1 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3 * expr.c (emit_block_move): If X is readonly emit CLOBBER for it.
4 (clear_storage): Likewise, for OBJECT.
6 Thu Nov 8 16:23:51 2001 Jeffrey A Law (law@cygnus.com)
8 * pa.c (emit_move_sequence): Fix SUBREG expression to
9 use proper byte offset when extending a constant from
12 2001-11-09 Jakub Jelinek <jakub@redhat.com>
14 * cfgrtl.c (purge_dead_edges): Remove REG_EH_REGION note for insns
17 Thu Nov 8 18:00:55 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19 * explow.c (convert_memory_address, case SUBREG): Only return
20 inner object if SUBREG_PROMOTED_VAR_P or known to be pointer.
22 2001-11-08 Richard Henderson <rth@redhat.com>
24 * Makefile.in (GCC_FOR_TARGET): Add build_tooldir/sys-include.
25 (CROSS_SYSTEM_HEADER_DIR): Use build_tooldir not tooldir.
26 (ORDINARY_FLAGS_TO_PASS, stmp-fixinc): Likewise.
28 2001-11-08 Aldy Hernandez <aldyh@redhat.com>
30 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -maltivec.
32 2001-11-08 Jakub Jelinek <jakub@redhat.com>
34 * dwarf2out.c (debug_str_hash): New.
35 (struct indirect_string_node): New.
36 (struct dw_val_struct): Change type of val_str to it.
37 (DEBUG_STR_SECTION_FLAGS): Define.
38 (add_AT_string): Push string into hashtable, increment reference
40 (AT_string): Return string from ht_identifier.
41 (AT_string_form): New.
42 (free_AT): For dw_val_class_str, just decrement reference counter.
43 (size_of_string): Remove.
44 (size_of_die): Use AT_string_form to decide what size the string
46 (size_of_pubnames): Use strlen instead of size_of_string.
47 (value_format): Use AT_string_form for dw_val_class_str.
48 (output_die): Output DW_FORM_strp strings using
49 dw2_asm_output_offset.
50 (indirect_string_alloc, output_indirect_string): New.
51 (dwarf2out_finish): Emit .debug_str strings if there are any.
53 2001-11-08 Andreas Franck <afranck@gmx.de>
55 * configure.in: Add AC_ARG_PROGRAM to support program name
56 transformation with --program-prefix, --program-suffix and
57 --program-transform-name.
58 * configure: Regenerated.
59 * Makefile.in (GCC_INSTALL_NAME, CPP_INSTALL_NAME,
60 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, GCOV_INSTALL_NAME,
61 GCCBUG_INSTALL_NAME, GCC_CROSS_NAME, CPP_CROSS_NAME,
62 PROTOIZE_CROSS_NAME, UNPROTOIZE_CROSS_NAME): Handle
63 program_transform_name the way suggested by autoconf.
64 (GCC_TARGET_INSTALL_NAME): Define.
65 (install-driver): Use the transformed target alias name.
67 2001-11-08 Richard Henderson <rth@redhat.com>
69 * config/mips/mips.c (save_restore_insns): Remove GP from the
70 restore registers mask early instead of special casing it inside
73 2001-11-08 Neil Booth <neil@daikokuya.demon.co.uk>
75 * cp/decl.c (shadow_warning): New function.
76 (pushdecl): Improve -Wshadow warnings. Don't give both a warning
77 and an error when a block scope decl shadows a parameter.
79 2001-11-08 Richard Henderson <rth@redhat.com>
81 * config/fp-bit.h (usi_to_float): Define for US_SOFTWARE_GOFAST
84 2001-11-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
86 * pa.md (negdf2, negsf2): Use multiplication rather than subtraction
87 to implement floating negation on processors prior to PA 2.0.
89 2001-11-08 Jakub Jelinek <jakub@redhat.com>
91 * dwarf2asm.c (mark_indirect_pool_entry, mark_indirect_pool): New.
92 (USE_LINKONCE_INDIRECT): Define.
93 (dw2_output_indirect_constant_1): Try to output indirect constants
94 into linkonce sections if possible.
95 (dw2_force_const_mem): Likewise. Register indirect_pool with GGC.
96 (dw2_output_indirect_constants): Likewise.
98 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
100 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Add vrsave.
102 2001-11-07 Neil Booth <neil@daikokuya.demon.co.uk>
104 * c-decl.c (pushdecl): Remove file and line.
105 * c-typeck.c (pop_init_level): Remove size.
107 2001-11-07 Aldy Hernandez <aldyh@redhat.com>
109 * doc/invoke.texi: Add -maltivec, -mno-altivec, and -mabi=altivec
112 * config/rs6000/rs6000.h (MASK_ALTIVEC): New.
113 (TARGET_ALTIVEC): New.
114 (TARGET_SWITCHES): Add altivec.
115 (FIRST_PSEUDO_REGISTER): Change to 109.
116 (CALL_USED_REGISTERS): Same.
117 (FIRST_ALTIVEC_REGNO): New.
118 (LAST_ALTIVEC_REGNO): New.
119 (ALTIVEC_REGNO_P): New.
120 (UNITS_PER_ALTIVEC_WORD): New.
121 (ALTIVEC_VECTOR_MODE): New.
122 (FIXED_REGISTERS): Add altivec registers.
123 (REG_ALLOC_ORDER): Same.
124 (HARD_REGNO_NREGS): Adjust for altivec registers.
125 (HARD_REGNO_MODE_OK): Same.
126 (MODES_TIEABLE_P): Same.
127 (REGISTER_MOVE_COST): Same.
128 (REGNO_REG_CLASS): Same.
129 (reg_class): Add ALTIVEC_REGS.
130 (REG_CLASS_NAMES): Same.
131 (REG_CLASS_CONTENTS): Same.
132 (REG_CLASS_FROM_LETTER): Add 'v' constraint for ALTIVEC_REGS.
133 (ALTIVEC_ARG_RETURN): New.
134 (FUNCTION_VALUE): Handle VECTOR_TYPE.
135 (LIBCALL_VALUE): Handle altivec vector modes.
136 (VECTOR_MODE_SUPPORTED_P): New.
137 (ALTIVEC_ARG_MIN_REG): New.
138 (ALTIVEC_ARG_MAX_REG): New.
139 (ALTIVEC_ARG_NUM_REG): New.
140 (FUNCTION_VALUE_REGNO_P): Return true for altivec return register.
141 (FUNCTION_ARG_REGNO_P): Support passing args in altivec registers.
142 (REGISTER_NAMES): Add altivec regs.
143 (DEBUG_REGISTER_NAMES): Same.
144 (ADDITIONAL_REGISTER_NAMES): Same.
145 (rs6000_builtins): New.
146 (MD_EXPAND_BUILTIN): New.
147 (MD_INIT_BUILTINS): New.
148 (LEGITIMATE_OFFSET_ADDRESS_P): This addressing mode is not valid
149 for AltiVec instructions.
150 (LEGITIMATE_LO_SUM_ADDRESS_P): Same.
151 (HARD_REGNO_MODE_OK): Altivec modes can only go in altivec
153 (SECONDARY_MEMORY_NEEDED): We need memory to copy vector modes.
154 (TARGET_SWITCHES): Add no-altivec.
155 (DATA_ALIGNMENT): Align vectors to 128 bits.
156 (TARGET_OPTIONS): Add abi= option.
157 Add rs6000_abi_string extern.
158 (LOCAL_ALIGNMENT): New.
159 (CPP_CPU_SPEC): Define __ALTIVEC__ when -maltivec.
160 (MASK_ALTIVEC_ABI): New.
161 (TARGET_ALTIVEC_ABI): New.
162 (CONDITIONAL_REGISTER_USAGE): Set first 20 AltiVec registers to
164 (STACK_BOUNDARY): Adjust for altivec.
165 (BIGGEST_ALIGNMENT): Same.
166 (rs6000_args): Add vregno.
167 (USE_ALTIVEC_FOR_ARG_P): New.
168 (FIXED_REGISTERS): Add vrsave register.
169 (CALL_USED_REGISTERS): Same.
170 (CONDITIONAL_REGISTER_USAGE): Set VRSAVE info.
172 (reg_class): Add VRSAVE_REGS.
173 (REG_CLASS_NAMES): Same.
174 (REG_CLASS_CONTENTS): Same.
175 (REGNO_REG_CLASS): Same.
177 * config/rs6000/sysv4.h (STACK_BOUNDARY): Adjust for altivec.
178 (ABI_STACK_BOUNDARY): Same.
179 (BIGGEST_ALIGNMENT): Same.
180 (ADJUST_FIELD_ALIGN): Remove undef. Define anew.
181 (ROUND_TYPE_ALIGN): Same.
183 * config/rs6000/aix.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
186 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
189 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Change BIGGEST_ALIGNMENT
192 * config/rs6000/rs6000.c (rs6000_expand_builtin): New.
193 (altivec_expand_builtin): New.
194 (altivec_init_builtins): New.
195 (TARGET_EXPAND_BUILTIN): New.
196 (TARGET_INIT_BUILTINS): New.
197 (rs6000_init_builtins): New.
198 (struct builtin_description): New.
200 (rs6000_reg_names): Add altivec registers.
201 (alt_reg_names): Same.
202 (secondary_reload_class): Altivec regs can hold altivec regs and
204 (rs6000_emit_move): Force constants into memory for AltiVec moves.
205 (print_operand): Add 'y' case for printing altivec memory
207 (rs6000_legitimize_address): Legitimize vector addresses into
209 (altivec_expand_binop_builtin): New.
210 New string rs6000_current_abi.
211 (rs6000_override_options): Call rs6000_parse_abi_options.
212 (rs6000_parse_abi_options): New.
213 (function_arg_boundary): Vector arguments must be 16
215 (function_arg_advance): Handle vector arguments.
216 (function_arg_partial_nregs): Same.
217 (init_cumulative_args): Same.
218 (function_arg): Same.
220 * config/rs6000/rs6000.md (altivec_lvx): New.
221 (type): Add altivec attribute.
223 (*movv4si_internal): New.
225 (*movv16qi_internal): New.
227 (*movv8hi_internal1): New.
229 (*movv4sf_internal1): New.
346 2001-11-07 Daniel Berlin <dan@cgsoftware.com>
348 * Makefile.in (df.o): Add fibheap.h to dependencies.
350 * df.h: Add prototypes for transfer functions, iterative_dataflow
352 (enum df_flow_dir): New enum.
353 (enum df_confluence_op): New enum.
354 (struct df): Add inverse_rts_map.
356 * df.c: Add sbitmap.h to the list of includes.
357 (df_rd_global_compute): Removed.
358 (df_ru_global_compute): Removed.
359 (df_lr_global_compute): Removed.
360 (df_rd_transfer_function): New function.
361 (df_ru_transfer_function): New function.
362 (df_lr_transfer_function): New function.
363 (df_analyse_1): allocate/compute/free df->inverse_rts_map.
364 Use iterative_dataflow_bitmap instead of df_*_global_compute.
365 (iterative_dataflow_sbitmap): New function.
366 (iterative_dataflow_bitmap): New function.
368 2001-11-07 Joseph S. Myers <jsm28@cam.ac.uk>
370 * doc/gcc.texi: Move terminology and spelling conventions to
371 htdocs/codingconventions.html.
373 2001-11-07 Graham Stott <grahams@redhat.com>
375 * cse.c (cse_insn): Emit BARRIER after unconditional jump.
377 Wed Nov 7 13:33:34 CET 2001 Jan Hubicka <jh@suse.cz>
379 * expmed.c (expand_mult): Force operand to register before computing
381 * i386.c (x86_decompose_lea): New global vairable.
382 * i386.h (x86_decompose_lea): Declare.
383 (TARGET_DECOMPOSE_LEA): New macro.
384 (RTX_COST): Handle leas properly.
386 2001-11-06 Richard Henderson <rth@redhat.com>
388 * config/alpha/elf.h (DO_SELECT_SECTION): TREE_READONLY is not
389 defined for a CONSTRUCTOR; don't check it.
391 2001-11-06 Danny Smith <dannysmith@users.sourceforge.net>
393 * gcov.c (output_data): Use IS_ABSOLUTE_PATHNAME to
394 test for absolute pathnames.
396 2001-11-06 Olivier Hainque <hainque@act-europe.fr>
398 * unwind-dw2.c (execute_cfa_program): Evaluate call frame
399 instructions up to the target pc inclusive.
401 2001-11-06 Steve Christiansen <smc@us.ibm.com>
403 * loop.c (loop_regs_scan): Don't invalidate PIC register.
405 2001-11-06 Eric Christopher <echristo@redhat.com>
407 * config/mips/mips.md(movdf_internal2): Add constraints for float
408 to general register move.
409 * config/mips/elf64.h: Add default ABI.
411 2001-11-06 Neil Booth <neil@cat.daikokuya.demon.co.uk>
413 * alias.c:: Include langhooks.h.
414 * emit-rtl.c: Similarly.
415 * toplev.c: Similarly.
416 * tree-inline.c: Similarly.
417 * langhooks-def.h: New, the old langhooks.h. Give the default
418 hooks a common prefix.
419 * langhooks.h: Contents extracted from toplev.h.
420 * toplev.h: Move langhook stuff to langhooks.h.
421 * langhooks.c: Give default hooks a common prefix.
423 * c-lang.c: Include langhooks-def.h.
424 * objc/objc-act.c: Similarly.
425 * Makefile.in: Update.
426 * objc/Make-lang.in: Update.
428 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
430 * doc/install.texi: Document that configure options not listed in
431 this file are unsupported. Document --with-system-zlib.
433 Tue Nov 6 09:21:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
435 * rtl.h (mem_for_const_double): New declaration.
436 * varasm.c (mem_for_const_double): New function.
437 * config/convex/convex.md (movdf): Use it.
438 * config/m68k/hp320.h (LEGITIMATE_PIC_OPERAND_P): Likewise.
439 * config/m68k/linux.h, config/m68k/m68k.h: Likewise.
440 * config/m68k/m68kv4.h: Likewise.
442 * config/alpha/alpha.h (SECONDARY_MEMORY_NEEDED): Adjust for addition
443 of new GP reg classes.
445 * expr.c (store_field): When making temp object for unaligned
446 component, set it to alias set 0.
448 2001-11-06 Joseph S. Myers <jsm28@cam.ac.uk>
450 * c-common.c (c_expand_expr_stmt): Apply default conversions to
451 non-lvalue arrays if C99.
452 * c-typeck.c (default_conversion): Split out code handling
453 array-to-pointer and function-to-pointer conversions into a
454 separate default_function_array_conversion function.
455 (default_function_array_conversion): New function. Keep track of
456 whether any NON_LVALUE_EXPRs were stripped. Return non-lvalue
457 arrays unchanged outside C99 mode instead of giving an error for
459 (build_component_ref): Use pedantic_non_lvalue when handling
460 COMPOUND_EXPR. Don't handle COND_EXPR specially.
461 (convert_arguments): Use default_function_array_conversion.
462 (build_unary_op): For ADDR_EXPR, take a flag indicating whether
464 (unary_complex_lvalue): Likewise.
465 (internal_build_compound_expr): Use
466 default_function_array_conversion. Apply default conversions to
467 function in compound expression.
468 (build_c_cast, build_modify_expr, digest_init, build_asm_stmt):
469 Use default_function_array_conversion.
470 * doc/extend.texi: Update documentation of subscripting non-lvalue
474 2001-11-05 Zack Weinberg <zack@codesourcery.com>
476 * aclocal.m4: (AM_WITH_NLS): Don't look at ALL_LINGUAS.
477 (AM_GNU_GETTEXT): Set CATALOGS to a list of .gmo files
478 corresponding to the complete set of .po and .gmo files in
479 the source directory's po subdir, modified by LINGUAS. Don't
481 * configure.in: Don't set ALL_LINGUAS.
482 * configure: Regenerate.
484 * Makefile.in (.po.gmo): Don't move into source directory.
485 (.po.pox): Clarify comments.
486 (install-po): Look for .gmo files in both srcdir and objdir;
487 don't fail if a file is totally missing.
488 (distclean): rmdir ada subdirectory too.
490 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
492 * config/rs6000/rs6000.c (rs6000_select_section): Handle
493 CONSTRUCTORs _correctly_.
495 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
497 * c-decl.c (delete_block): Remove.
498 * c-tree.h (delete_block): Remove.
500 2001-11-05 Neil Booth <neil@cat.daikokuya.demon.co.uk>
502 * cppexp.c (lex, parse_defined): Update warning about defined.
504 2001-11-05 Geoffrey Keating <geoffk@redhat.com>
506 * config/rs6000/rs6000.c (rs6000_select_section): Handle
509 2001-11-05 Nick Clifton <nickc@cambridge.redhat.com>
511 * config/arm/arm.c (arm_return_in_memory): Cope with
512 int_size_in_bytes returning -1.
514 * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Handle
517 Mon Nov 5 16:15:25 CET 2001 Jan Hubicka <jh@suse.cz>
519 * Makefile.in (bb-reoder.o): Add depdendency on cfglayout.h;
520 remove unneded depdendencies;
522 * cfglayout.c, cfglayout.h: New files; break out from ...
523 * bb-reorder.c: ... here; Remove unneeded includes;
525 2001-11-04 Alan Modra <amodra@bigpond.net.au>
527 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Mark r2 as used.
529 2001-11-04 David Edelsohn <edelsohn@gnu.org>
531 * config/rs6000/rs6000.c (rs6000_emit_move): Handle 64-bit
532 mode as well. Do not explicitly create intermediate regs.
534 2001-11-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
536 * arm/aof.h (aof_text_section, aof_data_section): Don't declare.
537 (common_section): Delete unused variable.
538 (ASM_OUTPUT_ASCII): Fix signed/unsigned warnings.
539 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
540 * arm-protos.h (arm_poke_function_name, aof_add_import,
541 aof_delete_import): Const-ify.
542 * arm.c (legitimize_pic_address): Wrap variables in the macro
543 controlling their usage.
544 (arm_finalize_pic): Mark variable with ATTRIBUTE_UNUSED.
545 (arm_poke_function_name, pic_chain, import, aof_add_import,
546 aof_delete_import): Const-ify.
547 * i386.c (ix86_osf_output_function_prologue): Const-ify.
548 * i386/sysv4.h (ASM_OUTPUT_FLOAT, ASM_OUTPUT_DOUBLE,
549 ASM_OUTPUT_LONG_DOUBLE): Fix format specifier warnings.
550 * i860/fx2800.h (DBX_OUTPUT_STANDARD_TYPES): Const-ify.
551 * i860/sysv3.h: Add missing comment closure.
552 * m68k/apollo68.h (ASM_RETURN_CASE_JUMP): Add missing semi-colon.
553 * m88k/dgux.h (SELECT_RTX_SECTION): Add missing argument in call
556 * config.gcc (m680[02]0-*-*): Rename case from m68000-*-*.
557 (i960-*-*): Set tmake_file.
558 (sparc86x-*-elf*): Fix typo in header name.
560 * sched-rgn.c (schedule_insns): Delete unused variable.
562 2001-11-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
565 * c-typeck.c (lookup_field): Rework to return a chain down to
567 (build_component_ref): Use the new lookup_field to handle
568 nested anonymous entities correctly.
570 Sun Nov 4 11:53:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
572 * config/sparc/sparc.c (sparc_emit_set_const32, GEN_HIGHINT64):
573 Change parameters to gen_rtx_CONST_DOUBLE.
574 (GEN_INT64, sparc_emit_set_const64): Likewise.
575 * config/sparc/sparc.md (movdf split): Likewise.
577 2001-11-03 Geoffrey Keating <geoffk@redhat.com>
579 * unroll.c (calculate_giv_inc): Use find_last_value rather
580 than just hoping the last instruction is the right SET.
581 [Fixes 990604-1.c on stormy16.]
583 * config/stormy16/stormy16.h (LIB_SPEC): Don't supply any libgloss
584 library at all if -T is used.
586 * config/stormy16/stormy16.c (stormy16_print_operand): Avoid
587 some uses of uninitialized variables in error cases.
589 * config/stormy16/stormy16.c (stormy16_output_shift): Don't
590 look at 'temp' if we won't be using it.
592 * config/stormy16/stormy16.h (CONST_COSTS): Define.
594 (ADDRESS_COST): Define.
595 (MEMORY_MOVE_COST): Allow for memory_move_secondary_cost.
597 * config/stormy16/stormy16.h (ASM_SPEC): Pass -g to the assembler.
599 * config/stormy16/stormy16.h (ASM_OUTPUT_MI_THUNK): Call
600 stormy16_asm_output_mi_thunk.
601 * config/stormy16/stormy16.c (stormy16_asm_output_mi_thunk): New
603 * config/stormy16/stormy16-protos.h
604 (stormy16_asm_output_mi_thunk): New prototype.
606 2001-11-04 Joseph S. Myers <jsm28@cam.ac.uk>
608 * ChangeLog.2, ChangeLog.4, ChangeLog.5, ChangeLog,
609 FSFChangeLog.10, FSFChangeLog.11, alias.c, attribs.c,
610 caller-save.c, calls.c, cfg.c, cfganal.c, cfgcleanup.c, cfgrtl.c,
611 cppmacro.c, fold-const.c, ifcvt.c, local-alloc.c, profile.c,
612 sched-int.h, toplev.c, config/alpha/alpha.c,
613 config/alpha/alpha.md, config/c4x/c4x.h, config/cris/cris.h,
614 config/cris/cris.md, config/i370/i370.md, config/i386/i386.c,
615 config/i386/i386.h, config/i386/i386.md, config/i386/xm-djgpp.h,
616 config/ia64/ia64.c, config/m68hc11/m68hc11.c, config/m68k/m68k.md,
617 config/mcore/mcore.h, config/mmix/mmix.c, config/ns32k/ns32k.h,
618 config/ns32k/ns32k.md, config/rs6000/rs6000.c,
619 config/rs6000/sysv4.h, config/sh/sh.md: Fix spelling errors.
621 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
623 * Makefile.in (dbxout.o): Depend on function.h.
624 * collect2.c (is_in_list): Hide unused function.
625 * dbxout.c: Include function.h.
626 (source_label_number, dbxout_source_line, dbxout_source_file,
627 dbxout_function_end, dbxout_begin_function): Wrap/move inside
628 macros controlling usage.
629 * gcc.c (TARGET_EXECUTABLE_SUFFIX): Undef before defining.
630 * output.h (exports_section): Prototype.
632 * convex.c (convex_output_function_prologue): Fix format specifier
634 (asm_declare_function_name): Fix signed/unsigned warning.
635 (print_operand): Fix format specifier warning.
636 * convex.h (S_REGNO_P, A_REGNO_P): Fix signed/unsigned warning.
637 * dsp16xx-protos.h (uns_comparison_operator,
638 num_1600_core_shifts): Prototype.
639 * dsp16xx.c: Include tm_p.h, not dsp16xx-protos.h.
640 (frame_size, frame_pointer_offset): Delete.
641 (dsp16xx_output_function_prologue, dsp16xx_output_function_epilogue):
642 Make static. Fix format specifier warnings.
643 * dsp16xx.h (IS_ACCUM_REG): Fix unsigned>=0 warning.
644 (EXTRA_SECTION_FUNCTIONS): Prototype const_section.
645 * dsp16xx.md: Add default case in switches.
646 * fr30.h (IN_RANGE): Delete.
647 * ia64.h (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
648 * mcore-protos.h (mcore_output_cmov): Const-ify.
649 * mcore.c (mcore_output_cmov): Likewise.
650 * mcore.h (switch_to_section): Make static and prototype.
651 * mn10200.h (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Fix
652 unsigned>=0 warnings.
653 * mn10300.h (REGNO_IN_RANGE_P): Likewise.
654 * rs6000-protos.h (read_only_data_section,
655 read_only_private_data_section): Prototype.
656 * rs6000.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
657 * sh.c (sh_adjust_cost): Mark parameter with ATTRIBUTE_UNUSED.
658 * sh.h (GENERAL_REGISTER_P): Fix unsigned>=0 warning.
660 2001-11-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
662 * dwarf2asm.c (dw2_asm_output_pcrel): Mark parameters with
664 * final.c (final_scan_insn): Add brackets around body of if-stmt.
665 * gcc.c (convert_filename): Add static prototype. Const-ify.
666 Wrap variable in macros controlling its use.
667 * output.h (sdata_section): Add prototype.
669 * 1750a.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
670 (ASM_OUTPUT_ASCII): Avoid signed/unsigned warning.
671 * c4x.h (INIT_SECTION_FUNCTION): Add prototype.
672 (ASM_FILE_START): Const-ify.
673 (ASM_OUTPUT_BYTE_FLOAT, ASM_OUTPUT_SHORT_FLOAT): Fix format
675 * c4x.md: Don't use the 'U' integer suffix.
676 * clipper.md (clipper_movstr): Delete declaration.
677 * d30v-protos.h (d30v_move_2words): Const-ify.
678 (debug_stack_info): Add prototype.
679 * d30v.c: Include "integrate.h".
680 (d30v_function_arg_boundary, d30v_function_arg,
681 d30v_function_arg_partial_nregs, d30v_function_arg_advance): Avoid
682 signed/unsigned warnings.
683 (d30v_print_operand_memory_reference, d30v_move_2words):
685 * d30v.h (REG_CLASS_FROM_LETTER): Use unsigned array subscript.
686 * fr30.c (fr30_pass_by_reference, fr30_pass_by_value): Prototype.
687 * fr30.md: Const-ify.
688 * h8300.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
689 * i370.c (i370_label_scan, mvs_get_label): Make definition static.
690 (mvs_get_label_page): Hide unused static function.
691 * i860.c (current_function_original_name): Const-ify.
692 * i860/sysv3.h (current_function_original_name): Likewise.
693 * i860/sysv4.h (current_function_original_name): Likewise.
694 * i960.md: Add default case in switches. Remove unused variable.
695 * i960/vx960-coff.h (MULTILIB_DEFAULTS): Undef before defining.
696 * m32r.md: Const-ify.
697 * m68hc11-protos.h (m68hc11_asm_file_start): Const-ify.
698 * m68hc11.c: Include "reload.h".
699 (static_chain_reg, print_options, m68hc11_asm_file_start):
701 * m68hc11.md: Delete unused variable. Const-ify. Add parens
702 around & in comparison.
703 * mcore.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
704 * mn10200.c (shift_mode): Remove trailing comma.
705 * mn10300-protos.h (output_tst): Const-ify.
706 * mn10300.c (output_tst): Likewise.
707 * pa/long_double.h (ASM_OUTPUT_LONG_DOUBLE): Fix format specifier
709 * pa-protos.h (output_ascii): Use regular char *, not unsigned.
710 * pa.c (output_ascii): Likewise.
711 * pa/som.h (EXTRA_SECTION_FUNCTIONS): Add prototype.
712 * pdp11.md (expand_unop): Delete declarations.
713 * pj-protos.h (pj_output_addsi3): Const-ify.
714 * pj.c (pj_output_push_int, pj_output_load, pj_output_inc,
715 pj_output_cnv_op, mode_to_char, pj_output_varidx, pj_print_cond,
716 unique_src_operand): Add prototypes.
717 (pj_output_store_into_lval): Make definition static.
718 (pj_function_incoming_arg): Don't use unary plus.
719 (pj_output_addsi3): Const-ify.
720 * romp.md (get_symref): Delete declarations.
721 * v850-c.c (mark_current_function_as_interrupt): Don't return
722 value from void function.
723 * v850.c: Include "integrate.h".
724 * v850.h (ASM_OUTPUT_LABELREF): Const-ify.
725 * vax-protos.h (const_section): Add prototype.
727 2001-11-03 Aldy Hernandez <aldyh@redhat.com>
729 * machmode.def: Add documentation for the seventh argument in
732 2001-11-04 Hans-Peter Nilsson <hp@bitrange.com>
734 * doc/invoke.texi (MMIX Options) <-mno-knuthdiv>: Say remainder
736 <-mno-toplevel-symbols>: Change @code{:} to @samp{:}.
737 <-melf>: Don't have markup for ELF acronym.
739 2001-11-03 Hans-Peter Nilsson <hp@bitrange.com>
741 * config.gcc (mmix-*-*): New target.
742 * doc/invoke.texi: Document MMIX options.
743 * doc/contrib.texi: Add note about MMIX port to my entry.
744 * config/mmix/t-mmix: New file.
745 * config/mmix/mmix.h: New file.
746 * config/mmix/mmix-protos.h: New file.
747 * config/mmix/mmix.c: New file.
748 * config/mmix/mmix.md: New file.
749 * config/mmix/crti.asm: New file.
750 * config/mmix/crtn.asm: New file.
752 2001-11-03 Kazu Hirata <kazu@hxi.com>
754 * config/sparc/linux-aout.h: Fix comment formatting.
755 * config/sparc/linux.h: Likewise.
756 * config/sparc/linux64.h: Likewise.
757 * config/sparc/lynx.h: Likewise.
758 * config/sparc/pbd.h: Likewise.
759 * config/sparc/sol2-sld-64.h: Likewise.
760 * config/sparc/sol2.h: Likewise.
761 * config/sparc/sparc.c: Likewise.
762 * config/sparc/sparc.h: Likewise.
763 * config/sparc/sparc.md: Likewise.
764 * config/sparc/sunos4.h: Likewise.
765 * config/sparc/vxsim.h: Likewise.
766 * config/sparc/vxsparc.h: Likewise.
767 * config/sparc/vxsparc64.h: Likewise.
769 Sat Nov 3 10:37:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
771 * cselib.c (cselib_subst_to_values, case CONST_DOUBLE): Remove
772 reference to CONST_DOUBLE_MEM in comment.
773 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Remove one operand.
774 (gen_rtx, case CONST_DOUBLE): Call it with one less operand.
775 (init_emit_once): Don't clear CONST_DOUBLE_MEM.
776 * function.c (pop_function_context_from): Don't call
777 restore_varasm_status.
778 * function.h (restore_varasm_status): Delete declaration.
779 * gengenrtl.c (CONST_DOUBLE_FORMAT): Delete CONST_DOUBLE_MEM slot.
781 * rtl.def (CONST_DOUBLE): Update comment.
782 * rtl.h (CONST_DOUBLE_HIGH, CONST_DOUBLE_LOW): Update operand number.
783 (CONST_DOUBLE_CHAIN): Likewise.
784 (CONST_DOUBLE_MEM): Delete.
785 (gen_rtx_CONST_DOUBLE): Update parameters.
786 * varasm.c (struct varasm_status): x_pool_offset now HOST_WIDE_INT.
787 Remove reference to CONST_DOUBLE_MEM.
788 (const_alias_set): New variable.
789 (immed_double_const): Change call to gen_rtx_CONST_DOUBLE.
790 (immed_real_const_1): Adjust tests for 0, 1, and 2.
791 Don't set CONST_DOUBLE_MEM.
792 (clear_const_double_mem): Don't do anything with const_tiny_rtx.
793 (output_constant_def): Don't look at TREE_CST_RTL if INTEGER_CST.
794 Put constant in const_alias_set.
795 (struct pool_constant): ALIGN now unsigned.
796 OFFSET now HOST_WIDE_INT.
798 (restore_varasm_status): Deleted.
799 (mark_pool_constant): Mark desc->rtl.
800 (force_const_mem): Rework to store rtl in hash table,
801 not CONST_DOUBLE_MEM.
802 Put constant in const_alias_set.
803 (find_pool_constant): Check desc->rtl.
804 (mark_constants, mark_constant): Don't special-case CONST_DOUBLE.
805 (init_varasm_once): Initialize const_alias_set.
807 * expr.c (expand_expr, case ADDDR_EXPR): If at top level, don't call
810 * reload.c (combine_reloads): Don't combine an output reload if there
811 are other reloads around for part of the output.
813 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGINGP_P if T is a
815 (set_mem_decl): New function.
816 * expr.h (set_mem_decl): New declaration.
817 * final.c (get_decl_from_op): Don't use ORIGINAL_REGNO if not pseudo.
818 (output_asm_operand_names): Add tab.
819 * reload1.c (alter_reg): Set decl of MEM from REG_DECL.
821 * builtins.c (get_memory_rtx): Properly set MEM alias set and
824 2001-11-03 Joseph S. Myers <jsm28@cam.ac.uk>
826 * doc/extend.texi, doc/gcc.texi, doc/install.texi, doc/tm.texi:
827 Use "invalid" instead of "illegal". Use @r in comments in
830 2001-11-02 Neil Booth <neil@daikokuya.demon.co.uk>
832 * c-decl.c (pushdecl): Move block inside if conditional to remove
833 possibility of a segfault. Lookup block-level extern
834 variables in enclosing scopes correctly.
836 * testsuite/gcc.c-torture/compile/20001018-1.x: Remove XFAIL.
838 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
840 * expmed.c (store_bit_field): Use simplify_gen_subreg to make
841 SUBREG so we avoid SUBREGing memory.
843 * expmed.c (store_bit_field): Same.
845 2001-11-02 DJ Delorie <dj@redhat.com>
847 * config/rs6000/rs6000.c (rs6000_emit_move): Make sure that
848 using FP registers for DImode mem-mem moves is acceptable.
850 2001-11-02 Aldy Hernandez <aldyh@redhat.com>
852 * builtins.c (apply_args_size): Handle vector arguments.
853 (apply_result_size): Same.
855 * machmode.def: Set WIDER mode field for all vector entries.
857 2001-11-02 Graham Stott <grahams@redhat.com>
859 * recog.c (decode_asm_operands): Check that the SRC is ASM_OPERANDS.
861 2001-11-01 Eric Christopher <echristo@redhat.com>
863 * config.gcc: Revert part of earlier patch.
864 * config/mips/linux.h: Ditto.
865 * df.c: Include tm_p.h to avoid warnings.
866 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Add defaults. Adjust
868 * config/mips/mips.c: Define mips_abi regardless.
869 (mips_output_function_prologues): Add long casts for .frame
871 (override_options): Allow use of ABI_32.
873 2001-11-01 Kazu Hirata <kazu@hxi.com>
875 * config/m68hc11/m68hc11.c: Fix comment formatting.
876 * config/m68hc11/m68hc11.h: Likewise.
877 * config/m68hc11/m68hc11.md: Likewise.
879 2001-11-01 Neil Booth <neil@daikokuya.demon.co.uk>
881 * c-typeck.c (default_conversion): Retain the original expression
883 * gcc.dg/Wparentheses.c: New tests.
885 2001-11-01 David S. Miller <davem@redhat.com>
887 * doc/install.texi (Specific, sparc-sun-solaris2*): Bring
888 64-bit Sparc description more in line with reality.
890 2001-11-01 Joseph S. Myers <jsm28@cam.ac.uk>
892 * Makefile.in (GCOV_OBJS): Add version.o.
893 * gcov.c: Include "version.h" and <getopt.h>.
894 (gcov_version_string): Remove.
895 (print_usage): Take a parameter to determine whether this is a
896 call from --help or an error message. Give fuller output that
897 follows the GNU Coding Standards for --help.
898 (print_version): New function.
900 (process_args): Use getopt_long. Support long options. Follow
901 GNU Coding Standards for --help and --version.
902 * doc/gcov.texi: Document long options.
903 Addresses part of PR other/704.
905 2001-11-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
907 * pa.c (output_move_double): Fix typo in double load.
909 2001-11-01 Kazu Hirata <kazu@hxi.com>
911 * config/h8300/h8300.c (h8300_encode_label): Compute a string
912 before passing it to ggc_alloc_string.
914 2001-11-01 Kazu Hirata <kazu@hxi.com>
916 * config/m68k/3b1.h: Fix comment formatting.
917 * config/m68k/3b1g.h: Likewise.
918 * config/m68k/a-ux.h: Likewise.
919 * config/m68k/amix.h: Likewise.
920 * config/m68k/apollo68.h: Likewise.
921 * config/m68k/atari.h: Likewise.
922 * config/m68k/aux-exit.c: Likewise.
923 * config/m68k/ccur-GAS.h: Likewise.
924 * config/m68k/crds.h: Likewise.
925 * config/m68k/dpx2.h: Likewise.
926 * config/m68k/dpx2g.h: Likewise.
927 * config/m68k/hp310.h: Likewise.
928 * config/m68k/hp320.h: Likewise.
929 * config/m68k/isi.h: Likewise.
930 * config/m68k/linux.h: Likewise.
931 * config/m68k/lynx.h: Likewise.
932 * config/m68k/m68k-psos.h: Likewise.
933 * config/m68k/m68k.c: Likewise.
934 * config/m68k/m68k.h: Likewise.
935 * config/m68k/m68k.md: Likewise.
936 * config/m68k/m68kelf.h: Likewise.
937 * config/m68k/m68kv4.h: Likewise.
938 * config/m68k/mot3300.h: Likewise.
939 * config/m68k/news.h: Likewise.
940 * config/m68k/next.h: Likewise.
941 * config/m68k/pbb.h: Likewise.
942 * config/m68k/plexus.h: Likewise.
943 * config/m68k/sgs.h: Likewise.
944 * config/m68k/sun3.h: Likewise.
945 * config/m68k/tower.h: Likewise.
946 * config/m68k/vxm68k.h: Likewise.
948 2001-10-31 DJ Delorie <dj@redhat.com>
950 * config/mips/mips.h (mips_cache_flush_func): Prototype.
951 (TARGET_OPTIONS): Support -mflush-func= and -mno-flush-func.
952 (INITIALIZE_TRAMPOLINE): Use mips_cache_flush_func if nonzero.
953 * config/mips/mips.c (mips_cache_flush_func): New.
954 * doc/invoke.texi: Document the new options.
956 2001-10-31 Hans-Peter Nilsson <hp@axis.com>
958 * config.gcc (cris-*-linux*, tm_file): Rearrange order.
959 * config/cris/linux.h (LIB_SPEC, STARTFILE_SPEC): Don't redefine.
961 * config/cris/cris.h (EH_RETURN_DATA_REGNO): Fix formatting.
963 * config/cris/cris.c: Include output.h after tree.h but before
966 2001-10-31 Zack Weinberg <zack@codesourcery.com>
968 * Makefile.in (INTL_TARGETS, POSUB): Delete all references.
969 (INTL_SUBDIRS): Just intl.
970 (.SUFFIXES): Add .gmo .po .pox.
971 (native): Also depend on build-@POSUB@.
972 (intl.all, intl.install): Depend on config.h and things it includes.
973 (po-generated): New target; depend on c-parse.c and tradcif.c.
974 (install-normal): Also depend on install-@POSUB@.
975 (XGETTEXT, GMSGFMT, MSGMERGE, PACKAGE, CATALOGS): New variables.
976 (build-, install-, build-po, update-po, install-po,
977 .po.gmo, .po.pox, $(PACKAGE).pot, po/$(PACKAGE).pot): New rules.
979 * aclocal.m4: Prefix each entry in CATALOGS with "po/"
980 * configure.in: Don't munge XGETTEXT. Don't generate
982 * configure: Regenerate.
985 * config/m68k/m68k.h: Add doc strings for -msky and -mnosky.
986 * objc/Make-lang.in: Replace $(INTL_TARGETS) with po-generated.
988 2001-10-31 Kazu Hirata <kazu@hxi.com>
990 * config/h8300/h8300.md (two anonymous patterns): New.
992 2001-10-31 Aldy Hernandez <aldyh@redhat.com>
994 * tree.h (tree_index): Add support for V16QI and V8HI.
995 (V8HI_type_node): New.
996 (V16QI_type_node): New.
998 * tree.c (build_common_tree_nodes_2): Same.
1000 * c-common.c (type_for_mode): Same.
1002 2001-10-31 Kazu Hirata <kazu@hxi.com>
1004 * config/i386/att.h: Fix comment formatting.
1005 * config/i386/beos-elf.h: Likewise.
1006 * config/i386/bsd.h: Likewise.
1007 * config/i386/bsd386.h: Likewise.
1008 * config/i386/crtdll.h: Likewise.
1009 * config/i386/cygwin.asm: Likewise.
1010 * config/i386/cygwin.h: Likewise.
1011 * config/i386/djgpp.h: Likewise.
1012 * config/i386/freebsd-aout.h: Likewise.
1013 * config/i386/freebsd.h: Likewise.
1014 * config/i386/gas.h: Likewise.
1015 * config/i386/i386-interix.h: Likewise.
1016 * config/i386/i386-protos.h: Likewise.
1017 * config/i386/i386.c: Likewise.
1018 * config/i386/i386.h: Likewise.
1019 * config/i386/i386.md: Likewise.
1020 * config/i386/i386elf.h: Likewise.
1021 * config/i386/interix.c: Likewise.
1022 * config/i386/isc.h: Likewise.
1023 * config/i386/isccoff.h: Likewise.
1024 * config/i386/iscdbx.h: Likewise.
1025 * config/i386/linux.h: Likewise.
1026 * config/i386/lynx.h: Likewise.
1027 * config/i386/mingw32.h: Likewise.
1028 * config/i386/netbsd-elf.h: Likewise.
1029 * config/i386/next.h: Likewise.
1030 * config/i386/osf1elf.h: Likewise.
1031 * config/i386/osfrose.h: Likewise.
1032 * config/i386/sco5.h: Likewise.
1033 * config/i386/seq-gas.h: Likewise.
1034 * config/i386/seq-sysv3.h: Likewise.
1035 * config/i386/sequent.h: Likewise.
1036 * config/i386/sol2.h: Likewise.
1037 * config/i386/sun386.h: Likewise.
1038 * config/i386/uwin.asm: Likewise.
1039 * config/i386/uwin.h: Likewise.
1040 * config/i386/vxi386.h: Likewise.
1041 * config/i386/win32.h: Likewise.
1042 * config/i386/winnt.c: Likewise.
1043 * config/i386/xm-cygwin.h: Likewise.
1044 * config/i386/xm-mingw32.h: Likewise.
1046 2001-10-31 Kazu Hirata <kazu@hxi.com>
1048 * builtins.def: Fix comment typos.
1049 * config/alpha.c: Likewise.
1050 * config/arm/arm.c: Likewise.
1051 * config/avr/avr.h: Likewise.
1052 * config/d30v/d30v.c: Likewise.
1053 * config/d30v/d30v.h: Likewise.
1054 * config/d30v/d30v.md: Likewise.
1055 * config/dsp16xx/dsp16xx.c: Likewise.
1056 * config/fr30/fr30.c: Likewise.
1057 * config/fr30/fr30.md: Likewise.
1058 * config/i386/i386.c: Likewise.
1059 * config/i860/i860.c: Likewise.
1060 * config/i960/i960.c: Likewise.
1061 * config/ia64/ia64.c: Likewise.
1062 * config/mips/mips.c: Likewise.
1063 * config/pa/pa.c: Likewise.
1064 * config/rs6000/rs6000.c: Likewise.
1065 * config/s390/s390.c: Likewise.
1066 * config/sparc/sparc.c: Likewise.
1068 2001-10-30 Kazu Hirata <kazu@hxi.com>
1070 * config/mips/elf.h: Fix comment formatting.
1071 * config/mips/elf64.h: Likewise.
1072 * config/mips/iris5.h: Likewise.
1073 * config/mips/iris5gas.h: Likewise.
1074 * config/mips/iris6.h: Likewise.
1075 * config/mips/isa3264.h: Likewise.
1076 * config/mips/linux.h: Likewise.
1077 * config/mips/mips.c: Likewise.
1078 * config/mips/mips.h: Likewise.
1079 * config/mips/mips.md: Likewise.
1080 * config/mips/mips16.S: Likewise.
1081 * config/mips/netbsd.h: Likewise.
1082 * config/mips/osfrose.h: Likewise.
1083 * config/mips/r3900.h: Likewise.
1084 * config/mips/sni-svr4.h: Likewise.
1085 * config/mips/svr4-t.h: Likewise.
1086 * config/mips/ultrix.h: Likewise.
1088 2001-10-30 Daniel Berlin <dan@cgsoftware.com>
1090 * bitmap.c (bitmap_element_free): Don't forget to update head->indx
1091 when we update head->current.
1093 2001-10-30 Neil Booth <neil@daikokuya.demon.co.uk>
1095 * tree.c (id_string_size): Remove.
1096 (dump_tree_statistics): Update.
1097 * toplev.c (compile_file): If dumping stats, dump tree stats too.
1099 Tue Oct 30 19:00:43 CET 2001 Jan Hubicka <jh@suse.cz>
1101 * sched-rgn.c (schedule_insns): Fix comment.
1103 2001-10-30 Zack Weinberg <zack@codesourcery.com>
1105 * configure.in: Correct previous change: don't assume that
1106 gas's version number _isn't_ the last thing on the line, or
1107 isn't the only number on the line, either.
1108 * configure: Regenerate.
1110 2001-10-30 Kazu Hirata <kazu@hxi.com>
1112 * cfgcleanup.c: Fix a comment typo.
1114 2001-10-30 Kazu Hirata <kazu@hxi.com>
1116 * alias.c: Fix comment formatting.
1117 * recog.c: Likewise.
1118 * config/cris/cris.c: Likewise.
1119 * config/cris/cris.h: Likewise.
1120 * config/i960/i960.c: Likewise.
1121 * config/i960/i960.h: Likewise.
1123 2001-10-30 Kazu Hirata <kazu@hxi.com>
1125 * config/arm/arm.c: Fix a comment typo.
1126 * config/arm/arm.h: Likewise.
1127 * config/ia64/ia64.c: Likewise.
1129 2001-10-30 Jakub Jelinek <jakub@redhat.com>
1131 * emit-rtl.c (set_unique_reg_note): Don't create REG_EQUAL or
1132 REG_EQUIV notes for ASM_OPERANDS. Return the new note (if any).
1133 * rtl.h (set_unique_reg_note): Change return value.
1134 * gcse.c (try_replace_reg): Use set_unique_reg_note.
1135 * cse.c (cse_insn): Likewise.
1136 * expr.c (emit_move_insn): Likewise.
1137 * explow.c (force_reg): Likewise.
1138 * local-alloc (update_equiv_regs): Likewise.
1139 * loop.c (move_moveables, load_mems): Likewise.
1140 * reload (find_reloads): Likewise.
1142 2001-10-30 Paolo Bonzini <bonzini@gnu.org>
1145 * c-decl.c (parmlist_tags_warning, start_struct,
1146 check_for_loop_decls): Separate messages for struct, union and
1147 enum cases to allow for languages in which they have different
1149 * c-format.c (scanf_flag_specs): Separate short and long name of
1150 the assignment suppression feature.
1151 (check_format_types): Localize "pointer" and "different types"
1153 * c-lex.c (lex_number): Localize "an unsigned long int" and
1155 (lex_string) [MULTIBYTE_CHARS]: Use initial lowercase letter on
1157 * c-typeck.c (build_unary_up): Separate messages for increment and
1158 decrement cases to allow for languages in which they use different
1159 articles. Localize the strings "increment" and "decrement" in one
1162 Tue Oct 30 11:08:11 CET 2001 Jan Hubicka <jh@suse.cz>
1164 * lcm.c (optimize_mode_switching): Do not rebuild liveness information
1165 when no changes has been made.
1167 * gcse.c (reg_set_bitmap): Turn into reg_set.
1168 (modify_mem_list_set, canon_modify_mem_list_set)
1169 (clear_modify_mem_tables, free_modify_mem_tables): New.
1170 (gcse_main); Use free_modify_mem_tables.
1171 (free_gcse_mem): Likewise; free the bitmaps.
1172 (alloc_gcse_main): Initialize the bitmaps.
1173 (canon_list_insert): Set canon_modify_mem_list_set.
1174 (record_last_mem_set_info): Likewise; set modify_mem_list_set.
1175 (compute_hash_table): Use clear_modify_mem_tables.
1176 (reset_opr_set_tables): Likewise.
1177 (oprs_not_set_p): reg_set_bitmap is regset.
1178 (mark_set, mark_clobber): Likewise.
1180 * df.h (DF_EQUIV_NOTES): New constant.
1181 (df_insn_refs_record): Record uses inside or REG_EQUIV/EQUAL notes
1184 * sched-rgn.c (CHECK_DEAD_NOTES): New constant.
1185 (init_regions, schedule_insns): Conditionalize the checking
1186 code by CHECK_DEAD_NOTES; avoid multiple calls to update_life_info.
1188 Tue Oct 30 11:02:31 CET 2001 Jan Hubicka <jh@suse.cz>
1190 * i386.md (movti_rex64 splitter): Fix condition.
1192 2001-10-29 Zack Weinberg <zack@codesourcery.com>
1194 * configure.in: Do not assume that gas's version number is the
1195 last thing on the first line of as --version output.
1196 * configure: Regenerate.
1198 * tradcpp.c: Include intl.h. Rename WARNING, ERROR, FATAL to
1199 MT_WARNING, MT_ERROR, MT_FATAL.
1200 (main): Call gcc_init_libintl.
1201 (v_message): Call gettext on msgid and "warning: "
1202 * tradcif.y: Include intl.h.
1203 (yyerror): Make parameter definition consistent with
1204 prototype. Call gettext on msgid argument.
1206 2001-10-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1208 * combine.c (num_sign_bit_copies): Avoid signed/unsigned
1211 * sparc/sol2.h: Include <sys/mman.h> when L_trampoline is defined.
1213 Mon Oct 29 19:22:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1215 * reload1.c (eliminate_regs): Test for reg_renumber being allocated
1216 before referencing it.
1218 2001-10-26 DJ Delorie <dj@redhat.com>
1220 * config/rs6000/sysv4.h (LINK_SPEC): Allow -msdata=none to
1221 override -G, and force -G0.
1223 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1225 * ChangeLog.2, ChangeLog.3, ChangeLog.4, FSFChangeLog.10,
1226 FSFChangeLog.11, c-common.c, c-common.def, c-common.h, c-decl.c,
1227 c-dump.c, c-typeck.c, except.c, sdbout.c, simplify-rtx.c,
1228 timevar.h, tree.h, varasm.c: Fix spelling errors and typos.
1230 * loop.h (struct induction): Rename ext_dependant to
1232 * loop.c: Change all uses.
1233 (check_ext_dependant_givs): Rename to check_ext_dependent_givs.
1234 All callers changed.
1235 * timevar.c (DEFTIMEVAR): Fix spelling of identifier__ parameter.
1237 2001-10-29 Joseph S. Myers <jsm28@cam.ac.uk>
1239 * c-parse.in (expr_no_commas, primary), c-typeck.c
1240 (parser_build_binary_op): Use IS_EXPR_CODE_CLASS.
1242 2001-10-29 David Edelsohn <edelsohn@gnu.org>
1244 Undo assemble_name change in earlier patch.
1246 Mon Oct 29 21:11:40 2001 Nicola Pero <n.pero@mi.flashnet.it>
1248 * objc/objc-act.c (finish_message_expr): For the GNU runtime: when
1249 determining the type of the receiver, do not check that TREE_CODE
1250 of receiver is CALL_EXPR before calling receiver_is_class_object().
1251 (receiver_is_class_object): For the GNU runtime: recognize
1252 the case that the receiver is self in a class method context.
1253 Check that TREE_CODE of receiver is CALL_EXPR when checking that
1254 the receiver is a call to objc_get_class.
1256 2001-10-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
1258 * pa.md (floatunssisf2): Set subreg 0 of operand 2 to zero.
1260 Mon Oct 29 07:23:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1262 * Makefile.in (OBJS): Put all files in alphabetical order.
1264 * dwarf2out.c (add_const_value_attribute): Fix error in last
1267 Mon Oct 29 12:43:06 CET 2001 Jan Hubicka <jh@suse.cz>
1269 * basic-block.h (purge_all_dead_edges): Add update_life_p argument.
1270 * cfgcleanup.c (merge_blocks): Update the life flag after merging;
1272 * cfgrtl.c (purge_all_dead_edges): Allow updating of liveness.
1273 (life_analysis): call purge_all_dead_edges after deleting noops.
1274 (delete_noop_move): Do not purge CFG.
1275 * toplev.c (rest_of_compilation): Update purge_all_dead_edges call.
1277 2001-10-28 David Edelsohn <edelsohn@gnu.org>
1279 * config/rs6000/aix31.h (ASM_OUTPUT_EXTERNAL): Use assemble_name.
1280 * config/rs6000/darwin.h (RS6000_OUTPUT_BASENAME): Delete.
1281 (ASM_GLOBALIZE_LABEL): Use assemble_name.
1282 (ASM_OUTPUT_COMMON): Likewise.
1283 * config/rs6000/rs6000.c (print_operand): Use assemble_name.
1284 (rs6000_output_function_epilogue): Likewise.
1285 (output_mi_thunk): Fix typo.
1286 (rs6000_output_symbol_ref): Use assemble_name.
1287 (output_toc): Likewise.
1288 * config/rs6000/sysv4.h (RS6000_OUTPUT_BASENAME): Delete.
1289 * config/rs6000/xcoff.h (RS6000_OUTPUT_BASENAME): Delete;
1290 assemble_name calls STRIP_NAME_ENCODING.
1291 (ASM_OUTPUT_LABEL): Use assemble_name.
1292 (ASM_GLOBALIZE_LABEL): Likewise.
1293 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1294 (ASM_OUTPUT_ALIGNED_COMMON): Indent pseudo-op. Use assemble_name.
1295 (ASM_OUTPUT_LOCAL): Likewise.
1297 Sun Oct 28 15:45:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1299 * builtins.c (get_memory_rtx): Handle POINTERS_EXTEND_UNSIGNED case.
1300 (expand_builtin_apply, expand_builtin_return): Likewise.
1301 (expand_builtin_va_arg, expand_builtin_va_copy): Likewise.
1303 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1305 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1306 ChangeLog.5, ChangeLog, FSFChangeLog.10, FSFChangeLog.11,
1307 c-common.c, c-common.h, c-parse.in, c-typeck.c, cfg.c, config.gcc,
1308 configure, configure.in, except.c, except.h, flow.c, function.c,
1309 gcc.c, gcse.c, genrecog.c, libgcc2.c, loop.c, loop.h, params.def,
1310 predict.def, predict.h, reg-stack.c, regmove.c, sched-deps.c,
1311 sched-int.h, sibcall.c, ssa.c, stringpool.c, toplev.c, tree.c,
1312 unroll.c: Fix spelling errors.
1314 * doc/extend.texi, doc/invoke.texi: Fix spelling.
1316 * doc/gcc.texi: Document use of "dependent" and American spelling.
1318 Sun Oct 28 17:05:36 CET 2001 Jan Hubicka <jh@suse.cz>
1320 * expr.c (emit_group_load): Support CONCATs by storing them to memory
1323 Sun Oct 28 09:59:54 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1325 * expr.c (store_constructor_field): Only call adjust_address on MEM.
1327 Sun Oct 28 16:48:09 CET 2001 Jan Hubicka <jh@suse.cz>
1329 * genrecog.c (write_switch): Output if before switch for
1330 DT_elt_zero_wide_safe.
1332 2001-10-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1334 * Makefile.in (toplev.o, halfpic.o): Depend on halfpic.h
1335 * i386/osfrose.h (SUBTARGET_SWITCHES): Add missing comma.
1336 (FUNCTION_PROFILER): Const-ify.
1337 * halfpic.c: Include "expr.h", "output.h" and "halfpic.h".
1338 (eliminate_constant_term, assemble_name, output_addr_const):
1339 Remove declarations.
1340 (ptr_half_pic_address_p, half_pic_hash): Prototype.
1341 (all_refs, half_pic_prefix, half_pic_hash, half_pic_declare,
1342 half_pic_external, half_pic_address_p, half_pic_ptr): Const-ify.
1343 * halfpic.h (ptr_half_pic_address_p, half_pic_finish): Prototype.
1344 (half_pic_declare, half_pic_external): Const-ify.
1345 * toplev.c: Include "halfpic.h".
1347 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
1349 * config/alpha/alpha.md, config/arm/arm.c, config/arm/arm.h,
1350 config/d30v/d30v.h, config/fr30/fr30.c, config/i370/x-oe,
1351 config/i386/i386.c, config/i386/i386-interix.h,
1352 config/i386/i386.md, config/i386/i386.h, config/i386/sco5.h,
1353 config/i860/i860.h, config/i860/i860.md, config/m68k/aux-exit.c,
1354 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.md,
1355 config/ns32k/ns32k.h, config/pa/pa.c, config/rs6000/rs6000.c,
1356 config/sparc/sparc.c, config/m68hc11/m68hc11.c,
1357 config/cris/cris.c, config/cris/cris.h, config/s390/s390.c,
1358 config/s390/s390.h, config/stormy16/stormy16.h, doc/tm.texi: Fix
1361 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
1362 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
1363 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
1364 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
1365 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
1366 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
1367 system.h, toplev.c: Fix spelling errors.
1369 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1371 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
1373 * dwarf2out.c (reg_number): Abort if pseudo.
1374 (reg_loc_descriptor): Return 0 if pseudo.
1375 (is_based_loc): Return 0 if pseudo.
1376 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
1378 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
1379 (loc_descriptor): Return 0 if can't find location and handle 0
1380 return from recursive calls.
1381 (loc_descriptor_from_tree): Likewise.
1382 Fix handling of indirect.
1383 Also return 0 for PLACEHOLDER_EXPR.
1384 Clean up COMPONENT_REF cases.
1385 (add_AT_location_descriptor): Simplify, but handle 0 return from
1387 (add_const_value_attribute): Avoid shift count warning.
1388 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
1389 Set comp_unit_die as context if not in function.
1391 * config/mips/mips-protos.h: Break up long lines.
1392 Remove needless #ifdef/#endif blocks.
1393 Don't declare functions declared in file made by genpreds or recog.h.
1394 * config/mips/mips.c (mips_output_function_prologue): TSIZE
1395 is now HOST_WIDE_INT; delete unneeded casts.
1396 * config/mips/mips.h: Don't use #elif.
1398 * expr.c (stor_constructor_field): Always call adjust_address.
1399 Copy TARGET before changing its alias set.
1400 (store_field): Likewise, for TO_RTX.
1401 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
1403 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
1404 (find_placeholder): Return 0 if can't find object.
1405 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
1408 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1410 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
1412 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
1414 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
1415 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
1416 (merge_blocks): Properly udpate life after making edge nonfallthru.
1417 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
1419 2001-10-26 Kazu Hirata <kazu@hxi.com>
1421 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
1423 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
1425 * c-typeck.c (convert_arguments): When comparing for enumeral
1426 type equality, use TYPE_MAIN_VARIANT.
1427 * gcc.dg/Wconversion.c: New tests.
1429 2001-10-26 Kazu Hirata <kazu@hxi.com>
1431 * s390/s390.c: Fix comment typos.
1432 * s390/s390.h: Likewise.
1433 * s390/s390.md: Likewise.
1435 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1437 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
1438 (walk_tree): Use it for tail calls where appropriate.
1440 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1442 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
1443 non-local label_refs.
1445 2001-10-26 Kazu Hirata <kazu@hxi.com>
1447 * config/h8300/h8300.md (4 anonymous patterns): New.
1449 2001-10-26 Kazu Hirata <kazu@hxi.com>
1451 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
1452 algorithm through the shift_info structure.
1453 (emit_a_shift): Update the use of get_shift_alg.
1455 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
1457 * sched-rgn.c: Remove bitset typedef.
1458 Change bitset to sbitmap in prototypes / variable types.
1460 Remove edgeset_bits.
1461 Remove edgeset_size.
1462 s/BITSET_ADD/SET_BIT/g
1463 s/BITSET_INVERT/sbitmap_ones/g
1464 s/BITSET_INTER/sbitmap_a_and_b/g
1465 s/BITSET_UNION/sbitmap_a_or_b/g
1466 s/BITSET_DIFFER/sbitmap_difference/g
1467 s/bitset_member/TEST_BIT/g
1468 (BITSET_*): Removed.
1469 (bitset_member): Removed.
1470 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
1471 EXECUTE_IF_SET_IN_SBITMAP.
1472 (split_edges): Rewrite, use sbitmap functions instead of bitset
1474 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
1476 2001-10-26 Andreas Schwab <schwab@suse.de>
1478 * reload1.c (emit_input_reload_insns): Fix parens in last
1479 (undocumented) change that was supposed to change only whitespace.
1481 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1483 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
1485 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
1488 2001-10-26 Andreas Jaeger <aj@suse.de>
1490 * flow.c (clear_log_links): Remove unused variable.
1491 * cfgcleanup.c (cleanup_cfg): Likewise.
1493 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
1495 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
1496 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
1498 2001-10-26 Richard Henderson <rth@redhat.com>
1500 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
1501 rename PV_REG to R27_REG.
1502 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
1503 (REG_CLASS_FROM_LETTER): Update.
1504 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
1505 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
1506 (udivsi3, modsi3, umodsi3): Likewise.
1507 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
1509 2001-10-26 Richard Henderson <rth@redhat.com>
1511 * cfg.c (clear_aux_for_blocks): Split out of ...
1512 (free_aux_for_blocks): here.
1513 (clear_aux_for_edges): Split from ...
1514 (free_aux_for_edges): here.
1515 * basic-block.h: Declare them.
1516 * lcm.c (compute_antinout_edge): Use them.
1517 (compute_laterin, compute_available, compute_nearerout): Likewise.
1518 (optimize_mode_switching): Likewise.
1520 2001-10-26 Richard Henderson <rth@redhat.com>
1522 * Makefile.in (unstage*): Remove as, ld, collect-ld before
1523 moving everything back to the main build directory.
1525 2001-10-26 Christopher Faylor <cgf@redhat.com>
1527 * config/i386/cygwin.h: Search target specfic include directory, if
1530 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1532 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
1533 of macro guards. Fix #endif comment.
1535 * output.h (default_exception_section, default_eh_frame_section):
1536 Move prototypes outside of macro guard.
1538 * crtstuff.c: Fix #endif comment.
1540 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
1542 * doc/md.texi (movMM): Clarify semantics of storing into a
1543 non-paradoxical SUBREG.
1545 2001-10-25 Zack Weinberg <zack@codesourcery.com>
1547 * langhooks.c (lang_hook_default_clear_binding_stack): New.
1548 (lang_hook_default_get_alias_set): Move next to other alias
1550 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
1551 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
1552 (LANG_HOOKS_INITIALIZER): Add it.
1553 * toplev.h (struct lang_hooks): Add clear_binding_stack.
1554 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
1555 instead of a loop calling poplevel.
1557 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
1559 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
1560 occurrences of #elif with #if...#endif.
1562 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1564 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
1566 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1568 * alias.c (can_address_p): No longer static.
1569 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
1570 Return 0 if all parameters are default values.
1571 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
1572 (adjust_address_1): Try harder to compute a size.
1573 * expr.c (expand_assignment, store_constructor): If can't address,
1574 set MEM_KEEP_ALIAS_SET_P.
1575 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
1576 (store_field): Likewise.
1577 (store_constructor): Simplify call to store_constructor_field.
1578 * expr.h (can_address_p): New declaration.
1579 * gensupport.c (gen_rtx_CONST_INT): New function.
1580 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
1581 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
1582 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
1584 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
1586 2001-10-24 Christopher Faylor <cgf@redhat.com>
1588 * config/i386/cygwin.h: Use proper path for mingw crt files when
1591 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1593 * dwarf2out.c (file_info_cmp): Always return consistent results.
1595 2001-10-24 Roger Sayle <roger@eyesopen.com>
1597 * stmt.c (expand_end_case): Index jumptables from zero for
1598 suitably small values of minval.
1600 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1602 * stor-layout.c (place_union_field): If any field was aligned with
1603 attribute aligned, set record type's TYPE_USER_ALIGN.
1604 (place_field): Likewise.
1605 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
1606 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
1608 2001-10-24 Zack Weinberg <zack@codesourcery.com>
1610 * c-common.h (struct c_common_identifier): Remove rid_code field.
1611 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
1613 * c-typeck.c (constructor_designated): New local flag.
1614 (struct constructor_stack): Add "designated" field to match.
1615 (start_init): Clear it.
1616 (really_start_incremental_init, push_init_level): Push and
1618 (pop_init_level): Pop it.
1619 (set_designator): Set it.
1621 (pop_init_level): Suppress "missing initializer" warnings if
1622 constructor_designated is true.
1623 (process_init_element): Suppress warning about union
1624 initialization under traditional C, if constructor_designated
1627 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1629 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
1632 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
1634 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
1636 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
1638 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
1639 the node was already a set to a constant.
1641 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1643 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
1644 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
1646 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1648 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
1649 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
1650 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
1651 * s390.c (s390_final_chunkify): Don't use string concatenation.
1652 (s390_function_prologue, s390_function_epilogue): Const-ify.
1653 * s390.h (FUNCTION_PROFILER): Remove unused variable.
1655 2001-10-24 Jakub Jelinek <jakub@redhat.com>
1657 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
1660 2001-10-23 Stan Shebs <shebs@apple.com>
1662 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
1663 -traditional-cpp in first-stage compilation.
1665 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1667 * gensupport.c (target_flags): Add.
1669 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
1671 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
1673 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
1674 * except.c (expand_builtin_frob_return_addr): Likewise.
1675 (expand_builtin_eh_return): Likewise.
1676 * stmt.c (expand_computed_goto): Likewise.
1677 * explow.c (memory_address): Likewise.
1678 (allocate_dynamic_stack_space): Clean up predicate testing.
1679 (probe_stack_range): Convert SIZE to Pmode.
1680 * calls.c (rtx_for_function_call): Only call convert_memory_address
1682 Pass function call operand as ptr_mode, not Pmode.
1683 * expr.c (expand_assignment): Clean up calls to convert_memory
1684 address by only doing so when needed and making offsets Pmode.
1685 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
1686 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
1687 is in Pmode, not ptr_mode.
1689 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1691 * darwin-protos.h (constructor_section, destructor_section,
1692 mod_init_section, mod_term_section): Prototype.
1693 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
1695 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
1697 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
1698 objc_section_init declaration.
1699 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
1700 (objc_section_init, try_section_alias): Make static.
1701 (alias_section): Make static and hide unused function.
1702 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
1704 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1706 * alias.c (can_address_p): Compnonents are not addressable if
1707 the containing type has alias set 0.
1708 (get_alias_set): Rework to use STRIP_NOPS.
1709 Only call front-end routine on object, type, or object with
1710 NOPs stripped, not inner values.
1711 Use language hook to call front-end routine.
1712 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
1713 (expand_builtin_apply): Call set_mem_align on MEMs we make.
1714 Don't pass alignment to emit_block_move.
1715 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
1716 (expand_builtin_memset): Likewise, but for clear_storage.
1717 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
1718 and remove C++ specific parts.
1719 * c-common.h (c_common_get_alias_set): Add declaration.
1720 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
1721 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
1722 (save_fixed_argument_area): Call set_mem_align.
1723 Remove alignment in call to emit_block_move.
1724 (emit_library_call_value_1, store_one_arg): Likewise.
1725 (target_for_arg): Remove; disabled long ago.
1726 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
1727 once and similar cleanups.
1728 (offset_address): Use proper introductory comment.
1729 * expr.c (emit_block_move): Use alignment from that of MEM args, not
1730 from explicit operand; all callers changed.
1731 (clear_storage): Likewise.
1732 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
1733 (store_field): Remove kludge on alias set used for to_rtx.
1734 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
1735 (expand_expr_unaligned): Call set_mem_attributes instead of
1737 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
1738 * function.c (assign_stack_temp_for_type): Set MEM alignment.
1739 (expand_function_end): Track MEM attributes of trampolines.
1740 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
1741 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
1742 attributes from original.
1743 * langhooks.c (lang_hook_default_get_alias_set): New function.
1744 (hook_get_alias_set_0): New function.
1745 * langhooks.h (hook_get_alias_set_0): New declaration.
1746 (lang_hook_default_get_alias_set): Likewise.
1747 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
1748 * reload1.c (alter_reg): Use adjust_address_nv.
1749 * rtl.c (get_mode_alignment): Moved to here.
1750 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
1751 change default if unknown from 1 to BITS_PER_UNIT.
1752 * stor-layout.c (get_mode_alignment): Remove from here.
1753 * toplev.h (struct lang_hoks): Add get_alias_set field.
1754 * tree.h (lang_get_alias_set): Delete declaration.
1755 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
1756 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
1757 (ix86_va_arg): Likewise.
1758 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
1759 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
1760 * config/sparc/sparc.c (sparc_va_arg): Likewise.
1761 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
1762 (expand_block_move_mem): Remove dead code.
1764 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
1766 * c-common.c (warn_div_by_zero): New.
1767 * c-common.h (warn_div_by_zero): New.
1768 * c-decl.c (c_decode_option): Take it on the command line.
1769 * c-typeck.c (build_binary_op): Warn about division by zero.
1770 * doc/invoke.texi: Document the new command line option, fix
1771 documentation of -Wmultichar.
1772 * testsuite/gcc.dg/divbyzero.c: New tests.
1773 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
1775 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
1777 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
1779 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
1780 to avoid update_life_info call.
1781 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
1782 * cfgcleanup.c (bb_flags): New enum.
1783 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
1784 (notice_new_block, update_forwarder_flag): New functions.
1785 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
1786 (try_forward_edges): Likewise; update flags.
1787 (merge_blocks): Likewise.
1788 (outgoing_edges_match): Likewise.
1789 (try_crossjump_to_edge): Likewise.
1790 (try_optimize_cfg): Likewise; initialize and clear the flags;
1791 recompute life info if needed.
1792 (cleanup_cfg): No need to clear aux pointers.
1794 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
1796 * config/i386/i386.c (override_options): Default to minimum
1797 stack alignment when optimizing for code size.
1798 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
1801 * config/i386/i386.c (override_options): Set upper limit of
1802 -mpreferred-stack-boundary to 12.
1804 2001-10-22 Zack Weinberg <zack@codesourcery.com>
1806 * recog.c (peephole2_optimize): Add default case to switch.
1808 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
1810 * doc/gcc.texi (Sending Patches): Remove.
1812 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
1814 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
1815 fields when comparing.
1817 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1819 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
1820 * arm.c (HOST_INT, HOST_UINT): Likewise.
1822 2001-10-22 Stan Shebs <shebs@apple.com>
1824 * config/darwin-protos.h (darwin_exception_section): Declare.
1825 (darwin_eh_frame_section): Declare.
1827 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
1829 * i386.md (movti_rex64): Fix mode.
1831 2001-10-22 Stan Shebs <shebs@apple.com>
1833 * target.h (struct gcc_target): Add asm_out.exception_section,
1834 asm_out.eh_frame_section.
1835 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
1836 (TARGET_ASM_EH_FRAME_SECTION): New.
1837 (TARGET_INITIALIZER): Update.
1838 * output.h (default_exception_section): Declare.
1839 (default_eh_frame_section): Declare.
1840 * dwarf2out.c: Include target.h.
1841 (output_call_frame_info): Call target hook for eh frames.
1842 (default_eh_frame_section): New function.
1843 * except.c: Include target.h.
1844 (output_function_exception_table): Call target hook for exception
1846 * varasm.c (default_exception_section): Rename from
1847 exception_section, remove EXCEPTION_SECTION macro.
1849 * config/darwin.h (darwin_eh_frame_section): New function.
1850 (EXCEPTION_SECTION): Remove.
1851 (TARGET_ASM_EXCEPTION_SECTION): Define.
1852 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
1853 (nextstep_exception_section): New function.
1854 (nextstep_eh_frame_section): New function.
1855 (TARGET_ASM_EXCEPTION_SECTION): Define.
1856 (TARGET_ASM_EH_FRAME_SECTION): Define.
1858 * config/pa/som.h (EXCEPTION_SECTION): Remove.
1859 (TARGET_ASM_EXCEPTION_SECTION): Define.
1860 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
1861 (EXCEPTION_SECTION): Remove.
1862 (TARGET_ASM_EXCEPTION_SECTION): Define.
1863 * config/stormy16/stormy16.h: Remove comments referencing
1864 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
1866 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
1867 TARGET_ASM_EH_FRAME_SECTION.
1869 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
1871 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
1874 * c-format.c: Fix spelling typo in comment.
1876 * sched-int.h: Fix typo in GCC preamble.
1878 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
1881 * doc/invoke.texi: Remove references to -fdump-translation-unit.
1883 2001-10-22 Richard Henderson <rth@redhat.com>
1885 * config/i386/i386.c (ix86_expand_clear): New.
1886 * config/i386/i386-protos.h: Declare it.
1887 * config/i386/i386.md (setcc peep2s): Use it.
1888 (movsi_xor): Unexport.
1890 2001-10-22 Richard Henderson <rth@redhat.com>
1892 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
1893 free_EXPR_LIST_list for LOG_LINKS.
1895 2001-10-21 Robert Lipe <robertlipe@usa.net>
1897 * config/i386/i386.c (sco_asm_named_section): Delete.
1898 (sco_asm_out_constructor): Delete.
1899 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
1900 (ASM_OUTPUT_DOUBLE_INT): Likewise.
1901 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
1902 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
1903 (EXCEPTION_SECTION): Delete EH scn renaming hack.
1905 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1907 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
1908 and/or fold extra calls into fewer ones.
1909 * collect2.c (dump_file): Likewise.
1910 * cppexp.c (parse_number): Likewise.
1911 * cpplex.c (_cpp_lex_direct): Likewise.
1912 * final.c (output_asm_insn, asm_fprintf): Likewise.
1913 * fix-header.c (inf_scan_ident, main): Likewise.
1914 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
1916 * fold-const.c (real_hex_to_f): Likewise.
1917 * gen-protos.c (parse_fn_proto): Likewise.
1918 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
1919 * genrecog.c (change_state, write_action): Likewise.
1920 * gensupport.c (shift_output_template): Likewise.
1921 * local-alloc.c (requires_inout): Likewise.
1922 * mips-tfile.c (IS_ASM_IDENT): Likewise.
1923 * protoize.c (is_id_char, main): Likewise.
1924 * real.c (asctoeg): Likewise.
1925 * recog.c (asm_operand_ok): Likewise.
1926 * reload.c (find_reloads): Likewise.
1927 * scan.c (scan_identget_token): Likewise.
1928 * sched-vis.c (print_value): Likewise.
1929 * stringpool.c (ggc_alloc_string): Likewise.
1930 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
1931 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
1932 * tradcpp.c (rescan): Likewise.
1933 * tree.c (clean_symbol_name): Likewise.
1934 * varasm.c (decode_reg_name): Likewise.
1936 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
1937 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
1938 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
1939 * m88k.c (output_ascii): Likewise.
1940 * m88k.h (OVERRIDE_OPTIONS): Likewise.
1941 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
1942 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
1943 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
1945 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1947 * langhooks.c (lang_hook_default_do_nothing,
1948 lang_hook_default_decode_option): New defaults.
1949 * langhooks.h: Make hooks unconditional and non-NULL.
1950 * toplev.c (compile_file, toplev_main): Update.
1951 * toplev.h: Update comments.
1952 * objc/objc-act.c (lang_hooks): Update to new paradigm.
1954 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1956 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
1958 * system.h (IN_RANGE): New macro.
1960 2001-10-21 Zack Weinberg <zack@codesourcery.com>
1962 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
1963 INTLDEPS variable, which does not include $LIBICONV.
1964 * Makefile.in: Use INTLDEPS in LIBDEPS.
1965 * configure: Regenerate.
1967 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
1969 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
1970 * cpplex.c (lex_percent, lex_dot): Remove.
1971 (get_effective_char, skip_block_comment, skip_line_comment,
1972 parse_identifier_slow, parse_number, parse_string, save_comment,
1973 _cpp_lex_direct): Update to do lookback freely.
1974 (IF_NEXT_IS, BACKUP): New macros.
1975 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
1976 * cppmacro.c (paste_tokens): Update.
1978 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
1980 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
1982 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
1984 * reload1.c (reload): Check CONSTANT_P before calling
1985 LEGITIMATE_PIC_OPERAND_P.
1986 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
1987 workaround of 2001-10-13.
1989 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
1991 * i386.c (split_di): Handle splitting of DFmode.
1993 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1995 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
1996 (adjust_address_1, offset_address): Likewise.
1998 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
1999 (output_asm_insn): Call it for each line output.
2000 Don't record an operand more than once.
2002 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
2003 * main.c: Include config.h and system.h, but not ansidecl.h.
2004 * Makefile.in (main.o): Update accordingly.
2006 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2008 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
2010 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
2012 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
2013 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
2015 (find_sub_basic_blocks): ... here;
2016 (find_many_sub_basic_blocks): New.
2017 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
2019 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
2021 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
2023 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
2025 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
2026 * flow.c (update_life_info): Measure time.
2027 * c-decl.c: Include timevar.h
2028 (c_expand_body): Measure time.
2029 * toplev.c (rest_of_compilation): Measure time of mode switching
2031 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependency.
2033 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
2034 (lang_independent_options): Add asynchronous-unwind-tables
2035 (toplev_main): flag_asynchronous_unwind_tables implies
2037 * flags.h (flag_asynchronous_unwind_tables): Declare.
2038 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
2039 flag_asynchronous_unwind_tables.
2040 (output_call_frame_info): Likewise.
2041 * invoke.texi (-fasynchronous-unwind-tables): Document.
2042 * i386.c (optimization_options): Enable
2043 flag_asynchronous_unwind_tables.
2045 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
2046 * i386.md (s* expanders): Destination is QImode.
2048 * toplev.c (rest_of_compilation): Do not call clear_log_links.
2049 * rtl.h (clear_log_links): Kill.
2050 * flow.c (clear_log_links): Make static; accept blocks parameter;
2051 do no clear life info.
2052 (update_life_info): Call clear_log_links.
2054 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
2056 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
2058 * cpplex.c (handle_newline, skip_escaped_newlines,
2059 get_effective_char, skip_block_comment, skip_line_comment,
2060 parse_identifier_slow, parse_number, parse_string,
2061 _cpp_lex_direct): Update to do more stepping back.
2062 (trigraph_ok): Similarly. Rename trigraph_p.
2063 (SAVE_STATE, RESTORE_STATE): Remove.
2064 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
2066 * cpplib.c (destringize): Rename destringize_and_run, and
2067 call run_directive directly.
2068 (_cpp_do__Pragma): Simplify.
2070 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2072 * pe.c (arm_pe_unique_section): Const-ify.
2073 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
2074 (switch_to_section): Add static prototype.
2076 * output.h (drectve_section): Prototype.
2078 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2080 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
2081 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
2082 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
2083 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
2084 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2085 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
2086 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
2087 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
2088 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
2089 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
2090 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
2091 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
2092 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
2093 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
2094 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
2095 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
2096 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
2097 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
2098 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
2099 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
2100 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
2101 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
2102 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
2103 cris-*-none, cris-*-linux*: Update ${tmfile} list.
2104 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
2105 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
2106 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
2107 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
2108 v850-*-*): Delete superflous ${cpu_type} setting.
2109 * config/linux.h: Delete svr4.h include.
2110 (SET_ASM_OP): Delete.
2111 * config/netware.h (INT_ASM_OP): Undef before define.
2112 * config/ptx4.h: Delete elfos.h include.
2113 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
2114 * config/svr4.h: Delete elfos.h include. Update commentary.
2115 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
2116 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
2117 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
2118 config/v850/v850.h: Delete svr4.h include.
2119 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
2120 config/m68k/m68kv4.h, config/m88k/sysv4.h,
2121 config/sparc/sysv4.h: Update includes.
2122 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
2123 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
2124 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
2125 config/m88k/dguxbcs.h: Delete includes.
2126 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
2127 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
2128 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
2130 * config/m88k/dgux.h: Delete include.
2131 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
2133 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
2134 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
2135 * config/sh/elf.h: Update include.
2136 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
2137 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
2139 2001-10-19 Catherine Moore <clm@redhat.com>
2141 * config/stormy16/stormy-abi: Updates to varargs descriptions.
2142 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
2143 base and count fields.
2144 (stormy16_expand_builtin_va_start): last_reg_count changed to
2145 size_of_reg_args. Use count + size in first comparison.
2147 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2149 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
2150 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
2151 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
2152 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
2153 Set alignment from type if INDIRECT_REF.
2154 (adjust_address_1, offset_address): Simplify alignment compuitation.
2155 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
2156 here; done by set_mem_attributes.
2158 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2160 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
2161 * arm-protos.h (rdata_section, zero_init_section, common_section):
2163 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
2164 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
2165 traditional mode stringification.
2166 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
2167 in macros controling its use.
2168 * rtlanal.c: Include tm_p.h.
2169 * varasm.c (asm_output_aligned_bss): Mark parameter with
2171 (assemble_constant_align, assemble_start_function, assemble_align,
2172 assemble_variable, assemble_trampoline_template,
2173 output_constant_def_contents): Wrap potentially empty if-stmt body
2176 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2178 * a29k-protos.h (literal_section): Prototype.
2179 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
2180 * a29k.md: Ensure function pointers are prototyped.
2181 * genattrtab.c (write_eligible_delay): Mark parameter with
2184 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2186 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
2187 * 1750a.c (print_operand): Fix format specifier warning.
2188 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
2189 * 1750a.md: Likewise.
2190 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
2191 * genemit.c (output_add_clobbers): Mark parameter with
2193 * genrecog.c (write_subroutine): Likewise.
2194 * integrate.c (expand_inline_function): Delete unused variable.
2195 * varasm.c (remove_from_pending_weak_list): Wrap with
2198 2001-10-19 Jakub Jelinek <jakub@redhat.com>
2200 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
2201 field is different to previous argument's neg field.
2203 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
2205 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2207 * final.c (get_decl_from_op): New function.
2208 (output_asm_insn): Call it; write "*" when item with decl is address.
2210 2001-10-19 Janis Johnson <janis187@us.ibm.com>
2212 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
2213 about 64-bit support from the 3.0_branch version.
2215 2001-10-19 Zack Weinberg <zack@codesourcery.com>
2217 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
2218 USE_INCLUDED_LIBINTL when appropriate.
2219 * configure, config.in: Regenerate.
2220 * Makefile.in (datadir): Set to @datadir@.
2221 (intl.o): Also depend on $(CONFIG_H) and system.h.
2223 * intl.c: Factor out common gettext initialization sequence.
2224 (gcc_init_libintl): New function.
2225 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
2226 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
2227 off NLS. Add multiple include guard. No need to #ifdef-guard
2228 an #undef. Prototype gcc_init_libintl here.
2230 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
2231 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
2232 Use gcc_init_libintl.
2234 2001-10-19 Catherine Moore <clm@redhat.com>
2236 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
2238 * config/stormy16/stormy16.c (stormy16_split_move): Make
2239 sure that REG_INC notes are present for auto_inc operands.
2241 2001-10-19 Andreas Jaeger <aj@suse.de>
2243 * configure: Regenerated.
2244 * configure.in: Add x86_64 to switch statements.
2246 2001-10-18 Richard Henderson <rth@redhat.com>
2248 * config/alpha/alpha.md (sibcall_osf_1): Load destination
2249 address into $27 explicitly.
2250 (sibcall_value_osf_1): Likewise.
2252 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2254 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
2255 (offset_address): New function.
2256 (free_emit_status): Free regno_decl.
2257 (init_emit): Pass proper number of elements to xcalloc.
2258 Allocate regno_decl.
2259 (mark_emit_status): Mark regno_decl values.
2260 * expr.c (highest_pow2_factor): New function.
2261 (expand_assigment): Use it and offset_address.
2262 Properly handle ptr_mode vs. Pmode in offset calculation.
2263 (store_constructor, expand_expr_unaligned): Likewise.
2264 (expand_expr, case COMPONENT_EXPR): Likewise.
2265 * expr.h (offset_address): New decl.
2266 * function.h (struct emit_status): Add regno_decl.
2267 (REGNO_DECL): New macro.
2268 * final.c (output_asm_name): Move in file and don't conditionalize
2269 on flag_print_asm_name.
2270 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
2271 Output names of operands, if known.
2272 * function.c (assign_parms): Set REGNO_DECL.
2273 * integrate.c (integrate_decl_tree): Likewise.
2274 * stmt.c (expand_decl): Likewise.
2275 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
2277 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
2279 * attribs.c (handle_noinline_attribute): New function.
2280 (handle_used_attribute): Likewise.
2281 (c_common_attribute_table): Added noinline and used.
2282 * doc/extend.texi (Function Attributes): Document them.
2283 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
2284 Warn when merging inline with attribute noinline.
2285 (start_decl, start_function): Warn if inline and attribute
2286 noinline appear in the same declaration.
2288 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
2290 * config.gcc: Update c4x and i370 for C front end-specific
2292 * config/c4x/c4x-c.c: New.
2293 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
2294 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2296 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
2297 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
2299 (c4x_init_pragma): Remove.
2300 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
2301 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
2302 c4x_pr_ignored): Move to c4x-c.c.
2303 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
2304 * config/c4x/t-c4x: Update.
2305 * config/i370/i370-c.c: New.
2306 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
2307 (i370_pr_map): Move to i370-c.c.
2308 * config/i370/t-i370: New.
2310 * doc/tm.texi: Update.
2312 2001-10-17 Stan Shebs <shebs@apple.com>
2314 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
2315 typo fixes throughout.
2316 (machopic_output_stub): Remove some dead code.
2318 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
2320 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
2323 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2325 * Makefile.in (print-rtl.o): Depend on TREE_H.
2326 * alias.c (get_alias_set): Make two passes over objects to first
2327 see if inner object is access via restricted pointer.
2328 Defer allocating alias set for restricted pointer until here.
2329 Call find_placeholder with second arg nonzero.
2331 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
2332 set for restricted pointer types.
2333 * emit-rtl.c (set_mem_attributes): Set more attributes.
2334 (set_mem_align, change_address, adjust_address_1): New functions.
2335 (change_address_1): Now static.
2336 (adjust_address, adjust_address_nv): Deleted.
2337 (replace_equiv_address): Call change_address_1.
2338 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
2339 (find_placeholder): Get starting point from PLIST arg.
2340 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
2341 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
2342 (adjust_address, adjust_address_nv): New macros.
2343 * print-rtl.c (tree.h): New include.
2344 (print_rtx, case MEM): Print all memory attributes.
2346 2001-10-17 Richard Henderson <rth@redhat.com>
2348 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
2350 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
2352 * c-tree.texi: Eliminate duplicated word.
2353 * cpp.texi: Likewise.
2354 * install.texi: Likewise.
2355 * invoke.texi: Likewise.
2356 * tm.texi: Likewise.
2358 2001-10-17 Michael Collison <collison@isisinc.net>
2360 * dsp16xx.c: Fix comment formatting to match GNU standards.
2361 (dsp16xx_output_function_prologue): Change type of 'size'
2362 parameter from 'int' to HOST_WIDE_INT.
2363 (dsp16xx_output_function_epilogue): Change type of 'size'
2364 parameter from 'int' to HOST_WIDE_INT.
2366 2001-10-16 Richard Henderson <rth@redhat.com>
2368 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
2369 * configure, config.in: Rebuild.
2371 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
2372 (ix86_output_addr_diff_elt): New.
2373 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
2374 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
2375 (JUMP_TABLES_IN_TEXT_SECTION): New.
2376 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
2377 * config/i386/i386-protos.h: Update.
2379 * config/i386/386bsd.h, config/i386/beos-elf.h,
2380 config/i386/freebsd-aout.h, config/i386/freebsd.h,
2381 config/i386/i386-interix.h, config/i386/i386elf.h,
2382 config/i386/linux.h, config/i386/netbsd-elf.h,
2383 config/i386/netbsd.h, config/i386/openbsd.h,
2384 config/i386/ptx4-i.h, config/i386/rtemself.h,
2385 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
2386 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
2388 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
2390 * stmt.c (expand_asm_operands): Update commentary.
2392 2001-10-16 Stan Shebs <shebs@apple.com>
2394 * config/darwin.h (GCC_NAME): Remove, no longer used.
2395 (NO_MATH_LIBRARY): Ditto.
2396 (MATH_LIBRARY): Define to emptiness.
2397 (DWARF2_DEBUGGING_INFO): Define.
2398 (PREFERRED_DEBUGGING_TYPE): Define.
2399 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
2400 (EXCEPTION_SECTION): Define.
2401 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2402 * config/darwin.c (darwin_encode_section_info): Handle case of
2403 DECL_INITIAL being error_mark_node.
2405 2001-10-16 Richard Henderson <rth@redhat.com>
2407 * alpha.c (current_file_function_operand): Don't fail for profiling.
2408 (direct_call_operand): New.
2409 * alpha-protos.h: Declare it.
2410 * alpha.h (EXTRA_CONSTRAINT): Use it.
2411 (PREDICATE_CODES): Add it.
2412 (ASM_OUTPUT_MI_THUNK): Remove.
2413 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
2414 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
2416 2001-10-16 Krister Walfridsson <cato@df.lth.se>
2418 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
2419 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2421 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
2423 * cfg.c (free_edge): Break out from ....
2424 (remove_edge): ... here.
2425 (clear_edges): Use free_edge.
2427 * att.h (ASM_QUAD): Add comment.
2428 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
2430 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
2432 * i386.c (split_ti): New function.
2433 (ix86_split_to_parts): Support TImodes.
2434 * i386.h (VALID_INT_MODE_P): Add TImode.
2435 * i386.md (movdi splitter): Fix.
2436 (movti): Support 64bit integer registers.
2437 (movti_rex64): New function and splitter.
2439 * i386.c (*_cost): Add movsx/movzx cost.
2440 * i386.h (struct processor_costs): Add movsx/movzx fields.
2441 (RTX_COSTS): Handle zero/sign extend + avoid believing that
2442 64bit operations require split on 64bit machine.
2443 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
2445 * i386.c (ix86_setup_incoming_varargs): Fix mode of PLUS.
2446 (ix86_expand_move): Avoid pushes of memory if size does not match;
2447 move long constants to register.
2448 (x86_initialize_trampoline): Fix mode.
2449 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
2450 Use ASM_QUAD on 64bit.
2451 * i386.md (test pattern): Disallow impossible constants.
2452 (tablejump PIC expander): Fix emitting of sum.
2453 (movdicc_rex64): Rename to movdicc.
2454 * linux64.h (LINK_SPEC): Add missing '%'.
2456 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
2458 * tree-inline.c (inlinable_function_p): Leave it up to the
2459 front-end to turn -finline-functions into DECL_INLINE set for all
2462 2001-10-16 Stan Shebs <shebs@apple.com>
2464 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
2466 2001-10-16 Alan Modra <amodra@bigpond.net.au>
2468 * recog.c: Formatting and comment typo fixes.
2470 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
2471 version in single tree build.
2472 * configure: Regenerate.
2474 2001-10-15 David Edelsohn <edelsohn@gnu.org>
2476 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
2477 MODE arguments to gen_rtx and compare operand with const0_rtx.
2479 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2481 * system.h: Poison old unused target macros.
2482 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
2483 * config/stormy16/stormy16.c: Update references to obsolete macros.
2484 * config/stormy16/stormy16.h: Similarly.
2485 * config/stormy16/stormy16.md: Similarly.
2486 * config/cris/cris.h: Similarly.
2488 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
2490 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
2491 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
2492 cpp_register_pragma): Update accordingly.
2494 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
2496 * c-pragma.h (cpp_register_pragma_space): Remove.
2497 * cpplib.h (cpp_register_pragma_space): Remove.
2498 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
2499 (cpp_register_pragma_space): Remove.
2500 (cpp_register_pragma): Simplify using lookup_pragma_entry,
2502 (do_pragma): Similarly.
2503 (_cpp_init_internal_pragmas): Don't register namespaces.
2505 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
2506 Don't register namespaces.
2507 * cp/lex.c (init_cp_pragma): Similarly.
2508 * doc/tm.texi: Update.
2510 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
2513 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
2515 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
2517 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
2518 add scheduling support.
2519 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
2520 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
2521 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
2524 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
2526 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
2527 missing CONSTANT_P test in core GCC.
2529 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
2531 * cppmain.c (struct printer): New member source.
2532 (scan_translation_unit): Fix spacing at start of lines.
2533 (cb_line_change): Update.
2535 * gcc.dg/cpp/spacing2.c: New test.
2537 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
2539 * config/cris/arit.c: Use __builtin_labs, not abs.
2541 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
2543 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
2544 misplaced sprintf and fprintf argument.
2546 2001-10-12 Zack Weinberg <zack@codesourcery.com>
2548 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
2549 * configure.in, Makefile.in: Take out obsolete check-po logic.
2550 * configure, config.in: Regenerate.
2552 2001-10-12 Ziemowit Laski <zlaski@apple.com>
2554 * objc/objc-act.c (finish_objc): Correct precondition for emitting
2555 symtab declarations.
2557 2001-10-12 Stan Shebs <shebs@apple.com>
2559 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
2560 declarations of arguments and local variables.
2562 2001-10-12 Christopher Faylor <cgf@redhat.com>
2564 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
2565 ENDFILE_SPEC definition.
2567 2001-10-12 Kazu Hirata <kazu@hxi.com>
2569 * gthr-dce.h: Fix comment formatting.
2570 * gthr-posix.h: Likewise.
2571 * gthr-single.h: Likewise.
2572 * gthr-solaris.h: Likewise.
2573 * gthr-vxworks.h: Likewise.
2574 * gthr-win32.h: Likewise.
2576 2001-10-12 Jakub Jelinek <jakub@redhat.com>
2578 * final.c (output_asm_insn): Make sure assembly dialects are
2579 terminated, not nested. Output `|' and `}' characters if they
2580 don't appear inside assembly dialect selection.
2581 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
2582 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
2583 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
2584 strsetsi_rex_1): Add {} braces.
2586 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2588 * toplev.c (compile_file): Ignore return value from yyparse.
2589 Always pop any nested binding levels after yyparse returns.
2591 2001-10-11 Richard Henderson <rth@redhat.com>
2593 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
2595 2001-10-11 Richard Henderson <rth@redhat.com>
2597 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
2598 fall back to add_AT_long_long for large CONST_INT.
2600 2001-10-11 Richard Henderson <rth@redhat.com>
2602 * config/i386/i386.md (setcc splitters): Add four splitters to
2603 simplify compound compares that simplify_comparison can't handle.
2605 2001-10-11 Zack Weinberg <zack@codesourcery.com>
2607 * cpplex.c (digraph_spellings, token_spellings): Make static.
2609 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2611 * unroll.c (loop_iterations): Fixup last patch.
2613 2001-10-11 Richard Henderson <rth@redhat.com>
2615 * rtl.h (REG_VTABLE_REF): New.
2616 * rtl.c (reg_note_name): Add it.
2617 * combine.c (distribute_notes): Handle it.
2618 * final.c (final_scan_insn): Handle it.
2619 * tree.def (VTABLE_REF): New.
2620 * expr.c (expand_expr): Handle it.
2621 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
2622 * output.h: Declare them.
2624 2001-10-11 Richard Henderson <rth@redhat.com>
2626 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
2629 2001-10-11 David Edelsohn <edelsohn@gnu.org>
2631 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
2632 available in 64-bit mode.
2634 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2636 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
2637 cris-*-linux* cases.
2638 * config/cris/cris-protos.h: New file.
2639 * config/cris/cris.c: New file.
2640 * config/cris/cris.h: New file.
2641 * config/cris/cris.md: New file.
2642 * config/cris/linux.h: New file.
2643 * config/cris/aout.h: New file.
2644 * config/cris/arit.c: New file.
2645 * config/cris/cris_abi_symbol.c: New file.
2646 * config/cris/mulsi3.asm: New file.
2647 * config/cris/t-aout: New file.
2648 * config/cris/t-cris: New file.
2649 * config/cris/t-elfmulti: New file.
2650 * config/cris/t-linux: New file.
2651 * doc/invoke.texi: Add CRIS options.
2652 * doc/install.texi (Specific): Add blurb for CRIS.
2654 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
2656 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
2658 * config/float/i32.h: Likewise.
2659 * config/float-i386.h: Likewise.
2660 * config/float-i64.h: Likewise.
2661 * config/float-m68k.h: Likewise.
2662 * config/float-sh.h: Likewise.
2663 * config/float-sparc.h: Likewise.
2665 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
2667 * doc/contrib.texi: Add note about CRIS port to my entry.
2669 2001-10-11 Kazu Hirata <kazu@hxi.com>
2671 * basic-block.h: Fix formatting.
2672 * bitmap.h: Likewise.
2673 * cpplib.h: Likewise.
2674 * c-tree.h: Likewise.
2675 * diagnostic.h: Likewise.
2676 * flags.h: Likewise.
2678 * longlong.h: Likewise.
2680 * reload.h: Likewise.
2684 2001-10-10 Richard Henderson <rth@redhat.com>
2686 * c-parse.in (asm_operand): Allow named operands.
2687 * genconfig.c (max_recog_operands): Set to 29.
2688 * local-alloc.c (requires_inout): Skip multiple digits.
2689 * recog.c (asm_operand_ok): Likewise.
2690 (preprocess_constraints): Use strtoul for matching constraints.
2691 (constrain_operands): Likewise.
2692 * regmove.c (find_matches): Likewise.
2693 * reload.c (find_reloads): Likewise.
2694 * stmt.c (parse_output_constraint): Don't reject in-out
2695 constraint on operands > 9. Reject '[' in constraint.
2696 (expand_asm_operands): Handle named operands. Use strtoul
2697 for matching constraints.
2698 (check_operand_nalternatives): Split out from expand_asm_operands.
2699 (check_unique_operand_names): New.
2700 (resolve_operand_names, resolve_operand_name_1): New.
2702 * doc/extend.texi (Extended Asm): Document named operands.
2703 * doc/md.texi (Simple Constraints): Document matching constraints
2706 2001-10-10 Richard Henderson <rth@redhat.com>
2708 * combine.c (try_combine): Handle a SEQUENCE of one insn.
2710 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
2711 (jcc splitters): Add two splitters to simplify compound compares
2712 that simplify_comparison can't handle.
2714 2001-10-10 Richard Henderson <rth@redhat.com>
2716 * langhooks.c: Include langhooks.h.
2717 * Makefile.in (langhooks.o): Depend on it.
2719 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
2721 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
2722 should not be considered as a no-op.
2723 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
2725 2001-10-10 Stan Shebs <shebs@apple.com>
2727 * alias.c: Remove uses of "register" specifier in declarations
2728 of arguments and local variables.
2729 * c-common.c: Ditto.
2730 * c-convert.c: Ditto.
2732 * c-format.c: Ditto.
2733 * c-semantics.c: Ditto.
2734 * c-typeck.c: Ditto.
2735 * caller-save.c: Ditto.
2738 * cfgbuild.c: Ditto.
2740 * collect2.c: Ditto.
2744 * cppfiles.c: Ditto.
2747 * defaults.h: Ditto.
2749 * dwarf2out.c: Ditto.
2750 * dwarfout.c: Ditto.
2751 * emit-rtl.c: Ditto.
2756 * fix-header.c: Ditto.
2757 * floatlib.c: Ditto.
2759 * fold-const.c: Ditto.
2760 * function.c: Ditto.
2763 * gen-protos.c: Ditto.
2764 * genattrtab.c: Ditto.
2765 * gencheck.c: Ditto.
2766 * genconfig.c: Ditto.
2768 * genextract.c: Ditto.
2769 * genflags.c: Ditto.
2770 * gengenrtl.c: Ditto.
2771 * genoutput.c: Ditto.
2773 * genrecog.c: Ditto.
2774 * gensupport.c: Ditto.
2778 * haifa-sched.c: Ditto.
2779 * hard-reg-set.h: Ditto.
2781 * integrate.c: Ditto.
2784 * local-alloc.c: Ditto.
2786 * mips-tdump.c: Ditto.
2787 * mips-tfile.c: Ditto.
2790 * print-rtl.c: Ditto.
2791 * read-rtl.c: Ditto.
2794 * reg-stack.c: Ditto.
2795 * regclass.c: Ditto.
2800 * resource.c: Ditto.
2804 * sched-deps.c: Ditto.
2805 * sched-rgn.c: Ditto.
2807 * simplify-rtx.c: Ditto.
2809 * stor-layout.c: Ditto.
2816 * xcoffout.c: Ditto.
2818 2001-10-10 Richard Henderson <rth@redhat.com>
2820 * rtl.h (can_reverse_comparison_p): Remove.
2822 2001-10-10 Christopher Faylor <cgf@redhat.com>
2824 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
2827 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2829 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
2830 (Thanks to Chris Faylor for suggesting macro name).
2831 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
2833 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
2834 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
2835 (MATH_LIBRARY): Undef before definition.
2836 (OUTPUT_QUOTED_STRING): Likewise.
2837 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
2839 2001-10-10 Richard Henderson <rth@redhat.com>
2841 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
2842 (fde_unencoded_compare): Likewise. Don't use subtraction to get
2843 a tristate comparison value.
2844 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
2846 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2849 * unroll.c (loop_iterations): Ignore insns generated by loop
2852 * config.gcc (mips*-*-gnu*): Delete support.
2853 * config/mips/gnu.h: Remove.
2855 2001-10-10 Kazu Hirata <kazu@hxi.com>
2857 * calls.c: Fix formatting.
2858 * c-decl.c: Likewise.
2859 * cfgcleanup.c: Likewise.
2860 * combine.c: Likewise.
2861 * cppfiles.c: Likewise.
2862 * cpplib.c: Likewise.
2863 * cppmacro.c: Likewise.
2864 * crtstuff.c: Likewise.
2866 * dwarf2out.c: Likewise.
2867 * expmed.c: Likewise.
2869 * fold-const.c: Likewise.
2870 * function.c: Likewise.
2872 * genattrtab.c: Likewise.
2873 * ggc-page.c: Likewise.
2874 * integrate.c: Likewise.
2875 * libgcc2.c: Likewise.
2877 * optabs.c: Likewise.
2878 * profile.c: Likewise.
2879 * protoize.c: Likewise.
2881 * recog.c: Likewise.
2882 * reload1.c: Likewise.
2883 * reload.c: Likewise.
2884 * reorg.c: Likewise.
2885 * resource.c: Likewise.
2886 * sched-rgn.c: Likewise.
2887 * sdbout.c: Likewise.
2889 * toplev.c: Likewise.
2890 * varasm.c: Likewise.
2892 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
2894 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
2895 * Makefile.in (langhooks.o): Add dependencies.
2897 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
2899 * rs6000.c (rs6000_emit_load_toc_table): Don't
2900 strdup the toc label.
2901 (create_TOC_reference): Likewise.
2903 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2905 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
2908 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
2910 * config/i386/i386.c (ix86_attribute_table): Correct
2911 min_len, max_len fields for dllimport, dllexport and shared.
2913 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
2915 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
2916 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
2917 Consistently use "nonzero" instead of "non-zero".
2919 2001-10-09 Kazu Hirata <kazu@hxi.com>
2921 * acconfig.h: Fix comment formatting.
2922 * c-dump.h: Likewise.
2923 * c-tree.h: Likewise.
2924 * conditions.h: Likewise.
2926 * function.h: Likewise.
2928 * hwint.h: Likewise.
2929 * integrate.h: Likewise.
2932 * optabs.h: Likewise.
2934 2001-10-09 Kazu Hirata <kazu@hxi.com>
2936 * c-common.h: Fix comment formatting.
2937 * c-dump.c: Likewise.
2939 * diagnostic.h: Likewise.
2940 * except.c: Likewise.
2942 * gcov-io.h: Likewise.
2943 * genattrtab.c: Likewise.
2944 * output.h: Likewise.
2945 * predict.h: Likewise.
2946 * reload1.c: Likewise.
2947 * reload.h: Likewise.
2948 * resource.h: Likewise.
2950 * system.h: Likewise.
2952 * tree-inline.c: Likewise.
2953 * tsystem.h: Likewise.
2954 * varasm.c: Likewise.
2955 * xcoffout.h: Likewise.
2957 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2959 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
2961 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
2963 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
2964 config/i386/i386elf.h, config/i386/netbsd-elf.h,
2965 config/i386/netware.h, config/mcore/gfloat.h,
2966 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
2967 config/netware.h, gccbug.in: Update FSF address.
2969 2001-10-09 Kazu Hirata <kazu@hxi.com>
2971 * c-common.c: Fix comment typos.
2972 * cfgrtl.c: Likewise.
2973 * collect2.c: Likewise.
2974 * cpplex.c: Likewise.
2975 * doloop.c: Likewise.
2976 * dwarf2out.c: Likewise.
2977 * dwarfout.c: Likewise.
2979 * fold-const.c: Likewise.
2983 * global.c: Likewise.
2984 * ifcvt.c: Likewise.
2986 * optabs.c: Likewise.
2987 * protoize.c: Likewise.
2988 * regclass.c: Likewise.
2989 * reorg.c: Likewise.
2993 * doc/cpp.texi: Likewise.
2994 * doc/c-tree.texi: Likewise.
2995 * doc/extend.texi: Likewise.
2996 * doc/invoke.texi: Likewise.
2997 * doc/objc.texi: Likewise.
2998 * doc/tm.texi: Likewise.
3000 2001-10-08 Richard Henderson <rth@redhat.com>
3002 * varasm.c (set_named_section_flags): Initialize "declared".
3004 2001-10-08 Robert Lipe <robertlipe@usa.net>
3006 * varasm.c (struct in_named_entry): Add declared.
3007 (named_section_first_declaration): New function.
3008 (default_elf_asm_named_section): Use it.
3009 * output.h (named_section_first_declaration): New.
3011 2001-10-08 Richard Henderson <rth@redhat.com>
3013 * i386.md (movsi_xor): Export.
3014 (setcc peep2): Use it when available; add an alternative to
3015 match zero_extendhisi2_and.
3017 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3019 * romp-protos.h (romp_initialize_trampoline): New function.
3020 * romp.c (romp_initialize_trampoline): Likewise.
3021 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
3022 romp_initialize_trampoline.
3024 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3026 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
3027 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3028 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3029 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
3031 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3033 * unroll.c (loop_iterations): Extend check for multiple back edges.
3035 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
3037 * langhooks.h: New file.
3038 * Makefile.in (OBJS): Added langhooks.o.
3039 (c-lang.o): Depend on langhooks.h.
3040 (c-common.o): Don't depend on tree-inline.h.
3041 (tree-inline.o): Depend on toplev.h.
3042 (langhooks.o): New rule.
3043 * c-common.c: Don't include tree-inline.h.
3044 (c_mark_lang_decl): Mark argument c as unused.
3045 (c_common_lang_init): Don't initialize hooks here.
3046 * c-lang.c: Include langhooks.h, then override some macros.
3047 (lang_hooks): Initialize with macros in langhooks.h.
3048 (c_init): Don't initialize hooks here.
3049 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
3050 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
3051 * tree-inline.c: Include toplev.h. Don't define hook variables.
3052 * tree-inline.h: Don't define hook types nor declare hook
3053 variables. Move macros to...
3054 * langhooks.c: ... new file, as functions. Adjust all callers.
3056 2001-10-08 Jeffrey A Law <law@cygnus.com>
3058 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
3059 purge_mem_unchanging_flag on all instructions, not just on those
3060 before NOTE_INSN_FUNCTION_BEG.
3062 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3064 * cppmacro.c (_cpp_create_definition): Leave comments off.
3066 * doc/cpp.texi: Update.
3068 2001-10-08 DJ Delorie <dj@redhat.com>
3070 * c-decl.c (grokfield): Make sure the only unnamed fields
3071 we're allowing are either structs or unions.
3072 * doc/extend.texi: Add documentation for the unnamed field
3075 2001-10-08 Zack Weinberg <zack@codesourcery.com>
3077 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
3078 * configure.in: Use it.
3079 * configure: Regenerated.
3080 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
3081 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
3083 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3085 * cppfiles.c (open_file): Don't mark zero-length files
3086 never-reread here. Don't output diagnostics here either.
3087 (stack_include_file): Mark them never-reread here.
3088 (_cpp_read_file): Update.
3090 2001-10-08 Richard Henderson <rth@redhat.com>
3092 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
3094 2001-10-08 Richard Henderson <rth@redhat.com>
3096 * expr.c (store_expr): When converting a CONST_INT for storage
3097 in a SUBREG, convert it to both SUBREG modes before stripping
3100 2001-10-08 Richard Henderson <rth@redhat.com>
3102 * varasm.c (restore_varasm_status): New.
3103 * function.h: Declare it.
3104 * function.c (pop_function_context_from): Call it.
3106 2001-10-08 Richard Henderson <rth@redhat.com>
3108 * c-common.h (struct c_lang_decl): Add declared_inline.
3109 * c-tree.h (DECL_DECLARED_INLINE_P): New.
3110 * c-lang.c (c_disregard_inline_limits): Use it.
3111 * c-decl.c (duplicate_decls): Likewise.
3112 (pushdecl, redeclaration_error_message): Likewise.
3113 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
3114 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
3115 Set DECL_INLINE if -finline-functions.
3116 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
3118 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
3120 * cppmacro.c (funlike_invocation_p): Move some logic to caller
3121 in enter_macro_context. Create a padding token in its own context
3122 if necessary when the search for '(' fails.
3123 (enter_macro_context): Update.
3125 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3127 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
3128 genmultilib, toplev.c: Fix spelling errors of "separate" as
3129 "seperate", and corresponding spelling errors of related words.
3131 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3133 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
3134 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
3136 * c-dump.c (dump_option_value_info): Likewise.
3137 * c-format.c (format_length_info, format_char_info,
3138 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
3139 * collect2.c (names): Likewise.
3140 * cppdefault.h (default_include): Likewise.
3141 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
3142 * flow.c (life_analysis): Likewise.
3143 * gcc.c (dir_separator_str, modify_target, option_map,
3144 target_option_translations, spec_list_1, extra_specs_1,
3145 init_spec): Likewise.
3146 * gcov.c (gcov_version_string): Likewise.
3147 * genattr.c (write_units): Likewise.
3148 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
3149 * gengenrtl.c (rtx_definition, defs): Likewise.
3150 * genrecog.c (pred_table): Likewise.
3151 * global.c (global_alloc): Likewise.
3152 * lcm.c (optimize_mode_switching): Likewise.
3153 * local-alloc.c (find_free_reg): Likewise.
3154 * params.h (param_info): Likewise.
3155 * predict.c (predictor_info): Likewise.
3156 * protoize.c (unexpansion_struct): Likewise.
3157 * real.c (bmask): Likewise.
3158 * recog.h (insn_operand_data, insn_data): Likewise.
3159 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
3160 * stmt.c (expand_nl_goto_receiver): Likewise.
3161 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
3162 target_switches, target_options): Likewise.
3163 * tradcif.y (token, tokentab2, yylex): Likewise.
3164 * tree.h (attribute_spec): Likewise.
3166 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
3168 * arc.c (arc_output_function_epilogue): Likewise.
3169 * arm.c (processors, all_cores, all_architectures,
3170 arm_override_options, isr_attribute_arg, isr_attribute_args,
3171 arm_isr_value): Likewise.
3172 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
3174 * c4x.c (c4x_int_reglist): Likewise.
3175 * d30v.c (override_options): Likewise.
3176 * h8300.c (shift_insn): Likewise.
3177 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
3178 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
3179 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
3180 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
3181 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
3182 * i386.h (processor_costs, ix86_cost): Likewise.
3183 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
3184 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
3185 * m68k.c (codes_68881, codes_FPA): Likewise.
3186 * m88k.c (mode_from_align, max_from_align, all_from_align,
3187 best_from_align, m_options): Likewise.
3188 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
3189 * mcore.c (mode_from_align): Likewise.
3190 * mips/elf64.h (UNIQUE_SECTION): Likewise.
3191 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
3192 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
3193 * mips.h (mips_regno_to_class): Likewise.
3194 * ns32k.c (scales): Likewise.
3195 * pa.c (import_string, magic_milli): Likewise.
3196 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
3197 * sparc.c (leaf_reg_remap, sparc_override_options,
3198 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
3200 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
3202 2001-10-07 Dale Johannesen <dalej@apple.com>
3204 * reload1.c (reload_reg_free_p): Teach register interference
3205 checking that multiple output reloads are emitted in
3207 reload1.c (reload_reg_reaches_end_p): Ditto.
3208 reload1.c (reloads_conflict): Ditto.
3210 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3212 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
3213 NULL_TREE inside @code.
3215 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
3217 * doc/gcc.texi: Document consistent style of "32-bit",
3218 "Objective-C", and "@code{NULL}".
3220 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3222 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
3223 (cpp_token_len, cpp_spell_token, cpp_output_token,
3224 _cpp_equiv_tokens): Handle it.
3225 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
3226 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
3227 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
3230 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3232 * gcc.c (default_compilers): Remove .ada.
3234 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
3236 * doc/cppinternals.texi: Update.
3238 2001-10-06 Zack Weinberg <zack@codesourcery.com>
3240 * gcc.c (main): Set this_file_error if the appropriate
3241 compiler for a language has not been installed.
3243 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
3245 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
3247 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
3249 * gccbug.in (CATEGORIES): Add ada.
3251 2001-10-05 Catherine Moore <clm@redhat.com>
3253 * config/stormy16/stormy-abi: Document abi changes.
3254 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
3255 (ICALL_REGS): New register class.
3256 (NUM_ARGUMENT_REGISTERS): Now 6.
3257 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
3259 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
3260 * config/stormy16.md (call_internal, call_value_internal,
3261 indirect_jump): Use new 'z' constraint.
3263 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3265 * doc/cppinternals.texi: Update.
3267 2001-10-05 Richard Henderson <rth@redhat.com>
3269 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
3270 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
3271 the gas section-name-as-label feature.
3273 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
3275 * doc/cppinternals.texi: Update.
3277 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3279 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
3280 to ensure valid SImode constants.
3282 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
3284 * Makefile.in (c-decl.o): Depend on tree-inline.h.
3285 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
3286 * c-decl.c: Include tree-inline.h.
3287 (c_expand_body): Call optimize_inline_calls. Determine whether
3288 a function is inlinable upfront, and only clear
3289 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
3290 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
3291 (c_disregard_inline_limits): New function.
3292 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
3293 (c_post_options): Enable tree inlining if inlining is enabled.
3294 Don't inline trees when instrumenting functions.
3295 (c_init): Initialize lang_disregard_inline_limits and
3296 lang_cannot_inline_tree_fn.
3297 * tree-inline.c (initialize_inlined_parameters): Handle calls
3298 with fewer arguments than declared parameters, and fewer
3299 parameters than passed arguments. Don't assume value is a
3301 (declare_return_variable): Convert return value back to the
3302 original type, if it was promoted.
3303 (tree_inlinable_function_p): New function.
3304 (inlinable_function_p): Don't look at DECL_INLINE if we're
3305 inlining all functions. Make it work with a NULL id.
3306 Re-check DECL_UNINLINABLE after language-specific checks.
3307 * tree-inline.h (tree_inlinable_function_p): Declare it.
3308 * integrate.c (save_for_inline): Don't bother to prepare argvec
3310 * cse.c (check_for_label_ref): Don't check deleted labels.
3312 * Makefile.in (tree-inline.o): Depend on newly-included headers.
3313 * tree-inline.c: Include headers needed for the functions moved in.
3314 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
3315 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
3316 (copy_body, initialize_inlined_parameters): Likewise.
3317 (declare_return_variable, inlinable_function_p): Likewise.
3318 (expand_call_inline, expand_calls_inline): Likewise.
3319 (optimize_inline_calls, clone_body): Likewise.
3320 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
3321 (copy_tree_r, remap_save_expr): Likewise.
3323 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
3325 * Makefile.in (OBJS): Added tree-inline.o.
3326 (c-common.o): Depend on tree-inline.h.
3327 (tree-inline.o): New target.
3328 * c-common.c: Include tree-inline.h.
3329 (c_mark_lang_decl): Don't mark saved_tree.
3330 (c_common_lang_init): Set lang_anon_aggr_type_p.
3331 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
3332 (struct c_lang_decl): Moved saved_tree to tree_decl.
3333 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
3334 * integrate.h (function_attribute_inlinable_p): Declare it.
3335 * integrate.c (function_attribute_inlinable_p): Export it.
3336 * tree-inline.c: New file. Define variables declared in...
3337 * tree-inline.h: New file. Declare functions to be moved to
3338 tree-inline.c. Define macros and declare types and hooks for
3339 language-specific tree inlining.
3340 (flag_inline_trees): Moved definition from cp/decl2.c.
3341 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
3342 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
3343 (struct tree_decl): Moved saved_tree from c_lang_decl and
3344 inlined_fns from C++'s lang_decl.
3346 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
3348 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
3349 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
3351 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
3353 * doc/cppinternals.texi: Update.
3355 2001-10-04 Eric Christopher <echristo@redhat.com>
3357 * config/mips/mips.c (init_cumulative_args): Remember to set
3359 * config.gcc: Redo linux configuration. Add target_cpu_default
3360 of soft-float to all mipsisa32 combinations and tx39.
3361 * config/mips/linux.h: Remove include of mips.h.
3363 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
3365 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
3366 HOST_LDFLAGS and HOST_CPPFLAGS.
3368 2001-10-03 Ziemowit Laski <zlaski@apple.com>
3370 * c-parse.in (objc_inherit_code, objc_pq_context,
3371 objc_public_flag): Make static.
3372 (objc_interface_context, objc_implementation_context,
3373 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
3374 global tree array in objc/objc-act.[ch].
3375 (methoddef): Remove unnecessary code.
3377 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
3378 Hoist struct definitions to objc-act.h.
3379 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
3380 cat_count): Place declaration in objc-act.h.
3381 (objc_tree_index): Move enumeration to objc-act.h.
3382 (objc_global_trees): Place declaration and macro accessors in
3384 (implementation_context): Remove duplicate; use
3385 objc_implementation_context instead:
3386 (method_context): Remove duplicate; use objc_method_context
3388 (objc_ellipsis_node, objc_method_prototype_template,
3389 implemented_classes, function_type): Move global vars to
3391 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
3392 (build_message_expr): Move actual construction of ObjC message
3393 send nodes to finish_message_expr.
3394 (finish_message_expr): New routine, contains code formerly in
3396 * objc/objc-act.h (finish_message_expr): New prototype.
3397 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
3398 declarations; these vars are now part of objc_global_trees.
3399 (objc_tree_index, objc_global_trees): Move definitions from
3401 * objc/objc-tree.def: Update copyright info.
3403 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
3405 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
3407 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
3408 only if TARGET_ARCH64.
3410 2001-10-02 Bernd Schmidt <bernds@redhat.com>
3412 * doc/extend.texi: Fix some problems with previous checkin.
3413 * doc/invoke.texi: Likewise.
3415 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
3417 * cpphash.h: Update comments.
3418 (cpp_context): Update.
3419 (spec_nodes): Remove n__Pragma.
3420 * cppinit.c (cpp_create_reader): Update.
3421 (builtin_array): Add _Pragma.
3422 * cpplib.h: Update comments.
3423 (NODE_DISABLED, BT_PRAGMA): New.
3424 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
3425 * cppmacro.c (struct cpp_macro): Remove disabled.
3426 (builtin_macro): Return int, handle _Pragma, push the new token
3427 on the context stack.
3428 (funlike_invocation_p): Unconstify, update.
3429 (enter_macro_context): Handle builtins here.
3430 (replace_args, push_token_context, push_ptoken_context):
3431 Update for prototype changes.
3432 (_cpp_pop_context): Update.
3433 (cpp_get_token): Don't handle buitins, nor _Pragma here.
3434 (cpp_sys_macro_p): Update.
3435 (_cpp_free_definition): Clear disabled flag.
3436 (_cpp_create_definition): Upate.
3437 * cppmain.c: Update comments.
3439 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
3440 Andreas Jaeger <aj@suse.de>,
3441 Jan Hubicka <jh@suse.cz>
3443 * doc/invoke.texi (i386 Options): Document x86-64 options.
3444 (i386 and x86-64 Options): Rename i386 options section.
3446 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
3447 (TARGET_SWITCHES): Add -munwind-info.
3448 (MASK_NO_UNWIND_INFO): New.
3449 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
3451 (ASM_OUTPUT_DOUBLE_INT): New.
3453 * config/i386/linux64.h: New spec file for Linux x86-64 support.
3454 * config.gcc: Fix tm_file settings for x86-64.
3455 * config/i386/x86-64.h: New file with OS independent x86-64
3457 * config/i386/biarch64.h: New file used to configure compiler
3458 to biarch/64bit compilation.
3460 * config/i386/i386.c: (override_options): Set flags default
3461 for 64bit compilation.
3463 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
3465 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
3466 (ix86_expand_int_movcc): Optimize DImode conditional moves with
3467 constants on x86_64.
3468 (ix86_attr_length_immediate_default): Support MODE_DI.
3469 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
3471 (indirect_jump, tablejump): Turn into expander.
3473 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3475 * c-common.c (c_format_attribute_table): Make format and
3476 format_arg attributes apply to function types rather than to
3478 (is_valid_printf_arglist): Construct an attribute list and pass
3479 that to check_function_format rather than a name.
3480 * c-common.h (check_function_format): Adjust prototype.
3481 * c-decl.c (duplicate_decls): Preserve attributes from type of
3482 built-in decl when allowing for harmless conflict in types.
3483 * c-format.c (record_function_format,
3484 record_international_format, function_format_list,
3485 international_format_info, international_format_list): Remove.
3486 (function_format_info): Remove next, name and assembler_name.
3487 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
3488 (decode_format_attr): New.
3489 (handle_format_attribute): Handle receiving a type rather than a
3490 decl. Call decode_format_attr. Store format information in a
3491 function_format_info.
3492 (handle_format_arg_attribute): Correct comment. Handle receiving
3493 a type rather than a decl. Use unsigned HOST_WIDE_INT for
3495 (check_format_info_recurse, check_format_info_main): Take argument
3496 numbers as unsigned HOST_WIDE_INT.
3497 (check_function_format): Take a list of attributes from the
3498 function type rather than a name or assembler name. Check for
3499 format attributes in that list and the attributes on the type of
3500 the current function rather than looking through
3501 function_format_list.
3502 (check_format_info): Use unsigned HOST_WIDE_INT for argument
3504 (check_format_info_recurse): Take format_arg attributes from the
3505 type of the function calls rather than using
3506 international_format_list. Allow for multiple format_arg
3508 * c-typeck.c (build_function_call): Pass type attributes to
3509 check_function_format rather than name or assembler name. Don't
3510 require there to be a name or assembler name to check formats.
3512 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3514 * attribs.c (decl_attributes): Possibly call
3515 insert_default_attributes to insert default attributes on
3516 functions in a lazy manner.
3517 * builtin-attrs.def: New file; define the default format and
3518 format_arg attributes.
3519 * c-common.c (c_format_attribute_table): Move to earlier in the
3521 (c_common_nodes_and_builtins): Initialize format_attribute_table.
3522 (enum built_in_attribute, built_in_attributes,
3523 c_attrs_initialized, c_init_attributes,
3524 c_common_insert_default_attributes): New.
3525 (c_common_lang_init): Don't initialize format_attribute_table. Do
3526 call c_init_attributes.
3527 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
3528 * c-common.h (init_function_format_info): Don't declare.
3529 (c_common_insert_default_attributes): Declare.
3530 * c-decl.c (implicitly_declare, builtin_function): Call
3532 (init_decl_processing): Don't call init_function_format_info.
3533 (insert_default_attributes): New.
3534 * c-format.c (handle_format_attribute,
3535 handle_format_arg_attribute): Be quiet about inappropriate
3536 declaration when applying default attributes.
3537 (init_function_format_info): Remove.
3538 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
3539 (insert_default_attributes): Declare.
3541 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
3543 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
3545 2001-10-01 Jim Wilson <wilson@redhat.com>
3547 * sched-deps.c (add_dependence): When elide conditional dependence,
3548 check that insn doesn't modify cond2.
3550 2001-10-01 Dale Johannesen <dalej@apple.com>
3552 * config/rs6000/rs6000.h (enum processor_type): Add support
3553 for 7400 (G4) and 7450.
3555 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
3556 (rs6000_issue_rate): Ditto.
3557 (rs6000_adjust_cost): Fix cycle counts for compares.
3558 (debug_stack_info): Fix an obvious typo.
3559 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
3560 * doc/invoke.texi: Document.
3561 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
3563 (PROCESSOR_DEFAULT): Ditto.
3565 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
3567 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
3568 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
3569 later recursive make invocation.
3571 2001-10-01 Hans Boehm <boehm@acm.org>
3573 * optabs.c (emit_libcall_block): When using non-call exceptions,
3574 don't add REG_LIBCALL reg notes to trapping calls.
3576 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3578 * flow.c (propagate_block_delete_libcall): Remove unused first arg
3579 (propagate_one_insn): Update for above change
3581 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
3583 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
3584 _Unwind_GetTextRelBase): Argument is unused.
3586 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3588 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
3589 Loop through NOPs, placeholders, and components.
3590 Don't go through NOPs if change mode.
3591 (record_alias_subset): Do nothing if SUBSET and SET are the same.
3592 * emit-rtl.c (set_mem_alias_set): Enable check.
3593 * expr.c (find_placeholder): New function.
3594 (expand_expr, case PLACEHOLDER_EXPR): Use it.
3595 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
3596 to modify it and avoid unneeded copies.
3597 * expr.h (expand_expr): Always define.
3598 (find_placeholder): New declaration.
3600 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3602 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
3603 operand 2 is the stack pointer.
3604 ("addr-peephole"): Fix address computation peephole when operand 2
3605 is the stack pointer.
3607 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3609 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
3610 (ix86_setup_incoming_varargs): Likewise.
3612 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
3614 * stor-layout.c (layout_type): Don't complain about too-large
3617 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3619 * function.c (keep_stack_depressed): Don't use delete_insn.
3621 * expr.h (set_mem_alias_set): Move decl to here.
3622 * rtl.h (mem_attrs): New typedef and struct.
3623 (union rtunion_def): Add field for mem_attrs.
3624 (X0MEMATTR, MEM_ATTRS): New macros.
3625 (MEM_ALIAS_SET): Use MEM_ATTRS.
3626 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
3627 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
3628 (set_mem_alias_set): Delete decl from here.
3630 * alias.c (set_mem_alias_set): Delete from here.
3631 * emit-rtl.c (mem_attrs_htab): New variable.
3632 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
3633 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
3634 (mem_attrs_mark, get_mem_attrs): Likewise.
3635 (gen_rtx_MEM): Clear MEM_ATTRS.
3636 (set_mem_attributes): Move to here.
3637 (set_mem_alias_set): Likewise, and call get_mem_attrs.
3638 (init_emit_once): const_int_htab now deletable htab.
3639 Initialize mem_attrs_htab.
3640 * explow.c (set_mem_attributes): Delete from here.
3641 * function.c (put_var_into_stack): Clear MEM_ATTRS.
3642 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
3643 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
3644 * reload1.c (reload): Rework changing REG to MEM.
3646 2001-09-30 H.J. Lu <hjl@gnu.org>
3648 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
3649 * config.in: Rebuild.
3651 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3653 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
3654 ("tsthi_1"): Avoid allocation in register y.
3655 ("*movqi_68hc12"): Reorganize and fix constraints.
3656 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
3657 ("addqi3"): Likewise.
3658 ("addhi3"): Fix constraints.
3659 ("*logicalhi3_zexthi"): Disparage soft registers.
3661 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3663 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
3666 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
3668 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
3669 that we use setjmp/longjmp exceptions.
3671 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
3673 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
3674 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
3675 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3676 _cpp_pool_alloc, _cpp_next_chunk): Remove.
3677 (_cpp_extend_buff, BUFF_ROOM): Update.
3678 (_cpp_append_extend_buff): New.
3679 (struct cpp_reader): Remove macro_pool, add a_buff.
3680 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
3682 (cpp_destroy): Free a_buff instead of macro_pool.
3683 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
3684 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
3685 _cpp_pool_alloc, ): Remove.
3686 (parse_number, parse_string): Update use of _cpp_extend_buff.
3687 (_cpp_extend_buff): Update.
3688 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
3689 * cpplib.c (glue_header_name, parse_answer):
3690 Update use of _cpp_extend_buff.
3691 (cpp_register_pragma, cpp_register_pragma_space): Use
3693 (do_assert, do_unassert): Check for EOL, update.
3694 * cppmacro.c (stringify_arg, collect_args): Update to use
3695 _cpp_extend_buff and _cpp_append_extend_buff.
3696 (save_parameter, parse_params, alloc_expansion_token,
3697 _cpp_create_definition): Rework memory management.
3699 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
3701 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
3702 update md_exec_prefix.
3703 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
3706 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
3708 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
3709 (SELECT_CC_MODE): Use s390_select_ccmode.
3710 * config/s390/s390-protos.h (s390_select_ccmode): Add.
3711 * config/s390/s390.c (s390_select_ccmode): New.
3712 (s390_match_ccmode): Add CCLmode.
3713 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
3714 (output_branch_condition, output_inverse_branch_condition): Removed.
3715 (print_operand): Use s390_branch_condition_mnemonic.
3716 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
3717 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
3718 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
3720 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
3721 when converting conditional branches to far branches.
3722 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
3723 cmpint_di): Use CCSmode instead of CCUmode.
3725 * config/s390/s390.c (legitimate_la_operand_p): New.
3726 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
3727 * config/s390/s390.md (movsi): Convert load address patterns to
3728 arithmetic operations when necessary.
3729 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
3730 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
3731 (*do_la_reg_0): Don't use before reload.
3733 * config/s390/s390.c (legitimize_address): Make more efficient
3734 use of two-register addressing mode.
3736 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
3737 with -mno-backchain in some corner cases.
3739 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
3741 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
3743 * reload.c (find_reloads): Mark new USE insns with QImode.
3744 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
3745 find_reloads_subreg_address): Likewise.
3746 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
3748 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
3750 (reload): Make sure there are no USEs with mode other than
3751 VOIDmode. At the end, remove those marked with QImode.
3753 2001-09-29 Per Bothner <per@bothner.com>
3755 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
3756 * Makefile.in (includedir): Rename to local_includedir.
3757 (includedir): Define as $(prefix)/include.
3758 * config.in (PREFIX_INCLUDE_DIR): New variable.
3759 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
3761 2001-09-29 Bernd Schmidt <bernds@redhat.com>
3763 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
3765 * doc/extend.texi (Vector Extensions): New node.
3766 * doc/invoke.texi (Machine Dependent Options): Add documentation for
3767 i386 -mmmx, -msse, -m3dnow.
3769 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
3771 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
3773 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
3775 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
3777 * doc/invoke.texi (Optimize Options): Delete spurious @table.
3779 2001-09-28 Richard Henderson <rth@redhat.com>
3781 * varasm.c (assemble_integer): Bound alignment check by
3784 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
3786 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3788 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
3790 2001-09-25 Bernd Schmidt <bernds@redhat.com>
3792 Mostly from Graham Stott <grahams@redhat.com>
3793 * c-common.c (type_for_mode): Add support for V2SFmode.
3794 * tree.c (build_common_tree_nodes_2): Likewise.
3795 * tree.h (enum tree_index, global_trees): Likewise.
3796 * config/i386/i386.c (x86_3dnow_a): New variable.
3797 (override_options): Support 3Dnow extensions.
3798 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
3799 Athlon's version of 3Dnow.
3800 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
3801 (ix86_expand_builtin): Handle them.
3802 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
3803 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
3804 TARGET_3DNOW_A): New macros.
3805 (TARGET_SWITCHES): Add 3Dnow switches.
3806 (VALID_MMX_REG_MODE_3DNOW): New macro.
3807 (VECTOR_MODE_SUPPORTED_P): Use it.
3808 (enum ix86_builtins): Add entries for 3Dnow builtins.
3809 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
3810 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
3811 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
3812 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
3813 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
3814 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
3815 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
3816 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
3817 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
3818 sfence_insn, prefetch): Make these available if TARGET_SSE or
3821 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
3823 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
3824 ix86_va_start, ix86_build_va_list): Declare.
3825 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
3826 ix86_va_start, ix86_build_va_list): New global functions.
3827 * i386.md (sse_prologue_save_insn): New insn.
3828 (sse_prologue_save): New expander.
3829 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
3830 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
3832 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3834 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
3835 Use size_t everywhere, make definitions consistent with
3838 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
3840 * gcse.c (replace_store_insn): Use delete_insn.
3841 * loop.c (move_movables): Likewise; avoid delete_insn
3842 from clobbering notes moved elsewhere.
3843 (check_dbra_loop): Use delete_insn.
3844 * ssa.c (convert_from_ssa): Likewise.
3845 * cse.c (cse_insn): Use delete_insn.
3847 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
3849 * cpphash.h (struct cpp_buff): Make unsigned.
3850 (_cpp_get_buff): Take length of size_t.
3851 (_cpp_unaligned_alloc): New.
3852 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
3853 (struct cpp_reader): Remove ident_pool. Add u_buff.
3854 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
3855 (cpp_destroy): Destroy u_buff, not ident_pool.
3856 * cpplex.c (parse_number, parse_string, save_comment,
3857 cpp_token_as_text): Update to use the unaligned buffer.
3858 (new_buff): Make unsigned.
3859 (_cpp_unaligned_alloc): New.
3860 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
3861 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
3863 (collect_args): Make unsigned.
3865 2001-09-27 Zack Weinberg <zack@codesourcery.com>
3867 * cpplex.c (cpp_output_token): Use a putc loop for
3868 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
3870 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
3871 * configure, config.in: Regenerate.
3872 * system.h: Replace fwrite and fprintf with their unlocked
3873 variants if available.
3875 2001-09-27 Richard Henderson <rth@redhat.com>
3877 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
3878 in favour of .eh_frame.
3880 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
3882 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
3884 (LIBCALL_VALUE): Likewise.
3886 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3888 * cpphash.h: Update comment.
3889 * cpplex.c: Update comments.
3890 (_cpp_can_paste): Remove.
3891 * cpplib.h (_cpp_can_paste): Remove.
3892 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
3893 lexer rather than _cpp_can_paste.
3895 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
3897 * doc/cppinternals.texi: Update.
3899 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3901 * cpphash.h (struct cpp_pool): Remove locks and locked.
3902 (struct cpp_context): Add member buff.
3903 (struct cpp_reader): Remove member argument_pool.
3904 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3905 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
3906 * cpplex.c (chunk_suitable): Remove pool argument.
3907 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
3908 (new_buff, _cpp_extend_buff): Update.
3909 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
3910 which buffer is returned.
3911 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
3912 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
3913 * cppmacro.c (lock_pools, unlock_pools): Remove.
3914 (push_ptoken_context): Take a _cpp_buff.
3915 (enter_macro_context): Pool locking removed.
3916 (replace_args): Use a _cpp_buff for the replacement list with
3918 (push_token_context): Clear buff.
3919 (expand_arg): Use _cpp_pop_context.
3920 (_cpp_pop_context): Free a context's buffer, if any.
3922 2001-09-26 DJ Delorie <dj@redhat.com>
3924 * c-typeck.c (digest_init): Check for sizeless arrays.
3926 2001-09-26 Richard Henderson <rth@redhat.com>
3928 * optabs.c (init_one_libfunc): Create a dummy function type
3929 instead of using error_mark_node.
3931 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
3933 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
3934 _cpp_extend_buff, _cpp_free_buff): New.
3935 (struct cpp_reader): New member free_buffs.
3936 * cppinit.c (cpp_destroy): Free buffers.
3937 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
3938 _cpp_extend_buff, _cpp_free_buff): New.
3939 * cpplib.h (struct cpp_options): Remove unused member.
3940 * cppmacro.c (collect_args): New. Combines the old parse_arg
3941 and parse_args. Use _cpp_buff for memory allocation.
3942 (funlike_invocation_p, replace_args): Update.
3944 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
3946 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
3948 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
3950 * except.c (sjlj_mark_call_sites): Change address inside sequence.
3952 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
3954 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
3957 2001-09-25 Janis Johnson <janis187@us.ibm.com>
3958 Jim Wilson <wilson@redhat.com>
3960 * doc/install.texi (Specific, ia64-*-linux): Document.
3962 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
3964 * Makefile.in (cfgrtl.o): Add.
3965 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3966 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3967 free_aux_for_edge): Declare.
3969 (HAVE_return): Undefine.
3970 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
3971 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
3972 free_aux_for_edge): New global functions.
3973 (first_delete_block): New static variable.
3974 (init_flow): Clear first_delete_block.
3975 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
3976 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
3977 try_redirect_by_replacing_jump, last_loop_beg_note,
3978 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
3979 delete_insn, delete_insn_chain, create_basic_block_structure,
3980 create_basic_block, flow_delete_block, compute_bb_for_insn,
3981 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
3982 set_block_for_new_insns, split_block, merge_blocks_nomove,
3983 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3984 redirect_edge_and_branch, force_nonfallthru_and_redirect,
3985 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
3986 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
3987 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
3988 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
3989 purge_all_dead_edges): Move to ....
3990 * cfgrtl.c: New file; .... Here.
3992 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
3993 (reroder_basic_block): Use alloc_aux_for_blocks.
3994 * predict.c (estimate_bb_frequencies): Likewise; use
3995 alloc_aux_for_edges.
3996 * profile.c (compute_branch_probabilities): Likewise.
3997 (branch_prob): Likewise.
3998 * reg-stack.c (reg_to_stack): Likewise.
4000 * emit-rtl.c (emit_insns_after): Never return NULL.
4002 * basic-block.h (set_block_for_new_insns): Delete.
4003 * cfgrtl.c (set_block_for_new_insns): Delete.
4005 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
4006 calls when crossjumping.
4008 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
4009 * unroll.c (copy_loop_body): Use delete_insn.
4011 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
4012 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
4013 keep_stack_depressed): Likewise.
4014 * gcse.c (cprop_cc0_jump): Likewise.
4015 * local-alloc.c (update_equiv_regs): Likewise.
4016 * loop.c (scan_loop, loop_delete_insns): Likewise.
4017 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
4018 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
4019 delete_output_reload, delete_address_reloads_1,
4020 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
4022 * sibcall.c (replace_call_placeholder): Likewise.
4023 * cse.c (cse_insn): Likewise.
4025 2001-09-25 Bernd Schmidt <bernds@redhat.com>
4027 From Graham Stott <grahams@redhat.com>
4028 (def_builtin): Only define builtins appropriate for target_flags. All
4030 (builtin_decsription): Add new field mask which is used to determine
4031 when to define the builtin via the macro def_builtin.
4033 (bdesc_comi): Initialise new mask fields.
4034 (bdesc_2srg): Likewise.
4035 (bdesc_1arg): Likewise.
4037 * config/i386/i386.c (ix86_init_builtins): Correct return type
4038 building v4hi_ftype_v4hi_int_int tree node.
4039 (ix86_expand_sse_comi): Fix typo swapping operands.
4040 Don't swap comparision condition, it is already swapped.
4041 (ix86_expand_sse_compare): Before swapping operands
4042 move operand 1 into new rtx and not the target rtx.
4043 Don't swap comparison condition, it is already swapped.
4044 Always check whether we need to create a new TARGET.
4046 * config/i386/i386.md: (sse_comi) Fix typos.
4047 (sse_ucomi): Likewise.
4048 (cvtss2si): Fix operand 0 contraint.
4049 (cvttss2si): Likewise.
4050 (sse_unpckhps): Fix mode for operand 2.
4051 (sse_unpcklps): Likewise.
4053 2001-09-25 Graham Stott <grahams@redhat.com>
4055 * sibcall.c (skip_copy_to_return_value): Tighten return value
4058 2001-09-24 David Edelsohn <edelsohn@gnu.org>
4060 * rs6000.c (lwa_operand): Address must be word aligned.
4062 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4064 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
4065 number has been set.
4066 (type_hash_mark): Mark type itself.
4068 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
4070 * c-lex.c (cb_def_pragma): Update.
4071 (c_lex): Update, and skip padding.
4072 * cppexp.c (lex, parse_defined): Update, remove unused variable.
4073 * cpphash.h (struct toklist): Delete.
4074 (union utoken): New.
4075 (struct cpp_context): Update.
4076 (struct cpp_reader): New members eof, avoid_paste.
4077 (_cpp_temp_token): New.
4078 * cppinit.c (cpp_create_reader): Update.
4079 * cpplex.c (_cpp_temp_token): New.
4080 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
4081 (cpp_output_token): Don't print leading whitespace.
4082 (cpp_output_line): Update.
4083 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
4084 do_include_common, do_line, do_ident, do_pragma,
4085 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
4086 parse_assertion): Update.
4087 (get_token_no_padding): New.
4088 * cpplib.h (CPP_PADDING): New.
4089 (AVOID_LPASTE): Delete.
4090 (struct cpp_token): New union member source.
4091 (cpp_get_token): Update.
4092 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
4093 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
4094 replace_args, quote_string, stringify_arg, parse_arg, next_context,
4095 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
4096 _cpp_backup_tokens, _cpp_create_definition): Update.
4097 (push_arg_context): Delete.
4098 (padding_token, push_token_context, push_ptoken_context): New.
4099 (make_string_token, make_number_token): Update, rename.
4100 (cpp_get_token): Update to handle tokens as pointers to const,
4101 and insert padding appropriately.
4102 * cppmain.c (struct printer): New member prev.
4103 (check_multiline_token): Constify.
4104 (do_preprocessing, cb_line_change): Update.
4105 (scan_translation_unit): Update to handle spacing.
4106 * scan-decls.c (get_a_token): New.
4107 (skip_to_closing_brace, scan_decls): Update.
4108 * fix-header.c (read_scan_file): Update.
4110 * doc/cpp.texi: Update.
4112 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4114 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
4115 leak by passing malloc'ed pointer to reconcat, not concat.
4117 2001-09-24 DJ Delorie <dj@redhat.com>
4119 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
4121 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
4123 * flow.c (delete_dead_jumptables): Delete jumptable if the only
4124 reference is from the literal pool.
4126 2001-09-24 Janis Johnson <janis187@us.ibm.com>
4128 * doc/install.texi (Final install): Request additional information
4129 in mail about successful builds.
4131 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4133 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
4134 initial value of return pointer register instead of value in frame-20.
4137 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4139 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
4140 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
4141 the libcall if there isn't a referenced identifier for the symbol.
4143 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4145 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
4146 non 64-bit machines. Use these as a plabel for the trampoline.
4147 (TRAMPOLINE_SIZE): Adjust size for new words.
4148 (INITIALIZE_TRAMPOLINE): Initialize new words.
4149 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
4150 pointer to the plabel in the trampoline.
4152 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
4154 * pa.c (function_arg): Pass floating arguments in both general and
4155 floating registers in indirect (dynamic) calls when generating code
4156 for the 32 bit ABI and the HP assembler.
4158 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4160 * doc/install.texi: Markup fixes.
4161 Use Solaris 2, SunOS 4 as appropriate.
4162 (Specific, *-*-solaris2*): Explain this.
4163 Unconditionally warn against /usr/ucb tools.
4164 Remove Sun as warning, obsolete.
4165 Move X11 header bug workaround here, update patches.
4166 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
4167 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
4169 2001-09-23 Zack Weinberg <zack@codesourcery.com>
4171 * errors.h (warning, error, fatal, internal_error): Don't mark
4172 with ATTRIBUTE_PRINTF_n.
4173 * toplev.h (internal_error, fatal_io_error, warning, error,
4174 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
4175 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
4178 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4180 * function.c (pop_function_context_from): var_refs_queue
4181 and temp slots now in GC memory.
4182 (mark_function_status, free_after_compilation): Likewise;
4183 also struct function now in GC memory.
4184 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
4185 (combine_temp_slots): Likewise.
4186 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
4187 (prepare_function_start): Use GC memory for struct function.
4188 (mark_temp_slot): Deleted.
4189 (gcc_mark_struct_function): struct function now in GC memory.
4191 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
4192 code for division, not modulus.
4194 * rtl.def (MEM): Remove obsolete part of comment.
4196 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
4198 * c-format.c (init_function_format_info): Check __builtin_printf
4199 and __builtin_fprintf even if -ffreestanding. Check C99 functions
4202 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4204 * c-common.c (format_attribute_table): Remove decl.
4205 * tree.h (format_attribute_table, lang_attribute_table): New decls.
4206 (lang_attribute_common): Likewise.
4208 * function.c (fix_lexical_address): Use set_mem_alias_set.
4209 (expand_function_start): Likewise.
4210 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
4212 * varasm.c (output_constant): Fix unused variable warning.
4214 * attribs.c: New file, from c-common.c.
4215 (attribute_tables): Now four elements.
4216 (format_attribute_table, lang_attribute_common): New variables.
4217 (init_attributes): Reflect above changes.
4218 (handle_mode_attribute): Delete check for wider than uintmax.
4219 * c-common.c: Delete parts moved to attribs.c.
4220 (enum attrs): Deleted; unused.
4221 (c_format_attribute_table): New variable.
4222 (c_common_lang_init): Initialize format_attribute_table with it.
4223 * c-common.h (decl_attributes): Remove decl.
4224 * tree.h (decl_attribute): Move it to here.
4225 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
4226 (attribs.o): New rule.
4228 2001-09-22 Andreas Jaeger <aj@suse.de>
4230 * builtins.c (c_getstr): Remove unused variable.
4232 2001-09-21 Richard Henderson <rth@redhat.com>
4234 * reload1.c (reload): Use delete_insn instead of splatting
4237 2001-09-21 Richard Henderson <rth@redhat.com>
4239 * reload.c (push_secondary_reload): Don't check for "=" in output
4240 constraint after ""->ALL_REGS check.
4242 2001-09-21 Richard Henderson <rth@redhat.com>
4244 * predict.c (expected_value_to_br_prob): Use pc_set.
4246 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
4247 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
4249 2001-09-21 Richard Henderson <rth@redhat.com>
4251 * rtl.h (LCT_RETURNS_TWICE): New.
4252 * calls.c (emit_call_1): Set current_function_calls_setjmp for
4254 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
4255 to ECF_RETURNS_TWICE.
4256 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
4259 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
4261 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
4262 (JMP_BUF_SIZE): New.
4264 2001-09-21 Richard Henderson <rth@redhat.com>
4266 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
4269 2001-09-21 Richard Henderson <rth@redhat.com>
4271 * tree.def (FDESC_EXPR): New.
4272 * expr.c (expand_expr): Handle it.
4273 * varasm.c (initializer_constant_valid_p): Likewise.
4274 (output_constant): Likewise.
4275 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4276 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
4277 (ASM_OUTPUT_FDESC): New.
4278 * doc/tm.texi: Document the new macros.
4280 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4282 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
4283 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
4284 once merging is complete.
4286 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4288 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
4290 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
4292 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
4293 that would be invalid after a merge.
4295 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
4297 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
4298 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
4300 (flow_delete_insn): This one.
4301 (delete_insn_chain): Rename from ...; do not care labels.
4302 (flow_delete_insn_chain): ... this one.
4303 (flow_delete_block): Remove the insns one BB has been expunged.
4304 (merge_blocks_nomove): Likewise.
4305 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
4306 updating BB boundaries.
4307 (tidy_fallthru_edge): Likewise.
4308 (commit_one_edge_insertion): Likewise.
4309 * cfgbuild.c (find_basic_block): Likewise.
4310 (find_basic_blocks_1): Likewise.
4311 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
4312 (try_crossjump_to_edge): Likewise.
4313 (try_optimize_cfg): Likewise.
4314 * cse.c (delete_trivially_dead_insns): Likewise.
4315 * df.c (df_insn_delete): Likewise.
4316 * doloop.c (doloop_modify): Use delete_related_insns.
4317 * emit-rtl.c (try_split): Likewise.
4318 (remove_insn): Update BB boundaries.
4319 * expect.c (connect_post_landing_pads): Use delete_related_insns.
4320 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
4321 updating BB boundaries.
4322 (propagate_block_delete_insn): Likewise.
4323 (propagate_block_delete_libcall): Likewise.
4324 * function.c (delete_handlers): Use delete_related_insns.
4325 (thread_prologue_and_epilogue_insns): Likewise.
4326 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
4327 * genpeep.c (gen_peephole): Use delete_related_insns.
4328 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
4330 (find_cond_trap): Likewise.
4331 * integrate.c (save_for_inline): Use delete_related_insns.
4332 (copy_insn_list): Likewise.
4333 * jump.c (pruge_linie_number_notes): Likewise.
4334 (duplicate_loop_exit_test): Likewise.
4335 (delete_computation): Likewise.
4336 (delete_related_insn): Rename from ...; use delete_insn
4337 (delete_insn): ... this one.
4338 (redirect_jump): Use delete_related_insns.
4339 * loop.c (scan_loop): Likewise.
4340 (move_movables): Likewise.
4341 (find_and_verify_loops): Likewise.
4342 (check_dbra_loop): Likewise.
4343 * recog.c (peephole2_optimize): Likewise.
4344 * reg-stack.c (delete_insn_for_stacker): Remove.
4345 (move_for_stack_reg): Use delete_insn.
4346 * regmove.c (combine_stack_adjustments_for_block): Likewise.
4347 * reload1.c (delete_address_reloads): Use delete_related_insns.
4348 (fixup_abnormal_edges): Use delete_insn.
4349 * recog.c (emit_delay_sequence): Use delete_related_insns.
4350 (delete_from-delay_slot): Likewise.
4351 (delete_scheduled_jump): likewise.
4352 (optimize_skip): Likewise.
4353 (try_merge_delay_insns): Likewise.
4354 (full_simple_delay_slots): Likewise.
4355 (fill_slots_from_thread): Likewise.
4356 (relax_delay_slots): Likewise.
4357 (make_return_insns): Likewise.
4358 (dbr_schedule): Likewise.
4359 * rtl.h (delete_insn): Rename to delete_related_insns.
4360 (delete_insn, delete_insn_chain): New prototypes.
4361 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
4362 by df_insn_delete already.
4363 * ssa-dce.c (delete_insn_bb): Use delete_insn.
4364 * ssa.c (convert_from_ssa): Use delete_related_insns.
4365 * unroll.c (unroll_loop): Likewise.
4366 (calculate_giv_inc): Likewise.
4367 (copy_loop_body): Likewise.
4369 * i386-protos.h (ix86_libcall_value, ix86_function_value,
4370 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4371 ix86_return_in_memory, ix86_function_value): Declare.
4372 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
4373 new static valurables.
4374 (x86_64_reg_class): New enum
4375 (x86_64_reg_class_name): New array.
4376 (classify_argument, examine_argument, construct_container,
4377 merge_classes): New static functions.
4378 (optimization_options): Enable flag_omit_frame_pointer and disable
4379 flag_pcc_struct_return on 64bit.
4380 (ix86_libcall_value, ix86_function_value,
4381 ix86_function_arg_regno_p, ix86_function_arg_boundary,
4382 ix86_return_in_memory, ix86_function_value): New global functions.
4383 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
4384 (function_arg_advance): Handle x86_64 passing conventions.
4385 (function_arg): Likewise.
4386 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
4387 (RETURN_IN_MEMORY): Move offline.
4388 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
4389 (FUNCTION_VALUE_REGNO_P): New macro.
4390 (FUNCTION_ARG_REGNO_P): Move offline.
4391 (struct ix86_args): Add maybe_vaarg.
4392 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
4393 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
4395 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
4397 * s390.md: Changed attributes for scheduling.
4398 * s390.c: (s390_adjust_cost, s390_adjust_priority)
4401 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
4403 Table-driven attributes.
4404 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
4405 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
4406 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
4407 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
4408 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
4409 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
4410 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
4411 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
4412 * tree.h (struct tree_decl): Change machine_attributes to
4414 * doc/c-tree.texi: Document that all attributes are now attached
4416 * c-common.c (add_attribute, attrtab, attrtab_idx,
4417 default_valid_lang_attribute, valid_lang_attribute): Remove.
4418 (attribute_tables, attributes_initialized,
4419 c_common_attribute_table, default_lang_attribute_table): New
4421 (handle_packed_attribute, handle_nocommon_attribute,
4422 handle_common_attribute, handle_noreturn_attribute,
4423 handle_unused_attribute, handle_const_attribute,
4424 handle_transparent_union_attribute, handle_constructor_attribute,
4425 handle_destructor_attribute, handle_mode_attribute,
4426 handle_section_attribute, handle_aligned_attribute,
4427 handle_weak_attribute, handle_alias_attribute,
4428 handle_no_instrument_function_attribute,
4429 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
4430 handle_no_limit_stack_attribute, handle_pure_attribute): New
4432 (init_attributes, decl_attributes): Rewrite to implement
4433 table-driven attributes.
4434 * c-common.h (enum attribute_flags): Move to tree.h.
4435 * c-format.c (decl_handle_format_attribute,
4436 decl_handle_format_arg_attribute): Rename to
4437 handle_format_attribute and handle_format_arg_attribute. Update
4438 for table-driven attributes.
4439 * c-common.h (decl_handle_format_attribute,
4440 decl_handle_format_arg_attribute): Remove prototypes.
4441 (handle_format_attribute, handle_format_arg_attribute): Add
4443 * c-decl.c (grokdeclarator): Handle attributes nested inside
4445 * c-parse.in (setattrs, maybe_setattrs): Remove.
4446 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
4447 Update to handle nested attributes properly.
4448 (maybe_resetattrs, after_type_declarator,
4449 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
4450 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
4452 (make_pointer_declarator): Update to handle nested attributes
4454 * doc/extend.texi: Update documentation of limits of attributes
4455 syntax. Warn about problems with attribute semantics in C++.
4456 * target.h (struct target): Remove valid_decl_attribute and
4457 valid_type_attribute. Add attribute_table and
4458 function_attribute_inlinable_p.
4459 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
4460 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
4461 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
4463 (TARGET_INITIALIZER): Update.
4464 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
4466 (function_attribute_inlinable_p): New function. Check for the
4467 presence of any machine attributes before using
4468 targetm.function_attribute_inlinable_p.
4469 (function_cannot_inline_p): Update.
4470 * Makefile.in (integrate.o): Update dependencies.
4471 * doc/tm.texi: Update documentation of target attributes and
4472 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
4473 * tree.c (default_valid_attribute_p, valid_machine_attribute):
4475 (default_target_attribute_table,
4476 default_function_attribute_inlinable_p): New.
4477 (lookup_attribute): Update comment to clarify handling of multiple
4478 attributes with the same name.
4479 (merge_attributes, attribute_list_contained): Allow multiple
4480 attributes with the same name but different arguments to appear in
4481 the same attribute list.
4482 * tree.h (default_valid_attribute_p): Remove prototype.
4483 (struct attribute_spec): New.
4484 (default_target_attribute_table): Declare.
4485 (enum attribute_flags): Move from c-common.h. Add
4486 ATTR_FLAG_TYPE_IN_PLACE.
4487 (default_function_attribute_inlinable_p): Declare.
4488 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
4489 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4490 (TARGET_ATTRIBUTE_TABLE): Define.
4491 (vms_attribute_table): New.
4492 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
4493 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4494 (TARGET_ATTRIBUTE_TABLE): Define.
4495 (arc_attribute_table, arc_handle_interrupt_attribute): New.
4496 * config/arm/arm.c (arm_valid_type_attribute_p,
4497 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
4499 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4501 (TARGET_ATTRIBUTE_TABLE): Define.
4502 (arm_attribute_table, arm_handle_fndecl_attribute,
4503 arm_handle_isr_attribute): New.
4504 * config/avr/avr.c (avr_valid_type_attribute,
4505 avr_valid_decl_attribute): Remove.
4506 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
4508 (TARGET_ATTRIBUTE_TABLE): Define.
4509 (avr_attribute_table, avr_handle_progmem_attribute,
4510 avr_handle_fndecl_attribute): New.
4511 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
4512 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4513 (TARGET_ATTRIBUTE_TABLE): Define.
4514 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
4515 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
4516 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4517 (TARGET_ATTRIBUTE_TABLE): Define.
4518 (h8300_attribute_table, h8300_handle_fndecl_attribute,
4519 h8300_handle_eightbit_data_attribute,
4520 h8300_handle_tiny_data_attribute): New.
4521 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
4522 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
4524 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
4526 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
4527 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
4529 (TARGET_ATTRIBUTE_TABLE): Define.
4530 (ix86_attribute_table, ix86_handle_cdecl_attribute,
4531 ix86_handle_regparm_attribute): New.
4532 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
4533 i386_pe_valid_type_attribute_p): Remove.
4534 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
4535 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
4536 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4537 (TARGET_ATTRIBUTE_TABLE): Define.
4538 (ia64_attribute_table): New.
4539 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
4540 interrupt_ident2, model_ident1, model_ident2): Remove.
4541 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4542 (TARGET_ATTRIBUTE_TABLE): Define.
4543 (init_idents): Update.
4544 (m32r_attribute_table, m32r_handle_model_attribute): New.
4545 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
4547 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4548 (TARGET_ATTRIBUTE_TABLE): Define.
4549 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
4550 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
4551 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4552 (TARGET_ATTRIBUTE_TABLE): Define.
4553 (mcore_attribute_table, mcore_handle_naked_attribute): New.
4554 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
4555 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4556 (TARGET_ATTRIBUTE_TABLE): Define.
4557 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
4558 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
4559 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
4560 (TARGET_ATTRIBUTE_TABLE): Define.
4561 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
4562 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
4563 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4564 (TARGET_ATTRIBUTE_TABLE): Define.
4565 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
4566 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
4568 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
4570 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
4571 (TARGET_ATTRIBUTE_TABLE): Define.
4572 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
4574 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
4575 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
4576 (TARGET_ATTRIBUTE_TABLE): Define.
4577 (v850_attribute_table, v850_handle_interrupt_attribute,
4578 v850_handle_data_area_attribute): New.
4579 * config/v850/v850-c.c (mark_current_function_as_interrupt):
4580 Return void. Call decl_attributes instead of
4581 valid_machine_attribute.
4583 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
4585 * sh-protos.h (sh_pr_n_sets): Declare.
4586 * sh.c (calc_live_regs): If the initial value for PR has been copied,
4587 look at the copy to determine if PR needs to be saved.
4588 sh_pr_n_sets: New function.
4589 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
4590 (ALLOCATE_INITIAL_VALUE): Define.
4592 * sh.c (initial_elimination_offset):
4593 Fix RETURN_ADDRESS_POINTER_REGNUM case.
4595 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
4597 * integrate.c (allocate_initial_values): New function.
4598 * integrate.h (allocate_initial_values): Declare.
4599 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
4601 * reload1.c (reload): And initialization of reg_equiv_memory_loc
4603 * toplev.c (rest_of_compilation): To here.
4604 Call allocate_initial_values.
4605 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
4607 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4609 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
4611 2001-09-20 DJ Delorie <dj@redhat.com>
4613 * c-typeck.c (really_start_incremental_init): Discriminate
4614 between zero-length arrays and flexible arrays.
4615 (push_init_level): Detect zero-length arrays and handle them
4616 like fixed-sized arrays.
4617 * expr.c (store_constructor): Handle zero-length arrays and
4618 flexible arrays correctly.
4619 * doc/extend.texi: Update zero-length array notes.
4621 2001-09-20 Jim Wilson <wilson@redhat.com>
4623 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
4624 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
4625 for issue port conflicts.
4626 (cycle_end_fill_slots): TYPE_L instructions take two slots.
4628 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
4630 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
4633 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4635 * fold-const.c (hashtab.h): Include.
4636 (int_const_binop): Remove FORSIZE arg and compute from type; all
4638 Call size_int_type_wide for all single-word constants.
4639 (size_htab_hash, size_htab_eq): New functions.
4640 (size_int_type_wide): Rework to use hash table.
4641 * ggc-common.c (hashtab.h): Include.
4642 (struct d_htab_root): New struct.
4643 (d_htab_roots): New variable.
4644 (ggc_add_deletable_htab, ggc_htab_delete): New functions
4645 (ggc_mark_roots): Handle deletable htabs.
4646 * ggc-page.c (ggc_marked_p): New function.
4647 * ggc-simple.c (ggc_marked_p): Likewise.
4648 * ggc.h: Reformatting throughout.
4649 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
4650 * tree.c (init_obstacks): Make type_hash_table a deletable root.
4651 (type_hash_add): Allocate struct type_hash from GC memory.
4652 (mark_hash_entry, mark_type_hash): Deleted.
4653 (type_hash_marked_p, type_hash_mark): New functions.
4654 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
4656 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
4658 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
4661 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4663 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
4664 array-too-large test for signed sizetype.
4666 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
4668 * i386.md (indirect_jump): Allow Pmode operand.
4669 (tablejump): LIkewise; perform expansion to 64bit mode.
4670 * i386.c (symbolic_operand): Allow 64bit PIC references.
4671 (pic_symbolic_operand): Likewise.
4672 (ix86_find_base_term): Strip the 64bit PIC references.
4673 (legitimate_pic_address_disp_p): Handle 64bit PIC.
4674 (legitimize_pic_address): Likewise.
4675 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
4676 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
4678 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
4680 * stringpool.c (get_identifier_with_length): New function.
4681 * tree.h (get_identifier_with_length): New prototype.
4683 2001-09-19 Alan Modra <amodra@bigpond.net.au>
4684 David Edelsohn <edelsohn@gnu.org>
4687 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
4688 already sign-extended.
4690 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
4691 * config/rs6000/rs6000.c (logical_operand): Always compare op as
4693 (rs6000_emit_set_long_const): Avoid unnecessary shift.
4694 (output_profile_hook): Declare label_name const.
4695 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
4696 to match constraints.
4698 2001-09-19 Stan Shebs <shebs@apple.com>
4700 * alias.c: Fix typos in comments.
4701 * sched-rgn.c (init_ready_list): Ditto.
4702 * unwind-dw2.c (uw_frame_state_for): Ditto.
4703 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
4704 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
4705 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
4707 2001-09-19 Richard Henderson <rth@redhat.com>
4709 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
4711 * Makefile.in (cfg.o): Depend on TM_P_H.
4713 2001-09-19 Richard Henderson <rth@redhat.com>
4715 * config/alpha/alpha.c (local_symbol_p): Split out from ...
4716 (local_symbolic_operand): ... here.
4717 (small_symbolic_operand): Check mode.
4718 (global_symbolic_operand): New.
4719 (input_operand): Reject symbolics if explicit relocs.
4720 (call_operand): Tidy.
4721 (alpha_legitimize_address): Use movdi_er_high_g.
4722 (alpha_expand_mov): Likewise.
4723 * config/alpha/alpha-protos.h: Update.
4724 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4725 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
4726 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
4727 (UNSPECV_LDGP2): Remove.
4728 (all call patterns): Use 's' not 'i' for symbolic constraint.
4729 (call_osf call_value_osf): Use call_operand.
4730 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
4731 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
4732 (prologue_ldgp_1_er): Remove.
4733 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
4734 (builtin_setjmp_receiver_er patterns): Use them.
4735 (exception_receiver_er): Likewise.
4737 2001-09-19 Richard Henderson <rth@redhat.com>
4739 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
4741 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
4742 and NON_LOCAL_GOTO notes.
4743 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
4744 copy over CALL_INSN_FUNCTION_USAGE.
4746 2001-09-18 Catherine Moore <clm@redhat.com>
4748 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
4751 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
4753 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
4754 new-style tm_file specification. Specify correct tm_p_file,
4755 md_file, and out_file for s390x.
4757 * config/s390/linux.h, linux64.h: Don't include other target
4758 macro header files. Now handled via tm_file.
4760 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
4761 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
4762 are defined before use.
4764 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
4766 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
4767 code generation only for Gnu assembler.
4769 2001-09-18 Catherine Moore <clm@redhat.com>
4771 * config/stormy16 (LIB_SPEC): Remove -lnosys.
4773 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
4775 * config/mips/mips.c (mips_frame_set): New.
4776 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
4777 a parallel frame-related expression with a set for each register.
4779 2001-09-18 Philip Blundell <philb@gnu.org>
4781 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
4784 2001-09-17 Dale Johannesen <dalej@apple.com>
4786 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
4787 * config/rs6000/aix.h (FIXED_R2): Define.
4788 * config/rs6000/darwin.h (FIXED_R2): Define.
4789 * config/rs6000/sysv4.h (FIXED_R2): Define.
4791 2001-09-17 Jeff Sturm <jsturm@one-point.com>
4793 * except.c (dw2_build_landing_pads): New local
4794 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
4795 barrier after clobbers. Fixes c++/4012.
4797 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4799 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
4801 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
4803 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
4804 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
4806 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4808 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
4811 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
4813 * cpphash.h (_cpp_lex_direct): New.
4814 * cpplex.c (_cpp_lex_token): Update.
4815 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
4816 and increment that pointer.
4817 * cppmacro.c (alloc_expansion_token): New.
4818 (lex_expansion_token): Lex macro expansion directly into
4821 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
4823 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
4825 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
4827 * basic-block.h (free_bb_for_insn): Declare.
4828 * bb-reorder.c (label_for_bb): Use block_label.
4829 (emit_jump_to_block_after): Remove.
4830 (insert_intra_1): Do not update block_for_insn.
4831 (insert_inter_bb_scope_notes): Likewise; update bb->end
4832 * cfg.c (free_bb_for_insn): New.
4833 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
4834 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
4835 (commit_one_edge_insertion): Likewise.
4836 (commit_one_edge_insertion): Do not update BB boundary.
4837 (commit_edge_insertions): Do not call compute_bb_for_insn.
4838 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
4839 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
4840 (merge_blocks_move_successor_nojumps): Likewise.
4841 (try_crossjump_to_edge): Do not update block_for_insn.
4842 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
4843 * df.c (df_pattern_emit_later): Do not update BB boundary.
4844 (df_jump_pattern_emit_after): Likewise.
4845 (df_insn_move_before): Use emit_insn_before.
4846 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
4848 (add_insn_after, add_insn_before, emit_insns_after): Update BB
4849 boundaries and basic_block_for_insn.
4850 (reorder_insns_nobb): Rename from reorder_insns.
4851 (reorder_insns): New.
4852 (emit_block_insn_before, emit_block_insn_after): Kill.
4853 * flow.c (check_function_return_warnings): Do not call
4854 compute_bb_for_insn; Do not free basic_block_for_insn.
4855 (attempt_auto_inc): Do not update basic_block_for_insn.
4856 * function.c (emit_return_into_block): Likewise;
4857 do not update BB boundaries.
4858 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
4859 (insert_insn_end_bb): Use emit_insn_before; Likewise.
4860 (pre_insert_copy_insn): Likewise.
4861 (update_ld_motion_notes): Likewise.
4862 (insert_insn_start_bb): Likewise.
4863 (replace_store_insn): Likewise.
4864 * ifcvt.c (noce_process_if_block): Likewise.
4865 (if_convert): Do not call compute_bb_for_insn.
4866 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
4867 Use emit_insn_before and emit_insn_after.
4868 * recog.c (split_all_insns): Do not update BB boundaries;
4869 Do not call compute_bb_for_insn.
4870 (peephole2_optimize): Do not update BB boundaries.
4871 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
4873 (emit_swap_insn): Likewise.
4874 (convert_regs_1): Likewise.
4875 * reload1.c (reload): Call compute_bb_for_insn.
4876 * rtl.h (reorder_insns_nobb): Declare.
4877 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
4878 * toplev.c (rest_of_compilation): Call free_bb_for_insn
4879 at places CFG is invalidated; do not call compute_bb_for_insn.
4881 * cfg.c (expunge_block): Invalidate BB structure.
4883 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
4886 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
4888 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4890 * cpphash.h (_cpp_lex_token): Update prototype.
4891 * cpplex.c (_cpp_lex_token): New prototype.
4892 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
4893 lex_macro_node, read_flag, do_pragma_poison): Update.
4894 * cppmacro.c (cpp_get_token, parse_params,
4895 lex_expansion_token): Update.
4897 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
4899 * cppmain.c (scan_translation_unit): Don't worry about
4900 putting a space after hashes.
4901 * cpplib.c (directive_diagnostics): New.
4902 (_cpp_handle_directive): Update to use directive_diagnostics.
4903 (run_directive): Don't toggle prevent_expansion.
4904 (do_line): Backup in case of the line extension.
4905 * cpplib.h (cpp_lexer_pos): Remove.
4906 * cppmacro.c (_cpp_create_definition): Precede a leading #
4909 2001-09-15 Richard Henderson <rth@redhat.com>
4911 * c-typeck.c (comptypes): Handle zero-length arrays properly.
4913 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4915 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
4917 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4919 PR preprocessor/3571
4920 * tradcpp.c (handle_directive): Skip non-vertical space.
4922 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4924 * cppmain.c (setup_callbacks): Set line callback only
4925 if outputting preprocessed source.
4927 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4929 * collect2.c (main): Const-ification.
4930 * gcc.c (translate_options, process_command): Use xstrdup in
4931 lieu of xmalloc/strcpy.
4932 (main): Use concat in lieu of xmalloc/strcpy/strcat.
4934 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4936 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
4939 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4941 * scan-decls.c (scan_decls): Fix typo.
4943 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
4945 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
4946 Split mlstring_pos into mls_line and mls_col.
4947 * cppinit.c (cpp_create_reader): Initialize line to 1.
4948 (cpp_destroy): Free tokenruns.
4949 (push_include): Don't update lexer_pos.
4950 * cpplex.c (unterminated, parse_string): Update.
4951 (lex_token): Don't update lexer_pos, update.
4952 * cpplib.c (if_stack): Save line instead of line + col.
4953 (start_directive, _cpp_do__Pragma, do_else, do_elif,
4954 push_conditional, _cpp_pop_buffer): Update.
4955 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
4956 (_cpp_create_definition): Update.
4958 2001-09-15 Eric Christopher <echristo@redhat.com>
4960 * config/mips/abi64.h: Add support for MEABI.
4962 2001-09-15 Eric Christopher <echristo@redhat.com>
4964 * config/mips/mips.md: Add unspec #2.
4966 (reload_outdi): Ditto.
4967 (reload_outsi): Ditto.
4970 2001-09-15 Eric Christopher <echristo@redhat.com>
4971 Jason Eckhardt <jle@redhat.com>
4973 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
4974 * config/mips/isa32-linux.h: New file.
4975 * config/mips/isa3264.h: Ditto.
4976 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
4977 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
4978 (output_block_mode): Support MEABI.
4979 (function_arg): Ditto. Fix floating point arg passing.
4980 (mips_va_start): Ditto.
4981 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
4983 (mips_asm_file_start): Add new section to pass abi to gdb.
4984 (function_arg_pass_by_reference): Support MEABI.
4985 (mips_parse_cpu): Support mips32 and mips64 processors.
4986 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
4987 TARGET_MIPS5KC. Support isa32 and isa64.
4988 (processor_type): Add r4kc, r5kc, r20kc.
4989 (GENERATE_MULT3_SI): New.
4990 (GENERATE_MULT3_DI): Ditto.
4991 (GENERATE_MULT3): Remove.
4992 (ISA_HAS_64BIT_REGS): Add isa == 64.
4993 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
4994 (ISA_HAS_MADD_MSUB): New.
4995 (ISA_HAS_CLZ_CLO): Ditto.
4996 (ISA_HAS_DCLZ_DCLO): Ditto.
4997 (ABI_GAS_ASM_SPEC): New.
4998 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
5001 (SUBTARGET_CC1_SPEC): Ditto.
5002 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
5003 (PAD_VARARGS_DOWN): Support MEABI.
5004 (HARD_REGNO_NREGS): Move to mips.c.
5005 (ASM_OUTPUT_IDENT): Add #undef.
5006 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
5007 (mulsi3): Use GENERATE_MULT3_SI.
5008 (mulsi3_mult3): Ditto. Support mips32, mips64.
5009 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
5010 (mul_sub_si): New pattern.
5011 (unnamed splitters): New.
5012 (muldi3): Use GENERATE_MULT3_DI.
5013 (muldi3_internal2): Ditto.
5014 (movdicc): Support mips32.
5015 * config/mips/t-isa3264: New file.
5017 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
5019 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
5020 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
5021 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
5023 * reorg.c (fill_slots_from_thread): After call to
5024 steal_delay_list_from_target, update own_thread as new_thread may
5027 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
5029 * cpperror.c (print_location): Take line and column, for
5030 default positioning use the previously lexed token.
5031 (_cpp_begin_message): Take line and column.
5032 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
5033 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
5034 * cpphash.h (_cpp_begin_message): Update prototype.
5035 * cppinit.c (push_include): Don't set output line.
5036 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
5037 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
5038 (do_pragma): Kludge for front ends. Don't expand macros at all.
5039 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
5040 (struct cpp_token): Remove output_line.
5041 (struct cpp_callbacks): New member line_change.
5042 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
5043 cpp_get_token): Preserve BOL flag.
5044 (cpp_get_line): Remove.
5045 (_cpp_backup_tokens): Remove useless abort().
5046 * cppmain.c (cb_line_change): New.
5047 (scan_translation_unit): Don't worry about starting new lines here.
5048 * scan-decls.c (scan_decls): Update.
5049 * c-lex.c (c_lex, init_c_lex): Update.
5050 (cb_line_change, src_lineno): New.
5052 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
5054 * tree.c (append_random_chars): Generate the random
5055 characters in a reproducable fashion.
5057 2001-09-14 Richard Henderson <rth@redhat.com>
5059 * config/i386/i386.c (internal_label_prefix): New.
5060 (internal_label_prefix_len): New.
5061 (override_options): Set them.
5062 (local_symbolic_operand): New.
5063 (legitimate_pic_address_disp_p): Use it.
5064 (legitimize_pic_address): Likewise.
5066 2001-09-14 Marc Espie <espie@openbsd.org>
5068 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
5071 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5073 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
5074 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
5076 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
5078 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
5079 invocation of SUBREG_REGNO_OFFSET.
5081 * haifa-sched.c: Fix typo in FSF copyright statement.
5082 * sched-deps.c: Fix typo in FSF copyright statement.
5083 * sched-ebb.c: Fix typo in FSF copyright statement.
5084 * sched-rgn.c: Fix typo in FSF copyright statement.
5085 * sched-vis.c: Fix typo in FSF copyright statement.
5087 * config.gcc: Move inclusion of arm elf specific header files
5088 from the files themselves into the tm_file variable. Make
5089 sure that elfos.h is included before target specific elf
5091 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
5093 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
5094 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
5095 ASM_OUTPUT_CASE_LABEL): Protect definition.
5096 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
5097 not already defined.
5098 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
5099 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
5100 Remove duplicate definition.
5101 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
5102 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
5103 (RDATA_SECTION_FUNCTION): Remove redundant definition.
5104 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
5105 Remove inclusion of arm/elf.h.
5106 * config/arm/unknown-elf.h: as for conix-elf.h.
5107 (STARTFILE_SPEC): Include crti.o and crtn.o.
5108 * config/arm/linux-elf.h: as for conix-elf.h.
5109 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
5110 * config/arm/strongarm-elf.h: Remove inclusion of
5112 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
5113 * config/arm/unknown-elf-oabi.h: Remove inclusion of
5114 unknown-elf.h and elf.h.
5115 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
5116 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
5117 ASM_WEAKEN_LABEL): Remove redundant definition.
5118 * config/arm/elf.h: Test for inclusion of elfos.h
5119 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
5120 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
5121 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
5122 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
5123 redundant definition.
5124 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
5125 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
5126 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
5127 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
5128 Add rules to build crti.o and crtn.o
5129 * crti.asm: New file.
5130 * crtn.asm: New file.
5132 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
5134 * c-parse.in (_yylex): Use _cpp_backup_tokens.
5135 * cpphash.h (struct tokenrun): Add prev.
5136 (struct lexer_state): Remove bol.
5137 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
5138 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
5140 * cppinit.c (cpp_create_reader): Don't set bol.
5141 (cpp_destroy): Don't free lookaheads.
5142 * cpplex.c (lex_directive): Remove.
5143 (next_tokenrun): Update.
5144 (_cpp_lex_token): Clean up logic.
5145 (lex_token): Update to return a pointer to lexed token, since it
5146 can move to the start of the buffer. Simpify newline handling.
5147 * cpplib.c (SEEN_EOL): Update.
5148 (skip_rest_of_line): Remove lookahead stuff.
5149 (end_directive): Line numbers are already incremented. Revert
5150 to start of lexed token buffer if we can.
5151 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
5152 parse_answer): Use _cpp_backup_tokens.
5153 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
5154 instead. Don't check for EOL.
5155 (do_include_common, do_line, do_pragma_system_header): Use
5157 * cpplib.h (BOL, _cpp_backup_tokens): New.
5158 * cppmacro.c (save_lookahead_token, take_lookahead_token,
5159 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
5160 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
5161 (builtin_macro): Don't use cpp_get_line.
5162 (cpp_get_line): Short term kludge.
5163 (parse_arg): Handle directives in arguments here. Back up when
5164 appropriate. Store EOF at end of argument list.
5165 (funlike_invocation_p): Use _cpp_backup_tokens.
5166 (push_arg_context): Account for EOF at end of list.
5167 (cpp_get_token): Remove lookahead stuff. Update.
5169 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5171 * c-parse.in (yyerror): Const-ification and/or static-ization.
5172 * c-typeck.c (push_member_name): Likewise.
5173 * collect2.c (main): Likewise.
5174 * dbxout.c (dbxout_parms): Likewise.
5175 * diagnostic.c (format_with_decl): Likewise.
5176 * dwarf2out.c (output_ranges): Likewise.
5177 * dwarfout.c (fundamental_type_code): Likewise.
5178 * except.c (dw2_output_call_site_table): Likewise.
5179 * gcc.c (do_spec_1): Likewise.
5180 * genopinit.c (optabs): Likewise.
5181 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
5182 gen_declaration_1, handle_impent): Likewise.
5183 * protoize.c (default_include, in_system_include_dir, abspath):
5185 * sched-vis.c (visualize_stall_cycles): Likewise.
5186 * sdbout.c (plain_type_1, sdbout_end_function,
5187 sdbout_end_epilogue): Likewise.
5188 * varasm.c (decode_reg_name): Likewise.
5190 * 1750a.c (mod_regno_adjust): Likewise.
5191 * alpha.c (alpha_write_one_linkage,
5192 unicosmk_output_default_externs): Likewise.
5193 * arm.c (arm_condition_codes): Likewise.
5194 * arm.h (arm_condition_codes): Likewise.
5195 * avr.c (output_movsisf, encode_section_info): Likewise.
5196 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
5198 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5199 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
5200 * m88k.c (output_function_profiler): Likewise.
5201 * mips.c (mips_output_conditional_branch): Likewise.
5202 * ns32k.c (ns32k_out_reg_names): Likewise.
5203 * ns32k.h (ns32k_out_reg_names): Likewise.
5204 * pj.c (pj_output_rval): Likewise.
5205 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
5206 * sparc.c (sparc_flat_function_prologue,
5207 sparc_flat_function_epilogue): Likewise.
5209 2001-09-13 Markus Werle <numerical.simulation@web.de>
5210 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5212 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
5213 Aachen University of Technology".
5215 2001-09-13 Andreas Schwab <schwab@suse.de>
5217 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
5220 2001-09-13 Richard Henderson <rth@redhat.com>
5222 * config/alpha/alpha.c (small_symbolic_operand): New.
5223 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
5224 (some_operand, input_operand): Don't handle HIGH.
5225 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
5226 (alpha_expand_mov): Likewise.
5227 (print_operand) [H]: Just print HIGH symbol.
5228 (print_operand_address): Handle small data.
5229 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
5230 (TARGET_SWITCHES): Add -msmall-data/large-data.
5231 (PIC_OFFSET_TABLE_REGNUM): New.
5232 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
5233 (PREDICATE_COES): Update.
5234 * config/alpha/alpha.md (adddi_er_high): New.
5235 (adddi_er_low): Handle small data.
5236 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
5237 prefer .sdata to .rodata.
5238 (SELECT_RTX_SECTION): Likewise.
5240 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
5242 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
5243 defining __size_t and leaving size_t undefined.
5245 2001-09-12 Diego Novillo <dnovillo@redhat.com>
5247 * basic-block.h (expunge_block): Declare.
5248 * cfg.c (expunge_block): Remove static declaration.
5250 2001-09-12 Richard Henderson <rth@redhat.com>
5252 * integrate.c (copy_insn_list): Copy label name from
5253 NOTE_INSN_DELETED_LABEL.
5255 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5257 * c-common.c (c_tree_code_name): Const-ification.
5258 * c-decl.c (c_decode_option): Likewise.
5259 * c-typeck.c (warn_for_assignment): Likewise.
5260 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
5262 * cppinit.c (output_deps): Likewise.
5263 * dependence.c (dependence_string, direction_string): Likewise.
5264 * dwarf2out.c (output_ranges): Likewise.
5265 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
5266 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
5267 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
5268 standard_startfile_prefix, standard_startfile_prefix_1,
5269 standard_startfile_prefix_2, tooldir_base_prefix,
5270 standard_bindir_prefix, find_a_file): Likewise.
5271 * genattrtab.c (make_length_attrs): Likewise.
5272 * gencheck.c (tree_codes): Likewise.
5273 * genemit.c (gen_split): Likewise.
5274 * genrecog.c (special_mode_pred_table): Likewise.
5275 * graph.c (graph_ext): Likewise.
5276 * protoize (default_include): Likewise.
5277 * reload.c (reload_when_needed_name): Likewise.
5278 * sched-vis.c (visualize_stall_cycles): Likewise.
5279 * tlink.c (recompile_files): Likewise.
5280 * toplev.c (decode_g_option): Likewise.
5281 * tradcpp.c (output_deps): Likewise.
5282 * varasm.c (decode_reg_name): Likewise.
5284 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
5287 * avr.c (avr_regnames, encode_section_info): Likewise.
5288 * c4x.c (float_reg_names): Likewise.
5289 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
5290 * elfos.h (const_section): Likewise.
5291 * i386.c (ix86_comp_type_attributes): Likewise.
5292 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
5293 * ia64/aix.h (UNIQUE_SECTION): Likewise.
5294 * ia64.c (type_names): Likewise.
5295 * m68hc11.c (reg_class_names): Likewise.
5296 * m88k.c (m_options): Likewise.
5297 * mips.c (mips_output_conditional_branch, mips_unique_section):
5299 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
5300 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
5301 ultra_code_names): Likewise.
5302 * sparc.h (OVERRIDE_OPTIONS): Likewise.
5304 2001-09-12 Jakub Jelinek <jakub@redhat.com>
5306 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
5307 Use --fatal-warnings option for gas.
5308 * configure: Rebuilt.
5310 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5312 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
5314 2001-09-11 Jim Wilson <wilson@redhat.com>
5316 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
5318 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5320 * builtins.c (c_strlen): Treat an offset too large for a
5321 HOST_WIDE_INT as out of range.
5323 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
5325 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
5326 (EDGE_CRITICAL_P): New predicate.
5327 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
5329 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
5330 (dump_edge_info): Remove "crit".
5331 * cfganal.c (mark_critical_edges): Kill.
5332 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
5333 * cfgcleanup.c (cleanup_cfg): Likewise.
5334 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
5335 (find_spanning_tree): Likewise.
5336 * reg-stack.c (convert_regs_1): Likewise.
5337 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
5339 * basic-block.h (create_basic_block_structure): New.
5340 (create_basic_block): Update prototype.
5341 (force_nonfallthru): New.
5342 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
5343 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
5344 handle updating of block_for_insn, creating of empty BBs and BBs at
5345 the end of INSN chain.
5346 (create_basic_block): New function.
5347 (split_block): Use create_basic_block.
5348 (force_nonfallthru_and_redirect): Break out from ...; cleanup
5349 (redirect_edge_and_branch_force): ... here.
5350 (force_nonfallthru): New.
5351 (split_edge): Rewrite to use force_nonfallthru and create_block.
5352 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
5353 (find_basic_blocks): Free basic_block_for_insn.
5354 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
5356 * cfg.c: Fix formating.
5357 * cfgcleanup.c: Fix formating.
5358 (merge_blocks, tail_recursion_label_p): Return bool.
5359 (merge_blocks_move_predecessor_nojumps,
5360 merge_blocks_move_successor_nojumps): Return void.
5362 2001-09-11 Jakub Jelinek <jakub@redhat.com>
5364 * configure.in: Check whether assembler supports section merging.
5365 * config.in: Rebuilt.
5366 * configure: Rebuilt.
5367 * varasm.c (variable_section, output_constant_pool): Pass alignment
5368 to SELECT_SECTION and SELECT_RTX_SECTION.
5369 (mergeable_string_section): New.
5370 (mergeable_constant_section): New.
5371 (default_elf_asm_named_section): Output SECTION_MERGE and
5372 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5373 * output.h (mergeable_string_section): New.
5374 (mergeable_constant_section): New.
5375 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
5376 * toplev.c (flag_merge_constants): New.
5377 (f_options): Add -fmerge-constants and -fmerge-all-constants
5379 (toplev_main): Default to -fno-merge-constants if not optimizing.
5380 * flags.h (flag_merge_constants): Add extern.
5381 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
5382 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
5384 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
5385 Define if assembler has working .subsection -1 support.
5386 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
5387 Put constant into special SHF_MERGE sections if the linker should
5388 attempt to merge duplicates.
5389 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
5391 Put constant into special SHF_MERGE sections if the linker should
5392 attempt to merge duplicates.
5393 * config/alpha/elf.h: Likewise.
5394 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
5395 has working .subsection -1 support.
5396 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
5398 * config/svr3.h: Likewise.
5399 * config/darwin.h: Likewise.
5400 * config/arm/aof.h: Likewise.
5401 * config/arm/linux-elf.h: Likewise.
5402 * config/avr/avr.h: Likewise.
5403 * config/c4x/c4x.h: Likewise.
5404 * config/d30v/d30v.h: Likewise.
5405 * config/i386/dgux.h: Likewise.
5406 * config/i386/osfrose.h: Likewise.
5407 * config/i386/sco5.h: Likewise.
5408 * config/i386/svr3gas.h: Likewise.
5409 * config/ia64/aix.h: Likewise.
5410 * config/m32r/m32r.h: Likewise.
5411 * config/m68k/m68k.h: Likewise.
5412 * config/m88k/dgux.h: Likewise.
5413 * config/m88k/m88k.h: Likewise.
5414 * config/mcore/mcore-pe.h: Likewise.
5415 * config/mips/mips.h: Likewise.
5416 * config/pa/pa.h: Likewise.
5417 * config/pa/pa-linux.h: Likewise.
5418 * config/romp/romp.h: Likewise.
5419 * config/rs6000/sysv4.h: Likewise.
5420 * config/rs6000/xcoff.h: Likewise.
5421 * config/s390/linux.h: Likewise.
5422 * config/sparc/sparc.h: Likewise.
5423 * config/sparc/sysv4.h: Likewise.
5424 * config/stormy16/stormy16.h: Likewise.
5425 * config/v850/v850.h: Likewise.
5426 * config/vax/vms.h: Likewise.
5427 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
5428 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
5429 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
5430 default_elf_asm_named_section for SHF_MERGE sections.
5432 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
5434 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
5437 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
5439 * c-common.c (split_specs_attrs): Allow for empty attributes with
5440 empty TREE_PURPOSE. Fixes PR c/4294.
5442 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
5444 * basic-block.h (cached_make_edge, make_single_succ): New.
5445 (make_edge): Remove first parameter.
5446 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
5447 * cfg.c (cached_make_edge): Rename from make_edge; return newly
5448 created edge; use obstack allocation.
5449 (make_edge, make_single_succ_edge): New.
5450 (first_removed_edge): New static variable.
5451 (init_flow): Initialize first_removed_edge and n_edges.
5452 (clear_edges): Use remove_edge.
5453 (flow_delete_block): Likewise.
5454 (remove_edge): Add removed edges to the removed edges list.
5455 (split_block, redirect_edge_and_branch_force, split_edge):
5457 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
5458 (add_noreturn_fake_exit_edges): Likewise.
5459 (connect_infinite_loops_to_exit): Liekwise.
5460 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
5461 Use cached_make_edge.
5462 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
5463 * profile.c (branch_prob): Update make_edge call.
5464 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5466 2001-09-11 Richard Henderson <rth@redhat.com>
5468 * config/alpha/alpha.c: Tidy formatting.
5469 (local_symbolic_operand): Verify mode.
5470 (alpha_sa_mask): Ignore unicos for eh_return.
5471 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
5472 * config/alpha/alpha.md (umk divsi patterns): Remove.
5473 (extendsfdf2): Remove unicos check.
5474 (tablejump): Merge vms and unicos code; always use direct set
5477 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5479 * config.gcc (alpha*-*-unicosmk*): New target.
5481 * config/alpha/alpha-protos.h (symbolic_operand,
5482 unicosmk_add_call_info_word, unicosmk_add_extern,
5483 unicosmk_defer_case_vector, unicosmk_unique_section,
5484 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
5485 unicosmk_asm_file_start, unicosmk_asm_file_end,
5486 unicosmk_output_common): Declare.
5488 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
5489 direct_return, function_arg, alpha_va_start, alpha_va_arg,
5490 alpha_does_function_need_gp, alpha_end_function): Support Cray
5492 (alpha_init_machine_status, alpha_mark_machine_status,
5493 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
5494 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
5495 unicosmk_asm_named_section, unicosmk_insert_attributes,
5496 unicosmk_section_type_flags, symbolic_operand,
5497 unicosmk_output_module_name, unicosmk_output_default_externs,
5498 unicosmk_output_dex, unicosmk_output_externs,
5499 unicosmk_output_addr_vec, unicosmk_ssib_name,
5500 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
5501 unicosmk_asm_file_end, unicosmk_output_common,
5502 unicosmk_section_type_flags, unicosmk_unique_section,
5503 unicosmk_add_call_info_word, unicosmk_text_section,
5504 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
5505 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
5506 unicosmk_dex_count, unicosmk_special_name): New.
5507 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
5508 TARGET_ABI_UNICOSMK.
5509 (get_aligned_mem, alpha_expand_unaligned_load,
5510 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
5511 alpha_expand_unaligned_store_words): Support big-endian mode.
5512 (print_operand): Likewise. New format specifier 't'. Use
5513 TARGET_AS_SLASH_BEFORE_SUFFIX.
5514 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
5515 (alpha_pv_save_size): Update with above change.
5516 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
5517 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
5520 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
5521 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
5522 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
5523 (EXTRA_CONSTRAINT): New constraint 'U'.
5524 (PREDICATE_CODES): Add symbolic_operand.
5526 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
5527 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
5528 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
5529 (integer division and modulus patterns): Split in default and
5531 (*divmodsi_internal, *divmoddi_internal): Disable for
5532 TARGET_ABI_UNICOSMK.
5533 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
5534 little-endian and big-endian versions.
5535 (ext, ins, msk): Likewise.
5536 (extv, extzv, insv): Support big-endian mode.
5537 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
5538 (call_umk, call_value_umk, *call_umk, tablejump_umk,
5539 *tablejump_umk_internal, *call_value_umk): New.
5540 (*movdi_nofix): Add pattern for loading an address into a register on
5541 TARGET_ABI_UNICOSMK.
5542 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
5543 (umk_mismatch_args, arg_home_umk): New.
5544 (various insns): Don't use mov, fmov, nop, fnop and unop.
5545 (realign): Support TARGET_ABI_UNICOSMK.
5547 * config/alpha/unicosmk.h: New file.
5548 * config/alpha/t-unicosmk: New file.
5550 * fixinc/inclhack.def (unicosmk_restrict): New.
5551 * fixinc/fixincl.x: Regenerate.
5553 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
5554 (wchar_t): Check for and define __WCHAR_T__.
5556 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
5558 * combine.c (simplify_shift_const): Treat shifts by the mode
5561 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
5563 * cpphash.h (struct tokenrun): New.
5564 (struct cpp_context): New member bol.
5565 (struct cpp_reader): New members.
5566 (_cpp_init_tokenrun): New.
5567 * cppinit.c (cpp_create_reader): Set up the token runs.
5568 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
5569 (lex_token): New internalised version of _cpp_lex_token. Don't
5570 handle directives or the multiple include opimisation here any
5571 more. Simply lex a token.
5572 * cpplib.c (run_directive): Clear bol.
5573 (_cpp_pop_buffer): Set bol.
5574 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
5577 2001-09-11 Michael Meissner <meissner@redhat.com>
5579 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
5580 give an error if the user uses -mfp32.
5581 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
5583 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
5584 floating point register size.
5585 (EXTRA_SPECS): Add CPP_FPR_SPEC.
5587 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
5588 HOST_WIDE_INT_PRINT_DEC to properly print the result of
5590 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5591 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
5593 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
5595 * dbxout.c (dbxout_parms): Fix typo in comment.
5596 * unroll.c (loop_find_equiv_value): Ditto.
5597 * toplev.c (rest_of_compilation): Ditto.
5598 * loop.c (scan_loop): Ditto.
5599 * dwarf2out.c (struct dw_fde_struct): Ditto.
5601 2001-09-10 Zack Weinberg <zackw@panix.com>
5603 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
5604 copying identifier when we're just going to throw it away.
5605 (parse_identifier_slow): New routine to handle abnormal cases.
5606 (_cpp_lex_token): Update call site.
5608 * hashtable.c (ht_lookup): Don't assume that the string we've
5609 been given is NUL-terminated.
5610 * system.h: #define __builtin_expect(a, b) to (a) if not
5613 2001-09-10 Michael Meissner <meissner@redhat.com>
5615 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
5618 2001-09-10 David Edelsohn <edelsohn@gnu.org>
5620 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
5622 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5624 * builtins.c (c_getstr): Correct thinko in last change and further
5627 2001-09-10 Tim Freeman <tim@fungibole.com>
5629 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
5630 into varray's and register them as roots with the garbage
5631 collector so they are not collected too soon.
5633 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
5635 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
5637 * basic-block.h (flow_obstack, label_value_list,
5638 tail_recursion_label_list): Declare
5639 (tidy_fallthru_edges): Declare.
5640 (expunge_block, last_loop_beg_note): Delete.
5641 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
5643 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
5644 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
5645 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
5646 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
5647 expunge_block, flow_delete_block, compute_bb_for_insn,
5648 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
5649 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
5650 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
5651 try_redirect_by_replacing_jump, last_loop_beg_note,
5652 redirect_edge_and_branch, redirect_edge_and_branch_force,
5653 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
5654 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
5655 commit_edge_insertions, dump_flow_info, debug_flow_info,
5656 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
5657 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
5658 Move here from flow.c
5659 * cfganal.c: New file.
5660 (forwarder_block_p, can_fallthru, mark_critical_edges,
5661 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
5662 find_unreachable_blocks, create_edge_list, free_edge_list,
5663 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
5664 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
5665 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
5666 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
5667 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
5668 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
5669 Move here from flow.c
5670 * cfgbuild.c: New file
5671 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
5672 make_edges, find_basic_blocks_1, find_basic_blocks,
5673 find_sub_basic_blocks): Move here from flow.c
5674 * cfgcleanup.c: New file.
5675 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
5676 merge_blocks_move_predecessor_nojumps,
5677 merge_blocks_move_successor_nojumps, merge_blocks,
5678 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
5679 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
5680 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
5682 * cfgloop.c: New file
5683 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
5684 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
5685 flow_loop_exit_edges_find, flow_loop_nodes_find,
5686 flow_loop_pre_header_scan, flow_loop_pre_header_find,
5687 flow_loop_tree_node_add, flow_loops_tree_build,
5688 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
5689 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
5690 Move here from flow.c
5691 * flow.c: Remove everything moved elsewhere
5692 * output.h (cleanup_cfg): Return bool.
5694 * bb-reorder.c (reorder_block_def): Remove 'index'.
5695 (insert_intra_1): Add argument BB, set block for new note.
5696 (make_reorder_chain): Do not depdent on BB indexes.
5697 (make_reorder_chain_1): Do not use BB indexes.
5698 (label_for_bb): Likewise; set BB for new insn.
5699 (emit_jump_to_block_after): Likewise.
5700 (fixup_reoder_chain): Sanity check that all basic blocks
5701 are chained; verify newly created insn chain; remove
5702 undocnitional jump simplifying; Do not use BB indexes;
5703 properly initialize count and frequency information;
5704 dump reordered sequence.
5705 (insert_intra_bb_scope_notes): update call of insert_intra_1.
5706 (insert_inter_bb_scope_notes): Set block for new insn.
5707 (reorder_basic_blocks): Dump flow info before reoredering.
5709 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5711 * alias.c (clear_reg_alias_info): Use K&R format definition.
5712 Avoid unsigned warning.
5713 * builtins.c: Use "unsigned int", not "unsigned".
5714 (target_char_cast): Use host_integerp and tree_low_cst.
5715 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
5716 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
5717 (c_getstr): Likewise.
5718 (std_expand_builtin_va_arg): Use int_size_in_bytes.
5719 (builtin_memcpy_read_str): Avoid unsigned warning.
5720 (expand_builtin_memcpy): Alignments are unsigned.
5721 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
5722 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
5723 * predict.c (expensive_function_p): LIMIT now unsigned.
5724 * resource.c (mark_target_live_regs): Make some vars unsigned.
5725 * sdbout.c: Use "unsigned int", not "unsigned".
5726 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
5727 (sdbout_source_line): Likewise.
5728 (sdbout_record_type_name): Remove "const" for NAME declaration.
5729 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
5731 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
5733 * calls.c (store_one_arg): Expand comment.
5735 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5737 * calls.c (store_one_arg): Make sure that the entire argument is
5738 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
5740 2001-09-09 Richard Henderson <rth@redhat.com>
5742 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
5744 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
5746 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
5748 2001-09-09 Richard Henderson <rth@redhat.com>
5750 * config/alpha/alpha.c (alpha_next_sequence_number): New.
5751 (alpha_this_literal_sequence_number): New.
5752 (alpha_this_gpdisp_sequence_number): New.
5753 (some_operand, input_operand): Add HIGH.
5754 (local_symbolic_operand): New.
5755 (alpha_encode_section_info): New.
5756 (alpha_legitimate_address_p): Allow LO_SUM.
5757 (alpha_legitimize_address): Generate HIGH+LO_SUM.
5758 (alpha_expand_mov): Likewise.
5759 (secondary_reload_class): Check memory_operand not general_operand
5761 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
5762 (alpha_expand_unaligned_store): Likewise.
5763 (alpha_expand_unaligned_load_words): Likewise.
5764 (alpha_expand_unaligned_store_words): Likewise.
5765 (alpha_expand_block_clear): Likewise.
5766 (print_operand): Handle %#, %*, %H.
5767 (print_operand_address): Handle LO_SUM.
5769 (alpha_does_function_need_gp): Use it.
5770 (alpha_expand_block_move): Fix signed compare warnings.
5771 (alpha_sa_mask, alpha_align_insns): Likewise.
5772 * config/alpha/alpha-protos.h: Update.
5773 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
5774 (MASK_EXPLICIT_RELOCS): New.
5775 (TARGET_SWITCHES): Add -mexplicit-relocs.
5776 (EXTRA_CONSTRAINT): Add 'T'.
5777 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
5778 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
5779 (ENCODE_SECTION_INFO): Out line.
5780 (REDO_SECTION_INFO_P): New.
5781 (STRIP_NAME_ENCODING): New.
5782 (ASM_OUTPUT_LABELREF): New.
5783 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
5784 (PREDICATE_CODES): Update.
5785 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
5786 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
5787 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
5788 builtin_setjmp_receiver_er, exception_receiver_1_er,
5789 call_value_osf_1_er): New patterns.
5790 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
5791 (movqi, movhi, movsi): Add explicit $31 base register to lda.
5792 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
5793 (FINAL_PRESCAN_INSN): New.
5795 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
5797 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
5799 2001-09-08 Andreas Jaeger <aj@suse.de>
5801 * i386.h (TARGET_SWITCHES): Fix description.
5803 2001-09-07 David Edelsohn <edelsohn@gnu.org>
5805 * rs6000.c (num_insns_constant): Compute number of instructions
5808 * doc/install.texi: Explain AIX exception handling work-around.
5809 Update URL for AIX fixes.
5811 2001-09-07 Jim Wilson <wilson@redhat.com>
5813 * alias.c (clear_reg_alias_info): New.
5814 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
5815 * rtl.h (clear_reg_alias_info): Declare.
5817 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5819 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
5821 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
5822 (m16m,edivm,emulm): Change declaration to match definition.
5824 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5826 * reload.c (push_reload): Check for subreg_lowpart_p instead of
5827 SUBREG_BYTE being 0 when determining if the inner part of a subreg
5830 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
5832 * c-common.c (signed_or_unsigned_type): Handle machine mode types
5833 which have no corresponding C type.
5834 * fold_const.c (target_isinf,target_isnan,target_negative): Update
5835 the representation of 64-bit doubles to work with 64-bit ints.
5837 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
5839 * config/mips/mips.c (override_options): Do not override ISA when ABI
5840 specified if MIPS_CPU_STRING_DEFAULT was specified.
5842 2001-09-07 Richard Henderson <rth@redhat.com>
5844 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
5845 (express_from_1): Wrap lines.
5846 * rtlanal.c (commutative_operand_precedence): Rename from
5847 operand_preference; export.
5848 * rtl.h: Declare it.
5849 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
5850 (simplify_binary_operation): Invoke simplify_plus_minus on
5851 (CONST (PLUS ...)) as well.
5852 (struct simplify_plus_minus_op_data): New.
5853 (simplify_plus_minus_op_data_cmp): New.
5854 (simplify_plus_minus): Use them. Avoid infinite recursion with
5855 simplify_binary_operation wrt CONST.
5857 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
5859 * h8300-protos.h (general_operand_dst_push): Remove.
5860 * h8300.c (general_operand_dst_push): Likewise.
5861 * h8300.h (OK_FOR_T): Likewise.
5862 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
5863 * h8300.md (pushqi_h8300): New.
5864 (pushqi_h8300hs): Likewise.
5866 (pushhi_h8300): Likewise.
5867 (pushhi_h8300hs): Likewise.
5870 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5872 * genattrtab.c (attr_printf): First arg is unsigned.
5873 Clean up formatting of callers.
5875 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
5877 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
5880 2001-09-07 Andreas Jaeger <aj@suse.de>
5882 * i386.h (TARGET_SWITCHES): Fix descriptions.
5884 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5886 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
5888 2001-09-06 Ira Ruben <ira@apple.com>
5890 Remove OP_IDENTIFIER.
5891 * tree.def (OP_IDENTIFIER): Remove.
5892 * tree.c (tree_node_kind enum): Remove op_id_kind.
5893 (tree_node_kind_names): Remove "op_identifiers".
5894 (make_node): Remove OP_IDENTIFIER test.
5895 (build_op_identifier): Removed because it isn't being used.
5896 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
5897 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
5899 2001-09-06 Richard Henderson <rth@redhat.com>
5901 * simplify-rtx.c (simplify_binary_operation): Revert last change.
5903 2001-09-06 Richard Henderson <rth@redhat.com>
5905 * simplify-rtx.c (simplify_binary_operation): Simplify contents
5908 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5910 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
5911 number used for CR register.
5913 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
5914 Joern Rennecke (amylaar@cygnus.com)
5916 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
5917 * h8300.c (initial_offset): Handle offset between RP and FP.
5918 (h8300_return_addr_rtx): New function.
5919 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
5921 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
5922 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
5923 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
5924 (CAN_ELIMINATE, REGISTER_NAMES):
5925 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
5927 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
5929 Remove TYPE_NONCOPIED_PARTS.
5930 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
5931 (struct tree_type): Remove noncopied_parts.
5932 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
5933 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
5934 (fixed_type_p): Remove.
5935 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
5936 (expand_expr, MODIFY_EXPR): Likewise.
5937 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
5938 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
5940 2001-09-06 Alan Modra <amodra@bigpond.net.au>
5942 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
5944 (mask64_operand): Likewise.
5945 (includes_rldic_lshift_p): Likewise.
5946 (includes_rldicr_lshift_p): Likewise.
5948 2001-09-05 Ziemowit Laski <zlaski@apple.com>
5950 * objc/objc-act.c (build_message_expr): If a class method cannot
5951 be found, do not issue a warning if a corresponding instance
5952 method exists in the root class.
5954 2001-09-05 Richard Henderson <rth@redhat.com>
5956 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
5958 2001-09-05 Zack Weinberg <zack@codesourcery.com>
5960 * function.c (ggc_mark_struct_function): Mark f->outer.
5961 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
5962 * integrate.c (output_inline_function): ... not here.
5964 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
5966 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
5968 * i386.c (size_cost): New static variable.
5969 (override_function): Use size_cost when -Os is specified.
5971 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
5972 properly; Use current_function_calls_eh_return.
5973 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
5974 use leave to avoid dependency chain.
5976 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
5977 get BB loop_depth instead of computing it from LOOP notes.
5979 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
5981 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
5983 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
5984 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
5985 UNALIGNED_DOUBLE_INT_ASM_OP): Define
5987 2001-09-05 Jeffrey A Law (law@cygnus.com)
5988 Jason Merrill (jason@redhat.com)
5990 * stor-layout.c (layout_type): Complain if an array's size can
5991 not be represented in a size_t.
5993 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
5995 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
5997 * gcc.c: (process_command) Add parentheses around assignment
5998 used as truth value.
6000 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6002 * config/mips/mips.c (save_restore_insns): Don't mark any register
6003 save slots as unchanging if current_function_calls_eh_return.
6005 2001-09-05 Richard Henderson <rth@redhat.com>
6007 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
6008 * config/alpha/alpha-protos.h: Declare it.
6009 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
6010 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
6011 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
6012 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
6013 (REG_OK_FOR_BASE_P): Select one of the above.
6015 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
6017 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
6018 (crti.o): Prefix name of object file with $(T).
6021 2001-09-05 David S. Miller <davem@redhat.com>
6023 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
6024 * config/sparc/linux64.h: Likewise.
6026 2001-09-05 Andreas Jaeger <aj@suse.de>
6028 * doc/invoke.texi (i386 Options): -mwide-multiply is not
6029 available anymore, remove the documentation.
6030 (i386 Options): Fix typo, cleanup index entries.
6032 * prefix.c (concat): Remove, we can use the version from liberty.
6034 2001-09-05 Richard Henderson <rth@redhat.com>
6036 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
6037 New functions split out of md file expanders.
6038 * config/alpha/alpha-protos.h: Declare them.
6039 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
6041 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
6043 * cppmacro.c (funlike_invocation_p): No need to restore context.
6045 2001-09-04 Richard Henderson <rth@redhat.com>
6047 * reload.c (push_reload): Export.
6048 * reload.h (push_reload): Declare it.
6050 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
6051 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
6052 * config/alpha/alpha.c (alpha_legitimize_address): New.
6053 (alpha_legitimize_reload_address): Likewise.
6054 * config/alpha/alpha-protos.h: Declare them.
6056 2001-09-04 Stan Shebs <shebs@apple.com>
6058 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
6059 * config/darwin.c (machopic_stub_name): Account for internally
6060 generated lib calls such as memcpy.
6062 2001-09-04 Richard Henderson <rth@redhat.com>
6064 * unwind.h (_UA_END_OF_STACK): New flag.
6065 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
6067 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
6069 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
6071 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
6073 * config/mips/mips.c (save_restore_insns): Change base_offset to
6074 fp_offset in second call to mips_emit_frame_related_store.
6076 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
6078 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
6079 sometimes be represented as a NOTE of type
6080 NOTE_INSN_DELETED_LABEL.
6081 (Insns): Document NOTE_INSN_DELETED_LABEL.
6083 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
6085 * c-common.h (tree_dump_index): Add more comments.
6086 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
6087 (dump_option_value_info): New struct.
6088 (dump_options): New array.
6089 (dump_switch_p): Parse switch options symbolically.
6090 * doc/invoke.texi (-fdump-ast): Rename to ...
6091 (-fdump-tree): ... here. Document that options are symbolic, and
6092 not all are applicable.
6094 2001-09-04 David S. Miller <davem@redhat.com>
6096 * config/sparc/sparc.md (define_splits): Kill constraints.
6098 Cleanup redundant and unused insn attributes.
6099 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
6100 binary, and move. Mark ialu as default.
6101 (commented out define_function_unit "alu"): Kill.
6102 (define_attr "use_clobbered"): Kill.
6103 (whole file): Kill address insn type references. Replace
6104 all unary/binary/move references with ialu.
6105 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
6106 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
6109 Simplify length insn attribute and make more judicious use
6110 of insn attribute defaulting.
6111 * config/sparc/sparc.md (all insns with length > one): Mark as
6112 insn type multi if real instructions, else use default if
6113 it is a forced splitter.
6114 (all insns with length == one): Use default insn length.
6115 (all insns of type ialu): Use default insn type.
6117 Fix erroneous insn attribute settings.
6118 (addx): Set insn type to misc.
6119 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
6120 const_umulsidi3_sp64): Set insn type to imul.
6122 Track SFmode vs DFmode insns according to UltraSPARC
6124 * config/sparc/sparc.md ("fptype"): New attribute, default
6126 (all DFmode single insns): Mark as fptype "double".
6128 2001-09-03 Jakub Jelinek <jakub@redhat.com>
6130 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
6132 2001-09-03 Richard Henderson <rth@redhat.com>
6134 * function.h (struct function): Add arg_pointer_save_area_init.
6135 * function.c (expand_function_end): Init arg_pointer_save_area.
6136 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
6137 when called from a nested function.
6139 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
6141 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
6144 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
6146 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
6148 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
6150 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
6151 (emit_push_insn): Use specified padding direction when
6152 STACK_PUSH_CODE is POST_INC.
6154 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
6156 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6158 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
6160 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
6162 * cppinit.c (cpp_start_read): Free the imacros list as we
6163 traverse it. Don't free the chains before returning.
6164 (_cpp_push_next_buffer): Only try pushing buffers if we've
6165 completed -imacros handling.
6167 2001-08-31 Eric Christopher <echristo@redhat.com>
6169 * gcc.c (handle_braces): Add explaination for abort.
6171 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
6173 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
6174 move adjustment of bitpos instead.
6176 2001-08-31 Zack Weinberg <zack@codesourcery.com>
6178 * function.c: Remove all_functions. Make outer_function_chain
6180 (init_function_start): Don't add new function structure to
6182 (find_function_data, push_function_context_to,
6183 pop_function_context_from, put_var_into_stack,
6184 trampoline_address): Update for changed structure element names.
6185 (push_function_context_to): Disentangle.
6186 (free_after_compilation): Also free F.
6187 (expand_dummy_function_end): Don't free cfun here.
6188 (put_var_into_stack): Comment why we can't use find_function_data here.
6189 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
6190 (mark_function_chain): Split into maybe_mark_struct_function and
6191 ggc_mark_struct_function. Export the latter.
6192 (init_function_once): Mark from cfun and outer_function_chain;
6195 * function.h (struct function): Kill next_global. Rename next
6196 to outer. All users updated to match.
6197 (all_functions, outer_function_chain): Don't declare.
6199 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
6200 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
6201 don't touch f->inlinable, after calling rest_of_compilation.
6203 * tree.h: Forward-declare struct function. Prototype
6204 ggc_mark_struct_function.
6206 2001-08-31 Kazu Hirata <kazu@hxi.com>
6208 * config/h8300/h8300.md (*andorhi3): Fix typos.
6210 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6212 * calls.c (emit_library_call_value): Don't use a fixed
6213 argument after VA_CLOSE, i.e. out of scope in traditional C.
6215 * emit-rtl.c (gen_rtvec): Likewise.
6217 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6219 * Makefile.in (c-pragma.o): Depend on output.h.
6220 (reorg.o): Depend on except.h.
6222 * c-pragma.c: Include output.h.
6224 * reorg.c: Include except.h.
6226 * unwind-dw2.c: Call __builtin_alloca, not alloca.
6228 2001-08-31 Richard Henderson <rth@redhat.com>
6230 * sched-deps.c (add_dependence): Don't elide dependency if the
6231 conditional used by insn is modified in elem.
6233 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
6235 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
6237 2001-08-31 Diego Novillo <dnovillo@redhat.com>
6239 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
6242 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6244 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
6246 (stormy16_asm_out_constructor): New function.
6247 (TARGET_ASM_CONSTRUCTOR): Define.
6248 (TARGET_ASM_DESTRUCTOR): Define.
6250 2001-08-31 Andreas Jaeger <aj@suse.de>
6252 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
6253 * loop.c (add_label_notes): Likewise.
6254 * reload.c (find_reloads): Likewise.
6255 * config/sh/sh.c (machine_dependent_reorg): Likewise.
6257 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
6259 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
6260 code here. Take _Unwind_{W,Sw}ord*.
6261 (read_encoded_value_with_base): Use them.
6262 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
6264 (extract_cie_info): Simplify read_?leb128 handling.
6265 (execute_stack_op, execute_cfa_program): Likewise.
6266 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
6268 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
6270 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
6271 the frame pointer to pop the stack if convenient.
6273 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
6274 Don't use post-increment before combine.
6275 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
6276 a call-saved register.
6278 2001-08-31 Andreas Jaeger <aj@suse.de>
6280 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
6283 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
6285 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
6286 not DIV/MOD, of course.
6288 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
6290 * rtl.def: Undo my patch commited 2001-08-27.
6292 * genattrtab.c: Ditto.
6296 * sched-int.h: Ditto.
6298 * target-def.h: Ditto.
6302 * haifa-sched.c: Ditto.
6304 * sched-rgn.c: Ditto.
6306 * sched-vis.c: Ditto.
6308 * Makefile.in: Ditto.
6310 * doc/md.texi: Ditto.
6312 * doc/tm.texi: Ditto.
6314 * doc/contrib.texi: Ditto.
6316 * doc/gcc.texi: Ditto.
6318 * genattrtab.h: Remove it.
6320 * genautomata.c: Remove it.
6322 * genattr.c: Undo my patch and Richard Henderson's patch commited
6325 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
6327 * config.gcc (h8300-*-elf*): New case.
6328 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
6329 (SUBTARGET_CPP_SPEC): Define.
6330 (EXTRA_SPECS): Define.
6331 (SUBTARGET_EXTRA_SPECS): Define.
6332 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
6333 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
6335 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
6337 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
6338 (LIB2FUNCS_EXTRA): Define.
6339 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
6340 config/h8300/fixunssfsi.c: New file.
6342 2001-08-30 Kazu Hirata <kazu@hxi.com>
6344 * config/h8300/h8300.md (zero_extendqihi2): Changes to
6345 define_expand to accommodate target-specific attributes.
6346 (anonymous zero_extendqihi2 patterns): New.
6348 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
6350 * h8300.md (*andorhi3): New pattern.
6352 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
6354 * h8300.c (dosize): Fix test for "sub".
6356 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
6358 * c-typeck.c (pointer_diff): Try to eliminate common term before
6361 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
6363 * config/arm/arm.c (arm_compute_initial_elimination_offset):
6364 Account for the saves of the FP registers.
6366 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
6367 (TEXT_SECTION_ASM_OP): Define.
6368 (INIT_SECTION_ASM_OP): Define.
6369 (FINI_SECTION_ASM_OP): Define.
6370 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
6371 (RDATA_SECTION_FUNCITON): Provide prototype.
6373 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
6375 * reload1.c (move2add_note_store): Correct typo checking for
6378 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
6380 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
6381 note should not be considered outside the libcall block.
6383 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6385 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
6387 2001-08-29 Kazu Hirata <kazu@hxi.com>
6389 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
6391 2001-08-29 Kazu Hirata <kazu@hxi.com>
6393 * config/h8300/h8300-protos.h: Add a prototype for
6395 * config/h8300/h8300.c (emit_logical_op): New.
6396 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
6403 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
6405 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
6406 comparison with rtx INTVAL.
6407 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
6409 * pa.h (FUNCTION_ARG_SIZE): Likewise.
6411 2001-08-29 Kazu Hirata <kazu@hxi.com>
6413 * config/h8300/lib1funcs.asm: Update the copyright. Fix
6416 2001-08-29 Kazu Hirata <kazu@hxi.com>
6418 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
6419 (reg n) to (mem (pre_dec (reg n))
6420 (anonymous movsi pattern): Likewise.
6422 2001-08-29 Kazu Hirata <kazu@hxi.com>
6424 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
6426 2001-08-29 Kazu Hirata <kazu@hxi.com>
6428 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
6429 several special constants.
6431 2001-08-29 Kazu Hirata <kazu@hxi.com>
6433 * config/h8300/lib1funcs.asm: Fix comment typos.
6435 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6437 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
6438 Fix format specifier warnings.
6440 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
6441 inet_makeaddr, semctl): Prototype.
6443 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
6444 (save_restore_insns): Use base_offset, not gp_offset.
6446 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
6447 (ASM_OUTPUT_BYTE): Fix format specifier warning.
6449 2001-08-29 Richard Henderson <rth@redhat.com>
6451 * bb-reorder.c (function_tail_eff_head): New.
6452 (record_effective_endpoints): Set it.
6453 (fixup_reorder_chain): Use it.
6455 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6457 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
6459 2001-08-28 Dale Johannesen <dalej@apple.com>
6461 * config/darwin.c (machopic_function_base_name): Add const
6462 qualifier to a string.
6463 (darwin_encode_section_info): Ditto.
6465 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6467 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
6468 function definition.
6470 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6472 * df.h (struct df): Add rts_order variable.
6474 * df.c (df_visit_next_rts): New function.
6475 (df_visit_next): Renamed to df_visit_next_rc
6476 (df_analyse_1): Allocate/compute/free rts_order as well.
6477 (df_rd_global_compute): Use df_visit_next_rc instead of
6479 (df_ru_global_compute): Use df_visit_next_rts instead of
6482 * flow.c (flow_reverse_top_sort_order_compute): New function.
6484 * basic-block.h: Add prototype.
6486 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
6488 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
6489 blocks, the BB_REACHABLE is now set, rather than aux being
6490 non-NULL. Update the test to reflect this.
6492 2001-08-28 Eric Christopher <echristo@redhat.com>
6494 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
6495 config/mips/crti.asm: Ditto.
6497 2001-08-28 Eric Christopher <echristo@redhat.com>
6498 Richard Henderson <rth@redhat.com>
6500 * c-pragma.h (add_weak): Move prototype from here...
6501 * output.h (add_weak): ... to here.
6502 * varasm.c (add_weak): Fix typo.
6503 * config/mips/crti.asm: New file.
6504 * config/mips/crtn.asm: Ditto.
6505 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
6506 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
6507 (INVOKE__main): Ditto.
6508 (INIT_SECTION_ASM_OP): New.
6509 (FINI_SECTION_ASM_OP): Ditto.
6510 (STARTFILE_SPEC): Add crti.
6511 (ENDFILE_SPEC): Add crtn.
6512 * config/mips/elf64.h: Same.
6513 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
6515 * config/mips/vxworks.h: Ditto.
6516 * config/mips/t-elf: Support crti and crtn.
6518 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
6520 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
6523 2001-08-28 Richard Henderson <rth@redhat.com>
6525 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
6526 (one_cmplbi2 splitter): Remove redundant test.
6528 2001-08-28 Dale Johannesen <dalej@apple.com>
6530 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
6532 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
6534 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
6536 2001-08-28 Stan Shebs <shebs@apple.com>
6538 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
6539 (UNALIGNED_SHORT_ASM_OP): Define.
6540 (UNALIGNED_INT_ASM_OP): Define.
6542 2001-08-28 Will Cohen <wcohen@redhat.com>
6544 * config/rs6000/rs6000.md (store_multiple): Correct RTL
6545 generation for first set.
6547 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6549 * flow.c (redirect_edge_succ_nodup): Return new edge.
6550 (try_simplify_condjump): Use new edge.
6551 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
6553 * cse.c (cse_basic_block): Skip note instructions.
6555 2001-08-27 Richard Henderson <rth@redhat.com>
6557 * combine.c (combine_simplify_rtx): Don't reverse condition
6558 if there is no reverse for the condition.
6559 (simplify_comparison): Don't simplify subregs from INT to FP.
6561 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
6562 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
6563 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
6564 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
6565 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
6566 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
6568 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6570 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
6571 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
6573 (adddi_dilshr32, adddi_dishl32): Only data register can be
6574 source for mem destination.
6576 * expmed.c (store_bit_field): Ignore adjustment to bitpos
6577 and use bitnum to decide about register move.
6579 2001-08-27 Richard Henderson <rth@redhat.com>
6581 * genattr.c (main): Emit state_t even when not doing scheduling.
6583 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6584 Richard Henderson <rth@redhat.com>
6586 * gcse.c (reg_first_set, reg_last_set): Replace with ...
6587 (reg_avail_info, current_bb): ... these.
6588 (oprs_unchanged_p, record_last_reg_set_info): Use them.
6589 (compute_hash_table): Likewise.
6591 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
6593 * flow.c (verify_flow_info): Use checksums to verify edges.
6595 2001-08-27 Richard Henderson <rth@redhat.com>
6597 * genautomata.c (expand_automata): Always create a description.
6599 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6601 * optabs.c (expand_binop): Correctly handle the carry in multiword
6602 add/subtract operations.
6604 2001-08-27 Fred Fish <fnf@be.com>
6606 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
6609 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
6611 * reload.c (find_reloads_toplev): Back out this change:
6613 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
6615 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
6616 mem if the address is a mode_dependent_address_p.
6618 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
6620 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
6621 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
6622 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
6625 * genattr.c (main): New variable num_insn_reservations. Increase
6626 it if there is DEFINE_INSN_RESERVATION. Output automaton based
6627 pipeline hazard recognizer interface.
6629 * genattrtab.h: New file.
6631 * genattrtab.c: Include genattrtab.h.
6632 (attr_printf, check_attr_test, make_internal_attr,
6633 make_numeric_value): Move protypes into genattrtab.h. Define them
6635 (num_dfa_decls): New global variable.
6636 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
6637 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
6638 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
6639 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
6641 * genautomata.c: New file.
6643 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
6645 * sched-int.h: (curr_state): Add the external definition for
6646 automaton pipeline interface.
6647 (haifa_insn_data): Add comments for members blockage and units.
6649 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6650 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6651 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6652 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6653 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6654 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6655 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
6657 (TARGET_SCHED): Use the new macros.
6659 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
6660 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
6661 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
6662 dfa_bubble): New members in gcc_target.sched.
6664 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
6665 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
6666 (insn_queue): Redefine it as pointer to array.
6667 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
6669 (max_insn_queue_index_macro_value): New variable.
6670 (curr_state, dfa_state_size, ready_try): New varaibles for
6671 automaton interface.
6672 (ready_element, ready_remove, max_issue): New function prototypes
6673 for automaton interface.
6674 (choose_ready): New function prototype.
6675 (insn_unit, blockage_range): Add comments.
6676 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
6677 FUNCTION_UNITS_SIZE == 0.
6678 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
6679 actual_hazard, potential_hazard): Add comments.
6680 (insn_cost): Use cost -1 as undefined value. Remove
6681 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
6683 (ready_element, ready_remove): New functions for automaton
6685 (schedule_insn): Add new code for automaton pipeline interface.
6686 (queue_to_ready): Add new code for automaton pipeline interface.
6687 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
6688 (debug_ready_list): Print newline when the queue is empty.
6689 (max_issue): New function for automaton pipeline interface.
6690 (choose_ready): New function.
6691 (schedule_block): Add new code for automaton pipeline interface.
6692 Print ready list before scheduling each insn.
6693 (sched_init): Add new code for automaton pipeline interface.
6694 Initiate insn cost by -1.
6695 (sched_finish): Free the current automaton state and finalize
6696 automaton pipeline interface.
6698 * sched-rgn.c: Include target.h.
6699 (init_ready_list, new_ready, debug_dependencies): Add new code for
6700 automaton pipeline interface.
6702 * sched-vis.c: Include target.h.
6703 (get_visual_tbl_length): Add code for automaton interface.
6704 (target_units, print_block_visualization): Add comments.
6706 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
6707 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
6708 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
6709 (getruntime.o, genautomata.o): New entries.
6710 (genattrtab.o): Add new dependency file genattrtab.h.
6711 (genattrtab): Add new dependencies. Link it with `libm.a'.
6712 (getruntime.o, hashtab.o): New entries for canadian cross.
6714 * doc/md.texi: Description of automaton based model.
6716 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
6718 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
6719 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
6720 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
6721 TARGET_SCHED_DFA_POST_CYCLE_INSN,
6722 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
6723 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
6724 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
6726 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
6727 MAX_DFA_ISSUE_RATE): New macro descriptions.
6729 * doc/contrib.texi: Add dfa based scheduler contribution.
6731 * doc/gcc.texi: Add more information about genattrtab.
6733 2001-08-27 Diego Novillo <dnovillo@redhat.com>
6735 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
6738 2001-08-27 Richard Henderson <rth@redhat.com>
6740 * function.c (expand_function_end): Don't init arg_pointer_save_area.
6741 (get_arg_pointer_save_area): New. Create an init it here.
6742 (fix_lexical_addr): Use it.
6743 * function.h: Declare it.
6744 * builtins.c (expand_builtin_setjmp_receiver): Use it.
6745 * stmt.c (expand_nl_goto_receiver): Use it.
6747 2001-08-27 Richard Henderson <rth@redhat.com>
6749 * final.c (final_scan_insn): Don't enter APP_ON mode for
6752 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
6753 alignment for assemble_integer for DW_EH_PE_aligned.
6754 * except.c (output_function_exception_table): Likewise.
6756 2001-08-26 Andreas Jaeger <aj@suse.de>
6758 * c-tree.h: Add prototyp for c_sizeof_nowarn.
6760 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
6762 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
6764 2001-08-27 Alan Modra <amodra@bigpond.net.au>
6766 * config/rs6000/rs6000.c (mask_operand): Rewrite without
6768 (mask64_operand): Likewise.
6769 (rldic_operand): Delete.
6770 (includes_lshift64_p): Delete.
6771 (includes_rldic_lshift_p): New function.
6772 (includes_rldicr_lshift_p): New function.
6773 (print_operand): Don't call rldic_operand in case 'W'.
6774 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
6775 (includes_lshift64_p): Remove.
6776 (includes_rldic_lshift_p): Declare.
6777 (includes_rldicr_lshift_p): Declare.
6778 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
6779 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
6780 Replace match_operand rldic_operand predicate with
6781 const_int_operand. Replace includes_lshift64_p condition with
6782 includes_rldic_lshift_p.
6783 <ashldi3_internal 64 bit rldicr patterns>: New.
6785 2001-08-27 Andreas Jaeger <aj@suse.de>
6787 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6788 * errors.c: Likewise.
6789 * final.c: Likewise.
6790 * dwarf2asm.c: Likewise.
6791 * doprint.c (checkit): Likewise.
6792 * diagnostic.c: Likewise.
6793 * collect2.c: Likewise.
6794 * calls.c: Likewise.
6795 * c-semantics.c (build_stmt): Likewise.
6796 * c-format.c (status_warning): Likewise.
6797 * c-errors.c (pedwarn_c99): Likewise.
6798 * builtins.c (validate_arglist): Likewise.
6799 * config/pj/pj.c (pj_printf): Likewise.
6800 * fix-header.c: Likewise.
6802 * gcov.c (fnotice): Likewise.
6803 * gensupport.c (message_with_line): Likewise.
6804 * mips-tfile.c: Likewise.
6805 * protoize.c (notice): Likewise.
6806 * read-rtl.c (fatal_with_file_and_line): Likewise.
6807 * rtl-error.c: Likewise.
6808 * tradcpp.c: Likewise.
6810 * cp/tree.c (build_min_nt): Likewise.
6811 (build_min): Likewise.
6812 * cp/lex.c: Likewise.
6813 * cp/errfn.c: Likewise.
6814 * cp/rtti.c (create_pseudo_type_info): Likewise.
6816 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
6818 * df.c (df_uses_record): Return after recording all uses
6821 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
6823 * df.c (df_insn_modify): Realloc the INSN table here, if
6824 necessary, here, too.
6826 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
6828 * config/mips/mips.c (mips_function_value): Handle complex return
6831 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
6833 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
6835 * reload.c (make_memloc): Copy result if it is still
6836 reg_equiv_memory_loc[regno] on return.
6837 (subst_reloads) [ENABLE_CHECKING]: Check that none of
6838 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
6839 reg_equiv_mem are modified by the substitutions.
6841 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6843 * predict.c (expensive_function_p): New.
6844 * rtl.h (expensive_function_p): Declare.
6845 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
6846 (use_fast_prologue_epilogue): New static variable.
6847 (expand_prologue): Set it; emit short prologues if unset.
6848 (expand_epilogue): Likewise.
6850 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6852 * config.gcc: Add stormy16-*-elf case.
6853 * config/stormy16/stormy-abi: New file.
6854 * config/stormy16/stormy16-lib2.c: New file.
6855 * config/stormy16/stormy16-protos.h: New file.
6856 * config/stormy16/stormy16.c: New file.
6857 * config/stormy16/stormy16.h: New file.
6858 * config/stormy16/stormy16.md: New file.
6859 * config/stormy16/t-stormy16: New file.
6861 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
6863 * i386.h (no-accumulate-outgoing-args): Use proper mask.
6865 2001-08-24 David Edelsohn <edelsohn@gnu.org>
6867 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
6868 descriptor members are pointer size, not constant 4.
6869 * config/rs6000/rs6000.md (define_splits): Remove more unused
6872 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6874 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
6876 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
6878 * cp/rtti.c (VPARAMS): Fix parameter.
6880 2001-08-24 Zack Weinberg <zackw@panix.com>
6882 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
6884 (mode_for_extraction): No need for #ifdefs. Add default-case abort
6886 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
6887 in if controlling use of insv.
6888 (extract_bit_field): Likewise, for extv and extzv.
6890 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
6892 * i386.md (movcc peep2): Fix load of 0.
6894 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6896 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
6897 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
6899 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
6901 * c-pragma.h: Move weak_syms and weak_decls...
6902 * varasm.c: ...here. Now static.
6903 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
6904 depend on HANDLE_PRAGMA_WEAK.
6906 * c-common.c (c_alignof, c_alignof_expr): Move here...
6907 * c-typeck.c: ...from here.
6908 * c-tree.h, c-common.h: Adjust.
6910 2001-08-23 Bernd Schmidt <bernds@redhat.com>
6912 * config/ia64/ia64.c (rws_update): If !pred, set write_count
6913 instead of incrementing it.
6915 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
6916 asm ready, don't try to move them all into the same array element.
6918 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
6920 * function.c (thread_prologue_and_epilogue_insns): Avoid
6921 fallthru flag on edge to exit.
6923 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
6925 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
6928 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6930 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
6931 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
6932 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
6935 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
6937 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
6938 replace "GNU CC" with "GCC".
6940 2001-08-23 Richard Henderson <rth@redhat.com>
6942 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
6943 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
6944 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
6945 Need GR between FR and not GR_AND_FR.
6946 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
6947 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
6948 AR regs before GR regs.
6949 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
6950 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
6951 (REGISTER_MOVE_COST): Update.
6952 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
6954 2001-08-23 Richard Henderson <rth@redhat.com>
6956 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
6959 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
6961 * reload1.c (emit_reload_insns): Don't look for notes
6962 on a NULL store_insn.
6964 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6966 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
6967 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
6968 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
6969 format specifier warnings.
6970 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
6972 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
6974 * config/i386/i386-protos.h: Correct declaration of
6975 i386_pe_asm_named_section.
6977 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
6979 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
6981 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6983 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
6985 * cpperror.c (print_location): Don't show _Pragma.
6986 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
6987 and file change callback generation here.
6988 (stack_include_file): Update use of cpp_push_buffer.
6989 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
6990 (struct cpp_buffer): Remove type, pfile members.
6991 * cppinit.c (cpp_handle_option): Use free_chain.
6992 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
6993 (skip_escaped_newlines, get_effective_char, lex_percent): Take
6994 a cpp_reader rather than a cpp_buffer.
6995 (skip_escaped_newlines, get_effective_char, skip_block_comment,
6996 skip_line_comment, parse_string, lex_percent, lex_dot,
6997 _cpp_lex_token): Update accordingly.
6998 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
7000 (cpp_push_buffer): Update prototype.
7001 (run_directive): Update use of cpp_push_buffer.
7002 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
7003 handle_assertion): Update use of run_directive.
7004 * cpplib.h (enum cpp_buffer_type): Remove.
7005 (cpp_push_buffer): Update prototype.
7006 * fix-header.c (read_scan_file): Update.
7008 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7010 * gcc.c (struct prefix_list): Change prefix to const char *.
7012 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7014 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
7016 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
7018 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
7021 * jump.c (squeeze_notes): Take parms by reference. Handle END being
7024 * ifcvt.c (dead_or_predicable): Adjust.
7025 * loop.c (find_and_verify_loops): Adjust.
7026 * stmt.c (expand_end_case): Adjust.
7027 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
7028 head and end insn pointers in the basic block, not just local copies.
7029 (merge_blocks_move_predecessor_nojumps): Likewise.
7031 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
7033 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
7034 bitmap.h, builtin-types.def, builtins.c, builtins.def,
7035 c-aux-info.c, c-common.c, c-common.def, c-common.h,
7036 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
7037 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
7038 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
7039 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
7040 conditions.h, config.gcc, configure.frag, configure.in,
7041 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
7042 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
7043 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
7044 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
7045 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
7046 emit-rtl.c, errors.c, errors.h, except.c, except.h,
7047 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
7048 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
7049 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
7050 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
7051 gencheck.c, gencodes.c, genconfig.c, genemit.c,
7052 genextract.c, genflags.c, gengenrtl.c, genmultilib,
7053 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
7054 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
7055 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
7056 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
7057 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
7058 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
7059 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
7060 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
7061 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
7062 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
7063 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
7064 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
7065 params.h, predict.c, predict.def, predict.h, prefix.c,
7066 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
7067 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
7068 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
7069 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
7070 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
7071 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
7072 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
7073 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
7074 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
7075 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
7076 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
7077 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
7078 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
7079 xcoffout.h: replace "GNU CC" with "GCC".
7081 2001-08-21 Richard Henderson <rth@redhat.com>
7083 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
7084 (final_scan_insn): Consider jump tables data even if we have no
7085 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
7087 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
7088 (ASM_OUTPUT_CASE_END): Remove.
7089 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
7090 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
7091 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
7093 2001-08-21 Richard Henderson <rth@redhat.com>
7095 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
7096 at barrier insns. Emit stop bits before barriers.
7098 * flow.c (flow_find_cross_jump): Don't consider unconditional
7099 return insns for commoning.
7101 * final.c (compute_alignments): Fix typo.
7103 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
7104 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
7105 (store_bit_field): Use mode_for_extraction more places.
7106 (extract_bit_field): Likewise.
7108 2001-08-21 Zack Weinberg <zackw@panix.com>
7110 * caller-save.c: Don't include insn-codes.h.
7111 (reg_save_code, reg_restore_code): Make arrays of int.
7112 All uses updated to match.
7113 (insert_save, insert_restore): No need to initialize "code"
7114 variable upon declaration.
7115 * Makefile.in: update dependencies; fix typo in clean rule.
7117 2001-08-21 Richard Henderson <rth@redhat.com>
7119 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
7120 (merge_if_block): Handle fallout from same.
7122 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7124 * builtins.c (type_to_class): Fix typo in last change.
7126 2001-08-21 Richard Henderson <rth@redhat.com>
7128 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
7129 ia64_asm_output_label.
7131 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
7132 copy of gp while the real gp register contains garbage.
7134 2001-08-21 Zack Weinberg <zackw@panix.com>
7136 * expmed.c (mode_for_extraction): New function.
7137 (store_bit_field, extract_bit_field): Use it.
7138 * expr.h: Prototype it and provide an enum for its first argument.
7140 * combine.c, function.c, recog.c: Don't include insn-codes.h.
7141 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
7142 and digging through the insn_data tables.
7143 * Makefile.in: Update dependencies.
7145 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
7147 * cppfiles.c (stack_include_file): line-map.c now handles include
7149 (handle_missing_handler): Similarly.
7150 (_cpp_execute_include): Similarly.
7151 (_cpp_pop_file_buffer): Similarly.
7152 * cpphash.h (struct cpp_reader): Remove system_include_depth,
7153 buffer_stack_depth and include_depth.
7154 * cpplib.c (do_include_common): line-map.c now handles include depth.
7155 (cpp_push_buffer): Similarly.
7156 (_cpp_pop_buffer): Similarly.
7157 * cppmacro.c (builtin_macro): Update.
7158 * line-map.c (init_line_maps): Set depth.
7159 (add_line_map): Increment "used" earlier. Update and use the
7161 (trace_include): Use the include depth.
7162 * line-map.h (struct line_maps): New member depth.
7164 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7166 * cppfiles.c (stack_include_file): Don't handle -H here.
7167 * cppinit.c (cpp_start_read): Set include tracing after
7168 cpp_post_options and after stacking the main file.
7169 * line-map.c (trace_include): New.
7170 (init_line_maps, add_line_map): Update.
7171 * line-map.h (struct line_maps): New member trace_includes.
7173 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7175 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
7176 * cppfiles.c (stack_include_file): Only stack a file if there
7177 is something to do. Return a boolean indicating whether a
7178 buffer was stacked or not.
7179 (_cpp_execute_include): Similarly.
7180 (_cpp_read_file): Similarly.
7181 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
7183 2001-08-21 Sam Steingold <sds@gnu.org>
7185 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
7186 (RECACHE): keep obufp_before_macroname up to date
7188 2001-08-21 Zack Weinberg <zackw@panix.com>
7190 * stmt.c: Don't include insn-codes.h.
7191 (expand_end_case): Machine specific logic moved to expr.c.
7192 No need to worry about __builtin_classify_type.
7193 (check_for_full_enumeration_handling, emit_case_nodes):
7196 * builtins.o (expand_builtin_classify_type): Split up so code
7197 can be shared with fold_builtin_classify_type.
7198 (type_to_class, fold_builtin_classify_type): New functions.
7199 (fold_builtins): Handle __builtin_classify_type.
7201 * expr.c (do_tablejump): Now static.
7202 (case_values_threshold, try_casesi, try_tablejump): New;
7203 code mostly from stmt.c (expand_end_case).
7204 (expr.h): Update prototypes.
7206 * Makefile.in (stmt.o): Update dependencies.
7208 2001-08-21 Will Cohen <wcohen@redhat.com>
7210 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
7211 declaration of variable i.
7212 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
7213 declaration of variable i.
7215 2001-08-21 Richard Henderson <rth@redhat.com>
7217 * crtstuff.c: Fix thinko last change. Move list tails to start
7218 of CRT_END section. Tidy ifdefs.
7219 (__EH_FRAME_BEGIN__): Always static for ELF.
7220 (__do_global_ctors_1): Rename from __frame_dummy.
7221 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
7222 name change; don't hide __EH_FRAME_BEGIN__.
7224 2001-08-21 Richard Henderson <rth@redhat.com>
7226 * gdbinit.in: Move break on exit after break on fancy_abort.
7228 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
7231 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
7233 * cpphash.h (_cpp_push_next_buffer): New.
7234 * cppinit.c (do_includes): Remove.
7235 (push_include, free_chain, _cpp_push_next_buffer): New.
7236 (cpp_start_read): Use them to rework command line option handling.
7237 (cpp_handle_option): Combine handling of -include and -imacros.
7238 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
7239 appropriate. Always insert missing \n at EOF.
7240 * cpplib.c (start_directive): Get the directive position right.
7241 * cppmain.c (cb_file_change): Always print the first line, unless
7244 2001-08-20 Andreas Jaeger <aj@suse.de>
7246 * profile.c (compute_branch_probabilities): Remove extra new-line
7248 * flow.c (verify_flow_info): Likewise.
7250 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7252 * basic-block.h (basic_block): Add new field 'flags'.
7253 (BB_REACHABLE): Define.
7254 (expunge_block): Declare.
7255 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
7256 (EXIT_BLOCK_PTR): Ditto.
7257 (expunge_block): Remove static declaration.
7258 (cleanup_cfg): Clear bb->aux on every basic block.
7259 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
7260 computing reachability.
7261 (delete_unreachable_blocks): Delete block b if b->flags has
7264 2001-08-20 Diego Novillo <dnovillo@redhat.com>
7266 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
7268 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7270 * sparc.c (sparc_variable_issue): Fix typo in last change.
7272 2001-08-20 Richard Henderson <rth@redhat.com>
7274 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
7276 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
7278 * pa.h (RETURN_IN_MEMORY): Improve comment.
7280 2001-08-20 Janis Johnson <janis187@us.ibm.com>
7282 * doc/invoke.texi (Profiling options): Clarify the interactions
7283 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
7285 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
7287 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
7290 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7292 * gcc.c (make_relative_prefix): Allocate a sufficiently large
7295 2001-08-20 Richard Henderson <rth@redhat.com>
7297 * final.c (end_final): Fix typo last change.
7299 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
7301 * cppinit.c (init_standard_includes): The returned buffer
7302 is already malloc-ed.
7303 * gcc.c (add_prefix): Similarly.
7304 * prefix.c (translate_name): Update to support clear buffer
7306 (update_path): Similarly. Be sure to free any newly allocated
7307 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
7309 * prefix.h (update_path): Update prototype and document.
7310 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
7311 up and update to new buffer ownership rules.
7312 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
7314 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
7316 * final.c (compute_alignments): New function.
7317 (init_insn_lengths): Do not care label_align.
7318 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
7319 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
7320 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
7321 (shorted_branches): Realloc label_align array; do
7322 not call init_insn_lengths; Do not care about loop alignments.
7323 * output.h (compute_alignments): Declare.
7324 * toplev.c (rest_of_compilation): Call compute_alignments.
7325 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
7327 * predict.c (block_info_def): Add npredecesors, remove nvisited;
7328 change visited to tovisit.
7329 (propagate_freq): Use faster traversing algorithm.
7330 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
7331 to tovisit; reverse meaning.
7333 * predict.c (struct block_info_def): Remove nvisited.
7334 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7335 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7337 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
7339 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
7340 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
7341 (TARGET_FUSED_MADD): New.
7342 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
7343 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
7344 the multiply-add instructions.
7346 2001-08-19 Richard Henderson <rth@redhat.com>
7348 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
7349 is aligned to pointer size.
7351 2001-08-19 Richard Henderson <rth@redhat.com>
7353 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
7354 display markers during final schedule.
7356 2001-08-19 Richard Henderson <rth@redhat.com>
7358 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
7360 2001-08-19 Richard Henderson <rth@redhat.com>
7362 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
7364 (ASM_NAME_TO_STRING): Remove.
7365 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
7366 in the same string. Remove support for expressions.
7368 2001-08-19 Richard Henderson <rth@redhat.com>
7370 * config/i386/i386.md (tablejump): Make an expander; handle
7371 pic relative addressing here.
7372 (tablejump_1): Rename from tablejump_pic.
7375 2001-08-19 Richard Henderson <rth@redhat.com>
7377 * regclass.c (fix_register): Fix typo.
7379 2001-08-18 Richard Henderson <rth@redhat.com>
7381 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
7382 (struct _Unwind_Context): Expand br_loc to hold it.
7383 (uw_frame_state_for): Handle leaf functions better.
7384 (uw_update_reg_address): Update for br_loc change.
7386 2001-08-18 Richard Henderson <rth@redhat.com>
7388 * crtstuff.c: Move list heads before code that uses them.
7389 (__JCR_LIST__): Remove initial null.
7390 (frame_dummy, __frame_dummy): Do java registration here ...
7391 (__do_global_ctors_aux): ... not here.
7393 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
7394 (__do_global_dtors_aux): Update to match.
7395 (__JCR_LIST__, __do_jv_register_classes): New.
7397 * config/ia64/crtend.asm (__JCR_END__): New.
7398 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
7399 instead of an indirect LTOFF22 reloc.
7401 2001-08-18 Richard Henderson <rth@redhat.com>
7403 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
7404 * regclass.c (init_reg_sets_1): Fix typo.
7405 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
7406 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
7407 (ia64_compute_frame_size): Make ar.unat live when in use.
7408 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
7409 for ar.pfs; remove ar.unat handling.
7410 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
7412 (PREDICATE_CODES): Add ar_pfs_reg_operand.
7413 * config/ia64/ia64-protos.h: Update decls.
7414 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
7415 (sibcall_pic): Likewise.
7417 2001-08-18 Richard Henderson <rth@redhat.com>
7419 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
7420 pred_rel_mutex when searching for insn_group_barrier.
7421 * config/ia64/ia64.md (cycle_display): Combine the expander
7424 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
7425 bit before asm as needed.
7427 2001-08-18 Richard Henderson <rth@redhat.com>
7429 * timevar.def (TV_MACH_DEP): New.
7430 * toplev.c (rest_of_compilation): Use it.
7431 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
7433 2001-08-18 Zack Weinberg <zackw@panix.com>
7435 * unwind-dw2.c (execute_stack_op): Add default aborts to
7436 the inner switches to prevent warnings.
7438 2001-08-18 Richard Henderson <rth@redhat.com>
7440 * timevar.h (struct timevar_time_def): Change element type to float.
7441 (ticks_to_msec, clocks_to_msec): Likewise.
7442 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
7443 (get_time): Likewise.
7444 (timevar_print): Adjust zero check and printing to match.
7446 2001-08-18 Zack Weinberg <zackw@panix.com>
7448 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
7449 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
7450 Eliminate overfull or underfull hboxes.
7452 2001-08-18 Zack Weinberg <zackw@panix.com>
7454 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
7456 2001-08-18 Zack Weinberg <zackw@panix.com>
7458 * haifa-sched.c: Convert to target hooks. Macros replaced
7459 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
7460 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
7461 MD_SCHED_FINISH, and HAVE_cycle_display.
7462 * target-def.h (TARGET_SCHED_ADJUST_COST,
7463 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
7464 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
7465 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
7466 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
7467 New hook #defines to be overridden.
7468 (TARGET_SCHED): Bring them all together.
7469 (TARGET_INITIALIZER): Update.
7470 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
7471 instead of 'struct rtx_def *' throughout.
7472 (struct sched): New set of hooks for the scheduler.
7473 * Makefile.in (haifa-sched.o): Depend on target.h.
7474 * doc/tm.texi: Document the new scheduler hooks, together in
7475 their own section, instead of scattered around.
7476 Fix a bunch of underfull/overfull hboxes.
7478 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
7479 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
7480 sparc.h: Don't define any of the old scheduler macros.
7482 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
7483 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
7484 sparc.c: Create hook functions from code extracted from
7485 corresponding target header, or make existing hooks static, as
7486 appropriate. Set the appropriate entries in targetm.
7488 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
7489 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
7490 rs6000-protos.h, s390-protos.h, sparc-protos.h:
7491 Remove prototypes for functions which are now static.
7493 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
7494 related gunk; the Haifa scheduler is now the only choice.
7496 2001-08-18 Zack Weinberg <zackw@panix.com>
7498 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
7499 * genopinit.c: Put floating point divide insns in sdiv_optab.
7500 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
7501 * config/gofast.h, config/c4x/c4x.h,
7502 config/ia64/hpux_longdouble.h, config/mips/mips.h,
7503 config/pa/long_double.h, config/rs6000/sysv4.h,
7504 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
7505 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
7506 (init_optabs): Use init_optabv for overflow-trapping optabs.
7507 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
7508 cmp_optab RTX codes so have_insn_for can find them.
7510 * optabs.c (expand_simple_binop, expand_simple_unop,
7511 have_insn_for, gen_sub3_insn): New interfaces.
7512 * expr.h: Prototype new functions.
7513 (enum optab_methods): Move here from optabs.h.
7515 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
7516 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
7517 Use new functions instead of working directly with optabs.
7518 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
7519 unroll.c: Don't include optabs.h.
7520 * caller-save.c, combine.c, function.c, stmt.c: Just include
7521 insn-codes.h, not optabs.h.
7522 * Makefile.in: Update dependencies.
7524 * combine.c (make_compound_operation, simplify_comparison):
7525 Fix typos testing for this or that instruction.
7527 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7529 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
7530 generating libgcc.a.
7532 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7534 * except.c (TYPE_HASH): Delete.
7536 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
7539 * tree.c (TYPE_HASH): Delete.
7541 * tree.h (TYPE_HASH): Define.
7543 2001-08-18 Graham Stott <grahams@redhat.com>
7545 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
7547 (adddi3_internal_2+2): Likewise.
7548 (eh_set_lr_di+1): Likewise.
7550 2001-08-17 Richard Henderson <rth@redhat.com>
7552 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
7553 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
7554 * dwarf2asm.c: ... here.
7555 * dwarfout.c: Remove them.
7557 * varasm.c (assemble_integer): Add align parameter.
7558 (assemble_real, output_constant, output_constructor): Likewise.
7559 * output.h: Update decls.
7560 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
7561 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
7562 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
7563 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
7564 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
7567 * final.c (end_final): Abort profile block generation if we
7568 havn't layed it out properly.
7569 * output.h (assemble_eh_integer): Remove stale decl.
7570 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
7572 (assemble_integer): Handle unaligned data.
7573 (assemble_real): Abort on unaligned data.
7574 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
7576 (default_dtor_section_asm_out_destructor): Use assemble_align.
7577 (default_named_section_asm_out_constructor): Likewise.
7578 (default_ctor_section_asm_out_constructor): Likewise.
7579 * config/darwin.c (machopic_asm_out_constructor): Likewise.
7580 (machopic_asm_out_destructor): Likewise.
7581 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
7582 (nextstep_asm_out_destructor): Likewise.
7583 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
7584 (vms_asm_out_destructor): Likewise.
7586 2001-08-17 Richard Henderson <rth@redhat.com>
7588 * config/mips/iris6.h (TARGET_IRIX6): New.
7589 (current_section_name, current_section_flags): New.
7590 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
7591 (MAX_OFILE_ALIGNMENT): New.
7592 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
7593 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
7594 (copy_file_data): Split out from
7595 (mips_asm_file_end): ... here.
7596 (mips_asm_file_start): Remove extra .section directive. Use
7597 tmpfile instead of mips_make_temp_file.
7598 (mips_unique_section): Use const char * as needed for warnings.
7599 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
7600 re-add align parameter.
7601 (iris6_asm_named_section): New.
7602 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
7603 (iris6_asm_output_align, iris6_section_align_1): New.
7604 (iris6_asm_file_start, iris6_asm_file_end): New.
7605 * config/mips/mips-protos.h: Update decls.
7607 2001-08-17 Janis Johnson <janis187@us.ibm.com>
7609 * doc/install.texi (Install GCC): Add links to build status pages.
7611 (Final install): Ditto; request updates for specific info
7613 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
7615 * cpperror.c (print_location): Don't take a file name; use the
7617 (_cpp_begin_message): Similarly.
7618 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
7619 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
7620 (cpp_pedwarn_with_file_and_line): Remove.
7621 * cppfiles.c (stack_include_file): Update; set filename to stdin
7622 here when appropriate.
7623 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
7624 (_cpp_begin_message): Don't take a file name.
7625 * cppinit.c: Add comment.
7626 * cpplex.c: Fix end-of-directive indicator.
7627 * cpplib.c: Don't include intl.h.
7628 (run_directive, do_diagnostic): Update.
7629 (do_line): Update to not use nominal_fname.
7630 (cpp_push_buffer): Don't take a filename.
7631 * cpplib.h (struct ht): Remove.
7632 (cpp_push_buffer): Don't take a filename.
7633 (cpp_pedwarn_with_file_and_line): Remove.
7634 * cppmacro.c (struct cpp_macro): Remove file.
7635 (builtin_macro): Update.
7636 (_cpp_create_definition): Update.
7637 * cppmain.c: Correct comment.
7638 * fix-header.c (read_scan_file): Update.
7640 2001-08-17 Kazu Hirata <kazu@hxi.com>
7642 * sbitmap.c: Fix comment formatting.
7643 * sched-deps.c: Likewise.
7644 * sibcall.c: Likewise.
7645 * simplify-rtx.c: Likewise.
7647 * ssa-ccp.c: Likewise.
7648 * stor-layout.c: Likewise.
7649 * timevar.c: Likewise.
7650 * toplev.c: Likewise.
7651 * unwind-dw2.c: Likewise.
7652 * unwind-dw2-fde.c: Likewise.
7653 * varasm.c: Likewise.
7655 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
7657 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
7658 or larger than an integer in memory.
7660 2001-08-17 Zack Weinberg <zackw@panix.com>
7662 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
7663 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
7664 * rtl.h: Don't forward-declare union tree_node here. Don't
7665 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
7666 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7667 and tree respectively.
7668 * tree.h: Don't forward-declare struct rtx_def here. Don't
7669 typedef tree here. Change all uses of struct rtx_def *,
7670 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
7671 and tree respectively.
7673 2001-08-17 Richard Henderson <rth@redhat.com>
7675 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
7676 config/mips/openbsd.h: Fix typos last change.
7678 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7680 * doc/invoke.texi (Optimize Options): The default for
7681 -finline-limit is 600.
7683 2001-08-17 Richard Henderson <rth@redhat.com>
7685 * varasm.c (text_section): Allow TEXT_SECTION to override the
7686 printing of TEXT_SECTION_ASM_OP.
7687 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
7688 (DATA_SECTION, BSS_SECTION): Remove.
7689 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
7690 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
7691 Rename from s/_NAME//.
7692 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
7693 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
7694 (TEXT_SECTION): ... here. New.
7695 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
7696 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
7697 * config/mips/openbsd.h: Likewise.
7698 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
7699 (mips_asm_file_end): Likewise test.
7700 (mips_output_function_epilogue): Likewise. Switch back to data
7701 section after emitting the function.
7703 * doc/tm.texi (Sections): Document TEXT_SECTION.
7705 2001-08-17 Richard Henderson <rth@redhat.com>
7707 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
7708 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
7710 2001-08-17 Richard Henderson <rth@redhat.com>
7712 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
7713 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
7714 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
7715 Add aligned attribute.
7717 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
7719 * config/sh/sh.md: Add modes to unspecs in first insn to match
7720 those in the second.
7722 * Makefile.in: Fix collect2 copy for Cygwin.
7724 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
7726 Install the proper patch.
7727 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7728 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7729 (expand_function_start): Likewise.
7730 * stmt.c (expand_decl): Likewise.
7731 * varasm.c (make_decl_rtx): Likewise.
7733 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
7735 * final.c: Undo my previous accidental checkin.
7736 * output.h: Likewise.
7737 * tm.texi: Likewise.
7739 2001-08-16 Richard Henderson <rth@redhat.com>
7741 * varasm.c (named_section_flags): Remove align parameter.
7742 * varasm.c, dwarf2out.c: Update all callers.
7743 * output.h: Update prototypes.
7745 * target.h (target.asm_out.named_section): Remove align parameter.
7746 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
7747 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
7748 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
7749 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
7750 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
7752 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
7753 (get_named_section_flags, set_named_section_flags): New.
7754 (named_section_flags): Use them.
7755 (named_section): Do decl vs section flags check here...
7756 (default_section_type_flags): ... not here.
7757 (init_varasm_once): Create in_named_htab.
7758 (resolve_unique_section): Mark reloc unused.
7760 2001-08-16 Richard Henderson <rth@redhat.com>
7762 * varasm.c (force_const_mem): Keep pool alignment in bits.
7763 (output_constant_pool): Use assemble_align.
7765 2001-08-16 Zack Weinberg <zackw@panix.com>
7767 * doc/tm.texi: Remove extra @table command.
7769 2001-08-16 Zack Weinberg <zackw@panix.com>
7771 * final.c (shorten_branches): Clear the end of the label_align
7772 array only if we made it larger. Break up messy expressions
7775 * diagnostic.c (internal_error): Check for error recursion
7776 before doing ICE suppression.
7778 * timevar.c: Timing variables now count in milliseconds.
7779 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
7780 (get_time): Not here.
7781 (timevar_print): Don't print any timer whose user, cpu, and
7782 wall times are all zero as displayed.
7783 * timevar.h: Update comment aboout units. Make timevar
7786 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
7788 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
7789 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
7790 (expand_function_start): Likewise.
7791 * stmt.c (expand_decl): Likewise.
7792 * varasm.c (make_decl_rtx): Likewise.
7794 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
7796 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
7797 (finalize_record_size): Don't set TYPE_USER_ALIGN.
7799 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7801 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
7804 2001-08-16 Andreas Jaeger <aj@suse.de>
7806 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
7809 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
7811 * rtl.h (only_sets_cc0_p): New prototype.
7812 * jump.c (sets_cc0_p): Handle INSN.
7813 (only_sets_cc0_p): New function.
7814 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
7815 (tidy_fallthru_edge): Likewise.
7816 * integrate.c (copy_insn_list): Likewise.
7817 * unroll.c (unroll_loop): Likewise.
7818 (copy_loop_body): Likewise.
7820 2001-08-15 Jason Eckhardt <jle@redhat.com>
7822 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
7824 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
7826 * predict.c (struct block_info_def): Remove nvisited.
7827 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
7828 (estimate_bb_frequencies): Call mark_dfs_back_edges.
7830 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
7831 (ix86_adjust_cost): Teach scheduler that latency to load operand can
7834 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
7836 * predict.def: Update hitrates.
7838 2001-08-15 Richard Henderson <rth@redhat.com>
7840 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
7842 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
7844 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
7845 note from its associated jump.
7847 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
7849 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
7850 also on 64-bit s390x targets.
7852 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
7854 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
7856 (arm_expand_prologue): Handled nested functions which take a
7857 variable argument list.
7858 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
7859 macro with an invocation of
7860 arm_compute_initial_elimination_offset.
7861 * config/arm/arm-protos.h: Prototype
7862 arm_compute_initial_elimination_offset.
7864 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7866 * doc/install.texi (Specific, avr): Fix markup.
7867 (Specific, c4x): Ditto.
7869 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
7871 * predict.c (dump_prediction): Change `bool' parameter to `int'.
7873 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
7875 * Makefile.in (OBJS): Add rtl-error.o
7876 (rtl-error.o): New rule.
7877 (diagnostic.o): Adjust dependency.
7878 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
7879 error_for_asm, _fatal_insn, _fatal_insn_not_found,
7880 warning_for_asm): Move to...
7881 rtl-error.c: ...here. New file.
7883 2001-08-14 Richard Henderson <rth@redhat.com>
7885 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
7886 if USING_SJLJ_EXCEPTIONS.
7888 2001-08-14 Steve Ellcey <sje@cup.hp.com>
7890 * tlink.c (scan_linker_output): Check string for unsatisfied in
7891 addition to undefined and unresolved.
7893 2001-08-14 Graham Stott <grahams@redhat.com>
7895 * libgcc2.c (*): Replace EH_FRAME_SECTION with
7896 EH_FRAME_SECTION_NAME.
7898 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
7900 * genattrtab.c (simplify_test_exp_in_temp): New function.
7901 (simplify_test_exp): Avoid explicit use of temporary obstack.
7902 (simplify_cond, insert_right_side, evaluate_eq_attr,
7903 simplify_and_tree, simplify_or_tree, eliminate_known_true):
7904 Use simplify_test_exp_in_temp.
7905 (optimize_attrs): Iterate until expression stabilizes.
7907 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
7909 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
7910 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
7912 2001-08-13 Richard Henderson <rth@redhat.com>
7914 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
7915 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
7916 * config/arm/conix-elf.h: Likewise.
7918 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7920 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
7922 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
7924 * gcse.c (hash_scan_set): Expressions that are set as part of
7925 jump instructions are not available.
7927 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
7929 * config/s390/s390.c (print_operand, s390_function_prologue,
7930 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
7932 2001-08-13 Richard Henderson <rth@redhat.com>
7934 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
7935 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
7936 * doc/tm.texi (Exception Region Output): Document it.
7938 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
7940 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
7941 DWARF2 instead of stabs by default.
7943 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7945 * config/rs6000/rs6000.c: Include optabs.h.
7947 2001-08-13 David Edelsohn <edelsohn@gnu.org>
7949 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
7950 save/restore routines.
7951 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
7953 2001-08-13 Andreas Jaeger <aj@suse.de>
7955 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
7956 the english is correct.
7958 2001-08-13 Zack Weinberg <zackw@panix.com>
7960 * expr.h: Split out optab- and libfunc-related code to...
7961 * optabs.h, libfuncs.h: ... these new headers.
7963 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
7965 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
7967 * mkconfig.sh: Don't include insn-codes.h from config.h.
7969 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
7970 enum insn_code is available. Move reload_in_optab and
7971 reload_out_optab array declarations to optabs.h.
7972 * regmove.c (gen_add3_insn): Move to optabs.c, export from
7973 there, prototype in expr.h.
7974 * gencodes.c: Cleanup: zap global variables, don't use
7975 printf where puts will do, don't bother defining MAX_INSN_CODE
7976 which nothing uses, let CODE_FOR_nothing get its value implicitly.
7978 * genemit.c, genopinit.c: Include optabs.h in generated file.
7979 * genoutput.c: Include insn-codes.h in generated file.
7980 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
7981 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
7982 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
7983 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
7984 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
7985 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
7987 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
7988 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
7989 config/m88k/m88k.c, config/sparc/sparc.c:
7991 * reload.c: Include expr.h and optabs.h before reload.h.
7992 * config/alpha/alpha.c: Include tree.h before reload.h.
7993 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
7994 and reload.h in that order.
7995 * config/sparc/sparc.c: Include debug.h.
7996 * recog.c: Include insn-codes.h.
7998 2001-08-13 Andreas Jaeger <aj@suse.de>
8000 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
8003 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
8005 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
8006 * gcc.c (init_spec): Fix typo in comment.
8007 * varasm.c (data_section): Fix typo in comment.
8009 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
8011 * predict.c (dump_prediction): New argument "USED".
8012 (combine_predictions_for_insn): Determine the used heuristics,
8013 output the case no heuristic applied.
8014 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
8016 2001-08-13 Andreas Jaeger <aj@suse.de>
8018 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
8021 2001-08-13 Kazu Hirata <kazu@hxi.com>
8023 * jump.c: Fix formatting.
8025 2001-08-13 Kazu Hirata <kazu@hxi.com>
8027 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
8030 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
8032 * loop.c (check_dbra_loop): Use condjump_label to compute
8035 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
8036 to better document the files they're in.
8038 2001-08-12 Zack Weinberg <zackw@panix.com>
8040 * recog.h (struct insn_operand_data): Shrink 'mode' field
8043 2001-08-12 Kazu Hirata <kazu@hxi.com>
8045 * gcc.c: Fix comment formatting.
8046 * gccspec.c: Likewise.
8049 * genemit.c: Likewise.
8050 * gengenrtl.c: Likewise.
8051 * genrecog.c: Likewise.
8052 * gensupport.c: Likewise.
8053 * ggc-page.c: Likewise.
8054 * global.c: Likewise.
8055 * graph.c: Likewise.
8056 * ifcvt.c: Likewise.
8057 * integrate.c: Likewise.
8059 * libgcc2.c: Likewise.
8061 * mbchar.c: Likewise.
8062 * optabs.c: Likewise.
8063 * predict.c: Likewise.
8064 * prefix.c: Likewise.
8065 * profile.c: Likewise.
8066 * protoize.c: Likewise.
8068 * recog.c: Likewise.
8069 * regclass.c: Likewise.
8070 * regmove.c: Likewise.
8071 * reg-stack.c: Likewise.
8072 * reload1.c: Likewise.
8073 * resource.c: Likewise.
8074 * rtlanal.c: Likewise.
8077 2001-08-12 Kazu Hirata <kazu@hxi.com>
8079 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
8080 a tree representing a constant is passed to the macro.
8082 2001-08-12 Richard Henderson <rth@redhat.com>
8084 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
8085 (rs6000_elf_asm_out_destructor): New.
8086 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
8087 (DTORS_SECTION_ASM_OP): Remove.
8088 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8089 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
8091 2001-08-12 David Edelsohn <edelsohn@gnu.org>
8094 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8095 * gcc.c (set_collect_gcc_options): New function, split out from
8097 Ignore elided switches.
8098 (do_spec_1): Invoke before executing command.
8099 (set_input): Export.
8100 Move declaration ...
8101 * gcc.h (set_input): ... here.
8102 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8105 2001-08-12 Richard Henderson <rth@redhat.com>
8107 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
8108 thinko wrt TARGET_RELOCATABLE.
8110 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
8112 * fix-header.c (cb_file_change): Update prototype.
8114 2001-08-11 Zack Weinberg <zackw@panix.com>
8116 * toplev.c (set_float_handler): Make static.
8117 * toplev.h: Don't prototype set_float_handler.
8119 * simplify-rtx.c: Don't include setjmp.h.
8120 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
8122 (simplify_unary_operation, simplify_binary_operation): Use them,
8123 via do_float_handler.
8125 * fold-const.c: Don't include setjmp.h.
8126 (exact_real_inverse_1): New function.
8127 (exact_real_inverse): Use it, via do_float_handler.
8129 * varasm.c: Don't include setjmp.h.
8130 (assemble_real_1): New function.
8131 (assemble_real): Use it, via do_float_handler.
8132 Call internal_error if we get a trap here.
8134 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
8135 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
8137 2001-08-11 Zack Weinberg <zackw@panix.com>
8139 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
8140 STACK_BOUNDARY if not already defined.
8142 * calls.c, function.c, reload1.c, explow.c: Don't default
8143 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
8144 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
8146 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
8149 * doc/tm.texi: Document that STACK_BOUNDARY is required;
8150 clarify difference between it and PREFERRED_STACK_BOUNDARY.
8152 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8154 * cppmacro.c (enter_macro_context): Push macro expansions even
8157 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8159 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
8160 (rs6000_elf_section_type_flags): Actually return a value.
8162 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8164 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
8165 Clean up code: add missing comments and prototypes, fix warnings,
8166 remove obsolete code, fix spacing to conform to coding style.
8168 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
8170 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
8171 and TARGET_ASM_CLOSE_PAREN.
8172 (regclass_map): CC register belongs to class NO_REGS.
8173 (legitimize_pic_address): Don't generate unnecessary moves
8174 (to avoid confusing loop optimization).
8175 (check_and_change_labels): Replace jump_long by indirect_jump.
8176 (s390_final_chunkify): Don't start a new literal pool on section
8177 switch in 64-bit code.
8178 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
8180 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
8181 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
8182 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
8184 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
8185 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
8186 (CONST_COSTS): Fixed incorrect costs.
8188 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
8189 Use emit_jump instead of emit_jump_insn (gen_jump).
8190 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
8191 (to avoid confusing flow analysis).
8192 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
8193 (casesi, casesi_jump): New.
8194 (jump_long): Removed. Functionality merged into indirect_jump.
8195 (indirect_jump): Accept address_operand, not just register_operand.
8196 (cjump_long, icjump_long): Use same logic as indirect_jump.
8197 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
8198 Fixed broken setjmp/longjmp handling.
8199 (do_builtin_setjmp_setup): Removed.
8201 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
8202 broken GNU as versions that don't accept .quad with large
8203 negative values. Use hexadecimal output instead.
8204 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
8205 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
8206 FUNCTION_EPILOGUE): Removed. Now in targetm.
8208 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
8210 * config/s390/fixdfdi.h: Add missing copyright statement.
8211 Fix type conflicts on 64-bit. Add missing SFmode routines.
8213 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
8216 2001-08-11 Richard Henderson <rth@redhat.com>
8218 * rtl.h (REG_EH_RETHROW): Remove.
8219 * rtl.c (reg_note_name): Update.
8220 * combine.c (distribute_notes): Don't check for it.
8222 2001-08-11 Richard Henderson <rth@redhat.com>
8224 * combine.c (distribute_notes): Place REG_SETJMP.
8226 2001-08-11 Richard Henderson <rth@redhat.com>
8228 * doc/extend.texi (Arrays and pointers implementation): Discourage
8229 relying on sign-extension of pointers.
8231 2001-08-11 H.J. Lu <hjl@gnu.org>
8233 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
8235 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
8236 RDATA_SECTION_ASM_OP.
8238 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8240 * doc/install.texi (Specific, c4x): Fix cross-reference to the
8241 main manual to work both for info and HTML versions.
8243 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8244 Matt Kraai <kraai@alumni.carnegiemellon.edu>
8246 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
8247 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
8248 (struct cpp_pool): New member first.
8249 * cppinit.c (append_include_chain): Plug memory leaks.
8250 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
8251 Allocate pragma structures from the (aligned) macro pool to
8252 avoid leaking memory.
8253 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
8254 so we don't leak memory.
8255 * hashtable.c (ht_destroy): New.
8256 * hashtable.h (ht_destroy): New.
8258 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
8259 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8261 * c-lex.c (map): Make const.
8262 (cb_file_change): Update for callback passing a line map.
8263 Don't assume we have a previous map. Remove sanity check
8264 about popping too many files.
8265 * cpperror.c (print_location): Make map const.
8266 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
8267 (cpp_make_system_header): Similarly.
8268 (search_from): Similarly.
8269 (_cpp_execute_include): Don't remember where we came from.
8270 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
8271 (struct cpp_reader): Make map const.
8272 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
8273 * cpplib.c (do_line): Update; line maps now hold sysp.
8274 (cpp_push_buffer): Similarly.
8275 (_cpp_do_file_change): Similarly; callback with map instead.
8276 (cpp_get_line_maps): Constify return value.
8277 (_cpp_pop_buffer): Update.
8278 * cpplib.h (struct cpp_file_change): Remove.
8279 (struct cpp_callbacks): Update.
8280 (cpp_get_line_maps): Constify return value.
8281 * cppmacro.c (_cpp_create_definition): Update.
8282 * cppmain.c (struct printer): Constify map.
8283 (maybe_print_line): Similarly.
8284 (print_line): Similarly. Deduce flags 1 and 2 here.
8285 (cb_file_change): Update.
8286 * line-map.c (free_line_maps): Warn regardless.
8287 (add_line_map): Return pointer to const. When passed NULL to_file
8288 with LC_LEAVE, use the obvious values for the return point so the
8289 caller doesn't have to figure them out.
8290 (lookup_line): Return pointer to const.
8291 (print_containing_files): Take pointer to const.
8292 * line-map.h (struct line_map): New members reason, sysp.
8293 (add_line_map): Return pointer to const.
8294 (lookup_line): Similarly.
8295 (print_containing_files): Take pointer to const.
8297 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
8298 Richard Henderson <rth@redhat.com>
8300 * regmove.c (regmove_optimize): Avoid setting a register twice in
8303 2001-08-10 Richard Henderson <rth@redhat.com>
8305 * doc/extend.texi (Arrays and pointers implementation): Document
8306 behavior of pointer/integer conversion.
8308 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
8310 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
8312 2001-08-10 Richard Henderson <rth@redhat.com>
8314 * doc/extend.texi (C Implementation): New chapter.
8315 * doc/gcc.texi (Top): Link it in.
8317 2001-08-10 Andrew Cagney <ac131313@redhat.com>
8319 * doc/install.texi (Specific): Fix CVS merge botch.
8321 2001-08-10 Richard Henderson <rth@redhat.com>
8323 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
8324 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
8326 2001-08-10 Zack Weinberg <zackw@stanford.edu>
8328 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
8329 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
8330 this macro is now required.
8332 * cselib.c (cselib_process_insn), flow.c (propagate_block),
8333 loop.c (find_and_verify_loops), reload.c (reload): Check
8334 for rtx code of CALL_INSN, not CALL, when deciding if we
8335 need to check for REG_SETJMP note.
8337 * gcse.c (compute_hash_table, compute_store_table): Update
8338 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
8341 * config/avr/avr.c: Fix typo.
8342 * config/convex/convex.c (expand_movstr): Use adjust_address.
8343 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
8345 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
8346 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
8348 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
8349 Do define STACK_BOUNDARY.
8350 * config/i370/i370.c: Include expr.h.
8351 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
8352 config/pa/som.h, config/v850/v850.h: Take in_ctors and
8353 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
8354 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
8355 * config/m88k/m88k.c: Include c-tree.h after expr.h.
8356 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
8357 * config/romp/romp.c: Include expr.h after tree.h.
8359 (output_fpop): Use xmalloc, not oballoc.
8360 * config/we32k/we32k.c: Include expr.h.
8362 2001-08-10 Kazu Hirata <kazu@hxi.com>
8364 * config/h8300/h8300.h: Fix formatting.
8366 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8368 * c-common.h (RETURN_NULLIFIED_P): Lose.
8369 * c-semantics.c (genrtl_return_stmt): Don't check it.
8371 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8373 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
8374 (mips_annotate_frame_insn): New function.
8375 (mips_emit_frame_related_store): New function.
8376 (save_restore_insns): Don't mark instructions that set up the base
8377 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
8378 the store instructions instead.
8379 (mips_expand_prologue): If the stack size is moved into a temporary
8380 register, do not mark that move as frame-related. Add a
8381 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
8383 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8385 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
8386 stack slot as unchanging if current_function_calls_eh_return.
8388 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
8390 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
8391 access the second half of the TFmode scratch operand.
8393 2001-08-10 Anthony Green <green@redhat.com>
8395 * java/class.c (emit_register_classes): Conditionalize code on
8398 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8400 * doc/install.texi (Specific, avr): Fix cross-reference to the
8401 main manual to work both for info and HTML versions.
8403 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
8405 * stmt.c (expand_null_return_1): Remove code to generate simple returns
8406 and "use_goto" argument.
8407 (expand_null_return, expand_value_return): Update all callers.
8408 * function.c (expand_function_end): Remove code to generate simple
8410 * config/vax/vax.md (epilogue): New expander for function return.
8411 * doc/md.texi (epilogue): Remove "if defined".
8413 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8415 * Makefile.in: Partially revert my previous change:
8416 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
8417 of the hashtab.o and safe-ctype.o rules.
8419 2001-08-09 Richard Henderson <rth@redhat.com>
8421 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
8422 (USE_COLLECT2): Remove duplicate definition.
8423 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
8424 (use_collect2): Remove dead code.
8425 * configure.in (use_collect2): Remove will_use_collect2 and
8426 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
8427 * configure: Rebuild.
8429 * target.h (targetm.asm_out.constructor): New.
8430 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
8431 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
8432 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
8433 * varasm.c (in_ctors, in_dtors): New.
8434 (assemble_constructor, assemble_destructor): Remove.
8435 (default_stabs_asm_out_destructor): New.
8436 (default_named_section_asm_out_destructor): New.
8437 (dtors_section, default_dtor_section_asm_out_destructor): New.
8438 (default_stabs_asm_out_constructor): New.
8439 (default_named_section_asm_out_constructor): New.
8440 (ctors_section, default_ctor_section_asm_out_constructor): New.
8441 * output.h: Update declarations.
8442 * c-decl.c (c_expand_body): Use target hooks instead of
8443 assemble_constructor and assemble_destructor.
8444 * profile.c (output_func_start_profiler): Likewise.
8445 * objc/objc-act.c (finish_objc): Likewise.
8446 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
8447 for the constructor.
8448 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
8450 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
8451 (DTORS_SECTION_ASM_OP): Likewise.
8452 (__CTOR_LIST__): Use attribute section when possible.
8453 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
8455 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
8456 ASM_OUTPUT_CONSTRUCTOR.
8458 * config/darwin.c (machopic_asm_out_constructor): New.
8459 (machopic_asm_out_destructor): New.
8460 * config/darwin-protos.h: Update declarations.
8461 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8462 (ASM_OUTPUT_DESTRUCTOR): Remove.
8463 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8464 * config/nextstep.c (nextstep_asm_out_constructor): New.
8465 (nextstep_asm_out_destructor): New.
8466 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8467 (ASM_OUTPUT_DESTRUCTOR): Remove.
8468 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8469 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
8470 ASM_OUTPUT_*STRUCTOR.
8471 * config/i386/aix386ng.h: Likewise.
8473 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
8474 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
8475 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8476 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8477 * config/lynx.h: Likewise.
8478 * config/netware.h: Likewise.
8479 * config/psos.h: Likewise.
8480 * config/alpha/alpha-interix.h: Likewise.
8481 * config/alpha/elf.h: Likewise.
8482 * config/arc/arc.h: Likewise.
8483 * config/arm/aof.h: Likewise.
8484 * config/arm/coff.h: Likewise.
8485 * config/arm/elf.h: Likewise.
8486 * config/c4x/c4x.h: Likewise.
8487 * config/h8300/h8300.h: Likewise.
8488 * config/i386/cygwin.h: Likewise.
8489 * config/i386/djgpp.h: Likewise.
8490 * config/i386/i386-coff.h: Likewise.
8491 * config/i386/i386-interix.h: Likewise.
8492 * config/i386/sco5.h: Likewise.
8493 * config/i386/vsta.h: Likewise.
8494 * config/i386/win32.h: Likewise.
8495 * config/i960/i960-coff.h: Likewise.
8496 * config/ia64/sysv4.h: Likewise.
8497 * config/m68hc11/m68hc11.h: Likewise.
8498 * config/m68k/coff.h: Likewise.
8499 * config/m68k/mot3300.h: Likewise.
8500 * config/m88k/m88k.h: Likewise.
8501 * config/mcore/mcore-pe.h: Likewise.
8502 * config/mcore/mcore.h: Likewise.
8503 * config/mips/elf.h: Likewise.
8504 * config/mips/elf64.h: Likewise.
8505 * config/mips/iris6.h: Likewise.
8506 * config/pa/pa64-hpux.h: Likewise.
8507 * config/rs6000/sysv4.h: Likewise.
8508 * config/sh/sh.h: Likewise.
8509 * config/sparc/litecoff.h: Likewise.
8511 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
8512 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
8513 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8514 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8515 (ASM_OUTPUT_DESTRUCTOR): Remove.
8516 * config/a29k/a29k.c: Move include of tree.h.
8517 * config/a29k/udi.h: Delete file.
8518 * config/alpha/alpha.c (vms_asm_out_constructor): New.
8519 (vms_asm_out_destructor): New.
8520 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
8521 (EXTRA_SECTION_FUNCTIONS): Likewise.
8522 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8523 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8524 * config/c4x/c4x.c: Move include of tree.h.
8525 * config/clipper/clipper.c (clix_asm_out_constructor): New.
8526 (clix_asm_out_destructor): New.
8527 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8528 (ASM_OUTPUT_DESTRUCTOR): Remove.
8529 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8530 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8531 (TARGET_ASM_CONSTRUCTOR): New.
8532 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
8533 (sco_asm_out_constructor): New.
8534 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
8535 * config/i386/svr3gas.h: Remove stack grows up code.
8536 Remove code duplicated from i386/sysv3.h.
8537 (TARGET_ASM_CONSTRUCTOR): New.
8538 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
8539 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
8540 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8541 (TARGET_ASM_CONSTRUCTOR): New.
8542 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
8543 (m68hc11_asm_out_destructor): New.
8544 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
8545 (TARGET_ASM_DESTRUCTOR): New.
8546 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
8547 * config/m68k/dpx2.h: Properly undef all the bits inherited from
8548 config/svr3.h pertaining to section manipulation.
8549 * config/m68k/dpx2g.h: Remove #if 0 code.
8550 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
8551 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
8552 (ASM_OUTPUT_CONSTRUCTOR): Remove.
8553 (TARGET_ASM_CONSTRUCTOR): New.
8554 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
8555 (m88k_svr3_asm_out_constructor): New.
8556 (m88k_svr3_asm_out_destructor): New.
8557 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8558 (ASM_OUTPUT_DESTRUCTOR): Remove.
8559 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8560 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
8561 * config/rs6000/aix.h: Likewise.
8562 * config/mips/rtems64.h: Don't undef removed constructor related bits.
8563 * config/mips/vxworks.h: Likewise.
8564 * config/rs6000/lynx.h: Likewise.
8565 * config/sh/elf.h: Likewise.
8566 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
8567 (DTORS_SECTION_ASM_OP): New.
8568 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8569 (ASM_OUTPUT_DESTRUCTOR): Remove.
8570 * config/sparc/sol2-sld-64.h: Likewise.
8571 * config/vax/vax.c (vms_asm_out_constructor): New.
8572 (vms_asm_out_destructor): New.
8573 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
8574 (ASM_OUTPUT_DESTRUCTOR): Remove.
8575 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
8577 * doc/tm.texi (@node Initialization): Update.
8579 2001-08-09 Richard Henderson <rth@redhat.com>
8581 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
8582 (__do_global_dtors_aux): Use gp-relative static data to avoid
8583 one dynamic relocation.
8584 (__do_frame_setup): Register Java classes.
8585 * config/alpha/crtend.asm (__JCR_END__): New.
8587 2001-08-09 Zack Weinberg <zackw@stanford.edu>
8589 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
8590 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
8591 (GEN, STAGESTUFF): Add new files.
8592 (insn-constants.h, s-constants, tm-preds.h, s-preds,
8593 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
8594 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
8595 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
8596 as well as insn-codes.h and insn-flags.h in config.h; and no
8597 extra headers in tconfig.h and hconfig.h.
8599 * gencodes.c: Eliminate code to generate predicate declarations
8600 or #defines for md-file constants.
8601 * genconstants.c, genpreds.c: New files.
8603 * i386.md: Re-order guard expressions such that TARGET_64BIT
8604 comes first, when this permits better optimization. Add
8605 TARGET_64BIT to more x86-64 patterns. Add comment explaining
8606 why this is desirable.
8608 2001-08-09 Jakub Jelinek <jakub@redhat.com>
8610 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
8611 (find_fde_for_dso): Remove.
8612 (_Unwind_IteratePhdrCallback): New.
8613 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
8614 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
8616 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8618 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
8619 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
8621 2001-08-09 Graham Stott <grahams@redhat.com>
8623 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
8624 (vis_no_unit): Use it.
8625 (visualize_no_unit): Add the insn only if room exists.
8627 2001-08-09 Graham Stott <grahams@redhat.com>
8629 * predict.c (estimate_probability): Replace magic numbers with
8630 appropriate enumeration.
8632 2001-08-09 Graham Stott <grahams@redhat.com>
8634 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
8636 (EXTRACT_FLAGS): Likewise.
8638 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
8640 * config/mips/mips.c (mips_legitimate_address_p): Check for
8641 CONST_INT in last patch.
8643 2001-08-08 Anthony Green <green@redhat.com>
8645 * java/class.c (emit_register_classes): Use assemble_jcr if
8646 possible. Keep the original mechanism as a fallback.
8647 * defaults.h (JCR_SECTION_NAME): Define if we have named section
8648 and weak symbol support.
8649 * crtstuff.c (__JCR_LIST__): Define.
8650 (__JCR_END__): Define.
8651 (_Jv_RegiserClasses): Define weak symbol if possible.
8652 (__do_global_ctors_aux): Register classes for ELF targets with
8653 weak symbol support.
8655 2001-08-08 Kazu Hirata <kazu@hxi.com>
8657 * dbxout.c: Fix comment formatting.
8658 * dependence.c: Likewise.
8660 * diagnostic.c: Likewise.
8661 * dominance.c: Likewise.
8662 * doprint.c: Likewise.
8663 * dwarf2out.c: Likewise.
8664 * dwarfout.c: Likewise.
8665 * emit-rtl.c: Likewise.
8666 * except.c: Likewise.
8667 * explow.c: Likewise.
8668 * expmed.c: Likewise.
8671 * fold-const.c: Likewise.
8672 * function.c: Likewise.
8674 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8676 * global.c (retry_global_alloc): Avoid shadowing allocno.
8678 2001-08-08 Mark Mitchell <mark@codesourcery.com>
8680 * except.c (remove_fixup_regions): Fix typo.
8682 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
8684 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
8685 unsigned HOST_WIDE_INT to avoid warning.
8686 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
8687 * flow.c (set_block_for_new_insns): Likewise.
8689 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
8691 * sibcall.c (return_value_pseudo): New static variable.
8692 (skip_copy_to_return_value): Handle return_value_pseudo.
8693 (call_ends_block_p): Ensure that return_value_pseudo is set.
8694 (optimize_sibling_and_tail_recursive_call): Discover the
8695 load of pseudo return value in alternate exit block.
8697 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8699 * calls.c (ECF_ALWAYS_RETURN): New constant.
8700 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
8701 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
8702 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
8703 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
8704 * rtl.c (reg_note_name): New name.
8705 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
8707 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
8709 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
8711 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
8713 * alias.c (get_alias_set): Return a previously calculated
8714 alias set for a VAR_DECL.
8715 * function.c (gen_mem_addressof): Calculate the alias set before
8718 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
8720 * predict.def: Set hitrates according our experimental run.
8722 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
8724 * i386.h (HARD_REGNO_RENAME_OK): New macro.
8726 2001-08-08 H.J. Lu <hjl@gnu.org>
8728 * config/mips/mips.c (mips_unique_section): New. Copied from
8731 * config/mips/mips-protos.h (mips_unique_section): New
8734 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
8736 * config/mips/little.h: New. Generic little endian mips
8737 targets. Only mips*-*-linux* is converted to use it so far.
8739 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
8740 (WCHAR_TYPE): Defined
8741 (WCHAR_TYPE_SIZE): Likewise.
8742 (INIT_SUBTARGET_OPTABS): Likewise.
8743 (BSS_SECTION_ASM_OP): Likewise.
8744 (SBSS_SECTION_ASM_OP): Likewise.
8745 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
8746 (ASM_DECLARE_OBJECT_NAME): Likewise.
8747 (UNIQUE_SECTION): Likewise.
8748 (EXTRA_SECTIONS): Likewise.
8749 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
8750 (ASM_OUTPUT_DESTRUCTOR): Likewise.
8751 (ASM_OUTPUT_DEF): Likewise.
8752 (HANDLE_SYSV_PRAGMA): Removed.
8753 (NO_IMPLICIT_EXTERN_C): Likewise.
8754 (TARGET_MEM_FUNCTIONS): Likewise.
8755 (STARTFILE_SPEC): Likewise.
8756 (ENDFILE_SPEC): Likewise.
8757 (LIB_SPEC): Likewise.
8758 (INVOKE__main): Likewise.
8759 (CTOR_LIST_BEGIN): Likewise.
8760 (CTOR_LIST_END): Likewise.
8761 (DTOR_LIST_BEGIN): Likewise.
8762 (DTOR_LIST_END): Likewise.
8763 (SET_ASM_OP): Likewise.
8764 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8765 (ASM_OUTPUT_DEF): Likewise.
8766 (ASM_OUTPUT_IDENT): Likewise.
8768 * config/mips/mips.h (ASM_SPEC): Undefine before define.
8769 (CPLUSPLUS_CPP_SPEC): Likewise.
8770 (ASM_APP_ON) Redefine only if not defined.
8771 (ASM_APP_OFF): Likewise.
8772 (ASM_OUTPUT_SOURCE_LINE): Likewise.
8773 (ASM_OUTPUT_IDENT): Likewise.
8775 * config.gcc: Update tm_file for Linux/mips.
8777 2001-08-08 Bernd Schmidt <bernds@redhat.com>
8779 * cselib.c (cselib_record_sets): If insn is predicated, turn
8780 sources into IF_THEN_ELSEs.
8782 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
8783 Turn into define_insn_and_split.
8785 * sched-deps.c: Include "cselib.h".
8786 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
8787 Use cselib to turn memory addresses into VALUEs.
8788 (sched_analyze): Call cselib_init/cselib_finish if necessary.
8789 * sched-int.h (struct sched_info): New member USE_CSELIB.
8790 * sched-ebb.c (ebb_sched_info): Initialize it.
8791 * sched-rgn.c (rgn_sched_info): Likewise.
8792 * Makefile.in (sched-deps.o): Update dependencies.
8794 * cselib.h (cselib_subst_to_values): Declare.
8795 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
8796 that have no value and autoincs to be handled by generating a new
8799 2001-08-08 Graham Stott <grahams@redhat.com>
8801 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
8802 within fixed length SEQUENCE.
8804 2001-08-08 Graham Stott <grahams@redhat.com>
8806 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
8807 (diagnostic_prefixing_rule): Likewise.
8808 (diagnostic_line_cutoff): Likewise.
8809 (diagnostic_kind_count): Likewise.
8811 2001-08-08 Graham Stott <grahams@redhat.com>
8813 * alias.c (find_base_decl): Delete redundent assignment.
8815 2001-08-08 Graham Stott <grahams@redhat.com>
8817 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
8818 (abs): Uppercase and paranthesize macro parameter.
8819 (MEM_DEPENDENCY): Add whitespace.
8821 2001-08-08 Graham Stott <grahams@redhat.com>
8823 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
8824 failure check for CONST_INT
8826 2001-08-08 Graham Stott <grahams@redhat.com>
8828 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
8829 (libcall_dead_p): Likewise.
8831 (mark_used_regs): Constify fmt.
8832 (find_use_as_address): Likewise.
8834 2001-08-08 Graham Stott <grahams@redhat.com>
8836 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
8839 2001-08-08 Graham Stott <grahams@redhat.com>
8841 * combine.c (combine_simplify_rtx): Update comment and
8842 remove erroneous test.
8844 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8846 * cppinit.c (cpp_finish): Pop the final buffer without comment.
8847 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
8848 take care to avoid multiple no-newline at EOF warnings in that
8851 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
8853 * calls.c (expand_call): Do not emit INSN_SETJMP note.
8854 (emit_library_call_value_1): Likewise.
8855 (emit_call_1): Emit REG_SETJMP note.
8856 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
8858 * cselib.c (cselib_process_insn): Likewise.
8859 * flow.c (propagate_block): Likewise.
8860 * loop.c (find_and_verify_loops): Likewise.
8861 * reload.c (find_equiv_regs): Likewise.
8862 * reload1.c (reload): Likewise.
8863 * resource.c (mark_referenced_resources,
8864 mark_set_resources): Likewise.
8865 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
8866 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
8867 * haifa-sched.c (unlink_other_notes): Likewise.
8868 (reemit_notes): Likewise.
8869 * sched-ebb.c (sched_ebb): Likewise.
8870 * sched-rgc.c (sched_region): Likewise.
8871 * rtl.c (note_insn_name): Likewise.
8872 (reg_note_name): Add REG_SETJMP
8873 * rtl.h (reg_note): Add REG_SETJMP.
8874 (insn_note): Remove NOTE_INSN_SETJMP.
8876 * profile.c (branch_prob): Add fake edges for setjmp.
8878 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
8880 * config.gcc: Quote target_cpu_default2 correctly for
8881 powerpc*-*-* targets.
8883 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
8885 * cpplib.h, line-map.h: Update comments.
8886 * cppmain.c (printer_init): Move inline.
8887 (maybe_print_line, print_line): Take a map pointer.
8888 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
8889 (cb_file_change): Don't use prior value of print.map.
8891 2001-08-07 David Edelsohn <edelsohn@gnu.org>
8893 * doc/install.texi: Document fine-grained multilib configuration.
8895 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
8897 * rtlanal.c (find_first_parameter_load): Call note_stores
8898 only on the instructions.
8900 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
8902 * alias.c (nonlocal_mentioned_p):
8903 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
8904 * calls.c (emit_call_1): Likewise.
8905 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
8906 * cselib.c (cselib_process_insn): Likewise.
8907 * df.c (df_insns_modify): Likewise.
8908 * flow.c (need_fake_edge_p): Likewise.
8909 (propagate_one_insn): Likewise.
8910 * haifa-sched.c (reemit_notes): Likewise.
8911 * integrate.c (copy_insn_list): Likewise.
8912 * jump.c (delete_prior_computation): Likewise.
8913 * local-alloc.c (validate_equiv_mem): Likewise.
8914 * loop.c (scan_loop): Likewise.
8915 * predict.c (estimate_probability): Likewise.
8916 * reload.c (reload): Likewise.
8917 * sched-deps (sched_analyze): Likewise.
8918 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
8919 * gcse.c (compute_hash_table): Likewise.
8920 (mark_call): Likewise.
8921 (store_killed_in_insn): Likewise.
8923 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
8925 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
8927 2001-08-06 Richard Henderson <rth@redhat.com>
8929 * varasm.c (assemble_gc_entry): Remove.
8930 * output.h: Likewise.
8932 2001-08-06 Richard Henderson <rth@redhat.com>
8934 * varasm.c (assemble_constructor): Take a symbol_ref and a
8935 priority instead of a bare string. Move priority handling
8936 here from cp/decl2.c.
8937 * output.h: Update decls.
8939 * c-decl.c (c_expand_body): Update calls to assemble_constructor
8940 and assemble_destructor.
8941 * profile.c (output_func_start_profiler): Likewise.
8942 * objc/objc-act.c (finish_objc): Likewise.
8943 (build_module_descriptor): Return the symbol not the symbol name.
8945 2001-08-06 David Edelsohn <edelsohn@gnu.org>
8947 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
8948 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
8949 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
8950 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
8951 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
8952 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
8954 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
8956 * cpperror.c (print_containing_files): Moved to line-map.c.
8957 (print_location): line-map.c handles re-listing or otherwise.
8958 * cpphash.h (struct lexer_state): Remove next_bol.
8959 (struct cpp_buffer): Remove include_stack_listed.
8960 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
8961 Remove faked buffer handling.
8962 (_cpp_do_file_change): Tweak.
8963 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
8964 * cppmain.c (struct printer): Remove filename.
8965 (print_line, cb_file_change): Update accordingly.
8966 * line-map.c: Include intl.h.
8967 (init_line_maps): Initialize last_listed.
8968 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
8969 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
8970 (print_containing_files): New.
8971 * line-map.h (struct line_maps): New member last_listed.
8972 (print_containing_files, INCLUDED_FROM): New.
8973 * Makefile.in: Update.
8974 * po/POTFILES.in: Add line-map.c.
8976 2001-08-06 Richard Henderson <rth@redhat.com>
8978 * except.c (convert_from_eh_region_ranges_1): Never mark
8979 USE or CLOBBER insns as throwing.
8981 * expr.c (store_constructor): Don't clobber memory targets.
8983 2001-08-06 Andreas Jaeger <aj@suse.de>
8985 * profile.c (branch_prob): Remove unused variable insn.
8987 * Makefile.in (local-alloc.o): Add dependency on except.h.
8989 * local-alloc.c: Include except.h for can_throw_internal prototype.
8991 2001-08-06 Richard Henderson <rth@redhat.com>
8993 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
8994 * function.c (expand_main_function): Implement it.
8995 * doc/tm.texi: Document it.
8997 2001-08-06 Stan Shebs <shebs@apple.com>
8999 * doc/install.texi: Document powerpc-*-darwin* details.
9001 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
9003 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
9004 (ASM_CPU_SPEC): Move back to rs6000.h
9005 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
9007 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
9009 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
9012 * config/rs6000/linux64.h: Ditto.
9014 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9015 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
9018 Remove accidently readded definitions of FUNCTION_PROLOGUE,
9019 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
9021 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
9024 2001-08-05 Richard Henderson <rth@redhat.com>
9026 * local-alloc.c (update_equiv_regs): Do not move insns that
9029 2001-08-05 Jan Hubicka <jh@suse.cz>
9031 * Makefile.in (reload1.o): Add dedendancy on except.h
9032 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
9034 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
9035 indicating wehther edges has been cleaned up.
9036 * reload1.c: Inlucde except.h
9037 (fixup_abnormal_edges): Accept deleted insns.
9038 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
9041 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
9043 * cpplib.c (do_line): Correct line number after pop_buffer.
9045 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9047 PR preprocessor/3824
9048 * line-map.c: Update comments.
9049 * line-map.h: Update comments.
9050 * tradcif.y: Don't consider large numbers unsigned.
9052 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
9054 PR preprocessor/3081
9055 * c-lex.c (map): New.
9056 (cb_file_change): Update map and use it.
9057 (cb_def_pragma, cb_define, cb_undef): Use map and line.
9058 (c_lex): Update to use map.
9059 * cpperror.c (print_location): Move to using logical line numbers.
9060 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
9061 (cpp_make_system_header): Similarly.
9062 (_cpp_execute_include): Stop line numbering hacks. Store the
9063 line we will return to.
9064 * cpphash.h (CPP_BUF_LINE): Remove.
9065 (struct cpp_buffer): Remove lineno and pseudo_newlines.
9066 Add map and return_to_line.
9067 (_cpp_do_file_change): Update.
9068 * cppinit.c (cpp_start_read): Update line kludge.
9069 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
9070 (trigraph_ok): Use logical line numbers for diagnostics.
9071 (skip_block_comment): Likewise.
9072 (skip_whitespace): Likewise.
9073 (skip_line_comment): Use pfile->line instead.
9074 (_cpp_lex_token): Update to use logical line numbering exclusively.
9075 Handle BOL locally. Accept new lines in directives, but keep
9076 pfile->line decremented. Diagnostics use logical lines. Update
9078 * cpplib.c (SEEN_EOL): New.
9079 (skip_rest_of_line, check_eol): Use it.
9080 (end_directive): Increase line number when accepting the newline
9081 at the end of a directive.
9082 (run_directive): Simplify.
9083 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
9084 (_cpp_do_file_change): Update to take buffer line number as an
9085 argument, and store the current map in the cpp_reader. Remove
9086 line number kludges.
9087 (_cpp_do__Pragma): Restore output position after a _Pragma.
9088 (cpp_push_buffer): Don't set output line or lineno.
9089 (_cpp_pop_buffer): Transfer more info from a faked buffer.
9090 Remove line kludge. Set output_line.
9091 * cppmacro.c (builtin_macro): Update handling of __LINE__.
9092 (parse_arg): Use logical lines.
9093 (save_lookahead_token): Save EOFs too now.
9094 * cppmain.c (struct printer): Fix comments.
9095 (printer_init): Simplify, let caller do errors.
9096 (scan_translation_unit, check_multiline_token, dump_macro): Update.
9097 (maybe_print_line): Simplify.
9098 (print_line): Don't print a linemarker if -P.
9099 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
9100 (cb_file_change): Simplify.
9101 * line-map.h (LAST_SOURCE_LINE): Fix.
9102 (CURRENT_LINE_MAP): New.
9104 2001-08-05 Bernd Schmidt <bernds@redhat.com>
9106 * doloop.c (doloop_modify_runtime): Properly compute number of
9107 iterations if loop was unrolled.
9109 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
9110 if their CSELIB_VAL_PTRs are.
9112 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
9113 (setup_spill_pointers): Initialize it.
9114 (spill_restore_mem): Set it.
9115 (do_spill, do_restore): Use it to add REG_INC note.
9116 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
9118 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
9119 asms if other insns are available.
9121 * config/ia64/ia64.c (condop_operator): New predicate.
9122 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
9123 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
9126 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
9127 temporary register than directly using a MEM.
9129 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9131 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
9132 parameter in last change.
9134 2001-08-04 Zack Weinberg <zackw@panix.com>
9136 * sparc.md: Don't use #if inside C test expression.
9138 2001-08-04 Richard Henderson <rth@redhat.com>
9140 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
9142 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
9144 * cpphash.h (struct cpp_reader): New member directive_line.
9145 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
9146 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
9147 do_pragma): Pass line to callbacks.
9148 (start_directive): Record line of directive.
9149 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
9150 cb_include): Similarly.
9151 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
9154 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9156 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
9159 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9161 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
9163 * reload1.c (fixup_abnormal_edges): New static function.
9166 * flow.c (need_fake_edge_p): New function.
9167 (flow_call_edges_add): Fix handling of noreturn and sibling calls;
9168 avoid call insn to be very last insn in the insn stream.
9170 * profile.c (branch_prob): Call flow_call_edges_add instead of
9171 doing that by hand; cleanup cfg to re-merge basic blocks once
9174 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9176 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
9177 are also on line-map.h.
9178 * cppfiles.c (stack_include_file): Update.
9179 * cpphash.h (struct cpp_buffer): New member return_at_eof.
9180 (_cpp_pop_buffer): New.
9181 * cppinit.c (cpp_destroy, cpp_finish): Update.
9182 (do_includes): Mark each buffer to return at EOF.
9183 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
9184 return as requested.
9185 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
9186 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
9187 * cpplib.h (cpp_pop_buffer): Remove.
9188 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
9189 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
9191 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
9193 (do_preprocessing): Update.
9194 * fix-header.c (read_scan_file): Update. No need to pop buffers.
9195 * c-parse.in (_yylex): Similarly.
9196 * scan-decls.c (scan_decls): Similarly.
9197 * line-map.h: Update comments.
9199 * objc/Make-lang.in (objc-act.o): Update dependencies.
9201 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9203 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
9204 and soft register for operand 0.
9205 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
9207 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9209 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
9210 register for operand 0.
9211 ("bitcmpqi_z_used"): Allow memory for operand 0.
9212 (split "bitcmpqi"): New split to handle address reg as operand 1.
9214 2001-08-04 Andreas Jaeger <aj@suse.de>
9216 * gcse.c: Revert Daniel's last patch.
9218 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9220 * sparc-protos.h: Add prototypes for fp_zero_operand and
9222 * sh-protos.h: Add prototype for fpul_operand.
9224 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
9226 * doc/extend.texi (Other Builtins): Fix typo in last change.
9228 2001-08-03 Richard Henderson <rth@redhat.com>
9230 * target.h (gcc_target): Add asm_out.named_section,
9231 section_type_flags, have_named_sections.
9232 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
9233 (TARGET_HAVE_NAMED_SECTIONS): New.
9234 (TARGET_SECTION_TYPE_FLAGS): New.
9236 * Makefile.in (toplev.o): Depend on TARGET_H.
9237 (varasm.o, dbxout.o): Likewise.
9238 * c-common.c (decl_attributes): Check targetm.have_named_sections
9239 instead of ifdef ASM_OUTPUT_SECTION_NAME.
9240 * dbxout.c (dbxout_function_decl): Likewise.
9241 (dbxout_function_end): Likewise.
9242 * toplev.c (compile_file): Likewise.
9243 * varasm.c (exception_section): Likewise.
9244 * cp/decl2.c (finish_objects): Likewise.
9246 * defaults.h (EH_FRAME_SECTION): Remove.
9247 (EH_FRAME_SECTION_ASM_OP): Remove.
9248 (EH_FRAME_SECTION_NAME): New.
9249 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
9250 (UNIQUE_SECTION_P): Remove.
9251 * dwarf2out.c (SECTION_FORMAT): Remove.
9252 (ASM_OUTPUT_SECTION): Remove.
9253 (output_call_frame_info): Use named_section_flags.
9254 (output_comp_unit, dwarf2out_start_source_file): Likewise.
9255 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
9256 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
9257 * varasm.c (in_eh_frame, eh_frame_section): Remove.
9258 (named_section_flags): New.
9259 (named_section): Use it and targetm.section_type_flags.
9260 (resolve_unique_section): New.
9261 (assemble_start_function): Use it.
9262 (asm_emit_uninitialised, assemble_variable): Likewise.
9263 (default_section_type_flags): New.
9264 (default_no_named_section, default_elf_asm_named_section): New.
9265 (default_coff_asm_named_section, default_pe_asm_named_section): New.
9266 * output.h: Update varasm.c decls.
9267 (SECTION_*): New flags.
9269 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
9270 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
9272 * config/elfos.h (UNIQUE_SECTION_P): Remove.
9273 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
9274 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
9275 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9276 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
9277 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
9278 * config/mips/elf.h, config/mips/elf64.h: Likewise.
9279 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
9280 * config/pa/pa64-hpux.h,
9282 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
9283 (TARGET_ASM_NAMED_SECTION): New.
9284 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
9285 * config/alpha/vms.h, config/arm/coff.h: Likewise.
9286 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
9287 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
9288 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
9289 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
9290 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
9291 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
9292 * config/i386/sco5.h, config/i386/win32.h: Likewise.
9293 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
9294 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
9295 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
9296 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
9297 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
9298 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
9299 * config/sparc/sysv4.h: Likewise.
9301 * config/nextstep.h: Error until named sections implemented.
9303 * config/a29k/a29k.c (a29k_asm_named_section): New.
9304 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
9305 (vms_section_type_flags, vms_asm_named_section): New.
9306 * config/arm/arm.c (arm_elf_asm_named_section): New.
9307 * config/avr/avr.c (asm_output_section_name): Remove.
9308 * config/avr/avr-protos.h: Update.
9309 * config/c4x/c4x.c (c4x_asm_named_section): New.
9310 * config/h8300/h8300.c (h8300_asm_named_section): New.
9311 * config/i386/i386.c (sco_asm_named_section): New.
9312 * config/i386/winnt.c (SECTION_PE_SHARED): New.
9313 (i386_pe_section_type_flags): New.
9314 (i386_pe_asm_named_section): New.
9315 * config/i386/i386-protos.h: Update.
9316 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
9317 * config/mcore/mcore.c (mcore_asm_named_section): New.
9318 * config/mips/mips.c (iris6_asm_named_section): New.
9319 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
9320 instead of UNIQUE_SECTION_P.
9321 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
9322 (xcoff_asm_named_section): New.
9323 * config/sh/sh.c (sh_asm_named_section): New.
9324 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
9326 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
9327 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
9328 (EH_FRAME_SECTION_NAME): New.
9329 (EXCEPTION_SECTION): New.
9330 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
9331 (DEBUG_*_SECTION): Remove.
9332 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
9333 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
9334 (EH_FRAME_SECTION_ASM_OP): Remove.
9336 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
9337 (ASM_OUTPUT_SECTION_NAME): Remove.
9338 (TARGET_ASM_NAMED_SECTION): New.
9339 (TARGET_HAVE_NAMED_SECTIONS): New.
9340 (TARGET_SECTION_TYPE_FLAGS): New.
9341 (EH_FRAME_SECTION_ASM_OP): Remove.
9342 (EH_FRAME_SECTION_NAME): New.
9344 2001-08-03 Zack Weinberg <zackw@stanford.edu>
9346 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
9347 for complex expressions when cfun == 0.
9348 * doc/extend.texi: Document that __builtin_constant_p can be
9349 used in data initializers as well as functions.
9351 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
9353 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
9354 variable I locally, instead of expecting a declaration in the
9357 2001-08-03 Richard Henderson <rth@redhat.com>
9359 * except.c (collect_one_action_chain): Add an explicit cleanup
9360 action if regions surrounding a catch were encoded entirely
9361 within the call-site entry.
9363 2001-08-03 Richard Henderson <rth@redhat.com>
9365 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
9366 don't take REGNO of a non-register.
9368 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9370 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
9371 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
9372 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
9373 (__gthread_mutex_init_function): New function for mutex initialization.
9375 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9377 * Makefile.in: Revert screwed up commit.
9379 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9381 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
9382 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
9383 merged by linker script to get a final _exit().
9384 (__do_global_dtors): New for destructor handling in specific exit
9386 (__do_global_ctors): New for constructors in specific install section.
9387 (__map_data_section): Map data sections before running constructors.
9388 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
9389 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
9390 (DTORS_SECTION_ASM_OP): Likewise.
9391 (CTORS_SECTION_FUNCTION): Define to force a reference to
9393 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
9395 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9397 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
9399 * Makefile.in: Add df.h to gcse.c dependencies.
9401 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
9403 * varasm.c (output_constant_def_contents): Use for the length of a
9404 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
9405 depending on which is larger.
9407 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
9409 * gcse.c: Include df.h for use as a dataflow analyzer.
9411 Declaration of reg_set_info: gone.
9412 New df_analyzer variable used by store motion.
9413 (reg_set_info): Deleted.
9414 (mark_mem_regs): New function, analyze regs used by a mem.
9415 (store_ops_ok): Use dataflow analyzer results to determine if
9416 necessary regs are changed in the block.
9417 (find_moveable_store): Remove check for symbol ref, we can handle
9418 much more complex expressions now.
9419 (compute_store_table): Remove most of the code, it's unnecessary
9420 now that the dataflow analyzer records the info for us.
9421 (store_killed_after): Add parameter to say whether to do the
9422 store_ops_okay test, used to speed up testing when we already know
9423 the answer, and just want to know if the store itself was killed.
9424 (build_store_vector): Largely rewritten to calculate the various
9425 vectors properly, and somewhat optimized.
9426 (store_motion): Init the df_analyzer, get REG_DEF chains.
9427 Also handle trapping expressions (since mems almost always trap)
9428 (simple_mem): Redefine what a simple mem is.
9430 2001-08-03 DJ Delorie <dj@redhat.com>
9432 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
9433 set from a constant part of the condition.
9435 2001-08-01 Andrew Cagney <ac131313@redhat.com>
9437 * mkdeps.c (deps_add_default_target): Make local variable
9438 ``start'' a const char pointer.
9439 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
9441 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9443 * doc/install.texi (Configuration): Fix markup.
9444 (Specific, i?86-*-udk): Likewise.
9445 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
9447 Document --enable-threads and --enable-libgcj status.
9448 (Specific, mips-sgi-irix*): Canonicalize triples.
9449 (Specific, mips-sgi-irix5): Warn about problems with this config.
9450 Mention required GNU as patch.
9451 Native assembler problems are fixed.
9452 (Specific, mips-sgi-irix6): Update O32 ABI support status.
9453 Document --enable-threads and --enable-libgcj status.
9455 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9457 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
9460 2001-08-03 Richard Henderson <rth@redhat.com>
9462 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
9465 2001-08-03 Richard Henderson <rth@redhat.com>
9467 * rtlanal.c (find_first_parameter_load): Stop if we
9468 reach a CODE_LABEL at BOUNDARY.
9470 2001-08-03 Richard Henderson <rth@redhat.com>
9472 * config/alpha/alpha.md (force_movdi): New insn.
9473 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
9474 Tweek FRP marking of VMS prologue insns.
9475 * config/alpha/vms.h (EPILOGUE_USES): New.
9477 2001-08-02 Richard Henderson <rth@redhat.com>
9479 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
9481 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9483 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
9484 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
9485 config/convex/convex.h, config/d30v/d30v.c,
9486 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
9487 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
9488 config/mips/mips.h, config/mn10200/mn10200.h,
9489 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
9490 config/v850/v850.h, config/vax/openbsd.h,
9491 config/vax/openbsd1.h, config/vax/ultrix.h,
9492 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
9493 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
9494 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
9495 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
9496 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
9497 in comments and documentation.
9499 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9503 * Makefile.in (line-map.o): New.
9504 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
9505 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
9506 * cpperror.c (print_containing_files): Similarly.
9507 (print_location): Update. Don't output a space before _Pragma.
9508 * cppfiles.c (stack_include_file): Set to line 1 immediately.
9509 (stack_include_filee, cpp_make_system_header): Update.
9510 (_cpp_execute_include): Get logical line number right for calling
9511 as-yet-unterminated #include.
9512 * cpphash.h (struct cpp_reader): Add line_maps.
9513 (_cpp_do_file_change): Update.
9514 * cppinit.c (cpp_create_reader): Initialize line maps.
9515 (cpp_destroy): Destroy line maps.
9516 (cpp_start_read): Get logical line number right.
9517 * cpplex.c (parse_string): Only warn once for multi-line strings.
9518 Use boolean variable for null warning.
9519 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
9521 (do_include_common): End the directive early.
9522 (do_line): Don't warn about out-of-range lines in preprocessed
9523 source. Update. Remove unused variables.
9524 (_cpp_do_file_change): Update for new line mapping.
9525 (pragma_cb): New typedef.
9526 (cpp_register_pragma): Stop looking ahead before calling the
9528 (do_pragma_system_header): End directive early.
9529 (cpp_get_line_maps): New.
9530 (cpp_pop_buffer): Fudge logical line. Update.
9531 * cpplib.h: Include line-map.h
9532 (enum cpp_fc_reason): Remove.
9533 (struct cpp_file_change): Update.
9534 (cpp_get_line_maps): New.
9535 * cppmain.c (struct_printer): New member map.
9536 (cb_file_change): Update for new mappings.
9537 * fix-header.c (cb_file_change): Similarly.
9539 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9541 * Makefile.in (libgcc.mk): Define mkinstalldirs.
9542 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
9544 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
9546 * config/vax/vax.c: include expr.h.
9548 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
9550 * Makefile.in ($(srcdir)/configure): Only rebuild in
9552 ($(srcdir)/config.in): Only define in maintainer mode.
9553 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
9555 2001-08-02 David Edelsohn <edelsohn@gnu.org>
9557 * doc/install.texi (Install GCC: Binaries): Update Bull info.
9559 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9561 * gcc.c (set_collect_gcc_options): New function, split out from
9563 Ignore elided switches.
9564 (do_spec_1): Invoke before executing command.
9565 (set_input): Export.
9566 Move declaration ...
9567 * gcc.h (set_input): ... here.
9568 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
9571 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
9574 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
9576 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
9578 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
9580 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
9581 for the unnamed instructions it expands to.
9583 2001-08-02 Richard Henderson <rth@redhat.com>
9585 * regclass.c (call_really_used_regs): Conditionally define.
9586 (init_reg_sets_1): Don't use it if not defined.
9587 (fix_register): Similarly, don't set it.
9589 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9591 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
9592 Correct comment that had been missed in the previous change.
9594 2001-08-01 Stan Shebs <shebs@apple.com>
9596 * config/darwin.c (machopic_stub_name): Try matching by name.
9597 (update_stubs): New function.
9598 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
9601 2001-08-01 Richard Henderson <rth@redhat.com>
9603 * except.c (output_function_exception_table): Use assemble_align.
9604 * varasm.c (assemble_eh_label): Remove.
9605 (assemble_eh_align, assemble_eh_integer): Remove.
9607 2001-08-01 Robert Lipe <robertl@caldera.com>
9609 * dwarfout.c: Remove reference to README.DWARF.
9611 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
9613 * regclass.c (call_really_used_regs): New array for registers which
9614 are actually used by a call.
9615 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
9617 (fix_register): Set call_really_used too.
9618 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
9619 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
9621 2001-08-01 Richard Henderson <rth@redhat.com>
9623 * read-rtl.c (read_name): Consider \r whitespace.
9625 2001-07-11 Andrew Cagney <ac131313@redhat.com>
9627 * config.gcc: Recognize powerpc-*-netbsd*.
9629 * doc/install.texi (Host/target specific installation notes for
9630 GCC): Mention powerpc-*-netbsd*.
9632 * config/rs6000/netbsd.h: New file.
9633 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
9634 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
9635 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
9636 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
9637 (TARGET_VERSION): Redefine.
9639 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
9640 mcall-netbsd as a match for mcall-sysv.
9641 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
9642 (ncrti.S, ncrtn.S): New targets.
9643 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
9645 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
9646 "netbsd' as a V4 ABI.
9647 (ASM_SPEC): Check for -mcall-netbsd.
9648 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
9649 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
9650 (LIB_SPEC, ENDFILE_SPEC): Ditto.
9651 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
9652 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
9653 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
9654 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
9656 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
9657 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
9659 2001-08-01 Mark Kettenis <kettenis@gnu.org>
9661 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
9662 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
9663 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
9664 including "unwind-pe.h".
9666 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9668 * rs6000.md (define_splits): Kill unused constraints.
9670 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
9671 Jan Hubicka <jh@suse.cz>
9673 * function.c (thread_prologue_and_epilogue_insns): Kill code
9674 dealing with non-existent CFG.
9676 2001-08-01 Kazu Hirata <kazu@hxi.com>
9678 * alias.c: Fix comment formatting.
9679 * bitmap.c: Likewise.
9680 * builtins.c: Likewise.
9681 * calls.c: Likewise.
9682 * c-common.c: Likewise.
9683 * c-decl.c: Likewise.
9684 * c-dump.c: Likewise.
9685 * c-lex.c: Likewise.
9686 * collect2.c: Likewise.
9687 * combine.c: Likewise.
9688 * conflict.c: Likewise.
9689 * cppfiles.c: Likewise.
9690 * cppinit.c: Likewise.
9691 * cpplex.c: Likewise.
9692 * cpplib.c: Likewise.
9693 * cppmacro.c: Likewise.
9694 * cppspec.c: Likewise.
9695 * c-pragma.c: Likewise.
9696 * crtstuff.c: Likewise.
9698 * cselib.c: Likewise.
9699 * c-semantics.c: Likewise.
9700 * c-typeck.c: Likewise.
9702 2001-08-01 H.J. Lu <hjl@gnu.org>
9704 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
9706 2001-08-01 H.J. Lu <hjl@gnu.org>
9708 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
9710 2001-08-01 Ziemowit Laski <zlaski@apple.com>
9712 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
9713 contextualizing Objective-C class name lookup by the lexer.
9714 (typespec_reserved_nonattr): Disable ObjC class name lookup after
9716 (protocoldef): Add support for forward @protocol declarations.
9717 (yylexname): Suppress ObjC class name lookup in certain contexts;
9718 re-enable after lookup is complete.
9719 (_yylex): Re-enable ObjC class name lookup when certain
9720 punctuation marks are seen.
9722 * objc/objc-act.c (check_protocol_recursively): New function used
9723 for finding circular dependencies in protocols.
9724 (objc_declare_protocols): New function for handling forward
9725 @protocol declarations.
9726 (receiver_is_class_object): Detect the case when 'self' is used
9727 inside of a class method.
9728 (build_message_expr): Issue a warning if class method is desired
9729 but instance method is found instead.
9730 (conforms_to_protocol): Streamline.
9731 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
9732 protocol Foo, even if 'Bar foo' does not.
9733 (check_protocols): Streamline.
9734 (start_protocol): Add checks for circular and duplicate protocol
9736 (encode_aggregate_within): For typedefs of structs, encode the
9738 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
9739 (objc_declare_protocols): New prototype.
9741 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9743 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
9744 * cpplex.c (handle_newline): Update prototype. Maintain logical
9746 (skip_escaped_newlines, skip_block_comment, parse_string):
9748 (_cpp_lex_token): Update, and store token position within the token.
9749 * cpplib.h (struct cpp_token): Add line and column entries.
9750 * cppmacro.c (replace_args): Position stringified tokens correctly.
9752 2001-08-01 Andreas Jaeger <aj@suse.de>
9754 * basic-block.h: Add prototype for last_loop_beg_note.
9756 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
9758 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
9759 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
9761 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
9762 while handling WITH_CLEANUP_EXPR node. Use second operand calling
9763 expand_decl_cleanup.
9764 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
9766 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
9767 operand while calling simple_cst_equal.
9768 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
9769 operand is the cleanup expression, the third is the RTL_EXPR.
9770 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
9772 2001-07-31 Jeff Sturm <jsturm@one-point.com>
9774 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
9776 2001-07-31 matthew green <mrg@eterna.com.au>
9778 * config.gcc (i386-*-netbsdelf): New description.
9779 * config/i386/netbsd-elf.h: New file.
9781 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
9783 * loop.c (check_dbra_loop): Use single_set to compute
9786 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
9788 PowerPC reorg and support for powerpc64-*-linux*.
9790 Also fixes emitting of constants on 32 bit and 64 bit
9793 * config.gcc: powerpc64-*-linux* is a new target.
9794 Things that needed aix.h now also include xcoff.h
9796 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
9798 Move AIX specific stuff into aix.h.
9799 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
9800 with more than just XCOFF now.
9801 (SET_ASM_OP): Remove, now defined where needed.
9802 (FUNCTION_PROLOGUE): New macro definition.
9803 (FUNCTION_EPILOGUE): New macro definition.
9804 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
9806 * config/rs6000/xcoff.h: New file.
9808 * config/rs6000/linux64.h: New file.
9810 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
9812 2001-07-31 Alan Modra <amodra@bigpond.net.au>
9814 * rs6000.c (print_operand_address): Handle ELF syntax.
9815 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
9816 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
9817 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
9819 2001-07-31 David Edelsohn <edelsohn@gnu.org>
9821 * rs6000.c (rs6000_override_options): Only disable
9822 flag_function_sections for XCOFF.
9823 (exact_log2_cint_operand): New predicate.
9824 (reg_or_{add,sub}_cint64_operand): New predicates.
9825 (add_operand): Compare CONST_INT with fewer function calls.
9826 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
9827 (print_operand, case 'p'): Ensure positive operand.
9828 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
9829 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
9830 (PREDICATE_CODES): Add new predicates.
9831 * rs6000.md (addsi3): Split 32-bit constants more correctly.
9832 (divsi3, modsi3): Ensure positive power-of-2.
9833 (adddi3): Use new predicate. Split 32-bit constants more
9834 correctly. Re-arrange splitter to handle any constant.
9835 (subdi3): Use new predicate.
9836 (divdi3, moddi3): Ensure positive power-of-2.
9837 (movdi): Use rs6000_emit_set_const.
9838 (load_toc_v4_pic_di): Delete.
9840 2001-07-31 Graham Stott <grahams@redhat.com>
9842 * function.c (pad_below): Revert 2001-07-26 patch.
9844 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
9846 * reg-stack (convert_regs_1): Fix best edge condition.
9848 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9850 * jump.c (duplicate_loop_exit_test): Better test for jumps
9851 entering the loop; create loop pre_header.
9853 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
9855 * doc/install.texi: Add s390 and s390x as new targets.
9856 * doc/invoke.texi: Add documentation of S/390 and zSeries
9858 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
9860 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9862 * config/m68k/m68k.md: Replace all general_operand with
9863 nonimmediate_operand for all destinations.
9864 * config/m68k/m68k.c (not_sp_operand): Likewise.
9866 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
9868 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
9870 2001-07-30 Richard Henderson <rth@redhat.com>
9872 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
9873 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
9875 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
9877 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
9878 Add missing doc strings
9879 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
9880 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
9882 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
9884 * i386.c (ix86_output_main_function_alignment_hack): New function.
9885 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
9887 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
9888 edges by EDGE_DFS_BACK flag.
9889 (dump_edge_info): Add dfs_back flag.
9890 * basic-block.h (EDGE_DFS_BACK): New constant.
9891 (mark_dfs_back_edges): Declare.
9892 * alias.c (loop_p): Remove.
9893 (mark_constant_function): Use mark_dfs_back_edges.
9895 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
9896 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
9897 (compensate_edge): Break out from ...
9898 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
9899 (convert_regs_2): Set block_done once block is really done;
9900 Do updating of the predecesors counts.
9902 * toplev.c (rest_of_compilation): Recompute block_for_insn
9903 before post-reload cfg_cleanup.
9904 * function.c (thread_prologue_epilogue_insns):
9905 Call set_block_for_new_insns when emitting prologue directly.
9907 2001-07-30 Andreas Jaeger <aj@suse.de>
9909 * jump.c: Add prototype for mark_modified_reg.
9911 * cse.c (set_live_p): Add unused attribute.
9913 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
9915 (scan_for_source_files): Use long for count to avoid overflow.
9916 (output_data): Likewise.
9917 (output_data): Don't use string concatatenation to silence gcc
9920 * predict.c: Fix typos and grammar.
9922 * gcse.c (insert_insn_end_bb): Remove unused variables.
9924 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
9926 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
9927 (attempt_auto_inc): LIkewise.
9928 (mark_used_reg): Likewise.
9929 (try_pre_increment_1): Likewise.
9930 * regclass.c (regclass): Likewise.
9931 * global.c (allocno_compare): Update comment; change scaling factor.
9932 * local-alloc.c (QTY_CMP_PRI): Likewise.
9933 * regs.h (REG_FREQ_FROM_BB): New.
9934 (REG_FREQ_MAX): Likewise.
9936 2001-07-30 H.J. Lu <hjl@gnu.org>
9938 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
9941 2001-07-30 H.J. Lu (hjl@gnu.org)
9943 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
9944 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
9945 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
9947 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
9949 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
9950 as -mthumb-interwork when -mcpu=arm7 is specified.
9952 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
9954 * predict.def (noreturn, loop branch, loop exit): Mark as first
9957 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
9959 * combine.c (try_combine): Avoid barrier after noop jumps.
9961 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9963 * cpphash.h (struct cpp_reader): Remove import_warning.
9964 * cpplib.c (skip_rest_of_line): Don't bother turning off
9966 (parse_include): Move include handling to...
9967 (do_include_common): ... here. Move import warning from...
9968 (do_import): ... here.
9969 (do_pragma_poison): Don't do a callback for poison identifiers.
9970 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
9971 * cppmain.c (setup_callbacks): Similarly.
9973 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
9975 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
9976 handle multiple sets.
9977 * except.c (sjlj_mark_call_sites): .... here.
9978 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
9980 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
9982 Suggested by Richard Henderson and Richard Kenner:
9983 * combine.c (recog_for_combine): Use the fake recog
9984 only if instruction does not match.
9985 * rtl.h (NOOP_MOVE_INSN_CODE): New.
9986 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
9988 * combine.c (try_combine): Discover noop jump as direct jump.
9990 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
9992 * df.c (df_rd_global_compute): Add successors to worklist, not
9994 (df_ru_global_compute): Ditto.
9996 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
9998 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
9999 increment REG_N_SETS.
10001 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
10003 * sbitmap.h: New prototype for sbitmap_a_xor_b.
10005 * sbitmap.c (sbitmap_a_xor_b): New function.
10006 ifdef the basic block stuff on IN_GCC.
10008 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10010 * cppexp.c (parse_defined): Always record the macro name.
10011 (lex): Don't worry about identifiers, or special-case
10013 (_cpp_parse_expr): Figure out at the end of the routine
10014 whether we saw a valid !defined() expression.
10015 * cppfiles.c (stack_include_file): Update for mi_valid.
10016 (_cpp_pop_file_buffer): Similarly.
10017 * cpplex.c (_cpp_lex_token): Similarly.
10018 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
10019 mi_if_not_defined, mi_lexed): Remove.
10021 * cpplib.c (do_if): Simplify.
10022 (do_endif, push_conditional, _cpp_handle_directive): Update
10023 for renaming of mi_state to mi_valid.
10025 * cpp.texi: Add index entries for digraphs, and add comment
10026 that C++ refers to them as alternative tokens.
10028 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
10030 * basic-block.h (CLEANUP_PRE_LOOP): New.
10031 * except.c (finish_eh_generation): Update call of cleanup_cfg.
10032 * sibcall.c (optimize_sibling_calls): Likewise.
10033 * toplev.c (rest_of_compilation): Likewise.
10034 * flow.c (try_forward_edges): Take argument MODE;
10035 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
10036 (try_optimize_cfg): Update call of try_forward_edges.
10038 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10039 Jan Hubicka <jh@suse.cz>
10041 * (validate_replace_rtx_1): Fix simplification of MINUS.
10043 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
10045 PR preprocessor/3669
10046 * cppinit.c (init_dependency_output): Turn off dump requests
10047 if sending dependencies to stdout.
10049 2001-07-28 Richard Henderson <rth@redhat.com>
10051 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
10054 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
10056 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
10058 2001-07-28 Kazu Hirata <kazu@hxi.com>
10060 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
10061 is VAR_DECL first to prevent an ICE.
10063 2001-07-28 Richard Henderson <rth@redhat.com>
10065 * varasm.c (immed_real_const_1): Don't elide special cases for
10067 (clear_const_double_mem): Clear const_tiny_rtx too.
10069 2001-07-28 Richard Henderson <rth@redhat.com>
10071 * dwarf2out.c (dw_val_class_offset): New.
10072 (struct dw_ranges_struct, dw_ranges_ref): New.
10073 (ranges_table, ranges_table_allocated): New.
10074 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
10075 (add_AT_offset, add_ranges, output_ranges): New.
10076 (print_die, output_die): Handle dw_val_class_offset.
10077 (attr_checksum, size_of_die, value_format): Likewise.
10078 (gen_lexical_block_die): Handle non-contiguous blocks.
10079 (gen_block_die): Likewise.
10080 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
10081 if needed. Dump the ranges table.
10082 * final.c (final_start_function): Remove unnecessary notes and
10083 rebuild the block tree before numbering the blocks.
10084 * function.c (reorder_blocks_0): Walk the existing block tree
10085 to unmark all blocks.
10086 (reorder_blocks_1): Create block fragments when duplicate block
10088 (reorder_fix_fragments): New.
10089 (reorder_blocks): Call it.
10090 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
10092 2001-07-28 Richard Henderson <rth@redhat.com>
10094 * emit-rtl.c (adjust_address): Make a copy of the memory address.
10096 2001-07-28 Richard Henderson <rth@redhat.com>
10098 * flow.c (add_to_mem_set_list): New function.
10099 (init_propagate_block_info): Use it.
10100 (mark_set_1): Likewise.
10101 (insn_dead_p): Canonicalize memory address for dead store
10102 comparison. Allow wider mode stores to kill narrower mode stores.
10103 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
10104 (invalidate_mems_from_set): Don't handle MEMs.
10106 2001-07-28 Kazu Hirata <kazu@hxi.com>
10108 * config/h8300/h8300.h: Fix formatting.
10110 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10112 * basic-block.h (EDGE_FREQUENCY): New macro.
10113 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
10115 * flow.c (find_sub_basic_blocks): Likewise.
10116 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
10117 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
10119 * predict.c (DEF_PREDICTOR): New argument FLAGS.
10120 (HITRATE): New macro.
10121 (PRED_FLAG_FIRST_MATCH): New constant.
10122 (predictor_info): New field flgags.
10123 (combine_predictions_for_insn): Use DS theory to combine
10124 probabilities; set the edge probabilities when finished.
10125 (estimate_probability): Avoid duplicated matches
10126 of LOOP_BRANCH heuristics for nested loops; update comment.
10127 * predict.def: Add flags for each prediction, set probabilities
10128 according to B&L paper.
10129 * predict.h (DEF_PREDICTOR): New argument FLAGS.
10131 * profile.c (compute_branch_probabilities): Cleanup way the edge
10132 probabilities are computed and REG_BR_PROB notes are dropped; if
10133 values does not match, emit error.
10134 (init_branch_prob): Do error instead of warning when profile driven
10135 feedback is missing or corrupt.
10137 2001-07-27 DJ Delorie <dj@redhat.com>
10139 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
10140 against a constant, try to adjust the compare to have the desired
10141 constant in it so that min/max optimizations happen more often.
10143 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10145 * flow.c (last_loop_beg_note): New function.
10146 (redirect_edge_and_branch): Use it.
10147 (split_edge): Likewise.
10149 * alias.c (loop_p): Avoid uninitialized memory access.
10151 * flow.c (try_forward_edges): Avoid accessing freed memory.
10153 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
10156 2001-07-26 Andrew Haley <aph@redhat.com>
10157 Joern Rennecke <amylaar@redhat.com>
10159 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
10160 (SUBTARGET_CPP_ENDIAN_SPEC): New.
10161 (SUBTARGET_CPP_SPEC): New.
10162 (CPP_SPEC): Remove.
10163 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
10164 (SUBTARGET_CPP_PTR_SPEC): New.
10165 (CPP_DEFAULT_CPU_SPEC): New.
10166 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
10167 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10168 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
10169 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
10170 (SUBTARGET_CPP_SPEC): Define as an empty string.
10172 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10174 * doc/install.texi (Configuration): Properly link the host
10175 specific instructions also when generating HTML.
10177 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
10179 * flow.c (redirect_edge_and_branch_force): Test
10180 target->global_live_at_start.
10182 2001-07-26 Richard Henderson <rth@redhat.com>
10184 * simplify-rtx.c (avoid_constant_pool_reference): Export.
10185 * rtl.h (avoid_constant_pool_reference): Declare it.
10186 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
10187 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
10189 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
10191 * rtl.h (cleanup_barriers): Declare.
10192 * jump.c (cleanup_barriers): New function.
10193 * toplev.c (rest_of_compilation): Call cleanup_barriers
10194 before loop optimizer and after bb_reorder.
10196 * flow.c (back_edge_of_syntactic_loop_p): New.
10197 (split_edge): Use it.
10199 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10201 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
10203 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
10205 * cse.c (cse_process_notes): Replace any registers if the address
10208 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
10210 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
10211 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
10212 (propagate_block): Update prototype.
10213 * flow.c (update_life_info): Simplify the CFG and
10214 recalculate the global regs which are alive when
10215 removing dead code during a global update.
10216 (propagate_block): Return non-zero if an INSN is
10219 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10221 * Makefile.in (LIBICONV): Define.
10223 2001-07-26 Catherine Moore <clm@redhat.com>
10225 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
10226 of conditional to avoid tree checking errors.
10228 2001-07-26 Kazu Hirata <kazu@hxi.com>
10230 * regmove.c (regmove_optimize): Don't replace a reg with
10231 another reg of a different mode.
10233 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
10235 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
10236 limit length of dependency flush list.
10237 * params.h (MAX_PENDING_LIST_LENGTH): Define.
10238 * sched-int.h (struct deps): Add pending_flush_length field.
10239 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
10240 has 1 element in it.
10241 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
10242 (sched_analyze): After a jump, if the pending memory flush list is too
10243 large, flush the pending lists.
10244 (init_deps): Initialize pending_flush_length to 0.
10245 * doc/invoke.texi (max_pending_list_length): Document parameter.
10247 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
10249 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
10250 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
10251 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
10253 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10255 * cpphash.h (struct_lexer_state): Delete was_skipping.
10256 Move skipping here from struct cpp_reader.
10257 * cpplex.c (parse_identifier): Update.
10258 (_cpp_lex_token): Don't skip tokens in a directive.
10259 * cpplib.c (struct if_stack): Update.
10260 (start_directive, end_directive): Don't change skipping state.
10261 (_cpp_handle_directive): Update.
10262 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
10263 (do_else, do_endif): Update; only check for excess tokens if not
10264 in a skipped conditional block.
10265 (push_conditional): Update for new struct if_stack.
10267 2001-07-26 Graham Stott <grahams@redhat.com>
10269 * function.c (locate_and_pad_parm): Also pad initial offset
10270 so that the total argument size also includes the padding.
10272 2001-07-26 Graham Stott <grahams@redhat.com>
10274 * gensupport.c (alter_output_for_insn): Correct enable checking failure
10275 change XSTR to XTMPL.
10277 (process_one_cond_exec): Likewise
10279 2001-07-25 Richard Henderson <rth@redhat.com>
10281 * varasm.c (assemble_variable): Create DECL_RTL before setting
10284 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
10286 * predict.c (estimate_probability): Avoid duplicated predictions.
10288 * loop.c (find_and_verify_loops): Grok multiple barriers.
10290 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10292 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
10294 * dbxout.c: Consistently use putc instead of fputc.
10295 (print_wide_int): New function; call instead of direct fprintf.
10296 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
10297 (dbxout_type_fields, dbxout_type_method_1): Likewise.
10298 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
10299 (print_int_cst_octal): Likewise.
10300 (print_octal): Show we wrote characters.
10301 (dbxout_type): Set have_used_extensions in more places.
10303 2001-07-25 Catherine Moore <clm@redhat.com>
10305 * config/v850/v850.c (v850_va_arg): Use addr
10306 instead of valist to build incr.
10308 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
10310 * flow.c (delete_dead_jumptables): New function.
10311 (life_analyzis): Call it.
10312 * bb-reorder.c (skip_insns_after_block): Handle contradictory
10315 2001-07-25 Richard Henderson <rth@redhat.com>
10317 * except.c (reachable_handlers): Handle a region being removed
10318 out from under a RESX.
10320 2001-07-25 Richard Henderson <rth@redhat.com>
10322 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
10323 swap GE/GT if it is an fp comparison.
10325 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
10327 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
10330 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
10332 * ssa.c (rename_insn_1): Do not wrap an assignment to a
10333 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
10336 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
10337 throw an exception.
10338 (visit_expression): When attempting to simplify an expression,
10339 retrieve any modes for arguments before they are simplified
10342 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10343 Janis Johnson <janis@us.ibm.com>
10345 * stmt.c (expand_goto): A nonlocal goto can be a call too.
10346 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
10347 pointer parameters to match documented usage of nonlocal_goto.
10348 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
10349 parameters to their correct order.
10350 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
10351 parameters to their correct order.
10353 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
10355 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
10357 2001-07-25 Jan Hubicka <jh@suse.cz>
10358 Richard Henderson <rth@redhat.com>
10360 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
10362 (make_edges): New argument update_p; populate the edge cache if set.
10363 (find_basic_blocks): Update make_edges invocation.
10365 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10367 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
10369 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10371 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
10372 -Acpu and -Amachine.h.
10373 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
10374 Corrected header to say ELF not a.out.
10375 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
10376 when given -msoft-float.
10378 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10380 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
10381 extra multilib parts like arm-elf.
10382 (i960-*-coff*, i960-*-rtems): Should not use collect2.
10383 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
10384 crtfini.o as extra multilib parts.
10386 2001-07-24 Joel Sherrill <joel@OARcorp.com>
10388 * configure.in: Add rtems as a supported thread model.
10389 * gthr-rtems.h: Add missing entry point __gthread_active_p.
10390 * configure: Rebuilt.
10392 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
10394 * stor-layout.c (get_mode_alignment): make it work when
10395 BITS_PER_UNIT is not a power of two.
10396 * builtins.c (get_pointer_alignment): Likewise.
10398 2001-07-24 Richard Henderson <rth@redhat.com>
10400 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
10401 the retrieved constant into the expected mode.
10403 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
10405 * flow.c (try_simplify_condjump): Avoid duplicated edges.
10406 (verify_flow_info): Check for duplicated edges; clarify
10409 * flow.c (block_label): Update basic_block_for_insn.
10410 (commit_edge_insertions): Call compute_bb_for_insn.
10412 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
10415 * flow.c (redirect_edge_and_branch,
10416 try_optimize_cfg): Use redirect_edge_succ_nodup
10417 (redirect_edge_succ_nodup): New.
10418 * basic_block.h (redirect_edge_succ_nodup): Declare.
10420 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
10423 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
10425 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
10426 (try_crossjump_to_edge): Update commetns.
10427 (try_crossjump_bb): Likewise.
10429 2001-07-24 Richard Henderson <rth@redhat.com>
10431 * combine.c (distribute_notes): Move set of need_refresh
10432 for noop_move_p down to catch all cases.
10434 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
10436 * recog.c (split_all_insns_noflow): New.
10437 * rtl.h (split_all_insns_noflow): Declare.
10438 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
10439 * m68hc11.c (m68hc11_reorg): Likewise.
10440 * sh.c (machine_dependent_reorg): Likewise.
10441 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
10444 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10446 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
10447 (ashlsi3_n splitter): Likewise.
10448 (lshrsi3_n splitter): Likewise.
10450 (GOTaddr2picreg): Make const SImode.
10451 (sym_label2reg): Likewise.
10452 (symGOT2reg): Likewise.
10453 (symGOTOFF2reg) Likewise.
10455 (casesi_worker_0): Make unspec SImode.
10457 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
10459 * config/sh/sh.c (barrier_align): Check that an operand really is
10460 an insn before extracting its INSN_CODE.
10462 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
10464 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
10467 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
10468 for SImode to prevent overflow.
10470 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10472 * config/mips/irix6-libc-compat.c: New file.
10473 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
10474 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
10475 passing workaround.
10477 2001-07-24 lars brinkhoff <lars@nocrew.org>
10479 * rtl.texi (REG_POINTER): Document.
10480 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
10481 QFmode, HFmode, TQFmode, QCmode, and HCmode.
10483 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
10485 * flow.c (delete_noop_moves): Do not confuse libcall regions.
10487 2001-07-23 Richard Henderson <rth@redhat.com>
10489 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
10491 2001-07-23 Kazu Hirata <kazu@hxi.com>
10493 * config/h8300/h8300-protos.h: Add a prototype for
10494 general_operand_dst_push.
10495 * config/h8300/h8300.c (general_operand_dst_push): New.
10496 * config/h8300/h8300.h (OK_FOR_T): New.
10497 (EXTRA_CONSTRAINT): Use it.
10498 * config/h8300/h8300.md (movqi_push): Remove and integrate into
10499 the existing movqi pattern.
10500 (movhi_push): Likewise.
10502 * reload.c: Fix comment typos.
10504 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
10506 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
10508 2001-07-23 H.J. Lu (hjl@gnu.org)
10510 * doc/extend.texi: Update __builtin_return_address and
10511 __builtin_frame_address.
10513 2001-07-23 Richard Henderson <rth@redhat.com>
10515 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
10517 * config/i386/i386.md: New setcc+movzbl peephole2.
10519 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10521 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
10522 * objc/objc-act.c: Include debug.h.
10523 (synth_module_prologue): Save and restore debug hooks too.
10525 2001-07-23 lars brinkhoff <lars@nocrew.org>
10527 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
10528 and C4X_FLOAT_FORMAT.
10529 (BOOL_TYPE_SIZE): Document.
10531 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
10533 * unroll.c (loop_iterations): Fix miscalculation of initial
10536 2001-07-13 Andrew Haley <aph@redhat.com>
10538 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
10539 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
10540 * config/sh/sh.c (sh_can_redirect_branch): New function.
10541 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
10542 * reorg.c (steal_delay_list_from_target): Use
10543 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
10545 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
10547 * flow.c (try_simplify_condjump): Unlink insn chain on
10548 fallthru edge; use can_fallthru.
10550 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
10552 * basic-block.h (find_sub_basic_block): Declare.
10553 * flow.c (make_edges): New arguments MIN and MAX;
10554 (find_sub_basic_blocks): Revamp to use make_edges
10555 and purge_dead_edges.
10556 (find_basic_blocks): Update call of find_sub_basic_block.
10558 * recog.c (split_all_insns): Always expect CFG to be consistent;
10559 call find_sub_basic_blocks in case something has changed.
10560 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
10563 * basic-block.h (delete_noop_moves): Declare.
10564 * combine.c (combine_instructions): Call it.
10565 (recog_for_combine): Tolerate noop moves
10566 (distribute_notes): Force refresh when register dies at noop move.
10567 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
10569 (life_analysis): Update delete_noop_moves call.
10570 (set_noop_p): Move too ...
10571 * rtlanal.c (noop_move_p): ... here.
10572 * rtl.h (noop_move_p): Declare.
10574 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
10575 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
10577 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
10578 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
10580 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
10582 * reload.c (push_reload): Fix typo in comment.
10583 (find_reloads_address): Ditto.
10584 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
10586 2001-07-22 Richard Henderson <rth@redhat.com>
10588 * flow.c: Grammar check and clarify a lot of comments.
10589 (try_simplify_condjump): Rename variables to be clearer.
10590 (try_forward_edges): Skip complex and fallthru edges.
10591 Rearrange tests to avoid duplicate checks.
10592 (flow_find_cross_jump): Likewise.
10593 (outgoing_edges_match): Allow match if neither branch has
10594 probability data. Loosen probability match to 5%.
10595 (try_crossjump_to_edge): Hoist repeated indirection into
10597 (try_crossjump_bb): Don't check complex edges. Eliminate
10598 redundant crossjump tests.
10599 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
10600 checks before more expensive checks.
10602 2001-07-22 Richard Henderson <rth@redhat.com>
10604 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
10605 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
10608 2001-07-22 Richard Henderson <rth@redhat.com>
10610 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
10611 (const_sint32_operand): Likewise.
10612 * m68k.md (anon mulsi pattern): Use const_int_operand not
10613 const_sint32_operand.
10614 (umulsi3_highpart): Zero extend a constant input.
10615 (smulsi3_highpart): Don't bother checking SImode constant.
10616 (const_umulsi3_highpart): Give op3 DImode.
10617 (const_smulsi3_highpart): Likewise.
10619 2001-07-22 Richard Henderson <rth@redhat.com>
10621 * flow.c (split_block): Make sure bb_note is included in the
10622 new block when splitting before a label.
10624 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
10626 * basic-block.h (redirect_edge_and_branch_force,
10627 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
10628 * flow.c (redirect_edge_and_branch_force,
10629 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
10630 (redirect_edge_and_branch_force): Fix copying of lifeness information.
10631 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
10632 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
10633 instead of label; update CFG after transformation.
10634 (find_if_case_1): Update call, use redirect_edge_and_branch_force
10635 for finishing the transformation; handle even case where ELSE
10636 does not follow THEN.
10637 (find_if_case_2): Update call of dead_or_predictable; simplify
10640 * emit-rtl.c (split_branch_probability): New global variable.
10641 (try_split): Take care to set split_branch_probability and
10642 create REG_BR_PROB note for new jump insns.
10643 * md.texi (define_split): Document new feature.
10645 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
10647 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10649 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
10650 (asm_out_file): Remove redundant declaration.
10651 (assemble_asm): Remove old #if 0 block.
10652 (assemble_variable): Remove end of function; debug output is
10653 now handled with global_decl. Remove old #if 0 block. Update.
10654 Remove saved_in_section and associated no-op code.
10655 * Makefile.in (varasm.o): Correct dependencies.
10657 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
10659 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
10660 the definition in defaults.h.
10662 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
10664 * jump.c: Update comments.
10665 (delete_barrier_successors, delete_unreferenced_labels,
10666 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
10667 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
10668 jump_optimize, jump_optimize_minimal): Kill.
10669 (rebuild_jump_labels): Move code from jump_optimize_1.
10670 (purge_line_number_notes): Likewise.
10671 (copy_loop_headers): Likewise.
10672 * reg-stack.c: Update comment.
10673 * stmt.c: Likewise.
10674 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
10675 JUMP_AFTER_REGSCAN): Kill.
10676 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
10677 purge_line_number_notes and copy_loop_headers.
10679 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
10680 Richard Henderson <rth@redhat.com>
10682 * dbxout.c (dbxout_global_decl): New.
10683 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10684 * sdbout.c (sdbout_finish): New.
10685 (sdbout_debug_hooks): Use it, add comments.
10686 (sdbout_global_decl): Defer initialised public vars to
10688 * varasm.c (assemble_variable): Don't output debug information
10689 for file-scope variables.
10691 2001-07-22 Richard Henderson <rth@redhat.com>
10693 * config/alpha/alpha.c (get_trap_mode_suffix): New.
10694 (get_round_mode_suffix): New.
10695 (print_operand): Use them for [/]. Remove support for [&'`()+].
10696 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
10697 * config/alpha/alpha.md (attr round_suffix): New.
10698 (attr trap_suffix): New.
10699 (all insns): Set them appropriately. Use %/ instead of the
10700 myriad punctuators.
10702 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10704 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
10706 2001-07-22 Richard Henderson <rth@redhat.com>
10708 * regrename.c (regrename_optimize): Compute nregs for each
10709 potential target register.
10711 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
10712 Richard Henderson <rth@redhat.com>
10714 * dbxout.c (dbxout_global_decl): New.
10715 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
10716 * sdbout.c (sdbout_finish): New.
10717 (sdbout_debug_hooks): Use it, add comments.
10718 (sdbout_global_decl): Defer initialised public vars to
10720 * varasm.c (assemble_variable): Don't output debug information
10721 for file-scope variables.
10723 2001-07-21 H.J. Lu (hjl@gnu.org)
10725 * config/mips/mips.c (mips_cpu): Moved into ...
10726 (override_options): Here.
10728 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
10730 (mips_cpu): Removed.
10732 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10734 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
10735 ("iorqi3"): Likewise.
10736 ("xorqi3"): Likewise.
10737 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
10738 ("*subhi3_sp): Likewise.
10739 ("*subhi3"): Likewise.
10740 ("extendhisi2"): Accept D, X and Y as source operand to avoid
10743 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
10745 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
10746 * config/freebsd.h: Likewise.
10747 * config/linux.h: Likewise.
10748 * config/openbsd.h: Likewise.
10749 * config/alpha/linux-elf.h: Likewise.
10750 * config/arm/linux-elf.h: Likewise.
10751 * config/d30v/d30v.h: Likewise.
10752 * config/fr30/fr30.h: Likewise.
10753 * config/ia64/aix.h: Likewise.
10754 * config/ia64/ia64.h: Likewise.
10755 * config/mips/linux.h: Likewise.
10756 * config/pj/pj.h: Likewise.
10757 * config/rs6000/linux.h: Likewise.
10758 * config/sparc/linux.h: Likewise.
10759 * config/sparc/linux64.h: Likewise.
10761 2001-07-20 Bruce Korb <bkorb@gnu.org>
10763 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
10764 because getc() and char* may disagree on signedness.
10766 2001-07-20 Richard Henderson <rth@redhat.com>
10768 * doc/rtl.texi (REG_DEAD): Update for current semantics.
10770 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
10771 insns to delete in the presence of cc0 in a jump insn.
10773 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
10774 Jan Hubicka <jh@suse.cz>
10776 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
10777 of doing the change by hand.
10779 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
10781 * rtlanal.c (set_noop_p): Return true for noop jumps.
10783 * expr.c (emit_single_push_insn): Add call to push expander.
10784 * expr.h (optab_index): Add OTI_push
10785 (push_optab): New constant.
10786 * genopinit.c (optabs): Add push_optab.
10787 * optabs.c (init_optab): Init push optab.
10788 * md.texi (push??1): Document
10790 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10792 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
10793 expand to emit the pattern; put a REG_INC note for push/pop
10795 ("movdf", "movdf_internal"): Likewise.
10796 ("movsi", "movsi_internal"): Likewise.
10797 ("movsf", "movsf_internal"): Likewise.
10798 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
10800 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10802 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
10805 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
10807 * params.def: Change default max inline insns to 100.
10809 2001-07-20 Diego Novillo <dnovillo@redhat.com>
10811 * combine.c (combine_simplify_rtx): Generate a new shift operation
10812 when simplifying the first operand of a (neg (ashift)) expression.
10814 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
10816 * regclass.c (N_REG_INTS): Use only 32 bits per element.
10818 2001-07-20 Kelley Cook <kelley.cook@home.com>
10820 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
10821 information. Move rest into ...
10822 (*-*-solaris): ... here. Eliminate redundant information and
10823 reword necessary packages section. Delete 4.x assembler bug info.
10824 (sparc-sun-*): Merge into ...
10825 (sparc-sun-sunos*): here.
10827 2001-07-20 Catherine Moore <clm@redhat.com>
10829 * config/v850/v850.md (casesi): Generate LABEL_REF
10832 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
10834 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
10835 * i386.c (ix86_zero_extend_to_Pmode): Make global.
10836 * i386.md (strclrsi expander): Use it.
10838 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10840 * integrate.c (copy_insn_list): handle
10841 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
10842 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
10843 identically as to CODE_LABEL.
10845 * fold-const (fold): Convert A/B/C to A/(B*C) and
10848 * except.c (connect_post_landing_pads): Delete the RESX insns.
10850 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
10852 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
10854 * config/mips/mips.md (nmadd/nmsub): Use macro.
10856 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
10858 * cppinit.c (remove_dup_dir): Make static.
10859 (remove_dup_dirs): Make static. Only warn about preempting a
10860 system directory with a non-system directory.
10862 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10864 * ifcvt.c (noce_try_store_flag_constants): Correct order
10865 of parameters to trunc_int_for_mode.
10867 2001-07-19 Mark Mitchell <mark@codesourcery.com>
10869 * reorg.c (fill_simple_delay_slots): If an instruction might throw
10870 an exception that will be caught within this function, do not fill
10871 its delay slot with any subsequent instruction.
10873 2001-07-19 Steve Ellcey <sje@cup.hp.com>
10875 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
10876 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
10877 pointer extension instruction.
10878 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
10879 * simplify-rtx.c (simplify_unary_operation) Likewise.
10880 * explow.c (convert_memory_address) Check value of
10881 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
10883 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
10884 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
10885 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
10886 Add Multilib Support.
10887 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
10888 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
10889 Add Multilib Support.
10890 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
10892 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
10893 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
10894 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
10896 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
10898 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
10899 old and new operands in `<', `3' and `b'.
10901 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10903 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
10904 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
10905 (toplev.o): Don't depend on xcoffout.h.
10906 * c-decl.c: Include debug.h
10907 (duplicate_decls): Use debug hook.
10908 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
10909 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10910 (dbxout_types): Remove.
10911 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
10912 * debug.c (do_nothing_debug_hooks): Update.
10913 (debug_true_tree, debug_nothing_rtx): New.
10914 * debug.h (struct rtx_def): New.
10915 (struct gcc_debug_hooks): New hooks ignore_block,
10916 outlining_inline_function and label.
10917 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
10918 dwarf2out_frame_finish): New.
10919 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
10920 Make static, update prototype.
10921 (dwarf2_debug_hooks): Update.
10922 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
10923 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
10924 * dwarfout.c (dwarf_debug_hooks): Update.
10925 * emit-rtl.c: Include debug.h.
10926 (remove_unnecessary_notes): Use debug hook.
10927 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
10928 (final_scan_insn): Use debug hook.
10929 * integrate.c (output_inline_function): Use debug hook.
10930 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
10931 (sdb_debug_hooks): Update.
10932 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
10933 * toplev.c: Don't include xcoffout.h.
10934 (note_outlining_of_inline_function, debug_ignore_block): Remove.
10935 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
10937 * tree.h (dwarf2out_do_frame): Remove.
10939 2001-07-19 Catherine Moore <clm@cygnus.com>
10941 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
10943 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
10945 * reload1.c (eliminate_regs_in_insn): When updating a set
10946 to the frame pointer to the hardware frame pointer, perform
10947 the update always not just when REPLACE is set.
10949 * reload1.c (choose_reload_regs): Don't inherit a reload
10950 that crosses multiple registers if registers past the first
10951 don't fit in the desired class.
10953 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
10954 when negating constants.
10956 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
10958 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
10959 * doc/tree.texi: Ditto.
10961 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
10962 Jakub Jelinek <jakub@redhat.com>
10964 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
10965 (extract_cie_info): Handle "eh" augmentation properly,
10967 (struct frame_state, __frame_state_for): New.
10969 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
10971 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
10972 HANDLE_SYSV_PRAGMA): Define.
10973 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
10975 (copy_object): Caller changed.
10977 2001-07-19 Andreas Schwab <schwab@suse.de>
10979 * configure.in (assembler dwarf2 debug_line support): Define nop
10981 * configure: Regenerated.
10983 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
10985 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
10987 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
10988 to conditionally compiled block.
10989 (dbx_debug_hooks, xcoff_debug_hooks): Update.
10990 * dbxout.h (dbxout_function): Remove.
10991 * debug.c (do_nothing_debug_hooks): Update.
10992 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
10993 global_decl, deferred_inline_function.
10994 * dwarf2out.c (dwarf2_debug_hooks): Update.
10995 (dwarf2out_global_decl): New.
10996 * dwarfout.c: Don't include dwarfout.h.
10997 (dwarfout_global_decl, dwarfout_function_decl,
10998 dwarfout_deferred_inline_function): New.
10999 (dwarf_debug_hooks): Update.
11000 * dwarfout.h: Remove.
11001 * final.c: Don't include dwarfout.h.
11002 * sdbout.c (sdbout_global_decl): New.
11003 (sdbout_debug_hooks): Update.
11004 * toplev.c: Don't include dwarfout.h.
11005 (check_global_declarations, rest_of_compilation): Use new debug hooks.
11006 (note_deferral_of_defined_inline_function): Remove.
11007 * toplev.h (note_deferral_of_defined_inline_function): Remove.
11008 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
11009 * ch/lex.c: Don't include dwarfout.h.
11010 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
11011 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
11012 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
11013 * cp/optimize.c: Include debug.h.
11014 (maybe_clone_body): Use debug hook.
11015 * cp/semantics.c: Include debug.h.
11016 (expand_body): Use debug hook.
11017 * po/POTFILES.in: Remove dwarfout.h.
11019 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
11021 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
11022 * c-parse.in (yyerror, _yylex): Similarly.
11023 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
11024 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
11026 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
11027 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
11029 2001-07-18 Jeff Sturm <jsturm@one-point.com>
11031 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
11032 in-class declaration at -g1. Fixes c++/2814.
11034 2001-07-18 Richard Henderson <rth@redhat.com>
11036 * doc/md.texi (reload_in/out): Document restrictions in predicates
11037 and constraints for these patterns. Document empty string matching
11040 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11042 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
11044 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11046 * cse.c: Undo my previous patch.
11048 2001-07-18 Tom Tromey <tromey@redhat.com>
11051 * configure: Rebuilt.
11052 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
11054 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
11056 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
11057 Jan Hubicka <jh@suse.cz>
11059 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
11060 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
11061 * jump.c (mark_jump_label): Do not forward branches.
11063 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
11065 * cse.c (delete_trivially_dead_insns): Delete the libcall block
11066 when return value is unused.
11068 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11070 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
11072 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
11074 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
11075 on error. We can't blindly return the result of
11076 pthread_mutex_trylock because it returns a positive number on
11077 error, while we must return -1 on error.
11078 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
11080 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
11082 2001-07-18 Andreas Jaeger <aj@suse.de>
11084 * integrate.c (output_inline_function): Correct type of debug_hooks.
11086 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
11088 * combine.c (combine_simplify_rtx): DIV can be treated
11089 associatively for floats if unsafe math optimisations are enabled.
11091 2001-07-17 Richard Henderson <rth@redhat.com>
11093 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
11095 2001-07-17 Richard Henderson <rth@redhat.com>
11097 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
11098 don't force the function address into a register.
11099 (expand_call, emit_library_call_value_1): Update callers.
11100 * builtins.c (expand_builtin_apply): Likewise.
11101 * expr.h (prepare_call_address): Update decl.
11103 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
11105 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
11107 * config/i386/chorus.h: Move up.
11108 * config/sparc/chorus.h: Likewise.
11109 * config/rs6000/chorus.h: Likewise.
11110 * config/chorus.h: Moved here.
11112 2001-07-17 Andreas Schwab <schwab@suse.de>
11114 * configure.in (assembler eh_frame optimization): Handle big
11116 * configure: Regenerated.
11118 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
11120 * expr.c (epxand_expr): Convert divisions into multiplications by
11121 reciprocals if -ffast-math.
11123 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
11125 * dbxout.c (dbxout_really_begin_function): Rename to
11126 dbxout_begin_function.
11127 (dbx_debug_hooks, xcoff_debug_hooks): Update.
11128 (dbxout_begin_function): Remove.
11129 (dbxout_function): Update.
11130 (dbxout_source_line): Update prototype.
11131 * dbxout.h (dbxout_begin_function): Remove.
11132 * debug.c (do_nothing_debug_hooks): Update.
11133 (debug_nothing_tree): Update.
11134 (debug_nothing_charstar_rtx): Remove.
11135 * debug.h (union tree_node): Declare.
11136 (struct rtx_def): Remove.
11137 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
11138 begin_function. Change source_line prototype.
11139 (debug_nothing_tree): New.
11140 (debug_nothing_charstar_rtx): Delete.
11141 (dwarf2out_begin_prologue): Moved from ...
11142 * tree.h: ... here.
11143 * dwarf2out.c (dwarf2_debug_hooks): Update.
11144 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
11145 debug info, call dwarf2out_source_line.
11146 (dwarf2out_souce_line): Update prototype.
11147 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
11148 Change prototype, make static.
11149 (dwarfout_source_line): Update prototype.
11150 (dwarf_debug_hooks): Update.
11151 * dwarfout.h (dwarfout_begin_function): Remove.
11152 * final.c (final_start_function, final_scan_insn): Use appropriate
11153 debug hooks, update to use notice_source_line.
11154 (output_source_line): Rename notice_source_line. Don't call the
11155 source_line debug hook.
11156 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
11157 make static, update prototype.
11158 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
11160 (sdbout_end_prologue): New.
11161 (sdbout_source_line): Update prototype.
11162 (sdbout_debug_hooks): Update.
11163 (sdbout_symbol): Remove unused var.
11164 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
11166 * varasm.c: Include debug.h.
11167 (assemble_start_function): Use begin_function debug_hook.
11168 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11169 update with prototype.
11170 (xcoffout_source_line): Update prototype.
11171 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
11173 (xcoffout_source_line): Update prototype.
11175 2001-07-17 Richard Henderson <rth@redhat.com>
11177 * c-typeck.c (build_binary_op): Do not shorten unsigned
11178 right shift after sign extension.
11180 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
11182 * combine.c (combine_simplify_rtx): Attempt to simplify
11183 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
11185 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
11186 (simplify_binary_operation, simplify_unary_operation,
11187 simplify_relational_operation): Use it.
11189 * combine.c (combine_simplify_rtx): Don't do associative law
11190 on divisions; allow associative law on floats.
11192 2001-07-17 H.J. Lu <hjl@gnu.org>
11193 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11195 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
11196 ASM_OUTPUT_WEAK_ALIAS are defined.
11197 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
11198 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
11200 * config/mips/iris5.h: ... here.
11201 (HANDLE_SYSV_PRAGMA): Defined as 1.
11202 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
11203 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
11206 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
11208 * c-parse.in (all_prefix_attributes): New variable.
11209 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
11210 (maybe_resetattrs): New production.
11211 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
11212 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
11213 notype_initdcl, nested_function, notype_nested_function,
11214 component_decl, components, components_notype,
11215 component_declarator, component_notype_declarator,
11216 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
11217 ivars, mydecl, myparm): Update. Avoid prefix attributes just
11218 after a comma being applied to more than one declarator.
11219 * doc/extend.texi (Attribute Syntax): Update. Remove
11220 documentation of bugs that are no longer present.
11222 2001-07-13 Eric Christopher <echristo@redhat.com>
11224 * config/mips/mips.h: Change TUNE_MIPS* options to use
11226 (EXTRA_SPECS): Add cc1_cpu_spec.
11227 * config/mips/mips.md (muldf3): Fix typo.
11229 2001-07-16 Richard Henderson <rth@redhat.com>
11231 * config/m68k/m68k.c: Include expr.h and reload.h.
11232 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
11233 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
11235 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11236 Richard Henderson <rth@redhat.com>
11238 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
11239 (insn_live_p): Fix fall off end of function.
11240 (dead_libcall_p): Remove COUNTS argument; update callers.
11241 (delete_trivially_dead_insns): Remove unused variables.
11243 2001-07-17 Andreas Jaeger <aj@suse.de>
11245 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
11246 x86-64 pic support.
11248 * lcm.c (optimize_mode_switching): Avoid warning for unused
11249 variable if !NORMAL_MODE.
11251 * flow.c (try_crossjump_to_edge): Remove unused variable.
11253 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
11255 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
11256 atexit declaration in stdlib.h.
11258 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
11260 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
11262 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11264 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
11265 * except.c (finish_eh_generation): Update call of cleanup_cfg;
11266 do rebuild_jump_labels instead of jump_optimize
11267 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
11268 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
11269 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
11271 * flow.c: Include timevar.h
11272 (find_basic_block): Push/pop timevar;
11273 (cleanup_cfg): Likewise.
11274 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
11275 * Makefile: Add dependencies on timevar.h
11277 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
11278 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
11280 * rtl.h (delete_trivially_dead_insns): Add new parameter.
11281 * toplev.c (rest_of_compilation): Update calls.
11282 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
11283 (delete_trivially_dead_insns): ... here; accept new argument
11284 preserve_basic_blocks; preserve basic blocks if set.
11286 * reg-stack.c (stack_regs_mentioned): Return 0 if
11287 stack_regs_mentioned_data is not initialized.
11288 (reg_to_stack): Make stack_regs_mentioned survive after the
11289 reg-stack is completted; do not call cleanup_cfg.
11290 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
11291 make cleanup_cfg after bb-reorder to output to debug file.
11293 2001-07-16 Richard Henderson <rth@redhat.com>
11295 * regclass.c (init_reg_sets): Use only 32 bits per initializer
11296 from int_reg_class_contents.
11298 2001-07-16 Richard Henderson <rth@redhat.com>
11300 * hard-reg-set.h (regs_invalidated_by_call): Declare.
11301 * regclass.c (regs_invalidated_by_call): Move from cse.c.
11302 (init_reg_sets_1): Move initialization from cse_main.
11303 * cse.c (regs_invalidated_by_call): Move to regclass.c.
11304 (cse_main): Move its initialization also.
11305 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
11306 * flow.c (propagate_one_insn): Likewise.
11307 * gcse.c (compute_hash_table): Likewise.
11308 (compute_kill_rd, compute_store_table): Likewise.
11309 * sched-deps.c (sched_analyze_1): Likewise.
11311 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
11313 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
11316 2001-07-16 Steve Ellcey <sje@cup.hp.com>
11318 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
11319 in if statement so we don't access undefined memory.
11321 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
11323 * gcse.c: Update comment at top.
11324 Update comment on mem handling.
11325 mem_last_set, mem_first_set, mem_set_in_block: gone.
11326 Declaration of reg_set_info: gone.
11327 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
11328 pointless with load_killed_in_block_p (they are *more*
11329 conservative then it, not less, and less accurate).
11330 (oprs_not_set_p): Ditto.
11331 (alloc_gcse_mem): Don't allocate mem_set_in_block
11332 (free_gcse_mem): Don't free it, either.
11333 (record_last_mem_set_info): Update comment in front, remove
11334 mem_*set_* stuff. Note the reason we don't handle stores directly
11336 (compute_hash_table): Update comments to reflect reality. Remove
11337 mem_*set_* references.
11338 (reset_opr_set_tables): Remove mem_*set_* references.
11339 (mark_call): Ditto.
11340 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
11341 (mark_clobber): Ditto (on both parts, we double set here too).
11342 (expr_killed_p): Remove mem_set_in_block test.
11343 (compute_transp): Remove mem_set_in_block test.
11345 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
11346 of edge, and removal of phi alternative to dump file.
11347 (ssa_ccp_substitute_constants): Add note about register now being
11348 constant, and which uses were replaced in what insns to dump file.
11350 2001-07-16 Andreas Jaeger <aj@suse.de>
11352 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
11353 variables of type HOST_WIDEST_INT.
11355 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
11356 (__bb_exit_func): Correct type of count_max to avoid overflow.
11357 (num_digits): Handle long long argument.
11359 * combine.c (gen_lowpart_for_combine): Remove unused variable.
11361 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
11363 * output.h (sdb_begin_function_line): Restore as an extern
11365 * sdbout.c (sdb_begin_function_line): Make extern.
11367 2001-07-15 Richard Henderson <rth@redhat.com>
11369 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
11370 * genrecog.c (maybe_both_true_mode): New.
11371 (maybe_both_true_2): Use it.
11372 (write_switch): Don't put Pmode in a switch.
11373 * rtl.c (mode arrays): Don't explicitly size them.
11375 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
11377 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
11378 handling; move unconditional splitting before mode switching.
11380 * i386.md (type): Add fistp type.
11381 (i387, length_attr, scheduling definitions): Handle this type.
11382 (fix_trunc?f?i2): Revamp to use mode switching.
11383 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
11384 * i386.h (fp_cw_mode): New enum
11385 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
11386 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
11388 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11390 * Makefile.in (integrate.o): Add debug.h.
11391 * integrate.c (debug.h): Add.
11392 (output_inline_function): Save, reset, and restore debug_hooks.
11394 2001-07-15 Richard Henderson <rth@redhat.com>
11396 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
11397 instead of COMPARE for the EQUIV expression.
11399 2001-07-15 Richard Henderson <rth@redhat.com>
11401 * flow.c (redirect_edge_and_branch_force): Initialize
11402 global_live_at_start and global_live_at_end.
11403 (allocate_bb_life_data): Export.
11404 * basic-block.h (allocate_bb_life_data): Declare.
11405 * toplev.c (rest_of_compilation): Call it.
11407 2001-07-15 Richard Henderson <rth@redhat.com>
11409 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
11410 (alpha_tablejump_best_label): New.
11411 * config/alpha/alpha-protos.h: Declare them.
11412 * config/alpha/alpha.md: Use braced strings for code blocks.
11413 (tablejump_osf): Break out add with r29.
11414 (tablejump_osf_internal): Remove.
11415 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
11416 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
11418 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
11420 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
11423 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
11425 * i386-protos.h (ix86_split_fp_branch): Update prototype.
11426 (ix86_fp_jump_nontrivial_p): New.
11427 * i386.md (fp_jcc_?): Update call of split_fp_branch;
11428 use ix86_fp_jump_nontrivial_p.
11429 * i386.c (ix86_fp_jump_nontrivial_p): New.
11430 (ix86_split_fp_branch): Accept code instead of rtx.
11431 (ix86_expand_compare): Expand comparison early in case
11432 doing so is resonably cheap.
11434 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
11436 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
11438 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
11439 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
11441 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
11443 * dbxout.c (dbxout_source_line): Make static, update prototype.
11444 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
11445 (dbxout_init, dbxout_finish, dbxout_source_line,
11446 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
11447 * dbxout.h (dbxout_source_line): Delete.
11448 * debug.c (debug_nothing_file, debug_nothing_file_int,
11449 debug_nothing_file_charstar_rtx): New.
11450 (do_nothing_debug_hooks): Update.
11451 (debug_nothing_void, debug_nothing_charstar_rtx,
11452 dwarf2out_end_epilogue): New.
11453 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11454 * debug.h (struct rtx_def): Declare.
11455 (gcc_debug_hooks): New hooks source_line, end_epilogue
11457 (debug_nothing_void, debug_nothing_charstar_rtx,
11458 dwarf2out_end_epilogue): New.
11459 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
11460 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
11461 (dwarf2_debug_hooks): Update.
11462 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
11463 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
11464 * dwarf2out.h (dwarf2out_source_line): Remove.
11465 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
11466 Make static, update prototype.
11467 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
11468 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
11469 (dwarf_debug_hooks): Update.
11470 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
11471 dwarfout_end_function): Remove.
11472 * final.c (profile_function): Use debug hooks for ending functions
11474 (output_source_line, final_end_function): Update prototype,
11476 (final_start_function, final_scan_insn): Update.
11477 * output.h (sdb_begin_function_line): Remove.
11478 (final_end_function): Update prototype.
11479 * sdbout.c (sdb_begin_function_line): Make static.
11480 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
11481 (sdbout_source_line): New.
11482 (sdbout_end_epilogue, sdbout_end_function): Make static, update
11484 (sdb_debug_hooks): Update.
11485 (sdbout_init, sdbout_source_line,
11486 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
11487 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
11488 * toplev.c (compile_file, rest_of_compilation): Update.
11489 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
11490 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
11491 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
11492 Update for prototype changes.
11493 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
11494 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
11496 2001-07-15 Richard Henderson <rth@redhat.com>
11498 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
11499 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
11500 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
11501 * config/alpha/alpha.c: Likewise.
11502 * config/alpha/alpha.md: Likewise.
11503 * config/alpha/alpha32.h: Likewise.
11504 * config/alpha/vms.h: Likewise.
11505 (OPEN_VMS): Remove.
11507 2001-07-14 Richard Henderson <rth@redhat.com>
11509 * config/alpha/alpha.md: Use define_constants for unspec values.
11510 Substitute throughout.
11512 2001-07-14 Tim Josling <tej@melbpc.org.au>
11514 * tree.def (EXPON_EXPR) remove. Never supported anyway.
11516 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
11518 * pa.md: Remove unused constraints from define_split's.
11520 2001-04-14 Richard Henderson <rth@redhat.com>
11522 * ifcvt.c (find_cond_trap): Test for exit block.
11524 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
11526 Re-install recently reverted patch.
11527 * emit-rtl.c (try_split): Update mark_jump_label call.
11528 * flow.c (find_sub_basic_blocks): Likewise.
11529 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11530 jump_back_p): Kill.
11531 (mark_all_labels): Kill second parameter.
11532 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11533 (rebuild_jump_labels, jump_optimize_minimal): Update call
11534 of jump_optimize_1.
11535 (jump_optimize_1): Kill crossjumping code.
11536 (mark_jump_label): Kill cross_jump parameter.
11537 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11538 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11539 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11541 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11543 (dump_file_info): Likewise.
11544 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11545 reorganize passes to do reg-stack first, bb-reorder second.
11546 * invoke.texi (-d letters doc): Remove the jump2 pass.
11548 2001-07-14 Richard Henderson <rth@redhat.com>
11550 * ifcvt.c (find_cond_trap): New.
11551 (find_if_header): Call it.
11552 (merge_if_block): Relax existing jump sanity check.
11553 * jump.c (jump_optimize_1): Remove conditional trap handling.
11555 2001-07-14 Alan Modra <amodra@bigpond.net.au>
11557 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
11559 (insn_refs_are_delayed): Correct comment.
11560 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
11561 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
11562 instead of r31. Make associated insn !TARGET_64BIT, and
11563 provide an additional 64-bit insn that clobbers r2.
11564 (divsi3): Likewise.
11565 (udivsi3): Likewise.
11566 (modsi3): Likewise.
11567 (umodsi3): Likewise.
11569 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
11571 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
11573 * flow.c (redirect_edge_and_branch_force, split_edge,
11574 try_crossjump_to_edge): Use set_block_for_new_insns.
11575 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
11577 2001-07-13 H.J. Lu (hjl@gnu.org)
11579 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
11582 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11584 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
11586 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
11588 * c-common.c (decl_attributes): Take a pointer to the node to
11589 which attributes are to be attached, and a flags argument.
11590 * c-common.h (enum attribute_flags): New.
11591 (decl_attributes): Update prototype.
11592 * c-decl.c (start_decl, push_parm_decl, finish_struct,
11593 finish_enum, start_function): Update calls to decl_attributes.
11594 * c-parse.in (component_declarator, component_notype_declarator,
11595 label): Update calls to decl_attributes.
11597 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
11599 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
11600 * config/avr/avr.c (legitimate_address_p): Return value changed
11601 from letter to register classes. For better debugging.
11603 2001-07-13 Kazu Hirata <kazu@hxi.com>
11605 * jump.c (reversed_comparison_code_parts): Fix comment typos.
11607 2001-07-13 H.J. Lu (hjl@gnu.org)
11609 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
11611 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
11613 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
11614 correctly for shared configurations.
11615 * config/t-libgcc-pic: New.
11616 * config/{i386,m68k,sparc}/t-openbsd: New.
11617 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
11618 Support -shared. Support debugging libraries with -g.
11619 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
11620 frame information does not emit pointer diffs.
11621 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
11622 emit pointer diffs.
11624 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
11626 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
11628 2001-07-13 David Edelsohn <edelsohn@gnu.org>
11630 * combine.c (try_combine): Ensure const_int pow2 is positive.
11632 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
11634 * config.gcc: Add configuration for s/390.
11635 * config/s390/s390.c: New. Subroutines for code generation.
11636 * config/s390/s390.h: New. Definitions for s/390.
11637 * config/s390/s390-protos.h: New. Prototypes.
11638 * config/s390/linux.h: New. Definitions for linux for s/390.
11639 * config/s390/linux64.h: New. Definitions for linux for zSeries.
11640 * config/s390/t-linux: New. Makefile fragment.
11641 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
11642 * config/s390/fixdfdi.h: New. Fix L_fix*di.
11644 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
11646 * emit-rtl.c (try_split): Update mark_jump_label call.
11647 * flow.c (find_sub_basic_blocks): Likewise.
11648 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
11649 jump_back_p): Kill.
11650 (mark_all_labels): Kill second parameter.
11651 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
11652 (rebuild_jump_labels, jump_optimize_minimal): Update call
11653 of jump_optimize_1.
11654 (jump_optimize_1): Kill crossjumping code.
11655 (mark_jump_label): Kill cross_jump parameter.
11656 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
11657 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
11658 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
11660 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
11662 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
11663 reorganize passes to do reg-stack first, bb-reorder second.
11664 * invoke.texi (-d letters doc): Remove the jump2 pass.
11666 2001-07-12 Steve Ellcey <sje@cup.hp.com>
11668 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
11670 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
11672 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
11674 (verify_flow_info): Make diagnostics prettier.
11676 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
11678 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
11680 * flow.c (outgoing_edges_match): Return early if condition reversal
11683 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
11685 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
11686 (mips_move_2words): When splitting a move into two instructions,
11687 prefix the second address operand with '%D'.
11689 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
11691 * Makefile.in (final.o): Depend on debug.h.
11692 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
11693 (dbx_debug_hooks): Add new hooks.
11694 (xcoff_debug_hooks): New.
11695 * debug.c (debug_nothing_file_int_int): New.
11696 (do_nothing_debug_hooks): Update.
11697 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
11698 (debug_nothing_file_int_int): New.
11699 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
11700 static, update prototype.
11701 (dwarf2_debug_hooks): Update.
11702 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
11703 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
11704 static, update prototype.
11705 (dwarf_debug_hooks): Update.
11706 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
11707 * final.c: Include debug.h.
11708 (final_scan_insn): Use debug hooks when beginning and ending blocks.
11709 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
11710 static, update prototype.
11711 (sdb_debug_hooks): Update.
11712 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
11713 * toplev.c: Distinguish between xcoff and dbx.
11715 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
11716 Call all debug hooks, not just dwarf ones.
11718 2001-07-11 Timothy Wall <twall@redhat.com>
11720 * config.gcc: Add configuration for AIX5/IA64.
11721 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
11722 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
11723 support prefix/suffix code.
11724 * config/ia64/t-aix: New. Makefile fragment.
11725 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
11727 2001-07-11 Kazu Hirata <kazu@hxi.com>
11729 * recog.c (validate_change): Fix a comment typo.
11731 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
11733 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
11734 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
11736 * dbxout.c (dbx_debug_hooks): Add new hooks.
11737 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
11739 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
11741 * dbxout.h (dbxout_start_new_source_file,
11742 dbxout_resume_previous_source_file): Delete.
11743 * debug.c (do_nothing_debug_hooks): Add new hooks.
11744 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11745 (debug_nothing_int_charstar, debug_nothing_int): New.
11746 * debug.h (gcc_debug_hooks): New hooks define, undef,
11747 start_source_file and end_source_file.
11748 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
11749 (debug_nothing_int_charstar, debug_nothing_int): New.
11750 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
11751 the conditionally compiled section.
11752 (dwarf2out_start_source_file, dwarf2out_end_source_file,
11753 dwarf2out_define, dwarf2out_undef): Make static.
11754 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
11755 dwarf2out_define, dwarf2out_undef): Remove.
11756 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
11757 (dwarfout_start_source_file, dwarfout_end_source_file,
11758 dwarfout_define, dwarfout_undef): Make static.
11759 (dwarfout_start_source_file_check,
11760 dwarfout_end_source_file_check): New.
11761 (dwarfout_define, dwarfout_finish): Update.
11762 * dwarfout.h (dwarfout_start_new_source_file,
11763 dwarfout_resume_previous_source_file, dwarfout_define,
11764 dwarfout_undef): Remove.
11765 * sdbout.c (sdb_debug_hooks): Add new hooks.
11766 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
11768 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
11769 make static, take an arg.
11770 * sdbout.h (sdbout_start_new_source_file,
11771 sdbout_resume_previous_source_file): Delete.
11772 * toplev.c (debug_start_source_file, debug_end_source_file,
11773 debug_define, debug_undef): Delete.
11774 * toplev.h (debug_start_source_file, debug_end_source_file,
11775 debug_define, debug_undef): Delete.
11777 * java/jcf-parse.c: Include debug.h.
11778 (parse_class_file): Update to use debug hooks directly.
11779 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
11781 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11783 * alias.c (set_mem_alias_set): New function.
11784 * rtl.h (set_mem_alias_set): Declare it.
11785 * builtins.c (expand_builtin_return_addr): Call it instead of
11786 using MEM_ALIAS_SET accessor.
11787 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
11788 (get_memory_rtx, expand_builtin_va_arg): Likewise.
11789 (expand_builtin_va_copy):Likewise.
11790 * caller-save.c (setup_save_areas): Likewise.
11791 * calls.c (compute_argument_addresses): Likewise.
11792 * explow.c (set_mem_attributes): Likewise.
11793 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
11794 (expand_assignment, store_constructor_field, store_field): Likewise.
11795 (expand_expr_unaligned): Likewise.
11796 * function.c (assign_stack_temp_for_type): Likewise.
11797 (put_reg_into_stack, gen_mem_addressof): Likewise.
11798 * ifcvt.c (noce_try_cmove_arith): Likewise.
11799 * reload1.c (reload, alter_reg): Likewise.
11800 * config/alpha/alpha.c (get_aligned_mem): Likewise.
11801 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
11802 (alpha_expand_unaligned_store): Likewise
11803 (alpha_expand_unaligned_load_words): Likewise.
11804 (alpha_expand_unaligned_store_words): Likewise.
11805 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
11806 (alpha_expand_epilogue): Likewise.
11807 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
11808 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
11809 * config/i386/i386.c (legitimize_pic_address): Likewise.
11810 * config/i960/i960.c (setup_incoming_varargs): Likewise.
11811 * config/ia64/ia64.c (spill_restore_mem): Likewise.
11812 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
11813 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
11814 * config/mips/mips.c (mips_va_arg): Likewise.
11815 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
11816 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
11817 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11818 (setup_incoming_varargs, rs6000_va_arg): Likewise.
11819 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
11820 (rs6000_emit_epilogue): Likewise.
11821 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
11822 * config/sparc/sparc.c (sparc_va_arg): Likewise.
11823 * config/v850/v850.c (v850_va_arg): Likewise.
11825 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
11827 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
11828 when fallthru edge is present.
11829 (mege_blocks): Handle case where creation of jump insn
11832 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
11833 CLEANUP_POST_REGSTACK): New constants.
11834 * except.c (finish_eh_generation): Update call of cleanup_cfg,
11835 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
11836 * output.h (cleanup_cfg): Update prototype.
11837 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
11838 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
11839 cleanup_cfg call; kill missleading comment.
11840 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
11841 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
11842 parameter; control optimizations performed using it.
11843 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
11844 try_crossjump_bb): New functions.
11846 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11848 * pa.c (pa_output_function_prologue): Delete prototype. Make function
11850 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
11851 pa_output_function_prologue.
11852 * pa-protos.h (pa_output_function_prologue): New prototype.
11854 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11856 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
11857 and low to get correct sign extension in low+high test.
11859 2001-07-11 Janis Johnson <janis@us.ibm.com>
11861 * gcov.c (arcdata): Use gcov_type to fix branch percentage
11862 for large hit count.
11864 * profile.c (branch_prob): Fix .bbg info for computed gotos
11867 2001-07-11 Mark Mitchell <mark@codesourcery.com>
11869 * stmt.c (parse_output_constraint): New function, split out
11871 (expand_asm_operands): ... here. Use parse_output_constraint.
11872 * tree.h (parse_output_constraint): Declare it.
11874 2001-07-11 Richard Henderson <rth@redhat.com>
11876 * bitmap.c: Comment some functions; fiddle whitespace.
11877 (bitmap_free): Don't export.
11878 (bitmap_element_allocate): Use memset.
11879 * bitmap.h (bitmap_free): Don't declare.
11881 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
11883 * gcse.c, lcm.c, sched-deps.c:
11884 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
11886 * flow.c (flow_loops_find): Free dom if we found no loops, since
11887 we aren't going to save it.
11889 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
11892 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
11894 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
11896 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11898 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
11899 #ifndef DWARF2_DEBUGGING_INFO.
11901 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11903 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
11905 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11907 * config/mips/mips.c (gen_int_relational): Tell the caller not to
11908 reverse a branch if a NE comparison is implemented with GTU.
11910 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
11911 H.J. Lu <hjl@gnu.org>
11913 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
11914 constant addresses.
11915 (call_internal2): Likewise.
11916 (call_value_internal1): Likewise.
11917 (call_value_internal2): Likewise.
11918 (call_value_multiple_internal1): Likewise.
11919 (call_value_multiple_internal2): Likewise.
11921 2001-07-10 Kazu Hirata <kazu@hxi.com>
11923 * calls.c (emit_library_call_value_1): Fix a comment typo.
11924 * dwarf2out.c (mem_loc_descriptor): Likewise.
11925 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
11927 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
11929 * simplify-rtx.c (simplify_subreg): Fix typo in comment
11931 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11933 * recog.c (offsettable_address_p): Handle LO_SUM case.
11934 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
11935 instead of plus_constant.
11937 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11939 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
11940 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
11942 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11944 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
11945 adjust_address_nv instead of plus_constant.
11947 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
11949 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
11950 dwarf2out.o): Depend on debug.h, wrap long lines.
11951 * dbxout.c: Include debug.h.
11952 (dbx_debug_hooks): New.
11953 (dbxout_init): Make static, take just 2 args.
11954 (dbxout_finish): Make static.
11955 * dbxout.h (dbxout_init, dbxout_finish): Delete.
11956 * debug.c: New file.
11957 * debug.h: New file.
11958 * dwarf2out.c: Include debug.h.
11959 (dwarf2_debug_hooks): New.
11960 (dwarf2out_init): Make static.
11961 (dwarf2out_finish): Make static, take 2 args.
11962 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
11963 * dwarfout.c: Include debug.h.
11964 (dwarf_debug_hooks): New.
11965 (dwarfout_init): Make static.
11966 (dwarfout_finish): Make static, take 2 args.
11967 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
11968 * sdbout.c: Include debug.h.
11969 (sdb_debug_hooks): New.
11970 (sdbout_init): Make static, take 2 args.
11971 * sdbout.h (sdbout_init): Delete.
11972 * toplev.c: Include debug.h.
11973 (debug_hooks): New.
11974 (compile_file): Set deubg_hooks based on command line options.
11975 Use the hooks unconditionally rather than conditional compilation.
11977 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
11979 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
11980 first_insn_after_basic_block_note instead.
11982 * df.c (df_bb_refs_unlink): #if 0 out for now.
11984 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
11986 * ssa.h: Add prototype for ssa_const_prop
11987 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
11988 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
11989 (ssa_fast_dce): Remove unused variable
11991 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11993 * diagnostic.c (finish_diagnostic): Rename to
11994 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
11997 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
11999 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
12002 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
12003 (dump_file): Only pad the demangled name with spaces if the
12004 mangled name was padded with spaces.
12006 2001-07-10 Bernd Schmidt <bernds@redhat.com>
12008 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
12011 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12013 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
12014 extraction if no direct load if either EXPAND_CONST_ADDRESS or
12015 EXPAND_INITIALIZER.
12017 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
12018 whether can put offset inside LO_SUM to check mode alignment, not size.
12020 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
12022 * doc/tm.texi (Misc): Fix thinko.
12024 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
12026 * regmove.c (replace_in_call_usage): Fix warnings.
12027 * sched-deps.c (add_dependence): Fix warnings.
12028 * simplify-rtx.c (simplify_subreg): Likewise.
12029 Return NULL_RTX instead of NULL.
12031 * reg-stack.c (emit_swap_insn): Eliminate warnings.
12032 (subst_asm_stack_regs): Likewise.
12034 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
12037 * dwarf2out.c (output_call_frame_info): Declare i as int.
12038 (build_abbrev_table): Declare n_alloc as int.
12039 (dwarf2out_finish): Initialize die.
12040 * except.c: Declare sjlj_funcdef_number as unsigned.
12041 (connect_post_landing_pads): Declare j as unsigned.
12042 (convert_to_eh_region_ranges): Initialize call_site.
12043 (output_function_exception_table): Initialize tt_format_size.
12044 * expr.c (move_by_pieces_1): Initialize to1.
12045 (store_constructor): Initialize minelt and maxelt.
12046 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
12047 * function.c (instantiate_decls): Avoid signed/unsigned warning.
12049 * c-decl.c (combine_parm_decls): Unused, remove.
12050 * c-tree.h: Remove prototype for combine_parm_decls.
12052 * reload.c (push_reload): Fix warning.
12053 (regno_clobbered_p): Likewise.
12054 * reload1.c (replace_pseudos_in_call_usage): Likewise.
12055 (reload_combine): Likewise.
12057 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
12058 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
12060 * bitmap.c (bitmap_operation): Change user.
12061 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
12063 2001-07-10 Eric Christopher <echristo@redhat.com>
12065 * config/mips/mips.c (override_options): Fix typo.
12067 2001-07-09 Stan Shebs <shebs@apple.com>
12069 * target.h (struct gcc_target): New fields init_builtins and
12071 * target-def.h (TARGET_INIT_BUILTINS): New macro.
12072 (TARGET_EXPAND_BUILTIN): New macro.
12073 (TARGET_INITIALIZER): Add them.
12074 * builtins.c: Include target.h.
12075 (expand_builtin): Use targetm.expand_builtin.
12076 (default_init_builtins): New function.
12077 (default_expand_builtin): New function.
12078 * expr.h (default_init_builtins): Declare.
12079 (default_expand_builtin): Declare.
12080 * c-common.c (c_common_nodes_and_builtins): Use
12081 targetm.init_builtins.
12082 * defaults.h (MD_INIT_BUILTINS): Remove.
12083 * Makefile.in (builtins.o): Depend on target.h.
12085 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
12086 (TARGET_EXPAND_BUILTIN): Define.
12087 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
12088 (MD_EXPAND_BUILTIN): Remove.
12090 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
12091 (TARGET_EXPAND_BUILTIN): Define.
12092 (c4x_init_builtins): Make endlink arg a local.
12093 (c4x_print_operand): Fix typos in adjust_address usages.
12094 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
12095 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
12096 (MD_EXPAND_BUILTIN): Remove.
12098 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
12099 (TARGET_EXPAND_BUILTIN): Define.
12100 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
12101 (ix86_init_builtins): Call new function only if TARGET_MMX.
12102 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
12103 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
12104 (MD_EXPAND_BUILTIN): Remove.
12106 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
12107 (TARGET_EXPAND_BUILTIN): Define.
12108 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
12109 (MD_EXPAND_BUILTIN): Remove.
12111 * doc/tm.texi: Document these changes.
12113 2001-07-09 Diego Novillo <dnovillo@redhat.com>
12115 * basic-block.h (tree_node): Forward declare if needed.
12116 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
12117 (BLOCK_HEAD_TREE): Define.
12118 (BLOCK_END_TREE): Define.
12119 (struct loops): Rename field 'tree' to 'tree_root'.
12120 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
12122 (flow_loops_tree_build): Rename reference to field 'tree' to
12124 (flow_loops_level_compute): Ditto.
12125 * predict.c (estimate_bb_frequencies): Ditto.
12126 * tree.h (struct tree_common): Add field 'aux'.
12128 2001-07-09 Stan Shebs <shebs@apple.com>
12130 * config/darwin.c (darwin_encode_section_info): Don't mark any
12131 DECL_EXTERNAL node as defined.
12133 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
12135 * pa.c (pa_init_machine_status, pa_mark_machine_status,
12136 pa_free_machine_status, hppa_init_pic_save): Delete.
12137 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
12138 (hppa_profile_hook): Use hppa_pic_save_rtx.
12139 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
12140 hppa_init_pic_save): Delete.
12141 (hppa_pic_save_rtx): Declare.
12142 * pa.md (call, call_value, sibcall, sibcall_value,
12143 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
12145 2001-07-09 Kazu Hirata <kazu@hxi.com>
12147 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
12148 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
12150 2001-07-09 Andreas Jaeger <aj@suse.de>
12152 * output.h: Add declaration of final_forward_branch_p.
12154 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
12156 * varray.c: Include errors.h for internal_error and trim_filename
12159 * Makefile.in (varray.o): Add errors.h.
12161 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
12163 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
12164 * optabs.c (have_add2_insn): Check whether the add insn chosen
12165 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
12166 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
12168 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
12170 * Makefile.in (OBJS): Add ssa-ccp.o
12171 (ssa-ccp.o): Add dependencies.
12172 * toplev.c (DFI_ssa_ccp): New dump file enum.
12173 (dump_file): Add entry for dumping after SSA CCP.
12174 (flag_ssa_ccp): New flag variable.
12175 (f_options): Add -fssa-ccp.
12176 (rest_of_compilation): Run SSA CCP if requested.
12177 * timevar.def (TV_SSA_CCP): New timevar.
12178 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
12179 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
12180 Fix minor typo in SSA DCE documentation.
12181 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
12182 Add documentation for new dump option. Renumber dump files
12185 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
12187 * emit-rtl.c (gen_highpart_mode): New.
12188 * rtl.h (gen_highpart_mode): Declare.
12189 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
12190 operand can be VOIDmode constant.
12192 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
12194 * flow.c (redirect_edge_and_branch_force): New.
12195 (can_fallthru): Ensure that basic blocks are succeeding.
12196 (try_optimize_cfg): Do not delete basic block if it is the last one.
12198 * flow.c (try_redirect_by_replacing_jump): Do not remove
12199 jumps with side effects, unlink chain on fallthru edge;
12200 set block for new jump instruction; avoid basic block to
12201 over by line number note.
12203 * flow.c (try_simplify_condjump): Verify that the condjump
12204 is not always falling through.
12207 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
12209 * flow.c (forwarder_block_p): Fix for fallthru blocks.
12210 (try_redirect_by_replacing_jump): Update properly the count
12211 and frequency information.
12213 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12215 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
12216 address that is a LO_SUM specially.
12217 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
12219 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
12221 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
12222 (operand_subword): Use them.
12223 (change_address_1): Renamed from change_address; new arg VALIDATE.
12224 * expr.h: Reflect above changes; change_address now macro.
12225 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
12227 * cselib.c (add_mem_for_addr): Likewise.
12228 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
12229 * regmove.c (try_apply_stack_adjustment): Likewise.
12230 * reload.c (push_reload, make_memloc): Likewise.
12231 * reload1.c (eliminate_regs): Likewise.
12232 * simplify-rtx.c (simplify_replace_rtx): Likewise.
12233 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
12235 * combine.c (make_extraction, simplify_shift_const): Likewise.
12236 (gen_lowpart_for_combine): Likewise.
12237 * cse.c (gen_lowpart_if_possible): Likewise.
12238 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
12239 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
12240 * optabs.c (gen_move_insn): Likewise.
12241 * reload1.c (alter_reg): Likewise.
12242 * simplify-rtx.c (simplify_subreg): Likewise.
12243 * stmt.c (expand_anon_union_decl): Likewise.
12244 * recog.c (validate_replace_rtx_1): Likewise.
12246 * Makefile.in (recog.o): Add $(EXPR_H).
12247 * explow.c (stabilize): Call replace_equiv_address.
12248 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
12249 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
12251 2001-07-03 Andrew Haley <aph@redhat.com>
12253 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
12254 the mode of the memory location.
12256 2001-07-09 Bo Thorsen <bo@suse.co.uk>
12258 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
12260 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
12262 * final.c (output_addr_const): Use target opening and
12263 closing parentheses.
12264 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
12265 defaults, add to TARGET_ASM_OUT.
12266 * target.h (struct gcc_target): Add open_paren and close_paren.
12267 * doc/md.texi: Update.
12268 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
12269 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
12270 TARGET_ASM_CLOSE_PAREN.
12271 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12273 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
12275 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
12276 * config/a29k/a29k.h: Similarly.
12277 * config/alpha/alpha.h: Similarly.
12278 * config/arc/arc.h: Similarly.
12279 * config/arm/aof.h: Similarly.
12280 * config/arm/aout.h: Similarly.
12281 * config/avr/avr.h: Similarly.
12282 * config/c4x/c4x.h: Similarly.
12283 * config/clipper/clipper.h: Similarly.
12284 * config/convex/convex.h: Similarly.
12285 * config/d30v/d30v.h: Similarly.
12286 * config/dsp16xx/dsp16xx.h: Similarly.
12287 * config/elxsi/elxsi.h: Similarly.
12288 * config/fr30/fr30.h: Similarly.
12289 * config/h8300/h8300.h: Similarly.
12290 * config/i370/i370.h: Similarly.
12291 * config/i386/i386.h: Similarly.
12292 * config/i860/i860.h: Similarly.
12293 * config/i960/i960.h: Similarly.
12294 * config/ia64/ia64.h: Similarly.
12295 * config/m32r/m32r.h: Similarly.
12296 * config/m68hc11/m68hc11.h: Similarly.
12297 * config/m68k/m68k.h: Similarly.
12298 * config/m88k/m88k.h: Similarly.
12299 * config/mcore/mcore.h: Similarly.
12300 * config/mips/mips.h: Similarly.
12301 * config/mn10200/mn10200.h: Similarly.
12302 * config/mn10300/mn10300.h: Similarly.
12303 * config/ns32k/ns32k.h: Similarly.
12304 * config/pa/pa.h: Similarly.
12305 * config/pdp11/pdp11.h: Similarly.
12306 * config/pj/pj.h: Similarly.
12307 * config/romp/romp.h: Similarly.
12308 * config/rs6000/rs6000.h: Similarly.
12309 * config/sh/sh.h: Similarly.
12310 * config/sparc/sparc.h: Similarly.
12311 * config/v850/v850.h: Similarly.
12312 * config/vax/vax.h: Similarly.
12313 * config/we32k/we32k.h: Similarly.
12315 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
12317 * doc/c-tree.texi: Document representation of attributes.
12319 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12321 * doc/tm.texi: Update some places for the rename of target to
12324 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12326 * target.h (struct gcc_target): Add insert_attributes.
12327 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
12328 (TARGET_INITIALIZER): Update.
12329 * tree.c, tree.h (default_insert_attributes): New function.
12330 Update comments on other default functions to refer to targetm,
12332 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
12333 TARGET_INSERT_ATTRIBUTES.
12334 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
12335 * c-common.c (decl_attributes): Use targetm.insert_attributes.
12336 Don't use PRAGMA_INSERT_ATTRIBUTES.
12337 * Makefile.in (c-common.o): Depend on $(TARGET_H).
12338 * c-decl.c (start_decl, start_function): Don't call
12339 SET_DEFAULT_DECL_ATTRIBUTES.
12340 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12341 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
12343 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
12344 (c4x_check_attribute): Avoid modifying attribute list itself.
12345 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
12347 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
12348 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
12350 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
12351 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
12353 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
12354 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
12356 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
12357 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
12358 Adjust parameters. Make static.
12360 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
12362 * c-common.c (decl_attributes): Only take a single attributes
12364 * c-common.h (decl_attributes): Update prototype.
12365 * c-decl.c (start_decl, start_function): Only take a single
12366 attributes parameter. Update calls to decl_attributes.
12367 (finish_struct, finish_enum): Update calls to decl_attributes.
12368 (push_parm_decl): Expect unified list of attributes. Update call
12369 to decl_attributes.
12370 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
12371 notype_nested_function, component_declarator,
12372 component_notype_declarator, label): Update calls to
12374 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
12375 lists that are passed to push_parm_decl.
12376 * c-tree.h (start_function, start_decl): Update prototypes.
12377 * config/sh/sh-protos.h, config/sh/sh.c
12378 (sh_pragma_insert_attributes): Only take a single attributes
12380 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
12381 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
12382 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
12383 build_module_descriptor, generate_static_references,
12384 generate_strings, build_selector_translation_table,
12385 generate_descriptor_table, generate_protocols,
12386 generate_ivars_list, generate_dispatch_table,
12387 generate_protocol_list, generate_category,
12388 generate_shared_structures, really_start_method, add_objc_decls,
12389 generate_classref_translation_entry): Update calls to start_decl
12390 and start_function.
12391 (build_tmp_function_decl, start_method_def): Unify attribute lists
12392 that are passed to push_parm_decl.
12394 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
12396 * final.c (no_asm_to_stream): New.
12397 (final_scan_insn): Use target structures for prologue ends
12398 and epilogue starts.
12399 * output.h (no_asm_to_stream): New.
12400 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
12401 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
12402 (TARGET_ASM_OUT): Update.
12403 * target.h (struct gcc_target): New members function_end_prologue
12404 and function_begin_epilogue.
12405 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
12406 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
12407 * config/alpha/alpha.c (output_end_prologue): Rename to
12408 alpha_output_function_end_prologue. Use in target struct
12410 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
12411 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
12412 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
12413 ia64_output_function_end_prologue. Use in target struct
12415 (ia64_function_prologue, ia64_funciton_epilogue): Rename
12416 mistyped prototypes.
12417 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
12418 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
12420 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
12421 an use in target struct, make static.
12422 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
12425 2001-07-08 Richard Henderson <rth@redhat.com>
12427 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
12429 2001-07-08 Richard Henderson <rth@redhat.com>
12431 * config/i386/i386.md: Remove constraints strings from define_split
12432 and define_peephole2 patterns.
12433 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
12434 (eh_return): Use them.
12436 2001-07-08 Richard Henderson <rth@redhat.com>
12438 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
12439 Document MD_FALLBACK_FRAME_STATE_FOR.
12441 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12443 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
12444 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
12446 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
12448 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
12450 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
12451 of the label inside NAME as opposed to just the end of NAME.
12453 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
12455 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
12456 * config/alpha/alpha.c (alpha_init_machine_status,
12457 alpha_mark_machine_status, alpha_free_machine_status): Delete.
12458 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
12459 (vms_valid_decl_attribute_p): Make static, conditionally compile.
12460 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
12462 2001-07-06 Stan Shebs <shebs@apple.com>
12464 * target.h (targetm): Rename global from "target", so as not to
12465 conflict with local variables.
12467 * c-typeck.c: Ditto.
12470 * cp/decl.c: Ditto.
12471 * cp/decl2.c: Ditto.
12472 * cp/typeck.c: Ditto.
12473 * 1750a/1750a.c: Ditto.
12474 * a29k/a29k.c: Ditto.
12475 * arc/arc.c: Ditto.
12476 * arm/arm.c: Ditto.
12477 * avr/avr.c: Ditto.
12478 * clipper/clipper.c: Ditto.
12479 * convex/convex.c: Ditto.
12480 * d30v/d30v.c: Ditto.
12481 * dsp16xx/dsp16xx.c: Ditto.
12482 * elxsi/elxsi.c: Ditto.
12483 * fr30/fr30.c: Ditto.
12484 * h8300/h8300.c: Ditto.
12485 * i370/i370.c: Ditto.
12486 * i386/i386.c: Ditto.
12487 * i860/i860.c: Ditto.
12488 * i960/i960.c: Ditto.
12489 * ia64/ia64.c: Ditto.
12490 * m32r/m32r.c: Ditto.
12491 * m68hc11/m68hc11.c: Ditto.
12492 * m68k/m68k.c: Ditto.
12493 * m88k/m88k.c: Ditto.
12494 * mips/mips.c: Ditto.
12495 * ns32k/ns32k.c: Ditto.
12497 * pdp11/pdp11.c: Ditto.
12498 * romp/romp.c: Ditto.
12499 * rs6000/rs6000.c: Ditto.
12501 * sparc/sparc.c: Ditto.
12502 * vax/vax.c: Ditto.
12503 * we32k/we32k.c: Ditto.
12504 * doc/tm.texi: Update the manual to match.
12506 2001-07-06 Richard Henderson <rth@redhat.com>
12508 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
12509 DWARF2_UNWIND_INFO not just whether it is defined.
12511 2001-07-06 Diego Novillo <dnovillo@redhat.com>
12513 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
12514 call to simplify_binary_operation returns a new pattern.
12516 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
12518 * glimits.h (__SHRT_MAX__): New.
12519 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
12520 (SHRT_MAX): Define in terms of __SHRT_MAX__.
12522 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
12524 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
12527 2001-07-06 Richard Henderson <rth@redhat.com>
12529 * bitmap.c (bitmap_release_memory): Move adjacent to the
12530 allocation functions.
12531 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
12532 the implementation. Binary search for the set bit.
12533 (bitmap_union_of_diff): Allocate the temporary on the stack
12534 instead of using xmalloc.
12536 2001-07-06 Richard Henderson <rth@redhat.com>
12538 * genrecog.c (validate_pattern): Warn for constraints in
12539 define_{expand,split,peephole2}. Remove strict_low_part
12540 before looking up match_dup.
12542 2001-07-06 DJ Delorie <dj@redhat.com>
12544 * doc/gcc.texi (Makefile): Rename to be a more general purpose
12545 chapter about various build hints and history. Add section
12546 talking about the various types of native and cross builds.
12548 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
12550 * Makefile.in (final.o): Depend on target.h.
12551 * final.c: Include target.h.
12552 (default_function_pro_epilogue): New.
12553 (final_start_function): Use target structure for function prologues.
12554 (final_end_function): Use target structure for function epilogues.
12555 * fold-const.c (real_hex_to_f): Constify s and p.
12556 * output.h (default_function_pro_epilogue): New.
12557 * real.h (real_hex_to_f): Update prototype.
12558 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
12559 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
12560 (TARGET_INITIALIZER): Update.
12561 * target.h (gcc_target): Add struct asm_out.
12562 * doc/tm.texi: Update.
12565 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
12566 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
12567 in cpu/cpu.c, or rename old functions consistently. Take
12568 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
12569 redundant macros and prototypes. Make new functions static.
12571 * 1750a/1750a.c: Similarly.
12572 * 1750a/1750a.h: Similarly.
12573 * a29k/a29k-protos.h: Similarly.
12574 * a29k/a29k.c: Similarly.
12575 * a29k/a29k.h: Similarly.
12576 * arc/arc-protos.h: Similarly.
12577 * arc/arc.c: Similarly.
12578 * arc/arc.h: Similarly.
12579 * arm/arm-protos.h: Similarly.
12580 * arm/arm.c: Similarly.
12581 * arm/arm.h: Similarly.
12582 * avr/avr-protos.h: Similarly.
12583 * avr/avr.c: Similarly.
12584 * avr/avr.h: Similarly.
12585 * clipper/clipper-protos.h: Similarly.
12586 * clipper/clipper.c: Similarly.
12587 * clipper/clipper.h: Similarly.
12588 * convex/convex.c: Similarly.
12589 * convex/convex.h: Similarly.
12590 * d30v/d30v-protos.h: Similarly.
12591 * d30v/d30v.c: Similarly.
12592 * d30v/d30v.h: Similarly.
12593 * d30v/d30v.md: Similarly.
12594 * dsp16xx/dsp16xx-protos.h: Similarly.
12595 * dsp16xx/dsp16xx.c: Similarly.
12596 * dsp16xx/dsp16xx.h: Similarly.
12597 * elxsi/elxsi.c: Similarly.
12598 * elxsi/elxsi.h: Similarly.
12599 * fr30/fr30.c: Similarly.
12600 * fr30/fr30.md: Similarly.
12601 * h8300/h8300-protos.h: Similarly.
12602 * h8300/h8300.c: Similarly.
12603 * h8300/h8300.h: Similarly.
12604 * i370/i370-protos.h: Similarly.
12605 * i370/i370.c: Similarly.
12606 * i370/i370.h: Similarly.
12607 * i386/i386.c: Similarly.
12608 * i386/osf1elf.h: Similarly.
12609 * i386/osfrose.h: Similarly.
12610 * i860/i860-protos.h: Similarly.
12611 * i860/i860.c: Similarly.
12612 * i860/i860.h: Similarly.
12613 * i960/i960-protos.h: Similarly.
12614 * i960/i960.c: Similarly.
12615 * i960/i960.h: Similarly.
12616 * ia64/ia64-protos.h: Similarly.
12617 * ia64/ia64.c: Similarly.
12618 * ia64/ia64.h: Similarly.
12619 * m32r/m32r-protos.h: Similarly.
12620 * m32r/m32r.c: Similarly.
12621 * m32r/m32r.h: Similarly.
12622 * m68hc11/m68hc11-protos.h: Similarly.
12623 * m68hc11/m68hc11.c: Similarly.
12624 * m68hc11/m68hc11.h: Similarly.
12625 * m68k/crds.h: Similarly.
12626 * m68k/dpx2.h: Similarly.
12627 * m68k/m68k-protos.h: Similarly.
12628 * m68k/m68k.c: Similarly.
12629 * m68k/m68k.h: Similarly.
12630 * m68k/news.h: Similarly.
12631 * m88k/m88k-protos.h: Similarly.
12632 * m88k/m88k.c: Similarly.
12633 * m88k/m88k.h: Similarly.
12634 * mips/mips-protos.h: Similarly.
12635 * mips/mips.c: Similarly.
12636 * mips/mips.h: Similarly.
12637 * ns32k/merlin.h: Similarly.
12638 * ns32k/ns32k.c: Similarly.
12639 * ns32k/ns32k.h: Similarly.
12640 * ns32k/tek6000.h: Similarly.
12641 * pa/pa-protos.h: Similarly.
12642 * pa/pa.c: Similarly.
12643 * pa/pa.h: Similarly.
12644 * pdp11/2bsd.h: Similarly.
12645 * pdp11/pdp11-protos.h: Similarly.
12646 * pdp11/pdp11.c: Similarly.
12647 * pdp11/pdp11.h: Similarly.
12648 * romp/romp-protos.h: Similarly.
12649 * romp/romp.c: Similarly.
12650 * romp/romp.h: Similarly.
12651 * rs6000/rs6000-protos.h: Similarly.
12652 * rs6000/rs6000.c: Similarly.
12653 * rs6000/rs6000.h: Similarly.
12654 * rs6000/sysv4.h: Similarly.
12655 * sh/sh-protos.h: Similarly.
12656 * sh/sh.c: Similarly.
12657 * sh/sh.h: Similarly.
12658 * sparc/sparc-protos.h: Similarly.
12659 * sparc/sparc.c: Similarly.
12660 * sparc/sparc.h: Similarly.
12661 * vax/vax.c: Similarly.
12662 * vax/vax.h: Similarly.
12663 * vax/vms.h: Similarly.
12664 * we32k/we32k.c: Similarly.
12665 * we32k/we32k.h: Similarly.
12667 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
12669 * basic-block.h (first_insn_after_basic_block_note): Declare.
12670 * flow.c (first_insn_after_basic_block_note): Define. Moved
12672 * ssa.c (first_insn_after_basic_block_note): Remove.
12673 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
12675 (ssa_eliminate_dead_code): Properly update the CFG and PHI
12676 nodes when we find a dead conditional branch. Insert BARRIERs
12677 after any blocks with no successors, but which do not have
12680 2001-07-06 Zack Weinberg <zackw@stanford.edu>
12682 * varray.c (varray_check_failed): Use internal_error.
12684 2001-07-05 Andrew Haley <aph@redhat.com>
12686 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
12687 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
12688 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
12690 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
12692 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
12693 reference if the target constant is also a SYMBOL_REF.
12695 2001-07-05 Eric Christopher <echristo@redhat.com>
12697 * config/mips/mips.h (MASK_MIPS3900): Remove.
12698 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
12699 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
12700 (TARGET_MIPS3900): Change to use mips_arch.
12701 (TARGET_MIPS4000): New.
12702 (TARGET_MIPS4100): New.
12703 (TARGET_MIPS4300): New.
12704 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
12705 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
12707 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
12708 (ISA_HAS_BRANCHLIKELY): To here.
12709 (CC1_CPU_SPEC): New.
12710 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
12711 (mips_arch_string): Declare.
12712 (mips_arch): Declare.
12713 (TARGET_OPTIONS): Add -march and -mtune.
12715 * config/mips/mips.c (mips_arch_string): New.
12717 (override_options): Handle -march for codegen and -mtune
12718 for scheduling. Use mips_arch. Move tx39 target default here.
12719 (mips_parse_cpu): Move error message to override_options.
12721 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
12723 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
12725 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
12726 (MIPS Options): Ditto. Change mcpu entry to historical text.
12728 2001-07-05 H.J. Lu (hjl@gnu.org)
12730 * config/mips/mips.c (mips_parse_cpu): New function to parse
12733 2001-07-05 Jim Wilson <wilson@redhat.com>
12735 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
12736 * config/ia64/t-ia64: Likewise.
12737 (LIB1ASMFUNCS): Update comment.
12739 2001-07-05 David Edelsohn <edelsohn@gnu.org>
12741 * doc/install.texi (Install GCC: Binaries): Fix typo.
12743 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12745 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
12746 reference using the stack pointer, adjust it since we push Y
12748 ("*ashrsi3"): Likewise.
12749 ("*lshrsi3"): Likewise.
12751 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
12753 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
12754 when -fomit-frame-pointer is used.
12756 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
12758 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
12759 (try_redirect_by_replacing_jump): Reverse updating properly the
12760 count and frequency information. Reverse removing cc0 setter.
12761 (forwarder_block_p): Reverse fixing for fallthru blocks.
12763 2001-07-05 DJ Delorie <dj@redhat.com>
12765 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
12766 (translate_options): If the above is defined, use it to map
12767 given options to new options.
12768 * doc/tm.texi: Document it.
12770 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
12771 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12773 * doc/invoke.texi (Optimize Options): Document that -fgcse may
12774 cause programs using computed gotos to run more slowly.
12776 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12778 * doc/install.texi (Specific): Markup, spelling and typo fixes.
12780 Consistently require binutils 2.11.2, not prereleases.
12781 (Specific, decstation-*): Canonicalize as mips-dec-*.
12782 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
12784 (Specific, m68k-altos): Removed reference to README.altos, deleted.
12785 (Specific, mips-*): Reword MIPS C compiler requirements.
12786 (Specific, powerpc*-*-*): New, mention --with-cpu once.
12787 (Specific, sunv5): Removed, obsolete.
12789 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
12791 * dwarf2out.c (output_loc_list): Use an all ones mask for
12792 .text asm output and don't rely on long long
12793 literals. Reformat some long lines.
12795 2001-07-05 Andreas Jaeger <aj@suse.de>
12797 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
12800 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12802 * dwarf2out.c (dwarf2out_define): Update comment.
12803 (dwarf2out_undef): Ditto.
12804 (dwarf2out_start_source_file): Ditto.
12805 (dwarf2out_end_source_file): Ditto.
12806 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
12807 since we never call the start/end debug hook for the primary file.
12809 2001-07-04 Kazu Hirata <kazu@hxi.com>
12811 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
12814 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12816 * cppinit.c (remove_dup_dirs): Inform if a system include
12817 directory is being reordered.
12818 * doc/invoke.texi (Directory Options): GCC warns if you hide a
12820 * doc/cpp.texi (Search Paths): Likewise.
12821 * doc/gcc.texi (Interoperation): Remove information about
12824 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
12826 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
12827 (VARRAY_TOP_CHAR_PTR): Likewise.
12829 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12831 * gcc.c (process_command): Don't assign elements of a const char*.
12833 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12835 * emit-rtl.c (change_address): Don't abort if invalid address while
12836 reload is in progress.
12838 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12840 * c-lex.c (cb_file_change): Pass line number to
12841 debug_start_source_file.
12842 (cb_undefine): Pass correct line number to debug_undef.
12844 * toplev.c (debug_start_source_file): Add line number to
12845 parameters. Pass it along to dwarf2out_start_source_file.
12846 (decode_g_option): Stop resetting debug level back to normal when
12847 we change debug formats, unless the current level is
12848 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
12851 * toplev.h (debug_start_source_file): Add line number to
12854 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
12857 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
12859 Output debug_macinfo data for starting file if requested.
12860 (dwarf2out_end_source_file): Output debug_macinfo data for ending
12862 (dwarf2out_define): Output debug_macinfo data for defining a macro
12864 (dwarf2out_undef): Output debug_macinfo data for undefining a
12865 macro if requested.
12866 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
12867 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
12868 (macinfo_section_label): New. DWARF2 macro info section label.
12869 (dwarf2out_init): If we want macro info, output the start label
12871 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
12872 attribute to the compilation unit die pointing to the macro info.
12874 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
12876 * dwarf2out.c (new_loc_list): Move to inside #ifdef
12877 DWARF2_DEBUGGING_INFO.
12878 (add_loc_descr_to_loc_list): Ditto.
12879 (output_loc_list): Ditto.
12880 Also, fix thinko in curr not being initialized.
12881 (gen_internal_sym): Ditto.
12883 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12885 * emit-rtl.c (replace_equiv_address): New function.
12886 * expr.h (replace_equiv_address): New declaration.
12887 * explow.c (validize_mem): Call it instead of change_address and
12888 also call if -fforce-addr and address is constant.
12889 * expr.c: Replace more calls to change_address with adjust_address
12890 and/or replace_equiv_address or to validize_mem.
12891 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
12892 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
12893 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
12894 * config/i370/i370.md, config/i860/i860.md: Likewise.
12895 * config/i960/i960.md, config/mips/mips.c: Likewise.
12896 * config/mips/mips.md, config/pa/pa.md: Likewise.
12897 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
12898 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
12900 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12902 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
12904 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
12907 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
12909 * doc/include: New directory.
12910 * doc/fdl.texi: Move to doc/include/fdl.texi.
12911 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
12912 * doc/include/funding.texi, doc/include/gpl.texi: New files.
12913 * doc/gcc.texi: Use funding.texi and gpl.texi.
12914 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
12915 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
12916 Update dependencies and use -I $(docdir)/include.
12918 2001-07-04 Anthony Green <green@redhat.com>
12920 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
12922 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12924 * doc/install.texi (sparc64-*-*): Remove garbage.
12926 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
12928 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
12929 Fix typo in last change to use adjust_address.
12931 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12933 * doc/install.texi (Specific): Update information for *-*-solaris*.
12935 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12937 * explow.c (plus_constant_wide): Reinitialize Y for restart.
12939 2001-07-03 Stan Shebs <shebs@apple.com>
12941 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
12942 case for flag_no_mach_text_sections.
12943 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
12944 * config/darwin.c (flag_no_mach_text_sections): Remove.
12945 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
12947 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12949 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
12950 and avoid checking for constant as first operand.
12951 * recog.c (find_constant_term_loc): No longer static.
12952 (adj_offettable_operand): Delete.
12953 * rtl.h (adj_offsettable_operand): Delete declaration.
12954 (find_constant_term): Add declaration.
12955 * caller-save.c: Replace calls to adj_offsettable_operand with calls
12957 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
12958 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
12959 * config/i386/i386.c, config/i386/i386.md: Likewise.
12960 * config/i860/i860.c, config/i960/i960.c: Likewise.
12961 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
12962 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
12963 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
12964 * config/mips/mips.c, config/mips/mips.md: Likewise.
12965 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
12966 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
12967 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
12968 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
12969 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
12970 * config/ns32k/ns32k.md: Likewise.
12972 2001-07-03 Zack Weinberg <zackw@stanford.edu>
12974 * rtl.c (copy_rtx): Handle 'T' format letter.
12975 * gensupport.c (collect_insn_data): Likewise.
12976 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
12978 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
12980 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
12981 -B option. Use 'dir' not 'foo' as example directory name.
12983 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12985 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12986 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
12988 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
12990 * doc/cppinternals.texi: Improve formatting and logical markup.
12992 2001-07-03 Andreas Jaeger <aj@suse.de>
12994 * Makefile.in (insn-recog.o): Add dependency on reload.h.
12996 * genrecog.c (write_header): Include reload.h for prototypes in
12999 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
13002 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
13003 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
13004 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
13005 i386_pe_valid_type_attribute_p): Add.
13006 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
13007 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
13009 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13011 * explow.c (plus_constant_wide, case LO_SUM): New case.
13012 (plus_constant_for_output_wide): Delete.
13013 * rtl.h (plus_constant_for_output): Delete.
13014 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
13015 instead of plus_constant_for_output.
13016 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
13017 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
13018 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
13019 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
13020 * config/sparc/sparc.md: Likewise.
13021 Convert some change_address calls to adjust_address.
13023 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
13025 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
13026 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
13027 documentation of -std and -Wwrite-strings.
13029 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13031 * cse.c (canon_hash): Don't register registers in very small
13032 register classes, as extending their lifetime might cause
13035 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
13037 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
13039 * flow.c (forwarder_block_p): Fix for fallthru blocks.
13040 (try_redirect_by_replacing_jump): Update properly the count
13041 and frequency information.
13043 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
13045 * toplev.c (dump_file_index): Move SSA dumps just after first
13047 (dump_file): Corresponding changes.
13048 (rest_of_compilation): Move SSA path to just after the first
13050 * doc/gcc.texi (Passes): Update due to movement of SSA path.
13051 * doc/invoke.texi: Update dump file #s as they were completely
13052 out of date with reality.
13054 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
13056 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
13058 * expr.c (emit_move_insn_1): Deal with non-default
13061 * expr.c (emit_single_push_insn): Fix warning.
13063 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
13065 * expr.c (emit_move_insn_1): Avoid modifying
13066 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
13068 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13070 * emit-rtl.c (adjust_address): New function.
13071 * expr.h (adjust_address): Add declaration.
13072 * builtins.c: Replace some calls to change_address with calls to it
13073 or to validize_mem.
13074 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
13075 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
13076 * config/arm/arm.c, config/convex/convex.c: Likewise.
13077 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
13078 * config/i386/i386.c, config/i386/i386.md: Likewise.
13079 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
13080 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
13081 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
13082 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
13083 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
13085 2001-07-02 Jim Wilson <wilson@redhat.com>
13087 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
13089 2001-07-02 Steve Ellcey <sje@cup.hp.com>
13091 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
13092 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
13094 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13096 * cppinit.c (lang_defaults): New table.
13097 (set_lang): Just read from lang_defaults into the live options
13100 2001-07-02 Zack Weinberg <zackw@stanford.edu>
13102 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
13103 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
13104 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
13106 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13108 * doc/install.texi: Various spelling and markup fixes.
13109 (Installing GCC): Component specific installation instructions are
13112 Warn about removing old install dir in the presence of shared libs.
13113 (Configuration): Invoke with options target to match configure
13115 Consistently refer to gas, gld pathnames.
13116 Invert --enable-multilib documentation.
13117 Remove references to old compiler versions.
13119 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13121 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
13123 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13125 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
13127 (Specific, mips*-sgi-irix5): Note IDO download.
13128 Reworded MIPS C hints.
13129 Use GNU as instead of GAS.
13131 Removed SGI Freeware reference, IRIX 6 only.
13132 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
13133 Note N64 library requirement/workaround.
13135 Complete list of structure passing bug victims.
13137 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13139 * doc/install.texi: Remove CVS Id.
13141 2001-07-02 Andreas Jaeger <aj@suse.de>
13143 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
13144 (find_inherently_necessary): Remove unused variable.
13146 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
13148 * c-common.h (TDI_inlined): New ast dump phase.
13149 (dump_flag_name): New function.
13150 * c-dump.c (dump_files): Add inlined phase.
13151 (dump_flag_name): Define.
13152 * doc/invoke.texi (-fdump-ast-inlined): Document.
13154 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13156 * stor-layout.c (layout_decl): Revert change to handling of alignment
13159 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13161 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
13164 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
13166 * doc/tm.texi (FUNCTION_ARG): Document that the last call
13169 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
13171 * tlink.c (recompile_files): Remove COMPILER_PATH and
13172 LIBRARY_PATH from the environment.
13174 2001-07-01 Zack Weinberg <zackw@stanford.edu>
13176 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
13177 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
13179 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
13181 * c-parse.in (OBJC_STRING): Kill.
13182 (objc_string): Decompose to [objc_string] '@' STRING.
13183 (reswords): Take the leading '@' off all the Objective C keywords.
13184 (objc_rid_sans_at): Kill.
13185 (init_reswords): Don't initialize it.
13186 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
13187 (_yylex): Kill reconsider label. Look ahead one token after
13188 an '@'; if we get an identifier, check whether it's an
13189 Objective C @-keyword. If so, return the keyword. Otherwise,
13190 put back the token and return the '@' as a terminal.
13192 * cpplib.c (lex_macro_node): Remove unnecessary check for
13193 leading '@' on identifier. Clarify control flow and commentary.
13195 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13197 * cse.c (new_label_ref): Variable deleted.
13198 (insert): Remove set of new_label_ref.
13199 (check_for_label_ref): New function.
13200 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
13202 See ChangeLog.5 for earlier changes.