1 2001-11-08 Jakub Jelinek <jakub@redhat.com>
3 * dwarf2out.c (debug_str_hash): New.
4 (struct indirect_string_node): New.
5 (struct dw_val_struct): Change type of val_str to it.
6 (DEBUG_STR_SECTION_FLAGS): Define.
7 (add_AT_string): Push string into hashtable, increment reference
9 (AT_string): Return string from ht_identifier.
10 (AT_string_form): New.
11 (free_AT): For dw_val_class_str, just decrement reference counter.
12 (size_of_string): Remove.
13 (size_of_die): Use AT_string_form to decide what size the string
15 (size_of_pubnames): Use strlen instead of size_of_string.
16 (value_format): Use AT_string_form for dw_val_class_str.
17 (output_die): Output DW_FORM_strp strings using
18 dw2_asm_output_offset.
19 (indirect_string_alloc, output_indirect_string): New.
20 (dwarf2out_finish): Emit .debug_str strings if there are any.
22 2001-11-08 Andreas Franck <afranck@gmx.de>
24 * configure.in: Add AC_ARG_PROGRAM to support program name
25 transformation with --program-prefix, --program-suffix and
26 --program-transform-name.
27 * configure: Regenerated.
28 * Makefile.in (GCC_INSTALL_NAME, CPP_INSTALL_NAME,
29 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
30 GCCBUG_INSTALL_NAME, GCC_CROSS_NAME, CPP_CROSS_NAME,
31 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): Handle
32 program_transform_name the way suggested by autoconf.
33 (GCC_TARGET_INSTALL_NAME): Define.
34 (install-driver): Use the transformed target alias name.
36 2001-11-08 Richard Henderson <rth@redhat.com>
38 * config/mips/mips.c (save_restore_insns): Remove GP from the
39 restore registers mask early instead of special casing it inside
42 2001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
44 * cp/decl.c (shadow_warning): New function.
45 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
46 and an error when a block scope decl shadows a parameter.
48 2001-11-08 Richard Henderson <rth@redhat.com>
50 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
53 2001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
55 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
56 to implement floating negation on processors prior to PA 2.0.
58 2001-11-08 Jakub Jelinek <jakub@redhat.com>
60 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
61 (USE_LINKONCE_INDIRECT): Define.
62 (dw2_output_indirect_constant_1): Try to output indirect constants
63 into linkonce sections if possible.
64 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
65 (dw2_output_indirect_constants): Likewise.
67 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
69 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
71 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
73 * c-decl.c (pushdecl): Remove file and line.
74 * c-typeck.c (pop_init_level): Remove size.
76 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
78 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
81 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
82 (TARGET_ALTIVEC): New.
83 (TARGET_SWITCHES): Add altivec.
84 (FIRST_PSEUDO_REGISTER): Change to 109.
85 (CALL_USED_REGISTERS): Same.
86 (FIRST_ALTIVEC_REGNO): New.
87 (LAST_ALTIVEC_REGNO): New.
88 (ALTIVEC_REGNO_P): New.
89 (UNITS_PER_ALTIVEC_WORD): New.
90 (ALTIVEC_VECTOR_MODE): New.
91 (FIXED_REGISTERS): Add altivec registers.
92 (REG_ALLOC_ORDER): Same.
93 (HARD_REGNO_NREGS): Adjust for altivec registers.
94 (HARD_REGNO_MODE_OK): Same.
95 (MODES_TIEABLE_P): Same.
96 (REGISTER_MOVE_COST): Same.
97 (REGNO_REG_CLASS): Same.
98 (reg_class): Add ALTIVEC_REGS.
99 (REG_CLASS_NAMES): Same.
100 (REG_CLASS_CONTENTS): Same.
101 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
102 (ALTIVEC_ARG_RETURN): New.
103 (FUNCTION_VALUE): Handle VECTOR_TYPE.
104 (LIBCALL_VALUE): Handle altivec vector modes.
105 (VECTOR_MODE_SUPPORTED_P): New.
106 (ALTIVEC_ARG_MIN_REG): New.
107 (ALTIVEC_ARG_MAX_REG): New.
108 (ALTIVEC_ARG_NUM_REG): New.
109 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
110 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
111 (REGISTER_NAMES): Add altivec regs.
112 (DEBUG_REGISTER_NAMES): Same.
113 (ADDITIONAL_REGISTER_NAMES): Same.
114 (rs6000_builtins): New.
115 (MD_EXPAND_BUILTIN): New.
116 (MD_INIT_BUILTINS): New.
117 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
118 for AltiVec instructions.
119 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
120 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
122 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
123 (TARGET_SWITCHES): Add no-altivec.
124 (DATA_ALIGNMENT): Align vectors to 128 bits.
125 (TARGET_OPTIONS): Add abi= option.
126 Add rs6000_abi_string extern.
127 (LOCAL_ALIGNMENT): New.
128 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
129 (MASK_ALTIVEC_ABI): New.
130 (TARGET_ALTIVEC_ABI): New.
131 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
133 (STACK_BOUNDARY): Adjust for altivec.
134 (BIGGEST_ALIGNMENT): Same.
135 (rs6000_args): Add vregno.
136 (USE_ALTIVEC_FOR_ARG_P): New.
137 (FIXED_REGISTERS): Add vrsave register.
138 (CALL_USED_REGISTERS): Same.
139 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
141 (reg_class): Add VRSAVE_REGS.
142 (REG_CLASS_NAMES): Same.
143 (REG_CLASS_CONTENTS): Same.
144 (REGNO_REG_CLASS): Same.
146 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
147 (ABI_STACK_BOUNDARY): Same.
148 (BIGGEST_ALIGNMENT): Same.
149 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
150 (ROUND_TYPE_ALIGN): Same.
152 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
155 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
158 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
161 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
162 (altivec_expand_builtin): New.
163 (altivec_init_builtins): New.
164 (TARGET_EXPAND_BUILTIN): New.
165 (TARGET_INIT_BUILTINS): New.
166 (rs6000_init_builtins): New.
167 (struct builtin_description): New.
169 (rs6000_reg_names): Add altivec registers.
170 (alt_reg_names): Same.
171 (secondary_reload_class): Altivec regs can hold altivec regs and
173 (rs6000_emit_move): Force constants into memory for AltiVec moves.
174 (print_operand): Add 'y' case for printing altivec memory
176 (rs6000_legitimize_address): Legitimize vector addresses into
178 (altivec_expand_binop_builtin): New.
179 New string rs6000_current_abi.
180 (rs6000_override_options): Call rs6000_parse_abi_options.
181 (rs6000_parse_abi_options): New.
182 (function_arg_boundary): Vector arguments must be 16
184 (function_arg_advance): Handle vector arguments.
185 (function_arg_partial_nregs): Same.
186 (init_cumulative_args): Same.
187 (function_arg): Same.
189 * config/rs6000/rs6000.md (altivec_lvx): New.
190 (type): Add altivec attribute.
192 (*movv4si_internal): New.
194 (*movv16qi_internal): New.
196 (*movv8hi_internal1): New.
198 (*movv4sf_internal1): New.
315 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
317 * Makefile.in (df.o): Add fibheap.h to dependencies.
319 * df.h: Add prototypes for transfer functions, iterative_dataflow
321 (enum df_flow_dir): New enum.
322 (enum df_confluence_op): New enum.
323 (struct df): Add inverse_rts_map.
325 * df.c: Add sbitmap.h to the list of includes.
326 (df_rd_global_compute): Removed.
327 (df_ru_global_compute): Removed.
328 (df_lr_global_compute): Removed.
329 (df_rd_transfer_function): New function.
330 (df_ru_transfer_function): New function.
331 (df_lr_transfer_function): New function.
332 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
333 Use iterative_dataflow_bitmap instead of df_*_global_compute.
334 (iterative_dataflow_sbitmap): New function.
335 (iterative_dataflow_bitmap): New function.
337 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
339 * doc/gcc.texi: Move terminology and spelling conventions to
340 htdocs/codingconventions.html.
342 2001-11-07 Graham Stott <grahams@redhat.com>
344 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
346 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
348 * expmed.c (expand_mult): Force operand to register before computing
350 * i386.c (x86_decompose_lea): New global vairable.
351 * i386.h (x86_decompose_lea): Declare.
352 (TARGET_DECOMPOSE_LEA): New macro.
353 (RTX_COST): Handle leas properly.
355 2001-11-06 Richard Henderson <rth@redhat.com>
357 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
358 defined for a CONSTRUCTOR; don't check it.
360 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
362 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
363 test for absolute pathnames.
365 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
367 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
368 instructions up to the target pc inclusive.
370 2001-11-06 Steve Christiansen <smc@us.ibm.com>
372 * loop.c (loop_regs_scan): Don't invalidate PIC register.
374 2001-11-06 Eric Christopher <echristo@redhat.com>
376 * config/mips/mips.md(movdf_internal2): Add constraints for float
377 to general register move.
378 * config/mips/elf64.h: Add default ABI.
380 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
382 * alias.c:: Include langhooks.h.
383 * emit-rtl.c: Similarly.
384 * toplev.c: Similarly.
385 * tree-inline.c: Similarly.
386 * langhooks-def.h: New, the old langhooks.h. Give the default
387 hooks a common prefix.
388 * langhooks.h: Contents extracted from toplev.h.
389 * toplev.h: Move langhook stuff to langhooks.h.
390 * langhooks.c: Give default hooks a common prefix.
392 * c-lang.c: Include langhooks-def.h.
393 * objc/objc-act.c: Similarly.
394 * Makefile.in: Update.
395 * objc/Make-lang.in: Update.
397 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
399 * doc/install.texi: Document that configure options not listed in
400 this file are unsupported. Document --with-system-zlib.
402 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
404 * rtl.h (mem_for_const_double): New declaration.
405 * varasm.c (mem_for_const_double): New function.
406 * config/convex/convex.md (movdf): Use it.
407 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
408 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
409 * config/m68k/m68kv4.h: Likewise.
411 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
412 of new GP reg classes.
414 * expr.c (store_field): When making temp object for unaligned
415 component, set it to alias set 0.
417 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
419 * c-common.c (c_expand_expr_stmt): Apply default conversions to
420 non-lvalue arrays if C99.
421 * c-typeck.c (default_conversion): Split out code handling
422 array-to-pointer and function-to-pointer conversions into a
423 separate default_function_array_conversion function.
424 (default_function_array_conversion): New function. Keep track of
425 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
426 arrays unchanged outside C99 mode instead of giving an error for
428 (build_component_ref): Use pedantic_non_lvalue when handling
429 COMPOUND_EXPR. Don't handle COND_EXPR specially.
430 (convert_arguments): Use default_function_array_conversion.
431 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
433 (unary_complex_lvalue): Likewise.
434 (internal_build_compound_expr): Use
435 default_function_array_conversion. Apply default conversions to
436 function in compound expression.
437 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
438 Use default_function_array_conversion.
439 * doc/extend.texi: Update documentation of subscripting non-lvalue
443 2001-11-05 Zack Weinberg <zack@codesourcery.com>
445 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
446 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
447 corresponding to the complete set of .po and .gmo files in
448 the source directory's po subdir, modified by LINGUAS. Don't
450 * configure.in: Don't set ALL_LINGUAS.
451 * configure: Regenerate.
453 * Makefile.in (.po.gmo): Don't move into source directory.
454 (.po.pox): Clarify comments.
455 (install-po): Look for .gmo files in both srcdir and objdir;
456 don't fail if a file is totally missing.
457 (distclean): rmdir ada subdirectory too.
459 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
461 * config/rs6000/rs6000.c (rs6000_select_section): Handle
462 CONSTRUCTORs _correctly_.
464 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
466 * c-decl.c (delete_block): Remove.
467 * c-tree.h (delete_block): Remove.
469 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
471 * cppexp.c (lex, parse_defined): Update warning about defined.
473 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
475 * config/rs6000/rs6000.c (rs6000_select_section): Handle
478 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
480 * config/arm/arm.c (arm_return_in_memory): Cope with
481 int_size_in_bytes returning -1.
483 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
486 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
488 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
489 remove unneded depdendencies;
491 * cfglayout.c, cfglayout.h: New files; break out from ...
492 * bb-reorder.c: ... here; Remove unneeded includes;
494 2001-11-04 Alan Modra <amodra@bigpond.net.au>
496 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
498 2001-11-04 David Edelsohn <edelsohn@gnu.org>
500 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
501 mode as well. Do not explicitly create intermediate regs.
503 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
505 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
506 (common_section): Delete unused variable.
507 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
508 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
509 * arm-protos.h (arm_poke_function_name, aof_add_import,
510 aof_delete_import): Const-ify.
511 * arm.c (legitimize_pic_address): Wrap variables in the macro
512 controlling their usage.
513 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
514 (arm_poke_function_name, pic_chain, import, aof_add_import,
515 aof_delete_import): Const-ify.
516 * i386.c (ix86_osf_output_function_prologue): Const-ify.
517 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
518 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
519 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
520 * i860/sysv3.h: Add missing comment closure.
521 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
522 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
525 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
526 (i960-*-*): Set tmake_file.
527 (sparc86x-*-elf*): Fix typo in header name.
529 * sched-rgn.c (schedule_insns): Delete unused variable.
531 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
534 * c-typeck.c (lookup_field): Rework to return a chain down to
536 (build_component_ref): Use the new lookup_field to handle
537 nested anonymous entities correctly.
539 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
541 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
542 Change parameters to gen_rtx_CONST_DOUBLE.
543 (GEN_INT64, sparc_emit_set_const64): Likewise.
544 * config/sparc/sparc.md (movdf split): Likewise.
546 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
548 * unroll.c (calculate_giv_inc): Use find_last_value rather
549 than just hoping the last instruction is the right SET.
550 [Fixes 990604-1.c on stormy16.]
552 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
553 library at all if -T is used.
555 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
556 some uses of uninitialized variables in error cases.
558 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
559 look at 'temp' if we won't be using it.
561 * config/stormy16/stormy16.h (CONST_COSTS): Define.
563 (ADDRESS_COST): Define.
564 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
566 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
568 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
569 stormy16_asm_output_mi_thunk.
570 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
572 * config/stormy16/stormy16-protos.h
573 (stormy16_asm_output_mi_thunk): New prototype.
575 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
577 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
578 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
579 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
580 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
581 sched-int.h, toplev.c, config/alpha/alpha.c,
582 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
583 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
584 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
585 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
586 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
587 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
588 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
590 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
592 * Makefile.in (dbxout.o): Depend on function.h.
593 * collect2.c (is_in_list): Hide unused function.
594 * dbxout.c: Include function.h.
595 (source_label_number, dbxout_source_line, dbxout_source_file,
596 dbxout_function_end, dbxout_begin_function): Wrap/move inside
597 macros controlling usage.
598 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
599 * output.h (exports_section): Prototype.
601 * convex.c (convex_output_function_prologue): Fix format specifier
603 (asm_declare_function_name): Fix signed/unsigned warning.
604 (print_operand): Fix format specifier warning.
605 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
606 * dsp16xx-protos.h (uns_comparison_operator,
607 num_1600_core_shifts): Prototype.
608 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
609 (frame_size, frame_pointer_offset): Delete.
610 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
611 Make static. Fix format specifier warnings.
612 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
613 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
614 * dsp16xx.md: Add default case in switches.
615 * fr30.h (IN_RANGE): Delete.
616 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
617 * mcore-protos.h (mcore_output_cmov): Const-ify.
618 * mcore.c (mcore_output_cmov): Likewise.
619 * mcore.h (switch_to_section): Make static and prototype.
620 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
621 unsigned>=0 warnings.
622 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
623 * rs6000-protos.h (read_only_data_section,
624 read_only_private_data_section): Prototype.
625 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
626 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
627 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
629 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
631 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
633 * final.c (final_scan_insn): Add brackets around body of if-stmt.
634 * gcc.c (convert_filename): Add static prototype. Const-ify.
635 Wrap variable in macros controlling its use.
636 * output.h (sdata_section): Add prototype.
638 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
639 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
640 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
641 (ASM_FILE_START): Const-ify.
642 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
644 * c4x.md: Don't use the 'U' integer suffix.
645 * clipper.md (clipper_movstr): Delete declaration.
646 * d30v-protos.h (d30v_move_2words): Const-ify.
647 (debug_stack_info): Add prototype.
648 * d30v.c: Include "integrate.h".
649 (d30v_function_arg_boundary, d30v_function_arg,
650 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
651 signed/unsigned warnings.
652 (d30v_print_operand_memory_reference, d30v_move_2words):
654 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
655 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
656 * fr30.md: Const-ify.
657 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
658 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
659 (mvs_get_label_page): Hide unused static function.
660 * i860.c (current_function_original_name): Const-ify.
661 * i860/sysv3.h (current_function_original_name): Likewise.
662 * i860/sysv4.h (current_function_original_name): Likewise.
663 * i960.md: Add default case in switches. Remove unused variable.
664 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
665 * m32r.md: Const-ify.
666 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
667 * m68hc11.c: Include "reload.h".
668 (static_chain_reg, print_options, m68hc11_asm_file_start):
670 * m68hc11.md: Delete unused variable. Const-ify. Add parens
671 around & in comparison.
672 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
673 * mn10200.c (shift_mode): Remove trailing comma.
674 * mn10300-protos.h (output_tst): Const-ify.
675 * mn10300.c (output_tst): Likewise.
676 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
678 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
679 * pa.c (output_ascii): Likewise.
680 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
681 * pdp11.md (expand_unop): Delete declarations.
682 * pj-protos.h (pj_output_addsi3): Const-ify.
683 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
684 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
685 unique_src_operand): Add prototypes.
686 (pj_output_store_into_lval): Make definition static.
687 (pj_function_incoming_arg): Don't use unary plus.
688 (pj_output_addsi3): Const-ify.
689 * romp.md (get_symref): Delete declarations.
690 * v850-c.c (mark_current_function_as_interrupt): Don't return
691 value from void function.
692 * v850.c: Include "integrate.h".
693 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
694 * vax-protos.h (const_section): Add prototype.
696 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
698 * machmode.def: Add documentation for the seventh argument in
701 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
703 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
705 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
706 <-melf>: Don't have markup for ELF acronym.
708 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
710 * config.gcc (mmix-*-*): New target.
711 * doc/invoke.texi: Document MMIX options.
712 * doc/contrib.texi: Add note about MMIX port to my entry.
713 * config/mmix/t-mmix: New file.
714 * config/mmix/mmix.h: New file.
715 * config/mmix/mmix-protos.h: New file.
716 * config/mmix/mmix.c: New file.
717 * config/mmix/mmix.md: New file.
718 * config/mmix/crti.asm: New file.
719 * config/mmix/crtn.asm: New file.
721 2001-11-03 Kazu Hirata <kazu@hxi.com>
723 * config/sparc/linux-aout.h: Fix comment formatting.
724 * config/sparc/linux.h: Likewise.
725 * config/sparc/linux64.h: Likewise.
726 * config/sparc/lynx.h: Likewise.
727 * config/sparc/pbd.h: Likewise.
728 * config/sparc/sol2-sld-64.h: Likewise.
729 * config/sparc/sol2.h: Likewise.
730 * config/sparc/sparc.c: Likewise.
731 * config/sparc/sparc.h: Likewise.
732 * config/sparc/sparc.md: Likewise.
733 * config/sparc/sunos4.h: Likewise.
734 * config/sparc/vxsim.h: Likewise.
735 * config/sparc/vxsparc.h: Likewise.
736 * config/sparc/vxsparc64.h: Likewise.
738 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
740 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
741 reference to CONST_DOUBLE_MEM in comment.
742 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
743 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
744 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
745 * function.c (pop_function_context_from): Don't call
746 restore_varasm_status.
747 * function.h (restore_varasm_status): Delete declaration.
748 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
750 * rtl.def (CONST_DOUBLE): Update comment.
751 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
752 (CONST_DOUBLE_CHAIN): Likewise.
753 (CONST_DOUBLE_MEM): Delete.
754 (gen_rtx_CONST_DOUBLE): Update parameters.
755 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
756 Remove reference to CONST_DOUBLE_MEM.
757 (const_alias_set): New variable.
758 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
759 (immed_real_const_1): Adjust tests for 0, 1, and 2.
760 Don't set CONST_DOUBLE_MEM.
761 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
762 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
763 Put constant in const_alias_set.
764 (struct pool_constant): ALIGN now unsigned.
765 OFFSET now HOST_WIDE_INT.
767 (restore_varasm_status): Deleted.
768 (mark_pool_constant): Mark desc->rtl.
769 (force_const_mem): Rework to store rtl in hash table,
770 not CONST_DOUBLE_MEM.
771 Put constant in const_alias_set.
772 (find_pool_constant): Check desc->rtl.
773 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
774 (init_varasm_once): Initialize const_alias_set.
776 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
779 * reload.c (combine_reloads): Don't combine an output reload if there
780 are other reloads around for part of the output.
782 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
784 (set_mem_decl): New function.
785 * expr.h (set_mem_decl): New declaration.
786 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
787 (output_asm_operand_names): Add tab.
788 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
790 * builtins.c (get_memory_rtx): Properly set MEM alias set and
793 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
795 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
796 Use "invalid" instead of "illegal". Use @r in comments in
799 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
801 * c-decl.c (pushdecl): Move block inside if conditional to remove
802 possibility of a segfault. Lookup block-level extern
803 variables in enclosing scopes correctly.
805 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
807 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
809 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
810 SUBREG so we avoid SUBREGing memory.
812 * expmed.c (store_bit_field): Same.
814 2001-11-02 DJ Delorie <dj@redhat.com>
816 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
817 using FP registers for DImode mem-mem moves is acceptable.
819 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
821 * builtins.c (apply_args_size): Handle vector arguments.
822 (apply_result_size): Same.
824 * machmode.def: Set WIDER mode field for all vector entries.
826 2001-11-02 Graham Stott <grahams@redhat.com>
828 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
830 2001-11-01 Eric Christopher <echristo@redhat.com>
832 * config.gcc: Revert part of earlier patch.
833 * config/mips/linux.h: Ditto.
834 * df.c: Include tm_p.h to avoid warnings.
835 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
837 * config/mips/mips.c: Define mips_abi regardless.
838 (mips_output_function_prologues): Add long casts for .frame
840 (override_options): Allow use of ABI_32.
842 2001-11-01 Kazu Hirata <kazu@hxi.com>
844 * config/m68hc11/m68hc11.c: Fix comment formatting.
845 * config/m68hc11/m68hc11.h: Likewise.
846 * config/m68hc11/m68hc11.md: Likewise.
848 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
850 * c-typeck.c (default_conversion): Retain the original expression
852 * gcc.dg/Wparentheses.c: New tests.
854 2001-11-01 David S. Miller <davem@redhat.com>
856 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
857 64-bit Sparc description more in line with reality.
859 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
861 * Makefile.in (GCOV_OBJS): Add version.o.
862 * gcov.c: Include "version.h" and <getopt.h>.
863 (gcov_version_string): Remove.
864 (print_usage): Take a parameter to determine whether this is a
865 call from --help or an error message. Give fuller output that
866 follows the GNU Coding Standards for --help.
867 (print_version): New function.
869 (process_args): Use getopt_long. Support long options. Follow
870 GNU Coding Standards for --help and --version.
871 * doc/gcov.texi: Document long options.
872 Addresses part of PR other/704.
874 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
876 * pa.c (output_move_double): Fix typo in double load.
878 2001-11-01 Kazu Hirata <kazu@hxi.com>
880 * config/h8300/h8300.c (h8300_encode_label): Compute a string
881 before passing it to ggc_alloc_string.
883 2001-11-01 Kazu Hirata <kazu@hxi.com>
885 * config/m68k/3b1.h: Fix comment formatting.
886 * config/m68k/3b1g.h: Likewise.
887 * config/m68k/a-ux.h: Likewise.
888 * config/m68k/amix.h: Likewise.
889 * config/m68k/apollo68.h: Likewise.
890 * config/m68k/atari.h: Likewise.
891 * config/m68k/aux-exit.c: Likewise.
892 * config/m68k/ccur-GAS.h: Likewise.
893 * config/m68k/crds.h: Likewise.
894 * config/m68k/dpx2.h: Likewise.
895 * config/m68k/dpx2g.h: Likewise.
896 * config/m68k/hp310.h: Likewise.
897 * config/m68k/hp320.h: Likewise.
898 * config/m68k/isi.h: Likewise.
899 * config/m68k/linux.h: Likewise.
900 * config/m68k/lynx.h: Likewise.
901 * config/m68k/m68k-psos.h: Likewise.
902 * config/m68k/m68k.c: Likewise.
903 * config/m68k/m68k.h: Likewise.
904 * config/m68k/m68k.md: Likewise.
905 * config/m68k/m68kelf.h: Likewise.
906 * config/m68k/m68kv4.h: Likewise.
907 * config/m68k/mot3300.h: Likewise.
908 * config/m68k/news.h: Likewise.
909 * config/m68k/next.h: Likewise.
910 * config/m68k/pbb.h: Likewise.
911 * config/m68k/plexus.h: Likewise.
912 * config/m68k/sgs.h: Likewise.
913 * config/m68k/sun3.h: Likewise.
914 * config/m68k/tower.h: Likewise.
915 * config/m68k/vxm68k.h: Likewise.
917 2001-10-31 DJ Delorie <dj@redhat.com>
919 * config/mips/mips.h (mips_cache_flush_func): Prototype.
920 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
921 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
922 * config/mips/mips.c (mips_cache_flush_func): New.
923 * doc/invoke.texi: Document the new options.
925 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
927 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
928 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
930 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
932 * config/cris/cris.c: Include output.h after tree.h but before
935 2001-10-31 Zack Weinberg <zack@codesourcery.com>
937 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
938 (INTL_SUBDIRS): Just intl.
939 (.SUFFIXES): Add .gmo .po .pox.
940 (native): Also depend on build-@POSUB@.
941 (intl.all, intl.install): Depend on config.h and things it includes.
942 (po-generated): New target; depend on c-parse.c and tradcif.c.
943 (install-normal): Also depend on install-@POSUB@.
944 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
945 (build-, install-, build-po, update-po, install-po,
946 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
948 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
949 * configure.in: Don't munge XGETTEXT. Don't generate
951 * configure: Regenerate.
954 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
955 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
957 2001-10-31 Kazu Hirata <kazu@hxi.com>
959 * config/h8300/h8300.md (two anonymous patterns): New.
961 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
963 * tree.h (tree_index): Add support for V16QI and V8HI.
964 (V8HI_type_node): New.
965 (V16QI_type_node): New.
967 * tree.c (build_common_tree_nodes_2): Same.
969 * c-common.c (type_for_mode): Same.
971 2001-10-31 Kazu Hirata <kazu@hxi.com>
973 * config/i386/att.h: Fix comment formatting.
974 * config/i386/beos-elf.h: Likewise.
975 * config/i386/bsd.h: Likewise.
976 * config/i386/bsd386.h: Likewise.
977 * config/i386/crtdll.h: Likewise.
978 * config/i386/cygwin.asm: Likewise.
979 * config/i386/cygwin.h: Likewise.
980 * config/i386/djgpp.h: Likewise.
981 * config/i386/freebsd-aout.h: Likewise.
982 * config/i386/freebsd.h: Likewise.
983 * config/i386/gas.h: Likewise.
984 * config/i386/i386-interix.h: Likewise.
985 * config/i386/i386-protos.h: Likewise.
986 * config/i386/i386.c: Likewise.
987 * config/i386/i386.h: Likewise.
988 * config/i386/i386.md: Likewise.
989 * config/i386/i386elf.h: Likewise.
990 * config/i386/interix.c: Likewise.
991 * config/i386/isc.h: Likewise.
992 * config/i386/isccoff.h: Likewise.
993 * config/i386/iscdbx.h: Likewise.
994 * config/i386/linux.h: Likewise.
995 * config/i386/lynx.h: Likewise.
996 * config/i386/mingw32.h: Likewise.
997 * config/i386/netbsd-elf.h: Likewise.
998 * config/i386/next.h: Likewise.
999 * config/i386/osf1elf.h: Likewise.
1000 * config/i386/osfrose.h: Likewise.
1001 * config/i386/sco5.h: Likewise.
1002 * config/i386/seq-gas.h: Likewise.
1003 * config/i386/seq-sysv3.h: Likewise.
1004 * config/i386/sequent.h: Likewise.
1005 * config/i386/sol2.h: Likewise.
1006 * config/i386/sun386.h: Likewise.
1007 * config/i386/uwin.asm: Likewise.
1008 * config/i386/uwin.h: Likewise.
1009 * config/i386/vxi386.h: Likewise.
1010 * config/i386/win32.h: Likewise.
1011 * config/i386/winnt.c: Likewise.
1012 * config/i386/xm-cygwin.h: Likewise.
1013 * config/i386/xm-mingw32.h: Likewise.
1015 2001-10-31 Kazu Hirata <kazu@hxi.com>
1017 * builtins.def: Fix comment typos.
1018 * config/alpha.c: Likewise.
1019 * config/arm/arm.c: Likewise.
1020 * config/avr/avr.h: Likewise.
1021 * config/d30v/d30v.c: Likewise.
1022 * config/d30v/d30v.h: Likewise.
1023 * config/d30v/d30v.md: Likewise.
1024 * config/dsp16xx/dsp16xx.c: Likewise.
1025 * config/fr30/fr30.c: Likewise.
1026 * config/fr30/fr30.md: Likewise.
1027 * config/i386/i386.c: Likewise.
1028 * config/i860/i860.c: Likewise.
1029 * config/i960/i960.c: Likewise.
1030 * config/ia64/ia64.c: Likewise.
1031 * config/mips/mips.c: Likewise.
1032 * config/pa/pa.c: Likewise.
1033 * config/rs6000/rs6000.c: Likewise.
1034 * config/s390/s390.c: Likewise.
1035 * config/sparc/sparc.c: Likewise.
1037 2001-10-30 Kazu Hirata <kazu@hxi.com>
1039 * config/mips/elf.h: Fix comment formatting.
1040 * config/mips/elf64.h: Likewise.
1041 * config/mips/iris5.h: Likewise.
1042 * config/mips/iris5gas.h: Likewise.
1043 * config/mips/iris6.h: Likewise.
1044 * config/mips/isa3264.h: Likewise.
1045 * config/mips/linux.h: Likewise.
1046 * config/mips/mips.c: Likewise.
1047 * config/mips/mips.h: Likewise.
1048 * config/mips/mips.md: Likewise.
1049 * config/mips/mips16.S: Likewise.
1050 * config/mips/netbsd.h: Likewise.
1051 * config/mips/osfrose.h: Likewise.
1052 * config/mips/r3900.h: Likewise.
1053 * config/mips/sni-svr4.h: Likewise.
1054 * config/mips/svr4-t.h: Likewise.
1055 * config/mips/ultrix.h: Likewise.
1057 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
1059 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
1060 when we update head->current.
1062 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
1064 * tree.c (id_string_size): Remove.
1065 (dump_tree_statistics): Update.
1066 * toplev.c (compile_file): If dumping stats, dump tree stats too.
1068 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
1070 * sched-rgn.c (schedule_insns): Fix comment.
1072 2001-10-30 Zack Weinberg <zack@codesourcery.com>
1074 * configure.in: Correct previous change: don't assume that
1075 gas's version number _isn't_ the last thing on the line, or
1076 isn't the only number on the line, either.
1077 * configure: Regenerate.
1079 2001-10-30 Kazu Hirata <kazu@hxi.com>
1081 * cfgcleanup.c: Fix a comment typo.
1083 2001-10-30 Kazu Hirata <kazu@hxi.com>
1085 * alias.c: Fix comment formatting.
1086 * recog.c: Likewise.
1087 * config/cris/cris.c: Likewise.
1088 * config/cris/cris.h: Likewise.
1089 * config/i960/i960.c: Likewise.
1090 * config/i960/i960.h: Likewise.
1092 2001-10-30 Kazu Hirata <kazu@hxi.com>
1094 * config/arm/arm.c: Fix a comment typo.
1095 * config/arm/arm.h: Likewise.
1096 * config/ia64/ia64.c: Likewise.
1098 2001-10-30 Jakub Jelinek <jakub@redhat.com>
1100 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
1101 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
1102 * rtl.h (set_unique_reg_note): Change return value.
1103 * gcse.c (try_replace_reg): Use set_unique_reg_note.
1104 * cse.c (cse_insn): Likewise.
1105 * expr.c (emit_move_insn): Likewise.
1106 * explow.c (force_reg): Likewise.
1107 * local-alloc (update_equiv_regs): Likewise.
1108 * loop.c (move_moveables, load_mems): Likewise.
1109 * reload (find_reloads): Likewise.
1111 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
1114 * c-decl.c (parmlist_tags_warning, start_struct,
1115 check_for_loop_decls): Separate messages for struct, union and
1116 enum cases to allow for languages in which they have different
1118 * c-format.c (scanf_flag_specs): Separate short and long name of
1119 the assignment suppression feature.
1120 (check_format_types): Localize "pointer" and "different types"
1122 * c-lex.c (lex_number): Localize "an unsigned long int" and
1124 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
1126 * c-typeck.c (build_unary_up): Separate messages for increment and
1127 decrement cases to allow for languages in which they use different
1128 articles. Localize the strings "increment" and "decrement" in one
1131 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
1133 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
1134 when no changes has been made.
1136 * gcse.c (reg_set_bitmap): Turn into reg_set.
1137 (modify_mem_list_set, canon_modify_mem_list_set)
1138 (clear_modify_mem_tables, free_modify_mem_tables): New.
1139 (gcse_main); Use free_modify_mem_tables.
1140 (free_gcse_mem): Likewise; free the bitmaps.
1141 (alloc_gcse_main): Initialize the bitmaps.
1142 (canon_list_insert): Set canon_modify_mem_list_set.
1143 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
1144 (compute_hash_table): Use clear_modify_mem_tables.
1145 (reset_opr_set_tables): Likewise.
1146 (oprs_not_set_p): reg_set_bitmap is regset.
1147 (mark_set, mark_clobber): Likewise.
1149 * df.h (DF_EQUIV_NOTES): New constant.
1150 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
1153 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
1154 (init_regions, schedule_insns): Conditionalize the checking
1155 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
1157 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
1159 * i386.md (movti_rex64 splitter): Fix condition.
1161 2001-10-29 Zack Weinberg <zack@codesourcery.com>
1163 * configure.in: Do not assume that gas's version number is the
1164 last thing on the first line of as --version output.
1165 * configure: Regenerate.
1167 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
1168 MT_WARNING, MT_ERROR, MT_FATAL.
1169 (main): Call gcc_init_libintl.
1170 (v_message): Call gettext on msgid and "warning: "
1171 * tradcif.y: Include intl.h.
1172 (yyerror): Make parameter definition consistent with
1173 prototype. Call gettext on msgid argument.
1175 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1177 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
1180 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
1182 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1184 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
1185 before referencing it.
1187 2001-10-26 DJ Delorie <dj@redhat.com>
1189 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
1190 override -G, and force -G0.
1192 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1194 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
1195 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
1196 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
1197 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
1199 * loop.h (struct induction): Rename ext_dependant to
1201 * loop.c: Change all uses.
1202 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
1203 All callers changed.
1204 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
1206 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1208 * c-parse.in (expr_no_commas, primary), c-typeck.c
1209 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
1211 2001-10-29 David Edelsohn <edelsohn@gnu.org>
1213 Undo assemble_name change in earlier patch.
1215 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
1217 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
1218 determining the type of the receiver, do not check that TREE_CODE
1219 of receiver is CALL_EXPR before calling receiver_is_class_object().
1220 (receiver_is_class_object): For the GNU runtime: recognize
1221 the case that the receiver is self in a class method context.
1222 Check that TREE_CODE of receiver is CALL_EXPR when checking that
1223 the receiver is a call to objc_get_class.
1225 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1227 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
1229 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1231 * Makefile.in (OBJS): Put all files in alphabetical order.
1233 * dwarf2out.c (add_const_value_attribute): Fix error in last
1236 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
1238 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
1239 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
1241 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
1242 (life_analysis): call purge_all_dead_edges after deleting noops.
1243 (delete_noop_move): Do not purge CFG.
1244 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
1246 2001-10-28 David Edelsohn <edelsohn@gnu.org>
1248 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
1249 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
1250 (ASM_GLOBALIZE_LABEL): Use assemble_name.
1251 (ASM_OUTPUT_COMMON): Likewise.
1252 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
1253 (rs6000_output_function_epilogue): Likewise.
1254 (output_mi_thunk): Fix typo.
1255 (rs6000_output_symbol_ref): Use assemble_name.
1256 (output_toc): Likewise.
1257 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
1258 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
1259 assemble_name calls STRIP_NAME_ENCODING.
1260 (ASM_OUTPUT_LABEL): Use assemble_name.
1261 (ASM_GLOBALIZE_LABEL): Likewise.
1262 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1263 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
1264 (ASM_OUTPUT_LOCAL): Likewise.
1266 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1268 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
1269 (expand_builtin_apply, expand_builtin_return): Likewise.
1270 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
1272 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1274 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1275 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
1276 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
1277 configure, configure.in, except.c, except.h, flow.c, function.c,
1278 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
1279 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
1280 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
1281 unroll.c: Fix spelling errors.
1283 * doc/extend.texi, doc/invoke.texi: Fix spelling.
1285 * doc/gcc.texi: Document use of "dependent" and American spelling.
1287 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
1289 * expr.c (emit_group_load): Support CONCATs by storing them to memory
1292 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1294 * expr.c (store_constructor_field): Only call adjust_address on MEM.
1296 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
1298 * genrecog.c (write_switch): Output if before switch for
1299 DT_elt_zero_wide_safe.
1301 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1303 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
1304 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
1305 (FUNCTION_PROFILER): Const-ify.
1306 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
1307 (eliminate_constant_term, assemble_name, output_addr_const):
1308 Remove declarations.
1309 (ptr_half_pic_address_p, half_pic_hash): Prototype.
1310 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
1311 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
1312 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
1313 (half_pic_declare, half_pic_external): Const-ify.
1314 * toplev.c: Include "halfpic.h".
1316 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1318 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
1319 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
1320 config/i386/i386.c, config/i386/i386-interix.h,
1321 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
1322 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
1323 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
1324 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
1325 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
1326 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
1327 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
1330 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1331 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
1332 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
1333 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
1334 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
1335 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
1336 system.h, toplev.c: Fix spelling errors.
1338 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1340 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
1342 * dwarf2out.c (reg_number): Abort if pseudo.
1343 (reg_loc_descriptor): Return 0 if pseudo.
1344 (is_based_loc): Return 0 if pseudo.
1345 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
1347 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
1348 (loc_descriptor): Return 0 if can't find location and handle 0
1349 return from recursive calls.
1350 (loc_descriptor_from_tree): Likewise.
1351 Fix handling of indirect.
1352 Also return 0 for PLACEHOLDER_EXPR.
1353 Clean up COMPONENT_REF cases.
1354 (add_AT_location_descriptor): Simplify, but handle 0 return from
1356 (add_const_value_attribute): Avoid shift count warning.
1357 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
1358 Set comp_unit_die as context if not in function.
1360 * config/mips/mips-protos.h: Break up long lines.
1361 Remove needless #ifdef/#endif blocks.
1362 Don't declare functions declared in file made by genpreds or recog.h.
1363 * config/mips/mips.c (mips_output_function_prologue): TSIZE
1364 is now HOST_WIDE_INT; delete unneeded casts.
1365 * config/mips/mips.h: Don't use #elif.
1367 * expr.c (stor_constructor_field): Always call adjust_address.
1368 Copy TARGET before changing its alias set.
1369 (store_field): Likewise, for TO_RTX.
1370 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
1372 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
1373 (find_placeholder): Return 0 if can't find object.
1374 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
1377 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1379 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
1381 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
1383 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
1384 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
1385 (merge_blocks): Properly udpate life after making edge nonfallthru.
1386 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
1388 2001-10-26 Kazu Hirata <kazu@hxi.com>
1390 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
1392 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
1394 * c-typeck.c (convert_arguments): When comparing for enumeral
1395 type equality, use TYPE_MAIN_VARIANT.
1396 * gcc.dg/Wconversion.c: New tests.
1398 2001-10-26 Kazu Hirata <kazu@hxi.com>
1400 * s390/s390.c: Fix comment typos.
1401 * s390/s390.h: Likewise.
1402 * s390/s390.md: Likewise.
1404 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1406 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
1407 (walk_tree): Use it for tail calls where appropriate.
1409 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1411 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
1412 non-local label_refs.
1414 2001-10-26 Kazu Hirata <kazu@hxi.com>
1416 * config/h8300/h8300.md (4 anonymous patterns): New.
1418 2001-10-26 Kazu Hirata <kazu@hxi.com>
1420 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1421 algorithm through the shift_info structure.
1422 (emit_a_shift): Update the use of get_shift_alg.
1424 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1426 * sched-rgn.c: Remove bitset typedef.
1427 Change bitset to sbitmap in prototypes / variable types.
1429 Remove edgeset_bits.
1430 Remove edgeset_size.
1431 s/BITSET_ADD/SET_BIT/g
1432 s/BITSET_INVERT/sbitmap_ones/g
1433 s/BITSET_INTER/sbitmap_a_and_b/g
1434 s/BITSET_UNION/sbitmap_a_or_b/g
1435 s/BITSET_DIFFER/sbitmap_difference/g
1436 s/bitset_member/TEST_BIT/g
1437 (BITSET_*): Removed.
1438 (bitset_member): Removed.
1439 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1440 EXECUTE_IF_SET_IN_SBITMAP.
1441 (split_edges): Rewrite, use sbitmap functions instead of bitset
1443 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1445 2001-10-26 Andreas Schwab <schwab@suse.de>
1447 * reload1.c (emit_input_reload_insns): Fix parens in last
1448 (undocumented) change that was supposed to change only whitespace.
1450 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1452 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1454 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1457 2001-10-26 Andreas Jaeger <aj@suse.de>
1459 * flow.c (clear_log_links): Remove unused variable.
1460 * cfgcleanup.c (cleanup_cfg): Likewise.
1462 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1464 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1465 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1467 2001-10-26 Richard Henderson <rth@redhat.com>
1469 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1470 rename PV_REG to R27_REG.
1471 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1472 (REG_CLASS_FROM_LETTER): Update.
1473 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1474 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1475 (udivsi3, modsi3, umodsi3): Likewise.
1476 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1478 2001-10-26 Richard Henderson <rth@redhat.com>
1480 * cfg.c (clear_aux_for_blocks): Split out of ...
1481 (free_aux_for_blocks): here.
1482 (clear_aux_for_edges): Split from ...
1483 (free_aux_for_edges): here.
1484 * basic-block.h: Declare them.
1485 * lcm.c (compute_antinout_edge): Use them.
1486 (compute_laterin, compute_available, compute_nearerout): Likewise.
1487 (optimize_mode_switching): Likewise.
1489 2001-10-26 Richard Henderson <rth@redhat.com>
1491 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1492 moving everything back to the main build directory.
1494 2001-10-26 Christopher Faylor <cgf@redhat.com>
1496 * config/i386/cygwin.h: Search target specfic include directory, if
1499 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1501 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1502 of macro guards. Fix #endif comment.
1504 * output.h (default_exception_section, default_eh_frame_section):
1505 Move prototypes outside of macro guard.
1507 * crtstuff.c: Fix #endif comment.
1509 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1511 * doc/md.texi (movMM): Clarify semantics of storing into a
1512 non-paradoxical SUBREG.
1514 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1516 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1517 (lang_hook_default_get_alias_set): Move next to other alias
1519 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1520 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1521 (LANG_HOOKS_INITIALIZER): Add it.
1522 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1523 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1524 instead of a loop calling poplevel.
1526 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1528 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1529 occurrences of #elif with #if...#endif.
1531 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1533 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1535 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1537 * alias.c (can_address_p): No longer static.
1538 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1539 Return 0 if all parameters are default values.
1540 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1541 (adjust_address_1): Try harder to compute a size.
1542 * expr.c (expand_assignment, store_constructor): If can't address,
1543 set MEM_KEEP_ALIAS_SET_P.
1544 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1545 (store_field): Likewise.
1546 (store_constructor): Simplify call to store_constructor_field.
1547 * expr.h (can_address_p): New declaration.
1548 * gensupport.c (gen_rtx_CONST_INT): New function.
1549 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1550 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1551 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1553 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1555 2001-10-24 Christopher Faylor <cgf@redhat.com>
1557 * config/i386/cygwin.h: Use proper path for mingw crt files when
1560 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1562 * dwarf2out.c (file_info_cmp): Always return consistent results.
1564 2001-10-24 Roger Sayle <roger@eyesopen.com>
1566 * stmt.c (expand_end_case): Index jumptables from zero for
1567 suitably small values of minval.
1569 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1571 * stor-layout.c (place_union_field): If any field was aligned with
1572 attribute aligned, set record type's TYPE_USER_ALIGN.
1573 (place_field): Likewise.
1574 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1575 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1577 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1579 * c-common.h (struct c_common_identifier): Remove rid_code field.
1580 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1582 * c-typeck.c (constructor_designated): New local flag.
1583 (struct constructor_stack): Add "designated" field to match.
1584 (start_init): Clear it.
1585 (really_start_incremental_init, push_init_level): Push and
1587 (pop_init_level): Pop it.
1588 (set_designator): Set it.
1590 (pop_init_level): Suppress "missing initializer" warnings if
1591 constructor_designated is true.
1592 (process_init_element): Suppress warning about union
1593 initialization under traditional C, if constructor_designated
1596 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1598 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1601 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1603 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1605 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1607 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1608 the node was already a set to a constant.
1610 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1612 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1613 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1615 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1617 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1618 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1619 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1620 * s390.c (s390_final_chunkify): Don't use string concatenation.
1621 (s390_function_prologue, s390_function_epilogue): Const-ify.
1622 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1624 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1626 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1629 2001-10-23 Stan Shebs <shebs@apple.com>
1631 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1632 -traditional-cpp in first-stage compilation.
1634 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1636 * gensupport.c (target_flags): Add.
1638 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1640 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1642 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1643 * except.c (expand_builtin_frob_return_addr): Likewise.
1644 (expand_builtin_eh_return): Likewise.
1645 * stmt.c (expand_computed_goto): Likewise.
1646 * explow.c (memory_address): Likewise.
1647 (allocate_dynamic_stack_space): Clean up predicate testing.
1648 (probe_stack_range): Convert SIZE to Pmode.
1649 * calls.c (rtx_for_function_call): Only call convert_memory_address
1651 Pass function call operand as ptr_mode, not Pmode.
1652 * expr.c (expand_assignment): Clean up calls to convert_memory
1653 address by only doing so when needed and making offsets Pmode.
1654 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1655 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1656 is in Pmode, not ptr_mode.
1658 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1660 * darwin-protos.h (constructor_section, destructor_section,
1661 mod_init_section, mod_term_section): Prototype.
1662 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1664 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1666 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1667 objc_section_init declaration.
1668 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1669 (objc_section_init, try_section_alias): Make static.
1670 (alias_section): Make static and hide unused function.
1671 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1673 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1675 * alias.c (can_address_p): Compnonents are not addressable if
1676 the containing type has alias set 0.
1677 (get_alias_set): Rework to use STRIP_NOPS.
1678 Only call front-end routine on object, type, or object with
1679 NOPs stripped, not inner values.
1680 Use language hook to call front-end routine.
1681 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1682 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1683 Don't pass alignment to emit_block_move.
1684 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1685 (expand_builtin_memset): Likewise, but for clear_storage.
1686 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1687 and remove C++ specific parts.
1688 * c-common.h (c_common_get_alias_set): Add declaration.
1689 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1690 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1691 (save_fixed_argument_area): Call set_mem_align.
1692 Remove alignment in call to emit_block_move.
1693 (emit_library_call_value_1, store_one_arg): Likewise.
1694 (target_for_arg): Remove; disabled long ago.
1695 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1696 once and similar cleanups.
1697 (offset_address): Use proper introductory comment.
1698 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1699 from explicit operand; all callers changed.
1700 (clear_storage): Likewise.
1701 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1702 (store_field): Remove kludge on alias set used for to_rtx.
1703 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1704 (expand_expr_unaligned): Call set_mem_attributes instead of
1706 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1707 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1708 (expand_function_end): Track MEM attributes of trampolines.
1709 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1710 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1711 attributes from original.
1712 * langhooks.c (lang_hook_default_get_alias_set): New function.
1713 (hook_get_alias_set_0): New function.
1714 * langhooks.h (hook_get_alias_set_0): New declaration.
1715 (lang_hook_default_get_alias_set): Likewise.
1716 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1717 * reload1.c (alter_reg): Use adjust_address_nv.
1718 * rtl.c (get_mode_alignment): Moved to here.
1719 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1720 change default if unknown from 1 to BITS_PER_UNIT.
1721 * stor-layout.c (get_mode_alignment): Remove from here.
1722 * toplev.h (struct lang_hoks): Add get_alias_set field.
1723 * tree.h (lang_get_alias_set): Delete declaration.
1724 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1725 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1726 (ix86_va_arg): Likewise.
1727 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1728 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1729 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1730 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1731 (expand_block_move_mem): Remove dead code.
1733 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1735 * c-common.c (warn_div_by_zero): New.
1736 * c-common.h (warn_div_by_zero): New.
1737 * c-decl.c (c_decode_option): Take it on the command line.
1738 * c-typeck.c (build_binary_op): Warn about division by zero.
1739 * doc/invoke.texi: Document the new command line option, fix
1740 documentation of -Wmultichar.
1741 * testsuite/gcc.dg/divbyzero.c: New tests.
1742 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1744 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1746 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1748 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1749 to avoid update_life_info call.
1750 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1751 * cfgcleanup.c (bb_flags): New enum.
1752 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1753 (notice_new_block, update_forwarder_flag): New functions.
1754 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1755 (try_forward_edges): Likewise; update flags.
1756 (merge_blocks): Likewise.
1757 (outgoing_edges_match): Likewise.
1758 (try_crossjump_to_edge): Likewise.
1759 (try_optimize_cfg): Likewise; initialize and clear the flags;
1760 recompute life info if needed.
1761 (cleanup_cfg): No need to clear aux pointers.
1763 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1765 * config/i386/i386.c (override_options): Default to minimum
1766 stack alignment when optimizing for code size.
1767 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1770 * config/i386/i386.c (override_options): Set upper limit of
1771 -mpreferred-stack-boundary to 12.
1773 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1775 * recog.c (peephole2_optimize): Add default case to switch.
1777 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1779 * doc/gcc.texi (Sending Patches): Remove.
1781 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1783 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1784 fields when comparing.
1786 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1788 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1789 * arm.c (HOST_INT, HOST_UINT): Likewise.
1791 2001-10-22 Stan Shebs <shebs@apple.com>
1793 * config/darwin-protos.h (darwin_exception_section): Declare.
1794 (darwin_eh_frame_section): Declare.
1796 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1798 * i386.md (movti_rex64): Fix mode.
1800 2001-10-22 Stan Shebs <shebs@apple.com>
1802 * target.h (struct gcc_target): Add asm_out.exception_section,
1803 asm_out.eh_frame_section.
1804 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1805 (TARGET_ASM_EH_FRAME_SECTION): New.
1806 (TARGET_INITIALIZER): Update.
1807 * output.h (default_exception_section): Declare.
1808 (default_eh_frame_section): Declare.
1809 * dwarf2out.c: Include target.h.
1810 (output_call_frame_info): Call target hook for eh frames.
1811 (default_eh_frame_section): New function.
1812 * except.c: Include target.h.
1813 (output_function_exception_table): Call target hook for exception
1815 * varasm.c (default_exception_section): Rename from
1816 exception_section, remove EXCEPTION_SECTION macro.
1818 * config/darwin.h (darwin_eh_frame_section): New function.
1819 (EXCEPTION_SECTION): Remove.
1820 (TARGET_ASM_EXCEPTION_SECTION): Define.
1821 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1822 (nextstep_exception_section): New function.
1823 (nextstep_eh_frame_section): New function.
1824 (TARGET_ASM_EXCEPTION_SECTION): Define.
1825 (TARGET_ASM_EH_FRAME_SECTION): Define.
1827 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1828 (TARGET_ASM_EXCEPTION_SECTION): Define.
1829 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1830 (EXCEPTION_SECTION): Remove.
1831 (TARGET_ASM_EXCEPTION_SECTION): Define.
1832 * config/stormy16/stormy16.h: Remove comments referencing
1833 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1835 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1836 TARGET_ASM_EH_FRAME_SECTION.
1838 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1840 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1843 * c-format.c: Fix spelling typo in comment.
1845 * sched-int.h: Fix typo in GCC preamble.
1847 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1850 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1852 2001-10-22 Richard Henderson <rth@redhat.com>
1854 * config/i386/i386.c (ix86_expand_clear): New.
1855 * config/i386/i386-protos.h: Declare it.
1856 * config/i386/i386.md (setcc peep2s): Use it.
1857 (movsi_xor): Unexport.
1859 2001-10-22 Richard Henderson <rth@redhat.com>
1861 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
1862 free_EXPR_LIST_list for LOG_LINKS.
1864 2001-10-21 Robert Lipe <robertlipe@usa.net>
1866 * config/i386/i386.c (sco_asm_named_section): Delete.
1867 (sco_asm_out_constructor): Delete.
1868 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
1869 (ASM_OUTPUT_DOUBLE_INT): Likewise.
1870 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
1871 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
1872 (EXCEPTION_SECTION): Delete EH scn renaming hack.
1874 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1876 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
1877 and/or fold extra calls into fewer ones.
1878 * collect2.c (dump_file): Likewise.
1879 * cppexp.c (parse_number): Likewise.
1880 * cpplex.c (_cpp_lex_direct): Likewise.
1881 * final.c (output_asm_insn, asm_fprintf): Likewise.
1882 * fix-header.c (inf_scan_ident, main): Likewise.
1883 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
1885 * fold-const.c (real_hex_to_f): Likewise.
1886 * gen-protos.c (parse_fn_proto): Likewise.
1887 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
1888 * genrecog.c (change_state, write_action): Likewise.
1889 * gensupport.c (shift_output_template): Likewise.
1890 * local-alloc.c (requires_inout): Likewise.
1891 * mips-tfile.c (IS_ASM_IDENT): Likewise.
1892 * protoize.c (is_id_char, main): Likewise.
1893 * real.c (asctoeg): Likewise.
1894 * recog.c (asm_operand_ok): Likewise.
1895 * reload.c (find_reloads): Likewise.
1896 * scan.c (scan_identget_token): Likewise.
1897 * sched-vis.c (print_value): Likewise.
1898 * stringpool.c (ggc_alloc_string): Likewise.
1899 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
1900 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
1901 * tradcpp.c (rescan): Likewise.
1902 * tree.c (clean_symbol_name): Likewise.
1903 * varasm.c (decode_reg_name): Likewise.
1905 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
1906 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
1907 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
1908 * m88k.c (output_ascii): Likewise.
1909 * m88k.h (OVERRIDE_OPTIONS): Likewise.
1910 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
1911 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1912 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
1914 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1916 * langhooks.c (lang_hook_default_do_nothing,
1917 lang_hook_default_decode_option): New defaults.
1918 * langhooks.h: Make hooks unconditional and non-NULL.
1919 * toplev.c (compile_file, toplev_main): Update.
1920 * toplev.h: Update comments.
1921 * objc/objc-act.c (lang_hooks): Update to new paradigm.
1923 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1925 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
1927 * system.h (IN_RANGE): New macro.
1929 2001-10-21 Zack Weinberg <zack@codesourcery.com>
1931 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
1932 INTLDEPS variable, which does not include $LIBICONV.
1933 * Makefile.in: Use INTLDEPS in LIBDEPS.
1934 * configure: Regenerate.
1936 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1938 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
1939 * cpplex.c (lex_percent, lex_dot): Remove.
1940 (get_effective_char, skip_block_comment, skip_line_comment,
1941 parse_identifier_slow, parse_number, parse_string, save_comment,
1942 _cpp_lex_direct): Update to do lookback freely.
1943 (IF_NEXT_IS, BACKUP): New macros.
1944 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
1945 * cppmacro.c (paste_tokens): Update.
1947 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
1949 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
1951 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
1953 * reload1.c (reload): Check CONSTANT_P before calling
1954 LEGITIMATE_PIC_OPERAND_P.
1955 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
1956 workaround of 2001-10-13.
1958 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1960 * i386.c (split_di): Handle splitting of DFmode.
1962 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1964 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
1965 (adjust_address_1, offset_address): Likewise.
1967 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
1968 (output_asm_insn): Call it for each line output.
1969 Don't record an operand more than once.
1971 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
1972 * main.c: Include config.h and system.h, but not ansidecl.h.
1973 * Makefile.in (main.o): Update accordingly.
1975 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1977 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
1979 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
1981 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
1982 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
1984 (find_sub_basic_blocks): ... here;
1985 (find_many_sub_basic_blocks): New.
1986 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
1988 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
1990 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
1992 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
1994 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
1995 * flow.c (update_life_info): Measure time.
1996 * c-decl.c: Include timevar.h
1997 (c_expand_body): Measure time.
1998 * toplev.c (rest_of_compilation): Measure time of mode switching
2000 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
2002 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
2003 (lang_independent_options): Add asynchronous-unwind-tables
2004 (toplev_main): flag_asynchronous_unwind_tables implies
2006 * flags.h (flag_asynchronous_unwind_tables): Declare.
2007 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
2008 flag_asynchronous_unwind_tables.
2009 (output_call_frame_info): Likewise.
2010 * invoke.texi (-fasynchronous-unwind-tables): Document.
2011 * i386.c (optimization_options): Enable
2012 flag_asynchronous_unwind_tables.
2014 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
2015 * i386.md (s* expanders): Destination is QImode.
2017 * toplev.c (rest_of_compilation): Do not call clear_log_links.
2018 * rtl.h (clear_log_links): Kill.
2019 * flow.c (clear_log_links): Make static; accept blocks parameter;
2020 do no clear life info.
2021 (update_life_info): Call clear_log_links.
2023 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
2025 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
2027 * cpplex.c (handle_newline, skip_escaped_newlines,
2028 get_effective_char, skip_block_comment, skip_line_comment,
2029 parse_identifier_slow, parse_number, parse_string,
2030 _cpp_lex_direct): Update to do more stepping back.
2031 (trigraph_ok): Similarly. Rename trigraph_p.
2032 (SAVE_STATE, RESTORE_STATE): Remove.
2033 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
2035 * cpplib.c (destringize): Rename destringize_and_run, and
2036 call run_directive directly.
2037 (_cpp_do__Pragma): Simplify.
2039 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2041 * pe.c (arm_pe_unique_section): Const-ify.
2042 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
2043 (switch_to_section): Add static prototype.
2045 * output.h (drectve_section): Prototype.
2047 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2049 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
2050 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
2051 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
2052 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
2053 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2054 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
2055 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
2056 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
2057 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
2058 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
2059 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
2060 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
2061 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
2062 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
2063 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
2064 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
2065 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
2066 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
2067 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
2068 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
2069 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
2070 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
2071 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
2072 cris-*-none, cris-*-linux*: Update ${tmfile} list.
2073 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
2074 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
2075 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
2076 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
2077 v850-*-*): Delete superflous ${cpu_type} setting.
2078 * config/linux.h: Delete svr4.h include.
2079 (SET_ASM_OP): Delete.
2080 * config/netware.h (INT_ASM_OP): Undef before define.
2081 * config/ptx4.h: Delete elfos.h include.
2082 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
2083 * config/svr4.h: Delete elfos.h include. Update commentary.
2084 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
2085 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
2086 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
2087 config/v850/v850.h: Delete svr4.h include.
2088 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
2089 config/m68k/m68kv4.h, config/m88k/sysv4.h,
2090 config/sparc/sysv4.h: Update includes.
2091 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
2092 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
2093 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
2094 config/m88k/dguxbcs.h: Delete includes.
2095 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
2096 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
2097 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
2099 * config/m88k/dgux.h: Delete include.
2100 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
2102 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
2103 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
2104 * config/sh/elf.h: Update include.
2105 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
2106 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
2108 2001-10-19 Catherine Moore <clm@redhat.com>
2110 * config/stormy16/stormy-abi: Updates to varargs descriptions.
2111 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
2112 base and count fields.
2113 (stormy16_expand_builtin_va_start): last_reg_count changed to
2114 size_of_reg_args. Use count + size in first comparison.
2116 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2118 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
2119 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
2120 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
2121 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
2122 Set alignment from type if INDIRECT_REF.
2123 (adjust_address_1, offset_address): Simplify alignment compuitation.
2124 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
2125 here; done by set_mem_attributes.
2127 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2129 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
2130 * arm-protos.h (rdata_section, zero_init_section, common_section):
2132 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
2133 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
2134 traditional mode stringification.
2135 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
2136 in macros controling its use.
2137 * rtlanal.c: Include tm_p.h.
2138 * varasm.c (asm_output_aligned_bss): Mark parameter with
2140 (assemble_constant_align, assemble_start_function, assemble_align,
2141 assemble_variable, assemble_trampoline_template,
2142 output_constant_def_contents): Wrap potentially empty if-stmt body
2145 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2147 * a29k-protos.h (literal_section): Prototype.
2148 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
2149 * a29k.md: Ensure function pointers are prototyped.
2150 * genattrtab.c (write_eligible_delay): Mark parameter with
2153 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2155 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
2156 * 1750a.c (print_operand): Fix format specifier warning.
2157 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
2158 * 1750a.md: Likewise.
2159 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
2160 * genemit.c (output_add_clobbers): Mark parameter with
2162 * genrecog.c (write_subroutine): Likewise.
2163 * integrate.c (expand_inline_function): Delete unused variable.
2164 * varasm.c (remove_from_pending_weak_list): Wrap with
2167 2001-10-19 Jakub Jelinek <jakub@redhat.com>
2169 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
2170 field is different to previous argument's neg field.
2172 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
2174 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2176 * final.c (get_decl_from_op): New function.
2177 (output_asm_insn): Call it; write "*" when item with decl is address.
2179 2001-10-19 Janis Johnson <janis187@us.ibm.com>
2181 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
2182 about 64-bit support from the 3.0_branch version.
2184 2001-10-19 Zack Weinberg <zack@codesourcery.com>
2186 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
2187 USE_INCLUDED_LIBINTL when appropriate.
2188 * configure, config.in: Regenerate.
2189 * Makefile.in (datadir): Set to @datadir@.
2190 (intl.o): Also depend on $(CONFIG_H) and system.h.
2192 * intl.c: Factor out common gettext initialization sequence.
2193 (gcc_init_libintl): New function.
2194 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
2195 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
2196 off NLS. Add multiple include guard. No need to #ifdef-guard
2197 an #undef. Prototype gcc_init_libintl here.
2199 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
2200 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
2201 Use gcc_init_libintl.
2203 2001-10-19 Catherine Moore <clm@redhat.com>
2205 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
2207 * config/stormy16/stormy16.c (stormy16_split_move): Make
2208 sure that REG_INC notes are present for auto_inc operands.
2210 2001-10-19 Andreas Jaeger <aj@suse.de>
2212 * configure: Regenerated.
2213 * configure.in: Add x86_64 to switch statements.
2215 2001-10-18 Richard Henderson <rth@redhat.com>
2217 * config/alpha/alpha.md (sibcall_osf_1): Load destination
2218 address into $27 explicitly.
2219 (sibcall_value_osf_1): Likewise.
2221 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2223 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
2224 (offset_address): New function.
2225 (free_emit_status): Free regno_decl.
2226 (init_emit): Pass proper number of elements to xcalloc.
2227 Allocate regno_decl.
2228 (mark_emit_status): Mark regno_decl values.
2229 * expr.c (highest_pow2_factor): New function.
2230 (expand_assigment): Use it and offset_address.
2231 Properly handle ptr_mode vs. Pmode in offset calculation.
2232 (store_constructor, expand_expr_unaligned): Likewise.
2233 (expand_expr, case COMPONENT_EXPR): Likewise.
2234 * expr.h (offset_address): New decl.
2235 * function.h (struct emit_status): Add regno_decl.
2236 (REGNO_DECL): New macro.
2237 * final.c (output_asm_name): Move in file and don't conditionalize
2238 on flag_print_asm_name.
2239 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
2240 Output names of operands, if known.
2241 * function.c (assign_parms): Set REGNO_DECL.
2242 * integrate.c (integrate_decl_tree): Likewise.
2243 * stmt.c (expand_decl): Likewise.
2244 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
2246 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
2248 * attribs.c (handle_noinline_attribute): New function.
2249 (handle_used_attribute): Likewise.
2250 (c_common_attribute_table): Added noinline and used.
2251 * doc/extend.texi (Function Attributes): Document them.
2252 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
2253 Warn when merging inline with attribute noinline.
2254 (start_decl, start_function): Warn if inline and attribute
2255 noinline appear in the same declaration.
2257 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
2259 * config.gcc: Update c4x and i370 for C front end-specific
2261 * config/c4x/c4x-c.c: New.
2262 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
2263 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2265 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
2266 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2268 (c4x_init_pragma): Remove.
2269 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
2270 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
2271 c4x_pr_ignored): Move to c4x-c.c.
2272 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
2273 * config/c4x/t-c4x: Update.
2274 * config/i370/i370-c.c: New.
2275 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
2276 (i370_pr_map): Move to i370-c.c.
2277 * config/i370/t-i370: New.
2279 * doc/tm.texi: Update.
2281 2001-10-17 Stan Shebs <shebs@apple.com>
2283 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
2284 typo fixes throughout.
2285 (machopic_output_stub): Remove some dead code.
2287 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
2289 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
2292 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2294 * Makefile.in (print-rtl.o): Depend on TREE_H.
2295 * alias.c (get_alias_set): Make two passes over objects to first
2296 see if inner object is access via restricted pointer.
2297 Defer allocating alias set for restricted pointer until here.
2298 Call find_placeholder with second arg nonzero.
2300 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
2301 set for restricted pointer types.
2302 * emit-rtl.c (set_mem_attributes): Set more attributes.
2303 (set_mem_align, change_address, adjust_address_1): New functions.
2304 (change_address_1): Now static.
2305 (adjust_address, adjust_address_nv): Deleted.
2306 (replace_equiv_address): Call change_address_1.
2307 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
2308 (find_placeholder): Get starting point from PLIST arg.
2309 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
2310 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
2311 (adjust_address, adjust_address_nv): New macros.
2312 * print-rtl.c (tree.h): New include.
2313 (print_rtx, case MEM): Print all memory attributes.
2315 2001-10-17 Richard Henderson <rth@redhat.com>
2317 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
2319 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2321 * c-tree.texi: Eliminate duplicated word.
2322 * cpp.texi: Likewise.
2323 * install.texi: Likewise.
2324 * invoke.texi: Likewise.
2325 * tm.texi: Likewise.
2327 2001-10-17 Michael Collison <collison@isisinc.net>
2329 * dsp16xx.c: Fix comment formatting to match GNU standards.
2330 (dsp16xx_output_function_prologue): Change type of 'size'
2331 parameter from 'int' to HOST_WIDE_INT.
2332 (dsp16xx_output_function_epilogue): Change type of 'size'
2333 parameter from 'int' to HOST_WIDE_INT.
2335 2001-10-16 Richard Henderson <rth@redhat.com>
2337 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
2338 * configure, config.in: Rebuild.
2340 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
2341 (ix86_output_addr_diff_elt): New.
2342 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
2343 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2344 (JUMP_TABLES_IN_TEXT_SECTION): New.
2345 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
2346 * config/i386/i386-protos.h: Update.
2348 * config/i386/386bsd.h, config/i386/beos-elf.h,
2349 config/i386/freebsd-aout.h, config/i386/freebsd.h,
2350 config/i386/i386-interix.h, config/i386/i386elf.h,
2351 config/i386/linux.h, config/i386/netbsd-elf.h,
2352 config/i386/netbsd.h, config/i386/openbsd.h,
2353 config/i386/ptx4-i.h, config/i386/rtemself.h,
2354 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
2355 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
2357 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
2359 * stmt.c (expand_asm_operands): Update commentary.
2361 2001-10-16 Stan Shebs <shebs@apple.com>
2363 * config/darwin.h (GCC_NAME): Remove, no longer used.
2364 (NO_MATH_LIBRARY): Ditto.
2365 (MATH_LIBRARY): Define to emptiness.
2366 (DWARF2_DEBUGGING_INFO): Define.
2367 (PREFERRED_DEBUGGING_TYPE): Define.
2368 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
2369 (EXCEPTION_SECTION): Define.
2370 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2371 * config/darwin.c (darwin_encode_section_info): Handle case of
2372 DECL_INITIAL being error_mark_node.
2374 2001-10-16 Richard Henderson <rth@redhat.com>
2376 * alpha.c (current_file_function_operand): Don't fail for profiling.
2377 (direct_call_operand): New.
2378 * alpha-protos.h: Declare it.
2379 * alpha.h (EXTRA_CONSTRAINT): Use it.
2380 (PREDICATE_CODES): Add it.
2381 (ASM_OUTPUT_MI_THUNK): Remove.
2382 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
2383 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
2385 2001-10-16 Krister Walfridsson <cato@df.lth.se>
2387 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
2388 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2390 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2392 * cfg.c (free_edge): Break out from ....
2393 (remove_edge): ... here.
2394 (clear_edges): Use free_edge.
2396 * att.h (ASM_QUAD): Add comment.
2397 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
2399 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
2401 * i386.c (split_ti): New function.
2402 (ix86_split_to_parts): Support TImodes.
2403 * i386.h (VALID_INT_MODE_P): Add TImode.
2404 * i386.md (movdi splitter): Fix.
2405 (movti): Support 64bit integer registers.
2406 (movti_rex64): New function and splitter.
2408 * i386.c (*_cost): Add movsx/movzx cost.
2409 * i386.h (struct processor_costs): Add movsx/movzx fields.
2410 (RTX_COSTS): Handle zero/sign extend + avoid believing that
2411 64bit operations require split on 64bit machine.
2412 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
2414 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
2415 (ix86_expand_move): Avoid pushes of memory if size does not match;
2416 move long constants to register.
2417 (x86_initialize_trampoline): Fix mode.
2418 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2419 Use ASM_QUAD on 64bit.
2420 * i386.md (test pattern): Disallow impossible constants.
2421 (tablejump PIC expander): Fix emitting of sum.
2422 (movdicc_rex64): Rename to movdicc.
2423 * linux64.h (LINK_SPEC): Add missing '%'.
2425 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2427 * tree-inline.c (inlinable_function_p): Leave it up to the
2428 front-end to turn -finline-functions into DECL_INLINE set for all
2431 2001-10-16 Stan Shebs <shebs@apple.com>
2433 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2435 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2437 * recog.c: Formatting and comment typo fixes.
2439 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2440 version in single tree build.
2441 * configure: Regenerate.
2443 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2445 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2446 MODE arguments to gen_rtx and compare operand with const0_rtx.
2448 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2450 * system.h: Poison old unused target macros.
2451 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2452 * config/stormy16/stormy16.c: Update references to obsolete macros.
2453 * config/stormy16/stormy16.h: Similarly.
2454 * config/stormy16/stormy16.md: Similarly.
2455 * config/cris/cris.h: Similarly.
2457 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2459 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2460 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2461 cpp_register_pragma): Update accordingly.
2463 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2465 * c-pragma.h (cpp_register_pragma_space): Remove.
2466 * cpplib.h (cpp_register_pragma_space): Remove.
2467 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2468 (cpp_register_pragma_space): Remove.
2469 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2471 (do_pragma): Similarly.
2472 (_cpp_init_internal_pragmas): Don't register namespaces.
2474 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2475 Don't register namespaces.
2476 * cp/lex.c (init_cp_pragma): Similarly.
2477 * doc/tm.texi: Update.
2479 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2482 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2484 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2486 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2487 add scheduling support.
2488 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2489 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2490 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2493 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2495 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2496 missing CONSTANT_P test in core GCC.
2498 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2500 * cppmain.c (struct printer): New member source.
2501 (scan_translation_unit): Fix spacing at start of lines.
2502 (cb_line_change): Update.
2504 * gcc.dg/cpp/spacing2.c: New test.
2506 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2508 * config/cris/arit.c: Use __builtin_labs, not abs.
2510 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2512 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2513 misplaced sprintf and fprintf argument.
2515 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2517 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2518 * configure.in, Makefile.in: Take out obsolete check-po logic.
2519 * configure, config.in: Regenerate.
2521 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2523 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2524 symtab declarations.
2526 2001-10-12 Stan Shebs <shebs@apple.com>
2528 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2529 declarations of arguments and local variables.
2531 2001-10-12 Christopher Faylor <cgf@redhat.com>
2533 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2534 ENDFILE_SPEC definition.
2536 2001-10-12 Kazu Hirata <kazu@hxi.com>
2538 * gthr-dce.h: Fix comment formatting.
2539 * gthr-posix.h: Likewise.
2540 * gthr-single.h: Likewise.
2541 * gthr-solaris.h: Likewise.
2542 * gthr-vxworks.h: Likewise.
2543 * gthr-win32.h: Likewise.
2545 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2547 * final.c (output_asm_insn): Make sure assembly dialects are
2548 terminated, not nested. Output `|' and `}' characters if they
2549 don't appear inside assembly dialect selection.
2550 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2551 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2552 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2553 strsetsi_rex_1): Add {} braces.
2555 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2557 * toplev.c (compile_file): Ignore return value from yyparse.
2558 Always pop any nested binding levels after yyparse returns.
2560 2001-10-11 Richard Henderson <rth@redhat.com>
2562 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2564 2001-10-11 Richard Henderson <rth@redhat.com>
2566 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2567 fall back to add_AT_long_long for large CONST_INT.
2569 2001-10-11 Richard Henderson <rth@redhat.com>
2571 * config/i386/i386.md (setcc splitters): Add four splitters to
2572 simplify compound compares that simplify_comparison can't handle.
2574 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2576 * cpplex.c (digraph_spellings, token_spellings): Make static.
2578 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2580 * unroll.c (loop_iterations): Fixup last patch.
2582 2001-10-11 Richard Henderson <rth@redhat.com>
2584 * rtl.h (REG_VTABLE_REF): New.
2585 * rtl.c (reg_note_name): Add it.
2586 * combine.c (distribute_notes): Handle it.
2587 * final.c (final_scan_insn): Handle it.
2588 * tree.def (VTABLE_REF): New.
2589 * expr.c (expand_expr): Handle it.
2590 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2591 * output.h: Declare them.
2593 2001-10-11 Richard Henderson <rth@redhat.com>
2595 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2598 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2600 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2601 available in 64-bit mode.
2603 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2605 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2606 cris-*-linux* cases.
2607 * config/cris/cris-protos.h: New file.
2608 * config/cris/cris.c: New file.
2609 * config/cris/cris.h: New file.
2610 * config/cris/cris.md: New file.
2611 * config/cris/linux.h: New file.
2612 * config/cris/aout.h: New file.
2613 * config/cris/arit.c: New file.
2614 * config/cris/cris_abi_symbol.c: New file.
2615 * config/cris/mulsi3.asm: New file.
2616 * config/cris/t-aout: New file.
2617 * config/cris/t-cris: New file.
2618 * config/cris/t-elfmulti: New file.
2619 * config/cris/t-linux: New file.
2620 * doc/invoke.texi: Add CRIS options.
2621 * doc/install.texi (Specific): Add blurb for CRIS.
2623 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2625 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2627 * config/float/i32.h: Likewise.
2628 * config/float-i386.h: Likewise.
2629 * config/float-i64.h: Likewise.
2630 * config/float-m68k.h: Likewise.
2631 * config/float-sh.h: Likewise.
2632 * config/float-sparc.h: Likewise.
2634 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2636 * doc/contrib.texi: Add note about CRIS port to my entry.
2638 2001-10-11 Kazu Hirata <kazu@hxi.com>
2640 * basic-block.h: Fix formatting.
2641 * bitmap.h: Likewise.
2642 * cpplib.h: Likewise.
2643 * c-tree.h: Likewise.
2644 * diagnostic.h: Likewise.
2645 * flags.h: Likewise.
2647 * longlong.h: Likewise.
2649 * reload.h: Likewise.
2653 2001-10-10 Richard Henderson <rth@redhat.com>
2655 * c-parse.in (asm_operand): Allow named operands.
2656 * genconfig.c (max_recog_operands): Set to 29.
2657 * local-alloc.c (requires_inout): Skip multiple digits.
2658 * recog.c (asm_operand_ok): Likewise.
2659 (preprocess_constraints): Use strtoul for matching constraints.
2660 (constrain_operands): Likewise.
2661 * regmove.c (find_matches): Likewise.
2662 * reload.c (find_reloads): Likewise.
2663 * stmt.c (parse_output_constraint): Don't reject in-out
2664 constraint on operands > 9. Reject '[' in constraint.
2665 (expand_asm_operands): Handle named operands. Use strtoul
2666 for matching constraints.
2667 (check_operand_nalternatives): Split out from expand_asm_operands.
2668 (check_unique_operand_names): New.
2669 (resolve_operand_names, resolve_operand_name_1): New.
2671 * doc/extend.texi (Extended Asm): Document named operands.
2672 * doc/md.texi (Simple Constraints): Document matching constraints
2675 2001-10-10 Richard Henderson <rth@redhat.com>
2677 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2679 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2680 (jcc splitters): Add two splitters to simplify compound compares
2681 that simplify_comparison can't handle.
2683 2001-10-10 Richard Henderson <rth@redhat.com>
2685 * langhooks.c: Include langhooks.h.
2686 * Makefile.in (langhooks.o): Depend on it.
2688 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2690 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2691 should not be considered as a no-op.
2692 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2694 2001-10-10 Stan Shebs <shebs@apple.com>
2696 * alias.c: Remove uses of "register" specifier in declarations
2697 of arguments and local variables.
2698 * c-common.c: Ditto.
2699 * c-convert.c: Ditto.
2701 * c-format.c: Ditto.
2702 * c-semantics.c: Ditto.
2703 * c-typeck.c: Ditto.
2704 * caller-save.c: Ditto.
2707 * cfgbuild.c: Ditto.
2709 * collect2.c: Ditto.
2713 * cppfiles.c: Ditto.
2716 * defaults.h: Ditto.
2718 * dwarf2out.c: Ditto.
2719 * dwarfout.c: Ditto.
2720 * emit-rtl.c: Ditto.
2725 * fix-header.c: Ditto.
2726 * floatlib.c: Ditto.
2728 * fold-const.c: Ditto.
2729 * function.c: Ditto.
2732 * gen-protos.c: Ditto.
2733 * genattrtab.c: Ditto.
2734 * gencheck.c: Ditto.
2735 * genconfig.c: Ditto.
2737 * genextract.c: Ditto.
2738 * genflags.c: Ditto.
2739 * gengenrtl.c: Ditto.
2740 * genoutput.c: Ditto.
2742 * genrecog.c: Ditto.
2743 * gensupport.c: Ditto.
2747 * haifa-sched.c: Ditto.
2748 * hard-reg-set.h: Ditto.
2750 * integrate.c: Ditto.
2753 * local-alloc.c: Ditto.
2755 * mips-tdump.c: Ditto.
2756 * mips-tfile.c: Ditto.
2759 * print-rtl.c: Ditto.
2760 * read-rtl.c: Ditto.
2763 * reg-stack.c: Ditto.
2764 * regclass.c: Ditto.
2769 * resource.c: Ditto.
2773 * sched-deps.c: Ditto.
2774 * sched-rgn.c: Ditto.
2776 * simplify-rtx.c: Ditto.
2778 * stor-layout.c: Ditto.
2785 * xcoffout.c: Ditto.
2787 2001-10-10 Richard Henderson <rth@redhat.com>
2789 * rtl.h (can_reverse_comparison_p): Remove.
2791 2001-10-10 Christopher Faylor <cgf@redhat.com>
2793 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2796 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2798 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2799 (Thanks to Chris Faylor for suggesting macro name).
2800 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2802 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2803 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2804 (MATH_LIBRARY): Undef before definition.
2805 (OUTPUT_QUOTED_STRING): Likewise.
2806 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2808 2001-10-10 Richard Henderson <rth@redhat.com>
2810 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2811 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2812 a tristate comparison value.
2813 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2815 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2818 * unroll.c (loop_iterations): Ignore insns generated by loop
2821 * config.gcc (mips*-*-gnu*): Delete support.
2822 * config/mips/gnu.h: Remove.
2824 2001-10-10 Kazu Hirata <kazu@hxi.com>
2826 * calls.c: Fix formatting.
2827 * c-decl.c: Likewise.
2828 * cfgcleanup.c: Likewise.
2829 * combine.c: Likewise.
2830 * cppfiles.c: Likewise.
2831 * cpplib.c: Likewise.
2832 * cppmacro.c: Likewise.
2833 * crtstuff.c: Likewise.
2835 * dwarf2out.c: Likewise.
2836 * expmed.c: Likewise.
2838 * fold-const.c: Likewise.
2839 * function.c: Likewise.
2841 * genattrtab.c: Likewise.
2842 * ggc-page.c: Likewise.
2843 * integrate.c: Likewise.
2844 * libgcc2.c: Likewise.
2846 * optabs.c: Likewise.
2847 * profile.c: Likewise.
2848 * protoize.c: Likewise.
2850 * recog.c: Likewise.
2851 * reload1.c: Likewise.
2852 * reload.c: Likewise.
2853 * reorg.c: Likewise.
2854 * resource.c: Likewise.
2855 * sched-rgn.c: Likewise.
2856 * sdbout.c: Likewise.
2858 * toplev.c: Likewise.
2859 * varasm.c: Likewise.
2861 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
2863 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
2864 * Makefile.in (langhooks.o): Add dependencies.
2866 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
2868 * rs6000.c (rs6000_emit_load_toc_table): Don't
2869 strdup the toc label.
2870 (create_TOC_reference): Likewise.
2872 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2874 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
2877 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2879 * config/i386/i386.c (ix86_attribute_table): Correct
2880 min_len, max_len fields for dllimport, dllexport and shared.
2882 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
2884 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
2885 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
2886 Consistently use "nonzero" instead of "non-zero".
2888 2001-10-09 Kazu Hirata <kazu@hxi.com>
2890 * acconfig.h: Fix comment formatting.
2891 * c-dump.h: Likewise.
2892 * c-tree.h: Likewise.
2893 * conditions.h: Likewise.
2895 * function.h: Likewise.
2897 * hwint.h: Likewise.
2898 * integrate.h: Likewise.
2901 * optabs.h: Likewise.
2903 2001-10-09 Kazu Hirata <kazu@hxi.com>
2905 * c-common.h: Fix comment formatting.
2906 * c-dump.c: Likewise.
2908 * diagnostic.h: Likewise.
2909 * except.c: Likewise.
2911 * gcov-io.h: Likewise.
2912 * genattrtab.c: Likewise.
2913 * output.h: Likewise.
2914 * predict.h: Likewise.
2915 * reload1.c: Likewise.
2916 * reload.h: Likewise.
2917 * resource.h: Likewise.
2919 * system.h: Likewise.
2921 * tree-inline.c: Likewise.
2922 * tsystem.h: Likewise.
2923 * varasm.c: Likewise.
2924 * xcoffout.h: Likewise.
2926 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2928 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
2930 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2932 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
2933 config/i386/i386elf.h, config/i386/netbsd-elf.h,
2934 config/i386/netware.h, config/mcore/gfloat.h,
2935 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
2936 config/netware.h, gccbug.in: Update FSF address.
2938 2001-10-09 Kazu Hirata <kazu@hxi.com>
2940 * c-common.c: Fix comment typos.
2941 * cfgrtl.c: Likewise.
2942 * collect2.c: Likewise.
2943 * cpplex.c: Likewise.
2944 * doloop.c: Likewise.
2945 * dwarf2out.c: Likewise.
2946 * dwarfout.c: Likewise.
2948 * fold-const.c: Likewise.
2952 * global.c: Likewise.
2953 * ifcvt.c: Likewise.
2955 * optabs.c: Likewise.
2956 * protoize.c: Likewise.
2957 * regclass.c: Likewise.
2958 * reorg.c: Likewise.
2962 * doc/cpp.texi: Likewise.
2963 * doc/c-tree.texi: Likewise.
2964 * doc/extend.texi: Likewise.
2965 * doc/invoke.texi: Likewise.
2966 * doc/objc.texi: Likewise.
2967 * doc/tm.texi: Likewise.
2969 2001-10-08 Richard Henderson <rth@redhat.com>
2971 * varasm.c (set_named_section_flags): Initialize "declared".
2973 2001-10-08 Robert Lipe <robertlipe@usa.net>
2975 * varasm.c (struct in_named_entry): Add declared.
2976 (named_section_first_declaration): New function.
2977 (default_elf_asm_named_section): Use it.
2978 * output.h (named_section_first_declaration): New.
2980 2001-10-08 Richard Henderson <rth@redhat.com>
2982 * i386.md (movsi_xor): Export.
2983 (setcc peep2): Use it when available; add an alternative to
2984 match zero_extendhisi2_and.
2986 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2988 * romp-protos.h (romp_initialize_trampoline): New function.
2989 * romp.c (romp_initialize_trampoline): Likewise.
2990 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
2991 romp_initialize_trampoline.
2993 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2995 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
2996 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2997 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
2998 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3000 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3002 * unroll.c (loop_iterations): Extend check for multiple back edges.
3004 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
3006 * langhooks.h: New file.
3007 * Makefile.in (OBJS): Added langhooks.o.
3008 (c-lang.o): Depend on langhooks.h.
3009 (c-common.o): Don't depend on tree-inline.h.
3010 (tree-inline.o): Depend on toplev.h.
3011 (langhooks.o): New rule.
3012 * c-common.c: Don't include tree-inline.h.
3013 (c_mark_lang_decl): Mark argument c as unused.
3014 (c_common_lang_init): Don't initialize hooks here.
3015 * c-lang.c: Include langhooks.h, then override some macros.
3016 (lang_hooks): Initialize with macros in langhooks.h.
3017 (c_init): Don't initialize hooks here.
3018 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
3019 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
3020 * tree-inline.c: Include toplev.h. Don't define hook variables.
3021 * tree-inline.h: Don't define hook types nor declare hook
3022 variables. Move macros to...
3023 * langhooks.c: ... new file, as functions. Adjust all callers.
3025 2001-10-08 Jeffrey A Law <law@cygnus.com>
3027 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
3028 purge_mem_unchanging_flag on all instructions, not just on those
3029 before NOTE_INSN_FUNCTION_BEG.
3031 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3033 * cppmacro.c (_cpp_create_definition): Leave comments off.
3035 * doc/cpp.texi: Update.
3037 2001-10-08 DJ Delorie <dj@redhat.com>
3039 * c-decl.c (grokfield): Make sure the only unnamed fields
3040 we're allowing are either structs or unions.
3041 * doc/extend.texi: Add documentation for the unnamed field
3044 2001-10-08 Zack Weinberg <zack@codesourcery.com>
3046 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
3047 * configure.in: Use it.
3048 * configure: Regenerated.
3049 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
3050 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
3052 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3054 * cppfiles.c (open_file): Don't mark zero-length files
3055 never-reread here. Don't output diagnostics here either.
3056 (stack_include_file): Mark them never-reread here.
3057 (_cpp_read_file): Update.
3059 2001-10-08 Richard Henderson <rth@redhat.com>
3061 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
3063 2001-10-08 Richard Henderson <rth@redhat.com>
3065 * expr.c (store_expr): When converting a CONST_INT for storage
3066 in a SUBREG, convert it to both SUBREG modes before stripping
3069 2001-10-08 Richard Henderson <rth@redhat.com>
3071 * varasm.c (restore_varasm_status): New.
3072 * function.h: Declare it.
3073 * function.c (pop_function_context_from): Call it.
3075 2001-10-08 Richard Henderson <rth@redhat.com>
3077 * c-common.h (struct c_lang_decl): Add declared_inline.
3078 * c-tree.h (DECL_DECLARED_INLINE_P): New.
3079 * c-lang.c (c_disregard_inline_limits): Use it.
3080 * c-decl.c (duplicate_decls): Likewise.
3081 (pushdecl, redeclaration_error_message): Likewise.
3082 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
3083 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
3084 Set DECL_INLINE if -finline-functions.
3085 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
3087 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3089 * cppmacro.c (funlike_invocation_p): Move some logic to caller
3090 in enter_macro_context. Create a padding token in its own context
3091 if necessary when the search for '(' fails.
3092 (enter_macro_context): Update.
3094 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3096 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
3097 genmultilib, toplev.c: Fix spelling errors of "separate" as
3098 "seperate", and corresponding spelling errors of related words.
3100 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3102 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
3103 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
3105 * c-dump.c (dump_option_value_info): Likewise.
3106 * c-format.c (format_length_info, format_char_info,
3107 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
3108 * collect2.c (names): Likewise.
3109 * cppdefault.h (default_include): Likewise.
3110 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
3111 * flow.c (life_analysis): Likewise.
3112 * gcc.c (dir_separator_str, modify_target, option_map,
3113 target_option_translations, spec_list_1, extra_specs_1,
3114 init_spec): Likewise.
3115 * gcov.c (gcov_version_string): Likewise.
3116 * genattr.c (write_units): Likewise.
3117 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
3118 * gengenrtl.c (rtx_definition, defs): Likewise.
3119 * genrecog.c (pred_table): Likewise.
3120 * global.c (global_alloc): Likewise.
3121 * lcm.c (optimize_mode_switching): Likewise.
3122 * local-alloc.c (find_free_reg): Likewise.
3123 * params.h (param_info): Likewise.
3124 * predict.c (predictor_info): Likewise.
3125 * protoize.c (unexpansion_struct): Likewise.
3126 * real.c (bmask): Likewise.
3127 * recog.h (insn_operand_data, insn_data): Likewise.
3128 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
3129 * stmt.c (expand_nl_goto_receiver): Likewise.
3130 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
3131 target_switches, target_options): Likewise.
3132 * tradcif.y (token, tokentab2, yylex): Likewise.
3133 * tree.h (attribute_spec): Likewise.
3135 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
3137 * arc.c (arc_output_function_epilogue): Likewise.
3138 * arm.c (processors, all_cores, all_architectures,
3139 arm_override_options, isr_attribute_arg, isr_attribute_args,
3140 arm_isr_value): Likewise.
3141 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
3143 * c4x.c (c4x_int_reglist): Likewise.
3144 * d30v.c (override_options): Likewise.
3145 * h8300.c (shift_insn): Likewise.
3146 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
3147 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
3148 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
3149 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
3150 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
3151 * i386.h (processor_costs, ix86_cost): Likewise.
3152 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
3153 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
3154 * m68k.c (codes_68881, codes_FPA): Likewise.
3155 * m88k.c (mode_from_align, max_from_align, all_from_align,
3156 best_from_align, m_options): Likewise.
3157 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
3158 * mcore.c (mode_from_align): Likewise.
3159 * mips/elf64.h (UNIQUE_SECTION): Likewise.
3160 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
3161 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
3162 * mips.h (mips_regno_to_class): Likewise.
3163 * ns32k.c (scales): Likewise.
3164 * pa.c (import_string, magic_milli): Likewise.
3165 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
3166 * sparc.c (leaf_reg_remap, sparc_override_options,
3167 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
3169 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
3171 2001-10-07 Dale Johannesen <dalej@apple.com>
3173 * reload1.c (reload_reg_free_p): Teach register interference
3174 checking that multiple output reloads are emitted in
3176 reload1.c (reload_reg_reaches_end_p): Ditto.
3177 reload1.c (reloads_conflict): Ditto.
3179 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3181 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
3182 NULL_TREE inside @code.
3184 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3186 * doc/gcc.texi: Document consistent style of "32-bit",
3187 "Objective-C", and "@code{NULL}".
3189 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3191 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
3192 (cpp_token_len, cpp_spell_token, cpp_output_token,
3193 _cpp_equiv_tokens): Handle it.
3194 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
3195 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
3196 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
3199 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3201 * gcc.c (default_compilers): Remove .ada.
3203 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
3205 * doc/cppinternals.texi: Update.
3207 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3209 * gcc.c (main): Set this_file_error if the appropriate
3210 compiler for a language has not been installed.
3212 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
3214 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
3216 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
3218 * gccbug.in (CATEGORIES): Add ada.
3220 2001-10-05 Catherine Moore <clm@redhat.com>
3222 * config/stormy16/stormy-abi: Document abi changes.
3223 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
3224 (ICALL_REGS): New register class.
3225 (NUM_ARGUMENT_REGISTERS): Now 6.
3226 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
3228 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
3229 * config/stormy16.md (call_internal, call_value_internal,
3230 indirect_jump): Use new 'z' constraint.
3232 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3234 * doc/cppinternals.texi: Update.
3236 2001-10-05 Richard Henderson <rth@redhat.com>
3238 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
3239 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
3240 the gas section-name-as-label feature.
3242 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3244 * doc/cppinternals.texi: Update.
3246 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3248 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
3249 to ensure valid SImode constants.
3251 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
3253 * Makefile.in (c-decl.o): Depend on tree-inline.h.
3254 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
3255 * c-decl.c: Include tree-inline.h.
3256 (c_expand_body): Call optimize_inline_calls. Determine whether
3257 a function is inlinable upfront, and only clear
3258 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
3259 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
3260 (c_disregard_inline_limits): New function.
3261 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
3262 (c_post_options): Enable tree inlining if inlining is enabled.
3263 Don't inline trees when instrumenting functions.
3264 (c_init): Initialize lang_disregard_inline_limits and
3265 lang_cannot_inline_tree_fn.
3266 * tree-inline.c (initialize_inlined_parameters): Handle calls
3267 with fewer arguments than declared parameters, and fewer
3268 parameters than passed arguments. Don't assume value is a
3270 (declare_return_variable): Convert return value back to the
3271 original type, if it was promoted.
3272 (tree_inlinable_function_p): New function.
3273 (inlinable_function_p): Don't look at DECL_INLINE if we're
3274 inlining all functions. Make it work with a NULL id.
3275 Re-check DECL_UNINLINABLE after language-specific checks.
3276 * tree-inline.h (tree_inlinable_function_p): Declare it.
3277 * integrate.c (save_for_inline): Don't bother to prepare argvec
3279 * cse.c (check_for_label_ref): Don't check deleted labels.
3281 * Makefile.in (tree-inline.o): Depend on newly-included headers.
3282 * tree-inline.c: Include headers needed for the functions moved in.
3283 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
3284 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
3285 (copy_body, initialize_inlined_parameters): Likewise.
3286 (declare_return_variable, inlinable_function_p): Likewise.
3287 (expand_call_inline, expand_calls_inline): Likewise.
3288 (optimize_inline_calls, clone_body): Likewise.
3289 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
3290 (copy_tree_r, remap_save_expr): Likewise.
3292 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
3294 * Makefile.in (OBJS): Added tree-inline.o.
3295 (c-common.o): Depend on tree-inline.h.
3296 (tree-inline.o): New target.
3297 * c-common.c: Include tree-inline.h.
3298 (c_mark_lang_decl): Don't mark saved_tree.
3299 (c_common_lang_init): Set lang_anon_aggr_type_p.
3300 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
3301 (struct c_lang_decl): Moved saved_tree to tree_decl.
3302 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
3303 * integrate.h (function_attribute_inlinable_p): Declare it.
3304 * integrate.c (function_attribute_inlinable_p): Export it.
3305 * tree-inline.c: New file. Define variables declared in...
3306 * tree-inline.h: New file. Declare functions to be moved to
3307 tree-inline.c. Define macros and declare types and hooks for
3308 language-specific tree inlining.
3309 (flag_inline_trees): Moved definition from cp/decl2.c.
3310 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
3311 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
3312 (struct tree_decl): Moved saved_tree from c_lang_decl and
3313 inlined_fns from C++'s lang_decl.
3315 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
3317 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
3318 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
3320 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
3322 * doc/cppinternals.texi: Update.
3324 2001-10-04 Eric Christopher <echristo@redhat.com>
3326 * config/mips/mips.c (init_cumulative_args): Remember to set
3328 * config.gcc: Redo linux configuration. Add target_cpu_default
3329 of soft-float to all mipsisa32 combinations and tx39.
3330 * config/mips/linux.h: Remove include of mips.h.
3332 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
3334 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
3335 HOST_LDFLAGS and HOST_CPPFLAGS.
3337 2001-10-03 Ziemowit Laski <zlaski@apple.com>
3339 * c-parse.in (objc_inherit_code, objc_pq_context,
3340 objc_public_flag): Make static.
3341 (objc_interface_context, objc_implementation_context,
3342 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
3343 global tree array in objc/objc-act.[ch].
3344 (methoddef): Remove unnecessary code.
3346 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
3347 Hoist struct definitions to objc-act.h.
3348 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
3349 cat_count): Place declaration in objc-act.h.
3350 (objc_tree_index): Move enumeration to objc-act.h.
3351 (objc_global_trees): Place declaration and macro accessors in
3353 (implementation_context): Remove duplicate; use
3354 objc_implementation_context instead:
3355 (method_context): Remove duplicate; use objc_method_context
3357 (objc_ellipsis_node, objc_method_prototype_template,
3358 implemented_classes, function_type): Move global vars to
3360 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
3361 (build_message_expr): Move actual construction of ObjC message
3362 send nodes to finish_message_expr.
3363 (finish_message_expr): New routine, contains code formerly in
3365 * objc/objc-act.h (finish_message_expr): New prototype.
3366 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
3367 declarations; these vars are now part of objc_global_trees.
3368 (objc_tree_index, objc_global_trees): Move definitions from
3370 * objc/objc-tree.def: Update copyright info.
3372 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
3374 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
3376 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
3377 only if TARGET_ARCH64.
3379 2001-10-02 Bernd Schmidt <bernds@redhat.com>
3381 * doc/extend.texi: Fix some problems with previous checkin.
3382 * doc/invoke.texi: Likewise.
3384 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
3386 * cpphash.h: Update comments.
3387 (cpp_context): Update.
3388 (spec_nodes): Remove n__Pragma.
3389 * cppinit.c (cpp_create_reader): Update.
3390 (builtin_array): Add _Pragma.
3391 * cpplib.h: Update comments.
3392 (NODE_DISABLED, BT_PRAGMA): New.
3393 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
3394 * cppmacro.c (struct cpp_macro): Remove disabled.
3395 (builtin_macro): Return int, handle _Pragma, push the new token
3396 on the context stack.
3397 (funlike_invocation_p): Unconstify, update.
3398 (enter_macro_context): Handle builtins here.
3399 (replace_args, push_token_context, push_ptoken_context):
3400 Update for prototype changes.
3401 (_cpp_pop_context): Update.
3402 (cpp_get_token): Don't handle buitins, nor _Pragma here.
3403 (cpp_sys_macro_p): Update.
3404 (_cpp_free_definition): Clear disabled flag.
3405 (_cpp_create_definition): Upate.
3406 * cppmain.c: Update comments.
3408 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
3409 Andreas Jaeger <aj@suse.de>,
3410 Jan Hubicka <jh@suse.cz>
3412 * doc/invoke.texi (i386 Options): Document x86-64 options.
3413 (i386 and x86-64 Options): Rename i386 options section.
3415 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3416 (TARGET_SWITCHES): Add -munwind-info.
3417 (MASK_NO_UNWIND_INFO): New.
3418 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3420 (ASM_OUTPUT_DOUBLE_INT): New.
3422 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3423 * config.gcc: Fix tm_file settings for x86-64.
3424 * config/i386/x86-64.h: New file with OS independent x86-64
3426 * config/i386/biarch64.h: New file used to configure compiler
3427 to biarch/64bit compilation.
3429 * config/i386/i386.c: (override_options): Set flags default
3430 for 64bit compilation.
3432 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3434 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3435 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3436 constants on x86_64.
3437 (ix86_attr_length_immediate_default): Support MODE_DI.
3438 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3440 (indirect_jump, tablejump): Turn into expander.
3442 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3444 * c-common.c (c_format_attribute_table): Make format and
3445 format_arg attributes apply to function types rather than to
3447 (is_valid_printf_arglist): Construct an attribute list and pass
3448 that to check_function_format rather than a name.
3449 * c-common.h (check_function_format): Adjust prototype.
3450 * c-decl.c (duplicate_decls): Preserve attributes from type of
3451 built-in decl when allowing for harmless conflict in types.
3452 * c-format.c (record_function_format,
3453 record_international_format, function_format_list,
3454 international_format_info, international_format_list): Remove.
3455 (function_format_info): Remove next, name and assembler_name.
3456 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3457 (decode_format_attr): New.
3458 (handle_format_attribute): Handle receiving a type rather than a
3459 decl. Call decode_format_attr. Store format information in a
3460 function_format_info.
3461 (handle_format_arg_attribute): Correct comment. Handle receiving
3462 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3464 (check_format_info_recurse, check_format_info_main): Take argument
3465 numbers as unsigned HOST_WIDE_INT.
3466 (check_function_format): Take a list of attributes from the
3467 function type rather than a name or assembler name. Check for
3468 format attributes in that list and the attributes on the type of
3469 the current function rather than looking through
3470 function_format_list.
3471 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3473 (check_format_info_recurse): Take format_arg attributes from the
3474 type of the function calls rather than using
3475 international_format_list. Allow for multiple format_arg
3477 * c-typeck.c (build_function_call): Pass type attributes to
3478 check_function_format rather than name or assembler name. Don't
3479 require there to be a name or assembler name to check formats.
3481 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3483 * attribs.c (decl_attributes): Possibly call
3484 insert_default_attributes to insert default attributes on
3485 functions in a lazy manner.
3486 * builtin-attrs.def: New file; define the default format and
3487 format_arg attributes.
3488 * c-common.c (c_format_attribute_table): Move to earlier in the
3490 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3491 (enum built_in_attribute, built_in_attributes,
3492 c_attrs_initialized, c_init_attributes,
3493 c_common_insert_default_attributes): New.
3494 (c_common_lang_init): Don't initialize format_attribute_table. Do
3495 call c_init_attributes.
3496 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3497 * c-common.h (init_function_format_info): Don't declare.
3498 (c_common_insert_default_attributes): Declare.
3499 * c-decl.c (implicitly_declare, builtin_function): Call
3501 (init_decl_processing): Don't call init_function_format_info.
3502 (insert_default_attributes): New.
3503 * c-format.c (handle_format_attribute,
3504 handle_format_arg_attribute): Be quiet about inappropriate
3505 declaration when applying default attributes.
3506 (init_function_format_info): Remove.
3507 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3508 (insert_default_attributes): Declare.
3510 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3512 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3514 2001-10-01 Jim Wilson <wilson@redhat.com>
3516 * sched-deps.c (add_dependence): When elide conditional dependence,
3517 check that insn doesn't modify cond2.
3519 2001-10-01 Dale Johannesen <dalej@apple.com>
3521 * config/rs6000/rs6000.h (enum processor_type): Add support
3522 for 7400 (G4) and 7450.
3524 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3525 (rs6000_issue_rate): Ditto.
3526 (rs6000_adjust_cost): Fix cycle counts for compares.
3527 (debug_stack_info): Fix an obvious typo.
3528 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3529 * doc/invoke.texi: Document.
3530 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3532 (PROCESSOR_DEFAULT): Ditto.
3534 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3536 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3537 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3538 later recursive make invocation.
3540 2001-10-01 Hans Boehm <boehm@acm.org>
3542 * optabs.c (emit_libcall_block): When using non-call exceptions,
3543 don't add REG_LIBCALL reg notes to trapping calls.
3545 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3547 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3548 (propagate_one_insn): Update for above change
3550 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3552 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3553 _Unwind_GetTextRelBase): Argument is unused.
3555 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3557 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3558 Loop through NOPs, placeholders, and components.
3559 Don't go through NOPs if change mode.
3560 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3561 * emit-rtl.c (set_mem_alias_set): Enable check.
3562 * expr.c (find_placeholder): New function.
3563 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3564 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3565 to modify it and avoid unneeded copies.
3566 * expr.h (expand_expr): Always define.
3567 (find_placeholder): New declaration.
3569 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3571 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3572 operand 2 is the stack pointer.
3573 ("addr-peephole"): Fix address computation peephole when operand 2
3574 is the stack pointer.
3576 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3578 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3579 (ix86_setup_incoming_varargs): Likewise.
3581 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3583 * stor-layout.c (layout_type): Don't complain about too-large
3586 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3588 * function.c (keep_stack_depressed): Don't use delete_insn.
3590 * expr.h (set_mem_alias_set): Move decl to here.
3591 * rtl.h (mem_attrs): New typedef and struct.
3592 (union rtunion_def): Add field for mem_attrs.
3593 (X0MEMATTR, MEM_ATTRS): New macros.
3594 (MEM_ALIAS_SET): Use MEM_ATTRS.
3595 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3596 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3597 (set_mem_alias_set): Delete decl from here.
3599 * alias.c (set_mem_alias_set): Delete from here.
3600 * emit-rtl.c (mem_attrs_htab): New variable.
3601 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3602 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3603 (mem_attrs_mark, get_mem_attrs): Likewise.
3604 (gen_rtx_MEM): Clear MEM_ATTRS.
3605 (set_mem_attributes): Move to here.
3606 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3607 (init_emit_once): const_int_htab now deletable htab.
3608 Initialize mem_attrs_htab.
3609 * explow.c (set_mem_attributes): Delete from here.
3610 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3611 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3612 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3613 * reload1.c (reload): Rework changing REG to MEM.
3615 2001-09-30 H.J. Lu <hjl@gnu.org>
3617 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3618 * config.in: Rebuild.
3620 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3622 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3623 ("tsthi_1"): Avoid allocation in register y.
3624 ("*movqi_68hc12"): Reorganize and fix constraints.
3625 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3626 ("addqi3"): Likewise.
3627 ("addhi3"): Fix constraints.
3628 ("*logicalhi3_zexthi"): Disparage soft registers.
3630 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3632 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3635 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3637 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3638 that we use setjmp/longjmp exceptions.
3640 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3642 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3643 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3644 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3645 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3646 (_cpp_extend_buff, BUFF_ROOM): Update.
3647 (_cpp_append_extend_buff): New.
3648 (struct cpp_reader): Remove macro_pool, add a_buff.
3649 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3651 (cpp_destroy): Free a_buff instead of macro_pool.
3652 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3653 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3654 _cpp_pool_alloc, ): Remove.
3655 (parse_number, parse_string): Update use of _cpp_extend_buff.
3656 (_cpp_extend_buff): Update.
3657 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3658 * cpplib.c (glue_header_name, parse_answer):
3659 Update use of _cpp_extend_buff.
3660 (cpp_register_pragma, cpp_register_pragma_space): Use
3662 (do_assert, do_unassert): Check for EOL, update.
3663 * cppmacro.c (stringify_arg, collect_args): Update to use
3664 _cpp_extend_buff and _cpp_append_extend_buff.
3665 (save_parameter, parse_params, alloc_expansion_token,
3666 _cpp_create_definition): Rework memory management.
3668 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3670 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3671 update md_exec_prefix.
3672 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3675 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3677 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3678 (SELECT_CC_MODE): Use s390_select_ccmode.
3679 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3680 * config/s390/s390.c (s390_select_ccmode): New.
3681 (s390_match_ccmode): Add CCLmode.
3682 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3683 (output_branch_condition, output_inverse_branch_condition): Removed.
3684 (print_operand): Use s390_branch_condition_mnemonic.
3685 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3686 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3687 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3689 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3690 when converting conditional branches to far branches.
3691 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3692 cmpint_di): Use CCSmode instead of CCUmode.
3694 * config/s390/s390.c (legitimate_la_operand_p): New.
3695 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3696 * config/s390/s390.md (movsi): Convert load address patterns to
3697 arithmetic operations when necessary.
3698 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3699 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3700 (*do_la_reg_0): Don't use before reload.
3702 * config/s390/s390.c (legitimize_address): Make more efficient
3703 use of two-register addressing mode.
3705 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3706 with -mno-backchain in some corner cases.
3708 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3710 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3712 * reload.c (find_reloads): Mark new USE insns with QImode.
3713 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3714 find_reloads_subreg_address): Likewise.
3715 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3717 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3719 (reload): Make sure there are no USEs with mode other than
3720 VOIDmode. At the end, remove those marked with QImode.
3722 2001-09-29 Per Bothner <per@bothner.com>
3724 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3725 * Makefile.in (includedir): Rename to local_includedir.
3726 (includedir): Define as $(prefix)/include.
3727 * config.in (PREFIX_INCLUDE_DIR): New variable.
3728 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3730 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3732 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3734 * doc/extend.texi (Vector Extensions): New node.
3735 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3736 i386 -mmmx, -msse, -m3dnow.
3738 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3740 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3742 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3744 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3746 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3748 2001-09-28 Richard Henderson <rth@redhat.com>
3750 * varasm.c (assemble_integer): Bound alignment check by
3753 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3755 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3757 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3759 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3761 Mostly from Graham Stott <grahams@redhat.com>
3762 * c-common.c (type_for_mode): Add support for V2SFmode.
3763 * tree.c (build_common_tree_nodes_2): Likewise.
3764 * tree.h (enum tree_index, global_trees): Likewise.
3765 * config/i386/i386.c (x86_3dnow_a): New variable.
3766 (override_options): Support 3Dnow extensions.
3767 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3768 Athlon's version of 3Dnow.
3769 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3770 (ix86_expand_builtin): Handle them.
3771 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3772 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3773 TARGET_3DNOW_A): New macros.
3774 (TARGET_SWITCHES): Add 3Dnow switches.
3775 (VALID_MMX_REG_MODE_3DNOW): New macro.
3776 (VECTOR_MODE_SUPPORTED_P): Use it.
3777 (enum ix86_builtins): Add entries for 3Dnow builtins.
3778 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3779 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3780 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3781 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3782 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3783 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3784 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3785 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3786 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3787 sfence_insn, prefetch): Make these available if TARGET_SSE or
3790 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3792 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3793 ix86_va_start, ix86_build_va_list): Declare.
3794 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3795 ix86_va_start, ix86_build_va_list): New global functions.
3796 * i386.md (sse_prologue_save_insn): New insn.
3797 (sse_prologue_save): New expander.
3798 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3799 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3801 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3803 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3804 Use size_t everywhere, make definitions consistent with
3807 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3809 * gcse.c (replace_store_insn): Use delete_insn.
3810 * loop.c (move_movables): Likewise; avoid delete_insn
3811 from clobbering notes moved elsewhere.
3812 (check_dbra_loop): Use delete_insn.
3813 * ssa.c (convert_from_ssa): Likewise.
3814 * cse.c (cse_insn): Use delete_insn.
3816 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3818 * cpphash.h (struct cpp_buff): Make unsigned.
3819 (_cpp_get_buff): Take length of size_t.
3820 (_cpp_unaligned_alloc): New.
3821 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3822 (struct cpp_reader): Remove ident_pool. Add u_buff.
3823 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3824 (cpp_destroy): Destroy u_buff, not ident_pool.
3825 * cpplex.c (parse_number, parse_string, save_comment,
3826 cpp_token_as_text): Update to use the unaligned buffer.
3827 (new_buff): Make unsigned.
3828 (_cpp_unaligned_alloc): New.
3829 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3830 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3832 (collect_args): Make unsigned.
3834 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3836 * cpplex.c (cpp_output_token): Use a putc loop for
3837 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3839 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3840 * configure, config.in: Regenerate.
3841 * system.h: Replace fwrite and fprintf with their unlocked
3842 variants if available.
3844 2001-09-27 Richard Henderson <rth@redhat.com>
3846 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3847 in favour of .eh_frame.
3849 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3851 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
3853 (LIBCALL_VALUE): Likewise.
3855 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3857 * cpphash.h: Update comment.
3858 * cpplex.c: Update comments.
3859 (_cpp_can_paste): Remove.
3860 * cpplib.h (_cpp_can_paste): Remove.
3861 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
3862 lexer rather than _cpp_can_paste.
3864 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3866 * doc/cppinternals.texi: Update.
3868 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3870 * cpphash.h (struct cpp_pool): Remove locks and locked.
3871 (struct cpp_context): Add member buff.
3872 (struct cpp_reader): Remove member argument_pool.
3873 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3874 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
3875 * cpplex.c (chunk_suitable): Remove pool argument.
3876 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
3877 (new_buff, _cpp_extend_buff): Update.
3878 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
3879 which buffer is returned.
3880 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
3881 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3882 * cppmacro.c (lock_pools, unlock_pools): Remove.
3883 (push_ptoken_context): Take a _cpp_buff.
3884 (enter_macro_context): Pool locking removed.
3885 (replace_args): Use a _cpp_buff for the replacement list with
3887 (push_token_context): Clear buff.
3888 (expand_arg): Use _cpp_pop_context.
3889 (_cpp_pop_context): Free a context's buffer, if any.
3891 2001-09-26 DJ Delorie <dj@redhat.com>
3893 * c-typeck.c (digest_init): Check for sizeless arrays.
3895 2001-09-26 Richard Henderson <rth@redhat.com>
3897 * optabs.c (init_one_libfunc): Create a dummy function type
3898 instead of using error_mark_node.
3900 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3902 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
3903 _cpp_extend_buff, _cpp_free_buff): New.
3904 (struct cpp_reader): New member free_buffs.
3905 * cppinit.c (cpp_destroy): Free buffers.
3906 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
3907 _cpp_extend_buff, _cpp_free_buff): New.
3908 * cpplib.h (struct cpp_options): Remove unused member.
3909 * cppmacro.c (collect_args): New. Combines the old parse_arg
3910 and parse_args. Use _cpp_buff for memory allocation.
3911 (funlike_invocation_p, replace_args): Update.
3913 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3915 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
3917 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
3919 * except.c (sjlj_mark_call_sites): Change address inside sequence.
3921 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
3923 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
3926 2001-09-25 Janis Johnson <janis187@us.ibm.com>
3927 Jim Wilson <wilson@redhat.com>
3929 * doc/install.texi (Specific, ia64-*-linux): Document.
3931 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3933 * Makefile.in (cfgrtl.o): Add.
3934 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3935 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3936 free_aux_for_edge): Declare.
3938 (HAVE_return): Undefine.
3939 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3940 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3941 free_aux_for_edge): New global functions.
3942 (first_delete_block): New static variable.
3943 (init_flow): Clear first_delete_block.
3944 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
3945 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
3946 try_redirect_by_replacing_jump, last_loop_beg_note,
3947 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
3948 delete_insn, delete_insn_chain, create_basic_block_structure,
3949 create_basic_block, flow_delete_block, compute_bb_for_insn,
3950 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
3951 set_block_for_new_insns, split_block, merge_blocks_nomove,
3952 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3953 redirect_edge_and_branch, force_nonfallthru_and_redirect,
3954 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
3955 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
3956 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
3957 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3958 purge_all_dead_edges): Move to ....
3959 * cfgrtl.c: New file; .... Here.
3961 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
3962 (reroder_basic_block): Use alloc_aux_for_blocks.
3963 * predict.c (estimate_bb_frequencies): Likewise; use
3964 alloc_aux_for_edges.
3965 * profile.c (compute_branch_probabilities): Likewise.
3966 (branch_prob): Likewise.
3967 * reg-stack.c (reg_to_stack): Likewise.
3969 * emit-rtl.c (emit_insns_after): Never return NULL.
3971 * basic-block.h (set_block_for_new_insns): Delete.
3972 * cfgrtl.c (set_block_for_new_insns): Delete.
3974 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
3975 calls when crossjumping.
3977 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
3978 * unroll.c (copy_loop_body): Use delete_insn.
3980 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
3981 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
3982 keep_stack_depressed): Likewise.
3983 * gcse.c (cprop_cc0_jump): Likewise.
3984 * local-alloc.c (update_equiv_regs): Likewise.
3985 * loop.c (scan_loop, loop_delete_insns): Likewise.
3986 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
3987 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
3988 delete_output_reload, delete_address_reloads_1,
3989 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
3991 * sibcall.c (replace_call_placeholder): Likewise.
3992 * cse.c (cse_insn): Likewise.
3994 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3996 From Graham Stott <grahams@redhat.com>
3997 (def_builtin): Only define builtins appropriate for target_flags. All
3999 (builtin_decsription): Add new field mask which is used to determine
4000 when to define the builtin via the macro def_builtin.
4002 (bdesc_comi): Initialise new mask fields.
4003 (bdesc_2srg): Likewise.
4004 (bdesc_1arg): Likewise.
4006 * config/i386/i386.c (ix86_init_builtins): Correct return type
4007 building v4hi_ftype_v4hi_int_int tree node.
4008 (ix86_expand_sse_comi): Fix typo swapping operands.
4009 Don't swap comparision condition, it is already swapped.
4010 (ix86_expand_sse_compare): Before swapping operands
4011 move operand 1 into new rtx and not the target rtx.
4012 Don't swap comparison condition, it is already swapped.
4013 Always check whether we need to create a new TARGET.
4015 * config/i386/i386.md: (sse_comi) Fix typos.
4016 (sse_ucomi): Likewise.
4017 (cvtss2si): Fix operand 0 contraint.
4018 (cvttss2si): Likewise.
4019 (sse_unpckhps): Fix mode for operand 2.
4020 (sse_unpcklps): Likewise.
4022 2001-09-25 Graham Stott <grahams@redhat.com>
4024 * sibcall.c (skip_copy_to_return_value): Tighten return value
4027 2001-09-24 David Edelsohn <edelsohn@gnu.org>
4029 * rs6000.c (lwa_operand): Address must be word aligned.
4031 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4033 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
4034 number has been set.
4035 (type_hash_mark): Mark type itself.
4037 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
4039 * c-lex.c (cb_def_pragma): Update.
4040 (c_lex): Update, and skip padding.
4041 * cppexp.c (lex, parse_defined): Update, remove unused variable.
4042 * cpphash.h (struct toklist): Delete.
4043 (union utoken): New.
4044 (struct cpp_context): Update.
4045 (struct cpp_reader): New members eof, avoid_paste.
4046 (_cpp_temp_token): New.
4047 * cppinit.c (cpp_create_reader): Update.
4048 * cpplex.c (_cpp_temp_token): New.
4049 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
4050 (cpp_output_token): Don't print leading whitespace.
4051 (cpp_output_line): Update.
4052 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
4053 do_include_common, do_line, do_ident, do_pragma,
4054 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
4055 parse_assertion): Update.
4056 (get_token_no_padding): New.
4057 * cpplib.h (CPP_PADDING): New.
4058 (AVOID_LPASTE): Delete.
4059 (struct cpp_token): New union member source.
4060 (cpp_get_token): Update.
4061 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
4062 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
4063 replace_args, quote_string, stringify_arg, parse_arg, next_context,
4064 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
4065 _cpp_backup_tokens, _cpp_create_definition): Update.
4066 (push_arg_context): Delete.
4067 (padding_token, push_token_context, push_ptoken_context): New.
4068 (make_string_token, make_number_token): Update, rename.
4069 (cpp_get_token): Update to handle tokens as pointers to const,
4070 and insert padding appropriately.
4071 * cppmain.c (struct printer): New member prev.
4072 (check_multiline_token): Constify.
4073 (do_preprocessing, cb_line_change): Update.
4074 (scan_translation_unit): Update to handle spacing.
4075 * scan-decls.c (get_a_token): New.
4076 (skip_to_closing_brace, scan_decls): Update.
4077 * fix-header.c (read_scan_file): Update.
4079 * doc/cpp.texi: Update.
4081 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4083 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
4084 leak by passing malloc'ed pointer to reconcat, not concat.
4086 2001-09-24 DJ Delorie <dj@redhat.com>
4088 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
4090 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
4092 * flow.c (delete_dead_jumptables): Delete jumptable if the only
4093 reference is from the literal pool.
4095 2001-09-24 Janis Johnson <janis187@us.ibm.com>
4097 * doc/install.texi (Final install): Request additional information
4098 in mail about successful builds.
4100 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4102 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
4103 initial value of return pointer register instead of value in frame-20.
4106 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4108 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
4109 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
4110 the libcall if there isn't a referenced identifier for the symbol.
4112 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4114 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
4115 non 64-bit machines. Use these as a plabel for the trampoline.
4116 (TRAMPOLINE_SIZE): Adjust size for new words.
4117 (INITIALIZE_TRAMPOLINE): Initialize new words.
4118 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
4119 pointer to the plabel in the trampoline.
4121 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4123 * pa.c (function_arg): Pass floating arguments in both general and
4124 floating registers in indirect (dynamic) calls when generating code
4125 for the 32 bit ABI and the HP assembler.
4127 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4129 * doc/install.texi: Markup fixes.
4130 Use Solaris 2, SunOS 4 as appropriate.
4131 (Specific, *-*-solaris2*): Explain this.
4132 Unconditionally warn against /usr/ucb tools.
4133 Remove Sun as warning, obsolete.
4134 Move X11 header bug workaround here, update patches.
4135 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
4136 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
4138 2001-09-23 Zack Weinberg <zack@codesourcery.com>
4140 * errors.h (warning, error, fatal, internal_error): Don't mark
4141 with ATTRIBUTE_PRINTF_n.
4142 * toplev.h (internal_error, fatal_io_error, warning, error,
4143 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
4144 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
4147 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4149 * function.c (pop_function_context_from): var_refs_queue
4150 and temp slots now in GC memory.
4151 (mark_function_status, free_after_compilation): Likewise;
4152 also struct function now in GC memory.
4153 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
4154 (combine_temp_slots): Likewise.
4155 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
4156 (prepare_function_start): Use GC memory for struct function.
4157 (mark_temp_slot): Deleted.
4158 (gcc_mark_struct_function): struct function now in GC memory.
4160 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
4161 code for division, not modulus.
4163 * rtl.def (MEM): Remove obsolete part of comment.
4165 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
4167 * c-format.c (init_function_format_info): Check __builtin_printf
4168 and __builtin_fprintf even if -ffreestanding. Check C99 functions
4171 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4173 * c-common.c (format_attribute_table): Remove decl.
4174 * tree.h (format_attribute_table, lang_attribute_table): New decls.
4175 (lang_attribute_common): Likewise.
4177 * function.c (fix_lexical_address): Use set_mem_alias_set.
4178 (expand_function_start): Likewise.
4179 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
4181 * varasm.c (output_constant): Fix unused variable warning.
4183 * attribs.c: New file, from c-common.c.
4184 (attribute_tables): Now four elements.
4185 (format_attribute_table, lang_attribute_common): New variables.
4186 (init_attributes): Reflect above changes.
4187 (handle_mode_attribute): Delete check for wider than uintmax.
4188 * c-common.c: Delete parts moved to attribs.c.
4189 (enum attrs): Deleted; unused.
4190 (c_format_attribute_table): New variable.
4191 (c_common_lang_init): Initialize format_attribute_table with it.
4192 * c-common.h (decl_attributes): Remove decl.
4193 * tree.h (decl_attribute): Move it to here.
4194 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
4195 (attribs.o): New rule.
4197 2001-09-22 Andreas Jaeger <aj@suse.de>
4199 * builtins.c (c_getstr): Remove unused variable.
4201 2001-09-21 Richard Henderson <rth@redhat.com>
4203 * reload1.c (reload): Use delete_insn instead of splatting
4206 2001-09-21 Richard Henderson <rth@redhat.com>
4208 * reload.c (push_secondary_reload): Don't check for "=" in output
4209 constraint after ""->ALL_REGS check.
4211 2001-09-21 Richard Henderson <rth@redhat.com>
4213 * predict.c (expected_value_to_br_prob): Use pc_set.
4215 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
4216 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
4218 2001-09-21 Richard Henderson <rth@redhat.com>
4220 * rtl.h (LCT_RETURNS_TWICE): New.
4221 * calls.c (emit_call_1): Set current_function_calls_setjmp for
4223 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
4224 to ECF_RETURNS_TWICE.
4225 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
4228 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
4230 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
4231 (JMP_BUF_SIZE): New.
4233 2001-09-21 Richard Henderson <rth@redhat.com>
4235 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
4238 2001-09-21 Richard Henderson <rth@redhat.com>
4240 * tree.def (FDESC_EXPR): New.
4241 * expr.c (expand_expr): Handle it.
4242 * varasm.c (initializer_constant_valid_p): Likewise.
4243 (output_constant): Likewise.
4244 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4245 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4246 (ASM_OUTPUT_FDESC): New.
4247 * doc/tm.texi: Document the new macros.
4249 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4251 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
4252 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
4253 once merging is complete.
4255 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4257 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
4259 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4261 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
4262 that would be invalid after a merge.
4264 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
4266 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
4267 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
4269 (flow_delete_insn): This one.
4270 (delete_insn_chain): Rename from ...; do not care labels.
4271 (flow_delete_insn_chain): ... this one.
4272 (flow_delete_block): Remove the insns one BB has been expunged.
4273 (merge_blocks_nomove): Likewise.
4274 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
4275 updating BB boundaries.
4276 (tidy_fallthru_edge): Likewise.
4277 (commit_one_edge_insertion): Likewise.
4278 * cfgbuild.c (find_basic_block): Likewise.
4279 (find_basic_blocks_1): Likewise.
4280 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
4281 (try_crossjump_to_edge): Likewise.
4282 (try_optimize_cfg): Likewise.
4283 * cse.c (delete_trivially_dead_insns): Likewise.
4284 * df.c (df_insn_delete): Likewise.
4285 * doloop.c (doloop_modify): Use delete_related_insns.
4286 * emit-rtl.c (try_split): Likewise.
4287 (remove_insn): Update BB boundaries.
4288 * expect.c (connect_post_landing_pads): Use delete_related_insns.
4289 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
4290 updating BB boundaries.
4291 (propagate_block_delete_insn): Likewise.
4292 (propagate_block_delete_libcall): Likewise.
4293 * function.c (delete_handlers): Use delete_related_insns.
4294 (thread_prologue_and_epilogue_insns): Likewise.
4295 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
4296 * genpeep.c (gen_peephole): Use delete_related_insns.
4297 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
4299 (find_cond_trap): Likewise.
4300 * integrate.c (save_for_inline): Use delete_related_insns.
4301 (copy_insn_list): Likewise.
4302 * jump.c (pruge_linie_number_notes): Likewise.
4303 (duplicate_loop_exit_test): Likewise.
4304 (delete_computation): Likewise.
4305 (delete_related_insn): Rename from ...; use delete_insn
4306 (delete_insn): ... this one.
4307 (redirect_jump): Use delete_related_insns.
4308 * loop.c (scan_loop): Likewise.
4309 (move_movables): Likewise.
4310 (find_and_verify_loops): Likewise.
4311 (check_dbra_loop): Likewise.
4312 * recog.c (peephole2_optimize): Likewise.
4313 * reg-stack.c (delete_insn_for_stacker): Remove.
4314 (move_for_stack_reg): Use delete_insn.
4315 * regmove.c (combine_stack_adjustments_for_block): Likewise.
4316 * reload1.c (delete_address_reloads): Use delete_related_insns.
4317 (fixup_abnormal_edges): Use delete_insn.
4318 * recog.c (emit_delay_sequence): Use delete_related_insns.
4319 (delete_from-delay_slot): Likewise.
4320 (delete_scheduled_jump): likewise.
4321 (optimize_skip): Likewise.
4322 (try_merge_delay_insns): Likewise.
4323 (full_simple_delay_slots): Likewise.
4324 (fill_slots_from_thread): Likewise.
4325 (relax_delay_slots): Likewise.
4326 (make_return_insns): Likewise.
4327 (dbr_schedule): Likewise.
4328 * rtl.h (delete_insn): Rename to delete_related_insns.
4329 (delete_insn, delete_insn_chain): New prototypes.
4330 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
4331 by df_insn_delete already.
4332 * ssa-dce.c (delete_insn_bb): Use delete_insn.
4333 * ssa.c (convert_from_ssa): Use delete_related_insns.
4334 * unroll.c (unroll_loop): Likewise.
4335 (calculate_giv_inc): Likewise.
4336 (copy_loop_body): Likewise.
4338 * i386-protos.h (ix86_libcall_value, ix86_function_value,
4339 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4340 ix86_return_in_memory, ix86_function_value): Declare.
4341 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
4342 new static valurables.
4343 (x86_64_reg_class): New enum
4344 (x86_64_reg_class_name): New array.
4345 (classify_argument, examine_argument, construct_container,
4346 merge_classes): New static functions.
4347 (optimization_options): Enable flag_omit_frame_pointer and disable
4348 flag_pcc_struct_return on 64bit.
4349 (ix86_libcall_value, ix86_function_value,
4350 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4351 ix86_return_in_memory, ix86_function_value): New global functions.
4352 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
4353 (function_arg_advance): Handle x86_64 passing conventions.
4354 (function_arg): Likewise.
4355 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
4356 (RETURN_IN_MEMORY): Move offline.
4357 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
4358 (FUNCTION_VALUE_REGNO_P): New macro.
4359 (FUNCTION_ARG_REGNO_P): Move offline.
4360 (struct ix86_args): Add maybe_vaarg.
4361 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
4362 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
4364 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
4366 * s390.md: Changed attributes for scheduling.
4367 * s390.c: (s390_adjust_cost, s390_adjust_priority)
4370 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
4372 Table-driven attributes.
4373 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
4374 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
4375 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
4376 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
4377 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
4378 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
4379 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
4380 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
4381 * tree.h (struct tree_decl): Change machine_attributes to
4383 * doc/c-tree.texi: Document that all attributes are now attached
4385 * c-common.c (add_attribute, attrtab, attrtab_idx,
4386 default_valid_lang_attribute, valid_lang_attribute): Remove.
4387 (attribute_tables, attributes_initialized,
4388 c_common_attribute_table, default_lang_attribute_table): New
4390 (handle_packed_attribute, handle_nocommon_attribute,
4391 handle_common_attribute, handle_noreturn_attribute,
4392 handle_unused_attribute, handle_const_attribute,
4393 handle_transparent_union_attribute, handle_constructor_attribute,
4394 handle_destructor_attribute, handle_mode_attribute,
4395 handle_section_attribute, handle_aligned_attribute,
4396 handle_weak_attribute, handle_alias_attribute,
4397 handle_no_instrument_function_attribute,
4398 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
4399 handle_no_limit_stack_attribute, handle_pure_attribute): New
4401 (init_attributes, decl_attributes): Rewrite to implement
4402 table-driven attributes.
4403 * c-common.h (enum attribute_flags): Move to tree.h.
4404 * c-format.c (decl_handle_format_attribute,
4405 decl_handle_format_arg_attribute): Rename to
4406 handle_format_attribute and handle_format_arg_attribute. Update
4407 for table-driven attributes.
4408 * c-common.h (decl_handle_format_attribute,
4409 decl_handle_format_arg_attribute): Remove prototypes.
4410 (handle_format_attribute, handle_format_arg_attribute): Add
4412 * c-decl.c (grokdeclarator): Handle attributes nested inside
4414 * c-parse.in (setattrs, maybe_setattrs): Remove.
4415 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4416 Update to handle nested attributes properly.
4417 (maybe_resetattrs, after_type_declarator,
4418 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4419 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4421 (make_pointer_declarator): Update to handle nested attributes
4423 * doc/extend.texi: Update documentation of limits of attributes
4424 syntax. Warn about problems with attribute semantics in C++.
4425 * target.h (struct target): Remove valid_decl_attribute and
4426 valid_type_attribute. Add attribute_table and
4427 function_attribute_inlinable_p.
4428 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4429 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4430 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4432 (TARGET_INITIALIZER): Update.
4433 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4435 (function_attribute_inlinable_p): New function. Check for the
4436 presence of any machine attributes before using
4437 targetm.function_attribute_inlinable_p.
4438 (function_cannot_inline_p): Update.
4439 * Makefile.in (integrate.o): Update dependencies.
4440 * doc/tm.texi: Update documentation of target attributes and
4441 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4442 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4444 (default_target_attribute_table,
4445 default_function_attribute_inlinable_p): New.
4446 (lookup_attribute): Update comment to clarify handling of multiple
4447 attributes with the same name.
4448 (merge_attributes, attribute_list_contained): Allow multiple
4449 attributes with the same name but different arguments to appear in
4450 the same attribute list.
4451 * tree.h (default_valid_attribute_p): Remove prototype.
4452 (struct attribute_spec): New.
4453 (default_target_attribute_table): Declare.
4454 (enum attribute_flags): Move from c-common.h. Add
4455 ATTR_FLAG_TYPE_IN_PLACE.
4456 (default_function_attribute_inlinable_p): Declare.
4457 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4458 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4459 (TARGET_ATTRIBUTE_TABLE): Define.
4460 (vms_attribute_table): New.
4461 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4462 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4463 (TARGET_ATTRIBUTE_TABLE): Define.
4464 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4465 * config/arm/arm.c (arm_valid_type_attribute_p,
4466 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4468 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4470 (TARGET_ATTRIBUTE_TABLE): Define.
4471 (arm_attribute_table, arm_handle_fndecl_attribute,
4472 arm_handle_isr_attribute): New.
4473 * config/avr/avr.c (avr_valid_type_attribute,
4474 avr_valid_decl_attribute): Remove.
4475 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4477 (TARGET_ATTRIBUTE_TABLE): Define.
4478 (avr_attribute_table, avr_handle_progmem_attribute,
4479 avr_handle_fndecl_attribute): New.
4480 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4481 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4482 (TARGET_ATTRIBUTE_TABLE): Define.
4483 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4484 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4485 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4486 (TARGET_ATTRIBUTE_TABLE): Define.
4487 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4488 h8300_handle_eightbit_data_attribute,
4489 h8300_handle_tiny_data_attribute): New.
4490 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4491 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4493 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4495 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4496 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4498 (TARGET_ATTRIBUTE_TABLE): Define.
4499 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4500 ix86_handle_regparm_attribute): New.
4501 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4502 i386_pe_valid_type_attribute_p): Remove.
4503 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4504 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4505 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4506 (TARGET_ATTRIBUTE_TABLE): Define.
4507 (ia64_attribute_table): New.
4508 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4509 interrupt_ident2, model_ident1, model_ident2): Remove.
4510 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4511 (TARGET_ATTRIBUTE_TABLE): Define.
4512 (init_idents): Update.
4513 (m32r_attribute_table, m32r_handle_model_attribute): New.
4514 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4516 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4517 (TARGET_ATTRIBUTE_TABLE): Define.
4518 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4519 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4520 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4521 (TARGET_ATTRIBUTE_TABLE): Define.
4522 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4523 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4524 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4525 (TARGET_ATTRIBUTE_TABLE): Define.
4526 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4527 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4528 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4529 (TARGET_ATTRIBUTE_TABLE): Define.
4530 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4531 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4532 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4533 (TARGET_ATTRIBUTE_TABLE): Define.
4534 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4535 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4537 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4539 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4540 (TARGET_ATTRIBUTE_TABLE): Define.
4541 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4543 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4544 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4545 (TARGET_ATTRIBUTE_TABLE): Define.
4546 (v850_attribute_table, v850_handle_interrupt_attribute,
4547 v850_handle_data_area_attribute): New.
4548 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4549 Return void. Call decl_attributes instead of
4550 valid_machine_attribute.
4552 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4554 * sh-protos.h (sh_pr_n_sets): Declare.
4555 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4556 look at the copy to determine if PR needs to be saved.
4557 sh_pr_n_sets: New function.
4558 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4559 (ALLOCATE_INITIAL_VALUE): Define.
4561 * sh.c (initial_elimination_offset):
4562 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4564 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4566 * integrate.c (allocate_initial_values): New function.
4567 * integrate.h (allocate_initial_values): Declare.
4568 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4570 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4572 * toplev.c (rest_of_compilation): To here.
4573 Call allocate_initial_values.
4574 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4576 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4578 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4580 2001-09-20 DJ Delorie <dj@redhat.com>
4582 * c-typeck.c (really_start_incremental_init): Discriminate
4583 between zero-length arrays and flexible arrays.
4584 (push_init_level): Detect zero-length arrays and handle them
4585 like fixed-sized arrays.
4586 * expr.c (store_constructor): Handle zero-length arrays and
4587 flexible arrays correctly.
4588 * doc/extend.texi: Update zero-length array notes.
4590 2001-09-20 Jim Wilson <wilson@redhat.com>
4592 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4593 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4594 for issue port conflicts.
4595 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4597 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4599 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4602 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4604 * fold-const.c (hashtab.h): Include.
4605 (int_const_binop): Remove FORSIZE arg and compute from type; all
4607 Call size_int_type_wide for all single-word constants.
4608 (size_htab_hash, size_htab_eq): New functions.
4609 (size_int_type_wide): Rework to use hash table.
4610 * ggc-common.c (hashtab.h): Include.
4611 (struct d_htab_root): New struct.
4612 (d_htab_roots): New variable.
4613 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4614 (ggc_mark_roots): Handle deletable htabs.
4615 * ggc-page.c (ggc_marked_p): New function.
4616 * ggc-simple.c (ggc_marked_p): Likewise.
4617 * ggc.h: Reformatting throughout.
4618 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4619 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4620 (type_hash_add): Allocate struct type_hash from GC memory.
4621 (mark_hash_entry, mark_type_hash): Deleted.
4622 (type_hash_marked_p, type_hash_mark): New functions.
4623 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4625 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4627 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4630 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4632 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4633 array-too-large test for signed sizetype.
4635 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4637 * i386.md (indirect_jump): Allow Pmode operand.
4638 (tablejump): LIkewise; perform expansion to 64bit mode.
4639 * i386.c (symbolic_operand): Allow 64bit PIC references.
4640 (pic_symbolic_operand): Likewise.
4641 (ix86_find_base_term): Strip the 64bit PIC references.
4642 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4643 (legitimize_pic_address): Likewise.
4644 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4645 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4647 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4649 * stringpool.c (get_identifier_with_length): New function.
4650 * tree.h (get_identifier_with_length): New prototype.
4652 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4653 David Edelsohn <edelsohn@gnu.org>
4656 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4657 already sign-extended.
4659 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4660 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4662 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4663 (output_profile_hook): Declare label_name const.
4664 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4665 to match constraints.
4667 2001-09-19 Stan Shebs <shebs@apple.com>
4669 * alias.c: Fix typos in comments.
4670 * sched-rgn.c (init_ready_list): Ditto.
4671 * unwind-dw2.c (uw_frame_state_for): Ditto.
4672 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4673 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4674 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4676 2001-09-19 Richard Henderson <rth@redhat.com>
4678 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4680 * Makefile.in (cfg.o): Depend on TM_P_H.
4682 2001-09-19 Richard Henderson <rth@redhat.com>
4684 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4685 (local_symbolic_operand): ... here.
4686 (small_symbolic_operand): Check mode.
4687 (global_symbolic_operand): New.
4688 (input_operand): Reject symbolics if explicit relocs.
4689 (call_operand): Tidy.
4690 (alpha_legitimize_address): Use movdi_er_high_g.
4691 (alpha_expand_mov): Likewise.
4692 * config/alpha/alpha-protos.h: Update.
4693 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4694 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4695 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4696 (UNSPECV_LDGP2): Remove.
4697 (all call patterns): Use 's' not 'i' for symbolic constraint.
4698 (call_osf call_value_osf): Use call_operand.
4699 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4700 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4701 (prologue_ldgp_1_er): Remove.
4702 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4703 (builtin_setjmp_receiver_er patterns): Use them.
4704 (exception_receiver_er): Likewise.
4706 2001-09-19 Richard Henderson <rth@redhat.com>
4708 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4710 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4711 and NON_LOCAL_GOTO notes.
4712 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4713 copy over CALL_INSN_FUNCTION_USAGE.
4715 2001-09-18 Catherine Moore <clm@redhat.com>
4717 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4720 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4722 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4723 new-style tm_file specification. Specify correct tm_p_file,
4724 md_file, and out_file for s390x.
4726 * config/s390/linux.h, linux64.h: Don't include other target
4727 macro header files. Now handled via tm_file.
4729 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4730 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4731 are defined before use.
4733 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4735 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4736 code generation only for Gnu assembler.
4738 2001-09-18 Catherine Moore <clm@redhat.com>
4740 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4742 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4744 * config/mips/mips.c (mips_frame_set): New.
4745 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4746 a parallel frame-related expression with a set for each register.
4748 2001-09-18 Philip Blundell <philb@gnu.org>
4750 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4753 2001-09-17 Dale Johannesen <dalej@apple.com>
4755 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4756 * config/rs6000/aix.h (FIXED_R2): Define.
4757 * config/rs6000/darwin.h (FIXED_R2): Define.
4758 * config/rs6000/sysv4.h (FIXED_R2): Define.
4760 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4762 * except.c (dw2_build_landing_pads): New local
4763 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4764 barrier after clobbers. Fixes c++/4012.
4766 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4768 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4770 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4772 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4773 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4775 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4777 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4780 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4782 * cpphash.h (_cpp_lex_direct): New.
4783 * cpplex.c (_cpp_lex_token): Update.
4784 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4785 and increment that pointer.
4786 * cppmacro.c (alloc_expansion_token): New.
4787 (lex_expansion_token): Lex macro expansion directly into
4790 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4792 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4794 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4796 * basic-block.h (free_bb_for_insn): Declare.
4797 * bb-reorder.c (label_for_bb): Use block_label.
4798 (emit_jump_to_block_after): Remove.
4799 (insert_intra_1): Do not update block_for_insn.
4800 (insert_inter_bb_scope_notes): Likewise; update bb->end
4801 * cfg.c (free_bb_for_insn): New.
4802 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4803 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4804 (commit_one_edge_insertion): Likewise.
4805 (commit_one_edge_insertion): Do not update BB boundary.
4806 (commit_edge_insertions): Do not call compute_bb_for_insn.
4807 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4808 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4809 (merge_blocks_move_successor_nojumps): Likewise.
4810 (try_crossjump_to_edge): Do not update block_for_insn.
4811 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4812 * df.c (df_pattern_emit_later): Do not update BB boundary.
4813 (df_jump_pattern_emit_after): Likewise.
4814 (df_insn_move_before): Use emit_insn_before.
4815 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4817 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4818 boundaries and basic_block_for_insn.
4819 (reorder_insns_nobb): Rename from reorder_insns.
4820 (reorder_insns): New.
4821 (emit_block_insn_before, emit_block_insn_after): Kill.
4822 * flow.c (check_function_return_warnings): Do not call
4823 compute_bb_for_insn; Do not free basic_block_for_insn.
4824 (attempt_auto_inc): Do not update basic_block_for_insn.
4825 * function.c (emit_return_into_block): Likewise;
4826 do not update BB boundaries.
4827 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4828 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4829 (pre_insert_copy_insn): Likewise.
4830 (update_ld_motion_notes): Likewise.
4831 (insert_insn_start_bb): Likewise.
4832 (replace_store_insn): Likewise.
4833 * ifcvt.c (noce_process_if_block): Likewise.
4834 (if_convert): Do not call compute_bb_for_insn.
4835 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4836 Use emit_insn_before and emit_insn_after.
4837 * recog.c (split_all_insns): Do not update BB boundaries;
4838 Do not call compute_bb_for_insn.
4839 (peephole2_optimize): Do not update BB boundaries.
4840 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4842 (emit_swap_insn): Likewise.
4843 (convert_regs_1): Likewise.
4844 * reload1.c (reload): Call compute_bb_for_insn.
4845 * rtl.h (reorder_insns_nobb): Declare.
4846 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4847 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4848 at places CFG is invalidated; do not call compute_bb_for_insn.
4850 * cfg.c (expunge_block): Invalidate BB structure.
4852 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
4855 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
4857 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4859 * cpphash.h (_cpp_lex_token): Update prototype.
4860 * cpplex.c (_cpp_lex_token): New prototype.
4861 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
4862 lex_macro_node, read_flag, do_pragma_poison): Update.
4863 * cppmacro.c (cpp_get_token, parse_params,
4864 lex_expansion_token): Update.
4866 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4868 * cppmain.c (scan_translation_unit): Don't worry about
4869 putting a space after hashes.
4870 * cpplib.c (directive_diagnostics): New.
4871 (_cpp_handle_directive): Update to use directive_diagnostics.
4872 (run_directive): Don't toggle prevent_expansion.
4873 (do_line): Backup in case of the line extension.
4874 * cpplib.h (cpp_lexer_pos): Remove.
4875 * cppmacro.c (_cpp_create_definition): Precede a leading #
4878 2001-09-15 Richard Henderson <rth@redhat.com>
4880 * c-typeck.c (comptypes): Handle zero-length arrays properly.
4882 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4884 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
4886 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4888 PR preprocessor/3571
4889 * tradcpp.c (handle_directive): Skip non-vertical space.
4891 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4893 * cppmain.c (setup_callbacks): Set line callback only
4894 if outputting preprocessed source.
4896 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4898 * collect2.c (main): Const-ification.
4899 * gcc.c (translate_options, process_command): Use xstrdup in
4900 lieu of xmalloc/strcpy.
4901 (main): Use concat in lieu of xmalloc/strcpy/strcat.
4903 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4905 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
4908 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4910 * scan-decls.c (scan_decls): Fix typo.
4912 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4914 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
4915 Split mlstring_pos into mls_line and mls_col.
4916 * cppinit.c (cpp_create_reader): Initialize line to 1.
4917 (cpp_destroy): Free tokenruns.
4918 (push_include): Don't update lexer_pos.
4919 * cpplex.c (unterminated, parse_string): Update.
4920 (lex_token): Don't update lexer_pos, update.
4921 * cpplib.c (if_stack): Save line instead of line + col.
4922 (start_directive, _cpp_do__Pragma, do_else, do_elif,
4923 push_conditional, _cpp_pop_buffer): Update.
4924 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
4925 (_cpp_create_definition): Update.
4927 2001-09-15 Eric Christopher <echristo@redhat.com>
4929 * config/mips/abi64.h: Add support for MEABI.
4931 2001-09-15 Eric Christopher <echristo@redhat.com>
4933 * config/mips/mips.md: Add unspec #2.
4935 (reload_outdi): Ditto.
4936 (reload_outsi): Ditto.
4939 2001-09-15 Eric Christopher <echristo@redhat.com>
4940 Jason Eckhardt <jle@redhat.com>
4942 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
4943 * config/mips/isa32-linux.h: New file.
4944 * config/mips/isa3264.h: Ditto.
4945 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
4946 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
4947 (output_block_mode): Support MEABI.
4948 (function_arg): Ditto. Fix floating point arg passing.
4949 (mips_va_start): Ditto.
4950 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
4952 (mips_asm_file_start): Add new section to pass abi to gdb.
4953 (function_arg_pass_by_reference): Support MEABI.
4954 (mips_parse_cpu): Support mips32 and mips64 processors.
4955 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
4956 TARGET_MIPS5KC. Support isa32 and isa64.
4957 (processor_type): Add r4kc, r5kc, r20kc.
4958 (GENERATE_MULT3_SI): New.
4959 (GENERATE_MULT3_DI): Ditto.
4960 (GENERATE_MULT3): Remove.
4961 (ISA_HAS_64BIT_REGS): Add isa == 64.
4962 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
4963 (ISA_HAS_MADD_MSUB): New.
4964 (ISA_HAS_CLZ_CLO): Ditto.
4965 (ISA_HAS_DCLZ_DCLO): Ditto.
4966 (ABI_GAS_ASM_SPEC): New.
4967 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
4970 (SUBTARGET_CC1_SPEC): Ditto.
4971 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
4972 (PAD_VARARGS_DOWN): Support MEABI.
4973 (HARD_REGNO_NREGS): Move to mips.c.
4974 (ASM_OUTPUT_IDENT): Add #undef.
4975 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
4976 (mulsi3): Use GENERATE_MULT3_SI.
4977 (mulsi3_mult3): Ditto. Support mips32, mips64.
4978 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
4979 (mul_sub_si): New pattern.
4980 (unnamed splitters): New.
4981 (muldi3): Use GENERATE_MULT3_DI.
4982 (muldi3_internal2): Ditto.
4983 (movdicc): Support mips32.
4984 * config/mips/t-isa3264: New file.
4986 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
4988 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
4989 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
4990 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
4992 * reorg.c (fill_slots_from_thread): After call to
4993 steal_delay_list_from_target, update own_thread as new_thread may
4996 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
4998 * cpperror.c (print_location): Take line and column, for
4999 default positioning use the previously lexed token.
5000 (_cpp_begin_message): Take line and column.
5001 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
5002 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
5003 * cpphash.h (_cpp_begin_message): Update prototype.
5004 * cppinit.c (push_include): Don't set output line.
5005 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
5006 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
5007 (do_pragma): Kludge for front ends. Don't expand macros at all.
5008 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
5009 (struct cpp_token): Remove output_line.
5010 (struct cpp_callbacks): New member line_change.
5011 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
5012 cpp_get_token): Preserve BOL flag.
5013 (cpp_get_line): Remove.
5014 (_cpp_backup_tokens): Remove useless abort().
5015 * cppmain.c (cb_line_change): New.
5016 (scan_translation_unit): Don't worry about starting new lines here.
5017 * scan-decls.c (scan_decls): Update.
5018 * c-lex.c (c_lex, init_c_lex): Update.
5019 (cb_line_change, src_lineno): New.
5021 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
5023 * tree.c (append_random_chars): Generate the random
5024 characters in a reproducable fashion.
5026 2001-09-14 Richard Henderson <rth@redhat.com>
5028 * config/i386/i386.c (internal_label_prefix): New.
5029 (internal_label_prefix_len): New.
5030 (override_options): Set them.
5031 (local_symbolic_operand): New.
5032 (legitimate_pic_address_disp_p): Use it.
5033 (legitimize_pic_address): Likewise.
5035 2001-09-14 Marc Espie <espie@openbsd.org>
5037 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
5040 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5042 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
5043 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
5045 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
5047 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
5048 invocation of SUBREG_REGNO_OFFSET.
5050 * haifa-sched.c: Fix typo in FSF copyright statement.
5051 * sched-deps.c: Fix typo in FSF copyright statement.
5052 * sched-ebb.c: Fix typo in FSF copyright statement.
5053 * sched-rgn.c: Fix typo in FSF copyright statement.
5054 * sched-vis.c: Fix typo in FSF copyright statement.
5056 * config.gcc: Move inclusion of arm elf specific header files
5057 from the files themselves into the tm_file variable. Make
5058 sure that elfos.h is included before target specific elf
5060 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
5062 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
5063 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
5064 ASM_OUTPUT_CASE_LABEL): Protect definition.
5065 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
5066 not already defined.
5067 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
5068 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
5069 Remove duplicate definition.
5070 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
5071 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
5072 (RDATA_SECTION_FUNCTION): Remove redundant definition.
5073 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
5074 Remove inclusion of arm/elf.h.
5075 * config/arm/unknown-elf.h: as for conix-elf.h.
5076 (STARTFILE_SPEC): Include crti.o and crtn.o.
5077 * config/arm/linux-elf.h: as for conix-elf.h.
5078 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
5079 * config/arm/strongarm-elf.h: Remove inclusion of
5081 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
5082 * config/arm/unknown-elf-oabi.h: Remove inclusion of
5083 unknown-elf.h and elf.h.
5084 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
5085 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
5086 ASM_WEAKEN_LABEL): Remove redundant definition.
5087 * config/arm/elf.h: Test for inclusion of elfos.h
5088 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
5089 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
5090 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
5091 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
5092 redundant definition.
5093 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
5094 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
5095 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
5096 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
5097 Add rules to build crti.o and crtn.o
5098 * crti.asm: New file.
5099 * crtn.asm: New file.
5101 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
5103 * c-parse.in (_yylex): Use _cpp_backup_tokens.
5104 * cpphash.h (struct tokenrun): Add prev.
5105 (struct lexer_state): Remove bol.
5106 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
5107 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
5109 * cppinit.c (cpp_create_reader): Don't set bol.
5110 (cpp_destroy): Don't free lookaheads.
5111 * cpplex.c (lex_directive): Remove.
5112 (next_tokenrun): Update.
5113 (_cpp_lex_token): Clean up logic.
5114 (lex_token): Update to return a pointer to lexed token, since it
5115 can move to the start of the buffer. Simpify newline handling.
5116 * cpplib.c (SEEN_EOL): Update.
5117 (skip_rest_of_line): Remove lookahead stuff.
5118 (end_directive): Line numbers are already incremented. Revert
5119 to start of lexed token buffer if we can.
5120 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
5121 parse_answer): Use _cpp_backup_tokens.
5122 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
5123 instead. Don't check for EOL.
5124 (do_include_common, do_line, do_pragma_system_header): Use
5126 * cpplib.h (BOL, _cpp_backup_tokens): New.
5127 * cppmacro.c (save_lookahead_token, take_lookahead_token,
5128 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
5129 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
5130 (builtin_macro): Don't use cpp_get_line.
5131 (cpp_get_line): Short term kludge.
5132 (parse_arg): Handle directives in arguments here. Back up when
5133 appropriate. Store EOF at end of argument list.
5134 (funlike_invocation_p): Use _cpp_backup_tokens.
5135 (push_arg_context): Account for EOF at end of list.
5136 (cpp_get_token): Remove lookahead stuff. Update.
5138 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5140 * c-parse.in (yyerror): Const-ification and/or static-ization.
5141 * c-typeck.c (push_member_name): Likewise.
5142 * collect2.c (main): Likewise.
5143 * dbxout.c (dbxout_parms): Likewise.
5144 * diagnostic.c (format_with_decl): Likewise.
5145 * dwarf2out.c (output_ranges): Likewise.
5146 * dwarfout.c (fundamental_type_code): Likewise.
5147 * except.c (dw2_output_call_site_table): Likewise.
5148 * gcc.c (do_spec_1): Likewise.
5149 * genopinit.c (optabs): Likewise.
5150 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
5151 gen_declaration_1, handle_impent): Likewise.
5152 * protoize.c (default_include, in_system_include_dir, abspath):
5154 * sched-vis.c (visualize_stall_cycles): Likewise.
5155 * sdbout.c (plain_type_1, sdbout_end_function,
5156 sdbout_end_epilogue): Likewise.
5157 * varasm.c (decode_reg_name): Likewise.
5159 * 1750a.c (mod_regno_adjust): Likewise.
5160 * alpha.c (alpha_write_one_linkage,
5161 unicosmk_output_default_externs): Likewise.
5162 * arm.c (arm_condition_codes): Likewise.
5163 * arm.h (arm_condition_codes): Likewise.
5164 * avr.c (output_movsisf, encode_section_info): Likewise.
5165 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
5167 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5168 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5169 * m88k.c (output_function_profiler): Likewise.
5170 * mips.c (mips_output_conditional_branch): Likewise.
5171 * ns32k.c (ns32k_out_reg_names): Likewise.
5172 * ns32k.h (ns32k_out_reg_names): Likewise.
5173 * pj.c (pj_output_rval): Likewise.
5174 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
5175 * sparc.c (sparc_flat_function_prologue,
5176 sparc_flat_function_epilogue): Likewise.
5178 2001-09-13 Markus Werle <numerical.simulation@web.de>
5179 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5181 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
5182 Aachen University of Technology".
5184 2001-09-13 Andreas Schwab <schwab@suse.de>
5186 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
5189 2001-09-13 Richard Henderson <rth@redhat.com>
5191 * config/alpha/alpha.c (small_symbolic_operand): New.
5192 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
5193 (some_operand, input_operand): Don't handle HIGH.
5194 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
5195 (alpha_expand_mov): Likewise.
5196 (print_operand) [H]: Just print HIGH symbol.
5197 (print_operand_address): Handle small data.
5198 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
5199 (TARGET_SWITCHES): Add -msmall-data/large-data.
5200 (PIC_OFFSET_TABLE_REGNUM): New.
5201 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
5202 (PREDICATE_COES): Update.
5203 * config/alpha/alpha.md (adddi_er_high): New.
5204 (adddi_er_low): Handle small data.
5205 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
5206 prefer .sdata to .rodata.
5207 (SELECT_RTX_SECTION): Likewise.
5209 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
5211 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
5212 defining __size_t and leaving size_t undefined.
5214 2001-09-12 Diego Novillo <dnovillo@redhat.com>
5216 * basic-block.h (expunge_block): Declare.
5217 * cfg.c (expunge_block): Remove static declaration.
5219 2001-09-12 Richard Henderson <rth@redhat.com>
5221 * integrate.c (copy_insn_list): Copy label name from
5222 NOTE_INSN_DELETED_LABEL.
5224 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5226 * c-common.c (c_tree_code_name): Const-ification.
5227 * c-decl.c (c_decode_option): Likewise.
5228 * c-typeck.c (warn_for_assignment): Likewise.
5229 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
5231 * cppinit.c (output_deps): Likewise.
5232 * dependence.c (dependence_string, direction_string): Likewise.
5233 * dwarf2out.c (output_ranges): Likewise.
5234 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
5235 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
5236 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
5237 standard_startfile_prefix, standard_startfile_prefix_1,
5238 standard_startfile_prefix_2, tooldir_base_prefix,
5239 standard_bindir_prefix, find_a_file): Likewise.
5240 * genattrtab.c (make_length_attrs): Likewise.
5241 * gencheck.c (tree_codes): Likewise.
5242 * genemit.c (gen_split): Likewise.
5243 * genrecog.c (special_mode_pred_table): Likewise.
5244 * graph.c (graph_ext): Likewise.
5245 * protoize (default_include): Likewise.
5246 * reload.c (reload_when_needed_name): Likewise.
5247 * sched-vis.c (visualize_stall_cycles): Likewise.
5248 * tlink.c (recompile_files): Likewise.
5249 * toplev.c (decode_g_option): Likewise.
5250 * tradcpp.c (output_deps): Likewise.
5251 * varasm.c (decode_reg_name): Likewise.
5253 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
5256 * avr.c (avr_regnames, encode_section_info): Likewise.
5257 * c4x.c (float_reg_names): Likewise.
5258 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
5259 * elfos.h (const_section): Likewise.
5260 * i386.c (ix86_comp_type_attributes): Likewise.
5261 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
5262 * ia64/aix.h (UNIQUE_SECTION): Likewise.
5263 * ia64.c (type_names): Likewise.
5264 * m68hc11.c (reg_class_names): Likewise.
5265 * m88k.c (m_options): Likewise.
5266 * mips.c (mips_output_conditional_branch, mips_unique_section):
5268 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5269 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
5270 ultra_code_names): Likewise.
5271 * sparc.h (OVERRIDE_OPTIONS): Likewise.
5273 2001-09-12 Jakub Jelinek <jakub@redhat.com>
5275 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
5276 Use --fatal-warnings option for gas.
5277 * configure: Rebuilt.
5279 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5281 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
5283 2001-09-11 Jim Wilson <wilson@redhat.com>
5285 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
5287 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5289 * builtins.c (c_strlen): Treat an offset too large for a
5290 HOST_WIDE_INT as out of range.
5292 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
5294 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
5295 (EDGE_CRITICAL_P): New predicate.
5296 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
5298 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
5299 (dump_edge_info): Remove "crit".
5300 * cfganal.c (mark_critical_edges): Kill.
5301 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
5302 * cfgcleanup.c (cleanup_cfg): Likewise.
5303 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
5304 (find_spanning_tree): Likewise.
5305 * reg-stack.c (convert_regs_1): Likewise.
5306 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
5308 * basic-block.h (create_basic_block_structure): New.
5309 (create_basic_block): Update prototype.
5310 (force_nonfallthru): New.
5311 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
5312 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
5313 handle updating of block_for_insn, creating of empty BBs and BBs at
5314 the end of INSN chain.
5315 (create_basic_block): New function.
5316 (split_block): Use create_basic_block.
5317 (force_nonfallthru_and_redirect): Break out from ...; cleanup
5318 (redirect_edge_and_branch_force): ... here.
5319 (force_nonfallthru): New.
5320 (split_edge): Rewrite to use force_nonfallthru and create_block.
5321 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
5322 (find_basic_blocks): Free basic_block_for_insn.
5323 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
5325 * cfg.c: Fix formating.
5326 * cfgcleanup.c: Fix formating.
5327 (merge_blocks, tail_recursion_label_p): Return bool.
5328 (merge_blocks_move_predecessor_nojumps,
5329 merge_blocks_move_successor_nojumps): Return void.
5331 2001-09-11 Jakub Jelinek <jakub@redhat.com>
5333 * configure.in: Check whether assembler supports section merging.
5334 * config.in: Rebuilt.
5335 * configure: Rebuilt.
5336 * varasm.c (variable_section, output_constant_pool): Pass alignment
5337 to SELECT_SECTION and SELECT_RTX_SECTION.
5338 (mergeable_string_section): New.
5339 (mergeable_constant_section): New.
5340 (default_elf_asm_named_section): Output SECTION_MERGE and
5341 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5342 * output.h (mergeable_string_section): New.
5343 (mergeable_constant_section): New.
5344 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
5345 * toplev.c (flag_merge_constants): New.
5346 (f_options): Add -fmerge-constants and -fmerge-all-constants
5348 (toplev_main): Default to -fno-merge-constants if not optimizing.
5349 * flags.h (flag_merge_constants): Add extern.
5350 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
5351 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
5353 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
5354 Define if assembler has working .subsection -1 support.
5355 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
5356 Put constant into special SHF_MERGE sections if the linker should
5357 attempt to merge duplicates.
5358 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
5360 Put constant into special SHF_MERGE sections if the linker should
5361 attempt to merge duplicates.
5362 * config/alpha/elf.h: Likewise.
5363 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
5364 has working .subsection -1 support.
5365 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
5367 * config/svr3.h: Likewise.
5368 * config/darwin.h: Likewise.
5369 * config/arm/aof.h: Likewise.
5370 * config/arm/linux-elf.h: Likewise.
5371 * config/avr/avr.h: Likewise.
5372 * config/c4x/c4x.h: Likewise.
5373 * config/d30v/d30v.h: Likewise.
5374 * config/i386/dgux.h: Likewise.
5375 * config/i386/osfrose.h: Likewise.
5376 * config/i386/sco5.h: Likewise.
5377 * config/i386/svr3gas.h: Likewise.
5378 * config/ia64/aix.h: Likewise.
5379 * config/m32r/m32r.h: Likewise.
5380 * config/m68k/m68k.h: Likewise.
5381 * config/m88k/dgux.h: Likewise.
5382 * config/m88k/m88k.h: Likewise.
5383 * config/mcore/mcore-pe.h: Likewise.
5384 * config/mips/mips.h: Likewise.
5385 * config/pa/pa.h: Likewise.
5386 * config/pa/pa-linux.h: Likewise.
5387 * config/romp/romp.h: Likewise.
5388 * config/rs6000/sysv4.h: Likewise.
5389 * config/rs6000/xcoff.h: Likewise.
5390 * config/s390/linux.h: Likewise.
5391 * config/sparc/sparc.h: Likewise.
5392 * config/sparc/sysv4.h: Likewise.
5393 * config/stormy16/stormy16.h: Likewise.
5394 * config/v850/v850.h: Likewise.
5395 * config/vax/vms.h: Likewise.
5396 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
5397 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5398 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
5399 default_elf_asm_named_section for SHF_MERGE sections.
5401 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5403 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
5406 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
5408 * c-common.c (split_specs_attrs): Allow for empty attributes with
5409 empty TREE_PURPOSE. Fixes PR c/4294.
5411 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
5413 * basic-block.h (cached_make_edge, make_single_succ): New.
5414 (make_edge): Remove first parameter.
5415 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5416 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5417 created edge; use obstack allocation.
5418 (make_edge, make_single_succ_edge): New.
5419 (first_removed_edge): New static variable.
5420 (init_flow): Initialize first_removed_edge and n_edges.
5421 (clear_edges): Use remove_edge.
5422 (flow_delete_block): Likewise.
5423 (remove_edge): Add removed edges to the removed edges list.
5424 (split_block, redirect_edge_and_branch_force, split_edge):
5426 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5427 (add_noreturn_fake_exit_edges): Likewise.
5428 (connect_infinite_loops_to_exit): Liekwise.
5429 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5430 Use cached_make_edge.
5431 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5432 * profile.c (branch_prob): Update make_edge call.
5433 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5435 2001-09-11 Richard Henderson <rth@redhat.com>
5437 * config/alpha/alpha.c: Tidy formatting.
5438 (local_symbolic_operand): Verify mode.
5439 (alpha_sa_mask): Ignore unicos for eh_return.
5440 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5441 * config/alpha/alpha.md (umk divsi patterns): Remove.
5442 (extendsfdf2): Remove unicos check.
5443 (tablejump): Merge vms and unicos code; always use direct set
5446 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5448 * config.gcc (alpha*-*-unicosmk*): New target.
5450 * config/alpha/alpha-protos.h (symbolic_operand,
5451 unicosmk_add_call_info_word, unicosmk_add_extern,
5452 unicosmk_defer_case_vector, unicosmk_unique_section,
5453 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5454 unicosmk_asm_file_start, unicosmk_asm_file_end,
5455 unicosmk_output_common): Declare.
5457 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5458 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5459 alpha_does_function_need_gp, alpha_end_function): Support Cray
5461 (alpha_init_machine_status, alpha_mark_machine_status,
5462 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5463 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5464 unicosmk_asm_named_section, unicosmk_insert_attributes,
5465 unicosmk_section_type_flags, symbolic_operand,
5466 unicosmk_output_module_name, unicosmk_output_default_externs,
5467 unicosmk_output_dex, unicosmk_output_externs,
5468 unicosmk_output_addr_vec, unicosmk_ssib_name,
5469 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5470 unicosmk_asm_file_end, unicosmk_output_common,
5471 unicosmk_section_type_flags, unicosmk_unique_section,
5472 unicosmk_add_call_info_word, unicosmk_text_section,
5473 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5474 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5475 unicosmk_dex_count, unicosmk_special_name): New.
5476 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5477 TARGET_ABI_UNICOSMK.
5478 (get_aligned_mem, alpha_expand_unaligned_load,
5479 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5480 alpha_expand_unaligned_store_words): Support big-endian mode.
5481 (print_operand): Likewise. New format specifier 't'. Use
5482 TARGET_AS_SLASH_BEFORE_SUFFIX.
5483 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5484 (alpha_pv_save_size): Update with above change.
5485 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5486 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5489 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5490 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5491 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5492 (EXTRA_CONSTRAINT): New constraint 'U'.
5493 (PREDICATE_CODES): Add symbolic_operand.
5495 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5496 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5497 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5498 (integer division and modulus patterns): Split in default and
5500 (*divmodsi_internal, *divmoddi_internal): Disable for
5501 TARGET_ABI_UNICOSMK.
5502 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5503 little-endian and big-endian versions.
5504 (ext, ins, msk): Likewise.
5505 (extv, extzv, insv): Support big-endian mode.
5506 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5507 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5508 *tablejump_umk_internal, *call_value_umk): New.
5509 (*movdi_nofix): Add pattern for loading an address into a register on
5510 TARGET_ABI_UNICOSMK.
5511 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5512 (umk_mismatch_args, arg_home_umk): New.
5513 (various insns): Don't use mov, fmov, nop, fnop and unop.
5514 (realign): Support TARGET_ABI_UNICOSMK.
5516 * config/alpha/unicosmk.h: New file.
5517 * config/alpha/t-unicosmk: New file.
5519 * fixinc/inclhack.def (unicosmk_restrict): New.
5520 * fixinc/fixincl.x: Regenerate.
5522 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5523 (wchar_t): Check for and define __WCHAR_T__.
5525 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5527 * combine.c (simplify_shift_const): Treat shifts by the mode
5530 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5532 * cpphash.h (struct tokenrun): New.
5533 (struct cpp_context): New member bol.
5534 (struct cpp_reader): New members.
5535 (_cpp_init_tokenrun): New.
5536 * cppinit.c (cpp_create_reader): Set up the token runs.
5537 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5538 (lex_token): New internalised version of _cpp_lex_token. Don't
5539 handle directives or the multiple include opimisation here any
5540 more. Simply lex a token.
5541 * cpplib.c (run_directive): Clear bol.
5542 (_cpp_pop_buffer): Set bol.
5543 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5546 2001-09-11 Michael Meissner <meissner@redhat.com>
5548 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5549 give an error if the user uses -mfp32.
5550 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5552 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5553 floating point register size.
5554 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5556 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5557 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5559 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5560 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5562 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5564 * dbxout.c (dbxout_parms): Fix typo in comment.
5565 * unroll.c (loop_find_equiv_value): Ditto.
5566 * toplev.c (rest_of_compilation): Ditto.
5567 * loop.c (scan_loop): Ditto.
5568 * dwarf2out.c (struct dw_fde_struct): Ditto.
5570 2001-09-10 Zack Weinberg <zackw@panix.com>
5572 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5573 copying identifier when we're just going to throw it away.
5574 (parse_identifier_slow): New routine to handle abnormal cases.
5575 (_cpp_lex_token): Update call site.
5577 * hashtable.c (ht_lookup): Don't assume that the string we've
5578 been given is NUL-terminated.
5579 * system.h: #define __builtin_expect(a, b) to (a) if not
5582 2001-09-10 Michael Meissner <meissner@redhat.com>
5584 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5587 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5589 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5591 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5593 * builtins.c (c_getstr): Correct thinko in last change and further
5596 2001-09-10 Tim Freeman <tim@fungibole.com>
5598 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5599 into varray's and register them as roots with the garbage
5600 collector so they are not collected too soon.
5602 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5604 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5606 * basic-block.h (flow_obstack, label_value_list,
5607 tail_recursion_label_list): Declare
5608 (tidy_fallthru_edges): Declare.
5609 (expunge_block, last_loop_beg_note): Delete.
5610 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5612 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5613 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5614 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5615 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5616 expunge_block, flow_delete_block, compute_bb_for_insn,
5617 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5618 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5619 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5620 try_redirect_by_replacing_jump, last_loop_beg_note,
5621 redirect_edge_and_branch, redirect_edge_and_branch_force,
5622 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5623 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5624 commit_edge_insertions, dump_flow_info, debug_flow_info,
5625 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5626 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5627 Move here from flow.c
5628 * cfganal.c: New file.
5629 (forwarder_block_p, can_fallthru, mark_critical_edges,
5630 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5631 find_unreachable_blocks, create_edge_list, free_edge_list,
5632 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5633 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5634 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5635 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5636 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5637 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5638 Move here from flow.c
5639 * cfgbuild.c: New file
5640 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5641 make_edges, find_basic_blocks_1, find_basic_blocks,
5642 find_sub_basic_blocks): Move here from flow.c
5643 * cfgcleanup.c: New file.
5644 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5645 merge_blocks_move_predecessor_nojumps,
5646 merge_blocks_move_successor_nojumps, merge_blocks,
5647 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5648 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5649 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5651 * cfgloop.c: New file
5652 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5653 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5654 flow_loop_exit_edges_find, flow_loop_nodes_find,
5655 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5656 flow_loop_tree_node_add, flow_loops_tree_build,
5657 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5658 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5659 Move here from flow.c
5660 * flow.c: Remove everything moved elsewhere
5661 * output.h (cleanup_cfg): Return bool.
5663 * bb-reorder.c (reorder_block_def): Remove 'index'.
5664 (insert_intra_1): Add argument BB, set block for new note.
5665 (make_reorder_chain): Do not depdent on BB indexes.
5666 (make_reorder_chain_1): Do not use BB indexes.
5667 (label_for_bb): Likewise; set BB for new insn.
5668 (emit_jump_to_block_after): Likewise.
5669 (fixup_reoder_chain): Sanity check that all basic blocks
5670 are chained; verify newly created insn chain; remove
5671 undocnitional jump simplifying; Do not use BB indexes;
5672 properly initialize count and frequency information;
5673 dump reordered sequence.
5674 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5675 (insert_inter_bb_scope_notes): Set block for new insn.
5676 (reorder_basic_blocks): Dump flow info before reoredering.
5678 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5680 * alias.c (clear_reg_alias_info): Use K&R format definition.
5681 Avoid unsigned warning.
5682 * builtins.c: Use "unsigned int", not "unsigned".
5683 (target_char_cast): Use host_integerp and tree_low_cst.
5684 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5685 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5686 (c_getstr): Likewise.
5687 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5688 (builtin_memcpy_read_str): Avoid unsigned warning.
5689 (expand_builtin_memcpy): Alignments are unsigned.
5690 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5691 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5692 * predict.c (expensive_function_p): LIMIT now unsigned.
5693 * resource.c (mark_target_live_regs): Make some vars unsigned.
5694 * sdbout.c: Use "unsigned int", not "unsigned".
5695 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5696 (sdbout_source_line): Likewise.
5697 (sdbout_record_type_name): Remove "const" for NAME declaration.
5698 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5700 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5702 * calls.c (store_one_arg): Expand comment.
5704 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5706 * calls.c (store_one_arg): Make sure that the entire argument is
5707 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5709 2001-09-09 Richard Henderson <rth@redhat.com>
5711 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5713 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5715 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5717 2001-09-09 Richard Henderson <rth@redhat.com>
5719 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5720 (alpha_this_literal_sequence_number): New.
5721 (alpha_this_gpdisp_sequence_number): New.
5722 (some_operand, input_operand): Add HIGH.
5723 (local_symbolic_operand): New.
5724 (alpha_encode_section_info): New.
5725 (alpha_legitimate_address_p): Allow LO_SUM.
5726 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5727 (alpha_expand_mov): Likewise.
5728 (secondary_reload_class): Check memory_operand not general_operand
5730 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5731 (alpha_expand_unaligned_store): Likewise.
5732 (alpha_expand_unaligned_load_words): Likewise.
5733 (alpha_expand_unaligned_store_words): Likewise.
5734 (alpha_expand_block_clear): Likewise.
5735 (print_operand): Handle %#, %*, %H.
5736 (print_operand_address): Handle LO_SUM.
5738 (alpha_does_function_need_gp): Use it.
5739 (alpha_expand_block_move): Fix signed compare warnings.
5740 (alpha_sa_mask, alpha_align_insns): Likewise.
5741 * config/alpha/alpha-protos.h: Update.
5742 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5743 (MASK_EXPLICIT_RELOCS): New.
5744 (TARGET_SWITCHES): Add -mexplicit-relocs.
5745 (EXTRA_CONSTRAINT): Add 'T'.
5746 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5747 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5748 (ENCODE_SECTION_INFO): Out line.
5749 (REDO_SECTION_INFO_P): New.
5750 (STRIP_NAME_ENCODING): New.
5751 (ASM_OUTPUT_LABELREF): New.
5752 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5753 (PREDICATE_CODES): Update.
5754 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5755 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5756 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5757 builtin_setjmp_receiver_er, exception_receiver_1_er,
5758 call_value_osf_1_er): New patterns.
5759 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5760 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5761 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5762 (FINAL_PRESCAN_INSN): New.
5764 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5766 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5768 2001-09-08 Andreas Jaeger <aj@suse.de>
5770 * i386.h (TARGET_SWITCHES): Fix description.
5772 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5774 * rs6000.c (num_insns_constant): Compute number of instructions
5777 * doc/install.texi: Explain AIX exception handling work-around.
5778 Update URL for AIX fixes.
5780 2001-09-07 Jim Wilson <wilson@redhat.com>
5782 * alias.c (clear_reg_alias_info): New.
5783 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5784 * rtl.h (clear_reg_alias_info): Declare.
5786 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5788 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5790 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5791 (m16m,edivm,emulm): Change declaration to match definition.
5793 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5795 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5796 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5799 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5801 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5802 which have no corresponding C type.
5803 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5804 the representation of 64-bit doubles to work with 64-bit ints.
5806 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5808 * config/mips/mips.c (override_options): Do not override ISA when ABI
5809 specified if MIPS_CPU_STRING_DEFAULT was specified.
5811 2001-09-07 Richard Henderson <rth@redhat.com>
5813 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5814 (express_from_1): Wrap lines.
5815 * rtlanal.c (commutative_operand_precedence): Rename from
5816 operand_preference; export.
5817 * rtl.h: Declare it.
5818 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5819 (simplify_binary_operation): Invoke simplify_plus_minus on
5820 (CONST (PLUS ...)) as well.
5821 (struct simplify_plus_minus_op_data): New.
5822 (simplify_plus_minus_op_data_cmp): New.
5823 (simplify_plus_minus): Use them. Avoid infinite recursion with
5824 simplify_binary_operation wrt CONST.
5826 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5828 * h8300-protos.h (general_operand_dst_push): Remove.
5829 * h8300.c (general_operand_dst_push): Likewise.
5830 * h8300.h (OK_FOR_T): Likewise.
5831 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5832 * h8300.md (pushqi_h8300): New.
5833 (pushqi_h8300hs): Likewise.
5835 (pushhi_h8300): Likewise.
5836 (pushhi_h8300hs): Likewise.
5839 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5841 * genattrtab.c (attr_printf): First arg is unsigned.
5842 Clean up formatting of callers.
5844 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5846 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5849 2001-09-07 Andreas Jaeger <aj@suse.de>
5851 * i386.h (TARGET_SWITCHES): Fix descriptions.
5853 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5855 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
5857 2001-09-06 Ira Ruben <ira@apple.com>
5859 Remove OP_IDENTIFIER.
5860 * tree.def (OP_IDENTIFIER): Remove.
5861 * tree.c (tree_node_kind enum): Remove op_id_kind.
5862 (tree_node_kind_names): Remove "op_identifiers".
5863 (make_node): Remove OP_IDENTIFIER test.
5864 (build_op_identifier): Removed because it isn't being used.
5865 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
5866 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
5868 2001-09-06 Richard Henderson <rth@redhat.com>
5870 * simplify-rtx.c (simplify_binary_operation): Revert last change.
5872 2001-09-06 Richard Henderson <rth@redhat.com>
5874 * simplify-rtx.c (simplify_binary_operation): Simplify contents
5877 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5879 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
5880 number used for CR register.
5882 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5883 Joern Rennecke (amylaar@cygnus.com)
5885 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
5886 * h8300.c (initial_offset): Handle offset between RP and FP.
5887 (h8300_return_addr_rtx): New function.
5888 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
5890 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
5891 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5892 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
5893 (CAN_ELIMINATE, REGISTER_NAMES):
5894 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
5896 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
5898 Remove TYPE_NONCOPIED_PARTS.
5899 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
5900 (struct tree_type): Remove noncopied_parts.
5901 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
5902 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
5903 (fixed_type_p): Remove.
5904 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
5905 (expand_expr, MODIFY_EXPR): Likewise.
5906 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
5907 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
5909 2001-09-06 Alan Modra <amodra@bigpond.net.au>
5911 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
5913 (mask64_operand): Likewise.
5914 (includes_rldic_lshift_p): Likewise.
5915 (includes_rldicr_lshift_p): Likewise.
5917 2001-09-05 Ziemowit Laski <zlaski@apple.com>
5919 * objc/objc-act.c (build_message_expr): If a class method cannot
5920 be found, do not issue a warning if a corresponding instance
5921 method exists in the root class.
5923 2001-09-05 Richard Henderson <rth@redhat.com>
5925 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
5927 2001-09-05 Zack Weinberg <zack@codesourcery.com>
5929 * function.c (ggc_mark_struct_function): Mark f->outer.
5930 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
5931 * integrate.c (output_inline_function): ... not here.
5933 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5935 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
5937 * i386.c (size_cost): New static variable.
5938 (override_function): Use size_cost when -Os is specified.
5940 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
5941 properly; Use current_function_calls_eh_return.
5942 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
5943 use leave to avoid dependency chain.
5945 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
5946 get BB loop_depth instead of computing it from LOOP notes.
5948 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
5950 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5952 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5953 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5954 UNALIGNED_DOUBLE_INT_ASM_OP): Define
5956 2001-09-05 Jeffrey A Law (law@cygnus.com)
5957 Jason Merrill (jason@redhat.com)
5959 * stor-layout.c (layout_type): Complain if an array's size can
5960 not be represented in a size_t.
5962 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
5964 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
5966 * gcc.c: (process_command) Add parentheses around assignment
5967 used as truth value.
5969 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5971 * config/mips/mips.c (save_restore_insns): Don't mark any register
5972 save slots as unchanging if current_function_calls_eh_return.
5974 2001-09-05 Richard Henderson <rth@redhat.com>
5976 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
5977 * config/alpha/alpha-protos.h: Declare it.
5978 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
5979 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
5980 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
5981 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
5982 (REG_OK_FOR_BASE_P): Select one of the above.
5984 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
5986 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
5987 (crti.o): Prefix name of object file with $(T).
5990 2001-09-05 David S. Miller <davem@redhat.com>
5992 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
5993 * config/sparc/linux64.h: Likewise.
5995 2001-09-05 Andreas Jaeger <aj@suse.de>
5997 * doc/invoke.texi (i386 Options): -mwide-multiply is not
5998 available anymore, remove the documentation.
5999 (i386 Options): Fix typo, cleanup index entries.
6001 * prefix.c (concat): Remove, we can use the version from liberty.
6003 2001-09-05 Richard Henderson <rth@redhat.com>
6005 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
6006 New functions split out of md file expanders.
6007 * config/alpha/alpha-protos.h: Declare them.
6008 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
6010 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
6012 * cppmacro.c (funlike_invocation_p): No need to restore context.
6014 2001-09-04 Richard Henderson <rth@redhat.com>
6016 * reload.c (push_reload): Export.
6017 * reload.h (push_reload): Declare it.
6019 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
6020 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6021 * config/alpha/alpha.c (alpha_legitimize_address): New.
6022 (alpha_legitimize_reload_address): Likewise.
6023 * config/alpha/alpha-protos.h: Declare them.
6025 2001-09-04 Stan Shebs <shebs@apple.com>
6027 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
6028 * config/darwin.c (machopic_stub_name): Account for internally
6029 generated lib calls such as memcpy.
6031 2001-09-04 Richard Henderson <rth@redhat.com>
6033 * unwind.h (_UA_END_OF_STACK): New flag.
6034 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
6036 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6038 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
6040 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
6042 * config/mips/mips.c (save_restore_insns): Change base_offset to
6043 fp_offset in second call to mips_emit_frame_related_store.
6045 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
6047 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
6048 sometimes be represented as a NOTE of type
6049 NOTE_INSN_DELETED_LABEL.
6050 (Insns): Document NOTE_INSN_DELETED_LABEL.
6052 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
6054 * c-common.h (tree_dump_index): Add more comments.
6055 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
6056 (dump_option_value_info): New struct.
6057 (dump_options): New array.
6058 (dump_switch_p): Parse switch options symbolically.
6059 * doc/invoke.texi (-fdump-ast): Rename to ...
6060 (-fdump-tree): ... here. Document that options are symbolic, and
6061 not all are applicable.
6063 2001-09-04 David S. Miller <davem@redhat.com>
6065 * config/sparc/sparc.md (define_splits): Kill constraints.
6067 Cleanup redundant and unused insn attributes.
6068 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
6069 binary, and move. Mark ialu as default.
6070 (commented out define_function_unit "alu"): Kill.
6071 (define_attr "use_clobbered"): Kill.
6072 (whole file): Kill address insn type references. Replace
6073 all unary/binary/move references with ialu.
6074 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
6075 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
6078 Simplify length insn attribute and make more judicious use
6079 of insn attribute defaulting.
6080 * config/sparc/sparc.md (all insns with length > one): Mark as
6081 insn type multi if real instructions, else use default if
6082 it is a forced splitter.
6083 (all insns with length == one): Use default insn length.
6084 (all insns of type ialu): Use default insn type.
6086 Fix erroneous insn attribute settings.
6087 (addx): Set insn type to misc.
6088 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
6089 const_umulsidi3_sp64): Set insn type to imul.
6091 Track SFmode vs DFmode insns according to UltraSPARC
6093 * config/sparc/sparc.md ("fptype"): New attribute, default
6095 (all DFmode single insns): Mark as fptype "double".
6097 2001-09-03 Jakub Jelinek <jakub@redhat.com>
6099 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
6101 2001-09-03 Richard Henderson <rth@redhat.com>
6103 * function.h (struct function): Add arg_pointer_save_area_init.
6104 * function.c (expand_function_end): Init arg_pointer_save_area.
6105 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
6106 when called from a nested function.
6108 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
6110 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
6113 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6115 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
6117 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
6119 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
6120 (emit_push_insn): Use specified padding direction when
6121 STACK_PUSH_CODE is POST_INC.
6123 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
6125 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6127 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
6129 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
6131 * cppinit.c (cpp_start_read): Free the imacros list as we
6132 traverse it. Don't free the chains before returning.
6133 (_cpp_push_next_buffer): Only try pushing buffers if we've
6134 completed -imacros handling.
6136 2001-08-31 Eric Christopher <echristo@redhat.com>
6138 * gcc.c (handle_braces): Add explaination for abort.
6140 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
6142 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
6143 move adjustment of bitpos instead.
6145 2001-08-31 Zack Weinberg <zack@codesourcery.com>
6147 * function.c: Remove all_functions. Make outer_function_chain
6149 (init_function_start): Don't add new function structure to
6151 (find_function_data, push_function_context_to,
6152 pop_function_context_from, put_var_into_stack,
6153 trampoline_address): Update for changed structure element names.
6154 (push_function_context_to): Disentangle.
6155 (free_after_compilation): Also free F.
6156 (expand_dummy_function_end): Don't free cfun here.
6157 (put_var_into_stack): Comment why we can't use find_function_data here.
6158 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
6159 (mark_function_chain): Split into maybe_mark_struct_function and
6160 ggc_mark_struct_function. Export the latter.
6161 (init_function_once): Mark from cfun and outer_function_chain;
6164 * function.h (struct function): Kill next_global. Rename next
6165 to outer. All users updated to match.
6166 (all_functions, outer_function_chain): Don't declare.
6168 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
6169 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
6170 don't touch f->inlinable, after calling rest_of_compilation.
6172 * tree.h: Forward-declare struct function. Prototype
6173 ggc_mark_struct_function.
6175 2001-08-31 Kazu Hirata <kazu@hxi.com>
6177 * config/h8300/h8300.md (*andorhi3): Fix typos.
6179 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6181 * calls.c (emit_library_call_value): Don't use a fixed
6182 argument after VA_CLOSE, i.e. out of scope in traditional C.
6184 * emit-rtl.c (gen_rtvec): Likewise.
6186 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6188 * Makefile.in (c-pragma.o): Depend on output.h.
6189 (reorg.o): Depend on except.h.
6191 * c-pragma.c: Include output.h.
6193 * reorg.c: Include except.h.
6195 * unwind-dw2.c: Call __builtin_alloca, not alloca.
6197 2001-08-31 Richard Henderson <rth@redhat.com>
6199 * sched-deps.c (add_dependence): Don't elide dependency if the
6200 conditional used by insn is modified in elem.
6202 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
6204 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
6206 2001-08-31 Diego Novillo <dnovillo@redhat.com>
6208 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
6211 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6213 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
6215 (stormy16_asm_out_constructor): New function.
6216 (TARGET_ASM_CONSTRUCTOR): Define.
6217 (TARGET_ASM_DESTRUCTOR): Define.
6219 2001-08-31 Andreas Jaeger <aj@suse.de>
6221 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
6222 * loop.c (add_label_notes): Likewise.
6223 * reload.c (find_reloads): Likewise.
6224 * config/sh/sh.c (machine_dependent_reorg): Likewise.
6226 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
6228 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
6229 code here. Take _Unwind_{W,Sw}ord*.
6230 (read_encoded_value_with_base): Use them.
6231 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
6233 (extract_cie_info): Simplify read_?leb128 handling.
6234 (execute_stack_op, execute_cfa_program): Likewise.
6235 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
6237 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6239 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
6240 the frame pointer to pop the stack if convenient.
6242 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
6243 Don't use post-increment before combine.
6244 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
6245 a call-saved register.
6247 2001-08-31 Andreas Jaeger <aj@suse.de>
6249 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
6252 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
6254 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
6255 not DIV/MOD, of course.
6257 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
6259 * rtl.def: Undo my patch commited 2001-08-27.
6261 * genattrtab.c: Ditto.
6265 * sched-int.h: Ditto.
6267 * target-def.h: Ditto.
6271 * haifa-sched.c: Ditto.
6273 * sched-rgn.c: Ditto.
6275 * sched-vis.c: Ditto.
6277 * Makefile.in: Ditto.
6279 * doc/md.texi: Ditto.
6281 * doc/tm.texi: Ditto.
6283 * doc/contrib.texi: Ditto.
6285 * doc/gcc.texi: Ditto.
6287 * genattrtab.h: Remove it.
6289 * genautomata.c: Remove it.
6291 * genattr.c: Undo my patch and Richard Henderson's patch commited
6294 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
6296 * config.gcc (h8300-*-elf*): New case.
6297 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
6298 (SUBTARGET_CPP_SPEC): Define.
6299 (EXTRA_SPECS): Define.
6300 (SUBTARGET_EXTRA_SPECS): Define.
6301 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
6302 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
6304 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
6306 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
6307 (LIB2FUNCS_EXTRA): Define.
6308 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
6309 config/h8300/fixunssfsi.c: New file.
6311 2001-08-30 Kazu Hirata <kazu@hxi.com>
6313 * config/h8300/h8300.md (zero_extendqihi2): Changes to
6314 define_expand to accommodate target-specific attributes.
6315 (anonymous zero_extendqihi2 patterns): New.
6317 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
6319 * h8300.md (*andorhi3): New pattern.
6321 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
6323 * h8300.c (dosize): Fix test for "sub".
6325 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
6327 * c-typeck.c (pointer_diff): Try to eliminate common term before
6330 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
6332 * config/arm/arm.c (arm_compute_initial_elimination_offset):
6333 Account for the saves of the FP registers.
6335 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
6336 (TEXT_SECTION_ASM_OP): Define.
6337 (INIT_SECTION_ASM_OP): Define.
6338 (FINI_SECTION_ASM_OP): Define.
6339 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
6340 (RDATA_SECTION_FUNCITON): Provide prototype.
6342 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
6344 * reload1.c (move2add_note_store): Correct typo checking for
6347 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
6349 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
6350 note should not be considered outside the libcall block.
6352 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6354 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
6356 2001-08-29 Kazu Hirata <kazu@hxi.com>
6358 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
6360 2001-08-29 Kazu Hirata <kazu@hxi.com>
6362 * config/h8300/h8300-protos.h: Add a prototype for
6364 * config/h8300/h8300.c (emit_logical_op): New.
6365 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
6372 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
6374 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
6375 comparison with rtx INTVAL.
6376 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
6378 * pa.h (FUNCTION_ARG_SIZE): Likewise.
6380 2001-08-29 Kazu Hirata <kazu@hxi.com>
6382 * config/h8300/lib1funcs.asm: Update the copyright. Fix
6385 2001-08-29 Kazu Hirata <kazu@hxi.com>
6387 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
6388 (reg n) to (mem (pre_dec (reg n))
6389 (anonymous movsi pattern): Likewise.
6391 2001-08-29 Kazu Hirata <kazu@hxi.com>
6393 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
6395 2001-08-29 Kazu Hirata <kazu@hxi.com>
6397 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
6398 several special constants.
6400 2001-08-29 Kazu Hirata <kazu@hxi.com>
6402 * config/h8300/lib1funcs.asm: Fix comment typos.
6404 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6406 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
6407 Fix format specifier warnings.
6409 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
6410 inet_makeaddr, semctl): Prototype.
6412 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
6413 (save_restore_insns): Use base_offset, not gp_offset.
6415 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6416 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6418 2001-08-29 Richard Henderson <rth@redhat.com>
6420 * bb-reorder.c (function_tail_eff_head): New.
6421 (record_effective_endpoints): Set it.
6422 (fixup_reorder_chain): Use it.
6424 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6426 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6428 2001-08-28 Dale Johannesen <dalej@apple.com>
6430 * config/darwin.c (machopic_function_base_name): Add const
6431 qualifier to a string.
6432 (darwin_encode_section_info): Ditto.
6434 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6436 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6437 function definition.
6439 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6441 * df.h (struct df): Add rts_order variable.
6443 * df.c (df_visit_next_rts): New function.
6444 (df_visit_next): Renamed to df_visit_next_rc
6445 (df_analyse_1): Allocate/compute/free rts_order as well.
6446 (df_rd_global_compute): Use df_visit_next_rc instead of
6448 (df_ru_global_compute): Use df_visit_next_rts instead of
6451 * flow.c (flow_reverse_top_sort_order_compute): New function.
6453 * basic-block.h: Add prototype.
6455 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6457 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6458 blocks, the BB_REACHABLE is now set, rather than aux being
6459 non-NULL. Update the test to reflect this.
6461 2001-08-28 Eric Christopher <echristo@redhat.com>
6463 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6464 config/mips/crti.asm: Ditto.
6466 2001-08-28 Eric Christopher <echristo@redhat.com>
6467 Richard Henderson <rth@redhat.com>
6469 * c-pragma.h (add_weak): Move prototype from here...
6470 * output.h (add_weak): ... to here.
6471 * varasm.c (add_weak): Fix typo.
6472 * config/mips/crti.asm: New file.
6473 * config/mips/crtn.asm: Ditto.
6474 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6475 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6476 (INVOKE__main): Ditto.
6477 (INIT_SECTION_ASM_OP): New.
6478 (FINI_SECTION_ASM_OP): Ditto.
6479 (STARTFILE_SPEC): Add crti.
6480 (ENDFILE_SPEC): Add crtn.
6481 * config/mips/elf64.h: Same.
6482 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6484 * config/mips/vxworks.h: Ditto.
6485 * config/mips/t-elf: Support crti and crtn.
6487 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6489 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6492 2001-08-28 Richard Henderson <rth@redhat.com>
6494 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6495 (one_cmplbi2 splitter): Remove redundant test.
6497 2001-08-28 Dale Johannesen <dalej@apple.com>
6499 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6501 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6503 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6505 2001-08-28 Stan Shebs <shebs@apple.com>
6507 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6508 (UNALIGNED_SHORT_ASM_OP): Define.
6509 (UNALIGNED_INT_ASM_OP): Define.
6511 2001-08-28 Will Cohen <wcohen@redhat.com>
6513 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6514 generation for first set.
6516 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6518 * flow.c (redirect_edge_succ_nodup): Return new edge.
6519 (try_simplify_condjump): Use new edge.
6520 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6522 * cse.c (cse_basic_block): Skip note instructions.
6524 2001-08-27 Richard Henderson <rth@redhat.com>
6526 * combine.c (combine_simplify_rtx): Don't reverse condition
6527 if there is no reverse for the condition.
6528 (simplify_comparison): Don't simplify subregs from INT to FP.
6530 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6531 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6532 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6533 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6534 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6535 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6537 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6539 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6540 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6542 (adddi_dilshr32, adddi_dishl32): Only data register can be
6543 source for mem destination.
6545 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6546 and use bitnum to decide about register move.
6548 2001-08-27 Richard Henderson <rth@redhat.com>
6550 * genattr.c (main): Emit state_t even when not doing scheduling.
6552 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6553 Richard Henderson <rth@redhat.com>
6555 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6556 (reg_avail_info, current_bb): ... these.
6557 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6558 (compute_hash_table): Likewise.
6560 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6562 * flow.c (verify_flow_info): Use checksums to verify edges.
6564 2001-08-27 Richard Henderson <rth@redhat.com>
6566 * genautomata.c (expand_automata): Always create a description.
6568 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6570 * optabs.c (expand_binop): Correctly handle the carry in multiword
6571 add/subtract operations.
6573 2001-08-27 Fred Fish <fnf@be.com>
6575 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6578 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6580 * reload.c (find_reloads_toplev): Back out this change:
6582 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6584 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6585 mem if the address is a mode_dependent_address_p.
6587 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6589 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6590 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6591 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6594 * genattr.c (main): New variable num_insn_reservations. Increase
6595 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6596 pipeline hazard recognizer interface.
6598 * genattrtab.h: New file.
6600 * genattrtab.c: Include genattrtab.h.
6601 (attr_printf, check_attr_test, make_internal_attr,
6602 make_numeric_value): Move protypes into genattrtab.h. Define them
6604 (num_dfa_decls): New global variable.
6605 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6606 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6607 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6608 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6610 * genautomata.c: New file.
6612 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6614 * sched-int.h: (curr_state): Add the external definition for
6615 automaton pipeline interface.
6616 (haifa_insn_data): Add comments for members blockage and units.
6618 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6619 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6620 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6621 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6622 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6623 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6624 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6626 (TARGET_SCHED): Use the new macros.
6628 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6629 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6630 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6631 dfa_bubble): New members in gcc_target.sched.
6633 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6634 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6635 (insn_queue): Redefine it as pointer to array.
6636 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6638 (max_insn_queue_index_macro_value): New variable.
6639 (curr_state, dfa_state_size, ready_try): New varaibles for
6640 automaton interface.
6641 (ready_element, ready_remove, max_issue): New function prototypes
6642 for automaton interface.
6643 (choose_ready): New function prototype.
6644 (insn_unit, blockage_range): Add comments.
6645 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6646 FUNCTION_UNITS_SIZE == 0.
6647 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6648 actual_hazard, potential_hazard): Add comments.
6649 (insn_cost): Use cost -1 as undefined value. Remove
6650 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6652 (ready_element, ready_remove): New functions for automaton
6654 (schedule_insn): Add new code for automaton pipeline interface.
6655 (queue_to_ready): Add new code for automaton pipeline interface.
6656 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6657 (debug_ready_list): Print newline when the queue is empty.
6658 (max_issue): New function for automaton pipeline interface.
6659 (choose_ready): New function.
6660 (schedule_block): Add new code for automaton pipeline interface.
6661 Print ready list before scheduling each insn.
6662 (sched_init): Add new code for automaton pipeline interface.
6663 Initiate insn cost by -1.
6664 (sched_finish): Free the current automaton state and finalize
6665 automaton pipeline interface.
6667 * sched-rgn.c: Include target.h.
6668 (init_ready_list, new_ready, debug_dependencies): Add new code for
6669 automaton pipeline interface.
6671 * sched-vis.c: Include target.h.
6672 (get_visual_tbl_length): Add code for automaton interface.
6673 (target_units, print_block_visualization): Add comments.
6675 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6676 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6677 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6678 (getruntime.o, genautomata.o): New entries.
6679 (genattrtab.o): Add new dependency file genattrtab.h.
6680 (genattrtab): Add new dependencies. Link it with `libm.a'.
6681 (getruntime.o, hashtab.o): New entries for canadian cross.
6683 * doc/md.texi: Description of automaton based model.
6685 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6687 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6688 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6689 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6690 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6691 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6692 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6693 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6695 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6696 MAX_DFA_ISSUE_RATE): New macro descriptions.
6698 * doc/contrib.texi: Add dfa based scheduler contribution.
6700 * doc/gcc.texi: Add more information about genattrtab.
6702 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6704 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6707 2001-08-27 Richard Henderson <rth@redhat.com>
6709 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6710 (get_arg_pointer_save_area): New. Create an init it here.
6711 (fix_lexical_addr): Use it.
6712 * function.h: Declare it.
6713 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6714 * stmt.c (expand_nl_goto_receiver): Use it.
6716 2001-08-27 Richard Henderson <rth@redhat.com>
6718 * final.c (final_scan_insn): Don't enter APP_ON mode for
6721 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6722 alignment for assemble_integer for DW_EH_PE_aligned.
6723 * except.c (output_function_exception_table): Likewise.
6725 2001-08-26 Andreas Jaeger <aj@suse.de>
6727 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6729 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6731 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6733 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6735 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6737 (mask64_operand): Likewise.
6738 (rldic_operand): Delete.
6739 (includes_lshift64_p): Delete.
6740 (includes_rldic_lshift_p): New function.
6741 (includes_rldicr_lshift_p): New function.
6742 (print_operand): Don't call rldic_operand in case 'W'.
6743 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6744 (includes_lshift64_p): Remove.
6745 (includes_rldic_lshift_p): Declare.
6746 (includes_rldicr_lshift_p): Declare.
6747 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6748 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6749 Replace match_operand rldic_operand predicate with
6750 const_int_operand. Replace includes_lshift64_p condition with
6751 includes_rldic_lshift_p.
6752 <ashldi3_internal 64 bit rldicr patterns>: New.
6754 2001-08-27 Andreas Jaeger <aj@suse.de>
6756 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6757 * errors.c: Likewise.
6758 * final.c: Likewise.
6759 * dwarf2asm.c: Likewise.
6760 * doprint.c (checkit): Likewise.
6761 * diagnostic.c: Likewise.
6762 * collect2.c: Likewise.
6763 * calls.c: Likewise.
6764 * c-semantics.c (build_stmt): Likewise.
6765 * c-format.c (status_warning): Likewise.
6766 * c-errors.c (pedwarn_c99): Likewise.
6767 * builtins.c (validate_arglist): Likewise.
6768 * config/pj/pj.c (pj_printf): Likewise.
6769 * fix-header.c: Likewise.
6771 * gcov.c (fnotice): Likewise.
6772 * gensupport.c (message_with_line): Likewise.
6773 * mips-tfile.c: Likewise.
6774 * protoize.c (notice): Likewise.
6775 * read-rtl.c (fatal_with_file_and_line): Likewise.
6776 * rtl-error.c: Likewise.
6777 * tradcpp.c: Likewise.
6779 * cp/tree.c (build_min_nt): Likewise.
6780 (build_min): Likewise.
6781 * cp/lex.c: Likewise.
6782 * cp/errfn.c: Likewise.
6783 * cp/rtti.c (create_pseudo_type_info): Likewise.
6785 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6787 * df.c (df_uses_record): Return after recording all uses
6790 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6792 * df.c (df_insn_modify): Realloc the INSN table here, if
6793 necessary, here, too.
6795 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6797 * config/mips/mips.c (mips_function_value): Handle complex return
6800 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6802 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6804 * reload.c (make_memloc): Copy result if it is still
6805 reg_equiv_memory_loc[regno] on return.
6806 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6807 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6808 reg_equiv_mem are modified by the substitutions.
6810 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6812 * predict.c (expensive_function_p): New.
6813 * rtl.h (expensive_function_p): Declare.
6814 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6815 (use_fast_prologue_epilogue): New static variable.
6816 (expand_prologue): Set it; emit short prologues if unset.
6817 (expand_epilogue): Likewise.
6819 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6821 * config.gcc: Add stormy16-*-elf case.
6822 * config/stormy16/stormy-abi: New file.
6823 * config/stormy16/stormy16-lib2.c: New file.
6824 * config/stormy16/stormy16-protos.h: New file.
6825 * config/stormy16/stormy16.c: New file.
6826 * config/stormy16/stormy16.h: New file.
6827 * config/stormy16/stormy16.md: New file.
6828 * config/stormy16/t-stormy16: New file.
6830 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6832 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6834 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6836 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6837 descriptor members are pointer size, not constant 4.
6838 * config/rs6000/rs6000.md (define_splits): Remove more unused
6841 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6843 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6845 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6847 * cp/rtti.c (VPARAMS): Fix parameter.
6849 2001-08-24 Zack Weinberg <zackw@panix.com>
6851 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
6853 (mode_for_extraction): No need for #ifdefs. Add default-case abort
6855 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
6856 in if controlling use of insv.
6857 (extract_bit_field): Likewise, for extv and extzv.
6859 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
6861 * i386.md (movcc peep2): Fix load of 0.
6863 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6865 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
6866 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
6868 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
6870 * c-pragma.h: Move weak_syms and weak_decls...
6871 * varasm.c: ...here. Now static.
6872 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
6873 depend on HANDLE_PRAGMA_WEAK.
6875 * c-common.c (c_alignof, c_alignof_expr): Move here...
6876 * c-typeck.c: ...from here.
6877 * c-tree.h, c-common.h: Adjust.
6879 2001-08-23 Bernd Schmidt <bernds@redhat.com>
6881 * config/ia64/ia64.c (rws_update): If !pred, set write_count
6882 instead of incrementing it.
6884 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
6885 asm ready, don't try to move them all into the same array element.
6887 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6889 * function.c (thread_prologue_and_epilogue_insns): Avoid
6890 fallthru flag on edge to exit.
6892 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
6894 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
6897 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6899 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
6900 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
6901 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
6904 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6906 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
6907 replace "GNU CC" with "GCC".
6909 2001-08-23 Richard Henderson <rth@redhat.com>
6911 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
6912 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
6913 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
6914 Need GR between FR and not GR_AND_FR.
6915 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
6916 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
6917 AR regs before GR regs.
6918 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6919 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
6920 (REGISTER_MOVE_COST): Update.
6921 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
6923 2001-08-23 Richard Henderson <rth@redhat.com>
6925 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
6928 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6930 * reload1.c (emit_reload_insns): Don't look for notes
6931 on a NULL store_insn.
6933 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6935 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
6936 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
6937 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
6938 format specifier warnings.
6939 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
6941 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
6943 * config/i386/i386-protos.h: Correct declaration of
6944 i386_pe_asm_named_section.
6946 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
6948 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
6950 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6952 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6954 * cpperror.c (print_location): Don't show _Pragma.
6955 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
6956 and file change callback generation here.
6957 (stack_include_file): Update use of cpp_push_buffer.
6958 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
6959 (struct cpp_buffer): Remove type, pfile members.
6960 * cppinit.c (cpp_handle_option): Use free_chain.
6961 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
6962 (skip_escaped_newlines, get_effective_char, lex_percent): Take
6963 a cpp_reader rather than a cpp_buffer.
6964 (skip_escaped_newlines, get_effective_char, skip_block_comment,
6965 skip_line_comment, parse_string, lex_percent, lex_dot,
6966 _cpp_lex_token): Update accordingly.
6967 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
6969 (cpp_push_buffer): Update prototype.
6970 (run_directive): Update use of cpp_push_buffer.
6971 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
6972 handle_assertion): Update use of run_directive.
6973 * cpplib.h (enum cpp_buffer_type): Remove.
6974 (cpp_push_buffer): Update prototype.
6975 * fix-header.c (read_scan_file): Update.
6977 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6979 * gcc.c (struct prefix_list): Change prefix to const char *.
6981 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6983 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
6985 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
6987 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
6990 * jump.c (squeeze_notes): Take parms by reference. Handle END being
6993 * ifcvt.c (dead_or_predicable): Adjust.
6994 * loop.c (find_and_verify_loops): Adjust.
6995 * stmt.c (expand_end_case): Adjust.
6996 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
6997 head and end insn pointers in the basic block, not just local copies.
6998 (merge_blocks_move_predecessor_nojumps): Likewise.
7000 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
7002 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
7003 bitmap.h, builtin-types.def, builtins.c, builtins.def,
7004 c-aux-info.c, c-common.c, c-common.def, c-common.h,
7005 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
7006 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
7007 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
7008 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
7009 conditions.h, config.gcc, configure.frag, configure.in,
7010 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
7011 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
7012 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
7013 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
7014 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
7015 emit-rtl.c, errors.c, errors.h, except.c, except.h,
7016 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
7017 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
7018 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
7019 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
7020 gencheck.c, gencodes.c, genconfig.c, genemit.c,
7021 genextract.c, genflags.c, gengenrtl.c, genmultilib,
7022 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
7023 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
7024 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
7025 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
7026 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
7027 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
7028 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
7029 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
7030 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
7031 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
7032 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
7033 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
7034 params.h, predict.c, predict.def, predict.h, prefix.c,
7035 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
7036 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
7037 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
7038 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
7039 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
7040 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
7041 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
7042 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
7043 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
7044 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
7045 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
7046 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
7047 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
7048 xcoffout.h: replace "GNU CC" with "GCC".
7050 2001-08-21 Richard Henderson <rth@redhat.com>
7052 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
7053 (final_scan_insn): Consider jump tables data even if we have no
7054 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
7056 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
7057 (ASM_OUTPUT_CASE_END): Remove.
7058 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
7059 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
7060 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
7062 2001-08-21 Richard Henderson <rth@redhat.com>
7064 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
7065 at barrier insns. Emit stop bits before barriers.
7067 * flow.c (flow_find_cross_jump): Don't consider unconditional
7068 return insns for commoning.
7070 * final.c (compute_alignments): Fix typo.
7072 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
7073 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
7074 (store_bit_field): Use mode_for_extraction more places.
7075 (extract_bit_field): Likewise.
7077 2001-08-21 Zack Weinberg <zackw@panix.com>
7079 * caller-save.c: Don't include insn-codes.h.
7080 (reg_save_code, reg_restore_code): Make arrays of int.
7081 All uses updated to match.
7082 (insert_save, insert_restore): No need to initialize "code"
7083 variable upon declaration.
7084 * Makefile.in: update dependencies; fix typo in clean rule.
7086 2001-08-21 Richard Henderson <rth@redhat.com>
7088 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
7089 (merge_if_block): Handle fallout from same.
7091 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7093 * builtins.c (type_to_class): Fix typo in last change.
7095 2001-08-21 Richard Henderson <rth@redhat.com>
7097 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
7098 ia64_asm_output_label.
7100 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
7101 copy of gp while the real gp register contains garbage.
7103 2001-08-21 Zack Weinberg <zackw@panix.com>
7105 * expmed.c (mode_for_extraction): New function.
7106 (store_bit_field, extract_bit_field): Use it.
7107 * expr.h: Prototype it and provide an enum for its first argument.
7109 * combine.c, function.c, recog.c: Don't include insn-codes.h.
7110 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
7111 and digging through the insn_data tables.
7112 * Makefile.in: Update dependencies.
7114 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7116 * cppfiles.c (stack_include_file): line-map.c now handles include
7118 (handle_missing_handler): Similarly.
7119 (_cpp_execute_include): Similarly.
7120 (_cpp_pop_file_buffer): Similarly.
7121 * cpphash.h (struct cpp_reader): Remove system_include_depth,
7122 buffer_stack_depth and include_depth.
7123 * cpplib.c (do_include_common): line-map.c now handles include depth.
7124 (cpp_push_buffer): Similarly.
7125 (_cpp_pop_buffer): Similarly.
7126 * cppmacro.c (builtin_macro): Update.
7127 * line-map.c (init_line_maps): Set depth.
7128 (add_line_map): Increment "used" earlier. Update and use the
7130 (trace_include): Use the include depth.
7131 * line-map.h (struct line_maps): New member depth.
7133 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7135 * cppfiles.c (stack_include_file): Don't handle -H here.
7136 * cppinit.c (cpp_start_read): Set include tracing after
7137 cpp_post_options and after stacking the main file.
7138 * line-map.c (trace_include): New.
7139 (init_line_maps, add_line_map): Update.
7140 * line-map.h (struct line_maps): New member trace_includes.
7142 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7144 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
7145 * cppfiles.c (stack_include_file): Only stack a file if there
7146 is something to do. Return a boolean indicating whether a
7147 buffer was stacked or not.
7148 (_cpp_execute_include): Similarly.
7149 (_cpp_read_file): Similarly.
7150 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
7152 2001-08-21 Sam Steingold <sds@gnu.org>
7154 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
7155 (RECACHE): keep obufp_before_macroname up to date
7157 2001-08-21 Zack Weinberg <zackw@panix.com>
7159 * stmt.c: Don't include insn-codes.h.
7160 (expand_end_case): Machine specific logic moved to expr.c.
7161 No need to worry about __builtin_classify_type.
7162 (check_for_full_enumeration_handling, emit_case_nodes):
7165 * builtins.o (expand_builtin_classify_type): Split up so code
7166 can be shared with fold_builtin_classify_type.
7167 (type_to_class, fold_builtin_classify_type): New functions.
7168 (fold_builtins): Handle __builtin_classify_type.
7170 * expr.c (do_tablejump): Now static.
7171 (case_values_threshold, try_casesi, try_tablejump): New;
7172 code mostly from stmt.c (expand_end_case).
7173 (expr.h): Update prototypes.
7175 * Makefile.in (stmt.o): Update dependencies.
7177 2001-08-21 Will Cohen <wcohen@redhat.com>
7179 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
7180 declaration of variable i.
7181 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
7182 declaration of variable i.
7184 2001-08-21 Richard Henderson <rth@redhat.com>
7186 * crtstuff.c: Fix thinko last change. Move list tails to start
7187 of CRT_END section. Tidy ifdefs.
7188 (__EH_FRAME_BEGIN__): Always static for ELF.
7189 (__do_global_ctors_1): Rename from __frame_dummy.
7190 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
7191 name change; don't hide __EH_FRAME_BEGIN__.
7193 2001-08-21 Richard Henderson <rth@redhat.com>
7195 * gdbinit.in: Move break on exit after break on fancy_abort.
7197 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
7200 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7202 * cpphash.h (_cpp_push_next_buffer): New.
7203 * cppinit.c (do_includes): Remove.
7204 (push_include, free_chain, _cpp_push_next_buffer): New.
7205 (cpp_start_read): Use them to rework command line option handling.
7206 (cpp_handle_option): Combine handling of -include and -imacros.
7207 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
7208 appropriate. Always insert missing \n at EOF.
7209 * cpplib.c (start_directive): Get the directive position right.
7210 * cppmain.c (cb_file_change): Always print the first line, unless
7213 2001-08-20 Andreas Jaeger <aj@suse.de>
7215 * profile.c (compute_branch_probabilities): Remove extra new-line
7217 * flow.c (verify_flow_info): Likewise.
7219 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7221 * basic-block.h (basic_block): Add new field 'flags'.
7222 (BB_REACHABLE): Define.
7223 (expunge_block): Declare.
7224 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
7225 (EXIT_BLOCK_PTR): Ditto.
7226 (expunge_block): Remove static declaration.
7227 (cleanup_cfg): Clear bb->aux on every basic block.
7228 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
7229 computing reachability.
7230 (delete_unreachable_blocks): Delete block b if b->flags has
7233 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7235 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
7237 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7239 * sparc.c (sparc_variable_issue): Fix typo in last change.
7241 2001-08-20 Richard Henderson <rth@redhat.com>
7243 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
7245 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
7247 * pa.h (RETURN_IN_MEMORY): Improve comment.
7249 2001-08-20 Janis Johnson <janis187@us.ibm.com>
7251 * doc/invoke.texi (Profiling options): Clarify the interactions
7252 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
7254 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
7256 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
7259 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7261 * gcc.c (make_relative_prefix): Allocate a sufficiently large
7264 2001-08-20 Richard Henderson <rth@redhat.com>
7266 * final.c (end_final): Fix typo last change.
7268 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
7270 * cppinit.c (init_standard_includes): The returned buffer
7271 is already malloc-ed.
7272 * gcc.c (add_prefix): Similarly.
7273 * prefix.c (translate_name): Update to support clear buffer
7275 (update_path): Similarly. Be sure to free any newly allocated
7276 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
7278 * prefix.h (update_path): Update prototype and document.
7279 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
7280 up and update to new buffer ownership rules.
7281 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
7283 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7285 * final.c (compute_alignments): New function.
7286 (init_insn_lengths): Do not care label_align.
7287 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
7288 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
7289 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
7290 (shorted_branches): Realloc label_align array; do
7291 not call init_insn_lengths; Do not care about loop alignments.
7292 * output.h (compute_alignments): Declare.
7293 * toplev.c (rest_of_compilation): Call compute_alignments.
7294 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
7296 * predict.c (block_info_def): Add npredecesors, remove nvisited;
7297 change visited to tovisit.
7298 (propagate_freq): Use faster traversing algorithm.
7299 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
7300 to tovisit; reverse meaning.
7302 * predict.c (struct block_info_def): Remove nvisited.
7303 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7304 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7306 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
7308 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
7309 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
7310 (TARGET_FUSED_MADD): New.
7311 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
7312 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
7313 the multiply-add instructions.
7315 2001-08-19 Richard Henderson <rth@redhat.com>
7317 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
7318 is aligned to pointer size.
7320 2001-08-19 Richard Henderson <rth@redhat.com>
7322 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
7323 display markers during final schedule.
7325 2001-08-19 Richard Henderson <rth@redhat.com>
7327 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
7329 2001-08-19 Richard Henderson <rth@redhat.com>
7331 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
7333 (ASM_NAME_TO_STRING): Remove.
7334 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
7335 in the same string. Remove support for expressions.
7337 2001-08-19 Richard Henderson <rth@redhat.com>
7339 * config/i386/i386.md (tablejump): Make an expander; handle
7340 pic relative addressing here.
7341 (tablejump_1): Rename from tablejump_pic.
7344 2001-08-19 Richard Henderson <rth@redhat.com>
7346 * regclass.c (fix_register): Fix typo.
7348 2001-08-18 Richard Henderson <rth@redhat.com>
7350 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
7351 (struct _Unwind_Context): Expand br_loc to hold it.
7352 (uw_frame_state_for): Handle leaf functions better.
7353 (uw_update_reg_address): Update for br_loc change.
7355 2001-08-18 Richard Henderson <rth@redhat.com>
7357 * crtstuff.c: Move list heads before code that uses them.
7358 (__JCR_LIST__): Remove initial null.
7359 (frame_dummy, __frame_dummy): Do java registration here ...
7360 (__do_global_ctors_aux): ... not here.
7362 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
7363 (__do_global_dtors_aux): Update to match.
7364 (__JCR_LIST__, __do_jv_register_classes): New.
7366 * config/ia64/crtend.asm (__JCR_END__): New.
7367 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
7368 instead of an indirect LTOFF22 reloc.
7370 2001-08-18 Richard Henderson <rth@redhat.com>
7372 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
7373 * regclass.c (init_reg_sets_1): Fix typo.
7374 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
7375 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
7376 (ia64_compute_frame_size): Make ar.unat live when in use.
7377 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
7378 for ar.pfs; remove ar.unat handling.
7379 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
7381 (PREDICATE_CODES): Add ar_pfs_reg_operand.
7382 * config/ia64/ia64-protos.h: Update decls.
7383 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
7384 (sibcall_pic): Likewise.
7386 2001-08-18 Richard Henderson <rth@redhat.com>
7388 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
7389 pred_rel_mutex when searching for insn_group_barrier.
7390 * config/ia64/ia64.md (cycle_display): Combine the expander
7393 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
7394 bit before asm as needed.
7396 2001-08-18 Richard Henderson <rth@redhat.com>
7398 * timevar.def (TV_MACH_DEP): New.
7399 * toplev.c (rest_of_compilation): Use it.
7400 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
7402 2001-08-18 Zack Weinberg <zackw@panix.com>
7404 * unwind-dw2.c (execute_stack_op): Add default aborts to
7405 the inner switches to prevent warnings.
7407 2001-08-18 Richard Henderson <rth@redhat.com>
7409 * timevar.h (struct timevar_time_def): Change element type to float.
7410 (ticks_to_msec, clocks_to_msec): Likewise.
7411 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
7412 (get_time): Likewise.
7413 (timevar_print): Adjust zero check and printing to match.
7415 2001-08-18 Zack Weinberg <zackw@panix.com>
7417 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7418 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7419 Eliminate overfull or underfull hboxes.
7421 2001-08-18 Zack Weinberg <zackw@panix.com>
7423 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7425 2001-08-18 Zack Weinberg <zackw@panix.com>
7427 * haifa-sched.c: Convert to target hooks. Macros replaced
7428 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7429 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7430 MD_SCHED_FINISH, and HAVE_cycle_display.
7431 * target-def.h (TARGET_SCHED_ADJUST_COST,
7432 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7433 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7434 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7435 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7436 New hook #defines to be overridden.
7437 (TARGET_SCHED): Bring them all together.
7438 (TARGET_INITIALIZER): Update.
7439 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7440 instead of 'struct rtx_def *' throughout.
7441 (struct sched): New set of hooks for the scheduler.
7442 * Makefile.in (haifa-sched.o): Depend on target.h.
7443 * doc/tm.texi: Document the new scheduler hooks, together in
7444 their own section, instead of scattered around.
7445 Fix a bunch of underfull/overfull hboxes.
7447 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7448 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7449 sparc.h: Don't define any of the old scheduler macros.
7451 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7452 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7453 sparc.c: Create hook functions from code extracted from
7454 corresponding target header, or make existing hooks static, as
7455 appropriate. Set the appropriate entries in targetm.
7457 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7458 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7459 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7460 Remove prototypes for functions which are now static.
7462 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7463 related gunk; the Haifa scheduler is now the only choice.
7465 2001-08-18 Zack Weinberg <zackw@panix.com>
7467 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7468 * genopinit.c: Put floating point divide insns in sdiv_optab.
7469 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7470 * config/gofast.h, config/c4x/c4x.h,
7471 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7472 config/pa/long_double.h, config/rs6000/sysv4.h,
7473 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7474 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7475 (init_optabs): Use init_optabv for overflow-trapping optabs.
7476 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7477 cmp_optab RTX codes so have_insn_for can find them.
7479 * optabs.c (expand_simple_binop, expand_simple_unop,
7480 have_insn_for, gen_sub3_insn): New interfaces.
7481 * expr.h: Prototype new functions.
7482 (enum optab_methods): Move here from optabs.h.
7484 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7485 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7486 Use new functions instead of working directly with optabs.
7487 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7488 unroll.c: Don't include optabs.h.
7489 * caller-save.c, combine.c, function.c, stmt.c: Just include
7490 insn-codes.h, not optabs.h.
7491 * Makefile.in: Update dependencies.
7493 * combine.c (make_compound_operation, simplify_comparison):
7494 Fix typos testing for this or that instruction.
7496 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7498 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7499 generating libgcc.a.
7501 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7503 * except.c (TYPE_HASH): Delete.
7505 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7508 * tree.c (TYPE_HASH): Delete.
7510 * tree.h (TYPE_HASH): Define.
7512 2001-08-18 Graham Stott <grahams@redhat.com>
7514 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7516 (adddi3_internal_2+2): Likewise.
7517 (eh_set_lr_di+1): Likewise.
7519 2001-08-17 Richard Henderson <rth@redhat.com>
7521 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7522 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7523 * dwarf2asm.c: ... here.
7524 * dwarfout.c: Remove them.
7526 * varasm.c (assemble_integer): Add align parameter.
7527 (assemble_real, output_constant, output_constructor): Likewise.
7528 * output.h: Update decls.
7529 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7530 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7531 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7532 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7533 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7536 * final.c (end_final): Abort profile block generation if we
7537 havn't layed it out properly.
7538 * output.h (assemble_eh_integer): Remove stale decl.
7539 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7541 (assemble_integer): Handle unaligned data.
7542 (assemble_real): Abort on unaligned data.
7543 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7545 (default_dtor_section_asm_out_destructor): Use assemble_align.
7546 (default_named_section_asm_out_constructor): Likewise.
7547 (default_ctor_section_asm_out_constructor): Likewise.
7548 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7549 (machopic_asm_out_destructor): Likewise.
7550 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7551 (nextstep_asm_out_destructor): Likewise.
7552 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7553 (vms_asm_out_destructor): Likewise.
7555 2001-08-17 Richard Henderson <rth@redhat.com>
7557 * config/mips/iris6.h (TARGET_IRIX6): New.
7558 (current_section_name, current_section_flags): New.
7559 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7560 (MAX_OFILE_ALIGNMENT): New.
7561 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7562 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7563 (copy_file_data): Split out from
7564 (mips_asm_file_end): ... here.
7565 (mips_asm_file_start): Remove extra .section directive. Use
7566 tmpfile instead of mips_make_temp_file.
7567 (mips_unique_section): Use const char * as needed for warnings.
7568 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7569 re-add align parameter.
7570 (iris6_asm_named_section): New.
7571 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7572 (iris6_asm_output_align, iris6_section_align_1): New.
7573 (iris6_asm_file_start, iris6_asm_file_end): New.
7574 * config/mips/mips-protos.h: Update decls.
7576 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7578 * doc/install.texi (Install GCC): Add links to build status pages.
7580 (Final install): Ditto; request updates for specific info
7582 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7584 * cpperror.c (print_location): Don't take a file name; use the
7586 (_cpp_begin_message): Similarly.
7587 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7588 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7589 (cpp_pedwarn_with_file_and_line): Remove.
7590 * cppfiles.c (stack_include_file): Update; set filename to stdin
7591 here when appropriate.
7592 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7593 (_cpp_begin_message): Don't take a file name.
7594 * cppinit.c: Add comment.
7595 * cpplex.c: Fix end-of-directive indicator.
7596 * cpplib.c: Don't include intl.h.
7597 (run_directive, do_diagnostic): Update.
7598 (do_line): Update to not use nominal_fname.
7599 (cpp_push_buffer): Don't take a filename.
7600 * cpplib.h (struct ht): Remove.
7601 (cpp_push_buffer): Don't take a filename.
7602 (cpp_pedwarn_with_file_and_line): Remove.
7603 * cppmacro.c (struct cpp_macro): Remove file.
7604 (builtin_macro): Update.
7605 (_cpp_create_definition): Update.
7606 * cppmain.c: Correct comment.
7607 * fix-header.c (read_scan_file): Update.
7609 2001-08-17 Kazu Hirata <kazu@hxi.com>
7611 * sbitmap.c: Fix comment formatting.
7612 * sched-deps.c: Likewise.
7613 * sibcall.c: Likewise.
7614 * simplify-rtx.c: Likewise.
7616 * ssa-ccp.c: Likewise.
7617 * stor-layout.c: Likewise.
7618 * timevar.c: Likewise.
7619 * toplev.c: Likewise.
7620 * unwind-dw2.c: Likewise.
7621 * unwind-dw2-fde.c: Likewise.
7622 * varasm.c: Likewise.
7624 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7626 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7627 or larger than an integer in memory.
7629 2001-08-17 Zack Weinberg <zackw@panix.com>
7631 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7632 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7633 * rtl.h: Don't forward-declare union tree_node here. Don't
7634 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7635 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7636 and tree respectively.
7637 * tree.h: Don't forward-declare struct rtx_def here. Don't
7638 typedef tree here. Change all uses of struct rtx_def *,
7639 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7640 and tree respectively.
7642 2001-08-17 Richard Henderson <rth@redhat.com>
7644 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7645 config/mips/openbsd.h: Fix typos last change.
7647 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7649 * doc/invoke.texi (Optimize Options): The default for
7650 -finline-limit is 600.
7652 2001-08-17 Richard Henderson <rth@redhat.com>
7654 * varasm.c (text_section): Allow TEXT_SECTION to override the
7655 printing of TEXT_SECTION_ASM_OP.
7656 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7657 (DATA_SECTION, BSS_SECTION): Remove.
7658 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7659 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7660 Rename from s/_NAME//.
7661 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7662 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7663 (TEXT_SECTION): ... here. New.
7664 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7665 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7666 * config/mips/openbsd.h: Likewise.
7667 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7668 (mips_asm_file_end): Likewise test.
7669 (mips_output_function_epilogue): Likewise. Switch back to data
7670 section after emitting the function.
7672 * doc/tm.texi (Sections): Document TEXT_SECTION.
7674 2001-08-17 Richard Henderson <rth@redhat.com>
7676 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7677 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7679 2001-08-17 Richard Henderson <rth@redhat.com>
7681 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7682 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7683 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7684 Add aligned attribute.
7686 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7688 * config/sh/sh.md: Add modes to unspecs in first insn to match
7689 those in the second.
7691 * Makefile.in: Fix collect2 copy for Cygwin.
7693 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7695 Install the proper patch.
7696 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7697 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7698 (expand_function_start): Likewise.
7699 * stmt.c (expand_decl): Likewise.
7700 * varasm.c (make_decl_rtx): Likewise.
7702 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7704 * final.c: Undo my previous accidental checkin.
7705 * output.h: Likewise.
7706 * tm.texi: Likewise.
7708 2001-08-16 Richard Henderson <rth@redhat.com>
7710 * varasm.c (named_section_flags): Remove align parameter.
7711 * varasm.c, dwarf2out.c: Update all callers.
7712 * output.h: Update prototypes.
7714 * target.h (target.asm_out.named_section): Remove align parameter.
7715 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7716 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7717 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7718 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7719 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7721 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7722 (get_named_section_flags, set_named_section_flags): New.
7723 (named_section_flags): Use them.
7724 (named_section): Do decl vs section flags check here...
7725 (default_section_type_flags): ... not here.
7726 (init_varasm_once): Create in_named_htab.
7727 (resolve_unique_section): Mark reloc unused.
7729 2001-08-16 Richard Henderson <rth@redhat.com>
7731 * varasm.c (force_const_mem): Keep pool alignment in bits.
7732 (output_constant_pool): Use assemble_align.
7734 2001-08-16 Zack Weinberg <zackw@panix.com>
7736 * doc/tm.texi: Remove extra @table command.
7738 2001-08-16 Zack Weinberg <zackw@panix.com>
7740 * final.c (shorten_branches): Clear the end of the label_align
7741 array only if we made it larger. Break up messy expressions
7744 * diagnostic.c (internal_error): Check for error recursion
7745 before doing ICE suppression.
7747 * timevar.c: Timing variables now count in milliseconds.
7748 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7749 (get_time): Not here.
7750 (timevar_print): Don't print any timer whose user, cpu, and
7751 wall times are all zero as displayed.
7752 * timevar.h: Update comment aboout units. Make timevar
7755 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7757 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7758 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7759 (expand_function_start): Likewise.
7760 * stmt.c (expand_decl): Likewise.
7761 * varasm.c (make_decl_rtx): Likewise.
7763 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7765 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7766 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7768 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7770 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7773 2001-08-16 Andreas Jaeger <aj@suse.de>
7775 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7778 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7780 * rtl.h (only_sets_cc0_p): New prototype.
7781 * jump.c (sets_cc0_p): Handle INSN.
7782 (only_sets_cc0_p): New function.
7783 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7784 (tidy_fallthru_edge): Likewise.
7785 * integrate.c (copy_insn_list): Likewise.
7786 * unroll.c (unroll_loop): Likewise.
7787 (copy_loop_body): Likewise.
7789 2001-08-15 Jason Eckhardt <jle@redhat.com>
7791 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7793 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7795 * predict.c (struct block_info_def): Remove nvisited.
7796 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7797 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7799 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7800 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7803 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7805 * predict.def: Update hitrates.
7807 2001-08-15 Richard Henderson <rth@redhat.com>
7809 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7811 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7813 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7814 note from its associated jump.
7816 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7818 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7819 also on 64-bit s390x targets.
7821 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7823 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7825 (arm_expand_prologue): Handled nested functions which take a
7826 variable argument list.
7827 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7828 macro with an invocation of
7829 arm_compute_initial_elimination_offset.
7830 * config/arm/arm-protos.h: Prototype
7831 arm_compute_initial_elimination_offset.
7833 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7835 * doc/install.texi (Specific, avr): Fix markup.
7836 (Specific, c4x): Ditto.
7838 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7840 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7842 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7844 * Makefile.in (OBJS): Add rtl-error.o
7845 (rtl-error.o): New rule.
7846 (diagnostic.o): Adjust dependency.
7847 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7848 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7849 warning_for_asm): Move to...
7850 rtl-error.c: ...here. New file.
7852 2001-08-14 Richard Henderson <rth@redhat.com>
7854 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
7855 if USING_SJLJ_EXCEPTIONS.
7857 2001-08-14 Steve Ellcey <sje@cup.hp.com>
7859 * tlink.c (scan_linker_output): Check string for unsatisfied in
7860 addition to undefined and unresolved.
7862 2001-08-14 Graham Stott <grahams@redhat.com>
7864 * libgcc2.c (*): Replace EH_FRAME_SECTION with
7865 EH_FRAME_SECTION_NAME.
7867 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7869 * genattrtab.c (simplify_test_exp_in_temp): New function.
7870 (simplify_test_exp): Avoid explicit use of temporary obstack.
7871 (simplify_cond, insert_right_side, evaluate_eq_attr,
7872 simplify_and_tree, simplify_or_tree, eliminate_known_true):
7873 Use simplify_test_exp_in_temp.
7874 (optimize_attrs): Iterate until expression stabilizes.
7876 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
7878 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
7879 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
7881 2001-08-13 Richard Henderson <rth@redhat.com>
7883 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
7884 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
7885 * config/arm/conix-elf.h: Likewise.
7887 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7889 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
7891 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
7893 * gcse.c (hash_scan_set): Expressions that are set as part of
7894 jump instructions are not available.
7896 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7898 * config/s390/s390.c (print_operand, s390_function_prologue,
7899 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
7901 2001-08-13 Richard Henderson <rth@redhat.com>
7903 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
7904 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
7905 * doc/tm.texi (Exception Region Output): Document it.
7907 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7909 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
7910 DWARF2 instead of stabs by default.
7912 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7914 * config/rs6000/rs6000.c: Include optabs.h.
7916 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7918 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
7919 save/restore routines.
7920 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
7922 2001-08-13 Andreas Jaeger <aj@suse.de>
7924 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
7925 the english is correct.
7927 2001-08-13 Zack Weinberg <zackw@panix.com>
7929 * expr.h: Split out optab- and libfunc-related code to...
7930 * optabs.h, libfuncs.h: ... these new headers.
7932 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
7934 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
7936 * mkconfig.sh: Don't include insn-codes.h from config.h.
7938 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
7939 enum insn_code is available. Move reload_in_optab and
7940 reload_out_optab array declarations to optabs.h.
7941 * regmove.c (gen_add3_insn): Move to optabs.c, export from
7942 there, prototype in expr.h.
7943 * gencodes.c: Cleanup: zap global variables, don't use
7944 printf where puts will do, don't bother defining MAX_INSN_CODE
7945 which nothing uses, let CODE_FOR_nothing get its value implicitly.
7947 * genemit.c, genopinit.c: Include optabs.h in generated file.
7948 * genoutput.c: Include insn-codes.h in generated file.
7949 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
7950 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
7951 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
7952 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
7953 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
7954 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
7956 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
7957 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
7958 config/m88k/m88k.c, config/sparc/sparc.c:
7960 * reload.c: Include expr.h and optabs.h before reload.h.
7961 * config/alpha/alpha.c: Include tree.h before reload.h.
7962 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
7963 and reload.h in that order.
7964 * config/sparc/sparc.c: Include debug.h.
7965 * recog.c: Include insn-codes.h.
7967 2001-08-13 Andreas Jaeger <aj@suse.de>
7969 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
7972 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
7974 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
7975 * gcc.c (init_spec): Fix typo in comment.
7976 * varasm.c (data_section): Fix typo in comment.
7978 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
7980 * predict.c (dump_prediction): New argument "USED".
7981 (combine_predictions_for_insn): Determine the used heuristics,
7982 output the case no heuristic applied.
7983 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
7985 2001-08-13 Andreas Jaeger <aj@suse.de>
7987 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
7990 2001-08-13 Kazu Hirata <kazu@hxi.com>
7992 * jump.c: Fix formatting.
7994 2001-08-13 Kazu Hirata <kazu@hxi.com>
7996 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
7999 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
8001 * loop.c (check_dbra_loop): Use condjump_label to compute
8004 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
8005 to better document the files they're in.
8007 2001-08-12 Zack Weinberg <zackw@panix.com>
8009 * recog.h (struct insn_operand_data): Shrink 'mode' field
8012 2001-08-12 Kazu Hirata <kazu@hxi.com>
8014 * gcc.c: Fix comment formatting.
8015 * gccspec.c: Likewise.
8018 * genemit.c: Likewise.
8019 * gengenrtl.c: Likewise.
8020 * genrecog.c: Likewise.
8021 * gensupport.c: Likewise.
8022 * ggc-page.c: Likewise.
8023 * global.c: Likewise.
8024 * graph.c: Likewise.
8025 * ifcvt.c: Likewise.
8026 * integrate.c: Likewise.
8028 * libgcc2.c: Likewise.
8030 * mbchar.c: Likewise.
8031 * optabs.c: Likewise.
8032 * predict.c: Likewise.
8033 * prefix.c: Likewise.
8034 * profile.c: Likewise.
8035 * protoize.c: Likewise.
8037 * recog.c: Likewise.
8038 * regclass.c: Likewise.
8039 * regmove.c: Likewise.
8040 * reg-stack.c: Likewise.
8041 * reload1.c: Likewise.
8042 * resource.c: Likewise.
8043 * rtlanal.c: Likewise.
8046 2001-08-12 Kazu Hirata <kazu@hxi.com>
8048 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
8049 a tree representing a constant is passed to the macro.
8051 2001-08-12 Richard Henderson <rth@redhat.com>
8053 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
8054 (rs6000_elf_asm_out_destructor): New.
8055 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
8056 (DTORS_SECTION_ASM_OP): Remove.
8057 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8058 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
8060 2001-08-12 David Edelsohn <edelsohn@gnu.org>
8063 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8064 * gcc.c (set_collect_gcc_options): New function, split out from
8066 Ignore elided switches.
8067 (do_spec_1): Invoke before executing command.
8068 (set_input): Export.
8069 Move declaration ...
8070 * gcc.h (set_input): ... here.
8071 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8074 2001-08-12 Richard Henderson <rth@redhat.com>
8076 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
8077 thinko wrt TARGET_RELOCATABLE.
8079 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
8081 * fix-header.c (cb_file_change): Update prototype.
8083 2001-08-11 Zack Weinberg <zackw@panix.com>
8085 * toplev.c (set_float_handler): Make static.
8086 * toplev.h: Don't prototype set_float_handler.
8088 * simplify-rtx.c: Don't include setjmp.h.
8089 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
8091 (simplify_unary_operation, simplify_binary_operation): Use them,
8092 via do_float_handler.
8094 * fold-const.c: Don't include setjmp.h.
8095 (exact_real_inverse_1): New function.
8096 (exact_real_inverse): Use it, via do_float_handler.
8098 * varasm.c: Don't include setjmp.h.
8099 (assemble_real_1): New function.
8100 (assemble_real): Use it, via do_float_handler.
8101 Call internal_error if we get a trap here.
8103 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
8104 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
8106 2001-08-11 Zack Weinberg <zackw@panix.com>
8108 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
8109 STACK_BOUNDARY if not already defined.
8111 * calls.c, function.c, reload1.c, explow.c: Don't default
8112 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
8113 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
8115 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
8118 * doc/tm.texi: Document that STACK_BOUNDARY is required;
8119 clarify difference between it and PREFERRED_STACK_BOUNDARY.
8121 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8123 * cppmacro.c (enter_macro_context): Push macro expansions even
8126 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8128 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
8129 (rs6000_elf_section_type_flags): Actually return a value.
8131 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8133 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
8134 Clean up code: add missing comments and prototypes, fix warnings,
8135 remove obsolete code, fix spacing to conform to coding style.
8137 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8139 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
8140 and TARGET_ASM_CLOSE_PAREN.
8141 (regclass_map): CC register belongs to class NO_REGS.
8142 (legitimize_pic_address): Don't generate unnecessary moves
8143 (to avoid confusing loop optimization).
8144 (check_and_change_labels): Replace jump_long by indirect_jump.
8145 (s390_final_chunkify): Don't start a new literal pool on section
8146 switch in 64-bit code.
8147 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
8149 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
8150 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
8151 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
8153 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
8154 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
8155 (CONST_COSTS): Fixed incorrect costs.
8157 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
8158 Use emit_jump instead of emit_jump_insn (gen_jump).
8159 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
8160 (to avoid confusing flow analysis).
8161 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
8162 (casesi, casesi_jump): New.
8163 (jump_long): Removed. Functionality merged into indirect_jump.
8164 (indirect_jump): Accept address_operand, not just register_operand.
8165 (cjump_long, icjump_long): Use same logic as indirect_jump.
8166 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
8167 Fixed broken setjmp/longjmp handling.
8168 (do_builtin_setjmp_setup): Removed.
8170 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
8171 broken GNU as versions that don't accept .quad with large
8172 negative values. Use hexadecimal output instead.
8173 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
8174 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
8175 FUNCTION_EPILOGUE): Removed. Now in targetm.
8177 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
8179 * config/s390/fixdfdi.h: Add missing copyright statement.
8180 Fix type conflicts on 64-bit. Add missing SFmode routines.
8182 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
8185 2001-08-11 Richard Henderson <rth@redhat.com>
8187 * rtl.h (REG_EH_RETHROW): Remove.
8188 * rtl.c (reg_note_name): Update.
8189 * combine.c (distribute_notes): Don't check for it.
8191 2001-08-11 Richard Henderson <rth@redhat.com>
8193 * combine.c (distribute_notes): Place REG_SETJMP.
8195 2001-08-11 Richard Henderson <rth@redhat.com>
8197 * doc/extend.texi (Arrays and pointers implementation): Discourage
8198 relying on sign-extension of pointers.
8200 2001-08-11 H.J. Lu <hjl@gnu.org>
8202 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
8204 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
8205 RDATA_SECTION_ASM_OP.
8207 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8209 * doc/install.texi (Specific, c4x): Fix cross-reference to the
8210 main manual to work both for info and HTML versions.
8212 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8213 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8215 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
8216 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
8217 (struct cpp_pool): New member first.
8218 * cppinit.c (append_include_chain): Plug memory leaks.
8219 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
8220 Allocate pragma structures from the (aligned) macro pool to
8221 avoid leaking memory.
8222 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
8223 so we don't leak memory.
8224 * hashtable.c (ht_destroy): New.
8225 * hashtable.h (ht_destroy): New.
8227 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8228 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8230 * c-lex.c (map): Make const.
8231 (cb_file_change): Update for callback passing a line map.
8232 Don't assume we have a previous map. Remove sanity check
8233 about popping too many files.
8234 * cpperror.c (print_location): Make map const.
8235 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
8236 (cpp_make_system_header): Similarly.
8237 (search_from): Similarly.
8238 (_cpp_execute_include): Don't remember where we came from.
8239 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
8240 (struct cpp_reader): Make map const.
8241 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
8242 * cpplib.c (do_line): Update; line maps now hold sysp.
8243 (cpp_push_buffer): Similarly.
8244 (_cpp_do_file_change): Similarly; callback with map instead.
8245 (cpp_get_line_maps): Constify return value.
8246 (_cpp_pop_buffer): Update.
8247 * cpplib.h (struct cpp_file_change): Remove.
8248 (struct cpp_callbacks): Update.
8249 (cpp_get_line_maps): Constify return value.
8250 * cppmacro.c (_cpp_create_definition): Update.
8251 * cppmain.c (struct printer): Constify map.
8252 (maybe_print_line): Similarly.
8253 (print_line): Similarly. Deduce flags 1 and 2 here.
8254 (cb_file_change): Update.
8255 * line-map.c (free_line_maps): Warn regardless.
8256 (add_line_map): Return pointer to const. When passed NULL to_file
8257 with LC_LEAVE, use the obvious values for the return point so the
8258 caller doesn't have to figure them out.
8259 (lookup_line): Return pointer to const.
8260 (print_containing_files): Take pointer to const.
8261 * line-map.h (struct line_map): New members reason, sysp.
8262 (add_line_map): Return pointer to const.
8263 (lookup_line): Similarly.
8264 (print_containing_files): Take pointer to const.
8266 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
8267 Richard Henderson <rth@redhat.com>
8269 * regmove.c (regmove_optimize): Avoid setting a register twice in
8272 2001-08-10 Richard Henderson <rth@redhat.com>
8274 * doc/extend.texi (Arrays and pointers implementation): Document
8275 behavior of pointer/integer conversion.
8277 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
8279 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
8281 2001-08-10 Richard Henderson <rth@redhat.com>
8283 * doc/extend.texi (C Implementation): New chapter.
8284 * doc/gcc.texi (Top): Link it in.
8286 2001-08-10 Andrew Cagney <ac131313@redhat.com>
8288 * doc/install.texi (Specific): Fix CVS merge botch.
8290 2001-08-10 Richard Henderson <rth@redhat.com>
8292 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
8293 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
8295 2001-08-10 Zack Weinberg <zackw@stanford.edu>
8297 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
8298 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
8299 this macro is now required.
8301 * cselib.c (cselib_process_insn), flow.c (propagate_block),
8302 loop.c (find_and_verify_loops), reload.c (reload): Check
8303 for rtx code of CALL_INSN, not CALL, when deciding if we
8304 need to check for REG_SETJMP note.
8306 * gcse.c (compute_hash_table, compute_store_table): Update
8307 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
8310 * config/avr/avr.c: Fix typo.
8311 * config/convex/convex.c (expand_movstr): Use adjust_address.
8312 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
8314 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
8315 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
8317 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
8318 Do define STACK_BOUNDARY.
8319 * config/i370/i370.c: Include expr.h.
8320 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
8321 config/pa/som.h, config/v850/v850.h: Take in_ctors and
8322 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
8323 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
8324 * config/m88k/m88k.c: Include c-tree.h after expr.h.
8325 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
8326 * config/romp/romp.c: Include expr.h after tree.h.
8328 (output_fpop): Use xmalloc, not oballoc.
8329 * config/we32k/we32k.c: Include expr.h.
8331 2001-08-10 Kazu Hirata <kazu@hxi.com>
8333 * config/h8300/h8300.h: Fix formatting.
8335 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8337 * c-common.h (RETURN_NULLIFIED_P): Lose.
8338 * c-semantics.c (genrtl_return_stmt): Don't check it.
8340 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8342 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
8343 (mips_annotate_frame_insn): New function.
8344 (mips_emit_frame_related_store): New function.
8345 (save_restore_insns): Don't mark instructions that set up the base
8346 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
8347 the store instructions instead.
8348 (mips_expand_prologue): If the stack size is moved into a temporary
8349 register, do not mark that move as frame-related. Add a
8350 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
8352 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8354 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
8355 stack slot as unchanging if current_function_calls_eh_return.
8357 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8359 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
8360 access the second half of the TFmode scratch operand.
8362 2001-08-10 Anthony Green <green@redhat.com>
8364 * java/class.c (emit_register_classes): Conditionalize code on
8367 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8369 * doc/install.texi (Specific, avr): Fix cross-reference to the
8370 main manual to work both for info and HTML versions.
8372 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8374 * stmt.c (expand_null_return_1): Remove code to generate simple returns
8375 and "use_goto" argument.
8376 (expand_null_return, expand_value_return): Update all callers.
8377 * function.c (expand_function_end): Remove code to generate simple
8379 * config/vax/vax.md (epilogue): New expander for function return.
8380 * doc/md.texi (epilogue): Remove "if defined".
8382 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8384 * Makefile.in: Partially revert my previous change:
8385 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
8386 of the hashtab.o and safe-ctype.o rules.
8388 2001-08-09 Richard Henderson <rth@redhat.com>
8390 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
8391 (USE_COLLECT2): Remove duplicate definition.
8392 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
8393 (use_collect2): Remove dead code.
8394 * configure.in (use_collect2): Remove will_use_collect2 and
8395 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
8396 * configure: Rebuild.
8398 * target.h (targetm.asm_out.constructor): New.
8399 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
8400 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
8401 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
8402 * varasm.c (in_ctors, in_dtors): New.
8403 (assemble_constructor, assemble_destructor): Remove.
8404 (default_stabs_asm_out_destructor): New.
8405 (default_named_section_asm_out_destructor): New.
8406 (dtors_section, default_dtor_section_asm_out_destructor): New.
8407 (default_stabs_asm_out_constructor): New.
8408 (default_named_section_asm_out_constructor): New.
8409 (ctors_section, default_ctor_section_asm_out_constructor): New.
8410 * output.h: Update declarations.
8411 * c-decl.c (c_expand_body): Use target hooks instead of
8412 assemble_constructor and assemble_destructor.
8413 * profile.c (output_func_start_profiler): Likewise.
8414 * objc/objc-act.c (finish_objc): Likewise.
8415 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8416 for the constructor.
8417 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8419 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8420 (DTORS_SECTION_ASM_OP): Likewise.
8421 (__CTOR_LIST__): Use attribute section when possible.
8422 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8424 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8425 ASM_OUTPUT_CONSTRUCTOR.
8427 * config/darwin.c (machopic_asm_out_constructor): New.
8428 (machopic_asm_out_destructor): New.
8429 * config/darwin-protos.h: Update declarations.
8430 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8431 (ASM_OUTPUT_DESTRUCTOR): Remove.
8432 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8433 * config/nextstep.c (nextstep_asm_out_constructor): New.
8434 (nextstep_asm_out_destructor): New.
8435 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8436 (ASM_OUTPUT_DESTRUCTOR): Remove.
8437 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8438 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8439 ASM_OUTPUT_*STRUCTOR.
8440 * config/i386/aix386ng.h: Likewise.
8442 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8443 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8444 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8445 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8446 * config/lynx.h: Likewise.
8447 * config/netware.h: Likewise.
8448 * config/psos.h: Likewise.
8449 * config/alpha/alpha-interix.h: Likewise.
8450 * config/alpha/elf.h: Likewise.
8451 * config/arc/arc.h: Likewise.
8452 * config/arm/aof.h: Likewise.
8453 * config/arm/coff.h: Likewise.
8454 * config/arm/elf.h: Likewise.
8455 * config/c4x/c4x.h: Likewise.
8456 * config/h8300/h8300.h: Likewise.
8457 * config/i386/cygwin.h: Likewise.
8458 * config/i386/djgpp.h: Likewise.
8459 * config/i386/i386-coff.h: Likewise.
8460 * config/i386/i386-interix.h: Likewise.
8461 * config/i386/sco5.h: Likewise.
8462 * config/i386/vsta.h: Likewise.
8463 * config/i386/win32.h: Likewise.
8464 * config/i960/i960-coff.h: Likewise.
8465 * config/ia64/sysv4.h: Likewise.
8466 * config/m68hc11/m68hc11.h: Likewise.
8467 * config/m68k/coff.h: Likewise.
8468 * config/m68k/mot3300.h: Likewise.
8469 * config/m88k/m88k.h: Likewise.
8470 * config/mcore/mcore-pe.h: Likewise.
8471 * config/mcore/mcore.h: Likewise.
8472 * config/mips/elf.h: Likewise.
8473 * config/mips/elf64.h: Likewise.
8474 * config/mips/iris6.h: Likewise.
8475 * config/pa/pa64-hpux.h: Likewise.
8476 * config/rs6000/sysv4.h: Likewise.
8477 * config/sh/sh.h: Likewise.
8478 * config/sparc/litecoff.h: Likewise.
8480 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8481 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8482 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8483 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8484 (ASM_OUTPUT_DESTRUCTOR): Remove.
8485 * config/a29k/a29k.c: Move include of tree.h.
8486 * config/a29k/udi.h: Delete file.
8487 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8488 (vms_asm_out_destructor): New.
8489 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8490 (EXTRA_SECTION_FUNCTIONS): Likewise.
8491 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8492 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8493 * config/c4x/c4x.c: Move include of tree.h.
8494 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8495 (clix_asm_out_destructor): New.
8496 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8497 (ASM_OUTPUT_DESTRUCTOR): Remove.
8498 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8499 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8500 (TARGET_ASM_CONSTRUCTOR): New.
8501 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8502 (sco_asm_out_constructor): New.
8503 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8504 * config/i386/svr3gas.h: Remove stack grows up code.
8505 Remove code duplicated from i386/sysv3.h.
8506 (TARGET_ASM_CONSTRUCTOR): New.
8507 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8508 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8509 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8510 (TARGET_ASM_CONSTRUCTOR): New.
8511 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8512 (m68hc11_asm_out_destructor): New.
8513 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8514 (TARGET_ASM_DESTRUCTOR): New.
8515 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8516 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8517 config/svr3.h pertaining to section manipulation.
8518 * config/m68k/dpx2g.h: Remove #if 0 code.
8519 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8520 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8521 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8522 (TARGET_ASM_CONSTRUCTOR): New.
8523 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8524 (m88k_svr3_asm_out_constructor): New.
8525 (m88k_svr3_asm_out_destructor): New.
8526 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8527 (ASM_OUTPUT_DESTRUCTOR): Remove.
8528 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8529 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8530 * config/rs6000/aix.h: Likewise.
8531 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8532 * config/mips/vxworks.h: Likewise.
8533 * config/rs6000/lynx.h: Likewise.
8534 * config/sh/elf.h: Likewise.
8535 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8536 (DTORS_SECTION_ASM_OP): New.
8537 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8538 (ASM_OUTPUT_DESTRUCTOR): Remove.
8539 * config/sparc/sol2-sld-64.h: Likewise.
8540 * config/vax/vax.c (vms_asm_out_constructor): New.
8541 (vms_asm_out_destructor): New.
8542 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8543 (ASM_OUTPUT_DESTRUCTOR): Remove.
8544 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8546 * doc/tm.texi (@node Initialization): Update.
8548 2001-08-09 Richard Henderson <rth@redhat.com>
8550 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8551 (__do_global_dtors_aux): Use gp-relative static data to avoid
8552 one dynamic relocation.
8553 (__do_frame_setup): Register Java classes.
8554 * config/alpha/crtend.asm (__JCR_END__): New.
8556 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8558 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8559 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8560 (GEN, STAGESTUFF): Add new files.
8561 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8562 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8563 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8564 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8565 as well as insn-codes.h and insn-flags.h in config.h; and no
8566 extra headers in tconfig.h and hconfig.h.
8568 * gencodes.c: Eliminate code to generate predicate declarations
8569 or #defines for md-file constants.
8570 * genconstants.c, genpreds.c: New files.
8572 * i386.md: Re-order guard expressions such that TARGET_64BIT
8573 comes first, when this permits better optimization. Add
8574 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8575 why this is desirable.
8577 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8579 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8580 (find_fde_for_dso): Remove.
8581 (_Unwind_IteratePhdrCallback): New.
8582 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8583 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8585 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8587 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8588 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8590 2001-08-09 Graham Stott <grahams@redhat.com>
8592 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8593 (vis_no_unit): Use it.
8594 (visualize_no_unit): Add the insn only if room exists.
8596 2001-08-09 Graham Stott <grahams@redhat.com>
8598 * predict.c (estimate_probability): Replace magic numbers with
8599 appropriate enumeration.
8601 2001-08-09 Graham Stott <grahams@redhat.com>
8603 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8605 (EXTRACT_FLAGS): Likewise.
8607 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8609 * config/mips/mips.c (mips_legitimate_address_p): Check for
8610 CONST_INT in last patch.
8612 2001-08-08 Anthony Green <green@redhat.com>
8614 * java/class.c (emit_register_classes): Use assemble_jcr if
8615 possible. Keep the original mechanism as a fallback.
8616 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8617 and weak symbol support.
8618 * crtstuff.c (__JCR_LIST__): Define.
8619 (__JCR_END__): Define.
8620 (_Jv_RegiserClasses): Define weak symbol if possible.
8621 (__do_global_ctors_aux): Register classes for ELF targets with
8622 weak symbol support.
8624 2001-08-08 Kazu Hirata <kazu@hxi.com>
8626 * dbxout.c: Fix comment formatting.
8627 * dependence.c: Likewise.
8629 * diagnostic.c: Likewise.
8630 * dominance.c: Likewise.
8631 * doprint.c: Likewise.
8632 * dwarf2out.c: Likewise.
8633 * dwarfout.c: Likewise.
8634 * emit-rtl.c: Likewise.
8635 * except.c: Likewise.
8636 * explow.c: Likewise.
8637 * expmed.c: Likewise.
8640 * fold-const.c: Likewise.
8641 * function.c: Likewise.
8643 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8645 * global.c (retry_global_alloc): Avoid shadowing allocno.
8647 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8649 * except.c (remove_fixup_regions): Fix typo.
8651 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8653 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8654 unsigned HOST_WIDE_INT to avoid warning.
8655 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8656 * flow.c (set_block_for_new_insns): Likewise.
8658 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8660 * sibcall.c (return_value_pseudo): New static variable.
8661 (skip_copy_to_return_value): Handle return_value_pseudo.
8662 (call_ends_block_p): Ensure that return_value_pseudo is set.
8663 (optimize_sibling_and_tail_recursive_call): Discover the
8664 load of pseudo return value in alternate exit block.
8666 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8668 * calls.c (ECF_ALWAYS_RETURN): New constant.
8669 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8670 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8671 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8672 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8673 * rtl.c (reg_note_name): New name.
8674 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8676 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8678 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8680 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8682 * alias.c (get_alias_set): Return a previously calculated
8683 alias set for a VAR_DECL.
8684 * function.c (gen_mem_addressof): Calculate the alias set before
8687 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8689 * predict.def: Set hitrates according our experimental run.
8691 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8693 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8695 2001-08-08 H.J. Lu <hjl@gnu.org>
8697 * config/mips/mips.c (mips_unique_section): New. Copied from
8700 * config/mips/mips-protos.h (mips_unique_section): New
8703 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8705 * config/mips/little.h: New. Generic little endian mips
8706 targets. Only mips*-*-linux* is converted to use it so far.
8708 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8709 (WCHAR_TYPE): Defined
8710 (WCHAR_TYPE_SIZE): Likewise.
8711 (INIT_SUBTARGET_OPTABS): Likewise.
8712 (BSS_SECTION_ASM_OP): Likewise.
8713 (SBSS_SECTION_ASM_OP): Likewise.
8714 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8715 (ASM_DECLARE_OBJECT_NAME): Likewise.
8716 (UNIQUE_SECTION): Likewise.
8717 (EXTRA_SECTIONS): Likewise.
8718 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8719 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8720 (ASM_OUTPUT_DEF): Likewise.
8721 (HANDLE_SYSV_PRAGMA): Removed.
8722 (NO_IMPLICIT_EXTERN_C): Likewise.
8723 (TARGET_MEM_FUNCTIONS): Likewise.
8724 (STARTFILE_SPEC): Likewise.
8725 (ENDFILE_SPEC): Likewise.
8726 (LIB_SPEC): Likewise.
8727 (INVOKE__main): Likewise.
8728 (CTOR_LIST_BEGIN): Likewise.
8729 (CTOR_LIST_END): Likewise.
8730 (DTOR_LIST_BEGIN): Likewise.
8731 (DTOR_LIST_END): Likewise.
8732 (SET_ASM_OP): Likewise.
8733 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8734 (ASM_OUTPUT_DEF): Likewise.
8735 (ASM_OUTPUT_IDENT): Likewise.
8737 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8738 (CPLUSPLUS_CPP_SPEC): Likewise.
8739 (ASM_APP_ON) Redefine only if not defined.
8740 (ASM_APP_OFF): Likewise.
8741 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8742 (ASM_OUTPUT_IDENT): Likewise.
8744 * config.gcc: Update tm_file for Linux/mips.
8746 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8748 * cselib.c (cselib_record_sets): If insn is predicated, turn
8749 sources into IF_THEN_ELSEs.
8751 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8752 Turn into define_insn_and_split.
8754 * sched-deps.c: Include "cselib.h".
8755 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8756 Use cselib to turn memory addresses into VALUEs.
8757 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8758 * sched-int.h (struct sched_info): New member USE_CSELIB.
8759 * sched-ebb.c (ebb_sched_info): Initialize it.
8760 * sched-rgn.c (rgn_sched_info): Likewise.
8761 * Makefile.in (sched-deps.o): Update dependencies.
8763 * cselib.h (cselib_subst_to_values): Declare.
8764 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8765 that have no value and autoincs to be handled by generating a new
8768 2001-08-08 Graham Stott <grahams@redhat.com>
8770 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8771 within fixed length SEQUENCE.
8773 2001-08-08 Graham Stott <grahams@redhat.com>
8775 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8776 (diagnostic_prefixing_rule): Likewise.
8777 (diagnostic_line_cutoff): Likewise.
8778 (diagnostic_kind_count): Likewise.
8780 2001-08-08 Graham Stott <grahams@redhat.com>
8782 * alias.c (find_base_decl): Delete redundent assignment.
8784 2001-08-08 Graham Stott <grahams@redhat.com>
8786 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8787 (abs): Uppercase and paranthesize macro parameter.
8788 (MEM_DEPENDENCY): Add whitespace.
8790 2001-08-08 Graham Stott <grahams@redhat.com>
8792 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8793 failure check for CONST_INT
8795 2001-08-08 Graham Stott <grahams@redhat.com>
8797 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8798 (libcall_dead_p): Likewise.
8800 (mark_used_regs): Constify fmt.
8801 (find_use_as_address): Likewise.
8803 2001-08-08 Graham Stott <grahams@redhat.com>
8805 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8808 2001-08-08 Graham Stott <grahams@redhat.com>
8810 * combine.c (combine_simplify_rtx): Update comment and
8811 remove erroneous test.
8813 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8815 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8816 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8817 take care to avoid multiple no-newline at EOF warnings in that
8820 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8822 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8823 (emit_library_call_value_1): Likewise.
8824 (emit_call_1): Emit REG_SETJMP note.
8825 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8827 * cselib.c (cselib_process_insn): Likewise.
8828 * flow.c (propagate_block): Likewise.
8829 * loop.c (find_and_verify_loops): Likewise.
8830 * reload.c (find_equiv_regs): Likewise.
8831 * reload1.c (reload): Likewise.
8832 * resource.c (mark_referenced_resources,
8833 mark_set_resources): Likewise.
8834 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8835 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8836 * haifa-sched.c (unlink_other_notes): Likewise.
8837 (reemit_notes): Likewise.
8838 * sched-ebb.c (sched_ebb): Likewise.
8839 * sched-rgc.c (sched_region): Likewise.
8840 * rtl.c (note_insn_name): Likewise.
8841 (reg_note_name): Add REG_SETJMP
8842 * rtl.h (reg_note): Add REG_SETJMP.
8843 (insn_note): Remove NOTE_INSN_SETJMP.
8845 * profile.c (branch_prob): Add fake edges for setjmp.
8847 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8849 * config.gcc: Quote target_cpu_default2 correctly for
8850 powerpc*-*-* targets.
8852 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8854 * cpplib.h, line-map.h: Update comments.
8855 * cppmain.c (printer_init): Move inline.
8856 (maybe_print_line, print_line): Take a map pointer.
8857 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
8858 (cb_file_change): Don't use prior value of print.map.
8860 2001-08-07 David Edelsohn <edelsohn@gnu.org>
8862 * doc/install.texi: Document fine-grained multilib configuration.
8864 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8866 * rtlanal.c (find_first_parameter_load): Call note_stores
8867 only on the instructions.
8869 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8871 * alias.c (nonlocal_mentioned_p):
8872 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
8873 * calls.c (emit_call_1): Likewise.
8874 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
8875 * cselib.c (cselib_process_insn): Likewise.
8876 * df.c (df_insns_modify): Likewise.
8877 * flow.c (need_fake_edge_p): Likewise.
8878 (propagate_one_insn): Likewise.
8879 * haifa-sched.c (reemit_notes): Likewise.
8880 * integrate.c (copy_insn_list): Likewise.
8881 * jump.c (delete_prior_computation): Likewise.
8882 * local-alloc.c (validate_equiv_mem): Likewise.
8883 * loop.c (scan_loop): Likewise.
8884 * predict.c (estimate_probability): Likewise.
8885 * reload.c (reload): Likewise.
8886 * sched-deps (sched_analyze): Likewise.
8887 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
8888 * gcse.c (compute_hash_table): Likewise.
8889 (mark_call): Likewise.
8890 (store_killed_in_insn): Likewise.
8892 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
8894 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
8896 2001-08-06 Richard Henderson <rth@redhat.com>
8898 * varasm.c (assemble_gc_entry): Remove.
8899 * output.h: Likewise.
8901 2001-08-06 Richard Henderson <rth@redhat.com>
8903 * varasm.c (assemble_constructor): Take a symbol_ref and a
8904 priority instead of a bare string. Move priority handling
8905 here from cp/decl2.c.
8906 * output.h: Update decls.
8908 * c-decl.c (c_expand_body): Update calls to assemble_constructor
8909 and assemble_destructor.
8910 * profile.c (output_func_start_profiler): Likewise.
8911 * objc/objc-act.c (finish_objc): Likewise.
8912 (build_module_descriptor): Return the symbol not the symbol name.
8914 2001-08-06 David Edelsohn <edelsohn@gnu.org>
8916 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
8917 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
8918 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
8919 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
8920 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
8921 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
8923 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8925 * cpperror.c (print_containing_files): Moved to line-map.c.
8926 (print_location): line-map.c handles re-listing or otherwise.
8927 * cpphash.h (struct lexer_state): Remove next_bol.
8928 (struct cpp_buffer): Remove include_stack_listed.
8929 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8930 Remove faked buffer handling.
8931 (_cpp_do_file_change): Tweak.
8932 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
8933 * cppmain.c (struct printer): Remove filename.
8934 (print_line, cb_file_change): Update accordingly.
8935 * line-map.c: Include intl.h.
8936 (init_line_maps): Initialize last_listed.
8937 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
8938 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
8939 (print_containing_files): New.
8940 * line-map.h (struct line_maps): New member last_listed.
8941 (print_containing_files, INCLUDED_FROM): New.
8942 * Makefile.in: Update.
8943 * po/POTFILES.in: Add line-map.c.
8945 2001-08-06 Richard Henderson <rth@redhat.com>
8947 * except.c (convert_from_eh_region_ranges_1): Never mark
8948 USE or CLOBBER insns as throwing.
8950 * expr.c (store_constructor): Don't clobber memory targets.
8952 2001-08-06 Andreas Jaeger <aj@suse.de>
8954 * profile.c (branch_prob): Remove unused variable insn.
8956 * Makefile.in (local-alloc.o): Add dependency on except.h.
8958 * local-alloc.c: Include except.h for can_throw_internal prototype.
8960 2001-08-06 Richard Henderson <rth@redhat.com>
8962 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
8963 * function.c (expand_main_function): Implement it.
8964 * doc/tm.texi: Document it.
8966 2001-08-06 Stan Shebs <shebs@apple.com>
8968 * doc/install.texi: Document powerpc-*-darwin* details.
8970 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
8972 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
8973 (ASM_CPU_SPEC): Move back to rs6000.h
8974 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
8976 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
8978 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
8981 * config/rs6000/linux64.h: Ditto.
8983 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8984 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
8987 Remove accidently readded definitions of FUNCTION_PROLOGUE,
8988 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
8990 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
8993 2001-08-05 Richard Henderson <rth@redhat.com>
8995 * local-alloc.c (update_equiv_regs): Do not move insns that
8998 2001-08-05 Jan Hubicka <jh@suse.cz>
9000 * Makefile.in (reload1.o): Add dedendancy on except.h
9001 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
9003 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
9004 indicating wehther edges has been cleaned up.
9005 * reload1.c: Inlucde except.h
9006 (fixup_abnormal_edges): Accept deleted insns.
9007 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
9010 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9012 * cpplib.c (do_line): Correct line number after pop_buffer.
9014 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9016 PR preprocessor/3824
9017 * line-map.c: Update comments.
9018 * line-map.h: Update comments.
9019 * tradcif.y: Don't consider large numbers unsigned.
9021 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9023 PR preprocessor/3081
9024 * c-lex.c (map): New.
9025 (cb_file_change): Update map and use it.
9026 (cb_def_pragma, cb_define, cb_undef): Use map and line.
9027 (c_lex): Update to use map.
9028 * cpperror.c (print_location): Move to using logical line numbers.
9029 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
9030 (cpp_make_system_header): Similarly.
9031 (_cpp_execute_include): Stop line numbering hacks. Store the
9032 line we will return to.
9033 * cpphash.h (CPP_BUF_LINE): Remove.
9034 (struct cpp_buffer): Remove lineno and pseudo_newlines.
9035 Add map and return_to_line.
9036 (_cpp_do_file_change): Update.
9037 * cppinit.c (cpp_start_read): Update line kludge.
9038 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
9039 (trigraph_ok): Use logical line numbers for diagnostics.
9040 (skip_block_comment): Likewise.
9041 (skip_whitespace): Likewise.
9042 (skip_line_comment): Use pfile->line instead.
9043 (_cpp_lex_token): Update to use logical line numbering exclusively.
9044 Handle BOL locally. Accept new lines in directives, but keep
9045 pfile->line decremented. Diagnostics use logical lines. Update
9047 * cpplib.c (SEEN_EOL): New.
9048 (skip_rest_of_line, check_eol): Use it.
9049 (end_directive): Increase line number when accepting the newline
9050 at the end of a directive.
9051 (run_directive): Simplify.
9052 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
9053 (_cpp_do_file_change): Update to take buffer line number as an
9054 argument, and store the current map in the cpp_reader. Remove
9055 line number kludges.
9056 (_cpp_do__Pragma): Restore output position after a _Pragma.
9057 (cpp_push_buffer): Don't set output line or lineno.
9058 (_cpp_pop_buffer): Transfer more info from a faked buffer.
9059 Remove line kludge. Set output_line.
9060 * cppmacro.c (builtin_macro): Update handling of __LINE__.
9061 (parse_arg): Use logical lines.
9062 (save_lookahead_token): Save EOFs too now.
9063 * cppmain.c (struct printer): Fix comments.
9064 (printer_init): Simplify, let caller do errors.
9065 (scan_translation_unit, check_multiline_token, dump_macro): Update.
9066 (maybe_print_line): Simplify.
9067 (print_line): Don't print a linemarker if -P.
9068 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
9069 (cb_file_change): Simplify.
9070 * line-map.h (LAST_SOURCE_LINE): Fix.
9071 (CURRENT_LINE_MAP): New.
9073 2001-08-05 Bernd Schmidt <bernds@redhat.com>
9075 * doloop.c (doloop_modify_runtime): Properly compute number of
9076 iterations if loop was unrolled.
9078 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
9079 if their CSELIB_VAL_PTRs are.
9081 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
9082 (setup_spill_pointers): Initialize it.
9083 (spill_restore_mem): Set it.
9084 (do_spill, do_restore): Use it to add REG_INC note.
9085 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
9087 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
9088 asms if other insns are available.
9090 * config/ia64/ia64.c (condop_operator): New predicate.
9091 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
9092 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
9095 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
9096 temporary register than directly using a MEM.
9098 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9100 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
9101 parameter in last change.
9103 2001-08-04 Zack Weinberg <zackw@panix.com>
9105 * sparc.md: Don't use #if inside C test expression.
9107 2001-08-04 Richard Henderson <rth@redhat.com>
9109 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
9111 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
9113 * cpphash.h (struct cpp_reader): New member directive_line.
9114 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
9115 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
9116 do_pragma): Pass line to callbacks.
9117 (start_directive): Record line of directive.
9118 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
9119 cb_include): Similarly.
9120 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
9123 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9125 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
9128 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9130 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
9132 * reload1.c (fixup_abnormal_edges): New static function.
9135 * flow.c (need_fake_edge_p): New function.
9136 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
9137 avoid call insn to be very last insn in the insn stream.
9139 * profile.c (branch_prob): Call flow_call_edges_add instead of
9140 doing that by hand; cleanup cfg to re-merge basic blocks once
9143 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9145 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
9146 are also on line-map.h.
9147 * cppfiles.c (stack_include_file): Update.
9148 * cpphash.h (struct cpp_buffer): New member return_at_eof.
9149 (_cpp_pop_buffer): New.
9150 * cppinit.c (cpp_destroy, cpp_finish): Update.
9151 (do_includes): Mark each buffer to return at EOF.
9152 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
9153 return as requested.
9154 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
9155 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
9156 * cpplib.h (cpp_pop_buffer): Remove.
9157 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
9158 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
9160 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
9162 (do_preprocessing): Update.
9163 * fix-header.c (read_scan_file): Update. No need to pop buffers.
9164 * c-parse.in (_yylex): Similarly.
9165 * scan-decls.c (scan_decls): Similarly.
9166 * line-map.h: Update comments.
9168 * objc/Make-lang.in (objc-act.o): Update dependencies.
9170 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9172 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
9173 and soft register for operand 0.
9174 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
9176 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9178 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
9179 register for operand 0.
9180 ("bitcmpqi_z_used"): Allow memory for operand 0.
9181 (split "bitcmpqi"): New split to handle address reg as operand 1.
9183 2001-08-04 Andreas Jaeger <aj@suse.de>
9185 * gcse.c: Revert Daniel's last patch.
9187 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9189 * sparc-protos.h: Add prototypes for fp_zero_operand and
9191 * sh-protos.h: Add prototype for fpul_operand.
9193 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9195 * doc/extend.texi (Other Builtins): Fix typo in last change.
9197 2001-08-03 Richard Henderson <rth@redhat.com>
9199 * target.h (gcc_target): Add asm_out.named_section,
9200 section_type_flags, have_named_sections.
9201 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
9202 (TARGET_HAVE_NAMED_SECTIONS): New.
9203 (TARGET_SECTION_TYPE_FLAGS): New.
9205 * Makefile.in (toplev.o): Depend on TARGET_H.
9206 (varasm.o, dbxout.o): Likewise.
9207 * c-common.c (decl_attributes): Check targetm.have_named_sections
9208 instead of ifdef ASM_OUTPUT_SECTION_NAME.
9209 * dbxout.c (dbxout_function_decl): Likewise.
9210 (dbxout_function_end): Likewise.
9211 * toplev.c (compile_file): Likewise.
9212 * varasm.c (exception_section): Likewise.
9213 * cp/decl2.c (finish_objects): Likewise.
9215 * defaults.h (EH_FRAME_SECTION): Remove.
9216 (EH_FRAME_SECTION_ASM_OP): Remove.
9217 (EH_FRAME_SECTION_NAME): New.
9218 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
9219 (UNIQUE_SECTION_P): Remove.
9220 * dwarf2out.c (SECTION_FORMAT): Remove.
9221 (ASM_OUTPUT_SECTION): Remove.
9222 (output_call_frame_info): Use named_section_flags.
9223 (output_comp_unit, dwarf2out_start_source_file): Likewise.
9224 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
9225 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
9226 * varasm.c (in_eh_frame, eh_frame_section): Remove.
9227 (named_section_flags): New.
9228 (named_section): Use it and targetm.section_type_flags.
9229 (resolve_unique_section): New.
9230 (assemble_start_function): Use it.
9231 (asm_emit_uninitialised, assemble_variable): Likewise.
9232 (default_section_type_flags): New.
9233 (default_no_named_section, default_elf_asm_named_section): New.
9234 (default_coff_asm_named_section, default_pe_asm_named_section): New.
9235 * output.h: Update varasm.c decls.
9236 (SECTION_*): New flags.
9238 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
9239 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
9241 * config/elfos.h (UNIQUE_SECTION_P): Remove.
9242 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
9243 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
9244 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9245 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
9246 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
9247 * config/mips/elf.h, config/mips/elf64.h: Likewise.
9248 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
9249 * config/pa/pa64-hpux.h,
9251 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
9252 (TARGET_ASM_NAMED_SECTION): New.
9253 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
9254 * config/alpha/vms.h, config/arm/coff.h: Likewise.
9255 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
9256 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
9257 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
9258 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
9259 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9260 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
9261 * config/i386/sco5.h, config/i386/win32.h: Likewise.
9262 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
9263 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
9264 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
9265 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
9266 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
9267 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
9268 * config/sparc/sysv4.h: Likewise.
9270 * config/nextstep.h: Error until named sections implemented.
9272 * config/a29k/a29k.c (a29k_asm_named_section): New.
9273 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
9274 (vms_section_type_flags, vms_asm_named_section): New.
9275 * config/arm/arm.c (arm_elf_asm_named_section): New.
9276 * config/avr/avr.c (asm_output_section_name): Remove.
9277 * config/avr/avr-protos.h: Update.
9278 * config/c4x/c4x.c (c4x_asm_named_section): New.
9279 * config/h8300/h8300.c (h8300_asm_named_section): New.
9280 * config/i386/i386.c (sco_asm_named_section): New.
9281 * config/i386/winnt.c (SECTION_PE_SHARED): New.
9282 (i386_pe_section_type_flags): New.
9283 (i386_pe_asm_named_section): New.
9284 * config/i386/i386-protos.h: Update.
9285 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
9286 * config/mcore/mcore.c (mcore_asm_named_section): New.
9287 * config/mips/mips.c (iris6_asm_named_section): New.
9288 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
9289 instead of UNIQUE_SECTION_P.
9290 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
9291 (xcoff_asm_named_section): New.
9292 * config/sh/sh.c (sh_asm_named_section): New.
9293 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
9295 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
9296 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
9297 (EH_FRAME_SECTION_NAME): New.
9298 (EXCEPTION_SECTION): New.
9299 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
9300 (DEBUG_*_SECTION): Remove.
9301 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
9302 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
9303 (EH_FRAME_SECTION_ASM_OP): Remove.
9305 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
9306 (ASM_OUTPUT_SECTION_NAME): Remove.
9307 (TARGET_ASM_NAMED_SECTION): New.
9308 (TARGET_HAVE_NAMED_SECTIONS): New.
9309 (TARGET_SECTION_TYPE_FLAGS): New.
9310 (EH_FRAME_SECTION_ASM_OP): Remove.
9311 (EH_FRAME_SECTION_NAME): New.
9313 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9315 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
9316 for complex expressions when cfun == 0.
9317 * doc/extend.texi: Document that __builtin_constant_p can be
9318 used in data initializers as well as functions.
9320 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
9322 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
9323 variable I locally, instead of expecting a declaration in the
9326 2001-08-03 Richard Henderson <rth@redhat.com>
9328 * except.c (collect_one_action_chain): Add an explicit cleanup
9329 action if regions surrounding a catch were encoded entirely
9330 within the call-site entry.
9332 2001-08-03 Richard Henderson <rth@redhat.com>
9334 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
9335 don't take REGNO of a non-register.
9337 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9339 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
9340 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
9341 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
9342 (__gthread_mutex_init_function): New function for mutex initialization.
9344 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9346 * Makefile.in: Revert screwed up commit.
9348 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9350 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
9351 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
9352 merged by linker script to get a final _exit().
9353 (__do_global_dtors): New for destructor handling in specific exit
9355 (__do_global_ctors): New for constructors in specific install section.
9356 (__map_data_section): Map data sections before running constructors.
9357 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
9358 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
9359 (DTORS_SECTION_ASM_OP): Likewise.
9360 (CTORS_SECTION_FUNCTION): Define to force a reference to
9362 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
9364 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9366 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
9368 * Makefile.in: Add df.h to gcse.c dependencies.
9370 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9372 * varasm.c (output_constant_def_contents): Use for the length of a
9373 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
9374 depending on which is larger.
9376 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9378 * gcse.c: Include df.h for use as a dataflow analyzer.
9380 Declaration of reg_set_info: gone.
9381 New df_analyzer variable used by store motion.
9382 (reg_set_info): Deleted.
9383 (mark_mem_regs): New function, analyze regs used by a mem.
9384 (store_ops_ok): Use dataflow analyzer results to determine if
9385 necessary regs are changed in the block.
9386 (find_moveable_store): Remove check for symbol ref, we can handle
9387 much more complex expressions now.
9388 (compute_store_table): Remove most of the code, it's unnecessary
9389 now that the dataflow analyzer records the info for us.
9390 (store_killed_after): Add parameter to say whether to do the
9391 store_ops_okay test, used to speed up testing when we already know
9392 the answer, and just want to know if the store itself was killed.
9393 (build_store_vector): Largely rewritten to calculate the various
9394 vectors properly, and somewhat optimized.
9395 (store_motion): Init the df_analyzer, get REG_DEF chains.
9396 Also handle trapping expressions (since mems almost always trap)
9397 (simple_mem): Redefine what a simple mem is.
9399 2001-08-03 DJ Delorie <dj@redhat.com>
9401 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
9402 set from a constant part of the condition.
9404 2001-08-01 Andrew Cagney <ac131313@redhat.com>
9406 * mkdeps.c (deps_add_default_target): Make local variable
9407 ``start'' a const char pointer.
9408 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
9410 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9412 * doc/install.texi (Configuration): Fix markup.
9413 (Specific, i?86-*-udk): Likewise.
9414 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9416 Document --enable-threads and --enable-libgcj status.
9417 (Specific, mips-sgi-irix*): Canonicalize triples.
9418 (Specific, mips-sgi-irix5): Warn about problems with this config.
9419 Mention required GNU as patch.
9420 Native assembler problems are fixed.
9421 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9422 Document --enable-threads and --enable-libgcj status.
9424 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9426 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9429 2001-08-03 Richard Henderson <rth@redhat.com>
9431 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9434 2001-08-03 Richard Henderson <rth@redhat.com>
9436 * rtlanal.c (find_first_parameter_load): Stop if we
9437 reach a CODE_LABEL at BOUNDARY.
9439 2001-08-03 Richard Henderson <rth@redhat.com>
9441 * config/alpha/alpha.md (force_movdi): New insn.
9442 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9443 Tweek FRP marking of VMS prologue insns.
9444 * config/alpha/vms.h (EPILOGUE_USES): New.
9446 2001-08-02 Richard Henderson <rth@redhat.com>
9448 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9450 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9452 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9453 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9454 config/convex/convex.h, config/d30v/d30v.c,
9455 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9456 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9457 config/mips/mips.h, config/mn10200/mn10200.h,
9458 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9459 config/v850/v850.h, config/vax/openbsd.h,
9460 config/vax/openbsd1.h, config/vax/ultrix.h,
9461 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9462 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9463 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9464 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9465 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9466 in comments and documentation.
9468 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9472 * Makefile.in (line-map.o): New.
9473 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9474 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9475 * cpperror.c (print_containing_files): Similarly.
9476 (print_location): Update. Don't output a space before _Pragma.
9477 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9478 (stack_include_filee, cpp_make_system_header): Update.
9479 (_cpp_execute_include): Get logical line number right for calling
9480 as-yet-unterminated #include.
9481 * cpphash.h (struct cpp_reader): Add line_maps.
9482 (_cpp_do_file_change): Update.
9483 * cppinit.c (cpp_create_reader): Initialize line maps.
9484 (cpp_destroy): Destroy line maps.
9485 (cpp_start_read): Get logical line number right.
9486 * cpplex.c (parse_string): Only warn once for multi-line strings.
9487 Use boolean variable for null warning.
9488 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9490 (do_include_common): End the directive early.
9491 (do_line): Don't warn about out-of-range lines in preprocessed
9492 source. Update. Remove unused variables.
9493 (_cpp_do_file_change): Update for new line mapping.
9494 (pragma_cb): New typedef.
9495 (cpp_register_pragma): Stop looking ahead before calling the
9497 (do_pragma_system_header): End directive early.
9498 (cpp_get_line_maps): New.
9499 (cpp_pop_buffer): Fudge logical line. Update.
9500 * cpplib.h: Include line-map.h
9501 (enum cpp_fc_reason): Remove.
9502 (struct cpp_file_change): Update.
9503 (cpp_get_line_maps): New.
9504 * cppmain.c (struct_printer): New member map.
9505 (cb_file_change): Update for new mappings.
9506 * fix-header.c (cb_file_change): Similarly.
9508 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9510 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9511 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9513 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9515 * config/vax/vax.c: include expr.h.
9517 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9519 * Makefile.in ($(srcdir)/configure): Only rebuild in
9521 ($(srcdir)/config.in): Only define in maintainer mode.
9522 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9524 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9526 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9528 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9530 * gcc.c (set_collect_gcc_options): New function, split out from
9532 Ignore elided switches.
9533 (do_spec_1): Invoke before executing command.
9534 (set_input): Export.
9535 Move declaration ...
9536 * gcc.h (set_input): ... here.
9537 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9540 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9543 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9545 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9547 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9549 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9550 for the unnamed instructions it expands to.
9552 2001-08-02 Richard Henderson <rth@redhat.com>
9554 * regclass.c (call_really_used_regs): Conditionally define.
9555 (init_reg_sets_1): Don't use it if not defined.
9556 (fix_register): Similarly, don't set it.
9558 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9560 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9561 Correct comment that had been missed in the previous change.
9563 2001-08-01 Stan Shebs <shebs@apple.com>
9565 * config/darwin.c (machopic_stub_name): Try matching by name.
9566 (update_stubs): New function.
9567 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9570 2001-08-01 Richard Henderson <rth@redhat.com>
9572 * except.c (output_function_exception_table): Use assemble_align.
9573 * varasm.c (assemble_eh_label): Remove.
9574 (assemble_eh_align, assemble_eh_integer): Remove.
9576 2001-08-01 Robert Lipe <robertl@caldera.com>
9578 * dwarfout.c: Remove reference to README.DWARF.
9580 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9582 * regclass.c (call_really_used_regs): New array for registers which
9583 are actually used by a call.
9584 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9586 (fix_register): Set call_really_used too.
9587 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9588 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9590 2001-08-01 Richard Henderson <rth@redhat.com>
9592 * read-rtl.c (read_name): Consider \r whitespace.
9594 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9596 * config.gcc: Recognize powerpc-*-netbsd*.
9598 * doc/install.texi (Host/target specific installation notes for
9599 GCC): Mention powerpc-*-netbsd*.
9601 * config/rs6000/netbsd.h: New file.
9602 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9603 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9604 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9605 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9606 (TARGET_VERSION): Redefine.
9608 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9609 mcall-netbsd as a match for mcall-sysv.
9610 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9611 (ncrti.S, ncrtn.S): New targets.
9612 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9614 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9615 "netbsd' as a V4 ABI.
9616 (ASM_SPEC): Check for -mcall-netbsd.
9617 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9618 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9619 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9620 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9621 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9622 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9623 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9625 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9626 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9628 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9630 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9631 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9632 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9633 including "unwind-pe.h".
9635 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9637 * rs6000.md (define_splits): Kill unused constraints.
9639 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9640 Jan Hubicka <jh@suse.cz>
9642 * function.c (thread_prologue_and_epilogue_insns): Kill code
9643 dealing with non-existent CFG.
9645 2001-08-01 Kazu Hirata <kazu@hxi.com>
9647 * alias.c: Fix comment formatting.
9648 * bitmap.c: Likewise.
9649 * builtins.c: Likewise.
9650 * calls.c: Likewise.
9651 * c-common.c: Likewise.
9652 * c-decl.c: Likewise.
9653 * c-dump.c: Likewise.
9654 * c-lex.c: Likewise.
9655 * collect2.c: Likewise.
9656 * combine.c: Likewise.
9657 * conflict.c: Likewise.
9658 * cppfiles.c: Likewise.
9659 * cppinit.c: Likewise.
9660 * cpplex.c: Likewise.
9661 * cpplib.c: Likewise.
9662 * cppmacro.c: Likewise.
9663 * cppspec.c: Likewise.
9664 * c-pragma.c: Likewise.
9665 * crtstuff.c: Likewise.
9667 * cselib.c: Likewise.
9668 * c-semantics.c: Likewise.
9669 * c-typeck.c: Likewise.
9671 2001-08-01 H.J. Lu <hjl@gnu.org>
9673 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9675 2001-08-01 H.J. Lu <hjl@gnu.org>
9677 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9679 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9681 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9682 contextualizing Objective-C class name lookup by the lexer.
9683 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9685 (protocoldef): Add support for forward @protocol declarations.
9686 (yylexname): Suppress ObjC class name lookup in certain contexts;
9687 re-enable after lookup is complete.
9688 (_yylex): Re-enable ObjC class name lookup when certain
9689 punctuation marks are seen.
9691 * objc/objc-act.c (check_protocol_recursively): New function used
9692 for finding circular dependencies in protocols.
9693 (objc_declare_protocols): New function for handling forward
9694 @protocol declarations.
9695 (receiver_is_class_object): Detect the case when 'self' is used
9696 inside of a class method.
9697 (build_message_expr): Issue a warning if class method is desired
9698 but instance method is found instead.
9699 (conforms_to_protocol): Streamline.
9700 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9701 protocol Foo, even if 'Bar foo' does not.
9702 (check_protocols): Streamline.
9703 (start_protocol): Add checks for circular and duplicate protocol
9705 (encode_aggregate_within): For typedefs of structs, encode the
9707 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9708 (objc_declare_protocols): New prototype.
9710 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9712 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9713 * cpplex.c (handle_newline): Update prototype. Maintain logical
9715 (skip_escaped_newlines, skip_block_comment, parse_string):
9717 (_cpp_lex_token): Update, and store token position within the token.
9718 * cpplib.h (struct cpp_token): Add line and column entries.
9719 * cppmacro.c (replace_args): Position stringified tokens correctly.
9721 2001-08-01 Andreas Jaeger <aj@suse.de>
9723 * basic-block.h: Add prototype for last_loop_beg_note.
9725 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9727 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9728 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9730 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9731 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9732 expand_decl_cleanup.
9733 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9735 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9736 operand while calling simple_cst_equal.
9737 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9738 operand is the cleanup expression, the third is the RTL_EXPR.
9739 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9741 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9743 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9745 2001-07-31 matthew green <mrg@eterna.com.au>
9747 * config.gcc (i386-*-netbsdelf): New description.
9748 * config/i386/netbsd-elf.h: New file.
9750 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9752 * loop.c (check_dbra_loop): Use single_set to compute
9755 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9757 PowerPC reorg and support for powerpc64-*-linux*.
9759 Also fixes emitting of constants on 32 bit and 64 bit
9762 * config.gcc: powerpc64-*-linux* is a new target.
9763 Things that needed aix.h now also include xcoff.h
9765 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9767 Move AIX specific stuff into aix.h.
9768 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9769 with more than just XCOFF now.
9770 (SET_ASM_OP): Remove, now defined where needed.
9771 (FUNCTION_PROLOGUE): New macro definition.
9772 (FUNCTION_EPILOGUE): New macro definition.
9773 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9775 * config/rs6000/xcoff.h: New file.
9777 * config/rs6000/linux64.h: New file.
9779 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9781 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9783 * rs6000.c (print_operand_address): Handle ELF syntax.
9784 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9785 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9786 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9788 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9790 * rs6000.c (rs6000_override_options): Only disable
9791 flag_function_sections for XCOFF.
9792 (exact_log2_cint_operand): New predicate.
9793 (reg_or_{add,sub}_cint64_operand): New predicates.
9794 (add_operand): Compare CONST_INT with fewer function calls.
9795 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9796 (print_operand, case 'p'): Ensure positive operand.
9797 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9798 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9799 (PREDICATE_CODES): Add new predicates.
9800 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9801 (divsi3, modsi3): Ensure positive power-of-2.
9802 (adddi3): Use new predicate. Split 32-bit constants more
9803 correctly. Re-arrange splitter to handle any constant.
9804 (subdi3): Use new predicate.
9805 (divdi3, moddi3): Ensure positive power-of-2.
9806 (movdi): Use rs6000_emit_set_const.
9807 (load_toc_v4_pic_di): Delete.
9809 2001-07-31 Graham Stott <grahams@redhat.com>
9811 * function.c (pad_below): Revert 2001-07-26 patch.
9813 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9815 * reg-stack (convert_regs_1): Fix best edge condition.
9817 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9819 * jump.c (duplicate_loop_exit_test): Better test for jumps
9820 entering the loop; create loop pre_header.
9822 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9824 * doc/install.texi: Add s390 and s390x as new targets.
9825 * doc/invoke.texi: Add documentation of S/390 and zSeries
9827 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9829 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9831 * config/m68k/m68k.md: Replace all general_operand with
9832 nonimmediate_operand for all destinations.
9833 * config/m68k/m68k.c (not_sp_operand): Likewise.
9835 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9837 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9839 2001-07-30 Richard Henderson <rth@redhat.com>
9841 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9842 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9844 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9846 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9847 Add missing doc strings
9848 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9849 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9851 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
9853 * i386.c (ix86_output_main_function_alignment_hack): New function.
9854 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
9856 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
9857 edges by EDGE_DFS_BACK flag.
9858 (dump_edge_info): Add dfs_back flag.
9859 * basic-block.h (EDGE_DFS_BACK): New constant.
9860 (mark_dfs_back_edges): Declare.
9861 * alias.c (loop_p): Remove.
9862 (mark_constant_function): Use mark_dfs_back_edges.
9864 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
9865 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
9866 (compensate_edge): Break out from ...
9867 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
9868 (convert_regs_2): Set block_done once block is really done;
9869 Do updating of the predecesors counts.
9871 * toplev.c (rest_of_compilation): Recompute block_for_insn
9872 before post-reload cfg_cleanup.
9873 * function.c (thread_prologue_epilogue_insns):
9874 Call set_block_for_new_insns when emitting prologue directly.
9876 2001-07-30 Andreas Jaeger <aj@suse.de>
9878 * jump.c: Add prototype for mark_modified_reg.
9880 * cse.c (set_live_p): Add unused attribute.
9882 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
9884 (scan_for_source_files): Use long for count to avoid overflow.
9885 (output_data): Likewise.
9886 (output_data): Don't use string concatatenation to silence gcc
9889 * predict.c: Fix typos and grammar.
9891 * gcse.c (insert_insn_end_bb): Remove unused variables.
9893 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
9895 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
9896 (attempt_auto_inc): LIkewise.
9897 (mark_used_reg): Likewise.
9898 (try_pre_increment_1): Likewise.
9899 * regclass.c (regclass): Likewise.
9900 * global.c (allocno_compare): Update comment; change scaling factor.
9901 * local-alloc.c (QTY_CMP_PRI): Likewise.
9902 * regs.h (REG_FREQ_FROM_BB): New.
9903 (REG_FREQ_MAX): Likewise.
9905 2001-07-30 H.J. Lu <hjl@gnu.org>
9907 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
9910 2001-07-30 H.J. Lu (hjl@gnu.org)
9912 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
9913 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9914 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
9916 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
9918 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
9919 as -mthumb-interwork when -mcpu=arm7 is specified.
9921 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9923 * predict.def (noreturn, loop branch, loop exit): Mark as first
9926 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
9928 * combine.c (try_combine): Avoid barrier after noop jumps.
9930 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9932 * cpphash.h (struct cpp_reader): Remove import_warning.
9933 * cpplib.c (skip_rest_of_line): Don't bother turning off
9935 (parse_include): Move include handling to...
9936 (do_include_common): ... here. Move import warning from...
9937 (do_import): ... here.
9938 (do_pragma_poison): Don't do a callback for poison identifiers.
9939 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
9940 * cppmain.c (setup_callbacks): Similarly.
9942 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9944 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
9945 handle multiple sets.
9946 * except.c (sjlj_mark_call_sites): .... here.
9947 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
9949 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9951 Suggested by Richard Henderson and Richard Kenner:
9952 * combine.c (recog_for_combine): Use the fake recog
9953 only if instruction does not match.
9954 * rtl.h (NOOP_MOVE_INSN_CODE): New.
9955 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
9957 * combine.c (try_combine): Discover noop jump as direct jump.
9959 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
9961 * df.c (df_rd_global_compute): Add successors to worklist, not
9963 (df_ru_global_compute): Ditto.
9965 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
9967 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
9968 increment REG_N_SETS.
9970 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
9972 * sbitmap.h: New prototype for sbitmap_a_xor_b.
9974 * sbitmap.c (sbitmap_a_xor_b): New function.
9975 ifdef the basic block stuff on IN_GCC.
9977 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9979 * cppexp.c (parse_defined): Always record the macro name.
9980 (lex): Don't worry about identifiers, or special-case
9982 (_cpp_parse_expr): Figure out at the end of the routine
9983 whether we saw a valid !defined() expression.
9984 * cppfiles.c (stack_include_file): Update for mi_valid.
9985 (_cpp_pop_file_buffer): Similarly.
9986 * cpplex.c (_cpp_lex_token): Similarly.
9987 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
9988 mi_if_not_defined, mi_lexed): Remove.
9990 * cpplib.c (do_if): Simplify.
9991 (do_endif, push_conditional, _cpp_handle_directive): Update
9992 for renaming of mi_state to mi_valid.
9994 * cpp.texi: Add index entries for digraphs, and add comment
9995 that C++ refers to them as alternative tokens.
9997 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
9999 * basic-block.h (CLEANUP_PRE_LOOP): New.
10000 * except.c (finish_eh_generation): Update call of cleanup_cfg.
10001 * sibcall.c (optimize_sibling_calls): Likewise.
10002 * toplev.c (rest_of_compilation): Likewise.
10003 * flow.c (try_forward_edges): Take argument MODE;
10004 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
10005 (try_optimize_cfg): Update call of try_forward_edges.
10007 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10008 Jan Hubicka <jh@suse.cz>
10010 * (validate_replace_rtx_1): Fix simplification of MINUS.
10012 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
10014 PR preprocessor/3669
10015 * cppinit.c (init_dependency_output): Turn off dump requests
10016 if sending dependencies to stdout.
10018 2001-07-28 Richard Henderson <rth@redhat.com>
10020 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
10023 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
10025 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
10027 2001-07-28 Kazu Hirata <kazu@hxi.com>
10029 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
10030 is VAR_DECL first to prevent an ICE.
10032 2001-07-28 Richard Henderson <rth@redhat.com>
10034 * varasm.c (immed_real_const_1): Don't elide special cases for
10036 (clear_const_double_mem): Clear const_tiny_rtx too.
10038 2001-07-28 Richard Henderson <rth@redhat.com>
10040 * dwarf2out.c (dw_val_class_offset): New.
10041 (struct dw_ranges_struct, dw_ranges_ref): New.
10042 (ranges_table, ranges_table_allocated): New.
10043 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
10044 (add_AT_offset, add_ranges, output_ranges): New.
10045 (print_die, output_die): Handle dw_val_class_offset.
10046 (attr_checksum, size_of_die, value_format): Likewise.
10047 (gen_lexical_block_die): Handle non-contiguous blocks.
10048 (gen_block_die): Likewise.
10049 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
10050 if needed. Dump the ranges table.
10051 * final.c (final_start_function): Remove unnecessary notes and
10052 rebuild the block tree before numbering the blocks.
10053 * function.c (reorder_blocks_0): Walk the existing block tree
10054 to unmark all blocks.
10055 (reorder_blocks_1): Create block fragments when duplicate block
10057 (reorder_fix_fragments): New.
10058 (reorder_blocks): Call it.
10059 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
10061 2001-07-28 Richard Henderson <rth@redhat.com>
10063 * emit-rtl.c (adjust_address): Make a copy of the memory address.
10065 2001-07-28 Richard Henderson <rth@redhat.com>
10067 * flow.c (add_to_mem_set_list): New function.
10068 (init_propagate_block_info): Use it.
10069 (mark_set_1): Likewise.
10070 (insn_dead_p): Canonicalize memory address for dead store
10071 comparison. Allow wider mode stores to kill narrower mode stores.
10072 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
10073 (invalidate_mems_from_set): Don't handle MEMs.
10075 2001-07-28 Kazu Hirata <kazu@hxi.com>
10077 * config/h8300/h8300.h: Fix formatting.
10079 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10081 * basic-block.h (EDGE_FREQUENCY): New macro.
10082 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
10084 * flow.c (find_sub_basic_blocks): Likewise.
10085 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
10086 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
10088 * predict.c (DEF_PREDICTOR): New argument FLAGS.
10089 (HITRATE): New macro.
10090 (PRED_FLAG_FIRST_MATCH): New constant.
10091 (predictor_info): New field flgags.
10092 (combine_predictions_for_insn): Use DS theory to combine
10093 probabilities; set the edge probabilities when finished.
10094 (estimate_probability): Avoid duplicated matches
10095 of LOOP_BRANCH heuristics for nested loops; update comment.
10096 * predict.def: Add flags for each prediction, set probabilities
10097 according to B&L paper.
10098 * predict.h (DEF_PREDICTOR): New argument FLAGS.
10100 * profile.c (compute_branch_probabilities): Cleanup way the edge
10101 probabilities are computed and REG_BR_PROB notes are dropped; if
10102 values does not match, emit error.
10103 (init_branch_prob): Do error instead of warning when profile driven
10104 feedback is missing or corrupt.
10106 2001-07-27 DJ Delorie <dj@redhat.com>
10108 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
10109 against a constant, try to adjust the compare to have the desired
10110 constant in it so that min/max optimizations happen more often.
10112 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10114 * flow.c (last_loop_beg_note): New function.
10115 (redirect_edge_and_branch): Use it.
10116 (split_edge): Likewise.
10118 * alias.c (loop_p): Avoid uninitialized memory access.
10120 * flow.c (try_forward_edges): Avoid accessing freed memory.
10122 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
10125 2001-07-26 Andrew Haley <aph@redhat.com>
10126 Joern Rennecke <amylaar@redhat.com>
10128 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
10129 (SUBTARGET_CPP_ENDIAN_SPEC): New.
10130 (SUBTARGET_CPP_SPEC): New.
10131 (CPP_SPEC): Remove.
10132 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
10133 (SUBTARGET_CPP_PTR_SPEC): New.
10134 (CPP_DEFAULT_CPU_SPEC): New.
10135 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
10136 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10137 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
10138 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10139 (SUBTARGET_CPP_SPEC): Define as an empty string.
10141 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10143 * doc/install.texi (Configuration): Properly link the host
10144 specific instructions also when generating HTML.
10146 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
10148 * flow.c (redirect_edge_and_branch_force): Test
10149 target->global_live_at_start.
10151 2001-07-26 Richard Henderson <rth@redhat.com>
10153 * simplify-rtx.c (avoid_constant_pool_reference): Export.
10154 * rtl.h (avoid_constant_pool_reference): Declare it.
10155 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
10156 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
10158 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10160 * rtl.h (cleanup_barriers): Declare.
10161 * jump.c (cleanup_barriers): New function.
10162 * toplev.c (rest_of_compilation): Call cleanup_barriers
10163 before loop optimizer and after bb_reorder.
10165 * flow.c (back_edge_of_syntactic_loop_p): New.
10166 (split_edge): Use it.
10168 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10170 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
10172 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
10174 * cse.c (cse_process_notes): Replace any registers if the address
10177 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
10179 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
10180 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
10181 (propagate_block): Update prototype.
10182 * flow.c (update_life_info): Simplify the CFG and
10183 recalculate the global regs which are alive when
10184 removing dead code during a global update.
10185 (propagate_block): Return non-zero if an INSN is
10188 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10190 * Makefile.in (LIBICONV): Define.
10192 2001-07-26 Catherine Moore <clm@redhat.com>
10194 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
10195 of conditional to avoid tree checking errors.
10197 2001-07-26 Kazu Hirata <kazu@hxi.com>
10199 * regmove.c (regmove_optimize): Don't replace a reg with
10200 another reg of a different mode.
10202 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
10204 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
10205 limit length of dependency flush list.
10206 * params.h (MAX_PENDING_LIST_LENGTH): Define.
10207 * sched-int.h (struct deps): Add pending_flush_length field.
10208 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
10209 has 1 element in it.
10210 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
10211 (sched_analyze): After a jump, if the pending memory flush list is too
10212 large, flush the pending lists.
10213 (init_deps): Initialize pending_flush_length to 0.
10214 * doc/invoke.texi (max_pending_list_length): Document parameter.
10216 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
10218 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
10219 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
10220 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
10222 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10224 * cpphash.h (struct_lexer_state): Delete was_skipping.
10225 Move skipping here from struct cpp_reader.
10226 * cpplex.c (parse_identifier): Update.
10227 (_cpp_lex_token): Don't skip tokens in a directive.
10228 * cpplib.c (struct if_stack): Update.
10229 (start_directive, end_directive): Don't change skipping state.
10230 (_cpp_handle_directive): Update.
10231 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
10232 (do_else, do_endif): Update; only check for excess tokens if not
10233 in a skipped conditional block.
10234 (push_conditional): Update for new struct if_stack.
10236 2001-07-26 Graham Stott <grahams@redhat.com>
10238 * function.c (locate_and_pad_parm): Also pad initial offset
10239 so that the total argument size also includes the padding.
10241 2001-07-26 Graham Stott <grahams@redhat.com>
10243 * gensupport.c (alter_output_for_insn): Correct enable checking failure
10244 change XSTR to XTMPL.
10246 (process_one_cond_exec): Likewise
10248 2001-07-25 Richard Henderson <rth@redhat.com>
10250 * varasm.c (assemble_variable): Create DECL_RTL before setting
10253 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
10255 * predict.c (estimate_probability): Avoid duplicated predictions.
10257 * loop.c (find_and_verify_loops): Grok multiple barriers.
10259 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10261 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
10263 * dbxout.c: Consistently use putc instead of fputc.
10264 (print_wide_int): New function; call instead of direct fprintf.
10265 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
10266 (dbxout_type_fields, dbxout_type_method_1): Likewise.
10267 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
10268 (print_int_cst_octal): Likewise.
10269 (print_octal): Show we wrote characters.
10270 (dbxout_type): Set have_used_extensions in more places.
10272 2001-07-25 Catherine Moore <clm@redhat.com>
10274 * config/v850/v850.c (v850_va_arg): Use addr
10275 instead of valist to build incr.
10277 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
10279 * flow.c (delete_dead_jumptables): New function.
10280 (life_analyzis): Call it.
10281 * bb-reorder.c (skip_insns_after_block): Handle contradictory
10284 2001-07-25 Richard Henderson <rth@redhat.com>
10286 * except.c (reachable_handlers): Handle a region being removed
10287 out from under a RESX.
10289 2001-07-25 Richard Henderson <rth@redhat.com>
10291 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
10292 swap GE/GT if it is an fp comparison.
10294 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
10296 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
10299 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
10301 * ssa.c (rename_insn_1): Do not wrap an assignment to a
10302 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
10305 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
10306 throw an exception.
10307 (visit_expression): When attempting to simplify an expression,
10308 retrieve any modes for arguments before they are simplified
10311 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10312 Janis Johnson <janis@us.ibm.com>
10314 * stmt.c (expand_goto): A nonlocal goto can be a call too.
10315 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
10316 pointer parameters to match documented usage of nonlocal_goto.
10317 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
10318 parameters to their correct order.
10319 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
10320 parameters to their correct order.
10322 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10324 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
10326 2001-07-25 Jan Hubicka <jh@suse.cz>
10327 Richard Henderson <rth@redhat.com>
10329 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
10331 (make_edges): New argument update_p; populate the edge cache if set.
10332 (find_basic_blocks): Update make_edges invocation.
10334 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10336 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
10338 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10340 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
10341 -Acpu and -Amachine.h.
10342 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
10343 Corrected header to say ELF not a.out.
10344 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
10345 when given -msoft-float.
10347 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10349 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
10350 extra multilib parts like arm-elf.
10351 (i960-*-coff*, i960-*-rtems): Should not use collect2.
10352 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
10353 crtfini.o as extra multilib parts.
10355 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10357 * configure.in: Add rtems as a supported thread model.
10358 * gthr-rtems.h: Add missing entry point __gthread_active_p.
10359 * configure: Rebuilt.
10361 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
10363 * stor-layout.c (get_mode_alignment): make it work when
10364 BITS_PER_UNIT is not a power of two.
10365 * builtins.c (get_pointer_alignment): Likewise.
10367 2001-07-24 Richard Henderson <rth@redhat.com>
10369 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
10370 the retrieved constant into the expected mode.
10372 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10374 * flow.c (try_simplify_condjump): Avoid duplicated edges.
10375 (verify_flow_info): Check for duplicated edges; clarify
10378 * flow.c (block_label): Update basic_block_for_insn.
10379 (commit_edge_insertions): Call compute_bb_for_insn.
10381 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
10384 * flow.c (redirect_edge_and_branch,
10385 try_optimize_cfg): Use redirect_edge_succ_nodup
10386 (redirect_edge_succ_nodup): New.
10387 * basic_block.h (redirect_edge_succ_nodup): Declare.
10389 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
10392 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
10394 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
10395 (try_crossjump_to_edge): Update commetns.
10396 (try_crossjump_bb): Likewise.
10398 2001-07-24 Richard Henderson <rth@redhat.com>
10400 * combine.c (distribute_notes): Move set of need_refresh
10401 for noop_move_p down to catch all cases.
10403 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
10405 * recog.c (split_all_insns_noflow): New.
10406 * rtl.h (split_all_insns_noflow): Declare.
10407 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
10408 * m68hc11.c (m68hc11_reorg): Likewise.
10409 * sh.c (machine_dependent_reorg): Likewise.
10410 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
10413 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10415 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10416 (ashlsi3_n splitter): Likewise.
10417 (lshrsi3_n splitter): Likewise.
10419 (GOTaddr2picreg): Make const SImode.
10420 (sym_label2reg): Likewise.
10421 (symGOT2reg): Likewise.
10422 (symGOTOFF2reg) Likewise.
10424 (casesi_worker_0): Make unspec SImode.
10426 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10428 * config/sh/sh.c (barrier_align): Check that an operand really is
10429 an insn before extracting its INSN_CODE.
10431 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10433 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10436 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10437 for SImode to prevent overflow.
10439 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10441 * config/mips/irix6-libc-compat.c: New file.
10442 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10443 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10444 passing workaround.
10446 2001-07-24 lars brinkhoff <lars@nocrew.org>
10448 * rtl.texi (REG_POINTER): Document.
10449 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10450 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10452 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10454 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10456 2001-07-23 Richard Henderson <rth@redhat.com>
10458 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10460 2001-07-23 Kazu Hirata <kazu@hxi.com>
10462 * config/h8300/h8300-protos.h: Add a prototype for
10463 general_operand_dst_push.
10464 * config/h8300/h8300.c (general_operand_dst_push): New.
10465 * config/h8300/h8300.h (OK_FOR_T): New.
10466 (EXTRA_CONSTRAINT): Use it.
10467 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10468 the existing movqi pattern.
10469 (movhi_push): Likewise.
10471 * reload.c: Fix comment typos.
10473 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10475 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10477 2001-07-23 H.J. Lu (hjl@gnu.org)
10479 * doc/extend.texi: Update __builtin_return_address and
10480 __builtin_frame_address.
10482 2001-07-23 Richard Henderson <rth@redhat.com>
10484 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10486 * config/i386/i386.md: New setcc+movzbl peephole2.
10488 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10490 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10491 * objc/objc-act.c: Include debug.h.
10492 (synth_module_prologue): Save and restore debug hooks too.
10494 2001-07-23 lars brinkhoff <lars@nocrew.org>
10496 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10497 and C4X_FLOAT_FORMAT.
10498 (BOOL_TYPE_SIZE): Document.
10500 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10502 * unroll.c (loop_iterations): Fix miscalculation of initial
10505 2001-07-13 Andrew Haley <aph@redhat.com>
10507 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10508 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10509 * config/sh/sh.c (sh_can_redirect_branch): New function.
10510 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10511 * reorg.c (steal_delay_list_from_target): Use
10512 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10514 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10516 * flow.c (try_simplify_condjump): Unlink insn chain on
10517 fallthru edge; use can_fallthru.
10519 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10521 * basic-block.h (find_sub_basic_block): Declare.
10522 * flow.c (make_edges): New arguments MIN and MAX;
10523 (find_sub_basic_blocks): Revamp to use make_edges
10524 and purge_dead_edges.
10525 (find_basic_blocks): Update call of find_sub_basic_block.
10527 * recog.c (split_all_insns): Always expect CFG to be consistent;
10528 call find_sub_basic_blocks in case something has changed.
10529 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10532 * basic-block.h (delete_noop_moves): Declare.
10533 * combine.c (combine_instructions): Call it.
10534 (recog_for_combine): Tolerate noop moves
10535 (distribute_notes): Force refresh when register dies at noop move.
10536 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10538 (life_analysis): Update delete_noop_moves call.
10539 (set_noop_p): Move too ...
10540 * rtlanal.c (noop_move_p): ... here.
10541 * rtl.h (noop_move_p): Declare.
10543 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10544 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10546 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10547 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10549 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10551 * reload.c (push_reload): Fix typo in comment.
10552 (find_reloads_address): Ditto.
10553 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10555 2001-07-22 Richard Henderson <rth@redhat.com>
10557 * flow.c: Grammar check and clarify a lot of comments.
10558 (try_simplify_condjump): Rename variables to be clearer.
10559 (try_forward_edges): Skip complex and fallthru edges.
10560 Rearrange tests to avoid duplicate checks.
10561 (flow_find_cross_jump): Likewise.
10562 (outgoing_edges_match): Allow match if neither branch has
10563 probability data. Loosen probability match to 5%.
10564 (try_crossjump_to_edge): Hoist repeated indirection into
10566 (try_crossjump_bb): Don't check complex edges. Eliminate
10567 redundant crossjump tests.
10568 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10569 checks before more expensive checks.
10571 2001-07-22 Richard Henderson <rth@redhat.com>
10573 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10574 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10577 2001-07-22 Richard Henderson <rth@redhat.com>
10579 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10580 (const_sint32_operand): Likewise.
10581 * m68k.md (anon mulsi pattern): Use const_int_operand not
10582 const_sint32_operand.
10583 (umulsi3_highpart): Zero extend a constant input.
10584 (smulsi3_highpart): Don't bother checking SImode constant.
10585 (const_umulsi3_highpart): Give op3 DImode.
10586 (const_smulsi3_highpart): Likewise.
10588 2001-07-22 Richard Henderson <rth@redhat.com>
10590 * flow.c (split_block): Make sure bb_note is included in the
10591 new block when splitting before a label.
10593 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10595 * basic-block.h (redirect_edge_and_branch_force,
10596 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10597 * flow.c (redirect_edge_and_branch_force,
10598 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10599 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10600 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10601 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10602 instead of label; update CFG after transformation.
10603 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10604 for finishing the transformation; handle even case where ELSE
10605 does not follow THEN.
10606 (find_if_case_2): Update call of dead_or_predictable; simplify
10609 * emit-rtl.c (split_branch_probability): New global variable.
10610 (try_split): Take care to set split_branch_probability and
10611 create REG_BR_PROB note for new jump insns.
10612 * md.texi (define_split): Document new feature.
10614 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10616 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10618 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10619 (asm_out_file): Remove redundant declaration.
10620 (assemble_asm): Remove old #if 0 block.
10621 (assemble_variable): Remove end of function; debug output is
10622 now handled with global_decl. Remove old #if 0 block. Update.
10623 Remove saved_in_section and associated no-op code.
10624 * Makefile.in (varasm.o): Correct dependencies.
10626 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10628 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10629 the definition in defaults.h.
10631 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10633 * jump.c: Update comments.
10634 (delete_barrier_successors, delete_unreferenced_labels,
10635 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10636 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10637 jump_optimize, jump_optimize_minimal): Kill.
10638 (rebuild_jump_labels): Move code from jump_optimize_1.
10639 (purge_line_number_notes): Likewise.
10640 (copy_loop_headers): Likewise.
10641 * reg-stack.c: Update comment.
10642 * stmt.c: Likewise.
10643 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10644 JUMP_AFTER_REGSCAN): Kill.
10645 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10646 purge_line_number_notes and copy_loop_headers.
10648 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10649 Richard Henderson <rth@redhat.com>
10651 * dbxout.c (dbxout_global_decl): New.
10652 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10653 * sdbout.c (sdbout_finish): New.
10654 (sdbout_debug_hooks): Use it, add comments.
10655 (sdbout_global_decl): Defer initialised public vars to
10657 * varasm.c (assemble_variable): Don't output debug information
10658 for file-scope variables.
10660 2001-07-22 Richard Henderson <rth@redhat.com>
10662 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10663 (get_round_mode_suffix): New.
10664 (print_operand): Use them for [/]. Remove support for [&'`()+].
10665 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10666 * config/alpha/alpha.md (attr round_suffix): New.
10667 (attr trap_suffix): New.
10668 (all insns): Set them appropriately. Use %/ instead of the
10669 myriad punctuators.
10671 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10673 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10675 2001-07-22 Richard Henderson <rth@redhat.com>
10677 * regrename.c (regrename_optimize): Compute nregs for each
10678 potential target register.
10680 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10681 Richard Henderson <rth@redhat.com>
10683 * dbxout.c (dbxout_global_decl): New.
10684 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10685 * sdbout.c (sdbout_finish): New.
10686 (sdbout_debug_hooks): Use it, add comments.
10687 (sdbout_global_decl): Defer initialised public vars to
10689 * varasm.c (assemble_variable): Don't output debug information
10690 for file-scope variables.
10692 2001-07-21 H.J. Lu (hjl@gnu.org)
10694 * config/mips/mips.c (mips_cpu): Moved into ...
10695 (override_options): Here.
10697 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10699 (mips_cpu): Removed.
10701 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10703 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10704 ("iorqi3"): Likewise.
10705 ("xorqi3"): Likewise.
10706 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10707 ("*subhi3_sp): Likewise.
10708 ("*subhi3"): Likewise.
10709 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10712 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10714 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10715 * config/freebsd.h: Likewise.
10716 * config/linux.h: Likewise.
10717 * config/openbsd.h: Likewise.
10718 * config/alpha/linux-elf.h: Likewise.
10719 * config/arm/linux-elf.h: Likewise.
10720 * config/d30v/d30v.h: Likewise.
10721 * config/fr30/fr30.h: Likewise.
10722 * config/ia64/aix.h: Likewise.
10723 * config/ia64/ia64.h: Likewise.
10724 * config/mips/linux.h: Likewise.
10725 * config/pj/pj.h: Likewise.
10726 * config/rs6000/linux.h: Likewise.
10727 * config/sparc/linux.h: Likewise.
10728 * config/sparc/linux64.h: Likewise.
10730 2001-07-20 Bruce Korb <bkorb@gnu.org>
10732 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10733 because getc() and char* may disagree on signedness.
10735 2001-07-20 Richard Henderson <rth@redhat.com>
10737 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10739 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10740 insns to delete in the presence of cc0 in a jump insn.
10742 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10743 Jan Hubicka <jh@suse.cz>
10745 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10746 of doing the change by hand.
10748 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10750 * rtlanal.c (set_noop_p): Return true for noop jumps.
10752 * expr.c (emit_single_push_insn): Add call to push expander.
10753 * expr.h (optab_index): Add OTI_push
10754 (push_optab): New constant.
10755 * genopinit.c (optabs): Add push_optab.
10756 * optabs.c (init_optab): Init push optab.
10757 * md.texi (push??1): Document
10759 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10761 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10762 expand to emit the pattern; put a REG_INC note for push/pop
10764 ("movdf", "movdf_internal"): Likewise.
10765 ("movsi", "movsi_internal"): Likewise.
10766 ("movsf", "movsf_internal"): Likewise.
10767 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10769 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10771 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10774 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10776 * params.def: Change default max inline insns to 100.
10778 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10780 * combine.c (combine_simplify_rtx): Generate a new shift operation
10781 when simplifying the first operand of a (neg (ashift)) expression.
10783 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10785 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10787 2001-07-20 Kelley Cook <kelley.cook@home.com>
10789 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10790 information. Move rest into ...
10791 (*-*-solaris): ... here. Eliminate redundant information and
10792 reword necessary packages section. Delete 4.x assembler bug info.
10793 (sparc-sun-*): Merge into ...
10794 (sparc-sun-sunos*): here.
10796 2001-07-20 Catherine Moore <clm@redhat.com>
10798 * config/v850/v850.md (casesi): Generate LABEL_REF
10801 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10803 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10804 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10805 * i386.md (strclrsi expander): Use it.
10807 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10809 * integrate.c (copy_insn_list): handle
10810 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10811 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10812 identically as to CODE_LABEL.
10814 * fold-const (fold): Convert A/B/C to A/(B*C) and
10817 * except.c (connect_post_landing_pads): Delete the RESX insns.
10819 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10821 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10823 * config/mips/mips.md (nmadd/nmsub): Use macro.
10825 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10827 * cppinit.c (remove_dup_dir): Make static.
10828 (remove_dup_dirs): Make static. Only warn about preempting a
10829 system directory with a non-system directory.
10831 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10833 * ifcvt.c (noce_try_store_flag_constants): Correct order
10834 of parameters to trunc_int_for_mode.
10836 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10838 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10839 an exception that will be caught within this function, do not fill
10840 its delay slot with any subsequent instruction.
10842 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10844 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10845 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10846 pointer extension instruction.
10847 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10848 * simplify-rtx.c (simplify_unary_operation) Likewise.
10849 * explow.c (convert_memory_address) Check value of
10850 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10852 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
10853 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
10854 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
10855 Add Multilib Support.
10856 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
10857 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
10858 Add Multilib Support.
10859 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
10861 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
10862 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
10863 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
10865 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
10867 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
10868 old and new operands in `<', `3' and `b'.
10870 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10872 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
10873 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
10874 (toplev.o): Don't depend on xcoffout.h.
10875 * c-decl.c: Include debug.h
10876 (duplicate_decls): Use debug hook.
10877 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
10878 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10879 (dbxout_types): Remove.
10880 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
10881 * debug.c (do_nothing_debug_hooks): Update.
10882 (debug_true_tree, debug_nothing_rtx): New.
10883 * debug.h (struct rtx_def): New.
10884 (struct gcc_debug_hooks): New hooks ignore_block,
10885 outlining_inline_function and label.
10886 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
10887 dwarf2out_frame_finish): New.
10888 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
10889 Make static, update prototype.
10890 (dwarf2_debug_hooks): Update.
10891 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
10892 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
10893 * dwarfout.c (dwarf_debug_hooks): Update.
10894 * emit-rtl.c: Include debug.h.
10895 (remove_unnecessary_notes): Use debug hook.
10896 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
10897 (final_scan_insn): Use debug hook.
10898 * integrate.c (output_inline_function): Use debug hook.
10899 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
10900 (sdb_debug_hooks): Update.
10901 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
10902 * toplev.c: Don't include xcoffout.h.
10903 (note_outlining_of_inline_function, debug_ignore_block): Remove.
10904 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
10906 * tree.h (dwarf2out_do_frame): Remove.
10908 2001-07-19 Catherine Moore <clm@cygnus.com>
10910 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
10912 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10914 * reload1.c (eliminate_regs_in_insn): When updating a set
10915 to the frame pointer to the hardware frame pointer, perform
10916 the update always not just when REPLACE is set.
10918 * reload1.c (choose_reload_regs): Don't inherit a reload
10919 that crosses multiple registers if registers past the first
10920 don't fit in the desired class.
10922 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
10923 when negating constants.
10925 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
10927 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
10928 * doc/tree.texi: Ditto.
10930 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
10931 Jakub Jelinek <jakub@redhat.com>
10933 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
10934 (extract_cie_info): Handle "eh" augmentation properly,
10936 (struct frame_state, __frame_state_for): New.
10938 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10940 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
10941 HANDLE_SYSV_PRAGMA): Define.
10942 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
10944 (copy_object): Caller changed.
10946 2001-07-19 Andreas Schwab <schwab@suse.de>
10948 * configure.in (assembler dwarf2 debug_line support): Define nop
10950 * configure: Regenerated.
10952 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10954 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
10956 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
10957 to conditionally compiled block.
10958 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10959 * dbxout.h (dbxout_function): Remove.
10960 * debug.c (do_nothing_debug_hooks): Update.
10961 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
10962 global_decl, deferred_inline_function.
10963 * dwarf2out.c (dwarf2_debug_hooks): Update.
10964 (dwarf2out_global_decl): New.
10965 * dwarfout.c: Don't include dwarfout.h.
10966 (dwarfout_global_decl, dwarfout_function_decl,
10967 dwarfout_deferred_inline_function): New.
10968 (dwarf_debug_hooks): Update.
10969 * dwarfout.h: Remove.
10970 * final.c: Don't include dwarfout.h.
10971 * sdbout.c (sdbout_global_decl): New.
10972 (sdbout_debug_hooks): Update.
10973 * toplev.c: Don't include dwarfout.h.
10974 (check_global_declarations, rest_of_compilation): Use new debug hooks.
10975 (note_deferral_of_defined_inline_function): Remove.
10976 * toplev.h (note_deferral_of_defined_inline_function): Remove.
10977 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
10978 * ch/lex.c: Don't include dwarfout.h.
10979 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
10980 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
10981 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
10982 * cp/optimize.c: Include debug.h.
10983 (maybe_clone_body): Use debug hook.
10984 * cp/semantics.c: Include debug.h.
10985 (expand_body): Use debug hook.
10986 * po/POTFILES.in: Remove dwarfout.h.
10988 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10990 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
10991 * c-parse.in (yyerror, _yylex): Similarly.
10992 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
10993 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
10995 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
10996 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
10998 2001-07-18 Jeff Sturm <jsturm@one-point.com>
11000 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
11001 in-class declaration at -g1. Fixes c++/2814.
11003 2001-07-18 Richard Henderson <rth@redhat.com>
11005 * doc/md.texi (reload_in/out): Document restrictions in predicates
11006 and constraints for these patterns. Document empty string matching
11009 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11011 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
11013 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11015 * cse.c: Undo my previous patch.
11017 2001-07-18 Tom Tromey <tromey@redhat.com>
11020 * configure: Rebuilt.
11021 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
11023 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
11025 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
11026 Jan Hubicka <jh@suse.cz>
11028 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
11029 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
11030 * jump.c (mark_jump_label): Do not forward branches.
11032 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
11034 * cse.c (delete_trivially_dead_insns): Delete the libcall block
11035 when return value is unused.
11037 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11039 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
11041 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
11043 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
11044 on error. We can't blindly return the result of
11045 pthread_mutex_trylock because it returns a positive number on
11046 error, while we must return -1 on error.
11047 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
11049 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
11051 2001-07-18 Andreas Jaeger <aj@suse.de>
11053 * integrate.c (output_inline_function): Correct type of debug_hooks.
11055 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
11057 * combine.c (combine_simplify_rtx): DIV can be treated
11058 associatively for floats if unsafe math optimisations are enabled.
11060 2001-07-17 Richard Henderson <rth@redhat.com>
11062 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
11064 2001-07-17 Richard Henderson <rth@redhat.com>
11066 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
11067 don't force the function address into a register.
11068 (expand_call, emit_library_call_value_1): Update callers.
11069 * builtins.c (expand_builtin_apply): Likewise.
11070 * expr.h (prepare_call_address): Update decl.
11072 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
11074 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
11076 * config/i386/chorus.h: Move up.
11077 * config/sparc/chorus.h: Likewise.
11078 * config/rs6000/chorus.h: Likewise.
11079 * config/chorus.h: Moved here.
11081 2001-07-17 Andreas Schwab <schwab@suse.de>
11083 * configure.in (assembler eh_frame optimization): Handle big
11085 * configure: Regenerated.
11087 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
11089 * expr.c (epxand_expr): Convert divisions into multiplications by
11090 reciprocals if -ffast-math.
11092 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
11094 * dbxout.c (dbxout_really_begin_function): Rename to
11095 dbxout_begin_function.
11096 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11097 (dbxout_begin_function): Remove.
11098 (dbxout_function): Update.
11099 (dbxout_source_line): Update prototype.
11100 * dbxout.h (dbxout_begin_function): Remove.
11101 * debug.c (do_nothing_debug_hooks): Update.
11102 (debug_nothing_tree): Update.
11103 (debug_nothing_charstar_rtx): Remove.
11104 * debug.h (union tree_node): Declare.
11105 (struct rtx_def): Remove.
11106 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
11107 begin_function. Change source_line prototype.
11108 (debug_nothing_tree): New.
11109 (debug_nothing_charstar_rtx): Delete.
11110 (dwarf2out_begin_prologue): Moved from ...
11111 * tree.h: ... here.
11112 * dwarf2out.c (dwarf2_debug_hooks): Update.
11113 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
11114 debug info, call dwarf2out_source_line.
11115 (dwarf2out_souce_line): Update prototype.
11116 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
11117 Change prototype, make static.
11118 (dwarfout_source_line): Update prototype.
11119 (dwarf_debug_hooks): Update.
11120 * dwarfout.h (dwarfout_begin_function): Remove.
11121 * final.c (final_start_function, final_scan_insn): Use appropriate
11122 debug hooks, update to use notice_source_line.
11123 (output_source_line): Rename notice_source_line. Don't call the
11124 source_line debug hook.
11125 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
11126 make static, update prototype.
11127 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
11129 (sdbout_end_prologue): New.
11130 (sdbout_source_line): Update prototype.
11131 (sdbout_debug_hooks): Update.
11132 (sdbout_symbol): Remove unused var.
11133 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
11135 * varasm.c: Include debug.h.
11136 (assemble_start_function): Use begin_function debug_hook.
11137 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11138 update with prototype.
11139 (xcoffout_source_line): Update prototype.
11140 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11142 (xcoffout_source_line): Update prototype.
11144 2001-07-17 Richard Henderson <rth@redhat.com>
11146 * c-typeck.c (build_binary_op): Do not shorten unsigned
11147 right shift after sign extension.
11149 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
11151 * combine.c (combine_simplify_rtx): Attempt to simplify
11152 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
11154 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
11155 (simplify_binary_operation, simplify_unary_operation,
11156 simplify_relational_operation): Use it.
11158 * combine.c (combine_simplify_rtx): Don't do associative law
11159 on divisions; allow associative law on floats.
11161 2001-07-17 H.J. Lu <hjl@gnu.org>
11162 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11164 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
11165 ASM_OUTPUT_WEAK_ALIAS are defined.
11166 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
11167 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
11169 * config/mips/iris5.h: ... here.
11170 (HANDLE_SYSV_PRAGMA): Defined as 1.
11171 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
11172 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
11175 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11177 * c-parse.in (all_prefix_attributes): New variable.
11178 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
11179 (maybe_resetattrs): New production.
11180 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
11181 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
11182 notype_initdcl, nested_function, notype_nested_function,
11183 component_decl, components, components_notype,
11184 component_declarator, component_notype_declarator,
11185 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
11186 ivars, mydecl, myparm): Update. Avoid prefix attributes just
11187 after a comma being applied to more than one declarator.
11188 * doc/extend.texi (Attribute Syntax): Update. Remove
11189 documentation of bugs that are no longer present.
11191 2001-07-13 Eric Christopher <echristo@redhat.com>
11193 * config/mips/mips.h: Change TUNE_MIPS* options to use
11195 (EXTRA_SPECS): Add cc1_cpu_spec.
11196 * config/mips/mips.md (muldf3): Fix typo.
11198 2001-07-16 Richard Henderson <rth@redhat.com>
11200 * config/m68k/m68k.c: Include expr.h and reload.h.
11201 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
11202 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
11204 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11205 Richard Henderson <rth@redhat.com>
11207 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
11208 (insn_live_p): Fix fall off end of function.
11209 (dead_libcall_p): Remove COUNTS argument; update callers.
11210 (delete_trivially_dead_insns): Remove unused variables.
11212 2001-07-17 Andreas Jaeger <aj@suse.de>
11214 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
11215 x86-64 pic support.
11217 * lcm.c (optimize_mode_switching): Avoid warning for unused
11218 variable if !NORMAL_MODE.
11220 * flow.c (try_crossjump_to_edge): Remove unused variable.
11222 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11224 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
11225 atexit declaration in stdlib.h.
11227 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
11229 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
11231 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11233 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
11234 * except.c (finish_eh_generation): Update call of cleanup_cfg;
11235 do rebuild_jump_labels instead of jump_optimize
11236 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
11237 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
11238 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
11240 * flow.c: Include timevar.h
11241 (find_basic_block): Push/pop timevar;
11242 (cleanup_cfg): Likewise.
11243 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
11244 * Makefile: Add dependencies on timevar.h
11246 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
11247 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
11249 * rtl.h (delete_trivially_dead_insns): Add new parameter.
11250 * toplev.c (rest_of_compilation): Update calls.
11251 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
11252 (delete_trivially_dead_insns): ... here; accept new argument
11253 preserve_basic_blocks; preserve basic blocks if set.
11255 * reg-stack.c (stack_regs_mentioned): Return 0 if
11256 stack_regs_mentioned_data is not initialized.
11257 (reg_to_stack): Make stack_regs_mentioned survive after the
11258 reg-stack is completted; do not call cleanup_cfg.
11259 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
11260 make cleanup_cfg after bb-reorder to output to debug file.
11262 2001-07-16 Richard Henderson <rth@redhat.com>
11264 * regclass.c (init_reg_sets): Use only 32 bits per initializer
11265 from int_reg_class_contents.
11267 2001-07-16 Richard Henderson <rth@redhat.com>
11269 * hard-reg-set.h (regs_invalidated_by_call): Declare.
11270 * regclass.c (regs_invalidated_by_call): Move from cse.c.
11271 (init_reg_sets_1): Move initialization from cse_main.
11272 * cse.c (regs_invalidated_by_call): Move to regclass.c.
11273 (cse_main): Move its initialization also.
11274 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
11275 * flow.c (propagate_one_insn): Likewise.
11276 * gcse.c (compute_hash_table): Likewise.
11277 (compute_kill_rd, compute_store_table): Likewise.
11278 * sched-deps.c (sched_analyze_1): Likewise.
11280 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
11282 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
11285 2001-07-16 Steve Ellcey <sje@cup.hp.com>
11287 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
11288 in if statement so we don't access undefined memory.
11290 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11292 * gcse.c: Update comment at top.
11293 Update comment on mem handling.
11294 mem_last_set, mem_first_set, mem_set_in_block: gone.
11295 Declaration of reg_set_info: gone.
11296 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
11297 pointless with load_killed_in_block_p (they are *more*
11298 conservative then it, not less, and less accurate).
11299 (oprs_not_set_p): Ditto.
11300 (alloc_gcse_mem): Don't allocate mem_set_in_block
11301 (free_gcse_mem): Don't free it, either.
11302 (record_last_mem_set_info): Update comment in front, remove
11303 mem_*set_* stuff. Note the reason we don't handle stores directly
11305 (compute_hash_table): Update comments to reflect reality. Remove
11306 mem_*set_* references.
11307 (reset_opr_set_tables): Remove mem_*set_* references.
11308 (mark_call): Ditto.
11309 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
11310 (mark_clobber): Ditto (on both parts, we double set here too).
11311 (expr_killed_p): Remove mem_set_in_block test.
11312 (compute_transp): Remove mem_set_in_block test.
11314 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
11315 of edge, and removal of phi alternative to dump file.
11316 (ssa_ccp_substitute_constants): Add note about register now being
11317 constant, and which uses were replaced in what insns to dump file.
11319 2001-07-16 Andreas Jaeger <aj@suse.de>
11321 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
11322 variables of type HOST_WIDEST_INT.
11324 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
11325 (__bb_exit_func): Correct type of count_max to avoid overflow.
11326 (num_digits): Handle long long argument.
11328 * combine.c (gen_lowpart_for_combine): Remove unused variable.
11330 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11332 * output.h (sdb_begin_function_line): Restore as an extern
11334 * sdbout.c (sdb_begin_function_line): Make extern.
11336 2001-07-15 Richard Henderson <rth@redhat.com>
11338 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
11339 * genrecog.c (maybe_both_true_mode): New.
11340 (maybe_both_true_2): Use it.
11341 (write_switch): Don't put Pmode in a switch.
11342 * rtl.c (mode arrays): Don't explicitly size them.
11344 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11346 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
11347 handling; move unconditional splitting before mode switching.
11349 * i386.md (type): Add fistp type.
11350 (i387, length_attr, scheduling definitions): Handle this type.
11351 (fix_trunc?f?i2): Revamp to use mode switching.
11352 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
11353 * i386.h (fp_cw_mode): New enum
11354 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
11355 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
11357 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11359 * Makefile.in (integrate.o): Add debug.h.
11360 * integrate.c (debug.h): Add.
11361 (output_inline_function): Save, reset, and restore debug_hooks.
11363 2001-07-15 Richard Henderson <rth@redhat.com>
11365 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
11366 instead of COMPARE for the EQUIV expression.
11368 2001-07-15 Richard Henderson <rth@redhat.com>
11370 * flow.c (redirect_edge_and_branch_force): Initialize
11371 global_live_at_start and global_live_at_end.
11372 (allocate_bb_life_data): Export.
11373 * basic-block.h (allocate_bb_life_data): Declare.
11374 * toplev.c (rest_of_compilation): Call it.
11376 2001-07-15 Richard Henderson <rth@redhat.com>
11378 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
11379 (alpha_tablejump_best_label): New.
11380 * config/alpha/alpha-protos.h: Declare them.
11381 * config/alpha/alpha.md: Use braced strings for code blocks.
11382 (tablejump_osf): Break out add with r29.
11383 (tablejump_osf_internal): Remove.
11384 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
11385 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
11387 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11389 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
11392 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
11394 * i386-protos.h (ix86_split_fp_branch): Update prototype.
11395 (ix86_fp_jump_nontrivial_p): New.
11396 * i386.md (fp_jcc_?): Update call of split_fp_branch;
11397 use ix86_fp_jump_nontrivial_p.
11398 * i386.c (ix86_fp_jump_nontrivial_p): New.
11399 (ix86_split_fp_branch): Accept code instead of rtx.
11400 (ix86_expand_compare): Expand comparison early in case
11401 doing so is resonably cheap.
11403 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
11405 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
11407 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
11408 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
11410 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
11412 * dbxout.c (dbxout_source_line): Make static, update prototype.
11413 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
11414 (dbxout_init, dbxout_finish, dbxout_source_line,
11415 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11416 * dbxout.h (dbxout_source_line): Delete.
11417 * debug.c (debug_nothing_file, debug_nothing_file_int,
11418 debug_nothing_file_charstar_rtx): New.
11419 (do_nothing_debug_hooks): Update.
11420 (debug_nothing_void, debug_nothing_charstar_rtx,
11421 dwarf2out_end_epilogue): New.
11422 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11423 * debug.h (struct rtx_def): Declare.
11424 (gcc_debug_hooks): New hooks source_line, end_epilogue
11426 (debug_nothing_void, debug_nothing_charstar_rtx,
11427 dwarf2out_end_epilogue): New.
11428 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11429 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11430 (dwarf2_debug_hooks): Update.
11431 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11432 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11433 * dwarf2out.h (dwarf2out_source_line): Remove.
11434 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11435 Make static, update prototype.
11436 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11437 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11438 (dwarf_debug_hooks): Update.
11439 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11440 dwarfout_end_function): Remove.
11441 * final.c (profile_function): Use debug hooks for ending functions
11443 (output_source_line, final_end_function): Update prototype,
11445 (final_start_function, final_scan_insn): Update.
11446 * output.h (sdb_begin_function_line): Remove.
11447 (final_end_function): Update prototype.
11448 * sdbout.c (sdb_begin_function_line): Make static.
11449 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11450 (sdbout_source_line): New.
11451 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11453 (sdb_debug_hooks): Update.
11454 (sdbout_init, sdbout_source_line,
11455 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11456 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11457 * toplev.c (compile_file, rest_of_compilation): Update.
11458 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11459 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11460 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11461 Update for prototype changes.
11462 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11463 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11465 2001-07-15 Richard Henderson <rth@redhat.com>
11467 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11468 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11469 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11470 * config/alpha/alpha.c: Likewise.
11471 * config/alpha/alpha.md: Likewise.
11472 * config/alpha/alpha32.h: Likewise.
11473 * config/alpha/vms.h: Likewise.
11474 (OPEN_VMS): Remove.
11476 2001-07-14 Richard Henderson <rth@redhat.com>
11478 * config/alpha/alpha.md: Use define_constants for unspec values.
11479 Substitute throughout.
11481 2001-07-14 Tim Josling <tej@melbpc.org.au>
11483 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11485 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11487 * pa.md: Remove unused constraints from define_split's.
11489 2001-04-14 Richard Henderson <rth@redhat.com>
11491 * ifcvt.c (find_cond_trap): Test for exit block.
11493 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11495 Re-install recently reverted patch.
11496 * emit-rtl.c (try_split): Update mark_jump_label call.
11497 * flow.c (find_sub_basic_blocks): Likewise.
11498 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11499 jump_back_p): Kill.
11500 (mark_all_labels): Kill second parameter.
11501 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11502 (rebuild_jump_labels, jump_optimize_minimal): Update call
11503 of jump_optimize_1.
11504 (jump_optimize_1): Kill crossjumping code.
11505 (mark_jump_label): Kill cross_jump parameter.
11506 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11507 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11508 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11510 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11512 (dump_file_info): Likewise.
11513 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11514 reorganize passes to do reg-stack first, bb-reorder second.
11515 * invoke.texi (-d letters doc): Remove the jump2 pass.
11517 2001-07-14 Richard Henderson <rth@redhat.com>
11519 * ifcvt.c (find_cond_trap): New.
11520 (find_if_header): Call it.
11521 (merge_if_block): Relax existing jump sanity check.
11522 * jump.c (jump_optimize_1): Remove conditional trap handling.
11524 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11526 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11528 (insn_refs_are_delayed): Correct comment.
11529 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11530 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11531 instead of r31. Make associated insn !TARGET_64BIT, and
11532 provide an additional 64-bit insn that clobbers r2.
11533 (divsi3): Likewise.
11534 (udivsi3): Likewise.
11535 (modsi3): Likewise.
11536 (umodsi3): Likewise.
11538 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11540 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11542 * flow.c (redirect_edge_and_branch_force, split_edge,
11543 try_crossjump_to_edge): Use set_block_for_new_insns.
11544 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11546 2001-07-13 H.J. Lu (hjl@gnu.org)
11548 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11551 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11553 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11555 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11557 * c-common.c (decl_attributes): Take a pointer to the node to
11558 which attributes are to be attached, and a flags argument.
11559 * c-common.h (enum attribute_flags): New.
11560 (decl_attributes): Update prototype.
11561 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11562 finish_enum, start_function): Update calls to decl_attributes.
11563 * c-parse.in (component_declarator, component_notype_declarator,
11564 label): Update calls to decl_attributes.
11566 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11568 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11569 * config/avr/avr.c (legitimate_address_p): Return value changed
11570 from letter to register classes. For better debugging.
11572 2001-07-13 Kazu Hirata <kazu@hxi.com>
11574 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11576 2001-07-13 H.J. Lu (hjl@gnu.org)
11578 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11580 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11582 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11583 correctly for shared configurations.
11584 * config/t-libgcc-pic: New.
11585 * config/{i386,m68k,sparc}/t-openbsd: New.
11586 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11587 Support -shared. Support debugging libraries with -g.
11588 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11589 frame information does not emit pointer diffs.
11590 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11591 emit pointer diffs.
11593 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11595 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11597 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11599 * combine.c (try_combine): Ensure const_int pow2 is positive.
11601 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11603 * config.gcc: Add configuration for s/390.
11604 * config/s390/s390.c: New. Subroutines for code generation.
11605 * config/s390/s390.h: New. Definitions for s/390.
11606 * config/s390/s390-protos.h: New. Prototypes.
11607 * config/s390/linux.h: New. Definitions for linux for s/390.
11608 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11609 * config/s390/t-linux: New. Makefile fragment.
11610 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11611 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11613 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11615 * emit-rtl.c (try_split): Update mark_jump_label call.
11616 * flow.c (find_sub_basic_blocks): Likewise.
11617 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11618 jump_back_p): Kill.
11619 (mark_all_labels): Kill second parameter.
11620 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11621 (rebuild_jump_labels, jump_optimize_minimal): Update call
11622 of jump_optimize_1.
11623 (jump_optimize_1): Kill crossjumping code.
11624 (mark_jump_label): Kill cross_jump parameter.
11625 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11626 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11627 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11629 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11631 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11632 reorganize passes to do reg-stack first, bb-reorder second.
11633 * invoke.texi (-d letters doc): Remove the jump2 pass.
11635 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11637 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11639 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11641 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11643 (verify_flow_info): Make diagnostics prettier.
11645 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11647 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11649 * flow.c (outgoing_edges_match): Return early if condition reversal
11652 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11654 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11655 (mips_move_2words): When splitting a move into two instructions,
11656 prefix the second address operand with '%D'.
11658 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11660 * Makefile.in (final.o): Depend on debug.h.
11661 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11662 (dbx_debug_hooks): Add new hooks.
11663 (xcoff_debug_hooks): New.
11664 * debug.c (debug_nothing_file_int_int): New.
11665 (do_nothing_debug_hooks): Update.
11666 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11667 (debug_nothing_file_int_int): New.
11668 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11669 static, update prototype.
11670 (dwarf2_debug_hooks): Update.
11671 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11672 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11673 static, update prototype.
11674 (dwarf_debug_hooks): Update.
11675 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11676 * final.c: Include debug.h.
11677 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11678 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11679 static, update prototype.
11680 (sdb_debug_hooks): Update.
11681 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11682 * toplev.c: Distinguish between xcoff and dbx.
11684 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11685 Call all debug hooks, not just dwarf ones.
11687 2001-07-11 Timothy Wall <twall@redhat.com>
11689 * config.gcc: Add configuration for AIX5/IA64.
11690 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11691 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11692 support prefix/suffix code.
11693 * config/ia64/t-aix: New. Makefile fragment.
11694 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11696 2001-07-11 Kazu Hirata <kazu@hxi.com>
11698 * recog.c (validate_change): Fix a comment typo.
11700 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11702 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11703 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11705 * dbxout.c (dbx_debug_hooks): Add new hooks.
11706 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11708 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11710 * dbxout.h (dbxout_start_new_source_file,
11711 dbxout_resume_previous_source_file): Delete.
11712 * debug.c (do_nothing_debug_hooks): Add new hooks.
11713 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11714 (debug_nothing_int_charstar, debug_nothing_int): New.
11715 * debug.h (gcc_debug_hooks): New hooks define, undef,
11716 start_source_file and end_source_file.
11717 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11718 (debug_nothing_int_charstar, debug_nothing_int): New.
11719 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11720 the conditionally compiled section.
11721 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11722 dwarf2out_define, dwarf2out_undef): Make static.
11723 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11724 dwarf2out_define, dwarf2out_undef): Remove.
11725 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11726 (dwarfout_start_source_file, dwarfout_end_source_file,
11727 dwarfout_define, dwarfout_undef): Make static.
11728 (dwarfout_start_source_file_check,
11729 dwarfout_end_source_file_check): New.
11730 (dwarfout_define, dwarfout_finish): Update.
11731 * dwarfout.h (dwarfout_start_new_source_file,
11732 dwarfout_resume_previous_source_file, dwarfout_define,
11733 dwarfout_undef): Remove.
11734 * sdbout.c (sdb_debug_hooks): Add new hooks.
11735 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11737 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11738 make static, take an arg.
11739 * sdbout.h (sdbout_start_new_source_file,
11740 sdbout_resume_previous_source_file): Delete.
11741 * toplev.c (debug_start_source_file, debug_end_source_file,
11742 debug_define, debug_undef): Delete.
11743 * toplev.h (debug_start_source_file, debug_end_source_file,
11744 debug_define, debug_undef): Delete.
11746 * java/jcf-parse.c: Include debug.h.
11747 (parse_class_file): Update to use debug hooks directly.
11748 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11750 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11752 * alias.c (set_mem_alias_set): New function.
11753 * rtl.h (set_mem_alias_set): Declare it.
11754 * builtins.c (expand_builtin_return_addr): Call it instead of
11755 using MEM_ALIAS_SET accessor.
11756 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11757 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11758 (expand_builtin_va_copy):Likewise.
11759 * caller-save.c (setup_save_areas): Likewise.
11760 * calls.c (compute_argument_addresses): Likewise.
11761 * explow.c (set_mem_attributes): Likewise.
11762 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11763 (expand_assignment, store_constructor_field, store_field): Likewise.
11764 (expand_expr_unaligned): Likewise.
11765 * function.c (assign_stack_temp_for_type): Likewise.
11766 (put_reg_into_stack, gen_mem_addressof): Likewise.
11767 * ifcvt.c (noce_try_cmove_arith): Likewise.
11768 * reload1.c (reload, alter_reg): Likewise.
11769 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11770 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11771 (alpha_expand_unaligned_store): Likewise
11772 (alpha_expand_unaligned_load_words): Likewise.
11773 (alpha_expand_unaligned_store_words): Likewise.
11774 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11775 (alpha_expand_epilogue): Likewise.
11776 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11777 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11778 * config/i386/i386.c (legitimize_pic_address): Likewise.
11779 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11780 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11781 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11782 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11783 * config/mips/mips.c (mips_va_arg): Likewise.
11784 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11785 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11786 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11787 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11788 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11789 (rs6000_emit_epilogue): Likewise.
11790 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11791 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11792 * config/v850/v850.c (v850_va_arg): Likewise.
11794 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11796 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11797 when fallthru edge is present.
11798 (mege_blocks): Handle case where creation of jump insn
11801 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11802 CLEANUP_POST_REGSTACK): New constants.
11803 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11804 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11805 * output.h (cleanup_cfg): Update prototype.
11806 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11807 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11808 cleanup_cfg call; kill missleading comment.
11809 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11810 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11811 parameter; control optimizations performed using it.
11812 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11813 try_crossjump_bb): New functions.
11815 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11817 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11819 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11820 pa_output_function_prologue.
11821 * pa-protos.h (pa_output_function_prologue): New prototype.
11823 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11825 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11826 and low to get correct sign extension in low+high test.
11828 2001-07-11 Janis Johnson <janis@us.ibm.com>
11830 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11831 for large hit count.
11833 * profile.c (branch_prob): Fix .bbg info for computed gotos
11836 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11838 * stmt.c (parse_output_constraint): New function, split out
11840 (expand_asm_operands): ... here. Use parse_output_constraint.
11841 * tree.h (parse_output_constraint): Declare it.
11843 2001-07-11 Richard Henderson <rth@redhat.com>
11845 * bitmap.c: Comment some functions; fiddle whitespace.
11846 (bitmap_free): Don't export.
11847 (bitmap_element_allocate): Use memset.
11848 * bitmap.h (bitmap_free): Don't declare.
11850 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11852 * gcse.c, lcm.c, sched-deps.c:
11853 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
11855 * flow.c (flow_loops_find): Free dom if we found no loops, since
11856 we aren't going to save it.
11858 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
11861 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
11863 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
11865 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11867 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
11868 #ifndef DWARF2_DEBUGGING_INFO.
11870 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11872 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
11874 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11876 * config/mips/mips.c (gen_int_relational): Tell the caller not to
11877 reverse a branch if a NE comparison is implemented with GTU.
11879 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11880 H.J. Lu <hjl@gnu.org>
11882 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
11883 constant addresses.
11884 (call_internal2): Likewise.
11885 (call_value_internal1): Likewise.
11886 (call_value_internal2): Likewise.
11887 (call_value_multiple_internal1): Likewise.
11888 (call_value_multiple_internal2): Likewise.
11890 2001-07-10 Kazu Hirata <kazu@hxi.com>
11892 * calls.c (emit_library_call_value_1): Fix a comment typo.
11893 * dwarf2out.c (mem_loc_descriptor): Likewise.
11894 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
11896 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
11898 * simplify-rtx.c (simplify_subreg): Fix typo in comment
11900 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11902 * recog.c (offsettable_address_p): Handle LO_SUM case.
11903 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
11904 instead of plus_constant.
11906 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11908 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
11909 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
11911 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11913 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
11914 adjust_address_nv instead of plus_constant.
11916 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
11918 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
11919 dwarf2out.o): Depend on debug.h, wrap long lines.
11920 * dbxout.c: Include debug.h.
11921 (dbx_debug_hooks): New.
11922 (dbxout_init): Make static, take just 2 args.
11923 (dbxout_finish): Make static.
11924 * dbxout.h (dbxout_init, dbxout_finish): Delete.
11925 * debug.c: New file.
11926 * debug.h: New file.
11927 * dwarf2out.c: Include debug.h.
11928 (dwarf2_debug_hooks): New.
11929 (dwarf2out_init): Make static.
11930 (dwarf2out_finish): Make static, take 2 args.
11931 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
11932 * dwarfout.c: Include debug.h.
11933 (dwarf_debug_hooks): New.
11934 (dwarfout_init): Make static.
11935 (dwarfout_finish): Make static, take 2 args.
11936 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
11937 * sdbout.c: Include debug.h.
11938 (sdb_debug_hooks): New.
11939 (sdbout_init): Make static, take 2 args.
11940 * sdbout.h (sdbout_init): Delete.
11941 * toplev.c: Include debug.h.
11942 (debug_hooks): New.
11943 (compile_file): Set deubg_hooks based on command line options.
11944 Use the hooks unconditionally rather than conditional compilation.
11946 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
11948 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
11949 first_insn_after_basic_block_note instead.
11951 * df.c (df_bb_refs_unlink): #if 0 out for now.
11953 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
11955 * ssa.h: Add prototype for ssa_const_prop
11956 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
11957 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
11958 (ssa_fast_dce): Remove unused variable
11960 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11962 * diagnostic.c (finish_diagnostic): Rename to
11963 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
11966 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
11968 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
11971 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
11972 (dump_file): Only pad the demangled name with spaces if the
11973 mangled name was padded with spaces.
11975 2001-07-10 Bernd Schmidt <bernds@redhat.com>
11977 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
11980 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11982 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
11983 extraction if no direct load if either EXPAND_CONST_ADDRESS or
11984 EXPAND_INITIALIZER.
11986 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
11987 whether can put offset inside LO_SUM to check mode alignment, not size.
11989 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11991 * doc/tm.texi (Misc): Fix thinko.
11993 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
11995 * regmove.c (replace_in_call_usage): Fix warnings.
11996 * sched-deps.c (add_dependence): Fix warnings.
11997 * simplify-rtx.c (simplify_subreg): Likewise.
11998 Return NULL_RTX instead of NULL.
12000 * reg-stack.c (emit_swap_insn): Eliminate warnings.
12001 (subst_asm_stack_regs): Likewise.
12003 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
12006 * dwarf2out.c (output_call_frame_info): Declare i as int.
12007 (build_abbrev_table): Declare n_alloc as int.
12008 (dwarf2out_finish): Initialize die.
12009 * except.c: Declare sjlj_funcdef_number as unsigned.
12010 (connect_post_landing_pads): Declare j as unsigned.
12011 (convert_to_eh_region_ranges): Initialize call_site.
12012 (output_function_exception_table): Initialize tt_format_size.
12013 * expr.c (move_by_pieces_1): Initialize to1.
12014 (store_constructor): Initialize minelt and maxelt.
12015 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
12016 * function.c (instantiate_decls): Avoid signed/unsigned warning.
12018 * c-decl.c (combine_parm_decls): Unused, remove.
12019 * c-tree.h: Remove prototype for combine_parm_decls.
12021 * reload.c (push_reload): Fix warning.
12022 (regno_clobbered_p): Likewise.
12023 * reload1.c (replace_pseudos_in_call_usage): Likewise.
12024 (reload_combine): Likewise.
12026 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
12027 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
12029 * bitmap.c (bitmap_operation): Change user.
12030 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
12032 2001-07-10 Eric Christopher <echristo@redhat.com>
12034 * config/mips/mips.c (override_options): Fix typo.
12036 2001-07-09 Stan Shebs <shebs@apple.com>
12038 * target.h (struct gcc_target): New fields init_builtins and
12040 * target-def.h (TARGET_INIT_BUILTINS): New macro.
12041 (TARGET_EXPAND_BUILTIN): New macro.
12042 (TARGET_INITIALIZER): Add them.
12043 * builtins.c: Include target.h.
12044 (expand_builtin): Use targetm.expand_builtin.
12045 (default_init_builtins): New function.
12046 (default_expand_builtin): New function.
12047 * expr.h (default_init_builtins): Declare.
12048 (default_expand_builtin): Declare.
12049 * c-common.c (c_common_nodes_and_builtins): Use
12050 targetm.init_builtins.
12051 * defaults.h (MD_INIT_BUILTINS): Remove.
12052 * Makefile.in (builtins.o): Depend on target.h.
12054 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
12055 (TARGET_EXPAND_BUILTIN): Define.
12056 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
12057 (MD_EXPAND_BUILTIN): Remove.
12059 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
12060 (TARGET_EXPAND_BUILTIN): Define.
12061 (c4x_init_builtins): Make endlink arg a local.
12062 (c4x_print_operand): Fix typos in adjust_address usages.
12063 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
12064 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
12065 (MD_EXPAND_BUILTIN): Remove.
12067 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
12068 (TARGET_EXPAND_BUILTIN): Define.
12069 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
12070 (ix86_init_builtins): Call new function only if TARGET_MMX.
12071 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
12072 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
12073 (MD_EXPAND_BUILTIN): Remove.
12075 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
12076 (TARGET_EXPAND_BUILTIN): Define.
12077 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
12078 (MD_EXPAND_BUILTIN): Remove.
12080 * doc/tm.texi: Document these changes.
12082 2001-07-09 Diego Novillo <dnovillo@redhat.com>
12084 * basic-block.h (tree_node): Forward declare if needed.
12085 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
12086 (BLOCK_HEAD_TREE): Define.
12087 (BLOCK_END_TREE): Define.
12088 (struct loops): Rename field 'tree' to 'tree_root'.
12089 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
12091 (flow_loops_tree_build): Rename reference to field 'tree' to
12093 (flow_loops_level_compute): Ditto.
12094 * predict.c (estimate_bb_frequencies): Ditto.
12095 * tree.h (struct tree_common): Add field 'aux'.
12097 2001-07-09 Stan Shebs <shebs@apple.com>
12099 * config/darwin.c (darwin_encode_section_info): Don't mark any
12100 DECL_EXTERNAL node as defined.
12102 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
12104 * pa.c (pa_init_machine_status, pa_mark_machine_status,
12105 pa_free_machine_status, hppa_init_pic_save): Delete.
12106 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
12107 (hppa_profile_hook): Use hppa_pic_save_rtx.
12108 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
12109 hppa_init_pic_save): Delete.
12110 (hppa_pic_save_rtx): Declare.
12111 * pa.md (call, call_value, sibcall, sibcall_value,
12112 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
12114 2001-07-09 Kazu Hirata <kazu@hxi.com>
12116 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
12117 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
12119 2001-07-09 Andreas Jaeger <aj@suse.de>
12121 * output.h: Add declaration of final_forward_branch_p.
12123 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
12125 * varray.c: Include errors.h for internal_error and trim_filename
12128 * Makefile.in (varray.o): Add errors.h.
12130 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
12132 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
12133 * optabs.c (have_add2_insn): Check whether the add insn chosen
12134 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
12135 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
12137 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
12139 * Makefile.in (OBJS): Add ssa-ccp.o
12140 (ssa-ccp.o): Add dependencies.
12141 * toplev.c (DFI_ssa_ccp): New dump file enum.
12142 (dump_file): Add entry for dumping after SSA CCP.
12143 (flag_ssa_ccp): New flag variable.
12144 (f_options): Add -fssa-ccp.
12145 (rest_of_compilation): Run SSA CCP if requested.
12146 * timevar.def (TV_SSA_CCP): New timevar.
12147 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
12148 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
12149 Fix minor typo in SSA DCE documentation.
12150 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
12151 Add documentation for new dump option. Renumber dump files
12154 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12156 * emit-rtl.c (gen_highpart_mode): New.
12157 * rtl.h (gen_highpart_mode): Declare.
12158 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
12159 operand can be VOIDmode constant.
12161 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
12163 * flow.c (redirect_edge_and_branch_force): New.
12164 (can_fallthru): Ensure that basic blocks are succeeding.
12165 (try_optimize_cfg): Do not delete basic block if it is the last one.
12167 * flow.c (try_redirect_by_replacing_jump): Do not remove
12168 jumps with side effects, unlink chain on fallthru edge;
12169 set block for new jump instruction; avoid basic block to
12170 over by line number note.
12172 * flow.c (try_simplify_condjump): Verify that the condjump
12173 is not always falling through.
12176 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12178 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12179 (try_redirect_by_replacing_jump): Update properly the count
12180 and frequency information.
12182 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12184 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
12185 address that is a LO_SUM specially.
12186 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
12188 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
12190 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
12191 (operand_subword): Use them.
12192 (change_address_1): Renamed from change_address; new arg VALIDATE.
12193 * expr.h: Reflect above changes; change_address now macro.
12194 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
12196 * cselib.c (add_mem_for_addr): Likewise.
12197 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
12198 * regmove.c (try_apply_stack_adjustment): Likewise.
12199 * reload.c (push_reload, make_memloc): Likewise.
12200 * reload1.c (eliminate_regs): Likewise.
12201 * simplify-rtx.c (simplify_replace_rtx): Likewise.
12202 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
12204 * combine.c (make_extraction, simplify_shift_const): Likewise.
12205 (gen_lowpart_for_combine): Likewise.
12206 * cse.c (gen_lowpart_if_possible): Likewise.
12207 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
12208 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
12209 * optabs.c (gen_move_insn): Likewise.
12210 * reload1.c (alter_reg): Likewise.
12211 * simplify-rtx.c (simplify_subreg): Likewise.
12212 * stmt.c (expand_anon_union_decl): Likewise.
12213 * recog.c (validate_replace_rtx_1): Likewise.
12215 * Makefile.in (recog.o): Add $(EXPR_H).
12216 * explow.c (stabilize): Call replace_equiv_address.
12217 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
12218 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
12220 2001-07-03 Andrew Haley <aph@redhat.com>
12222 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
12223 the mode of the memory location.
12225 2001-07-09 Bo Thorsen <bo@suse.co.uk>
12227 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
12229 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
12231 * final.c (output_addr_const): Use target opening and
12232 closing parentheses.
12233 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
12234 defaults, add to TARGET_ASM_OUT.
12235 * target.h (struct gcc_target): Add open_paren and close_paren.
12236 * doc/md.texi: Update.
12237 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
12238 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
12239 TARGET_ASM_CLOSE_PAREN.
12240 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12242 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12244 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
12245 * config/a29k/a29k.h: Similarly.
12246 * config/alpha/alpha.h: Similarly.
12247 * config/arc/arc.h: Similarly.
12248 * config/arm/aof.h: Similarly.
12249 * config/arm/aout.h: Similarly.
12250 * config/avr/avr.h: Similarly.
12251 * config/c4x/c4x.h: Similarly.
12252 * config/clipper/clipper.h: Similarly.
12253 * config/convex/convex.h: Similarly.
12254 * config/d30v/d30v.h: Similarly.
12255 * config/dsp16xx/dsp16xx.h: Similarly.
12256 * config/elxsi/elxsi.h: Similarly.
12257 * config/fr30/fr30.h: Similarly.
12258 * config/h8300/h8300.h: Similarly.
12259 * config/i370/i370.h: Similarly.
12260 * config/i386/i386.h: Similarly.
12261 * config/i860/i860.h: Similarly.
12262 * config/i960/i960.h: Similarly.
12263 * config/ia64/ia64.h: Similarly.
12264 * config/m32r/m32r.h: Similarly.
12265 * config/m68hc11/m68hc11.h: Similarly.
12266 * config/m68k/m68k.h: Similarly.
12267 * config/m88k/m88k.h: Similarly.
12268 * config/mcore/mcore.h: Similarly.
12269 * config/mips/mips.h: Similarly.
12270 * config/mn10200/mn10200.h: Similarly.
12271 * config/mn10300/mn10300.h: Similarly.
12272 * config/ns32k/ns32k.h: Similarly.
12273 * config/pa/pa.h: Similarly.
12274 * config/pdp11/pdp11.h: Similarly.
12275 * config/pj/pj.h: Similarly.
12276 * config/romp/romp.h: Similarly.
12277 * config/rs6000/rs6000.h: Similarly.
12278 * config/sh/sh.h: Similarly.
12279 * config/sparc/sparc.h: Similarly.
12280 * config/v850/v850.h: Similarly.
12281 * config/vax/vax.h: Similarly.
12282 * config/we32k/we32k.h: Similarly.
12284 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
12286 * doc/c-tree.texi: Document representation of attributes.
12288 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12290 * doc/tm.texi: Update some places for the rename of target to
12293 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12295 * target.h (struct gcc_target): Add insert_attributes.
12296 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
12297 (TARGET_INITIALIZER): Update.
12298 * tree.c, tree.h (default_insert_attributes): New function.
12299 Update comments on other default functions to refer to targetm,
12301 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
12302 TARGET_INSERT_ATTRIBUTES.
12303 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
12304 * c-common.c (decl_attributes): Use targetm.insert_attributes.
12305 Don't use PRAGMA_INSERT_ATTRIBUTES.
12306 * Makefile.in (c-common.o): Depend on $(TARGET_H).
12307 * c-decl.c (start_decl, start_function): Don't call
12308 SET_DEFAULT_DECL_ATTRIBUTES.
12309 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12310 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
12312 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
12313 (c4x_check_attribute): Avoid modifying attribute list itself.
12314 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
12316 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
12317 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
12319 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
12320 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
12322 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12323 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
12325 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
12326 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
12327 Adjust parameters. Make static.
12329 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12331 * c-common.c (decl_attributes): Only take a single attributes
12333 * c-common.h (decl_attributes): Update prototype.
12334 * c-decl.c (start_decl, start_function): Only take a single
12335 attributes parameter. Update calls to decl_attributes.
12336 (finish_struct, finish_enum): Update calls to decl_attributes.
12337 (push_parm_decl): Expect unified list of attributes. Update call
12338 to decl_attributes.
12339 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
12340 notype_nested_function, component_declarator,
12341 component_notype_declarator, label): Update calls to
12343 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
12344 lists that are passed to push_parm_decl.
12345 * c-tree.h (start_function, start_decl): Update prototypes.
12346 * config/sh/sh-protos.h, config/sh/sh.c
12347 (sh_pragma_insert_attributes): Only take a single attributes
12349 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
12350 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
12351 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
12352 build_module_descriptor, generate_static_references,
12353 generate_strings, build_selector_translation_table,
12354 generate_descriptor_table, generate_protocols,
12355 generate_ivars_list, generate_dispatch_table,
12356 generate_protocol_list, generate_category,
12357 generate_shared_structures, really_start_method, add_objc_decls,
12358 generate_classref_translation_entry): Update calls to start_decl
12359 and start_function.
12360 (build_tmp_function_decl, start_method_def): Unify attribute lists
12361 that are passed to push_parm_decl.
12363 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
12365 * final.c (no_asm_to_stream): New.
12366 (final_scan_insn): Use target structures for prologue ends
12367 and epilogue starts.
12368 * output.h (no_asm_to_stream): New.
12369 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
12370 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
12371 (TARGET_ASM_OUT): Update.
12372 * target.h (struct gcc_target): New members function_end_prologue
12373 and function_begin_epilogue.
12374 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
12375 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
12376 * config/alpha/alpha.c (output_end_prologue): Rename to
12377 alpha_output_function_end_prologue. Use in target struct
12379 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
12380 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
12381 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
12382 ia64_output_function_end_prologue. Use in target struct
12384 (ia64_function_prologue, ia64_funciton_epilogue): Rename
12385 mistyped prototypes.
12386 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
12387 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
12389 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
12390 an use in target struct, make static.
12391 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
12394 2001-07-08 Richard Henderson <rth@redhat.com>
12396 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
12398 2001-07-08 Richard Henderson <rth@redhat.com>
12400 * config/i386/i386.md: Remove constraints strings from define_split
12401 and define_peephole2 patterns.
12402 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
12403 (eh_return): Use them.
12405 2001-07-08 Richard Henderson <rth@redhat.com>
12407 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
12408 Document MD_FALLBACK_FRAME_STATE_FOR.
12410 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12412 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
12413 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
12415 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12417 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12419 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12420 of the label inside NAME as opposed to just the end of NAME.
12422 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12424 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12425 * config/alpha/alpha.c (alpha_init_machine_status,
12426 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12427 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12428 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12429 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12431 2001-07-06 Stan Shebs <shebs@apple.com>
12433 * target.h (targetm): Rename global from "target", so as not to
12434 conflict with local variables.
12436 * c-typeck.c: Ditto.
12439 * cp/decl.c: Ditto.
12440 * cp/decl2.c: Ditto.
12441 * cp/typeck.c: Ditto.
12442 * 1750a/1750a.c: Ditto.
12443 * a29k/a29k.c: Ditto.
12444 * arc/arc.c: Ditto.
12445 * arm/arm.c: Ditto.
12446 * avr/avr.c: Ditto.
12447 * clipper/clipper.c: Ditto.
12448 * convex/convex.c: Ditto.
12449 * d30v/d30v.c: Ditto.
12450 * dsp16xx/dsp16xx.c: Ditto.
12451 * elxsi/elxsi.c: Ditto.
12452 * fr30/fr30.c: Ditto.
12453 * h8300/h8300.c: Ditto.
12454 * i370/i370.c: Ditto.
12455 * i386/i386.c: Ditto.
12456 * i860/i860.c: Ditto.
12457 * i960/i960.c: Ditto.
12458 * ia64/ia64.c: Ditto.
12459 * m32r/m32r.c: Ditto.
12460 * m68hc11/m68hc11.c: Ditto.
12461 * m68k/m68k.c: Ditto.
12462 * m88k/m88k.c: Ditto.
12463 * mips/mips.c: Ditto.
12464 * ns32k/ns32k.c: Ditto.
12466 * pdp11/pdp11.c: Ditto.
12467 * romp/romp.c: Ditto.
12468 * rs6000/rs6000.c: Ditto.
12470 * sparc/sparc.c: Ditto.
12471 * vax/vax.c: Ditto.
12472 * we32k/we32k.c: Ditto.
12473 * doc/tm.texi: Update the manual to match.
12475 2001-07-06 Richard Henderson <rth@redhat.com>
12477 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12478 DWARF2_UNWIND_INFO not just whether it is defined.
12480 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12482 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12483 call to simplify_binary_operation returns a new pattern.
12485 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12487 * glimits.h (__SHRT_MAX__): New.
12488 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12489 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12491 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12493 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12496 2001-07-06 Richard Henderson <rth@redhat.com>
12498 * bitmap.c (bitmap_release_memory): Move adjacent to the
12499 allocation functions.
12500 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12501 the implementation. Binary search for the set bit.
12502 (bitmap_union_of_diff): Allocate the temporary on the stack
12503 instead of using xmalloc.
12505 2001-07-06 Richard Henderson <rth@redhat.com>
12507 * genrecog.c (validate_pattern): Warn for constraints in
12508 define_{expand,split,peephole2}. Remove strict_low_part
12509 before looking up match_dup.
12511 2001-07-06 DJ Delorie <dj@redhat.com>
12513 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12514 chapter about various build hints and history. Add section
12515 talking about the various types of native and cross builds.
12517 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12519 * Makefile.in (final.o): Depend on target.h.
12520 * final.c: Include target.h.
12521 (default_function_pro_epilogue): New.
12522 (final_start_function): Use target structure for function prologues.
12523 (final_end_function): Use target structure for function epilogues.
12524 * fold-const.c (real_hex_to_f): Constify s and p.
12525 * output.h (default_function_pro_epilogue): New.
12526 * real.h (real_hex_to_f): Update prototype.
12527 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12528 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12529 (TARGET_INITIALIZER): Update.
12530 * target.h (gcc_target): Add struct asm_out.
12531 * doc/tm.texi: Update.
12534 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12535 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12536 in cpu/cpu.c, or rename old functions consistently. Take
12537 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12538 redundant macros and prototypes. Make new functions static.
12540 * 1750a/1750a.c: Similarly.
12541 * 1750a/1750a.h: Similarly.
12542 * a29k/a29k-protos.h: Similarly.
12543 * a29k/a29k.c: Similarly.
12544 * a29k/a29k.h: Similarly.
12545 * arc/arc-protos.h: Similarly.
12546 * arc/arc.c: Similarly.
12547 * arc/arc.h: Similarly.
12548 * arm/arm-protos.h: Similarly.
12549 * arm/arm.c: Similarly.
12550 * arm/arm.h: Similarly.
12551 * avr/avr-protos.h: Similarly.
12552 * avr/avr.c: Similarly.
12553 * avr/avr.h: Similarly.
12554 * clipper/clipper-protos.h: Similarly.
12555 * clipper/clipper.c: Similarly.
12556 * clipper/clipper.h: Similarly.
12557 * convex/convex.c: Similarly.
12558 * convex/convex.h: Similarly.
12559 * d30v/d30v-protos.h: Similarly.
12560 * d30v/d30v.c: Similarly.
12561 * d30v/d30v.h: Similarly.
12562 * d30v/d30v.md: Similarly.
12563 * dsp16xx/dsp16xx-protos.h: Similarly.
12564 * dsp16xx/dsp16xx.c: Similarly.
12565 * dsp16xx/dsp16xx.h: Similarly.
12566 * elxsi/elxsi.c: Similarly.
12567 * elxsi/elxsi.h: Similarly.
12568 * fr30/fr30.c: Similarly.
12569 * fr30/fr30.md: Similarly.
12570 * h8300/h8300-protos.h: Similarly.
12571 * h8300/h8300.c: Similarly.
12572 * h8300/h8300.h: Similarly.
12573 * i370/i370-protos.h: Similarly.
12574 * i370/i370.c: Similarly.
12575 * i370/i370.h: Similarly.
12576 * i386/i386.c: Similarly.
12577 * i386/osf1elf.h: Similarly.
12578 * i386/osfrose.h: Similarly.
12579 * i860/i860-protos.h: Similarly.
12580 * i860/i860.c: Similarly.
12581 * i860/i860.h: Similarly.
12582 * i960/i960-protos.h: Similarly.
12583 * i960/i960.c: Similarly.
12584 * i960/i960.h: Similarly.
12585 * ia64/ia64-protos.h: Similarly.
12586 * ia64/ia64.c: Similarly.
12587 * ia64/ia64.h: Similarly.
12588 * m32r/m32r-protos.h: Similarly.
12589 * m32r/m32r.c: Similarly.
12590 * m32r/m32r.h: Similarly.
12591 * m68hc11/m68hc11-protos.h: Similarly.
12592 * m68hc11/m68hc11.c: Similarly.
12593 * m68hc11/m68hc11.h: Similarly.
12594 * m68k/crds.h: Similarly.
12595 * m68k/dpx2.h: Similarly.
12596 * m68k/m68k-protos.h: Similarly.
12597 * m68k/m68k.c: Similarly.
12598 * m68k/m68k.h: Similarly.
12599 * m68k/news.h: Similarly.
12600 * m88k/m88k-protos.h: Similarly.
12601 * m88k/m88k.c: Similarly.
12602 * m88k/m88k.h: Similarly.
12603 * mips/mips-protos.h: Similarly.
12604 * mips/mips.c: Similarly.
12605 * mips/mips.h: Similarly.
12606 * ns32k/merlin.h: Similarly.
12607 * ns32k/ns32k.c: Similarly.
12608 * ns32k/ns32k.h: Similarly.
12609 * ns32k/tek6000.h: Similarly.
12610 * pa/pa-protos.h: Similarly.
12611 * pa/pa.c: Similarly.
12612 * pa/pa.h: Similarly.
12613 * pdp11/2bsd.h: Similarly.
12614 * pdp11/pdp11-protos.h: Similarly.
12615 * pdp11/pdp11.c: Similarly.
12616 * pdp11/pdp11.h: Similarly.
12617 * romp/romp-protos.h: Similarly.
12618 * romp/romp.c: Similarly.
12619 * romp/romp.h: Similarly.
12620 * rs6000/rs6000-protos.h: Similarly.
12621 * rs6000/rs6000.c: Similarly.
12622 * rs6000/rs6000.h: Similarly.
12623 * rs6000/sysv4.h: Similarly.
12624 * sh/sh-protos.h: Similarly.
12625 * sh/sh.c: Similarly.
12626 * sh/sh.h: Similarly.
12627 * sparc/sparc-protos.h: Similarly.
12628 * sparc/sparc.c: Similarly.
12629 * sparc/sparc.h: Similarly.
12630 * vax/vax.c: Similarly.
12631 * vax/vax.h: Similarly.
12632 * vax/vms.h: Similarly.
12633 * we32k/we32k.c: Similarly.
12634 * we32k/we32k.h: Similarly.
12636 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12638 * basic-block.h (first_insn_after_basic_block_note): Declare.
12639 * flow.c (first_insn_after_basic_block_note): Define. Moved
12641 * ssa.c (first_insn_after_basic_block_note): Remove.
12642 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12644 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12645 nodes when we find a dead conditional branch. Insert BARRIERs
12646 after any blocks with no successors, but which do not have
12649 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12651 * varray.c (varray_check_failed): Use internal_error.
12653 2001-07-05 Andrew Haley <aph@redhat.com>
12655 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12656 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12657 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12659 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12661 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12662 reference if the target constant is also a SYMBOL_REF.
12664 2001-07-05 Eric Christopher <echristo@redhat.com>
12666 * config/mips/mips.h (MASK_MIPS3900): Remove.
12667 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12668 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12669 (TARGET_MIPS3900): Change to use mips_arch.
12670 (TARGET_MIPS4000): New.
12671 (TARGET_MIPS4100): New.
12672 (TARGET_MIPS4300): New.
12673 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12674 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12676 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12677 (ISA_HAS_BRANCHLIKELY): To here.
12678 (CC1_CPU_SPEC): New.
12679 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12680 (mips_arch_string): Declare.
12681 (mips_arch): Declare.
12682 (TARGET_OPTIONS): Add -march and -mtune.
12684 * config/mips/mips.c (mips_arch_string): New.
12686 (override_options): Handle -march for codegen and -mtune
12687 for scheduling. Use mips_arch. Move tx39 target default here.
12688 (mips_parse_cpu): Move error message to override_options.
12690 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12692 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12694 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12695 (MIPS Options): Ditto. Change mcpu entry to historical text.
12697 2001-07-05 H.J. Lu (hjl@gnu.org)
12699 * config/mips/mips.c (mips_parse_cpu): New function to parse
12702 2001-07-05 Jim Wilson <wilson@redhat.com>
12704 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12705 * config/ia64/t-ia64: Likewise.
12706 (LIB1ASMFUNCS): Update comment.
12708 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12710 * doc/install.texi (Install GCC: Binaries): Fix typo.
12712 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12714 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12715 reference using the stack pointer, adjust it since we push Y
12717 ("*ashrsi3"): Likewise.
12718 ("*lshrsi3"): Likewise.
12720 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12722 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12723 when -fomit-frame-pointer is used.
12725 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12727 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12728 (try_redirect_by_replacing_jump): Reverse updating properly the
12729 count and frequency information. Reverse removing cc0 setter.
12730 (forwarder_block_p): Reverse fixing for fallthru blocks.
12732 2001-07-05 DJ Delorie <dj@redhat.com>
12734 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12735 (translate_options): If the above is defined, use it to map
12736 given options to new options.
12737 * doc/tm.texi: Document it.
12739 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12740 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12742 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12743 cause programs using computed gotos to run more slowly.
12745 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12747 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12749 Consistently require binutils 2.11.2, not prereleases.
12750 (Specific, decstation-*): Canonicalize as mips-dec-*.
12751 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12753 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12754 (Specific, mips-*): Reword MIPS C compiler requirements.
12755 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12756 (Specific, sunv5): Removed, obsolete.
12758 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12760 * dwarf2out.c (output_loc_list): Use an all ones mask for
12761 .text asm output and don't rely on long long
12762 literals. Reformat some long lines.
12764 2001-07-05 Andreas Jaeger <aj@suse.de>
12766 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12769 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12771 * dwarf2out.c (dwarf2out_define): Update comment.
12772 (dwarf2out_undef): Ditto.
12773 (dwarf2out_start_source_file): Ditto.
12774 (dwarf2out_end_source_file): Ditto.
12775 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12776 since we never call the start/end debug hook for the primary file.
12778 2001-07-04 Kazu Hirata <kazu@hxi.com>
12780 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12783 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12785 * cppinit.c (remove_dup_dirs): Inform if a system include
12786 directory is being reordered.
12787 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12789 * doc/cpp.texi (Search Paths): Likewise.
12790 * doc/gcc.texi (Interoperation): Remove information about
12793 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12795 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12796 (VARRAY_TOP_CHAR_PTR): Likewise.
12798 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12800 * gcc.c (process_command): Don't assign elements of a const char*.
12802 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12804 * emit-rtl.c (change_address): Don't abort if invalid address while
12805 reload is in progress.
12807 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12809 * c-lex.c (cb_file_change): Pass line number to
12810 debug_start_source_file.
12811 (cb_undefine): Pass correct line number to debug_undef.
12813 * toplev.c (debug_start_source_file): Add line number to
12814 parameters. Pass it along to dwarf2out_start_source_file.
12815 (decode_g_option): Stop resetting debug level back to normal when
12816 we change debug formats, unless the current level is
12817 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12820 * toplev.h (debug_start_source_file): Add line number to
12823 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12826 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12828 Output debug_macinfo data for starting file if requested.
12829 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12831 (dwarf2out_define): Output debug_macinfo data for defining a macro
12833 (dwarf2out_undef): Output debug_macinfo data for undefining a
12834 macro if requested.
12835 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12836 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12837 (macinfo_section_label): New. DWARF2 macro info section label.
12838 (dwarf2out_init): If we want macro info, output the start label
12840 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12841 attribute to the compilation unit die pointing to the macro info.
12843 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12845 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12846 DWARF2_DEBUGGING_INFO.
12847 (add_loc_descr_to_loc_list): Ditto.
12848 (output_loc_list): Ditto.
12849 Also, fix thinko in curr not being initialized.
12850 (gen_internal_sym): Ditto.
12852 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12854 * emit-rtl.c (replace_equiv_address): New function.
12855 * expr.h (replace_equiv_address): New declaration.
12856 * explow.c (validize_mem): Call it instead of change_address and
12857 also call if -fforce-addr and address is constant.
12858 * expr.c: Replace more calls to change_address with adjust_address
12859 and/or replace_equiv_address or to validize_mem.
12860 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
12861 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
12862 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12863 * config/i370/i370.md, config/i860/i860.md: Likewise.
12864 * config/i960/i960.md, config/mips/mips.c: Likewise.
12865 * config/mips/mips.md, config/pa/pa.md: Likewise.
12866 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
12867 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
12869 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12871 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
12873 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
12876 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
12878 * doc/include: New directory.
12879 * doc/fdl.texi: Move to doc/include/fdl.texi.
12880 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
12881 * doc/include/funding.texi, doc/include/gpl.texi: New files.
12882 * doc/gcc.texi: Use funding.texi and gpl.texi.
12883 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
12884 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
12885 Update dependencies and use -I $(docdir)/include.
12887 2001-07-04 Anthony Green <green@redhat.com>
12889 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
12891 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12893 * doc/install.texi (sparc64-*-*): Remove garbage.
12895 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
12897 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
12898 Fix typo in last change to use adjust_address.
12900 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12902 * doc/install.texi (Specific): Update information for *-*-solaris*.
12904 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12906 * explow.c (plus_constant_wide): Reinitialize Y for restart.
12908 2001-07-03 Stan Shebs <shebs@apple.com>
12910 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
12911 case for flag_no_mach_text_sections.
12912 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
12913 * config/darwin.c (flag_no_mach_text_sections): Remove.
12914 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
12916 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12918 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
12919 and avoid checking for constant as first operand.
12920 * recog.c (find_constant_term_loc): No longer static.
12921 (adj_offettable_operand): Delete.
12922 * rtl.h (adj_offsettable_operand): Delete declaration.
12923 (find_constant_term): Add declaration.
12924 * caller-save.c: Replace calls to adj_offsettable_operand with calls
12926 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
12927 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
12928 * config/i386/i386.c, config/i386/i386.md: Likewise.
12929 * config/i860/i860.c, config/i960/i960.c: Likewise.
12930 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
12931 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
12932 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
12933 * config/mips/mips.c, config/mips/mips.md: Likewise.
12934 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
12935 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
12936 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
12937 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
12938 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
12939 * config/ns32k/ns32k.md: Likewise.
12941 2001-07-03 Zack Weinberg <zackw@stanford.edu>
12943 * rtl.c (copy_rtx): Handle 'T' format letter.
12944 * gensupport.c (collect_insn_data): Likewise.
12945 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
12947 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
12949 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
12950 -B option. Use 'dir' not 'foo' as example directory name.
12952 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12954 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12955 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
12957 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12959 * doc/cppinternals.texi: Improve formatting and logical markup.
12961 2001-07-03 Andreas Jaeger <aj@suse.de>
12963 * Makefile.in (insn-recog.o): Add dependency on reload.h.
12965 * genrecog.c (write_header): Include reload.h for prototypes in
12968 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
12971 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
12972 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
12973 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
12974 i386_pe_valid_type_attribute_p): Add.
12975 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
12976 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
12978 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12980 * explow.c (plus_constant_wide, case LO_SUM): New case.
12981 (plus_constant_for_output_wide): Delete.
12982 * rtl.h (plus_constant_for_output): Delete.
12983 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
12984 instead of plus_constant_for_output.
12985 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
12986 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
12987 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
12988 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
12989 * config/sparc/sparc.md: Likewise.
12990 Convert some change_address calls to adjust_address.
12992 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12994 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
12995 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
12996 documentation of -std and -Wwrite-strings.
12998 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13000 * cse.c (canon_hash): Don't register registers in very small
13001 register classes, as extending their lifetime might cause
13004 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
13006 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
13008 * flow.c (forwarder_block_p): Fix for fallthru blocks.
13009 (try_redirect_by_replacing_jump): Update properly the count
13010 and frequency information.
13012 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
13014 * toplev.c (dump_file_index): Move SSA dumps just after first
13016 (dump_file): Corresponding changes.
13017 (rest_of_compilation): Move SSA path to just after the first
13019 * doc/gcc.texi (Passes): Update due to movement of SSA path.
13020 * doc/invoke.texi: Update dump file #s as they were completely
13021 out of date with reality.
13023 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13025 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
13027 * expr.c (emit_move_insn_1): Deal with non-default
13030 * expr.c (emit_single_push_insn): Fix warning.
13032 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
13034 * expr.c (emit_move_insn_1): Avoid modifying
13035 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
13037 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13039 * emit-rtl.c (adjust_address): New function.
13040 * expr.h (adjust_address): Add declaration.
13041 * builtins.c: Replace some calls to change_address with calls to it
13042 or to validize_mem.
13043 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
13044 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
13045 * config/arm/arm.c, config/convex/convex.c: Likewise.
13046 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13047 * config/i386/i386.c, config/i386/i386.md: Likewise.
13048 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
13049 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
13050 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
13051 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
13052 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
13054 2001-07-02 Jim Wilson <wilson@redhat.com>
13056 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
13058 2001-07-02 Steve Ellcey <sje@cup.hp.com>
13060 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
13061 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
13063 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13065 * cppinit.c (lang_defaults): New table.
13066 (set_lang): Just read from lang_defaults into the live options
13069 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13071 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
13072 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
13073 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
13075 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13077 * doc/install.texi: Various spelling and markup fixes.
13078 (Installing GCC): Component specific installation instructions are
13081 Warn about removing old install dir in the presence of shared libs.
13082 (Configuration): Invoke with options target to match configure
13084 Consistently refer to gas, gld pathnames.
13085 Invert --enable-multilib documentation.
13086 Remove references to old compiler versions.
13088 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13090 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
13092 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13094 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
13096 (Specific, mips*-sgi-irix5): Note IDO download.
13097 Reworded MIPS C hints.
13098 Use GNU as instead of GAS.
13100 Removed SGI Freeware reference, IRIX 6 only.
13101 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
13102 Note N64 library requirement/workaround.
13104 Complete list of structure passing bug victims.
13106 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13108 * doc/install.texi: Remove CVS Id.
13110 2001-07-02 Andreas Jaeger <aj@suse.de>
13112 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
13113 (find_inherently_necessary): Remove unused variable.
13115 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
13117 * c-common.h (TDI_inlined): New ast dump phase.
13118 (dump_flag_name): New function.
13119 * c-dump.c (dump_files): Add inlined phase.
13120 (dump_flag_name): Define.
13121 * doc/invoke.texi (-fdump-ast-inlined): Document.
13123 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13125 * stor-layout.c (layout_decl): Revert change to handling of alignment
13128 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13130 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
13133 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
13135 * doc/tm.texi (FUNCTION_ARG): Document that the last call
13138 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
13140 * tlink.c (recompile_files): Remove COMPILER_PATH and
13141 LIBRARY_PATH from the environment.
13143 2001-07-01 Zack Weinberg <zackw@stanford.edu>
13145 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
13146 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
13148 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
13150 * c-parse.in (OBJC_STRING): Kill.
13151 (objc_string): Decompose to [objc_string] '@' STRING.
13152 (reswords): Take the leading '@' off all the Objective C keywords.
13153 (objc_rid_sans_at): Kill.
13154 (init_reswords): Don't initialize it.
13155 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
13156 (_yylex): Kill reconsider label. Look ahead one token after
13157 an '@'; if we get an identifier, check whether it's an
13158 Objective C @-keyword. If so, return the keyword. Otherwise,
13159 put back the token and return the '@' as a terminal.
13161 * cpplib.c (lex_macro_node): Remove unnecessary check for
13162 leading '@' on identifier. Clarify control flow and commentary.
13164 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13166 * cse.c (new_label_ref): Variable deleted.
13167 (insert): Remove set of new_label_ref.
13168 (check_for_label_ref): New function.
13169 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
13171 See ChangeLog.5 for earlier changes.