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