OSDN Git Service

* pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2008-03-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2
3         * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
4         TARGET_HPUX.  Revise comment.
5         (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
6         * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
7         Use sr4 variant of `be' instruction when not generating PIC code.
8         (attr_length_call): Adjust for above change.
9
10 2008-03-11  Andrew Pinski  <andrew_pinski@playstation.sony.com>
11
12         * ipa-reference.c (static_execute): Remove module_statics_const and
13         associated setting code.
14
15 2008-03-11  Uros Bizjak  <ubizjak@gmail.com>
16
17         PR target/35540
18         * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
19         constraint for operand 1.
20         (paritysi2_cmp): Use register_operand constraint for operand 2.
21         Use earlyclobber modifier for operand 1.  Remove support for
22         memory operands.
23         (paritydi2_cmp): Use register_operand constraint for operand 3.
24         Use earlyclobber modifier for operand 1.  Remove support for
25         memory operands.
26
27 2008-03-11  Paul Brook  <paul@codesourcery.com>
28             Vladimir Prus  <vladimir@codesourcery.com>
29
30         * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
31         (arm_compute_save_reg0_reg12_mask): Always
32         check if register 11 must be saved.  Always safe hard frame pointer
33         when frame_pointer_needeed.
34         (arm_compute_save_reg_mask): Save IP and PC
35         only with apcs frames.
36         (arm_output_epilogue): Adjust Thumb2 codepath to
37         be also invoked and work for ARM non-apcs frames.
38         (arm_expand_prologue): Don't bother saving IP
39         for non-apcs frame, since it's not clobbered by
40         prologue code.  Implement non-apcs frame
41         layout.
42
43 2008-03-11  Paolo Bonzini  <bonzini@gnu.org>
44
45         PR rtl-optimization/35281
46         * expr.c (convert_move): Use a new pseudo for the intermediate
47         from_mode->word_mode result.
48
49 2008-03-11  Paolo Bonzini  <bonzini@gnu.org>
50
51         * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
52         * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
53         * toplev.c (compile_file): Don't call it.
54
55 2008-03-11  Uros Bizjak  <ubizjak@gmail.com>
56
57         PR middle-end/35526
58         * expr.c (store_expr): Call emit_block_move if the mode
59         of "temp" RTX is BLKmode.
60
61 2008-03-11  Andrew Pinski  <andrew_pinski@playstation.sony.com>
62             Richard Guenther  <rguenther@suse.de>
63
64         PR tree-optimization/31358
65         * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
66         the step with a NULL_TREE.
67         * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
68         to sizetype if type is a pointer type.
69         (add_candidate_1): Don't convert the base and step to
70         the generic type if the orginal type is a pointer type.
71         (add_iv_value_candidates): Use sizetype for the step
72         if type is a pointer type.
73         (cand_value_at): Likewise.
74         * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
75         for pointer types.
76         * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
77         Don't convert the tem affine to the type.
78         (add_elt_to_tree): Use sizetype for the step if a pointer.
79         Use POINTER_PLUS_EXPR for pointers.
80         (aff_combination_to_tree): Use sizetype for the step if a
81         pointer.
82
83 2008-03-10  Vladimir Makarov  <vmakarov@redhat.com>
84
85         * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
86         Remove commutativity hint.
87
88 2008-03-10  Jakub Jelinek  <jakub@redhat.com>
89
90         PR c/35438
91         PR c/35439
92         * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
93         errorneous type.  Check that v is a VAR_DECL.
94
95         PR middle-end/35099
96         * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
97
98 2008-03-10  H.J. Lu  <hongjiu.lu@intel.com>
99
100         PR tree-optimization/35494
101         * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
102         may be overriden at link and run time.
103
104 2008-03-10  Richard Guenther  <rguenther@suse.de>
105
106         PR tree-optimization/34677
107         * tree-ssa-pre.c (modify_expr_node_pool): Remove.
108         (poolify_tree): Likewise.
109         (modify_expr_template): Likewise.
110         (poolify_modify_stmt): Likewise.
111         (insert_fake_stores): Handle all component-ref style stores
112         in addition to INDIRECT_REF.  Also handle complex types.
113         Do not poolify the inserted load.
114         (realify_fake_stores): Do not rebuild the tree but only
115         make it a SSA_NAME copy.
116         (init_pre): Remove initialzation of modify_expr_template.
117         Do not allocate modify_expr_node_pool.
118         (fini_pre): Do not free modify_expr_node_pool.
119
120 2008-03-10  Paul Brook  <paul@codesourcery.com>
121
122         * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
123         to avoid conflicts.
124
125 2008-03-10  Paul Brook  <paul@codesourcery.com>
126             Mark Shinwell  <shinwell@codesourcery.com>
127
128         * config/arm/cortex-r4.md: New.
129         * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
130         insn attributes.
131         * config/arm/arm.md: Include cortex-r4.md.
132         (insn): Add smmls, sdiv and udiv values.
133         (generic_sched): Don't use generic scheduling for Cortex-R4.
134         (arm_issue_rate): New function.
135         (TARGET_SCHED_ISSUE_RATE): Define.
136
137 2008-03-10  Sebastian Pop  <sebastian.pop@amd.com>
138
139         * doc/invoke.texi (-ftree-loop-distribution): Add an example.
140
141 2008-03-10  Richard Guenther  <rguenther@suse.de>
142
143         * tree-ssa-pre.c (get_sccvn_value): Simplify.
144         (compute_avail): Do not add stmt uses to AVAIL_OUT.
145
146 2008-03-10  Paolo Bonzini  <bonzini@gnu.org>
147
148         * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
149         Set default to true.
150
151 2008-03-09  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
152
153         * c.opt (Wsynth): Deprecate.
154         * doc/invoke.texi (Option Summary, Warning Options): Document
155         -Wno-format-contains-nul.
156
157 2008-03-09  Uros Bizjak  <ubizjak@gmail.com>
158
159         PR target/35496
160         * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
161         ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
162
163 2008-03-09  Ira Rosen  <irar@il.ibm.com>
164
165         * config/rs6000/rs6000.c (builtin_description): Rename vector
166         left shift operations.
167         * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
168         (altivec_vsl<VI_char>): Rename to ...
169         (ashl<mode>3): ... new name.
170         (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
171         gen_ashlv4si3.
172         (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
173
174 2008-03-08  Richard Guenther  <rguenther@suse.de>
175
176         * coverage.h (tree_coverage_counter_addr): Declare.
177         * coverage.c (tree_coverage_counter_addr): New function.
178         * tree-profile.c (tree_gen_edge_profiler): Unshare counter
179         before using again.
180         (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
181         (tree_gen_one_value_profiler): Likewise.
182         (tree_gen_ic_profiler): Likewise.
183         (tree_gen_average_profiler): Likewise.
184         (tree_gen_ior_profiler): Likewise.
185
186 2008-03-08  Richard Guenther  <rguenther@suse.de>
187
188         * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
189         (vn_binary_op_insert): Likewise.
190         (vn_unary_op_lookup): Likewise.
191         (vn_unary_op_insert): Likewise.
192         (vn_nary_op_lookup): Declare.
193         (vn_nary_op_insert): Likewise.
194         * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
195         and binary hashes, use a single obstack for unary_op_pool
196         and binary_op_pool.
197         (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
198         a single struct vn_nary_op_s.  Store tree code length and
199         a variable number of operands.
200         (struct vn_reference_op_struct): Remove unused op2.
201         (vn_reference_op_eq): Do not compare op2.
202         (vn_reference_op_compute_hash): Do not compute hash of op2.
203         (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
204         (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
205         with vn_nary_op_compute_hash.
206         (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
207         (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
208         vn_nary_op_lookup.
209         (vn_unary_op_insert, vn_binary_op_insert): Replace with
210         vn_nary_op_insert.
211         (visit_unary_op): Call nary functions.
212         (visit_binary_op): Likewise.
213         (process_scc): Adjust for struct vn_tables_s changes.
214         (allocate_vn_table): Likewise.
215         (free_vn_table): Likewise.
216         * tree-vn.c (vn_add): Call nary functions.
217         (vn_lookup): Likewise.
218
219 2008-03-08  Jakub Jelinek  <jakub@redhat.com>
220
221         PR target/35498
222         * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
223         wdst back after sync_compare_and_swapqhi_internal.
224
225 2008-03-08  Uros Bizjak  <ubizjak@gmail.com>
226
227         PR target/22152
228         * config/i386/i386-modes.def (V1DI): New vector mode.
229         * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
230         * config/i386/mmx.md (MMXMODEI8): New mode iterator.
231         (MMXMODE248): Ditto.
232         (MMXMODE): Add V1DI mode.
233         (mmxvecsize): Change DI mode to V1DI mode.
234         ("mov<mode>): Use MMXMODEI8 mode iterator.
235         ("*mov<mode>_internal_rex64"): Ditto.
236         ("*mov<mode>_internal"): Ditto.
237         ("mmx_add<mode>3"): Ditto.  Handle V1DImode for TARGET_SSE2.
238         ("mmx_sub<mode>3"): Ditto.
239         ("mmx_adddi3"): Remove insn pattern.
240         ("mmx_subdi3"): Ditto.
241         ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
242         ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
243         ("mmx_ashl<mode>3"): Ditto.
244         ("mmx_lshrdi3"): Remove insn pattern.
245         ("mmx_ashldi3"): Ditto.
246         * config/i386/i386.c (classify_argument): Handle V1DImode.
247         (function_arg_advance_32): Ditto.
248         (function_arg_32): Ditto.
249         (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
250         mmx_addv1di3 insn pattern.
251         [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
252         [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
253         IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
254         IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
255         Remove definitions of built-in functions.
256         (V1DI_type_node): New node.
257         (v1di_ftype_v1di_int): Ditto.
258         (v1di_ftype_v1di_v1di): Ditto.
259         (v2si_ftype_v2si_si): Ditto.
260         (v4hi_ftype_v4hi_di): Remove node.
261         (v2si_ftype_v2si_di): Ditto.
262         (ix86_init_mmx_sse_builtins): Handle V1DImode.
263         (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
264         Redefine builtins using def_builtin_const with *_ftype_*_int node.
265         (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
266         Add new builtins using def_builtin_const.
267         (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
268         IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
269         IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
270         * config/i386/mmintrin.h (__v1di): New typedef.
271         (_mm_add_si64): Cast arguments to __v1di type.
272         (_mm_sub_si64): Ditto.
273         (_mm_sll_pi16): Cast __count to __v4hi type.
274         (_mm_sll_pi32): Cast __count to __v2si type.
275         (_mm_sll_si64): Cast arguments to __v1di type.
276         (_mm_srl_pi16): Cast __count to __v4hi type.
277         (_mm_srl_pi32): Cast __count to __v2si type.
278         (_mm_srl_si64): Cast arguments to __v1di type.
279         (_mm_sra_pi16): Cast __count to __v4hi type.
280         (_mm_sra_pi32): Cast __count to __v2si type.
281         (_mm_slli_pi16): Use __builtin_ia32_psllwi.
282         (_mm_slli_pi32): Use __builtin_ia32_pslldi.
283         (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
284         (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
285         (_mm_srli_pi32): Use __builtin_ia32_psrldi.
286         (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
287         (_mm_srai_pi16): Use __builtin_ia32_psrawi.
288         (_mm_srai_pi32): Use __builtin_ia32_psradi.
289         * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
290         * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
291         __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
292         __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
293
294 2008-03-07  Joseph Myers  <joseph@codesourcery.com>
295
296         * doc/include/texinfo.tex: Update to version 2008-03-07.10.
297
298 2008-03-07  Peter Bergner  <bergner@vnet.ibm.com>
299
300         PR target/35373
301         * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
302         reg+const addressing for Altivec modes.  Don't generate reg+reg
303         addressing for TFmode or TDmode quantities.
304
305 2008-03-07  Paolo Bonzini  <bonzini@gnu.org>
306
307         * c-common.c (vector_types_convertible_p): Call langhook
308         instead of comptypes.
309
310 2008-03-06  Andrew Pinski  <andrew_pinski@playstation.sony.com>
311
312         PR tree-opt/35402
313         * tree-ssa-ccp.c (get_symbol_constant_value): Handle
314         integral and scalar float variables which have a
315         NULL DECL_INITIAL.
316
317 2008-03-06  Nathan Froyd  <froydnj@codesourcery.com>
318
319         * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
320         dwarf_register_span hook when emitting unwind information for
321         register-to-memory saves.
322         * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
323         (rs6000_frame_related): Remove call to spe_synthesize_frame.
324
325 2008-03-06  Jakub Jelinek  <jakub@redhat.com>
326
327         * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
328         for the same VAR_DECL.
329
330 2008-03-06  Tom Tromey  <tromey@redhat.com>
331
332         * treelang: Delete.
333         * doc/standards.texi (Standards): Don't mention treelang.
334         * doc/invoke.texi (Overall Options): Don't mention treelang.
335         * doc/install.texi (Prerequisites): Don't mention bison or
336         treelang.
337         (Configuration): Don't mention treelang.
338         (Building): Likewise.
339         * doc/frontends.texi (G++ and GCC): Don't mention treelang.
340
341 2008-03-06  Paolo Bonzini  <bonzini@gnu.org>
342
343         * simplify-rtx.c (simplify_subreg): Remove useless shifts from
344         word-extractions out of a multi-word object.
345
346 2008-03-06  Richard Guenther  <rguenther@suse.de>
347
348         * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
349         * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
350         result type and precision.
351         * expr.c (get_inner_reference): Set unsignedp based on the result
352         type of BIT_FIELD_REF.
353         * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
354         * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
355         (try_instantiate_multiple_fields): Likewise.  Use the correct type
356         for BIT_FIELD_REF.
357         (sra_build_assignment): Likewise.
358         (sra_build_elt_assignment): Likewise.
359         (sra_explode_bitfield_assignment): Likewise.
360         * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
361         * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
362         set BIT_FIELD_REF_UNSIGNED.
363         (vectorizable_load): Likewise.
364
365 2008-03-06  Andreas Krebbel  <krebbel1@de.ibm.com>
366
367         * cse.c (cse_extended_basic_block): Invalidate artificial defs
368         at bb start.
369
370 2008-03-06  Richard Guenther  <rguenther@suse.de>
371
372         * alias.c (struct alias_set_entry): Move has_zero_child field
373         to pack with alias_set.
374
375 2008-03-05  H.J. Lu  <hongjiu.lu@intel.com>
376
377         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
378         32bit host.
379
380 2008-03-05  Ian Lance Taylor  <iant@google.com>
381
382         * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
383
384 2008-03-05  Kenneth Zadeck <zadeck@naturalbridge.com>
385
386         * fwprop.c (update_df): Support width and offset parameters of
387         df_ref_create.
388         * ra-conflict.c (mark_reg_store, clear_reg_in_live,
389         global_conflicts): Change DF_REF_EXTRACT to either
390         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
391         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
392         * df-scan.c (df_ref_record, df_defs_record,
393         df_ref_create_structure, df_def_record_1, df_uses_record,
394         df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
395         df_bb_refs_collect, df_entry_block_defs_collect,
396         df_exit_block_uses_collect): Support new width and offset fields.
397         (ref_extract_pool): New storage pool.
398         (df_free_ref): New function.
399         (df_reg_chain_unlink, df_free_collection_rec,
400         df_sort_and_compress_refs): Call df_free_ref.
401         (df_ref_equal_p, df_ref_compare): Compare offset and width fields
402         of df_ref_extract.
403         (df_ref_create_structure): Allocate df_ref_extract if offset and
404         width fields are used.
405         (df_def_record_1): Get offset and width from ZERO_EXTRACT.
406         (df_uses_record): Get offset and width from ZERO_EXTRACT 
407         and SIGN_EXTRACT.
408         * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
409         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
410         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
411         * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
412         DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT.  Change
413         DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
414         (df_ref_extract): New structure.
415         (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
416         (df_ref_create): Add width and offset parameters.
417         
418 2008-03-05  Richard Guenther  <rguenther@suse.de>
419
420         * tree-ssa-structalias.c (get_constraint_for_component_ref):
421         Use ranges_overlap_p.
422         (offset_overlaps_with_access): Rename
423         to ranges_overlap_p and move ...
424         * tree-flow-inline.h (ranges_overlap_p): ... here.
425
426         * tree.h (get_inner_reference, handled_component_p): Update
427         comments.
428
429         * tree.h (record_component_aliases, get_alias_set,
430         alias_sets_conflict_p, alias_sets_must_conflict_p,
431         objects_must_conflict_p): Move declarations ...
432         * alias.h (record_component_aliases, get_alias_set,
433         alias_sets_conflict_p, alias_sets_must_conflict_p,
434         objects_must_conflict_p): ... here.
435         Include coretypes.h.
436         * Makefile.in (ALIAS_H): Add coretypes.h dependency.
437
438 2008-03-05  Aldy Hernandez  <aldyh@redhat.com>
439
440         * cfg.c: Include tree-flow.h.
441         (remove_edge_raw): Call redirect_edge_var_map_clear.
442         (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
443         * tree-flow-inline.h (redirect_edge_var_map_def): New.
444         (redirect_edge_var_map_result): New.
445         * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
446         PENDING_STMT use with redirect_edge_var_map_*.
447         * tree-ssa.c (edge_var_maps): New definition.
448         (redirect_edge_var_map_add): New.
449         (redirect_edge_var_map_clear): New.
450         (redirect_edge_var_map_dup): New.
451         (redirect_edge_var_map_vector): New.
452         (redirect_edge_var_map_destroy): New.
453         (ssa_redirect_edge): Replace PENDING_STMT use with
454         redirect_edge_var_map_*.
455         (flush_pending_stmts): Same.
456         (delete_tree_ssa): Destroy edge var map.
457         * tree-flow.h (struct _edge_var_map): New.
458         Define edge_var_map vector type.
459         Declare redirect_edge_var_map_* prototypes.
460         * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
461         * tree-cfg.c (reinstall_phi_args): Replace
462         PENDING_STMT use with redirect_edge_var_map_*.
463
464 2008-03-05  Richard Guenther  <rguenther@suse.de>
465
466         PR tree-optimization/35472
467         * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
468         whose single use_stmt has a overlapping set of loaded and
469         stored symbols as that use_stmt might be a noop assignment then.
470
471 2008-03-05  Joel Sherrill <joel.sherrill@oarcorp.com>
472
473         * gthr-rtems.h: Implement __gthread_mutex_destroy.
474
475 2008-03-05  Richard Guenther  <rguenther@suse.de>
476
477         PR c++/35336
478         * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
479         should be constants.
480         * tree-cfg.c (verify_expr): Verify it.
481         * fold-const.c (fold_truthop): Remove code generating
482         BIT_FIELD_REFs of structure bases.
483         (fold_binary): Likewise.
484         (fold_ternary): Position and size of BIT_FIELD_REFs are
485         always host integers.
486         (make_bit_field_ref): Remove.
487         (optimize_bit_field_compare): Remove.
488         (all_ones_mask_p): Remove.
489
490 2008-03-05  Gabor Loki  <loki@gcc.gnu.org>
491
492         PR gcc/33009
493         * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
494         (split_block_and_df_analyze): New. Split basic block and rebuild
495         dataflow.
496         (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
497         SPLIT_BLOCK.
498         (split_pattern_seq): Likewise.
499         (erase_matching_seqs): Likewise.
500         (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
501
502 2008-03-04  Geoff Keating  <geoffk@apple.com>
503
504         * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
505         declaration and code.
506         (tree_invalid_nonnegative_warnv_p): Likewise.
507
508 2008-03-05  Serge Belyshev  <belyshev@depni.sinp.msu.ru>
509
510         * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
511         examples.  Truncate option-names then causing overfull hbox.
512
513 2008-03-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
514
515         PR target/35222
516         * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
517         on hpux10.
518         * configure: Rebuilt.
519
520 2008-03-04  Rafael Espindola  <espindola@google.com>
521
522         * fold-const.c (tree_simple_nonnegative_warnv_p): New.
523         (tree_unary_nonnegative_warnv_p): New.
524         (tree_binary_nonnegative_warnv_p): New.
525         (tree_single_nonnegative_warnv_p): New.
526         (tree_invalid_nonnegative_warnv_p): New.
527         (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
528
529 2008-03-04  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
530
531         PR 28322
532         * opts.c (handle_option): Postpone 'unknown option' errors only for
533         warning options.
534
535 2008-03-04  H.J. Lu  <hongjiu.lu@intel.com>
536
537         PR target/35453
538         * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
539         (_SIDD_XXX): This.
540
541 2008-03-04  Rafael Espindola  <espindola@google.com>
542
543         * fold-const.c (tree_unary_nonzero_warnv_p): New.
544         (tree_binary_nonzero_warnv_p): New.
545         (tree_single_nonzero_warnv_p): New.
546         (tree_expr_nonzero_warnv_p): Redefine using the new functions.
547
548 2008-03-04  Uros Bizjak  <ubizjak@gmail.com>
549
550         PR middle-end/35456
551         * fold-const.c (fold_cond_expr_with_comparison): Prevent
552         transformations for modes that have signed zeros.
553         * ifcvt.c (noce_try_abs): Ditto.
554
555 2008-03-04  Joseph Myers  <joseph@codesourcery.com>
556
557         * config/i386/i386.c (override_options): Force
558         -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
559
560 2008-03-04  Jan Hubicka  <jh@suse.cz>
561
562         PR c++/35262
563         * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
564         in last commit.
565
566 2008-03-04  Danny Smith  <dannysmith@users.sourceforge.net>
567
568         * config/i386/i386.md (allocate_stack_worker_32): Use  __chkstk
569         label to probe the stack.
570
571 2008-03-04  Danny Smith  <dannysmith@users.sourceforge.net>
572
573         * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
574         (__gthr_win32_mutex_destroy): Declare.
575         [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
576         __gthr_win32_mutex_destroy.
577         * config/i386/gthr-win32.c  (__gthr_win32_mutex_destroy): Define.
578
579 2008-03-03  Jan Hubicka  <jh@suse.cz>
580
581         PR c++/35262
582         * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
583         aggressive on inlining cold calls.
584
585 2008-03-03  Richard Guenther  <rguenther@suse.de>
586
587         * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
588         struct copies into the expression table.
589         (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
590         (try_to_simplify): Likewise.
591         * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
592         integral and pointer arguments which do not change the
593         precision to NOP_EXPRs.
594         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
595         VIEW_CONVERT_EXPR case.
596
597 2008-03-02  Sebastian Pop  <sebastian.pop@amd.com>
598
599         * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
600         defined in a loop at depth 0 is invariant.
601         * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
602         * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
603         be called at loop depth 0.
604
605 2008-03-02  Jakub Jelinek  <jakub@redhat.com>
606
607         PR driver/35420
608         * gcc.c (process_command): Update copyright notice dates.
609         * gcov.c (print_version): Likewise.
610         * gcov-dump.c (print_version): Likewise.
611         * mips-tfile.c (main): Likewise.
612         * mips-tdump.c (main): Likewise.
613
614 2008-03-02  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
615
616         PR 24924
617         * c-common.c (flag_permissive): Delete.
618         (constant_expression_warnings): Check flags first.
619         (constant_expression_error): New.
620         * c-common.h (flag_permissive): Delete.
621         (constant_expression_error): Declare.
622         * flags.h (flag_permissive): Declare. Update description.
623         * diagnostic.c (pedwarn): Update.
624         (permerror): New.
625         * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
626         (permissive_error_kind): New.
627         * toplev.c (flag_permissive): Define. Update description.
628         * toplev.h (permissive_error_kind): Declare.
629         * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
630         (pedwarn_c90): Use pedantic_warning_kind.
631         * c-opts.c (c_common_post_options): flag_permissive does not affect
632         flag_pedantic_errors.
633
634 2008-03-02  Joseph Myers  <joseph@codesourcery.com>
635
636         * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
637         __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
638         __absvsi2, __absvDI2): Use unsigned arithmetic.
639
640 2008-03-02  Andi Kleen  <ak@suse.de>
641             Richard Guenther  <rguenther@suse.de>
642
643         * struct-equiv.c: Remove file.
644         * cfg_cleanup.c (condjump_equiv_p): Remove.
645         * Makefile.in (OBJS-common): Remove struct-equiv.o.
646         (struct-equiv.o): Remove rule.
647         * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
648         insns_match_p, struct_equiv_block_eq, struct_equiv_init, 
649         rtx_equiv_p, condjump_equiv_p): Remove prototypes.
650
651 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
652
653         * ifcvt.c (noce_process_if_block): Try to handle only the then
654         block if the else block exists but isn't suitable.
655
656 2008-03-01  Janne Blomqvist  <jb@gcc.gnu.org>
657
658         PR gcc/35063
659         * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
660         * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
661         regression from previous patch.
662
663 2008-03-01  Janne Blomqvist  <jb@gcc.gnu.org>
664
665         PR gcc/35063
666         * gthr.h: Add __gthread_mutex_destroy as a function that must be
667         implemented.
668         * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
669         * gthr-single.h (__gthread_mutex_destroy): Likewise.
670         * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
671         * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
672         * gthr-nks.h (__gthread_mutex_destroy): Likewise.
673         * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
674         * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
675         (__gthread_mutex_destroy_function): Rename to
676         __gthread_mutex_destroy.
677         * gthr-dce.h (__gthread_mutex_destroy): Call
678         pthread_mutex_destroy.
679         * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
680         * gthr-posix.h (__gthread_mutex_destroy): Likewise.
681         * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
682
683 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
684
685         * df-scan.c (df_ref_chain_change_bb): Simplify.
686         (df_insn_change_bb): Add new_bb argument.  Simplify.  Call
687         set_block_for_insn if there's any change.
688         * df.h ((df_insn_change_bb): Fix prototype.
689         * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
690         df_insn_change_bb, don't call set_block_for_insn.
691         * emit-rtl.c (reorder_insns): Likewise.
692         * haifa-sched.c (move_insn): Likewise.
693
694 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
695
696         * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
697
698 2008-03-01  Alexandre Oliva  <aoliva@redhat.com>
699
700         * tree-flow-inline.h (next_readonly_imm_use): Return
701         NULL_USE_OPERAND_P after the end.
702
703 2008-03-01  Richard Guenther  <rguenther@suse.de>
704
705         PR tree-optimization/35411
706         * tree-sra.c (sra_build_assignment): Split conversion to
707         final type to a separate statement if we are not assigning
708         to a register.
709
710 2008-02-29  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
711
712         * fold-const.c (fold_convertible_p): Correct the logic to follow
713         that in fold_convert().
714
715 2008-02-29  Douglas Gregor  <doug.gregor@gmail.com>
716
717         PR c++/35315
718         * tree-inline.c (build_duplicate_type): When we make a
719         duplicate type, make it unique in the canonical types system.
720
721 2008-02-29  Tom Tromey  <tromey@redhat.com>
722
723         * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
724         input_file_stack_history, input_file_stack_restored): Remove.
725         (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
726         * input.h (struct file_stack): Remove.
727         (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
728         (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
729         Likewise.
730         * diagnostic.h (struct diagnostic_context) <last_module>: Change
731         type.
732         (diagnostic_last_module_changed): Add 'map' argument.
733         (diagnostic_set_last_function): Likewise.
734         * diagnostic.c (undiagnostic_report_current_module): Iterate using
735         line map, not input_file_stack.
736         * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
737
738 2008-02-29  Paul Brook  <paul@codesourcery.com>
739
740         * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
741
742 2008-02-29  Paul Brook  <paul@codesourcery.com>
743
744         * config/arm/ieee754-df.S (muldf3): Use RET macros.
745
746 2008-02-29  Richard Guenther  <rguenther@suse.de>
747
748         * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
749         vn_lookup_or_add.
750         * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
751         value for comparing for a store match.
752         (simplify_unary_expression): Do nothing for SSA_NAMEs.
753         (try_to_simplify): Do not do a full-blown reference lookup.
754
755 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
756
757         * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
758         (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
759
760         * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
761
762 2008-02-29  Sebastian Pop  <sebastian.pop@amd.com>
763
764         * tree-loop-linear.c (try_interchange_loops): Compare memory access
765         strides against cache sizes.
766
767 2008-02-29  Kaz Kojima  <kkojima@gcc.gnu.org>
768
769         * config/sh/sh.c (sh_secondary_reload): Handle loading a float
770         constant to fpul.
771
772 2008-02-28  Richard Sandiford  <rsandifo@nildram.co.uk>
773
774         * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
775         of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
776         is smaller than the original promoted value.
777         (simplify_subreg): If OP is a SUBREG, try to preserve its
778         SUBREG_PROMOTED_VAR_P information.
779
780 2008-02-28  Steven Bosscher  <stevenb.gcc@gmail.com>
781
782         * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
783         (VN_INFO_GET): Allocate new objects on the obstack.
784         (init_scc_vn): Initialize the obstack.  Use XDELETE instead of free
785         for rpo_numbers_temp, for consistency.
786         (free_scc_vn): Free the obstack.
787
788 2008-02-28  Sebastian Pop  <sebastian.pop@amd.com>
789
790         * doc/invoke.texi: Document -ftree-loop-distribution.
791         * tree-loop-distribution.c: New.
792         * tree-pass.h (pass_loop_distribution): New.
793         * graphds.h (struct graph): Add htab_t indices.
794         * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
795         * tree-vectorizer.c (rename_variables_in_loop): Extern.
796         (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
797         * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
798         * tree-data-ref.c (debug_data_dependence_relations): New.
799         (dump_data_dependence_relation): Also print data references.
800         (free_data_ref): Extern.
801         (same_access_functions): Moved...
802         (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
803         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
804         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
805         struct rdg_vertex_info, rdg_vertex_for_stmt): New.
806         (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
807         (stmts_from_loop): Skip LABEL_EXPR.
808         (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
809         New.
810         (build_rdg): Initialize rdg->indices htab.
811         (free_rdg, stores_from_loop, ref_base_address,
812         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
813         have_similar_memory_accesses_1, ref_base_address_1,
814         remove_similar_memory_refs): New.
815         * tree-data-ref.h: Depend on tree-chrec.h.
816         (debug_data_dependence_relations, free_data_ref): Declared.
817         (same_access_functions): ... here.
818         (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
819         New.
820         (struct rdg_vertex): Add has_mem_write and has_mem_reads.
821         (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
822         RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
823         (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
824         debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
825         rdg_vertex_for_stmt): Declared.
826         (struct rdg_edge): Add level.
827         (RDGE_LEVEL): New.
828         (free_rdg, stores_from_loop, remove_similar_memory_refs,
829         rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
830         Declared.
831         (rdg_has_similar_memory_accesses): New.
832         * tree-vect-analyze.c: Remove unused static decls.
833         * lambda.h (dependence_level): New.
834         * common.opt (ftree-loop-distribution): New.
835         * tree-flow.h (mark_virtual_ops_in_bb, 
836         slpeel_tree_duplicate_loop_to_edge_cfg,
837         rename_variables_in_loop): Declared.
838         * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
839         (OBJS-common): Add tree-loop-distribution.o.
840         (tree-loop-distribution.o): New rule.
841         * tree-cfg.c (mark_virtual_ops_in_bb): New.
842         (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
843         * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
844
845 2008-02-28  Joseph Myers  <joseph@codesourcery.com>
846
847         PR target/33963
848         * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
849         other than structures and unions.
850
851 2008-02-28  Richard Guenther  <rguenther@suse.de>
852
853         Revert:
854         2008-02-26  Richard Guenther  <rguenther@suse.de>
855
856         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
857         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
858         (lookup_decl_from_uid): Declare.
859         (remove_decl_from_map): Likewise.
860         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
861         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
862         (decl_for_uid_map): New global hashtable mapping DECL_UID
863         to the decl tree.
864         (init_ttree): Allocate it.
865         (insert_decl_to_uid_decl_map): New helper function.
866         (make_node_stat): Insert new decls into the map.
867         (copy_node_stat): Likewise.
868         (lookup_decl_from_uid): New function.
869         (remove_decl_from_map): Likewise.
870         (print_decl_for_uid_map_statistics): New helper.
871         (dump_tree_statistics): Call it.
872
873         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
874         (referenced_var_iterator): Adjust.
875         (FOR_EACH_REFERENCED_VAR): Adjust.
876         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
877         (num_referenced_vars): Adjust.
878         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
879         (first_referenced_var): Remove.
880         (end_referenced_vars_p): Likewise.
881         (next_referenced_var): Likewise.
882         (referenced_var_iterator_set): New helper function.
883         * tree-dfa.c (referenced_var_lookup): Adjust.
884         (referenced_var_check_and_insert): Likewise.
885         (remove_referenced_var): Likewise.
886         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
887         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
888         (verify_call_clobbering): Likewise.
889         (verify_memory_partitions): Likewise.
890         (init_tree_ssa): Allocate bitmap instead of hashtable for
891         referenced_vars.
892         (delete_tree_ssa): Adjust.
893         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
894         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
895         (compute_tag_properties): Likewise.
896         (set_initial_properties): Likewise.
897         (find_partition_for): Likewise.
898         (update_reference_counts): Likewise.
899         (dump_may_aliases_for): Likewise.
900         * tree-ssa-operands.c (add_virtual_operand): Likewise.
901         (add_call_clobber_ops): Likewise.
902         (add_call_read_ops): Likewise.
903         (get_asm_expr_operands): Likewise.
904         * tree-into-ssa.c (dump_decl_set): Likewise.
905         (update_ssa): Likewise.
906         * tree-sra.c (scan_function): Likewise.
907         (decide_instantiations): Likewise.
908         (scalarize_parms): Likewise.
909         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
910         (dsa_named_for): Likewise.
911         * tree-ssa-structalias.c (update_alias_info): Likewise.
912         (merge_smts_into): Likewise.
913
914 2008-02-27  David Daney  <ddaney@avtrex.com>
915
916         PR target/34409
917         * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
918         * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
919         * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
920         * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
921         * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
922
923 2008-02-27  Uros Bizjak  <ubizjak@gmail.com>
924
925         PR target/25477
926         * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
927         (BUILT_IN_NEXTTOWARD): Remove.
928         (BUILT_IN_NEXTTOWARDF): Ditto.
929         * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
930         alloca/strcpy/strcat.  Remove commented-out code.  Fix whitespace.
931
932 2008-02-27  Tom Tromey  <tromey@redhat.com>
933
934         * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
935         DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
936
937 2008-02-27  Jan Beulich  <jbeulich@novell.com>
938
939         * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
940         update the respective field on newdecl.
941
942 2008-02-27  Revital Eres  <eres@il.ibm.com>
943
944         PR rtl-optimization/34999
945         * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
946         crossing edges that ends with a call insn.
947         (fix_up_fall_thru_edges): Handle crossing edges that ends with a
948         call insn and clear the EDGE_CROSSING flag of the crossing edge
949         when fixing fallthru edges.
950
951 2008-02-27  Richard Guenther  <rguenther@suse.de>
952
953         PR middle-end/35390
954         * fold-const.c (fold_unary): Return the correct argument,
955         converted to the result type.
956
957 2008-02-27  Richard Guenther  <rguenther@suse.de>
958
959         PR middle-end/34971
960         * expr.c (expand_expr_real_1): Assert on rotates that operate
961         on partial modes.
962         * fold-const.c (fold_binary): Use the types precision, not the
963         bitsize of the mode if folding rotate expressions.  Build rotates
964         only for full modes.
965
966 2008-02-27  Jakub Jelinek  <jakub@redhat.com>
967
968         * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
969         and CPP_PRAGMA_EOL.
970         * c-pragma.c (pragma_ns_name): New typedef.
971         (registered_pp_pragmas): New variable.
972         (c_pp_lookup_pragma): New function.
973         (c_register_pragma_1): If flag_preprocess_only, do nothing
974         for non-expanded pragmas, for expanded ones push pragma's
975         namespace and name into registered_pp_pragmas vector.
976         (c_invoke_pragma_handler): Register OpenMP pragmas even when
977         flag_preprocess_only, don't register GCC pch_preprocess
978         pragma if flag_preprocess_only.
979         * c-opts.c (c_common_init): Call init_pragma even if
980         flag_preprocess_only.
981         * c-pragma.c (c_pp_lookup_pragma): New prototype.
982         * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
983         cpp_register_pragma if flag_preprocess_only.
984
985 2008-02-26  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
986
987         PR c/28800
988         * c-parser.c (c_parser_translation_unit): Warn for empty
989         translation unit, not empty source file.
990
991 2008-02-26  Paul Brook  <paul@codesourcery.com>
992
993         * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
994         operand for Thumb-2.
995         * config/arm/arm.h (reg_class): Add CORE_REGS.
996         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
997         (BASE_REG_CLASS): Use CORE_REGS.
998         (PREFERRED_RELOAD_CLASS): Add STACK_REG.
999         (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
1000         (REGNO_OK_FOR_INDEX_P): Exclude SP.
1001         (ARM_REG_OK_FOR_INDEX_P): Always define.  Use
1002         ARM_REGNO_OK_FOR_INDEX_P.
1003         (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
1004         * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
1005         arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
1006         (ldm/stm peepholes): Ditto.
1007         * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
1008         * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
1009         * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
1010         * config/arm/constraints.md: Enable "k" constraint on ARM.
1011
1012 2008-02-27  Ben Elliston  <bje@au.ibm.com>
1013
1014         * config/rs6000/rs6000.c: Annotate cache line size field in all
1015         instances of struct processor_costs.
1016
1017 2008-02-26  David Edelsohn  <edelsohn@gnu.org>
1018
1019         * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
1020         dse2, gcse, if_conversion, if_after_combine, if_after_reload,
1021         jump_bypass): New counters.
1022         * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
1023         * dce.c (gate_ud_dce): Same.
1024         (gate_fast_dce): Same.
1025         * dse.c (gate_dse1): New function.
1026         (gate_dse2): New function.
1027         (gate_dse): Merge results of new gate functions.
1028         * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
1029         (gate_handle_jump_bypass): Add dbg_cnt.
1030         (gate_handle_gcse): Add dbg_cnt.
1031         * ifcvt.c (gate_handle_if_conversion): Same.
1032         (gate_handle_if_after_combine): Same.
1033         (gate_handle_if_after_reload): Same.
1034         * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
1035
1036 2008-02-26  Edmar Wienskoski  <edmar@freescale.com>
1037
1038         * config/rs6000/rs6000.c (processor_costs): Update e300 cache
1039         line sizes.
1040         * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
1041
1042 2008-02-26  Jason Merrill  <jason@redhat.com>
1043
1044         PR c++/35315
1045         * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE 
1046         alone if it's the naming decl for the type's main variant.
1047
1048 2008-02-26  Tom Tromey  <tromey@redhat.com>
1049
1050         * system.h (USE_MAPPED_LOCATION): Poison.
1051         * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
1052         * tree-cfg.c (make_cond_expr_edges): Remove old location code.
1053         (make_goto_expr_edges): Likewise.
1054         (remove_bb): Likewise.
1055         (execute_warn_function_return): Likewise.
1056         * basic-block.h (struct edge_def) <goto_locus>: Change type to
1057         location_t.
1058         * c-common.c (fname_decl): Remove old location code.
1059         * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
1060         location code.
1061         * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
1062         variant.
1063         (ASM_INPUT_SOURCE_LOCATION): Likewise.
1064         (gen_rtx_ASM_INPUT): Likewise.
1065         (gen_rtx_ASM_INPUT_loc): Likewise.
1066         (get_rtx_asm_OPERANDS): Remove.
1067         * cfglayout.c (insn_locators_alloc): Remove old location code.
1068         (set_curr_insn_source_location): Likewise.
1069         (curr_insn_locator): Likewise.
1070         * print-tree.c (print_node): Remove old location code.
1071         * tree-mudflap.c (mf_varname_tree): Remove old location code.
1072         (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
1073         * cfgexpand.c (expand_gimple_cond_expr): Don't use
1074         location_from_locus.
1075         (construct_exit_block): Remove old location code.
1076         * emit-rtl.c (force_next_line_note): Remove old location code.
1077         * profile.c (branch_prob): Remove old location code.
1078         * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
1079         LOC_LINE): Remove old-location variants.
1080         * langhooks.c (lhd_print_error_function): Remove old location
1081         code.
1082         * configure, config.in: Rebuilt.
1083         * configure.ac (--enable-mapped-location): Remove.
1084         * c-decl.c (c_init_decl_processing): Remove old location code.
1085         (finish_function): Likewise.
1086         * recog.c (decode_asm_operands): Remove old location code.
1087         * c-pch.c (c_common_read_pch): Remove old location code.
1088         * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
1089         variants.
1090         * gimple-low.c (lower_function_body): Remove old location code.
1091         * toplev.c (unknown_location): Remove.
1092         (push_srcloc): Remove old-location variant.
1093         (process_options): Remove old location code.
1094         (lang_dependent_init): Likewise.
1095         * input.h (UNKNOWN_LOCATION): Move definition.
1096         (location_t): Undeprecate.
1097         (source_locus): Remove.
1098         (location_from_locus): Remove.
1099         (struct location_s): Remove.
1100         Remove all old-location code.
1101         (input_line, input_filename): Remove.
1102         * final.c (final_scan_insn): Remove old location code.
1103         * diagnostic.c (diagnostic_build_prefix): Remove
1104         USE_MAPPED_LOCATION test.
1105         * tree.h (gimple_stmt) <locus>: Now a location_t.
1106         (tree_exp) <locus>: Likewise.
1107         (DECL_IS_BUILTIN): Remove old-location variant.
1108         (annotate_with_file_line, annotate_with_locus): Likewise.
1109         (expr_locus, set_expr_locus): Update.
1110         * tree.c (build1_stat): Remove old location code.
1111         (last_annotated_node): Remove.
1112         (annotate_with_file_line): Remove old-location variant.
1113         (annotate_with_locus): Likewise.
1114         (expr_location): Remove old location code.
1115         (set_expr_location): Likewise.
1116         (expr_has_location): Likewise.
1117         (expr_locus): Likewise.
1118         (set_expr_locus): Likewise.
1119         (expr_filename): Don't use location_from_locus.
1120         (expr_lineno): Likewise.
1121         * rtl-error.c (location_for_asm): Remove old location code.
1122         * c-lex.c (cb_line_change): Remove old location code.
1123         (fe_file_change): Likewise.
1124         (cb_def_pragma): Likewise.
1125         (c_lex_with_flags): Likewise.
1126         * gengtype.c (do_typedef): Don't special-case location types.
1127         (define_location_structures): Remove.
1128         (main): Don't call define_location_structures.
1129         * tree-pretty-print.c (dump_implicit_edges): Remove old location
1130         code.
1131
1132 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1133
1134         PR 26264
1135         * builtins.def (BUILT_IN_STDARG_START): Remove.
1136         * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
1137         * tree-stdarg.c (execute_optimize_stdarg): Likewise.
1138         * tree-inline.c (inline_forbidden_p_1): Likewise.
1139         
1140 2008-02-26  Richard Guenther  <rguenther@suse.de>
1141
1142         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1143         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1144         (lookup_decl_from_uid): Declare.
1145         (remove_decl_from_map): Likewise.
1146         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1147         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1148         (decl_for_uid_map): New global hashtable mapping DECL_UID
1149         to the decl tree.
1150         (init_ttree): Allocate it.
1151         (insert_decl_to_uid_decl_map): New helper function.
1152         (make_node_stat): Insert new decls into the map.
1153         (copy_node_stat): Likewise.
1154         (lookup_decl_from_uid): New function.
1155         (remove_decl_from_map): Likewise.
1156         (print_decl_for_uid_map_statistics): New helper.
1157         (dump_tree_statistics): Call it.
1158
1159         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1160         (referenced_var_iterator): Adjust.
1161         (FOR_EACH_REFERENCED_VAR): Adjust.
1162         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1163         (num_referenced_vars): Adjust.
1164         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1165         (first_referenced_var): Remove.
1166         (end_referenced_vars_p): Likewise.
1167         (next_referenced_var): Likewise.
1168         (referenced_var_iterator_set): New helper function.
1169         * tree-dfa.c (referenced_var_lookup): Adjust.
1170         (referenced_var_check_and_insert): Likewise.
1171         (remove_referenced_var): Likewise.
1172         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1173         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1174         (verify_call_clobbering): Likewise.
1175         (verify_memory_partitions): Likewise.
1176         (init_tree_ssa): Allocate bitmap instead of hashtable for
1177         referenced_vars.
1178         (delete_tree_ssa): Adjust.
1179         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1180         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1181         (compute_tag_properties): Likewise.
1182         (set_initial_properties): Likewise.
1183         (find_partition_for): Likewise.
1184         (update_reference_counts): Likewise.
1185         (dump_may_aliases_for): Likewise.
1186         * tree-ssa-operands.c (add_virtual_operand): Likewise.
1187         (add_call_clobber_ops): Likewise.
1188         (add_call_read_ops): Likewise.
1189         (get_asm_expr_operands): Likewise.
1190         * tree-into-ssa.c (dump_decl_set): Likewise.
1191         (update_ssa): Likewise.
1192         * tree-sra.c (scan_function): Likewise.
1193         (decide_instantiations): Likewise.
1194         (scalarize_parms): Likewise.
1195         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1196         (dsa_named_for): Likewise.
1197         * tree-ssa-structalias.c (update_alias_info): Likewise.
1198         (merge_smts_into): Likewise.
1199
1200 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1201
1202         PR 34351
1203         * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
1204         * c-opts.c (c_common_handle_option): Wall enables
1205         Wvolatile-register-var.
1206         * common.opt: Move Wvolatile-register-var to...
1207         * c.opt: ...here.
1208         
1209 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1210
1211         * common.opt (Wlarger-than=): New.
1212         * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
1213         -Wlarger-than=.
1214         * opts.c (common_handle_option): Handle -Wlarger-than=.
1215         * optc-gen.awk: Likewise.
1216         * opth-gen.awk: Likewise.
1217         * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
1218         * tree-optimize.c (tree_rest_of_compilation): Likewise.
1219         
1220 2008-02-26  Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1221
1222         * c-common.c (match_case_to_enum_1): Add appropriate
1223         OPT_W* parameter to warning.
1224         (c_do_switch_warnings): Likewise.
1225         * c-typeck.c (warning_init): Add one more parameter following
1226         'warning' function.
1227         (push_init_level): Update call to warning_init.
1228         (pop_init_level): Likewise.
1229         (add_pending_init): Likewise.
1230         (output_init_element: Likewise.
1231
1232 2008-02-26  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1233
1234         PR 28322
1235         * toplev.c (toplev_main): If there are warnings or error, print
1236         errors for ignored options.
1237         * opts.c (ignored_options): New static variable.
1238         (postpone_unknown_option_error): New.
1239         (print_ignored_options): New.
1240         (handle_option): Postpone errors for unknown -Wno-* options.
1241         * opts.h (print_ignored_options): Declare.
1242         
1243 2008-02-25  Richard Sandiford  <rsandifo@nildram.co.uk>
1244
1245         * config/mips/mips.md (loadgp_blockage, blockage): Change type
1246         to "ghost".
1247
1248 2008-02-25  Richard Guenther  <rguenther@suse.de>
1249
1250         Revert:
1251         2008-02-25  Richard Guenther  <rguenther@suse.de>
1252
1253         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1254         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1255         (lookup_decl_from_uid): Declare.
1256         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1257         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1258         (decl_for_uid_map): New global hashtable mapping DECL_UID
1259         to the decl tree.
1260         (init_ttree): Allocate it.
1261         (insert_decl_to_uid_decl_map): New helper function.
1262         (make_node_stat): Insert new decls into the map.
1263         (copy_node_stat): Likewise.
1264         (lookup_decl_from_uid): New function.
1265         (print_decl_for_uid_map_statistics): New helper.
1266         (dump_tree_statistics): Call it.
1267
1268         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1269         (referenced_var_iterator): Adjust.
1270         (FOR_EACH_REFERENCED_VAR): Adjust.
1271         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1272         (num_referenced_vars): Adjust.
1273         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1274         (first_referenced_var): Remove.
1275         (end_referenced_vars_p): Likewise.
1276         (next_referenced_var): Likewise.
1277         (referenced_var_iterator_set): New helper function.
1278         * tree-dfa.c (referenced_var_lookup): Adjust.
1279         (referenced_var_check_and_insert): Likewise.
1280         (remove_referenced_var): Likewise.
1281         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1282         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1283         (verify_call_clobbering): Likewise.
1284         (verify_memory_partitions): Likewise.
1285         (init_tree_ssa): Allocate bitmap instead of hashtable for
1286         referenced_vars.
1287         (delete_tree_ssa): Adjust.
1288         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1289         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1290         (compute_tag_properties): Likewise.
1291         (set_initial_properties): Likewise.
1292         (find_partition_for): Likewise.
1293         (update_reference_counts): Likewise.
1294         (dump_may_aliases_for): Likewise.
1295         * tree-ssa-operands.c (add_virtual_operand): Likewise.
1296         (add_call_clobber_ops): Likewise.
1297         (add_call_read_ops): Likewise.
1298         (get_asm_expr_operands): Likewise.
1299         * tree-into-ssa.c (dump_decl_set): Likewise.
1300         (update_ssa): Likewise.
1301         * tree-sra.c (scan_function): Likewise.
1302         (decide_instantiations): Likewise.
1303         (scalarize_parms): Likewise.
1304         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1305         (dsa_named_for): Likewise.
1306         * tree-ssa-structalias.c (update_alias_info): Likewise.
1307         (merge_smts_into): Likewise.
1308
1309 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
1310
1311         PR fortran/29549
1312         * doc/invoke.texi (-fcx-limited-range): Document new option.
1313         * toplev.c (process_options): Handle -fcx-fortran-rules.
1314         * common.opt: Add documentation for -fcx-fortran-rules.
1315
1316 2008-02-25  Janne Blomqvist  <jb@gcc.gnu.org>
1317
1318         PR c/35162
1319         * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
1320         actual behaviour and C99.
1321         
1322 2008-02-26  Ben Elliston  <bje@au.ibm.com>
1323
1324         * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
1325         (ASM_CPU_POWER6_SPEC): Likewise.
1326         (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
1327         Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
1328         (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
1329
1330 2008-02-25  Richard Guenther  <rguenther@suse.de>
1331
1332         * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
1333         * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
1334         (lookup_decl_from_uid): Declare.
1335         * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
1336         * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
1337         (decl_for_uid_map): New global hashtable mapping DECL_UID
1338         to the decl tree.
1339         (init_ttree): Allocate it.
1340         (insert_decl_to_uid_decl_map): New helper function.
1341         (make_node_stat): Insert new decls into the map.
1342         (copy_node_stat): Likewise.
1343         (lookup_decl_from_uid): New function.
1344         (print_decl_for_uid_map_statistics): New helper.
1345         (dump_tree_statistics): Call it.
1346
1347         * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
1348         (referenced_var_iterator): Adjust.
1349         (FOR_EACH_REFERENCED_VAR): Adjust.
1350         (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
1351         (num_referenced_vars): Adjust.
1352         * tree-flow-inline.h (gimple_referenced_vars): Adjust.
1353         (first_referenced_var): Remove.
1354         (end_referenced_vars_p): Likewise.
1355         (next_referenced_var): Likewise.
1356         (referenced_var_iterator_set): New helper function.
1357         * tree-dfa.c (referenced_var_lookup): Adjust.
1358         (referenced_var_check_and_insert): Likewise.
1359         (remove_referenced_var): Likewise.
1360         * tree-ssa.c (verify_flow_insensitive_alias_info): Use
1361         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1362         (verify_call_clobbering): Likewise.
1363         (verify_memory_partitions): Likewise.
1364         (init_tree_ssa): Allocate bitmap instead of hashtable for
1365         referenced_vars.
1366         (delete_tree_ssa): Adjust.
1367         * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
1368         FOR_EACH_REFERENCED_VAR_IN_BITMAP.
1369         (compute_tag_properties): Likewise.
1370         (set_initial_properties): Likewise.
1371         (find_partition_for): Likewise.
1372         (update_reference_counts): Likewise.
1373         (dump_may_aliases_for): Likewise.
1374         * tree-ssa-operands.c (add_virtual_operand): Likewise.
1375         (add_call_clobber_ops): Likewise.
1376         (add_call_read_ops): Likewise.
1377         (get_asm_expr_operands): Likewise.
1378         * tree-into-ssa.c (dump_decl_set): Likewise.
1379         (update_ssa): Likewise.
1380         * tree-sra.c (scan_function): Likewise.
1381         (decide_instantiations): Likewise.
1382         (scalarize_parms): Likewise.
1383         * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
1384         (dsa_named_for): Likewise.
1385         * tree-ssa-structalias.c (update_alias_info): Likewise.
1386         (merge_smts_into): Likewise.
1387
1388 2008-02-25  Andreas Krebbel  <krebbel1@de.ibm.com>
1389
1390         PR target/35258
1391         * cse.c (cse_insn): Avoid creation of overlapping MEMs.
1392         * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
1393         * alias.h (nonoverlapping_memrefs_p): Likewise.
1394
1395 2008-02-25  Jan Beulich  <jbeulich@novell.com>
1396
1397         * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
1398         * config/i386/netware-libgcc.exp: Add __bswap?i2,
1399         __emultls_get_address, __emultls_register_common,
1400         __floatundi?f, and _Unwind_GetIPInfo.
1401         * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
1402         Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
1403         (gen_regparm_prefix): Likewise.
1404         (i386_nlm_encode_section_info): Sync with
1405         config/i386/winnt.c:i386_pe_encode_section_info().
1406         (i386_nlm_maybe_mangle_decl_assembler_name): New.
1407         i386_nlm_mangle_decl_assembler_name): New.
1408         (netware_override_options): New.
1409         * config/i386/netware.h (netware_override_options): Declare.
1410         (OVERRIDE_OPTIONS): Re-define to netware_override_options.
1411         (i386_nlm_mangle_decl_assembler_name): Declare.
1412         (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
1413
1414 2008-02-25  Ben Elliston  <bje@au.ibm.com>
1415
1416         PR other/32948
1417         * c-decl.c (grokdeclarator): Remove unused local variables
1418         `typedef_type' and `type_as_written'.
1419         * bb-reorder.c
1420         (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
1421         unused local variable `has_hot_blocks'.
1422         (fix_crossing_conditional_branches): Remove unused local variable
1423         `prev_bb'.
1424         
1425 2008-02-25  Uros Bizjak  <ubizjak@gmail.com>
1426
1427         PR middle-end/19984
1428         * builtins.def (BUILT_IN_NAN): Define as c99 builtin
1429         using DEF_C99_BUILTIN.
1430         (BUILT_IN_NANF): Ditto.
1431         (BUILT_IN_NANL): Ditto.
1432
1433 2008-02-25  Ayal Zaks  <zaks@il.ibm.com>
1434             Revital Eres  <eres@il.ibm.com>
1435
1436         * modulo-sched.c (calculate_must_precede_follow): Address TODO
1437         regarding the order of two dependent insns in the same row.
1438
1439 2008-02-25  Eric Botcazou  <ebotcazou@adacore.com>
1440
1441         * stor-layout.c (layout_decl): Do not bump the alignment of a
1442         bit-field to more than byte alignment if it is packed.
1443
1444 2008-02-24  David Edelsohn  <edelsohn@gnu.org>
1445
1446         * config/rs6000/rs6000.c (processor_costs): Add cache costs for
1447         e300c2 and e300c3.
1448
1449 2008-02-24  Diego Novillo  <dnovillo@google.com>
1450
1451         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
1452
1453         PR 33738
1454         * tree-vrp.c (vrp_evaluate_conditional): With
1455         -Wtype-limits, emit a warning when comparing against a
1456         constant outside the natural range of OP0's type.
1457         * c.opt (Wtype-limits): Move ...
1458         * common.opt (Wtype-limits): ... here.
1459
1460 2008-02-24  Edmar Wienskoski  <edmar@freescale.com>
1461
1462         * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
1463         * config/rs6000/e300c2c3.md: New file.
1464         * config/rs6000/rs6000.c (processor_costs): Add new costs for
1465         e300c2 and e300c3.
1466         (rs6000_override_options): Add e300c2 and e300c3 cases to
1467         processor_target_table. Do not allow usage of Altivec or Spe
1468         with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
1469         (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
1470         * config/rs6000/rs6000.h (processor_type): Add
1471         PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
1472         (ASM_CPU_SPEC): Add e300c2 and e300c3.
1473         * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
1474         and ppce300c3. Include e300c2c3.md.
1475
1476 2008-02-23  David Edelsohn  <edelsohn@gnu.org>
1477
1478         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
1479         instead of TARGET_STRICT_ALIGN.
1480
1481 2008-02-23  Joseph Myers  <joseph@codesourcery.com>
1482
1483         * explow.c (memory_address): Assert that the generated address is
1484         valid.
1485
1486 2008-02-23  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
1487
1488         PR target/25477
1489         * config/darwin-protos.h: Add darwin_patch_builtins prototype.
1490         * config/darwin-ppc-ldouble-patch.def: New file.
1491         * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
1492         * config/rs6000/rs6000.c (rs6000_init_builtins): Call
1493         SUBTARGET_INIT_BUILTINS if defined.
1494         * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
1495         New functions.
1496
1497 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1498
1499         PR rtl-opt/33512
1500         * simplify-rtx.c (simplify_binary_operation_1): Add simplification
1501         of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
1502
1503 2008-02-23  Andrew Pinski  <andrew_pinski@playstation.sony.com>
1504
1505         PR pch/35027
1506         * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
1507         file" warning condtional on -Winvalid-PCH.
1508
1509 2008-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
1510
1511         * expmed.c (extract_bit_field): Always use adjust_address for MEM.
1512
1513 2008-02-23  Uros Bizjak  <ubizjak@gmail.com>
1514
1515         PR target/22076
1516         PR target/34256 
1517         * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
1518         prevent reload from using MMX registers.
1519         (*mov<mode>_internal): Ditto.
1520         (*movv2sf_internal_rex64): Ditto.
1521         (*movv2sf_internal): Ditto.
1522
1523 2008-02-23  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1524
1525         PR documentation/31569
1526         * doc/install.texi2html: Use makeinfo --no-number-sections.
1527
1528 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
1529
1530         * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
1531         ensure that we can address an entire entity > 8 bytes.  Don't
1532         generate reg+reg addressing for such data.
1533
1534 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
1535
1536         * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
1537         strings when optimizing for size, unless the target cares about
1538         alignment.
1539
1540 2008-02-22  Tom Tromey  <tromey@redhat.com>
1541
1542         * regclass.c (current_pass): Remove declaration.
1543
1544 2008-02-22  Anatoly Sokolov <aesok@post.ru>
1545
1546         * config/avr/libgcc.S (__RAMPZ__): Define.
1547         (__do_copy_data): Add for devices with 128KB code memory.
1548
1549 2008-02-22  Nathan Froyd  <froydnj@codesourcery.com>
1550
1551         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
1552         Use spe_abi.
1553         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
1554
1555 2008-02-22  Hans-Peter Nilsson  <hp@axis.com>
1556
1557         * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
1558         GENNONACR_REGS.
1559
1560 2008-02-22  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1561
1562         PR c/19999
1563         * c-typeck.c (build_binary_op): Warn about floating point
1564         comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
1565
1566 2008-02-21  Janis Johnson  <janis187@us.ibm.com>
1567
1568         PR target/34526
1569         * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
1570         (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
1571         add vrsave.
1572         (rs6000_override_options): Set altivec_abi as default, not override,
1573         for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
1574         TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
1575         is used; use new member spe_abi.
1576         (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
1577         spe_abi and altivec_abi.
1578
1579 2008-02-22  Tomas Bily  <tbily@suse.cz>
1580
1581         * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
1582
1583 2008-02-21  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1584
1585         PR bootstrap/35273
1586         * config.build (build_file_translate): Set to `CMD //c' only if
1587         it works.
1588         * Makefile.in (build_file_translate): Improve comment.
1589
1590 2008-02-21  Jan Hubicka  <jh@suse.cz>
1591
1592         * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
1593         PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
1594         PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
1595
1596 2008-02-21  Michael Matz  <matz@suse.de>
1597
1598         PR target/35264
1599         * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
1600
1601 2008-02-21  Uros Bizjak  <ubizjak@gmail.com>
1602
1603         * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
1604         movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
1605         as insn constraint.
1606         * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
1607         from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
1608         SSE_VEC_FLOAT_MODE_P as insn constraint.
1609         (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
1610         (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
1611         sse4a_movntdf using MODEF mode iterator.
1612         (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
1613         sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
1614         (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
1615         (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
1616         (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
1617         (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
1618         (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
1619
1620 2008-02-21  Richard Guenther  <rguenther@suse.de>
1621
1622         * tree.def (PAREN_EXPR): New tree code.
1623         * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
1624         and PAREN_EXPR.
1625         * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
1626         * expr.c (expand_expr_real_1): Likewise.
1627         * tree-inline.c (estimate_num_insns_1): Likewise.
1628         * tree-complex.c (expand_complex_move): Likewise.
1629         * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
1630         as plain x.
1631
1632 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1633
1634         PR target/35225
1635         * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
1636
1637 2008-02-20  Kaz Kojima  <kkojima@gcc.gnu.org>
1638
1639         PR target/35190
1640         * config/sh/sh.md (jump_compact): Disable for crossing jumps.
1641
1642         * config/sh/sh.c (find_barrier): Don't go past
1643         NOTE_INSN_SWITCH_TEXT_SECTIONS note.
1644
1645 2008-02-20  DJ Delorie  <dj@redhat.com>
1646
1647         * config/h8300/h8300.md (insv): Force source operand to be a register.
1648
1649         * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
1650         as a jump, not as a plain insn.
1651         
1652 2008-02-20  Seongbae Park <seongbae.park@gmail.com>
1653
1654         * doc/invoke.texi (Warning Options): Add new option
1655         -Wframe-larger-than=.
1656         (-Wframe-larger-than): Document.
1657
1658         * flags.h (warn_frame_larger_than, frame_larger_than_size):
1659         Add declarations for new option variables.
1660
1661         * final.c (final_start_function): Check the frame size
1662         before emission and issue a Wframe-larger-than warning.
1663
1664         * opts.c (warn_frame_larger_than, frame_larger_than_size):
1665         Add definitions for new option variables.
1666         (common_handle_option): Handle new option OPT_Wframe_larger_than_.
1667
1668         * common.opt (Wframe-larger-than=): New option.
1669
1670 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
1671
1672         * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
1673         (<sse>_div<mode>3): Ditto.
1674         (<sse>_vmdiv<mode>3): Ditto.
1675         (<sse>_vmsqrt<mode>2): Ditto.
1676         (*smax<mode>3): Ditto.
1677         (sse5_frcz<mode>2): Ditto.
1678         (sse5_vmfrcz<mode>2): Ditto.  Use TARGET_SSE5 instead of TARGET_ROUND
1679         as insn constraint.
1680
1681 2008-02-20  Richard Guenther  <rguenther@suse.de>
1682
1683         PR middle-end/35265
1684         * builtins.c (validate_arg): If we want an INTEGER_TYPE,
1685         be happy with INTEGRAL_TYPE_P.
1686
1687 2008-02-20  Richard Guenther  <rguenther@suse.de>
1688
1689         * fold-const.c (split_tree): Associate floatig-point expressions
1690         if flag_associative_math is set.
1691
1692 2008-02-20  Richard Guenther  <rguenther@suse.de>
1693
1694         * tree.h (fold_real_zero_addition_p): Declare.
1695         * fold-const.c (fold_real_zero_addition_p): Export.
1696         * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
1697         floating-point operations with zero and one.
1698
1699 2008-02-20  Paolo Bonzini  <bonzini@gnu.org>
1700
1701         * doc/install.texi: Correct references to CFLAGS, replacing them
1702         with BOOT_CFLAGS.  Document flags used during bootstrap for
1703         target libraries.
1704                                 
1705 2008-02-20  Uros Bizjak  <ubizjak@gmail.com>
1706
1707         * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
1708         * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
1709         and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
1710         insn constraint.
1711         (smin<mode>3): Ditto from similar patterns.
1712         (smax<mode>3): Ditto.
1713         (*ieee_smin<mode>3): Ditto.
1714         (*ieee_smax<mode>3): Ditto.
1715         * config/i386/sse.md (sse): New mode attribute.
1716         (mov<mode>): Macroize expander from movv4sf and movv2df using
1717         SSEMODEF2P mode iterator.
1718         (<sse>_movnt<mode>): Ditto from similar patterns. Use
1719         SSE_VEC_FLOAT_MODE_P as insn constraint.
1720         (storent<mode>): Ditto.
1721         (storent<mode>): Macroize expander from storentsf and storentdf using
1722         MODEF mode iterator.
1723         (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
1724         mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
1725         (abs<mode>2): Ditto from similar patterns.
1726         (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
1727         (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
1728         (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
1729         (<sse>_vmsqrt<mode>2): Ditto.
1730         (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
1731         (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
1732         (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
1733         (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
1734         (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
1735         sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
1736         mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
1737         insn constraint.
1738         (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
1739         iterator and SSE_FLOAT_MODE_P as insn constraint.
1740         (<sse>_ucomi): Ditto from similar patterns.
1741         (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
1742         sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
1743         SSE_VEC_FLOAT_MODE_P as insn constraint.
1744         (vcond<mode>): Ditto from similar patterns.
1745         (and<mode>3, *and<mode>3): Ditto.
1746         (<sse>_nand<mode>3): Ditto.
1747         (ior<mode>3, *ior<mode>3): Ditto.
1748         (xor<mode>3, *xor<mode>3): Ditto.
1749         (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
1750         iterator and SSE_FLOAT_MODE_P as insn constraint.
1751         (*nand<mode>3): Ditto from similar patterns.
1752         (*ior<mode>3): Ditto.
1753         (*xor<mode>3): Ditto.
1754
1755 2008-02-20  Ira Rosen  <irar@il.ibm.com>
1756
1757         * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
1758         vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
1759         vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
1760
1761 2008-02-19  Jan Hubicka  <jh@suse.cz>
1762
1763         * predict.c (tree_bb_level_predictions): Remove variable next
1764         mistakely introduced by previous commit.
1765
1766 2008-02-19  Jan Hubicka  <jh@suse.cz>
1767
1768         * predict.c (predict_paths_leading_to): Rewrite.
1769         (predict_paths_for_bb): New.
1770         (tree_bb_level_predictions): Update call of predict_paths_leading_to.
1771
1772 2008-02-19  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1773
1774         PR bootstrap/35218
1775         * Makefile.in (build_file_translate): New.
1776         (gcc-vers.texi): Use it for translating $(abs_srcdir).
1777         * config.build (build_file_translate): Set to `CMD //c' on MinGW.
1778         * configure.ac (build_file_translate): Substitute it.
1779         * configure: Regenerate.
1780
1781 2008-02-19  Jan Hubicka  <jh@suse.cz>
1782
1783         PR rtl-optimization/34408
1784         * see.c (see_def_extension_not_merged): Copy subreg so we don't have
1785         invalid sharing.
1786
1787 2008-02-19  Jan Hubicka  <jh@suse.cz>
1788
1789         PR middle-end/28779
1790         * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
1791         call_expr.
1792
1793 2008-02-19  H.J. Lu  <hongjiu.lu@intel.com>
1794
1795         PR Ada/35186
1796         * config/i386/i386-modes.def: Revert the last DI alignment
1797         change until Ada people can look into it.
1798
1799 2008-02-19  Nick Clifton  <nickc@redhat.com>
1800
1801         * opts.c (print_specific_help): Fix typo in --help text.
1802
1803 2008-02-19  Jakub Jelinek  <jakub@redhat.com>
1804
1805         PR target/35239
1806         * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
1807         32-bit inline asm without asm alternatives for host GCC < 3.0.
1808
1809 2008-02-19  Richard Guenther  <rguenther@suse.de>
1810
1811         PR tree-optimization/34989
1812         * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
1813         Allow propagation to INDIRECT_REF if we can simplify only.
1814
1815 2008-02-19  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1816
1817         * c-common.c (warn_for_collisions_1): Use appropriate option when
1818         warning.
1819
1820 2008-02-19  Nick Clifton  <nickc@redhat.com>
1821
1822         PR other/31349
1823         * opts.c (undocumented_msg): Leave blank unless checking is enabled.
1824         (handle_options): Fix indentation.
1825         (print_filtered_help): If no language-specific options were
1826         displayed tell the user how to list all the options supported by
1827         the language's front-end.
1828         (print_specific_help): Fix indentation and remove duplicate line.
1829         (common_handle_option): Handle the -v option.
1830         For --help enable the display of undocumented options if the -v
1831         switch has been included on the command line.
1832         For --help= check for overlaps in the arguments between the option
1833         classes and the language names and issue a warning when they
1834         cannot be disambiguated.
1835         * c.opt (v): Pass on to the common option handler.
1836
1837 2008-02-19  Revital Eres  <eres@il.ibm.com> 
1838
1839         * modulo-sched.c (sms_schedule): Change dump message when
1840         create_ddg function fails.
1841         (try_scheduling_node_in_cycle): Rename row to cycle.
1842         (print_partial_schedule): Rename CYCLE to ROW.
1843
1844 2008-02-19  Christian Bruel  <christian.bruel@st.com>
1845             Zdenek Dvorak  <ook@ucw.cz>
1846
1847         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
1848
1849 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
1850
1851         PR target/33555
1852         * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
1853         (*x86_movdicc_0_m1_se): Ditto.
1854
1855 2008-02-19  Uros Bizjak  <ubizjak@gmail.com>
1856
1857         * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
1858         (CMPtype): Define as __gcc_CMPtype.
1859         * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
1860         (CMPtype): Define as __gcc_CMPtype.
1861
1862 2008-02-19  Hans-Peter Nilsson  <hp@axis.com>
1863
1864         Support valgrind 3.3 for --enable-checking=valgrind.
1865         * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
1866         here.
1867         [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
1868         [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
1869         [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
1870         * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
1871         Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
1872         VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
1873         VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
1874         respectively.
1875         * ggc-zone.c: Similar.
1876         * ggc-page.c: Similar.
1877
1878 2008-02-19  Paul Brook  <paul@codesourcery.com>
1879
1880         PR target/35071
1881         * config/arm/ieee754-df.S: Fix do_it typo.
1882         * config/arm/ieee754-sf.S: Fix do_it typo.
1883
1884 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
1885
1886         PR target/35189
1887         * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
1888         (OPTION_MASK_ISA_3DNOW_SET): Likewise.
1889         (OPTION_MASK_ISA_SSE_SET): Likewise.
1890         (OPTION_MASK_ISA_SSE2_SET): Likewise.
1891         (OPTION_MASK_ISA_SSE3_SET): Likewise.
1892         (OPTION_MASK_ISA_SSSE3_SET): Likewise.
1893         (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
1894         (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
1895         (OPTION_MASK_ISA_SSE4_SET): Likewise.
1896         (OPTION_MASK_ISA_SSE4A_SET): Likewise.
1897         (OPTION_MASK_ISA_SSE5_SET): Likewise.
1898         (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
1899         (OPTION_MASK_ISA_MMX_UNSET): Updated.
1900         (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
1901         (OPTION_MASK_ISA_SSE_UNSET): Likewise.
1902         (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
1903         (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
1904         (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
1905         (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
1906         (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
1907         (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
1908         (OPTION_MASK_ISA_SSE4): Removed.
1909         (ix86_handle_option): Turn on bits in ix86_isa_flags and
1910         ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
1911         (override_options): Don't turn on implied SSE/MMX bits in
1912         ix86_isa_flags.
1913
1914 2008-02-18  H.J. Lu  <hongjiu.lu@intel.com>
1915
1916         * config/i386/i386-modes.def: Use 4 byte alignment on DI for
1917         32bit host.
1918
1919 2008-02-18  Joey Ye  <joey.ye@intel.com>
1920
1921         PR middle-end/34921
1922         * tree-nested.c (insert_field_into_struct): Set type alignment
1923         to field alignment if the former is less than the latter.
1924
1925 2008-02-18  Jakub Jelinek  <jakub@redhat.com>
1926
1927         * BASE-VER: Set to 4.4.0.
1928
1929 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1930
1931         * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
1932         * doc/cfg.texi: Likewise.
1933         * doc/extend.texi: Likewise.
1934         * doc/gty.texi: Likewise.
1935         * doc/invoke.texi: Likewise.
1936         * doc/loop.texi: Likewise.
1937         * doc/md.texi: Likewise.
1938         * doc/passes.texi: Likewise.
1939         * doc/rtl.texi: Likewise.
1940         * doc/sourcebuild.texi: Likewise.
1941         * doc/tm.texi: Likewise.
1942         * doc/tree-ssa.texi: Likewise.
1943
1944 2008-02-17  Richard Guenther  <rguenther@suse.de>
1945
1946         PR middle-end/35227
1947         * tree-complex.c (init_parameter_lattice_values): Handle parameters
1948         without default definition.
1949
1950 2008-02-17  Richard Guenther  <rguenther@suse.de>
1951
1952         PR tree-optimization/35231
1953         * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
1954         if A | B != 1.
1955
1956 2008-02-17  Uros Bizjak  <ubizjak@gmail.com>
1957
1958         Revert:
1959
1960         2008-02-15  Uros Bizjak  <ubizjak@gmail.com>    
1961         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1962         libgcc_cmp_return mode.
1963
1964 2008-02-16  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
1965
1966         PR c/28368
1967         * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
1968
1969 2008-02-16  Ralf Corsepius  <ralf.corsepius@rtems.org>
1970
1971         * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
1972         multilibs.
1973
1974 2008-02-16  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1975
1976         * doc/c-tree.texi: Use `@.' where appropriate.
1977         * doc/extend.texi: Likewise.
1978         * doc/install.texi: Likewise.
1979         * doc/invoke.texi: Likewise.
1980         * doc/loop.texi: Likewise.
1981         * doc/makefile.texi: Likewise.
1982         * doc/md.texi: Likewise.
1983         * doc/passes.texi: Likewise.
1984         * doc/standards.texi: Likewise.
1985         * doc/tm.texi: Likewise.
1986
1987 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
1988
1989         PR middle-end/35196
1990         * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
1991         in entry_bb.
1992         (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
1993         rather than in entry_bb.
1994
1995 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
1996
1997         * config/i386/sfp-machine.h (CMPtype): Define as typedef using
1998         libgcc_cmp_return mode.
1999
2000 2008-02-15  Jakub Jelinek  <jakub@redhat.com>
2001
2002         PR middle-end/35130
2003         * tree-nested.c (convert_call_expr): Put FRAME.* vars into
2004         OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
2005
2006 2008-02-15  Richard Guenther  <rguenther@suse.de>
2007             Zdenek Dvorak  <ook@ucw.cz>
2008
2009         PR tree-optimization/35164
2010         * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
2011         * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
2012         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
2013         Only propagate addresses which do not have abnormal SSA_NAMEs
2014         in their operands.
2015
2016 2008-02-15  Joseph Myers  <joseph@codesourcery.com>
2017
2018         PR target/35088
2019         * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
2020
2021 2008-02-15  Jan Hubicka  <jh@suse.cz>
2022
2023         PR middle-end/35149
2024         * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
2025
2026 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
2027
2028         PR middle-end/34621
2029         * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
2030         when calculating alignment_pad.
2031
2032 2008-02-15  Uros Bizjak  <ubizjak@gmail.com>
2033
2034         * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
2035         (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
2036         * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
2037         and STACK_BOUNDARY define.
2038
2039 2008-02-14  Danny Smith  <dannysmith@users.sourceforge.net>
2040
2041         PR preprocessor/35061
2042         * c-pragma.c (handle_pragma_pop_macro): Check that
2043         pushed_macro_table has been allocated.
2044
2045 2008-02-14  Eric Botcazou  <ebotcazou@adacore.com>
2046
2047         PR middle-end/35136
2048         * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
2049         (force_gimple_operand): Likewise.
2050         * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
2051         for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
2052         Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
2053         (find_interesting_uses_address): Check addressability and alignment
2054         of the base expression only after substituting bases of IVs into it.
2055
2056 2008-02-14  Michael Matz  <matz@suse.de>
2057
2058         PR target/34930
2059         * function.c (instantiate_virtual_regs_in_insn): Reload address
2060         before falling back to reloading the whole operand.
2061
2062 2008-02-14  Andreas Krebbel  <krebbel1@de.ibm.com>
2063
2064         * config/s390/s390.c (s390_mainpool_start): Emit the pool
2065         before the first section switch note.
2066
2067 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2068
2069         * doc/bugreport.texi: Update copyright years.
2070         * doc/c-tree.texi: Likewise.
2071         * doc/cfg.texi: Likewise.
2072         * doc/cpp.texi: Likewise.
2073         * doc/cppinternals.texi: Likewise.
2074         * doc/fragments.texi: Likewise.
2075         * doc/frontends.texi: Likewise.
2076         * doc/gcc.texi: Likewise.
2077         * doc/gty.texi: Likewise.
2078         * doc/hostconfig.texi: Likewise.
2079         * doc/implement-c.texi: Likewise.
2080         * doc/libgcc.texi: Likewise.
2081         * doc/loop.texi: Likewise.
2082         * doc/makefile.texi: Likewise.
2083         * doc/options.texi: Likewise.
2084         * doc/passes.texi: Likewise.
2085         * doc/rtl.texi: Likewise.
2086         * doc/sourcebuild.texi: Likewise.
2087         * doc/standards.texi: Likewise.
2088         * doc/tree-ssa.texi: Likewise.
2089         * doc/trouble.texi: Likewise.
2090
2091         * doc/extend.texi: Use @: or add comma where appropriate.
2092         * doc/invoke.texi: Likewise.
2093         * doc/tm.texi: Likewise.
2094
2095 2008-02-14  Alan Modra  <amodra@bigpond.net.au>
2096
2097         PR target/34393
2098         * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
2099         to a reg.
2100
2101 2008-02-14  Jesper Nilsson  <jesper.nilsson@axis.com>
2102
2103         * doc/md.texi (clz, ctz): Add reference.
2104         * doc/rtl.texi (clz, ctz): Likewise.
2105
2106 2008-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2107
2108         PR other/35148
2109         * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
2110         srcdir.
2111
2112 2008-02-13  Andreas Krebbel  <krebbel1@de.ibm.com>
2113
2114         * config/s390/s390.c (struct constant_pool): New field
2115         emit_pool_after added.
2116         (s390_mainpool_start): Set the emit_pool_after flag according
2117         to the section switch notes.
2118         (s390_mainpool_finish): Consider emit_pool_after when emitting
2119         the literal pool at the end of the function.
2120         (s390_chunkify_start): Force literal pool splits at section
2121         switch notes.
2122
2123 2008-02-13  Michael Matz  <matz@suse.de>
2124
2125         PR debug/35065
2126         * var-tracking.c (clobber_variable_part): Correctly traverse the
2127         list.
2128
2129 2008-02-13  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2130
2131         PR 29673
2132         * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
2133         Add -fdump-ipa-inline.
2134         * tree-dump.c (dump_files): Remove tree-inlined dump.
2135         * tree-pass.h (tree_dump_index): Remove TDI_inlined.
2136         
2137 2008-02-12  Richard Guenther  <rguenther@suse.de>
2138
2139         PR tree-optimization/35171
2140         * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
2141         default defs.
2142
2143 2008-02-12  Richard Guenther  <rguenther@suse.de>
2144
2145         PR middle-end/35163
2146         * fold-const.c (fold_widened_comparison): Use get_unwidened in
2147         value-preserving mode.  Disallow final truncation.
2148
2149 2008-02-12  Eric Botcazou  <ebotcazou@adacore.com>
2150
2151         PR middle-end/35136
2152         * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
2153         code from here to...
2154         (force_gimple_operand): ...here.
2155
2156 2008-02-12  Jakub Jelinek  <jakub@redhat.com>
2157
2158         PR c++/35144
2159         * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
2160         non-compatible pointers.
2161         (generate_element_copy): If SRC and DST are RECORD_TYPEs with
2162         different FIELD_DECLs, try harder by comparing field offsets, sizes
2163         and types.
2164
2165         PR inline-asm/35160
2166         * function.c (match_asm_constraints_1): Don't replace the same input
2167         multiple times.
2168
2169 2008-02-12  Anatoly Sokolov <aesok@post.ru>
2170
2171         * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
2172         * config/avr/avr.c (expand_prologue): Save RAMPZ register.
2173         (expand_epilogue): Restore RAMPZ register.
2174         * config/avr/avr.md (RAMPZ_ADDR): New constant.
2175
2176 2008-02-11  Kai Tietz  <kai.tietz@onevision.com>
2177
2178         * config/i386/cygwin.asm: (__alloca): Correct calling
2179         convention and alignment.
2180         (__chkstk): Force 8 byte stack alignment.
2181
2182 2008-02-11  Uros Bizjak  <ubizjak@gmail.com>
2183             Richard Guenther  <rguenther@suse.de>
2184
2185         PR tree-optimization/33992
2186         * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
2187         the zero we compare against.
2188
2189 2008-02-10  Danny Smith  <dannysmith@users.sourceforge.net>
2190
2191         PR libfortran/35063
2192         * gthr-win32.h (__gthread_mutex_destroy_function): New function
2193         to CloseHandle after unlocking to prevent accumulation of handle
2194         count.
2195
2196 2008-02-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2197
2198         PR middle_end/34150
2199         * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
2200         pic_label_operand source.  Similarly, add a REG_LABEL_OPERAND note
2201         and update LABEL_NUSES during and after reload.
2202
2203 2008-02-08  Steven Bosscher  <stevenb.gcc@gmail.com>
2204
2205         PR middle-end/34627
2206         * combine.c (simplify_if_then_else): Make sure the comparison is
2207         against const0_rtx when simplifying to (abs x) or (neg (abs X)).
2208
2209 2008-02-08  Richard Sandiford  <rsandifo@nildram.co.uk>
2210
2211         PR bootstrap/35051
2212         * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
2213         (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
2214         * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
2215         (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
2216         * tree.h (get_type_static_bounds): Likewise.
2217
2218 2008-02-08  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2219
2220         * doc/invoke.texi (Option Summary, C++ Dialect Options)
2221         (Objective-C and Objective-C++ Dialect Options, Warning Options):
2222         Make -Wfoo language annotations match what the compiler outputs.
2223
2224 2008-02-08  Sa Liu  <saliu@de.ibm.com>
2225
2226         * config/spu/spu-builtins.def: Fixed wrong parameter type in spu 
2227         intrinsics spu_convts, spu_convtu, spu_convtf.
2228         * testsuite/gcc.target/spu/intrinsics-3.c: New. Test error messages.
2229
2230 2008-02-08  Hans-Peter Nilsson  <hp@axis.com>
2231
2232         * doc/extend.texi (Function Attributes) <noinline>: Mention
2233         asm ("") as method to keep calls.
2234
2235 2008-02-07  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2236
2237         PR other/32754
2238         * doc/options.texi (Options): Replace references to opts.sh with
2239         optc-gen.awk.
2240         * opts-common.c: Likewise.
2241         * optc-gen.awk: Likewise.
2242         
2243 2008-02-07  Andreas Krebbel  <krebbel1@de.ibm.com>
2244
2245         * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
2246
2247 2008-02-07  Richard Henderson  <rth@redhat.com>
2248
2249         PR rtl-opt/33410
2250         * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
2251         EXPR_LIST for the REG_EQUAL instead of a comparison with a 
2252         funny mode.
2253
2254 2008-02-07  Uros Bizjak  <ubizjak@gmail.com>
2255
2256         PR tree-optimization/35085
2257         * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
2258         for operand entry oe2 in addition to operand entry oe3 in order to
2259         expose more opportunities for vectorizer sum reduction.
2260
2261 2008-02-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2262
2263         PR other/35107
2264         * Makefile.in (LIBS): Remove $(GMPLIBS).
2265         (cc1-dummy, cc1): Add $(GMPLIBS).
2266
2267 2008-02-06  Jan Hubicka  <jh@suse.cz>
2268
2269         PR target/23322
2270         * i386.md (moddf_integer): Do not produce partial memory stalls for
2271         targets where it hurts.
2272
2273 2008-02-06  Uros Bizjak  <ubizjak@gmail.com>
2274
2275         PR target/35083
2276         * optabs.c (expand_float): Do not check for decimal modes when
2277         expanding unsigned integer through signed conversion.
2278
2279 2008-02-06  Nick Clifton  <nickc@redhat.com>
2280
2281         * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
2282         inside the clobber with a match_operand and duplicated operand
2283         number in the constraint.
2284         (ineqbranchsi): Delete redundant comment.
2285
2286 2008-02-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
2287
2288         * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add 
2289         builtin_define ("__USE_INIT_FINI__").
2290         * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
2291         -msx multilibs.
2292         * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
2293
2294 2008-02-06  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2295
2296         PR documentation/30330
2297         * doc/invoke.texi (C++ Dialect Options)
2298         (Objective-C and Objective-C++ Dialect Options, Warning Options):
2299         For each warning option -Wfoo that allows -Wno-foo, ensure both
2300         -Wfoo and -Wno-foo are listed in the option index.  Fix index
2301         entry of -Wswitch-default, index -Wnormalized= including the
2302         `=', and -Wlarger-than-@var{len} including @var{len}.
2303
2304 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
2305
2306         * config/i386/i386.md (floatunssisf2): Use
2307         ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
2308         (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
2309         Macroize expander using MODEF mode iterator.
2310
2311 2008-02-05  Diego Novillo  <dnovillo@google.com>
2312
2313         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
2314
2315         PR 33738
2316         * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
2317
2318 2008-02-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2319
2320         PR other/35070
2321         * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
2322
2323 2008-02-05  H.J. Lu  <hongjiu.lu@intel.com>
2324
2325         PR target/35084
2326         * config/i386/i386.c (ix86_function_sseregparm): Add an arg
2327         to indicate if a message should be generated.
2328         (init_cumulative_args): Updated.
2329         (function_value_32): Likewise.
2330
2331 2008-02-05  Joseph Myers  <joseph@codesourcery.com>
2332
2333         * doc/include/texinfo.tex: Update to version 2008-02-04.16.
2334
2335 2008-02-05  Uros Bizjak  <ubizjak@gmail.com>
2336
2337         PR target/35083
2338         * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
2339         Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
2340
2341 2008-02-04  Diego Novillo  <dnovillo@google.com>
2342
2343         http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
2344
2345         PR 33738
2346         * tree-vrp.c (vrp_evaluate_conditional): With
2347         -Wtype-limits, emit a warning when comparing against a
2348         constant outside the natural range of OP0's type.
2349
2350 2008-02-04  Richard Guenther  <rguenther@suse.de>
2351
2352         PR middle-end/33631
2353         * expr.c (count_type_elements): Give for unions instead of
2354         guessing.
2355
2356 2008-02-04  Richard Guenther  <rguenther@suse.de>
2357
2358         PR middle-end/35043
2359         * gimplify.c (gimplify_init_ctor_eval): Convert array indices
2360         to TYPE_DOMAINs base type instead of using bitsizetype here.
2361
2362 2008-02-03  Jason Merrill  <jason@redhat.com>
2363
2364         * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
2365
2366 2008-02-04  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2367
2368         PR other/29972
2369         * doc/invoke.texi (C++ Dialect Options, Optimize Options)
2370         (HPPA Options, i386 and x86-64 Options, IA-64 Options)
2371         (RS/6000 and PowerPC Options): Fix typos and markup.
2372         * doc/passes.texi (Tree-SSA passes): Likewise.
2373
2374 2008-02-02  Michael Matz  <matz@suse.de>
2375
2376         PR target/35045
2377         * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
2378         from record_last_reg_set_info.
2379         (record_last_reg_set_info): Take an RTX argument, iterate over all
2380         constituent hardregs.
2381         (record_last_set_info, record_opr_changes): Change calls to
2382         new signature or to record_last_reg_set_info_regno.
2383
2384 2008-02-02  Gerald Pfeifer  <gerald@pfeifer.com>
2385
2386         * doc/extend.texi (X86 Built-in Functions): Fix grammar.
2387
2388 2008-02-01  Hans-Peter Nilsson  <hp@axis.com>
2389
2390         PR rtl-optimization/34773
2391         * reg-notes.def (EQUAL): Mention significance of combination of
2392         REG_EQUAL and REG_RETVAL.
2393         * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
2394         insn that has a REG_RETVAL.
2395
2396 2008-02-01  Roger Sayle  <roger@eyesopen.com>
2397
2398         PR bootstrap/33781
2399         * configure.ac (--enable-fixed-point): Disable unless explicitly
2400         requested on IRIX.
2401         * configure: Regenerate.
2402
2403 2008-02-01  Richard Guenther  <rguenther@suse.de>
2404
2405         PR other/35042
2406         * invoke.texi (-finline-limit): Remove no longer true parts
2407         of the documentation.  Note that there is no default value.
2408
2409 2008-02-01  Andrew Pinski  <pinskia@gmail.com>
2410             Mark Mitchell  <mark@codesourcery.com>
2411             Ben Elliston  <bje@au.ibm.com>
2412
2413         PR c/29326
2414         * doc/extend.texi (Other Builtins): Document.
2415
2416 2008-01-31  Tom Browder <tom.browder@gmail.com>
2417
2418         * doc/c-tree.texi (Types): Fix grammar.
2419         (Expression trees): Ditto.
2420         * doc/passes.texi (Tree-SSA passes): Ditto.
2421         
2422         * doc/configterms.texi (Configure Terms): Fix typo.
2423         * doc/cpp.texi (Common Predefined Macros): Ditto.
2424         * doc/md.texi (Machine Constraints): Ditto.
2425         
2426         * doc/makefile.texi (Makefile): Add comma.
2427
2428 2008-01-31  Tom Browder  <tom.browder@gmail.com>
2429             Gerald Pfeifer  <gerald@pfeifer.com>
2430         
2431         * doc/sourcebuild.texi (Front End): Remove references to CVS
2432         and CVSROOT/modules.
2433         (Texinfo Manuals): Replace reference to CVS by one to SVN.
2434         (Back End): Remove reference to CVS.
2435
2436 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
2437
2438         PR target/34900
2439         * config/mips/mips.c (gen_load_const_gp): New function, taking a
2440         comment from...
2441         (mips16_gp_pseudo_reg): ...here.
2442         * config/mips/mips.md (load_const_gp): Replace with...
2443         (load_const_gp_<mode>): ...this :P-based insn.
2444
2445 2008-01-31  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
2446
2447         * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
2448         options. Minor fixes.
2449         (-std): Move reference to standards closer to where language
2450         standards are first mentioned.
2451         
2452 2008-01-31  Richard Sandiford  <rsandifo@nildram.co.uk>
2453
2454         PR rtl-optimization/34995
2455         * reload.c (alternative_allows_const_pool_ref): Take an rtx
2456         parameter and return a bool.  If the rtx parameter is nonnull,
2457         check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
2458         (find_reloads): Update call accordingly.  Pass the new operand
2459         if it needed no address reloads, otherwise pass null.
2460
2461 2008-01-30  Richard Henderson  <rth@redhat.com>
2462
2463         PR c/34993
2464         * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
2465         for unbounded arrays.
2466
2467 2008-01-30  Silvius Rus  <rus@google.com>
2468
2469         * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
2470
2471 2008-01-30  Jan Hubicka  <jh@suse.cz>
2472
2473         PR target/34982
2474         * i386.c (init_cumulative_args): Use real function declaration when
2475         calling locally.
2476
2477 2008-01-30  Richard Sandiford  <rsandifo@nildram.co.uk>
2478
2479         PR rtl-optimization/34998
2480         * global.c (build_insn_chain): Treat non-subreg_lowpart
2481         SUBREGs of pseudos as clobbering all the words covered by the
2482         SUBREG, not just all the bytes.
2483         * ra-conflict.c (clear_reg_in_live): Likewise.  Take the
2484         original df_ref rather than an extract parameter.
2485         (global_conflicts): Update call accordingly.
2486
2487 2008-01-30  Andreas Krebbel  <krebbel1@de.ibm.com>
2488
2489         * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
2490         the overflow check to make it easier to read.
2491         (__fixtfdi): Change the type of the ll member in union
2492         long_double to UDItype_x.
2493
2494 2008-01-30  Jakub Jelinek  <jakub@redhat.com>
2495
2496         PR middle-end/34969
2497         * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
2498         * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
2499         * tree-inline.c (fold_marked_statements): Call
2500         cgraph_update_edges_for_call_stmt if folding a call statement.
2501         * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
2502         debug_generic_stmt calls, reset it back afterwards.
2503
2504         PR c/35017
2505         * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
2506         static decls.
2507         * c-typeck.c (build_external_ref): Don't pedwarn about
2508         static vars in current function's scope.
2509
2510 2008-01-29  Joseph Myers  <joseph@codesourcery.com>
2511
2512         * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
2513
2514 2008-01-29  Bernhard Fischer  <aldot@gcc.gnu.org>
2515
2516         PR c/35002
2517         * ipa-struct-reorg.c: Fix spelling.
2518         * params.def: Ditto.
2519
2520 2008-01-29  Richard Guenther  <rguenther@suse.de>
2521
2522         PR middle-end/35006
2523         * tree-inline.h (struct copy_body_data): Add remapping_type_depth
2524         field.
2525         * tree-inline.c (remap_type): Increment remapping_type_depth
2526         around remapping types.
2527         (copy_body_r): Only add referenced variables if they are referenced
2528         from code, not types.
2529
2530 2008-01-29  Douglas Gregor  <doug.gregor@gmail.com>
2531
2532         PR c++/34055
2533         PR c++/34103
2534         PR c++/34219
2535         PR c++/34606
2536         PR c++/34753
2537         PR c++/34754
2538         PR c++/34755
2539         PR c++/34919
2540         PR c++/34961
2541         * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
2542         qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
2543
2544 2008-01-28  Andy Hutchinson   <hutchinsonandy@netscape.net>
2545
2546         PR target/34412
2547         * config/avr/avr.c (expand_prologue): Use correct QI mode frame 
2548         pointer for tiny stack.
2549
2550 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
2551
2552         * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
2553
2554 2008-01-28  Bernhard Fischer  <aldot@gcc.gnu.org>
2555
2556         * config/vx-common.h: Fix typo in comment.
2557
2558 2008-01-28  Ian Lance Taylor  <iant@google.com>
2559
2560         PR c++/34862
2561         PR c++/33407
2562         * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
2563         coalesce pointers if they have different DECL_NO_TBAA_P values.
2564         * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
2565         between variables with different DECL_NO_TBAA_P values.
2566
2567 2008-01-28  Nathan Froyd  <froydnj@codesourcery.com>
2568
2569         PR 31535
2570         * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
2571         are not legitimate small data references on SPE targets.
2572
2573 2008-01-28  David Daney  <ddaney@avtrex.com>
2574
2575         * doc/install.texi (mips-*-*): Recommend binutils 2.18.
2576
2577 2008-01-28  David Daney  <ddaney@avtrex.com>
2578
2579         * doc/install.texi (--disable-libgcj-bc):  Reword documentation.
2580
2581 2008-01-27  Joseph Myers  <joseph@codesourcery.com>
2582
2583         * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
2584         m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
2585         *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
2586         *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
2587         hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2588         i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
2589         i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
2590         vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
2591
2592 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2593
2594         * basic-block.h (condjump_equiv_p): Fix comment.
2595
2596 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2597
2598         * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
2599         print_generic_stmt_indented): Fix comment.
2600
2601 2008-01-27  Bernhard Fischer  <aldot@gcc.gnu.org>
2602
2603         * configure.ac (__stack_chk_fail): Add detecion for availability
2604         of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
2605         * configure: Regenerate.
2606
2607 2008-01-26  Maxim Kuvyrkov  <maxim@codesourcery.com>
2608
2609         PR middle-end/34688
2610         * final.c (output_addr_const): Handle TRUNCATE.
2611
2612 2008-01-26  Zdenek Dvorak  <ook@ucw.cz>
2613
2614         PR target/34711
2615         * tree-ssa-loop-ivopts.c (comp_cost): New type.
2616         (zero_cost, infinite_cost): New constants.
2617         (struct cost_pair): Change type of cost to comp_cost.
2618         (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
2619         (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
2620         New functions.
2621         (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
2622         split_address_cost, ptr_difference_cost, difference_cost,
2623         get_computation_cost_at, get_computation_cost,
2624         determine_use_iv_cost_generic, determine_use_iv_cost_address,
2625         determine_use_iv_cost_condition, determine_use_iv_costs,
2626         cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
2627         iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
2628         iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
2629         Change type of cost to comp_cost.
2630         (determine_iv_cost): Increase cost of non-original ivs, instead
2631         of decreasing the cost of original ones.
2632         (get_address_cost): Indicate the complexity of the addressing mode 
2633         in comp_cost.
2634         (try_add_cand_for): Prefer using ivs not specific to some object.
2635         * tree-flow.h (force_expr_to_var_cost): Declaration removed.
2636
2637 2008-01-26  Peter Bergner  <bergner@vnet.ibm.com>
2638             Janis Johnson  <janis187@us.ibm.com>
2639
2640         PR target/34814
2641         * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
2642         (TARGET_INSTANTIATE_DECLS): Likewise.
2643         * target.h (expand_to_rtl_hook): New target hook.
2644         (instantiate_decls): Likewise.
2645         * function.c (instantiate_decl): Make non-static.  Rename to...
2646         (instantiate_decl_rtl): ... this.
2647         (instantiate_expr): Use instantiate_decl_rtl.
2648         (instantiate_decls_1): Likewise.
2649         (instantiate_decls): Likewise.
2650         (instantiate_virtual_regs: Call new instantiate_decls taget hook.
2651         * function.h (instantiate_decl_rtl): Add prototype.
2652         * cfgexpand.c (target.h): New include.
2653         (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
2654         * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
2655         (TARGET_INSTANTIATE_DECLS): Likewise.
2656         (TARGET_INITIALIZER): New target hooks added.
2657         * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
2658         New prototype.
2659         * config/rs6000/rs6000.c (tree-flow.h): New include.
2660         (machine_function): Add sdmode_stack_slot field.
2661         (rs6000_alloc_sdmode_stack_slot): New function.
2662         (rs6000_instantiate_decls): Likewise.
2663         (rs6000_secondary_memory_needed_rtx): Likewise.
2664         (rs6000_check_sdmode): Likewise.
2665         (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
2666         (TARGET_INSTANTIATE_DECLS): Likewise.
2667         (rs6000_hard_regno_mode_ok): Allow SDmode.
2668         (num_insns_constant): Likewise.  Handle _Decimal32 constants.
2669         (rs6000_emit_move): Handle SDmode.
2670         (function_arg_advance): Likewise.
2671         (function_arg): Likewise.
2672         (rs6000_gimplify_va_arg): Likewise.  Add special handling of
2673         SDmode var args for 32-bit compiles.
2674         (rs6000_secondary_reload_class): Handle SDmode.
2675         (rs6000_output_function_epilogue): Likewise.
2676         (rs6000_function_value): Simplify if statement.
2677         (rs6000_libcall_value): Likewise.
2678         * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
2679         (SECONDARY_MEMORY_NEEDED_RTX): Add define.
2680         * config/rs6000/dfp.md (movsd): New define_expand and splitter.
2681         (movsd_hardfloat): New define_insn.
2682         (movsd_softfloat): Likewise.
2683         (movsd_store): Likewise.
2684         (movsd_load): Likewise.
2685         (extendsddd2): Likewise.
2686         (extendsdtd2): Likewise.
2687         (truncddsd2): Likewise.
2688         (movdd_hardfloat64): Fixup comment.
2689         (UNSPEC_MOVSD_LOAD): New constant.
2690         (UNSPEC_MOVSD_STORE): Likewise.
2691
2692 2008-01-26  Jakub Jelinek  <jakub@redhat.com>
2693
2694         PR c++/34965
2695         * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
2696         TRUTH_XOR_EXPR.
2697         (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
2698         (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
2699         (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
2700         and TRUTH_XOR_EXPR.
2701
2702 2008-01-26  David Edelsohn  <edelsohn@gnu.org>
2703
2704         PR target/34794
2705         * config.gcc: Separate AIX 5.3 from AIX 6.1.
2706         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2707         __LONGDOUBLE128 too.
2708         * config/rs6000/aix61.h: New file.
2709
2710 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
2711
2712         PR rtl-optimization/34959
2713         * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
2714         popcount and parity rtxes the same mode as their operand.
2715         Truncate or extend the result to the return value's mode
2716         if necessary.
2717
2718 2008-01-26  Richard Sandiford  <rsandifo@nildram.co.uk>
2719
2720         PR target/34981
2721         * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
2722         * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
2723         to GOT_VERSION_REGNUM.
2724         (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
2725         (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
2726         * config/mips/mips.c (mips_emit_call_insn): New function.
2727         (mips_call_tls_get_addr): Call mips_expand_call directly.
2728         (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
2729         emit_call_insn.
2730         (mips16_build_call_stub): Likewise.  Return the call insn or null.
2731         (mips_expand_call): Update the call to mips16_build_call_stub
2732         accordingly and a remove redundant condition.  Assert that MIPS16
2733         stubs do not use lazy binding.  Use mips_emit_call_insn and return
2734         the call insn.
2735         (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
2736         TARGET_USE_GOT.
2737         (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
2738         (mips_avoid_hazard): Remove hazard_set handling.
2739         * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
2740         (UNSPEC_RESTORE_GP): ...this.
2741         (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
2742         (FAKE_CALL_REGNO): Rename to...
2743         (GOT_VERSION_REGNUM): ...this.
2744         (type): Add "ghost" value.  Add an associated insn reservation.
2745         (hazard_set): Remove.
2746         (exception_receiver): Rename to...
2747         (restore_gp): ...this and update the unspec identifier accordingly.
2748         (exception_receiver, nonlocal_got_receiver): New expanders.
2749         (load_call<mode>): Use GOT_VERSION_REGNUM.  Don't set
2750         FAKE_CALL_REGNO.  Remove hazard_set attribute.
2751         (set_got_version, update_got_version): New patterns.
2752
2753 2008-01-26  Danny Smith  <dannysmith@users.sourceforge.net>
2754
2755         PR target/34970
2756         * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
2757
2758 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
2759
2760         PR other/31955
2761         * doc/install.texi2html: Generate gcc-vers.texi.
2762
2763 2008-01-25  DJ Delorie  <dj@redhat.com>
2764
2765         * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
2766
2767 2008-01-25  Joseph Myers  <joseph@codesourcery.com>
2768
2769         * config/c4x: Remove directory.
2770         * config.gcc (crx-*, mt-*): Mark obsolete.
2771         (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
2772         h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
2773         sh-*-rtemscoff*): Remove cases.
2774         * defaults.h (C4X_FLOAT_FORMAT): Remove.
2775         * real.c (encode_c4x_single, decode_c4x_single,
2776         encode_c4x_extended, decode_c4x_extended, c4x_single_format,
2777         c4x_extended_format): Remove.
2778         * real.h (c4x_single_format, c4x_extended_format): Remove.
2779         * doc/extend.texi (interrupt, naked): Remove mention of attributes
2780         on C4x.
2781         (Pragmas): Remove comment about c4x pragmas.
2782         * doc/install.texi (c4x): Remove target-specific instructions.
2783         * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
2784         * doc/md.texi (Machine Constraints): Remove C4x documentation.
2785         * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
2786         refer to C4x source files as examples.
2787         (C4X_FLOAT_FORMAT): Remove documentation.
2788
2789 2008-01-25  Bernd Schmidt  <bernd.schmidt@analog.com>
2790
2791         * config/bfin/bfin.c (override_options): Reorder tests so that
2792         flag_pic gets enabled for -msep-data.
2793
2794 2008-01-25  Richard Guenther  <rguenther@suse.de>
2795
2796         PR middle-end/32244
2797         * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
2798         to its bitfield precision if required.
2799
2800 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
2801
2802         PR middle-end/33880
2803         * tree-nested.c (walk_omp_for): New function.
2804         (convert_nonlocal_reference, convert_local_reference): Call
2805         walk_omp_for on OMP_FOR.
2806         (convert_call_expr): Call walk_body on OMP_FOR's
2807         OMP_FOR_PRE_INIT_BODY.
2808
2809 2008-01-25  Richard Guenther  <rguenther@suse.de>
2810
2811         PR tree-optimization/34966
2812         * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
2813         default defs and PHI_NODEs we have to insert after the
2814         defining statement.
2815
2816 2008-01-24  Nick Clifton  <nickc@redhat.com>
2817
2818         * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
2819         Provide a default definition.
2820         (LIBGCC2_UNITS_PER_WORD): Likewise.
2821
2822         * config/stormy16/stormy16.c: Include df.h for the prototype
2823         for df_regs_ever_live_p.
2824         (xstormy16_expand_builtin_va_start): Convert the stack offset
2825         into a component_ref and then use POINTER_PLUS_EXPR to add it
2826         to the incoming_virtual_args_rtx.
2827         (xstormy16_gimplify_va_arg_expr): Rename to
2828         xstormy16_gimplify_va_arg_expr.
2829         Use POINTER_PLUS_EXPR when performing pointer arithmetic.
2830         (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
2831         xstormy16_gimplify_va_arg_expr.
2832         Fix up some formatting issues.
2833
2834         * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
2835         Move to predicates.md.
2836         (xs_hi_general_operand): Likewise.
2837         (xs_hi_nonmemory_operand): Likewise.
2838         * config/stormy16/predicates.md:
2839         (xstormy16_carry_plus_operand): New predicate.
2840         (xs_hi_general_operand): New predicate.
2841         (xs_hi_nonmemory_operand): New predicate.
2842         * config/stormy16/stormy16-protos.h:
2843         (xstormy16_carry_plus_operand): Delete prototype.
2844         (xs_hi_general_operand): Likewise.
2845         (xs_hi_nonmemory_operand): Likewise.
2846
2847         * config/storm16/stormy16.md (addhi3): Remove earlyclobber
2848         modifiers as they are no longer needed and they can trigger
2849         reload spill failures.
2850
2851         * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
2852         with a match_operand in order to help reload.
2853
2854         * config/storm16/stormy16.md (movhi_internal): Replace 'r'
2855         constraint with 'e' for the 8th alternative as this version of
2856         the mov.w instruction only accepts the lower 8 registers.
2857
2858 2008-01-25  Uros Bizjak  <ubizjak@gmail.com>
2859
2860         PR target/34856
2861         * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
2862         Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
2863         vector elements.
2864
2865 2008-01-25  Jakub Jelinek  <jakub@redhat.com>
2866
2867         PR middle-end/33333
2868         * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
2869
2870 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
2871
2872         * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
2873         New functions.
2874         (remove_structure): Update allocations list before removing structure.
2875         
2876 2008-01-25  Golovanevsky Olga  <olga@il.ibm.com>
2877
2878         * ipa-struct-reorg.c (is_safe_cond_expr, 
2879         create_new_stmts_for_cond_expr): Use integer_zerop function,
2880         that recognize not only zero-pointer, but zero-integer too.
2881
2882 2008-01-25  Ben Elliston  <bje@au.ibm.com>
2883
2884         PR other/22232
2885         * fixproto: Escape "." in sed expression that strips leading "./".
2886
2887 2008-01-24  H.J. Lu  <hongjiu.lu@intel.com>
2888
2889         PR driver/34904
2890         * gcc.c (SWITCH_OK): Removed.
2891         (SWITCH_LIVE): Changed to bit.
2892         (SWITCH_FALSE): Likewise.
2893         (SWITCH_IGNORE): Likewise.
2894         (switchstr): Change live_cond to unsigned int.
2895         (process_command): Replace SWITCH_OK with 0.
2896         (do_self_spec): Likewise.
2897         (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
2898         (give_switch): Likewise.
2899         (used_arg): Likewise.
2900         (do_spec_1): Set the SWITCH_IGNORE bit.
2901         (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
2902         bits.  Set the SWITCH_LIVE bit.
2903
2904 2008-01-24  Andreas Krebbel  <krebbel1@de.ibm.com>
2905
2906         * config/s390/s390.h (MOVE_RATIO): Define new target macro.
2907
2908 2008-01-24  Richard Sandiford  <rsandifo@nildram.co.uk>
2909
2910         PR tree-optimization/34472
2911         * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
2912         parameter to a "bool *" and set *DATA to false if there is
2913         an unsafe access.  Do not delete the structure here.
2914         (check_cond_exprs): Delete it here instead.
2915         (check_cond_exprs, exclude_cold_structs): Do not increase
2916         I when removing a structure.
2917
2918 2008-01-24  Uros Bizjak  <ubizjak@gmail.com>
2919
2920         PR target/34856
2921         * config/i386/i386.c (ix86_expand_vector_init): Consider only
2922         CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
2923
2924 2008-01-24  Jakub Jakub Jelinek  <jakub@redhat.com>
2925
2926         PR middle-end/34934
2927         * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
2928         a fixed vector for stack.
2929
2930 2008-01-24  Ben Elliston  <bje@au.ibm.com>
2931
2932         PR c++/25701
2933         * doc/gcc.texi (Software development): Add a direntry for g++.
2934         
2935 2008-01-23  Hans-Peter Nilsson  <hp@axis.com>
2936
2937         * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
2938         stale and straggling -fforce-addr comments above.
2939
2940         * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
2941         define.
2942         * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
2943         * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
2944
2945 2008-01-23  Michael Matz  <matz@suse.de>
2946
2947         PR debug/34895
2948         * dwarf2out.c (force_type_die): Use modified_type_die instead of
2949         gen_type_die.
2950
2951 2008-01-23  Andreas Krebbel  <krebbel1@de.ibm.com>
2952
2953         * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
2954         malloc result type.
2955
2956 2008-01-23 Anatoly Sokolov <aesok@post.ru>
2957
2958         * config/avr/avr.c (avr_current_arch): New variable.
2959         (avr_arch_types): Add 'avr31' and 'avr51' entries.
2960         (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
2961         (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
2962         (avr_override_options): Init 'avr_current_arch'. 
2963         (base_arch_s): Move from here...
2964         * config/avr/avr.h (base_arch_s): ... here. Add new members 
2965         'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename 
2966         'mega' to 'have_jmp_call'.
2967         (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__", 
2968         "__AVR_HAVE_RAMPZ__",   "__AVR_HAVE_ELPM__" and  "__AVR_HAVE_ELPMX__"
2969         macros.
2970         (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51' 
2971         architectures.
2972         * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, 
2973         MULTILIB_MATCHES): (Ditto.).
2974
2975 2008-01-23  Richard Guenther  <rguenther@suse.de>
2976
2977         PR middle-end/31529
2978         * cgraphunit.c (cgraph_reset_node): Always mark the node
2979         not reachable if it is not queued already.
2980
2981 2008-01-23  Bernd Schmidt  <bernd.schmidt@analog.com>
2982
2983         * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
2984         * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
2985         (cputype_selected): New static variable.
2986         (bfin_handle_option): Set it if -mcpu is used.
2987         (override_option): Select default set of workarounds if no cpu type
2988         selected on the command line.
2989         (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
2990
2991         From  Michael Frysinger  <michael.frysinger@analog.com>
2992         * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
2993         BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
2994
2995         * config/bfin/elf.h (LIB_SPEC): Use proper linker script
2996         for bf547, bf523, bf524, and bf526.
2997         * config/bfin/bfin.c (bfin_cpus[]): Add bf547,  bf523, bf524, and
2998         bf526.
2999         * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3000         __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
3001         __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
3002         __ADSPBF547__ and __ADSPBF54x__ for bf547.
3003         * doc/invoke.texi (Blackfin Options): Document that
3004         -mcpu now accept bf547, bf523, bf524, and bf526.
3005
3006 2008-01-22  Eric Botcazou  <ebotcazou@adacore.com>
3007
3008         PR rtl-optimization/34628
3009         * combine.c (try_combine): Stop and undo after the first combination
3010         if an autoincrement side-effect on the first insn has effectively
3011         been lost.
3012
3013 2008-01-22  David Edelsohn  <edelsohn@gnu.org>
3014
3015         PR target/34529
3016         * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
3017         Offset addresses are not valid for Altivec or paired float modes.
3018
3019 2008-01-22  Jakub Jelinek  <jakub@redhat.com>
3020
3021         PR c++/34607
3022         * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
3023         if DECL_INITIAL (decl) is error_mark_node.
3024
3025         PR c++/34914
3026         * c-common.c (handle_vector_size_attribute): Only allow
3027         integral, scalar float and fixed point types.  Handle OFFSET_TYPE
3028         the same way as pointer, array etc. types.
3029         * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
3030
3031         PR c++/34917
3032         * tree.c (build_type_attribute_qual_variant): Call
3033         build_qualified_type if attributes are equal, but quals are not.
3034
3035 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
3036
3037         PR 32102
3038         * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
3039         * flags.h (warn_strict_aliasing): Remove.
3040         (warn_strict_overflow): Remove.
3041         * opts.c (warn_strict_aliasing): Remove.
3042         (warn_strict_overflow): Remove.
3043         * c-opts.c (c_common_handle_option): -Wall only sets
3044         -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
3045         (c_common_post_options): Give default values to -Wstrict-aliasing
3046         and -Wstrict-overflow if they are uninitialized.
3047         * common.opt (Wstrict-aliasing): Specify Var and Init.
3048         (Wstrict-overflow): Likewise.
3049
3050 2008-01-22  Kenneth Zadeck <zadeck@naturalbridge.com>
3051
3052         PR rtl-optimization/26854
3053         PR rtl-optimization/34400
3054         PR rtl-optimization/34884
3055         * ddg.c (create_ddg_dep_from_intra_loop_link): Use
3056         DF_RD->gen.
3057         * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
3058         (df_rd_bb_info.expanded_lr_out): Deleted
3059         * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
3060         * loop_iv.c (iv_analysis_loop_init): Ditto.  * df-problems.c
3061         (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3062         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3063         Removed code to allocate, initialize or free expanded_lr_out.
3064         (df_rd_bb_local_compute_process_def): Restructured to make more
3065         understandable.
3066         (df_rd_confluence_n): Removed code to no apply invalidate_by_call
3067         sets if the sets are being trimmed.
3068
3069 2008-01-22  H.J. Lu  <hongjiu.lu@intel.com>
3070
3071         PR bootstrap/32287
3072         * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3073         (as_vers): Likewise.
3074         * configure: Regenerated.
3075
3076 2008-01-22  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
3077
3078         PR middle-end/33092
3079         * tree-pass.h (pass_build_alias): New pass.
3080         * tree-ssa-alias.c (gate_build_alias): New.
3081         (pass_build_alias): New.
3082         * passes.c (init_optimization_passes): Add pass_build_alias after
3083         pass_create_structure_vars.
3084
3085 2008-01-22  Wolfgang Gellerich  <gellerich@de.ibm.com>
3086
3087         * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
3088         Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
3089         (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
3090         S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
3091         (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
3092         S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
3093         (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
3094         S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
3095         (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
3096         (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
3097         (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
3098         (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
3099         * config/s390/s390.md (FP_ALL): New mode iterator.
3100         (_d): New mode attribute.
3101         ("*signbit<mode>2>"): Changed mode of first operand.
3102         ("isinf<mode>2"): Changed mode of first operand.
3103         ("*TDC_insn"): Adaptation for DFP modes.
3104
3105 2008-01-22  Ben Elliston  <bje@au.ibm.com>
3106
3107         * tree.c (check_qualified_type): Improve function description.
3108
3109 2008-01-21  Jason Merrill  <jason@redhat.com>
3110
3111         PR c++/34196
3112         * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
3113         * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
3114         if it is set.
3115
3116 2008-01-21  DJ Delorie  <dj@redhat.com>
3117
3118         * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
3119         return zero.
3120
3121 2008-01-21  Richard Guenther  <rguenther@suse.de>
3122
3123         PR middle-end/34856
3124         * tree-cfg.c (verify_expr): Allow all invariant expressions
3125         instead of just constant class ones as reference argument.
3126         * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
3127         like any other constant.
3128         * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
3129
3130 2008-01-21  H.J. Lu  <hongjiu.lu@intel.com>
3131
3132         * regmove.c (fixup_match_1): Update call crossed frequencies.
3133
3134 2008-01-21  Richard Guenther  <rguenther@suse.de>
3135
3136         PR c/34885
3137         * tree-inline.c (setup_one_parameter): Deal with mismatched
3138         types using a VIEW_CONVERT_EXPR.
3139
3140 2008-01-21  Alon Dayan  <alond@il.ibm.com>
3141             Olga Golovanevsky  <olga@il.ibm.com>
3142         
3143         PR tree-optimization/34701
3144         * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
3145         when the structure size is not a power of 2.
3146
3147 2008-01-20  Kenneth Zadeck <zadeck@naturalbridge.com>
3148
3149         * doc/install.texi: Add doc for --enable-checking=df.
3150         
3151 2008-01-20  Kaz Kojima  <kkojima@gcc.gnu.org>
3152
3153         PR rtl-optimization/34808
3154         * emit-rtl.c (try_split): Handle REG_RETVAL notes.
3155
3156 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
3157
3158         * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
3159         input.
3160
3161 2008-01-19  Kenneth Zadeck <zadeck@naturalbridge.com>
3162
3163         PR rtl-optimization/26854
3164         PR rtl-optimization/34400
3165         * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
3166         DF_RD->gen.
3167         * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
3168         (df_rd_bb_info.expanded_lr_out): New.
3169         * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
3170         * loop_iv.c (iv_analysis_loop_init): Ditto.
3171         * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
3172         df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
3173         Added code to allocate, initialize or free expanded_lr_out.
3174         (df_rd_bb_local_compute_process_def): Restructured to make
3175         more understandable.
3176         (df_rd_confluence_n): Add code to do nothing with fake edges and
3177         code to no apply invalidate_by_call sets if the sets are being trimmed.
3178         (df_lr_local_finalize): Renamed to df_lr_finalize.
3179         (df_live_local_finalize): Renamed to df_live_finalize.
3180
3181 2008-01-20  Richard Sandiford  <rsandifo@nildram.co.uk>
3182
3183         PR target/34831
3184         * config/mips/mips.md (div<mode>3): Use <recip_condition> when
3185         deciding whether to use reciprocal instructions.
3186
3187 2008-01-19  Uros Bizjak  <ubizjak@gmail.com>
3188
3189         * dwarf2out.c (dwarf2out_switch_text_section): Do not call
3190         dwarf2out_note_section_used if cold_text_section is NULL.
3191
3192 2008-01-19  Jakub Jelinek  <jakub@redhat.com>
3193
3194         PR gcov-profile/34610
3195         * tree-cfg.c (make_edges): Mark both outgoing edges from
3196         OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
3197         * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
3198         from OMP_FOR and OMP_CONTINUE outgoing edges.
3199
3200         * tree-profile.c (tree_profiling): Return early if
3201         cfun->after_tree_profile != 0.  Set cfun->after_tree_profile
3202         at the end.
3203         * omp-low.c (expand_omp_parallel): Copy after_tree_profile
3204         from cfun to child_cfun.
3205         * function.h (struct function): Add after_tree_profile bit.
3206
3207 2008-01-19 Anatoly Sokolov <aesok@post.ru>
3208
3209         * config/avr/avr.S (_exit): Disable interrupt.
3210
3211 2008-01-18  Kenneth Zadeck  <zadeck@naturalbridge.com>
3212             Steven Bosscher  <stevenb.gcc@gmail.com>
3213
3214         PR rtl-optimization/26854
3215         PR rtl-optimization/34400
3216         * df-problems.c (df_live_scratch): New scratch bitmap.
3217         (df_live_alloc): Allocate df_live_scratch when doing df_live.
3218         (df_live_reset): Clear the proper bitmaps.
3219         (df_live_bb_local_compute): Only process the artificial defs once
3220         since the order is not important.
3221         (df_live_init): Init the df_live sets only with the variables
3222         found live by df_lr.
3223         (df_live_transfer_function): Use the df_lr sets to prune the
3224         df_live sets as they are being computed.  
3225         (df_live_free): Free df_live_scratch.
3226
3227 2008-01-18  Ian Lance Taylor  <iant@google.com>
3228
3229         * common.opt: Add fmerge-debug-strings.
3230         * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
3231         flag_merge_debug_strings rather than flag_merge_constants.
3232         * doc/invoke.texi (Option Summary): Mention
3233         -fmerge-debug-strings.
3234         (Debugging Options): Document -fmerge-debug-strings.
3235
3236 2008-01-18  Ian Lance Taylor  <iant@google.com>
3237
3238         PR c++/33407
3239         * tree.h (DECL_IS_OPERATOR_NEW): Define.
3240         (struct tree_function_decl): Add new field operator_new_flag.
3241         * tree-inline.c (expand_call_inline): When inlining a call to
3242         operator new, force the return value to go into a variable, and
3243         set DECL_NO_TBAA_P on that variable.
3244         * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
3245
3246 2008-01-18  Uros Bizjak  <ubizjak@gmail.com>
3247
3248         PR debug/34484
3249         * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
3250         DWARF2_DEBUGGING_INFO.
3251         (dwarf2out_note_section_used): Ditto.  Add prototype.
3252         (have_multiple_function_sections, text_section_used,
3253         cold_text_section_used, *cold_text_sections): Move declarations
3254         before their uses.
3255
3256 2008-01-17  Bob Wilson  <bob.wilson@acm.org>
3257
3258         * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
3259         field and add signal_ra.
3260         * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
3261         assignments to frame state pc.  Move end of stack check after
3262         MD_FALLBACK_FRAME_STATE_FOR.
3263         (uw_update_context_1): Use frame state signal_regs if set, instead
3264         of checking signal_frame flag.
3265         (uw_update_context): Use frame state signal_ra if set.
3266         * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
3267         * config/xtensa/linux-unwind.h: New file.
3268
3269 2008-01-18  Bernhard Fischer  <aldot@gcc.gnu.org>
3270
3271         * modulo-sched.c (get_sched_window): Fix comment typo.
3272
3273 2008-01-17  Andrew MacLeod  <amacleod@redhat.com>
3274
3275         PR tree-optimization/34648
3276         * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
3277
3278 2008-01-17  Anatoly Sokolov <aesok@post.ru>
3279
3280         * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
3281         * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
3282
3283 2008-01-17  Seongbae Park  <seongbae.park@gmail.com>
3284
3285         PR rtl-optimization/34400
3286         * df-core.c (df_worklist_dataflow_overeager,
3287         df_worklist_dataflow_doublequeue): New functions.
3288         (df_worklist_dataflow): Two different worklist solvers.
3289         * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
3290         New param.
3291
3292 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
3293
3294         PR testsuite/34821
3295         * doc/invoke.texi: Document the dependence on pthread for fopenmp
3296         and ftree-parallelize-loops.
3297
3298 2008-01-17  Mircea Namolaru  <namolaru@il.ibm.com>
3299
3300         PR rtl-optimization/34826
3301         * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
3302
3303 2008-01-17  Andreas Krebbel  <krebbel1@de.ibm.com>
3304
3305         * global.c (find_reg): Mark the eh regs as used if necessary.
3306         * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
3307         * ra.h (struct allocno): no_eh_reg field added.  Changed
3308         no_stack_reg type to bitfield.
3309
3310 2008-01-17  Eric Botcazou  <ebotcazou@adacore.com>
3311
3312         * tree.c (substitute_in_expr): Add missing 'break'.
3313
3314 2008-01-17  Richard Guenther  <rguenther@suse.de>
3315
3316         PR tree-optimization/34825
3317         * tree-ssa-math-opts.c (is_division_by): Do not recognize
3318         x / x as division to handle.
3319
3320 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3321
3322         * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
3323         "-pthread" is specified.
3324         * pa-hpux11.h (LIB_SPEC): Likewise.
3325
3326 2008-01-16  Janis Johnson  <janis187@us.ibm.com>
3327             Peter Bergner  <bergner@vnet.ibm.com>
3328
3329         PR rtl-optimization/33796
3330         * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
3331
3332 2008-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3333
3334         PR libgfortran/34699
3335         * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
3336         static links.
3337         * pa-hpux10.h (LINK_SPEC): Likewise.
3338         * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
3339
3340 2008-01-16  Richard Guenther  <rguenther@suse.de>
3341
3342         PR middle-end/32628
3343         * fold-const.c (fold_convert_const_int_from_int): Do not
3344         set overflow if that occured only because of a sign extension
3345         change when converting from/to a sizetype with the same
3346         precision and signedness.
3347
3348 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
3349
3350         PR debug/34249
3351         * dwarf2out.c (output_call_frame_info): Move output of FDE initial
3352         location address to the correct place.  Update copyright year.
3353
3354 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
3355
3356         * lambda-code.c (lambda_transform_legal_p): Handle the case of
3357         no dependences in the dependence_relations vector.
3358
3359 2008-01-16  Jan Hubicka  <jh@suse.cz>
3360
3361         PR rtl-optimization/31396
3362         * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
3363         * cfg.c (dump_reg_info): Print it.
3364         * regs.h (struct reg_info_t): add freq_calls_crossed.
3365         (REG_FREQ_CALLS_CROSSED): New macro.
3366         * global.c (global_alloc): Compute freq_calls_crossed for allocno.
3367         (find_reg): Update call of CALLER_SAVE_PROFITABLE.
3368         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3369         regmove_optimize): Update call crossed frequencies.
3370         * local-alloc.c (struct qty): Add freq_calls_crossed.
3371         (alloc_qty): Copute freq_calls_crossed.
3372         (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
3373         (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
3374         * ra.h (struct allocno): Add freq_calls_crossed.
3375
3376 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
3377
3378         * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
3379         libgomp when compiling with ftree-parallelize-loops.
3380         (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
3381
3382 2008-01-16  Richard Guenther  <rguenther@suse.de>
3383
3384         PR tree-optimization/34769
3385         * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
3386         * tree.c (int_cst_value): Instead make this function more
3387         permissive in what it accepts as valid input.  Document this
3388         function always sign-extends the value.
3389
3390 2008-01-16  Jakub Jelinek  <jakub@redhat.com>
3391             Richard Guenther  <rguenther@suse.de>
3392
3393         PR c/34668
3394         * gimplify.c (fold_indirect_ref_rhs): Rename to ...
3395         (gimple_fold_indirect_ref_rhs): ... this.
3396         (gimple_fold_indirect_ref): New function with foldings
3397         that preserve lvalueness.
3398         (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
3399         * tree-flow.h (gimple_fold_indirect_ref): Declare.
3400         * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
3401         to fold an INDIRECT_REF, fall back to the old use of
3402         fold_indirect_ref_1.
3403
3404 2008-01-16  Sebastian Pop  <sebastian.pop@amd.com>
3405
3406         * tree-data-ref.c (subscript_dependence_tester_1): Call 
3407         free_conflict_function.
3408         (compute_self_dependence): Same.
3409
3410 2008-01-16  Uros Bizjak  <ubizjak@gmail.com>
3411
3412         PR debug/34249
3413         * debug.h (dwarf2out_switch_text_section): Move declaration from ...
3414         * dwarf2out.c (dwarf2out_switch_text_section): ... here.  Make
3415         function global.
3416         * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
3417         Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
3418         for DWARF2_UNWIND_INFO targets.
3419
3420 2008-01-16  Richard Guenther  <rguenther@suse.de>
3421
3422         PR c/34768
3423         * c-typeck.c (common_pointer_type): Do not merge inconsistent
3424         type qualifiers for function types.
3425
3426 2008-01-15  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
3427
3428         * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
3429         loop_iterator li from previous commit.
3430
3431 2008-01-15  Sebastian Pop  <sebastian.pop@amd.com>
3432
3433         * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
3434
3435 2008-01-12  Sebastian Pop  <sebastian.pop@amd.com>
3436
3437         * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
3438         (parallelize_loops): Don't parallelize irreducible components.
3439
3440 2008-01-14  Manuel Lopez-Ibanez  <manu@gcc.gnu.org>
3441
3442         PR c++/24924
3443         * c-opts (c_common_post_options): Do not enable CPP
3444         flag_pedantic_errors by default.
3445         
3446 2008-01-14  Eric Botcazou  <ebotcazou@adacore.com>
3447
3448         PR rtl-optimization/31944
3449         * cse.c (remove_pseudo_from_table): New function.
3450         (merge_equiv_classes): Use above function to remove pseudo-registers.
3451         (invalidate): Likewise.
3452
3453 2008-01-13  Richard Guenther  <rguenther@suse.de>
3454
3455         PR middle-end/34601
3456         * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
3457         instead of TYPE_MODE to deal with calls from expand_one_error_var.
3458
3459 2008-01-13  Uros Bizjak  <ubizjak@gmail.com>
3460
3461         * gcse.c (cprop_jump): Call validate_unshare_change instead of
3462         validate_change to unshare the source of the PC set.
3463
3464 2008-01-12  Jan Hubicka  <jh@suse.cz>
3465
3466         PR middle-end/32135
3467         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
3468         references above array bounds.  This might trigger bounds checks for
3469         pointers to arrays.
3470