1 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3 * config/mips/mips-protos.h: Break up long lines.
4 Remove needless #ifdef/#endif blocks.
5 Don't declare functions declared in file made by genpreds or recog.h.
6 * config/mips/mips.c (mips_output_function_prologue): TSIZE
7 is now HOST_WIDE_INT; delete unneeded casts.
8 * config/mips/mips.h: Don't use #elif.
10 * expr.c (stor_constructor_field): Always call adjust_address.
11 Copy TARGET before changing its alias set.
12 (store_field): Likewise, for TO_RTX.
13 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
15 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
16 (find_placeholder): Return 0 if can't find object.
17 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
20 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
22 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
24 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
26 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
27 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
28 (merge_blocks): Properly udpate life after making edge nonfallthru.
29 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
31 2001-10-26 Kazu Hirata <kazu@hxi.com>
33 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
35 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
37 * c-typeck.c (convert_arguments): When comparing for enumeral
38 type equality, use TYPE_MAIN_VARIANT.
39 * gcc.dg/Wconversion.c: New tests.
41 2001-10-26 Kazu Hirata <kazu@hxi.com>
43 * s390/s390.c: Fix comment typos.
44 * s390/s390.h: Likewise.
45 * s390/s390.md: Likewise.
47 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
49 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
50 (walk_tree): Use it for tail calls where appropriate.
52 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
54 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
57 2001-10-26 Kazu Hirata <kazu@hxi.com>
59 * config/h8300/h8300.md (4 anonymous patterns): New.
61 2001-10-26 Kazu Hirata <kazu@hxi.com>
63 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
64 algorithm through the shift_info structure.
65 (emit_a_shift): Update the use of get_shift_alg.
67 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
69 * sched-rgn.c: Remove bitset typedef.
70 Change bitset to sbitmap in prototypes / variable types.
74 s/BITSET_ADD/SET_BIT/g
75 s/BITSET_INVERT/sbitmap_ones/g
76 s/BITSET_INTER/sbitmap_a_and_b/g
77 s/BITSET_UNION/sbitmap_a_or_b/g
78 s/BITSET_DIFFER/sbitmap_difference/g
79 s/bitset_member/TEST_BIT/g
81 (bitset_member): Removed.
82 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
83 EXECUTE_IF_SET_IN_SBITMAP.
84 (split_edges): Rewrite, use sbitmap functions instead of bitset
86 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
88 2001-10-26 Andreas Schwab <schwab@suse.de>
90 * reload1.c (emit_input_reload_insns): Fix parens in last
91 (undocumented) change that was supposed to change only whitespace.
93 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
95 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
97 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
100 2001-10-26 Andreas Jaeger <aj@suse.de>
102 * flow.c (clear_log_links): Remove unused variable.
103 * cfgcleanup.c (cleanup_cfg): Likewise.
105 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
107 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
108 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
110 2001-10-26 Richard Henderson <rth@redhat.com>
112 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
113 rename PV_REG to R27_REG.
114 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
115 (REG_CLASS_FROM_LETTER): Update.
116 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
117 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
118 (udivsi3, modsi3, umodsi3): Likewise.
119 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
121 2001-10-26 Richard Henderson <rth@redhat.com>
123 * cfg.c (clear_aux_for_blocks): Split out of ...
124 (free_aux_for_blocks): here.
125 (clear_aux_for_edges): Split from ...
126 (free_aux_for_edges): here.
127 * basic-block.h: Declare them.
128 * lcm.c (compute_antinout_edge): Use them.
129 (compute_laterin, compute_available, compute_nearerout): Likewise.
130 (optimize_mode_switching): Likewise.
132 2001-10-26 Richard Henderson <rth@redhat.com>
134 * Makefile.in (unstage*): Remove as, ld, collect-ld before
135 moving everything back to the main build directory.
137 2001-10-26 Christopher Faylor <cgf@redhat.com>
139 * config/i386/cygwin.h: Search target specfic include directory, if
142 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
144 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
145 of macro guards. Fix #endif comment.
147 * output.h (default_exception_section, default_eh_frame_section):
148 Move prototypes outside of macro guard.
150 * crtstuff.c: Fix #endif comment.
152 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
154 * doc/md.texi (movMM): Clarify semantics of storing into a
155 non-paradoxical SUBREG.
157 2001-10-25 Zack Weinberg <zack@codesourcery.com>
159 * langhooks.c (lang_hook_default_clear_binding_stack): New.
160 (lang_hook_default_get_alias_set): Move next to other alias
162 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
163 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
164 (LANG_HOOKS_INITIALIZER): Add it.
165 * toplev.h (struct lang_hooks): Add clear_binding_stack.
166 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
167 instead of a loop calling poplevel.
169 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
171 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
172 occurrences of #elif with #if...#endif.
174 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
176 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
178 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
180 * alias.c (can_address_p): No longer static.
181 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
182 Return 0 if all parameters are default values.
183 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
184 (adjust_address_1): Try harder to compute a size.
185 * expr.c (expand_assignment, store_constructor): If can't address,
186 set MEM_KEEP_ALIAS_SET_P.
187 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
188 (store_field): Likewise.
189 (store_constructor): Simplify call to store_constructor_field.
190 * expr.h (can_address_p): New declaration.
191 * gensupport.c (gen_rtx_CONST_INT): New function.
192 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
193 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
194 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
196 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
198 2001-10-24 Christopher Faylor <cgf@redhat.com>
200 * config/i386/cygwin.h: Use proper path for mingw crt files when
203 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
205 * dwarf2out.c (file_info_cmp): Always return consistent results.
207 2001-10-24 Roger Sayle <roger@eyesopen.com>
209 * stmt.c (expand_end_case): Index jumptables from zero for
210 suitably small values of minval.
212 2001-10-24 Jakub Jelinek <jakub@redhat.com>
214 * stor-layout.c (place_union_field): If any field was aligned with
215 attribute aligned, set record type's TYPE_USER_ALIGN.
216 (place_field): Likewise.
217 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
218 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
220 2001-10-24 Zack Weinberg <zack@codesourcery.com>
222 * c-common.h (struct c_common_identifier): Remove rid_code field.
223 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
225 * c-typeck.c (constructor_designated): New local flag.
226 (struct constructor_stack): Add "designated" field to match.
227 (start_init): Clear it.
228 (really_start_incremental_init, push_init_level): Push and
230 (pop_init_level): Pop it.
231 (set_designator): Set it.
233 (pop_init_level): Suppress "missing initializer" warnings if
234 constructor_designated is true.
235 (process_init_element): Suppress warning about union
236 initialization under traditional C, if constructor_designated
239 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
241 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
244 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
246 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
248 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
250 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
251 the node was already a set to a constant.
253 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
255 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
256 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
258 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
260 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
261 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
262 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
263 * s390.c (s390_final_chunkify): Don't use string concatenation.
264 (s390_function_prologue, s390_function_epilogue): Const-ify.
265 * s390.h (FUNCTION_PROFILER): Remove unused variable.
267 2001-10-24 Jakub Jelinek <jakub@redhat.com>
269 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
272 2001-10-23 Stan Shebs <shebs@apple.com>
274 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
275 -traditional-cpp in first-stage compilation.
277 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
279 * gensupport.c (target_flags): Add.
281 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
283 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
285 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
286 * except.c (expand_builtin_frob_return_addr): Likewise.
287 (expand_builtin_eh_return): Likewise.
288 * stmt.c (expand_computed_goto): Likewise.
289 * explow.c (memory_address): Likewise.
290 (allocate_dynamic_stack_space): Clean up predicate testing.
291 (probe_stack_range): Convert SIZE to Pmode.
292 * calls.c (rtx_for_function_call): Only call convert_memory_address
294 Pass function call operand as ptr_mode, not Pmode.
295 * expr.c (expand_assignment): Clean up calls to convert_memory
296 address by only doing so when needed and making offsets Pmode.
297 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
298 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
299 is in Pmode, not ptr_mode.
301 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
303 * darwin-protos.h (constructor_section, destructor_section,
304 mod_init_section, mod_term_section): Prototype.
305 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
307 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
309 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
310 objc_section_init declaration.
311 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
312 (objc_section_init, try_section_alias): Make static.
313 (alias_section): Make static and hide unused function.
314 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
316 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
318 * alias.c (can_address_p): Compnonents are not addressable if
319 the containing type has alias set 0.
320 (get_alias_set): Rework to use STRIP_NOPS.
321 Only call front-end routine on object, type, or object with
322 NOPs stripped, not inner values.
323 Use language hook to call front-end routine.
324 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
325 (expand_builtin_apply): Call set_mem_align on MEMs we make.
326 Don't pass alignment to emit_block_move.
327 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
328 (expand_builtin_memset): Likewise, but for clear_storage.
329 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
330 and remove C++ specific parts.
331 * c-common.h (c_common_get_alias_set): Add declaration.
332 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
333 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
334 (save_fixed_argument_area): Call set_mem_align.
335 Remove alignment in call to emit_block_move.
336 (emit_library_call_value_1, store_one_arg): Likewise.
337 (target_for_arg): Remove; disabled long ago.
338 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
339 once and similar cleanups.
340 (offset_address): Use proper introductory comment.
341 * expr.c (emit_block_move): Use alignment from that of MEM args, not
342 from explicit operand; all callers changed.
343 (clear_storage): Likewise.
344 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
345 (store_field): Remove kludge on alias set used for to_rtx.
346 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
347 (expand_expr_unaligned): Call set_mem_attributes instead of
349 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
350 * function.c (assign_stack_temp_for_type): Set MEM alignment.
351 (expand_function_end): Track MEM attributes of trampolines.
352 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
353 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
354 attributes from original.
355 * langhooks.c (lang_hook_default_get_alias_set): New function.
356 (hook_get_alias_set_0): New function.
357 * langhooks.h (hook_get_alias_set_0): New declaration.
358 (lang_hook_default_get_alias_set): Likewise.
359 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
360 * reload1.c (alter_reg): Use adjust_address_nv.
361 * rtl.c (get_mode_alignment): Moved to here.
362 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
363 change default if unknown from 1 to BITS_PER_UNIT.
364 * stor-layout.c (get_mode_alignment): Remove from here.
365 * toplev.h (struct lang_hoks): Add get_alias_set field.
366 * tree.h (lang_get_alias_set): Delete declaration.
367 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
368 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
369 (ix86_va_arg): Likewise.
370 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
371 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
372 * config/sparc/sparc.c (sparc_va_arg): Likewise.
373 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
374 (expand_block_move_mem): Remove dead code.
376 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
378 * c-common.c (warn_div_by_zero): New.
379 * c-common.h (warn_div_by_zero): New.
380 * c-decl.c (c_decode_option): Take it on the command line.
381 * c-typeck.c (build_binary_op): Warn about division by zero.
382 * doc/invoke.texi: Document the new command line option, fix
383 documentation of -Wmultichar.
384 * testsuite/gcc.dg/divbyzero.c: New tests.
385 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
387 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
389 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
391 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
392 to avoid update_life_info call.
393 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
394 * cfgcleanup.c (bb_flags): New enum.
395 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
396 (notice_new_block, update_forwarder_flag): New functions.
397 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
398 (try_forward_edges): Likewise; update flags.
399 (merge_blocks): Likewise.
400 (outgoing_edges_match): Likewise.
401 (try_crossjump_to_edge): Likewise.
402 (try_optimize_cfg): Likewise; initialize and clear the flags;
403 recompute life info if needed.
404 (cleanup_cfg): No need to clear aux pointers.
406 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
408 * config/i386/i386.c (override_options): Default to minimum
409 stack alignment when optimizing for code size.
410 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
413 * config/i386/i386.c (override_options): Set upper limit of
414 -mpreferred-stack-boundary to 12.
416 2001-10-22 Zack Weinberg <zack@codesourcery.com>
418 * recog.c (peephole2_optimize): Add default case to switch.
420 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
422 * doc/gcc.texi (Sending Patches): Remove.
424 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
426 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
427 fields when comparing.
429 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
431 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
432 * arm.c (HOST_INT, HOST_UINT): Likewise.
434 2001-10-22 Stan Shebs <shebs@apple.com>
436 * config/darwin-protos.h (darwin_exception_section): Declare.
437 (darwin_eh_frame_section): Declare.
439 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
441 * i386.md (movti_rex64): Fix mode.
443 2001-10-22 Stan Shebs <shebs@apple.com>
445 * target.h (struct gcc_target): Add asm_out.exception_section,
446 asm_out.eh_frame_section.
447 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
448 (TARGET_ASM_EH_FRAME_SECTION): New.
449 (TARGET_INITIALIZER): Update.
450 * output.h (default_exception_section): Declare.
451 (default_eh_frame_section): Declare.
452 * dwarf2out.c: Include target.h.
453 (output_call_frame_info): Call target hook for eh frames.
454 (default_eh_frame_section): New function.
455 * except.c: Include target.h.
456 (output_function_exception_table): Call target hook for exception
458 * varasm.c (default_exception_section): Rename from
459 exception_section, remove EXCEPTION_SECTION macro.
461 * config/darwin.h (darwin_eh_frame_section): New function.
462 (EXCEPTION_SECTION): Remove.
463 (TARGET_ASM_EXCEPTION_SECTION): Define.
464 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
465 (nextstep_exception_section): New function.
466 (nextstep_eh_frame_section): New function.
467 (TARGET_ASM_EXCEPTION_SECTION): Define.
468 (TARGET_ASM_EH_FRAME_SECTION): Define.
470 * config/pa/som.h (EXCEPTION_SECTION): Remove.
471 (TARGET_ASM_EXCEPTION_SECTION): Define.
472 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
473 (EXCEPTION_SECTION): Remove.
474 (TARGET_ASM_EXCEPTION_SECTION): Define.
475 * config/stormy16/stormy16.h: Remove comments referencing
476 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
478 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
479 TARGET_ASM_EH_FRAME_SECTION.
481 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
483 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
486 * c-format.c: Fix spelling typo in comment.
488 * sched-int.h: Fix typo in GCC preamble.
490 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
493 * doc/invoke.texi: Remove references to -fdump-translation-unit.
495 2001-10-22 Richard Henderson <rth@redhat.com>
497 * config/i386/i386.c (ix86_expand_clear): New.
498 * config/i386/i386-protos.h: Declare it.
499 * config/i386/i386.md (setcc peep2s): Use it.
500 (movsi_xor): Unexport.
502 2001-10-22 Richard Henderson <rth@redhat.com>
504 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
505 free_EXPR_LIST_list for LOG_LINKS.
507 2001-10-21 Robert Lipe <robertlipe@usa.net>
509 * config/i386/i386.c (sco_asm_named_section): Delete.
510 (sco_asm_out_constructor): Delete.
511 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
512 (ASM_OUTPUT_DOUBLE_INT): Likewise.
513 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
514 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
515 (EXCEPTION_SECTION): Delete EH scn renaming hack.
517 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
519 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
520 and/or fold extra calls into fewer ones.
521 * collect2.c (dump_file): Likewise.
522 * cppexp.c (parse_number): Likewise.
523 * cpplex.c (_cpp_lex_direct): Likewise.
524 * final.c (output_asm_insn, asm_fprintf): Likewise.
525 * fix-header.c (inf_scan_ident, main): Likewise.
526 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
528 * fold-const.c (real_hex_to_f): Likewise.
529 * gen-protos.c (parse_fn_proto): Likewise.
530 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
531 * genrecog.c (change_state, write_action): Likewise.
532 * gensupport.c (shift_output_template): Likewise.
533 * local-alloc.c (requires_inout): Likewise.
534 * mips-tfile.c (IS_ASM_IDENT): Likewise.
535 * protoize.c (is_id_char, main): Likewise.
536 * real.c (asctoeg): Likewise.
537 * recog.c (asm_operand_ok): Likewise.
538 * reload.c (find_reloads): Likewise.
539 * scan.c (scan_identget_token): Likewise.
540 * sched-vis.c (print_value): Likewise.
541 * stringpool.c (ggc_alloc_string): Likewise.
542 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
543 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
544 * tradcpp.c (rescan): Likewise.
545 * tree.c (clean_symbol_name): Likewise.
546 * varasm.c (decode_reg_name): Likewise.
548 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
549 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
550 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
551 * m88k.c (output_ascii): Likewise.
552 * m88k.h (OVERRIDE_OPTIONS): Likewise.
553 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
554 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
555 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
557 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
559 * langhooks.c (lang_hook_default_do_nothing,
560 lang_hook_default_decode_option): New defaults.
561 * langhooks.h: Make hooks unconditional and non-NULL.
562 * toplev.c (compile_file, toplev_main): Update.
563 * toplev.h: Update comments.
564 * objc/objc-act.c (lang_hooks): Update to new paradigm.
566 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
568 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
570 * system.h (IN_RANGE): New macro.
572 2001-10-21 Zack Weinberg <zack@codesourcery.com>
574 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
575 INTLDEPS variable, which does not include $LIBICONV.
576 * Makefile.in: Use INTLDEPS in LIBDEPS.
577 * configure: Regenerate.
579 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
581 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
582 * cpplex.c (lex_percent, lex_dot): Remove.
583 (get_effective_char, skip_block_comment, skip_line_comment,
584 parse_identifier_slow, parse_number, parse_string, save_comment,
585 _cpp_lex_direct): Update to do lookback freely.
586 (IF_NEXT_IS, BACKUP): New macros.
587 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
588 * cppmacro.c (paste_tokens): Update.
590 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
592 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
594 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
596 * reload1.c (reload): Check CONSTANT_P before calling
597 LEGITIMATE_PIC_OPERAND_P.
598 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
599 workaround of 2001-10-13.
601 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
603 * i386.c (split_di): Handle splitting of DFmode.
605 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
607 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
608 (adjust_address_1, offset_address): Likewise.
610 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
611 (output_asm_insn): Call it for each line output.
612 Don't record an operand more than once.
614 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
615 * main.c: Include config.h and system.h, but not ansidecl.h.
616 * Makefile.in (main.o): Update accordingly.
618 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
620 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
622 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
624 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
625 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
627 (find_sub_basic_blocks): ... here;
628 (find_many_sub_basic_blocks): New.
629 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
631 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
633 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
635 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
637 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
638 * flow.c (update_life_info): Measure time.
639 * c-decl.c: Include timevar.h
640 (c_expand_body): Measure time.
641 * toplev.c (rest_of_compilation): Measure time of mode switching
643 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependancy.
645 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
646 (lang_independent_options): Add asynchronous-unwind-tables
647 (toplev_main): flag_asynchronous_unwind_tables implies
649 * flags.h (flag_asynchronous_unwind_tables): Declare.
650 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
651 flag_asynchronous_unwind_tables.
652 (output_call_frame_info): Likewise.
653 * invoke.texi (-fasynchronous-unwind-tables): Document.
654 * i386.c (optimization_options): Enable
655 flag_asynchronous_unwind_tables.
657 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
658 * i386.md (s* expanders): Destination is QImode.
660 * toplev.c (rest_of_compilation): Do not call clear_log_links.
661 * rtl.h (clear_log_links): Kill.
662 * flow.c (clear_log_links): Make static; accept blocks parameter;
663 do no clear life info.
664 (update_life_info): Call clear_log_links.
666 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
668 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
670 * cpplex.c (handle_newline, skip_escaped_newlines,
671 get_effective_char, skip_block_comment, skip_line_comment,
672 parse_identifier_slow, parse_number, parse_string,
673 _cpp_lex_direct): Update to do more stepping back.
674 (trigraph_ok): Similarly. Rename trigraph_p.
675 (SAVE_STATE, RESTORE_STATE): Remove.
676 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
678 * cpplib.c (destringize): Rename destringize_and_run, and
679 call run_directive directly.
680 (_cpp_do__Pragma): Simplify.
682 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
684 * pe.c (arm_pe_unique_section): Const-ify.
685 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
686 (switch_to_section): Add static prototype.
688 * output.h (drectve_section): Prototype.
690 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
692 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
693 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
694 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
695 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
696 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
697 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
698 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
699 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
700 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
701 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
702 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
703 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
704 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
705 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
706 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
707 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
708 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
709 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
710 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
711 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
712 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
713 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
714 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
715 cris-*-none, cris-*-linux*: Update ${tmfile} list.
716 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
717 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
718 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
719 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
720 v850-*-*): Delete superflous ${cpu_type} setting.
721 * config/linux.h: Delete svr4.h include.
722 (SET_ASM_OP): Delete.
723 * config/netware.h (INT_ASM_OP): Undef before define.
724 * config/ptx4.h: Delete elfos.h include.
725 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
726 * config/svr4.h: Delete elfos.h include. Update commentary.
727 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
728 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
729 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
730 config/v850/v850.h: Delete svr4.h include.
731 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
732 config/m68k/m68kv4.h, config/m88k/sysv4.h,
733 config/sparc/sysv4.h: Update includes.
734 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
735 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
736 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
737 config/m88k/dguxbcs.h: Delete includes.
738 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
739 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
740 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
742 * config/m88k/dgux.h: Delete include.
743 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
745 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
746 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
747 * config/sh/elf.h: Update include.
748 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
749 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
751 2001-10-19 Catherine Moore <clm@redhat.com>
753 * config/stormy16/stormy-abi: Updates to varargs descriptions.
754 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
755 base and count fields.
756 (stormy16_expand_builtin_va_start): last_reg_count changed to
757 size_of_reg_args. Use count + size in first comparison.
759 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
761 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
762 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
763 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
764 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
765 Set alignment from type if INDIRECT_REF.
766 (adjust_address_1, offset_address): Simplify alignment compuitation.
767 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
768 here; done by set_mem_attributes.
770 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
772 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
773 * arm-protos.h (rdata_section, zero_init_section, common_section):
775 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
776 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
777 traditional mode stringification.
778 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
779 in macros controling its use.
780 * rtlanal.c: Include tm_p.h.
781 * varasm.c (asm_output_aligned_bss): Mark parameter with
783 (assemble_constant_align, assemble_start_function, assemble_align,
784 assemble_variable, assemble_trampoline_template,
785 output_constant_def_contents): Wrap potentially empty if-stmt body
788 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
790 * a29k-protos.h (literal_section): Prototype.
791 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
792 * a29k.md: Ensure function pointers are prototyped.
793 * genattrtab.c (write_eligible_delay): Mark parameter with
796 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
798 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
799 * 1750a.c (print_operand): Fix format specifier warning.
800 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
801 * 1750a.md: Likewise.
802 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
803 * genemit.c (output_add_clobbers): Mark parameter with
805 * genrecog.c (write_subroutine): Likewise.
806 * integrate.c (expand_inline_function): Delete unused variable.
807 * varasm.c (remove_from_pending_weak_list): Wrap with
810 2001-10-19 Jakub Jelinek <jakub@redhat.com>
812 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
813 field is different to previous argument's neg field.
815 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
817 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
819 * final.c (get_decl_from_op): New function.
820 (output_asm_insn): Call it; write "*" when item with decl is address.
822 2001-10-19 Janis Johnson <janis187@us.ibm.com>
824 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
825 about 64-bit support from the 3.0_branch version.
827 2001-10-19 Zack Weinberg <zack@codesourcery.com>
829 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
830 USE_INCLUDED_LIBINTL when appropriate.
831 * configure, config.in: Regenerate.
832 * Makefile.in (datadir): Set to @datadir@.
833 (intl.o): Also depend on $(CONFIG_H) and system.h.
835 * intl.c: Factor out common gettext initialization sequence.
836 (gcc_init_libintl): New function.
837 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
838 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
839 off NLS. Add multiple include guard. No need to #ifdef-guard
840 an #undef. Prototype gcc_init_libintl here.
842 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
843 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
844 Use gcc_init_libintl.
846 2001-10-19 Catherine Moore <clm@redhat.com>
848 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
850 * config/stormy16/stormy16.c (stormy16_split_move): Make
851 sure that REG_INC notes are present for auto_inc operands.
853 2001-10-19 Andreas Jaeger <aj@suse.de>
855 * configure: Regenerated.
856 * configure.in: Add x86_64 to switch statements.
858 2001-10-18 Richard Henderson <rth@redhat.com>
860 * config/alpha/alpha.md (sibcall_osf_1): Load destination
861 address into $27 explicitly.
862 (sibcall_value_osf_1): Likewise.
864 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
866 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
867 (offset_address): New function.
868 (free_emit_status): Free regno_decl.
869 (init_emit): Pass proper number of elements to xcalloc.
871 (mark_emit_status): Mark regno_decl values.
872 * expr.c (highest_pow2_factor): New function.
873 (expand_assigment): Use it and offset_address.
874 Properly handle ptr_mode vs. Pmode in offset calculation.
875 (store_constructor, expand_expr_unaligned): Likewise.
876 (expand_expr, case COMPONENT_EXPR): Likewise.
877 * expr.h (offset_address): New decl.
878 * function.h (struct emit_status): Add regno_decl.
879 (REGNO_DECL): New macro.
880 * final.c (output_asm_name): Move in file and don't conditionalize
881 on flag_print_asm_name.
882 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
883 Output names of operands, if known.
884 * function.c (assign_parms): Set REGNO_DECL.
885 * integrate.c (integrate_decl_tree): Likewise.
886 * stmt.c (expand_decl): Likewise.
887 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
889 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
891 * attribs.c (handle_noinline_attribute): New function.
892 (handle_used_attribute): Likewise.
893 (c_common_attribute_table): Added noinline and used.
894 * doc/extend.texi (Function Attributes): Document them.
895 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
896 Warn when merging inline with attribute noinline.
897 (start_decl, start_function): Warn if inline and attribute
898 noinline appear in the same declaration.
900 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
902 * config.gcc: Update c4x and i370 for C front end-specific
904 * config/c4x/c4x-c.c: New.
905 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
906 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
908 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
909 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
911 (c4x_init_pragma): Remove.
912 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
913 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
914 c4x_pr_ignored): Move to c4x-c.c.
915 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
916 * config/c4x/t-c4x: Update.
917 * config/i370/i370-c.c: New.
918 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
919 (i370_pr_map): Move to i370-c.c.
920 * config/i370/t-i370: New.
922 * doc/tm.texi: Update.
924 2001-10-17 Stan Shebs <shebs@apple.com>
926 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
927 typo fixes throughout.
928 (machopic_output_stub): Remove some dead code.
930 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
932 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
935 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
937 * Makefile.in (print-rtl.o): Depend on TREE_H.
938 * alias.c (get_alias_set): Make two passes over objects to first
939 see if inner object is access via restricted pointer.
940 Defer allocating alias set for restricted pointer until here.
941 Call find_placeholder with second arg nonzero.
943 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
944 set for restricted pointer types.
945 * emit-rtl.c (set_mem_attributes): Set more attributes.
946 (set_mem_align, change_address, adjust_address_1): New functions.
947 (change_address_1): Now static.
948 (adjust_address, adjust_address_nv): Deleted.
949 (replace_equiv_address): Call change_address_1.
950 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
951 (find_placeholder): Get starting point from PLIST arg.
952 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
953 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
954 (adjust_address, adjust_address_nv): New macros.
955 * print-rtl.c (tree.h): New include.
956 (print_rtx, case MEM): Print all memory attributes.
958 2001-10-17 Richard Henderson <rth@redhat.com>
960 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
962 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
964 * c-tree.texi: Eliminate duplicated word.
965 * cpp.texi: Likewise.
966 * install.texi: Likewise.
967 * invoke.texi: Likewise.
970 2001-10-17 Michael Collison <collison@isisinc.net>
972 * dsp16xx.c: Fix comment formatting to match GNU standards.
973 (dsp16xx_output_function_prologue): Change type of 'size'
974 parameter from 'int' to HOST_WIDE_INT.
975 (dsp16xx_output_function_epilogue): Change type of 'size'
976 parameter from 'int' to HOST_WIDE_INT.
978 2001-10-16 Richard Henderson <rth@redhat.com>
980 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
981 * configure, config.in: Rebuild.
983 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
984 (ix86_output_addr_diff_elt): New.
985 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
986 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
987 (JUMP_TABLES_IN_TEXT_SECTION): New.
988 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
989 * config/i386/i386-protos.h: Update.
991 * config/i386/386bsd.h, config/i386/beos-elf.h,
992 config/i386/freebsd-aout.h, config/i386/freebsd.h,
993 config/i386/i386-interix.h, config/i386/i386elf.h,
994 config/i386/linux.h, config/i386/netbsd-elf.h,
995 config/i386/netbsd.h, config/i386/openbsd.h,
996 config/i386/ptx4-i.h, config/i386/rtemself.h,
997 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
998 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
1000 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
1002 * stmt.c (expand_asm_operands): Update commentary.
1004 2001-10-16 Stan Shebs <shebs@apple.com>
1006 * config/darwin.h (GCC_NAME): Remove, no longer used.
1007 (NO_MATH_LIBRARY): Ditto.
1008 (MATH_LIBRARY): Define to emptiness.
1009 (DWARF2_DEBUGGING_INFO): Define.
1010 (PREFERRED_DEBUGGING_TYPE): Define.
1011 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
1012 (EXCEPTION_SECTION): Define.
1013 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1014 * config/darwin.c (darwin_encode_section_info): Handle case of
1015 DECL_INITIAL being error_mark_node.
1017 2001-10-16 Richard Henderson <rth@redhat.com>
1019 * alpha.c (current_file_function_operand): Don't fail for profiling.
1020 (direct_call_operand): New.
1021 * alpha-protos.h: Declare it.
1022 * alpha.h (EXTRA_CONSTRAINT): Use it.
1023 (PREDICATE_CODES): Add it.
1024 (ASM_OUTPUT_MI_THUNK): Remove.
1025 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
1026 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
1028 2001-10-16 Krister Walfridsson <cato@df.lth.se>
1030 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
1031 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1033 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1035 * cfg.c (free_edge): Break out from ....
1036 (remove_edge): ... here.
1037 (clear_edges): Use free_edge.
1039 * att.h (ASM_QUAD): Add comment.
1040 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
1042 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
1044 * i386.c (split_ti): New function.
1045 (ix86_split_to_parts): Support TImodes.
1046 * i386.h (VALID_INT_MODE_P): Add TImode.
1047 * i386.md (movdi splitter): Fix.
1048 (movti): Support 64bit integer registers.
1049 (movti_rex64): New function and splitter.
1051 * i386.c (*_cost): Add movsx/movzx cost.
1052 * i386.h (struct processor_costs): Add movsx/movzx fields.
1053 (RTX_COSTS): Handle zero/sign extend + avoid believing that
1054 64bit operations require split on 64bit machine.
1055 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
1057 * i386.c (ix86_setup_incomming_varargs): Fix mode of PLUS.
1058 (ix86_expand_move): Avoid pushes of memory if size does not match;
1059 move long constants to register.
1060 (x86_initialize_trampoline): Fix mode.
1061 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
1062 Use ASM_QUAD on 64bit.
1063 * i386.md (test pattern): Disallow impossible constants.
1064 (tablejump PIC expander): Fix emitting of sum.
1065 (movdicc_rex64): Rename to movdicc.
1066 * linux64.h (LINK_SPEC): Add missing '%'.
1068 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
1070 * tree-inline.c (inlinable_function_p): Leave it up to the
1071 front-end to turn -finline-functions into DECL_INLINE set for all
1074 2001-10-16 Stan Shebs <shebs@apple.com>
1076 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
1078 2001-10-16 Alan Modra <amodra@bigpond.net.au>
1080 * recog.c: Formatting and comment typo fixes.
1082 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
1083 version in single tree build.
1084 * configure: Regenerate.
1086 2001-10-15 David Edelsohn <edelsohn@gnu.org>
1088 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
1089 MODE arguments to gen_rtx and compare operand with const0_rtx.
1091 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1093 * system.h: Poison old unused target macros.
1094 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
1095 * config/stormy16/stormy16.c: Update references to obsolete macros.
1096 * config/stormy16/stormy16.h: Similarly.
1097 * config/stormy16/stormy16.md: Similarly.
1098 * config/cris/cris.h: Similarly.
1100 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1102 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
1103 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
1104 cpp_register_pragma): Update accordingly.
1106 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
1108 * c-pragma.h (cpp_register_pragma_space): Remove.
1109 * cpplib.h (cpp_register_pragma_space): Remove.
1110 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
1111 (cpp_register_pragma_space): Remove.
1112 (cpp_register_pragma): Simplify using lookup_pragma_entry,
1114 (do_pragma): Similarly.
1115 (_cpp_init_internal_pragmas): Don't register namespaces.
1117 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
1118 Don't register namespaces.
1119 * cp/lex.c (init_cp_pragma): Similarly.
1120 * doc/tm.texi: Update.
1122 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
1125 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
1127 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
1129 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
1130 add scheduling support.
1131 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
1132 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
1133 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
1136 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
1138 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
1139 missing CONSTANT_P test in core GCC.
1141 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
1143 * cppmain.c (struct printer): New member source.
1144 (scan_translation_unit): Fix spacing at start of lines.
1145 (cb_line_change): Update.
1147 * gcc.dg/cpp/spacing2.c: New test.
1149 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
1151 * config/cris/arit.c: Use __builtin_labs, not abs.
1153 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
1155 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
1156 misplaced sprintf and fprintf argument.
1158 2001-10-12 Zack Weinberg <zack@codesourcery.com>
1160 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
1161 * configure.in, Makefile.in: Take out obsolete check-po logic.
1162 * configure, config.in: Regenerate.
1164 2001-10-12 Ziemowit Laski <zlaski@apple.com>
1166 * objc/objc-act.c (finish_objc): Correct precondition for emitting
1167 symtab declarations.
1169 2001-10-12 Stan Shebs <shebs@apple.com>
1171 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
1172 declarations of arguments and local variables.
1174 2001-10-12 Christopher Faylor <cgf@redhat.com>
1176 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
1177 ENDFILE_SPEC definition.
1179 2001-10-12 Kazu Hirata <kazu@hxi.com>
1181 * gthr-dce.h: Fix comment formatting.
1182 * gthr-posix.h: Likewise.
1183 * gthr-single.h: Likewise.
1184 * gthr-solaris.h: Likewise.
1185 * gthr-vxworks.h: Likewise.
1186 * gthr-win32.h: Likewise.
1188 2001-10-12 Jakub Jelinek <jakub@redhat.com>
1190 * final.c (output_asm_insn): Make sure assembly dialects are
1191 terminated, not nested. Output `|' and `}' characters if they
1192 don't appear inside assembly dialect selection.
1193 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
1194 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
1195 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
1196 strsetsi_rex_1): Add {} braces.
1198 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1200 * toplev.c (compile_file): Ignore return value from yyparse.
1201 Always pop any nested binding levels after yyparse returns.
1203 2001-10-11 Richard Henderson <rth@redhat.com>
1205 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
1207 2001-10-11 Richard Henderson <rth@redhat.com>
1209 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
1210 fall back to add_AT_long_long for large CONST_INT.
1212 2001-10-11 Richard Henderson <rth@redhat.com>
1214 * config/i386/i386.md (setcc splitters): Add four splitters to
1215 simplify compound compares that simplify_comparison can't handle.
1217 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1219 * cpplex.c (digraph_spellings, token_spellings): Make static.
1221 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1223 * unroll.c (loop_iterations): Fixup last patch.
1225 2001-10-11 Richard Henderson <rth@redhat.com>
1227 * rtl.h (REG_VTABLE_REF): New.
1228 * rtl.c (reg_note_name): Add it.
1229 * combine.c (distribute_notes): Handle it.
1230 * final.c (final_scan_insn): Handle it.
1231 * tree.def (VTABLE_REF): New.
1232 * expr.c (expand_expr): Handle it.
1233 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
1234 * output.h: Declare them.
1236 2001-10-11 Richard Henderson <rth@redhat.com>
1238 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
1241 2001-10-11 David Edelsohn <edelsohn@gnu.org>
1243 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
1244 available in 64-bit mode.
1246 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1248 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
1249 cris-*-linux* cases.
1250 * config/cris/cris-protos.h: New file.
1251 * config/cris/cris.c: New file.
1252 * config/cris/cris.h: New file.
1253 * config/cris/cris.md: New file.
1254 * config/cris/linux.h: New file.
1255 * config/cris/aout.h: New file.
1256 * config/cris/arit.c: New file.
1257 * config/cris/cris_abi_symbol.c: New file.
1258 * config/cris/mulsi3.asm: New file.
1259 * config/cris/t-aout: New file.
1260 * config/cris/t-cris: New file.
1261 * config/cris/t-elfmulti: New file.
1262 * config/cris/t-linux: New file.
1263 * doc/invoke.texi: Add CRIS options.
1264 * doc/install.texi (Specific): Add blurb for CRIS.
1266 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1268 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
1270 * config/float/i32.h: Likewise.
1271 * config/float-i386.h: Likewise.
1272 * config/float-i64.h: Likewise.
1273 * config/float-m68k.h: Likewise.
1274 * config/float-sh.h: Likewise.
1275 * config/float-sparc.h: Likewise.
1277 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1279 * doc/contrib.texi: Add note about CRIS port to my entry.
1281 2001-10-11 Kazu Hirata <kazu@hxi.com>
1283 * basic-block.h: Fix formatting.
1284 * bitmap.h: Likewise.
1285 * cpplib.h: Likewise.
1286 * c-tree.h: Likewise.
1287 * diagnostic.h: Likewise.
1288 * flags.h: Likewise.
1290 * longlong.h: Likewise.
1292 * reload.h: Likewise.
1296 2001-10-10 Richard Henderson <rth@redhat.com>
1298 * c-parse.in (asm_operand): Allow named operands.
1299 * genconfig.c (max_recog_operands): Set to 29.
1300 * local-alloc.c (requires_inout): Skip multiple digits.
1301 * recog.c (asm_operand_ok): Likewise.
1302 (preprocess_constraints): Use strtoul for matching constraints.
1303 (constrain_operands): Likewise.
1304 * regmove.c (find_matches): Likewise.
1305 * reload.c (find_reloads): Likewise.
1306 * stmt.c (parse_output_constraint): Don't reject in-out
1307 constraint on operands > 9. Reject '[' in constraint.
1308 (expand_asm_operands): Handle named operands. Use strtoul
1309 for matching constraints.
1310 (check_operand_nalternatives): Split out from expand_asm_operands.
1311 (check_unique_operand_names): New.
1312 (resolve_operand_names, resolve_operand_name_1): New.
1314 * doc/extend.texi (Extended Asm): Document named operands.
1315 * doc/md.texi (Simple Constraints): Document matching constraints
1318 2001-10-10 Richard Henderson <rth@redhat.com>
1320 * combine.c (try_combine): Handle a SEQUENCE of one insn.
1322 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
1323 (jcc splitters): Add two splitters to simplify compound compares
1324 that simplify_comparison can't handle.
1326 2001-10-10 Richard Henderson <rth@redhat.com>
1328 * langhooks.c: Include langhooks.h.
1329 * Makefile.in (langhooks.o): Depend on it.
1331 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
1333 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
1334 should not be considered as a no-op.
1335 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
1337 2001-10-10 Stan Shebs <shebs@apple.com>
1339 * alias.c: Remove uses of "register" specifier in declarations
1340 of arguments and local variables.
1341 * c-common.c: Ditto.
1342 * c-convert.c: Ditto.
1344 * c-format.c: Ditto.
1345 * c-semantics.c: Ditto.
1346 * c-typeck.c: Ditto.
1347 * caller-save.c: Ditto.
1350 * cfgbuild.c: Ditto.
1352 * collect2.c: Ditto.
1356 * cppfiles.c: Ditto.
1359 * defaults.h: Ditto.
1361 * dwarf2out.c: Ditto.
1362 * dwarfout.c: Ditto.
1363 * emit-rtl.c: Ditto.
1368 * fix-header.c: Ditto.
1369 * floatlib.c: Ditto.
1371 * fold-const.c: Ditto.
1372 * function.c: Ditto.
1375 * gen-protos.c: Ditto.
1376 * genattrtab.c: Ditto.
1377 * gencheck.c: Ditto.
1378 * genconfig.c: Ditto.
1380 * genextract.c: Ditto.
1381 * genflags.c: Ditto.
1382 * gengenrtl.c: Ditto.
1383 * genoutput.c: Ditto.
1385 * genrecog.c: Ditto.
1386 * gensupport.c: Ditto.
1390 * haifa-sched.c: Ditto.
1391 * hard-reg-set.h: Ditto.
1393 * integrate.c: Ditto.
1396 * local-alloc.c: Ditto.
1398 * mips-tdump.c: Ditto.
1399 * mips-tfile.c: Ditto.
1402 * print-rtl.c: Ditto.
1403 * read-rtl.c: Ditto.
1406 * reg-stack.c: Ditto.
1407 * regclass.c: Ditto.
1412 * resource.c: Ditto.
1416 * sched-deps.c: Ditto.
1417 * sched-rgn.c: Ditto.
1419 * simplify-rtx.c: Ditto.
1421 * stor-layout.c: Ditto.
1428 * xcoffout.c: Ditto.
1430 2001-10-10 Richard Henderson <rth@redhat.com>
1432 * rtl.h (can_reverse_comparison_p): Remove.
1434 2001-10-10 Christopher Faylor <cgf@redhat.com>
1436 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
1439 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1441 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
1442 (Thanks to Chris Faylor for suggesting macro name).
1443 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
1445 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
1446 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
1447 (MATH_LIBRARY): Undef before definition.
1448 (OUTPUT_QUOTED_STRING): Likewise.
1449 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
1451 2001-10-10 Richard Henderson <rth@redhat.com>
1453 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
1454 (fde_unencoded_compare): Likewise. Don't use subtraction to get
1455 a tristate comparison value.
1456 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
1458 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1461 * unroll.c (loop_iterations): Ignore insns generated by loop
1464 * config.gcc (mips*-*-gnu*): Delete support.
1465 * config/mips/gnu.h: Remove.
1467 2001-10-10 Kazu Hirata <kazu@hxi.com>
1469 * calls.c: Fix formatting.
1470 * c-decl.c: Likewise.
1471 * cfgcleanup.c: Likewise.
1472 * combine.c: Likewise.
1473 * cppfiles.c: Likewise.
1474 * cpplib.c: Likewise.
1475 * cppmacro.c: Likewise.
1476 * crtstuff.c: Likewise.
1478 * dwarf2out.c: Likewise.
1479 * expmed.c: Likewise.
1481 * fold-const.c: Likewise.
1482 * function.c: Likewise.
1484 * genattrtab.c: Likewise.
1485 * ggc-page.c: Likewise.
1486 * integrate.c: Likewise.
1487 * libgcc2.c: Likewise.
1489 * optabs.c: Likewise.
1490 * profile.c: Likewise.
1491 * protoize.c: Likewise.
1493 * recog.c: Likewise.
1494 * reload1.c: Likewise.
1495 * reload.c: Likewise.
1496 * reorg.c: Likewise.
1497 * resource.c: Likewise.
1498 * sched-rgn.c: Likewise.
1499 * sdbout.c: Likewise.
1501 * toplev.c: Likewise.
1502 * varasm.c: Likewise.
1504 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
1506 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
1507 * Makefile.in (langhooks.o): Add dependencies.
1509 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
1511 * rs6000.c (rs6000_emit_load_toc_table): Don't
1512 strdup the toc label.
1513 (create_TOC_reference): Likewise.
1515 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1517 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
1520 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1522 * config/i386/i386.c (ix86_attribute_table): Correct
1523 min_len, max_len fields for dllimport, dllexport and shared.
1525 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
1527 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
1528 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
1529 Consistently use "nonzero" instead of "non-zero".
1531 2001-10-09 Kazu Hirata <kazu@hxi.com>
1533 * acconfig.h: Fix comment formatting.
1534 * c-dump.h: Likewise.
1535 * c-tree.h: Likewise.
1536 * conditions.h: Likewise.
1538 * function.h: Likewise.
1540 * hwint.h: Likewise.
1541 * integrate.h: Likewise.
1544 * optabs.h: Likewise.
1546 2001-10-09 Kazu Hirata <kazu@hxi.com>
1548 * c-common.h: Fix comment formatting.
1549 * c-dump.c: Likewise.
1551 * diagnostic.h: Likewise.
1552 * except.c: Likewise.
1554 * gcov-io.h: Likewise.
1555 * genattrtab.c: Likewise.
1556 * output.h: Likewise.
1557 * predict.h: Likewise.
1558 * reload1.c: Likewise.
1559 * reload.h: Likewise.
1560 * resource.h: Likewise.
1562 * system.h: Likewise.
1564 * tree-inline.c: Likewise.
1565 * tsystem.h: Likewise.
1566 * varasm.c: Likewise.
1567 * xcoffout.h: Likewise.
1569 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
1571 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
1573 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
1575 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
1576 config/i386/i386elf.h, config/i386/netbsd-elf.h,
1577 config/i386/netware.h, config/mcore/gfloat.h,
1578 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
1579 config/netware.h, gccbug.in: Update FSF address.
1581 2001-10-09 Kazu Hirata <kazu@hxi.com>
1583 * c-common.c: Fix comment typos.
1584 * cfgrtl.c: Likewise.
1585 * collect2.c: Likewise.
1586 * cpplex.c: Likewise.
1587 * doloop.c: Likewise.
1588 * dwarf2out.c: Likewise.
1589 * dwarfout.c: Likewise.
1591 * fold-const.c: Likewise.
1595 * global.c: Likewise.
1596 * ifcvt.c: Likewise.
1598 * optabs.c: Likewise.
1599 * protoize.c: Likewise.
1600 * regclass.c: Likewise.
1601 * reorg.c: Likewise.
1605 * doc/cpp.texi: Likewise.
1606 * doc/c-tree.texi: Likewise.
1607 * doc/extend.texi: Likewise.
1608 * doc/invoke.texi: Likewise.
1609 * doc/objc.texi: Likewise.
1610 * doc/tm.texi: Likewise.
1612 2001-10-08 Richard Henderson <rth@redhat.com>
1614 * varasm.c (set_named_section_flags): Initialize "declared".
1616 2001-10-08 Robert Lipe <robertlipe@usa.net>
1618 * varasm.c (struct in_named_entry): Add declared.
1619 (named_section_first_declaration): New function.
1620 (default_elf_asm_named_section): Use it.
1621 * output.h (named_section_first_declaration): New.
1623 2001-10-08 Richard Henderson <rth@redhat.com>
1625 * i386.md (movsi_xor): Export.
1626 (setcc peep2): Use it when available; add an alternative to
1627 match zero_extendhisi2_and.
1629 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1631 * romp-protos.h (romp_initialize_trampoline): New function.
1632 * romp.c (romp_initialize_trampoline): Likewise.
1633 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
1634 romp_initialize_trampoline.
1636 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1638 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
1639 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1640 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1641 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1643 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1645 * unroll.c (loop_iterations): Extend check for multiple back edges.
1647 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
1649 * langhooks.h: New file.
1650 * Makefile.in (OBJS): Added langhooks.o.
1651 (c-lang.o): Depend on langhooks.h.
1652 (c-common.o): Don't depend on tree-inline.h.
1653 (tree-inline.o): Depend on toplev.h.
1654 (langhooks.o): New rule.
1655 * c-common.c: Don't include tree-inline.h.
1656 (c_mark_lang_decl): Mark argument c as unused.
1657 (c_common_lang_init): Don't initialize hooks here.
1658 * c-lang.c: Include langhooks.h, then override some macros.
1659 (lang_hooks): Initialize with macros in langhooks.h.
1660 (c_init): Don't initialize hooks here.
1661 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
1662 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
1663 * tree-inline.c: Include toplev.h. Don't define hook variables.
1664 * tree-inline.h: Don't define hook types nor declare hook
1665 variables. Move macros to...
1666 * langhooks.c: ... new file, as functions. Adjust all callers.
1668 2001-10-08 Jeffrey A Law <law@cygnus.com>
1670 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
1671 purge_mem_unchanging_flag on all instructions, not just on those
1672 before NOTE_INSN_FUNCTION_BEG.
1674 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1676 * cppmacro.c (_cpp_create_definition): Leave comments off.
1678 * doc/cpp.texi: Update.
1680 2001-10-08 DJ Delorie <dj@redhat.com>
1682 * c-decl.c (grokfield): Make sure the only unnamed fields
1683 we're allowing are either structs or unions.
1684 * doc/extend.texi: Add documentation for the unnamed field
1687 2001-10-08 Zack Weinberg <zack@codesourcery.com>
1689 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
1690 * configure.in: Use it.
1691 * configure: Regenerated.
1692 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
1693 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
1695 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1697 * cppfiles.c (open_file): Don't mark zero-length files
1698 never-reread here. Don't output diagnostics here either.
1699 (stack_include_file): Mark them never-reread here.
1700 (_cpp_read_file): Update.
1702 2001-10-08 Richard Henderson <rth@redhat.com>
1704 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1706 2001-10-08 Richard Henderson <rth@redhat.com>
1708 * expr.c (store_expr): When converting a CONST_INT for storage
1709 in a SUBREG, convert it to both SUBREG modes before stripping
1712 2001-10-08 Richard Henderson <rth@redhat.com>
1714 * varasm.c (restore_varasm_status): New.
1715 * function.h: Declare it.
1716 * function.c (pop_function_context_from): Call it.
1718 2001-10-08 Richard Henderson <rth@redhat.com>
1720 * c-common.h (struct c_lang_decl): Add declared_inline.
1721 * c-tree.h (DECL_DECLARED_INLINE_P): New.
1722 * c-lang.c (c_disregard_inline_limits): Use it.
1723 * c-decl.c (duplicate_decls): Likewise.
1724 (pushdecl, redeclaration_error_message): Likewise.
1725 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
1726 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
1727 Set DECL_INLINE if -finline-functions.
1728 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
1730 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1732 * cppmacro.c (funlike_invocation_p): Move some logic to caller
1733 in enter_macro_context. Create a padding token in its own context
1734 if necessary when the search for '(' fails.
1735 (enter_macro_context): Update.
1737 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
1739 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
1740 genmultilib, toplev.c: Fix spelling errors of "separate" as
1741 "seperate", and corresponding spelling errors of related words.
1743 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1745 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
1746 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
1748 * c-dump.c (dump_option_value_info): Likewise.
1749 * c-format.c (format_length_info, format_char_info,
1750 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
1751 * collect2.c (names): Likewise.
1752 * cppdefault.h (default_include): Likewise.
1753 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
1754 * flow.c (life_analysis): Likewise.
1755 * gcc.c (dir_separator_str, modify_target, option_map,
1756 target_option_translations, spec_list_1, extra_specs_1,
1757 init_spec): Likewise.
1758 * gcov.c (gcov_version_string): Likewise.
1759 * genattr.c (write_units): Likewise.
1760 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
1761 * gengenrtl.c (rtx_definition, defs): Likewise.
1762 * genrecog.c (pred_table): Likewise.
1763 * global.c (global_alloc): Likewise.
1764 * lcm.c (optimize_mode_switching): Likewise.
1765 * local-alloc.c (find_free_reg): Likewise.
1766 * params.h (param_info): Likewise.
1767 * predict.c (predictor_info): Likewise.
1768 * protoize.c (unexpansion_struct): Likewise.
1769 * real.c (bmask): Likewise.
1770 * recog.h (insn_operand_data, insn_data): Likewise.
1771 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
1772 * stmt.c (expand_nl_goto_receiver): Likewise.
1773 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
1774 target_switches, target_options): Likewise.
1775 * tradcif.y (token, tokentab2, yylex): Likewise.
1776 * tree.h (attribute_spec): Likewise.
1778 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
1780 * arc.c (arc_output_function_epilogue): Likewise.
1781 * arm.c (processors, all_cores, all_architectures,
1782 arm_override_options, isr_attribute_arg, isr_attribute_args,
1783 arm_isr_value): Likewise.
1784 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
1786 * c4x.c (c4x_int_reglist): Likewise.
1787 * d30v.c (override_options): Likewise.
1788 * h8300.c (shift_insn): Likewise.
1789 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
1790 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
1791 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
1792 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
1793 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
1794 * i386.h (processor_costs, ix86_cost): Likewise.
1795 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
1796 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
1797 * m68k.c (codes_68881, codes_FPA): Likewise.
1798 * m88k.c (mode_from_align, max_from_align, all_from_align,
1799 best_from_align, m_options): Likewise.
1800 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
1801 * mcore.c (mode_from_align): Likewise.
1802 * mips/elf64.h (UNIQUE_SECTION): Likewise.
1803 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
1804 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
1805 * mips.h (mips_regno_to_class): Likewise.
1806 * ns32k.c (scales): Likewise.
1807 * pa.c (import_string, magic_milli): Likewise.
1808 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
1809 * sparc.c (leaf_reg_remap, sparc_override_options,
1810 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
1812 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
1814 2001-10-07 Dale Johannesen <dalej@apple.com>
1816 * reload1.c (reload_reg_free_p): Teach register interference
1817 checking that multiple output reloads are emitted in
1819 reload1.c (reload_reg_reaches_end_p): Ditto.
1820 reload1.c (reloads_conflict): Ditto.
1822 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
1824 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
1825 NULL_TREE inside @code.
1827 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
1829 * doc/gcc.texi: Document consistent style of "32-bit",
1830 "Objective-C", and "@code{NULL}".
1832 2001-10-06 Zack Weinberg <zack@codesourcery.com>
1834 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
1835 (cpp_token_len, cpp_spell_token, cpp_output_token,
1836 _cpp_equiv_tokens): Handle it.
1837 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
1838 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
1839 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
1842 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1844 * gcc.c (default_compilers): Remove .ada.
1846 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
1848 * doc/cppinternals.texi: Update.
1850 2001-10-06 Zack Weinberg <zack@codesourcery.com>
1852 * gcc.c (main): Set this_file_error if the appropriate
1853 compiler for a language has not been installed.
1855 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
1857 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
1859 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
1861 * gccbug.in (CATEGORIES): Add ada.
1863 2001-10-05 Catherine Moore <clm@redhat.com>
1865 * config/stormy16/stormy-abi: Document abi changes.
1866 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
1867 (ICALL_REGS): New register class.
1868 (NUM_ARGUMENT_REGISTERS): Now 6.
1869 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
1871 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
1872 * config/stormy16.md (call_internal, call_value_internal,
1873 indirect_jump): Use new 'z' constraint.
1875 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
1877 * doc/cppinternals.texi: Update.
1879 2001-10-05 Richard Henderson <rth@redhat.com>
1881 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
1882 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
1883 the gas section-name-as-label feature.
1885 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
1887 * doc/cppinternals.texi: Update.
1889 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1891 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
1892 to ensure valid SImode constants.
1894 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
1896 * Makefile.in (c-decl.o): Depend on tree-inline.h.
1897 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
1898 * c-decl.c: Include tree-inline.h.
1899 (c_expand_body): Call optimize_inline_calls. Determine whether
1900 a function is inlinable upfront, and only clear
1901 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
1902 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
1903 (c_disregard_inline_limits): New function.
1904 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
1905 (c_post_options): Enable tree inlining if inlining is enabled.
1906 Don't inline trees when instrumenting functions.
1907 (c_init): Initialize lang_disregard_inline_limits and
1908 lang_cannot_inline_tree_fn.
1909 * tree-inline.c (initialize_inlined_parameters): Handle calls
1910 with fewer arguments than declared parameters, and fewer
1911 parameters than passed arguments. Don't assume value is a
1913 (declare_return_variable): Convert return value back to the
1914 original type, if it was promoted.
1915 (tree_inlinable_function_p): New function.
1916 (inlinable_function_p): Don't look at DECL_INLINE if we're
1917 inlining all functions. Make it work with a NULL id.
1918 Re-check DECL_UNINLINABLE after language-specific checks.
1919 * tree-inline.h (tree_inlinable_function_p): Declare it.
1920 * integrate.c (save_for_inline): Don't bother to prepare argvec
1922 * cse.c (check_for_label_ref): Don't check deleted labels.
1924 * Makefile.in (tree-inline.o): Depend on newly-included headers.
1925 * tree-inline.c: Include headers needed for the functions moved in.
1926 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
1927 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
1928 (copy_body, initialize_inlined_parameters): Likewise.
1929 (declare_return_variable, inlinable_function_p): Likewise.
1930 (expand_call_inline, expand_calls_inline): Likewise.
1931 (optimize_inline_calls, clone_body): Likewise.
1932 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
1933 (copy_tree_r, remap_save_expr): Likewise.
1935 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
1937 * Makefile.in (OBJS): Added tree-inline.o.
1938 (c-common.o): Depend on tree-inline.h.
1939 (tree-inline.o): New target.
1940 * c-common.c: Include tree-inline.h.
1941 (c_mark_lang_decl): Don't mark saved_tree.
1942 (c_common_lang_init): Set lang_anon_aggr_type_p.
1943 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
1944 (struct c_lang_decl): Moved saved_tree to tree_decl.
1945 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
1946 * integrate.h (function_attribute_inlinable_p): Declare it.
1947 * integrate.c (function_attribute_inlinable_p): Export it.
1948 * tree-inline.c: New file. Define variables declared in...
1949 * tree-inline.h: New file. Declare functions to be moved to
1950 tree-inline.c. Define macros and declare types and hooks for
1951 language-specific tree inlining.
1952 (flag_inline_trees): Moved definition from cp/decl2.c.
1953 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
1954 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
1955 (struct tree_decl): Moved saved_tree from c_lang_decl and
1956 inlined_fns from C++'s lang_decl.
1958 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
1960 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
1961 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
1963 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
1965 * doc/cppinternals.texi: Update.
1967 2001-10-04 Eric Christopher <echristo@redhat.com>
1969 * config/mips/mips.c (init_cumulative_args): Remember to set
1971 * config.gcc: Redo linux configuration. Add target_cpu_default
1972 of soft-float to all mipsisa32 combinations and tx39.
1973 * config/mips/linux.h: Remove include of mips.h.
1975 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
1977 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
1978 HOST_LDFLAGS and HOST_CPPFLAGS.
1980 2001-10-03 Ziemowit Laski <zlaski@apple.com>
1982 * c-parse.in (objc_inherit_code, objc_pq_context,
1983 objc_public_flag): Make static.
1984 (objc_interface_context, objc_implementation_context,
1985 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
1986 global tree array in objc/objc-act.[ch].
1987 (methoddef): Remove unnecessary code.
1989 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
1990 Hoist struct definitions to objc-act.h.
1991 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
1992 cat_count): Place declaration in objc-act.h.
1993 (objc_tree_index): Move enumeration to objc-act.h.
1994 (objc_global_trees): Place declaration and macro accessors in
1996 (implementation_context): Remove duplicate; use
1997 objc_implementation_context instead:
1998 (method_context): Remove duplicate; use objc_method_context
2000 (objc_ellipsis_node, objc_method_prototype_template,
2001 implemented_classes, function_type): Move global vars to
2003 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
2004 (build_message_expr): Move actual construction of ObjC message
2005 send nodes to finish_message_expr.
2006 (finish_message_expr): New routine, contains code formerly in
2008 * objc/objc-act.h (finish_message_expr): New prototype.
2009 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
2010 declarations; these vars are now part of objc_global_trees.
2011 (objc_tree_index, objc_global_trees): Move definitions from
2013 * objc/objc-tree.def: Update copyright info.
2015 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
2017 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
2019 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
2020 only if TARGET_ARCH64.
2022 2001-10-02 Bernd Schmidt <bernds@redhat.com>
2024 * doc/extend.texi: Fix some problems with previous checkin.
2025 * doc/invoke.texi: Likewise.
2027 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
2029 * cpphash.h: Update comments.
2030 (cpp_context): Update.
2031 (spec_nodes): Remove n__Pragma.
2032 * cppinit.c (cpp_create_reader): Update.
2033 (builtin_array): Add _Pragma.
2034 * cpplib.h: Update comments.
2035 (NODE_DISABLED, BT_PRAGMA): New.
2036 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
2037 * cppmacro.c (struct cpp_macro): Remove disabled.
2038 (builtin_macro): Return int, handle _Pragma, push the new token
2039 on the context stack.
2040 (funlike_invocation_p): Unconstify, update.
2041 (enter_macro_context): Handle builtins here.
2042 (replace_args, push_token_context, push_ptoken_context):
2043 Update for prototype changes.
2044 (_cpp_pop_context): Update.
2045 (cpp_get_token): Don't handle buitins, nor _Pragma here.
2046 (cpp_sys_macro_p): Update.
2047 (_cpp_free_definition): Clear disabled flag.
2048 (_cpp_create_definition): Upate.
2049 * cppmain.c: Update comments.
2051 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
2052 Andreas Jaeger <aj@suse.de>,
2053 Jan Hubicka <jh@suse.cz>
2055 * doc/invoke.texi (i386 Options): Document x86-64 options.
2056 (i386 and x86-64 Options): Rename i386 options section.
2058 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
2059 (TARGET_SWITCHES): Add -munwind-info.
2060 (MASK_NO_UNWIND_INFO): New.
2061 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
2063 (ASM_OUTPUT_DOUBLE_INT): New.
2065 * config/i386/linux64.h: New spec file for Linux x86-64 support.
2066 * config.gcc: Fix tm_file settings for x86-64.
2067 * config/i386/x86-64.h: New file with OS independent x86-64
2069 * config/i386/biarch64.h: New file used to configure compiler
2070 to biarch/64bit compilation.
2072 * config/i386/i386.c: (override_options): Set flags default
2073 for 64bit compilation.
2075 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2077 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
2078 (ix86_expand_int_movcc): Optimize DImode conditional moves with
2079 constants on x86_64.
2080 (ix86_attr_length_immediate_default): Support MODE_DI.
2081 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
2083 (indirect_jump, tablejump): Turn into expander.
2085 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2087 * c-common.c (c_format_attribute_table): Make format and
2088 format_arg attributes apply to function types rather than to
2090 (is_valid_printf_arglist): Construct an attribute list and pass
2091 that to check_function_format rather than a name.
2092 * c-common.h (check_function_format): Adjust prototype.
2093 * c-decl.c (duplicate_decls): Preserve attributes from type of
2094 built-in decl when allowing for harmless conflict in types.
2095 * c-format.c (record_function_format,
2096 record_international_format, function_format_list,
2097 international_format_info, international_format_list): Remove.
2098 (function_format_info): Remove next, name and assembler_name.
2099 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
2100 (decode_format_attr): New.
2101 (handle_format_attribute): Handle receiving a type rather than a
2102 decl. Call decode_format_attr. Store format information in a
2103 function_format_info.
2104 (handle_format_arg_attribute): Correct comment. Handle receiving
2105 a type rather than a decl. Use unsigned HOST_WIDE_INT for
2107 (check_format_info_recurse, check_format_info_main): Take argument
2108 numbers as unsigned HOST_WIDE_INT.
2109 (check_function_format): Take a list of attributes from the
2110 function type rather than a name or assembler name. Check for
2111 format attributes in that list and the attributes on the type of
2112 the current function rather than looking through
2113 function_format_list.
2114 (check_format_info): Use unsigned HOST_WIDE_INT for argument
2116 (check_format_info_recurse): Take format_arg attributes from the
2117 type of the function calls rather than using
2118 international_format_list. Allow for multiple format_arg
2120 * c-typeck.c (build_function_call): Pass type attributes to
2121 check_function_format rather than name or assembler name. Don't
2122 require there to be a name or assembler name to check formats.
2124 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2126 * attribs.c (decl_attributes): Possibly call
2127 insert_default_attributes to insert default attributes on
2128 functions in a lazy manner.
2129 * builtin-attrs.def: New file; define the default format and
2130 format_arg attributes.
2131 * c-common.c (c_format_attribute_table): Move to earlier in the
2133 (c_common_nodes_and_builtins): Initialize format_attribute_table.
2134 (enum built_in_attribute, built_in_attributes,
2135 c_attrs_initialized, c_init_attributes,
2136 c_common_insert_default_attributes): New.
2137 (c_common_lang_init): Don't initialize format_attribute_table. Do
2138 call c_init_attributes.
2139 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
2140 * c-common.h (init_function_format_info): Don't declare.
2141 (c_common_insert_default_attributes): Declare.
2142 * c-decl.c (implicitly_declare, builtin_function): Call
2144 (init_decl_processing): Don't call init_function_format_info.
2145 (insert_default_attributes): New.
2146 * c-format.c (handle_format_attribute,
2147 handle_format_arg_attribute): Be quiet about inappropriate
2148 declaration when applying default attributes.
2149 (init_function_format_info): Remove.
2150 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
2151 (insert_default_attributes): Declare.
2153 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2155 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
2157 2001-10-01 Jim Wilson <wilson@redhat.com>
2159 * sched-deps.c (add_dependence): When elide conditional dependence,
2160 check that insn doesn't modify cond2.
2162 2001-10-01 Dale Johannesen <dalej@apple.com>
2164 * config/rs6000/rs6000.h (enum processor_type): Add support
2165 for 7400 (G4) and 7450.
2167 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2168 (rs6000_issue_rate): Ditto.
2169 (rs6000_adjust_cost): Fix cycle counts for compares.
2170 (debug_stack_info): Fix an obvious typo.
2171 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
2172 * doc/invoke.texi: Document.
2173 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
2175 (PROCESSOR_DEFAULT): Ditto.
2177 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
2179 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
2180 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
2181 later recursive make invocation.
2183 2001-10-01 Hans Boehm <boehm@acm.org>
2185 * optabs.c (emit_libcall_block): When using non-call exceptions,
2186 don't add REG_LIBCALL reg notes to trapping calls.
2188 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2190 * flow.c (propagate_block_delete_libcall): Remove unused first arg
2191 (propagate_one_insn): Update for above change
2193 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2195 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
2196 _Unwind_GetTextRelBase): Argument is unused.
2198 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2200 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
2201 Loop through NOPs, placeholders, and components.
2202 Don't go through NOPs if change mode.
2203 (record_alias_subset): Do nothing if SUBSET and SET are the same.
2204 * emit-rtl.c (set_mem_alias_set): Enable check.
2205 * expr.c (find_placeholder): New function.
2206 (expand_expr, case PLACEHOLDER_EXPR): Use it.
2207 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
2208 to modify it and avoid unneeded copies.
2209 * expr.h (expand_expr): Always define.
2210 (find_placeholder): New declaration.
2212 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2214 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
2215 operand 2 is the stack pointer.
2216 ("addr-peephole"): Fix address computation peephole when operand 2
2217 is the stack pointer.
2219 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2221 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
2222 (ix86_setup_incoming_varargs): Likewise.
2224 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
2226 * stor-layout.c (layout_type): Don't complain about too-large
2229 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2231 * function.c (keep_stack_depressed): Don't use delete_insn.
2233 * expr.h (set_mem_alias_set): Move decl to here.
2234 * rtl.h (mem_attrs): New typedef and struct.
2235 (union rtunion_def): Add field for mem_attrs.
2236 (X0MEMATTR, MEM_ATTRS): New macros.
2237 (MEM_ALIAS_SET): Use MEM_ATTRS.
2238 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
2239 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
2240 (set_mem_alias_set): Delete decl from here.
2242 * alias.c (set_mem_alias_set): Delete from here.
2243 * emit-rtl.c (mem_attrs_htab): New variable.
2244 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
2245 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
2246 (mem_attrs_mark, get_mem_attrs): Likewise.
2247 (gen_rtx_MEM): Clear MEM_ATTRS.
2248 (set_mem_attributes): Move to here.
2249 (set_mem_alias_set): Likewise, and call get_mem_attrs.
2250 (init_emit_once): const_int_htab now deletable htab.
2251 Initialize mem_attrs_htab.
2252 * explow.c (set_mem_attributes): Delete from here.
2253 * function.c (put_var_into_stack): Clear MEM_ATTRS.
2254 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
2255 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
2256 * reload1.c (reload): Rework changing REG to MEM.
2258 2001-09-30 H.J. Lu <hjl@gnu.org>
2260 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
2261 * config.in: Rebuild.
2263 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2265 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
2266 ("tsthi_1"): Avoid allocation in register y.
2267 ("*movqi_68hc12"): Reorganize and fix constraints.
2268 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
2269 ("addqi3"): Likewise.
2270 ("addhi3"): Fix constraints.
2271 ("*logicalhi3_zexthi"): Disparage soft registers.
2273 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2275 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
2278 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2280 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
2281 that we use setjmp/longjmp exceptions.
2283 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
2285 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
2286 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
2287 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2288 _cpp_pool_alloc, _cpp_next_chunk): Remove.
2289 (_cpp_extend_buff, BUFF_ROOM): Update.
2290 (_cpp_append_extend_buff): New.
2291 (struct cpp_reader): Remove macro_pool, add a_buff.
2292 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
2294 (cpp_destroy): Free a_buff instead of macro_pool.
2295 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
2296 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2297 _cpp_pool_alloc, ): Remove.
2298 (parse_number, parse_string): Update use of _cpp_extend_buff.
2299 (_cpp_extend_buff): Update.
2300 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
2301 * cpplib.c (glue_header_name, parse_answer):
2302 Update use of _cpp_extend_buff.
2303 (cpp_register_pragma, cpp_register_pragma_space): Use
2305 (do_assert, do_unassert): Check for EOL, update.
2306 * cppmacro.c (stringify_arg, collect_args): Update to use
2307 _cpp_extend_buff and _cpp_append_extend_buff.
2308 (save_parameter, parse_params, alloc_expansion_token,
2309 _cpp_create_definition): Rework memory management.
2311 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
2313 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
2314 update md_exec_prefix.
2315 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
2318 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
2320 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
2321 (SELECT_CC_MODE): Use s390_select_ccmode.
2322 * config/s390/s390-protos.h (s390_select_ccmode): Add.
2323 * config/s390/s390.c (s390_select_ccmode): New.
2324 (s390_match_ccmode): Add CCLmode.
2325 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
2326 (output_branch_condition, output_inverse_branch_condition): Removed.
2327 (print_operand): Use s390_branch_condition_mnemonic.
2328 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
2329 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
2330 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
2332 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
2333 when converting conditional branches to far branches.
2334 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
2335 cmpint_di): Use CCSmode instead of CCUmode.
2337 * config/s390/s390.c (legitimate_la_operand_p): New.
2338 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
2339 * config/s390/s390.md (movsi): Convert load address patterns to
2340 arithmetic operations when necessary.
2341 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
2342 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
2343 (*do_la_reg_0): Don't use before reload.
2345 * config/s390/s390.c (legitimize_address): Make more efficient
2346 use of two-register addressing mode.
2348 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
2349 with -mno-backchain in some corner cases.
2351 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
2353 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
2355 * reload.c (find_reloads): Mark new USE insns with QImode.
2356 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
2357 find_reloads_subreg_address): Likewise.
2358 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
2360 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
2362 (reload): Make sure there are no USEs with mode other than
2363 VOIDmode. At the end, remove those marked with QImode.
2365 2001-09-29 Per Bothner <per@bothner.com>
2367 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
2368 * Makefile.in (includedir): Rename to local_includedir.
2369 (includedir): Define as $(prefix)/include.
2370 * config.in (PREFIX_INCLUDE_DIR): New variable.
2371 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
2373 2001-09-29 Bernd Schmidt <bernds@redhat.com>
2375 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
2377 * doc/extend.texi (Vector Extensions): New node.
2378 * doc/invoke.texi (Machine Dependent Options): Add documentation for
2379 i386 -mmmx, -msse, -m3dnow.
2381 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2383 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
2385 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
2387 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
2389 * doc/invoke.texi (Optimize Options): Delete spurious @table.
2391 2001-09-28 Richard Henderson <rth@redhat.com>
2393 * varasm.c (assemble_integer): Bound alignment check by
2396 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
2398 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2400 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
2402 2001-09-25 Bernd Schmidt <bernds@redhat.com>
2404 Mostly from Graham Stott <grahams@redhat.com>
2405 * c-common.c (type_for_mode): Add support for V2SFmode.
2406 * tree.c (build_common_tree_nodes_2): Likewise.
2407 * tree.h (enum tree_index, global_trees): Likewise.
2408 * config/i386/i386.c (x86_3dnow_a): New variable.
2409 (override_options): Support 3Dnow extensions.
2410 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
2411 Athlon's version of 3Dnow.
2412 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
2413 (ix86_expand_builtin): Handle them.
2414 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
2415 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
2416 TARGET_3DNOW_A): New macros.
2417 (TARGET_SWITCHES): Add 3Dnow switches.
2418 (VALID_MMX_REG_MODE_3DNOW): New macro.
2419 (VECTOR_MODE_SUPPORTED_P): Use it.
2420 (enum ix86_builtins): Add entries for 3Dnow builtins.
2421 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
2422 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
2423 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
2424 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
2425 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
2426 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
2427 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
2428 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
2429 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
2430 sfence_insn, prefetch): Make these available if TARGET_SSE or
2433 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
2435 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
2436 ix86_va_start, ix86_build_va_list): Declare.
2437 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
2438 ix86_va_start, ix86_build_va_list): New global functions.
2439 * i386.md (sse_prologue_save_insn): New insn.
2440 (sse_prologue_save): New expander.
2441 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
2442 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
2444 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
2446 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
2447 Use size_t everywhere, make definitions consistent with
2450 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
2452 * gcse.c (replace_store_insn): Use delete_insn.
2453 * loop.c (move_movables): Likewise; avoid delete_insn
2454 from clobbering notes moved elsewhere.
2455 (check_dbra_loop): Use delete_insn.
2456 * ssa.c (convert_from_ssa): Likewise.
2457 * cse.c (cse_insn): Use delete_insn.
2459 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
2461 * cpphash.h (struct cpp_buff): Make unsigned.
2462 (_cpp_get_buff): Take length of size_t.
2463 (_cpp_unaligned_alloc): New.
2464 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
2465 (struct cpp_reader): Remove ident_pool. Add u_buff.
2466 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
2467 (cpp_destroy): Destroy u_buff, not ident_pool.
2468 * cpplex.c (parse_number, parse_string, save_comment,
2469 cpp_token_as_text): Update to use the unaligned buffer.
2470 (new_buff): Make unsigned.
2471 (_cpp_unaligned_alloc): New.
2472 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
2473 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
2475 (collect_args): Make unsigned.
2477 2001-09-27 Zack Weinberg <zack@codesourcery.com>
2479 * cpplex.c (cpp_output_token): Use a putc loop for
2480 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
2482 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
2483 * configure, config.in: Regenerate.
2484 * system.h: Replace fwrite and fprintf with their unlocked
2485 variants if available.
2487 2001-09-27 Richard Henderson <rth@redhat.com>
2489 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
2490 in favour of .eh_frame.
2492 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
2494 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
2496 (LIBCALL_VALUE): Likewise.
2498 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
2500 * cpphash.h: Update comment.
2501 * cpplex.c: Update comments.
2502 (_cpp_can_paste): Remove.
2503 * cpplib.h (_cpp_can_paste): Remove.
2504 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
2505 lexer rather than _cpp_can_paste.
2507 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
2509 * doc/cppinternals.texi: Update.
2511 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
2513 * cpphash.h (struct cpp_pool): Remove locks and locked.
2514 (struct cpp_context): Add member buff.
2515 (struct cpp_reader): Remove member argument_pool.
2516 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
2517 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
2518 * cpplex.c (chunk_suitable): Remove pool argument.
2519 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
2520 (new_buff, _cpp_extend_buff): Update.
2521 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
2522 which buffer is returned.
2523 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
2524 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
2525 * cppmacro.c (lock_pools, unlock_pools): Remove.
2526 (push_ptoken_context): Take a _cpp_buff.
2527 (enter_macro_context): Pool locking removed.
2528 (replace_args): Use a _cpp_buff for the replacement list with
2530 (push_token_context): Clear buff.
2531 (expand_arg): Use _cpp_pop_context.
2532 (_cpp_pop_context): Free a context's buffer, if any.
2534 2001-09-26 DJ Delorie <dj@redhat.com>
2536 * c-typeck.c (digest_init): Check for sizeless arrays.
2538 2001-09-26 Richard Henderson <rth@redhat.com>
2540 * optabs.c (init_one_libfunc): Create a dummy function type
2541 instead of using error_mark_node.
2543 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
2545 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
2546 _cpp_extend_buff, _cpp_free_buff): New.
2547 (struct cpp_reader): New member free_buffs.
2548 * cppinit.c (cpp_destroy): Free buffers.
2549 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
2550 _cpp_extend_buff, _cpp_free_buff): New.
2551 * cpplib.h (struct cpp_options): Remove unused member.
2552 * cppmacro.c (collect_args): New. Combines the old parse_arg
2553 and parse_args. Use _cpp_buff for memory allocation.
2554 (funlike_invocation_p, replace_args): Update.
2556 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2558 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
2560 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
2562 * except.c (sjlj_mark_call_sites): Change address inside sequence.
2564 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
2566 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
2569 2001-09-25 Janis Johnson <janis187@us.ibm.com>
2570 Jim Wilson <wilson@redhat.com>
2572 * doc/install.texi (Specific, ia64-*-linux): Document.
2574 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
2576 * Makefile.in (cfgrtl.o): Add.
2577 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
2578 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
2579 free_aux_for_edge): Declare.
2581 (HAVE_return): Undefine.
2582 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
2583 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
2584 free_aux_for_edge): New global functions.
2585 (first_delete_block): New static variable.
2586 (init_flow): Clear first_delete_block.
2587 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
2588 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
2589 try_redirect_by_replacing_jump, last_loop_beg_note,
2590 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
2591 delete_insn, delete_insn_chain, create_basic_block_structure,
2592 create_basic_block, flow_delete_block, compute_bb_for_insn,
2593 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
2594 set_block_for_new_insns, split_block, merge_blocks_nomove,
2595 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
2596 redirect_edge_and_branch, force_nonfallthru_and_redirect,
2597 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
2598 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
2599 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
2600 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
2601 purge_all_dead_edges): Move to ....
2602 * cfgrtl.c: New file; .... Here.
2604 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
2605 (reroder_basic_block): Use alloc_aux_for_blocks.
2606 * predict.c (estimate_bb_frequencies): Likewise; use
2607 alloc_aux_for_edges.
2608 * profile.c (compute_branch_probabilities): Likewise.
2609 (branch_prob): Likewise.
2610 * reg-stack.c (reg_to_stack): Likewise.
2612 * emit-rtl.c (emit_insns_after): Never return NULL.
2614 * basic-block.h (set_block_for_new_insns): Delete.
2615 * cfgrtl.c (set_block_for_new_insns): Delete.
2617 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
2618 calls when crossjumping.
2620 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
2621 * unroll.c (copy_loop_body): Use delete_insn.
2623 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
2624 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
2625 keep_stack_depressed): Likewise.
2626 * gcse.c (cprop_cc0_jump): Likewise.
2627 * local-alloc.c (update_equiv_regs): Likewise.
2628 * loop.c (scan_loop, loop_delete_insns): Likewise.
2629 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
2630 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
2631 delete_output_reload, delete_address_reloads_1,
2632 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
2634 * sibcall.c (replace_call_placeholder): Likewise.
2635 * cse.c (cse_insn): Likewise.
2637 2001-09-25 Bernd Schmidt <bernds@redhat.com>
2639 From Graham Stott <grahams@redhat.com>
2640 (def_builtin): Only define builtins appropriate for target_flags. All
2642 (builtin_decsription): Add new field mask which is used to determine
2643 when to define the builtin via the macro def_builtin.
2645 (bdesc_comi): Initialise new mask fields.
2646 (bdesc_2srg): Likewise.
2647 (bdesc_1arg): Likewise.
2649 * config/i386/i386.c (ix86_init_builtins): Correct return type
2650 building v4hi_ftype_v4hi_int_int tree node.
2651 (ix86_expand_sse_comi): Fix typo swapping operands.
2652 Don't swap comparision condition, it is already swapped.
2653 (ix86_expand_sse_compare): Before swapping operands
2654 move operand 1 into new rtx and not the target rtx.
2655 Don't swap comparison condition, it is already swapped.
2656 Always check whether we need to create a new TARGET.
2658 * config/i386/i386.md: (sse_comi) Fix typos.
2659 (sse_ucomi): Likewise.
2660 (cvtss2si): Fix operand 0 contraint.
2661 (cvttss2si): Likewise.
2662 (sse_unpckhps): Fix mode for operand 2.
2663 (sse_unpcklps): Likewise.
2665 2001-09-25 Graham Stott <grahams@redhat.com>
2667 * sibcall.c (skip_copy_to_return_value): Tighten return value
2670 2001-09-24 David Edelsohn <edelsohn@gnu.org>
2672 * rs6000.c (lwa_operand): Address must be word aligned.
2674 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2676 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
2677 number has been set.
2678 (type_hash_mark): Mark type itself.
2680 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
2682 * c-lex.c (cb_def_pragma): Update.
2683 (c_lex): Update, and skip padding.
2684 * cppexp.c (lex, parse_defined): Update, remove unused variable.
2685 * cpphash.h (struct toklist): Delete.
2686 (union utoken): New.
2687 (struct cpp_context): Update.
2688 (struct cpp_reader): New members eof, avoid_paste.
2689 (_cpp_temp_token): New.
2690 * cppinit.c (cpp_create_reader): Update.
2691 * cpplex.c (_cpp_temp_token): New.
2692 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
2693 (cpp_output_token): Don't print leading whitespace.
2694 (cpp_output_line): Update.
2695 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
2696 do_include_common, do_line, do_ident, do_pragma,
2697 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
2698 parse_assertion): Update.
2699 (get_token_no_padding): New.
2700 * cpplib.h (CPP_PADDING): New.
2701 (AVOID_LPASTE): Delete.
2702 (struct cpp_token): New union member source.
2703 (cpp_get_token): Update.
2704 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
2705 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
2706 replace_args, quote_string, stringify_arg, parse_arg, next_context,
2707 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
2708 _cpp_backup_tokens, _cpp_create_definition): Update.
2709 (push_arg_context): Delete.
2710 (padding_token, push_token_context, push_ptoken_context): New.
2711 (make_string_token, make_number_token): Update, rename.
2712 (cpp_get_token): Update to handle tokens as pointers to const,
2713 and insert padding appropriately.
2714 * cppmain.c (struct printer): New member prev.
2715 (check_multiline_token): Constify.
2716 (do_preprocessing, cb_line_change): Update.
2717 (scan_translation_unit): Update to handle spacing.
2718 * scan-decls.c (get_a_token): New.
2719 (skip_to_closing_brace, scan_decls): Update.
2720 * fix-header.c (read_scan_file): Update.
2722 * doc/cpp.texi: Update.
2724 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2726 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
2727 leak by passing malloc'ed pointer to reconcat, not concat.
2729 2001-09-24 DJ Delorie <dj@redhat.com>
2731 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
2733 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
2735 * flow.c (delete_dead_jumptables): Delete jumptable if the only
2736 reference is from the literal pool.
2738 2001-09-24 Janis Johnson <janis187@us.ibm.com>
2740 * doc/install.texi (Final install): Request additional information
2741 in mail about successful builds.
2743 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2745 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
2746 initial value of return pointer register instead of value in frame-20.
2749 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2751 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
2752 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
2753 the libcall if there isn't a referenced identifier for the symbol.
2755 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2757 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
2758 non 64-bit machines. Use these as a plabel for the trampoline.
2759 (TRAMPOLINE_SIZE): Adjust size for new words.
2760 (INITIALIZE_TRAMPOLINE): Initialize new words.
2761 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
2762 pointer to the plabel in the trampoline.
2764 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2766 * pa.c (function_arg): Pass floating arguments in both general and
2767 floating registers in indirect (dynamic) calls when generating code
2768 for the 32 bit ABI and the HP assembler.
2770 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2772 * doc/install.texi: Markup fixes.
2773 Use Solaris 2, SunOS 4 as appropriate.
2774 (Specific, *-*-solaris2*): Explain this.
2775 Unconditionally warn against /usr/ucb tools.
2776 Remove Sun as warning, obsolete.
2777 Move X11 header bug workaround here, update patches.
2778 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
2779 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
2781 2001-09-23 Zack Weinberg <zack@codesourcery.com>
2783 * errors.h (warning, error, fatal, internal_error): Don't mark
2784 with ATTRIBUTE_PRINTF_n.
2785 * toplev.h (internal_error, fatal_io_error, warning, error,
2786 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
2787 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
2790 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2792 * function.c (pop_function_context_from): var_refs_queue
2793 and temp slots now in GC memory.
2794 (mark_function_status, free_after_compilation): Likewise;
2795 also struct function now in GC memory.
2796 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
2797 (combine_temp_slots): Likewise.
2798 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
2799 (prepare_function_start): Use GC memory for struct function.
2800 (mark_temp_slot): Deleted.
2801 (gcc_mark_struct_function): struct function now in GC memory.
2803 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
2804 code for division, not modulus.
2806 * rtl.def (MEM): Remove obsolete part of comment.
2808 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
2810 * c-format.c (init_function_format_info): Check __builtin_printf
2811 and __builtin_fprintf even if -ffreestanding. Check C99 functions
2814 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2816 * c-common.c (format_attribute_table): Remove decl.
2817 * tree.h (format_attribute_table, lang_attribute_table): New decls.
2818 (lang_attribute_common): Likewise.
2820 * function.c (fix_lexical_address): Use set_mem_alias_set.
2821 (expand_function_start): Likewise.
2822 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
2824 * varasm.c (output_constant): Fix unused variable warning.
2826 * attribs.c: New file, from c-common.c.
2827 (attribute_tables): Now four elements.
2828 (format_attribute_table, lang_attribute_common): New variables.
2829 (init_attributes): Reflect above changes.
2830 (handle_mode_attribute): Delete check for wider than uintmax.
2831 * c-common.c: Delete parts moved to attribs.c.
2832 (enum attrs): Deleted; unused.
2833 (c_format_attribute_table): New variable.
2834 (c_common_lang_init): Initialize format_attribute_table with it.
2835 * c-common.h (decl_attributes): Remove decl.
2836 * tree.h (decl_attribute): Move it to here.
2837 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
2838 (attribs.o): New rule.
2840 2001-09-22 Andreas Jaeger <aj@suse.de>
2842 * builtins.c (c_getstr): Remove unused variable.
2844 2001-09-21 Richard Henderson <rth@redhat.com>
2846 * reload1.c (reload): Use delete_insn instead of splatting
2849 2001-09-21 Richard Henderson <rth@redhat.com>
2851 * reload.c (push_secondary_reload): Don't check for "=" in output
2852 constraint after ""->ALL_REGS check.
2854 2001-09-21 Richard Henderson <rth@redhat.com>
2856 * predict.c (expected_value_to_br_prob): Use pc_set.
2858 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
2859 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
2861 2001-09-21 Richard Henderson <rth@redhat.com>
2863 * rtl.h (LCT_RETURNS_TWICE): New.
2864 * calls.c (emit_call_1): Set current_function_calls_setjmp for
2866 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
2867 to ECF_RETURNS_TWICE.
2868 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
2871 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
2873 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
2874 (JMP_BUF_SIZE): New.
2876 2001-09-21 Richard Henderson <rth@redhat.com>
2878 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
2881 2001-09-21 Richard Henderson <rth@redhat.com>
2883 * tree.def (FDESC_EXPR): New.
2884 * expr.c (expand_expr): Handle it.
2885 * varasm.c (initializer_constant_valid_p): Likewise.
2886 (output_constant): Likewise.
2887 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
2888 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
2889 (ASM_OUTPUT_FDESC): New.
2890 * doc/tm.texi: Document the new macros.
2892 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
2894 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
2895 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
2896 once merging is complete.
2898 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2900 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
2902 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
2904 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
2905 that would be invalid after a merge.
2907 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
2909 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
2910 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
2912 (flow_delete_insn): This one.
2913 (delete_insn_chain): Rename from ...; do not care labels.
2914 (flow_delete_insn_chain): ... this one.
2915 (flow_delete_block): Remove the insns one BB has been expunged.
2916 (merge_blocks_nomove): Likewise.
2917 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
2918 updating BB boundaries.
2919 (tidy_fallthru_edge): Likewise.
2920 (commit_one_edge_insertion): Likewise.
2921 * cfgbuild.c (find_basic_block): Likewise.
2922 (find_basic_blocks_1): Likewise.
2923 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
2924 (try_crossjump_to_edge): Likewise.
2925 (try_optimize_cfg): Likewise.
2926 * cse.c (delete_trivially_dead_insns): Likewise.
2927 * df.c (df_insn_delete): Likewise.
2928 * doloop.c (doloop_modify): Use delete_related_insns.
2929 * emit-rtl.c (try_split): Likewise.
2930 (remove_insn): Update BB boundaries.
2931 * expect.c (connect_post_landing_pads): Use delete_related_insns.
2932 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
2933 updating BB boundaries.
2934 (propagate_block_delete_insn): Likewise.
2935 (propagate_block_delete_libcall): Likewise.
2936 * function.c (delete_handlers): Use delete_related_insns.
2937 (thread_prologue_and_epilogue_insns): Likewise.
2938 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
2939 * genpeep.c (gen_peephole): Use delete_related_insns.
2940 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
2942 (find_cond_trap): Likewise.
2943 * integrate.c (save_for_inline): Use delete_related_insns.
2944 (copy_insn_list): Likewise.
2945 * jump.c (pruge_linie_number_notes): Likewise.
2946 (duplicate_loop_exit_test): Likewise.
2947 (delete_computation): Likewise.
2948 (delete_related_insn): Rename from ...; use delete_insn
2949 (delete_insn): ... this one.
2950 (redirect_jump): Use delete_related_insns.
2951 * loop.c (scan_loop): Likewise.
2952 (move_movables): Likewise.
2953 (find_and_verify_loops): Likewise.
2954 (check_dbra_loop): Likewise.
2955 * recog.c (peephole2_optimize): Likewise.
2956 * reg-stack.c (delete_insn_for_stacker): Remove.
2957 (move_for_stack_reg): Use delete_insn.
2958 * regmove.c (combine_stack_adjustments_for_block): Likewise.
2959 * reload1.c (delete_address_reloads): Use delete_related_insns.
2960 (fixup_abnormal_edges): Use delete_insn.
2961 * recog.c (emit_delay_sequence): Use delete_related_insns.
2962 (delete_from-delay_slot): Likewise.
2963 (delete_scheduled_jump): likewise.
2964 (optimize_skip): Likewise.
2965 (try_merge_delay_insns): Likewise.
2966 (full_simple_delay_slots): Likewise.
2967 (fill_slots_from_thread): Likewise.
2968 (relax_delay_slots): Likewise.
2969 (make_return_insns): Likewise.
2970 (dbr_schedule): Likewise.
2971 * rtl.h (delete_insn): Rename to delete_related_insns.
2972 (delete_insn, delete_insn_chain): New prototypes.
2973 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
2974 by df_insn_delete already.
2975 * ssa-dce.c (delete_insn_bb): Use delete_insn.
2976 * ssa.c (convert_from_ssa): Use delete_related_insns.
2977 * unroll.c (unroll_loop): Likewise.
2978 (calculate_giv_inc): Likewise.
2979 (copy_loop_body): Likewise.
2981 * i386-protos.h (ix86_libcall_value, ix86_function_value,
2982 ix86_function_arg_regno_p, ix86_function_arg_boundary,
2983 ix86_return_in_memory, ix86_function_value): Declare.
2984 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
2985 new static valurables.
2986 (x86_64_reg_class): New enum
2987 (x86_64_reg_class_name): New array.
2988 (classify_argument, examine_argument, construct_container,
2989 merge_classes): New static functions.
2990 (optimization_options): Enable flag_omit_frame_pointer and disable
2991 flag_pcc_struct_return on 64bit.
2992 (ix86_libcall_value, ix86_function_value,
2993 ix86_function_arg_regno_p, ix86_function_arg_boundary,
2994 ix86_return_in_memory, ix86_function_value): New global functions.
2995 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
2996 (function_arg_advance): Handle x86_64 passing conventions.
2997 (function_arg): Likewise.
2998 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
2999 (RETURN_IN_MEMORY): Move offline.
3000 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
3001 (FUNCTION_VALUE_REGNO_P): New macro.
3002 (FUNCTION_ARG_REGNO_P): Move offline.
3003 (struct ix86_args): Add maybe_vaarg.
3004 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
3005 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
3007 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
3009 * s390.md: Changed attributes for scheduling.
3010 * s390.c: (s390_adjust_cost, s390_adjust_priority)
3013 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
3015 Table-driven attributes.
3016 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
3017 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
3018 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
3019 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
3020 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
3021 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
3022 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
3023 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
3024 * tree.h (struct tree_decl): Change machine_attributes to
3026 * doc/c-tree.texi: Document that all attributes are now attached
3028 * c-common.c (add_attribute, attrtab, attrtab_idx,
3029 default_valid_lang_attribute, valid_lang_attribute): Remove.
3030 (attribute_tables, attributes_initialized,
3031 c_common_attribute_table, default_lang_attribute_table): New
3033 (handle_packed_attribute, handle_nocommon_attribute,
3034 handle_common_attribute, handle_noreturn_attribute,
3035 handle_unused_attribute, handle_const_attribute,
3036 handle_transparent_union_attribute, handle_constructor_attribute,
3037 handle_destructor_attribute, handle_mode_attribute,
3038 handle_section_attribute, handle_aligned_attribute,
3039 handle_weak_attribute, handle_alias_attribute,
3040 handle_no_instrument_function_attribute,
3041 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
3042 handle_no_limit_stack_attribute, handle_pure_attribute): New
3044 (init_attributes, decl_attributes): Rewrite to implement
3045 table-driven attributes.
3046 * c-common.h (enum attribute_flags): Move to tree.h.
3047 * c-format.c (decl_handle_format_attribute,
3048 decl_handle_format_arg_attribute): Rename to
3049 handle_format_attribute and handle_format_arg_attribute. Update
3050 for table-driven attributes.
3051 * c-common.h (decl_handle_format_attribute,
3052 decl_handle_format_arg_attribute): Remove prototypes.
3053 (handle_format_attribute, handle_format_arg_attribute): Add
3055 * c-decl.c (grokdeclarator): Handle attributes nested inside
3057 * c-parse.in (setattrs, maybe_setattrs): Remove.
3058 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
3059 Update to handle nested attributes properly.
3060 (maybe_resetattrs, after_type_declarator,
3061 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
3062 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
3064 (make_pointer_declarator): Update to handle nested attributes
3066 * doc/extend.texi: Update documentation of limits of attributes
3067 syntax. Warn about problems with attribute semantics in C++.
3068 * target.h (struct target): Remove valid_decl_attribute and
3069 valid_type_attribute. Add attribute_table and
3070 function_attribute_inlinable_p.
3071 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
3072 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
3073 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
3075 (TARGET_INITIALIZER): Update.
3076 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
3078 (function_attribute_inlinable_p): New function. Check for the
3079 presence of any machine attributes before using
3080 targetm.function_attribute_inlinable_p.
3081 (function_cannot_inline_p): Update.
3082 * Makefile.in (integrate.o): Update dependencies.
3083 * doc/tm.texi: Update documentation of target attributes and
3084 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
3085 * tree.c (default_valid_attribute_p, valid_machine_attribute):
3087 (default_target_attribute_table,
3088 default_function_attribute_inlinable_p): New.
3089 (lookup_attribute): Update comment to clarify handling of multiple
3090 attributes with the same name.
3091 (merge_attributes, attribute_list_contained): Allow multiple
3092 attributes with the same name but different arguments to appear in
3093 the same attribute list.
3094 * tree.h (default_valid_attribute_p): Remove prototype.
3095 (struct attribute_spec): New.
3096 (default_target_attribute_table): Declare.
3097 (enum attribute_flags): Move from c-common.h. Add
3098 ATTR_FLAG_TYPE_IN_PLACE.
3099 (default_function_attribute_inlinable_p): Declare.
3100 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
3101 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3102 (TARGET_ATTRIBUTE_TABLE): Define.
3103 (vms_attribute_table): New.
3104 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
3105 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3106 (TARGET_ATTRIBUTE_TABLE): Define.
3107 (arc_attribute_table, arc_handle_interrupt_attribute): New.
3108 * config/arm/arm.c (arm_valid_type_attribute_p,
3109 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
3111 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3113 (TARGET_ATTRIBUTE_TABLE): Define.
3114 (arm_attribute_table, arm_handle_fndecl_attribute,
3115 arm_handle_isr_attribute): New.
3116 * config/avr/avr.c (avr_valid_type_attribute,
3117 avr_valid_decl_attribute): Remove.
3118 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
3120 (TARGET_ATTRIBUTE_TABLE): Define.
3121 (avr_attribute_table, avr_handle_progmem_attribute,
3122 avr_handle_fndecl_attribute): New.
3123 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
3124 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3125 (TARGET_ATTRIBUTE_TABLE): Define.
3126 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
3127 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
3128 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3129 (TARGET_ATTRIBUTE_TABLE): Define.
3130 (h8300_attribute_table, h8300_handle_fndecl_attribute,
3131 h8300_handle_eightbit_data_attribute,
3132 h8300_handle_tiny_data_attribute): New.
3133 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
3134 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
3136 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
3138 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
3139 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3141 (TARGET_ATTRIBUTE_TABLE): Define.
3142 (ix86_attribute_table, ix86_handle_cdecl_attribute,
3143 ix86_handle_regparm_attribute): New.
3144 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
3145 i386_pe_valid_type_attribute_p): Remove.
3146 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
3147 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
3148 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3149 (TARGET_ATTRIBUTE_TABLE): Define.
3150 (ia64_attribute_table): New.
3151 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
3152 interrupt_ident2, model_ident1, model_ident2): Remove.
3153 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3154 (TARGET_ATTRIBUTE_TABLE): Define.
3155 (init_idents): Update.
3156 (m32r_attribute_table, m32r_handle_model_attribute): New.
3157 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
3159 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3160 (TARGET_ATTRIBUTE_TABLE): Define.
3161 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
3162 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
3163 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3164 (TARGET_ATTRIBUTE_TABLE): Define.
3165 (mcore_attribute_table, mcore_handle_naked_attribute): New.
3166 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
3167 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3168 (TARGET_ATTRIBUTE_TABLE): Define.
3169 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
3170 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
3171 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3172 (TARGET_ATTRIBUTE_TABLE): Define.
3173 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
3174 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
3175 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3176 (TARGET_ATTRIBUTE_TABLE): Define.
3177 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
3178 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
3180 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
3182 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
3183 (TARGET_ATTRIBUTE_TABLE): Define.
3184 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
3186 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
3187 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3188 (TARGET_ATTRIBUTE_TABLE): Define.
3189 (v850_attribute_table, v850_handle_interrupt_attribute,
3190 v850_handle_data_area_attribute): New.
3191 * config/v850/v850-c.c (mark_current_function_as_interrupt):
3192 Return void. Call decl_attributes instead of
3193 valid_machine_attribute.
3195 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
3197 * sh-protos.h (sh_pr_n_sets): Declare.
3198 * sh.c (calc_live_regs): If the initial value for PR has been copied,
3199 look at the copy to determine if PR needs to be saved.
3200 sh_pr_n_sets: New function.
3201 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
3202 (ALLOCATE_INITIAL_VALUE): Define.
3204 * sh.c (initial_elimination_offset):
3205 Fix RETURN_ADDRESS_POINTER_REGNUM case.
3207 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
3209 * integrate.c (allocate_initial_values): New function.
3210 * integrate.h (allocate_initial_values): Declare.
3211 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
3213 * reload1.c (reload): And initialization of reg_equiv_memory_loc
3215 * toplev.c (rest_of_compilation): To here.
3216 Call allocate_initial_values.
3217 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
3219 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3221 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
3223 2001-09-20 DJ Delorie <dj@redhat.com>
3225 * c-typeck.c (really_start_incremental_init): Discriminate
3226 between zero-length arrays and flexible arrays.
3227 (push_init_level): Detect zero-length arrays and handle them
3228 like fixed-sized arrays.
3229 * expr.c (store_constructor): Handle zero-length arrays and
3230 flexible arrays correctly.
3231 * doc/extend.texi: Update zero-length array notes.
3233 2001-09-20 Jim Wilson <wilson@redhat.com>
3235 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
3236 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
3237 for issue port conflicts.
3238 (cycle_end_fill_slots): TYPE_L instructions take two slots.
3240 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
3242 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
3245 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3247 * fold-const.c (hashtab.h): Include.
3248 (int_const_binop): Remove FORSIZE arg and compute from type; all
3250 Call size_int_type_wide for all single-word constants.
3251 (size_htab_hash, size_htab_eq): New functions.
3252 (size_int_type_wide): Rework to use hash table.
3253 * ggc-common.c (hashtab.h): Include.
3254 (struct d_htab_root): New struct.
3255 (d_htab_roots): New variable.
3256 (ggc_add_deletable_htab, ggc_htab_delete): New functions
3257 (ggc_mark_roots): Handle deletable htabs.
3258 * ggc-page.c (ggc_marked_p): New function.
3259 * ggc-simple.c (ggc_marked_p): Likewise.
3260 * ggc.h: Reformatting throughout.
3261 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
3262 * tree.c (init_obstacks): Make type_hash_table a deletable root.
3263 (type_hash_add): Allocate struct type_hash from GC memory.
3264 (mark_hash_entry, mark_type_hash): Deleted.
3265 (type_hash_marked_p, type_hash_mark): New functions.
3266 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
3268 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
3270 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
3273 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3275 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
3276 array-too-large test for signed sizetype.
3278 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3280 * i386.md (indirect_jump): Allow Pmode operand.
3281 (tablejump): LIkewise; perform expansion to 64bit mode.
3282 * i386.c (symbolic_operand): Allow 64bit PIC references.
3283 (pic_symbolic_operand): Likewise.
3284 (ix86_find_base_term): Strip the 64bit PIC references.
3285 (legitimate_pic_address_disp_p): Handle 64bit PIC.
3286 (legitimize_pic_address): Likewise.
3287 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
3288 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
3290 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
3292 * stringpool.c (get_identifier_with_length): New function.
3293 * tree.h (get_identifier_with_length): New prototype.
3295 2001-09-19 Alan Modra <amodra@bigpond.net.au>
3296 David Edelsohn <edelsohn@gnu.org>
3299 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3300 already sign-extended.
3302 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
3303 * config/rs6000/rs6000.c (logical_operand): Always compare op as
3305 (rs6000_emit_set_long_const): Avoid unnecessary shift.
3306 (output_profile_hook): Declare label_name const.
3307 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
3308 to match constraints.
3310 2001-09-19 Stan Shebs <shebs@apple.com>
3312 * alias.c: Fix typos in comments.
3313 * sched-rgn.c (init_ready_list): Ditto.
3314 * unwind-dw2.c (uw_frame_state_for): Ditto.
3315 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
3316 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
3317 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
3319 2001-09-19 Richard Henderson <rth@redhat.com>
3321 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
3323 * Makefile.in (cfg.o): Depend on TM_P_H.
3325 2001-09-19 Richard Henderson <rth@redhat.com>
3327 * config/alpha/alpha.c (local_symbol_p): Split out from ...
3328 (local_symbolic_operand): ... here.
3329 (small_symbolic_operand): Check mode.
3330 (global_symbolic_operand): New.
3331 (input_operand): Reject symbolics if explicit relocs.
3332 (call_operand): Tidy.
3333 (alpha_legitimize_address): Use movdi_er_high_g.
3334 (alpha_expand_mov): Likewise.
3335 * config/alpha/alpha-protos.h: Update.
3336 * config/alpha/alpha.h (PREDICATE_CODES): Update.
3337 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
3338 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
3339 (UNSPECV_LDGP2): Remove.
3340 (all call patterns): Use 's' not 'i' for symbolic constraint.
3341 (call_osf call_value_osf): Use call_operand.
3342 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
3343 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
3344 (prologue_ldgp_1_er): Remove.
3345 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
3346 (builtin_setjmp_receiver_er patterns): Use them.
3347 (exception_receiver_er): Likewise.
3349 2001-09-19 Richard Henderson <rth@redhat.com>
3351 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
3353 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
3354 and NON_LOCAL_GOTO notes.
3355 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
3356 copy over CALL_INSN_FUNCTION_USAGE.
3358 2001-09-18 Catherine Moore <clm@redhat.com>
3360 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
3363 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
3365 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
3366 new-style tm_file specification. Specify correct tm_p_file,
3367 md_file, and out_file for s390x.
3369 * config/s390/linux.h, linux64.h: Don't include other target
3370 macro header files. Now handled via tm_file.
3372 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
3373 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
3374 are defined before use.
3376 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
3378 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
3379 code generation only for Gnu assembler.
3381 2001-09-18 Catherine Moore <clm@redhat.com>
3383 * config/stormy16 (LIB_SPEC): Remove -lnosys.
3385 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
3387 * config/mips/mips.c (mips_frame_set): New.
3388 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
3389 a parallel frame-related expression with a set for each register.
3391 2001-09-18 Philip Blundell <philb@gnu.org>
3393 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
3396 2001-09-17 Dale Johannesen <dalej@apple.com>
3398 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
3399 * config/rs6000/aix.h (FIXED_R2): Define.
3400 * config/rs6000/darwin.h (FIXED_R2): Define.
3401 * config/rs6000/sysv4.h (FIXED_R2): Define.
3403 2001-09-17 Jeff Sturm <jsturm@one-point.com>
3405 * except.c (dw2_build_landing_pads): New local
3406 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
3407 barrier after clobbers. Fixes c++/4012.
3409 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3411 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
3413 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
3415 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
3416 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
3418 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3420 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
3423 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
3425 * cpphash.h (_cpp_lex_direct): New.
3426 * cpplex.c (_cpp_lex_token): Update.
3427 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
3428 and increment that pointer.
3429 * cppmacro.c (alloc_expansion_token): New.
3430 (lex_expansion_token): Lex macro expansion directly into
3433 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
3435 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
3437 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
3439 * basic-block.h (free_bb_for_insn): Declare.
3440 * bb-reorder.c (label_for_bb): Use block_label.
3441 (emit_jump_to_block_after): Remove.
3442 (insert_intra_1): Do not update block_for_insn.
3443 (insert_inter_bb_scope_notes): Likewise; update bb->end
3444 * cfg.c (free_bb_for_insn): New.
3445 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
3446 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
3447 (commit_one_edge_insertion): Likewise.
3448 (commit_one_edge_insertion): Do not update BB boundary.
3449 (commit_edge_insertions): Do not call compute_bb_for_insn.
3450 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
3451 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
3452 (merge_blocks_move_successor_nojumps): Likewise.
3453 (try_crossjump_to_edge): Do not update block_for_insn.
3454 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
3455 * df.c (df_pattern_emit_later): Do not update BB boundary.
3456 (df_jump_pattern_emit_after): Likewise.
3457 (df_insn_move_before): Use emit_insn_before.
3458 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
3460 (add_insn_after, add_insn_before, emit_insns_after): Update BB
3461 boundaries and basic_block_for_insn.
3462 (reorder_insns_nobb): Rename from reorder_insns.
3463 (reorder_insns): New.
3464 (emit_block_insn_before, emit_block_insn_after): Kill.
3465 * flow.c (check_function_return_warnings): Do not call
3466 compute_bb_for_insn; Do not free basic_block_for_insn.
3467 (attempt_auto_inc): Do not update basic_block_for_insn.
3468 * function.c (emit_return_into_block): Likewise;
3469 do not update BB boundaries.
3470 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
3471 (insert_insn_end_bb): Use emit_insn_before; Likewise.
3472 (pre_insert_copy_insn): Likewise.
3473 (update_ld_motion_notes): Likewise.
3474 (insert_insn_start_bb): Likewise.
3475 (replace_store_insn): Likewise.
3476 * ifcvt.c (noce_process_if_block): Likewise.
3477 (if_convert): Do not call compute_bb_for_insn.
3478 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
3479 Use emit_insn_before and emit_insn_after.
3480 * recog.c (split_all_insns): Do not update BB boundaries;
3481 Do not call compute_bb_for_insn.
3482 (peephole2_optimize): Do not update BB boundaries.
3483 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
3485 (emit_swap_insn): Likewise.
3486 (convert_regs_1): Likewise.
3487 * reload1.c (reload): Call compute_bb_for_insn.
3488 * rtl.h (reorder_insns_nobb): Declare.
3489 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
3490 * toplev.c (rest_of_compilation): Call free_bb_for_insn
3491 at places CFG is invalidated; do not call compute_bb_for_insn.
3493 * cfg.c (expunge_block): Invalidate BB structure.
3495 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
3498 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
3500 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
3502 * cpphash.h (_cpp_lex_token): Update prototype.
3503 * cpplex.c (_cpp_lex_token): New prototype.
3504 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
3505 lex_macro_node, read_flag, do_pragma_poison): Update.
3506 * cppmacro.c (cpp_get_token, parse_params,
3507 lex_expansion_token): Update.
3509 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
3511 * cppmain.c (scan_translation_unit): Don't worry about
3512 putting a space after hashes.
3513 * cpplib.c (directive_diagnostics): New.
3514 (_cpp_handle_directive): Update to use directive_diagnostics.
3515 (run_directive): Don't toggle prevent_expansion.
3516 (do_line): Backup in case of the line extension.
3517 * cpplib.h (cpp_lexer_pos): Remove.
3518 * cppmacro.c (_cpp_create_definition): Precede a leading #
3521 2001-09-15 Richard Henderson <rth@redhat.com>
3523 * c-typeck.c (comptypes): Handle zero-length arrays properly.
3525 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3527 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
3529 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3531 PR preprocessor/3571
3532 * tradcpp.c (handle_directive): Skip non-vertical space.
3534 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3536 * cppmain.c (setup_callbacks): Set line callback only
3537 if outputting preprocessed source.
3539 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3541 * collect2.c (main): Const-ification.
3542 * gcc.c (translate_options, process_command): Use xstrdup in
3543 lieu of xmalloc/strcpy.
3544 (main): Use concat in lieu of xmalloc/strcpy/strcat.
3546 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3548 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
3551 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3553 * scan-decls.c (scan_decls): Fix typo.
3555 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3557 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
3558 Split mlstring_pos into mls_line and mls_col.
3559 * cppinit.c (cpp_create_reader): Initialize line to 1.
3560 (cpp_destroy): Free tokenruns.
3561 (push_include): Don't update lexer_pos.
3562 * cpplex.c (unterminated, parse_string): Update.
3563 (lex_token): Don't update lexer_pos, update.
3564 * cpplib.c (if_stack): Save line instead of line + col.
3565 (start_directive, _cpp_do__Pragma, do_else, do_elif,
3566 push_conditional, _cpp_pop_buffer): Update.
3567 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
3568 (_cpp_create_definition): Update.
3570 2001-09-15 Eric Christopher <echristo@redhat.com>
3572 * config/mips/abi64.h: Add support for MEABI.
3574 2001-09-15 Eric Christopher <echristo@redhat.com>
3576 * config/mips/mips.md: Add unspec #2.
3578 (reload_outdi): Ditto.
3579 (reload_outsi): Ditto.
3582 2001-09-15 Eric Christopher <echristo@redhat.com>
3583 Jason Eckhardt <jle@redhat.com>
3585 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
3586 * config/mips/isa32-linux.h: New file.
3587 * config/mips/isa3264.h: Ditto.
3588 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
3589 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
3590 (output_block_mode): Support MEABI.
3591 (function_arg): Ditto. Fix floating point arg passing.
3592 (mips_va_start): Ditto.
3593 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
3595 (mips_asm_file_start): Add new section to pass abi to gdb.
3596 (function_arg_pass_by_reference): Support MEABI.
3597 (mips_parse_cpu): Support mips32 and mips64 processors.
3598 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
3599 TARGET_MIPS5KC. Support isa32 and isa64.
3600 (processor_type): Add r4kc, r5kc, r20kc.
3601 (GENERATE_MULT3_SI): New.
3602 (GENERATE_MULT3_DI): Ditto.
3603 (GENERATE_MULT3): Remove.
3604 (ISA_HAS_64BIT_REGS): Add isa == 64.
3605 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
3606 (ISA_HAS_MADD_MSUB): New.
3607 (ISA_HAS_CLZ_CLO): Ditto.
3608 (ISA_HAS_DCLZ_DCLO): Ditto.
3609 (ABI_GAS_ASM_SPEC): New.
3610 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
3613 (SUBTARGET_CC1_SPEC): Ditto.
3614 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
3615 (PAD_VARARGS_DOWN): Support MEABI.
3616 (HARD_REGNO_NREGS): Move to mips.c.
3617 (ASM_OUTPUT_IDENT): Add #undef.
3618 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
3619 (mulsi3): Use GENERATE_MULT3_SI.
3620 (mulsi3_mult3): Ditto. Support mips32, mips64.
3621 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
3622 (mul_sub_si): New pattern.
3623 (unnamed splitters): New.
3624 (muldi3): Use GENERATE_MULT3_DI.
3625 (muldi3_internal2): Ditto.
3626 (movdicc): Support mips32.
3627 * config/mips/t-isa3264: New file.
3629 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
3631 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
3632 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
3633 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
3635 * reorg.c (fill_slots_from_thread): After call to
3636 steal_delay_list_from_target, update own_thread as new_thread may
3639 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
3641 * cpperror.c (print_location): Take line and column, for
3642 default positioning use the previously lexed token.
3643 (_cpp_begin_message): Take line and column.
3644 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
3645 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
3646 * cpphash.h (_cpp_begin_message): Update prototype.
3647 * cppinit.c (push_include): Don't set output line.
3648 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
3649 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
3650 (do_pragma): Kludge for front ends. Don't expand macros at all.
3651 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
3652 (struct cpp_token): Remove output_line.
3653 (struct cpp_callbacks): New member line_change.
3654 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
3655 cpp_get_token): Preserve BOL flag.
3656 (cpp_get_line): Remove.
3657 (_cpp_backup_tokens): Remove useless abort().
3658 * cppmain.c (cb_line_change): New.
3659 (scan_translation_unit): Don't worry about starting new lines here.
3660 * scan-decls.c (scan_decls): Update.
3661 * c-lex.c (c_lex, init_c_lex): Update.
3662 (cb_line_change, src_lineno): New.
3664 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
3666 * tree.c (append_random_chars): Generate the random
3667 characters in a reproducable fashion.
3669 2001-09-14 Richard Henderson <rth@redhat.com>
3671 * config/i386/i386.c (internal_label_prefix): New.
3672 (internal_label_prefix_len): New.
3673 (override_options): Set them.
3674 (local_symbolic_operand): New.
3675 (legitimate_pic_address_disp_p): Use it.
3676 (legitimize_pic_address): Likewise.
3678 2001-09-14 Marc Espie <espie@openbsd.org>
3680 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
3683 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3685 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
3686 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
3688 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
3690 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
3691 invocation of SUBREG_REGNO_OFFSET.
3693 * haifa-sched.c: Fix typo in FSF copyright statement.
3694 * sched-deps.c: Fix typo in FSF copyright statement.
3695 * sched-ebb.c: Fix typo in FSF copyright statement.
3696 * sched-rgn.c: Fix typo in FSF copyright statement.
3697 * sched-vis.c: Fix typo in FSF copyright statement.
3699 * config.gcc: Move inclusion of arm elf specific header files
3700 from the files themselves into the tm_file variable. Make
3701 sure that elfos.h is included before target specific elf
3703 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
3705 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
3706 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
3707 ASM_OUTPUT_CASE_LABEL): Protect definition.
3708 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
3709 not already defined.
3710 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
3711 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
3712 Remove duplicate definition.
3713 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
3714 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
3715 (RDATA_SECTION_FUNCTION): Remove redundant definition.
3716 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
3717 Remove inclusion of arm/elf.h.
3718 * config/arm/unknown-elf.h: as for conix-elf.h.
3719 (STARTFILE_SPEC): Include crti.o and crtn.o.
3720 * config/arm/linux-elf.h: as for conix-elf.h.
3721 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
3722 * config/arm/strongarm-elf.h: Remove inclusion of
3724 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
3725 * config/arm/unknown-elf-oabi.h: Remove inclusion of
3726 unknown-elf.h and elf.h.
3727 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
3728 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
3729 ASM_WEAKEN_LABEL): Remove redundant definition.
3730 * config/arm/elf.h: Test for inclusion of elfos.h
3731 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
3732 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
3733 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
3734 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
3735 redundant definition.
3736 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
3737 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
3738 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
3739 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
3740 Add rules to build crti.o and crtn.o
3741 * crti.asm: New file.
3742 * crtn.asm: New file.
3744 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
3746 * c-parse.in (_yylex): Use _cpp_backup_tokens.
3747 * cpphash.h (struct tokenrun): Add prev.
3748 (struct lexer_state): Remove bol.
3749 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
3750 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
3752 * cppinit.c (cpp_create_reader): Don't set bol.
3753 (cpp_destroy): Don't free lookaheads.
3754 * cpplex.c (lex_directive): Remove.
3755 (next_tokenrun): Update.
3756 (_cpp_lex_token): Clean up logic.
3757 (lex_token): Update to return a pointer to lexed token, since it
3758 can move to the start of the buffer. Simpify newline handling.
3759 * cpplib.c (SEEN_EOL): Update.
3760 (skip_rest_of_line): Remove lookahead stuff.
3761 (end_directive): Line numbers are already incremented. Revert
3762 to start of lexed token buffer if we can.
3763 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
3764 parse_answer): Use _cpp_backup_tokens.
3765 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
3766 instead. Don't check for EOL.
3767 (do_include_common, do_line, do_pragma_system_header): Use
3769 * cpplib.h (BOL, _cpp_backup_tokens): New.
3770 * cppmacro.c (save_lookahead_token, take_lookahead_token,
3771 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
3772 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
3773 (builtin_macro): Don't use cpp_get_line.
3774 (cpp_get_line): Short term kludge.
3775 (parse_arg): Handle directives in arguments here. Back up when
3776 appropriate. Store EOF at end of argument list.
3777 (funlike_invocation_p): Use _cpp_backup_tokens.
3778 (push_arg_context): Account for EOF at end of list.
3779 (cpp_get_token): Remove lookahead stuff. Update.
3781 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3783 * c-parse.in (yyerror): Const-ification and/or static-ization.
3784 * c-typeck.c (push_member_name): Likewise.
3785 * collect2.c (main): Likewise.
3786 * dbxout.c (dbxout_parms): Likewise.
3787 * diagnostic.c (format_with_decl): Likewise.
3788 * dwarf2out.c (output_ranges): Likewise.
3789 * dwarfout.c (fundamental_type_code): Likewise.
3790 * except.c (dw2_output_call_site_table): Likewise.
3791 * gcc.c (do_spec_1): Likewise.
3792 * genopinit.c (optabs): Likewise.
3793 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
3794 gen_declaration_1, handle_impent): Likewise.
3795 * protoize.c (default_include, in_system_include_dir, abspath):
3797 * sched-vis.c (visualize_stall_cycles): Likewise.
3798 * sdbout.c (plain_type_1, sdbout_end_function,
3799 sdbout_end_epilogue): Likewise.
3800 * varasm.c (decode_reg_name): Likewise.
3802 * 1750a.c (mod_regno_adjust): Likewise.
3803 * alpha.c (alpha_write_one_linkage,
3804 unicosmk_output_default_externs): Likewise.
3805 * arm.c (arm_condition_codes): Likewise.
3806 * arm.h (arm_condition_codes): Likewise.
3807 * avr.c (output_movsisf, encode_section_info): Likewise.
3808 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
3810 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
3811 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
3812 * m88k.c (output_function_profiler): Likewise.
3813 * mips.c (mips_output_conditional_branch): Likewise.
3814 * ns32k.c (ns32k_out_reg_names): Likewise.
3815 * ns32k.h (ns32k_out_reg_names): Likewise.
3816 * pj.c (pj_output_rval): Likewise.
3817 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
3818 * sparc.c (sparc_flat_function_prologue,
3819 sparc_flat_function_epilogue): Likewise.
3821 2001-09-13 Markus Werle <numerical.simulation@web.de>
3822 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3824 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
3825 Aachen University of Technology".
3827 2001-09-13 Andreas Schwab <schwab@suse.de>
3829 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
3832 2001-09-13 Richard Henderson <rth@redhat.com>
3834 * config/alpha/alpha.c (small_symbolic_operand): New.
3835 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
3836 (some_operand, input_operand): Don't handle HIGH.
3837 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
3838 (alpha_expand_mov): Likewise.
3839 (print_operand) [H]: Just print HIGH symbol.
3840 (print_operand_address): Handle small data.
3841 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
3842 (TARGET_SWITCHES): Add -msmall-data/large-data.
3843 (PIC_OFFSET_TABLE_REGNUM): New.
3844 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
3845 (PREDICATE_COES): Update.
3846 * config/alpha/alpha.md (adddi_er_high): New.
3847 (adddi_er_low): Handle small data.
3848 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
3849 prefer .sdata to .rodata.
3850 (SELECT_RTX_SECTION): Likewise.
3852 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
3854 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
3855 defining __size_t and leaving size_t undefined.
3857 2001-09-12 Diego Novillo <dnovillo@redhat.com>
3859 * basic-block.h (expunge_block): Declare.
3860 * cfg.c (expunge_block): Remove static declaration.
3862 2001-09-12 Richard Henderson <rth@redhat.com>
3864 * integrate.c (copy_insn_list): Copy label name from
3865 NOTE_INSN_DELETED_LABEL.
3867 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3869 * c-common.c (c_tree_code_name): Const-ification.
3870 * c-decl.c (c_decode_option): Likewise.
3871 * c-typeck.c (warn_for_assignment): Likewise.
3872 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
3874 * cppinit.c (output_deps): Likewise.
3875 * dependence.c (dependence_string, direction_string): Likewise.
3876 * dwarf2out.c (output_ranges): Likewise.
3877 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
3878 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
3879 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
3880 standard_startfile_prefix, standard_startfile_prefix_1,
3881 standard_startfile_prefix_2, tooldir_base_prefix,
3882 standard_bindir_prefix, find_a_file): Likewise.
3883 * genattrtab.c (make_length_attrs): Likewise.
3884 * gencheck.c (tree_codes): Likewise.
3885 * genemit.c (gen_split): Likewise.
3886 * genrecog.c (special_mode_pred_table): Likewise.
3887 * graph.c (graph_ext): Likewise.
3888 * protoize (default_include): Likewise.
3889 * reload.c (reload_when_needed_name): Likewise.
3890 * sched-vis.c (visualize_stall_cycles): Likewise.
3891 * tlink.c (recompile_files): Likewise.
3892 * toplev.c (decode_g_option): Likewise.
3893 * tradcpp.c (output_deps): Likewise.
3894 * varasm.c (decode_reg_name): Likewise.
3896 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
3899 * avr.c (avr_regnames, encode_section_info): Likewise.
3900 * c4x.c (float_reg_names): Likewise.
3901 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
3902 * elfos.h (const_section): Likewise.
3903 * i386.c (ix86_comp_type_attributes): Likewise.
3904 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
3905 * ia64/aix.h (UNIQUE_SECTION): Likewise.
3906 * ia64.c (type_names): Likewise.
3907 * m68hc11.c (reg_class_names): Likewise.
3908 * m88k.c (m_options): Likewise.
3909 * mips.c (mips_output_conditional_branch, mips_unique_section):
3911 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3912 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
3913 ultra_code_names): Likewise.
3914 * sparc.h (OVERRIDE_OPTIONS): Likewise.
3916 2001-09-12 Jakub Jelinek <jakub@redhat.com>
3918 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
3919 Use --fatal-warnings option for gas.
3920 * configure: Rebuilt.
3922 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3924 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
3926 2001-09-11 Jim Wilson <wilson@redhat.com>
3928 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
3930 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3932 * builtins.c (c_strlen): Treat an offset too large for a
3933 HOST_WIDE_INT as out of range.
3935 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
3937 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
3938 (EDGE_CRITICAL_P): New predicate.
3939 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
3941 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
3942 (dump_edge_info): Remove "crit".
3943 * cfganal.c (mark_critical_edges): Kill.
3944 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
3945 * cfgcleanup.c (cleanup_cfg): Likewise.
3946 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
3947 (find_spanning_tree): Likewise.
3948 * reg-stack.c (convert_regs_1): Likewise.
3949 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
3951 * basic-block.h (create_basic_block_structure): New.
3952 (create_basic_block): Update prototype.
3953 (force_nonfallthru): New.
3954 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
3955 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
3956 handle updating of block_for_insn, creating of empty BBs and BBs at
3957 the end of INSN chain.
3958 (create_basic_block): New function.
3959 (split_block): Use create_basic_block.
3960 (force_nonfallthru_and_redirect): Break out from ...; cleanup
3961 (redirect_edge_and_branch_force): ... here.
3962 (force_nonfallthru): New.
3963 (split_edge): Rewrite to use force_nonfallthru and create_block.
3964 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
3965 (find_basic_blocks): Free basic_block_for_insn.
3966 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
3968 * cfg.c: Fix formating.
3969 * cfgcleanup.c: Fix formating.
3970 (merge_blocks, tail_recursion_label_p): Return bool.
3971 (merge_blocks_move_predecessor_nojumps,
3972 merge_blocks_move_successor_nojumps): Return void.
3974 2001-09-11 Jakub Jelinek <jakub@redhat.com>
3976 * configure.in: Check whether assembler supports section merging.
3977 * config.in: Rebuilt.
3978 * configure: Rebuilt.
3979 * varasm.c (variable_section, output_constant_pool): Pass alignment
3980 to SELECT_SECTION and SELECT_RTX_SECTION.
3981 (mergeable_string_section): New.
3982 (mergeable_constant_section): New.
3983 (default_elf_asm_named_section): Output SECTION_MERGE and
3984 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
3985 * output.h (mergeable_string_section): New.
3986 (mergeable_constant_section): New.
3987 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
3988 * toplev.c (flag_merge_constants): New.
3989 (f_options): Add -fmerge-constants and -fmerge-all-constants
3991 (toplev_main): Default to -fno-merge-constants if not optimizing.
3992 * flags.h (flag_merge_constants): Add extern.
3993 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
3994 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
3996 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
3997 Define if assembler has working .subsection -1 support.
3998 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
3999 Put constant into special SHF_MERGE sections if the linker should
4000 attempt to merge duplicates.
4001 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
4003 Put constant into special SHF_MERGE sections if the linker should
4004 attempt to merge duplicates.
4005 * config/alpha/elf.h: Likewise.
4006 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
4007 has working .subsection -1 support.
4008 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
4010 * config/svr3.h: Likewise.
4011 * config/darwin.h: Likewise.
4012 * config/arm/aof.h: Likewise.
4013 * config/arm/linux-elf.h: Likewise.
4014 * config/avr/avr.h: Likewise.
4015 * config/c4x/c4x.h: Likewise.
4016 * config/d30v/d30v.h: Likewise.
4017 * config/i386/dgux.h: Likewise.
4018 * config/i386/osfrose.h: Likewise.
4019 * config/i386/sco5.h: Likewise.
4020 * config/i386/svr3gas.h: Likewise.
4021 * config/ia64/aix.h: Likewise.
4022 * config/m32r/m32r.h: Likewise.
4023 * config/m68k/m68k.h: Likewise.
4024 * config/m88k/dgux.h: Likewise.
4025 * config/m88k/m88k.h: Likewise.
4026 * config/mcore/mcore-pe.h: Likewise.
4027 * config/mips/mips.h: Likewise.
4028 * config/pa/pa.h: Likewise.
4029 * config/pa/pa-linux.h: Likewise.
4030 * config/romp/romp.h: Likewise.
4031 * config/rs6000/sysv4.h: Likewise.
4032 * config/rs6000/xcoff.h: Likewise.
4033 * config/s390/linux.h: Likewise.
4034 * config/sparc/sparc.h: Likewise.
4035 * config/sparc/sysv4.h: Likewise.
4036 * config/stormy16/stormy16.h: Likewise.
4037 * config/v850/v850.h: Likewise.
4038 * config/vax/vms.h: Likewise.
4039 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
4040 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4041 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
4042 default_elf_asm_named_section for SHF_MERGE sections.
4044 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4046 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
4049 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
4051 * c-common.c (split_specs_attrs): Allow for empty attributes with
4052 empty TREE_PURPOSE. Fixes PR c/4294.
4054 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
4056 * basic-block.h (cached_make_edge, make_single_succ): New.
4057 (make_edge): Remove first parameter.
4058 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
4059 * cfg.c (cached_make_edge): Rename from make_edge; return newly
4060 created edge; use obstack allocation.
4061 (make_edge, make_single_succ_edge): New.
4062 (first_removed_edge): New static variable.
4063 (init_flow): Initialize first_removed_edge and n_edges.
4064 (clear_edges): Use remove_edge.
4065 (flow_delete_block): Likewise.
4066 (remove_edge): Add removed edges to the removed edges list.
4067 (split_block, redirect_edge_and_branch_force, split_edge):
4069 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
4070 (add_noreturn_fake_exit_edges): Likewise.
4071 (connect_infinite_loops_to_exit): Liekwise.
4072 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
4073 Use cached_make_edge.
4074 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
4075 * profile.c (branch_prob): Update make_edge call.
4076 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
4078 2001-09-11 Richard Henderson <rth@redhat.com>
4080 * config/alpha/alpha.c: Tidy formatting.
4081 (local_symbolic_operand): Verify mode.
4082 (alpha_sa_mask): Ignore unicos for eh_return.
4083 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
4084 * config/alpha/alpha.md (umk divsi patterns): Remove.
4085 (extendsfdf2): Remove unicos check.
4086 (tablejump): Merge vms and unicos code; always use direct set
4089 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4091 * config.gcc (alpha*-*-unicosmk*): New target.
4093 * config/alpha/alpha-protos.h (symbolic_operand,
4094 unicosmk_add_call_info_word, unicosmk_add_extern,
4095 unicosmk_defer_case_vector, unicosmk_unique_section,
4096 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
4097 unicosmk_asm_file_start, unicosmk_asm_file_end,
4098 unicosmk_output_common): Declare.
4100 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
4101 direct_return, function_arg, alpha_va_start, alpha_va_arg,
4102 alpha_does_function_need_gp, alpha_end_function): Support Cray
4104 (alpha_init_machine_status, alpha_mark_machine_status,
4105 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
4106 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
4107 unicosmk_asm_named_section, unicosmk_insert_attributes,
4108 unicosmk_section_type_flags, symbolic_operand,
4109 unicosmk_output_module_name, unicosmk_output_default_externs,
4110 unicosmk_output_dex, unicosmk_output_externs,
4111 unicosmk_output_addr_vec, unicosmk_ssib_name,
4112 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
4113 unicosmk_asm_file_end, unicosmk_output_common,
4114 unicosmk_section_type_flags, unicosmk_unique_section,
4115 unicosmk_add_call_info_word, unicosmk_text_section,
4116 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
4117 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
4118 unicosmk_dex_count, unicosmk_special_name): New.
4119 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
4120 TARGET_ABI_UNICOSMK.
4121 (get_aligned_mem, alpha_expand_unaligned_load,
4122 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
4123 alpha_expand_unaligned_store_words): Support big-endian mode.
4124 (print_operand): Likewise. New format specifier 't'. Use
4125 TARGET_AS_SLASH_BEFORE_SUFFIX.
4126 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
4127 (alpha_pv_save_size): Update with above change.
4128 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
4129 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
4132 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
4133 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
4134 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
4135 (EXTRA_CONSTRAINT): New constraint 'U'.
4136 (PREDICATE_CODES): Add symbolic_operand.
4138 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
4139 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
4140 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
4141 (integer division and modulus patterns): Split in default and
4143 (*divmodsi_internal, *divmoddi_internal): Disable for
4144 TARGET_ABI_UNICOSMK.
4145 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
4146 little-endian and big-endian versions.
4147 (ext, ins, msk): Likewise.
4148 (extv, extzv, insv): Support big-endian mode.
4149 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
4150 (call_umk, call_value_umk, *call_umk, tablejump_umk,
4151 *tablejump_umk_internal, *call_value_umk): New.
4152 (*movdi_nofix): Add pattern for loading an address into a register on
4153 TARGET_ABI_UNICOSMK.
4154 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
4155 (umk_mismatch_args, arg_home_umk): New.
4156 (various insns): Don't use mov, fmov, nop, fnop and unop.
4157 (realign): Support TARGET_ABI_UNICOSMK.
4159 * config/alpha/unicosmk.h: New file.
4160 * config/alpha/t-unicosmk: New file.
4162 * fixinc/inclhack.def (unicosmk_restrict): New.
4163 * fixinc/fixincl.x: Regenerate.
4165 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
4166 (wchar_t): Check for and define __WCHAR_T__.
4168 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
4170 * combine.c (simplify_shift_const): Treat shifts by the mode
4173 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
4175 * cpphash.h (struct tokenrun): New.
4176 (struct cpp_context): New member bol.
4177 (struct cpp_reader): New members.
4178 (_cpp_init_tokenrun): New.
4179 * cppinit.c (cpp_create_reader): Set up the token runs.
4180 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
4181 (lex_token): New internalised version of _cpp_lex_token. Don't
4182 handle directives or the multiple include opimisation here any
4183 more. Simply lex a token.
4184 * cpplib.c (run_directive): Clear bol.
4185 (_cpp_pop_buffer): Set bol.
4186 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
4189 2001-09-11 Michael Meissner <meissner@redhat.com>
4191 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
4192 give an error if the user uses -mfp32.
4193 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
4195 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
4196 floating point register size.
4197 (EXTRA_SPECS): Add CPP_FPR_SPEC.
4199 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
4200 HOST_WIDE_INT_PRINT_DEC to properly print the result of
4202 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4203 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4205 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
4207 * dbxout.c (dbxout_parms): Fix typo in comment.
4208 * unroll.c (loop_find_equiv_value): Ditto.
4209 * toplev.c (rest_of_compilation): Ditto.
4210 * loop.c (scan_loop): Ditto.
4211 * dwarf2out.c (struct dw_fde_struct): Ditto.
4213 2001-09-10 Zack Weinberg <zackw@panix.com>
4215 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
4216 copying identifier when we're just going to throw it away.
4217 (parse_identifier_slow): New routine to handle abnormal cases.
4218 (_cpp_lex_token): Update call site.
4220 * hashtable.c (ht_lookup): Don't assume that the string we've
4221 been given is NUL-terminated.
4222 * system.h: #define __builtin_expect(a, b) to (a) if not
4225 2001-09-10 Michael Meissner <meissner@redhat.com>
4227 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
4230 2001-09-10 David Edelsohn <edelsohn@gnu.org>
4232 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
4234 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4236 * builtins.c (c_getstr): Correct thinko in last change and further
4239 2001-09-10 Tim Freeman <tim@fungibole.com>
4241 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
4242 into varray's and register them as roots with the garbage
4243 collector so they are not collected too soon.
4245 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
4247 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
4249 * basic-block.h (flow_obstack, label_value_list,
4250 tail_recursion_label_list): Declare
4251 (tidy_fallthru_edges): Declare.
4252 (expunge_block, last_loop_beg_note): Delete.
4253 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
4255 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
4256 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
4257 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
4258 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
4259 expunge_block, flow_delete_block, compute_bb_for_insn,
4260 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
4261 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
4262 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
4263 try_redirect_by_replacing_jump, last_loop_beg_note,
4264 redirect_edge_and_branch, redirect_edge_and_branch_force,
4265 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
4266 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
4267 commit_edge_insertions, dump_flow_info, debug_flow_info,
4268 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
4269 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
4270 Move here from flow.c
4271 * cfganal.c: New file.
4272 (forwarder_block_p, can_fallthru, mark_critical_edges,
4273 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
4274 find_unreachable_blocks, create_edge_list, free_edge_list,
4275 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
4276 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
4277 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
4278 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
4279 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
4280 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
4281 Move here from flow.c
4282 * cfgbuild.c: New file
4283 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
4284 make_edges, find_basic_blocks_1, find_basic_blocks,
4285 find_sub_basic_blocks): Move here from flow.c
4286 * cfgcleanup.c: New file.
4287 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
4288 merge_blocks_move_predecessor_nojumps,
4289 merge_blocks_move_successor_nojumps, merge_blocks,
4290 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
4291 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
4292 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
4294 * cfgloop.c: New file
4295 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
4296 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
4297 flow_loop_exit_edges_find, flow_loop_nodes_find,
4298 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4299 flow_loop_tree_node_add, flow_loops_tree_build,
4300 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
4301 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
4302 Move here from flow.c
4303 * flow.c: Remove everything moved elsewhere
4304 * output.h (cleanup_cfg): Return bool.
4306 * bb-reorder.c (reorder_block_def): Remove 'index'.
4307 (insert_intra_1): Add argument BB, set block for new note.
4308 (make_reorder_chain): Do not depdent on BB indexes.
4309 (make_reorder_chain_1): Do not use BB indexes.
4310 (label_for_bb): Likewise; set BB for new insn.
4311 (emit_jump_to_block_after): Likewise.
4312 (fixup_reoder_chain): Sanity check that all basic blocks
4313 are chained; verify newly created insn chain; remove
4314 undocnitional jump simplifying; Do not use BB indexes;
4315 properly initialize count and frequency information;
4316 dump reordered sequence.
4317 (insert_intra_bb_scope_notes): update call of insert_intra_1.
4318 (insert_inter_bb_scope_notes): Set block for new insn.
4319 (reorder_basic_blocks): Dump flow info before reoredering.
4321 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4323 * alias.c (clear_reg_alias_info): Use K&R format definition.
4324 Avoid unsigned warning.
4325 * builtins.c: Use "unsigned int", not "unsigned".
4326 (target_char_cast): Use host_integerp and tree_low_cst.
4327 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
4328 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
4329 (c_getstr): Likewise.
4330 (std_expand_builtin_va_arg): Use int_size_in_bytes.
4331 (builtin_memcpy_read_str): Avoid unsigned warning.
4332 (expand_builtin_memcpy): Alignments are unsigned.
4333 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
4334 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
4335 * predict.c (expensive_function_p): LIMIT now unsigned.
4336 * resource.c (mark_target_live_regs): Make some vars unsigned.
4337 * sdbout.c: Use "unsigned int", not "unsigned".
4338 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
4339 (sdbout_source_line): Likewise.
4340 (sdbout_record_type_name): Remove "const" for NAME declaration.
4341 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
4343 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
4345 * calls.c (store_one_arg): Expand comment.
4347 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4349 * calls.c (store_one_arg): Make sure that the entire argument is
4350 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
4352 2001-09-09 Richard Henderson <rth@redhat.com>
4354 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
4356 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
4358 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
4360 2001-09-09 Richard Henderson <rth@redhat.com>
4362 * config/alpha/alpha.c (alpha_next_sequence_number): New.
4363 (alpha_this_literal_sequence_number): New.
4364 (alpha_this_gpdisp_sequence_number): New.
4365 (some_operand, input_operand): Add HIGH.
4366 (local_symbolic_operand): New.
4367 (alpha_encode_section_info): New.
4368 (alpha_legitimate_address_p): Allow LO_SUM.
4369 (alpha_legitimize_address): Generate HIGH+LO_SUM.
4370 (alpha_expand_mov): Likewise.
4371 (secondary_reload_class): Check memory_operand not general_operand
4373 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
4374 (alpha_expand_unaligned_store): Likewise.
4375 (alpha_expand_unaligned_load_words): Likewise.
4376 (alpha_expand_unaligned_store_words): Likewise.
4377 (alpha_expand_block_clear): Likewise.
4378 (print_operand): Handle %#, %*, %H.
4379 (print_operand_address): Handle LO_SUM.
4381 (alpha_does_function_need_gp): Use it.
4382 (alpha_expand_block_move): Fix signed compare warnings.
4383 (alpha_sa_mask, alpha_align_insns): Likewise.
4384 * config/alpha/alpha-protos.h: Update.
4385 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
4386 (MASK_EXPLICIT_RELOCS): New.
4387 (TARGET_SWITCHES): Add -mexplicit-relocs.
4388 (EXTRA_CONSTRAINT): Add 'T'.
4389 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
4390 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
4391 (ENCODE_SECTION_INFO): Out line.
4392 (REDO_SECTION_INFO_P): New.
4393 (STRIP_NAME_ENCODING): New.
4394 (ASM_OUTPUT_LABELREF): New.
4395 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
4396 (PREDICATE_CODES): Update.
4397 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
4398 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
4399 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
4400 builtin_setjmp_receiver_er, exception_receiver_1_er,
4401 call_value_osf_1_er): New patterns.
4402 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
4403 (movqi, movhi, movsi): Add explicit $31 base register to lda.
4404 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
4405 (FINAL_PRESCAN_INSN): New.
4407 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
4409 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
4411 2001-09-08 Andreas Jaeger <aj@suse.de>
4413 * i386.h (TARGET_SWITCHES): Fix description.
4415 2001-09-07 David Edelsohn <edelsohn@gnu.org>
4417 * rs6000.c (num_insns_constant): Compute number of instructions
4420 * doc/install.texi: Explain AIX exception handling work-around.
4421 Update URL for AIX fixes.
4423 2001-09-07 Jim Wilson <wilson@redhat.com>
4425 * alias.c (clear_reg_alias_info): New.
4426 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
4427 * rtl.h (clear_reg_alias_info): Declare.
4429 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4431 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
4433 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
4434 (m16m,edivm,emulm): Change declaration to match definition.
4436 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4438 * reload.c (push_reload): Check for subreg_lowpart_p instead of
4439 SUBREG_BYTE being 0 when determining if the inner part of a subreg
4442 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4444 * c-common.c (signed_or_unsigned_type): Handle machine mode types
4445 which have no corresponding C type.
4446 * fold_const.c (target_isinf,target_isnan,target_negative): Update
4447 the representation of 64-bit doubles to work with 64-bit ints.
4449 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
4451 * config/mips/mips.c (override_options): Do not override ISA when ABI
4452 specified if MIPS_CPU_STRING_DEFAULT was specified.
4454 2001-09-07 Richard Henderson <rth@redhat.com>
4456 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
4457 (express_from_1): Wrap lines.
4458 * rtlanal.c (commutative_operand_precedence): Rename from
4459 operand_preference; export.
4460 * rtl.h: Declare it.
4461 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
4462 (simplify_binary_operation): Invoke simplify_plus_minus on
4463 (CONST (PLUS ...)) as well.
4464 (struct simplify_plus_minus_op_data): New.
4465 (simplify_plus_minus_op_data_cmp): New.
4466 (simplify_plus_minus): Use them. Avoid infinite recursion with
4467 simplify_binary_operation wrt CONST.
4469 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
4471 * h8300-protos.h (general_operand_dst_push): Remove.
4472 * h8300.c (general_operand_dst_push): Likewise.
4473 * h8300.h (OK_FOR_T): Likewise.
4474 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
4475 * h8300.md (pushqi_h8300): New.
4476 (pushqi_h8300hs): Likewise.
4478 (pushhi_h8300): Likewise.
4479 (pushhi_h8300hs): Likewise.
4482 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4484 * genattrtab.c (attr_printf): First arg is unsigned.
4485 Clean up formatting of callers.
4487 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
4489 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
4492 2001-09-07 Andreas Jaeger <aj@suse.de>
4494 * i386.h (TARGET_SWITCHES): Fix descriptions.
4496 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4498 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
4500 2001-09-06 Ira Ruben <ira@apple.com>
4502 Remove OP_IDENTIFIER.
4503 * tree.def (OP_IDENTIFIER): Remove.
4504 * tree.c (tree_node_kind enum): Remove op_id_kind.
4505 (tree_node_kind_names): Remove "op_identifiers".
4506 (make_node): Remove OP_IDENTIFIER test.
4507 (build_op_identifier): Removed because it isn't being used.
4508 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
4509 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
4511 2001-09-06 Richard Henderson <rth@redhat.com>
4513 * simplify-rtx.c (simplify_binary_operation): Revert last change.
4515 2001-09-06 Richard Henderson <rth@redhat.com>
4517 * simplify-rtx.c (simplify_binary_operation): Simplify contents
4520 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4522 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
4523 number used for CR register.
4525 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
4526 Joern Rennecke (amylaar@cygnus.com)
4528 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
4529 * h8300.c (initial_offset): Handle offset between RP and FP.
4530 (h8300_return_addr_rtx): New function.
4531 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
4533 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
4534 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
4535 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
4536 (CAN_ELIMINATE, REGISTER_NAMES):
4537 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
4539 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
4541 Remove TYPE_NONCOPIED_PARTS.
4542 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
4543 (struct tree_type): Remove noncopied_parts.
4544 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
4545 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
4546 (fixed_type_p): Remove.
4547 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
4548 (expand_expr, MODIFY_EXPR): Likewise.
4549 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
4550 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
4552 2001-09-06 Alan Modra <amodra@bigpond.net.au>
4554 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
4556 (mask64_operand): Likewise.
4557 (includes_rldic_lshift_p): Likewise.
4558 (includes_rldicr_lshift_p): Likewise.
4560 2001-09-05 Ziemowit Laski <zlaski@apple.com>
4562 * objc/objc-act.c (build_message_expr): If a class method cannot
4563 be found, do not issue a warning if a corresponding instance
4564 method exists in the root class.
4566 2001-09-05 Richard Henderson <rth@redhat.com>
4568 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
4570 2001-09-05 Zack Weinberg <zack@codesourcery.com>
4572 * function.c (ggc_mark_struct_function): Mark f->outer.
4573 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
4574 * integrate.c (output_inline_function): ... not here.
4576 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
4578 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
4580 * i386.c (size_cost): New static variable.
4581 (override_function): Use size_cost when -Os is specified.
4583 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
4584 properly; Use current_function_calls_eh_return.
4585 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
4586 use leave to avoid depdendancy chain.
4588 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
4589 get BB loop_depth instead of computing it from LOOP notes.
4591 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
4593 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
4595 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4596 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4597 UNALIGNED_DOUBLE_INT_ASM_OP): Define
4599 2001-09-05 Jeffrey A Law (law@cygnus.com)
4600 Jason Merrill (jason@redhat.com)
4602 * stor-layout.c (layout_type): Complain if an array's size can
4603 not be represented in a size_t.
4605 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
4607 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
4609 * gcc.c: (process_command) Add parentheses around assignment
4610 used as truth value.
4612 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
4614 * config/mips/mips.c (save_restore_insns): Don't mark any register
4615 save slots as unchanging if current_function_calls_eh_return.
4617 2001-09-05 Richard Henderson <rth@redhat.com>
4619 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
4620 * config/alpha/alpha-protos.h: Declare it.
4621 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
4622 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
4623 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
4624 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
4625 (REG_OK_FOR_BASE_P): Select one of the above.
4627 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
4629 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
4630 (crti.o): Prefix name of object file with $(T).
4633 2001-09-05 David S. Miller <davem@redhat.com>
4635 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
4636 * config/sparc/linux64.h: Likewise.
4638 2001-09-05 Andreas Jaeger <aj@suse.de>
4640 * doc/invoke.texi (i386 Options): -mwide-multiply is not
4641 available anymore, remove the documentation.
4642 (i386 Options): Fix typo, cleanup index entries.
4644 * prefix.c (concat): Remove, we can use the version from liberty.
4646 2001-09-05 Richard Henderson <rth@redhat.com>
4648 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
4649 New functions split out of md file expanders.
4650 * config/alpha/alpha-protos.h: Declare them.
4651 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
4653 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
4655 * cppmacro.c (funlike_invocation_p): No need to restore context.
4657 2001-09-04 Richard Henderson <rth@redhat.com>
4659 * reload.c (push_reload): Export.
4660 * reload.h (push_reload): Declare it.
4662 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
4663 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4664 * config/alpha/alpha.c (alpha_legitimize_address): New.
4665 (alpha_legitimize_reload_address): Likewise.
4666 * config/alpha/alpha-protos.h: Declare them.
4668 2001-09-04 Stan Shebs <shebs@apple.com>
4670 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
4671 * config/darwin.c (machopic_stub_name): Account for internally
4672 generated lib calls such as memcpy.
4674 2001-09-04 Richard Henderson <rth@redhat.com>
4676 * unwind.h (_UA_END_OF_STACK): New flag.
4677 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
4679 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
4681 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
4683 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
4685 * config/mips/mips.c (save_restore_insns): Change base_offset to
4686 fp_offset in second call to mips_emit_frame_related_store.
4688 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
4690 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
4691 sometimes be represented as a NOTE of type
4692 NOTE_INSN_DELETED_LABEL.
4693 (Insns): Document NOTE_INSN_DELETED_LABEL.
4695 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
4697 * c-common.h (tree_dump_index): Add more comments.
4698 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
4699 (dump_option_value_info): New struct.
4700 (dump_options): New array.
4701 (dump_switch_p): Parse switch options symbolically.
4702 * doc/invoke.texi (-fdump-ast): Rename to ...
4703 (-fdump-tree): ... here. Document that options are symbolic, and
4704 not all are applicable.
4706 2001-09-04 David S. Miller <davem@redhat.com>
4708 * config/sparc/sparc.md (define_splits): Kill constraints.
4710 Cleanup redundant and unused insn attributes.
4711 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
4712 binary, and move. Mark ialu as default.
4713 (commented out define_function_unit "alu"): Kill.
4714 (define_attr "use_clobbered"): Kill.
4715 (whole file): Kill address insn type references. Replace
4716 all unary/binary/move references with ialu.
4717 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
4718 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
4721 Simplify length insn attribute and make more judicious use
4722 of insn attribute defaulting.
4723 * config/sparc/sparc.md (all insns with length > one): Mark as
4724 insn type multi if real instructions, else use default if
4725 it is a forced splitter.
4726 (all insns with length == one): Use default insn length.
4727 (all insns of type ialu): Use default insn type.
4729 Fix erroneous insn attribute settings.
4730 (addx): Set insn type to misc.
4731 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
4732 const_umulsidi3_sp64): Set insn type to imul.
4734 Track SFmode vs DFmode insns according to UltraSPARC
4736 * config/sparc/sparc.md ("fptype"): New attribute, default
4738 (all DFmode single insns): Mark as fptype "double".
4740 2001-09-03 Jakub Jelinek <jakub@redhat.com>
4742 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
4744 2001-09-03 Richard Henderson <rth@redhat.com>
4746 * function.h (struct function): Add arg_pointer_save_area_init.
4747 * function.c (expand_function_end): Init arg_pointer_save_area.
4748 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
4749 when called from a nested function.
4751 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
4753 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
4756 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4758 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
4760 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
4762 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
4763 (emit_push_insn): Use specified padding direction when
4764 STACK_PUSH_CODE is POST_INC.
4766 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
4768 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4770 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
4772 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
4774 * cppinit.c (cpp_start_read): Free the imacros list as we
4775 traverse it. Don't free the chains before returning.
4776 (_cpp_push_next_buffer): Only try pushing buffers if we've
4777 completed -imacros handling.
4779 2001-08-31 Eric Christopher <echristo@redhat.com>
4781 * gcc.c (handle_braces): Add explaination for abort.
4783 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
4785 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
4786 move adjustment of bitpos instead.
4788 2001-08-31 Zack Weinberg <zack@codesourcery.com>
4790 * function.c: Remove all_functions. Make outer_function_chain
4792 (init_function_start): Don't add new function structure to
4794 (find_function_data, push_function_context_to,
4795 pop_function_context_from, put_var_into_stack,
4796 trampoline_address): Update for changed structure element names.
4797 (push_function_context_to): Disentangle.
4798 (free_after_compilation): Also free F.
4799 (expand_dummy_function_end): Don't free cfun here.
4800 (put_var_into_stack): Comment why we can't use find_function_data here.
4801 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
4802 (mark_function_chain): Split into maybe_mark_struct_function and
4803 ggc_mark_struct_function. Export the latter.
4804 (init_function_once): Mark from cfun and outer_function_chain;
4807 * function.h (struct function): Kill next_global. Rename next
4808 to outer. All users updated to match.
4809 (all_functions, outer_function_chain): Don't declare.
4811 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
4812 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
4813 don't touch f->inlinable, after calling rest_of_compilation.
4815 * tree.h: Forward-declare struct function. Prototype
4816 ggc_mark_struct_function.
4818 2001-08-31 Kazu Hirata <kazu@hxi.com>
4820 * config/h8300/h8300.md (*andorhi3): Fix typos.
4822 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4824 * calls.c (emit_library_call_value): Don't use a fixed
4825 argument after VA_CLOSE, i.e. out of scope in traditional C.
4827 * emit-rtl.c (gen_rtvec): Likewise.
4829 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4831 * Makefile.in (c-pragma.o): Depend on output.h.
4832 (reorg.o): Depend on except.h.
4834 * c-pragma.c: Include output.h.
4836 * reorg.c: Include except.h.
4838 * unwind-dw2.c: Call __builtin_alloca, not alloca.
4840 2001-08-31 Richard Henderson <rth@redhat.com>
4842 * sched-deps.c (add_dependence): Don't elide dependancy if the
4843 conditional used by insn is modified in elem.
4845 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
4847 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
4849 2001-08-31 Diego Novillo <dnovillo@redhat.com>
4851 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
4854 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
4856 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
4858 (stormy16_asm_out_constructor): New function.
4859 (TARGET_ASM_CONSTRUCTOR): Define.
4860 (TARGET_ASM_DESTRUCTOR): Define.
4862 2001-08-31 Andreas Jaeger <aj@suse.de>
4864 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
4865 * loop.c (add_label_notes): Likewise.
4866 * reload.c (find_reloads): Likewise.
4867 * config/sh/sh.c (machine_dependent_reorg): Likewise.
4869 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
4871 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
4872 code here. Take _Unwind_{W,Sw}ord*.
4873 (read_encoded_value_with_base): Use them.
4874 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
4876 (extract_cie_info): Simplify read_?leb128 handling.
4877 (execute_stack_op, execute_cfa_program): Likewise.
4878 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
4880 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
4882 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
4883 the frame pointer to pop the stack if convenient.
4885 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
4886 Don't use post-increment before combine.
4887 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
4888 a call-saved register.
4890 2001-08-31 Andreas Jaeger <aj@suse.de>
4892 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
4895 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
4897 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
4898 not DIV/MOD, of course.
4900 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
4902 * rtl.def: Undo my patch commited 2001-08-27.
4904 * genattrtab.c: Ditto.
4908 * sched-int.h: Ditto.
4910 * target-def.h: Ditto.
4914 * haifa-sched.c: Ditto.
4916 * sched-rgn.c: Ditto.
4918 * sched-vis.c: Ditto.
4920 * Makefile.in: Ditto.
4922 * doc/md.texi: Ditto.
4924 * doc/tm.texi: Ditto.
4926 * doc/contrib.texi: Ditto.
4928 * doc/gcc.texi: Ditto.
4930 * genattrtab.h: Remove it.
4932 * genautomata.c: Remove it.
4934 * genattr.c: Undo my patch and Richard Henderson's patch commited
4937 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
4939 * config.gcc (h8300-*-elf*): New case.
4940 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
4941 (SUBTARGET_CPP_SPEC): Define.
4942 (EXTRA_SPECS): Define.
4943 (SUBTARGET_EXTRA_SPECS): Define.
4944 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
4945 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
4947 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
4949 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
4950 (LIB2FUNCS_EXTRA): Define.
4951 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
4952 config/h8300/fixunssfsi.c: New file.
4954 2001-08-30 Kazu Hirata <kazu@hxi.com>
4956 * config/h8300/h8300.md (zero_extendqihi2): Changes to
4957 define_expand to accomodate target-specific attributes.
4958 (anonymous zero_extendqihi2 patterns): New.
4960 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
4962 * h8300.md (*andorhi3): New pattern.
4964 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
4966 * h8300.c (dosize): Fix test for "sub".
4968 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
4970 * c-typeck.c (pointer_diff): Try to eliminate common term before
4973 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
4975 * config/arm/arm.c (arm_compute_initial_elimination_offset):
4976 Account for the saves of the FP registers.
4978 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
4979 (TEXT_SECTION_ASM_OP): Define.
4980 (INIT_SECTION_ASM_OP): Define.
4981 (FINI_SECTION_ASM_OP): Define.
4982 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
4983 (RDATA_SECTION_FUNCITON): Provide prototype.
4985 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
4987 * reload1.c (move2add_note_store): Correct typo checking for
4990 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
4992 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
4993 note should not be considered outside the libcall block.
4995 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4997 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
4999 2001-08-29 Kazu Hirata <kazu@hxi.com>
5001 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
5003 2001-08-29 Kazu Hirata <kazu@hxi.com>
5005 * config/h8300/h8300-protos.h: Add a prototype for
5007 * config/h8300/h8300.c (emit_logical_op): New.
5008 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
5015 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
5017 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
5018 comparison with rtx INTVAL.
5019 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
5021 * pa.h (FUNCTION_ARG_SIZE): Likewise.
5023 2001-08-29 Kazu Hirata <kazu@hxi.com>
5025 * config/h8300/lib1funcs.asm: Update the copyright. Fix
5028 2001-08-29 Kazu Hirata <kazu@hxi.com>
5030 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
5031 (reg n) to (mem (pre_dec (reg n))
5032 (anonymous movsi pattern): Likewise.
5034 2001-08-29 Kazu Hirata <kazu@hxi.com>
5036 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
5038 2001-08-29 Kazu Hirata <kazu@hxi.com>
5040 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
5041 several special constants.
5043 2001-08-29 Kazu Hirata <kazu@hxi.com>
5045 * config/h8300/lib1funcs.asm: Fix comment typos.
5047 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5049 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
5050 Fix format specifier warnings.
5052 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
5053 inet_makeaddr, semctl): Prototype.
5055 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
5056 (save_restore_insns): Use base_offset, not gp_offset.
5058 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
5059 (ASM_OUTPUT_BYTE): Fix format specifier warning.
5061 2001-08-29 Richard Henderson <rth@redhat.com>
5063 * bb-reorder.c (function_tail_eff_head): New.
5064 (record_effective_endpoints): Set it.
5065 (fixup_reorder_chain): Use it.
5067 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5069 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
5071 2001-08-28 Dale Johannesen <dalej@apple.com>
5073 * config/darwin.c (machopic_function_base_name): Add const
5074 qualifier to a string.
5075 (darwin_encode_section_info): Ditto.
5077 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5079 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
5080 function definition.
5082 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5084 * df.h (struct df): Add rts_order variable.
5086 * df.c (df_visit_next_rts): New function.
5087 (df_visit_next): Renamed to df_visit_next_rc
5088 (df_analyse_1): Allocate/compute/free rts_order as well.
5089 (df_rd_global_compute): Use df_visit_next_rc instead of
5091 (df_ru_global_compute): Use df_visit_next_rts instead of
5094 * flow.c (flow_reverse_top_sort_order_compute): New function.
5096 * basic-block.h: Add prototype.
5098 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5100 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
5101 blocks, the BB_REACHABLE is now set, rather than aux being
5102 non-NULL. Update the test to reflect this.
5104 2001-08-28 Eric Christopher <echristo@redhat.com>
5106 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
5107 config/mips/crti.asm: Ditto.
5109 2001-08-28 Eric Christopher <echristo@redhat.com>
5110 Richard Henderson <rth@redhat.com>
5112 * c-pragma.h (add_weak): Move prototype from here...
5113 * output.h (add_weak): ... to here.
5114 * varasm.c (add_weak): Fix typo.
5115 * config/mips/crti.asm: New file.
5116 * config/mips/crtn.asm: Ditto.
5117 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
5118 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
5119 (INVOKE__main): Ditto.
5120 (INIT_SECTION_ASM_OP): New.
5121 (FINI_SECTION_ASM_OP): Ditto.
5122 (STARTFILE_SPEC): Add crti.
5123 (ENDFILE_SPEC): Add crtn.
5124 * config/mips/elf64.h: Same.
5125 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
5127 * config/mips/vxworks.h: Ditto.
5128 * config/mips/t-elf: Support crti and crtn.
5130 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
5132 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
5135 2001-08-28 Richard Henderson <rth@redhat.com>
5137 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
5138 (one_cmplbi2 splitter): Remove redundant test.
5140 2001-08-28 Dale Johannesen <dalej@apple.com>
5142 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
5144 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
5146 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
5148 2001-08-28 Stan Shebs <shebs@apple.com>
5150 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
5151 (UNALIGNED_SHORT_ASM_OP): Define.
5152 (UNALIGNED_INT_ASM_OP): Define.
5154 2001-08-28 Will Cohen <wcohen@redhat.com>
5156 * config/rs6000/rs6000.md (store_multiple): Correct RTL
5157 generation for first set.
5159 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5161 * flow.c (redirect_edge_succ_nodup): Return new edge.
5162 (try_simplify_condjump): Use new edge.
5163 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
5165 * cse.c (cse_basic_block): Skip note instructions.
5167 2001-08-27 Richard Henderson <rth@redhat.com>
5169 * combine.c (combine_simplify_rtx): Don't reverse condition
5170 if there is no reverse for the condition.
5171 (simplify_comparison): Don't simplify subregs from INT to FP.
5173 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
5174 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
5175 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
5176 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
5177 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
5178 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
5180 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5182 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
5183 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
5185 (adddi_dilshr32, adddi_dishl32): Only data register can be
5186 source for mem destination.
5188 * expmed.c (store_bit_field): Ignore adjustment to bitpos
5189 and use bitnum to decide about register move.
5191 2001-08-27 Richard Henderson <rth@redhat.com>
5193 * genattr.c (main): Emit state_t even when not doing scheduling.
5195 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5196 Richard Henderson <rth@redhat.com>
5198 * gcse.c (reg_first_set, reg_last_set): Replace with ...
5199 (reg_avail_info, current_bb): ... these.
5200 (oprs_unchanged_p, record_last_reg_set_info): Use them.
5201 (compute_hash_table): Likewise.
5203 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5205 * flow.c (verify_flow_info): Use checksums to verify edges.
5207 2001-08-27 Richard Henderson <rth@redhat.com>
5209 * genautomata.c (expand_automata): Always create a description.
5211 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5213 * optabs.c (expand_binop): Correctly handle the carry in multiword
5214 add/subtract operations.
5216 2001-08-27 Fred Fish <fnf@be.com>
5218 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
5221 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5223 * reload.c (find_reloads_toplev): Back out this change:
5225 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
5227 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
5228 mem if the address is a mode_dependent_address_p.
5230 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
5232 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
5233 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
5234 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
5237 * genattr.c (main): New variable num_insn_reservations. Increase
5238 it if there is DEFINE_INSN_RESERVATION. Output automaton based
5239 pipeline hazard recognizer interface.
5241 * genattrtab.h: New file.
5243 * genattrtab.c: Include genattrtab.h.
5244 (attr_printf, check_attr_test, make_internal_attr,
5245 make_numeric_value): Move protypes into genattrtab.h. Define them
5247 (num_dfa_decls): New global variable.
5248 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
5249 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
5250 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
5251 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
5253 * genautomata.c: New file.
5255 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
5257 * sched-int.h: (curr_state): Add the external definition for
5258 automaton pipeline interface.
5259 (haifa_insn_data): Add comments for members blockage and units.
5261 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5262 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5263 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5264 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5265 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5266 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5267 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
5269 (TARGET_SCHED): Use the new macros.
5271 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
5272 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
5273 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
5274 dfa_bubble): New members in gcc_target.sched.
5276 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
5277 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
5278 (insn_queue): Redefine it as pointer to array.
5279 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
5281 (max_insn_queue_index_macro_value): New variable.
5282 (curr_state, dfa_state_size, ready_try): New varaibles for
5283 automaton interface.
5284 (ready_element, ready_remove, max_issue): New function prototypes
5285 for automaton interface.
5286 (choose_ready): New function prototype.
5287 (insn_unit, blockage_range): Add comments.
5288 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
5289 FUNCTION_UNITS_SIZE == 0.
5290 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
5291 actual_hazard, potential_hazard): Add comments.
5292 (insn_cost): Use cost -1 as undefined value. Remove
5293 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
5295 (ready_element, ready_remove): New functions for automaton
5297 (schedule_insn): Add new code for automaton pipeline interface.
5298 (queue_to_ready): Add new code for automaton pipeline interface.
5299 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
5300 (debug_ready_list): Print newline when the queue is empty.
5301 (max_issue): New function for automaton pipeline interface.
5302 (choose_ready): New function.
5303 (schedule_block): Add new code for automaton pipeline interface.
5304 Print ready list before scheduling each insn.
5305 (sched_init): Add new code for automaton pipeline interface.
5306 Initiate insn cost by -1.
5307 (sched_finish): Free the current automaton state and finalize
5308 automaton pipeline interface.
5310 * sched-rgn.c: Include target.h.
5311 (init_ready_list, new_ready, debug_dependencies): Add new code for
5312 automaton pipeline interface.
5314 * sched-vis.c: Include target.h.
5315 (get_visual_tbl_length): Add code for automaton interface.
5316 (target_units, print_block_visualization): Add comments.
5318 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
5319 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
5320 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
5321 (getruntime.o, genautomata.o): New entries.
5322 (genattrtab.o): Add new dependency file genattrtab.h.
5323 (genattrtab): Add new dependencies. Link it with `libm.a'.
5324 (getruntime.o, hashtab.o): New entries for canadian cross.
5326 * doc/md.texi: Description of automaton based model.
5328 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
5330 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5331 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5332 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5333 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5334 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5335 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5336 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
5338 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
5339 MAX_DFA_ISSUE_RATE): New macro descriptions.
5341 * doc/contrib.texi: Add dfa based scheduler contribution.
5343 * doc/gcc.texi: Add more information about genattrtab.
5345 2001-08-27 Diego Novillo <dnovillo@redhat.com>
5347 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
5350 2001-08-27 Richard Henderson <rth@redhat.com>
5352 * function.c (expand_function_end): Don't init arg_pointer_save_area.
5353 (get_arg_pointer_save_area): New. Create an init it here.
5354 (fix_lexical_addr): Use it.
5355 * function.h: Declare it.
5356 * builtins.c (expand_builtin_setjmp_receiver): Use it.
5357 * stmt.c (expand_nl_goto_receiver): Use it.
5359 2001-08-27 Richard Henderson <rth@redhat.com>
5361 * final.c (final_scan_insn): Don't enter APP_ON mode for
5364 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
5365 alignment for assemble_integer for DW_EH_PE_aligned.
5366 * except.c (output_function_exception_table): Likewise.
5368 2001-08-26 Andreas Jaeger <aj@suse.de>
5370 * c-tree.h: Add prototyp for c_sizeof_nowarn.
5372 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
5374 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
5376 2001-08-27 Alan Modra <amodra@bigpond.net.au>
5378 * config/rs6000/rs6000.c (mask_operand): Rewrite without
5380 (mask64_operand): Likewise.
5381 (rldic_operand): Delete.
5382 (includes_lshift64_p): Delete.
5383 (includes_rldic_lshift_p): New function.
5384 (includes_rldicr_lshift_p): New function.
5385 (print_operand): Don't call rldic_operand in case 'W'.
5386 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
5387 (includes_lshift64_p): Remove.
5388 (includes_rldic_lshift_p): Declare.
5389 (includes_rldicr_lshift_p): Declare.
5390 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
5391 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
5392 Replace match_operand rldic_operand predicate with
5393 const_int_operand. Replace includes_lshift64_p condition with
5394 includes_rldic_lshift_p.
5395 <ashldi3_internal 64 bit rldicr patterns>: New.
5397 2001-08-27 Andreas Jaeger <aj@suse.de>
5399 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
5400 * errors.c: Likewise.
5401 * final.c: Likewise.
5402 * dwarf2asm.c: Likewise.
5403 * doprint.c (checkit): Likewise.
5404 * diagnostic.c: Likewise.
5405 * collect2.c: Likewise.
5406 * calls.c: Likewise.
5407 * c-semantics.c (build_stmt): Likewise.
5408 * c-format.c (status_warning): Likewise.
5409 * c-errors.c (pedwarn_c99): Likewise.
5410 * builtins.c (validate_arglist): Likewise.
5411 * config/pj/pj.c (pj_printf): Likewise.
5412 * fix-header.c: Likewise.
5414 * gcov.c (fnotice): Likewise.
5415 * gensupport.c (message_with_line): Likewise.
5416 * mips-tfile.c: Likewise.
5417 * protoize.c (notice): Likewise.
5418 * read-rtl.c (fatal_with_file_and_line): Likewise.
5419 * rtl-error.c: Likewise.
5420 * tradcpp.c: Likewise.
5422 * cp/tree.c (build_min_nt): Likewise.
5423 (build_min): Likewise.
5424 * cp/lex.c: Likewise.
5425 * cp/errfn.c: Likewise.
5426 * cp/rtti.c (create_pseudo_type_info): Likewise.
5428 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
5430 * df.c (df_uses_record): Return after recording all uses
5433 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
5435 * df.c (df_insn_modify): Realloc the INSN table here, if
5436 necessary, here, too.
5438 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
5440 * config/mips/mips.c (mips_function_value): Handle complex return
5443 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
5445 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
5447 * reload.c (make_memloc): Copy result if it is still
5448 reg_equiv_memory_loc[regno] on return.
5449 (subst_reloads) [ENABLE_CHECKING]: Check that none of
5450 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
5451 reg_equiv_mem are modified by the substitutions.
5453 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5455 * predict.c (expensive_function_p): New.
5456 * rtl.h (expensive_function_p): Declare.
5457 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
5458 (use_fast_prologue_epilogue): New static variable.
5459 (expand_prologue): Set it; emit short prologues if unset.
5460 (expand_epilogue): Likewise.
5462 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
5464 * config.gcc: Add stormy16-*-elf case.
5465 * config/stormy16/stormy-abi: New file.
5466 * config/stormy16/stormy16-lib2.c: New file.
5467 * config/stormy16/stormy16-protos.h: New file.
5468 * config/stormy16/stormy16.c: New file.
5469 * config/stormy16/stormy16.h: New file.
5470 * config/stormy16/stormy16.md: New file.
5471 * config/stormy16/t-stormy16: New file.
5473 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
5475 * i386.h (no-accumulate-outgoing-args): Use proper mask.
5477 2001-08-24 David Edelsohn <edelsohn@gnu.org>
5479 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
5480 descriptor members are pointer size, not constant 4.
5481 * config/rs6000/rs6000.md (define_splits): Remove more unused
5484 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5486 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
5488 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
5490 * cp/rtti.c (VPARAMS): Fix parameter.
5492 2001-08-24 Zack Weinberg <zackw@panix.com>
5494 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
5496 (mode_for_extraction): No need for #ifdefs. Add default-case abort
5498 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
5499 in if controlling use of insv.
5500 (extract_bit_field): Likewise, for extv and extzv.
5502 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
5504 * i386.md (movcc peep2): Fix load of 0.
5506 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5508 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
5509 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
5511 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
5513 * c-pragma.h: Move weak_syms and weak_decls...
5514 * varasm.c: ...here. Now static.
5515 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
5516 depend on HANDLE_PRAGMA_WEAK.
5518 * c-common.c (c_alignof, c_alignof_expr): Move here...
5519 * c-typeck.c: ...from here.
5520 * c-tree.h, c-common.h: Adjust.
5522 2001-08-23 Bernd Schmidt <bernds@redhat.com>
5524 * config/ia64/ia64.c (rws_update): If !pred, set write_count
5525 instead of incrementing it.
5527 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
5528 asm ready, don't try to move them all into the same array element.
5530 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5532 * function.c (thread_prologue_and_epilogue_insns): Avoid
5533 fallthru flag on edge to exit.
5535 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
5537 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
5540 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
5542 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
5543 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
5544 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
5547 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
5549 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
5550 replace "GNU CC" with "GCC".
5552 2001-08-23 Richard Henderson <rth@redhat.com>
5554 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
5555 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
5556 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
5557 Need GR between FR and not GR_AND_FR.
5558 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
5559 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
5560 AR regs before GR regs.
5561 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
5562 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
5563 (REGISTER_MOVE_COST): Update.
5564 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
5566 2001-08-23 Richard Henderson <rth@redhat.com>
5568 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
5571 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
5573 * reload1.c (emit_reload_insns): Don't look for notes
5574 on a NULL store_insn.
5576 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5578 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
5579 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
5580 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
5581 format specifier warnings.
5582 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
5584 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
5586 * config/i386/i386-protos.h: Correct declaration of
5587 i386_pe_asm_named_section.
5589 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
5591 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
5593 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5595 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
5597 * cpperror.c (print_location): Don't show _Pragma.
5598 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
5599 and file change callback generation here.
5600 (stack_include_file): Update use of cpp_push_buffer.
5601 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
5602 (struct cpp_buffer): Remove type, pfile members.
5603 * cppinit.c (cpp_handle_option): Use free_chain.
5604 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
5605 (skip_escaped_newlines, get_effective_char, lex_percent): Take
5606 a cpp_reader rather than a cpp_buffer.
5607 (skip_escaped_newlines, get_effective_char, skip_block_comment,
5608 skip_line_comment, parse_string, lex_percent, lex_dot,
5609 _cpp_lex_token): Update accordingly.
5610 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
5612 (cpp_push_buffer): Update prototype.
5613 (run_directive): Update use of cpp_push_buffer.
5614 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
5615 handle_assertion): Update use of run_directive.
5616 * cpplib.h (enum cpp_buffer_type): Remove.
5617 (cpp_push_buffer): Update prototype.
5618 * fix-header.c (read_scan_file): Update.
5620 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5622 * gcc.c (struct prefix_list): Change prefix to const char *.
5624 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5626 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
5628 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
5630 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
5633 * jump.c (squeeze_notes): Take parms by reference. Handle END being
5636 * ifcvt.c (dead_or_predicable): Adjust.
5637 * loop.c (find_and_verify_loops): Adjust.
5638 * stmt.c (expand_end_case): Adjust.
5639 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
5640 head and end insn pointers in the basic block, not just local copies.
5641 (merge_blocks_move_predecessor_nojumps): Likewise.
5643 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
5645 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
5646 bitmap.h, builtin-types.def, builtins.c, builtins.def,
5647 c-aux-info.c, c-common.c, c-common.def, c-common.h,
5648 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
5649 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
5650 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
5651 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
5652 conditions.h, config.gcc, configure.frag, configure.in,
5653 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
5654 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
5655 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
5656 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
5657 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
5658 emit-rtl.c, errors.c, errors.h, except.c, except.h,
5659 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
5660 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
5661 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
5662 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
5663 gencheck.c, gencodes.c, genconfig.c, genemit.c,
5664 genextract.c, genflags.c, gengenrtl.c, genmultilib,
5665 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
5666 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
5667 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
5668 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
5669 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
5670 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
5671 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
5672 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
5673 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
5674 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
5675 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
5676 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
5677 params.h, predict.c, predict.def, predict.h, prefix.c,
5678 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
5679 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
5680 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
5681 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
5682 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
5683 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
5684 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
5685 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
5686 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
5687 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
5688 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
5689 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
5690 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
5691 xcoffout.h: replace "GNU CC" with "GCC".
5693 2001-08-21 Richard Henderson <rth@redhat.com>
5695 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
5696 (final_scan_insn): Consider jump tables data even if we have no
5697 independant text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
5699 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
5700 (ASM_OUTPUT_CASE_END): Remove.
5701 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
5702 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
5703 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
5705 2001-08-21 Richard Henderson <rth@redhat.com>
5707 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
5708 at barrier insns. Emit stop bits before barriers.
5710 * flow.c (flow_find_cross_jump): Don't consider unconditional
5711 return insns for commoning.
5713 * final.c (compute_alignments): Fix typo.
5715 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
5716 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
5717 (store_bit_field): Use mode_for_extraction more places.
5718 (extract_bit_field): Likewise.
5720 2001-08-21 Zack Weinberg <zackw@panix.com>
5722 * caller-save.c: Don't include insn-codes.h.
5723 (reg_save_code, reg_restore_code): Make arrays of int.
5724 All uses updated to match.
5725 (insert_save, insert_restore): No need to initialize "code"
5726 variable upon declaration.
5727 * Makefile.in: update dependencies; fix typo in clean rule.
5729 2001-08-21 Richard Henderson <rth@redhat.com>
5731 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
5732 (merge_if_block): Handle fallout from same.
5734 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5736 * builtins.c (type_to_class): Fix typo in last change.
5738 2001-08-21 Richard Henderson <rth@redhat.com>
5740 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
5741 ia64_asm_output_label.
5743 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
5744 copy of gp while the real gp register contains garbage.
5746 2001-08-21 Zack Weinberg <zackw@panix.com>
5748 * expmed.c (mode_for_extraction): New function.
5749 (store_bit_field, extract_bit_field): Use it.
5750 * expr.h: Prototype it and provide an enum for its first argument.
5752 * combine.c, function.c, recog.c: Don't include insn-codes.h.
5753 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
5754 and digging through the insn_data tables.
5755 * Makefile.in: Update dependencies.
5757 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
5759 * cppfiles.c (stack_include_file): line-map.c now handles include
5761 (handle_missing_handler): Similarly.
5762 (_cpp_execute_include): Similarly.
5763 (_cpp_pop_file_buffer): Similarly.
5764 * cpphash.h (struct cpp_reader): Remove system_include_depth,
5765 buffer_stack_depth and include_depth.
5766 * cpplib.c (do_include_common): line-map.c now handles include depth.
5767 (cpp_push_buffer): Similarly.
5768 (_cpp_pop_buffer): Similarly.
5769 * cppmacro.c (builtin_macro): Update.
5770 * line-map.c (init_line_maps): Set depth.
5771 (add_line_map): Increment "used" earlier. Update and use the
5773 (trace_include): Use the include depth.
5774 * line-map.h (struct line_maps): New member depth.
5776 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
5778 * cppfiles.c (stack_include_file): Don't handle -H here.
5779 * cppinit.c (cpp_start_read): Set include tracing after
5780 cpp_post_options and after stacking the main file.
5781 * line-map.c (trace_include): New.
5782 (init_line_maps, add_line_map): Update.
5783 * line-map.h (struct line_maps): New member trace_includes.
5785 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
5787 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
5788 * cppfiles.c (stack_include_file): Only stack a file if there
5789 is something to do. Return a boolean indicating whether a
5790 buffer was stacked or not.
5791 (_cpp_execute_include): Similarly.
5792 (_cpp_read_file): Similarly.
5793 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
5795 2001-08-21 Sam Steingold <sds@gnu.org>
5797 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
5798 (RECACHE): keep obufp_before_macroname up to date
5800 2001-08-21 Zack Weinberg <zackw@panix.com>
5802 * stmt.c: Don't include insn-codes.h.
5803 (expand_end_case): Machine specific logic moved to expr.c.
5804 No need to worry about __builtin_classify_type.
5805 (check_for_full_enumeration_handling, emit_case_nodes):
5808 * builtins.o (expand_builtin_classify_type): Split up so code
5809 can be shared with fold_builtin_classify_type.
5810 (type_to_class, fold_builtin_classify_type): New functions.
5811 (fold_builtins): Handle __builtin_classify_type.
5813 * expr.c (do_tablejump): Now static.
5814 (case_values_threshold, try_casesi, try_tablejump): New;
5815 code mostly from stmt.c (expand_end_case).
5816 (expr.h): Update prototypes.
5818 * Makefile.in (stmt.o): Update dependencies.
5820 2001-08-21 Will Cohen <wcohen@redhat.com>
5822 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
5823 declaration of variable i.
5824 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
5825 declaration of variable i.
5827 2001-08-21 Richard Henderson <rth@redhat.com>
5829 * crtstuff.c: Fix thinko last change. Move list tails to start
5830 of CRT_END section. Tidy ifdefs.
5831 (__EH_FRAME_BEGIN__): Always static for ELF.
5832 (__do_global_ctors_1): Rename from __frame_dummy.
5833 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
5834 name change; don't hide __EH_FRAME_BEGIN__.
5836 2001-08-21 Richard Henderson <rth@redhat.com>
5838 * gdbinit.in: Move break on exit after break on fancy_abort.
5840 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
5843 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
5845 * cpphash.h (_cpp_push_next_buffer): New.
5846 * cppinit.c (do_includes): Remove.
5847 (push_include, free_chain, _cpp_push_next_buffer): New.
5848 (cpp_start_read): Use them to rework command line option handling.
5849 (cpp_handle_option): Combine handling of -include and -imacros.
5850 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
5851 appropriate. Always insert missing \n at EOF.
5852 * cpplib.c (start_directive): Get the directive position right.
5853 * cppmain.c (cb_file_change): Always print the first line, unless
5856 2001-08-20 Andreas Jaeger <aj@suse.de>
5858 * profile.c (compute_branch_probabilities): Remove extra new-line
5860 * flow.c (verify_flow_info): Likewise.
5862 2001-08-20 Diego Novillo <dnovillo@redhat.com>
5864 * basic-block.h (basic_block): Add new field 'flags'.
5865 (BB_REACHABLE): Define.
5866 (expunge_block): Declare.
5867 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
5868 (EXIT_BLOCK_PTR): Ditto.
5869 (expunge_block): Remove static declaration.
5870 (cleanup_cfg): Clear bb->aux on every basic block.
5871 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
5872 computing reachability.
5873 (delete_unreachable_blocks): Delete block b if b->flags has
5876 2001-08-20 Diego Novillo <dnovillo@redhat.com>
5878 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
5880 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5882 * sparc.c (sparc_variable_issue): Fix typo in last change.
5884 2001-08-20 Richard Henderson <rth@redhat.com>
5886 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
5888 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
5890 * pa.h (RETURN_IN_MEMORY): Improve comment.
5892 2001-08-20 Janis Johnson <janis187@us.ibm.com>
5894 * doc/invoke.texi (Profiling options): Clarify the interactions
5895 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
5897 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
5899 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
5902 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5904 * gcc.c (make_relative_prefix): Allocate a sufficiently large
5907 2001-08-20 Richard Henderson <rth@redhat.com>
5909 * final.c (end_final): Fix typo last change.
5911 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
5913 * cppinit.c (init_standard_includes): The returned buffer
5914 is already malloc-ed.
5915 * gcc.c (add_prefix): Similarly.
5916 * prefix.c (translate_name): Update to support clear buffer
5918 (update_path): Similarly. Be sure to free any newly allocated
5919 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
5921 * prefix.h (update_path): Update prototype and document.
5922 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
5923 up and update to new buffer ownership rules.
5924 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
5926 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
5928 * final.c (compute_alignments): New function.
5929 (init_insn_lengths): Do not care label_align.
5930 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
5931 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
5932 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
5933 (shorted_branches): Realloc label_align array; do
5934 not call init_insn_lengths; Do not care about loop alignments.
5935 * output.h (compute_alignments): Declare.
5936 * toplev.c (rest_of_compilation): Call compute_alignments.
5937 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
5939 * predict.c (block_info_def): Add npredecesors, remove nvisited;
5940 change visited to tovisit.
5941 (propagate_freq): Use faster traversing algorithm.
5942 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
5943 to tovisit; reverse meaning.
5945 * predict.c (struct block_info_def): Remove nvisited.
5946 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
5947 (estimate_bb_frequencies): Call mark_dfs_back_edges.
5949 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
5951 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
5952 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
5953 (TARGET_FUSED_MADD): New.
5954 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
5955 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
5956 the multiply-add instructions.
5958 2001-08-19 Richard Henderson <rth@redhat.com>
5960 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
5961 is aligned to pointer size.
5963 2001-08-19 Richard Henderson <rth@redhat.com>
5965 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
5966 display markers during final schedule.
5968 2001-08-19 Richard Henderson <rth@redhat.com>
5970 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
5972 2001-08-19 Richard Henderson <rth@redhat.com>
5974 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
5976 (ASM_NAME_TO_STRING): Remove.
5977 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
5978 in the same string. Remove support for expressions.
5980 2001-08-19 Richard Henderson <rth@redhat.com>
5982 * config/i386/i386.md (tablejump): Make an expander; handle
5983 pic relative addressing here.
5984 (tablejump_1): Rename from tablejump_pic.
5987 2001-08-19 Richard Henderson <rth@redhat.com>
5989 * regclass.c (fix_register): Fix typo.
5991 2001-08-18 Richard Henderson <rth@redhat.com>
5993 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
5994 (struct _Unwind_Context): Expand br_loc to hold it.
5995 (uw_frame_state_for): Handle leaf functions better.
5996 (uw_update_reg_address): Update for br_loc change.
5998 2001-08-18 Richard Henderson <rth@redhat.com>
6000 * crtstuff.c: Move list heads before code that uses them.
6001 (__JCR_LIST__): Remove initial null.
6002 (frame_dummy, __frame_dummy): Do java registration here ...
6003 (__do_global_ctors_aux): ... not here.
6005 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
6006 (__do_global_dtors_aux): Update to match.
6007 (__JCR_LIST__, __do_jv_register_classes): New.
6009 * config/ia64/crtend.asm (__JCR_END__): New.
6010 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
6011 instead of an indirect LTOFF22 reloc.
6013 2001-08-18 Richard Henderson <rth@redhat.com>
6015 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
6016 * regclass.c (init_reg_sets_1): Fix typo.
6017 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
6018 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
6019 (ia64_compute_frame_size): Make ar.unat live when in use.
6020 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
6021 for ar.pfs; remove ar.unat handling.
6022 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
6024 (PREDICATE_CODES): Add ar_pfs_reg_operand.
6025 * config/ia64/ia64-protos.h: Update decls.
6026 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
6027 (sibcall_pic): Likewise.
6029 2001-08-18 Richard Henderson <rth@redhat.com>
6031 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
6032 pred_rel_mutex when searching for insn_group_barrier.
6033 * config/ia64/ia64.md (cycle_display): Combine the expander
6036 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
6037 bit before asm as needed.
6039 2001-08-18 Richard Henderson <rth@redhat.com>
6041 * timevar.def (TV_MACH_DEP): New.
6042 * toplev.c (rest_of_compilation): Use it.
6043 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
6045 2001-08-18 Zack Weinberg <zackw@panix.com>
6047 * unwind-dw2.c (execute_stack_op): Add default aborts to
6048 the inner switches to prevent warnings.
6050 2001-08-18 Richard Henderson <rth@redhat.com>
6052 * timevar.h (struct timevar_time_def): Change element type to float.
6053 (ticks_to_msec, clocks_to_msec): Likewise.
6054 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
6055 (get_time): Likewise.
6056 (timevar_print): Adjust zero check and printing to match.
6058 2001-08-18 Zack Weinberg <zackw@panix.com>
6060 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
6061 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
6062 Eliminate overfull or underfull hboxes.
6064 2001-08-18 Zack Weinberg <zackw@panix.com>
6066 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6068 2001-08-18 Zack Weinberg <zackw@panix.com>
6070 * haifa-sched.c: Convert to target hooks. Macros replaced
6071 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
6072 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
6073 MD_SCHED_FINISH, and HAVE_cycle_display.
6074 * target-def.h (TARGET_SCHED_ADJUST_COST,
6075 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
6076 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
6077 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
6078 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
6079 New hook #defines to be overridden.
6080 (TARGET_SCHED): Bring them all together.
6081 (TARGET_INITIALIZER): Update.
6082 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
6083 instead of 'struct rtx_def *' throughout.
6084 (struct sched): New set of hooks for the scheduler.
6085 * Makefile.in (haifa-sched.o): Depend on target.h.
6086 * doc/tm.texi: Document the new scheduler hooks, together in
6087 their own section, instead of scattered around.
6088 Fix a bunch of underfull/overfull hboxes.
6090 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
6091 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
6092 sparc.h: Don't define any of the old scheduler macros.
6094 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
6095 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
6096 sparc.c: Create hook functions from code extracted from
6097 corresponding target header, or make existing hooks static, as
6098 appropriate. Set the appropriate entries in targetm.
6100 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
6101 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
6102 rs6000-protos.h, s390-protos.h, sparc-protos.h:
6103 Remove prototypes for functions which are now static.
6105 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
6106 related gunk; the Haifa scheduler is now the only choice.
6108 2001-08-18 Zack Weinberg <zackw@panix.com>
6110 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
6111 * genopinit.c: Put floating point divide insns in sdiv_optab.
6112 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
6113 * config/gofast.h, config/c4x/c4x.h,
6114 config/ia64/hpux_longdouble.h, config/mips/mips.h,
6115 config/pa/long_double.h, config/rs6000/sysv4.h,
6116 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
6117 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
6118 (init_optabs): Use init_optabv for overflow-trapping optabs.
6119 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
6120 cmp_optab RTX codes so have_insn_for can find them.
6122 * optabs.c (expand_simple_binop, expand_simple_unop,
6123 have_insn_for, gen_sub3_insn): New interfaces.
6124 * expr.h: Prototype new functions.
6125 (enum optab_methods): Move here from optabs.h.
6127 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
6128 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
6129 Use new functions instead of working directly with optabs.
6130 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
6131 unroll.c: Don't include optabs.h.
6132 * caller-save.c, combine.c, function.c, stmt.c: Just include
6133 insn-codes.h, not optabs.h.
6134 * Makefile.in: Update dependencies.
6136 * combine.c (make_compound_operation, simplify_comparison):
6137 Fix typos testing for this or that instruction.
6139 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6141 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
6142 generating libgcc.a.
6144 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6146 * except.c (TYPE_HASH): Delete.
6148 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
6151 * tree.c (TYPE_HASH): Delete.
6153 * tree.h (TYPE_HASH): Define.
6155 2001-08-18 Graham Stott <grahams@redhat.com>
6157 * config/mips/mips.md (adddi3_internal_2+1): Remove contraints from
6159 (adddi3_internal_2+2): Likewise.
6160 (eh_set_lr_di+1): Likewise.
6162 2001-08-17 Richard Henderson <rth@redhat.com>
6164 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6165 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
6166 * dwarf2asm.c: ... here.
6167 * dwarfout.c: Remove them.
6169 * varasm.c (assemble_integer): Add align parameter.
6170 (assemble_real, output_constant, output_constructor): Likewise.
6171 * output.h: Update decls.
6172 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
6173 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
6174 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
6175 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
6176 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
6179 * final.c (end_final): Abort profile block generation if we
6180 havn't layed it out properly.
6181 * output.h (assemble_eh_integer): Remove stale decl.
6182 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
6184 (assemble_integer): Handle unaligned data.
6185 (assemble_real): Abort on unaligned data.
6186 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
6188 (default_dtor_section_asm_out_destructor): Use assemble_align.
6189 (default_named_section_asm_out_constructor): Likewise.
6190 (default_ctor_section_asm_out_constructor): Likewise.
6191 * config/darwin.c (machopic_asm_out_constructor): Likewise.
6192 (machopic_asm_out_destructor): Likewise.
6193 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
6194 (nextstep_asm_out_destructor): Likewise.
6195 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
6196 (vms_asm_out_destructor): Likewise.
6198 2001-08-17 Richard Henderson <rth@redhat.com>
6200 * config/mips/iris6.h (TARGET_IRIX6): New.
6201 (current_section_name, current_section_flags): New.
6202 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
6203 (MAX_OFILE_ALIGNMENT): New.
6204 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
6205 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
6206 (copy_file_data): Split out from
6207 (mips_asm_file_end): ... here.
6208 (mips_asm_file_start): Remove extra .section directive. Use
6209 tmpfile instead of mips_make_temp_file.
6210 (mips_unique_section): Use const char * as needed for warnings.
6211 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
6212 re-add align parameter.
6213 (iris6_asm_named_section): New.
6214 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
6215 (iris6_asm_output_align, iris6_section_align_1): New.
6216 (iris6_asm_file_start, iris6_asm_file_end): New.
6217 * config/mips/mips-protos.h: Update decls.
6219 2001-08-17 Janis Johnson <janis187@us.ibm.com>
6221 * doc/install.texi (Install GCC): Add links to build status pages.
6223 (Final install): Ditto; request updates for specific info
6225 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
6227 * cpperror.c (print_location): Don't take a file name; use the
6229 (_cpp_begin_message): Similarly.
6230 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
6231 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
6232 (cpp_pedwarn_with_file_and_line): Remove.
6233 * cppfiles.c (stack_include_file): Update; set filename to stdin
6234 here when appropriate.
6235 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
6236 (_cpp_begin_message): Don't take a file name.
6237 * cppinit.c: Add comment.
6238 * cpplex.c: Fix end-of-directive indicator.
6239 * cpplib.c: Don't include intl.h.
6240 (run_directive, do_diagnostic): Update.
6241 (do_line): Update to not use nominal_fname.
6242 (cpp_push_buffer): Don't take a filename.
6243 * cpplib.h (struct ht): Remove.
6244 (cpp_push_buffer): Don't take a filename.
6245 (cpp_pedwarn_with_file_and_line): Remove.
6246 * cppmacro.c (struct cpp_macro): Remove file.
6247 (builtin_macro): Update.
6248 (_cpp_create_definition): Update.
6249 * cppmain.c: Correct comment.
6250 * fix-header.c (read_scan_file): Update.
6252 2001-08-17 Kazu Hirata <kazu@hxi.com>
6254 * sbitmap.c: Fix comment formatting.
6255 * sched-deps.c: Likewise.
6256 * sibcall.c: Likewise.
6257 * simplify-rtx.c: Likewise.
6259 * ssa-ccp.c: Likewise.
6260 * stor-layout.c: Likewise.
6261 * timevar.c: Likewise.
6262 * toplev.c: Likewise.
6263 * unwind-dw2.c: Likewise.
6264 * unwind-dw2-fde.c: Likewise.
6265 * varasm.c: Likewise.
6267 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
6269 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
6270 or larger than an integer in memory.
6272 2001-08-17 Zack Weinberg <zackw@panix.com>
6274 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
6275 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
6276 * rtl.h: Don't forward-declare union tree_node here. Don't
6277 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
6278 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6279 and tree respectively.
6280 * tree.h: Don't forward-declare struct rtx_def here. Don't
6281 typedef tree here. Change all uses of struct rtx_def *,
6282 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6283 and tree respectively.
6285 2001-08-17 Richard Henderson <rth@redhat.com>
6287 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
6288 config/mips/openbsd.h: Fix typos last change.
6290 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6292 * doc/invoke.texi (Optimize Options): The default for
6293 -finline-limit is 600.
6295 2001-08-17 Richard Henderson <rth@redhat.com>
6297 * varasm.c (text_section): Allow TEXT_SECTION to override the
6298 printing of TEXT_SECTION_ASM_OP.
6299 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
6300 (DATA_SECTION, BSS_SECTION): Remove.
6301 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
6302 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
6303 Rename from s/_NAME//.
6304 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
6305 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
6306 (TEXT_SECTION): ... here. New.
6307 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
6308 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
6309 * config/mips/openbsd.h: Likewise.
6310 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
6311 (mips_asm_file_end): Likewise test.
6312 (mips_output_function_epilogue): Likewise. Switch back to data
6313 section after emitting the function.
6315 * doc/tm.texi (Sections): Document TEXT_SECTION.
6317 2001-08-17 Richard Henderson <rth@redhat.com>
6319 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
6320 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
6322 2001-08-17 Richard Henderson <rth@redhat.com>
6324 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
6325 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
6326 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
6327 Add aligned attribute.
6329 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
6331 * config/sh/sh.md: Add modes to unspecs in first insn to match
6332 those in the second.
6334 * Makefile.in: Fix collect2 copy for Cygwin.
6336 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
6338 Install the proper patch.
6339 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
6340 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
6341 (expand_function_start): Likewise.
6342 * stmt.c (expand_decl): Likewise.
6343 * varasm.c (make_decl_rtx): Likewise.
6345 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6347 * final.c: Undo my previous accidental checkin.
6348 * output.h: Likewise.
6349 * tm.texi: Likewise.
6351 2001-08-16 Richard Henderson <rth@redhat.com>
6353 * varasm.c (named_section_flags): Remove align parameter.
6354 * varasm.c, dwarf2out.c: Update all callers.
6355 * output.h: Update prototypes.
6357 * target.h (target.asm_out.named_section): Remove align parameter.
6358 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
6359 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
6360 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
6361 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
6362 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
6364 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
6365 (get_named_section_flags, set_named_section_flags): New.
6366 (named_section_flags): Use them.
6367 (named_section): Do decl vs section flags check here...
6368 (default_section_type_flags): ... not here.
6369 (init_varasm_once): Create in_named_htab.
6370 (resolve_unique_section): Mark reloc unused.
6372 2001-08-16 Richard Henderson <rth@redhat.com>
6374 * varasm.c (force_const_mem): Keep pool alignment in bits.
6375 (output_constant_pool): Use assemble_align.
6377 2001-08-16 Zack Weinberg <zackw@panix.com>
6379 * doc/tm.texi: Remove extra @table command.
6381 2001-08-16 Zack Weinberg <zackw@panix.com>
6383 * final.c (shorten_branches): Clear the end of the label_align
6384 array only if we made it larger. Break up messy expressions
6387 * diagnostic.c (internal_error): Check for error recursion
6388 before doing ICE suppression.
6390 * timevar.c: Timing variables now count in milliseconds.
6391 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
6392 (get_time): Not here.
6393 (timevar_print): Don't print any timer whose user, cpu, and
6394 wall times are all zero as displayed.
6395 * timevar.h: Update comment aboout units. Make timevar
6398 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
6400 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
6401 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
6402 (expand_function_start): Likewise.
6403 * stmt.c (expand_decl): Likewise.
6404 * varasm.c (make_decl_rtx): Likewise.
6406 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
6408 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
6409 (finalize_record_size): Don't set TYPE_USER_ALIGN.
6411 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6413 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
6416 2001-08-16 Andreas Jaeger <aj@suse.de>
6418 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
6421 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
6423 * rtl.h (only_sets_cc0_p): New prototype.
6424 * jump.c (sets_cc0_p): Handle INSN.
6425 (only_sets_cc0_p): New function.
6426 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
6427 (tidy_fallthru_edge): Likewise.
6428 * integrate.c (copy_insn_list): Likewise.
6429 * unroll.c (unroll_loop): Likewise.
6430 (copy_loop_body): Likewise.
6432 2001-08-15 Jason Eckhardt <jle@redhat.com>
6434 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
6436 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
6438 * predict.c (struct block_info_def): Remove nvisited.
6439 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6440 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6442 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
6443 (ix86_adjust_cost): Teach scheduler that latency to load operand can
6446 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
6448 * predict.def: Update hitrates.
6450 2001-08-15 Richard Henderson <rth@redhat.com>
6452 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
6454 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
6456 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
6457 note from its associated jump.
6459 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6461 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
6462 also on 64-bit s390x targets.
6464 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
6466 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
6468 (arm_expand_prologue): Handled nested functions which take a
6469 variable argument list.
6470 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
6471 macro with an invocation of
6472 arm_compute_initial_elimination_offset.
6473 * config/arm/arm-protos.h: Prototype
6474 arm_compute_initial_elimination_offset.
6476 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6478 * doc/install.texi (Specific, avr): Fix markup.
6479 (Specific, c4x): Ditto.
6481 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6483 * predict.c (dump_prediction): Change `bool' parameter to `int'.
6485 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
6487 * Makefile.in (OBJS): Add rtl-error.o
6488 (rtl-error.o): New rule.
6489 (diagnostic.o): Adjust dependency.
6490 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
6491 error_for_asm, _fatal_insn, _fatal_insn_not_found,
6492 warning_for_asm): Move to...
6493 rtl-error.c: ...here. New file.
6495 2001-08-14 Richard Henderson <rth@redhat.com>
6497 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
6498 if USING_SJLJ_EXCEPTIONS.
6500 2001-08-14 Steve Ellcey <sje@cup.hp.com>
6502 * tlink.c (scan_linker_output): Check string for unsatisfied in
6503 addition to undefined and unresolved.
6505 2001-08-14 Graham Stott <grahams@redhat.com>
6507 * libgcc2.c (*): Replace EH_FRAME_SECTION with
6508 EH_FRAME_SECTION_NAME.
6510 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
6512 * genattrtab.c (simplify_test_exp_in_temp): New function.
6513 (simplify_test_exp): Avoid explicit use of temporary obstack.
6514 (simplify_cond, insert_right_side, evaluate_eq_attr,
6515 simplify_and_tree, simplify_or_tree, eliminate_known_true):
6516 Use simplify_test_exp_in_temp.
6517 (optimize_attrs): Iterate until expression stabilizes.
6519 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
6521 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
6522 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
6524 2001-08-13 Richard Henderson <rth@redhat.com>
6526 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
6527 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
6528 * config/arm/conix-elf.h: Likewise.
6530 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
6532 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
6534 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
6536 * gcse.c (hash_scan_set): Expressions that are set as part of
6537 jump instructions are not available.
6539 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
6541 * config/s390/s390.c (print_operand, s390_function_prologue,
6542 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
6544 2001-08-13 Richard Henderson <rth@redhat.com>
6546 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
6547 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
6548 * doc/tm.texi (Exception Region Output): Document it.
6550 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
6552 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
6553 DWARF2 instead of stabs by default.
6555 2001-08-13 David Edelsohn <edelsohn@gnu.org>
6557 * config/rs6000/rs6000.c: Include optabs.h.
6559 2001-08-13 David Edelsohn <edelsohn@gnu.org>
6561 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
6562 save/restore routines.
6563 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
6565 2001-08-13 Andreas Jaeger <aj@suse.de>
6567 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
6568 the english is correct.
6570 2001-08-13 Zack Weinberg <zackw@panix.com>
6572 * expr.h: Split out optab- and libfunc-related code to...
6573 * optabs.h, libfuncs.h: ... these new headers.
6575 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
6577 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
6579 * mkconfig.sh: Don't include insn-codes.h from config.h.
6581 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
6582 enum insn_code is available. Move reload_in_optab and
6583 reload_out_optab array declarations to optabs.h.
6584 * regmove.c (gen_add3_insn): Move to optabs.c, export from
6585 there, prototype in expr.h.
6586 * gencodes.c: Cleanup: zap global variables, don't use
6587 printf where puts will do, don't bother defining MAX_INSN_CODE
6588 which nothing uses, let CODE_FOR_nothing get its value implicitly.
6590 * genemit.c, genopinit.c: Include optabs.h in generated file.
6591 * genoutput.c: Include insn-codes.h in generated file.
6592 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
6593 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
6594 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
6595 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
6596 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
6597 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
6599 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
6600 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
6601 config/m88k/m88k.c, config/sparc/sparc.c:
6603 * reload.c: Include expr.h and optabs.h before reload.h.
6604 * config/alpha/alpha.c: Include tree.h before reload.h.
6605 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
6606 and reload.h in that order.
6607 * config/sparc/sparc.c: Include debug.h.
6608 * recog.c: Include insn-codes.h.
6610 2001-08-13 Andreas Jaeger <aj@suse.de>
6612 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
6615 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
6617 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
6618 * gcc.c (init_spec): Fix typo in comment.
6619 * varasm.c (data_section): Fix typo in comment.
6621 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
6623 * predict.c (dump_prediction): New argument "USED".
6624 (combine_predictions_for_insn): Determine the used heuristics,
6625 output the case no heuristic applied.
6626 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
6628 2001-08-13 Andreas Jaeger <aj@suse.de>
6630 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
6633 2001-08-13 Kazu Hirata <kazu@hxi.com>
6635 * jump.c: Fix formatting.
6637 2001-08-13 Kazu Hirata <kazu@hxi.com>
6639 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
6642 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
6644 * loop.c (check_dbra_loop): Use condjump_label to compute
6647 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
6648 to better document the files they're in.
6650 2001-08-12 Zack Weinberg <zackw@panix.com>
6652 * recog.h (struct insn_operand_data): Shrink 'mode' field
6655 2001-08-12 Kazu Hirata <kazu@hxi.com>
6657 * gcc.c: Fix comment formatting.
6658 * gccspec.c: Likewise.
6661 * genemit.c: Likewise.
6662 * gengenrtl.c: Likewise.
6663 * genrecog.c: Likewise.
6664 * gensupport.c: Likewise.
6665 * ggc-page.c: Likewise.
6666 * global.c: Likewise.
6667 * graph.c: Likewise.
6668 * ifcvt.c: Likewise.
6669 * integrate.c: Likewise.
6671 * libgcc2.c: Likewise.
6673 * mbchar.c: Likewise.
6674 * optabs.c: Likewise.
6675 * predict.c: Likewise.
6676 * prefix.c: Likewise.
6677 * profile.c: Likewise.
6678 * protoize.c: Likewise.
6680 * recog.c: Likewise.
6681 * regclass.c: Likewise.
6682 * regmove.c: Likewise.
6683 * reg-stack.c: Likewise.
6684 * reload1.c: Likewise.
6685 * resource.c: Likewise.
6686 * rtlanal.c: Likewise.
6689 2001-08-12 Kazu Hirata <kazu@hxi.com>
6691 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
6692 a tree representing a constant is passed to the macro.
6694 2001-08-12 Richard Henderson <rth@redhat.com>
6696 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
6697 (rs6000_elf_asm_out_destructor): New.
6698 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
6699 (DTORS_SECTION_ASM_OP): Remove.
6700 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6701 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
6703 2001-08-12 David Edelsohn <edelsohn@gnu.org>
6706 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6707 * gcc.c (set_collect_gcc_options): New function, split out from
6709 Ignore elided switches.
6710 (do_spec_1): Invoke before executing command.
6711 (set_input): Export.
6712 Move declaration ...
6713 * gcc.h (set_input): ... here.
6714 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
6717 2001-08-12 Richard Henderson <rth@redhat.com>
6719 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
6720 thinko wrt TARGET_RELOCATABLE.
6722 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
6724 * fix-header.c (cb_file_change): Update prototype.
6726 2001-08-11 Zack Weinberg <zackw@panix.com>
6728 * toplev.c (set_float_handler): Make static.
6729 * toplev.h: Don't prototype set_float_handler.
6731 * simplify-rtx.c: Don't include setjmp.h.
6732 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
6734 (simplify_unary_operation, simplify_binary_operation): Use them,
6735 via do_float_handler.
6737 * fold-const.c: Don't include setjmp.h.
6738 (exact_real_inverse_1): New function.
6739 (exact_real_inverse): Use it, via do_float_handler.
6741 * varasm.c: Don't include setjmp.h.
6742 (assemble_real_1): New function.
6743 (assemble_real): Use it, via do_float_handler.
6744 Call internal_error if we get a trap here.
6746 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
6747 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
6749 2001-08-11 Zack Weinberg <zackw@panix.com>
6751 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
6752 STACK_BOUNDARY if not already defined.
6754 * calls.c, function.c, reload1.c, explow.c: Don't default
6755 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
6756 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
6758 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
6761 * doc/tm.texi: Document that STACK_BOUNDARY is required;
6762 clarify difference between it and PREFERRED_STACK_BOUNDARY.
6764 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
6766 * cppmacro.c (enter_macro_context): Push macro expansions even
6769 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6771 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
6772 (rs6000_elf_section_type_flags): Actually return a value.
6774 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
6776 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
6777 Clean up code: add missing comments and prototypes, fix warnings,
6778 remove obsolete code, fix spacing to conform to coding style.
6780 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
6782 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
6783 and TARGET_ASM_CLOSE_PAREN.
6784 (regclass_map): CC register belongs to class NO_REGS.
6785 (legitimize_pic_address): Don't generate unnecessary moves
6786 (to avoid confusing loop optimization).
6787 (check_and_change_labels): Replace jump_long by indirect_jump.
6788 (s390_final_chunkify): Don't start a new literal pool on section
6789 switch in 64-bit code.
6790 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
6792 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
6793 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
6794 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
6796 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
6797 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
6798 (CONST_COSTS): Fixed incorrect costs.
6800 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
6801 Use emit_jump instead of emit_jump_insn (gen_jump).
6802 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
6803 (to avoid confusing flow analysis).
6804 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
6805 (casesi, casesi_jump): New.
6806 (jump_long): Removed. Functionality merged into indirect_jump.
6807 (indirect_jump): Accept address_operand, not just register_operand.
6808 (cjump_long, icjump_long): Use same logic as indirect_jump.
6809 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
6810 Fixed broken setjmp/longjmp handling.
6811 (do_builtin_setjmp_setup): Removed.
6813 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
6814 broken GNU as versions that don't accept .quad with large
6815 negative values. Use hexadecimal output instead.
6816 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
6817 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
6818 FUNCTION_EPILOGUE): Removed. Now in targetm.
6820 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
6822 * config/s390/fixdfdi.h: Add missing copyright statement.
6823 Fix type conflicts on 64-bit. Add missing SFmode routines.
6825 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
6828 2001-08-11 Richard Henderson <rth@redhat.com>
6830 * rtl.h (REG_EH_RETHROW): Remove.
6831 * rtl.c (reg_note_name): Update.
6832 * combine.c (distribute_notes): Don't check for it.
6834 2001-08-11 Richard Henderson <rth@redhat.com>
6836 * combine.c (distribute_notes): Place REG_SETJMP.
6838 2001-08-11 Richard Henderson <rth@redhat.com>
6840 * doc/extend.texi (Arrays and pointers implementation): Discourage
6841 relying on sign-extension of pointers.
6843 2001-08-11 H.J. Lu <hjl@gnu.org>
6845 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
6847 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
6848 RDATA_SECTION_ASM_OP.
6850 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6852 * doc/install.texi (Specific, c4x): Fix cross-reference to the
6853 main manual to work both for info and HTML versions.
6855 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
6856 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6858 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
6859 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
6860 (struct cpp_pool): New member first.
6861 * cppinit.c (append_include_chain): Plug memory leaks.
6862 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
6863 Allocate pragma structures from the (aligned) macro pool to
6864 avoid leaking memory.
6865 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
6866 so we don't leak memory.
6867 * hashtable.c (ht_destroy): New.
6868 * hashtable.h (ht_destroy): New.
6870 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
6871 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6873 * c-lex.c (map): Make const.
6874 (cb_file_change): Update for callback passing a line map.
6875 Don't assume we have a previous map. Remove sanity check
6876 about popping too many files.
6877 * cpperror.c (print_location): Make map const.
6878 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
6879 (cpp_make_system_header): Similarly.
6880 (search_from): Similarly.
6881 (_cpp_execute_include): Don't remember where we came from.
6882 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
6883 (struct cpp_reader): Make map const.
6884 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
6885 * cpplib.c (do_line): Update; line maps now hold sysp.
6886 (cpp_push_buffer): Similarly.
6887 (_cpp_do_file_change): Similarly; callback with map instead.
6888 (cpp_get_line_maps): Constify return value.
6889 (_cpp_pop_buffer): Update.
6890 * cpplib.h (struct cpp_file_change): Remove.
6891 (struct cpp_callbacks): Update.
6892 (cpp_get_line_maps): Constify return value.
6893 * cppmacro.c (_cpp_create_definition): Update.
6894 * cppmain.c (struct printer): Constify map.
6895 (maybe_print_line): Similarly.
6896 (print_line): Similarly. Deduce flags 1 and 2 here.
6897 (cb_file_change): Update.
6898 * line-map.c (free_line_maps): Warn regardless.
6899 (add_line_map): Return pointer to const. When passed NULL to_file
6900 with LC_LEAVE, use the obvious values for the return point so the
6901 caller doesn't have to figure them out.
6902 (lookup_line): Return pointer to const.
6903 (print_containing_files): Take pointer to const.
6904 * line-map.h (struct line_map): New members reason, sysp.
6905 (add_line_map): Return pointer to const.
6906 (lookup_line): Similarly.
6907 (print_containing_files): Take pointer to const.
6909 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
6910 Richard Henderson <rth@redhat.com>
6912 * regmove.c (regmove_optimize): Avoid setting a register twice in
6915 2001-08-10 Richard Henderson <rth@redhat.com>
6917 * doc/extend.texi (Arrays and pointers implementation): Document
6918 behavior of pointer/integer conversion.
6920 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
6922 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
6924 2001-08-10 Richard Henderson <rth@redhat.com>
6926 * doc/extend.texi (C Implementation): New chapter.
6927 * doc/gcc.texi (Top): Link it in.
6929 2001-08-10 Andrew Cagney <ac131313@redhat.com>
6931 * doc/install.texi (Specific): Fix CVS merge botch.
6933 2001-08-10 Richard Henderson <rth@redhat.com>
6935 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
6936 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
6938 2001-08-10 Zack Weinberg <zackw@stanford.edu>
6940 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
6941 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
6942 this macro is now required.
6944 * cselib.c (cselib_process_insn), flow.c (propagate_block),
6945 loop.c (find_and_verify_loops), reload.c (reload): Check
6946 for rtx code of CALL_INSN, not CALL, when deciding if we
6947 need to check for REG_SETJMP note.
6949 * gcse.c (compute_hash_table, compute_store_table): Update
6950 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
6953 * config/avr/avr.c: Fix typo.
6954 * config/convex/convex.c (expand_movstr): Use adjust_address.
6955 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
6957 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
6958 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
6960 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
6961 Do define STACK_BOUNDARY.
6962 * config/i370/i370.c: Include expr.h.
6963 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
6964 config/pa/som.h, config/v850/v850.h: Take in_ctors and
6965 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
6966 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
6967 * config/m88k/m88k.c: Include c-tree.h after expr.h.
6968 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
6969 * config/romp/romp.c: Include expr.h after tree.h.
6971 (output_fpop): Use xmalloc, not oballoc.
6972 * config/we32k/we32k.c: Include expr.h.
6974 2001-08-10 Kazu Hirata <kazu@hxi.com>
6976 * config/h8300/h8300.h: Fix formatting.
6978 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
6980 * c-common.h (RETURN_NULLIFIED_P): Lose.
6981 * c-semantics.c (genrtl_return_stmt): Don't check it.
6983 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
6985 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
6986 (mips_annotate_frame_insn): New function.
6987 (mips_emit_frame_related_store): New function.
6988 (save_restore_insns): Don't mark instructions that set up the base
6989 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
6990 the store instructions instead.
6991 (mips_expand_prologue): If the stack size is moved into a temporary
6992 register, do not mark that move as frame-related. Add a
6993 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
6995 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
6997 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
6998 stack slot as unchanging if current_function_calls_eh_return.
7000 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7002 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
7003 access the second half of the TFmode scratch operand.
7005 2001-08-10 Anthony Green <green@redhat.com>
7007 * java/class.c (emit_register_classes): Conditionalize code on
7010 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7012 * doc/install.texi (Specific, avr): Fix cross-reference to the
7013 main manual to work both for info and HTML versions.
7015 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7017 * stmt.c (expand_null_return_1): Remove code to generate simple returns
7018 and "use_goto" argument.
7019 (expand_null_return, expand_value_return): Update all callers.
7020 * function.c (expand_function_end): Remove code to generate simple
7022 * config/vax/vax.md (epilogue): New expander for function return.
7023 * doc/md.texi (epilogue): Remove "if defined".
7025 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7027 * Makefile.in: Partially revert my previous change:
7028 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
7029 of the hashtab.o and safe-ctype.o rules.
7031 2001-08-09 Richard Henderson <rth@redhat.com>
7033 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
7034 (USE_COLLECT2): Remove duplicate definition.
7035 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
7036 (use_collect2): Remove dead code.
7037 * configure.in (use_collect2): Remove will_use_collect2 and
7038 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
7039 * configure: Rebuild.
7041 * target.h (targetm.asm_out.constructor): New.
7042 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
7043 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
7044 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
7045 * varasm.c (in_ctors, in_dtors): New.
7046 (assemble_constructor, assemble_destructor): Remove.
7047 (default_stabs_asm_out_destructor): New.
7048 (default_named_section_asm_out_destructor): New.
7049 (dtors_section, default_dtor_section_asm_out_destructor): New.
7050 (default_stabs_asm_out_constructor): New.
7051 (default_named_section_asm_out_constructor): New.
7052 (ctors_section, default_ctor_section_asm_out_constructor): New.
7053 * output.h: Update declarations.
7054 * c-decl.c (c_expand_body): Use target hooks instead of
7055 assemble_constructor and assemble_destructor.
7056 * profile.c (output_func_start_profiler): Likewise.
7057 * objc/objc-act.c (finish_objc): Likewise.
7058 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
7059 for the constructor.
7060 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
7062 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
7063 (DTORS_SECTION_ASM_OP): Likewise.
7064 (__CTOR_LIST__): Use attribute section when possible.
7065 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
7067 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
7068 ASM_OUTPUT_CONSTRUCTOR.
7070 * config/darwin.c (machopic_asm_out_constructor): New.
7071 (machopic_asm_out_destructor): New.
7072 * config/darwin-protos.h: Update declarations.
7073 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7074 (ASM_OUTPUT_DESTRUCTOR): Remove.
7075 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7076 * config/nextstep.c (nextstep_asm_out_constructor): New.
7077 (nextstep_asm_out_destructor): New.
7078 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7079 (ASM_OUTPUT_DESTRUCTOR): Remove.
7080 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7081 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
7082 ASM_OUTPUT_*STRUCTOR.
7083 * config/i386/aix386ng.h: Likewise.
7085 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
7086 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
7087 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7088 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7089 * config/lynx.h: Likewise.
7090 * config/netware.h: Likewise.
7091 * config/psos.h: Likewise.
7092 * config/alpha/alpha-interix.h: Likewise.
7093 * config/alpha/elf.h: Likewise.
7094 * config/arc/arc.h: Likewise.
7095 * config/arm/aof.h: Likewise.
7096 * config/arm/coff.h: Likewise.
7097 * config/arm/elf.h: Likewise.
7098 * config/c4x/c4x.h: Likewise.
7099 * config/h8300/h8300.h: Likewise.
7100 * config/i386/cygwin.h: Likewise.
7101 * config/i386/djgpp.h: Likewise.
7102 * config/i386/i386-coff.h: Likewise.
7103 * config/i386/i386-interix.h: Likewise.
7104 * config/i386/sco5.h: Likewise.
7105 * config/i386/vsta.h: Likewise.
7106 * config/i386/win32.h: Likewise.
7107 * config/i960/i960-coff.h: Likewise.
7108 * config/ia64/sysv4.h: Likewise.
7109 * config/m68hc11/m68hc11.h: Likewise.
7110 * config/m68k/coff.h: Likewise.
7111 * config/m68k/mot3300.h: Likewise.
7112 * config/m88k/m88k.h: Likewise.
7113 * config/mcore/mcore-pe.h: Likewise.
7114 * config/mcore/mcore.h: Likewise.
7115 * config/mips/elf.h: Likewise.
7116 * config/mips/elf64.h: Likewise.
7117 * config/mips/iris6.h: Likewise.
7118 * config/pa/pa64-hpux.h: Likewise.
7119 * config/rs6000/sysv4.h: Likewise.
7120 * config/sh/sh.h: Likewise.
7121 * config/sparc/litecoff.h: Likewise.
7123 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
7124 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7125 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7126 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7127 (ASM_OUTPUT_DESTRUCTOR): Remove.
7128 * config/a29k/a29k.c: Move include of tree.h.
7129 * config/a29k/udi.h: Delete file.
7130 * config/alpha/alpha.c (vms_asm_out_constructor): New.
7131 (vms_asm_out_destructor): New.
7132 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
7133 (EXTRA_SECTION_FUNCTIONS): Likewise.
7134 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7135 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7136 * config/c4x/c4x.c: Move include of tree.h.
7137 * config/clipper/clipper.c (clix_asm_out_constructor): New.
7138 (clix_asm_out_destructor): New.
7139 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7140 (ASM_OUTPUT_DESTRUCTOR): Remove.
7141 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7142 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7143 (TARGET_ASM_CONSTRUCTOR): New.
7144 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
7145 (sco_asm_out_constructor): New.
7146 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
7147 * config/i386/svr3gas.h: Remove stack grows up code.
7148 Remove code duplicated from i386/sysv3.h.
7149 (TARGET_ASM_CONSTRUCTOR): New.
7150 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7151 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
7152 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7153 (TARGET_ASM_CONSTRUCTOR): New.
7154 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
7155 (m68hc11_asm_out_destructor): New.
7156 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
7157 (TARGET_ASM_DESTRUCTOR): New.
7158 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
7159 * config/m68k/dpx2.h: Properly undef all the bits inherited from
7160 config/svr3.h pertaining to section manipulation.
7161 * config/m68k/dpx2g.h: Remove #if 0 code.
7162 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
7163 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
7164 (ASM_OUTPUT_CONSTRUCTOR): Remove.
7165 (TARGET_ASM_CONSTRUCTOR): New.
7166 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
7167 (m88k_svr3_asm_out_constructor): New.
7168 (m88k_svr3_asm_out_destructor): New.
7169 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7170 (ASM_OUTPUT_DESTRUCTOR): Remove.
7171 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7172 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
7173 * config/rs6000/aix.h: Likewise.
7174 * config/mips/rtems64.h: Don't undef removed constructor related bits.
7175 * config/mips/vxworks.h: Likewise.
7176 * config/rs6000/lynx.h: Likewise.
7177 * config/sh/elf.h: Likewise.
7178 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
7179 (DTORS_SECTION_ASM_OP): New.
7180 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7181 (ASM_OUTPUT_DESTRUCTOR): Remove.
7182 * config/sparc/sol2-sld-64.h: Likewise.
7183 * config/vax/vax.c (vms_asm_out_constructor): New.
7184 (vms_asm_out_destructor): New.
7185 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7186 (ASM_OUTPUT_DESTRUCTOR): Remove.
7187 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7189 * doc/tm.texi (@node Initialization): Update.
7191 2001-08-09 Richard Henderson <rth@redhat.com>
7193 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
7194 (__do_global_dtors_aux): Use gp-relative static data to avoid
7195 one dynamic relocation.
7196 (__do_frame_setup): Register Java classes.
7197 * config/alpha/crtend.asm (__JCR_END__): New.
7199 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7201 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
7202 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
7203 (GEN, STAGESTUFF): Add new files.
7204 (insn-constants.h, s-constants, tm-preds.h, s-preds,
7205 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
7206 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
7207 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
7208 as well as insn-codes.h and insn-flags.h in config.h; and no
7209 extra headers in tconfig.h and hconfig.h.
7211 * gencodes.c: Eliminate code to generate predicate declarations
7212 or #defines for md-file constants.
7213 * genconstants.c, genpreds.c: New files.
7215 * i386.md: Re-order guard expressions such that TARGET_64BIT
7216 comes first, when this permits better optimization. Add
7217 TARGET_64BIT to more x86-64 patterns. Add comment explaining
7218 why this is desirable.
7220 2001-08-09 Jakub Jelinek <jakub@redhat.com>
7222 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
7223 (find_fde_for_dso): Remove.
7224 (_Unwind_IteratePhdrCallback): New.
7225 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
7226 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
7228 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7230 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
7231 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
7233 2001-08-09 Graham Stott <grahams@redhat.com>
7235 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
7236 (vis_no_unit): Use it.
7237 (visualize_no_unit): Add the insn only if room exists.
7239 2001-08-09 Graham Stott <grahams@redhat.com>
7241 * predict.c (estimate_probability): Replace magic numbers with
7242 appropriate enumeration.
7244 2001-08-09 Graham Stott <grahams@redhat.com>
7246 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
7248 (EXTRACT_FLAGS): Likewise.
7250 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
7252 * config/mips/mips.c (mips_legitimate_address_p): Check for
7253 CONST_INT in last patch.
7255 2001-08-08 Anthony Green <green@redhat.com>
7257 * java/class.c (emit_register_classes): Use assemble_jcr if
7258 possible. Keep the original mechanism as a fallback.
7259 * defaults.h (JCR_SECTION_NAME): Define if we have named section
7260 and weak symbol support.
7261 * crtstuff.c (__JCR_LIST__): Define.
7262 (__JCR_END__): Define.
7263 (_Jv_RegiserClasses): Define weak symbol if possible.
7264 (__do_global_ctors_aux): Register classes for ELF targets with
7265 weak symbol support.
7267 2001-08-08 Kazu Hirata <kazu@hxi.com>
7269 * dbxout.c: Fix comment formatting.
7270 * dependence.c: Likewise.
7272 * diagnostic.c: Likewise.
7273 * dominance.c: Likewise.
7274 * doprint.c: Likewise.
7275 * dwarf2out.c: Likewise.
7276 * dwarfout.c: Likewise.
7277 * emit-rtl.c: Likewise.
7278 * except.c: Likewise.
7279 * explow.c: Likewise.
7280 * expmed.c: Likewise.
7283 * fold-const.c: Likewise.
7284 * function.c: Likewise.
7286 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7288 * global.c (retry_global_alloc): Avoid shadowing allocno.
7290 2001-08-08 Mark Mitchell <mark@codesourcery.com>
7292 * except.c (remove_fixup_regions): Fix typo.
7294 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
7296 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
7297 unsigned HOST_WIDE_INT to avoid warning.
7298 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
7299 * flow.c (set_block_for_new_insns): Likewise.
7301 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
7303 * sibcall.c (return_value_pseudo): New static variable.
7304 (skip_copy_to_return_value): Handle return_value_pseudo.
7305 (call_ends_block_p): Ensure that return_value_pseudo is set.
7306 (optimize_sibling_and_tail_recursive_call): Discover the
7307 load of pseudo return value in alternate exit block.
7309 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7311 * calls.c (ECF_ALWAYS_RETURN): New constant.
7312 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
7313 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
7314 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
7315 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
7316 * rtl.c (reg_note_name): New name.
7317 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
7319 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
7321 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
7323 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7325 * alias.c (get_alias_set): Return a previously calculated
7326 alias set for a VAR_DECL.
7327 * function.c (gen_mem_addressof): Calculate the alias set before
7330 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
7332 * predict.def: Set hitrates according our experimental run.
7334 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
7336 * i386.h (HARD_REGNO_RENAME_OK): New macro.
7338 2001-08-08 H.J. Lu <hjl@gnu.org>
7340 * config/mips/mips.c (mips_unique_section): New. Copied from
7343 * config/mips/mips-protos.h (mips_unique_section): New
7346 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
7348 * config/mips/little.h: New. Generic little endian mips
7349 targets. Only mips*-*-linux* is converted to use it so far.
7351 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
7352 (WCHAR_TYPE): Defined
7353 (WCHAR_TYPE_SIZE): Likewise.
7354 (INIT_SUBTARGET_OPTABS): Likewise.
7355 (BSS_SECTION_ASM_OP): Likewise.
7356 (SBSS_SECTION_ASM_OP): Likewise.
7357 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
7358 (ASM_DECLARE_OBJECT_NAME): Likewise.
7359 (UNIQUE_SECTION): Likewise.
7360 (EXTRA_SECTIONS): Likewise.
7361 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
7362 (ASM_OUTPUT_DESTRUCTOR): Likewise.
7363 (ASM_OUTPUT_DEF): Likewise.
7364 (HANDLE_SYSV_PRAGMA): Removed.
7365 (NO_IMPLICIT_EXTERN_C): Likewise.
7366 (TARGET_MEM_FUNCTIONS): Likewise.
7367 (STARTFILE_SPEC): Likewise.
7368 (ENDFILE_SPEC): Likewise.
7369 (LIB_SPEC): Likewise.
7370 (INVOKE__main): Likewise.
7371 (CTOR_LIST_BEGIN): Likewise.
7372 (CTOR_LIST_END): Likewise.
7373 (DTOR_LIST_BEGIN): Likewise.
7374 (DTOR_LIST_END): Likewise.
7375 (SET_ASM_OP): Likewise.
7376 (ASM_OUTPUT_SOURCE_LINE): Likewise.
7377 (ASM_OUTPUT_DEF): Likewise.
7378 (ASM_OUTPUT_IDENT): Likewise.
7380 * config/mips/mips.h (ASM_SPEC): Undefine before define.
7381 (CPLUSPLUS_CPP_SPEC): Likewise.
7382 (ASM_APP_ON) Redefine only if not defined.
7383 (ASM_APP_OFF): Likewise.
7384 (ASM_OUTPUT_SOURCE_LINE): Likewise.
7385 (ASM_OUTPUT_IDENT): Likewise.
7387 * config.gcc: Update tm_file for Linux/mips.
7389 2001-08-08 Bernd Schmidt <bernds@redhat.com>
7391 * cselib.c (cselib_record_sets): If insn is predicated, turn
7392 sources into IF_THEN_ELSEs.
7394 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
7395 Turn into define_insn_and_split.
7397 * sched-deps.c: Include "cselib.h".
7398 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
7399 Use cselib to turn memory addresses into VALUEs.
7400 (sched_analyze): Call cselib_init/cselib_finish if necessary.
7401 * sched-int.h (struct sched_info): New member USE_CSELIB.
7402 * sched-ebb.c (ebb_sched_info): Initialize it.
7403 * sched-rgn.c (rgn_sched_info): Likewise.
7404 * Makefile.in (sched-deps.o): Update dependencies.
7406 * cselib.h (cselib_subst_to_values): Declare.
7407 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
7408 that have no value and autoincs to be handled by generating a new
7411 2001-08-08 Graham Stott <grahams@redhat.com>
7413 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
7414 within fixed length SEQUENCE.
7416 2001-08-08 Graham Stott <grahams@redhat.com>
7418 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
7419 (diagnostic_prefixing_rule): Likewise.
7420 (diagnostic_line_cutoff): Likewise.
7421 (diagnostic_kind_count): Likewise.
7423 2001-08-08 Graham Stott <grahams@redhat.com>
7425 * alias.c (find_base_decl): Delete redundent assignment.
7427 2001-08-08 Graham Stott <grahams@redhat.com>
7429 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
7430 (abs): Uppercase and paranthesize macro parameter.
7431 (MEM_DEPENDENCY): Add whitespace.
7433 2001-08-08 Graham Stott <grahams@redhat.com>
7435 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
7436 failure check for CONST_INT
7438 2001-08-08 Graham Stott <grahams@redhat.com>
7440 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
7441 (libcall_dead_p): Likewise.
7443 (mark_used_regs): Constify fmt.
7444 (find_use_as_address): Likewise.
7446 2001-08-08 Graham Stott <grahams@redhat.com>
7448 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
7451 2001-08-08 Graham Stott <grahams@redhat.com>
7453 * combine.c (combine_simplify_rtx): Update comment and
7454 remove erroneous test.
7456 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
7458 * cppinit.c (cpp_finish): Pop the final buffer without comment.
7459 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
7460 take care to avoid multiple no-newline at EOF warnings in that
7463 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
7465 * calls.c (expand_call): Do not emit INSN_SETJMP note.
7466 (emit_library_call_value_1): Likewise.
7467 (emit_call_1): Emit REG_SETJMP note.
7468 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
7470 * cselib.c (cselib_process_insn): Likewise.
7471 * flow.c (propagate_block): Likewise.
7472 * loop.c (find_and_verify_loops): Likewise.
7473 * reload.c (find_equiv_regs): Likewise.
7474 * reload1.c (reload): Likewise.
7475 * resource.c (mark_referenced_resources,
7476 mark_set_resources): Likewise.
7477 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
7478 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
7479 * haifa-sched.c (unlink_other_notes): Likewise.
7480 (reemit_notes): Likewise.
7481 * sched-ebb.c (sched_ebb): Likewise.
7482 * sched-rgc.c (sched_region): Likewise.
7483 * rtl.c (note_insn_name): Likewise.
7484 (reg_note_name): Add REG_SETJMP
7485 * rtl.h (reg_note): Add REG_SETJMP.
7486 (insn_note): Remove NOTE_INSN_SETJMP.
7488 * profile.c (branch_prob): Add fake edges for setjmp.
7490 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
7492 * config.gcc: Quote target_cpu_default2 correctly for
7493 powerpc*-*-* targets.
7495 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
7497 * cpplib.h, line-map.h: Update comments.
7498 * cppmain.c (printer_init): Move inline.
7499 (maybe_print_line, print_line): Take a map pointer.
7500 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
7501 (cb_file_change): Don't use prior value of print.map.
7503 2001-08-07 David Edelsohn <edelsohn@gnu.org>
7505 * doc/install.texi: Document fine-grained multilib configuration.
7507 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
7509 * rtlanal.c (find_first_parameter_load): Call note_stores
7510 only on the instructions.
7512 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7514 * alias.c (nonlocal_mentioned_p):
7515 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
7516 * calls.c (emit_call_1): Likewise.
7517 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
7518 * cselib.c (cselib_process_insn): Likewise.
7519 * df.c (df_insns_modify): Likewise.
7520 * flow.c (need_fake_edge_p): Likewise.
7521 (propagate_one_insn): Likewise.
7522 * haifa-sched.c (reemit_notes): Likewise.
7523 * integrate.c (copy_insn_list): Likewise.
7524 * jump.c (delete_prior_computation): Likewise.
7525 * local-alloc.c (validate_equiv_mem): Likewise.
7526 * loop.c (scan_loop): Likewise.
7527 * predict.c (estimate_probability): Likewise.
7528 * reload.c (reload): Likewise.
7529 * sched-deps (sched_analyze): Likewise.
7530 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
7531 * gcse.c (compute_hash_table): Likewise.
7532 (mark_call): Likewise.
7533 (store_killed_in_insn): Likewise.
7535 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
7537 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
7539 2001-08-06 Richard Henderson <rth@redhat.com>
7541 * varasm.c (assemble_gc_entry): Remove.
7542 * output.h: Likewise.
7544 2001-08-06 Richard Henderson <rth@redhat.com>
7546 * varasm.c (assemble_constructor): Take a symbol_ref and a
7547 priority instead of a bare string. Move priority handling
7548 here from cp/decl2.c.
7549 * output.h: Update decls.
7551 * c-decl.c (c_expand_body): Update calls to assemble_constructor
7552 and assemble_destructor.
7553 * profile.c (output_func_start_profiler): Likewise.
7554 * objc/objc-act.c (finish_objc): Likewise.
7555 (build_module_descriptor): Return the symbol not the symbol name.
7557 2001-08-06 David Edelsohn <edelsohn@gnu.org>
7559 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
7560 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
7561 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
7562 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
7563 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
7564 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
7566 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
7568 * cpperror.c (print_containing_files): Moved to line-map.c.
7569 (print_location): line-map.c handles re-listing or otherwise.
7570 * cpphash.h (struct lexer_state): Remove next_bol.
7571 (struct cpp_buffer): Remove include_stack_listed.
7572 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
7573 Remove faked buffer handling.
7574 (_cpp_do_file_change): Tweak.
7575 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
7576 * cppmain.c (struct printer): Remove filename.
7577 (print_line, cb_file_change): Update accordingly.
7578 * line-map.c: Include intl.h.
7579 (init_line_maps): Initialize last_listed.
7580 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
7581 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
7582 (print_containing_files): New.
7583 * line-map.h (struct line_maps): New member last_listed.
7584 (print_containing_files, INCLUDED_FROM): New.
7585 * Makefile.in: Update.
7586 * po/POTFILES.in: Add line-map.c.
7588 2001-08-06 Richard Henderson <rth@redhat.com>
7590 * except.c (convert_from_eh_region_ranges_1): Never mark
7591 USE or CLOBBER insns as throwing.
7593 * expr.c (store_constructor): Don't clobber memory targets.
7595 2001-08-06 Andreas Jaeger <aj@suse.de>
7597 * profile.c (branch_prob): Remove unused variable insn.
7599 * Makefile.in (local-alloc.o): Add dependency on except.h.
7601 * local-alloc.c: Include except.h for can_throw_internal prototype.
7603 2001-08-06 Richard Henderson <rth@redhat.com>
7605 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
7606 * function.c (expand_main_function): Implement it.
7607 * doc/tm.texi: Document it.
7609 2001-08-06 Stan Shebs <shebs@apple.com>
7611 * doc/install.texi: Document powerpc-*-darwin* details.
7613 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
7615 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
7616 (ASM_CPU_SPEC): Move back to rs6000.h
7617 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
7619 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
7621 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
7624 * config/rs6000/linux64.h: Ditto.
7626 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
7627 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
7630 Remove accidently readded definitions of FUNCTION_PROLOGUE,
7631 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
7633 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
7636 2001-08-05 Richard Henderson <rth@redhat.com>
7638 * local-alloc.c (update_equiv_regs): Do not move insns that
7641 2001-08-05 Jan Hubicka <jh@suse.cz>
7643 * Makefile.in (reload1.o): Add dedendancy on except.h
7644 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
7646 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
7647 indicating wehther edges has been cleaned up.
7648 * reload1.c: Inlucde except.h
7649 (fixup_abnormal_edges): Accept deleted insns.
7650 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
7653 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
7655 * cpplib.c (do_line): Correct line number after pop_buffer.
7657 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
7659 PR preprocessor/3824
7660 * line-map.c: Update comments.
7661 * line-map.h: Update comments.
7662 * tradcif.y: Don't consider large numbers unsigned.
7664 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
7666 PR preprocessor/3081
7667 * c-lex.c (map): New.
7668 (cb_file_change): Update map and use it.
7669 (cb_def_pragma, cb_define, cb_undef): Use map and line.
7670 (c_lex): Update to use map.
7671 * cpperror.c (print_location): Move to using logical line numbers.
7672 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
7673 (cpp_make_system_header): Similarly.
7674 (_cpp_execute_include): Stop line numbering hacks. Store the
7675 line we will return to.
7676 * cpphash.h (CPP_BUF_LINE): Remove.
7677 (struct cpp_buffer): Remove lineno and pseudo_newlines.
7678 Add map and return_to_line.
7679 (_cpp_do_file_change): Update.
7680 * cppinit.c (cpp_start_read): Update line kludge.
7681 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
7682 (trigraph_ok): Use logical line numbers for diagnostics.
7683 (skip_block_comment): Likewise.
7684 (skip_whitespace): Likewise.
7685 (skip_line_comment): Use pfile->line instead.
7686 (_cpp_lex_token): Update to use logical line numbering exclusively.
7687 Handle BOL locally. Accept new lines in directives, but keep
7688 pfile->line decremented. Diagnostics use logical lines. Update
7690 * cpplib.c (SEEN_EOL): New.
7691 (skip_rest_of_line, check_eol): Use it.
7692 (end_directive): Increase line number when accepting the newline
7693 at the end of a directive.
7694 (run_directive): Simplify.
7695 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
7696 (_cpp_do_file_change): Update to take buffer line number as an
7697 argument, and store the current map in the cpp_reader. Remove
7698 line number kludges.
7699 (_cpp_do__Pragma): Restore output position after a _Pragma.
7700 (cpp_push_buffer): Don't set output line or lineno.
7701 (_cpp_pop_buffer): Transfer more info from a faked buffer.
7702 Remove line kludge. Set output_line.
7703 * cppmacro.c (builtin_macro): Update handling of __LINE__.
7704 (parse_arg): Use logical lines.
7705 (save_lookahead_token): Save EOFs too now.
7706 * cppmain.c (struct printer): Fix comments.
7707 (printer_init): Simplify, let caller do errors.
7708 (scan_translation_unit, check_multiline_token, dump_macro): Update.
7709 (maybe_print_line): Simplify.
7710 (print_line): Don't print a linemarker if -P.
7711 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
7712 (cb_file_change): Simplify.
7713 * line-map.h (LAST_SOURCE_LINE): Fix.
7714 (CURRENT_LINE_MAP): New.
7716 2001-08-05 Bernd Schmidt <bernds@redhat.com>
7718 * doloop.c (doloop_modify_runtime): Properly compute number of
7719 iterations if loop was unrolled.
7721 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
7722 if their CSELIB_VAL_PTRs are.
7724 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
7725 (setup_spill_pointers): Initialize it.
7726 (spill_restore_mem): Set it.
7727 (do_spill, do_restore): Use it to add REG_INC note.
7728 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
7730 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
7731 asms if other insns are available.
7733 * config/ia64/ia64.c (condop_operator): New predicate.
7734 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
7735 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
7738 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
7739 temporary register than directly using a MEM.
7741 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
7743 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
7744 parameter in last change.
7746 2001-08-04 Zack Weinberg <zackw@panix.com>
7748 * sparc.md: Don't use #if inside C test expression.
7750 2001-08-04 Richard Henderson <rth@redhat.com>
7752 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
7754 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
7756 * cpphash.h (struct cpp_reader): New member directive_line.
7757 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
7758 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
7759 do_pragma): Pass line to callbacks.
7760 (start_directive): Record line of directive.
7761 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
7762 cb_include): Similarly.
7763 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
7766 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
7768 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
7771 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
7773 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
7775 * reload1.c (fixup_abnormal_edges): New static function.
7778 * flow.c (need_fake_edge_p): New function.
7779 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
7780 avoid call insn to be very last insn in the insn stream.
7782 * profile.c (branch_prob): Call flow_call_edges_add instead of
7783 doing that by hand; cleanup cfg to re-merge basic blocks once
7786 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7788 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
7789 are also on line-map.h.
7790 * cppfiles.c (stack_include_file): Update.
7791 * cpphash.h (struct cpp_buffer): New member return_at_eof.
7792 (_cpp_pop_buffer): New.
7793 * cppinit.c (cpp_destroy, cpp_finish): Update.
7794 (do_includes): Mark each buffer to return at EOF.
7795 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
7796 return as requested.
7797 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
7798 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
7799 * cpplib.h (cpp_pop_buffer): Remove.
7800 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
7801 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
7803 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
7805 (do_preprocessing): Update.
7806 * fix-header.c (read_scan_file): Update. No need to pop buffers.
7807 * c-parse.in (_yylex): Similarly.
7808 * scan-decls.c (scan_decls): Similarly.
7809 * line-map.h: Update comments.
7811 * objc/Make-lang.in (objc-act.o): Update dependencies.
7813 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7815 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
7816 and soft register for operand 0.
7817 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
7819 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7821 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
7822 register for operand 0.
7823 ("bitcmpqi_z_used"): Allow memory for operand 0.
7824 (split "bitcmpqi"): New split to handle address reg as operand 1.
7826 2001-08-04 Andreas Jaeger <aj@suse.de>
7828 * gcse.c: Revert Daniel's last patch.
7830 2001-08-03 Zack Weinberg <zackw@stanford.edu>
7832 * sparc-protos.h: Add prototypes for fp_zero_operand and
7834 * sh-protos.h: Add prototype for fpul_operand.
7836 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
7838 * doc/extend.texi (Other Builtins): Fix typo in last change.
7840 2001-08-03 Richard Henderson <rth@redhat.com>
7842 * target.h (gcc_target): Add asm_out.named_section,
7843 section_type_flags, have_named_sections.
7844 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
7845 (TARGET_HAVE_NAMED_SECTIONS): New.
7846 (TARGET_SECTION_TYPE_FLAGS): New.
7848 * Makefile.in (toplev.o): Depend on TARGET_H.
7849 (varasm.o, dbxout.o): Likewise.
7850 * c-common.c (decl_attributes): Check targetm.have_named_sections
7851 instead of ifdef ASM_OUTPUT_SECTION_NAME.
7852 * dbxout.c (dbxout_function_decl): Likewise.
7853 (dbxout_function_end): Likewise.
7854 * toplev.c (compile_file): Likewise.
7855 * varasm.c (exception_section): Likewise.
7856 * cp/decl2.c (finish_objects): Likewise.
7858 * defaults.h (EH_FRAME_SECTION): Remove.
7859 (EH_FRAME_SECTION_ASM_OP): Remove.
7860 (EH_FRAME_SECTION_NAME): New.
7861 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
7862 (UNIQUE_SECTION_P): Remove.
7863 * dwarf2out.c (SECTION_FORMAT): Remove.
7864 (ASM_OUTPUT_SECTION): Remove.
7865 (output_call_frame_info): Use named_section_flags.
7866 (output_comp_unit, dwarf2out_start_source_file): Likewise.
7867 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
7868 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
7869 * varasm.c (in_eh_frame, eh_frame_section): Remove.
7870 (named_section_flags): New.
7871 (named_section): Use it and targetm.section_type_flags.
7872 (resolve_unique_section): New.
7873 (assemble_start_function): Use it.
7874 (asm_emit_uninitialised, assemble_variable): Likewise.
7875 (default_section_type_flags): New.
7876 (default_no_named_section, default_elf_asm_named_section): New.
7877 (default_coff_asm_named_section, default_pe_asm_named_section): New.
7878 * output.h: Update varasm.c decls.
7879 (SECTION_*): New flags.
7881 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
7882 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
7884 * config/elfos.h (UNIQUE_SECTION_P): Remove.
7885 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
7886 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
7887 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
7888 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
7889 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
7890 * config/mips/elf.h, config/mips/elf64.h: Likewise.
7891 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
7892 * config/pa/pa64-hpux.h,
7894 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
7895 (TARGET_ASM_NAMED_SECTION): New.
7896 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
7897 * config/alpha/vms.h, config/arm/coff.h: Likewise.
7898 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
7899 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
7900 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
7901 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
7902 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
7903 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
7904 * config/i386/sco5.h, config/i386/win32.h: Likewise.
7905 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
7906 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
7907 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
7908 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
7909 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
7910 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
7911 * config/sparc/sysv4.h: Likewise.
7913 * config/nextstep.h: Error until named sections implemented.
7915 * config/a29k/a29k.c (a29k_asm_named_section): New.
7916 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
7917 (vms_section_type_flags, vms_asm_named_section): New.
7918 * config/arm/arm.c (arm_elf_asm_named_section): New.
7919 * config/avr/avr.c (asm_output_section_name): Remove.
7920 * config/avr/avr-protos.h: Update.
7921 * config/c4x/c4x.c (c4x_asm_named_section): New.
7922 * config/h8300/h8300.c (h8300_asm_named_section): New.
7923 * config/i386/i386.c (sco_asm_named_section): New.
7924 * config/i386/winnt.c (SECTION_PE_SHARED): New.
7925 (i386_pe_section_type_flags): New.
7926 (i386_pe_asm_named_section): New.
7927 * config/i386/i386-protos.h: Update.
7928 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
7929 * config/mcore/mcore.c (mcore_asm_named_section): New.
7930 * config/mips/mips.c (iris6_asm_named_section): New.
7931 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
7932 instead of UNIQUE_SECTION_P.
7933 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
7934 (xcoff_asm_named_section): New.
7935 * config/sh/sh.c (sh_asm_named_section): New.
7936 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
7938 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
7939 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
7940 (EH_FRAME_SECTION_NAME): New.
7941 (EXCEPTION_SECTION): New.
7942 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
7943 (DEBUG_*_SECTION): Remove.
7944 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
7945 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
7946 (EH_FRAME_SECTION_ASM_OP): Remove.
7948 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
7949 (ASM_OUTPUT_SECTION_NAME): Remove.
7950 (TARGET_ASM_NAMED_SECTION): New.
7951 (TARGET_HAVE_NAMED_SECTIONS): New.
7952 (TARGET_SECTION_TYPE_FLAGS): New.
7953 (EH_FRAME_SECTION_ASM_OP): Remove.
7954 (EH_FRAME_SECTION_NAME): New.
7956 2001-08-03 Zack Weinberg <zackw@stanford.edu>
7958 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
7959 for complex expressions when cfun == 0.
7960 * doc/extend.texi: Document that __builtin_constant_p can be
7961 used in data initializers as well as functions.
7963 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
7965 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
7966 variable I locally, instead of expecting a declaration in the
7969 2001-08-03 Richard Henderson <rth@redhat.com>
7971 * except.c (collect_one_action_chain): Add an explicit cleanup
7972 action if regions surrounding a catch were encoded entirely
7973 within the call-site entry.
7975 2001-08-03 Richard Henderson <rth@redhat.com>
7977 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
7978 don't take REGNO of a non-register.
7980 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
7982 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
7983 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
7984 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
7985 (__gthread_mutex_init_function): New function for mutex initialization.
7987 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
7989 * Makefile.in: Revert screwed up commit.
7991 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7993 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
7994 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
7995 merged by linker script to get a final _exit().
7996 (__do_global_dtors): New for destructor handling in specific exit
7998 (__do_global_ctors): New for constructors in specific install section.
7999 (__map_data_section): Map data sections before running constructors.
8000 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
8001 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
8002 (DTORS_SECTION_ASM_OP): Likewise.
8003 (CTORS_SECTION_FUNCTION): Define to force a reference to
8005 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
8007 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8009 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
8011 * Makefile.in: Add df.h to gcse.c dependencies.
8013 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8015 * varasm.c (output_constant_def_contents): Use for the length of a
8016 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
8017 depending on which is larger.
8019 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8021 * gcse.c: Include df.h for use as a dataflow analyzer.
8023 Declaration of reg_set_info: gone.
8024 New df_analyzer variable used by store motion.
8025 (reg_set_info): Deleted.
8026 (mark_mem_regs): New function, analyze regs used by a mem.
8027 (store_ops_ok): Use dataflow analyzer results to determine if
8028 necessary regs are changed in the block.
8029 (find_moveable_store): Remove check for symbol ref, we can handle
8030 much more complex expressions now.
8031 (compute_store_table): Remove most of the code, it's unnecessary
8032 now that the dataflow analyzer records the info for us.
8033 (store_killed_after): Add parameter to say whether to do the
8034 store_ops_okay test, used to speed up testing when we already know
8035 the answer, and just want to know if the store itself was killed.
8036 (build_store_vector): Largely rewritten to calculate the various
8037 vectors properly, and somewhat optimized.
8038 (store_motion): Init the df_analyzer, get REG_DEF chains.
8039 Also handle trapping expressions (since mems almost always trap)
8040 (simple_mem): Redefine what a simple mem is.
8042 2001-08-03 DJ Delorie <dj@redhat.com>
8044 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
8045 set from a constant part of the condition.
8047 2001-08-01 Andrew Cagney <ac131313@redhat.com>
8049 * mkdeps.c (deps_add_default_target): Make local variable
8050 ``start'' a const char pointer.
8051 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
8053 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8055 * doc/install.texi (Configuration): Fix markup.
8056 (Specific, i?86-*-udk): Likewise.
8057 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
8059 Document --enable-threads and --enable-libgcj status.
8060 (Specific, mips-sgi-irix*): Canonicalize triples.
8061 (Specific, mips-sgi-irix5): Warn about problems with this config.
8062 Mention required GNU as patch.
8063 Native assembler problems are fixed.
8064 (Specific, mips-sgi-irix6): Update O32 ABI support status.
8065 Document --enable-threads and --enable-libgcj status.
8067 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8069 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
8072 2001-08-03 Richard Henderson <rth@redhat.com>
8074 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
8077 2001-08-03 Richard Henderson <rth@redhat.com>
8079 * rtlanal.c (find_first_parameter_load): Stop if we
8080 reach a CODE_LABEL at BOUNDARY.
8082 2001-08-03 Richard Henderson <rth@redhat.com>
8084 * config/alpha/alpha.md (force_movdi): New insn.
8085 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
8086 Tweek FRP marking of VMS prologue insns.
8087 * config/alpha/vms.h (EPILOGUE_USES): New.
8089 2001-08-02 Richard Henderson <rth@redhat.com>
8091 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
8093 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8095 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
8096 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
8097 config/convex/convex.h, config/d30v/d30v.c,
8098 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8099 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
8100 config/mips/mips.h, config/mn10200/mn10200.h,
8101 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
8102 config/v850/v850.h, config/vax/openbsd.h,
8103 config/vax/openbsd1.h, config/vax/ultrix.h,
8104 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
8105 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
8106 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
8107 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
8108 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
8109 in comments and documentation.
8111 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8115 * Makefile.in (line-map.o): New.
8116 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
8117 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
8118 * cpperror.c (print_containing_files): Similarly.
8119 (print_location): Update. Don't output a space before _Pragma.
8120 * cppfiles.c (stack_include_file): Set to line 1 immediately.
8121 (stack_include_filee, cpp_make_system_header): Update.
8122 (_cpp_execute_include): Get logical line number right for calling
8123 as-yet-unterminated #include.
8124 * cpphash.h (struct cpp_reader): Add line_maps.
8125 (_cpp_do_file_change): Update.
8126 * cppinit.c (cpp_create_reader): Initialize line maps.
8127 (cpp_destroy): Destroy line maps.
8128 (cpp_start_read): Get logical line number right.
8129 * cpplex.c (parse_string): Only warn once for multi-line strings.
8130 Use boolean variable for null warning.
8131 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
8133 (do_include_common): End the directive early.
8134 (do_line): Don't warn about out-of-range lines in preprocessed
8135 source. Update. Remove unused variables.
8136 (_cpp_do_file_change): Update for new line mapping.
8137 (pragma_cb): New typedef.
8138 (cpp_register_pragma): Stop looking ahead before calling the
8140 (do_pragma_system_header): End directive early.
8141 (cpp_get_line_maps): New.
8142 (cpp_pop_buffer): Fudge logical line. Update.
8143 * cpplib.h: Include line-map.h
8144 (enum cpp_fc_reason): Remove.
8145 (struct cpp_file_change): Update.
8146 (cpp_get_line_maps): New.
8147 * cppmain.c (struct_printer): New member map.
8148 (cb_file_change): Update for new mappings.
8149 * fix-header.c (cb_file_change): Similarly.
8151 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8153 * Makefile.in (libgcc.mk): Define mkinstalldirs.
8154 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
8156 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8158 * config/vax/vax.c: include expr.h.
8160 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8162 * Makefile.in ($(srcdir)/configure): Only rebuild in
8164 ($(srcdir)/config.in): Only define in maintainer mode.
8165 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
8167 2001-08-02 David Edelsohn <edelsohn@gnu.org>
8169 * doc/install.texi (Install GCC: Binaries): Update Bull info.
8171 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8173 * gcc.c (set_collect_gcc_options): New function, split out from
8175 Ignore elided switches.
8176 (do_spec_1): Invoke before executing command.
8177 (set_input): Export.
8178 Move declaration ...
8179 * gcc.h (set_input): ... here.
8180 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8183 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
8186 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
8188 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
8190 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
8192 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
8193 for the unnamed instructions it expands to.
8195 2001-08-02 Richard Henderson <rth@redhat.com>
8197 * regclass.c (call_really_used_regs): Conditionally define.
8198 (init_reg_sets_1): Don't use it if not defined.
8199 (fix_register): Similarly, don't set it.
8201 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8203 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
8204 Correct comment that had been missed in the previous change.
8206 2001-08-01 Stan Shebs <shebs@apple.com>
8208 * config/darwin.c (machopic_stub_name): Try matching by name.
8209 (update_stubs): New function.
8210 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
8213 2001-08-01 Richard Henderson <rth@redhat.com>
8215 * except.c (output_function_exception_table): Use assemble_align.
8216 * varasm.c (assemble_eh_label): Remove.
8217 (assemble_eh_align, assemble_eh_integer): Remove.
8219 2001-08-01 Robert Lipe <robertl@caldera.com>
8221 * dwarfout.c: Remove reference to README.DWARF.
8223 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
8225 * regclass.c (call_really_used_regs): New array for registers which
8226 are actually used by a call.
8227 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
8229 (fix_register): Set call_really_used too.
8230 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
8231 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
8233 2001-08-01 Richard Henderson <rth@redhat.com>
8235 * read-rtl.c (read_name): Consider \r whitespace.
8237 2001-07-11 Andrew Cagney <ac131313@redhat.com>
8239 * config.gcc: Recognize powerpc-*-netbsd*.
8241 * doc/install.texi (Host/target specific installation notes for
8242 GCC): Mention powerpc-*-netbsd*.
8244 * config/rs6000/netbsd.h: New file.
8245 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
8246 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
8247 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
8248 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
8249 (TARGET_VERSION): Redefine.
8251 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
8252 mcall-netbsd as a match for mcall-sysv.
8253 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
8254 (ncrti.S, ncrtn.S): New targets.
8255 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
8257 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
8258 "netbsd' as a V4 ABI.
8259 (ASM_SPEC): Check for -mcall-netbsd.
8260 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
8261 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
8262 (LIB_SPEC, ENDFILE_SPEC): Ditto.
8263 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
8264 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
8265 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
8266 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
8268 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
8269 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
8271 2001-08-01 Mark Kettenis <kettenis@gnu.org>
8273 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
8274 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
8275 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
8276 including "unwind-pe.h".
8278 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
8280 * rs6000.md (define_splits): Kill unused constraints.
8282 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
8283 Jan Hubicka <jh@suse.cz>
8285 * function.c (thread_prologue_and_epilogue_insns): Kill code
8286 dealing with non-existent CFG.
8288 2001-08-01 Kazu Hirata <kazu@hxi.com>
8290 * alias.c: Fix comment formatting.
8291 * bitmap.c: Likewise.
8292 * builtins.c: Likewise.
8293 * calls.c: Likewise.
8294 * c-common.c: Likewise.
8295 * c-decl.c: Likewise.
8296 * c-dump.c: Likewise.
8297 * c-lex.c: Likewise.
8298 * collect2.c: Likewise.
8299 * combine.c: Likewise.
8300 * conflict.c: Likewise.
8301 * cppfiles.c: Likewise.
8302 * cppinit.c: Likewise.
8303 * cpplex.c: Likewise.
8304 * cpplib.c: Likewise.
8305 * cppmacro.c: Likewise.
8306 * cppspec.c: Likewise.
8307 * c-pragma.c: Likewise.
8308 * crtstuff.c: Likewise.
8310 * cselib.c: Likewise.
8311 * c-semantics.c: Likewise.
8312 * c-typeck.c: Likewise.
8314 2001-08-01 H.J. Lu <hjl@gnu.org>
8316 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
8318 2001-08-01 H.J. Lu <hjl@gnu.org>
8320 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
8322 2001-08-01 Ziemowit Laski <zlaski@apple.com>
8324 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
8325 contextualizing Objective-C class name lookup by the lexer.
8326 (typespec_reserved_nonattr): Disable ObjC class name lookup after
8328 (protocoldef): Add support for forward @protocol declarations.
8329 (yylexname): Suppress ObjC class name lookup in certain contexts;
8330 re-enable after lookup is complete.
8331 (_yylex): Re-enable ObjC class name lookup when certain
8332 punctuation marks are seen.
8334 * objc/objc-act.c (check_protocol_recursively): New function used
8335 for finding circular dependencies in protocols.
8336 (objc_declare_protocols): New function for handling forward
8337 @protocol declarations.
8338 (receiver_is_class_object): Detect the case when 'self' is used
8339 inside of a class method.
8340 (build_message_expr): Issue a warning if class method is desired
8341 but instance method is found instead.
8342 (conforms_to_protocol): Streamline.
8343 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
8344 protocol Foo, even if 'Bar foo' does not.
8345 (check_protocols): Streamline.
8346 (start_protocol): Add checks for circular and duplicate protocol
8348 (encode_aggregate_within): For typedefs of structs, encode the
8350 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
8351 (objc_declare_protocols): New prototype.
8353 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8355 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
8356 * cpplex.c (handle_newline): Update prototype. Maintain logical
8358 (skip_escaped_newlines, skip_block_comment, parse_string):
8360 (_cpp_lex_token): Update, and store token position within the token.
8361 * cpplib.h (struct cpp_token): Add line and column entries.
8362 * cppmacro.c (replace_args): Position stringified tokens correctly.
8364 2001-08-01 Andreas Jaeger <aj@suse.de>
8366 * basic-block.h: Add prototype for last_loop_beg_note.
8368 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
8370 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
8371 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
8373 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
8374 while handling WITH_CLEANUP_EXPR node. Use second operand calling
8375 expand_decl_cleanup.
8376 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
8378 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
8379 operand while calling simple_cst_equal.
8380 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
8381 operand is the cleanup expression, the third is the RTL_EXPR.
8382 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
8384 2001-07-31 Jeff Sturm <jsturm@one-point.com>
8386 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
8388 2001-07-31 matthew green <mrg@eterna.com.au>
8390 * config.gcc (i386-*-netbsdelf): New description.
8391 * config/i386/netbsd-elf.h: New file.
8393 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
8395 * loop.c (check_dbra_loop): Use single_set to compute
8398 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
8400 PowerPC reorg and support for powerpc64-*-linux*.
8402 Also fixes emitting of constants on 32 bit and 64 bit
8405 * config.gcc: powerpc64-*-linux* is a new target.
8406 Things that needed aix.h now also include xcoff.h
8408 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
8410 Move AIX specific stuff into aix.h.
8411 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
8412 with more than just XCOFF now.
8413 (SET_ASM_OP): Remove, now defined where needed.
8414 (FUNCTION_PROLOGUE): New macro definition.
8415 (FUNCTION_EPILOGUE): New macro definition.
8416 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
8418 * config/rs6000/xcoff.h: New file.
8420 * config/rs6000/linux64.h: New file.
8422 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
8424 2001-07-31 Alan Modra <amodra@bigpond.net.au>
8426 * rs6000.c (print_operand_address): Handle ELF syntax.
8427 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
8428 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
8429 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
8431 2001-07-31 David Edelsohn <edelsohn@gnu.org>
8433 * rs6000.c (rs6000_override_options): Only disable
8434 flag_function_sections for XCOFF.
8435 (exact_log2_cint_operand): New predicate.
8436 (reg_or_{add,sub}_cint64_operand): New predicates.
8437 (add_operand): Compare CONST_INT with fewer function calls.
8438 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
8439 (print_operand, case 'p'): Ensure positive operand.
8440 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
8441 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
8442 (PREDICATE_CODES): Add new predicates.
8443 * rs6000.md (addsi3): Split 32-bit constants more correctly.
8444 (divsi3, modsi3): Ensure positive power-of-2.
8445 (adddi3): Use new predicate. Split 32-bit constants more
8446 correctly. Re-arrange splitter to handle any constant.
8447 (subdi3): Use new predicate.
8448 (divdi3, moddi3): Ensure positive power-of-2.
8449 (movdi): Use rs6000_emit_set_const.
8450 (load_toc_v4_pic_di): Delete.
8452 2001-07-31 Graham Stott <grahams@redhat.com>
8454 * function.c (pad_below): Revert 2001-07-26 patch.
8456 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8458 * reg-stack (convert_regs_1): Fix best edge condition.
8460 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
8462 * jump.c (duplicate_loop_exit_test): Better test for jumps
8463 entering the loop; create loop pre_header.
8465 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
8467 * doc/install.texi: Add s390 and s390x as new targets.
8468 * doc/invoke.texi: Add documantation of S/390 and zSeries
8470 * doc/md.texi: Add documantation of S/390 and zSeries constraints.
8472 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
8474 * config/m68k/m68k.md: Replace all general_operand with
8475 nonimmediate_operand for all destinations.
8476 * config/m68k/m68k.c (not_sp_operand): Likewise.
8478 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
8480 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
8482 2001-07-30 Richard Henderson <rth@redhat.com>
8484 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
8485 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
8487 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
8489 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
8490 Add missing doc strings
8491 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
8492 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
8494 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
8496 * i386.c (ix86_output_main_function_alignment_hack): New function.
8497 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
8499 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
8500 edges by EDGE_DFS_BACK flag.
8501 (dump_edge_info): Add dfs_back flag.
8502 * basic-block.h (EDGE_DFS_BACK): New constant.
8503 (mark_dfs_back_edges): Declare.
8504 * alias.c (loop_p): Remove.
8505 (mark_constant_function): Use mark_dfs_back_edges.
8507 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
8508 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
8509 (compensate_edge): Break out from ...
8510 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
8511 (convert_regs_2): Set block_done once block is really done;
8512 Do updating of the predecesors counts.
8514 * toplev.c (rest_of_compilation): Recompute block_for_insn
8515 before post-reload cfg_cleanup.
8516 * function.c (thread_prologue_epilogue_insns):
8517 Call set_block_for_new_insns when emitting prologue directly.
8519 2001-07-30 Andreas Jaeger <aj@suse.de>
8521 * jump.c: Add prototype for mark_modified_reg.
8523 * cse.c (set_live_p): Add unused attribute.
8525 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
8527 (scan_for_source_files): Use long for count to avoid overflow.
8528 (output_data): Likewise.
8529 (output_data): Don't use string concatatenation to silence gcc
8532 * predict.c: Fix typos and grammar.
8534 * gcse.c (insert_insn_end_bb): Remove unused variables.
8536 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
8538 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
8539 (attempt_auto_inc): LIkewise.
8540 (mark_used_reg): Likewise.
8541 (try_pre_increment_1): Likewise.
8542 * regclass.c (regclass): Likewise.
8543 * global.c (allocno_compare): Update comment; change scaling factor.
8544 * local-alloc.c (QTY_CMP_PRI): Likewise.
8545 * regs.h (REG_FREQ_FROM_BB): New.
8546 (REG_FREQ_MAX): Likewise.
8548 2001-07-30 H.J. Lu <hjl@gnu.org>
8550 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
8553 2001-07-30 H.J. Lu (hjl@gnu.org)
8555 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
8556 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8557 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
8559 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
8561 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
8562 as -mthumb-interwork when -mcpu=arm7 is specified.
8564 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8566 * predict.def (noreturn, loop branch, loop exit): Mark as first
8569 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
8571 * combine.c (try_combine): Avoid barrier after noop jumps.
8573 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8575 * cpphash.h (struct cpp_reader): Remove import_warning.
8576 * cpplib.c (skip_rest_of_line): Don't bother turning off
8578 (parse_include): Move include handling to...
8579 (do_include_common): ... here. Move import warning from...
8580 (do_import): ... here.
8581 (do_pragma_poison): Don't do a callback for poison identifiers.
8582 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
8583 * cppmain.c (setup_callbacks): Similarly.
8585 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
8587 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
8588 handle multiple sets.
8589 * except.c (sjlj_mark_call_sites): .... here.
8590 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
8592 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
8594 Suggested by Richard Henderson and Richard Kenner:
8595 * combine.c (recog_for_combine): Use the fake recog
8596 only if instruction does not match.
8597 * rtl.h (NOOP_MOVE_INSN_CODE): New.
8598 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
8600 * combine.c (try_combine): Discover noop jump as direct jump.
8602 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
8604 * df.c (df_rd_global_compute): Add successors to worklist, not
8606 (df_ru_global_compute): Ditto.
8608 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
8610 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
8611 increment REG_N_SETS.
8613 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
8615 * sbitmap.h: New prototype for sbitmap_a_xor_b.
8617 * sbitmap.c (sbitmap_a_xor_b): New function.
8618 ifdef the basic block stuff on IN_GCC.
8620 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8622 * cppexp.c (parse_defined): Always record the macro name.
8623 (lex): Don't worry about identifiers, or special-case
8625 (_cpp_parse_expr): Figure out at the end of the routine
8626 whether we saw a valid !defined() expression.
8627 * cppfiles.c (stack_include_file): Update for mi_valid.
8628 (_cpp_pop_file_buffer): Similarly.
8629 * cpplex.c (_cpp_lex_token): Similarly.
8630 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
8631 mi_if_not_defined, mi_lexed): Remove.
8633 * cpplib.c (do_if): Simplify.
8634 (do_endif, push_conditional, _cpp_handle_directive): Update
8635 for renaming of mi_state to mi_valid.
8637 * cpp.texi: Add index entries for digraphs, and add comment
8638 that C++ refers to them as alternative tokens.
8640 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
8642 * basic-block.h (CLEANUP_PRE_LOOP): New.
8643 * except.c (finish_eh_generation): Update call of cleanup_cfg.
8644 * sibcall.c (optimize_sibling_calls): Likewise.
8645 * toplev.c (rest_of_compilation): Likewise.
8646 * flow.c (try_forward_edges): Take argument MODE;
8647 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
8648 (try_optimize_cfg): Update call of try_forward_edges.
8650 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
8651 Jan Hubicka <jh@suse.cz>
8653 * (validate_replace_rtx_1): Fix simplification of MINUS.
8655 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
8657 PR preprocessor/3669
8658 * cppinit.c (init_dependency_output): Turn off dump requests
8659 if sending dependencies to stdout.
8661 2001-07-28 Richard Henderson <rth@redhat.com>
8663 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
8666 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
8668 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
8670 2001-07-28 Kazu Hirata <kazu@hxi.com>
8672 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
8673 is VAR_DECL first to prevent an ICE.
8675 2001-07-28 Richard Henderson <rth@redhat.com>
8677 * varasm.c (immed_real_const_1): Don't elide special cases for
8679 (clear_const_double_mem): Clear const_tiny_rtx too.
8681 2001-07-28 Richard Henderson <rth@redhat.com>
8683 * dwarf2out.c (dw_val_class_offset): New.
8684 (struct dw_ranges_struct, dw_ranges_ref): New.
8685 (ranges_table, ranges_table_allocated): New.
8686 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
8687 (add_AT_offset, add_ranges, output_ranges): New.
8688 (print_die, output_die): Handle dw_val_class_offset.
8689 (attr_checksum, size_of_die, value_format): Likewise.
8690 (gen_lexical_block_die): Handle non-contiguous blocks.
8691 (gen_block_die): Likewise.
8692 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
8693 if needed. Dump the ranges table.
8694 * final.c (final_start_function): Remove unnecessary notes and
8695 rebuild the block tree before numbering the blocks.
8696 * function.c (reorder_blocks_0): Walk the existing block tree
8697 to unmark all blocks.
8698 (reorder_blocks_1): Create block fragments when duplicate block
8700 (reorder_fix_fragments): New.
8701 (reorder_blocks): Call it.
8702 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
8704 2001-07-28 Richard Henderson <rth@redhat.com>
8706 * emit-rtl.c (adjust_address): Make a copy of the memory address.
8708 2001-07-28 Richard Henderson <rth@redhat.com>
8710 * flow.c (add_to_mem_set_list): New function.
8711 (init_propagate_block_info): Use it.
8712 (mark_set_1): Likewise.
8713 (insn_dead_p): Canonicalize memory address for dead store
8714 comparison. Allow wider mode stores to kill narrower mode stores.
8715 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
8716 (invalidate_mems_from_set): Don't handle MEMs.
8718 2001-07-28 Kazu Hirata <kazu@hxi.com>
8720 * config/h8300/h8300.h: Fix formatting.
8722 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
8724 * basic-block.h (EDGE_FREQUENCY): New macro.
8725 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
8727 * flow.c (find_sub_basic_blocks): Likewise.
8728 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
8729 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
8731 * predict.c (DEF_PREDICTOR): New argument FLAGS.
8732 (HITRATE): New macro.
8733 (PRED_FLAG_FIRST_MATCH): New constant.
8734 (predictor_info): New field flgags.
8735 (combine_predictions_for_insn): Use DS theory to combine
8736 probabilities; set the edge probabilities when finished.
8737 (estimate_probability): Avoid duplicated matches
8738 of LOOP_BRANCH heuristics for nested loops; update comment.
8739 * predict.def: Add flags for each prediction, set probabilities
8740 according to B&L paper.
8741 * predict.h (DEF_PREDICTOR): New argument FLAGS.
8743 * profile.c (compute_branch_probabilities): Cleanup way the edge
8744 probabilities are computed and REG_BR_PROB notes are dropped; if
8745 values does not match, emit error.
8746 (init_branch_prob): Do error instead of warning when profile driven
8747 feedback is missing or corrupt.
8749 2001-07-27 DJ Delorie <dj@redhat.com>
8751 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
8752 against a constant, try to adjust the compare to have the desired
8753 constant in it so that min/max optimizations happen more often.
8755 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8757 * flow.c (last_loop_beg_note): New function.
8758 (redirect_edge_and_branch): Use it.
8759 (split_edge): Likewise.
8761 * alias.c (loop_p): Avoid uninitialized memory access.
8763 * flow.c (try_forward_edges): Avoid accessing freed memory.
8765 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
8768 2001-07-26 Andrew Haley <aph@redhat.com>
8769 Joern Rennecke <amylaar@redhat.com>
8771 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
8772 (SUBTARGET_CPP_ENDIAN_SPEC): New.
8773 (SUBTARGET_CPP_SPEC): New.
8775 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
8776 (SUBTARGET_CPP_PTR_SPEC): New.
8777 (CPP_DEFAULT_CPU_SPEC): New.
8778 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
8779 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
8780 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
8781 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
8782 (SUBTARGET_CPP_SPEC): Define as an empty string.
8784 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8786 * doc/install.texi (Configuration): Properly link the host
8787 specific instructions also when generating HTML.
8789 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
8791 * flow.c (redirect_edge_and_branch_force): Test
8792 target->global_live_at_start.
8794 2001-07-26 Richard Henderson <rth@redhat.com>
8796 * simplify-rtx.c (avoid_constant_pool_reference): Export.
8797 * rtl.h (avoid_constant_pool_reference): Declare it.
8798 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
8799 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
8801 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
8803 * rtl.h (cleanup_barriers): Declare.
8804 * jump.c (cleanup_barriers): New function.
8805 * toplev.c (rest_of_compilation): Call cleanup_barriers
8806 before loop optimizer and after bb_reorder.
8808 * flow.c (back_edge_of_syntactic_loop_p): New.
8809 (split_edge): Use it.
8811 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8813 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
8815 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
8817 * cse.c (cse_process_notes): Replace any registers if the address
8820 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
8822 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
8823 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
8824 (propagate_block): Update prototype.
8825 * flow.c (update_life_info): Simplify the CFG and
8826 recalculate the global regs which are alive when
8827 removing dead code during a global update.
8828 (propagate_block): Return non-zero if an INSN is
8831 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8833 * Makefile.in (LIBICONV): Define.
8835 2001-07-26 Catherine Moore <clm@redhat.com>
8837 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
8838 of conditional to avoid tree checking errors.
8840 2001-07-26 Kazu Hirata <kazu@hxi.com>
8842 * regmove.c (regmove_optimize): Don't replace a reg with
8843 another reg of a different mode.
8845 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
8847 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
8848 limit length of dependancy flush list.
8849 * params.h (MAX_PENDING_LIST_LENGTH): Define.
8850 * sched-int.h (struct deps): Add pending_flush_length field.
8851 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
8852 has 1 element in it.
8853 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
8854 (sched_analyze): After a jump, if the pending memory flush list is too
8855 large, flush the pending lists.
8856 (init_deps): Initialize pending_flush_length to 0.
8857 * doc/invoke.texi (max_pending_list_length): Document parameter.
8859 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
8861 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
8862 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
8863 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
8865 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8867 * cpphash.h (struct_lexer_state): Delete was_skipping.
8868 Move skipping here from struct cpp_reader.
8869 * cpplex.c (parse_identifier): Update.
8870 (_cpp_lex_token): Don't skip tokens in a directive.
8871 * cpplib.c (struct if_stack): Update.
8872 (start_directive, end_directive): Don't change skipping state.
8873 (_cpp_handle_directive): Update.
8874 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
8875 (do_else, do_endif): Update; only check for excess tokens if not
8876 in a skipped conditional block.
8877 (push_conditional): Update for new struct if_stack.
8879 2001-07-26 Graham Stott <grahams@redhat.com>
8881 * function.c (locate_and_pad_parm): Also pad initial offset
8882 so that the total argument size also includes the padding.
8884 2001-07-26 Graham Stott <grahams@redhat.com>
8886 * gensupport.c (alter_output_for_insn): Correct enable checking failure
8887 change XSTR to XTMPL.
8889 (process_one_cond_exec): Likewise
8891 2001-07-25 Richard Henderson <rth@redhat.com>
8893 * varasm.c (assemble_variable): Create DECL_RTL before setting
8896 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
8898 * predict.c (estimate_probability): Avoid duplicated predictions.
8900 * loop.c (find_and_verify_loops): Grok multiple barriers.
8902 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8904 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
8906 * dbxout.c: Consistently use putc instead of fputc.
8907 (print_wide_int): New function; call instead of direct fprintf.
8908 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
8909 (dbxout_type_fields, dbxout_type_method_1): Likewise.
8910 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
8911 (print_int_cst_octal): Likewise.
8912 (print_octal): Show we wrote characters.
8913 (dbxout_type): Set have_used_extensions in more places.
8915 2001-07-25 Catherine Moore <clm@redhat.com>
8917 * config/v850/v850.c (v850_va_arg): Use addr
8918 instead of valist to build incr.
8920 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
8922 * flow.c (delete_dead_jumptables): New function.
8923 (life_analyzis): Call it.
8924 * bb-reorder.c (skip_insns_after_block): Handle contradictory
8927 2001-07-25 Richard Henderson <rth@redhat.com>
8929 * except.c (reachable_handlers): Handle a region being removed
8930 out from under a RESX.
8932 2001-07-25 Richard Henderson <rth@redhat.com>
8934 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
8935 swap GE/GT if it is an fp comparison.
8937 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
8939 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
8942 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
8944 * ssa.c (rename_insn_1): Do not wrap an assignment to a
8945 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
8948 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
8950 (visit_expression): When attempting to simplify an expression,
8951 retrieve any modes for arguments before they are simplified
8954 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
8955 Janis Johnson <janis@us.ibm.com>
8957 * stmt.c (expand_goto): A nonlocal goto can be a call too.
8958 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
8959 pointer parameters to match documented usage of nonlocal_goto.
8960 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
8961 parameters to their correct order.
8962 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
8963 parameters to their correct order.
8965 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
8967 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
8969 2001-07-25 Jan Hubicka <jh@suse.cz>
8970 Richard Henderson <rth@redhat.com>
8972 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
8974 (make_edges): New argument update_p; populate the edge cache if set.
8975 (find_basic_blocks): Update make_edges invocation.
8977 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8979 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
8981 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8983 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
8984 -Acpu and -Amachine.h.
8985 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
8986 Corrected header to say ELF not a.out.
8987 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
8988 when given -msoft-float.
8990 2001-07-24 Joel Sherrill <joel@OARcorp.com>
8992 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
8993 extra multilib parts like arm-elf.
8994 (i960-*-coff*, i960-*-rtems): Should not use collect2.
8995 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
8996 crtfini.o as extra multilib parts.
8998 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9000 * configure.in: Add rtems as a supported thread model.
9001 * gthr-rtems.h: Add missing entry point __gthread_active_p.
9002 * configure: Rebuilt.
9004 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
9006 * stor-layout.c (get_mode_alignment): make it work when
9007 BITS_PER_UNIT is not a power of two.
9008 * builtins.c (get_pointer_alignment): Likewise.
9010 2001-07-24 Richard Henderson <rth@redhat.com>
9012 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
9013 the retrieved constant into the expected mode.
9015 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9017 * flow.c (try_simplify_condjump): Avoid duplicated edges.
9018 (verify_flow_info): Check for duplicated edges; clarify
9021 * flow.c (block_label): Update basic_block_for_insn.
9022 (commit_edge_insertions): Call compute_bb_for_insn.
9024 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
9027 * flow.c (redirect_edge_and_branch,
9028 try_optimize_cfg): Use redirect_edge_succ_nodup
9029 (redirect_edge_succ_nodup): New.
9030 * basic_block.h (redirect_edge_succ_nodup): Declare.
9032 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
9035 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
9037 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
9038 (try_crossjump_to_edge): Update commetns.
9039 (try_crossjump_bb): Likewise.
9041 2001-07-24 Richard Henderson <rth@redhat.com>
9043 * combine.c (distribute_notes): Move set of need_refresh
9044 for noop_move_p down to catch all cases.
9046 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
9048 * recog.c (split_all_insns_noflow): New.
9049 * rtl.h (split_all_insns_noflow): Declare.
9050 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
9051 * m68hc11.c (m68hc11_reorg): Likewise.
9052 * sh.c (machine_dependent_reorg): Likewise.
9053 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
9056 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9058 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
9059 (ashlsi3_n splitter): Likewise.
9060 (lshrsi3_n splitter): Likewise.
9062 (GOTaddr2picreg): Make const SImode.
9063 (sym_label2reg): Likewise.
9064 (symGOT2reg): Likewise.
9065 (symGOTOFF2reg) Likewise.
9067 (casesi_worker_0): Make unspec SImode.
9069 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9071 * config/sh/sh.c (barrier_align): Check that an operand really is
9072 an insn before extracting its INSN_CODE.
9074 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
9076 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
9079 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
9080 for SImode to prevent overflow.
9082 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9084 * config/mips/irix6-libc-compat.c: New file.
9085 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
9086 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
9089 2001-07-24 lars brinkhoff <lars@nocrew.org>
9091 * rtl.texi (REG_POINTER): Document.
9092 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
9093 QFmode, HFmode, TQFmode, QCmode, and HCmode.
9095 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
9097 * flow.c (delete_noop_moves): Do not confuse libcall regions.
9099 2001-07-23 Richard Henderson <rth@redhat.com>
9101 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
9103 2001-07-23 Kazu Hirata <kazu@hxi.com>
9105 * config/h8300/h8300-protos.h: Add a prototype for
9106 general_operand_dst_push.
9107 * config/h8300/h8300.c (general_operand_dst_push): New.
9108 * config/h8300/h8300.h (OK_FOR_T): New.
9109 (EXTRA_CONSTRAINT): Use it.
9110 * config/h8300/h8300.md (movqi_push): Remove and integrate into
9111 the existing movqi pattern.
9112 (movhi_push): Likewise.
9114 * reload.c: Fix comment typos.
9116 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
9118 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
9120 2001-07-23 H.J. Lu (hjl@gnu.org)
9122 * doc/extend.texi: Update __builtin_return_address and
9123 __builtin_frame_address.
9125 2001-07-23 Richard Henderson <rth@redhat.com>
9127 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
9129 * config/i386/i386.md: New setcc+movzbl peephole2.
9131 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9133 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
9134 * objc/objc-act.c: Include debug.h.
9135 (synth_module_prologue): Save and restore debug hooks too.
9137 2001-07-23 lars brinkhoff <lars@nocrew.org>
9139 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
9140 and C4X_FLOAT_FORMAT.
9141 (BOOL_TYPE_SIZE): Document.
9143 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
9145 * unroll.c (loop_iterations): Fix miscalculation of initial
9148 2001-07-13 Andrew Haley <aph@redhat.com>
9150 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
9151 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
9152 * config/sh/sh.c (sh_can_redirect_branch): New function.
9153 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
9154 * reorg.c (steal_delay_list_from_target): Use
9155 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
9157 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
9159 * flow.c (try_simplify_condjump): Unlink insn chain on
9160 fallthru edge; use can_fallthru.
9162 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
9164 * basic-block.h (find_sub_basic_block): Declare.
9165 * flow.c (make_edges): New arguments MIN and MAX;
9166 (find_sub_basic_blocks): Revamp to use make_edges
9167 and purge_dead_edges.
9168 (find_basic_blocks): Update call of find_sub_basic_block.
9170 * recog.c (split_all_insns): Always expect CFG to be consistent;
9171 call find_sub_basic_blocks in case something has changed.
9172 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
9175 * basic-block.h (delete_noop_moves): Declare.
9176 * combine.c (combine_instructions): Call it.
9177 (recog_for_combine): Tolerate noop moves
9178 (distribute_notes): Force refresh when register dies at noop move.
9179 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
9181 (life_analysis): Update delete_noop_moves call.
9182 (set_noop_p): Move too ...
9183 * rtlanal.c (noop_move_p): ... here.
9184 * rtl.h (noop_move_p): Declare.
9186 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
9187 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
9189 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
9190 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
9192 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
9194 * reload.c (push_reload): Fix typo in comment.
9195 (find_reloads_address): Ditto.
9196 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
9198 2001-07-22 Richard Henderson <rth@redhat.com>
9200 * flow.c: Grammar check and clarify a lot of comments.
9201 (try_simplify_condjump): Rename variables to be clearer.
9202 (try_forward_edges): Skip complex and fallthru edges.
9203 Rearrange tests to avoid duplicate checks.
9204 (flow_find_cross_jump): Likewise.
9205 (outgoing_edges_match): Allow match if neither branch has
9206 probability data. Loosen probability match to 5%.
9207 (try_crossjump_to_edge): Hoist repeated indirection into
9209 (try_crossjump_bb): Don't check complex edges. Eliminate
9210 redundant crossjump tests.
9211 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
9212 checks before more expensive checks.
9214 2001-07-22 Richard Henderson <rth@redhat.com>
9216 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
9217 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
9220 2001-07-22 Richard Henderson <rth@redhat.com>
9222 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
9223 (const_sint32_operand): Likewise.
9224 * m68k.md (anon mulsi pattern): Use const_int_operand not
9225 const_sint32_operand.
9226 (umulsi3_highpart): Zero extend a constant input.
9227 (smulsi3_highpart): Don't bother checking SImode constant.
9228 (const_umulsi3_highpart): Give op3 DImode.
9229 (const_smulsi3_highpart): Likewise.
9231 2001-07-22 Richard Henderson <rth@redhat.com>
9233 * flow.c (split_block): Make sure bb_note is included in the
9234 new block when splitting before a label.
9236 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
9238 * basic-block.h (redirect_edge_and_branch_force,
9239 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
9240 * flow.c (redirect_edge_and_branch_force,
9241 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
9242 (redirect_edge_and_branch_force): Fix copying of lifeness information.
9243 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
9244 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
9245 instead of label; update CFG after transformation.
9246 (find_if_case_1): Update call, use redirect_edge_and_branch_force
9247 for finishing the transformation; handle even case where ELSE
9248 does not follow THEN.
9249 (find_if_case_2): Update call of dead_or_predictable; simplify
9252 * emit-rtl.c (split_branch_probability): New global variable.
9253 (try_split): Take care to set split_branch_probability and
9254 create REG_BR_PROB note for new jump insns.
9255 * md.texi (define_split): Document new feature.
9257 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
9259 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9261 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
9262 (asm_out_file): Remove redundant declaration.
9263 (assemble_asm): Remove old #if 0 block.
9264 (assemble_variable): Remove end of function; debug output is
9265 now handled with global_decl. Remove old #if 0 block. Update.
9266 Remove saved_in_section and associated no-op code.
9267 * Makefile.in (varasm.o): Correct dependencies.
9269 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
9271 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9272 the definition in defaults.h.
9274 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
9276 * jump.c: Update comments.
9277 (delete_barrier_successors, delete_unreferenced_labels,
9278 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
9279 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
9280 jump_optimize, jump_optimize_minimal): Kill.
9281 (rebuild_jump_labels): Move code from jump_optimize_1.
9282 (purge_line_number_notes): Likewise.
9283 (copy_loop_headers): Likewise.
9284 * reg-stack.c: Update comment.
9286 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
9287 JUMP_AFTER_REGSCAN): Kill.
9288 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
9289 purge_line_number_notes and copy_loop_headers.
9291 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9292 Richard Henderson <rth@redhat.com>
9294 * dbxout.c (dbxout_global_decl): New.
9295 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9296 * sdbout.c (sdbout_finish): New.
9297 (sdbout_debug_hooks): Use it, add comments.
9298 (sdbout_global_decl): Defer initialised public vars to
9300 * varasm.c (assemble_variable): Don't output debug information
9301 for file-scope variables.
9303 2001-07-22 Richard Henderson <rth@redhat.com>
9305 * config/alpha/alpha.c (get_trap_mode_suffix): New.
9306 (get_round_mode_suffix): New.
9307 (print_operand): Use them for [/]. Remove support for [&'`()+].
9308 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
9309 * config/alpha/alpha.md (attr round_suffix): New.
9310 (attr trap_suffix): New.
9311 (all insns): Set them appropriately. Use %/ instead of the
9314 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9316 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
9318 2001-07-22 Richard Henderson <rth@redhat.com>
9320 * regrename.c (regrename_optimize): Compute nregs for each
9321 potential target register.
9323 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
9324 Richard Henderson <rth@redhat.com>
9326 * dbxout.c (dbxout_global_decl): New.
9327 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9328 * sdbout.c (sdbout_finish): New.
9329 (sdbout_debug_hooks): Use it, add comments.
9330 (sdbout_global_decl): Defer initialised public vars to
9332 * varasm.c (assemble_variable): Don't output debug information
9333 for file-scope variables.
9335 2001-07-21 H.J. Lu (hjl@gnu.org)
9337 * config/mips/mips.c (mips_cpu): Moved into ...
9338 (override_options): Here.
9340 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
9342 (mips_cpu): Removed.
9344 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9346 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
9347 ("iorqi3"): Likewise.
9348 ("xorqi3"): Likewise.
9349 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
9350 ("*subhi3_sp): Likewise.
9351 ("*subhi3"): Likewise.
9352 ("extendhisi2"): Accept D, X and Y as source operand to avoid
9355 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
9357 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
9358 * config/freebsd.h: Likewise.
9359 * config/linux.h: Likewise.
9360 * config/openbsd.h: Likewise.
9361 * config/alpha/linux-elf.h: Likewise.
9362 * config/arm/linux-elf.h: Likewise.
9363 * config/d30v/d30v.h: Likewise.
9364 * config/fr30/fr30.h: Likewise.
9365 * config/ia64/aix.h: Likewise.
9366 * config/ia64/ia64.h: Likewise.
9367 * config/mips/linux.h: Likewise.
9368 * config/pj/pj.h: Likewise.
9369 * config/rs6000/linux.h: Likewise.
9370 * config/sparc/linux.h: Likewise.
9371 * config/sparc/linux64.h: Likewise.
9373 2001-07-20 Bruce Korb <bkorb@gnu.org>
9375 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
9376 because getc() and char* may disagree on signedness.
9378 2001-07-20 Richard Henderson <rth@redhat.com>
9380 * doc/rtl.texi (REG_DEAD): Update for current semantics.
9382 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
9383 insns to delete in the presence of cc0 in a jump insn.
9385 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9386 Jan Hubicka <jh@suse.cz>
9388 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
9389 of doing the change by hand.
9391 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9393 * rtlanal.c (set_noop_p): Return true for noop jumps.
9395 * expr.c (emit_single_push_insn): Add call to push expander.
9396 * expr.h (optab_index): Add OTI_push
9397 (push_optab): New constant.
9398 * genopinit.c (optabs): Add push_optab.
9399 * optabs.c (init_optab): Init push optab.
9400 * md.texi (push??1): Document
9402 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9404 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
9405 expand to emit the pattern; put a REG_INC note for push/pop
9407 ("movdf", "movdf_internal"): Likewise.
9408 ("movsi", "movsi_internal"): Likewise.
9409 ("movsf", "movsf_internal"): Likewise.
9410 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
9412 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9414 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
9417 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
9419 * params.def: Change default max inline insns to 100.
9421 2001-07-20 Diego Novillo <dnovillo@redhat.com>
9423 * combine.c (combine_simplify_rtx): Generate a new shift operation
9424 when simplifying the first operand of a (neg (ashift)) expression.
9426 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
9428 * regclass.c (N_REG_INTS): Use only 32 bits per element.
9430 2001-07-20 Kelley Cook <kelley.cook@home.com>
9432 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
9433 information. Move rest into ...
9434 (*-*-solaris): ... here. Eliminate redundant information and
9435 reword necessary packages section. Delete 4.x assembler bug info.
9436 (sparc-sun-*): Merge into ...
9437 (sparc-sun-sunos*): here.
9439 2001-07-20 Catherine Moore <clm@redhat.com>
9441 * config/v850/v850.md (casesi): Generate LABEL_REF
9444 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
9446 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
9447 * i386.c (ix86_zero_extend_to_Pmode): Make global.
9448 * i386.md (strclrsi expander): Use it.
9450 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9452 * integrate.c (copy_insn_list): handle
9453 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
9454 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
9455 identically as to CODE_LABEL.
9457 * fold-const (fold): Convert A/B/C to A/(B*C) and
9460 * except.c (connect_post_landing_pads): Delete the RESX insns.
9462 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
9464 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
9466 * config/mips/mips.md (nmadd/nmsub): Use macro.
9468 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
9470 * cppinit.c (remove_dup_dir): Make static.
9471 (remove_dup_dirs): Make static. Only warn about preempting a
9472 system directory with a non-system directory.
9474 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
9476 * ifcvt.c (noce_try_store_flag_constants): Correct order
9477 of parameters to trunc_int_for_mode.
9479 2001-07-19 Mark Mitchell <mark@codesourcery.com>
9481 * reorg.c (fill_simple_delay_slots): If an instruction might throw
9482 an exception that will be caught within this function, do not fill
9483 its delay slot with any subsequent instruction.
9485 2001-07-19 Steve Ellcey <sje@cup.hp.com>
9487 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
9488 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
9489 pointer extension instruction.
9490 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
9491 * simplify-rtx.c (simplify_unary_operation) Likewise.
9492 * explow.c (convert_memory_address) Check value of
9493 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
9495 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
9496 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
9497 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
9498 Add Multilib Support.
9499 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
9500 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
9501 Add Multilib Support.
9502 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
9504 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
9505 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
9506 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
9508 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
9510 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
9511 old and new operands in `<', `3' and `b'.
9513 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9515 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
9516 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
9517 (toplev.o): Don't depend on xcoffout.h.
9518 * c-decl.c: Include debug.h
9519 (duplicate_decls): Use debug hook.
9520 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
9521 (dbx_debug_hooks, xcoff_debug_hooks): Update.
9522 (dbxout_types): Remove.
9523 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
9524 * debug.c (do_nothing_debug_hooks): Update.
9525 (debug_true_tree, debug_nothing_rtx): New.
9526 * debug.h (struct rtx_def): New.
9527 (struct gcc_debug_hooks): New hooks ignore_block,
9528 outlining_inline_function and label.
9529 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
9530 dwarf2out_frame_finish): New.
9531 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
9532 Make static, update prototype.
9533 (dwarf2_debug_hooks): Update.
9534 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
9535 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
9536 * dwarfout.c (dwarf_debug_hooks): Update.
9537 * emit-rtl.c: Include debug.h.
9538 (remove_unnecessary_notes): Use debug hook.
9539 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
9540 (final_scan_insn): Use debug hook.
9541 * integrate.c (output_inline_function): Use debug hook.
9542 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
9543 (sdb_debug_hooks): Update.
9544 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
9545 * toplev.c: Don't include xcoffout.h.
9546 (note_outlining_of_inline_function, debug_ignore_block): Remove.
9547 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
9549 * tree.h (dwarf2out_do_frame): Remove.
9551 2001-07-19 Catherine Moore <clm@cygnus.com>
9553 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
9555 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
9557 * reload1.c (eliminate_regs_in_insn): When updating a set
9558 to the frame pointer to the hardware frame pointer, perform
9559 the update always not just when REPLACE is set.
9561 * reload1.c (choose_reload_regs): Don't inherit a reload
9562 that crosses multiple registers if registers past the first
9563 don't fit in the desired class.
9565 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
9566 when negating constants.
9568 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
9570 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
9571 * doc/tree.texi: Ditto.
9573 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
9574 Jakub Jelinek <jakub@redhat.com>
9576 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
9577 (extract_cie_info): Handle "eh" augmentation properly,
9579 (struct frame_state, __frame_state_for): New.
9581 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9583 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
9584 HANDLE_SYSV_PRAGMA): Define.
9585 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
9587 (copy_object): Caller changed.
9589 2001-07-19 Andreas Schwab <schwab@suse.de>
9591 * configure.in (assembler dwarf2 debug_line support): Define nop
9593 * configure: Regenerated.
9595 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9597 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
9599 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
9600 to conditionally compiled block.
9601 (dbx_debug_hooks, xcoff_debug_hooks): Update.
9602 * dbxout.h (dbxout_function): Remove.
9603 * debug.c (do_nothing_debug_hooks): Update.
9604 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
9605 global_decl, deferred_inline_function.
9606 * dwarf2out.c (dwarf2_debug_hooks): Update.
9607 (dwarf2out_global_decl): New.
9608 * dwarfout.c: Don't include dwarfout.h.
9609 (dwarfout_global_decl, dwarfout_function_decl,
9610 dwarfout_deferred_inline_function): New.
9611 (dwarf_debug_hooks): Update.
9612 * dwarfout.h: Remove.
9613 * final.c: Don't include dwarfout.h.
9614 * sdbout.c (sdbout_global_decl): New.
9615 (sdbout_debug_hooks): Update.
9616 * toplev.c: Don't include dwarfout.h.
9617 (check_global_declarations, rest_of_compilation): Use new debug hooks.
9618 (note_deferral_of_defined_inline_function): Remove.
9619 * toplev.h (note_deferral_of_defined_inline_function): Remove.
9620 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
9621 * ch/lex.c: Don't include dwarfout.h.
9622 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
9623 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
9624 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
9625 * cp/optimize.c: Include debug.h.
9626 (maybe_clone_body): Use debug hook.
9627 * cp/semantics.c: Include debug.h.
9628 (expand_body): Use debug hook.
9629 * po/POTFILES.in: Remove dwarfout.h.
9631 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9633 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
9634 * c-parse.in (yyerror, _yylex): Similarly.
9635 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
9636 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
9638 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
9639 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
9641 2001-07-18 Jeff Sturm <jsturm@one-point.com>
9643 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
9644 in-class declaration at -g1. Fixes c++/2814.
9646 2001-07-18 Richard Henderson <rth@redhat.com>
9648 * doc/md.texi (reload_in/out): Document restrictions in predicates
9649 and constraints for these patterns. Document empty string matching
9652 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9654 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
9656 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9658 * cse.c: Undo my previous patch.
9660 2001-07-18 Tom Tromey <tromey@redhat.com>
9663 * configure: Rebuilt.
9664 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
9666 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
9668 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
9669 Jan Hubicka <jh@suse.cz>
9671 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
9672 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
9673 * jump.c (mark_jump_label): Do not forward branches.
9675 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
9677 * cse.c (delete_trivially_dead_insns): Delete the libcall block
9678 when return value is unused.
9680 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9682 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
9684 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
9686 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
9687 on error. We can't blindly return the result of
9688 pthread_mutex_trylock because it returns a positive number on
9689 error, while we must return -1 on error.
9690 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
9692 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
9694 2001-07-18 Andreas Jaeger <aj@suse.de>
9696 * integrate.c (output_inline_function): Correct type of debug_hooks.
9698 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
9700 * combine.c (combine_simplify_rtx): DIV can be treated
9701 associatively for floats if unsafe math optimisations are enabled.
9703 2001-07-17 Richard Henderson <rth@redhat.com>
9705 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
9707 2001-07-17 Richard Henderson <rth@redhat.com>
9709 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
9710 don't force the function address into a register.
9711 (expand_call, emit_library_call_value_1): Update callers.
9712 * builtins.c (expand_builtin_apply): Likewise.
9713 * expr.h (prepare_call_address): Update decl.
9715 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
9717 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
9719 * config/i386/chorus.h: Move up.
9720 * config/sparc/chorus.h: Likewise.
9721 * config/rs6000/chorus.h: Likewise.
9722 * config/chorus.h: Moved here.
9724 2001-07-17 Andreas Schwab <schwab@suse.de>
9726 * configure.in (assembler eh_frame optimization): Handle big
9728 * configure: Regenerated.
9730 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
9732 * expr.c (epxand_expr): Convert divisions into multiplications by
9733 reciprocals if -ffast-math.
9735 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
9737 * dbxout.c (dbxout_really_begin_function): Rename to
9738 dbxout_begin_function.
9739 (dbx_debug_hooks, xcoff_debug_hooks): Update.
9740 (dbxout_begin_function): Remove.
9741 (dbxout_function): Update.
9742 (dbxout_source_line): Update prototype.
9743 * dbxout.h (dbxout_begin_function): Remove.
9744 * debug.c (do_nothing_debug_hooks): Update.
9745 (debug_nothing_tree): Update.
9746 (debug_nothing_charstar_rtx): Remove.
9747 * debug.h (union tree_node): Declare.
9748 (struct rtx_def): Remove.
9749 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
9750 begin_function. Change source_line prototype.
9751 (debug_nothing_tree): New.
9752 (debug_nothing_charstar_rtx): Delete.
9753 (dwarf2out_begin_prologue): Moved from ...
9755 * dwarf2out.c (dwarf2_debug_hooks): Update.
9756 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
9757 debug info, call dwarf2out_source_line.
9758 (dwarf2out_souce_line): Update prototype.
9759 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
9760 Change prototype, make static.
9761 (dwarfout_source_line): Update prototype.
9762 (dwarf_debug_hooks): Update.
9763 * dwarfout.h (dwarfout_begin_function): Remove.
9764 * final.c (final_start_function, final_scan_insn): Use appropriate
9765 debug hooks, update to use notice_source_line.
9766 (output_source_line): Rename notice_source_line. Don't call the
9767 source_line debug hook.
9768 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
9769 make static, update prototype.
9770 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
9772 (sdbout_end_prologue): New.
9773 (sdbout_source_line): Update prototype.
9774 (sdbout_debug_hooks): Update.
9775 (sdbout_symbol): Remove unused var.
9776 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
9778 * varasm.c: Include debug.h.
9779 (assemble_start_function): Use begin_function debug_hook.
9780 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
9781 update with prototype.
9782 (xcoffout_source_line): Update prototype.
9783 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
9785 (xcoffout_source_line): Update prototype.
9787 2001-07-17 Richard Henderson <rth@redhat.com>
9789 * c-typeck.c (build_binary_op): Do not shorten unsigned
9790 right shift after sign extension.
9792 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
9794 * combine.c (combine_simplify_rtx): Attempt to simplify
9795 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
9797 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
9798 (simplify_binary_operation, simplify_unary_operation,
9799 simplify_relational_operation): Use it.
9801 * combine.c (combine_simplify_rtx): Don't do associative law
9802 on divisions; allow associative law on floats.
9804 2001-07-17 H.J. Lu <hjl@gnu.org>
9805 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9807 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
9808 ASM_OUTPUT_WEAK_ALIAS are defined.
9809 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
9810 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
9812 * config/mips/iris5.h: ... here.
9813 (HANDLE_SYSV_PRAGMA): Defined as 1.
9814 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
9815 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
9818 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
9820 * c-parse.in (all_prefix_attributes): New variable.
9821 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
9822 (maybe_resetattrs): New production.
9823 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
9824 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
9825 notype_initdcl, nested_function, notype_nested_function,
9826 component_decl, components, components_notype,
9827 component_declarator, component_notype_declarator,
9828 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
9829 ivars, mydecl, myparm): Update. Avoid prefix attributes just
9830 after a comma being applied to more than one declarator.
9831 * doc/extend.texi (Attribute Syntax): Update. Remove
9832 documentation of bugs that are no longer present.
9834 2001-07-13 Eric Christopher <echristo@redhat.com>
9836 * config/mips/mips.h: Change TUNE_MIPS* options to use
9838 (EXTRA_SPECS): Add cc1_cpu_spec.
9839 * config/mips/mips.md (muldf3): Fix typo.
9841 2001-07-16 Richard Henderson <rth@redhat.com>
9843 * config/m68k/m68k.c: Include expr.h and reload.h.
9844 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
9845 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
9847 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
9848 Richard Henderson <rth@redhat.com>
9850 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
9851 (insn_live_p): Fix fall off end of function.
9852 (dead_libcall_p): Remove COUNTS argument; update callers.
9853 (delete_trivially_dead_insns): Remove unused variables.
9855 2001-07-17 Andreas Jaeger <aj@suse.de>
9857 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
9860 * lcm.c (optimize_mode_switching): Avoid warning for unused
9861 variable if !NORMAL_MODE.
9863 * flow.c (try_crossjump_to_edge): Remove unused variable.
9865 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
9867 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
9868 atexit declaration in stdlib.h.
9870 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
9872 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
9874 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9876 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
9877 * except.c (finish_eh_generation): Update call of cleanup_cfg;
9878 do rebuild_jump_labels instead of jump_optimize
9879 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
9880 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
9881 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
9883 * flow.c: Include timevar.h
9884 (find_basic_block): Push/pop timevar;
9885 (cleanup_cfg): Likewise.
9886 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
9887 * Makefile: Add dependencies on timevar.h
9889 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
9890 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
9892 * rtl.h (delete_trivially_dead_insns): Add new parameter.
9893 * toplev.c (rest_of_compilation): Update calls.
9894 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
9895 (delete_trivially_dead_insns): ... here; accept new argument
9896 preserve_basic_blocks; preserve basic blocks if set.
9898 * reg-stack.c (stack_regs_mentioned): Return 0 if
9899 stack_regs_mentioned_data is not initialized.
9900 (reg_to_stack): Make stack_regs_mentioned survive after the
9901 reg-stack is completted; do not call cleanup_cfg.
9902 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
9903 make cleanup_cfg after bb-reorder to output to debug file.
9905 2001-07-16 Richard Henderson <rth@redhat.com>
9907 * regclass.c (init_reg_sets): Use only 32 bits per initializer
9908 from int_reg_class_contents.
9910 2001-07-16 Richard Henderson <rth@redhat.com>
9912 * hard-reg-set.h (regs_invalidated_by_call): Declare.
9913 * regclass.c (regs_invalidated_by_call): Move from cse.c.
9914 (init_reg_sets_1): Move initialization from cse_main.
9915 * cse.c (regs_invalidated_by_call): Move to regclass.c.
9916 (cse_main): Move its initialization also.
9917 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
9918 * flow.c (propagate_one_insn): Likewise.
9919 * gcse.c (compute_hash_table): Likewise.
9920 (compute_kill_rd, compute_store_table): Likewise.
9921 * sched-deps.c (sched_analyze_1): Likewise.
9923 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
9925 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
9928 2001-07-16 Steve Ellcey <sje@cup.hp.com>
9930 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
9931 in if statement so we don't access undefined memory.
9933 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
9935 * gcse.c: Update comment at top.
9936 Update comment on mem handling.
9937 mem_last_set, mem_first_set, mem_set_in_block: gone.
9938 Declaration of reg_set_info: gone.
9939 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
9940 pointless with load_killed_in_block_p (they are *more*
9941 conservative then it, not less, and less accurate).
9942 (oprs_not_set_p): Ditto.
9943 (alloc_gcse_mem): Don't allocate mem_set_in_block
9944 (free_gcse_mem): Don't free it, either.
9945 (record_last_mem_set_info): Update comment in front, remove
9946 mem_*set_* stuff. Note the reason we don't handle stores directly
9948 (compute_hash_table): Update comments to reflect reality. Remove
9949 mem_*set_* references.
9950 (reset_opr_set_tables): Remove mem_*set_* references.
9952 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
9953 (mark_clobber): Ditto (on both parts, we double set here too).
9954 (expr_killed_p): Remove mem_set_in_block test.
9955 (compute_transp): Remove mem_set_in_block test.
9957 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
9958 of edge, and removal of phi alternative to dump file.
9959 (ssa_ccp_substitute_constants): Add note about register now being
9960 constant, and which uses were replaced in what insns to dump file.
9962 2001-07-16 Andreas Jaeger <aj@suse.de>
9964 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
9965 variables of type HOST_WIDEST_INT.
9967 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
9968 (__bb_exit_func): Correct type of count_max to avoid overflow.
9969 (num_digits): Handle long long argument.
9971 * combine.c (gen_lowpart_for_combine): Remove unused variable.
9973 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9975 * output.h (sdb_begin_function_line): Restore as an extern
9977 * sdbout.c (sdb_begin_function_line): Make extern.
9979 2001-07-15 Richard Henderson <rth@redhat.com>
9981 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
9982 * genrecog.c (maybe_both_true_mode): New.
9983 (maybe_both_true_2): Use it.
9984 (write_switch): Don't put Pmode in a switch.
9985 * rtl.c (mode arrays): Don't explicitly size them.
9987 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9989 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
9990 handling; move unconditional splitting before mode switching.
9992 * i386.md (type): Add fistp type.
9993 (i387, length_attr, scheduling definitions): Handle this type.
9994 (fix_trunc?f?i2): Revamp to use mode switching.
9995 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
9996 * i386.h (fp_cw_mode): New enum
9997 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
9998 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
10000 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10002 * Makefile.in (integrate.o): Add debug.h.
10003 * integrate.c (debug.h): Add.
10004 (output_inline_function): Save, reset, and restore debug_hooks.
10006 2001-07-15 Richard Henderson <rth@redhat.com>
10008 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
10009 instead of COMPARE for the EQUIV expression.
10011 2001-07-15 Richard Henderson <rth@redhat.com>
10013 * flow.c (redirect_edge_and_branch_force): Initialize
10014 global_live_at_start and global_live_at_end.
10015 (allocate_bb_life_data): Export.
10016 * basic-block.h (allocate_bb_life_data): Declare.
10017 * toplev.c (rest_of_compilation): Call it.
10019 2001-07-15 Richard Henderson <rth@redhat.com>
10021 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
10022 (alpha_tablejump_best_label): New.
10023 * config/alpha/alpha-protos.h: Declare them.
10024 * config/alpha/alpha.md: Use braced strings for code blocks.
10025 (tablejump_osf): Break out add with r29.
10026 (tablejump_osf_internal): Remove.
10027 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
10028 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
10030 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
10032 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
10035 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
10037 * i386-protos.h (ix86_split_fp_branch): Update prototype.
10038 (ix86_fp_jump_nontrivial_p): New.
10039 * i386.md (fp_jcc_?): Update call of split_fp_branch;
10040 use ix86_fp_jump_nontrivial_p.
10041 * i386.c (ix86_fp_jump_nontrivial_p): New.
10042 (ix86_split_fp_branch): Accept code instead of rtx.
10043 (ix86_expand_compare): Expand comparison early in case
10044 doing so is resonably cheap.
10046 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
10048 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
10050 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
10051 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
10053 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
10055 * dbxout.c (dbxout_source_line): Make static, update prototype.
10056 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
10057 (dbxout_init, dbxout_finish, dbxout_source_line,
10058 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
10059 * dbxout.h (dbxout_source_line): Delete.
10060 * debug.c (debug_nothing_file, debug_nothing_file_int,
10061 debug_nothing_file_charstar_rtx): New.
10062 (do_nothing_debug_hooks): Update.
10063 (debug_nothing_void, debug_nothing_charstar_rtx,
10064 dwarf2out_end_epilogue): New.
10065 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10066 * debug.h (struct rtx_def): Declare.
10067 (gcc_debug_hooks): New hooks source_line, end_epilogue
10069 (debug_nothing_void, debug_nothing_charstar_rtx,
10070 dwarf2out_end_epilogue): New.
10071 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10072 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
10073 (dwarf2_debug_hooks): Update.
10074 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
10075 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
10076 * dwarf2out.h (dwarf2out_source_line): Remove.
10077 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
10078 Make static, update prototype.
10079 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
10080 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
10081 (dwarf_debug_hooks): Update.
10082 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
10083 dwarfout_end_function): Remove.
10084 * final.c (profile_function): Use debug hooks for ending functions
10086 (output_source_line, final_end_function): Update prototype,
10088 (final_start_function, final_scan_insn): Update.
10089 * output.h (sdb_begin_function_line): Remove.
10090 (final_end_function): Update prototype.
10091 * sdbout.c (sdb_begin_function_line): Make static.
10092 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
10093 (sdbout_source_line): New.
10094 (sdbout_end_epilogue, sdbout_end_function): Make static, update
10096 (sdb_debug_hooks): Update.
10097 (sdbout_init, sdbout_source_line,
10098 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
10099 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
10100 * toplev.c (compile_file, rest_of_compilation): Update.
10101 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
10102 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
10103 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
10104 Update for prototype changes.
10105 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
10106 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
10108 2001-07-15 Richard Henderson <rth@redhat.com>
10110 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
10111 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
10112 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
10113 * config/alpha/alpha.c: Likewise.
10114 * config/alpha/alpha.md: Likewise.
10115 * config/alpha/alpha32.h: Likewise.
10116 * config/alpha/vms.h: Likewise.
10117 (OPEN_VMS): Remove.
10119 2001-07-14 Richard Henderson <rth@redhat.com>
10121 * config/alpha/alpha.md: Use define_constants for unspec values.
10122 Substitute throughout.
10124 2001-07-14 Tim Josling <tej@melbpc.org.au>
10126 * tree.def (EXPON_EXPR) remove. Never supported anyway.
10128 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
10130 * pa.md: Remove unused constraints from define_split's.
10132 2001-04-14 Richard Henderson <rth@redhat.com>
10134 * ifcvt.c (find_cond_trap): Test for exit block.
10136 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
10138 Re-install recently reverted patch.
10139 * emit-rtl.c (try_split): Update mark_jump_label call.
10140 * flow.c (find_sub_basic_blocks): Likewise.
10141 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10142 jump_back_p): Kill.
10143 (mark_all_labels): Kill second parameter.
10144 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10145 (rebuild_jump_labels, jump_optimize_minimal): Update call
10146 of jump_optimize_1.
10147 (jump_optimize_1): Kill crossjumping code.
10148 (mark_jump_label): Kill cross_jump parameter.
10149 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10150 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10151 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10153 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10155 (dump_file_info): Likewise.
10156 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10157 reorganize passes to do reg-stack first, bb-reorder second.
10158 * invoke.texi (-d letters doc): Remove the jump2 pass.
10160 2001-07-14 Richard Henderson <rth@redhat.com>
10162 * ifcvt.c (find_cond_trap): New.
10163 (find_if_header): Call it.
10164 (merge_if_block): Relax existing jump sanity check.
10165 * jump.c (jump_optimize_1): Remove conditional trap handling.
10167 2001-07-14 Alan Modra <amodra@bigpond.net.au>
10169 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
10171 (insn_refs_are_delayed): Correct comment.
10172 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
10173 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
10174 instead of r31. Make associated insn !TARGET_64BIT, and
10175 provide an additional 64-bit insn that clobbers r2.
10176 (divsi3): Likewise.
10177 (udivsi3): Likewise.
10178 (modsi3): Likewise.
10179 (umodsi3): Likewise.
10181 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
10183 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
10185 * flow.c (redirect_edge_and_branch_force, split_edge,
10186 try_crossjump_to_edge): Use set_block_for_new_insns.
10187 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
10189 2001-07-13 H.J. Lu (hjl@gnu.org)
10191 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
10194 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10196 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
10198 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
10200 * c-common.c (decl_attributes): Take a pointer to the node to
10201 which attributes are to be attached, and a flags argument.
10202 * c-common.h (enum attribute_flags): New.
10203 (decl_attributes): Update prototype.
10204 * c-decl.c (start_decl, push_parm_decl, finish_struct,
10205 finish_enum, start_function): Update calls to decl_attributes.
10206 * c-parse.in (component_declarator, component_notype_declarator,
10207 label): Update calls to decl_attributes.
10209 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
10211 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
10212 * config/avr/avr.c (legitimate_address_p): Return value changed
10213 from letter to register classes. For better debugging.
10215 2001-07-13 Kazu Hirata <kazu@hxi.com>
10217 * jump.c (reversed_comparison_code_parts): Fix comment typos.
10219 2001-07-13 H.J. Lu (hjl@gnu.org)
10221 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
10223 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
10225 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
10226 correctly for shared configurations.
10227 * config/t-libgcc-pic: New.
10228 * config/{i386,m68k,sparc}/t-openbsd: New.
10229 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
10230 Support -shared. Support debugging libraries with -g.
10231 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
10232 frame information does not emit pointer diffs.
10233 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
10234 emit pointer diffs.
10236 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10238 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
10240 2001-07-13 David Edelsohn <edelsohn@gnu.org>
10242 * combine.c (try_combine): Ensure const_int pow2 is positive.
10244 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
10246 * config.gcc: Add configuration for s/390.
10247 * config/s390/s390.c: New. Subroutines for code generation.
10248 * config/s390/s390.h: New. Definitions for s/390.
10249 * config/s390/s390-protos.h: New. Prototypes.
10250 * config/s390/linux.h: New. Definitions for linux for s/390.
10251 * config/s390/linux64.h: New. Definitions for linux for zSeries.
10252 * config/s390/t-linux: New. Makefile fragment.
10253 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
10254 * config/s390/fixdfdi.h: New. Fix L_fix*di.
10256 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
10258 * emit-rtl.c (try_split): Update mark_jump_label call.
10259 * flow.c (find_sub_basic_blocks): Likewise.
10260 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10261 jump_back_p): Kill.
10262 (mark_all_labels): Kill second parameter.
10263 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10264 (rebuild_jump_labels, jump_optimize_minimal): Update call
10265 of jump_optimize_1.
10266 (jump_optimize_1): Kill crossjumping code.
10267 (mark_jump_label): Kill cross_jump parameter.
10268 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10269 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10270 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10272 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10274 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10275 reorganize passes to do reg-stack first, bb-reorder second.
10276 * invoke.texi (-d letters doc): Remove the jump2 pass.
10278 2001-07-12 Steve Ellcey <sje@cup.hp.com>
10280 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
10282 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10284 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
10286 (verify_flow_info): Make diagnostics prettier.
10288 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
10290 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
10292 * flow.c (outgoing_edges_match): Return early if condition reversal
10295 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
10297 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
10298 (mips_move_2words): When splitting a move into two instructions,
10299 prefix the second address operand with '%D'.
10301 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
10303 * Makefile.in (final.o): Depend on debug.h.
10304 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
10305 (dbx_debug_hooks): Add new hooks.
10306 (xcoff_debug_hooks): New.
10307 * debug.c (debug_nothing_file_int_int): New.
10308 (do_nothing_debug_hooks): Update.
10309 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
10310 (debug_nothing_file_int_int): New.
10311 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
10312 static, update prototype.
10313 (dwarf2_debug_hooks): Update.
10314 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
10315 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
10316 static, update prototype.
10317 (dwarf_debug_hooks): Update.
10318 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
10319 * final.c: Include debug.h.
10320 (final_scan_insn): Use debug hooks when beginning and ending blocks.
10321 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
10322 static, update prototype.
10323 (sdb_debug_hooks): Update.
10324 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
10325 * toplev.c: Distinguish between xcoff and dbx.
10327 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
10328 Call all debug hooks, not just dwarf ones.
10330 2001-07-11 Timothy Wall <twall@redhat.com>
10332 * config.gcc: Add configuration for AIX5/IA64.
10333 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
10334 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
10335 support prefix/suffix code.
10336 * config/ia64/t-aix: New. Makefile fragment.
10337 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
10339 2001-07-11 Kazu Hirata <kazu@hxi.com>
10341 * recog.c (validate_change): Fix a comment typo.
10343 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
10345 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
10346 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
10348 * dbxout.c (dbx_debug_hooks): Add new hooks.
10349 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
10351 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
10353 * dbxout.h (dbxout_start_new_source_file,
10354 dbxout_resume_previous_source_file): Delete.
10355 * debug.c (do_nothing_debug_hooks): Add new hooks.
10356 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
10357 (debug_nothing_int_charstar, debug_nothing_int): New.
10358 * debug.h (gcc_debug_hooks): New hooks define, undef,
10359 start_source_file and end_source_file.
10360 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
10361 (debug_nothing_int_charstar, debug_nothing_int): New.
10362 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
10363 the conditionally compiled section.
10364 (dwarf2out_start_source_file, dwarf2out_end_source_file,
10365 dwarf2out_define, dwarf2out_undef): Make static.
10366 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
10367 dwarf2out_define, dwarf2out_undef): Remove.
10368 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
10369 (dwarfout_start_source_file, dwarfout_end_source_file,
10370 dwarfout_define, dwarfout_undef): Make static.
10371 (dwarfout_start_source_file_check,
10372 dwarfout_end_source_file_check): New.
10373 (dwarfout_define, dwarfout_finish): Update.
10374 * dwarfout.h (dwarfout_start_new_source_file,
10375 dwarfout_resume_previous_source_file, dwarfout_define,
10376 dwarfout_undef): Remove.
10377 * sdbout.c (sdb_debug_hooks): Add new hooks.
10378 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
10380 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
10381 make static, take an arg.
10382 * sdbout.h (sdbout_start_new_source_file,
10383 sdbout_resume_previous_source_file): Delete.
10384 * toplev.c (debug_start_source_file, debug_end_source_file,
10385 debug_define, debug_undef): Delete.
10386 * toplev.h (debug_start_source_file, debug_end_source_file,
10387 debug_define, debug_undef): Delete.
10389 * java/jcf-parse.c: Include debug.h.
10390 (parse_class_file): Update to use debug hooks directly.
10391 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
10393 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10395 * alias.c (set_mem_alias_set): New function.
10396 * rtl.h (set_mem_alias_set): Declare it.
10397 * builtins.c (expand_builtin_return_addr): Call it instead of
10398 using MEM_ALIAS_SET accessor.
10399 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
10400 (get_memory_rtx, expand_builtin_va_arg): Likewise.
10401 (expand_builtin_va_copy):Likewise.
10402 * caller-save.c (setup_save_areas): Likewise.
10403 * calls.c (compute_argument_addresses): Likewise.
10404 * explow.c (set_mem_attributes): Likewise.
10405 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
10406 (expand_assignment, store_constructor_field, store_field): Likewise.
10407 (expand_expr_unaligned): Likewise.
10408 * function.c (assign_stack_temp_for_type): Likewise.
10409 (put_reg_into_stack, gen_mem_addressof): Likewise.
10410 * ifcvt.c (noce_try_cmove_arith): Likewise.
10411 * reload1.c (reload, alter_reg): Likewise.
10412 * config/alpha/alpha.c (get_aligned_mem): Likewise.
10413 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
10414 (alpha_expand_unaligned_store): Likewise
10415 (alpha_expand_unaligned_load_words): Likewise.
10416 (alpha_expand_unaligned_store_words): Likewise.
10417 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
10418 (alpha_expand_epilogue): Likewise.
10419 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
10420 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
10421 * config/i386/i386.c (legitimize_pic_address): Likewise.
10422 * config/i960/i960.c (setup_incoming_varargs): Likewise.
10423 * config/ia64/ia64.c (spill_restore_mem): Likewise.
10424 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
10425 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
10426 * config/mips/mips.c (mips_va_arg): Likewise.
10427 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10428 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
10429 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10430 (setup_incoming_varargs, rs6000_va_arg): Likewise.
10431 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
10432 (rs6000_emit_epilogue): Likewise.
10433 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
10434 * config/sparc/sparc.c (sparc_va_arg): Likewise.
10435 * config/v850/v850.c (v850_va_arg): Likewise.
10437 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
10439 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
10440 when fallthru edge is present.
10441 (mege_blocks): Handle case where creation of jump insn
10444 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
10445 CLEANUP_POST_REGSTACK): New constants.
10446 * except.c (finish_eh_generation): Update call of cleanup_cfg,
10447 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
10448 * output.h (cleanup_cfg): Update prototype.
10449 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
10450 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
10451 cleanup_cfg call; kill missleading comment.
10452 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
10453 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
10454 parameter; control optimizations performed using it.
10455 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
10456 try_crossjump_bb): New functions.
10458 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
10460 * pa.c (pa_output_function_prologue): Delete prototype. Make function
10462 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
10463 pa_output_function_prologue.
10464 * pa-protos.h (pa_output_function_prologue): New prototype.
10466 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
10468 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
10469 and low to get correct sign extension in low+high test.
10471 2001-07-11 Janis Johnson <janis@us.ibm.com>
10473 * gcov.c (arcdata): Use gcov_type to fix branch percentage
10474 for large hit count.
10476 * profile.c (branch_prob): Fix .bbg info for computed gotos
10479 2001-07-11 Mark Mitchell <mark@codesourcery.com>
10481 * stmt.c (parse_output_constraint): New function, split out
10483 (expand_asm_operands): ... here. Use parse_output_constraint.
10484 * tree.h (parse_output_constraint): Declare it.
10486 2001-07-11 Richard Henderson <rth@redhat.com>
10488 * bitmap.c: Comment some functions; fiddle whitespace.
10489 (bitmap_free): Don't export.
10490 (bitmap_element_allocate): Use memset.
10491 * bitmap.h (bitmap_free): Don't declare.
10493 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
10495 * gcse.c, lcm.c, sched-deps.c:
10496 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
10498 * flow.c (flow_loops_find): Free dom if we found no loops, since
10499 we aren't going to save it.
10501 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
10504 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
10506 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
10508 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10510 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
10511 #ifndef DWARF2_DEBUGGING_INFO.
10513 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
10515 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
10517 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
10519 * config/mips/mips.c (gen_int_relational): Tell the caller not to
10520 reverse a branch if a NE comparison is implemented with GTU.
10522 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
10523 H.J. Lu <hjl@gnu.org>
10525 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
10526 constant addresses.
10527 (call_internal2): Likewise.
10528 (call_value_internal1): Likewise.
10529 (call_value_internal2): Likewise.
10530 (call_value_multiple_internal1): Likewise.
10531 (call_value_multiple_internal2): Likewise.
10533 2001-07-10 Kazu Hirata <kazu@hxi.com>
10535 * calls.c (emit_library_call_value_1): Fix a comment typo.
10536 * dwarf2out.c (mem_loc_descriptor): Likewise.
10537 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
10539 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
10541 * simplify-rtx.c (simplify_subreg): Fix typo in comment
10543 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10545 * recog.c (offsettable_address_p): Handle LO_SUM case.
10546 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
10547 instead of plus_constant.
10549 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10551 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
10552 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
10554 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10556 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
10557 adjust_address_nv instead of plus_constant.
10559 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
10561 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
10562 dwarf2out.o): Depend on debug.h, wrap long lines.
10563 * dbxout.c: Include debug.h.
10564 (dbx_debug_hooks): New.
10565 (dbxout_init): Make static, take just 2 args.
10566 (dbxout_finish): Make static.
10567 * dbxout.h (dbxout_init, dbxout_finish): Delete.
10568 * debug.c: New file.
10569 * debug.h: New file.
10570 * dwarf2out.c: Include debug.h.
10571 (dwarf2_debug_hooks): New.
10572 (dwarf2out_init): Make static.
10573 (dwarf2out_finish): Make static, take 2 args.
10574 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
10575 * dwarfout.c: Include debug.h.
10576 (dwarf_debug_hooks): New.
10577 (dwarfout_init): Make static.
10578 (dwarfout_finish): Make static, take 2 args.
10579 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
10580 * sdbout.c: Include debug.h.
10581 (sdb_debug_hooks): New.
10582 (sdbout_init): Make static, take 2 args.
10583 * sdbout.h (sdbout_init): Delete.
10584 * toplev.c: Include debug.h.
10585 (debug_hooks): New.
10586 (compile_file): Set deubg_hooks based on command line options.
10587 Use the hooks unconditionally rather than conditional compilation.
10589 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
10591 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
10592 first_insn_after_basic_block_note instead.
10594 * df.c (df_bb_refs_unlink): #if 0 out for now.
10596 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
10598 * ssa.h: Add prototype for ssa_const_prop
10599 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
10600 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
10601 (ssa_fast_dce): Remove unused variable
10603 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
10605 * diagnostic.c (finish_diagnostic): Rename to
10606 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
10609 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
10611 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
10614 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
10615 (dump_file): Only pad the demangled name with spaces if the
10616 mangled name was padded with spaces.
10618 2001-07-10 Bernd Schmidt <bernds@redhat.com>
10620 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
10623 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10625 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
10626 extraction if no direct load if either EXPAND_CONST_ADDRESS or
10627 EXPAND_INITIALIZER.
10629 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
10630 whether can put offset inside LO_SUM to check mode alignment, not size.
10632 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
10634 * doc/tm.texi (Misc): Fix thinko.
10636 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
10638 * regmove.c (replace_in_call_usage): Fix warnings.
10639 * sched-deps.c (add_dependence): Fix warnings.
10640 * simplify-rtx.c (simplify_subreg): Likewise.
10641 Return NULL_RTX instead of NULL.
10643 * reg-stack.c (emit_swap_insn): Eliminate warnings.
10644 (subst_asm_stack_regs): Likewise.
10646 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
10649 * dwarf2out.c (output_call_frame_info): Declare i as int.
10650 (build_abbrev_table): Declare n_alloc as int.
10651 (dwarf2out_finish): Initialize die.
10652 * except.c: Declare sjlj_funcdef_number as unsigned.
10653 (connect_post_landing_pads): Declare j as unsigned.
10654 (convert_to_eh_region_ranges): Initialize call_site.
10655 (output_function_exception_table): Initialize tt_format_size.
10656 * expr.c (move_by_pieces_1): Initialize to1.
10657 (store_constructor): Initialize minelt and maxelt.
10658 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
10659 * function.c (instantiate_decls): Avoid signed/unsigned warning.
10661 * c-decl.c (combine_parm_decls): Unused, remove.
10662 * c-tree.h: Remove prototype for combine_parm_decls.
10664 * reload.c (push_reload): Fix warning.
10665 (regno_clobbered_p): Likewise.
10666 * reload1.c (replace_pseudos_in_call_usage): Likewise.
10667 (reload_combine): Likewise.
10669 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
10670 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
10672 * bitmap.c (bitmap_operation): Change user.
10673 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
10675 2001-07-10 Eric Christopher <echristo@redhat.com>
10677 * config/mips/mips.c (override_options): Fix typo.
10679 2001-07-09 Stan Shebs <shebs@apple.com>
10681 * target.h (struct gcc_target): New fields init_builtins and
10683 * target-def.h (TARGET_INIT_BUILTINS): New macro.
10684 (TARGET_EXPAND_BUILTIN): New macro.
10685 (TARGET_INITIALIZER): Add them.
10686 * builtins.c: Include target.h.
10687 (expand_builtin): Use targetm.expand_builtin.
10688 (default_init_builtins): New function.
10689 (default_expand_builtin): New function.
10690 * expr.h (default_init_builtins): Declare.
10691 (default_expand_builtin): Declare.
10692 * c-common.c (c_common_nodes_and_builtins): Use
10693 targetm.init_builtins.
10694 * defaults.h (MD_INIT_BUILTINS): Remove.
10695 * Makefile.in (builtins.o): Depend on target.h.
10697 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
10698 (TARGET_EXPAND_BUILTIN): Define.
10699 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
10700 (MD_EXPAND_BUILTIN): Remove.
10702 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
10703 (TARGET_EXPAND_BUILTIN): Define.
10704 (c4x_init_builtins): Make endlink arg a local.
10705 (c4x_print_operand): Fix typos in adjust_address usages.
10706 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
10707 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
10708 (MD_EXPAND_BUILTIN): Remove.
10710 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
10711 (TARGET_EXPAND_BUILTIN): Define.
10712 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
10713 (ix86_init_builtins): Call new function only if TARGET_MMX.
10714 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
10715 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
10716 (MD_EXPAND_BUILTIN): Remove.
10718 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
10719 (TARGET_EXPAND_BUILTIN): Define.
10720 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
10721 (MD_EXPAND_BUILTIN): Remove.
10723 * doc/tm.texi: Document these changes.
10725 2001-07-09 Diego Novillo <dnovillo@redhat.com>
10727 * basic-block.h (tree_node): Forward declare if needed.
10728 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
10729 (BLOCK_HEAD_TREE): Define.
10730 (BLOCK_END_TREE): Define.
10731 (struct loops): Rename field 'tree' to 'tree_root'.
10732 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
10734 (flow_loops_tree_build): Rename reference to field 'tree' to
10736 (flow_loops_level_compute): Ditto.
10737 * predict.c (estimate_bb_frequencies): Ditto.
10738 * tree.h (struct tree_common): Add field 'aux'.
10740 2001-07-09 Stan Shebs <shebs@apple.com>
10742 * config/darwin.c (darwin_encode_section_info): Don't mark any
10743 DECL_EXTERNAL node as defined.
10745 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
10747 * pa.c (pa_init_machine_status, pa_mark_machine_status,
10748 pa_free_machine_status, hppa_init_pic_save): Delete.
10749 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
10750 (hppa_profile_hook): Use hppa_pic_save_rtx.
10751 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
10752 hppa_init_pic_save): Delete.
10753 (hppa_pic_save_rtx): Declare.
10754 * pa.md (call, call_value, sibcall, sibcall_value,
10755 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
10757 2001-07-09 Kazu Hirata <kazu@hxi.com>
10759 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
10760 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
10762 2001-07-09 Andreas Jaeger <aj@suse.de>
10764 * output.h: Add declaration of final_forward_branch_p.
10766 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
10768 * varray.c: Include errors.h for internal_error and trim_filename
10771 * Makefile.in (varray.o): Add errors.h.
10773 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
10775 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
10776 * optabs.c (have_add2_insn): Check whether the add insn chosen
10777 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
10778 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
10780 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
10782 * Makefile.in (OBJS): Add ssa-ccp.o
10783 (ssa-ccp.o): Add dependencies.
10784 * toplev.c (DFI_ssa_ccp): New dump file enum.
10785 (dump_file): Add entry for dumping after SSA CCP.
10786 (flag_ssa_ccp): New flag variable.
10787 (f_options): Add -fssa-ccp.
10788 (rest_of_compilation): Run SSA CCP if requested.
10789 * timevar.def (TV_SSA_CCP): New timevar.
10790 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
10791 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
10792 Fix minor typo in SSA DCE documentation.
10793 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
10794 Add documentation for new dump option. Renumber dump files
10797 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10799 * emit-rtl.c (gen_highpart_mode): New.
10800 * rtl.h (gen_highpart_mode): Declare.
10801 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
10802 operand can be VOIDmode constant.
10804 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
10806 * flow.c (redirect_edge_and_branch_force): New.
10807 (can_fallthru): Ensure that basic blocks are succeeding.
10808 (try_optimize_cfg): Do not delete basic block if it is the last one.
10810 * flow.c (try_redirect_by_replacing_jump): Do not remove
10811 jumps with side effects, unlink chain on fallthru edge;
10812 set block for new jump instruction; avoid basic block to
10813 over by line number note.
10815 * flow.c (try_simplify_condjump): Verify that the condjump
10816 is not always falling trought.
10819 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
10821 * flow.c (forwarder_block_p): Fix for fallthru blocks.
10822 (try_redirect_by_replacing_jump): Update properly the count
10823 and frequency information.
10825 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10827 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
10828 address that is a LO_SUM specially.
10829 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
10831 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
10833 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
10834 (operand_subword): Use them.
10835 (change_address_1): Renamed from change_address; new arg VALIDATE.
10836 * expr.h: Reflect above changes; change_address now macro.
10837 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
10839 * cselib.c (add_mem_for_addr): Likewise.
10840 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
10841 * regmove.c (try_apply_stack_adjustment): Likewise.
10842 * reload.c (push_reload, make_memloc): Likewise.
10843 * reload1.c (eliminate_regs): Likewise.
10844 * simplify-rtx.c (simplify_replace_rtx): Likewise.
10845 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
10847 * combine.c (make_extraction, simplify_shift_const): Likewise.
10848 (gen_lowpart_for_combine): Likewise.
10849 * cse.c (gen_lowpart_if_possible): Likewise.
10850 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
10851 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
10852 * optabs.c (gen_move_insn): Likewise.
10853 * reload1.c (alter_reg): Likewise.
10854 * simplify-rtx.c (simplify_subreg): Likewise.
10855 * stmt.c (expand_anon_union_decl): Likewise.
10856 * recog.c (validate_replace_rtx_1): Likewise.
10858 * Makefile.in (recog.o): Add $(EXPR_H).
10859 * explow.c (stabilize): Call replace_equiv_address.
10860 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
10861 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
10863 2001-07-03 Andrew Haley <aph@redhat.com>
10865 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
10866 the mode of the memory location.
10868 2001-07-09 Bo Thorsen <bo@suse.co.uk>
10870 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
10872 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
10874 * final.c (output_addr_const): Use target opening and
10875 closing parentheses.
10876 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
10877 defaults, add to TARGET_ASM_OUT.
10878 * target.h (struct gcc_target): Add open_paren and close_paren.
10879 * doc/md.texi: Update.
10880 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
10881 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
10882 TARGET_ASM_CLOSE_PAREN.
10883 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
10885 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
10887 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
10888 * config/a29k/a29k.h: Similarly.
10889 * config/alpha/alpha.h: Similarly.
10890 * config/arc/arc.h: Similarly.
10891 * config/arm/aof.h: Similarly.
10892 * config/arm/aout.h: Similarly.
10893 * config/avr/avr.h: Similarly.
10894 * config/c4x/c4x.h: Similarly.
10895 * config/clipper/clipper.h: Similarly.
10896 * config/convex/convex.h: Similarly.
10897 * config/d30v/d30v.h: Similarly.
10898 * config/dsp16xx/dsp16xx.h: Similarly.
10899 * config/elxsi/elxsi.h: Similarly.
10900 * config/fr30/fr30.h: Similarly.
10901 * config/h8300/h8300.h: Similarly.
10902 * config/i370/i370.h: Similarly.
10903 * config/i386/i386.h: Similarly.
10904 * config/i860/i860.h: Similarly.
10905 * config/i960/i960.h: Similarly.
10906 * config/ia64/ia64.h: Similarly.
10907 * config/m32r/m32r.h: Similarly.
10908 * config/m68hc11/m68hc11.h: Similarly.
10909 * config/m68k/m68k.h: Similarly.
10910 * config/m88k/m88k.h: Similarly.
10911 * config/mcore/mcore.h: Similarly.
10912 * config/mips/mips.h: Similarly.
10913 * config/mn10200/mn10200.h: Similarly.
10914 * config/mn10300/mn10300.h: Similarly.
10915 * config/ns32k/ns32k.h: Similarly.
10916 * config/pa/pa.h: Similarly.
10917 * config/pdp11/pdp11.h: Similarly.
10918 * config/pj/pj.h: Similarly.
10919 * config/romp/romp.h: Similarly.
10920 * config/rs6000/rs6000.h: Similarly.
10921 * config/sh/sh.h: Similarly.
10922 * config/sparc/sparc.h: Similarly.
10923 * config/v850/v850.h: Similarly.
10924 * config/vax/vax.h: Similarly.
10925 * config/we32k/we32k.h: Similarly.
10927 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
10929 * doc/c-tree.texi: Document representation of attributes.
10931 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10933 * doc/tm.texi: Update some places for the rename of target to
10936 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10938 * target.h (struct gcc_target): Add insert_attributes.
10939 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
10940 (TARGET_INITIALIZER): Update.
10941 * tree.c, tree.h (default_insert_attributes): New function.
10942 Update comments on other default functions to refer to targetm,
10944 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
10945 TARGET_INSERT_ATTRIBUTES.
10946 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
10947 * c-common.c (decl_attributes): Use targetm.insert_attributes.
10948 Don't use PRAGMA_INSERT_ATTRIBUTES.
10949 * Makefile.in (c-common.o): Depend on $(TARGET_H).
10950 * c-decl.c (start_decl, start_function): Don't call
10951 SET_DEFAULT_DECL_ATTRIBUTES.
10952 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
10953 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
10955 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
10956 (c4x_check_attribute): Avoid modifying attribute list itself.
10957 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
10959 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
10960 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
10962 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
10963 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
10965 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
10966 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
10968 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
10969 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
10970 Adjust parameters. Make static.
10972 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10974 * c-common.c (decl_attributes): Only take a single attributes
10976 * c-common.h (decl_attributes): Update prototype.
10977 * c-decl.c (start_decl, start_function): Only take a single
10978 attributes parameter. Update calls to decl_attributes.
10979 (finish_struct, finish_enum): Update calls to decl_attributes.
10980 (push_parm_decl): Expect unified list of attributes. Update call
10981 to decl_attributes.
10982 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
10983 notype_nested_function, component_declarator,
10984 component_notype_declarator, label): Update calls to
10986 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
10987 lists that are passed to push_parm_decl.
10988 * c-tree.h (start_function, start_decl): Update prototypes.
10989 * config/sh/sh-protos.h, config/sh/sh.c
10990 (sh_pragma_insert_attributes): Only take a single attributes
10992 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
10993 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
10994 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
10995 build_module_descriptor, generate_static_references,
10996 generate_strings, build_selector_translation_table,
10997 generate_descriptor_table, generate_protocols,
10998 generate_ivars_list, generate_dispatch_table,
10999 generate_protocol_list, generate_category,
11000 generate_shared_structures, really_start_method, add_objc_decls,
11001 generate_classref_translation_entry): Update calls to start_decl
11002 and start_function.
11003 (build_tmp_function_decl, start_method_def): Unify attribute lists
11004 that are passed to push_parm_decl.
11006 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
11008 * final.c (no_asm_to_stream): New.
11009 (final_scan_insn): Use target structures for prologue ends
11010 and epilogue starts.
11011 * output.h (no_asm_to_stream): New.
11012 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
11013 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
11014 (TARGET_ASM_OUT): Update.
11015 * target.h (struct gcc_target): New members function_end_prologue
11016 and function_begin_epilogue.
11017 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
11018 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
11019 * config/alpha/alpha.c (output_end_prologue): Rename to
11020 alpha_output_function_end_prologue. Use in target struct
11022 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
11023 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
11024 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
11025 ia64_output_function_end_prologue. Use in target struct
11027 (ia64_function_prologue, ia64_funciton_epilogue): Rename
11028 mistyped prototypes.
11029 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
11030 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
11032 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
11033 an use in target struct, make static.
11034 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
11037 2001-07-08 Richard Henderson <rth@redhat.com>
11039 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
11041 2001-07-08 Richard Henderson <rth@redhat.com>
11043 * config/i386/i386.md: Remove constraints strings from define_split
11044 and define_peephole2 patterns.
11045 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
11046 (eh_return): Use them.
11048 2001-07-08 Richard Henderson <rth@redhat.com>
11050 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
11051 Document MD_FALLBACK_FRAME_STATE_FOR.
11053 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11055 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
11056 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
11058 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
11060 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
11062 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
11063 of the label inside NAME as opposed to just the end of NAME.
11065 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
11067 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
11068 * config/alpha/alpha.c (alpha_init_machine_status,
11069 alpha_mark_machine_status, alpha_free_machine_status): Delete.
11070 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
11071 (vms_valid_decl_attribute_p): Make static, conditionally compile.
11072 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
11074 2001-07-06 Stan Shebs <shebs@apple.com>
11076 * target.h (targetm): Rename global from "target", so as not to
11077 conflict with local variables.
11079 * c-typeck.c: Ditto.
11082 * cp/decl.c: Ditto.
11083 * cp/decl2.c: Ditto.
11084 * cp/typeck.c: Ditto.
11085 * 1750a/1750a.c: Ditto.
11086 * a29k/a29k.c: Ditto.
11087 * arc/arc.c: Ditto.
11088 * arm/arm.c: Ditto.
11089 * avr/avr.c: Ditto.
11090 * clipper/clipper.c: Ditto.
11091 * convex/convex.c: Ditto.
11092 * d30v/d30v.c: Ditto.
11093 * dsp16xx/dsp16xx.c: Ditto.
11094 * elxsi/elxsi.c: Ditto.
11095 * fr30/fr30.c: Ditto.
11096 * h8300/h8300.c: Ditto.
11097 * i370/i370.c: Ditto.
11098 * i386/i386.c: Ditto.
11099 * i860/i860.c: Ditto.
11100 * i960/i960.c: Ditto.
11101 * ia64/ia64.c: Ditto.
11102 * m32r/m32r.c: Ditto.
11103 * m68hc11/m68hc11.c: Ditto.
11104 * m68k/m68k.c: Ditto.
11105 * m88k/m88k.c: Ditto.
11106 * mips/mips.c: Ditto.
11107 * ns32k/ns32k.c: Ditto.
11109 * pdp11/pdp11.c: Ditto.
11110 * romp/romp.c: Ditto.
11111 * rs6000/rs6000.c: Ditto.
11113 * sparc/sparc.c: Ditto.
11114 * vax/vax.c: Ditto.
11115 * we32k/we32k.c: Ditto.
11116 * doc/tm.texi: Update the manual to match.
11118 2001-07-06 Richard Henderson <rth@redhat.com>
11120 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
11121 DWARF2_UNWIND_INFO not just whether it is defined.
11123 2001-07-06 Diego Novillo <dnovillo@redhat.com>
11125 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
11126 call to simplify_binary_operation returns a new pattern.
11128 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11130 * glimits.h (__SHRT_MAX__): New.
11131 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
11132 (SHRT_MAX): Define in terms of __SHRT_MAX__.
11134 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
11136 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
11139 2001-07-06 Richard Henderson <rth@redhat.com>
11141 * bitmap.c (bitmap_release_memory): Move adjacent to the
11142 allocation functions.
11143 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
11144 the implementation. Binary search for the set bit.
11145 (bitmap_union_of_diff): Allocate the temporary on the stack
11146 instead of using xmalloc.
11148 2001-07-06 Richard Henderson <rth@redhat.com>
11150 * genrecog.c (validate_pattern): Warn for constraints in
11151 define_{expand,split,peephole2}. Remove strict_low_part
11152 before looking up match_dup.
11154 2001-07-06 DJ Delorie <dj@redhat.com>
11156 * doc/gcc.texi (Makefile): Rename to be a more general purpose
11157 chapter about various build hints and history. Add section
11158 talking about the various types of native and cross builds.
11160 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
11162 * Makefile.in (final.o): Depend on target.h.
11163 * final.c: Include target.h.
11164 (default_function_pro_epilogue): New.
11165 (final_start_function): Use target structure for function prologues.
11166 (final_end_function): Use target structure for function epilogues.
11167 * fold-const.c (real_hex_to_f): Constify s and p.
11168 * output.h (default_function_pro_epilogue): New.
11169 * real.h (real_hex_to_f): Update prototype.
11170 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
11171 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
11172 (TARGET_INITIALIZER): Update.
11173 * target.h (gcc_target): Add struct asm_out.
11174 * doc/tm.texi: Update.
11177 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
11178 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
11179 in cpu/cpu.c, or rename old functions consistently. Take
11180 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
11181 redundant macros and prototypes. Make new functions static.
11183 * 1750a/1750a.c: Similarly.
11184 * 1750a/1750a.h: Similarly.
11185 * a29k/a29k-protos.h: Similarly.
11186 * a29k/a29k.c: Similarly.
11187 * a29k/a29k.h: Similarly.
11188 * arc/arc-protos.h: Similarly.
11189 * arc/arc.c: Similarly.
11190 * arc/arc.h: Similarly.
11191 * arm/arm-protos.h: Similarly.
11192 * arm/arm.c: Similarly.
11193 * arm/arm.h: Similarly.
11194 * avr/avr-protos.h: Similarly.
11195 * avr/avr.c: Similarly.
11196 * avr/avr.h: Similarly.
11197 * clipper/clipper-protos.h: Similarly.
11198 * clipper/clipper.c: Similarly.
11199 * clipper/clipper.h: Similarly.
11200 * convex/convex.c: Similarly.
11201 * convex/convex.h: Similarly.
11202 * d30v/d30v-protos.h: Similarly.
11203 * d30v/d30v.c: Similarly.
11204 * d30v/d30v.h: Similarly.
11205 * d30v/d30v.md: Similarly.
11206 * dsp16xx/dsp16xx-protos.h: Similarly.
11207 * dsp16xx/dsp16xx.c: Similarly.
11208 * dsp16xx/dsp16xx.h: Similarly.
11209 * elxsi/elxsi.c: Similarly.
11210 * elxsi/elxsi.h: Similarly.
11211 * fr30/fr30.c: Similarly.
11212 * fr30/fr30.md: Similarly.
11213 * h8300/h8300-protos.h: Similarly.
11214 * h8300/h8300.c: Similarly.
11215 * h8300/h8300.h: Similarly.
11216 * i370/i370-protos.h: Similarly.
11217 * i370/i370.c: Similarly.
11218 * i370/i370.h: Similarly.
11219 * i386/i386.c: Similarly.
11220 * i386/osf1elf.h: Similarly.
11221 * i386/osfrose.h: Similarly.
11222 * i860/i860-protos.h: Similarly.
11223 * i860/i860.c: Similarly.
11224 * i860/i860.h: Similarly.
11225 * i960/i960-protos.h: Similarly.
11226 * i960/i960.c: Similarly.
11227 * i960/i960.h: Similarly.
11228 * ia64/ia64-protos.h: Similarly.
11229 * ia64/ia64.c: Similarly.
11230 * ia64/ia64.h: Similarly.
11231 * m32r/m32r-protos.h: Similarly.
11232 * m32r/m32r.c: Similarly.
11233 * m32r/m32r.h: Similarly.
11234 * m68hc11/m68hc11-protos.h: Similarly.
11235 * m68hc11/m68hc11.c: Similarly.
11236 * m68hc11/m68hc11.h: Similarly.
11237 * m68k/crds.h: Similarly.
11238 * m68k/dpx2.h: Similarly.
11239 * m68k/m68k-protos.h: Similarly.
11240 * m68k/m68k.c: Similarly.
11241 * m68k/m68k.h: Similarly.
11242 * m68k/news.h: Similarly.
11243 * m88k/m88k-protos.h: Similarly.
11244 * m88k/m88k.c: Similarly.
11245 * m88k/m88k.h: Similarly.
11246 * mips/mips-protos.h: Similarly.
11247 * mips/mips.c: Similarly.
11248 * mips/mips.h: Similarly.
11249 * ns32k/merlin.h: Similarly.
11250 * ns32k/ns32k.c: Similarly.
11251 * ns32k/ns32k.h: Similarly.
11252 * ns32k/tek6000.h: Similarly.
11253 * pa/pa-protos.h: Similarly.
11254 * pa/pa.c: Similarly.
11255 * pa/pa.h: Similarly.
11256 * pdp11/2bsd.h: Similarly.
11257 * pdp11/pdp11-protos.h: Similarly.
11258 * pdp11/pdp11.c: Similarly.
11259 * pdp11/pdp11.h: Similarly.
11260 * romp/romp-protos.h: Similarly.
11261 * romp/romp.c: Similarly.
11262 * romp/romp.h: Similarly.
11263 * rs6000/rs6000-protos.h: Similarly.
11264 * rs6000/rs6000.c: Similarly.
11265 * rs6000/rs6000.h: Similarly.
11266 * rs6000/sysv4.h: Similarly.
11267 * sh/sh-protos.h: Similarly.
11268 * sh/sh.c: Similarly.
11269 * sh/sh.h: Similarly.
11270 * sparc/sparc-protos.h: Similarly.
11271 * sparc/sparc.c: Similarly.
11272 * sparc/sparc.h: Similarly.
11273 * vax/vax.c: Similarly.
11274 * vax/vax.h: Similarly.
11275 * vax/vms.h: Similarly.
11276 * we32k/we32k.c: Similarly.
11277 * we32k/we32k.h: Similarly.
11279 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
11281 * basic-block.h (first_insn_after_basic_block_note): Declare.
11282 * flow.c (first_insn_after_basic_block_note): Define. Moved
11284 * ssa.c (first_insn_after_basic_block_note): Remove.
11285 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
11287 (ssa_eliminate_dead_code): Properly update the CFG and PHI
11288 nodes when we find a dead conditional branch. Insert BARRIERs
11289 after any blocks with no successors, but which do not have
11292 2001-07-06 Zack Weinberg <zackw@stanford.edu>
11294 * varray.c (varray_check_failed): Use internal_error.
11296 2001-07-05 Andrew Haley <aph@redhat.com>
11298 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
11299 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
11300 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
11302 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
11304 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
11305 reference if the target constant is also a SYMBOL_REF.
11307 2001-07-05 Eric Christopher <echristo@redhat.com>
11309 * config/mips/mips.h (MASK_MIPS3900): Remove.
11310 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
11311 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
11312 (TARGET_MIPS3900): Change to use mips_arch.
11313 (TARGET_MIPS4000): New.
11314 (TARGET_MIPS4100): New.
11315 (TARGET_MIPS4300): New.
11316 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
11317 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
11319 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
11320 (ISA_HAS_BRANCHLIKELY): To here.
11321 (CC1_CPU_SPEC): New.
11322 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
11323 (mips_arch_string): Declare.
11324 (mips_arch): Declare.
11325 (TARGET_OPTIONS): Add -march and -mtune.
11327 * config/mips/mips.c (mips_arch_string): New.
11329 (override_options): Handle -march for codegen and -mtune
11330 for scheduling. Use mips_arch. Move tx39 target default here.
11331 (mips_parse_cpu): Move error message to override_options.
11333 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
11335 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
11337 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
11338 (MIPS Options): Ditto. Change mcpu entry to historical text.
11340 2001-07-05 H.J. Lu (hjl@gnu.org)
11342 * config/mips/mips.c (mips_parse_cpu): New function to parse
11345 2001-07-05 Jim Wilson <wilson@redhat.com>
11347 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
11348 * config/ia64/t-ia64: Likewise.
11349 (LIB1ASMFUNCS): Update comment.
11351 2001-07-05 David Edelsohn <edelsohn@gnu.org>
11353 * doc/install.texi (Install GCC: Binaries): Fix typo.
11355 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11357 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
11358 reference using the stack pointer, adjust it since we push Y
11360 ("*ashrsi3"): Likewise.
11361 ("*lshrsi3"): Likewise.
11363 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11365 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
11366 when -fomit-frame-pointer is used.
11368 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
11370 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
11371 (try_redirect_by_replacing_jump): Reverse updating properly the
11372 count and frequency information. Reverse removing cc0 setter.
11373 (forwarder_block_p): Reverse fixing for fallthru blocks.
11375 2001-07-05 DJ Delorie <dj@redhat.com>
11377 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
11378 (translate_options): If the above is defined, use it to map
11379 given options to new options.
11380 * doc/tm.texi: Document it.
11382 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
11383 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11385 * doc/invoke.texi (Optimize Options): Document that -fgcse may
11386 cause programs using computed gotos to run more slowly.
11388 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11390 * doc/install.texi (Specific): Markup, spelling and typo fixes.
11392 Consistently require binutils 2.11.2, not prereleases.
11393 (Specific, decstation-*): Canonicalize as mips-dec-*.
11394 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
11396 (Specific, m68k-altos): Removed reference to README.altos, deleted.
11397 (Specific, mips-*): Reword MIPS C compiler requirements.
11398 (Specific, powerpc*-*-*): New, mention --with-cpu once.
11399 (Specific, sunv5): Removed, obsolete.
11401 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
11403 * dwarf2out.c (output_loc_list): Use an all ones mask for
11404 .text asm output and don't rely on long long
11405 literals. Reformat some long lines.
11407 2001-07-05 Andreas Jaeger <aj@suse.de>
11409 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
11412 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11414 * dwarf2out.c (dwarf2out_define): Update comment.
11415 (dwarf2out_undef): Ditto.
11416 (dwarf2out_start_source_file): Ditto.
11417 (dwarf2out_end_source_file): Ditto.
11418 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
11419 since we never call the start/end debug hook for the primary file.
11421 2001-07-04 Kazu Hirata <kazu@hxi.com>
11423 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
11426 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
11428 * cppinit.c (remove_dup_dirs): Inform if a system include
11429 directory is being reordered.
11430 * doc/invoke.texi (Directory Options): GCC warns if you hide a
11432 * doc/cpp.texi (Search Paths): Likewise.
11433 * doc/gcc.texi (Interoperation): Remove information about
11436 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
11438 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
11439 (VARRAY_TOP_CHAR_PTR): Likewise.
11441 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11443 * gcc.c (process_command): Don't assign elements of a const char*.
11445 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11447 * emit-rtl.c (change_address): Don't abort if invalid address while
11448 reload is in progress.
11450 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11452 * c-lex.c (cb_file_change): Pass line number to
11453 debug_start_source_file.
11454 (cb_undefine): Pass correct line number to debug_undef.
11456 * toplev.c (debug_start_source_file): Add line number to
11457 parameters. Pass it along to dwarf2out_start_source_file.
11458 (decode_g_option): Stop resetting debug level back to normal when
11459 we change debug formats, unless the current level is
11460 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
11463 * toplev.h (debug_start_source_file): Add line number to
11466 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
11469 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
11471 Output debug_macinfo data for starting file if requested.
11472 (dwarf2out_end_source_file): Output debug_macinfo data for ending
11474 (dwarf2out_define): Output debug_macinfo data for defining a macro
11476 (dwarf2out_undef): Output debug_macinfo data for undefining a
11477 macro if requested.
11478 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
11479 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
11480 (macinfo_section_label): New. DWARF2 macro info section label.
11481 (dwarf2out_init): If we want macro info, output the start label
11483 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
11484 attribute to the compilation unit die pointing to the macro info.
11486 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11488 * dwarf2out.c (new_loc_list): Move to inside #ifdef
11489 DWARF2_DEBUGGING_INFO.
11490 (add_loc_descr_to_loc_list): Ditto.
11491 (output_loc_list): Ditto.
11492 Also, fix thinko in curr not being initialized.
11493 (gen_internal_sym): Ditto.
11495 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11497 * emit-rtl.c (replace_equiv_address): New function.
11498 * expr.h (replace_equiv_address): New declaration.
11499 * explow.c (validize_mem): Call it instead of change_address and
11500 also call if -fforce-addr and address is constant.
11501 * expr.c: Replace more calls to change_address with adjust_address
11502 and/or replace_equiv_address or to validize_mem.
11503 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
11504 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
11505 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
11506 * config/i370/i370.md, config/i860/i860.md: Likewise.
11507 * config/i960/i960.md, config/mips/mips.c: Likewise.
11508 * config/mips/mips.md, config/pa/pa.md: Likewise.
11509 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
11510 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
11512 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11514 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
11516 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
11519 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
11521 * doc/include: New directory.
11522 * doc/fdl.texi: Move to doc/include/fdl.texi.
11523 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
11524 * doc/include/funding.texi, doc/include/gpl.texi: New files.
11525 * doc/gcc.texi: Use funding.texi and gpl.texi.
11526 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
11527 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
11528 Update dependencies and use -I $(docdir)/include.
11530 2001-07-04 Anthony Green <green@redhat.com>
11532 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
11534 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11536 * doc/install.texi (sparc64-*-*): Remove garbage.
11538 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
11540 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
11541 Fix typo in last change to use adjust_address.
11543 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11545 * doc/install.texi (Specific): Update information for *-*-solaris*.
11547 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11549 * explow.c (plus_constant_wide): Reinitialize Y for restart.
11551 2001-07-03 Stan Shebs <shebs@apple.com>
11553 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
11554 case for flag_no_mach_text_sections.
11555 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
11556 * config/darwin.c (flag_no_mach_text_sections): Remove.
11557 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
11559 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11561 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
11562 and avoid checking for constant as first operand.
11563 * recog.c (find_constant_term_loc): No longer static.
11564 (adj_offettable_operand): Delete.
11565 * rtl.h (adj_offsettable_operand): Delete declaration.
11566 (find_constant_term): Add declaration.
11567 * caller-save.c: Replace calls to adj_offsettable_operand with calls
11569 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
11570 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
11571 * config/i386/i386.c, config/i386/i386.md: Likewise.
11572 * config/i860/i860.c, config/i960/i960.c: Likewise.
11573 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
11574 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
11575 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
11576 * config/mips/mips.c, config/mips/mips.md: Likewise.
11577 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
11578 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
11579 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
11580 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
11581 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
11582 * config/ns32k/ns32k.md: Likewise.
11584 2001-07-03 Zack Weinberg <zackw@stanford.edu>
11586 * rtl.c (copy_rtx): Handle 'T' format letter.
11587 * gensupport.c (collect_insn_data): Likewise.
11588 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
11590 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
11592 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
11593 -B option. Use 'dir' not 'foo' as example directory name.
11595 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11597 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11598 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
11600 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
11602 * doc/cppinternals.texi: Improve formatting and logical markup.
11604 2001-07-03 Andreas Jaeger <aj@suse.de>
11606 * Makefile.in (insn-recog.o): Add dependency on reload.h.
11608 * genrecog.c (write_header): Include reload.h for prototypes in
11611 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
11614 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
11615 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
11616 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
11617 i386_pe_valid_type_attribute_p): Add.
11618 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
11619 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
11621 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11623 * explow.c (plus_constant_wide, case LO_SUM): New case.
11624 (plus_constant_for_output_wide): Delete.
11625 * rtl.h (plus_constant_for_output): Delete.
11626 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
11627 instead of plus_constant_for_output.
11628 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
11629 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
11630 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
11631 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
11632 * config/sparc/sparc.md: Likewise.
11633 Convert some change_address calls to adjust_address.
11635 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
11637 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
11638 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
11639 documentation of -std and -Wwrite-strings.
11641 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
11643 * cse.c (canon_hash): Don't register registers in very small
11644 register classes, as extending their lifetime might cause
11647 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11649 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
11651 * flow.c (forwarder_block_p): Fix for fallthru blocks.
11652 (try_redirect_by_replacing_jump): Update properly the count
11653 and frequency information.
11655 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
11657 * toplev.c (dump_file_index): Move SSA dumps just after first
11659 (dump_file): Corresponding changes.
11660 (rest_of_compilation): Move SSA path to just after the first
11662 * doc/gcc.texi (Passes): Update due to movement of SSA path.
11663 * doc/invoke.texi: Update dump file #s as they were completely
11664 out of date with reality.
11666 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
11668 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
11670 * expr.c (emit_move_insn_1): Deal with non-default
11673 * expr.c (emit_single_push_insn): Fix warning.
11675 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
11677 * expr.c (emit_move_insn_1): Avoid modifying
11678 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
11680 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11682 * emit-rtl.c (adjust_address): New function.
11683 * expr.h (adjust_address): Add declaration.
11684 * builtins.c: Replace some calls to change_address with calls to it
11685 or to validize_mem.
11686 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
11687 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
11688 * config/arm/arm.c, config/convex/convex.c: Likewise.
11689 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
11690 * config/i386/i386.c, config/i386/i386.md: Likewise.
11691 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
11692 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
11693 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
11694 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
11695 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
11697 2001-07-02 Jim Wilson <wilson@redhat.com>
11699 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
11701 2001-07-02 Steve Ellcey <sje@cup.hp.com>
11703 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
11704 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
11706 2001-07-02 Zack Weinberg <zackw@stanford.edu>
11708 * cppinit.c (lang_defaults): New table.
11709 (set_lang): Just read from lang_defaults into the live options
11712 2001-07-02 Zack Weinberg <zackw@stanford.edu>
11714 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
11715 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
11716 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
11718 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11720 * doc/install.texi: Various spelling and markup fixes.
11721 (Installing GCC): Component specific installation instructions are
11724 Warn about removing old install dir in the presence of shared libs.
11725 (Configuration): Invoke with options target to match configure
11727 Consistently refer to gas, gld pathnames.
11728 Invert --enable-multilib documentation.
11729 Remove references to old compiler versions.
11731 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11733 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
11735 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11737 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
11739 (Specific, mips*-sgi-irix5): Note IDO download.
11740 Reworded MIPS C hints.
11741 Use GNU as instead of GAS.
11743 Removed SGI Freeware reference, IRIX 6 only.
11744 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
11745 Note N64 library requirement/workaround.
11747 Complete list of structure passing bug victims.
11749 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11751 * doc/install.texi: Remove CVS Id.
11753 2001-07-02 Andreas Jaeger <aj@suse.de>
11755 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
11756 (find_inherently_necessary): Remove unused variable.
11758 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
11760 * c-common.h (TDI_inlined): New ast dump phase.
11761 (dump_flag_name): New function.
11762 * c-dump.c (dump_files): Add inlined phase.
11763 (dump_flag_name): Define.
11764 * doc/invoke.texi (-fdump-ast-inlined): Document.
11766 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11768 * stor-layout.c (layout_decl): Revert change to handling of alignment
11771 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11773 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
11776 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
11778 * doc/tm.texi (FUNCTION_ARG): Document that the last call
11781 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
11783 * tlink.c (recompile_files): Remove COMPILER_PATH and
11784 LIBRARY_PATH from the environment.
11786 2001-07-01 Zack Weinberg <zackw@stanford.edu>
11788 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
11789 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
11791 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
11793 * c-parse.in (OBJC_STRING): Kill.
11794 (objc_string): Decompose to [objc_string] '@' STRING.
11795 (reswords): Take the leading '@' off all the Objective C keywords.
11796 (objc_rid_sans_at): Kill.
11797 (init_reswords): Don't initialize it.
11798 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
11799 (_yylex): Kill reconsider label. Look ahead one token after
11800 an '@'; if we get an identifier, check whether it's an
11801 Objective C @-keyword. If so, return the keyword. Otherwise,
11802 put back the token and return the '@' as a terminal.
11804 * cpplib.c (lex_macro_node): Remove unnecessary check for
11805 leading '@' on identifier. Clarify control flow and commentary.
11807 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11809 * cse.c (new_label_ref): Variable deleted.
11810 (insert): Remove set of new_label_ref.
11811 (check_for_label_ref): New function.
11812 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
11814 See ChangeLog.5 for earlier changes.