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2010-04-22 Richard Guenther <rguenther@suse.de>
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2010-04-22  Richard Guenther  <rguenther@suse.de>
2
3         PR tree-optimization/43845
4         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Properly
5         lookup the CALL_EXPR function and arguments.
6
7 2010-04-22  Nick Clifton  <nickc@redhat.com>
8
9         * config/stormy16/stormy16.c
10         (xstormy16_asm_output_aligned_common): Handle a NULL decl
11         parameter.
12         * config/stormy16/stormy16.h: Tidy up formatting.
13         (DONT_USE_BUILTIN_SETJMP): Remove definition.
14         * config/stormy16/stormy16.c (cbranchsi4): Delete pattern.
15         (ineqbranchsi): Delete pattern.
16         * config/stormy16/stormy16-lib2-ucmpsi2.c: New file.
17         * config/stormy16/stormy16-lib2.c (__ucmpsi2): New function.
18         * config/stormy16/t-stormy16 (LIB2FUNCS_EXTRA): Add
19         stormy16-lib2-ucmpsi2.c.
20
21 2010-04-22  Bernd Schmidt  <bernds@codesourcery.com>
22
23         * ifcvt.c (dead_or_predicable): Use df_simulate_find_defs and
24         df_simulate_find_noclobber_defs as appropriate.  Keep track of an
25         extra set merge_set_noclobber, and use it to relax the final test
26         slightly.
27         * df.h (df_simulate_find_noclobber_defs): Declare.
28         * df-problems.c (df_simulate_find_defs): Don't ignore partial or
29         conditional defs.
30         (df_simulate_find_noclobber_defs): New function.
31
32 2010-04-22  Uros Bizjak  <ubizjak@gmail.com>
33
34         * config/i386/i386.md: Use {} around multi-line preparation statements.
35
36 2010-04-22  Laurynas Biveinis  <laurynas.biveinis@gmail.com>
37
38         * c-tree.h (push_init_level, pop_init_level, set_init_index)
39         (process_init_element): New argument of type struct obstack *.
40
41         * c-typeck.c (push_init_level, pop_init_level, set_designator)
42         (set_init_index, set_init_label, set_nonincremental_init)
43         (set_nonincremental_init_from_string, find_init_member)
44         (output_init_element, output_pending_init_elements)
45         (process_init_element): New argument braced_init_obstack.  Pass it
46         down.
47         (push_range_stack, add_pending_init): New argument
48         braced_init_obstack.  Use obstack allocation.
49
50         * c-parser.c (c_parser_initelt, c_parser_initval): New argument
51         braced_init_obstack.  Pass it down.
52         (c_parser_braced_init): New variables ret, braced_init_obstack.
53         Initialize obstack, pass it down and finally free it.
54
55 2010-04-22  Bernd Schmidt  <bernds@codesourcery.com>
56
57         PR middle-end/29274
58         * optabs.h (expand_widening_mult): Declare.
59         * tree-pass.h (pass_optimize_widening_mul): Declare.
60         * tree-ssa-math-opts.c (execute_optimize_widening_mul,
61         gate_optimize_widening_mul): New static functions.
62         (pass_optimize_widening_mul): New.
63         * expr.c (expand_expr_real_2) <case WIDEN_MULT_EXPR>: New
64         case.
65         <case MULT_EXPR>: Remove support for widening multiplies.
66         * tree.def (WIDEN_MULT_EXPR): Tweak comment.
67         * cfgexpand.c (expand_debug_expr) <case WIDEN_MULT_EXPR>: Use
68         simplify_gen_unary rather than directly building extensions.
69         * tree-cfg.c (verify_gimple_assign_binary): Add tests for
70         WIDEN_MULT_EXPR.
71         * expmed.c (expand_widening_mult): New function.
72         * passes.c (init_optimization_passes): Add pass_optimize_widening_mul.
73
74 2010-04-21  Jan Hubicka  <jh@suse.cz>
75
76         * timevar.def (TV_WHOPR_WPA_FIXUP): Remove.
77         * lto-section-in.c (lto_section_name): Remove wpa_fixup.
78         * lto-wpa-fixup.c: Remove.
79         * Makefile.in (lto-wpa-fixup.o): Remove.
80         * passes.c (init_optimization_passes): Remove pass_ipa_lto_wpa_fixup.
81         (execute_all_ipa_transforms): Set cgraph_state to CGRAPH_STATE_IPA_SSA.
82         * lto-streamer.c (lto_get_section_name): Remove wpa_fixup section.
83
84 2010-04-21  Jan Hubicka  <jh@suse.cz>
85
86         * tree-pass.h (ipa_opt_pass_d): Rename function_read_summary;
87         add write_optimization_summary, read_optimization_summary.
88         (ipa_write_summaries_of_cgraph_node_set): Remove.
89         (ipa_write_optimization_summaries): Declare.
90         (ipa_read_optimization_summaries): Declare.
91         * ipa-cp.c (pass_ipa_cp): Update.
92         * ipa-reference.c (pass_ipa_reference): Update.
93         * ipa-pure-const.c (pass_ipa_pure_const): Update.
94         * lto-streamer-out.c (pass_ipa_lto_gimple, pass_ipa_lto_finish):
95         Update.
96         * ipa-inline.c (pass_ipa_inline): Update.
97         * ipa.c (pass_ipa_whole_program): Update.
98         * lto-wpa-fixup.c (pass_ipa_lto_wpa_fixup): Update.
99         * passes.c (ipa_write_summaries_1): Do not test wpa.
100         (ipa_write_optimization_summaries_1): New.
101         (ipa_write_optimization_summaries): New.
102         (ipa_read_summaries): Do not test ltrans.
103         (ipa_read_optimization_summaries_1): New.
104         (ipa_read_optimization_summaries): New.
105
106 2010-04-21  Jan Hubicka  <jh@suse.cz>
107
108         * lto-cgraph.c (lto_output_node): Do not output comdat groups
109         for boundary nodes.
110         (output_cgraph): Do not arrange comdat groups for boundary nodes.
111
112 2010-04-21  Jakub Jelinek  <jakub@redhat.com>
113
114         PR debug/40040
115         * dwarf2out.c (add_name_and_src_coords_attributes): Add
116         DW_AT_{,MIPS_}linkage_name even for Fortran decls.
117
118 2010-04-21  Jan Hubicka  <jh@suse.cz>
119
120         * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
121
122 2010-04-21  Jan Hubicka  <jh@suse.cz>
123
124         * varpool.c (decide_is_variable_needed): Variable is always needed
125         during ltrans.
126
127 2010-04-21  Jan Hubicka  <jh@suse.cz>
128
129         * opts.c (decode_options): Enable pure-const pass for whopr.
130
131 2010-04-21  Jan Hubicka  <jh@suse.cz>
132
133         * cgraph.c (dump_cgraph_node): Dump also assembler name.
134         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
135         at WPA dumping.
136         (cgraph_decide_inlining): Do not expect callee to be removed in all
137         cases.
138
139 2010-04-21  Eric B. Weddington  <eric.weddington@atmel.com>
140
141         * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
142
143 2010-04-21  Uros Bizjak  <ubizjak@gmail.com>
144
145         * config/i386/i386.md (x86_shrd): Add athlon_decode and
146         amdfam10_decode attributes.
147
148 2010-04-21  Jakub Jelinek  <jakub@redhat.com>
149
150         PR middle-end/43570
151         * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
152         OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
153         (lower_copyprivate_clauses): Use private var in outer
154         context instead of original var.  Make sure the types
155         are correct for VLAs.
156
157 2010-04-21  Richard Guenther  <rguenther@suse.de>
158
159         * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
160         to non-pointer objects.
161
162 2010-04-21  Jakub Jelinek  <jakub@redhat.com>
163
164         * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument.  Drop
165         last chain entry if it starts with the still current label.
166         (add_location_or_const_value_attribute): Check that
167         loc_list->first->next is NULL instead of comparing ->first with ->last.
168         (dwarf2out_var_location): Pass last_label resp. last_postcall_label
169         to add_var_loc_to_decl.
170
171         * dwarf2out.c (output_call_frame_info): For dw_cie_version
172         >= 4 add also address size and segment size fields into CIE header.
173
174         * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
175         long as address size is the same as sizeof (void *) and
176         segment size is 0.
177         * unwind-dw2-fde.c (get_cie_encoding): Likewise.  If
178         address size or segment size is unexpected, return DW_EH_PE_omit.
179         (classify_object_over_fdes): If get_cie_encoding returned
180         DW_EH_PE_omit, return -1.
181         (init_object): If classify_object_over_fdes returned -1,
182         pretend there were no FDEs at all.
183
184 2010-04-21  Uros Bizjak  <ubizjak@gmail.com>
185
186         * config/i386/i386.md (bswap<mode>2): Macroize expander from
187         bswap{si,di}2 using SWI48 mode iterator.
188         (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
189         SWI48 mode iterator.  Set type attribute of bswap insn to bitmanip,
190         set modrm attribute of bswap insn to 0 and remove length attribute.
191         (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
192         iterator.  Set type attribute to bitmanip, set modrm attribute to 0,
193         set mode attribute to <MODE> and remove length attribute.
194
195 2010-04-20  James E. Wilson  <wilson@codesourcery.com>
196
197         PR rtl-optimization/43520
198         * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
199         zero available registers.
200
201 2010-04-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
202
203         * builtins.c (fold_builtin_cproj): Fold more cases.
204
205 2010-04-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
206
207         * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
208         (fold_builtin_1): Fold builtin cproj.
209         * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
210         Use ATTR_CONST_NOTHROW_LIST.
211
212 2010-04-20  Uros Bizjak  <ubizjak@gmail.com>
213
214         * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
215         and ffsdi2 using SWI48 mode iterator.  Expand SImode insn through
216         ffsi2_no_cmove for !TARGET_CMOVE.
217         (ffssi2_no_cmove): Rename from *ffs_no_cmove.  Make public.
218         (ffssi2): Remove expander.
219         (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
220         mode iterator.
221         (ctz<mode>2): Ditto from ctz{si,di}2.
222         (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
223         mode iterator.
224         (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
225         mode iterator.
226
227 2010-04-20  Jakub Jelinek  <jakub@redhat.com>
228
229         * dwarf2out.c (AT_linkage_name): Define.
230         (clone_as_declaration): Handle DW_AT_linkage_name.
231         (add_name_and_src_coords_attributes): Use AT_linkage_name instead
232         of DW_AT_MIPS_linkage_name.
233         (move_linkage_attr): Likewise.
234         (dwarf2out_finish): Likewise.
235
236 2010-04-20  Xinliang David Li  <davidxl@gcc.gnu.org>
237
238         PR middle-end/41952
239         * fold-const.c (fold_comparison): New folding rule.
240
241 2010-04-20  Anatoly Sokolov  <aesok@post.ru>
242
243         * double-int.h (double_int_setbit): Declare.
244         * double-int.c (double_int_setbit): New function.
245         * rtl.h (immed_double_int_const): Declare.
246         * emit-rtl.c (immed_double_int_const): New function.
247         * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
248         and immed_double_int_const functions.
249         * optabs.c (expand_absneg_bit, expand_copysign_absneg,
250         expand_copysign_bit):  (Ditto.).
251         * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
252         * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
253         * dojump.c (prefer_and_bit_test): (Ditto.).
254         * expr.c (convert_modes, reduce_to_bit_field_precision,
255         const_vector_from_tree): (Ditto.).
256         * expmed.c (mask_rtx, lshift_value): (Ditto.).
257
258 2010-04-20  Jan Hubicka  <jh@suse.cz>
259
260         * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
261         (dump_cgraph_node): Dump new flags.
262         * cgraph.h (struct cgraph_node): Add flags
263         reachable_from_other_partition and in_other_partition.
264         (cgraph_can_remove_if_no_direct_calls_p): Functions used by
265         other partition can not be removed.
266         * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
267         the other partition must be output; silence sanity checking on
268         leaking functions bodies from other paritition.
269         * lto-cgraph.c (reachable_from_other_partition_p): New function.
270         (lto_output_node): Output new flags; do not sanity check that inline
271         clones are output; drop lto_forced_extern_inline_p code; do not mock
272         visibility flags at partition boundaries.
273         (add_node_to): New function.
274         (output_cgraph): Use it to sort functions so masters appear before
275         clones.
276         (input_overwrite_node): Input new flags.
277         * passes.c (ipa_write_summaries): Do not call
278         lto_new_extern_inline_states.
279         * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
280         lto_delete_extern_inline_states, lto_force_functions_extern_inline,
281         lto_forced_extern_inline_p): Kill.
282         * lto-streamer.h (lto_new_extern_inline_states,
283         * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
284         lto_forced_extern_inline_p): Kill.
285
286 2010-04-20  Richard Guenther  <rguenther@suse.de>
287
288         * tree-ssa-structalias.c (do_sd_constraint): Add edges only
289         from vars that can have pointers.
290         (process_constraint): Dump useless constraints.
291
292 2010-04-20  Richard Guenther  <rguenther@suse.de>
293
294         * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
295         (dump_sa_points_to_info): Remove asserts.
296         (init_base_vars): nothing_id isn't an escape point nor does it
297         have pointers.
298
299 2010-04-20  Jakub Jelinek  <jakub@redhat.com>
300
301         * tree.h (TYPE_REF_IS_RVALUE): Define.
302         * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
303         should_move_die_to_comdat, prune_unused_types_walk): Handle
304         DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
305         (modified_type_die, gen_reference_type_die): Emit
306         DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
307         if TYPE_REF_IS_RVALUE and -gdwarf-4.
308
309 2010-04-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
310
311         PR target/43635
312         * config/s390/s390.c (s390_emit_call): Turn direct into indirect
313         calls for -fpic -m31 if they have been sibcall optimized.
314
315 2010-04-19  James E. Wilson  <wilson@codesourcery.com>
316
317         * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
318         ar.lc fixed and call-used.
319
320         * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
321
322 2010-04-19  Jan Hubicka  <jh@suse.cz>
323
324         * opts.c (decode_options): Disable whpr incompatible passes.
325         * lto/lto.c (lto_1_to_1_map): Skip clones.
326         (read_cgraph_and_symbols): Do not mark everything as needed.
327         (do_whole_program_analysis): Do map only after optimizing;
328         set proper cgraph_state; use passmanager.
329
330 2010-04-19  DJ Delorie  <dj@redhat.com>
331
332         * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
333         POINTER_PLUS_EXPR and fix them.
334
335 2010-04-19  Eric B. Weddington  <eric.weddington@atmel.com>
336
337         * config/avr/avr-devices.c (avr_mcu_types): Add support for new
338         devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
339         attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
340         atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
341         atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
342         atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
343         atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
344         atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
345         m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
346         atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
347         * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
348
349 2010-04-19  Eric Botcazou  <ebotcazou@adacore.com>
350
351         * ifcvt.c (noce_try_cmove_arith): Fix long lines.
352         (check_cond_move_block): Likewise.
353         (cond_move_process_if_block): Likewise.
354         (noce_find_if_block): Improve formatting.
355         (find_if_header): Pass 0 to memset and tweak conditions.
356         (cond_exec_find_if_block): Fix long lines and tweak conditions.
357
358 2010-04-19  Jakub Jelinek  <jakub@redhat.com>
359
360         * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
361         for -gdwarf-4.
362
363         PR middle-end/43337
364         * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
365         with non-local decl doesn't need chain.
366
367 2010-04-19  Vladimir Makarov  <vmakarov@redhat.com>
368
369         * ira-color.c (allocno_reload_assign): Avoid accumulating
370         reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
371
372 2010-04-19  Martin Jambor  <mjambor@suse.cz>
373
374         * gimple.h (create_tmp_reg): Declare.
375         * gimplify.c (create_tmp_reg): New function.
376         (gimplify_return_expr): Use create_tmp_reg.
377         (gimplify_omp_atomic): Likewise.
378         (gimple_regimplify_operands): Likewise.
379         * tree-dfa.c (make_rename_temp): Likewise.
380         * tree-predcom.c (predcom_tmp_var): Likewise.
381         (reassociate_to_the_same_stmt): Likewise.
382         * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
383         (get_replaced_param_substitute): Likewise.
384         * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
385         * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
386         * tree-ssa-pre.c (get_representative_for): Likewise.
387         (create_expression_by_pieces): Likewise.
388         * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
389         (create_tailcall_accumulator): Likewise.
390
391 2010-04-19  Martin Jambor  <mjambor@suse.cz>
392
393         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
394         new_stmt.
395         (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
396
397 2010-04-19  Richard Guenther  <rguenther@suse.de>
398
399         PR tree-optimization/43796
400         * tree-vrp.c (adjust_range_with_scev): Lookup init and step
401         from SCEV in the lattice.
402         (vrp_visit_phi_node): Dump change.
403
404 2010-04-19  Richard Guenther  <rguenther@suse.de>
405
406         * configure.ac: Fix quoting around elf_getshstrndx ABI check.
407         * configure: Re-generated.
408
409 2010-04-19  Richard Guenther  <rguenther@suse.de>
410
411         PR tree-optimization/43783
412         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
413         constant ARRAY_REF operands two and three if possible.
414
415 2010-04-19  Uros Bizjak  <ubizjak@gmail.com>
416
417         PR target/43766
418         * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
419
420 2010-04-19  Jie Zhang  <jie@codesourcery.com>
421
422         PR target/43662
423         * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
424
425 2010-04-19 Ira Rosen <irar@il.ibm.com>
426
427         PR tree-optimization/37027
428         * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
429         and macro to access it.
430         (vectorizable_reduction): Add argument.
431         (vect_get_slp_defs): Likewise.
432         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
433         statements for possible use in SLP.
434         (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
435         (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
436         (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
437         add new argument.
438         (vectorizable_reduction): Likewise.
439         * tree-vect-stmts.c (vect_get_vec_defs): Update call to
440         vect_get_slp_defs.
441         (vectorizable_type_demotion, vectorizable_type_promotion,
442         vectorizable_store): Likewise.
443         (vect_analyze_stmt): Update call to vectorizable_reduction.
444         (vect_transform_stmt): Likewise.
445         * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
446         (vect_build_slp_tree): Fix indentation. Check that there are no loads
447         from different interleaving chains in same node.
448         (vect_slp_rearrange_stmts): New function.
449         (vect_supported_load_permutation_p): Allow load permutations for
450         reductions. Call vect_slp_rearrange_stmts() to rearrange statements
451         inside SLP nodes if necessary.
452         (vect_analyze_slp_instance): Handle reductions.
453         (vect_analyze_slp): Try to build SLP instances originating from groups
454         of reductions.
455         (vect_detect_hybrid_slp_stmts): Skip reduction statements.
456         (vect_get_constant_vectors): Create initial vectors for reductions
457         according to reduction code. Add new argument.
458         (vect_get_slp_defs): Add new argument, pass it to
459         vect_get_constant_vectors.
460         (vect_schedule_slp_instance): Remove SLP tree root statements.
461
462 2010-04-19  Jakub Jelinek  <jakub@redhat.com>
463
464         * tree.h (ENUM_IS_SCOPED): Define.
465         * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
466         for ENUM_IS_SCOPED enums.
467
468 2010-04-18  Eric Botcazou  <ebotcazou@adacore.com>
469
470         * fold-const.c (fold_comparison): Use ssizetype.
471         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
472         * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
473         * tree-loop-distribution.c (build_size_arg_loc): Likewise.
474         * tree-object-size.c (compute_object_sizes): Use size_type_node.
475
476         * tree.h (initialize_sizetypes): Remove parameter.
477         (build_common_tree_nodes): Remove second parameter.
478         * stor-layout.c (initialize_sizetypes): Remove parameter.
479         Always create an unsigned type.
480         (set_sizetype): Assert that the passed type is unsigned and simplify.
481         * tree.c (build_common_tree_nodes): Remove second parameter.
482         Adjust call to initialize_sizetypes.
483         * c-decl.c (c_init_decl_processing): Remove second argument in call to
484         build_common_tree_nodes.
485
486 2010-04-18  Matthias Klose  <doko@ubuntu.com>
487
488         * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
489
490 2010-04-18 Ira Rosen <irar@il.ibm.com>
491
492         PR tree-optimization/43771
493         * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
494         load permutation doesn't have gaps.
495
496 2010-04-18  Jan Hubicka  <jh@suse.cz>
497
498         * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
499         (sse_prologue_save_insn expander): Use new pattern.
500         (sse_prologue_save_insn1): New pattern and splitter.
501         (sse_prologue_save_insn): Update to deal also with 64bit aligned
502         blocks.
503         * i386.c (setup_incoming_varargs_64): Do not compute jump
504         destination here.
505         (ix86_gimplify_va_arg): Update alignment needed.
506         (ix86_local_alignment): Do not align all local arrays to 128bit.
507
508 2010-04-17  Jan Hubicka  <jh@suse.cz>
509
510         * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
511
512 2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
513
514         * arm.md (negdi2): Remove redundant code to force values into a
515         register.
516
517 2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
518
519         * arm/bpabi.S: Add EABI alignment attributes to objects.
520         * arm/bpabi-v6m.S: Likewise.
521         * arm/crti.asm: Likewise.
522         * arm/crtn.asm: Likewise.
523         * arm/lib1funcs.asm: Likewise.
524         * arm/libunwind.S: Likewise.
525
526 2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
527
528         * arm-protos.h (tune_params): New structure.
529         * arm.c (current_tune): New variable.
530         (arm_constant_limit): Delete.
531         (struct processors): Add pointer to the tune parameters.
532         (arm_slowmul_tune): New tuning option.
533         (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
534         (all_cores): Adjust to pick up the tuning model.
535         (arm_constant_limit): New function.
536         (arm_override_options): Select the appropriate tuning model.  Delete
537         initialization of arm_const_limit.
538         (arm_split_constant): Use the new constant-limit model.
539         (arm_rtx_costs): Pick up the current tuning model.
540         * arm.md (is_strongarm, is_xscale): Delete.
541         * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
542         for Xscale variant architectures.
543         (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
544
545 2010-04-17  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
546
547         * config/arm/arm.c (arm_gen_constant): Remove unused variable
548         can_shift.
549         (arm_rtx_costs_1): Remove unused variable extra_cost.
550         (arm_unwind_emit_set): Use variable offset.
551         (thumb1_output_casesi): Remove unused variable flags.
552
553 2010-04-16  Jeff Law  <law@redhat.com>
554
555         * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
556         needing assignment rather than doing a two-phase assignment.  Remove
557         unused variable 'm'.
558
559 2010-04-16  Jakub Jelinek  <jakub@redhat.com>
560
561         PR bootstrap/43767
562         * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
563
564 2010-04-16  Doug Kwan  <dougkwan@google.com>
565
566         * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
567         (next_operand_entry_id): New static variable.
568         (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
569         (add_to_ops_vec): Assigned unique ID to operand entry.
570         (struct oecount_s): New field ID.
571         (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
572         (undistribute_ops_list): Assign unique IDs to oecounts.
573         (init_reassoc): reset next_operand_entry_id.
574
575 2010-04-16  Doug Kwan  <dougkwan@google.com>
576
577         * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
578         missing left parenthesis.
579
580 2010-04-16  Uros Bizjak  <ubizjak@gmail.com>
581
582         * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
583         *btdi_rex64 using SWI48 mode iterator.
584         (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
585         (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
586         *jcc_btdi_mask_rex64.
587
588 2010-04-16  Anatoly Sokolov  <aesok@post.ru>
589
590         * double-int.h (tree_to_double_int): Convert to macro.
591         * double-int.c (tree_to_double_int): Remove.
592
593 2010-04-16  Jakub Jelinek  <jakub@redhat.com>
594
595         PR debug/43762
596         * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
597         with want_address 2 and in case a single element list might be
598         possible, call it again with want_address 0.
599
600 2010-04-12  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
601
602         * config/h8300/h8300.c (print_operand) : Modify case 'V' and
603         case 'W' print operands for HI mode.
604         * config/h8300/h8300.h (Y0, Y2) : New constraints.
605         * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
606         (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
607         * config/h8300/predicate.md (bit_register_indirect_operand): New.
608
609         * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
610
611         * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
612         cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
613         #xx:3 and #xx:4 mode.
614
615         * config/h8300/h8300.md (inverted load with HImode dest): Add
616         support for H8300SX.
617
618         * config/h8300/predicate.md (bit_operand): Allow immediate values that
619         satisfy 'U' constraint.
620
621 2010-04-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
622
623         * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
624         * configure: Regenerate.
625         * config.in: Regenerate.
626         * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
627         works.
628
629 2010-04-16  Richard Guenther  <rguenther@suse.de>
630
631         * tree.h (struct tree_decl_minimal): Move pt_uid ...
632         (struct tree_decl_common): ... here.
633         (DECL_PT_UID): Adjust.
634         (SET_DECL_PT_UID): Likewise.
635         (DECL_PT_UID_SET_P): Likewise.
636
637 2010-04-16  Richard Guenther  <rguenther@suse.de>
638
639         PR tree-optimization/43572
640         * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
641         * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
642         * tree-flow.h (is_call_clobbered): Remove.
643         * tree-flow-inline.h (is_call_clobbered): Likewise.
644         * tree-dfa.c (dump_variable): Do not dump call clobber state.
645         * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
646         (execute_return_slot_opt): Adjust.
647         * tree-tailcall.c (suitable_for_tail_opt_p): Remove
648         check for call clobbered vars here.
649         (find_tail_calls): Move tailcall verification to the
650         proper place.
651
652 2010-04-16  Diego Novillo  <dnovillo@google.com>
653
654         * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
655
656 2010-04-16  Bernd Schmidt  <bernds@codesourcery.com>
657
658         PR target/40603
659         * config/arm/arm.md (cbranchqi4): New pattern.
660         * config/arm/predicates.md (const0_operand,
661         cbranchqi4_comparison_operator): New predicates.
662
663 2010-04-16  Richard Guenther  <rguenther@suse.de>
664
665         * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
666         (dump_gimple_stmt): Likewise.
667
668 2010-04-16  Bernd Schmidt  <bernds@codesourcery.com>
669
670         * recog.h (struct recog_data): New field is_operator.
671         (struct insn_operand_data): New field is_operator.
672         * recog.c (extract_insn): Set recog_data.is_operator.
673         * genoutput.c (output_operand_data): Emit code to set the
674         is_operator field.
675         * reload.c (find_reloads): Use it rather than testing for an
676         empty constraint string.
677
678         PR target/41514
679         * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
680         If the previous insn is a cbranchsi4_insn with the same arguments,
681         omit the compare instruction.
682
683         * config/arm/arm.md (addsi3_cbranch): If destination is a high
684         register, inputs must be low registers and we need a low register
685         scratch.  Handle alternative 2 like alternative 3.
686
687 2010-04-16  Jakub Jelinek  <jakub@redhat.com>
688
689         * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
690         don't call get_addr on both.  If one expression is a VALUE and
691         the other a REG, check VALUE's locs if the REG isn't among them.
692
693 2010-04-16  Christian Bruel  <christian.bruel@st.com>
694
695         * config/sh/sh.h (sh_frame_pointer_required): New function.
696         * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
697         (flag_omit_frame_pointer) Set.
698         (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
699         (rounded_frame_size): Adjust size with outgoing_args_size.
700         (sh_set_return_address): Must return from stack pointer.
701         * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
702         (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
703         (ACCUMULATE_OUTGOING_ARGS): Define.
704         * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
705         * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
706
707 2010-04-15  Kaz Kojima  <kkojima@gcc.gnu.org>
708
709         PR target/43471
710         * config/sh/sh.c (sh_legitimize_reload_address): Use
711         MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
712         Remove a unneeded check for offset_base.
713
714 2010-04-15  H.J. Lu  <hongjiu.lu@intel.com>
715
716         * configure: Regenerated.
717
718 2010-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
719
720         * config/s390/s390.c (s390_call_save_register_used): Switch back
721         to HARD_REGNO_NREGS.
722
723 2010-04-15  Richard Guenther  <rguenther@suse.de>
724
725         * alias.c (alias_set_subset_of): Handle alias-set zero
726         child properly.
727
728 2010-04-15  Mark Shinwell  <shinwell@codesourcery.com>
729             Julian Brown  <julian@codesourcery.com>
730
731         * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
732         alternatives according to use of high and low regs.
733         * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
734         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
735         optimizing for size on Thumb-2.
736
737 2010-04-15  Thomas Schwinge  <tschwinge@gnu.org>
738
739         * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
740
741 2010-04-15  Richard Guenther  <rguenther@suse.de>
742
743         * tree-ssa-structalias.c (struct variable_info): Add
744         is_fn_info flag.
745         (new_var_info): Initialize it.
746         (dump_constraints): Support printing last added constraints.
747         (debug_constraints): Adjust.
748         (dump_constraint_graph): Likewise.
749         (make_heapvar_for): Check for NULL cfun.
750         (get_function_part_constraint): New function.
751         (get_fi_for_callee): Likewise.
752         (find_func_aliases): Properly implement IPA PTA constraints.
753         (process_ipa_clobber): New function.
754         (find_func_clobbers): Likewise.
755         (insert_into_field_list_sorted): Remove.
756         (create_function_info_for): Properly allocate vars for IPA mode.
757         Do not use insert_into_field_list_sorted.
758         (create_variable_info_for): Properly generate constraints for
759         global vars in IPA mode.
760         (dump_solution_for_var): Always dump the solution.
761         (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
762         (find_what_var_points_to): Adjust.
763         (pt_solution_set): Change.
764         (pt_solution_ior_into): New function.
765         (pt_solution_empty_p): Export.
766         (pt_solution_includes_global): Adjust.
767         (pt_solution_includes_1): Likewise.
768         (pt_solutions_intersect_1): Likewise.
769         (dump_sa_points_to_info): Check some invariants.
770         (solve_constraints): Move constraint dumping ...
771         (compute_points_to_sets): ... here.
772         (ipa_pta_execute): ... and here.
773         (compute_may_aliases): Do not re-compute points-to info
774         locally if IPA info is available.
775         (ipa_escaped_pt): New global var.
776         (ipa_pta_execute): Properly implement IPA PTA.
777         * tree-into-ssa.c (dump_decl_set): Support dumping
778         decls not in referenced-vars.
779         * tree-flow.h (struct gimple_df): Add ipa_pta flag.
780         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
781         (dump_points_to_solution): Likewise.
782         * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
783         * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
784         (remap_gimple_stmt): Reset call clobber/use information if necessary.
785         (copy_decl_to_var): Copy DECL_PT_UID.
786         (copy_result_decl_to_var): Likewise.
787         * tree.c (make_node_stat): Initialize DECL_PT_UID.
788         (copy_node_stat): Copy it.
789         * tree.h (DECL_PT_UID): New macro.
790         (SET_DECL_PT_UID): Likewise.
791         (DECL_PT_UID_SET_P): Likewise.
792         (struct tree_decl_minimal): Add pt_uid member.
793         * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
794         (pt_solution_empty_p): Declare.
795         (pt_solution_set): Adjust.
796         (ipa_escaped_pt): Declare.
797         * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
798         * gimple-pretty-print.c (pp_points_to_solution): New function.
799         (dump_gimple_call): Dump call clobber/use information.
800         * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
801         * tree-pass.h (TDF_ALIAS): New dump option.
802         * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
803         * doc/invoke.texi (-fipa-pta): Update documentation.
804
805 2010-04-15  Richard Guenther  <rguenther@suse.de>
806
807         * Makefile.in (OBJS-common): Add gimple-fold.o.
808         (gimple-fold.o): New rule.
809         * tree.h (maybe_fold_offset_to_reference,
810         maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
811         prototypes ...
812         * gimple.h: ... here.
813         * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
814         may_propagate_address_into_dereference): Move prototypes ...
815         * gimple.h: ... here.
816         * tree-ssa-ccp.c (get_symbol_constant_value,
817         may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
818         maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
819         maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
820         maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
821         ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
822         fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
823         gimplify_and_update_call_from_tree): Move ...
824         * gimple-fold.c: ... here.  New file.
825         (ccp_fold_builtin): Rename to ...
826         (gimple_fold_builtin): ... this.
827         * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
828
829 2010-04-15  Richard Guenther  <rguenther@suse.de>
830
831         * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
832         fit_double_type, force_fit_type_double, add_double_with_sign,
833         neg_double, mul_double_with_sign, lshift_double, rshift_double,
834         lrotate_double, rrotate_double, div_and_round_double): Move ...
835         * double-int.c: ... here.
836         * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
837         add_double, neg_double, mul_double_with_sign, mul_double,
838         lshift_double, rshift_double, lrotate_double, rrotate_double,
839         div_and_round_double): Move prototypes ...
840         * double-int.h: ... here.
841
842 2010-04-15  Bernd Schmidt  <bernds@codesourcery.com>
843
844         PR target/43742
845         * config/sh/sh.md (doloop_end_split, dect): Undo previous patch.  Use
846         matching constraints to ensure inputs match the output.
847
848 2010-04-15  Kaz Kojima  <kkojima@gcc.gnu.org>
849
850         PR target/43742
851         * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
852         in an input-only operand.
853
854 2010-04-15  Anatoly Sokolov  <aesok@post.ru>
855
856         * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
857         (double_int_not, double_int_lshift, double_int_rshift): Declare.
858         (double_int_negative_p): Convert to static inline function.
859         * double-int.c (double_int_lshift, double_int_lshift): Add new function.
860         (double_int_negative_p): Remove.
861         * tree.h (lshift_double, rshift_double):
862         * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
863         * fold-const.c (fold_convert_const_int_from_real,
864         fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
865         (lshift_double): Change type of arith argument to bool.
866         (rshift_double): Change type of arith argument to bool. Correct
867         comment.
868         * expmed.c (mask_rtx, lshift_value): (Ditto.).
869
870 2010-04-14  Bernd Schmidt  <bernds@codesourcery.com>
871
872         PR target/21803
873         * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
874         at the start and end of the then/else blocks, and omit them from the
875         conversion.
876         * cfgcleanup.c (flow_find_cross_jump): No longer static.  Remove MODE
877         argument; all callers changed.  Pass zero to old_insns_match_p instead.
878         (flow_find_head_matching_sequence): New function.
879         (old_insns_match_p): Check REG_EH_REGION notes for calls.
880         * basic-block.h (flow_find_cross_jump,
881         flow_find_head_matching_sequence): Declare functions.
882
883 2010-04-14  Jason Merrill  <jason@redhat.com>
884
885         PR c++/36625
886         * c-common.c (attribute_takes_identifier_p): New fn.
887         * c-common.h: Declare it.
888
889 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
890
891         * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
892         splitter condition.
893         (*udivmod<mode>4): Ditto.
894
895 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
896
897         * config/i386/i386.md (maxmin_int): Rename code attribute from
898         maxminiprefix and update all users.
899         (maxmin_float): Ditto from maxminfprefix.
900         (logic): Ditto from logicprefix.
901         (absneg_mnemonic): Ditto from absnegprefix.
902         * config/i386/mmx.md: Update all users of maxminiprefix,
903         maxminfprefix and logicprefix for rename.
904         * config/i386/sse.md: Ditto.
905         * config/i386/sync.md (sync_<code><mode>): Update for
906         logicprefix rename.
907
908 2010-04-14  Manuel López-Ibáñez  <manu@gcc.gnu.org>
909
910         PR 42966
911         * diagnostics.c (diagnostic_report_diagnostic): Mark specially
912         warnings converted to errors.
913
914 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
915
916         * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
917         used insn_type variable.
918         (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
919         to avoid set-but-not-used warning.
920
921 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
922
923         * df-core.c (df_ref_debug): Change format string placeholder
924         from 0x%x to %#x.
925         * dwarf2asm.c (dw2_asm_output_data_raw,
926         dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
927         dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
928         * dwarf2out.c (output_cfi, output_cfi_directive,
929         dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
930         output_cfa_loc_raw, output_die, output_ranges, output_file_names):
931         Ditto.
932         * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
933         * print-rtl.c (print_rtx): Ditto.
934
935 2010-04-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
936
937         PR middle-end/42694
938         * builtins.c (expand_builtin_pow_root): New function to expand pow
939         calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
940         series of sqrt and cbrt calls under -ffast-math.
941         (expand_builtin_pow): Call it.
942
943 2010-04-14  Michael Matz  <matz@suse.de>
944
945         PR tree-optimization/42963
946         * tree-cfg.c (touched_switch_bbs): New static variable.
947         (group_case_labels_stmt): New function broken out from ...
948         (group_case_labels): ... here, use the above.
949         (start_recording_case_labels): Allocate touched_switch_bbs.
950         (end_recording_case_labels): Deallocate it, call
951         group_case_labels_stmt.
952         (gimple_redirect_edge_and_branch): Remember index of affected BB.
953
954 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
955
956         * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
957         from insn template.
958
959 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
960
961         * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
962
963 2010-04-13  Jan Hubicka  <jh@suse.cz>
964
965         * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
966         of optimized out static functions.
967         (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
968         cost computation.  Also sanity check for overflows.
969         (update_caller_keys): Update cgraph_edge_badness call; properly
970         update fibheap and sanity check that it is up to date.
971         (add_new_edges_to_heap): Update cgraph_edge_badness.
972         (cgraph_decide_inlining_of_small_function): Likewise;
973         add sanity checking that badness in heap is up to date;
974         improve dumping of reason; Update badness of calls to the
975         offline copy of function currently inlined; dump badness
976         of functions not inlined because of unit growth limits.
977
978 2010-04-13  Eric Botcazou  <ebotcazou@adacore.com>
979
980         PR middle-end/32628
981         * c-common.c (pointer_int_sum): Disregard overflow that occured only
982         because of sign-extension change when converting to sizetype here...
983         * fold-const.c (fold_convert_const_int_from_int): ...and not here.
984
985         * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
986         the folding to constants.  Remove redundant final conversion.
987         (fold_binary) <associate>: Do not associate if the re-association of
988         constants alone overflows.
989         (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
990         to the end of the list.
991         (multiple_of_p) <COND_EXPR>: New case.
992
993 2010-04-13  Manuel López-Ibáñez  <manu@gcc.gnu.org>
994
995         * opt-functions.awk (opt_sanitized_name): New.
996         (opt_enum): New.
997         * optc-gen.awk: Use it
998         * opth-gen.awk: Use it.
999
1000 2010-04-13  Martin Jambor  <mjambor@suse.cz>
1001
1002         * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
1003         (sra_modify_assign): Delete stmts loading dead data even if racc has no
1004         children.  Call replace_uses_with_default_def_ssa_name to handle
1005         SSA_NAES on lhs.
1006
1007 2010-04-13  Michael Matz  <matz@suse.de>
1008
1009         PR middle-end/43730
1010         * builtins.c (expand_builtin_interclass_mathfn): Also create
1011         a register if the predicate doesn't match.
1012
1013 2010-04-13  Diego Novillo  <dnovillo@google.com>
1014
1015         * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
1016         * c-pch.c: Include timevar.h.
1017         (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
1018         (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
1019         * ggc-common.c: Include timevar.h.
1020         (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
1021         * timevar.def (TV_PCH_SAVE): Define.
1022         (TV_PCH_CPP_SAVE): Define.
1023         (TV_PCH_PTR_REALLOC): Define.
1024         (TV_PCH_PTR_SORT): Define.
1025         (TV_PCH_RESTORE): Define.
1026         (TV_PCH_CPP_RESTORE): Define.
1027
1028 2010-04-13  Michael Matz  <matz@suse.de>
1029
1030         * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
1031         into MINUS_EXPRs.
1032         (can_reassociate_p): New function.
1033         (break_up_subtract_bb, reassociate_bb): Use it.
1034
1035 2010-04-13  Richard Guenther  <rguenther@suse.de>
1036
1037         PR bootstrap/43737
1038         * builtins.c (c_readstr): Fix assert.
1039
1040 2010-04-13  Uros Bizjak  <ubizjak@gmail.com>
1041
1042         * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
1043         when generating cltd insn.
1044
1045         (*ashl<mode>3_1): Remove special handling for register operand 2.
1046         (*ashlsi3_1_zext): Ditto.
1047         (*ashlhi3_1): Ditto.
1048         (*ashlhi3_1_lea): Ditto.
1049         (*ashlqi3_1): Ditto.
1050         (*ashlqi3_1_lea): Ditto.
1051         (*<shiftrt_insn><mode>3_1): Ditto.
1052         (*<shiftrt_insn>si3_1_zext): Ditto.
1053         (*<shiftrt_insn>qi3_1_slp): Ditto.
1054         (*<rotate_insn><mode>3_1): Ditto.
1055         (*<rotate_insn>si3_1_zext): Ditto.
1056         (*<rotate_insn>qi3_1_slp): Ditto.
1057
1058 2010-04-13  Richard Guenther  <rguenther@suse.de>
1059
1060         * tree-ssa-structalias.c (callused_id): Remove.
1061         (call_stmt_vars): New.
1062         (get_call_vi): Likewise.
1063         (lookup_call_use_vi): Likewise.
1064         (lookup_call_clobber_vi): Likewise.
1065         (get_call_use_vi): Likewise.
1066         (get_call_clobber_vi): Likewise.
1067         (make_transitive_closure_constraints): Likewise.
1068         (handle_const_call): Adjust to do per-call call-used handling.
1069         (handle_pure_call): Likewise.
1070         (find_what_var_points_to): Remove general callused handling.
1071         (init_base_vars): Likewise.
1072         (init_alias_vars): Initialize call_stmt_vars.
1073         (compute_points_to_sets): Process call-used and call-clobbered
1074         vars for call statements.
1075         (delete_points_to_sets): Free call_stmt_vars.
1076
1077 2010-04-13  Richard Guenther  <rguenther@suse.de>
1078
1079         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
1080         Only add RW dependence for dependence distance zero.
1081         Adjust maximal vectorization factor according to dependences.
1082         Move alignment handling ...
1083         (vect_find_same_alignment_drs): ... here.  New function.
1084         (vect_analyze_data_ref_dependences): Adjust.
1085         (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
1086         (vect_analyze_data_refs): Adjust minimal vectorization factor
1087         according to data references.
1088         * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
1089         dependences before determining the vectorization factor.
1090         Analyze alignment after determining the vectorization factor.
1091         * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
1092         dependences before alignment.
1093         * tree-vectorizer.h (vect_analyze_data_ref_dependences):
1094         Adjust prototype.
1095         (vect_analyze_data_refs): Likewise.
1096         (MAX_VECTORIZATION_FACTOR): New define.
1097
1098 2010-04-13  Duncan Sands  <baldrick@free.fr>
1099
1100         * except.h (lang_eh_type_covers): Remove.
1101         * except.c (lang_eh_type_covers): Likewise.
1102
1103 2010-04-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1104             Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1105
1106         * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1107         * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1108         UNITS_PER_LONG where it is ABI relevant.
1109         (s390_return_addr_rtx): Likewise.
1110         (s390_back_chain_rtx): Likewise.
1111         (s390_frame_area): Likewise.
1112         (s390_frame_info): Likewise.
1113         (s390_initial_elimination_offset): Likewise.
1114         (save_gprs): Likewise.
1115         (s390_emit_prologue): Likewise.
1116         (s390_emit_epilogue): Likewise.
1117         (s390_function_arg_advance): Likewise.
1118         (s390_function_arg): Likewise.
1119         (s390_va_start): Likewise.
1120         (s390_gimplify_va_arg): Likewise.
1121         (s390_function_profiler): Likewise.
1122         (s390_optimize_prologue): Likewise.
1123         (s390_rtx_costs): Likewise.
1124         (s390_secondary_reload): Likewise.
1125         (s390_promote_function_mode): Likewise.
1126         (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1127         (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1128         registers available.
1129         (s390_unwind_word_mode): New function.
1130         (s390_function_value): Split 64 bit values into register pair if
1131         used as return value.
1132         (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1133         function call parameters.  Handle parallels.
1134         (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1135         (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1136         (DWARF_CIE_DATA_ALIGNMENT): New macro.
1137         (s390_expand_setmem): Remove unused variable src_addr.
1138         * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1139         deal with 64 bit registers.
1140         * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1141         Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1142         (UNITS_PER_LONG): New macro.
1143         * libjava/include/s390-signal.h: Define extended ucontext
1144         structure containing the upper halfs of the 64 bit registers.
1145
1146 2010-04-13  Simon Baldwin  <simonb@google.com>
1147
1148         * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1149
1150 2010-04-13  Eric Botcazou  <ebotcazou@adacore.com>
1151
1152         * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1153         rvalue on the RHS if the LHS is of a non-renamable type.
1154         * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1155
1156 2010-04-13  Matthias Klose  <doko@ubuntu.com>
1157
1158         * gcc.c (cc1_options): Handle -iplugindir before processing
1159         the cc1 spec. Only add -iplugindir once.
1160         (cpp_unique_options): Add -iplugindir option if -fplugin* options
1161         found.
1162         * common.opt (iplugindir): Remove `Separate' property, initialize.
1163         * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1164         option.
1165         * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1166         (distclean): Remove plugin dir.
1167         * doc/invoke.texi: Document -iplugindir.
1168
1169 2010-04-13  Basile Starynkevitch  <basile@starynkevitch.net>
1170
1171         * doc/plugins.texi (Loading Plugins): Document short
1172         -fplugin=foo option.
1173         (Plugin API): Mention default_plugin_dir_name function.
1174
1175         * gcc.c (find_file_spec_function): Add new declaration.
1176         (static_spec_func): Use it for "find-file".
1177         (find_file_spec_function): Add new function.
1178         (cc1_options): Add -iplugindir option if -fplugin* options found.
1179
1180         * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1181
1182         * plugin.c (add_new_plugin): Updated comment, and handle short
1183         plugin name.
1184         (default_plugin_dir_name): Added new function.
1185
1186         * common.opt (iplugindir): New option to set the plugin directory.
1187
1188 2010-04-12  Uros Bizjak  <ubizjak@gmail.com>
1189
1190         * config/i386/i386.md (any_rotate): New code iterator.
1191         (rotate_insn): New code attribute.
1192         (rotate): Ditto.
1193         (SWIM124): New mode iterator.
1194         (<rotate_insn>ti3): New expander.
1195         (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1196         any_rotate code iterator.
1197         (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1198         using any_rotate code iterator and SWIM124 mode iterator.
1199         (ix86_rotlti3): New insn_and_split pattern.
1200         (ix86_rotrti3): Ditto.
1201         (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1202         ix86_rotl{di,ti}3 patterns.
1203         (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1204         (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1205         and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1206         *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1207         code iterator and SWI mode iterator.
1208         (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1209         Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1210         code iterator.
1211         (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1212         Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1213         (bswap rotatert splitter): Add splitter.
1214         (bswap splitter): Macroize splitter using any_rotate code iterator.
1215         Add insn predicate to split only for TARGET_USE_XCHGB or when
1216         optimizing function for size.
1217
1218 2010-04-12  Steve Ellcey  <sje@cup.hp.com>
1219
1220         * config/pa/pa.c (emit_move_sequence): Remove use of
1221         deleted variable flag_argument_noalias.
1222
1223 2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1224
1225         * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1226         configurations.
1227         Add to unsupported targets list.
1228         * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1229         sparc*-sun-solaris2.[567]* from target lists.
1230         * configure: Regenerate.
1231         * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1232         removal.
1233         Remove Solaris 7 patch references.
1234         (Specific, sparc-sun-solaris2.7): Removed.
1235         (sparc-sun-solaris2*): Update Solaris 7 example.
1236         (sparc64-*-solaris2*): Likewise.
1237
1238 2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1239
1240         * config.build (alpha*-dec-osf4*): Remove.
1241         * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1242         of obsolete configurations.
1243         (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1244         support.
1245         * config/alpha/t-osf4: Renamed to ...
1246         * config/alpha/t-osf5: ... this.
1247         * config/alpha/osf.h: Renamed to ...
1248         * config/alpha/osf5.h: ... this.
1249         Merged old osf5.h contents.
1250         Update comments.
1251         (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1252         (EXTRA_SPECS): Removed.
1253         * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1254         reflect removal of Tru64 UNIX V4.0/V5.0 support.
1255         Document that.
1256
1257 2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1258
1259         * doc/contrib.texi (Contributors, Rainer Orth): Update.
1260
1261 2010-04-12  Kai Tietz  <kai.tietz@onevision.com>
1262
1263         PR/43702
1264         * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1265         __thiscall convention.
1266
1267 2010-04-12  Steve Ellcey  <sje@cup.hp.com>
1268
1269         * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1270         orig_base.
1271         * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1272
1273 2010-04-12  Steve Ellcey  <sje@cup.hp.com>
1274
1275         * function.c (assign_parms_initialize_all): Add unused attribute
1276         to fntype.
1277
1278 2010-04-12  Richard Guenther  <rguenther@suse.de>
1279
1280         * gsstruct.def (GSS_CALL): New.
1281         * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1282         * gimple.h: Include tree-ssa-alias.h.
1283         (struct gimple_statement_call): New.
1284         (union gimple_statement_struct_d): Add gimple_call member.
1285         (gimple_call_reset_alias_info): Declare.
1286         (gimple_call_use_set): New function.
1287         (gimple_call_clobber_set): Likewise.
1288         * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1289         * gimple.c (gimple_call_reset_alias_info): New function.
1290         (gimple_build_call_1): Call it.
1291         * lto-streamer-in.c (input_gimple_stmt): Likewise.
1292         * tree-inline.c (remap_gimple_stmt): Likewise.
1293         (expand_call_inline): Remove callused handling.
1294         * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1295         * tree-dfa.c (dump_variable): Likewise.
1296         * tree-parloops.c (parallelize_loops): Likewise.
1297         * tree-ssa.c (init_tree_ssa): Likewise.
1298         (delete_tree_ssa): Likewise.
1299         * tree-flow-inline.h (is_call_used): Remove.
1300         * tree-flow.h (struct gimple_df): Remove callused member.
1301         * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1302         * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1303         (ref_maybe_used_by_call_p_1): Simplify.
1304         (call_may_clobber_ref_p_1): Likewise.
1305         * tree-ssa-structalias.c (compute_points_to_sets): Set
1306         the call stmt used and clobbered sets.
1307         * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1308         (find_tail_calls): Verify the tail call.
1309
1310 2010-04-12  Richard Guenther  <rguenther@suse.de>
1311
1312         * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1313         single-iteration always-inline inlining.
1314         * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1315         (cgraph_decide_inlining): Do not handle always-inline specially.
1316         (try_inline): Remove always-inline cycle detection special case.
1317         Do not recurse on always-inlines.
1318         (cgraph_early_inlining): Do not iterate if not optimizing.
1319         (cgraph_gate_early_inlining): remove.
1320         (pass_early_inline): Run unconditionally.
1321         (gate_cgraph_decide_inlining): New function.
1322         (pass_ipa_inline): Use it.  Do not run the IPA inliner if
1323         not inlining or optimizing.
1324         (cgraph_decide_inlining_of_small_functions): Also consider
1325         always-inline functions.
1326         (cgraph_default_inline_p): Return true for nodes which should
1327         disregard inline limits.
1328         (estimate_function_body_sizes): Assume zero size and time for
1329         nodes which are marked as disregarding inline limits.
1330         (cgraph_decide_recursive_inlining): Do not perform recursive
1331         inlining on always-inline nodes.
1332
1333 2010-04-12  Jakub Jelinek  <jakub@redhat.com>
1334
1335         PR bootstrap/43699
1336         * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1337         for exprs satisfying handled_component_p.
1338
1339 2010-04-12  Eric Botcazou  <ebotcazou@adacore.com>
1340
1341         * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1342         non-constant aggregate elements.
1343
1344         * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1345         is a real initialization.
1346
1347 2010-04-12  Shujing Zhao  <pearly.zhao@oracle.com>
1348
1349         PR c/36774
1350         * c-decl.c (start_function): Move forward check for nested function.
1351
1352 2010-04-11  Kaz Kojima  <kkojima@gcc.gnu.org>
1353
1354         * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1355         * config/sh/sh.c: Include reload.h.
1356         (sh_legitimize_reload_address): New.
1357         * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1358         sh_legitimize_reload_address.
1359
1360 2010-04-11  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
1361
1362         * config/sh/sh.md (*movqi_pop): New insn pattern.
1363         * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1364
1365 2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
1366
1367         * config/i386/i386.md (any_shiftrt): New code iterator.
1368         (shiftrt_insn): New code attribute.
1369         (shiftrt): Ditto.
1370         (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1371         using any_shiftrt code iterator.
1372         (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1373         *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1374         (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1375         pattern from corresponding peephole2 patterns.
1376         (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1377         using any_shiftrt code iterator.
1378         (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1379         (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1380         (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1381         (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1382         *{ashr,lshr}<mode>3_cmp_zext.
1383         (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1384
1385 2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
1386
1387         * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1388         scratch register.
1389         (*lshr<mode>3_cconly): Ditto.
1390
1391 2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
1392
1393         * config/i386/i386.md (lshr<mode>3): Macroize expander from
1394         lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1395         (*lshr<mode>3_doubleword): New insn_and_split_pattern.  Macroize
1396         pattern from *lshr{di,ti}3_1 and corresponding splitters using
1397         DWI mode iterator.
1398         (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1399         from corresponding peephole2 patterns.
1400         (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1401         *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1402         and *lshrdi3_1_rex64 using SWI mode iterator.
1403         (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1404         (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1405         (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1406         *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1407         and *lshrdi3_cmp_rex64 using SWI mode iterator.
1408         (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1409         (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1410         *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1411         *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1412         SWI mode iterator.
1413
1414 2010-04-10  Uros Bizjak  <ubizjak@gmail.com>
1415
1416         * config/i386/i386.md (ashr<mode>3): Macroize expander from
1417         ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1418         (*ashr<mode>3_doubleword): New insn_and_split_pattern.  Macroize
1419         pattern from *ashr{di,ti}3_1 and corresponding splitters using
1420         DWI mode iterator.
1421         (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1422         from corresponding peephole2 patterns.
1423         (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1424         (ashrsi3_cvt): Rename from ashrsi3_31.
1425         (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1426         (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1427         and x86_64_shift_adj_3 using SWI48 mode iterator.
1428         (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1429         *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1430         and *ashrdi3_1_rex64 using SWI mode iterator.
1431         (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1432         (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1433         (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1434         *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1435         and *ashrdi3_cmp_rex64 using SWI mode iterator.
1436         (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1437         (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1438         *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1439         *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1440         SWI mode iterator.
1441         (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1442         * config/i386/i386.c (ix86_split_ashr): Update for renamed
1443         x86_shift<mode>_adj_3 expanders.
1444
1445 2010-04-10  Wei Guozhi  <carrot@google.com>
1446
1447         PR target/42601
1448         * config/arm/arm.c (arm_pic_static_addr): New function.
1449         (legitimize_pic_address): Call arm_pic_static_addr when it detects
1450         a static symbol.
1451         (arm_output_addr_const_extra): Output expression for new pattern.
1452         * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1453
1454 2010-04-10  Bernd Schmidt  <bernds@codesourcery.com>
1455
1456         * ira-costs.c (record_reg_classes): Ignore alternatives that are
1457         not enabled.
1458
1459         * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1460         * web.c: Include "insn-config.h" and "recog.h".
1461         (union_match_dups): New function.
1462         (web_main): Call it.
1463         (union_defs): Don't try to recognize match_dups.
1464
1465         * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1466         if doing so would replace the entire pattern.
1467
1468 2010-04-09  Uros Bizjak  <ubizjak@gmail.com>
1469
1470         PR target/43707
1471         PR target/43709
1472         * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1473         and splitter pattern.  Change splitter operand 1 predicate to
1474         nonmemory_operand.
1475
1476 2010-04-09  Martin Jambor  <mjambor@suse.cz>
1477
1478         * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1479         lattices are addresses of CONST_DECLs with the same initial value.
1480         (ipcp_print_all_lattices): Print values of CONST_DECLs.
1481         * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1482
1483 2010-04-09  Eric Botcazou  <ebotcazou@adacore.com>
1484             Bernd Schmidt  <bernds@codesourcery.com>
1485
1486         * loop-invariant.c (replace_uses): New static function.
1487         (move_invariant_reg): Use it to ensure we can replace the uses.
1488
1489 2010-04-09  Hariharan Sandanagobalane  <hariharan@picochip.com>
1490
1491         * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1492         function template.
1493         (picochip_override_options): Enable section anchors only above -O1.
1494         (picochip_reorg): Fixed a couple of build warnings.
1495
1496 2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1497
1498         * configure.ac (plugin -rdynamic test): Log result.
1499         * configure: Regenerate.
1500         * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1501         (RDYNAMIC_SPEC): Define.
1502         * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1503
1504 2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1505
1506         * configure.ac: Determine Sun ld version numbers.
1507         (comdat_group): Restrict GNU ld version checks to gld.
1508         (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1509         (enable_comdat): Support --enable-comdat.
1510         * configure: Regenerate.
1511         * doc/install.texi (Configuration): Document --enable-comdat.
1512
1513 2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1514
1515         * config/sparc/sol2-gld.h: Remove SPARC reference.  Rename ...
1516         * config/sol2-gld.h: ... here.
1517         * config.gcc (sparc*-*-solaris2*): Reflect this.
1518         (i[34567]86-*-solaris2*): Use it.
1519
1520 2010-04-09  Steve Ellcey  <sje@cup.hp.com>
1521
1522         * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1523         setup_clocks_p.
1524         (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1525
1526 2010-04-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
1527
1528         PR 42965
1529         * diagnostic.c (diagnostic_initialize): Initialize
1530         some_warnings_are_errors.
1531         (diagnostic_finish): New.
1532         (diagnostic_action_after_output): Call it before exiting.
1533         (diagnostic_report_diagnostic): Do not print message here. Set
1534         some_warnings_are_errors.
1535         * diagnostic.h (diagnostic_context): Delete
1536         issue_warnings_are_errors_message. Add some_warnings_are_errors.
1537         (diagnostic_finish): Declare.
1538         * toplev.c (toplev_main): Call it before exit.
1539
1540 2010-04-09  Jason Merrill  <jason@redhat.com>
1541
1542         PR c++/42623
1543         * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1544         for incomplete type.
1545
1546         PR c++/41788
1547         * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1548         based on a warning flag.
1549
1550 2010-04-09  Richard Guenther  <rguenther@suse.de>
1551
1552         * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1553
1554 2010-04-09  Iain Sandoe  <iains@gcc.gnu.org>
1555
1556         PR bootstrap/43684
1557         * varasm.c (default_assemble_visibility): Wrap vars that are
1558         set, but unused, by targets without GAS.
1559         * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1560         Remove set, but unused, vars.
1561         (rs6000_legitimize_tls_address): Likewise.
1562         (altivec_expand_dst_builtin): Likewise.
1563         * config/darwin.c (machopic_classify_symbol): Likewise.
1564         (machopic_indirection_name): Likewise.
1565
1566 2010-04-09  Uros Bizjak  <ubizjak@gmail.com>
1567
1568         * config/i386/i386.md (DWI): New mode iterator.
1569         (S): New mode attribute.
1570         (shift_operand): Ditto.
1571         (shift_immediate_operand): Ditto.
1572         (ashl_input_operand): Ditto.
1573         (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1574         using SDWIM mode iterator.
1575         (*ashl<mode>3_doubleword): New insn_and_split_pattern.  Macroize
1576         pattern from *ashl{di,ti}3_1 and corresponding splitters using
1577         DWI mode iterator.
1578         (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1579         from corresponding peephole2 patterns.
1580         (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1581         and x86_64_shift_adj_1 using SWI48 mode iterator.
1582         (x86_shift<mode>_adj_2): Ditto.
1583         (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1584         (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1585         using SWI48 mode iterator.
1586         (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1587         *ashldi3_cmp_rex64 using SWI mode iterator.
1588         (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1589         *ashldi3_cconly_rex64 using SWI mode iterator.
1590         * config/i386/i386.c (ix86_split_ashl): Update for renamed
1591         x86_shift<mode>_adj_{1,2}.
1592         (ix86_split_ashr): Ditto.
1593         (ix86_split_lshr): Ditto.
1594
1595 2010-04-09  Richard Guenther  <rguenther@suse.de>
1596
1597         * target.h (builtin_conversion): Pass in input and output types.
1598         * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1599         * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1600         * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1601         * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1602
1603         * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1604         Handle AVX modes.
1605         * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1606
1607 2010-04-09  Richard Guenther  <rguenther@suse.de>
1608
1609         PR target/43152
1610         * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1611
1612 2010-04-09  Richard Guenther  <rguenther@suse.de>
1613
1614         * tree-vectorizer.h (struct _stmt_vec_info): Document
1615         that vectype is the type of the LHS.
1616         (supportable_widening_operation, supportable_narrowing_operation):
1617         Get both input and output vector types as arguments.
1618         (vect_is_simple_use_1): Declare.
1619         (get_same_sized_vectype): Likewise.
1620         * tree-vect-loop.c (vect_determine_vectorization_factor):
1621         Set STMT_VINFO_VECTYPE to the vector type of the def.
1622         (vectorizable_reduction): Adjust.
1623         * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1624         Adjust.  Specify the output vector type.
1625         (vect_pattern_recog_1): Adjust.
1626         * tree-vect-stmts.c (get_same_sized_vectype): New function.
1627         (vectorizable_call): Adjust.
1628         (vectorizable_conversion): Likewise.
1629         (vectorizable_operation): Likewise.
1630         (vectorizable_type_demotion): Likewise.
1631         (vectorizable_type_promotion): Likewise.
1632         (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1633         the def.
1634         (vect_is_simple_use_1): New function.
1635         (supportable_widening_operation): Get both input and output
1636         vector types.
1637         (supportable_narrowing_operation): Likewise.
1638         * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1639
1640 2010-04-09  Kai Tietz  <kai.tietz@onevision.com>
1641
1642         * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1643         __thiscall and _thiscall as predefined macros.
1644         * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1645         thiscall attribute handling.
1646         (ix86_comp_type_attributes): Likewise.
1647         (ix86_function_regparm): Likewise.
1648         (ix86_return_pops_args): Likewise.
1649         (init_cumulative_args): Likewise.
1650         (find_drap_reg): Likewise.
1651         (ix86_static_chain): Likewise.
1652         (x86_this_parameter): Likewise.
1653         (x86_output_mi_thunk): Likewise.
1654         (ix86_attribute_table): Add description for thiscall attribute.
1655         * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1656         * doc/extend.texi: Add documentation for thiscall.
1657
1658 2010-04-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
1659
1660         PR c++/28584
1661         * c.opt (Wint-to-pointer-cast): Available in C++.
1662         * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1663
1664 2010-04-08  Eric Botcazou  <ebotcazou@adacore.com>
1665
1666         * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1667         * calls.c (expand_call): Pass the function type to aggregate_value_p.
1668         * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1669         the target function of a CALL_EXPR.  Honor TREE_ADDRESSABLE on the
1670         function type instead.  Reorder and simplify checks.
1671
1672         * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1673
1674 2010-04-08  Jing Yu  <jingyu@google.com>
1675             Zdenek Dvorak  <ook@ucw.cz>
1676
1677         PR tree-optimization/42720
1678         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1679         loop unswitch conditions here from ...
1680         (tree_unswitch_single_loop): ... here.
1681
1682 2010-04-08  Sebastian Pop  <sebastian.pop@amd.com>
1683
1684         * tree-if-conv.c: Fix comments and simplify logic.
1685
1686 2010-04-08  Sebastian Pop  <sebastian.pop@amd.com>
1687
1688         * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1689         (tree_if_conversion): Same.  Update call to if_convertible_loop_p.
1690         (main_tree_if_conversion): Update call to tree_if_conversion.
1691
1692 2010-04-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
1693
1694         PR 42485
1695         * doc/invoke.texi (-b,-V): Delete.
1696         * doc/tm.texi: Do not mention -b.
1697         * gcc.c (display_help): Delete -b and -V.
1698         (process_command): Delete -b and -V.
1699         * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1700
1701 2010-04-08  Christian Borntraeger  <borntraeger@de.ibm.com>
1702             Wolfgang Gellerich  <gellerich@de.ibm.com>
1703
1704         Implement target hook for loop unrolling
1705         * target.h (loop_unroll_adjust): Add a new target hook function.
1706         * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1707         * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1708         * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1709         (s390_loop_unroll_adjust): Implement the new target hook for s390.
1710         * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1711         target hook.
1712         (decide_unroll_stupid): Likewise.
1713
1714 2010-04-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1715
1716         PR target/43643
1717         * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1718
1719 2010-04-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1720
1721         * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1722         (Specific, *-*-solaris2*): Likewise.
1723         Don't prefer Sun as over GNU as.
1724
1725 2010-04-08  Wolfgang Gellerich  <gellerich@de.ibm.com>
1726
1727         * config/s390/s390.c (override_options): Adjust the z10
1728           defaults for max-unroll-times, max-completely-peeled-insns
1729           and max-completely-peel-times.
1730
1731 2010-04-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1732
1733         * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1734         instructions for z10.
1735         (s390_expand_setmem): Likewise.
1736         (s390_expand_cmpmem): Likewise.
1737
1738 2010-04-08  Richard Guenther  <rguenther@suse.de>
1739
1740         PR tree-optimization/43679
1741         * tree-ssa-pre.c (eliminate): Only propagate copies.
1742
1743 2010-04-08  Jakub Jelinek  <jakub@redhat.com>
1744
1745         PR bootstrap/43681
1746         * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1747         set but not used variable warning.
1748
1749 2010-04-08  Wei Guozhi  <carrot@google.com>
1750
1751         PR target/41653
1752         * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1753         (arm_size_rtx_costs): Call the new function when optimized for size.
1754
1755 2010-04-08  Jakub Jelinek  <jakub@redhat.com>
1756
1757         PR debug/43670
1758         * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1759         op0 is not a MEM, just return NULL instead of assertion
1760         failure.
1761         (discover_nonconstant_array_refs): Don't walk debug stmts.
1762
1763 2010-04-08  Doug Kwan  <dougkwan@google.com>
1764
1765         * configure.ac: Recognize gold and do not use its version number
1766         to test ld features.
1767         * configure: Regenerate.
1768
1769 2010-04-08  Maxim Kuvyrkov  <maxim@codesourcery.com>
1770
1771         PR middle-end/40815
1772         * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1773         (negate_value): Move code to push elements to broken_up_substracts ...
1774         (eliminate_plus_minus_pair): ... here.  Push operands that have no
1775         negative pair to plus_negates.
1776         (repropagate_negates, init_reassoc, fini_reassoc): Update.
1777
1778 2010-04-07  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1779
1780         * doc/install.texi (Configuration): Move description of
1781         --enable-lto, --with-libelf*, --enable-gold from Java section to
1782         general section.
1783
1784         * doc/generic.texi (Working with declarations)
1785         (Function Properties, C and C++ Trees): Fix typos.
1786         * doc/sourcebuild.texi (Top Level): Likewise.
1787
1788 2010-04-07  Jakub Jelinek  <jakub@redhat.com>
1789
1790         PR c/18624
1791         * tree.h (DECL_READ_P): Define.
1792         (struct tree_decl_common): Add decl_read_flag.
1793         * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1794         a set but not used warning.
1795         (merge_decls): Merge DECL_READ_P flag.
1796         (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1797         (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1798         * c-common.c (handle_used_attribute, handle_unused_attribute):
1799         Likewise.
1800         * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1801         New prototypes.
1802         * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1803         New functions.
1804         (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1805         * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1806         c_parser_binary_expression, c_parser_cast_expression,
1807         c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1808         Call default_function_array_read_conversion instead of
1809         default_function_array_conversion where needed.
1810         (c_parser_unary_expression, c_parser_conditional_expression,
1811         c_parser_postfix_expression_after_primary, c_parser_initelt):
1812         Likewise.  Call mark_exp_read where needed.
1813         (c_parser_statement_after_labels, c_parser_asm_operands,
1814         c_parser_typeof_specifier, c_parser_sizeof_expression,
1815         c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1816         where needed.
1817         * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1818         New.
1819         * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1820         (warn_unused_but_set_parameter): Default to warn_unused
1821         && extra_warnings.
1822         * doc/invoke.texi: Document -Wunused-but-set-variable and
1823         -Wunused-but-set-parameter.
1824
1825         * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1826         used count variable.
1827         * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1828         when operandN variables aren't used in the body of the expander
1829         or splitter.
1830         * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1831         FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1832         * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1833         * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1834         FOR_EACH_IMM_USE_ON_STMT): Likewise.
1835         * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1836         * tree.c (PROCESS_ARG): Likewise.
1837
1838 2010-04-07  Simon Baldwin  <simonb@google.com>
1839
1840         * diagnostic.h (diagnostic_override_option_index): New macro to
1841         set a diagnostic's option_index.
1842         * c-tree.h (c_cpp_error): Add warning reason argument.
1843         * opts.c (_warning_as_error_callback): New.
1844         (register_warning_as_error_callback): Store callback for
1845         warnings enabled via enable_warning_as_error.
1846         (enable_warning_as_error): Call callback, minor code tidy.
1847         * opts.h (register_warning_as_error_callback): Declare.
1848         * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1849         response to -Werror=.
1850         (c_common_init_options): Register warning_as_error_callback in opts.c.
1851         * common.opt: Add -Wno-cpp option.
1852         * c-common.c (struct reason_option_codes_t): Map cpp warning
1853         reason codes to gcc option indexes.
1854         * (c_option_controlling_cpp_error): New function, lookup the gcc
1855         option index for a cpp warning reason code.
1856         * (c_cpp_error): Add warning reason argument, call
1857         c_option_controlling_cpp_error for diagnostic_override_option_index.
1858         * doc/invoke.texi: Document -Wno-cpp.
1859
1860 2010-04-07  Richard Guenther  <rguenther@suse.de>
1861
1862         * ipa-reference.c (mark_load): Use get_base_address.
1863         (mark_store): Likewise.
1864
1865         * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1866         inserting GIMPLE_NOPs into the IL.
1867         * tree-ssa-structalias.c (get_constraint_for_component_ref):
1868         Explicitly strip handled components and indirect references.
1869
1870         * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1871         folding address expressions.
1872         * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1873         * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1874         operand_equal_p to compare decls.
1875         (ptr_deref_may_alias_decl_p): Likewise.
1876         * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1877         * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1878         Handle reversed comparison ops.
1879         * tree-sra.c (asm_visit_addr): Use get_base_address.
1880         * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1881         * ipa-reference.c (mark_address): Use get_base_address.
1882
1883 2010-04-07  Richard Guenther  <rguenther@suse.de>
1884
1885         * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1886         Propagate constants everywhere.
1887
1888 2010-04-07  Jakub Jelinek  <jakub@redhat.com>
1889
1890         PR debug/43516
1891         * tree.c (MAX_INT_CACHED_PREC): Define.
1892         (nonstandard_integer_type_cache): New array.
1893         (build_nonstandard_integer_type): Cache results for precision
1894         <= MAX_INT_CACHED_PREC.
1895
1896 2010-04-07  Richard Guenther  <rguenther@suse.de>
1897
1898         * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1899         -fargument-noalias-global, -fargument-noalias-anything): Remove.
1900         * common.opt: Likewise.
1901         * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1902         * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1903         (nonoverlapping_memrefs_p): Likewise.
1904         * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1905         * opts.c (common_handle_option): Handle OPT_fargument_alias,
1906         OPT_fargument_noalias, OPT_fargument_noalias_anything and
1907         OPT_fargument_noalias_global for backward compatibility.
1908
1909 2010-04-07  Richard Guenther  <rguenther@suse.de>
1910
1911         PR tree-optimization/43270
1912         * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1913         * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1914         * tree-ssa-pre.c (phi_translate_1): Adjust.
1915         (fully_constant_expression): Split out vn_reference handling to ...
1916         * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1917         Fold reads from constant strings.
1918         (vn_reference_lookup): Handle fully constant references.
1919         (vn_reference_lookup_pieces): Likewise.
1920         * Makefile.in (expmed.o-warn): Add -Wno-error.
1921
1922 2010-04-07  Martin Jambor  <mjambor@suse.cz>
1923
1924         * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1925
1926 2010-04-07  Iain Sandoe  <iains@gcc.gnu.org>
1927
1928         PR driver/41594
1929         * gcc.c: Add -static-libstdc++ to list of recognized options.
1930
1931 2010-04-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1932
1933         * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1934
1935 2010-04-07  Richard Guenther  <rguenther@suse.de>
1936
1937         PR middle-end/42617
1938         * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1939         bases build simple mem attributes to retain points-to information.
1940
1941 2010-04-07  Richard Guenther  <rguenther@suse.de>
1942
1943         PR middle-end/42617
1944         * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1945         preserve points-to related information.
1946
1947 2010-04-07  Richard Guenther  <rguenther@suse.de>
1948
1949         PR middle-end/42617
1950         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1951         discard plain indirect references.
1952         * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1953         * tree.c (tree_nop_conversion): Likewise.
1954
1955 2010-04-07  Dodji Seketeli  <dodji@redhat.com>
1956
1957         PR debug/43628
1958         * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1959
1960 2010-04-06  Kai Tietz  <kai.tietz@onevision.com>
1961
1962         * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1963         calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1964
1965 2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
1966
1967         * tree-if-conv.c: Fix indentation and comments.
1968
1969 2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
1970
1971         * tree-if-conv.c: Sort static functions in topological order.
1972
1973 2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
1974
1975         * tree-if-conv.c: Fix indentation and comments.
1976
1977 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1978
1979         PR middle-end/43519
1980         * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1981         lang_hooks.types.type_for_size instead of
1982         build_nonstandard_integer_type.
1983         When converting an unsigned type to signed, double its precision.
1984         (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1985         (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1986         (graphite_create_new_loop_guard): When ub + 1 wraps around,
1987         use lb <= ub.
1988
1989 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1990
1991         PR middle-end/43519
1992         * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1993         POINTER_PLUS_EXPR for pointer types.
1994
1995 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1996
1997         PR middle-end/43519
1998         * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1999         * graphite-clast-to-gimple.c: Include langhooks.h.
2000         (max_signed_precision_type): New.
2001         (max_precision_type): Takes two types as arguments.
2002         (precision_for_value): New.
2003         (precision_for_interval): New.
2004         (gcc_type_for_interval): New.
2005         (gcc_type_for_value): New.
2006         (gcc_type_for_clast_term): New.
2007         (gcc_type_for_clast_red): New.
2008         (gcc_type_for_clast_bin): New.
2009         (gcc_type_for_clast_expr): Split up into several functions.
2010         (gcc_type_for_clast_eq): Rewritten.
2011         (compute_bounds_for_level): New.
2012         (compute_type_for_level_1): New.
2013         (compute_type_for_level): New.
2014         (gcc_type_for_cloog_iv): Removed.
2015         (gcc_type_for_iv_of_clast_loop): Rewritten.
2016         (graphite_create_new_loop): Compute the lower and upper bound types
2017         with gcc_type_for_clast_expr.
2018         (graphite_create_new_loop_guard): Same.
2019         (find_cloog_iv_in_expr): Removed.
2020         (compute_cloog_iv_types_1): Removed.
2021         (compute_cloog_iv_types): Removed.
2022         (gloog): Do not call compute_cloog_iv_types.
2023         * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
2024         GBB_CLOOG_IV_TYPES.
2025         (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
2026         * sese.h (struct gimple_bb): Removed field cloog_iv_types.
2027         (GBB_CLOOG_IV_TYPES): Removed.
2028
2029 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
2030
2031         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
2032         gimple_phi_num_args of the loop close SSA phi node is equal to 1.
2033         (detect_commutative_reduction): Same.
2034
2035 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
2036
2037         * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
2038         call to verify_ssa.  Invoke verify_loop_closed_ssa with an extra
2039         argument.
2040         * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
2041         * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
2042         (rewrite_commutative_reductions_out_of_ssa): Same.
2043         * passes.c (execute_function_todo): Call verify_ssa for every pass
2044         in the LNO.  Invoke verify_loop_closed_ssa with an extra argument.
2045         * tree-flow.h (verify_loop_closed_ssa): Update declaration.
2046         * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
2047         with an extra argument.
2048         * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same.  Call
2049         verify_ssa only when the extra argument is true.
2050         (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
2051         with an extra argument.
2052         (tree_transform_and_unroll_loop): Same.
2053
2054 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
2055
2056         * passes.c (execute_function_todo): Call verify_loop_closed_ssa
2057         for all the passes of the LNO having LOOP_CLOSED_SSA.
2058         * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
2059         * tree-loop-distribution.c (pass_loop_distribution): Same.
2060         * tree-pass.h (TODO_verify_loops): Removed.
2061         * tree-ssa-loop.c (pass_tree_loop_init): Same.
2062         (pass_lim): Same.
2063         (pass_tree_unswitch): Same.
2064         (pass_predcom): Same.
2065         (pass_vectorize): Same.
2066         (pass_linear_transform): Same.
2067         (pass_graphite_transforms): Same.
2068         (pass_iv_canon): Same.
2069         (pass_complete_unroll): Same.
2070         (pass_complete_unrolli): Same.
2071         (pass_parallelize_loops): Same.
2072         (pass_loop_prefetch): Same.
2073         (pass_iv_optimize): Same.
2074
2075 2010-04-06  Changpeng Fang  <changpeng.fang@amd.com>
2076
2077         PR middle-end/32824
2078         * passes.c (init_optimization_passes): Move pass_lim before
2079         pass_copy_prop and pass_dce_loop.
2080
2081 2010-04-06  Jakub Jelinek  <jakub@redhat.com>
2082
2083         PR target/43667
2084         * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
2085         instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
2086         (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
2087         MULTI_* defines for 4 argument vpermil2p* builtins.
2088
2089 2010-04-06  Uros Bizjak  <ubizjak@gmail.com>
2090
2091         * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
2092         * config/i386/i386.c (x86_maybe_negate_const_int): New.
2093         (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
2094         * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
2095         *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
2096         *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
2097         *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
2098         Use x86_maybe_negate_const_int to output insn mnemonic.
2099         (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto.  Remove overflow
2100         check from instruction predicate.  Update comments.
2101         * config/i386/sync.md (sync_add<mode>): Use
2102         x86_maybe_negate_const_int to output insn mnemonic.
2103
2104 2010-04-06  Jan Hubicka  <jh@suse.cz>
2105
2106         PR tree-optimization/42906
2107         * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2108         IGNORE_SELF argument.  Set visited_control_parents for fully
2109         processed BBs.
2110         (find_obviously_necessary_stmts): Update call of
2111         mark_control_dependent_edges_necessary.
2112         (propagate_necessity): Likewise.  Handle PHI edges more curefully.
2113
2114 2010-04-06  Uros Bizjak  <ubizjak@gmail.com>
2115
2116         * config/i386/i386.md: Remove comment about 'e' and 'E'
2117         operand modifier.
2118
2119 2010-04-06  Richard Guenther  <rguenther@suse.de>
2120
2121         PR tree-optimization/43627
2122         * tree-vrp.c (extract_range_from_unary_expr): Widenings
2123         of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2124         not varying.
2125
2126 2010-04-06  Jakub Jelinek  <jakub@redhat.com>
2127
2128         * BASE-VER: Change to 4.6.0.
2129
2130         PR target/43638
2131         * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2132         handling.
2133
2134 2010-04-06  Richard Guenther  <rguenther@suse.de>
2135
2136         PR middle-end/43661
2137         * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2138
2139 2010-04-05  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2140
2141         * doc/invoke.texi (Optimize Options): Document that LTO
2142         won't remove object access purely due to incompatible
2143         declarations.
2144
2145 2010-04-04  Matthias Klose  <doko@ubuntu.com>
2146
2147         * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2148         Initialize variable.
2149
2150 2010-04-03  Richard Guenther  <rguenther@suse.de>
2151
2152         PR middle-end/42509
2153         * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2154         require a non-NULL MEM_OFFSET.
2155
2156 2010-04-02  Steven Bosscher  <steven@gcc.gnu.org>
2157
2158         * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2159         basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2160         collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2161         config/alpha/predicates.md, config/arm/arm.md,
2162         config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2163         config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2164         config/darwin9.h, config/darwin.c, config/darwin.h,
2165         config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2166         config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2167         config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2168         config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2169         config/mips/mips.md, config/mn10300/mn10300.c,
2170         config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2171         config/rs6000/aix.h, config/rs6000/dfp.md,
2172         config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2173         config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2174         config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2175         config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2176         config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2177         config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2178         c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2179         diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2180         doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2181         doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2182         fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2183         gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2184         graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2185         graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2186         graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2187         graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2188         intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2189         ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2190         ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2191         loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2192         objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2193         opt-functions.awk, opth-gen.awk, params.def, passes.c,
2194         postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2195         rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2196         store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2197         tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2198         tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2199         tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2200         tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2201         tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2202         tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2203         tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2204         tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2205         tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2206         tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2207         unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2208
2209 2010-04-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2210
2211         PR other/43620
2212         * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2213         * aclocal.m4: Regenerate.
2214
2215 2010-04-02  Richard Guenther  <rguenther@suse.de>
2216
2217         PR tree-optimization/43629
2218         * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2219         if we have seen a constant value.
2220
2221 2010-04-02  Joseph Myers  <joseph@codesourcery.com>
2222
2223         * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2224
2225 2010-04-02  Richard Earnshaw  <rearnsha@arm.com>
2226
2227         PR target/43469
2228         * arm.c (legitimize_tls_address): Adjust call to
2229         gen_tls_load_dot_plus_four.
2230         (arm_note_pic_base): New function.
2231         (arm_cannot_copy_insn_p): Use it.
2232         * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2233         constraint.
2234
2235 2010-04-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2236
2237         PR bootstrap/43531
2238
2239         Revert:
2240         2009-09-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2241
2242         * Makefile.in ($(out_object_file)): Depend on
2243         gt-$(basename $(notdir $(out_file))).h.
2244
2245 2010-04-01  Ralf Corsépius <ralf.corsepius@rtems.org>
2246
2247         * config.gcc (lm32-*-rtems*): Add t-lm32.
2248
2249 2010-04-01  Joel Sherrill <joel.sherrill@oarcorp.com>
2250
2251         * config.gcc: Add lm32-*-rtems*.
2252         * config/lm32/rtems.h: New file.
2253
2254 2010-04-01  Dave Korn  <dave.korn.cygwin@gmail.com>
2255
2256         PR target/42609
2257         * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2258
2259 2010-04-01  Jakub Jelinek  <jakub@redhat.com>
2260
2261         * dwarf2out.c (output_compilation_unit_header): For
2262         -gdwarf-4 use version 4 instead of version 3.
2263         (output_line_info): For version 4 and above emit additional
2264         maximum ops per insn header field.
2265         (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2266
2267         * dwarf2out.c (is_c_family, is_java): Remove.
2268         (lower_bound_default): New function.
2269         (add_bound_info, gen_descr_array_type_die): Use it.
2270
2271 2010-04-01  Dodji Seketeli  <dodji@redhat.com>
2272
2273         PR debug/43325
2274         * dwarf2out.c (gen_variable_die): Allow debug info for variable
2275         re-declaration when it happens in a function.
2276
2277 2010-04-01  Aldy Hernandez  <aldyh@redhat.com>
2278
2279         * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2280         (cgraph_remove_function_insertion_hook): Same.
2281         (cgraph_call_function_insertion_hooks): Same.
2282
2283 2010-04-01  Richard Guenther  <rguenther@suse.de>
2284
2285         PR middle-end/43614
2286         * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2287         and TREE_THIS_VOLATILE.
2288         (copy_ref_info): Likewise.
2289         * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2290         * tree.c (build6_stat): Ignore side-effects of all but arg5
2291         for TARGET_MEM_REF.  Set TREE_THIS_VOLATILE from arg5 of
2292         TARGET_MEM_REF.
2293
2294 2010-04-01  Richard Guenther  <rguenther@suse.de>
2295
2296         PR tree-optimization/43607
2297         * ipa-type-escape.c (check_call): Do not access non-existing
2298         arguments.
2299
2300 2010-04-01  Richard Guenther  <rguenther@suse.de>
2301
2302         PR middle-end/43602
2303         Revert
2304         2010-03-30  Seongbae Park <seongbae.park@gmail.com>
2305                     Jack Howarth <howarth@bromo.med.uc.edu>
2306
2307         * tree-profile.c (tree_init_ic_make_global_vars): Make static
2308         variables TLS.
2309
2310 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2311
2312         * doc/install.texi (Prerequisites): Document libelf usability on
2313         IRIX 5/6 and Solaris 2.
2314         (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2315         Update GNU as, GNU ld requirements.
2316         (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2317         Document Sun Studio compiler download.
2318         Update and simplify as, ld recommendations.
2319         (Specific, *-*-solaris2.7): Note obsoletion, removal.
2320
2321 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2322
2323         * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2324         with_tune_32 to pentium4.
2325
2326 2010-04-01  Uros Bizjak  <ubizjak@gmail.com>
2327
2328         * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2329
2330 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2331
2332         * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2333         obsoletion, removal.
2334         Update IDO URL.
2335         Document GNU as requirement.
2336         Update configure requirements.
2337         (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2338         Recomment IRIX 6.5.18+.
2339         Document IDF/IDL requirement.
2340         Document GNU as requirement.
2341         Document GNU ld bootstrap failure.
2342         Remove freeware.sgi.com reference.
2343
2344 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2345
2346         * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2347         UNIX V4.0, V5.0 obsoletion, removal.
2348         Remove --with-gc=simple reference.
2349         Update VM requirements during bootstrap.
2350         Remove -oldas bootstrap description.
2351         Update binutils reference.
2352         Remove comparison failure note.
2353
2354 2010-03-31  Richard Guenther  <rguenther@suse.de>
2355             Zdenek Dvorak  <ook@ucw.cz>
2356             Sebastian Pop  <sebastian.pop@amd.com>
2357
2358         PR middle-end/43464
2359         * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2360         with multiple arguments.
2361         (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2362
2363 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2364
2365         * graphite-dependences.c (print_pddr): Call print_pdr with an
2366         extra argument.
2367         * graphite-poly.c (debug_pdr): Add an extra argument for the
2368         verbosity level.
2369         (print_pdr): Same.
2370         (print_pbb_domain): Same.
2371         (print_pbb): Same.
2372         (print_scop_context): Same.
2373         (print_scop): Same.
2374         (print_cloog): Same.
2375         (debug_pbb_domain): Same.
2376         (debug_pbb): Same.
2377         (print_pdrs): Same.
2378         (debug_pdrs): Same.
2379         (debug_scop_context): Same.
2380         (debug_scop): Same.
2381         (debug_cloog): Same.
2382         (print_scop_params): Same.
2383         (debug_scop_params): Same.
2384         (print_iteration_domain): Same.
2385         (print_iteration_domains): Same.
2386         (debug_iteration_domain): Same.
2387         (debug_iteration_domains): Same.
2388         (print_scattering_function): Same.
2389         (print_scattering_functions): Same.
2390         (debug_scattering_function): Same.
2391         (debug_scattering_functions): Same.
2392         * graphite-poly.h (debug_pdr): Update declaration.
2393         (print_pdr): Same.
2394         (print_pbb_domain): Same.
2395         (print_pbb): Same.
2396         (print_scop_context): Same.
2397         (print_scop): Same.
2398         (print_cloog): Same.
2399         (debug_pbb_domain): Same.
2400         (debug_pbb): Same.
2401         (print_pdrs): Same.
2402         (debug_pdrs): Same.
2403         (debug_scop_context): Same.
2404         (debug_scop): Same.
2405         (debug_cloog): Same.
2406         (print_scop_params): Same.
2407         (debug_scop_params): Same.
2408         (print_iteration_domain): Same.
2409         (print_iteration_domains): Same.
2410         (debug_iteration_domain): Same.
2411         (debug_iteration_domains): Same.
2412         (print_scattering_function): Same.
2413         (print_scattering_functions): Same.
2414         (debug_scattering_function): Same.
2415         (debug_scattering_functions): Same.
2416
2417 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2418
2419         * graphite-poly.c (print_scattering_function_1): New.
2420         (print_scattering_function): Call it.
2421         (print_scop_params): Remove spaces at the end of lines.
2422         (print_cloog): New.
2423         (debug_cloog): New.
2424         * graphite-poly.h (print_cloog): Declared.
2425         (debug_cloog): Declared.
2426
2427 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2428
2429         * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2430         in loop->header.
2431         * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2432         * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2433         * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2434         to switch between adding the IV bump in loop->latch or in loop->header.
2435
2436 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2437
2438         * graphite-poly.c (print_scattering_function): Pretty print following
2439         the scoplib format.
2440         (print_pdr): Same.
2441         (print_pbb_domain): Same.
2442         (dump_gbb_cases): Same.
2443         (dump_gbb_conditions): Same.
2444         (print_pdrs): Same.
2445         (print_pbb): Same.
2446         (print_scop_params): Same.
2447         (print_scop_context): Same.
2448         (print_scop): Same.
2449         (print_pbb_body): New.
2450         (lst_indent_to): New.
2451         (print_lst): Start new lines with a #.
2452         * graphite-poly.h (pbb_bb): New.
2453         (pbb_index): Use pbb_bb.
2454         * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2455         disjuncts.
2456         * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2457
2458 2010-03-31  Jakub Jelinek  <jakub@redhat.com>
2459
2460         * dwarf2out.c (size_of_die): For -gdwarf-4 use
2461         uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2462         and 0 instead of 1 for dw_val_class_flag.
2463         (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2464         dw_val_class_range_list, dw_val_class_loc_list,
2465         dw_val_class_lineptr and dw_val_class_macptr, use
2466         DW_FORM_flag_present for dw_val_class_flag and
2467         DW_FORM_exprloc for dw_val_class_loc.
2468         (output_die): For -gdwarf-4 print dw_val_class_loc
2469         size as uleb128 instead of 1 or 2 bytes and don't print
2470         anything for dw_val_class_flag.
2471
2472         * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2473         instead of cselib_lookup following by tweaking locs->setting_insn.
2474
2475         PR bootstrap/43596
2476         * cselib.c (cselib_process_insn): Clear cselib_current_insn
2477         even before returning from label, setjmp call or volatile asm
2478         handling.
2479
2480 2010-03-31  Richard Guenther  <rguenther@suse.de>
2481
2482         PR middle-end/43600
2483         * cgraphunit.c (cgraph_output_in_order): Do not allocate
2484         temporary data on stack.
2485
2486 2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2487
2488         * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2489         (PUSHSECTION_ASM_OP): Remove.
2490         (POPSECTION_ASM_OP): Remove.
2491         (PUSHSECTION_FORMAT): Remove.
2492         * config/sol2.h (PUSHSECTION_FORMAT): Define.
2493         * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2494         * config/sol2.c (solaris_output_init_fini): Use it.
2495
2496 2010-03-31  Jie Zhang  <jie@codesourcery.com>
2497
2498         PR 43574
2499         * opt-functions.awk (var_type_struct): Use signed char type
2500         for simple variables.
2501
2502 2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2503
2504         * config/sol2.c: Include output.h.
2505         (solaris_assemble_visibility): New function.
2506         * config/t-sol2 (sol2.o): Add output.h dependency.
2507         * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2508         * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2509         Redefine.
2510
2511 2010-03-31  Jakub Jelinek  <jakub@redhat.com>
2512
2513         PR target/43580
2514         * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2515         V2SImode or XFmode on PRE_DEC.
2516
2517         PR debug/43557
2518         * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2519         BLKmode.
2520
2521 2010-03-31  Jie Zhang  <jie@codesourcery.com>
2522
2523         PR 43562
2524         * reload.h (caller_save_initialized_p): Declare.
2525         * toplev.c (backend_init_target): Don't call
2526         init_caller_save but set caller_save_initialized_p to false.
2527         * caller-save.c (caller_save_initialized_p): Define.
2528         (init_caller_save): Check caller_save_initialized_p.
2529         * ira.c (ira): Call init_caller_save if flag_caller_saves.
2530
2531 2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2532
2533         PR target/39048
2534         * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2535         and soft-fp/t-softfp to tmake_file.
2536         * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2537         (LIBGCC2_TF_CEXT): Define.
2538         (TF_SIZE): Define.
2539
2540 2010-03-30  Alexandre Oliva  <aoliva@redhat.com>
2541
2542         PR debug/42977
2543         * cselib.c (n_useless_values): Document handling of debug locs.
2544         (n_useless_debug_values, n_debug_values): New variables.
2545         (new_elt_loc_list): Don't add to debug values, keep count.
2546         (promote_debug_loc): New.
2547         (cselib_reset_table): Zero new variables.
2548         (entry_and_rtx_equal_p): Promote debug locs.
2549         (discard_useless_locs): Increment n_useless_debug_values for
2550         debug values.
2551         (remove_useless_values): Adjust n_useless_values and n_debug_values
2552         with n_useless_debug_values.
2553         (add_mem_for_addr): Promote debug locs.
2554         (cselib_lookup_mem): Likewise.
2555         (cselib_lookup_addr): Renamed to...
2556         (cselib_lookup_addr_1): ... this.  Promote debug locs.  Don't call...
2557         (cselib_log_lookup): ... this.  Turn into...
2558         (cselib_lookup_addr): ... new wrapper.
2559         (cselib_lookup_from_insn): New.
2560         (cselib_invalidate_regno): Increment n_useless_debug_values for
2561         debug values.
2562         (cselib_invalidate_mem): Likewise.
2563         (cselib_process_insn): Take n_deleted and n_debug_values into
2564         account to guard remove_useless_value call.
2565         (cselib_finish): Zero n_useless_debug_values.
2566         * cselib.h (cselib_lookup_from_insn): Declare.
2567         * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2568         (sched_analyze_2): Likewise.
2569
2570 2010-03-30  Jakub Jelinek  <jakub@redhat.com>
2571
2572         * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2573         functions.
2574         (adjust_mems): Replace narrowing SUBREG of expression containing
2575         just PLUS, MINUS, MULT and ASHIFT of registers and constants
2576         with operations in the narrower mode.
2577
2578         PR debug/43593
2579         * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2580         regs_invalidated_by_call instead all call_used_reg_set registers.
2581
2582 2010-03-30  Sebastian Pop  <sebastian.pop@amd.com>
2583
2584         PR middle-end/43430
2585         * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2586         pointer comparisons with types_compatible_p.
2587         * tree-vect-stmts.c (vectorizable_call): Same.
2588         (vectorizable_condition): Same.
2589
2590 2010-03-30  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2591
2592         * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2593         stack check if the mask would be zero.
2594
2595 2010-03-30  Seongbae Park <seongbae.park@gmail.com>
2596             Jack Howarth <howarth@bromo.med.uc.edu>
2597
2598         * tree-profile.c (tree_init_ic_make_global_vars): Make static
2599         variables TLS.
2600
2601 2010-03-30  Joseph Myers  <joseph@codesourcery.com>
2602
2603         PR other/25232
2604         * libgcc-std.ver (GCC_4.5.0): Define version.  Include __unordxf2
2605         and __unordtf2.
2606         * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2607         Include ___unordxf2 and ___unordtf2.
2608         * config/i386/libgcc-glibc.ver: Do not define inheritance from
2609         GCC_4.4.0 here.
2610
2611 2010-03-30  Tarik Graba  <tarik.graba@telecom-paristech.fr>
2612
2613         * config/lm32/t-lm32: New file.
2614         * config.gcc: Use the above file when targetting lm32.
2615
2616 2010-03-28  Duncan Sands  <baldrick@free.fr>
2617
2618         * Makefile.in (PLUGIN_HEADERS): Add except.h.
2619
2620 2010-03-29  Sebastian Pop  <sebastian.pop@amd.com>
2621
2622         PR middle-end/43431
2623         * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2624         Improve vectorization cost model diagnostic.
2625
2626 2010-03-29  Sebastian Pop  <sebastian.pop@amd.com>
2627
2628         PR middle-end/43436
2629         * tree-vect-data-refs.c (vect_analyze_data_refs): When
2630         compute_data_dependences_for_loop returns false, early exit
2631         and output an extra diagnostic for the failed data reference
2632         analysis.
2633
2634 2010-03-29  Richard Guenther  <rguenther@suse.de>
2635
2636         PR tree-optimization/43560
2637         * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2638         (can_sm_ref_p): Treat stores to readonly locations as trapping.
2639
2640 2010-03-29  Jie Zhang  <jie@codesourcery.com>
2641
2642         PR 43564
2643         * toplev.c (process_options): Set optimization_default_node
2644         and optimization_current_node.
2645         * opts.c (decode_options): Don't set optimization_default_node
2646         and optimization_current_node.
2647
2648 2010-03-29  Ralf Corsépius  <ralf.corsepius@rtems.org>
2649
2650         * config/rtems.h: Abandon -qrtems_debug.
2651
2652 2010-03-28  Jan Hubicka  <jh@suse.cz>
2653
2654         PR tree-optimization/43505
2655         * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2656         map should not be copied.
2657
2658 2010-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2659
2660         PR middle-end/41674
2661         * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2662         cdtors, set DECL_PRESERVE_P.
2663         * ipa.c (cgraph_externally_visible_p): Return true if declaration
2664         should be preseved.
2665
2666 2010-03-27  Uros Bizjak  <ubizjak@gmail.com>
2667
2668         PR tree-optimization/43528
2669         * stor-layout.c (place_field): Check that constant fits into
2670         unsigned HWI when skipping calculation of MS bitfield layout.
2671
2672 2010-03-27  Jan Hubicka  <jh@suse.cz>
2673
2674         PR middle-end/43391
2675         * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2676         notice_global_symbol work.
2677
2678 2010-03-27  Jakub Jelinek  <jakub@redhat.com>
2679
2680         * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2681         instead of dwarf2out_decl.
2682         (struct var_loc_node): Remove section_label field.
2683         (dwarf2out_function_decl): New function.
2684         (dwarf2out_var_location): Don't set section_label field.
2685         (dwarf2out_begin_function): Don't empty decl_loc_table here.
2686
2687 2010-03-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
2688
2689         PR tree-optimization/43544
2690         * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2691         First argument for builtin vectorized function hook is now a
2692         tree to be able to distinguish between machine specific and
2693         standard builtins.
2694         * targhooks.c (default_builtin_vectorized_function): Ditto.
2695         * targhooks.h (default_builtin_vectorized_function): Ditto.
2696         * target.h (struct gcc_target): Ditto.
2697         * tree-vect-stmts.c (vectorizable_function): Ditto.
2698         * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2699         * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2700         Ditto.
2701
2702 2010-03-26  Joseph Myers  <joseph@codesourcery.com>
2703
2704         PR c/43381
2705         * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2706         nested binding iff it is a FUNCTION_DECL.
2707         (store_parm_decls_newstyle): Pass nested=true to bind for
2708         FUNCTION_DECLs amongst parameters.
2709
2710 2010-03-26  Jakub Jelinek  <jakub@redhat.com>
2711
2712         * var-tracking.c (vt_expand_loc_callback): Don't run
2713         cselib_expand_value_rtx_cb in dummy mode if
2714         cselib_dummy_expand_value_rtx_cb returned false.
2715
2716         * var-tracking.c (emit_note_insn_var_location): For one part
2717         notes with offset 0, don't add EXPR_LIST around the location.
2718         * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2719         add_location_or_const_value_attribute): Adjust for that change.
2720
2721         PR debug/43540
2722         * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2723         into first operand and location into second.
2724         (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2725         dw_cfi_oprnd_loc for DW_CFA_expression.
2726         (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2727         (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2728         assume first argument is regnum and second argument is location.
2729
2730 2010-03-26  Uros Bizjak  <ubizjak@gmail.com>
2731
2732         PR target/42113
2733         * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2734         of scratch register to DImode.  Split to DImode comparison operator.
2735         Use SImode subreg of scratch register in the multiplication.
2736         (*cmp_sadd_sidi): Ditto.
2737         (*cmp_ssub_si): Ditto.
2738         (*cmp_ssub_sidi): Ditto.
2739
2740 2010-03-26  Uros Bizjak  <ubizjak@gmail.com>
2741
2742         PR target/43524
2743         * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2744         Remove invalid assert and wrong comment.
2745
2746 2010-03-26  Jakub Jelinek  <jakub@redhat.com>
2747
2748         PR debug/43516
2749         * flags.h (final_insns_dump_p): New extern.
2750         * final.c (final_insns_dump_p): New variable.
2751         (rest_of_clean_state): Set it before -fdump-final-insns=
2752         dumping, clear afterwards.
2753         * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2754         MEM_ALIAS_SET on MEMs.
2755
2756 2010-03-26  David S. Miller  <davem@davemloft.net>
2757
2758         * configure.ac: Fix sparc GOTDATA_OP bug check.
2759         * configure: Rebuild.
2760
2761 2010-03-26  Alan Modra  <amodra@gmail.com>
2762
2763         * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2764
2765 2010-03-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2766
2767         * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2768         TLS_SECTION_ASM_FLAG.
2769
2770 2010-03-25  Jakub Jelinek  <jakub@redhat.com>
2771
2772         PR bootstrap/43511
2773         * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2774         Clear first_function_block_is_cold.
2775
2776         PR c/43385
2777         * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2778         argument if the argument is truth_value_p.
2779
2780 2010-03-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
2781
2782         * config/rs6000/constraints.md: Update copyright year for my changes.
2783
2784         PR target/43484
2785         * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2786         used in reg+reg addressing, swap registers.
2787
2788 2010-03-24  Jakub Jelinek  <jakub@redhat.com>
2789
2790         PR debug/43293
2791         * target.h (struct gcc_target): Add code_end hook.
2792         * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2793         if not yet defined.
2794         (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2795         * toplev.c (compile_file): Call targetm.asm_out.code_end
2796         hook before unwind info/debug info output.
2797         * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2798         * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2799         (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2800         * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2801         (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2802         * config/i386/i386.c (ix86_file_end): Renamed to...
2803         (ix86_code_end): ... this.  Make static.  Don't call
2804         file_end_indicate_exec_stack.  Emit unwind info using
2805         final_start_function/final_end_function.
2806         (darwin_x86_file_end): Remove.
2807         (TARGET_ASM_CODE_END): Define.
2808         * config/i386/i386.h (TARGET_ASM_FILE_END,
2809         NEED_INDICATE_EXEC_STACK): Don't define.
2810         * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2811         (TARGET_ASM_FILE_END): Define to darwin_file_end.
2812         * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2813         * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2814
2815         PR target/43498
2816         * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2817         at the beginning and final_end_function at the end.
2818         * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2819
2820 2010-03-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2821
2822         * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2823         and Sun as TLS syntax.
2824         (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2825         * configure: Regenerate.
2826         * config.in: Regenerate.
2827         * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2828         (default_elf_asm_named_section): Use it.
2829         * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2830         (i386_output_dwarf_dtprel): Likewise.
2831         (output_addr_const_extra): Likewise.
2832         (output_pic_addr_const): Lowercase @GOTTPOFF.
2833         (output_addr_const_extra): Likewise.
2834         (output_pic_addr_const): Lowercase @GOTNTPOFF.
2835         (output_addr_const_extra): Likewise.
2836         (output_pic_addr_const): Lowercase @INDNTPOFF.
2837         (output_addr_const_extra): Likewise.
2838         (output_pic_addr_const): Lowercase @NTPOFF.
2839         (output_addr_const_extra): Likewise.
2840         (output_pic_addr_const): Lowercase @TPOFF.
2841         (output_addr_const_extra): Likewise.
2842         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2843         (*tls_global_dynamic_64): Likewise.
2844         (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2845         (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2846
2847         * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2848         (ASM_OUTPUT_TLS_COMMON): Use it.
2849         * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2850
2851         PR target/38118
2852         * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2853         * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2854         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2855         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2856         * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2857         (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2858
2859 2010-03-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2860
2861         * config/i386/i386.c (override_options): Don't accept
2862         -mtls-dialect=sun any longer.
2863         * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2864         * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2865         (*tls_local_dynamic_base_32_sun): Likewise.
2866         * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2867
2868 2010-03-24  Jakub Jelinek  <jakub@redhat.com>
2869
2870         PR debug/43508
2871         * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2872         VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2873
2874         PR debug/43479
2875         * ira.c (adjust_cleared_regs): New function.
2876         (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2877
2878         PR debug/19192
2879         PR debug/43479
2880         * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2881         from gimple_block.
2882         * expr.c (expand_expr_real): Restore previous
2883         curr_insn_source_location and curr_insn_block after
2884         expand_expr_real_1 call.
2885         (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2886         instead of expand_expr_real_1.
2887
2888 2010-03-23  Vladimir Makarov  <vmakarov@redhat.com>
2889
2890         PR rtl-optimization/43413
2891         * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2892         hard regs too.
2893
2894 2010-03-22  James E. Wilson  <wilson@codesourcery.com>
2895
2896         PR target/43348
2897         * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2898         call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2899
2900 2010-03-22  H.J. Lu  <hongjiu.lu@intel.com>
2901
2902         * config/i386/i386.c (ix86_target_string): Add -mfma.
2903         Fix a typo in comment.
2904
2905 2010-03-22  Mike Stump  <mikestump@comcast.net>
2906
2907         PR target/23071
2908         * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2909         Don't overly align based upon packed packed fields.
2910
2911 2010-03-22  Jason Merrill  <jason@redhat.com>
2912
2913         * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2914         Use () rather than [], and move before the element type.
2915
2916 2010-03-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2917
2918         * doc/configfiles.texi (Configuration Files): Removed
2919         fixinc/Makefile*, intl/Makefile.*.
2920         * doc/makefile.texi: Fixed markup. Abstract from version
2921         control system used.
2922         (Makefile): Removed obsolete gcc/java/parse.y example.
2923         * doc/sourcebuild.texi: Likewise.
2924         (Top Level): Added config, gnattools, libdecnumber, libgcc,
2925         libgomp, libssp.  Removed fastjar.
2926         (Miscellaneous Docs): Clarify location.
2927         Added COPYING3, COPYING3.LIB.
2928         (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2929
2930 2010-03-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2931
2932         PR target/38085
2933         * config/i386/i386.c (x86_function_profiler)
2934         [!NO_PROFILE_COUNTERS]: Fix typo.
2935         * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2936         instead of callq.
2937
2938 2010-03-22  Janis Johnson  <janis187@us.ibm.com>
2939             Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2940
2941         * doc/sourcebuild.texi (Test Directives): Split into six
2942         subsections, with most of the current text in new subsections
2943         Directives, Selectors, and Final Actions.
2944         (Directives): Split list of test directives into multiple
2945         subsubsections.
2946         (Selectors): Describe use and syntax of selectors.
2947         (Effective-Target Keywords): Describe all existing keywords.
2948         (Add Options): Describe features for dg-add-options.
2949         (Require Support): Describe variants of dg-require-support.
2950         (Final Actions): Describe commands to use in dg-final.
2951
2952 2010-03-22  Michael Matz  <matz@suse.de>
2953
2954         PR middle-end/43475
2955         * recog.c (validate_replace_rtx_group): Replace also in
2956         REG_EQUAL and REG_EQUIV notes.
2957
2958 2010-03-22  Richard Guenther  <rguenther@suse.de>
2959
2960         PR tree-optimization/43390
2961         * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2962         sure vector extracts are type correct.
2963
2964 2010-03-22  Richard Guenther  <rguenther@suse.de>
2965
2966         PR middle-end/40106
2967         * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2968         x * sqrt (x) even when optimizing for size if the target
2969         has native support for sqrt.
2970
2971 2010-03-22  Jakub Jelinek  <jakub@redhat.com>
2972
2973         * varasm.c (make_decl_rtl_for_debug): Also clear
2974         flag_mudflap for the duration of make_decl_rtl call.
2975
2976         PR debug/43443
2977         * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2978         locs from preserved VALUEs.
2979
2980 2010-03-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2981
2982         PR middle-end/42718
2983         * pa.md (movmemsi): Set align to one if zero.
2984         (movmemdi): Likewise.
2985
2986 2010-03-21  Richard Earnshaw  <rearnsha@arm.com>
2987
2988         PR target/42321
2989         * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2990         with their corresponding prologue pushes.
2991
2992 2010-03-20  Andrew Pinski  <pinskia@gmail.com>
2993
2994         PR target/43156
2995         * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2996         at the begining or end.
2997         (spu_expand_epilogue): Likewise.
2998
2999 2010-03-20  Richard Guenther  <rguenther@suse.de>
3000
3001         PR rtl-optimization/43438
3002         * combine.c (make_extraction): Properly zero-/sign-extend an
3003         extraction of the low part of a CONST_INT.  Also handle
3004         CONST_DOUBLE.
3005
3006 2010-03-19  Mike Stump  <mikestump@comcast.net>
3007
3008         * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
3009         * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
3010         (override_options): Use SUBTARGET32_DEFAULT_CPU.
3011
3012 2010-03-19  Andrew Pinski  <andrew_pinski@caviumnetworks.com>
3013
3014         PR c/43211
3015         * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
3016         an error.
3017
3018 2010-03-19  Bernd Schmidt  <bernds@codesourcery.com>
3019
3020         PR rtl-optimization/42258
3021         * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
3022         use that may match DEF.
3023
3024         PR target/40697
3025         * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
3026         the cost of loading the constant rather than assuming
3027         COSTS_N_INSNS (1).
3028         * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
3029         outer code is AND, do the same tests as the andsi3 expander and
3030         return COSTS_N_INSNS (1) if and is cheap.
3031
3032         * optabs.c (avoid_expensive_constant): Fix formatting.
3033
3034 2010-03-19  Michael Matz  <matz@suse.de>
3035
3036         PR c++/43116
3037         * attribs.c (decl_attributes): When rebuilding a function pointer
3038         type use the same qualifiers as the original pointer type.
3039
3040 2010-03-19  Martin Jambor  <mjambor@suse.cz>
3041
3042         * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
3043         and is_gimple_ip_invariant_address.
3044
3045 2010-03-19  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
3046
3047         Revert
3048         2009-10-01  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
3049
3050         * config/arm/arm.c (arm_override_options): Turn off
3051         flag_dwarf2_cfi_asm for AAPCS variants.
3052
3053 2010-03-19  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
3054
3055         PR target/43399
3056         * config/arm/arm.c (emit_multi_reg_push): Update comments.
3057         Use PRE_MODIFY instead of PRE_DEC.
3058         (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
3059         (vfp_emit_fstmd): Likewise.
3060
3061 2010-03-19  Michael Matz  <matz@suse.de>
3062
3063         PR target/43305
3064         * builtins.c (expand_builtin_interclass_mathfn,
3065         expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
3066         if that fails.
3067
3068 2010-03-19  Richard Guenther  <rguenther@suse.de>
3069
3070         PR tree-optimization/43415
3071         * tree-ssa-pre.c (phi_translate): Split out worker to ...
3072         (phi_translate_1): ... this.
3073         (phi_translate): Move all caching here.  Cache all NARY
3074         and REFERENCE translations.
3075
3076 2010-03-19  David S. Miller  <davem@davemloft.net>
3077
3078         With help from Eric Botcazou.
3079         * config/sparc/sparc.c: Include dwarf2out.h.
3080         (emit_pic_helper): Delete.
3081         (pic_helper_symbol_name): Delete.
3082         (pic_helper_emitted_p): Delete.
3083         (pic_helper_needed): New.
3084         (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
3085         (get_pc_thunk_name): New.
3086         (load_pic_register): Remove 'delay_pic_helper' arg.  Use
3087         get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
3088         Set pic_helper_needed to true.  Don't call emit_pic_helper.
3089         (sparc_expand_prologue): Update load_pic_register call.
3090         (sparc_output_mi_thunk): Likewise.
3091         (sparc_file_end): Emit a hidden comdat symbol for the PIC
3092         thunk if possible.  Output CFI information as needed.
3093
3094 2010-03-18  Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3095             Jack Howarth <howarth@bromo.med.uc.edu>
3096
3097         PR target/36399
3098         * config/i386/i386.h: Fix ABI on darwin x86-32.
3099
3100 2010-03-18  Aldy Hernandez  <aldyh@redhat.com>
3101
3102         * tree.h: Declare make_decl_rtl_for_debug.
3103         * varasm.c (make_decl_rtl_for_debug): New.
3104         * dwarf2out.c (rtl_for_decl_location): Call it.
3105         * cfgexpand.c (expand_debug_expr): Call it.
3106
3107 2010-03-18  Jakub Jelinek  <jakub@redhat.com>
3108
3109         PR bootstrap/43399
3110         * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3111         mem_mode.
3112
3113         PR bootstrap/43403
3114         * var-tracking.c (vt_init_cfa_base): Do nothing if
3115         cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3116
3117 2010-03-18  Alexandre Oliva  <aoliva@redhat.com>
3118
3119         PR debug/42873
3120         * var-tracking.c (canonicalize_vars_star): New.
3121         (dataflow_post_merge_adjust): Use it.
3122
3123 2010-03-18  Jakub Jelinek  <jakub@redhat.com>
3124
3125         PR debug/43058
3126         * var-tracking.c (non_suitable_const): New function.
3127         (add_uses): For DEBUG_INSNs with constants, don't record any
3128         value, instead just the constant value itself.
3129         (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3130         is not VAR_LOC_UNKNOWN_P, set var to the constant.
3131         (emit_notes_in_bb): Likewise.
3132         (emit_note_insn_var_location): For onepart variables if
3133         cur_loc is a VOIDmode constant, use DECL_MODE.
3134
3135 2010-03-18  Martin Jambor  <mjambor@suse.cz>
3136
3137         PR middle-end/42450
3138         * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3139         * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3140         all non-clones.  Moved call redirection...
3141         (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3142         (cgraph_materialize_all_clones): Dispose of all
3143         combined_args_to_skip bitmaps.
3144         (verify_cgraph_node): Do not check for edges pointing to wrong
3145         nodes in inline clones.
3146         * tree-inline.c (copy_bb): Call
3147         cgraph_redirect_edge_call_stmt_to_callee.
3148         * ipa.c (cgraph_remove_unreachable_nodes): Call
3149         cgraph_node_remove_callees even when there are used clones.
3150
3151 2010-03-18  H.J. Lu  <hongjiu.lu@intel.com>
3152
3153         * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3154
3155 2010-03-18  H.J. Lu  <hongjiu.lu@intel.com>
3156
3157         PR target/43383
3158         * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3159         for 32bit.
3160
3161 2010-03-18  Michael Matz  <matz@suse.de>
3162
3163         PR middle-end/43419
3164         * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3165         into sqrt(x) if we need to preserve signed zeros.
3166
3167 2010-03-18  Steven Bosscher  <steven@gcc.gnu.org>
3168             Eric Botcazou  <ebotcazou@adacore.com>
3169
3170         PR rtl-optimization/43360
3171         * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3172         note if we don't know its invariant status.
3173
3174 2010-03-18  Michael Matz  <matz@suse.de>
3175
3176         PR tree-optimization/43402
3177         * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3178         PHI chains of ssa names registered for update.
3179
3180 2010-03-17  Peter Bergner  <bergner@vnet.ibm.com>
3181
3182         PR target/42427
3183         * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3184         non-offsettable and pre_modify update addressing.
3185         * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3186         and "2" alternatives "#".
3187         (*movdd_softfloat32): Make all alternatives "#";
3188         * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3189         (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3190         (*movdf_softfloat32): Make all alternatives "#";
3191         (movdi): Use the new DIFD mode iterator to create a common splitter
3192         for movdi, movdf and movdd patterns.
3193
3194 2010-03-18  Shujing Zhao  <pearly.zhao@oracle.com>
3195
3196         * common.opt (dumpdir): Remove redundant tab.
3197
3198 2010-03-17  Martin Jambor  <mjambor@suse.cz>
3199
3200         PR tree-optimization/43347
3201         * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3202         original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3203
3204 2010-03-17  Bernd Schmidt  <bernd.schmidt@analog.com>
3205
3206         PR rtl-optimization/42216
3207         * regrename.c (create_new_chain): New function, broken out from...
3208         (scan_rtx_reg): ... here.  Call it.  Handle the case where we are
3209         appending a use to an empty chain.
3210         (build_def_use): Remove previous changes that convert OP_INOUT to
3211         OP_OUT operands; instead detect the case where an OP_INOUT operand
3212         uses a previously untracked register and create an empty chain for it.
3213
3214 2010-03-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
3215
3216         * doc/extend.texi (Function Attributes): Rewrite unfinished
3217         sentence in ms_abi documentation.
3218
3219 2010-03-17  Alan Modra  <amodra@gmail.com>
3220
3221         * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3222         * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3223         (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3224         * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3225
3226 2010-03-16  Richard Henderson  <rth@redhat.com>
3227
3228         PR middle-end/43365
3229         * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3230         (lower_try_finally): Save and restore eh_seq around the expansion
3231         of the try-finally.
3232
3233 2010-03-16  Aldy Hernandez  <aldyh@redhat.com>
3234
3235         * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3236         statements before splitting block.
3237
3238 2010-03-16  Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3239
3240         * doc/sourcebuild.texi (Testsuites): Fix markup.
3241         Use pathnames relative to gcc/testsuite.
3242         (Test Directives): Move description of how timeout is determined.
3243         (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3244         (C Tests): Correct gcc.misc-tests directory.
3245         Framework tests now live in gcc.test-framework.
3246
3247 2010-03-16  Richard Guenther  <rguenther@suse.de>
3248
3249         PR middle-end/43379
3250         * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3251         operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3252
3253 2010-03-16  Aldy Hernandez  <aldyh@redhat.com>
3254             Alexandre Oliva  <aoliva@redhat.com>
3255
3256         PR tree-optimization/42917
3257         * lambda-code.c (remove_iv): Skip debug statements.
3258         (lambda_loopnest_to_gcc_loopnest): Likewise.
3259         (not_interesting_stmt): Debug statements are not interesting.
3260
3261 2010-03-16  Jakub Jelinek  <jakub@redhat.com>
3262
3263         PR debug/43051
3264         PR debug/43092
3265         * cselib.c (cselib_preserve_constants,
3266         cfa_base_preserved_val): New static variables.
3267         (preserve_only_constants): New function.
3268         (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3269         clear its REG_VALUES.  If cselib_preserve_constants, don't
3270         empty the whole hash table, but preserve there VALUEs with constants,
3271         cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3272         (cselib_preserve_cfa_base_value): New function.
3273         (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3274         (cselib_init): Change argument to int bitfield.  Set
3275         cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3276         is in it.
3277         (cselib_finish): Clear cselib_preserve_constants and
3278         cfa_base_preserved_val.
3279         * cselib.h (enum cselib_record_what): New enum.
3280         (cselib_init): Change argument to int.
3281         (cselib_preserve_cfa_base_value): New prototype.
3282         * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3283         * dse.c (dse_step1): Likewise.
3284         * cfgcleanup.c (thread_jump): Likewise.
3285         * sched-deps.c (sched_analyze): Likewise.
3286         * gcse.c (local_cprop_pass): Likewise.
3287         * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3288         If FN is non-NULL, call the callback always and whenever it returns
3289         non-NULL just return that.  Only do rtx_equal_p if FN is NULL.
3290         * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3291         * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3292         compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3293         * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3294         * var-tracking.c: Include recog.h.
3295         (bb_stack_adjust_offset): Remove.
3296         (vt_stack_adjustments): Don't call it, instead just gather the
3297         adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3298         (adjust_stack_reference): Remove.
3299         (compute_cfa_pointer): New function.
3300         (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3301         (struct adjust_mem_data): New type.
3302         (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3303         functions.
3304         (get_address_mode): New function.
3305         (replace_expr_with_values): Use it.
3306         (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3307         Use get_address_mode.  For cfa_base_rtx return MO_CLOBBER.
3308         (adjust_sets): Remove.
3309         (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3310         Use get_address_mode.
3311         (get_adjusted_src): Remove.
3312         (add_stores): Don't call it.  Never reuse expr SET.  Don't add extra
3313         MO_VAL_USE for cfa_base_rtx plus constant.  Use get_address_mode.
3314         (add_with_sets): Don't call adjust_sets.
3315         (fp_setter, vt_init_cfa_base): New functions.
3316         (vt_initialize): Change return type to bool.  Move most of pool etc.
3317         initialization to the beginning of the function from end.  Pass
3318         CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3319         If !frame_pointer_needed, call vt_stack_adjustment before mos
3320         vector is filled, call vt_init_cfa_base if argp/framep has been
3321         eliminated to sp.  If frame_pointer_needed and argp/framep has
3322         been eliminated to hard frame pointer, set
3323         hard_frame_pointer_adjustment and call vt_init_cfa_base after
3324         encountering fp setter in the prologue.  For MO_ADJUST, call
3325         log_op_type before pusing the op into mos vector, not afterwards.
3326         Call adjust_insn before cselib_process_insn/add_with_sets,
3327         call cancel_changes (0) afterwards.
3328         (variable_tracking_main_1): Adjust for vt_initialize calling
3329         vt_stack_adjustments and returning whether it succeeded or not.
3330
3331 2010-03-15  Aldy Hernandez  <aldyh@redhat.com>
3332
3333         * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3334         debug statements.
3335
3336 2010-03-15  Jakub Jelinek  <jakub@redhat.com>
3337
3338         * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3339         has been set.
3340         (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3341         drap_reg has not been set.
3342
3343 2010-03-15  Michael Matz  <matz@suse.de>
3344
3345         PR middle-end/43300
3346         * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3347         use it to expand block copies.
3348         (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3349         insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3350         (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3351
3352 2010-03-15  Richard Guenther  <rguenther@suse.de>
3353
3354         PR tree-optimization/43367
3355         * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3356         elimination check.
3357
3358 2010-03-15  Richard Guenther  <rguenther@suse.de>
3359
3360         PR tree-optimization/43317
3361         * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3362
3363 2010-03-15  Martin Jambor  <mjambor@suse.cz>
3364
3365         PR tree-optimization/43141
3366         * tree-sra.c (create_abstract_origin): New function.
3367         (modify_function): Call create_abstract_origin.
3368
3369 2010-03-15  Chris Demetriou  <cgd@google.com>
3370
3371         * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3372         wasn't copied.
3373
3374 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3375
3376         PR middle-end/43354
3377         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3378         call insert_out_of_ssa_copy for default definitions.
3379
3380 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3381
3382         * graphite-clast-to-gimple.c (my_long_long): Defined.
3383         (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3384         * graphite-sese-to-poly.c (my_long_long): Defined.
3385         (scop_ivs_can_be_represented): Use it.
3386
3387 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3388
3389         * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3390         graphite-max-bbs-per-function, and loop-block-tile-size.
3391         * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3392         with "maximum".
3393         (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3394
3395 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3396
3397         * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3398         forward declaration.
3399         * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3400         (add_upper_bounds_from_estimated_nit): New.
3401         (build_loop_iteration_domains): Use it.
3402
3403 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3404
3405         * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3406
3407 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3408
3409         PR middle-end/43306
3410         * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3411         should be an INTEGER_CST.  Also handle CASE_CONVERT.
3412
3413 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3414
3415         * graphite.c (graphite_initialize): To bound the number of bbs per
3416         function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3417         * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3418         * doc/invoke.texi: Document it.
3419
3420 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3421
3422         * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3423         * graphite-sese-to-poly.h (build_poly_scop): Same.
3424
3425 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3426
3427         * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3428         the number of parameters in the scop.  Use as an upper bound
3429         PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3430         * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3431         * doc/invoke.texi: Document it.
3432
3433 2010-03-13  Jerry Quinn  <jlquinn@optonline.net>
3434
3435         * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3436         * doc/c-tree.texi: Remove.
3437         * doc/generic.texi: Merge c-tree.texi here.
3438         * doc/gccint.texi (Trees): Remove menu entry.
3439         (c-tree.texi): Remove @include.
3440         * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3441         * doc/languages.texi (Reading RTL): Ditto.
3442
3443 2010-03-12  Steve Ellcey  <sje@cup.hp.com>
3444
3445</