1 2001-10-28 Joseph S. Myers <jsm28@cam.ac.uk>
3 * ChangeLog.0, ChangeLog.1, ChangeLog.2, ChangeLog.3, ChangeLog.4,
4 ChangeLog.5, ChangeLog, ChangeLog.lib, FSFChangeLog.10, ONEWS,
5 c-common.c, caller-save.c, cfg.c, cfgcleanup.c, cfgrtl.c,
6 collect2.c, df.h, diagnostic.h, final.c, gcse.c, gthr.h,
7 haifa-sched.c, jump.c, local-alloc.c, profile.c, protoize.c,
8 regmove.c, reload1.c, rtlanal.c, sched-vis.c, ssa.c, stmt.c,
9 system.h, toplev.c: Fix spelling errors.
11 Sat Oct 27 17:32:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13 * gcse.c (insert_insn_end_bb): Don't assume PAT is a SET.
15 * dwarf2out.c (reg_number): Abort if pseudo.
16 (reg_loc_descriptor): Return 0 if pseudo.
17 (is_based_loc): Return 0 if pseudo.
18 (mem_loc_descriptor): Return 0 for pseudo and handle 0 return from
20 (concat_loc_descriptor): Return 0 if either part's descriptor is 0.
21 (loc_descriptor): Return 0 if can't find location and handle 0
22 return from recursive calls.
23 (loc_descriptor_from_tree): Likewise.
24 Fix handling of indirect.
25 Also return 0 for PLACEHOLDER_EXPR.
26 Clean up COMPONENT_REF cases.
27 (add_AT_location_descriptor): Simplify, but handle 0 return from
29 (add_const_value_attribute): Avoid shift count warning.
30 (add_bound_info): Remove test for PLACEHOLDER_EXPR here.
31 Set comp_unit_die as context if not in function.
33 * config/mips/mips-protos.h: Break up long lines.
34 Remove needless #ifdef/#endif blocks.
35 Don't declare functions declared in file made by genpreds or recog.h.
36 * config/mips/mips.c (mips_output_function_prologue): TSIZE
37 is now HOST_WIDE_INT; delete unneeded casts.
38 * config/mips/mips.h: Don't use #elif.
40 * expr.c (stor_constructor_field): Always call adjust_address.
41 Copy TARGET before changing its alias set.
42 (store_field): Likewise, for TO_RTX.
43 (get_inner_reference): Stop at PLACEHOLDER_EXPR if can't find
45 (safe_from_p, case ADDR_EXPR): Properly check for conflict.
46 (find_placeholder): Return 0 if can't find object.
47 (expand_expr, case PLACEHOLDER_EXPR): Abort if find_placeholder
50 Sat Oct 27 16:31:23 CEST 2001 Jan Hubicka <jh@suse.cz>
52 * ifcvt.c (if_convert): Call clear_aux_for_blocks.
54 Sat Oct 27 12:12:09 CEST 2001 Jan Hubicka <jh@suse.cz>
56 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps,
57 merge_blocks_move_successors_nojumps): Set BB_UPDATE_LIFE.
58 (merge_blocks): Properly udpate life after making edge nonfallthru.
59 * cfgrtl.c (merge_blocks_nomove): Update global_live_at_end.
61 2001-10-26 Kazu Hirata <kazu@hxi.com>
63 * config/h8300/h8300.c (get_shift_alg): Remove redundant code.
65 2001-10-26 Neil Booth <neil@daikokuya.demon.co.uk>
67 * c-typeck.c (convert_arguments): When comparing for enumeral
68 type equality, use TYPE_MAIN_VARIANT.
69 * gcc.dg/Wconversion.c: New tests.
71 2001-10-26 Kazu Hirata <kazu@hxi.com>
73 * s390/s390.c: Fix comment typos.
74 * s390/s390.h: Likewise.
75 * s390/s390.md: Likewise.
77 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
79 * tree-inline.c (WALK_SUBTREE_TAIL): New macro.
80 (walk_tree): Use it for tail calls where appropriate.
82 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
84 * cse.c (check_for_label_ref): Don't require REG_LABEL notes for
87 2001-10-26 Kazu Hirata <kazu@hxi.com>
89 * config/h8300/h8300.md (4 anonymous patterns): New.
91 2001-10-26 Kazu Hirata <kazu@hxi.com>
93 * config/h8300/h8300.c (get_shift_alg): Clean up. Return the
94 algorithm through the shift_info structure.
95 (emit_a_shift): Update the use of get_shift_alg.
97 2001-10-27 Daniel Berlin <dan@cgsoftware.com>
99 * sched-rgn.c: Remove bitset typedef.
100 Change bitset to sbitmap in prototypes / variable types.
104 s/BITSET_ADD/SET_BIT/g
105 s/BITSET_INVERT/sbitmap_ones/g
106 s/BITSET_INTER/sbitmap_a_and_b/g
107 s/BITSET_UNION/sbitmap_a_or_b/g
108 s/BITSET_DIFFER/sbitmap_difference/g
109 s/bitset_member/TEST_BIT/g
111 (bitset_member): Removed.
112 (extract_bitlst): Rewrite, now that we have sbitmaps, we can use
113 EXECUTE_IF_SET_IN_SBITMAP.
114 (split_edges): Rewrite, use sbitmap functions instead of bitset
116 (schedule_region): Allocate/free sbitmaps, rather than bitsets.
118 2001-10-26 Andreas Schwab <schwab@suse.de>
120 * reload1.c (emit_input_reload_insns): Fix parens in last
121 (undocumented) change that was supposed to change only whitespace.
123 Fri Oct 26 07:18:08 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
125 * cfgcleanup.c (BB_SET_FLAG, BB_CLEAR_FLAG): Add cast to avoid warning.
127 * local-alloc.c (update_equiv_regs): Don't make REG_EQUAL note for
130 2001-10-26 Andreas Jaeger <aj@suse.de>
132 * flow.c (clear_log_links): Remove unused variable.
133 * cfgcleanup.c (cleanup_cfg): Likewise.
135 2001-10-26 Alexandre Oliva <aoliva@redhat.com>
137 * tree-inline.c (remap_decl): Don't copy size and size_unit here.
138 (remap_save_expr): Map a remapped SAVE_EXPR to error_mark_node.
140 2001-10-26 Richard Henderson <rth@redhat.com>
142 * config/alpha/alpha.h (enum reg_class): Add R24_REG, R25_REG;
143 rename PV_REG to R27_REG.
144 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
145 (REG_CLASS_FROM_LETTER): Update.
146 (PREFERRED_RELOAD_CLASS): Don't widen a reg class.
147 * config/alpha/alpha.md (divsi3): Don't hard-code r24, r25, r27.
148 (udivsi3, modsi3, umodsi3): Likewise.
149 (divdi3, udivdi3, moddi3, umoddi3): Likewise.
151 2001-10-26 Richard Henderson <rth@redhat.com>
153 * cfg.c (clear_aux_for_blocks): Split out of ...
154 (free_aux_for_blocks): here.
155 (clear_aux_for_edges): Split from ...
156 (free_aux_for_edges): here.
157 * basic-block.h: Declare them.
158 * lcm.c (compute_antinout_edge): Use them.
159 (compute_laterin, compute_available, compute_nearerout): Likewise.
160 (optimize_mode_switching): Likewise.
162 2001-10-26 Richard Henderson <rth@redhat.com>
164 * Makefile.in (unstage*): Remove as, ld, collect-ld before
165 moving everything back to the main build directory.
167 2001-10-26 Christopher Faylor <cgf@redhat.com>
169 * config/i386/cygwin.h: Search target specfic include directory, if
172 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
174 * dwarf2out.c (PTR_SIZE, default_eh_frame_section): Move outside
175 of macro guards. Fix #endif comment.
177 * output.h (default_exception_section, default_eh_frame_section):
178 Move prototypes outside of macro guard.
180 * crtstuff.c: Fix #endif comment.
182 Thu Oct 25 12:21:58 2001 Jeffrey A Law (law@cygnus.com)
184 * doc/md.texi (movMM): Clarify semantics of storing into a
185 non-paradoxical SUBREG.
187 2001-10-25 Zack Weinberg <zack@codesourcery.com>
189 * langhooks.c (lang_hook_default_clear_binding_stack): New.
190 (lang_hook_default_get_alias_set): Move next to other alias
192 * langhooks.h: Prototype lang_hook_default_clear_binding_stack.
193 (LANG_HOOKS_CLEAR_BINDING_STACK): New macro.
194 (LANG_HOOKS_INITIALIZER): Add it.
195 * toplev.h (struct lang_hooks): Add clear_binding_stack.
196 * toplev.c (compile_file): Call lang_hooks.clear_binding_stack
197 instead of a loop calling poplevel.
199 2001-10-25 Nick Clifton <nickc@cambridge.redhat.com>
201 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Replace
202 occurrences of #elif with #if...#endif.
204 2001-10-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
206 * cris.h (EH_RETURN_DATA_REGNO): Fix unsigned>=0 warning.
208 Thu Oct 25 08:46:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
210 * alias.c (can_address_p): No longer static.
211 * emit-rtl.c (get_mem_attrs): New parameter, MODE; all callers changed.
212 Return 0 if all parameters are default values.
213 (set_mem_attributes): Set MEM_KEEP_ALIAS_SET_P.
214 (adjust_address_1): Try harder to compute a size.
215 * expr.c (expand_assignment, store_constructor): If can't address,
216 set MEM_KEEP_ALIAS_SET_P.
217 (store_constructor_field): Don't change set if MEM_KEEP_ALIAS_SET_P.
218 (store_field): Likewise.
219 (store_constructor): Simplify call to store_constructor_field.
220 * expr.h (can_address_p): New declaration.
221 * gensupport.c (gen_rtx_CONST_INT): New function.
222 * rtl.h (MEM_KEEP_ALIAS_SET_P): New macro.
223 (MEM_SIZE): Get size from mode, if not set and not BLKmode.
224 (MEM_COPY_ATTRIBUTES): Copy MEM_KEEP_ALIAS_SET_P.
226 * stmt.c (expand_end_case): Remove orig_minval and use tree_low_cst.
228 2001-10-24 Christopher Faylor <cgf@redhat.com>
230 * config/i386/cygwin.h: Use proper path for mingw crt files when
233 Wed Oct 24 18:43:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
235 * dwarf2out.c (file_info_cmp): Always return consistent results.
237 2001-10-24 Roger Sayle <roger@eyesopen.com>
239 * stmt.c (expand_end_case): Index jumptables from zero for
240 suitably small values of minval.
242 2001-10-24 Jakub Jelinek <jakub@redhat.com>
244 * stor-layout.c (place_union_field): If any field was aligned with
245 attribute aligned, set record type's TYPE_USER_ALIGN.
246 (place_field): Likewise.
247 (finalize_record_size): Don't clear TYPE_USER_ALIGN.
248 (layout_type) [ARRAY_TYPE]: Copy element's TYPE_USER_ALIGN.
250 2001-10-24 Zack Weinberg <zack@codesourcery.com>
252 * c-common.h (struct c_common_identifier): Remove rid_code field.
253 (C_RID_CODE): Use ->node.rid_code instead of ->rid_code.
255 * c-typeck.c (constructor_designated): New local flag.
256 (struct constructor_stack): Add "designated" field to match.
257 (start_init): Clear it.
258 (really_start_incremental_init, push_init_level): Push and
260 (pop_init_level): Pop it.
261 (set_designator): Set it.
263 (pop_init_level): Suppress "missing initializer" warnings if
264 constructor_designated is true.
265 (process_init_element): Suppress warning about union
266 initialization under traditional C, if constructor_designated
269 Wed Oct 24 15:35:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
271 * integrate.c (copy_rtx_and_substitute, case CALL): Fix error in last
274 Wed Oct 24 13:26:12 2001 Jeffrey A Law (law@cygnus.com)
276 * h8300.h (RETURN_ADDR_RTX): Remove old, incorrect definition.
278 2001-10-24 Dan Nicolaescu <dann@ics.uci.edu>
280 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't do anything if
281 the node was already a set to a constant.
283 Wed Oct 24 12:41:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
285 * emit-rtl.c (set_mem_attributes): Fix typo in last change.
286 * print-rtl.c (print_rtx, case MEM): Improve display of MEM_DECL.
288 2001-10-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
290 * s390/linux.h (ASM_OUTPUT_BYTE): Fix format specifier warnings.
291 (ASM_OUTPUT_ASCII): Const-ify. Fix signed/unsigned warning.
292 (ASM_OUTPUT_MI_THUNK): Fix format specifier warnings.
293 * s390.c (s390_final_chunkify): Don't use string concatenation.
294 (s390_function_prologue, s390_function_epilogue): Const-ify.
295 * s390.h (FUNCTION_PROFILER): Remove unused variable.
297 2001-10-24 Jakub Jelinek <jakub@redhat.com>
299 * c-decl.c (finish_decl): Don't add DECL_STMTs for nested function
302 2001-10-23 Stan Shebs <shebs@apple.com>
304 * config/rs6000/x-darwin: Use -no-cpp-precomp instead of
305 -traditional-cpp in first-stage compilation.
307 Tue Oct 23 21:45:40 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
309 * gensupport.c (target_flags): Add.
311 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
313 * builtins.c (expand_builtin_setjmp): Only call convert_memory_address
315 (expand_builtin_longjmp, expand_builtin_alloca): Likewise.
316 * except.c (expand_builtin_frob_return_addr): Likewise.
317 (expand_builtin_eh_return): Likewise.
318 * stmt.c (expand_computed_goto): Likewise.
319 * explow.c (memory_address): Likewise.
320 (allocate_dynamic_stack_space): Clean up predicate testing.
321 (probe_stack_range): Convert SIZE to Pmode.
322 * calls.c (rtx_for_function_call): Only call convert_memory_address
324 Pass function call operand as ptr_mode, not Pmode.
325 * expr.c (expand_assignment): Clean up calls to convert_memory
326 address by only doing so when needed and making offsets Pmode.
327 (store_constructor, expand_expr, expand_expr_unaligned): Likewise.
328 * function.c (assign_parms): Ensure address in MEM for RESULT_DECL
329 is in Pmode, not ptr_mode.
331 2001-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
333 * darwin-protos.h (constructor_section, destructor_section,
334 mod_init_section, mod_term_section): Prototype.
335 * darwin.c (machopic_finish, update_non_lazy_ptrs, update_stubs):
337 * darwin.h (ASM_DECLARE_OBJECT_NAME, ASM_DECLARE_FUNCTION_NAME):
339 (SECTION_FUNCTION): Prototype `FUNCTION'. Delete
340 objc_section_init declaration.
341 (EXTRA_SECTION_FUNCTIONS): Prototype objc_section_init.
342 (objc_section_init, try_section_alias): Make static.
343 (alias_section): Make static and hide unused function.
344 (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier warning.
346 Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
348 * alias.c (can_address_p): Compnonents are not addressable if
349 the containing type has alias set 0.
350 (get_alias_set): Rework to use STRIP_NOPS.
351 Only call front-end routine on object, type, or object with
352 NOPs stripped, not inner values.
353 Use language hook to call front-end routine.
354 * builtins.c (get_memory_rtx): Always call set_mem_attributes.
355 (expand_builtin_apply): Call set_mem_align on MEMs we make.
356 Don't pass alignment to emit_block_move.
357 (expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
358 (expand_builtin_memset): Likewise, but for clear_storage.
359 * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set
360 and remove C++ specific parts.
361 * c-common.h (c_common_get_alias_set): Add declaration.
362 * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro.
363 * calls.c (emit_call_1): Fix typo in sibcall_pop case.
364 (save_fixed_argument_area): Call set_mem_align.
365 Remove alignment in call to emit_block_move.
366 (emit_library_call_value_1, store_one_arg): Likewise.
367 (target_for_arg): Remove; disabled long ago.
368 * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs
369 once and similar cleanups.
370 (offset_address): Use proper introductory comment.
371 * expr.c (emit_block_move): Use alignment from that of MEM args, not
372 from explicit operand; all callers changed.
373 (clear_storage): Likewise.
374 (expand_assignment): Don't call set_mem_alias_set on to_rtx.
375 (store_field): Remove kludge on alias set used for to_rtx.
376 (highest_pow2_factor, case *_DIV_EXPR): Never return 0.
377 (expand_expr_unaligned): Call set_mem_attributes instead of
379 * expr.h (emit_block_move, clear_storage): Remove ALIGN argument.
380 * function.c (assign_stack_temp_for_type): Set MEM alignment.
381 (expand_function_end): Track MEM attributes of trampolines.
382 * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM.
383 * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory
384 attributes from original.
385 * langhooks.c (lang_hook_default_get_alias_set): New function.
386 (hook_get_alias_set_0): New function.
387 * langhooks.h (hook_get_alias_set_0): New declaration.
388 (lang_hook_default_get_alias_set): Likewise.
389 (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer.
390 * reload1.c (alter_reg): Use adjust_address_nv.
391 * rtl.c (get_mode_alignment): Moved to here.
392 * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and
393 change default if unknown from 1 to BITS_PER_UNIT.
394 * stor-layout.c (get_mode_alignment): Remove from here.
395 * toplev.h (struct lang_hoks): Add get_alias_set field.
396 * tree.h (lang_get_alias_set): Delete declaration.
397 * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment.
398 * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise.
399 (ix86_va_arg): Likewise.
400 * config/i960/i960.c (i960_setup_incoming_varargs): Likewise.
401 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
402 * config/sparc/sparc.c (sparc_va_arg): Likewise.
403 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
404 (expand_block_move_mem): Remove dead code.
406 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk>
408 * c-common.c (warn_div_by_zero): New.
409 * c-common.h (warn_div_by_zero): New.
410 * c-decl.c (c_decode_option): Take it on the command line.
411 * c-typeck.c (build_binary_op): Warn about division by zero.
412 * doc/invoke.texi: Document the new command line option, fix
413 documentation of -Wmultichar.
414 * testsuite/gcc.dg/divbyzero.c: New tests.
415 * testsuite/gcc.dg/noncompile/20010524-1.c: Update.
417 Tue Oct 23 15:30:23 CEST 2001 Jan Hubicka <jh@suse.cz>
419 * i386.c (ix86_expand_int_movcc): Cleanup; use expand_simple_*op.
421 * toplev.c (rest_of_compilation): Use CLEANUP_UPDATE_LIFE
422 to avoid update_life_info call.
423 * basic-block.h (CLEANUP_UPATE_LIFE): Define.
424 * cfgcleanup.c (bb_flags): New enum.
425 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG, FORWARDER_BLOCK_P): New macros.
426 (notice_new_block, update_forwarder_flag): New functions.
427 (try_simplify_condjump): Use FORWARDER_BLOCK_P.
428 (try_forward_edges): Likewise; update flags.
429 (merge_blocks): Likewise.
430 (outgoing_edges_match): Likewise.
431 (try_crossjump_to_edge): Likewise.
432 (try_optimize_cfg): Likewise; initialize and clear the flags;
433 recompute life info if needed.
434 (cleanup_cfg): No need to clear aux pointers.
436 2001-10-23 Alexandre Oliva <aoliva@redhat.com>
438 * config/i386/i386.c (override_options): Default to minimum
439 stack alignment when optimizing for code size.
440 * doc/invoke.texi (-mpreferred-stack-boundary): Document the
443 * config/i386/i386.c (override_options): Set upper limit of
444 -mpreferred-stack-boundary to 12.
446 2001-10-22 Zack Weinberg <zack@codesourcery.com>
448 * recog.c (peephole2_optimize): Add default case to switch.
450 2001-10-23 Joseph S. Myers <jsm28@cam.ac.uk>
452 * doc/gcc.texi (Sending Patches): Remove.
454 2001-10-22 Hans-Peter Nilsson <hp@bitrange.com>
456 * unwind-dw2-fde.c (fde_unencoded_compare): Derefer pc_begin
457 fields when comparing.
459 2001-10-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
461 * arm.h (HOST_INT, HOST_UINT): Delete. Remove all uses.
462 * arm.c (HOST_INT, HOST_UINT): Likewise.
464 2001-10-22 Stan Shebs <shebs@apple.com>
466 * config/darwin-protos.h (darwin_exception_section): Declare.
467 (darwin_eh_frame_section): Declare.
469 Mon Oct 22 18:21:25 CEST 2001 Jan Hubicka <jh@suse.cz>
471 * i386.md (movti_rex64): Fix mode.
473 2001-10-22 Stan Shebs <shebs@apple.com>
475 * target.h (struct gcc_target): Add asm_out.exception_section,
476 asm_out.eh_frame_section.
477 * target-def.h (TARGET_ASM_EXCEPTION_SECTION): New macro.
478 (TARGET_ASM_EH_FRAME_SECTION): New.
479 (TARGET_INITIALIZER): Update.
480 * output.h (default_exception_section): Declare.
481 (default_eh_frame_section): Declare.
482 * dwarf2out.c: Include target.h.
483 (output_call_frame_info): Call target hook for eh frames.
484 (default_eh_frame_section): New function.
485 * except.c: Include target.h.
486 (output_function_exception_table): Call target hook for exception
488 * varasm.c (default_exception_section): Rename from
489 exception_section, remove EXCEPTION_SECTION macro.
491 * config/darwin.h (darwin_eh_frame_section): New function.
492 (EXCEPTION_SECTION): Remove.
493 (TARGET_ASM_EXCEPTION_SECTION): Define.
494 * config/nextstep.h (EH_FRAME_SECTION_ASM_OP): Remove.
495 (nextstep_exception_section): New function.
496 (nextstep_eh_frame_section): New function.
497 (TARGET_ASM_EXCEPTION_SECTION): Define.
498 (TARGET_ASM_EH_FRAME_SECTION): Define.
500 * config/pa/som.h (EXCEPTION_SECTION): Remove.
501 (TARGET_ASM_EXCEPTION_SECTION): Define.
502 * config/rs6000/sysv4.h, config/rs6000/xcoff.h
503 (EXCEPTION_SECTION): Remove.
504 (TARGET_ASM_EXCEPTION_SECTION): Define.
505 * config/stormy16/stormy16.h: Remove comments referencing
506 EXCEPTION_SECTION and EH_FRAME_SECTION_ASM_OP.
508 * doc/tm.texi: Document TARGET_ASM_EXCEPTION_SECTION and
509 TARGET_ASM_EH_FRAME_SECTION.
511 2001-10-22 Nick Clifton <nickc@cambridge.redhat.com>
513 * config/mips/mips.md (mul_acc_si): Fix precedence of conditional
516 * c-format.c: Fix spelling typo in comment.
518 * sched-int.h: Fix typo in GCC preamble.
520 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
523 * doc/invoke.texi: Remove references to -fdump-translation-unit.
525 2001-10-22 Richard Henderson <rth@redhat.com>
527 * config/i386/i386.c (ix86_expand_clear): New.
528 * config/i386/i386-protos.h: Declare it.
529 * config/i386/i386.md (setcc peep2s): Use it.
530 (movsi_xor): Unexport.
532 2001-10-22 Richard Henderson <rth@redhat.com>
534 * flow.c (clear_log_links): Use free_INSN_LIST_list, not
535 free_EXPR_LIST_list for LOG_LINKS.
537 2001-10-21 Robert Lipe <robertlipe@usa.net>
539 * config/i386/i386.c (sco_asm_named_section): Delete.
540 (sco_asm_out_constructor): Delete.
541 * config/i386/sco5.h (ASM_QUAD): Undo damage from att.h.
542 (ASM_OUTPUT_DOUBLE_INT): Likewise.
543 (TARGET_ASM_CONSTRUCTOR): Delete. Use default.
544 (TARGET_ASM_NAMED_SECTION): Use default for ELF.
545 (EXCEPTION_SECTION): Delete EH scn renaming hack.
547 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
549 * c-format.c (maybe_read_dollar_number): Use safe-ctype macros
550 and/or fold extra calls into fewer ones.
551 * collect2.c (dump_file): Likewise.
552 * cppexp.c (parse_number): Likewise.
553 * cpplex.c (_cpp_lex_direct): Likewise.
554 * final.c (output_asm_insn, asm_fprintf): Likewise.
555 * fix-header.c (inf_scan_ident, main): Likewise.
556 * fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
558 * fold-const.c (real_hex_to_f): Likewise.
559 * gen-protos.c (parse_fn_proto): Likewise.
560 * genattrtab.c (check_attr_test, check_attr_value): Likewise.
561 * genrecog.c (change_state, write_action): Likewise.
562 * gensupport.c (shift_output_template): Likewise.
563 * local-alloc.c (requires_inout): Likewise.
564 * mips-tfile.c (IS_ASM_IDENT): Likewise.
565 * protoize.c (is_id_char, main): Likewise.
566 * real.c (asctoeg): Likewise.
567 * recog.c (asm_operand_ok): Likewise.
568 * reload.c (find_reloads): Likewise.
569 * scan.c (scan_identget_token): Likewise.
570 * sched-vis.c (print_value): Likewise.
571 * stringpool.c (ggc_alloc_string): Likewise.
572 * toplev.c (read_integral_parameter, decode_g_option): Likewise.
573 * tradcif.y (parse_number, yylex, parse_escape): Likewise.
574 * tradcpp.c (rescan): Likewise.
575 * tree.c (clean_symbol_name): Likewise.
576 * varasm.c (decode_reg_name): Likewise.
578 * alpha.h (ASM_OUTPUT_ASCII): Likewise.
579 * darwin.c (name_needs_quotes, func_name_maybe_scoped): Likewise.
580 * dsp16xx.h (ASM_OUTPUT_ASCII): Likewise.
581 * m88k.c (output_ascii): Likewise.
582 * m88k.h (OVERRIDE_OPTIONS): Likewise.
583 * mcore.h (REG_CLASS_FROM_LETTER): Likewise.
584 * ns32k/encore.h (ASM_OUTPUT_ASCII): Likewise.
585 * sh.h (REG_CLASS_FROM_LETTER): Likewise.
587 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
589 * langhooks.c (lang_hook_default_do_nothing,
590 lang_hook_default_decode_option): New defaults.
591 * langhooks.h: Make hooks unconditional and non-NULL.
592 * toplev.c (compile_file, toplev_main): Update.
593 * toplev.h: Update comments.
594 * objc/objc-act.c (lang_hooks): Update to new paradigm.
596 2001-10-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
598 * arm.h (FUNCTION_ARG_REGNO_P): Use IN_RANGE.
600 * system.h (IN_RANGE): New macro.
602 2001-10-21 Zack Weinberg <zack@codesourcery.com>
604 * aclocal.m4 (AM_WITH_NLS): Also create and substitute
605 INTLDEPS variable, which does not include $LIBICONV.
606 * Makefile.in: Use INTLDEPS in LIBDEPS.
607 * configure: Regenerate.
609 2001-10-21 Neil Booth <neil@daikokuya.demon.co.uk>
611 * cpphash.h (struct cpp_buffer): Delete read_ahead and extra_char.
612 * cpplex.c (lex_percent, lex_dot): Remove.
613 (get_effective_char, skip_block_comment, skip_line_comment,
614 parse_identifier_slow, parse_number, parse_string, save_comment,
615 _cpp_lex_direct): Update to do lookback freely.
616 (IF_NEXT_IS, BACKUP): New macros.
617 * cpplib.c (cpp_push_buffer): Don't set read_ahead and extra_char.
618 * cppmacro.c (paste_tokens): Update.
620 2001-10-20 Nick Clifton <nickc@cambridge.redhat.com>
622 * doc/invoke.texi (i386 and x86-64 Options): Fix typo.
624 2001-10-20 Hans-Peter Nilsson <hp@axis.com>
626 * reload1.c (reload): Check CONSTANT_P before calling
627 LEGITIMATE_PIC_OPERAND_P.
628 * config/cris/cris.c (cris_legitimate_pic_operand): Revert
629 workaround of 2001-10-13.
631 Sat Oct 20 15:16:10 CEST 2001 Jan Hubicka <jh@suse.cz>
633 * i386.c (split_di): Handle splitting of DFmode.
635 Sat Oct 20 07:27:14 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
637 * emit-rtl.c (set_mem_attributes): Alignment is in bits.
638 (adjust_address_1, offset_address): Likewise.
640 * final.c (output_asm_operand_names): New fcn, from output_asm_insn.
641 (output_asm_insn): Call it for each line output.
642 Don't record an operand more than once.
644 * toplev.h (struct lang_hooks): HONOR_READONLY now bool.
645 * main.c: Include config.h and system.h, but not ansidecl.h.
646 * Makefile.in (main.o): Update accordingly.
648 Sat Oct 20 12:05:31 CEST 2001 Jan Hubicka <jh@suse.cz>
650 * i386.h (SSE_REGPARM_MAX): Set to 8 for x86_64.
652 Sat Oct 20 12:01:07 CEST 2001 Jan Hubicka <jh@suse.cz>
654 * basic-block.h (find_sub_basic_blocks): Use sbitmap parameter.
655 * cfgbuild.c (find_bb_boundaries, compute_outgoing_frequencies):
657 (find_sub_basic_blocks): ... here;
658 (find_many_sub_basic_blocks): New.
659 * recog.c (split_all_insns): Update find_sub_basic_blocks call.
661 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Define sdata4.
663 * i386.c (ix86_va_arg): Kill indirect_p handling; fix aliasing issues.:
665 * i386.c (split_di, split_ti): Revamp to use simplify_subreg.
667 * timevar.def (TV_LIFE, TV_LIFE_UPDATE, TV_MODE_SWITCH): new.
668 * flow.c (update_life_info): Measure time.
669 * c-decl.c: Include timevar.h
670 (c_expand_body): Measure time.
671 * toplev.c (rest_of_compilation): Measure time of mode switching
673 * Makefile.in (c-decl.o, cfgcleanup.o): Add dependancy.
675 * toplev.c (flag_asynchronous_unwind_tables): New global variable.
676 (lang_independent_options): Add asynchronous-unwind-tables
677 (toplev_main): flag_asynchronous_unwind_tables implies
679 * flags.h (flag_asynchronous_unwind_tables): Declare.
680 * dwarf2out.c (dwarf2out_stack_adjust): Take into account
681 flag_asynchronous_unwind_tables.
682 (output_call_frame_info): Likewise.
683 * invoke.texi (-fasynchronous-unwind-tables): Document.
684 * i386.c (optimization_options): Enable
685 flag_asynchronous_unwind_tables.
687 * i386.c (ix86_expand_setcc): Always expect target to be QImode.
688 * i386.md (s* expanders): Destination is QImode.
690 * toplev.c (rest_of_compilation): Do not call clear_log_links.
691 * rtl.h (clear_log_links): Kill.
692 * flow.c (clear_log_links): Make static; accept blocks parameter;
693 do no clear life info.
694 (update_life_info): Call clear_log_links.
696 * cfganal.c (forwarder_block_p): Avoid active_insn_p calls.
698 2001-10-20 Neil Booth <neil@daikokuya.demon.co.uk>
700 * cpplex.c (handle_newline, skip_escaped_newlines,
701 get_effective_char, skip_block_comment, skip_line_comment,
702 parse_identifier_slow, parse_number, parse_string,
703 _cpp_lex_direct): Update to do more stepping back.
704 (trigraph_ok): Similarly. Rename trigraph_p.
705 (SAVE_STATE, RESTORE_STATE): Remove.
706 (BUFF_SIZE_UPPER_BOUND): Tweak. Add sanity check.
708 * cpplib.c (destringize): Rename destringize_and_run, and
709 call run_directive directly.
710 (_cpp_do__Pragma): Simplify.
712 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
714 * pe.c (arm_pe_unique_section): Const-ify.
715 * pe.h (TARGET_ASM_NAMED_SECTION): Undef before defining.
716 (switch_to_section): Add static prototype.
718 * output.h (drectve_section): Prototype.
720 2001-10-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
722 * config.gcc (i[34567]86-*-gnu*, arc-*-elf*, d30v-*,
723 fr30-*-elf, hppa*64*-*-linux*, parisc*64*-*-linux*, hppa*-*-linux*,
724 parisc*-*-linux*, i370-*-linux*, i[34567]86-*-chorusos*,
725 i[34567]86-*-elf*, i[34567]86-ncr-sysv4*, i[34567]86-*-netware,
726 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
727 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-freebsd*,
728 i[34567]86-*-netbsdelf*, i[34567]86-*-linux*libc1,
729 i[34567]86-*-linux*, i[34567]86-moss-msdos*, i[34567]86-*-moss*,
730 i[34567]86-go32-rtems*, i[34567]86-*-rtems*, i[34567]86-*-rtemself*,
731 i[34567]86-*-solaris2*, i[34567]86-*-sysv5*, i[34567]86-*-sysv4*,
732 i[34567]86-*-udk*, i[34567]86-*-osf1*, i[34567]86-dg-dgux*,
733 i860-alliant-*, i860-*-sysv4*, ia64*-*-aix*, ia64*-*-linux*,
734 ia64*-*-hpux*, m32r-*-elf*, m88k-dg-dgux*, m88k-*-sysv4*, mcore-*-elf,
735 mips*-*-linux*, mn10200-*-*, mn10300-*-*, pj*-linux*, pjl-*,
736 powerpc64-*-linux*, powerpc-*-sysv*, powerpc-*-netbsd*,
737 powerpc-*-chorusos*, powerpc-*-eabiaix*, powerpc-*-eabisim*,
738 powerpc-*-elf*, powerpc-*-eabi*, powerpc-*-rtems*,
739 powerpc-*-linux*libc1, powerpc-*-linux*, powerpc-wrs-vxworks*,
740 powerpcle-wrs-vxworks*, powerpcle-*-sysv*, powerpcle-*-elf*,
741 powerpcle-*-eabisim*, powerpcle-*-eabi*, powerpcle-*-solaris2*,
742 rs6000-*-mach*, s390-*-linux*, s390x-*-linux*, sh-*-elf*,
743 sh-*-rtemself*, sh-*-rtems*, sh-*-linux*, stormy16-*-elf,
744 v850-*-rtems*, v850-*-*, x86_64-*-linux*), cris-*-aout, cris-*-elf,
745 cris-*-none, cris-*-linux*: Update ${tmfile} list.
746 (c4x-*-rtems*, c4x-*, i[34567]86-go32-rtems*, i[34567]86-*-rtemscoff*,
747 i[34567]86-*-rtems*, i[34567]86-*-rtemself*, i[34567]86-*-osf1*,
748 mn10200-*-*, mn10300-*-*, powerpc-*-beos*, powerpc-*-darwin*,
749 powerpc-wrs-vxworks*, powerpcle-wrs-vxworks*, v850-*-rtems*,
750 v850-*-*): Delete superflous ${cpu_type} setting.
751 * config/linux.h: Delete svr4.h include.
752 (SET_ASM_OP): Delete.
753 * config/netware.h (INT_ASM_OP): Undef before define.
754 * config/ptx4.h: Delete elfos.h include.
755 (PREFERRED_DEBUGGING_TYPE): Undef instead of wrapping.
756 * config/svr4.h: Delete elfos.h include. Update commentary.
757 * config/arc/arc.h, config/d30v/d30v.h, config/fr30/fr30.h,
758 config/m32r/m32r.h, config/m88k/sysv4.h, config/mn10200/mn10200.h,
759 config/mn10200/mn10300.h, config/stormy16/stormy16.h,
760 config/v850/v850.h: Delete svr4.h include.
761 * config/i370/linux.h, config/i386/osf1elf.h, config/m68k/linux.h,
762 config/m68k/m68kv4.h, config/m88k/sysv4.h,
763 config/sparc/sysv4.h: Update includes.
764 * config/i386/beos-elf.h, config/i386/netware.h, config/i386/ptx4-i.h,
765 config/i386/rtemself.h, config/i386/sol2.h, config/i386/sysv4.h,
766 config/i386/sysv5.h, config/i386/udk.h, config/ia64/linux.h,
767 config/m88k/dguxbcs.h: Delete includes.
768 * config/i386/dgux.h, config/i386/osf1elfgdb.h: Delete include.
769 (PREFERRED_DEBUGGING_TYPE): Undef before defining it.
770 * config/i860/fx2800.h (ASM_OUTPUT_SOURCE_LINE): Undef before defining
772 * config/m88k/dgux.h: Delete include.
773 (SDB_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE): Undef before
775 * config/pj/pj.h (ASM_GENERATE_INTERNAL_LABEL,
776 ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Undef before defining it.
777 * config/sh/elf.h: Update include.
778 (SDB_DEBUGGING_INFO, DWARF2_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE,
779 DWARF2_ASM_LINE_DEBUG_INFO): Move behind includes.
781 2001-10-19 Catherine Moore <clm@redhat.com>
783 * config/stormy16/stormy-abi: Updates to varargs descriptions.
784 * config/stormy16/stormy16.c (stormy16_build_va_list): Reverse
785 base and count fields.
786 (stormy16_expand_builtin_va_start): last_reg_count changed to
787 size_of_reg_args. Use count + size in first comparison.
789 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
791 * langhooks.h (LANG_HOOKS_HONOR_READONLY): New macro.
792 * toplev.h (struct lang_hooks): New field HONOR_READONLY.
793 * emit-rtl.c (set_mem_attributes): Set RTX_UNCHANGING_P from
794 TREE_READONLY and TYPE_READONLY if lang_hooks.honor_readonly.
795 Set alignment from type if INDIRECT_REF.
796 (adjust_address_1, offset_address): Simplify alignment compuitation.
797 * expr.c (expand_expr, case INDIRECT_REF): Don't set RTX_UNCHANGING_P
798 here; done by set_mem_attributes.
800 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
802 * Makefile.in (rtlanal.o): Depend on $(TM_P_H).
803 * arm-protos.h (rdata_section, zero_init_section, common_section):
805 * arm.h (ASM_OUTPUT_DEF_FROM_DECLS): Const-ify.
806 * avr.h (ASM_OUTPUT_SKIP): Rename macro parameter to avoid
807 traditional mode stringification.
808 * function.c (thread_prologue_and_epilogue_insns): Wrap variable
809 in macros controling its use.
810 * rtlanal.c: Include tm_p.h.
811 * varasm.c (asm_output_aligned_bss): Mark parameter with
813 (assemble_constant_align, assemble_start_function, assemble_align,
814 assemble_variable, assemble_trampoline_template,
815 output_constant_def_contents): Wrap potentially empty if-stmt body
818 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
820 * a29k-protos.h (literal_section): Prototype.
821 * a29k.h (ASM_FILE_START): Don't discard pointer qualifier.
822 * a29k.md: Ensure function pointers are prototyped.
823 * genattrtab.c (write_eligible_delay): Mark parameter with
826 2001-10-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
828 * calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
829 * 1750a.c (print_operand): Fix format specifier warning.
830 * 1750a.h (ASM_FILE_START): Don't discard pointer qualifier.
831 * 1750a.md: Likewise.
832 * gcc.c (init_gcc_specs): Wrap with ENABLE_SHARED_LIBGCC.
833 * genemit.c (output_add_clobbers): Mark parameter with
835 * genrecog.c (write_subroutine): Likewise.
836 * integrate.c (expand_inline_function): Delete unused variable.
837 * varasm.c (remove_from_pending_weak_list): Wrap with
840 2001-10-19 Jakub Jelinek <jakub@redhat.com>
842 * simplify-rtx.c (simplify_plus_minus): Negate constant iff its neg
843 field is different to previous argument's neg field.
845 * config/alpha/alpha.c (summarize_insn): Don't abort on ASM_INPUT.
847 Fri Oct 19 15:24:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
849 * final.c (get_decl_from_op): New function.
850 (output_asm_insn): Call it; write "*" when item with decl is address.
852 2001-10-19 Janis Johnson <janis187@us.ibm.com>
854 * doc/install.texi (Specific, sparc-sun-solaris2*) Copy documentation
855 about 64-bit support from the 3.0_branch version.
857 2001-10-19 Zack Weinberg <zack@codesourcery.com>
859 * aclocal.m4 (AM_WITH_NLS): AC_DEFINE HAVE_LIBINTL_H and
860 USE_INCLUDED_LIBINTL when appropriate.
861 * configure, config.in: Regenerate.
862 * Makefile.in (datadir): Set to @datadir@.
863 (intl.o): Also depend on $(CONFIG_H) and system.h.
865 * intl.c: Factor out common gettext initialization sequence.
866 (gcc_init_libintl): New function.
867 * intl.h: Include intl/libgnuintl.h if USE_INCLUDED_LIBINTL;
868 otherwise include libintl.h if HAVE_LIBINTL_H; otherwise turn
869 off NLS. Add multiple include guard. No need to #ifdef-guard
870 an #undef. Prototype gcc_init_libintl here.
872 * collect2.c (main), cppmain.c (general_init), gcc.c (main),
873 gcov.c (main), protoize.c (main), toplev.c (toplev_main):
874 Use gcc_init_libintl.
876 2001-10-19 Catherine Moore <clm@redhat.com>
878 * config/stormy16/stormy16.h (ASM_COMMENT_START): Define.
880 * config/stormy16/stormy16.c (stormy16_split_move): Make
881 sure that REG_INC notes are present for auto_inc operands.
883 2001-10-19 Andreas Jaeger <aj@suse.de>
885 * configure: Regenerated.
886 * configure.in: Add x86_64 to switch statements.
888 2001-10-18 Richard Henderson <rth@redhat.com>
890 * config/alpha/alpha.md (sibcall_osf_1): Load destination
891 address into $27 explicitly.
892 (sibcall_value_osf_1): Likewise.
894 Thu Oct 18 16:07:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
896 * emit-rtl.c (gen_reg_rtx): Also reallocate reg_decl array.
897 (offset_address): New function.
898 (free_emit_status): Free regno_decl.
899 (init_emit): Pass proper number of elements to xcalloc.
901 (mark_emit_status): Mark regno_decl values.
902 * expr.c (highest_pow2_factor): New function.
903 (expand_assigment): Use it and offset_address.
904 Properly handle ptr_mode vs. Pmode in offset calculation.
905 (store_constructor, expand_expr_unaligned): Likewise.
906 (expand_expr, case COMPONENT_EXPR): Likewise.
907 * expr.h (offset_address): New decl.
908 * function.h (struct emit_status): Add regno_decl.
909 (REGNO_DECL): New macro.
910 * final.c (output_asm_name): Move in file and don't conditionalize
911 on flag_print_asm_name.
912 (output_asm_insn): Only call output_asm_name if flag_print_asm_name.
913 Output names of operands, if known.
914 * function.c (assign_parms): Set REGNO_DECL.
915 * integrate.c (integrate_decl_tree): Likewise.
916 * stmt.c (expand_decl): Likewise.
917 * regclass.c (reg_scan_mark_refs): Propagate REGNO_DECL for copies.
919 2001-10-18 Alexandre Oliva <aoliva@redhat.com>
921 * attribs.c (handle_noinline_attribute): New function.
922 (handle_used_attribute): Likewise.
923 (c_common_attribute_table): Added noinline and used.
924 * doc/extend.texi (Function Attributes): Document them.
925 * c-decl.c (duplicate_decls): Propagate DECL_UNINLINABLE.
926 Warn when merging inline with attribute noinline.
927 (start_decl, start_function): Warn if inline and attribute
928 noinline appear in the same declaration.
930 2001-10-17 Neil Booth <neil@daikokuya.demon.co.uk>
932 * config.gcc: Update c4x and i370 for C front end-specific
934 * config/c4x/c4x-c.c: New.
935 * config/c4x/c4x-protos.h (c4x_handle_pragma): Remove.
936 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
938 * config/c4x/c4x.c: Don't include c-lex.h or c-pragma.h.
939 (code_tree, data_tree, pure_tree, noreturn_tree, interrupt_tree):
941 (c4x_init_pragma): Remove.
942 (c4x_parse_pragma, c4x_pr_CODE_SECTION, c4x_pr_DATA_SECTION,
943 c4x_pr_FUNC_IS_PURE, c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT,
944 c4x_pr_ignored): Move to c4x-c.c.
945 * config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Update.
946 * config/c4x/t-c4x: Update.
947 * config/i370/i370-c.c: New.
948 * config/i370/i370.c: Don't include c-lex.h or c-pragma.h.
949 (i370_pr_map): Move to i370-c.c.
950 * config/i370/t-i370: New.
952 * doc/tm.texi: Update.
954 2001-10-17 Stan Shebs <shebs@apple.com>
956 * config/rs6000/rs6000.c: Make assorted mechanical formatting and
957 typo fixes throughout.
958 (machopic_output_stub): Remove some dead code.
960 2001-10-17 Richard Earnshaw <rearnsha@arm.com>
962 * cpplex.c (_cpp_get_buff): Fix off-by-one error that caused memory
965 Wed Oct 17 05:26:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
967 * Makefile.in (print-rtl.o): Depend on TREE_H.
968 * alias.c (get_alias_set): Make two passes over objects to first
969 see if inner object is access via restricted pointer.
970 Defer allocating alias set for restricted pointer until here.
971 Call find_placeholder with second arg nonzero.
973 * c-common.c (c_apply_type_quals_to_decl): Defer getting alias
974 set for restricted pointer types.
975 * emit-rtl.c (set_mem_attributes): Set more attributes.
976 (set_mem_align, change_address, adjust_address_1): New functions.
977 (change_address_1): Now static.
978 (adjust_address, adjust_address_nv): Deleted.
979 (replace_equiv_address): Call change_address_1.
980 * expr.c (get_inner_reference): Handle PLACEHOLDER_EXPR.
981 (find_placeholder): Get starting point from PLIST arg.
982 (expand_expr, case PLACEHOLDER_EXPR): Initialize find_placeholder arg.
983 * expr.h (set_mem_align, change_address, adjust_address_1): New decls.
984 (adjust_address, adjust_address_nv): New macros.
985 * print-rtl.c (tree.h): New include.
986 (print_rtx, case MEM): Print all memory attributes.
988 2001-10-17 Richard Henderson <rth@redhat.com>
990 * config/alpha/alpha.c (direct_call_operand): Don't fall off end.
992 2001-10-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
994 * c-tree.texi: Eliminate duplicated word.
995 * cpp.texi: Likewise.
996 * install.texi: Likewise.
997 * invoke.texi: Likewise.
1000 2001-10-17 Michael Collison <collison@isisinc.net>
1002 * dsp16xx.c: Fix comment formatting to match GNU standards.
1003 (dsp16xx_output_function_prologue): Change type of 'size'
1004 parameter from 'int' to HOST_WIDE_INT.
1005 (dsp16xx_output_function_epilogue): Change type of 'size'
1006 parameter from 'int' to HOST_WIDE_INT.
1008 2001-10-16 Richard Henderson <rth@redhat.com>
1010 * configure.in (HAVE_AS_GOTOFF_IN_DATA): New x86 check.
1011 * configure, config.in: Rebuild.
1013 * config/i386/i386.c (ix86_output_addr_vec_elt): New.
1014 (ix86_output_addr_diff_elt): New.
1015 * config/i386/i386.h (ASM_OUTPUT_ADDR_VEC_ELT): Use them.
1016 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
1017 (JUMP_TABLES_IN_TEXT_SECTION): New.
1018 * config/i386/i386.md (tablejump): Handle HAVE_AS_GOTOFF_IN_DATA.
1019 * config/i386/i386-protos.h: Update.
1021 * config/i386/386bsd.h, config/i386/beos-elf.h,
1022 config/i386/freebsd-aout.h, config/i386/freebsd.h,
1023 config/i386/i386-interix.h, config/i386/i386elf.h,
1024 config/i386/linux.h, config/i386/netbsd-elf.h,
1025 config/i386/netbsd.h, config/i386/openbsd.h,
1026 config/i386/ptx4-i.h, config/i386/rtemself.h,
1027 config/i386/sco5.h, config/i386/sysv4.h, config/i386/x86-64.h
1028 (ASM_OUTPUT_ADDR_DIFF_ELT, JUMP_TABLES_IN_TEXT_SECTION): Remove.
1030 2001-10-16 Florian Weimer <fw@deneb.enyo.de>
1032 * stmt.c (expand_asm_operands): Update commentary.
1034 2001-10-16 Stan Shebs <shebs@apple.com>
1036 * config/darwin.h (GCC_NAME): Remove, no longer used.
1037 (NO_MATH_LIBRARY): Ditto.
1038 (MATH_LIBRARY): Define to emptiness.
1039 (DWARF2_DEBUGGING_INFO): Define.
1040 (PREFERRED_DEBUGGING_TYPE): Define.
1041 (EXTRA_SECTION_FUNCTIONS): Add darwin_exception_section.
1042 (EXCEPTION_SECTION): Define.
1043 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
1044 * config/darwin.c (darwin_encode_section_info): Handle case of
1045 DECL_INITIAL being error_mark_node.
1047 2001-10-16 Richard Henderson <rth@redhat.com>
1049 * alpha.c (current_file_function_operand): Don't fail for profiling.
1050 (direct_call_operand): New.
1051 * alpha-protos.h: Declare it.
1052 * alpha.h (EXTRA_CONSTRAINT): Use it.
1053 (PREDICATE_CODES): Add it.
1054 (ASM_OUTPUT_MI_THUNK): Remove.
1055 * alpha32.h (ASM_OUTPUT_MI_THUNK): Remove.
1056 * alpha.md (sibcall_osf_1, sibcall_value_osf_1): Add 's' alternative.
1058 2001-10-16 Krister Walfridsson <cato@df.lth.se>
1060 * config/i386/netbsd-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Define.
1061 (JUMP_TABLES_IN_TEXT_SECTION): Define.
1063 Wed Oct 17 00:21:31 CEST 2001 Jan Hubicka <jh@suse.cz>
1065 * cfg.c (free_edge): Break out from ....
1066 (remove_edge): ... here.
1067 (clear_edges): Use free_edge.
1069 * att.h (ASM_QUAD): Add comment.
1070 * bsd.h, sco5.h, sun386.h (ASM_QUAD): Define.
1072 Wed Oct 17 00:01:02 CEST 2001 Jan Hubicka <jh@suse.cz>
1074 * i386.c (split_ti): New function.
1075 (ix86_split_to_parts): Support TImodes.
1076 * i386.h (VALID_INT_MODE_P): Add TImode.
1077 * i386.md (movdi splitter): Fix.
1078 (movti): Support 64bit integer registers.
1079 (movti_rex64): New function and splitter.
1081 * i386.c (*_cost): Add movsx/movzx cost.
1082 * i386.h (struct processor_costs): Add movsx/movzx fields.
1083 (RTX_COSTS): Handle zero/sign extend + avoid believing that
1084 64bit operations require split on 64bit machine.
1085 (CONST_COST): Make large 64bit constants expensive on 64bit compilation.
1087 * i386.c (ix86_setup_incomming_varargs): Fix mode of PLUS.
1088 (ix86_expand_move): Avoid pushes of memory if size does not match;
1089 move long constants to register.
1090 (x86_initialize_trampoline): Fix mode.
1091 * i386.h (ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT):
1092 Use ASM_QUAD on 64bit.
1093 * i386.md (test pattern): Disallow impossible constants.
1094 (tablejump PIC expander): Fix emitting of sum.
1095 (movdicc_rex64): Rename to movdicc.
1096 * linux64.h (LINK_SPEC): Add missing '%'.
1098 2001-10-16 Alexandre Oliva <aoliva@redhat.com>
1100 * tree-inline.c (inlinable_function_p): Leave it up to the
1101 front-end to turn -finline-functions into DECL_INLINE set for all
1104 2001-10-16 Stan Shebs <shebs@apple.com>
1106 * config/rs6000/darwin.h (ASM_COMMENT_START): Define.
1108 2001-10-16 Alan Modra <amodra@bigpond.net.au>
1110 * recog.c: Formatting and comment typo fixes.
1112 * configure.in (gcc_cv_as_bfd_srcdir): New. Use it to find gas
1113 version in single tree build.
1114 * configure: Regenerate.
1116 2001-10-15 David Edelsohn <edelsohn@gnu.org>
1118 * config/rs6000/rs6000.md (cr_logical): Swap order of CODE and
1119 MODE arguments to gen_rtx and compare operand with const0_rtx.
1121 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1123 * system.h: Poison old unused target macros.
1124 * config/dsp16xx.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
1125 * config/stormy16/stormy16.c: Update references to obsolete macros.
1126 * config/stormy16/stormy16.h: Similarly.
1127 * config/stormy16/stormy16.md: Similarly.
1128 * config/cris/cris.h: Similarly.
1130 2001-10-15 Neil Booth <neil@daikokuya.demon.co.uk>
1132 * cpplib.c (struct pragma_entry): Store the name as a hashnode.
1133 (lookup_pragma_entry, insert_pragma_entry, do_pragma,
1134 cpp_register_pragma): Update accordingly.
1136 2001-10-14 Neil Booth <neil@daikokuya.demon.co.uk>
1138 * c-pragma.h (cpp_register_pragma_space): Remove.
1139 * cpplib.h (cpp_register_pragma_space): Remove.
1140 * cpplib.c (lookup_pragma_entry, insert_pragma_entry): New.
1141 (cpp_register_pragma_space): Remove.
1142 (cpp_register_pragma): Simplify using lookup_pragma_entry,
1144 (do_pragma): Similarly.
1145 (_cpp_init_internal_pragmas): Don't register namespaces.
1147 * config/v850/v850.h (REGISTER_TARGET_PRAGMAS):
1148 Don't register namespaces.
1149 * cp/lex.c (init_cp_pragma): Similarly.
1150 * doc/tm.texi: Update.
1152 2001-10-10 Craig Rodrigues <rodrigc@gcc.gnu.org>
1155 * config/i386/cygwin.h: Add missing space to MINGW_INCLUDES
1157 2001-10-13 Michael Collison <collison@dhcp-12-114.townisp.com>
1159 * config/dsp16xx/dsp16xx.md: Rewrite for more efficient code and
1160 add scheduling support.
1161 * config/dsp16xx/dsp16xx.h: Rewrite for more efficient code.
1162 * config/dsp16xx/dsp16xx.c: Rewrite for more efficient code.
1163 * config/dsp16xx/dsp16xx-protos.h: Add new function prototypes.
1166 2001-10-13 Hans-Peter Nilsson <hp@axis.com>
1168 * config/cris/cris.c (cris_legitimate_pic_operand): Kludge around
1169 missing CONSTANT_P test in core GCC.
1171 2001-10-12 Neil Booth <neil@daikokuya.demon.co.uk>
1173 * cppmain.c (struct printer): New member source.
1174 (scan_translation_unit): Fix spacing at start of lines.
1175 (cb_line_change): Update.
1177 * gcc.dg/cpp/spacing2.c: New test.
1179 2001-10-12 Hans-Peter Nilsson <hp@axis.com>
1181 * config/cris/arit.c: Use __builtin_labs, not abs.
1183 * config/cris/cris.h (SET_STRIPPABLE_EXECUTABLE): Don't define.
1185 * config/cris/cris.c (cris_target_asm_function_epilogue): Move
1186 misplaced sprintf and fprintf argument.
1188 2001-10-12 Zack Weinberg <zack@codesourcery.com>
1190 * ABOUT-NLS, aclocal.m4: Update i18n framework from gettext 0.10.40.
1191 * configure.in, Makefile.in: Take out obsolete check-po logic.
1192 * configure, config.in: Regenerate.
1194 2001-10-12 Ziemowit Laski <zlaski@apple.com>
1196 * objc/objc-act.c (finish_objc): Correct precondition for emitting
1197 symtab declarations.
1199 2001-10-12 Stan Shebs <shebs@apple.com>
1201 * config/rs6000/rs6000.c: Remove uses of "register" specifier in
1202 declarations of arguments and local variables.
1204 2001-10-12 Christopher Faylor <cgf@redhat.com>
1206 * config/i386/cygwin.h: Revert erroneous checkin of crtbegin and
1207 ENDFILE_SPEC definition.
1209 2001-10-12 Kazu Hirata <kazu@hxi.com>
1211 * gthr-dce.h: Fix comment formatting.
1212 * gthr-posix.h: Likewise.
1213 * gthr-single.h: Likewise.
1214 * gthr-solaris.h: Likewise.
1215 * gthr-vxworks.h: Likewise.
1216 * gthr-win32.h: Likewise.
1218 2001-10-12 Jakub Jelinek <jakub@redhat.com>
1220 * final.c (output_asm_insn): Make sure assembly dialects are
1221 terminated, not nested. Output `|' and `}' characters if they
1222 don't appear inside assembly dialect selection.
1223 * config/i386/i386.md (rep_movdi_rex64, rep_movsi, rep_movsi_rex64,
1224 rep_movqi, rep_movqi_rex64, rep_stosdi_rex64, rep_stossi,
1225 rep_stossi_rex64, rep_stosqi, rep_stosqi_rex64, strsetsi_1,
1226 strsetsi_rex_1): Add {} braces.
1228 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1230 * toplev.c (compile_file): Ignore return value from yyparse.
1231 Always pop any nested binding levels after yyparse returns.
1233 2001-10-11 Richard Henderson <rth@redhat.com>
1235 * doc/c-tree.texi (Expression trees): Add VTABLE_REF.
1237 2001-10-11 Richard Henderson <rth@redhat.com>
1239 * dwarf2out.c (add_const_value_attribute): If long < HOST_WIDE_INT,
1240 fall back to add_AT_long_long for large CONST_INT.
1242 2001-10-11 Richard Henderson <rth@redhat.com>
1244 * config/i386/i386.md (setcc splitters): Add four splitters to
1245 simplify compound compares that simplify_comparison can't handle.
1247 2001-10-11 Zack Weinberg <zack@codesourcery.com>
1249 * cpplex.c (digraph_spellings, token_spellings): Make static.
1251 2001-10-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1253 * unroll.c (loop_iterations): Fixup last patch.
1255 2001-10-11 Richard Henderson <rth@redhat.com>
1257 * rtl.h (REG_VTABLE_REF): New.
1258 * rtl.c (reg_note_name): Add it.
1259 * combine.c (distribute_notes): Handle it.
1260 * final.c (final_scan_insn): Handle it.
1261 * tree.def (VTABLE_REF): New.
1262 * expr.c (expand_expr): Handle it.
1263 * varasm.c (assemble_vtable_entry, assemble_vtable_inherit): New.
1264 * output.h: Declare them.
1266 2001-10-11 Richard Henderson <rth@redhat.com>
1268 * dwarf2out.c (rtl_for_decl_location): If no DECL_RTL, look
1271 2001-10-11 David Edelsohn <edelsohn@gnu.org>
1273 * config/rs6000/xcoff.h (UNALIGNED_DOUBLE_INT_ASM_OP): Only
1274 available in 64-bit mode.
1276 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1278 * config.gcc: Add cris-*-aout, cris-*-elf, cris-*-none,
1279 cris-*-linux* cases.
1280 * config/cris/cris-protos.h: New file.
1281 * config/cris/cris.c: New file.
1282 * config/cris/cris.h: New file.
1283 * config/cris/cris.md: New file.
1284 * config/cris/linux.h: New file.
1285 * config/cris/aout.h: New file.
1286 * config/cris/arit.c: New file.
1287 * config/cris/cris_abi_symbol.c: New file.
1288 * config/cris/mulsi3.asm: New file.
1289 * config/cris/t-aout: New file.
1290 * config/cris/t-cris: New file.
1291 * config/cris/t-elfmulti: New file.
1292 * config/cris/t-linux: New file.
1293 * doc/invoke.texi: Add CRIS options.
1294 * doc/install.texi (Specific): Add blurb for CRIS.
1296 2001-10-10 Hartmut Schirmer <SchirmerH@Innovative-Systems.de>
1298 * config/float-i128.h: Make sure __STDC__VERSION__ is defined
1300 * config/float/i32.h: Likewise.
1301 * config/float-i386.h: Likewise.
1302 * config/float-i64.h: Likewise.
1303 * config/float-m68k.h: Likewise.
1304 * config/float-sh.h: Likewise.
1305 * config/float-sparc.h: Likewise.
1307 2001-10-11 Hans-Peter Nilsson <hp@axis.com>
1309 * doc/contrib.texi: Add note about CRIS port to my entry.
1311 2001-10-11 Kazu Hirata <kazu@hxi.com>
1313 * basic-block.h: Fix formatting.
1314 * bitmap.h: Likewise.
1315 * cpplib.h: Likewise.
1316 * c-tree.h: Likewise.
1317 * diagnostic.h: Likewise.
1318 * flags.h: Likewise.
1320 * longlong.h: Likewise.
1322 * reload.h: Likewise.
1326 2001-10-10 Richard Henderson <rth@redhat.com>
1328 * c-parse.in (asm_operand): Allow named operands.
1329 * genconfig.c (max_recog_operands): Set to 29.
1330 * local-alloc.c (requires_inout): Skip multiple digits.
1331 * recog.c (asm_operand_ok): Likewise.
1332 (preprocess_constraints): Use strtoul for matching constraints.
1333 (constrain_operands): Likewise.
1334 * regmove.c (find_matches): Likewise.
1335 * reload.c (find_reloads): Likewise.
1336 * stmt.c (parse_output_constraint): Don't reject in-out
1337 constraint on operands > 9. Reject '[' in constraint.
1338 (expand_asm_operands): Handle named operands. Use strtoul
1339 for matching constraints.
1340 (check_operand_nalternatives): Split out from expand_asm_operands.
1341 (check_unique_operand_names): New.
1342 (resolve_operand_names, resolve_operand_name_1): New.
1344 * doc/extend.texi (Extended Asm): Document named operands.
1345 * doc/md.texi (Simple Constraints): Document matching constraints
1348 2001-10-10 Richard Henderson <rth@redhat.com>
1350 * combine.c (try_combine): Handle a SEQUENCE of one insn.
1352 * i386.c (test splitter): Narrow tests vs paradoxical subregs.
1353 (jcc splitters): Add two splitters to simplify compound compares
1354 that simplify_comparison can't handle.
1356 2001-10-10 Richard Henderson <rth@redhat.com>
1358 * langhooks.c: Include langhooks.h.
1359 * Makefile.in (langhooks.o): Depend on it.
1361 Wed Oct 10 23:49:06 EDT 2001 John Wehle (john@feith.com)
1363 * rtlanal.c (noop_move_p): Insns with a REG_RETVAL note
1364 should not be considered as a no-op.
1365 * flow.c (delete_noop_moves): Handle REG_LIBCALL notes.
1367 2001-10-10 Stan Shebs <shebs@apple.com>
1369 * alias.c: Remove uses of "register" specifier in declarations
1370 of arguments and local variables.
1371 * c-common.c: Ditto.
1372 * c-convert.c: Ditto.
1374 * c-format.c: Ditto.
1375 * c-semantics.c: Ditto.
1376 * c-typeck.c: Ditto.
1377 * caller-save.c: Ditto.
1380 * cfgbuild.c: Ditto.
1382 * collect2.c: Ditto.
1386 * cppfiles.c: Ditto.
1389 * defaults.h: Ditto.
1391 * dwarf2out.c: Ditto.
1392 * dwarfout.c: Ditto.
1393 * emit-rtl.c: Ditto.
1398 * fix-header.c: Ditto.
1399 * floatlib.c: Ditto.
1401 * fold-const.c: Ditto.
1402 * function.c: Ditto.
1405 * gen-protos.c: Ditto.
1406 * genattrtab.c: Ditto.
1407 * gencheck.c: Ditto.
1408 * genconfig.c: Ditto.
1410 * genextract.c: Ditto.
1411 * genflags.c: Ditto.
1412 * gengenrtl.c: Ditto.
1413 * genoutput.c: Ditto.
1415 * genrecog.c: Ditto.
1416 * gensupport.c: Ditto.
1420 * haifa-sched.c: Ditto.
1421 * hard-reg-set.h: Ditto.
1423 * integrate.c: Ditto.
1426 * local-alloc.c: Ditto.
1428 * mips-tdump.c: Ditto.
1429 * mips-tfile.c: Ditto.
1432 * print-rtl.c: Ditto.
1433 * read-rtl.c: Ditto.
1436 * reg-stack.c: Ditto.
1437 * regclass.c: Ditto.
1442 * resource.c: Ditto.
1446 * sched-deps.c: Ditto.
1447 * sched-rgn.c: Ditto.
1449 * simplify-rtx.c: Ditto.
1451 * stor-layout.c: Ditto.
1458 * xcoffout.c: Ditto.
1460 2001-10-10 Richard Henderson <rth@redhat.com>
1462 * rtl.h (can_reverse_comparison_p): Remove.
1464 2001-10-10 Christopher Faylor <cgf@redhat.com>
1466 * config/i386/cygwin.h: Avoid adding include files if -nostdinc is
1469 2001-10-10 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1471 * config/i386/mingw32.h (WIN32_NO_ABSOLUTE_INST_DIRS): New define.
1472 (Thanks to Chris Faylor for suggesting macro name).
1473 (CPP_PREDEFINES): Define __MINGW32__ but don't set value; add more
1475 (STANDARD_INCLUDE_DIR): Remove i386- from directory name.
1476 (STANDARD_INCLUDE_COMPONENT): Change to MINGW.
1477 (MATH_LIBRARY): Undef before definition.
1478 (OUTPUT_QUOTED_STRING): Likewise.
1479 * config/i386/cygwin.h: Use WIN32_NO_ABSOLUTE_INST_DIRS.
1481 2001-10-10 Richard Henderson <rth@redhat.com>
1483 * unwind-dw2-fde.c (fde_compare_t): Change return type to int.
1484 (fde_unencoded_compare): Likewise. Don't use subtraction to get
1485 a tristate comparison value.
1486 (fde_single_encoding_compare, fde_mixed_encoding_compare): Likewise.
1488 2001-10-10 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1491 * unroll.c (loop_iterations): Ignore insns generated by loop
1494 * config.gcc (mips*-*-gnu*): Delete support.
1495 * config/mips/gnu.h: Remove.
1497 2001-10-10 Kazu Hirata <kazu@hxi.com>
1499 * calls.c: Fix formatting.
1500 * c-decl.c: Likewise.
1501 * cfgcleanup.c: Likewise.
1502 * combine.c: Likewise.
1503 * cppfiles.c: Likewise.
1504 * cpplib.c: Likewise.
1505 * cppmacro.c: Likewise.
1506 * crtstuff.c: Likewise.
1508 * dwarf2out.c: Likewise.
1509 * expmed.c: Likewise.
1511 * fold-const.c: Likewise.
1512 * function.c: Likewise.
1514 * genattrtab.c: Likewise.
1515 * ggc-page.c: Likewise.
1516 * integrate.c: Likewise.
1517 * libgcc2.c: Likewise.
1519 * optabs.c: Likewise.
1520 * profile.c: Likewise.
1521 * protoize.c: Likewise.
1523 * recog.c: Likewise.
1524 * reload1.c: Likewise.
1525 * reload.c: Likewise.
1526 * reorg.c: Likewise.
1527 * resource.c: Likewise.
1528 * sched-rgn.c: Likewise.
1529 * sdbout.c: Likewise.
1531 * toplev.c: Likewise.
1532 * varasm.c: Likewise.
1534 2001-10-10 Janis Johnson <janis187@us.ibm.com>, Alexandre Oliva <aoliva@redhat.com>
1536 * langhooks.c: Include rtl.h, insn-config.h and integrate.h.
1537 * Makefile.in (langhooks.o): Add dependencies.
1539 Wed Oct 10 00:41:29 EDT 2001 John Wehle (john@feith.com)
1541 * rs6000.c (rs6000_emit_load_toc_table): Don't
1542 strdup the toc label.
1543 (create_TOC_reference): Likewise.
1545 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1547 * config.gcc (i[34567]86-*-mingw32*): Make msvcrt-dependent
1550 2001-10-09 Danny Smith <danny_r_smith_2001@yahoo.co.nz>
1552 * config/i386/i386.c (ix86_attribute_table): Correct
1553 min_len, max_len fields for dllimport, dllexport and shared.
1555 2001-10-10 Joseph S. Myers <jsm28@cam.ac.uk>
1557 * doc/c-tree.texi, doc/cppinternals.texi, doc/extend.texi,
1558 doc/install.texi, doc/md.texi, doc/rtl.texi, doc/tm.texi:
1559 Consistently use "nonzero" instead of "non-zero".
1561 2001-10-09 Kazu Hirata <kazu@hxi.com>
1563 * acconfig.h: Fix comment formatting.
1564 * c-dump.h: Likewise.
1565 * c-tree.h: Likewise.
1566 * conditions.h: Likewise.
1568 * function.h: Likewise.
1570 * hwint.h: Likewise.
1571 * integrate.h: Likewise.
1574 * optabs.h: Likewise.
1576 2001-10-09 Kazu Hirata <kazu@hxi.com>
1578 * c-common.h: Fix comment formatting.
1579 * c-dump.c: Likewise.
1581 * diagnostic.h: Likewise.
1582 * except.c: Likewise.
1584 * gcov-io.h: Likewise.
1585 * genattrtab.c: Likewise.
1586 * output.h: Likewise.
1587 * predict.h: Likewise.
1588 * reload1.c: Likewise.
1589 * reload.h: Likewise.
1590 * resource.h: Likewise.
1592 * system.h: Likewise.
1594 * tree-inline.c: Likewise.
1595 * tsystem.h: Likewise.
1596 * varasm.c: Likewise.
1597 * xcoffout.h: Likewise.
1599 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
1601 * doc/gcc.texi: Document preference for "nonzero" over "non-zero".
1603 2001-10-09 Joseph S. Myers <jsm28@cam.ac.uk>
1605 * config/alpha/freebsd.h, config/alpha/lib1funcs.asm,
1606 config/i386/i386elf.h, config/i386/netbsd-elf.h,
1607 config/i386/netware.h, config/mcore/gfloat.h,
1608 config/mcore/mcore.c, config/mcore/mcore.h, config/mcore/mcore.md,
1609 config/netware.h, gccbug.in: Update FSF address.
1611 2001-10-09 Kazu Hirata <kazu@hxi.com>
1613 * c-common.c: Fix comment typos.
1614 * cfgrtl.c: Likewise.
1615 * collect2.c: Likewise.
1616 * cpplex.c: Likewise.
1617 * doloop.c: Likewise.
1618 * dwarf2out.c: Likewise.
1619 * dwarfout.c: Likewise.
1621 * fold-const.c: Likewise.
1625 * global.c: Likewise.
1626 * ifcvt.c: Likewise.
1628 * optabs.c: Likewise.
1629 * protoize.c: Likewise.
1630 * regclass.c: Likewise.
1631 * reorg.c: Likewise.
1635 * doc/cpp.texi: Likewise.
1636 * doc/c-tree.texi: Likewise.
1637 * doc/extend.texi: Likewise.
1638 * doc/invoke.texi: Likewise.
1639 * doc/objc.texi: Likewise.
1640 * doc/tm.texi: Likewise.
1642 2001-10-08 Richard Henderson <rth@redhat.com>
1644 * varasm.c (set_named_section_flags): Initialize "declared".
1646 2001-10-08 Robert Lipe <robertlipe@usa.net>
1648 * varasm.c (struct in_named_entry): Add declared.
1649 (named_section_first_declaration): New function.
1650 (default_elf_asm_named_section): Use it.
1651 * output.h (named_section_first_declaration): New.
1653 2001-10-08 Richard Henderson <rth@redhat.com>
1655 * i386.md (movsi_xor): Export.
1656 (setcc peep2): Use it when available; add an alternative to
1657 match zero_extendhisi2_and.
1659 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1661 * romp-protos.h (romp_initialize_trampoline): New function.
1662 * romp.c (romp_initialize_trampoline): Likewise.
1663 * romp.h (INITIALIZE_TRAMPOLINE): Define in terms of
1664 romp_initialize_trampoline.
1666 2001-10-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1668 * m68k/3b1.h (ASM_OUTPUT_SOURCE_LINE): Don't reference `last_linenum'.
1669 * m68k/auxas.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1670 * m68k/crds.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1671 * m68k/mot3300.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
1673 2001-10-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1675 * unroll.c (loop_iterations): Extend check for multiple back edges.
1677 2001-10-08 Alexandre Oliva <aoliva@redhat.com>
1679 * langhooks.h: New file.
1680 * Makefile.in (OBJS): Added langhooks.o.
1681 (c-lang.o): Depend on langhooks.h.
1682 (c-common.o): Don't depend on tree-inline.h.
1683 (tree-inline.o): Depend on toplev.h.
1684 (langhooks.o): New rule.
1685 * c-common.c: Don't include tree-inline.h.
1686 (c_mark_lang_decl): Mark argument c as unused.
1687 (c_common_lang_init): Don't initialize hooks here.
1688 * c-lang.c: Include langhooks.h, then override some macros.
1689 (lang_hooks): Initialize with macros in langhooks.h.
1690 (c_init): Don't initialize hooks here.
1691 * toplev.c (struct lang_hooks_for_tree_inlining): New struct.
1692 (struct lang_hooks): Add tree_inlining. Refer to langhooks.h.
1693 * tree-inline.c: Include toplev.h. Don't define hook variables.
1694 * tree-inline.h: Don't define hook types nor declare hook
1695 variables. Move macros to...
1696 * langhooks.c: ... new file, as functions. Adjust all callers.
1698 2001-10-08 Jeffrey A Law <law@cygnus.com>
1700 * sibcall.c (optimize_sibling_and_tail_recursive_calls): Call
1701 purge_mem_unchanging_flag on all instructions, not just on those
1702 before NOTE_INSN_FUNCTION_BEG.
1704 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1706 * cppmacro.c (_cpp_create_definition): Leave comments off.
1708 * doc/cpp.texi: Update.
1710 2001-10-08 DJ Delorie <dj@redhat.com>
1712 * c-decl.c (grokfield): Make sure the only unnamed fields
1713 we're allowing are either structs or unions.
1714 * doc/extend.texi: Add documentation for the unnamed field
1717 2001-10-08 Zack Weinberg <zack@codesourcery.com>
1719 * aclocal.m4 (gcc_AC_PROG_GNAT): New.
1720 * configure.in: Use it.
1721 * configure: Regenerated.
1722 * config/pa/t-linux, config/pa/t-pa, config/pa/t-pa64,
1723 config/pa/t-pro: Set T_ADAFLAGS, not ADA_CFLAGS.
1725 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1727 * cppfiles.c (open_file): Don't mark zero-length files
1728 never-reread here. Don't output diagnostics here either.
1729 (stack_include_file): Mark them never-reread here.
1730 (_cpp_read_file): Update.
1732 2001-10-08 Richard Henderson <rth@redhat.com>
1734 * config/i386/sol2.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
1736 2001-10-08 Richard Henderson <rth@redhat.com>
1738 * expr.c (store_expr): When converting a CONST_INT for storage
1739 in a SUBREG, convert it to both SUBREG modes before stripping
1742 2001-10-08 Richard Henderson <rth@redhat.com>
1744 * varasm.c (restore_varasm_status): New.
1745 * function.h: Declare it.
1746 * function.c (pop_function_context_from): Call it.
1748 2001-10-08 Richard Henderson <rth@redhat.com>
1750 * c-common.h (struct c_lang_decl): Add declared_inline.
1751 * c-tree.h (DECL_DECLARED_INLINE_P): New.
1752 * c-lang.c (c_disregard_inline_limits): Use it.
1753 * c-decl.c (duplicate_decls): Likewise.
1754 (pushdecl, redeclaration_error_message): Likewise.
1755 (pushdecl): Allocate DECL_LANG_SPECIFIC if needed.
1756 (grokdeclarator): Likewise. Set DECL_DECLARED_INLINE_P.
1757 Set DECL_INLINE if -finline-functions.
1758 (store_parm_decls): Don't allocate DECL_LANG_SPECIFIC here.
1760 2001-10-08 Neil Booth <neil@daikokuya.demon.co.uk>
1762 * cppmacro.c (funlike_invocation_p): Move some logic to caller
1763 in enter_macro_context. Create a padding token in its own context
1764 if necessary when the search for '(' fails.
1765 (enter_macro_context): Update.
1767 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
1769 * ChangeLog.2, c-decl.c, config/i386/i386.md, doc/gcc.texi, gcc.c,
1770 genmultilib, toplev.c: Fix spelling errors of "separate" as
1771 "seperate", and corresponding spelling errors of related words.
1773 2001-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1775 * builtins.c (expand_builtin_setjmp_receiver): Const-ify.
1776 * c-common.c (fname_var_t, c_tree_code_type, c_tree_code_length):
1778 * c-dump.c (dump_option_value_info): Likewise.
1779 * c-format.c (format_length_info, format_char_info,
1780 format_flag_spec, format_flag_pair, format_kind_info): Likewise.
1781 * collect2.c (names): Likewise.
1782 * cppdefault.h (default_include): Likewise.
1783 * cppexp.c (suffix, vsuf_1, vsuf_2, vsuf_3): Likewise.
1784 * flow.c (life_analysis): Likewise.
1785 * gcc.c (dir_separator_str, modify_target, option_map,
1786 target_option_translations, spec_list_1, extra_specs_1,
1787 init_spec): Likewise.
1788 * gcov.c (gcov_version_string): Likewise.
1789 * genattr.c (write_units): Likewise.
1790 * genattrtab.c (make_length_attrs, write_function_unit_info): Likewise.
1791 * gengenrtl.c (rtx_definition, defs): Likewise.
1792 * genrecog.c (pred_table): Likewise.
1793 * global.c (global_alloc): Likewise.
1794 * lcm.c (optimize_mode_switching): Likewise.
1795 * local-alloc.c (find_free_reg): Likewise.
1796 * params.h (param_info): Likewise.
1797 * predict.c (predictor_info): Likewise.
1798 * protoize.c (unexpansion_struct): Likewise.
1799 * real.c (bmask): Likewise.
1800 * recog.h (insn_operand_data, insn_data): Likewise.
1801 * regclass.c (initial_fixed_regs, initial_call_used_regs): Likewise.
1802 * stmt.c (expand_nl_goto_receiver): Likewise.
1803 * toplev.c (da, debug_args, lang_opt, documented_lang_options,
1804 target_switches, target_options): Likewise.
1805 * tradcif.y (token, tokentab2, yylex): Likewise.
1806 * tree.h (attribute_spec): Likewise.
1808 * alpha.c (override_options, alpha_lookup_xfloating_lib_func):
1810 * arc.c (arc_output_function_epilogue): Likewise.
1811 * arm.c (processors, all_cores, all_architectures,
1812 arm_override_options, isr_attribute_arg, isr_attribute_args,
1813 arm_isr_value): Likewise.
1814 * avr.c (mcu_type_s, reg_class_tab, order_regs_for_local_alloc):
1816 * c4x.c (c4x_int_reglist): Likewise.
1817 * d30v.c (override_options): Likewise.
1818 * h8300.c (shift_insn): Likewise.
1819 * i386.c (size_cost, i386_cost, i486_cost, pentium_cost,
1820 pentiumpro_cost, k6_cost, athlon_cost, pentium4_cost, ix86_cost,
1821 ix86_expand_sse_comi, ix86_expand_sse_compare, override_options,
1822 builtin_description, bdesc_comi, bdesc_2arg, bdesc_1arg,
1823 ix86_init_mmx_sse_builtins, ix86_expand_builtin): Likewise.
1824 * i386.h (processor_costs, ix86_cost): Likewise.
1825 * m68hc11.c (m68hc11_cost, m6811_cost, m6812_cost): Likewise.
1826 * m68hc11.h (processor_costs, m68hc11_cost): Likewise.
1827 * m68k.c (codes_68881, codes_FPA): Likewise.
1828 * m88k.c (mode_from_align, max_from_align, all_from_align,
1829 best_from_align, m_options): Likewise.
1830 * m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
1831 * mcore.c (mode_from_align): Likewise.
1832 * mips/elf64.h (UNIQUE_SECTION): Likewise.
1833 * mips/iris6gld.h (UNIQUE_SECTION): Likewise.
1834 * mips.c (mips_sw_reg_names, mips_regno_to_class): Likewise.
1835 * mips.h (mips_regno_to_class): Likewise.
1836 * ns32k.c (scales): Likewise.
1837 * pa.c (import_string, magic_milli): Likewise.
1838 * rs6000.c (alt_reg_names, rs6000_override_options): Likewise.
1839 * sparc.c (leaf_reg_remap, sparc_override_options,
1840 reg_leaf_alloc_order, reg_nonleaf_alloc_order, reg_alloc_orders):
1842 * sparc.h (sparc_cpu_select, leaf_reg_remap): Likewise.
1844 2001-10-07 Dale Johannesen <dalej@apple.com>
1846 * reload1.c (reload_reg_free_p): Teach register interference
1847 checking that multiple output reloads are emitted in
1849 reload1.c (reload_reg_reaches_end_p): Ditto.
1850 reload1.c (reloads_conflict): Ditto.
1852 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
1854 * doc/c-tree.texi, doc/tm.texi: Consistently put NULL and
1855 NULL_TREE inside @code.
1857 2001-10-07 Joseph S. Myers <jsm28@cam.ac.uk>
1859 * doc/gcc.texi: Document consistent style of "32-bit",
1860 "Objective-C", and "@code{NULL}".
1862 2001-10-06 Zack Weinberg <zack@codesourcery.com>
1864 * cpplex.c (enum spell_type): Add SPELL_NUMBER.
1865 (cpp_token_len, cpp_spell_token, cpp_output_token,
1866 _cpp_equiv_tokens): Handle it.
1867 * cpplib.h (TTYPE_TABLE): Use SPELL_NUMBER for CPP_NUMBER and
1868 CPP_COMMENT, SPELL_NONE for CPP_PADDING and CPP_EOF.
1869 * cppexp.c (_cpp_parse_expr): Use the correct operator code in
1872 Sat Oct 6 07:42:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1874 * gcc.c (default_compilers): Remove .ada.
1876 2001-10-06 Neil Booth <neil@daikokuya.demon.co.uk>
1878 * doc/cppinternals.texi: Update.
1880 2001-10-06 Zack Weinberg <zack@codesourcery.com>
1882 * gcc.c (main): Set this_file_error if the appropriate
1883 compiler for a language has not been installed.
1885 2001-10-06 Ulrich Weigand <uweigand@de.ibm.com>
1887 * config/s390/s390.c (s390_va_arg): Use set_mem_alias_set.
1889 2001-10-05 Joseph S. Myers <jsm28@cam.ac.uk>
1891 * gccbug.in (CATEGORIES): Add ada.
1893 2001-10-05 Catherine Moore <clm@redhat.com>
1895 * config/stormy16/stormy-abi: Document abi changes.
1896 * config/stormy16/stormy16.h (REG_ALLOC_ORDER): Redefine.
1897 (ICALL_REGS): New register class.
1898 (NUM_ARGUMENT_REGISTERS): Now 6.
1899 (DEFAULT_PCC_STRUCT_RETURN): Don't try to return structs
1901 (REG_CLASS_FROM_LETTER): Map 'z' to ICALL_REGS.
1902 * config/stormy16.md (call_internal, call_value_internal,
1903 indirect_jump): Use new 'z' constraint.
1905 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
1907 * doc/cppinternals.texi: Update.
1909 2001-10-05 Richard Henderson <rth@redhat.com>
1911 * dwarf2out.c (FRAME_BEGIN_LABEL): New.
1912 (output_call_frame_info): Use it instead of __FRAME_BEGIN__ and
1913 the gas section-name-as-label feature.
1915 2001-10-05 Neil Booth <neil@daikokuya.demon.co.uk>
1917 * doc/cppinternals.texi: Update.
1919 Fri Oct 5 08:17:46 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1921 * config/i386/i386.c (ix86_split_to_parts): Use trunc_int_for_mode
1922 to ensure valid SImode constants.
1924 2001-10-05 Alexandre Oliva <aoliva@redhat.com>
1926 * Makefile.in (c-decl.o): Depend on tree-inline.h.
1927 (c-lang.o): Likewise, as well as insn-config.h and integrate.h.
1928 * c-decl.c: Include tree-inline.h.
1929 (c_expand_body): Call optimize_inline_calls. Determine whether
1930 a function is inlinable upfront, and only clear
1931 DECL_SAVED_TREE, DECL_INITIAL and DECL_ARGUMENTS if it isn't.
1932 * c-lang.c: Include tree-inline.h, insn-config.h and integrate.h.
1933 (c_disregard_inline_limits): New function.
1934 (inline_forbidden_p, c_cannot_inline_tree_fn): Likewise.
1935 (c_post_options): Enable tree inlining if inlining is enabled.
1936 Don't inline trees when instrumenting functions.
1937 (c_init): Initialize lang_disregard_inline_limits and
1938 lang_cannot_inline_tree_fn.
1939 * tree-inline.c (initialize_inlined_parameters): Handle calls
1940 with fewer arguments than declared parameters, and fewer
1941 parameters than passed arguments. Don't assume value is a
1943 (declare_return_variable): Convert return value back to the
1944 original type, if it was promoted.
1945 (tree_inlinable_function_p): New function.
1946 (inlinable_function_p): Don't look at DECL_INLINE if we're
1947 inlining all functions. Make it work with a NULL id.
1948 Re-check DECL_UNINLINABLE after language-specific checks.
1949 * tree-inline.h (tree_inlinable_function_p): Declare it.
1950 * integrate.c (save_for_inline): Don't bother to prepare argvec
1952 * cse.c (check_for_label_ref): Don't check deleted labels.
1954 * Makefile.in (tree-inline.o): Depend on newly-included headers.
1955 * tree-inline.c: Include headers needed for the functions moved in.
1956 (struct inline_data, INSNS_PER_STMT): Moved from cp/optimize.c.
1957 (remap_decl, remap_block, copy_scopy_stmt, copy_body_r): Likewise.
1958 (copy_body, initialize_inlined_parameters): Likewise.
1959 (declare_return_variable, inlinable_function_p): Likewise.
1960 (expand_call_inline, expand_calls_inline): Likewise.
1961 (optimize_inline_calls, clone_body): Likewise.
1962 (walk_tree, walk_tree_without_duplicates): Moved from cp/tree.c.
1963 (copy_tree_r, remap_save_expr): Likewise.
1965 2001-10-04 Alexandre Oliva <aoliva@redhat.com>
1967 * Makefile.in (OBJS): Added tree-inline.o.
1968 (c-common.o): Depend on tree-inline.h.
1969 (tree-inline.o): New target.
1970 * c-common.c: Include tree-inline.h.
1971 (c_mark_lang_decl): Don't mark saved_tree.
1972 (c_common_lang_init): Set lang_anon_aggr_type_p.
1973 * c-common.h (walk_tree_fn, DECL_SAVED_TREE): Moved to tree.h.
1974 (struct c_lang_decl): Moved saved_tree to tree_decl.
1975 * ggc-common.c: Mark saved_tree and inlined_fns of FUNCTION_DECLs.
1976 * integrate.h (function_attribute_inlinable_p): Declare it.
1977 * integrate.c (function_attribute_inlinable_p): Export it.
1978 * tree-inline.c: New file. Define variables declared in...
1979 * tree-inline.h: New file. Declare functions to be moved to
1980 tree-inline.c. Define macros and declare types and hooks for
1981 language-specific tree inlining.
1982 (flag_inline_trees): Moved definition from cp/decl2.c.
1983 * tree.h (walk_tree_fn, DECL_SAVED_TREE): Moved from c-common.h.
1984 (TREE_READONLY_DECL_P, DECL_INLINED_FNS): Moved from cp/cp-tree.h.
1985 (struct tree_decl): Moved saved_tree from c_lang_decl and
1986 inlined_fns from C++'s lang_decl.
1988 2001-10-04 Loren J. Rittle <ljrittle@acm.org>
1990 * Makefile.in (STAGE2_FLAGS_TO_PASS): Remove patches which
1991 propagated HOST_CC, HOST_CFLAGS, HOST_LDFLAGS and HOST_CPPFLAGS.
1993 2001-10-04 Neil Booth <neil@daikokuya.demon.co.uk>
1995 * doc/cppinternals.texi: Update.
1997 2001-10-04 Eric Christopher <echristo@redhat.com>
1999 * config/mips/mips.c (init_cumulative_args): Remember to set
2001 * config.gcc: Redo linux configuration. Add target_cpu_default
2002 of soft-float to all mipsisa32 combinations and tx39.
2003 * config/mips/linux.h: Remove include of mips.h.
2005 2001-10-03 Loren J. Rittle <ljrittle@acm.org>
2007 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CFLAGS,
2008 HOST_LDFLAGS and HOST_CPPFLAGS.
2010 2001-10-03 Ziemowit Laski <zlaski@apple.com>
2012 * c-parse.in (objc_inherit_code, objc_pq_context,
2013 objc_public_flag): Make static.
2014 (objc_interface_context, objc_implementation_context,
2015 objc_method_context, objc_ivar_chain, objc_ivar_context): Move to
2016 global tree array in objc/objc-act.[ch].
2017 (methoddef): Remove unnecessary code.
2019 * objc/objc-act.c: (hashed_attribute, hashed_entry, imp_entry):
2020 Hoist struct definitions to objc-act.h.
2021 (nst_method_hash_list, cls_method_hash_list, imp_list, imp_count,
2022 cat_count): Place declaration in objc-act.h.
2023 (objc_tree_index): Move enumeration to objc-act.h.
2024 (objc_global_trees): Place declaration and macro accessors in
2026 (implementation_context): Remove duplicate; use
2027 objc_implementation_context instead:
2028 (method_context): Remove duplicate; use objc_method_context
2030 (objc_ellipsis_node, objc_method_prototype_template,
2031 implemented_classes, function_type): Move global vars to
2033 (init_objc): Use LAST_BASE_TREE_CODE instead of LAST_CODE.
2034 (build_message_expr): Move actual construction of ObjC message
2035 send nodes to finish_message_expr.
2036 (finish_message_expr): New routine, contains code formerly in
2038 * objc/objc-act.h (finish_message_expr): New prototype.
2039 (objc_ivar_chain, objc_method_context, objc_ellipsis_node): Remove
2040 declarations; these vars are now part of objc_global_trees.
2041 (objc_tree_index, objc_global_trees): Move definitions from
2043 * objc/objc-tree.def: Update copyright info.
2045 Wed Oct 3 12:22:11 EDT 2001 John Wehle (john@feith.com)
2047 * dwarf2asm.c (unaligned_integer_asm_op): Abort if
2049 * sparc/sysv4.h (UNALIGNED_DOUBLE_INT_ASM_OP): Use
2050 only if TARGET_ARCH64.
2052 2001-10-02 Bernd Schmidt <bernds@redhat.com>
2054 * doc/extend.texi: Fix some problems with previous checkin.
2055 * doc/invoke.texi: Likewise.
2057 2001-10-02 Neil Booth <neil@daikokuya.demon.co.uk>
2059 * cpphash.h: Update comments.
2060 (cpp_context): Update.
2061 (spec_nodes): Remove n__Pragma.
2062 * cppinit.c (cpp_create_reader): Update.
2063 (builtin_array): Add _Pragma.
2064 * cpplib.h: Update comments.
2065 (NODE_DISABLED, BT_PRAGMA): New.
2066 (cpp_start_lookahead, cpp_stop_lookahead): Remove prototypes.
2067 * cppmacro.c (struct cpp_macro): Remove disabled.
2068 (builtin_macro): Return int, handle _Pragma, push the new token
2069 on the context stack.
2070 (funlike_invocation_p): Unconstify, update.
2071 (enter_macro_context): Handle builtins here.
2072 (replace_args, push_token_context, push_ptoken_context):
2073 Update for prototype changes.
2074 (_cpp_pop_context): Update.
2075 (cpp_get_token): Don't handle buitins, nor _Pragma here.
2076 (cpp_sys_macro_p): Update.
2077 (_cpp_free_definition): Clear disabled flag.
2078 (_cpp_create_definition): Upate.
2079 * cppmain.c: Update comments.
2081 Tue Oct 2 12:46:01 CEST 2001 Bo Thorsen <bo@suse.co.uk>,
2082 Andreas Jaeger <aj@suse.de>,
2083 Jan Hubicka <jh@suse.cz>
2085 * doc/invoke.texi (i386 Options): Document x86-64 options.
2086 (i386 and x86-64 Options): Rename i386 options section.
2088 * config/i386/i386.h (TARGET_UNWIND_INFO): New.
2089 (TARGET_SWITCHES): Add -munwind-info.
2090 (MASK_NO_UNWIND_INFO): New.
2091 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define for
2093 (ASM_OUTPUT_DOUBLE_INT): New.
2095 * config/i386/linux64.h: New spec file for Linux x86-64 support.
2096 * config.gcc: Fix tm_file settings for x86-64.
2097 * config/i386/x86-64.h: New file with OS independent x86-64
2099 * config/i386/biarch64.h: New file used to configure compiler
2100 to biarch/64bit compilation.
2102 * config/i386/i386.c: (override_options): Set flags default
2103 for 64bit compilation.
2105 Tue Oct 2 12:46:01 CEST 2001 Jan Hubicka <jh@suse.cz>
2107 * i386.c (legitimize_pic_address): Add missing bits of 64bit support.
2108 (ix86_expand_int_movcc): Optimize DImode conditional moves with
2109 constants on x86_64.
2110 (ix86_attr_length_immediate_default): Support MODE_DI.
2111 * i386.md (fixdi splitter): Add missing "&& 1" in splitter
2113 (indirect_jump, tablejump): Turn into expander.
2115 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2117 * c-common.c (c_format_attribute_table): Make format and
2118 format_arg attributes apply to function types rather than to
2120 (is_valid_printf_arglist): Construct an attribute list and pass
2121 that to check_function_format rather than a name.
2122 * c-common.h (check_function_format): Adjust prototype.
2123 * c-decl.c (duplicate_decls): Preserve attributes from type of
2124 built-in decl when allowing for harmless conflict in types.
2125 * c-format.c (record_function_format,
2126 record_international_format, function_format_list,
2127 international_format_info, international_format_list): Remove.
2128 (function_format_info): Remove next, name and assembler_name.
2129 Make format_num and first_arg_num be unsigned HOST_WIDE_INT.
2130 (decode_format_attr): New.
2131 (handle_format_attribute): Handle receiving a type rather than a
2132 decl. Call decode_format_attr. Store format information in a
2133 function_format_info.
2134 (handle_format_arg_attribute): Correct comment. Handle receiving
2135 a type rather than a decl. Use unsigned HOST_WIDE_INT for
2137 (check_format_info_recurse, check_format_info_main): Take argument
2138 numbers as unsigned HOST_WIDE_INT.
2139 (check_function_format): Take a list of attributes from the
2140 function type rather than a name or assembler name. Check for
2141 format attributes in that list and the attributes on the type of
2142 the current function rather than looking through
2143 function_format_list.
2144 (check_format_info): Use unsigned HOST_WIDE_INT for argument
2146 (check_format_info_recurse): Take format_arg attributes from the
2147 type of the function calls rather than using
2148 international_format_list. Allow for multiple format_arg
2150 * c-typeck.c (build_function_call): Pass type attributes to
2151 check_function_format rather than name or assembler name. Don't
2152 require there to be a name or assembler name to check formats.
2154 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2156 * attribs.c (decl_attributes): Possibly call
2157 insert_default_attributes to insert default attributes on
2158 functions in a lazy manner.
2159 * builtin-attrs.def: New file; define the default format and
2160 format_arg attributes.
2161 * c-common.c (c_format_attribute_table): Move to earlier in the
2163 (c_common_nodes_and_builtins): Initialize format_attribute_table.
2164 (enum built_in_attribute, built_in_attributes,
2165 c_attrs_initialized, c_init_attributes,
2166 c_common_insert_default_attributes): New.
2167 (c_common_lang_init): Don't initialize format_attribute_table. Do
2168 call c_init_attributes.
2169 * Makefile.in (c-common.o): Depend on builtin-attrs.def.
2170 * c-common.h (init_function_format_info): Don't declare.
2171 (c_common_insert_default_attributes): Declare.
2172 * c-decl.c (implicitly_declare, builtin_function): Call
2174 (init_decl_processing): Don't call init_function_format_info.
2175 (insert_default_attributes): New.
2176 * c-format.c (handle_format_attribute,
2177 handle_format_arg_attribute): Be quiet about inappropriate
2178 declaration when applying default attributes.
2179 (init_function_format_info): Remove.
2180 * tree.h (enum attribute_flags): Add ATTR_FLAG_BUILT_IN.
2181 (insert_default_attributes): Declare.
2183 2001-10-02 Joseph S. Myers <jsm28@cam.ac.uk>
2185 * c-format.c (CPLUSPLUS_STD_VER): Define to STD_C94.
2187 2001-10-01 Jim Wilson <wilson@redhat.com>
2189 * sched-deps.c (add_dependence): When elide conditional dependence,
2190 check that insn doesn't modify cond2.
2192 2001-10-01 Dale Johannesen <dalej@apple.com>
2194 * config/rs6000/rs6000.h (enum processor_type): Add support
2195 for 7400 (G4) and 7450.
2197 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
2198 (rs6000_issue_rate): Ditto.
2199 (rs6000_adjust_cost): Fix cycle counts for compares.
2200 (debug_stack_info): Fix an obvious typo.
2201 * config/rs6000/rs6000.md: Add functional units for 7400 and 7450.
2202 * doc/invoke.texi: Document.
2203 * config/rs6000/darwin.h (TARGET_DEFAULT): Set to be reasonable
2205 (PROCESSOR_DEFAULT): Ditto.
2207 2001-10-01 Loren J. Rittle <ljrittle@acm.org>
2209 * Makefile.in (STAGE2_FLAGS_TO_PASS): Propagate HOST_CC.
2210 (fixinc.sh): Map CC, CFLAGS and LDFLAGS to HOST_* versions for
2211 later recursive make invocation.
2213 2001-10-01 Hans Boehm <boehm@acm.org>
2215 * optabs.c (emit_libcall_block): When using non-call exceptions,
2216 don't add REG_LIBCALL reg notes to trapping calls.
2218 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2220 * flow.c (propagate_block_delete_libcall): Remove unused first arg
2221 (propagate_one_insn): Update for above change
2223 2001-10-01 David Billinghurst <David.Billinghurst@riotinto.com>
2225 * unwind-sjlj.c (_Unwind_GetRegionStart, _Unwind_GetDataRelBase,
2226 _Unwind_GetTextRelBase): Argument is unused.
2228 Mon Oct 1 19:20:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2230 * alias.c (get_alias_set): Try to replace PLACEHOLDER_EXPR.
2231 Loop through NOPs, placeholders, and components.
2232 Don't go through NOPs if change mode.
2233 (record_alias_subset): Do nothing if SUBSET and SET are the same.
2234 * emit-rtl.c (set_mem_alias_set): Enable check.
2235 * expr.c (find_placeholder): New function.
2236 (expand_expr, case PLACEHOLDER_EXPR): Use it.
2237 (expand_expr, case COMPONENT_EXPR): Always copy OP0 when we need
2238 to modify it and avoid unneeded copies.
2239 * expr.h (expand_expr): Always define.
2240 (find_placeholder): New declaration.
2242 2001-10-01 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2244 * config/m68hc11/m68hc11.md ("add-split"): Fix add split when
2245 operand 2 is the stack pointer.
2246 ("addr-peephole"): Fix address computation peephole when operand 2
2247 is the stack pointer.
2249 Mon Oct 1 09:26:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2251 * config/i386/i386.c (ix86_va_arg): Call set_mem_alias_set.
2252 (ix86_setup_incoming_varargs): Likewise.
2254 2001-10-01 Jason Merrill <jason_merrill@redhat.com>
2256 * stor-layout.c (layout_type): Don't complain about too-large
2259 Mon Oct 1 06:43:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2261 * function.c (keep_stack_depressed): Don't use delete_insn.
2263 * expr.h (set_mem_alias_set): Move decl to here.
2264 * rtl.h (mem_attrs): New typedef and struct.
2265 (union rtunion_def): Add field for mem_attrs.
2266 (X0MEMATTR, MEM_ATTRS): New macros.
2267 (MEM_ALIAS_SET): Use MEM_ATTRS.
2268 (MEM_DECL, MEM_OFFSET, MEM_SIZE, MEM_ALIGN): New macros.
2269 (MEM_COPY_ATTRIBUTES): Copy MEM_ATTRS.
2270 (set_mem_alias_set): Delete decl from here.
2272 * alias.c (set_mem_alias_set): Delete from here.
2273 * emit-rtl.c (mem_attrs_htab): New variable.
2274 (rtx_htab_mark, rtx_htab_mark_1): Deleted.
2275 (mem_attrs_htab_hash, mem_attrs_htab_eq): New functions.
2276 (mem_attrs_mark, get_mem_attrs): Likewise.
2277 (gen_rtx_MEM): Clear MEM_ATTRS.
2278 (set_mem_attributes): Move to here.
2279 (set_mem_alias_set): Likewise, and call get_mem_attrs.
2280 (init_emit_once): const_int_htab now deletable htab.
2281 Initialize mem_attrs_htab.
2282 * explow.c (set_mem_attributes): Delete from here.
2283 * function.c (put_var_into_stack): Clear MEM_ATTRS.
2284 (gen_mem_addressof): Likewise; rework to use set_mem_attributes.
2285 * ggc-common.c (ggc_mark_rtx_children, case MEM): New case.
2286 * reload1.c (reload): Rework changing REG to MEM.
2288 2001-09-30 H.J. Lu <hjl@gnu.org>
2290 * acconfig.h (PREFIX_INCLUDE_DIR): New variable.
2291 * config.in: Rebuild.
2293 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2295 * config/m68hc11/m68hc11.md ("cmpqi_1"): Fix constraints.
2296 ("tsthi_1"): Avoid allocation in register y.
2297 ("*movqi_68hc12"): Reorganize and fix constraints.
2298 ("zero_extendqisi2"): Prefer d over x and y for operand 1.
2299 ("addqi3"): Likewise.
2300 ("addhi3"): Fix constraints.
2301 ("*logicalhi3_zexthi"): Disparage soft registers.
2303 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2305 * config/m68hc11/m68hc11.c (m68hc11_gen_movhi): Fix move of sp
2308 2001-09-30 Stephane Carrez <Stephane.Carrez@worldnet.fr>
2310 * config/m68hc11/m68hc11.h(INCOMING_RETURN_ADDR_RTX): Remove so
2311 that we use setjmp/longjmp exceptions.
2313 2001-09-30 Neil Booth <neil@daikokuya.demon.co.uk>
2315 * cpphash.h (POOL_ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE,
2316 POOL_SIZE, POOL_ROOM, POOL_COMMIT, struct cpp_chunk,
2317 struct cpp_pool, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2318 _cpp_pool_alloc, _cpp_next_chunk): Remove.
2319 (_cpp_extend_buff, BUFF_ROOM): Update.
2320 (_cpp_append_extend_buff): New.
2321 (struct cpp_reader): Remove macro_pool, add a_buff.
2322 * cppinit.c (cpp_create_reader): Initialize a_buff, instead of
2324 (cpp_destroy): Free a_buff instead of macro_pool.
2325 * cpplex.c (new_chunk, chunk_suitable, _cpp_next_chunk,
2326 new_chunk, _cpp_init_pool, _cpp_free_pool, _cpp_pool_reserve,
2327 _cpp_pool_alloc, ): Remove.
2328 (parse_number, parse_string): Update use of _cpp_extend_buff.
2329 (_cpp_extend_buff): Update.
2330 (_cpp_append_extend_buff, cpp_aligned_alloc): New.
2331 * cpplib.c (glue_header_name, parse_answer):
2332 Update use of _cpp_extend_buff.
2333 (cpp_register_pragma, cpp_register_pragma_space): Use
2335 (do_assert, do_unassert): Check for EOL, update.
2336 * cppmacro.c (stringify_arg, collect_args): Update to use
2337 _cpp_extend_buff and _cpp_append_extend_buff.
2338 (save_parameter, parse_params, alloc_expansion_token,
2339 _cpp_create_definition): Rework memory management.
2341 2001-09-29 Andris Pavenis <pavenis@lanet.lv>
2343 * config/i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): Don't
2344 update md_exec_prefix.
2345 (UPDATE_PATH_HOST_CANONICALIZE): Don't free PATH as it can point
2348 2001-09-30 Ulrich Weigand <uweigand@de.ibm.com>
2350 * config/s390/s390.h (EXTRA_CC_MODES): Add CCLmode.
2351 (SELECT_CC_MODE): Use s390_select_ccmode.
2352 * config/s390/s390-protos.h (s390_select_ccmode): Add.
2353 * config/s390/s390.c (s390_select_ccmode): New.
2354 (s390_match_ccmode): Add CCLmode.
2355 (s390_branch_condition_mask, s390_branch_condition_mnemonic): New.
2356 (output_branch_condition, output_inverse_branch_condition): Removed.
2357 (print_operand): Use s390_branch_condition_mnemonic.
2358 * config/s390/s390.md (addsi3_cc, addsi3_cconly, addsi3_cconly2,
2359 subsi3_cc, subsi3_cconly): Use logical instructions and CCLmode.
2360 (bunordered, bordered, buneq, bungt, bunlt, bnuge, bunle, bltgt): New.
2362 * config/s390/s390.c (check_and_change_labels): Preserve CC mode
2363 when converting conditional branches to far branches.
2364 * config/s390/s390.md (cmpstr_const, cmpstr_64, cmpstr_31, cmpint_si,
2365 cmpint_di): Use CCSmode instead of CCUmode.
2367 * config/s390/s390.c (legitimate_la_operand_p): New.
2368 * config/s390/s390-protos.h (legitimate_la_operand_p): Add.
2369 * config/s390/s390.md (movsi): Convert load address patterns to
2370 arithmetic operations when necessary.
2371 (addaddr_picR, addaddr_picL, addaddr_picN): Removed.
2372 (do_la): Renamed to *do_la and use legitimate_la_operand_p.
2373 (*do_la_reg_0): Don't use before reload.
2375 * config/s390/s390.c (legitimize_address): Make more efficient
2376 use of two-register addressing mode.
2378 * config/s390/s390.c (s390_function_prologue): Fix incorrect prolog
2379 with -mno-backchain in some corner cases.
2381 * config/s390/s390.md (cmpsi_cct): Operands 0 and 1 do not commute.
2383 2001-09-29 Alexandre Oliva <aoliva@redhat.com>
2385 * reload.c (find_reloads): Mark new USE insns with QImode.
2386 (find_reloads_toplev, find_reloads_address, subst_reg_equivs,
2387 find_reloads_subreg_address): Likewise.
2388 * regrename.c (note_sets, clear_dead_regs): Abort if pseudos are
2390 * reload1.c (reload_combine_note_use): Likewise, inside USEs and
2392 (reload): Make sure there are no USEs with mode other than
2393 VOIDmode. At the end, remove those marked with QImode.
2395 2001-09-29 Per Bothner <per@bothner.com>
2397 * cppdefault.c (cpp_include_defaults): Also search PREFIX_INCLUDE_DIR.
2398 * Makefile.in (includedir): Rename to local_includedir.
2399 (includedir): Define as $(prefix)/include.
2400 * config.in (PREFIX_INCLUDE_DIR): New variable.
2401 * configure.in (PREFIX_INCLUDE_DIR): Test for new variable.
2403 2001-09-29 Bernd Schmidt <bernds@redhat.com>
2405 * config/i386/i386.c (init_mmx_sse_builtins): Fix type of storelps and
2407 * doc/extend.texi (Vector Extensions): New node.
2408 * doc/invoke.texi (Machine Dependent Options): Add documentation for
2409 i386 -mmmx, -msse, -m3dnow.
2411 Sat Sep 29 15:08:16 CEST 2001 Jan Hubicka <jh@suse.cz>
2413 * doc/invoke.texi (Optimize Options): Revert an accidental checkin.
2415 2001-09-29 Hans-Peter Nilsson <hp@axis.com>
2417 * cse.c (cse_insn) [HAVE_cc0]: Fix typo delete-insn -> delete_insn.
2419 * doc/invoke.texi (Optimize Options): Delete spurious @table.
2421 2001-09-28 Richard Henderson <rth@redhat.com>
2423 * varasm.c (assemble_integer): Bound alignment check by
2426 * cfgrtl.c (redirect_edge_and_branch): Abort if redirect_jump fails.
2428 2001-09-28 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2430 * config/i386/sol2.h (CPLUSPLUS_CPP_SPEC): Define.
2432 2001-09-25 Bernd Schmidt <bernds@redhat.com>
2434 Mostly from Graham Stott <grahams@redhat.com>
2435 * c-common.c (type_for_mode): Add support for V2SFmode.
2436 * tree.c (build_common_tree_nodes_2): Likewise.
2437 * tree.h (enum tree_index, global_trees): Likewise.
2438 * config/i386/i386.c (x86_3dnow_a): New variable.
2439 (override_options): Support 3Dnow extensions.
2440 (bdesc_2arg, bdesc_1arg): Some SSE instructions are also part of
2441 Athlon's version of 3Dnow.
2442 (ix86_init_mmx_sse_builtins): Create 3Dnow builtins.
2443 (ix86_expand_builtin): Handle them.
2444 (ix86_hard_regno_mode_ok): Support V2SFmode if using 3Dnow.
2445 * config/i386/i386.h (MASK_3DNOW, MASK_3DNOW_A, TARGET_3DNOW,
2446 TARGET_3DNOW_A): New macros.
2447 (TARGET_SWITCHES): Add 3Dnow switches.
2448 (VALID_MMX_REG_MODE_3DNOW): New macro.
2449 (VECTOR_MODE_SUPPORTED_P): Use it.
2450 (enum ix86_builtins): Add entries for 3Dnow builtins.
2451 * config/i386/i386.md (movv2sf_internal, movv2sf, pushv2sf, pf2id,
2452 pf2iw, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3, eqv2sf3,
2453 pfmaxv23sf3, pfminv2sf3, mulv2sf3, femms, prefetch_3dnow, prefetchw,
2454 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pavgusb, pfrcpv2sf2,
2455 pfrcpit1v2sf3, pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3,
2456 pmulhrwvhi3, pswapdv2si2, pswapdv2sf2): New patterns.
2457 (mmx_pmovmskb, mmx_maskmovq, sse_movntdi, umulv4hi3_highpart,
2458 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw,
2459 mmx_pshufw, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, sfence,
2460 sfence_insn, prefetch): Make these available if TARGET_SSE or
2463 Fri Sep 28 19:18:40 CEST 2001 Jan Hubicka <jh@suse.cz>
2465 * i386-protos.h (ix86_setup_incoming_varargs, ix86_va_arg,
2466 ix86_va_start, ix86_build_va_list): Declare.
2467 * i386.c (ix86_setup_incoming_varargs, ix86_va_arg,
2468 ix86_va_start, ix86_build_va_list): New global functions.
2469 * i386.md (sse_prologue_save_insn): New insn.
2470 (sse_prologue_save): New expander.
2471 * i386.h (EXPAND_BUILTIN_VA_ARG, EXPAND_BUILTIN_VA_START,
2472 BUILD_VA_LIST_TYPE, SETUP_INCOMING_VARARGS): New macros.
2474 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
2476 * cpplex.c (new_buff, _cpp_get_buff, _cpp_extend_buff):
2477 Use size_t everywhere, make definitions consistent with
2480 Fri Sep 28 14:59:34 CEST 2001 Jan Hubicka <jh@suse.cz>
2482 * gcse.c (replace_store_insn): Use delete_insn.
2483 * loop.c (move_movables): Likewise; avoid delete_insn
2484 from clobbering notes moved elsewhere.
2485 (check_dbra_loop): Use delete_insn.
2486 * ssa.c (convert_from_ssa): Likewise.
2487 * cse.c (cse_insn): Use delete_insn.
2489 2001-09-28 Neil Booth <neil@daikokuya.demon.co.uk>
2491 * cpphash.h (struct cpp_buff): Make unsigned.
2492 (_cpp_get_buff): Take length of size_t.
2493 (_cpp_unaligned_alloc): New.
2494 (BUFF_ROOM, BUFF_FRONT, BUFF_LIMIT): New.
2495 (struct cpp_reader): Remove ident_pool. Add u_buff.
2496 * cppinit.c (cpp_create_reader): Initialize u_buff, not ident_pool.
2497 (cpp_destroy): Destroy u_buff, not ident_pool.
2498 * cpplex.c (parse_number, parse_string, save_comment,
2499 cpp_token_as_text): Update to use the unaligned buffer.
2500 (new_buff): Make unsigned.
2501 (_cpp_unaligned_alloc): New.
2502 * cpplib.c (glue_header_name): Update to use the unaligned buffer.
2503 * cppmacro.c (new_number_token, builtin_macro, stringify_arg):
2505 (collect_args): Make unsigned.
2507 2001-09-27 Zack Weinberg <zack@codesourcery.com>
2509 * cpplex.c (cpp_output_token): Use a putc loop for
2510 SPELL_OPERATOR, and fwrite for SPELL_IDENT.
2512 * configure.in: Detect fwrite_unlocked and fprintf_unlocked.
2513 * configure, config.in: Regenerate.
2514 * system.h: Replace fwrite and fprintf with their unlocked
2515 variants if available.
2517 2001-09-27 Richard Henderson <rth@redhat.com>
2519 * dwarf2out.c (dwarf2out_frame_finish): Never elide .debug_frame
2520 in favour of .eh_frame.
2522 2001-09-27 Aldy Hernandez <aldyh@redhat.com>
2524 * config/rs6000/rs6000.h (FUNCTION_VALUE): Change hardcoded 33 and 3
2526 (LIBCALL_VALUE): Likewise.
2528 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
2530 * cpphash.h: Update comment.
2531 * cpplex.c: Update comments.
2532 (_cpp_can_paste): Remove.
2533 * cpplib.h (_cpp_can_paste): Remove.
2534 * cppmacro.c (paste_tokens, paste_all_tokens): Update to use the
2535 lexer rather than _cpp_can_paste.
2537 2001-09-27 Neil Booth <neil@daikokuya.demon.co.uk>
2539 * doc/cppinternals.texi: Update.
2541 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
2543 * cpphash.h (struct cpp_pool): Remove locks and locked.
2544 (struct cpp_context): Add member buff.
2545 (struct cpp_reader): Remove member argument_pool.
2546 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
2547 * cppinit.c (cpp_create_reader, cpp_destroy): Argument_pool is dead.
2548 * cpplex.c (chunk_suitable): Remove pool argument.
2549 (MIN_BUFF_SIZE, BUFF_SIZE_UPPER_BOUND, EXTENDED_BUFF_SIZE): New.
2550 (new_buff, _cpp_extend_buff): Update.
2551 (_cpp_get_buff): Fix silly pointer bug. Be more selective about
2552 which buffer is returned.
2553 (_cpp_next_chunk, _cpp_init_pool): Pool locking removed.
2554 (_cpp_lock_pool, _cpp_unlock_pool): Remove.
2555 * cppmacro.c (lock_pools, unlock_pools): Remove.
2556 (push_ptoken_context): Take a _cpp_buff.
2557 (enter_macro_context): Pool locking removed.
2558 (replace_args): Use a _cpp_buff for the replacement list with
2560 (push_token_context): Clear buff.
2561 (expand_arg): Use _cpp_pop_context.
2562 (_cpp_pop_context): Free a context's buffer, if any.
2564 2001-09-26 DJ Delorie <dj@redhat.com>
2566 * c-typeck.c (digest_init): Check for sizeless arrays.
2568 2001-09-26 Richard Henderson <rth@redhat.com>
2570 * optabs.c (init_one_libfunc): Create a dummy function type
2571 instead of using error_mark_node.
2573 2001-09-26 Neil Booth <neil@daikokuya.demon.co.uk>
2575 * cpphash.h (struct _cpp_buff, _cpp_get_buff, _cpp_release_buff,
2576 _cpp_extend_buff, _cpp_free_buff): New.
2577 (struct cpp_reader): New member free_buffs.
2578 * cppinit.c (cpp_destroy): Free buffers.
2579 * cpplex.c (new_buff, _cpp_release_buff, _cpp_get_buff,
2580 _cpp_extend_buff, _cpp_free_buff): New.
2581 * cpplib.h (struct cpp_options): Remove unused member.
2582 * cppmacro.c (collect_args): New. Combines the old parse_arg
2583 and parse_args. Use _cpp_buff for memory allocation.
2584 (funlike_invocation_p, replace_args): Update.
2586 Wed Sep 26 13:20:51 CEST 2001 Jan Hubicka <jh@suse.cz>
2588 * final.c (final_scan_insn): Use delete_insn instead of delete_note.
2590 2001-09-25 Andrew Haley <aph@cambridge.redhat.com>
2592 * except.c (sjlj_mark_call_sites): Change address inside sequence.
2594 2001-09-24 Andrew Haley <aph@cambridge.redhat.com>
2596 * config/sh/linux.h (LINK_SPEC): Set dynamic-linker to agree with
2599 2001-09-25 Janis Johnson <janis187@us.ibm.com>
2600 Jim Wilson <wilson@redhat.com>
2602 * doc/install.texi (Specific, ia64-*-linux): Document.
2604 Tue Sep 25 17:13:56 CEST 2001 Jan Hubicka <jh@suse.cz>
2606 * Makefile.in (cfgrtl.o): Add.
2607 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
2608 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
2609 free_aux_for_edge): Declare.
2611 (HAVE_return): Undefine.
2612 * basic-block.h (alloc_block, alloc_aux_for_block, alloc_aux_for_blocks,
2613 free_aux_for_block, alloc_aux_for_edge, alloc_aux_for_edges,
2614 free_aux_for_edge): New global functions.
2615 (first_delete_block): New static variable.
2616 (init_flow): Clear first_delete_block.
2617 (basic_block_for_insn, label_value_list, tail_recursion_label_list,
2618 can_delete_note_p, can_delete_label_p, commit_one_edge_insertion,
2619 try_redirect_by_replacing_jump, last_loop_beg_note,
2620 back_edge_of_syntactic_loop_p, force_nonfallthru_and_redirect,
2621 delete_insn, delete_insn_chain, create_basic_block_structure,
2622 create_basic_block, flow_delete_block, compute_bb_for_insn,
2623 free_bb_for_insn, update_bb_for_insn, set_block_for_insn,
2624 set_block_for_new_insns, split_block, merge_blocks_nomove,
2625 block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
2626 redirect_edge_and_branch, force_nonfallthru_and_redirect,
2627 force_nonfallthru, redirect_edge_and_branch_force, tidy_fallthru_edge,
2628 tidy_fallthru_edges, split_edge, insert_insn_on_edge,
2629 commit_one_edge_insertion, commit_edge_insertions, dump_bb, debug_bb,
2630 debug_bb_n, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
2631 purge_all_dead_edges): Move to ....
2632 * cfgrtl.c: New file; .... Here.
2634 * bb-reorder.c (fixup_reorder_chain): Use alloc_aux_for_block.
2635 (reroder_basic_block): Use alloc_aux_for_blocks.
2636 * predict.c (estimate_bb_frequencies): Likewise; use
2637 alloc_aux_for_edges.
2638 * profile.c (compute_branch_probabilities): Likewise.
2639 (branch_prob): Likewise.
2640 * reg-stack.c (reg_to_stack): Likewise.
2642 * emit-rtl.c (emit_insns_after): Never return NULL.
2644 * basic-block.h (set_block_for_new_insns): Delete.
2645 * cfgrtl.c (set_block_for_new_insns): Delete.
2647 * cfgcleanup.c (try_optimize_cfg): Add fake exit edges for noreturn
2648 calls when crossjumping.
2650 * cfgcleanup.c (try_simplify_condjump): Cleanup invert_jump call.
2651 * unroll.c (copy_loop_body): Use delete_insn.
2653 * final.c (final, final_scan_insn): Use delete_insn/delete_note.
2654 * function.c (fixup_var_refs_insn, fixup_var_refs_1,
2655 keep_stack_depressed): Likewise.
2656 * gcse.c (cprop_cc0_jump): Likewise.
2657 * local-alloc.c (update_equiv_regs): Likewise.
2658 * loop.c (scan_loop, loop_delete_insns): Likewise.
2659 * regmove.c (try_auto_increment, fixup_match_1): Likewise.
2660 * reload1.c (reload, calculate_needs_all_insns, reload_as_needed,
2661 delete_output_reload, delete_address_reloads_1,
2662 reload_cse_delete_noop_set, reload_combine, reload_cse_move2add):
2664 * sibcall.c (replace_call_placeholder): Likewise.
2665 * cse.c (cse_insn): Likewise.
2667 2001-09-25 Bernd Schmidt <bernds@redhat.com>
2669 From Graham Stott <grahams@redhat.com>
2670 (def_builtin): Only define builtins appropriate for target_flags. All
2672 (builtin_decsription): Add new field mask which is used to determine
2673 when to define the builtin via the macro def_builtin.
2675 (bdesc_comi): Initialise new mask fields.
2676 (bdesc_2srg): Likewise.
2677 (bdesc_1arg): Likewise.
2679 * config/i386/i386.c (ix86_init_builtins): Correct return type
2680 building v4hi_ftype_v4hi_int_int tree node.
2681 (ix86_expand_sse_comi): Fix typo swapping operands.
2682 Don't swap comparision condition, it is already swapped.
2683 (ix86_expand_sse_compare): Before swapping operands
2684 move operand 1 into new rtx and not the target rtx.
2685 Don't swap comparison condition, it is already swapped.
2686 Always check whether we need to create a new TARGET.
2688 * config/i386/i386.md: (sse_comi) Fix typos.
2689 (sse_ucomi): Likewise.
2690 (cvtss2si): Fix operand 0 contraint.
2691 (cvttss2si): Likewise.
2692 (sse_unpckhps): Fix mode for operand 2.
2693 (sse_unpcklps): Likewise.
2695 2001-09-25 Graham Stott <grahams@redhat.com>
2697 * sibcall.c (skip_copy_to_return_value): Tighten return value
2700 2001-09-24 David Edelsohn <edelsohn@gnu.org>
2702 * rs6000.c (lwa_operand): Address must be word aligned.
2704 Mon Sep 24 18:57:59 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2706 * tree.c (type_hash_marked_p): Consider as marked if debug symbol
2707 number has been set.
2708 (type_hash_mark): Mark type itself.
2710 2001-09-24 Neil Booth <neil@daikokuya.demon.co.uk>
2712 * c-lex.c (cb_def_pragma): Update.
2713 (c_lex): Update, and skip padding.
2714 * cppexp.c (lex, parse_defined): Update, remove unused variable.
2715 * cpphash.h (struct toklist): Delete.
2716 (union utoken): New.
2717 (struct cpp_context): Update.
2718 (struct cpp_reader): New members eof, avoid_paste.
2719 (_cpp_temp_token): New.
2720 * cppinit.c (cpp_create_reader): Update.
2721 * cpplex.c (_cpp_temp_token): New.
2722 (_cpp_lex_direct): Add PREV_WHITE when parsing args.
2723 (cpp_output_token): Don't print leading whitespace.
2724 (cpp_output_line): Update.
2725 * cpplib.c (glue_header_name, parse_include, get__Pragma_string,
2726 do_include_common, do_line, do_ident, do_pragma,
2727 do_pragma_dependency, _cpp_do__Pragma, parse_answer,
2728 parse_assertion): Update.
2729 (get_token_no_padding): New.
2730 * cpplib.h (CPP_PADDING): New.
2731 (AVOID_LPASTE): Delete.
2732 (struct cpp_token): New union member source.
2733 (cpp_get_token): Update.
2734 * cppmacro.c (macro_arg): Convert to use pointers to const tokens.
2735 (builtin_macro, paste_all_tokens, paste_tokens, funlike_invocation_p,
2736 replace_args, quote_string, stringify_arg, parse_arg, next_context,
2737 enter_macro_context, expand_arg, _cpp_pop_context, cpp_scan_nooutput,
2738 _cpp_backup_tokens, _cpp_create_definition): Update.
2739 (push_arg_context): Delete.
2740 (padding_token, push_token_context, push_ptoken_context): New.
2741 (make_string_token, make_number_token): Update, rename.
2742 (cpp_get_token): Update to handle tokens as pointers to const,
2743 and insert padding appropriately.
2744 * cppmain.c (struct printer): New member prev.
2745 (check_multiline_token): Constify.
2746 (do_preprocessing, cb_line_change): Update.
2747 (scan_translation_unit): Update to handle spacing.
2748 * scan-decls.c (get_a_token): New.
2749 (skip_to_closing_brace, scan_decls): Update.
2750 * fix-header.c (read_scan_file): Update.
2752 * doc/cpp.texi: Update.
2754 2001-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2756 * c-aux-info.c (affix_data_type): Use ATTRIBUTE_MALLOC. Avoid
2757 leak by passing malloc'ed pointer to reconcat, not concat.
2759 2001-09-24 DJ Delorie <dj@redhat.com>
2761 * varasm.c (array_size_for_constructor): Handle STRING_CSTs also.
2763 2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>:
2765 * flow.c (delete_dead_jumptables): Delete jumptable if the only
2766 reference is from the literal pool.
2768 2001-09-24 Janis Johnson <janis187@us.ibm.com>
2770 * doc/install.texi (Final install): Request additional information
2771 in mail about successful builds.
2773 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2775 * pa.c (return_addr_rtx): Return NULL_RTX if count is not zero. Use
2776 initial value of return pointer register instead of value in frame-20.
2779 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2781 * som.h (ASM_OUTPUT_EXTERNAL): Improve formatting.
2782 (ASM_OUTPUT_EXTERNAL_LIBCALL): Only generate a .IMPORT statement for
2783 the libcall if there isn't a referenced identifier for the symbol.
2785 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2787 * pa.h (TRAMPOLINE_TEMPLATE): Add two words to the template for
2788 non 64-bit machines. Use these as a plabel for the trampoline.
2789 (TRAMPOLINE_SIZE): Adjust size for new words.
2790 (INITIALIZE_TRAMPOLINE): Initialize new words.
2791 (TRAMPOLINE_ADJUST_ADDRESS): New. Adjust address to make it a
2792 pointer to the plabel in the trampoline.
2794 2001-09-24 John David Anglin <dave@hiauly1.hia.nrc.ca>
2796 * pa.c (function_arg): Pass floating arguments in both general and
2797 floating registers in indirect (dynamic) calls when generating code
2798 for the 32 bit ABI and the HP assembler.
2800 2001-09-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2802 * doc/install.texi: Markup fixes.
2803 Use Solaris 2, SunOS 4 as appropriate.
2804 (Specific, *-*-solaris2*): Explain this.
2805 Unconditionally warn against /usr/ucb tools.
2806 Remove Sun as warning, obsolete.
2807 Move X11 header bug workaround here, update patches.
2808 (Specific, sparc-sun-solaris2*): Detail Sun as fix status.
2809 (Specific, sparc-sun-solaris2.7): Update patch 106950 status.
2811 2001-09-23 Zack Weinberg <zack@codesourcery.com>
2813 * errors.h (warning, error, fatal, internal_error): Don't mark
2814 with ATTRIBUTE_PRINTF_n.
2815 * toplev.h (internal_error, fatal_io_error, warning, error,
2816 pedwarn, pedwarn_with_file_and_line, warning_with_file_and_line,
2817 error_with_file_and_line, sorry, error_for_asm, warning_for_asm):
2820 Sun Sep 23 18:19:48 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2822 * function.c (pop_function_context_from): var_refs_queue
2823 and temp slots now in GC memory.
2824 (mark_function_status, free_after_compilation): Likewise;
2825 also struct function now in GC memory.
2826 (assign_stack_temp_for_type): struct temp_slot now in GC memory.
2827 (combine_temp_slots): Likewise.
2828 (schedule_fixup_var_refs): var_refs_queue now in GC memory.
2829 (prepare_function_start): Use GC memory for struct function.
2830 (mark_temp_slot): Deleted.
2831 (gcc_mark_struct_function): struct function now in GC memory.
2833 * fold-const.c (extract_muldiv, case PLUS_EXPR): Only adjust
2834 code for division, not modulus.
2836 * rtl.def (MEM): Remove obsolete part of comment.
2838 2001-09-22 Joseph S. Myers <jsm28@cam.ac.uk>
2840 * c-format.c (init_function_format_info): Check __builtin_printf
2841 and __builtin_fprintf even if -ffreestanding. Check C99 functions
2844 Sat Sep 22 09:09:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2846 * c-common.c (format_attribute_table): Remove decl.
2847 * tree.h (format_attribute_table, lang_attribute_table): New decls.
2848 (lang_attribute_common): Likewise.
2850 * function.c (fix_lexical_address): Use set_mem_alias_set.
2851 (expand_function_start): Likewise.
2852 * config/alpha/alpha.h (SETUP_INCOMING_VARARGS): Likewise.
2854 * varasm.c (output_constant): Fix unused variable warning.
2856 * attribs.c: New file, from c-common.c.
2857 (attribute_tables): Now four elements.
2858 (format_attribute_table, lang_attribute_common): New variables.
2859 (init_attributes): Reflect above changes.
2860 (handle_mode_attribute): Delete check for wider than uintmax.
2861 * c-common.c: Delete parts moved to attribs.c.
2862 (enum attrs): Deleted; unused.
2863 (c_format_attribute_table): New variable.
2864 (c_common_lang_init): Initialize format_attribute_table with it.
2865 * c-common.h (decl_attributes): Remove decl.
2866 * tree.h (decl_attribute): Move it to here.
2867 * Makefile.in (C_AND_OBJS_OBJS): Add attribs.o.
2868 (attribs.o): New rule.
2870 2001-09-22 Andreas Jaeger <aj@suse.de>
2872 * builtins.c (c_getstr): Remove unused variable.
2874 2001-09-21 Richard Henderson <rth@redhat.com>
2876 * reload1.c (reload): Use delete_insn instead of splatting
2879 2001-09-21 Richard Henderson <rth@redhat.com>
2881 * reload.c (push_secondary_reload): Don't check for "=" in output
2882 constraint after ""->ALL_REGS check.
2884 2001-09-21 Richard Henderson <rth@redhat.com>
2886 * predict.c (expected_value_to_br_prob): Use pc_set.
2888 * optabs.c (init_one_libfunc): Gen a FUNCTION_DECL for use by
2889 ENCODE_SECTION_INFO; get SYMBOL_REF from make_decl_rtl.
2891 2001-09-21 Richard Henderson <rth@redhat.com>
2893 * rtl.h (LCT_RETURNS_TWICE): New.
2894 * calls.c (emit_call_1): Set current_function_calls_setjmp for
2896 (emit_library_call_value_1): Map LCT_RETURNS_TWICE
2897 to ECF_RETURNS_TWICE.
2898 * except.c (sjlj_emit_function_enter): Use LCT_RETURNS_TWICE for
2901 * unwind-sjlj.c: Invent the setjmp.h declarations if inhibit_libc.
2903 * config/stormy16/stormy16.h (DONT_USE_BUILTIN_SETJMP): New.
2904 (JMP_BUF_SIZE): New.
2906 2001-09-21 Richard Henderson <rth@redhat.com>
2908 * config/stormy16/stormy16.h (REG_CLASS_FROM_LETTER): Map 'd'
2911 2001-09-21 Richard Henderson <rth@redhat.com>
2913 * tree.def (FDESC_EXPR): New.
2914 * expr.c (expand_expr): Handle it.
2915 * varasm.c (initializer_constant_valid_p): Likewise.
2916 (output_constant): Likewise.
2917 * defaults.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
2918 * config/ia64/ia64.h (TARGET_VTABLE_USES_DESCRIPTORS): New.
2919 (ASM_OUTPUT_FDESC): New.
2920 * doc/tm.texi: Document the new macros.
2922 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
2924 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Don't leave
2925 ADDR_VEC or ADDR_DIFF_VEC jump insns as part of the basic block
2926 once merging is complete.
2928 Fri Sep 21 11:20:12 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2930 * integrate.c (allocate_initial_values): Eliminate unused arg warning.
2932 21-09-2001 Richard Earnshaw (reanrsha@arm.com)
2934 * cfgcleanup.c (flow_find_cross_jump): Delete any REG_EQUAL notes
2935 that would be invalid after a merge.
2937 Fri Sep 21 14:24:29 CEST 2001 Jan Hubicka <jh@suse.cz>
2939 * basic-block.h (flow_delete_insn, flow_delete_insn_chain): Kill.
2940 * cfg.c (delete_insn): Rename from ....; use remove_insn; do not
2942 (flow_delete_insn): This one.
2943 (delete_insn_chain): Rename from ...; do not care labels.
2944 (flow_delete_insn_chain): ... this one.
2945 (flow_delete_block): Remove the insns one BB has been expunged.
2946 (merge_blocks_nomove): Likewise.
2947 (try_redirect_by_replacing_jump): Use delete_insn[_chain]; do not care
2948 updating BB boundaries.
2949 (tidy_fallthru_edge): Likewise.
2950 (commit_one_edge_insertion): Likewise.
2951 * cfgbuild.c (find_basic_block): Likewise.
2952 (find_basic_blocks_1): Likewise.
2953 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Likewise.
2954 (try_crossjump_to_edge): Likewise.
2955 (try_optimize_cfg): Likewise.
2956 * cse.c (delete_trivially_dead_insns): Likewise.
2957 * df.c (df_insn_delete): Likewise.
2958 * doloop.c (doloop_modify): Use delete_related_insns.
2959 * emit-rtl.c (try_split): Likewise.
2960 (remove_insn): Update BB boundaries.
2961 * expect.c (connect_post_landing_pads): Use delete_related_insns.
2962 * flow.c (delete_dead_jumptables): Use delete_insn[_chain]; do not care
2963 updating BB boundaries.
2964 (propagate_block_delete_insn): Likewise.
2965 (propagate_block_delete_libcall): Likewise.
2966 * function.c (delete_handlers): Use delete_related_insns.
2967 (thread_prologue_and_epilogue_insns): Likewise.
2968 * gcse.c (delete_null_pointer_checks): Use delete_related_insns.
2969 * genpeep.c (gen_peephole): Use delete_related_insns.
2970 * ifcvt.c (noce_process_if_block): Use delete_insn; do not care updating
2972 (find_cond_trap): Likewise.
2973 * integrate.c (save_for_inline): Use delete_related_insns.
2974 (copy_insn_list): Likewise.
2975 * jump.c (pruge_linie_number_notes): Likewise.
2976 (duplicate_loop_exit_test): Likewise.
2977 (delete_computation): Likewise.
2978 (delete_related_insn): Rename from ...; use delete_insn
2979 (delete_insn): ... this one.
2980 (redirect_jump): Use delete_related_insns.
2981 * loop.c (scan_loop): Likewise.
2982 (move_movables): Likewise.
2983 (find_and_verify_loops): Likewise.
2984 (check_dbra_loop): Likewise.
2985 * recog.c (peephole2_optimize): Likewise.
2986 * reg-stack.c (delete_insn_for_stacker): Remove.
2987 (move_for_stack_reg): Use delete_insn.
2988 * regmove.c (combine_stack_adjustments_for_block): Likewise.
2989 * reload1.c (delete_address_reloads): Use delete_related_insns.
2990 (fixup_abnormal_edges): Use delete_insn.
2991 * recog.c (emit_delay_sequence): Use delete_related_insns.
2992 (delete_from-delay_slot): Likewise.
2993 (delete_scheduled_jump): likewise.
2994 (optimize_skip): Likewise.
2995 (try_merge_delay_insns): Likewise.
2996 (full_simple_delay_slots): Likewise.
2997 (fill_slots_from_thread): Likewise.
2998 (relax_delay_slots): Likewise.
2999 (make_return_insns): Likewise.
3000 (dbr_schedule): Likewise.
3001 * rtl.h (delete_insn): Rename to delete_related_insns.
3002 (delete_insn, delete_insn_chain): New prototypes.
3003 * ssa-ccp (sse_fast_dce): Remove deleting of DEF, as it is done
3004 by df_insn_delete already.
3005 * ssa-dce.c (delete_insn_bb): Use delete_insn.
3006 * ssa.c (convert_from_ssa): Use delete_related_insns.
3007 * unroll.c (unroll_loop): Likewise.
3008 (calculate_giv_inc): Likewise.
3009 (copy_loop_body): Likewise.
3011 * i386-protos.h (ix86_libcall_value, ix86_function_value,
3012 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3013 ix86_return_in_memory, ix86_function_value): Declare.
3014 * i386.c (x86_64_int_parameter_registers, x86_64_int_return_registers):
3015 new static valurables.
3016 (x86_64_reg_class): New enum
3017 (x86_64_reg_class_name): New array.
3018 (classify_argument, examine_argument, construct_container,
3019 merge_classes): New static functions.
3020 (optimization_options): Enable flag_omit_frame_pointer and disable
3021 flag_pcc_struct_return on 64bit.
3022 (ix86_libcall_value, ix86_function_value,
3023 ix86_function_arg_regno_p, ix86_function_arg_boundary,
3024 ix86_return_in_memory, ix86_function_value): New global functions.
3025 (init_cumulative_args): Refuse regparm on x86_64, set maybe_vaarg.
3026 (function_arg_advance): Handle x86_64 passing conventions.
3027 (function_arg): Likewise.
3028 * i386.h (FUNCTION_ARG_BOUNDARY): New macro.
3029 (RETURN_IN_MEMORY): Move offline.
3030 (FUNCTION_VALUE, LIBCALL_VALUE): Likewise.
3031 (FUNCTION_VALUE_REGNO_P): New macro.
3032 (FUNCTION_ARG_REGNO_P): Move offline.
3033 (struct ix86_args): Add maybe_vaarg.
3034 * next.h (FUNCTION_VALUE_REGNO_P): Delete.
3035 * unix.h (FUNCTION_VALUE_REGNO_P): Delete.
3037 2001-09-21 Hartmut Penner <hpenner@de.ibm.com>
3039 * s390.md: Changed attributes for scheduling.
3040 * s390.c: (s390_adjust_cost, s390_adjust_priority)
3043 2001-09-21 Joseph S. Myers <jsm28@cam.ac.uk>
3045 Table-driven attributes.
3046 * c-decl.c, config/alpha/alpha.c, config/arc/arc.c,
3047 config/arm/arm.c, config/arm/pe.c, config/avr/avr.c,
3048 config/avr/avr.h, config/d30v/d30v.h, config/fr30/fr30.h,
3049 config/h8300/h8300.c, config/i386/cygwin.h, config/i386/winnt.c,
3050 config/m32r/m32r.c, config/mcore/mcore.c, config/sh/sh.c,
3051 config/stormy16/stormy16.h, config/v850/v850.c, doc/c-tree.texi,
3052 doc/tm.texi, ggc-common.c, integrate.c, print-tree.c, tree.c,
3053 tree.h: Rename DECL_MACHINE_ATTRIBUTES to DECL_ATTRIBUTES.
3054 * tree.h (struct tree_decl): Change machine_attributes to
3056 * doc/c-tree.texi: Document that all attributes are now attached
3058 * c-common.c (add_attribute, attrtab, attrtab_idx,
3059 default_valid_lang_attribute, valid_lang_attribute): Remove.
3060 (attribute_tables, attributes_initialized,
3061 c_common_attribute_table, default_lang_attribute_table): New
3063 (handle_packed_attribute, handle_nocommon_attribute,
3064 handle_common_attribute, handle_noreturn_attribute,
3065 handle_unused_attribute, handle_const_attribute,
3066 handle_transparent_union_attribute, handle_constructor_attribute,
3067 handle_destructor_attribute, handle_mode_attribute,
3068 handle_section_attribute, handle_aligned_attribute,
3069 handle_weak_attribute, handle_alias_attribute,
3070 handle_no_instrument_function_attribute,
3071 handle_no_check_memory_usage_attribute, handle_malloc_attribute,
3072 handle_no_limit_stack_attribute, handle_pure_attribute): New
3074 (init_attributes, decl_attributes): Rewrite to implement
3075 table-driven attributes.
3076 * c-common.h (enum attribute_flags): Move to tree.h.
3077 * c-format.c (decl_handle_format_attribute,
3078 decl_handle_format_arg_attribute): Rename to
3079 handle_format_attribute and handle_format_arg_attribute. Update
3080 for table-driven attributes.
3081 * c-common.h (decl_handle_format_attribute,
3082 decl_handle_format_arg_attribute): Remove prototypes.
3083 (handle_format_attribute, handle_format_arg_attribute): Add
3085 * c-decl.c (grokdeclarator): Handle attributes nested inside
3087 * c-parse.in (setattrs, maybe_setattrs): Remove.
3088 (maybe_type_quals_setattrs): Rename to maybe_type_quals_attrs.
3089 Update to handle nested attributes properly.
3090 (maybe_resetattrs, after_type_declarator,
3091 parm_declarator_nostarttypename, notype_declarator, absdcl1_noea,
3092 absdcl1_ea, direct_absdcl1): Update to handle nested attributes
3094 (make_pointer_declarator): Update to handle nested attributes
3096 * doc/extend.texi: Update documentation of limits of attributes
3097 syntax. Warn about problems with attribute semantics in C++.
3098 * target.h (struct target): Remove valid_decl_attribute and
3099 valid_type_attribute. Add attribute_table and
3100 function_attribute_inlinable_p.
3101 * target-def.h (TARGET_VALID_DECL_ATTRIBUTE,
3102 TARGET_VALID_TYPE_ATTRIBUTE): Remove.
3103 (TARGET_ATTRIBUTE_TABLE, TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P):
3105 (TARGET_INITIALIZER): Update.
3106 * integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): Remove default
3108 (function_attribute_inlinable_p): New function. Check for the
3109 presence of any machine attributes before using
3110 targetm.function_attribute_inlinable_p.
3111 (function_cannot_inline_p): Update.
3112 * Makefile.in (integrate.o): Update dependencies.
3113 * doc/tm.texi: Update documentation of target attributes and
3114 example definition of TARGET_VALID_TYPE_ATTRIBUTE.
3115 * tree.c (default_valid_attribute_p, valid_machine_attribute):
3117 (default_target_attribute_table,
3118 default_function_attribute_inlinable_p): New.
3119 (lookup_attribute): Update comment to clarify handling of multiple
3120 attributes with the same name.
3121 (merge_attributes, attribute_list_contained): Allow multiple
3122 attributes with the same name but different arguments to appear in
3123 the same attribute list.
3124 * tree.h (default_valid_attribute_p): Remove prototype.
3125 (struct attribute_spec): New.
3126 (default_target_attribute_table): Declare.
3127 (enum attribute_flags): Move from c-common.h. Add
3128 ATTR_FLAG_TYPE_IN_PLACE.
3129 (default_function_attribute_inlinable_p): Declare.
3130 * config/alpha/alpha.c (vms_valid_decl_attribute_p): Remove.
3131 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3132 (TARGET_ATTRIBUTE_TABLE): Define.
3133 (vms_attribute_table): New.
3134 * config/arc/arc.c (arc_valid_decl_attribute): Remove.
3135 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3136 (TARGET_ATTRIBUTE_TABLE): Define.
3137 (arc_attribute_table, arc_handle_interrupt_attribute): New.
3138 * config/arm/arm.c (arm_valid_type_attribute_p,
3139 arm_valid_decl_attribute_p, arm_pe_valid_decl_attribute_p):
3141 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3143 (TARGET_ATTRIBUTE_TABLE): Define.
3144 (arm_attribute_table, arm_handle_fndecl_attribute,
3145 arm_handle_isr_attribute): New.
3146 * config/avr/avr.c (avr_valid_type_attribute,
3147 avr_valid_decl_attribute): Remove.
3148 (TARGET_VALID_DECL_ATTRIBUTE, TARGET_VALID_TYPE_ATTRIBUTE): Don't
3150 (TARGET_ATTRIBUTE_TABLE): Define.
3151 (avr_attribute_table, avr_handle_progmem_attribute,
3152 avr_handle_fndecl_attribute): New.
3153 * config/c4x/c4x.c (c4x_valid_type_attribute_p): Remove.
3154 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3155 (TARGET_ATTRIBUTE_TABLE): Define.
3156 (c4x_attribute_table, c4x_handle_fntype_attribute): New.
3157 * config/h8300/h8300.c (h8300_valid_decl_attribute): Remove.
3158 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3159 (TARGET_ATTRIBUTE_TABLE): Define.
3160 (h8300_attribute_table, h8300_handle_fndecl_attribute,
3161 h8300_handle_eightbit_data_attribute,
3162 h8300_handle_tiny_data_attribute): New.
3163 * config/i386/i386-protos.h (ix86_valid_type_attribute_p,
3164 i386_pe_valid_decl_attribute_p, i386_pe_valid_type_attribute_p):
3166 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New
3168 * config/i386/i386.c (ix86_valid_type_attribute_p: Remove.
3169 (TARGET_VALID_TYPE_ATTRIBUTE, TARGET_VALID_DECL_ATTRIBUTE): Don't
3171 (TARGET_ATTRIBUTE_TABLE): Define.
3172 (ix86_attribute_table, ix86_handle_cdecl_attribute,
3173 ix86_handle_regparm_attribute): New.
3174 * config/i386/winnt.c (i386_pe_valid_decl_attribute_p,
3175 i386_pe_valid_type_attribute_p): Remove.
3176 (ix86_handle_dll_attribute, ix86_handle_shared_attribute): New.
3177 * config/ia64/ia64.c (ia64_valid_type_attribute): Remove.
3178 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3179 (TARGET_ATTRIBUTE_TABLE): Define.
3180 (ia64_attribute_table): New.
3181 * config/m32r/m32r.c (m32r_valid_decl_attribute, interrupt_ident1,
3182 interrupt_ident2, model_ident1, model_ident2): Remove.
3183 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3184 (TARGET_ATTRIBUTE_TABLE): Define.
3185 (init_idents): Update.
3186 (m32r_attribute_table, m32r_handle_model_attribute): New.
3187 * config/m68hc11/m68hc11.c (m68hc11_valid_type_attribute_p):
3189 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3190 (TARGET_ATTRIBUTE_TABLE): Define.
3191 (m68hc11_attribute_table, m68hc11_handle_fntype_attribute): New.
3192 * config/mcore/mcore.c (mcore_valid_decl_attribute): Remove.
3193 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3194 (TARGET_ATTRIBUTE_TABLE): Define.
3195 (mcore_attribute_table, mcore_handle_naked_attribute): New.
3196 * config/ns32k/ns32k.c (ns32k_valid_type_attribute_p): Remove.
3197 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3198 (TARGET_ATTRIBUTE_TABLE): Define.
3199 (ns32k_attribute_table, ns32k_handle_fntype_attribute): New.
3200 * config/rs6000/rs6000.c (rs6000_valid_type_attribute_p): Remove.
3201 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define.
3202 (TARGET_ATTRIBUTE_TABLE): Define.
3203 (rs6000_attribute_table, rs6000_handle_longcall_attribute): New.
3204 * config/sh/sh.c (sh_valid_decl_attribute): Remove.
3205 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3206 (TARGET_ATTRIBUTE_TABLE): Define.
3207 (sh_attribute_table, sh_handle_interrupt_handler_attribute,
3208 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
3210 * config/stormy16/stormy16.c (stormy16_valid_type_attribute):
3212 (TARGET_VALID_TYPE_ATTRIBUTE): Don't define
3213 (TARGET_ATTRIBUTE_TABLE): Define.
3214 (stormy16_attribute_table, stormy16_handle_interrupt_attribute):
3216 * config/v850/v850.c (v850_valid_decl_attribute): Remove.
3217 (TARGET_VALID_DECL_ATTRIBUTE): Don't define.
3218 (TARGET_ATTRIBUTE_TABLE): Define.
3219 (v850_attribute_table, v850_handle_interrupt_attribute,
3220 v850_handle_data_area_attribute): New.
3221 * config/v850/v850-c.c (mark_current_function_as_interrupt):
3222 Return void. Call decl_attributes instead of
3223 valid_machine_attribute.
3225 Fri Sep 21 01:49:41 2001 J"orn Rennecke <amylaar@redhat.com>
3227 * sh-protos.h (sh_pr_n_sets): Declare.
3228 * sh.c (calc_live_regs): If the initial value for PR has been copied,
3229 look at the copy to determine if PR needs to be saved.
3230 sh_pr_n_sets: New function.
3231 * sh.h (RETURN_ADDR_RTX): Use get_hard_reg_initial_val.
3232 (ALLOCATE_INITIAL_VALUE): Define.
3234 * sh.c (initial_elimination_offset):
3235 Fix RETURN_ADDRESS_POINTER_REGNUM case.
3237 Fri Sep 21 01:13:56 2001 J"orn Rennecke <amylaar@redhat.com>
3239 * integrate.c (allocate_initial_values): New function.
3240 * integrate.h (allocate_initial_values): Declare.
3241 * local-alloc.c (local_alloc): Move call to allocate_reg_info from
3243 * reload1.c (reload): And initialization of reg_equiv_memory_loc
3245 * toplev.c (rest_of_compilation): To here.
3246 Call allocate_initial_values.
3247 * tm.texi: add description for ALLOCATE_INITIAL_VALUE.
3249 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3251 * ggc-page.c (ggc_marked_p): Properly convert return to boolean.
3253 2001-09-20 DJ Delorie <dj@redhat.com>
3255 * c-typeck.c (really_start_incremental_init): Discriminate
3256 between zero-length arrays and flexible arrays.
3257 (push_init_level): Detect zero-length arrays and handle them
3258 like fixed-sized arrays.
3259 * expr.c (store_constructor): Handle zero-length arrays and
3260 flexible arrays correctly.
3261 * doc/extend.texi: Update zero-length array notes.
3263 2001-09-20 Jim Wilson <wilson@redhat.com>
3265 * config/ia64/ia64.c (itanium_split_issue): Allow max 2 FP per cycle.
3266 (insn_matches_slot): Handle TYPE_L and TYPE_X slots when checking
3267 for issue port conflicts.
3268 (cycle_end_fill_slots): TYPE_L instructions take two slots.
3270 2001-09-20 Andrew MacLeod <amacleod@redhat.com>
3272 * testsuite/gcc.c-torture/execute/990208-1.x: New. XFAIL at -O3
3275 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3277 * fold-const.c (hashtab.h): Include.
3278 (int_const_binop): Remove FORSIZE arg and compute from type; all
3280 Call size_int_type_wide for all single-word constants.
3281 (size_htab_hash, size_htab_eq): New functions.
3282 (size_int_type_wide): Rework to use hash table.
3283 * ggc-common.c (hashtab.h): Include.
3284 (struct d_htab_root): New struct.
3285 (d_htab_roots): New variable.
3286 (ggc_add_deletable_htab, ggc_htab_delete): New functions
3287 (ggc_mark_roots): Handle deletable htabs.
3288 * ggc-page.c (ggc_marked_p): New function.
3289 * ggc-simple.c (ggc_marked_p): Likewise.
3290 * ggc.h: Reformatting throughout.
3291 (ggc_marked_p, ggc_add_deletable_htab): New declarations.
3292 * tree.c (init_obstacks): Make type_hash_table a deletable root.
3293 (type_hash_add): Allocate struct type_hash from GC memory.
3294 (mark_hash_entry, mark_type_hash): Deleted.
3295 (type_hash_marked_p, type_hash_mark): New functions.
3296 * Makefile.in (ggc-common.o, fold-const.o): Include hashtab.h.
3298 Thu Sep 20 12:49:34 2001 J"orn Rennecke <amylaar@redhat.com>
3300 * sh.c (shiftcosts): Don't use shiftcosts array for modes wider
3303 Thu Sep 20 09:00:27 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3305 * stor-layout.c (layout_type, case ARRAY_TYPE): Kludge to disable
3306 array-too-large test for signed sizetype.
3308 Thu Sep 20 12:19:36 CEST 2001 Jan Hubicka <jh@suse.cz>
3310 * i386.md (indirect_jump): Allow Pmode operand.
3311 (tablejump): LIkewise; perform expansion to 64bit mode.
3312 * i386.c (symbolic_operand): Allow 64bit PIC references.
3313 (pic_symbolic_operand): Likewise.
3314 (ix86_find_base_term): Strip the 64bit PIC references.
3315 (legitimate_pic_address_disp_p): Handle 64bit PIC.
3316 (legitimize_pic_address): Likewise.
3317 (i386_simplify_dwarf_addr): Strip down the 64bit PIC references.
3318 * i386.h (CASE_VECTOR_MODE): Set to SImode for 64bit PIC compilation.
3320 2001-09-19 Alexandre Petit-Bianco <apbianco@redhat.com>
3322 * stringpool.c (get_identifier_with_length): New function.
3323 * tree.h (get_identifier_with_length): New prototype.
3325 2001-09-19 Alan Modra <amodra@bigpond.net.au>
3326 David Edelsohn <edelsohn@gnu.org>
3329 * config/rs6000/rs6000.c (logical_operand): CONST_INTs are
3330 already sign-extended.
3332 * config/rs6000/aix.h (INIT_TARGET_OPTABS): Define TFmode handlers.
3333 * config/rs6000/rs6000.c (logical_operand): Always compare op as
3335 (rs6000_emit_set_long_const): Avoid unnecessary shift.
3336 (output_profile_hook): Declare label_name const.
3337 * config/rs6000/rs6000.md (boolcsi3, boolcdi3): Change predicates
3338 to match constraints.
3340 2001-09-19 Stan Shebs <shebs@apple.com>
3342 * alias.c: Fix typos in comments.
3343 * sched-rgn.c (init_ready_list): Ditto.
3344 * unwind-dw2.c (uw_frame_state_for): Ditto.
3345 * unwind-dw2-fde.c (_Unwind_Find_FDE): Ditto.
3346 * unwind.inc (_Unwind_RaiseException_Phase2): Ditto.
3347 * config/rs6000/rs6000.c (rs6000_adjust_priority): Ditto.
3349 2001-09-19 Richard Henderson <rth@redhat.com>
3351 * cfg.c (force_nonfallthru_and_redirect): Handle redirecting
3353 * Makefile.in (cfg.o): Depend on TM_P_H.
3355 2001-09-19 Richard Henderson <rth@redhat.com>
3357 * config/alpha/alpha.c (local_symbol_p): Split out from ...
3358 (local_symbolic_operand): ... here.
3359 (small_symbolic_operand): Check mode.
3360 (global_symbolic_operand): New.
3361 (input_operand): Reject symbolics if explicit relocs.
3362 (call_operand): Tidy.
3363 (alpha_legitimize_address): Use movdi_er_high_g.
3364 (alpha_expand_mov): Likewise.
3365 * config/alpha/alpha-protos.h: Update.
3366 * config/alpha/alpha.h (PREDICATE_CODES): Update.
3367 * config/alpha/alpha.md (UNSPEC_LITERAL, UNSPEC_LITUSE): New.
3368 (UNSPEC_LDGP2, UNSPECV_PLDGP2): New.
3369 (UNSPECV_LDGP2): Remove.
3370 (all call patterns): Use 's' not 'i' for symbolic constraint.
3371 (call_osf call_value_osf): Use call_operand.
3372 (all osf call patterns): Use $gp. New peepholes for explicit relocs.
3373 (movdi_er_nofix, movdi_er_fix): Remove symbolic alternative.
3374 (prologue_ldgp_1_er): Remove.
3375 (ldgp_er_1, ldgp_er_2, prologue_ldgp_er_2): New.
3376 (builtin_setjmp_receiver_er patterns): Use them.
3377 (exception_receiver_er): Likewise.
3379 2001-09-19 Richard Henderson <rth@redhat.com>
3381 * cfgbuild.c (find_sub_basic_blocks): Handle insns that can throw.
3383 * emit-rtl.c (try_split): Copy NORETURN, SETJMP, ALWAYS_RETURN
3384 and NON_LOCAL_GOTO notes.
3385 * recog.c (peephole2_optimize): Likewise. Handle EH_REGION;
3386 copy over CALL_INSN_FUNCTION_USAGE.
3388 2001-09-18 Catherine Moore <clm@redhat.com>
3390 * config/stormy16/stormy16.h (DEFAULT_PCC_STRUCT_RETURN):
3393 2001-09-18 Ulrich Weigand <uweigand@de.ibm.com>:
3395 * config.gcc (s390-*-linux-*, s390x-*-linux*): Switch to
3396 new-style tm_file specification. Specify correct tm_p_file,
3397 md_file, and out_file for s390x.
3399 * config/s390/linux.h, linux64.h: Don't include other target
3400 macro header files. Now handled via tm_file.
3402 * config/s390/linux.h, s390.h: (IEEE_FLOAT, TARGET_IEEE_FLOAT,
3403 TARGET_IBM_FLOAT): Move from linux.h to s390.h to ensure they
3404 are defined before use.
3406 Tue Sep 18 09:51:11 2001 Eric Christopher <ecechristo@redhat.com>
3408 * config/mips/mips.c (mips_asm_file_start): Conditionalize Elf
3409 code generation only for Gnu assembler.
3411 2001-09-18 Catherine Moore <clm@redhat.com>
3413 * config/stormy16 (LIB_SPEC): Remove -lnosys.
3415 2001-09-18 Richard Sandiford <rsandifo@redhat.com>
3417 * config/mips/mips.c (mips_frame_set): New.
3418 (mips_emit_frame_related_store): When storing two 32-bit FPRs, use
3419 a parallel frame-related expression with a set for each register.
3421 2001-09-18 Philip Blundell <philb@gnu.org>
3423 * config/arm/lib1funcs.asm (L_dvmd_lnx): Don't rely on kernel
3426 2001-09-17 Dale Johannesen <dalej@apple.com>
3428 * config/rs6000/rs6000.h (FIXED_REGISTERS): Use FIXED_R2.
3429 * config/rs6000/aix.h (FIXED_R2): Define.
3430 * config/rs6000/darwin.h (FIXED_R2): Define.
3431 * config/rs6000/sysv4.h (FIXED_R2): Define.
3433 2001-09-17 Jeff Sturm <jsturm@one-point.com>
3435 * except.c (dw2_build_landing_pads): New local
3436 clobbers_hard_regs. Emit an ASM_INPUT as a scheduling
3437 barrier after clobbers. Fixes c++/4012.
3439 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3441 * gcc.c (find_file): Use ACONCAT in lieu of alloca/strcpy/strcat.
3443 2001-09-17 Joseph S. Myers <jsm28@cam.ac.uk>
3445 * dostage2, dostage3, listing, make-l2.com, makefile.vms,
3446 patch-apollo-includes, vmsconfig.com: Remove obsolete files.
3448 2001-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3450 * c-aux-info.c (affix_data_type): Use ASTRDUP in lieu of
3453 2001-09-17 Neil Booth <neil@daikokuya.demon.co.uk>
3455 * cpphash.h (_cpp_lex_direct): New.
3456 * cpplex.c (_cpp_lex_token): Update.
3457 (lex_token): Rename _cpp_lex_direct; lex into pfile->cur_token,
3458 and increment that pointer.
3459 * cppmacro.c (alloc_expansion_token): New.
3460 (lex_expansion_token): Lex macro expansion directly into
3463 2001-09-16 Brad Lucier <lucier@math.purdue.edu>
3465 * Makefile.in: Make rtl-error.o depend on $(CONFIG_H).
3467 Sun Sep 16 21:59:46 CEST 2001 Jan hubicka <jh@suse.cz>
3469 * basic-block.h (free_bb_for_insn): Declare.
3470 * bb-reorder.c (label_for_bb): Use block_label.
3471 (emit_jump_to_block_after): Remove.
3472 (insert_intra_1): Do not update block_for_insn.
3473 (insert_inter_bb_scope_notes): Likewise; update bb->end
3474 * cfg.c (free_bb_for_insn): New.
3475 (try_rediret_by_replacing_jump): Avoid set_block_for_new_insns call.
3476 (force_nonfallthru_and_redirect): Likewise; do not update BB boundaries.
3477 (commit_one_edge_insertion): Likewise.
3478 (commit_one_edge_insertion): Do not update BB boundary.
3479 (commit_edge_insertions): Do not call compute_bb_for_insn.
3480 * cfgbuild.c (find_basic_blocks): Do not free basic_block_for_insn.
3481 * cfgcleanup.c (merge_blocks_move_predecessor): Use reorder_insns_nobb.
3482 (merge_blocks_move_successor_nojumps): Likewise.
3483 (try_crossjump_to_edge): Do not update block_for_insn.
3484 * combine.c (combine_instructions): Remove compute_bb_for_insn call.
3485 * df.c (df_pattern_emit_later): Do not update BB boundary.
3486 (df_jump_pattern_emit_after): Likewise.
3487 (df_insn_move_before): Use emit_insn_before.
3488 * emit-rtl.c (try_split): Emit after trial to get bb boundary updated
3490 (add_insn_after, add_insn_before, emit_insns_after): Update BB
3491 boundaries and basic_block_for_insn.
3492 (reorder_insns_nobb): Rename from reorder_insns.
3493 (reorder_insns): New.
3494 (emit_block_insn_before, emit_block_insn_after): Kill.
3495 * flow.c (check_function_return_warnings): Do not call
3496 compute_bb_for_insn; Do not free basic_block_for_insn.
3497 (attempt_auto_inc): Do not update basic_block_for_insn.
3498 * function.c (emit_return_into_block): Likewise;
3499 do not update BB boundaries.
3500 * gcse.c (handle_avail_expr): Do not update basic_block_for_insn.
3501 (insert_insn_end_bb): Use emit_insn_before; Likewise.
3502 (pre_insert_copy_insn): Likewise.
3503 (update_ld_motion_notes): Likewise.
3504 (insert_insn_start_bb): Likewise.
3505 (replace_store_insn): Likewise.
3506 * ifcvt.c (noce_process_if_block): Likewise.
3507 (if_convert): Do not call compute_bb_for_insn.
3508 * lcm.c (optimize_mode_switching): Do not update BB boundaries.
3509 Use emit_insn_before and emit_insn_after.
3510 * recog.c (split_all_insns): Do not update BB boundaries;
3511 Do not call compute_bb_for_insn.
3512 (peephole2_optimize): Do not update BB boundaries.
3513 * reg-stack.c (emit_pop_insn): Use emit_insn_after and
3515 (emit_swap_insn): Likewise.
3516 (convert_regs_1): Likewise.
3517 * reload1.c (reload): Call compute_bb_for_insn.
3518 * rtl.h (reorder_insns_nobb): Declare.
3519 * ssa.c (rename_equivalent_regs): Use emit_insn_before.
3520 * toplev.c (rest_of_compilation): Call free_bb_for_insn
3521 at places CFG is invalidated; do not call compute_bb_for_insn.
3523 * cfg.c (expunge_block): Invalidate BB structure.
3525 * (merge_blocks_nomove): Update properly BLOCK_FOR_INSN
3528 * cfg.c (verify_flow_info): Verify the basic_block_for_insn array.
3530 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
3532 * cpphash.h (_cpp_lex_token): Update prototype.
3533 * cpplex.c (_cpp_lex_token): New prototype.
3534 * cpplib.c (skip_rest_of_line, check_eol, _cpp_handle_directive,
3535 lex_macro_node, read_flag, do_pragma_poison): Update.
3536 * cppmacro.c (cpp_get_token, parse_params,
3537 lex_expansion_token): Update.
3539 2001-09-16 Neil Booth <neil@daikokuya.demon.co.uk>
3541 * cppmain.c (scan_translation_unit): Don't worry about
3542 putting a space after hashes.
3543 * cpplib.c (directive_diagnostics): New.
3544 (_cpp_handle_directive): Update to use directive_diagnostics.
3545 (run_directive): Don't toggle prevent_expansion.
3546 (do_line): Backup in case of the line extension.
3547 * cpplib.h (cpp_lexer_pos): Remove.
3548 * cppmacro.c (_cpp_create_definition): Precede a leading #
3551 2001-09-15 Richard Henderson <rth@redhat.com>
3553 * c-typeck.c (comptypes): Handle zero-length arrays properly.
3555 2001-09-15 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3557 * c-common.c (c_promoting_integer_type_p): Handle ?Imode types.
3559 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3561 PR preprocessor/3571
3562 * tradcpp.c (handle_directive): Skip non-vertical space.
3564 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3566 * cppmain.c (setup_callbacks): Set line callback only
3567 if outputting preprocessed source.
3569 2001-09-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3571 * collect2.c (main): Const-ification.
3572 * gcc.c (translate_options, process_command): Use xstrdup in
3573 lieu of xmalloc/strcpy.
3574 (main): Use concat in lieu of xmalloc/strcpy/strcat.
3576 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3578 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Fix
3581 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3583 * scan-decls.c (scan_decls): Fix typo.
3585 2001-09-15 Neil Booth <neil@daikokuya.demon.co.uk>
3587 * cpphash.h (struct cpp_reader): Remove lexer_pos, directive_pos.
3588 Split mlstring_pos into mls_line and mls_col.
3589 * cppinit.c (cpp_create_reader): Initialize line to 1.
3590 (cpp_destroy): Free tokenruns.
3591 (push_include): Don't update lexer_pos.
3592 * cpplex.c (unterminated, parse_string): Update.
3593 (lex_token): Don't update lexer_pos, update.
3594 * cpplib.c (if_stack): Save line instead of line + col.
3595 (start_directive, _cpp_do__Pragma, do_else, do_elif,
3596 push_conditional, _cpp_pop_buffer): Update.
3597 * cppmacro.c (funlike_invocation_p): Don't save lexer_pos.
3598 (_cpp_create_definition): Update.
3600 2001-09-15 Eric Christopher <echristo@redhat.com>
3602 * config/mips/abi64.h: Add support for MEABI.
3604 2001-09-15 Eric Christopher <echristo@redhat.com>
3606 * config/mips/mips.md: Add unspec #2.
3608 (reload_outdi): Ditto.
3609 (reload_outsi): Ditto.
3612 2001-09-15 Eric Christopher <echristo@redhat.com>
3613 Jason Eckhardt <jle@redhat.com>
3615 * config.gcc: Add mipsisa32 target and mipsisa32-linux target.
3616 * config/mips/isa32-linux.h: New file.
3617 * config/mips/isa3264.h: Ditto.
3618 * config/mips/mips-protos.h: Add mips_hard_regno_nregs.
3619 * config/mips/mips.c (mips_hard_regno_nregs): Move here from mips.h.
3620 (output_block_mode): Support MEABI.
3621 (function_arg): Ditto. Fix floating point arg passing.
3622 (mips_va_start): Ditto.
3623 (override_options): Add isas 32 and 64, meabi, mips32 and mips64
3625 (mips_asm_file_start): Add new section to pass abi to gdb.
3626 (function_arg_pass_by_reference): Support MEABI.
3627 (mips_parse_cpu): Support mips32 and mips64 processors.
3628 * config/mips/mips.h: Support ABI_MEABI, TARGET_MIPS4KC,
3629 TARGET_MIPS5KC. Support isa32 and isa64.
3630 (processor_type): Add r4kc, r5kc, r20kc.
3631 (GENERATE_MULT3_SI): New.
3632 (GENERATE_MULT3_DI): Ditto.
3633 (GENERATE_MULT3): Remove.
3634 (ISA_HAS_64BIT_REGS): Add isa == 64.
3635 (ISA_HAS_8CC): Add mips_isa = 32 and 64.
3636 (ISA_HAS_MADD_MSUB): New.
3637 (ISA_HAS_CLZ_CLO): Ditto.
3638 (ISA_HAS_DCLZ_DCLO): Ditto.
3639 (ABI_GAS_ASM_SPEC): New.
3640 (GAS_ASM_SPEC): Use. Add support for mips32, mips64.
3643 (SUBTARGET_CC1_SPEC): Ditto.
3644 (SUBTARGET_CPP_SIZE_SPEC): Ditto.
3645 (PAD_VARARGS_DOWN): Support MEABI.
3646 (HARD_REGNO_NREGS): Move to mips.c.
3647 (ASM_OUTPUT_IDENT): Add #undef.
3648 * config/mips/mips.md: Add r4kc, r5kc, r20kc.
3649 (mulsi3): Use GENERATE_MULT3_SI.
3650 (mulsi3_mult3): Ditto. Support mips32, mips64.
3651 (mul_acc_si): Use ISA_HAS_MADD_MSUB.
3652 (mul_sub_si): New pattern.
3653 (unnamed splitters): New.
3654 (muldi3): Use GENERATE_MULT3_DI.
3655 (muldi3_internal2): Ditto.
3656 (movdicc): Support mips32.
3657 * config/mips/t-isa3264: New file.
3659 2001-09-15 Hans-Peter Nilsson <hp@axis.com>
3661 * rtl.h (FIND_REG_INC_NOTE) [HAVE_PRE_INCREMENT
3662 || HAVE_PRE_DECREMENT || HAVE_POST_INCREMENT
3663 || HAVE_POST_DECREMENT]: Call find_regno_note for REGs.
3665 * reorg.c (fill_slots_from_thread): After call to
3666 steal_delay_list_from_target, update own_thread as new_thread may
3669 2001-09-14 Neil Booth <neil@daikokuya.demon.co.uk>
3671 * cpperror.c (print_location): Take line and column, for
3672 default positioning use the previously lexed token.
3673 (_cpp_begin_message): Take line and column.
3674 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
3675 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
3676 * cpphash.h (_cpp_begin_message): Update prototype.
3677 * cppinit.c (push_include): Don't set output line.
3678 * cpplex.c (_cpp_lex_token): Callback for start of new output lines.
3679 * cpplib.c (do_diagnostic, _cpp_pop_buffer): Update.
3680 (do_pragma): Kludge for front ends. Don't expand macros at all.
3681 * cpplib.h (cpp_lookahead, cpp_token_with_pos, cpp_get_line): Remove.
3682 (struct cpp_token): Remove output_line.
3683 (struct cpp_callbacks): New member line_change.
3684 * cppmacro.c (builtin_macro, paste_all_tokens, replace_args,
3685 cpp_get_token): Preserve BOL flag.
3686 (cpp_get_line): Remove.
3687 (_cpp_backup_tokens): Remove useless abort().
3688 * cppmain.c (cb_line_change): New.
3689 (scan_translation_unit): Don't worry about starting new lines here.
3690 * scan-decls.c (scan_decls): Update.
3691 * c-lex.c (c_lex, init_c_lex): Update.
3692 (cb_line_change, src_lineno): New.
3694 Fri Sep 14 13:54:50 EDT 2001 John Wehle (john@feith.com)
3696 * tree.c (append_random_chars): Generate the random
3697 characters in a reproducable fashion.
3699 2001-09-14 Richard Henderson <rth@redhat.com>
3701 * config/i386/i386.c (internal_label_prefix): New.
3702 (internal_label_prefix_len): New.
3703 (override_options): Set them.
3704 (local_symbolic_operand): New.
3705 (legitimate_pic_address_disp_p): Use it.
3706 (legitimize_pic_address): Likewise.
3708 2001-09-14 Marc Espie <espie@openbsd.org>
3710 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Generate reference to GOT
3713 2001-09-14 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3715 * config/alpha/alpha.md (unaligned_extendhidi_be): Fix.
3716 * config/alpha/unicosmk.h (INIT_TARGET_OPTABS): New.
3718 2001-09-14 Nick Clifton <nickc@cambridge.redhat.com>
3720 * rtlanal.c (subreg_regno_offset): Add semicolon to end of
3721 invocation of SUBREG_REGNO_OFFSET.
3723 * haifa-sched.c: Fix typo in FSF copyright statement.
3724 * sched-deps.c: Fix typo in FSF copyright statement.
3725 * sched-ebb.c: Fix typo in FSF copyright statement.
3726 * sched-rgn.c: Fix typo in FSF copyright statement.
3727 * sched-vis.c: Fix typo in FSF copyright statement.
3729 * config.gcc: Move inclusion of arm elf specific header files
3730 from the files themselves into the tm_file variable. Make
3731 sure that elfos.h is included before target specific elf
3733 * config/arm/aout.h (NO_DOLLAR_IN_LABEL): Only define if not
3735 (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Protect definition.
3736 * config/arm.arm.h (TARGET_MEM_FUNCTIONS,
3737 ASM_OUTPUT_CASE_LABEL): Protect definition.
3738 (CC1_SPEC, FP_DEFAULT, ARM_FUNCTION_PROFILE): Only define if
3739 not already defined.
3740 * config/arm/conix-elf.h: (USER_LABEL_PREFIX,
3741 LOCAL_LABEL_PREFIX, MAKE_DECL_ONE_ONLY, UNIQUE_SECTION):
3742 Remove duplicate definition.
3743 (READONLY_DATA_SECTION, SUBTARGET_EXTRA_SECTION,
3744 (SUBTARGET_EXTRA_SECTION_FUNCTION, RDATA_SECTION_ASM_OP,
3745 (RDATA_SECTION_FUNCTION): Remove redundant definition.
3746 (STARTFILE_SPEC, ENDFILE_SPEC): Protect definition.
3747 Remove inclusion of arm/elf.h.
3748 * config/arm/unknown-elf.h: as for conix-elf.h.
3749 (STARTFILE_SPEC): Include crti.o and crtn.o.
3750 * config/arm/linux-elf.h: as for conix-elf.h.
3751 * config/arm/ecos-elf.h: Remove inclusion of unknown-elf.h.
3752 * config/arm/strongarm-elf.h: Remove inclusion of
3754 * config/arm/xscale-elf.h: Remove inclusion of unknown-elf.h.
3755 * config/arm/unknown-elf-oabi.h: Remove inclusion of
3756 unknown-elf.h and elf.h.
3757 * config/arm/uclinux-elf.h: Remove inclusion of linux-elf.h.
3758 * config/arm/linux-gas.h (DBX_DEBUGGING_INFO,
3759 ASM_WEAKEN_LABEL): Remove redundant definition.
3760 * config/arm/elf.h: Test for inclusion of elfos.h
3761 (USER_LABEL_PREFIX, ASM_DECLARE_RESULT, ASM_DECLARE_RESULT,
3762 ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT_NAME,
3763 SUBTARGET_EXTRA_SECTION, SUBTARGET_EXTRA_SECTION_FUNCTION,
3764 EXTRA_SECTIONS, INT_ASM_OP, ASM_WEAKEN_LABEL): Remove
3765 redundant definition.
3766 (TYPE_OPERAND_FMT, ASM_DECLARE_FUNCTION_NAME,
3767 ASM_DECLARE_FUNCTION_SIZE, ASM_OUTPUT_INTERNAL_LABEL,
3768 ASM_OUTPUT_ALIGNED_COMMON): Protect definition.
3769 * t-arm-elf (EXTRA_MULTILIB_PARTS): Add crti.o and crtn.o.
3770 Add rules to build crti.o and crtn.o
3771 * crti.asm: New file.
3772 * crtn.asm: New file.
3774 2001-09-13 Neil Booth <neil@daikokuya.demon.co.uk>
3776 * c-parse.in (_yylex): Use _cpp_backup_tokens.
3777 * cpphash.h (struct tokenrun): Add prev.
3778 (struct lexer_state): Remove bol.
3779 (struct cpp_reader): Remove old lookahead stuff, add lookaheads.
3780 (_cpp_free_lookaheads, _cpp_release_lookahead, _cpp_push_token)
3782 * cppinit.c (cpp_create_reader): Don't set bol.
3783 (cpp_destroy): Don't free lookaheads.
3784 * cpplex.c (lex_directive): Remove.
3785 (next_tokenrun): Update.
3786 (_cpp_lex_token): Clean up logic.
3787 (lex_token): Update to return a pointer to lexed token, since it
3788 can move to the start of the buffer. Simpify newline handling.
3789 * cpplib.c (SEEN_EOL): Update.
3790 (skip_rest_of_line): Remove lookahead stuff.
3791 (end_directive): Line numbers are already incremented. Revert
3792 to start of lexed token buffer if we can.
3793 (_cpp_handle_directive, do_pragma, do_pragma_dependency,
3794 parse_answer): Use _cpp_backup_tokens.
3795 (run_directive, cpp_pop_buffer): Don't set bol, set saved_flags
3796 instead. Don't check for EOL.
3797 (do_include_common, do_line, do_pragma_system_header): Use
3799 * cpplib.h (BOL, _cpp_backup_tokens): New.
3800 * cppmacro.c (save_lookahead_token, take_lookahead_token,
3801 alloc_lookahead, free_lookahead, _cpp_free_lookaheads,
3802 cpp_start_lookahead, cpp_stop_lookahead, _cpp_push_token): Remove.
3803 (builtin_macro): Don't use cpp_get_line.
3804 (cpp_get_line): Short term kludge.
3805 (parse_arg): Handle directives in arguments here. Back up when
3806 appropriate. Store EOF at end of argument list.
3807 (funlike_invocation_p): Use _cpp_backup_tokens.
3808 (push_arg_context): Account for EOF at end of list.
3809 (cpp_get_token): Remove lookahead stuff. Update.
3811 2001-09-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3813 * c-parse.in (yyerror): Const-ification and/or static-ization.
3814 * c-typeck.c (push_member_name): Likewise.
3815 * collect2.c (main): Likewise.
3816 * dbxout.c (dbxout_parms): Likewise.
3817 * diagnostic.c (format_with_decl): Likewise.
3818 * dwarf2out.c (output_ranges): Likewise.
3819 * dwarfout.c (fundamental_type_code): Likewise.
3820 * except.c (dw2_output_call_site_table): Likewise.
3821 * gcc.c (do_spec_1): Likewise.
3822 * genopinit.c (optabs): Likewise.
3823 * objc/objc-act.c (synth_id_with_class_suffix, start_class,
3824 gen_declaration_1, handle_impent): Likewise.
3825 * protoize.c (default_include, in_system_include_dir, abspath):
3827 * sched-vis.c (visualize_stall_cycles): Likewise.
3828 * sdbout.c (plain_type_1, sdbout_end_function,
3829 sdbout_end_epilogue): Likewise.
3830 * varasm.c (decode_reg_name): Likewise.
3832 * 1750a.c (mod_regno_adjust): Likewise.
3833 * alpha.c (alpha_write_one_linkage,
3834 unicosmk_output_default_externs): Likewise.
3835 * arm.c (arm_condition_codes): Likewise.
3836 * arm.h (arm_condition_codes): Likewise.
3837 * avr.c (output_movsisf, encode_section_info): Likewise.
3838 * darwin.h (GEN_BINDER_NAME_FOR_STUB, GEN_SYMBOL_NAME_FOR_SYMBOL):
3840 * i386.c (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
3841 * i386.h (hi_reg_name, qi_reg_name, qi_high_reg_name): Likewise.
3842 * m88k.c (output_function_profiler): Likewise.
3843 * mips.c (mips_output_conditional_branch): Likewise.
3844 * ns32k.c (ns32k_out_reg_names): Likewise.
3845 * ns32k.h (ns32k_out_reg_names): Likewise.
3846 * pj.c (pj_output_rval): Likewise.
3847 * rs6000.c (GEN_LOCAL_LABEL_FOR_SYMBOL): Likewise.
3848 * sparc.c (sparc_flat_function_prologue,
3849 sparc_flat_function_epilogue): Likewise.
3851 2001-09-13 Markus Werle <numerical.simulation@web.de>
3852 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3854 * doc/install.texi (Binaries): Add "Binaries for HP-UX 11.00 at
3855 Aachen University of Technology".
3857 2001-09-13 Andreas Schwab <schwab@suse.de>
3859 * config/float-m68k.h: Define DECIMAL_DIG and FLT_EVAL_METHOD for
3862 2001-09-13 Richard Henderson <rth@redhat.com>
3864 * config/alpha/alpha.c (small_symbolic_operand): New.
3865 (override_options): Set MASK_SMALL_DATA based on pic/PIC.
3866 (some_operand, input_operand): Don't handle HIGH.
3867 (alpha_legitimize_address): Use it. Emit HIGH with PLUS gp.
3868 (alpha_expand_mov): Likewise.
3869 (print_operand) [H]: Just print HIGH symbol.
3870 (print_operand_address): Handle small data.
3871 * config/alpha/alpha.h (MASK_SMALL_DATA, TARGET_SMALL_DATA): New.
3872 (TARGET_SWITCHES): Add -msmall-data/large-data.
3873 (PIC_OFFSET_TABLE_REGNUM): New.
3874 (PREFERRED_RELOAD_CLASS): Don't handle HIGH.
3875 (PREDICATE_COES): Update.
3876 * config/alpha/alpha.md (adddi_er_high): New.
3877 (adddi_er_low): Handle small data.
3878 * config/alpha/elf.h (DO_SELECT_SECTION): If SMALL_DATA,
3879 prefer .sdata to .rodata.
3880 (SELECT_RTX_SECTION): Likewise.
3882 2001-09-12 Josh Martin <josh.martin@abq.sc.philips.com>
3884 * fixinc/inclhack.def(hpux11_size_t): Keep HP-UX headers from
3885 defining __size_t and leaving size_t undefined.
3887 2001-09-12 Diego Novillo <dnovillo@redhat.com>
3889 * basic-block.h (expunge_block): Declare.
3890 * cfg.c (expunge_block): Remove static declaration.
3892 2001-09-12 Richard Henderson <rth@redhat.com>
3894 * integrate.c (copy_insn_list): Copy label name from
3895 NOTE_INSN_DELETED_LABEL.
3897 2001-09-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3899 * c-common.c (c_tree_code_name): Const-ification.
3900 * c-decl.c (c_decode_option): Likewise.
3901 * c-typeck.c (warn_for_assignment): Likewise.
3902 * collect2.c (libexts, is_ctor_dtor, main, ignore_library):
3904 * cppinit.c (output_deps): Likewise.
3905 * dependence.c (dependence_string, direction_string): Likewise.
3906 * dwarf2out.c (output_ranges): Likewise.
3907 * fixinc/fixfixes.c (emit_gnu_type): Likewise.
3908 * fixinc/gnu-regex.c (re_error_msgid): Likewise.
3909 * gcc.c (standard_exec_prefix, standard_exec_prefix_1,
3910 standard_startfile_prefix, standard_startfile_prefix_1,
3911 standard_startfile_prefix_2, tooldir_base_prefix,
3912 standard_bindir_prefix, find_a_file): Likewise.
3913 * genattrtab.c (make_length_attrs): Likewise.
3914 * gencheck.c (tree_codes): Likewise.
3915 * genemit.c (gen_split): Likewise.
3916 * genrecog.c (special_mode_pred_table): Likewise.
3917 * graph.c (graph_ext): Likewise.
3918 * protoize (default_include): Likewise.
3919 * reload.c (reload_when_needed_name): Likewise.
3920 * sched-vis.c (visualize_stall_cycles): Likewise.
3921 * tlink.c (recompile_files): Likewise.
3922 * toplev.c (decode_g_option): Likewise.
3923 * tradcpp.c (output_deps): Likewise.
3924 * varasm.c (decode_reg_name): Likewise.
3926 * arm.c (arm_condition_codes, strings_fpa, thumb_condition_code):
3929 * avr.c (avr_regnames, encode_section_info): Likewise.
3930 * c4x.c (float_reg_names): Likewise.
3931 * darwin.h (ASM_GLOBALIZE_LABEL): Likewise.
3932 * elfos.h (const_section): Likewise.
3933 * i386.c (ix86_comp_type_attributes): Likewise.
3934 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
3935 * ia64/aix.h (UNIQUE_SECTION): Likewise.
3936 * ia64.c (type_names): Likewise.
3937 * m68hc11.c (reg_class_names): Likewise.
3938 * m88k.c (m_options): Likewise.
3939 * mips.c (mips_output_conditional_branch, mips_unique_section):
3941 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
3942 * sparc.c (sparc_flat_function_prologue, sparc_flat_function_epilogue,
3943 ultra_code_names): Likewise.
3944 * sparc.h (OVERRIDE_OPTIONS): Likewise.
3946 2001-09-12 Jakub Jelinek <jakub@redhat.com>
3948 * configure.in (gcc_cv_as_shf_merge): Fix a typo.
3949 Use --fatal-warnings option for gas.
3950 * configure: Rebuilt.
3952 2001-09-12 Roman Lechtchinsky <rl@cs.tu-berlin.de>
3954 * doc/install.texi (Specific, alphaev5-cray-unicosmk*): Document.
3956 2001-09-11 Jim Wilson <wilson@redhat.com>
3958 * alias.c (clear_reg_alias_info): Only handle pseudo registers.
3960 2001-10-11 Matt Kraai <kraai@alumni.carnegiemellon.edu>
3962 * builtins.c (c_strlen): Treat an offset too large for a
3963 HOST_WIDE_INT as out of range.
3965 Tue Sep 11 18:57:47 CEST 2001 Jan Hubicka <jh@suse.cz>
3967 * basic-block.h (EDGE_CRITICAL): Remove; renumber other flags.
3968 (EDGE_CRITICAL_P): New predicate.
3969 * cfg.c (force_nonfallthru_and_redirect, split_edge): Kill EDGE_CRITICAL
3971 (insert_insn_on_edge): Use EDGE_CRITICAL_P.
3972 (dump_edge_info): Remove "crit".
3973 * cfganal.c (mark_critical_edges): Kill.
3974 * cfgbuild.c (find_basic_blocks): Remove mark_critical_edges call.
3975 * cfgcleanup.c (cleanup_cfg): Likewise.
3976 * profile.c (instrument_edges): Use EDGE_CRITICAL_P.
3977 (find_spanning_tree): Likewise.
3978 * reg-stack.c (convert_regs_1): Likewise.
3979 * ssa.c (mark_regs_equivalent_over_bad_edges): Likewise.
3981 * basic-block.h (create_basic_block_structure): New.
3982 (create_basic_block): Update prototype.
3983 (force_nonfallthru): New.
3984 * bb-reorder.c (fixup_reorder_chain): Fixup use force_nonfallthru.
3985 * cfg.c (create_basic_block_structure): Rename from create_basic_block;
3986 handle updating of block_for_insn, creating of empty BBs and BBs at
3987 the end of INSN chain.
3988 (create_basic_block): New function.
3989 (split_block): Use create_basic_block.
3990 (force_nonfallthru_and_redirect): Break out from ...; cleanup
3991 (redirect_edge_and_branch_force): ... here.
3992 (force_nonfallthru): New.
3993 (split_edge): Rewrite to use force_nonfallthru and create_block.
3994 * cfgbuild.c (find_basic_blocks_1): Use create_basic_block_structure.
3995 (find_basic_blocks): Free basic_block_for_insn.
3996 * cfgcleanup.c (merge_blocks): Use force_nonfallthru.
3998 * cfg.c: Fix formating.
3999 * cfgcleanup.c: Fix formating.
4000 (merge_blocks, tail_recursion_label_p): Return bool.
4001 (merge_blocks_move_predecessor_nojumps,
4002 merge_blocks_move_successor_nojumps): Return void.
4004 2001-09-11 Jakub Jelinek <jakub@redhat.com>
4006 * configure.in: Check whether assembler supports section merging.
4007 * config.in: Rebuilt.
4008 * configure: Rebuilt.
4009 * varasm.c (variable_section, output_constant_pool): Pass alignment
4010 to SELECT_SECTION and SELECT_RTX_SECTION.
4011 (mergeable_string_section): New.
4012 (mergeable_constant_section): New.
4013 (default_elf_asm_named_section): Output SECTION_MERGE and
4014 SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4015 * output.h (mergeable_string_section): New.
4016 (mergeable_constant_section): New.
4017 (SECTION_MERGE, SECTION_STRINGS, SECTION_ENTSIZE): Define.
4018 * toplev.c (flag_merge_constants): New.
4019 (f_options): Add -fmerge-constants and -fmerge-all-constants
4021 (toplev_main): Default to -fno-merge-constants if not optimizing.
4022 * flags.h (flag_merge_constants): Add extern.
4023 * invoke.texi (-fmerge-constants, -fmerge-all-constants): Document.
4024 * tm.texi (SELECT_SECTION, SELECT_RTX_SECTION): Document added third
4026 * config/elfos.h (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START):
4027 Define if assembler has working .subsection -1 support.
4028 (SELECT_RTX_SECTION, SELECT_SECTION): Add third macro argument.
4029 Put constant into special SHF_MERGE sections if the linker should
4030 attempt to merge duplicates.
4031 * config/ia64/sysv4.h (SELECT_RTX_SECTION, SELECT_SECTION): Add third
4033 Put constant into special SHF_MERGE sections if the linker should
4034 attempt to merge duplicates.
4035 * config/alpha/elf.h: Likewise.
4036 (ASM_SECTION_START_OP, ASM_OUTPUT_SECTION_START): Define if assembler
4037 has working .subsection -1 support.
4038 * config/nextstep.h: Add third argument to SELECT_RTX_SECTION and
4040 * config/svr3.h: Likewise.
4041 * config/darwin.h: Likewise.
4042 * config/arm/aof.h: Likewise.
4043 * config/arm/linux-elf.h: Likewise.
4044 * config/avr/avr.h: Likewise.
4045 * config/c4x/c4x.h: Likewise.
4046 * config/d30v/d30v.h: Likewise.
4047 * config/i386/dgux.h: Likewise.
4048 * config/i386/osfrose.h: Likewise.
4049 * config/i386/sco5.h: Likewise.
4050 * config/i386/svr3gas.h: Likewise.
4051 * config/ia64/aix.h: Likewise.
4052 * config/m32r/m32r.h: Likewise.
4053 * config/m68k/m68k.h: Likewise.
4054 * config/m88k/dgux.h: Likewise.
4055 * config/m88k/m88k.h: Likewise.
4056 * config/mcore/mcore-pe.h: Likewise.
4057 * config/mips/mips.h: Likewise.
4058 * config/pa/pa.h: Likewise.
4059 * config/pa/pa-linux.h: Likewise.
4060 * config/romp/romp.h: Likewise.
4061 * config/rs6000/sysv4.h: Likewise.
4062 * config/rs6000/xcoff.h: Likewise.
4063 * config/s390/linux.h: Likewise.
4064 * config/sparc/sparc.h: Likewise.
4065 * config/sparc/sysv4.h: Likewise.
4066 * config/stormy16/stormy16.h: Likewise.
4067 * config/v850/v850.h: Likewise.
4068 * config/vax/vms.h: Likewise.
4069 * config/arm/arm.c (arm_elf_asm_named_section): Output SECTION_MERGE
4070 and SECTION_STRINGS flags plus SECTION_ENTSIZE entity size.
4071 * config/sparc/sparc.c (sparc_elf_asm_named_section): Use
4072 default_elf_asm_named_section for SHF_MERGE sections.
4074 Tue Sep 11 17:55:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4076 * bb-reorder.c (fixup_reorder_chain): Fallthru edge to exit block
4079 2001-09-11 Joseph S. Myers <jsm28@cam.ac.uk>
4081 * c-common.c (split_specs_attrs): Allow for empty attributes with
4082 empty TREE_PURPOSE. Fixes PR c/4294.
4084 Tue Sep 11 11:37:52 CEST 2001 Jan Hubicka <jh@suse.cz>
4086 * basic-block.h (cached_make_edge, make_single_succ): New.
4087 (make_edge): Remove first parameter.
4088 * bb-reroder.c (fixup_reorder_chain): Use make_single_succ_edge.
4089 * cfg.c (cached_make_edge): Rename from make_edge; return newly
4090 created edge; use obstack allocation.
4091 (make_edge, make_single_succ_edge): New.
4092 (first_removed_edge): New static variable.
4093 (init_flow): Initialize first_removed_edge and n_edges.
4094 (clear_edges): Use remove_edge.
4095 (flow_delete_block): Likewise.
4096 (remove_edge): Add removed edges to the removed edges list.
4097 (split_block, redirect_edge_and_branch_force, split_edge):
4099 * cfganal.c (flow_call_edges_add): Updaet make_edge call.
4100 (add_noreturn_fake_exit_edges): Likewise.
4101 (connect_infinite_loops_to_exit): Liekwise.
4102 * cfgbuild.c (make_label_edge, make_edges, find_sub_basic_blocks):
4103 Use cached_make_edge.
4104 * cfgcleanup.c (try_crossjump_to_edge): Use make_single_succ_edge.
4105 * profile.c (branch_prob): Update make_edge call.
4106 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
4108 2001-09-11 Richard Henderson <rth@redhat.com>
4110 * config/alpha/alpha.c: Tidy formatting.
4111 (local_symbolic_operand): Verify mode.
4112 (alpha_sa_mask): Ignore unicos for eh_return.
4113 (alpha_expand_epilogue): Handle sp_adj2 zero, not NULL.
4114 * config/alpha/alpha.md (umk divsi patterns): Remove.
4115 (extendsfdf2): Remove unicos check.
4116 (tablejump): Merge vms and unicos code; always use direct set
4119 2001-09-11 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4121 * config.gcc (alpha*-*-unicosmk*): New target.
4123 * config/alpha/alpha-protos.h (symbolic_operand,
4124 unicosmk_add_call_info_word, unicosmk_add_extern,
4125 unicosmk_defer_case_vector, unicosmk_unique_section,
4126 unicosmk_output_align, unicosmk_text_section, unicosmk_data_section,
4127 unicosmk_asm_file_start, unicosmk_asm_file_end,
4128 unicosmk_output_common): Declare.
4130 * config/alpha/alpha.c (NUM_ARGS, override_options, call_operand,
4131 direct_return, function_arg, alpha_va_start, alpha_va_arg,
4132 alpha_does_function_need_gp, alpha_end_function): Support Cray
4134 (alpha_init_machine_status, alpha_mark_machine_status,
4135 alpha_free_machine_status, unicosmk_output_deferred_case_vectors,
4136 unicosmk_gen_dsib, unicosmk_output_ssib, unicosmk_need_dex,
4137 unicosmk_asm_named_section, unicosmk_insert_attributes,
4138 unicosmk_section_type_flags, symbolic_operand,
4139 unicosmk_output_module_name, unicosmk_output_default_externs,
4140 unicosmk_output_dex, unicosmk_output_externs,
4141 unicosmk_output_addr_vec, unicosmk_ssib_name,
4142 unicosmk_initial_elimination_offset, unicosmk_asm_file_start,
4143 unicosmk_asm_file_end, unicosmk_output_common,
4144 unicosmk_section_type_flags, unicosmk_unique_section,
4145 unicosmk_add_call_info_word, unicosmk_text_section,
4146 unicosmk_data_section, unicosmk_extern_list, unicosmk_extern_head,
4147 unicosmk_add_extern, unicosmk_dex, unicosmk_dex_list,
4148 unicosmk_dex_count, unicosmk_special_name): New.
4149 (TARGET_INSERT_ATTRIBUTES, TARGET_SECTION_TYPE_FLAGS): Define for
4150 TARGET_ABI_UNICOSMK.
4151 (get_aligned_mem, alpha_expand_unaligned_load,
4152 alpha_expand_unaligned_store, alpha_expand_unaligned_load_words,
4153 alpha_expand_unaligned_store_words): Support big-endian mode.
4154 (print_operand): Likewise. New format specifier 't'. Use
4155 TARGET_AS_SLASH_BEFORE_SUFFIX.
4156 (alpha_is_stack_procedure): Rename from vms_is_stack_procedure.
4157 (alpha_pv_save_size): Update with above change.
4158 (alpha_sa_mask, alpha_sa_size, alpha_expand_prologue,
4159 alpha_start_function, alpha_expand_epilogue): Likewise. Support Cray
4162 * config/alpha/alpha.h (TARGET_ABI_UNICOSMK): New.
4163 (TARGET_ABI_OSF): Exclude TARGET_ABI_UNICOSMK.
4164 (TARGET_AS_SLASH_BEFORE_SUFFIX): New.
4165 (EXTRA_CONSTRAINT): New constraint 'U'.
4166 (PREDICATE_CODES): Add symbolic_operand.
4168 * config/alpha/alpha.md (UNSPEC_UMK_LAUM, UNSPEC_UMK_LALM,
4169 UNSPEC_UMK_LAL, UNSPEC_UMK_LOAD_CIW): New constants.
4170 (mulsi3, *mulsi_se, mulvsi3): Disable for TARGET_ABI_UNICOSMK.
4171 (integer division and modulus patterns): Split in default and
4173 (*divmodsi_internal, *divmoddi_internal): Disable for
4174 TARGET_ABI_UNICOSMK.
4175 (unaligned_extend?idi, unaligned_load?i, unaligned_store?i): Split in
4176 little-endian and big-endian versions.
4177 (ext, ins, msk): Likewise.
4178 (extv, extzv, insv): Support big-endian mode.
4179 (call, call_value, tablejump): Support TARGET_ABI_UNICOSMK.
4180 (call_umk, call_value_umk, *call_umk, tablejump_umk,
4181 *tablejump_umk_internal, *call_value_umk): New.
4182 (*movdi_nofix): Add pattern for loading an address into a register on
4183 TARGET_ABI_UNICOSMK.
4184 (umk_laum, umk_lal, umk_lalm, *umk_load_ciw): New.
4185 (umk_mismatch_args, arg_home_umk): New.
4186 (various insns): Don't use mov, fmov, nop, fnop and unop.
4187 (realign): Support TARGET_ABI_UNICOSMK.
4189 * config/alpha/unicosmk.h: New file.
4190 * config/alpha/t-unicosmk: New file.
4192 * fixinc/inclhack.def (unicosmk_restrict): New.
4193 * fixinc/fixincl.x: Regenerate.
4195 * ginclude/stddef.h (size_t): Check for and define __SIZE_T__.
4196 (wchar_t): Check for and define __WCHAR_T__.
4198 2001-09-11 Richard Sandiford <rsandifo@redhat.com>
4200 * combine.c (simplify_shift_const): Treat shifts by the mode
4203 2001-09-11 Neil Booth <neil@daikokuya.demon.co.uk>
4205 * cpphash.h (struct tokenrun): New.
4206 (struct cpp_context): New member bol.
4207 (struct cpp_reader): New members.
4208 (_cpp_init_tokenrun): New.
4209 * cppinit.c (cpp_create_reader): Set up the token runs.
4210 * cpplex.c (lex_directive, lex_token, next_tokenrun): New.
4211 (lex_token): New internalised version of _cpp_lex_token. Don't
4212 handle directives or the multiple include opimisation here any
4213 more. Simply lex a token.
4214 * cpplib.c (run_directive): Clear bol.
4215 (_cpp_pop_buffer): Set bol.
4216 * cppmacro.c (funlike_invocation_p): Keep tokens whilst parsing
4219 2001-09-11 Michael Meissner <meissner@redhat.com>
4221 * config/mips/mips.h (CC1_SPEC): If -mgp32 default to -mfp32, and
4222 give an error if the user uses -mfp32.
4223 (CPP_FPR_SPEC): Define __mips_fpr to be 32 or 64 depending on the
4225 (CPP_SPEC): Define __mips_fpr to be 32 or 64, depending on the
4226 floating point register size.
4227 (EXTRA_SPECS): Add CPP_FPR_SPEC.
4229 * config/mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Use
4230 HOST_WIDE_INT_PRINT_DEC to properly print the result of
4232 * config/mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4233 * config/mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Ditto.
4235 2001-09-11 Hans-Peter Nilsson <hp@axis.com>
4237 * dbxout.c (dbxout_parms): Fix typo in comment.
4238 * unroll.c (loop_find_equiv_value): Ditto.
4239 * toplev.c (rest_of_compilation): Ditto.
4240 * loop.c (scan_loop): Ditto.
4241 * dwarf2out.c (struct dw_fde_struct): Ditto.
4243 2001-09-10 Zack Weinberg <zackw@panix.com>
4245 * cpplex.c (parse_identifier): Fast-path optimize. Avoid
4246 copying identifier when we're just going to throw it away.
4247 (parse_identifier_slow): New routine to handle abnormal cases.
4248 (_cpp_lex_token): Update call site.
4250 * hashtable.c (ht_lookup): Don't assume that the string we've
4251 been given is NUL-terminated.
4252 * system.h: #define __builtin_expect(a, b) to (a) if not
4255 2001-09-10 Michael Meissner <meissner@redhat.com>
4257 * config.gcc (sparc64-*-solaris2): Add alias to be compatible with
4260 2001-09-10 David Edelsohn <edelsohn@gnu.org>
4262 * config/rs6000/t-aix43 (SHLIB_INSTALL): Use mode 751 (a+x,r-o).
4264 Mon Sep 10 16:26:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4266 * builtins.c (c_getstr): Correct thinko in last change and further
4269 2001-09-10 Tim Freeman <tim@fungibole.com>
4271 * dwarf2out.c (incomplete_types, decl_scope_table): Make them
4272 into varray's and register them as roots with the garbage
4273 collector so they are not collected too soon.
4275 Mon Sep 10 14:21:26 CEST 2001 Jan Hubicka <jh@suse.cz>
4277 * Makefile.in (cfg.o, cfganal.o, cfgloop.o, cfgbuild.o, cfgcleanup.o):
4279 * basic-block.h (flow_obstack, label_value_list,
4280 tail_recursion_label_list): Declare
4281 (tidy_fallthru_edges): Declare.
4282 (expunge_block, last_loop_beg_note): Delete.
4283 (can_fallthru, flow_nodes_print, flow_edge_list_print): Declare.
4285 (basic_block_for_insn, label_value_list): Move from flow.c; make global.
4286 (n_basic_blocks, n_edges, basic_block_info, entry_exit_blocks,
4287 init_flow, clear_edges, can_delete_note_p, can_delete_label_p,
4288 flow_delete_insn, flow_delete_insn_chain, create_basic_block,
4289 expunge_block, flow_delete_block, compute_bb_for_insn,
4290 update_bb_for_insn, set_block_for_insn, set_block_for_new_insns,
4291 make_edge, remove_edge, redirect_edge_succ, redirect_edge_succ_nodup,
4292 redirect_edge_pred, split_block, marge_blocks_nomove, block_label,
4293 try_redirect_by_replacing_jump, last_loop_beg_note,
4294 redirect_edge_and_branch, redirect_edge_and_branch_force,
4295 tidy_fallthru_edge, tidy_fallthru_edges, back_edge_of_syntactic_loop_p,
4296 split_edge, insert_insn_on_edge, commit_one_edge_insertion,
4297 commit_edge_insertions, dump_flow_info, debug_flow_info,
4298 dump_edge_info, dump_bb, debug_bb, debug_bb_n, print_rtl_with_bb,
4299 verify_flow_info, purge_dead_edges, purge_all_dead_edges):
4300 Move here from flow.c
4301 * cfganal.c: New file.
4302 (forwarder_block_p, can_fallthru, mark_critical_edges,
4303 mark_dfs_back_edges, need_fake_edge_p, flow_call_edges_add,
4304 find_unreachable_blocks, create_edge_list, free_edge_list,
4305 print_edge_list, verify_edge_list, find_edge_index, flow_nodes_print,
4306 flow_edge_list_print, remove_fake_successors, remove_fake_edges,
4307 add_noreturn_fake_exit_edges, connect_infinite_loops_to_exit,
4308 flow_reverse_top_sort_order_compute, flow_depth_first_order_compute,
4309 flow_dfs_compute_reverse_init, flow_dfs-compute_reverse_add_bb,
4310 flow_dfs-compute_reverse_execute, flow_dfs_compute_reverse_finish);
4311 Move here from flow.c
4312 * cfgbuild.c: New file
4313 (count_basic_blocks, find_label_refs, make_label_edge, make_eh_edge,
4314 make_edges, find_basic_blocks_1, find_basic_blocks,
4315 find_sub_basic_blocks): Move here from flow.c
4316 * cfgcleanup.c: New file.
4317 (try_simplify_condjump, try_forward_edges, tail_recursion_label_p,
4318 merge_blocks_move_predecessor_nojumps,
4319 merge_blocks_move_successor_nojumps, merge_blocks,
4320 flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
4321 try_crossjump_bb, try_optimize_cfg): Move here from flow.c
4322 (delete_unreachable_blocks, cleanup_cfg): Likewise; return true
4324 * cfgloop.c: New file
4325 (flow_loops_cfg_dump, flow_loop_nested_p, flow_loop_dump,
4326 flow_loops_dump, flow_loops_free, flow_loop_entry_edges_find,
4327 flow_loop_exit_edges_find, flow_loop_nodes_find,
4328 flow_loop_pre_header_scan, flow_loop_pre_header_find,
4329 flow_loop_tree_node_add, flow_loops_tree_build,
4330 flow_loop_level_compute, flow_loops_level_compute, flow_loop_scan,
4331 flow_loops_find, flow_loops_update, flow_loop_outside_edge_p):
4332 Move here from flow.c
4333 * flow.c: Remove everything moved elsewhere
4334 * output.h (cleanup_cfg): Return bool.
4336 * bb-reorder.c (reorder_block_def): Remove 'index'.
4337 (insert_intra_1): Add argument BB, set block for new note.
4338 (make_reorder_chain): Do not depdent on BB indexes.
4339 (make_reorder_chain_1): Do not use BB indexes.
4340 (label_for_bb): Likewise; set BB for new insn.
4341 (emit_jump_to_block_after): Likewise.
4342 (fixup_reoder_chain): Sanity check that all basic blocks
4343 are chained; verify newly created insn chain; remove
4344 undocnitional jump simplifying; Do not use BB indexes;
4345 properly initialize count and frequency information;
4346 dump reordered sequence.
4347 (insert_intra_bb_scope_notes): update call of insert_intra_1.
4348 (insert_inter_bb_scope_notes): Set block for new insn.
4349 (reorder_basic_blocks): Dump flow info before reoredering.
4351 Mon Sep 10 06:47:35 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4353 * alias.c (clear_reg_alias_info): Use K&R format definition.
4354 Avoid unsigned warning.
4355 * builtins.c: Use "unsigned int", not "unsigned".
4356 (target_char_cast): Use host_integerp and tree_low_cst.
4357 (expand_builtin_args_info, expand_builtin_frame_address): Likewise.
4358 (c_strlen): Likewise; OFFSET now HOST_WIDE_INT.
4359 (c_getstr): Likewise.
4360 (std_expand_builtin_va_arg): Use int_size_in_bytes.
4361 (builtin_memcpy_read_str): Avoid unsigned warning.
4362 (expand_builtin_memcpy): Alignments are unsigned.
4363 (expand_builtin_strncpy, expand_builtin_memset): Likewise.
4364 (expand_builtin_expect_jump): Use integer_zerop and integer_onep.
4365 * predict.c (expensive_function_p): LIMIT now unsigned.
4366 * resource.c (mark_target_live_regs): Make some vars unsigned.
4367 * sdbout.c: Use "unsigned int", not "unsigned".
4368 (MAKE_LINE_SAFE): Add cast to avoid unsigned warning.
4369 (sdbout_source_line): Likewise.
4370 (sdbout_record_type_name): Remove "const" for NAME declaration.
4371 * config/alpha/alpha.c (alpha_expand_block_move): Whitespace fixes.
4373 2001-09-10 Richard Sandiford <rsandifo@redhat.com>
4375 * calls.c (store_one_arg): Expand comment.
4377 2001-09-10 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4379 * calls.c (store_one_arg): Make sure that the entire argument is
4380 pushed if STACK_PARMS_IN_REG_PARM_AREA is defined.
4382 2001-09-09 Richard Henderson <rth@redhat.com>
4384 * emit-rtl.c (adjust_address): Fix mode for LO_SUM.
4386 Sun Sep 9 10:43:17 CEST 2001 Jan Hubicka <jh@suse.cz>
4388 * loop.c (combine_givs): Fix computing of benefit once giv is combined.
4390 2001-09-09 Richard Henderson <rth@redhat.com>
4392 * config/alpha/alpha.c (alpha_next_sequence_number): New.
4393 (alpha_this_literal_sequence_number): New.
4394 (alpha_this_gpdisp_sequence_number): New.
4395 (some_operand, input_operand): Add HIGH.
4396 (local_symbolic_operand): New.
4397 (alpha_encode_section_info): New.
4398 (alpha_legitimate_address_p): Allow LO_SUM.
4399 (alpha_legitimize_address): Generate HIGH+LO_SUM.
4400 (alpha_expand_mov): Likewise.
4401 (secondary_reload_class): Check memory_operand not general_operand
4403 (alpha_expand_unaligned_load): Force LO_SUM addresses into a register.
4404 (alpha_expand_unaligned_store): Likewise.
4405 (alpha_expand_unaligned_load_words): Likewise.
4406 (alpha_expand_unaligned_store_words): Likewise.
4407 (alpha_expand_block_clear): Likewise.
4408 (print_operand): Handle %#, %*, %H.
4409 (print_operand_address): Handle LO_SUM.
4411 (alpha_does_function_need_gp): Use it.
4412 (alpha_expand_block_move): Fix signed compare warnings.
4413 (alpha_sa_mask, alpha_align_insns): Likewise.
4414 * config/alpha/alpha-protos.h: Update.
4415 * config/alpha/alpha.h (TARGET_EXPLICIT_RELOCS): New.
4416 (MASK_EXPLICIT_RELOCS): New.
4417 (TARGET_SWITCHES): Add -mexplicit-relocs.
4418 (EXTRA_CONSTRAINT): Add 'T'.
4419 (PREFERRED_RELOAD_CLASS): HIGH goes in GENERAL_REGS.
4420 (ASM_APP_ON, ASM_APP_OFF): Turn on and off asm macro expansion.
4421 (ENCODE_SECTION_INFO): Out line.
4422 (REDO_SECTION_INFO_P): New.
4423 (STRIP_NAME_ENCODING): New.
4424 (ASM_OUTPUT_LABELREF): New.
4425 (PRINT_OPERAND_PUNCT_VALID_P): Add #, *.
4426 (PREDICATE_CODES): Update.
4427 * config/alpha/alpha.md (divmodsi_internal_er, divmoddi_internal_er,
4428 call_osf_1_er_noreturn, call_osf_1_er, movdi_er_low, movdi_er_nofix,
4429 movdi_er_fix, prologue_ldgp_1_er, builtin_setjmp_receiver_sub_label_er,
4430 builtin_setjmp_receiver_er, exception_receiver_1_er,
4431 call_value_osf_1_er): New patterns.
4432 (sibcall_osf_1, sibcall_value_osf_1): Remove register alternative.
4433 (movqi, movhi, movsi): Add explicit $31 base register to lda.
4434 * config/alpha/elf.h (ASM_FILE_START): Set nomacro if explicit relocs.
4435 (FINAL_PRESCAN_INSN): New.
4437 Sat Sep 8 22:00:55 CEST 2001 Jan Hubicka <jh@suse.cz>
4439 * reg-stack.c (subst_stack_regs_pat): Fix fcmov reversal code.
4441 2001-09-08 Andreas Jaeger <aj@suse.de>
4443 * i386.h (TARGET_SWITCHES): Fix description.
4445 2001-09-07 David Edelsohn <edelsohn@gnu.org>
4447 * rs6000.c (num_insns_constant): Compute number of instructions
4450 * doc/install.texi: Explain AIX exception handling work-around.
4451 Update URL for AIX fixes.
4453 2001-09-07 Jim Wilson <wilson@redhat.com>
4455 * alias.c (clear_reg_alias_info): New.
4456 * flow.c (attempt_auto_inc): Call clear_reg_alias_info.
4457 * rtl.h (clear_reg_alias_info): Declare.
4459 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4461 * real.c (EMUSHORT,EMUSHORT_SIZE): Use HImode if no 16-bit type is
4463 (UEMUSHORT): New. Use instead of unsigned EMUSHORT.
4464 (m16m,edivm,emulm): Change declaration to match definition.
4466 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4468 * reload.c (push_reload): Check for subreg_lowpart_p instead of
4469 SUBREG_BYTE being 0 when determining if the inner part of a subreg
4472 2001-09-07 Roman Lechtchinsky <rl@cs.tu-berlin.de>
4474 * c-common.c (signed_or_unsigned_type): Handle machine mode types
4475 which have no corresponding C type.
4476 * fold_const.c (target_isinf,target_isnan,target_negative): Update
4477 the representation of 64-bit doubles to work with 64-bit ints.
4479 2001-09-07 Aldy Hernandez <aldyh@redhat.com>
4481 * config/mips/mips.c (override_options): Do not override ISA when ABI
4482 specified if MIPS_CPU_STRING_DEFAULT was specified.
4484 2001-09-07 Richard Henderson <rth@redhat.com>
4486 * loop.c (record_giv): Avoid simplifying MULT to ASHIFT.
4487 (express_from_1): Wrap lines.
4488 * rtlanal.c (commutative_operand_precedence): Rename from
4489 operand_preference; export.
4490 * rtl.h: Declare it.
4491 * simplify-rtx.c (simplify_gen_binary): Tidy +/- const_int handling.
4492 (simplify_binary_operation): Invoke simplify_plus_minus on
4493 (CONST (PLUS ...)) as well.
4494 (struct simplify_plus_minus_op_data): New.
4495 (simplify_plus_minus_op_data_cmp): New.
4496 (simplify_plus_minus): Use them. Avoid infinite recursion with
4497 simplify_binary_operation wrt CONST.
4499 Fri Sep 7 11:52:30 2001 Kazu Hirata <kazu@hxi.com>
4501 * h8300-protos.h (general_operand_dst_push): Remove.
4502 * h8300.c (general_operand_dst_push): Likewise.
4503 * h8300.h (OK_FOR_T): Likewise.
4504 (EXTRA_CONSTRAINTS): Do not use OK_FOR_T.
4505 * h8300.md (pushqi_h8300): New.
4506 (pushqi_h8300hs): Likewise.
4508 (pushhi_h8300): Likewise.
4509 (pushhi_h8300hs): Likewise.
4512 Fri Sep 7 12:56:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4514 * genattrtab.c (attr_printf): First arg is unsigned.
4515 Clean up formatting of callers.
4517 2001-09-06 Aldy Hernandez <aldyh@redhat.com>
4519 * config/mips/mips.c (override_options): Allow abi32 with 64 bit
4522 2001-09-07 Andreas Jaeger <aj@suse.de>
4524 * i386.h (TARGET_SWITCHES): Fix descriptions.
4526 2001-09-07 Matt Kraai <kraai@alumni.carnegiemellon.edu>
4528 * stor-layout.c (compute_record_mode): Check DECL_SIZE is set.
4530 2001-09-06 Ira Ruben <ira@apple.com>
4532 Remove OP_IDENTIFIER.
4533 * tree.def (OP_IDENTIFIER): Remove.
4534 * tree.c (tree_node_kind enum): Remove op_id_kind.
4535 (tree_node_kind_names): Remove "op_identifiers".
4536 (make_node): Remove OP_IDENTIFIER test.
4537 (build_op_identifier): Removed because it isn't being used.
4538 * print-tree.c (print_node): Remove OP_IDENTIFIER case.
4539 * cp/pt.c (tsubst): Remove OP_IDENTIFIER case.
4541 2001-09-06 Richard Henderson <rth@redhat.com>
4543 * simplify-rtx.c (simplify_binary_operation): Revert last change.
4545 2001-09-06 Richard Henderson <rth@redhat.com>
4547 * simplify-rtx.c (simplify_binary_operation): Simplify contents
4550 2001-09-06 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4552 * config/rs6000/rs6000.c (rs6000_emit_prologue): Fix DWARF2 register
4553 number used for CR register.
4555 Thu Sep 6 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
4556 Joern Rennecke (amylaar@cygnus.com)
4558 * h8300-protos.h (h8300_return_addr_rtx): New prototype.
4559 * h8300.c (initial_offset): Handle offset between RP and FP.
4560 (h8300_return_addr_rtx): New function.
4561 * h8300.h (FIRST_PSEUDO_REGISTER): Bump now that we have a
4563 (FIXED_REGISTERS, CALL_USED_REGISTERS): Corresponding changes.
4564 (REG_ALLOC_ORDER, RETURN_ADDRESS_POINTER_REGNUM): Likewise.
4565 (REG_CLASS_CONTENTS, ELIMINABLE_REGS): Likewise.
4566 (CAN_ELIMINATE, REGISTER_NAMES):
4567 (RETURN_ADDR_RTX): Call h8300_return_addr_rtx.
4569 2001-09-06 Nathan Sidwell <nathan@codesourcery.com>
4571 Remove TYPE_NONCOPIED_PARTS.
4572 * tree.h (TYPE_NONCOPIED_PARTS): Remove.
4573 (struct tree_type): Remove noncopied_parts.
4574 * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Map onto TYPE_BINFO.
4575 * expr.c (save_noncopied_parts, init_noncopied_parts): Remove.
4576 (fixed_type_p): Remove.
4577 (expand_expr, INIT_EXPR): Don't deal with noncopied parts.
4578 (expand_expr, MODIFY_EXPR): Likewise.
4579 * ggc-common.c (ggc_mark_trees): Remove TYPE_NONCOPIED_PARTS.
4580 * doc/c-tree.texi: Remove TYPE_NONCOPIED_PARTS FIXME.
4582 2001-09-06 Alan Modra <amodra@bigpond.net.au>
4584 * config/rs6000/rs6000.c (mask_operand): Use signed vars to avoid
4586 (mask64_operand): Likewise.
4587 (includes_rldic_lshift_p): Likewise.
4588 (includes_rldicr_lshift_p): Likewise.
4590 2001-09-05 Ziemowit Laski <zlaski@apple.com>
4592 * objc/objc-act.c (build_message_expr): If a class method cannot
4593 be found, do not issue a warning if a corresponding instance
4594 method exists in the root class.
4596 2001-09-05 Richard Henderson <rth@redhat.com>
4598 * config/alpha/alpha.c (alpha_expand_mov): Initialize temp.
4600 2001-09-05 Zack Weinberg <zack@codesourcery.com>
4602 * function.c (ggc_mark_struct_function): Mark f->outer.
4603 * toplev.c (rest_of_compilation): Clear DECL_SAVED_INSNS here...
4604 * integrate.c (output_inline_function): ... not here.
4606 Wed Sep 5 17:28:49 CEST 2001 Jan Hubicka <jh@suse.cz>
4608 * profile.c (branch_prob): Call add_noreturn_fake_exit_edges.
4610 * i386.c (size_cost): New static variable.
4611 (override_function): Use size_cost when -Os is specified.
4613 * i386.c (ix86_expand_prologue): Set use_fast_prologue_epilogue
4614 properly; Use current_function_calls_eh_return.
4615 (ix86_expand_epilogue): Avoid dummy optimize_size tests;
4616 use leave to avoid depdendancy chain.
4618 * local-alloc.c (update_equiv_regs): Use CFG to iterate over INSN stream;
4619 get BB loop_depth instead of computing it from LOOP notes.
4621 * reg-stack.c (subst_stack_reg_pat): Handle reversal of conditional moves.
4623 2001-09-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
4625 * som.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
4626 * pa.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
4627 UNALIGNED_DOUBLE_INT_ASM_OP): Define
4629 2001-09-05 Jeffrey A Law (law@cygnus.com)
4630 Jason Merrill (jason@redhat.com)
4632 * stor-layout.c (layout_type): Complain if an array's size can
4633 not be represented in a size_t.
4635 * config/h8300/elf.h (ENDFILE_SPEC, STARTFILE_SPEC): Define.
4637 2001-09-05 David Billinghurst <David.Billinghurst@riotinto.com>
4639 * gcc.c: (process_command) Add parentheses around assignment
4640 used as truth value.
4642 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
4644 * config/mips/mips.c (save_restore_insns): Don't mark any register
4645 save slots as unchanging if current_function_calls_eh_return.
4647 2001-09-05 Richard Henderson <rth@redhat.com>
4649 * config/alpha/alpha.c (alpha_legitimate_address_p): New.
4650 * config/alpha/alpha-protos.h: Declare it.
4651 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Move to c file.
4652 (NONSTRICT_REG_OK_FOR_BASE_P): Rename from non-strict macro.
4653 (NONSTRICT_REG_OK_FP_BASE_P): Likewise.
4654 (STRICT_REG_OK_FOR_BASE_P): Rename from strict macro.
4655 (REG_OK_FOR_BASE_P): Select one of the above.
4657 2001-09-05 Richard Sandiford <rsandifo@redhat.com>
4659 * config/mips/t-elf (EXTRA_PARTS): Use EXTRA_MULTILIB_PARTS instead.
4660 (crti.o): Prefix name of object file with $(T).
4663 2001-09-05 David S. Miller <davem@redhat.com>
4665 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
4666 * config/sparc/linux64.h: Likewise.
4668 2001-09-05 Andreas Jaeger <aj@suse.de>
4670 * doc/invoke.texi (i386 Options): -mwide-multiply is not
4671 available anymore, remove the documentation.
4672 (i386 Options): Fix typo, cleanup index entries.
4674 * prefix.c (concat): Remove, we can use the version from liberty.
4676 2001-09-05 Richard Henderson <rth@redhat.com>
4678 * config/alpha/alpha.c (alpha_expand_mov, alpha_expand_mov_nobwx):
4679 New functions split out of md file expanders.
4680 * config/alpha/alpha-protos.h: Declare them.
4681 * config/alpha/alpha.md (movqi, movhi, movsi, movdi): Use them.
4683 2001-09-05 Neil Booth <neil@daikokuya.demon.co.uk>
4685 * cppmacro.c (funlike_invocation_p): No need to restore context.
4687 2001-09-04 Richard Henderson <rth@redhat.com>
4689 * reload.c (push_reload): Export.
4690 * reload.h (push_reload): Declare it.
4692 * config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Move out o' line.
4693 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
4694 * config/alpha/alpha.c (alpha_legitimize_address): New.
4695 (alpha_legitimize_reload_address): Likewise.
4696 * config/alpha/alpha-protos.h: Declare them.
4698 2001-09-04 Stan Shebs <shebs@apple.com>
4700 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Define.
4701 * config/darwin.c (machopic_stub_name): Account for internally
4702 generated lib calls such as memcpy.
4704 2001-09-04 Richard Henderson <rth@redhat.com>
4706 * unwind.h (_UA_END_OF_STACK): New flag.
4707 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Set it.
4709 Tue Sep 4 11:16:35 2001 Jeffrey A Law (law@cygnus.com)
4711 * h8300/elf.h (LINK_SPEC): Redefine appropriately for the H8.
4713 2001-09-04 Richard Sandiford <rsandifo@redhat.com>
4715 * config/mips/mips.c (save_restore_insns): Change base_offset to
4716 fp_offset in second call to mips_emit_frame_related_store.
4718 2001-09-04 Hans-Peter Nilsson <hp@axis.com>
4720 * doc/rtl.texi: Mention that besides as a CODE_LABEL, a label can
4721 sometimes be represented as a NOTE of type
4722 NOTE_INSN_DELETED_LABEL.
4723 (Insns): Document NOTE_INSN_DELETED_LABEL.
4725 2001-09-04 Nathan Sidwell <nathan@codesourcery.com>
4727 * c-common.h (tree_dump_index): Add more comments.
4728 * c-dump.c (dump_files): Name flags `tree' rather than `ast'.
4729 (dump_option_value_info): New struct.
4730 (dump_options): New array.
4731 (dump_switch_p): Parse switch options symbolically.
4732 * doc/invoke.texi (-fdump-ast): Rename to ...
4733 (-fdump-tree): ... here. Document that options are symbolic, and
4734 not all are applicable.
4736 2001-09-04 David S. Miller <davem@redhat.com>
4738 * config/sparc/sparc.md (define_splits): Kill constraints.
4740 Cleanup redundant and unused insn attributes.
4741 * config/sparc/sparc.md (define_attr "insn"): Kill address, unary,
4742 binary, and move. Mark ialu as default.
4743 (commented out define_function_unit "alu"): Kill.
4744 (define_attr "use_clobbered"): Kill.
4745 (whole file): Kill address insn type references. Replace
4746 all unary/binary/move references with ialu.
4747 * config/sparc/sparc.c (whole file): Kill TYPE_ADDRESS
4748 references. Replace TYPE_{UNARY,BINARY,MOVE} references with
4751 Simplify length insn attribute and make more judicious use
4752 of insn attribute defaulting.
4753 * config/sparc/sparc.md (all insns with length > one): Mark as
4754 insn type multi if real instructions, else use default if
4755 it is a forced splitter.
4756 (all insns with length == one): Use default insn length.
4757 (all insns of type ialu): Use default insn type.
4759 Fix erroneous insn attribute settings.
4760 (addx): Set insn type to misc.
4761 (mulsidi3_sp64, const_mulsidi3_sp64, umulsidi3_sp64,
4762 const_umulsidi3_sp64): Set insn type to imul.
4764 Track SFmode vs DFmode insns according to UltraSPARC
4766 * config/sparc/sparc.md ("fptype"): New attribute, default
4768 (all DFmode single insns): Mark as fptype "double".
4770 2001-09-03 Jakub Jelinek <jakub@redhat.com>
4772 * loop.c (express_from_1): Fix CONSTANT_P(a) case.
4774 2001-09-03 Richard Henderson <rth@redhat.com>
4776 * function.h (struct function): Add arg_pointer_save_area_init.
4777 * function.c (expand_function_end): Init arg_pointer_save_area.
4778 (get_arg_pointer_save_area): Do not init arg_pointer_save_area
4779 when called from a nested function.
4781 2001-09-02 Angela Marie Thomas <angela@cygnus.com>
4783 * fixinc/Makefile.in: Regenerate fixincl.x only if maintainer-mode
4786 Sun Sep 2 18:37:54 CEST 2001 Jan Hubicka <jh@suse.cz>
4788 * reload1.c (fixup_abnormal_edges): Allow NOTEs in the sequence.
4790 2001-09-01 Geoffrey Keating <geoffk@redhat.com>
4792 * expr.c (push_block): Make sane use of STACK_GROWS_DOWNWARD.
4793 (emit_push_insn): Use specified padding direction when
4794 STACK_PUSH_CODE is POST_INC.
4796 * config/stormy16/stormy16.h (DWARF2_UNWIND_INFO): Define to 0.
4798 2001-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4800 * mips.h (INITIAL_ELIMINATION_OFFSET): Add missing `else abort'.
4802 2001-09-01 Neil Booth <neil@daikokuya.demon.co.uk>
4804 * cppinit.c (cpp_start_read): Free the imacros list as we
4805 traverse it. Don't free the chains before returning.
4806 (_cpp_push_next_buffer): Only try pushing buffers if we've
4807 completed -imacros handling.
4809 2001-08-31 Eric Christopher <echristo@redhat.com>
4811 * gcc.c (handle_braces): Add explaination for abort.
4813 2001-08-30 Roman Zippel <zippel@linux-m68k.org>
4815 * expmed.c (store_bit_field): Update to patch from 2001-08-27:
4816 move adjustment of bitpos instead.
4818 2001-08-31 Zack Weinberg <zack@codesourcery.com>
4820 * function.c: Remove all_functions. Make outer_function_chain
4822 (init_function_start): Don't add new function structure to
4824 (find_function_data, push_function_context_to,
4825 pop_function_context_from, put_var_into_stack,
4826 trampoline_address): Update for changed structure element names.
4827 (push_function_context_to): Disentangle.
4828 (free_after_compilation): Also free F.
4829 (expand_dummy_function_end): Don't free cfun here.
4830 (put_var_into_stack): Comment why we can't use find_function_data here.
4831 (fix_lexical_addr, trampoline_address, ): Use find_function_data.
4832 (mark_function_chain): Split into maybe_mark_struct_function and
4833 ggc_mark_struct_function. Export the latter.
4834 (init_function_once): Mark from cfun and outer_function_chain;
4837 * function.h (struct function): Kill next_global. Rename next
4838 to outer. All users updated to match.
4839 (all_functions, outer_function_chain): Don't declare.
4841 * ggc-common.c (ggc_mark_trees): Mark DECL_SAVED_INSNS.
4842 * integrate.c (output_inline_function): Clear DECL_SAVED_INSNS,
4843 don't touch f->inlinable, after calling rest_of_compilation.
4845 * tree.h: Forward-declare struct function. Prototype
4846 ggc_mark_struct_function.
4848 2001-08-31 Kazu Hirata <kazu@hxi.com>
4850 * config/h8300/h8300.md (*andorhi3): Fix typos.
4852 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4854 * calls.c (emit_library_call_value): Don't use a fixed
4855 argument after VA_CLOSE, i.e. out of scope in traditional C.
4857 * emit-rtl.c (gen_rtvec): Likewise.
4859 2001-08-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4861 * Makefile.in (c-pragma.o): Depend on output.h.
4862 (reorg.o): Depend on except.h.
4864 * c-pragma.c: Include output.h.
4866 * reorg.c: Include except.h.
4868 * unwind-dw2.c: Call __builtin_alloca, not alloca.
4870 2001-08-31 Richard Henderson <rth@redhat.com>
4872 * sched-deps.c (add_dependence): Don't elide dependancy if the
4873 conditional used by insn is modified in elem.
4875 2001-08-31 Nick Clifton <nickc@cambridge.redhat.com>
4877 * config/v850/v850.h (OUTPUT_ADDR_CONST_EXTRA): Define.
4879 2001-08-31 Diego Novillo <dnovillo@redhat.com>
4881 * c-decl.c (c_decode_option): Skip '-f' prefix before calling
4884 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
4886 * config/stormy16/stormy16.c (stormy16_asm_out_destructor): New
4888 (stormy16_asm_out_constructor): New function.
4889 (TARGET_ASM_CONSTRUCTOR): Define.
4890 (TARGET_ASM_DESTRUCTOR): Define.
4892 2001-08-31 Andreas Jaeger <aj@suse.de>
4894 * gcse.c (add_label_notes): REG_LABEL is an INSN_LIST.
4895 * loop.c (add_label_notes): Likewise.
4896 * reload.c (find_reloads): Likewise.
4897 * config/sh/sh.c (machine_dependent_reorg): Likewise.
4899 2001-08-31 Jason Merrill <jason_merrill@redhat.com>
4901 * unwind-pe.h (read_uleb128, read_sleb128): Move actual reading
4902 code here. Take _Unwind_{W,Sw}ord*.
4903 (read_encoded_value_with_base): Use them.
4904 * unwind-dw2.c (_Unwind_FrameState): Make cfa_offset and cfa_reg
4906 (extract_cie_info): Simplify read_?leb128 handling.
4907 (execute_stack_op, execute_cfa_program): Likewise.
4908 * unwind-dw2-fde.c (get_cie_encoding): Likewise.
4910 2001-08-31 Geoffrey Keating <geoffk@redhat.com>
4912 * config/stormy16/stormy16.c (stormy16_expand_epilogue): Use
4913 the frame pointer to pop the stack if convenient.
4915 * config/stormy16/stormy16.c (stormy16_initialize_trampoline):
4916 Don't use post-increment before combine.
4917 * config/stormy16/stormy16.h (STATIC_CHAIN_REGNUM): Don't use
4918 a call-saved register.
4920 2001-08-31 Andreas Jaeger <aj@suse.de>
4922 * jump.c (mark_jump_label): Revert patch from 2001-08-28, the
4925 2001-08-30 Geoffrey Keating <geoffk@redhat.com>
4927 * config/stormy16/stormy16.md (udivmodhi4): Express using UDIV/UMOD,
4928 not DIV/MOD, of course.
4930 2001-08-30 Vladimir Makarov <vmakarov@redhat.com>
4932 * rtl.def: Undo my patch commited 2001-08-27.
4934 * genattrtab.c: Ditto.
4938 * sched-int.h: Ditto.
4940 * target-def.h: Ditto.
4944 * haifa-sched.c: Ditto.
4946 * sched-rgn.c: Ditto.
4948 * sched-vis.c: Ditto.
4950 * Makefile.in: Ditto.
4952 * doc/md.texi: Ditto.
4954 * doc/tm.texi: Ditto.
4956 * doc/contrib.texi: Ditto.
4958 * doc/gcc.texi: Ditto.
4960 * genattrtab.h: Remove it.
4962 * genautomata.c: Remove it.
4964 * genattr.c: Undo my patch and Richard Henderson's patch commited
4967 Thu Aug 30 19:22:15 2001 J"orn Rennecke <amylaar@redhat.com>
4969 * config.gcc (h8300-*-elf*): New case.
4970 * h8300.h (CPP_SPEC): Add subtarget_cpp_spec.
4971 (SUBTARGET_CPP_SPEC): Define.
4972 (EXTRA_SPECS): Define.
4973 (SUBTARGET_EXTRA_SPECS): Define.
4974 * config/h8300/crti.asm, config/h8300/crtn.asm: New files.
4975 * config/h8300/elf.h, config/h8300/t-elf: Likewise.
4977 Thu Aug 30 18:50:37 2001 J"orn Rennecke <amylaar@redhat.com>
4979 * t-h8300 (LIB1ASMFUNCS): Add _fixunssfdi and _fixunssfsi_asm.
4980 (LIB2FUNCS_EXTRA): Define.
4981 config/h8300/lib1funcs.asm: New part: L_fixunssfsi_asm .
4982 config/h8300/fixunssfsi.c: New file.
4984 2001-08-30 Kazu Hirata <kazu@hxi.com>
4986 * config/h8300/h8300.md (zero_extendqihi2): Changes to
4987 define_expand to accommodate target-specific attributes.
4988 (anonymous zero_extendqihi2 patterns): New.
4990 Thu Aug 30 18:10:56 2001 J"orn Rennecke <amylaar@redhat.com>
4992 * h8300.md (*andorhi3): New pattern.
4994 Thu Aug 30 16:00:31 2001 J"orn Rennecke <amylaar@redhat.com>
4996 * h8300.c (dosize): Fix test for "sub".
4998 Thu Aug 30 10:21:43 2001 J"orn Rennecke <amylaar@redhat.com>
5000 * c-typeck.c (pointer_diff): Try to eliminate common term before
5003 2001-08-30 Nick Clifton <nickc@cambridge.redhat.com>
5005 * config/arm/arm.c (arm_compute_initial_elimination_offset):
5006 Account for the saves of the FP registers.
5008 * config/arm/unknown-elf.h (TEXT_SECTION): Delete.
5009 (TEXT_SECTION_ASM_OP): Define.
5010 (INIT_SECTION_ASM_OP): Define.
5011 (FINI_SECTION_ASM_OP): Define.
5012 (SUBTARGET_EXTRA_SECTIONS): Remove trailing comma.
5013 (RDATA_SECTION_FUNCITON): Provide prototype.
5015 2001-08-29 Geoffrey Keating <geoffk@redhat.com>
5017 * reload1.c (move2add_note_store): Correct typo checking for
5020 2001-08-29 Andrew MacLeod <amacleod@redhat.com>
5022 * gcse.c (compute_hash_table): The SRC part of an insn with a RETVAL
5023 note should not be considered outside the libcall block.
5025 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5027 * genattrtab.c (attr_printf): Use VA_OPEN/VA_FIXEDARG/VA_CLOSE.
5029 2001-08-29 Kazu Hirata <kazu@hxi.com>
5031 * config/h8300/h8300.md (movsi_h8300hs): Make it 64-bit safe.
5033 2001-08-29 Kazu Hirata <kazu@hxi.com>
5035 * config/h8300/h8300-protos.h: Add a prototype for
5037 * config/h8300/h8300.c (emit_logical_op): New.
5038 * config/h8300/h8300.md (andhi3): Use emit_logical_op.
5045 2001-08-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
5047 * pa.c (move_operand): Cast GET_MODE_SIZE results to HOST_WIDE_INT for
5048 comparison with rtx INTVAL.
5049 (pa_output_function_prologue): Don't mix signed and unsigned in `?'
5051 * pa.h (FUNCTION_ARG_SIZE): Likewise.
5053 2001-08-29 Kazu Hirata <kazu@hxi.com>
5055 * config/h8300/lib1funcs.asm: Update the copyright. Fix
5058 2001-08-29 Kazu Hirata <kazu@hxi.com>
5060 * config/h8300/h8300.md (anonymous movhi pattern): Don't move
5061 (reg n) to (mem (pre_dec (reg n))
5062 (anonymous movsi pattern): Likewise.
5064 2001-08-29 Kazu Hirata <kazu@hxi.com>
5066 * config/h8300/h8300.h (RETURN_ADDR_RTX): New.
5068 2001-08-29 Kazu Hirata <kazu@hxi.com>
5070 * config/h8300/h8300.md (movsi_h8300hs): Optimize loading of
5071 several special constants.
5073 2001-08-29 Kazu Hirata <kazu@hxi.com>
5075 * config/h8300/lib1funcs.asm: Fix comment typos.
5077 2001-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5079 * iris6.h (ASM_DECLARE_OBJECT_NAME, ASM_FINISH_DECLARE_OBJECT):
5080 Fix format specifier warnings.
5082 * irix6-libc-compat.c (inet_ntoa, inet_lnaof, inet_netof,
5083 inet_makeaddr, semctl): Prototype.
5085 * mips.c (compute_frame_size): Fix signed/unsigned warnings.
5086 (save_restore_insns): Use base_offset, not gp_offset.
5088 * mips.h (GP_REG_OR_PSEUDO_STRICT_P): Fix signed/unsigned warning.
5089 (ASM_OUTPUT_BYTE): Fix format specifier warning.
5091 2001-08-29 Richard Henderson <rth@redhat.com>
5093 * bb-reorder.c (function_tail_eff_head): New.
5094 (record_effective_endpoints): Set it.
5095 (fixup_reorder_chain): Use it.
5097 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5099 * dwarf2asm.c (dw2_asm_output_nstring): Fix typo in previous change.
5101 2001-08-28 Dale Johannesen <dalej@apple.com>
5103 * config/darwin.c (machopic_function_base_name): Add const
5104 qualifier to a string.
5105 (darwin_encode_section_info): Ditto.
5107 2001-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5109 * tree.c (default_valid_attribute_p): Don't use PARAMS on a
5110 function definition.
5112 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5114 * df.h (struct df): Add rts_order variable.
5116 * df.c (df_visit_next_rts): New function.
5117 (df_visit_next): Renamed to df_visit_next_rc
5118 (df_analyse_1): Allocate/compute/free rts_order as well.
5119 (df_rd_global_compute): Use df_visit_next_rc instead of
5121 (df_ru_global_compute): Use df_visit_next_rts instead of
5124 * flow.c (flow_reverse_top_sort_order_compute): New function.
5126 * basic-block.h: Add prototype.
5128 2001-08-28 Daniel Berlin <dan@cgsoftware.com>
5130 * ssa-ccp.c (ssa_ccp_df_delete_unreachable_insns): For unreachable
5131 blocks, the BB_REACHABLE is now set, rather than aux being
5132 non-NULL. Update the test to reflect this.
5134 2001-08-28 Eric Christopher <echristo@redhat.com>
5136 * config/mips/crtn.asm: Add comment explaining 16 byte alignment.
5137 config/mips/crti.asm: Ditto.
5139 2001-08-28 Eric Christopher <echristo@redhat.com>
5140 Richard Henderson <rth@redhat.com>
5142 * c-pragma.h (add_weak): Move prototype from here...
5143 * output.h (add_weak): ... to here.
5144 * varasm.c (add_weak): Fix typo.
5145 * config/mips/crti.asm: New file.
5146 * config/mips/crtn.asm: Ditto.
5147 * config/mips/elf.h (SBSS_SECTION_ASM_OP) Add #undef.
5148 (CTOR_LISTS_DEFINED_EXTERNALLY): Remove.
5149 (INVOKE__main): Ditto.
5150 (INIT_SECTION_ASM_OP): New.
5151 (FINI_SECTION_ASM_OP): Ditto.
5152 (STARTFILE_SPEC): Add crti.
5153 (ENDFILE_SPEC): Add crtn.
5154 * config/mips/elf64.h: Same.
5155 * config/mips/rtems64.h (INVOKE__main, NAME__MAIN, SYMBOL__MAIN):
5157 * config/mips/vxworks.h: Ditto.
5158 * config/mips/t-elf: Support crti and crtn.
5160 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
5162 * jump.c (mark_jump_label): Fix typo: REG_LABEL is EXPR_LIST, not
5165 2001-08-28 Richard Henderson <rth@redhat.com>
5167 * config/ia64/ia64.md (andcmbi3, iorcmbi3): Fix typos.
5168 (one_cmplbi2 splitter): Remove redundant test.
5170 2001-08-28 Dale Johannesen <dalej@apple.com>
5172 * config/rs6000/darwin.h (DEFAULT_SIGNED_CHAR): Define.
5174 2001-08-28 Danny Smith <dannysmith@users.sourceforge.net>
5176 * config/i386/cygwin.h (BIGGEST_FIELD_ALIGNMENT): Set to 64.
5178 2001-08-28 Stan Shebs <shebs@apple.com>
5180 * config/darwin.h (ASM_OUTPUT_LABELREF): Handle '*' names.
5181 (UNALIGNED_SHORT_ASM_OP): Define.
5182 (UNALIGNED_INT_ASM_OP): Define.
5184 2001-08-28 Will Cohen <wcohen@redhat.com>
5186 * config/rs6000/rs6000.md (store_multiple): Correct RTL
5187 generation for first set.
5189 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5191 * flow.c (redirect_edge_succ_nodup): Return new edge.
5192 (try_simplify_condjump): Use new edge.
5193 * basic-block.h (redirect_edge_succ_nodup): Update prototype.
5195 * cse.c (cse_basic_block): Skip note instructions.
5197 2001-08-27 Richard Henderson <rth@redhat.com>
5199 * combine.c (combine_simplify_rtx): Don't reverse condition
5200 if there is no reverse for the condition.
5201 (simplify_comparison): Don't simplify subregs from INT to FP.
5203 * config/m68k/m68k.md (sordered, sordered_1, sunordered, sunordered_1,
5204 suneq, suneq_1, sunge, sunge_1, sungt, sungt_1, sunle, sunle_1,
5205 sunlt, sunlt_1, sltgt, sltgt_1, fsogt_1, fsoge_1, fsolt_1, fsole_1,
5206 bordered, bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt,
5207 bordered_rev, bunordered_rev, buneq_rev, bunge_rev, bungt_rev,
5208 bunle_rev, bunlt_rev, bltgt_rev): New patterns.
5210 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5212 * config/m68k/m68k.md (subreghi1ashrdi_const32, bsetmemqi,
5213 bsetmemqi+1, strict_low_part peephole): Fix SUBREG_BYTE offset.
5215 (adddi_dilshr32, adddi_dishl32): Only data register can be
5216 source for mem destination.
5218 * expmed.c (store_bit_field): Ignore adjustment to bitpos
5219 and use bitnum to decide about register move.
5221 2001-08-27 Richard Henderson <rth@redhat.com>
5223 * genattr.c (main): Emit state_t even when not doing scheduling.
5225 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5226 Richard Henderson <rth@redhat.com>
5228 * gcse.c (reg_first_set, reg_last_set): Replace with ...
5229 (reg_avail_info, current_bb): ... these.
5230 (oprs_unchanged_p, record_last_reg_set_info): Use them.
5231 (compute_hash_table): Likewise.
5233 2001-08-27 Roman Zippel <zippel@linux-m68k.org>
5235 * flow.c (verify_flow_info): Use checksums to verify edges.
5237 2001-08-27 Richard Henderson <rth@redhat.com>
5239 * genautomata.c (expand_automata): Always create a description.
5241 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5243 * optabs.c (expand_binop): Correctly handle the carry in multiword
5244 add/subtract operations.
5246 2001-08-27 Fred Fish <fnf@be.com>
5248 * ginclude/stddef.h: Fix typo, __SIZE__TYPE__ should be
5251 2001-08-27 Geoffrey Keating <geoffk@redhat.com>
5253 * reload.c (find_reloads_toplev): Back out this change:
5255 Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <hp@axis.com>
5257 * reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
5258 mem if the address is a mode_dependent_address_p.
5260 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
5262 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
5263 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
5264 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
5267 * genattr.c (main): New variable num_insn_reservations. Increase
5268 it if there is DEFINE_INSN_RESERVATION. Output automaton based
5269 pipeline hazard recognizer interface.
5271 * genattrtab.h: New file.
5273 * genattrtab.c: Include genattrtab.h.
5274 (attr_printf, check_attr_test, make_internal_attr,
5275 make_numeric_value): Move protypes into genattrtab.h. Define them
5277 (num_dfa_decls): New global variable.
5278 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
5279 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
5280 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
5281 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
5283 * genautomata.c: New file.
5285 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
5287 * sched-int.h: (curr_state): Add the external definition for
5288 automaton pipeline interface.
5289 (haifa_insn_data): Add comments for members blockage and units.
5291 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5292 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5293 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5294 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5295 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5296 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5297 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
5299 (TARGET_SCHED): Use the new macros.
5301 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
5302 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
5303 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
5304 dfa_bubble): New members in gcc_target.sched.
5306 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
5307 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
5308 (insn_queue): Redefine it as pointer to array.
5309 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
5311 (max_insn_queue_index_macro_value): New variable.
5312 (curr_state, dfa_state_size, ready_try): New varaibles for
5313 automaton interface.
5314 (ready_element, ready_remove, max_issue): New function prototypes
5315 for automaton interface.
5316 (choose_ready): New function prototype.
5317 (insn_unit, blockage_range): Add comments.
5318 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
5319 FUNCTION_UNITS_SIZE == 0.
5320 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
5321 actual_hazard, potential_hazard): Add comments.
5322 (insn_cost): Use cost -1 as undefined value. Remove
5323 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
5325 (ready_element, ready_remove): New functions for automaton
5327 (schedule_insn): Add new code for automaton pipeline interface.
5328 (queue_to_ready): Add new code for automaton pipeline interface.
5329 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
5330 (debug_ready_list): Print newline when the queue is empty.
5331 (max_issue): New function for automaton pipeline interface.
5332 (choose_ready): New function.
5333 (schedule_block): Add new code for automaton pipeline interface.
5334 Print ready list before scheduling each insn.
5335 (sched_init): Add new code for automaton pipeline interface.
5336 Initiate insn cost by -1.
5337 (sched_finish): Free the current automaton state and finalize
5338 automaton pipeline interface.
5340 * sched-rgn.c: Include target.h.
5341 (init_ready_list, new_ready, debug_dependencies): Add new code for
5342 automaton pipeline interface.
5344 * sched-vis.c: Include target.h.
5345 (get_visual_tbl_length): Add code for automaton interface.
5346 (target_units, print_block_visualization): Add comments.
5348 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
5349 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
5350 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
5351 (getruntime.o, genautomata.o): New entries.
5352 (genattrtab.o): Add new dependency file genattrtab.h.
5353 (genattrtab): Add new dependencies. Link it with `libm.a'.
5354 (getruntime.o, hashtab.o): New entries for canadian cross.
5356 * doc/md.texi: Description of automaton based model.
5358 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
5360 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
5361 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
5362 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
5363 TARGET_SCHED_DFA_POST_CYCLE_INSN,
5364 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
5365 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
5366 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
5368 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
5369 MAX_DFA_ISSUE_RATE): New macro descriptions.
5371 * doc/contrib.texi: Add dfa based scheduler contribution.
5373 * doc/gcc.texi: Add more information about genattrtab.
5375 2001-08-27 Diego Novillo <dnovillo@redhat.com>
5377 * flow.c (flow_loop_dump): Do not display insn UIDs if this is not
5380 2001-08-27 Richard Henderson <rth@redhat.com>
5382 * function.c (expand_function_end): Don't init arg_pointer_save_area.
5383 (get_arg_pointer_save_area): New. Create an init it here.
5384 (fix_lexical_addr): Use it.
5385 * function.h: Declare it.
5386 * builtins.c (expand_builtin_setjmp_receiver): Use it.
5387 * stmt.c (expand_nl_goto_receiver): Use it.
5389 2001-08-27 Richard Henderson <rth@redhat.com>
5391 * final.c (final_scan_insn): Don't enter APP_ON mode for
5394 * dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Use proper
5395 alignment for assemble_integer for DW_EH_PE_aligned.
5396 * except.c (output_function_exception_table): Likewise.
5398 2001-08-26 Andreas Jaeger <aj@suse.de>
5400 * c-tree.h: Add prototyp for c_sizeof_nowarn.
5402 2001-08-25 Dan Nicolaescu <dann@ics.uci.edu>
5404 * ssa-ccp.c (ssa_const_prop): Free ssa_edges.
5406 2001-08-27 Alan Modra <amodra@bigpond.net.au>
5408 * config/rs6000/rs6000.c (mask_operand): Rewrite without
5410 (mask64_operand): Likewise.
5411 (rldic_operand): Delete.
5412 (includes_lshift64_p): Delete.
5413 (includes_rldic_lshift_p): New function.
5414 (includes_rldicr_lshift_p): New function.
5415 (print_operand): Don't call rldic_operand in case 'W'.
5416 * config/rs6000/rs6000-protos.h (rldic_operand): Remove.
5417 (includes_lshift64_p): Remove.
5418 (includes_rldic_lshift_p): Declare.
5419 (includes_rldicr_lshift_p): Declare.
5420 * config/rs6000/rs6000.h (PREDICATE_CODES): Remove rldic_operand.
5421 * config/rs6000/rs6000.md <ashldi3_internal 64 bit patterns>:
5422 Replace match_operand rldic_operand predicate with
5423 const_int_operand. Replace includes_lshift64_p condition with
5424 includes_rldic_lshift_p.
5425 <ashldi3_internal 64 bit rldicr patterns>: New.
5427 2001-08-27 Andreas Jaeger <aj@suse.de>
5429 * emit-rtl.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
5430 * errors.c: Likewise.
5431 * final.c: Likewise.
5432 * dwarf2asm.c: Likewise.
5433 * doprint.c (checkit): Likewise.
5434 * diagnostic.c: Likewise.
5435 * collect2.c: Likewise.
5436 * calls.c: Likewise.
5437 * c-semantics.c (build_stmt): Likewise.
5438 * c-format.c (status_warning): Likewise.
5439 * c-errors.c (pedwarn_c99): Likewise.
5440 * builtins.c (validate_arglist): Likewise.
5441 * config/pj/pj.c (pj_printf): Likewise.
5442 * fix-header.c: Likewise.
5444 * gcov.c (fnotice): Likewise.
5445 * gensupport.c (message_with_line): Likewise.
5446 * mips-tfile.c: Likewise.
5447 * protoize.c (notice): Likewise.
5448 * read-rtl.c (fatal_with_file_and_line): Likewise.
5449 * rtl-error.c: Likewise.
5450 * tradcpp.c: Likewise.
5452 * cp/tree.c (build_min_nt): Likewise.
5453 (build_min): Likewise.
5454 * cp/lex.c: Likewise.
5455 * cp/errfn.c: Likewise.
5456 * cp/rtti.c (create_pseudo_type_info): Likewise.
5458 Sun Aug 26 20:25:44 2001 Denis Chertykov <denisc@overta.ru>
5460 * df.c (df_uses_record): Return after recording all uses
5463 2001-08-26 Daniel Berlin <dan@cgsoftware.com>
5465 * df.c (df_insn_modify): Realloc the INSN table here, if
5466 necessary, here, too.
5468 2001-08-26 Aldy Hernandez <aldyh@redhat.com>
5470 * config/mips/mips.c (mips_function_value): Handle complex return
5473 2001-08-25 Hans-Peter Nilsson <hp@bitrange.com>
5475 * reload1.c (reload): Make all entries in reg_equiv_memory_loc
5477 * reload.c (make_memloc): Copy result if it is still
5478 reg_equiv_memory_loc[regno] on return.
5479 (subst_reloads) [ENABLE_CHECKING]: Check that none of
5480 reg_equiv_constant, reg_equiv_memory_loc, reg_equiv_address and
5481 reg_equiv_mem are modified by the substitutions.
5483 Sat Aug 25 23:07:35 CEST 2001 Jan Hubicka <jh@suse.cz>
5485 * predict.c (expensive_function_p): New.
5486 * rtl.h (expensive_function_p): Declare.
5487 * i386.c (FAST_PROLOGUE_INSN_COUNT): New constant.
5488 (use_fast_prologue_epilogue): New static variable.
5489 (expand_prologue): Set it; emit short prologues if unset.
5490 (expand_epilogue): Likewise.
5492 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
5494 * config.gcc: Add stormy16-*-elf case.
5495 * config/stormy16/stormy-abi: New file.
5496 * config/stormy16/stormy16-lib2.c: New file.
5497 * config/stormy16/stormy16-protos.h: New file.
5498 * config/stormy16/stormy16.c: New file.
5499 * config/stormy16/stormy16.h: New file.
5500 * config/stormy16/stormy16.md: New file.
5501 * config/stormy16/t-stormy16: New file.
5503 Sat Aug 25 15:46:51 CEST 2001 Jan Hubicka <jh@suse.cz>
5505 * i386.h (no-accumulate-outgoing-args): Use proper mask.
5507 2001-08-24 David Edelsohn <edelsohn@gnu.org>
5509 * config/rs6000/rs6000.c (rs6000_initialize_trampoline): Function
5510 descriptor members are pointer size, not constant 4.
5511 * config/rs6000/rs6000.md (define_splits): Remove more unused
5514 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5516 * sparc.h (ASM_OUTPUT_BYTE): Fix format specifier warning.
5518 2001-08-24 Andreas Jaeger <aj@suse.de>, rkl@connect.org.uk
5520 * cp/rtti.c (VPARAMS): Fix parameter.
5522 2001-08-24 Zack Weinberg <zackw@panix.com>
5524 * expmed.c: Default-#define HAVE_insv, HAVE_extv, and HAVE_extzv
5526 (mode_for_extraction): No need for #ifdefs. Add default-case abort
5528 (store_bit_field): Eliminate insv_bitsize variable. Put HAVE_insv
5529 in if controlling use of insv.
5530 (extract_bit_field): Likewise, for extv and extzv.
5532 Fri Aug 24 17:27:46 CEST 2001 Jan Hubicka <jh@suse.cz>
5534 * i386.md (movcc peep2): Fix load of 0.
5536 2001-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5538 * fold-const.c (tree_expr_nonnegative_p): Handle *_DIV_EXPR,
5539 *_MOD_EXPR, SAVE_EXPR and NON_LVALUE_EXPR.
5541 2001-08-23 Jason Merrill <jason_merrill@redhat.com>
5543 * c-pragma.h: Move weak_syms and weak_decls...
5544 * varasm.c: ...here. Now static.
5545 (declare_weak, weak_finish, remove_from_pending_weak_list): Don't
5546 depend on HANDLE_PRAGMA_WEAK.
5548 * c-common.c (c_alignof, c_alignof_expr): Move here...
5549 * c-typeck.c: ...from here.
5550 * c-tree.h, c-common.h: Adjust.
5552 2001-08-23 Bernd Schmidt <bernds@redhat.com>
5554 * config/ia64/ia64.c (rws_update): If !pred, set write_count
5555 instead of incrementing it.
5557 * config/ia64/ia64.c (ia64_sched_reorder): When there's more than one
5558 asm ready, don't try to move them all into the same array element.
5560 Thu Aug 23 17:21:43 CEST 2001 Jan Hubicka <jh@suse.cz>
5562 * function.c (thread_prologue_and_epilogue_insns): Avoid
5563 fallthru flag on edge to exit.
5565 * i386.md (trunc?fsi splitter): Conditionionize for non-sse.
5567 * flow.c (delete_noop_moves, propagate_block_delete_insn): Purge
5570 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
5572 * config/mcore/mcore.h (MACHINE_DEPENDENT_SIMPLIFY): Remove.
5573 * config/mcore/mcore.c (mcore_dependent_simplify_rtx): Likewise.
5574 * config/mcore/mcore-protos.h (mcore_dependent_simplify_rtx):
5577 2001-08-23 Lars Brinkhoff <lars@nocrew.org>
5579 * genconstants.c, genpreds.c, libfuncs.h, optabs.h, rtl-error.h:
5580 replace "GNU CC" with "GCC".
5582 2001-08-23 Richard Henderson <rth@redhat.com>
5584 * config/ia64/ia64.c (ia64_register_move_cost): Add mode arguemnt.
5585 Reorganize. Handle ADDL like GR, add GR_AND_BR. Handle TFmode.
5586 (ia64_secondary_reload_class): Need GR between AR/BR and anything.
5587 Need GR between FR and not GR_AND_FR.
5588 * config/ia64/ia64-protos.h (ia64_register_move_cost): Update.
5589 * config/ia64/ia64.h (reg_class): Add GR_AND_BR_REGS, move
5590 AR regs before GR regs.
5591 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
5592 (PREFERRED_RELOAD_CLASS): Tweak for reordered classes.
5593 (REGISTER_MOVE_COST): Update.
5594 (MEMORY_MOVE_COST): Add GR_AND_FR_REGS.
5596 2001-08-23 Richard Henderson <rth@redhat.com>
5598 * regclass.c (init_reg_sets_1): Don't assume cost 2 within
5601 2001-08-22 Geoffrey Keating <geoffk@redhat.com>
5603 * reload1.c (emit_reload_insns): Don't look for notes
5604 on a NULL store_insn.
5606 2001-08-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5608 * sparc.c (uns_small_int): Don't reference a constant >32-bit.
5609 (addrs_ok_for_ldd_peep): Fix signed/unsigned warning.
5610 (sparc_flat_function_prologue, sparc_flat_function_epilogue): Fix
5611 format specifier warnings.
5612 (sparc_sched_reorder): Mark parameter with ATTRIBUTE_UNUSED.
5614 2001-08-22 David Billinghurst <David.Billinghurst@riotinto.com>
5616 * config/i386/i386-protos.h: Correct declaration of
5617 i386_pe_asm_named_section.
5619 2001-08-22 John David Anglin <dave@hiauly1.hia.nrc.ca>
5621 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Add declaration for
5623 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5625 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
5627 * cpperror.c (print_location): Don't show _Pragma.
5628 * cppfiles.c (_cpp_pop_file_buffer): Handle -include file pushing
5629 and file change callback generation here.
5630 (stack_include_file): Update use of cpp_push_buffer.
5631 * cpphash.h (_cpp_pop_file_buffer): Update prototype.
5632 (struct cpp_buffer): Remove type, pfile members.
5633 * cppinit.c (cpp_handle_option): Use free_chain.
5634 * cpplex.c (_cpp_lex_token): Don't do -include file pushing here.
5635 (skip_escaped_newlines, get_effective_char, lex_percent): Take
5636 a cpp_reader rather than a cpp_buffer.
5637 (skip_escaped_newlines, get_effective_char, skip_block_comment,
5638 skip_line_comment, parse_string, lex_percent, lex_dot,
5639 _cpp_lex_token): Update accordingly.
5640 * cpplib.c (_cpp_pop_buffer): Don't do file change callback
5642 (cpp_push_buffer): Update prototype.
5643 (run_directive): Update use of cpp_push_buffer.
5644 (_cpp_do__Pragma, cpp_define, cpp_define_builtin, cpp_undef,
5645 handle_assertion): Update use of run_directive.
5646 * cpplib.h (enum cpp_buffer_type): Remove.
5647 (cpp_push_buffer): Update prototype.
5648 * fix-header.c (read_scan_file): Update.
5650 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5652 * gcc.c (struct prefix_list): Change prefix to const char *.
5654 2001-08-22 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5656 * final.c (final_scan_insn): Call ADDR_VEC_ALIGN on next insn.
5658 2001-08-22 Jason Merrill <jason_merrill@redhat.com>
5660 * explow.c (set_mem_attributes): Avoid returning a bogus alias set
5663 * jump.c (squeeze_notes): Take parms by reference. Handle END being
5666 * ifcvt.c (dead_or_predicable): Adjust.
5667 * loop.c (find_and_verify_loops): Adjust.
5668 * stmt.c (expand_end_case): Adjust.
5669 * flow.c (merge_blocks_move_successor_nojumps): Adjust. Modify the
5670 head and end insn pointers in the basic block, not just local copies.
5671 (merge_blocks_move_predecessor_nojumps): Likewise.
5673 2001-08-22 Lars Brinkhoff <lars@nocrew.org>
5675 * Makefile.in, alias.c, basic-block.h, bb-reorder.c, bitmap.c,
5676 bitmap.h, builtin-types.def, builtins.c, builtins.def,
5677 c-aux-info.c, c-common.c, c-common.def, c-common.h,
5678 c-convert.c, c-decl.c, c-dump.c, c-dump.h, c-errors.c,
5679 c-format.c, c-lang.c, c-lex.c, c-lex.h, c-parse.in,
5680 c-pragma.c, c-pragma.h, c-semantics.c, c-tree.h, c-typeck.c,
5681 caller-save.c, calls.c, collect2.c, collect2.h, combine.c,
5682 conditions.h, config.gcc, configure.frag, configure.in,
5683 conflict.c, convert.c, convert.h, cppspec.c, crtstuff.c,
5684 cse.c, cselib.c, cselib.h, dbxout.c, dbxout.h, defaults.h,
5685 dependence.c, df.c, df.h, diagnostic.c, diagnostic.h,
5686 doloop.c, dominance.c, dwarf.h, dwarf2.h, dwarf2asm.c,
5687 dwarf2asm.h, dwarf2out.c, dwarf2out.h, dwarfout.c,
5688 emit-rtl.c, errors.c, errors.h, except.c, except.h,
5689 exgettext, explow.c, expmed.c, expr.c, expr.h, final.c,
5690 fixproto, flags.h, flow.c, fold-const.c, fp-test.c,
5691 function.c, function.h, gbl-ctors.h, gcc.c, gcc.h, gcc.hlp,
5692 gccspec.c, gcov-io.h, gcse.c, genattr.c, genattrtab.c,
5693 gencheck.c, gencodes.c, genconfig.c, genemit.c,
5694 genextract.c, genflags.c, gengenrtl.c, genmultilib,
5695 genopinit.c, genoutput.c, genpeep.c, genrecog.c,
5696 gensupport.c, gensupport.h, ggc-callbacks.c, ggc-common.c,
5697 ggc-none.c, ggc-page.c, ggc-simple.c, ggc.h, global.c,
5698 graph.c, graph.h, gthr-aix.h, gthr-dce.h, gthr-posix.h,
5699 gthr-rtems.h, gthr-single.h, gthr-solaris.h, gthr-vxworks.h,
5700 gthr-win32.h, gthr.h, haifa-sched.c, halfpic.c, halfpic.h,
5701 hard-reg-set.h, hwint.h, ifcvt.c, input.h, insn-addr.h,
5702 integrate.c, integrate.h, jump.c, lcm.c, libgcc2.c,
5703 libgcc2.h, lists.c, local-alloc.c, loop.c, loop.h,
5704 machmode.def, machmode.h, main.c, mbchar.c, mbchar.h,
5705 mips-tdump.c, mips-tfile.c, mklibgcc.in, mkmap-flat.awk,
5706 mkmap-symver.awk, optabs.c, output.h, params.c, params.def,
5707 params.h, predict.c, predict.def, predict.h, prefix.c,
5708 prefix.h, print-rtl.c, print-tree.c, profile.c, protoize.c,
5709 read-rtl.c, real.c, real.h, recog.c, recog.h, reg-stack.c,
5710 regclass.c, regmove.c, regrename.c, regs.h, reload.c,
5711 reload.h, reload1.c, reorg.c, resource.c, resource.h, rtl.c,
5712 rtl.def, rtl.h, rtlanal.c, sbitmap.c, sbitmap.h,
5713 sched-deps.c, sched-ebb.c, sched-int.h, sched-rgn.c,
5714 sched-vis.c, sdbout.c, sdbout.h, sibcall.c, simplify-rtx.c,
5715 ssa-ccp.c, ssa-dce.c, ssa.c, ssa.h, stmt.c, stor-layout.c,
5716 stringpool.c, system.h, timevar.c, timevar.def, timevar.h,
5717 tlink.c, toplev.c, toplev.h, tree.c, tree.def, tree.h,
5718 tsystem.h, unroll.c, unwind-dw2-fde.c, unwind-dw2-fde.h,
5719 unwind-dw2.c, unwind-pe.h, unwind-sjlj.c, unwind.h,
5720 unwind.inc, varasm.c, varray.c, varray.h, xcoffout.c,
5721 xcoffout.h: replace "GNU CC" with "GCC".
5723 2001-08-21 Richard Henderson <rth@redhat.com>
5725 * final.c (LABEL_ALIGN_AFTER_BARRIER): Default to no alignment.
5726 (final_scan_insn): Consider jump tables data even if we have no
5727 independent text section if !JUMP_TABLES_IN_TEXT_SECTION. Use
5729 * config/ia64/ia64.h (JUMP_TABLES_IN_TEXT_SECTION): Remove.
5730 (ASM_OUTPUT_CASE_END): Remove.
5731 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit pc-relative references.
5732 * config/ia64/ia64.md (tablejump): Decode pc-relative references.
5733 * config/ia64/sysv4.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
5735 2001-08-21 Richard Henderson <rth@redhat.com>
5737 * config/ia64/ia64.c (emit_all_insn_group_barriers): Flush state
5738 at barrier insns. Emit stop bits before barriers.
5740 * flow.c (flow_find_cross_jump): Don't consider unconditional
5741 return insns for commoning.
5743 * final.c (compute_alignments): Fix typo.
5745 * expmed.c (CODE_FOR_insv, gen_insv): Provide defaults.
5746 (CODE_FOR_extv, gen_extv, CODE_FOR_extzv, gen_extzv): Likewise.
5747 (store_bit_field): Use mode_for_extraction more places.
5748 (extract_bit_field): Likewise.
5750 2001-08-21 Zack Weinberg <zackw@panix.com>
5752 * caller-save.c: Don't include insn-codes.h.
5753 (reg_save_code, reg_restore_code): Make arrays of int.
5754 All uses updated to match.
5755 (insert_save, insert_restore): No need to initialize "code"
5756 variable upon declaration.
5757 * Makefile.in: update dependencies; fix typo in clean rule.
5759 2001-08-21 Richard Henderson <rth@redhat.com>
5761 * ifcvt.c (find_if_block): Allow join_bb as EXIT.
5762 (merge_if_block): Handle fallout from same.
5764 2001-08-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5766 * builtins.c (type_to_class): Fix typo in last change.
5768 2001-08-21 Richard Henderson <rth@redhat.com>
5770 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't emit '#' if
5771 ia64_asm_output_label.
5773 * config/ia64/crtbegin.asm (__do_global_dtors_aux): Use saved
5774 copy of gp while the real gp register contains garbage.
5776 2001-08-21 Zack Weinberg <zackw@panix.com>
5778 * expmed.c (mode_for_extraction): New function.
5779 (store_bit_field, extract_bit_field): Use it.
5780 * expr.h: Prototype it and provide an enum for its first argument.
5782 * combine.c, function.c, recog.c: Don't include insn-codes.h.
5783 Use mode_for_extraction rather than testing HAVE_insv/extv/extzv
5784 and digging through the insn_data tables.
5785 * Makefile.in: Update dependencies.
5787 2001-08-22 Neil Booth <neil@daikokuya.demon.co.uk>
5789 * cppfiles.c (stack_include_file): line-map.c now handles include
5791 (handle_missing_handler): Similarly.
5792 (_cpp_execute_include): Similarly.
5793 (_cpp_pop_file_buffer): Similarly.
5794 * cpphash.h (struct cpp_reader): Remove system_include_depth,
5795 buffer_stack_depth and include_depth.
5796 * cpplib.c (do_include_common): line-map.c now handles include depth.
5797 (cpp_push_buffer): Similarly.
5798 (_cpp_pop_buffer): Similarly.
5799 * cppmacro.c (builtin_macro): Update.
5800 * line-map.c (init_line_maps): Set depth.
5801 (add_line_map): Increment "used" earlier. Update and use the
5803 (trace_include): Use the include depth.
5804 * line-map.h (struct line_maps): New member depth.
5806 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
5808 * cppfiles.c (stack_include_file): Don't handle -H here.
5809 * cppinit.c (cpp_start_read): Set include tracing after
5810 cpp_post_options and after stacking the main file.
5811 * line-map.c (trace_include): New.
5812 (init_line_maps, add_line_map): Update.
5813 * line-map.h (struct line_maps): New member trace_includes.
5815 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
5817 * cppfiles.c (stack_include_file): Harmonize system headerness tests.
5818 * cppfiles.c (stack_include_file): Only stack a file if there
5819 is something to do. Return a boolean indicating whether a
5820 buffer was stacked or not.
5821 (_cpp_execute_include): Similarly.
5822 (_cpp_read_file): Similarly.
5823 * cpphash.h (_cpp_read_file, _cpp_execute_include): Update prototypes.
5825 2001-08-21 Sam Steingold <sds@gnu.org>
5827 * tradcpp.c (rescan): define obufp_before_macroname before RECACHE
5828 (RECACHE): keep obufp_before_macroname up to date
5830 2001-08-21 Zack Weinberg <zackw@panix.com>
5832 * stmt.c: Don't include insn-codes.h.
5833 (expand_end_case): Machine specific logic moved to expr.c.
5834 No need to worry about __builtin_classify_type.
5835 (check_for_full_enumeration_handling, emit_case_nodes):
5838 * builtins.o (expand_builtin_classify_type): Split up so code
5839 can be shared with fold_builtin_classify_type.
5840 (type_to_class, fold_builtin_classify_type): New functions.
5841 (fold_builtins): Handle __builtin_classify_type.
5843 * expr.c (do_tablejump): Now static.
5844 (case_values_threshold, try_casesi, try_tablejump): New;
5845 code mostly from stmt.c (expand_end_case).
5846 (expr.h): Update prototypes.
5848 * Makefile.in (stmt.o): Update dependencies.
5850 2001-08-21 Will Cohen <wcohen@redhat.com>
5852 * configure/alpha/alpha.h (CONDITIONAL_REGISTER_USAGE): Added local
5853 declaration of variable i.
5854 * configure/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Added local
5855 declaration of variable i.
5857 2001-08-21 Richard Henderson <rth@redhat.com>
5859 * crtstuff.c: Fix thinko last change. Move list tails to start
5860 of CRT_END section. Tidy ifdefs.
5861 (__EH_FRAME_BEGIN__): Always static for ELF.
5862 (__do_global_ctors_1): Rename from __frame_dummy.
5863 * config/mips/iris6.h (LINK_SPEC): Update for __do_global_ctors_1
5864 name change; don't hide __EH_FRAME_BEGIN__.
5866 2001-08-21 Richard Henderson <rth@redhat.com>
5868 * gdbinit.in: Move break on exit after break on fancy_abort.
5870 * config/ia64/ia64.c (ia64_return_in_memory): True for variable
5873 2001-08-21 Neil Booth <neil@daikokuya.demon.co.uk>
5875 * cpphash.h (_cpp_push_next_buffer): New.
5876 * cppinit.c (do_includes): Remove.
5877 (push_include, free_chain, _cpp_push_next_buffer): New.
5878 (cpp_start_read): Use them to rework command line option handling.
5879 (cpp_handle_option): Combine handling of -include and -imacros.
5880 * cpplex.c (_cpp_lex_token): Push a new -include buffer if
5881 appropriate. Always insert missing \n at EOF.
5882 * cpplib.c (start_directive): Get the directive position right.
5883 * cppmain.c (cb_file_change): Always print the first line, unless
5886 2001-08-20 Andreas Jaeger <aj@suse.de>
5888 * profile.c (compute_branch_probabilities): Remove extra new-line
5890 * flow.c (verify_flow_info): Likewise.
5892 2001-08-20 Diego Novillo <dnovillo@redhat.com>
5894 * basic-block.h (basic_block): Add new field 'flags'.
5895 (BB_REACHABLE): Define.
5896 (expunge_block): Declare.
5897 * flow.c (ENTRY_BLOCK_PTR): Initialize field 'flags'.
5898 (EXIT_BLOCK_PTR): Ditto.
5899 (expunge_block): Remove static declaration.
5900 (cleanup_cfg): Clear bb->aux on every basic block.
5901 (find_unreachable_blocks): Set BB_REACHABLE bit in bb->flags when
5902 computing reachability.
5903 (delete_unreachable_blocks): Delete block b if b->flags has
5906 2001-08-20 Diego Novillo <dnovillo@redhat.com>
5908 * doc/invoke.texi: Replace references to -fdump-tree with -fdump-ast.
5910 2001-08-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5912 * sparc.c (sparc_variable_issue): Fix typo in last change.
5914 2001-08-20 Richard Henderson <rth@redhat.com>
5916 * varasm.c (assemble_integer): Document ppc-eabi -mrelocatable losage.
5918 2001-08-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
5920 * pa.h (RETURN_IN_MEMORY): Improve comment.
5922 2001-08-20 Janis Johnson <janis187@us.ibm.com>
5924 * doc/invoke.texi (Profiling options): Clarify the interactions
5925 between -fprofile-arcs and -ftest-coverage, -fprofile-arcs.
5927 2001-08-20 Jeffrey Oldham <oldham@codesourcery.com>
5929 * crtstuff.c (__do_global_ctors): Fix typo in preprocessing
5932 2001-08-20 Matt Kraai <kraai@alumni.carnegiemellon.edu>
5934 * gcc.c (make_relative_prefix): Allocate a sufficiently large
5937 2001-08-20 Richard Henderson <rth@redhat.com>
5939 * final.c (end_final): Fix typo last change.
5941 2001-08-20 Neil Booth <neil@daikokuya.demon.co.uk>
5943 * cppinit.c (init_standard_includes): The returned buffer
5944 is already malloc-ed.
5945 * gcc.c (add_prefix): Similarly.
5946 * prefix.c (translate_name): Update to support clear buffer
5948 (update_path): Similarly. Be sure to free any newly allocated
5949 key. UPDATE_PATH_HOST_CANONICALIZE takes only one argument.
5951 * prefix.h (update_path): Update prototype and document.
5952 * config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): Clean
5953 up and update to new buffer ownership rules.
5954 * doc/gcc.texi (UPDATE_PATH_HOST_CANONICALIZE): Update.
5956 Mon Aug 20 01:44:50 CEST 2001 Jan Hubicka <jh@suse.cz>
5958 * final.c (compute_alignments): New function.
5959 (init_insn_lengths): Do not care label_align.
5960 (LABEL_ALIGN_AFTER_BARRIER): Default to 1.
5961 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to 0.
5962 (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): New.
5963 (shorted_branches): Realloc label_align array; do
5964 not call init_insn_lengths; Do not care about loop alignments.
5965 * output.h (compute_alignments): Declare.
5966 * toplev.c (rest_of_compilation): Call compute_alignments.
5967 * tm.texi (JUMP_ALIGN, JUMP_ALIGN_MAX_SKIP): Document.
5969 * predict.c (block_info_def): Add npredecesors, remove nvisited;
5970 change visited to tovisit.
5971 (propagate_freq): Use faster traversing algorithm.
5972 (estimate_loops_at_level, estimate_bb_frequencies): Change visited
5973 to tovisit; reverse meaning.
5975 * predict.c (struct block_info_def): Remove nvisited.
5976 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
5977 (estimate_bb_frequencies): Call mark_dfs_back_edges.
5979 2001-08-19 Geoffrey Keating <geoffk@redhat.com>
5981 * doc/invoke.texi (MIPS Options): Document -mfused-madd.
5982 * config/mips/mips.h (MASK_NO_FUSED_MADD): New.
5983 (TARGET_FUSED_MADD): New.
5984 (TARGET_SWITCHES): Add -mfused-madd, -mno-fused-madd.
5985 * config/mips/mips.md: Add TARGET_FUSED_MADD as condition to
5986 the multiply-add instructions.
5988 2001-08-19 Richard Henderson <rth@redhat.com>
5990 * dwarf2asm.c (dw2_output_indirect_constant_1): The symbol ref
5991 is aligned to pointer size.
5993 2001-08-19 Richard Henderson <rth@redhat.com>
5995 * config/ia64/ia64.c (ia64_cycle_display): Only emit cycle
5996 display markers during final schedule.
5998 2001-08-19 Richard Henderson <rth@redhat.com>
6000 * function.c (gen_mem_addressof): Don't call get_alias_set if no decl.
6002 2001-08-19 Richard Henderson <rth@redhat.com>
6004 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Handle @ and *
6006 (ASM_NAME_TO_STRING): Remove.
6007 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Handle @ and *
6008 in the same string. Remove support for expressions.
6010 2001-08-19 Richard Henderson <rth@redhat.com>
6012 * config/i386/i386.md (tablejump): Make an expander; handle
6013 pic relative addressing here.
6014 (tablejump_1): Rename from tablejump_pic.
6017 2001-08-19 Richard Henderson <rth@redhat.com>
6019 * regclass.c (fix_register): Fix typo.
6021 2001-08-18 Richard Henderson <rth@redhat.com>
6023 * config/ia64/unwind-ia64.c (UNW_REG_B0): New.
6024 (struct _Unwind_Context): Expand br_loc to hold it.
6025 (uw_frame_state_for): Handle leaf functions better.
6026 (uw_update_reg_address): Update for br_loc change.
6028 2001-08-18 Richard Henderson <rth@redhat.com>
6030 * crtstuff.c: Move list heads before code that uses them.
6031 (__JCR_LIST__): Remove initial null.
6032 (frame_dummy, __frame_dummy): Do java registration here ...
6033 (__do_global_ctors_aux): ... not here.
6035 * config/ia64/crtbegin.asm (dtor_ptr): Make gp-relative.
6036 (__do_global_dtors_aux): Update to match.
6037 (__JCR_LIST__, __do_jv_register_classes): New.
6039 * config/ia64/crtend.asm (__JCR_END__): New.
6040 (__do_global_ctors_aux): Use a GPREL64I reloc to __CTOR_END__
6041 instead of an indirect LTOFF22 reloc.
6043 2001-08-18 Richard Henderson <rth@redhat.com>
6045 * flow.c (mark_regs_live_at_end): Use regs_invalidated_by_call.
6046 * regclass.c (init_reg_sets_1): Fix typo.
6047 * config/ia64/ia64.c (ar_pfs_reg_operand): New.
6048 (ia64_expand_call): Pass ar.pfs to sibcall expanders.
6049 (ia64_compute_frame_size): Make ar.unat live when in use.
6050 (ia64_epilogue_uses): Reformat; do not check current_function_is_leaf
6051 for ar.pfs; remove ar.unat handling.
6052 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): ar.unat is
6054 (PREDICATE_CODES): Add ar_pfs_reg_operand.
6055 * config/ia64/ia64-protos.h: Update decls.
6056 * config/ia64/ia64.md (sibcall_nopic): Use ar.pfs.
6057 (sibcall_pic): Likewise.
6059 2001-08-18 Richard Henderson <rth@redhat.com>
6061 * config/ia64/ia64.c (ia64_sched_reorder2): Also skip past
6062 pred_rel_mutex when searching for insn_group_barrier.
6063 * config/ia64/ia64.md (cycle_display): Combine the expander
6066 * config/ia64/ia64.c (ia64_internal_sched_reorder): Emit stop
6067 bit before asm as needed.
6069 2001-08-18 Richard Henderson <rth@redhat.com>
6071 * timevar.def (TV_MACH_DEP): New.
6072 * toplev.c (rest_of_compilation): Use it.
6073 * config/ia64/ia64.c (ia64_reorg): Push to TV_SCHED2.
6075 2001-08-18 Zack Weinberg <zackw@panix.com>
6077 * unwind-dw2.c (execute_stack_op): Add default aborts to
6078 the inner switches to prevent warnings.
6080 2001-08-18 Richard Henderson <rth@redhat.com>
6082 * timevar.h (struct timevar_time_def): Change element type to float.
6083 (ticks_to_msec, clocks_to_msec): Likewise.
6084 (TICKS_TO_MSEC, CLOCKS_TO_MSEC): Rescale to seconds; use type float.
6085 (get_time): Likewise.
6086 (timevar_print): Adjust zero check and printing to match.
6088 2001-08-18 Zack Weinberg <zackw@panix.com>
6090 * doc/extend.texi, doc/gcc.texi, doc/install-old.texi,
6091 doc/invoke.texi, doc/md.texi, doc/rtl.texi, doc/include/gpl.texi:
6092 Eliminate overfull or underfull hboxes.
6094 2001-08-18 Zack Weinberg <zackw@panix.com>
6096 * cpperror.c: Use VA_OPEN/VA_CLOSE/VA_FIXEDARG throughout.
6098 2001-08-18 Zack Weinberg <zackw@panix.com>
6100 * haifa-sched.c: Convert to target hooks. Macros replaced
6101 are ISSUE_RATE, ADJUST_COST, ADJUST_PRIORITY, MD_SCHED_INIT,
6102 MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_VARIABLE_ISSUE,
6103 MD_SCHED_FINISH, and HAVE_cycle_display.
6104 * target-def.h (TARGET_SCHED_ADJUST_COST,
6105 TARGET_SCHED_ADJUST_PRIORITY, TARGET_SCHED_ISSUE_RATE,
6106 TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_INIT,
6107 TARGET_SCHED_FINISH, TARGET_SCHED_REORDER,
6108 TARGET_SCHED_REORDER2, TARGET_SCHED_CYCLE_DISPLAY):
6109 New hook #defines to be overridden.
6110 (TARGET_SCHED): Bring them all together.
6111 (TARGET_INITIALIZER): Update.
6112 * target.h: Don't forward declare struct rtx_def. Use 'rtx'
6113 instead of 'struct rtx_def *' throughout.
6114 (struct sched): New set of hooks for the scheduler.
6115 * Makefile.in (haifa-sched.o): Depend on target.h.
6116 * doc/tm.texi: Document the new scheduler hooks, together in
6117 their own section, instead of scattered around.
6118 Fix a bunch of underfull/overfull hboxes.
6120 * a29k.h, alpha.h, arm.h, c4x.h, convex.h, d30v.h, i386.h,
6121 ia64.h, m32r.h, m88k.h, mips.h, pa.h, rs6000.h, s390.h, sh.h,
6122 sparc.h: Don't define any of the old scheduler macros.
6124 * a29k.c, alpha.c, arm.c, c4x.c, convex.c, d30v.c, i386.c,
6125 ia64.c, m32r.c, m88k.c, mips.c, pa.c, rs6000.c, s390.c, sh.c,
6126 sparc.c: Create hook functions from code extracted from
6127 corresponding target header, or make existing hooks static, as
6128 appropriate. Set the appropriate entries in targetm.
6130 * alpha-protos.h, arm-protos.h, c4x-protos.h, d30v-protos.h,
6131 i386-protos.h, ia64-protos.h, m32r-protos.h, pa-protos.h,
6132 rs6000-protos.h, s390-protos.h, sparc-protos.h:
6133 Remove prototypes for functions which are now static.
6135 * d30v.h, d30v.c, m32r.h, m32r.c: Remove #ifdef HAIFA and
6136 related gunk; the Haifa scheduler is now the only choice.
6138 2001-08-18 Zack Weinberg <zackw@panix.com>
6140 * optabs.h (OTI_flodiv, flodiv_optab): Kill.
6141 * genopinit.c: Put floating point divide insns in sdiv_optab.
6142 * expr.c (expand_expr): Use sdiv_optab, not flodiv_optab.
6143 * config/gofast.h, config/c4x/c4x.h,
6144 config/ia64/hpux_longdouble.h, config/mips/mips.h,
6145 config/pa/long_double.h, config/rs6000/sysv4.h,
6146 config/sparc/sparc.h: Put floating point divide libcalls in sdiv_optab.
6147 * optabs.c (init_optab): Break into new_optab, init_optab, init_optabv.
6148 (init_optabs): Use init_optabv for overflow-trapping optabs.
6149 Don't init flodiv_optab. Give mov_optab, movstrict_optab, and
6150 cmp_optab RTX codes so have_insn_for can find them.
6152 * optabs.c (expand_simple_binop, expand_simple_unop,
6153 have_insn_for, gen_sub3_insn): New interfaces.
6154 * expr.h: Prototype new functions.
6155 (enum optab_methods): Move here from optabs.h.
6157 * builtins.c, combine.c, doloop.c, function.c, ifcvt.c,
6158 loop.c, profile.c, simplify-rtx.c, stmt.c, unroll.c:
6159 Use new functions instead of working directly with optabs.
6160 * doloop.c, ifcvt.c, loop.c, profile.c, simplify-rtx.c,
6161 unroll.c: Don't include optabs.h.
6162 * caller-save.c, combine.c, function.c, stmt.c: Just include
6163 insn-codes.h, not optabs.h.
6164 * Makefile.in: Update dependencies.
6166 * combine.c (make_compound_operation, simplify_comparison):
6167 Fix typos testing for this or that instruction.
6169 2001-08-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
6171 * mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2_DIVMOD_FUNCS when
6172 generating libgcc.a.
6174 2001-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6176 * except.c (TYPE_HASH): Delete.
6178 * objc/objc-act.c (HASHFUNCTION): Cast to size_t, not
6181 * tree.c (TYPE_HASH): Delete.
6183 * tree.h (TYPE_HASH): Define.
6185 2001-08-18 Graham Stott <grahams@redhat.com>
6187 * config/mips/mips.md (adddi3_internal_2+1): Remove constraints from
6189 (adddi3_internal_2+2): Likewise.
6190 (eh_set_lr_di+1): Likewise.
6192 2001-08-17 Richard Henderson <rth@redhat.com>
6194 * defaults.h (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
6195 UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Move from ...
6196 * dwarf2asm.c: ... here.
6197 * dwarfout.c: Remove them.
6199 * varasm.c (assemble_integer): Add align parameter.
6200 (assemble_real, output_constant, output_constructor): Likewise.
6201 * output.h: Update decls.
6202 * dwarf2asm.c, final.c, varasm.c, config/darwin.c, config/nextstep.c,
6203 config/alpha/alpha.c, config/arm/arm.md, config/clipper/clipper.c,
6204 config/m88k/m88k.c, config/mcore/mcore.md, config/mips/mips.h,
6205 config/mips/mips.md, config/pa/pa.c, config/rs6000/rs6000.c,
6206 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.md:
6209 * final.c (end_final): Abort profile block generation if we
6210 havn't layed it out properly.
6211 * output.h (assemble_eh_integer): Remove stale decl.
6212 * varasm.c (assemble_zeros): Tidy; use assemble_integer.
6214 (assemble_integer): Handle unaligned data.
6215 (assemble_real): Abort on unaligned data.
6216 (output_constructor): Don't assume ASM_OUTPUT_ALIGN 0 does
6218 (default_dtor_section_asm_out_destructor): Use assemble_align.
6219 (default_named_section_asm_out_constructor): Likewise.
6220 (default_ctor_section_asm_out_constructor): Likewise.
6221 * config/darwin.c (machopic_asm_out_constructor): Likewise.
6222 (machopic_asm_out_destructor): Likewise.
6223 * config/nextstep.c (nextstep_asm_out_constructor): Likewise.
6224 (nextstep_asm_out_destructor): Likewise.
6225 * config/alpha/alpha.c (vms_asm_out_constructor): Likewise.
6226 (vms_asm_out_destructor): Likewise.
6228 2001-08-17 Richard Henderson <rth@redhat.com>
6230 * config/mips/iris6.h (TARGET_IRIX6): New.
6231 (current_section_name, current_section_flags): New.
6232 (ASM_OUTPUT_ALIGN, ASM_FILE_START, ASM_FILE_END): New.
6233 (MAX_OFILE_ALIGNMENT): New.
6234 (ASM_OUTPUT_ALIGNED_LOCAL): Use bss_section.
6235 * config/mips/mips.c (mips_make_temp_file, temp_filename): Remove.
6236 (copy_file_data): Split out from
6237 (mips_asm_file_end): ... here.
6238 (mips_asm_file_start): Remove extra .section directive. Use
6239 tmpfile instead of mips_make_temp_file.
6240 (mips_unique_section): Use const char * as needed for warnings.
6241 (iris6_asm_named_section_1): Renamed from iris6_asm_named_section;
6242 re-add align parameter.
6243 (iris6_asm_named_section): New.
6244 (iris_section_align_entry_eq, iris_section_align_entry_hash): New.
6245 (iris6_asm_output_align, iris6_section_align_1): New.
6246 (iris6_asm_file_start, iris6_asm_file_end): New.
6247 * config/mips/mips-protos.h: Update decls.
6249 2001-08-17 Janis Johnson <janis187@us.ibm.com>
6251 * doc/install.texi (Install GCC): Add links to build status pages.
6253 (Final install): Ditto; request updates for specific info
6255 2001-08-17 Neil Booth <neil@daikokuya.demon.co.uk>
6257 * cpperror.c (print_location): Don't take a file name; use the
6259 (_cpp_begin_message): Similarly.
6260 (cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
6261 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line): Update.
6262 (cpp_pedwarn_with_file_and_line): Remove.
6263 * cppfiles.c (stack_include_file): Update; set filename to stdin
6264 here when appropriate.
6265 * cpphash.h (struct cpp_buffer): Remove nominal_fname.
6266 (_cpp_begin_message): Don't take a file name.
6267 * cppinit.c: Add comment.
6268 * cpplex.c: Fix end-of-directive indicator.
6269 * cpplib.c: Don't include intl.h.
6270 (run_directive, do_diagnostic): Update.
6271 (do_line): Update to not use nominal_fname.
6272 (cpp_push_buffer): Don't take a filename.
6273 * cpplib.h (struct ht): Remove.
6274 (cpp_push_buffer): Don't take a filename.
6275 (cpp_pedwarn_with_file_and_line): Remove.
6276 * cppmacro.c (struct cpp_macro): Remove file.
6277 (builtin_macro): Update.
6278 (_cpp_create_definition): Update.
6279 * cppmain.c: Correct comment.
6280 * fix-header.c (read_scan_file): Update.
6282 2001-08-17 Kazu Hirata <kazu@hxi.com>
6284 * sbitmap.c: Fix comment formatting.
6285 * sched-deps.c: Likewise.
6286 * sibcall.c: Likewise.
6287 * simplify-rtx.c: Likewise.
6289 * ssa-ccp.c: Likewise.
6290 * stor-layout.c: Likewise.
6291 * timevar.c: Likewise.
6292 * toplev.c: Likewise.
6293 * unwind-dw2.c: Likewise.
6294 * unwind-dw2-fde.c: Likewise.
6295 * varasm.c: Likewise.
6297 2001-08-17 John David Anglin <dave@hiauly1.hia.nrc.ca>
6299 * pa.h (RETURN_IN_MEMORY): Return types with a size that is varable
6300 or larger than an integer in memory.
6302 2001-08-17 Zack Weinberg <zackw@panix.com>
6304 * system.h: Forward-declare struct rtx_def, struct rtvec_def,
6305 and union tree_node. Typedef rtx, rtvec, and tree. Fix comment.
6306 * rtl.h: Don't forward-declare union tree_node here. Don't
6307 typedef rtx or rtvec here. Change all uses of struct rtx_def *,
6308 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6309 and tree respectively.
6310 * tree.h: Don't forward-declare struct rtx_def here. Don't
6311 typedef tree here. Change all uses of struct rtx_def *,
6312 struct rtvec_def *, or union tree_node * to use rtx, rtvec,
6313 and tree respectively.
6315 2001-08-17 Richard Henderson <rth@redhat.com>
6317 * config/mips/elf.h, config/mips/elf64.h, config/mips/netbsd.h,
6318 config/mips/openbsd.h: Fix typos last change.
6320 2001-08-17 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6322 * doc/invoke.texi (Optimize Options): The default for
6323 -finline-limit is 600.
6325 2001-08-17 Richard Henderson <rth@redhat.com>
6327 * varasm.c (text_section): Allow TEXT_SECTION to override the
6328 printing of TEXT_SECTION_ASM_OP.
6329 * dwarf2out.c (TEXT_SECTION_NAME): Rename from TEXT_SECTION.
6330 (DATA_SECTION, BSS_SECTION): Remove.
6331 * dwarfout.c (TEXT_SECTION_NAME, DATA_SECTION_NAME, DATA1_SECTION_NAME,
6332 RODATA_SECTION_NAME, RODATA1_SECTION_NAME, BSS_SECTION_NAME):
6333 Rename from s/_NAME//.
6334 * config/mips/mips.h (TARGET_FILE_SWITCHING): Add !TARGET_MIPS16.
6335 (ASM_DECLARE_FUNCTION_NAME): Move file switching ...
6336 (TEXT_SECTION): ... here. New.
6337 * config/mips/elf.h (TEXT_SECTION): New; no file switching.
6338 * config/mips/elf64.h, config/mips/netbsd.h: Likewise.
6339 * config/mips/openbsd.h: Likewise.
6340 * config/mips/mips.c (mips_asm_file_start): Tidy file switching test.
6341 (mips_asm_file_end): Likewise test.
6342 (mips_output_function_epilogue): Likewise. Switch back to data
6343 section after emitting the function.
6345 * doc/tm.texi (Sections): Document TEXT_SECTION.
6347 2001-08-17 Richard Henderson <rth@redhat.com>
6349 * dwarf2out.c (dwarf2out_init): Don't emit .debug_loc label here.
6350 (dwarf2out_finish): Do it here. Emit .debug_loc before .debug_info.
6352 2001-08-17 Richard Henderson <rth@redhat.com>
6354 * varasm.c (assemble_variable): Don't overalign if DECL_USER_ALIGN.
6355 * crtstuff.c (__CTOR_LIST__, __DTOR_LIST__, __EH_FRAME_BEGIN__,
6356 __JCR_LIST__, __CTOR_END__, __DTOR_END__, __FRAME_END__,__JCR_END__):
6357 Add aligned attribute.
6359 2001-08-17 Andrew Haley <aph@cambridge.redhat.com>
6361 * config/sh/sh.md: Add modes to unspecs in first insn to match
6362 those in the second.
6364 * Makefile.in: Fix collect2 copy for Cygwin.
6366 Fri Aug 17 15:48:57 CEST 2001 Jan Hubicka <jh@suse.cz>
6368 Install the proper patch.
6369 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
6370 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
6371 (expand_function_start): Likewise.
6372 * stmt.c (expand_decl): Likewise.
6373 * varasm.c (make_decl_rtx): Likewise.
6375 Fri Aug 17 15:41:35 CEST 2001 Jan Hubicka <jh@suse.cz>
6377 * final.c: Undo my previous accidental checkin.
6378 * output.h: Likewise.
6379 * tm.texi: Likewise.
6381 2001-08-16 Richard Henderson <rth@redhat.com>
6383 * varasm.c (named_section_flags): Remove align parameter.
6384 * varasm.c, dwarf2out.c: Update all callers.
6385 * output.h: Update prototypes.
6387 * target.h (target.asm_out.named_section): Remove align parameter.
6388 * varasm.c, config/a29k/a29k.c, config/alpha/alpha.c,
6389 config/arm/arm.c, config/c4x/c4x.c, config/h8300/h8300.c,
6390 config/i386/i386.c, config/i386/winnt.c, config/m68k/m68k.c,
6391 config/mcore/mcore.c, config/mips/mips.c, config/rs6000/rs6000.c,
6392 config/sh/sh.c, config/sparc/sparc.c: Update implementations to match.
6394 * varasm.c (in_named_entry_eq, in_named_entry_hash): New.
6395 (get_named_section_flags, set_named_section_flags): New.
6396 (named_section_flags): Use them.
6397 (named_section): Do decl vs section flags check here...
6398 (default_section_type_flags): ... not here.
6399 (init_varasm_once): Create in_named_htab.
6400 (resolve_unique_section): Mark reloc unused.
6402 2001-08-16 Richard Henderson <rth@redhat.com>
6404 * varasm.c (force_const_mem): Keep pool alignment in bits.
6405 (output_constant_pool): Use assemble_align.
6407 2001-08-16 Zack Weinberg <zackw@panix.com>
6409 * doc/tm.texi: Remove extra @table command.
6411 2001-08-16 Zack Weinberg <zackw@panix.com>
6413 * final.c (shorten_branches): Clear the end of the label_align
6414 array only if we made it larger. Break up messy expressions
6417 * diagnostic.c (internal_error): Check for error recursion
6418 before doing ICE suppression.
6420 * timevar.c: Timing variables now count in milliseconds.
6421 (init_timevar): Set up ticks_to_msec and clocks_to_msec here.
6422 (get_time): Not here.
6423 (timevar_print): Don't print any timer whose user, cpu, and
6424 wall times are all zero as displayed.
6425 * timevar.h: Update comment aboout units. Make timevar
6428 Thu Aug 16 17:39:45 CEST 2001 Jan Hubicka <jh@suse.cz>
6430 * function.c (put_var_into_stack): Temporarily clear DECL_RTL.
6431 (assign_params): Avoid setting DECL_RTL to unfinished RTX.
6432 (expand_function_start): Likewise.
6433 * stmt.c (expand_decl): Likewise.
6434 * varasm.c (make_decl_rtx): Likewise.
6436 2001-08-16 Jason Merrill <jason_merrill@redhat.com>
6438 * stor-layout.c (layout_decl): Don't set DECL_USER_ALIGN.
6439 (finalize_record_size): Don't set TYPE_USER_ALIGN.
6441 2001-08-16 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6443 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Remove unused
6446 2001-08-16 Andreas Jaeger <aj@suse.de>
6448 * config/s390/s390.c: Include "debug.h" for dwarf2out_do_frame
6451 Wed Aug 15 15:22:52 EDT 2001 John Wehle (john@feith.com)
6453 * rtl.h (only_sets_cc0_p): New prototype.
6454 * jump.c (sets_cc0_p): Handle INSN.
6455 (only_sets_cc0_p): New function.
6456 * flow.c (merge_blocks_nomove): Use only_sets_cc0_p.
6457 (tidy_fallthru_edge): Likewise.
6458 * integrate.c (copy_insn_list): Likewise.
6459 * unroll.c (unroll_loop): Likewise.
6460 (copy_loop_body): Likewise.
6462 2001-08-15 Jason Eckhardt <jle@redhat.com>
6464 * config/i960/i960.md (trap): Change "faulteq.t" to "faulte.t".
6466 Wed Aug 15 14:24:22 CEST 2001 Jan Hubicka <jh@suse.cz>
6468 * predict.c (struct block_info_def): Remove nvisited.
6469 (propagate_freq): Use EDGE_DFS_BACK to detect irreducible regions.
6470 (estimate_bb_frequencies): Call mark_dfs_back_edges.
6472 * i386.c (ix86_agi_depdendant): Lea causes AGI only on the Pentium
6473 (ix86_adjust_cost): Teach scheduler that latency to load operand can
6476 Wed Aug 15 12:41:32 CEST 2001 Jan Hubicka <jh@suse.cz>
6478 * predict.def: Update hitrates.
6480 2001-08-15 Richard Henderson <rth@redhat.com>
6482 * except.c (TYPE_HASH): Cast to size_t, not HOST_WIDE_INT.
6484 Tue Aug 14 17:30:59 2001 Jeffrey A Law (law@cygnus.com)
6486 * flow.c (commit_one_edge_insertion): Don't separate a LOOP_BEG
6487 note from its associated jump.
6489 2001-08-14 Ulrich Weigand <uweigand@de.ibm.com>
6491 * config/s390/linux64.h (CPP_PREDEFINES): Define __s390__
6492 also on 64-bit s390x targets.
6494 2001-08-14 Nick Clifton <nickc@cambridge.redhat.com>
6496 * config/arm/arm.c (arm_compute_initial_elimination_offset): New
6498 (arm_expand_prologue): Handled nested functions which take a
6499 variable argument list.
6500 * config/arm/arm.h (ARM_INITIAL_ELIMINATION_OFFSET): Replace
6501 macro with an invocation of
6502 arm_compute_initial_elimination_offset.
6503 * config/arm/arm-protos.h: Prototype
6504 arm_compute_initial_elimination_offset.
6506 2001-08-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6508 * doc/install.texi (Specific, avr): Fix markup.
6509 (Specific, c4x): Ditto.
6511 2001-08-14 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6513 * predict.c (dump_prediction): Change `bool' parameter to `int'.
6515 2001-08-14 Gabriel Dos Reis <gdr@codesourcery.com>
6517 * Makefile.in (OBJS): Add rtl-error.o
6518 (rtl-error.o): New rule.
6519 (diagnostic.o): Adjust dependency.
6520 diagnostic.c (file_and_line_for_asm, diagnostic_for_asm,
6521 error_for_asm, _fatal_insn, _fatal_insn_not_found,
6522 warning_for_asm): Move to...
6523 rtl-error.c: ...here. New file.
6525 2001-08-14 Richard Henderson <rth@redhat.com>
6527 * dwarf2out.c (dwarf2out_frame_finish): Never emit .eh_frame
6528 if USING_SJLJ_EXCEPTIONS.
6530 2001-08-14 Steve Ellcey <sje@cup.hp.com>
6532 * tlink.c (scan_linker_output): Check string for unsatisfied in
6533 addition to undefined and unresolved.
6535 2001-08-14 Graham Stott <grahams@redhat.com>
6537 * libgcc2.c (*): Replace EH_FRAME_SECTION with
6538 EH_FRAME_SECTION_NAME.
6540 Tue Aug 14 14:57:07 CEST 2001 Jan Hubicka <jh@suse.cz>
6542 * genattrtab.c (simplify_test_exp_in_temp): New function.
6543 (simplify_test_exp): Avoid explicit use of temporary obstack.
6544 (simplify_cond, insert_right_side, evaluate_eq_attr,
6545 simplify_and_tree, simplify_or_tree, eliminate_known_true):
6546 Use simplify_test_exp_in_temp.
6547 (optimize_attrs): Iterate until expression stabilizes.
6549 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>:
6551 * glimits.h: Remove the __LONG_MAX__ special case for s390x.
6552 * config/s390/linux64.h: Define __LONG_MAX__ in CPP_PREDEFINES.
6554 2001-08-13 Richard Henderson <rth@redhat.com>
6556 * config/arm/unknown-elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END): Remove.
6557 (DTOR_LIST_BEGIN, DTOR_LIST_END): Remove.
6558 * config/arm/conix-elf.h: Likewise.
6560 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
6562 * config/svr4.h (LINK_SPEC): Don't do -Wl, here, it is done
6564 * config/rs6000/sysv4.h (LINK_SPEC): Likewise.
6566 * gcse.c (hash_scan_set): Expressions that are set as part of
6567 jump instructions are not available.
6569 2001-08-13 Ulrich Weigand <uweigand@de.ibm.com>
6571 * config/s390/s390.c (print_operand, s390_function_prologue,
6572 s390_va_start): Fixed HOST_WIDE_INT type mismatch.
6574 2001-08-13 Richard Henderson <rth@redhat.com>
6576 * config/rs6000/xcoff.h (EH_FRAME_IN_DATA_SECTION): New.
6577 * defaults.h (EH_FRAME_SECTION_NAME): Respect it.
6578 * doc/tm.texi (Exception Region Output): Document it.
6580 2001-08-13 Geoffrey Keating <geoffk@redhat.com>
6582 * config/rs6000/sysv4.h (PREFERRED_DEBUGGING_TYPE): Use
6583 DWARF2 instead of stabs by default.
6585 2001-08-13 David Edelsohn <edelsohn@gnu.org>
6587 * config/rs6000/rs6000.c: Include optabs.h.
6589 2001-08-13 David Edelsohn <edelsohn@gnu.org>
6591 * config/rs6000/eabi.asm: Define 64-bit versions of FPR
6592 save/restore routines.
6593 * ginclude/ppc-asm.h: Define 64-bit FUNC_* macros.
6595 2001-08-13 Andreas Jaeger <aj@suse.de>
6597 * gcc.c (init_spec): Revert last patch by Theodore Papadopoulo,
6598 the english is correct.
6600 2001-08-13 Zack Weinberg <zackw@panix.com>
6602 * expr.h: Split out optab- and libfunc-related code to...
6603 * optabs.h, libfuncs.h: ... these new headers.
6605 * Makefile.in (CONFIG_H, EXPR_H): Take out insn-codes.h.
6607 (various .o rules): Add $(OPTABS_H) and/or libfuncs.h to
6609 * mkconfig.sh: Don't include insn-codes.h from config.h.
6611 * reload.h: Use #ifdef GCC_INSN_CODES_H to decide whether
6612 enum insn_code is available. Move reload_in_optab and
6613 reload_out_optab array declarations to optabs.h.
6614 * regmove.c (gen_add3_insn): Move to optabs.c, export from
6615 there, prototype in expr.h.
6616 * gencodes.c: Cleanup: zap global variables, don't use
6617 printf where puts will do, don't bother defining MAX_INSN_CODE
6618 which nothing uses, let CODE_FOR_nothing get its value implicitly.
6620 * genemit.c, genopinit.c: Include optabs.h in generated file.
6621 * genoutput.c: Include insn-codes.h in generated file.
6622 * builtins.c, caller-save.c, combine.c, doloop.c, explow.c,
6623 expmed.c, expr.c, function.c, ifcvt.c, loop.c, optabs.c, profile.c,
6624 reload1.c, simplify-rtx.c, stmt.c, unroll.c, config/alpha/alpha.c,
6625 config/arm/arm.c, config/c4x/c4x.c, config/clipper/clipper.c,
6626 config/i386/i386.c, config/ia64/ia64.c, config/mn10300/mn10300.c,
6627 config/pj/pj.c, config/sh/sh.c, config/sparc/sparc.c:
6629 * builtins.c, calls.c, dwarf2out.c, except.c, expr.c, function.c,
6630 optabs.c, stmt.c, config/c4x/c4x.c, config/clipper/clipper.c,
6631 config/m88k/m88k.c, config/sparc/sparc.c:
6633 * reload.c: Include expr.h and optabs.h before reload.h.
6634 * config/alpha/alpha.c: Include tree.h before reload.h.
6635 * config/pa/pa.c: Include expr.h, optabs.h, libfuncs.h,
6636 and reload.h in that order.
6637 * config/sparc/sparc.c: Include debug.h.
6638 * recog.c: Include insn-codes.h.
6640 2001-08-13 Andreas Jaeger <aj@suse.de>
6642 * config.gcc: Use t-slibgcc-elf to build shared libgcc_s on
6645 2000-08-13 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>
6647 * dwarf2out.c (output_cfa_loc): Fix typo in comment.
6648 * gcc.c (init_spec): Fix typo in comment.
6649 * varasm.c (data_section): Fix typo in comment.
6651 Mon Aug 13 02:27:39 CEST 2001 Jan Hubicka <jh@suse.cz>
6653 * predict.c (dump_prediction): New argument "USED".
6654 (combine_predictions_for_insn): Determine the used heuristics,
6655 output the case no heuristic applied.
6656 * predict.def (PRED_DS_THEORY, PRED_NO_HEURISTIC): New.
6658 2001-08-13 Andreas Jaeger <aj@suse.de>
6660 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Don't capitalize
6663 2001-08-13 Kazu Hirata <kazu@hxi.com>
6665 * jump.c: Fix formatting.
6667 2001-08-13 Kazu Hirata <kazu@hxi.com>
6669 * config/h8300/h8300.md (zero_extendqihi2): Correct the insn
6672 2001-08-12 Geoffrey Keating <geoffk@redhat.com>
6674 * loop.c (check_dbra_loop): Use condjump_label to compute
6677 * rtl.h: Move prototypes of rtx_alloc and rtvec_alloc around
6678 to better document the files they're in.
6680 2001-08-12 Zack Weinberg <zackw@panix.com>
6682 * recog.h (struct insn_operand_data): Shrink 'mode' field
6685 2001-08-12 Kazu Hirata <kazu@hxi.com>
6687 * gcc.c: Fix comment formatting.
6688 * gccspec.c: Likewise.
6691 * genemit.c: Likewise.
6692 * gengenrtl.c: Likewise.
6693 * genrecog.c: Likewise.
6694 * gensupport.c: Likewise.
6695 * ggc-page.c: Likewise.
6696 * global.c: Likewise.
6697 * graph.c: Likewise.
6698 * ifcvt.c: Likewise.
6699 * integrate.c: Likewise.
6701 * libgcc2.c: Likewise.
6703 * mbchar.c: Likewise.
6704 * optabs.c: Likewise.
6705 * predict.c: Likewise.
6706 * prefix.c: Likewise.
6707 * profile.c: Likewise.
6708 * protoize.c: Likewise.
6710 * recog.c: Likewise.
6711 * regclass.c: Likewise.
6712 * regmove.c: Likewise.
6713 * reg-stack.c: Likewise.
6714 * reload1.c: Likewise.
6715 * resource.c: Likewise.
6716 * rtlanal.c: Likewise.
6719 2001-08-12 Kazu Hirata <kazu@hxi.com>
6721 * doc/tm.texi (ENCODE_SECTION_INFO): Add documentation on how
6722 a tree representing a constant is passed to the macro.
6724 2001-08-12 Richard Henderson <rth@redhat.com>
6726 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor): New.
6727 (rs6000_elf_asm_out_destructor): New.
6728 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): Remove.
6729 (DTORS_SECTION_ASM_OP): Remove.
6730 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
6731 (ASM_OUTPUT_INT): Don't hack TARGET_RELOCATABLE for constructors.
6733 2001-08-12 David Edelsohn <edelsohn@gnu.org>
6736 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6737 * gcc.c (set_collect_gcc_options): New function, split out from
6739 Ignore elided switches.
6740 (do_spec_1): Invoke before executing command.
6741 (set_input): Export.
6742 Move declaration ...
6743 * gcc.h (set_input): ... here.
6744 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
6747 2001-08-12 Richard Henderson <rth@redhat.com>
6749 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Fix
6750 thinko wrt TARGET_RELOCATABLE.
6752 2001-08-12 Neil Booth <neil@daikokuya.demon.co.uk>
6754 * fix-header.c (cb_file_change): Update prototype.
6756 2001-08-11 Zack Weinberg <zackw@panix.com>
6758 * toplev.c (set_float_handler): Make static.
6759 * toplev.h: Don't prototype set_float_handler.
6761 * simplify-rtx.c: Don't include setjmp.h.
6762 (simplify_unary_real, simplify_binary_real, simplify_binary_is2orm1):
6764 (simplify_unary_operation, simplify_binary_operation): Use them,
6765 via do_float_handler.
6767 * fold-const.c: Don't include setjmp.h.
6768 (exact_real_inverse_1): New function.
6769 (exact_real_inverse): Use it, via do_float_handler.
6771 * varasm.c: Don't include setjmp.h.
6772 (assemble_real_1): New function.
6773 (assemble_real): Use it, via do_float_handler.
6774 Call internal_error if we get a trap here.
6776 * c-parse.in, cse.c, cselib.c, config/i386/i386.c,
6777 config/pj/pj.c, config/s390/s390.c: Don't include setjmp.h.
6779 2001-08-11 Zack Weinberg <zackw@panix.com>
6781 * defaults.h: Define PREFERRED_STACK_BOUNDARY to
6782 STACK_BOUNDARY if not already defined.
6784 * calls.c, function.c, reload1.c, explow.c: Don't default
6785 PREFERRED_STACK_BOUNDARY. Remove all #if/#ifdef on
6786 PREFERRRED_STACK_BOUNDARY and/or STACK_BOUNDARY.
6788 * explow.c (allocate_dynamic_stack_space): Change unsafe #if
6791 * doc/tm.texi: Document that STACK_BOUNDARY is required;
6792 clarify difference between it and PREFERRED_STACK_BOUNDARY.
6794 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
6796 * cppmacro.c (enter_macro_context): Push macro expansions even
6799 2001-08-11 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6801 * config/rs6000/rs6000.c: Include integrate.h to silence warning.
6802 (rs6000_elf_section_type_flags): Actually return a value.
6804 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
6806 * s390.c, s390.h, s390.md, s390-protos.h, linux.h, t-linux:
6807 Clean up code: add missing comments and prototypes, fix warnings,
6808 remove obsolete code, fix spacing to conform to coding style.
6810 2001-08-11 Ulrich Weigand <uweigand@de.ibm.com>
6812 * config/s390/s390.c (targetm): Define TARGET_ASM_OPEN_PAREN
6813 and TARGET_ASM_CLOSE_PAREN.
6814 (regclass_map): CC register belongs to class NO_REGS.
6815 (legitimize_pic_address): Don't generate unnecessary moves
6816 (to avoid confusing loop optimization).
6817 (check_and_change_labels): Replace jump_long by indirect_jump.
6818 (s390_final_chunkify): Don't start a new literal pool on section
6819 switch in 64-bit code.
6820 (s390_va_start, s390_va_arg): Fixed incorrect sizes for 64-bit.
6822 * config/s390/s390.h (TARGET_SWITCHES): Renamed debug_arg to debug.
6823 (MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE): Set to 64 (for 64-bit).
6824 (HARD_REGNO_MODE_OK, RETURN_IN_MEMORY): Support complex integer
6826 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Remove CC_REGS.
6827 (EH_RETURN_HANDLER_RTX): Fixed incorrect offset for 64-bit.
6828 (CONST_COSTS): Fixed incorrect costs.
6830 * config/s390/s390.md (fixuns_trunc[sd]f[sd]i2, udivsi3, umodsi3):
6831 Use emit_jump instead of emit_jump_insn (gen_jump).
6832 (divsi3, modsi3): Clobber low word of divmoddisi3 before shifting
6833 (to avoid confusing flow analysis).
6834 (tablejump, tablejump1, tablejump2): Removed. Replaced by casesi.
6835 (casesi, casesi_jump): New.
6836 (jump_long): Removed. Functionality merged into indirect_jump.
6837 (indirect_jump): Accept address_operand, not just register_operand.
6838 (cjump_long, icjump_long): Use same logic as indirect_jump.
6839 (builtin_setjmp_setup, builtin_setjmp_receiver, builtin_longjmp):
6840 Fixed broken setjmp/longjmp handling.
6841 (do_builtin_setjmp_setup): Removed.
6843 * config/s390/linux.h (ASM_OUTPUT_DOUBLE_INT): Work around
6844 broken GNU as versions that don't accept .quad with large
6845 negative values. Use hexadecimal output instead.
6846 (ASM_OUTPUT_ADDR_DIFF_ELT): Adapt to new casesi insn.
6847 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN, FUNCTION_PROLOGUE,
6848 FUNCTION_EPILOGUE): Removed. Now in targetm.
6850 * config/s390/linux64.h (CALL_USED_REGISTERS): Add CC register.
6852 * config/s390/fixdfdi.h: Add missing copyright statement.
6853 Fix type conflicts on 64-bit. Add missing SFmode routines.
6855 * s390.c, s390.h, s390.md, linux.h, linux64.h: Fixed incorrect
6858 2001-08-11 Richard Henderson <rth@redhat.com>
6860 * rtl.h (REG_EH_RETHROW): Remove.
6861 * rtl.c (reg_note_name): Update.
6862 * combine.c (distribute_notes): Don't check for it.
6864 2001-08-11 Richard Henderson <rth@redhat.com>
6866 * combine.c (distribute_notes): Place REG_SETJMP.
6868 2001-08-11 Richard Henderson <rth@redhat.com>
6870 * doc/extend.texi (Arrays and pointers implementation): Discourage
6871 relying on sign-extension of pointers.
6873 2001-08-11 H.J. Lu <hjl@gnu.org>
6875 * config/mips/linux.h (EXTRA_SECTIONS): Remove in_ctors and
6877 (EXTRA_SECTION_FUNCTIONS): Remove DTORS_SECTION_ASM_OP and
6878 RDATA_SECTION_ASM_OP.
6880 2001-08-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6882 * doc/install.texi (Specific, c4x): Fix cross-reference to the
6883 main manual to work both for info and HTML versions.
6885 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
6886 Matt Kraai <kraai@alumni.carnegiemellon.edu>
6888 * cpphash.c (_cpp_destroy_hashtable): Use ht_destroy.
6889 * cpphash.h (CPP_IN_SYSTEM_HEADER): Fix.
6890 (struct cpp_pool): New member first.
6891 * cppinit.c (append_include_chain): Plug memory leaks.
6892 * cpplib.c (cpp_register_pragma, cpp_register_pragma_space):
6893 Allocate pragma structures from the (aligned) macro pool to
6894 avoid leaking memory.
6895 * cpplex.c (_cpp_init_pool, _cpp_free_pool): Use pool->first
6896 so we don't leak memory.
6897 * hashtable.c (ht_destroy): New.
6898 * hashtable.h (ht_destroy): New.
6900 2001-08-11 Neil Booth <neil@daikokuya.demon.co.uk>
6901 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6903 * c-lex.c (map): Make const.
6904 (cb_file_change): Update for callback passing a line map.
6905 Don't assume we have a previous map. Remove sanity check
6906 about popping too many files.
6907 * cpperror.c (print_location): Make map const.
6908 * cppfiles.c (stack_include_file): Update; line maps now hold sysp.
6909 (cpp_make_system_header): Similarly.
6910 (search_from): Similarly.
6911 (_cpp_execute_include): Don't remember where we came from.
6912 * cpphash.h (struct cpp_buffer): Remove return_to_line, sysp.
6913 (struct cpp_reader): Make map const.
6914 (CPP_IN_SYSTEM_HEADER, _cpp_do_file_change): Update.
6915 * cpplib.c (do_line): Update; line maps now hold sysp.
6916 (cpp_push_buffer): Similarly.
6917 (_cpp_do_file_change): Similarly; callback with map instead.
6918 (cpp_get_line_maps): Constify return value.
6919 (_cpp_pop_buffer): Update.
6920 * cpplib.h (struct cpp_file_change): Remove.
6921 (struct cpp_callbacks): Update.
6922 (cpp_get_line_maps): Constify return value.
6923 * cppmacro.c (_cpp_create_definition): Update.
6924 * cppmain.c (struct printer): Constify map.
6925 (maybe_print_line): Similarly.
6926 (print_line): Similarly. Deduce flags 1 and 2 here.
6927 (cb_file_change): Update.
6928 * line-map.c (free_line_maps): Warn regardless.
6929 (add_line_map): Return pointer to const. When passed NULL to_file
6930 with LC_LEAVE, use the obvious values for the return point so the
6931 caller doesn't have to figure them out.
6932 (lookup_line): Return pointer to const.
6933 (print_containing_files): Take pointer to const.
6934 * line-map.h (struct line_map): New members reason, sysp.
6935 (add_line_map): Return pointer to const.
6936 (lookup_line): Similarly.
6937 (print_containing_files): Take pointer to const.
6939 2001-08-10 Roman Zippel <zippel@linux-m68k.org>
6940 Richard Henderson <rth@redhat.com>
6942 * regmove.c (regmove_optimize): Avoid setting a register twice in
6945 2001-08-10 Richard Henderson <rth@redhat.com>
6947 * doc/extend.texi (Arrays and pointers implementation): Document
6948 behavior of pointer/integer conversion.
6950 2001-08-10 Ulrich Weigand <uweigand@de.ibm.com>
6952 * glimits.h (__LONG_MAX__): Add s390x as 64-bit architecture.
6954 2001-08-10 Richard Henderson <rth@redhat.com>
6956 * doc/extend.texi (C Implementation): New chapter.
6957 * doc/gcc.texi (Top): Link it in.
6959 2001-08-10 Andrew Cagney <ac131313@redhat.com>
6961 * doc/install.texi (Specific): Fix CVS merge botch.
6963 2001-08-10 Richard Henderson <rth@redhat.com>
6965 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): Protect with
6966 ifdef CTOR_LIST_BEGIN instead of INIT_SECTION_ASM_OP.
6968 2001-08-10 Zack Weinberg <zackw@stanford.edu>
6970 * calls.c, function.c: Always define PREFERRED_STACK_BOUNDARY
6971 if not already defined. Remove all #ifdefs on STACK_BOUNDARY;
6972 this macro is now required.
6974 * cselib.c (cselib_process_insn), flow.c (propagate_block),
6975 loop.c (find_and_verify_loops), reload.c (reload): Check
6976 for rtx code of CALL_INSN, not CALL, when deciding if we
6977 need to check for REG_SETJMP note.
6979 * gcse.c (compute_hash_table, compute_store_table): Update
6980 the #ifdef NON_SAVING_SETJMP code to the new REG_SETJMP
6983 * config/avr/avr.c: Fix typo.
6984 * config/convex/convex.c (expand_movstr): Use adjust_address.
6985 * config/dsp16xx/dsp16xx.c: Define dsp16xx_compare_gen
6987 * config/dsp16xx/dsp16xx.md: Correct calls to replace_equiv_address.
6988 * config/elxsi/elxsi.c: Include tree.h, expr.h, regs.h, and flags.h.
6990 * config/elxsi/elxsi.h: Don't define Rmode (typo for Pmode?)
6991 Do define STACK_BOUNDARY.
6992 * config/i370/i370.c: Include expr.h.
6993 * config/i860/sysv3.h, config/i860/sysv4.h, config/m32r/m32r.h,
6994 config/pa/som.h, config/v850/v850.h: Take in_ctors and
6995 in_dtors out of EXTRA_SECTIONS; take CTORS_SECTION_FUNCTION
6996 and DTORS_SECTION_FUNCTION out of EXTRA_SECTION_FUNCTIONS.
6997 * config/m88k/m88k.c: Include c-tree.h after expr.h.
6998 * config/pdp11/pdp11.c: Include expr.h and toplev.h.
6999 * config/romp/romp.c: Include expr.h after tree.h.
7001 (output_fpop): Use xmalloc, not oballoc.
7002 * config/we32k/we32k.c: Include expr.h.
7004 2001-08-10 Kazu Hirata <kazu@hxi.com>
7006 * config/h8300/h8300.h: Fix formatting.
7008 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7010 * c-common.h (RETURN_NULLIFIED_P): Lose.
7011 * c-semantics.c (genrtl_return_stmt): Don't check it.
7013 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7015 * config/mips/mips.c (mips_add_large_offset_to_sp): New function.
7016 (mips_annotate_frame_insn): New function.
7017 (mips_emit_frame_related_store): New function.
7018 (save_restore_insns): Don't mark instructions that set up the base
7019 registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
7020 the store instructions instead.
7021 (mips_expand_prologue): If the stack size is moved into a temporary
7022 register, do not mark that move as frame-related. Add a
7023 REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
7025 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7027 * config/mips/mips.c (save_restore_insns): Don't mark the RA's
7028 stack slot as unchanging if current_function_calls_eh_return.
7030 2001-08-10 Richard Sandiford <rsandifo@redhat.com>
7032 * config/mips/mips.md (reload_incc): Use HARD_REGNO_NREGS to
7033 access the second half of the TFmode scratch operand.
7035 2001-08-10 Anthony Green <green@redhat.com>
7037 * java/class.c (emit_register_classes): Conditionalize code on
7040 2001-08-10 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7042 * doc/install.texi (Specific, avr): Fix cross-reference to the
7043 main manual to work both for info and HTML versions.
7045 2001-08-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
7047 * stmt.c (expand_null_return_1): Remove code to generate simple returns
7048 and "use_goto" argument.
7049 (expand_null_return, expand_value_return): Update all callers.
7050 * function.c (expand_function_end): Remove code to generate simple
7052 * config/vax/vax.md (epilogue): New expander for function return.
7053 * doc/md.texi (epilogue): Remove "if defined".
7055 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7057 * Makefile.in: Partially revert my previous change:
7058 put -DGENERATOR_FILE back in HOST_CFLAGS, take it out
7059 of the hashtab.o and safe-ctype.o rules.
7061 2001-08-09 Richard Henderson <rth@redhat.com>
7063 * Makefile.in (MAYBE_USE_COLLECT2): Remove; purge all uses.
7064 (USE_COLLECT2): Remove duplicate definition.
7065 * config.gcc (a29k-udi, a29k-wrs-vxworks) [tm_file]: Remove a29k/udi.h.
7066 (use_collect2): Remove dead code.
7067 * configure.in (use_collect2): Remove will_use_collect2 and
7068 maybe_use_collect2; add USE_COLLECT2 to host_xm_defines and xm_defines.
7069 * configure: Rebuild.
7071 * target.h (targetm.asm_out.constructor): New.
7072 (targetm.asm_out.destructor, targetm.have_ctors_dtors): New.
7073 * target-def.h (TARGET_ASM_CONSTRUCTOR): New.
7074 (TARGET_ASM_DESTRUCTOR, TARGET_HAVE_CTORS_DTORS): New.
7075 * varasm.c (in_ctors, in_dtors): New.
7076 (assemble_constructor, assemble_destructor): Remove.
7077 (default_stabs_asm_out_destructor): New.
7078 (default_named_section_asm_out_destructor): New.
7079 (dtors_section, default_dtor_section_asm_out_destructor): New.
7080 (default_stabs_asm_out_constructor): New.
7081 (default_named_section_asm_out_constructor): New.
7082 (ctors_section, default_ctor_section_asm_out_constructor): New.
7083 * output.h: Update declarations.
7084 * c-decl.c (c_expand_body): Use target hooks instead of
7085 assemble_constructor and assemble_destructor.
7086 * profile.c (output_func_start_profiler): Likewise.
7087 * objc/objc-act.c (finish_objc): Likewise.
7088 (build_module_descriptor): Tidy. Set TREE_PUBLIC properly
7089 for the constructor.
7090 * objc/Make-lang.in (objc-act.o): Depend on TARGET_H.
7092 * crtstuff.c (CTORS_SECTION_ASM_OP): Don't define.
7093 (DTORS_SECTION_ASM_OP): Likewise.
7094 (__CTOR_LIST__): Use attribute section when possible.
7095 (__DTOR_LIST__, __CTOR_END__, __DTOR_END__): Likewise.
7097 * defaults.h (EH_FRAME_SECTION_NAME): Don't depend on
7098 ASM_OUTPUT_CONSTRUCTOR.
7100 * config/darwin.c (machopic_asm_out_constructor): New.
7101 (machopic_asm_out_destructor): New.
7102 * config/darwin-protos.h: Update declarations.
7103 * config/darwin.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7104 (ASM_OUTPUT_DESTRUCTOR): Remove.
7105 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7106 * config/nextstep.c (nextstep_asm_out_constructor): New.
7107 (nextstep_asm_out_destructor): New.
7108 * config/nextstep.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7109 (ASM_OUTPUT_DESTRUCTOR): Remove.
7110 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7111 * config/nextstep21.h: Undef TARGET_ASM_*STRUCTOR instead of
7112 ASM_OUTPUT_*STRUCTOR.
7113 * config/i386/aix386ng.h: Likewise.
7115 * config/elfos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Remove.
7116 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): No ctors/dtors.
7117 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7118 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7119 * config/lynx.h: Likewise.
7120 * config/netware.h: Likewise.
7121 * config/psos.h: Likewise.
7122 * config/alpha/alpha-interix.h: Likewise.
7123 * config/alpha/elf.h: Likewise.
7124 * config/arc/arc.h: Likewise.
7125 * config/arm/aof.h: Likewise.
7126 * config/arm/coff.h: Likewise.
7127 * config/arm/elf.h: Likewise.
7128 * config/c4x/c4x.h: Likewise.
7129 * config/h8300/h8300.h: Likewise.
7130 * config/i386/cygwin.h: Likewise.
7131 * config/i386/djgpp.h: Likewise.
7132 * config/i386/i386-coff.h: Likewise.
7133 * config/i386/i386-interix.h: Likewise.
7134 * config/i386/sco5.h: Likewise.
7135 * config/i386/vsta.h: Likewise.
7136 * config/i386/win32.h: Likewise.
7137 * config/i960/i960-coff.h: Likewise.
7138 * config/ia64/sysv4.h: Likewise.
7139 * config/m68hc11/m68hc11.h: Likewise.
7140 * config/m68k/coff.h: Likewise.
7141 * config/m68k/mot3300.h: Likewise.
7142 * config/m88k/m88k.h: Likewise.
7143 * config/mcore/mcore-pe.h: Likewise.
7144 * config/mcore/mcore.h: Likewise.
7145 * config/mips/elf.h: Likewise.
7146 * config/mips/elf64.h: Likewise.
7147 * config/mips/iris6.h: Likewise.
7148 * config/pa/pa64-hpux.h: Likewise.
7149 * config/rs6000/sysv4.h: Likewise.
7150 * config/sh/sh.h: Likewise.
7151 * config/sparc/litecoff.h: Likewise.
7153 * config/svr3.h (CTORS_SECTION_ASM_OP): Remove.
7154 (CTORS_SECTION_FUNCTION, DTORS_SECTION_FUNCTION): Remove.
7155 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7156 * config/1750a/1750a.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7157 (ASM_OUTPUT_DESTRUCTOR): Remove.
7158 * config/a29k/a29k.c: Move include of tree.h.
7159 * config/a29k/udi.h: Delete file.
7160 * config/alpha/alpha.c (vms_asm_out_constructor): New.
7161 (vms_asm_out_destructor): New.
7162 * config/alpha/vms.h (EXTRA_SECTIONS): No ctors/dtors.
7163 (EXTRA_SECTION_FUNCTIONS): Likewise.
7164 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7165 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7166 * config/c4x/c4x.c: Move include of tree.h.
7167 * config/clipper/clipper.c (clix_asm_out_constructor): New.
7168 (clix_asm_out_destructor): New.
7169 * config/clipper/clix.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7170 (ASM_OUTPUT_DESTRUCTOR): Remove.
7171 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7172 * config/i386/aix386.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7173 (TARGET_ASM_CONSTRUCTOR): New.
7174 * config/i386/i386.c (ix86_svr3_asm_out_constructor): New.
7175 (sco_asm_out_constructor): New.
7176 * config/i386/sco5.h (TARGET_ASM_CONSTRUCTOR): New.
7177 * config/i386/svr3gas.h: Remove stack grows up code.
7178 Remove code duplicated from i386/sysv3.h.
7179 (TARGET_ASM_CONSTRUCTOR): New.
7180 (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR): Remove.
7181 (DTORS_SECTION_FUNCTION, CTORS_SECTION_FUNCTION): Remove.
7182 * config/i386/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7183 (TARGET_ASM_CONSTRUCTOR): New.
7184 * config/m68hc11/m68hc11.c (m68hc11_asm_out_constructor): New.
7185 (m68hc11_asm_out_destructor): New.
7186 * config/m68hc11/m68hc11.h (TARGET_ASM_CONSTRUCTOR): New.
7187 (TARGET_ASM_DESTRUCTOR): New.
7188 * config/m68k/auxgas.h: Don't undef ASM_OUTPUT_*STRUCTOR.
7189 * config/m68k/dpx2.h: Properly undef all the bits inherited from
7190 config/svr3.h pertaining to section manipulation.
7191 * config/m68k/dpx2g.h: Remove #if 0 code.
7192 * config/m68k/m68k.c (m68k_svr3_asm_out_constructor): New.
7193 * config/m68k/tower-as.h (ASM_OUTPUT_SOURCE_LINE): Fix typo.
7194 (ASM_OUTPUT_CONSTRUCTOR): Remove.
7195 (TARGET_ASM_CONSTRUCTOR): New.
7196 * config/m88k/m88k.c (m88k_layout_frame): Don't use assign_stack_local.
7197 (m88k_svr3_asm_out_constructor): New.
7198 (m88k_svr3_asm_out_destructor): New.
7199 * config/m88k/sysv3.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7200 (ASM_OUTPUT_DESTRUCTOR): Remove.
7201 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7202 * config/mips/mips.h: Remove #if 0 ASM_OUTPUT_*STRUCTOR code.
7203 * config/rs6000/aix.h: Likewise.
7204 * config/mips/rtems64.h: Don't undef removed constructor related bits.
7205 * config/mips/vxworks.h: Likewise.
7206 * config/rs6000/lynx.h: Likewise.
7207 * config/sh/elf.h: Likewise.
7208 * config/rs6000/sysv4.h (CTORS_SECTION_ASM_OP): New.
7209 (DTORS_SECTION_ASM_OP): New.
7210 * config/sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7211 (ASM_OUTPUT_DESTRUCTOR): Remove.
7212 * config/sparc/sol2-sld-64.h: Likewise.
7213 * config/vax/vax.c (vms_asm_out_constructor): New.
7214 (vms_asm_out_destructor): New.
7215 * config/vax/vms.h (ASM_OUTPUT_CONSTRUCTOR): Remove.
7216 (ASM_OUTPUT_DESTRUCTOR): Remove.
7217 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
7219 * doc/tm.texi (@node Initialization): Update.
7221 2001-08-09 Richard Henderson <rth@redhat.com>
7223 * config/alpha/crtbegin.asm (__JCR_LIST__): New.
7224 (__do_global_dtors_aux): Use gp-relative static data to avoid
7225 one dynamic relocation.
7226 (__do_frame_setup): Register Java classes.
7227 * config/alpha/crtend.asm (__JCR_END__): New.
7229 2001-08-09 Zack Weinberg <zackw@stanford.edu>
7231 * Makefile.in (HOST_CFLAGS): Take out -DGENERATOR_FILE.
7232 (CONFIG_H, TCONFIG_H, TM_P_H): Update.
7233 (GEN, STAGESTUFF): Add new files.
7234 (insn-constants.h, s-constants, tm-preds.h, s-preds,
7235 genconstants, genpreds, genconstants.o, genpreds.o): New rules.
7236 (hashtab.o, safe-ctype.o): Add -DGENERATOR_FILE.
7237 * mkconfig.sh: Include tm-preds.h in tm_p.h; insn-constants.h
7238 as well as insn-codes.h and insn-flags.h in config.h; and no
7239 extra headers in tconfig.h and hconfig.h.
7241 * gencodes.c: Eliminate code to generate predicate declarations
7242 or #defines for md-file constants.
7243 * genconstants.c, genpreds.c: New files.
7245 * i386.md: Re-order guard expressions such that TARGET_64BIT
7246 comes first, when this permits better optimization. Add
7247 TARGET_64BIT to more x86-64 patterns. Add comment explaining
7248 why this is desirable.
7250 2001-08-09 Jakub Jelinek <jakub@redhat.com>
7252 * config/ia64/fde-glibc.c: Require glibc 2.2.4+ headers.
7253 (find_fde_for_dso): Remove.
7254 (_Unwind_IteratePhdrCallback): New.
7255 (_Unwind_FindTableEntry): Use dl_iterate_phdr.
7256 * config/ia64/crtbegin.asm (__ia64_app_header): Remove.
7258 Thu Aug 9 11:30:20 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7260 * expr.c (emit_single_push_insn): Only exists ifdef PUSH_ROUNDING.
7261 (move_by_pieces_1): If would call it, abort if no PUSH_ROUNDING.
7263 2001-08-09 Graham Stott <grahams@redhat.com>
7265 * sched-vis.c (MAX_VISUAL_NO_UNIT): Define.
7266 (vis_no_unit): Use it.
7267 (visualize_no_unit): Add the insn only if room exists.
7269 2001-08-09 Graham Stott <grahams@redhat.com>
7271 * predict.c (estimate_probability): Replace magic numbers with
7272 appropriate enumeration.
7274 2001-08-09 Graham Stott <grahams@redhat.com>
7276 * cppexp.c (EXTRACT_PRIO): Uppercase and parenthsize macro
7278 (EXTRACT_FLAGS): Likewise.
7280 2001-08-09 Aldy Hernandez <aldyh@redhat.com>
7282 * config/mips/mips.c (mips_legitimate_address_p): Check for
7283 CONST_INT in last patch.
7285 2001-08-08 Anthony Green <green@redhat.com>
7287 * java/class.c (emit_register_classes): Use assemble_jcr if
7288 possible. Keep the original mechanism as a fallback.
7289 * defaults.h (JCR_SECTION_NAME): Define if we have named section
7290 and weak symbol support.
7291 * crtstuff.c (__JCR_LIST__): Define.
7292 (__JCR_END__): Define.
7293 (_Jv_RegiserClasses): Define weak symbol if possible.
7294 (__do_global_ctors_aux): Register classes for ELF targets with
7295 weak symbol support.
7297 2001-08-08 Kazu Hirata <kazu@hxi.com>
7299 * dbxout.c: Fix comment formatting.
7300 * dependence.c: Likewise.
7302 * diagnostic.c: Likewise.
7303 * dominance.c: Likewise.
7304 * doprint.c: Likewise.
7305 * dwarf2out.c: Likewise.
7306 * dwarfout.c: Likewise.
7307 * emit-rtl.c: Likewise.
7308 * except.c: Likewise.
7309 * explow.c: Likewise.
7310 * expmed.c: Likewise.
7313 * fold-const.c: Likewise.
7314 * function.c: Likewise.
7316 2001-08-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7318 * global.c (retry_global_alloc): Avoid shadowing allocno.
7320 2001-08-08 Mark Mitchell <mark@codesourcery.com>
7322 * except.c (remove_fixup_regions): Fix typo.
7324 2001-08-08 Jan van Male <jan.vanmale@fenk.wau.nl>
7326 * emit-rtl.c (adjust_address, adjust_address_nv): Cast offset to
7327 unsigned HOST_WIDE_INT to avoid warning.
7328 * final.c (final): Cast INSN_UID to unsigned to avoid warning.
7329 * flow.c (set_block_for_new_insns): Likewise.
7331 Wed Aug 8 21:08:14 CEST 2001 Jan Hubicka <jh@suse.cz>
7333 * sibcall.c (return_value_pseudo): New static variable.
7334 (skip_copy_to_return_value): Handle return_value_pseudo.
7335 (call_ends_block_p): Ensure that return_value_pseudo is set.
7336 (optimize_sibling_and_tail_recursive_call): Discover the
7337 load of pseudo return value in alternate exit block.
7339 Wed Aug 8 21:06:43 CEST 2001 Jan Hubicka <jh@suse.cz>
7341 * calls.c (ECF_ALWAYS_RETURN): New constant.
7342 (emit_call_1): Add REG_ALWAYS_RETURN note if needed.
7343 (expand_call): Use LCF_ALWAYS_RETURN for __bb_fork_func.
7344 (emit_library_call_value_1): Handle LCT_ALWAYS_RETRUN.
7345 * flow.c (need_fake_edge_p): Handle REG_ALWAYS_RETURN.
7346 * rtl.c (reg_note_name): New name.
7347 * rtl.h (enum reg_note): Add REG_ALWAYS_RETURN.
7349 2001-08-07 Aldy Hernandez <aldyh@redhat.com>
7351 * config/mips/mips.c (mips_legitimate_address_p): Limit "la" addresses.
7353 2001-08-08 Jason Merrill <jason_merrill@redhat.com>
7355 * alias.c (get_alias_set): Return a previously calculated
7356 alias set for a VAR_DECL.
7357 * function.c (gen_mem_addressof): Calculate the alias set before
7360 Wed Aug 8 18:44:37 CEST 2001 Jan Hubicka <jh@suse.cz>
7362 * predict.def: Set hitrates according our experimental run.
7364 Wed Aug 8 18:01:58 CEST 2001 Jan Hubicka <jh@suse.cz>
7366 * i386.h (HARD_REGNO_RENAME_OK): New macro.
7368 2001-08-08 H.J. Lu <hjl@gnu.org>
7370 * config/mips/mips.c (mips_unique_section): New. Copied from
7373 * config/mips/mips-protos.h (mips_unique_section): New
7376 * config/mips/elf.h (UNIQUE_SECTION): Use mips_unique_section.
7378 * config/mips/little.h: New. Generic little endian mips
7379 targets. Only mips*-*-linux* is converted to use it so far.
7381 * config/mips/linux.h: Include "gofast.h" and "mips/mips.h".
7382 (WCHAR_TYPE): Defined
7383 (WCHAR_TYPE_SIZE): Likewise.
7384 (INIT_SUBTARGET_OPTABS): Likewise.
7385 (BSS_SECTION_ASM_OP): Likewise.
7386 (SBSS_SECTION_ASM_OP): Likewise.
7387 (ASM_OUTPUT_ALIGNED_BSS): Likewise.
7388 (ASM_DECLARE_OBJECT_NAME): Likewise.
7389 (UNIQUE_SECTION): Likewise.
7390 (EXTRA_SECTIONS): Likewise.
7391 (ASM_OUTPUT_CONSTRUCTOR): Likewise.
7392 (ASM_OUTPUT_DESTRUCTOR): Likewise.
7393 (ASM_OUTPUT_DEF): Likewise.
7394 (HANDLE_SYSV_PRAGMA): Removed.
7395 (NO_IMPLICIT_EXTERN_C): Likewise.
7396 (TARGET_MEM_FUNCTIONS): Likewise.
7397 (STARTFILE_SPEC): Likewise.
7398 (ENDFILE_SPEC): Likewise.
7399 (LIB_SPEC): Likewise.
7400 (INVOKE__main): Likewise.
7401 (CTOR_LIST_BEGIN): Likewise.
7402 (CTOR_LIST_END): Likewise.
7403 (DTOR_LIST_BEGIN): Likewise.
7404 (DTOR_LIST_END): Likewise.
7405 (SET_ASM_OP): Likewise.
7406 (ASM_OUTPUT_SOURCE_LINE): Likewise.
7407 (ASM_OUTPUT_DEF): Likewise.
7408 (ASM_OUTPUT_IDENT): Likewise.
7410 * config/mips/mips.h (ASM_SPEC): Undefine before define.
7411 (CPLUSPLUS_CPP_SPEC): Likewise.
7412 (ASM_APP_ON) Redefine only if not defined.
7413 (ASM_APP_OFF): Likewise.
7414 (ASM_OUTPUT_SOURCE_LINE): Likewise.
7415 (ASM_OUTPUT_IDENT): Likewise.
7417 * config.gcc: Update tm_file for Linux/mips.
7419 2001-08-08 Bernd Schmidt <bernds@redhat.com>
7421 * cselib.c (cselib_record_sets): If insn is predicated, turn
7422 sources into IF_THEN_ELSEs.
7424 * config/ia64/ia64.md (cond_opsi2_internal, cond_opsi2_internal_b):
7425 Turn into define_insn_and_split.
7427 * sched-deps.c: Include "cselib.h".
7428 (add_insn_mem_dependence, sched_analyze_1, sched_analyze_2):
7429 Use cselib to turn memory addresses into VALUEs.
7430 (sched_analyze): Call cselib_init/cselib_finish if necessary.
7431 * sched-int.h (struct sched_info): New member USE_CSELIB.
7432 * sched-ebb.c (ebb_sched_info): Initialize it.
7433 * sched-rgn.c (rgn_sched_info): Likewise.
7434 * Makefile.in (sched-deps.o): Update dependencies.
7436 * cselib.h (cselib_subst_to_values): Declare.
7437 * cselib.c (cselib_subst_to_values): No longer static. Allow MEMs
7438 that have no value and autoincs to be handled by generating a new
7441 2001-08-08 Graham Stott <grahams@redhat.com>
7443 * final.c (shorten_branches): Update the INSN_ADDRESSES of insns
7444 within fixed length SEQUENCE.
7446 2001-08-08 Graham Stott <grahams@redhat.com>
7448 * diagnostic.h (diagnostic_format_decoder): Parenthesize macro parameter.
7449 (diagnostic_prefixing_rule): Likewise.
7450 (diagnostic_line_cutoff): Likewise.
7451 (diagnostic_kind_count): Likewise.
7453 2001-08-08 Graham Stott <grahams@redhat.com>
7455 * alias.c (find_base_decl): Delete redundent assignment.
7457 2001-08-08 Graham Stott <grahams@redhat.com>
7459 * dependence.c (INDEX_LIMIT_CHECK): Uppercase macro parameter.
7460 (abs): Uppercase and paranthesize macro parameter.
7461 (MEM_DEPENDENCY): Add whitespace.
7463 2001-08-08 Graham Stott <grahams@redhat.com>
7465 * config/mips/mips.c (mips_legitimate_address_p): Fix enable checking
7466 failure check for CONST_INT
7468 2001-08-08 Graham Stott <grahams@redhat.com>
7470 * flow.c (back_edge_of_syntactic_loop_p): Add whitespace.
7471 (libcall_dead_p): Likewise.
7473 (mark_used_regs): Constify fmt.
7474 (find_use_as_address): Likewise.
7476 2001-08-08 Graham Stott <grahams@redhat.com>
7478 * c-typeck.c (RESTORE_SPELLING_DEPTH): Uppercase and parenthesize macro
7481 2001-08-08 Graham Stott <grahams@redhat.com>
7483 * combine.c (combine_simplify_rtx): Update comment and
7484 remove erroneous test.
7486 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
7488 * cppinit.c (cpp_finish): Pop the final buffer without comment.
7489 * cpplex.c (_cpp_lex_token): Don't pop the final buffer; and
7490 take care to avoid multiple no-newline at EOF warnings in that
7493 Tue Aug 7 22:18:06 CEST 2001 Jan Hubicka <jh@suse.cz>
7495 * calls.c (expand_call): Do not emit INSN_SETJMP note.
7496 (emit_library_call_value_1): Likewise.
7497 (emit_call_1): Emit REG_SETJMP note.
7498 * cse.c (cse_end_of_basic_block): Use REG_SETJMP instead
7500 * cselib.c (cselib_process_insn): Likewise.
7501 * flow.c (propagate_block): Likewise.
7502 * loop.c (find_and_verify_loops): Likewise.
7503 * reload.c (find_equiv_regs): Likewise.
7504 * reload1.c (reload): Likewise.
7505 * resource.c (mark_referenced_resources,
7506 mark_set_resources): Likewise.
7507 * sched-deps (sched_analyze_insn, sched_analyze): Likewise.
7508 * final.c (final_scan_insn): Remove NOTE_INSN_SETJMP.
7509 * haifa-sched.c (unlink_other_notes): Likewise.
7510 (reemit_notes): Likewise.
7511 * sched-ebb.c (sched_ebb): Likewise.
7512 * sched-rgc.c (sched_region): Likewise.
7513 * rtl.c (note_insn_name): Likewise.
7514 (reg_note_name): Add REG_SETJMP
7515 * rtl.h (reg_note): Add REG_SETJMP.
7516 (insn_note): Remove NOTE_INSN_SETJMP.
7518 * profile.c (branch_prob): Add fake edges for setjmp.
7520 2001-08-07 Daniel Jacobowitz <drow@mvista.com>
7522 * config.gcc: Quote target_cpu_default2 correctly for
7523 powerpc*-*-* targets.
7525 2001-08-07 Neil Booth <neil@daikokuya.demon.co.uk>
7527 * cpplib.h, line-map.h: Update comments.
7528 * cppmain.c (printer_init): Move inline.
7529 (maybe_print_line, print_line): Take a map pointer.
7530 (cb_ident, cb_define, cb_undef, cb_include, cb_def_pragma): Update.
7531 (cb_file_change): Don't use prior value of print.map.
7533 2001-08-07 David Edelsohn <edelsohn@gnu.org>
7535 * doc/install.texi: Document fine-grained multilib configuration.
7537 Tue Aug 7 16:52:54 CEST 2001 Jan Hubicka <jh@suse.cz>
7539 * rtlanal.c (find_first_parameter_load): Call note_stores
7540 only on the instructions.
7542 Tue Aug 7 14:56:16 CEST 2001 Jan Hubicka <jh@suse.cz>
7544 * alias.c (nonlocal_mentioned_p):
7545 Rename CONST_CALL_P to CONST_OR_PURE_CALL_P
7546 * calls.c (emit_call_1): Likewise.
7547 * cse.c (cse_insn, invalidate_skipped_block): Likewise.
7548 * cselib.c (cselib_process_insn): Likewise.
7549 * df.c (df_insns_modify): Likewise.
7550 * flow.c (need_fake_edge_p): Likewise.
7551 (propagate_one_insn): Likewise.
7552 * haifa-sched.c (reemit_notes): Likewise.
7553 * integrate.c (copy_insn_list): Likewise.
7554 * jump.c (delete_prior_computation): Likewise.
7555 * local-alloc.c (validate_equiv_mem): Likewise.
7556 * loop.c (scan_loop): Likewise.
7557 * predict.c (estimate_probability): Likewise.
7558 * reload.c (reload): Likewise.
7559 * sched-deps (sched_analyze): Likewise.
7560 * rtl.h (CONST_CALL_P): rename to CONST_OR_PURE_CALL_P.
7561 * gcse.c (compute_hash_table): Likewise.
7562 (mark_call): Likewise.
7563 (store_killed_in_insn): Likewise.
7565 2001-08-07 Jason Merrill <jason_merrill@redhat.com>
7567 * c-semantics.c (make_rtl_for_local_static): Use DECL_RTL_SET_P.
7569 2001-08-06 Richard Henderson <rth@redhat.com>
7571 * varasm.c (assemble_gc_entry): Remove.
7572 * output.h: Likewise.
7574 2001-08-06 Richard Henderson <rth@redhat.com>
7576 * varasm.c (assemble_constructor): Take a symbol_ref and a
7577 priority instead of a bare string. Move priority handling
7578 here from cp/decl2.c.
7579 * output.h: Update decls.
7581 * c-decl.c (c_expand_body): Update calls to assemble_constructor
7582 and assemble_destructor.
7583 * profile.c (output_func_start_profiler): Likewise.
7584 * objc/objc-act.c (finish_objc): Likewise.
7585 (build_module_descriptor): Return the symbol not the symbol name.
7587 2001-08-06 David Edelsohn <edelsohn@gnu.org>
7589 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): Add whitespace.
7590 * config/rs6000/linux64.h (RS6000_MCOUNT): Define.
7591 ({SAVE,RESTORE}_FP_{PREFFIX,SUFFIX}): Define.
7592 * config/rs6000/rs6000.h (ASM_OUTPUT_DOUBLE_INT): Remove whitespace.
7593 * config/rs6000/sysv4.h (DOUBLE_INT_ASM_OP): Add whitespace.
7594 * config/rs6000/xcoff.h (DOUBLE_INT_ASM_OP): Add whitespace.
7596 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
7598 * cpperror.c (print_containing_files): Moved to line-map.c.
7599 (print_location): line-map.c handles re-listing or otherwise.
7600 * cpphash.h (struct lexer_state): Remove next_bol.
7601 (struct cpp_buffer): Remove include_stack_listed.
7602 * cpplib.c (do_line, cpp_push_buffer, _cpp_pop_buffer):
7603 Remove faked buffer handling.
7604 (_cpp_do_file_change): Tweak.
7605 * cpplib.h (enum cpp_buffer_type): Remove BUF_FAKE.
7606 * cppmain.c (struct printer): Remove filename.
7607 (print_line, cb_file_change): Update accordingly.
7608 * line-map.c: Include intl.h.
7609 (init_line_maps): Initialize last_listed.
7610 (free_line_maps): Sanity check, warn if ENABLED_CHECKING.
7611 (add_line_map): Sanity check inputs, warn if ENABLED_CHECKING.
7612 (print_containing_files): New.
7613 * line-map.h (struct line_maps): New member last_listed.
7614 (print_containing_files, INCLUDED_FROM): New.
7615 * Makefile.in: Update.
7616 * po/POTFILES.in: Add line-map.c.
7618 2001-08-06 Richard Henderson <rth@redhat.com>
7620 * except.c (convert_from_eh_region_ranges_1): Never mark
7621 USE or CLOBBER insns as throwing.
7623 * expr.c (store_constructor): Don't clobber memory targets.
7625 2001-08-06 Andreas Jaeger <aj@suse.de>
7627 * profile.c (branch_prob): Remove unused variable insn.
7629 * Makefile.in (local-alloc.o): Add dependency on except.h.
7631 * local-alloc.c: Include except.h for can_throw_internal prototype.
7633 2001-08-06 Richard Henderson <rth@redhat.com>
7635 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
7636 * function.c (expand_main_function): Implement it.
7637 * doc/tm.texi: Document it.
7639 2001-08-06 Stan Shebs <shebs@apple.com>
7641 * doc/install.texi: Document powerpc-*-darwin* details.
7643 2001-08-06 Daniel Berlin <dan@cgsoftware.com>
7645 * config/rs6000/aix.h (CPP_CPU_SPEC): Move back to rs6000.h
7646 (ASM_CPU_SPEC): Move back to rs6000.h
7647 #undef CPP_DEFAULT_SPEC and ASM_DEFAULT_SPEC before redefining them.
7649 * config/rs6000/darwin.h (DOUBLE_INT_ASM_OP): New macro.
7651 * config/rs6000/linux.h: Remove vtable thunks stuff we accidently
7654 * config/rs6000/linux64.h: Ditto.
7656 * config/rs6000/rs6000.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
7657 to here. Define default ASM_DEFAULT_SPEC and CPP_DEFAULT SPEC to
7660 Remove accidently readded definitions of FUNCTION_PROLOGUE,
7661 FUNCTION_EPILOGUE, ASM_OPEN_PAREN, ASM_CLOSE_PAREN
7663 * config/rs6000/sysv4.h: Move CPP_CPU_SPEC and ASM_CPU_SPEC back
7666 2001-08-05 Richard Henderson <rth@redhat.com>
7668 * local-alloc.c (update_equiv_regs): Do not move insns that
7671 2001-08-05 Jan Hubicka <jh@suse.cz>
7673 * Makefile.in (reload1.o): Add dedendancy on except.h
7674 * basic-block.h (purge_all_dead_edges, purge_dead_edges): Update
7676 * flow.c (purge_dead_edges, purge_all_dead_edges): Return bool
7677 indicating wehther edges has been cleaned up.
7678 * reload1.c: Inlucde except.h
7679 (fixup_abnormal_edges): Accept deleted insns.
7680 * toplev.c (rest_of_compilation): Purge dead edges unconditionally
7683 2001-08-06 Neil Booth <neil@daikokuya.demon.co.uk>
7685 * cpplib.c (do_line): Correct line number after pop_buffer.
7687 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
7689 PR preprocessor/3824
7690 * line-map.c: Update comments.
7691 * line-map.h: Update comments.
7692 * tradcif.y: Don't consider large numbers unsigned.
7694 2001-08-05 Neil Booth <neil@daikokuya.demon.co.uk>
7696 PR preprocessor/3081
7697 * c-lex.c (map): New.
7698 (cb_file_change): Update map and use it.
7699 (cb_def_pragma, cb_define, cb_undef): Use map and line.
7700 (c_lex): Update to use map.
7701 * cpperror.c (print_location): Move to using logical line numbers.
7702 * cppfiles.c (stack_include_file): Update for new _cpp_do_file_change.
7703 (cpp_make_system_header): Similarly.
7704 (_cpp_execute_include): Stop line numbering hacks. Store the
7705 line we will return to.
7706 * cpphash.h (CPP_BUF_LINE): Remove.
7707 (struct cpp_buffer): Remove lineno and pseudo_newlines.
7708 Add map and return_to_line.
7709 (_cpp_do_file_change): Update.
7710 * cppinit.c (cpp_start_read): Update line kludge.
7711 * cpplex.c (handle_newline): Don't update lineno and pseudo_newlines.
7712 (trigraph_ok): Use logical line numbers for diagnostics.
7713 (skip_block_comment): Likewise.
7714 (skip_whitespace): Likewise.
7715 (skip_line_comment): Use pfile->line instead.
7716 (_cpp_lex_token): Update to use logical line numbering exclusively.
7717 Handle BOL locally. Accept new lines in directives, but keep
7718 pfile->line decremented. Diagnostics use logical lines. Update
7720 * cpplib.c (SEEN_EOL): New.
7721 (skip_rest_of_line, check_eol): Use it.
7722 (end_directive): Increase line number when accepting the newline
7723 at the end of a directive.
7724 (run_directive): Simplify.
7725 (do_line): Bad LC_LEAVEs become LC_RENAMEs. Update.
7726 (_cpp_do_file_change): Update to take buffer line number as an
7727 argument, and store the current map in the cpp_reader. Remove
7728 line number kludges.
7729 (_cpp_do__Pragma): Restore output position after a _Pragma.
7730 (cpp_push_buffer): Don't set output line or lineno.
7731 (_cpp_pop_buffer): Transfer more info from a faked buffer.
7732 Remove line kludge. Set output_line.
7733 * cppmacro.c (builtin_macro): Update handling of __LINE__.
7734 (parse_arg): Use logical lines.
7735 (save_lookahead_token): Save EOFs too now.
7736 * cppmain.c (struct printer): Fix comments.
7737 (printer_init): Simplify, let caller do errors.
7738 (scan_translation_unit, check_multiline_token, dump_macro): Update.
7739 (maybe_print_line): Simplify.
7740 (print_line): Don't print a linemarker if -P.
7741 (cb_define, cb_undef, cb_def_pragma, cb_ident, cb_include): Update.
7742 (cb_file_change): Simplify.
7743 * line-map.h (LAST_SOURCE_LINE): Fix.
7744 (CURRENT_LINE_MAP): New.
7746 2001-08-05 Bernd Schmidt <bernds@redhat.com>
7748 * doloop.c (doloop_modify_runtime): Properly compute number of
7749 iterations if loop was unrolled.
7751 * alias.c (rtx_equal_for_memref_p): VALUEs are only identical
7752 if their CSELIB_VAL_PTRs are.
7754 * config/ia64/ia64.c (struct spill_fill_data): New member prev_insn.
7755 (setup_spill_pointers): Initialize it.
7756 (spill_restore_mem): Set it.
7757 (do_spill, do_restore): Use it to add REG_INC note.
7758 * config/ia64/ia64.md (movti_internal): Add REG_INC notes as needed.
7760 * config/ia64/ia64.c (ia64_sched_reorder): Defer scheduling of
7761 asms if other insns are available.
7763 * config/ia64/ia64.c (condop_operator): New predicate.
7764 * config/ia64/ia64.h (PREDICATE_CODES): Add it.
7765 * config/ia64/ia64.md (cond_opsi2_internal and splitters): New
7768 * expr.c (expand_expr, case COND_EXPR): Prefer working with a
7769 temporary register than directly using a MEM.
7771 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
7773 * config/sh/sh.c (sh_asm_named_section): Fix typo in align
7774 parameter in last change.
7776 2001-08-04 Zack Weinberg <zackw@panix.com>
7778 * sparc.md: Don't use #if inside C test expression.
7780 2001-08-04 Richard Henderson <rth@redhat.com>
7782 * i386.c: Revert 07-30 ix86_output_main_function_alignment_hack.
7784 2001-08-04 Neil Booth <neil@daikokuya.demon.co.uk>
7786 * cpphash.h (struct cpp_reader): New member directive_line.
7787 * cpplib.h (struct cpp_callbacks): Update prototypes of callbacks.
7788 * cpplib.c (do_define, do_undef, do_ident, do_include_common,
7789 do_pragma): Pass line to callbacks.
7790 (start_directive): Record line of directive.
7791 * cppmain.c (cb_ident, cb_define, cb_undef, cb_def_pragma,
7792 cb_include): Similarly.
7793 * c-lex.c (cb_ident, cb_define, cb_undef, cb_def_pragma):
7796 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
7798 * config/d30v/d30v.h: Fix typo in start of UNIQUE_SECTION
7801 Sat Aug 4 13:51:36 CEST 2001 Jan Hubicka <jh@suse.cz>
7803 * loop.c (try_copy_prop); Kill invalidated REG_EQUAL notes.
7805 * reload1.c (fixup_abnormal_edges): New static function.
7808 * flow.c (need_fake_edge_p): New function.
7809 (flow_call_edges_add): Fix handling of noreturn and sibbling calls;
7810 avoid call insn to be very last insn in the insn stream.
7812 * profile.c (branch_prob): Call flow_call_edges_add instead of
7813 doing that by hand; cleanup cfg to re-merge basic blocks once
7816 2001-08-04 Neil Booth <neil@cat.daikokuya.demon.co.uk>
7818 * Makefile.in (CPPLIB_H): New, so that dependencies on cpplib.h
7819 are also on line-map.h.
7820 * cppfiles.c (stack_include_file): Update.
7821 * cpphash.h (struct cpp_buffer): New member return_at_eof.
7822 (_cpp_pop_buffer): New.
7823 * cppinit.c (cpp_destroy, cpp_finish): Update.
7824 (do_includes): Mark each buffer to return at EOF.
7825 * cpplex.c (_cpp_lex_token): Pop buffers at EOF. Continue or
7826 return as requested.
7827 * cpplib.c (run_directive, do_line, cpp_push_buffer): Update.
7828 (cpp_pop_buffer): Rename _cpp_pop_buffer. Stop skipping.
7829 * cpplib.h (cpp_pop_buffer): Remove.
7830 (cpp_scan_buffer_nooutput): Rename cpp_scan_nooutput.
7831 * cppmacro.c (cpp_scan_buffer_nooutput): Similarly. No need to pop
7833 * cppmain.c (scan_buffer): Rename scan_translation_unit. No need
7835 (do_preprocessing): Update.
7836 * fix-header.c (read_scan_file): Update. No need to pop buffers.
7837 * c-parse.in (_yylex): Similarly.
7838 * scan-decls.c (scan_decls): Similarly.
7839 * line-map.h: Update comments.
7841 * objc/Make-lang.in (objc-act.o): Update dependencies.
7843 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7845 * config/m68hc11/m68hc11.md ("cmphi_1", "cmpqi_1"): Allow memory
7846 and soft register for operand 0.
7847 ("cmphi_z_used", "cmpqi_z_used"): Allow memory for operand 0.
7849 2001-08-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
7851 * config/m68hc11/m68hc11.md ("bitcmpqi"): Allow memory and soft
7852 register for operand 0.
7853 ("bitcmpqi_z_used"): Allow memory for operand 0.
7854 (split "bitcmpqi"): New split to handle address reg as operand 1.
7856 2001-08-04 Andreas Jaeger <aj@suse.de>
7858 * gcse.c: Revert Daniel's last patch.
7860 2001-08-03 Zack Weinberg <zackw@stanford.edu>
7862 * sparc-protos.h: Add prototypes for fp_zero_operand and
7864 * sh-protos.h: Add prototype for fpul_operand.
7866 2001-08-04 Hans-Peter Nilsson <hp@bitrange.com>
7868 * doc/extend.texi (Other Builtins): Fix typo in last change.
7870 2001-08-03 Richard Henderson <rth@redhat.com>
7872 * target.h (gcc_target): Add asm_out.named_section,
7873 section_type_flags, have_named_sections.
7874 * target-def.h (TARGET_ASM_NAMED_SECTION): New.
7875 (TARGET_HAVE_NAMED_SECTIONS): New.
7876 (TARGET_SECTION_TYPE_FLAGS): New.
7878 * Makefile.in (toplev.o): Depend on TARGET_H.
7879 (varasm.o, dbxout.o): Likewise.
7880 * c-common.c (decl_attributes): Check targetm.have_named_sections
7881 instead of ifdef ASM_OUTPUT_SECTION_NAME.
7882 * dbxout.c (dbxout_function_decl): Likewise.
7883 (dbxout_function_end): Likewise.
7884 * toplev.c (compile_file): Likewise.
7885 * varasm.c (exception_section): Likewise.
7886 * cp/decl2.c (finish_objects): Likewise.
7888 * defaults.h (EH_FRAME_SECTION): Remove.
7889 (EH_FRAME_SECTION_ASM_OP): Remove.
7890 (EH_FRAME_SECTION_NAME): New.
7891 (UNIQUE_SECTION): Don't depend on ASM_OUTPUT_SECTION_NAME.
7892 (UNIQUE_SECTION_P): Remove.
7893 * dwarf2out.c (SECTION_FORMAT): Remove.
7894 (ASM_OUTPUT_SECTION): Remove.
7895 (output_call_frame_info): Use named_section_flags.
7896 (output_comp_unit, dwarf2out_start_source_file): Likewise.
7897 (dwarf2out_end_source_file, dwarf2out_define): Likewise.
7898 (dwarf2out_undef, dwarf2out_init, dwarf2out_finish): Likewise.
7899 * varasm.c (in_eh_frame, eh_frame_section): Remove.
7900 (named_section_flags): New.
7901 (named_section): Use it and targetm.section_type_flags.
7902 (resolve_unique_section): New.
7903 (assemble_start_function): Use it.
7904 (asm_emit_uninitialised, assemble_variable): Likewise.
7905 (default_section_type_flags): New.
7906 (default_no_named_section, default_elf_asm_named_section): New.
7907 (default_coff_asm_named_section, default_pe_asm_named_section): New.
7908 * output.h: Update varasm.c decls.
7909 (SECTION_*): New flags.
7911 * crtstuff.c: Check EH_FRAME_SECTION_NAME not EH_FRAME_SECTION_ASM_OP.
7912 (__EH_FRAME_BEGIN__, __FRAME_END__): Use attribute section.
7914 * config/elfos.h (UNIQUE_SECTION_P): Remove.
7915 * config/alpha/elf.h, config/arm/linux-elf.h: Likewise.
7916 * config/arm/pe.h, config/arm/unknown-elf.h: Likewise.
7917 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
7918 * config/i386/i386-interix.h, config/i386/win32.h: Likewise.
7919 * config/ia64/sysv4.h, config/mcore/mcore-pe.h: Likewise.
7920 * config/mips/elf.h, config/mips/elf64.h: Likewise.
7921 * config/mips/iris6gld.h, config/mips/mips.h: Likewise.
7922 * config/pa/pa64-hpux.h,
7924 * config/elfos.h (ASM_OUTPUT_SECTION_NAME): Remove.
7925 (TARGET_ASM_NAMED_SECTION): New.
7926 * config/psos.h, config/a29k/a29k.h, config/alpha/elf.h: Likewise.
7927 * config/alpha/vms.h, config/arm/coff.h: Likewise.
7928 * config/arm/conix-elf.h, config/arm/elf.h: Likewise.
7929 * config/arm/linux-elf.h, config/arm/pe.h: Likewise.
7930 * config/arm/unknown-elf.h, config/avr/avr.h: Likewise.
7931 * config/c4x/c4x.h, config/h8300/h8300.h: Likewise.
7932 * config/i386/cygwin.h, config/i386/djgpp.h: Likewise.
7933 * config/i386/i386-interix.h, config/i386/i386elf.h : Likewise.
7934 * config/i386/sco5.h, config/i386/win32.h: Likewise.
7935 * config/m68k/coff.h, config/mcore/mcore-pe.h: Likewise.
7936 * config/mcore/mcore.h, config/mips/elf.h: Likewise.
7937 * config/mips/elf64.h, config/mips/iris6.h: Likewise.
7938 * config/mips/netbsd.h, config/mips/openbsd.h: Likewise.
7939 * config/pa/pa64-hpux.h, config/rs6000/sysv4.h: Likewise.
7940 * config/rs6000/xcoff.h, config/sh/sh.h: Likewise.
7941 * config/sparc/sysv4.h: Likewise.
7943 * config/nextstep.h: Error until named sections implemented.
7945 * config/a29k/a29k.c (a29k_asm_named_section): New.
7946 * config/alpha/alpha.c (SECTION_VMS_OVERLAY): New.
7947 (vms_section_type_flags, vms_asm_named_section): New.
7948 * config/arm/arm.c (arm_elf_asm_named_section): New.
7949 * config/avr/avr.c (asm_output_section_name): Remove.
7950 * config/avr/avr-protos.h: Update.
7951 * config/c4x/c4x.c (c4x_asm_named_section): New.
7952 * config/h8300/h8300.c (h8300_asm_named_section): New.
7953 * config/i386/i386.c (sco_asm_named_section): New.
7954 * config/i386/winnt.c (SECTION_PE_SHARED): New.
7955 (i386_pe_section_type_flags): New.
7956 (i386_pe_asm_named_section): New.
7957 * config/i386/i386-protos.h: Update.
7958 * config/m68k/m68k.c (m68k_coff_asm_named_section): New.
7959 * config/mcore/mcore.c (mcore_asm_named_section): New.
7960 * config/mips/mips.c (iris6_asm_named_section): New.
7961 * config/mips/mips.h (ENCODE_SECTION_INFO): Use DECL_ONE_ONLY
7962 instead of UNIQUE_SECTION_P.
7963 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): New.
7964 (xcoff_asm_named_section): New.
7965 * config/sh/sh.c (sh_asm_named_section): New.
7966 * config/sparc/sparc.c (sparc_elf_asm_named_section): New.
7968 * config/i386/djgpp.h (EH_FRAME_SECTION_ASM_OP): Remove.
7969 * config/i386/sco5.h (EH_FRAME_SECTION_ASM_OP*): Remove.
7970 (EH_FRAME_SECTION_NAME): New.
7971 (EXCEPTION_SECTION): New.
7972 * config/ia64/ia64.h (EH_FRAME_SECTION_ASM_OP): Remove.
7973 (DEBUG_*_SECTION): Remove.
7974 * config/m68k/rtemself.h (EH_FRAME_SECTION_ASM_OP): Remove.
7975 * config/mips/iris6.h (DEBUG_*_SECTION): Remove.
7976 (EH_FRAME_SECTION_ASM_OP): Remove.
7978 * doc/tm.texi (UNIQUE_SECTION_P): Remove.
7979 (ASM_OUTPUT_SECTION_NAME): Remove.
7980 (TARGET_ASM_NAMED_SECTION): New.
7981 (TARGET_HAVE_NAMED_SECTIONS): New.
7982 (TARGET_SECTION_TYPE_FLAGS): New.
7983 (EH_FRAME_SECTION_ASM_OP): Remove.
7984 (EH_FRAME_SECTION_NAME): New.
7986 2001-08-03 Zack Weinberg <zackw@stanford.edu>
7988 * builtins.c (fold_builtin_constant_p): Return integer_zero_node
7989 for complex expressions when cfun == 0.
7990 * doc/extend.texi: Document that __builtin_constant_p can be
7991 used in data initializers as well as functions.
7993 2001-08-03 Alexandre Oliva <aoliva@redhat.com>
7995 * config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
7996 variable I locally, instead of expecting a declaration in the
7999 2001-08-03 Richard Henderson <rth@redhat.com>
8001 * except.c (collect_one_action_chain): Add an explicit cleanup
8002 action if regions surrounding a catch were encoded entirely
8003 within the call-site entry.
8005 2001-08-03 Richard Henderson <rth@redhat.com>
8007 * dbxout.c (dbxout_symbol_location): Flatten subregs first;
8008 don't take REGNO of a non-register.
8010 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8012 * gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
8013 __GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
8014 (__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
8015 (__gthread_mutex_init_function): New function for mutex initialization.
8017 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8019 * Makefile.in: Revert screwed up commit.
8021 2001-08-03 Stephane Carrez <Stephane.Carrez@worldnet.fr>
8023 * config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
8024 * config/m68hc11/larith.asm (_exit): Split in several sub-sections
8025 merged by linker script to get a final _exit().
8026 (__do_global_dtors): New for destructor handling in specific exit
8028 (__do_global_ctors): New for constructors in specific install section.
8029 (__map_data_section): Map data sections before running constructors.
8030 * config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
8031 (CTORS_SECTION_ASM_OP): Define to put in readonly section.
8032 (DTORS_SECTION_ASM_OP): Likewise.
8033 (CTORS_SECTION_FUNCTION): Define to force a reference to
8035 (DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
8037 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8039 * ChangeLog: Fix date on previous ChangeLog entry for GCSE.
8041 * Makefile.in: Add df.h to gcse.c dependencies.
8043 2001-08-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
8045 * varasm.c (output_constant_def_contents): Use for the length of a
8046 string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
8047 depending on which is larger.
8049 2001-08-03 Daniel Berlin <dan@cgsoftware.com>
8051 * gcse.c: Include df.h for use as a dataflow analyzer.
8053 Declaration of reg_set_info: gone.
8054 New df_analyzer variable used by store motion.
8055 (reg_set_info): Deleted.
8056 (mark_mem_regs): New function, analyze regs used by a mem.
8057 (store_ops_ok): Use dataflow analyzer results to determine if
8058 necessary regs are changed in the block.
8059 (find_moveable_store): Remove check for symbol ref, we can handle
8060 much more complex expressions now.
8061 (compute_store_table): Remove most of the code, it's unnecessary
8062 now that the dataflow analyzer records the info for us.
8063 (store_killed_after): Add parameter to say whether to do the
8064 store_ops_okay test, used to speed up testing when we already know
8065 the answer, and just want to know if the store itself was killed.
8066 (build_store_vector): Largely rewritten to calculate the various
8067 vectors properly, and somewhat optimized.
8068 (store_motion): Init the df_analyzer, get REG_DEF chains.
8069 Also handle trapping expressions (since mems almost always trap)
8070 (simple_mem): Redefine what a simple mem is.
8072 2001-08-03 DJ Delorie <dj@redhat.com>
8074 * ifcvt.c (noce_get_alt_condition): Don't make an auxiliary
8075 set from a constant part of the condition.
8077 2001-08-01 Andrew Cagney <ac131313@redhat.com>
8079 * mkdeps.c (deps_add_default_target): Make local variable
8080 ``start'' a const char pointer.
8081 * dwarf2out.c (compute_section_prefix): Localize use of ``p''.
8083 2001-08-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8085 * doc/install.texi (Configuration): Fix markup.
8086 (Specific, i?86-*-udk): Likewise.
8087 (Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
8089 Document --enable-threads and --enable-libgcj status.
8090 (Specific, mips-sgi-irix*): Canonicalize triples.
8091 (Specific, mips-sgi-irix5): Warn about problems with this config.
8092 Mention required GNU as patch.
8093 Native assembler problems are fixed.
8094 (Specific, mips-sgi-irix6): Update O32 ABI support status.
8095 Document --enable-threads and --enable-libgcj status.
8097 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8099 * Makefile.in, mklibgcc.in: Restore changes with fixed invocation
8102 2001-08-03 Richard Henderson <rth@redhat.com>
8104 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Don't write to
8107 2001-08-03 Richard Henderson <rth@redhat.com>
8109 * rtlanal.c (find_first_parameter_load): Stop if we
8110 reach a CODE_LABEL at BOUNDARY.
8112 2001-08-03 Richard Henderson <rth@redhat.com>
8114 * config/alpha/alpha.md (force_movdi): New insn.
8115 * config/alpha/alpha.c (alpha_expand_prologue): Use it.
8116 Tweek FRP marking of VMS prologue insns.
8117 * config/alpha/vms.h (EPILOGUE_USES): New.
8119 2001-08-02 Richard Henderson <rth@redhat.com>
8121 * Makefile.in, mklibgcc.in: Revert mkinstalldirs change.
8123 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8125 * combine.c, config.gcc, cse.c, defaults.h, real.c, reload.c,
8126 simplify-rtx.c, config/alpha/alpha.h, config/avr/avr.h,
8127 config/convex/convex.h, config/d30v/d30v.c,
8128 config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
8129 config/elxsi/elxsi.h, config/fr30/fr30.h, config/m88k/m88k.c,
8130 config/mips/mips.h, config/mn10200/mn10200.h,
8131 config/mn10300/mn10300.h, config/pdp11/pdp11.md,
8132 config/v850/v850.h, config/vax/openbsd.h,
8133 config/vax/openbsd1.h, config/vax/ultrix.h,
8134 config/vax/vax-protos.h, config/vax/vax.c, config/vax/vax.h,
8135 config/vax/vax.md, config/vax/vaxv.h, config/vax/xm-vms.h,
8136 cp/decl2.c, doc/contrib.texi, doc/cpp.texi, doc/gcc.texi,
8137 doc/install.texi, doc/invoke.texi, doc/md.texi, doc/rtl.texi,
8138 doc/tm.texi: consistently use "VAX", "VAXen", and "MicroVAX"
8139 in comments and documentation.
8141 2001-08-03 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8145 * Makefile.in (line-map.o): New.
8146 (LIBCPP_OBJS, LIBCPP_DEPS): Update.
8147 * c-lex.c (cb_file_change): Update for new cpp_file_change structure.
8148 * cpperror.c (print_containing_files): Similarly.
8149 (print_location): Update. Don't output a space before _Pragma.
8150 * cppfiles.c (stack_include_file): Set to line 1 immediately.
8151 (stack_include_filee, cpp_make_system_header): Update.
8152 (_cpp_execute_include): Get logical line number right for calling
8153 as-yet-unterminated #include.
8154 * cpphash.h (struct cpp_reader): Add line_maps.
8155 (_cpp_do_file_change): Update.
8156 * cppinit.c (cpp_create_reader): Initialize line maps.
8157 (cpp_destroy): Destroy line maps.
8158 (cpp_start_read): Get logical line number right.
8159 * cpplex.c (parse_string): Only warn once for multi-line strings.
8160 Use boolean variable for null warning.
8161 * cpplib.c (_cpp_handle_directive): End the directive if it isn't
8163 (do_include_common): End the directive early.
8164 (do_line): Don't warn about out-of-range lines in preprocessed
8165 source. Update. Remove unused variables.
8166 (_cpp_do_file_change): Update for new line mapping.
8167 (pragma_cb): New typedef.
8168 (cpp_register_pragma): Stop looking ahead before calling the
8170 (do_pragma_system_header): End directive early.
8171 (cpp_get_line_maps): New.
8172 (cpp_pop_buffer): Fudge logical line. Update.
8173 * cpplib.h: Include line-map.h
8174 (enum cpp_fc_reason): Remove.
8175 (struct cpp_file_change): Update.
8176 (cpp_get_line_maps): New.
8177 * cppmain.c (struct_printer): New member map.
8178 (cb_file_change): Update for new mappings.
8179 * fix-header.c (cb_file_change): Similarly.
8181 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8183 * Makefile.in (libgcc.mk): Define mkinstalldirs.
8184 * mklibgcc.in: Use mkinstalldirs instead of mkdir.
8186 2001-08-02 Lars Brinkhoff <lars@nocrew.org>
8188 * config/vax/vax.c: include expr.h.
8190 2001-08-02 Nick Clifton <nickc@cambridge.redhat.com>
8192 * Makefile.in ($(srcdir)/configure): Only rebuild in
8194 ($(srcdir)/config.in): Only define in maintainer mode.
8195 ($(srcdir)/cstamp-h.in): Only define in maintainer mode.
8197 2001-08-02 David Edelsohn <edelsohn@gnu.org>
8199 * doc/install.texi (Install GCC: Binaries): Update Bull info.
8201 2001-08-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8203 * gcc.c (set_collect_gcc_options): New function, split out from
8205 Ignore elided switches.
8206 (do_spec_1): Invoke before executing command.
8207 (set_input): Export.
8208 Move declaration ...
8209 * gcc.h (set_input): ... here.
8210 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %U.s to refer to input
8213 2001-08-02 Nathan Sidwell <nathan@codesourcery.com>
8216 * doc/c-tree.texi (Namespaces): Remove std & -fhonor-std
8218 * doc/invoke.texi (C++ Dialect Options): Remove -fno-honor-std.
8220 2001-08-02 Richard Sandiford <rsandifo@redhat.com>
8222 * mips.md (movdicc): Make conditional on TARGET_64BIT. Likewise
8223 for the unnamed instructions it expands to.
8225 2001-08-02 Richard Henderson <rth@redhat.com>
8227 * regclass.c (call_really_used_regs): Conditionally define.
8228 (init_reg_sets_1): Don't use it if not defined.
8229 (fix_register): Similarly, don't set it.
8231 2001-08-01 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8233 * params.def (PARAM_MAX_INLINE_INSNS): Change default to 600.
8234 Correct comment that had been missed in the previous change.
8236 2001-08-01 Stan Shebs <shebs@apple.com>
8238 * config/darwin.c (machopic_stub_name): Try matching by name.
8239 (update_stubs): New function.
8240 (darwin_encode_section_info): Call it and update_non_lazy_ptrs
8243 2001-08-01 Richard Henderson <rth@redhat.com>
8245 * except.c (output_function_exception_table): Use assemble_align.
8246 * varasm.c (assemble_eh_label): Remove.
8247 (assemble_eh_align, assemble_eh_integer): Remove.
8249 2001-08-01 Robert Lipe <robertl@caldera.com>
8251 * dwarfout.c: Remove reference to README.DWARF.
8253 2001-08-01 Andrew MacLeod <amacleod@redhat.com>
8255 * regclass.c (call_really_used_regs): New array for registers which
8256 are actually used by a call.
8257 (init_reg_sets_1): Initialize regs_invalidated_by_call with the
8259 (fix_register): Set call_really_used too.
8260 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
8261 * doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
8263 2001-08-01 Richard Henderson <rth@redhat.com>
8265 * read-rtl.c (read_name): Consider \r whitespace.
8267 2001-07-11 Andrew Cagney <ac131313@redhat.com>
8269 * config.gcc: Recognize powerpc-*-netbsd*.
8271 * doc/install.texi (Host/target specific installation notes for
8272 GCC): Mention powerpc-*-netbsd*.
8274 * config/rs6000/netbsd.h: New file.
8275 (STANDARD_STARTFILE_PREFIX, LINK_SHLIB_SPEC): Redefine.
8276 (LIB_DEFAULT_SPEC, STARTFILE_DEFAULT_SPEC): Redefine.
8277 (ENDFILE_DEFAULT_SPEC, LINK_START_DEFAULT_SPEC): Redefine.
8278 (LINK_OS_DEFAULT_SPEC, CPP_OS_DEFAULT_SPEC): Redefine.
8279 (TARGET_VERSION): Redefine.
8281 * config/rs6000/t-ppccomm (MULTILIB_MATCHES_SYSV): Recognize
8282 mcall-netbsd as a match for mcall-sysv.
8283 (EXTRA_MULTILIB_PARTS): Add ncrti$(objext) and ncrtn$(objext).
8284 (ncrti.S, ncrtn.S): New targets.
8285 ($(T)ncrti$(objext), $(T)ncrtn$(objext)): New targets.
8287 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Recognize
8288 "netbsd' as a V4 ABI.
8289 (ASM_SPEC): Check for -mcall-netbsd.
8290 (CC1_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC): Ditto.
8291 (CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC): Ditto.
8292 (LIB_SPEC, ENDFILE_SPEC): Ditto.
8293 (LIB_NETBSD_SPEC, STARTFILE_NETBSD_SPEC): Define.
8294 (ENDFILE_NETBSD_SPEC, LINK_START_NETBSD_SPEC): Define.
8295 (LINK_OS_NETBSD_SPEC, CPP_OS_NETBSD_SPEC): Define.
8296 (SUBTARGET_EXTRA_SPECS): Add NetBSD specs.
8298 * doc/invoke.texi (Option Summary): Add -mcall-netbsd.
8299 (RS/6000 and PowerPC Options): Mention -mcall-netbsd.
8301 2001-08-01 Mark Kettenis <kettenis@gnu.org>
8303 * unwind-pe.h (base_of_encoded_value, read_encoded_value): Define
8304 only if NO_BASE_OF_ENCODED_VALUE isn't defined.
8305 * unwind-dw2-fde.c (NO_BASE_OF_ENCODED_VALUE): Define before
8306 including "unwind-pe.h".
8308 Wed Aug 1 20:01:42 CEST 2001 Jan Hubicka <jh@suse.cz>
8310 * rs6000.md (define_splits): Kill unused constraints.
8312 Wed Aug 1 20:02:12 CEST 2001 Graham Stott <grahams@redhat.com>
8313 Jan Hubicka <jh@suse.cz>
8315 * function.c (thread_prologue_and_epilogue_insns): Kill code
8316 dealing with non-existent CFG.
8318 2001-08-01 Kazu Hirata <kazu@hxi.com>
8320 * alias.c: Fix comment formatting.
8321 * bitmap.c: Likewise.
8322 * builtins.c: Likewise.
8323 * calls.c: Likewise.
8324 * c-common.c: Likewise.
8325 * c-decl.c: Likewise.
8326 * c-dump.c: Likewise.
8327 * c-lex.c: Likewise.
8328 * collect2.c: Likewise.
8329 * combine.c: Likewise.
8330 * conflict.c: Likewise.
8331 * cppfiles.c: Likewise.
8332 * cppinit.c: Likewise.
8333 * cpplex.c: Likewise.
8334 * cpplib.c: Likewise.
8335 * cppmacro.c: Likewise.
8336 * cppspec.c: Likewise.
8337 * c-pragma.c: Likewise.
8338 * crtstuff.c: Likewise.
8340 * cselib.c: Likewise.
8341 * c-semantics.c: Likewise.
8342 * c-typeck.c: Likewise.
8344 2001-08-01 H.J. Lu <hjl@gnu.org>
8346 * config/mips/linux.h (ASM_OUTPUT_IDENT): Defined.
8348 2001-08-01 H.J. Lu <hjl@gnu.org>
8350 * gcc/config/mips/linux.h (ASM_OUTPUT_SOURCE_LINE): Defined.
8352 2001-08-01 Ziemowit Laski <zlaski@apple.com>
8354 * c-parse.in (OBJC_NEED_RAW_IDENTIFIER): Define macro and flag for
8355 contextualizing Objective-C class name lookup by the lexer.
8356 (typespec_reserved_nonattr): Disable ObjC class name lookup after
8358 (protocoldef): Add support for forward @protocol declarations.
8359 (yylexname): Suppress ObjC class name lookup in certain contexts;
8360 re-enable after lookup is complete.
8361 (_yylex): Re-enable ObjC class name lookup when certain
8362 punctuation marks are seen.
8364 * objc/objc-act.c (check_protocol_recursively): New function used
8365 for finding circular dependencies in protocols.
8366 (objc_declare_protocols): New function for handling forward
8367 @protocol declarations.
8368 (receiver_is_class_object): Detect the case when 'self' is used
8369 inside of a class method.
8370 (build_message_expr): Issue a warning if class method is desired
8371 but instance method is found instead.
8372 (conforms_to_protocol): Streamline.
8373 (objc_comptypes): Detect the fact that 'Bar<Foo> foo' conforms to
8374 protocol Foo, even if 'Bar foo' does not.
8375 (check_protocols): Streamline.
8376 (start_protocol): Add checks for circular and duplicate protocol
8378 (encode_aggregate_within): For typedefs of structs, encode the
8380 * objc/objc-act.h (PROTOCOL_DEFINED): New tree accessor.
8381 (objc_declare_protocols): New prototype.
8383 2001-08-01 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8385 * cpphash.h (struct cpp_reader): New members line, pseudo_newlines.
8386 * cpplex.c (handle_newline): Update prototype. Maintain logical
8388 (skip_escaped_newlines, skip_block_comment, parse_string):
8390 (_cpp_lex_token): Update, and store token position within the token.
8391 * cpplib.h (struct cpp_token): Add line and column entries.
8392 * cppmacro.c (replace_args): Position stringified tokens correctly.
8394 2001-08-01 Andreas Jaeger <aj@suse.de>
8396 * basic-block.h: Add prototype for last_loop_beg_note.
8398 2001-07-31 Alexandre Petit-Bianco <apbianco@redhat.com>
8400 * expr.c (safe_from_p): Use WITH_CLEANUP_EXPR_RTL instead of
8401 RTL_EXPR_RTL while handling WITH_CLEANUP_EXPR nodes. Fixed typo in
8403 (expand_expr): Use WITH_CLEANUP_EXPR_RTL instead of RTL_EXPR_RTL
8404 while handling WITH_CLEANUP_EXPR node. Use second operand calling
8405 expand_decl_cleanup.
8406 * tree.c (firt_rtl_op): The third operand of WITH_CLEANUP_EXPR is
8408 (simple_cst_equal): WITH_CLEANUP_EXPR node to use its second
8409 operand while calling simple_cst_equal.
8410 * tree.def (WITH_CLEANUP_EXPR): Switched operands: the second
8411 operand is the cleanup expression, the third is the RTL_EXPR.
8412 * tree.h (WITH_CLEANUP_EXPR_RTL): New macro.
8414 2001-07-31 Jeff Sturm <jsturm@one-point.com>
8416 * except.c (duplicate_eh_regions): Test n_array[i] for NULL.
8418 2001-07-31 matthew green <mrg@eterna.com.au>
8420 * config.gcc (i386-*-netbsdelf): New description.
8421 * config/i386/netbsd-elf.h: New file.
8423 2001-07-30 Geoffrey Keating <geoffk@redhat.com>
8425 * loop.c (check_dbra_loop): Use single_set to compute
8428 2001-07-31 Daniel Berlin <dan@cgsoftware.com>
8430 PowerPC reorg and support for powerpc64-*-linux*.
8432 Also fixes emitting of constants on 32 bit and 64 bit
8435 * config.gcc: powerpc64-*-linux* is a new target.
8436 Things that needed aix.h now also include xcoff.h
8438 * config/rs6000/rs6000.h: Split XCOFF specific stuff into
8440 Move AIX specific stuff into aix.h.
8441 (TARGET_AIX): Renamed to TARGET_XCOFF, since the AIX ABI is used
8442 with more than just XCOFF now.
8443 (SET_ASM_OP): Remove, now defined where needed.
8444 (FUNCTION_PROLOGUE): New macro definition.
8445 (FUNCTION_EPILOGUE): New macro definition.
8446 (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): New macro definition.
8448 * config/rs6000/xcoff.h: New file.
8450 * config/rs6000/linux64.h: New file.
8452 * config/rs6000/darwin.h: Copy needed AIX alignment definitions.
8454 2001-07-31 Alan Modra <amodra@bigpond.net.au>
8456 * rs6000.c (print_operand_address): Handle ELF syntax.
8457 (output_toc): Simplify. Use DOUBLE_INT_ASM_OP.
8458 * rs6000.md (load_toc_aix_di): Handle ELF syntax.
8459 * rs6000.h (ASM_OUTPUT_DOUBLE_INT, ASM_LONG): Use DOUBLE_INT_ASM_OP.
8461 2001-07-31 David Edelsohn <edelsohn@gnu.org>
8463 * rs6000.c (rs6000_override_options): Only disable
8464 flag_function_sections for XCOFF.
8465 (exact_log2_cint_operand): New predicate.
8466 (reg_or_{add,sub}_cint64_operand): New predicates.
8467 (add_operand): Compare CONST_INT with fewer function calls.
8468 (rs6000_emit_set_const, rs6000_emit_set_long_const): New functions.
8469 (print_operand, case 'p'): Ensure positive operand.
8470 (rs6000_emit_load_toc_table): No load_toc_v4_pic_di.
8471 * rs6000.h (CONST_OK_FOR_LETTER_P, case 'N'): Ensure positive value.
8472 (PREDICATE_CODES): Add new predicates.
8473 * rs6000.md (addsi3): Split 32-bit constants more correctly.
8474 (divsi3, modsi3): Ensure positive power-of-2.
8475 (adddi3): Use new predicate. Split 32-bit constants more
8476 correctly. Re-arrange splitter to handle any constant.
8477 (subdi3): Use new predicate.
8478 (divdi3, moddi3): Ensure positive power-of-2.
8479 (movdi): Use rs6000_emit_set_const.
8480 (load_toc_v4_pic_di): Delete.
8482 2001-07-31 Graham Stott <grahams@redhat.com>
8484 * function.c (pad_below): Revert 2001-07-26 patch.
8486 Tue Jul 31 15:37:35 CEST 2001 Jan Hubicka <jh@suse.cz>
8488 * reg-stack (convert_regs_1): Fix best edge condition.
8490 Tue Jul 31 15:33:27 CEST 2001 Jan Hubicka <jh@suse.cz>
8492 * jump.c (duplicate_loop_exit_test): Better test for jumps
8493 entering the loop; create loop pre_header.
8495 2001-07-31 Hartmut Penner <hpenner@de.ibm.com>
8497 * doc/install.texi: Add s390 and s390x as new targets.
8498 * doc/invoke.texi: Add documentation of S/390 and zSeries
8500 * doc/md.texi: Add documentation of S/390 and zSeries constraints.
8502 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
8504 * config/m68k/m68k.md: Replace all general_operand with
8505 nonimmediate_operand for all destinations.
8506 * config/m68k/m68k.c (not_sp_operand): Likewise.
8508 Mon Jul 30 23:20:34 EDT 2001 John Wehle (john@feith.com)
8510 * flow.c (merge_blocks): Return 1 if an extra jump is inserted.
8512 2001-07-30 Richard Henderson <rth@redhat.com>
8514 * config/ia64/ia64.h (DEBUG_RANGES_SECTION): New.
8515 * config/mips/iris6.h (DEBUG_RANGES_SECTION): New.
8517 2001-07-30 Roman Zippel <zippel@linux-m68k.org>
8519 * config/m68k/m68k.h (TARGET_SWITCHES/TARGET_OPTIONS):
8520 Add missing doc strings
8521 * config/m68k/linux-aout.h (SUBTARGET_SWITCHES): Likewise
8522 * config/m68k/linux.h (SUBTARGET_SWITCHES): Likewise
8524 Mon Jul 30 22:16:08 CEST 2001 Jan Hubicka <jh@suse.cz>
8526 * i386.c (ix86_output_main_function_alignment_hack): New function.
8527 (TARGET_ASM_FUNCTION_PROLOGUE): Default to it.
8529 * flow.c (mark_dfs_back_edges): Move from loop_p ; mark back
8530 edges by EDGE_DFS_BACK flag.
8531 (dump_edge_info): Add dfs_back flag.
8532 * basic-block.h (EDGE_DFS_BACK): New constant.
8533 (mark_dfs_back_edges): Declare.
8534 * alias.c (loop_p): Remove.
8535 (mark_constant_function): Use mark_dfs_back_edges.
8537 * reg-stack.c (block_info_def): Add predecesors counter and stack_out.
8538 (reg_to_stack): Call mark_dfs_back_edges; count the predecesors.
8539 (compensate_edge): Break out from ...
8540 (convert_regs_1): ... here; do smart choosing of stack_out to copy.
8541 (convert_regs_2): Set block_done once block is really done;
8542 Do updating of the predecesors counts.
8544 * toplev.c (rest_of_compilation): Recompute block_for_insn
8545 before post-reload cfg_cleanup.
8546 * function.c (thread_prologue_epilogue_insns):
8547 Call set_block_for_new_insns when emitting prologue directly.
8549 2001-07-30 Andreas Jaeger <aj@suse.de>
8551 * jump.c: Add prototype for mark_modified_reg.
8553 * cse.c (set_live_p): Add unused attribute.
8555 * gcov.c (calculate_branch_probs): Use gcov_type to avoid
8557 (scan_for_source_files): Use long for count to avoid overflow.
8558 (output_data): Likewise.
8559 (output_data): Don't use string concatatenation to silence gcc
8562 * predict.c: Fix typos and grammar.
8564 * gcse.c (insert_insn_end_bb): Remove unused variables.
8566 Mon Jul 30 21:54:53 CEST 2001 Jan Hubicka <jh@suse.cz>
8568 * flow.c (mark_set_1): Use REG_FREQ_FROM_BB.
8569 (attempt_auto_inc): LIkewise.
8570 (mark_used_reg): Likewise.
8571 (try_pre_increment_1): Likewise.
8572 * regclass.c (regclass): Likewise.
8573 * global.c (allocno_compare): Update comment; change scaling factor.
8574 * local-alloc.c (QTY_CMP_PRI): Likewise.
8575 * regs.h (REG_FREQ_FROM_BB): New.
8576 (REG_FREQ_MAX): Likewise.
8578 2001-07-30 H.J. Lu <hjl@gnu.org>
8580 * config/mips/linux.h (CPLUSPLUS_CPP_SPEC): Add
8583 2001-07-30 H.J. Lu (hjl@gnu.org)
8585 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Defined.
8586 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
8587 (FUNCTION_NAME_ALREADY_DECLARED): Likewise.
8589 2001-07-30 Nick Clifton <nickc@cambridge.redhat.com>
8591 * config/arm/t-arm-elf (MULTILIB_EXCEPTIONS): Skip -mthumb as well
8592 as -mthumb-interwork when -mcpu=arm7 is specified.
8594 Mon Jul 30 17:44:43 CEST 2001 Jan Hubicka <jh@suse.cz>
8596 * predict.def (noreturn, loop branch, loop exit): Mark as first
8599 Mon Jul 30 12:52:11 CEST 2001 Jan Hubicka <jh@suse.cz>
8601 * combine.c (try_combine): Avoid barrier after noop jumps.
8603 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8605 * cpphash.h (struct cpp_reader): Remove import_warning.
8606 * cpplib.c (skip_rest_of_line): Don't bother turning off
8608 (parse_include): Move include handling to...
8609 (do_include_common): ... here. Move import warning from...
8610 (do_import): ... here.
8611 (do_pragma_poison): Don't do a callback for poison identifiers.
8612 * cpplib.h (struct cpp_callbacks): Don't do poison callbacks.
8613 * cppmain.c (setup_callbacks): Similarly.
8615 Sun Jul 29 23:26:50 CEST 2001 Jan Hubicka <jh@suse.cz>
8617 * rtlanal.c (parms_set, find_first_parameter_load): Break out from...;
8618 handle multiple sets.
8619 * except.c (sjlj_mark_call_sites): .... here.
8620 * gcse.c (insert_insn_end_bb): Use find_first_parameter_load.
8622 Sun Jul 29 21:38:45 CEST 2001 Jan Hubicka <jh@suse.cz>
8624 Suggested by Richard Henderson and Richard Kenner:
8625 * combine.c (recog_for_combine): Use the fake recog
8626 only if instruction does not match.
8627 * rtl.h (NOOP_MOVE_INSN_CODE): New.
8628 * rtlanal.c (noop_move_p): Always return 1 for NOOP_MOVE_INSN_CODE.
8630 * combine.c (try_combine): Discover noop jump as direct jump.
8632 2001-07-29 Daniel Berlin <dan@cgsoftware.com>
8634 * df.c (df_rd_global_compute): Add successors to worklist, not
8636 (df_ru_global_compute): Ditto.
8638 2001-07-27 Daniel Berlin <dan@cgsoftware.com>
8640 * regclass.c (reg_scan_mark_refs): Increment REG_N_REFS when we
8641 increment REG_N_SETS.
8643 2001-07-26 Daniel Berlin <dan@cgsoftware.com>
8645 * sbitmap.h: New prototype for sbitmap_a_xor_b.
8647 * sbitmap.c (sbitmap_a_xor_b): New function.
8648 ifdef the basic block stuff on IN_GCC.
8650 2001-07-29 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8652 * cppexp.c (parse_defined): Always record the macro name.
8653 (lex): Don't worry about identifiers, or special-case
8655 (_cpp_parse_expr): Figure out at the end of the routine
8656 whether we saw a valid !defined() expression.
8657 * cppfiles.c (stack_include_file): Update for mi_valid.
8658 (_cpp_pop_file_buffer): Similarly.
8659 * cpplex.c (_cpp_lex_token): Similarly.
8660 * cpphash.h (enum mi_state, enum mi_ind, mi_state,
8661 mi_if_not_defined, mi_lexed): Remove.
8663 * cpplib.c (do_if): Simplify.
8664 (do_endif, push_conditional, _cpp_handle_directive): Update
8665 for renaming of mi_state to mi_valid.
8667 * cpp.texi: Add index entries for digraphs, and add comment
8668 that C++ refers to them as alternative tokens.
8670 Sun Jul 29 18:59:13 CEST 2001 Jan Hubicka <jh@suse.cz>
8672 * basic-block.h (CLEANUP_PRE_LOOP): New.
8673 * except.c (finish_eh_generation): Update call of cleanup_cfg.
8674 * sibcall.c (optimize_sibling_calls): Likewise.
8675 * toplev.c (rest_of_compilation): Likewise.
8676 * flow.c (try_forward_edges): Take argument MODE;
8677 do not forward over loop pre-headers if CLEANUP_PRE_LOOP.
8678 (try_optimize_cfg): Update call of try_forward_edges.
8680 Sun Jul 29 18:59:56 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
8681 Jan Hubicka <jh@suse.cz>
8683 * (validate_replace_rtx_1): Fix simplification of MINUS.
8685 2001-07-29 Neil Booth <neil@daikokuya.demon.co.uk>
8687 PR preprocessor/3669
8688 * cppinit.c (init_dependency_output): Turn off dump requests
8689 if sending dependencies to stdout.
8691 2001-07-28 Richard Henderson <rth@redhat.com>
8693 * flow.c (life_analysis): Elide PROP_ALLOW_CFG_CHANGES if
8696 2001-07-28 Golubev I. N. <gin@mo.msk.ru>
8698 * config/i386/sco5.h (DWARF2_DEBUGGING_INFO): Define.
8700 2001-07-28 Kazu Hirata <kazu@hxi.com>
8702 * config/h8300/h8300.h (ENCODE_SECTION_INFO): Check to see if DECL
8703 is VAR_DECL first to prevent an ICE.
8705 2001-07-28 Richard Henderson <rth@redhat.com>
8707 * varasm.c (immed_real_const_1): Don't elide special cases for
8709 (clear_const_double_mem): Clear const_tiny_rtx too.
8711 2001-07-28 Richard Henderson <rth@redhat.com>
8713 * dwarf2out.c (dw_val_class_offset): New.
8714 (struct dw_ranges_struct, dw_ranges_ref): New.
8715 (ranges_table, ranges_table_allocated): New.
8716 (ranges_table_in_use, RANGES_TABLE_INCREMENT): New.
8717 (add_AT_offset, add_ranges, output_ranges): New.
8718 (print_die, output_die): Handle dw_val_class_offset.
8719 (attr_checksum, size_of_die, value_format): Likewise.
8720 (gen_lexical_block_die): Handle non-contiguous blocks.
8721 (gen_block_die): Likewise.
8722 (dwarf2out_finish): Add a DW_AT_entry_pc to the compilation unit
8723 if needed. Dump the ranges table.
8724 * final.c (final_start_function): Remove unnecessary notes and
8725 rebuild the block tree before numbering the blocks.
8726 * function.c (reorder_blocks_0): Walk the existing block tree
8727 to unmark all blocks.
8728 (reorder_blocks_1): Create block fragments when duplicate block
8730 (reorder_fix_fragments): New.
8731 (reorder_blocks): Call it.
8732 * tree.h (BLOCK_FRAGMENT_ORIGIN, BLOCK_FRAGMENT_CHAIN): New.
8734 2001-07-28 Richard Henderson <rth@redhat.com>
8736 * emit-rtl.c (adjust_address): Make a copy of the memory address.
8738 2001-07-28 Richard Henderson <rth@redhat.com>
8740 * flow.c (add_to_mem_set_list): New function.
8741 (init_propagate_block_info): Use it.
8742 (mark_set_1): Likewise.
8743 (insn_dead_p): Canonicalize memory address for dead store
8744 comparison. Allow wider mode stores to kill narrower mode stores.
8745 (invalidate_mems_from_autoinc): Use invalidate_mems_from_set.
8746 (invalidate_mems_from_set): Don't handle MEMs.
8748 2001-07-28 Kazu Hirata <kazu@hxi.com>
8750 * config/h8300/h8300.h: Fix formatting.
8752 Sat Jul 28 23:35:22 CEST 2001 Jan Hubicka <jh@suse.cz>
8754 * basic-block.h (EDGE_FREQUENCY): New macro.
8755 * bb-reorder (fixup_reorder_chain): Set counts and frequencies
8757 * flow.c (find_sub_basic_blocks): Likewise.
8758 (try_crossjump_to_edge): Likewise; use EDGE_FREQUENCY
8759 (redirect_edge_and_branch): Use EDGE_FREQUENCY.
8761 * predict.c (DEF_PREDICTOR): New argument FLAGS.
8762 (HITRATE): New macro.
8763 (PRED_FLAG_FIRST_MATCH): New constant.
8764 (predictor_info): New field flgags.
8765 (combine_predictions_for_insn): Use DS theory to combine
8766 probabilities; set the edge probabilities when finished.
8767 (estimate_probability): Avoid duplicated matches
8768 of LOOP_BRANCH heuristics for nested loops; update comment.
8769 * predict.def: Add flags for each prediction, set probabilities
8770 according to B&L paper.
8771 * predict.h (DEF_PREDICTOR): New argument FLAGS.
8773 * profile.c (compute_branch_probabilities): Cleanup way the edge
8774 probabilities are computed and REG_BR_PROB notes are dropped; if
8775 values does not match, emit error.
8776 (init_branch_prob): Do error instead of warning when profile driven
8777 feedback is missing or corrupt.
8779 2001-07-27 DJ Delorie <dj@redhat.com>
8781 * ifcvt.c (noce_get_alt_condition): If the condition is a compare
8782 against a constant, try to adjust the compare to have the desired
8783 constant in it so that min/max optimizations happen more often.
8785 Fri Jul 27 17:53:00 CEST 2001 Jan Hubicka <jh@suse.cz>
8787 * flow.c (last_loop_beg_note): New function.
8788 (redirect_edge_and_branch): Use it.
8789 (split_edge): Likewise.
8791 * alias.c (loop_p): Avoid uninitialized memory access.
8793 * flow.c (try_forward_edges): Avoid accessing freed memory.
8795 * flow.c (backward_edge_of_syntactic_loop_p): Avoid uninitialized
8798 2001-07-26 Andrew Haley <aph@redhat.com>
8799 Joern Rennecke <amylaar@redhat.com>
8801 * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
8802 (SUBTARGET_CPP_ENDIAN_SPEC): New.
8803 (SUBTARGET_CPP_SPEC): New.
8805 * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
8806 (SUBTARGET_CPP_PTR_SPEC): New.
8807 (CPP_DEFAULT_CPU_SPEC): New.
8808 (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
8809 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
8810 (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
8811 SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
8812 (SUBTARGET_CPP_SPEC): Define as an empty string.
8814 2001-07-27 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8816 * doc/install.texi (Configuration): Properly link the host
8817 specific instructions also when generating HTML.
8819 Fri Jul 27 00:33:35 EDT 2001 John Wehle (john@feith.com)
8821 * flow.c (redirect_edge_and_branch_force): Test
8822 target->global_live_at_start.
8824 2001-07-26 Richard Henderson <rth@redhat.com>
8826 * simplify-rtx.c (avoid_constant_pool_reference): Export.
8827 * rtl.h (avoid_constant_pool_reference): Declare it.
8828 * dwarf2out.c (add_location_or_const_value_attribute): Use it.
8829 (add_const_value_attribute): Use add_AT_unsigned for unsigned values.
8831 Thu Jul 26 22:30:22 CEST 2001 Jan Hubicka <jh@suse.cz>
8833 * rtl.h (cleanup_barriers): Declare.
8834 * jump.c (cleanup_barriers): New function.
8835 * toplev.c (rest_of_compilation): Call cleanup_barriers
8836 before loop optimizer and after bb_reorder.
8838 * flow.c (back_edge_of_syntactic_loop_p): New.
8839 (split_edge): Use it.
8841 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8843 * glimits.h (_MACH_MACHLIMITS_H_): Delete.
8845 Thu Jul 26 22:22:21 2001 Denis Chertykov <denisc@overta.ru>
8847 * cse.c (cse_process_notes): Replace any registers if the address
8850 Thu Jul 26 14:04:03 EDT 2001 John Wehle (john@feith.com)
8852 * basic-block.h (PROP_ALLOW_CFG_CHANGES): Define.
8853 (PROP_FINAL): Include PROP_ALLOW_CFG_CHANGES.
8854 (propagate_block): Update prototype.
8855 * flow.c (update_life_info): Simplify the CFG and
8856 recalculate the global regs which are alive when
8857 removing dead code during a global update.
8858 (propagate_block): Return non-zero if an INSN is
8861 2001-07-26 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8863 * Makefile.in (LIBICONV): Define.
8865 2001-07-26 Catherine Moore <clm@redhat.com>
8867 * config/v850/v850.h (ENCODE_SECTION_INFO): Change order
8868 of conditional to avoid tree checking errors.
8870 2001-07-26 Kazu Hirata <kazu@hxi.com>
8872 * regmove.c (regmove_optimize): Don't replace a reg with
8873 another reg of a different mode.
8875 2001-07-26 Andrew MacLeod <amacleod@redhat.com>
8877 * params.def (PARAM_MAX_PENDING_LIST_LENGTH): Add parameter to
8878 limit length of dependancy flush list.
8879 * params.h (MAX_PENDING_LIST_LENGTH): Define.
8880 * sched-int.h (struct deps): Add pending_flush_length field.
8881 * sched-deps.c (flush_pending_lists): Last_pending_memory_flush now
8882 has 1 element in it.
8883 (sched_analyze_1): Use MAX_PENDING_LIST_LENGTH.
8884 (sched_analyze): After a jump, if the pending memory flush list is too
8885 large, flush the pending lists.
8886 (init_deps): Initialize pending_flush_length to 0.
8887 * doc/invoke.texi (max_pending_list_length): Document parameter.
8889 2001-07-26 Neil Booth <neil@daikokuya.demon.co.uk>
8891 * toplev.c, varasm.c, final.c: Include xcoffout.h if appropriate.
8892 * dbxout.c (dbxout_global_decl): Move outside #ifdef.
8893 * Makefile.in (varasm.o, final.o, toplev.o): Update dependencies.
8895 2001-07-26 Neil Booth <neil@cat.daikokuya.demon.co.uk>
8897 * cpphash.h (struct_lexer_state): Delete was_skipping.
8898 Move skipping here from struct cpp_reader.
8899 * cpplex.c (parse_identifier): Update.
8900 (_cpp_lex_token): Don't skip tokens in a directive.
8901 * cpplib.c (struct if_stack): Update.
8902 (start_directive, end_directive): Don't change skipping state.
8903 (_cpp_handle_directive): Update.
8904 (do_ifdef, do_ifndef, do_if, do_elif): Similarly.
8905 (do_else, do_endif): Update; only check for excess tokens if not
8906 in a skipped conditional block.
8907 (push_conditional): Update for new struct if_stack.
8909 2001-07-26 Graham Stott <grahams@redhat.com>
8911 * function.c (locate_and_pad_parm): Also pad initial offset
8912 so that the total argument size also includes the padding.
8914 2001-07-26 Graham Stott <grahams@redhat.com>
8916 * gensupport.c (alter_output_for_insn): Correct enable checking failure
8917 change XSTR to XTMPL.
8919 (process_one_cond_exec): Likewise
8921 2001-07-25 Richard Henderson <rth@redhat.com>
8923 * varasm.c (assemble_variable): Create DECL_RTL before setting
8926 Thu Jul 26 00:19:30 CEST 2001 Jan Hubicka <jh@suse.cz>
8928 * predict.c (estimate_probability): Avoid duplicated predictions.
8930 * loop.c (find_and_verify_loops): Grok multiple barriers.
8932 Wed Jul 25 18:00:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
8934 * config/alpha/alpha.c (print_operand, case '/'): Don't write '/'.
8936 * dbxout.c: Consistently use putc instead of fputc.
8937 (print_wide_int): New function; call instead of direct fprintf.
8938 (dbxout_type_index): Adjust calls of CHARS to be more accurate.
8939 (dbxout_type_fields, dbxout_type_method_1): Likewise.
8940 (dbxout_type_methods, dbxout_range_type, dbxout_type): Likewise.
8941 (print_int_cst_octal): Likewise.
8942 (print_octal): Show we wrote characters.
8943 (dbxout_type): Set have_used_extensions in more places.
8945 2001-07-25 Catherine Moore <clm@redhat.com>
8947 * config/v850/v850.c (v850_va_arg): Use addr
8948 instead of valist to build incr.
8950 Wed Jul 25 22:48:59 CEST 2001 Jan Hubicka <jh@suse.cz>
8952 * flow.c (delete_dead_jumptables): New function.
8953 (life_analyzis): Call it.
8954 * bb-reorder.c (skip_insns_after_block): Handle contradictory
8957 2001-07-25 Richard Henderson <rth@redhat.com>
8959 * except.c (reachable_handlers): Handle a region being removed
8960 out from under a RESX.
8962 2001-07-25 Richard Henderson <rth@redhat.com>
8964 * config/alpha/alpha.c (alpha_emit_conditional_move): Always
8965 swap GE/GT if it is an fp comparison.
8967 2001-07-25 Andrew Haley <aph@cambridge.redhat.com>
8969 * alias.c (rtx_equal_for_memref_p): Allow strings as types in
8972 Wed Jul 25 08:25:01 2001 Jeffrey A Law (law@cygnus.com)
8974 * ssa.c (rename_insn_1): Do not wrap an assignment to a
8975 paradoxical SUBREG inside a SEQUENCE. Fix minor formatting
8978 * ssa-ccp.c (visit_expression): Handle CALL_INSNs that can
8980 (visit_expression): When attempting to simplify an expression,
8981 retrieve any modes for arguments before they are simplified
8984 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
8985 Janis Johnson <janis@us.ibm.com>
8987 * stmt.c (expand_goto): A nonlocal goto can be a call too.
8988 * builtins.c (expand_builtin_longjmp): Reverse label and static chain
8989 pointer parameters to match documented usage of nonlocal_goto.
8990 * config/ia64/ia64.md (nonlocal_goto): Revert label and static chain
8991 parameters to their correct order.
8992 * config/sparc/sparc.md (nonlocal_goto): Revert label and static chain
8993 parameters to their correct order.
8995 2001-07-25 Andrew MacLeod <amacleod@redhat.com>
8997 * config/ia64/ia64.h (STRIP_NAME_ENCODING): Strip out '*' as well.
8999 2001-07-25 Jan Hubicka <jh@suse.cz>
9000 Richard Henderson <rth@redhat.com>
9002 * flow.c (find_sub_basic_blocks): Fix handling of the last BB in
9004 (make_edges): New argument update_p; populate the edge cache if set.
9005 (find_basic_blocks): Update make_edges invocation.
9007 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9009 * config/i960/i960.h (CPP_SPEC): Define _SOFT_FLOAT for -msoft-float.
9011 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9013 * config/sparc/rtems.h (CPP_PREDEFINES): Remove redundant
9014 -Acpu and -Amachine.h.
9015 * config/sparc/rtemself.h (CPP_PREDEFINES): Likewise.
9016 Corrected header to say ELF not a.out.
9017 * config/sparc/sparc.h (CPP_CPU_SPEC): Define _SOFT_FLOAT
9018 when given -msoft-float.
9020 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9022 * config.gcc (arm*-*-rtems*): Include crtinit.o and crtfini.o as
9023 extra multilib parts like arm-elf.
9024 (i960-*-coff*, i960-*-rtems): Should not use collect2.
9025 (m68020-*-elf*, m68k-*-elf*, m68k-*-rtems*): Include crtinit.o and
9026 crtfini.o as extra multilib parts.
9028 2001-07-24 Joel Sherrill <joel@OARcorp.com>
9030 * configure.in: Add rtems as a supported thread model.
9031 * gthr-rtems.h: Add missing entry point __gthread_active_p.
9032 * configure: Rebuilt.
9034 2001-07-24 Lars Brinkhoff <lars@nocrew.org>
9036 * stor-layout.c (get_mode_alignment): make it work when
9037 BITS_PER_UNIT is not a power of two.
9038 * builtins.c (get_pointer_alignment): Likewise.
9040 2001-07-24 Richard Henderson <rth@redhat.com>
9042 * simplify-rtx.c (avoid_constant_pool_reference): Coerce
9043 the retrieved constant into the expected mode.
9045 Wed Jul 25 01:41:27 CEST 2001 Jan Hubicka <jh@suse.cz>
9047 * flow.c (try_simplify_condjump): Avoid duplicated edges.
9048 (verify_flow_info): Check for duplicated edges; clarify
9051 * flow.c (block_label): Update basic_block_for_insn.
9052 (commit_edge_insertions): Call compute_bb_for_insn.
9054 * flow.c (purge_dead_edges): Handle conditional jumps and conditional
9057 * flow.c (redirect_edge_and_branch,
9058 try_optimize_cfg): Use redirect_edge_succ_nodup
9059 (redirect_edge_succ_nodup): New.
9060 * basic_block.h (redirect_edge_succ_nodup): Declare.
9062 * toplev.c (rest_of_compilation): Rebuild CFG before cfg_cleanup
9065 Wed Jul 25 00:32:49 CEST 2001 Jan Hubicka <jh@suse.cz>
9067 * flow.c (try_forward_edges): Accept fallthru edge; Update comment.
9068 (try_crossjump_to_edge): Update commetns.
9069 (try_crossjump_bb): Likewise.
9071 2001-07-24 Richard Henderson <rth@redhat.com>
9073 * combine.c (distribute_notes): Move set of need_refresh
9074 for noop_move_p down to catch all cases.
9076 Tue Jul 24 20:32:44 CEST 2001 Jan Hubicka <jh@suse.cz>
9078 * recog.c (split_all_insns_noflow): New.
9079 * rtl.h (split_all_insns_noflow): Declare.
9080 * ia64.c (ia64_reorg): Use split_all_insns_noflow.
9081 * m68hc11.c (m68hc11_reorg): Likewise.
9082 * sh.c (machine_dependent_reorg): Likewise.
9083 * toplev.c (rest_of_compilation): Likewise for last split_all_insns
9086 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9088 * config/sh/sh.md (ashlsi3_std splitter): Split only after reload.
9089 (ashlsi3_n splitter): Likewise.
9090 (lshrsi3_n splitter): Likewise.
9092 (GOTaddr2picreg): Make const SImode.
9093 (sym_label2reg): Likewise.
9094 (symGOT2reg): Likewise.
9095 (symGOTOFF2reg) Likewise.
9097 (casesi_worker_0): Make unspec SImode.
9099 2001-07-18 Andrew Haley <aph@cambridge.redhat.com>
9101 * config/sh/sh.c (barrier_align): Check that an operand really is
9102 an insn before extracting its INSN_CODE.
9104 2001-07-24 Andrew Haley <aph@cambridge.redhat.com>
9106 * config/sh/sh.h (OVERRIDE_OPTIONS): Add braces to get rid of
9109 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): Truncate operands
9110 for SImode to prevent overflow.
9112 2001-07-24 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9114 * config/mips/irix6-libc-compat.c: New file.
9115 * config/mips/t-iris6 (LIB2FUNCS_STATIC_EXTRA): Use it.
9116 * doc/install.texi (Specific, mips*-sgi-irix6): Mention structure
9119 2001-07-24 lars brinkhoff <lars@nocrew.org>
9121 * rtl.texi (REG_POINTER): Document.
9122 (Machine Modes): Document BImode, OImode, PQImode, PHImode,
9123 QFmode, HFmode, TQFmode, QCmode, and HCmode.
9125 Tue Jul 24 10:49:40 CEST 2001 Jan Hubicka <jh@suse.cz>
9127 * flow.c (delete_noop_moves): Do not confuse libcall regions.
9129 2001-07-23 Richard Henderson <rth@redhat.com>
9131 * flow.c (try_simplify_condjump): Use tidy_fallthru_edge.
9133 2001-07-23 Kazu Hirata <kazu@hxi.com>
9135 * config/h8300/h8300-protos.h: Add a prototype for
9136 general_operand_dst_push.
9137 * config/h8300/h8300.c (general_operand_dst_push): New.
9138 * config/h8300/h8300.h (OK_FOR_T): New.
9139 (EXTRA_CONSTRAINT): Use it.
9140 * config/h8300/h8300.md (movqi_push): Remove and integrate into
9141 the existing movqi pattern.
9142 (movhi_push): Likewise.
9144 * reload.c: Fix comment typos.
9146 Mon Jul 23 23:34:07 CEST 2001 Jan Hubicka <jh@suse.cz>
9148 * gcse.c (cprop_insn): Update call of cprop_cc0_jump.
9150 2001-07-23 H.J. Lu (hjl@gnu.org)
9152 * doc/extend.texi: Update __builtin_return_address and
9153 __builtin_frame_address.
9155 2001-07-23 Richard Henderson <rth@redhat.com>
9157 * config/i386/i386.c (ix86_expand_setcc): Don't use method 0
9159 * config/i386/i386.md: New setcc+movzbl peephole2.
9161 2001-07-23 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9163 * objc/Make-lang.in (objc-act.o): Depend on debug.h.
9164 * objc/objc-act.c: Include debug.h.
9165 (synth_module_prologue): Save and restore debug hooks too.
9167 2001-07-23 lars brinkhoff <lars@nocrew.org>
9169 * tm.texi (TARGET_FLOAT_FORMAT): Document IBM_FLOAT_FORMAT
9170 and C4X_FLOAT_FORMAT.
9171 (BOOL_TYPE_SIZE): Document.
9173 Mon Jul 23 11:54:23 2001 Clinton Popetz <cpopetz@cpopetz.com>
9175 * unroll.c (loop_iterations): Fix miscalculation of initial
9178 2001-07-13 Andrew Haley <aph@redhat.com>
9180 * doc/tm.texi (MD_CAN_REDIRECT_BRANCH): New macro.
9181 * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): New macro.
9182 * config/sh/sh.c (sh_can_redirect_branch): New function.
9183 * config/sh/sh-protos.h (sh_can_redirect_branch): Declare.
9184 * reorg.c (steal_delay_list_from_target): Use
9185 MD_CAN_REDIRECT_BRANCH to see if redirection is possible.
9187 Mon Jul 23 17:20:18 CEST 2001 Jan Hubicka <jh@suse.cz>
9189 * flow.c (try_simplify_condjump): Unlink insn chain on
9190 fallthru edge; use can_fallthru.
9192 Mon Jul 23 16:03:19 CEST 2001 Jan Hubicka <jh@suse.cz>
9194 * basic-block.h (find_sub_basic_block): Declare.
9195 * flow.c (make_edges): New arguments MIN and MAX;
9196 (find_sub_basic_blocks): Revamp to use make_edges
9197 and purge_dead_edges.
9198 (find_basic_blocks): Update call of find_sub_basic_block.
9200 * recog.c (split_all_insns): Always expect CFG to be consistent;
9201 call find_sub_basic_blocks in case something has changed.
9202 * toplev.c (rest_of_compilation): Always call split_all_insns once CFG
9205 * basic-block.h (delete_noop_moves): Declare.
9206 * combine.c (combine_instructions): Call it.
9207 (recog_for_combine): Tolerate noop moves
9208 (distribute_notes): Force refresh when register dies at noop move.
9209 * flow.c (delete_noop_moves): Use BB structure; delete JUMP insns
9211 (life_analysis): Update delete_noop_moves call.
9212 (set_noop_p): Move too ...
9213 * rtlanal.c (noop_move_p): ... here.
9214 * rtl.h (noop_move_p): Declare.
9216 * basic-block.h (purge_all_dead_edges, purge_dead_edges): New functions.
9217 * toplev.c (rest_of_compilation): Conditionally call purge_all_dead_edges
9219 * gcse.c (cprop_cc0_jump, cprop_insn): New argument "basic_block".
9220 (cprop_jump): Likewise; call purge_dead_edges if substitution suceeded.
9222 2001-07-23 Hans-Peter Nilsson <hp@bitrange.com>
9224 * reload.c (push_reload): Fix typo in comment.
9225 (find_reloads_address): Ditto.
9226 (reg_overlap_mentioned_for_reload_p): Ditto in head comment.
9228 2001-07-22 Richard Henderson <rth@redhat.com>
9230 * flow.c: Grammar check and clarify a lot of comments.
9231 (try_simplify_condjump): Rename variables to be clearer.
9232 (try_forward_edges): Skip complex and fallthru edges.
9233 Rearrange tests to avoid duplicate checks.
9234 (flow_find_cross_jump): Likewise.
9235 (outgoing_edges_match): Allow match if neither branch has
9236 probability data. Loosen probability match to 5%.
9237 (try_crossjump_to_edge): Hoist repeated indirection into
9239 (try_crossjump_bb): Don't check complex edges. Eliminate
9240 redundant crossjump tests.
9241 (try_optimize_cfg): Fix use of bool. Reorganize cheaper
9242 checks before more expensive checks.
9244 2001-07-22 Richard Henderson <rth@redhat.com>
9246 * fold-const.c (fold): Test vs FLOAT_TYPE_P instead of
9247 INTEGRAL_TYPE_P when folding comparisons with operand_equal_p
9250 2001-07-22 Richard Henderson <rth@redhat.com>
9252 * m68k.c (const_uint32_operand): Abort if mode is <= 32 bits.
9253 (const_sint32_operand): Likewise.
9254 * m68k.md (anon mulsi pattern): Use const_int_operand not
9255 const_sint32_operand.
9256 (umulsi3_highpart): Zero extend a constant input.
9257 (smulsi3_highpart): Don't bother checking SImode constant.
9258 (const_umulsi3_highpart): Give op3 DImode.
9259 (const_smulsi3_highpart): Likewise.
9261 2001-07-22 Richard Henderson <rth@redhat.com>
9263 * flow.c (split_block): Make sure bb_note is included in the
9264 new block when splitting before a label.
9266 Sun Jul 22 23:28:56 CEST 2001 Jan Hubicka <jh@suse.cz>
9268 * basic-block.h (redirect_edge_and_branch_force,
9269 redirect_edge_and_branch, block_label, forwarder_block_p): Declare.
9270 * flow.c (redirect_edge_and_branch_force,
9271 redirect_edge_and_branch, block_label, forwarder_block_p): Make global.
9272 (redirect_edge_and_branch_force): Fix copying of lifeness information.
9273 (block_label): Handle EXIT_BLOCK_PTR by returning NULL.
9274 * ifcvt.c (dead_or_predictable): Take BB as an new destionation
9275 instead of label; update CFG after transformation.
9276 (find_if_case_1): Update call, use redirect_edge_and_branch_force
9277 for finishing the transformation; handle even case where ELSE
9278 does not follow THEN.
9279 (find_if_case_2): Update call of dead_or_predictable; simplify
9282 * emit-rtl.c (split_branch_probability): New global variable.
9283 (try_split): Take care to set split_branch_probability and
9284 create REG_BR_PROB note for new jump insns.
9285 * md.texi (define_split): Document new feature.
9287 * i386.c (ix86_split_fp_branch): Redistribute branch probability notes.
9289 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9291 * varasm.c: Don't inlcude dbxout.h, sdbout.h or xcoffout.h.
9292 (asm_out_file): Remove redundant declaration.
9293 (assemble_asm): Remove old #if 0 block.
9294 (assemble_variable): Remove end of function; debug output is
9295 now handled with global_decl. Remove old #if 0 block. Update.
9296 Remove saved_in_section and associated no-op code.
9297 * Makefile.in (varasm.o): Correct dependencies.
9299 Sun Jul 22 17:55:11 2001 Alexandre Oliva <aoliva@redhat.com>
9301 * config/i386/freebsd-aout.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
9302 the definition in defaults.h.
9304 Sun Jul 22 21:31:04 CEST 2001 Jan Hubicka <jh@suse.cz>
9306 * jump.c: Update comments.
9307 (delete_barrier_successors, delete_unreferenced_labels,
9308 delete_noop_moves, tension_vector_labels, delete_from_jump_chain,
9309 delete_labelref_insn, redirect_tablejump, jump_optimize_1,
9310 jump_optimize, jump_optimize_minimal): Kill.
9311 (rebuild_jump_labels): Move code from jump_optimize_1.
9312 (purge_line_number_notes): Likewise.
9313 (copy_loop_headers): Likewise.
9314 * reg-stack.c: Update comment.
9316 * rtl.h (jump_optimize, jump_optimize_1, JUMP_NOOP_MOVES,
9317 JUMP_AFTER_REGSCAN): Kill.
9318 * toplev.c (rest_of_compilation): Use cleanup_cfg, call
9319 purge_line_number_notes and copy_loop_headers.
9321 2001-07-22 Neil Booth <neil@daikokuya.demon.co.uk>
9322 Richard Henderson <rth@redhat.com>
9324 * dbxout.c (dbxout_global_decl): New.
9325 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9326 * sdbout.c (sdbout_finish): New.
9327 (sdbout_debug_hooks): Use it, add comments.
9328 (sdbout_global_decl): Defer initialised public vars to
9330 * varasm.c (assemble_variable): Don't output debug information
9331 for file-scope variables.
9333 2001-07-22 Richard Henderson <rth@redhat.com>
9335 * config/alpha/alpha.c (get_trap_mode_suffix): New.
9336 (get_round_mode_suffix): New.
9337 (print_operand): Use them for [/]. Remove support for [&'`()+].
9338 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Update.
9339 * config/alpha/alpha.md (attr round_suffix): New.
9340 (attr trap_suffix): New.
9341 (all insns): Set them appropriately. Use %/ instead of the
9344 2001-07-22 Neil Booth <neil@cat.daikokuya.demon.co.uk>
9346 * dbxout.c, sdbout.c, varasm.c: Revert most recent debug patch.
9348 2001-07-22 Richard Henderson <rth@redhat.com>
9350 * regrename.c (regrename_optimize): Compute nregs for each
9351 potential target register.
9353 2001-07-21 Neil Booth <neil@daikokuya.demon.co.uk>
9354 Richard Henderson <rth@redhat.com>
9356 * dbxout.c (dbxout_global_decl): New.
9357 (xcoff_debug_hooks, dbx_debug_hooks): Use it.
9358 * sdbout.c (sdbout_finish): New.
9359 (sdbout_debug_hooks): Use it, add comments.
9360 (sdbout_global_decl): Defer initialised public vars to
9362 * varasm.c (assemble_variable): Don't output debug information
9363 for file-scope variables.
9365 2001-07-21 H.J. Lu (hjl@gnu.org)
9367 * config/mips/mips.c (mips_cpu): Moved into ...
9368 (override_options): Here.
9370 * config/mips/mips.h (mips_cpu_attr): Replace mips_cpu with
9372 (mips_cpu): Removed.
9374 2001-07-21 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9376 * config/m68hc11/m68hc11.md ("andqi3"): Accept d as second operand.
9377 ("iorqi3"): Likewise.
9378 ("xorqi3"): Likewise.
9379 ("*addhi3"): Fix constraint to avoid reloading in a soft register.
9380 ("*subhi3_sp): Likewise.
9381 ("*subhi3"): Likewise.
9382 ("extendhisi2"): Accept D, X and Y as source operand to avoid
9385 2001-07-21 Nathan Sidwell <nathan@codesourcery.com>
9387 * doc/tm.texi: Remove DEFAULT_VTABLE_THUNKS.
9388 * config/freebsd.h: Likewise.
9389 * config/linux.h: Likewise.
9390 * config/openbsd.h: Likewise.
9391 * config/alpha/linux-elf.h: Likewise.
9392 * config/arm/linux-elf.h: Likewise.
9393 * config/d30v/d30v.h: Likewise.
9394 * config/fr30/fr30.h: Likewise.
9395 * config/ia64/aix.h: Likewise.
9396 * config/ia64/ia64.h: Likewise.
9397 * config/mips/linux.h: Likewise.
9398 * config/pj/pj.h: Likewise.
9399 * config/rs6000/linux.h: Likewise.
9400 * config/sparc/linux.h: Likewise.
9401 * config/sparc/linux64.h: Likewise.
9403 2001-07-20 Bruce Korb <bkorb@gnu.org>
9405 * fixinc/fixincl.c(test_for_changes): force unsigned char comparisons
9406 because getc() and char* may disagree on signedness.
9408 2001-07-20 Richard Henderson <rth@redhat.com>
9410 * doc/rtl.texi (REG_DEAD): Update for current semantics.
9412 * flow.c (try_redirect_by_replacing_jump): Correctly compute which
9413 insns to delete in the presence of cc0 in a jump insn.
9415 Fri Jul 20 22:14:49 CEST 2001 Roman Zippel <zippel@linux-m68k.org>
9416 Jan Hubicka <jh@suse.cz>
9418 * m68k.md (zero_extend?i?i2 expander): Use gen_lowpart instead
9419 of doing the change by hand.
9421 Fri Jul 20 21:59:42 CEST 2001 Jan Hubicka <jh@suse.cz>
9423 * rtlanal.c (set_noop_p): Return true for noop jumps.
9425 * expr.c (emit_single_push_insn): Add call to push expander.
9426 * expr.h (optab_index): Add OTI_push
9427 (push_optab): New constant.
9428 * genopinit.c (optabs): Add push_optab.
9429 * optabs.c (init_optab): Init push optab.
9430 * md.texi (push??1): Document
9432 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9434 * config/m68hc11/m68hc11.md ("movdi", "movdi_internal"): Use an
9435 expand to emit the pattern; put a REG_INC note for push/pop
9437 ("movdf", "movdf_internal"): Likewise.
9438 ("movsi", "movsi_internal"): Likewise.
9439 ("movsf", "movsf_internal"): Likewise.
9440 ("movhi", "movqi"): Emit a REG_INC note for push/pop instructions.
9442 2001-07-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
9444 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Don't use
9447 2001-07-20 Daniel Berlin <dan@cgsoftware.com>
9449 * params.def: Change default max inline insns to 100.
9451 2001-07-20 Diego Novillo <dnovillo@redhat.com>
9453 * combine.c (combine_simplify_rtx): Generate a new shift operation
9454 when simplifying the first operand of a (neg (ashift)) expression.
9456 2001-07-20 Roman Lechtchinsky <rl@cs.tu-berlin.de>
9458 * regclass.c (N_REG_INTS): Use only 32 bits per element.
9460 2001-07-20 Kelley Cook <kelley.cook@home.com>
9462 * doc/install.texi (sparc-sun-solaris*): Add in 4.x assembler bug
9463 information. Move rest into ...
9464 (*-*-solaris): ... here. Eliminate redundant information and
9465 reword necessary packages section. Delete 4.x assembler bug info.
9466 (sparc-sun-*): Merge into ...
9467 (sparc-sun-sunos*): here.
9469 2001-07-20 Catherine Moore <clm@redhat.com>
9471 * config/v850/v850.md (casesi): Generate LABEL_REF
9474 Fri Jul 20 14:12:57 CEST 2001 Jan Hubicka <jh@suse.cz>
9476 * i386-protos.h (ix86_zero_extend_to_Pmode): Declare.
9477 * i386.c (ix86_zero_extend_to_Pmode): Make global.
9478 * i386.md (strclrsi expander): Use it.
9480 Fri Jul 20 13:24:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9482 * integrate.c (copy_insn_list): handle
9483 NOTE_INSN_DELETED_LABEL, as if it were CODE_LABEL.
9484 (copy_rtx_and_substitute): Likewise; behave to NOTE_INSN_DELETED_LABEL
9485 identically as to CODE_LABEL.
9487 * fold-const (fold): Convert A/B/C to A/(B*C) and
9490 * except.c (connect_post_landing_pads): Delete the RESX insns.
9492 2001-07-20 Aldy Hernandez <aldyh@redhat.com>
9494 * config/mips/mips.h (ISA_HAS_NMADD_NMSUB): New macro.
9496 * config/mips/mips.md (nmadd/nmsub): Use macro.
9498 2001-07-20 Nathan Sidwell <nathan@codesourcery.com>
9500 * cppinit.c (remove_dup_dir): Make static.
9501 (remove_dup_dirs): Make static. Only warn about preempting a
9502 system directory with a non-system directory.
9504 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
9506 * ifcvt.c (noce_try_store_flag_constants): Correct order
9507 of parameters to trunc_int_for_mode.
9509 2001-07-19 Mark Mitchell <mark@codesourcery.com>
9511 * reorg.c (fill_simple_delay_slots): If an instruction might throw
9512 an exception that will be caught within this function, do not fill
9513 its delay slot with any subsequent instruction.
9515 2001-07-19 Steve Ellcey <sje@cup.hp.com>
9517 * tm.texi (POINTERS_EXTEND_UNSIGNED) Modify definition.
9518 * optabs.c (can_extend_p) Check HAVE_ptr_extend for a specialized
9519 pointer extension instruction.
9520 * combine.c (nonzero_bits,num_sign_bit_copies) Likewise.
9521 * simplify-rtx.c (simplify_unary_operation) Likewise.
9522 * explow.c (convert_memory_address) Check value of
9523 POINTERS_EXTEND_UNSIGNED to avoid some conversions when
9525 * config/ia64/t-hpux (LIBGCC, INSTALL_LIBGCC, MULTILIB_OPTIONS,
9526 MULTILIB_DIRNAMES, MULTILIB_MATCHES) Add multilib support.
9527 * config/ia64/hpux.h (CPP_SPEC, ASM_SPEC, SUBTARGET_SWITCHES)
9528 Add Multilib Support.
9529 (POINTERS_EXTEND_UNSIGNED) Define for ILP32 support.
9530 * config/ia64/ia64.h (MASK_ILP32, TARGET_ILP32, SUBTARGET_SWITCHES)
9531 Add Multilib Support.
9532 (POINTER_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE) Modify for ILP32
9534 * config/ia64/ia64.c (rtx_needs_barrier) Add support for addp4.
9535 * config/ia64/ia64.md (ptr_extend) New instruction to "swizzle"
9536 a 32 bit HP-UX pointer into a 64 bit HP-UX pointer.
9538 2001-07-19 Alexandre Oliva <aoliva@redhat.com>
9540 * simplify-rtx.c (simplify_replace_rtx): Try to obtain mode from
9541 old and new operands in `<', `3' and `b'.
9543 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9545 * Makefile.in (emit-rtl.o, c-decl.o): Depend on debug.h.
9546 (final.o): Don't depend on xcoffout.h, dbxout.h or sdbout.h.
9547 (toplev.o): Don't depend on xcoffout.h.
9548 * c-decl.c: Include debug.h
9549 (duplicate_decls): Use debug hook.
9550 * dbxout.c (dbxout_source_file, dbxout_args): Make static.
9551 (dbx_debug_hooks, xcoff_debug_hooks): Update.
9552 (dbxout_types): Remove.
9553 * dbxout.h (dbxout_source_file, dbxout_types, dbxout_args): Remove.
9554 * debug.c (do_nothing_debug_hooks): Update.
9555 (debug_true_tree, debug_nothing_rtx): New.
9556 * debug.h (struct rtx_def): New.
9557 (struct gcc_debug_hooks): New hooks ignore_block,
9558 outlining_inline_function and label.
9559 (debug_true_tree, debug_nothing_rtx, dwarf2out_frame_init,
9560 dwarf2out_frame_finish): New.
9561 * dwarf2out.c (dwarf2out_ignore_block, dwarf2out_abstract_function):
9562 Make static, update prototype.
9563 (dwarf2_debug_hooks): Update.
9564 * dwarf2out.h (dwarf2out_ignore_block, dwarf2out_abstract_function,
9565 dwarf2out_frame_init, dwarf2out_frame_finish): Remove.
9566 * dwarfout.c (dwarf_debug_hooks): Update.
9567 * emit-rtl.c: Include debug.h.
9568 (remove_unnecessary_notes): Use debug hook.
9569 * final.c: Don't include dbxout.h, xcoffout.h or sdbout.h.
9570 (final_scan_insn): Use debug hook.
9571 * integrate.c (output_inline_function): Use debug hook.
9572 * sdbout.c (sdbout_toplevel_data, sdbout_label): Make static.
9573 (sdb_debug_hooks): Update.
9574 * sdbout.h (sdbout_label, sdbout_toplevel_data): Remove.
9575 * toplev.c: Don't include xcoffout.h.
9576 (note_outlining_of_inline_function, debug_ignore_block): Remove.
9577 * toplev.h (note_outlining_of_inline_function, debug_ignore_block):
9579 * tree.h (dwarf2out_do_frame): Remove.
9581 2001-07-19 Catherine Moore <clm@cygnus.com>
9583 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Restore.
9585 2001-07-19 Geoffrey Keating <geoffk@redhat.com>
9587 * reload1.c (eliminate_regs_in_insn): When updating a set
9588 to the frame pointer to the hardware frame pointer, perform
9589 the update always not just when REPLACE is set.
9591 * reload1.c (choose_reload_regs): Don't inherit a reload
9592 that crosses multiple registers if registers past the first
9593 don't fit in the desired class.
9595 * ifcvt.c (noce_try_store_flag_constants): Use trunc_int_for_mode
9596 when negating constants.
9598 2001-07-19 Toon Moene <toon@moene.indiv.nluug.nl>
9600 * tree.def: Document restriction on {L|R}SHIFT_EXPR's second argument.
9601 * doc/tree.texi: Ditto.
9603 2001-07-19 Mark Kettenis <kettenis@wins.uva.nl>
9604 Jakub Jelinek <jakub@redhat.com>
9606 * unwind-dw2.c (_Unwind_FrameState): Add eh_ptr.
9607 (extract_cie_info): Handle "eh" augmentation properly,
9609 (struct frame_state, __frame_state_for): New.
9611 2001-07-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9613 * config/alpha/osf.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL,
9614 HANDLE_SYSV_PRAGMA): Define.
9615 * mips-tfile.c (add_ext_symbol): Pass complete symbol ptr, inline
9617 (copy_object): Caller changed.
9619 2001-07-19 Andreas Schwab <schwab@suse.de>
9621 * configure.in (assembler dwarf2 debug_line support): Define nop
9623 * configure: Regenerated.
9625 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9627 * Makefile.in (toplev.o, dwarfout.o, final.o): Don't depend on
9629 * dbxout.c (dbxout_function): Rename dbxout_funciton_decl, move
9630 to conditionally compiled block.
9631 (dbx_debug_hooks, xcoff_debug_hooks): Update.
9632 * dbxout.h (dbxout_function): Remove.
9633 * debug.c (do_nothing_debug_hooks): Update.
9634 * debug.h (struct gcc_debug_hooks): New hooks function_decl,
9635 global_decl, deferred_inline_function.
9636 * dwarf2out.c (dwarf2_debug_hooks): Update.
9637 (dwarf2out_global_decl): New.
9638 * dwarfout.c: Don't include dwarfout.h.
9639 (dwarfout_global_decl, dwarfout_function_decl,
9640 dwarfout_deferred_inline_function): New.
9641 (dwarf_debug_hooks): Update.
9642 * dwarfout.h: Remove.
9643 * final.c: Don't include dwarfout.h.
9644 * sdbout.c (sdbout_global_decl): New.
9645 (sdbout_debug_hooks): Update.
9646 * toplev.c: Don't include dwarfout.h.
9647 (check_global_declarations, rest_of_compilation): Use new debug hooks.
9648 (note_deferral_of_defined_inline_function): Remove.
9649 * toplev.h (note_deferral_of_defined_inline_function): Remove.
9650 * ch/Makefile.in (lex.o): No dependence on dwarfout.h.
9651 * ch/lex.c: Don't include dwarfout.h.
9652 * cp/Make-lang.in (decl2.o): No dependence on dwarfout.h, dwarf2out.h.
9653 (semantics.o, optimize.o): Depend on debug.h not dwarfout.h.
9654 * cp/decl2.c: Don't include dwarfout.h and dwarf2out.h.
9655 * cp/optimize.c: Include debug.h.
9656 (maybe_clone_body): Use debug hook.
9657 * cp/semantics.c: Include debug.h.
9658 (expand_body): Use debug hook.
9659 * po/POTFILES.in: Remove dwarfout.h.
9661 2001-07-19 Neil Booth <neil@daikokuya.demon.co.uk>
9663 * c-lex.c (c_lex): Remove CPP_INT, CPP_FLOAT cases.
9664 * c-parse.in (yyerror, _yylex): Similarly.
9665 * cppexp.c (parse_number, parse_defined, lex, _cpp_parse_expr):
9666 Don't use CPP_INT, CPP_FLOAT; CPP_NUMBER is enough.
9668 * cpplib.h (CPP_INT, CPP_FLOAT): Remove.
9669 * cp/spew.c (read_token, yyerror): Remove CPP_INT, CPP_FLOAT cases.
9671 2001-07-18 Jeff Sturm <jsturm@one-point.com>
9673 * dwarf2out.c (dwarf2out_abstract_function): Don't emit
9674 in-class declaration at -g1. Fixes c++/2814.
9676 2001-07-18 Richard Henderson <rth@redhat.com>
9678 * doc/md.texi (reload_in/out): Document restrictions in predicates
9679 and constraints for these patterns. Document empty string matching
9682 2001-07-18 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9684 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Check for ASM_WEAKEN_LABEL.
9686 Wed Jul 18 20:47:36 CEST 2001 Jan Hubicka <jh@suse.cz>
9688 * cse.c: Undo my previous patch.
9690 2001-07-18 Tom Tromey <tromey@redhat.com>
9693 * configure: Rebuilt.
9694 * configure.in: Don't check for iconv.h or iconv(); use AM_ICONV
9696 * aclocal.m4 (AM_ICONV): New macro from Bruno Haible.
9698 Wed Jul 18 18:46:30 CEST 2001 Richard Henderson <rth@cygnus.com>
9699 Jan Hubicka <jh@suse.cz>
9701 * flow.c (redirect_edge_and_branch): Bail out on complex edges.
9702 (try_optimize_cfg): Do not remove tail recursive labels before sibcall.
9703 * jump.c (mark_jump_label): Do not forward branches.
9705 Wed Jul 18 18:35:01 CEST 2001 Jan Hubicka <jh@suse.cz>
9707 * cse.c (delete_trivially_dead_insns): Delete the libcall block
9708 when return value is unused.
9710 Wed Jul 18 18:28:16 CEST 2001 Jan Hubicka <jh@suse.cz>
9712 * gcse.c (pre_insert_copy_insn): Call update_ld_motion_stores.
9714 Wed Jul 18 12:05:29 2001 Nicola Pero <n.pero@mi.flashnet.it>
9716 * gthr-posix.h (__gthread_objc_mutex_trylock): Fixed return value
9717 on error. We can't blindly return the result of
9718 pthread_mutex_trylock because it returns a positive number on
9719 error, while we must return -1 on error.
9720 (__gthread_objc_mutex_lock, __gthread_objc_mutex_unlock): Similar
9722 Reported by Stephen Brandon <stephen@brandonitconsulting.co.uk>.
9724 2001-07-18 Andreas Jaeger <aj@suse.de>
9726 * integrate.c (output_inline_function): Correct type of debug_hooks.
9728 2001-07-18 Toon Moene <toon@moene.indiv.nluug.nl>
9730 * combine.c (combine_simplify_rtx): DIV can be treated
9731 associatively for floats if unsafe math optimisations are enabled.
9733 2001-07-17 Richard Henderson <rth@redhat.com>
9735 * reload.c (push_secondary_reload): Accept empty-string for ALL_REGS.
9737 2001-07-17 Richard Henderson <rth@redhat.com>
9739 * calls.c (prepare_call_address): New parameter SIBCALLP. If true,
9740 don't force the function address into a register.
9741 (expand_call, emit_library_call_value_1): Update callers.
9742 * builtins.c (expand_builtin_apply): Likewise.
9743 * expr.h (prepare_call_address): Update decl.
9745 2001-07-17 Chandrakala Chavva <cchavva@redhat.com>
9747 * config.gcc: For *-*-chorusos triplet, get chorus.h file from
9749 * config/i386/chorus.h: Move up.
9750 * config/sparc/chorus.h: Likewise.
9751 * config/rs6000/chorus.h: Likewise.
9752 * config/chorus.h: Moved here.
9754 2001-07-17 Andreas Schwab <schwab@suse.de>
9756 * configure.in (assembler eh_frame optimization): Handle big
9758 * configure: Regenerated.
9760 Tue Jul 17 23:43:31 CEST 2001 Jan Hubicka <jh@suse.cz>
9762 * expr.c (epxand_expr): Convert divisions into multiplications by
9763 reciprocals if -ffast-math.
9765 2001-07-17 Neil Booth <neil@daikokuya.demon.co.uk>
9767 * dbxout.c (dbxout_really_begin_function): Rename to
9768 dbxout_begin_function.
9769 (dbx_debug_hooks, xcoff_debug_hooks): Update.
9770 (dbxout_begin_function): Remove.
9771 (dbxout_function): Update.
9772 (dbxout_source_line): Update prototype.
9773 * dbxout.h (dbxout_begin_function): Remove.
9774 * debug.c (do_nothing_debug_hooks): Update.
9775 (debug_nothing_tree): Update.
9776 (debug_nothing_charstar_rtx): Remove.
9777 * debug.h (union tree_node): Declare.
9778 (struct rtx_def): Remove.
9779 (gcc_debug_hooks): New hooks begin_prologue, end_prologue,
9780 begin_function. Change source_line prototype.
9781 (debug_nothing_tree): New.
9782 (debug_nothing_charstar_rtx): Delete.
9783 (dwarf2out_begin_prologue): Moved from ...
9785 * dwarf2out.c (dwarf2_debug_hooks): Update.
9786 (dwarf2out_begin_prologue): Update prototype. If genuine dwarf2
9787 debug info, call dwarf2out_source_line.
9788 (dwarf2out_souce_line): Update prototype.
9789 * dwarfout.c (dwarfout_begin_function): Rename dwarfout_end_prologue.
9790 Change prototype, make static.
9791 (dwarfout_source_line): Update prototype.
9792 (dwarf_debug_hooks): Update.
9793 * dwarfout.h (dwarfout_begin_function): Remove.
9794 * final.c (final_start_function, final_scan_insn): Use appropriate
9795 debug hooks, update to use notice_source_line.
9796 (output_source_line): Rename notice_source_line. Don't call the
9797 source_line debug hook.
9798 * sdbout.c (sdbout_begin_function): Rename sdbout_begin_prologue,
9799 make static, update prototype.
9800 (sdbout_mark_begin_function): Rename sdbout_begin_function, update
9802 (sdbout_end_prologue): New.
9803 (sdbout_source_line): Update prototype.
9804 (sdbout_debug_hooks): Update.
9805 (sdbout_symbol): Remove unused var.
9806 * sdbout.h (sdbout_begin_function, sdbout_mark_begin_function):
9808 * varasm.c: Include debug.h.
9809 (assemble_start_function): Use begin_function debug_hook.
9810 * xcoffout.c (xcoffout_begin_prologue): Rename xcoffout_begin_function,
9811 update with prototype.
9812 (xcoffout_source_line): Update prototype.
9813 * xcoffout.h (xcoffout_begin_prologue): Rename xcoffout_begin_function,
9815 (xcoffout_source_line): Update prototype.
9817 2001-07-17 Richard Henderson <rth@redhat.com>
9819 * c-typeck.c (build_binary_op): Do not shorten unsigned
9820 right shift after sign extension.
9822 Tue Jul 17 16:56:05 CEST 2001 Jan Hubicka <jh@suse.cz>
9824 * combine.c (combine_simplify_rtx): Attempt to simplify
9825 a*(b/c) as (a*b)/c for floats in unsafe_math mode.
9827 * simplify-rtx.c (avoid_constatn_pool_reference): New static function.
9828 (simplify_binary_operation, simplify_unary_operation,
9829 simplify_relational_operation): Use it.
9831 * combine.c (combine_simplify_rtx): Don't do associative law
9832 on divisions; allow associative law on floats.
9834 2001-07-17 H.J. Lu <hjl@gnu.org>
9835 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9837 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define iff ASM_WEAKEN_LABEL and
9838 ASM_OUTPUT_WEAK_ALIAS are defined.
9839 * defaults.h (ASM_OUTPUT_WEAK_ALIAS): Define if possible.
9840 * config/mips/iris6.h (ASM_OUTPUT_WEAK_ALIAS, ASM_WEAKEN_LABEL):
9842 * config/mips/iris5.h: ... here.
9843 (HANDLE_SYSV_PRAGMA): Defined as 1.
9844 * varasm.c (weak_finish): Use ASM_OUTPUT_WEAK_ALIAS.
9845 * doc/tm.texi (ASM_OUTPUT_WEAK_ALIAS): Support the undefined weak
9848 2001-07-17 Joseph S. Myers <jsm28@cam.ac.uk>
9850 * c-parse.in (all_prefix_attributes): New variable.
9851 (PUSH_DECLSPEC_STACK, POP_DECLSPEC_STACK): New macros.
9852 (maybe_resetattrs): New production.
9853 (c_parse_init, datadef, fndef, datadecl, setspecs, setattrs, decl,
9854 maybe_type_quals_setattrs, initdecls, notype_initdecls, initdcl,
9855 notype_initdcl, nested_function, notype_nested_function,
9856 component_decl, components, components_notype,
9857 component_declarator, component_notype_declarator,
9858 absdcl_maybe_attribute, parm, firstparm, setspecs_fp, ivar_decl,
9859 ivars, mydecl, myparm): Update. Avoid prefix attributes just
9860 after a comma being applied to more than one declarator.
9861 * doc/extend.texi (Attribute Syntax): Update. Remove
9862 documentation of bugs that are no longer present.
9864 2001-07-13 Eric Christopher <echristo@redhat.com>
9866 * config/mips/mips.h: Change TUNE_MIPS* options to use
9868 (EXTRA_SPECS): Add cc1_cpu_spec.
9869 * config/mips/mips.md (muldf3): Fix typo.
9871 2001-07-16 Richard Henderson <rth@redhat.com>
9873 * config/m68k/m68k.c: Include expr.h and reload.h.
9874 (print_operand_address) [16 bit int]: Cast INTVAL to int for %d.
9875 [general int]: Use HOST_WIDE_INT_PRINT_DEC.
9877 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
9878 Richard Henderson <rth@redhat.com>
9880 * cse.c (set_live_p): Take INSN argument for cc0; update callers.
9881 (insn_live_p): Fix fall off end of function.
9882 (dead_libcall_p): Remove COUNTS argument; update callers.
9883 (delete_trivially_dead_insns): Remove unused variables.
9885 2001-07-17 Andreas Jaeger <aj@suse.de>
9887 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix output format for
9890 * lcm.c (optimize_mode_switching): Avoid warning for unused
9891 variable if !NORMAL_MODE.
9893 * flow.c (try_crossjump_to_edge): Remove unused variable.
9895 2001-07-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
9897 * inclhack.def (ultrix_atexit_param): New hack to fix ultrix 4.3
9898 atexit declaration in stdlib.h.
9900 2001-07-16 Richard Begg <Richard.Begg@colesmyer.com.au>
9902 * fixinc/inclhack.def(hpux_vsnprintf): brokenness in stdio.h
9904 Mon Jul 16 22:48:00 CEST 2001 Jan Hubicka <jh@suse.cz>
9906 * basic-block.h (CLEANUP_PRE_SIBCALL): New constant.
9907 * except.c (finish_eh_generation): Update call of cleanup_cfg;
9908 do rebuild_jump_labels instead of jump_optimize
9909 * sibcall.c (optimize_sibling_and_tail_recursive_call): Likewise.
9910 * toplev.c (rest_of_compulation): Likewise for -Wreturn_type.
9911 * flow.c (try_optimize_cfg): Remove unneeded code_labels.
9913 * flow.c: Include timevar.h
9914 (find_basic_block): Push/pop timevar;
9915 (cleanup_cfg): Likewise.
9916 * timevar.def (TV_CFG, TV_CLEANUP_CFG): New.
9917 * Makefile: Add dependencies on timevar.h
9919 * integrate.c (save_for_inline): Kill all BASIC_BLOCK notes.
9920 (copy_insn_list): Avoid killing of BASIC_BLOCK notes.
9922 * rtl.h (delete_trivially_dead_insns): Add new parameter.
9923 * toplev.c (rest_of_compilation): Update calls.
9924 * cse.c (set_live_p, insn_live_p, dead_libcall_p): Break out from ...
9925 (delete_trivially_dead_insns): ... here; accept new argument
9926 preserve_basic_blocks; preserve basic blocks if set.
9928 * reg-stack.c (stack_regs_mentioned): Return 0 if
9929 stack_regs_mentioned_data is not initialized.
9930 (reg_to_stack): Make stack_regs_mentioned survive after the
9931 reg-stack is completted; do not call cleanup_cfg.
9932 * toplev.c (rest_of_compilation): Do cleanup_cfg before bb-reorder;
9933 make cleanup_cfg after bb-reorder to output to debug file.
9935 2001-07-16 Richard Henderson <rth@redhat.com>
9937 * regclass.c (init_reg_sets): Use only 32 bits per initializer
9938 from int_reg_class_contents.
9940 2001-07-16 Richard Henderson <rth@redhat.com>
9942 * hard-reg-set.h (regs_invalidated_by_call): Declare.
9943 * regclass.c (regs_invalidated_by_call): Move from cse.c.
9944 (init_reg_sets_1): Move initialization from cse_main.
9945 * cse.c (regs_invalidated_by_call): Move to regclass.c.
9946 (cse_main): Move its initialization also.
9947 * df.c (df_insn_refs_record): Use regs_invalidated_by_call.
9948 * flow.c (propagate_one_insn): Likewise.
9949 * gcse.c (compute_hash_table): Likewise.
9950 (compute_kill_rd, compute_store_table): Likewise.
9951 * sched-deps.c (sched_analyze_1): Likewise.
9953 Mon Jul 16 18:07:07 2001 J"orn Rennecke <amylaar@redhat.com>
9955 * gcse.c (pre_insert_copy_insn): Use gen_move_insn instead of
9958 2001-07-16 Steve Ellcey <sje@cup.hp.com>
9960 * dominance.c (calc_dfs_tree_nonrec): Reverse order of tests
9961 in if statement so we don't access undefined memory.
9963 2001-07-16 Daniel Berlin <dan@cgsoftware.com>
9965 * gcse.c: Update comment at top.
9966 Update comment on mem handling.
9967 mem_last_set, mem_first_set, mem_set_in_block: gone.
9968 Declaration of reg_set_info: gone.
9969 (oprs_unchanged_p): Don't use mem_*set_* anymore. They are
9970 pointless with load_killed_in_block_p (they are *more*
9971 conservative then it, not less, and less accurate).
9972 (oprs_not_set_p): Ditto.
9973 (alloc_gcse_mem): Don't allocate mem_set_in_block
9974 (free_gcse_mem): Don't free it, either.
9975 (record_last_mem_set_info): Update comment in front, remove
9976 mem_*set_* stuff. Note the reason we don't handle stores directly
9978 (compute_hash_table): Update comments to reflect reality. Remove
9979 mem_*set_* references.
9980 (reset_opr_set_tables): Remove mem_*set_* references.
9982 (mark_set): Ditto. Also remove double sets of bitmaps for REG's.
9983 (mark_clobber): Ditto (on both parts, we double set here too).
9984 (expr_killed_p): Remove mem_set_in_block test.
9985 (compute_transp): Remove mem_set_in_block test.
9987 * ssa-ccp.c: (optimize_unexecutable_edges): Add note about removal
9988 of edge, and removal of phi alternative to dump file.
9989 (ssa_ccp_substitute_constants): Add note about register now being
9990 constant, and which uses were replaced in what insns to dump file.
9992 2001-07-16 Andreas Jaeger <aj@suse.de>
9994 * gcov.c (output_data): Use HOST_WIDEST_INT_PRINT_DEC to output
9995 variables of type HOST_WIDEST_INT.
9997 * libgcc2.c (__bb_exit_func): Handle gcov_type as long long.
9998 (__bb_exit_func): Correct type of count_max to avoid overflow.
9999 (num_digits): Handle long long argument.
10001 * combine.c (gen_lowpart_for_combine): Remove unused variable.
10003 2001-07-16 Neil Booth <neil@cat.daikokuya.demon.co.uk>
10005 * output.h (sdb_begin_function_line): Restore as an extern
10007 * sdbout.c (sdb_begin_function_line): Make extern.
10009 2001-07-15 Richard Henderson <rth@redhat.com>
10011 * machmode.def (Pmode): Redefine if GENERATOR_FILE.
10012 * genrecog.c (maybe_both_true_mode): New.
10013 (maybe_both_true_2): Use it.
10014 (write_switch): Don't put Pmode in a switch.
10015 * rtl.c (mode arrays): Don't explicitly size them.
10017 Sun Jul 15 14:07:36 CEST 2001 Jan Hubicka <jh@suse.cz>
10019 * toplev.c (rest_of_compilation): Fix register_life_up_to_date
10020 handling; move unconditional splitting before mode switching.
10022 * i386.md (type): Add fistp type.
10023 (i387, length_attr, scheduling definitions): Handle this type.
10024 (fix_trunc?f?i2): Revamp to use mode switching.
10025 (fix_trunct?f?i_nonmemory, fix_trunc?f?i_memory): New patterns.
10026 * i386.h (fp_cw_mode): New enum
10027 (OPTIMIZE_MODE_SWITCHING, NUM_MODES_FOR_MODE_SWITCHING, MODE_NEEDED,
10028 MODE_PRIORITY_TO_MODE, ENUM_MODE_SET): New macros.
10030 Sun Jul 15 12:53:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10032 * Makefile.in (integrate.o): Add debug.h.
10033 * integrate.c (debug.h): Add.
10034 (output_inline_function): Save, reset, and restore debug_hooks.
10036 2001-07-15 Richard Henderson <rth@redhat.com>
10038 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use CCmode
10039 instead of COMPARE for the EQUIV expression.
10041 2001-07-15 Richard Henderson <rth@redhat.com>
10043 * flow.c (redirect_edge_and_branch_force): Initialize
10044 global_live_at_start and global_live_at_end.
10045 (allocate_bb_life_data): Export.
10046 * basic-block.h (allocate_bb_life_data): Declare.
10047 * toplev.c (rest_of_compilation): Call it.
10049 2001-07-15 Richard Henderson <rth@redhat.com>
10051 * config/alpha/alpha.c (alpha_tablejump_addr_vec): New.
10052 (alpha_tablejump_best_label): New.
10053 * config/alpha/alpha-protos.h: Declare them.
10054 * config/alpha/alpha.md: Use braced strings for code blocks.
10055 (tablejump_osf): Break out add with r29.
10056 (tablejump_osf_internal): Remove.
10057 (tablejump_osf_nt_internal): Rename from tablejump_nt_internal,
10058 use alpha_tablejump_addr_vec and alpha_tablejump_best_label.
10060 Sun Jul 15 00:53:35 CEST 2001 Jan Hubicka <jh@suse.cz>
10062 * loop.c (scan_loop): Add USEs inside PARALLELs into dependencies
10065 * toplev.c (rest_of_compilation): Allow new pseudoes for mode switching.
10067 * i386-protos.h (ix86_split_fp_branch): Update prototype.
10068 (ix86_fp_jump_nontrivial_p): New.
10069 * i386.md (fp_jcc_?): Update call of split_fp_branch;
10070 use ix86_fp_jump_nontrivial_p.
10071 * i386.c (ix86_fp_jump_nontrivial_p): New.
10072 (ix86_split_fp_branch): Accept code instead of rtx.
10073 (ix86_expand_compare): Expand comparison early in case
10074 doing so is resonably cheap.
10076 2001-07-15 Nick Clifton <nickc@cambridge.redhat.com>
10078 * config/rs6000/sysv4.h (CPP_ENDIAN_BIG_SPEC): Assert 'endian'
10080 (CPP_ENDIAN_LITTLE_SPEC): Assert 'endian' not 'machine'.
10081 (CPP_ENDIAN_SOLARIS_SPEC): Assert 'endian' not 'machine'.
10083 2001-07-15 Neil Booth <neil@daikokuya.demon.co.uk>
10085 * dbxout.c (dbxout_source_line): Make static, update prototype.
10086 (dbx_debug_hooks, xcoff_debug_hooks): Add new hooks.
10087 (dbxout_init, dbxout_finish, dbxout_source_line,
10088 dbxout_begin_block, dbxout_end_block): Update for new prototypes.
10089 * dbxout.h (dbxout_source_line): Delete.
10090 * debug.c (debug_nothing_file, debug_nothing_file_int,
10091 debug_nothing_file_charstar_rtx): New.
10092 (do_nothing_debug_hooks): Update.
10093 (debug_nothing_void, debug_nothing_charstar_rtx,
10094 dwarf2out_end_epilogue): New.
10095 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10096 * debug.h (struct rtx_def): Declare.
10097 (gcc_debug_hooks): New hooks source_line, end_epilogue
10099 (debug_nothing_void, debug_nothing_charstar_rtx,
10100 dwarf2out_end_epilogue): New.
10101 (debug_nothing_file_charstar, debug_nothing_file_int_int): Rename.
10102 * dwarf2out.c (dwarf2out_source_line): Make static, update prototype.
10103 (dwarf2_debug_hooks): Update.
10104 (dwarf2out_init, dwarf2out_finish, dwarf2out_source_line,
10105 dwarf2out_begin_block, dwarf2out_end_block): Update for new prototypes.
10106 * dwarf2out.h (dwarf2out_source_line): Remove.
10107 * dwarfout.c (dwarfout_end_epilogue, dwarfout_end_function):
10108 Make static, update prototype.
10109 (dwarfout_init, dwarfout_finish, dwarfout_source_line,
10110 dwarfout_begin_block, dwarfout_end_block): Update for new prototypes.
10111 (dwarf_debug_hooks): Update.
10112 * dwarfout.h (dwarfout_end_epilogue, dwarfout_source_line,
10113 dwarfout_end_function): Remove.
10114 * final.c (profile_function): Use debug hooks for ending functions
10116 (output_source_line, final_end_function): Update prototype,
10118 (final_start_function, final_scan_insn): Update.
10119 * output.h (sdb_begin_function_line): Remove.
10120 (final_end_function): Update prototype.
10121 * sdbout.c (sdb_begin_function_line): Make static.
10122 (PUT_SDB_EPILOGUE_END): Move to sdbout_end_epilogue.
10123 (sdbout_source_line): New.
10124 (sdbout_end_epilogue, sdbout_end_function): Make static, update
10126 (sdb_debug_hooks): Update.
10127 (sdbout_init, sdbout_source_line,
10128 sdbout_begin_block, sdbout_end_block): Update for new prototypes.
10129 * sdbout.h (sdbout_end_epilogue, sdbout_end_function): Remove.
10130 * toplev.c (compile_file, rest_of_compilation): Update.
10131 * tree.h (dwarf2out_end_epilogue): Move to debug.h.
10132 * xcoffout.c (xcoffout_source_line, xcoffout_begin_block,
10133 xcoffout_end_block, xcoffout_end_epilogue, xcoffout_end_function):
10134 Update for prototype changes.
10135 * xcoffout.h (xcoffout_source_line, xcoffout_begin_block,
10136 xcoffout_end_block, xcoffout_end_epilogue): Update prototypes.
10138 2001-07-15 Richard Henderson <rth@redhat.com>
10140 * config/alpha/alpha.h (TARGET_ABI_OSF): New.
10141 (TARGET_ABI_WINDOWS_NT, TARGET_ABI_OPEN_VMS): Rename; update users.
10142 * config/alpha/alpha-protos.h: Update TARGET_ABI_* users.
10143 * config/alpha/alpha.c: Likewise.
10144 * config/alpha/alpha.md: Likewise.
10145 * config/alpha/alpha32.h: Likewise.
10146 * config/alpha/vms.h: Likewise.
10147 (OPEN_VMS): Remove.
10149 2001-07-14 Richard Henderson <rth@redhat.com>
10151 * config/alpha/alpha.md: Use define_constants for unspec values.
10152 Substitute throughout.
10154 2001-07-14 Tim Josling <tej@melbpc.org.au>
10156 * tree.def (EXPON_EXPR) remove. Never supported anyway.
10158 2001-07-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
10160 * pa.md: Remove unused constraints from define_split's.
10162 2001-04-14 Richard Henderson <rth@redhat.com>
10164 * ifcvt.c (find_cond_trap): Test for exit block.
10166 Sun Jul 15 00:50:20 CEST 2001 Jan Hubicka <jh@suse.cz>
10168 Re-install recently reverted patch.
10169 * emit-rtl.c (try_split): Update mark_jump_label call.
10170 * flow.c (find_sub_basic_blocks): Likewise.
10171 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10172 jump_back_p): Kill.
10173 (mark_all_labels): Kill second parameter.
10174 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10175 (rebuild_jump_labels, jump_optimize_minimal): Update call
10176 of jump_optimize_1.
10177 (jump_optimize_1): Kill crossjumping code.
10178 (mark_jump_label): Kill cross_jump parameter.
10179 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10180 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10181 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10183 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10185 (dump_file_info): Likewise.
10186 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10187 reorganize passes to do reg-stack first, bb-reorder second.
10188 * invoke.texi (-d letters doc): Remove the jump2 pass.
10190 2001-07-14 Richard Henderson <rth@redhat.com>
10192 * ifcvt.c (find_cond_trap): New.
10193 (find_if_header): Call it.
10194 (merge_if_block): Relax existing jump sanity check.
10195 * jump.c (jump_optimize_1): Remove conditional trap handling.
10197 2001-07-14 Alan Modra <amodra@bigpond.net.au>
10199 * config/pa/pa.c (emit_hpdiv_const): Return reg is r2 for 64-bit
10201 (insn_refs_are_delayed): Correct comment.
10202 * config/pa/pa.h (INSN_REFERENCES_ARE_DELAYED): Likewise.
10203 * config/pa/pa.md (mulsi3): If TARGET_64BIT, clobber r2
10204 instead of r31. Make associated insn !TARGET_64BIT, and
10205 provide an additional 64-bit insn that clobbers r2.
10206 (divsi3): Likewise.
10207 (udivsi3): Likewise.
10208 (modsi3): Likewise.
10209 (umodsi3): Likewise.
10211 Sat Jul 14 02:58:38 CEST 2001 Jan Hubicka <jh@suse.cz>
10213 * bb-reorder.c (skip_insn_after_block): Get past the line number notes.
10215 * flow.c (redirect_edge_and_branch_force, split_edge,
10216 try_crossjump_to_edge): Use set_block_for_new_insns.
10217 * bb-reorder.c (emit_jump_to_block_after): Call set_block_for_new_insns.
10219 2001-07-13 H.J. Lu (hjl@gnu.org)
10221 * config/elfos.h (UNIQUE_SECTION): Enable .bss section with
10224 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10226 Revert H.J. Lu's UNIQUE_SECTION patch of 2001-07-13.
10228 2001-07-13 Joseph S. Myers <jsm28@cam.ac.uk>
10230 * c-common.c (decl_attributes): Take a pointer to the node to
10231 which attributes are to be attached, and a flags argument.
10232 * c-common.h (enum attribute_flags): New.
10233 (decl_attributes): Update prototype.
10234 * c-decl.c (start_decl, push_parm_decl, finish_struct,
10235 finish_enum, start_function): Update calls to decl_attributes.
10236 * c-parse.in (component_declarator, component_notype_declarator,
10237 label): Update calls to decl_attributes.
10239 Fri Jul 13 23:04:00 2001 Denis Chertykov <denisc@overta.ru>
10241 * config/avr/avr.md (strlenhi): PARALLEL keyword removed.
10242 * config/avr/avr.c (legitimate_address_p): Return value changed
10243 from letter to register classes. For better debugging.
10245 2001-07-13 Kazu Hirata <kazu@hxi.com>
10247 * jump.c (reversed_comparison_code_parts): Fix comment typos.
10249 2001-07-13 H.J. Lu (hjl@gnu.org)
10251 * config/elfos.h (UNIQUE_SECTION): Enable .bss section.
10253 2001-07-13 Marc Espie <espie@cvs.openbsd.org>
10255 * config.gcc (*-*-openbsd*): Add fragment to compile libgcc
10256 correctly for shared configurations.
10257 * config/t-libgcc-pic: New.
10258 * config/{i386,m68k,sparc}/t-openbsd: New.
10259 * config/openbsd.h: Include cpu_spec in cpp_spec where needed.
10260 Support -shared. Support debugging libraries with -g.
10261 * config/i386/openbsd.h: Correct ASM_COMMENT_START. Ensure dwarf2
10262 frame information does not emit pointer diffs.
10263 * config/sparc/openbsd.h: Ensure dwarf2 frame information does not
10264 emit pointer diffs.
10266 2001-07-13 Geoffrey Keating <geoffk@redhat.com>
10268 Revert Jan Hubicka's patch of Fri Jul 13 14:46:21 CEST 2001.
10270 2001-07-13 David Edelsohn <edelsohn@gnu.org>
10272 * combine.c (try_combine): Ensure const_int pow2 is positive.
10274 2001-07-13 Hartmut Penner <hpenner@de.ibm.com>
10276 * config.gcc: Add configuration for s/390.
10277 * config/s390/s390.c: New. Subroutines for code generation.
10278 * config/s390/s390.h: New. Definitions for s/390.
10279 * config/s390/s390-protos.h: New. Prototypes.
10280 * config/s390/linux.h: New. Definitions for linux for s/390.
10281 * config/s390/linux64.h: New. Definitions for linux for zSeries.
10282 * config/s390/t-linux: New. Makefile fragment.
10283 * config/s390/s390.md: New. Machine description for s/390 and zSeries.
10284 * config/s390/fixdfdi.h: New. Fix L_fix*di.
10286 Fri Jul 13 14:46:21 CEST 2001 Jan Hubicka <jh@suse.cz>
10288 * emit-rtl.c (try_split): Update mark_jump_label call.
10289 * flow.c (find_sub_basic_blocks): Likewise.
10290 * jump.c (cross_jump_death_matters, find_cross_jump, do_cross_jump,
10291 jump_back_p): Kill.
10292 (mark_all_labels): Kill second parameter.
10293 (jump_optimize, jump_optimize_1): Kill cross_jump parameter.
10294 (rebuild_jump_labels, jump_optimize_minimal): Update call
10295 of jump_optimize_1.
10296 (jump_optimize_1): Kill crossjumping code.
10297 (mark_jump_label): Kill cross_jump parameter.
10298 * rtl.h (mark_jump_label, jump_optimize): Update prototypes.
10299 (JUMP_CROSS_JUMP, JUMP_CROSS_JUMP_DEATH_MATTERS): Kill.
10300 * reg-stack.c (reg_to_stack): Do not rebuild if not needed; do
10302 * toplev.c (enum dump_file_index): Kill DFI_jump2; put DFI_stack before
10304 (rest_of_compilation): Update calls to jump_optimize; kill jump2 pass;
10305 reorganize passes to do reg-stack first, bb-reorder second.
10306 * invoke.texi (-d letters doc): Remove the jump2 pass.
10308 2001-07-12 Steve Ellcey <sje@cup.hp.com>
10310 * toplev.c (compile_file): Put call of ASM_FILE_START inside ifdef.
10312 Thu Jul 12 17:57:16 CEST 2001 Jan Hubicka <jh@suse.cz>
10314 * flow.c (try_optimize_cfg): Delete whole chain of trivially dead
10316 (verify_flow_info): Make diagnostics prettier.
10318 Thu Jul 12 16:48:54 CEST 2001 Jan Hubicka <jh@suse.cz>
10320 * flow.c (find_basic_blocks_1): Do not emit NOP after call.
10322 * flow.c (outgoing_edges_match): Return early if condition reversal
10325 2001-07-06 Richard Sandiford <rsandifo@redhat.com>
10327 * config/mips/mips.c (print_operand): Extend '%D' to memory operands.
10328 (mips_move_2words): When splitting a move into two instructions,
10329 prefix the second address operand with '%D'.
10331 2001-07-12 Neil Booth <neil@daikokuya.demon.co.uk>
10333 * Makefile.in (final.o): Depend on debug.h.
10334 * dbxout.c (dbxout_begin_block, dbxout_end_block): New.
10335 (dbx_debug_hooks): Add new hooks.
10336 (xcoff_debug_hooks): New.
10337 * debug.c (debug_nothing_file_int_int): New.
10338 (do_nothing_debug_hooks): Update.
10339 * debug.h (gcc_debug_hooks): New hooks begin_block and end_block.
10340 (debug_nothing_file_int_int): New.
10341 * dwarf2out.c (dwarf2out_begin_block, dwarf2out_end_block): Make
10342 static, update prototype.
10343 (dwarf2_debug_hooks): Update.
10344 * dwarf2out.h (dwarf2out_begin_block, dwarf2out_end_block): Remove.
10345 * dwarfout.c (dwarfout_begin_block, dwarfout_end_block): Make
10346 static, update prototype.
10347 (dwarf_debug_hooks): Update.
10348 * dwarfout.h (dwarfout_begin_block, dwarfout_end_block): Remove.
10349 * final.c: Include debug.h.
10350 (final_scan_insn): Use debug hooks when beginning and ending blocks.
10351 * sdbout.c (sdbout_begin_block, sdbout_end_block): Make
10352 static, update prototype.
10353 (sdb_debug_hooks): Update.
10354 * sdbout.h (sdbout_begin_block, sdbout_end_block): Remove.
10355 * toplev.c: Distinguish between xcoff and dbx.
10357 * f/lex.c (ffelex_file_pop_, ffelex_file_push_, ffelex_hash_):
10358 Call all debug hooks, not just dwarf ones.
10360 2001-07-11 Timothy Wall <twall@redhat.com>
10362 * config.gcc: Add configuration for AIX5/IA64.
10363 * config/ia64/aix.h: New. AIX5/IA64-specific configuration.
10364 * config/ia64/crt[in].asm: New. Generic static ctor/dtor
10365 support prefix/suffix code.
10366 * config/ia64/t-aix: New. Makefile fragment.
10367 * config/ia64/unwind-aix.c: New. Unwind table entry lookup.
10369 2001-07-11 Kazu Hirata <kazu@hxi.com>
10371 * recog.c (validate_change): Fix a comment typo.
10373 2001-07-11 Neil Booth <neil@daikokuya.demon.co.uk>
10375 * Makefile.in (c-lex.o): Wrap long lines. Depend on debug.h.
10376 * c-lex.c (cb_file_change, cb_define, cb_undef): Use debug
10378 * dbxout.c (dbx_debug_hooks): Add new hooks.
10379 (dbxout_start_new_source_file): Rename dbxout_start_source_file,
10381 (dbxout_resume_previous_source_file): Rename dbxout_end_source_file,
10383 * dbxout.h (dbxout_start_new_source_file,
10384 dbxout_resume_previous_source_file): Delete.
10385 * debug.c (do_nothing_debug_hooks): Add new hooks.
10386 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
10387 (debug_nothing_int_charstar, debug_nothing_int): New.
10388 * debug.h (gcc_debug_hooks): New hooks define, undef,
10389 start_source_file and end_source_file.
10390 (debug_nothing_init_finish): Rename debug_nothing_file_charstar.
10391 (debug_nothing_int_charstar, debug_nothing_int): New.
10392 * dwarf2out.c (dwarf2_debug_hooks): Add new hooks. Move into
10393 the conditionally compiled section.
10394 (dwarf2out_start_source_file, dwarf2out_end_source_file,
10395 dwarf2out_define, dwarf2out_undef): Make static.
10396 * dwarf2out.h (dwarf2out_start_source_file, dwarf2out_end_source_file,
10397 dwarf2out_define, dwarf2out_undef): Remove.
10398 * dwarfout.c (dwarf_debug_hooks): Add new hooks.
10399 (dwarfout_start_source_file, dwarfout_end_source_file,
10400 dwarfout_define, dwarfout_undef): Make static.
10401 (dwarfout_start_source_file_check,
10402 dwarfout_end_source_file_check): New.
10403 (dwarfout_define, dwarfout_finish): Update.
10404 * dwarfout.h (dwarfout_start_new_source_file,
10405 dwarfout_resume_previous_source_file, dwarfout_define,
10406 dwarfout_undef): Remove.
10407 * sdbout.c (sdb_debug_hooks): Add new hooks.
10408 (sdbout_start_new_source_file): Rename sdbout_start_source_file,
10410 (sdbout_resume_previous_source_file): Rename sdbout_end_source_file,
10411 make static, take an arg.
10412 * sdbout.h (sdbout_start_new_source_file,
10413 sdbout_resume_previous_source_file): Delete.
10414 * toplev.c (debug_start_source_file, debug_end_source_file,
10415 debug_define, debug_undef): Delete.
10416 * toplev.h (debug_start_source_file, debug_end_source_file,
10417 debug_define, debug_undef): Delete.
10419 * java/jcf-parse.c: Include debug.h.
10420 (parse_class_file): Update to use debug hooks directly.
10421 * java/Make-lang.in (jcf-parse.o): Depend on debug.h.
10423 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10425 * alias.c (set_mem_alias_set): New function.
10426 * rtl.h (set_mem_alias_set): Declare it.
10427 * builtins.c (expand_builtin_return_addr): Call it instead of
10428 using MEM_ALIAS_SET accessor.
10429 (expand_builtin_setjmp_setup, expand_builtin_longjmp): Likewise.
10430 (get_memory_rtx, expand_builtin_va_arg): Likewise.
10431 (expand_builtin_va_copy):Likewise.
10432 * caller-save.c (setup_save_areas): Likewise.
10433 * calls.c (compute_argument_addresses): Likewise.
10434 * explow.c (set_mem_attributes): Likewise.
10435 * expr.c (emit_single_push_insn, emit_push_insn): Likewise.
10436 (expand_assignment, store_constructor_field, store_field): Likewise.
10437 (expand_expr_unaligned): Likewise.
10438 * function.c (assign_stack_temp_for_type): Likewise.
10439 (put_reg_into_stack, gen_mem_addressof): Likewise.
10440 * ifcvt.c (noce_try_cmove_arith): Likewise.
10441 * reload1.c (reload, alter_reg): Likewise.
10442 * config/alpha/alpha.c (get_aligned_mem): Likewise.
10443 (alpha_set_memflags_1, alpha_expand_unaligned_load): Likewise.
10444 (alpha_expand_unaligned_store): Likewise
10445 (alpha_expand_unaligned_load_words): Likewise.
10446 (alpha_expand_unaligned_store_words): Likewise.
10447 (alpha_expand_block_clear, alpha_expand_prologue): Likewise.
10448 (alpha_expand_epilogue): Likewise.
10449 * config/arc/arc.c (arc_setup_incoming_varargs): Likewise.
10450 * config/clipper/clipper.c (clipper_builtin_saveregs): Likewise.
10451 * config/i386/i386.c (legitimize_pic_address): Likewise.
10452 * config/i960/i960.c (setup_incoming_varargs): Likewise.
10453 * config/ia64/ia64.c (spill_restore_mem): Likewise.
10454 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
10455 * config/m8k/m88k.c (m88k_builtin_saveregs): Likewise.
10456 * config/mips/mips.c (mips_va_arg): Likewise.
10457 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10458 * config/pa/pa.c (hppa_builtin_saveregs): Likewise.
10459 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
10460 (setup_incoming_varargs, rs6000_va_arg): Likewise.
10461 (rs6000_emit_eh_toc_restore, rs6000_emit_prologue): Likewise.
10462 (rs6000_emit_epilogue): Likewise.
10463 * config/sh/sh.c (sh_builtin_saveregs): Likewise.
10464 * config/sparc/sparc.c (sparc_va_arg): Likewise.
10465 * config/v850/v850.c (v850_va_arg): Likewise.
10467 Wed Jul 11 21:27:25 CEST 2001 Jan Hubicka <jh@suse.cz>
10469 * flow.c (merge_blocks_move_successor_nojumps): Do not crash
10470 when fallthru edge is present.
10471 (mege_blocks): Handle case where creation of jump insn
10474 * basic-block.h (CLEANUP_EXPENSIVE, CLEANUP_CROSSJUMP,
10475 CLEANUP_POST_REGSTACK): New constants.
10476 * except.c (finish_eh_generation): Update call of cleanup_cfg,
10477 * jump.c (rtx_renumbered_equal_p): Handle 't' fields.
10478 * output.h (cleanup_cfg): Update prototype.
10479 * reg-stack.c (reg_to_stack): Use cleanup_cfg instead of jump_optimize
10480 * sibcall.c (optimize_sibling_and_tail_recursive_call): Update
10481 cleanup_cfg call; kill missleading comment.
10482 * toplev.c (rest_of_compilation): Update all cleanup_cfg calls.
10483 * flow.c (merge_blocks, try_optimize_cfg, cleanup_cfg): Accept mode
10484 parameter; control optimizations performed using it.
10485 (flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
10486 try_crossjump_bb): New functions.
10488 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
10490 * pa.c (pa_output_function_prologue): Delete prototype. Make function
10492 * pa.h (ASM_OUTPUT_MI_THUNK): Rename output_function_prologue to
10493 pa_output_function_prologue.
10494 * pa-protos.h (pa_output_function_prologue): New prototype.
10496 2001-07-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
10498 * stmt.c (emit_case_nodes): Widen high and low instead of new_bound
10499 and low to get correct sign extension in low+high test.
10501 2001-07-11 Janis Johnson <janis@us.ibm.com>
10503 * gcov.c (arcdata): Use gcov_type to fix branch percentage
10504 for large hit count.
10506 * profile.c (branch_prob): Fix .bbg info for computed gotos
10509 2001-07-11 Mark Mitchell <mark@codesourcery.com>
10511 * stmt.c (parse_output_constraint): New function, split out
10513 (expand_asm_operands): ... here. Use parse_output_constraint.
10514 * tree.h (parse_output_constraint): Declare it.
10516 2001-07-11 Richard Henderson <rth@redhat.com>
10518 * bitmap.c: Comment some functions; fiddle whitespace.
10519 (bitmap_free): Don't export.
10520 (bitmap_element_allocate): Use memset.
10521 * bitmap.h (bitmap_free): Don't declare.
10523 2001-07-11 Daniel Berlin <dan@cgsoftware.com>
10525 * gcse.c, lcm.c, sched-deps.c:
10526 s/free on sbitmap vectors/sbitmap_vector_free on sbitmap vectors/g
10528 * flow.c (flow_loops_find): Free dom if we found no loops, since
10529 we aren't going to save it.
10531 * lcm.c (pre_edge_rev_lcm): Free st_antin, st_antout when we are
10534 Wed Jul 11 09:00:48 2001 Jeffrey A Law (law@cygnus.com)
10536 * ssa-ccp.c (ssa_fast_dce): Free worklist when completed.
10538 Wed Jul 11 10:07:18 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10540 * dwarf2out.c (dwarf2out_init, dwarf2out_finish): Add dummy version
10541 #ifndef DWARF2_DEBUGGING_INFO.
10543 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
10545 * simplify-rtx.c (simplify_gen_subreg): Return null for QUEUED rtxes.
10547 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
10549 * config/mips/mips.c (gen_int_relational): Tell the caller not to
10550 reverse a branch if a NE comparison is implemented with GTU.
10552 2001-07-11 Richard Sandiford <rsandifo@redhat.com>
10553 H.J. Lu <hjl@gnu.org>
10555 * mips.md (call_internal1): Use CONSTANT_ADDRESS_P to check for
10556 constant addresses.
10557 (call_internal2): Likewise.
10558 (call_value_internal1): Likewise.
10559 (call_value_internal2): Likewise.
10560 (call_value_multiple_internal1): Likewise.
10561 (call_value_multiple_internal2): Likewise.
10563 2001-07-10 Kazu Hirata <kazu@hxi.com>
10565 * calls.c (emit_library_call_value_1): Fix a comment typo.
10566 * dwarf2out.c (mem_loc_descriptor): Likewise.
10567 * config/i386/i386.c (ix86_expand_aligntest): Likewise.
10569 2001-07-11 David Billinghurst <David.Billinghurst@riotinto.com>
10571 * simplify-rtx.c (simplify_subreg): Fix typo in comment
10573 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10575 * recog.c (offsettable_address_p): Handle LO_SUM case.
10576 * config/mips/mips.c (double_memory_operand): Use adjust_address_nv
10577 instead of plus_constant.
10579 2001-07-10 Stephane Carrez <Stephane.Carrez@worldnet.fr>
10581 * reload1.c (merge_assigned_reloads): After a RELOAD_OTHER merge,
10582 fix setting of the reloads of that reload to RELOAD_FOR_OTHER_ADDRESS.
10584 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10586 * config/rs6000/rs6000.c (print_operand, case 'L', 'Y', 'Z'): Use
10587 adjust_address_nv instead of plus_constant.
10589 2001-07-10 Neil Booth <neil@daikokuya.demon.co.uk>
10591 * Makefile.in (toplev.o, sdbout.o, dbxout.o, dwarfout.o,
10592 dwarf2out.o): Depend on debug.h, wrap long lines.
10593 * dbxout.c: Include debug.h.
10594 (dbx_debug_hooks): New.
10595 (dbxout_init): Make static, take just 2 args.
10596 (dbxout_finish): Make static.
10597 * dbxout.h (dbxout_init, dbxout_finish): Delete.
10598 * debug.c: New file.
10599 * debug.h: New file.
10600 * dwarf2out.c: Include debug.h.
10601 (dwarf2_debug_hooks): New.
10602 (dwarf2out_init): Make static.
10603 (dwarf2out_finish): Make static, take 2 args.
10604 * dwarf2out.h (dwarf2out_init, dwarf2out_finish): Delete.
10605 * dwarfout.c: Include debug.h.
10606 (dwarf_debug_hooks): New.
10607 (dwarfout_init): Make static.
10608 (dwarfout_finish): Make static, take 2 args.
10609 * dwarfout.h (dwarfout_init, dwarfout_finish): Delete.
10610 * sdbout.c: Include debug.h.
10611 (sdb_debug_hooks): New.
10612 (sdbout_init): Make static, take 2 args.
10613 * sdbout.h (sdbout_init): Delete.
10614 * toplev.c: Include debug.h.
10615 (debug_hooks): New.
10616 (compile_file): Set deubg_hooks based on command line options.
10617 Use the hooks unconditionally rather than conditional compilation.
10619 Tue Jul 10 09:04:45 2001 Jeffrey A Law (law@cygnus.com)
10621 * ssa-ccp.c (first_phi_node): Remove. Replace uses with calls to
10622 first_insn_after_basic_block_note instead.
10624 * df.c (df_bb_refs_unlink): #if 0 out for now.
10626 2001-07-10 David Billinghurst <David.Billinghurst@riotinto.com
10628 * ssa.h: Add prototype for ssa_const_prop
10629 * ssa-ccp.c: Add prototype for ssa_fast_dce and mark_references
10630 (ssa_ccp_substitute_constants): Fix signed vs unsigned comparison
10631 (ssa_fast_dce): Remove unused variable
10633 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
10635 * diagnostic.c (finish_diagnostic): Rename to
10636 diagnostic_finish. Make it take an 'output_buffer *'. Adjust
10639 2001-07-10 Jason Merrill <jason_merrill@redhat.com>
10641 * dwarf2out.c (dwarf2out_line): Emit -dA comment even when we have
10644 * collect2.c (main): Set COLLECT_NO_DEMANGLE for subprocesses.
10645 (dump_file): Only pad the demangled name with spaces if the
10646 mangled name was padded with spaces.
10648 2001-07-10 Bernd Schmidt <bernds@redhat.com>
10650 * bb-reorder.c (make_reorder_chain_1): Correct branch/fallthru
10653 Tue Jul 10 07:27:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10655 * expr.c (expand_expr, case COMPONENT_REF): Don't force using bitfield
10656 extraction if no direct load if either EXPAND_CONST_ADDRESS or
10657 EXPAND_INITIALIZER.
10659 * emit-rtl.c (adjust_address, adjust_address_nv): Change criteria for
10660 whether can put offset inside LO_SUM to check mode alignment, not size.
10662 2001-07-10 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
10664 * doc/tm.texi (Misc): Fix thinko.
10666 2001-07-10 Jan van Male <jan.vanmale@fenk.wau.nl>
10668 * regmove.c (replace_in_call_usage): Fix warnings.
10669 * sched-deps.c (add_dependence): Fix warnings.
10670 * simplify-rtx.c (simplify_subreg): Likewise.
10671 Return NULL_RTX instead of NULL.
10673 * reg-stack.c (emit_swap_insn): Eliminate warnings.
10674 (subst_asm_stack_regs): Likewise.
10676 * combine.c (num_sign_bit_copies): Cast bitwidth to int to avoid
10679 * dwarf2out.c (output_call_frame_info): Declare i as int.
10680 (build_abbrev_table): Declare n_alloc as int.
10681 (dwarf2out_finish): Initialize die.
10682 * except.c: Declare sjlj_funcdef_number as unsigned.
10683 (connect_post_landing_pads): Declare j as unsigned.
10684 (convert_to_eh_region_ranges): Initialize call_site.
10685 (output_function_exception_table): Initialize tt_format_size.
10686 * expr.c (move_by_pieces_1): Initialize to1.
10687 (store_constructor): Initialize minelt and maxelt.
10688 * flow.c (mark_regs_live_at_end): Declare i as unsigned.
10689 * function.c (instantiate_decls): Avoid signed/unsigned warning.
10691 * c-decl.c (combine_parm_decls): Unused, remove.
10692 * c-tree.h: Remove prototype for combine_parm_decls.
10694 * reload.c (push_reload): Fix warning.
10695 (regno_clobbered_p): Likewise.
10696 * reload1.c (replace_pseudos_in_call_usage): Likewise.
10697 (reload_combine): Likewise.
10699 * bitmap.c: Rename bitmap_zero to bitmap_zero_bits to fix warnings.
10700 * bitmap.h: Rename bitmap_zero to bitmap_zero_bits to fix
10702 * bitmap.c (bitmap_operation): Change user.
10703 * bitmap.h (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
10705 2001-07-10 Eric Christopher <echristo@redhat.com>
10707 * config/mips/mips.c (override_options): Fix typo.
10709 2001-07-09 Stan Shebs <shebs@apple.com>
10711 * target.h (struct gcc_target): New fields init_builtins and
10713 * target-def.h (TARGET_INIT_BUILTINS): New macro.
10714 (TARGET_EXPAND_BUILTIN): New macro.
10715 (TARGET_INITIALIZER): Add them.
10716 * builtins.c: Include target.h.
10717 (expand_builtin): Use targetm.expand_builtin.
10718 (default_init_builtins): New function.
10719 (default_expand_builtin): New function.
10720 * expr.h (default_init_builtins): Declare.
10721 (default_expand_builtin): Declare.
10722 * c-common.c (c_common_nodes_and_builtins): Use
10723 targetm.init_builtins.
10724 * defaults.h (MD_INIT_BUILTINS): Remove.
10725 * Makefile.in (builtins.o): Depend on target.h.
10727 * config/arm/arm.c (TARGET_INIT_BUILTINS): Define.
10728 (TARGET_EXPAND_BUILTIN): Define.
10729 * config/arm/arm.h (MD_INIT_BUILTINS): Remove.
10730 (MD_EXPAND_BUILTIN): Remove.
10732 * config/c4x/c4x.c (TARGET_INIT_BUILTINS): Define.
10733 (TARGET_EXPAND_BUILTIN): Define.
10734 (c4x_init_builtins): Make endlink arg a local.
10735 (c4x_print_operand): Fix typos in adjust_address usages.
10736 * config/c4x/c4x-protos.h (c4x_init_builtins): Update decl.
10737 * config/c4x/c4x.h (MD_INIT_BUILTINS): Remove.
10738 (MD_EXPAND_BUILTIN): Remove.
10740 * config/i386/i386.c (TARGET_INIT_BUILTINS): Define.
10741 (TARGET_EXPAND_BUILTIN): Define.
10742 (ix86_init_mmx_sse_builtins): New function, was ix86_init_builtins.
10743 (ix86_init_builtins): Call new function only if TARGET_MMX.
10744 * config/i386/i386-protos.h (ix86_init_mmx_sse_builtins): Declare.
10745 * config/i386/i386.h (MD_INIT_BUILTINS): Remove.
10746 (MD_EXPAND_BUILTIN): Remove.
10748 * config/ia64/ia64.c (TARGET_INIT_BUILTINS): Define.
10749 (TARGET_EXPAND_BUILTIN): Define.
10750 * config/ia64/ia64.h (MD_INIT_BUILTINS): Remove.
10751 (MD_EXPAND_BUILTIN): Remove.
10753 * doc/tm.texi: Document these changes.
10755 2001-07-09 Diego Novillo <dnovillo@redhat.com>
10757 * basic-block.h (tree_node): Forward declare if needed.
10758 (struct basic_block_def): Add fields 'head_tree' and 'end_tree'.
10759 (BLOCK_HEAD_TREE): Define.
10760 (BLOCK_END_TREE): Define.
10761 (struct loops): Rename field 'tree' to 'tree_root'.
10762 * flow.c (entry_exit_blocks): Add initializers for 'head_tree' and
10764 (flow_loops_tree_build): Rename reference to field 'tree' to
10766 (flow_loops_level_compute): Ditto.
10767 * predict.c (estimate_bb_frequencies): Ditto.
10768 * tree.h (struct tree_common): Add field 'aux'.
10770 2001-07-09 Stan Shebs <shebs@apple.com>
10772 * config/darwin.c (darwin_encode_section_info): Don't mark any
10773 DECL_EXTERNAL node as defined.
10775 2001-07-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
10777 * pa.c (pa_init_machine_status, pa_mark_machine_status,
10778 pa_free_machine_status, hppa_init_pic_save): Delete.
10779 (hppa_pic_save_rtx): New. Use get_hard_reg_initial_val.
10780 (hppa_profile_hook): Use hppa_pic_save_rtx.
10781 * pa.h (struct machine_function, PIC_OFFSET_TABLE_SAVE_RTX,
10782 hppa_init_pic_save): Delete.
10783 (hppa_pic_save_rtx): Declare.
10784 * pa.md (call, call_value, sibcall, sibcall_value,
10785 builtin_setjmp_receiver): Use hppa_pic_save_rtx.
10787 2001-07-09 Kazu Hirata <kazu@hxi.com>
10789 * config/h8300/t-h8300 (LIB1ASMFUNCS): Add _floatdisf and _fixsfdi.
10790 * config/mn10200/t-mn10200 (LIB1ASMFUNCS): Likewise.
10792 2001-07-09 Andreas Jaeger <aj@suse.de>
10794 * output.h: Add declaration of final_forward_branch_p.
10796 * config/i386/i386.c (output_fix_trunc): Remove unused variable.
10798 * varray.c: Include errors.h for internal_error and trim_filename
10801 * Makefile.in (varray.o): Add errors.h.
10803 2001-07-09 Toon Moene <toon@moene.indiv.nluug.nl>
10805 * expr.h: Adjust prototypes for have_add2_insn, have_sub2_insn.
10806 * optabs.c (have_add2_insn): Check whether the add insn chosen
10807 really accepts the operands. (have_sub2_insn): Ditto for sub insn.
10808 * reload1.c (reload_cse_move2add): Adjust calls of have_add2_insn.
10810 Mon Jul 9 13:26:40 2001 Jeffrey A Law (law@cygnus.com)
10812 * Makefile.in (OBJS): Add ssa-ccp.o
10813 (ssa-ccp.o): Add dependencies.
10814 * toplev.c (DFI_ssa_ccp): New dump file enum.
10815 (dump_file): Add entry for dumping after SSA CCP.
10816 (flag_ssa_ccp): New flag variable.
10817 (f_options): Add -fssa-ccp.
10818 (rest_of_compilation): Run SSA CCP if requested.
10819 * timevar.def (TV_SSA_CCP): New timevar.
10820 * ssa.c (mark_phi_and_copy_regs): Handle deleted PHI nodes.
10821 * doc/gcc.texi (Passes): Add documentation for SSA CCP pass.
10822 Fix minor typo in SSA DCE documentation.
10823 * doc/invoke.texi: Add documentation for new flag -fssa-ccp.
10824 Add documentation for new dump option. Renumber dump files
10827 Mon Jul 9 21:36:00 CEST 2001 Jan Hubicka <jh@suse.cz>
10829 * emit-rtl.c (gen_highpart_mode): New.
10830 * rtl.h (gen_highpart_mode): Declare.
10831 * sparc.md (insn splitters): Use gen_highpart_mode, whenever the
10832 operand can be VOIDmode constant.
10834 Mon Jul 9 17:23:10 CEST 2001 Jan Hubicka <jh@suse.cz>
10836 * flow.c (redirect_edge_and_branch_force): New.
10837 (can_fallthru): Ensure that basic blocks are succeeding.
10838 (try_optimize_cfg): Do not delete basic block if it is the last one.
10840 * flow.c (try_redirect_by_replacing_jump): Do not remove
10841 jumps with side effects, unlink chain on fallthru edge;
10842 set block for new jump instruction; avoid basic block to
10843 over by line number note.
10845 * flow.c (try_simplify_condjump): Verify that the condjump
10846 is not always falling trought.
10849 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
10851 * flow.c (forwarder_block_p): Fix for fallthru blocks.
10852 (try_redirect_by_replacing_jump): Update properly the count
10853 and frequency information.
10855 Mon Jul 9 06:41:07 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
10857 * emit-rtl.c (adjust_address, adjust_address_nv): Handle an
10858 address that is a LO_SUM specially.
10859 * explow.c (plus_constant_wide, case LO_SUM): Deleted.
10861 * c-lang.c (start_cdtor): Remove extra parameter from start_function.
10863 * emit-rtl.c (adjust_address_nv, replace_equiv_address_nv): New fcns.
10864 (operand_subword): Use them.
10865 (change_address_1): Renamed from change_address; new arg VALIDATE.
10866 * expr.h: Reflect above changes; change_address now macro.
10867 * alias.c (canon_rtx): Use replace_equiv_address_nv instead of
10869 * cselib.c (add_mem_for_addr): Likewise.
10870 * expr.c (protect_from_queue, emit_move_insn_1): Likewise.
10871 * regmove.c (try_apply_stack_adjustment): Likewise.
10872 * reload.c (push_reload, make_memloc): Likewise.
10873 * reload1.c (eliminate_regs): Likewise.
10874 * simplify-rtx.c (simplify_replace_rtx): Likewise.
10875 * caller-save.c (setup_save_areas): Use adjust_address_nv instead of
10877 * combine.c (make_extraction, simplify_shift_const): Likewise.
10878 (gen_lowpart_for_combine): Likewise.
10879 * cse.c (gen_lowpart_if_possible): Likewise.
10880 * function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
10881 * expr.c (expand_expr, case COMPONENT_REF): Likewise.
10882 * optabs.c (gen_move_insn): Likewise.
10883 * reload1.c (alter_reg): Likewise.
10884 * simplify-rtx.c (simplify_subreg): Likewise.
10885 * stmt.c (expand_anon_union_decl): Likewise.
10886 * recog.c (validate_replace_rtx_1): Likewise.
10888 * Makefile.in (recog.o): Add $(EXPR_H).
10889 * explow.c (stabilize): Call replace_equiv_address.
10890 * expr.c (move_by_pieces_1, store_by_pieces_2): Likewise.
10891 * final.c (alter_subreg): OFFSET is HOST_WIDE_INT.
10893 2001-07-03 Andrew Haley <aph@redhat.com>
10895 * expmed.c (store_fixed_bit_field): Don't use a mode bigger than
10896 the mode of the memory location.
10898 2001-07-09 Bo Thorsen <bo@suse.co.uk>
10900 * config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix x86-64 vtable support.
10902 2001-07-09 Neil Booth <neil@daikokuya.demon.co.uk>
10904 * final.c (output_addr_const): Use target opening and
10905 closing parentheses.
10906 * target-def.h: Define TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN
10907 defaults, add to TARGET_ASM_OUT.
10908 * target.h (struct gcc_target): Add open_paren and close_paren.
10909 * doc/md.texi: Update.
10910 * doc/tm.texi: Document TARGET_ASM_FUNCTION_END_PROLOGUE,
10911 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE, TARGET_ASM_OPEN_PAREN and
10912 TARGET_ASM_CLOSE_PAREN.
10913 * config/i386/i386.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
10915 * config/pdp11/pdp11.c (TARGET_ASM_OPEN_PAREN, TARGET_ASM_CLOSE_PAREN):
10917 * config/1750a/1750a.h (ASM_OPEN_PAREN, ASM_CLOSE_PAREN): Remove.
10918 * config/a29k/a29k.h: Similarly.
10919 * config/alpha/alpha.h: Similarly.
10920 * config/arc/arc.h: Similarly.
10921 * config/arm/aof.h: Similarly.
10922 * config/arm/aout.h: Similarly.
10923 * config/avr/avr.h: Similarly.
10924 * config/c4x/c4x.h: Similarly.
10925 * config/clipper/clipper.h: Similarly.
10926 * config/convex/convex.h: Similarly.
10927 * config/d30v/d30v.h: Similarly.
10928 * config/dsp16xx/dsp16xx.h: Similarly.
10929 * config/elxsi/elxsi.h: Similarly.
10930 * config/fr30/fr30.h: Similarly.
10931 * config/h8300/h8300.h: Similarly.
10932 * config/i370/i370.h: Similarly.
10933 * config/i386/i386.h: Similarly.
10934 * config/i860/i860.h: Similarly.
10935 * config/i960/i960.h: Similarly.
10936 * config/ia64/ia64.h: Similarly.
10937 * config/m32r/m32r.h: Similarly.
10938 * config/m68hc11/m68hc11.h: Similarly.
10939 * config/m68k/m68k.h: Similarly.
10940 * config/m88k/m88k.h: Similarly.
10941 * config/mcore/mcore.h: Similarly.
10942 * config/mips/mips.h: Similarly.
10943 * config/mn10200/mn10200.h: Similarly.
10944 * config/mn10300/mn10300.h: Similarly.
10945 * config/ns32k/ns32k.h: Similarly.
10946 * config/pa/pa.h: Similarly.
10947 * config/pdp11/pdp11.h: Similarly.
10948 * config/pj/pj.h: Similarly.
10949 * config/romp/romp.h: Similarly.
10950 * config/rs6000/rs6000.h: Similarly.
10951 * config/sh/sh.h: Similarly.
10952 * config/sparc/sparc.h: Similarly.
10953 * config/v850/v850.h: Similarly.
10954 * config/vax/vax.h: Similarly.
10955 * config/we32k/we32k.h: Similarly.
10957 2001-07-09 Joseph S. Myers <jsm28@cam.ac.uk>
10959 * doc/c-tree.texi: Document representation of attributes.
10961 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10963 * doc/tm.texi: Update some places for the rename of target to
10966 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
10968 * target.h (struct gcc_target): Add insert_attributes.
10969 * target-def.h (TARGET_INSERT_ATTRIBUTES): Define.
10970 (TARGET_INITIALIZER): Update.
10971 * tree.c, tree.h (default_insert_attributes): New function.
10972 Update comments on other default functions to refer to targetm,
10974 * doc/tm.texi (INSERT_ATTRIBUTES): Update to document
10975 TARGET_INSERT_ATTRIBUTES.
10976 (SET_DEFAULT_DECL_ATTRIBUTES): Remove.
10977 * c-common.c (decl_attributes): Use targetm.insert_attributes.
10978 Don't use PRAGMA_INSERT_ATTRIBUTES.
10979 * Makefile.in (c-common.o): Depend on $(TARGET_H).
10980 * c-decl.c (start_decl, start_function): Don't call
10981 SET_DEFAULT_DECL_ATTRIBUTES.
10982 * config/c4x/c4x.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
10983 * config/c4x/c4x-protos.h (c4x_set_default_attributes): Don't
10985 * config/c4x/c4x.c (TARGET_INSERT_ATTRIBUTES): Define.
10986 (c4x_check_attribute): Avoid modifying attribute list itself.
10987 (c4x_set_default_attributes): Rename to c4x_insert_attributes.
10989 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Don't define.
10990 * config/sh/sh-protos.h (sh_pragma_insert_attributes): Don't
10992 * config/sh/sh.c (TARGET_INSERT_ATTRIBUTES): Define.
10993 (sh_pragma_insert_attributes): Rename to sh_insert_attributes.
10995 * config/v850/v850.h (SET_DEFAULT_DECL_ATTRIBUTES): Don't define.
10996 * config/v850/v850-protos.h (v850_set_default_decl_attr): Don't
10998 * config/v850/v850.c (TARGET_INSERT_ATTRIBUTES): Define.
10999 (v850_set_default_decl_attr): Rename to v850_insert_attributes.
11000 Adjust parameters. Make static.
11002 2001-07-08 Joseph S. Myers <jsm28@cam.ac.uk>
11004 * c-common.c (decl_attributes): Only take a single attributes
11006 * c-common.h (decl_attributes): Update prototype.
11007 * c-decl.c (start_decl, start_function): Only take a single
11008 attributes parameter. Update calls to decl_attributes.
11009 (finish_struct, finish_enum): Update calls to decl_attributes.
11010 (push_parm_decl): Expect unified list of attributes. Update call
11011 to decl_attributes.
11012 * c-parse.in (fndef, initdcl, notype_initdcl, nested_function,
11013 notype_nested_function, component_declarator,
11014 component_notype_declarator, label): Update calls to
11016 (absdcl_maybe_attribute, parm, firstparm, myparm): Unify attribute
11017 lists that are passed to push_parm_decl.
11018 * c-tree.h (start_function, start_decl): Update prototypes.
11019 * config/sh/sh-protos.h, config/sh/sh.c
11020 (sh_pragma_insert_attributes): Only take a single attributes
11022 * config/sh/sh.h (PRAGMA_INSERT_ATTRIBUTES): Likewise.
11023 * doc/tm.texi (INSERT_ATTRIBUTES): Update.
11024 * objc/objc-act.c (define_decl, generate_objc_symtab_decl,
11025 build_module_descriptor, generate_static_references,
11026 generate_strings, build_selector_translation_table,
11027 generate_descriptor_table, generate_protocols,
11028 generate_ivars_list, generate_dispatch_table,
11029 generate_protocol_list, generate_category,
11030 generate_shared_structures, really_start_method, add_objc_decls,
11031 generate_classref_translation_entry): Update calls to start_decl
11032 and start_function.
11033 (build_tmp_function_decl, start_method_def): Unify attribute lists
11034 that are passed to push_parm_decl.
11036 2001-07-08 Neil Booth <neil@daikokuya.demon.co.uk>
11038 * final.c (no_asm_to_stream): New.
11039 (final_scan_insn): Use target structures for prologue ends
11040 and epilogue starts.
11041 * output.h (no_asm_to_stream): New.
11042 * target-def.h (TARGET_ASM_FUNCTION_END_PROLOGUE,
11043 TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): New.
11044 (TARGET_ASM_OUT): Update.
11045 * target.h (struct gcc_target): New members function_end_prologue
11046 and function_begin_epilogue.
11047 * config/1750/1750.h (ASM_OUTPUT_FUNNAM): Delete as unused.
11048 * config/alpha/alpha-protos.h (output_end_prologue): Delete.
11049 * config/alpha/alpha.c (output_end_prologue): Rename to
11050 alpha_output_function_end_prologue. Use in target struct
11052 * config/alpha/alpha.h (FUNCTION_END_PROLOGUE): Delete.
11053 * config/ia64/ia64-protos.h (ia64_output_end_prologue): Delete.
11054 * config/ia64/ia64.c (ia64_output_end_prologue): Rename to
11055 ia64_output_function_end_prologue. Use in target struct
11057 (ia64_function_prologue, ia64_funciton_epilogue): Rename
11058 mistyped prototypes.
11059 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Delete.
11060 * config/m88k/m88k-protos.h (m88k_end_prologue, m88k_begin_epilogue):
11062 * config/m88k/m88k.c (m88k_end_prologue, m88k_begin_epilogue): Rename
11063 an use in target struct, make static.
11064 * config/ia64/ia64.h (FUNCTION_END_PROLOGUE, FUNCTION_BEGIN_EPILOGUE):
11067 2001-07-08 Richard Henderson <rth@redhat.com>
11069 * stmt.c (emit_case_nodes): Convert modes properly in low+high test.
11071 2001-07-08 Richard Henderson <rth@redhat.com>
11073 * config/i386/i386.md: Remove constraints strings from define_split
11074 and define_peephole2 patterns.
11075 (eh_return_si, eh_return_di): Split eh_return_1 for modes.
11076 (eh_return): Use them.
11078 2001-07-08 Richard Henderson <rth@redhat.com>
11080 * doc/tm.texi (Exception Handling): New subnode of Stack and Calling.
11081 Document MD_FALLBACK_FRAME_STATE_FOR.
11083 2001-07-07 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11085 * config/m68hc11/m68hc11.c (m68hc11_initial_elimination_offset):
11086 Take into account m68hc11_sp_correction for FRAME_POINTER_REGNUM
11088 * config/m68hc11/m68hc11.h (STARTING_FRAME_OFFSET): Use 0.
11090 2001-07-07 Nick Clifton <nickc@cambridge.redhat.com>
11092 * config/ia64/sysv4.h (ASM_OUTPUT_LABELREF): Append # to end
11093 of the label inside NAME as opposed to just the end of NAME.
11095 2001-07-07 Neil Booth <neil@daikokuya.demon.co.uk>
11097 * config/alpha/alpha-protos.h (vms_valid_decl_attribute_p): Delete.
11098 * config/alpha/alpha.c (alpha_init_machine_status,
11099 alpha_mark_machine_status, alpha_free_machine_status): Delete.
11100 (TARGET_VALID_DECL_ATTRIBUTE): Define for VMS.
11101 (vms_valid_decl_attribute_p): Make static, conditionally compile.
11102 * config/alpha/alpha.h (VALID_MACHINE_DECL_ATTRIBUTE): Delete.
11104 2001-07-06 Stan Shebs <shebs@apple.com>
11106 * target.h (targetm): Rename global from "target", so as not to
11107 conflict with local variables.
11109 * c-typeck.c: Ditto.
11112 * cp/decl.c: Ditto.
11113 * cp/decl2.c: Ditto.
11114 * cp/typeck.c: Ditto.
11115 * 1750a/1750a.c: Ditto.
11116 * a29k/a29k.c: Ditto.
11117 * arc/arc.c: Ditto.
11118 * arm/arm.c: Ditto.
11119 * avr/avr.c: Ditto.
11120 * clipper/clipper.c: Ditto.
11121 * convex/convex.c: Ditto.
11122 * d30v/d30v.c: Ditto.
11123 * dsp16xx/dsp16xx.c: Ditto.
11124 * elxsi/elxsi.c: Ditto.
11125 * fr30/fr30.c: Ditto.
11126 * h8300/h8300.c: Ditto.
11127 * i370/i370.c: Ditto.
11128 * i386/i386.c: Ditto.
11129 * i860/i860.c: Ditto.
11130 * i960/i960.c: Ditto.
11131 * ia64/ia64.c: Ditto.
11132 * m32r/m32r.c: Ditto.
11133 * m68hc11/m68hc11.c: Ditto.
11134 * m68k/m68k.c: Ditto.
11135 * m88k/m88k.c: Ditto.
11136 * mips/mips.c: Ditto.
11137 * ns32k/ns32k.c: Ditto.
11139 * pdp11/pdp11.c: Ditto.
11140 * romp/romp.c: Ditto.
11141 * rs6000/rs6000.c: Ditto.
11143 * sparc/sparc.c: Ditto.
11144 * vax/vax.c: Ditto.
11145 * we32k/we32k.c: Ditto.
11146 * doc/tm.texi: Update the manual to match.
11148 2001-07-06 Richard Henderson <rth@redhat.com>
11150 * except.h (MUST_USE_SJLJ_EXCEPTIONS): Examine the value of
11151 DWARF2_UNWIND_INFO not just whether it is defined.
11153 2001-07-06 Diego Novillo <dnovillo@redhat.com>
11155 * combine.c (combine_simplify_rtx): Also recompute 'mode' if the
11156 call to simplify_binary_operation returns a new pattern.
11158 2001-07-06 Roman Lechtchinsky <rl@cs.tu-berlin.de>
11160 * glimits.h (__SHRT_MAX__): New.
11161 (SHRT_MIN, USHRT_MAX): Define in terms of SHRT_MAX.
11162 (SHRT_MAX): Define in terms of __SHRT_MAX__.
11164 2001-07-06 Jan van Male <jan.vanmale@fenk.wau.nl>
11166 * alias.c (base_alias_check): Cast GET_MODE_UNIT_SIZE to int to
11169 2001-07-06 Richard Henderson <rth@redhat.com>
11171 * bitmap.c (bitmap_release_memory): Move adjacent to the
11172 allocation functions.
11173 (bitmap_first_set_bit, bitmap_last_set_bit): Streamline knowing
11174 the implementation. Binary search for the set bit.
11175 (bitmap_union_of_diff): Allocate the temporary on the stack
11176 instead of using xmalloc.
11178 2001-07-06 Richard Henderson <rth@redhat.com>
11180 * genrecog.c (validate_pattern): Warn for constraints in
11181 define_{expand,split,peephole2}. Remove strict_low_part
11182 before looking up match_dup.
11184 2001-07-06 DJ Delorie <dj@redhat.com>
11186 * doc/gcc.texi (Makefile): Rename to be a more general purpose
11187 chapter about various build hints and history. Add section
11188 talking about the various types of native and cross builds.
11190 2001-07-06 Neil Booth <neil@daikokuya.demon.co.uk>
11192 * Makefile.in (final.o): Depend on target.h.
11193 * final.c: Include target.h.
11194 (default_function_pro_epilogue): New.
11195 (final_start_function): Use target structure for function prologues.
11196 (final_end_function): Use target structure for function epilogues.
11197 * fold-const.c (real_hex_to_f): Constify s and p.
11198 * output.h (default_function_pro_epilogue): New.
11199 * real.h (real_hex_to_f): Update prototype.
11200 * target-def.h (TARGET_ASM_FUNCTION_PROLOGUE,
11201 TARGET_ASM_FUNCTION_EPILOGUE, TARGET_ASM_OUT): New.
11202 (TARGET_INITIALIZER): Update.
11203 * target.h (gcc_target): Add struct asm_out.
11204 * doc/tm.texi: Update.
11207 Update each arch to use TARGET_ASM_FUNCTION_PROLOGUE and
11208 TARGET_ASM_FUNCTION_EPILOGUE. Move macro code to functions
11209 in cpu/cpu.c, or rename old functions consistently. Take
11210 a HOST_WIDE INT not an int as the SIZE parameter. Remove now
11211 redundant macros and prototypes. Make new functions static.
11213 * 1750a/1750a.c: Similarly.
11214 * 1750a/1750a.h: Similarly.
11215 * a29k/a29k-protos.h: Similarly.
11216 * a29k/a29k.c: Similarly.
11217 * a29k/a29k.h: Similarly.
11218 * arc/arc-protos.h: Similarly.
11219 * arc/arc.c: Similarly.
11220 * arc/arc.h: Similarly.
11221 * arm/arm-protos.h: Similarly.
11222 * arm/arm.c: Similarly.
11223 * arm/arm.h: Similarly.
11224 * avr/avr-protos.h: Similarly.
11225 * avr/avr.c: Similarly.
11226 * avr/avr.h: Similarly.
11227 * clipper/clipper-protos.h: Similarly.
11228 * clipper/clipper.c: Similarly.
11229 * clipper/clipper.h: Similarly.
11230 * convex/convex.c: Similarly.
11231 * convex/convex.h: Similarly.
11232 * d30v/d30v-protos.h: Similarly.
11233 * d30v/d30v.c: Similarly.
11234 * d30v/d30v.h: Similarly.
11235 * d30v/d30v.md: Similarly.
11236 * dsp16xx/dsp16xx-protos.h: Similarly.
11237 * dsp16xx/dsp16xx.c: Similarly.
11238 * dsp16xx/dsp16xx.h: Similarly.
11239 * elxsi/elxsi.c: Similarly.
11240 * elxsi/elxsi.h: Similarly.
11241 * fr30/fr30.c: Similarly.
11242 * fr30/fr30.md: Similarly.
11243 * h8300/h8300-protos.h: Similarly.
11244 * h8300/h8300.c: Similarly.
11245 * h8300/h8300.h: Similarly.
11246 * i370/i370-protos.h: Similarly.
11247 * i370/i370.c: Similarly.
11248 * i370/i370.h: Similarly.
11249 * i386/i386.c: Similarly.
11250 * i386/osf1elf.h: Similarly.
11251 * i386/osfrose.h: Similarly.
11252 * i860/i860-protos.h: Similarly.
11253 * i860/i860.c: Similarly.
11254 * i860/i860.h: Similarly.
11255 * i960/i960-protos.h: Similarly.
11256 * i960/i960.c: Similarly.
11257 * i960/i960.h: Similarly.
11258 * ia64/ia64-protos.h: Similarly.
11259 * ia64/ia64.c: Similarly.
11260 * ia64/ia64.h: Similarly.
11261 * m32r/m32r-protos.h: Similarly.
11262 * m32r/m32r.c: Similarly.
11263 * m32r/m32r.h: Similarly.
11264 * m68hc11/m68hc11-protos.h: Similarly.
11265 * m68hc11/m68hc11.c: Similarly.
11266 * m68hc11/m68hc11.h: Similarly.
11267 * m68k/crds.h: Similarly.
11268 * m68k/dpx2.h: Similarly.
11269 * m68k/m68k-protos.h: Similarly.
11270 * m68k/m68k.c: Similarly.
11271 * m68k/m68k.h: Similarly.
11272 * m68k/news.h: Similarly.
11273 * m88k/m88k-protos.h: Similarly.
11274 * m88k/m88k.c: Similarly.
11275 * m88k/m88k.h: Similarly.
11276 * mips/mips-protos.h: Similarly.
11277 * mips/mips.c: Similarly.
11278 * mips/mips.h: Similarly.
11279 * ns32k/merlin.h: Similarly.
11280 * ns32k/ns32k.c: Similarly.
11281 * ns32k/ns32k.h: Similarly.
11282 * ns32k/tek6000.h: Similarly.
11283 * pa/pa-protos.h: Similarly.
11284 * pa/pa.c: Similarly.
11285 * pa/pa.h: Similarly.
11286 * pdp11/2bsd.h: Similarly.
11287 * pdp11/pdp11-protos.h: Similarly.
11288 * pdp11/pdp11.c: Similarly.
11289 * pdp11/pdp11.h: Similarly.
11290 * romp/romp-protos.h: Similarly.
11291 * romp/romp.c: Similarly.
11292 * romp/romp.h: Similarly.
11293 * rs6000/rs6000-protos.h: Similarly.
11294 * rs6000/rs6000.c: Similarly.
11295 * rs6000/rs6000.h: Similarly.
11296 * rs6000/sysv4.h: Similarly.
11297 * sh/sh-protos.h: Similarly.
11298 * sh/sh.c: Similarly.
11299 * sh/sh.h: Similarly.
11300 * sparc/sparc-protos.h: Similarly.
11301 * sparc/sparc.c: Similarly.
11302 * sparc/sparc.h: Similarly.
11303 * vax/vax.c: Similarly.
11304 * vax/vax.h: Similarly.
11305 * vax/vms.h: Similarly.
11306 * we32k/we32k.c: Similarly.
11307 * we32k/we32k.h: Similarly.
11309 Fri Jul 6 11:47:59 2001 Jeffrey A Law (law@cygnus.com)
11311 * basic-block.h (first_insn_after_basic_block_note): Declare.
11312 * flow.c (first_insn_after_basic_block_note): Define. Moved
11314 * ssa.c (first_insn_after_basic_block_note): Remove.
11315 * ssa-dce.c (find_inherently_necessary): Consider BARRIERs
11317 (ssa_eliminate_dead_code): Properly update the CFG and PHI
11318 nodes when we find a dead conditional branch. Insert BARRIERs
11319 after any blocks with no successors, but which do not have
11322 2001-07-06 Zack Weinberg <zackw@stanford.edu>
11324 * varray.c (varray_check_failed): Use internal_error.
11326 2001-07-05 Andrew Haley <aph@redhat.com>
11328 * Makefile.in (LIB2_DIVMOD_FUNCS): New.
11329 (LIB2FUNCS): Move divmod functions to LIB2_DIVMOD_FUNCS.
11330 * mklibgcc.in: Compile LIB2_DIVMOD_FUNCS.
11332 2001-07-02 Jason Merrill <jason_merrill@redhat.com>
11334 * dwarf2out.c (mem_loc_descriptor): Only look through a constant pool
11335 reference if the target constant is also a SYMBOL_REF.
11337 2001-07-05 Eric Christopher <echristo@redhat.com>
11339 * config/mips/mips.h (MASK_MIPS3900): Remove.
11340 (MASK_MIPS16,MASK_NO_CHECK_ZERO_DIV,MASK_CHECK_RANGE_DIV,
11341 MASK_UNINIT_CONST_IN_RODATA): Change for 3900 mask removal.
11342 (TARGET_MIPS3900): Change to use mips_arch.
11343 (TARGET_MIPS4000): New.
11344 (TARGET_MIPS4100): New.
11345 (TARGET_MIPS4300): New.
11346 (TARGET_SWITCHES): Change 3900 and 4650 options to NULL.
11347 (SUBTARGET_TARGET_OPTIONS): Add -march. Change help text
11349 (GENERATE_BRANCHLIKELY): Move TARGET_MIPS3900.
11350 (ISA_HAS_BRANCHLIKELY): To here.
11351 (CC1_CPU_SPEC): New.
11352 (CC1_SPEC): Use here. Remove 4650 and 3900 options.
11353 (mips_arch_string): Declare.
11354 (mips_arch): Declare.
11355 (TARGET_OPTIONS): Add -march and -mtune.
11357 * config/mips/mips.c (mips_arch_string): New.
11359 (override_options): Handle -march for codegen and -mtune
11360 for scheduling. Use mips_arch. Move tx39 target default here.
11361 (mips_parse_cpu): Move error message to override_options.
11363 * config/mips/r3900.h (TARGET_DEFAULT): Remove.
11365 * config/mips/mips.md: Use TARGET_MIPS4000 and TARGET_MIPS4300.
11367 * doc/invoke.texi (Option Summary): Add -march and -mtune entries.
11368 (MIPS Options): Ditto. Change mcpu entry to historical text.
11370 2001-07-05 H.J. Lu (hjl@gnu.org)
11372 * config/mips/mips.c (mips_parse_cpu): New function to parse
11375 2001-07-05 Jim Wilson <wilson@redhat.com>
11377 * config/ia64/lib1funcs.asm: Revert 2001-07-02 change.
11378 * config/ia64/t-ia64: Likewise.
11379 (LIB1ASMFUNCS): Update comment.
11381 2001-07-05 David Edelsohn <edelsohn@gnu.org>
11383 * doc/install.texi (Install GCC: Binaries): Fix typo.
11385 2001-07-04 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11387 * config/m68hc11/m68hc11.md ("*ashlsi3"): Operand 1 can be a memory
11388 reference using the stack pointer, adjust it since we push Y
11390 ("*ashrsi3"): Likewise.
11391 ("*lshrsi3"): Likewise.
11393 2001-07-05 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11395 * config/m68hc11/m68hc11.h (RETURN_ADDR_RTX): Fix return address
11396 when -fomit-frame-pointer is used.
11398 2001-07-05 Jeffrey Oldham <oldham@codesourcery.com>
11400 * flow.c: Reverse Jan Hubicka's patch of 02July2001.
11401 (try_redirect_by_replacing_jump): Reverse updating properly the
11402 count and frequency information. Reverse removing cc0 setter.
11403 (forwarder_block_p): Reverse fixing for fallthru blocks.
11405 2001-07-05 DJ Delorie <dj@redhat.com>
11407 * gcc.c (TARGET_OPTION_TRANSLATE_TABLE): New.
11408 (translate_options): If the above is defined, use it to map
11409 given options to new options.
11410 * doc/tm.texi: Document it.
11412 2001-07-05 Brad Lucier <lucier@math.purdue.edu>
11413 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11415 * doc/invoke.texi (Optimize Options): Document that -fgcse may
11416 cause programs using computed gotos to run more slowly.
11418 2001-07-05 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11420 * doc/install.texi (Specific): Markup, spelling and typo fixes.
11422 Consistently require binutils 2.11.2, not prereleases.
11423 (Specific, decstation-*): Canonicalize as mips-dec-*.
11424 (Specific, i?86-*-sco3.2v5*): Remove make bootstrap requirement,
11426 (Specific, m68k-altos): Removed reference to README.altos, deleted.
11427 (Specific, mips-*): Reword MIPS C compiler requirements.
11428 (Specific, powerpc*-*-*): New, mention --with-cpu once.
11429 (Specific, sunv5): Removed, obsolete.
11431 2001-07-05 Nathan Sidwell <nathan@codesourcery.com>
11433 * dwarf2out.c (output_loc_list): Use an all ones mask for
11434 .text asm output and don't rely on long long
11435 literals. Reformat some long lines.
11437 2001-07-05 Andreas Jaeger <aj@suse.de>
11439 * doc/gcc.texi (GNU/Linux): Remove accidental re-add of GPL
11442 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11444 * dwarf2out.c (dwarf2out_define): Update comment.
11445 (dwarf2out_undef): Ditto.
11446 (dwarf2out_start_source_file): Ditto.
11447 (dwarf2out_end_source_file): Ditto.
11448 (dwarf2out_finish): Output DW_MACINFO_end_file for primary file,
11449 since we never call the start/end debug hook for the primary file.
11451 2001-07-04 Kazu Hirata <kazu@hxi.com>
11453 * config/h8300/h8300.c (get_shift_alg): Remove an extra operand
11456 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
11458 * cppinit.c (remove_dup_dirs): Inform if a system include
11459 directory is being reordered.
11460 * doc/invoke.texi (Directory Options): GCC warns if you hide a
11462 * doc/cpp.texi (Search Paths): Likewise.
11463 * doc/gcc.texi (Interoperation): Remove information about
11466 2001-07-04 Nathan Sidwell <nathan@codesourcery.com>
11468 * varray.h (VARRAY_TOP_GENERIC_PTR): Remove spurious parameter.
11469 (VARRAY_TOP_CHAR_PTR): Likewise.
11471 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11473 * gcc.c (process_command): Don't assign elements of a const char*.
11475 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11477 * emit-rtl.c (change_address): Don't abort if invalid address while
11478 reload is in progress.
11480 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11482 * c-lex.c (cb_file_change): Pass line number to
11483 debug_start_source_file.
11484 (cb_undefine): Pass correct line number to debug_undef.
11486 * toplev.c (debug_start_source_file): Add line number to
11487 parameters. Pass it along to dwarf2out_start_source_file.
11488 (decode_g_option): Stop resetting debug level back to normal when
11489 we change debug formats, unless the current level is
11490 none. (Before, -g3 -gdwarf-2 would use debug level 2, rather than
11493 * toplev.h (debug_start_source_file): Add line number to
11496 * dwarf2out.h (dwarf2out_start_source_file): Add line number to
11499 * dwarf2out.c (dwarf2out_start_source_file): Add line number to
11501 Output debug_macinfo data for starting file if requested.
11502 (dwarf2out_end_source_file): Output debug_macinfo data for ending
11504 (dwarf2out_define): Output debug_macinfo data for defining a macro
11506 (dwarf2out_undef): Output debug_macinfo data for undefining a
11507 macro if requested.
11508 (DEBUG_MACINFO_SECTION): New. DWARF2 macro info section name.
11509 (DEBUG_MACINFO_SECTION_LABEL): New. DWARF2 macro info section label.
11510 (macinfo_section_label): New. DWARF2 macro info section label.
11511 (dwarf2out_init): If we want macro info, output the start label
11513 (dwarf2out_finish): If we want macro info, add a DW_AT_macro_info
11514 attribute to the compilation unit die pointing to the macro info.
11516 2001-07-04 Daniel Berlin <dan@cgsoftware.com>
11518 * dwarf2out.c (new_loc_list): Move to inside #ifdef
11519 DWARF2_DEBUGGING_INFO.
11520 (add_loc_descr_to_loc_list): Ditto.
11521 (output_loc_list): Ditto.
11522 Also, fix thinko in curr not being initialized.
11523 (gen_internal_sym): Ditto.
11525 Wed Jul 4 13:40:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11527 * emit-rtl.c (replace_equiv_address): New function.
11528 * expr.h (replace_equiv_address): New declaration.
11529 * explow.c (validize_mem): Call it instead of change_address and
11530 also call if -fforce-addr and address is constant.
11531 * expr.c: Replace more calls to change_address with adjust_address
11532 and/or replace_equiv_address or to validize_mem.
11533 * function.c, regmove.c, config/alpha/alpha.c: Likewise.
11534 * config/arm/arm.md, config/clipper/clipper.md: Likewise.
11535 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
11536 * config/i370/i370.md, config/i860/i860.md: Likewise.
11537 * config/i960/i960.md, config/mips/mips.c: Likewise.
11538 * config/mips/mips.md, config/pa/pa.md: Likewise.
11539 * config/pdp11/pdp11.md, config/rs6000/rs6000.c: Likewise.
11540 * config/rs6000/rs6000.md, config/sh/sh.md: Likewise.
11542 2001-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11544 * bitmap.c (bitmap_union_of_diff): Don't use BITMAP_ALLOCA.
11546 * bitmap.h (BITMAP_ALLOCA): Don't pass alloca as an argument to a
11549 2001-07-04 Joseph S. Myers <jsm28@cam.ac.uk>
11551 * doc/include: New directory.
11552 * doc/fdl.texi: Move to doc/include/fdl.texi.
11553 * doc/texinfo.tex: Move to doc/include/texinfo.tex.
11554 * doc/include/funding.texi, doc/include/gpl.texi: New files.
11555 * doc/gcc.texi: Use funding.texi and gpl.texi.
11556 * Makefile.in ($(docdir)/cpp.info, $(docdir)/gcc.info,
11557 $(docdir)/cppinternals.info, cpp.dvi. gcc.dvi. cppinternals.dvi):
11558 Update dependencies and use -I $(docdir)/include.
11560 2001-07-04 Anthony Green <green@redhat.com>
11562 * config/v850/t-v850 (v850-c.o): Add missing dependencies.
11564 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11566 * doc/install.texi (sparc64-*-*): Remove garbage.
11568 Wed Jul 4 09:07:44 2001 Jan van Male <jan.vanmale@fenk.wau.nl>
11570 * i386.c (ix86_expand_builtin, case IX86_BUILTIN_SETPS):
11571 Fix typo in last change to use adjust_address.
11573 2001-07-04 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11575 * doc/install.texi (Specific): Update information for *-*-solaris*.
11577 Tue Jul 3 22:33:15 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11579 * explow.c (plus_constant_wide): Reinitialize Y for restart.
11581 2001-07-03 Stan Shebs <shebs@apple.com>
11583 * config/darwin.h (SECTION_FUNCTION): Remove WAS_TEXT argument, remove
11584 case for flag_no_mach_text_sections.
11585 (EXTRA_SECTION_FUNCTIONS): Remove arg from uses of SECTION_FUNCTION.
11586 * config/darwin.c (flag_no_mach_text_sections): Remove.
11587 * config/darwin-protos.h (darwin_init_pragma): Remove decl.
11589 Tue Jul 3 15:35:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11591 * explow.c (plus_constant_wide, case PLUS): Call find_constant_term
11592 and avoid checking for constant as first operand.
11593 * recog.c (find_constant_term_loc): No longer static.
11594 (adj_offettable_operand): Delete.
11595 * rtl.h (adj_offsettable_operand): Delete declaration.
11596 (find_constant_term): Add declaration.
11597 * caller-save.c: Replace calls to adj_offsettable_operand with calls
11599 * config/arm/arm.c, config/c4x/c4x.c: Likewise.
11600 * config/clipper/clipper.md, config/h8300/h8300.c: Likewise.
11601 * config/i386/i386.c, config/i386/i386.md: Likewise.
11602 * config/i860/i860.c, config/i960/i960.c: Likewise.
11603 * config/i960/i960.md, config/m68hc11/m68hc11.c: Likewise.
11604 * config/m68k/m68k.c, config/m68k/m68k.md: Likewise.
11605 * config/m88k/m88k.md, config/mcore/mcore.c: Likewise.
11606 * config/mips/mips.c, config/mips/mips.md: Likewise.
11607 * config/mn10200/mn10200.c, config/mn10300/mn10300.c: Likewise.
11608 * config/ns32k/ns32k.c, config/ns32k/ns32k.md: Likewise.
11609 * config/pa/pa.c, config/pdp11/pdp11.c: Likewise.
11610 * config/pdp11/pdp11.md, config/sh/sh.c, config/v850/v850.c: Likewise.
11611 * config/vax/vax.md, config/ns32k/ns32k.c: Likewise.
11612 * config/ns32k/ns32k.md: Likewise.
11614 2001-07-03 Zack Weinberg <zackw@stanford.edu>
11616 * rtl.c (copy_rtx): Handle 'T' format letter.
11617 * gensupport.c (collect_insn_data): Likewise.
11618 * print-rtl.c (print_rtx): Print 'T' slots like 's'.
11620 2001-07-03 Nick Clifton <nickc@cambridge.redhat.com>
11622 * doc/invoke.texi (Directory Options): Specifiy range for <N> in
11623 -B option. Use 'dir' not 'foo' as example directory name.
11625 2001-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11627 * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
11628 Fixes PRs bootstrap/3067, bootstrap/3249, bootstrap/3275.
11630 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
11632 * doc/cppinternals.texi: Improve formatting and logical markup.
11634 2001-07-03 Andreas Jaeger <aj@suse.de>
11636 * Makefile.in (insn-recog.o): Add dependency on reload.h.
11638 * genrecog.c (write_header): Include reload.h for prototypes in
11641 2001-07-03 Neil Booth <neil@daikokuya.demon.co.uk>
11644 * i386/cygwin.h (VALID_MACHINE_DECL_ATTRIBUTE,
11645 VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
11646 * i386/i386-protos.h (i386_pe_valid_decl_attribute_p,
11647 i386_pe_valid_type_attribute_p): Add.
11648 * i386/i386.c (TARGET_INITIALIZER): Override for cygwin targets.
11649 * i386/winnt.c (i386_valid_decl_attribute_p): Return directly.
11651 Mon Jul 2 21:52:19 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11653 * explow.c (plus_constant_wide, case LO_SUM): New case.
11654 (plus_constant_for_output_wide): Delete.
11655 * rtl.h (plus_constant_for_output): Delete.
11656 * alias.c (canon_rtx, init_alias_analysis): Call plus_constant
11657 instead of plus_constant_for_output.
11658 * recog.c (offsettable_address_p, adj_offsettable_operand): Likewise.
11659 * config/darwin.c, config/arm/arm.c, config/m68k/m68k.c: Likewise.
11660 * config/m88k/m88k.c, config/mips/mips.c, config/pa/pa.c: Likewise.
11661 * config/rs6000/rs6000.c, config/sparc/sparc.c: Likewise.
11662 * config/sparc/sparc.md: Likewise.
11663 Convert some change_address calls to adjust_address.
11665 2001-07-03 Joseph S. Myers <jsm28@cam.ac.uk>
11667 * doc/extend.texi, doc/gcc.texi, doc/invoke.texi, doc/md.texi,
11668 doc/rtl.texi, doc/tm.texi: Improve formatting. Improve
11669 documentation of -std and -Wwrite-strings.
11671 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
11673 * cse.c (canon_hash): Don't register registers in very small
11674 register classes, as extending their lifetime might cause
11677 Mon Jul 2 23:14:00 CEST 2001 Jan Hubicka <jh@suse.cz>
11679 * flow.c (try_redirect_by_replacing_jump): Remove cc0 setter.
11681 * flow.c (forwarder_block_p): Fix for fallthru blocks.
11682 (try_redirect_by_replacing_jump): Update properly the count
11683 and frequency information.
11685 Mon Jul 2 14:20:13 2001 Jeffrey A Law (law@cygnus.com)
11687 * toplev.c (dump_file_index): Move SSA dumps just after first
11689 (dump_file): Corresponding changes.
11690 (rest_of_compilation): Move SSA path to just after the first
11692 * doc/gcc.texi (Passes): Update due to movement of SSA path.
11693 * doc/invoke.texi: Update dump file #s as they were completely
11694 out of date with reality.
11696 2001-07-02 Geoffrey Keating <geoffk@redhat.com>
11698 * doc/tm.texi (Frame Layout): Document STACK_PUSH_CODE.
11700 * expr.c (emit_move_insn_1): Deal with non-default
11703 * expr.c (emit_single_push_insn): Fix warning.
11705 2001-07-02 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
11707 * expr.c (emit_move_insn_1): Avoid modifying
11708 cfun->expr->x_stack_pointer when PUSH_ROUNDING is defined.
11710 Mon Jul 2 15:33:31 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11712 * emit-rtl.c (adjust_address): New function.
11713 * expr.h (adjust_address): Add declaration.
11714 * builtins.c: Replace some calls to change_address with calls to it
11715 or to validize_mem.
11716 * caller-save.c, dwarf2out.c, except.c, expmed.c, expr.c: Likewise.
11717 * function.c, config/a29k/a29k.md, config/alpha/alpha.c: Likewise.
11718 * config/arm/arm.c, config/convex/convex.c: Likewise.
11719 * config/dsp16xx/dsp16xx.md, config/fr30/fr30.c: Likewise.
11720 * config/i386/i386.c, config/i386/i386.md: Likewise.
11721 * config/ia64/ia64.c, config/ia64/ia64.md: Likewise.
11722 * config/m32r/m32r.c, config/m68k/m68k.md: Likewise.
11723 * config/m88k/m88k.c, config/mips/mips.md: Likewise.
11724 * config/ns32k/ns32k.c, config/rs6000/rs6000.c: Likewise.
11725 * config/sh/sh.c, config/sparc/sparc.md: Likewise.
11727 2001-07-02 Jim Wilson <wilson@redhat.com>
11729 * config/ia64/ia64.h: Delete obsolete lib1funcs.asm comment.
11731 2001-07-02 Steve Ellcey <sje@cup.hp.com>
11733 * config/ia64/t-ia64: Change LIB1ASMFUNCS to use single underscore.
11734 * config/ia64/lib1funcs.asm: Change macro names to match t-ia64.
11736 2001-07-02 Zack Weinberg <zackw@stanford.edu>
11738 * cppinit.c (lang_defaults): New table.
11739 (set_lang): Just read from lang_defaults into the live options
11742 2001-07-02 Zack Weinberg <zackw@stanford.edu>
11744 * Makefile.in (doc): Depend on $(GENERATED_MANPAGES).
11745 * doc/.cvsignore: Add gcc.1, cpp.1, gcov.1.
11746 * doc/gcc.1, doc/cpp.1, doc/gcov.1: Removed.
11748 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11750 * doc/install.texi: Various spelling and markup fixes.
11751 (Installing GCC): Component specific installation instructions are
11754 Warn about removing old install dir in the presence of shared libs.
11755 (Configuration): Invoke with options target to match configure
11757 Consistently refer to gas, gld pathnames.
11758 Invert --enable-multilib documentation.
11759 Remove references to old compiler versions.
11761 Mon Jul 2 12:50:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11763 * flow.c (try_simplify_condjump): Fix typo in updating fallthru flags.
11765 2001-07-02 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11767 * doc/install.texi (Specific, mips*-sgi-irix4): Split from IRIX 5
11769 (Specific, mips*-sgi-irix5): Note IDO download.
11770 Reworded MIPS C hints.
11771 Use GNU as instead of GAS.
11773 Removed SGI Freeware reference, IRIX 6 only.
11774 (Specific, mips*-sgi-irix6): Removed ranlib caveats, obsolete.
11775 Note N64 library requirement/workaround.
11777 Complete list of structure passing bug victims.
11779 2001-07-02 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11781 * doc/install.texi: Remove CVS Id.
11783 2001-07-02 Andreas Jaeger <aj@suse.de>
11785 * ssa-dce.c (note_inherently_necessary_set): Add unused attribute.
11786 (find_inherently_necessary): Remove unused variable.
11788 2001-07-02 Nathan Sidwell <nathan@codesourcery.com>
11790 * c-common.h (TDI_inlined): New ast dump phase.
11791 (dump_flag_name): New function.
11792 * c-dump.c (dump_files): Add inlined phase.
11793 (dump_flag_name): Define.
11794 * doc/invoke.texi (-fdump-ast-inlined): Document.
11796 Mon Jul 2 06:29:36 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11798 * stor-layout.c (layout_decl): Revert change to handling of alignment
11801 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11803 * c-common.c (decl_attributes, case A_MODE): Don't call layout_decl
11806 2001-07-01 Geoffrey Keating <geoffk@redhat.com>
11808 * doc/tm.texi (FUNCTION_ARG): Document that the last call
11811 2001-07-01 Nathan Sidwell <nathan@codesourcery.com>
11813 * tlink.c (recompile_files): Remove COMPILER_PATH and
11814 LIBRARY_PATH from the environment.
11816 2001-07-01 Zack Weinberg <zackw@stanford.edu>
11818 * c-common.h (enum rid): Add RID_FIRST_AT, RID_LAST_AT,
11819 RID_LAST_PQ. Move RID_FIRST_PQ down with the other FIRST/LAST
11821 (OBJC_IS_AT_KEYWORD, OBJC_IS_PQ_KEYWORD): New macros.
11823 * c-parse.in (OBJC_STRING): Kill.
11824 (objc_string): Decompose to [objc_string] '@' STRING.
11825 (reswords): Take the leading '@' off all the Objective C keywords.
11826 (objc_rid_sans_at): Kill.
11827 (init_reswords): Don't initialize it.
11828 (yylexname): Use OBJC_IS_AT_KEYWORD and OBJC_IS_PQ_KEYWORD.
11829 (_yylex): Kill reconsider label. Look ahead one token after
11830 an '@'; if we get an identifier, check whether it's an
11831 Objective C @-keyword. If so, return the keyword. Otherwise,
11832 put back the token and return the '@' as a terminal.
11834 * cpplib.c (lex_macro_node): Remove unnecessary check for
11835 leading '@' on identifier. Clarify control flow and commentary.
11837 Sun Jul 1 11:53:52 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11839 * cse.c (new_label_ref): Variable deleted.
11840 (insert): Remove set of new_label_ref.
11841 (check_for_label_ref): New function.
11842 (cse_basic_block): Don't check new_label_ref; call check_for_label_ref.
11844 See ChangeLog.5 for earlier changes.