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* config/i386/i386.md (define_peephole2): Revert last change.
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2004-11-18  Andreas Schwab  <schwab@suse.de>
2
3         * config/i386/i386.md (define_peephole2): Revert last change.
4
5 2004-11-18  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.comn>
6
7         * config/m32r/linux.h (TARGET_ASM_FILE_END): Set
8         TARGET_ASM_FILE_END to file_end_indicate_exec_stack.
9
10 2004-11-18  Diego Novillo  <dnovillo@redhat.com>
11
12         * tree-ssa-propagate.c (ssa_prop_init): Use FOR_ALL_BB instead
13         of FOR_EACH_BB.
14
15 2004-11-18  Jon Grimm <jgrimm2@us.ibm.com>
16
17         * Makefile.in (macro_list): Depend on s-macro_list.
18         (s-macro_list): New target.
19
20 2004-11-18  Nathan Sidwell  <nathan@codesourcery.com>
21
22         PR target/17107
23         * fold-const.c (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
24         (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
25         (fold_range_test): Adjust.
26         (fold_truthop): Use it.
27         * config/rs6000/rs6000.h (RANGE_TEST_NON_SHORT_CIRCUIT): Rename to ...
28         (LOGICAL_OP_NON_SHORT_CIRCUIT): ... here.
29
30 2004-11-18  Uros Bizjak  <uros@kss-loka.si>
31
32         * configure/i386/i386.md (*fix_trunch_1): Add "&& 1" to
33         insn split constraint.
34         (define_peephole2): Remove unneeded "&& 1" from peephole2
35         constraints.
36
37 2004-11-18  Ben Elliston  <bje@au.ibm.com>
38
39         * doc/cfg.texi (Maintaining the CFG): Remove duplicated @item
40         element for bsi_prev; use @findex instead.
41
42 2004-11-18  Ben Elliston  <bje@au.ibm.com>
43
44         * opts.h (add_input_filename): Remove extern declaration.
45         * opts.c (add_input_filename): Make static.
46
47 2004-11-17  Mark Mitchell  <mark@codesourcery.com>
48
49         * config/i386/i386.c (i386_solaris_elf_named_section): Mark with
50         ATTRIBUTE_UNUSED.
51   
52 2004-11-17  Zack Weinberg  <zack@codesourcery.com>
53
54         * defaults.h, config/darwin.h: Don't define TARGET_SUPPORTS_HIDDEN.
55         * system.h: Poison it.
56         * doc/tm.texi: Delete its documentation.
57
58 2004-11-18  Daniel Jacobowitz  <dan@codesourcery.com>
59             Mark Mitchell  <mark@codesourcery.com>
60
61         * config/i386/sol2-10.h, config/i386/t-sol2-10: New files.
62         * config/i386/i386.c (i386_solaris_elf_named_section): New
63         function.
64         * config.gcc (i[34567]86-*-solaris2*): Handle Solaris 2.10.
65         * config/i386/sol2.h (ASM_PREFERRED_EH_DATA_FORMAT): Handle
66         64-bit.
67         (ASM_QUAD): Don't undefine for biarch targets.
68         * config/i386/t-sol2: Introduce multilib support.
69
70 2004-11-18  Ben Elliston  <bje@au.ibm.com>
71
72         * cgraphunit.c: Replace "it's" with "its" and fix a typo.
73
74 2004-11-18  Ben Elliston  <bje@au.ibm.com>
75
76         * cgraph.h: Replace "it's" with "its" throughout.
77
78 2004-11-18  Ben Elliston  <bje@au.ibm.com>
79
80         * doc/rtl.texi (Flags): Grammar fix.
81
82 2004-11-17  Kazu Hirata  <kazu@cs.umass.edu>
83
84         * expmed.c (alg_code): Add alg_unknown.
85         (alg_hash_entry): New.
86         (NUM_ALG_HASH_ENTRIES): Likewise.
87         (alg_hash): Likewise.
88         (synth_mult): Cache the result into alg_hash.
89
90 2004-11-17  Zack Weinberg  <zack@codesourcery.com>
91
92         * config/rs6000/t-darwin: Augment SHLIB_MAPFILES with
93         config/rs6000/libgcc-ppc64.ver.
94
95 2004-11-17  Kazu Hirata  <kazu@cs.umass.edu>
96
97         * cfgrtl.c (rtl_verify_flow_info): Don't use INSN_P when
98         checking if an unconditional return is followed by a barrier.
99
100         * jump.c (condjump_p): Remove unreachable code.
101
102         * basic-block.h, c-common.h, df.h, expr.h, output.h, rtl.h,
103         tree-chrec.h, tree-flow.h, tree-scalar-evolution.h,
104         tree-ssa-live.h, tree.h: Remove unused prototypes.
105
106 2004-11-17  Jeff Law  <law@redhat.com>
107
108         * tree-cfg.c (edge_to_cases): Renamed from edge_to_case_leader.
109         (edge_to_cases_elt): Renamed from edge_to_case_leader.
110         (edge_to_cases_hash): Renamed from edge_to_case_leader_hash.
111         (edge_to_cases_eq): Renamed from edge_to_case_leader_eq.
112         (edge_to_cases_cleanup, recording_case_labels_p): New functions.
113         (get_cases_for_edge): New function.
114         (start_recording_case_labels, end_recording_case_labels): Similarly.
115         (record_switch_edge): Don't muck with the CASE_LABEL.  Instead
116         chain equivalent CASE_LABEL_EXPRs together.
117         (get_case_leader_for_edge, get_case_leader_for_edge_hash): Kill.
118         (make_switch_expr_edges): Do not record edge/cases here.
119         (cleanup_tree_cfg): Record cases around the call to thread_jumps.
120         (split_critical_edges): Record cases around the edge splitting code.
121         (cleanup_dead_labels): Use CASE_LABEL again.
122         (tree_redirect_edge_and_branch): If we have a mapping from edge
123         to cases, use it to handle redirections.  Else do it the slow way.
124         * tree.h (CASE_LEADER_OR_LABEL): Kill.
125         (CASE_LABEL): Revert to just looking at the tree's second operand.
126         * tree.c (get_case_label): Kill.
127
128 2004-11-17  Diego Novillo  <dnovillo@redhat.com>
129
130         PR tree-optimization/18307
131         * tree-ssa-alias.c (merge_pointed_to_info): ICE if 'dest' and
132         'orig' are the same node.
133         (collect_points_to_info_r): Do not call merge_pointed_to_info
134         when the PHI argument is identical to the LHS.
135
136 2004-11-17  Steven Bosscher  <stevenb@suse.de>
137
138         * tree-ssa-propagate.c (cfg_blocks_add): Assert we're not trying
139         to insert the exit or entry block.
140         (ssa_prop_init): Use add_control_edge to seed the algorithm.
141
142 2004-11-16  Zack Weinberg  <zack@codesourcery.com>
143
144         * mkmap-flat.awk, mkmap-symver.awk: If the last version
145         assigned to a symbol was '%exclude', do not emit it anywhere.
146         If leading_underscore is true, prefix all symbols from the
147         version scripts with a leading underscore before comparing
148         them with nm output or emitting them.  Remove support for dot
149         symbols.
150         * config/t-slibgcc-darwin (SHLIB_LINK): Use mkmap-flat.awk.
151         (SHLIB_MAPFILES): Use libgcc-std.ver.
152         (SHLIB_MKMAP_OPTS): Enable leading-underscore mode.
153         (SHLIB_LINK): Add -Wl,-exported_symbols_list,$(SHLIB_MAP).
154         * config/sh/t-linux: Use the normal libgcc-std.ver, plus
155         libgcc-excl.ver and libgcc-glibc.ver.
156
157         * config/sh/libgcc-excl.ver: New file.
158         * config/sh/libgcc-std.ver, libgcc-darwin.ver: Delete.
159
160 2004-11-16  Daniel Berlin  <dberlin@dberlin.org>
161
162         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Swap
163         the test when the edge has the opposite meaning, not when
164         the first argument is invariant.
165
166 2004-11-16  Aldy Hernandez  <aldyh@redhat.com>
167
168         * config/rs6000/rs6000.c (rs6000_override_options): Split e500v2
169         doubles.
170         (rs6000_complex_function_value): Handle e500 v2 variant.
171
172 2004-11-16  Daniel Berlin  <dberlin@dberlin.org>
173
174         Fix PR tree-optimization/18519
175
176         * tree-optimize (execute_todo): Add case for TODO_cleanup_cfg.
177         * tree-pass.h: Add TODO_cleanup_cfg.
178         * tree-ssa-ccp.c (pass_ccp): Use TODO_cleanup_cfg.
179         (ccp_finalize): Remove call to cleanup_cfg.
180         * tree-ssa-dce.c (pass_dce): Use TODO_cleanup_cfg and TODO_dump_func.
181         (pass_cd_dce): Ditto.
182         (perform_tree_ssa_dce): Remove call to cleanup_cfg,
183         dump_function_to_file.
184         * tree-ssa-loop-ch.c (copy_loop_headers): Remove call
185         to cleanup_cfg.
186         (pass_ch): Add TODO_cleanup_cfg.
187         * tree-ssa-loop.c (tree_ssa_loop_done): Remove call to
188         cleanup_cfg.
189         (pass_loop_done): Add TODO_cleanup_cfg.
190         * tree-ssa-phiopt.c (pass_phiopt): Ditto.
191         (tree_ssa_phiopt): Remove call to cleanup_cfg.
192
193 2004-11-16  Devang Patel  <dpatel@apple.com>
194
195         * optabs.c (vector_compare_rtx): Fix COMPARISON_CLASS_P use.
196
197 2004-11-16  Kazu Hirata  <kazu@cs.umass.edu>
198
199         * expmed.c, ra-colorize.c: Fix comment typos.
200
201         * doc/tm.texi: Fix typos.
202
203 2004-11-16  Daniel Jacobowitz  <dan@codesourcery.com>
204             Mark Mitchell  <mark@codesourcery.com>
205
206         PR target/6123
207         * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __PIC__ and
208         __pic__ if PIC.
209
210 2004-11-16  Ulrich Weigand  <uweigand@de.ibm.com>
211
212         * regmove.c (regmove_optimize): Use lowpart_subreg instead of
213         gen_rtx_SUBREG with incorrect offset to compute SRC_SUBREG.
214
215 2004-11-16  Devang Patel  <dpatel@apple.com>
216
217         * tree-if-conv.c (clean_predicate_lists): Update gcc_assert check.
218
219 2004-11-16  Eric Christopher  <echristo@redhat.com>
220
221         * config/mips/mips.c: Use rtl _P predicates.
222         * config/mips/mips.h: Ditto.
223         * config/mips/mips.md: Ditto.
224
225 2004-11-16  Fariborz Jahanian <fjahanian@apple.com>
226
227         * config/rs6000/altivec.md (altivec_vandc): Canonicalize
228         the pattern.
229
230 2004-11-16  Andreas Krebbel  <krebbel1@de.ibm.com>
231
232         * config/s390/s390.c (s390_cc_modes_compatible): New function.
233         (TARGET_CC_MODES_COMPATIBLE): Target macro defined.
234
235 2004-11-16  Kaz Kojima  <kkojima@gcc.gnu.org>
236
237         PR target/18447
238         * config/sh/sh.c (prepare_move_operands): Emit blockage insns
239         before and after the insns for getting GOT address in non-PIC
240         TLS_MODEL_INITIAL_EXEC tls sequence when the first scheduling
241         is enabled.
242
243 2004-11-16  Andreas Krebbel  <krebbel1@de.ibm.com>
244
245         * gcc/cse.c (struct change_cc_mode_args): New structure.
246         (cse_change_cc_mode_insn): New function.
247         (cse_change_cc_mode): Use validate_change to perfom changes.
248         (cse_change_cc_mode_insns, cse_condition_code_reg):
249         Call cse_change_cc_mode_insn.
250
251 2004-11-16  Steven Bosscher  <stevenb@suse.de>
252
253         * stack.h: Remove.
254
255 2004-11-16  Steven Bosscher  <stevenb@suse.de>
256
257         * config/i386/i386.c (x86_schedule): Fix typo, m_K6 intead of m_K8.
258
259 2004-11-15  Dale Johannesen  <dalej@apple.com>
260
261         * tree-flow.h (add_referenced_temp_var):  Remove name from prototype.
262
263 2004-11-15  Dale Johannesen  <dalej@apple.com>
264
265         * profile.c (compute_branch_probabilities):  Prevent
266         crash with EH in RTL-based profiling.
267
268 2004-11-16  Kazu Hirata  <kazu@cs.umass.edu>
269
270         * tree-cfg.c (verify_expr): Replace TREE_OPERAND with
271         COND_EXPR_COND.
272         * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
273         * tree-ssa-dom.c (thread_across_edge): Likewise.
274         * tree-vectorizer.c (vect_transform_loop_bound): Replace
275         TREE_OPERAND with COND_EXPR_COND, COND_EXPR_THEN, or
276         COND_EXPR_ELSE.
277
278         * tree-cfg.c (bsi_commit_edge_inserts): Remove an argument.
279         (tree_flow_call_edges_add): Update the call to
280         bsi_commit_edge_inserts.
281         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Likewise.
282         * profile.c (branch_prob): Likewise.
283         * tree-mudflap.c (mf_decl_cache_locals): Likewise.
284         * tree-sra.c (scalarize_function): Likewise.
285         * tree-ssa-loop-im.c (loop_commit_inserts): Likewise.
286         * tree-ssa-pre.c (fini_pre): Likewise.
287         * tree-flow.h: Update the prototype for
288         bsi_commit_edge_inserts.
289
290 2004-11-15  Eric Christopher  <echristo@redhat.com>
291
292         * sched-deps.c (set_sched_group_p): Delete.
293         (delete_all_dependencies): New function.
294         (fixup_sched_groups): Use. New function.
295         (sched_analyze_insn): Use.
296
297 2004-11-15  Joseph S. Myers  <joseph@codesourcery.com>
298
299         * c-common.c (binary_op_error): Don't allow LROTATE_EXPR,
300         RROTATE_EXPR or unknown code.
301         * c-typeck.c (build_binary_op): Don't allow RROTATE_EXPR,
302         LROTATE_EXPR, MAX_EXPR, MIN_EXPR, UNORDERED_EXPR, ORDERED_EXPR,
303         UNLT_EXPR, UNLE_EXPR, UNGT_EXPR, UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR
304         or unknown code.
305
306 2004-11-15  Joseph S. Myers  <joseph@codesourcery.com>
307
308         PR c/18498
309         * c-decl.c (grokdeclarator): Call check_bitfield_type_and_width
310         after processing the declarator.
311
312 2004-11-15  Aldy Hernandez  <aldyh@redhat.com>
313
314         * config/rs6000/altivec.md ("altivec_vsplth"): Rewrite with
315         vec_duplicate.
316         (altivec_vspltb): Same.
317         (altivec_vspltw): Same.
318         (altivec_vspltisb): Same.
319         (altivec_vspltish): Same.
320         (altivec_vspltisw): Same.
321         (altivec_vspltisw_v4sf): Same.
322         (define_constants): Remove UNSPEC_VSPLTISB, UNSPEC_VSPLTISW,
323         UNSPEC_VSPLTISH.
324         Move "End of vector xor's" comment to the right place.
325
326 2004-11-15  Steve Ellcey  <sje@cup.hp.com>
327
328         * config/ia64/ia64.md (*movtf_internal):  Use destination_operand
329         instead of nonimmediate_operand.
330
331 2004-11-15  Mark Mitchell <mark@codesourcery.com>
332
333         * config/i386/sol2.h (ASM_OUTPUT_CALL): Use print_operand.
334         * config/sparc/sol2.h (ASM_OUTPUT_CALL): Likewise.
335         * config/sol2.c (solaris_output_init_fini): Update calls to
336         ASM_OUTPUT_CALL.  Include "rtl.h".
337
338 2004-11-15  Mark Mitchell <mark@codesourcery.com>
339
340         * config/sol2-c.c (cmn_err_char_table): Add "p".
341
342 2004-11-15  Mark Mitchell <mark@codesourcery.com>
343
344         * config/sparc/sol2.h (SUPPORTS_INIT_PRIORITY): Remove.
345         * config/sol2.h (SUPPORTS_INIT_PRIORITY): Define here.
346
347 2004-11-15  Mark Mitchell <mark@codesourcery.com>
348
349         * config/t-slibgcc-sld (SHLIB_LINK): Make symlinks entirely
350         within the multilib directory.
351
352 2004-11-15  Nick Clifton  <nickc@redhat.com>
353
354         * config/stormy16/stormy16.h (TARGET_CPU_CPP_BUILTINS): Add
355         builtin assert of cpu=xstormy16.
356
357 2004-11-15  Nathan Sidwell  <nathan@codesourcery.com>
358
359         * tree-ssa-pre.c (bitmap_print_value_set): Fix uninitialized
360         variable.
361
362 2004-11-14  Richard Henderson  <rth@redhat.com>
363
364         PR 18480
365         * calls.c (struct arg_data): Add parallel_value.
366         (precompute_register_parameters): Set it.
367         (load_register_parameters): Use it.
368         (store_one_arg): Also set it here.
369
370 2004-11-14  Zdenek Dvorak  <dvorakz@suse.cz>
371
372         PR tree-optimization/18431
373         * fold-const.c (associate_trees): Do not produce x + 0.
374         (fold_widened_comparison, fold_sign_changed_comparison): New functions.
375         (fold): Use them.
376         * tree-ssa-loop-niter.c (upper_bound_in_type, lower_bound_in_type):
377         Moved ...
378         * tree.c (upper_bound_in_type, lower_bound_in_type): Here.
379         * tree.h (upper_bound_in_type, lower_bound_in_type): Declare.
380
381 2004-11-14  Eric Botcazou <ebotcazou@libertysurf.fr>
382
383         * doc/rtl.texi (SUBREG): Adjust BYTENUM value in example.
384
385 2004-11-14  Kazu Hirata  <kazu@cs.umass.edu>
386
387         * cfgrtl.c, global.c, tree-ssa-copy.c, tree-ssa-loop-ivopts.c,
388         value-prof.c: Fix comment typos.
389
390 2004-11-14  Stan Shebs  <shebs@apple.com>
391
392         Basic ABI changes for passing structs by value in 64-bit Darwin.
393         * config/rs6000/rs6000.c (rs6000_darwin64_abi): New flag.
394         (rs6000_override_options): Set it for 64-bit Darwin.
395         (rs6000_parse_abi_options): Add testing options to change it.
396         (rs6000_return_in_memory): Test whether the type is one
397         that can be passed in registers.
398         (darwin64_function_arg_advance): New.
399         (function_arg_advance): Call it, plus add recursion depth
400         argument and test when counting off arguments.
401         (rs6000_darwin64_function_arg): New.
402         (function_arg): Call it.
403         (setup_incoming_varargs): Add argument to function_arg_advance.
404         (rs6000_darwin64_function_value): New.
405         (rs6000_function_value): Call it.
406         * config/rs6000/rs6000.h (FUNCTION_ARG_ADVANCE): Pass depth arg.
407         * config/rs6000/rs6000-protos.h: Update decl of
408         function_arg_advance.
409
410 2004-11-14  Andrew Pinski  <pinskia@physics.uc.edu>
411
412         PR c/17279
413         * c-common.c (c_common_nodes_and_builtins): Ask the back-end if we
414         support TImode before adding __int128_t and __uint128_t types.
415
416 2004-11-14  Dorit Naishlos  <dorit@il.ibm.com>
417
418         PR tree-opt/18400
419         * tree-vectorizer.c (make_loop_iterate_ntimes): Set loop->nb_iterations.
420         (vect_transform_loop_bound): Set loop->nb_iterations.
421
422 2004-11-14  Dorit Naishlos  <dorit@il.ibm.com>
423             Andrew Pinski  <pinskia@physics.uc.edu>
424
425         PR tree-opt/18425
426         * tree-vectorize.c (vect_build_loop_niters): Do not insert
427         NULL into the instruction stream. Initialize new_bb to NULL.
428         (vect_update_ivs_after_vectorizer): Likewise.
429         (vect_gen_niters_for_prolog_loop): Likewise.
430
431 2004-11-14  Zdenek Dvorak  <dvorakz@suse.cz>
432
433         PR tree-optimization/18431
434         * tree-flow.h (stmt_references_memory_p): Declare.
435         * tree-ssa-loop-im.c (stmt_cost): Use stmt_references_memory_p.
436         * tree-ssa.c (stmt_references_memory_p): New function.
437
438 2004-11-14  Andreas Schwab  <schwab@suse.de>
439
440         * Makefile.in (lambda-code.o, tree-loop-linear.o): Depend on
441         $(EXPR_H).
442
443 2004-11-14  Kazu Hirata  <kazu@cs.umass.edu>
444
445         * c-common.c (walk_stmt_tree): Remove.
446         * c-common.h: Remove the corresponding prototype.
447
448         * emit-rtl.c (push_to_full_sequence): Remove.
449         * rtl.h: Remove the corresponding prototype.
450
451         * cselib.c, expr.c: Fix comment typos.
452
453 2004-11-13  Richard Henderson  <rth@redhat.com>
454
455         * calls.c (precompute_register_parameters): Force all PARALLELs
456         into pseudo registers.
457         (load_register_parameters): Copy PARALLELs into hard registers.
458         * function.c (assign_parm_setup_block): Copy PARALLELS into
459         pseudo registers.  Do emit_group_store in conversion_insns.
460         * expr.c (emit_group_load_1): Rename from emit_group_load, take
461         tmps as an argument.  Move final copy loop ...
462         (emit_group_load): ... here.  New function.
463         (emit_group_load_into_temps, emit_group_move_into_temps): New.
464         * expr.h: Declare them.
465
466 2004-11-14  Kazu Hirata  <kazu@cs.umass.edu>
467
468         * tree-cfg.c, tree-if-conv.c, tree-ssa-loop-ivopts.c,
469         tree-ssa-loop-manip.c, tree-vectorizer.c: Replace TREE_CHAIN
470         with PHI_CHAIN where appropriate.
471
472 2004-11-13  Dale Johannesen  <dalej@apple.com>
473
474         * tree-flow.h (bsi_commit_one_edge_insert): Remove name from prototype.
475         (tree_block_label): Ditto.
476         (flush_pending_stmts): Ditto.
477         (insert_edge_copies): Ditto.
478         (expr_invariant_in_loop_p): Ditto.
479         (TDF_USE_OPS): Parenthesize definition.
480         (TDF_USE_VOPS): Ditto.
481
482 2004-11-13  David Edelsohn  <edelsohn@gnu.org>
483
484         * config/rs6000/aix51.h (ASM_CPU_SPEC): Add 970 and G5.
485         * config/rs6000/aix52.h (ASM_CPU_SPEC): Same.
486         (atoll): Declare.
487         * config/rs6000/t-aix52 (BOOT_LDFLAGS): Define.
488
489 2004-11-14  Joseph Myers  <joseph@codesourcery.com>
490
491         * config/i386/i386.c (override_options): Move loop to set default
492         tuning to correct place.
493
494 2004-11-13  Zak Kipling  <zak@transversal.com>
495
496         PR target/18300
497         * config/i386/i386.c (classify_argument): Fix infinite loop when
498         passing object with 3 or more base classes by value.
499
500 2004-11-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
501
502         * doc/md.texi (constraints) <% modifier>: Mention that it is
503         useless when the two alternatives are strictly identical.
504
505 2004-11-13  Richard Henderson  <rth@redhat.com>
506
507         * expmed.c (extract_split_bit_field): Temporarily disable call to
508         extract_force_align_mem_bit_field.
509
510 2004-11-13  Kazu Hirata  <kazu@cs.umass.edu>
511
512         * bitmap.c, bitmap.h, expmed.c, tree-cfg.c: Fix comment
513         formatting.
514
515         * c-cppbuiltin.c, cgraph.c, domwalk.h, except.c, gimplify.c,
516         lambda-code.c, postreload.c, predict.c, tree-sra.c,
517         tree-ssa-loop-manip.c, tree.c: Fix comment typos.
518
519 2004-11-13  Kelley Cook  <kcook@gcc.gnu.org>
520
521         * doc/install.texi (automake): Correctly document that everything now
522         will use automake 1.9.3.
523
524 2004-11-13  Hans-Peter Nilsson  <hp@bitrange.com>
525
526         PR target/18347
527         * config/mmix/mmix.c (mmix_function_outgoing_value): Handle
528         TImode.  Sorry for other non-complex larger-than-64-bit modes.
529         * config/mmix/mmix.h (MIN_UNITS_PER_WORD): Do not define.
530
531 2004-11-13  Kelley Cook  <kcook@gcc.gnu.org>
532
533         * doc/install.texi (automake): Document that everything now uses 1.9.
534
535 2004-11-13  Bernd Schmidt  <bernd.schmidt@analog.com>
536
537         * cse.c (cse_insn): Stores in a libcall sequence can invalidate
538         previous loads.
539
540 2004-11-13  Kazu Hirata  <kazu@cs.umass.edu>
541
542         * tree.h: Fix comment typos.
543
544 2004-11-13  Steven Bosscher  <stevenb@suse.de>
545
546         * cse.c (CHEAP_REGNO): Redefine using REGNO_PTR_FRAME_P and
547         HARD_REGISTER_NUM_P.
548
549         * cselib.c (new_cselib_val): Make comment correct and more detailed.
550         * flow.c (mark_set_1): Likewise.
551
552         * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
553         duplicate_eh_regions): Remove.
554         * except.h (duplicate_eh_regions): Remove prototype.
555         * integrate.c (get_label_from_map, copy_rtx_and_substitute,
556         global_const_equiv_varray): Remove.
557         * integrate.h (get_label_from_map, copy_rtx_and_substitute,
558         global_const_equiv_varray, set_label_in_map): Remove prototypes,
559         extern declaration, and #define.
560         (MAYBE_EXTEND_CONST_EQUIV_VARRAY, SET_CONST_EQUIV_DATA): Remove.
561         (struct inline_remap): Remove.
562         * varray.c (struct element): Remove entry for const_equiv_data.
563         * varray.h (struct const_equiv_data): Remove.
564         (enum varray_data_enum) <VARRAY_DATA_CONST_EQUIV>: Remove.
565         (union varray_data_tag) <const_equiv>: Remove.
566         (VARRAY_CONST_EQUIV_INIT, VARRAY_CONST_EQUIV,
567         VARRAY_PUSH_CONST_EQUIV, VARRAY_TOP_CONST_EQUIV): Remove.
568
569         * regstack.c (record_label_references): Remove unused function.
570
571         * rtl.def (VALUE): Update comment.
572         (LABEL_REF): Remove unused operand 2.
573         * rtl.h (struct rtx_def): Update for removed accessor macros.
574         (XCADVFLAGS, INSN_DEAD_CODE_P, LINE_NUMBER, CONTAINING_INSN,
575         REG_LOOP_TEST_P): Remove.
576         (ADDR_DIFF_VEC_FLAGS, CSELIB_VAL_PTR, LABEL_NEXTREF): Add comments.
577         * web.c (entry_register): Don't copy REG_LOOP_TEST_P.
578         * doc/rtl.texi (INSN_DEAD_CODE_P, REG_LOOP_TEST_P): Remove.
579
580 2004-11-13  James A. Morrison  <phython@gcc.gnu.org>
581             Eric Botcazou  <ebotcazou@libertysurf.fr>
582
583         PR target/18230
584         * config/sparc/sparc.c (sparc_rtx_costs): Handle the NAND vector
585         patterns.
586         * config/sparc/sparc.md (V64I): New macro for 64-bit modes.
587         (V32I): New macro for 32-bit modes.
588         (anddi3, anddi_sp32, anddi_sp64, and_not_di_sp32, and_not_di_sp64,
589         iordi3, iordi3_sp32, iordi_sp64, or_not_di_sp32, or_not_di_sp64,
590         xordi3, xordi3_sp32, xordi3_sp64, {AND, IOR, XOR} DI splitter,
591         xor_not_di_sp32, xordi_not_di_sp64, one_cmpldi2, one_cmpldi_sp32,
592         one_cmpldi_sp64): Use V64I instead of DI.
593         (andsi3, andsi_sp32, andsi_sp64, and_not_si, iorsi3, or_not_si,
594         xorsi3, xor_not_si, one_cmplsi2): Use V32I instead of SI.
595         (addv2si3, addv4hi3, addv2hi3): Remove % modifier.
596         (nandv64i_vis, nandv32i_vis): New patterns.
597
598 2004-11-12  Mike Stump  <mrs@apple.com>
599
600         * Makefile.in: Add html support.
601         * java/Make-lang.in: Likewise.
602         * fortran/Make-lang.in: Likewise.
603         * treelang/Make-lang.in: Likewise.
604         * doc/install.texi: Likewise.
605         * doc/makefile.texi: Likewise.
606         * doc/sourcebuild.texi: Likewise.
607
608 2004-11-13  Kazu Hirata  <kazu@cs.umass.edu>
609
610         * tree-ssa-loop-manip.c: Fix a comment typo.
611
612 2004-11-12  Mike Stump  <mrs@apple.com>
613
614         * doc/cppinternals.texi (Index): Fix html generation with makeinfo by
615         renaming this node to Concept Index.
616         * doc/gccint.texi (Index): Likewise.  Also minor formatting tweaks
617         to more closely match gcc.texi.
618
619 2004-11-12  Jeff Law  <law@redhat.com>
620
621         * tree-cfg.c (hashtab.h): Include.
622         (struct edge_to_case_leader_elt): New structure.
623         (edge_to_case_leader): New.
624         (edge_to_case_leader_hash): New hashtable hasing function.
625         (edge_to_case_leader_eq): New hashtable equality function.
626         (record_switch_edge): New function.
627         (get_case_leader_for_edge, get_case_leader_for_edge): New functions.
628         (make_switch_expr_edges): Build the edge-to-case-leader
629         hash table.  Tear down the hash table when we're done.
630         (cleanup_dead_labels): Use CASE_LEADER_OR_LABEL instead of
631         CASE_LABEL.
632         (tree_node_can_be_shared): Allow sharing of CASE_LABEL_EXPR nodes.
633         (tree_redirect_edge_and_branch, case SWITCH_EXPR): Update
634         to use new concept of case leaders to reduce overhead of
635         redirecting outgoing edges from switch statements.
636         * tree.c (get_case_label): New function.
637         * tree.h (CASE_LABEL): Define in terms of get_case_label.
638         (CASE_LEADER_OR_LABEL): Define.
639
640 2004-11-12  Ziemowit Laski  <zlaski@apple.com>
641
642         * varasm.c (output_addressed_constants): For CONST_DECLs,
643         output the initializer if present.
644
645 2004-11-12  Ziemowit Laski  <zlaski@apple.com>
646
647         * config/rs6000/darwin.h: Fix confusing typo in comment.
648
649 2004-11-12  Devang Patel  <dpatel@apple.com>
650
651         * optabs.c (vector_compare_rtx): Use COMPARISON_CLASS_P.
652
653 2004-11-12  Devang Patel  <dpatel@apple.com>
654
655         * tree-if-conv.c (clean_predicate_lists): Use loop header
656         and latch directly.
657
658 2004-11-12  Richard Henderson  <rth@redhat.com>
659
660         PR 17778
661         * config/i386/i386.h (TARGET_96_ROUND_53_LONG_DOUBLE): New.
662         * config/i386/freebsd.h (SUBTARGET_OVERRIDE_OPTIONS): Remove.
663         (TARGET_96_ROUND_53_LONG_DOUBLE): New.
664         * config/i386/i386-modes.def (XF): Use it.
665
666 2004-11-11  Geoffrey Keating  <geoffk@apple.com>
667
668         * Makefile.in (macro_list): Use move-if-change to avoid spurious
669         rebuilds.
670
671 2004-11-12  Mark Mitchell  <mark@codesourcery.com>
672
673         PR c++/18416
674         * passes.c (rest_of_decl_compilation): Do not look at DECL_RTL
675         when deciding whether to pass a variable to
676         cgraph_varpool_finalize_decl or assemble_variable.
677         * toplev.c (check_global_declarations): Do not clear DECL_RTL.
678
679 2004-11-12  Kazu Hirata  <kazu@cs.umass.edu>
680
681         * tree-vectorizer.c: Fix a comment typo.
682
683 2004-11-12  Bernd Schmidt  <bernd.schmidt@analog.com>
684
685         * genconfig.c (walk_insn_part): Look at match_dups inside a label_ref.
686
687 2004-11-12  Diego Novillo  <dnovillo@redhat.com>
688
689         * tree-scalar-evolution.c (analyzable_condition): Remove
690         superfluous TREE_THIS_VOLATILE checks on SSA_NAMEs.
691
692 2004-11-12  Ralf Corsepius  <ralf.corsepius@rtems.org>
693
694         * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
695         Remove m505/roe multilib variant.
696
697 2004-11-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
698
699         * expr.c (emit_group_load) <CONCAT>: Use extract_bit_field
700         to load from the stack.
701
702 2004-11-12  Richard Henderson  <rth@redhat.com>
703
704         * toplev.c (floor_log2): Rename from floor_log2_wide, use CLZ_HWI.
705         (exact_log2): Rename from exact_log2_wide, use CTZ_HWI.
706         * toplev.h (FL2T__): Remove.
707         (CLZ_HWI): Rename from FL2T_CLZ__.
708         (CTZ_HWI): New.
709         (floor_log2): Simplify.
710         (exact_log2): New.
711
712 2004-11-12  Sebastian Pop  <pop@cri.ensmp.fr>
713
714         * tree-data-ref.c (analyze_subscript_affine_affine): Correctly
715         compute the first overlapping iterations.
716
717 2004-11-12  Sebastian Pop  <pop@cri.ensmp.fr>
718
719         PR middle-end/18005
720         * tree-data-ref.c (estimate_niter_from_size_of_data): Ensure
721         that arguments of EXACT_DIV_EXPR are INTEGER_CST.
722
723 2004-11-12  Steven Bosscher  <stevenb@suse.de>
724
725         PR tree-optimization/18419
726         * tree-ssa.c (walk_use_def_chains_1): Make the visited map a
727         pointer set instead of a bitmap.
728         (walk_use_def_chains): Create, pass and clean up that pointer_set.
729
730         * tree-ssa-alias.c (struct alias_info): Make the ssa_names_visited
731         field an sbitmap.
732         (init_alias_info): Allocate and zero it here.
733         (delete_alias_info): Delete it here.
734         (collect_points_to_info_for): Use it.
735
736 2004-11-11  Kazu Hirata  <kazu@cs.umass.edu>
737
738         * alias.c (record_alias_subset, addr_side_effect_eval):
739         Make them static.
740         * alias.h: Remove the prototype for record_alias_subset.
741         * expr.h: Remove the commented-out prototype for
742         record_alias_subset.
743         * rtl.h: Remove the prototype for addr_side_effect_eval.
744
745         * cfglayout.c (choose_inner_scope): Make it static.
746         * rtl.h: Remove the corresponding prototype.
747
748         * cfgloopmanip.c (update_single_exits_after_duplication,
749         unloop): Make them static.
750         * cfgloop.h: Remove the corresponding prototypes.
751
752         * c-typeck.c (c_size_in_bytes, record_maybe_used_decl):
753         Make them static.
754         * c-tree.h: Remove the corresponding prototypes.
755
756         * explow.c (round_push): Make it static.
757         * expr.h: Remove the corresponding prototype.
758
759         * varasm.c (get_named_section_flags, decl_tls_model): Make
760         them static.
761         * output.h: Remove the prototype for get_named_section_flags.
762         * tree.h: Remove the prototype for decl_tls_model.
763
764 2004-11-11  Kazu Hirata  <kazu@cs.umass.edu>
765
766         * function.c (expand_function_end): Remove an "if" statement
767         that always triggers.
768         * stmt.c (expand_null_return_1): Likewise.
769
770 2004-11-11  James E. Wilson  <wilson@specifixinc.com>
771
772         * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle XCmode.
773         (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, SECONDARY_MEMORY_NEEDED,
774         CLASS_MAX_NREGS): Likewise.
775
776 2004-11-11  Zdenek Dvorak  <dvorakz@suse.cz>
777
778         PR tree-optimization/17742
779         * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle
780         MINUS_EXPR correctly.
781
782 2004-11-11  Sebastian Pop  <pop@cri.ensmp.fr>
783
784         * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
785         Give up as soon as the evolution is known not computable.
786
787 2004-11-11  Nathan Sidwell  <nathan@codesourcery.com>
788
789         PR target/16457
790         * config/rs6000/rs6000.c (mask64_2_operand): Stub to call
791         mask64_1or2_operand.
792         (mask64_1or2_operand): Broken out of mask64_2_operand, add flag
793         to spot rlwinm opportunities.
794         (and64_2_operand): Use mask_1or2_operand.
795         * config/rs6000/rs6000.md (anddi3): Use rlwinm when possible.
796
797 2004-11-11  Dorit Naishlos  <dorit@il.ibm.com>
798
799         * tree-vectorizer.c (update_phi_nodes_for_guard): Call reverse_phis.
800         (vect_update_ivs_after_vectorizer): Update function documentation.
801         Avoid quadratic behavior and direct write to PHI_ARG_DEF.
802
803 2004-11-11  Kazu Hirata  <kazu@cs.umass.edu>
804
805         * config/arm/arm.c: Fix a comment typo.
806
807 2004-11-11  Nathan Sidwell  <nathan@codesourcery.com>
808
809         * bitmap.h (nBITMAP_WORD_BITS): Remove.
810         (BITMAP_WORD_BITS): Force unsigned by use of 1u.
811         (BITMAP_ELEMENT_WORDS, BITMAP_ELEMENT_ALL_BITS): Remove
812         unnecessary casts.
813         (bitmap_first_set_bit): Return unsigned, use ctzl.
814         (bitmap_last_set_bit): Remove.
815         * bitmap.c (bitmap_element_zerop, bitmap_copy): Make iterator
816         unsigned.
817         (bitmap_first_set_bit): Return unsigned, require non-empty bitmap,
818         remove special case code for two word elements.
819         (bitmap_last_set_bit): Remove.
820         * ra-build.c (livethrough_conflicts_bb): Replace unnecessary use of
821         bitmap_first_set_bit with bitmap_empty_p.
822         * tree-outof-ssa.c (analyze_edges_for_bb): Likewise.
823         * tree-ssa-pre.c (bitmap_print_value): Use simple flag rather than
824         bitmap_last_bit_set.
825
826 2004-11-11  Nathan Sidwell  <nathan@codesourcery.com>
827
828         PR target/16796
829         * config/rs6000/rs6000.md: Add DF & SF reg move peepholes.
830
831         PR target/16458
832         * config/rs6000/rs6000.c (rs6000_generate_compare): Generate an
833         unsigned equality compare when we know the operands are unsigned.
834
835 2004-11-10  Peter S. Mazinger  <ps.m@gmx.net>
836
837         * config/mips/linux.h (LINUX_TARGET_OS_CPP_BUILTINS): Define
838         __PIC__ and __pic__ only if TARGET_ABICALLS.
839         (SUBTARGET_CPP_SPECS): Don't define or undefine __PIC__ and __pic__.
840         (SUBTARGET_ASM_SPECS): Don't pass -non_shared to assembler; pass
841         -KPIC only if not -mno-abicalls.
842
843         * config/alpha/linux.h, config/arm/linux-elf.h, config/pa/pa-linux.h
844         * config/sparc/linux.h, config/sparc/linux64.h
845         (TARGET_OS_CPP_BUILTINS): Define __PIC__ and __pic__ if flag_pic.
846
847         * config/arm/linux-gas.h (CPP_SPEC): Don't define __PIC__ or __pic__.
848         * config/pa/pa/linux.h (CPP_SPEC): Likewise.
849         * config/sparc/linux.h (CPP_SUBTARGET_SPEC): Likewise.
850         * config/sparc/linux64.h (CPP_SUBTARGET_SPEC): Likewise.
851
852 2004-11-11  Paul Brook  <paul@codesourcery.com>
853
854         * config/arm/arm.c (arm_compute_save_reg0_reg12_mask): Save PIC
855         register if current_function_uses_pic_offset_table is set.
856
857 2004-11-10  David Edelsohn  <edelsohn@gnu.org>
858
859         * config/rs6000/rs6000.md (define_attr "type"): Add two and three.
860         Change multi-instruction sequences to new attribute.
861         * config/rs6000/{40x.md,440.md,603.md,6xx.md,
862         7450.md,7xx.md,8540.md,mpc.md,power4.md,power5.md,
863         rios1.md,rios2.md,rs64.md}: Add descriptions for two and three.
864
865 2004-11-10  Daniel Berlin  <dberlin@dberlin.org>
866
867         * tree-data-ref.c (build_classic_dist_vector): If either loop
868         is outside of the nest we asked about, the dependence can't
869         matter.
870         (build_classic_dir_vector): Ditto.
871
872 2004-11-10  Zdenek Dvorak  <dvorakz@suse.cz>
873
874         * tree-ssa-loop-ivopts.c (get_address_cost): Add address elements in
875         right order.
876         (force_var_cost): Determine cost of addition and multiplication more
877         precisely.
878         (get_computation_cost_at): Add cost for computing address elements to
879         the final cost.
880
881         * fold-const.c (fold): Attempt to use ptr_difference_const whenever
882         one of the arguments of MINUS_EXPR is an address.
883         (split_address_to_core_and_offset): New function.
884         (ptr_difference_const): Handle case when one of the operands is a
885         pointer.
886         * tree-ssa-loop-ivopts.c (determine_base_object): Fold &*addr.
887         (ptr_difference_cost): Pass addresses instead of objects to
888         ptr_difference_const.
889
890 2004-11-10  Nathan Sidwell  <nathan@codesourcery.com>
891
892         * tree.c (tree_check_failed): Emit general error if the list of
893         node types is empty.
894
895 2004-11-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
896
897         * config/sparc/sparc.c (function_arg_union_value): New 'slotno'
898         argument.  When the union is passed in the 6th slot, build a
899         PARALLEL with only one element.
900         (function_arg): Adjust call to function_arg_union_value.
901         (function_value): Likewise.
902
903 2004-11-10  Fariborz Jahanian <fjahanian@apple.com>
904
905         PR tree-optimization/17892
906         * tree-ssa-dom.c (unsafe_associative_fp_binop): Add test for
907         MINUS_EXPR operator.
908
909 2004-11-10  James A. Morrison  <phython@gcc.gnu.org>
910
911         PR target/18230
912         config/sparc/sparc.md (addsi3, subsi3): Set "fptype" attribute.
913         (addv2si, addv4hi, addv2hi, subv2si, subv4hi, subv2hi): New patterns.
914
915 2004-11-10  Steven Bosscher  <stevenb@suse.de>
916
917         * basic-block.h (XMALLOC_REG_SET, XFREE_REG_SET): New.
918         (struct basic_block_def): Remove local_set and cond_local_set
919         fields.  Update comment for global_live_at_start.
920         * flow.c (calculate_global_regs_live): Allocate local_sets and
921         cond_local_sets here as arrays of bitmaps previously stored in
922         bb->local_set and bb->cond_local_set.  Use xmalloc instead of
923         obstack allocated bitmaps.
924
925 2004-11-09  H.J. Lu  <hongjiu.lu@intel.com>
926
927         PR target/18380
928         * config/ia64/unwind-ia64.h (_Unwind_FindTableEntry): Mark it
929         hidden.
930
931         * unwind-dw2.c (_Unwind_FindTableEntry): Removed.
932
933 2004-11-09  Jeff Law  <law@redhat.com>
934
935         * cfganal.c (flow_dfs_compute_reverse_execute): Accept new
936         argument holding last unvisited block.  Start search for
937         unvisited blocks at LAST_UNVISITED rather than EXIT_BLOCK.
938         (connect_infinite_loops_to_exit): Supply last unvisited block
939         to flow_dfs_compute_reverse_execute.
940
941 2004-10-22  Aldy Hernandez  <aldyh@redhat.com>
942
943         * config/rs6000/rs6000.md (fix_truncdfsi2): Handle e500
944         doubles.
945         (floatunssidf2): Same.
946         (floatsidf2): Same.
947         ("extendsfdf2"): New expander.
948         (*extendsfdf2_fpr): Rename.
949         (*truncdfsf2_fpr): Same.
950         (*negdf2_fpr): Same.
951         (*absdf2_fpr): Same.
952         (*nabsdf2_fpr): Same.
953         (*adddf3_fpr): Same.
954         (*subdf3_fpr): Same.
955         (*muldf3_fpr): Same.
956         (*divdf3_fpr): Same.
957
958         * config/rs6000/spe.md ("spe_extendsfdf2"): Remove FIXME comment.
959         ("spe_fix_truncdfsi2"): Same.
960         (spe_floatunssidf2): Same.
961         (spe_floatsidf2): Same.
962
963 2004-11-09  Joseph S. Myers  <joseph@codesourcery.com>
964
965         PR c/18322
966         * c-common.c (fname_decl): Don't use line number of decl in
967         diagnostic.
968
969 2004-11-09  Ulrich Weigand  <uweigand@de.ibm.com>
970
971         * config/s390/s390-protos.h (s390_pool_operand): Remove.
972         * config/s390/s390.c (s390_pool_operand): Likewise.
973         (s390_extra_constraint_str): Handle 'B' constraints.
974         * config/s390/s390.h (CONSTRAINT_LEN): Handle 'B' constraints.
975         * config/s390/s390.md: Document 'B' constraints.
976         ("*cmpdi_cct", "*cmpsi_cct"): Use 'B' constraint instead of
977         s390_pool_operand to prevent insns with two literal pool
978         references.  Make pattern commutative.
979         ("*cmpdi_ccu", "*cmpsi_ccu", "*cmphi_ccu", "*cmpqi_ccu"): Use
980         'B' constraint instead of s390_pool_operand.
981
982 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
983
984         * tree-cfg.c (create_bb): Remove unnecessary memset.
985
986 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
987
988         * tree-ssa-threadupdate.c (copy_phis_to_block): Remove.
989         (thread_block): Call flush_pending_stmt instead of
990         copy_phis_to_block.
991
992 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
993
994         * loop-iv.c (iv_number_of_iterations): Make it static.
995         * cfgloop.h: Remove the corresponding prototype.
996
997 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
998
999         * function.c (combine_temp_slots, assign_parms,
1000         expand_pending_sizes): Make them static.
1001         * tree.h: Remove the corresponding prototypes.
1002
1003 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
1004
1005         * emit-rtl.c (copy_most_rtx): Remove.
1006         * rtl.h: Remove the corresponding prototype.
1007
1008 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
1009
1010         * cfgloop.c (flow_loops_update): Remove.
1011         * cfgloop.h: Remove the corresponding prototype.
1012
1013 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
1014
1015         * conflict.c (mark_reg, conflict_graph_compute): Remove.
1016         * basic-block.h: Remove the prototype for
1017         conflict_graph_compute.
1018
1019 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
1020
1021         * tree-if-conv.c (add_to_dst_predicate_list): Change the
1022         second argument to basic_block.
1023         (tree_if_convert_cond_expr): Update call sites.
1024
1025 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
1026
1027         * fold-const.c (pedantic_non_lvalue): Make it static.
1028         * tree.h: Remove the corresponding prototype.
1029
1030 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
1031
1032         * optabs.c (prepare_operand): Make it static.
1033         * optabs.h: Remove the corresponding prototype.
1034
1035 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
1036
1037         * reload1.c (reloads_conflict, gen_reload): Make them static.
1038         * reload.h: Remove the corresponding prototypes.
1039
1040 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
1041
1042         * reload.c (refers_to_mem_for_reload_p,
1043         refers_to_regno_for_reload_p): Make them static.
1044         * reload.h: Remove the corresponding prototypes.
1045
1046 2004-11-09  James A. Morrison  <phython@gcc.gnu.org>
1047             Eric Botcazou  <ebotcazou@libertysurf.fr>
1048
1049         PR target/18230
1050         * doc/md.texi (SPARC constraints): Document 'Y' constraint.
1051         * config/sparc/sparc-modes.def: Add vector modes of 4 and 8 bytes.
1052         * config/sparc/sparc.c (sparc_vector_mode_supported_p): New function.
1053         (TARGET_VECTOR_MODE_SUPPORTED_P): Set to sparc_vector_mode_supported_p.
1054         (fp_zero_operand): Accept MODE_VECTOR_INT modes.
1055         (input_operand): Accept CONST_VECTOR with MODE_VECTOR_INT modes.
1056         (sparc_cannot_force_const_mem): Return false for CONST_VECTOR.
1057         (sparc_init_modes): Set sparc_mode_class to SF_MODE or DF_MODE for
1058         MODE_VECTOR_INT modes.
1059         (sparc_extra_constraint_check): Add new constraint 'Y'.
1060         * config/sparc/sparc.h: Define UNITS_PER_SIMD_WORD to 8 for TARGET_VIS.
1061         * config/sparc/sparc.md (V32): New mode macro for 32-bit modes.
1062         (V64): New mode macro for 64-bit modes.
1063         (movsf): Use V32 for mode instead of SF.
1064         (movsf_insn_vis): Use V32 for mode instead of SF.  Add 'Y' constraint
1065         alongside 'G' constraint.
1066         (movdf): Use V64 for mode instead of DF.
1067         (movdf_insn_v9only_vis, modf_insn_sp64_vis): Use V64 for mode instead
1068         of DF.  Add 'Y' constraint alongside 'G' constraint.
1069         (multi-isn and misaligned mems DFmode splitters): Use V64 for mode
1070         instead of DF.
1071
1072 2004-11-09  Ulrich Weigand  <uweigand@de.ibm.com>
1073
1074         * config/s390/s390.c (s390_select_ccmode): Return CCAPmode for
1075         integer NEG and ABS.
1076         * config/s390/s390.md ("*negdi2_64"): Fix op_type attribute.
1077         ("*negdi2_31"): Reimplement using a splitter.
1078         ("*negdi2_cc", "*negdi2_cconly"): New insns.
1079         ("*negdi2_sign", "*negdi2_sign_cc"): Likewise.
1080         ("*negsi2_cc", "*negsi2_cconly"): Likewise.
1081         ("*negdf2_cc", "*negdf2_cconly"): Likewise.
1082         ("*negsf2_cc", "*negsf2_cconly"): Likewise.
1083         ("*absdi2_cc", "*absdi2_cconly"): New insns.
1084         ("*absdi2_sign", "*absdi2_sign_cc"): Likewise.
1085         ("*abssi2_cc", "*abssi2_cconly"): Likewise.
1086         ("*absdf2_cc", "*absdf2_cconly"): Likewise.
1087         ("*abssf2_cc", "*abssf2_cconly"): Likewise.
1088         ("*negabsdi2_cc", "*negabsdi2_cconly"): New insns.
1089         ("*negabsdi2_sign", "*negabsdi2_sign_cc"): Likewise.
1090         ("*negabssi2_cc", "*negabssi2_cconly"): Likewise.
1091         ("*negabsdf2_cc", "*negabsdf2_cconly"): Likewise.
1092         ("*negabssf2_cc", "*negabssf2_cconly"): Likewise.
1093
1094 2004-11-09  Ulrich Weigand  <uweigand@de.ibm.com>
1095
1096         * config/s390/s390.c (s390_canonicalize_comparison): Reverse condition
1097         when eliminating an UNSPEC_CMPINT.
1098         (s390_secondary_input_reload_class): Fix test for CC register reload.
1099         (s390_secondary_output_reload_class): Likewise.
1100         (s390_expand_cmpmem): Swap operands.  Use gen_cmpint.
1101         * config/s390/s390.md ("*cmpint_si", "*cmpint_di"): Remove.
1102         ("cmpint", "*cmpint_cc", "*cmpint_sign", "*cmpint_sign_cc"): New
1103         insn patterns with splitters.
1104
1105 2004-11-09  David Edelsohn  <edelsohn@gnu.org>
1106
1107         * config/rs6000/rs6000.c (rs6000_rtx_costs): Add EQ, GTU, and LTU.
1108         * config/rs6000/rs6000.md (sCC): Split GTU and LTU patterns.
1109
1110 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
1111
1112         * tree-phinodes.c (phi_reverse): New.
1113         * tree-cfg.c (tree_make_forwarder_block, tree_duplicate_bb):
1114         Use it.
1115         * tree-flow.h: Add a prototype for phi_reverse.
1116
1117 2004-11-09  Kazu Hirata  <kazu@cs.umass.edu>
1118
1119         * tree-ssa-loop-ivopts.c: Fix a comment typo.
1120
1121 2004-11-09  James A. Morrison  <phython@gcc.gnu.org>
1122
1123         PR pch/14940
1124         * config/host-linux.c (TRY_EMPTY_VM_SPACE): Add __sparc__
1125         definitions.
1126
1127 2004-11-09  Joseph S. Myers  <joseph@codesourcery.com>
1128
1129         * builtins.c, c-common.c, c-decl.c, c-format.c: Say "argument"
1130         instead of "arg" in diagnostics.
1131
1132 2004-11-09  Joseph S. Myers  <joseph@codesourcery.com>
1133
1134         * builtins.c, c-common.c, c-decl.c, c-format.c, c-format.h,
1135         c-parse.in, c-pch.c, c-pragma.c, collect2.c, final.c, gcc.c,
1136         gcov.c, opts.c, pretty-print.h, protoize.c, reg-stack.c, rtl.c,
1137         tlink.c, config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
1138         config/avr/avr.c, config/c4x/c4x.c, config/darwin.c,
1139         config/frv/frv.c, config/h8300/h8300.c, config/i386/i386.c,
1140         config/i386/winnt.c, config/ia64/ia64.c, config/ip2k/ip2k.c,
1141         config/iq2000/iq2000.c, config/m32r/m32r.c,
1142         config/m68hc11/m68hc11.c, config/m68k/m68k.c, config/m68k/m68k.h,
1143         config/mcore/mcore.c, config/mips/mips.c, config/mmix/mmix.c,
1144         config/ns32k/ns32k.c, config/rs6000/host-darwin.c,
1145         config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
1146         config/sh/symbian.c, config/stormy16/stormy16.c,
1147         config/v850/v850.c: Avoid "`" as left quote, using "'" or %q, %<
1148         and %> as appropriate.  Use %' as apostrophe in diagnostics where
1149         applicable.  Use %< and %> in place of '' quotes where applicable.
1150         Use %qs in place of %<%s%>.  Consistently quote __builtin function
1151         names.
1152
1153 2004-11-09  Hans-Peter Nilsson  <hp@bitrange.com>
1154
1155         * gdbinit.in (pbb, pbm): New macros.
1156
1157 2004-11-08 Jeff Law  <law@redhat.com>
1158
1159         * cfg.c (redirect_edge_succ_nodup): Use find_edge rather than
1160         implementing it inline.
1161
1162         * cfganal.c (find_edge): Search pred->succs or succ->preds,
1163         whichever is shorter.
1164
1165 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
1166
1167         * passes.c (rest_of_handle_jump): Remove dead code.
1168
1169 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
1170
1171         * tree-cfg.c (thread_jumps): Speed up by keeping a pointer to
1172         the last used element in the worklist.
1173
1174 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
1175
1176         * tree-inline.c (remap_save_expr): Make it static.
1177         * tree-inline.h: Remove the corresponding prototype.
1178
1179 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
1180
1181         * tree-ssa-loop-niter.c (upper_bound_in_type,
1182         lower_bound_in_type): Make them static.
1183         * tree.h: Remove the corresponding prototypes.
1184
1185 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
1186
1187         * tree-ssa-live.c (tpa_init, pop_best_coalesce): Make them
1188         static.
1189         * tree-ssa-live.h: Remove the corresponding prototypes.
1190
1191 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
1192
1193         * tree-if-conv.c (tree_if_conversion): Make it static.
1194         * tree-flow.h: Remove the corresponding prototype.
1195
1196 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
1197
1198         * tree-ssa-operands.c (build_ssa_operands): Make it static.
1199         * tree-flow.h: Remove the corresponding prototype.
1200
1201 2004-11-08  Andrew Pinski  <pinskia@physics.uc.edu>
1202
1203         PR tree-opt/18299
1204         * tree-inline.c (copy_body_r): Change "t = t" to empty
1205         statement instead of "t".
1206
1207 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
1208
1209         * modulo-sched.c (create_partial_schedule,
1210         free_partial_schedule, reset_partial_schedule,
1211         ps_add_node_check_conflicts, rotate_partial_schedule): Make
1212         them static.
1213
1214 2004-11-08  Richard Henderson  <rth@redhat.com>
1215
1216         * expmed.c (extract_force_align_mem_bit_field): Correct handling at
1217         the end of a page.
1218
1219 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
1220
1221         * sched-deps.c (add_insn_mem_dependence): Make it static.
1222         * sched-int.h: Remove the corresponding prototypes.
1223
1224 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
1225
1226         * flow.c (allocate_bb_life_data): Make it static.
1227         * basic-block.h: Remove the corresponding prototype.
1228
1229 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
1230
1231         * calls.c (split_complex_values, split_complex_types): Make
1232         them static.
1233         * expr.h: Remove the corresponding prototypes.
1234
1235 2004-11-08  Richard Earnshaw  <rearnsha@arm.com>
1236
1237         * arm.c (arm_handle_notshared_attribute): Wrap declaration and use
1238         with #if TARGET_DLLIMPORT_DECL_ATTRIBUTES.
1239
1240 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
1241
1242         * tree-if-conv.c (tree_if_convert_cond_expr): Remove two "if"
1243         statements that always trigger.
1244
1245 2004-11-08  Kazu Hirata  <kazu@cs.umass.edu>
1246
1247         * tree-cfg.c, tree-if-conv.c, tree-into-ssa.c,
1248         tree-scalar-evolution.c, tree-ssa-loop-im.c,
1249         tree-ssa-loop-ivopts.c, tree-ssa-loop-manip.c, tree-ssa.c,
1250         tree-vectorizer.c: Replace TREE_CHAIN with PHI_CHAIN where
1251         appropriate.
1252
1253 2004-11-08  Ben Elliston  <bje@au.ibm.com>
1254
1255         * cgraph.h (cgraph_calls_p): Remove.
1256         * cgraph.c (cgraph_calls_p): Likewise.
1257
1258         * varray.h (varray_copy): Remove.
1259         * varray.c (varray_copy): Likewise.
1260
1261 2004-11-07  Andrew Pinski  <pinskia@physics.uc.edu>
1262
1263         PR target/18269
1264         * config/darwin.c (machopic_indirect_data_reference):
1265         Call gen_macho_high and gen_macho_low instead of
1266         checking the mode and calling gen_macho_high_di directly.
1267         * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
1268         * config/rs6000/rs6000.md: Move most of TARGET_MACHO expand/insns
1269         to darwin.md.
1270         (movdf_low, movsf_low, movsf_low_st, movsi_low, macho_correct_pic,
1271         load_macho_picbase, macho_low, macho_high): Removed.
1272         (builtin_setjmp_receiver): Call gen_macho_high and
1273         gen_macho_low instead of checking the mode and calling
1274         gen_macho_high_di directly.
1275         * config/rs6000/darwin.md (load_macho_picbase_di): Use the MD constant.
1276         (movdf_low_si, movsf_low_si, movsf_low_st_si, movsi_low_st):
1277         Moved from rs6000.md.
1278         (macho_high): New expander.
1279         (macho_high_si): Renamed version of macho_high from rs6000.md.
1280         (macho_low): New expander.
1281         (macho_low_si): Renamed version of macho_low from rs6000.md.
1282         (load_macho_picbase): New expander.
1283         (load_macho_picbase_si): Renamed version of load_macho_picbase
1284         from rs6000.md.
1285         (macho_correct_pic): New expander.
1286         (macho_correct_pic_si): Renamed version of macho_correct_pic
1287         from rs6000.md.
1288
1289 2004-11-07  Joseph S. Myers  <joseph@codesourcery.com>
1290
1291         * c-decl.c (finish_struct): Use complete sentences for diagnostic
1292         for structures or unions with no members or named members.
1293
1294 2004-11-07  Joseph S. Myers  <joseph@codesourcery.com>
1295
1296         * c-typeck.c (build_unary_op): Replace unreachable diagnostic for
1297         taking address of bit-field by assertion.
1298
1299 2004-11-06  Ulrich Weigand  <uweigand@de.ibm.com>
1300
1301         * config/s390/s390.md (attribute "op_type"): Default to "NN".
1302         (attribute "atype"): Default to "agen".
1303         (attribute "length"): Default to 6.
1304         (define_asm_attibutes): Remove.
1305         ("movti", "*movdi_64", "*movdi_31", "*movsi_zarch", "*movsi_esa",
1306         "*movhi", "*movqi", "*movdf_64", "*movdf_31", "movsf",
1307         "*clc", "*mvc", "*nc", "*oc", "*xc", "*xc_zero"):
1308         Do not set type attribute to "cs" where already default.
1309         ("*cmpint_si", "*cmpint_di", "fix_truncdfsi2_ibm", "floatsidf2_ibm",
1310         "*negdi2_31"):
1311         Do not set type attribute to "other" where already default.
1312         ("movti", "*movdi_64", "*movdi_31", "*movdf_31",
1313         "*strlendi", "*strlensi",
1314         "*movmem_long_64", "*movmem_long_31",
1315         "*clrmem_long_64", "*clrmem_long_31",
1316         "*cmpmem_long_64", "*cmpmem_long_31",
1317         "*cmpint_si", "*cmpint_di",
1318         "addti3", "*adddi3_31z", "*adddi3_31",
1319         "subti3", "*subdi3_31z", "*subdi3_31", "*negdi2_31",
1320         "*sconddi", "*scondsi", "*sconddi_neg", "*scondsi_neg",
1321         "fix_truncdfsi2_ibm", "floatsidf2_ibm", "extendsfdf2_ibm",
1322         "*pool_entry", "pool_align", "pool_section_start",
1323         "pool_section_end", "main_pool", "reload_base_31", "pool"):
1324         Do not set op_type attribute to "NN" where already default.
1325         ("*extractqi", "*extracthi", "*zero_extendhisi2_31",
1326         "*zero_extendqisi2_31", "*zero_extendqihi2_31",
1327         "fix_truncdfsi2_ibm", "floatsidf2_ibm"):
1328         Do not set atype attribute to "agen" where already default.
1329         ("*movmem_short", "*clrmem_short", "*cmpmem_short"): Don't set op_type.
1330
1331 2004-11-06  Richard Sandiford  <rsandifo@redhat.com>
1332
1333         * config/mips/t-iris6 (tp-bit.c): Fix target filename.
1334
1335 2004-11-06  Richard Sandiford  <rsandifo@redhat.com>
1336
1337         PR target/16830
1338         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define the
1339         R3000 and R4000 macros on IRIX.
1340
1341 2004-11-06  Andreas Schwab  <schwab@suse.de>
1342
1343         PR target/16286
1344         * config/rs6000/altivec.h: Replace bool by __bool and pixel by
1345         __pixel.
1346
1347 2004-11-06  Kazu Hirata  <kazu@cs.umass.edu>
1348
1349         * tree-ssa-copyrename.c (rename_ssa_copies): Make it static.
1350
1351 2004-11-06  Ulrich Weigand  <uweigand@de.ibm.com>
1352
1353         * config/s390/2064.md ("z_int", "z_agen"): Ensure the condition
1354         matches no insns already matched by other reservations.
1355         * config/s390/2084.md ("x_int", "x_agen"): Ensure the condition
1356         matches no insns already matched by other reservations.
1357         ("x_ss"): Remove, replace by ...
1358         ("x_cs"): ... this new reservation.  Check type instead of op_type.
1359         Update bypasses to use x_cs instead of x_ss.
1360         ("x_nn"): Remove, replace by ...
1361         ("x_other"): ... this new reservation.  Check type instead of op_type.
1362         Add x_other and x_branch to bypasses.
1363         ("x_vs"): New reservation.
1364         * config/s390/s390.md (attribute "type"): Default according to op_type.
1365         ("*execute"): Set type to "cs".
1366
1367 2004-11-06  Kazu Hirata  <kazu@cs.umass.edu>
1368
1369         * fold-const.c (non_lvalue): Don't construct NON_LVALUE_EXPR
1370         if we are in GIMPLE.
1371
1372 2004-11-06  Hans-Peter Nilsson  <hp@bitrange.com>
1373
1374         PR rtl-optimization/17933
1375         * rtlanal.c (dead_or_set_regno_p): Break out common code to...
1376         (covers_regno_p): New function.  Handle SETs of PARALLEL,
1377         and defer the rest to...
1378         (covers_regno_no_parallel_p): New function.
1379
1380 2004-11-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
1381
1382         * config/sparc/sparc.c (function_arg_record_value_1): Skip
1383         fields with zero length.
1384         (function_arg_record_value_2): Likewise.
1385         (function_arg_record_value_3): Use smallest_mode_for_size
1386         instead of mode_for_size.
1387         (function_arg_union_value): Return naked register for unions
1388         with zero length.
1389
1390 2004-11-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
1391
1392         * config/sparc/sparc.c (scan_record_type): Handle vector types.
1393         (function_arg_slotno): Handle vector types specially.
1394         (function_arg_record_value_1): Split fields with vector type and
1395         BLKmode into their subparts.
1396         (function_arg_record_value_2): Likewise.  Be prepared to handle
1397         more than 2 registers per field.
1398         (function_arg_union_value): Increment regno inside the loop.
1399         (function_arg_vector_value): New function.
1400         (function_arg): Use it to split fields with vector type and
1401         BLKmode into their subparts and build a PARALLEL.  Treat
1402         other vector types like floats.
1403         (function_value): Likewise.
1404         (sparc_pass_by_reference): Handle vector types.
1405         (sparc_return_in_memory): Likewise.
1406
1407 2004-11-06  Kazu Hirata  <kazu@cs.umass.edu>
1408
1409         * tree-cfg.c (find_taken_edge_cond_expr): Remove an "if"
1410         statement that never triggers.
1411
1412 2004-11-06  Ulrich Weigand  <uweigand@de.ibm.com>
1413
1414         * config/s390/2064.md ("z_o2", "z_o3"): Remove.
1415         * config/s390/2084.md ("x_o2", "x_o3"): Remove.
1416         ("x_fdivd"): Use also for fsqrtd type.
1417         ("x_fdivs"): Use also for fsqrts type.
1418         * config/s390/s390.md (attribute "type"): Remove "o2" and "o3" types.
1419         ("fix_truncdfsi2_ieee"): Set type to "ftoi".
1420         ("fix_truncdfsi2_ibm"): Set type to "other".
1421         ("floatdidf2", "floatdisf2"): Do not clobber CC.
1422         ("floatsidf2", "floatsidf2_ieee"): Likewise.
1423         ("floatsisf2", "floatsisf2_ieee"): Likewise.
1424         ("truncdfsf2", "truncdfsf2_ieee"): Only allow "register_operand".
1425         ("truncdfsf2_ibm"): Only allow "nonimmediate_operand".  Use LER
1426         instead of LRER.
1427         ("extendsfdf2_ibm"): Do not set atype.  Set type to "floads".
1428         ("sqrtdf2"): Set type to "fsqrtd".
1429         ("sqrtsf2"): Set type to "fsqrts".
1430
1431 2004-11-06  Kazu Hirata  <kazu@cs.umass.edu>
1432
1433         * tree-phinodes.c (remove_all_phi_nodes_for): Speed up using a
1434         pointer to the last PHI node in the new PHI chain.
1435
1436 2004-11-06  Kaz Kojima  <kkojima@gcc.gnu.org>
1437
1438         * config/sh/sh.c (prepare_move_operands): Emit a use of r12
1439         for non-PIC TLS_MODEL_INITIAL_EXEC case.
1440
1441 2004-11-06  Kazu Hirata  <kazu@cs.umass.edu>
1442
1443         * expmed.c: Fix a comment typo.
1444
1445 2004-11-06  Aaron W. LaFramboise  <aaronavay62@aaronwl.com>
1446
1447         PR target/18106
1448         * config/i386/cygming.h
1449         [HAVE_GAS_WEAK] (ASM_WEAKEN_LABEL): Macro defined.
1450
1451 2004-11-06  Kazu Hirata  <kazu@cs.umass.edu>
1452
1453         * config/sh/sh4a.md: Fix copyright.
1454
1455 2004-11-06  Kazu Hirata  <kazu@cs.umass.edu>
1456
1457         * config/rs6000/darwin.md, config/sh/sh4a.md: Replace GNU CC
1458         with GCC.
1459
1460 2004-11-05  David Edelsohn  <edelsohn@gnu.org>
1461
1462         * config/rs6000/rs6000.md (scc patterns): Replace subfc with subf
1463         when carry not used.  Suggested by Torbjorn Granlund.
1464
1465         * config/rs6000/rs6000.c (rs6000_emit_move): Don't force_reg
1466         operand[1] unnecessarily.  Suggested by Eric Christopher.
1467         (rs6000_adjust_cost): Increase latency of store to wider load.
1468         (rs6000_rtx_costs): mulli only allows 16-bit constants.
1469
1470 2004-11-05  Stan Shebs  <shebs@apple.com>
1471
1472         * config/rs6000/rs6000.c (machopic_output_stub): Output
1473         ldu instead of lwzu for 64-bit stubs.
1474
1475 2004-11-05  Richard Henderson  <rth@redhat.com>
1476
1477         * config/alpha/alpha.c (alpha_expand_unaligned_load): Special case
1478         size 2 with BWX.
1479         (alpha_expand_unaligned_store): Likewise.
1480
1481 2004-11-05  Richard Henderson  <rth@redhat.com>
1482
1483         * expmed.c (extract_force_align_mem_bit_field): New.
1484         (extract_split_bit_field): Call it.
1485
1486 2004-11-05  Richard Henderson  <rth@redhat.com>
1487
1488         * ia64.md (UNSPEC_SHRP): New.
1489         (dshift_count_operand): New.
1490         (ashrti3, ashrti3_internal, lshrti3, lshrti3_internal, shrp): New.
1491         * ia64.c (rtx_needs_barrier): Handle UNSPEC_SHRP.
1492
1493 2004-11-05  Joseph S. Myers  <joseph@codesourcery.com>
1494
1495         * c-typeck.c (output_init_element): Return early if value is
1496         error_mark_node.
1497
1498 2004-11-05  James E Wilson  <wilson@specifixinc.com>
1499
1500         * invoke.texi (-fno-guess-branch-probability): Rewrite.
1501
1502         * config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC_GR_SPILL): Change
1503         1 to UNSPEC_GR_SPILL.
1504
1505 2004-11-05  Andreas Krebbel  <krebbel1@de.ibm.com>
1506
1507         * config/s390/s390.c (s390_fixed_condition_code_regs): New function.
1508         (TARGET_FIXED_CONDITION_CODE_REGS): Macro defined.
1509
1510 2004-11-05  Nathan Sidwell  <nathan@codesourcery.com>
1511
1512         * bitmap.h (enum bitmap_bits): Remove.
1513         (bitmap_operation): Remove.
1514         (bitmap_and, bitmap_and_into, bitmap_and_compl,
1515         bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
1516         bitmap_xor_into): Prototype.
1517         * bitmap.c (bitmap_elt_insert_after, bitmap_elt_clear_from): New.
1518         (bitmap_operation): Remove.
1519         (bitmap_and, bitmap_and_into, bitmap_and_compl,
1520         bitmap_and_compl_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
1521         bitmap_xor_into): New.
1522         (bitmap_ior_and_compl, bitmap_ior_and_compl_into): Adjust.
1523
1524         PR tree-optimization/18307
1525         * tree-ssa-alias.c (merge_pointed_to_info): Protected against DEST
1526         and ORIG being the same node.
1527
1528 2004-11-04  Geoffrey Keating  <geoffk@apple.com>
1529
1530         * Makefile.in (distclean): Don't delete nonexistent fixinc/ directory.
1531         (install-mkheaders): Install the version built for the
1532         host, not for the build machine.
1533         * configure.ac: Always run fixincludes.
1534         (all_outputs): Remove mkheaders.
1535         * configure: Regenerate.
1536         * fixinc.in: Move to fixincludes/.
1537         * mkfixinc.sh: Likewise.
1538         * mkheaders.in: Likewise.
1539         * README-fixinc: Likewise.
1540
1541 2004-11-05  Ramana Radhakrishnan  <ramana.radhakrishnan@codito.com>
1542
1543         PR target/18263
1544         * config/arc/lib1funcs.asm (___umulsidi3): Change use of cmp to the
1545         equivalent on the A4.
1546
1547 2004-11-05  Joseph S. Myers  <joseph@codesourcery.com>
1548
1549         * doc/c-tree.texi, doc/cfg.texi, doc/contrib.texi, doc/cpp.texi,
1550         doc/cppopts.texi, doc/extend.texi, doc/fragments.texi,
1551         doc/frontends.texi, doc/gcov.texi, doc/hostconfig.texi,
1552         doc/implement-c.texi, doc/install.texi, doc/invoke.texi,
1553         doc/libgcc.texi, doc/md.texi, doc/passes.texi,
1554         doc/portability.texi, doc/rtl.texi, doc/sourcebuild.texi,
1555         doc/standards.texi, doc/tm.texi, doc/tree-ssa.texi,
1556         doc/trouble.texi: Correct end-of-sentence markup and markup of
1557         "etc.", "e.g." and "i.e.".  Use @code in various places where
1558         appropriate.
1559
1560 2004-11-05  Joseph S. Myers  <joseph@codesourcery.com>
1561
1562         * doc/c-tree.texi, doc/cfg.texi, doc/extend.texi, doc/gty.texi,
1563         doc/install.texi, doc/invoke.texi, doc/md.texi, doc/passes.texi,
1564         doc/rtl.texi, doc/tm.texi, doc/tree-ssa.texi: Remove trailing
1565         whitespace.
1566
1567 2004-11-04  Mark Mitchell  <mark@codesourcery.com>
1568
1569         * config/arm/arm.c (arm_handle_notshared_attribute): New function.
1570         * doc/extend.texi: Document "notshared" attribute.
1571
1572 2004-11-04  Kazu Hirata  <kazu@cs.umass.edu>
1573
1574         * tree-phinodes.c (make_phi_node): Make it static.
1575         * tree.h: Remove the prototypes for make_phi_node.
1576
1577 2004-11-04  Kazu Hirata  <kazu@cs.umass.edu>
1578
1579         * stmt.c (expand_asm, expand_asm_operands): Make them static.
1580         * tree.h: Remove the prototypes for expand_asm and
1581         expand_asm_operands.
1582
1583 2004-11-04  Kazu Hirata  <kazu@cs.umass.edu>
1584
1585         * passes.c (rest_of_compilation): Make it static.
1586         * toplev.h: Remove the prototype for rest_of_compilation.
1587
1588 2004-11-04  Kazu Hirata  <kazu@cs.umass.edu>
1589
1590         * jump.c (cleanup_barriers): Use delete_insn instead of
1591         delete_barrier.
1592         (delete_barrier): Remove.
1593         * rtl.h: Remove the corresponding prototype.
1594
1595 2004-11-04  Kazu Hirata  <kazu@cs.umass.edu>
1596
1597         * expr.c (mostly_zero_p): Make it static.
1598         * tree.h: Remove the prototype for mostly_zeros_p.
1599
1600 2004-11-04  Kazu Hirata  <kazu@cs.umass.edu>
1601
1602         * cfgrtl.c (force_nonfallthru_and_redirect): Make it static.
1603
1604 2004-11-04  Kazu Hirata  <kazu@cs.umass.edu>
1605
1606         * builtins.c (expand_builtin_return_addr,
1607         expand_builtin_longjmp, expand_builtin_trap): Make them static.
1608         * expr.h: Remove the prototypes for expand_builtin_longjmp and
1609         expand_builtin_trap.
1610         * tree.h: Remove the prototype for expand_builtin_return_addr.
1611
1612 2004-11-04  Kazu Hirata  <kazu@cs.umass.edu>
1613
1614         * tree-cfg.c (find_taken_edge): Reject VAL begin NULL.
1615         * tree-ssa-ccp.c (visit_cond_stmt): Don't call find_taken_edge
1616         with VAL being NULL.
1617
1618 2004-11-04  Kazu Hirata  <kazu@cs.umass.edu>
1619
1620         * cfghooks.c (delete_basic_block): Remove code to truncate
1621         edge vectors.
1622
1623 2004-11-04  Andrew Pinski  <pinskia@physics.uc.edu>
1624
1625         * flow.c (init_propagate_block_info): Change the type of i to
1626         unsigned.
1627
1628 2004-11-04  Ulrich Weigand  <uweigand@de.ibm.com>
1629
1630         PR tree-optimization/18184
1631         * c-typeck.c (comptypes): Do not treat pointers of different
1632         modes or alias-all flags as equivalent.
1633         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Likewise.
1634
1635 2004-11-04  Joseph S. Myers  <joseph@codesourcery.com>
1636
1637         * doc/gty.texi, doc/makefile.texi, doc/sourcebuild.texi: Don't
1638         reference specific C parser files in examples.
1639
1640 2004-11-04  Richard Sandiford  <rsandifo@redhat.com>
1641
1642         PR target/15342
1643         * regrename.c (scan_rtx): Treat the destinations of SETs and CLOBBERs
1644         as OP_INOUT if the instruction is predicated.
1645
1646 2004-11-04  Kazu Hirata  <kazu@cs.umass.edu>
1647
1648         * bitmap.h: Fix a comment typo.  Follow spelling conventions.
1649         * tree-vectorizer.c: Fix a comment typo.
1650
1651 2004-11-04  Kazu Hirata  <kazu@cs.umass.edu>
1652
1653         * sdbout.c (SDB_GENERATE_FAKE): Remove.
1654         (gen_fake_label): Don't use SDB_GENERATE_FAKE.
1655         * system.h: Poison SDB_GENERATE_FAKE.
1656         * doc/tm.texi (SDB_GENERATE_FAKE): Remove.
1657
1658 2004-11-04  Ulrich Weigand  <uweigand@de.ibm.com>
1659
1660         * config/s390/s390.md ("*addsi3_sign"): Use canonical RTL.
1661
1662 2004-11-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
1663
1664         PR other/18277
1665         * gthr-posix.h (__gthread_recursive_mutex_init_function): Revert
1666         2004-10-29 patch
1667
1668 2004-11-04  Nathan Sidwell  <nathan@codesourcery.com>
1669
1670         * predict.c (propagate_freq): Make bitno unsigned. Move
1671         npredecessors update out of loop.
1672
1673         * bitmap.h (bitmap_iterator): Remove word_bit and bit
1674         fields. Rename others.
1675         (bmp_iter_common_next_1, bmp_iter_single_next_1,
1676         bmp_iter_single_init, bmp_iter_end_p, bmp_iter_single_next,
1677         bmp_iter_and_not_next_1, bmp_iter_and_not_init,
1678         bmp_iter_and_not_next, bmp_iter_and_next_1, bmp_iter_and_init,
1679         bmp_iter_and_next): Remove.
1680         (bmp_iter_set_init, bmp_iter_and_init, bmp_iter_and_compl_init,
1681         bmp_iter_next, bmp_iter_set, bmp_iter_and, bmp_iter_and_compl):
1682         New.
1683         (EXECUTE_IF_SET_IN_BITMAP, EXECUTE_IF_AND_IN_BITMAP,
1684         EXECUTE_IF_AND_COMPL_IN_BITMAP): Adjust.
1685
1686         * bitmap.h (bitmap_a_or_b, bitmap_a_and_b): Remove.
1687         * df.c (dataflow_set_a_op_b): Use bitmap_and, bitmap_ior,
1688         bitmap_and_into, bitmap_ior_into as appropriate.
1689         * except.c (remove_eh_handler): Likewise.
1690         * global.c (modify_bb_reg_pav, make_accurate_live_analysis): Likewise.
1691         * tree-dfa.c (mark_new_vars_to_rename): Likewise.
1692         * tree-ssa-alias.c (merge_pointed_to_info): Likewise.
1693         * tree-ssa-live.h (live_merge_and_clear): Likewise.
1694         * tree-ssa-loop-ivopts.c (find_best_candidate, try_add_cand_for):
1695         Likewise.
1696
1697         * bitmap.c (bitmap_print): Make bitno unsigned.
1698         * bt-load.c (clear_btr_from_live_range,
1699         btr_def_live_range): Likewise.
1700         * caller-save.c (save_call_clobbered_regs): Likewise.
1701         * cfganal.c (compute_dominance_frontiers_1): Likewise.
1702         * cfgcleanup.c (thread_jump): Likewise.
1703         * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
1704         * conflict.c (conflict_graph_compute): Likewise.
1705         * ddg.c (add_deps_for_use): Likewise.
1706         * df.c (df_refs_update): Likewise.
1707         * except.c (remove_eh_handler): Likewise.
1708         * flow.c (verify_local_live_at_start, update_life_info,
1709         initialize_uninitialized_subregs, propagate_one_insn,
1710         free_propagate_block_info, propagate_block, find_use_as_address,
1711         reg_set_to_hard_reg_set): Likewise.
1712         * gcse.c (clear_modify_mem_tables): Likewise.
1713         * global.c (global_conflicts, build_insn_chain): Likewise.
1714         * ifcvt.c (dead_or_predicable): Likewise.
1715         * local-alloc.c (update_equiv_regs): Likewise.
1716         * loop.c (load_mems): Likewise.
1717         * ra-build.c (livethrough_conflicts_bb, conflicts_between_webs):
1718         Likewise.
1719         * ra-rewrite.c (reloads_to_loads, rewrite_program2, actual_spill):
1720         Likewise.
1721         * reload1.c (order_regs_for_reload, finish_spills): Likewise.
1722         * sched-deps.c (sched_analyze_insn, free_deps): Likewise.
1723         * sched-rgn.c (propagate_deps
1724         * tree-cfg.c (tree_purge_all_dead_eh_edges): Likewise.
1725         * tree-dfa.c (dump_dfa_stats
1726         tree-into-ssa.c (compute_global_livein, insert_phi_nodes,
1727         insert_phi_nodes_for, debug_def_blocks_r, invalidate_name_tags):
1728         Likewise.
1729         * tree-outof-ssa.c (coalesce_ssa_name, coalesce_vars,
1730         free_temp_expr_table, find_replaceable_exprs): Likewise.
1731         * tree-sra.c (scan_function, scalarize_parms): Likewise.
1732         * tree-ssa-alias.c (init_alias_info,
1733         compute_points_to_and_addr_escape,
1734         compute_flow_sensitive_aliasing, maybe_create_global_var): Likewise.
1735         * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Likewise.
1736         * tree-ssa-live.c (new_tree_live_info, live_worklist,
1737         calculate_live_on_entry, calculate_live_on_exit, compare_pairs,
1738         sort_coalesce_list, build_tree_conflict_graph, dump_live_info
1739         tree-ssa-loop-manip.c (add_exit_phis_var): Likewise.
1740         tree-ssa-operands.c (get_asm_expr_operands, add_call_clobber_ops,
1741         add_call_read_ops): Likewise.
1742         * tree-ssa-pre.c (bitmap_print_value_set, insert_aux): Likewise.
1743         * tree-ssa-live.h (num_var_partitions): Return unsigned.
1744
1745 2004-11-03  Dorit Naishlos  <dorit@il.ibm.com>
1746
1747         PR tree-optimization/18009
1748         * tree-vectorizer.h (enum dr_alignment_support): New type.
1749         (MAX_NUMBER_OF_UNALIGNED_DATA_REFS): Removed.
1750         (LOOP_UNALIGNED_DR): replaced with LOOP_VINFO_UNALIGNED_DR and holds a
1751         single data_reference (instead of a varray of references).
1752         * tree-vectorizer.c (new_loop_vec_info): Likewise.
1753         (vect_gen_niters_for_prolog_loop): Likewise.
1754         (vect_update_inits_of_drs): Likewise.
1755
1756         (vect_update_inits_of_drs): Setting of DR_MISALIGNMENT moved to
1757         vect_enhance_data_refs_alignment.
1758         (vect_do_peeling_for_alignment): Likewise.
1759         (vect_enhance_data_refs_alignment): Decide if and by how much to peel;
1760         this functionality used to be in vect_analyze_data_refs_alignment.
1761         Also update DR_MISALIGNMENT due to peeling; this functionality used to
1762         be in vect_update_inits_of_drs and vect_do_peeling_for_alignment).
1763         (vect_analyze_data_refs_alignment): Decision on whether and by how much
1764         to peel moved to vect_enhance_data_refs_alignment. Call
1765         vect_supportable_dr_alignment.
1766
1767         (vect_compute_data_ref_alignment): Set STMT_VINFO_VECTYPE.
1768         (vect_compute_data_refs_alignment): Return bool. Consider return value
1769         of vect_compute_data_ref_alignment and return true/false accordingly.
1770         (vect_enhance_data_refs_alignment): Consider return value of
1771         vect_compute_data_refs_alignment and return true/false accordingly.
1772
1773         (vect_supportable_dr_alignment): New function.
1774         (vectorizable_store): Call vect_supportable_dr_alignment.
1775         (vectorizable_load): Call vect_supportable_dr_alignment. Alignment
1776         support checks moved from here to vect_supportable_dr_alignment.
1777
1778         (vect_transform_loop): Avoid 80 columns overflow.
1779
1780 2004-11-03  Andrew Pinski  <pinskia@physics.uc.edu>
1781
1782         * timevar.c (timevar_enable): Change from
1783         static.
1784         (timevar_push): Rename to ...
1785         (timevar_push_1): this and remove the
1786         enabled check.
1787         (timevar_pop): Rename to ...
1788         (timevar_pop_1): this and remove the
1789         enabled check.
1790         * timevar.h (POP_TIMEVAR_AND_RETURN): Use do/while loops.
1791         (timevar_pop): New macro.
1792         (timevar_push): New macro.
1793         (timevar_enable): Declare.
1794
1795 2004-11-03  Andrew Pinski  <pinskia@physics.uc.edu>
1796
1797         * config/darwin.h (REAL_LIBGCC_SPEC): Define to use shared
1798         libgcc for shared libraries.
1799
1800 2004-11-03  Ulrich Weigand  <uweigand@de.ibm.com>
1801
1802         * config/s390/s390-protos.h (s390_split_access_reg): Add prototype.
1803         * config/s390/s390.c (s390_split_access_reg): New function.
1804         (regclass_map): Add access registers.
1805         (get_thread_pointer): Use access register instead of UNSPEC_TP.
1806         * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Set to 38.
1807         (ACCESS_REGNO_P, ACCESS_REG_P): New macros.
1808         (TP_REGNUM): New define.
1809         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
1810         REG_ALLOC_ORDER): Add access registers.
1811         (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
1812         CANNOT_CHANGE_MODE_CLASS): Support access registers.
1813         (enum reg_class): Add ACCESS_REGS.
1814         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
1815         (REG_CLASS_FROM_LETTER): Add 't' constraint.
1816         (REGISTER_NAMES): Add access registers.
1817         * config/s390/s390.md (UNSPEC_TP): Remove.
1818         ("*movdi_64"): Add access register alternatives.  Provide splitters
1819         to split DImode access register <-> GPR moves into SImode moves.
1820         ("*movsi_zarch", "*movsi_esa"): Add access register alternatives.
1821         ("movstrictsi"): Likewise.
1822         ("get_tp_64", "get_tp_31"): Reimplement using access registers.
1823         ("set_tp_64", "set_tp_31"): Likewise.
1824         ("*set_tp"): New insn.
1825
1826 2004-11-03  Kazu Hirata  <kazu@cs.umass.edu>
1827
1828         * tree-phinodes.c (resize_phi_node): Copy only a portion of
1829         the PHI node currently in use.
1830
1831 2004-11-03  Andrew Pinski  <pinskia@physics.uc.edu>
1832
1833         PR tree-opt/18231
1834         * tree.c (staticp) <case FUNCTION_DECL>: Nested functions are static
1835         also.
1836
1837 2004-11-03  Andrew MacLeod  <amacleod@redhat.com>
1838
1839         PR tree-optimization/18270
1840         * tree-outof-ssa.c (analyze_edges_for_bb): If a block has incoming
1841         abnormal edges, commit all pending stmts on incoming edges.
1842
1843 2004-11-03  Ulrich Weigand  <uweigand@de.ibm.com>
1844
1845         * tree-ssa-loop-ivopts.c (get_address_cost): Offset zero does not
1846         cause extra costs.  Generate canonical RTL.
1847
1848 2004-11-02  Daniel Berlin  <dberlin@dberlin.org>
1849
1850         * lambda-code.c (lambda_compute_auxillary_space): Update comments.
1851         (lambda_compute_target_space). Ditto.
1852         * lambda.h (lambda_trans_matrix): Ditto.
1853         (lambda_linear_expression): Ditto.
1854         (lambda_body_vector): Ditto.
1855         (lambda_loopnest): Ditto.
1856         * tree-loop-linear.c (gather_interchange_stats): Combine tests,
1857         update comments, and remove pointless addition of 0.
1858         (linear_transform_loops): Update comments.
1859
1860 2004-11-03  Sebastian Pop  <pop@cri.ensmp.fr>
1861
1862         * tree.c (tree_fold_gcd): Use FLOOR_MOD_EXPR instead of
1863         CEIL_MOD_EXPR.
1864
1865 2004-11-03 Jeff Law  <law@redhat.com>
1866
1867         * predict.c (struct block_info_def): Kill "tovisit" field.
1868         (propagate_freq): Accept new "tovisit" parameter.  Change
1869         read/write access methods for "tovisit" to check the "tovisit"
1870         bitmap instead of a bit in block_info_def.
1871         (estimate_loops_at_level): Allocate "tovisit" bitmap.  Pass
1872         it to propagate_freq.
1873
1874         * stmt.c (expand_case): Speed up code to detect duplicate case
1875         label targets and count unique case label targets.
1876
1877 2004-11-03  Kazu Hirata  <kazu@cs.umass.edu>
1878
1879         * cppdefault.c, cppdefault.h, timevar.h: Update copyright.
1880
1881 2004-11-03  Kazu Hirata  <kazu@cs.umass.edu>
1882
1883         * bitmap.h, dbxout.c, tree-mudflap.c: Fix comment formatting.
1884
1885 2004-11-03  Kazu Hirata  <kazu@cs.umass.edu>
1886
1887         * tree-cfg.c (find_taken_edge): Abort if we are given a
1888         statement that is neither COND_EXPR nor SWITCH_EXPR.
1889
1890 2004-11-02  Zdenek Dvorak  <dvorakz@suse.cz>
1891
1892         * fold-const.c (fold): Reassociate also (x - mult) + mult and
1893         (mult - x) + mult.  Cast operands of expression after applying
1894         distributive law to the correct types.  Apply distributive law
1895         to a * c - b * c for all non-float types.
1896
1897 2004-11-02  Geoffrey Keating  <geoffk@apple.com>
1898
1899         * configure.ac: Don't clear STMP_FIXINC or STMP_FIXPROTO just
1900         because we don't want to run them now; instead, set them to
1901         stmp-install-fixproto or stmp-install-fixinc.
1902         * Makefile.in (stmp-install-fixproto): New.
1903         (stmp-install-fixinc): New.
1904         * configure: Regenerate.
1905
1906 2004-11-02  Nathan Sidwell  <nathan@codesourcery.com>
1907
1908         * flow.c (init_propagate_block_info): Use bitmap_empty_p on result
1909         of bitmap_xor.
1910
1911 2004-11-02  Ziemowit Laski  <zlaski@apple.com>
1912
1913         * c-lang.c (LANG_HOOKS_TYPES_COMPATIBLE_P): Remove.
1914         (c_types_compatible_p): Move function definition...
1915         * c-objc-common.c (c_types_compatible_p): ...here.
1916         * c-objc-common.h (LANG_HOOKS_TYPES_COMPATIBLE_P): Moved here from
1917         c-lang.c.
1918
1919 2004-11-02  Steven Bosscher  <stevenb@suse.de>
1920
1921         * cfgloop.h (struct loop): Update comment.
1922         * cse.c (cse_main): Remove obsolete comment.
1923
1924         * expr.h (gen_cond_trap): Move prototype under functions provided
1925         by optabs.c.
1926         (canonicalize_condition, get_condition): Move to...
1927         * rtl.h (canonicalize_condition, get_condition): ...here.
1928         (branch_target_load_optimize): Add comment that this function is
1929         in bt-load.c.
1930         * loop.c (canonicalize_condition, get_condition): Move to...
1931         * rtlanal.c (canonicalize_condition, get_condition): ...here.
1932         * sched-deps.c (get_condition): Rename to sched_get_condition.
1933         (add_dependence): Update this caller.
1934
1935 2004-11-02  Andrew Pinski  <pinskia@physics.uc.edu>
1936
1937         PR tree-opt/16808
1938         * tree-ssa.c (replace_immediate_uses): If we call fold_stmt, make sure
1939         that the vops get marked for renaming.
1940
1941 2004-11-02  Andreas Krebbel  <krebbel1@de.ibm.com>
1942
1943         * config/s390/s390.md ("movcc"): Set type attribute.
1944
1945 2004-11-02  Kazu Hirata  <kazu@cs.umass.edu>
1946
1947         * tree-phinodes.c (add_phi_arg): Add an assertion that the
1948         edge already exists.
1949
1950 2004-11-02  Kazu Hirata  <kazu@cs.umass.edu>
1951
1952         * tree-phinodes.c (remove_phi_arg_num): Do not zero the
1953         element that's being removed.
1954
1955 2004-11-02  Kazu Hirata  <kazu@cs.umass.edu>
1956
1957         * tree-ssa-threadupdate.c (copy_phis_to_block): Install PHI
1958         arguments using PENDING_STMT.
1959         (thread_block): Call copy_phis_to_block after redirecting an
1960         edge.
1961
1962 2004-11-02  Nathan Sidwell  <nathan@codesourcery.com>
1963
1964         * bitmap.h (bitmap_and, bitmap_and_into, bitmap_and_compl,
1965         bitmap_and_compl_into, bitmap_ior, bitmap_iot_into,
1966         bitmap_ior_compl, bitmap_xor, bitmap_xor_into): Produce void.
1967         (bitmap_ior_and_compl_into): Produce bool.
1968         (bitmap_union_of_diff): Rename to ...
1969         (bitmap_ior_and_compl): ... here. Produce bool.
1970         * bitmap.c (bitmap_ior_and_compl_into): Return bool. Use
1971         bitmap_operation directly.
1972         (bitmap_union_of_diff): Rename to ...
1973         (bitmap_ior_and_compl): ... here. Return bool, use
1974         bitmap_operation directly.
1975         * df.c (df_rd_transfer_function): Use bitmap_ior_and_compl.
1976         (df_ru_transfer_function, df_lr_transfer_function): Likewise.
1977         * global.c (modify_bb_reg_pav): Likewise.
1978
1979         * bitmap.h (bitmap_equal_p): Return bool.
1980         (bitmap_intersect_p, bitmap_intersect_compl_p): Declare.
1981         * bitmap.c (bitmap_equal_p): Return bool. Compare directly.
1982         (bitmap_intersect_p, bitmap_intersect_compl_p): New.
1983         * flow.c (calculate_global_regs_live): Use bitmap_intersect_p and
1984         bitmap_intersect_compl_p.
1985         * ifcvt (dead_or_predicable): Likewise.
1986
1987 2004-11-02  Nathan Sidwell  <nathan@codesourcery.com>
1988
1989         PR rtl-optimization/17104
1990         * config/rs6000/rs6000.c (rs6000_emit_move): Don't wrap small
1991         loads in zero_extend.
1992
1993 2004-11-02  Danny Smith  <dannysmith@users.sourceforge.net>
1994
1995         PR debug/18242
1996         * toplev.c (debug_type_names): Remove "dwarf-1".
1997
1998 2004-11-02  Ben Elliston  <bje@au.ibm.com>
1999
2000         * timevar.h (timevar_get): Remove.
2001         * timevar.c (timevar_get): Remove unused function.
2002
2003 2004-11-02  Joseph S. Myers  <joseph@codesourcery.com>
2004
2005         * doc/include/texinfo.tex: Update from Texinfo CVS.
2006
2007 2004-11-02  Ben Elliston  <bje@au.ibm.com>
2008
2009         * cppdefault.h (cpp_SYSROOT): Remove.
2010         * cppdefault.c (cpp_SYSROOT): Likewise.
2011
2012 2004-11-01  Andrew MacLeod  <amacleod@redhat.com>
2013
2014         PR tree-optimization/16447
2015         * tree-cfg.c (bsi_commit_one_edge_insert): Rename from
2016         bsi_commit_edge_inserts_1, and make funtion external.  Return new block.
2017         (bsi_commit_edge_inserts): Use renamed bsi_commit_one_edge_insert.
2018         * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Enable listing.
2019         * tree-flow.h (bsi_commit_one_edge_insert): Extern decl.
2020         * tree-outof-ssa.c (rewrite_trees): Don't commit edges here.
2021         (same_stmt_list_p): New.  Return TRUE if edge is to be forwarded.
2022         (identical_copies_p): New.  Return true is two copies are the same.
2023         (identical_stmt_lists_p): New.  Return true if stmt lists are the same.
2024         (analyze_edges_for_bb): New.  Determine how best to insert edge stmts
2025         for a basic block.
2026         (perform_edge_inserts): New.  Determine what to do with all stmts that
2027         have been inserted on edges.
2028         (remove_ssa_form):  Analyze and commit edges from here.
2029
2030 2004-11-01  Andrew Pinski  <pinskia@physics.uc.edu>
2031
2032         PR bootstrap/18232
2033         * bitmap.h (bmp_iter_end_p): Take a const pointer instead of a struct.
2034         (EXECUTE_IF_SET_IN_BITMAP): Update call to bmp_iter_end_p.
2035         (EXECUTE_IF_AND_COMPL_IN_BITMAP): Likewise.
2036         (EXECUTE_IF_AND_IN_BITMAP): Likewise.
2037
2038 2004-11-01  Joseph S. Myers  <joseph@codesourcery.com>
2039
2040         PR c/18239
2041         * c-decl.c (get_parm_info): Allow FUNCTION_DECLs to appear amongst
2042         parameter declarations.
2043
2044 2004-11-01  Andreas Krebbel  <krebbel1@de.ibm.com>
2045
2046         * config/s390/s390.c (regclass_map): Put reg 33 (cc) to CC_REGS group.
2047         (s390_secondary_input_reload_class)
2048         (s390_secondary_output_reload_class): Use GENERAL_REGS to reload a cc
2049         register.
2050         (s390_expand_cmpmem): Enable cmpmem implementation.
2051         * config/s390/s390.h (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS):
2052         Added three new classes: CC_REGS, ADDR_CC_REGS, GENERAL_CC_REGS.
2053         (REG_CLASS_FROM_LETTER): New constraint 'c' added.
2054         * config/s390/s390.md ("movcc"): New insn pattern.
2055         * doc/md.texi: Document 'c' constraint for s390.
2056
2057 2004-11-01  Nathan Sidwell  <nathan@codesourcery.com>
2058
2059         PR c++/18064
2060         * doc/extend.texi (Deprecated Features): Deprecate G++ covariant
2061         extension.
2062
2063 2004-10-16  Daniel Berlin  <dberlin@dberlin.org>
2064
2065         Fix PR tree-optimization/17672
2066         Fix PR tree-optimization/18168
2067
2068         * lambda-code.c (lambda_lattice_compute_base): Fix reversed
2069         assert test.
2070         (gcc_tree_to_linear_expression): Add extra to existing constant.
2071         (depth_of_nest): Factor out function used in various places.
2072         (gcc_loop_to_lambda_loop): Clean up code a little bit. No
2073         functional changes.
2074         (find_induction_var_from_exit_cond): Stop guessing, and just
2075         get the right answer :).
2076         (gcc_loopnest_to_lambda_loopnest): Remove useless pre-allocation.
2077         Print out message about result of attempt to create perfect nest.
2078         (lbv_to_gcc_expression): Add type argument, use it to do math
2079         and induction variable creation.
2080         (lle_to_gcc_expression): Ditto.
2081         (lambda_loopnest_to_gcc_loopnest): Create new iv with same type as
2082         oldiv. Pass type argument to lle_to_gcc_expression and
2083         lbv_to_gcc_expression.
2084         Reset number of iterations after transformation.
2085         (perfect_nestify): Remove useless pre-allocation, and cleanup
2086         a small amount.
2087
2088         * tree-data-ref.c (build_classic_dist_vector): Return false for
2089         dependences completely outside of the loop nest we asked about.
2090         (build_classic_dir_vector): Ditto.
2091         (compute_data_dependences_for_loop): Only add dependence relations
2092         inside the loop we asked about.
2093
2094         * tree-loop-linear.c (linear_transform_loops): Use DDR_SIZE_VECT.
2095         Compute immediate uses.
2096
2097         * tree-optimize.c: Move linear_transform_loops to before ivcanon.
2098
2099 2004-11-01  Kazu Hirata  <kazu@cs.umass.edu>
2100
2101         * tree-cfg.c (thread_jumps): Fix a comment typo.
2102
2103 2004-11-01  Kazu Hirata  <kazu@cs.umass.edu>
2104
2105         * tree-cfg.c (thread_jumps): Fix a comment typo.
2106
2107 2004-10-31  Nicolas Pitre <nico@cam.org>
2108
2109         * config/arm/ieee754-sf.S (floatdisf): Fix regression with
2110         values smaller than 2^32.
2111
2112 2004-10-31 Jeff Law  <law@redhat.com>
2113
2114         * cfgloop.h (struct loop): Remove unused "nodes" field.
2115         * timevar.def (TV_TREE_LOOP_BOUNDS): New.
2116         * tree-data-ref.c (find_data_references_in_loop): Use get_loop_body
2117         instead of calling flow_bb_inside_loop_p for every basic block
2118         in the function.
2119         * tree-ssa-loop.c (pass_record_bounds): Use TV_TREE_LOOP_BOUNDS.
2120
2121 2004-10-31  Graham Stott <graham.stott@btinternet.com>
2122
2123         * config/pa/pa.md: (prefetch_64, prefetch_32): Fix typo.  Use
2124         INT_5_BITS instead of VAL_5_BITS_P.
2125
2126 2004-10-31  Roger Sayle  <roger@eyesopen.com>
2127
2128         PR middle-end/14521
2129         * tree-inline.c (inline_forbidden_p_1): Use %qF instead of '%F'
2130         for consistent quoting in diagnostic messages.
2131         (expand_call_inline): Likewise.
2132         * tree-optimize.c (tree_rest_of_compilation): Likewise.
2133         * tree-ssa.c (warn_uninitialized_var): Likewise.
2134         (warn_uninitialized_phi): Likewise.
2135
2136 2004-10-31  Richard Sandiford  <rsandifo@redhat.com>
2137
2138         * config/mips/mips.c (mips_cannot_change_mode_class): Use a stricter
2139         mode check.
2140
2141 2004-10-31  Kazu Hirata  <kazu@cs.umass.edu>
2142
2143         * c-common.c: Fix a comment typo.
2144
2145 2004-10-31  Jason Merrill  <jason@redhat.com>
2146
2147         PR middle-end/17526
2148         * tree-gimple.c (is_gimple_mem_rhs): Also require a val for
2149         aggregate types that are not BLKmode.
2150
2151 2004-10-30  Ziemowit Laski  <zlaski@apple.com>
2152
2153         * c-common.h (objc_lookup_ivar): Add second parameter to
2154         prototype.
2155         * c-typeck.c (build_external_ref): After looking up symbol,
2156         pass it to objc_lookup_ivar() to decide whether it or the
2157         ivar should be used, rather than deciding the issue locally.
2158         * stub-objc.c (objc_lookup_ivar): Add an OTHER parameter,
2159         which is simply returned in the non-ObjC case.
2160
2161 2004-10-30  Danny Smith  <dannysmith@users.sourceforge.net>
2162
2163         * sdbout.c (sdbout_symbol): Do not output type .def statements
2164         for builtin types.
2165
2166 2004-10-30  Gabriel Dos Reis  <gdr@integrable-solutions.net>
2167
2168         * c-common.c (catenate_strings): New.
2169         (c_parse_error): Use it.  Don't over-escape.
2170
2171 2004-10-30  Kaz Kojima  <kkojima@gcc.gnu.org>
2172
2173         * config/sh/sh.c (calc_live_regs): Declare reg as unsigned and
2174         modify the for loop expressions for it.  Remove unnecessary casts.
2175         (sh_expand_prologue): Declare reg as unsigned.
2176         (sh_gimplify_va_arg_expr): Initinalize lab_over.
2177         (sh_handle_sp_switch_attribute): Add const qualifier appropriately.
2178
2179 2004-10-30  Geoffrey Keating  <geoffk@apple.com>
2180
2181         * doc/invoke.texi (Darwin Options): Improve description of
2182         how the subtype is chosen.
2183
2184 2004-10-30  Roger Sayle  <roger@eyesopen.com>
2185
2186         PR middle-end/18096
2187         * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Check that
2188         the stack adjustment, "size", is valid for Pmode.  If the stack
2189         frame is too large, generate a trap insn and issue a warning.
2190
2191 2004-10-30  Kazu Hirata  <kazu@cs.umass.edu>
2192
2193         * tree-ssa-dom.c: Fix comment typos.
2194
2195 2004-10-30  Kaz Kojima  <kkojima@gcc.gnu.org>
2196
2197         * config/sh/sh.c (prepare_move_operands): Use operands[0]
2198         for the output rtl if no_new_pseudos is set.  Remove redundant
2199         line.
2200
2201 2004-10-30  Joseph S. Myers  <joseph@codesourcery.com>
2202
2203         PR c/16666
2204         * c-decl.c (start_function): Don't check for DECL_BUILT_IN when
2205         determining whether to copy parameter types from a previous
2206         prototype declaration.
2207
2208 2004-10-29  Roger Sayle  <roger@eyesopen.com>
2209
2210         PR rtl-optimization/17581
2211         * cselib.c (cselib_process_insn): The last instruction of a libcall
2212         block, with the REG_RETVAL note, should be considered in the libcall.
2213         * gcse.c (do_local_cprop): Allow constants to be propagated outside
2214         of libcall blocks.
2215         (adjust_libcall_notes): Use simplify_replace_rtx instead of
2216         replace_rtx to avoid creating invalid RTL in REG_RETVAL notes.
2217
2218 2004-10-30  Kazu Hirata  <kazu@cs.umass.edu>
2219
2220         * tree-phinodes.c (create_phi_node): Don't zero PHI_REWRITTEN.
2221
2222 2004-10-29 Jeff Law  <law@redhat.com>
2223
2224         * tree-ssa-dom.c (struct edge_info): New structure holding
2225         edge equivalences and edge redirection information.
2226         (get_eq_expr_value, record_dominating_conditions): Kill.
2227         (propagate_to_outgoing_edges): Renamed from cprop_into_phis.
2228         Call record_edge_info.
2229         (allocate_edge_info, free_edge_info): New.
2230         (tree_ssa_dominator_optimize): Use propagate_to_outgoing_edges
2231         rather than cprop_into_phis.  Free all edge infos before threading
2232         jumps.
2233         (thread_across_edge): Allocate new edge info structures as needed
2234         and store the redirection target into the edge info structure
2235         instead of the edge's AUX field.
2236         (dom_opt_initialize_block): Mark unused argument with ATTRIBUTE_UNUSED.
2237         (record_equivalence_from_incoming_edge): Lose unnecessary argument.
2238         Revamp code which finds and records equivalences associated with
2239         edges to use saved data in the edge_info structure.
2240         (record_equivalencs_from_phis): Similarly.
2241         (dom_opt_finalize_block): Revamp code which finds and records
2242         equivalences associated with edges to use saved data in the
2243         edge_info structure.
2244         (build_and_record_new_cond): New function.
2245         (record_conditions): Use build_and_record_new_cond to record
2246         dominating conditions.
2247         (record_edge_info): New function.
2248         (record_range): Tighten test for conditions which create
2249         useful range records.
2250
2251 2004-10-29  Geoffrey Keating  <geoffk@apple.com>
2252
2253         * config/i386/darwin.h (ASM_SPEC): Simplify.
2254         (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
2255         * config/rs6000/darwin.h (DARWIN_SUBARCH_SPEC): New.
2256         (SUBTARGET_EXTRA_SPECS): Add darwin_subarch spec.
2257         * config/darwin.h (LINK_COMMAND_SPEC): Don't pass -arch here.
2258         (LINK_SPEC): Do pass -arch here.  Handle -force_cpusubtype_ALL
2259         in all cases.  Pass the right -arch or -arch_only based on -mcpu.
2260         (ASM_SPEC): Handle -force_cpusubtype_ALL.
2261         * doc/invoke.texi (Darwin Options): Improve documentation for
2262         Darwin linker (and libtool) switches.
2263
2264         * config/rs6000/darwin-fallback.c: Include <mach/thread_status.h>.
2265
2266 2004-10-29  Stan Shebs  <shebs@apple.com>
2267
2268         * config/rs6000/darwin-tramp.asm: Make more 64-bit-friendly.
2269
2270 2004-10-29  Kazu Hirata  <kazu@cs.umass.edu>
2271
2272         * tree-phinodes.c (allocate_phi_node): New.
2273         (make_phi_node, resize_phi_node): Use it.
2274
2275 2004-10-29  David Edelsohn  <edelsohn@gnu.org>
2276
2277         * config/rs6000/sysv4.h (TARGET_POWER): Define as 0.
2278         * config/rs6000/darwin.h (TARGET_POWER): Define as 0.
2279
2280 2004-10-29  Kazu Hirata  <kazu@cs.umass.edu>
2281
2282         * tree-phinodes.c (make_phi_node, resize_phi_node): Don't zero
2283         the whole PHI node.
2284         * tree.h (tree_phi_node): Tell the garbage collector to chase
2285         num_args arguments.
2286
2287 2004-10-29  Richard Earnshaw  <rearnsha@arm.com>
2288
2289         * opts.c (decode_options): Lower the crossjump threshold for -Os.
2290
2291 2004-10-29  Diego Novillo  <dnovillo@redhat.com>
2292
2293         * tree.h (struct tree_ssa_name): Remove field 'equiv'.
2294
2295 2004-10-28  Nathan Sidwell  <nathan@codesourcery.com>
2296
2297         * bitmap.h (bitmap_empty_p): New.
2298         (bitmap_and, bitmap_and_into, bitmap_and_compl,
2299         bitmap_and_compl_into, bitmap_ior, bitmap_ior_into,
2300         bitmap_ior_compl, bitmap_xor, bitmap_xor_into): New bitmap
2301         operation macros.
2302         (bitmap_ior_and_compl): Rename to ...
2303         (bitmap_ior_and_compl_into): ... here.
2304         * bitmap.c (bitmap_equal_p): Use bitmap_xor.
2305         (bitmap_ior_and_compl): Rename to ...
2306         (bitmap_ior_and_compl_into): ... here. Adjust. Return changed
2307         flag.
2308         (bitmap_union_of_diff): Use renamed bitmap functions.
2309         * basic-block.h (AND_REG_SET, AND_COMPL_REG_SET, IOR_REG_SET,
2310         XOR_REG_SET, IOR_AND_COMPL_REG_SET): Likewise.
2311         * cfgrtl.c (safe_insert_insn_on_edge): Likewise.
2312         * df.c (df_bb_rd_local_compute)
2313         * flow.c (calculate_global_regs_live,
2314         init_propagate_block_info): Likewise.
2315         * ifcvt.c (find_if_case_1, find_if_case_2,
2316         dead_or_predicable): Likewise.
2317         * ra-build.c (union_web_part_roots, livethrough_conflicts_bb,
2318         reset_conflicts, conflicts_between_webs): Likewise.
2319         * ra-rewrite.c (reloads_to_loads, rewrite_program2,
2320         detect_web_parts_to_rebuild): Likewise.
2321         * sched-ebb.c (compute_jump_reg_dependencies): Likewise.
2322         * tree-int-ssa.c (insert_phi_nodes_for, rewrite_into_ssa): Likewise.
2323         * tree-sra.c (decide_instantiations): Likewise.
2324         * tree-ssa-alias.c (create_name_tags,
2325         merge_pointed_to_info): Likewise.
2326         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
2327         * tree-ssa-loop-im.c (move_computations): Likewise.
2328         * tree-ssa-operands.c (get_call_expr_operands): Likewise.
2329         * tree-ssa-pre.c (fini_pre): Likewise.
2330         * tree-ssa.c (verify_flow_sensitive_alias_info): Likewise.
2331         * tree-ssanames.c (any_marked_for_rewrite_p): Likewise.
2332         * tree-vectorizer.c (vectorize_loops): Likewise.
2333
2334 2004-10-29  Nick Clifton  <nickc@redhat.com>
2335
2336         config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): When
2337         adding the PIC register to the fixed_regs array, also add it
2338         to the call_used_regs array.
2339
2340 2004-10-29  Eric Botcazou  <ebotcazou@libertysurf.fr>
2341
2342         * gthr-posix.h (__gthread_recursive_mutex_init_function): Guard
2343         with #ifdef PTHREAD_MUTEX_RECURSIVE/#endif pairs.
2344
2345 2004-10-28  Daniel Berlin  <dberlin@dberlin.org>
2346
2347         * tree-into-ssa.c (rewrite_virtual_phi_arguments): New function.
2348         (rewrite_blocks): Modify argument, and use it to decide which
2349         function to call.
2350         (rewrite_def_def_chains): Call rewrite_blocks with true here.
2351         (rewrite_into_ssa): and call it with false here.
2352
2353 2004-10-29  Kazu Hirata  <kazu@cs.umass.edu>
2354
2355         * tree-phinodes.c (add_phi_arg): Turn an "if" that always
2356         triggers into gcc_assert.
2357
2358 2004-10-28  Diego Novillo  <dnovillo@redhat.com>
2359
2360         PR tree-optimization/16728
2361         * tree-flow.h (get_ptr_info): Declare.
2362         * tree-ssa-alias.c (get_ptr_info): Make extern.
2363         * tree-ssa-copy.c (merge_alias_info): Merge flow-sensitive
2364         alias information.
2365
2366 2004-10-28  Stan Shebs  <shebs@apple.com>
2367
2368         * config/rs6000/darwin.h (SUBTARGET_EXTRA_SPECS): Handle -m64.
2369         * config/rs6000/rs6000.c (rs6000_darwin_file_start): Add ppc64
2370         case.
2371
2372 2004-10-28  Frank Ch. Eigler  <fche@redhat.com>
2373
2374         * tree-mudflap.c (mudflap_init): Mark cache-lookup decls to
2375         prevent their later unnecessary registration.
2376         (mf_build_check_statement_for): Remove "addr" argument, and
2377         related "__mf_value" generated code.  Update callers.
2378         (mf_decl_eligible_p): New function, factored from mx_register_decls.
2379         (mx_register_decls): Call it.
2380         (mf_xform_derefs_1): Rewrite COMPONENT_REF and ARRAY_REF cases
2381         to restore support for complex nested expressions.
2382         (mudflap_enqueue_decl): Simplify.  Move registration call emission
2383         out ...
2384         (mudflap_finish_file): ... to here.
2385         (mudflap_enqueue_constant): Remove dump code.
2386
2387 2004-10-28  Zack Weinberg  <zack@codesourcery.com>
2388
2389         PR 18199
2390         * dbxout.c (dbxout_begin_complex_stabs_noforcetext): New function.
2391         (DBX_FINISH_STABS): Add (unused by default) SYM parameter.
2392         (dbxout_finish_complex_stabs): Update to match.
2393         (dbxout_symbol_location): Call emit_pending_bincls_if_required
2394         and FORCE_TEXT before DBX_STATIC_BLOCK_START.  Use
2395         dbxout_begin_complex_stabs_noforcetext.
2396         * xcoffout.h (DBX_FINISH_STABS): Restore special case for
2397         N_GSYM, using new SYM parameter.  Correct logic for special
2398         cases for N_FUN.
2399
2400         * varasm.c (function_section): If DECL is NULL_TREE, don't try
2401         to do anything else.  Do not call get_insns if cfun or
2402         cfun->emit are NULL.
2403
2404 2004-10-28  Adam Nemet  <anemet@lnxw.com>
2405
2406         PR middle-end/18160
2407         * c-typeck.c (c_mark_addressable): Issue error if address of a
2408         register variable is taken.  Use "%qD" to print DECL_NAME.
2409
2410 2004-10-28  Diego Novillo  <dnovillo@redhat.com>
2411
2412         * opts.c (decode_options): Don't run PRE at -Os.
2413
2414 2004-10-28  Richard Henderson  <rth@redhat.com>
2415
2416         * config/alpha/alpha.md (movqicc_internal): Allow exactly one
2417         zero in the conditional.
2418         (movhicc_internal, movsicc_internal, movdicc_internal): Likewise.
2419
2420 2004-10-28  Richard Henderson  <rth@redhat.com>
2421
2422         * cse.c (memory_extend_rtx): Remove.
2423         (cse_main): Don't set it.
2424         (cse_insn): Use a local buffer instead.
2425
2426 2004-10-28  Andreas Krebbel  <krebbel1@de.ibm.com>
2427
2428         * profile.c (branch_prob): Call to init_edge_profiler added.
2429         * rtl-profile.c (rtl_init_edge_profiler): New function.
2430         (rtl_gen_edge_profiler): Replaced call to insert_insn_on_edge with
2431         call to safe_insert_insn_on_edge.
2432         (rtl_profile_hooks): rtl_init_edge_profiler added.
2433         * tree-profile.c (tree_init_edge_profiler): New function.
2434         (tree_profile_hooks): tree_init_edge_profiler added.
2435         * value-prof.h (profile_hooks) init_edge_profiler prototype added.
2436
2437 2004-10-28  Nick Clifton  <nickc@redhat.com>
2438
2439         * config/iq2000/iq2000.c (iq2000_expand_epilogue): Use
2440         emit_jump_insn() to generate the return instruction.
2441
2442 2004-10-28  Kazu Hirata  <kazu@cs.umass.edu>
2443
2444         * tree-phinodes.c: Remove trailing whitespace.
2445
2446 2004-10-28  Kazu Hirata  <kazu@cs.umass.edu>
2447
2448         * tree-ssa-loop-ivopts.c: Fix a comment typo.
2449         * doc/invoke.texi: Fix a typo.
2450
2451 2004-10-28  Kazu Hirata  <kazu@cs.umass.edu>
2452
2453         * Makefile.in (OBJS-common): Remove duplicates.
2454
2455 2004-10-28  Kazu Hirata  <kazu@cs.umass.edu>
2456
2457         * lambda-code.c (nestify_update_pending_stmts): Remove.
2458         (perfect_nestify): Use flush_pending_stmts instead of
2459         nestify_update_pending_stmts.
2460         * tree-cfg.c (tree_make_forwarder_block): Use
2461         flush_pending_stmts.
2462         * tree-flow.h: Add a prototype for flush_pending_stmts.
2463         * tree-ssa-loop-manip.c (tree_duplicate_loop_to_header_edge):
2464         Use flush_pending_stmts.
2465         (lv_update_pending_stmts): Remove.
2466         (tree_ssa_loop_version): Use flush_pending_stmts instead of
2467         lv_update_pending_stmts.
2468         * tree-ssa.c (flush_pending_stmts): New.
2469
2470 2004-10-28  Ulrich Weigand  <uweigand@de.ibm.com>
2471
2472         PR target/15286
2473         * final.c (alter_subreg): Compute correct offset to use with
2474         paradoxical SUBREGs of memory operands.
2475         * recog.c (general_operand): Allow paradoxical SUBREGs of
2476         memory operands after reload.
2477         * simplify-rtx.c (simplify_gen_subreg): Fail if simplify_subreg
2478         has failed when passed a hard register.
2479
2480 2004-10-28  Aldy Hernandez  <aldyh@redhat.com>
2481
2482         * function.c (assign_parm_setup_block): Handle parallels correctly.
2483
2484 2004-10-28  Kaz Kojima  <kkojima@gcc.gnu.org>
2485
2486         * final.c (shorten_branches): Initialize flags structure.
2487
2488 2004-10-28  Nathan Sidwell  <nathan@codesourcery.com>
2489
2490         * tree.c (int_cst_node, int_cst_hash_table): New variables.
2491         (init_ttree): Initialize them.
2492         (int_cst_hash_hash, int_cst_hash_eq): New hashing functions.
2493         (build_int_cst_wide): Use hash table for oversized integers.
2494
2495 2004-10-28  Nick Clifton  <nickc@redhat.com>
2496
2497         * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Define
2498         begin_label.
2499
2500 2004-10-27  Richard Henderson  <rth@redhat.com>
2501
2502         PR middle-end/18163
2503         * expr.c (emit_group_load): Don't go force temporary for memory
2504         or concat source.
2505         (emit_group_store): Similarly.
2506
2507 2004-10-27  Andrew Pinski  <pinskia@physics.uc.edu>
2508
2509         PR other/18186
2510         * common.opt (--param): Fix spelling of parameter.
2511
2512 2004-10-27  Andrew Pinski  <pinskia@physics.uc.edu>
2513
2514         PR tree-opt/17529
2515         * tree-cfg.c (remove_useless_stmts_1) <case SWITCH_EXPR>:
2516         Don't fold statement.
2517         <case ASM_EXPR>: Fold the statement.
2518
2519 2004-10-28  Kazu Hirata  <kazu@cs.umass.edu>
2520
2521         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
2522         <COND_EXPR>: Use EDGE_COUNT instead of GOTO_DESTINATION.
2523
2524 2004-10-28  Joseph S. Myers  <jsm@polyomino.org.uk>
2525
2526         * doc/contrib.texi, doc/cpp.texi, doc/cppopts.texi,
2527         doc/extend.texi, doc/gcov.texi, doc/install.texi, doc/invoke.texi,
2528         doc/libgcc.texi, doc/md.texi, doc/passes.texi,
2529         doc/sourcebuild.texi, doc/tm.texi: Improve Texinfo formatting.
2530
2531 2004-10-28  Joseph S. Myers  <jsm@polyomino.org.uk>
2532
2533         * doc/c-tree.texi, doc/cpp.texi, doc/implement-c.texi,
2534         doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/tm.texi: Put
2535         punctuation outside quotes.
2536
2537 2004-10-27  David Mosberger  <davidm@hpl.hp.com>
2538             James E Wilson  <wilson@specifixinc.com>
2539
2540         PR target/13158
2541         * config/ia64/ia64.c (ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on
2542         sibcall alloc instruction.
2543         (process_set): Handle sibcall alloc instruction.
2544
2545 2004-10-27  Geoffrey Keating  <geoffk@apple.com>
2546
2547         * config/rs6000/rs6000.c (rs6000_attribute_table): Add
2548         SUBTARGET_ATTRIBUTE_TABLE.
2549         * config/darwin.h (ASM_WEAKEN_DECL): Handle weak_import.
2550         (SUBTARGET_ATTRIBUTE_TABLE): Define.
2551         * config/darwin.c (darwin_handle_weak_import_attribute): New.
2552         (HAVE_DEAD_STRIP): Delete.
2553         (no_dead_strip): Don't test HAVE_DEAD_STRIP.
2554         * config/darwin-protos.h (darwin_handle_weak_import_attribute):
2555         Prototype.
2556
2557         * doc/tm.texi (USE_SELECT_SECTION_FOR_FUNCTIONS): Document.
2558
2559         * config/darwin.h (GTHREAD_USE_WEAK): Define.
2560
2561 2004-10-28  Ben Elliston  <bje@au.ibm.com>
2562
2563         * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): New.
2564         (PARAM_SRA_FIELD_STRUCTURE_RATIO): Likewise.
2565         * params.h (SRA_MAX_STRUCTURE_SIZE): New.
2566         (SRA_FIELD_STRUCTURE_RATIO): Likewise.
2567         * tree-sra.c: Include "params.h".
2568         (decide_block_copy): Use new parameters.
2569         * doc/invoke.texi (Optimize Options): Document new SRA pass
2570         parameters sra-max-structure-size and sra-field-structure-ratio.
2571
2572 2004-10-27  Nicolas Pitre <nico@cam.org>
2573
2574         * config/arm/ieee754-df.S (floatdidf): Fix regression with big values.
2575
2576 2004-10-27  Zdenek Dvorak  <dvorakz@suse.cz>
2577
2578         PR tree-optimization/18048
2579         * fold-const.c (try_move_mult_to_index): New function.
2580         (fold): Use try_move_mult_to_index.
2581         * tree-ssa-loop-ivopts.c (try_add_cand_for): Prefer common candidates.
2582         * tree-ssa-loop-niter.c (number_of_iterations_cond): Produce
2583         an all-ones unsigned constant without extra bits.
2584         * tree.c (build_low_bits_mask): New function.
2585         * tree.h (build_low_bits_mask): Declare.
2586
2587 2004-10-27  David Edelsohn  <edelsohn@gnu.org>
2588
2589         PR target/17956
2590         * config/rs6000/rs6000.md (maxsf3): Add !flag_trapping_math to
2591         final condition.
2592         (minsf3): Same.
2593         (maxdf3): Same.
2594         (mindf3): Same.
2595
2596 2004-10-27  Kazu Hirata  <kazu@cs.umass.edu>
2597
2598         * tree-cfg.c (thread_jumps): Speed up by reordering the two
2599         conditions for entering basic blocks into worklist.
2600
2601 2004-10-27  Kazu Hirata  <kazu@cs.umass.edu>
2602
2603         * tree-cfg.c (thread_jumps): Speed up by pretending to have
2604         ENTRY_BLOCK_PTR in worklist.
2605
2606 2004-10-27  Kazu Hirata  <kazu@cs.umass.edu>
2607
2608         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary)
2609         <GOTO_EXPR>: Don't let an explicit GOTO_EXPR slip through.
2610
2611 2004-10-27  Daniel Berlin <dberlin@dberlin.org>
2612
2613         Fix PR tree-optimization/17133
2614
2615         * tree-cfg.c (rewrite_to_new_ssa_names_bb): Also rewrite must
2616         def kill operand.
2617
2618         * tree-flow-inline.h: V_MUST_DEF_OP became V_MUST_DEF_RESULT.
2619         (get_v_must_def_result_ptr): Modify for new structure of
2620         v_must_defs array.
2621         (get_v_must_def_kill_ptr): New.
2622         (op_iter_next_use): Add support for the kill that occurs in V_MUST_DEFs.
2623         (op_iter_next_tree): Ditto. Also V_MAY_DEF_OP became V_MAY_DEF_RESULT.
2624         (op_iter_next_def): V_MAY_DEF_OP became V_MAY_DEF_RESULT.
2625         (op_iter_init): Initialize new mustu members.
2626         (op_iter_next_mustdef): New function.
2627         (op_iter_init_mustdef): Ditto.
2628
2629         * tree-flow.h (rewrite_def_def_chains): New function.
2630
2631         * tree-into-ssa.c (mark_def_sites): Handle mustdefkill operands.
2632         (ssa_mark_def_sites): Ditto.
2633         (rewrite_stmt): Ditto.
2634         (ssa_rewrite_stmt): Ditto.
2635         (rewrite_blocks): Factor out from rewrite_into_ssa.
2636         (mark_def_block_sites): Ditto.
2637         (rewrite_def_def_chains): New function, just rewrites def-def
2638         chains without phi node insertion.
2639
2640         * tree-pass.h (TODO_fix_def_def_chains): New todo flag.
2641
2642         * tree-optimize.c (execute_todo): Handle TODO_fix_def_def_chains.
2643
2644         * tree-pretty-print.c (dump_vops): Print out MUST_DEF's so that
2645         they include the rhs now.
2646
2647         * tree-ssa-ccp.c (visit_assignment): V_MUST_DEF_OP became
2648         V_MUST_DEF_RESULT.
2649
2650         * tree-ssa-dce.c (mark_operand_necessary): Add phionly argument.
2651         Update callers.
2652         (mark_really_necessary_kill_operand_phis): New function.
2653         (perform_tree_ssa_dce): Call it.
2654         (pass_dce): Add TODO_fix_def_def_chains.
2655         (pass_cd_dce): Ditto.
2656
2657         * tree-ssa-loop-im.c (determine_max_movement): Look at kills as
2658         well.
2659         (rewrite_mem_refs): Ditto.
2660
2661         * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Look at kills
2662         as well.
2663
2664         * tree-ssa-operands.c (allocate_v_may_def_optype):
2665         v_may_def_operand_type_t became v_def_use_operand_type_t.
2666         (allocate_v_must_def_optype) Ditto.
2667         (finalize_ssa_v_must_defs): Update for new operand type, as well
2668         as setting the use portion as well.
2669         (copy_virtual_operands): Copy the kill operand as well.
2670         (create_ssa_artficial_load_stmt): V_MUST_DEF_OP became
2671         V_MUST_DEF_RESULT.
2672
2673         * tree-ssa-operands.h (v_may_def_operand_type): Renamed to
2674         v_def_use_operand_type.
2675         (v_must_def_optype_d): Use v_def_use_operand_type.
2676         (V_MUST_DEF_OP_*): Renamed to V_MUST_DEF_RESULT_*
2677         (V_MUST_DEF_KILL_*): New macros.
2678         (struct ssa_operand_iterator_d): Add num_v_mustu and v_mustu_i
2679         members.
2680         Rename existing must_i and num_v_must members to mustd_i and
2681         num_v_mustd.
2682         (SSA_OP_VMUSTDEFKILL): New flag.
2683         (SSA_OP_VIRTUAL_KILLS): New flag.
2684         (SSA_OP_ALL_OPERANDS): Add in SSA_OP_ALL_KILLS.
2685         (SSA_OP_ALL_KILLS): New flag.
2686         (FOR_EACH_SSA_MUSTDEF_OPERAND): New macro.
2687
2688         * tree-ssa.c (verify_ssa): Verify virtual kills as well.
2689
2690         * tree-vectorizer.c (vect_create_data_ref_ptr): V_MUST_DEF_OP
2691         became V_MUST_DEF_RESULT.
2692         (rename_variables_in_bb): Rename kill pointer as well.
2693
2694         * tree-dfa.c (compute_immediate_uses_for_stmt): Add kills into the
2695         immediate uses.
2696
2697 2004-10-27  Richard Sandiford  <rsandifo@redhat.com>
2698
2699         * dbxout.c (dbxout_source_line): Move declaration of begin_label to
2700         the block that needs it.
2701
2702 2004-10-27  Zack Weinberg  <zack@codesourcery.com>
2703
2704         * dbxout.c (dbxout_finish_complex_stabs): Mark 'line' variable
2705         ATTRIBUTE_UNUSED.
2706
2707 2004-10-27  Zack Weinberg  <zack@codesourcery.com>
2708
2709         * c-lex.c (cb_def_pragma): Clean up code for making location
2710         palatable to diagnostic.c.
2711
2712 2004-10-27  Steven Bosscher  <stevenb@suse.de>
2713
2714         PR tree-optimization/17757
2715         * tree-phinodes.c (remove_phi_arg_num): Don't remove PHIs
2716         without any PHI arguments left.  Make sure the argument that
2717         we're supposed to remove exists at all.
2718
2719 2004-10-27  Paul Brook  <paul@codesourcery.com>
2720
2721         * configure.ac: Don't test for [build] __cxa_atexit when building a
2722         cross compiler.
2723         * configure: Regenerate.
2724
2725 2004-10-27  Paul Brook  <paul@codeosurcery.com>
2726
2727         * configure.ac: Use build_exeext not host_exeext when lookin for
2728         target tools.
2729         * configure: Regenerate.
2730
2731 2004-10-27  Andreas Krebbel  <krebbel1@de.ibm.com>
2732
2733         * config/s390/s390.md ("*subdf3_cc"): Replaced plus by minus.
2734
2735 2004-10-27  Andreas Krebbel  <krebbel1@de.ibm.com>
2736             patch originally created by Kelley Cook  <kcook@gcc.gnu.org>
2737
2738         PR middle-end/14684
2739         * opts.c (OPT_fprofile_generate): Default to -funroll-loops
2740         to match -fprofile-use.
2741
2742 2004-10-27  Kazu Hirata  <kazu@cs.umass.edu>
2743
2744         * config/rs6000/rs6000.c: Fix a comment typo.
2745
2746 2004-10-27  Zack Weinberg  <zack@codesourcery.com>
2747
2748         * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Increment line
2749         counter.
2750
2751 2004-10-27  Andreas Schwab  <schwab@suse.de>
2752
2753         * varasm.c (default_stabs_asm_out_destructor): Mark symbol as
2754         unused.
2755         (default_stabs_asm_out_constructor): Likewise.
2756
2757 2004-10-26  Geoffrey Keating  <geoffk@apple.com>
2758
2759         * builtins.c (fold_builtin_unordered_cmp): Always bring both
2760         operands to the same type.
2761
2762 2004-10-26  James E Wilson  <wilson@specifixinc.com>
2763
2764         PR target/18010
2765         * emit-rtl.c (emit_copy_of_insn_after): Copy RTX_FRAME_RELATED_P.
2766
2767 2004-10-26  Zack Weinberg  <zack@codesourcery.com>
2768
2769         * dbxout.c: Include obstack.h.
2770         (ASM_STABS_OP): Take XCOFF_DEBUGGING_INFO into account in
2771         default definition.
2772         (ASM_STABD_OP, NO_DBX_MAIN_SOURCE_DIRECTORY, DBX_CONTIN_CHAR):
2773         Default-define here.
2774         (DBX_CONTIN_LENGTH): Move definition with others.
2775         (DBX_FINISH_STABS): New target macro.
2776         (current_sym_code, current_sym_value, current_sym_addr)
2777         (current_sym_nchars, CHARS, dbxout_continue)
2778         (print_int_cst_octal, print_octal, print_wide_int)
2779         (dbxout_prepare_symbol, dbxout_finish_symbol): Delete.
2780         (stabstr_ob, stabstr_last_contin_point): New variables.
2781         (NUMBER_FMT_LOOP): New improper macro.
2782         (dbxout_int, dbxout_stab_value_zero, dbxout_stab_value_label)
2783         (dbxout_stab_value_label_diff, dbxout_stab_value_internal_label)
2784         (dbxout_stab_value_internal_label_diff, dbxout_stabd)
2785         (dbxout_begin_stabn, dbxout_begin_stabn_sline)
2786         (dbxout_begin_simple_stabs, dbxout_begin_simple_stabs_desc)
2787         (dbxout_begin_complex_stabs, dbxout_finish_complex_stabs)
2788         (stabstr_C, stabstr_S, stabstr_I, stabstr_D, stabstr_U, stabstr_O)
2789         (stabstr_continue, DECL_ACCESSIBILITY_CHAR)
2790         New functions and/or proper function-like macros.
2791         (CONTIN): Use stabstr_continue, unconditionally.
2792         (get_lang_number): Define unconditionally, with ATTRIBUTE_UNUSED.
2793         (dbxout_init): Initialize stabstr_ob.  Check
2794         NO_DBX_MAIN_SOURCE_DIRECTORY.  Only write out the Ltext label
2795         if it was used.  Use the new interfaces.
2796         (dbxout_source_file): Remove file argument; always write to
2797         asm_out_file.  Use the new interfaces.
2798         (dbxout_type_method_1): Remove second argument which is always
2799         DECL_ASSEMBLER_NAME of the first argument.  Use the new interfaces.
2800         (dbxout_type_methods): Remove write-only variables.  Use the
2801         new interfaces.
2802         (dbxout_parms): Refactor to remove code duplicated in each of
2803         several successive if-else-if blocks.  Use the new interfaces.
2804         (dbxout_function_end, emit_bincl_stab, dbxout_end_source_file)
2805         (dbxout_source_line, dbxout_finish, dbxout_type_index)
2806         (dbxout_type_fields, dbxout_range_type, dbxout_type, dbxout_type_name)
2807         (dbxout_class_name_qualifiers, dbxout_symbol, dbxout_symbol_location)
2808         (dbxout_symbol_name, dbxout_reg_parms, dbxout_args)
2809         (dbx_output_lbrac, dbx_output_rbrac, dbxout_block):
2810         Use the new interfaces.
2811         * Makefile.in (dbxout.o): Update dependencies.
2812
2813         * defaults.h: Don't define ASM_STABD_OP.
2814         * output.h: Prototype new dbxout_* interfaces.
2815         * system.h: Poison DBX_OUTPUT_GCC_MARKER and DBX_FINISH_SYMBOL.
2816         * varasm.c: Don't define ASM_STABS_OP.
2817         (default_stabs_asm_out_constructor, default_stabs_asm_out_destructor):
2818         Use the new dbxout.c interfaces.  Call sorry if neither
2819         DBX_DEBUGGING_INFO nor XCOFF_DEBUGGING_INFO is defined.
2820
2821         * xcoffout.h: Don't define ASM_STABS_OP.
2822         (DBX_FINISH_SYMBOL): Rewrite and rename DBX_FINISH_STABS.
2823         (DBX_OUTPUT_MAIN_SOURCE_DIRECTORY, DBX_OUTPUT_GCC_MARKER): Delete.
2824         (NO_DBX_MAIN_SOURCE_DIRECTORY, NO_DBX_GCC_MARKER): Define.
2825         (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Change bare block to
2826         do { ... } while (0) idiom.
2827
2828         * config/alpha/alpha.c (num_source_filenames): Export.
2829         * config/alpha/alpha.h (num_source_filenames): Declare.
2830         (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
2831         (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
2832         * config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
2833         Always use .debugsym.  Update commentary.
2834         * config/mips/mips.h (DBX_OUTPUT_SOURCE_LINE): Use new interfaces.
2835         (SDB_OUTPUT_SOURCE_LINE): Add missing newline.
2836         * config/rs6000/linux64.h (DBX_OUTPUT_SOURCE_LINE, DBX_OUTPUT_BRAC):
2837         Use new interfaces.
2838         * config/rs6000/rs6000.c: If TARGET_MACHO, include gstab.h.
2839         (macho_branch_islands): Use new interfaces.
2840
2841         * doc/tm.texi: Update.
2842
2843 2004-10-26  Aldy Hernandez  <aldyh@redhat.com>
2844
2845         * expr.c (emit_group_store): Do not treat floats as BLKmode.
2846         (emit_group_load): Same.
2847
2848 2004-10-26  Joseph S. Myers  <jsm@polyomino.org.uk>
2849
2850         * c-parse.in (datadef): Use pedwarn rather than error and warning
2851         for diagnostic in case of no declaration specifiers.
2852
2853 2004-10-26  Richard Sandiford  <rsandifo@redhat.com>
2854
2855         PR bootstrap/15747
2856         * doc/install.texi (mips-sgi-irix5): Document that /bin/sh has been
2857         reported to hang during bootstrap and that CONFIG_SHELL=/bin/ksh
2858         can be used to work around this.
2859
2860 2004-10-26  Aldy Hernandez  <aldyh@redhat.com>
2861
2862         * config/rs6000/rs6000.h (MEMBER_TYPE_FORCES_BLK): Adjust for e500
2863         doubles.
2864
2865 2004-10-26  Kazu Hirata  <kazu@cs.umass.edu>
2866
2867         * stmt.c (expand_case): Update a comment.
2868
2869 2004-10-26  Kazu Hirata  <kazu@cs.umass.edu>
2870
2871         * stmt.c (expand_case): Put an assertion that index_expr is
2872         never INTEGER_CST.  Don't special case for constant
2873         index_expr.
2874
2875 2004-10-26  Andrew Pinski  <pinskia@physics.uc.edu>
2876
2877         PR 18162
2878         * c-parse.in (designator): Finish with a semi-colon.
2879
2880 2004-10-26  Fariborz Jahanian <fjahanian@apple.com>
2881
2882         * config/rs6000/rs6000.md (andsi3_internal8): Set CR when splitting
2883         into rotlsi3.
2884
2885 2004-10-26  Kazu Hirata  <kazu@cs.umass.edu>
2886
2887         * stmt.c (expand_case): Remove code to handle SWITCH_EXPR with
2888         a default case only.
2889
2890 2004-10-26  Aldy Hernandez  <aldyh@redhat.com>
2891
2892         * config/rs6000/rs6000.c (rs6000_hard_regno_nregs): Adjust for
2893         e500 doubles.
2894         (spe_build_register_parallel): New.
2895         (rs6000_spe_function_arg): Handle e500 doubles.
2896         (function_arg): Same.
2897         (spe_func_has_64bit_regs_p): Same.
2898         (rs6000_function_value): Same.
2899         (rs6000_libcall_value): Same.
2900         (legitimate_lo_sum_address_p): Return false for e500 doubles.
2901
2902         * config/rs6000/rs6000.h (LOCAL_ALIGNMENT): Adjust for e500
2903         doubles.
2904         (DATA_ALIGNMENT): Same.
2905         (CANNOT_CHANGE_MODE_CLASS): Same.
2906
2907 2004-10-26  Aldy Hernandez  <aldyh@redhat.com>
2908
2909         * expr.c (emit_group_load): Handle floats.
2910         (emit_group_store): Same.
2911
2912 2004-10-26  Nathan Sidwell  <nathan@codesourcery.com>
2913
2914         * c-lex.c (get_nonpadding_token): Remove.
2915         (c_lex_with_flags): Push timevar and eat padding here.  Improve
2916         stray token diagnostic.
2917         (lex_string): Replace logic with switch statement, eat padding
2918         token here.
2919
2920 2004-10-26  Geoffrey Keating  <geoffk@apple.com>
2921
2922         PR 18149
2923         * config/i386/darwin.h (ASM_SPEC): Undef it before defining.
2924
2925 2004-10-25  Geoffrey Keating  <geoffk@apple.com>
2926
2927         * config/darwin.h (LINK_SPEC): Default weak_reference_mismatches
2928         to 'non-weak'.
2929         (MAKE_DECL_ONE_ONLY): Set DECL_WEAK.
2930         (ASM_MAKE_LABEL_LINKONCE): Delete.
2931         (ASM_WEAKEN_DECL): New.
2932         (ASM_DECLARE_OBJECT_NAME): Look at DECL_WEAK not DECL_ONE_ONLY.
2933         (ASM_DECLARE_FUNCTION_NAME): Likewise.
2934         (TEXT_SECTION_ASM_OP): Add a tab.
2935         (DATA_SECTION_ASM_OP): Likewise.
2936         (SECTION_FUNCTION): Add a tab.  Use fputs.  Don't call
2937         data_section on every section change.
2938         (EXTRA_SECTIONS): Add a bunch of new extra sections.
2939         (EXTRA_SECTION_FUNCTIONS): Likewise.
2940         (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
2941         (JCR_SECTION_NAME): Define.
2942         (TARGET_SECTION_TYPE_FLAGS): Don't define.
2943         * config/darwin.c (darwin_encode_section_info): A symbol is defined
2944         in this file if it is not weak.
2945         (textcoal_section): Delete.
2946         (datacoal_section): Delete.
2947         (darwin_make_decl_one_only): Delete.
2948         (machopic_select_section): Handle functions.
2949         (darwin_asm_named_section): Add a tab.
2950         (darwin_section_type_flags): Delete.
2951         (darwin_unique_section): Delete contents.
2952         (darwin_emit_unwind_label): Add a tab.  Make decls weak if
2953         DECL_WEAK is set.
2954         * config/darwin-protos.h (darwin_section_type_flags): Delete.
2955         (darwin_make_decl_one_only): Delete.
2956         (text_coal_section): New.
2957         (text_unlikely_section): New.
2958         (text_unlikely_coal_section): New.
2959         (const_coal_section): New.
2960         (data_coal_section): New.
2961         (const_data_coal_section): New.
2962         * varasm.c (function_section): Honour
2963         USE_SELECT_SECTION_FOR_FUNCTIONS.
2964         * dwarf2out.c (output_call_frame_info): Look at DECL_WEAK when
2965         TARGET_USES_WEAK_UNWIND_INFO is in effect.
2966         * dbxout.c (dbxout_source_file): Don't change sections while
2967         a function is being output.
2968
2969 2004-10-25  David Ayers  <d.ayers@inode.at>
2970
2971         * c-common.h: Remove RID_ID.
2972         * c-parse.in: Remove OBJECTNAME and references to RID_ID.
2973         (typespec_reserved_attr): Add rule for TYPENAME
2974         non_empty_protocolrefs.
2975         (yylexname): Remove special handling of RID_ID.
2976
2977 2004-10-25  James E Wilson  <wilson@specifixinc.com>
2978
2979         * doc/invoke.texi (-fcrossjumping): Not enabled at -O.
2980
2981 2004-10-25  Joseph S. Myers  <jsm@polyomino.org.uk>
2982
2983         PR c/16667
2984         * c-parse.in (array_designator): New.
2985         (designator): Use it.
2986         (initelt): Only permit array_designator without '=', not ".foo".
2987
2988 2004-10-25  Kenneth Zadeck <zadeck@naturalbridge.com>
2989         * gcc/Makefile.in: removed ggc for cgraphunit.
2990         * gcc/cgraph.c.dump_cgraph_node: removed static var analysis.
2991         * gcc/cgraph.h: removed static var analysis data structures and calls.
2992         * gcc/cgraphunit.c:
2993         cgraph_mark_local_and_external_functions:changed name to
2994                 cgraph_mark_local_functions
2995         (print_order,convert_UIDs_in_bitmap,new_static_vars_info,
2996         cgraph_reset_static_var_maps,get_global_static_vars_info,
2997         get_global_statics_not_read,get_global_statics_not_written,searchc,
2998         cgraph_reduced_inorder,has_proper_scope_for_analysis,check_rhs_var,
2999         check_lhs_var,get_asm_expr_operands,process_call_for_static_vars,
3000         scan_for_static_refs,cgraph_characterize_statics_local,
3001         clear_static_vars_maps,cgraph_propagate_bits,cgraph_characterize_statics):
3002         removed.
3003         (cgraph_optimize,init_cgraph): removed calls to static vars analysis
3004         * gcc/tree-dfa.c find_referenced_vars: removed call to static vars
3005         analysis
3006         * gcc/tree-flow.h static_vars_info: removed
3007         * gcc/tree-ssa-operands.c (add_call_clobber_ops,add_call_read_ops):
3008         removed calls to static vars analysis.
3009         get_call_expr_operands: removed callee variable.
3010
3011 2004-10-25  Kazu Hirata  <kazu@cs.umass.edu>
3012
3013         * cfg.c (unchecked_make_edge, redirect_edge_succ,
3014         redirect_edge_pred): Use VEC_safe_push instead of
3015         VEC_safe_insert.
3016         * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
3017
3018 2004-10-25  Kazu Hirata  <kazu@cs.umass.edu>
3019
3020         * cfgloopmanip.c (loopify): Take two more arguments true_edge
3021         and false_edge.
3022         * cfgloop.h: Adjust the corresponding prototype.
3023         * loop-unswitch.c (unswitch_loop): Adjust a call to loopify.
3024         * tree-ssa-loop-manip.c (tree_ssa_loop_version): Likewise.
3025
3026 2004-10-25  Jakub Jelinek  <jakub@redhat.com>
3027
3028         * dwarf2out.c (rtl_for_decl_location): Avoid segfault if
3029         DECL_INCOMING_RTL is NULL.
3030
3031 2004-10-25  Steven Bosscher  <stevenb@suse.de>
3032
3033         * timevar.def (TV_FIND_REFERENCED_VARS): New.
3034         * tree-dfa.c (pass_referenced_var): Use it.
3035
3036 2004-10-25  Roger Sayle  <roger@eyesopen.com>
3037             John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3038
3039         * cse.c: Change encoding of quantity numbers to avoid undefined
3040         pointer arithmetic on qty_table.
3041         (REGNO_QTY_VALID_P): A quantity is now valid if it isn't negative.
3042         (get_cse_reg_info): Initialize reg_qty to a unique negative value.
3043         (new_basic_block): Assign "real" quantity numbers from zero.
3044         (delete_reg_equiv): Do nothing if quantity is invalid.  Reset the
3045         REG_QTY to its unique negative value.
3046         (merge_equiv_classes): Calculate need_rehash if quantity is valid.
3047         (cse_main): Don't include max_reg when determining max_qty.
3048         (cse_basic_block): Avoid subtracting a large offset from qty_table,
3049         which causes undefined C99 behaviour.  Only allocate needed memory.
3050
3051 2004-10-25  Kazu Hirata  <kazu@cs.umass.edu>
3052
3053         * stmt.c (expand_case): Remove an obsolete comment.
3054
3055 2004-10-25  Andrew Pinski  <pinskia@physics.uc.edu>
3056
3057         PR middle-end/17407
3058         * c-decl.c (grokdeclarator) <case cdk_array>: Remove the call
3059         layout_type as it is already done by build_array_type.
3060         * tree.c (build_array_type): Layout the type even
3061
3062 2004-10-25  Alexandre Oliva  <aoliva@redhat.com>
3063
3064         * config/frv/linux.h (TARGET_C99_FUNCTIONS): Define to 0.
3065
3066 2004-10-25  Alexandre Oliva  <aoliva@redhat.com>
3067
3068         * config/frv/frv.md (movdi, movdf): Handle wide-constant splits
3069         with wider-than-32-bit HOST_WIDE_INTs.
3070
3071 2004-10-25  David Billinghurst <David.Billinghurst@riotinto.com>
3072
3073         * config/mips/mips.c(mips_output_filename): Remove unused
3074         array ltext_label_name
3075
3076 2004-10-24  Geoffrey Keating  <geoffk@geoffk.org>
3077
3078         * config/rs6000/darwin.h (BLOCK_REG_PADDING): Define.
3079
3080 2004-10-25  Ben Elliston  <bje@au.ibm.com>
3081
3082         * cfgcleanup.c (outgoing_edges_match): Fix typo in dump output.
3083
3084 2004-10-23  Andrew Pinski  <pinskia@physics.uc.edu>
3085
3086         * predict.c (predict_loops): Call scev_finalize instead of
3087         scev_reset.
3088
3089 2004-10-24  Kazu Hirata  <kazu@cs.umass.edu>
3090
3091         * config/dbxcoff.h, config/dbxelf.h, config/libgloss.h,
3092         config/openbsd.h, config/mips/r3900.h, config/pdp11/pdp11.md,
3093         config/sh/ushmedia.h, config/sparc/elf.h,
3094         config/sparc/sp64-elf.h: Update copyright.
3095
3096 2004-10-24  Kazu Hirata  <kazu@cs.umass.edu>
3097
3098         * stmt.c (expand_case): Handle the default label outside of
3099         the for loop.  Remove code to handle a missing default label.
3100
3101 2004-10-23  Kazu Hirata  <kazu@cs.umass.edu>
3102
3103         * dbxout.c (dbxout_function_decl): Don't use
3104         DBX_OUTPUT_FUNCTION_END.
3105         * system.h: Poison DBX_OUTPUT_FUNCTION_END.
3106         * doc/tm.texi (DBX_OUTPUT_FUNCTION_END): Remove.
3107
3108 2004-10-23  Andrew Pinski  <pinskia@physics.uc.edu>
3109
3110         PR middle-end/17967
3111         * tree-cfg.c (remove_usless_stmts_cond):  Don't Fold statement.
3112
3113 2004-10-23  Daniel Berlin  <dberlin@dberlin.org>
3114
3115         * tree-ssa-dom.c (record_equality): Use loop depth to determine
3116         which way to record the equality as well.
3117         (loop_depth_of_name): New function.
3118
3119 2004-10-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
3120
3121         PR middle-end/17793
3122         * gimplify.c (gimplify_addr_expr) <VIEW_CONVERT_EXPR>: Look
3123         through the operand if it is a useless type conversion.
3124
3125 2004-10-23  Ben Elliston  <bje@au.ibm.com>
3126
3127         * cfg.c (remove_edge): Use VEC_unordered_remove.
3128         (redirect_edge_succ): Likewise.
3129         (redirect_edge_pred): Likewise.
3130         * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
3131
3132 2004-10-22  Kazu Hirata  <kazu@cs.umass.edu>
3133
3134         * sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Don't access PTR
3135         beyond its end.
3136
3137 2004-10-22  Eric Christopher  <echristo@redhat.com>
3138
3139         * config/rs6000/rs6000.c (setup_incoming_varargs): Align DFmode
3140         saves.
3141
3142 2004-10-22  Aldy Hernandez  <aldyh@redhat.com>
3143
3144         * config/rs6000/spe.md (spe_extendsfdf2): New.
3145         (movdf_e500_double): New.
3146         (spe_truncdfsf2): New.
3147         (spe_absdf2): New.
3148         (spe_nabsdf2): New.
3149         (spe_negdf2): New.
3150         (sub_adddf3): New.
3151         (spe_subdf3): New.
3152         (spe_muldf3): New.
3153         (spe_floatsidf2): New.
3154         (spe_floatunssidf2): New.
3155         (fix_truncdfsi2): New.
3156         (spe_fixuns_truncdfsi2): New.
3157
3158         * config/rs6000/rs6000.md (truncdfsf2): Change to expander.
3159         (fpr_truncdfsf2): New.
3160         (negdf2): Change to expander.
3161         (fpr_negdf2): New.
3162         (fpr_nabsdf2): Name pattern.
3163         (adddf3): Change to expander.
3164         (fpr_adddf3): Nem.
3165         (subdf3): Change to expander.
3166         (fpr_subdf3): New.
3167         (muldf3): Change to expander.
3168         (fpr_muldf3): New.
3169         (divdf3): Change to expander.
3170         (fpr_divdf3): New.
3171         (movdf_softfloat32): Change !TARGET_FPRS to TARGET_E500_SINGLE.
3172         (cmpdf): Allow for TARGET_E500_DOUBLE.
3173
3174 2004-10-22  Kazu Hirata  <kazu@cs.umass.edu>
3175
3176         * c-semantics.c (re_push_stmt_list): Remove.
3177         * c-common.h: Remove the corresponding prototype.
3178
3179 2004-10-22  Kazu Hirata  <kazu@cs.umass.edu>
3180
3181         * stmt.c (asm_op_is_mem_input): Remove.
3182         * tree.h: Remove the corresponding prototype.
3183
3184 2004-10-22  Kazu Hirata  <kazu@cs.umass.edu>
3185
3186         * tree-gimple.c (is_gimple_constructor_elt): Remove.
3187         * tree-gimple.h: Remove the corresponding prototype.
3188
3189 2004-10-22  Kazu Hirata  <kazu@cs.umass.edu>
3190
3191         * varasm.c (get_pool_mode_for_function, get_pool_offset):
3192         Remove.
3193         * rtl.h: Remove the corresponding prototypes.
3194
3195 2004-10-22  Kazu Hirata  <kazu@cs.umass.edu>
3196
3197         * tree-cfg.c (thread_jumps_from_bb): Speed up by extracting
3198         edge information when we commit ourselves to threading a
3199         particular jump.
3200
3201 2004-10-22  Kazu Hirata  <kazu@cs.umass.edu>
3202
3203         * tree-cfg.c (thread_jumps): Speed up by putting basic blocks
3204         into worklist instead of their indexes.
3205
3206 2004-10-22  Kazu Hirata  <kazu@cs.umass.edu>
3207
3208         * alias.c, basic-block.h, cgraphunit.c, combine.c, domwalk.h,
3209         final.c, gengtype.c, genpreds.c, ggc-page.c, insn-notes.def,
3210         lambda-code.c, loop-unroll.c, modulo-sched.c, pointer-set.c,
3211         pretty-print.c, ra-colorize.c, sbitmap.c, tree-complex.c,
3212         tree-data-ref.c, tree-dfa.c, tree-inline.c, tree-into-ssa.c,
3213         tree-scalar-evolution.c, tree-ssa-dom.c,
3214         tree-ssa-loop-manip.c, tree-ssa-loop-niter.c,
3215         tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-threadupdate.c,
3216         tree-vectorizer.c, vec.h: Fix comment formatting.
3217
3218 2004-10-22  Kazu Hirata  <kazu@cs.umass.edu>
3219
3220         * dwarf.h, gthr-dce.h, gthr-single.h, gthr-solaris.h, gthr.h,
3221         libfuncs.h, libgcc2.h, stab.def, tsystem.h: Update copyright.
3222
3223 2004-10-22  Kazu Hirata  <kazu@cs.umass.edu>
3224
3225         * config/ptx4.h, config/mcore/mcore-pe.h,
3226         config/rs6000/eabi.h, config/vax/elf.h: Update copyright.
3227
3228 2004-10-22  Peter Barada <peter@the-baradas.com>
3229
3230         * config/m68k/m68k.h (HARD_REGNO_RENAME_OK): New macro.
3231         * config/m68k/m68k.c (m68k_hard regno_rename_ok): Disallow
3232         renaming of non-live registers in interrupt functions.
3233         * config/m68k/m68k-protos.h (m68k_hard_regno_rename_ok): Add prototype.
3234
3235 2004-10-22  Zdenek Dvorak  <dvorakz@suse.cz>
3236
3237         * tree-ssa-loop-niter.c (inverse): Count in HOST_WIDE_INT if possible.
3238         Use integer for loop counter.
3239         (num_ending_zeros): New function.
3240         (number_of_iterations_cond): Use num_ending_zeros.
3241
3242 2004-10-21  Aldy Hernandez  <aldyh@redhat.com>
3243
3244         * config.gcc: Add support for --enable-e500_double.
3245
3246         * config/rs6000/e500-double.h: New file.
3247
3248         * config/rs6000/rs6000.h: Define TARGET_E500_SINGLE and
3249         TARGET_E500_DOUBLE.
3250
3251         * config/rs6000/eabi.h: Define TARGET_E500_SINGLE and
3252         TARGET_E500_DOUBLE.
3253
3254         * config/rs6000/linuxspe.h: Same.
3255
3256         * doc/invoke.texi (Option Summary): Document new options for
3257         mfloat-gprs.
3258         (RS/6000 and PowerPC Options): Same.
3259
3260         * config/rs6000/rs6000.c (rs6000_parse_float_gprs_option): New
3261         function.
3262         (rs6000_override_options): Use it.  Use
3263         SUB3TARGET_OVERRIDE_OPTIONS.
3264         Add 8548 to processor_target_table.
3265         (rs6000_legitimate_address): Handle e500 doubles.
3266         (rs6000_legitimize_address): Same.
3267         (rs6000_legitimize_reload_address): Same.
3268         (rs6000_hard_regno_nregs): Same.
3269         (spe_func_has_64bit_regs_p): Same.
3270         (emit_frame_save): Same.
3271         (gen_frame_mem_offset): Same.
3272         (rs6000_dwarf_register_span): Same.
3273         (rs6000_generate_compare): Same.
3274         (easy_fp_constant): Same.
3275         (legitimate_offset_address_p): Same.
3276
3277         * config/rs6000/spe.md: (cmdfeq_gpr): New.
3278         (tstdfeq_gpr): New.
3279         (cmpdfgt_gpr): New.
3280         (tstdfgt_gpr): New.
3281         (tstdfgt_gpr): New.
3282         (cmpdflt_gpr): New.
3283         (tstdflt_gpr): New.
3284         Add new constants.
3285
3286 2004-10-21  Giovanni Bajo  <giovannibajo@gcc.gnu.org>
3287
3288         * config/arc/lib1funcs.asm (___umulsidi3): Fix typo.
3289
3290 2004-10-21  Zack Weinberg  <zack@codesourcery.com>
3291
3292         * dbxout.c: Remove unnecessary #undefs.
3293         (GDB_INV_REF_REGPARM_STABS_LETTER, DBX_MEMPARM_STABS_LETTER)
3294         (FILE_NAME_JOINER, STABS_GCC_MARKER): Remove; fold sole
3295         definition into use sites.
3296         (cwd): Make local to dbxout_init.
3297         (dbxout_init): Restructure cwd-using logic for clarity.  Use
3298         IS_DIR_SEPARATOR.
3299         * xcoffout.h (DBX_OUTPUT_GCC_MARKER): Definition of
3300         STABS_GCC_MARKER folded in here.
3301         * system.h: Poison now-unused macros.
3302         * doc/tm.texi: Remove documentation of now-unused macros.
3303
3304 2004-10-21  Andrew Pinski  <pinskia@physics.uc.edu>
3305
3306         PR c/17538
3307         * c-opts.c (push_command_line_include): Use the current file
3308         name instead of the main one.
3309
3310 2004-10-21  Andrew Pinski  <pinskia@physics.uc.edu>
3311
3312         PR objc/17923
3313         * tree.c (staticp): A CONST_DECL has static storage if either
3314         TREE_STATIC or DECL_EXTERNAL is set.
3315         * c-decl.c (pushdecl_top_level): Accept CONST_DECLs which can
3316         have null names.
3317
3318 2004-10-21  Kazu Hirata  <kazu@cs.umass.edu>
3319
3320         * expr.c (store_expr): Remove dont_store_target.
3321
3322 2004-10-21  Kazu Hirata  <kazu@cs.umass.edu>
3323
3324         * tree-cfg.c (thread_jumps): Speed up by using a worklist.
3325
3326 2004-10-21  Kazu Hirata  <kazu@cs.umass.edu>
3327
3328         * tree-cfg.c (thread_jumps): Move a part of it to ...
3329         (thread_jumps_from_bb): ... here.
3330
3331 2004-10-21  David Edelsohn  <edelsohn@gnu.org>
3332
3333         * dbxout.c (DBX_FINISH_SYMBOL): Add asm_out_file argument.
3334         * xcoffout.h (DBX_FINISH_SYMBOL): Change asmfile to (ASMFILE).
3335
3336 2004-10-21  Kazu Hirata  <kazu@cs.umass.edu>
3337
3338         * expr.c (store_expr): Clean up by renaming want_value to
3339         call_param_p.
3340
3341 2004-10-21  Kaz Kojima  <kkojima@gcc.gnu.org>
3342
3343         * config/sh/linux-unwind.h (sh_fallback_frame_state): Don't
3344         fixup pc here.
3345
3346 2004-10-21  Aldy Hernandez  <aldyh@redhat.com>
3347
3348         PR 18004.
3349         * expmed.c (store_bit_field): Pass original 'value' before
3350         recursing.
3351
3352 2004-10-21  Nicolas Pitre <nico@cam.org>
3353
3354         * config/arm/ieee754-sf.S: Large speed improvements. Fix NAN handling.
3355         * config/arm/ieee754-df.S: Ditto.
3356
3357 2004-10-20  Zack Weinberg  <zack@codesourcery.com>
3358
3359         * dbxout.c (asmfile): Delete.  All uses changed to asm_out_file.
3360         (DBX_BLOCKS_FUNCTION_RELATIVE, DBX_LINES_FUNCTION_RELATIVE):
3361         Default to 0.
3362         (dbxout_source_line): Use DBX_OUTPUT_SOURCE_LINE when defined.
3363         When it is not, but DBX_LINES_FUNCTION_RELATIVE is true, emit
3364         an internal label and an N_SLINE .stabn whose value is the
3365         difference between that label and the function entry label.
3366         (dbxout_finish): If DBX_OUTPUT_MAIN_SOURCE_FILE_END is not defined,
3367         but DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END is, emit a
3368         label and an N_SO stab with an empty string referring to it.
3369         (dbx_output_lbrac, dbx_output_rbrac): Use if statement instead
3370         of #ifdef directive to test DBX_BLOCKS_FUNCTION_RELATIVE.
3371         (dbxout_type_methods, dbxout_symbol): Remove #if 0 block.
3372         (dbxout_prepare_symbol): Remove #ifdef WINNING_GDB block, this
3373         macro is never defined.
3374         * sdbout.c (sdbout_source_line_counter): Delete.
3375         (PUT_SDB_SRC_FILE): Delete.  Uses replaced with sole definition.
3376         (sdbout_source_line): Use SDB_OUTPUT_SOURCE_LINE, which takes
3377         only two arguments.
3378         * xcoffout.c (ASM_OUTPUT_SOURCE_LINE): Rename ASM_OUTPUT_LINE.
3379
3380         * config/dbxcoff.h, config/dbxelf.h: Remove unncessary #undefs.
3381         * config/c4x/c4x.h, config/pa/pa.h: Remove unnecessary macro
3382         definitions (identical to default).
3383         * config/darwin.h, config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
3384         * config/h8300/coff.h, config/pa/som.h, config/sh/elf.h:
3385         Define DBX_OUTPUT_NULL_N_SO_AT_MAIN_SOURCE_FILE_END, not
3386         DBX_OUTPUT_MAIN_SOURCE_FILE_END.
3387         * config/dbxcoff.h, config/dbxelf.h, config/ptx4.h
3388         * config/mcore/mcore-pe.h, config/pa/som.h, config/sh/elf.h:
3389         Define DBX_LINES_FUNCTION_RELATIVE, not ASM_OUTPUT_SOURCE_LINE.
3390         * config/alpha/alpha-protos.h: Don't prototype alpha_output_lineno.
3391         * config/alpha/alpha.c: Move declaration of num_source_filenames up.
3392         (alpha_start_function): Use SDB_OUTPUT_SOURCE_LINE.
3393         (sym_lineno): Delete.
3394         (alpha_output_filename): Do not emit N_SOL stabs here.  Remove
3395         now-unused variable.
3396         (alpha_output_lineno): Delete.
3397         * config/mips/mips-protos.h: Don't prototype mips_output_lineno.
3398         * config/mips/mips.c (mips_output_filename): Don't use
3399         ASM_OUTPUT_FILENAME. Don't emit N_SOL stabs here.
3400         (mips_output_lineno): Delete.
3401         (mips_output_function_prologue: Use SDB_OUTPUT_SOURCE_LINE.
3402         * config/alpha/alpha.h: Define DBX_OUTPUT_SOURCE_LINE and
3403         SDB_OUTPUT_SOURCE_LINE, not ASM_OUTPUT_SOURCE_LINE.
3404         * config/mips/mips.h: Likewise.  Don't define ASM_OUTPUT_FILENAME.
3405         * config/mips/sdb.h: Use SDB_OUTPUT_SOURCE_LINE.
3406         * config/avr/avr.h: Don't define ASM_OUTPUT_SOURCE_LINE.
3407         * config/mmix/mmix.h: Likewise.
3408         * config/mmix/mmix.c (mmix_asm_output_source_line): Delete.
3409         * config/mmix/mmix-protos.h: Don't prototype it.
3410         * config/alpha/unicosmk.h: Also #undef PREFERRED_DEBUGGING_TYPE;
3411         no need to #undef ASM_OUTPUT_SOURCE_LINE.
3412         * config/arm/aout.h: Remove RISCiX-specific definition of
3413         DBX_OUTPUT_MAIN_SOURCE_FILENAME.
3414         * config/m32r/m32r.h: Define DBX_OUTPUT_SOURCE_LINE, not
3415         ASM_OUTPUT_SOURCE_LINE.
3416         * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Rename to
3417         DBX_OUTPUT_SOURCE_LINE.  Don't use current_function_func_begin_label.
3418         * config/vax/elf.h: No need to define DBX_OUTPUT_FUNCTION_END.
3419
3420         * doc/tm.texi: Update.
3421
3422 2004-10-20  Richard Henderson  <rth@redhat.com>
3423
3424         * tree-sra.c (instantiate_element): Copy DECL_IGNORED_P also.
3425
3426 2004-10-20  Kelley Cook  <kcook@gcc.gnu.org>
3427
3428         * configure.ac: Revert my previous patch.
3429         * configure: Regenerate.
3430
3431 2004-10-20  Ben Elliston  <bje@au.ibm.com>
3432
3433         * config/rs6000/rs6000.c
3434         (rs6000_va_start): Use build_va_arg_indirect_ref.
3435         (rs6000_gimplify_va_arg): Likewise.
3436
3437 2004-10-20  Bryce McKinlay  <mckinlay@redhat.com>
3438
3439         PR java/15575
3440         * configure.ac: Declare AM_LANGINFO_CODESET.
3441         * aclocal.m4: Define AM_LANGINFO_CODESET.
3442         * configure, config.in: Rebuilt.
3443
3444 2004-10-20  Kazu Hirata  <kazu@cs.umass.edu>
3445
3446         * expr.c (store_expr): Remove code that is run when
3447         want_value & 1 is nonzero.
3448
3449 2004-10-20  Mark Mitchell  <mark@codesourcery.com>
3450
3451         * gthr-posix.h (__gthread_active_p): Use __extension__ around cast
3452         from function pointer to void *.
3453
3454 2004-10-20  Kaz Kojima  <kkojima@gcc.gnu.org>
3455
3456         PR target/18032
3457         * config/sh/sh.c (sh_expand_epilogue): Emit a blockage insn before
3458         the frame pointer adjustment when exception handling is enabled.
3459
3460 2004-10-20  Kazu Hirata  <kazu@cs.umass.edu>
3461
3462         * stor-layout.c: Fix a comment typo.
3463
3464 2004-10-20  Kazu Hirata  <kazu@cs.umass.edu>
3465
3466         * expr.c (store_field): Remove two arguments value_mode and
3467         unsignedp.
3468         (expand_assignment, store_constructor_field,
3469         expand_expr_real_1): Adjust calls to store_field.
3470
3471 2004-10-18  Ramana Radhakrishnan  <ramana.radhakrishnan@codito.com>
3472
3473         * config/arc/lib1funcs.asm (___umulsidi3): Correct usage of flags.
3474
3475         PR target/17317
3476         * config/arc/arc.h (REGNO_OK_FOR_BASE_P,REGNO_OK_FOR_INDEX_P,
3477         REG_OK_FOR_BASE, REG_OK_FOR_INDEX): Consider blink(r31) as a valid
3478         base and index register for loads.
3479
3480         * config/arc/t-arc: Fix multilib handling.
3481
3482 2004-10-20  Hans-Peter Nilsson  <hp@bitrange.com>
3483
3484         * cfgrtl.c (rtl_verify_flow_info_1): When checking insns in a bb,
3485         don't inspect BLOCK_FOR_INSN for barriers.
3486         * emit-rtl.c (emit_barrier_before): Revert last change.
3487         (emit_barrier_after, emit_barrier): Ditto.
3488
3489         * doc/extend.texi (Extended Asm): Warn and provide example
3490         solution for using a call-clobbered asm register.
3491         (Local Reg Vars): Similar.  Cross-reference example.
3492
3493 2004-10-19  Andrew Pinski  <pinskia@physics.uc.edu>
3494
3495         * tree-cfg.c (group_case_labels): Look at the second to last
3496         case statement for combing with the default case.
3497
3498 2004-10-19  Richard Hendeson  <rth@redhat.com>
3499
3500         PR 17962
3501         * stor-