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2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2008-03-11  Andrew Pinski  <andrew_pinski@playstation.sony.com>
2
3         * ipa-reference.c (static_execute): Remove module_statics_const and
4         associated setting code.
5
6 2008-03-11  Uros Bizjak  <ubizjak@gmail.com>
7
8         PR target/35540
9         * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
10         constraint for operand 1.
11         (paritysi2_cmp): Use register_operand constraint for operand 2.
12         Use earlyclobber modifier for operand 1.  Remove support for
13         memory operands.
14         (paritydi2_cmp): Use register_operand constraint for operand 3.
15         Use earlyclobber modifier for operand 1.  Remove support for
16         memory operands.
17
18 2008-03-11  Paul Brook  <paul@codesourcery.com>
19             Vladimir Prus  <vladimir@codesourcery.com>
20
21         * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
22         (arm_compute_save_reg0_reg12_mask): Always
23         check if register 11 must be saved.  Always safe hard frame pointer
24         when frame_pointer_needeed.
25         (arm_compute_save_reg_mask): Save IP and PC
26         only with apcs frames.
27         (arm_output_epilogue): Adjust Thumb2 codepath to
28         be also invoked and work for ARM non-apcs frames.
29         (arm_expand_prologue): Don't bother saving IP
30         for non-apcs frame, since it's not clobbered by
31         prologue code.  Implement non-apcs frame
32         layout.
33
34 2008-03-11  Paolo Bonzini  <bonzini@gnu.org>
35
36         PR rtl-optimization/35281
37         * expr.c (convert_move): Use a new pseudo for the intermediate
38         from_mode->word_mode result.
39
40 2008-03-11  Paolo Bonzini  <bonzini@gnu.org>
41
42         * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
43         * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
44         * toplev.c (compile_file): Don't call it.
45
46 2008-03-11  Uros Bizjak  <ubizjak@gmail.com>
47
48         PR middle-end/35526
49         * expr.c (store_expr): Call emit_block_move if the mode
50         of "temp" RTX is BLKmode.
51
52 2008-03-11  Andrew Pinski  <andrew_pinski@playstation.sony.com>
53             Richard Guenther  <rguenther@suse.de>
54
55         PR tree-optimization/31358
56         * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
57         the step with a NULL_TREE.
58         * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
59         to sizetype if type is a pointer type.
60         (add_candidate_1): Don't convert the base and step to
61         the generic type if the orginal type is a pointer type.
62         (add_iv_value_candidates): Use sizetype for the step
63         if type is a pointer type.
64         (cand_value_at): Likewise.
65         * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
66         for pointer types.
67         * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
68         Don't convert the tem affine to the type.
69         (add_elt_to_tree): Use sizetype for the step if a pointer.
70         Use POINTER_PLUS_EXPR for pointers.
71         (aff_combination_to_tree): Use sizetype for the step if a
72         pointer.
73
74 2008-03-10  Vladimir Makarov  <vmakarov@redhat.com>
75
76         * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
77         Remove commutativity hint.
78
79 2008-03-10  Jakub Jelinek  <jakub@redhat.com>
80
81         PR c/35438
82         PR c/35439
83         * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
84         errorneous type.  Check that v is a VAR_DECL.
85
86         PR middle-end/35099
87         * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
88
89 2008-03-10  H.J. Lu  <hongjiu.lu@intel.com>
90
91         PR tree-optimization/35494
92         * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
93         may be overriden at link and run time.
94
95 2008-03-10  Richard Guenther  <rguenther@suse.de>
96
97         PR tree-optimization/34677
98         * tree-ssa-pre.c (modify_expr_node_pool): Remove.
99         (poolify_tree): Likewise.
100         (modify_expr_template): Likewise.
101         (poolify_modify_stmt): Likewise.
102         (insert_fake_stores): Handle all component-ref style stores
103         in addition to INDIRECT_REF.  Also handle complex types.
104         Do not poolify the inserted load.
105         (realify_fake_stores): Do not rebuild the tree but only
106         make it a SSA_NAME copy.
107         (init_pre): Remove initialzation of modify_expr_template.
108         Do not allocate modify_expr_node_pool.
109         (fini_pre): Do not free modify_expr_node_pool.
110
111 2008-03-10  Paul Brook  <paul@codesourcery.com>
112
113         * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
114         to avoid conflicts.
115
116 2008-03-10  Paul Brook  <paul@codesourcery.com>
117             Mark Shinwell  <shinwell@codesourcery.com>
118
119         * config/arm/cortex-r4.md: New.
120         * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
121         insn attributes.
122         * config/arm/arm.md: Include cortex-r4.md.
123         (insn): Add smmls, sdiv and udiv values.
124         (generic_sched): Don't use generic scheduling for Cortex-R4.
125         (arm_issue_rate): New function.
126         (TARGET_SCHED_ISSUE_RATE): Define.
127
128 2008-03-10  Sebastian Pop  <sebastian.pop@amd.com>
129
130         * doc/invoke.texi (-ftree-loop-distribution): Add an example.
131
132 2008-03-10  Richard Guenther  <rguenther@suse.de>
133
134         * tree-ssa-pre.c (get_sccvn_value): Simplify.
135         (compute_avail): Do not add stmt uses to AVAIL_OUT.
136
137 2008-03-10  Paolo Bonzini  <bonzini@gnu.org>
138
139         * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
140         Set default to true.
141
142 2008-03-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
143
144         * c.opt (Wsynth): Deprecate.
145         * doc/invoke.texi (Option Summary, Warning Options): Document
146         -Wno-format-contains-nul.
147
148 2008-03-09  Uros Bizjak  <ubizjak@gmail.com>
149
150         PR target/35496
151         * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
152         ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
153
154 2008-03-09  Ira Rosen  <irar@il.ibm.com>
155
156         * config/rs6000/rs6000.c (builtin_description): Rename vector
157         left shift operations.
158         * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
159         (altivec_vsl<VI_char>): Rename to ...
160         (ashl<mode>3): ... new name.
161         (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
162         gen_ashlv4si3.
163         (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
164
165 2008-03-08  Richard Guenther  <rguenther@suse.de>
166
167         * coverage.h (tree_coverage_counter_addr): Declare.
168         * coverage.c (tree_coverage_counter_addr): New function.
169         * tree-profile.c (tree_gen_edge_profiler): Unshare counter
170         before using again.
171         (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
172         (tree_gen_one_value_profiler): Likewise.
173         (tree_gen_ic_profiler): Likewise.
174         (tree_gen_average_profiler): Likewise.
175         (tree_gen_ior_profiler): Likewise.
176
177 2008-03-08  Richard Guenther  <rguenther@suse.de>
178
179         * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
180         (vn_binary_op_insert): Likewise.
181         (vn_unary_op_lookup): Likewise.
182         (vn_unary_op_insert): Likewise.
183         (vn_nary_op_lookup): Declare.
184         (vn_nary_op_insert): Likewise.
185         * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
186         and binary hashes, use a single obstack for unary_op_pool
187         and binary_op_pool.
188         (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
189         a single struct vn_nary_op_s.  Store tree code length and
190         a variable number of operands.
191         (struct vn_reference_op_struct): Remove unused op2.
192         (vn_reference_op_eq): Do not compare op2.
193         (vn_reference_op_compute_hash): Do not compute hash of op2.
194         (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
195         (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
196         with vn_nary_op_compute_hash.
197         (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
198         (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
199         vn_nary_op_lookup.
200         (vn_unary_op_insert, vn_binary_op_insert): Replace with
201         vn_nary_op_insert.
202         (visit_unary_op): Call nary functions.
203         (visit_binary_op): Likewise.
204         (process_scc): Adjust for struct vn_tables_s changes.
205         (allocate_vn_table): Likewise.
206         (free_vn_table): Likewise.
207         * tree-vn.c (vn_add): Call nary functions.
208         (vn_lookup): Likewise.
209
210 2008-03-08  Jakub Jelinek  <jakub@redhat.com>
211
212         PR target/35498
213         * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
214         wdst back after sync_compare_and_swapqhi_internal.
215
216 2008-03-08  Uros Bizjak  <ubizjak@gmail.com>
217
218         PR target/22152
219         * config/i386/i386-modes.def (V1DI): New vector mode.
220         * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
221         * config/i386/mmx.md (MMXMODEI8): New mode iterator.
222         (MMXMODE248): Ditto.
223         (MMXMODE): Add V1DI mode.
224         (mmxvecsize): Change DI mode to V1DI mode.
225         ("mov<mode>): Use MMXMODEI8 mode iterator.
226         ("*mov<mode>_internal_rex64"): Ditto.
227         ("*mov<mode>_internal"): Ditto.
228         ("mmx_add<mode>3"): Ditto.  Handle V1DImode for TARGET_SSE2.
229         ("mmx_sub<mode>3"): Ditto.
230         ("mmx_adddi3"): Remove insn pattern.
231         ("mmx_subdi3"): Ditto.
232         ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
233         ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
234         ("mmx_ashl<mode>3"): Ditto.
235         ("mmx_lshrdi3"): Remove insn pattern.
236         ("mmx_ashldi3"): Ditto.
237         * config/i386/i386.c (classify_argument): Handle V1DImode.
238         (function_arg_advance_32): Ditto.
239         (function_arg_32): Ditto.
240         (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
241         mmx_addv1di3 insn pattern.
242         [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
243         [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
244         IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
245         IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
246         Remove definitions of built-in functions.
247         (V1DI_type_node): New node.
248         (v1di_ftype_v1di_int): Ditto.
249         (v1di_ftype_v1di_v1di): Ditto.
250         (v2si_ftype_v2si_si): Ditto.
251         (v4hi_ftype_v4hi_di): Remove node.
252         (v2si_ftype_v2si_di): Ditto.
253         (ix86_init_mmx_sse_builtins): Handle V1DImode.
254         (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
255         Redefine builtins using def_builtin_const with *_ftype_*_int node.
256         (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
257         Add new builtins using def_builtin_const.
258         (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
259         IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
260         IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
261         * config/i386/mmintrin.h (__v1di): New typedef.
262         (_mm_add_si64): Cast arguments to __v1di type.
263         (_mm_sub_si64): Ditto.
264         (_mm_sll_pi16): Cast __count to __v4hi type.
265         (_mm_sll_pi32): Cast __count to __v2si type.
266         (_mm_sll_si64): Cast arguments to __v1di type.
267         (_mm_srl_pi16): Cast __count to __v4hi type.
268         (_mm_srl_pi32): Cast __count to __v2si type.
269         (_mm_srl_si64): Cast arguments to __v1di type.
270         (_mm_sra_pi16): Cast __count to __v4hi type.
271         (_mm_sra_pi32): Cast __count to __v2si type.
272         (_mm_slli_pi16): Use __builtin_ia32_psllwi.
273         (_mm_slli_pi32): Use __builtin_ia32_pslldi.
274         (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
275         (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
276         (_mm_srli_pi32): Use __builtin_ia32_psrldi.
277         (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
278         (_mm_srai_pi16): Use __builtin_ia32_psrawi.
279         (_mm_srai_pi32): Use __builtin_ia32_psradi.
280         * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
281         * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
282         __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
283         __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
284
285 2008-03-07  Joseph Myers  <joseph@codesourcery.com>
286
287         * doc/include/texinfo.tex: Update to version 2008-03-07.10.
288
289 2008-03-07  Peter Bergner  <bergner@vnet.ibm.com>
290
291         PR target/35373
292         * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
293         reg+const addressing for Altivec modes.  Don't generate reg+reg
294         addressing for TFmode or TDmode quantities.
295
296 2008-03-07  Paolo Bonzini  <bonzini@gnu.org>
297
298         * c-common.c (vector_types_convertible_p): Call langhook
299         instead of comptypes.
300
301 2008-03-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
302
303         PR tree-opt/35402
304         * tree-ssa-ccp.c (get_symbol_constant_value): Handle
305         integral and scalar float variables which have a
306         NULL DECL_INITIAL.
307
308 2008-03-06  Nathan Froyd  <froydnj@codesourcery.com>
309
310         * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
311         dwarf_register_span hook when emitting unwind information for
312         register-to-memory saves.
313         * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
314         (rs6000_frame_related): Remove call to spe_synthesize_frame.
315
316 2008-03-06  Jakub Jelinek  <jakub@redhat.com>
317
318         * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
319         for the same VAR_DECL.
320
321 2008-03-06  Tom Tromey  <tromey@redhat.com>
322
323         * treelang: Delete.
324         * doc/standards.texi (Standards): Don't mention treelang.
325         * doc/invoke.texi (Overall Options): Don't mention treelang.
326         * doc/install.texi (Prerequisites): Don't mention bison or
327         treelang.
328         (Configuration): Don't mention treelang.
329         (Building): Likewise.
330         * doc/frontends.texi (G++ and GCC): Don't mention treelang.
331
332 2008-03-06  Paolo Bonzini  <bonzini@gnu.org>
333
334         * simplify-rtx.c (simplify_subreg): Remove useless shifts from
335         word-extractions out of a multi-word object.
336
337 2008-03-06  Richard Guenther  <rguenther@suse.de>
338
339         * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
340         * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
341         result type and precision.
342         * expr.c (get_inner_reference): Set unsignedp based on the result
343         type of BIT_FIELD_REF.
344         * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
345         * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
346         (try_instantiate_multiple_fields): Likewise.  Use the correct type
347         for BIT_FIELD_REF.
348         (sra_build_assignment): Likewise.
349         (sra_build_elt_assignment): Likewise.
350         (sra_explode_bitfield_assignment): Likewise.
351         * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
352         * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
353         set BIT_FIELD_REF_UNSIGNED.
354         (vectorizable_load): Likewise.
355
356 2008-03-06  Andreas Krebbel  <krebbel1@de.ibm.com>
357
358         * cse.c (cse_extended_basic_block): Invalidate artificial defs
359         at bb start.
360
361 2008-03-06  Richard Guenther  <rguenther@suse.de>
362
363         * alias.c (struct alias_set_entry): Move has_zero_child field
364         to pack with alias_set.
365
366 2008-03-05  H.J. Lu  <hongjiu.lu@intel.com>
367
368         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
369         32bit host.
370
371 2008-03-05  Ian Lance Taylor  <iant@google.com>
372
373         * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
374
375 2008-03-05  Kenneth Zadeck <zadeck@naturalbridge.com>
376
377         * fwprop.c (update_df): Support width and offset parameters of
378         df_ref_create.
379         * ra-conflict.c (mark_reg_store, clear_reg_in_live,
380         global_conflicts): Change DF_REF_EXTRACT to either
381         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
382         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
383         * df-scan.c (df_ref_record, df_defs_record,
384         df_ref_create_structure, df_def_record_1, df_uses_record,
385         df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
386         df_bb_refs_collect, df_entry_block_defs_collect,
387         df_exit_block_uses_collect): Support new width and offset fields.
388         (ref_extract_pool): New storage pool.
389         (df_free_ref): New function.
390         (df_reg_chain_unlink, df_free_collection_rec,
391         df_sort_and_compress_refs): Call df_free_ref.
392         (df_ref_equal_p, df_ref_compare): Compare offset and width fields
393         of df_ref_extract.
394         (df_ref_create_structure): Allocate df_ref_extract if offset and
395         width fields are used.
396         (df_def_record_1): Get offset and width from ZERO_EXTRACT.
397         (df_uses_record): Get offset and width from ZERO_EXTRACT 
398         and SIGN_EXTRACT.
399         * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
400         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
401         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
402         * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
403         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
404         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
405         (df_ref_extract): New structure.
406         (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
407         (df_ref_create): Add width and offset parameters.
408         
409 2008-03-05  Richard Guenther  <rguenther@suse.de>
410
411         * tree-ssa-structalias.c (get_constraint_for_component_ref):
412         Use ranges_overlap_p.
413         (offset_overlaps_with_access): Rename
414         to ranges_overlap_p and move ...
415         * tree-flow-inline.h (ranges_overlap_p): ... here.
416
417         * tree.h (get_inner_reference, handled_component_p): Update
418         comments.
419
420         * tree.h (record_component_aliases, get_alias_set,
421         alias_sets_conflict_p, alias_sets_must_conflict_p,
422         objects_must_conflict_p): Move declarations ...
423         * alias.h (record_component_aliases, get_alias_set,
424         alias_sets_conflict_p, alias_sets_must_conflict_p,
425         objects_must_conflict_p): ... here.
426         Include coretypes.h.
427         * Makefile.in (ALIAS_H): Add coretypes.h dependency.
428
429 2008-03-05  Aldy Hernandez  <aldyh@redhat.com>
430
431         * cfg.c: Include tree-flow.h.
432         (remove_edge_raw): Call redirect_edge_var_map_clear.
433         (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
434         * tree-flow-inline.h (redirect_edge_var_map_def): New.
435         (redirect_edge_var_map_result): New.
436         * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
437         PENDING_STMT use with redirect_edge_var_map_*.
438         * tree-ssa.c (edge_var_maps): New definition.
439         (redirect_edge_var_map_add): New.
440         (redirect_edge_var_map_clear): New.
441         (redirect_edge_var_map_dup): New.
442         (redirect_edge_var_map_vector): New.
443         (redirect_edge_var_map_destroy): New.
444         (ssa_redirect_edge): Replace PENDING_STMT use with
445         redirect_edge_var_map_*.
446         (flush_pending_stmts): Same.
447         (delete_tree_ssa): Destroy edge var map.
448         * tree-flow.h (struct _edge_var_map): New.
449         Define edge_var_map vector type.
450         Declare redirect_edge_var_map_* prototypes.
451         * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
452         * tree-cfg.c (reinstall_phi_args): Replace
453         PENDING_STMT use with redirect_edge_var_map_*.
454
455 2008-03-05  Richard Guenther  <rguenther@suse.de>
456
457         PR tree-optimization/35472
458         * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
459         whose single use_stmt has a overlapping set of loaded and
460         stored symbols as that use_stmt might be a noop assignment then.
461
462 2008-03-05  Joel Sherrill <joel.sherrill@oarcorp.com>
463
464         * gthr-rtems.h: Implement __gthread_mutex_destroy.
465
466 2008-03-05  Richard Guenther  <rguenther@suse.de>
467
468         PR c++/35336
469         * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
470         should be constants.
471         * tree-cfg.c (verify_expr): Verify it.
472         * fold-const.c (fold_truthop): Remove code generating
473         BIT_FIELD_REFs of structure bases.
474         (fold_binary): Likewise.
475         (fold_ternary): Position and size of BIT_FIELD_REFs are
476         always host integers.
477         (make_bit_field_ref): Remove.
478         (optimize_bit_field_compare): Remove.
479         (all_ones_mask_p): Remove.
480
481 2008-03-05  Gabor Loki  <loki@gcc.gnu.org>
482
483         PR gcc/33009
484         * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
485         (split_block_and_df_analyze): New. Split basic block and rebuild
486         dataflow.
487         (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
488         SPLIT_BLOCK.
489         (split_pattern_seq): Likewise.
490         (erase_matching_seqs): Likewise.
491         (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
492
493 2008-03-04  Geoff Keating  <geoffk@apple.com>
494
495         * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
496         declaration and code.
497         (tree_invalid_nonnegative_warnv_p): Likewise.
498
499 2008-03-05  Serge Belyshev  <belyshev@depni.sinp.msu.ru>
500
501         * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
502         examples.  Truncate option-names then causing overfull hbox.
503
504 2008-03-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
505
506         PR target/35222
507         * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
508         on hpux10.
509         * configure: Rebuilt.
510
511 2008-03-04  Rafael Espindola  <espindola@google.com>
512
513         * fold-const.c (tree_simple_nonnegative_warnv_p): New.
514         (tree_unary_nonnegative_warnv_p): New.
515         (tree_binary_nonnegative_warnv_p): New.
516         (tree_single_nonnegative_warnv_p): New.
517         (tree_invalid_nonnegative_warnv_p): New.
518         (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
519
520 2008-03-04  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
521
522         PR 28322
523         * opts.c (handle_option): Postpone 'unknown option' errors only for
524         warning options.
525
526 2008-03-04  H.J. Lu  <hongjiu.lu@intel.com>
527
528         PR target/35453
529         * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
530         (_SIDD_XXX): This.
531
532 2008-03-04  Rafael Espindola  <espindola@google.com>
533
534         * fold-const.c (tree_unary_nonzero_warnv_p): New.
535         (tree_binary_nonzero_warnv_p): New.
536         (tree_single_nonzero_warnv_p): New.
537         (tree_expr_nonzero_warnv_p): Redefine using the new functions.
538
539 2008-03-04  Uros Bizjak  <ubizjak@gmail.com>
540
541         PR middle-end/35456
542         * fold-const.c (fold_cond_expr_with_comparison): Prevent
543         transformations for modes that have signed zeros.
544         * ifcvt.c (noce_try_abs): Ditto.
545
546 2008-03-04  Joseph Myers  <joseph@codesourcery.com>
547
548         * config/i386/i386.c (override_options): Force
549         -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
550
551 2008-03-04  Jan Hubicka  <jh@suse.cz>
552
553         PR c++/35262
554         * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
555         in last commit.
556
557 2008-03-04  Danny Smith  <dannysmith@users.sourceforge.net>
558
559         * config/i386/i386.md (allocate_stack_worker_32): Use  __chkstk
560         label to probe the stack.
561
562 2008-03-04  Danny Smith  <dannysmith@users.sourceforge.net>
563
564         * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
565         (__gthr_win32_mutex_destroy): Declare.
566         [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
567         __gthr_win32_mutex_destroy.
568         * config/i386/gthr-win32.c  (__gthr_win32_mutex_destroy): Define.
569
570 2008-03-03  Jan Hubicka  <jh@suse.cz>
571
572         PR c++/35262
573         * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
574         aggressive on inlining cold calls.
575
576 2008-03-03  Richard Guenther  <rguenther@suse.de>
577
578         * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
579         struct copies into the expression table.
580         (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
581         (try_to_simplify): Likewise.
582         * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
583         integral and pointer arguments which do not change the
584         precision to NOP_EXPRs.
585         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
586         VIEW_CONVERT_EXPR case.
587
588 2008-03-02  Sebastian Pop  <sebastian.pop@amd.com>
589
590         * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
591         defined in a loop at depth 0 is invariant.
592         * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
593         * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
594         be called at loop depth 0.
595
596 2008-03-02  Jakub Jelinek  <jakub@redhat.com>
597
598         PR driver/35420
599         * gcc.c (process_command): Update copyright notice dates.
600         * gcov.c (print_version): Likewise.
601         * gcov-dump.c (print_version): Likewise.
602         * mips-tfile.c (main): Likewise.
603         * mips-tdump.c (main): Likewise.
604
605 2008-03-02  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
606
607         PR 24924
608         * c-common.c (flag_permissive): Delete.
609         (constant_expression_warnings): Check flags first.
610         (constant_expression_error): New.
611         * c-common.h (flag_permissive): Delete.
612         (constant_expression_error): Declare.
613         * flags.h (flag_permissive): Declare. Update description.
614         * diagnostic.c (pedwarn): Update.
615         (permerror): New.
616         * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
617         (permissive_error_kind): New.
618         * toplev.c (flag_permissive): Define. Update description.
619         * toplev.h (permissive_error_kind): Declare.
620         * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
621         (pedwarn_c90): Use pedantic_warning_kind.
622         * c-opts.c (c_common_post_options): flag_permissive does not affect
623         flag_pedantic_errors.
624
625 2008-03-02  Joseph Myers  <joseph@codesourcery.com>
626
627         * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
628         __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
629         __absvsi2, __absvDI2): Use unsigned arithmetic.
630
631 2008-03-02  Andi Kleen  <ak@suse.de>
632             Richard Guenther  <rguenther@suse.de>
633
634         * struct-equiv.c: Remove file.
635         * cfg_cleanup.c (condjump_equiv_p): Remove.
636         * Makefile.in (OBJS-common): Remove struct-equiv.o.
637         (struct-equiv.o): Remove rule.
638         * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
639         insns_match_p, struct_equiv_block_eq, struct_equiv_init, 
640         rtx_equiv_p, condjump_equiv_p): Remove prototypes.
641
642 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
643
644         * ifcvt.c (noce_process_if_block): Try to handle only the then
645         block if the else block exists but isn't suitable.
646
647 2008-03-01  Janne Blomqvist  <jb@gcc.gnu.org>
648
649         PR gcc/35063
650         * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
651         * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
652         regression from previous patch.
653
654 2008-03-01  Janne Blomqvist  <jb@gcc.gnu.org>
655
656         PR gcc/35063
657         * gthr.h: Add __gthread_mutex_destroy as a function that must be
658         implemented.
659         * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
660         * gthr-single.h (__gthread_mutex_destroy): Likewise.
661         * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
662         * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
663         * gthr-nks.h (__gthread_mutex_destroy): Likewise.
664         * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
665         * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
666         (__gthread_mutex_destroy_function): Rename to
667         __gthread_mutex_destroy.
668         * gthr-dce.h (__gthread_mutex_destroy): Call
669         pthread_mutex_destroy.
670         * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
671         * gthr-posix.h (__gthread_mutex_destroy): Likewise.
672         * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
673
674 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
675
676         * df-scan.c (df_ref_chain_change_bb): Simplify.
677         (df_insn_change_bb): Add new_bb argument.  Simplify.  Call
678         set_block_for_insn if there's any change.
679         * df.h ((df_insn_change_bb): Fix prototype.
680         * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
681         df_insn_change_bb, don't call set_block_for_insn.
682         * emit-rtl.c (reorder_insns): Likewise.
683         * haifa-sched.c (move_insn): Likewise.
684
685 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
686
687         * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
688
689 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
690
691         * tree-flow-inline.h (next_readonly_imm_use): Return
692         NULL_USE_OPERAND_P after the end.
693
694 2008-03-01  Richard Guenther  <rguenther@suse.de>
695
696         PR tree-optimization/35411
697         * tree-sra.c (sra_build_assignment): Split conversion to
698         final type to a separate statement if we are not assigning
699         to a register.
700
701 2008-02-29  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
702
703         * fold-const.c (fold_convertible_p): Correct the logic to follow
704         that in fold_convert().
705
706 2008-02-29  Douglas Gregor  <doug.gregor@gmail.com>
707
708         PR c++/35315
709         * tree-inline.c (build_duplicate_type): When we make a
710         duplicate type, make it unique in the canonical types system.
711
712 2008-02-29  Tom Tromey  <tromey@redhat.com>
713
714         * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
715         input_file_stack_history, input_file_stack_restored): Remove.
716         (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
717         * input.h (struct file_stack): Remove.
718         (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
719         (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
720         Likewise.
721         * diagnostic.h (struct diagnostic_context) <last_module>: Change
722         type.
723         (diagnostic_last_module_changed): Add 'map' argument.
724         (diagnostic_set_last_function): Likewise.
725         * diagnostic.c (undiagnostic_report_current_module): Iterate using
726         line map, not input_file_stack.
727         * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
728
729 2008-02-29  Paul Brook  <paul@codesourcery.com>
730
731         * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
732
733 2008-02-29  Paul Brook  <paul@codesourcery.com>
734
735         * config/arm/ieee754-df.S (muldf3): Use RET macros.
736
737 2008-02-29  Richard Guenther  <rguenther@suse.de>
738
739         * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
740         vn_lookup_or_add.
741         * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
742         value for comparing for a store match.
743         (simplify_unary_expression): Do nothing for SSA_NAMEs.
744         (try_to_simplify): Do not do a full-blown reference lookup.
745
746 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
747
748         * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
749         (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
750
751         * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
752
753 2008-02-29  Sebastian Pop  <sebastian.pop@amd.com>
754
755         * tree-loop-linear.c (try_interchange_loops): Compare memory access
756         strides against cache sizes.
757
758 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
759
760         * config/sh/sh.c (sh_secondary_reload): Handle loading a float
761         constant to fpul.
762
763 2008-02-28  Richard Sandiford  <rsandifo@nildram.co.uk>
764
765         * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
766         of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
767         is smaller than the original promoted value.
768         (simplify_subreg): If OP is a SUBREG, try to preserve its
769         SUBREG_PROMOTED_VAR_P information.
770
771 2008-02-28  Steven Bosscher  <stevenb.gcc@gmail.com>
772
773         * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
774         (VN_INFO_GET): Allocate new objects on the obstack.
775         (init_scc_vn): Initialize the obstack.  Use XDELETE instead of free
776         for rpo_numbers_temp, for consistency.
777         (free_scc_vn): Free the obstack.
778
779 2008-02-28  Sebastian Pop  <sebastian.pop@amd.com>
780
781         * doc/invoke.texi: Document -ftree-loop-distribution.
782         * tree-loop-distribution.c: New.
783         * tree-pass.h (pass_loop_distribution): New.
784         * graphds.h (struct graph): Add htab_t indices.
785         * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
786         * tree-vectorizer.c (rename_variables_in_loop): Extern.
787         (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
788         * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
789         * tree-data-ref.c (debug_data_dependence_relations): New.
790         (dump_data_dependence_relation): Also print data references.
791         (free_data_ref): Extern.
792         (same_access_functions): Moved...
793         (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
794         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
795         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
796         struct rdg_vertex_info, rdg_vertex_for_stmt): New.
797         (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
798         (stmts_from_loop): Skip LABEL_EXPR.
799         (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
800         New.
801         (build_rdg): Initialize rdg->indices htab.
802         (free_rdg, stores_from_loop, ref_base_address,
803         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
804         have_similar_memory_accesses_1, ref_base_address_1,
805         remove_similar_memory_refs): New.
806         * tree-data-ref.h: Depend on tree-chrec.h.
807         (debug_data_dependence_relations, free_data_ref): Declared.
808         (same_access_functions): ... here.
809         (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
810         New.
811         (struct rdg_vertex): Add has_mem_write and has_mem_reads.
812         (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
813         RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
814         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
815         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
816         rdg_vertex_for_stmt): Declared.
817         (struct rdg_edge): Add level.
818         (RDGE_LEVEL): New.
819         (free_rdg, stores_from_loop, remove_similar_memory_refs,
820         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
821         Declared.
822         (rdg_has_similar_memory_accesses): New.
823         * tree-vect-analyze.c: Remove unused static decls.
824         * lambda.h (dependence_level): New.
825         * common.opt (ftree-loop-distribution): New.
826         * tree-flow.h (mark_virtual_ops_in_bb, 
827         slpeel_tree_duplicate_loop_to_edge_cfg,
828         rename_variables_in_loop): Declared.
829         * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
830         (OBJS-common): Add tree-loop-distribution.o.
831         (tree-loop-distribution.o): New rule.
832         * tree-cfg.c (mark_virtual_ops_in_bb): New.
833         (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
834         * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
835
836 2008-02-28  Joseph Myers  <joseph@codesourcery.com>
837
838         PR target/33963
839         * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
840         other than structures and unions.
841
842 2008-02-28  Richard Guenther  <rguenther@suse.de>
843
844         Revert:
845         2008-02-26  Richard Guenther  <rguenther@suse.de>
846
847         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
848         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
849         (lookup_decl_from_uid): Declare.
850         (remove_decl_from_map): Likewise.
851         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
852         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
853         (decl_for_uid_map): New global hashtable mapping DECL_UID
854         to the decl tree.
855         (init_ttree): Allocate it.
856         (insert_decl_to_uid_decl_map): New helper function.
857         (make_node_stat): Insert new decls into the map.
858         (copy_node_stat): Likewise.
859         (lookup_decl_from_uid): New function.
860         (remove_decl_from_map): Likewise.
861         (print_decl_for_uid_map_statistics): New helper.
862         (dump_tree_statistics): Call it.
863
864         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
865         (referenced_var_iterator): Adjust.
866         (FOR_EACH_REFERENCED_VAR): Adjust.
867         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
868         (num_referenced_vars): Adjust.
869         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
870         (first_referenced_var): Remove.
871         (end_referenced_vars_p): Likewise.
872         (next_referenced_var): Likewise.
873         (referenced_var_iterator_set): New helper function.
874         * tree-dfa.c (referenced_var_lookup): Adjust.
875         (referenced_var_check_and_insert): Likewise.
876         (remove_referenced_var): Likewise.
877         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
878         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
879         (verify_call_clobbering): Likewise.
880         (verify_memory_partitions): Likewise.
881         (init_tree_ssa): Allocate bitmap instead of hashtable for
882         referenced_vars.
883         (delete_tree_ssa): Adjust.
884         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
885         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
886         (compute_tag_properties): Likewise.
887         (set_initial_properties): Likewise.
888         (find_partition_for): Likewise.
889         (update_reference_counts): Likewise.
890         (dump_may_aliases_for): Likewise.
891         * tree-ssa-operands.c (add_virtual_operand): Likewise.
892         (add_call_clobber_ops): Likewise.
893         (add_call_read_ops): Likewise.
894         (get_asm_expr_operands): Likewise.
895         * tree-into-ssa.c (dump_decl_set): Likewise.
896         (update_ssa): Likewise.
897         * tree-sra.c (scan_function): Likewise.
898         (decide_instantiations): Likewise.
899         (scalarize_parms): Likewise.
900         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
901         (dsa_named_for): Likewise.
902         * tree-ssa-structalias.c (update_alias_info): Likewise.
903         (merge_smts_into): Likewise.
904
905 2008-02-27  David Daney  <ddaney@avtrex.com>
906
907         PR target/34409
908         * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
909         * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
910         * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
911         * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
912         * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
913
914 2008-02-27  Uros Bizjak  <ubizjak@gmail.com>
915
916         PR target/25477
917         * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
918         (BUILT_IN_NEXTTOWARD): Remove.
919         (BUILT_IN_NEXTTOWARDF): Ditto.
920         * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
921         alloca/strcpy/strcat.  Remove commented-out code.  Fix whitespace.
922
923 2008-02-27  Tom Tromey  <tromey@redhat.com>
924
925         * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
926         DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
927
928 2008-02-27  Jan Beulich  <jbeulich@novell.com>
929
930         * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
931         update the respective field on newdecl.
932
933 2008-02-27  Revital Eres  <eres@il.ibm.com>
934
935         PR rtl-optimization/34999
936         * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
937         crossing edges that ends with a call insn.
938         (fix_up_fall_thru_edges): Handle crossing edges that ends with a
939         call insn and clear the EDGE_CROSSING flag of the crossing edge
940         when fixing fallthru edges.
941
942 2008-02-27  Richard Guenther  <rguenther@suse.de>
943
944         PR middle-end/35390
945         * fold-const.c (fold_unary): Return the correct argument,
946         converted to the result type.
947
948 2008-02-27  Richard Guenther  <rguenther@suse.de>
949
950         PR middle-end/34971
951         * expr.c (expand_expr_real_1): Assert on rotates that operate
952         on partial modes.
953         * fold-const.c (fold_binary): Use the types precision, not the
954         bitsize of the mode if folding rotate expressions.  Build rotates
955         only for full modes.
956
957 2008-02-27  Jakub Jelinek  <jakub@redhat.com>
958
959         * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
960         and CPP_PRAGMA_EOL.
961         * c-pragma.c (pragma_ns_name): New typedef.
962         (registered_pp_pragmas): New variable.
963         (c_pp_lookup_pragma): New function.
964         (c_register_pragma_1): If flag_preprocess_only, do nothing
965         for non-expanded pragmas, for expanded ones push pragma's
966         namespace and name into registered_pp_pragmas vector.
967         (c_invoke_pragma_handler): Register OpenMP pragmas even when
968         flag_preprocess_only, don't register GCC pch_preprocess
969         pragma if flag_preprocess_only.
970         * c-opts.c (c_common_init): Call init_pragma even if
971         flag_preprocess_only.
972         * c-pragma.c (c_pp_lookup_pragma): New prototype.
973         * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
974         cpp_register_pragma if flag_preprocess_only.
975
976 2008-02-26  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
977
978         PR c/28800
979         * c-parser.c (c_parser_translation_unit): Warn for empty
980         translation unit, not empty source file.
981
982 2008-02-26  Paul Brook  <paul@codesourcery.com>
983
984         * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
985         operand for Thumb-2.
986         * config/arm/arm.h (reg_class): Add CORE_REGS.
987         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
988         (BASE_REG_CLASS): Use CORE_REGS.
989         (PREFERRED_RELOAD_CLASS): Add STACK_REG.
990         (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
991         (REGNO_OK_FOR_INDEX_P): Exclude SP.
992         (ARM_REG_OK_FOR_INDEX_P): Always define.  Use
993         ARM_REGNO_OK_FOR_INDEX_P.
994         (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
995         * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
996         arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
997         (ldm/stm peepholes): Ditto.
998         * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
999         * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
1000         * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
1001         * config/arm/constraints.md: Enable "k" constraint on ARM.
1002
1003 2008-02-27  Ben Elliston  <bje@au.ibm.com>
1004
1005         * config/rs6000/rs6000.c: Annotate cache line size field in all
1006         instances of struct processor_costs.
1007
1008 2008-02-26  David Edelsohn  <edelsohn@gnu.org>
1009
1010         * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
1011         dse2, gcse, if_conversion, if_after_combine, if_after_reload,
1012         jump_bypass): New counters.
1013         * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
1014         * dce.c (gate_ud_dce): Same.
1015         (gate_fast_dce): Same.
1016         * dse.c (gate_dse1): New function.
1017         (gate_dse2): New function.
1018         (gate_dse): Merge results of new gate functions.
1019         * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
1020         (gate_handle_jump_bypass): Add dbg_cnt.
1021         (gate_handle_gcse): Add dbg_cnt.
1022         * ifcvt.c (gate_handle_if_conversion): Same.
1023         (gate_handle_if_after_combine): Same.
1024         (gate_handle_if_after_reload): Same.
1025         * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
1026
1027 2008-02-26  Edmar Wienskoski  <edmar@freescale.com>
1028
1029         * config/rs6000/rs6000.c (processor_costs): Update e300 cache
1030         line sizes.
1031         * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
1032
1033 2008-02-26  Jason Merrill  <jason@redhat.com>
1034
1035         PR c++/35315
1036         * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE 
1037         alone if it's the naming decl for the type's main variant.
1038
1039 2008-02-26  Tom Tromey  <tromey@redhat.com>
1040
1041         * system.h (USE_MAPPED_LOCATION): Poison.
1042         * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
1043         * tree-cfg.c (make_cond_expr_edges): Remove old location code.
1044         (make_goto_expr_edges): Likewise.
1045         (remove_bb): Likewise.
1046         (execute_warn_function_return): Likewise.
1047         * basic-block.h (struct edge_def) <goto_locus>: Change type to
1048         location_t.
1049         * c-common.c (fname_decl): Remove old location code.
1050         * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
1051         location code.
1052         * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
1053         variant.
1054         (ASM_INPUT_SOURCE_LOCATION): Likewise.
1055         (gen_rtx_ASM_INPUT): Likewise.
1056         (gen_rtx_ASM_INPUT_loc): Likewise.
1057         (get_rtx_asm_OPERANDS): Remove.
1058         * cfglayout.c (insn_locators_alloc): Remove old location code.
1059         (set_curr_insn_source_location): Likewise.
1060         (curr_insn_locator): Likewise.
1061         * print-tree.c (print_node): Remove old location code.
1062         * tree-mudflap.c (mf_varname_tree): Remove old location code.
1063         (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
1064         * cfgexpand.c (expand_gimple_cond_expr): Don't use
1065         location_from_locus.
1066         (construct_exit_block): Remove old location code.
1067         * emit-rtl.c (force_next_line_note): Remove old location code.
1068         * profile.c (branch_prob): Remove old location code.
1069         * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
1070         LOC_LINE): Remove old-location variants.
1071         * langhooks.c (lhd_print_error_function): Remove old location
1072         code.
1073         * configure, config.in: Rebuilt.
1074         * configure.ac (--enable-mapped-location): Remove.
1075         * c-decl.c (c_init_decl_processing): Remove old location code.
1076         (finish_function): Likewise.
1077         * recog.c (decode_asm_operands): Remove old location code.
1078         * c-pch.c (c_common_read_pch): Remove old location code.
1079         * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
1080         variants.
1081         * gimple-low.c (lower_function_body): Remove old location code.
1082         * toplev.c (unknown_location): Remove.
1083         (push_srcloc): Remove old-location variant.
1084         (process_options): Remove old location code.
1085         (lang_dependent_init): Likewise.
1086         * input.h (UNKNOWN_LOCATION): Move definition.
1087         (location_t): Undeprecate.
1088         (source_locus): Remove.
1089         (location_from_locus): Remove.
1090         (struct location_s): Remove.
1091         Remove all old-location code.
1092         (input_line, input_filename): Remove.
1093         * final.c (final_scan_insn): Remove old location code.
1094         * diagnostic.c (diagnostic_build_prefix): Remove
1095         USE_MAPPED_LOCATION test.
1096         * tree.h (gimple_stmt) <locus>: Now a location_t.
1097         (tree_exp) <locus>: Likewise.
1098         (DECL_IS_BUILTIN): Remove old-location variant.
1099         (annotate_with_file_line, annotate_with_locus): Likewise.
1100         (expr_locus, set_expr_locus): Update.
1101         * tree.c (build1_stat): Remove old location code.
1102         (last_annotated_node): Remove.
1103         (annotate_with_file_line): Remove old-location variant.
1104         (annotate_with_locus): Likewise.
1105         (expr_location): Remove old location code.
1106         (set_expr_location): Likewise.
1107         (expr_has_location): Likewise.
1108         (expr_locus): Likewise.
1109         (set_expr_locus): Likewise.
1110         (expr_filename): Don't use location_from_locus.
1111         (expr_lineno): Likewise.
1112         * rtl-error.c (location_for_asm): Remove old location code.
1113         * c-lex.c (cb_line_change): Remove old location code.
1114         (fe_file_change): Likewise.
1115         (cb_def_pragma): Likewise.
1116         (c_lex_with_flags): Likewise.
1117         * gengtype.c (do_typedef): Don't special-case location types.
1118         (define_location_structures): Remove.
1119         (main): Don't call define_location_structures.
1120         * tree-pretty-print.c (dump_implicit_edges): Remove old location
1121         code.
1122
1123 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1124
1125         PR 26264
1126         * builtins.def (BUILT_IN_STDARG_START): Remove.
1127         * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
1128         * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1129         * tree-inline.c (inline_forbidden_p_1): Likewise.
1130         
1131 2008-02-26  Richard Guenther  <rguenther@suse.de>
1132
1133         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1134         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1135         (lookup_decl_from_uid): Declare.
1136         (remove_decl_from_map): Likewise.
1137         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1138         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1139         (decl_for_uid_map): New global hashtable mapping DECL_UID
1140         to the decl tree.
1141         (init_ttree): Allocate it.
1142         (insert_decl_to_uid_decl_map): New helper function.
1143         (make_node_stat): Insert new decls into the map.
1144         (copy_node_stat): Likewise.
1145         (lookup_decl_from_uid): New function.
1146         (remove_decl_from_map): Likewise.
1147         (print_decl_for_uid_map_statistics): New helper.
1148         (dump_tree_statistics): Call it.
1149
1150         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1151         (referenced_var_iterator): Adjust.
1152         (FOR_EACH_REFERENCED_VAR): Adjust.
1153         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1154         (num_referenced_vars): Adjust.
1155         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1156         (first_referenced_var): Remove.
1157         (end_referenced_vars_p): Likewise.
1158         (next_referenced_var): Likewise.
1159         (referenced_var_iterator_set): New helper function.
1160         * tree-dfa.c (referenced_var_lookup): Adjust.
1161         (referenced_var_check_and_insert): Likewise.
1162         (remove_referenced_var): Likewise.
1163         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1164         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1165         (verify_call_clobbering): Likewise.
1166         (verify_memory_partitions): Likewise.
1167         (init_tree_ssa): Allocate bitmap instead of hashtable for
1168         referenced_vars.
1169         (delete_tree_ssa): Adjust.
1170         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1171         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1172         (compute_tag_properties): Likewise.
1173         (set_initial_properties): Likewise.
1174         (find_partition_for): Likewise.
1175         (update_reference_counts): Likewise.
1176         (dump_may_aliases_for): Likewise.
1177         * tree-ssa-operands.c (add_virtual_operand): Likewise.
1178         (add_call_clobber_ops): Likewise.
1179         (add_call_read_ops): Likewise.
1180         (get_asm_expr_operands): Likewise.
1181         * tree-into-ssa.c (dump_decl_set): Likewise.
1182         (update_ssa): Likewise.
1183         * tree-sra.c (scan_function): Likewise.
1184         (decide_instantiations): Likewise.
1185         (scalarize_parms): Likewise.
1186         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1187         (dsa_named_for): Likewise.
1188         * tree-ssa-structalias.c (update_alias_info): Likewise.
1189         (merge_smts_into): Likewise.
1190
1191 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1192
1193         PR 34351
1194         * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
1195         * c-opts.c (c_common_handle_option): Wall enables
1196         Wvolatile-register-var.
1197         * common.opt: Move Wvolatile-register-var to...
1198         * c.opt: ...here.
1199         
1200 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1201
1202         * common.opt (Wlarger-than=): New.
1203         * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
1204         -Wlarger-than=.
1205         * opts.c (common_handle_option): Handle -Wlarger-than=.
1206         * optc-gen.awk: Likewise.
1207         * opth-gen.awk: Likewise.
1208         * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
1209         * tree-optimize.c (tree_rest_of_compilation): Likewise.
1210         
1211 2008-02-26  Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1212
1213         * c-common.c (match_case_to_enum_1): Add appropriate
1214         OPT_W* parameter to warning.
1215         (c_do_switch_warnings): Likewise.
1216         * c-typeck.c (warning_init): Add one more parameter following
1217         'warning' function.
1218         (push_init_level): Update call to warning_init.
1219         (pop_init_level): Likewise.
1220         (add_pending_init): Likewise.
1221         (output_init_element: Likewise.
1222
1223 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1224
1225         PR 28322
1226         * toplev.c (toplev_main): If there are warnings or error, print
1227         errors for ignored options.
1228         * opts.c (ignored_options): New static variable.
1229         (postpone_unknown_option_error): New.
1230         (print_ignored_options): New.
1231         (handle_option): Postpone errors for unknown -Wno-* options.
1232         * opts.h (print_ignored_options): Declare.
1233         
1234 2008-02-25  Richard Sandiford  <rsandifo@nildram.co.uk>
1235
1236         * config/mips/mips.md (loadgp_blockage, blockage): Change type
1237         to "ghost".
1238
1239 2008-02-25  Richard Guenther  <rguenther@suse.de>
1240
1241         Revert:
1242         2008-02-25  Richard Guenther  <rguenther@suse.de>
1243
1244         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1245         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1246         (lookup_decl_from_uid): Declare.
1247         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1248         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1249         (decl_for_uid_map): New global hashtable mapping DECL_UID
1250         to the decl tree.
1251         (init_ttree): Allocate it.
1252         (insert_decl_to_uid_decl_map): New helper function.
1253         (make_node_stat): Insert new decls into the map.
1254         (copy_node_stat): Likewise.
1255         (lookup_decl_from_uid): New function.
1256         (print_decl_for_uid_map_statistics): New helper.
1257         (dump_tree_statistics): Call it.
1258
1259         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1260         (referenced_var_iterator): Adjust.
1261         (FOR_EACH_REFERENCED_VAR): Adjust.
1262         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1263         (num_referenced_vars): Adjust.
1264         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1265         (first_referenced_var): Remove.
1266         (end_referenced_vars_p): Likewise.
1267         (next_referenced_var): Likewise.
1268         (referenced_var_iterator_set): New helper function.
1269         * tree-dfa.c (referenced_var_lookup): Adjust.
1270         (referenced_var_check_and_insert): Likewise.
1271         (remove_referenced_var): Likewise.
1272         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1273         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1274         (verify_call_clobbering): Likewise.
1275         (verify_memory_partitions): Likewise.
1276         (init_tree_ssa): Allocate bitmap instead of hashtable for
1277         referenced_vars.
1278         (delete_tree_ssa): Adjust.
1279         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1280         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1281         (compute_tag_properties): Likewise.
1282         (set_initial_properties): Likewise.
1283         (find_partition_for): Likewise.
1284         (update_reference_counts): Likewise.
1285         (dump_may_aliases_for): Likewise.
1286         * tree-ssa-operands.c (add_virtual_operand): Likewise.
1287         (add_call_clobber_ops): Likewise.
1288         (add_call_read_ops): Likewise.
1289         (get_asm_expr_operands): Likewise.
1290         * tree-into-ssa.c (dump_decl_set): Likewise.
1291         (update_ssa): Likewise.
1292         * tree-sra.c (scan_function): Likewise.
1293         (decide_instantiations): Likewise.
1294         (scalarize_parms): Likewise.
1295         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1296         (dsa_named_for): Likewise.
1297         * tree-ssa-structalias.c (update_alias_info): Likewise.
1298         (merge_smts_into): Likewise.
1299
1300 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
1301
1302         PR fortran/29549
1303         * doc/invoke.texi (-fcx-limited-range): Document new option.
1304         * toplev.c (process_options): Handle -fcx-fortran-rules.
1305         * common.opt: Add documentation for -fcx-fortran-rules.
1306
1307 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
1308
1309         PR c/35162
1310         * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1311         actual behaviour and C99.
1312         
1313 2008-02-26  Ben Elliston  <bje@au.ibm.com>
1314
1315         * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1316         (ASM_CPU_POWER6_SPEC): Likewise.
1317         (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1318         Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1319         (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1320
1321 2008-02-25  Richard Guenther  <rguenther@suse.de>
1322
1323         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1324         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1325         (lookup_decl_from_uid): Declare.
1326         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1327         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1328         (decl_for_uid_map): New global hashtable mapping DECL_UID
1329         to the decl tree.
1330         (init_ttree): Allocate it.
1331         (insert_decl_to_uid_decl_map): New helper function.
1332         (make_node_stat): Insert new decls into the map.
1333         (copy_node_stat): Likewise.
1334         (lookup_decl_from_uid): New function.
1335         (print_decl_for_uid_map_statistics): New helper.
1336         (dump_tree_statistics): Call it.
1337
1338         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1339         (referenced_var_iterator): Adjust.
1340         (FOR_EACH_REFERENCED_VAR): Adjust.
1341         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1342         (num_referenced_vars): Adjust.
1343         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1344         (first_referenced_var): Remove.
1345         (end_referenced_vars_p): Likewise.
1346         (next_referenced_var): Likewise.
1347         (referenced_var_iterator_set): New helper function.
1348         * tree-dfa.c (referenced_var_lookup): Adjust.
1349         (referenced_var_check_and_insert): Likewise.
1350         (remove_referenced_var): Likewise.
1351         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1352         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1353         (verify_call_clobbering): Likewise.
1354         (verify_memory_partitions): Likewise.
1355         (init_tree_ssa): Allocate bitmap instead of hashtable for
1356         referenced_vars.
1357         (delete_tree_ssa): Adjust.
1358         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1359         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1360         (compute_tag_properties): Likewise.
1361         (set_initial_properties): Likewise.
1362         (find_partition_for): Likewise.
1363         (update_reference_counts): Likewise.
1364         (dump_may_aliases_for): Likewise.
1365         * tree-ssa-operands.c (add_virtual_operand): Likewise.
1366         (add_call_clobber_ops): Likewise.
1367         (add_call_read_ops): Likewise.
1368         (get_asm_expr_operands): Likewise.
1369         * tree-into-ssa.c (dump_decl_set): Likewise.
1370         (update_ssa): Likewise.
1371         * tree-sra.c (scan_function): Likewise.
1372         (decide_instantiations): Likewise.
1373         (scalarize_parms): Likewise.
1374         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1375         (dsa_named_for): Likewise.
1376         * tree-ssa-structalias.c (update_alias_info): Likewise.
1377         (merge_smts_into): Likewise.
1378
1379 2008-02-25  Andreas Krebbel  <krebbel1@de.ibm.com>
1380
1381         PR target/35258
1382         * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1383         * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1384         * alias.h (nonoverlapping_memrefs_p): Likewise.
1385
1386 2008-02-25  Jan Beulich  <jbeulich@novell.com>
1387
1388         * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1389         * config/i386/netware-libgcc.exp: Add __bswap?i2,
1390         __emultls_get_address, __emultls_register_common,
1391         __floatundi?f, and _Unwind_GetIPInfo.
1392         * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1393         Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1394         (gen_regparm_prefix): Likewise.
1395         (i386_nlm_encode_section_info): Sync with
1396         config/i386/winnt.c:i386_pe_encode_section_info().
1397         (i386_nlm_maybe_mangle_decl_assembler_name): New.
1398         i386_nlm_mangle_decl_assembler_name): New.
1399         (netware_override_options): New.
1400         * config/i386/netware.h (netware_override_options): Declare.
1401         (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1402         (i386_nlm_mangle_decl_assembler_name): Declare.
1403         (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1404
1405 2008-02-25  Ben Elliston  <bje@au.ibm.com>
1406
1407         PR other/32948
1408         * c-decl.c (grokdeclarator): Remove unused local variables
1409         `typedef_type' and `type_as_written'.
1410         * bb-reorder.c
1411         (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1412         unused local variable `has_hot_blocks'.
1413         (fix_crossing_conditional_branches): Remove unused local variable
1414         `prev_bb'.
1415         
1416 2008-02-25  Uros Bizjak  <ubizjak@gmail.com>
1417
1418         PR middle-end/19984
1419         * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1420         using DEF_C99_BUILTIN.
1421         (BUILT_IN_NANF): Ditto.
1422         (BUILT_IN_NANL): Ditto.
1423
1424 2008-02-25  Ayal Zaks  <zaks@il.ibm.com>
1425             Revital Eres  <eres@il.ibm.com>
1426
1427         * modulo-sched.c (calculate_must_precede_follow): Address TODO
1428         regarding the order of two dependent insns in the same row.
1429
1430 2008-02-25  Eric Botcazou  <ebotcazou@adacore.com>
1431
1432         * stor-layout.c (layout_decl): Do not bump the alignment of a
1433         bit-field to more than byte alignment if it is packed.
1434
1435 2008-02-24  David Edelsohn  <edelsohn@gnu.org>
1436
1437         * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1438         e300c2 and e300c3.
1439
1440 2008-02-24  Diego Novillo  <dnovillo@google.com>
1441
1442         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1443
1444         PR 33738
1445         * tree-vrp.c (vrp_evaluate_conditional): With
1446         -Wtype-limits, emit a warning when comparing against a
1447         constant outside the natural range of OP0's type.
1448         * c.opt (Wtype-limits): Move ...
1449         * common.opt (Wtype-limits): ... here.
1450
1451 2008-02-24  Edmar Wienskoski  <edmar@freescale.com>
1452
1453         * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1454         * config/rs6000/e300c2c3.md: New file.
1455         * config/rs6000/rs6000.c (processor_costs): Add new costs for
1456         e300c2 and e300c3.
1457         (rs6000_override_options): Add e300c2 and e300c3 cases to
1458         processor_target_table. Do not allow usage of Altivec or Spe
1459         with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1460         (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1461         * config/rs6000/rs6000.h (processor_type): Add
1462         PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1463         (ASM_CPU_SPEC): Add e300c2 and e300c3.
1464         * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1465         and ppce300c3. Include e300c2c3.md.
1466
1467 2008-02-23  David Edelsohn  <edelsohn@gnu.org>
1468
1469         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1470         instead of TARGET_STRICT_ALIGN.
1471
1472 2008-02-23  Joseph Myers  <joseph@codesourcery.com>
1473
1474         * explow.c (memory_address): Assert that the generated address is
1475         valid.
1476
1477 2008-02-23  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
1478
1479         PR target/25477
1480         * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1481         * config/darwin-ppc-ldouble-patch.def: New file.
1482         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1483         * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1484         SUBTARGET_INIT_BUILTINS if defined.
1485         * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1486         New functions.
1487
1488 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1489
1490         PR rtl-opt/33512
1491         * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1492         of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1493
1494 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1495
1496         PR pch/35027
1497         * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1498         file" warning condtional on -Winvalid-PCH.
1499
1500 2008-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
1501
1502         * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1503
1504 2008-02-23  Uros Bizjak  <ubizjak@gmail.com>
1505
1506         PR target/22076
1507         PR target/34256 
1508         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1509         prevent reload from using MMX registers.
1510         (*mov<mode>_internal): Ditto.
1511         (*movv2sf_internal_rex64): Ditto.
1512         (*movv2sf_internal): Ditto.
1513
1514 2008-02-23  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1515
1516         PR documentation/31569
1517         * doc/install.texi2html: Use makeinfo --no-number-sections.
1518
1519 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
1520
1521         * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1522         ensure that we can address an entire entity > 8 bytes.  Don't
1523         generate reg+reg addressing for such data.
1524
1525 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
1526
1527         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1528         strings when optimizing for size, unless the target cares about
1529         alignment.
1530
1531 2008-02-22  Tom Tromey  <tromey@redhat.com>
1532
1533         * regclass.c (current_pass): Remove declaration.
1534
1535 2008-02-22  Anatoly Sokolov <aesok@post.ru>
1536
1537         * config/avr/libgcc.S (__RAMPZ__): Define.
1538         (__do_copy_data): Add for devices with 128KB code memory.
1539
1540 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
1541
1542         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1543         Use spe_abi.
1544         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1545
1546 2008-02-22  Hans-Peter Nilsson  <hp@axis.com>
1547
1548         * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1549         GENNONACR_REGS.
1550
1551 2008-02-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1552
1553         PR c/19999
1554         * c-typeck.c (build_binary_op): Warn about floating point
1555         comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1556
1557 2008-02-21  Janis Johnson  <janis187@us.ibm.com>
1558
1559         PR target/34526
1560         * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1561         (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1562         add vrsave.
1563         (rs6000_override_options): Set altivec_abi as default, not override,
1564         for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1565         TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1566         is used; use new member spe_abi.
1567         (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1568         spe_abi and altivec_abi.
1569
1570 2008-02-22  Tomas Bily  <tbily@suse.cz>
1571
1572         * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1573
1574 2008-02-21  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1575
1576         PR bootstrap/35273
1577         * config.build (build_file_translate): Set to `CMD //c' only if
1578         it works.
1579         * Makefile.in (build_file_translate): Improve comment.
1580
1581 2008-02-21  Jan Hubicka  <jh@suse.cz>
1582
1583         * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1584         PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1585         PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1586
1587 2008-02-21  Michael Matz  <matz@suse.de>
1588
1589         PR target/35264
1590         * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1591
1592 2008-02-21  Uros Bizjak  <ubizjak@gmail.com>
1593
1594         * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1595         movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1596         as insn constraint.
1597         * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1598         from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1599         SSE_VEC_FLOAT_MODE_P as insn constraint.
1600         (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1601         (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1602         sse4a_movntdf using MODEF mode iterator.
1603         (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1604         sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1605         (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1606         (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1607         (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1608         (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1609         (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1610
1611 2008-02-21  Richard Guenther  <rguenther@suse.de>
1612
1613         * tree.def (PAREN_EXPR): New tree code.
1614         * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1615         and PAREN_EXPR.
1616         * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1617         * expr.c (expand_expr_real_1): Likewise.
1618         * tree-inline.c (estimate_num_insns_1): Likewise.
1619         * tree-complex.c (expand_complex_move): Likewise.
1620         * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1621         as plain x.
1622
1623 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1624
1625         PR target/35225
1626         * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1627
1628 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1629
1630         PR target/35190
1631         * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1632
1633         * config/sh/sh.c (find_barrier): Don't go past
1634         NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1635
1636 2008-02-20  DJ Delorie  <dj@redhat.com>
1637
1638         * config/h8300/h8300.md (insv): Force source operand to be a register.
1639
1640         * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1641         as a jump, not as a plain insn.
1642         
1643 2008-02-20  Seongbae Park <seongbae.park@gmail.com>
1644
1645         * doc/invoke.texi (Warning Options): Add new option
1646         -Wframe-larger-than=.
1647         (-Wframe-larger-than): Document.
1648
1649         * flags.h (warn_frame_larger_than, frame_larger_than_size):
1650         Add declarations for new option variables.
1651
1652         * final.c (final_start_function): Check the frame size
1653         before emission and issue a Wframe-larger-than warning.
1654
1655         * opts.c (warn_frame_larger_than, frame_larger_than_size):
1656         Add definitions for new option variables.
1657         (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1658
1659         * common.opt (Wframe-larger-than=): New option.
1660
1661 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
1662
1663         * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1664         (<sse>_div<mode>3): Ditto.
1665         (<sse>_vmdiv<mode>3): Ditto.
1666         (<sse>_vmsqrt<mode>2): Ditto.
1667         (*smax<mode>3): Ditto.
1668         (sse5_frcz<mode>2): Ditto.
1669         (sse5_vmfrcz<mode>2): Ditto.  Use TARGET_SSE5 instead of TARGET_ROUND
1670         as insn constraint.
1671
1672 2008-02-20  Richard Guenther  <rguenther@suse.de>
1673
1674         PR middle-end/35265
1675         * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1676         be happy with INTEGRAL_TYPE_P.
1677
1678 2008-02-20  Richard Guenther  <rguenther@suse.de>
1679
1680         * fold-const.c (split_tree): Associate floatig-point expressions
1681         if flag_associative_math is set.
1682
1683 2008-02-20  Richard Guenther  <rguenther@suse.de>
1684
1685         * tree.h (fold_real_zero_addition_p): Declare.
1686         * fold-const.c (fold_real_zero_addition_p): Export.
1687         * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1688         floating-point operations with zero and one.
1689
1690 2008-02-20  Paolo Bonzini  <bonzini@gnu.org>
1691
1692         * doc/install.texi: Correct references to CFLAGS, replacing them
1693         with BOOT_CFLAGS.  Document flags used during bootstrap for
1694         target libraries.
1695                                 
1696 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
1697
1698         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1699         * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1700         and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1701         insn constraint.
1702         (smin<mode>3): Ditto from similar patterns.
1703         (smax<mode>3): Ditto.
1704         (*ieee_smin<mode>3): Ditto.
1705         (*ieee_smax<mode>3): Ditto.
1706         * config/i386/sse.md (sse): New mode attribute.
1707         (mov<mode>): Macroize expander from movv4sf and movv2df using
1708         SSEMODEF2P mode iterator.
1709         (<sse>_movnt<mode>): Ditto from similar patterns. Use
1710         SSE_VEC_FLOAT_MODE_P as insn constraint.
1711         (storent<mode>): Ditto.
1712         (storent<mode>): Macroize expander from storentsf and storentdf using
1713         MODEF mode iterator.
1714         (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1715         mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1716         (abs<mode>2): Ditto from similar patterns.
1717         (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1718         (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1719         (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1720         (<sse>_vmsqrt<mode>2): Ditto.
1721         (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1722         (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1723         (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1724         (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1725         (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1726         sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1727         mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1728         insn constraint.
1729         (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1730         iterator and SSE_FLOAT_MODE_P as insn constraint.
1731         (<sse>_ucomi): Ditto from similar patterns.
1732         (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1733         sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1734         SSE_VEC_FLOAT_MODE_P as insn constraint.
1735         (vcond<mode>): Ditto from similar patterns.
1736         (and<mode>3, *and<mode>3): Ditto.
1737         (<sse>_nand<mode>3): Ditto.
1738         (ior<mode>3, *ior<mode>3): Ditto.
1739         (xor<mode>3, *xor<mode>3): Ditto.
1740         (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1741         iterator and SSE_FLOAT_MODE_P as insn constraint.
1742         (*nand<mode>3): Ditto from similar patterns.
1743         (*ior<mode>3): Ditto.
1744         (*xor<mode>3): Ditto.
1745
1746 2008-02-20  Ira Rosen  <irar@il.ibm.com>
1747
1748         * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1749         vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1750         vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1751
1752 2008-02-19  Jan Hubicka  <jh@suse.cz>
1753
1754         * predict.c (tree_bb_level_predictions): Remove variable next
1755         mistakely introduced by previous commit.
1756
1757 2008-02-19  Jan Hubicka  <jh@suse.cz>
1758
1759         * predict.c (predict_paths_leading_to): Rewrite.
1760         (predict_paths_for_bb): New.
1761         (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1762
1763 2008-02-19  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1764
1765         PR bootstrap/35218
1766         * Makefile.in (build_file_translate): New.
1767         (gcc-vers.texi): Use it for translating $(abs_srcdir).
1768         * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1769         * configure.ac (build_file_translate): Substitute it.
1770         * configure: Regenerate.
1771
1772 2008-02-19  Jan Hubicka  <jh@suse.cz>
1773
1774         PR rtl-optimization/34408
1775         * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1776         invalid sharing.
1777
1778 2008-02-19  Jan Hubicka  <jh@suse.cz>
1779
1780         PR middle-end/28779
1781         * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1782         call_expr.
1783
1784 2008-02-19  H.J. Lu  <hongjiu.lu@intel.com>
1785
1786         PR Ada/35186
1787         * config/i386/i386-modes.def: Revert the last DI alignment
1788         change until Ada people can look into it.
1789
1790 2008-02-19  Nick Clifton  <nickc@redhat.com>
1791
1792         * opts.c (print_specific_help): Fix typo in --help text.
1793
1794 2008-02-19  Jakub Jelinek  <jakub@redhat.com>
1795
1796         PR target/35239
1797         * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1798         32-bit inline asm without asm alternatives for host GCC < 3.0.
1799
1800 2008-02-19  Richard Guenther  <rguenther@suse.de>
1801
1802         PR tree-optimization/34989
1803         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1804         Allow propagation to INDIRECT_REF if we can simplify only.
1805
1806 2008-02-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1807
1808         * c-common.c (warn_for_collisions_1): Use appropriate option when
1809         warning.
1810
1811 2008-02-19  Nick Clifton  <nickc@redhat.com>
1812
1813         PR other/31349
1814         * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1815         (handle_options): Fix indentation.
1816         (print_filtered_help): If no language-specific options were
1817         displayed tell the user how to list all the options supported by
1818         the language's front-end.
1819         (print_specific_help): Fix indentation and remove duplicate line.
1820         (common_handle_option): Handle the -v option.
1821         For --help enable the display of undocumented options if the -v
1822         switch has been included on the command line.
1823         For --help= check for overlaps in the arguments between the option
1824         classes and the language names and issue a warning when they
1825         cannot be disambiguated.
1826         * c.opt (v): Pass on to the common option handler.
1827
1828 2008-02-19  Revital Eres  <eres@il.ibm.com> 
1829
1830         * modulo-sched.c (sms_schedule): Change dump message when
1831         create_ddg function fails.
1832         (try_scheduling_node_in_cycle): Rename row to cycle.
1833         (print_partial_schedule): Rename CYCLE to ROW.
1834
1835 2008-02-19  Christian Bruel  <christian.bruel@st.com>
1836             Zdenek Dvorak  <ook@ucw.cz>
1837
1838         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1839
1840 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
1841
1842         PR target/33555
1843         * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1844         (*x86_movdicc_0_m1_se): Ditto.
1845
1846 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
1847
1848         * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1849         (CMPtype): Define as __gcc_CMPtype.
1850         * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1851         (CMPtype): Define as __gcc_CMPtype.
1852
1853 2008-02-19  Hans-Peter Nilsson  <hp@axis.com>
1854
1855         Support valgrind 3.3 for --enable-checking=valgrind.
1856         * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1857         here.
1858         [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1859         [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1860         [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1861         * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1862         Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1863         VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1864         VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1865         respectively.
1866         * ggc-zone.c: Similar.
1867         * ggc-page.c: Similar.
1868
1869 2008-02-19  Paul Brook  <paul@codesourcery.com>
1870
1871         PR target/35071
1872         * config/arm/ieee754-df.S: Fix do_it typo.
1873         * config/arm/ieee754-sf.S: Fix do_it typo.
1874
1875 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
1876
1877         PR target/35189
1878         * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1879         (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1880         (OPTION_MASK_ISA_SSE_SET): Likewise.
1881         (OPTION_MASK_ISA_SSE2_SET): Likewise.
1882         (OPTION_MASK_ISA_SSE3_SET): Likewise.
1883         (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1884         (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1885         (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1886         (OPTION_MASK_ISA_SSE4_SET): Likewise.
1887         (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1888         (OPTION_MASK_ISA_SSE5_SET): Likewise.
1889         (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1890         (OPTION_MASK_ISA_MMX_UNSET): Updated.
1891         (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1892         (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1893         (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1894         (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1895         (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1896         (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1897         (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1898         (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1899         (OPTION_MASK_ISA_SSE4): Removed.
1900         (ix86_handle_option): Turn on bits in ix86_isa_flags and
1901         ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
1902         (override_options): Don't turn on implied SSE/MMX bits in
1903         ix86_isa_flags.
1904
1905 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
1906
1907         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1908         32bit host.
1909
1910 2008-02-18  Joey Ye  <joey.ye@intel.com>
1911
1912         PR middle-end/34921
1913         * tree-nested.c (insert_field_into_struct): Set type alignment
1914         to field alignment if the former is less than the latter.
1915
1916 2008-02-18  Jakub Jelinek  <jakub@redhat.com>
1917
1918         * BASE-VER: Set to 4.4.0.
1919
1920 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1921
1922         * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1923         * doc/cfg.texi: Likewise.
1924         * doc/extend.texi: Likewise.
1925         * doc/gty.texi: Likewise.
1926         * doc/invoke.texi: Likewise.
1927         * doc/loop.texi: Likewise.
1928         * doc/md.texi: Likewise.
1929         * doc/passes.texi: Likewise.
1930         * doc/rtl.texi: Likewise.
1931         * doc/sourcebuild.texi: Likewise.
1932         * doc/tm.texi: Likewise.
1933         * doc/tree-ssa.texi: Likewise.
1934
1935 2008-02-17  Richard Guenther  <rguenther@suse.de>
1936
1937         PR middle-end/35227
1938         * tree-complex.c (init_parameter_lattice_values): Handle parameters
1939         without default definition.
1940
1941 2008-02-17  Richard Guenther  <rguenther@suse.de>
1942
1943         PR tree-optimization/35231
1944         * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1945         if A | B != 1.
1946
1947 2008-02-17  Uros Bizjak  <ubizjak@gmail.com>
1948
1949         Revert:
1950
1951         2008-02-15  Uros Bizjak  <ubizjak@gmail.com>    
1952         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1953         libgcc_cmp_return mode.
1954
1955 2008-02-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1956
1957         PR c/28368
1958         * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1959
1960 2008-02-16  Ralf Corsepius  <ralf.corsepius@rtems.org>
1961
1962         * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1963         multilibs.
1964
1965 2008-02-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1966
1967         * doc/c-tree.texi: Use `@.' where appropriate.
1968         * doc/extend.texi: Likewise.
1969         * doc/install.texi: Likewise.
1970         * doc/invoke.texi: Likewise.
1971         * doc/loop.texi: Likewise.
1972         * doc/makefile.texi: Likewise.
1973         * doc/md.texi: Likewise.
1974         * doc/passes.texi: Likewise.
1975         * doc/standards.texi: Likewise.
1976         * doc/tm.texi: Likewise.
1977
1978 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1979
1980         PR middle-end/35196
1981         * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1982         in entry_bb.
1983         (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1984         rather than in entry_bb.
1985
1986 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1987
1988         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1989         libgcc_cmp_return mode.
1990
1991 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1992
1993         PR middle-end/35130
1994         * tree-nested.c (convert_call_expr): Put FRAME.* vars into
1995         OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
1996
1997 2008-02-15  Richard Guenther  <rguenther@suse.de>
1998             Zdenek Dvorak  <ook@ucw.cz>
1999
2000         PR tree-optimization/35164
2001         * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
2002         * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
2003         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2004         Only propagate addresses which do not have abnormal SSA_NAMEs
2005         in their operands.
2006
2007 2008-02-15  Joseph Myers  <joseph@codesourcery.com>
2008
2009         PR target/35088
2010         * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2011
2012 2008-02-15  Jan Hubicka  <jh@suse.cz>
2013
2014         PR middle-end/35149
2015         * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2016
2017 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
2018
2019         PR middle-end/34621
2020         * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
2021         when calculating alignment_pad.
2022
2023 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
2024
2025         * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
2026         (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
2027         * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
2028         and STACK_BOUNDARY define.
2029
2030 2008-02-14  Danny Smith  <dannysmith@users.sourceforge.net>
2031
2032         PR preprocessor/35061
2033         * c-pragma.c (handle_pragma_pop_macro): Check that
2034         pushed_macro_table has been allocated.
2035
2036 2008-02-14  Eric Botcazou  <ebotcazou@adacore.com>
2037
2038         PR middle-end/35136
2039         * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
2040         (force_gimple_operand): Likewise.
2041         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
2042         for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
2043         Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
2044         (find_interesting_uses_address): Check addressability and alignment
2045         of the base expression only after substituting bases of IVs into it.
2046
2047 2008-02-14  Michael Matz  <matz@suse.de>
2048
2049         PR target/34930
2050         * function.c (instantiate_virtual_regs_in_insn): Reload address
2051         before falling back to reloading the whole operand.
2052
2053 2008-02-14  Andreas Krebbel  <krebbel1@de.ibm.com>
2054
2055         * config/s390/s390.c (s390_mainpool_start): Emit the pool
2056         before the first section switch note.
2057
2058 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2059
2060         * doc/bugreport.texi: Update copyright years.
2061         * doc/c-tree.texi: Likewise.
2062         * doc/cfg.texi: Likewise.
2063         * doc/cpp.texi: Likewise.
2064         * doc/cppinternals.texi: Likewise.
2065         * doc/fragments.texi: Likewise.
2066         * doc/frontends.texi: Likewise.
2067         * doc/gcc.texi: Likewise.
2068         * doc/gty.texi: Likewise.
2069         * doc/hostconfig.texi: Likewise.
2070         * doc/implement-c.texi: Likewise.
2071         * doc/libgcc.texi: Likewise.
2072         * doc/loop.texi: Likewise.
2073         * doc/makefile.texi: Likewise.
2074         * doc/options.texi: Likewise.
2075         * doc/passes.texi: Likewise.
2076         * doc/rtl.texi: Likewise.
2077         * doc/sourcebuild.texi: Likewise.
2078         * doc/standards.texi: Likewise.
2079         * doc/tree-ssa.texi: Likewise.
2080         * doc/trouble.texi: Likewise.
2081
2082         * doc/extend.texi: Use @: or add comma where appropriate.
2083         * doc/invoke.texi: Likewise.
2084         * doc/tm.texi: Likewise.
2085
2086 2008-02-14  Alan Modra  <amodra@bigpond.net.au>
2087
2088         PR target/34393
2089         * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
2090         to a reg.
2091
2092 2008-02-14  Jesper Nilsson  <jesper.nilsson@axis.com>
2093
2094         * doc/md.texi (clz, ctz): Add reference.
2095         * doc/rtl.texi (clz, ctz): Likewise.
2096
2097 2008-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2098
2099         PR other/35148
2100         * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
2101         srcdir.
2102
2103 2008-02-13  Andreas Krebbel  <krebbel1@de.ibm.com>
2104
2105         * config/s390/s390.c (struct constant_pool): New field
2106         emit_pool_after added.
2107         (s390_mainpool_start): Set the emit_pool_after flag according
2108         to the section switch notes.
2109         (s390_mainpool_finish): Consider emit_pool_after when emitting
2110         the literal pool at the end of the function.
2111         (s390_chunkify_start): Force literal pool splits at section
2112         switch notes.
2113
2114 2008-02-13  Michael Matz  <matz@suse.de>
2115
2116         PR debug/35065
2117         * var-tracking.c (clobber_variable_part): Correctly traverse the
2118         list.
2119
2120 2008-02-13  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2121
2122         PR 29673
2123         * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
2124         Add -fdump-ipa-inline.
2125         * tree-dump.c (dump_files): Remove tree-inlined dump.
2126         * tree-pass.h (tree_dump_index): Remove TDI_inlined.
2127         
2128 2008-02-12  Richard Guenther  <rguenther@suse.de>
2129
2130         PR tree-optimization/35171
2131         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
2132         default defs.
2133
2134 2008-02-12  Richard Guenther  <rguenther@suse.de>
2135
2136         PR middle-end/35163
2137         * fold-const.c (fold_widened_comparison): Use get_unwidened in
2138         value-preserving mode.  Disallow final truncation.
2139
2140 2008-02-12  Eric Botcazou  <ebotcazou@adacore.com>
2141
2142         PR middle-end/35136
2143         * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2144         code from here to...
2145         (force_gimple_operand): ...here.
2146
2147 2008-02-12  Jakub Jelinek  <jakub@redhat.com>
2148
2149         PR c++/35144
2150         * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
2151         non-compatible pointers.
2152         (generate_element_copy): If SRC and DST are RECORD_TYPEs with
2153         different FIELD_DECLs, try harder by comparing field offsets, sizes
2154         and types.
2155
2156         PR inline-asm/35160
2157         * function.c (match_asm_constraints_1): Don't replace the same input
2158         multiple times.
2159
2160 2008-02-12  Anatoly Sokolov <aesok@post.ru>
2161
2162         * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
2163         * config/avr/avr.c (expand_prologue): Save RAMPZ register.
2164         (expand_epilogue): Restore RAMPZ register.
2165         * config/avr/avr.md (RAMPZ_ADDR): New constant.
2166
2167 2008-02-11  Kai Tietz  <kai.tietz@onevision.com>
2168
2169         * config/i386/cygwin.asm: (__alloca): Correct calling
2170         convention and alignment.
2171         (__chkstk): Force 8 byte stack alignment.
2172
2173 2008-02-11  Uros Bizjak  <ubizjak@gmail.com>
2174             Richard Guenther  <rguenther@suse.de>
2175
2176         PR tree-optimization/33992
2177         * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2178         the zero we compare against.
2179
2180 2008-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
2181
2182         PR libfortran/35063
2183         * gthr-win32.h (__gthread_mutex_destroy_function): New function
2184         to CloseHandle after unlocking to prevent accumulation of handle
2185         count.
2186
2187 2008-02-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2188
2189         PR middle_end/34150
2190         * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
2191         pic_label_operand source.  Similarly, add a REG_LABEL_OPERAND note
2192         and update LABEL_NUSES during and after reload.
2193
2194 2008-02-08  Steven Bosscher  <stevenb.gcc@gmail.com>
2195
2196         PR middle-end/34627
2197         * combine.c (simplify_if_then_else): Make sure the comparison is
2198         against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2199
2200 2008-02-08  Richard Sandiford  <rsandifo@nildram.co.uk>
2201
2202         PR bootstrap/35051
2203         * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
2204         (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
2205         * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
2206         (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
2207         * tree.h (get_type_static_bounds): Likewise.
2208
2209 2008-02-08  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2210
2211         * doc/invoke.texi (Option Summary, C++ Dialect Options)
2212         (Objective-C and Objective-C++ Dialect Options, Warning Options):
2213         Make -Wfoo language annotations match what the compiler outputs.
2214
2215 2008-02-08  Sa Liu  <saliu@de.ibm.com>
2216
2217         * config/spu/spu-builtins.def: Fixed wrong parameter type in spu 
2218         intrinsics spu_convts, spu_convtu, spu_convtf.
2219         * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2220
2221 2008-02-08  Hans-Peter Nilsson  <hp@axis.com>
2222
2223         * doc/extend.texi (Function Attributes) <noinline>: Mention
2224         asm ("") as method to keep calls.
2225
2226 2008-02-07  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2227
2228         PR other/32754
2229         * doc/options.texi (Options): Replace references to opts.sh with
2230         optc-gen.awk.
2231         * opts-common.c: Likewise.
2232         * optc-gen.awk: Likewise.
2233         
2234 2008-02-07  Andreas Krebbel  <krebbel1@de.ibm.com>
2235
2236         * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2237
2238 2008-02-07  Richard Henderson  <rth@redhat.com>
2239
2240         PR rtl-opt/33410
2241         * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
2242         EXPR_LIST for the REG_EQUAL instead of a comparison with a 
2243         funny mode.
2244
2245 2008-02-07  Uros Bizjak  <ubizjak@gmail.com>
2246
2247         PR tree-optimization/35085
2248         * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
2249         for operand entry oe2 in addition to operand entry oe3 in order to
2250         expose more opportunities for vectorizer sum reduction.
2251
2252 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2253
2254         PR other/35107
2255         * Makefile.in (LIBS): Remove $(GMPLIBS).
2256         (cc1-dummy, cc1): Add $(GMPLIBS).
2257
2258 2008-02-06  Jan Hubicka  <jh@suse.cz>
2259
2260         PR target/23322
2261         * i386.md (moddf_integer): Do not produce partial memory stalls for
2262         targets where it hurts.
2263
2264 2008-02-06  Uros Bizjak  <ubizjak@gmail.com>
2265
2266         PR target/35083
2267         * optabs.c (expand_float): Do not check for decimal modes when
2268         expanding unsigned integer through signed conversion.
2269
2270 2008-02-06  Nick Clifton  <nickc@redhat.com>
2271
2272         * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
2273         inside the clobber with a match_operand and duplicated operand
2274         number in the constraint.
2275         (ineqbranchsi): Delete redundant comment.
2276
2277 2008-02-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
2278
2279         * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add 
2280         builtin_define ("__USE_INIT_FINI__").
2281         * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
2282         -msx multilibs.
2283         * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2284
2285 2008-02-06  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2286
2287         PR documentation/30330
2288         * doc/invoke.texi (C++ Dialect Options)
2289         (Objective-C and Objective-C++ Dialect Options, Warning Options):
2290         For each warning option -Wfoo that allows -Wno-foo, ensure both
2291         -Wfoo and -Wno-foo are listed in the option index.  Fix index
2292         entry of -Wswitch-default, index -Wnormalized= including the
2293         `=', and -Wlarger-than-@var{len} including @var{len}.
2294
2295 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
2296
2297         * config/i386/i386.md (floatunssisf2): Use
2298         ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
2299         (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
2300         Macroize expander using MODEF mode iterator.
2301
2302 2008-02-05  Diego Novillo  <dnovillo@google.com>
2303
2304         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2305
2306         PR 33738
2307         * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2308
2309 2008-02-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2310
2311         PR other/35070
2312         * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2313
2314 2008-02-05  H.J. Lu  <hongjiu.lu@intel.com>
2315
2316         PR target/35084
2317         * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2318         to indicate if a message should be generated.
2319         (init_cumulative_args): Updated.
2320         (function_value_32): Likewise.
2321
2322 2008-02-05  Joseph Myers  <joseph@codesourcery.com>
2323
2324         * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2325
2326 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
2327
2328         PR target/35083
2329         * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2330         Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2331
2332 2008-02-04  Diego Novillo  <dnovillo@google.com>
2333
2334         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2335
2336         PR 33738
2337         * tree-vrp.c (vrp_evaluate_conditional): With
2338         -Wtype-limits, emit a warning when comparing against a
2339         constant outside the natural range of OP0's type.
2340
2341 2008-02-04  Richard Guenther  <rguenther@suse.de>
2342
2343         PR middle-end/33631
2344         * expr.c (count_type_elements): Give for unions instead of
2345         guessing.
2346
2347 2008-02-04  Richard Guenther  <rguenther@suse.de>
2348
2349         PR middle-end/35043
2350         * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2351         to TYPE_DOMAINs base type instead of using bitsizetype here.
2352
2353 2008-02-03  Jason Merrill  <jason@redhat.com>
2354
2355         * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2356
2357 2008-02-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2358
2359         PR other/29972
2360         * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2361         (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2362         (RS/6000 and PowerPC Options): Fix typos and markup.
2363         * doc/passes.texi (Tree-SSA passes): Likewise.
2364
2365 2008-02-02  Michael Matz  <matz@suse.de>
2366
2367         PR target/35045
2368         * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2369         from record_last_reg_set_info.
2370         (record_last_reg_set_info): Take an RTX argument, iterate over all
2371         constituent hardregs.
2372         (record_last_set_info, record_opr_changes): Change calls to
2373         new signature or to record_last_reg_set_info_regno.
2374
2375 2008-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
2376
2377         * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2378
2379 2008-02-01  Hans-Peter Nilsson  <hp@axis.com>
2380
2381         PR rtl-optimization/34773
2382         * reg-notes.def (EQUAL): Mention significance of combination of
2383         REG_EQUAL and REG_RETVAL.
2384         * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2385         insn that has a REG_RETVAL.
2386
2387 2008-02-01  Roger Sayle  <roger@eyesopen.com>
2388
2389         PR bootstrap/33781
2390         * configure.ac (--enable-fixed-point): Disable unless explicitly
2391         requested on IRIX.
2392         * configure: Regenerate.
2393
2394 2008-02-01  Richard Guenther  <rguenther@suse.de>
2395
2396         PR other/35042
2397         * invoke.texi (-finline-limit): Remove no longer true parts
2398         of the documentation.  Note that there is no default value.
2399
2400 2008-02-01  Andrew Pinski  <pinskia@gmail.com>
2401             Mark Mitchell  <mark@codesourcery.com>
2402             Ben Elliston  <bje@au.ibm.com>
2403
2404         PR c/29326
2405         * doc/extend.texi (Other Builtins): Document.
2406
2407 2008-01-31  Tom Browder <tom.browder@gmail.com>
2408
2409         * doc/c-tree.texi (Types): Fix grammar.
2410         (Expression trees): Ditto.
2411         * doc/passes.texi (Tree-SSA passes): Ditto.
2412         
2413         * doc/configterms.texi (Configure Terms): Fix typo.
2414         * doc/cpp.texi (Common Predefined Macros): Ditto.
2415         * doc/md.texi (Machine Constraints): Ditto.
2416         
2417         * doc/makefile.texi (Makefile): Add comma.
2418
2419 2008-01-31  Tom Browder  <tom.browder@gmail.com>
2420             Gerald Pfeifer  <gerald@pfeifer.com>
2421         
2422         * doc/sourcebuild.texi (Front End): Remove references to CVS
2423         and CVSROOT/modules.
2424         (Texinfo Manuals): Replace reference to CVS by one to SVN.
2425         (Back End): Remove reference to CVS.
2426
2427 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
2428
2429         PR target/34900
2430         * config/mips/mips.c (gen_load_const_gp): New function, taking a
2431         comment from...
2432         (mips16_gp_pseudo_reg): ...here.
2433         * config/mips/mips.md (load_const_gp): Replace with...
2434         (load_const_gp_<mode>): ...this :P-based insn.
2435
2436 2008-01-31  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2437
2438         * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2439         options. Minor fixes.
2440         (-std): Move reference to standards closer to where language
2441         standards are first mentioned.
2442         
2443 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
2444
2445         PR rtl-optimization/34995
2446         * reload.c (alternative_allows_const_pool_ref): Take an rtx
2447         parameter and return a bool.  If the rtx parameter is nonnull,
2448         check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2449         (find_reloads): Update call accordingly.  Pass the new operand
2450         if it needed no address reloads, otherwise pass null.
2451
2452 2008-01-30  Richard Henderson  <rth@redhat.com>
2453
2454         PR c/34993
2455         * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2456         for unbounded arrays.
2457
2458 2008-01-30  Silvius Rus  <rus@google.com>
2459
2460         * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2461
2462 2008-01-30  Jan Hubicka  <jh@suse.cz>
2463
2464         PR target/34982
2465         * i386.c (init_cumulative_args): Use real function declaration when
2466         calling locally.
2467
2468 2008-01-30  Richard Sandiford  <rsandifo@nildram.co.uk>
2469
2470         PR rtl-optimization/34998
2471         * global.c (build_insn_chain): Treat non-subreg_lowpart
2472         SUBREGs of pseudos as clobbering all the words covered by the
2473         SUBREG, not just all the bytes.
2474         * ra-conflict.c (clear_reg_in_live): Likewise.  Take the
2475         original df_ref rather than an extract parameter.
2476         (global_conflicts): Update call accordingly.
2477
2478 2008-01-30  Andreas Krebbel  <krebbel1@de.ibm.com>
2479
2480         * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2481         the overflow check to make it easier to read.
2482         (__fixtfdi): Change the type of the ll member in union
2483         long_double to UDItype_x.
2484
2485 2008-01-30  Jakub Jelinek  <jakub@redhat.com>
2486
2487         PR middle-end/34969
2488         * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2489         * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2490         * tree-inline.c (fold_marked_statements): Call
2491         cgraph_update_edges_for_call_stmt if folding a call statement.
2492         * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2493         debug_generic_stmt calls, reset it back afterwards.
2494
2495         PR c/35017
2496         * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2497         static decls.
2498         * c-typeck.c (build_external_ref): Don't pedwarn about
2499         static vars in current function's scope.
2500
2501 2008-01-29  Joseph Myers  <joseph@codesourcery.com>
2502
2503         * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2504
2505 2008-01-29  Bernhard Fischer  <aldot@gcc.gnu.org>
2506
2507         PR c/35002
2508         * ipa-struct-reorg.c: Fix spelling.
2509         * params.def: Ditto.
2510
2511 2008-01-29  Richard Guenther  <rguenther@suse.de>
2512
2513         PR middle-end/35006
2514         * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2515         field.
2516         * tree-inline.c (remap_type): Increment remapping_type_depth
2517         around remapping types.
2518         (copy_body_r): Only add referenced variables if they are referenced
2519         from code, not types.
2520
2521 2008-01-29  Douglas Gregor  <doug.gregor@gmail.com>
2522
2523         PR c++/34055
2524         PR c++/34103
2525         PR c++/34219
2526         PR c++/34606
2527         PR c++/34753
2528         PR c++/34754
2529         PR c++/34755
2530         PR c++/34919
2531         PR c++/34961
2532         * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2533         qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2534
2535 2008-01-28  Andy Hutchinson   <hutchinsonandy@netscape.net>
2536
2537         PR target/34412
2538         * config/avr/avr.c (expand_prologue): Use correct QI mode frame 
2539         pointer for tiny stack.
2540
2541 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
2542
2543         * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2544
2545 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
2546
2547         * config/vx-common.h: Fix typo in comment.
2548
2549 2008-01-28  Ian Lance Taylor  <iant@google.com>
2550
2551         PR c++/34862
2552         PR c++/33407
2553         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2554         coalesce pointers if they have different DECL_NO_TBAA_P values.
2555         * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2556         between variables with different DECL_NO_TBAA_P values.
2557
2558 2008-01-28  Nathan Froyd  <froydnj@codesourcery.com>
2559
2560         PR 31535
2561         * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2562         are not legitimate small data references on SPE targets.
2563
2564 2008-01-28  David Daney  <ddaney@avtrex.com>
2565
2566         * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2567
2568 2008-01-28  David Daney  <ddaney@avtrex.com>
2569
2570         * doc/install.texi (--disable-libgcj-bc):  Reword documentation.
2571
2572 2008-01-27  Joseph Myers  <joseph@codesourcery.com>
2573
2574         * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2575         m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2576         *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2577         *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2578         hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2579         i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2580         i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2581         vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2582
2583 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2584
2585         * basic-block.h (condjump_equiv_p): Fix comment.
2586
2587 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2588
2589         * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2590         print_generic_stmt_indented): Fix comment.
2591
2592 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2593
2594         * configure.ac (__stack_chk_fail): Add detecion for availability
2595         of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2596         * configure: Regenerate.
2597
2598 2008-01-26  Maxim Kuvyrkov  <maxim@codesourcery.com>
2599
2600         PR middle-end/34688
2601         * final.c (output_addr_const): Handle TRUNCATE.
2602
2603 2008-01-26  Zdenek Dvorak  <ook@ucw.cz>
2604
2605         PR target/34711
2606         * tree-ssa-loop-ivopts.c (comp_cost): New type.
2607         (zero_cost, infinite_cost): New constants.
2608         (struct cost_pair): Change type of cost to comp_cost.
2609         (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2610         (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2611         New functions.
2612         (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2613         split_address_cost, ptr_difference_cost, difference_cost,
2614         get_computation_cost_at, get_computation_cost,
2615         determine_use_iv_cost_generic, determine_use_iv_cost_address,
2616         determine_use_iv_cost_condition, determine_use_iv_costs,
2617         cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2618         iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2619         iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2620         Change type of cost to comp_cost.
2621         (determine_iv_cost): Increase cost of non-original ivs, instead
2622         of decreasing the cost of original ones.
2623         (get_address_cost): Indicate the complexity of the addressing mode 
2624         in comp_cost.
2625         (try_add_cand_for): Prefer using ivs not specific to some object.
2626         * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2627
2628 2008-01-26  Peter Bergner  <bergner@vnet.ibm.com>
2629             Janis Johnson  <janis187@us.ibm.com>
2630
2631         PR target/34814
2632         * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2633         (TARGET_INSTANTIATE_DECLS): Likewise.
2634         * target.h (expand_to_rtl_hook): New target hook.
2635         (instantiate_decls): Likewise.
2636         * function.c (instantiate_decl): Make non-static.  Rename to...
2637         (instantiate_decl_rtl): ... this.
2638         (instantiate_expr): Use instantiate_decl_rtl.
2639         (instantiate_decls_1): Likewise.
2640         (instantiate_decls): Likewise.
2641         (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2642         * function.h (instantiate_decl_rtl): Add prototype.
2643         * cfgexpand.c (target.h): New include.
2644         (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2645         * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2646         (TARGET_INSTANTIATE_DECLS): Likewise.
2647         (TARGET_INITIALIZER): New target hooks added.
2648         * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2649         New prototype.
2650         * config/rs6000/rs6000.c (tree-flow.h): New include.
2651         (machine_function): Add sdmode_stack_slot field.
2652         (rs6000_alloc_sdmode_stack_slot): New function.
2653         (rs6000_instantiate_decls): Likewise.
2654         (rs6000_secondary_memory_needed_rtx): Likewise.
2655         (rs6000_check_sdmode): Likewise.
2656         (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2657         (TARGET_INSTANTIATE_DECLS): Likewise.
2658         (rs6000_hard_regno_mode_ok): Allow SDmode.
2659         (num_insns_constant): Likewise.  Handle _Decimal32 constants.
2660         (rs6000_emit_move): Handle SDmode.
2661         (function_arg_advance): Likewise.
2662         (function_arg): Likewise.
2663         (rs6000_gimplify_va_arg): Likewise.  Add special handling of
2664         SDmode var args for 32-bit compiles.
2665         (rs6000_secondary_reload_class): Handle SDmode.
2666         (rs6000_output_function_epilogue): Likewise.
2667         (rs6000_function_value): Simplify if statement.
2668         (rs6000_libcall_value): Likewise.
2669         * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2670         (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2671         * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2672         (movsd_hardfloat): New define_insn.
2673         (movsd_softfloat): Likewise.
2674         (movsd_store): Likewise.
2675         (movsd_load): Likewise.
2676         (extendsddd2): Likewise.
2677         (extendsdtd2): Likewise.
2678         (truncddsd2): Likewise.
2679         (movdd_hardfloat64): Fixup comment.
2680         (UNSPEC_MOVSD_LOAD): New constant.
2681         (UNSPEC_MOVSD_STORE): Likewise.
2682
2683 2008-01-26  Jakub Jelinek  <jakub@redhat.com>
2684
2685         PR c++/34965
2686         * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2687         TRUTH_XOR_EXPR.
2688         (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2689         (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2690         (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2691         and TRUTH_XOR_EXPR.
2692
2693 2008-01-26  David Edelsohn  <edelsohn@gnu.org>
2694
2695         PR target/34794
2696         * config.gcc: Separate AIX 5.3 from AIX 6.1.
2697         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2698         __LONGDOUBLE128 too.
2699         * config/rs6000/aix61.h: New file.
2700
2701 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
2702
2703         PR rtl-optimization/34959
2704         * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2705         popcount and parity rtxes the same mode as their operand.
2706         Truncate or extend the result to the return value's mode
2707         if necessary.
2708
2709 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
2710
2711         PR target/34981
2712         * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2713         * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2714         to GOT_VERSION_REGNUM.
2715         (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2716         (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2717         * config/mips/mips.c (mips_emit_call_insn): New function.
2718         (mips_call_tls_get_addr): Call mips_expand_call directly.
2719         (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2720         emit_call_insn.
2721         (mips16_build_call_stub): Likewise.  Return the call insn or null.
2722         (mips_expand_call): Update the call to mips16_build_call_stub
2723         accordingly and a remove redundant condition.  Assert that MIPS16
2724         stubs do not use lazy binding.  Use mips_emit_call_insn and return
2725         the call insn.
2726         (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2727         TARGET_USE_GOT.
2728         (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2729         (mips_avoid_hazard): Remove hazard_set handling.
2730         * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2731         (UNSPEC_RESTORE_GP): ...this.
2732         (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2733         (FAKE_CALL_REGNO): Rename to...
2734         (GOT_VERSION_REGNUM): ...this.
2735         (type): Add "ghost" value.  Add an associated insn reservation.
2736         (hazard_set): Remove.
2737         (exception_receiver): Rename to...
2738         (restore_gp): ...this and update the unspec identifier accordingly.
2739         (exception_receiver, nonlocal_got_receiver): New expanders.
2740         (load_call<mode>): Use GOT_VERSION_REGNUM.  Don't set
2741         FAKE_CALL_REGNO.  Remove hazard_set attribute.
2742         (set_got_version, update_got_version): New patterns.
2743
2744 2008-01-26  Danny Smith  <dannysmith@users.sourceforge.net>
2745
2746         PR target/34970
2747         * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2748
2749 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
2750
2751         PR other/31955
2752         * doc/install.texi2html: Generate gcc-vers.texi.
2753
2754 2008-01-25  DJ Delorie  <dj@redhat.com>
2755
2756         * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2757
2758 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
2759
2760         * config/c4x: Remove directory.
2761         * config.gcc (crx-*, mt-*): Mark obsolete.
2762         (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2763         h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2764         sh-*-rtemscoff*): Remove cases.
2765         * defaults.h (C4X_FLOAT_FORMAT): Remove.
2766         * real.c (encode_c4x_single, decode_c4x_single,
2767         encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2768         c4x_extended_format): Remove.
2769         * real.h (c4x_single_format, c4x_extended_format): Remove.
2770         * doc/extend.texi (interrupt, naked): Remove mention of attributes
2771         on C4x.
2772         (Pragmas): Remove comment about c4x pragmas.
2773         * doc/install.texi (c4x): Remove target-specific instructions.
2774         * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2775         * doc/md.texi (Machine Constraints): Remove C4x documentation.
2776         * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2777         refer to C4x source files as examples.
2778         (C4X_FLOAT_FORMAT): Remove documentation.
2779
2780 2008-01-25  Bernd Schmidt  <bernd.schmidt@analog.com>
2781
2782         * config/bfin/bfin.c (override_options): Reorder tests so that
2783         flag_pic gets enabled for -msep-data.
2784
2785 2008-01-25  Richard Guenther  <rguenther@suse.de>
2786
2787         PR middle-end/32244
2788         * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2789         to its bitfield precision if required.
2790
2791 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
2792
2793         PR middle-end/33880
2794         * tree-nested.c (walk_omp_for): New function.
2795         (convert_nonlocal_reference, convert_local_reference): Call
2796         walk_omp_for on OMP_FOR.
2797         (convert_call_expr): Call walk_body on OMP_FOR's
2798         OMP_FOR_PRE_INIT_BODY.
2799
2800 2008-01-25  Richard Guenther  <rguenther@suse.de>
2801
2802         PR tree-optimization/34966
2803         * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2804         default defs and PHI_NODEs we have to insert after the
2805         defining statement.
2806
2807 2008-01-24  Nick Clifton  <nickc@redhat.com>
2808
2809         * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2810         Provide a default definition.
2811         (LIBGCC2_UNITS_PER_WORD): Likewise.
2812
2813         * config/stormy16/stormy16.c: Include df.h for the prototype
2814         for df_regs_ever_live_p.
2815         (xstormy16_expand_builtin_va_start): Convert the stack offset
2816         into a component_ref and then use POINTER_PLUS_EXPR to add it
2817         to the incoming_virtual_args_rtx.
2818         (xstormy16_gimplify_va_arg_expr): Rename to
2819         xstormy16_gimplify_va_arg_expr.
2820         Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2821         (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2822         xstormy16_gimplify_va_arg_expr.
2823         Fix up some formatting issues.
2824
2825         * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2826         Move to predicates.md.
2827         (xs_hi_general_operand): Likewise.
2828         (xs_hi_nonmemory_operand): Likewise.
2829         * config/stormy16/predicates.md:
2830         (xstormy16_carry_plus_operand): New predicate.
2831         (xs_hi_general_operand): New predicate.
2832         (xs_hi_nonmemory_operand): New predicate.
2833         * config/stormy16/stormy16-protos.h:
2834         (xstormy16_carry_plus_operand): Delete prototype.
2835         (xs_hi_general_operand): Likewise.
2836         (xs_hi_nonmemory_operand): Likewise.
2837
2838         * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2839         modifiers as they are no longer needed and they can trigger
2840         reload spill failures.
2841
2842         * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2843         with a match_operand in order to help reload.
2844
2845         * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2846         constraint with 'e' for the 8th alternative as this version of
2847         the mov.w instruction only accepts the lower 8 registers.
2848
2849 2008-01-25  Uros Bizjak  <ubizjak@gmail.com>
2850
2851         PR target/34856
2852         * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2853         Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2854         vector elements.
2855
2856 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
2857
2858         PR middle-end/33333
2859         * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2860
2861 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
2862
2863         * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2864         New functions.
2865         (remove_structure): Update allocations list before removing structure.
2866         
2867 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
2868
2869         * ipa-struct-reorg.c (is_safe_cond_expr, 
2870         create_new_stmts_for_cond_expr): Use integer_zerop function,
2871         that recognize not only zero-pointer, but zero-integer too.
2872
2873 2008-01-25  Ben Elliston  <bje@au.ibm.com>
2874
2875         PR other/22232
2876         * fixproto: Escape "." in sed expression that strips leading "./".
2877
2878 2008-01-24  H.J. Lu  <hongjiu.lu@intel.com>
2879
2880         PR driver/34904
2881         * gcc.c (SWITCH_OK): Removed.
2882         (SWITCH_LIVE): Changed to bit.
2883         (SWITCH_FALSE): Likewise.
2884         (SWITCH_IGNORE): Likewise.
2885         (switchstr): Change live_cond to unsigned int.
2886         (process_command): Replace SWITCH_OK with 0.
2887         (do_self_spec): Likewise.
2888         (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2889         (give_switch): Likewise.
2890         (used_arg): Likewise.
2891         (do_spec_1): Set the SWITCH_IGNORE bit.
2892         (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2893         bits.  Set the SWITCH_LIVE bit.
2894
2895 2008-01-24  Andreas Krebbel  <krebbel1@de.ibm.com>
2896
2897         * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2898
2899 2008-01-24  Richard Sandiford  <rsandifo@nildram.co.uk>
2900
2901         PR tree-optimization/34472
2902         * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2903         parameter to a "bool *" and set *DATA to false if there is
2904         an unsafe access.  Do not delete the structure here.
2905         (check_cond_exprs): Delete it here instead.
2906         (check_cond_exprs, exclude_cold_structs): Do not increase
2907         I when removing a structure.
2908
2909 2008-01-24  Uros Bizjak  <ubizjak@gmail.com>
2910
2911         PR target/34856
2912         * config/i386/i386.c (ix86_expand_vector_init): Consider only
2913         CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2914
2915 2008-01-24  Jakub Jakub Jelinek  <jakub@redhat.com>
2916
2917         PR middle-end/34934
2918         * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2919         a fixed vector for stack.
2920
2921 2008-01-24  Ben Elliston  <bje@au.ibm.com>
2922
2923         PR c++/25701
2924         * doc/gcc.texi (Software development): Add a direntry for g++.
2925         
2926 2008-01-23  Hans-Peter Nilsson  <hp@axis.com>
2927
2928         * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2929         stale and straggling -fforce-addr comments above.
2930
2931         * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2932         define.
2933         * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2934         * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2935
2936 2008-01-23  Michael Matz  <matz@suse.de>
2937
2938         PR debug/34895
2939         * dwarf2out.c (force_type_die): Use modified_type_die instead of
2940         gen_type_die.
2941
2942 2008-01-23  Andreas Krebbel  <krebbel1@de.ibm.com>
2943
2944         * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2945         malloc result type.
2946
2947 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2948
2949         * config/avr/avr.c (avr_current_arch): New variable.
2950         (avr_arch_types): Add 'avr31' and 'avr51' entries.
2951         (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2952         (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2953         (avr_override_options): Init 'avr_current_arch'. 
2954         (base_arch_s): Move from here...
2955         * config/avr/avr.h (base_arch_s): ... here. Add new members 
2956         'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename 
2957         'mega' to 'have_jmp_call'.
2958         (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__", 
2959         "__AVR_HAVE_RAMPZ__",   "__AVR_HAVE_ELPM__" and  "__AVR_HAVE_ELPMX__"
2960         macros.
2961         (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51' 
2962         architectures.
2963         * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, 
2964         MULTILIB_MATCHES): (Ditto.).
2965
2966 2008-01-23  Richard Guenther  <rguenther@suse.de>
2967
2968         PR middle-end/31529
2969         * cgraphunit.c (cgraph_reset_node): Always mark the node
2970         not reachable if it is not queued already.
2971
2972 2008-01-23  Bernd Schmidt  <bernd.schmidt@analog.com>
2973
2974         * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2975         * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2976         (cputype_selected): New static variable.
2977         (bfin_handle_option): Set it if -mcpu is used.
2978         (override_option): Select default set of workarounds if no cpu type
2979         selected on the command line.
2980         (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2981
2982         From  Michael Frysinger  <michael.frysinger@analog.com>
2983         * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2984         BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2985
2986         * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2987         for bf547, bf523, bf524, and bf526.
2988         * config/bfin/bfin.c (bfin_cpus[]): Add bf547,  bf523, bf524, and
2989         bf526.
2990         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
2991         __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
2992         __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
2993         __ADSPBF547__ and __ADSPBF54x__ for bf547.
2994         * doc/invoke.texi (Blackfin Options): Document that
2995         -mcpu now accept bf547, bf523, bf524, and bf526.
2996
2997 2008-01-22  Eric Botcazou  <ebotcazou@adacore.com>
2998
2999         PR rtl-optimization/34628
3000         * combine.c (try_combine): Stop and undo after the first combination
3001         if an autoincrement side-effect on the first insn has effectively
3002         been lost.
3003
3004 2008-01-22  David Edelsohn  <edelsohn@gnu.org>
3005
3006         PR target/34529
3007         * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3008         Offset addresses are not valid for Altivec or paired float modes.
3009
3010 2008-01-22  Jakub Jelinek  <jakub@redhat.com>
3011
3012         PR c++/34607
3013         * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
3014         if DECL_INITIAL (decl) is error_mark_node.
3015
3016         PR c++/34914
3017         * c-common.c (handle_vector_size_attribute): Only allow
3018         integral, scalar float and fixed point types.  Handle OFFSET_TYPE
3019         the same way as pointer, array etc. types.
3020         * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
3021
3022         PR c++/34917
3023         * tree.c (build_type_attribute_qual_variant): Call
3024         build_qualified_type if attributes are equal, but quals are not.
3025
3026 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
3027
3028         PR 32102
3029         * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
3030         * flags.h (warn_strict_aliasing): Remove.
3031         (warn_strict_overflow): Remove.
3032         * opts.c (warn_strict_aliasing): Remove.
3033         (warn_strict_overflow): Remove.
3034         * c-opts.c (c_common_handle_option): -Wall only sets
3035         -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
3036         (c_common_post_options): Give default values to -Wstrict-aliasing
3037         and -Wstrict-overflow if they are uninitialized.
3038         * common.opt (Wstrict-aliasing): Specify Var and Init.
3039         (Wstrict-overflow): Likewise.
3040
3041 2008-01-22  Kenneth Zadeck <zadeck@naturalbridge.com>
3042
3043         PR rtl-optimization/26854
3044         PR rtl-optimization/34400
3045         PR rtl-optimization/34884
3046         * ddg.c (create_ddg_dep_from_intra_loop_link): Use
3047         DF_RD->gen.
3048         * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
3049         (df_rd_bb_info.expanded_lr_out): Deleted
3050         * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
3051         * loop_iv.c (iv_analysis_loop_init): Ditto.  * df-problems.c
3052         (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3053         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3054         Removed code to allocate, initialize or free expanded_lr_out.
3055         (df_rd_bb_local_compute_process_def): Restructured to make more
3056         understandable.
3057         (df_rd_confluence_n): Removed code to no apply invalidate_by_call
3058         sets if the sets are being trimmed.
3059
3060 2008-01-22  H.J. Lu  <hongjiu.lu@intel.com>
3061
3062         PR bootstrap/32287
3063         * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3064         (as_vers): Likewise.
3065         * configure: Regenerated.
3066
3067 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
3068
3069         PR middle-end/33092
3070         * tree-pass.h (pass_build_alias): New pass.
3071         * tree-ssa-alias.c (gate_build_alias): New.
3072         (pass_build_alias): New.
3073         * passes.c (init_optimization_passes): Add pass_build_alias after
3074         pass_create_structure_vars.
3075
3076 2008-01-22  Wolfgang Gellerich  <gellerich@de.ibm.com>
3077
3078         * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
3079         Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
3080         (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
3081         S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
3082         (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
3083         S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
3084         (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
3085         S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
3086         (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
3087         (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
3088         (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
3089         (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
3090         * config/s390/s390.md (FP_ALL): New mode iterator.
3091         (_d): New mode attribute.
3092         ("*signbit<mode>2>"): Changed mode of first operand.
3093         ("isinf<mode>2"): Changed mode of first operand.
3094         ("*TDC_insn"): Adaptation for DFP modes.
3095
3096 2008-01-22  Ben Elliston  <bje@au.ibm.com>
3097
3098         * tree.c (check_qualified_type): Improve function description.
3099
3100 2008-01-21  Jason Merrill  <jason@redhat.com>
3101
3102         PR c++/34196
3103         * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
3104         * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
3105         if it is set.
3106
3107 2008-01-21  DJ Delorie  <dj@redhat.com>
3108
3109         * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
3110         return zero.
3111
3112 2008-01-21  Richard Guenther  <rguenther@suse.de>
3113
3114         PR middle-end/34856
3115         * tree-cfg.c (verify_expr): Allow all invariant expressions
3116         instead of just constant class ones as reference argument.
3117         * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
3118         like any other constant.
3119         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3120
3121 2008-01-21  H.J. Lu  <hongjiu.lu@intel.com>
3122
3123         * regmove.c (fixup_match_1): Update call crossed frequencies.
3124
3125 2008-01-21  Richard Guenther  <rguenther@suse.de>
3126
3127         PR c/34885
3128         * tree-inline.c (setup_one_parameter): Deal with mismatched
3129         types using a VIEW_CONVERT_EXPR.
3130
3131 2008-01-21  Alon Dayan  <alond@il.ibm.com>
3132             Olga Golovanevsky  <olga@il.ibm.com>
3133         
3134         PR tree-optimization/34701
3135         * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
3136         when the structure size is not a power of 2.
3137
3138 2008-01-20  Kenneth Zadeck <zadeck@naturalbridge.com>
3139
3140         * doc/install.texi: Add doc for --enable-checking=df.
3141         
3142 2008-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
3143
3144         PR rtl-optimization/34808
3145         * emit-rtl.c (try_split): Handle REG_RETVAL notes.
3146
3147 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
3148
3149         * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
3150         input.
3151
3152 2008-01-19  Kenneth Zadeck <zadeck@naturalbridge.com>
3153
3154         PR rtl-optimization/26854
3155         PR rtl-optimization/34400
3156         * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
3157         DF_RD->gen.
3158         * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
3159         (df_rd_bb_info.expanded_lr_out): New.
3160         * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
3161         * loop_iv.c (iv_analysis_loop_init): Ditto.
3162         * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3163         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3164         Added code to allocate, initialize or free expanded_lr_out.
3165         (df_rd_bb_local_compute_process_def): Restructured to make
3166         more understandable.
3167         (df_rd_confluence_n): Add code to do nothing with fake edges and
3168         code to no apply invalidate_by_call sets if the sets are being trimmed.
3169         (df_lr_local_finalize): Renamed to df_lr_finalize.
3170         (df_live_local_finalize): Renamed to df_live_finalize.
3171
3172 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
3173
3174         PR target/34831
3175         * config/mips/mips.md (div<mode>3): Use <recip_condition> when
3176         deciding whether to use reciprocal instructions.
3177
3178 2008-01-19  Uros Bizjak  <ubizjak@gmail.com>
3179
3180         * dwarf2out.c (dwarf2out_switch_text_section): Do not call
3181         dwarf2out_note_section_used if cold_text_section is NULL.
3182
3183 2008-01-19  Jakub Jelinek  <jakub@redhat.com>
3184
3185         PR gcov-profile/34610
3186         * tree-cfg.c (make_edges): Mark both outgoing edges from
3187         OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
3188         * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
3189         from OMP_FOR and OMP_CONTINUE outgoing edges.
3190
3191         * tree-profile.c (tree_profiling): Return early if
3192         cfun->after_tree_profile != 0.  Set cfun->after_tree_profile
3193         at the end.
3194         * omp-low.c (expand_omp_parallel): Copy after_tree_profile
3195         from cfun to child_cfun.
3196         * function.h (struct function): Add after_tree_profile bit.
3197
3198 2008-01-19 Anatoly Sokolov <aesok@post.ru>
3199
3200         * config/avr/avr.S (_exit): Disable interrupt.
3201
3202 2008-01-18  Kenneth Zadeck  <zadeck@naturalbridge.com>
3203             Steven Bosscher  <stevenb.gcc@gmail.com>
3204
3205         PR rtl-optimization/26854
3206         PR rtl-optimization/34400
3207         * df-problems.c (df_live_scratch): New scratch bitmap.
3208         (df_live_alloc): Allocate df_live_scratch when doing df_live.
3209         (df_live_reset): Clear the proper bitmaps.
3210         (df_live_bb_local_compute): Only process the artificial defs once
3211         since the order is not important.
3212         (df_live_init): Init the df_live sets only with the variables
3213         found live by df_lr.
3214         (df_live_transfer_function): Use the df_lr sets to prune the
3215         df_live sets as they are being computed.  
3216         (df_live_free): Free df_live_scratch.
3217
3218 2008-01-18  Ian Lance Taylor  <iant@google.com>
3219
3220         * common.opt: Add fmerge-debug-strings.
3221         * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
3222         flag_merge_debug_strings rather than flag_merge_constants.
3223         * doc/invoke.texi (Option Summary): Mention
3224         -fmerge-debug-strings.
3225         (Debugging Options): Document -fmerge-debug-strings.
3226
3227 2008-01-18  Ian Lance Taylor  <iant@google.com>
3228
3229         PR c++/33407
3230         * tree.h (DECL_IS_OPERATOR_NEW): Define.
3231         (struct tree_function_decl): Add new field operator_new_flag.
3232         * tree-inline.c (expand_call_inline): When inlining a call to
3233         operator new, force the return value to go into a variable, and
3234         set DECL_NO_TBAA_P on that variable.
3235         * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
3236
3237 2008-01-18  Uros Bizjak  <ubizjak@gmail.com>
3238
3239         PR debug/34484
3240         * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
3241         DWARF2_DEBUGGING_INFO.
3242         (dwarf2out_note_section_used): Ditto.  Add prototype.
3243         (have_multiple_function_sections, text_section_used,
3244         cold_text_section_used, *cold_text_sections): Move declarations
3245         before their uses.
3246
3247 2008-01-17  Bob Wilson  <bob.wilson@acm.org>
3248
3249         * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
3250         field and add signal_ra.
3251         * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
3252         assignments to frame state pc.  Move end of stack check after
3253         MD_FALLBACK_FRAME_STATE_FOR.
3254         (uw_update_context_1): Use frame state signal_regs if set, instead
3255         of checking signal_frame flag.
3256         (uw_update_context): Use frame state signal_ra if set.
3257         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
3258         * config/xtensa/linux-unwind.h: New file.
3259
3260 2008-01-18  Bernhard Fischer  <aldot@gcc.gnu.org>
3261
3262         * modulo-sched.c (get_sched_window): Fix comment typo.
3263
3264 2008-01-17  Andrew MacLeod  <amacleod@redhat.com>
3265
3266         PR tree-optimization/34648
3267         * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
3268
3269 2008-01-17  Anatoly Sokolov <aesok@post.ru>
3270
3271         * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
3272         * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
3273
3274 2008-01-17  Seongbae Park  <seongbae.park@gmail.com>
3275
3276         PR rtl-optimization/34400
3277         * df-core.c (df_worklist_dataflow_overeager,
3278         df_worklist_dataflow_doublequeue): New functions.
3279         (df_worklist_dataflow): Two different worklist solvers.
3280         * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
3281         New param.
3282
3283 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
3284
3285         PR testsuite/34821
3286         * doc/invoke.texi: Document the dependence on pthread for fopenmp
3287         and ftree-parallelize-loops.
3288
3289 2008-01-17  Mircea Namolaru  <namolaru@il.ibm.com>
3290
3291         PR rtl-optimization/34826
3292         * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3293
3294 2008-01-17  Andreas Krebbel  <krebbel1@de.ibm.com>
3295
3296         * global.c (find_reg): Mark the eh regs as used if necessary.
3297         * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
3298         * ra.h (struct allocno): no_eh_reg field added.  Changed
3299         no_stack_reg type to bitfield.
3300
3301 2008-01-17  Eric Botcazou  <ebotcazou@adacore.com>
3302
3303         * tree.c (substitute_in_expr): Add missing 'break'.
3304
3305 2008-01-17  Richard Guenther  <rguenther@suse.de>
3306
3307         PR tree-optimization/34825
3308         * tree-ssa-math-opts.c (is_division_by): Do not recognize
3309         x / x as division to handle.
3310
3311 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3312
3313         * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3314         "-pthread" is specified.
3315         * pa-hpux11.h (LIB_SPEC): Likewise.
3316
3317 2008-01-16  Janis Johnson  <janis187@us.ibm.com>
3318             Peter Bergner  <bergner@vnet.ibm.com>
3319
3320         PR rtl-optimization/33796
3321         * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3322
3323 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3324
3325         PR libgfortran/34699
3326         * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3327         static links.
3328         * pa-hpux10.h (LINK_SPEC): Likewise.
3329         * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3330
3331 2008-01-16  Richard Guenther  <rguenther@suse.de>
3332
3333         PR middle-end/32628
3334         * fold-const.c (fold_convert_const_int_from_int): Do not
3335         set overflow if that occured only because of a sign extension
3336         change when converting from/to a sizetype with the same
3337         precision and signedness.
3338
3339 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
3340
3341         PR debug/34249
3342         * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3343         location address to the correct place.  Update copyright year.
3344
3345 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
3346
3347         * lambda-code.c (lambda_transform_legal_p): Handle the case of
3348         no dependences in the dependence_relations vector.
3349
3350 2008-01-16  Jan Hubicka  <jh@suse.cz>
3351
3352         PR rtl-optimization/31396
3353         * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3354         * cfg.c (dump_reg_info): Print it.
3355         * regs.h (struct reg_info_t): add freq_calls_crossed.
3356         (REG_FREQ_CALLS_CROSSED): New macro.
3357         * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3358         (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3359         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3360         regmove_optimize): Update call crossed frequencies.
3361         * local-alloc.c (struct qty): Add freq_calls_crossed.
3362         (alloc_qty): Copute freq_calls_crossed.
3363         (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3364         (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3365         * ra.h (struct allocno): Add freq_calls_crossed.
3366
3367 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
3368
3369         * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3370         libgomp when compiling with ftree-parallelize-loops.
3371         (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3372
3373 2008-01-16  Richard Guenther  <rguenther@suse.de>
3374
3375         PR tree-optimization/34769
3376         * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3377         * tree.c (int_cst_value): Instead make this function more
3378         permissive in what it accepts as valid input.  Document this
3379         function always sign-extends the value.
3380
3381 2008-01-16  Jakub Jelinek  <jakub@redhat.com>
3382             Richard Guenther  <rguenther@suse.de>
3383
3384         PR c/34668
3385         * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3386         (gimple_fold_indirect_ref_rhs): ... this.
3387         (gimple_fold_indirect_ref): New function with foldings
3388         that preserve lvalueness.
3389         (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3390         * tree-flow.h (gimple_fold_indirect_ref): Declare.
3391         * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3392         to fold an INDIRECT_REF, fall back to the old use of
3393         fold_indirect_ref_1.
3394
3395 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
3396
3397         * tree-data-ref.c (subscript_dependence_tester_1): Call 
3398         free_conflict_function.
3399         (compute_self_dependence): Same.
3400
3401 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
3402
3403         PR debug/34249
3404         * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3405         * dwarf2out.c (dwarf2out_switch_text_section): ... here.  Make
3406         function global.
3407         * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3408         Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3409         for DWARF2_UNWIND_INFO targets.
3410
3411 2008-01-16  Richard Guenther  <rguenther@suse.de>
3412
3413         PR c/34768
3414         * c-typeck.c (common_pointer_type): Do not merge inconsistent
3415         type qualifiers for function types.
3416
3417 2008-01-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
3418
3419         * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3420         loop_iterator li from previous commit.
3421
3422 2008-01-15  Sebastian Pop  <sebastian.pop@amd.com>
3423
3424         * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3425
3426 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
3427
3428         * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3429         (parallelize_loops): Don't parallelize irreducible components.
3430
3431 2008-01-14  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
3432
3433         PR c++/24924
3434         * c-opts (c_common_post_options): Do not enable CPP
3435         flag_pedantic_errors by default.
3436         
3437 2008-01-14  Eric Botcazou  <ebotcazou@adacore.com>
3438
3439         PR rtl-optimization/31944
3440         * cse.c (remove_pseudo_from_table): New function.
3441         (merge_equiv_classes): Use above function to remove pseudo-registers.
3442         (invalidate): Likewise.
3443
3444 2008-01-13  Richard Guenther  <rguenther@suse.de>
3445
3446         PR middle-end/34601
3447         * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3448         instead of TYPE_MODE to deal with calls from expand_one_error_var.
3449
3450 2008-01-13  Uros Bizjak  <ubizjak@gmail.com>
3451
3452         * gcse.c (cprop_jump): Call validate_unshare_change instead of
3453         validate_change to unshare the source of the PC set.
3454
3455 2008-01-12  Jan Hubicka  <jh@suse.cz>
3456
3457         PR middle-end/32135
3458         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3459         references above array bounds.  This might trigger bounds checks for
3460         pointers to arrays.
3461
3462 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
3463
3464         * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
3465         new_replaceable_dependencies.
3466
3467 2008-01-12  Doug Kwan  <dougkwan@google.com>
3468
3469         * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
3470         instead of OPT_Wreturn_type in warning due to ignored return type
3471         qualifiers.