OSDN Git Service

3dae5cd52d8d7d51160c1255de2b99d6e1ebe384
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2008-03-11  Andrew Pinski  <andrew_pinski@playstation.sony.com>
2         Richard Guenther  <rguenther@suse.de>
3
4         PR tree-optimization/31358
5         * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
6         the step with a NULL_TREE.
7         * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
8         to sizetype if type is a pointer type.
9         (add_candidate_1): Don't convert the base and step to
10         the generic type if the orginal type is a pointer type.
11         (add_iv_value_candidates): Use sizetype for the step
12         if type is a pointer type.
13         (cand_value_at): Likewise.
14         * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
15         for pointer types.
16         * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
17         Don't convert the tem affine to the type.
18         (add_elt_to_tree): Use sizetype for the step if a pointer.
19         Use POINTER_PLUS_EXPR for pointers.
20         (aff_combination_to_tree): Use sizetype for the step if a
21         pointer.
22
23 2008-03-10  Vladimir Makarov  <vmakarov@redhat.com>
24
25         * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
26         Remove commutativity hint.
27
28 2008-03-10  Jakub Jelinek  <jakub@redhat.com>
29
30         PR c/35438
31         PR c/35439
32         * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
33         errorneous type.  Check that v is a VAR_DECL.
34
35         PR middle-end/35099
36         * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
37
38 2008-03-10  H.J. Lu  <hongjiu.lu@intel.com>
39
40         PR tree-optimization/35494
41         * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
42         may be overriden at link and run time.
43
44 2008-03-10  Richard Guenther  <rguenther@suse.de>
45
46         PR tree-optimization/34677
47         * tree-ssa-pre.c (modify_expr_node_pool): Remove.
48         (poolify_tree): Likewise.
49         (modify_expr_template): Likewise.
50         (poolify_modify_stmt): Likewise.
51         (insert_fake_stores): Handle all component-ref style stores
52         in addition to INDIRECT_REF.  Also handle complex types.
53         Do not poolify the inserted load.
54         (realify_fake_stores): Do not rebuild the tree but only
55         make it a SSA_NAME copy.
56         (init_pre): Remove initialzation of modify_expr_template.
57         Do not allocate modify_expr_node_pool.
58         (fini_pre): Do not free modify_expr_node_pool.
59
60 2008-03-10  Paul Brook  <paul@codesourcery.com>
61
62         * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
63         to avoid conflicts.
64
65 2008-03-10  Paul Brook  <paul@codesourcery.com>
66         Mark Shinwell  <shinwell@codesourcery.com>
67
68         * config/arm/cortex-r4.md: New.
69         * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
70         insn attributes.
71         * config/arm/arm.md: Include cortex-r4.md.
72         (insn): Add smmls, sdiv and udiv values.
73         (generic_sched): Don't use generic scheduling for Cortex-R4.
74         (arm_issue_rate): New function.
75         (TARGET_SCHED_ISSUE_RATE): Define.
76
77 2008-03-10  Sebastian Pop  <sebastian.pop@amd.com>
78
79         * doc/invoke.texi (-ftree-loop-distribution): Add an example.
80
81 2008-03-10  Richard Guenther  <rguenther@suse.de>
82
83         * tree-ssa-pre.c (get_sccvn_value): Simplify.
84         (compute_avail): Do not add stmt uses to AVAIL_OUT.
85
86 2008-03-10  Paolo Bonzini  <bonzini@gnu.org>
87
88         * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
89         Set default to true.
90
91 2008-03-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
92
93         * c.opt (Wsynth): Deprecate.
94         * doc/invoke.texi (Option Summary, Warning Options): Document
95         -Wno-format-contains-nul.
96
97 2008-03-09  Uros Bizjak  <ubizjak@gmail.com>
98
99         PR target/35496
100         * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
101         ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
102
103 2008-03-09  Ira Rosen  <irar@il.ibm.com>
104
105         * config/rs6000/rs6000.c (builtin_description): Rename vector
106         left shift operations.
107         * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
108         (altivec_vsl<VI_char>): Rename to ...
109         (ashl<mode>3): ... new name.
110         (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
111         gen_ashlv4si3.
112         (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
113
114 2008-03-08  Richard Guenther  <rguenther@suse.de>
115
116         * coverage.h (tree_coverage_counter_addr): Declare.
117         * coverage.c (tree_coverage_counter_addr): New function.
118         * tree-profile.c (tree_gen_edge_profiler): Unshare counter
119         before using again.
120         (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
121         (tree_gen_one_value_profiler): Likewise.
122         (tree_gen_ic_profiler): Likewise.
123         (tree_gen_average_profiler): Likewise.
124         (tree_gen_ior_profiler): Likewise.
125
126 2008-03-08  Richard Guenther  <rguenther@suse.de>
127
128         * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
129         (vn_binary_op_insert): Likewise.
130         (vn_unary_op_lookup): Likewise.
131         (vn_unary_op_insert): Likewise.
132         (vn_nary_op_lookup): Declare.
133         (vn_nary_op_insert): Likewise.
134         * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
135         and binary hashes, use a single obstack for unary_op_pool
136         and binary_op_pool.
137         (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
138         a single struct vn_nary_op_s.  Store tree code length and
139         a variable number of operands.
140         (struct vn_reference_op_struct): Remove unused op2.
141         (vn_reference_op_eq): Do not compare op2.
142         (vn_reference_op_compute_hash): Do not compute hash of op2.
143         (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
144         (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
145         with vn_nary_op_compute_hash.
146         (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
147         (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
148         vn_nary_op_lookup.
149         (vn_unary_op_insert, vn_binary_op_insert): Replace with
150         vn_nary_op_insert.
151         (visit_unary_op): Call nary functions.
152         (visit_binary_op): Likewise.
153         (process_scc): Adjust for struct vn_tables_s changes.
154         (allocate_vn_table): Likewise.
155         (free_vn_table): Likewise.
156         * tree-vn.c (vn_add): Call nary functions.
157         (vn_lookup): Likewise.
158
159 2008-03-08  Jakub Jelinek  <jakub@redhat.com>
160
161         PR target/35498
162         * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
163         wdst back after sync_compare_and_swapqhi_internal.
164
165 2008-03-08  Uros Bizjak  <ubizjak@gmail.com>
166
167         PR target/22152
168         * config/i386/i386-modes.def (V1DI): New vector mode.
169         * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
170         * config/i386/mmx.md (MMXMODEI8): New mode iterator.
171         (MMXMODE248): Ditto.
172         (MMXMODE): Add V1DI mode.
173         (mmxvecsize): Change DI mode to V1DI mode.
174         ("mov<mode>): Use MMXMODEI8 mode iterator.
175         ("*mov<mode>_internal_rex64"): Ditto.
176         ("*mov<mode>_internal"): Ditto.
177         ("mmx_add<mode>3"): Ditto.  Handle V1DImode for TARGET_SSE2.
178         ("mmx_sub<mode>3"): Ditto.
179         ("mmx_adddi3"): Remove insn pattern.
180         ("mmx_subdi3"): Ditto.
181         ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
182         ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
183         ("mmx_ashl<mode>3"): Ditto.
184         ("mmx_lshrdi3"): Remove insn pattern.
185         ("mmx_ashldi3"): Ditto.
186         * config/i386/i386.c (classify_argument): Handle V1DImode.
187         (function_arg_advance_32): Ditto.
188         (function_arg_32): Ditto.
189         (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
190         mmx_addv1di3 insn pattern.
191         [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
192         [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
193         IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
194         IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
195         Remove definitions of built-in functions.
196         (V1DI_type_node): New node.
197         (v1di_ftype_v1di_int): Ditto.
198         (v1di_ftype_v1di_v1di): Ditto.
199         (v2si_ftype_v2si_si): Ditto.
200         (v4hi_ftype_v4hi_di): Remove node.
201         (v2si_ftype_v2si_di): Ditto.
202         (ix86_init_mmx_sse_builtins): Handle V1DImode.
203         (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
204         Redefine builtins using def_builtin_const with *_ftype_*_int node.
205         (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
206         Add new builtins using def_builtin_const.
207         (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
208         IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
209         IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
210         * config/i386/mmintrin.h (__v1di): New typedef.
211         (_mm_add_si64): Cast arguments to __v1di type.
212         (_mm_sub_si64): Ditto.
213         (_mm_sll_pi16): Cast __count to __v4hi type.
214         (_mm_sll_pi32): Cast __count to __v2si type.
215         (_mm_sll_si64): Cast arguments to __v1di type.
216         (_mm_srl_pi16): Cast __count to __v4hi type.
217         (_mm_srl_pi32): Cast __count to __v2si type.
218         (_mm_srl_si64): Cast arguments to __v1di type.
219         (_mm_sra_pi16): Cast __count to __v4hi type.
220         (_mm_sra_pi32): Cast __count to __v2si type.
221         (_mm_slli_pi16): Use __builtin_ia32_psllwi.
222         (_mm_slli_pi32): Use __builtin_ia32_pslldi.
223         (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
224         (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
225         (_mm_srli_pi32): Use __builtin_ia32_psrldi.
226         (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
227         (_mm_srai_pi16): Use __builtin_ia32_psrawi.
228         (_mm_srai_pi32): Use __builtin_ia32_psradi.
229         * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
230         * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
231         __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
232         __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
233
234 2008-03-07  Joseph Myers  <joseph@codesourcery.com>
235
236         * doc/include/texinfo.tex: Update to version 2008-03-07.10.
237
238 2008-03-07  Peter Bergner  <bergner@vnet.ibm.com>
239
240         PR target/35373
241         * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
242         reg+const addressing for Altivec modes.  Don't generate reg+reg
243         addressing for TFmode or TDmode quantities.
244
245 2008-03-07  Paolo Bonzini  <bonzini@gnu.org>
246
247         * c-common.c (vector_types_convertible_p): Call langhook
248         instead of comptypes.
249
250 2008-03-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
251
252         PR tree-opt/35402
253         * tree-ssa-ccp.c (get_symbol_constant_value): Handle
254         integral and scalar float variables which have a
255         NULL DECL_INITIAL.
256
257 2008-03-06  Nathan Froyd  <froydnj@codesourcery.com>
258
259         * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
260         dwarf_register_span hook when emitting unwind information for
261         register-to-memory saves.
262         * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
263         (rs6000_frame_related): Remove call to spe_synthesize_frame.
264
265 2008-03-06  Jakub Jelinek  <jakub@redhat.com>
266
267         * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
268         for the same VAR_DECL.
269
270 2008-03-06  Tom Tromey  <tromey@redhat.com>
271
272         * treelang: Delete.
273         * doc/standards.texi (Standards): Don't mention treelang.
274         * doc/invoke.texi (Overall Options): Don't mention treelang.
275         * doc/install.texi (Prerequisites): Don't mention bison or
276         treelang.
277         (Configuration): Don't mention treelang.
278         (Building): Likewise.
279         * doc/frontends.texi (G++ and GCC): Don't mention treelang.
280
281 2008-03-06  Paolo Bonzini  <bonzini@gnu.org>
282
283         * simplify-rtx.c (simplify_subreg): Remove useless shifts from
284         word-extractions out of a multi-word object.
285
286 2008-03-06  Richard Guenther  <rguenther@suse.de>
287
288         * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
289         * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
290         result type and precision.
291         * expr.c (get_inner_reference): Set unsignedp based on the result
292         type of BIT_FIELD_REF.
293         * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
294         * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
295         (try_instantiate_multiple_fields): Likewise.  Use the correct type
296         for BIT_FIELD_REF.
297         (sra_build_assignment): Likewise.
298         (sra_build_elt_assignment): Likewise.
299         (sra_explode_bitfield_assignment): Likewise.
300         * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
301         * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
302         set BIT_FIELD_REF_UNSIGNED.
303         (vectorizable_load): Likewise.
304
305 2008-03-06  Andreas Krebbel  <krebbel1@de.ibm.com>
306
307         * cse.c (cse_extended_basic_block): Invalidate artificial defs
308         at bb start.
309
310 2008-03-06  Richard Guenther  <rguenther@suse.de>
311
312         * alias.c (struct alias_set_entry): Move has_zero_child field
313         to pack with alias_set.
314
315 2008-03-05  H.J. Lu  <hongjiu.lu@intel.com>
316
317         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
318         32bit host.
319
320 2008-03-05  Ian Lance Taylor  <iant@google.com>
321
322         * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
323
324 2008-03-05  Kenneth Zadeck <zadeck@naturalbridge.com>
325
326         * fwprop.c (update_df): Support width and offset parameters of
327         df_ref_create.
328         * ra-conflict.c (mark_reg_store, clear_reg_in_live,
329         global_conflicts): Change DF_REF_EXTRACT to either
330         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
331         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
332         * df-scan.c (df_ref_record, df_defs_record,
333         df_ref_create_structure, df_def_record_1, df_uses_record,
334         df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
335         df_bb_refs_collect, df_entry_block_defs_collect,
336         df_exit_block_uses_collect): Support new width and offset fields.
337         (ref_extract_pool): New storage pool.
338         (df_free_ref): New function.
339         (df_reg_chain_unlink, df_free_collection_rec,
340         df_sort_and_compress_refs): Call df_free_ref.
341         (df_ref_equal_p, df_ref_compare): Compare offset and width fields
342         of df_ref_extract.
343         (df_ref_create_structure): Allocate df_ref_extract if offset and
344         width fields are used.
345         (df_def_record_1): Get offset and width from ZERO_EXTRACT.
346         (df_uses_record): Get offset and width from ZERO_EXTRACT 
347         and SIGN_EXTRACT.
348         * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
349         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
350         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
351         * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
352         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
353         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
354         (df_ref_extract): New structure.
355         (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
356         (df_ref_create): Add width and offset parameters.
357         
358 2008-03-05  Richard Guenther  <rguenther@suse.de>
359
360         * tree-ssa-structalias.c (get_constraint_for_component_ref):
361         Use ranges_overlap_p.
362         (offset_overlaps_with_access): Rename
363         to ranges_overlap_p and move ...
364         * tree-flow-inline.h (ranges_overlap_p): ... here.
365
366         * tree.h (get_inner_reference, handled_component_p): Update
367         comments.
368
369         * tree.h (record_component_aliases, get_alias_set,
370         alias_sets_conflict_p, alias_sets_must_conflict_p,
371         objects_must_conflict_p): Move declarations ...
372         * alias.h (record_component_aliases, get_alias_set,
373         alias_sets_conflict_p, alias_sets_must_conflict_p,
374         objects_must_conflict_p): ... here.
375         Include coretypes.h.
376         * Makefile.in (ALIAS_H): Add coretypes.h dependency.
377
378 2008-03-05  Aldy Hernandez  <aldyh@redhat.com>
379
380         * cfg.c: Include tree-flow.h.
381         (remove_edge_raw): Call redirect_edge_var_map_clear.
382         (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
383         * tree-flow-inline.h (redirect_edge_var_map_def): New.
384         (redirect_edge_var_map_result): New.
385         * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
386         PENDING_STMT use with redirect_edge_var_map_*.
387         * tree-ssa.c (edge_var_maps): New definition.
388         (redirect_edge_var_map_add): New.
389         (redirect_edge_var_map_clear): New.
390         (redirect_edge_var_map_dup): New.
391         (redirect_edge_var_map_vector): New.
392         (redirect_edge_var_map_destroy): New.
393         (ssa_redirect_edge): Replace PENDING_STMT use with
394         redirect_edge_var_map_*.
395         (flush_pending_stmts): Same.
396         (delete_tree_ssa): Destroy edge var map.
397         * tree-flow.h (struct _edge_var_map): New.
398         Define edge_var_map vector type.
399         Declare redirect_edge_var_map_* prototypes.
400         * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
401         * tree-cfg.c (reinstall_phi_args): Replace
402         PENDING_STMT use with redirect_edge_var_map_*.
403
404 2008-03-05  Richard Guenther  <rguenther@suse.de>
405
406         PR tree-optimization/35472
407         * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
408         whose single use_stmt has a overlapping set of loaded and
409         stored symbols as that use_stmt might be a noop assignment then.
410
411 2008-03-05  Joel Sherrill <joel.sherrill@oarcorp.com>
412
413         * gthr-rtems.h: Implement __gthread_mutex_destroy.
414
415 2008-03-05  Richard Guenther  <rguenther@suse.de>
416
417         PR c++/35336
418         * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
419         should be constants.
420         * tree-cfg.c (verify_expr): Verify it.
421         * fold-const.c (fold_truthop): Remove code generating
422         BIT_FIELD_REFs of structure bases.
423         (fold_binary): Likewise.
424         (fold_ternary): Position and size of BIT_FIELD_REFs are
425         always host integers.
426         (make_bit_field_ref): Remove.
427         (optimize_bit_field_compare): Remove.
428         (all_ones_mask_p): Remove.
429
430 2008-03-05  Gabor Loki  <loki@gcc.gnu.org>
431
432         PR gcc/33009
433         * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
434         (split_block_and_df_analyze): New. Split basic block and rebuild
435         dataflow.
436         (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
437         SPLIT_BLOCK.
438         (split_pattern_seq): Likewise.
439         (erase_matching_seqs): Likewise.
440         (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
441
442 2008-03-04  Geoff Keating  <geoffk@apple.com>
443
444         * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
445         declaration and code.
446         (tree_invalid_nonnegative_warnv_p): Likewise.
447
448 2008-03-05  Serge Belyshev  <belyshev@depni.sinp.msu.ru>
449
450         * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
451         examples.  Truncate option-names then causing overfull hbox.
452
453 2008-03-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
454
455         PR target/35222
456         * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
457         on hpux10.
458         * configure: Rebuilt.
459
460 2008-03-04  Rafael Espindola  <espindola@google.com>
461
462         * fold-const.c (tree_simple_nonnegative_warnv_p): New.
463         (tree_unary_nonnegative_warnv_p): New.
464         (tree_binary_nonnegative_warnv_p): New.
465         (tree_single_nonnegative_warnv_p): New.
466         (tree_invalid_nonnegative_warnv_p): New.
467         (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
468
469 2008-03-04  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
470
471         PR 28322
472         * opts.c (handle_option): Postpone 'unknown option' errors only for
473         warning options.
474
475 2008-03-04  H.J. Lu  <hongjiu.lu@intel.com>
476
477         PR target/35453
478         * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
479         (_SIDD_XXX): This.
480
481 2008-03-04  Rafael Espindola  <espindola@google.com>
482
483         * fold-const.c (tree_unary_nonzero_warnv_p): New.
484         (tree_binary_nonzero_warnv_p): New.
485         (tree_single_nonzero_warnv_p): New.
486         (tree_expr_nonzero_warnv_p): Redefine using the new functions.
487
488 2008-03-04  Uros Bizjak  <ubizjak@gmail.com>
489
490         PR middle-end/35456
491         * fold-const.c (fold_cond_expr_with_comparison): Prevent
492         transformations for modes that have signed zeros.
493         * ifcvt.c (noce_try_abs): Ditto.
494
495 2008-03-04  Joseph Myers  <joseph@codesourcery.com>
496
497         * config/i386/i386.c (override_options): Force
498         -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
499
500 2008-03-04  Jan Hubicka  <jh@suse.cz>
501
502         PR c++/35262
503         * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
504         in last commit.
505
506 2008-03-04  Danny Smith  <dannysmith@users.sourceforge.net>
507
508         * config/i386/i386.md (allocate_stack_worker_32): Use  __chkstk
509         label to probe the stack.
510
511 2008-03-04  Danny Smith  <dannysmith@users.sourceforge.net>
512
513         * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
514         (__gthr_win32_mutex_destroy): Declare.
515         [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
516         __gthr_win32_mutex_destroy.
517         * config/i386/gthr-win32.c  (__gthr_win32_mutex_destroy): Define.
518
519 2008-03-03  Jan Hubicka  <jh@suse.cz>
520
521         PR c++/35262
522         * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
523         aggressive on inlining cold calls.
524
525 2008-03-03  Richard Guenther  <rguenther@suse.de>
526
527         * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
528         struct copies into the expression table.
529         (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
530         (try_to_simplify): Likewise.
531         * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
532         integral and pointer arguments which do not change the
533         precision to NOP_EXPRs.
534         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
535         VIEW_CONVERT_EXPR case.
536
537 2008-03-02  Sebastian Pop  <sebastian.pop@amd.com>
538
539         * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
540         defined in a loop at depth 0 is invariant.
541         * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
542         * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
543         be called at loop depth 0.
544
545 2008-03-02  Jakub Jelinek  <jakub@redhat.com>
546
547         PR driver/35420
548         * gcc.c (process_command): Update copyright notice dates.
549         * gcov.c (print_version): Likewise.
550         * gcov-dump.c (print_version): Likewise.
551         * mips-tfile.c (main): Likewise.
552         * mips-tdump.c (main): Likewise.
553
554 2008-03-02  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
555
556         PR 24924
557         * c-common.c (flag_permissive): Delete.
558         (constant_expression_warnings): Check flags first.
559         (constant_expression_error): New.
560         * c-common.h (flag_permissive): Delete.
561         (constant_expression_error): Declare.
562         * flags.h (flag_permissive): Declare. Update description.
563         * diagnostic.c (pedwarn): Update.
564         (permerror): New.
565         * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
566         (permissive_error_kind): New.
567         * toplev.c (flag_permissive): Define. Update description.
568         * toplev.h (permissive_error_kind): Declare.
569         * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
570         (pedwarn_c90): Use pedantic_warning_kind.
571         * c-opts.c (c_common_post_options): flag_permissive does not affect
572         flag_pedantic_errors.
573
574 2008-03-02  Joseph Myers  <joseph@codesourcery.com>
575
576         * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
577         __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
578         __absvsi2, __absvDI2): Use unsigned arithmetic.
579
580 2008-03-02  Andi Kleen  <ak@suse.de>
581         Richard Guenther  <rguenther@suse.de>
582
583         * struct-equiv.c: Remove file.
584         * cfg_cleanup.c (condjump_equiv_p): Remove.
585         * Makefile.in (OBJS-common): Remove struct-equiv.o.
586         (struct-equiv.o): Remove rule.
587         * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
588         insns_match_p, struct_equiv_block_eq, struct_equiv_init, 
589         rtx_equiv_p, condjump_equiv_p): Remove prototypes.
590
591 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
592
593         * ifcvt.c (noce_process_if_block): Try to handle only the then
594         block if the else block exists but isn't suitable.
595
596 2008-03-01  Janne Blomqvist  <jb@gcc.gnu.org>
597
598         PR gcc/35063
599         * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
600         * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
601         regression from previous patch.
602
603 2008-03-01  Janne Blomqvist  <jb@gcc.gnu.org>
604
605         PR gcc/35063
606         * gthr.h: Add __gthread_mutex_destroy as a function that must be
607         implemented.
608         * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
609         * gthr-single.h (__gthread_mutex_destroy): Likewise.
610         * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
611         * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
612         * gthr-nks.h (__gthread_mutex_destroy): Likewise.
613         * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
614         * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
615         (__gthread_mutex_destroy_function): Rename to
616         __gthread_mutex_destroy.
617         * gthr-dce.h (__gthread_mutex_destroy): Call
618         pthread_mutex_destroy.
619         * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
620         * gthr-posix.h (__gthread_mutex_destroy): Likewise.
621         * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
622
623 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
624
625         * df-scan.c (df_ref_chain_change_bb): Simplify.
626         (df_insn_change_bb): Add new_bb argument.  Simplify.  Call
627         set_block_for_insn if there's any change.
628         * df.h ((df_insn_change_bb): Fix prototype.
629         * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
630         df_insn_change_bb, don't call set_block_for_insn.
631         * emit-rtl.c (reorder_insns): Likewise.
632         * haifa-sched.c (move_insn): Likewise.
633
634 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
635
636         * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
637
638 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
639
640         * tree-flow-inline.h (next_readonly_imm_use): Return
641         NULL_USE_OPERAND_P after the end.
642
643 2008-03-01  Richard Guenther  <rguenther@suse.de>
644
645         PR tree-optimization/35411
646         * tree-sra.c (sra_build_assignment): Split conversion to
647         final type to a separate statement if we are not assigning
648         to a register.
649
650 2008-02-29  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
651
652         * fold-const.c (fold_convertible_p): Correct the logic to follow
653         that in fold_convert().
654
655 2008-02-29  Douglas Gregor  <doug.gregor@gmail.com>
656
657         PR c++/35315
658         * tree-inline.c (build_duplicate_type): When we make a
659         duplicate type, make it unique in the canonical types system.
660
661 2008-02-29  Tom Tromey  <tromey@redhat.com>
662
663         * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
664         input_file_stack_history, input_file_stack_restored): Remove.
665         (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
666         * input.h (struct file_stack): Remove.
667         (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
668         (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
669         Likewise.
670         * diagnostic.h (struct diagnostic_context) <last_module>: Change
671         type.
672         (diagnostic_last_module_changed): Add 'map' argument.
673         (diagnostic_set_last_function): Likewise.
674         * diagnostic.c (undiagnostic_report_current_module): Iterate using
675         line map, not input_file_stack.
676         * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
677
678 2008-02-29  Paul Brook  <paul@codesourcery.com>
679
680         * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
681
682 2008-02-29  Paul Brook  <paul@codesourcery.com>
683
684         * config/arm/ieee754-df.S (muldf3): Use RET macros.
685
686 2008-02-29  Richard Guenther  <rguenther@suse.de>
687
688         * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
689         vn_lookup_or_add.
690         * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
691         value for comparing for a store match.
692         (simplify_unary_expression): Do nothing for SSA_NAMEs.
693         (try_to_simplify): Do not do a full-blown reference lookup.
694
695 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
696
697         * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
698         (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
699
700         * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
701
702 2008-02-29  Sebastian Pop  <sebastian.pop@amd.com>
703
704         * tree-loop-linear.c (try_interchange_loops): Compare memory access
705         strides against cache sizes.
706
707 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
708
709         * config/sh/sh.c (sh_secondary_reload): Handle loading a float
710         constant to fpul.
711
712 2008-02-28  Richard Sandiford  <rsandifo@nildram.co.uk>
713
714         * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
715         of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
716         is smaller than the original promoted value.
717         (simplify_subreg): If OP is a SUBREG, try to preserve its
718         SUBREG_PROMOTED_VAR_P information.
719
720 2008-02-28  Steven Bosscher  <stevenb.gcc@gmail.com>
721
722         * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
723         (VN_INFO_GET): Allocate new objects on the obstack.
724         (init_scc_vn): Initialize the obstack.  Use XDELETE instead of free
725         for rpo_numbers_temp, for consistency.
726         (free_scc_vn): Free the obstack.
727
728 2008-02-28  Sebastian Pop  <sebastian.pop@amd.com>
729
730         * doc/invoke.texi: Document -ftree-loop-distribution.
731         * tree-loop-distribution.c: New.
732         * tree-pass.h (pass_loop_distribution): New.
733         * graphds.h (struct graph): Add htab_t indices.
734         * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
735         * tree-vectorizer.c (rename_variables_in_loop): Extern.
736         (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
737         * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
738         * tree-data-ref.c (debug_data_dependence_relations): New.
739         (dump_data_dependence_relation): Also print data references.
740         (free_data_ref): Extern.
741         (same_access_functions): Moved...
742         (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
743         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
744         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
745         struct rdg_vertex_info, rdg_vertex_for_stmt): New.
746         (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
747         (stmts_from_loop): Skip LABEL_EXPR.
748         (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
749         New.
750         (build_rdg): Initialize rdg->indices htab.
751         (free_rdg, stores_from_loop, ref_base_address,
752         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
753         have_similar_memory_accesses_1, ref_base_address_1,
754         remove_similar_memory_refs): New.
755         * tree-data-ref.h: Depend on tree-chrec.h.
756         (debug_data_dependence_relations, free_data_ref): Declared.
757         (same_access_functions): ... here.
758         (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
759         New.
760         (struct rdg_vertex): Add has_mem_write and has_mem_reads.
761         (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
762         RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
763         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
764         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
765         rdg_vertex_for_stmt): Declared.
766         (struct rdg_edge): Add level.
767         (RDGE_LEVEL): New.
768         (free_rdg, stores_from_loop, remove_similar_memory_refs,
769         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
770         Declared.
771         (rdg_has_similar_memory_accesses): New.
772         * tree-vect-analyze.c: Remove unused static decls.
773         * lambda.h (dependence_level): New.
774         * common.opt (ftree-loop-distribution): New.
775         * tree-flow.h (mark_virtual_ops_in_bb, 
776         slpeel_tree_duplicate_loop_to_edge_cfg,
777         rename_variables_in_loop): Declared.
778         * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
779         (OBJS-common): Add tree-loop-distribution.o.
780         (tree-loop-distribution.o): New rule.
781         * tree-cfg.c (mark_virtual_ops_in_bb): New.
782         (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
783         * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
784
785 2008-02-28  Joseph Myers  <joseph@codesourcery.com>
786
787         PR target/33963
788         * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
789         other than structures and unions.
790
791 2008-02-28  Richard Guenther  <rguenther@suse.de>
792
793         Revert:
794         2008-02-26  Richard Guenther  <rguenther@suse.de>
795
796         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
797         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
798         (lookup_decl_from_uid): Declare.
799         (remove_decl_from_map): Likewise.
800         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
801         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
802         (decl_for_uid_map): New global hashtable mapping DECL_UID
803         to the decl tree.
804         (init_ttree): Allocate it.
805         (insert_decl_to_uid_decl_map): New helper function.
806         (make_node_stat): Insert new decls into the map.
807         (copy_node_stat): Likewise.
808         (lookup_decl_from_uid): New function.
809         (remove_decl_from_map): Likewise.
810         (print_decl_for_uid_map_statistics): New helper.
811         (dump_tree_statistics): Call it.
812
813         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
814         (referenced_var_iterator): Adjust.
815         (FOR_EACH_REFERENCED_VAR): Adjust.
816         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
817         (num_referenced_vars): Adjust.
818         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
819         (first_referenced_var): Remove.
820         (end_referenced_vars_p): Likewise.
821         (next_referenced_var): Likewise.
822         (referenced_var_iterator_set): New helper function.
823         * tree-dfa.c (referenced_var_lookup): Adjust.
824         (referenced_var_check_and_insert): Likewise.
825         (remove_referenced_var): Likewise.
826         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
827         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
828         (verify_call_clobbering): Likewise.
829         (verify_memory_partitions): Likewise.
830         (init_tree_ssa): Allocate bitmap instead of hashtable for
831         referenced_vars.
832         (delete_tree_ssa): Adjust.
833         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
834         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
835         (compute_tag_properties): Likewise.
836         (set_initial_properties): Likewise.
837         (find_partition_for): Likewise.
838         (update_reference_counts): Likewise.
839         (dump_may_aliases_for): Likewise.
840         * tree-ssa-operands.c (add_virtual_operand): Likewise.
841         (add_call_clobber_ops): Likewise.
842         (add_call_read_ops): Likewise.
843         (get_asm_expr_operands): Likewise.
844         * tree-into-ssa.c (dump_decl_set): Likewise.
845         (update_ssa): Likewise.
846         * tree-sra.c (scan_function): Likewise.
847         (decide_instantiations): Likewise.
848         (scalarize_parms): Likewise.
849         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
850         (dsa_named_for): Likewise.
851         * tree-ssa-structalias.c (update_alias_info): Likewise.
852         (merge_smts_into): Likewise.
853
854 2008-02-27  David Daney  <ddaney@avtrex.com>
855
856         PR target/34409
857         * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
858         * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
859         * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
860         * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
861         * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
862
863 2008-02-27  Uros Bizjak  <ubizjak@gmail.com>
864
865         PR target/25477
866         * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
867         (BUILT_IN_NEXTTOWARD): Remove.
868         (BUILT_IN_NEXTTOWARDF): Ditto.
869         * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
870         alloca/strcpy/strcat.  Remove commented-out code.  Fix whitespace.
871
872 2008-02-27  Tom Tromey  <tromey@redhat.com>
873
874         * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
875         DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
876
877 2008-02-27  Jan Beulich  <jbeulich@novell.com>
878
879         * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
880         update the respective field on newdecl.
881
882 2008-02-27  Revital Eres  <eres@il.ibm.com>
883
884         PR rtl-optimization/34999
885         * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
886         crossing edges that ends with a call insn.
887         (fix_up_fall_thru_edges): Handle crossing edges that ends with a
888         call insn and clear the EDGE_CROSSING flag of the crossing edge
889         when fixing fallthru edges.
890
891 2008-02-27  Richard Guenther  <rguenther@suse.de>
892
893         PR middle-end/35390
894         * fold-const.c (fold_unary): Return the correct argument,
895         converted to the result type.
896
897 2008-02-27  Richard Guenther  <rguenther@suse.de>
898
899         PR middle-end/34971
900         * expr.c (expand_expr_real_1): Assert on rotates that operate
901         on partial modes.
902         * fold-const.c (fold_binary): Use the types precision, not the
903         bitsize of the mode if folding rotate expressions.  Build rotates
904         only for full modes.
905
906 2008-02-27  Jakub Jelinek  <jakub@redhat.com>
907
908         * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
909         and CPP_PRAGMA_EOL.
910         * c-pragma.c (pragma_ns_name): New typedef.
911         (registered_pp_pragmas): New variable.
912         (c_pp_lookup_pragma): New function.
913         (c_register_pragma_1): If flag_preprocess_only, do nothing
914         for non-expanded pragmas, for expanded ones push pragma's
915         namespace and name into registered_pp_pragmas vector.
916         (c_invoke_pragma_handler): Register OpenMP pragmas even when
917         flag_preprocess_only, don't register GCC pch_preprocess
918         pragma if flag_preprocess_only.
919         * c-opts.c (c_common_init): Call init_pragma even if
920         flag_preprocess_only.
921         * c-pragma.c (c_pp_lookup_pragma): New prototype.
922         * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
923         cpp_register_pragma if flag_preprocess_only.
924
925 2008-02-26  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
926
927         PR c/28800
928         * c-parser.c (c_parser_translation_unit): Warn for empty
929         translation unit, not empty source file.
930
931 2008-02-26  Paul Brook  <paul@codesourcery.com>
932
933         * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
934         operand for Thumb-2.
935         * config/arm/arm.h (reg_class): Add CORE_REGS.
936         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
937         (BASE_REG_CLASS): Use CORE_REGS.
938         (PREFERRED_RELOAD_CLASS): Add STACK_REG.
939         (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
940         (REGNO_OK_FOR_INDEX_P): Exclude SP.
941         (ARM_REG_OK_FOR_INDEX_P): Always define.  Use
942         ARM_REGNO_OK_FOR_INDEX_P.
943         (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
944         * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
945         arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
946         (ldm/stm peepholes): Ditto.
947         * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
948         * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
949         * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
950         * config/arm/constraints.md: Enable "k" constraint on ARM.
951
952 2008-02-27  Ben Elliston  <bje@au.ibm.com>
953
954         * config/rs6000/rs6000.c: Annotate cache line size field in all
955         instances of struct processor_costs.
956
957 2008-02-26  David Edelsohn  <edelsohn@gnu.org>
958
959         * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
960         dse2, gcse, if_conversion, if_after_combine, if_after_reload,
961         jump_bypass): New counters.
962         * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
963         * dce.c (gate_ud_dce): Same.
964         (gate_fast_dce): Same.
965         * dse.c (gate_dse1): New function.
966         (gate_dse2): New function.
967         (gate_dse): Merge results of new gate functions.
968         * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
969         (gate_handle_jump_bypass): Add dbg_cnt.
970         (gate_handle_gcse): Add dbg_cnt.
971         * ifcvt.c (gate_handle_if_conversion): Same.
972         (gate_handle_if_after_combine): Same.
973         (gate_handle_if_after_reload): Same.
974         * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
975
976 2008-02-26  Edmar Wienskoski  <edmar@freescale.com>
977
978         * config/rs6000/rs6000.c (processor_costs): Update e300 cache
979         line sizes.
980         * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
981
982 2008-02-26  Jason Merrill  <jason@redhat.com>
983
984         PR c++/35315
985         * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE 
986         alone if it's the naming decl for the type's main variant.
987
988 2008-02-26  Tom Tromey  <tromey@redhat.com>
989
990         * system.h (USE_MAPPED_LOCATION): Poison.
991         * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
992         * tree-cfg.c (make_cond_expr_edges): Remove old location code.
993         (make_goto_expr_edges): Likewise.
994         (remove_bb): Likewise.
995         (execute_warn_function_return): Likewise.
996         * basic-block.h (struct edge_def) <goto_locus>: Change type to
997         location_t.
998         * c-common.c (fname_decl): Remove old location code.
999         * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
1000         location code.
1001         * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
1002         variant.
1003         (ASM_INPUT_SOURCE_LOCATION): Likewise.
1004         (gen_rtx_ASM_INPUT): Likewise.
1005         (gen_rtx_ASM_INPUT_loc): Likewise.
1006         (get_rtx_asm_OPERANDS): Remove.
1007         * cfglayout.c (insn_locators_alloc): Remove old location code.
1008         (set_curr_insn_source_location): Likewise.
1009         (curr_insn_locator): Likewise.
1010         * print-tree.c (print_node): Remove old location code.
1011         * tree-mudflap.c (mf_varname_tree): Remove old location code.
1012         (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
1013         * cfgexpand.c (expand_gimple_cond_expr): Don't use
1014         location_from_locus.
1015         (construct_exit_block): Remove old location code.
1016         * emit-rtl.c (force_next_line_note): Remove old location code.
1017         * profile.c (branch_prob): Remove old location code.
1018         * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
1019         LOC_LINE): Remove old-location variants.
1020         * langhooks.c (lhd_print_error_function): Remove old location
1021         code.
1022         * configure, config.in: Rebuilt.
1023         * configure.ac (--enable-mapped-location): Remove.
1024         * c-decl.c (c_init_decl_processing): Remove old location code.
1025         (finish_function): Likewise.
1026         * recog.c (decode_asm_operands): Remove old location code.
1027         * c-pch.c (c_common_read_pch): Remove old location code.
1028         * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
1029         variants.
1030         * gimple-low.c (lower_function_body): Remove old location code.
1031         * toplev.c (unknown_location): Remove.
1032         (push_srcloc): Remove old-location variant.
1033         (process_options): Remove old location code.
1034         (lang_dependent_init): Likewise.
1035         * input.h (UNKNOWN_LOCATION): Move definition.
1036         (location_t): Undeprecate.
1037         (source_locus): Remove.
1038         (location_from_locus): Remove.
1039         (struct location_s): Remove.
1040         Remove all old-location code.
1041         (input_line, input_filename): Remove.
1042         * final.c (final_scan_insn): Remove old location code.
1043         * diagnostic.c (diagnostic_build_prefix): Remove
1044         USE_MAPPED_LOCATION test.
1045         * tree.h (gimple_stmt) <locus>: Now a location_t.
1046         (tree_exp) <locus>: Likewise.
1047         (DECL_IS_BUILTIN): Remove old-location variant.
1048         (annotate_with_file_line, annotate_with_locus): Likewise.
1049         (expr_locus, set_expr_locus): Update.
1050         * tree.c (build1_stat): Remove old location code.
1051         (last_annotated_node): Remove.
1052         (annotate_with_file_line): Remove old-location variant.
1053         (annotate_with_locus): Likewise.
1054         (expr_location): Remove old location code.
1055         (set_expr_location): Likewise.
1056         (expr_has_location): Likewise.
1057         (expr_locus): Likewise.
1058         (set_expr_locus): Likewise.
1059         (expr_filename): Don't use location_from_locus.
1060         (expr_lineno): Likewise.
1061         * rtl-error.c (location_for_asm): Remove old location code.
1062         * c-lex.c (cb_line_change): Remove old location code.
1063         (fe_file_change): Likewise.
1064         (cb_def_pragma): Likewise.
1065         (c_lex_with_flags): Likewise.
1066         * gengtype.c (do_typedef): Don't special-case location types.
1067         (define_location_structures): Remove.
1068         (main): Don't call define_location_structures.
1069         * tree-pretty-print.c (dump_implicit_edges): Remove old location
1070         code.
1071
1072 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1073
1074         PR 26264
1075         * builtins.def (BUILT_IN_STDARG_START): Remove.
1076         * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
1077         * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1078         * tree-inline.c (inline_forbidden_p_1): Likewise.
1079         
1080 2008-02-26  Richard Guenther  <rguenther@suse.de>
1081
1082         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1083         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1084         (lookup_decl_from_uid): Declare.
1085         (remove_decl_from_map): Likewise.
1086         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1087         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1088         (decl_for_uid_map): New global hashtable mapping DECL_UID
1089         to the decl tree.
1090         (init_ttree): Allocate it.
1091         (insert_decl_to_uid_decl_map): New helper function.
1092         (make_node_stat): Insert new decls into the map.
1093         (copy_node_stat): Likewise.
1094         (lookup_decl_from_uid): New function.
1095         (remove_decl_from_map): Likewise.
1096         (print_decl_for_uid_map_statistics): New helper.
1097         (dump_tree_statistics): Call it.
1098
1099         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1100         (referenced_var_iterator): Adjust.
1101         (FOR_EACH_REFERENCED_VAR): Adjust.
1102         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1103         (num_referenced_vars): Adjust.
1104         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1105         (first_referenced_var): Remove.
1106         (end_referenced_vars_p): Likewise.
1107         (next_referenced_var): Likewise.
1108         (referenced_var_iterator_set): New helper function.
1109         * tree-dfa.c (referenced_var_lookup): Adjust.
1110         (referenced_var_check_and_insert): Likewise.
1111         (remove_referenced_var): Likewise.
1112         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1113         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1114         (verify_call_clobbering): Likewise.
1115         (verify_memory_partitions): Likewise.
1116         (init_tree_ssa): Allocate bitmap instead of hashtable for
1117         referenced_vars.
1118         (delete_tree_ssa): Adjust.
1119         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1120         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1121         (compute_tag_properties): Likewise.
1122         (set_initial_properties): Likewise.
1123         (find_partition_for): Likewise.
1124         (update_reference_counts): Likewise.
1125         (dump_may_aliases_for): Likewise.
1126         * tree-ssa-operands.c (add_virtual_operand): Likewise.
1127         (add_call_clobber_ops): Likewise.
1128         (add_call_read_ops): Likewise.
1129         (get_asm_expr_operands): Likewise.
1130         * tree-into-ssa.c (dump_decl_set): Likewise.
1131         (update_ssa): Likewise.
1132         * tree-sra.c (scan_function): Likewise.
1133         (decide_instantiations): Likewise.
1134         (scalarize_parms): Likewise.
1135         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1136         (dsa_named_for): Likewise.
1137         * tree-ssa-structalias.c (update_alias_info): Likewise.
1138         (merge_smts_into): Likewise.
1139
1140 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1141
1142         PR 34351
1143         * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
1144         * c-opts.c (c_common_handle_option): Wall enables
1145         Wvolatile-register-var.
1146         * common.opt: Move Wvolatile-register-var to...
1147         * c.opt: ...here.
1148         
1149 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1150
1151         * common.opt (Wlarger-than=): New.
1152         * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
1153         -Wlarger-than=.
1154         * opts.c (common_handle_option): Handle -Wlarger-than=.
1155         * optc-gen.awk: Likewise.
1156         * opth-gen.awk: Likewise.
1157         * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
1158         * tree-optimize.c (tree_rest_of_compilation): Likewise.
1159         
1160 2008-02-26  Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1161
1162         * c-common.c (match_case_to_enum_1): Add appropriate
1163         OPT_W* parameter to warning.
1164         (c_do_switch_warnings): Likewise.
1165         * c-typeck.c (warning_init): Add one more parameter following
1166         'warning' function.
1167         (push_init_level): Update call to warning_init.
1168         (pop_init_level): Likewise.
1169         (add_pending_init): Likewise.
1170         (output_init_element: Likewise.
1171
1172 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1173
1174         PR 28322
1175         * toplev.c (toplev_main): If there are warnings or error, print
1176         errors for ignored options.
1177         * opts.c (ignored_options): New static variable.
1178         (postpone_unknown_option_error): New.
1179         (print_ignored_options): New.
1180         (handle_option): Postpone errors for unknown -Wno-* options.
1181         * opts.h (print_ignored_options): Declare.
1182         
1183 2008-02-25  Richard Sandiford  <rsandifo@nildram.co.uk>
1184
1185         * config/mips/mips.md (loadgp_blockage, blockage): Change type
1186         to "ghost".
1187
1188 2008-02-25  Richard Guenther  <rguenther@suse.de>
1189
1190         Revert:
1191         2008-02-25  Richard Guenther  <rguenther@suse.de>
1192
1193         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1194         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1195         (lookup_decl_from_uid): Declare.
1196         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1197         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1198         (decl_for_uid_map): New global hashtable mapping DECL_UID
1199         to the decl tree.
1200         (init_ttree): Allocate it.
1201         (insert_decl_to_uid_decl_map): New helper function.
1202         (make_node_stat): Insert new decls into the map.
1203         (copy_node_stat): Likewise.
1204         (lookup_decl_from_uid): New function.
1205         (print_decl_for_uid_map_statistics): New helper.
1206         (dump_tree_statistics): Call it.
1207
1208         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1209         (referenced_var_iterator): Adjust.
1210         (FOR_EACH_REFERENCED_VAR): Adjust.
1211         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1212         (num_referenced_vars): Adjust.
1213         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1214         (first_referenced_var): Remove.
1215         (end_referenced_vars_p): Likewise.
1216         (next_referenced_var): Likewise.
1217         (referenced_var_iterator_set): New helper function.
1218         * tree-dfa.c (referenced_var_lookup): Adjust.
1219         (referenced_var_check_and_insert): Likewise.
1220         (remove_referenced_var): Likewise.
1221         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1222         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1223         (verify_call_clobbering): Likewise.
1224         (verify_memory_partitions): Likewise.
1225         (init_tree_ssa): Allocate bitmap instead of hashtable for
1226         referenced_vars.
1227         (delete_tree_ssa): Adjust.
1228         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1229         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1230         (compute_tag_properties): Likewise.
1231         (set_initial_properties): Likewise.
1232         (find_partition_for): Likewise.
1233         (update_reference_counts): Likewise.
1234         (dump_may_aliases_for): Likewise.
1235         * tree-ssa-operands.c (add_virtual_operand): Likewise.
1236         (add_call_clobber_ops): Likewise.
1237         (add_call_read_ops): Likewise.
1238         (get_asm_expr_operands): Likewise.
1239         * tree-into-ssa.c (dump_decl_set): Likewise.
1240         (update_ssa): Likewise.
1241         * tree-sra.c (scan_function): Likewise.
1242         (decide_instantiations): Likewise.
1243         (scalarize_parms): Likewise.
1244         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1245         (dsa_named_for): Likewise.
1246         * tree-ssa-structalias.c (update_alias_info): Likewise.
1247         (merge_smts_into): Likewise.
1248
1249 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
1250
1251         PR fortran/29549
1252         * doc/invoke.texi (-fcx-limited-range): Document new option.
1253         * toplev.c (process_options): Handle -fcx-fortran-rules.
1254         * common.opt: Add documentation for -fcx-fortran-rules.
1255
1256 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
1257
1258         PR c/35162
1259         * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1260         actual behaviour and C99.
1261         
1262 2008-02-26  Ben Elliston  <bje@au.ibm.com>
1263
1264         * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1265         (ASM_CPU_POWER6_SPEC): Likewise.
1266         (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1267         Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1268         (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1269
1270 2008-02-25  Richard Guenther  <rguenther@suse.de>
1271
1272         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1273         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1274         (lookup_decl_from_uid): Declare.
1275         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1276         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1277         (decl_for_uid_map): New global hashtable mapping DECL_UID
1278         to the decl tree.
1279         (init_ttree): Allocate it.
1280         (insert_decl_to_uid_decl_map): New helper function.
1281         (make_node_stat): Insert new decls into the map.
1282         (copy_node_stat): Likewise.
1283         (lookup_decl_from_uid): New function.
1284         (print_decl_for_uid_map_statistics): New helper.
1285         (dump_tree_statistics): Call it.
1286
1287         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1288         (referenced_var_iterator): Adjust.
1289         (FOR_EACH_REFERENCED_VAR): Adjust.
1290         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1291         (num_referenced_vars): Adjust.
1292         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1293         (first_referenced_var): Remove.
1294         (end_referenced_vars_p): Likewise.
1295         (next_referenced_var): Likewise.
1296         (referenced_var_iterator_set): New helper function.
1297         * tree-dfa.c (referenced_var_lookup): Adjust.
1298         (referenced_var_check_and_insert): Likewise.
1299         (remove_referenced_var): Likewise.
1300         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1301         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1302         (verify_call_clobbering): Likewise.
1303         (verify_memory_partitions): Likewise.
1304         (init_tree_ssa): Allocate bitmap instead of hashtable for
1305         referenced_vars.
1306         (delete_tree_ssa): Adjust.
1307         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1308         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1309         (compute_tag_properties): Likewise.
1310         (set_initial_properties): Likewise.
1311         (find_partition_for): Likewise.
1312         (update_reference_counts): Likewise.
1313         (dump_may_aliases_for): Likewise.
1314         * tree-ssa-operands.c (add_virtual_operand): Likewise.
1315         (add_call_clobber_ops): Likewise.
1316         (add_call_read_ops): Likewise.
1317         (get_asm_expr_operands): Likewise.
1318         * tree-into-ssa.c (dump_decl_set): Likewise.
1319         (update_ssa): Likewise.
1320         * tree-sra.c (scan_function): Likewise.
1321         (decide_instantiations): Likewise.
1322         (scalarize_parms): Likewise.
1323         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1324         (dsa_named_for): Likewise.
1325         * tree-ssa-structalias.c (update_alias_info): Likewise.
1326         (merge_smts_into): Likewise.
1327
1328 2008-02-25  Andreas Krebbel  <krebbel1@de.ibm.com>
1329
1330         PR target/35258
1331         * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1332         * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1333         * alias.h (nonoverlapping_memrefs_p): Likewise.
1334
1335 2008-02-25  Jan Beulich  <jbeulich@novell.com>
1336
1337         * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1338         * config/i386/netware-libgcc.exp: Add __bswap?i2,
1339         __emultls_get_address, __emultls_register_common,
1340         __floatundi?f, and _Unwind_GetIPInfo.
1341         * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1342         Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1343         (gen_regparm_prefix): Likewise.
1344         (i386_nlm_encode_section_info): Sync with
1345         config/i386/winnt.c:i386_pe_encode_section_info().
1346         (i386_nlm_maybe_mangle_decl_assembler_name): New.
1347         i386_nlm_mangle_decl_assembler_name): New.
1348         (netware_override_options): New.
1349         * config/i386/netware.h (netware_override_options): Declare.
1350         (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1351         (i386_nlm_mangle_decl_assembler_name): Declare.
1352         (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1353
1354 2008-02-25  Ben Elliston  <bje@au.ibm.com>
1355
1356         PR other/32948
1357         * c-decl.c (grokdeclarator): Remove unused local variables
1358         `typedef_type' and `type_as_written'.
1359         * bb-reorder.c
1360         (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1361         unused local variable `has_hot_blocks'.
1362         (fix_crossing_conditional_branches): Remove unused local variable
1363         `prev_bb'.
1364         
1365 2008-02-25  Uros Bizjak  <ubizjak@gmail.com>
1366
1367         PR middle-end/19984
1368         * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1369         using DEF_C99_BUILTIN.
1370         (BUILT_IN_NANF): Ditto.
1371         (BUILT_IN_NANL): Ditto.
1372
1373 2008-02-25  Ayal Zaks  <zaks@il.ibm.com>
1374             Revital Eres  <eres@il.ibm.com>
1375
1376         * modulo-sched.c (calculate_must_precede_follow): Address TODO
1377         regarding the order of two dependent insns in the same row.
1378
1379 2008-02-25  Eric Botcazou  <ebotcazou@adacore.com>
1380
1381         * stor-layout.c (layout_decl): Do not bump the alignment of a
1382         bit-field to more than byte alignment if it is packed.
1383
1384 2008-02-24  David Edelsohn  <edelsohn@gnu.org>
1385
1386         * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1387         e300c2 and e300c3.
1388
1389 2008-02-24  Diego Novillo  <dnovillo@google.com>
1390
1391         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1392
1393         PR 33738
1394         * tree-vrp.c (vrp_evaluate_conditional): With
1395         -Wtype-limits, emit a warning when comparing against a
1396         constant outside the natural range of OP0's type.
1397         * c.opt (Wtype-limits): Move ...
1398         * common.opt (Wtype-limits): ... here.
1399
1400 2008-02-24  Edmar Wienskoski  <edmar@freescale.com>
1401
1402         * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1403         * config/rs6000/e300c2c3.md: New file.
1404         * config/rs6000/rs6000.c (processor_costs): Add new costs for
1405         e300c2 and e300c3.
1406         (rs6000_override_options): Add e300c2 and e300c3 cases to
1407         processor_target_table. Do not allow usage of Altivec or Spe
1408         with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1409         (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1410         * config/rs6000/rs6000.h (processor_type): Add
1411         PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1412         (ASM_CPU_SPEC): Add e300c2 and e300c3.
1413         * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1414         and ppce300c3. Include e300c2c3.md.
1415
1416 2008-02-23  David Edelsohn  <edelsohn@gnu.org>
1417
1418         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1419         instead of TARGET_STRICT_ALIGN.
1420
1421 2008-02-23  Joseph Myers  <joseph@codesourcery.com>
1422
1423         * explow.c (memory_address): Assert that the generated address is
1424         valid.
1425
1426 2008-02-23  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
1427
1428         PR target/25477
1429         * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1430         * config/darwin-ppc-ldouble-patch.def: New file.
1431         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1432         * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1433         SUBTARGET_INIT_BUILTINS if defined.
1434         * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1435         New functions.
1436
1437 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1438
1439         PR rtl-opt/33512
1440         * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1441         of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1442
1443 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1444
1445         PR pch/35027
1446         * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1447         file" warning condtional on -Winvalid-PCH.
1448
1449 2008-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
1450
1451         * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1452
1453 2008-02-23  Uros Bizjak  <ubizjak@gmail.com>
1454
1455         PR target/22076
1456         PR target/34256 
1457         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1458         prevent reload from using MMX registers.
1459         (*mov<mode>_internal): Ditto.
1460         (*movv2sf_internal_rex64): Ditto.
1461         (*movv2sf_internal): Ditto.
1462
1463 2008-02-23  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1464
1465         PR documentation/31569
1466         * doc/install.texi2html: Use makeinfo --no-number-sections.
1467
1468 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
1469
1470         * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1471         ensure that we can address an entire entity > 8 bytes.  Don't
1472         generate reg+reg addressing for such data.
1473
1474 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
1475
1476         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1477         strings when optimizing for size, unless the target cares about
1478         alignment.
1479
1480 2008-02-22  Tom Tromey  <tromey@redhat.com>
1481
1482         * regclass.c (current_pass): Remove declaration.
1483
1484 2008-02-22  Anatoly Sokolov <aesok@post.ru>
1485
1486         * config/avr/libgcc.S (__RAMPZ__): Define.
1487         (__do_copy_data): Add for devices with 128KB code memory.
1488
1489 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
1490
1491         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1492         Use spe_abi.
1493         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1494
1495 2008-02-22  Hans-Peter Nilsson  <hp@axis.com>
1496
1497         * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1498         GENNONACR_REGS.
1499
1500 2008-02-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1501
1502         PR c/19999
1503         * c-typeck.c (build_binary_op): Warn about floating point
1504         comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1505
1506 2008-02-21  Janis Johnson  <janis187@us.ibm.com>
1507
1508         PR target/34526
1509         * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1510         (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1511         add vrsave.
1512         (rs6000_override_options): Set altivec_abi as default, not override,
1513         for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1514         TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1515         is used; use new member spe_abi.
1516         (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1517         spe_abi and altivec_abi.
1518
1519 2008-02-22  Tomas Bily  <tbily@suse.cz>
1520
1521         * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1522
1523 2008-02-21  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1524
1525         PR bootstrap/35273
1526         * config.build (build_file_translate): Set to `CMD //c' only if
1527         it works.
1528         * Makefile.in (build_file_translate): Improve comment.
1529
1530 2008-02-21  Jan Hubicka  <jh@suse.cz>
1531
1532         * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1533         PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1534         PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1535
1536 2008-02-21  Michael Matz  <matz@suse.de>
1537
1538         PR target/35264
1539         * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1540
1541 2008-02-21  Uros Bizjak  <ubizjak@gmail.com>
1542
1543         * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1544         movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1545         as insn constraint.
1546         * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1547         from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1548         SSE_VEC_FLOAT_MODE_P as insn constraint.
1549         (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1550         (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1551         sse4a_movntdf using MODEF mode iterator.
1552         (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1553         sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1554         (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1555         (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1556         (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1557         (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1558         (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1559
1560 2008-02-21  Richard Guenther  <rguenther@suse.de>
1561
1562         * tree.def (PAREN_EXPR): New tree code.
1563         * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1564         and PAREN_EXPR.
1565         * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1566         * expr.c (expand_expr_real_1): Likewise.
1567         * tree-inline.c (estimate_num_insns_1): Likewise.
1568         * tree-complex.c (expand_complex_move): Likewise.
1569         * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1570         as plain x.
1571
1572 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1573
1574         PR target/35225
1575         * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1576
1577 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1578
1579         PR target/35190
1580         * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1581
1582         * config/sh/sh.c (find_barrier): Don't go past
1583         NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1584
1585 2008-02-20  DJ Delorie  <dj@redhat.com>
1586
1587         * config/h8300/h8300.md (insv): Force source operand to be a register.
1588
1589         * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1590         as a jump, not as a plain insn.
1591         
1592 2008-02-20  Seongbae Park <seongbae.park@gmail.com>
1593
1594         * doc/invoke.texi (Warning Options): Add new option
1595         -Wframe-larger-than=.
1596         (-Wframe-larger-than): Document.
1597
1598         * flags.h (warn_frame_larger_than, frame_larger_than_size):
1599         Add declarations for new option variables.
1600
1601         * final.c (final_start_function): Check the frame size
1602         before emission and issue a Wframe-larger-than warning.
1603
1604         * opts.c (warn_frame_larger_than, frame_larger_than_size):
1605         Add definitions for new option variables.
1606         (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1607
1608         * common.opt (Wframe-larger-than=): New option.
1609
1610 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
1611
1612         * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1613         (<sse>_div<mode>3): Ditto.
1614         (<sse>_vmdiv<mode>3): Ditto.
1615         (<sse>_vmsqrt<mode>2): Ditto.
1616         (*smax<mode>3): Ditto.
1617         (sse5_frcz<mode>2): Ditto.
1618         (sse5_vmfrcz<mode>2): Ditto.  Use TARGET_SSE5 instead of TARGET_ROUND
1619         as insn constraint.
1620
1621 2008-02-20  Richard Guenther  <rguenther@suse.de>
1622
1623         PR middle-end/35265
1624         * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1625         be happy with INTEGRAL_TYPE_P.
1626
1627 2008-02-20  Richard Guenther  <rguenther@suse.de>
1628
1629         * fold-const.c (split_tree): Associate floatig-point expressions
1630         if flag_associative_math is set.
1631
1632 2008-02-20  Richard Guenther  <rguenther@suse.de>
1633
1634         * tree.h (fold_real_zero_addition_p): Declare.
1635         * fold-const.c (fold_real_zero_addition_p): Export.
1636         * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1637         floating-point operations with zero and one.
1638
1639 2008-02-20  Paolo Bonzini  <bonzini@gnu.org>
1640
1641         * doc/install.texi: Correct references to CFLAGS, replacing them
1642         with BOOT_CFLAGS.  Document flags used during bootstrap for
1643         target libraries.
1644                                 
1645 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
1646
1647         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1648         * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1649         and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1650         insn constraint.
1651         (smin<mode>3): Ditto from similar patterns.
1652         (smax<mode>3): Ditto.
1653         (*ieee_smin<mode>3): Ditto.
1654         (*ieee_smax<mode>3): Ditto.
1655         * config/i386/sse.md (sse): New mode attribute.
1656         (mov<mode>): Macroize expander from movv4sf and movv2df using
1657         SSEMODEF2P mode iterator.
1658         (<sse>_movnt<mode>): Ditto from similar patterns. Use
1659         SSE_VEC_FLOAT_MODE_P as insn constraint.
1660         (storent<mode>): Ditto.
1661         (storent<mode>): Macroize expander from storentsf and storentdf using
1662         MODEF mode iterator.
1663         (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1664         mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1665         (abs<mode>2): Ditto from similar patterns.
1666         (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1667         (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1668         (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1669         (<sse>_vmsqrt<mode>2): Ditto.
1670         (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1671         (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1672         (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1673         (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1674         (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1675         sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1676         mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1677         insn constraint.
1678         (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1679         iterator and SSE_FLOAT_MODE_P as insn constraint.
1680         (<sse>_ucomi): Ditto from similar patterns.
1681         (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1682         sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1683         SSE_VEC_FLOAT_MODE_P as insn constraint.
1684         (vcond<mode>): Ditto from similar patterns.
1685         (and<mode>3, *and<mode>3): Ditto.
1686         (<sse>_nand<mode>3): Ditto.
1687         (ior<mode>3, *ior<mode>3): Ditto.
1688         (xor<mode>3, *xor<mode>3): Ditto.
1689         (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1690         iterator and SSE_FLOAT_MODE_P as insn constraint.
1691         (*nand<mode>3): Ditto from similar patterns.
1692         (*ior<mode>3): Ditto.
1693         (*xor<mode>3): Ditto.
1694
1695 2008-02-20  Ira Rosen  <irar@il.ibm.com>
1696
1697         * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1698         vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1699         vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1700
1701 2008-02-19  Jan Hubicka  <jh@suse.cz>
1702
1703         * predict.c (tree_bb_level_predictions): Remove variable next
1704         mistakely introduced by previous commit.
1705
1706 2008-02-19  Jan Hubicka  <jh@suse.cz>
1707
1708         * predict.c (predict_paths_leading_to): Rewrite.
1709         (predict_paths_for_bb): New.
1710         (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1711
1712 2008-02-19  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1713
1714         PR bootstrap/35218
1715         * Makefile.in (build_file_translate): New.
1716         (gcc-vers.texi): Use it for translating $(abs_srcdir).
1717         * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1718         * configure.ac (build_file_translate): Substitute it.
1719         * configure: Regenerate.
1720
1721 2008-02-19  Jan Hubicka  <jh@suse.cz>
1722
1723         PR rtl-optimization/34408
1724         * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1725         invalid sharing.
1726
1727 2008-02-19  Jan Hubicka  <jh@suse.cz>
1728
1729         PR middle-end/28779
1730         * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1731         call_expr.
1732
1733 2008-02-19  H.J. Lu  <hongjiu.lu@intel.com>
1734
1735         PR Ada/35186
1736         * config/i386/i386-modes.def: Revert the last DI alignment
1737         change until Ada people can look into it.
1738
1739 2008-02-19  Nick Clifton  <nickc@redhat.com>
1740
1741         * opts.c (print_specific_help): Fix typo in --help text.
1742
1743 2008-02-19  Jakub Jelinek  <jakub@redhat.com>
1744
1745         PR target/35239
1746         * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1747         32-bit inline asm without asm alternatives for host GCC < 3.0.
1748
1749 2008-02-19  Richard Guenther  <rguenther@suse.de>
1750
1751         PR tree-optimization/34989
1752         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1753         Allow propagation to INDIRECT_REF if we can simplify only.
1754
1755 2008-02-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1756
1757         * c-common.c (warn_for_collisions_1): Use appropriate option when
1758         warning.
1759
1760 2008-02-19  Nick Clifton  <nickc@redhat.com>
1761
1762         PR other/31349
1763         * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1764         (handle_options): Fix indentation.
1765         (print_filtered_help): If no language-specific options were
1766         displayed tell the user how to list all the options supported by
1767         the language's front-end.
1768         (print_specific_help): Fix indentation and remove duplicate line.
1769         (common_handle_option): Handle the -v option.
1770         For --help enable the display of undocumented options if the -v
1771         switch has been included on the command line.
1772         For --help= check for overlaps in the arguments between the option
1773         classes and the language names and issue a warning when they
1774         cannot be disambiguated.
1775         * c.opt (v): Pass on to the common option handler.
1776
1777 2008-02-19  Revital Eres  <eres@il.ibm.com> 
1778
1779         * modulo-sched.c (sms_schedule): Change dump message when
1780         create_ddg function fails.
1781         (try_scheduling_node_in_cycle): Rename row to cycle.
1782         (print_partial_schedule): Rename CYCLE to ROW.
1783
1784 2008-02-19  Christian Bruel  <christian.bruel@st.com>
1785             Zdenek Dvorak  <ook@ucw.cz>
1786
1787         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1788
1789 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
1790
1791         PR target/33555
1792         * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1793         (*x86_movdicc_0_m1_se): Ditto.
1794
1795 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
1796
1797         * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1798         (CMPtype): Define as __gcc_CMPtype.
1799         * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1800         (CMPtype): Define as __gcc_CMPtype.
1801
1802 2008-02-19  Hans-Peter Nilsson  <hp@axis.com>
1803
1804         Support valgrind 3.3 for --enable-checking=valgrind.
1805         * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1806         here.
1807         [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1808         [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1809         [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1810         * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1811         Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1812         VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1813         VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1814         respectively.
1815         * ggc-zone.c: Similar.
1816         * ggc-page.c: Similar.
1817
1818 2008-02-19  Paul Brook  <paul@codesourcery.com>
1819
1820         PR target/35071
1821         * config/arm/ieee754-df.S: Fix do_it typo.
1822         * config/arm/ieee754-sf.S: Fix do_it typo.
1823
1824 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
1825
1826         PR target/35189
1827         * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1828         (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1829         (OPTION_MASK_ISA_SSE_SET): Likewise.
1830         (OPTION_MASK_ISA_SSE2_SET): Likewise.
1831         (OPTION_MASK_ISA_SSE3_SET): Likewise.
1832         (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1833         (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1834         (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1835         (OPTION_MASK_ISA_SSE4_SET): Likewise.
1836         (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1837         (OPTION_MASK_ISA_SSE5_SET): Likewise.
1838         (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1839         (OPTION_MASK_ISA_MMX_UNSET): Updated.
1840         (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1841         (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1842         (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1843         (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1844         (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1845         (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1846         (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1847         (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1848         (OPTION_MASK_ISA_SSE4): Removed.
1849         (ix86_handle_option): Turn on bits in ix86_isa_flags and
1850         ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
1851         (override_options): Don't turn on implied SSE/MMX bits in
1852         ix86_isa_flags.
1853
1854 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
1855
1856         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1857         32bit host.
1858
1859 2008-02-18  Joey Ye  <joey.ye@intel.com>
1860
1861         PR middle-end/34921
1862         * tree-nested.c (insert_field_into_struct): Set type alignment
1863         to field alignment if the former is less than the latter.
1864
1865 2008-02-18  Jakub Jelinek  <jakub@redhat.com>
1866
1867         * BASE-VER: Set to 4.4.0.
1868
1869 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1870
1871         * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1872         * doc/cfg.texi: Likewise.
1873         * doc/extend.texi: Likewise.
1874         * doc/gty.texi: Likewise.
1875         * doc/invoke.texi: Likewise.
1876         * doc/loop.texi: Likewise.
1877         * doc/md.texi: Likewise.
1878         * doc/passes.texi: Likewise.
1879         * doc/rtl.texi: Likewise.
1880         * doc/sourcebuild.texi: Likewise.
1881         * doc/tm.texi: Likewise.
1882         * doc/tree-ssa.texi: Likewise.
1883
1884 2008-02-17  Richard Guenther  <rguenther@suse.de>
1885
1886         PR middle-end/35227
1887         * tree-complex.c (init_parameter_lattice_values): Handle parameters
1888         without default definition.
1889
1890 2008-02-17  Richard Guenther  <rguenther@suse.de>
1891
1892         PR tree-optimization/35231
1893         * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1894         if A | B != 1.
1895
1896 2008-02-17  Uros Bizjak  <ubizjak@gmail.com>
1897
1898         Revert:
1899
1900         2008-02-15  Uros Bizjak  <ubizjak@gmail.com>    
1901         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1902         libgcc_cmp_return mode.
1903
1904 2008-02-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1905
1906         PR c/28368
1907         * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1908
1909 2008-02-16  Ralf Corsepius  <ralf.corsepius@rtems.org>
1910
1911         * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1912         multilibs.
1913
1914 2008-02-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1915
1916         * doc/c-tree.texi: Use `@.' where appropriate.
1917         * doc/extend.texi: Likewise.
1918         * doc/install.texi: Likewise.
1919         * doc/invoke.texi: Likewise.
1920         * doc/loop.texi: Likewise.
1921         * doc/makefile.texi: Likewise.
1922         * doc/md.texi: Likewise.
1923         * doc/passes.texi: Likewise.
1924         * doc/standards.texi: Likewise.
1925         * doc/tm.texi: Likewise.
1926
1927 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1928
1929         PR middle-end/35196
1930         * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1931         in entry_bb.
1932         (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1933         rather than in entry_bb.
1934
1935 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1936
1937         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1938         libgcc_cmp_return mode.
1939
1940 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1941
1942         PR middle-end/35130
1943         * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1944         OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1945
1946 2008-02-15  Richard Guenther  <rguenther@suse.de>
1947             Zdenek Dvorak  <ook@ucw.cz>
1948
1949         PR tree-optimization/35164
1950         * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
1951         * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
1952         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1953         Only propagate addresses which do not have abnormal SSA_NAMEs
1954         in their operands.
1955
1956 2008-02-15  Joseph Myers  <joseph@codesourcery.com>
1957
1958         PR target/35088
1959         * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
1960
1961 2008-02-15  Jan Hubicka  <jh@suse.cz>
1962
1963         PR middle-end/35149
1964         * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
1965
1966 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1967
1968         PR middle-end/34621
1969         * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
1970         when calculating alignment_pad.
1971
1972 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1973
1974         * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
1975         (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
1976         * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
1977         and STACK_BOUNDARY define.
1978
1979 2008-02-14  Danny Smith  <dannysmith@users.sourceforge.net>
1980
1981         PR preprocessor/35061
1982         * c-pragma.c (handle_pragma_pop_macro): Check that
1983         pushed_macro_table has been allocated.
1984
1985 2008-02-14  Eric Botcazou  <ebotcazou@adacore.com>
1986
1987         PR middle-end/35136
1988         * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
1989         (force_gimple_operand): Likewise.
1990         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
1991         for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
1992         Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
1993         (find_interesting_uses_address): Check addressability and alignment
1994         of the base expression only after substituting bases of IVs into it.
1995
1996 2008-02-14  Michael Matz  <matz@suse.de>
1997
1998         PR target/34930
1999         * function.c (instantiate_virtual_regs_in_insn): Reload address
2000         before falling back to reloading the whole operand.
2001
2002 2008-02-14  Andreas Krebbel  <krebbel1@de.ibm.com>
2003
2004         * config/s390/s390.c (s390_mainpool_start): Emit the pool
2005         before the first section switch note.
2006
2007 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2008
2009         * doc/bugreport.texi: Update copyright years.
2010         * doc/c-tree.texi: Likewise.
2011         * doc/cfg.texi: Likewise.
2012         * doc/cpp.texi: Likewise.
2013         * doc/cppinternals.texi: Likewise.
2014         * doc/fragments.texi: Likewise.
2015         * doc/frontends.texi: Likewise.
2016         * doc/gcc.texi: Likewise.
2017         * doc/gty.texi: Likewise.
2018         * doc/hostconfig.texi: Likewise.
2019         * doc/implement-c.texi: Likewise.
2020         * doc/libgcc.texi: Likewise.
2021         * doc/loop.texi: Likewise.
2022         * doc/makefile.texi: Likewise.
2023         * doc/options.texi: Likewise.
2024         * doc/passes.texi: Likewise.
2025         * doc/rtl.texi: Likewise.
2026         * doc/sourcebuild.texi: Likewise.
2027         * doc/standards.texi: Likewise.
2028         * doc/tree-ssa.texi: Likewise.
2029         * doc/trouble.texi: Likewise.
2030
2031         * doc/extend.texi: Use @: or add comma where appropriate.
2032         * doc/invoke.texi: Likewise.
2033         * doc/tm.texi: Likewise.
2034
2035 2008-02-14  Alan Modra  <amodra@bigpond.net.au>
2036
2037         PR target/34393
2038         * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
2039         to a reg.
2040
2041 2008-02-14  Jesper Nilsson  <jesper.nilsson@axis.com>
2042
2043         * doc/md.texi (clz, ctz): Add reference.
2044         * doc/rtl.texi (clz, ctz): Likewise.
2045
2046 2008-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2047
2048         PR other/35148
2049         * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
2050         srcdir.
2051
2052 2008-02-13  Andreas Krebbel  <krebbel1@de.ibm.com>
2053
2054         * config/s390/s390.c (struct constant_pool): New field
2055         emit_pool_after added.
2056         (s390_mainpool_start): Set the emit_pool_after flag according
2057         to the section switch notes.
2058         (s390_mainpool_finish): Consider emit_pool_after when emitting
2059         the literal pool at the end of the function.
2060         (s390_chunkify_start): Force literal pool splits at section
2061         switch notes.
2062
2063 2008-02-13  Michael Matz  <matz@suse.de>
2064
2065         PR debug/35065
2066         * var-tracking.c (clobber_variable_part): Correctly traverse the
2067         list.
2068
2069 2008-02-13  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2070
2071         PR 29673
2072         * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
2073         Add -fdump-ipa-inline.
2074         * tree-dump.c (dump_files): Remove tree-inlined dump.
2075         * tree-pass.h (tree_dump_index): Remove TDI_inlined.
2076         
2077 2008-02-12  Richard Guenther  <rguenther@suse.de>
2078
2079         PR tree-optimization/35171
2080         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
2081         default defs.
2082
2083 2008-02-12  Richard Guenther  <rguenther@suse.de>
2084
2085         PR middle-end/35163
2086         * fold-const.c (fold_widened_comparison): Use get_unwidened in
2087         value-preserving mode.  Disallow final truncation.
2088
2089 2008-02-12  Eric Botcazou  <ebotcazou@adacore.com>
2090
2091         PR middle-end/35136
2092         * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2093         code from here to...
2094         (force_gimple_operand): ...here.
2095
2096 2008-02-12  Jakub Jelinek  <jakub@redhat.com>
2097
2098         PR c++/35144
2099         * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
2100         non-compatible pointers.
2101         (generate_element_copy): If SRC and DST are RECORD_TYPEs with
2102         different FIELD_DECLs, try harder by comparing field offsets, sizes
2103         and types.
2104
2105         PR inline-asm/35160
2106         * function.c (match_asm_constraints_1): Don't replace the same input
2107         multiple times.
2108
2109 2008-02-12  Anatoly Sokolov <aesok@post.ru>
2110
2111         * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
2112         * config/avr/avr.c (expand_prologue): Save RAMPZ register.
2113         (expand_epilogue): Restore RAMPZ register.
2114         * config/avr/avr.md (RAMPZ_ADDR): New constant.
2115
2116 2008-02-11  Kai Tietz  <kai.tietz@onevision.com>
2117
2118         * config/i386/cygwin.asm: (__alloca): Correct calling
2119         convention and alignment.
2120         (__chkstk): Force 8 byte stack alignment.
2121
2122 2008-02-11  Uros Bizjak  <ubizjak@gmail.com>
2123             Richard Guenther  <rguenther@suse.de>
2124
2125         PR tree-optimization/33992
2126         * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2127         the zero we compare against.
2128
2129 2008-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
2130
2131         PR libfortran/35063
2132         * gthr-win32.h (__gthread_mutex_destroy_function): New function
2133         to CloseHandle after unlocking to prevent accumulation of handle
2134         count.
2135
2136 2008-02-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2137
2138         PR middle_end/34150
2139         * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
2140         pic_label_operand source.  Similarly, add a REG_LABEL_OPERAND note
2141         and update LABEL_NUSES during and after reload.
2142
2143 2008-02-08  Steven Bosscher  <stevenb.gcc@gmail.com>
2144
2145         PR middle-end/34627
2146         * combine.c (simplify_if_then_else): Make sure the comparison is
2147         against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2148
2149 2008-02-08  Richard Sandiford  <rsandifo@nildram.co.uk>
2150
2151         PR bootstrap/35051
2152         * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
2153         (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
2154         * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
2155         (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
2156         * tree.h (get_type_static_bounds): Likewise.
2157
2158 2008-02-08  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2159
2160         * doc/invoke.texi (Option Summary, C++ Dialect Options)
2161         (Objective-C and Objective-C++ Dialect Options, Warning Options):
2162         Make -Wfoo language annotations match what the compiler outputs.
2163
2164 2008-02-08  Sa Liu  <saliu@de.ibm.com>
2165
2166         * config/spu/spu-builtins.def: Fixed wrong parameter type in spu 
2167         intrinsics spu_convts, spu_convtu, spu_convtf.
2168         * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2169
2170 2008-02-08  Hans-Peter Nilsson  <hp@axis.com>
2171
2172         * doc/extend.texi (Function Attributes) <noinline>: Mention
2173         asm ("") as method to keep calls.
2174
2175 2008-02-07  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2176
2177         PR other/32754
2178         * doc/options.texi (Options): Replace references to opts.sh with
2179         optc-gen.awk.
2180         * opts-common.c: Likewise.
2181         * optc-gen.awk: Likewise.
2182         
2183 2008-02-07  Andreas Krebbel  <krebbel1@de.ibm.com>
2184
2185         * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2186
2187 2008-02-07  Richard Henderson  <rth@redhat.com>
2188
2189         PR rtl-opt/33410
2190         * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
2191         EXPR_LIST for the REG_EQUAL instead of a comparison with a 
2192         funny mode.
2193
2194 2008-02-07  Uros Bizjak  <ubizjak@gmail.com>
2195
2196         PR tree-optimization/35085
2197         * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
2198         for operand entry oe2 in addition to operand entry oe3 in order to
2199         expose more opportunities for vectorizer sum reduction.
2200
2201 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2202
2203         PR other/35107
2204         * Makefile.in (LIBS): Remove $(GMPLIBS).
2205         (cc1-dummy, cc1): Add $(GMPLIBS).
2206
2207 2008-02-06  Jan Hubicka  <jh@suse.cz>
2208
2209         PR target/23322
2210         * i386.md (moddf_integer): Do not produce partial memory stalls for
2211         targets where it hurts.
2212
2213 2008-02-06  Uros Bizjak  <ubizjak@gmail.com>
2214
2215         PR target/35083
2216         * optabs.c (expand_float): Do not check for decimal modes when
2217         expanding unsigned integer through signed conversion.
2218
2219 2008-02-06  Nick Clifton  <nickc@redhat.com>
2220
2221         * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
2222         inside the clobber with a match_operand and duplicated operand
2223         number in the constraint.
2224         (ineqbranchsi): Delete redundant comment.
2225
2226 2008-02-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
2227
2228         * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add 
2229         builtin_define ("__USE_INIT_FINI__").
2230         * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
2231         -msx multilibs.
2232         * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2233
2234 2008-02-06  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2235
2236         PR documentation/30330
2237         * doc/invoke.texi (C++ Dialect Options)
2238         (Objective-C and Objective-C++ Dialect Options, Warning Options):
2239         For each warning option -Wfoo that allows -Wno-foo, ensure both
2240         -Wfoo and -Wno-foo are listed in the option index.  Fix index
2241         entry of -Wswitch-default, index -Wnormalized= including the
2242         `=', and -Wlarger-than-@var{len} including @var{len}.
2243
2244 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
2245
2246         * config/i386/i386.md (floatunssisf2): Use
2247         ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
2248         (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
2249         Macroize expander using MODEF mode iterator.
2250
2251 2008-02-05  Diego Novillo  <dnovillo@google.com>
2252
2253         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2254
2255         PR 33738
2256         * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2257
2258 2008-02-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2259
2260         PR other/35070
2261         * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2262
2263 2008-02-05  H.J. Lu  <hongjiu.lu@intel.com>
2264
2265         PR target/35084
2266         * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2267         to indicate if a message should be generated.
2268         (init_cumulative_args): Updated.
2269         (function_value_32): Likewise.
2270
2271 2008-02-05  Joseph Myers  <joseph@codesourcery.com>
2272
2273         * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2274
2275 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
2276
2277         PR target/35083
2278         * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2279         Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2280
2281 2008-02-04  Diego Novillo  <dnovillo@google.com>
2282
2283         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2284
2285         PR 33738
2286         * tree-vrp.c (vrp_evaluate_conditional): With
2287         -Wtype-limits, emit a warning when comparing against a
2288         constant outside the natural range of OP0's type.
2289
2290 2008-02-04  Richard Guenther  <rguenther@suse.de>
2291
2292         PR middle-end/33631
2293         * expr.c (count_type_elements): Give for unions instead of
2294         guessing.
2295
2296 2008-02-04  Richard Guenther  <rguenther@suse.de>
2297
2298         PR middle-end/35043
2299         * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2300         to TYPE_DOMAINs base type instead of using bitsizetype here.
2301
2302 2008-02-03  Jason Merrill  <jason@redhat.com>
2303
2304         * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2305
2306 2008-02-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2307
2308         PR other/29972
2309         * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2310         (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2311         (RS/6000 and PowerPC Options): Fix typos and markup.
2312         * doc/passes.texi (Tree-SSA passes): Likewise.
2313
2314 2008-02-02  Michael Matz  <matz@suse.de>
2315
2316         PR target/35045
2317         * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2318         from record_last_reg_set_info.
2319         (record_last_reg_set_info): Take an RTX argument, iterate over all
2320         constituent hardregs.
2321         (record_last_set_info, record_opr_changes): Change calls to
2322         new signature or to record_last_reg_set_info_regno.
2323
2324 2008-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
2325
2326         * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2327
2328 2008-02-01  Hans-Peter Nilsson  <hp@axis.com>
2329
2330         PR rtl-optimization/34773
2331         * reg-notes.def (EQUAL): Mention significance of combination of
2332         REG_EQUAL and REG_RETVAL.
2333         * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2334         insn that has a REG_RETVAL.
2335
2336 2008-02-01  Roger Sayle  <roger@eyesopen.com>
2337
2338         PR bootstrap/33781
2339         * configure.ac (--enable-fixed-point): Disable unless explicitly
2340         requested on IRIX.
2341         * configure: Regenerate.
2342
2343 2008-02-01  Richard Guenther  <rguenther@suse.de>
2344
2345         PR other/35042
2346         * invoke.texi (-finline-limit): Remove no longer true parts
2347         of the documentation.  Note that there is no default value.
2348
2349 2008-02-01  Andrew Pinski  <pinskia@gmail.com>
2350             Mark Mitchell  <mark@codesourcery.com>
2351             Ben Elliston  <bje@au.ibm.com>
2352
2353         PR c/29326
2354         * doc/extend.texi (Other Builtins): Document.
2355
2356 2008-01-31  Tom Browder <tom.browder@gmail.com>
2357
2358         * doc/c-tree.texi (Types): Fix grammar.
2359         (Expression trees): Ditto.
2360         * doc/passes.texi (Tree-SSA passes): Ditto.
2361         
2362         * doc/configterms.texi (Configure Terms): Fix typo.
2363         * doc/cpp.texi (Common Predefined Macros): Ditto.
2364         * doc/md.texi (Machine Constraints): Ditto.
2365         
2366         * doc/makefile.texi (Makefile): Add comma.
2367
2368 2008-01-31  Tom Browder  <tom.browder@gmail.com>
2369             Gerald Pfeifer  <gerald@pfeifer.com>
2370         
2371         * doc/sourcebuild.texi (Front End): Remove references to CVS
2372         and CVSROOT/modules.
2373         (Texinfo Manuals): Replace reference to CVS by one to SVN.
2374         (Back End): Remove reference to CVS.
2375
2376 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
2377
2378         PR target/34900
2379         * config/mips/mips.c (gen_load_const_gp): New function, taking a
2380         comment from...
2381         (mips16_gp_pseudo_reg): ...here.
2382         * config/mips/mips.md (load_const_gp): Replace with...
2383         (load_const_gp_<mode>): ...this :P-based insn.
2384
2385 2008-01-31  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2386
2387         * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2388         options. Minor fixes.
2389         (-std): Move reference to standards closer to where language
2390         standards are first mentioned.
2391         
2392 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
2393
2394         PR rtl-optimization/34995
2395         * reload.c (alternative_allows_const_pool_ref): Take an rtx
2396         parameter and return a bool.  If the rtx parameter is nonnull,
2397         check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2398         (find_reloads): Update call accordingly.  Pass the new operand
2399         if it needed no address reloads, otherwise pass null.
2400
2401 2008-01-30  Richard Henderson  <rth@redhat.com>
2402
2403         PR c/34993
2404         * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2405         for unbounded arrays.
2406
2407 2008-01-30  Silvius Rus  <rus@google.com>
2408
2409         * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2410
2411 2008-01-30  Jan Hubicka  <jh@suse.cz>
2412
2413         PR target/34982
2414         * i386.c (init_cumulative_args): Use real function declaration when
2415         calling locally.
2416
2417 2008-01-30  Richard Sandiford  <rsandifo@nildram.co.uk>
2418
2419         PR rtl-optimization/34998
2420         * global.c (build_insn_chain): Treat non-subreg_lowpart
2421         SUBREGs of pseudos as clobbering all the words covered by the
2422         SUBREG, not just all the bytes.
2423         * ra-conflict.c (clear_reg_in_live): Likewise.  Take the
2424         original df_ref rather than an extract parameter.
2425         (global_conflicts): Update call accordingly.
2426
2427 2008-01-30  Andreas Krebbel  <krebbel1@de.ibm.com>
2428
2429         * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2430         the overflow check to make it easier to read.
2431         (__fixtfdi): Change the type of the ll member in union
2432         long_double to UDItype_x.
2433
2434 2008-01-30  Jakub Jelinek  <jakub@redhat.com>
2435
2436         PR middle-end/34969
2437         * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2438         * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2439         * tree-inline.c (fold_marked_statements): Call
2440         cgraph_update_edges_for_call_stmt if folding a call statement.
2441         * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2442         debug_generic_stmt calls, reset it back afterwards.
2443
2444         PR c/35017
2445         * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2446         static decls.
2447         * c-typeck.c (build_external_ref): Don't pedwarn about
2448         static vars in current function's scope.
2449
2450 2008-01-29  Joseph Myers  <joseph@codesourcery.com>
2451
2452         * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2453
2454 2008-01-29  Bernhard Fischer  <aldot@gcc.gnu.org>
2455
2456         PR c/35002
2457         * ipa-struct-reorg.c: Fix spelling.
2458         * params.def: Ditto.
2459
2460 2008-01-29  Richard Guenther  <rguenther@suse.de>
2461
2462         PR middle-end/35006
2463         * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2464         field.
2465         * tree-inline.c (remap_type): Increment remapping_type_depth
2466         around remapping types.
2467         (copy_body_r): Only add referenced variables if they are referenced
2468         from code, not types.
2469
2470 2008-01-29  Douglas Gregor  <doug.gregor@gmail.com>
2471
2472         PR c++/34055
2473         PR c++/34103
2474         PR c++/34219
2475         PR c++/34606
2476         PR c++/34753
2477         PR c++/34754
2478         PR c++/34755
2479         PR c++/34919
2480         PR c++/34961
2481         * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2482         qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2483
2484 2008-01-28  Andy Hutchinson   <hutchinsonandy@netscape.net>
2485
2486         PR target/34412
2487         * config/avr/avr.c (expand_prologue): Use correct QI mode frame 
2488         pointer for tiny stack.
2489
2490 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
2491
2492         * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2493
2494 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
2495
2496         * config/vx-common.h: Fix typo in comment.
2497
2498 2008-01-28  Ian Lance Taylor  <iant@google.com>
2499
2500         PR c++/34862
2501         PR c++/33407
2502         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2503         coalesce pointers if they have different DECL_NO_TBAA_P values.
2504         * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2505         between variables with different DECL_NO_TBAA_P values.
2506
2507 2008-01-28  Nathan Froyd  <froydnj@codesourcery.com>
2508
2509         PR 31535
2510         * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2511         are not legitimate small data references on SPE targets.
2512
2513 2008-01-28  David Daney  <ddaney@avtrex.com>
2514
2515         * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2516
2517 2008-01-28  David Daney  <ddaney@avtrex.com>
2518
2519         * doc/install.texi (--disable-libgcj-bc):  Reword documentation.
2520
2521 2008-01-27  Joseph Myers  <joseph@codesourcery.com>
2522
2523         * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2524         m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2525         *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2526         *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2527         hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2528         i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2529         i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2530         vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2531
2532 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2533
2534         * basic-block.h (condjump_equiv_p): Fix comment.
2535
2536 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2537
2538         * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2539         print_generic_stmt_indented): Fix comment.
2540
2541 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2542
2543         * configure.ac (__stack_chk_fail): Add detecion for availability
2544         of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2545         * configure: Regenerate.
2546
2547 2008-01-26  Maxim Kuvyrkov  <maxim@codesourcery.com>
2548
2549         PR middle-end/34688
2550         * final.c (output_addr_const): Handle TRUNCATE.
2551
2552 2008-01-26  Zdenek Dvorak  <ook@ucw.cz>
2553
2554         PR target/34711
2555         * tree-ssa-loop-ivopts.c (comp_cost): New type.
2556         (zero_cost, infinite_cost): New constants.
2557         (struct cost_pair): Change type of cost to comp_cost.
2558         (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2559         (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2560         New functions.
2561         (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2562         split_address_cost, ptr_difference_cost, difference_cost,
2563         get_computation_cost_at, get_computation_cost,
2564         determine_use_iv_cost_generic, determine_use_iv_cost_address,
2565         determine_use_iv_cost_condition, determine_use_iv_costs,
2566         cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2567         iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2568         iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2569         Change type of cost to comp_cost.
2570         (determine_iv_cost): Increase cost of non-original ivs, instead
2571         of decreasing the cost of original ones.
2572         (get_address_cost): Indicate the complexity of the addressing mode 
2573         in comp_cost.
2574         (try_add_cand_for): Prefer using ivs not specific to some object.
2575         * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2576
2577 2008-01-26  Peter Bergner  <bergner@vnet.ibm.com>
2578             Janis Johnson  <janis187@us.ibm.com>
2579
2580         PR target/34814
2581         * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2582         (TARGET_INSTANTIATE_DECLS): Likewise.
2583         * target.h (expand_to_rtl_hook): New target hook.
2584         (instantiate_decls): Likewise.
2585         * function.c (instantiate_decl): Make non-static.  Rename to...
2586         (instantiate_decl_rtl): ... this.
2587         (instantiate_expr): Use instantiate_decl_rtl.
2588         (instantiate_decls_1): Likewise.
2589         (instantiate_decls): Likewise.
2590         (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2591         * function.h (instantiate_decl_rtl): Add prototype.
2592         * cfgexpand.c (target.h): New include.
2593         (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2594         * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2595         (TARGET_INSTANTIATE_DECLS): Likewise.
2596         (TARGET_INITIALIZER): New target hooks added.
2597         * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2598         New prototype.
2599         * config/rs6000/rs6000.c (tree-flow.h): New include.
2600         (machine_function): Add sdmode_stack_slot field.
2601         (rs6000_alloc_sdmode_stack_slot): New function.
2602         (rs6000_instantiate_decls): Likewise.
2603         (rs6000_secondary_memory_needed_rtx): Likewise.
2604         (rs6000_check_sdmode): Likewise.
2605         (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2606         (TARGET_INSTANTIATE_DECLS): Likewise.
2607         (rs6000_hard_regno_mode_ok): Allow SDmode.
2608         (num_insns_constant): Likewise.  Handle _Decimal32 constants.
2609         (rs6000_emit_move): Handle SDmode.
2610         (function_arg_advance): Likewise.
2611         (function_arg): Likewise.
2612         (rs6000_gimplify_va_arg): Likewise.  Add special handling of
2613         SDmode var args for 32-bit compiles.
2614         (rs6000_secondary_reload_class): Handle SDmode.
2615         (rs6000_output_function_epilogue): Likewise.
2616         (rs6000_function_value): Simplify if statement.
2617         (rs6000_libcall_value): Likewise.
2618         * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2619         (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2620         * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2621         (movsd_hardfloat): New define_insn.
2622         (movsd_softfloat): Likewise.
2623         (movsd_store): Likewise.
2624         (movsd_load): Likewise.
2625         (extendsddd2): Likewise.
2626         (extendsdtd2): Likewise.
2627         (truncddsd2): Likewise.
2628         (movdd_hardfloat64): Fixup comment.
2629         (UNSPEC_MOVSD_LOAD): New constant.
2630         (UNSPEC_MOVSD_STORE): Likewise.
2631
2632 2008-01-26  Jakub Jelinek  <jakub@redhat.com>
2633
2634         PR c++/34965
2635         * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2636         TRUTH_XOR_EXPR.
2637         (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2638         (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2639         (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2640         and TRUTH_XOR_EXPR.
2641
2642 2008-01-26  David Edelsohn  <edelsohn@gnu.org>
2643
2644         PR target/34794
2645         * config.gcc: Separate AIX 5.3 from AIX 6.1.
2646         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2647         __LONGDOUBLE128 too.
2648         * config/rs6000/aix61.h: New file.
2649
2650 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
2651
2652         PR rtl-optimization/34959
2653         * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2654         popcount and parity rtxes the same mode as their operand.
2655         Truncate or extend the result to the return value's mode
2656         if necessary.
2657
2658 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
2659
2660         PR target/34981
2661         * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2662         * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2663         to GOT_VERSION_REGNUM.
2664         (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2665         (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2666         * config/mips/mips.c (mips_emit_call_insn): New function.
2667         (mips_call_tls_get_addr): Call mips_expand_call directly.
2668         (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2669         emit_call_insn.
2670         (mips16_build_call_stub): Likewise.  Return the call insn or null.
2671         (mips_expand_call): Update the call to mips16_build_call_stub
2672         accordingly and a remove redundant condition.  Assert that MIPS16
2673         stubs do not use lazy binding.  Use mips_emit_call_insn and return
2674         the call insn.
2675         (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2676         TARGET_USE_GOT.
2677         (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2678         (mips_avoid_hazard): Remove hazard_set handling.
2679         * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2680         (UNSPEC_RESTORE_GP): ...this.
2681         (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2682         (FAKE_CALL_REGNO): Rename to...
2683         (GOT_VERSION_REGNUM): ...this.
2684         (type): Add "ghost" value.  Add an associated insn reservation.
2685         (hazard_set): Remove.
2686         (exception_receiver): Rename to...
2687         (restore_gp): ...this and update the unspec identifier accordingly.
2688         (exception_receiver, nonlocal_got_receiver): New expanders.
2689         (load_call<mode>): Use GOT_VERSION_REGNUM.  Don't set
2690         FAKE_CALL_REGNO.  Remove hazard_set attribute.
2691         (set_got_version, update_got_version): New patterns.
2692
2693 2008-01-26  Danny Smith  <dannysmith@users.sourceforge.net>
2694
2695         PR target/34970
2696         * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2697
2698 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
2699
2700         PR other/31955
2701         * doc/install.texi2html: Generate gcc-vers.texi.
2702
2703 2008-01-25  DJ Delorie  <dj@redhat.com>
2704
2705         * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2706
2707 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
2708
2709         * config/c4x: Remove directory.
2710         * config.gcc (crx-*, mt-*): Mark obsolete.
2711         (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2712         h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2713         sh-*-rtemscoff*): Remove cases.
2714         * defaults.h (C4X_FLOAT_FORMAT): Remove.
2715         * real.c (encode_c4x_single, decode_c4x_single,
2716         encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2717         c4x_extended_format): Remove.
2718         * real.h (c4x_single_format, c4x_extended_format): Remove.
2719         * doc/extend.texi (interrupt, naked): Remove mention of attributes
2720         on C4x.
2721         (Pragmas): Remove comment about c4x pragmas.
2722         * doc/install.texi (c4x): Remove target-specific instructions.
2723         * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2724         * doc/md.texi (Machine Constraints): Remove C4x documentation.
2725         * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2726         refer to C4x source files as examples.
2727         (C4X_FLOAT_FORMAT): Remove documentation.
2728
2729 2008-01-25  Bernd Schmidt  <bernd.schmidt@analog.com>
2730
2731         * config/bfin/bfin.c (override_options): Reorder tests so that
2732         flag_pic gets enabled for -msep-data.
2733
2734 2008-01-25  Richard Guenther  <rguenther@suse.de>
2735
2736         PR middle-end/32244
2737         * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2738         to its bitfield precision if required.
2739
2740 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
2741
2742         PR middle-end/33880
2743         * tree-nested.c (walk_omp_for): New function.
2744         (convert_nonlocal_reference, convert_local_reference): Call
2745         walk_omp_for on OMP_FOR.
2746         (convert_call_expr): Call walk_body on OMP_FOR's
2747         OMP_FOR_PRE_INIT_BODY.
2748
2749 2008-01-25  Richard Guenther  <rguenther@suse.de>
2750
2751         PR tree-optimization/34966
2752         * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2753         default defs and PHI_NODEs we have to insert after the
2754         defining statement.
2755
2756 2008-01-24  Nick Clifton  <nickc@redhat.com>
2757
2758         * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2759         Provide a default definition.
2760         (LIBGCC2_UNITS_PER_WORD): Likewise.
2761
2762         * config/stormy16/stormy16.c: Include df.h for the prototype
2763         for df_regs_ever_live_p.
2764         (xstormy16_expand_builtin_va_start): Convert the stack offset
2765         into a component_ref and then use POINTER_PLUS_EXPR to add it
2766         to the incoming_virtual_args_rtx.
2767         (xstormy16_gimplify_va_arg_expr): Rename to
2768         xstormy16_gimplify_va_arg_expr.
2769         Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2770         (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2771         xstormy16_gimplify_va_arg_expr.
2772         Fix up some formatting issues.
2773
2774         * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2775         Move to predicates.md.
2776         (xs_hi_general_operand): Likewise.
2777         (xs_hi_nonmemory_operand): Likewise.
2778         * config/stormy16/predicates.md:
2779         (xstormy16_carry_plus_operand): New predicate.
2780         (xs_hi_general_operand): New predicate.
2781         (xs_hi_nonmemory_operand): New predicate.
2782         * config/stormy16/stormy16-protos.h:
2783         (xstormy16_carry_plus_operand): Delete prototype.
2784         (xs_hi_general_operand): Likewise.
2785         (xs_hi_nonmemory_operand): Likewise.
2786
2787         * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2788         modifiers as they are no longer needed and they can trigger
2789         reload spill failures.
2790
2791         * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2792         with a match_operand in order to help reload.
2793
2794         * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2795         constraint with 'e' for the 8th alternative as this version of
2796         the mov.w instruction only accepts the lower 8 registers.
2797
2798 2008-01-25  Uros Bizjak  <ubizjak@gmail.com>
2799
2800         PR target/34856
2801         * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2802         Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2803         vector elements.
2804
2805 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
2806
2807         PR middle-end/33333
2808         * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2809
2810 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
2811
2812         * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2813         New functions.
2814         (remove_structure): Update allocations list before removing structure.
2815         
2816 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
2817
2818         * ipa-struct-reorg.c (is_safe_cond_expr, 
2819         create_new_stmts_for_cond_expr): Use integer_zerop function,
2820         that recognize not only zero-pointer, but zero-integer too.
2821
2822 2008-01-25  Ben Elliston  <bje@au.ibm.com>
2823
2824         PR other/22232
2825         * fixproto: Escape "." in sed expression that strips leading "./".
2826
2827 2008-01-24  H.J. Lu  <hongjiu.lu@intel.com>
2828
2829         PR driver/34904
2830         * gcc.c (SWITCH_OK): Removed.
2831         (SWITCH_LIVE): Changed to bit.
2832         (SWITCH_FALSE): Likewise.
2833         (SWITCH_IGNORE): Likewise.
2834         (switchstr): Change live_cond to unsigned int.
2835         (process_command): Replace SWITCH_OK with 0.
2836         (do_self_spec): Likewise.
2837         (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2838         (give_switch): Likewise.
2839         (used_arg): Likewise.
2840         (do_spec_1): Set the SWITCH_IGNORE bit.
2841         (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2842         bits.  Set the SWITCH_LIVE bit.
2843
2844 2008-01-24  Andreas Krebbel  <krebbel1@de.ibm.com>
2845
2846         * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2847
2848 2008-01-24  Richard Sandiford  <rsandifo@nildram.co.uk>
2849
2850         PR tree-optimization/34472
2851         * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2852         parameter to a "bool *" and set *DATA to false if there is
2853         an unsafe access.  Do not delete the structure here.
2854         (check_cond_exprs): Delete it here instead.
2855         (check_cond_exprs, exclude_cold_structs): Do not increase
2856         I when removing a structure.
2857
2858 2008-01-24  Uros Bizjak  <ubizjak@gmail.com>
2859
2860         PR target/34856
2861         * config/i386/i386.c (ix86_expand_vector_init): Consider only
2862         CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2863
2864 2008-01-24  Jakub Jakub Jelinek  <jakub@redhat.com>
2865
2866         PR middle-end/34934
2867         * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2868         a fixed vector for stack.
2869
2870 2008-01-24  Ben Elliston  <bje@au.ibm.com>
2871
2872         PR c++/25701
2873         * doc/gcc.texi (Software development): Add a direntry for g++.
2874         
2875 2008-01-23  Hans-Peter Nilsson  <hp@axis.com>
2876
2877         * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2878         stale and straggling -fforce-addr comments above.
2879
2880         * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2881         define.
2882         * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2883         * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2884
2885 2008-01-23  Michael Matz  <matz@suse.de>
2886
2887         PR debug/34895
2888         * dwarf2out.c (force_type_die): Use modified_type_die instead of
2889         gen_type_die.
2890
2891 2008-01-23  Andreas Krebbel  <krebbel1@de.ibm.com>
2892
2893         * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2894         malloc result type.
2895
2896 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2897
2898         * config/avr/avr.c (avr_current_arch): New variable.
2899         (avr_arch_types): Add 'avr31' and 'avr51' entries.
2900         (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2901         (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2902         (avr_override_options): Init 'avr_current_arch'. 
2903         (base_arch_s): Move from here...
2904         * config/avr/avr.h (base_arch_s): ... here. Add new members 
2905         'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename 
2906         'mega' to 'have_jmp_call'.
2907         (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__", 
2908         "__AVR_HAVE_RAMPZ__",   "__AVR_HAVE_ELPM__" and  "__AVR_HAVE_ELPMX__"
2909         macros.
2910         (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51' 
2911         architectures.
2912         * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, 
2913         MULTILIB_MATCHES): (Ditto.).
2914
2915 2008-01-23  Richard Guenther  <rguenther@suse.de>
2916
2917         PR middle-end/31529
2918         * cgraphunit.c (cgraph_reset_node): Always mark the node
2919         not reachable if it is not queued already.
2920
2921 2008-01-23  Bernd Schmidt  <bernd.schmidt@analog.com>
2922
2923         * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2924         * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2925         (cputype_selected): New static variable.
2926         (bfin_handle_option): Set it if -mcpu is used.
2927         (override_option): Select default set of workarounds if no cpu type
2928         selected on the command line.
2929         (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2930
2931         From  Michael Frysinger  <michael.frysinger@analog.com>
2932         * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2933         BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2934
2935         * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2936         for bf547, bf523, bf524, and bf526.
2937         * config/bfin/bfin.c (bfin_cpus[]): Add bf547,  bf523, bf524, and
2938         bf526.
2939         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2940         __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2941         __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2942         __ADSPBF547__ and __ADSPBF54x__ for bf547.
2943         * doc/invoke.texi (Blackfin Options): Document that
2944         -mcpu now accept bf547, bf523, bf524, and bf526.
2945
2946 2008-01-22  Eric Botcazou  <ebotcazou@adacore.com>
2947
2948         PR rtl-optimization/34628
2949         * combine.c (try_combine): Stop and undo after the first combination
2950         if an autoincrement side-effect on the first insn has effectively
2951         been lost.
2952
2953 2008-01-22  David Edelsohn  <edelsohn@gnu.org>
2954
2955         PR target/34529
2956         * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
2957         Offset addresses are not valid for Altivec or paired float modes.
2958
2959 2008-01-22  Jakub Jelinek  <jakub@redhat.com>
2960
2961         PR c++/34607
2962         * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
2963         if DECL_INITIAL (decl) is error_mark_node.
2964
2965         PR c++/34914
2966         * c-common.c (handle_vector_size_attribute): Only allow
2967         integral, scalar float and fixed point types.  Handle OFFSET_TYPE
2968         the same way as pointer, array etc. types.
2969         * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
2970
2971         PR c++/34917
2972         * tree.c (build_type_attribute_qual_variant): Call
2973         build_qualified_type if attributes are equal, but quals are not.
2974
2975 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2976
2977         PR 32102
2978         * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
2979         * flags.h (warn_strict_aliasing): Remove.
2980         (warn_strict_overflow): Remove.
2981         * opts.c (warn_strict_aliasing): Remove.
2982         (warn_strict_overflow): Remove.
2983         * c-opts.c (c_common_handle_option): -Wall only sets
2984         -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
2985         (c_common_post_options): Give default values to -Wstrict-aliasing
2986         and -Wstrict-overflow if they are uninitialized.
2987         * common.opt (Wstrict-aliasing): Specify Var and Init.
2988         (Wstrict-overflow): Likewise.
2989
2990 2008-01-22  Kenneth Zadeck <zadeck@naturalbridge.com>
2991
2992         PR rtl-optimization/26854
2993         PR rtl-optimization/34400
2994         PR rtl-optimization/34884
2995         * ddg.c (create_ddg_dep_from_intra_loop_link): Use
2996         DF_RD->gen.
2997         * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
2998         (df_rd_bb_info.expanded_lr_out): Deleted
2999         * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
3000         * loop_iv.c (iv_analysis_loop_init): Ditto.  * df-problems.c
3001         (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3002         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3003         Removed code to allocate, initialize or free expanded_lr_out.
3004         (df_rd_bb_local_compute_process_def): Restructured to make more
3005         understandable.
3006         (df_rd_confluence_n): Removed code to no apply invalidate_by_call
3007         sets if the sets are being trimmed.
3008
3009 2008-01-22  H.J. Lu  <hongjiu.lu@intel.com>
3010
3011         PR bootstrap/32287
3012         * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3013         (as_vers): Likewise.
3014         * configure: Regenerated.
3015
3016 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
3017
3018         PR middle-end/33092
3019         * tree-pass.h (pass_build_alias): New pass.
3020         * tree-ssa-alias.c (gate_build_alias): New.
3021         (pass_build_alias): New.
3022         * passes.c (init_optimization_passes): Add pass_build_alias after
3023         pass_create_structure_vars.
3024
3025 2008-01-22  Wolfgang Gellerich  <gellerich@de.ibm.com>
3026
3027         * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
3028         Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
3029         (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
3030         S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
3031         (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
3032         S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
3033         (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
3034         S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
3035         (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
3036         (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
3037         (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
3038         (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
3039         * config/s390/s390.md (FP_ALL): New mode iterator.
3040         (_d): New mode attribute.
3041         ("*signbit<mode>2>"): Changed mode of first operand.
3042         ("isinf<mode>2"): Changed mode of first operand.
3043         ("*TDC_insn"): Adaptation for DFP modes.
3044
3045 2008-01-22  Ben Elliston  <bje@au.ibm.com>
3046
3047         * tree.c (check_qualified_type): Improve function description.
3048
3049 2008-01-21  Jason Merrill  <jason@redhat.com>
3050
3051         PR c++/34196
3052         * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
3053         * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
3054         if it is set.
3055
3056 2008-01-21  DJ Delorie  <dj@redhat.com>
3057
3058         * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
3059         return zero.
3060
3061 2008-01-21  Richard Guenther  <rguenther@suse.de>
3062
3063         PR middle-end/34856
3064         * tree-cfg.c (verify_expr): Allow all invariant expressions
3065         instead of just constant class ones as reference argument.
3066         * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
3067         like any other constant.
3068         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3069
3070 2008-01-21  H.J. Lu  <hongjiu.lu@intel.com>
3071
3072         * regmove.c (fixup_match_1): Update call crossed frequencies.
3073
3074 2008-01-21  Richard Guenther  <rguenther@suse.de>
3075
3076         PR c/34885
3077         * tree-inline.c (setup_one_parameter): Deal with mismatched
3078         types using a VIEW_CONVERT_EXPR.
3079
3080 2008-01-21  Alon Dayan  <alond@il.ibm.com>
3081             Olga Golovanevsky  <olga@il.ibm.com>
3082         
3083         PR tree-optimization/34701
3084         * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
3085         when the structure size is not a power of 2.
3086
3087 2008-01-20  Kenneth Zadeck <zadeck@naturalbridge.com>
3088
3089         * doc/install.texi: Add doc for --enable-checking=df.
3090         
3091 2008-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
3092
3093         PR rtl-optimization/34808
3094         * emit-rtl.c (try_split): Handle REG_RETVAL notes.
3095
3096 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
3097
3098         * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
3099         input.
3100
3101 2008-01-19  Kenneth Zadeck <zadeck@naturalbridge.com>
3102
3103         PR rtl-optimization/26854
3104         PR rtl-optimization/34400
3105         * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
3106         DF_RD->gen.
3107         * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
3108         (df_rd_bb_info.expanded_lr_out): New.
3109         * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
3110         * loop_iv.c (iv_analysis_loop_init): Ditto.
3111         * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3112         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3113         Added code to allocate, initialize or free expanded_lr_out.
3114         (df_rd_bb_local_compute_process_def): Restructured to make
3115         more understandable.
3116         (df_rd_confluence_n): Add code to do nothing with fake edges and
3117         code to no apply invalidate_by_call sets if the sets are being trimmed.
3118         (df_lr_local_finalize): Renamed to df_lr_finalize.
3119         (df_live_local_finalize): Renamed to df_live_finalize.
3120
3121 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
3122
3123         PR target/34831
3124         * config/mips/mips.md (div<mode>3): Use <recip_condition> when
3125         deciding whether to use reciprocal instructions.
3126
3127 2008-01-19  Uros Bizjak  <ubizjak@gmail.com>
3128
3129         * dwarf2out.c (dwarf2out_switch_text_section): Do not call
3130         dwarf2out_note_section_used if cold_text_section is NULL.
3131
3132 2008-01-19  Jakub Jelinek  <jakub@redhat.com>
3133
3134         PR gcov-profile/34610
3135         * tree-cfg.c (make_edges): Mark both outgoing edges from
3136         OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
3137         * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
3138         from OMP_FOR and OMP_CONTINUE outgoing edges.
3139
3140         * tree-profile.c (tree_profiling): Return early if
3141         cfun->after_tree_profile != 0.  Set cfun->after_tree_profile
3142         at the end.
3143         * omp-low.c (expand_omp_parallel): Copy after_tree_profile
3144         from cfun to child_cfun.
3145         * function.h (struct function): Add after_tree_profile bit.
3146
3147 2008-01-19 Anatoly Sokolov <aesok@post.ru>
3148
3149         * config/avr/avr.S (_exit): Disable interrupt.
3150
3151 2008-01-18  Kenneth Zadeck  <zadeck@naturalbridge.com>
3152             Steven Bosscher  <stevenb.gcc@gmail.com>
3153
3154         PR rtl-optimization/26854
3155         PR rtl-optimization/34400
3156         * df-problems.c (df_live_scratch): New scratch bitmap.
3157         (df_live_alloc): Allocate df_live_scratch when doing df_live.
3158         (df_live_reset): Clear the proper bitmaps.
3159         (df_live_bb_local_compute): Only process the artificial defs once
3160         since the order is not important.
3161         (df_live_init): Init the df_live sets only with the variables
3162         found live by df_lr.
3163         (df_live_transfer_function): Use the df_lr sets to prune the
3164         df_live sets as they are being computed.  
3165         (df_live_free): Free df_live_scratch.
3166
3167 2008-01-18  Ian Lance Taylor  <iant@google.com>
3168
3169         * common.opt: Add fmerge-debug-strings.
3170         * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
3171         flag_merge_debug_strings rather than flag_merge_constants.
3172         * doc/invoke.texi (Option Summary): Mention
3173         -fmerge-debug-strings.
3174         (Debugging Options): Document -fmerge-debug-strings.
3175
3176 2008-01-18  Ian Lance Taylor  <iant@google.com>
3177
3178         PR c++/33407
3179         * tree.h (DECL_IS_OPERATOR_NEW): Define.
3180         (struct tree_function_decl): Add new field operator_new_flag.
3181         * tree-inline.c (expand_call_inline): When inlining a call to
3182         operator new, force the return value to go into a variable, and
3183         set DECL_NO_TBAA_P on that variable.
3184         * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
3185
3186 2008-01-18  Uros Bizjak  <ubizjak@gmail.com>
3187
3188         PR debug/34484
3189         * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
3190         DWARF2_DEBUGGING_INFO.
3191         (dwarf2out_note_section_used): Ditto.  Add prototype.
3192         (have_multiple_function_sections, text_section_used,
3193         cold_text_section_used, *cold_text_sections): Move declarations
3194         before their uses.
3195
3196 2008-01-17  Bob Wilson  <bob.wilson@acm.org>
3197
3198         * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
3199         field and add signal_ra.
3200         * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
3201         assignments to frame state pc.  Move end of stack check after
3202         MD_FALLBACK_FRAME_STATE_FOR.
3203         (uw_update_context_1): Use frame state signal_regs if set, instead
3204         of checking signal_frame flag.
3205         (uw_update_context): Use frame state signal_ra if set.
3206         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
3207         * config/xtensa/linux-unwind.h: New file.
3208
3209 2008-01-18  Bernhard Fischer  <aldot@gcc.gnu.org>
3210
3211         * modulo-sched.c (get_sched_window): Fix comment typo.
3212
3213 2008-01-17  Andrew MacLeod  <amacleod@redhat.com>
3214
3215         PR tree-optimization/34648
3216         * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
3217
3218 2008-01-17  Anatoly Sokolov <aesok@post.ru>
3219
3220         * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
3221         * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
3222
3223 2008-01-17  Seongbae Park  <seongbae.park@gmail.com>
3224
3225         PR rtl-optimization/34400
3226         * df-core.c (df_worklist_dataflow_overeager,
3227         df_worklist_dataflow_doublequeue): New functions.
3228         (df_worklist_dataflow): Two different worklist solvers.
3229         * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
3230         New param.
3231
3232 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
3233
3234         PR testsuite/34821
3235         * doc/invoke.texi: Document the dependence on pthread for fopenmp
3236         and ftree-parallelize-loops.
3237
3238 2008-01-17  Mircea Namolaru  <namolaru@il.ibm.com>
3239
3240         PR rtl-optimization/34826
3241         * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3242
3243 2008-01-17  Andreas Krebbel  <krebbel1@de.ibm.com>
3244
3245         * global.c (find_reg): Mark the eh regs as used if necessary.
3246         * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
3247         * ra.h (struct allocno): no_eh_reg field added.  Changed
3248         no_stack_reg type to bitfield.
3249
3250 2008-01-17  Eric Botcazou  <ebotcazou@adacore.com>
3251
3252         * tree.c (substitute_in_expr): Add missing 'break'.
3253
3254 2008-01-17  Richard Guenther  <rguenther@suse.de>
3255
3256         PR tree-optimization/34825
3257         * tree-ssa-math-opts.c (is_division_by): Do not recognize
3258         x / x as division to handle.
3259
3260 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3261
3262         * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3263         "-pthread" is specified.
3264         * pa-hpux11.h (LIB_SPEC): Likewise.
3265
3266 2008-01-16  Janis Johnson  <janis187@us.ibm.com>
3267             Peter Bergner  <bergner@vnet.ibm.com>
3268
3269         PR rtl-optimization/33796
3270         * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3271
3272 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3273
3274         PR libgfortran/34699
3275         * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3276         static links.
3277         * pa-hpux10.h (LINK_SPEC): Likewise.
3278         * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3279
3280 2008-01-16  Richard Guenther  <rguenther@suse.de>
3281
3282         PR middle-end/32628
3283         * fold-const.c (fold_convert_const_int_from_int): Do not
3284         set overflow if that occured only because of a sign extension
3285         change when converting from/to a sizetype with the same
3286         precision and signedness.
3287
3288 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
3289
3290         PR debug/34249
3291         * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3292         location address to the correct place.  Update copyright year.
3293
3294 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
3295
3296         * lambda-code.c (lambda_transform_legal_p): Handle the case of
3297         no dependences in the dependence_relations vector.
3298
3299 2008-01-16  Jan Hubicka  <jh@suse.cz>
3300
3301         PR rtl-optimization/31396
3302         * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3303         * cfg.c (dump_reg_info): Print it.
3304         * regs.h (struct reg_info_t): add freq_calls_crossed.
3305         (REG_FREQ_CALLS_CROSSED): New macro.
3306         * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3307         (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3308         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3309         regmove_optimize): Update call crossed frequencies.
3310         * local-alloc.c (struct qty): Add freq_calls_crossed.
3311         (alloc_qty): Copute freq_calls_crossed.
3312         (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3313         (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3314         * ra.h (struct allocno): Add freq_calls_crossed.
3315
3316 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
3317
3318         * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3319         libgomp when compiling with ftree-parallelize-loops.
3320         (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3321
3322 2008-01-16  Richard Guenther  <rguenther@suse.de>
3323
3324         PR tree-optimization/34769
3325         * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3326         * tree.c (int_cst_value): Instead make this function more
3327         permissive in what it accepts as valid input.  Document this
3328         function always sign-extends the value.
3329
3330 2008-01-16  Jakub Jelinek  <jakub@redhat.com>
3331             Richard Guenther  <rguenther@suse.de>
3332
3333         PR c/34668
3334         * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3335         (gimple_fold_indirect_ref_rhs): ... this.
3336         (gimple_fold_indirect_ref): New function with foldings
3337         that preserve lvalueness.
3338         (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3339         * tree-flow.h (gimple_fold_indirect_ref): Declare.
3340         * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3341         to fold an INDIRECT_REF, fall back to the old use of
3342         fold_indirect_ref_1.
3343
3344 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
3345
3346         * tree-data-ref.c (subscript_dependence_tester_1): Call 
3347         free_conflict_function.
3348         (compute_self_dependence): Same.
3349
3350 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
3351
3352         PR debug/34249
3353         * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3354         * dwarf2out.c (dwarf2out_switch_text_section): ... here.  Make
3355         function global.
3356         * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3357         Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3358         for DWARF2_UNWIND_INFO targets.
3359
3360 2008-01-16  Richard Guenther  <rguenther@suse.de>
3361
3362         PR c/34768
3363         * c-typeck.c (common_pointer_type): Do not merge inconsistent
3364         type qualifiers for function types.
3365
3366 2008-01-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
3367
3368         * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3369         loop_iterator li from previous commit.
3370
3371 2008-01-15  Sebastian Pop  <sebastian.pop@amd.com>
3372
3373         * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3374
3375 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
3376
3377         * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3378         (parallelize_loops): Don't parallelize irreducible components.
3379
3380 2008-01-14  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
3381
3382         PR c++/24924
3383         * c-opts (c_common_post_options): Do not enable CPP
3384         flag_pedantic_errors by default.
3385         
3386 2008-01-14  Eric Botcazou  <ebotcazou@adacore.com>
3387
3388         PR rtl-optimization/31944
3389         * cse.c (remove_pseudo_from_table): New function.
3390         (merge_equiv_classes): Use above function to remove pseudo-registers.
3391         (invalidate): Likewise.
3392
3393 2008-01-13  Richard Guenther  <rguenther@suse.de>
3394
3395         PR middle-end/34601
3396         * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3397         instead of TYPE_MODE to deal with calls from expand_one_error_var.
3398
3399 2008-01-13  Uros Bizjak  <ubizjak@gmail.com>
3400
3401         * gcse.c (cprop_jump): Call validate_unshare_change instead of
3402         validate_change to unshare the source of the PC set.
3403
3404 2008-01-12  Jan Hubicka  <jh@suse.cz>
3405
3406         PR middle-end/32135
3407         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3408         references above array bounds.  This might trigger bounds checks for
3409         pointers to arrays.
3410
3411 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
3412
3413         * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3414         new_replaceable_dependencies.
3415
3416 2008-01-12  Doug Kwan  <dougkwan@google.com>
3417
3418         * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3419         instead of OPT_Wreturn_type in warning due to ignored return type
3420         qualifiers.
3421         * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
3422         options included in -Wextra.
3423         * c.opt: New option -Wignored_qualifiers.
3424         * doc/invoke.texi (Warning Options, -Wextra): Add new option
3425         -Wignore_qualifiers.
3426         (-Wignored-qualifiers): Document.
3427         (-Wreturn-type): Remove description of functionality now handled
3428         by -Wignored-qualifiers.
3429
3430 2008-01-12  Eric Botcazou  <ebotcazou@adacore.com>
3431
3432         PR ada/33788
3433         * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
3434         NOP_EXPR if it is between integral types with the same precision.
3435
3436 2008-01-12  Jan Hubicka  <jh@suse.cz>
3437
3438         PR other/28023
3439         * invoke.texi (max-inline-recursive-depth): Fix default value.
3440
3441 2008-01-12  Zdenek Dvorak  <ook@ucw.cz>
3442
3443         * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
3444         correct type.
3445
3446 2008-01-11  Bob Wilson  <bob.wilson@acm.org>
3447         
3448         * config/xtensa/xtensa.c (override_options): Set flag_shlib.
3449         
3450 2008-01-11  James E. Wilson  <wilson@specifix.com>
3451
3452         PR target/26015
3453         * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
3454
3455 2008-01-11  Anatoly Sokolov <aesok@post.ru>
3456
3457         * config/avr/avr.c (expand_prologue, expand_epilogue): Don't 
3458         save/restore frame pointer register and don't use 'call-prologues' 
3459         optimization in function with "OS_task" attribute.
3460
3461 2008-01-11  Eric Botcazou  <ebotcazou@adacore.com>
3462
3463         PR middle-end/31309
3464         * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
3465         when copying to memory.
3466
3467 2008-01-11  Steven Bosscher  <stevenb.gcc@gmail.com>
3468
3469         PR rtl-optimization/30905
3470         * cfgcleanup.c: Include dce.h
3471         (crossjumps_occured): New global variable.
3472         (try_crossjump_bb): Exit loop after finding a fallthru edge.
3473         If something changed, set crossjumps_occured to true.
3474         (try_optimize_cfg): Clear crossjumps_occured at the beginning.
3475         Don't add/remove fake edges to exit here...
3476         (cleanup_cfg): ...but do it here, when crossjumping.
3477         Run a fast DCE when successful crossjumps occured in the latest
3478         iteration of try_optimize_cfg.
3479
3480 2008-01-11  Richard Guenther  <rguenther@suse.de>
3481
3482         * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
3483         (struct vn_unary_op_s): Likewise.
3484         (vn_reference_insert): Free old reference on hash collision.
3485
3486 2008-01-10  Raksit Ashok  <raksit@google.com>
3487
3488         PR rtl-optimization/27971
3489         * combine.c (find_split_point): Split PLUS expressions which are
3490         inside a MEM rtx, and whose first operand is complex.
3491
3492 2008-01-10  DJ Delorie  <dj@redhat.com>
3493
3494         * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
3495         (m32c_hard_regno_nregs): ...this, which is now a wrapper.
3496         (m32c_hard_regno_ok): Call the underlying function.
3497
3498 2008-01-10  Richard Guenther  <rguenther@suse.de>
3499
3500         PR middle-end/34683
3501         * tree-cfg.c (tree_merge_blocks): Do not go through the
3502         full-blown folding and stmt updating path if we just deal
3503         with virtual operands.
3504         * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
3505         test for abnormal SSA_NAMEs.
3506
3507 2008-01-10  Andreas Krebbel  <krebbel1@de.ibm.com>
3508
3509         PR middle-end/34641
3510         * reload.c (push_reload): Add assertions.  All constants from
3511         reg_equiv_constant should have been used for replacing the respective
3512         pseudo earlier.
3513         (find_reloads_address): Invoke find_reloads_address_part for
3514         constant taken from the reg_equiv_constant array.
3515
3516 2008-01-10  Steven Bosscher  <stevenb.gcc@gmail.com>
3517
3518         * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
3519         field (valnum) the first in the struct.  Replace bools with
3520         unit bit fields.
3521
3522 2008-01-10  Richard Guenther  <rguenther@suse.de>
3523
3524         PR tree-optimization/34651
3525         * tree-sra.c (sra_build_assignment): Sanitize.  Use the correct
3526         types and ordering for masking and converting.
3527
3528 2008-01-09  Sebastian Pop  <sebastian.pop@amd.com>
3529
3530         PR tree-optimization/34017
3531         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
3532         also for PHI_NODE expressions.
3533
3534 2008-01-09  Jan Hubicka  <jh@suse.cz>
3535
3536         PR tree-optimization/34708
3537         * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
3538         based on number of case labels.
3539         (init_inline_once): Remove switch_cost.
3540         * tree-inline.h (eni_weights_d): Remove switch_cost.
3541
3542 2008-01-09  Richard Guenther  <rguenther@suse.de>
3543         Andrew Pinski  <andrew_pinski@playstation.sony.com>
3544
3545         PR middle-end/30132
3546         * gimplify.c (gimplify_cond_expr): Do not create an addressable
3547         temporary if an rvalue is ok or an lvalue is not required.
3548
3549 2008-01-09  Richard Guenther  <rguenther@suse.de>
3550
3551         PR middle-end/34458
3552         * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
3553         adjust return type.
3554
3555 2008-01-09  Richard Guenther  <rguenther@suse.de>
3556
3557         PR middle-end/34679
3558         * tree.c (host_integerp): Check for sizetype only if the
3559         type is an integer type.
3560
3561 2008-01-09  Steven Bosscher  <stevenb.gcc@gmail.com>
3562
3563         PR debug/26364
3564         * opts.c (decode_options): Disable inlining of functions called
3565         once if not in unit-at-a-time mode.
3566
3567 2008-01-09  Alexandre Oliva  <aoliva@redhat.com>
3568
3569         * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
3570
3571 2008-01-08  Richard Guenther  <rguenther@suse.de>
3572
3573         PR middle-end/31863
3574         * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
3575         out early if the result will be unused.
3576
3577 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
3578
3579         PR target/34709
3580         Revert:
3581
3582         2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
3583         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3584         for TARGET_RECIP.       
3585         
3586 2008-01-08  Jan Sjodin  <jan.sjodin@amd.com>
3587         
3588         * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
3589         for vectorization tuned.
3590         
3591 2008-01-08  Richard Guenther  <rguenther@suse.de>
3592
3593         PR tree-optimization/34683
3594         * tree-ssa-operands.c (operand_build_cmp): Export.
3595         * tree-ssa-operands.h (operand_build_cmp): Declare.
3596         * tree-vn.c (vuses_compare): Remove.
3597         (sort_vuses): Use operand_build_cmp.
3598         (sort_vuses_heap): Likewise.
3599         * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
3600         to re-use old VEC if available.  Do not sort already sorted VUSEs.
3601         (vdefs_to_vec): Do not sort already sorted VDEFs.
3602
3603 2008-01-08  Jakub Jelinek  <jakub@redhat.com>
3604
3605         PR middle-end/34694
3606         * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
3607
3608 2008-01-08  Uros Bizjak  <ubizjak@gmail.com>
3609
3610         PR target/34702
3611         * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
3612         limitations of reciprocal sequences on x86 targets.
3613
3614 2008-01-08  Richard Guenther  <rguenther@suse.de>
3615
3616         PR tree-optimization/34683
3617         * tree-flow-inline.h (var_ann): Remove overzealous asserts.
3618
3619 2008-01-07  Jakub Jelinek  <jakub@redhat.com>
3620
3621         PR target/34622
3622         * config/darwin.c (darwin_mergeable_string_section): Don't use
3623         .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
3624
3625 2008-01-07  Uros Bizjak  <ubizjak@gmail.com>
3626
3627         PR target/34682
3628         * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
3629         negxf2.  Macroize expander using X87MODEF mode iterator.  Change
3630         predicates of op0 and op1 to register_operand.
3631         (abs<mode>2): Rename from abssf2, absdf2 and negxf2.  Macroize
3632         expander using X87MODEF mode iterator.  Change predicates of
3633         op0 and op1 to register_operand.
3634         ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
3635         corresponding patterns and macroize using MODEF macro.  Change
3636         predicates of op0 and op1 to register_operand and remove
3637         "m" constraint. Disparage "r" alternative with "!".
3638         ("*absneg<mode>2_i387"): Rename from corresponding patterns and
3639         macroize using X87MODEF macro.  Change predicates of op0 and op1
3640         to register_operand and remove "m" constraint.  Disparage "r"
3641         alternative with "!".
3642         (absneg splitter with memory operands): Remove.
3643         ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
3644         patterns and macroize using X87MODEF mode iterator.
3645         * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
3646         Change predicate of op1 to register_operand.
3647         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
3648         for memory operands.
3649
3650 2008-01-07  Nathan Froyd  <froydnj@codesourcery.com>
3651
3652         * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
3653
3654 2008-01-07  Richard Guenther  <rguenther@suse.de>
3655
3656         * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
3657         fields.
3658
3659 2008-01-07  Richard Guenther  <rguenther@suse.de>
3660
3661         PR tree-optimization/34683
3662         * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
3663         VOPs of the needed size to save memory.  Use VEC_quick_push
3664         to save compile-time.
3665         (vdefs_to_vec): Likewise.
3666
3667 2008-01-07  Sa Liu  <saliu@de.ibm.com>
3668
3669         * config/spu/spu.md (divdf3): Genetate inline code for double
3670         division.  The implementation doesn't handle INF or NAN, therefore it
3671         only applies when -ffinite-math-only is given.
3672
3673 2008-01-06  Paolo Carlini  <pcarlini@suse.de>
3674
3675         PR libstdc++/34680
3676         * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
3677         * doc/cpp.texi ([Common Predefined Macros]): Document.
3678
3679 2008-01-06  Uros Bizjak  <ubizjak@gmail.com>
3680
3681         * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
3682         order to use commutative addition instead of subtraction.
3683
3684 2008-01-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
3685             Mircea Namolaru  <namolaru@il.ibm.com>
3686             Vladimir Yanovsky  <yanov@il.ibm.com>
3687             Revital Eres  <eres@il.ibm.com>
3688
3689         PR tree-optimization/34263
3690         * tree-outof-ssa.c (process_single_block_loop_latch,
3691         contains_tree_r): New functions.
3692         (analyze_edges_for_bb): Call process_single_block_loop_latch
3693         function to empty single-basic-block latch block if possible.
3694
3695 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
3696
3697         * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
3698         for TARGET_RECIP.
3699         (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
3700
3701 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
3702
3703         * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
3704
3705 2008-01-05  Richard Sandiford  <rsandifo@nildram.co.uk>
3706
3707         * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
3708
3709 2008-01-05  Jakub Jelinek  <jakub@redhat.com>
3710
3711         PR tree-optimization/34618
3712         * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
3713         flag from T.
3714
3715 2008-01-05  Uros Bizjak  <ubizjak@gmail.com>
3716
3717         PR target/34673
3718         * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
3719         in the call to gen_rtx_NE.  Remove unneeded VECTOR_MODE_P check.
3720         Update copyright year.
3721
3722         * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
3723         Update copyright year.
3724         * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
3725         using NR fixup.
3726
3727 2008-01-05  Zhouyi Zhou  <zhouzhouyi@FreeBSD.org>
3728
3729         * tree-vrp.c (find_conditional_asserts): Remove redundant check that
3730         edge does not point to current bb before changing need_assert.
3731
3732 2008-01-04  Richard Guenther  <rguenther@suse.de>
3733
3734         PR middle-end/34029
3735         * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
3736         for verifying purposes if they are is_gimple_min_invariant.
3737
3738 2008-01-04  Aldy Hernandez  <aldyh@redhat.com>
3739
3740         PR tree-optimization/34448
3741         PR tree-optimization/34465
3742         * gimplify.c (gimplify_init_constructor): Add new parameter
3743         notify_temp_creation.  Use it.
3744         (gimplify_modify_expr_rhs): Take volatiles into account when
3745         optimizing constructors.
3746         Do not optimize constructors if gimplify_init_constructor will dump to
3747         memory.
3748         * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
3749         * gcc.c-torture/compile/pr34448.c: New.
3750
3751 2008-01-04  Jakub Jelinek  <jakub@redhat.com>
3752
3753         PR gcov-profile/34609
3754         * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
3755         return_slot if result is TREE_ADDRESSABLE.
3756
3757 2008-01-04  Richard Sandiford  <rsandifo@nildram.co.uk>
3758
3759         * config/mips/mips.md (sqrt_condition): Tweak comment.
3760         (recip_condition): Likewise.  Require TARGET_FLOAT64 for DFmode.
3761
3762 2008-01-03  Tom Tromey  <tromey@redhat.com>
3763
3764         PR c/34457
3765         * c-common.c (c_type_hash): Handle VLAs.
3766
3767 2008-01-03  Jan Hubicka  <jh@suse.cz>
3768
3769         PR tree-optimization/31081
3770         * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
3771         0 when inlining and not inlining to first basic block.
3772         (remap_decl): When var is initialized to 0, don't set default_def.
3773         (expand_call_inline): Set entry_bb.
3774         * tree-inline.h (copy_body_data): Add entry_bb.
3775
3776 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
3777
3778         PR c++/34619
3779         * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
3780         before returning.
3781
3782         PR tree-optimization/29484
3783         * tree-inline.c (inline_forbidden_p_2): New function.
3784         (inline_forbidden_p): Disallow inlining if some static var
3785         has an address of a local LABEL_DECL in its initializer.
3786         * doc/extend.texi (Labels as Values): Document &&foo behaviour
3787         vs. inlining.
3788
3789 2008-01-03  Sebastian Pop  <sebastian.pop@amd.com>
3790
3791         PR tree-optimization/34635
3792         * tree-data-ref.c (add_other_self_distances): Make sure that the
3793         evolution step is constant.
3794
3795 2008-01-03  Jakub Jelinek  <jakub@redhat.com>
3796
3797         PR middle-end/34608
3798         * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
3799
3800 2008-01-02  Richard Sandiford  <rsandifo@nildram.co.uk>
3801
3802         * tree-sra.c (scalarize_init): Insert the generate_element_init
3803         statements after the generate_element_zero statements.
3804
3805 2008-01-02  Richard Guenther  <rguenther@suse.de>
3806
3807         PR middle-end/34093
3808         PR middle-end/31976
3809         * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
3810         for very large number of operands instead of ICEing.
3811
3812 2008-01-02  Arthur Norman <acn1@cam.ac.uk>
3813
3814         PR target/34013
3815         * gcc/config/i386/i386.c (ix86_expand_prologue): Save red-zone
3816         while stack probing.
3817
3818 2008-01-01  Douglas Gregor  <doug.gregor@gmail.com>
3819
3820         * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
3821         in C++0x mode.
3822
3823 2008-01-01  Volker Reichelt  <v.reichelt@netcologne.de>
3824
3825         PR libmudflap/26442
3826         * tree-mudflap.c (mx_register_decls): Guard warning by
3827         !DECL_ARTIFICIAL check.
3828
3829 2008-01-01  Jakub Jelinek  <jakub@redhat.com>
3830
3831         * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
3832         sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
3833         sse5_perm<mode>): Fix constraints.