
410 this file are unsupported. Document --with-system-zlib.
412 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
414 * rtl.h (mem_for_const_double): New declaration.
415 * varasm.c (mem_for_const_double): New function.
416 * config/convex/convex.md (movdf): Use it.
417 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
418 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
419 * config/m68k/m68kv4.h: Likewise.
421 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
422 of new GP reg classes.
424 * expr.c (store_field): When making temp object for unaligned
425 component, set it to alias set 0.
427 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
429 * c-common.c (c_expand_expr_stmt): Apply default conversions to
430 non-lvalue arrays if C99.
431 * c-typeck.c (default_conversion): Split out code handling
432 array-to-pointer and function-to-pointer conversions into a
433 separate default_function_array_conversion function.
434 (default_function_array_conversion): New function. Keep track of
435 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
436 arrays unchanged outside C99 mode instead of giving an error for
438 (build_component_ref): Use pedantic_non_lvalue when handling
439 COMPOUND_EXPR. Don't handle COND_EXPR specially.
440 (convert_arguments): Use default_function_array_conversion.
441 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
443 (unary_complex_lvalue): Likewise.
444 (internal_build_compound_expr): Use
445 default_function_array_conversion. Apply default conversions to
446 function in compound expression.
447 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
448 Use default_function_array_conversion.
449 * doc/extend.texi: Update documentation of subscripting non-lvalue
453 2001-11-05 Zack Weinberg <zack@codesourcery.com>
455 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
456 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
457 corresponding to the complete set of .po and .gmo files in
458 the source directory's po subdir, modified by LINGUAS. Don't
460 * configure.in: Don't set ALL_LINGUAS.
461 * configure: Regenerate.
463 * Makefile.in (.po.gmo): Don't move into source directory.
464 (.po.pox): Clarify comments.
465 (install-po): Look for .gmo files in both srcdir and objdir;
466 don't fail if a file is totally missing.
467 (distclean): rmdir ada subdirectory too.
469 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
471 * config/rs6000/rs6000.c (rs6000_select_section): Handle
472 CONSTRUCTORs _correctly_.
474 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
476 * c-decl.c (delete_block): Remove.
477 * c-tree.h (delete_block): Remove.
479 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
481 * cppexp.c (lex, parse_defined): Update warning about defined.
483 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
485 * config/rs6000/rs6000.c (rs6000_select_section): Handle
488 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
490 * config/arm/arm.c (arm_return_in_memory): Cope with
491 int_size_in_bytes returning -1.
493 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
496 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
498 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
499 remove unneded depdendencies;
501 * cfglayout.c, cfglayout.h: New files; break out from ...
502 * bb-reorder.c: ... here; Remove unneeded includes;
504 2001-11-04 Alan Modra <amodra@bigpond.net.au>
506 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
508 2001-11-04 David Edelsohn <edelsohn@gnu.org>
510 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
511 mode as well. Do not explicitly create intermediate regs.
513 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
515 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
516 (common_section): Delete unused variable.
517 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
518 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
519 * arm-protos.h (arm_poke_function_name, aof_add_import,
520 aof_delete_import): Const-ify.
521 * arm.c (legitimize_pic_address): Wrap variables in the macro
522 controlling their usage.
523 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
524 (arm_poke_function_name, pic_chain, import, aof_add_import,
525 aof_delete_import): Const-ify.
526 * i386.c (ix86_osf_output_function_prologue): Const-ify.
527 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
528 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
529 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
530 * i860/sysv3.h: Add missing comment closure.
531 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
532 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
535 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
536 (i960-*-*): Set tmake_file.
537 (sparc86x-*-elf*): Fix typo in header name.
539 * sched-rgn.c (schedule_insns): Delete unused variable.
541 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
544 * c-typeck.c (lookup_field): Rework to return a chain down to
546 (build_component_ref): Use the new lookup_field to handle
547 nested anonymous entities correctly.
549 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
551 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
552 Change parameters to gen_rtx_CONST_DOUBLE.
553 (GEN_INT64, sparc_emit_set_const64): Likewise.
554 * config/sparc/sparc.md (movdf split): Likewise.
556 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
558 * unroll.c (calculate_giv_inc): Use find_last_value rather
559 than just hoping the last instruction is the right SET.
560 [Fixes 990604-1.c on stormy16.]
562 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
563 library at all if -T is used.
565 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
566 some uses of uninitialized variables in error cases.
568 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
569 look at 'temp' if we won't be using it.
571 * config/stormy16/stormy16.h (CONST_COSTS): Define.
573 (ADDRESS_COST): Define.
574 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
576 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
578 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
579 stormy16_asm_output_mi_thunk.
580 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
582 * config/stormy16/stormy16-protos.h
583 (stormy16_asm_output_mi_thunk): New prototype.
585 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
587 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
588 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
589 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
590 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
591 sched-int.h, toplev.c, config/alpha/alpha.c,
592 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
593 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
594 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
595 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
596 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
597 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
598 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
600 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
602 * Makefile.in (dbxout.o): Depend on function.h.
603 * collect2.c (is_in_list): Hide unused function.
604 * dbxout.c: Include function.h.
605 (source_label_number, dbxout_source_line, dbxout_source_file,
606 dbxout_function_end, dbxout_begin_function): Wrap/move inside
607 macros controlling usage.
608 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
609 * output.h (exports_section): Prototype.
611 * convex.c (convex_output_function_prologue): Fix format specifier
613 (asm_declare_function_name): Fix signed/unsigned warning.
614 (print_operand): Fix format specifier warning.
615 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
616 * dsp16xx-protos.h (uns_comparison_operator,
617 num_1600_core_shifts): Prototype.
618 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
619 (frame_size, frame_pointer_offset): Delete.
620 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
621 Make static. Fix format specifier warnings.
622 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
623 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
624 * dsp16xx.md: Add default case in switches.
625 * fr30.h (IN_RANGE): Delete.
626 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
627 * mcore-protos.h (mcore_output_cmov): Const-ify.
628 * mcore.c (mcore_output_cmov): Likewise.
629 * mcore.h (switch_to_section): Make static and prototype.
630 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
631 unsigned>=0 warnings.
632 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
633 * rs6000-protos.h (read_only_data_section,
634 read_only_private_data_section): Prototype.
635 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
636 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
637 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
639 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
641 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
643 * final.c (final_scan_insn): Add brackets around body of if-stmt.
644 * gcc.c (convert_filename): Add static prototype. Const-ify.
645 Wrap variable in macros controlling its use.
646 * output.h (sdata_section): Add prototype.
648 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
649 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
650 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
651 (ASM_FILE_START): Const-ify.
652 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
654 * c4x.md: Don't use the 'U' integer suffix.
655 * clipper.md (clipper_movstr): Delete declaration.
656 * d30v-protos.h (d30v_move_2words): Const-ify.
657 (debug_stack_info): Add prototype.
658 * d30v.c: Include "integrate.h".
659 (d30v_function_arg_boundary, d30v_function_arg,
660 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
661 signed/unsigned warnings.
662 (d30v_print_operand_memory_reference, d30v_move_2words):
664 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
665 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
666 * fr30.md: Const-ify.
667 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
668 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
669 (mvs_get_label_page): Hide unused static function.
670 * i860.c (current_function_original_name): Const-ify.
671 * i860/sysv3.h (current_function_original_name): Likewise.
672 * i860/sysv4.h (current_function_original_name): Likewise.
673 * i960.md: Add default case in switches. Remove unused variable.
674 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
675 * m32r.md: Const-ify.
676 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
677 * m68hc11.c: Include "reload.h".
678 (static_chain_reg, print_options, m68hc11_asm_file_start):
680 * m68hc11.md: Delete unused variable. Const-ify. Add parens
681 around & in comparison.
682 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
683 * mn10200.c (shift_mode): Remove trailing comma.
684 * mn10300-protos.h (output_tst): Const-ify.
685 * mn10300.c (output_tst): Likewise.
686 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
688 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
689 * pa.c (output_ascii): Likewise.
690 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
691 * pdp11.md (expand_unop): Delete declarations.
692 * pj-protos.h (pj_output_addsi3): Const-ify.
693 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
694 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
695 unique_src_operand): Add prototypes.
696 (pj_output_store_into_lval): Make definition static.
697 (pj_function_incoming_arg): Don't use unary plus.
698 (pj_output_addsi3): Const-ify.
699 * romp.md (get_symref): Delete declarations.
700 * v850-c.c (mark_current_function_as_interrupt): Don't return
701 value from void function.
702 * v850.c: Include "integrate.h".
703 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
704 * vax-protos.h (const_section): Add prototype.
706 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
708 * machmode.def: Add documentation for the seventh argument in
711 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
713 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
715 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
716 <-melf>: Don't have markup for ELF acronym.
718 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
720 * config.gcc (mmix-*-*): New target.
721 * doc/invoke.texi: Document MMIX options.
722 * doc/contrib.texi: Add note about MMIX port to my entry.
723 * config/mmix/t-mmix: New file.
724 * config/mmix/mmix.h: New file.
725 * config/mmix/mmix-protos.h: New file.
726 * config/mmix/mmix.c: New file.
727 * config/mmix/mmix.md: New file.
728 * config/mmix/crti.asm: New file.
729 * config/mmix/crtn.asm: New file.
731 2001-11-03 Kazu Hirata <kazu@hxi.com>
733 * config/sparc/linux-aout.h: Fix comment formatting.
734 * config/sparc/linux.h: Likewise.
735 * config/sparc/linux64.h: Likewise.
736 * config/sparc/lynx.h: Likewise.
737 * config/sparc/pbd.h: Likewise.
738 * config/sparc/sol2-sld-64.h: Likewise.
739 * config/sparc/sol2.h: Likewise.
740 * config/sparc/sparc.c: Likewise.
741 * config/sparc/sparc.h: Likewise.
742 * config/sparc/sparc.md: Likewise.
743 * config/sparc/sunos4.h: Likewise.
744 * config/sparc/vxsim.h: Likewise.
745 * config/sparc/vxsparc.h: Likewise.
746 * config/sparc/vxsparc64.h: Likewise.
748 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
750 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
751 reference to CONST_DOUBLE_MEM in comment.
752 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
753 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
754 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
755 * function.c (pop_function_context_from): Don't call
756 restore_varasm_status.
757 * function.h (restore_varasm_status): Delete declaration.
758 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
760 * rtl.def (CONST_DOUBLE): Update comment.
761 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
762 (CONST_DOUBLE_CHAIN): Likewise.
763 (CONST_DOUBLE_MEM): Delete.
764 (gen_rtx_CONST_DOUBLE): Update parameters.
765 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
766 Remove reference to CONST_DOUBLE_MEM.
767 (const_alias_set): New variable.
768 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
769 (immed_real_const_1): Adjust tests for 0, 1, and 2.
770 Don't set CONST_DOUBLE_MEM.
771 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
772 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
773 Put constant in const_alias_set.
774 (struct pool_constant): ALIGN now unsigned.
775 OFFSET now HOST_WIDE_INT.
777 (restore_varasm_status): Deleted.
778 (mark_pool_constant): Mark desc->rtl.
779 (force_const_mem): Rework to store rtl in hash table,
780 not CONST_DOUBLE_MEM.
781 Put constant in const_alias_set.
782 (find_pool_constant): Check desc->rtl.
783 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
784 (init_varasm_once): Initialize const_alias_set.
786 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
789 * reload.c (combine_reloads): Don't combine an output reload if there
790 are other reloads around for part of the output.
792 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
794 (set_mem_decl): New function.
795 * expr.h (set_mem_decl): New declaration.
796 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
797 (output_asm_operand_names): Add tab.
798 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
800 * builtins.c (get_memory_rtx): Properly set MEM alias set and
803 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
805 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
806 Use "invalid" instead of "illegal". Use @r in comments in
809 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
811 * c-decl.c (pushdecl): Move block inside if conditional to remove
812 possibility of a segfault. Lookup block-level extern
813 variables in enclosing scopes correctly.
815 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
817 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
819 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
820 SUBREG so we avoid SUBREGing memory.
822 * expmed.c (store_bit_field): Same.
824 2001-11-02 DJ Delorie <dj@redhat.com>
826 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
827 using FP registers for DImode mem-mem moves is acceptable.
829 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
831 * builtins.c (apply_args_size): Handle vector arguments.
832 (apply_result_size): Same.
834 * machmode.def: Set WIDER mode field for all vector entries.
836 2001-11-02 Graham Stott <grahams@redhat.com>
838 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
840 2001-11-01 Eric Christopher <echristo@redhat.com>
842 * config.gcc: Revert part of earlier patch.
843 * config/mips/linux.h: Ditto.
844 * df.c: Include tm_p.h to avoid warnings.
845 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
847 * config/mips/mips.c: Define mips_abi regardless.
848 (mips_output_function_prologues): Add long casts for .frame
850 (override_options): Allow use of ABI_32.
852 2001-11-01 Kazu Hirata <kazu@hxi.com>
854 * config/m68hc11/m68hc11.c: Fix comment formatting.
855 * config/m68hc11/m68hc11.h: Likewise.
856 * config/m68hc11/m68hc11.md: Likewise.
858 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
860 * c-typeck.c (default_conversion): Retain the original expression
862 * gcc.dg/Wparentheses.c: New tests.
864 2001-11-01 David S. Miller <davem@redhat.com>
866 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
867 64-bit Sparc description more in line with reality.
869 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
871 * Makefile.in (GCOV_OBJS): Add version.o.
872 * gcov.c: Include "version.h" and <getopt.h>.
873 (gcov_version_string): Remove.
874 (print_usage): Take a parameter to determine whether this is a
875 call from --help or an error message. Give fuller output that
876 follows the GNU Coding Standards for --help.
877 (print_version): New function.
879 (process_args): Use getopt_long. Support long options. Follow
880 GNU Coding Standards for --help and --version.
881 * doc/gcov.texi: Document long options.
882 Addresses part of PR other/704.
884 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
886 * pa.c (output_move_double): Fix typo in double load.
888 2001-11-01 Kazu Hirata <kazu@hxi.com>
890 * config/h8300/h8300.c (h8300_encode_label): Compute a string
891 before passing it to ggc_alloc_string.
893 2001-11-01 Kazu Hirata <kazu@hxi.com>
895 * config/m68k/3b1.h: Fix comment formatting.
896 * config/m68k/3b1g.h: Likewise.
897 * config/m68k/a-ux.h: Likewise.
898 * config/m68k/amix.h: Likewise.
899 * config/m68k/apollo68.h: Likewise.
900 * config/m68k/atari.h: Likewise.
901 * config/m68k/aux-exit.c: Likewise.
902 * config/m68k/ccur-GAS.h: Likewise.
903 * config/m68k/crds.h: Likewise.
904 * config/m68k/dpx2.h: Likewise.
905 * config/m68k/dpx2g.h: Likewise.
906 * config/m68k/hp310.h: Likewise.
907 * config/m68k/hp320.h: Likewise.
908 * config/m68k/isi.h: Likewise.
909 * config/m68k/linux.h: Likewise.
910 * config/m68k/lynx.h: Likewise.
911 * config/m68k/m68k-psos.h: Likewise.
912 * config/m68k/m68k.c: Likewise.
913 * config/m68k/m68k.h: Likewise.
914 * config/m68k/m68k.md: Likewise.
915 * config/m68k/m68kelf.h: Likewise.
916 * config/m68k/m68kv4.h: Likewise.
917 * config/m68k/mot3300.h: Likewise.
918 * config/m68k/news.h: Likewise.
919 * config/m68k/next.h: Likewise.
920 * config/m68k/pbb.h: Likewise.
921 * config/m68k/plexus.h: Likewise.
922 * config/m68k/sgs.h: Likewise.
923 * config/m68k/sun3.h: Likewise.
924 * config/m68k/tower.h: Likewise.
925 * config/m68k/vxm68k.h: Likewise.
927 2001-10-31 DJ Delorie <dj@redhat.com>
929 * config/mips/mips.h (mips_cache_flush_func): Prototype.
930 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
931 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
932 * config/mips/mips.c (mips_cache_flush_func): New.
933 * doc/invoke.texi: Document the new options.
935 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
937 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
938 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
940 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
942 * config/cris/cris.c: Include output.h after tree.h but before
945 2001-10-31 Zack Weinberg <zack@codesourcery.com>
947 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
948 (INTL_SUBDIRS): Just intl.
949 (.SUFFIXES): Add .gmo .po .pox.
950 (native): Also depend on build-@POSUB@.
951 (intl.all, intl.install): Depend on config.h and things it includes.
952 (po-generated): New target; depend on c-parse.c and tradcif.c.
953 (install-normal): Also depend on install-@POSUB@.
954 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
955 (build-, install-, build-po, update-po, install-po,
956 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
958 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
959 * configure.in: Don't munge XGETTEXT. Don't generate
961 * configure: Regenerate.
964 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
965 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
967 2001-10-31 Kazu Hirata <kazu@hxi.com>
969 * config/h8300/h8300.md (two anonymous patterns): New.
971 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
973 * tree.h (tree_index): Add support for V16QI and V8HI.
974 (V8HI_type_node): New.
975 (V16QI_type_node): New.
977 * tree.c (build_common_tree_nodes_2): Same.
979 * c-common.c (type_for_mode): Same.
981 2001-10-31 Kazu Hirata <kazu@hxi.com>
983 * config/i386/att.h: Fix comment formatting.
984 * config/i386/beos-elf.h: Likewise.
985 * config/i386/bsd.h: Likewise.
986 * config/i386/bsd386.h: Likewise.
987 * config/i386/crtdll.h: Likewise.
988 * config/i386/cygwin.asm: Likewise.
989 * config/i386/cygwin.h: Likewise.
990 * config/i386/djgpp.h: Likewise.
991 * config/i386/freebsd-aout.h: Likewise.
992 * config/i386/freebsd.h: Likewise.
993 * config/i386/gas.h: Likewise.
994 * config/i386/i386-interix.h: Likewise.
995 * config/i386/i386-protos.h: Likewise.
996 * config/i386/i386.c: Likewise.
997 * config/i386/i386.h: Likewise.
998 * config/i386/i386.md: Likewise.
999 * config/i386/i386elf.h: Likewise.
1000 * config/i386/interix.c: Likewise.
1001 * config/i386/isc.h: Likewise.
1002 * config/i386/isccoff.h: Likewise.
1003 * config/i386/iscdbx.h: Likewise.
1004 * config/i386/linux.h: Likewise.
1005 * config/i386/lynx.h: Likewise.
1006 * config/i386/mingw32.h: Likewise.
1007 * config/i386/netbsd-elf.h: Likewise.
1008 * config/i386/next.h: Likewise.
1009 * config/i386/osf1elf.h: Likewise.
1010 * config/i386/osfrose.h: Likewise.
1011 * config/i386/sco5.h: Likewise.
1012 * config/i386/seq-gas.h: Likewise.
1013 * config/i386/seq-sysv3.h: Likewise.
1014 * config/i386/sequent.h: Likewise.
1015 * config/i386/sol2.h: Likewise.
1016 * config/i386/sun386.h: Likewise.
1017 * config/i386/uwin.asm: Likewise.
1018 * config/i386/uwin.h: Likewise.
1019 * config/i386/vxi386.h: Likewise.
1020 * config/i386/win32.h: Likewise.
1021 * config/i386/winnt.c: Likewise.
1022 * config/i386/xm-cygwin.h: Likewise.
1023 * config/i386/xm-mingw32.h: Likewise.
1025 2001-10-31 Kazu Hirata <kazu@hxi.com>
1027 * builtins.def: Fix comment typos.
1028 * config/alpha.c: Likewise.
1029 * config/arm/arm.c: Likewise.
1030 * config/avr/avr.h: Likewise.
1031 * config/d30v/d30v.c: Likewise.
1032 * config/d30v/d30v.h: Likewise.
1033 * config/d30v/d30v.md: Likewise.
1034 * config/dsp16xx/dsp16xx.c: Likewise.
1035 * config/fr30/fr30.c: Likewise.
1036 * config/fr30/fr30.md: Likewise.
1037 * config/i386/i386.c: Likewise.
1038 * config/i860/i860.c: Likewise.
1039 * config/i960/i960.c: Likewise.
1040 * config/ia64/ia64.c: Likewise.
1041 * config/mips/mips.c: Likewise.
1042 * config/pa/pa.c: Likewise.
1043 * config/rs6000/rs6000.c: Likewise.
1044 * config/s390/s390.c: Likewise.
1045 * config/sparc/sparc.c: Likewise.
1047 2001-10-30 Kazu Hirata <kazu@hxi.com>
1049 * config/mips/elf.h: Fix comment formatting.
1050 * config/mips/elf64.h: Likewise.
1051 * config/mips/iris5.h: Likewise.
1052 * config/mips/iris5gas.h: Likewise.
1053 * config/mips/iris6.h: Likewise.
1054 * config/mips/isa3264.h: Likewise.
1055 * config/mips/linux.h: Likewise.
1056 * config/mips/mips.c: Likewise.
1057 * config/mips/mips.h: Likewise.
1058 * config/mips/mips.md: Likewise.
1059 * config/mips/mips16.S: Likewise.
1060 * config/mips/netbsd.h: Likewise.
1061 * config/mips/osfrose.h: Likewise.
1062 * config/mips/r3900.h: Likewise.
1063 * config/mips/sni-svr4.h: Likewise.
1064 * config/mips/svr4-t.h: Likewise.
1065 * config/mips/ultrix.h: Likewise.
1067 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
1069 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
1070 when we update head->current.
1072 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
1074 * tree.c (id_string_size): Remove.
1075 (dump_tree_statistics): Update.
1076 * toplev.c (compile_file): If dumping stats, dump tree stats too.
1078 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
1080 * sched-rgn.c (schedule_insns): Fix comment.
1082 2001-10-30 Zack Weinberg <zack@codesourcery.com>
1084 * configure.in: Correct previous change: don't assume that
1085 gas's version number _isn't_ the last thing on the line, or
1086 isn't the only number on the line, either.
1087 * configure: Regenerate.
1089 2001-10-30 Kazu Hirata <kazu@hxi.com>
1091 * cfgcleanup.c: Fix a comment typo.
1093 2001-10-30 Kazu Hirata <kazu@hxi.com>
1095 * alias.c: Fix comment formatting.
1096 * recog.c: Likewise.
1097 * config/cris/cris.c: Likewise.
1098 * config/cris/cris.h: Likewise.
1099 * config/i960/i960.c: Likewise.
1100 * config/i960/i960.h: Likewise.
1102 2001-10-30 Kazu Hirata <kazu@hxi.com>
1104 * config/arm/arm.c: Fix a comment typo.
1105 * config/arm/arm.h: Likewise.
1106 * config/ia64/ia64.c: Likewise.
1108 2001-10-30 Jakub Jelinek <jakub@redhat.com>
1110 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
1111 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
1112 * rtl.h (set_unique_reg_note): Change return value.
1113 * gcse.c (try_replace_reg): Use set_unique_reg_note.
1114 * cse.c (cse_insn): Likewise.
1115 * expr.c (emit_move_insn): Likewise.
1116 * explow.c (force_reg): Likewise.
1117 * local-alloc (update_equiv_regs): Likewise.
1118 * loop.c (move_moveables, load_mems): Likewise.
1119 * reload (find_reloads): Likewise.
1121 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
1124 * c-decl.c (parmlist_tags_warning, start_struct,
1125 check_for_loop_decls): Separate messages for struct, union and
1126 enum cases to allow for languages in which they have different
1128 * c-format.c (scanf_flag_specs): Separate short and long name of
1129 the assignment suppression feature.
1130 (check_format_types): Localize "pointer" and "different types"
1132 * c-lex.c (lex_number): Localize "an unsigned long int" and
1134 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
1136 * c-typeck.c (build_unary_up): Separate messages for increment and
1137 decrement cases to allow for languages in which they use different
1138 articles. Localize the strings "increment" and "decrement" in one
1141 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
1143 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
1144 when no changes has been made.
1146 * gcse.c (reg_set_bitmap): Turn into reg_set.
1147 (modify_mem_list_set, canon_modify_mem_list_set)
1148 (clear_modify_mem_tables, free_modify_mem_tables): New.
1149 (gcse_main); Use free_modify_mem_tables.
1150 (free_gcse_mem): Likewise; free the bitmaps.
1151 (alloc_gcse_main): Initialize the bitmaps.
1152 (canon_list_insert): Set canon_modify_mem_list_set.
1153 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
1154 (compute_hash_table): Use clear_modify_mem_tables.
1155 (reset_opr_set_tables): Likewise.
1156 (oprs_not_set_p): reg_set_bitmap is regset.
1157 (mark_set, mark_clobber): Likewise.
1159 * df.h (DF_EQUIV_NOTES): New constant.
1160 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
1163 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
1164 (init_regions, schedule_insns): Conditionalize the checking
1165 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
1167 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
1169 * i386.md (movti_rex64 splitter): Fix condition.
1171 2001-10-29 Zack Weinberg <zack@codesourcery.com>
1173 * configure.in: Do not assume that gas's version number is the
1174 last thing on the first line of as --version output.
1175 * configure: Regenerate.
1177 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
1178 MT_WARNING, MT_ERROR, MT_FATAL.
1179 (main): Call gcc_init_libintl.
1180 (v_message): Call gettext on msgid and "warning: "
1181 * tradcif.y: Include intl.h.
1182 (yyerror): Make parameter definition consistent with
1183 prototype. Call gettext on msgid argument.
1185 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1187 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
1190 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
1192 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1194 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
1195 before referencing it.
1197 2001-10-26 DJ Delorie <dj@redhat.com>
1199 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
1200 override -G, and force -G0.
1202 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1204 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
1205 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
1206 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
1207 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
1209 * loop.h (struct induction): Rename ext_dependant to
1211 * loop.c: Change all uses.
1212 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
1213 All callers changed.
1214 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
1216 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1218 * c-parse.in (expr_no_commas, primary), c-typeck.c
1219 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
1221 2001-10-29 David Edelsohn <edelsohn@gnu.org>
1223 Undo assemble_name change in earlier patch.
1225 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
1227 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
1228 determining the type of the receiver, do not check that TREE_CODE
1229 of receiver is CALL_EXPR before calling receiver_is_class_object().
1230 (receiver_is_class_object): For the GNU runtime: recognize
1231 the case that the receiver is self in a class method context.
1232 Check that TREE_CODE of receiver is CALL_EXPR when checking that
1233 the receiver is a call to objc_get_class.
1235 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1237 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
1239 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1241 * Makefile.in (OBJS): Put all files in alphabetical order.
1243 * dwarf2out.c (add_const_value_attribute): Fix error in last
1246 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
1248 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
1249 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
1251 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
1252 (life_analysis): call purge_all_dead_edges after deleting noops.
1253 (delete_noop_move): Do not purge CFG.
1254 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
1256 2001-10-28 David Edelsohn <edelsohn@gnu.org>
1258 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
1259 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
1260 (ASM_GLOBALIZE_LABEL): Use assemble_name.
1261 (ASM_OUTPUT_COMMON): Likewise.
1262 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
1263 (rs6000_output_function_epilogue): Likewise.
1264 (output_mi_thunk): Fix typo.
1265 (rs6000_output_symbol_ref): Use assemble_name.
1266 (output_toc): Likewise.
1267 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
1268 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
1269 assemble_name calls STRIP_NAME_ENCODING.
1270 (ASM_OUTPUT_LABEL): Use assemble_name.
1271 (ASM_GLOBALIZE_LABEL): Likewise.
1272 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1273 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
1274 (ASM_OUTPUT_LOCAL): Likewise.
1276 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1278 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
1279 (expand_builtin_apply, expand_builtin_return): Likewise.
1280 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
1282 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1284 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1285 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
1286 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
1287 configure, configure.in, except.c, except.h, flow.c, function.c,
1288 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
1289 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
1290 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
1291 unroll.c: Fix spelling errors.
1293 * doc/extend.texi, doc/invoke.texi: Fix spelling.
1295 * doc/gcc.texi: Document use of "dependent" and American spelling.
1297 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
1299 * expr.c (emit_group_load): Support CONCATs by storing them to memory
1302 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1304 * expr.c (store_constructor_field): Only call adjust_address on MEM.
1306 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
1308 * genrecog.c (write_switch): Output if before switch for
1309 DT_elt_zero_wide_safe.
1311 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1313 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
1314 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
1315 (FUNCTION_PROFILER): Const-ify.
1316 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
1317 (eliminate_constant_term, assemble_name, output_addr_const):
1318 Remove declarations.
1319 (ptr_half_pic_address_p, half_pic_hash): Prototype.
1320 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
1321 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
1322 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
1323 (half_pic_declare, half_pic_external): Const-ify.
1324 * toplev.c: Include "halfpic.h".
1326 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1328 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
1329 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
1330 config/i386/i386.c, config/i386/i386-interix.h,
1331 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
1332 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
1333 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
1334 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
1335 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
1336 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
1337 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
1340 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1341 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
1342 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
1343 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
1344 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
1345 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
1346 system.h, toplev.c: Fix spelling errors.
1348 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1350 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
1352 * dwarf2out.c (reg_number): Abort if pseudo.
1353 (reg_loc_descriptor): Return 0 if pseudo.
1354 (is_based_loc): Return 0 if pseudo.
1355 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
1357 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
1358 (loc_descriptor): Return 0 if can't find location and handle 0
1359 return from recursive calls.
1360 (loc_descriptor_from_tree): Likewise.
1361 Fix handling of indirect.
1362 Also return 0 for PLACEHOLDER_EXPR.
1363 Clean up COMPONENT_REF cases.
1364 (add_AT_location_descriptor): Simplify, but handle 0 return from
1366 (add_const_value_attribute): Avoid shift count warning.
1367 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
1368 Set comp_unit_die as context if not in function.
1370 * config/mips/mips-protos.h: Break up long lines.
1371 Remove needless #ifdef/#endif blocks.
1372 Don't declare functions declared in file made by genpreds or recog.h.
1373 * config/mips/mips.c (mips_output_function_prologue): TSIZE
1374 is now HOST_WIDE_INT; delete unneeded casts.
1375 * config/mips/mips.h: Don't use #elif.
1377 * expr.c (stor_constructor_field): Always call adjust_address.
1378 Copy TARGET before changing its alias set.
1379 (store_field): Likewise, for TO_RTX.
1380 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
1382 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
1383 (find_placeholder): Return 0 if can't find object.
1384 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
1387 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1389 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
1391 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
1393 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
1394 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
1395 (merge_blocks): Properly udpate life after making edge nonfallthru.
1396 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
1398 2001-10-26 Kazu Hirata <kazu@hxi.com>
1400 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
1402 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
1404 * c-typeck.c (convert_arguments): When comparing for enumeral
1405 type equality, use TYPE_MAIN_VARIANT.
1406 * gcc.dg/Wconversion.c: New tests.
1408 2001-10-26 Kazu Hirata <kazu@hxi.com>
1410 * s390/s390.c: Fix comment typos.
1411 * s390/s390.h: Likewise.
1412 * s390/s390.md: Likewise.
1414 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1416 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
1417 (walk_tree): Use it for tail calls where appropriate.
1419 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1421 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
1422 non-local label_refs.
1424 2001-10-26 Kazu Hirata <kazu@hxi.com>
1426 * config/h8300/h8300.md (4 anonymous patterns): New.
1428 2001-10-26 Kazu Hirata <kazu@hxi.com>
1430 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1431 algorithm through the shift_info structure.
1432 (emit_a_shift): Update the use of get_shift_alg.
1434 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1436 * sched-rgn.c: Remove bitset typedef.
1437 Change bitset to sbitmap in prototypes / variable types.
1439 Remove edgeset_bits.
1440 Remove edgeset_size.
1441 s/BITSET_ADD/SET_BIT/g
1442 s/BITSET_INVERT/sbitmap_ones/g
1443 s/BITSET_INTER/sbitmap_a_and_b/g
1444 s/BITSET_UNION/sbitmap_a_or_b/g
1445 s/BITSET_DIFFER/sbitmap_difference/g
1446 s/bitset_member/TEST_BIT/g
1447 (BITSET_*): Removed.
1448 (bitset_member): Removed.
1449 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1450 EXECUTE_IF_SET_IN_SBITMAP.
1451 (split_edges): Rewrite, use sbitmap functions instead of bitset
1453 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1455 2001-10-26 Andreas Schwab <schwab@suse.de>
1457 * reload1.c (emit_input_reload_insns): Fix parens in last
1458 (undocumented) change that was supposed to change only whitespace.
1460 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1462 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1464 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1467 2001-10-26 Andreas Jaeger <aj@suse.de>
1469 * flow.c (clear_log_links): Remove unused variable.
1470 * cfgcleanup.c (cleanup_cfg): Likewise.
1472 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1474 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1475 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1477 2001-10-26 Richard Henderson <rth@redhat.com>
1479 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1480 rename PV_REG to R27_REG.
1481 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1482 (REG_CLASS_FROM_LETTER): Update.
1483 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1484 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1485 (udivsi3, modsi3, umodsi3): Likewise.
1486 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1488 2001-10-26 Richard Henderson <rth@redhat.com>
1490 * cfg.c (clear_aux_for_blocks): Split out of ...
1491 (free_aux_for_blocks): here.
1492 (clear_aux_for_edges): Split from ...
1493 (free_aux_for_edges): here.
1494 * basic-block.h: Declare them.
1495 * lcm.c (compute_antinout_edge): Use them.
1496 (compute_laterin, compute_available, compute_nearerout): Likewise.
1497 (optimize_mode_switching): Likewise.
1499 2001-10-26 Richard Henderson <rth@redhat.com>
1501 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1502 moving everything back to the main build directory.
1504 2001-10-26 Christopher Faylor <cgf@redhat.com>
1506 * config/i386/cygwin.h: Search target specfic include directory, if
1509 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1511 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1512 of macro guards. Fix #endif comment.
1514 * output.h (default_exception_section, default_eh_frame_section):
1515 Move prototypes outside of macro guard.
1517 * crtstuff.c: Fix #endif comment.
1519 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1521 * doc/md.texi (movMM): Clarify semantics of storing into a
1522 non-paradoxical SUBREG.
1524 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1526 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1527 (lang_hook_default_get_alias_set): Move next to other alias
1529 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1530 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1531 (LANG_HOOKS_INITIALIZER): Add it.
1532 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1533 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1534 instead of a loop calling poplevel.
1536 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1538 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1539 occurrences of #elif with #if...#endif.
1541 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1543 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1545 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1547 * alias.c (can_address_p): No longer static.
1548 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1549 Return 0 if all parameters are default values.
1550 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1551 (adjust_address_1): Try harder to compute a size.
1552 * expr.c (expand_assignment, store_constructor): If can't address,
1553 set MEM_KEEP_ALIAS_SET_P.
1554 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1555 (store_field): Likewise.
1556 (store_constructor): Simplify call to store_constructor_field.
1557 * expr.h (can_address_p): New declaration.
1558 * gensupport.c (gen_rtx_CONST_INT): New function.
1559 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1560 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1561 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1563 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1565 2001-10-24 Christopher Faylor <cgf@redhat.com>
1567 * config/i386/cygwin.h: Use proper path for mingw crt files when
1570 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1572 * dwarf2out.c (file_info_cmp): Always return consistent results.
1574 2001-10-24 Roger Sayle <roger@eyesopen.com>
1576 * stmt.c (expand_end_case): Index jumptables from zero for
1577 suitably small values of minval.
1579 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1581 * stor-layout.c (place_union_field): If any field was aligned with
1582 attribute aligned, set record type's TYPE_USER_ALIGN.
1583 (place_field): Likewise.
1584 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1585 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1587 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1589 * c-common.h (struct c_common_identifier): Remove rid_code field.
1590 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1592 * c-typeck.c (constructor_designated): New local flag.
1593 (struct constructor_stack): Add "designated" field to match.
1594 (start_init): Clear it.
1595 (really_start_incremental_init, push_init_level): Push and
1597 (pop_init_level): Pop it.
1598 (set_designator): Set it.
1600 (pop_init_level): Suppress "missing initializer" warnings if
1601 constructor_designated is true.
1602 (process_init_element): Suppress warning about union
1603 initialization under traditional C, if constructor_designated
1606 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1608 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1611 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1613 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1615 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1617 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1618 the node was already a set to a constant.
1620 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1622 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1623 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1625 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1627 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1628 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1629 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1630 * s390.c (s390_final_chunkify): Don't use string concatenation.
1631 (s390_function_prologue, s390_function_epilogue): Const-ify.
1632 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1634 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1636 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1639 2001-10-23 Stan Shebs <shebs@apple.com>
1641 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1642 -traditional-cpp in first-stage compilation.
1644 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1646 * gensupport.c (target_flags): Add.
1648 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1650 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1652 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1653 * except.c (expand_builtin_frob_return_addr): Likewise.
1654 (expand_builtin_eh_return): Likewise.
1655 * stmt.c (expand_computed_goto): Likewise.
1656 * explow.c (memory_address): Likewise.
1657 (allocate_dynamic_stack_space): Clean up predicate testing.
1658 (probe_stack_range): Convert SIZE to Pmode.
1659 * calls.c (rtx_for_function_call): Only call convert_memory_address
1661 Pass function call operand as ptr_mode, not Pmode.
1662 * expr.c (expand_assignment): Clean up calls to convert_memory
1663 address by only doing so when needed and making offsets Pmode.
1664 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1665 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1666 is in Pmode, not ptr_mode.
1668 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1670 * darwin-protos.h (constructor_section, destructor_section,
1671 mod_init_section, mod_term_section): Prototype.
1672 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1674 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1676 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1677 objc_section_init declaration.
1678 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1679 (objc_section_init, try_section_alias): Make static.
1680 (alias_section): Make static and hide unused function.
1681 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1683 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1685 * alias.c (can_address_p): Compnonents are not addressable if
1686 the containing type has alias set 0.
1687 (get_alias_set): Rework to use STRIP_NOPS.
1688 Only call front-end routine on object, type, or object with
1689 NOPs stripped, not inner values.
1690 Use language hook to call front-end routine.
1691 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1692 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1693 Don't pass alignment to emit_block_move.
1694 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1695 (expand_builtin_memset): Likewise, but for clear_storage.
1696 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1697 and remove C++ specific parts.
1698 * c-common.h (c_common_get_alias_set): Add declaration.
1699 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1700 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1701 (save_fixed_argument_area): Call set_mem_align.
1702 Remove alignment in call to emit_block_move.
1703 (emit_library_call_value_1, store_one_arg): Likewise.
1704 (target_for_arg): Remove; disabled long ago.
1705 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1706 once and similar cleanups.
1707 (offset_address): Use proper introductory comment.
1708 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1709 from explicit operand; all callers changed.
1710 (clear_storage): Likewise.
1711 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1712 (store_field): Remove kludge on alias set used for to_rtx.
1713 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1714 (expand_expr_unaligned): Call set_mem_attributes instead of
1716 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1717 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1718 (expand_function_end): Track MEM attributes of trampolines.
1719 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1720 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1721 attributes from original.
1722 * langhooks.c (lang_hook_default_get_alias_set): New function.
1723 (hook_get_alias_set_0): New function.
1724 * langhooks.h (hook_get_alias_set_0): New declaration.
1725 (lang_hook_default_get_alias_set): Likewise.
1726 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1727 * reload1.c (alter_reg): Use adjust_address_nv.
1728 * rtl.c (get_mode_alignment): Moved to here.
1729 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1730 change default if unknown from 1 to BITS_PER_UNIT.
1731 * stor-layout.c (get_mode_alignment): Remove from here.
1732 * toplev.h (struct lang_hoks): Add get_alias_set field.
1733 * tree.h (lang_get_alias_set): Delete declaration.
1734 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1735 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1736 (ix86_va_arg): Likewise.
1737 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1738 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1739 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1740 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1741 (expand_block_move_mem): Remove dead code.
1743 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1745 * c-common.c (warn_div_by_zero): New.
1746 * c-common.h (warn_div_by_zero): New.
1747 * c-decl.c (c_decode_option): Take it on the command line.
1748 * c-typeck.c (build_binary_op): Warn about division by zero.
1749 * doc/invoke.texi: Document the new command line option, fix
1750 documentation of -Wmultichar.
1751 * testsuite/gcc.dg/divbyzero.c: New tests.
1752 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1754 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1756 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1758 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1759 to avoid update_life_info call.
1760 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1761 * cfgcleanup.c (bb_flags): New enum.
1762 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1763 (notice_new_block, update_forwarder_flag): New functions.
1764 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1765 (try_forward_edges): Likewise; update flags.
1766 (merge_blocks): Likewise.
1767 (outgoing_edges_match): Likewise.
1768 (try_crossjump_to_edge): Likewise.
1769 (try_optimize_cfg): Likewise; initialize and clear the flags;
1770 recompute life info if needed.
1771 (cleanup_cfg): No need to clear aux pointers.
1773 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1775 * config/i386/i386.c (override_options): Default to minimum
1776 stack alignment when optimizing for code size.
1777 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1780 * config/i386/i386.c (override_options): Set upper limit of
1781 -mpreferred-stack-boundary to 12.
1783 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1785 * recog.c (peephole2_optimize): Add default case to switch.
1787 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1789 * doc/gcc.texi (Sending Patches): Remove.
1791 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1793 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1794 fields when comparing.
1796 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1798 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1799 * arm.c (HOST_INT, HOST_UINT): Likewise.
1801 2001-10-22 Stan Shebs <shebs@apple.com>
1803 * config/darwin-protos.h (darwin_exception_section): Declare.
1804 (darwin_eh_frame_section): Declare.
1806 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1808 * i386.md (movti_rex64): Fix mode.
1810 2001-10-22 Stan Shebs <shebs@apple.com>
1812 * target.h (struct gcc_target): Add asm_out.exception_section,
1813 asm_out.eh_frame_section.
1814 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1815 (TARGET_ASM_EH_FRAME_SECTION): New.
1816 (TARGET_INITIALIZER): Update.
1817 * output.h (default_exception_section): Declare.
1818 (default_eh_frame_section): Declare.
1819 * dwarf2out.c: Include target.h.
1820 (output_call_frame_info): Call target hook for eh frames.
1821 (default_eh_frame_section): New function.
1822 * except.c: Include target.h.
1823 (output_function_exception_table): Call target hook for exception
1825 * varasm.c (default_exception_section): Rename from
1826 exception_section, remove EXCEPTION_SECTION macro.
1828 * config/darwin.h (darwin_eh_frame_section): New function.
1829 (EXCEPTION_SECTION): Remove.
1830 (TARGET_ASM_EXCEPTION_SECTION): Define.
1831 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1832 (nextstep_exception_section): New function.
1833 (nextstep_eh_frame_section): New function.
1834 (TARGET_ASM_EXCEPTION_SECTION): Define.
1835 (TARGET_ASM_EH_FRAME_SECTION): Define.
1837 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1838 (TARGET_ASM_EXCEPTION_SECTION): Define.
1839 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1840 (EXCEPTION_SECTION): Remove.
1841 (TARGET_ASM_EXCEPTION_SECTION): Define.
1842 * config/stormy16/stormy16.h: Remove comments referencing
1843 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1845 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1846 TARGET_ASM_EH_FRAME_SECTION.
1848 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1850 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1853 * c-format.c: Fix spelling typo in comment.
1855 * sched-int.h: Fix typo in GCC preamble.
1857 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1860 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1862 2001-10-22 Richard Henderson <rth@redhat.com>
1864 * config/i386/i386.c (ix86_expand_clear): New.
1865 * config/i386/i386-protos.h: Declare it.
1866 * config/i386/i386.md (setcc peep2s): Use it.
1867 (movsi_xor): Unexport.
1869 2001-10-22 Richard Henderson <rth@redhat.com>
1871 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
1872 free_EXPR_LIST_list for LOG_LINKS.
1874 2001-10-21 Robert Lipe <robertlipe@usa.net>
1876 * config/i386/i386.c (sco_asm_named_section): Delete.
1877 (sco_asm_out_constructor): Delete.
1878 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
1879 (ASM_OUTPUT_DOUBLE_INT): Likewise.
1880 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
1881 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
1882 (EXCEPTION_SECTION): Delete EH scn renaming hack.
1884 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1886 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
1887 and/or fold extra calls into fewer ones.
1888 * collect2.c (dump_file): Likewise.
1889 * cppexp.c (parse_number): Likewise.
1890 * cpplex.c (_cpp_lex_direct): Likewise.
1891 * final.c (output_asm_insn, asm_fprintf): Likewise.
1892 * fix-header.c (inf_scan_ident, main): Likewise.
1893 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
1895 * fold-const.c (real_hex_to_f): Likewise.
1896 * gen-protos.c (parse_fn_proto): Likewise.
1897 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
1898 * genrecog.c (change_state, write_action): Likewise.
1899 * gensupport.c (shift_output_template): Likewise.
1900 * local-alloc.c (requires_inout): Likewise.
1901 * mips-tfile.c (IS_ASM_IDENT): Likewise.
1902 * protoize.c (is_id_char, main): Likewise.
1903 * real.c (asctoeg): Likewise.
1904 * recog.c (asm_operand_ok): Likewise.
1905 * reload.c (find_reloads): Likewise.
1906 * scan.c (scan_identget_token): Likewise.
1907 * sched-vis.c (print_value): Likewise.
1908 * stringpool.c (ggc_alloc_string): Likewise.
1909 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
1910 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
1911 * tradcpp.c (rescan): Likewise.
1912 * tree.c (clean_symbol_name): Likewise.
1913 * varasm.c (decode_reg_name): Likewise.
1915 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
1916 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
1917 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
1918 * m88k.c (output_ascii): Likewise.
1919 * m88k.h (OVERRIDE_OPTIONS): Likewise.
1920 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
1921 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1922 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
1924 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1926 * langhooks.c (lang_hook_default_do_nothing,
1927 lang_hook_default_decode_option): New defaults.
1928 * langhooks.h: Make hooks unconditional and non-NULL.
1929 * toplev.c (compile_file, toplev_main): Update.
1930 * toplev.h: Update comments.
1931 * objc/objc-act.c (lang_hooks): Update to new paradigm.
1933 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1935 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
1937 * system.h (IN_RANGE): New macro.
1939 2001-10-21 Zack Weinberg <zack@codesourcery.com>
1941 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
1942 INTLDEPS variable, which does not include $LIBICONV.
1943 * Makefile.in: Use INTLDEPS in LIBDEPS.
1944 * configure: Regenerate.
1946 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1948 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
1949 * cpplex.c (lex_percent, lex_dot): Remove.
1950 (get_effective_char, skip_block_comment, skip_line_comment,
1951 parse_identifier_slow, parse_number, parse_string, save_comment,
1952 _cpp_lex_direct): Update to do lookback freely.
1953 (IF_NEXT_IS, BACKUP): New macros.
1954 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
1955 * cppmacro.c (paste_tokens): Update.
1957 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
1959 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
1961 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
1963 * reload1.c (reload): Check CONSTANT_P before calling
1964 LEGITIMATE_PIC_OPERAND_P.
1965 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
1966 workaround of 2001-10-13.
1968 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1970 * i386.c (split_di): Handle splitting of DFmode.
1972 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1974 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
1975 (adjust_address_1, offset_address): Likewise.
1977 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
1978 (output_asm_insn): Call it for each line output.
1979 Don't record an operand more than once.
1981 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
1982 * main.c: Include config.h and system.h, but not ansidecl.h.
1983 * Makefile.in (main.o): Update accordingly.
1985 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1987 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
1989 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1991 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
1992 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
1994 (find_sub_basic_blocks): ... here;
1995 (find_many_sub_basic_blocks): New.
1996 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
1998 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
2000 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
2002 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
2004 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
2005 * flow.c (update_life_info): Measure time.
2006 * c-decl.c: Include timevar.h
2007 (c_expand_body): Measure time.
2008 * toplev.c (rest_of_compilation): Measure time of mode switching
2010 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
2012 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
2013 (lang_independent_options): Add asynchronous-unwind-tables
2014 (toplev_main): flag_asynchronous_unwind_tables implies
2016 * flags.h (flag_asynchronous_unwind_tables): Declare.
2017 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
2018 flag_asynchronous_unwind_tables.
2019 (output_call_frame_info): Likewise.
2020 * invoke.texi (-fasynchronous-unwind-tables): Document.
2021 * i386.c (optimization_options): Enable
2022 flag_asynchronous_unwind_tables.
2024 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
2025 * i386.md (s* expanders): Destination is QImode.
2027 * toplev.c (rest_of_compilation): Do not call clear_log_links.
2028 * rtl.h (clear_log_links): Kill.
2029 * flow.c (clear_log_links): Make static; accept blocks parameter;
2030 do no clear life info.
2031 (update_life_info): Call clear_log_links.
2033 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
2035 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
2037 * cpplex.c (handle_newline, skip_escaped_newlines,
2038 get_effective_char, skip_block_comment, skip_line_comment,
2039 parse_identifier_slow, parse_number, parse_string,
2040 _cpp_lex_direct): Update to do more stepping back.
2041 (trigraph_ok): Similarly. Rename trigraph_p.
2042 (SAVE_STATE, RESTORE_STATE): Remove.
2043 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
2045 * cpplib.c (destringize): Rename destringize_and_run, and
2046 call run_directive directly.
2047 (_cpp_do__Pragma): Simplify.
2049 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2051 * pe.c (arm_pe_unique_section): Const-ify.
2052 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
2053 (switch_to_section): Add static prototype.
2055 * output.h (drectve_section): Prototype.
2057 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2059 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
2060 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
2061 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
2062 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
2063 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2064 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
2065 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
2066 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
2067 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
2068 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
2069 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
2070 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
2071 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
2072 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
2073 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
2074 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
2075 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
2076 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
2077 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
2078 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
2079 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
2080 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
2081 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
2082 cris-*-none, cris-*-linux*: Update ${tmfile} list.
2083 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
2084 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
2085 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
2086 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
2087 v850-*-*): Delete superflous ${cpu_type} setting.
2088 * config/linux.h: Delete svr4.h include.
2089 (SET_ASM_OP): Delete.
2090 * config/netware.h (INT_ASM_OP): Undef before define.
2091 * config/ptx4.h: Delete elfos.h include.
2092 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
2093 * config/svr4.h: Delete elfos.h include. Update commentary.
2094 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
2095 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
2096 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
2097 config/v850/v850.h: Delete svr4.h include.
2098 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
2099 config/m68k/m68kv4.h, config/m88k/sysv4.h,
2100 config/sparc/sysv4.h: Update includes.
2101 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
2102 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
2103 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
2104 config/m88k/dguxbcs.h: Delete includes.
2105 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
2106 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
2107 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
2109 * config/m88k/dgux.h: Delete include.
2110 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
2112 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
2113 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
2114 * config/sh/elf.h: Update include.
2115 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
2116 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
2118 2001-10-19 Catherine Moore <clm@redhat.com>
2120 * config/stormy16/stormy-abi: Updates to varargs descriptions.
2121 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
2122 base and count fields.
2123 (stormy16_expand_builtin_va_start): last_reg_count changed to
2124 size_of_reg_args. Use count + size in first comparison.
2126 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2128 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
2129 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
2130 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
2131 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
2132 Set alignment from type if INDIRECT_REF.
2133 (adjust_address_1, offset_address): Simplify alignment compuitation.
2134 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
2135 here; done by set_mem_attributes.
2137 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2139 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
2140 * arm-protos.h (rdata_section, zero_init_section, common_section):
2142 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
2143 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
2144 traditional mode stringification.
2145 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
2146 in macros controling its use.
2147 * rtlanal.c: Include tm_p.h.
2148 * varasm.c (asm_output_aligned_bss): Mark parameter with
2150 (assemble_constant_align, assemble_start_function, assemble_align,
2151 assemble_variable, assemble_trampoline_template,
2152 output_constant_def_contents): Wrap potentially empty if-stmt body
2155 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2157 * a29k-protos.h (literal_section): Prototype.
2158 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
2159 * a29k.md: Ensure function pointers are prototyped.
2160 * genattrtab.c (write_eligible_delay): Mark parameter with
2163 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2165 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
2166 * 1750a.c (print_operand): Fix format specifier warning.
2167 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
2168 * 1750a.md: Likewise.
2169 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
2170 * genemit.c (output_add_clobbers): Mark parameter with
2172 * genrecog.c (write_subroutine): Likewise.
2173 * integrate.c (expand_inline_function): Delete unused variable.
2174 * varasm.c (remove_from_pending_weak_list): Wrap with
2177 2001-10-19 Jakub Jelinek <jakub@redhat.com>
2179 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
2180 field is different to previous argument's neg field.
2182 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
2184 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2186 * final.c (get_decl_from_op): New function.
2187 (output_asm_insn): Call it; write "*" when item with decl is address.
2189 2001-10-19 Janis Johnson <janis187@us.ibm.com>
2191 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
2192 about 64-bit support from the 3.0_branch version.
2194 2001-10-19 Zack Weinberg <zack@codesourcery.com>
2196 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
2197 USE_INCLUDED_LIBINTL when appropriate.
2198 * configure, config.in: Regenerate.
2199 * Makefile.in (datadir): Set to @datadir@.
2200 (intl.o): Also depend on $(CONFIG_H) and system.h.
2202 * intl.c: Factor out common gettext initialization sequence.
2203 (gcc_init_libintl): New function.
2204 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
2205 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
2206 off NLS. Add multiple include guard. No need to #ifdef-guard
2207 an #undef. Prototype gcc_init_libintl here.
2209 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
2210 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
2211 Use gcc_init_libintl.
2213 2001-10-19 Catherine Moore <clm@redhat.com>
2215 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
2217 * config/stormy16/stormy16.c (stormy16_split_move): Make
2218 sure that REG_INC notes are present for auto_inc operands.
2220 2001-10-19 Andreas Jaeger <aj@suse.de>
2222 * configure: Regenerated.
2223 * configure.in: Add x86_64 to switch statements.
2225 2001-10-18 Richard Henderson <rth@redhat.com>
2227 * config/alpha/alpha.md (sibcall_osf_1): Load destination
2228 address into $27 explicitly.
2229 (sibcall_value_osf_1): Likewise.
2231 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2233 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
2234 (offset_address): New function.
2235 (free_emit_status): Free regno_decl.
2236 (init_emit): Pass proper number of elements to xcalloc.
2237 Allocate regno_decl.
2238 (mark_emit_status): Mark regno_decl values.
2239 * expr.c (highest_pow2_factor): New function.
2240 (expand_assigment): Use it and offset_address.
2241 Properly handle ptr_mode vs. Pmode in offset calculation.
2242 (store_constructor, expand_expr_unaligned): Likewise.
2243 (expand_expr, case COMPONENT_EXPR): Likewise.
2244 * expr.h (offset_address): New decl.
2245 * function.h (struct emit_status): Add regno_decl.
2246 (REGNO_DECL): New macro.
2247 * final.c (output_asm_name): Move in file and don't conditionalize
2248 on flag_print_asm_name.
2249 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
2250 Output names of operands, if known.
2251 * function.c (assign_parms): Set REGNO_DECL.
2252 * integrate.c (integrate_decl_tree): Likewise.
2253 * stmt.c (expand_decl): Likewise.
2254 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
2256 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
2258 * attribs.c (handle_noinline_attribute): New function.
2259 (handle_used_attribute): Likewise.
2260 (c_common_attribute_table): Added noinline and used.
2261 * doc/extend.texi (Function Attributes): Document them.
2262 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
2263 Warn when merging inline with attribute noinline.
2264 (start_decl, start_function): Warn if inline and attribute
2265 noinline appear in the same declaration.
2267 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
2269 * config.gcc: Update c4x and i370 for C front end-specific
2271 * config/c4x/c4x-c.c: New.
2272 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
2273 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2275 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
2276 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2278 (c4x_init_pragma): Remove.
2279 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
2280 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
2281 c4x_pr_ignored): Move to c4x-c.c.
2282 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
2283 * config/c4x/t-c4x: Update.
2284 * config/i370/i370-c.c: New.
2285 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
2286 (i370_pr_map): Move to i370-c.c.
2287 * config/i370/t-i370: New.
2289 * doc/tm.texi: Update.
2291 2001-10-17 Stan Shebs <shebs@apple.com>
2293 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
2294 typo fixes throughout.
2295 (machopic_output_stub): Remove some dead code.
2297 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
2299 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
2302 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2304 * Makefile.in (print-rtl.o): Depend on TREE_H.
2305 * alias.c (get_alias_set): Make two passes over objects to first
2306 see if inner object is access via restricted pointer.
2307 Defer allocating alias set for restricted pointer until here.
2308 Call find_placeholder with second arg nonzero.
2310 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
2311 set for restricted pointer types.
2312 * emit-rtl.c (set_mem_attributes): Set more attributes.
2313 (set_mem_align, change_address, adjust_address_1): New functions.
2314 (change_address_1): Now static.
2315 (adjust_address, adjust_address_nv): Deleted.
2316 (replace_equiv_address): Call change_address_1.
2317 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
2318 (find_placeholder): Get starting point from PLIST arg.
2319 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
2320 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
2321 (adjust_address, adjust_address_nv): New macros.
2322 * print-rtl.c (tree.h): New include.
2323 (print_rtx, case MEM): Print all memory attributes.
2325 2001-10-17 Richard Henderson <rth@redhat.com>
2327 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
2329 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2331 * c-tree.texi: Eliminate duplicated word.
2332 * cpp.texi: Likewise.
2333 * install.texi: Likewise.
2334 * invoke.texi: Likewise.
2335 * tm.texi: Likewise.
2337 2001-10-17 Michael Collison <collison@isisinc.net>
2339 * dsp16xx.c: Fix comment formatting to match GNU standards.
2340 (dsp16xx_output_function_prologue): Change type of 'size'
2341 parameter from 'int' to HOST_WIDE_INT.
2342 (dsp16xx_output_function_epilogue): Change type of 'size'
2343 parameter from 'int' to HOST_WIDE_INT.
2345 2001-10-16 Richard Henderson <rth@redhat.com>
2347 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
2348 * configure, config.in: Rebuild.
2350 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
2351 (ix86_output_addr_diff_elt): New.
2352 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
2353 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2354 (JUMP_TABLES_IN_TEXT_SECTION): New.
2355 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
2356 * config/i386/i386-protos.h: Update.
2358 * config/i386/386bsd.h, config/i386/beos-elf.h,
2359 config/i386/freebsd-aout.h, config/i386/freebsd.h,
2360 config/i386/i386-interix.h, config/i386/i386elf.h,
2361 config/i386/linux.h, config/i386/netbsd-elf.h,
2362 config/i386/netbsd.h, config/i386/openbsd.h,
2363 config/i386/ptx4-i.h, config/i386/rtemself.h,
2364 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
2365 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
2367 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
2369 * stmt.c (expand_asm_operands): Update commentary.
2371 2001-10-16 Stan Shebs <shebs@apple.com>
2373 * config/darwin.h (GCC_NAME): Remove, no longer used.
2374 (NO_MATH_LIBRARY): Ditto.
2375 (MATH_LIBRARY): Define to emptiness.
2376 (DWARF2_DEBUGGING_INFO): Define.
2377 (PREFERRED_DEBUGGING_TYPE): Define.
2378 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
2379 (EXCEPTION_SECTION): Define.
2380 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2381 * config/darwin.c (darwin_encode_section_info): Handle case of
2382 DECL_INITIAL being error_mark_node.
2384 2001-10-16 Richard Henderson <rth@redhat.com>
2386 * alpha.c (current_file_function_operand): Don't fail for profiling.
2387 (direct_call_operand): New.
2388 * alpha-protos.h: Declare it.
2389 * alpha.h (EXTRA_CONSTRAINT): Use it.
2390 (PREDICATE_CODES): Add it.
2391 (ASM_OUTPUT_MI_THUNK): Remove.
2392 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
2393 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
2395 2001-10-16 Krister Walfridsson <cato@df.lth.se>
2397 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
2398 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2400 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2402 * cfg.c (free_edge): Break out from ....
2403 (remove_edge): ... here.
2404 (clear_edges): Use free_edge.
2406 * att.h (ASM_QUAD): Add comment.
2407 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
2409 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
2411 * i386.c (split_ti): New function.
2412 (ix86_split_to_parts): Support TImodes.
2413 * i386.h (VALID_INT_MODE_P): Add TImode.
2414 * i386.md (movdi splitter): Fix.
2415 (movti): Support 64bit integer registers.
2416 (movti_rex64): New function and splitter.
2418 * i386.c (*_cost): Add movsx/movzx cost.
2419 * i386.h (struct processor_costs): Add movsx/movzx fields.
2420 (RTX_COSTS): Handle zero/sign extend + avoid believing that
2421 64bit operations require split on 64bit machine.
2422 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
2424 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
2425 (ix86_expand_move): Avoid pushes of memory if size does not match;
2426 move long constants to register.
2427 (x86_initialize_trampoline): Fix mode.
2428 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2429 Use ASM_QUAD on 64bit.
2430 * i386.md (test pattern): Disallow impossible constants.
2431 (tablejump PIC expander): Fix emitting of sum.
2432 (movdicc_rex64): Rename to movdicc.
2433 * linux64.h (LINK_SPEC): Add missing '%'.
2435 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2437 * tree-inline.c (inlinable_function_p): Leave it up to the
2438 front-end to turn -finline-functions into DECL_INLINE set for all
2441 2001-10-16 Stan Shebs <shebs@apple.com>
2443 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2445 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2447 * recog.c: Formatting and comment typo fixes.
2449 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2450 version in single tree build.
2451 * configure: Regenerate.
2453 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2455 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2456 MODE arguments to gen_rtx and compare operand with const0_rtx.
2458 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2460 * system.h: Poison old unused target macros.
2461 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2462 * config/stormy16/stormy16.c: Update references to obsolete macros.
2463 * config/stormy16/stormy16.h: Similarly.
2464 * config/stormy16/stormy16.md: Similarly.
2465 * config/cris/cris.h: Similarly.
2467 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2469 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2470 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2471 cpp_register_pragma): Update accordingly.
2473 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2475 * c-pragma.h (cpp_register_pragma_space): Remove.
2476 * cpplib.h (cpp_register_pragma_space): Remove.
2477 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2478 (cpp_register_pragma_space): Remove.
2479 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2481 (do_pragma): Similarly.
2482 (_cpp_init_internal_pragmas): Don't register namespaces.
2484 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2485 Don't register namespaces.
2486 * cp/lex.c (init_cp_pragma): Similarly.
2487 * doc/tm.texi: Update.
2489 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2492 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2494 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2496 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2497 add scheduling support.
2498 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2499 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2500 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2503 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2505 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2506 missing CONSTANT_P test in core GCC.
2508 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2510 * cppmain.c (struct printer): New member source.
2511 (scan_translation_unit): Fix spacing at start of lines.
2512 (cb_line_change): Update.
2514 * gcc.dg/cpp/spacing2.c: New test.
2516 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2518 * config/cris/arit.c: Use __builtin_labs, not abs.
2520 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2522 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2523 misplaced sprintf and fprintf argument.
2525 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2527 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2528 * configure.in, Makefile.in: Take out obsolete check-po logic.
2529 * configure, config.in: Regenerate.
2531 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2533 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2534 symtab declarations.
2536 2001-10-12 Stan Shebs <shebs@apple.com>
2538 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2539 declarations of arguments and local variables.
2541 2001-10-12 Christopher Faylor <cgf@redhat.com>
2543 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2544 ENDFILE_SPEC definition.
2546 2001-10-12 Kazu Hirata <kazu@hxi.com>
2548 * gthr-dce.h: Fix comment formatting.
2549 * gthr-posix.h: Likewise.
2550 * gthr-single.h: Likewise.
2551 * gthr-solaris.h: Likewise.
2552 * gthr-vxworks.h: Likewise.
2553 * gthr-win32.h: Likewise.
2555 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2557 * final.c (output_asm_insn): Make sure assembly dialects are
2558 terminated, not nested. Output `|' and `}' characters if they
2559 don't appear inside assembly dialect selection.
2560 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2561 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2562 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2563 strsetsi_rex_1): Add {} braces.
2565 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2567 * toplev.c (compile_file): Ignore return value from yyparse.
2568 Always pop any nested binding levels after yyparse returns.
2570 2001-10-11 Richard Henderson <rth@redhat.com>
2572 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2574 2001-10-11 Richard Henderson <rth@redhat.com>
2576 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2577 fall back to add_AT_long_long for large CONST_INT.
2579 2001-10-11 Richard Henderson <rth@redhat.com>
2581 * config/i386/i386.md (setcc splitters): Add four splitters to
2582 simplify compound compares that simplify_comparison can't handle.
2584 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2586 * cpplex.c (digraph_spellings, token_spellings): Make static.
2588 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2590 * unroll.c (loop_iterations): Fixup last patch.
2592 2001-10-11 Richard Henderson <rth@redhat.com>
2594 * rtl.h (REG_VTABLE_REF): New.
2595 * rtl.c (reg_note_name): Add it.
2596 * combine.c (distribute_notes): Handle it.
2597 * final.c (final_scan_insn): Handle it.
2598 * tree.def (VTABLE_REF): New.
2599 * expr.c (expand_expr): Handle it.
2600 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2601 * output.h: Declare them.
2603 2001-10-11 Richard Henderson <rth@redhat.com>
2605 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2608 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2610 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2611 available in 64-bit mode.
2613 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2615 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2616 cris-*-linux* cases.
2617 * config/cris/cris-protos.h: New file.
2618 * config/cris/cris.c: New file.
2619 * config/cris/cris.h: New file.
2620 * config/cris/cris.md: New file.
2621 * config/cris/linux.h: New file.
2622 * config/cris/aout.h: New file.
2623 * config/cris/arit.c: New file.
2624 * config/cris/cris_abi_symbol.c: New file.
2625 * config/cris/mulsi3.asm: New file.
2626 * config/cris/t-aout: New file.
2627 * config/cris/t-cris: New file.
2628 * config/cris/t-elfmulti: New file.
2629 * config/cris/t-linux: New file.
2630 * doc/invoke.texi: Add CRIS options.
2631 * doc/install.texi (Specific): Add blurb for CRIS.
2633 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2635 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2637 * config/float/i32.h: Likewise.
2638 * config/float-i386.h: Likewise.
2639 * config/float-i64.h: Likewise.
2640 * config/float-m68k.h: Likewise.
2641 * config/float-sh.h: Likewise.
2642 * config/float-sparc.h: Likewise.
2644 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2646 * doc/contrib.texi: Add note about CRIS port to my entry.
2648 2001-10-11 Kazu Hirata <kazu@hxi.com>
2650 * basic-block.h: Fix formatting.
2651 * bitmap.h: Likewise.
2652 * cpplib.h: Likewise.
2653 * c-tree.h: Likewise.
2654 * diagnostic.h: Likewise.
2655 * flags.h: Likewise.
2657 * longlong.h: Likewise.
2659 * reload.h: Likewise.
2663 2001-10-10 Richard Henderson <rth@redhat.com>
2665 * c-parse.in (asm_operand): Allow named operands.
2666 * genconfig.c (max_recog_operands): Set to 29.
2667 * local-alloc.c (requires_inout): Skip multiple digits.
2668 * recog.c (asm_operand_ok): Likewise.
2669 (preprocess_constraints): Use strtoul for matching constraints.
2670 (constrain_operands): Likewise.
2671 * regmove.c (find_matches): Likewise.
2672 * reload.c (find_reloads): Likewise.
2673 * stmt.c (parse_output_constraint): Don't reject in-out
2674 constraint on operands > 9. Reject '[' in constraint.
2675 (expand_asm_operands): Handle named operands. Use strtoul
2676 for matching constraints.
2677 (check_operand_nalternatives): Split out from expand_asm_operands.
2678 (check_unique_operand_names): New.
2679 (resolve_operand_names, resolve_operand_name_1): New.
2681 * doc/extend.texi (Extended Asm): Document named operands.
2682 * doc/md.texi (Simple Constraints): Document matching constraints
2685 2001-10-10 Richard Henderson <rth@redhat.com>
2687 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2689 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2690 (jcc splitters): Add two splitters to simplify compound compares
2691 that simplify_comparison can't handle.
2693 2001-10-10 Richard Henderson <rth@redhat.com>
2695 * langhooks.c: Include langhooks.h.
2696 * Makefile.in (langhooks.o): Depend on it.
2698 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2700 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2701 should not be considered as a no-op.
2702 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2704 2001-10-10 Stan Shebs <shebs@apple.com>
2706 * alias.c: Remove uses of "register" specifier in declarations
2707 of arguments and local variables.
2708 * c-common.c: Ditto.
2709 * c-convert.c: Ditto.
2711 * c-format.c: Ditto.
2712 * c-semantics.c: Ditto.
2713 * c-typeck.c: Ditto.
2714 * caller-save.c: Ditto.
2717 * cfgbuild.c: Ditto.
2719 * collect2.c: Ditto.
2723 * cppfiles.c: Ditto.
2726 * defaults.h: Ditto.
2728 * dwarf2out.c: Ditto.
2729 * dwarfout.c: Ditto.
2730 * emit-rtl.c: Ditto.
2735 * fix-header.c: Ditto.
2736 * floatlib.c: Ditto.
2738 * fold-const.c: Ditto.
2739 * function.c: Ditto.
2742 * gen-protos.c: Ditto.
2743 * genattrtab.c: Ditto.
2744 * gencheck.c: Ditto.
2745 * genconfig.c: Ditto.
2747 * genextract.c: Ditto.
2748 * genflags.c: Ditto.
2749 * gengenrtl.c: Ditto.
2750 * genoutput.c: Ditto.
2752 * genrecog.c: Ditto.
2753 * gensupport.c: Ditto.
2757 * haifa-sched.c: Ditto.
2758 * hard-reg-set.h: Ditto.
2760 * integrate.c: Ditto.
2763 * local-alloc.c: Ditto.
2765 * mips-tdump.c: Ditto.
2766 * mips-tfile.c: Ditto.
2769 * print-rtl.c: Ditto.
2770 * read-rtl.c: Ditto.
2773 * reg-stack.c: Ditto.
2774 * regclass.c: Ditto.
2779 * resource.c: Ditto.
2783 * sched-deps.c: Ditto.
2784 * sched-rgn.c: Ditto.
2786 * simplify-rtx.c: Ditto.
2788 * stor-layout.c: Ditto.
2795 * xcoffout.c: Ditto.
2797 2001-10-10 Richard Henderson <rth@redhat.com>
2799 * rtl.h (can_reverse_comparison_p): Remove.
2801 2001-10-10 Christopher Faylor <cgf@redhat.com>
2803 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2806 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2808 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2809 (Thanks to Chris Faylor for suggesting macro name).
2810 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2812 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2813 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2814 (MATH_LIBRARY): Undef before definition.
2815 (OUTPUT_QUOTED_STRING): Likewise.
2816 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2818 2001-10-10 Richard Henderson <rth@redhat.com>
2820 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2821 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2822 a tristate comparison value.
2823 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2825 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2828 * unroll.c (loop_iterations): Ignore insns generated by loop
2831 * config.gcc (mips*-*-gnu*): Delete support.
2832 * config/mips/gnu.h: Remove.
2834 2001-10-10 Kazu Hirata <kazu@hxi.com>
2836 * calls.c: Fix formatting.
2837 * c-decl.c: Likewise.
2838 * cfgcleanup.c: Likewise.
2839 * combine.c: Likewise.
2840 * cppfiles.c: Likewise.
2841 * cpplib.c: Likewise.
2842 * cppmacro.c: Likewise.
2843 * crtstuff.c: Likewise.
2845 * dwarf2out.c: Likewise.
2846 * expmed.c: Likewise.
2848 * fold-const.c: Likewise.
2849 * function.c: Likewise.
2851 * genattrtab.c: Likewise.
2852 * ggc-page.c: Likewise.
2853 * integrate.c: Likewise.
2854 * libgcc2.c: Likewise.
2856 * optabs.c: Likewise.
2857 * profile.c: Likewise.
2858 * protoize.c: Likewise.
2860 * recog.c: Likewise.
2861 * reload1.c: Likewise.
2862 * reload.c: Likewise.
2863 * reorg.c: Likewise.
2864 * resource.c: Likewise.
2865 * sched-rgn.c: Likewise.
2866 * sdbout.c: Likewise.
2868 * toplev.c: Likewise.
2869 * varasm.c: Likewise.
2871 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
2873 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
2874 * Makefile.in (langhooks.o): Add dependencies.
2876 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
2878 * rs6000.c (rs6000_emit_load_toc_table): Don't
2879 strdup the toc label.
2880 (create_TOC_reference): Likewise.
2882 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2884 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
2887 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2889 * config/i386/i386.c (ix86_attribute_table): Correct
2890 min_len, max_len fields for dllimport, dllexport and shared.
2892 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
2894 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
2895 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
2896 Consistently use "nonzero" instead of "non-zero".
2898 2001-10-09 Kazu Hirata <kazu@hxi.com>
2900 * acconfig.h: Fix comment formatting.
2901 * c-dump.h: Likewise.
2902 * c-tree.h: Likewise.
2903 * conditions.h: Likewise.
2905 * function.h: Likewise.
2907 * hwint.h: Likewise.
2908 * integrate.h: Likewise.
2911 * optabs.h: Likewise.
2913 2001-10-09 Kazu Hirata <kazu@hxi.com>
2915 * c-common.h: Fix comment formatting.
2916 * c-dump.c: Likewise.
2918 * diagnostic.h: Likewise.
2919 * except.c: Likewise.
2921 * gcov-io.h: Likewise.
2922 * genattrtab.c: Likewise.
2923 * output.h: Likewise.
2924 * predict.h: Likewise.
2925 * reload1.c: Likewise.
2926 * reload.h: Likewise.
2927 * resource.h: Likewise.
2929 * system.h: Likewise.
2931 * tree-inline.c: Likewise.
2932 * tsystem.h: Likewise.
2933 * varasm.c: Likewise.
2934 * xcoffout.h: Likewise.
2936 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2938 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
2940 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2942 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
2943 config/i386/i386elf.h, config/i386/netbsd-elf.h,
2944 config/i386/netware.h, config/mcore/gfloat.h,
2945 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
2946 config/netware.h, gccbug.in: Update FSF address.
2948 2001-10-09 Kazu Hirata <kazu@hxi.com>
2950 * c-common.c: Fix comment typos.
2951 * cfgrtl.c: Likewise.
2952 * collect2.c: Likewise.
2953 * cpplex.c: Likewise.
2954 * doloop.c: Likewise.
2955 * dwarf2out.c: Likewise.
2956 * dwarfout.c: Likewise.
2958 * fold-const.c: Likewise.
2962 * global.c: Likewise.
2963 * ifcvt.c: Likewise.
2965 * optabs.c: Likewise.
2966 * protoize.c: Likewise.
2967 * regclass.c: Likewise.
2968 * reorg.c: Likewise.
2972 * doc/cpp.texi: Likewise.
2973 * doc/c-tree.texi: Likewise.
2974 * doc/extend.texi: Likewise.
2975 * doc/invoke.texi: Likewise.
2976 * doc/objc.texi: Likewise.
2977 * doc/tm.texi: Likewise.
2979 2001-10-08 Richard Henderson <rth@redhat.com>
2981 * varasm.c (set_named_section_flags): Initialize "declared".
2983 2001-10-08 Robert Lipe <robertlipe@usa.net>
2985 * varasm.c (struct in_named_entry): Add declared.
2986 (named_section_first_declaration): New function.
2987 (default_elf_asm_named_section): Use it.
2988 * output.h (named_section_first_declaration): New.
2990 2001-10-08 Richard Henderson <rth@redhat.com>
2992 * i386.md (movsi_xor): Export.
2993 (setcc peep2): Use it when available; add an alternative to
2994 match zero_extendhisi2_and.
2996 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2998 * romp-protos.h (romp_initialize_trampoline): New function.
2999 * romp.c (romp_initialize_trampoline): Likewise.
3000 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
3001 romp_initialize_trampoline.
3003 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3005 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
3006 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3007 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3008 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3010 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3012 * unroll.c (loop_iterations): Extend check for multiple back edges.
3014 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
3016 * langhooks.h: New file.
3017 * Makefile.in (OBJS): Added langhooks.o.
3018 (c-lang.o): Depend on langhooks.h.
3019 (c-common.o): Don't depend on tree-inline.h.
3020 (tree-inline.o): Depend on toplev.h.
3021 (langhooks.o): New rule.
3022 * c-common.c: Don't include tree-inline.h.
3023 (c_mark_lang_decl): Mark argument c as unused.
3024 (c_common_lang_init): Don't initialize hooks here.
3025 * c-lang.c: Include langhooks.h, then override some macros.
3026 (lang_hooks): Initialize with macros in langhooks.h.
3027 (c_init): Don't initialize hooks here.
3028 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
3029 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
3030 * tree-inline.c: Include toplev.h. Don't define hook variables.
3031 * tree-inline.h: Don't define hook types nor declare hook
3032 variables. Move macros to...
3033 * langhooks.c: ... new file, as functions. Adjust all callers.
3035 2001-10-08 Jeffrey A Law <law@cygnus.com>
3037 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
3038 purge_mem_unchanging_flag on all instructions, not just on those
3039 before NOTE_INSN_FUNCTION_BEG.
3041 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3043 * cppmacro.c (_cpp_create_definition): Leave comments off.
3045 * doc/cpp.texi: Update.
3047 2001-10-08 DJ Delorie <dj@redhat.com>
3049 * c-decl.c (grokfield): Make sure the only unnamed fields
3050 we're allowing are either structs or unions.
3051 * doc/extend.texi: Add documentation for the unnamed field
3054 2001-10-08 Zack Weinberg <zack@codesourcery.com>
3056 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
3057 * configure.in: Use it.
3058 * configure: Regenerated.
3059 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
3060 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
3062 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3064 * cppfiles.c (open_file): Don't mark zero-length files
3065 never-reread here. Don't output diagnostics here either.
3066 (stack_include_file): Mark them never-reread here.
3067 (_cpp_read_file): Update.
3069 2001-10-08 Richard Henderson <rth@redhat.com>
3071 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
3073 2001-10-08 Richard Henderson <rth@redhat.com>
3075 * expr.c (store_expr): When converting a CONST_INT for storage
3076 in a SUBREG, convert it to both SUBREG modes before stripping
3079 2001-10-08 Richard Henderson <rth@redhat.com>
3081 * varasm.c (restore_varasm_status): New.
3082 * function.h: Declare it.
3083 * function.c (pop_function_context_from): Call it.
3085 2001-10-08 Richard Henderson <rth@redhat.com>
3087 * c-common.h (struct c_lang_decl): Add declared_inline.
3088 * c-tree.h (DECL_DECLARED_INLINE_P): New.
3089 * c-lang.c (c_disregard_inline_limits): Use it.
3090 * c-decl.c (duplicate_decls): Likewise.
3091 (pushdecl, redeclaration_error_message): Likewise.
3092 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
3093 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
3094 Set DECL_INLINE if -finline-functions.
3095 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
3097 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3099 * cppmacro.c (funlike_invocation_p): Move some logic to caller
3100 in enter_macro_context. Create a padding token in its own context
3101 if necessary when the search for '(' fails.
3102 (enter_macro_context): Update.
3104 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3106 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
3107 genmultilib, toplev.c: Fix spelling errors of "separate" as
3108 "seperate", and corresponding spelling errors of related words.
3110 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3112 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
3113 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
3115 * c-dump.c (dump_option_value_info): Likewise.
3116 * c-format.c (format_length_info, format_char_info,
3117 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
3118 * collect2.c (names): Likewise.
3119 * cppdefault.h (default_include): Likewise.
3120 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
3121 * flow.c (life_analysis): Likewise.
3122 * gcc.c (dir_separator_str, modify_target, option_map,
3123 target_option_translations, spec_list_1, extra_specs_1,
3124 init_spec): Likewise.
3125 * gcov.c (gcov_version_string): Likewise.
3126 * genattr.c (write_units): Likewise.
3127 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
3128 * gengenrtl.c (rtx_definition, defs): Likewise.
3129 * genrecog.c (pred_table): Likewise.
3130 * global.c (global_alloc): Likewise.
3131 * lcm.c (optimize_mode_switching): Likewise.
3132 * local-alloc.c (find_free_reg): Likewise.
3133 * params.h (param_info): Likewise.
3134 * predict.c (predictor_info): Likewise.
3135 * protoize.c (unexpansion_struct): Likewise.
3136 * real.c (bmask): Likewise.
3137 * recog.h (insn_operand_data, insn_data): Likewise.
3138 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
3139 * stmt.c (expand_nl_goto_receiver): Likewise.
3140 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
3141 target_switches, target_options): Likewise.
3142 * tradcif.y (token, tokentab2, yylex): Likewise.
3143 * tree.h (attribute_spec): Likewise.
3145 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
3147 * arc.c (arc_output_function_epilogue): Likewise.
3148 * arm.c (processors, all_cores, all_architectures,
3149 arm_override_options, isr_attribute_arg, isr_attribute_args,
3150 arm_isr_value): Likewise.
3151 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
3153 * c4x.c (c4x_int_reglist): Likewise.
3154 * d30v.c (override_options): Likewise.
3155 * h8300.c (shift_insn): Likewise.
3156 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
3157 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
3158 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
3159 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
3160 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
3161 * i386.h (processor_costs, ix86_cost): Likewise.
3162 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
3163 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
3164 * m68k.c (codes_68881, codes_FPA): Likewise.
3165 * m88k.c (mode_from_align, max_from_align, all_from_align,
3166 best_from_align, m_options): Likewise.
3167 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
3168 * mcore.c (mode_from_align): Likewise.
3169 * mips/elf64.h (UNIQUE_SECTION): Likewise.
3170 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
3171 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
3172 * mips.h (mips_regno_to_class): Likewise.
3173 * ns32k.c (scales): Likewise.
3174 * pa.c (import_string, magic_milli): Likewise.
3175 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
3176 * sparc.c (leaf_reg_remap, sparc_override_options,
3177 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
3179 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
3181 2001-10-07 Dale Johannesen <dalej@apple.com>
3183 * reload1.c (reload_reg_free_p): Teach register interference
3184 checking that multiple output reloads are emitted in
3186 reload1.c (reload_reg_reaches_end_p): Ditto.
3187 reload1.c (reloads_conflict): Ditto.
3189 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3191 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
3192 NULL_TREE inside @code.
3194 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3196 * doc/gcc.texi: Document consistent style of "32-bit",
3197 "Objective-C", and "@code{NULL}".
3199 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3201 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
3202 (cpp_token_len, cpp_spell_token, cpp_output_token,
3203 _cpp_equiv_tokens): Handle it.
3204 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
3205 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
3206 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
3209 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3211 * gcc.c (default_compilers): Remove .ada.
3213 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
3215 * doc/cppinternals.texi: Update.
3217 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3219 * gcc.c (main): Set this_file_error if the appropriate
3220 compiler for a language has not been installed.
3222 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
3224 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
3226 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
3228 * gccbug.in (CATEGORIES): Add ada.
3230 2001-10-05 Catherine Moore <clm@redhat.com>
3232 * config/stormy16/stormy-abi: Document abi changes.
3233 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
3234 (ICALL_REGS): New register class.
3235 (NUM_ARGUMENT_REGISTERS): Now 6.
3236 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
3238 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
3239 * config/stormy16.md (call_internal, call_value_internal,
3240 indirect_jump): Use new 'z' constraint.
3242 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3244 * doc/cppinternals.texi: Update.
3246 2001-10-05 Richard Henderson <rth@redhat.com>
3248 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
3249 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
3250 the gas section-name-as-label feature.
3252 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3254 * doc/cppinternals.texi: Update.
3256 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3258 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
3259 to ensure valid SImode constants.
3261 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
3263 * Makefile.in (c-decl.o): Depend on tree-inline.h.
3264 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
3265 * c-decl.c: Include tree-inline.h.
3266 (c_expand_body): Call optimize_inline_calls. Determine whether
3267 a function is inlinable upfront, and only clear
3268 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
3269 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
3270 (c_disregard_inline_limits): New function.
3271 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
3272 (c_post_options): Enable tree inlining if inlining is enabled.
3273 Don't inline trees when instrumenting functions.
3274 (c_init): Initialize lang_disregard_inline_limits and
3275 lang_cannot_inline_tree_fn.
3276 * tree-inline.c (initialize_inlined_parameters): Handle calls
3277 with fewer arguments than declared parameters, and fewer
3278 parameters than passed arguments. Don't assume value is a
3280 (declare_return_variable): Convert return value back to the
3281 original type, if it was promoted.
3282 (tree_inlinable_function_p): New function.
3283 (inlinable_function_p): Don't look at DECL_INLINE if we're
3284 inlining all functions. Make it work with a NULL id.
3285 Re-check DECL_UNINLINABLE after language-specific checks.
3286 * tree-inline.h (tree_inlinable_function_p): Declare it.
3287 * integrate.c (save_for_inline): Don't bother to prepare argvec
3289 * cse.c (check_for_label_ref): Don't check deleted labels.
3291 * Makefile.in (tree-inline.o): Depend on newly-included headers.
3292 * tree-inline.c: Include headers needed for the functions moved in.
3293 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
3294 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
3295 (copy_body, initialize_inlined_parameters): Likewise.
3296 (declare_return_variable, inlinable_function_p): Likewise.
3297 (expand_call_inline, expand_calls_inline): Likewise.
3298 (optimize_inline_calls, clone_body): Likewise.
3299 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
3300 (copy_tree_r, remap_save_expr): Likewise.
3302 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
3304 * Makefile.in (OBJS): Added tree-inline.o.
3305 (c-common.o): Depend on tree-inline.h.
3306 (tree-inline.o): New target.
3307 * c-common.c: Include tree-inline.h.
3308 (c_mark_lang_decl): Don't mark saved_tree.
3309 (c_common_lang_init): Set lang_anon_aggr_type_p.
3310 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
3311 (struct c_lang_decl): Moved saved_tree to tree_decl.
3312 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
3313 * integrate.h (function_attribute_inlinable_p): Declare it.
3314 * integrate.c (function_attribute_inlinable_p): Export it.
3315 * tree-inline.c: New file. Define variables declared in...
3316 * tree-inline.h: New file. Declare functions to be moved to
3317 tree-inline.c. Define macros and declare types and hooks for
3318 language-specific tree inlining.
3319 (flag_inline_trees): Moved definition from cp/decl2.c.
3320 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
3321 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
3322 (struct tree_decl): Moved saved_tree from c_lang_decl and
3323 inlined_fns from C++'s lang_decl.
3325 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
3327 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
3328 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
3330 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
3332 * doc/cppinternals.texi: Update.
3334 2001-10-04 Eric Christopher <echristo@redhat.com>
3336 * config/mips/mips.c (init_cumulative_args): Remember to set
3338 * config.gcc: Redo linux configuration. Add target_cpu_default
3339 of soft-float to all mipsisa32 combinations and tx39.
3340 * config/mips/linux.h: Remove include of mips.h.
3342 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
3344 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
3345 HOST_LDFLAGS and HOST_CPPFLAGS.
3347 2001-10-03 Ziemowit Laski <zlaski@apple.com>
3349 * c-parse.in (objc_inherit_code, objc_pq_context,
3350 objc_public_flag): Make static.
3351 (objc_interface_context, objc_implementation_context,
3352 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
3353 global tree array in objc/objc-act.[ch].
3354 (methoddef): Remove unnecessary code.
3356 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
3357 Hoist struct definitions to objc-act.h.
3358 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
3359 cat_count): Place declaration in objc-act.h.
3360 (objc_tree_index): Move enumeration to objc-act.h.
3361 (objc_global_trees): Place declaration and macro accessors in
3363 (implementation_context): Remove duplicate; use
3364 objc_implementation_context instead:
3365 (method_context): Remove duplicate; use objc_method_context
3367 (objc_ellipsis_node, objc_method_prototype_template,
3368 implemented_classes, function_type): Move global vars to
3370 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
3371 (build_message_expr): Move actual construction of ObjC message
3372 send nodes to finish_message_expr.
3373 (finish_message_expr): New routine, contains code formerly in
3375 * objc/objc-act.h (finish_message_expr): New prototype.
3376 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
3377 declarations; these vars are now part of objc_global_trees.
3378 (objc_tree_index, objc_global_trees): Move definitions from
3380 * objc/objc-tree.def: Update copyright info.
3382 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
3384 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
3386 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
3387 only if TARGET_ARCH64.
3389 2001-10-02 Bernd Schmidt <bernds@redhat.com>
3391 * doc/extend.texi: Fix some problems with previous checkin.
3392 * doc/invoke.texi: Likewise.
3394 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
3396 * cpphash.h: Update comments.
3397 (cpp_context): Update.
3398 (spec_nodes): Remove n__Pragma.
3399 * cppinit.c (cpp_create_reader): Update.
3400 (builtin_array): Add _Pragma.
3401 * cpplib.h: Update comments.
3402 (NODE_DISABLED, BT_PRAGMA): New.
3403 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
3404 * cppmacro.c (struct cpp_macro): Remove disabled.
3405 (builtin_macro): Return int, handle _Pragma, push the new token
3406 on the context stack.
3407 (funlike_invocation_p): Unconstify, update.
3408 (enter_macro_context): Handle builtins here.
3409 (replace_args, push_token_context, push_ptoken_context):
3410 Update for prototype changes.
3411 (_cpp_pop_context): Update.
3412 (cpp_get_token): Don't handle buitins, nor _Pragma here.
3413 (cpp_sys_macro_p): Update.
3414 (_cpp_free_definition): Clear disabled flag.
3415 (_cpp_create_definition): Upate.
3416 * cppmain.c: Update comments.
3418 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
3419 Andreas Jaeger <aj@suse.de>,
3420 Jan Hubicka <jh@suse.cz>
3422 * doc/invoke.texi (i386 Options): Document x86-64 options.
3423 (i386 and x86-64 Options): Rename i386 options section.
3425 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3426 (TARGET_SWITCHES): Add -munwind-info.
3427 (MASK_NO_UNWIND_INFO): New.
3428 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3430 (ASM_OUTPUT_DOUBLE_INT): New.
3432 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3433 * config.gcc: Fix tm_file settings for x86-64.
3434 * config/i386/x86-64.h: New file with OS independent x86-64
3436 * config/i386/biarch64.h: New file used to configure compiler
3437 to biarch/64bit compilation.
3439 * config/i386/i386.c: (override_options): Set flags default
3440 for 64bit compilation.
3442 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3444 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3445 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3446 constants on x86_64.
3447 (ix86_attr_length_immediate_default): Support MODE_DI.
3448 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3450 (indirect_jump, tablejump): Turn into expander.
3452 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3454 * c-common.c (c_format_attribute_table): Make format and
3455 format_arg attributes apply to function types rather than to
3457 (is_valid_printf_arglist): Construct an attribute list and pass
3458 that to check_function_format rather than a name.
3459 * c-common.h (check_function_format): Adjust prototype.
3460 * c-decl.c (duplicate_decls): Preserve attributes from type of
3461 built-in decl when allowing for harmless conflict in types.
3462 * c-format.c (record_function_format,
3463 record_international_format, function_format_list,
3464 international_format_info, international_format_list): Remove.
3465 (function_format_info): Remove next, name and assembler_name.
3466 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3467 (decode_format_attr): New.
3468 (handle_format_attribute): Handle receiving a type rather than a
3469 decl. Call decode_format_attr. Store format information in a
3470 function_format_info.
3471 (handle_format_arg_attribute): Correct comment. Handle receiving
3472 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3474 (check_format_info_recurse, check_format_info_main): Take argument
3475 numbers as unsigned HOST_WIDE_INT.
3476 (check_function_format): Take a list of attributes from the
3477 function type rather than a name or assembler name. Check for
3478 format attributes in that list and the attributes on the type of
3479 the current function rather than looking through
3480 function_format_list.
3481 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3483 (check_format_info_recurse): Take format_arg attributes from the
3484 type of the function calls rather than using
3485 international_format_list. Allow for multiple format_arg
3487 * c-typeck.c (build_function_call): Pass type attributes to
3488 check_function_format rather than name or assembler name. Don't
3489 require there to be a name or assembler name to check formats.
3491 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3493 * attribs.c (decl_attributes): Possibly call
3494 insert_default_attributes to insert default attributes on
3495 functions in a lazy manner.
3496 * builtin-attrs.def: New file; define the default format and
3497 format_arg attributes.
3498 * c-common.c (c_format_attribute_table): Move to earlier in the
3500 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3501 (enum built_in_attribute, built_in_attributes,
3502 c_attrs_initialized, c_init_attributes,
3503 c_common_insert_default_attributes): New.
3504 (c_common_lang_init): Don't initialize format_attribute_table. Do
3505 call c_init_attributes.
3506 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3507 * c-common.h (init_function_format_info): Don't declare.
3508 (c_common_insert_default_attributes): Declare.
3509 * c-decl.c (implicitly_declare, builtin_function): Call
3511 (init_decl_processing): Don't call init_function_format_info.
3512 (insert_default_attributes): New.
3513 * c-format.c (handle_format_attribute,
3514 handle_format_arg_attribute): Be quiet about inappropriate
3515 declaration when applying default attributes.
3516 (init_function_format_info): Remove.
3517 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3518 (insert_default_attributes): Declare.
3520 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3522 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3524 2001-10-01 Jim Wilson <wilson@redhat.com>
3526 * sched-deps.c (add_dependence): When elide conditional dependence,
3527 check that insn doesn't modify cond2.
3529 2001-10-01 Dale Johannesen <dalej@apple.com>
3531 * config/rs6000/rs6000.h (enum processor_type): Add support
3532 for 7400 (G4) and 7450.
3534 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3535 (rs6000_issue_rate): Ditto.
3536 (rs6000_adjust_cost): Fix cycle counts for compares.
3537 (debug_stack_info): Fix an obvious typo.
3538 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3539 * doc/invoke.texi: Document.
3540 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3542 (PROCESSOR_DEFAULT): Ditto.
3544 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3546 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3547 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3548 later recursive make invocation.
3550 2001-10-01 Hans Boehm <boehm@acm.org>
3552 * optabs.c (emit_libcall_block): When using non-call exceptions,
3553 don't add REG_LIBCALL reg notes to trapping calls.
3555 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3557 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3558 (propagate_one_insn): Update for above change
3560 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3562 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3563 _Unwind_GetTextRelBase): Argument is unused.
3565 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3567 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3568 Loop through NOPs, placeholders, and components.
3569 Don't go through NOPs if change mode.
3570 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3571 * emit-rtl.c (set_mem_alias_set): Enable check.
3572 * expr.c (find_placeholder): New function.
3573 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3574 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3575 to modify it and avoid unneeded copies.
3576 * expr.h (expand_expr): Always define.
3577 (find_placeholder): New declaration.
3579 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3581 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3582 operand 2 is the stack pointer.
3583 ("addr-peephole"): Fix address computation peephole when operand 2
3584 is the stack pointer.
3586 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3588 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3589 (ix86_setup_incoming_varargs): Likewise.
3591 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3593 * stor-layout.c (layout_type): Don't complain about too-large
3596 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3598 * function.c (keep_stack_depressed): Don't use delete_insn.
3600 * expr.h (set_mem_alias_set): Move decl to here.
3601 * rtl.h (mem_attrs): New typedef and struct.
3602 (union rtunion_def): Add field for mem_attrs.
3603 (X0MEMATTR, MEM_ATTRS): New macros.
3604 (MEM_ALIAS_SET): Use MEM_ATTRS.
3605 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3606 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3607 (set_mem_alias_set): Delete decl from here.
3609 * alias.c (set_mem_alias_set): Delete from here.
3610 * emit-rtl.c (mem_attrs_htab): New variable.
3611 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3612 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3613 (mem_attrs_mark, get_mem_attrs): Likewise.
3614 (gen_rtx_MEM): Clear MEM_ATTRS.
3615 (set_mem_attributes): Move to here.
3616 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3617 (init_emit_once): const_int_htab now deletable htab.
3618 Initialize mem_attrs_htab.
3619 * explow.c (set_mem_attributes): Delete from here.
3620 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3621 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3622 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3623 * reload1.c (reload): Rework changing REG to MEM.
3625 2001-09-30 H.J. Lu <hjl@gnu.org>
3627 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3628 * config.in: Rebuild.
3630 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3632 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3633 ("tsthi_1"): Avoid allocation in register y.
3634 ("*movqi_68hc12"): Reorganize and fix constraints.
3635 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3636 ("addqi3"): Likewise.
3637 ("addhi3"): Fix constraints.
3638 ("*logicalhi3_zexthi"): Disparage soft registers.
3640 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3642 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3645 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3647 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3648 that we use setjmp/longjmp exceptions.
3650 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3652 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3653 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3654 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3655 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3656 (_cpp_extend_buff, BUFF_ROOM): Update.
3657 (_cpp_append_extend_buff): New.
3658 (struct cpp_reader): Remove macro_pool, add a_buff.
3659 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3661 (cpp_destroy): Free a_buff instead of macro_pool.
3662 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3663 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3664 _cpp_pool_alloc, ): Remove.
3665 (parse_number, parse_string): Update use of _cpp_extend_buff.
3666 (_cpp_extend_buff): Update.
3667 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3668 * cpplib.c (glue_header_name, parse_answer):
3669 Update use of _cpp_extend_buff.
3670 (cpp_register_pragma, cpp_register_pragma_space): Use
3672 (do_assert, do_unassert): Check for EOL, update.
3673 * cppmacro.c (stringify_arg, collect_args): Update to use
3674 _cpp_extend_buff and _cpp_append_extend_buff.
3675 (save_parameter, parse_params, alloc_expansion_token,
3676 _cpp_create_definition): Rework memory management.
3678 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3680 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3681 update md_exec_prefix.
3682 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3685 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3687 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3688 (SELECT_CC_MODE): Use s390_select_ccmode.
3689 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3690 * config/s390/s390.c (s390_select_ccmode): New.
3691 (s390_match_ccmode): Add CCLmode.
3692 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3693 (output_branch_condition, output_inverse_branch_condition): Removed.
3694 (print_operand): Use s390_branch_condition_mnemonic.
3695 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3696 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3697 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3699 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3700 when converting conditional branches to far branches.
3701 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3702 cmpint_di): Use CCSmode instead of CCUmode.
3704 * config/s390/s390.c (legitimate_la_operand_p): New.
3705 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3706 * config/s390/s390.md (movsi): Convert load address patterns to
3707 arithmetic operations when necessary.
3708 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3709 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3710 (*do_la_reg_0): Don't use before reload.
3712 * config/s390/s390.c (legitimize_address): Make more efficient
3713 use of two-register addressing mode.
3715 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3716 with -mno-backchain in some corner cases.
3718 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3720 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3722 * reload.c (find_reloads): Mark new USE insns with QImode.
3723 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3724 find_reloads_subreg_address): Likewise.
3725 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3727 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3729 (reload): Make sure there are no USEs with mode other than
3730 VOIDmode. At the end, remove those marked with QImode.
3732 2001-09-29 Per Bothner <per@bothner.com>
3734 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3735 * Makefile.in (includedir): Rename to local_includedir.
3736 (includedir): Define as $(prefix)/include.
3737 * config.in (PREFIX_INCLUDE_DIR): New variable.
3738 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3740 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3742 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3744 * doc/extend.texi (Vector Extensions): New node.
3745 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3746 i386 -mmmx, -msse, -m3dnow.
3748 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3750 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3752 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3754 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3756 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3758 2001-09-28 Richard Henderson <rth@redhat.com>
3760 * varasm.c (assemble_integer): Bound alignment check by
3763 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3765 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3767 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3769 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3771 Mostly from Graham Stott <grahams@redhat.com>
3772 * c-common.c (type_for_mode): Add support for V2SFmode.
3773 * tree.c (build_common_tree_nodes_2): Likewise.
3774 * tree.h (enum tree_index, global_trees): Likewise.
3775 * config/i386/i386.c (x86_3dnow_a): New variable.
3776 (override_options): Support 3Dnow extensions.
3777 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3778 Athlon's version of 3Dnow.
3779 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3780 (ix86_expand_builtin): Handle them.
3781 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3782 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3783 TARGET_3DNOW_A): New macros.
3784 (TARGET_SWITCHES): Add 3Dnow switches.
3785 (VALID_MMX_REG_MODE_3DNOW): New macro.
3786 (VECTOR_MODE_SUPPORTED_P): Use it.
3787 (enum ix86_builtins): Add entries for 3Dnow builtins.
3788 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3789 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3790 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3791 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3792 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3793 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3794 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3795 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3796 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3797 sfence_insn, prefetch): Make these available if TARGET_SSE or
3800 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3802 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3803 ix86_va_start, ix86_build_va_list): Declare.
3804 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3805 ix86_va_start, ix86_build_va_list): New global functions.
3806 * i386.md (sse_prologue_save_insn): New insn.
3807 (sse_prologue_save): New expander.
3808 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3809 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3811 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3813 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3814 Use size_t everywhere, make definitions consistent with
3817 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3819 * gcse.c (replace_store_insn): Use delete_insn.
3820 * loop.c (move_movables): Likewise; avoid delete_insn
3821 from clobbering notes moved elsewhere.
3822 (check_dbra_loop): Use delete_insn.
3823 * ssa.c (convert_from_ssa): Likewise.
3824 * cse.c (cse_insn): Use delete_insn.
3826 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3828 * cpphash.h (struct cpp_buff): Make unsigned.
3829 (_cpp_get_buff): Take length of size_t.
3830 (_cpp_unaligned_alloc): New.
3831 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3832 (struct cpp_reader): Remove ident_pool. Add u_buff.
3833 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3834 (cpp_destroy): Destroy u_buff, not ident_pool.
3835 * cpplex.c (parse_number, parse_string, save_comment,
3836 cpp_token_as_text): Update to use the unaligned buffer.
3837 (new_buff): Make unsigned.
3838 (_cpp_unaligned_alloc): New.
3839 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3840 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3842 (collect_args): Make unsigned.
3844 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3846 * cpplex.c (cpp_output_token): Use a putc loop for
3847 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3849 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3850 * configure, config.in: Regenerate.
3851 * system.h: Replace fwrite and fprintf with their unlocked
3852 variants if available.
3854 2001-09-27 Richard Henderson <rth@redhat.com>
3856 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3857 in favour of .eh_frame.
3859 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3861 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
3863 (LIBCALL_VALUE): Likewise.
3865 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3867 * cpphash.h: Update comment.
3868 * cpplex.c: Update comments.
3869 (_cpp_can_paste): Remove.
3870 * cpplib.h (_cpp_can_paste): Remove.
3871 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
3872 lexer rather than _cpp_can_paste.
3874 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3876 * doc/cppinternals.texi: Update.
3878 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3880 * cpphash.h (struct cpp_pool): Remove locks and locked.
3881 (struct cpp_context): Add member buff.
3882 (struct cpp_reader): Remove member argument_pool.
3883 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3884 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
3885 * cpplex.c (chunk_suitable): Remove pool argument.
3886 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
3887 (new_buff, _cpp_extend_buff): Update.
3888 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
3889 which buffer is returned.
3890 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
3891 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3892 * cppmacro.c (lock_pools, unlock_pools): Remove.
3893 (push_ptoken_context): Take a _cpp_buff.
3894 (enter_macro_context): Pool locking removed.
3895 (replace_args): Use a _cpp_buff for the replacement list with
3897 (push_token_context): Clear buff.
3898 (expand_arg): Use _cpp_pop_context.
3899 (_cpp_pop_context): Free a context's buffer, if any.
3901 2001-09-26 DJ Delorie <dj@redhat.com>
3903 * c-typeck.c (digest_init): Check for sizeless arrays.
3905 2001-09-26 Richard Henderson <rth@redhat.com>
3907 * optabs.c (init_one_libfunc): Create a dummy function type
3908 instead of using error_mark_node.
3910 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3912 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
3913 _cpp_extend_buff, _cpp_free_buff): New.
3914 (struct cpp_reader): New member free_buffs.
3915 * cppinit.c (cpp_destroy): Free buffers.
3916 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
3917 _cpp_extend_buff, _cpp_free_buff): New.
3918 * cpplib.h (struct cpp_options): Remove unused member.
3919 * cppmacro.c (collect_args): New. Combines the old parse_arg
3920 and parse_args. Use _cpp_buff for memory allocation.
3921 (funlike_invocation_p, replace_args): Update.
3923 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3925 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
3927 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
3929 * except.c (sjlj_mark_call_sites): Change address inside sequence.
3931 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
3933 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
3936 2001-09-25 Janis Johnson <janis187@us.ibm.com>
3937 Jim Wilson <wilson@redhat.com>
3939 * doc/install.texi (Specific, ia64-*-linux): Document.
3941 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3943 * Makefile.in (cfgrtl.o): Add.
3944 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3945 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3946 free_aux_for_edge): Declare.
3948 (HAVE_return): Undefine.
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): New global functions.
3952 (first_delete_block): New static variable.
3953 (init_flow): Clear first_delete_block.
3954 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
3955 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
3956 try_redirect_by_replacing_jump, last_loop_beg_note,
3957 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
3958 delete_insn, delete_insn_chain, create_basic_block_structure,
3959 create_basic_block, flow_delete_block, compute_bb_for_insn,
3960 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
3961 set_block_for_new_insns, split_block, merge_blocks_nomove,
3962 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3963 redirect_edge_and_branch, force_nonfallthru_and_redirect,
3964 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
3965 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
3966 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
3967 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3968 purge_all_dead_edges): Move to ....
3969 * cfgrtl.c: New file; .... Here.
3971 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
3972 (reroder_basic_block): Use alloc_aux_for_blocks.
3973 * predict.c (estimate_bb_frequencies): Likewise; use
3974 alloc_aux_for_edges.
3975 * profile.c (compute_branch_probabilities): Likewise.
3976 (branch_prob): Likewise.
3977 * reg-stack.c (reg_to_stack): Likewise.
3979 * emit-rtl.c (emit_insns_after): Never return NULL.
3981 * basic-block.h (set_block_for_new_insns): Delete.
3982 * cfgrtl.c (set_block_for_new_insns): Delete.
3984 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
3985 calls when crossjumping.
3987 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
3988 * unroll.c (copy_loop_body): Use delete_insn.
3990 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
3991 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
3992 keep_stack_depressed): Likewise.
3993 * gcse.c (cprop_cc0_jump): Likewise.
3994 * local-alloc.c (update_equiv_regs): Likewise.
3995 * loop.c (scan_loop, loop_delete_insns): Likewise.
3996 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
3997 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
3998 delete_output_reload, delete_address_reloads_1,
3999 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
4001 * sibcall.c (replace_call_placeholder): Likewise.
4002 * cse.c (cse_insn): Likewise.
4004 2001-09-25 Bernd Schmidt <bernds@redhat.com>
4006 From Graham Stott <grahams@redhat.com>
4007 (def_builtin): Only define builtins appropriate for target_flags. All
4009 (builtin_decsription): Add new field mask which is used to determine
4010 when to define the builtin via the macro def_builtin.
4012 (bdesc_comi): Initialise new mask fields.
4013 (bdesc_2srg): Likewise.
4014 (bdesc_1arg): Likewise.
4016 * config/i386/i386.c (ix86_init_builtins): Correct return type
4017 building v4hi_ftype_v4hi_int_int tree node.
4018 (ix86_expand_sse_comi): Fix typo swapping operands.
4019 Don't swap comparision condition, it is already swapped.
4020 (ix86_expand_sse_compare): Before swapping operands
4021 move operand 1 into new rtx and not the target rtx.
4022 Don't swap comparison condition, it is already swapped.
4023 Always check whether we need to create a new TARGET.
4025 * config/i386/i386.md: (sse_comi) Fix typos.
4026 (sse_ucomi): Likewise.
4027 (cvtss2si): Fix operand 0 contraint.
4028 (cvttss2si): Likewise.
4029 (sse_unpckhps): Fix mode for operand 2.
4030 (sse_unpcklps): Likewise.
4032 2001-09-25 Graham Stott <grahams@redhat.com>
4034 * sibcall.c (skip_copy_to_return_value): Tighten return value
4037 2001-09-24 David Edelsohn <edelsohn@gnu.org>
4039 * rs6000.c (lwa_operand): Address must be word aligned.
4041 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4043 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
4044 number has been set.
4045 (type_hash_mark): Mark type itself.
4047 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
4049 * c-lex.c (cb_def_pragma): Update.
4050 (c_lex): Update, and skip padding.
4051 * cppexp.c (lex, parse_defined): Update, remove unused variable.
4052 * cpphash.h (struct toklist): Delete.
4053 (union utoken): New.
4054 (struct cpp_context): Update.
4055 (struct cpp_reader): New members eof, avoid_paste.
4056 (_cpp_temp_token): New.
4057 * cppinit.c (cpp_create_reader): Update.
4058 * cpplex.c (_cpp_temp_token): New.
4059 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
4060 (cpp_output_token): Don't print leading whitespace.
4061 (cpp_output_line): Update.
4062 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
4063 do_include_common, do_line, do_ident, do_pragma,
4064 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
4065 parse_assertion): Update.
4066 (get_token_no_padding): New.
4067 * cpplib.h (CPP_PADDING): New.
4068 (AVOID_LPASTE): Delete.
4069 (struct cpp_token): New union member source.
4070 (cpp_get_token): Update.
4071 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
4072 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
4073 replace_args, quote_string, stringify_arg, parse_arg, next_context,
4074 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
4075 _cpp_backup_tokens, _cpp_create_definition): Update.
4076 (push_arg_context): Delete.
4077 (padding_token, push_token_context, push_ptoken_context): New.
4078 (make_string_token, make_number_token): Update, rename.
4079 (cpp_get_token): Update to handle tokens as pointers to const,
4080 and insert padding appropriately.
4081 * cppmain.c (struct printer): New member prev.
4082 (check_multiline_token): Constify.
4083 (do_preprocessing, cb_line_change): Update.
4084 (scan_translation_unit): Update to handle spacing.
4085 * scan-decls.c (get_a_token): New.
4086 (skip_to_closing_brace, scan_decls): Update.
4087 * fix-header.c (read_scan_file): Update.
4089 * doc/cpp.texi: Update.
4091 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4093 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
4094 leak by passing malloc'ed pointer to reconcat, not concat.
4096 2001-09-24 DJ Delorie <dj@redhat.com>
4098 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
4100 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
4102 * flow.c (delete_dead_jumptables): Delete jumptable if the only
4103 reference is from the literal pool.
4105 2001-09-24 Janis Johnson <janis187@us.ibm.com>
4107 * doc/install.texi (Final install): Request additional information
4108 in mail about successful builds.
4110 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4112 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
4113 initial value of return pointer register instead of value in frame-20.
4116 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4118 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
4119 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
4120 the libcall if there isn't a referenced identifier for the symbol.
4122 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4124 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
4125 non 64-bit machines. Use these as a plabel for the trampoline.
4126 (TRAMPOLINE_SIZE): Adjust size for new words.
4127 (INITIALIZE_TRAMPOLINE): Initialize new words.
4128 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
4129 pointer to the plabel in the trampoline.
4131 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4133 * pa.c (function_arg): Pass floating arguments in both general and
4134 floating registers in indirect (dynamic) calls when generating code
4135 for the 32 bit ABI and the HP assembler.
4137 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4139 * doc/install.texi: Markup fixes.
4140 Use Solaris 2, SunOS 4 as appropriate.
4141 (Specific, *-*-solaris2*): Explain this.
4142 Unconditionally warn against /usr/ucb tools.
4143 Remove Sun as warning, obsolete.
4144 Move X11 header bug workaround here, update patches.
4145 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
4146 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
4148 2001-09-23 Zack Weinberg <zack@codesourcery.com>
4150 * errors.h (warning, error, fatal, internal_error): Don't mark
4151 with ATTRIBUTE_PRINTF_n.
4152 * toplev.h (internal_error, fatal_io_error, warning, error,
4153 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
4154 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
4157 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4159 * function.c (pop_function_context_from): var_refs_queue
4160 and temp slots now in GC memory.
4161 (mark_function_status, free_after_compilation): Likewise;
4162 also struct function now in GC memory.
4163 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
4164 (combine_temp_slots): Likewise.
4165 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
4166 (prepare_function_start): Use GC memory for struct function.
4167 (mark_temp_slot): Deleted.
4168 (gcc_mark_struct_function): struct function now in GC memory.
4170 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
4171 code for division, not modulus.
4173 * rtl.def (MEM): Remove obsolete part of comment.
4175 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
4177 * c-format.c (init_function_format_info): Check __builtin_printf
4178 and __builtin_fprintf even if -ffreestanding. Check C99 functions
4181 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4183 * c-common.c (format_attribute_table): Remove decl.
4184 * tree.h (format_attribute_table, lang_attribute_table): New decls.
4185 (lang_attribute_common): Likewise.
4187 * function.c (fix_lexical_address): Use set_mem_alias_set.
4188 (expand_function_start): Likewise.
4189 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
4191 * varasm.c (output_constant): Fix unused variable warning.
4193 * attribs.c: New file, from c-common.c.
4194 (attribute_tables): Now four elements.
4195 (format_attribute_table, lang_attribute_common): New variables.
4196 (init_attributes): Reflect above changes.
4197 (handle_mode_attribute): Delete check for wider than uintmax.
4198 * c-common.c: Delete parts moved to attribs.c.
4199 (enum attrs): Deleted; unused.
4200 (c_format_attribute_table): New variable.
4201 (c_common_lang_init): Initialize format_attribute_table with it.
4202 * c-common.h (decl_attributes): Remove decl.
4203 * tree.h (decl_attribute): Move it to here.
4204 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
4205 (attribs.o): New rule.
4207 2001-09-22 Andreas Jaeger <aj@suse.de>
4209 * builtins.c (c_getstr): Remove unused variable.
4211 2001-09-21 Richard Henderson <rth@redhat.com>
4213 * reload1.c (reload): Use delete_insn instead of splatting
4216 2001-09-21 Richard Henderson <rth@redhat.com>
4218 * reload.c (push_secondary_reload): Don't check for "=" in output
4219 constraint after ""->ALL_REGS check.
4221 2001-09-21 Richard Henderson <rth@redhat.com>
4223 * predict.c (expected_value_to_br_prob): Use pc_set.
4225 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
4226 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
4228 2001-09-21 Richard Henderson <rth@redhat.com>
4230 * rtl.h (LCT_RETURNS_TWICE): New.
4231 * calls.c (emit_call_1): Set current_function_calls_setjmp for
4233 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
4234 to ECF_RETURNS_TWICE.
4235 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
4238 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
4240 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
4241 (JMP_BUF_SIZE): New.
4243 2001-09-21 Richard Henderson <rth@redhat.com>
4245 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
4248 2001-09-21 Richard Henderson <rth@redhat.com>
4250 * tree.def (FDESC_EXPR): New.
4251 * expr.c (expand_expr): Handle it.
4252 * varasm.c (initializer_constant_valid_p): Likewise.
4253 (output_constant): Likewise.
4254 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4255 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4256 (ASM_OUTPUT_FDESC): New.
4257 * doc/tm.texi: Document the new macros.
4259 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4261 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
4262 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
4263 once merging is complete.
4265 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4267 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
4269 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4271 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
4272 that would be invalid after a merge.
4274 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
4276 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
4277 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
4279 (flow_delete_insn): This one.
4280 (delete_insn_chain): Rename from ...; do not care labels.
4281 (flow_delete_insn_chain): ... this one.
4282 (flow_delete_block): Remove the insns one BB has been expunged.
4283 (merge_blocks_nomove): Likewise.
4284 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
4285 updating BB boundaries.
4286 (tidy_fallthru_edge): Likewise.
4287 (commit_one_edge_insertion): Likewise.
4288 * cfgbuild.c (find_basic_block): Likewise.
4289 (find_basic_blocks_1): Likewise.
4290 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
4291 (try_crossjump_to_edge): Likewise.
4292 (try_optimize_cfg): Likewise.
4293 * cse.c (delete_trivially_dead_insns): Likewise.
4294 * df.c (df_insn_delete): Likewise.
4295 * doloop.c (doloop_modify): Use delete_related_insns.
4296 * emit-rtl.c (try_split): Likewise.
4297 (remove_insn): Update BB boundaries.
4298 * expect.c (connect_post_landing_pads): Use delete_related_insns.
4299 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
4300 updating BB boundaries.
4301 (propagate_block_delete_insn): Likewise.
4302 (propagate_block_delete_libcall): Likewise.
4303 * function.c (delete_handlers): Use delete_related_insns.
4304 (thread_prologue_and_epilogue_insns): Likewise.
4305 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
4306 * genpeep.c (gen_peephole): Use delete_related_insns.
4307 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
4309 (find_cond_trap): Likewise.
4310 * integrate.c (save_for_inline): Use delete_related_insns.
4311 (copy_insn_list): Likewise.
4312 * jump.c (pruge_linie_number_notes): Likewise.
4313 (duplicate_loop_exit_test): Likewise.
4314 (delete_computation): Likewise.
4315 (delete_related_insn): Rename from ...; use delete_insn
4316 (delete_insn): ... this one.
4317 (redirect_jump): Use delete_related_insns.
4318 * loop.c (scan_loop): Likewise.
4319 (move_movables): Likewise.
4320 (find_and_verify_loops): Likewise.
4321 (check_dbra_loop): Likewise.
4322 * recog.c (peephole2_optimize): Likewise.
4323 * reg-stack.c (delete_insn_for_stacker): Remove.
4324 (move_for_stack_reg): Use delete_insn.
4325 * regmove.c (combine_stack_adjustments_for_block): Likewise.
4326 * reload1.c (delete_address_reloads): Use delete_related_insns.
4327 (fixup_abnormal_edges): Use delete_insn.
4328 * recog.c (emit_delay_sequence): Use delete_related_insns.
4329 (delete_from-delay_slot): Likewise.
4330 (delete_scheduled_jump): likewise.
4331 (optimize_skip): Likewise.
4332 (try_merge_delay_insns): Likewise.
4333 (full_simple_delay_slots): Likewise.
4334 (fill_slots_from_thread): Likewise.
4335 (relax_delay_slots): Likewise.
4336 (make_return_insns): Likewise.
4337 (dbr_schedule): Likewise.
4338 * rtl.h (delete_insn): Rename to delete_related_insns.
4339 (delete_insn, delete_insn_chain): New prototypes.
4340 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
4341 by df_insn_delete already.
4342 * ssa-dce.c (delete_insn_bb): Use delete_insn.
4343 * ssa.c (convert_from_ssa): Use delete_related_insns.
4344 * unroll.c (unroll_loop): Likewise.
4345 (calculate_giv_inc): Likewise.
4346 (copy_loop_body): Likewise.
4348 * i386-protos.h (ix86_libcall_value, ix86_function_value,
4349 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4350 ix86_return_in_memory, ix86_function_value): Declare.
4351 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
4352 new static valurables.
4353 (x86_64_reg_class): New enum
4354 (x86_64_reg_class_name): New array.
4355 (classify_argument, examine_argument, construct_container,
4356 merge_classes): New static functions.
4357 (optimization_options): Enable flag_omit_frame_pointer and disable
4358 flag_pcc_struct_return on 64bit.
4359 (ix86_libcall_value, ix86_function_value,
4360 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4361 ix86_return_in_memory, ix86_function_value): New global functions.
4362 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
4363 (function_arg_advance): Handle x86_64 passing conventions.
4364 (function_arg): Likewise.
4365 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
4366 (RETURN_IN_MEMORY): Move offline.
4367 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
4368 (FUNCTION_VALUE_REGNO_P): New macro.
4369 (FUNCTION_ARG_REGNO_P): Move offline.
4370 (struct ix86_args): Add maybe_vaarg.
4371 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
4372 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
4374 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
4376 * s390.md: Changed attributes for scheduling.
4377 * s390.c: (s390_adjust_cost, s390_adjust_priority)
4380 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
4382 Table-driven attributes.
4383 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
4384 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
4385 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
4386 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
4387 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
4388 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
4389 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
4390 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
4391 * tree.h (struct tree_decl): Change machine_attributes to
4393 * doc/c-tree.texi: Document that all attributes are now attached
4395 * c-common.c (add_attribute, attrtab, attrtab_idx,
4396 default_valid_lang_attribute, valid_lang_attribute): Remove.
4397 (attribute_tables, attributes_initialized,
4398 c_common_attribute_table, default_lang_attribute_table): New
4400 (handle_packed_attribute, handle_nocommon_attribute,
4401 handle_common_attribute, handle_noreturn_attribute,
4402 handle_unused_attribute, handle_const_attribute,
4403 handle_transparent_union_attribute, handle_constructor_attribute,
4404 handle_destructor_attribute, handle_mode_attribute,
4405 handle_section_attribute, handle_aligned_attribute,
4406 handle_weak_attribute, handle_alias_attribute,
4407 handle_no_instrument_function_attribute,
4408 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
4409 handle_no_limit_stack_attribute, handle_pure_attribute): New
4411 (init_attributes, decl_attributes): Rewrite to implement
4412 table-driven attributes.
4413 * c-common.h (enum attribute_flags): Move to tree.h.
4414 * c-format.c (decl_handle_format_attribute,
4415 decl_handle_format_arg_attribute): Rename to
4416 handle_format_attribute and handle_format_arg_attribute. Update
4417 for table-driven attributes.
4418 * c-common.h (decl_handle_format_attribute,
4419 decl_handle_format_arg_attribute): Remove prototypes.
4420 (handle_format_attribute, handle_format_arg_attribute): Add
4422 * c-decl.c (grokdeclarator): Handle attributes nested inside
4424 * c-parse.in (setattrs, maybe_setattrs): Remove.
4425 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4426 Update to handle nested attributes properly.
4427 (maybe_resetattrs, after_type_declarator,
4428 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4429 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4431 (make_pointer_declarator): Update to handle nested attributes
4433 * doc/extend.texi: Update documentation of limits of attributes
4434 syntax. Warn about problems with attribute semantics in C++.
4435 * target.h (struct target): Remove valid_decl_attribute and
4436 valid_type_attribute. Add attribute_table and
4437 function_attribute_inlinable_p.
4438 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4439 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4440 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4442 (TARGET_INITIALIZER): Update.
4443 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4445 (function_attribute_inlinable_p): New function. Check for the
4446 presence of any machine attributes before using
4447 targetm.function_attribute_inlinable_p.
4448 (function_cannot_inline_p): Update.
4449 * Makefile.in (integrate.o): Update dependencies.
4450 * doc/tm.texi: Update documentation of target attributes and
4451 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4452 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4454 (default_target_attribute_table,
4455 default_function_attribute_inlinable_p): New.
4456 (lookup_attribute): Update comment to clarify handling of multiple
4457 attributes with the same name.
4458 (merge_attributes, attribute_list_contained): Allow multiple
4459 attributes with the same name but different arguments to appear in
4460 the same attribute list.
4461 * tree.h (default_valid_attribute_p): Remove prototype.
4462 (struct attribute_spec): New.
4463 (default_target_attribute_table): Declare.
4464 (enum attribute_flags): Move from c-common.h. Add
4465 ATTR_FLAG_TYPE_IN_PLACE.
4466 (default_function_attribute_inlinable_p): Declare.
4467 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4468 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4469 (TARGET_ATTRIBUTE_TABLE): Define.
4470 (vms_attribute_table): New.
4471 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4472 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4473 (TARGET_ATTRIBUTE_TABLE): Define.
4474 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4475 * config/arm/arm.c (arm_valid_type_attribute_p,
4476 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4478 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4480 (TARGET_ATTRIBUTE_TABLE): Define.
4481 (arm_attribute_table, arm_handle_fndecl_attribute,
4482 arm_handle_isr_attribute): New.
4483 * config/avr/avr.c (avr_valid_type_attribute,
4484 avr_valid_decl_attribute): Remove.
4485 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4487 (TARGET_ATTRIBUTE_TABLE): Define.
4488 (avr_attribute_table, avr_handle_progmem_attribute,
4489 avr_handle_fndecl_attribute): New.
4490 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4491 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4492 (TARGET_ATTRIBUTE_TABLE): Define.
4493 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4494 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4495 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4496 (TARGET_ATTRIBUTE_TABLE): Define.
4497 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4498 h8300_handle_eightbit_data_attribute,
4499 h8300_handle_tiny_data_attribute): New.
4500 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4501 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4503 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4505 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4506 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4508 (TARGET_ATTRIBUTE_TABLE): Define.
4509 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4510 ix86_handle_regparm_attribute): New.
4511 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4512 i386_pe_valid_type_attribute_p): Remove.
4513 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4514 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4515 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4516 (TARGET_ATTRIBUTE_TABLE): Define.
4517 (ia64_attribute_table): New.
4518 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4519 interrupt_ident2, model_ident1, model_ident2): Remove.
4520 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4521 (TARGET_ATTRIBUTE_TABLE): Define.
4522 (init_idents): Update.
4523 (m32r_attribute_table, m32r_handle_model_attribute): New.
4524 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4526 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4527 (TARGET_ATTRIBUTE_TABLE): Define.
4528 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4529 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4530 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4531 (TARGET_ATTRIBUTE_TABLE): Define.
4532 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4533 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4534 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4535 (TARGET_ATTRIBUTE_TABLE): Define.
4536 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4537 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4538 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4539 (TARGET_ATTRIBUTE_TABLE): Define.
4540 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4541 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4542 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4543 (TARGET_ATTRIBUTE_TABLE): Define.
4544 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4545 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4547 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4549 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4550 (TARGET_ATTRIBUTE_TABLE): Define.
4551 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4553 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4554 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4555 (TARGET_ATTRIBUTE_TABLE): Define.
4556 (v850_attribute_table, v850_handle_interrupt_attribute,
4557 v850_handle_data_area_attribute): New.
4558 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4559 Return void. Call decl_attributes instead of
4560 valid_machine_attribute.
4562 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4564 * sh-protos.h (sh_pr_n_sets): Declare.
4565 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4566 look at the copy to determine if PR needs to be saved.
4567 sh_pr_n_sets: New function.
4568 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4569 (ALLOCATE_INITIAL_VALUE): Define.
4571 * sh.c (initial_elimination_offset):
4572 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4574 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4576 * integrate.c (allocate_initial_values): New function.
4577 * integrate.h (allocate_initial_values): Declare.
4578 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4580 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4582 * toplev.c (rest_of_compilation): To here.
4583 Call allocate_initial_values.
4584 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4586 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4588 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4590 2001-09-20 DJ Delorie <dj@redhat.com>
4592 * c-typeck.c (really_start_incremental_init): Discriminate
4593 between zero-length arrays and flexible arrays.
4594 (push_init_level): Detect zero-length arrays and handle them
4595 like fixed-sized arrays.
4596 * expr.c (store_constructor): Handle zero-length arrays and
4597 flexible arrays correctly.
4598 * doc/extend.texi: Update zero-length array notes.
4600 2001-09-20 Jim Wilson <wilson@redhat.com>
4602 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4603 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4604 for issue port conflicts.
4605 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4607 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4609 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4612 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4614 * fold-const.c (hashtab.h): Include.
4615 (int_const_binop): Remove FORSIZE arg and compute from type; all
4617 Call size_int_type_wide for all single-word constants.
4618 (size_htab_hash, size_htab_eq): New functions.
4619 (size_int_type_wide): Rework to use hash table.
4620 * ggc-common.c (hashtab.h): Include.
4621 (struct d_htab_root): New struct.
4622 (d_htab_roots): New variable.
4623 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4624 (ggc_mark_roots): Handle deletable htabs.
4625 * ggc-page.c (ggc_marked_p): New function.
4626 * ggc-simple.c (ggc_marked_p): Likewise.
4627 * ggc.h: Reformatting throughout.
4628 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4629 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4630 (type_hash_add): Allocate struct type_hash from GC memory.
4631 (mark_hash_entry, mark_type_hash): Deleted.
4632 (type_hash_marked_p, type_hash_mark): New functions.
4633 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4635 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4637 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4640 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4642 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4643 array-too-large test for signed sizetype.
4645 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4647 * i386.md (indirect_jump): Allow Pmode operand.
4648 (tablejump): LIkewise; perform expansion to 64bit mode.
4649 * i386.c (symbolic_operand): Allow 64bit PIC references.
4650 (pic_symbolic_operand): Likewise.
4651 (ix86_find_base_term): Strip the 64bit PIC references.
4652 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4653 (legitimize_pic_address): Likewise.
4654 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4655 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4657 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4659 * stringpool.c (get_identifier_with_length): New function.
4660 * tree.h (get_identifier_with_length): New prototype.
4662 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4663 David Edelsohn <edelsohn@gnu.org>
4666 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4667 already sign-extended.
4669 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4670 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4672 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4673 (output_profile_hook): Declare label_name const.
4674 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4675 to match constraints.
4677 2001-09-19 Stan Shebs <shebs@apple.com>
4679 * alias.c: Fix typos in comments.
4680 * sched-rgn.c (init_ready_list): Ditto.
4681 * unwind-dw2.c (uw_frame_state_for): Ditto.
4682 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4683 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4684 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4686 2001-09-19 Richard Henderson <rth@redhat.com>
4688 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4690 * Makefile.in (cfg.o): Depend on TM_P_H.
4692 2001-09-19 Richard Henderson <rth@redhat.com>
4694 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4695 (local_symbolic_operand): ... here.
4696 (small_symbolic_operand): Check mode.
4697 (global_symbolic_operand): New.
4698 (input_operand): Reject symbolics if explicit relocs.
4699 (call_operand): Tidy.
4700 (alpha_legitimize_address): Use movdi_er_high_g.
4701 (alpha_expand_mov): Likewise.
4702 * config/alpha/alpha-protos.h: Update.
4703 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4704 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4705 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4706 (UNSPECV_LDGP2): Remove.
4707 (all call patterns): Use 's' not 'i' for symbolic constraint.
4708 (call_osf call_value_osf): Use call_operand.
4709 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4710 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4711 (prologue_ldgp_1_er): Remove.
4712 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4713 (builtin_setjmp_receiver_er patterns): Use them.
4714 (exception_receiver_er): Likewise.
4716 2001-09-19 Richard Henderson <rth@redhat.com>
4718 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4720 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4721 and NON_LOCAL_GOTO notes.
4722 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4723 copy over CALL_INSN_FUNCTION_USAGE.
4725 2001-09-18 Catherine Moore <clm@redhat.com>
4727 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4730 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4732 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4733 new-style tm_file specification. Specify correct tm_p_file,
4734 md_file, and out_file for s390x.
4736 * config/s390/linux.h, linux64.h: Don't include other target
4737 macro header files. Now handled via tm_file.
4739 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4740 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4741 are defined before use.
4743 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4745 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4746 code generation only for Gnu assembler.
4748 2001-09-18 Catherine Moore <clm@redhat.com>
4750 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4752 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4754 * config/mips/mips.c (mips_frame_set): New.
4755 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4756 a parallel frame-related expression with a set for each register.
4758 2001-09-18 Philip Blundell <philb@gnu.org>
4760 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4763 2001-09-17 Dale Johannesen <dalej@apple.com>
4765 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4766 * config/rs6000/aix.h (FIXED_R2): Define.
4767 * config/rs6000/darwin.h (FIXED_R2): Define.
4768 * config/rs6000/sysv4.h (FIXED_R2): Define.
4770 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4772 * except.c (dw2_build_landing_pads): New local
4773 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4774 barrier after clobbers. Fixes c++/4012.
4776 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4778 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4780 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4782 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4783 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4785 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4787 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4790 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4792 * cpphash.h (_cpp_lex_direct): New.
4793 * cpplex.c (_cpp_lex_token): Update.
4794 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4795 and increment that pointer.
4796 * cppmacro.c (alloc_expansion_token): New.
4797 (lex_expansion_token): Lex macro expansion directly into
4800 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4802 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4804 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4806 * basic-block.h (free_bb_for_insn): Declare.
4807 * bb-reorder.c (label_for_bb): Use block_label.
4808 (emit_jump_to_block_after): Remove.
4809 (insert_intra_1): Do not update block_for_insn.
4810 (insert_inter_bb_scope_notes): Likewise; update bb->end
4811 * cfg.c (free_bb_for_insn): New.
4812 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4813 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4814 (commit_one_edge_insertion): Likewise.
4815 (commit_one_edge_insertion): Do not update BB boundary.
4816 (commit_edge_insertions): Do not call compute_bb_for_insn.
4817 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4818 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4819 (merge_blocks_move_successor_nojumps): Likewise.
4820 (try_crossjump_to_edge): Do not update block_for_insn.
4821 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4822 * df.c (df_pattern_emit_later): Do not update BB boundary.
4823 (df_jump_pattern_emit_after): Likewise.
4824 (df_insn_move_before): Use emit_insn_before.
4825 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4827 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4828 boundaries and basic_block_for_insn.
4829 (reorder_insns_nobb): Rename from reorder_insns.
4830 (reorder_insns): New.
4831 (emit_block_insn_before, emit_block_insn_after): Kill.
4832 * flow.c (check_function_return_warnings): Do not call
4833 compute_bb_for_insn; Do not free basic_block_for_insn.
4834 (attempt_auto_inc): Do not update basic_block_for_insn.
4835 * function.c (emit_return_into_block): Likewise;
4836 do not update BB boundaries.
4837 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4838 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4839 (pre_insert_copy_insn): Likewise.
4840 (update_ld_motion_notes): Likewise.
4841 (insert_insn_start_bb): Likewise.
4842 (replace_store_insn): Likewise.
4843 * ifcvt.c (noce_process_if_block): Likewise.
4844 (if_convert): Do not call compute_bb_for_insn.
4845 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4846 Use emit_insn_before and emit_insn_after.
4847 * recog.c (split_all_insns): Do not update BB boundaries;
4848 Do not call compute_bb_for_insn.
4849 (peephole2_optimize): Do not update BB boundaries.
4850 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4852 (emit_swap_insn): Likewise.
4853 (convert_regs_1): Likewise.
4854 * reload1.c (reload): Call compute_bb_for_insn.
4855 * rtl.h (reorder_insns_nobb): Declare.
4856 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4857 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4858 at places CFG is invalidated; do not call compute_bb_for_insn.
4860 * cfg.c (expunge_block): Invalidate BB structure.
4862 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
4865 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
4867 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4869 * cpphash.h (_cpp_lex_token): Update prototype.
4870 * cpplex.c (_cpp_lex_token): New prototype.
4871 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
4872 lex_macro_node, read_flag, do_pragma_poison): Update.
4873 * cppmacro.c (cpp_get_token, parse_params,
4874 lex_expansion_token): Update.
4876 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4878 * cppmain.c (scan_translation_unit): Don't worry about
4879 putting a space after hashes.
4880 * cpplib.c (directive_diagnostics): New.
4881 (_cpp_handle_directive): Update to use directive_diagnostics.
4882 (run_directive): Don't toggle prevent_expansion.
4883 (do_line): Backup in case of the line extension.
4884 * cpplib.h (cpp_lexer_pos): Remove.
4885 * cppmacro.c (_cpp_create_definition): Precede a leading #
4888 2001-09-15 Richard Henderson <rth@redhat.com>
4890 * c-typeck.c (comptypes): Handle zero-length arrays properly.
4892 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4894 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
4896 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4898 PR preprocessor/3571
4899 * tradcpp.c (handle_directive): Skip non-vertical space.
4901 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4903 * cppmain.c (setup_callbacks): Set line callback only
4904 if outputting preprocessed source.
4906 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4908 * collect2.c (main): Const-ification.
4909 * gcc.c (translate_options, process_command): Use xstrdup in
4910 lieu of xmalloc/strcpy.
4911 (main): Use concat in lieu of xmalloc/strcpy/strcat.
4913 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4915 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
4918 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4920 * scan-decls.c (scan_decls): Fix typo.
4922 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4924 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
4925 Split mlstring_pos into mls_line and mls_col.
4926 * cppinit.c (cpp_create_reader): Initialize line to 1.
4927 (cpp_destroy): Free tokenruns.
4928 (push_include): Don't update lexer_pos.
4929 * cpplex.c (unterminated, parse_string): Update.
4930 (lex_token): Don't update lexer_pos, update.
4931 * cpplib.c (if_stack): Save line instead of line + col.
4932 (start_directive, _cpp_do__Pragma, do_else, do_elif,
4933 push_conditional, _cpp_pop_buffer): Update.
4934 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
4935 (_cpp_create_definition): Update.
4937 2001-09-15 Eric Christopher <echristo@redhat.com>
4939 * config/mips/abi64.h: Add support for MEABI.
4941 2001-09-15 Eric Christopher <echristo@redhat.com>
4943 * config/mips/mips.md: Add unspec #2.
4945 (reload_outdi): Ditto.
4946 (reload_outsi): Ditto.
4949 2001-09-15 Eric Christopher <echristo@redhat.com>
4950 Jason Eckhardt <jle@redhat.com>
4952 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
4953 * config/mips/isa32-linux.h: New file.
4954 * config/mips/isa3264.h: Ditto.
4955 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
4956 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
4957 (output_block_mode): Support MEABI.
4958 (function_arg): Ditto. Fix floating point arg passing.
4959 (mips_va_start): Ditto.
4960 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
4962 (mips_asm_file_start): Add new section to pass abi to gdb.
4963 (function_arg_pass_by_reference): Support MEABI.
4964 (mips_parse_cpu): Support mips32 and mips64 processors.
4965 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
4966 TARGET_MIPS5KC. Support isa32 and isa64.
4967 (processor_type): Add r4kc, r5kc, r20kc.
4968 (GENERATE_MULT3_SI): New.
4969 (GENERATE_MULT3_DI): Ditto.
4970 (GENERATE_MULT3): Remove.
4971 (ISA_HAS_64BIT_REGS): Add isa == 64.
4972 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
4973 (ISA_HAS_MADD_MSUB): New.
4974 (ISA_HAS_CLZ_CLO): Ditto.
4975 (ISA_HAS_DCLZ_DCLO): Ditto.
4976 (ABI_GAS_ASM_SPEC): New.
4977 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
4980 (SUBTARGET_CC1_SPEC): Ditto.
4981 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
4982 (PAD_VARARGS_DOWN): Support MEABI.
4983 (HARD_REGNO_NREGS): Move to mips.c.
4984 (ASM_OUTPUT_IDENT): Add #undef.
4985 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
4986 (mulsi3): Use GENERATE_MULT3_SI.
4987 (mulsi3_mult3): Ditto. Support mips32, mips64.
4988 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
4989 (mul_sub_si): New pattern.
4990 (unnamed splitters): New.
4991 (muldi3): Use GENERATE_MULT3_DI.
4992 (muldi3_internal2): Ditto.
4993 (movdicc): Support mips32.
4994 * config/mips/t-isa3264: New file.
4996 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
4998 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
4999 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
5000 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
5002 * reorg.c (fill_slots_from_thread): After call to
5003 steal_delay_list_from_target, update own_thread as new_thread may
5006 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
5008 * cpperror.c (print_location): Take line and column, for
5009 default positioning use the previously lexed token.
5010 (_cpp_begin_message): Take line and column.
5011 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
5012 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
5013 * cpphash.h (_cpp_begin_message): Update prototype.
5014 * cppinit.c (push_include): Don't set output line.
5015 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
5016 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
5017 (do_pragma): Kludge for front ends. Don't expand macros at all.
5018 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
5019 (struct cpp_token): Remove output_line.
5020 (struct cpp_callbacks): New member line_change.
5021 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
5022 cpp_get_token): Preserve BOL flag.
5023 (cpp_get_line): Remove.
5024 (_cpp_backup_tokens): Remove useless abort().
5025 * cppmain.c (cb_line_change): New.
5026 (scan_translation_unit): Don't worry about starting new lines here.
5027 * scan-decls.c (scan_decls): Update.
5028 * c-lex.c (c_lex, init_c_lex): Update.
5029 (cb_line_change, src_lineno): New.
5031 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
5033 * tree.c (append_random_chars): Generate the random
5034 characters in a reproducable fashion.
5036 2001-09-14 Richard Henderson <rth@redhat.com>
5038 * config/i386/i386.c (internal_label_prefix): New.
5039 (internal_label_prefix_len): New.
5040 (override_options): Set them.
5041 (local_symbolic_operand): New.
5042 (legitimate_pic_address_disp_p): Use it.
5043 (legitimize_pic_address): Likewise.
5045 2001-09-14 Marc Espie <espie@openbsd.org>
5047 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
5050 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5052 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
5053 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
5055 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
5057 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
5058 invocation of SUBREG_REGNO_OFFSET.
5060 * haifa-sched.c: Fix typo in FSF copyright statement.
5061 * sched-deps.c: Fix typo in FSF copyright statement.
5062 * sched-ebb.c: Fix typo in FSF copyright statement.
5063 * sched-rgn.c: Fix typo in FSF copyright statement.
5064 * sched-vis.c: Fix typo in FSF copyright statement.
5066 * config.gcc: Move inclusion of arm elf specific header files
5067 from the files themselves into the tm_file variable. Make
5068 sure that elfos.h is included before target specific elf
5070 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
5072 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
5073 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
5074 ASM_OUTPUT_CASE_LABEL): Protect definition.
5075 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
5076 not already defined.
5077 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
5078 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
5079 Remove duplicate definition.
5080 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
5081 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
5082 (RDATA_SECTION_FUNCTION): Remove redundant definition.
5083 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
5084 Remove inclusion of arm/elf.h.
5085 * config/arm/unknown-elf.h: as for conix-elf.h.
5086 (STARTFILE_SPEC): Include crti.o and crtn.o.
5087 * config/arm/linux-elf.h: as for conix-elf.h.
5088 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
5089 * config/arm/strongarm-elf.h: Remove inclusion of
5091 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
5092 * config/arm/unknown-elf-oabi.h: Remove inclusion of
5093 unknown-elf.h and elf.h.
5094 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
5095 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
5096 ASM_WEAKEN_LABEL): Remove redundant definition.
5097 * config/arm/elf.h: Test for inclusion of elfos.h
5098 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
5099 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
5100 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
5101 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
5102 redundant definition.
5103 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
5104 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
5105 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
5106 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
5107 Add rules to build crti.o and crtn.o
5108 * crti.asm: New file.
5109 * crtn.asm: New file.
5111 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
5113 * c-parse.in (_yylex): Use _cpp_backup_tokens.
5114 * cpphash.h (struct tokenrun): Add prev.
5115 (struct lexer_state): Remove bol.
5116 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
5117 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
5119 * cppinit.c (cpp_create_reader): Don't set bol.
5120 (cpp_destroy): Don't free lookaheads.
5121 * cpplex.c (lex_directive): Remove.
5122 (next_tokenrun): Update.
5123 (_cpp_lex_token): Clean up logic.
5124 (lex_token): Update to return a pointer to lexed token, since it
5125 can move to the start of the buffer. Simpify newline handling.
5126 * cpplib.c (SEEN_EOL): Update.
5127 (skip_rest_of_line): Remove lookahead stuff.
5128 (end_directive): Line numbers are already incremented. Revert
5129 to start of lexed token buffer if we can.
5130 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
5131 parse_answer): Use _cpp_backup_tokens.
5132 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
5133 instead. Don't check for EOL.
5134 (do_include_common, do_line, do_pragma_system_header): Use
5136 * cpplib.h (BOL, _cpp_backup_tokens): New.
5137 * cppmacro.c (save_lookahead_token, take_lookahead_token,
5138 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
5139 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
5140 (builtin_macro): Don't use cpp_get_line.
5141 (cpp_get_line): Short term kludge.
5142 (parse_arg): Handle directives in arguments here. Back up when
5143 appropriate. Store EOF at end of argument list.
5144 (funlike_invocation_p): Use _cpp_backup_tokens.
5145 (push_arg_context): Account for EOF at end of list.
5146 (cpp_get_token): Remove lookahead stuff. Update.
5148 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5150 * c-parse.in (yyerror): Const-ification and/or static-ization.
5151 * c-typeck.c (push_member_name): Likewise.
5152 * collect2.c (main): Likewise.
5153 * dbxout.c (dbxout_parms): Likewise.
5154 * diagnostic.c (format_with_decl): Likewise.
5155 * dwarf2out.c (output_ranges): Likewise.
5156 * dwarfout.c (fundamental_type_code): Likewise.
5157 * except.c (dw2_output_call_site_table): Likewise.
5158 * gcc.c (do_spec_1): Likewise.
5159 * genopinit.c (optabs): Likewise.
5160 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
5161 gen_declaration_1, handle_impent): Likewise.
5162 * protoize.c (default_include, in_system_include_dir, abspath):
5164 * sched-vis.c (visualize_stall_cycles): Likewise.
5165 * sdbout.c (plain_type_1, sdbout_end_function,
5166 sdbout_end_epilogue): Likewise.
5167 * varasm.c (decode_reg_name): Likewise.
5169 * 1750a.c (mod_regno_adjust): Likewise.
5170 * alpha.c (alpha_write_one_linkage,
5171 unicosmk_output_default_externs): Likewise.
5172 * arm.c (arm_condition_codes): Likewise.
5173 * arm.h (arm_condition_codes): Likewise.
5174 * avr.c (output_movsisf, encode_section_info): Likewise.
5175 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
5177 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5178 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5179 * m88k.c (output_function_profiler): Likewise.
5180 * mips.c (mips_output_conditional_branch): Likewise.
5181 * ns32k.c (ns32k_out_reg_names): Likewise.
5182 * ns32k.h (ns32k_out_reg_names): Likewise.
5183 * pj.c (pj_output_rval): Likewise.
5184 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
5185 * sparc.c (sparc_flat_function_prologue,
5186 sparc_flat_function_epilogue): Likewise.
5188 2001-09-13 Markus Werle <numerical.simulation@web.de>
5189 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5191 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
5192 Aachen University of Technology".
5194 2001-09-13 Andreas Schwab <schwab@suse.de>
5196 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
5199 2001-09-13 Richard Henderson <rth@redhat.com>
5201 * config/alpha/alpha.c (small_symbolic_operand): New.
5202 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
5203 (some_operand, input_operand): Don't handle HIGH.
5204 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
5205 (alpha_expand_mov): Likewise.
5206 (print_operand) [H]: Just print HIGH symbol.
5207 (print_operand_address): Handle small data.
5208 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
5209 (TARGET_SWITCHES): Add -msmall-data/large-data.
5210 (PIC_OFFSET_TABLE_REGNUM): New.
5211 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
5212 (PREDICATE_COES): Update.
5213 * config/alpha/alpha.md (adddi_er_high): New.
5214 (adddi_er_low): Handle small data.
5215 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
5216 prefer .sdata to .rodata.
5217 (SELECT_RTX_SECTION): Likewise.
5219 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
5221 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
5222 defining __size_t and leaving size_t undefined.
5224 2001-09-12 Diego Novillo <dnovillo@redhat.com>
5226 * basic-block.h (expunge_block): Declare.
5227 * cfg.c (expunge_block): Remove static declaration.
5229 2001-09-12 Richard Henderson <rth@redhat.com>
5231 * integrate.c (copy_insn_list): Copy label name from
5232 NOTE_INSN_DELETED_LABEL.
5234 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5236 * c-common.c (c_tree_code_name): Const-ification.
5237 * c-decl.c (c_decode_option): Likewise.
5238 * c-typeck.c (warn_for_assignment): Likewise.
5239 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
5241 * cppinit.c (output_deps): Likewise.
5242 * dependence.c (dependence_string, direction_string): Likewise.
5243 * dwarf2out.c (output_ranges): Likewise.
5244 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
5245 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
5246 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
5247 standard_startfile_prefix, standard_startfile_prefix_1,
5248 standard_startfile_prefix_2, tooldir_base_prefix,
5249 standard_bindir_prefix, find_a_file): Likewise.
5250 * genattrtab.c (make_length_attrs): Likewise.
5251 * gencheck.c (tree_codes): Likewise.
5252 * genemit.c (gen_split): Likewise.
5253 * genrecog.c (special_mode_pred_table): Likewise.
5254 * graph.c (graph_ext): Likewise.
5255 * protoize (default_include): Likewise.
5256 * reload.c (reload_when_needed_name): Likewise.
5257 * sched-vis.c (visualize_stall_cycles): Likewise.
5258 * tlink.c (recompile_files): Likewise.
5259 * toplev.c (decode_g_option): Likewise.
5260 * tradcpp.c (output_deps): Likewise.
5261 * varasm.c (decode_reg_name): Likewise.
5263 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
5266 * avr.c (avr_regnames, encode_section_info): Likewise.
5267 * c4x.c (float_reg_names): Likewise.
5268 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
5269 * elfos.h (const_section): Likewise.
5270 * i386.c (ix86_comp_type_attributes): Likewise.
5271 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
5272 * ia64/aix.h (UNIQUE_SECTION): Likewise.
5273 * ia64.c (type_names): Likewise.
5274 * m68hc11.c (reg_class_names): Likewise.
5275 * m88k.c (m_options): Likewise.
5276 * mips.c (mips_output_conditional_branch, mips_unique_section):
5278 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5279 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
5280 ultra_code_names): Likewise.
5281 * sparc.h (OVERRIDE_OPTIONS): Likewise.
5283 2001-09-12 Jakub Jelinek <jakub@redhat.com>
5285 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
5286 Use --fatal-warnings option for gas.
5287 * configure: Rebuilt.
5289 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5291 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
5293 2001-09-11 Jim Wilson <wilson@redhat.com>
5295 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
5297 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5299 * builtins.c (c_strlen): Treat an offset too large for a
5300 HOST_WIDE_INT as out of range.
5302 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
5304 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
5305 (EDGE_CRITICAL_P): New predicate.
5306 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
5308 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
5309 (dump_edge_info): Remove "crit".
5310 * cfganal.c (mark_critical_edges): Kill.
5311 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
5312 * cfgcleanup.c (cleanup_cfg): Likewise.
5313 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
5314 (find_spanning_tree): Likewise.
5315 * reg-stack.c (convert_regs_1): Likewise.
5316 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
5318 * basic-block.h (create_basic_block_structure): New.
5319 (create_basic_block): Update prototype.
5320 (force_nonfallthru): New.
5321 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
5322 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
5323 handle updating of block_for_insn, creating of empty BBs and BBs at
5324 the end of INSN chain.
5325 (create_basic_block): New function.
5326 (split_block): Use create_basic_block.
5327 (force_nonfallthru_and_redirect): Break out from ...; cleanup
5328 (redirect_edge_and_branch_force): ... here.
5329 (force_nonfallthru): New.
5330 (split_edge): Rewrite to use force_nonfallthru and create_block.
5331 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
5332 (find_basic_blocks): Free basic_block_for_insn.
5333 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
5335 * cfg.c: Fix formating.
5336 * cfgcleanup.c: Fix formating.
5337 (merge_blocks, tail_recursion_label_p): Return bool.
5338 (merge_blocks_move_predecessor_nojumps,
5339 merge_blocks_move_successor_nojumps): Return void.
5341 2001-09-11 Jakub Jelinek <jakub@redhat.com>
5343 * configure.in: Check whether assembler supports section merging.
5344 * config.in: Rebuilt.
5345 * configure: Rebuilt.
5346 * varasm.c (variable_section, output_constant_pool): Pass alignment
5347 to SELECT_SECTION and SELECT_RTX_SECTION.
5348 (mergeable_string_section): New.
5349 (mergeable_constant_section): New.
5350 (default_elf_asm_named_section): Output SECTION_MERGE and
5351 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5352 * output.h (mergeable_string_section): New.
5353 (mergeable_constant_section): New.
5354 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
5355 * toplev.c (flag_merge_constants): New.
5356 (f_options): Add -fmerge-constants and -fmerge-all-constants
5358 (toplev_main): Default to -fno-merge-constants if not optimizing.
5359 * flags.h (flag_merge_constants): Add extern.
5360 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
5361 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
5363 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
5364 Define if assembler has working .subsection -1 support.
5365 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
5366 Put constant into special SHF_MERGE sections if the linker should
5367 attempt to merge duplicates.
5368 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
5370 Put constant into special SHF_MERGE sections if the linker should
5371 attempt to merge duplicates.
5372 * config/alpha/elf.h: Likewise.
5373 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
5374 has working .subsection -1 support.
5375 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
5377 * config/svr3.h: Likewise.
5378 * config/darwin.h: Likewise.
5379 * config/arm/aof.h: Likewise.
5380 * config/arm/linux-elf.h: Likewise.
5381 * config/avr/avr.h: Likewise.
5382 * config/c4x/c4x.h: Likewise.
5383 * config/d30v/d30v.h: Likewise.
5384 * config/i386/dgux.h: Likewise.
5385 * config/i386/osfrose.h: Likewise.
5386 * config/i386/sco5.h: Likewise.
5387 * config/i386/svr3gas.h: Likewise.
5388 * config/ia64/aix.h: Likewise.
5389 * config/m32r/m32r.h: Likewise.
5390 * config/m68k/m68k.h: Likewise.
5391 * config/m88k/dgux.h: Likewise.
5392 * config/m88k/m88k.h: Likewise.
5393 * config/mcore/mcore-pe.h: Likewise.
5394 * config/mips/mips.h: Likewise.
5395 * config/pa/pa.h: Likewise.
5396 * config/pa/pa-linux.h: Likewise.
5397 * config/romp/romp.h: Likewise.
5398 * config/rs6000/sysv4.h: Likewise.
5399 * config/rs6000/xcoff.h: Likewise.
5400 * config/s390/linux.h: Likewise.
5401 * config/sparc/sparc.h: Likewise.
5402 * config/sparc/sysv4.h: Likewise.
5403 * config/stormy16/stormy16.h: Likewise.
5404 * config/v850/v850.h: Likewise.
5405 * config/vax/vms.h: Likewise.
5406 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
5407 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5408 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
5409 default_elf_asm_named_section for SHF_MERGE sections.
5411 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5413 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
5416 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
5418 * c-common.c (split_specs_attrs): Allow for empty attributes with
5419 empty TREE_PURPOSE. Fixes PR c/4294.
5421 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
5423 * basic-block.h (cached_make_edge, make_single_succ): New.
5424 (make_edge): Remove first parameter.
5425 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5426 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5427 created edge; use obstack allocation.
5428 (make_edge, make_single_succ_edge): New.
5429 (first_removed_edge): New static variable.
5430 (init_flow): Initialize first_removed_edge and n_edges.
5431 (clear_edges): Use remove_edge.
5432 (flow_delete_block): Likewise.
5433 (remove_edge): Add removed edges to the removed edges list.
5434 (split_block, redirect_edge_and_branch_force, split_edge):
5436 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5437 (add_noreturn_fake_exit_edges): Likewise.
5438 (connect_infinite_loops_to_exit): Liekwise.
5439 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5440 Use cached_make_edge.
5441 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5442 * profile.c (branch_prob): Update make_edge call.
5443 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5445 2001-09-11 Richard Henderson <rth@redhat.com>
5447 * config/alpha/alpha.c: Tidy formatting.
5448 (local_symbolic_operand): Verify mode.
5449 (alpha_sa_mask): Ignore unicos for eh_return.
5450 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5451 * config/alpha/alpha.md (umk divsi patterns): Remove.
5452 (extendsfdf2): Remove unicos check.
5453 (tablejump): Merge vms and unicos code; always use direct set
5456 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5458 * config.gcc (alpha*-*-unicosmk*): New target.
5460 * config/alpha/alpha-protos.h (symbolic_operand,
5461 unicosmk_add_call_info_word, unicosmk_add_extern,
5462 unicosmk_defer_case_vector, unicosmk_unique_section,
5463 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5464 unicosmk_asm_file_start, unicosmk_asm_file_end,
5465 unicosmk_output_common): Declare.
5467 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5468 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5469 alpha_does_function_need_gp, alpha_end_function): Support Cray
5471 (alpha_init_machine_status, alpha_mark_machine_status,
5472 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5473 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5474 unicosmk_asm_named_section, unicosmk_insert_attributes,
5475 unicosmk_section_type_flags, symbolic_operand,
5476 unicosmk_output_module_name, unicosmk_output_default_externs,
5477 unicosmk_output_dex, unicosmk_output_externs,
5478 unicosmk_output_addr_vec, unicosmk_ssib_name,
5479 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5480 unicosmk_asm_file_end, unicosmk_output_common,
5481 unicosmk_section_type_flags, unicosmk_unique_section,
5482 unicosmk_add_call_info_word, unicosmk_text_section,
5483 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5484 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5485 unicosmk_dex_count, unicosmk_special_name): New.
5486 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5487 TARGET_ABI_UNICOSMK.
5488 (get_aligned_mem, alpha_expand_unaligned_load,
5489 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5490 alpha_expand_unaligned_store_words): Support big-endian mode.
5491 (print_operand): Likewise. New format specifier 't'. Use
5492 TARGET_AS_SLASH_BEFORE_SUFFIX.
5493 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5494 (alpha_pv_save_size): Update with above change.
5495 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5496 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5499 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5500 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5501 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5502 (EXTRA_CONSTRAINT): New constraint 'U'.
5503 (PREDICATE_CODES): Add symbolic_operand.
5505 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5506 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5507 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5508 (integer division and modulus patterns): Split in default and
5510 (*divmodsi_internal, *divmoddi_internal): Disable for
5511 TARGET_ABI_UNICOSMK.
5512 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5513 little-endian and big-endian versions.
5514 (ext, ins, msk): Likewise.
5515 (extv, extzv, insv): Support big-endian mode.
5516 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5517 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5518 *tablejump_umk_internal, *call_value_umk): New.
5519 (*movdi_nofix): Add pattern for loading an address into a register on
5520 TARGET_ABI_UNICOSMK.
5521 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5522 (umk_mismatch_args, arg_home_umk): New.
5523 (various insns): Don't use mov, fmov, nop, fnop and unop.
5524 (realign): Support TARGET_ABI_UNICOSMK.
5526 * config/alpha/unicosmk.h: New file.
5527 * config/alpha/t-unicosmk: New file.
5529 * fixinc/inclhack.def (unicosmk_restrict): New.
5530 * fixinc/fixincl.x: Regenerate.
5532 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5533 (wchar_t): Check for and define __WCHAR_T__.
5535 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5537 * combine.c (simplify_shift_const): Treat shifts by the mode
5540 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5542 * cpphash.h (struct tokenrun): New.
5543 (struct cpp_context): New member bol.
5544 (struct cpp_reader): New members.
5545 (_cpp_init_tokenrun): New.
5546 * cppinit.c (cpp_create_reader): Set up the token runs.
5547 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5548 (lex_token): New internalised version of _cpp_lex_token. Don't
5549 handle directives or the multiple include opimisation here any
5550 more. Simply lex a token.
5551 * cpplib.c (run_directive): Clear bol.
5552 (_cpp_pop_buffer): Set bol.
5553 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5556 2001-09-11 Michael Meissner <meissner@redhat.com>
5558 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5559 give an error if the user uses -mfp32.
5560 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5562 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5563 floating point register size.
5564 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5566 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5567 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5569 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5570 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5572 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5574 * dbxout.c (dbxout_parms): Fix typo in comment.
5575 * unroll.c (loop_find_equiv_value): Ditto.
5576 * toplev.c (rest_of_compilation): Ditto.
5577 * loop.c (scan_loop): Ditto.
5578 * dwarf2out.c (struct dw_fde_struct): Ditto.
5580 2001-09-10 Zack Weinberg <zackw@panix.com>
5582 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5583 copying identifier when we're just going to throw it away.
5584 (parse_identifier_slow): New routine to handle abnormal cases.
5585 (_cpp_lex_token): Update call site.
5587 * hashtable.c (ht_lookup): Don't assume that the string we've
5588 been given is NUL-terminated.
5589 * system.h: #define __builtin_expect(a, b) to (a) if not
5592 2001-09-10 Michael Meissner <meissner@redhat.com>
5594 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5597 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5599 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5601 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5603 * builtins.c (c_getstr): Correct thinko in last change and further
5606 2001-09-10 Tim Freeman <tim@fungibole.com>
5608 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5609 into varray's and register them as roots with the garbage
5610 collector so they are not collected too soon.
5612 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5614 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5616 * basic-block.h (flow_obstack, label_value_list,
5617 tail_recursion_label_list): Declare
5618 (tidy_fallthru_edges): Declare.
5619 (expunge_block, last_loop_beg_note): Delete.
5620 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5622 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5623 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5624 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5625 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5626 expunge_block, flow_delete_block, compute_bb_for_insn,
5627 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5628 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5629 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5630 try_redirect_by_replacing_jump, last_loop_beg_note,
5631 redirect_edge_and_branch, redirect_edge_and_branch_force,
5632 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5633 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5634 commit_edge_insertions, dump_flow_info, debug_flow_info,
5635 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5636 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5637 Move here from flow.c
5638 * cfganal.c: New file.
5639 (forwarder_block_p, can_fallthru, mark_critical_edges,
5640 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5641 find_unreachable_blocks, create_edge_list, free_edge_list,
5642 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5643 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5644 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5645 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5646 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5647 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5648 Move here from flow.c
5649 * cfgbuild.c: New file
5650 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5651 make_edges, find_basic_blocks_1, find_basic_blocks,
5652 find_sub_basic_blocks): Move here from flow.c
5653 * cfgcleanup.c: New file.
5654 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5655 merge_blocks_move_predecessor_nojumps,
5656 merge_blocks_move_successor_nojumps, merge_blocks,
5657 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5658 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5659 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5661 * cfgloop.c: New file
5662 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5663 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5664 flow_loop_exit_edges_find, flow_loop_nodes_find,
5665 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5666 flow_loop_tree_node_add, flow_loops_tree_build,
5667 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5668 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5669 Move here from flow.c
5670 * flow.c: Remove everything moved elsewhere
5671 * output.h (cleanup_cfg): Return bool.
5673 * bb-reorder.c (reorder_block_def): Remove 'index'.
5674 (insert_intra_1): Add argument BB, set block for new note.
5675 (make_reorder_chain): Do not depdent on BB indexes.
5676 (make_reorder_chain_1): Do not use BB indexes.
5677 (label_for_bb): Likewise; set BB for new insn.
5678 (emit_jump_to_block_after): Likewise.
5679 (fixup_reoder_chain): Sanity check that all basic blocks
5680 are chained; verify newly created insn chain; remove
5681 undocnitional jump simplifying; Do not use BB indexes;
5682 properly initialize count and frequency information;
5683 dump reordered sequence.
5684 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5685 (insert_inter_bb_scope_notes): Set block for new insn.
5686 (reorder_basic_blocks): Dump flow info before reoredering.
5688 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5690 * alias.c (clear_reg_alias_info): Use K&R format definition.
5691 Avoid unsigned warning.
5692 * builtins.c: Use "unsigned int", not "unsigned".
5693 (target_char_cast): Use host_integerp and tree_low_cst.
5694 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5695 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5696 (c_getstr): Likewise.
5697 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5698 (builtin_memcpy_read_str): Avoid unsigned warning.
5699 (expand_builtin_memcpy): Alignments are unsigned.
5700 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5701 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5702 * predict.c (expensive_function_p): LIMIT now unsigned.
5703 * resource.c (mark_target_live_regs): Make some vars unsigned.
5704 * sdbout.c: Use "unsigned int", not "unsigned".
5705 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5706 (sdbout_source_line): Likewise.
5707 (sdbout_record_type_name): Remove "const" for NAME declaration.
5708 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5710 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5712 * calls.c (store_one_arg): Expand comment.
5714 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5716 * calls.c (store_one_arg): Make sure that the entire argument is
5717 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5719 2001-09-09 Richard Henderson <rth@redhat.com>
5721 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5723 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5725 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5727 2001-09-09 Richard Henderson <rth@redhat.com>
5729 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5730 (alpha_this_literal_sequence_number): New.
5731 (alpha_this_gpdisp_sequence_number): New.
5732 (some_operand, input_operand): Add HIGH.
5733 (local_symbolic_operand): New.
5734 (alpha_encode_section_info): New.
5735 (alpha_legitimate_address_p): Allow LO_SUM.
5736 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5737 (alpha_expand_mov): Likewise.
5738 (secondary_reload_class): Check memory_operand not general_operand
5740 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5741 (alpha_expand_unaligned_store): Likewise.
5742 (alpha_expand_unaligned_load_words): Likewise.
5743 (alpha_expand_unaligned_store_words): Likewise.
5744 (alpha_expand_block_clear): Likewise.
5745 (print_operand): Handle %#, %*, %H.
5746 (print_operand_address): Handle LO_SUM.
5748 (alpha_does_function_need_gp): Use it.
5749 (alpha_expand_block_move): Fix signed compare warnings.
5750 (alpha_sa_mask, alpha_align_insns): Likewise.
5751 * config/alpha/alpha-protos.h: Update.
5752 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5753 (MASK_EXPLICIT_RELOCS): New.
5754 (TARGET_SWITCHES): Add -mexplicit-relocs.
5755 (EXTRA_CONSTRAINT): Add 'T'.
5756 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5757 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5758 (ENCODE_SECTION_INFO): Out line.
5759 (REDO_SECTION_INFO_P): New.
5760 (STRIP_NAME_ENCODING): New.
5761 (ASM_OUTPUT_LABELREF): New.
5762 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5763 (PREDICATE_CODES): Update.
5764 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5765 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5766 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5767 builtin_setjmp_receiver_er, exception_receiver_1_er,
5768 call_value_osf_1_er): New patterns.
5769 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5770 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5771 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5772 (FINAL_PRESCAN_INSN): New.
5774 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5776 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5778 2001-09-08 Andreas Jaeger <aj@suse.de>
5780 * i386.h (TARGET_SWITCHES): Fix description.
5782 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5784 * rs6000.c (num_insns_constant): Compute number of instructions
5787 * doc/install.texi: Explain AIX exception handling work-around.
5788 Update URL for AIX fixes.
5790 2001-09-07 Jim Wilson <wilson@redhat.com>
5792 * alias.c (clear_reg_alias_info): New.
5793 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5794 * rtl.h (clear_reg_alias_info): Declare.
5796 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5798 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5800 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5801 (m16m,edivm,emulm): Change declaration to match definition.
5803 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5805 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5806 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5809 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5811 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5812 which have no corresponding C type.
5813 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5814 the representation of 64-bit doubles to work with 64-bit ints.
5816 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5818 * config/mips/mips.c (override_options): Do not override ISA when ABI
5819 specified if MIPS_CPU_STRING_DEFAULT was specified.
5821 2001-09-07 Richard Henderson <rth@redhat.com>
5823 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5824 (express_from_1): Wrap lines.
5825 * rtlanal.c (commutative_operand_precedence): Rename from
5826 operand_preference; export.
5827 * rtl.h: Declare it.
5828 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5829 (simplify_binary_operation): Invoke simplify_plus_minus on
5830 (CONST (PLUS ...)) as well.
5831 (struct simplify_plus_minus_op_data): New.
5832 (simplify_plus_minus_op_data_cmp): New.
5833 (simplify_plus_minus): Use them. Avoid infinite recursion with
5834 simplify_binary_operation wrt CONST.
5836 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5838 * h8300-protos.h (general_operand_dst_push): Remove.
5839 * h8300.c (general_operand_dst_push): Likewise.
5840 * h8300.h (OK_FOR_T): Likewise.
5841 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5842 * h8300.md (pushqi_h8300): New.
5843 (pushqi_h8300hs): Likewise.
5845 (pushhi_h8300): Likewise.
5846 (pushhi_h8300hs): Likewise.
5849 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5851 * genattrtab.c (attr_printf): First arg is unsigned.
5852 Clean up formatting of callers.
5854 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5856 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5859 2001-09-07 Andreas Jaeger <aj@suse.de>
5861 * i386.h (TARGET_SWITCHES): Fix descriptions.
5863 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5865 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
5867 2001-09-06 Ira Ruben <ira@apple.com>
5869 Remove OP_IDENTIFIER.
5870 * tree.def (OP_IDENTIFIER): Remove.
5871 * tree.c (tree_node_kind enum): Remove op_id_kind.
5872 (tree_node_kind_names): Remove "op_identifiers".
5873 (make_node): Remove OP_IDENTIFIER test.
5874 (build_op_identifier): Removed because it isn't being used.
5875 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
5876 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
5878 2001-09-06 Richard Henderson <rth@redhat.com>
5880 * simplify-rtx.c (simplify_binary_operation): Revert last change.
5882 2001-09-06 Richard Henderson <rth@redhat.com>
5884 * simplify-rtx.c (simplify_binary_operation): Simplify contents
5887 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5889 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
5890 number used for CR register.
5892 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5893 Joern Rennecke (amylaar@cygnus.com)
5895 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
5896 * h8300.c (initial_offset): Handle offset between RP and FP.
5897 (h8300_return_addr_rtx): New function.
5898 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
5900 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
5901 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5902 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
5903 (CAN_ELIMINATE, REGISTER_NAMES):
5904 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
5906 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
5908 Remove TYPE_NONCOPIED_PARTS.
5909 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
5910 (struct tree_type): Remove noncopied_parts.
5911 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
5912 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
5913 (fixed_type_p): Remove.
5914 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
5915 (expand_expr, MODIFY_EXPR): Likewise.
5916 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
5917 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
5919 2001-09-06 Alan Modra <amodra@bigpond.net.au>
5921 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
5923 (mask64_operand): Likewise.
5924 (includes_rldic_lshift_p): Likewise.
5925 (includes_rldicr_lshift_p): Likewise.
5927 2001-09-05 Ziemowit Laski <zlaski@apple.com>
5929 * objc/objc-act.c (build_message_expr): If a class method cannot
5930 be found, do not issue a warning if a corresponding instance
5931 method exists in the root class.
5933 2001-09-05 Richard Henderson <rth@redhat.com>
5935 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
5937 2001-09-05 Zack Weinberg <zack@codesourcery.com>
5939 * function.c (ggc_mark_struct_function): Mark f->outer.
5940 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
5941 * integrate.c (output_inline_function): ... not here.
5943 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5945 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
5947 * i386.c (size_cost): New static variable.
5948 (override_function): Use size_cost when -Os is specified.
5950 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
5951 properly; Use current_function_calls_eh_return.
5952 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
5953 use leave to avoid dependency chain.
5955 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
5956 get BB loop_depth instead of computing it from LOOP notes.
5958 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
5960 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5962 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5963 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5964 UNALIGNED_DOUBLE_INT_ASM_OP): Define
5966 2001-09-05 Jeffrey A Law (law@cygnus.com)
5967 Jason Merrill (jason@redhat.com)
5969 * stor-layout.c (layout_type): Complain if an array's size can
5970 not be represented in a size_t.
5972 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
5974 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
5976 * gcc.c: (process_command) Add parentheses around assignment
5977 used as truth value.
5979 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5981 * config/mips/mips.c (save_restore_insns): Don't mark any register
5982 save slots as unchanging if current_function_calls_eh_return.
5984 2001-09-05 Richard Henderson <rth@redhat.com>
5986 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
5987 * config/alpha/alpha-protos.h: Declare it.
5988 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
5989 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
5990 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
5991 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
5992 (REG_OK_FOR_BASE_P): Select one of the above.
5994 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5996 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
5997 (crti.o): Prefix name of object file with $(T).
6000 2001-09-05 David S. Miller <davem@redhat.com>
6002 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
6003 * config/sparc/linux64.h: Likewise.
6005 2001-09-05 Andreas Jaeger <aj@suse.de>
6007 * doc/invoke.texi (i386 Options): -mwide-multiply is not
6008 available anymore, remove the documentation.
6009 (i386 Options): Fix typo, cleanup index entries.
6011 * prefix.c (concat): Remove, we can use the version from liberty.
6013 2001-09-05 Richard Henderson <rth@redhat.com>
6015 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
6016 New functions split out of md file expanders.
6017 * config/alpha/alpha-protos.h: Declare them.
6018 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
6020 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
6022 * cppmacro.c (funlike_invocation_p): No need to restore context.
6024 2001-09-04 Richard Henderson <rth@redhat.com>
6026 * reload.c (push_reload): Export.
6027 * reload.h (push_reload): Declare it.
6029 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
6030 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6031 * config/alpha/alpha.c (alpha_legitimize_address): New.
6032 (alpha_legitimize_reload_address): Likewise.
6033 * config/alpha/alpha-protos.h: Declare them.
6035 2001-09-04 Stan Shebs <shebs@apple.com>
6037 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
6038 * config/darwin.c (machopic_stub_name): Account for internally
6039 generated lib calls such as memcpy.
6041 2001-09-04 Richard Henderson <rth@redhat.com>
6043 * unwind.h (_UA_END_OF_STACK): New flag.
6044 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
6046 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6048 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
6050 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
6052 * config/mips/mips.c (save_restore_insns): Change base_offset to
6053 fp_offset in second call to mips_emit_frame_related_store.
6055 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
6057 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
6058 sometimes be represented as a NOTE of type
6059 NOTE_INSN_DELETED_LABEL.
6060 (Insns): Document NOTE_INSN_DELETED_LABEL.
6062 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
6064 * c-common.h (tree_dump_index): Add more comments.
6065 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
6066 (dump_option_value_info): New struct.
6067 (dump_options): New array.
6068 (dump_switch_p): Parse switch options symbolically.
6069 * doc/invoke.texi (-fdump-ast): Rename to ...
6070 (-fdump-tree): ... here. Document that options are symbolic, and
6071 not all are applicable.
6073 2001-09-04 David S. Miller <davem@redhat.com>
6075 * config/sparc/sparc.md (define_splits): Kill constraints.
6077 Cleanup redundant and unused insn attributes.
6078 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
6079 binary, and move. Mark ialu as default.
6080 (commented out define_function_unit "alu"): Kill.
6081 (define_attr "use_clobbered"): Kill.
6082 (whole file): Kill address insn type references. Replace
6083 all unary/binary/move references with ialu.
6084 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
6085 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
6088 Simplify length insn attribute and make more judicious use
6089 of insn attribute defaulting.
6090 * config/sparc/sparc.md (all insns with length > one): Mark as
6091 insn type multi if real instructions, else use default if
6092 it is a forced splitter.
6093 (all insns with length == one): Use default insn length.
6094 (all insns of type ialu): Use default insn type.
6096 Fix erroneous insn attribute settings.
6097 (addx): Set insn type to misc.
6098 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
6099 const_umulsidi3_sp64): Set insn type to imul.
6101 Track SFmode vs DFmode insns according to UltraSPARC
6103 * config/sparc/sparc.md ("fptype"): New attribute, default
6105 (all DFmode single insns): Mark as fptype "double".
6107 2001-09-03 Jakub Jelinek <jakub@redhat.com>
6109 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
6111 2001-09-03 Richard Henderson <rth@redhat.com>
6113 * function.h (struct function): Add arg_pointer_save_area_init.
6114 * function.c (expand_function_end): Init arg_pointer_save_area.
6115 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
6116 when called from a nested function.
6118 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
6120 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
6123 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6125 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
6127 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
6129 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
6130 (emit_push_insn): Use specified padding direction when
6131 STACK_PUSH_CODE is POST_INC.
6133 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
6135 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6137 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
6139 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
6141 * cppinit.c (cpp_start_read): Free the imacros list as we
6142 traverse it. Don't free the chains before returning.
6143 (_cpp_push_next_buffer): Only try pushing buffers if we've
6144 completed -imacros handling.
6146 2001-08-31 Eric Christopher <echristo@redhat.com>
6148 * gcc.c (handle_braces): Add explaination for abort.
6150 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
6152 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
6153 move adjustment of bitpos instead.
6155 2001-08-31 Zack Weinberg <zack@codesourcery.com>
6157 * function.c: Remove all_functions. Make outer_function_chain
6159 (init_function_start): Don't add new function structure to
6161 (find_function_data, push_function_context_to,
6162 pop_function_context_from, put_var_into_stack,
6163 trampoline_address): Update for changed structure element names.
6164 (push_function_context_to): Disentangle.
6165 (free_after_compilation): Also free F.
6166 (expand_dummy_function_end): Don't free cfun here.
6167 (put_var_into_stack): Comment why we can't use find_function_data here.
6168 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
6169 (mark_function_chain): Split into maybe_mark_struct_function and
6170 ggc_mark_struct_function. Export the latter.
6171 (init_function_once): Mark from cfun and outer_function_chain;
6174 * function.h (struct function): Kill next_global. Rename next
6175 to outer. All users updated to match.
6176 (all_functions, outer_function_chain): Don't declare.
6178 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
6179 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
6180 don't touch f->inlinable, after calling rest_of_compilation.
6182 * tree.h: Forward-declare struct function. Prototype
6183 ggc_mark_struct_function.
6185 2001-08-31 Kazu Hirata <kazu@hxi.com>
6187 * config/h8300/h8300.md (*andorhi3): Fix typos.
6189 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6191 * calls.c (emit_library_call_value): Don't use a fixed
6192 argument after VA_CLOSE, i.e. out of scope in traditional C.
6194 * emit-rtl.c (gen_rtvec): Likewise.
6196 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6198 * Makefile.in (c-pragma.o): Depend on output.h.
6199 (reorg.o): Depend on except.h.
6201 * c-pragma.c: Include output.h.
6203 * reorg.c: Include except.h.
6205 * unwind-dw2.c: Call __builtin_alloca, not alloca.
6207 2001-08-31 Richard Henderson <rth@redhat.com>
6209 * sched-deps.c (add_dependence): Don't elide dependency if the
6210 conditional used by insn is modified in elem.
6212 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
6214 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
6216 2001-08-31 Diego Novillo <dnovillo@redhat.com>
6218 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
6221 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6223 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
6225 (stormy16_asm_out_constructor): New function.
6226 (TARGET_ASM_CONSTRUCTOR): Define.
6227 (TARGET_ASM_DESTRUCTOR): Define.
6229 2001-08-31 Andreas Jaeger <aj@suse.de>
6231 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
6232 * loop.c (add_label_notes): Likewise.
6233 * reload.c (find_reloads): Likewise.
6234 * config/sh/sh.c (machine_dependent_reorg): Likewise.
6236 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
6238 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
6239 code here. Take _Unwind_{W,Sw}ord*.
6240 (read_encoded_value_with_base): Use them.
6241 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
6243 (extract_cie_info): Simplify read_?leb128 handling.
6244 (execute_stack_op, execute_cfa_program): Likewise.
6245 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
6247 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6249 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
6250 the frame pointer to pop the stack if convenient.
6252 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
6253 Don't use post-increment before combine.
6254 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
6255 a call-saved register.
6257 2001-08-31 Andreas Jaeger <aj@suse.de>
6259 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
6262 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
6264 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
6265 not DIV/MOD, of course.
6267 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
6269 * rtl.def: Undo my patch commited 2001-08-27.
6271 * genattrtab.c: Ditto.
6275 * sched-int.h: Ditto.
6277 * target-def.h: Ditto.
6281 * haifa-sched.c: Ditto.
6283 * sched-rgn.c: Ditto.
6285 * sched-vis.c: Ditto.
6287 * Makefile.in: Ditto.
6289 * doc/md.texi: Ditto.
6291 * doc/tm.texi: Ditto.
6293 * doc/contrib.texi: Ditto.
6295 * doc/gcc.texi: Ditto.
6297 * genattrtab.h: Remove it.
6299 * genautomata.c: Remove it.
6301 * genattr.c: Undo my patch and Richard Henderson's patch commited
6304 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
6306 * config.gcc (h8300-*-elf*): New case.
6307 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
6308 (SUBTARGET_CPP_SPEC): Define.
6309 (EXTRA_SPECS): Define.
6310 (SUBTARGET_EXTRA_SPECS): Define.
6311 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
6312 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
6314 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
6316 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
6317 (LIB2FUNCS_EXTRA): Define.
6318 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
6319 config/h8300/fixunssfsi.c: New file.
6321 2001-08-30 Kazu Hirata <kazu@hxi.com>
6323 * config/h8300/h8300.md (zero_extendqihi2): Changes to
6324 define_expand to accommodate target-specific attributes.
6325 (anonymous zero_extendqihi2 patterns): New.
6327 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
6329 * h8300.md (*andorhi3): New pattern.
6331 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
6333 * h8300.c (dosize): Fix test for "sub".
6335 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
6337 * c-typeck.c (pointer_diff): Try to eliminate common term before
6340 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
6342 * config/arm/arm.c (arm_compute_initial_elimination_offset):
6343 Account for the saves of the FP registers.
6345 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
6346 (TEXT_SECTION_ASM_OP): Define.
6347 (INIT_SECTION_ASM_OP): Define.
6348 (FINI_SECTION_ASM_OP): Define.
6349 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
6350 (RDATA_SECTION_FUNCITON): Provide prototype.
6352 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
6354 * reload1.c (move2add_note_store): Correct typo checking for
6357 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
6359 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
6360 note should not be considered outside the libcall block.
6362 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6364 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
6366 2001-08-29 Kazu Hirata <kazu@hxi.com>
6368 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
6370 2001-08-29 Kazu Hirata <kazu@hxi.com>
6372 * config/h8300/h8300-protos.h: Add a prototype for
6374 * config/h8300/h8300.c (emit_logical_op): New.
6375 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
6382 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
6384 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
6385 comparison with rtx INTVAL.
6386 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
6388 * pa.h (FUNCTION_ARG_SIZE): Likewise.
6390 2001-08-29 Kazu Hirata <kazu@hxi.com>
6392 * config/h8300/lib1funcs.asm: Update the copyright. Fix
6395 2001-08-29 Kazu Hirata <kazu@hxi.com>
6397 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
6398 (reg n) to (mem (pre_dec (reg n))
6399 (anonymous movsi pattern): Likewise.
6401 2001-08-29 Kazu Hirata <kazu@hxi.com>
6403 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
6405 2001-08-29 Kazu Hirata <kazu@hxi.com>
6407 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
6408 several special constants.
6410 2001-08-29 Kazu Hirata <kazu@hxi.com>
6412 * config/h8300/lib1funcs.asm: Fix comment typos.
6414 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6416 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
6417 Fix format specifier warnings.
6419 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
6420 inet_makeaddr, semctl): Prototype.
6422 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
6423 (save_restore_insns): Use base_offset, not gp_offset.
6425 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6426 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6428 2001-08-29 Richard Henderson <rth@redhat.com>
6430 * bb-reorder.c (function_tail_eff_head): New.
6431 (record_effective_endpoints): Set it.
6432 (fixup_reorder_chain): Use it.
6434 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6436 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6438 2001-08-28 Dale Johannesen <dalej@apple.com>
6440 * config/darwin.c (machopic_function_base_name): Add const
6441 qualifier to a string.
6442 (darwin_encode_section_info): Ditto.
6444 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6446 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6447 function definition.
6449 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6451 * df.h (struct df): Add rts_order variable.
6453 * df.c (df_visit_next_rts): New function.
6454 (df_visit_next): Renamed to df_visit_next_rc
6455 (df_analyse_1): Allocate/compute/free rts_order as well.
6456 (df_rd_global_compute): Use df_visit_next_rc instead of
6458 (df_ru_global_compute): Use df_visit_next_rts instead of
6461 * flow.c (flow_reverse_top_sort_order_compute): New function.
6463 * basic-block.h: Add prototype.
6465 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6467 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6468 blocks, the BB_REACHABLE is now set, rather than aux being
6469 non-NULL. Update the test to reflect this.
6471 2001-08-28 Eric Christopher <echristo@redhat.com>
6473 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6474 config/mips/crti.asm: Ditto.
6476 2001-08-28 Eric Christopher <echristo@redhat.com>
6477 Richard Henderson <rth@redhat.com>
6479 * c-pragma.h (add_weak): Move prototype from here...
6480 * output.h (add_weak): ... to here.
6481 * varasm.c (add_weak): Fix typo.
6482 * config/mips/crti.asm: New file.
6483 * config/mips/crtn.asm: Ditto.
6484 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6485 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6486 (INVOKE__main): Ditto.
6487 (INIT_SECTION_ASM_OP): New.
6488 (FINI_SECTION_ASM_OP): Ditto.
6489 (STARTFILE_SPEC): Add crti.
6490 (ENDFILE_SPEC): Add crtn.
6491 * config/mips/elf64.h: Same.
6492 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6494 * config/mips/vxworks.h: Ditto.
6495 * config/mips/t-elf: Support crti and crtn.
6497 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6499 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6502 2001-08-28 Richard Henderson <rth@redhat.com>
6504 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6505 (one_cmplbi2 splitter): Remove redundant test.
6507 2001-08-28 Dale Johannesen <dalej@apple.com>
6509 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6511 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6513 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6515 2001-08-28 Stan Shebs <shebs@apple.com>
6517 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6518 (UNALIGNED_SHORT_ASM_OP): Define.
6519 (UNALIGNED_INT_ASM_OP): Define.
6521 2001-08-28 Will Cohen <wcohen@redhat.com>
6523 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6524 generation for first set.
6526 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6528 * flow.c (redirect_edge_succ_nodup): Return new edge.
6529 (try_simplify_condjump): Use new edge.
6530 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6532 * cse.c (cse_basic_block): Skip note instructions.
6534 2001-08-27 Richard Henderson <rth@redhat.com>
6536 * combine.c (combine_simplify_rtx): Don't reverse condition
6537 if there is no reverse for the condition.
6538 (simplify_comparison): Don't simplify subregs from INT to FP.
6540 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6541 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6542 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6543 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6544 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6545 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6547 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6549 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6550 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6552 (adddi_dilshr32, adddi_dishl32): Only data register can be
6553 source for mem destination.
6555 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6556 and use bitnum to decide about register move.
6558 2001-08-27 Richard Henderson <rth@redhat.com>
6560 * genattr.c (main): Emit state_t even when not doing scheduling.
6562 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6563 Richard Henderson <rth@redhat.com>
6565 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6566 (reg_avail_info, current_bb): ... these.
6567 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6568 (compute_hash_table): Likewise.
6570 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6572 * flow.c (verify_flow_info): Use checksums to verify edges.
6574 2001-08-27 Richard Henderson <rth@redhat.com>
6576 * genautomata.c (expand_automata): Always create a description.
6578 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6580 * optabs.c (expand_binop): Correctly handle the carry in multiword
6581 add/subtract operations.
6583 2001-08-27 Fred Fish <fnf@be.com>
6585 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6588 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6590 * reload.c (find_reloads_toplev): Back out this change:
6592 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6594 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6595 mem if the address is a mode_dependent_address_p.
6597 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6599 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6600 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6601 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6604 * genattr.c (main): New variable num_insn_reservations. Increase
6605 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6606 pipeline hazard recognizer interface.
6608 * genattrtab.h: New file.
6610 * genattrtab.c: Include genattrtab.h.
6611 (attr_printf, check_attr_test, make_internal_attr,
6612 make_numeric_value): Move protypes into genattrtab.h. Define them
6614 (num_dfa_decls): New global variable.
6615 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6616 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6617 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6618 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6620 * genautomata.c: New file.
6622 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6624 * sched-int.h: (curr_state): Add the external definition for
6625 automaton pipeline interface.
6626 (haifa_insn_data): Add comments for members blockage and units.
6628 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6629 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6630 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6631 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6632 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6633 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6634 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6636 (TARGET_SCHED): Use the new macros.
6638 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6639 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6640 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6641 dfa_bubble): New members in gcc_target.sched.
6643 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6644 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6645 (insn_queue): Redefine it as pointer to array.
6646 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6648 (max_insn_queue_index_macro_value): New variable.
6649 (curr_state, dfa_state_size, ready_try): New varaibles for
6650 automaton interface.
6651 (ready_element, ready_remove, max_issue): New function prototypes
6652 for automaton interface.
6653 (choose_ready): New function prototype.
6654 (insn_unit, blockage_range): Add comments.
6655 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6656 FUNCTION_UNITS_SIZE == 0.
6657 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6658 actual_hazard, potential_hazard): Add comments.
6659 (insn_cost): Use cost -1 as undefined value. Remove
6660 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6662 (ready_element, ready_remove): New functions for automaton
6664 (schedule_insn): Add new code for automaton pipeline interface.
6665 (queue_to_ready): Add new code for automaton pipeline interface.
6666 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6667 (debug_ready_list): Print newline when the queue is empty.
6668 (max_issue): New function for automaton pipeline interface.
6669 (choose_ready): New function.
6670 (schedule_block): Add new code for automaton pipeline interface.
6671 Print ready list before scheduling each insn.
6672 (sched_init): Add new code for automaton pipeline interface.
6673 Initiate insn cost by -1.
6674 (sched_finish): Free the current automaton state and finalize
6675 automaton pipeline interface.
6677 * sched-rgn.c: Include target.h.
6678 (init_ready_list, new_ready, debug_dependencies): Add new code for
6679 automaton pipeline interface.
6681 * sched-vis.c: Include target.h.
6682 (get_visual_tbl_length): Add code for automaton interface.
6683 (target_units, print_block_visualization): Add comments.
6685 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6686 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6687 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6688 (getruntime.o, genautomata.o): New entries.
6689 (genattrtab.o): Add new dependency file genattrtab.h.
6690 (genattrtab): Add new dependencies. Link it with `libm.a'.
6691 (getruntime.o, hashtab.o): New entries for canadian cross.
6693 * doc/md.texi: Description of automaton based model.
6695 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6697 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6698 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6699 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6700 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6701 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6702 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6703 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6705 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6706 MAX_DFA_ISSUE_RATE): New macro descriptions.
6708 * doc/contrib.texi: Add dfa based scheduler contribution.
6710 * doc/gcc.texi: Add more information about genattrtab.
6712 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6714 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6717 2001-08-27 Richard Henderson <rth@redhat.com>
6719 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6720 (get_arg_pointer_save_area): New. Create an init it here.
6721 (fix_lexical_addr): Use it.
6722 * function.h: Declare it.
6723 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6724 * stmt.c (expand_nl_goto_receiver): Use it.
6726 2001-08-27 Richard Henderson <rth@redhat.com>
6728 * final.c (final_scan_insn): Don't enter APP_ON mode for
6731 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6732 alignment for assemble_integer for DW_EH_PE_aligned.
6733 * except.c (output_function_exception_table): Likewise.
6735 2001-08-26 Andreas Jaeger <aj@suse.de>
6737 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6739 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6741 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6743 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6745 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6747 (mask64_operand): Likewise.
6748 (rldic_operand): Delete.
6749 (includes_lshift64_p): Delete.
6750 (includes_rldic_lshift_p): New function.
6751 (includes_rldicr_lshift_p): New function.
6752 (print_operand): Don't call rldic_operand in case 'W'.
6753 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6754 (includes_lshift64_p): Remove.
6755 (includes_rldic_lshift_p): Declare.
6756 (includes_rldicr_lshift_p): Declare.
6757 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6758 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6759 Replace match_operand rldic_operand predicate with
6760 const_int_operand. Replace includes_lshift64_p condition with
6761 includes_rldic_lshift_p.
6762 <ashldi3_internal 64 bit rldicr patterns>: New.
6764 2001-08-27 Andreas Jaeger <aj@suse.de>
6766 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6767 * errors.c: Likewise.
6768 * final.c: Likewise.
6769 * dwarf2asm.c: Likewise.
6770 * doprint.c (checkit): Likewise.
6771 * diagnostic.c: Likewise.
6772 * collect2.c: Likewise.
6773 * calls.c: Likewise.
6774 * c-semantics.c (build_stmt): Likewise.
6775 * c-format.c (status_warning): Likewise.
6776 * c-errors.c (pedwarn_c99): Likewise.
6777 * builtins.c (validate_arglist): Likewise.
6778 * config/pj/pj.c (pj_printf): Likewise.
6779 * fix-header.c: Likewise.
6781 * gcov.c (fnotice): Likewise.
6782 * gensupport.c (message_with_line): Likewise.
6783 * mips-tfile.c: Likewise.
6784 * protoize.c (notice): Likewise.
6785 * read-rtl.c (fatal_with_file_and_line): Likewise.
6786 * rtl-error.c: Likewise.
6787 * tradcpp.c: Likewise.
6789 * cp/tree.c (build_min_nt): Likewise.
6790 (build_min): Likewise.
6791 * cp/lex.c: Likewise.
6792 * cp/errfn.c: Likewise.
6793 * cp/rtti.c (create_pseudo_type_info): Likewise.
6795 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6797 * df.c (df_uses_record): Return after recording all uses
6800 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6802 * df.c (df_insn_modify): Realloc the INSN table here, if
6803 necessary, here, too.
6805 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6807 * config/mips/mips.c (mips_function_value): Handle complex return
6810 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6812 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6814 * reload.c (make_memloc): Copy result if it is still
6815 reg_equiv_memory_loc[regno] on return.
6816 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6817 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6818 reg_equiv_mem are modified by the substitutions.
6820 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6822 * predict.c (expensive_function_p): New.
6823 * rtl.h (expensive_function_p): Declare.
6824 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6825 (use_fast_prologue_epilogue): New static variable.
6826 (expand_prologue): Set it; emit short prologues if unset.
6827 (expand_epilogue): Likewise.
6829 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6831 * config.gcc: Add stormy16-*-elf case.
6832 * config/stormy16/stormy-abi: New file.
6833 * config/stormy16/stormy16-lib2.c: New file.
6834 * config/stormy16/stormy16-protos.h: New file.
6835 * config/stormy16/stormy16.c: New file.
6836 * config/stormy16/stormy16.h: New file.
6837 * config/stormy16/stormy16.md: New file.
6838 * config/stormy16/t-stormy16: New file.
6840 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6842 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6844 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6846 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6847 descriptor members are pointer size, not constant 4.
6848 * config/rs6000/rs6000.md (define_splits): Remove more unused
6851 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6853 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6855 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6857 * cp/rtti.c (VPARAMS): Fix parameter.
6859 2001-08-24 Zack Weinberg <zackw@panix.com>
6861 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
6863 (mode_for_extraction): No need for #ifdefs. Add default-case abort
6865 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
6866 in if controlling use of insv.
6867 (extract_bit_field): Likewise, for extv and extzv.
6869 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
6871 * i386.md (movcc peep2): Fix load of 0.
6873 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6875 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
6876 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
6878 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
6880 * c-pragma.h: Move weak_syms and weak_decls...
6881 * varasm.c: ...here. Now static.
6882 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
6883 depend on HANDLE_PRAGMA_WEAK.
6885 * c-common.c (c_alignof, c_alignof_expr): Move here...
6886 * c-typeck.c: ...from here.
6887 * c-tree.h, c-common.h: Adjust.
6889 2001-08-23 Bernd Schmidt <bernds@redhat.com>
6891 * config/ia64/ia64.c (rws_update): If !pred, set write_count
6892 instead of incrementing it.
6894 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
6895 asm ready, don't try to move them all into the same array element.
6897 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6899 * function.c (thread_prologue_and_epilogue_insns): Avoid
6900 fallthru flag on edge to exit.
6902 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
6904 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
6907 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6909 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
6910 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
6911 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
6914 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6916 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
6917 replace "GNU CC" with "GCC".
6919 2001-08-23 Richard Henderson <rth@redhat.com>
6921 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
6922 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
6923 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
6924 Need GR between FR and not GR_AND_FR.
6925 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
6926 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
6927 AR regs before GR regs.
6928 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6929 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
6930 (REGISTER_MOVE_COST): Update.
6931 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
6933 2001-08-23 Richard Henderson <rth@redhat.com>
6935 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
6938 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6940 * reload1.c (emit_reload_insns): Don't look for notes
6941 on a NULL store_insn.
6943 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6945 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
6946 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
6947 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
6948 format specifier warnings.
6949 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
6951 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
6953 * config/i386/i386-protos.h: Correct declaration of
6954 i386_pe_asm_named_section.
6956 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
6958 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
6960 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6962 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6964 * cpperror.c (print_location): Don't show _Pragma.
6965 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
6966 and file change callback generation here.
6967 (stack_include_file): Update use of cpp_push_buffer.
6968 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
6969 (struct cpp_buffer): Remove type, pfile members.
6970 * cppinit.c (cpp_handle_option): Use free_chain.
6971 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
6972 (skip_escaped_newlines, get_effective_char, lex_percent): Take
6973 a cpp_reader rather than a cpp_buffer.
6974 (skip_escaped_newlines, get_effective_char, skip_block_comment,
6975 skip_line_comment, parse_string, lex_percent, lex_dot,
6976 _cpp_lex_token): Update accordingly.
6977 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
6979 (cpp_push_buffer): Update prototype.
6980 (run_directive): Update use of cpp_push_buffer.
6981 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
6982 handle_assertion): Update use of run_directive.
6983 * cpplib.h (enum cpp_buffer_type): Remove.
6984 (cpp_push_buffer): Update prototype.
6985 * fix-header.c (read_scan_file): Update.
6987 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6989 * gcc.c (struct prefix_list): Change prefix to const char *.
6991 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6993 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
6995 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
6997 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
7000 * jump.c (squeeze_notes): Take parms by reference. Handle END being
7003 * ifcvt.c (dead_or_predicable): Adjust.
7004 * loop.c (find_and_verify_loops): Adjust.
7005 * stmt.c (expand_end_case): Adjust.
7006 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
7007 head and end insn pointers in the basic block, not just local copies.
7008 (merge_blocks_move_predecessor_nojumps): Likewise.
7010 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
7012 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
7013 bitmap.h, builtin-types.def, builtins.c, builtins.def,
7014 c-aux-info.c, c-common.c, c-common.def, c-common.h,
7015 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
7016 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
7017 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
7018 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
7019 conditions.h, config.gcc, configure.frag, configure.in,
7020 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
7021 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
7022 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
7023 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
7024 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
7025 emit-rtl.c, errors.c, errors.h, except.c, except.h,
7026 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
7027 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
7028 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
7029 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
7030 gencheck.c, gencodes.c, genconfig.c, genemit.c,
7031 genextract.c, genflags.c, gengenrtl.c, genmultilib,
7032 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
7033 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
7034 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
7035 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
7036 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
7037 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
7038 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
7039 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
7040 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
7041 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
7042 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
7043 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
7044 params.h, predict.c, predict.def, predict.h, prefix.c,
7045 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
7046 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
7047 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
7048 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
7049 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
7050 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
7051 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
7052 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
7053 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
7054 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
7055 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
7056 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
7057 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
7058 xcoffout.h: replace "GNU CC" with "GCC".
7060 2001-08-21 Richard Henderson <rth@redhat.com>
7062 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
7063 (final_scan_insn): Consider jump tables data even if we have no
7064 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
7066 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
7067 (ASM_OUTPUT_CASE_END): Remove.
7068 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
7069 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
7070 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
7072 2001-08-21 Richard Henderson <rth@redhat.com>
7074 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
7075 at barrier insns. Emit stop bits before barriers.
7077 * flow.c (flow_find_cross_jump): Don't consider unconditional
7078 return insns for commoning.
7080 * final.c (compute_alignments): Fix typo.
7082 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
7083 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
7084 (store_bit_field): Use mode_for_extraction more places.
7085 (extract_bit_field): Likewise.
7087 2001-08-21 Zack Weinberg <zackw@panix.com>
7089 * caller-save.c: Don't include insn-codes.h.
7090 (reg_save_code, reg_restore_code): Make arrays of int.
7091 All uses updated to match.
7092 (insert_save, insert_restore): No need to initialize "code"
7093 variable upon declaration.
7094 * Makefile.in: update dependencies; fix typo in clean rule.
7096 2001-08-21 Richard Henderson <rth@redhat.com>
7098 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
7099 (merge_if_block): Handle fallout from same.
7101 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7103 * builtins.c (type_to_class): Fix typo in last change.
7105 2001-08-21 Richard Henderson <rth@redhat.com>
7107 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
7108 ia64_asm_output_label.
7110 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
7111 copy of gp while the real gp register contains garbage.
7113 2001-08-21 Zack Weinberg <zackw@panix.com>
7115 * expmed.c (mode_for_extraction): New function.
7116 (store_bit_field, extract_bit_field): Use it.
7117 * expr.h: Prototype it and provide an enum for its first argument.
7119 * combine.c, function.c, recog.c: Don't include insn-codes.h.
7120 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
7121 and digging through the insn_data tables.
7122 * Makefile.in: Update dependencies.
7124 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7126 * cppfiles.c (stack_include_file): line-map.c now handles include
7128 (handle_missing_handler): Similarly.
7129 (_cpp_execute_include): Similarly.
7130 (_cpp_pop_file_buffer): Similarly.
7131 * cpphash.h (struct cpp_reader): Remove system_include_depth,
7132 buffer_stack_depth and include_depth.
7133 * cpplib.c (do_include_common): line-map.c now handles include depth.
7134 (cpp_push_buffer): Similarly.
7135 (_cpp_pop_buffer): Similarly.
7136 * cppmacro.c (builtin_macro): Update.
7137 * line-map.c (init_line_maps): Set depth.
7138 (add_line_map): Increment "used" earlier. Update and use the
7140 (trace_include): Use the include depth.
7141 * line-map.h (struct line_maps): New member depth.
7143 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7145 * cppfiles.c (stack_include_file): Don't handle -H here.
7146 * cppinit.c (cpp_start_read): Set include tracing after
7147 cpp_post_options and after stacking the main file.
7148 * line-map.c (trace_include): New.
7149 (init_line_maps, add_line_map): Update.
7150 * line-map.h (struct line_maps): New member trace_includes.
7152 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7154 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
7155 * cppfiles.c (stack_include_file): Only stack a file if there
7156 is something to do. Return a boolean indicating whether a
7157 buffer was stacked or not.
7158 (_cpp_execute_include): Similarly.
7159 (_cpp_read_file): Similarly.
7160 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
7162 2001-08-21 Sam Steingold <sds@gnu.org>
7164 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
7165 (RECACHE): keep obufp_before_macroname up to date
7167 2001-08-21 Zack Weinberg <zackw@panix.com>
7169 * stmt.c: Don't include insn-codes.h.
7170 (expand_end_case): Machine specific logic moved to expr.c.
7171 No need to worry about __builtin_classify_type.
7172 (check_for_full_enumeration_handling, emit_case_nodes):
7175 * builtins.o (expand_builtin_classify_type): Split up so code
7176 can be shared with fold_builtin_classify_type.
7177 (type_to_class, fold_builtin_classify_type): New functions.
7178 (fold_builtins): Handle __builtin_classify_type.
7180 * expr.c (do_tablejump): Now static.
7181 (case_values_threshold, try_casesi, try_tablejump): New;
7182 code mostly from stmt.c (expand_end_case).
7183 (expr.h): Update prototypes.
7185 * Makefile.in (stmt.o): Update dependencies.
7187 2001-08-21 Will Cohen <wcohen@redhat.com>
7189 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
7190 declaration of variable i.
7191 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
7192 declaration of variable i.
7194 2001-08-21 Richard Henderson <rth@redhat.com>
7196 * crtstuff.c: Fix thinko last change. Move list tails to start
7197 of CRT_END section. Tidy ifdefs.
7198 (__EH_FRAME_BEGIN__): Always static for ELF.
7199 (__do_global_ctors_1): Rename from __frame_dummy.
7200 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
7201 name change; don't hide __EH_FRAME_BEGIN__.
7203 2001-08-21 Richard Henderson <rth@redhat.com>
7205 * gdbinit.in: Move break on exit after break on fancy_abort.
7207 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
7210 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7212 * cpphash.h (_cpp_push_next_buffer): New.
7213 * cppinit.c (do_includes): Remove.
7214 (push_include, free_chain, _cpp_push_next_buffer): New.
7215 (cpp_start_read): Use them to rework command line option handling.
7216 (cpp_handle_option): Combine handling of -include and -imacros.
7217 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
7218 appropriate. Always insert missing \n at EOF.
7219 * cpplib.c (start_directive): Get the directive position right.
7220 * cppmain.c (cb_file_change): Always print the first line, unless
7223 2001-08-20 Andreas Jaeger <aj@suse.de>
7225 * profile.c (compute_branch_probabilities): Remove extra new-line
7227 * flow.c (verify_flow_info): Likewise.
7229 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7231 * basic-block.h (basic_block): Add new field 'flags'.
7232 (BB_REACHABLE): Define.
7233 (expunge_block): Declare.
7234 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
7235 (EXIT_BLOCK_PTR): Ditto.
7236 (expunge_block): Remove static declaration.
7237 (cleanup_cfg): Clear bb->aux on every basic block.
7238 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
7239 computing reachability.
7240 (delete_unreachable_blocks): Delete block b if b->flags has
7243 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7245 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
7247 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7249 * sparc.c (sparc_variable_issue): Fix typo in last change.
7251 2001-08-20 Richard Henderson <rth@redhat.com>
7253 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
7255 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
7257 * pa.h (RETURN_IN_MEMORY): Improve comment.
7259 2001-08-20 Janis Johnson <janis187@us.ibm.com>
7261 * doc/invoke.texi (Profiling options): Clarify the interactions
7262 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
7264 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
7266 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
7269 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7271 * gcc.c (make_relative_prefix): Allocate a sufficiently large
7274 2001-08-20 Richard Henderson <rth@redhat.com>
7276 * final.c (end_final): Fix typo last change.
7278 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
7280 * cppinit.c (init_standard_includes): The returned buffer
7281 is already malloc-ed.
7282 * gcc.c (add_prefix): Similarly.
7283 * prefix.c (translate_name): Update to support clear buffer
7285 (update_path): Similarly. Be sure to free any newly allocated
7286 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
7288 * prefix.h (update_path): Update prototype and document.
7289 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
7290 up and update to new buffer ownership rules.
7291 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
7293 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7295 * final.c (compute_alignments): New function.
7296 (init_insn_lengths): Do not care label_align.
7297 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
7298 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
7299 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
7300 (shorted_branches): Realloc label_align array; do
7301 not call init_insn_lengths; Do not care about loop alignments.
7302 * output.h (compute_alignments): Declare.
7303 * toplev.c (rest_of_compilation): Call compute_alignments.
7304 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
7306 * predict.c (block_info_def): Add npredecesors, remove nvisited;
7307 change visited to tovisit.
7308 (propagate_freq): Use faster traversing algorithm.
7309 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
7310 to tovisit; reverse meaning.
7312 * predict.c (struct block_info_def): Remove nvisited.
7313 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7314 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7316 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
7318 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
7319 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
7320 (TARGET_FUSED_MADD): New.
7321 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
7322 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
7323 the multiply-add instructions.
7325 2001-08-19 Richard Henderson <rth@redhat.com>
7327 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
7328 is aligned to pointer size.
7330 2001-08-19 Richard Henderson <rth@redhat.com>
7332 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
7333 display markers during final schedule.
7335 2001-08-19 Richard Henderson <rth@redhat.com>
7337 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
7339 2001-08-19 Richard Henderson <rth@redhat.com>
7341 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
7343 (ASM_NAME_TO_STRING): Remove.
7344 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
7345 in the same string. Remove support for expressions.
7347 2001-08-19 Richard Henderson <rth@redhat.com>
7349 * config/i386/i386.md (tablejump): Make an expander; handle
7350 pic relative addressing here.
7351 (tablejump_1): Rename from tablejump_pic.
7354 2001-08-19 Richard Henderson <rth@redhat.com>
7356 * regclass.c (fix_register): Fix typo.
7358 2001-08-18 Richard Henderson <rth@redhat.com>
7360 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
7361 (struct _Unwind_Context): Expand br_loc to hold it.
7362 (uw_frame_state_for): Handle leaf functions better.
7363 (uw_update_reg_address): Update for br_loc change.
7365 2001-08-18 Richard Henderson <rth@redhat.com>
7367 * crtstuff.c: Move list heads before code that uses them.
7368 (__JCR_LIST__): Remove initial null.
7369 (frame_dummy, __frame_dummy): Do java registration here ...
7370 (__do_global_ctors_aux): ... not here.
7372 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
7373 (__do_global_dtors_aux): Update to match.
7374 (__JCR_LIST__, __do_jv_register_classes): New.
7376 * config/ia64/crtend.asm (__JCR_END__): New.
7377 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
7378 instead of an indirect LTOFF22 reloc.
7380 2001-08-18 Richard Henderson <rth@redhat.com>
7382 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
7383 * regclass.c (init_reg_sets_1): Fix typo.
7384 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
7385 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
7386 (ia64_compute_frame_size): Make ar.unat live when in use.
7387 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
7388 for ar.pfs; remove ar.unat handling.
7389 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
7391 (PREDICATE_CODES): Add ar_pfs_reg_operand.
7392 * config/ia64/ia64-protos.h: Update decls.
7393 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
7394 (sibcall_pic): Likewise.
7396 2001-08-18 Richard Henderson <rth@redhat.com>
7398 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
7399 pred_rel_mutex when searching for insn_group_barrier.
7400 * config/ia64/ia64.md (cycle_display): Combine the expander
7403 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
7404 bit before asm as needed.
7406 2001-08-18 Richard Henderson <rth@redhat.com>
7408 * timevar.def (TV_MACH_DEP): New.
7409 * toplev.c (rest_of_compilation): Use it.
7410 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
7412 2001-08-18 Zack Weinberg <zackw@panix.com>
7414 * unwind-dw2.c (execute_stack_op): Add default aborts to
7415 the inner switches to prevent warnings.
7417 2001-08-18 Richard Henderson <rth@redhat.com>
7419 * timevar.h (struct timevar_time_def): Change element type to float.
7420 (ticks_to_msec, clocks_to_msec): Likewise.
7421 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
7422 (get_time): Likewise.
7423 (timevar_print): Adjust zero check and printing to match.
7425 2001-08-18 Zack Weinberg <zackw@panix.com>
7427 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7428 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7429 Eliminate overfull or underfull hboxes.
7431 2001-08-18 Zack Weinberg <zackw@panix.com>
7433 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7435 2001-08-18 Zack Weinberg <zackw@panix.com>
7437 * haifa-sched.c: Convert to target hooks. Macros replaced
7438 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7439 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7440 MD_SCHED_FINISH, and HAVE_cycle_display.
7441 * target-def.h (TARGET_SCHED_ADJUST_COST,
7442 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7443 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7444 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7445 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7446 New hook #defines to be overridden.
7447 (TARGET_SCHED): Bring them all together.
7448 (TARGET_INITIALIZER): Update.
7449 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7450 instead of 'struct rtx_def *' throughout.
7451 (struct sched): New set of hooks for the scheduler.
7452 * Makefile.in (haifa-sched.o): Depend on target.h.
7453 * doc/tm.texi: Document the new scheduler hooks, together in
7454 their own section, instead of scattered around.
7455 Fix a bunch of underfull/overfull hboxes.
7457 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7458 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7459 sparc.h: Don't define any of the old scheduler macros.
7461 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7462 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7463 sparc.c: Create hook functions from code extracted from
7464 corresponding target header, or make existing hooks static, as
7465 appropriate. Set the appropriate entries in targetm.
7467 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7468 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7469 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7470 Remove prototypes for functions which are now static.
7472 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7473 related gunk; the Haifa scheduler is now the only choice.
7475 2001-08-18 Zack Weinberg <zackw@panix.com>
7477 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7478 * genopinit.c: Put floating point divide insns in sdiv_optab.
7479 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7480 * config/gofast.h, config/c4x/c4x.h,
7481 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7482 config/pa/long_double.h, config/rs6000/sysv4.h,
7483 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7484 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7485 (init_optabs): Use init_optabv for overflow-trapping optabs.
7486 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7487 cmp_optab RTX codes so have_insn_for can find them.
7489 * optabs.c (expand_simple_binop, expand_simple_unop,
7490 have_insn_for, gen_sub3_insn): New interfaces.
7491 * expr.h: Prototype new functions.
7492 (enum optab_methods): Move here from optabs.h.
7494 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7495 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7496 Use new functions instead of working directly with optabs.
7497 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7498 unroll.c: Don't include optabs.h.
7499 * caller-save.c, combine.c, function.c, stmt.c: Just include
7500 insn-codes.h, not optabs.h.
7501 * Makefile.in: Update dependencies.
7503 * combine.c (make_compound_operation, simplify_comparison):
7504 Fix typos testing for this or that instruction.
7506 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7508 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7509 generating libgcc.a.
7511 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7513 * except.c (TYPE_HASH): Delete.
7515 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7518 * tree.c (TYPE_HASH): Delete.
7520 * tree.h (TYPE_HASH): Define.
7522 2001-08-18 Graham Stott <grahams@redhat.com>
7524 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7526 (adddi3_internal_2+2): Likewise.
7527 (eh_set_lr_di+1): Likewise.
7529 2001-08-17 Richard Henderson <rth@redhat.com>
7531 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7532 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7533 * dwarf2asm.c: ... here.
7534 * dwarfout.c: Remove them.
7536 * varasm.c (assemble_integer): Add align parameter.
7537 (assemble_real, output_constant, output_constructor): Likewise.
7538 * output.h: Update decls.
7539 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7540 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7541 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7542 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7543 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7546 * final.c (end_final): Abort profile block generation if we
7547 havn't layed it out properly.
7548 * output.h (assemble_eh_integer): Remove stale decl.
7549 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7551 (assemble_integer): Handle unaligned data.
7552 (assemble_real): Abort on unaligned data.
7553 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7555 (default_dtor_section_asm_out_destructor): Use assemble_align.
7556 (default_named_section_asm_out_constructor): Likewise.
7557 (default_ctor_section_asm_out_constructor): Likewise.
7558 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7559 (machopic_asm_out_destructor): Likewise.
7560 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7561 (nextstep_asm_out_destructor): Likewise.
7562 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7563 (vms_asm_out_destructor): Likewise.
7565 2001-08-17 Richard Henderson <rth@redhat.com>
7567 * config/mips/iris6.h (TARGET_IRIX6): New.
7568 (current_section_name, current_section_flags): New.
7569 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7570 (MAX_OFILE_ALIGNMENT): New.
7571 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7572 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7573 (copy_file_data): Split out from
7574 (mips_asm_file_end): ... here.
7575 (mips_asm_file_start): Remove extra .section directive. Use
7576 tmpfile instead of mips_make_temp_file.
7577 (mips_unique_section): Use const char * as needed for warnings.
7578 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7579 re-add align parameter.
7580 (iris6_asm_named_section): New.
7581 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7582 (iris6_asm_output_align, iris6_section_align_1): New.
7583 (iris6_asm_file_start, iris6_asm_file_end): New.
7584 * config/mips/mips-protos.h: Update decls.
7586 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7588 * doc/install.texi (Install GCC): Add links to build status pages.
7590 (Final install): Ditto; request updates for specific info
7592 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7594 * cpperror.c (print_location): Don't take a file name; use the
7596 (_cpp_begin_message): Similarly.
7597 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7598 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7599 (cpp_pedwarn_with_file_and_line): Remove.
7600 * cppfiles.c (stack_include_file): Update; set filename to stdin
7601 here when appropriate.
7602 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7603 (_cpp_begin_message): Don't take a file name.
7604 * cppinit.c: Add comment.
7605 * cpplex.c: Fix end-of-directive indicator.
7606 * cpplib.c: Don't include intl.h.
7607 (run_directive, do_diagnostic): Update.
7608 (do_line): Update to not use nominal_fname.
7609 (cpp_push_buffer): Don't take a filename.
7610 * cpplib.h (struct ht): Remove.
7611 (cpp_push_buffer): Don't take a filename.
7612 (cpp_pedwarn_with_file_and_line): Remove.
7613 * cppmacro.c (struct cpp_macro): Remove file.
7614 (builtin_macro): Update.
7615 (_cpp_create_definition): Update.
7616 * cppmain.c: Correct comment.
7617 * fix-header.c (read_scan_file): Update.
7619 2001-08-17 Kazu Hirata <kazu@hxi.com>
7621 * sbitmap.c: Fix comment formatting.
7622 * sched-deps.c: Likewise.
7623 * sibcall.c: Likewise.
7624 * simplify-rtx.c: Likewise.
7626 * ssa-ccp.c: Likewise.
7627 * stor-layout.c: Likewise.
7628 * timevar.c: Likewise.
7629 * toplev.c: Likewise.
7630 * unwind-dw2.c: Likewise.
7631 * unwind-dw2-fde.c: Likewise.
7632 * varasm.c: Likewise.
7634 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7636 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7637 or larger than an integer in memory.
7639 2001-08-17 Zack Weinberg <zackw@panix.com>
7641 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7642 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7643 * rtl.h: Don't forward-declare union tree_node here. Don't
7644 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7645 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7646 and tree respectively.
7647 * tree.h: Don't forward-declare struct rtx_def here. Don't
7648 typedef tree here. Change all uses of struct rtx_def *,
7649 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7650 and tree respectively.
7652 2001-08-17 Richard Henderson <rth@redhat.com>
7654 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7655 config/mips/openbsd.h: Fix typos last change.
7657 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7659 * doc/invoke.texi (Optimize Options): The default for
7660 -finline-limit is 600.
7662 2001-08-17 Richard Henderson <rth@redhat.com>
7664 * varasm.c (text_section): Allow TEXT_SECTION to override the
7665 printing of TEXT_SECTION_ASM_OP.
7666 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7667 (DATA_SECTION, BSS_SECTION): Remove.
7668 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7669 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7670 Rename from s/_NAME//.
7671 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7672 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7673 (TEXT_SECTION): ... here. New.
7674 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7675 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7676 * config/mips/openbsd.h: Likewise.
7677 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7678 (mips_asm_file_end): Likewise test.
7679 (mips_output_function_epilogue): Likewise. Switch back to data
7680 section after emitting the function.
7682 * doc/tm.texi (Sections): Document TEXT_SECTION.
7684 2001-08-17 Richard Henderson <rth@redhat.com>
7686 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7687 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7689 2001-08-17 Richard Henderson <rth@redhat.com>
7691 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7692 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7693 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7694 Add aligned attribute.
7696 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7698 * config/sh/sh.md: Add modes to unspecs in first insn to match
7699 those in the second.
7701 * Makefile.in: Fix collect2 copy for Cygwin.
7703 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7705 Install the proper patch.
7706 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7707 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7708 (expand_function_start): Likewise.
7709 * stmt.c (expand_decl): Likewise.
7710 * varasm.c (make_decl_rtx): Likewise.
7712 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7714 * final.c: Undo my previous accidental checkin.
7715 * output.h: Likewise.
7716 * tm.texi: Likewise.
7718 2001-08-16 Richard Henderson <rth@redhat.com>
7720 * varasm.c (named_section_flags): Remove align parameter.
7721 * varasm.c, dwarf2out.c: Update all callers.
7722 * output.h: Update prototypes.
7724 * target.h (target.asm_out.named_section): Remove align parameter.
7725 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7726 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7727 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7728 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7729 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7731 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7732 (get_named_section_flags, set_named_section_flags): New.
7733 (named_section_flags): Use them.
7734 (named_section): Do decl vs section flags check here...
7735 (default_section_type_flags): ... not here.
7736 (init_varasm_once): Create in_named_htab.
7737 (resolve_unique_section): Mark reloc unused.
7739 2001-08-16 Richard Henderson <rth@redhat.com>
7741 * varasm.c (force_const_mem): Keep pool alignment in bits.
7742 (output_constant_pool): Use assemble_align.
7744 2001-08-16 Zack Weinberg <zackw@panix.com>
7746 * doc/tm.texi: Remove extra @table command.
7748 2001-08-16 Zack Weinberg <zackw@panix.com>
7750 * final.c (shorten_branches): Clear the end of the label_align
7751 array only if we made it larger. Break up messy expressions
7754 * diagnostic.c (internal_error): Check for error recursion
7755 before doing ICE suppression.
7757 * timevar.c: Timing variables now count in milliseconds.
7758 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7759 (get_time): Not here.
7760 (timevar_print): Don't print any timer whose user, cpu, and
7761 wall times are all zero as displayed.
7762 * timevar.h: Update comment aboout units. Make timevar
7765 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7767 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7768 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7769 (expand_function_start): Likewise.
7770 * stmt.c (expand_decl): Likewise.
7771 * varasm.c (make_decl_rtx): Likewise.
7773 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7775 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7776 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7778 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7780 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7783 2001-08-16 Andreas Jaeger <aj@suse.de>
7785 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7788 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7790 * rtl.h (only_sets_cc0_p): New prototype.
7791 * jump.c (sets_cc0_p): Handle INSN.
7792 (only_sets_cc0_p): New function.
7793 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7794 (tidy_fallthru_edge): Likewise.
7795 * integrate.c (copy_insn_list): Likewise.
7796 * unroll.c (unroll_loop): Likewise.
7797 (copy_loop_body): Likewise.
7799 2001-08-15 Jason Eckhardt <jle@redhat.com>
7801 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7803 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7805 * predict.c (struct block_info_def): Remove nvisited.
7806 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7807 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7809 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7810 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7813 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7815 * predict.def: Update hitrates.
7817 2001-08-15 Richard Henderson <rth@redhat.com>
7819 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7821 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7823 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7824 note from its associated jump.
7826 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7828 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7829 also on 64-bit s390x targets.
7831 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7833 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7835 (arm_expand_prologue): Handled nested functions which take a
7836 variable argument list.
7837 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7838 macro with an invocation of
7839 arm_compute_initial_elimination_offset.
7840 * config/arm/arm-protos.h: Prototype
7841 arm_compute_initial_elimination_offset.
7843 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7845 * doc/install.texi (Specific, avr): Fix markup.
7846 (Specific, c4x): Ditto.
7848 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7850 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7852 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7854 * Makefile.in (OBJS): Add rtl-error.o
7855 (rtl-error.o): New rule.
7856 (diagnostic.o): Adjust dependency.
7857 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7858 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7859 warning_for_asm): Move to...
7860 rtl-error.c: ...here. New file.
7862 2001-08-14 Richard Henderson <rth@redhat.com>
7864 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
7865 if USING_SJLJ_EXCEPTIONS.
7867 2001-08-14 Steve Ellcey <sje@cup.hp.com>
7869 * tlink.c (scan_linker_output): Check string for unsatisfied in
7870 addition to undefined and unresolved.
7872 2001-08-14 Graham Stott <grahams@redhat.com>
7874 * libgcc2.c (*): Replace EH_FRAME_SECTION with
7875 EH_FRAME_SECTION_NAME.
7877 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7879 * genattrtab.c (simplify_test_exp_in_temp): New function.
7880 (simplify_test_exp): Avoid explicit use of temporary obstack.
7881 (simplify_cond, insert_right_side, evaluate_eq_attr,
7882 simplify_and_tree, simplify_or_tree, eliminate_known_true):
7883 Use simplify_test_exp_in_temp.
7884 (optimize_attrs): Iterate until expression stabilizes.
7886 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
7888 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
7889 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
7891 2001-08-13 Richard Henderson <rth@redhat.com>
7893 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
7894 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
7895 * config/arm/conix-elf.h: Likewise.
7897 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7899 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
7901 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
7903 * gcse.c (hash_scan_set): Expressions that are set as part of
7904 jump instructions are not available.
7906 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7908 * config/s390/s390.c (print_operand, s390_function_prologue,
7909 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
7911 2001-08-13 Richard Henderson <rth@redhat.com>
7913 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
7914 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
7915 * doc/tm.texi (Exception Region Output): Document it.
7917 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7919 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
7920 DWARF2 instead of stabs by default.
7922 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7924 * config/rs6000/rs6000.c: Include optabs.h.
7926 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7928 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
7929 save/restore routines.
7930 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
7932 2001-08-13 Andreas Jaeger <aj@suse.de>
7934 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
7935 the english is correct.
7937 2001-08-13 Zack Weinberg <zackw@panix.com>
7939 * expr.h: Split out optab- and libfunc-related code to...
7940 * optabs.h, libfuncs.h: ... these new headers.
7942 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
7944 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
7946 * mkconfig.sh: Don't include insn-codes.h from config.h.
7948 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
7949 enum insn_code is available. Move reload_in_optab and
7950 reload_out_optab array declarations to optabs.h.
7951 * regmove.c (gen_add3_insn): Move to optabs.c, export from
7952 there, prototype in expr.h.
7953 * gencodes.c: Cleanup: zap global variables, don't use
7954 printf where puts will do, don't bother defining MAX_INSN_CODE
7955 which nothing uses, let CODE_FOR_nothing get its value implicitly.
7957 * genemit.c, genopinit.c: Include optabs.h in generated file.
7958 * genoutput.c: Include insn-codes.h in generated file.
7959 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
7960 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
7961 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
7962 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
7963 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
7964 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
7966 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
7967 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
7968 config/m88k/m88k.c, config/sparc/sparc.c:
7970 * reload.c: Include expr.h and optabs.h before reload.h.
7971 * config/alpha/alpha.c: Include tree.h before reload.h.
7972 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
7973 and reload.h in that order.
7974 * config/sparc/sparc.c: Include debug.h.
7975 * recog.c: Include insn-codes.h.
7977 2001-08-13 Andreas Jaeger <aj@suse.de>
7979 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
7982 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
7984 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
7985 * gcc.c (init_spec): Fix typo in comment.
7986 * varasm.c (data_section): Fix typo in comment.
7988 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
7990 * predict.c (dump_prediction): New argument "USED".
7991 (combine_predictions_for_insn): Determine the used heuristics,
7992 output the case no heuristic applied.
7993 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
7995 2001-08-13 Andreas Jaeger <aj@suse.de>
7997 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
8000 2001-08-13 Kazu Hirata <kazu@hxi.com>
8002 * jump.c: Fix formatting.
8004 2001-08-13 Kazu Hirata <kazu@hxi.com>
8006 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
8009 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
8011 * loop.c (check_dbra_loop): Use condjump_label to compute
8014 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
8015 to better document the files they're in.
8017 2001-08-12 Zack Weinberg <zackw@panix.com>
8019 * recog.h (struct insn_operand_data): Shrink 'mode' field
8022 2001-08-12 Kazu Hirata <kazu@hxi.com>
8024 * gcc.c: Fix comment formatting.
8025 * gccspec.c: Likewise.
8028 * genemit.c: Likewise.
8029 * gengenrtl.c: Likewise.
8030 * genrecog.c: Likewise.
8031 * gensupport.c: Likewise.
8032 * ggc-page.c: Likewise.
8033 * global.c: Likewise.
8034 * graph.c: Likewise.
8035 * ifcvt.c: Likewise.
8036 * integrate.c: Likewise.
8038 * libgcc2.c: Likewise.
8040 * mbchar.c: Likewise.
8041 * optabs.c: Likewise.
8042 * predict.c: Likewise.
8043 * prefix.c: Likewise.
8044 * profile.c: Likewise.
8045 * protoize.c: Likewise.
8047 * recog.c: Likewise.
8048 * regclass.c: Likewise.
8049 * regmove.c: Likewise.
8050 * reg-stack.c: Likewise.
8051 * reload1.c: Likewise.
8052 * resource.c: Likewise.
8053 * rtlanal.c: Likewise.
8056 2001-08-12 Kazu Hirata <kazu@hxi.com>
8058 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
8059 a tree representing a constant is passed to the macro.
8061 2001-08-12 Richard Henderson <rth@redhat.com>
8063 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
8064 (rs6000_elf_asm_out_destructor): New.
8065 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
8066 (DTORS_SECTION_ASM_OP): Remove.
8067 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8068 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
8070 2001-08-12 David Edelsohn <edelsohn@gnu.org>
8073 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8074 * gcc.c (set_collect_gcc_options): New function, split out from
8076 Ignore elided switches.
8077 (do_spec_1): Invoke before executing command.
8078 (set_input): Export.
8079 Move declaration ...
8080 * gcc.h (set_input): ... here.
8081 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8084 2001-08-12 Richard Henderson <rth@redhat.com>
8086 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
8087 thinko wrt TARGET_RELOCATABLE.
8089 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
8091 * fix-header.c (cb_file_change): Update prototype.
8093 2001-08-11 Zack Weinberg <zackw@panix.com>
8095 * toplev.c (set_float_handler): Make static.
8096 * toplev.h: Don't prototype set_float_handler.
8098 * simplify-rtx.c: Don't include setjmp.h.
8099 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
8101 (simplify_unary_operation, simplify_binary_operation): Use them,
8102 via do_float_handler.
8104 * fold-const.c: Don't include setjmp.h.
8105 (exact_real_inverse_1): New function.
8106 (exact_real_inverse): Use it, via do_float_handler.
8108 * varasm.c: Don't include setjmp.h.
8109 (assemble_real_1): New function.
8110 (assemble_real): Use it, via do_float_handler.
8111 Call internal_error if we get a trap here.
8113 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
8114 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
8116 2001-08-11 Zack Weinberg <zackw@panix.com>
8118 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
8119 STACK_BOUNDARY if not already defined.
8121 * calls.c, function.c, reload1.c, explow.c: Don't default
8122 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
8123 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
8125 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
8128 * doc/tm.texi: Document that STACK_BOUNDARY is required;
8129 clarify difference between it and PREFERRED_STACK_BOUNDARY.
8131 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8133 * cppmacro.c (enter_macro_context): Push macro expansions even
8136 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8138 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
8139 (rs6000_elf_section_type_flags): Actually return a value.
8141 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8143 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
8144 Clean up code: add missing comments and prototypes, fix warnings,
8145 remove obsolete code, fix spacing to conform to coding style.
8147 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8149 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
8150 and TARGET_ASM_CLOSE_PAREN.
8151 (regclass_map): CC register belongs to class NO_REGS.
8152 (legitimize_pic_address): Don't generate unnecessary moves
8153 (to avoid confusing loop optimization).
8154 (check_and_change_labels): Replace jump_long by indirect_jump.
8155 (s390_final_chunkify): Don't start a new literal pool on section
8156 switch in 64-bit code.
8157 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
8159 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
8160 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
8161 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
8163 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
8164 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
8165 (CONST_COSTS): Fixed incorrect costs.
8167 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
8168 Use emit_jump instead of emit_jump_insn (gen_jump).
8169 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
8170 (to avoid confusing flow analysis).
8171 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
8172 (casesi, casesi_jump): New.
8173 (jump_long): Removed. Functionality merged into indirect_jump.
8174 (indirect_jump): Accept address_operand, not just register_operand.
8175 (cjump_long, icjump_long): Use same logic as indirect_jump.
8176 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
8177 Fixed broken setjmp/longjmp handling.
8178 (do_builtin_setjmp_setup): Removed.
8180 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
8181 broken GNU as versions that don't accept .quad with large
8182 negative values. Use hexadecimal output instead.
8183 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
8184 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
8185 FUNCTION_EPILOGUE): Removed. Now in targetm.
8187 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
8189 * config/s390/fixdfdi.h: Add missing copyright statement.
8190 Fix type conflicts on 64-bit. Add missing SFmode routines.
8192 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
8195 2001-08-11 Richard Henderson <rth@redhat.com>
8197 * rtl.h (REG_EH_RETHROW): Remove.
8198 * rtl.c (reg_note_name): Update.
8199 * combine.c (distribute_notes): Don't check for it.
8201 2001-08-11 Richard Henderson <rth@redhat.com>
8203 * combine.c (distribute_notes): Place REG_SETJMP.
8205 2001-08-11 Richard Henderson <rth@redhat.com>
8207 * doc/extend.texi (Arrays and pointers implementation): Discourage
8208 relying on sign-extension of pointers.
8210 2001-08-11 H.J. Lu <hjl@gnu.org>
8212 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
8214 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
8215 RDATA_SECTION_ASM_OP.
8217 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8219 * doc/install.texi (Specific, c4x): Fix cross-reference to the
8220 main manual to work both for info and HTML versions.
8222 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8223 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8225 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
8226 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
8227 (struct cpp_pool): New member first.
8228 * cppinit.c (append_include_chain): Plug memory leaks.
8229 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
8230 Allocate pragma structures from the (aligned) macro pool to
8231 avoid leaking memory.
8232 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
8233 so we don't leak memory.
8234 * hashtable.c (ht_destroy): New.
8235 * hashtable.h (ht_destroy): New.
8237 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8238 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8240 * c-lex.c (map): Make const.
8241 (cb_file_change): Update for callback passing a line map.
8242 Don't assume we have a previous map. Remove sanity check
8243 about popping too many files.
8244 * cpperror.c (print_location): Make map const.
8245 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
8246 (cpp_make_system_header): Similarly.
8247 (search_from): Similarly.
8248 (_cpp_execute_include): Don't remember where we came from.
8249 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
8250 (struct cpp_reader): Make map const.
8251 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
8252 * cpplib.c (do_line): Update; line maps now hold sysp.
8253 (cpp_push_buffer): Similarly.
8254 (_cpp_do_file_change): Similarly; callback with map instead.
8255 (cpp_get_line_maps): Constify return value.
8256 (_cpp_pop_buffer): Update.
8257 * cpplib.h (struct cpp_file_change): Remove.
8258 (struct cpp_callbacks): Update.
8259 (cpp_get_line_maps): Constify return value.
8260 * cppmacro.c (_cpp_create_definition): Update.
8261 * cppmain.c (struct printer): Constify map.
8262 (maybe_print_line): Similarly.
8263 (print_line): Similarly. Deduce flags 1 and 2 here.
8264 (cb_file_change): Update.
8265 * line-map.c (free_line_maps): Warn regardless.
8266 (add_line_map): Return pointer to const. When passed NULL to_file
8267 with LC_LEAVE, use the obvious values for the return point so the
8268 caller doesn't have to figure them out.
8269 (lookup_line): Return pointer to const.
8270 (print_containing_files): Take pointer to const.
8271 * line-map.h (struct line_map): New members reason, sysp.
8272 (add_line_map): Return pointer to const.
8273 (lookup_line): Similarly.
8274 (print_containing_files): Take pointer to const.
8276 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
8277 Richard Henderson <rth@redhat.com>
8279 * regmove.c (regmove_optimize): Avoid setting a register twice in
8282 2001-08-10 Richard Henderson <rth@redhat.com>
8284 * doc/extend.texi (Arrays and pointers implementation): Document
8285 behavior of pointer/integer conversion.
8287 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
8289 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
8291 2001-08-10 Richard Henderson <rth@redhat.com>
8293 * doc/extend.texi (C Implementation): New chapter.
8294 * doc/gcc.texi (Top): Link it in.
8296 2001-08-10 Andrew Cagney <ac131313@redhat.com>
8298 * doc/install.texi (Specific): Fix CVS merge botch.
8300 2001-08-10 Richard Henderson <rth@redhat.com>
8302 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
8303 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
8305 2001-08-10 Zack Weinberg <zackw@stanford.edu>
8307 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
8308 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
8309 this macro is now required.
8311 * cselib.c (cselib_process_insn), flow.c (propagate_block),
8312 loop.c (find_and_verify_loops), reload.c (reload): Check
8313 for rtx code of CALL_INSN, not CALL, when deciding if we
8314 need to check for REG_SETJMP note.
8316 * gcse.c (compute_hash_table, compute_store_table): Update
8317 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
8320 * config/avr/avr.c: Fix typo.
8321 * config/convex/convex.c (expand_movstr): Use adjust_address.
8322 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
8324 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
8325 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
8327 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
8328 Do define STACK_BOUNDARY.
8329 * config/i370/i370.c: Include expr.h.
8330 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
8331 config/pa/som.h, config/v850/v850.h: Take in_ctors and
8332 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
8333 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
8334 * config/m88k/m88k.c: Include c-tree.h after expr.h.
8335 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
8336 * config/romp/romp.c: Include expr.h after tree.h.
8338 (output_fpop): Use xmalloc, not oballoc.
8339 * config/we32k/we32k.c: Include expr.h.
8341 2001-08-10 Kazu Hirata <kazu@hxi.com>
8343 * config/h8300/h8300.h: Fix formatting.
8345 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8347 * c-common.h (RETURN_NULLIFIED_P): Lose.
8348 * c-semantics.c (genrtl_return_stmt): Don't check it.
8350 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8352 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
8353 (mips_annotate_frame_insn): New function.
8354 (mips_emit_frame_related_store): New function.
8355 (save_restore_insns): Don't mark instructions that set up the base
8356 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
8357 the store instructions instead.
8358 (mips_expand_prologue): If the stack size is moved into a temporary
8359 register, do not mark that move as frame-related. Add a
8360 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
8362 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8364 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
8365 stack slot as unchanging if current_function_calls_eh_return.
8367 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8369 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
8370 access the second half of the TFmode scratch operand.
8372 2001-08-10 Anthony Green <green@redhat.com>
8374 * java/class.c (emit_register_classes): Conditionalize code on
8377 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8379 * doc/install.texi (Specific, avr): Fix cross-reference to the
8380 main manual to work both for info and HTML versions.
8382 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8384 * stmt.c (expand_null_return_1): Remove code to generate simple returns
8385 and "use_goto" argument.
8386 (expand_null_return, expand_value_return): Update all callers.
8387 * function.c (expand_function_end): Remove code to generate simple
8389 * config/vax/vax.md (epilogue): New expander for function return.
8390 * doc/md.texi (epilogue): Remove "if defined".
8392 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8394 * Makefile.in: Partially revert my previous change:
8395 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
8396 of the hashtab.o and safe-ctype.o rules.
8398 2001-08-09 Richard Henderson <rth@redhat.com>
8400 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
8401 (USE_COLLECT2): Remove duplicate definition.
8402 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
8403 (use_collect2): Remove dead code.
8404 * configure.in (use_collect2): Remove will_use_collect2 and
8405 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
8406 * configure: Rebuild.
8408 * target.h (targetm.asm_out.constructor): New.
8409 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
8410 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
8411 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
8412 * varasm.c (in_ctors, in_dtors): New.
8413 (assemble_constructor, assemble_destructor): Remove.
8414 (default_stabs_asm_out_destructor): New.
8415 (default_named_section_asm_out_destructor): New.
8416 (dtors_section, default_dtor_section_asm_out_destructor): New.
8417 (default_stabs_asm_out_constructor): New.
8418 (default_named_section_asm_out_constructor): New.
8419 (ctors_section, default_ctor_section_asm_out_constructor): New.
8420 * output.h: Update declarations.
8421 * c-decl.c (c_expand_body): Use target hooks instead of
8422 assemble_constructor and assemble_destructor.
8423 * profile.c (output_func_start_profiler): Likewise.
8424 * objc/objc-act.c (finish_objc): Likewise.
8425 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8426 for the constructor.
8427 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8429 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8430 (DTORS_SECTION_ASM_OP): Likewise.
8431 (__CTOR_LIST__): Use attribute section when possible.
8432 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8434 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8435 ASM_OUTPUT_CONSTRUCTOR.
8437 * config/darwin.c (machopic_asm_out_constructor): New.
8438 (machopic_asm_out_destructor): New.
8439 * config/darwin-protos.h: Update declarations.
8440 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8441 (ASM_OUTPUT_DESTRUCTOR): Remove.
8442 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8443 * config/nextstep.c (nextstep_asm_out_constructor): New.
8444 (nextstep_asm_out_destructor): New.
8445 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8446 (ASM_OUTPUT_DESTRUCTOR): Remove.
8447 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8448 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8449 ASM_OUTPUT_*STRUCTOR.
8450 * config/i386/aix386ng.h: Likewise.
8452 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8453 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8454 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8455 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8456 * config/lynx.h: Likewise.
8457 * config/netware.h: Likewise.
8458 * config/psos.h: Likewise.
8459 * config/alpha/alpha-interix.h: Likewise.
8460 * config/alpha/elf.h: Likewise.
8461 * config/arc/arc.h: Likewise.
8462 * config/arm/aof.h: Likewise.
8463 * config/arm/coff.h: Likewise.
8464 * config/arm/elf.h: Likewise.
8465 * config/c4x/c4x.h: Likewise.
8466 * config/h8300/h8300.h: Likewise.
8467 * config/i386/cygwin.h: Likewise.
8468 * config/i386/djgpp.h: Likewise.
8469 * config/i386/i386-coff.h: Likewise.
8470 * config/i386/i386-interix.h: Likewise.
8471 * config/i386/sco5.h: Likewise.
8472 * config/i386/vsta.h: Likewise.
8473 * config/i386/win32.h: Likewise.
8474 * config/i960/i960-coff.h: Likewise.
8475 * config/ia64/sysv4.h: Likewise.
8476 * config/m68hc11/m68hc11.h: Likewise.
8477 * config/m68k/coff.h: Likewise.
8478 * config/m68k/mot3300.h: Likewise.
8479 * config/m88k/m88k.h: Likewise.
8480 * config/mcore/mcore-pe.h: Likewise.
8481 * config/mcore/mcore.h: Likewise.
8482 * config/mips/elf.h: Likewise.
8483 * config/mips/elf64.h: Likewise.
8484 * config/mips/iris6.h: Likewise.
8485 * config/pa/pa64-hpux.h: Likewise.
8486 * config/rs6000/sysv4.h: Likewise.
8487 * config/sh/sh.h: Likewise.
8488 * config/sparc/litecoff.h: Likewise.
8490 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8491 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8492 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8493 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8494 (ASM_OUTPUT_DESTRUCTOR): Remove.
8495 * config/a29k/a29k.c: Move include of tree.h.
8496 * config/a29k/udi.h: Delete file.
8497 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8498 (vms_asm_out_destructor): New.
8499 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8500 (EXTRA_SECTION_FUNCTIONS): Likewise.
8501 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8502 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8503 * config/c4x/c4x.c: Move include of tree.h.
8504 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8505 (clix_asm_out_destructor): New.
8506 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8507 (ASM_OUTPUT_DESTRUCTOR): Remove.
8508 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8509 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8510 (TARGET_ASM_CONSTRUCTOR): New.
8511 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8512 (sco_asm_out_constructor): New.
8513 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8514 * config/i386/svr3gas.h: Remove stack grows up code.
8515 Remove code duplicated from i386/sysv3.h.
8516 (TARGET_ASM_CONSTRUCTOR): New.
8517 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8518 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8519 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8520 (TARGET_ASM_CONSTRUCTOR): New.
8521 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8522 (m68hc11_asm_out_destructor): New.
8523 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8524 (TARGET_ASM_DESTRUCTOR): New.
8525 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8526 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8527 config/svr3.h pertaining to section manipulation.
8528 * config/m68k/dpx2g.h: Remove #if 0 code.
8529 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8530 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8531 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8532 (TARGET_ASM_CONSTRUCTOR): New.
8533 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8534 (m88k_svr3_asm_out_constructor): New.
8535 (m88k_svr3_asm_out_destructor): New.
8536 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8537 (ASM_OUTPUT_DESTRUCTOR): Remove.
8538 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8539 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8540 * config/rs6000/aix.h: Likewise.
8541 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8542 * config/mips/vxworks.h: Likewise.
8543 * config/rs6000/lynx.h: Likewise.
8544 * config/sh/elf.h: Likewise.
8545 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8546 (DTORS_SECTION_ASM_OP): New.
8547 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8548 (ASM_OUTPUT_DESTRUCTOR): Remove.
8549 * config/sparc/sol2-sld-64.h: Likewise.
8550 * config/vax/vax.c (vms_asm_out_constructor): New.
8551 (vms_asm_out_destructor): New.
8552 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8553 (ASM_OUTPUT_DESTRUCTOR): Remove.
8554 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8556 * doc/tm.texi (@node Initialization): Update.
8558 2001-08-09 Richard Henderson <rth@redhat.com>
8560 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8561 (__do_global_dtors_aux): Use gp-relative static data to avoid
8562 one dynamic relocation.
8563 (__do_frame_setup): Register Java classes.
8564 * config/alpha/crtend.asm (__JCR_END__): New.
8566 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8568 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8569 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8570 (GEN, STAGESTUFF): Add new files.
8571 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8572 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8573 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8574 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8575 as well as insn-codes.h and insn-flags.h in config.h; and no
8576 extra headers in tconfig.h and hconfig.h.
8578 * gencodes.c: Eliminate code to generate predicate declarations
8579 or #defines for md-file constants.
8580 * genconstants.c, genpreds.c: New files.
8582 * i386.md: Re-order guard expressions such that TARGET_64BIT
8583 comes first, when this permits better optimization. Add
8584 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8585 why this is desirable.
8587 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8589 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8590 (find_fde_for_dso): Remove.
8591 (_Unwind_IteratePhdrCallback): New.
8592 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8593 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8595 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8597 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8598 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8600 2001-08-09 Graham Stott <grahams@redhat.com>
8602 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8603 (vis_no_unit): Use it.
8604 (visualize_no_unit): Add the insn only if room exists.
8606 2001-08-09 Graham Stott <grahams@redhat.com>
8608 * predict.c (estimate_probability): Replace magic numbers with
8609 appropriate enumeration.
8611 2001-08-09 Graham Stott <grahams@redhat.com>
8613 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8615 (EXTRACT_FLAGS): Likewise.
8617 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8619 * config/mips/mips.c (mips_legitimate_address_p): Check for
8620 CONST_INT in last patch.
8622 2001-08-08 Anthony Green <green@redhat.com>
8624 * java/class.c (emit_register_classes): Use assemble_jcr if
8625 possible. Keep the original mechanism as a fallback.
8626 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8627 and weak symbol support.
8628 * crtstuff.c (__JCR_LIST__): Define.
8629 (__JCR_END__): Define.
8630 (_Jv_RegiserClasses): Define weak symbol if possible.
8631 (__do_global_ctors_aux): Register classes for ELF targets with
8632 weak symbol support.
8634 2001-08-08 Kazu Hirata <kazu@hxi.com>
8636 * dbxout.c: Fix comment formatting.
8637 * dependence.c: Likewise.
8639 * diagnostic.c: Likewise.
8640 * dominance.c: Likewise.
8641 * doprint.c: Likewise.
8642 * dwarf2out.c: Likewise.
8643 * dwarfout.c: Likewise.
8644 * emit-rtl.c: Likewise.
8645 * except.c: Likewise.
8646 * explow.c: Likewise.
8647 * expmed.c: Likewise.
8650 * fold-const.c: Likewise.
8651 * function.c: Likewise.
8653 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8655 * global.c (retry_global_alloc): Avoid shadowing allocno.
8657 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8659 * except.c (remove_fixup_regions): Fix typo.
8661 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8663 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8664 unsigned HOST_WIDE_INT to avoid warning.
8665 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8666 * flow.c (set_block_for_new_insns): Likewise.
8668 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8670 * sibcall.c (return_value_pseudo): New static variable.
8671 (skip_copy_to_return_value): Handle return_value_pseudo.
8672 (call_ends_block_p): Ensure that return_value_pseudo is set.
8673 (optimize_sibling_and_tail_recursive_call): Discover the
8674 load of pseudo return value in alternate exit block.
8676 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8678 * calls.c (ECF_ALWAYS_RETURN): New constant.
8679 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8680 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8681 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8682 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8683 * rtl.c (reg_note_name): New name.
8684 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8686 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8688 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8690 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8692 * alias.c (get_alias_set): Return a previously calculated
8693 alias set for a VAR_DECL.
8694 * function.c (gen_mem_addressof): Calculate the alias set before
8697 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8699 * predict.def: Set hitrates according our experimental run.
8701 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8703 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8705 2001-08-08 H.J. Lu <hjl@gnu.org>
8707 * config/mips/mips.c (mips_unique_section): New. Copied from
8710 * config/mips/mips-protos.h (mips_unique_section): New
8713 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8715 * config/mips/little.h: New. Generic little endian mips
8716 targets. Only mips*-*-linux* is converted to use it so far.
8718 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8719 (WCHAR_TYPE): Defined
8720 (WCHAR_TYPE_SIZE): Likewise.
8721 (INIT_SUBTARGET_OPTABS): Likewise.
8722 (BSS_SECTION_ASM_OP): Likewise.
8723 (SBSS_SECTION_ASM_OP): Likewise.
8724 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8725 (ASM_DECLARE_OBJECT_NAME): Likewise.
8726 (UNIQUE_SECTION): Likewise.
8727 (EXTRA_SECTIONS): Likewise.
8728 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8729 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8730 (ASM_OUTPUT_DEF): Likewise.
8731 (HANDLE_SYSV_PRAGMA): Removed.
8732 (NO_IMPLICIT_EXTERN_C): Likewise.
8733 (TARGET_MEM_FUNCTIONS): Likewise.
8734 (STARTFILE_SPEC): Likewise.
8735 (ENDFILE_SPEC): Likewise.
8736 (LIB_SPEC): Likewise.
8737 (INVOKE__main): Likewise.
8738 (CTOR_LIST_BEGIN): Likewise.
8739 (CTOR_LIST_END): Likewise.
8740 (DTOR_LIST_BEGIN): Likewise.
8741 (DTOR_LIST_END): Likewise.
8742 (SET_ASM_OP): Likewise.
8743 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8744 (ASM_OUTPUT_DEF): Likewise.
8745 (ASM_OUTPUT_IDENT): Likewise.
8747 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8748 (CPLUSPLUS_CPP_SPEC): Likewise.
8749 (ASM_APP_ON) Redefine only if not defined.
8750 (ASM_APP_OFF): Likewise.
8751 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8752 (ASM_OUTPUT_IDENT): Likewise.
8754 * config.gcc: Update tm_file for Linux/mips.
8756 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8758 * cselib.c (cselib_record_sets): If insn is predicated, turn
8759 sources into IF_THEN_ELSEs.
8761 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8762 Turn into define_insn_and_split.
8764 * sched-deps.c: Include "cselib.h".
8765 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8766 Use cselib to turn memory addresses into VALUEs.
8767 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8768 * sched-int.h (struct sched_info): New member USE_CSELIB.
8769 * sched-ebb.c (ebb_sched_info): Initialize it.
8770 * sched-rgn.c (rgn_sched_info): Likewise.
8771 * Makefile.in (sched-deps.o): Update dependencies.
8773 * cselib.h (cselib_subst_to_values): Declare.
8774 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8775 that have no value and autoincs to be handled by generating a new
8778 2001-08-08 Graham Stott <grahams@redhat.com>
8780 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8781 within fixed length SEQUENCE.
8783 2001-08-08 Graham Stott <grahams@redhat.com>
8785 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8786 (diagnostic_prefixing_rule): Likewise.
8787 (diagnostic_line_cutoff): Likewise.
8788 (diagnostic_kind_count): Likewise.
8790 2001-08-08 Graham Stott <grahams@redhat.com>
8792 * alias.c (find_base_decl): Delete redundent assignment.
8794 2001-08-08 Graham Stott <grahams@redhat.com>
8796 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8797 (abs): Uppercase and paranthesize macro parameter.
8798 (MEM_DEPENDENCY): Add whitespace.
8800 2001-08-08 Graham Stott <grahams@redhat.com>
8802 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8803 failure check for CONST_INT
8805 2001-08-08 Graham Stott <grahams@redhat.com>
8807 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8808 (libcall_dead_p): Likewise.
8810 (mark_used_regs): Constify fmt.
8811 (find_use_as_address): Likewise.
8813 2001-08-08 Graham Stott <grahams@redhat.com>
8815 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8818 2001-08-08 Graham Stott <grahams@redhat.com>
8820 * combine.c (combine_simplify_rtx): Update comment and
8821 remove erroneous test.
8823 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8825 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8826 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8827 take care to avoid multiple no-newline at EOF warnings in that
8830 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8832 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8833 (emit_library_call_value_1): Likewise.
8834 (emit_call_1): Emit REG_SETJMP note.
8835 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8837 * cselib.c (cselib_process_insn): Likewise.
8838 * flow.c (propagate_block): Likewise.
8839 * loop.c (find_and_verify_loops): Likewise.
8840 * reload.c (find_equiv_regs): Likewise.
8841 * reload1.c (reload): Likewise.
8842 * resource.c (mark_referenced_resources,
8843 mark_set_resources): Likewise.
8844 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8845 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8846 * haifa-sched.c (unlink_other_notes): Likewise.
8847 (reemit_notes): Likewise.
8848 * sched-ebb.c (sched_ebb): Likewise.
8849 * sched-rgc.c (sched_region): Likewise.
8850 * rtl.c (note_insn_name): Likewise.
8851 (reg_note_name): Add REG_SETJMP
8852 * rtl.h (reg_note): Add REG_SETJMP.
8853 (insn_note): Remove NOTE_INSN_SETJMP.
8855 * profile.c (branch_prob): Add fake edges for setjmp.
8857 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8859 * config.gcc: Quote target_cpu_default2 correctly for
8860 powerpc*-*-* targets.
8862 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8864 * cpplib.h, line-map.h: Update comments.
8865 * cppmain.c (printer_init): Move inline.
8866 (maybe_print_line, print_line): Take a map pointer.
8867 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
8868 (cb_file_change): Don't use prior value of print.map.
8870 2001-08-07 David Edelsohn <edelsohn@gnu.org>
8872 * doc/install.texi: Document fine-grained multilib configuration.
8874 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8876 * rtlanal.c (find_first_parameter_load): Call note_stores
8877 only on the instructions.
8879 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8881 * alias.c (nonlocal_mentioned_p):
8882 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
8883 * calls.c (emit_call_1): Likewise.
8884 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
8885 * cselib.c (cselib_process_insn): Likewise.
8886 * df.c (df_insns_modify): Likewise.
8887 * flow.c (need_fake_edge_p): Likewise.
8888 (propagate_one_insn): Likewise.
8889 * haifa-sched.c (reemit_notes): Likewise.
8890 * integrate.c (copy_insn_list): Likewise.
8891 * jump.c (delete_prior_computation): Likewise.
8892 * local-alloc.c (validate_equiv_mem): Likewise.
8893 * loop.c (scan_loop): Likewise.
8894 * predict.c (estimate_probability): Likewise.
8895 * reload.c (reload): Likewise.
8896 * sched-deps (sched_analyze): Likewise.
8897 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
8898 * gcse.c (compute_hash_table): Likewise.
8899 (mark_call): Likewise.
8900 (store_killed_in_insn): Likewise.
8902 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
8904 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
8906 2001-08-06 Richard Henderson <rth@redhat.com>
8908 * varasm.c (assemble_gc_entry): Remove.
8909 * output.h: Likewise.
8911 2001-08-06 Richard Henderson <rth@redhat.com>
8913 * varasm.c (assemble_constructor): Take a symbol_ref and a
8914 priority instead of a bare string. Move priority handling
8915 here from cp/decl2.c.
8916 * output.h: Update decls.
8918 * c-decl.c (c_expand_body): Update calls to assemble_constructor
8919 and assemble_destructor.
8920 * profile.c (output_func_start_profiler): Likewise.
8921 * objc/objc-act.c (finish_objc): Likewise.
8922 (build_module_descriptor): Return the symbol not the symbol name.
8924 2001-08-06 David Edelsohn <edelsohn@gnu.org>
8926 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
8927 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
8928 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
8929 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
8930 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
8931 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
8933 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8935 * cpperror.c (print_containing_files): Moved to line-map.c.
8936 (print_location): line-map.c handles re-listing or otherwise.
8937 * cpphash.h (struct lexer_state): Remove next_bol.
8938 (struct cpp_buffer): Remove include_stack_listed.
8939 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8940 Remove faked buffer handling.
8941 (_cpp_do_file_change): Tweak.
8942 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
8943 * cppmain.c (struct printer): Remove filename.
8944 (print_line, cb_file_change): Update accordingly.
8945 * line-map.c: Include intl.h.
8946 (init_line_maps): Initialize last_listed.
8947 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
8948 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
8949 (print_containing_files): New.
8950 * line-map.h (struct line_maps): New member last_listed.
8951 (print_containing_files, INCLUDED_FROM): New.
8952 * Makefile.in: Update.
8953 * po/POTFILES.in: Add line-map.c.
8955 2001-08-06 Richard Henderson <rth@redhat.com>
8957 * except.c (convert_from_eh_region_ranges_1): Never mark
8958 USE or CLOBBER insns as throwing.
8960 * expr.c (store_constructor): Don't clobber memory targets.
8962 2001-08-06 Andreas Jaeger <aj@suse.de>
8964 * profile.c (branch_prob): Remove unused variable insn.
8966 * Makefile.in (local-alloc.o): Add dependency on except.h.
8968 * local-alloc.c: Include except.h for can_throw_internal prototype.
8970 2001-08-06 Richard Henderson <rth@redhat.com>
8972 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
8973 * function.c (expand_main_function): Implement it.
8974 * doc/tm.texi: Document it.
8976 2001-08-06 Stan Shebs <shebs@apple.com>
8978 * doc/install.texi: Document powerpc-*-darwin* details.
8980 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
8982 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
8983 (ASM_CPU_SPEC): Move back to rs6000.h
8984 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
8986 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
8988 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
8991 * config/rs6000/linux64.h: Ditto.
8993 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8994 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
8997 Remove accidently readded definitions of FUNCTION_PROLOGUE,
8998 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
9000 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9003 2001-08-05 Richard Henderson <rth@redhat.com>
9005 * local-alloc.c (update_equiv_regs): Do not move insns that
9008 2001-08-05 Jan Hubicka <jh@suse.cz>
9010 * Makefile.in (reload1.o): Add dedendancy on except.h
9011 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
9013 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
9014 indicating wehther edges has been cleaned up.
9015 * reload1.c: Inlucde except.h
9016 (fixup_abnormal_edges): Accept deleted insns.
9017 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
9020 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9022 * cpplib.c (do_line): Correct line number after pop_buffer.
9024 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9026 PR preprocessor/3824
9027 * line-map.c: Update comments.
9028 * line-map.h: Update comments.
9029 * tradcif.y: Don't consider large numbers unsigned.
9031 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9033 PR preprocessor/3081
9034 * c-lex.c (map): New.
9035 (cb_file_change): Update map and use it.
9036 (cb_def_pragma, cb_define, cb_undef): Use map and line.
9037 (c_lex): Update to use map.
9038 * cpperror.c (print_location): Move to using logical line numbers.
9039 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
9040 (cpp_make_system_header): Similarly.
9041 (_cpp_execute_include): Stop line numbering hacks. Store the
9042 line we will return to.
9043 * cpphash.h (CPP_BUF_LINE): Remove.
9044 (struct cpp_buffer): Remove lineno and pseudo_newlines.
9045 Add map and return_to_line.
9046 (_cpp_do_file_change): Update.
9047 * cppinit.c (cpp_start_read): Update line kludge.
9048 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
9049 (trigraph_ok): Use logical line numbers for diagnostics.
9050 (skip_block_comment): Likewise.
9051 (skip_whitespace): Likewise.
9052 (skip_line_comment): Use pfile->line instead.
9053 (_cpp_lex_token): Update to use logical line numbering exclusively.
9054 Handle BOL locally. Accept new lines in directives, but keep
9055 pfile->line decremented. Diagnostics use logical lines. Update
9057 * cpplib.c (SEEN_EOL): New.
9058 (skip_rest_of_line, check_eol): Use it.
9059 (end_directive): Increase line number when accepting the newline
9060 at the end of a directive.
9061 (run_directive): Simplify.
9062 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
9063 (_cpp_do_file_change): Update to take buffer line number as an
9064 argument, and store the current map in the cpp_reader. Remove
9065 line number kludges.
9066 (_cpp_do__Pragma): Restore output position after a _Pragma.
9067 (cpp_push_buffer): Don't set output line or lineno.
9068 (_cpp_pop_buffer): Transfer more info from a faked buffer.
9069 Remove line kludge. Set output_line.
9070 * cppmacro.c (builtin_macro): Update handling of __LINE__.
9071 (parse_arg): Use logical lines.
9072 (save_lookahead_token): Save EOFs too now.
9073 * cppmain.c (struct printer): Fix comments.
9074 (printer_init): Simplify, let caller do errors.
9075 (scan_translation_unit, check_multiline_token, dump_macro): Update.
9076 (maybe_print_line): Simplify.
9077 (print_line): Don't print a linemarker if -P.
9078 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
9079 (cb_file_change): Simplify.
9080 * line-map.h (LAST_SOURCE_LINE): Fix.
9081 (CURRENT_LINE_MAP): New.
9083 2001-08-05 Bernd Schmidt <bernds@redhat.com>
9085 * doloop.c (doloop_modify_runtime): Properly compute number of
9086 iterations if loop was unrolled.
9088 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
9089 if their CSELIB_VAL_PTRs are.
9091 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
9092 (setup_spill_pointers): Initialize it.
9093 (spill_restore_mem): Set it.
9094 (do_spill, do_restore): Use it to add REG_INC note.
9095 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
9097 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
9098 asms if other insns are available.
9100 * config/ia64/ia64.c (condop_operator): New predicate.
9101 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
9102 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
9105 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
9106 temporary register than directly using a MEM.
9108 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9110 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
9111 parameter in last change.
9113 2001-08-04 Zack Weinberg <zackw@panix.com>
9115 * sparc.md: Don't use #if inside C test expression.
9117 2001-08-04 Richard Henderson <rth@redhat.com>
9119 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
9121 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
9123 * cpphash.h (struct cpp_reader): New member directive_line.
9124 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
9125 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
9126 do_pragma): Pass line to callbacks.
9127 (start_directive): Record line of directive.
9128 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
9129 cb_include): Similarly.
9130 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
9133 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9135 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
9138 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9140 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
9142 * reload1.c (fixup_abnormal_edges): New static function.
9145 * flow.c (need_fake_edge_p): New function.
9146 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
9147 avoid call insn to be very last insn in the insn stream.
9149 * profile.c (branch_prob): Call flow_call_edges_add instead of
9150 doing that by hand; cleanup cfg to re-merge basic blocks once
9153 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9155 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
9156 are also on line-map.h.
9157 * cppfiles.c (stack_include_file): Update.
9158 * cpphash.h (struct cpp_buffer): New member return_at_eof.
9159 (_cpp_pop_buffer): New.
9160 * cppinit.c (cpp_destroy, cpp_finish): Update.
9161 (do_includes): Mark each buffer to return at EOF.
9162 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
9163 return as requested.
9164 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
9165 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
9166 * cpplib.h (cpp_pop_buffer): Remove.
9167 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
9168 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
9170 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
9172 (do_preprocessing): Update.
9173 * fix-header.c (read_scan_file): Update. No need to pop buffers.
9174 * c-parse.in (_yylex): Similarly.
9175 * scan-decls.c (scan_decls): Similarly.
9176 * line-map.h: Update comments.
9178 * objc/Make-lang.in (objc-act.o): Update dependencies.
9180 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9182 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
9183 and soft register for operand 0.
9184 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
9186 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9188 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
9189 register for operand 0.
9190 ("bitcmpqi_z_used"): Allow memory for operand 0.
9191 (split "bitcmpqi"): New split to handle address reg as operand 1.
9193 2001-08-04 Andreas Jaeger <aj@suse.de>
9195 * gcse.c: Revert Daniel's last patch.
9197 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9199 * sparc-protos.h: Add prototypes for fp_zero_operand and
9201 * sh-protos.h: Add prototype for fpul_operand.
9203 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9205 * doc/extend.texi (Other Builtins): Fix typo in last change.
9207 2001-08-03 Richard Henderson <rth@redhat.com>
9209 * target.h (gcc_target): Add asm_out.named_section,
9210 section_type_flags, have_named_sections.
9211 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
9212 (TARGET_HAVE_NAMED_SECTIONS): New.
9213 (TARGET_SECTION_TYPE_FLAGS): New.
9215 * Makefile.in (toplev.o): Depend on TARGET_H.
9216 (varasm.o, dbxout.o): Likewise.
9217 * c-common.c (decl_attributes): Check targetm.have_named_sections
9218 instead of ifdef ASM_OUTPUT_SECTION_NAME.
9219 * dbxout.c (dbxout_function_decl): Likewise.
9220 (dbxout_function_end): Likewise.
9221 * toplev.c (compile_file): Likewise.
9222 * varasm.c (exception_section): Likewise.
9223 * cp/decl2.c (finish_objects): Likewise.
9225 * defaults.h (EH_FRAME_SECTION): Remove.
9226 (EH_FRAME_SECTION_ASM_OP): Remove.
9227 (EH_FRAME_SECTION_NAME): New.
9228 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
9229 (UNIQUE_SECTION_P): Remove.
9230 * dwarf2out.c (SECTION_FORMAT): Remove.
9231 (ASM_OUTPUT_SECTION): Remove.
9232 (output_call_frame_info): Use named_section_flags.
9233 (output_comp_unit, dwarf2out_start_source_file): Likewise.
9234 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
9235 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
9236 * varasm.c (in_eh_frame, eh_frame_section): Remove.
9237 (named_section_flags): New.
9238 (named_section): Use it and targetm.section_type_flags.
9239 (resolve_unique_section): New.
9240 (assemble_start_function): Use it.
9241 (asm_emit_uninitialised, assemble_variable): Likewise.
9242 (default_section_type_flags): New.
9243 (default_no_named_section, default_elf_asm_named_section): New.
9244 (default_coff_asm_named_section, default_pe_asm_named_section): New.
9245 * output.h: Update varasm.c decls.
9246 (SECTION_*): New flags.
9248 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
9249 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
9251 * config/elfos.h (UNIQUE_SECTION_P): Remove.
9252 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
9253 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
9254 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9255 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
9256 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
9257 * config/mips/elf.h, config/mips/elf64.h: Likewise.
9258 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
9259 * config/pa/pa64-hpux.h,
9261 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
9262 (TARGET_ASM_NAMED_SECTION): New.
9263 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
9264 * config/alpha/vms.h, config/arm/coff.h: Likewise.
9265 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
9266 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
9267 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
9268 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
9269 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9270 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
9271 * config/i386/sco5.h, config/i386/win32.h: Likewise.
9272 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
9273 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
9274 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
9275 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
9276 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
9277 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
9278 * config/sparc/sysv4.h: Likewise.
9280 * config/nextstep.h: Error until named sections implemented.
9282 * config/a29k/a29k.c (a29k_asm_named_section): New.
9283 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
9284 (vms_section_type_flags, vms_asm_named_section): New.
9285 * config/arm/arm.c (arm_elf_asm_named_section): New.
9286 * config/avr/avr.c (asm_output_section_name): Remove.
9287 * config/avr/avr-protos.h: Update.
9288 * config/c4x/c4x.c (c4x_asm_named_section): New.
9289 * config/h8300/h8300.c (h8300_asm_named_section): New.
9290 * config/i386/i386.c (sco_asm_named_section): New.
9291 * config/i386/winnt.c (SECTION_PE_SHARED): New.
9292 (i386_pe_section_type_flags): New.
9293 (i386_pe_asm_named_section): New.
9294 * config/i386/i386-protos.h: Update.
9295 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
9296 * config/mcore/mcore.c (mcore_asm_named_section): New.
9297 * config/mips/mips.c (iris6_asm_named_section): New.
9298 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
9299 instead of UNIQUE_SECTION_P.
9300 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
9301 (xcoff_asm_named_section): New.
9302 * config/sh/sh.c (sh_asm_named_section): New.
9303 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
9305 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
9306 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
9307 (EH_FRAME_SECTION_NAME): New.
9308 (EXCEPTION_SECTION): New.
9309 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
9310 (DEBUG_*_SECTION): Remove.
9311 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
9312 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
9313 (EH_FRAME_SECTION_ASM_OP): Remove.
9315 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
9316 (ASM_OUTPUT_SECTION_NAME): Remove.
9317 (TARGET_ASM_NAMED_SECTION): New.
9318 (TARGET_HAVE_NAMED_SECTIONS): New.
9319 (TARGET_SECTION_TYPE_FLAGS): New.
9320 (EH_FRAME_SECTION_ASM_OP): Remove.
9321 (EH_FRAME_SECTION_NAME): New.
9323 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9325 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
9326 for complex expressions when cfun == 0.
9327 * doc/extend.texi: Document that __builtin_constant_p can be
9328 used in data initializers as well as functions.
9330 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
9332 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
9333 variable I locally, instead of expecting a declaration in the
9336 2001-08-03 Richard Henderson <rth@redhat.com>
9338 * except.c (collect_one_action_chain): Add an explicit cleanup
9339 action if regions surrounding a catch were encoded entirely
9340 within the call-site entry.
9342 2001-08-03 Richard Henderson <rth@redhat.com>
9344 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
9345 don't take REGNO of a non-register.
9347 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9349 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
9350 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
9351 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
9352 (__gthread_mutex_init_function): New function for mutex initialization.
9354 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9356 * Makefile.in: Revert screwed up commit.
9358 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9360 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
9361 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
9362 merged by linker script to get a final _exit().
9363 (__do_global_dtors): New for destructor handling in specific exit
9365 (__do_global_ctors): New for constructors in specific install section.
9366 (__map_data_section): Map data sections before running constructors.
9367 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
9368 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
9369 (DTORS_SECTION_ASM_OP): Likewise.
9370 (CTORS_SECTION_FUNCTION): Define to force a reference to
9372 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
9374 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9376 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
9378 * Makefile.in: Add df.h to gcse.c dependencies.
9380 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9382 * varasm.c (output_constant_def_contents): Use for the length of a
9383 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
9384 depending on which is larger.
9386 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9388 * gcse.c: Include df.h for use as a dataflow analyzer.
9390 Declaration of reg_set_info: gone.
9391 New df_analyzer variable used by store motion.
9392 (reg_set_info): Deleted.
9393 (mark_mem_regs): New function, analyze regs used by a mem.
9394 (store_ops_ok): Use dataflow analyzer results to determine if
9395 necessary regs are changed in the block.
9396 (find_moveable_store): Remove check for symbol ref, we can handle
9397 much more complex expressions now.
9398 (compute_store_table): Remove most of the code, it's unnecessary
9399 now that the dataflow analyzer records the info for us.
9400 (store_killed_after): Add parameter to say whether to do the
9401 store_ops_okay test, used to speed up testing when we already know
9402 the answer, and just want to know if the store itself was killed.
9403 (build_store_vector): Largely rewritten to calculate the various
9404 vectors properly, and somewhat optimized.
9405 (store_motion): Init the df_analyzer, get REG_DEF chains.
9406 Also handle trapping expressions (since mems almost always trap)
9407 (simple_mem): Redefine what a simple mem is.
9409 2001-08-03 DJ Delorie <dj@redhat.com>
9411 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
9412 set from a constant part of the condition.
9414 2001-08-01 Andrew Cagney <ac131313@redhat.com>
9416 * mkdeps.c (deps_add_default_target): Make local variable
9417 ``start'' a const char pointer.
9418 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
9420 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9422 * doc/install.texi (Configuration): Fix markup.
9423 (Specific, i?86-*-udk): Likewise.
9424 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9426 Document --enable-threads and --enable-libgcj status.
9427 (Specific, mips-sgi-irix*): Canonicalize triples.
9428 (Specific, mips-sgi-irix5): Warn about problems with this config.
9429 Mention required GNU as patch.
9430 Native assembler problems are fixed.
9431 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9432 Document --enable-threads and --enable-libgcj status.
9434 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9436 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9439 2001-08-03 Richard Henderson <rth@redhat.com>
9441 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9444 2001-08-03 Richard Henderson <rth@redhat.com>
9446 * rtlanal.c (find_first_parameter_load): Stop if we
9447 reach a CODE_LABEL at BOUNDARY.
9449 2001-08-03 Richard Henderson <rth@redhat.com>
9451 * config/alpha/alpha.md (force_movdi): New insn.
9452 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9453 Tweek FRP marking of VMS prologue insns.
9454 * config/alpha/vms.h (EPILOGUE_USES): New.
9456 2001-08-02 Richard Henderson <rth@redhat.com>
9458 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9460 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9462 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9463 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9464 config/convex/convex.h, config/d30v/d30v.c,
9465 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9466 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9467 config/mips/mips.h, config/mn10200/mn10200.h,
9468 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9469 config/v850/v850.h, config/vax/openbsd.h,
9470 config/vax/openbsd1.h, config/vax/ultrix.h,
9471 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9472 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9473 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9474 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9475 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9476 in comments and documentation.
9478 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9482 * Makefile.in (line-map.o): New.
9483 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9484 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9485 * cpperror.c (print_containing_files): Similarly.
9486 (print_location): Update. Don't output a space before _Pragma.
9487 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9488 (stack_include_filee, cpp_make_system_header): Update.
9489 (_cpp_execute_include): Get logical line number right for calling
9490 as-yet-unterminated #include.
9491 * cpphash.h (struct cpp_reader): Add line_maps.
9492 (_cpp_do_file_change): Update.
9493 * cppinit.c (cpp_create_reader): Initialize line maps.
9494 (cpp_destroy): Destroy line maps.
9495 (cpp_start_read): Get logical line number right.
9496 * cpplex.c (parse_string): Only warn once for multi-line strings.
9497 Use boolean variable for null warning.
9498 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9500 (do_include_common): End the directive early.
9501 (do_line): Don't warn about out-of-range lines in preprocessed
9502 source. Update. Remove unused variables.
9503 (_cpp_do_file_change): Update for new line mapping.
9504 (pragma_cb): New typedef.
9505 (cpp_register_pragma): Stop looking ahead before calling the
9507 (do_pragma_system_header): End directive early.
9508 (cpp_get_line_maps): New.
9509 (cpp_pop_buffer): Fudge logical line. Update.
9510 * cpplib.h: Include line-map.h
9511 (enum cpp_fc_reason): Remove.
9512 (struct cpp_file_change): Update.
9513 (cpp_get_line_maps): New.
9514 * cppmain.c (struct_printer): New member map.
9515 (cb_file_change): Update for new mappings.
9516 * fix-header.c (cb_file_change): Similarly.
9518 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9520 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9521 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9523 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9525 * config/vax/vax.c: include expr.h.
9527 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9529 * Makefile.in ($(srcdir)/configure): Only rebuild in
9531 ($(srcdir)/config.in): Only define in maintainer mode.
9532 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9534 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9536 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9538 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9540 * gcc.c (set_collect_gcc_options): New function, split out from
9542 Ignore elided switches.
9543 (do_spec_1): Invoke before executing command.
9544 (set_input): Export.
9545 Move declaration ...
9546 * gcc.h (set_input): ... here.
9547 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9550 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9553 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9555 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9557 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9559 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9560 for the unnamed instructions it expands to.
9562 2001-08-02 Richard Henderson <rth@redhat.com>
9564 * regclass.c (call_really_used_regs): Conditionally define.
9565 (init_reg_sets_1): Don't use it if not defined.
9566 (fix_register): Similarly, don't set it.
9568 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9570 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9571 Correct comment that had been missed in the previous change.
9573 2001-08-01 Stan Shebs <shebs@apple.com>
9575 * config/darwin.c (machopic_stub_name): Try matching by name.
9576 (update_stubs): New function.
9577 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9580 2001-08-01 Richard Henderson <rth@redhat.com>
9582 * except.c (output_function_exception_table): Use assemble_align.
9583 * varasm.c (assemble_eh_label): Remove.
9584 (assemble_eh_align, assemble_eh_integer): Remove.
9586 2001-08-01 Robert Lipe <robertl@caldera.com>
9588 * dwarfout.c: Remove reference to README.DWARF.
9590 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9592 * regclass.c (call_really_used_regs): New array for registers which
9593 are actually used by a call.
9594 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9596 (fix_register): Set call_really_used too.
9597 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9598 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9600 2001-08-01 Richard Henderson <rth@redhat.com>
9602 * read-rtl.c (read_name): Consider \r whitespace.
9604 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9606 * config.gcc: Recognize powerpc-*-netbsd*.
9608 * doc/install.texi (Host/target specific installation notes for
9609 GCC): Mention powerpc-*-netbsd*.
9611 * config/rs6000/netbsd.h: New file.
9612 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9613 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9614 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9615 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9616 (TARGET_VERSION): Redefine.
9618 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9619 mcall-netbsd as a match for mcall-sysv.
9620 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9621 (ncrti.S, ncrtn.S): New targets.
9622 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9624 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9625 "netbsd' as a V4 ABI.
9626 (ASM_SPEC): Check for -mcall-netbsd.
9627 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9628 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9629 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9630 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9631 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9632 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9633 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9635 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9636 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9638 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9640 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9641 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9642 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9643 including "unwind-pe.h".
9645 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9647 * rs6000.md (define_splits): Kill unused constraints.
9649 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9650 Jan Hubicka <jh@suse.cz>
9652 * function.c (thread_prologue_and_epilogue_insns): Kill code
9653 dealing with non-existent CFG.
9655 2001-08-01 Kazu Hirata <kazu@hxi.com>
9657 * alias.c: Fix comment formatting.
9658 * bitmap.c: Likewise.
9659 * builtins.c: Likewise.
9660 * calls.c: Likewise.
9661 * c-common.c: Likewise.
9662 * c-decl.c: Likewise.
9663 * c-dump.c: Likewise.
9664 * c-lex.c: Likewise.
9665 * collect2.c: Likewise.
9666 * combine.c: Likewise.
9667 * conflict.c: Likewise.
9668 * cppfiles.c: Likewise.
9669 * cppinit.c: Likewise.
9670 * cpplex.c: Likewise.
9671 * cpplib.c: Likewise.
9672 * cppmacro.c: Likewise.
9673 * cppspec.c: Likewise.
9674 * c-pragma.c: Likewise.
9675 * crtstuff.c: Likewise.
9677 * cselib.c: Likewise.
9678 * c-semantics.c: Likewise.
9679 * c-typeck.c: Likewise.
9681 2001-08-01 H.J. Lu <hjl@gnu.org>
9683 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9685 2001-08-01 H.J. Lu <hjl@gnu.org>
9687 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9689 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9691 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9692 contextualizing Objective-C class name lookup by the lexer.
9693 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9695 (protocoldef): Add support for forward @protocol declarations.
9696 (yylexname): Suppress ObjC class name lookup in certain contexts;
9697 re-enable after lookup is complete.
9698 (_yylex): Re-enable ObjC class name lookup when certain
9699 punctuation marks are seen.
9701 * objc/objc-act.c (check_protocol_recursively): New function used
9702 for finding circular dependencies in protocols.
9703 (objc_declare_protocols): New function for handling forward
9704 @protocol declarations.
9705 (receiver_is_class_object): Detect the case when 'self' is used
9706 inside of a class method.
9707 (build_message_expr): Issue a warning if class method is desired
9708 but instance method is found instead.
9709 (conforms_to_protocol): Streamline.
9710 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9711 protocol Foo, even if 'Bar foo' does not.
9712 (check_protocols): Streamline.
9713 (start_protocol): Add checks for circular and duplicate protocol
9715 (encode_aggregate_within): For typedefs of structs, encode the
9717 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9718 (objc_declare_protocols): New prototype.
9720 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9722 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9723 * cpplex.c (handle_newline): Update prototype. Maintain logical
9725 (skip_escaped_newlines, skip_block_comment, parse_string):
9727 (_cpp_lex_token): Update, and store token position within the token.
9728 * cpplib.h (struct cpp_token): Add line and column entries.
9729 * cppmacro.c (replace_args): Position stringified tokens correctly.
9731 2001-08-01 Andreas Jaeger <aj@suse.de>
9733 * basic-block.h: Add prototype for last_loop_beg_note.
9735 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9737 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9738 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9740 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9741 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9742 expand_decl_cleanup.
9743 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9745 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9746 operand while calling simple_cst_equal.
9747 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9748 operand is the cleanup expression, the third is the RTL_EXPR.
9749 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9751 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9753 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9755 2001-07-31 matthew green <mrg@eterna.com.au>
9757 * config.gcc (i386-*-netbsdelf): New description.
9758 * config/i386/netbsd-elf.h: New file.
9760 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9762 * loop.c (check_dbra_loop): Use single_set to compute
9765 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9767 PowerPC reorg and support for powerpc64-*-linux*.
9769 Also fixes emitting of constants on 32 bit and 64 bit
9772 * config.gcc: powerpc64-*-linux* is a new target.
9773 Things that needed aix.h now also include xcoff.h
9775 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9777 Move AIX specific stuff into aix.h.
9778 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9779 with more than just XCOFF now.
9780 (SET_ASM_OP): Remove, now defined where needed.
9781 (FUNCTION_PROLOGUE): New macro definition.
9782 (FUNCTION_EPILOGUE): New macro definition.
9783 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9785 * config/rs6000/xcoff.h: New file.
9787 * config/rs6000/linux64.h: New file.
9789 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9791 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9793 * rs6000.c (print_operand_address): Handle ELF syntax.
9794 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9795 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9796 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9798 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9800 * rs6000.c (rs6000_override_options): Only disable
9801 flag_function_sections for XCOFF.
9802 (exact_log2_cint_operand): New predicate.
9803 (reg_or_{add,sub}_cint64_operand): New predicates.
9804 (add_operand): Compare CONST_INT with fewer function calls.
9805 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9806 (print_operand, case 'p'): Ensure positive operand.
9807 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9808 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9809 (PREDICATE_CODES): Add new predicates.
9810 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9811 (divsi3, modsi3): Ensure positive power-of-2.
9812 (adddi3): Use new predicate. Split 32-bit constants more
9813 correctly. Re-arrange splitter to handle any constant.
9814 (subdi3): Use new predicate.
9815 (divdi3, moddi3): Ensure positive power-of-2.
9816 (movdi): Use rs6000_emit_set_const.
9817 (load_toc_v4_pic_di): Delete.
9819 2001-07-31 Graham Stott <grahams@redhat.com>
9821 * function.c (pad_below): Revert 2001-07-26 patch.
9823 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9825 * reg-stack (convert_regs_1): Fix best edge condition.
9827 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9829 * jump.c (duplicate_loop_exit_test): Better test for jumps
9830 entering the loop; create loop pre_header.
9832 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9834 * doc/install.texi: Add s390 and s390x as new targets.
9835 * doc/invoke.texi: Add documentation of S/390 and zSeries
9837 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9839 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9841 * config/m68k/m68k.md: Replace all general_operand with
9842 nonimmediate_operand for all destinations.
9843 * config/m68k/m68k.c (not_sp_operand): Likewise.
9845 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9847 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9849 2001-07-30 Richard Henderson <rth@redhat.com>
9851 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9852 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9854 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9856 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9857 Add missing doc strings
9858 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9859 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9861 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
9863 * i386.c (ix86_output_main_function_alignment_hack): New function.
9864 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
9866 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
9867 edges by EDGE_DFS_BACK flag.
9868 (dump_edge_info): Add dfs_back flag.
9869 * basic-block.h (EDGE_DFS_BACK): New constant.
9870 (mark_dfs_back_edges): Declare.
9871 * alias.c (loop_p): Remove.
9872 (mark_constant_function): Use mark_dfs_back_edges.
9874 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
9875 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
9876 (compensate_edge): Break out from ...
9877 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
9878 (convert_regs_2): Set block_done once block is really done;
9879 Do updating of the predecesors counts.
9881 * toplev.c (rest_of_compilation): Recompute block_for_insn
9882 before post-reload cfg_cleanup.
9883 * function.c (thread_prologue_epilogue_insns):
9884 Call set_block_for_new_insns when emitting prologue directly.
9886 2001-07-30 Andreas Jaeger <aj@suse.de>
9888 * jump.c: Add prototype for mark_modified_reg.
9890 * cse.c (set_live_p): Add unused attribute.
9892 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
9894 (scan_for_source_files): Use long for count to avoid overflow.
9895 (output_data): Likewise.
9896 (output_data): Don't use string concatatenation to silence gcc
9899 * predict.c: Fix typos and grammar.
9901 * gcse.c (insert_insn_end_bb): Remove unused variables.
9903 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
9905 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
9906 (attempt_auto_inc): LIkewise.
9907 (mark_used_reg): Likewise.
9908 (try_pre_increment_1): Likewise.
9909 * regclass.c (regclass): Likewise.
9910 * global.c (allocno_compare): Update comment; change scaling factor.
9911 * local-alloc.c (QTY_CMP_PRI): Likewise.
9912 * regs.h (REG_FREQ_FROM_BB): New.
9913 (REG_FREQ_MAX): Likewise.
9915 2001-07-30 H.J. Lu <hjl@gnu.org>
9917 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
9920 2001-07-30 H.J. Lu (hjl@gnu.org)
9922 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
9923 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9924 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
9926 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
9928 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
9929 as -mthumb-interwork when -mcpu=arm7 is specified.
9931 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9933 * predict.def (noreturn, loop branch, loop exit): Mark as first
9936 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
9938 * combine.c (try_combine): Avoid barrier after noop jumps.
9940 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9942 * cpphash.h (struct cpp_reader): Remove import_warning.
9943 * cpplib.c (skip_rest_of_line): Don't bother turning off
9945 (parse_include): Move include handling to...
9946 (do_include_common): ... here. Move import warning from...
9947 (do_import): ... here.
9948 (do_pragma_poison): Don't do a callback for poison identifiers.
9949 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
9950 * cppmain.c (setup_callbacks): Similarly.
9952 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9954 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
9955 handle multiple sets.
9956 * except.c (sjlj_mark_call_sites): .... here.
9957 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
9959 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9961 Suggested by Richard Henderson and Richard Kenner:
9962 * combine.c (recog_for_combine): Use the fake recog
9963 only if instruction does not match.
9964 * rtl.h (NOOP_MOVE_INSN_CODE): New.
9965 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
9967 * combine.c (try_combine): Discover noop jump as direct jump.
9969 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
9971 * df.c (df_rd_global_compute): Add successors to worklist, not
9973 (df_ru_global_compute): Ditto.
9975 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
9977 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
9978 increment REG_N_SETS.
9980 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
9982 * sbitmap.h: New prototype for sbitmap_a_xor_b.
9984 * sbitmap.c (sbitmap_a_xor_b): New function.
9985 ifdef the basic block stuff on IN_GCC.
9987 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9989 * cppexp.c (parse_defined): Always record the macro name.
9990 (lex): Don't worry about identifiers, or special-case
9992 (_cpp_parse_expr): Figure out at the end of the routine
9993 whether we saw a valid !defined() expression.
9994 * cppfiles.c (stack_include_file): Update for mi_valid.
9995 (_cpp_pop_file_buffer): Similarly.
9996 * cpplex.c (_cpp_lex_token): Similarly.
9997 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
9998 mi_if_not_defined, mi_lexed): Remove.
10000 * cpplib.c (do_if): Simplify.
10001 (do_endif, push_conditional, _cpp_handle_directive): Update
10002 for renaming of mi_state to mi_valid.
10004 * cpp.texi: Add index entries for digraphs, and add comment
10005 that C++ refers to them as alternative tokens.
10007 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
10009 * basic-block.h (CLEANUP_PRE_LOOP): New.
10010 * except.c (finish_eh_generation): Update call of cleanup_cfg.
10011 * sibcall.c (optimize_sibling_calls): Likewise.
10012 * toplev.c (rest_of_compilation): Likewise.
10013 * flow.c (try_forward_edges): Take argument MODE;
10014 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
10015 (try_optimize_cfg): Update call of try_forward_edges.
10017 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10018 Jan Hubicka <jh@suse.cz>
10020 * (validate_replace_rtx_1): Fix simplification of MINUS.
10022 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
10024 PR preprocessor/3669
10025 * cppinit.c (init_dependency_output): Turn off dump requests
10026 if sending dependencies to stdout.
10028 2001-07-28 Richard Henderson <rth@redhat.com>
10030 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
10033 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
10035 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
10037 2001-07-28 Kazu Hirata <kazu@hxi.com>
10039 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
10040 is VAR_DECL first to prevent an ICE.
10042 2001-07-28 Richard Henderson <rth@redhat.com>
10044 * varasm.c (immed_real_const_1): Don't elide special cases for
10046 (clear_const_double_mem): Clear const_tiny_rtx too.
10048 2001-07-28 Richard Henderson <rth@redhat.com>
10050 * dwarf2out.c (dw_val_class_offset): New.
10051 (struct dw_ranges_struct, dw_ranges_ref): New.
10052 (ranges_table, ranges_table_allocated): New.
10053 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
10054 (add_AT_offset, add_ranges, output_ranges): New.
10055 (print_die, output_die): Handle dw_val_class_offset.
10056 (attr_checksum, size_of_die, value_format): Likewise.
10057 (gen_lexical_block_die): Handle non-contiguous blocks.
10058 (gen_block_die): Likewise.
10059 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
10060 if needed. Dump the ranges table.
10061 * final.c (final_start_function): Remove unnecessary notes and
10062 rebuild the block tree before numbering the blocks.
10063 * function.c (reorder_blocks_0): Walk the existing block tree
10064 to unmark all blocks.
10065 (reorder_blocks_1): Create block fragments when duplicate block
10067 (reorder_fix_fragments): New.
10068 (reorder_blocks): Call it.
10069 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
10071 2001-07-28 Richard Henderson <rth@redhat.com>
10073 * emit-rtl.c (adjust_address): Make a copy of the memory address.
10075 2001-07-28 Richard Henderson <rth@redhat.com>
10077 * flow.c (add_to_mem_set_list): New function.
10078 (init_propagate_block_info): Use it.
10079 (mark_set_1): Likewise.
10080 (insn_dead_p): Canonicalize memory address for dead store
10081 comparison. Allow wider mode stores to kill narrower mode stores.
10082 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
10083 (invalidate_mems_from_set): Don't handle MEMs.
10085 2001-07-28 Kazu Hirata <kazu@hxi.com>
10087 * config/h8300/h8300.h: Fix formatting.
10089 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10091 * basic-block.h (EDGE_FREQUENCY): New macro.
10092 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
10094 * flow.c (find_sub_basic_blocks): Likewise.
10095 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
10096 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
10098 * predict.c (DEF_PREDICTOR): New argument FLAGS.
10099 (HITRATE): New macro.
10100 (PRED_FLAG_FIRST_MATCH): New constant.
10101 (predictor_info): New field flgags.
10102 (combine_predictions_for_insn): Use DS theory to combine
10103 probabilities; set the edge probabilities when finished.
10104 (estimate_probability): Avoid duplicated matches
10105 of LOOP_BRANCH heuristics for nested loops; update comment.
10106 * predict.def: Add flags for each prediction, set probabilities
10107 according to B&L paper.
10108 * predict.h (DEF_PREDICTOR): New argument FLAGS.
10110 * profile.c (compute_branch_probabilities): Cleanup way the edge
10111 probabilities are computed and REG_BR_PROB notes are dropped; if
10112 values does not match, emit error.
10113 (init_branch_prob): Do error instead of warning when profile driven
10114 feedback is missing or corrupt.
10116 2001-07-27 DJ Delorie <dj@redhat.com>
10118 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
10119 against a constant, try to adjust the compare to have the desired
10120 constant in it so that min/max optimizations happen more often.
10122 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10124 * flow.c (last_loop_beg_note): New function.
10125 (redirect_edge_and_branch): Use it.
10126 (split_edge): Likewise.
10128 * alias.c (loop_p): Avoid uninitialized memory access.
10130 * flow.c (try_forward_edges): Avoid accessing freed memory.
10132 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
10135 2001-07-26 Andrew Haley <aph@redhat.com>
10136 Joern Rennecke <amylaar@redhat.com>
10138 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
10139 (SUBTARGET_CPP_ENDIAN_SPEC): New.
10140 (SUBTARGET_CPP_SPEC): New.
10141 (CPP_SPEC): Remove.
10142 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
10143 (SUBTARGET_CPP_PTR_SPEC): New.
10144 (CPP_DEFAULT_CPU_SPEC): New.
10145 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
10146 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10147 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
10148 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10149 (SUBTARGET_CPP_SPEC): Define as an empty string.
10151 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10153 * doc/install.texi (Configuration): Properly link the host
10154 specific instructions also when generating HTML.
10156 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
10158 * flow.c (redirect_edge_and_branch_force): Test
10159 target->global_live_at_start.
10161 2001-07-26 Richard Henderson <rth@redhat.com>
10163 * simplify-rtx.c (avoid_constant_pool_reference): Export.
10164 * rtl.h (avoid_constant_pool_reference): Declare it.
10165 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
10166 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
10168 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10170 * rtl.h (cleanup_barriers): Declare.
10171 * jump.c (cleanup_barriers): New function.
10172 * toplev.c (rest_of_compilation): Call cleanup_barriers
10173 before loop optimizer and after bb_reorder.
10175 * flow.c (back_edge_of_syntactic_loop_p): New.
10176 (split_edge): Use it.
10178 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10180 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
10182 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
10184 * cse.c (cse_process_notes): Replace any registers if the address
10187 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
10189 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
10190 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
10191 (propagate_block): Update prototype.
10192 * flow.c (update_life_info): Simplify the CFG and
10193 recalculate the global regs which are alive when
10194 removing dead code during a global update.
10195 (propagate_block): Return non-zero if an INSN is
10198 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10200 * Makefile.in (LIBICONV): Define.
10202 2001-07-26 Catherine Moore <clm@redhat.com>
10204 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
10205 of conditional to avoid tree checking errors.
10207 2001-07-26 Kazu Hirata <kazu@hxi.com>
10209 * regmove.c (regmove_optimize): Don't replace a reg with
10210 another reg of a different mode.
10212 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
10214 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
10215 limit length of dependency flush list.
10216 * params.h (MAX_PENDING_LIST_LENGTH): Define.
10217 * sched-int.h (struct deps): Add pending_flush_length field.
10218 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
10219 has 1 element in it.
10220 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
10221 (sched_analyze): After a jump, if the pending memory flush list is too
10222 large, flush the pending lists.
10223 (init_deps): Initialize pending_flush_length to 0.
10224 * doc/invoke.texi (max_pending_list_length): Document parameter.
10226 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
10228 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
10229 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
10230 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
10232 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10234 * cpphash.h (struct_lexer_state): Delete was_skipping.
10235 Move skipping here from struct cpp_reader.
10236 * cpplex.c (parse_identifier): Update.
10237 (_cpp_lex_token): Don't skip tokens in a directive.
10238 * cpplib.c (struct if_stack): Update.
10239 (start_directive, end_directive): Don't change skipping state.
10240 (_cpp_handle_directive): Update.
10241 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
10242 (do_else, do_endif): Update; only check for excess tokens if not
10243 in a skipped conditional block.
10244 (push_conditional): Update for new struct if_stack.
10246 2001-07-26 Graham Stott <grahams@redhat.com>
10248 * function.c (locate_and_pad_parm): Also pad initial offset
10249 so that the total argument size also includes the padding.
10251 2001-07-26 Graham Stott <grahams@redhat.com>
10253 * gensupport.c (alter_output_for_insn): Correct enable checking failure
10254 change XSTR to XTMPL.
10256 (process_one_cond_exec): Likewise
10258 2001-07-25 Richard Henderson <rth@redhat.com>
10260 * varasm.c (assemble_variable): Create DECL_RTL before setting
10263 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
10265 * predict.c (estimate_probability): Avoid duplicated predictions.
10267 * loop.c (find_and_verify_loops): Grok multiple barriers.
10269 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10271 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
10273 * dbxout.c: Consistently use putc instead of fputc.
10274 (print_wide_int): New function; call instead of direct fprintf.
10275 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
10276 (dbxout_type_fields, dbxout_type_method_1): Likewise.
10277 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
10278 (print_int_cst_octal): Likewise.
10279 (print_octal): Show we wrote characters.
10280 (dbxout_type): Set have_used_extensions in more places.
10282 2001-07-25 Catherine Moore <clm@redhat.com>
10284 * config/v850/v850.c (v850_va_arg): Use addr
10285 instead of valist to build incr.
10287 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
10289 * flow.c (delete_dead_jumptables): New function.
10290 (life_analyzis): Call it.
10291 * bb-reorder.c (skip_insns_after_block): Handle contradictory
10294 2001-07-25 Richard Henderson <rth@redhat.com>
10296 * except.c (reachable_handlers): Handle a region being removed
10297 out from under a RESX.
10299 2001-07-25 Richard Henderson <rth@redhat.com>
10301 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
10302 swap GE/GT if it is an fp comparison.
10304 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
10306 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
10309 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
10311 * ssa.c (rename_insn_1): Do not wrap an assignment to a
10312 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
10315 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
10316 throw an exception.
10317 (visit_expression): When attempting to simplify an expression,
10318 retrieve any modes for arguments before they are simplified
10321 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10322 Janis Johnson <janis@us.ibm.com>
10324 * stmt.c (expand_goto): A nonlocal goto can be a call too.
10325 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
10326 pointer parameters to match documented usage of nonlocal_goto.
10327 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
10328 parameters to their correct order.
10329 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
10330 parameters to their correct order.
10332 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10334 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
10336 2001-07-25 Jan Hubicka <jh@suse.cz>
10337 Richard Henderson <rth@redhat.com>
10339 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
10341 (make_edges): New argument update_p; populate the edge cache if set.
10342 (find_basic_blocks): Update make_edges invocation.
10344 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10346 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
10348 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10350 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
10351 -Acpu and -Amachine.h.
10352 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
10353 Corrected header to say ELF not a.out.
10354 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
10355 when given -msoft-float.
10357 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10359 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
10360 extra multilib parts like arm-elf.
10361 (i960-*-coff*, i960-*-rtems): Should not use collect2.
10362 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
10363 crtfini.o as extra multilib parts.
10365 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10367 * configure.in: Add rtems as a supported thread model.
10368 * gthr-rtems.h: Add missing entry point __gthread_active_p.
10369 * configure: Rebuilt.
10371 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
10373 * stor-layout.c (get_mode_alignment): make it work when
10374 BITS_PER_UNIT is not a power of two.
10375 * builtins.c (get_pointer_alignment): Likewise.
10377 2001-07-24 Richard Henderson <rth@redhat.com>
10379 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
10380 the retrieved constant into the expected mode.
10382 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10384 * flow.c (try_simplify_condjump): Avoid duplicated edges.
10385 (verify_flow_info): Check for duplicated edges; clarify
10388 * flow.c (block_label): Update basic_block_for_insn.
10389 (commit_edge_insertions): Call compute_bb_for_insn.
10391 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
10394 * flow.c (redirect_edge_and_branch,
10395 try_optimize_cfg): Use redirect_edge_succ_nodup
10396 (redirect_edge_succ_nodup): New.
10397 * basic_block.h (redirect_edge_succ_nodup): Declare.
10399 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
10402 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
10404 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
10405 (try_crossjump_to_edge): Update commetns.
10406 (try_crossjump_bb): Likewise.
10408 2001-07-24 Richard Henderson <rth@redhat.com>
10410 * combine.c (distribute_notes): Move set of need_refresh
10411 for noop_move_p down to catch all cases.
10413 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
10415 * recog.c (split_all_insns_noflow): New.
10416 * rtl.h (split_all_insns_noflow): Declare.
10417 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
10418 * m68hc11.c (m68hc11_reorg): Likewise.
10419 * sh.c (machine_dependent_reorg): Likewise.
10420 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
10423 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10425 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10426 (ashlsi3_n splitter): Likewise.
10427 (lshrsi3_n splitter): Likewise.
10429 (GOTaddr2picreg): Make const SImode.
10430 (sym_label2reg): Likewise.
10431 (symGOT2reg): Likewise.
10432 (symGOTOFF2reg) Likewise.
10434 (casesi_worker_0): Make unspec SImode.
10436 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10438 * config/sh/sh.c (barrier_align): Check that an operand really is
10439 an insn before extracting its INSN_CODE.
10441 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10443 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10446 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10447 for SImode to prevent overflow.
10449 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10451 * config/mips/irix6-libc-compat.c: New file.
10452 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10453 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10454 passing workaround.
10456 2001-07-24 lars brinkhoff <lars@nocrew.org>
10458 * rtl.texi (REG_POINTER): Document.
10459 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10460 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10462 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10464 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10466 2001-07-23 Richard Henderson <rth@redhat.com>
10468 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10470 2001-07-23 Kazu Hirata <kazu@hxi.com>
10472 * config/h8300/h8300-protos.h: Add a prototype for
10473 general_operand_dst_push.
10474 * config/h8300/h8300.c (general_operand_dst_push): New.
10475 * config/h8300/h8300.h (OK_FOR_T): New.
10476 (EXTRA_CONSTRAINT): Use it.
10477 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10478 the existing movqi pattern.
10479 (movhi_push): Likewise.
10481 * reload.c: Fix comment typos.
10483 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10485 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10487 2001-07-23 H.J. Lu (hjl@gnu.org)
10489 * doc/extend.texi: Update __builtin_return_address and
10490 __builtin_frame_address.
10492 2001-07-23 Richard Henderson <rth@redhat.com>
10494 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10496 * config/i386/i386.md: New setcc+movzbl peephole2.
10498 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10500 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10501 * objc/objc-act.c: Include debug.h.
10502 (synth_module_prologue): Save and restore debug hooks too.
10504 2001-07-23 lars brinkhoff <lars@nocrew.org>
10506 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10507 and C4X_FLOAT_FORMAT.
10508 (BOOL_TYPE_SIZE): Document.
10510 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10512 * unroll.c (loop_iterations): Fix miscalculation of initial
10515 2001-07-13 Andrew Haley <aph@redhat.com>
10517 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10518 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10519 * config/sh/sh.c (sh_can_redirect_branch): New function.
10520 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10521 * reorg.c (steal_delay_list_from_target): Use
10522 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10524 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10526 * flow.c (try_simplify_condjump): Unlink insn chain on
10527 fallthru edge; use can_fallthru.
10529 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10531 * basic-block.h (find_sub_basic_block): Declare.
10532 * flow.c (make_edges): New arguments MIN and MAX;
10533 (find_sub_basic_blocks): Revamp to use make_edges
10534 and purge_dead_edges.
10535 (find_basic_blocks): Update call of find_sub_basic_block.
10537 * recog.c (split_all_insns): Always expect CFG to be consistent;
10538 call find_sub_basic_blocks in case something has changed.
10539 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10542 * basic-block.h (delete_noop_moves): Declare.
10543 * combine.c (combine_instructions): Call it.
10544 (recog_for_combine): Tolerate noop moves
10545 (distribute_notes): Force refresh when register dies at noop move.
10546 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10548 (life_analysis): Update delete_noop_moves call.
10549 (set_noop_p): Move too ...
10550 * rtlanal.c (noop_move_p): ... here.
10551 * rtl.h (noop_move_p): Declare.
10553 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10554 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10556 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10557 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10559 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10561 * reload.c (push_reload): Fix typo in comment.
10562 (find_reloads_address): Ditto.
10563 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10565 2001-07-22 Richard Henderson <rth@redhat.com>
10567 * flow.c: Grammar check and clarify a lot of comments.
10568 (try_simplify_condjump): Rename variables to be clearer.
10569 (try_forward_edges): Skip complex and fallthru edges.
10570 Rearrange tests to avoid duplicate checks.
10571 (flow_find_cross_jump): Likewise.
10572 (outgoing_edges_match): Allow match if neither branch has
10573 probability data. Loosen probability match to 5%.
10574 (try_crossjump_to_edge): Hoist repeated indirection into
10576 (try_crossjump_bb): Don't check complex edges. Eliminate
10577 redundant crossjump tests.
10578 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10579 checks before more expensive checks.
10581 2001-07-22 Richard Henderson <rth@redhat.com>
10583 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10584 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10587 2001-07-22 Richard Henderson <rth@redhat.com>
10589 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10590 (const_sint32_operand): Likewise.
10591 * m68k.md (anon mulsi pattern): Use const_int_operand not
10592 const_sint32_operand.
10593 (umulsi3_highpart): Zero extend a constant input.
10594 (smulsi3_highpart): Don't bother checking SImode constant.
10595 (const_umulsi3_highpart): Give op3 DImode.
10596 (const_smulsi3_highpart): Likewise.
10598 2001-07-22 Richard Henderson <rth@redhat.com>
10600 * flow.c (split_block): Make sure bb_note is included in the
10601 new block when splitting before a label.
10603 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10605 * basic-block.h (redirect_edge_and_branch_force,
10606 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10607 * flow.c (redirect_edge_and_branch_force,
10608 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10609 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10610 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10611 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10612 instead of label; update CFG after transformation.
10613 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10614 for finishing the transformation; handle even case where ELSE
10615 does not follow THEN.
10616 (find_if_case_2): Update call of dead_or_predictable; simplify
10619 * emit-rtl.c (split_branch_probability): New global variable.
10620 (try_split): Take care to set split_branch_probability and
10621 create REG_BR_PROB note for new jump insns.
10622 * md.texi (define_split): Document new feature.
10624 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10626 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10628 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10629 (asm_out_file): Remove redundant declaration.
10630 (assemble_asm): Remove old #if 0 block.
10631 (assemble_variable): Remove end of function; debug output is
10632 now handled with global_decl. Remove old #if 0 block. Update.
10633 Remove saved_in_section and associated no-op code.
10634 * Makefile.in (varasm.o): Correct dependencies.
10636 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10638 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10639 the definition in defaults.h.
10641 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10643 * jump.c: Update comments.
10644 (delete_barrier_successors, delete_unreferenced_labels,
10645 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10646 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10647 jump_optimize, jump_optimize_minimal): Kill.
10648 (rebuild_jump_labels): Move code from jump_optimize_1.
10649 (purge_line_number_notes): Likewise.
10650 (copy_loop_headers): Likewise.
10651 * reg-stack.c: Update comment.
10652 * stmt.c: Likewise.
10653 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10654 JUMP_AFTER_REGSCAN): Kill.
10655 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10656 purge_line_number_notes and copy_loop_headers.
10658 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10659 Richard Henderson <rth@redhat.com>
10661 * dbxout.c (dbxout_global_decl): New.
10662 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10663 * sdbout.c (sdbout_finish): New.
10664 (sdbout_debug_hooks): Use it, add comments.
10665 (sdbout_global_decl): Defer initialised public vars to
10667 * varasm.c (assemble_variable): Don't output debug information
10668 for file-scope variables.
10670 2001-07-22 Richard Henderson <rth@redhat.com>
10672 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10673 (get_round_mode_suffix): New.
10674 (print_operand): Use them for [/]. Remove support for [&'`()+].
10675 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10676 * config/alpha/alpha.md (attr round_suffix): New.
10677 (attr trap_suffix): New.
10678 (all insns): Set them appropriately. Use %/ instead of the
10679 myriad punctuators.
10681 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10683 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10685 2001-07-22 Richard Henderson <rth@redhat.com>
10687 * regrename.c (regrename_optimize): Compute nregs for each
10688 potential target register.
10690 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10691 Richard Henderson <rth@redhat.com>
10693 * dbxout.c (dbxout_global_decl): New.
10694 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10695 * sdbout.c (sdbout_finish): New.
10696 (sdbout_debug_hooks): Use it, add comments.
10697 (sdbout_global_decl): Defer initialised public vars to
10699 * varasm.c (assemble_variable): Don't output debug information
10700 for file-scope variables.
10702 2001-07-21 H.J. Lu (hjl@gnu.org)
10704 * config/mips/mips.c (mips_cpu): Moved into ...
10705 (override_options): Here.
10707 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10709 (mips_cpu): Removed.
10711 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10713 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10714 ("iorqi3"): Likewise.
10715 ("xorqi3"): Likewise.
10716 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10717 ("*subhi3_sp): Likewise.
10718 ("*subhi3"): Likewise.
10719 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10722 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10724 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10725 * config/freebsd.h: Likewise.
10726 * config/linux.h: Likewise.
10727 * config/openbsd.h: Likewise.
10728 * config/alpha/linux-elf.h: Likewise.
10729 * config/arm/linux-elf.h: Likewise.
10730 * config/d30v/d30v.h: Likewise.
10731 * config/fr30/fr30.h: Likewise.
10732 * config/ia64/aix.h: Likewise.
10733 * config/ia64/ia64.h: Likewise.
10734 * config/mips/linux.h: Likewise.
10735 * config/pj/pj.h: Likewise.
10736 * config/rs6000/linux.h: Likewise.
10737 * config/sparc/linux.h: Likewise.
10738 * config/sparc/linux64.h: Likewise.
10740 2001-07-20 Bruce Korb <bkorb@gnu.org>
10742 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10743 because getc() and char* may disagree on signedness.
10745 2001-07-20 Richard Henderson <rth@redhat.com>
10747 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10749 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10750 insns to delete in the presence of cc0 in a jump insn.
10752 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10753 Jan Hubicka <jh@suse.cz>
10755 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10756 of doing the change by hand.
10758 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10760 * rtlanal.c (set_noop_p): Return true for noop jumps.
10762 * expr.c (emit_single_push_insn): Add call to push expander.
10763 * expr.h (optab_index): Add OTI_push
10764 (push_optab): New constant.
10765 * genopinit.c (optabs): Add push_optab.
10766 * optabs.c (init_optab): Init push optab.
10767 * md.texi (push??1): Document
10769 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10771 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10772 expand to emit the pattern; put a REG_INC note for push/pop
10774 ("movdf", "movdf_internal"): Likewise.
10775 ("movsi", "movsi_internal"): Likewise.
10776 ("movsf", "movsf_internal"): Likewise.
10777 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10779 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10781 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10784 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10786 * params.def: Change default max inline insns to 100.
10788 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10790 * combine.c (combine_simplify_rtx): Generate a new shift operation
10791 when simplifying the first operand of a (neg (ashift)) expression.
10793 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10795 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10797 2001-07-20 Kelley Cook <kelley.cook@home.com>
10799 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10800 information. Move rest into ...
10801 (*-*-solaris): ... here. Eliminate redundant information and
10802 reword necessary packages section. Delete 4.x assembler bug info.
10803 (sparc-sun-*): Merge into ...
10804 (sparc-sun-sunos*): here.
10806 2001-07-20 Catherine Moore <clm@redhat.com>
10808 * config/v850/v850.md (casesi): Generate LABEL_REF
10811 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10813 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10814 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10815 * i386.md (strclrsi expander): Use it.
10817 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10819 * integrate.c (copy_insn_list): handle
10820 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10821 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10822 identically as to CODE_LABEL.
10824 * fold-const (fold): Convert A/B/C to A/(B*C) and
10827 * except.c (connect_post_landing_pads): Delete the RESX insns.
10829 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10831 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10833 * config/mips/mips.md (nmadd/nmsub): Use macro.
10835 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10837 * cppinit.c (remove_dup_dir): Make static.
10838 (remove_dup_dirs): Make static. Only warn about preempting a
10839 system directory with a non-system directory.
10841 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10843 * ifcvt.c (noce_try_store_flag_constants): Correct order
10844 of parameters to trunc_int_for_mode.
10846 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10848 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10849 an exception that will be caught within this function, do not fill
10850 its delay slot with any subsequent instruction.
10852 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10854 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10855 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10856 pointer extension instruction.
10857 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10858 * simplify-rtx.c (simplify_unary_operation) Likewise.
10859 * explow.c (convert_memory_address) Check value of
10860 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10862 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
10863 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
10864 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
10865 Add Multilib Support.
10866 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
10867 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
10868 Add Multilib Support.
10869 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
10871 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
10872 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
10873 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
10875 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
10877 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
10878 old and new operands in `<', `3' and `b'.
10880 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10882 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
10883 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
10884 (toplev.o): Don't depend on xcoffout.h.
10885 * c-decl.c: Include debug.h
10886 (duplicate_decls): Use debug hook.
10887 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
10888 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10889 (dbxout_types): Remove.
10890 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
10891 * debug.c (do_nothing_debug_hooks): Update.
10892 (debug_true_tree, debug_nothing_rtx): New.
10893 * debug.h (struct rtx_def): New.
10894 (struct gcc_debug_hooks): New hooks ignore_block,
10895 outlining_inline_function and label.
10896 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
10897 dwarf2out_frame_finish): New.
10898 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
10899 Make static, update prototype.
10900 (dwarf2_debug_hooks): Update.
10901 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
10902 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
10903 * dwarfout.c (dwarf_debug_hooks): Update.
10904 * emit-rtl.c: Include debug.h.
10905 (remove_unnecessary_notes): Use debug hook.
10906 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
10907 (final_scan_insn): Use debug hook.
10908 * integrate.c (output_inline_function): Use debug hook.
10909 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
10910 (sdb_debug_hooks): Update.
10911 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
10912 * toplev.c: Don't include xcoffout.h.
10913 (note_outlining_of_inline_function, debug_ignore_block): Remove.
10914 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
10916 * tree.h (dwarf2out_do_frame): Remove.
10918 2001-07-19 Catherine Moore <clm@cygnus.com>
10920 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
10922 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10924 * reload1.c (eliminate_regs_in_insn): When updating a set
10925 to the frame pointer to the hardware frame pointer, perform
10926 the update always not just when REPLACE is set.
10928 * reload1.c (choose_reload_regs): Don't inherit a reload
10929 that crosses multiple registers if registers past the first
10930 don't fit in the desired class.
10932 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
10933 when negating constants.
10935 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
10937 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
10938 * doc/tree.texi: Ditto.
10940 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
10941 Jakub Jelinek <jakub@redhat.com>
10943 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
10944 (extract_cie_info): Handle "eh" augmentation properly,
10946 (struct frame_state, __frame_state_for): New.
10948 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10950 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
10951 HANDLE_SYSV_PRAGMA): Define.
10952 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
10954 (copy_object): Caller changed.
10956 2001-07-19 Andreas Schwab <schwab@suse.de>
10958 * configure.in (assembler dwarf2 debug_line support): Define nop
10960 * configure: Regenerated.
10962 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10964 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
10966 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
10967 to conditionally compiled block.
10968 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10969 * dbxout.h (dbxout_function): Remove.
10970 * debug.c (do_nothing_debug_hooks): Update.
10971 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
10972 global_decl, deferred_inline_function.
10973 * dwarf2out.c (dwarf2_debug_hooks): Update.
10974 (dwarf2out_global_decl): New.
10975 * dwarfout.c: Don't include dwarfout.h.
10976 (dwarfout_global_decl, dwarfout_function_decl,
10977 dwarfout_deferred_inline_function): New.
10978 (dwarf_debug_hooks): Update.
10979 * dwarfout.h: Remove.
10980 * final.c: Don't include dwarfout.h.
10981 * sdbout.c (sdbout_global_decl): New.
10982 (sdbout_debug_hooks): Update.
10983 * toplev.c: Don't include dwarfout.h.
10984 (check_global_declarations, rest_of_compilation): Use new debug hooks.
10985 (note_deferral_of_defined_inline_function): Remove.
10986 * toplev.h (note_deferral_of_defined_inline_function): Remove.
10987 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
10988 * ch/lex.c: Don't include dwarfout.h.
10989 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
10990 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
10991 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
10992 * cp/optimize.c: Include debug.h.
10993 (maybe_clone_body): Use debug hook.
10994 * cp/semantics.c: Include debug.h.
10995 (expand_body): Use debug hook.
10996 * po/POTFILES.in: Remove dwarfout.h.
10998 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11000 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
11001 * c-parse.in (yyerror, _yylex): Similarly.
11002 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
11003 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
11005 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
11006 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
11008 2001-07-18 Jeff Sturm <jsturm@one-point.com>
11010 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
11011 in-class declaration at -g1. Fixes c++/2814.
11013 2001-07-18 Richard Henderson <rth@redhat.com>
11015 * doc/md.texi (reload_in/out): Document restrictions in predicates
11016 and constraints for these patterns. Document empty string matching
11019 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11021 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
11023 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11025 * cse.c: Undo my previous patch.
11027 2001-07-18 Tom Tromey <tromey@redhat.com>
11030 * configure: Rebuilt.
11031 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
11033 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
11035 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
11036 Jan Hubicka <jh@suse.cz>
11038 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
11039 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
11040 * jump.c (mark_jump_label): Do not forward branches.
11042 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
11044 * cse.c (delete_trivially_dead_insns): Delete the libcall block
11045 when return value is unused.
11047 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11049 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
11051 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
11053 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
11054 on error. We can't blindly return the result of
11055 pthread_mutex_trylock because it returns a positive number on
11056 error, while we must return -1 on error.
11057 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
11059 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
11061 2001-07-18 Andreas Jaeger <aj@suse.de>
11063 * integrate.c (output_inline_function): Correct type of debug_hooks.
11065 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
11067 * combine.c (combine_simplify_rtx): DIV can be treated
11068 associatively for floats if unsafe math optimisations are enabled.
11070 2001-07-17 Richard Henderson <rth@redhat.com>
11072 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
11074 2001-07-17 Richard Henderson <rth@redhat.com>
11076 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
11077 don't force the function address into a register.
11078 (expand_call, emit_library_call_value_1): Update callers.
11079 * builtins.c (expand_builtin_apply): Likewise.
11080 * expr.h (prepare_call_address): Update decl.
11082 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
11084 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
11086 * config/i386/chorus.h: Move up.
11087 * config/sparc/chorus.h: Likewise.
11088 * config/rs6000/chorus.h: Likewise.
11089 * config/chorus.h: Moved here.
11091 2001-07-17 Andreas Schwab <schwab@suse.de>
11093 * configure.in (assembler eh_frame optimization): Handle big
11095 * configure: Regenerated.
11097 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
11099 * expr.c (epxand_expr): Convert divisions into multiplications by
11100 reciprocals if -ffast-math.
11102 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
11104 * dbxout.c (dbxout_really_begin_function): Rename to
11105 dbxout_begin_function.
11106 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11107 (dbxout_begin_function): Remove.
11108 (dbxout_function): Update.
11109 (dbxout_source_line): Update prototype.
11110 * dbxout.h (dbxout_begin_function): Remove.
11111 * debug.c (do_nothing_debug_hooks): Update.
11112 (debug_nothing_tree): Update.
11113 (debug_nothing_charstar_rtx): Remove.
11114 * debug.h (union tree_node): Declare.
11115 (struct rtx_def): Remove.
11116 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
11117 begin_function. Change source_line prototype.
11118 (debug_nothing_tree): New.
11119 (debug_nothing_charstar_rtx): Delete.
11120 (dwarf2out_begin_prologue): Moved from ...
11121 * tree.h: ... here.
11122 * dwarf2out.c (dwarf2_debug_hooks): Update.
11123 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
11124 debug info, call dwarf2out_source_line.
11125 (dwarf2out_souce_line): Update prototype.
11126 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
11127 Change prototype, make static.
11128 (dwarfout_source_line): Update prototype.
11129 (dwarf_debug_hooks): Update.
11130 * dwarfout.h (dwarfout_begin_function): Remove.
11131 * final.c (final_start_function, final_scan_insn): Use appropriate
11132 debug hooks, update to use notice_source_line.
11133 (output_source_line): Rename notice_source_line. Don't call the
11134 source_line debug hook.
11135 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
11136 make static, update prototype.
11137 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
11139 (sdbout_end_prologue): New.
11140 (sdbout_source_line): Update prototype.
11141 (sdbout_debug_hooks): Update.
11142 (sdbout_symbol): Remove unused var.
11143 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
11145 * varasm.c: Include debug.h.
11146 (assemble_start_function): Use begin_function debug_hook.
11147 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11148 update with prototype.
11149 (xcoffout_source_line): Update prototype.
11150 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11152 (xcoffout_source_line): Update prototype.
11154 2001-07-17 Richard Henderson <rth@redhat.com>
11156 * c-typeck.c (build_binary_op): Do not shorten unsigned
11157 right shift after sign extension.
11159 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
11161 * combine.c (combine_simplify_rtx): Attempt to simplify
11162 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
11164 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
11165 (simplify_binary_operation, simplify_unary_operation,
11166 simplify_relational_operation): Use it.
11168 * combine.c (combine_simplify_rtx): Don't do associative law
11169 on divisions; allow associative law on floats.
11171 2001-07-17 H.J. Lu <hjl@gnu.org>
11172 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11174 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
11175 ASM_OUTPUT_WEAK_ALIAS are defined.
11176 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
11177 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
11179 * config/mips/iris5.h: ... here.
11180 (HANDLE_SYSV_PRAGMA): Defined as 1.
11181 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
11182 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
11185 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11187 * c-parse.in (all_prefix_attributes): New variable.
11188 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
11189 (maybe_resetattrs): New production.
11190 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
11191 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
11192 notype_initdcl, nested_function, notype_nested_function,
11193 component_decl, components, components_notype,
11194 component_declarator, component_notype_declarator,
11195 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
11196 ivars, mydecl, myparm): Update. Avoid prefix attributes just
11197 after a comma being applied to more than one declarator.
11198 * doc/extend.texi (Attribute Syntax): Update. Remove
11199 documentation of bugs that are no longer present.
11201 2001-07-13 Eric Christopher <echristo@redhat.com>
11203 * config/mips/mips.h: Change TUNE_MIPS* options to use
11205 (EXTRA_SPECS): Add cc1_cpu_spec.
11206 * config/mips/mips.md (muldf3): Fix typo.
11208 2001-07-16 Richard Henderson <rth@redhat.com>
11210 * config/m68k/m68k.c: Include expr.h and reload.h.
11211 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
11212 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
11214 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11215 Richard Henderson <rth@redhat.com>
11217 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
11218 (insn_live_p): Fix fall off end of function.
11219 (dead_libcall_p): Remove COUNTS argument; update callers.
11220 (delete_trivially_dead_insns): Remove unused variables.
11222 2001-07-17 Andreas Jaeger <aj@suse.de>
11224 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
11225 x86-64 pic support.
11227 * lcm.c (optimize_mode_switching): Avoid warning for unused
11228 variable if !NORMAL_MODE.
11230 * flow.c (try_crossjump_to_edge): Remove unused variable.
11232 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11234 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
11235 atexit declaration in stdlib.h.
11237 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
11239 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
11241 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11243 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
11244 * except.c (finish_eh_generation): Update call of cleanup_cfg;
11245 do rebuild_jump_labels instead of jump_optimize
11246 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
11247 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
11248 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
11250 * flow.c: Include timevar.h
11251 (find_basic_block): Push/pop timevar;
11252 (cleanup_cfg): Likewise.
11253 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
11254 * Makefile: Add dependencies on timevar.h
11256 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
11257 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
11259 * rtl.h (delete_trivially_dead_insns): Add new parameter.
11260 * toplev.c (rest_of_compilation): Update calls.
11261 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
11262 (delete_trivially_dead_insns): ... here; accept new argument
11263 preserve_basic_blocks; preserve basic blocks if set.
11265 * reg-stack.c (stack_regs_mentioned): Return 0 if
11266 stack_regs_mentioned_data is not initialized.
11267 (reg_to_stack): Make stack_regs_mentioned survive after the
11268 reg-stack is completted; do not call cleanup_cfg.
11269 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
11270 make cleanup_cfg after bb-reorder to output to debug file.
11272 2001-07-16 Richard Henderson <rth@redhat.com>
11274 * regclass.c (init_reg_sets): Use only 32 bits per initializer
11275 from int_reg_class_contents.
11277 2001-07-16 Richard Henderson <rth@redhat.com>
11279 * hard-reg-set.h (regs_invalidated_by_call): Declare.
11280 * regclass.c (regs_invalidated_by_call): Move from cse.c.
11281 (init_reg_sets_1): Move initialization from cse_main.
11282 * cse.c (regs_invalidated_by_call): Move to regclass.c.
11283 (cse_main): Move its initialization also.
11284 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
11285 * flow.c (propagate_one_insn): Likewise.
11286 * gcse.c (compute_hash_table): Likewise.
11287 (compute_kill_rd, compute_store_table): Likewise.
11288 * sched-deps.c (sched_analyze_1): Likewise.
11290 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
11292 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
11295 2001-07-16 Steve Ellcey <sje@cup.hp.com>
11297 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
11298 in if statement so we don't access undefined memory.
11300 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11302 * gcse.c: Update comment at top.
11303 Update comment on mem handling.
11304 mem_last_set, mem_first_set, mem_set_in_block: gone.
11305 Declaration of reg_set_info: gone.
11306 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
11307 pointless with load_killed_in_block_p (they are *more*
11308 conservative then it, not less, and less accurate).
11309 (oprs_not_set_p): Ditto.
11310 (alloc_gcse_mem): Don't allocate mem_set_in_block
11311 (free_gcse_mem): Don't free it, either.
11312 (record_last_mem_set_info): Update comment in front, remove
11313 mem_*set_* stuff. Note the reason we don't handle stores directly
11315 (compute_hash_table): Update comments to reflect reality. Remove
11316 mem_*set_* references.
11317 (reset_opr_set_tables): Remove mem_*set_* references.
11318 (mark_call): Ditto.
11319 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
11320 (mark_clobber): Ditto (on both parts, we double set here too).
11321 (expr_killed_p): Remove mem_set_in_block test.
11322 (compute_transp): Remove mem_set_in_block test.
11324 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
11325 of edge, and removal of phi alternative to dump file.
11326 (ssa_ccp_substitute_constants): Add note about register now being
11327 constant, and which uses were replaced in what insns to dump file.
11329 2001-07-16 Andreas Jaeger <aj@suse.de>
11331 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
11332 variables of type HOST_WIDEST_INT.
11334 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
11335 (__bb_exit_func): Correct type of count_max to avoid overflow.
11336 (num_digits): Handle long long argument.
11338 * combine.c (gen_lowpart_for_combine): Remove unused variable.
11340 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11342 * output.h (sdb_begin_function_line): Restore as an extern
11344 * sdbout.c (sdb_begin_function_line): Make extern.
11346 2001-07-15 Richard Henderson <rth@redhat.com>
11348 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
11349 * genrecog.c (maybe_both_true_mode): New.
11350 (maybe_both_true_2): Use it.
11351 (write_switch): Don't put Pmode in a switch.
11352 * rtl.c (mode arrays): Don't explicitly size them.
11354 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11356 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
11357 handling; move unconditional splitting before mode switching.
11359 * i386.md (type): Add fistp type.
11360 (i387, length_attr, scheduling definitions): Handle this type.
11361 (fix_trunc?f?i2): Revamp to use mode switching.
11362 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
11363 * i386.h (fp_cw_mode): New enum
11364 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
11365 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
11367 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11369 * Makefile.in (integrate.o): Add debug.h.
11370 * integrate.c (debug.h): Add.
11371 (output_inline_function): Save, reset, and restore debug_hooks.
11373 2001-07-15 Richard Henderson <rth@redhat.com>
11375 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
11376 instead of COMPARE for the EQUIV expression.
11378 2001-07-15 Richard Henderson <rth@redhat.com>
11380 * flow.c (redirect_edge_and_branch_force): Initialize
11381 global_live_at_start and global_live_at_end.
11382 (allocate_bb_life_data): Export.
11383 * basic-block.h (allocate_bb_life_data): Declare.
11384 * toplev.c (rest_of_compilation): Call it.
11386 2001-07-15 Richard Henderson <rth@redhat.com>
11388 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
11389 (alpha_tablejump_best_label): New.
11390 * config/alpha/alpha-protos.h: Declare them.
11391 * config/alpha/alpha.md: Use braced strings for code blocks.
11392 (tablejump_osf): Break out add with r29.
11393 (tablejump_osf_internal): Remove.
11394 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
11395 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
11397 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11399 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
11402 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
11404 * i386-protos.h (ix86_split_fp_branch): Update prototype.
11405 (ix86_fp_jump_nontrivial_p): New.
11406 * i386.md (fp_jcc_?): Update call of split_fp_branch;
11407 use ix86_fp_jump_nontrivial_p.
11408 * i386.c (ix86_fp_jump_nontrivial_p): New.
11409 (ix86_split_fp_branch): Accept code instead of rtx.
11410 (ix86_expand_compare): Expand comparison early in case
11411 doing so is resonably cheap.
11413 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
11415 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
11417 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
11418 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
11420 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
11422 * dbxout.c (dbxout_source_line): Make static, update prototype.
11423 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
11424 (dbxout_init, dbxout_finish, dbxout_source_line,
11425 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11426 * dbxout.h (dbxout_source_line): Delete.
11427 * debug.c (debug_nothing_file, debug_nothing_file_int,
11428 debug_nothing_file_charstar_rtx): New.
11429 (do_nothing_debug_hooks): Update.
11430 (debug_nothing_void, debug_nothing_charstar_rtx,
11431 dwarf2out_end_epilogue): New.
11432 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11433 * debug.h (struct rtx_def): Declare.
11434 (gcc_debug_hooks): New hooks source_line, end_epilogue
11436 (debug_nothing_void, debug_nothing_charstar_rtx,
11437 dwarf2out_end_epilogue): New.
11438 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11439 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11440 (dwarf2_debug_hooks): Update.
11441 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11442 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11443 * dwarf2out.h (dwarf2out_source_line): Remove.
11444 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11445 Make static, update prototype.
11446 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11447 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11448 (dwarf_debug_hooks): Update.
11449 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11450 dwarfout_end_function): Remove.
11451 * final.c (profile_function): Use debug hooks for ending functions
11453 (output_source_line, final_end_function): Update prototype,
11455 (final_start_function, final_scan_insn): Update.
11456 * output.h (sdb_begin_function_line): Remove.
11457 (final_end_function): Update prototype.
11458 * sdbout.c (sdb_begin_function_line): Make static.
11459 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11460 (sdbout_source_line): New.
11461 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11463 (sdb_debug_hooks): Update.
11464 (sdbout_init, sdbout_source_line,
11465 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11466 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11467 * toplev.c (compile_file, rest_of_compilation): Update.
11468 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11469 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11470 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11471 Update for prototype changes.
11472 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11473 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11475 2001-07-15 Richard Henderson <rth@redhat.com>
11477 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11478 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11479 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11480 * config/alpha/alpha.c: Likewise.
11481 * config/alpha/alpha.md: Likewise.
11482 * config/alpha/alpha32.h: Likewise.
11483 * config/alpha/vms.h: Likewise.
11484 (OPEN_VMS): Remove.
11486 2001-07-14 Richard Henderson <rth@redhat.com>
11488 * config/alpha/alpha.md: Use define_constants for unspec values.
11489 Substitute throughout.
11491 2001-07-14 Tim Josling <tej@melbpc.org.au>
11493 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11495 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11497 * pa.md: Remove unused constraints from define_split's.
11499 2001-04-14 Richard Henderson <rth@redhat.com>
11501 * ifcvt.c (find_cond_trap): Test for exit block.
11503 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11505 Re-install recently reverted patch.
11506 * emit-rtl.c (try_split): Update mark_jump_label call.
11507 * flow.c (find_sub_basic_blocks): Likewise.
11508 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11509 jump_back_p): Kill.
11510 (mark_all_labels): Kill second parameter.
11511 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11512 (rebuild_jump_labels, jump_optimize_minimal): Update call
11513 of jump_optimize_1.
11514 (jump_optimize_1): Kill crossjumping code.
11515 (mark_jump_label): Kill cross_jump parameter.
11516 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11517 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11518 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11520 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11522 (dump_file_info): Likewise.
11523 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11524 reorganize passes to do reg-stack first, bb-reorder second.
11525 * invoke.texi (-d letters doc): Remove the jump2 pass.
11527 2001-07-14 Richard Henderson <rth@redhat.com>
11529 * ifcvt.c (find_cond_trap): New.
11530 (find_if_header): Call it.
11531 (merge_if_block): Relax existing jump sanity check.
11532 * jump.c (jump_optimize_1): Remove conditional trap handling.
11534 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11536 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11538 (insn_refs_are_delayed): Correct comment.
11539 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11540 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11541 instead of r31. Make associated insn !TARGET_64BIT, and
11542 provide an additional 64-bit insn that clobbers r2.
11543 (divsi3): Likewise.
11544 (udivsi3): Likewise.
11545 (modsi3): Likewise.
11546 (umodsi3): Likewise.
11548 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11550 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11552 * flow.c (redirect_edge_and_branch_force, split_edge,
11553 try_crossjump_to_edge): Use set_block_for_new_insns.
11554 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11556 2001-07-13 H.J. Lu (hjl@gnu.org)
11558 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11561 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11563 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11565 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11567 * c-common.c (decl_attributes): Take a pointer to the node to
11568 which attributes are to be attached, and a flags argument.
11569 * c-common.h (enum attribute_flags): New.
11570 (decl_attributes): Update prototype.
11571 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11572 finish_enum, start_function): Update calls to decl_attributes.
11573 * c-parse.in (component_declarator, component_notype_declarator,
11574 label): Update calls to decl_attributes.
11576 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11578 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11579 * config/avr/avr.c (legitimate_address_p): Return value changed
11580 from letter to register classes. For better debugging.
11582 2001-07-13 Kazu Hirata <kazu@hxi.com>
11584 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11586 2001-07-13 H.J. Lu (hjl@gnu.org)
11588 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11590 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11592 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11593 correctly for shared configurations.
11594 * config/t-libgcc-pic: New.
11595 * config/{i386,m68k,sparc}/t-openbsd: New.
11596 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11597 Support -shared. Support debugging libraries with -g.
11598 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11599 frame information does not emit pointer diffs.
11600 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11601 emit pointer diffs.
11603 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11605 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11607 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11609 * combine.c (try_combine): Ensure const_int pow2 is positive.
11611 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11613 * config.gcc: Add configuration for s/390.
11614 * config/s390/s390.c: New. Subroutines for code generation.
11615 * config/s390/s390.h: New. Definitions for s/390.
11616 * config/s390/s390-protos.h: New. Prototypes.
11617 * config/s390/linux.h: New. Definitions for linux for s/390.
11618 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11619 * config/s390/t-linux: New. Makefile fragment.
11620 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11621 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11623 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11625 * emit-rtl.c (try_split): Update mark_jump_label call.
11626 * flow.c (find_sub_basic_blocks): Likewise.
11627 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11628 jump_back_p): Kill.
11629 (mark_all_labels): Kill second parameter.
11630 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11631 (rebuild_jump_labels, jump_optimize_minimal): Update call
11632 of jump_optimize_1.
11633 (jump_optimize_1): Kill crossjumping code.
11634 (mark_jump_label): Kill cross_jump parameter.
11635 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11636 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11637 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11639 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11641 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11642 reorganize passes to do reg-stack first, bb-reorder second.
11643 * invoke.texi (-d letters doc): Remove the jump2 pass.
11645 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11647 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11649 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11651 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11653 (verify_flow_info): Make diagnostics prettier.
11655 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11657 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11659 * flow.c (outgoing_edges_match): Return early if condition reversal
11662 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11664 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11665 (mips_move_2words): When splitting a move into two instructions,
11666 prefix the second address operand with '%D'.
11668 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11670 * Makefile.in (final.o): Depend on debug.h.
11671 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11672 (dbx_debug_hooks): Add new hooks.
11673 (xcoff_debug_hooks): New.
11674 * debug.c (debug_nothing_file_int_int): New.
11675 (do_nothing_debug_hooks): Update.
11676 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11677 (debug_nothing_file_int_int): New.
11678 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11679 static, update prototype.
11680 (dwarf2_debug_hooks): Update.
11681 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11682 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11683 static, update prototype.
11684 (dwarf_debug_hooks): Update.
11685 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11686 * final.c: Include debug.h.
11687 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11688 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11689 static, update prototype.
11690 (sdb_debug_hooks): Update.
11691 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11692 * toplev.c: Distinguish between xcoff and dbx.
11694 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11695 Call all debug hooks, not just dwarf ones.
11697 2001-07-11 Timothy Wall <twall@redhat.com>
11699 * config.gcc: Add configuration for AIX5/IA64.
11700 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11701 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11702 support prefix/suffix code.
11703 * config/ia64/t-aix: New. Makefile fragment.
11704 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11706 2001-07-11 Kazu Hirata <kazu@hxi.com>
11708 * recog.c (validate_change): Fix a comment typo.
11710 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11712 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11713 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11715 * dbxout.c (dbx_debug_hooks): Add new hooks.
11716 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11718 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11720 * dbxout.h (dbxout_start_new_source_file,
11721 dbxout_resume_previous_source_file): Delete.
11722 * debug.c (do_nothing_debug_hooks): Add new hooks.
11723 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11724 (debug_nothing_int_charstar, debug_nothing_int): New.
11725 * debug.h (gcc_debug_hooks): New hooks define, undef,
11726 start_source_file and end_source_file.
11727 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11728 (debug_nothing_int_charstar, debug_nothing_int): New.
11729 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11730 the conditionally compiled section.
11731 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11732 dwarf2out_define, dwarf2out_undef): Make static.
11733 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11734 dwarf2out_define, dwarf2out_undef): Remove.
11735 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11736 (dwarfout_start_source_file, dwarfout_end_source_file,
11737 dwarfout_define, dwarfout_undef): Make static.
11738 (dwarfout_start_source_file_check,
11739 dwarfout_end_source_file_check): New.
11740 (dwarfout_define, dwarfout_finish): Update.
11741 * dwarfout.h (dwarfout_start_new_source_file,
11742 dwarfout_resume_previous_source_file, dwarfout_define,
11743 dwarfout_undef): Remove.
11744 * sdbout.c (sdb_debug_hooks): Add new hooks.
11745 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11747 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11748 make static, take an arg.
11749 * sdbout.h (sdbout_start_new_source_file,
11750 sdbout_resume_previous_source_file): Delete.
11751 * toplev.c (debug_start_source_file, debug_end_source_file,
11752 debug_define, debug_undef): Delete.
11753 * toplev.h (debug_start_source_file, debug_end_source_file,
11754 debug_define, debug_undef): Delete.
11756 * java/jcf-parse.c: Include debug.h.
11757 (parse_class_file): Update to use debug hooks directly.
11758 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11760 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11762 * alias.c (set_mem_alias_set): New function.
11763 * rtl.h (set_mem_alias_set): Declare it.
11764 * builtins.c (expand_builtin_return_addr): Call it instead of
11765 using MEM_ALIAS_SET accessor.
11766 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11767 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11768 (expand_builtin_va_copy):Likewise.
11769 * caller-save.c (setup_save_areas): Likewise.
11770 * calls.c (compute_argument_addresses): Likewise.
11771 * explow.c (set_mem_attributes): Likewise.
11772 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11773 (expand_assignment, store_constructor_field, store_field): Likewise.
11774 (expand_expr_unaligned): Likewise.
11775 * function.c (assign_stack_temp_for_type): Likewise.
11776 (put_reg_into_stack, gen_mem_addressof): Likewise.
11777 * ifcvt.c (noce_try_cmove_arith): Likewise.
11778 * reload1.c (reload, alter_reg): Likewise.
11779 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11780 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11781 (alpha_expand_unaligned_store): Likewise
11782 (alpha_expand_unaligned_load_words): Likewise.
11783 (alpha_expand_unaligned_store_words): Likewise.
11784 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11785 (alpha_expand_epilogue): Likewise.
11786 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11787 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11788 * config/i386/i386.c (legitimize_pic_address): Likewise.
11789 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11790 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11791 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11792 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11793 * config/mips/mips.c (mips_va_arg): Likewise.
11794 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11795 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11796 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11797 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11798 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11799 (rs6000_emit_epilogue): Likewise.
11800 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11801 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11802 * config/v850/v850.c (v850_va_arg): Likewise.
11804 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11806 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11807 when fallthru edge is present.
11808 (mege_blocks): Handle case where creation of jump insn
11811 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11812 CLEANUP_POST_REGSTACK): New constants.
11813 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11814 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11815 * output.h (cleanup_cfg): Update prototype.
11816 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11817 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11818 cleanup_cfg call; kill missleading comment.
11819 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11820 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11821 parameter; control optimizations performed using it.
11822 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11823 try_crossjump_bb): New functions.
11825 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11827 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11829 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11830 pa_output_function_prologue.
11831 * pa-protos.h (pa_output_function_prologue): New prototype.
11833 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11835 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11836 and low to get correct sign extension in low+high test.
11838 2001-07-11 Janis Johnson <janis@us.ibm.com>
11840 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11841 for large hit count.
11843 * profile.c (branch_prob): Fix .bbg info for computed gotos
11846 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11848 * stmt.c (parse_output_constraint): New function, split out
11850 (expand_asm_operands): ... here. Use parse_output_constraint.
11851 * tree.h (parse_output_constraint): Declare it.
11853 2001-07-11 Richard Henderson <rth@redhat.com>
11855 * bitmap.c: Comment some functions; fiddle whitespace.
11856 (bitmap_free): Don't export.
11857 (bitmap_element_allocate): Use memset.
11858 * bitmap.h (bitmap_free): Don't declare.
11860 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11862 * gcse.c, lcm.c, sched-deps.c:
11863 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
11865 * flow.c (flow_loops_find): Free dom if we found no loops, since
11866 we aren't going to save it.
11868 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
11871 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
11873 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
11875 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11877 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
11878 #ifndef DWARF2_DEBUGGING_INFO.
11880 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11882 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
11884 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11886 * config/mips/mips.c (gen_int_relational): Tell the caller not to
11887 reverse a branch if a NE comparison is implemented with GTU.
11889 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11890 H.J. Lu <hjl@gnu.org>
11892 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
11893 constant addresses.
11894 (call_internal2): Likewise.
11895 (call_value_internal1): Likewise.
11896 (call_value_internal2): Likewise.
11897 (call_value_multiple_internal1): Likewise.
11898 (call_value_multiple_internal2): Likewise.
11900 2001-07-10 Kazu Hirata <kazu@hxi.com>
11902 * calls.c (emit_library_call_value_1): Fix a comment typo.
11903 * dwarf2out.c (mem_loc_descriptor): Likewise.
11904 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
11906 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
11908 * simplify-rtx.c (simplify_subreg): Fix typo in comment
11910 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11912 * recog.c (offsettable_address_p): Handle LO_SUM case.
11913 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
11914 instead of plus_constant.
11916 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11918 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
11919 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
11921 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11923 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
11924 adjust_address_nv instead of plus_constant.
11926 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
11928 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
11929 dwarf2out.o): Depend on debug.h, wrap long lines.
11930 * dbxout.c: Include debug.h.
11931 (dbx_debug_hooks): New.
11932 (dbxout_init): Make static, take just 2 args.
11933 (dbxout_finish): Make static.
11934 * dbxout.h (dbxout_init, dbxout_finish): Delete.
11935 * debug.c: New file.
11936 * debug.h: New file.
11937 * dwarf2out.c: Include debug.h.
11938 (dwarf2_debug_hooks): New.
11939 (dwarf2out_init): Make static.
11940 (dwarf2out_finish): Make static, take 2 args.
11941 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
11942 * dwarfout.c: Include debug.h.
11943 (dwarf_debug_hooks): New.
11944 (dwarfout_init): Make static.
11945 (dwarfout_finish): Make static, take 2 args.
11946 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
11947 * sdbout.c: Include debug.h.
11948 (sdb_debug_hooks): New.
11949 (sdbout_init): Make static, take 2 args.
11950 * sdbout.h (sdbout_init): Delete.
11951 * toplev.c: Include debug.h.
11952 (debug_hooks): New.
11953 (compile_file): Set deubg_hooks based on command line options.
11954 Use the hooks unconditionally rather than conditional compilation.
11956 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
11958 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
11959 first_insn_after_basic_block_note instead.
11961 * df.c (df_bb_refs_unlink): #if 0 out for now.
11963 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
11965 * ssa.h: Add prototype for ssa_const_prop
11966 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
11967 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
11968 (ssa_fast_dce): Remove unused variable
11970 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11972 * diagnostic.c (finish_diagnostic): Rename to
11973 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
11976 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
11978 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
11981 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
11982 (dump_file): Only pad the demangled name with spaces if the
11983 mangled name was padded with spaces.
11985 2001-07-10 Bernd Schmidt <bernds@redhat.com>
11987 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
11990 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11992 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
11993 extraction if no direct load if either EXPAND_CONST_ADDRESS or
11994 EXPAND_INITIALIZER.
11996 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
11997 whether can put offset inside LO_SUM to check mode alignment, not size.
11999 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12001 * doc/tm.texi (Misc): Fix thinko.
12003 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
12005 * regmove.c (replace_in_call_usage): Fix warnings.
12006 * sched-deps.c (add_dependence): Fix warnings.
12007 * simplify-rtx.c (simplify_subreg): Likewise.
12008 Return NULL_RTX instead of NULL.
12010 * reg-stack.c (emit_swap_insn): Eliminate warnings.
12011 (subst_asm_stack_regs): Likewise.
12013 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
12016 * dwarf2out.c (output_call_frame_info): Declare i as int.
12017 (build_abbrev_table): Declare n_alloc as int.
12018 (dwarf2out_finish): Initialize die.
12019 * except.c: Declare sjlj_funcdef_number as unsigned.
12020 (connect_post_landing_pads): Declare j as unsigned.
12021 (convert_to_eh_region_ranges): Initialize call_site.
12022 (output_function_exception_table): Initialize tt_format_size.
12023 * expr.c (move_by_pieces_1): Initialize to1.
12024 (store_constructor): Initialize minelt and maxelt.
12025 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
12026 * function.c (instantiate_decls): Avoid signed/unsigned warning.
12028 * c-decl.c (combine_parm_decls): Unused, remove.
12029 * c-tree.h: Remove prototype for combine_parm_decls.
12031 * reload.c (push_reload): Fix warning.
12032 (regno_clobbered_p): Likewise.
12033 * reload1.c (replace_pseudos_in_call_usage): Likewise.
12034 (reload_combine): Likewise.
12036 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
12037 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
12039 * bitmap.c (bitmap_operation): Change user.
12040 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
12042 2001-07-10 Eric Christopher <echristo@redhat.com>
12044 * config/mips/mips.c (override_options): Fix typo.
12046 2001-07-09 Stan Shebs <shebs@apple.com>
12048 * target.h (struct gcc_target): New fields init_builtins and
12050 * target-def.h (TARGET_INIT_BUILTINS): New macro.
12051 (TARGET_EXPAND_BUILTIN): New macro.
12052 (TARGET_INITIALIZER): Add them.
12053 * builtins.c: Include target.h.
12054 (expand_builtin): Use targetm.expand_builtin.
12055 (default_init_builtins): New function.
12056 (default_expand_builtin): New function.
12057 * expr.h (default_init_builtins): Declare.
12058 (default_expand_builtin): Declare.
12059 * c-common.c (c_common_nodes_and_builtins): Use
12060 targetm.init_builtins.
12061 * defaults.h (MD_INIT_BUILTINS): Remove.
12062 * Makefile.in (builtins.o): Depend on target.h.
12064 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
12065 (TARGET_EXPAND_BUILTIN): Define.
12066 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
12067 (MD_EXPAND_BUILTIN): Remove.
12069 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
12070 (TARGET_EXPAND_BUILTIN): Define.
12071 (c4x_init_builtins): Make endlink arg a local.
12072 (c4x_print_operand): Fix typos in adjust_address usages.
12073 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
12074 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
12075 (MD_EXPAND_BUILTIN): Remove.
12077 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
12078 (TARGET_EXPAND_BUILTIN): Define.
12079 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
12080 (ix86_init_builtins): Call new function only if TARGET_MMX.
12081 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
12082 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
12083 (MD_EXPAND_BUILTIN): Remove.
12085 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
12086 (TARGET_EXPAND_BUILTIN): Define.
12087 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
12088 (MD_EXPAND_BUILTIN): Remove.
12090 * doc/tm.texi: Document these changes.
12092 2001-07-09 Diego Novillo <dnovillo@redhat.com>
12094 * basic-block.h (tree_node): Forward declare if needed.
12095 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
12096 (BLOCK_HEAD_TREE): Define.
12097 (BLOCK_END_TREE): Define.
12098 (struct loops): Rename field 'tree' to 'tree_root'.
12099 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
12101 (flow_loops_tree_build): Rename reference to field 'tree' to
12103 (flow_loops_level_compute): Ditto.
12104 * predict.c (estimate_bb_frequencies): Ditto.
12105 * tree.h (struct tree_common): Add field 'aux'.
12107 2001-07-09 Stan Shebs <shebs@apple.com>
12109 * config/darwin.c (darwin_encode_section_info): Don't mark any
12110 DECL_EXTERNAL node as defined.
12112 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
12114 * pa.c (pa_init_machine_status, pa_mark_machine_status,
12115 pa_free_machine_status, hppa_init_pic_save): Delete.
12116 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
12117 (hppa_profile_hook): Use hppa_pic_save_rtx.
12118 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
12119 hppa_init_pic_save): Delete.
12120 (hppa_pic_save_rtx): Declare.
12121 * pa.md (call, call_value, sibcall, sibcall_value,
12122 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
12124 2001-07-09 Kazu Hirata <kazu@hxi.com>
12126 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
12127 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
12129 2001-07-09 Andreas Jaeger <aj@suse.de>
12131 * output.h: Add declaration of final_forward_branch_p.
12133 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
12135 * varray.c: Include errors.h for internal_error and trim_filename
12138 * Makefile.in (varray.o): Add errors.h.
12140 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
12142 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
12143 * optabs.c (have_add2_insn): Check whether the add insn chosen
12144 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
12145 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
12147 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
12149 * Makefile.in (OBJS): Add ssa-ccp.o
12150 (ssa-ccp.o): Add dependencies.
12151 * toplev.c (DFI_ssa_ccp): New dump file enum.
12152 (dump_file): Add entry for dumping after SSA CCP.
12153 (flag_ssa_ccp): New flag variable.
12154 (f_options): Add -fssa-ccp.
12155 (rest_of_compilation): Run SSA CCP if requested.
12156 * timevar.def (TV_SSA_CCP): New timevar.
12157 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
12158 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
12159 Fix minor typo in SSA DCE documentation.
12160 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
12161 Add documentation for new dump option. Renumber dump files
12164 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12166 * emit-rtl.c (gen_highpart_mode): New.
12167 * rtl.h (gen_highpart_mode): Declare.
12168 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
12169 operand can be VOIDmode constant.
12171 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
12173 * flow.c (redirect_edge_and_branch_force): New.
12174 (can_fallthru): Ensure that basic blocks are succeeding.
12175 (try_optimize_cfg): Do not delete basic block if it is the last one.
12177 * flow.c (try_redirect_by_replacing_jump): Do not remove
12178 jumps with side effects, unlink chain on fallthru edge;
12179 set block for new jump instruction; avoid basic block to
12180 over by line number note.
12182 * flow.c (try_simplify_condjump): Verify that the condjump
12183 is not always falling through.
12186 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12188 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12189 (try_redirect_by_replacing_jump): Update properly the count
12190 and frequency information.
12192 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12194 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
12195 address that is a LO_SUM specially.
12196 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
12198 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
12200 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
12201 (operand_subword): Use them.
12202 (change_address_1): Renamed from change_address; new arg VALIDATE.
12203 * expr.h: Reflect above changes; change_address now macro.
12204 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
12206 * cselib.c (add_mem_for_addr): Likewise.
12207 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
12208 * regmove.c (try_apply_stack_adjustment): Likewise.
12209 * reload.c (push_reload, make_memloc): Likewise.
12210 * reload1.c (eliminate_regs): Likewise.
12211 * simplify-rtx.c (simplify_replace_rtx): Likewise.
12212 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
12214 * combine.c (make_extraction, simplify_shift_const): Likewise.
12215 (gen_lowpart_for_combine): Likewise.
12216 * cse.c (gen_lowpart_if_possible): Likewise.
12217 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
12218 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
12219 * optabs.c (gen_move_insn): Likewise.
12220 * reload1.c (alter_reg): Likewise.
12221 * simplify-rtx.c (simplify_subreg): Likewise.
12222 * stmt.c (expand_anon_union_decl): Likewise.
12223 * recog.c (validate_replace_rtx_1): Likewise.
12225 * Makefile.in (recog.o): Add $(EXPR_H).
12226 * explow.c (stabilize): Call replace_equiv_address.
12227 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
12228 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
12230 2001-07-03 Andrew Haley <aph@redhat.com>
12232 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
12233 the mode of the memory location.
12235 2001-07-09 Bo Thorsen <bo@suse.co.uk>
12237 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
12239 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
12241 * final.c (output_addr_const): Use target opening and
12242 closing parentheses.
12243 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
12244 defaults, add to TARGET_ASM_OUT.
12245 * target.h (struct gcc_target): Add open_paren and close_paren.
12246 * doc/md.texi: Update.
12247 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
12248 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
12249 TARGET_ASM_CLOSE_PAREN.
12250 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12252 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12254 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
12255 * config/a29k/a29k.h: Similarly.
12256 * config/alpha/alpha.h: Similarly.
12257 * config/arc/arc.h: Similarly.
12258 * config/arm/aof.h: Similarly.
12259 * config/arm/aout.h: Similarly.
12260 * config/avr/avr.h: Similarly.
12261 * config/c4x/c4x.h: Similarly.
12262 * config/clipper/clipper.h: Similarly.
12263 * config/convex/convex.h: Similarly.
12264 * config/d30v/d30v.h: Similarly.
12265 * config/dsp16xx/dsp16xx.h: Similarly.
12266 * config/elxsi/elxsi.h: Similarly.
12267 * config/fr30/fr30.h: Similarly.
12268 * config/h8300/h8300.h: Similarly.
12269 * config/i370/i370.h: Similarly.
12270 * config/i386/i386.h: Similarly.
12271 * config/i860/i860.h: Similarly.
12272 * config/i960/i960.h: Similarly.
12273 * config/ia64/ia64.h: Similarly.
12274 * config/m32r/m32r.h: Similarly.
12275 * config/m68hc11/m68hc11.h: Similarly.
12276 * config/m68k/m68k.h: Similarly.
12277 * config/m88k/m88k.h: Similarly.
12278 * config/mcore/mcore.h: Similarly.
12279 * config/mips/mips.h: Similarly.
12280 * config/mn10200/mn10200.h: Similarly.
12281 * config/mn10300/mn10300.h: Similarly.
12282 * config/ns32k/ns32k.h: Similarly.
12283 * config/pa/pa.h: Similarly.
12284 * config/pdp11/pdp11.h: Similarly.
12285 * config/pj/pj.h: Similarly.
12286 * config/romp/romp.h: Similarly.
12287 * config/rs6000/rs6000.h: Similarly.
12288 * config/sh/sh.h: Similarly.
12289 * config/sparc/sparc.h: Similarly.
12290 * config/v850/v850.h: Similarly.
12291 * config/vax/vax.h: Similarly.
12292 * config/we32k/we32k.h: Similarly.
12294 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
12296 * doc/c-tree.texi: Document representation of attributes.
12298 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12300 * doc/tm.texi: Update some places for the rename of target to
12303 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12305 * target.h (struct gcc_target): Add insert_attributes.
12306 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
12307 (TARGET_INITIALIZER): Update.
12308 * tree.c, tree.h (default_insert_attributes): New function.
12309 Update comments on other default functions to refer to targetm,
12311 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
12312 TARGET_INSERT_ATTRIBUTES.
12313 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
12314 * c-common.c (decl_attributes): Use targetm.insert_attributes.
12315 Don't use PRAGMA_INSERT_ATTRIBUTES.
12316 * Makefile.in (c-common.o): Depend on $(TARGET_H).
12317 * c-decl.c (start_decl, start_function): Don't call
12318 SET_DEFAULT_DECL_ATTRIBUTES.
12319 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12320 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
12322 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
12323 (c4x_check_attribute): Avoid modifying attribute list itself.
12324 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
12326 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
12327 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
12329 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
12330 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
12332 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12333 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
12335 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
12336 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
12337 Adjust parameters. Make static.
12339 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12341 * c-common.c (decl_attributes): Only take a single attributes
12343 * c-common.h (decl_attributes): Update prototype.
12344 * c-decl.c (start_decl, start_function): Only take a single
12345 attributes parameter. Update calls to decl_attributes.
12346 (finish_struct, finish_enum): Update calls to decl_attributes.
12347 (push_parm_decl): Expect unified list of attributes. Update call
12348 to decl_attributes.
12349 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
12350 notype_nested_function, component_declarator,
12351 component_notype_declarator, label): Update calls to
12353 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
12354 lists that are passed to push_parm_decl.
12355 * c-tree.h (start_function, start_decl): Update prototypes.
12356 * config/sh/sh-protos.h, config/sh/sh.c
12357 (sh_pragma_insert_attributes): Only take a single attributes
12359 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
12360 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
12361 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
12362 build_module_descriptor, generate_static_references,
12363 generate_strings, build_selector_translation_table,
12364 generate_descriptor_table, generate_protocols,
12365 generate_ivars_list, generate_dispatch_table,
12366 generate_protocol_list, generate_category,
12367 generate_shared_structures, really_start_method, add_objc_decls,
12368 generate_classref_translation_entry): Update calls to start_decl
12369 and start_function.
12370 (build_tmp_function_decl, start_method_def): Unify attribute lists
12371 that are passed to push_parm_decl.
12373 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
12375 * final.c (no_asm_to_stream): New.
12376 (final_scan_insn): Use target structures for prologue ends
12377 and epilogue starts.
12378 * output.h (no_asm_to_stream): New.
12379 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
12380 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
12381 (TARGET_ASM_OUT): Update.
12382 * target.h (struct gcc_target): New members function_end_prologue
12383 and function_begin_epilogue.
12384 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
12385 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
12386 * config/alpha/alpha.c (output_end_prologue): Rename to
12387 alpha_output_function_end_prologue. Use in target struct
12389 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
12390 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
12391 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
12392 ia64_output_function_end_prologue. Use in target struct
12394 (ia64_function_prologue, ia64_funciton_epilogue): Rename
12395 mistyped prototypes.
12396 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
12397 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
12399 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
12400 an use in target struct, make static.
12401 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
12404 2001-07-08 Richard Henderson <rth@redhat.com>
12406 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
12408 2001-07-08 Richard Henderson <rth@redhat.com>
12410 * config/i386/i386.md: Remove constraints strings from define_split
12411 and define_peephole2 patterns.
12412 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
12413 (eh_return): Use them.
12415 2001-07-08 Richard Henderson <rth@redhat.com>
12417 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
12418 Document MD_FALLBACK_FRAME_STATE_FOR.
12420 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12422 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
12423 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
12425 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12427 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12429 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12430 of the label inside NAME as opposed to just the end of NAME.
12432 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12434 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12435 * config/alpha/alpha.c (alpha_init_machine_status,
12436 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12437 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12438 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12439 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12441 2001-07-06 Stan Shebs <shebs@apple.com>
12443 * target.h (targetm): Rename global from "target", so as not to
12444 conflict with local variables.
12446 * c-typeck.c: Ditto.
12449 * cp/decl.c: Ditto.
12450 * cp/decl2.c: Ditto.
12451 * cp/typeck.c: Ditto.
12452 * 1750a/1750a.c: Ditto.
12453 * a29k/a29k.c: Ditto.
12454 * arc/arc.c: Ditto.
12455 * arm/arm.c: Ditto.
12456 * avr/avr.c: Ditto.
12457 * clipper/clipper.c: Ditto.
12458 * convex/convex.c: Ditto.
12459 * d30v/d30v.c: Ditto.
12460 * dsp16xx/dsp16xx.c: Ditto.
12461 * elxsi/elxsi.c: Ditto.
12462 * fr30/fr30.c: Ditto.
12463 * h8300/h8300.c: Ditto.
12464 * i370/i370.c: Ditto.
12465 * i386/i386.c: Ditto.
12466 * i860/i860.c: Ditto.
12467 * i960/i960.c: Ditto.
12468 * ia64/ia64.c: Ditto.
12469 * m32r/m32r.c: Ditto.
12470 * m68hc11/m68hc11.c: Ditto.
12471 * m68k/m68k.c: Ditto.
12472 * m88k/m88k.c: Ditto.
12473 * mips/mips.c: Ditto.
12474 * ns32k/ns32k.c: Ditto.
12476 * pdp11/pdp11.c: Ditto.
12477 * romp/romp.c: Ditto.
12478 * rs6000/rs6000.c: Ditto.
12480 * sparc/sparc.c: Ditto.
12481 * vax/vax.c: Ditto.
12482 * we32k/we32k.c: Ditto.
12483 * doc/tm.texi: Update the manual to match.
12485 2001-07-06 Richard Henderson <rth@redhat.com>
12487 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12488 DWARF2_UNWIND_INFO not just whether it is defined.
12490 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12492 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12493 call to simplify_binary_operation returns a new pattern.
12495 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12497 * glimits.h (__SHRT_MAX__): New.
12498 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12499 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12501 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12503 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12506 2001-07-06 Richard Henderson <rth@redhat.com>
12508 * bitmap.c (bitmap_release_memory): Move adjacent to the
12509 allocation functions.
12510 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12511 the implementation. Binary search for the set bit.
12512 (bitmap_union_of_diff): Allocate the temporary on the stack
12513 instead of using xmalloc.
12515 2001-07-06 Richard Henderson <rth@redhat.com>
12517 * genrecog.c (validate_pattern): Warn for constraints in
12518 define_{expand,split,peephole2}. Remove strict_low_part
12519 before looking up match_dup.
12521 2001-07-06 DJ Delorie <dj@redhat.com>
12523 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12524 chapter about various build hints and history. Add section
12525 talking about the various types of native and cross builds.
12527 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12529 * Makefile.in (final.o): Depend on target.h.
12530 * final.c: Include target.h.
12531 (default_function_pro_epilogue): New.
12532 (final_start_function): Use target structure for function prologues.
12533 (final_end_function): Use target structure for function epilogues.
12534 * fold-const.c (real_hex_to_f): Constify s and p.
12535 * output.h (default_function_pro_epilogue): New.
12536 * real.h (real_hex_to_f): Update prototype.
12537 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12538 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12539 (TARGET_INITIALIZER): Update.
12540 * target.h (gcc_target): Add struct asm_out.
12541 * doc/tm.texi: Update.
12544 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12545 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12546 in cpu/cpu.c, or rename old functions consistently. Take
12547 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12548 redundant macros and prototypes. Make new functions static.
12550 * 1750a/1750a.c: Similarly.
12551 * 1750a/1750a.h: Similarly.
12552 * a29k/a29k-protos.h: Similarly.
12553 * a29k/a29k.c: Similarly.
12554 * a29k/a29k.h: Similarly.
12555 * arc/arc-protos.h: Similarly.
12556 * arc/arc.c: Similarly.
12557 * arc/arc.h: Similarly.
12558 * arm/arm-protos.h: Similarly.
12559 * arm/arm.c: Similarly.
12560 * arm/arm.h: Similarly.
12561 * avr/avr-protos.h: Similarly.
12562 * avr/avr.c: Similarly.
12563 * avr/avr.h: Similarly.
12564 * clipper/clipper-protos.h: Similarly.
12565 * clipper/clipper.c: Similarly.
12566 * clipper/clipper.h: Similarly.
12567 * convex/convex.c: Similarly.
12568 * convex/convex.h: Similarly.
12569 * d30v/d30v-protos.h: Similarly.
12570 * d30v/d30v.c: Similarly.
12571 * d30v/d30v.h: Similarly.
12572 * d30v/d30v.md: Similarly.
12573 * dsp16xx/dsp16xx-protos.h: Similarly.
12574 * dsp16xx/dsp16xx.c: Similarly.
12575 * dsp16xx/dsp16xx.h: Similarly.
12576 * elxsi/elxsi.c: Similarly.
12577 * elxsi/elxsi.h: Similarly.
12578 * fr30/fr30.c: Similarly.
12579 * fr30/fr30.md: Similarly.
12580 * h8300/h8300-protos.h: Similarly.
12581 * h8300/h8300.c: Similarly.
12582 * h8300/h8300.h: Similarly.
12583 * i370/i370-protos.h: Similarly.
12584 * i370/i370.c: Similarly.
12585 * i370/i370.h: Similarly.
12586 * i386/i386.c: Similarly.
12587 * i386/osf1elf.h: Similarly.
12588 * i386/osfrose.h: Similarly.
12589 * i860/i860-protos.h: Similarly.
12590 * i860/i860.c: Similarly.
12591 * i860/i860.h: Similarly.
12592 * i960/i960-protos.h: Similarly.
12593 * i960/i960.c: Similarly.
12594 * i960/i960.h: Similarly.
12595 * ia64/ia64-protos.h: Similarly.
12596 * ia64/ia64.c: Similarly.
12597 * ia64/ia64.h: Similarly.
12598 * m32r/m32r-protos.h: Similarly.
12599 * m32r/m32r.c: Similarly.
12600 * m32r/m32r.h: Similarly.
12601 * m68hc11/m68hc11-protos.h: Similarly.
12602 * m68hc11/m68hc11.c: Similarly.
12603 * m68hc11/m68hc11.h: Similarly.
12604 * m68k/crds.h: Similarly.
12605 * m68k/dpx2.h: Similarly.
12606 * m68k/m68k-protos.h: Similarly.
12607 * m68k/m68k.c: Similarly.
12608 * m68k/m68k.h: Similarly.
12609 * m68k/news.h: Similarly.
12610 * m88k/m88k-protos.h: Similarly.
12611 * m88k/m88k.c: Similarly.
12612 * m88k/m88k.h: Similarly.
12613 * mips/mips-protos.h: Similarly.
12614 * mips/mips.c: Similarly.
12615 * mips/mips.h: Similarly.
12616 * ns32k/merlin.h: Similarly.
12617 * ns32k/ns32k.c: Similarly.
12618 * ns32k/ns32k.h: Similarly.
12619 * ns32k/tek6000.h: Similarly.
12620 * pa/pa-protos.h: Similarly.
12621 * pa/pa.c: Similarly.
12622 * pa/pa.h: Similarly.
12623 * pdp11/2bsd.h: Similarly.
12624 * pdp11/pdp11-protos.h: Similarly.
12625 * pdp11/pdp11.c: Similarly.
12626 * pdp11/pdp11.h: Similarly.
12627 * romp/romp-protos.h: Similarly.
12628 * romp/romp.c: Similarly.
12629 * romp/romp.h: Similarly.
12630 * rs6000/rs6000-protos.h: Similarly.
12631 * rs6000/rs6000.c: Similarly.
12632 * rs6000/rs6000.h: Similarly.
12633 * rs6000/sysv4.h: Similarly.
12634 * sh/sh-protos.h: Similarly.
12635 * sh/sh.c: Similarly.
12636 * sh/sh.h: Similarly.
12637 * sparc/sparc-protos.h: Similarly.
12638 * sparc/sparc.c: Similarly.
12639 * sparc/sparc.h: Similarly.
12640 * vax/vax.c: Similarly.
12641 * vax/vax.h: Similarly.
12642 * vax/vms.h: Similarly.
12643 * we32k/we32k.c: Similarly.
12644 * we32k/we32k.h: Similarly.
12646 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12648 * basic-block.h (first_insn_after_basic_block_note): Declare.
12649 * flow.c (first_insn_after_basic_block_note): Define. Moved
12651 * ssa.c (first_insn_after_basic_block_note): Remove.
12652 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12654 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12655 nodes when we find a dead conditional branch. Insert BARRIERs
12656 after any blocks with no successors, but which do not have
12659 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12661 * varray.c (varray_check_failed): Use internal_error.
12663 2001-07-05 Andrew Haley <aph@redhat.com>
12665 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12666 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12667 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12669 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12671 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12672 reference if the target constant is also a SYMBOL_REF.
12674 2001-07-05 Eric Christopher <echristo@redhat.com>
12676 * config/mips/mips.h (MASK_MIPS3900): Remove.
12677 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12678 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12679 (TARGET_MIPS3900): Change to use mips_arch.
12680 (TARGET_MIPS4000): New.
12681 (TARGET_MIPS4100): New.
12682 (TARGET_MIPS4300): New.
12683 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12684 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12686 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12687 (ISA_HAS_BRANCHLIKELY): To here.
12688 (CC1_CPU_SPEC): New.
12689 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12690 (mips_arch_string): Declare.
12691 (mips_arch): Declare.
12692 (TARGET_OPTIONS): Add -march and -mtune.
12694 * config/mips/mips.c (mips_arch_string): New.
12696 (override_options): Handle -march for codegen and -mtune
12697 for scheduling. Use mips_arch. Move tx39 target default here.
12698 (mips_parse_cpu): Move error message to override_options.
12700 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12702 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12704 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12705 (MIPS Options): Ditto. Change mcpu entry to historical text.
12707 2001-07-05 H.J. Lu (hjl@gnu.org)
12709 * config/mips/mips.c (mips_parse_cpu): New function to parse
12712 2001-07-05 Jim Wilson <wilson@redhat.com>
12714 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12715 * config/ia64/t-ia64: Likewise.
12716 (LIB1ASMFUNCS): Update comment.
12718 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12720 * doc/install.texi (Install GCC: Binaries): Fix typo.
12722 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12724 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12725 reference using the stack pointer, adjust it since we push Y
12727 ("*ashrsi3"): Likewise.
12728 ("*lshrsi3"): Likewise.
12730 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12732 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12733 when -fomit-frame-pointer is used.
12735 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12737 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12738 (try_redirect_by_replacing_jump): Reverse updating properly the
12739 count and frequency information. Reverse removing cc0 setter.
12740 (forwarder_block_p): Reverse fixing for fallthru blocks.
12742 2001-07-05 DJ Delorie <dj@redhat.com>
12744 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12745 (translate_options): If the above is defined, use it to map
12746 given options to new options.
12747 * doc/tm.texi: Document it.
12749 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12750 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12752 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12753 cause programs using computed gotos to run more slowly.
12755 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12757 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12759 Consistently require binutils 2.11.2, not prereleases.
12760 (Specific, decstation-*): Canonicalize as mips-dec-*.
12761 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12763 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12764 (Specific, mips-*): Reword MIPS C compiler requirements.
12765 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12766 (Specific, sunv5): Removed, obsolete.
12768 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12770 * dwarf2out.c (output_loc_list): Use an all ones mask for
12771 .text asm output and don't rely on long long
12772 literals. Reformat some long lines.
12774 2001-07-05 Andreas Jaeger <aj@suse.de>
12776 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12779 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12781 * dwarf2out.c (dwarf2out_define): Update comment.
12782 (dwarf2out_undef): Ditto.
12783 (dwarf2out_start_source_file): Ditto.
12784 (dwarf2out_end_source_file): Ditto.
12785 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12786 since we never call the start/end debug hook for the primary file.
12788 2001-07-04 Kazu Hirata <kazu@hxi.com>
12790 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12793 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12795 * cppinit.c (remove_dup_dirs): Inform if a system include
12796 directory is being reordered.
12797 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12799 * doc/cpp.texi (Search Paths): Likewise.
12800 * doc/gcc.texi (Interoperation): Remove information about
12803 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12805 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12806 (VARRAY_TOP_CHAR_PTR): Likewise.
12808 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12810 * gcc.c (process_command): Don't assign elements of a const char*.
12812 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12814 * emit-rtl.c (change_address): Don't abort if invalid address while
12815 reload is in progress.
12817 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12819 * c-lex.c (cb_file_change): Pass line number to
12820 debug_start_source_file.
12821 (cb_undefine): Pass correct line number to debug_undef.
12823 * toplev.c (debug_start_source_file): Add line number to
12824 parameters. Pass it along to dwarf2out_start_source_file.
12825 (decode_g_option): Stop resetting debug level back to normal when
12826 we change debug formats, unless the current level is
12827 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12830 * toplev.h (debug_start_source_file): Add line number to
12833 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12836 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12838 Output debug_macinfo data for starting file if requested.
12839 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12841 (dwarf2out_define): Output debug_macinfo data for defining a macro
12843 (dwarf2out_undef): Output debug_macinfo data for undefining a
12844 macro if requested.
12845 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12846 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12847 (macinfo_section_label): New. DWARF2 macro info section label.
12848 (dwarf2out_init): If we want macro info, output the start label
12850 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12851 attribute to the compilation unit die pointing to the macro info.
12853 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12855 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12856 DWARF2_DEBUGGING_INFO.
12857 (add_loc_descr_to_loc_list): Ditto.
12858 (output_loc_list): Ditto.
12859 Also, fix thinko in curr not being initialized.
12860 (gen_internal_sym): Ditto.
12862 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12864 * emit-rtl.c (replace_equiv_address): New function.
12865 * expr.h (replace_equiv_address): New declaration.
12866 * explow.c (validize_mem): Call it instead of change_address and
12867 also call if -fforce-addr and address is constant.
12868 * expr.c: Replace more calls to change_address with adjust_address
12869 and/or replace_equiv_address or to validize_mem.
12870 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
12871 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
12872 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12873 * config/i370/i370.md, config/i860/i860.md: Likewise.
12874 * config/i960/i960.md, config/mips/mips.c: Likewise.
12875 * config/mips/mips.md, config/pa/pa.md: Likewise.
12876 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
12877 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
12879 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12881 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
12883 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
12886 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
12888 * doc/include: New directory.
12889 * doc/fdl.texi: Move to doc/include/fdl.texi.
12890 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
12891 * doc/include/funding.texi, doc/include/gpl.texi: New files.
12892 * doc/gcc.texi: Use funding.texi and gpl.texi.
12893 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
12894 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
12895 Update dependencies and use -I $(docdir)/include.
12897 2001-07-04 Anthony Green <green@redhat.com>
12899 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
12901 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12903 * doc/install.texi (sparc64-*-*): Remove garbage.
12905 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
12907 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
12908 Fix typo in last change to use adjust_address.
12910 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12912 * doc/install.texi (Specific): Update information for *-*-solaris*.
12914 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12916 * explow.c (plus_constant_wide): Reinitialize Y for restart.
12918 2001-07-03 Stan Shebs <shebs@apple.com>
12920 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
12921 case for flag_no_mach_text_sections.
12922 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
12923 * config/darwin.c (flag_no_mach_text_sections): Remove.
12924 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
12926 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12928 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
12929 and avoid checking for constant as first operand.
12930 * recog.c (find_constant_term_loc): No longer static.
12931 (adj_offettable_operand): Delete.
12932 * rtl.h (adj_offsettable_operand): Delete declaration.
12933 (find_constant_term): Add declaration.
12934 * caller-save.c: Replace calls to adj_offsettable_operand with calls
12936 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
12937 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
12938 * config/i386/i386.c, config/i386/i386.md: Likewise.
12939 * config/i860/i860.c, config/i960/i960.c: Likewise.
12940 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
12941 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
12942 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
12943 * config/mips/mips.c, config/mips/mips.md: Likewise.
12944 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
12945 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
12946 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
12947 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
12948 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
12949 * config/ns32k/ns32k.md: Likewise.
12951 2001-07-03 Zack Weinberg <zackw@stanford.edu>
12953 * rtl.c (copy_rtx): Handle 'T' format letter.
12954 * gensupport.c (collect_insn_data): Likewise.
12955 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
12957 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
12959 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
12960 -B option. Use 'dir' not 'foo' as example directory name.
12962 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12964 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12965 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
12967 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12969 * doc/cppinternals.texi: Improve formatting and logical markup.
12971 2001-07-03 Andreas Jaeger <aj@suse.de>
12973 * Makefile.in (insn-recog.o): Add dependency on reload.h.
12975 * genrecog.c (write_header): Include reload.h for prototypes in
12978 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
12981 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
12982 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12983 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
12984 i386_pe_valid_type_attribute_p): Add.
12985 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
12986 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
12988 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12990 * explow.c (plus_constant_wide, case LO_SUM): New case.
12991 (plus_constant_for_output_wide): Delete.
12992 * rtl.h (plus_constant_for_output): Delete.
12993 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
12994 instead of plus_constant_for_output.
12995 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
12996 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
12997 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
12998 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
12999 * config/sparc/sparc.md: Likewise.
13000 Convert some change_address calls to adjust_address.
13002 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13004 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
13005 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
13006 documentation of -std and -Wwrite-strings.
13008 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13010 * cse.c (canon_hash): Don't register registers in very small
13011 register classes, as extending their lifetime might cause
13014 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
13016 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
13018 * flow.c (forwarder_block_p): Fix for fallthru blocks.
13019 (try_redirect_by_replacing_jump): Update properly the count
13020 and frequency information.
13022 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
13024 * toplev.c (dump_file_index): Move SSA dumps just after first
13026 (dump_file): Corresponding changes.
13027 (rest_of_compilation): Move SSA path to just after the first
13029 * doc/gcc.texi (Passes): Update due to movement of SSA path.
13030 * doc/invoke.texi: Update dump file #s as they were completely
13031 out of date with reality.
13033 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13035 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
13037 * expr.c (emit_move_insn_1): Deal with non-default
13040 * expr.c (emit_single_push_insn): Fix warning.
13042 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
13044 * expr.c (emit_move_insn_1): Avoid modifying
13045 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
13047 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13049 * emit-rtl.c (adjust_address): New function.
13050 * expr.h (adjust_address): Add declaration.
13051 * builtins.c: Replace some calls to change_address with calls to it
13052 or to validize_mem.
13053 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
13054 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
13055 * config/arm/arm.c, config/convex/convex.c: Likewise.
13056 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13057 * config/i386/i386.c, config/i386/i386.md: Likewise.
13058 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
13059 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
13060 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
13061 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
13062 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
13064 2001-07-02 Jim Wilson <wilson@redhat.com>
13066 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
13068 2001-07-02 Steve Ellcey <sje@cup.hp.com>
13070 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
13071 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
13073 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13075 * cppinit.c (lang_defaults): New table.
13076 (set_lang): Just read from lang_defaults into the live options
13079 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13081 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
13082 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
13083 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
13085 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13087 * doc/install.texi: Various spelling and markup fixes.
13088 (Installing GCC): Component specific installation instructions are
13091 Warn about removing old install dir in the presence of shared libs.
13092 (Configuration): Invoke with options target to match configure
13094 Consistently refer to gas, gld pathnames.
13095 Invert --enable-multilib documentation.
13096 Remove references to old compiler versions.
13098 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13100 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
13102 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13104 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
13106 (Specific, mips*-sgi-irix5): Note IDO download.
13107 Reworded MIPS C hints.
13108 Use GNU as instead of GAS.
13110 Removed SGI Freeware reference, IRIX 6 only.
13111 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
13112 Note N64 library requirement/workaround.
13114 Complete list of structure passing bug victims.
13116 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13118 * doc/install.texi: Remove CVS Id.
13120 2001-07-02 Andreas Jaeger <aj@suse.de>
13122 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
13123 (find_inherently_necessary): Remove unused variable.
13125 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
13127 * c-common.h (TDI_inlined): New ast dump phase.
13128 (dump_flag_name): New function.
13129 * c-dump.c (dump_files): Add inlined phase.
13130 (dump_flag_name): Define.
13131 * doc/invoke.texi (-fdump-ast-inlined): Document.
13133 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13135 * stor-layout.c (layout_decl): Revert change to handling of alignment
13138 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13140 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
13143 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
13145 * doc/tm.texi (FUNCTION_ARG): Document that the last call
13148 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
13150 * tlink.c (recompile_files): Remove COMPILER_PATH and
13151 LIBRARY_PATH from the environment.
13153 2001-07-01 Zack Weinberg <zackw@stanford.edu>
13155 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
13156 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
13158 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
13160 * c-parse.in (OBJC_STRING): Kill.
13161 (objc_string): Decompose to [objc_string] '@' STRING.
13162 (reswords): Take the leading '@' off all the Objective C keywords.
13163 (objc_rid_sans_at): Kill.
13164 (init_reswords): Don't initialize it.
13165 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
13166 (_yylex): Kill reconsider label. Look ahead one token after
13167 an '@'; if we get an identifier, check whether it's an
13168 Objective C @-keyword. If so, return the keyword. Otherwise,
13169 put back the token and return the '@' as a terminal.
13171 * cpplib.c (lex_macro_node): Remove unnecessary check for
13172 leading '@' on identifier. Clarify control flow and commentary.
13174 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13176 * cse.c (new_label_ref): Variable deleted.
13177 (insert): Remove set of new_label_ref.
13178 (check_for_label_ref): New function.
13179 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
13181 See ChangeLog.5 for earlier changes.