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* lto-cgraph.c (lto_output_node): Do not output comdat groups
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2010-04-21  Jan Hubicka  <jh@suse.cz>
2
3         * lto-cgraph.c (lto_output_node): Do not output comdat groups
4         for boundary nodes.
5         (output_cgraph): Do not arrange comdat groups for boundary nodes.
6
7 2010-04-21  Jakub Jelinek  <jakub@redhat.com>
8
9         PR debug/40040
10         * dwarf2out.c (add_name_and_src_coords_attributes): Add
11         DW_AT_{,MIPS_}linkage_name even for Fortran decls.
12
13 2010-04-21  Jan Hubicka  <jh@suse.cz>
14
15         * ipa-prop.c (ipa_edge_removal_hook): Check for bounds.
16
17 2010-04-21  Jan Hubicka  <jh@suse.cz>
18
19         * varpool.c (decide_is_variable_needed): Variable is always needed
20         during ltrans.
21
22 2010-04-21  Jan Hubicka  <jh@suse.cz>
23
24         * opts.c (decode_options): Enable pure-const pass for whopr.
25
26 2010-04-21  Jan Hubicka  <jh@suse.cz>
27
28         * cgraph.c (dump_cgraph_node): Dump also assembler name.
29         * ipa-inline.c (cgraph_decide_inlining_of_small_functions): Do not ice
30         at WPA dumping.
31         (cgraph_decide_inlining): Do not expect callee to be removed in all
32         cases.
33
34 2010-04-21  Eric B. Weddington  <eric.weddington@atmel.com>
35
36         * config/avr/avr-devices.c (avr_mcu_types): Add missing comma.
37
38 2010-04-21  Uros Bizjak  <ubizjak@gmail.com>
39
40         * config/i386/i386.md (x86_shrd): Add athlon_decode and
41         amdfam10_decode attributes.
42
43 2010-04-21  Jakub Jelinek  <jakub@redhat.com>
44
45         PR middle-end/43570
46         * omp-low.c (scan_sharing_clauses): Don't scan_omp_op
47         OMP_CLAUSE_DECL for OMP_CLAUSE_COPYPRIVATE.
48         (lower_copyprivate_clauses): Use private var in outer
49         context instead of original var.  Make sure the types
50         are correct for VLAs.
51
52 2010-04-21  Richard Guenther  <rguenther@suse.de>
53
54         * tree-ssa-structalias.c (do_ds_constraint): Avoid escaping
55         to non-pointer objects.
56
57 2010-04-21  Jakub Jelinek  <jakub@redhat.com>
58
59         * dwarf2out.c (add_var_loc_to_decl): Add LABEL argument.  Drop
60         last chain entry if it starts with the still current label.
61         (add_location_or_const_value_attribute): Check that
62         loc_list->first->next is NULL instead of comparing ->first with
63         ->last.
64         (dwarf2out_var_location): Pass last_label resp. last_postcall_label
65         to add_var_loc_to_decl.
66
67         * dwarf2out.c (output_call_frame_info): For dw_cie_version
68         >= 4 add also address size and segment size fields into CIE
69         header.
70
71         * unwind-dw2.c (extract_cie_info): Handle CIE version 4, as
72         long as address size is the same as sizeof (void *) and
73         segment size is 0.
74         * unwind-dw2-fde.c (get_cie_encoding): Likewise.  If
75         address size or segment size is unexpected, return DW_EH_PE_omit.
76         (classify_object_over_fdes): If get_cie_encoding returned
77         DW_EH_PE_omit, return -1.
78         (init_object): If classify_object_over_fdes returned -1,
79         pretend there were no FDEs at all.
80
81 2010-04-21  Uros Bizjak  <ubizjak@gmail.com>
82
83         * config/i386/i386.md (bswap<mode>2): Macroize expander from
84         bswap{si,di}2 using SWI48 mode iterator.
85         (*bswap<mode>2_movbe): Macroize insn from *bswap{si,di}_movbe using
86         SWI48 mode iterator.  Set type attribute of bswap insn to bitmanip,
87         set modrm attribute of bswap insn to 0 and remove length attribute.
88         (*bswap<mode>2_1): Macroize insn from *bswap{si,di}_1 using SWI48 mode
89         iterator.  Set type attribute to bitmanip, set modrm attribute to 0,
90         set mode attribute to <MODE> and remove length attribute.
91
92 2010-04-20  James E. Wilson  <wilson@codesourcery.com>
93
94         PR rtl-optimization/43520
95         * ira-lives.c (ira_implicitly_set_insn_hard_regs): Exclude classes with
96         zero available registers.
97
98 2010-04-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
99
100         * builtins.c (fold_builtin_cproj): Fold more cases.
101
102 2010-04-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
103
104         * builtins.c (build_complex_cproj, fold_builtin_cproj): New.
105         (fold_builtin_1): Fold builtin cproj.
106         * builtins.def (BUILT_IN_CPROJ, BUILT_IN_CPROJF, BUILT_IN_CPROJL):
107         Use ATTR_CONST_NOTHROW_LIST.
108
109 2010-04-20  Uros Bizjak  <ubizjak@gmail.com>
110
111         * config/i386/i386.md (ffs<mode>2): Macroize expander from ffs_cmove
112         and ffsdi2 using SWI48 mode iterator.  Expand SImode insn through
113         ffsi2_no_cmove for !TARGET_CMOVE.
114         (ffssi2_no_cmove): Rename from *ffs_no_cmove.  Make public.
115         (ffssi2): Remove expander.
116         (*ffs<mode>_1): Macroize insn from *ffs{si,di} using SWI48
117         mode iterator.
118         (ctz<mode>2): Ditto from ctz{si,di}2.
119         (clz<mode>2): Macroize expander from ctz{hi,si,di}2 using SWI248
120         mode iterator.
121         (clz<mode>2_abm): Macroize insn from clz{hi,si,di}2_abm using SWI248
122         mode iterator.
123
124 2010-04-20  Jakub Jelinek  <jakub@redhat.com>
125
126         * dwarf2out.c (AT_linkage_name): Define.
127         (clone_as_declaration): Handle DW_AT_linkage_name.
128         (add_name_and_src_coords_attributes): Use AT_linkage_name instead
129         of DW_AT_MIPS_linkage_name.
130         (move_linkage_attr): Likewise.
131         (dwarf2out_finish): Likewise.
132
133 2010-04-20  Xinliang David Li  <davidxl@gcc.gnu.org>
134
135         PR middle-end/41952
136         * fold-const.c (fold_comparison): New folding rule.
137
138 2010-04-20  Anatoly Sokolov  <aesok@post.ru>
139
140         * double-int.h (double_int_setbit): Declare.
141         * double-int.c (double_int_setbit): New function.
142         * rtl.h (immed_double_int_const): Declare.
143         * emit-rtl.c (immed_double_int_const): New function.
144         * builtins.c (expand_builtin_signbit): Clean up, use double_int_*
145         and immed_double_int_const functions.
146         * optabs.c (expand_absneg_bit, expand_copysign_absneg,
147         expand_copysign_bit):  (Ditto.).
148         * simplify-rtx.c (simplify_binary_operation_1): (Ditto.).
149         * tree-ssa-address.c (addr_for_mem_ref): (Ditto.).
150         * dojump.c (prefer_and_bit_test): (Ditto.).
151         * expr.c (convert_modes, reduce_to_bit_field_precision,
152         const_vector_from_tree): (Ditto.).
153         * expmed.c (mask_rtx, lshift_value): (Ditto.).
154
155 2010-04-20  Jan Hubicka  <jh@suse.cz>
156
157         * cgraph.c (cgraph_remove_node): Kill bodies in other partitoin.
158         (dump_cgraph_node): Dump new flags.
159         * cgraph.h (struct cgraph_node): Add flags
160         reachable_from_other_partition and in_other_partition.
161         (cgraph_can_remove_if_no_direct_calls_p): Functions used by
162         other partition can not be removed.
163         * cgraphunit.c (cgraph_mark_functions_to_output): Functions used by
164         the other partition must be output; silence sanity checking on
165         leaking functions bodies from other paritition.
166         * lto-cgraph.c (reachable_from_other_partition_p): New function.
167         (lto_output_node): Output new flags; do not sanity check that inline
168         clones are output; drop lto_forced_extern_inline_p code; do not mock
169         visibility flags at partition boundaries.
170         (add_node_to): New function.
171         (output_cgraph): Use it to sort functions so masters appear before
172         clones.
173         (input_overwrite_node): Input new flags.
174         * passes.c (ipa_write_summaries): Do not call
175         lto_new_extern_inline_states.
176         * lto-section-out.c (forced_extern_inline, lto_new_extern_inline_states,
177         lto_delete_extern_inline_states, lto_force_functions_extern_inline,
178         lto_forced_extern_inline_p): Kill.
179         * lto-streamer.h (lto_new_extern_inline_states,
180         * lto_delete_extern_inline_states, lto_force_functions_extern_inline,
181         lto_forced_extern_inline_p): Kill.
182
183 2010-04-20  Richard Guenther  <rguenther@suse.de>
184
185         * tree-ssa-structalias.c (do_sd_constraint): Add edges only
186         from vars that can have pointers.
187         (process_constraint): Dump useless constraints.
188
189 2010-04-20  Richard Guenther  <rguenther@suse.de>
190
191         * tree-ssa-structalias.c (do_structure_copy): Properly handle DEREF.
192         (dump_sa_points_to_info): Remove asserts.
193         (init_base_vars): nothing_id isn't an escape point nor does it
194         have pointers.
195
196 2010-04-20  Jakub Jelinek  <jakub@redhat.com>
197
198         * tree.h (TYPE_REF_IS_RVALUE): Define.
199         * dwarf2out.c (attr_checksum_ordered, is_type_die, is_comdat_die,
200         should_move_die_to_comdat, prune_unused_types_walk): Handle
201         DW_TAG_rvalue_reference_type like DW_TAG_reference_type.
202         (modified_type_die, gen_reference_type_die): Emit
203         DW_TAG_rvalue_reference_type instead of DW_TAG_reference_type
204         if TYPE_REF_IS_RVALUE and -gdwarf-4.
205
206 2010-04-20  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
207
208         PR target/43635
209         * config/s390/s390.c (s390_emit_call): Turn direct into indirect
210         calls for -fpic -m31 if they have been sibcall optimized.
211
212 2010-04-19  James E. Wilson  <wilson@codesourcery.com>
213
214         * config/ia64/ia64.h (FIXED_REGISTERS, CALL_USED_REGISTERS): Make
215         ar.lc fixed and call-used.
216
217         * config/ia64/ia64.c (TARGET_INVALID_WITHIN_DOLOOP): Define.
218
219 2010-04-19  Jan Hubicka  <jh@suse.cz>
220
221         * opts.c (decode_options): Disable whpr incompatible passes.
222         * lto/lto.c (lto_1_to_1_map): Skip clones.
223         (read_cgraph_and_symbols): Do not mark everything as needed.
224         (do_whole_program_analysis): Do map only after optimizing;
225         set proper cgraph_state; use passmanager.
226
227 2010-04-19  DJ Delorie  <dj@redhat.com>
228
229         * cfgexpand.c (expand_debug_expr): Check for mismatched modes in
230         POINTER_PLUS_EXPR and fix them.
231
232 2010-04-19  Eric B. Weddington  <eric.weddington@atmel.com>
233
234         * config/avr/avr-devices.c (avr_mcu_types): Add support for new
235         devices atmega644pa, attiny2313a, attiny24a, attiny261a, attiny4313,
236         attiny44a, attiny861a, atmega16a, atmega168a, atmega164a, atmega165a,
237         atmega169a, atmega169pa, atmega16hva2, atmega324a, atmega324pa,
238         atmega325a, atmega3250a, atmega328, atmega329a, atmega329pa,
239         atmega3290a, atmega48a, atmega644a, atmega645a, atmega645p,
240         atmega6450a, atmega6450p, atmega649a, atmega649p, atmega6490a,
241         atmega6490p, atmega64hve, atmega88a, atmega88pa, attiny461a, attiny84a,
242         m3000. Remove support for devices atmega8m1, atmega8c1, atmega16c1,
243         atmega4hvd, atmega8hvd, attiny327, m3000f, m3000s, m3001b.
244         * config/avr/t-avr.c (MULTILIB_MATCHES): Same.
245
246 2010-04-19  Eric Botcazou  <ebotcazou@adacore.com>
247
248         * ifcvt.c (noce_try_cmove_arith): Fix long lines.
249         (check_cond_move_block): Likewise.
250         (cond_move_process_if_block): Likewise.
251         (noce_find_if_block): Improve formatting.
252         (find_if_header): Pass 0 to memset and tweak conditions.
253         (cond_exec_find_if_block): Fix long lines and tweak conditions.
254
255 2010-04-19  Jakub Jelinek  <jakub@redhat.com>
256
257         * dwarf2out.c (lower_bound_default): For DW_LANG_Python return 0
258         for -gdwarf-4.
259
260         PR middle-end/43337
261         * tree-nested.c (convert_nonlocal_omp_clauses): OMP_CLAUSE_PRIVATE
262         with non-local decl doesn't need chain.
263
264 2010-04-19  Vladimir Makarov  <vmakarov@redhat.com>
265
266         * ira-color.c (allocno_reload_assign): Avoid accumulating
267         reload registers in ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
268
269 2010-04-19  Martin Jambor  <mjambor@suse.cz>
270
271         * gimple.h (create_tmp_reg): Declare.
272         * gimplify.c (create_tmp_reg): New function.
273         (gimplify_return_expr): Use create_tmp_reg.
274         (gimplify_omp_atomic): Likewise.
275         (gimple_regimplify_operands): Likewise.
276         * tree-dfa.c (make_rename_temp): Likewise.
277         * tree-predcom.c (predcom_tmp_var): Likewise.
278         (reassociate_to_the_same_stmt): Likewise.
279         * tree-sra.c (replace_uses_with_default_def_ssa_name): Likewise.
280         (get_replaced_param_substitute): Likewise.
281         * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
282         * tree-ssa-phiopt.c (cond_store_replacement): Likewise.
283         * tree-ssa-pre.c (get_representative_for): Likewise.
284         (create_expression_by_pieces): Likewise.
285         * tree-tailcall.c (adjust_return_value_with_ops): Likewise.
286         (create_tailcall_accumulator): Likewise.
287
288 2010-04-19  Martin Jambor  <mjambor@suse.cz>
289
290         * cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Update
291         new_stmt.
292         (cgraph_materialize_all_clones): Assert !need_ssa_update_p.
293
294 2010-04-19  Richard Guenther  <rguenther@suse.de>
295
296         PR tree-optimization/43796
297         * tree-vrp.c (adjust_range_with_scev): Lookup init and step
298         from SCEV in the lattice.
299         (vrp_visit_phi_node): Dump change.
300
301 2010-04-19  Richard Guenther  <rguenther@suse.de>
302
303         * configure.ac: Fix quoting around elf_getshstrndx ABI check.
304         * configure: Re-generated.
305
306 2010-04-19  Richard Guenther  <rguenther@suse.de>
307
308         PR tree-optimization/43783
309         * tree-ssa-pre.c (create_component_ref_by_pieces_1): Drop
310         constant ARRAY_REF operands two and three if possible.
311
312 2010-04-19  Uros Bizjak  <ubizjak@gmail.com>
313
314         PR target/43766
315         * config/i386/i386.c (ix86_decompose_address): Handle ASHIFT addends.
316
317 2010-04-19  Jie Zhang  <jie@codesourcery.com>
318
319         PR target/43662
320         * reginfo.c (reinit_regs): Set caller_save_initialized_p to false.
321
322 2010-04-19 Ira Rosen <irar@il.ibm.com>
323
324         PR tree-optimization/37027
325         * tree-vectorizer.h (struct _loop_vec_info): Add new field reductions
326         and macro to access it.
327         (vectorizable_reduction): Add argument.
328         (vect_get_slp_defs): Likewise.
329         * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Collect reduction
330         statements for possible use in SLP.
331         (new_loop_vec_info): Initialize LOOP_VINFO_REDUCTIONS.
332         (destroy_loop_vec_info): Free LOOP_VINFO_REDUCTIONS.
333         (vect_create_epilog_for_reduction): Handle SLP. Modify documentation,
334         add new argument.
335         (vectorizable_reduction): Likewise.
336         * tree-vect-stmts.c (vect_get_vec_defs): Update call to
337         vect_get_slp_defs.
338         (vectorizable_type_demotion, vectorizable_type_promotion,
339         vectorizable_store): Likewise.
340         (vect_analyze_stmt): Update call to vectorizable_reduction.
341         (vect_transform_stmt): Likewise.
342         * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle reduction.
343         (vect_build_slp_tree): Fix indentation. Check that there are no loads
344         from different interleaving chains in same node.
345         (vect_slp_rearrange_stmts): New function.
346         (vect_supported_load_permutation_p): Allow load permutations for
347         reductions. Call vect_slp_rearrange_stmts() to rearrange statements
348         inside SLP nodes if necessary.
349         (vect_analyze_slp_instance): Handle reductions.
350         (vect_analyze_slp): Try to build SLP instances originating from groups
351         of reductions.
352         (vect_detect_hybrid_slp_stmts): Skip reduction statements.
353         (vect_get_constant_vectors): Create initial vectors for reductions
354         according to reduction code. Add new argument.
355         (vect_get_slp_defs): Add new argument, pass it to
356         vect_get_constant_vectors.
357         (vect_schedule_slp_instance): Remove SLP tree root statements.
358
359 2010-04-19  Jakub Jelinek  <jakub@redhat.com>
360
361         * tree.h (ENUM_IS_SCOPED): Define.
362         * dwarf2out.c (gen_enumeration_type_die): Add DW_AT_enum_class
363         for ENUM_IS_SCOPED enums.
364
365 2010-04-18  Eric Botcazou  <ebotcazou@adacore.com>
366
367         * fold-const.c (fold_comparison): Use ssizetype.
368         * gimple-fold.c (maybe_fold_offset_to_array_ref): Likewise.
369         * ipa-prop.c (ipa_modify_call_arguments): Use sizetype.
370         * tree-loop-distribution.c (build_size_arg_loc): Likewise.
371         * tree-object-size.c (compute_object_sizes): Use size_type_node.
372
373         * tree.h (initialize_sizetypes): Remove parameter.
374         (build_common_tree_nodes): Remove second parameter.
375         * stor-layout.c (initialize_sizetypes): Remove parameter.
376         Always create an unsigned type.
377         (set_sizetype): Assert that the passed type is unsigned and simplify.
378         * tree.c (build_common_tree_nodes): Remove second parameter.
379         Adjust call to initialize_sizetypes.
380         * c-decl.c (c_init_decl_processing): Remove second argument in call to
381         build_common_tree_nodes.
382
383 2010-04-18  Matthias Klose  <doko@ubuntu.com>
384
385         * gcc.c (main): Search for liblto_plugin.so with mode R_OK.
386
387 2010-04-18 Ira Rosen <irar@il.ibm.com>
388
389         PR tree-optimization/43771
390         * tree-vect-slp.c (vect_supported_load_permutation_p): Check that
391         load permutation doesn't have gaps.
392
393 2010-04-18  Jan Hubicka  <jh@suse.cz>
394
395         * i386.md (UNSPEC_SSE_PROLOGUE_SAVE_LOW): New.
396         (sse_prologue_save_insn expander): Use new pattern.
397         (sse_prologue_save_insn1): New pattern and splitter.
398         (sse_prologue_save_insn): Update to deal also with 64bit aligned
399         blocks.
400         * i386.c (setup_incoming_varargs_64): Do not compute jump
401         destination here.
402         (ix86_gimplify_va_arg): Update alignment needed.
403         (ix86_local_alignment): Do not align all local arrays to 128bit.
404
405 2010-04-17  Jan Hubicka  <jh@suse.cz>
406
407         * ipa-inline.c (cgraph_early_inlining): Handle flattening too.
408
409 2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
410
411         * arm.md (negdi2): Remove redundant code to force values into a
412         register.
413
414 2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
415
416         * arm/bpabi.S: Add EABI alignment attributes to objects.
417         * arm/bpabi-v6m.S: Likewise.
418         * arm/crti.asm: Likewise.
419         * arm/crtn.asm: Likewise.
420         * arm/lib1funcs.asm: Likewise.
421         * arm/libunwind.S: Likewise.
422
423 2010-04-17  Richard Earnshaw  <rearnsha@arm.com>
424
425         * arm-protos.h (tune_params): New structure.
426         * arm.c (current_tune): New variable.
427         (arm_constant_limit): Delete.
428         (struct processors): Add pointer to the tune parameters.
429         (arm_slowmul_tune): New tuning option.
430         (arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
431         (all_cores): Adjust to pick up the tuning model.
432         (arm_constant_limit): New function.
433         (arm_override_options): Select the appropriate tuning model.  Delete
434         initialization of arm_const_limit.
435         (arm_split_constant): Use the new constant-limit model.
436         (arm_rtx_costs): Pick up the current tuning model.
437         * arm.md (is_strongarm, is_xscale): Delete.
438         * arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
439         for Xscale variant architectures.
440         (mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
441
442 2010-04-17  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
443
444         * config/arm/arm.c (arm_gen_constant): Remove unused variable
445         can_shift.
446         (arm_rtx_costs_1): Remove unused variable extra_cost.
447         (arm_unwind_emit_set): Use variable offset.
448         (thumb1_output_casesi): Remove unused variable flags.
449
450 2010-04-16  Jeff Law  <law@redhat.com>
451
452         * ira-color.c (ira_reassign_pseudos): Collect and sort all the pseudos
453         needing assignment rather than doing a two-phase assignment.  Remove
454         unused variable 'm'.
455
456 2010-04-16  Jakub Jelinek  <jakub@redhat.com>
457
458         PR bootstrap/43767
459         * alias.c (memrefs_conflict_p): Don't crash if CSELIB_VAL_PTR is NULL.
460
461 2010-04-16  Doug Kwan  <dougkwan@google.com>
462
463         * tree-ssa-reassoc.c (struct operand_entry): Add new field ID.
464         (next_operand_entry_id): New static variable.
465         (sort_by_operand_rank): Stabilize qsort comparator by using unique IDs.
466         (add_to_ops_vec): Assigned unique ID to operand entry.
467         (struct oecount_s): New field ID.
468         (oecount_cmp): Stabilize qsort comparotor by using unique IDs.
469         (undistribute_ops_list): Assign unique IDs to oecounts.
470         (init_reassoc): reset next_operand_entry_id.
471
472 2010-04-16  Doug Kwan  <dougkwan@google.com>
473
474         * config/i386/i386.md (*jcc_bt<mode>): Fix build breakage by adding
475         missing left parenthesis.
476
477 2010-04-16  Uros Bizjak  <ubizjak@gmail.com>
478
479         * config/i386/i386.md (*bt<mode>): Macroize insn from *btsi and
480         *btdi_rex64 using SWI48 mode iterator.
481         (*jcc_bt<mode>): Ditto from *jcc_btsi and *jcc_btdi_rex64.
482         (*jcc_bt<mode>_mask): Ditto from *jcc_btsi_mask and
483         *jcc_btdi_mask_rex64.
484
485 2010-04-16  Anatoly Sokolov  <aesok@post.ru>
486
487         * double-int.h (tree_to_double_int): Convert to macro.
488         * double-int.c (tree_to_double_int): Remove.
489
490 2010-04-16  Jakub Jelinek  <jakub@redhat.com>
491
492         PR debug/43762
493         * dwarf2out.c (add_bound_info): Always call loc_list_from_tree
494         with want_address 2 and in case a single element list might be
495         possible, call it again with want_address 0.
496
497 2010-04-12  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
498
499         * config/h8300/h8300.c (print_operand) : Modify case 'V' and
500         case 'W' print operands for HI mode.
501         * config/h8300/h8300.h (Y0, Y2) : New constraints.
502         * config/h8300/h8300.md (bclrqi_msx, bclrhi_msx): New patterns
503         (bsetqi_msx, bsethi_msx, bnotqi_msx, bnothi_msx): Likewise.
504         * config/h8300/predicate.md (bit_register_indirect_operand): New.
505
506         * config/h8300/h8300.h (OK_FOR_U): Support 'U' constraint for H8300SX.
507
508         * config/h8300/h8300.md (movqi_h8sx, movhi_h8sx, movsi_h8sx,
509         cmphi_h8300hs_znvc, cmpsi, addhi3_h8sx) : Emit instructions in
510         #xx:3 and #xx:4 mode.
511
512         * config/h8300/h8300.md (inverted load with HImode dest): Add
513         support for H8300SX.
514
515         * config/h8300/predicate.md (bit_operand): Allow immediate values that
516         satisfy 'U' constraint.
517
518 2010-04-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
519
520         * configure.ac: Check for elf_getshdrstrndx or elf_getshstrndx flavor.
521         * configure: Regenerate.
522         * config.in: Regenerate.
523         * doc/install.texi (Prerequisites): Document that Solaris 2 libelf
524         works.
525
526 2010-04-16  Richard Guenther  <rguenther@suse.de>
527
528         * tree.h (struct tree_decl_minimal): Move pt_uid ...
529         (struct tree_decl_common): ... here.
530         (DECL_PT_UID): Adjust.
531         (SET_DECL_PT_UID): Likewise.
532         (DECL_PT_UID_SET_P): Likewise.
533
534 2010-04-16  Richard Guenther  <rguenther@suse.de>
535
536         PR tree-optimization/43572
537         * tree-ssa-alias.h (call_may_clobber_ref_p): Declare.
538         * tree-ssa-alias.c (call_may_clobber_ref_p): Export.
539         * tree-flow.h (is_call_clobbered): Remove.
540         * tree-flow-inline.h (is_call_clobbered): Likewise.
541         * tree-dfa.c (dump_variable): Do not dump call clobber state.
542         * tree-nrv.c (dest_safe_for_nrv_p): Use the alias oracle.
543         (execute_return_slot_opt): Adjust.
544         * tree-tailcall.c (suitable_for_tail_opt_p): Remove
545         check for call clobbered vars here.
546         (find_tail_calls): Move tailcall verification to the
547         proper place.
548
549 2010-04-16  Diego Novillo  <dnovillo@google.com>
550
551         * doc/invoke.texi: Explain how are unrecognized -Wno- warnings handled.
552
553 2010-04-16  Bernd Schmidt  <bernds@codesourcery.com>
554
555         PR target/40603
556         * config/arm/arm.md (cbranchqi4): New pattern.
557         * config/arm/predicates.md (const0_operand,
558         cbranchqi4_comparison_operator): New predicates.
559
560 2010-04-16  Richard Guenther  <rguenther@suse.de>
561
562         * gimple-pretty-print.c (dump_gimple_phi): Dump alias info.
563         (dump_gimple_stmt): Likewise.
564
565 2010-04-16  Bernd Schmidt  <bernds@codesourcery.com>
566
567         * recog.h (struct recog_data): New field is_operator.
568         (struct insn_operand_data): New field is_operator.
569         * recog.c (extract_insn): Set recog_data.is_operator.
570         * genoutput.c (output_operand_data): Emit code to set the
571         is_operator field.
572         * reload.c (find_reloads): Use it rather than testing for an
573         empty constraint string.
574
575         PR target/41514
576         * config/arm/arm.md (cbranchsi4_insn): Renamed from "*cbranchsi4_insn".
577         If the previous insn is a cbranchsi4_insn with the same arguments,
578         omit the compare instruction.
579
580         * config/arm/arm.md (addsi3_cbranch): If destination is a high
581         register, inputs must be low registers and we need a low register
582         scratch.  Handle alternative 2 like alternative 3.
583
584 2010-04-16  Jakub Jelinek  <jakub@redhat.com>
585
586         * alias.c (memrefs_conflict_p): If x and y are the same VALUE,
587         don't call get_addr on both.  If one expression is a VALUE and
588         the other a REG, check VALUE's locs if the REG isn't among them.
589
590 2010-04-16  Christian Bruel  <christian.bruel@st.com>
591
592         * config/sh/sh.h (sh_frame_pointer_required): New function.
593         * config/sh/sh.h (TARGET_FRAME_POINTER_REQUIRED): New macro.
594         (flag_omit_frame_pointer) Set.
595         (MASK_ACCUMULATE_OUTGOING_ARGS) Define and Set.
596         (rounded_frame_size): Adjust size with outgoing_args_size.
597         (sh_set_return_address): Must return from stack pointer.
598         * gcc/config/sh/sh.h (CAN_DEBUG_WITHOUT_FP): Define.
599         (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
600         (ACCUMULATE_OUTGOING_ARGS): Define.
601         * doc/invoke.texi (maccumulate-outgoing-args): Document for SH.
602         * gcc/config/sh/sh.opt: (maccumulate-outgoing-args): New option.
603
604 2010-04-15  Kaz Kojima  <kkojima@gcc.gnu.org>
605
606         PR target/43471
607         * config/sh/sh.c (sh_legitimize_reload_address): Use
608         MAYBE_BASE_REGISTER_RTX_P instead of BASE_REGISTER_RTX_P.
609         Remove a unneeded check for offset_base.
610
611 2010-04-15  H.J. Lu  <hongjiu.lu@intel.com>
612
613         * configure: Regenerated.
614
615 2010-04-15  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
616
617         * config/s390/s390.c (s390_call_save_register_used): Switch back
618         to HARD_REGNO_NREGS.
619
620 2010-04-15  Richard Guenther  <rguenther@suse.de>
621
622         * alias.c (alias_set_subset_of): Handle alias-set zero
623         child properly.
624
625 2010-04-15  Mark Shinwell  <shinwell@codesourcery.com>
626             Julian Brown  <julian@codesourcery.com>
627
628         * config/arm/thumb2.md (thumb2_movsi_insn): Split ldr and str
629         alternatives according to use of high and low regs.
630         * config/arm/vfp.md (thumb2_movsi_vfp): Likewise.
631         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Use high regs when
632         optimizing for size on Thumb-2.
633
634 2010-04-15  Thomas Schwinge  <tschwinge@gnu.org>
635
636         * config.gcc <i[34567]86-*-gnu*>: Handle softfp as for Linux.
637
638 2010-04-15  Richard Guenther  <rguenther@suse.de>
639
640         * tree-ssa-structalias.c (struct variable_info): Add
641         is_fn_info flag.
642         (new_var_info): Initialize it.
643         (dump_constraints): Support printing last added constraints.
644         (debug_constraints): Adjust.
645         (dump_constraint_graph): Likewise.
646         (make_heapvar_for): Check for NULL cfun.
647         (get_function_part_constraint): New function.
648         (get_fi_for_callee): Likewise.
649         (find_func_aliases): Properly implement IPA PTA constraints.
650         (process_ipa_clobber): New function.
651         (find_func_clobbers): Likewise.
652         (insert_into_field_list_sorted): Remove.
653         (create_function_info_for): Properly allocate vars for IPA mode.
654         Do not use insert_into_field_list_sorted.
655         (create_variable_info_for): Properly generate constraints for
656         global vars in IPA mode.
657         (dump_solution_for_var): Always dump the solution.
658         (set_uids_in_ptset): Initialize DECL_PT_UID if in ipa-mode.
659         (find_what_var_points_to): Adjust.
660         (pt_solution_set): Change.
661         (pt_solution_ior_into): New function.
662         (pt_solution_empty_p): Export.
663         (pt_solution_includes_global): Adjust.
664         (pt_solution_includes_1): Likewise.
665         (pt_solutions_intersect_1): Likewise.
666         (dump_sa_points_to_info): Check some invariants.
667         (solve_constraints): Move constraint dumping ...
668         (compute_points_to_sets): ... here.
669         (ipa_pta_execute): ... and here.
670         (compute_may_aliases): Do not re-compute points-to info
671         locally if IPA info is available.
672         (ipa_escaped_pt): New global var.
673         (ipa_pta_execute): Properly implement IPA PTA.
674         * tree-into-ssa.c (dump_decl_set): Support dumping
675         decls not in referenced-vars.
676         * tree-flow.h (struct gimple_df): Add ipa_pta flag.
677         * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Adjust.
678         (dump_points_to_solution): Likewise.
679         * tree-dfa.c (dump_variable): Also dump DECL_PT_UID.
680         * tree-inline.c (remap_ssa_name): Copy IPA points-to solution.
681         (remap_gimple_stmt): Reset call clobber/use information if necessary.
682         (copy_decl_to_var): Copy DECL_PT_UID.
683         (copy_result_decl_to_var): Likewise.
684         * tree.c (make_node_stat): Initialize DECL_PT_UID.
685         (copy_node_stat): Copy it.
686         * tree.h (DECL_PT_UID): New macro.
687         (SET_DECL_PT_UID): Likewise.
688         (DECL_PT_UID_SET_P): Likewise.
689         (struct tree_decl_minimal): Add pt_uid member.
690         * tree-ssa-alias.h (struct pt_solution): Add ipa_escaped flag.
691         (pt_solution_empty_p): Declare.
692         (pt_solution_set): Adjust.
693         (ipa_escaped_pt): Declare.
694         * cfgexpand.c (update_alias_info_with_stack_vars): Adjust.
695         * gimple-pretty-print.c (pp_points_to_solution): New function.
696         (dump_gimple_call): Dump call clobber/use information.
697         * tree-dump.c (dump_option_value_in): Add TDF_ALIAS entry.
698         * tree-pass.h (TDF_ALIAS): New dump option.
699         * tree-pretty-print.c (dump_decl_name): Dump DECL_PT_UID if asked to.
700         * doc/invoke.texi (-fipa-pta): Update documentation.
701
702 2010-04-15  Richard Guenther  <rguenther@suse.de>
703
704         * Makefile.in (OBJS-common): Add gimple-fold.o.
705         (gimple-fold.o): New rule.
706         * tree.h (maybe_fold_offset_to_reference,
707         maybe_fold_offset_to_address, maybe_fold_stmt_addition): Move
708         prototypes ...
709         * gimple.h: ... here.
710         * tree-flow.h (fold_stmt, fold_stmt_inplace, get_symbol_constant_value,
711         may_propagate_address_into_dereference): Move prototypes ...
712         * gimple.h: ... here.
713         * tree-ssa-ccp.c (get_symbol_constant_value,
714         may_propagate_address_into_dereference, maybe_fold_offset_to_array_ref,
715         maybe_fold_offset_to_component_ref, maybe_fold_offset_to_reference,
716         maybe_fold_offset_to_address, maybe_fold_stmt_indirect,
717         maybe_fold_stmt_addition, maybe_fold_reference, get_maxval_strlen,
718         ccp_fold_builtin, fold_gimple_assign, fold_gimple_cond,
719         fold_gimple_call, fold_stmt_1, fold_stmt, fold_stmt_inplace,
720         gimplify_and_update_call_from_tree): Move ...
721         * gimple-fold.c: ... here.  New file.
722         (ccp_fold_builtin): Rename to ...
723         (gimple_fold_builtin): ... this.
724         * tree-ssa-ccp.c (execute_fold_all_builtins): Adjust.
725
726 2010-04-15  Richard Guenther  <rguenther@suse.de>
727
728         * fold-const.c (LOWPART, HIGHPART, BASE, encode, decode,
729         fit_double_type, force_fit_type_double, add_double_with_sign,
730         neg_double, mul_double_with_sign, lshift_double, rshift_double,
731         lrotate_double, rrotate_double, div_and_round_double): Move ...
732         * double-int.c: ... here.
733         * tree.h (force_fit_type_double, fit_double_type, add_double_with_sign,
734         add_double, neg_double, mul_double_with_sign, mul_double,
735         lshift_double, rshift_double, lrotate_double, rrotate_double,
736         div_and_round_double): Move prototypes ...
737         * double-int.h: ... here.
738
739 2010-04-15  Bernd Schmidt  <bernds@codesourcery.com>
740
741         PR target/43742
742         * config/sh/sh.md (doloop_end_split, dect): Undo previous patch.  Use
743         matching constraints to ensure inputs match the output.
744
745 2010-04-15  Kaz Kojima  <kkojima@gcc.gnu.org>
746
747         PR target/43742
748         * config/sh/sh.md (doloop_end_split): Remove "+r" constraint
749         in an input-only operand.
750
751 2010-04-15  Anatoly Sokolov  <aesok@post.ru>
752
753         * double-int.h (HOST_BITS_PER_DOUBLE_INT): Define.
754         (double_int_not, double_int_lshift, double_int_rshift): Declare.
755         (double_int_negative_p): Convert to static inline function.
756         * double-int.c (double_int_lshift, double_int_lshift): Add new function.
757         (double_int_negative_p): Remove.
758         * tree.h (lshift_double, rshift_double):
759         * tree.c (build_low_bits_mask): Clean up, use double_int_* functions.
760         * fold-const.c (fold_convert_const_int_from_real,
761         fold_convert_const_int_from_fixed, div_if_zero_remainder): (Ditto.).
762         (lshift_double): Change type of arith argument to bool.
763         (rshift_double): Change type of arith argument to bool. Correct
764         comment.
765         * expmed.c (mask_rtx, lshift_value): (Ditto.).
766
767 2010-04-14  Bernd Schmidt  <bernds@codesourcery.com>
768
769         PR target/21803
770         * ifcvt.c (cond_exec_process_if_block): Look for identical sequences
771         at the start and end of the then/else blocks, and omit them from the
772         conversion.
773         * cfgcleanup.c (flow_find_cross_jump): No longer static.  Remove MODE
774         argument; all callers changed.  Pass zero to old_insns_match_p instead.
775         (flow_find_head_matching_sequence): New function.
776         (old_insns_match_p): Check REG_EH_REGION notes for calls.
777         * basic-block.h (flow_find_cross_jump,
778         flow_find_head_matching_sequence): Declare functions.
779
780 2010-04-14  Jason Merrill  <jason@redhat.com>
781
782         PR c++/36625
783         * c-common.c (attribute_takes_identifier_p): New fn.
784         * c-common.h: Declare it.
785
786 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
787
788         * config/i386/i386.md (*divmod<mode>4): Remove stray "&&" from
789         splitter condition.
790         (*udivmod<mode>4): Ditto.
791
792 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
793
794         * config/i386/i386.md (maxmin_int): Rename code attribute from
795         maxminiprefix and update all users.
796         (maxmin_float): Ditto from maxminfprefix.
797         (logic): Ditto from logicprefix.
798         (absneg_mnemonic): Ditto from absnegprefix.
799         * config/i386/mmx.md: Update all users of maxminiprefix,
800         maxminfprefix and logicprefix for rename.
801         * config/i386/sse.md: Ditto.
802         * config/i386/sync.md (sync_<code><mode>): Update for
803         logicprefix rename.
804
805 2010-04-14  Manuel López-Ibáñez  <manu@gcc.gnu.org>
806
807         PR 42966
808         * diagnostics.c (diagnostic_report_diagnostic): Mark specially
809         warnings converted to errors.
810
811 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
812
813         * config/alpha/alpha.c (alpha_adjust_cost): Remove set but not
814         used insn_type variable.
815         (function_value): Add ATTRIBUTE_UNUSED to dummy variable declaration
816         to avoid set-but-not-used warning.
817
818 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
819
820         * df-core.c (df_ref_debug): Change format string placeholder
821         from 0x%x to %#x.
822         * dwarf2asm.c (dw2_asm_output_data_raw,
823         dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_uleb128,
824         dw2_asm_output_data_sleb128_raw, dw2_asm_output_data_sleb128): Ditto.
825         * dwarf2out.c (output_cfi, output_cfi_directive,
826         dwarf2out_do_cfi_startproc, output_loc_sequence_raw,
827         output_cfa_loc_raw, output_die, output_ranges, output_file_names):
828         Ditto.
829         * genattrtab.c (write_test_expr, write_attr_valueq): Ditto.
830         * print-rtl.c (print_rtx): Ditto.
831
832 2010-04-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
833
834         PR middle-end/42694
835         * builtins.c (expand_builtin_pow_root): New function to expand pow
836         calls with exponents 0.25, 0.50, 0.75, 1./3., and 1./6. into a
837         series of sqrt and cbrt calls under -ffast-math.
838         (expand_builtin_pow): Call it.
839
840 2010-04-14  Michael Matz  <matz@suse.de>
841
842         PR tree-optimization/42963
843         * tree-cfg.c (touched_switch_bbs): New static variable.
844         (group_case_labels_stmt): New function broken out from ...
845         (group_case_labels): ... here, use the above.
846         (start_recording_case_labels): Allocate touched_switch_bbs.
847         (end_recording_case_labels): Deallocate it, call
848         group_case_labels_stmt.
849         (gimple_redirect_edge_and_branch): Remember index of affected BB.
850
851 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
852
853         * config/i386/i386.md (*popcountsi2_cmp_zext): Remove mode attribute
854         from insn template.
855
856 2010-04-14  Uros Bizjak  <ubizjak@gmail.com>
857
858         * config/i386/i386.md (*ashlqi3_1_slp): New insn pattern.
859
860 2010-04-13  Jan Hubicka  <jh@suse.cz>
861
862         * ipa-inline.c (cgraph_mark_inline_edge): Avoid double accounting
863         of optimized out static functions.
864         (cgraph_edge_badness): Add DUMP parameter and dump reasons for the
865         cost computation.  Also sanity check for overflows.
866         (update_caller_keys): Update cgraph_edge_badness call; properly
867         update fibheap and sanity check that it is up to date.
868         (add_new_edges_to_heap): Update cgraph_edge_badness.
869         (cgraph_decide_inlining_of_small_function): Likewise;
870         add sanity checking that badness in heap is up to date;
871         improve dumping of reason; Update badness of calls to the
872         offline copy of function currently inlined; dump badness
873         of functions not inlined because of unit growth limits.
874
875 2010-04-13  Eric Botcazou  <ebotcazou@adacore.com>
876
877         PR middle-end/32628
878         * c-common.c (pointer_int_sum): Disregard overflow that occured only
879         because of sign-extension change when converting to sizetype here...
880         * fold-const.c (fold_convert_const_int_from_int): ...and not here.
881
882         * fold-const.c (fold_binary_op_with_conditional_arg): Do not restrict
883         the folding to constants.  Remove redundant final conversion.
884         (fold_binary) <associate>: Do not associate if the re-association of
885         constants alone overflows.
886         (fold_binary) <FLOOR_MOD_EXPR>: Move transformation into BIT_AND_EXPR
887         to the end of the list.
888         (multiple_of_p) <COND_EXPR>: New case.
889
890 2010-04-13  Manuel López-Ibáñez  <manu@gcc.gnu.org>
891
892         * opt-functions.awk (opt_sanitized_name): New.
893         (opt_enum): New.
894         * optc-gen.awk: Use it
895         * opth-gen.awk: Use it.
896
897 2010-04-13  Martin Jambor  <mjambor@suse.cz>
898
899         * tree-sra.c (replace_uses_with_default_def_ssa_name): New function.
900         (sra_modify_assign): Delete stmts loading dead data even if racc has no
901         children.  Call replace_uses_with_default_def_ssa_name to handle
902         SSA_NAES on lhs.
903
904 2010-04-13  Michael Matz  <matz@suse.de>
905
906         PR middle-end/43730
907         * builtins.c (expand_builtin_interclass_mathfn): Also create
908         a register if the predicate doesn't match.
909
910 2010-04-13  Diego Novillo  <dnovillo@google.com>
911
912         * Makefile.in (c-pch.o, ggc-common.o): Depend on timevar.h.
913         * c-pch.c: Include timevar.h.
914         (c_common_write_pch): Use TV_PCH_SAVE and TV_PCH_CPP_SAVE timers.
915         (c_common_read_pch): Use TV_PCH_RESTORE and TV_PCH_CPP_RESTORE timers.
916         * ggc-common.c: Include timevar.h.
917         (gt_pch_save): Use TV_PCH_PTR_REALLOC and TV_PCH_PTR_SORT timers.
918         * timevar.def (TV_PCH_SAVE): Define.
919         (TV_PCH_CPP_SAVE): Define.
920         (TV_PCH_PTR_REALLOC): Define.
921         (TV_PCH_PTR_SORT): Define.
922         (TV_PCH_RESTORE): Define.
923         (TV_PCH_CPP_RESTORE): Define.
924
925 2010-04-13  Michael Matz  <matz@suse.de>
926
927         * tree-ssa-reassoc.c (repropagate_negates): Merge negates also
928         into MINUS_EXPRs.
929         (can_reassociate_p): New function.
930         (break_up_subtract_bb, reassociate_bb): Use it.
931
932 2010-04-13  Richard Guenther  <rguenther@suse.de>
933
934         PR bootstrap/43737
935         * builtins.c (c_readstr): Fix assert.
936
937 2010-04-13  Uros Bizjak  <ubizjak@gmail.com>
938
939         * config/i386/i386.md (extendsidi2 splitter): Also check for DX_REG
940         when generating cltd insn.
941
942         (*ashl<mode>3_1): Remove special handling for register operand 2.
943         (*ashlsi3_1_zext): Ditto.
944         (*ashlhi3_1): Ditto.
945         (*ashlhi3_1_lea): Ditto.
946         (*ashlqi3_1): Ditto.
947         (*ashlqi3_1_lea): Ditto.
948         (*<shiftrt_insn><mode>3_1): Ditto.
949         (*<shiftrt_insn>si3_1_zext): Ditto.
950         (*<shiftrt_insn>qi3_1_slp): Ditto.
951         (*<rotate_insn><mode>3_1): Ditto.
952         (*<rotate_insn>si3_1_zext): Ditto.
953         (*<rotate_insn>qi3_1_slp): Ditto.
954
955 2010-04-13  Richard Guenther  <rguenther@suse.de>
956
957         * tree-ssa-structalias.c (callused_id): Remove.
958         (call_stmt_vars): New.
959         (get_call_vi): Likewise.
960         (lookup_call_use_vi): Likewise.
961         (lookup_call_clobber_vi): Likewise.
962         (get_call_use_vi): Likewise.
963         (get_call_clobber_vi): Likewise.
964         (make_transitive_closure_constraints): Likewise.
965         (handle_const_call): Adjust to do per-call call-used handling.
966         (handle_pure_call): Likewise.
967         (find_what_var_points_to): Remove general callused handling.
968         (init_base_vars): Likewise.
969         (init_alias_vars): Initialize call_stmt_vars.
970         (compute_points_to_sets): Process call-used and call-clobbered
971         vars for call statements.
972         (delete_points_to_sets): Free call_stmt_vars.
973
974 2010-04-13  Richard Guenther  <rguenther@suse.de>
975
976         * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
977         Only add RW dependence for dependence distance zero.
978         Adjust maximal vectorization factor according to dependences.
979         Move alignment handling ...
980         (vect_find_same_alignment_drs): ... here.  New function.
981         (vect_analyze_data_ref_dependences): Adjust.
982         (vect_analyze_data_refs_alignment): Call vect_find_same_alignment_drs.
983         (vect_analyze_data_refs): Adjust minimal vectorization factor
984         according to data references.
985         * tree-vect-loop.c (vect_analyze_loop): Analyze data-ref
986         dependences before determining the vectorization factor.
987         Analyze alignment after determining the vectorization factor.
988         * tree-vect-slp.c ((vect_slp_analyze_bb): Analyze data-ref
989         dependences before alignment.
990         * tree-vectorizer.h (vect_analyze_data_ref_dependences):
991         Adjust prototype.
992         (vect_analyze_data_refs): Likewise.
993         (MAX_VECTORIZATION_FACTOR): New define.
994
995 2010-04-13  Duncan Sands  <baldrick@free.fr>
996
997         * except.h (lang_eh_type_covers): Remove.
998         * except.c (lang_eh_type_covers): Likewise.
999
1000 2010-04-13  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1001             Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
1002
1003         * gcc/config/s390/s390.md: Replace TARGET_64BIT with TARGET_ZARCH.
1004         * gcc/config/s390/s390.c: Replace UNTIS_PER_WORD with
1005         UNITS_PER_LONG where it is ABI relevant.
1006         (s390_return_addr_rtx): Likewise.
1007         (s390_back_chain_rtx): Likewise.
1008         (s390_frame_area): Likewise.
1009         (s390_frame_info): Likewise.
1010         (s390_initial_elimination_offset): Likewise.
1011         (save_gprs): Likewise.
1012         (s390_emit_prologue): Likewise.
1013         (s390_emit_epilogue): Likewise.
1014         (s390_function_arg_advance): Likewise.
1015         (s390_function_arg): Likewise.
1016         (s390_va_start): Likewise.
1017         (s390_gimplify_va_arg): Likewise.
1018         (s390_function_profiler): Likewise.
1019         (s390_optimize_prologue): Likewise.
1020         (s390_rtx_costs): Likewise.
1021         (s390_secondary_reload): Likewise.
1022         (s390_promote_function_mode): Likewise.
1023         (s390_hard_regno_mode_ok): Replace TARGET_64BIT with TARGET_ZARCH.
1024         (s390_scalar_mode_supported_p): Disallow TImode if no 64 bit
1025         registers available.
1026         (s390_unwind_word_mode): New function.
1027         (s390_function_value): Split 64 bit values into register pair if
1028         used as return value.
1029         (s390_call_saved_register_used): Don't use HARD_REGNO_NREGS for
1030         function call parameters.  Handle parallels.
1031         (TARGET_SCALAR_MODE_SUPPORTED_P): New macro.
1032         (HARD_REGNO_CALL_PART_CLOBBERED): New macro.
1033         (DWARF_CIE_DATA_ALIGNMENT): New macro.
1034         (s390_expand_setmem): Remove unused variable src_addr.
1035         * gcc/longlong.h: Make smul_ppmm and sdiv_qrnnd inline asms to
1036         deal with 64 bit registers.
1037         * gcc/config/s390/s390.h: Define __zarch__ predefined macro.
1038         Replace UNITS_PER_WORD with UNITS_PER_LONG where it is ABI relevant.
1039         (UNITS_PER_LONG): New macro.
1040         * libjava/include/s390-signal.h: Define extended ucontext
1041         structure containing the upper halfs of the 64 bit registers.
1042
1043 2010-04-13  Simon Baldwin  <simonb@google.com>
1044
1045         * cfgexpand.c (gimple_expand_cfg): Clarify warning message text.
1046
1047 2010-04-13  Eric Botcazou  <ebotcazou@adacore.com>
1048
1049         * gimple.c (walk_gimple_op) <GIMPLE_ASSIGN>: Do not request a pure
1050         rvalue on the RHS if the LHS is of a non-renamable type.
1051         * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Fold result.
1052
1053 2010-04-13  Matthias Klose  <doko@ubuntu.com>
1054
1055         * gcc.c (cc1_options): Handle -iplugindir before processing
1056         the cc1 spec. Only add -iplugindir once.
1057         (cpp_unique_options): Add -iplugindir option if -fplugin* options
1058         found.
1059         * common.opt (iplugindir): Remove `Separate' property, initialize.
1060         * plugin.c (default_plugin_dir_name): Error with missing -iplugindir
1061         option.
1062         * Makefile.in (check-%, check-parallel-%): Create plugin dir.
1063         (distclean): Remove plugin dir.
1064         * doc/invoke.texi: Document -iplugindir.
1065
1066 2010-04-13  Basile Starynkevitch  <basile@starynkevitch.net>
1067
1068         * doc/plugins.texi (Loading Plugins): Document short
1069         -fplugin=foo option.
1070         (Plugin API): Mention default_plugin_dir_name function.
1071
1072         * gcc.c (find_file_spec_function): Add new declaration.
1073         (static_spec_func): Use it for "find-file".
1074         (find_file_spec_function): Add new function.
1075         (cc1_options): Add -iplugindir option if -fplugin* options found.
1076
1077         * gcc-plugin.h (default_plugin_dir_name): Added new declaration.
1078
1079         * plugin.c (add_new_plugin): Updated comment, and handle short
1080         plugin name.
1081         (default_plugin_dir_name): Added new function.
1082
1083         * common.opt (iplugindir): New option to set the plugin directory.
1084
1085 2010-04-12  Uros Bizjak  <ubizjak@gmail.com>
1086
1087         * config/i386/i386.md (any_rotate): New code iterator.
1088         (rotate_insn): New code attribute.
1089         (rotate): Ditto.
1090         (SWIM124): New mode iterator.
1091         (<rotate_insn>ti3): New expander.
1092         (<rotate_insn>di3): Macroize expander from {rotl,rotr}di3 using
1093         any_rotate code iterator.
1094         (<rotate_insn><mode>3) Macroize expander from {rotl,rotr}{qi,hi,si}3
1095         using any_rotate code iterator and SWIM124 mode iterator.
1096         (ix86_rotlti3): New insn_and_split pattern.
1097         (ix86_rotrti3): Ditto.
1098         (ix86_rotl<dwi>3_doubleword): Macroize insn_and_split pattern from
1099         ix86_rotl{di,ti}3 patterns.
1100         (ix86_rotr<dwi>3_doubleword): Ditto from ix86_rotr{di,ti}3 patterns.
1101         (*<rotate_insn><mode>3_1): Merge with *{rotl,rotr}{qi,hi,si}3_1_one_bit
1102         and *{rotl,rotr}di3_1_one_bit_rex64. Macroize insn from
1103         *{rotl,rotr}{qi,hi,si}3_1 and *{rotl,rotr}di3_1_rex64 using any_rotate
1104         code iterator and SWI mode iterator.
1105         (*<rotate_insn>si3_1_zext): Merge with *{rotl,rotr}si3_1_one_bit_zext.
1106         Macroize insn from {rotl,rotr}si3_1_zext using any_rotate
1107         code iterator.
1108         (*<rotate_insn>qi3_1_slp): Merge with *{rotl,rotr}qi3_1_one_bit_slp.
1109         Macroize insn from {rotl,rotr}qi3_1_slp using any_rotate code iterator.
1110         (bswap rotatert splitter): Add splitter.
1111         (bswap splitter): Macroize splitter using any_rotate code iterator.
1112         Add insn predicate to split only for TARGET_USE_XCHGB or when
1113         optimizing function for size.
1114
1115 2010-04-12  Steve Ellcey  <sje@cup.hp.com>
1116
1117         * config/pa/pa.c (emit_move_sequence): Remove use of
1118         deleted variable flag_argument_noalias.
1119
1120 2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1121
1122         * config.gcc: Removed *-*-solaris2.7* from list of obsolete
1123         configurations.
1124         Add to unsupported targets list.
1125         * configure.ac (gcc_cv_as_tls): Removed i[34567]86-*-solaris2.[567]*,
1126         sparc*-sun-solaris2.[567]* from target lists.
1127         * configure: Regenerate.
1128         * doc/install.texi (Specific, *-*-solaris2*): Document Solaris 7
1129         removal.
1130         Remove Solaris 7 patch references.
1131         (Specific, sparc-sun-solaris2.7): Removed.
1132         (sparc-sun-solaris2*): Update Solaris 7 example.
1133         (sparc64-*-solaris2*): Likewise.
1134
1135 2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1136
1137         * config.build (alpha*-dec-osf4*): Remove.
1138         * config.gcc: Remove alpha*-dec-osf4*, alpha-dec-osf5.0* from list
1139         of obsolete configurations.
1140         (alpha*-dec-osf[45]*): Remove alpha*-dec-osf4*, alpha-dec-osf5.0*
1141         support.
1142         * config/alpha/t-osf4: Renamed to ...
1143         * config/alpha/t-osf5: ... this.
1144         * config/alpha/osf.h: Renamed to ...
1145         * config/alpha/osf5.h: ... this.
1146         Merged old osf5.h contents.
1147         Update comments.
1148         (ASM_SPEC): Use ASM_OLDAS_SPEC directly.
1149         (EXTRA_SPECS): Removed.
1150         * doc/install.texi (Specific, alpha*-dec-osf5.1): Renamed to
1151         reflect removal of Tru64 UNIX V4.0/V5.0 support.
1152         Document that.
1153
1154 2010-04-12  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1155
1156         * doc/contrib.texi (Contributors, Rainer Orth): Update.
1157
1158 2010-04-12  Kai Tietz  <kai.tietz@onevision.com>
1159
1160         PR/43702
1161         * config/i386/i386.c (x86_this_parameter): Handle aggregate for
1162         __thiscall convention.
1163
1164 2010-04-12  Steve Ellcey  <sje@cup.hp.com>
1165
1166         * config/pa/pa.c (hppa_legitimize_address): Remove unused variable
1167         orig_base.
1168         * config/pa/pa.md (call, call_value): Remove unused variable call_insn.
1169
1170 2010-04-12  Steve Ellcey  <sje@cup.hp.com>
1171
1172         * function.c (assign_parms_initialize_all): Add unused attribute
1173         to fntype.
1174
1175 2010-04-12  Richard Guenther  <rguenther@suse.de>
1176
1177         * gsstruct.def (GSS_CALL): New.
1178         * gimple.def (GIMPLE_CALL): Change to GSS_CALL.
1179         * gimple.h: Include tree-ssa-alias.h.
1180         (struct gimple_statement_call): New.
1181         (union gimple_statement_struct_d): Add gimple_call member.
1182         (gimple_call_reset_alias_info): Declare.
1183         (gimple_call_use_set): New function.
1184         (gimple_call_clobber_set): Likewise.
1185         * Makefile.in (GIMPLE_H): Add tree-ssa-alias.h.
1186         * gimple.c (gimple_call_reset_alias_info): New function.
1187         (gimple_build_call_1): Call it.
1188         * lto-streamer-in.c (input_gimple_stmt): Likewise.
1189         * tree-inline.c (remap_gimple_stmt): Likewise.
1190         (expand_call_inline): Remove callused handling.
1191         * cfgexpand.c (update_alias_info_with_stack_vars): Likewise.
1192         * tree-dfa.c (dump_variable): Likewise.
1193         * tree-parloops.c (parallelize_loops): Likewise.
1194         * tree-ssa.c (init_tree_ssa): Likewise.
1195         (delete_tree_ssa): Likewise.
1196         * tree-flow-inline.h (is_call_used): Remove.
1197         * tree-flow.h (struct gimple_df): Remove callused member.
1198         * tree-nrv.c (dest_safe_for_nrv_p): Adjust predicate.
1199         * tree-ssa-alias.c (dump_alias_info): Remove callused handling.
1200         (ref_maybe_used_by_call_p_1): Simplify.
1201         (call_may_clobber_ref_p_1): Likewise.
1202         * tree-ssa-structalias.c (compute_points_to_sets): Set
1203         the call stmt used and clobbered sets.
1204         * tree-tailcall.c (suitable_for_tail_opt_p): Adjust predicate.
1205         (find_tail_calls): Verify the tail call.
1206
1207 2010-04-12  Richard Guenther  <rguenther@suse.de>
1208
1209         * ipa.c (cgraph_postorder): Adjust postorder to guarantee
1210         single-iteration always-inline inlining.
1211         * ipa-inline.c (cgraph_mark_inline): Do not return anything.
1212         (cgraph_decide_inlining): Do not handle always-inline specially.
1213         (try_inline): Remove always-inline cycle detection special case.
1214         Do not recurse on always-inlines.
1215         (cgraph_early_inlining): Do not iterate if not optimizing.
1216         (cgraph_gate_early_inlining): remove.
1217         (pass_early_inline): Run unconditionally.
1218         (gate_cgraph_decide_inlining): New function.
1219         (pass_ipa_inline): Use it.  Do not run the IPA inliner if
1220         not inlining or optimizing.
1221         (cgraph_decide_inlining_of_small_functions): Also consider
1222         always-inline functions.
1223         (cgraph_default_inline_p): Return true for nodes which should
1224         disregard inline limits.
1225         (estimate_function_body_sizes): Assume zero size and time for
1226         nodes which are marked as disregarding inline limits.
1227         (cgraph_decide_recursive_inlining): Do not perform recursive
1228         inlining on always-inline nodes.
1229
1230 2010-04-12  Jakub Jelinek  <jakub@redhat.com>
1231
1232         PR bootstrap/43699
1233         * c-typeck.c (c_process_expr_stmt): Call mark_exp_read even
1234         for exprs satisfying handled_component_p.
1235
1236 2010-04-12  Eric Botcazou  <ebotcazou@adacore.com>
1237
1238         * expr.c (categorize_ctor_elements_1): Properly count sub-elements of
1239         non-constant aggregate elements.
1240
1241         * gimplify.c (gimplify_init_constructor): Do not pre-evaluate if this
1242         is a real initialization.
1243
1244 2010-04-12  Shujing Zhao  <pearly.zhao@oracle.com>
1245
1246         PR c/36774
1247         * c-decl.c (start_function): Move forward check for nested function.
1248
1249 2010-04-11  Kaz Kojima  <kkojima@gcc.gnu.org>
1250
1251         * config/sh/sh-protos.h (sh_legitimize_reload_address): Declare.
1252         * config/sh/sh.c: Include reload.h.
1253         (sh_legitimize_reload_address): New.
1254         * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Use
1255         sh_legitimize_reload_address.
1256
1257 2010-04-11  Kaushik Phatak  <kaushik.phatak@kpitcummins.com>
1258
1259         * config/sh/sh.md (*movqi_pop): New insn pattern.
1260         * config/sh/predicates.md (sh_no_delay_pop_operand): New predicate.
1261
1262 2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
1263
1264         * config/i386/i386.md (any_shiftrt): New code iterator.
1265         (shiftrt_insn): New code attribute.
1266         (shiftrt): Ditto.
1267         (<shiftrt_insn><mode>3): Macroize expander from {ashr,lshr}<mode>3
1268         using any_shiftrt code iterator.
1269         (*<shiftrt_insn><mode>3_doubleword): Macroize insn_and_split from
1270         *{ashr,lshr}<mode>3_doubleword using any_shiftrt code iterator.
1271         (*<shiftrt_insn><mode>3_doubleword peephole2): Macroize peephole2
1272         pattern from corresponding peephole2 patterns.
1273         (*<shiftrt_insn><mode>3_1): Macroize insn from *{ashr,lshr}<mode>3_1
1274         using any_shiftrt code iterator.
1275         (*<shiftrt_insn>si3_1_zext): Ditto from *{ashr,lshr}si3_1_zext.
1276         (*<shiftrt_insn>qi3_1_slp): Ditto from *{ashr,lshr}qi3_1_slp.
1277         (*<shiftrt_insn><mode>3_cmp): Ditto from *{ashr,lshr}<mode>3_cmp.
1278         (*<shiftrt_insn><mode>3_cmp_zext): Ditto from
1279         *{ashr,lshr}<mode>3_cmp_zext.
1280         (*<shiftrt_insn><mode>3_cconly): Ditto from *{ashr,lshr}<mode>3_cconly.
1281
1282 2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
1283
1284         * config/i386/i386.md (*ashr<mode>3_cconly): Fix wrong mode of
1285         scratch register.
1286         (*lshr<mode>3_cconly): Ditto.
1287
1288 2010-04-11  Uros Bizjak  <ubizjak@gmail.com>
1289
1290         * config/i386/i386.md (lshr<mode>3): Macroize expander from
1291         lshr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1292         (*lshr<mode>3_doubleword): New insn_and_split_pattern.  Macroize
1293         pattern from *lshr{di,ti}3_1 and corresponding splitters using
1294         DWI mode iterator.
1295         (*lshr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1296         from corresponding peephole2 patterns.
1297         (*lshr<mode>3_1): Merge with *lshr{qi,hi,si}3_1_one_bit and
1298         *lshrdi3_1_one_bit_rex64. Macroize insn from *lshr{qi,hi,si}3_1
1299         and *lshrdi3_1_rex64 using SWI mode iterator.
1300         (*lshrsi3_1_zext): Merge with *lshrsi3_1_one_bit_zext.
1301         (*lshrqi3_1_slp): Merge with *lshrqi3_1_one_bit_slp.
1302         (*lshr<mode>3_cmp): Merge with *lshr{qi,hi,si}3_one_bit_cmp and
1303         *lshrdi3_one_bit_cmp_rex64. Macroize insn from *lshr{qi,hi,si}3_cmp
1304         and *lshrdi3_cmp_rex64 using SWI mode iterator.
1305         (*lshrsi3_cmp_zext): Merge with *lshrsi3_cmp_one_bit_zext.
1306         (*lshr<mode>3_cconly): Merge with *lshr{qi,hi,si}3_one_bit_cconly and
1307         *lshrdi3_one_bit_cconly_rex64. Macroize insn from
1308         *lshr{qi,hi,si}3_cconly and *lshrdi3_cconly_rex64 using
1309         SWI mode iterator.
1310
1311 2010-04-10  Uros Bizjak  <ubizjak@gmail.com>
1312
1313         * config/i386/i386.md (ashr<mode>3): Macroize expander from
1314         ashr{qi,hi,si,di,ti}3_1 using SDWIM mode iterator.
1315         (*ashr<mode>3_doubleword): New insn_and_split_pattern.  Macroize
1316         pattern from *ashr{di,ti}3_1 and corresponding splitters using
1317         DWI mode iterator.
1318         (*ashr<mode>3_doubleword peephole2): Macroize peephole2 pattern
1319         from corresponding peephole2 patterns.
1320         (ashrdi3_cvt): Rename from ashrdi3_63_rex64.
1321         (ashrsi3_cvt): Rename from ashrsi3_31.
1322         (*ashrsi3_cvt_zext): Rename from *ashrsi3_31_zext.
1323         (x86_shift<mode>_adj_3): Macroize expander from x86_shift_adj_3
1324         and x86_64_shift_adj_3 using SWI48 mode iterator.
1325         (*ashr<mode>3_1): Merge with *ashr{qi,hi,si}3_1_one_bit and
1326         *ashrdi3_1_one_bit_rex64. Macroize insn from *ashr{qi,hi,si}3_1
1327         and *ashrdi3_1_rex64 using SWI mode iterator.
1328         (*ashrsi3_1_zext): Merge with *ashrsi3_1_one_bit_zext.
1329         (*ashrqi3_1_slp): Merge with *ashrqi3_1_one_bit_slp.
1330         (*ashr<mode>3_cmp): Merge with *ashr{qi,hi,si}3_one_bit_cmp and
1331         *ashrdi3_one_bit_cmp_rex64. Macroize insn from *ashr{qi,hi,si}3_cmp
1332         and *ashrdi3_cmp_rex64 using SWI mode iterator.
1333         (*ashrsi3_cmp_zext): Merge with *ashrsi3_cmp_one_bit_zext.
1334         (*ashr<mode>3_cconly): Merge with *ashr{qi,hi,si}3_one_bit_cconly and
1335         *ashrdi3_one_bit_cconly_rex64. Macroize insn from
1336         *ashr{qi,hi,si}3_cconly and *ashrdi3_cconly_rex64 using
1337         SWI mode iterator.
1338         (sign_extend splitters): Update for renamed ashr{di,si}3_cvt patterns.
1339         * config/i386/i386.c (ix86_split_ashr): Update for renamed
1340         x86_shift<mode>_adj_3 expanders.
1341
1342 2010-04-10  Wei Guozhi  <carrot@google.com>
1343
1344         PR target/42601
1345         * config/arm/arm.c (arm_pic_static_addr): New function.
1346         (legitimize_pic_address): Call arm_pic_static_addr when it detects
1347         a static symbol.
1348         (arm_output_addr_const_extra): Output expression for new pattern.
1349         * config/arm/arm.md (UNSPEC_SYMBOL_OFFSET): New unspec symbol.
1350
1351 2010-04-10  Bernd Schmidt  <bernds@codesourcery.com>
1352
1353         * ira-costs.c (record_reg_classes): Ignore alternatives that are
1354         not enabled.
1355
1356         * Makefile.in (web.o): Depend on insn-config.h and $(RECOG_H).
1357         * web.c: Include "insn-config.h" and "recog.h".
1358         (union_match_dups): New function.
1359         (web_main): Call it.
1360         (union_defs): Don't try to recognize match_dups.
1361
1362         * reload1.c (eliminate_regs_in_insn): Don't restore an operand
1363         if doing so would replace the entire pattern.
1364
1365 2010-04-09  Uros Bizjak  <ubizjak@gmail.com>
1366
1367         PR target/43707
1368         PR target/43709
1369         * config/i386/i386.md (*ashl<mode>3_doubleword): Split to insn
1370         and splitter pattern.  Change splitter operand 1 predicate to
1371         nonmemory_operand.
1372
1373 2010-04-09  Martin Jambor  <mjambor@suse.cz>
1374
1375         * ipa-cp.c (ipcp_lats_are_equal): Return true also if the two
1376         lattices are addresses of CONST_DECLs with the same initial value.
1377         (ipcp_print_all_lattices): Print values of CONST_DECLs.
1378         * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1379
1380 2010-04-09  Eric Botcazou  <ebotcazou@adacore.com>
1381             Bernd Schmidt  <bernds@codesourcery.com>
1382
1383         * loop-invariant.c (replace_uses): New static function.
1384         (move_invariant_reg): Use it to ensure we can replace the uses.
1385
1386 2010-04-09  Hariharan Sandanagobalane  <hariharan@picochip.com>
1387
1388         * config/picochip/picochip.c (picochip_rtx_costs): Use correct
1389         function template.
1390         (picochip_override_options): Enable section anchors only above -O1.
1391         (picochip_reorg): Fixed a couple of build warnings.
1392
1393 2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1394
1395         * configure.ac (plugin -rdynamic test): Log result.
1396         * configure: Regenerate.
1397         * config/sol2.h (LINK_SPEC): Handle -rdynamic.
1398         (RDYNAMIC_SPEC): Define.
1399         * config/sol2-gld.h (RDYNAMIC_SPEC): Redefine.
1400
1401 2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1402
1403         * configure.ac: Determine Sun ld version numbers.
1404         (comdat_group): Restrict GNU ld version checks to gld.
1405         (comdat_group, *-*-solaris2.1[1-9]*): Enable for Sun ld > 1.1688.
1406         (enable_comdat): Support --enable-comdat.
1407         * configure: Regenerate.
1408         * doc/install.texi (Configuration): Document --enable-comdat.
1409
1410 2010-04-09  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1411
1412         * config/sparc/sol2-gld.h: Remove SPARC reference.  Rename ...
1413         * config/sol2-gld.h: ... here.
1414         * config.gcc (sparc*-*-solaris2*): Reflect this.
1415         (i[34567]86-*-solaris2*): Use it.
1416
1417 2010-04-09  Steve Ellcey  <sje@cup.hp.com>
1418
1419         * config/ia64/ia64.c (ia64_dfa_new_cycle): Remove unused variable
1420         setup_clocks_p.
1421         (final_emit_insn_group_barriers): Remove unused variable prev_insn.
1422
1423 2010-04-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
1424
1425         PR 42965
1426         * diagnostic.c (diagnostic_initialize): Initialize
1427         some_warnings_are_errors.
1428         (diagnostic_finish): New.
1429         (diagnostic_action_after_output): Call it before exiting.
1430         (diagnostic_report_diagnostic): Do not print message here. Set
1431         some_warnings_are_errors.
1432         * diagnostic.h (diagnostic_context): Delete
1433         issue_warnings_are_errors_message. Add some_warnings_are_errors.
1434         (diagnostic_finish): Declare.
1435         * toplev.c (toplev_main): Call it before exit.
1436
1437 2010-04-09  Jason Merrill  <jason@redhat.com>
1438
1439         PR c++/42623
1440         * c-common.c (c_sizeof_or_alignof_type): Return error_mark_node
1441         for incomplete type.
1442
1443         PR c++/41788
1444         * stor-layout.c (finalize_record_size): Don't change TYPE_PACKED
1445         based on a warning flag.
1446
1447 2010-04-09  Richard Guenther  <rguenther@suse.de>
1448
1449         * tree-pretty-print.c (dump_generic_node): Dump TYPE_VECTOR_SUBPARTS.
1450
1451 2010-04-09  Iain Sandoe  <iains@gcc.gnu.org>
1452
1453         PR bootstrap/43684
1454         * varasm.c (default_assemble_visibility): Wrap vars that are
1455         set, but unused, by targets without GAS.
1456         * config/rs6000/rs6000.c: (paired_emit_vector_compare):
1457         Remove set, but unused, vars.
1458         (rs6000_legitimize_tls_address): Likewise.
1459         (altivec_expand_dst_builtin): Likewise.
1460         * config/darwin.c (machopic_classify_symbol): Likewise.
1461         (machopic_indirection_name): Likewise.
1462
1463 2010-04-09  Uros Bizjak  <ubizjak@gmail.com>
1464
1465         * config/i386/i386.md (DWI): New mode iterator.
1466         (S): New mode attribute.
1467         (shift_operand): Ditto.
1468         (shift_immediate_operand): Ditto.
1469         (ashl_input_operand): Ditto.
1470         (ashl<mode>3): Macroize expander from ashl{qi,hi,si,di,ti}3_1
1471         using SDWIM mode iterator.
1472         (*ashl<mode>3_doubleword): New insn_and_split_pattern.  Macroize
1473         pattern from *ashl{di,ti}3_1 and corresponding splitters using
1474         DWI mode iterator.
1475         (*ashl<mode>3_doubleword peephole2): Macroize peephole2 pattern
1476         from corresponding peephole2 patterns.
1477         (x86_shift<mode>_adj_1): Macroize expander from x86_shift_adj_1
1478         and x86_64_shift_adj_1 using SWI48 mode iterator.
1479         (x86_shift<mode>_adj_2): Ditto.
1480         (*ashldi3_1_rex64): Split TYPE_LEA pattern.
1481         (*ashl<mode>3_1): Macroize insn from *ashlsi3_1 and *ashldi3_1_rex64
1482         using SWI48 mode iterator.
1483         (*ashl<mode>3_cmp): Macroize insn from *ashl{qi,hi,si}3_cmp and
1484         *ashldi3_cmp_rex64 using SWI mode iterator.
1485         (*ashl<mode>3_cconly): Macroize insn from *ashl{qi,hi,si}3_cconly and
1486         *ashldi3_cconly_rex64 using SWI mode iterator.
1487         * config/i386/i386.c (ix86_split_ashl): Update for renamed
1488         x86_shift<mode>_adj_{1,2}.
1489         (ix86_split_ashr): Ditto.
1490         (ix86_split_lshr): Ditto.
1491
1492 2010-04-09  Richard Guenther  <rguenther@suse.de>
1493
1494         * target.h (builtin_conversion): Pass in input and output types.
1495         * targhooks.c (default_builtin_vectorized_conversion): Adjust.
1496         * targhooks.h (default_builtin_vectorized_conversion): Likewise.
1497         * tree-vect-stmts.c (vectorizable_conversion): Adjust.
1498         * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): Adjust.
1499
1500         * config/i386/i386.c (ix86_vectorize_builtin_conversion): Adjust.
1501         Handle AVX modes.
1502         * config/rs6000/rs6000.c (rs6000_builtin_conversion): Adjust.
1503
1504 2010-04-09  Richard Guenther  <rguenther@suse.de>
1505
1506         PR target/43152
1507         * config/i386/sse.md (vcond<mode>): Handle AVX modes as well.
1508
1509 2010-04-09  Richard Guenther  <rguenther@suse.de>
1510
1511         * tree-vectorizer.h (struct _stmt_vec_info): Document
1512         that vectype is the type of the LHS.
1513         (supportable_widening_operation, supportable_narrowing_operation):
1514         Get both input and output vector types as arguments.
1515         (vect_is_simple_use_1): Declare.
1516         (get_same_sized_vectype): Likewise.
1517         * tree-vect-loop.c (vect_determine_vectorization_factor):
1518         Set STMT_VINFO_VECTYPE to the vector type of the def.
1519         (vectorizable_reduction): Adjust.
1520         * tree-vect-patterns.c (vect_recog_widen_mult_pattern):
1521         Adjust.  Specify the output vector type.
1522         (vect_pattern_recog_1): Adjust.
1523         * tree-vect-stmts.c (get_same_sized_vectype): New function.
1524         (vectorizable_call): Adjust.
1525         (vectorizable_conversion): Likewise.
1526         (vectorizable_operation): Likewise.
1527         (vectorizable_type_demotion): Likewise.
1528         (vectorizable_type_promotion): Likewise.
1529         (vect_analyze_stmt): Set STMT_VINFO_VECTYPE to the vector type of
1530         the def.
1531         (vect_is_simple_use_1): New function.
1532         (supportable_widening_operation): Get both input and output
1533         vector types.
1534         (supportable_narrowing_operation): Likewise.
1535         * tree-vect-slp.c (vect_schedule_slp_instance): Adjust.
1536
1537 2010-04-09  Kai Tietz  <kai.tietz@onevision.com>
1538
1539         * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Add
1540         __thiscall and _thiscall as predefined macros.
1541         * config/i386/i386.c (ix86_handle_cconv_attribute): Add
1542         thiscall attribute handling.
1543         (ix86_comp_type_attributes): Likewise.
1544         (ix86_function_regparm): Likewise.
1545         (ix86_return_pops_args): Likewise.
1546         (init_cumulative_args): Likewise.
1547         (find_drap_reg): Likewise.
1548         (ix86_static_chain): Likewise.
1549         (x86_this_parameter): Likewise.
1550         (x86_output_mi_thunk): Likewise.
1551         (ix86_attribute_table): Add description for thiscall attribute.
1552         * config/i386/i386.h (ix86_args): Adjust comment for member fastcall.
1553         * doc/extend.texi: Add documentation for thiscall.
1554
1555 2010-04-09  Manuel López-Ibáñez  <manu@gcc.gnu.org>
1556
1557         PR c++/28584
1558         * c.opt (Wint-to-pointer-cast): Available in C++.
1559         * doc/invoke.texi (Wint-to-pointer-cast): Available in C++.
1560
1561 2010-04-08  Eric Botcazou  <ebotcazou@adacore.com>
1562
1563         * tree.h (TREE_ADDRESSABLE): Document its effect for function types.
1564         * calls.c (expand_call): Pass the function type to aggregate_value_p.
1565         * function.c (aggregate_value_p): Do not honor DECL_BY_REFERENCE on
1566         the target function of a CALL_EXPR.  Honor TREE_ADDRESSABLE on the
1567         function type instead.  Reorder and simplify checks.
1568
1569         * gimplify.c (gimplify_modify_expr_rhs) <WITH_SIZE_EXPR>: New case.
1570
1571 2010-04-08  Jing Yu  <jingyu@google.com>
1572             Zdenek Dvorak  <ook@ucw.cz>
1573
1574         PR tree-optimization/42720
1575         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Move one-time
1576         loop unswitch conditions here from ...
1577         (tree_unswitch_single_loop): ... here.
1578
1579 2010-04-08  Sebastian Pop  <sebastian.pop@amd.com>
1580
1581         * tree-if-conv.c: Fix comments and simplify logic.
1582
1583 2010-04-08  Sebastian Pop  <sebastian.pop@amd.com>
1584
1585         * tree-if-conv.c (if_convertible_loop_p): Remove unused parameter.
1586         (tree_if_conversion): Same.  Update call to if_convertible_loop_p.
1587         (main_tree_if_conversion): Update call to tree_if_conversion.
1588
1589 2010-04-08  Manuel López-Ibáñez  <manu@gcc.gnu.org>
1590
1591         PR 42485
1592         * doc/invoke.texi (-b,-V): Delete.
1593         * doc/tm.texi: Do not mention -b.
1594         * gcc.c (display_help): Delete -b and -V.
1595         (process_command): Delete -b and -V.
1596         * gcc.h (DEFAULT_SWITCH_TAKES_ARG): Delete -b and -V.
1597
1598 2010-04-08  Christian Borntraeger  <borntraeger@de.ibm.com>
1599             Wolfgang Gellerich  <gellerich@de.ibm.com>
1600
1601         Implement target hook for loop unrolling
1602         * target.h (loop_unroll_adjust): Add a new target hook function.
1603         * target-def.h (TARGET_LOOP_UNROLL_ADJUST): Likewise.
1604         * doc/tm.texi (TARGET_LOOP_UNROLL_ADJUST): Document it.
1605         * config/s390/s390.c (TARGET_LOOP_UNROLL_ADJUST): Define it.
1606         (s390_loop_unroll_adjust): Implement the new target hook for s390.
1607         * loop-unroll.c (decide_unroll_runtime_iterations): Call loop unroll
1608         target hook.
1609         (decide_unroll_stupid): Likewise.
1610
1611 2010-04-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1612
1613         PR target/43643
1614         * config/i386/gmon-sol2.c [__x86_64__]: Properly restore %rcx.
1615
1616 2010-04-08  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1617
1618         * doc/install.texi (Specific, i?86-*-solaris2.10): Fix grammar.
1619         (Specific, *-*-solaris2*): Likewise.
1620         Don't prefer Sun as over GNU as.
1621
1622 2010-04-08  Wolfgang Gellerich  <gellerich@de.ibm.com>
1623
1624         * config/s390/s390.c (override_options): Adjust the z10
1625           defaults for max-unroll-times, max-completely-peeled-insns
1626           and max-completely-peel-times.
1627
1628 2010-04-08  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
1629
1630         * config/s390/s390.c (s390_expand_movmem): Issue prefetch
1631         instructions for z10.
1632         (s390_expand_setmem): Likewise.
1633         (s390_expand_cmpmem): Likewise.
1634
1635 2010-04-08  Richard Guenther  <rguenther@suse.de>
1636
1637         PR tree-optimization/43679
1638         * tree-ssa-pre.c (eliminate): Only propagate copies.
1639
1640 2010-04-08  Jakub Jelinek  <jakub@redhat.com>
1641
1642         PR bootstrap/43681
1643         * expr.c (block_move_libcall_safe_for_call_parm): Avoid
1644         set but not used variable warning.
1645
1646 2010-04-08  Wei Guozhi  <carrot@google.com>
1647
1648         PR target/41653
1649         * config/arm/arm.c (thumb1_size_rtx_costs): New function.
1650         (arm_size_rtx_costs): Call the new function when optimized for size.
1651
1652 2010-04-08  Jakub Jelinek  <jakub@redhat.com>
1653
1654         PR debug/43670
1655         * cfgexpand.c (expand_debug_expr): If for non-NULL offset
1656         op0 is not a MEM, just return NULL instead of assertion
1657         failure.
1658         (discover_nonconstant_array_refs): Don't walk debug stmts.
1659
1660 2010-04-08  Doug Kwan  <dougkwan@google.com>
1661
1662         * configure.ac: Recognize gold and do not use its version number
1663         to test ld features.
1664         * configure: Regenerate.
1665
1666 2010-04-08  Maxim Kuvyrkov  <maxim@codesourcery.com>
1667
1668         PR middle-end/40815
1669         * tree-ssa-reassoc.c (broken_up_substracts): Rename to plus_negates.
1670         (negate_value): Move code to push elements to broken_up_substracts ...
1671         (eliminate_plus_minus_pair): ... here.  Push operands that have no
1672         negative pair to plus_negates.
1673         (repropagate_negates, init_reassoc, fini_reassoc): Update.
1674
1675 2010-04-07  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
1676
1677         * doc/install.texi (Configuration): Move description of
1678         --enable-lto, --with-libelf*, --enable-gold from Java section to
1679         general section.
1680
1681         * doc/generic.texi (Working with declarations)
1682         (Function Properties, C and C++ Trees): Fix typos.
1683         * doc/sourcebuild.texi (Top Level): Likewise.
1684
1685 2010-04-07  Jakub Jelinek  <jakub@redhat.com>
1686
1687         PR c/18624
1688         * tree.h (DECL_READ_P): Define.
1689         (struct tree_decl_common): Add decl_read_flag.
1690         * c-decl.c (pop_scope): If TREE_USED but !DECL_READ_P, issue
1691         a set but not used warning.
1692         (merge_decls): Merge DECL_READ_P flag.
1693         (finish_decl, build_compound_literal): Set DECL_READ_P flag.
1694         (finish_function): Issue -Wunused-but-set-parameter diagnostics.
1695         * c-common.c (handle_used_attribute, handle_unused_attribute):
1696         Likewise.
1697         * c-tree.h (default_function_array_read_conversion, mark_exp_read):
1698         New prototypes.
1699         * c-typeck.c (default_function_array_read_conversion, mark_exp_read):
1700         New functions.
1701         (default_conversion, c_process_expr_stmt): Call mark_exp_read.
1702         * c-parser.c (c_parser_initializer, c_parser_expr_no_commas,
1703         c_parser_binary_expression, c_parser_cast_expression,
1704         c_parser_expr_list, c_parser_omp_atomic, c_parser_omp_for_loop):
1705         Call default_function_array_read_conversion instead of
1706         default_function_array_conversion where needed.
1707         (c_parser_unary_expression, c_parser_conditional_expression,
1708         c_parser_postfix_expression_after_primary, c_parser_initelt):
1709         Likewise.  Call mark_exp_read where needed.
1710         (c_parser_statement_after_labels, c_parser_asm_operands,
1711         c_parser_typeof_specifier, c_parser_sizeof_expression,
1712         c_parser_alignof_expression, c_parser_initval): Call mark_exp_read
1713         where needed.
1714         * common.opt (Wunused-but-set-variable, Wunused-but-set-parameter):
1715         New.
1716         * toplev.c (warn_unused_but_set_variable): Default to warn_unused.
1717         (warn_unused_but_set_parameter): Default to warn_unused
1718         && extra_warnings.
1719         * doc/invoke.texi: Document -Wunused-but-set-variable and
1720         -Wunused-but-set-parameter.
1721
1722         * tree-ssa-pre.c (my_rev_post_order_compute): Remove set but not
1723         used count variable.
1724         * genemit.c (gen_expand, gen_split): Avoid set but not used warnings
1725         when operandN variables aren't used in the body of the expander
1726         or splitter.
1727         * tree-outof-ssa.c (FOR_EACH_ELIM_GRAPH_SUCC,
1728         FOR_EACH_ELIM_GRAPH_PRED): Avoid set but not used warnings.
1729         * tree-ssa-operands.h (FOR_EACH_SSA_TREE_OPERAND): Likewise.
1730         * tree-flow.h (FOR_EACH_IMM_USE_FAST, FOR_EACH_IMM_USE_STMT,
1731         FOR_EACH_IMM_USE_ON_STMT): Likewise.
1732         * tree.h (FOR_EACH_CONSTRUCTOR_ELT): Likewise.
1733         * tree.c (PROCESS_ARG): Likewise.
1734
1735 2010-04-07  Simon Baldwin  <simonb@google.com>
1736
1737         * diagnostic.h (diagnostic_override_option_index): New macro to
1738         set a diagnostic's option_index.
1739         * c-tree.h (c_cpp_error): Add warning reason argument.
1740         * opts.c (_warning_as_error_callback): New.
1741         (register_warning_as_error_callback): Store callback for
1742         warnings enabled via enable_warning_as_error.
1743         (enable_warning_as_error): Call callback, minor code tidy.
1744         * opts.h (register_warning_as_error_callback): Declare.
1745         * c-opts.c (warning_as_error_callback): New, set cpp_opts flag in
1746         response to -Werror=.
1747         (c_common_init_options): Register warning_as_error_callback in opts.c.
1748         * common.opt: Add -Wno-cpp option.
1749         * c-common.c (struct reason_option_codes_t): Map cpp warning
1750         reason codes to gcc option indexes.
1751         * (c_option_controlling_cpp_error): New function, lookup the gcc
1752         option index for a cpp warning reason code.
1753         * (c_cpp_error): Add warning reason argument, call
1754         c_option_controlling_cpp_error for diagnostic_override_option_index.
1755         * doc/invoke.texi: Document -Wno-cpp.
1756
1757 2010-04-07  Richard Guenther  <rguenther@suse.de>
1758
1759         * ipa-reference.c (mark_load): Use get_base_address.
1760         (mark_store): Likewise.
1761
1762         * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Avoid
1763         inserting GIMPLE_NOPs into the IL.
1764         * tree-ssa-structalias.c (get_constraint_for_component_ref):
1765         Explicitly strip handled components and indirect references.
1766
1767         * fold-const.c (fold_unary_loc): Do not strip qualifiers when
1768         folding address expressions.
1769         * gimple.c (gimple_ior_addresses_taken_1): Use get_base_address.
1770         * tree-ssa-alias.c (decl_refs_may_alias_p): Do not use
1771         operand_equal_p to compare decls.
1772         (ptr_deref_may_alias_decl_p): Likewise.
1773         * tree-ssa-operands.c (get_asm_expr_operands): Simplify
1774         * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond):
1775         Handle reversed comparison ops.
1776         * tree-sra.c (asm_visit_addr): Use get_base_address.
1777         * ipa-prop.c (visit_store_addr_for_mod_analysis): Use get_base_address.
1778         * ipa-reference.c (mark_address): Use get_base_address.
1779
1780 2010-04-07  Richard Guenther  <rguenther@suse.de>
1781
1782         * tree-ssa-forwprop.c (forward_propagate_addr_expr):
1783         Propagate constants everywhere.
1784
1785 2010-04-07  Jakub Jelinek  <jakub@redhat.com>
1786
1787         PR debug/43516
1788         * tree.c (MAX_INT_CACHED_PREC): Define.
1789         (nonstandard_integer_type_cache): New array.
1790         (build_nonstandard_integer_type): Cache results for precision
1791         <= MAX_INT_CACHED_PREC.
1792
1793 2010-04-07  Richard Guenther  <rguenther@suse.de>
1794
1795         * doc/invoke.texi (-fargument-alias, -fargument-noalias,
1796         -fargument-noalias-global, -fargument-noalias-anything): Remove.
1797         * common.opt: Likewise.
1798         * tree-ssa-structalias.c (intra_create_variable_infos): Adjust comment.
1799         * alias.c (base_alias_check): Remove flag_argument_noalias handling.
1800         (nonoverlapping_memrefs_p): Likewise.
1801         * emit-rtl.c (set_mem_attributes_minus_bitpos): Likewise.
1802         * opts.c (common_handle_option): Handle OPT_fargument_alias,
1803         OPT_fargument_noalias, OPT_fargument_noalias_anything and
1804         OPT_fargument_noalias_global for backward compatibility.
1805
1806 2010-04-07  Richard Guenther  <rguenther@suse.de>
1807
1808         PR tree-optimization/43270
1809         * tree-vrp.c (check_array_ref): Fix flexible array member detection.
1810         * tree-ssa-sccvn.h (fully_constant_vn_reference_p): Declare.
1811         * tree-ssa-pre.c (phi_translate_1): Adjust.
1812         (fully_constant_expression): Split out vn_reference handling to ...
1813         * tree-ssa-sccvn.c (fully_constant_vn_reference_p): ... here.
1814         Fold reads from constant strings.
1815         (vn_reference_lookup): Handle fully constant references.
1816         (vn_reference_lookup_pieces): Likewise.
1817         * Makefile.in (expmed.o-warn): Add -Wno-error.
1818
1819 2010-04-07  Martin Jambor  <mjambor@suse.cz>
1820
1821         * tree-sra.c (find_param_candidates): Allow scalar va_list types.
1822
1823 2010-04-07  Iain Sandoe  <iains@gcc.gnu.org>
1824
1825         PR driver/41594
1826         * gcc.c: Add -static-libstdc++ to list of recognized options.
1827
1828 2010-04-07  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
1829
1830         * config.gcc (i[34567]86-*-solaris2*): Default with_tune_32 to generic.
1831
1832 2010-04-07  Richard Guenther  <rguenther@suse.de>
1833
1834         PR middle-end/42617
1835         * expr.c (expand_expr_real_1): For TARGET_MEM_REFs with pointer
1836         bases build simple mem attributes to retain points-to information.
1837
1838 2010-04-07  Richard Guenther  <rguenther@suse.de>
1839
1840         PR middle-end/42617
1841         * alias.c (ao_ref_from_mem): Without MEM_OFFSET or MEM_SIZE
1842         preserve points-to related information.
1843
1844 2010-04-07  Richard Guenther  <rguenther@suse.de>
1845
1846         PR middle-end/42617
1847         * emit-rtl.c (set_mem_attributes_minus_bitpos): Do not
1848         discard plain indirect references.
1849         * fold-const.c (operand_equal_p): Guard against NULL_TREE type.
1850         * tree.c (tree_nop_conversion): Likewise.
1851
1852 2010-04-07  Dodji Seketeli  <dodji@redhat.com>
1853
1854         PR debug/43628
1855         * dwarf2out.c (modified_type_die): Ignore artificial typedefs.
1856
1857 2010-04-06  Kai Tietz  <kai.tietz@onevision.com>
1858
1859         * config/i386/i386.c (ix86_handle_cconv_attribute): Ignore
1860         calling convention attributes on METHOD_TYPEs for w64 ABI, too.
1861
1862 2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
1863
1864         * tree-if-conv.c: Fix indentation and comments.
1865
1866 2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
1867
1868         * tree-if-conv.c: Sort static functions in topological order.
1869
1870 2010-04-07  Sebastian Pop  <sebastian.pop@amd.com>
1871
1872         * tree-if-conv.c: Fix indentation and comments.
1873
1874 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1875
1876         PR middle-end/43519
1877         * graphite-clast-to-gimple.c (max_signed_precision_type): Use
1878         lang_hooks.types.type_for_size instead of
1879         build_nonstandard_integer_type.
1880         When converting an unsigned type to signed, double its precision.
1881         (gcc_type_for_interval): Use lang_hooks.types.type_for_size.
1882         (gcc_type_for_iv_of_clast_loop): Call max_signed_precision_type.
1883         (graphite_create_new_loop_guard): When ub + 1 wraps around,
1884         use lb <= ub.
1885
1886 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1887
1888         PR middle-end/43519
1889         * graphite-clast-to-gimple.c (graphite_create_new_loop_guard): Use
1890         POINTER_PLUS_EXPR for pointer types.
1891
1892 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1893
1894         PR middle-end/43519
1895         * Makefile.in (graphite-clast-to-gimple.o): Depends on langhooks.h.
1896         * graphite-clast-to-gimple.c: Include langhooks.h.
1897         (max_signed_precision_type): New.
1898         (max_precision_type): Takes two types as arguments.
1899         (precision_for_value): New.
1900         (precision_for_interval): New.
1901         (gcc_type_for_interval): New.
1902         (gcc_type_for_value): New.
1903         (gcc_type_for_clast_term): New.
1904         (gcc_type_for_clast_red): New.
1905         (gcc_type_for_clast_bin): New.
1906         (gcc_type_for_clast_expr): Split up into several functions.
1907         (gcc_type_for_clast_eq): Rewritten.
1908         (compute_bounds_for_level): New.
1909         (compute_type_for_level_1): New.
1910         (compute_type_for_level): New.
1911         (gcc_type_for_cloog_iv): Removed.
1912         (gcc_type_for_iv_of_clast_loop): Rewritten.
1913         (graphite_create_new_loop): Compute the lower and upper bound types
1914         with gcc_type_for_clast_expr.
1915         (graphite_create_new_loop_guard): Same.
1916         (find_cloog_iv_in_expr): Removed.
1917         (compute_cloog_iv_types_1): Removed.
1918         (compute_cloog_iv_types): Removed.
1919         (gloog): Do not call compute_cloog_iv_types.
1920         * graphite-sese-to-poly.c (new_gimple_bb): Do not initialize
1921         GBB_CLOOG_IV_TYPES.
1922         (free_data_refs_aux): Do not free GBB_CLOOG_IV_TYPES.
1923         * sese.h (struct gimple_bb): Removed field cloog_iv_types.
1924         (GBB_CLOOG_IV_TYPES): Removed.
1925
1926 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1927
1928         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Assert that
1929         gimple_phi_num_args of the loop close SSA phi node is equal to 1.
1930         (detect_commutative_reduction): Same.
1931
1932 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1933
1934         * graphite-clast-to-gimple.c (graphite_verify): Remove redundant
1935         call to verify_ssa.  Invoke verify_loop_closed_ssa with an extra
1936         argument.
1937         * graphite-scop-detection.c (canonicalize_loop_closed_ssa_form): Same.
1938         * graphite-sese-to-poly.c (rewrite_reductions_out_of_ssa): Same.
1939         (rewrite_commutative_reductions_out_of_ssa): Same.
1940         * passes.c (execute_function_todo): Call verify_ssa for every pass
1941         in the LNO.  Invoke verify_loop_closed_ssa with an extra argument.
1942         * tree-flow.h (verify_loop_closed_ssa): Update declaration.
1943         * tree-parloops.c (parallelize_loops): Invoke verify_loop_closed_ssa
1944         with an extra argument.
1945         * tree-ssa-loop-manip.c (check_loop_closed_ssa_stmt): Same.  Call
1946         verify_ssa only when the extra argument is true.
1947         (gimple_duplicate_loop_to_header_edge): Invoke verify_loop_closed_ssa
1948         with an extra argument.
1949         (tree_transform_and_unroll_loop): Same.
1950
1951 2010-04-06  Sebastian Pop  <sebastian.pop@amd.com>
1952
1953         * passes.c (execute_function_todo): Call verify_loop_closed_ssa
1954         for all the passes of the LNO having LOOP_CLOSED_SSA.
1955         * tree-if-conv.c (pass_if_conversion): Remove TODO_verify_loops.
1956         * tree-loop-distribution.c (pass_loop_distribution): Same.
1957         * tree-pass.h (TODO_verify_loops): Removed.
1958         * tree-ssa-loop.c (pass_tree_loop_init): Same.
1959         (pass_lim): Same.
1960         (pass_tree_unswitch): Same.
1961         (pass_predcom): Same.
1962         (pass_vectorize): Same.
1963         (pass_linear_transform): Same.
1964         (pass_graphite_transforms): Same.
1965         (pass_iv_canon): Same.
1966         (pass_complete_unroll): Same.
1967         (pass_complete_unrolli): Same.
1968         (pass_parallelize_loops): Same.
1969         (pass_loop_prefetch): Same.
1970         (pass_iv_optimize): Same.
1971
1972 2010-04-06  Changpeng Fang  <changpeng.fang@amd.com>
1973
1974         PR middle-end/32824
1975         * passes.c (init_optimization_passes): Move pass_lim before
1976         pass_copy_prop and pass_dce_loop.
1977
1978 2010-04-06  Jakub Jelinek  <jakub@redhat.com>
1979
1980         PR target/43667
1981         * config/i386/i386.c (bdesc_multi_arg): Use OPTION_MASK_ISA_XOP
1982         instead of OPTION_MASK_ISA_AVX for __builtin_ia32_vpermil2p*.
1983         (ix86_expand_args_builtin): Use V*_FTYPE_* enum codes instead of
1984         MULTI_* defines for 4 argument vpermil2p* builtins.
1985
1986 2010-04-06  Uros Bizjak  <ubizjak@gmail.com>
1987
1988         * config/i386/i386-protos.h (x86_maybe_negate_const_int): Declare.
1989         * config/i386/i386.c (x86_maybe_negate_const_int): New.
1990         (x86_output_mi_thunk): Use x86_maybe_negate_const_int.
1991         * config/i386/i386.md (*add<mode>_1, *addsi_1_zext, *addhi_1,
1992         *addhi_1_lea, *addqi_1, *addqi_1_lea, *addqi_1_slp, *add<mode>_2,
1993         *addsi_2_zext, *addhi_2, *addqi_2, *add<mode>_3, *addsi_3_zext,
1994         *addhi_3, *addqi_3,*add<mode>_5, *addhi_5, *addqi_5):
1995         Use x86_maybe_negate_const_int to output insn mnemonic.
1996         (*adddi_4, *addsi_4, *addhi_4, *addqi_4): Ditto.  Remove overflow
1997         check from instruction predicate.  Update comments.
1998         * config/i386/sync.md (sync_add<mode>): Use
1999         x86_maybe_negate_const_int to output insn mnemonic.
2000
2001 2010-04-06  Jan Hubicka  <jh@suse.cz>
2002
2003         PR tree-optimization/42906
2004         * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Add
2005         IGNORE_SELF argument.  Set visited_control_parents for fully
2006         processed BBs.
2007         (find_obviously_necessary_stmts): Update call of
2008         mark_control_dependent_edges_necessary.
2009         (propagate_necessity): Likewise.  Handle PHI edges more curefully.
2010
2011 2010-04-06  Uros Bizjak  <ubizjak@gmail.com>
2012
2013         * config/i386/i386.md: Remove comment about 'e' and 'E'
2014         operand modifier.
2015
2016 2010-04-06  Richard Guenther  <rguenther@suse.de>
2017
2018         PR tree-optimization/43627
2019         * tree-vrp.c (extract_range_from_unary_expr): Widenings
2020         of [1, +INF(OVF)] go to [1, +INF(OVF)] of the wider type,
2021         not varying.
2022
2023 2010-04-06  Jakub Jelinek  <jakub@redhat.com>
2024
2025         * BASE-VER: Change to 4.6.0.
2026
2027         PR target/43638
2028         * config/i386/i386.c (print_operand): Remove 'e' and 'E' code
2029         handling.
2030
2031 2010-04-06  Richard Guenther  <rguenther@suse.de>
2032
2033         PR middle-end/43661
2034         * fold-const.c (fold_comparison): Handle X * 0 CMP 0.
2035
2036 2010-04-05  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2037
2038         * doc/invoke.texi (Optimize Options): Document that LTO
2039         won't remove object access purely due to incompatible
2040         declarations.
2041
2042 2010-04-04  Matthias Klose  <doko@ubuntu.com>
2043
2044         * graphite-sese-to-poly.c (translate_scalar_reduction_to_array):
2045         Initialize variable.
2046
2047 2010-04-03  Richard Guenther  <rguenther@suse.de>
2048
2049         PR middle-end/42509
2050         * alias.c (nonoverlapping_memrefs_p): For spill-slot accesses
2051         require a non-NULL MEM_OFFSET.
2052
2053 2010-04-02  Steven Bosscher  <steven@gcc.gnu.org>
2054
2055         * ada/gcc-interface/Make-lang.in, alias.c, attribs.c, auto-inc-dec.c,
2056         basic-block.h, bb-reorder.c, calls.c, c-common.c, cgraph.h,
2057         collect2.h, config/alpha/alpha.c, config/alpha/alpha.md,
2058         config/alpha/predicates.md, config/arm/arm.md,
2059         config/arm/lib1funcs.asm, config/arm/neon-schedgen.ml,
2060         config/avr/avr.c, config/avr/avr.md, config/bfin/bfin.c,
2061         config/darwin9.h, config/darwin.c, config/darwin.h,
2062         config/h8300/h8300.c, config/i386/cpuid.h, config/i386/cygming.h,
2063         config/i386/cygwin.h, config/i386/mingw32.h, config/i386/msformat-c.c,
2064         config/i386/sol2-10.h, config/i386/xopintrin.h, config/ia64/ia64.c,
2065         config/ia64/ia64.md, config/ia64/sync.md, config/mep/mep.c,
2066         config/mips/mips.md, config/mn10300/mn10300.c,
2067         config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.md,
2068         config/rs6000/aix.h, config/rs6000/dfp.md,
2069         config/rs6000/rs6000-builtin.def, config/rs6000/rs6000-c.c,
2070         config/rs6000/vector.md, config/rtems.h, config/rx/rx.md,
2071         config/s390/s390.md, config/sol2-c.c, config/sparc/sol2-bi.h,
2072         config/sparc/sol2-gas.h, config/sparc/sparc.h, config/sparc/sparc.md,
2073         config/sparc/sparc-protos.h, config/spu/spu.c, config/spu/spu-c.c,
2074         config/t-darwin, convert.c, c.opt, c-opts.c, cp/Make-lang.in,
2075         c-pretty-print.c, c-typeck.c, df-core.c, df-scan.c, diagnostic.c,
2076         diagnostic.h, doc/cppopts.texi, doc/cpp.texi, doc/extend.texi,
2077         doc/gimple.texi, doc/languages.texi, doc/plugins.texi, doc/rtl.texi,
2078         doc/standards.texi, doc/tree-ssa.texi, doc/trouble.texi, dominance.c,
2079         fold-const.c, fortran/Make-lang.in, fwprop.c, gcc-plugin.h,
2080         gensupport.c, gimple.h, gimple-iterator.c, graphite.c,
2081         graphite-clast-to-gimple.c, graphite-clast-to-gimple.h,
2082         graphite-dependences.c, graphite-poly.c, graphite-poly.h,
2083         graphite-ppl.c, graphite-ppl.h, graphite-scop-detection.c,
2084         graphite-sese-to-poly.c, graphite-sese-to-poly.h, ifcvt.c, intl.c,
2085         intl.h, ipa.c, ipa-cp.c, ipa-inline.c, ipa-prop.c, ipa-prop.h,
2086         ipa-pure-const.c, ipa-reference.c, ipa-type-escape.c, ira-color.c,
2087         ira-conflicts.c, ira-lives.c, java/Make-lang.in, lambda-code.c,
2088         loop-invariant.c, lto/Make-lang.in, lto-streamer.h, lto-streamer-in.c,
2089         objc/Make-lang.in, objcp/Make-lang.in, omp-low.c, optc-gen.awk,
2090         opt-functions.awk, opth-gen.awk, params.def, passes.c,
2091         postreload-gcse.c, print-tree.c, recog.c, regrename.c, reload.h,
2092         rtl.def, sched-int.h, sched-rgn.c, sel-sched-dump.c, sese.c, sese.h,
2093         store-motion.c, stor-layout.c, tree-cfgcleanup.c, tree-chrec.c,
2094         tree-complex.c, tree-data-ref.c, tree.def, tree-eh.c, tree-flow.h,
2095         tree-flow-inline.h, tree.h, tree-loop-distribution.c, tree-outof-ssa.c,
2096         tree-parloops.c, tree-pass.h, tree-predcom.c, tree-profile.c,
2097         tree-scalar-evolution.c, tree-ssa-address.c, tree-ssa-alias.c,
2098         tree-ssa-coalesce.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2099         tree-ssa-dse.c, tree-ssa-loop-im.c, tree-ssa-loop-ivcanon.c,
2100         tree-ssa-loop-manip.c, tree-ssa-math-opts.c, tree-ssa-operands.c,
2101         tree-ssa-pre.c, tree-ssa-sccvn.c, tree-ssa-structalias.c,
2102         tree-ssa-uncprop.c, tree-tailcall.c, tree-vect-data-refs.c,
2103         tree-vect-loop.c, tree-vectorizer.h, tree-vect-slp.c, tree-vrp.c,
2104         unwind-dw2-fde-darwin.c, varpool.c: Update copyright years.
2105
2106 2010-04-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2107
2108         PR other/43620
2109         * doc/install.texi (Prerequisites): Bump Automake version to 1.11.1.
2110         * aclocal.m4: Regenerate.
2111
2112 2010-04-02  Richard Guenther  <rguenther@suse.de>
2113
2114         PR tree-optimization/43629
2115         * tree-ssa-ccp.c (likely_value): Reset all_undefined_operands
2116         if we have seen a constant value.
2117
2118 2010-04-02  Joseph Myers  <joseph@codesourcery.com>
2119
2120         * read-rtl.c (read_rtx_1): Give an error for EOF while looking for ']'.
2121
2122 2010-04-02  Richard Earnshaw  <rearnsha@arm.com>
2123
2124         PR target/43469
2125         * arm.c (legitimize_tls_address): Adjust call to
2126         gen_tls_load_dot_plus_four.
2127         (arm_note_pic_base): New function.
2128         (arm_cannot_copy_insn_p): Use it.
2129         * thumb2.md (tls_load_dot_plus_four): Rework to avoid use of '+' in
2130         constraint.
2131
2132 2010-04-02  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2133
2134         PR bootstrap/43531
2135
2136         Revert:
2137         2009-09-28  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
2138
2139         * Makefile.in ($(out_object_file)): Depend on
2140         gt-$(basename $(notdir $(out_file))).h.
2141
2142 2010-04-01  Ralf Corsépius <ralf.corsepius@rtems.org>
2143
2144         * config.gcc (lm32-*-rtems*): Add t-lm32.
2145
2146 2010-04-01  Joel Sherrill <joel.sherrill@oarcorp.com>
2147
2148         * config.gcc: Add lm32-*-rtems*.
2149         * config/lm32/rtems.h: New file.
2150
2151 2010-04-01  Dave Korn  <dave.korn.cygwin@gmail.com>
2152
2153         PR target/42609
2154         * config/i386/cygwin.h (CXX_WRAP_SPEC): Disable spec when -mno-cygwin.
2155
2156 2010-04-01  Jakub Jelinek  <jakub@redhat.com>
2157
2158         * dwarf2out.c (output_compilation_unit_header): For
2159         -gdwarf-4 use version 4 instead of version 3.
2160         (output_line_info): For version 4 and above emit additional
2161         maximum ops per insn header field.
2162         (DWARF_LINE_DEFAULT_MAX_OPS_PER_INSN): Define.
2163
2164         * dwarf2out.c (is_c_family, is_java): Remove.
2165         (lower_bound_default): New function.
2166         (add_bound_info, gen_descr_array_type_die): Use it.
2167
2168 2010-04-01  Dodji Seketeli  <dodji@redhat.com>
2169
2170         PR debug/43325
2171         * dwarf2out.c (gen_variable_die): Allow debug info for variable
2172         re-declaration when it happens in a function.
2173
2174 2010-04-01  Aldy Hernandez  <aldyh@redhat.com>
2175
2176         * cgraph.c (cgraph_add_function_insertion_hook): Update comment.
2177         (cgraph_remove_function_insertion_hook): Same.
2178         (cgraph_call_function_insertion_hooks): Same.
2179
2180 2010-04-01  Richard Guenther  <rguenther@suse.de>
2181
2182         PR middle-end/43614
2183         * tree-ssa-address.c (copy_mem_ref_info): Copy TREE_SIDE_EFFECTS
2184         and TREE_THIS_VOLATILE.
2185         (copy_ref_info): Likewise.
2186         * tree-ssa-operands.c (get_tmr_operands): Check TREE_THIS_VOLATILE.
2187         * tree.c (build6_stat): Ignore side-effects of all but arg5
2188         for TARGET_MEM_REF.  Set TREE_THIS_VOLATILE from arg5 of
2189         TARGET_MEM_REF.
2190
2191 2010-04-01  Richard Guenther  <rguenther@suse.de>
2192
2193         PR tree-optimization/43607
2194         * ipa-type-escape.c (check_call): Do not access non-existing
2195         arguments.
2196
2197 2010-04-01  Richard Guenther  <rguenther@suse.de>
2198
2199         PR middle-end/43602
2200         Revert
2201         2010-03-30  Seongbae Park <seongbae.park@gmail.com>
2202                     Jack Howarth <howarth@bromo.med.uc.edu>
2203
2204         * tree-profile.c (tree_init_ic_make_global_vars): Make static
2205         variables TLS.
2206
2207 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2208
2209         * doc/install.texi (Prerequisites): Document libelf usability on
2210         IRIX 5/6 and Solaris 2.
2211         (Specific, i?86-*-solaris2.10): No 64-bit default configuration.
2212         Update GNU as, GNU ld requirements.
2213         (Specific, *-*-solaris2*): Document Solaris 7 obsoletion, removal.
2214         Document Sun Studio compiler download.
2215         Update and simplify as, ld recommendations.
2216         (Specific, *-*-solaris2.7): Note obsoletion, removal.
2217
2218 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2219
2220         * config.gcc (i[34567]86-*-solaris2*): Default with_arch_32,
2221         with_tune_32 to pentium4.
2222
2223 2010-04-01  Uros Bizjak  <ubizjak@gmail.com>
2224
2225         * config/i386/cpuid.h (__get_cpuid_max): Move misplaced comment.
2226
2227 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2228
2229         * doc/install.texi (Specific, mips-sgi-irix5): Document IRIX 5
2230         obsoletion, removal.
2231         Update IDO URL.
2232         Document GNU as requirement.
2233         Update configure requirements.
2234         (Specific, mips-sgi-irix6): Document IRIX 6 < 6.5 obsoletion, removal.
2235         Recomment IRIX 6.5.18+.
2236         Document IDF/IDL requirement.
2237         Document GNU as requirement.
2238         Document GNU ld bootstrap failure.
2239         Remove freeware.sgi.com reference.
2240
2241 2010-04-01  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2242
2243         * doc/install.texi (Specific, alpha*-dec-osf*): Document Tru64
2244         UNIX V4.0, V5.0 obsoletion, removal.
2245         Remove --with-gc=simple reference.
2246         Update VM requirements during bootstrap.
2247         Remove -oldas bootstrap description.
2248         Update binutils reference.
2249         Remove comparison failure note.
2250
2251 2010-03-31  Richard Guenther  <rguenther@suse.de>
2252             Zdenek Dvorak  <ook@ucw.cz>
2253             Sebastian Pop  <sebastian.pop@amd.com>
2254
2255         PR middle-end/43464
2256         * tree-ssa-copy.c (init_copy_prop): Handle loop close phi nodes
2257         with multiple arguments.
2258         (execute_copy_prop): Remove call to rewrite_into_loop_closed_ssa.
2259
2260 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2261
2262         * graphite-dependences.c (print_pddr): Call print_pdr with an
2263         extra argument.
2264         * graphite-poly.c (debug_pdr): Add an extra argument for the
2265         verbosity level.
2266         (print_pdr): Same.
2267         (print_pbb_domain): Same.
2268         (print_pbb): Same.
2269         (print_scop_context): Same.
2270         (print_scop): Same.
2271         (print_cloog): Same.
2272         (debug_pbb_domain): Same.
2273         (debug_pbb): Same.
2274         (print_pdrs): Same.
2275         (debug_pdrs): Same.
2276         (debug_scop_context): Same.
2277         (debug_scop): Same.
2278         (debug_cloog): Same.
2279         (print_scop_params): Same.
2280         (debug_scop_params): Same.
2281         (print_iteration_domain): Same.
2282         (print_iteration_domains): Same.
2283         (debug_iteration_domain): Same.
2284         (debug_iteration_domains): Same.
2285         (print_scattering_function): Same.
2286         (print_scattering_functions): Same.
2287         (debug_scattering_function): Same.
2288         (debug_scattering_functions): Same.
2289         * graphite-poly.h (debug_pdr): Update declaration.
2290         (print_pdr): Same.
2291         (print_pbb_domain): Same.
2292         (print_pbb): Same.
2293         (print_scop_context): Same.
2294         (print_scop): Same.
2295         (print_cloog): Same.
2296         (debug_pbb_domain): Same.
2297         (debug_pbb): Same.
2298         (print_pdrs): Same.
2299         (debug_pdrs): Same.
2300         (debug_scop_context): Same.
2301         (debug_scop): Same.
2302         (debug_cloog): Same.
2303         (print_scop_params): Same.
2304         (debug_scop_params): Same.
2305         (print_iteration_domain): Same.
2306         (print_iteration_domains): Same.
2307         (debug_iteration_domain): Same.
2308         (debug_iteration_domains): Same.
2309         (print_scattering_function): Same.
2310         (print_scattering_functions): Same.
2311         (debug_scattering_function): Same.
2312         (debug_scattering_functions): Same.
2313
2314 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2315
2316         * graphite-poly.c (print_scattering_function_1): New.
2317         (print_scattering_function): Call it.
2318         (print_scop_params): Remove spaces at the end of lines.
2319         (print_cloog): New.
2320         (debug_cloog): New.
2321         * graphite-poly.h (print_cloog): Declared.
2322         (debug_cloog): Declared.
2323
2324 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2325
2326         * graphite-sese-to-poly.c (graphite_loop_normal_form): Add the IV bump
2327         in loop->header.
2328         * tree-flow.h (canonicalize_loop_ivs): Updated declaration.
2329         * tree-parloops.c (gen_parallel_loop): Add the IV bump in loop->latch.
2330         * tree-ssa-loop-manip.c (canonicalize_loop_ivs): Add a new parameter
2331         to switch between adding the IV bump in loop->latch or in loop->header.
2332
2333 2010-03-31  Sebastian Pop  <sebastian.pop@amd.com>
2334
2335         * graphite-poly.c (print_scattering_function): Pretty print following
2336         the scoplib format.
2337         (print_pdr): Same.
2338         (print_pbb_domain): Same.
2339         (dump_gbb_cases): Same.
2340         (dump_gbb_conditions): Same.
2341         (print_pdrs): Same.
2342         (print_pbb): Same.
2343         (print_scop_params): Same.
2344         (print_scop_context): Same.
2345         (print_scop): Same.
2346         (print_pbb_body): New.
2347         (lst_indent_to): New.
2348         (print_lst): Start new lines with a #.
2349         * graphite-poly.h (pbb_bb): New.
2350         (pbb_index): Use pbb_bb.
2351         * graphite-ppl.c (ppl_print_powerset_matrix): Print the number of
2352         disjuncts.
2353         * tree-data-ref.c (dump_data_reference): Start new lines with a #.
2354
2355 2010-03-31  Jakub Jelinek  <jakub@redhat.com>
2356
2357         * dwarf2out.c (size_of_die): For -gdwarf-4 use
2358         uleb128 size instead of fixed 1 or 2 for dw_val_class_loc
2359         and 0 instead of 1 for dw_val_class_flag.
2360         (value_format): For -gdwarf-4 use DW_FORM_sec_offset for
2361         dw_val_class_range_list, dw_val_class_loc_list,
2362         dw_val_class_lineptr and dw_val_class_macptr, use
2363         DW_FORM_flag_present for dw_val_class_flag and
2364         DW_FORM_exprloc for dw_val_class_loc.
2365         (output_die): For -gdwarf-4 print dw_val_class_loc
2366         size as uleb128 instead of 1 or 2 bytes and don't print
2367         anything for dw_val_class_flag.
2368
2369         * var-tracking.c (vt_init_cfa_base): Use cselib_lookup_from_insn
2370         instead of cselib_lookup following by tweaking locs->setting_insn.
2371
2372         PR bootstrap/43596
2373         * cselib.c (cselib_process_insn): Clear cselib_current_insn
2374         even before returning from label, setjmp call or volatile asm
2375         handling.
2376
2377 2010-03-31  Richard Guenther  <rguenther@suse.de>
2378
2379         PR middle-end/43600
2380         * cgraphunit.c (cgraph_output_in_order): Do not allocate
2381         temporary data on stack.
2382
2383 2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2384
2385         * config/sparc/sysv4.h (PUSHSECTION_FORMAT): Remove undef.
2386         (PUSHSECTION_ASM_OP): Remove.
2387         (POPSECTION_ASM_OP): Remove.
2388         (PUSHSECTION_FORMAT): Remove.
2389         * config/sol2.h (PUSHSECTION_FORMAT): Define.
2390         * config/sparc/sol2.h [!USE_GAS] (PUSHSECTION_FORMAT): Redefine.
2391         * config/sol2.c (solaris_output_init_fini): Use it.
2392
2393 2010-03-31  Jie Zhang  <jie@codesourcery.com>
2394
2395         PR 43574
2396         * opt-functions.awk (var_type_struct): Use signed char type
2397         for simple variables.
2398
2399 2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2400
2401         * config/sol2.c: Include output.h.
2402         (solaris_assemble_visibility): New function.
2403         * config/t-sol2 (sol2.o): Add output.h dependency.
2404         * config/sol2-protos.h (solaris_assemble_visibility): Declare.
2405         * config/sol2.h [!USE_GAS] (TARGET_ASM_ASSEMBLE_VISIBILITY):
2406         Redefine.
2407
2408 2010-03-31  Jakub Jelinek  <jakub@redhat.com>
2409
2410         PR target/43580
2411         * config/arm/arm.c (arm_save_coproc_regs): Use Pmode instead of
2412         V2SImode or XFmode on PRE_DEC.
2413
2414         PR debug/43557
2415         * cfgexpand.c (expand_debug_expr): Handle VOIDmode mode like
2416         BLKmode.
2417
2418 2010-03-31  Jie Zhang  <jie@codesourcery.com>
2419
2420         PR 43562
2421         * reload.h (caller_save_initialized_p): Declare.
2422         * toplev.c (backend_init_target): Don't call
2423         init_caller_save but set caller_save_initialized_p to false.
2424         * caller-save.c (caller_save_initialized_p): Define.
2425         (init_caller_save): Check caller_save_initialized_p.
2426         * ira.c (ira): Call init_caller_save if flag_caller_saves.
2427
2428 2010-03-31  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2429
2430         PR target/39048
2431         * config.gcc (i[34567]86-*-solaris2*): Add i386/t-fprules-softfp
2432         and soft-fp/t-softfp to tmake_file.
2433         * config/i386/sol2.h (LIBGCC2_HAS_TF_MODE): Redefine.
2434         (LIBGCC2_TF_CEXT): Define.
2435         (TF_SIZE): Define.
2436
2437 2010-03-30  Alexandre Oliva  <aoliva@redhat.com>
2438
2439         PR debug/42977
2440         * cselib.c (n_useless_values): Document handling of debug locs.
2441         (n_useless_debug_values, n_debug_values): New variables.
2442         (new_elt_loc_list): Don't add to debug values, keep count.
2443         (promote_debug_loc): New.
2444         (cselib_reset_table): Zero new variables.
2445         (entry_and_rtx_equal_p): Promote debug locs.
2446         (discard_useless_locs): Increment n_useless_debug_values for
2447         debug values.
2448         (remove_useless_values): Adjust n_useless_values and n_debug_values
2449         with n_useless_debug_values.
2450         (add_mem_for_addr): Promote debug locs.
2451         (cselib_lookup_mem): Likewise.
2452         (cselib_lookup_addr): Renamed to...
2453         (cselib_lookup_addr_1): ... this.  Promote debug locs.  Don't call...
2454         (cselib_log_lookup): ... this.  Turn into...
2455         (cselib_lookup_addr): ... new wrapper.
2456         (cselib_lookup_from_insn): New.
2457         (cselib_invalidate_regno): Increment n_useless_debug_values for
2458         debug values.
2459         (cselib_invalidate_mem): Likewise.
2460         (cselib_process_insn): Take n_deleted and n_debug_values into
2461         account to guard remove_useless_value call.
2462         (cselib_finish): Zero n_useless_debug_values.
2463         * cselib.h (cselib_lookup_from_insn): Declare.
2464         * sched-deps.c (sched_analyze_1): Use cselib_lookup_from_insn.
2465         (sched_analyze_2): Likewise.
2466
2467 2010-03-30  Jakub Jelinek  <jakub@redhat.com>
2468
2469         * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
2470         functions.
2471         (adjust_mems): Replace narrowing SUBREG of expression containing
2472         just PLUS, MINUS, MULT and ASHIFT of registers and constants
2473         with operations in the narrower mode.
2474
2475         PR debug/43593
2476         * var-tracking.c (dataflow_set_clear_at_call): Invalidate just
2477         regs_invalidated_by_call instead all call_used_reg_set registers.
2478
2479 2010-03-30  Sebastian Pop  <sebastian.pop@amd.com>
2480
2481         PR middle-end/43430
2482         * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
2483         pointer comparisons with types_compatible_p.
2484         * tree-vect-stmts.c (vectorizable_call): Same.
2485         (vectorizable_condition): Same.
2486
2487 2010-03-30  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
2488
2489         * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
2490         stack check if the mask would be zero.
2491
2492 2010-03-30  Seongbae Park <seongbae.park@gmail.com>
2493             Jack Howarth <howarth@bromo.med.uc.edu>
2494
2495         * tree-profile.c (tree_init_ic_make_global_vars): Make static
2496         variables TLS.
2497
2498 2010-03-30  Joseph Myers  <joseph@codesourcery.com>
2499
2500         PR other/25232
2501         * libgcc-std.ver (GCC_4.5.0): Define version.  Include __unordxf2
2502         and __unordtf2.
2503         * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
2504         Include ___unordxf2 and ___unordtf2.
2505         * config/i386/libgcc-glibc.ver: Do not define inheritance from
2506         GCC_4.4.0 here.
2507
2508 2010-03-30  Tarik Graba  <tarik.graba@telecom-paristech.fr>
2509
2510         * config/lm32/t-lm32: New file.
2511         * config.gcc: Use the above file when targetting lm32.
2512
2513 2010-03-28  Duncan Sands  <baldrick@free.fr>
2514
2515         * Makefile.in (PLUGIN_HEADERS): Add except.h.
2516
2517 2010-03-29  Sebastian Pop  <sebastian.pop@amd.com>
2518
2519         PR middle-end/43431
2520         * tree-vect-loop.c (vect_estimate_min_profitable_iters):
2521         Improve vectorization cost model diagnostic.
2522
2523 2010-03-29  Sebastian Pop  <sebastian.pop@amd.com>
2524
2525         PR middle-end/43436
2526         * tree-vect-data-refs.c (vect_analyze_data_refs): When
2527         compute_data_dependences_for_loop returns false, early exit
2528         and output an extra diagnostic for the failed data reference
2529         analysis.
2530
2531 2010-03-29  Richard Guenther  <rguenther@suse.de>
2532
2533         PR tree-optimization/43560
2534         * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p parameter.
2535         (can_sm_ref_p): Treat stores to readonly locations as trapping.
2536
2537 2010-03-29  Jie Zhang  <jie@codesourcery.com>
2538
2539         PR 43564
2540         * toplev.c (process_options): Set optimization_default_node
2541         and optimization_current_node.
2542         * opts.c (decode_options): Don't set optimization_default_node
2543         and optimization_current_node.
2544
2545 2010-03-29  Ralf Corsépius  <ralf.corsepius@rtems.org>
2546
2547         * config/rtems.h: Abandon -qrtems_debug.
2548
2549 2010-03-28  Jan Hubicka  <jh@suse.cz>
2550
2551         PR tree-optimization/43505
2552         * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
2553         map should not be copied.
2554
2555 2010-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2556
2557         PR middle-end/41674
2558         * cgraphunit.c (cgraph_build_static_cdtor): If target doesn't have
2559         cdtors, set DECL_PRESERVE_P.
2560         * ipa.c (cgraph_externally_visible_p): Return true if declaration
2561         should be preseved.
2562
2563 2010-03-27  Uros Bizjak  <ubizjak@gmail.com>
2564
2565         PR tree-optimization/43528
2566         * stor-layout.c (place_field): Check that constant fits into
2567         unsigned HWI when skipping calculation of MS bitfield layout.
2568
2569 2010-03-27  Jan Hubicka  <jh@suse.cz>
2570
2571         PR middle-end/43391
2572         * varasm.c (make_decl_rtl): Deal with COMMON flag to make
2573         notice_global_symbol work.
2574
2575 2010-03-27  Jakub Jelinek  <jakub@redhat.com>
2576
2577         * dwarf2out.c (dwarf2_debug_hooks): Use dwarf2out_function_decl
2578         instead of dwarf2out_decl.
2579         (struct var_loc_node): Remove section_label field.
2580         (dwarf2out_function_decl): New function.
2581         (dwarf2out_var_location): Don't set section_label field.
2582         (dwarf2out_begin_function): Don't empty decl_loc_table here.
2583
2584 2010-03-26  Michael Meissner  <meissner@linux.vnet.ibm.com>
2585
2586         PR tree-optimization/43544
2587         * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION):
2588         First argument for builtin vectorized function hook is now a
2589         tree to be able to distinguish between machine specific and
2590         standard builtins.
2591         * targhooks.c (default_builtin_vectorized_function): Ditto.
2592         * targhooks.h (default_builtin_vectorized_function): Ditto.
2593         * target.h (struct gcc_target): Ditto.
2594         * tree-vect-stmts.c (vectorizable_function): Ditto.
2595         * config/i386/i386.c (ix86_builtin_vectorized_function): Ditto.
2596         * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
2597         Ditto.
2598
2599 2010-03-26  Joseph Myers  <joseph@codesourcery.com>
2600
2601         PR c/43381
2602         * c-decl.c (get_parm_info): Assert that decl going in OTHERS has a
2603         nested binding iff it is a FUNCTION_DECL.
2604         (store_parm_decls_newstyle): Pass nested=true to bind for
2605         FUNCTION_DECLs amongst parameters.
2606
2607 2010-03-26  Jakub Jelinek  <jakub@redhat.com>
2608
2609         * var-tracking.c (vt_expand_loc_callback): Don't run
2610         cselib_expand_value_rtx_cb in dummy mode if
2611         cselib_dummy_expand_value_rtx_cb returned false.
2612
2613         * var-tracking.c (emit_note_insn_var_location): For one part
2614         notes with offset 0, don't add EXPR_LIST around the location.
2615         * dwarf2out.c (loc_descriptor, dw_loc_list_1,
2616         add_location_or_const_value_attribute): Adjust for that change.
2617
2618         PR debug/43540
2619         * dwarf2out.c (reg_save): For DW_CFA_expression put regnum
2620         into first operand and location into second.
2621         (dw_cfi_oprnd1_desc): Return dw_cfi_oprnd_reg_num instead of
2622         dw_cfi_oprnd_loc for DW_CFA_expression.
2623         (dw_cfi_oprnd2_desc): Return dw_cfi_oprnd_loc for DW_CFA_expression.
2624         (output_cfa_loc, output_cfa_loc_raw): For DW_CFA_expression
2625         assume first argument is regnum and second argument is location.
2626
2627 2010-03-26  Uros Bizjak  <ubizjak@gmail.com>
2628
2629         PR target/42113
2630         * config/alpha/alpha.md (*cmp_sadd_si): Change mode
2631         of scratch register to DImode.  Split to DImode comparison operator.
2632         Use SImode subreg of scratch register in the multiplication.
2633         (*cmp_sadd_sidi): Ditto.
2634         (*cmp_ssub_si): Ditto.
2635         (*cmp_ssub_sidi): Ditto.
2636
2637 2010-03-26  Uros Bizjak  <ubizjak@gmail.com>
2638
2639         PR target/43524
2640         * config/i386/i386.c (ix86_expand_prologue) [TARGET_STACK_PROBE]:
2641         Remove invalid assert and wrong comment.
2642
2643 2010-03-26  Jakub Jelinek  <jakub@redhat.com>
2644
2645         PR debug/43516
2646         * flags.h (final_insns_dump_p): New extern.
2647         * final.c (final_insns_dump_p): New variable.
2648         (rest_of_clean_state): Set it before -fdump-final-insns=
2649         dumping, clear afterwards.
2650         * print-rtl.c (print_rtx): If final_insns_dump_p don't dump
2651         MEM_ALIAS_SET on MEMs.
2652
2653 2010-03-26  David S. Miller  <davem@davemloft.net>
2654
2655         * configure.ac: Fix sparc GOTDATA_OP bug check.
2656         * configure: Rebuild.
2657
2658 2010-03-26  Alan Modra  <amodra@gmail.com>
2659
2660         * config/rs6000/rs6000.md (cmptf_internal2): Correct comparison.
2661
2662 2010-03-25  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2663
2664         * doc/tm.texi (Sections): Document TLS_COMMON_ASM_OP,
2665         TLS_SECTION_ASM_FLAG.
2666
2667 2010-03-25  Jakub Jelinek  <jakub@redhat.com>
2668
2669         PR bootstrap/43511
2670         * config/i386/i386.c (ix86_code_end): Set DECL_WEAK if TARGET_MACHO.
2671         Clear first_function_block_is_cold.
2672
2673         PR c/43385
2674         * gimplify.c (gimple_boolify): Only recurse on __builtin_expect
2675         argument if the argument is truth_value_p.
2676
2677 2010-03-24  Michael Meissner  <meissner@linux.vnet.ibm.com>
2678
2679         * config/rs6000/constraints.md: Update copyright year for my changes.
2680
2681         PR target/43484
2682         * config/rs6000/rs6000.c (rs6000_split_multireg_move): If r0 is
2683         used in reg+reg addressing, swap registers.
2684
2685 2010-03-24  Jakub Jelinek  <jakub@redhat.com>
2686
2687         PR debug/43293
2688         * target.h (struct gcc_target): Add code_end hook.
2689         * target-def.h (TARGET_ASM_CODE_END): Define to hook_void_void
2690         if not yet defined.
2691         (TARGET_ASM_OUT): Add TARGET_ASM_CODE_END.
2692         * toplev.c (compile_file): Call targetm.asm_out.code_end
2693         hook before unwind info/debug info output.
2694         * config/i386/winnt.c (i386_pe_file_end): Don't call ix86_file_end.
2695         * config/i386/linux.h (NEED_INDICATE_EXEC_STACK): Don't define.
2696         (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2697         * config/i386/linux64.h (NEED_INDICATE_EXEC_STACK): Don't define.
2698         (TARGET_ASM_FILE_END): Define to file_end_indicate_exec_stack.
2699         * config/i386/i386.c (ix86_file_end): Renamed to...
2700         (ix86_code_end): ... this.  Make static.  Don't call
2701         file_end_indicate_exec_stack.  Emit unwind info using
2702         final_start_function/final_end_function.
2703         (darwin_x86_file_end): Remove.
2704         (TARGET_ASM_CODE_END): Define.
2705         * config/i386/i386.h (TARGET_ASM_FILE_END,
2706         NEED_INDICATE_EXEC_STACK): Don't define.
2707         * config/i386/darwin.h (darwin_x86_file_end): Remove prototype.
2708         (TARGET_ASM_FILE_END): Define to darwin_file_end.
2709         * config/i386/i386-protos.h (ix86_file_end): Remove prototype.
2710         * doc/tm.texi (TARGET_ASM_CODE_END): Document.
2711
2712         PR target/43498
2713         * config/i386/i386.c (x86_output_mi_thunk): Call final_start_function
2714         at the beginning and final_end_function at the end.
2715         * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2716
2717 2010-03-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2718
2719         * configure.ac (i[34567]86-*-*): Handle Solaris 2/x86 TLS support
2720         and Sun as TLS syntax.
2721         (TLS_SECTION_ASM_FLAG) [on_solaris && !gas_flag]: Define.
2722         * configure: Regenerate.
2723         * config.in: Regenerate.
2724         * varasm.c (TLS_SECTION_ASM_FLAG): Define default.
2725         (default_elf_asm_named_section): Use it.
2726         * config/i386/i386.c (output_pic_addr_const): Lowercase @DTPOFF.
2727         (i386_output_dwarf_dtprel): Likewise.
2728         (output_addr_const_extra): Likewise.
2729         (output_pic_addr_const): Lowercase @GOTTPOFF.
2730         (output_addr_const_extra): Likewise.
2731         (output_pic_addr_const): Lowercase @GOTNTPOFF.
2732         (output_addr_const_extra): Likewise.
2733         (output_pic_addr_const): Lowercase @INDNTPOFF.
2734         (output_addr_const_extra): Likewise.
2735         (output_pic_addr_const): Lowercase @NTPOFF.
2736         (output_addr_const_extra): Likewise.
2737         (output_pic_addr_const): Lowercase @TPOFF.
2738         (output_addr_const_extra): Likewise.
2739         * config/i386/i386.md (*tls_global_dynamic_32_gnu): Lowercase @TLSGD.
2740         (*tls_global_dynamic_64): Likewise.
2741         (*tls_local_dynamic_base_32_gnu): Lowercase @TLSLDM.
2742         (*tls_local_dynamic_base_64): Lowercase @TLSLD.
2743
2744         * defaults.h (TLS_COMMON_ASM_OP): Provide default.
2745         (ASM_OUTPUT_TLS_COMMON): Use it.
2746         * config/i386/sol2-gas.h (TLS_COMMON_ASM_OP): Undef.
2747
2748         PR target/38118
2749         * config.gcc (sparc*-*-solaris2*) [$gas=yes]: Add usegas.h to tm_file.
2750         * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Move ...
2751         * config/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): ... here.
2752         * config/i386/sol2-10.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
2753         * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2754         (ASM_DECLARE_OBJECT_NAME) [!USE_GAS]: Redefine.
2755
2756 2010-03-24  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2757
2758         * config/i386/i386.c (override_options): Don't accept
2759         -mtls-dialect=sun any longer.
2760         * config/i386/i386.h (TARGET_SUN_TLS): Define as 0.
2761         * config/i386/i386.md (*tls_global_dynamic_32_sun): Remove.
2762         (*tls_local_dynamic_base_32_sun): Likewise.
2763         * config/i386/sol2.h (TARGET_SUN_TLS): Redefine.
2764
2765 2010-03-24  Jakub Jelinek  <jakub@redhat.com>
2766
2767         PR debug/43508
2768         * dwarf2out.c (mem_loc_descriptor): Don't ICE on
2769         VEC_{MERGE,SELECT,CONCAT,DUPLICATE}.
2770
2771         PR debug/43479
2772         * ira.c (adjust_cleared_regs): New function.
2773         (update_equiv_regs): Adjust cleared_regs in DEBUG_INSNs.
2774
2775         PR debug/19192
2776         PR debug/43479
2777         * cfgexpand.c (gimple_assign_rhs_to_tree): Also set TREE_BLOCK
2778         from gimple_block.
2779         * expr.c (expand_expr_real): Restore previous
2780         curr_insn_source_location and curr_insn_block after
2781         expand_expr_real_1 call.
2782         (expand_expr_real_1) <case SSA_NAME>: Call expand_expr_real
2783         instead of expand_expr_real_1.
2784
2785 2010-03-23  Vladimir Makarov  <vmakarov@redhat.com>
2786
2787         PR rtl-optimization/43413
2788         * ira-color.c (setup_allocno_available_regs_num): Count prohibited
2789         hard regs too.
2790
2791 2010-03-22  James E. Wilson  <wilson@codesourcery.com>
2792
2793         PR target/43348
2794         * ia64.md (call_nogp, call_value_nogp, sibcall_nogp, call_gp,
2795         call_value_gp, sibcall_gp): Use 's' constraint not 'i'.
2796
2797 2010-03-22  H.J. Lu  <hongjiu.lu@intel.com>
2798
2799         * config/i386/i386.c (ix86_target_string): Add -mfma.
2800         Fix a typo in comment.
2801
2802 2010-03-22  Mike Stump  <mikestump@comcast.net>
2803
2804         PR target/23071
2805         * config/rs6000/rs6000.c (darwin_rs6000_special_round_type_align):
2806         Don't overly align based upon packed packed fields.
2807
2808 2010-03-22  Jason Merrill  <jason@redhat.com>
2809
2810         * c-pretty-print.c (pp_c_specifier_qualifier_list) [VECTOR_TYPE]:
2811         Use () rather than [], and move before the element type.
2812
2813 2010-03-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2814
2815         * doc/configfiles.texi (Configuration Files): Removed
2816         fixinc/Makefile*, intl/Makefile.*.
2817         * doc/makefile.texi: Fixed markup. Abstract from version
2818         control system used.
2819         (Makefile): Removed obsolete gcc/java/parse.y example.
2820         * doc/sourcebuild.texi: Likewise.
2821         (Top Level): Added config, gnattools, libdecnumber, libgcc,
2822         libgomp, libssp.  Removed fastjar.
2823         (Miscellaneous Docs): Clarify location.
2824         Added COPYING3, COPYING3.LIB.
2825         (Front End Directory): Moved Make-lang.in entry to new subsubsection.
2826
2827 2010-03-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
2828
2829         PR target/38085
2830         * config/i386/i386.c (x86_function_profiler)
2831         [!NO_PROFILE_COUNTERS]: Fix typo.
2832         * config/i386/gmon-sol2.c (_mcleanup) [__x86_64__]: Use call
2833         instead of callq.
2834
2835 2010-03-22  Janis Johnson  <janis187@us.ibm.com>
2836             Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2837
2838         * doc/sourcebuild.texi (Test Directives): Split into six
2839         subsections, with most of the current text in new subsections
2840         Directives, Selectors, and Final Actions.
2841         (Directives): Split list of test directives into multiple
2842         subsubsections.
2843         (Selectors): Describe use and syntax of selectors.
2844         (Effective-Target Keywords): Describe all existing keywords.
2845         (Add Options): Describe features for dg-add-options.
2846         (Require Support): Describe variants of dg-require-support.
2847         (Final Actions): Describe commands to use in dg-final.
2848
2849 2010-03-22  Michael Matz  <matz@suse.de>
2850
2851         PR middle-end/43475
2852         * recog.c (validate_replace_rtx_group): Replace also in
2853         REG_EQUAL and REG_EQUIV notes.
2854
2855 2010-03-22  Richard Guenther  <rguenther@suse.de>
2856
2857         PR tree-optimization/43390
2858         * tree-vect-stmts.c (get_vectype_for_scalar_type): Make
2859         sure vector extracts are type correct.
2860
2861 2010-03-22  Richard Guenther  <rguenther@suse.de>
2862
2863         PR middle-end/40106
2864         * builtins.c (expand_builtin_pow): Expand pow (x, 1.5) as
2865         x * sqrt (x) even when optimizing for size if the target
2866         has native support for sqrt.
2867
2868 2010-03-22  Jakub Jelinek  <jakub@redhat.com>
2869
2870         * varasm.c (make_decl_rtl_for_debug): Also clear
2871         flag_mudflap for the duration of make_decl_rtl call.
2872
2873         PR debug/43443
2874         * var-tracking.c (add_cselib_value_chains): Remove ASM_OPERANDS
2875         locs from preserved VALUEs.
2876
2877 2010-03-21  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2878
2879         PR middle-end/42718
2880         * pa.md (movmemsi): Set align to one if zero.
2881         (movmemdi): Likewise.
2882
2883 2010-03-21  Richard Earnshaw  <rearnsha@arm.com>
2884
2885         PR target/42321
2886         * arm.c (arm_output_epilogue): Correctly match VFP pop instructions
2887         with their corresponding prologue pushes.
2888
2889 2010-03-20  Andrew Pinski  <pinskia@gmail.com>
2890
2891         PR target/43156
2892         * config/spu/spu.c (spu_expand_prologue): Don't emit NOTE_INSN_DELETED
2893         at the begining or end.
2894         (spu_expand_epilogue): Likewise.
2895
2896 2010-03-20  Richard Guenther  <rguenther@suse.de>
2897
2898         PR rtl-optimization/43438
2899         * combine.c (make_extraction): Properly zero-/sign-extend an
2900         extraction of the low part of a CONST_INT.  Also handle
2901         CONST_DOUBLE.
2902
2903 2010-03-19  Mike Stump  <mikestump@comcast.net>
2904
2905         * config/i386/darwin.h (SUBTARGET32_DEFAULT_CPU): Add.
2906         * config/i386/i386.c (SUBTARGET32_DEFAULT_CPU): Add.
2907         (override_options): Use SUBTARGET32_DEFAULT_CPU.
2908
2909 2010-03-19  Andrew Pinski  <andrew_pinski@caviumnetworks.com>
2910
2911         PR c/43211
2912         * c-decl.c (grokparms): Set arg_types to NULL_TREE if there was
2913         an error.
2914
2915 2010-03-19  Bernd Schmidt  <bernds@codesourcery.com>
2916
2917         PR rtl-optimization/42258
2918         * ira-lives.c (check_and_make_def_conflict): Ignore conflict for a
2919         use that may match DEF.
2920
2921         PR target/40697
2922         * optabs.c (avoid_expensive_constant): Use rtx_cost to find out
2923         the cost of loading the constant rather than assuming
2924         COSTS_N_INSNS (1).
2925         * config/arm/arm.c (thumb1_rtx_costs) <case CONST_INT>: If the
2926         outer code is AND, do the same tests as the andsi3 expander and
2927         return COSTS_N_INSNS (1) if and is cheap.
2928
2929         * optabs.c (avoid_expensive_constant): Fix formatting.
2930
2931 2010-03-19  Michael Matz  <matz@suse.de>
2932
2933         PR c++/43116
2934         * attribs.c (decl_attributes): When rebuilding a function pointer
2935         type use the same qualifiers as the original pointer type.
2936
2937 2010-03-19  Martin Jambor  <mjambor@suse.cz>
2938
2939         * doc/gimple.texi (Logical Operators): Describe is_gimple_ip_invariant
2940         and is_gimple_ip_invariant_address.
2941
2942 2010-03-19  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
2943
2944         Revert
2945         2009-10-01  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
2946
2947         * config/arm/arm.c (arm_override_options): Turn off
2948         flag_dwarf2_cfi_asm for AAPCS variants.
2949
2950 2010-03-19  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
2951
2952         PR target/43399
2953         * config/arm/arm.c (emit_multi_reg_push): Update comments.
2954         Use PRE_MODIFY instead of PRE_DEC.
2955         (emit_sfm): Use PRE_MODIFY instead of PRE_DEC.
2956         (vfp_emit_fstmd): Likewise.
2957
2958 2010-03-19  Michael Matz  <matz@suse.de>
2959
2960         PR target/43305
2961         * builtins.c (expand_builtin_interclass_mathfn,
2962         expand_builtin_signbit): Use maybe_emit_unop_insn, emit libcalls
2963         if that fails.
2964
2965 2010-03-19  Richard Guenther  <rguenther@suse.de>
2966
2967         PR tree-optimization/43415
2968         * tree-ssa-pre.c (phi_translate): Split out worker to ...
2969         (phi_translate_1): ... this.
2970         (phi_translate): Move all caching here.  Cache all NARY
2971         and REFERENCE translations.
2972
2973 2010-03-19  David S. Miller  <davem@davemloft.net>
2974
2975         With help from Eric Botcazou.
2976         * config/sparc/sparc.c: Include dwarf2out.h.
2977         (emit_pic_helper): Delete.
2978         (pic_helper_symbol_name): Delete.
2979         (pic_helper_emitted_p): Delete.
2980         (pic_helper_needed): New.
2981         (USE_HIDDEN_LINKONCE): Define to '1' if HAVE_GAS_HIDDEN else '0'.
2982         (get_pc_thunk_name): New.
2983         (load_pic_register): Remove 'delay_pic_helper' arg.  Use
2984         get_thunk_pc_name and ggc_strdup to generate PIC thunk symbol.
2985         Set pic_helper_needed to true.  Don't call emit_pic_helper.
2986         (sparc_expand_prologue): Update load_pic_register call.
2987         (sparc_output_mi_thunk): Likewise.
2988         (sparc_file_end): Emit a hidden comdat symbol for the PIC
2989         thunk if possible.  Output CFI information as needed.
2990
2991 2010-03-18  Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2992             Jack Howarth <howarth@bromo.med.uc.edu>
2993
2994         PR target/36399
2995         * config/i386/i386.h: Fix ABI on darwin x86-32.
2996
2997 2010-03-18  Aldy Hernandez  <aldyh@redhat.com>
2998
2999         * tree.h: Declare make_decl_rtl_for_debug.
3000         * varasm.c (make_decl_rtl_for_debug): New.
3001         * dwarf2out.c (rtl_for_decl_location): Call it.
3002         * cfgexpand.c (expand_debug_expr): Call it.
3003
3004 2010-03-18  Jakub Jelinek  <jakub@redhat.com>
3005
3006         PR bootstrap/43399
3007         * var-tracking.c (adjust_mems) <case POST_MODIFY>: Allow BLKmode
3008         mem_mode.
3009
3010         PR bootstrap/43403
3011         * var-tracking.c (vt_init_cfa_base): Do nothing if
3012         cfa_base_rtx would be hard_frame_pointer_rtx or non-fixed register.
3013
3014 2010-03-18  Alexandre Oliva  <aoliva@redhat.com>
3015
3016         PR debug/42873
3017         * var-tracking.c (canonicalize_vars_star): New.
3018         (dataflow_post_merge_adjust): Use it.
3019
3020 2010-03-18  Jakub Jelinek  <jakub@redhat.com>
3021
3022         PR debug/43058
3023         * var-tracking.c (non_suitable_const): New function.
3024         (add_uses): For DEBUG_INSNs with constants, don't record any
3025         value, instead just the constant value itself.
3026         (compute_bb_dataflow) <case MO_VAL_LOC>: If PAT_VAR_LOCATION_LOC
3027         is not VAR_LOC_UNKNOWN_P, set var to the constant.
3028         (emit_notes_in_bb): Likewise.
3029         (emit_note_insn_var_location): For onepart variables if
3030         cur_loc is a VOIDmode constant, use DECL_MODE.
3031
3032 2010-03-18  Martin Jambor  <mjambor@suse.cz>
3033
3034         PR middle-end/42450
3035         * cgraph.h (cgraph_redirect_edge_call_stmt_to_callee): Declare.
3036         * cgraphunit.c (cgraph_materialize_all_clones): Update calls in
3037         all non-clones.  Moved call redirection...
3038         (cgraph_redirect_edge_call_stmt_to_callee): ...to this new function.
3039         (cgraph_materialize_all_clones): Dispose of all
3040         combined_args_to_skip bitmaps.
3041         (verify_cgraph_node): Do not check for edges pointing to wrong
3042         nodes in inline clones.
3043         * tree-inline.c (copy_bb): Call
3044         cgraph_redirect_edge_call_stmt_to_callee.
3045         * ipa.c (cgraph_remove_unreachable_nodes): Call
3046         cgraph_node_remove_callees even when there are used clones.
3047
3048 2010-03-18  H.J. Lu  <hongjiu.lu@intel.com>
3049
3050         * config/i386/libgcc-glibc.ver: Make GCC_4.5.0 inherit GCC_4.4.0.
3051
3052 2010-03-18  H.J. Lu  <hongjiu.lu@intel.com>
3053
3054         PR target/43383
3055         * config/i386/libgcc-glibc.ver: Add __extendxftf2 to GCC_4.5.0
3056         for 32bit.
3057
3058 2010-03-18  Michael Matz  <matz@suse.de>
3059
3060         PR middle-end/43419
3061         * builtins.c (expand_builtin_pow): Don't transform pow(x, 0.5)
3062         into sqrt(x) if we need to preserve signed zeros.
3063
3064 2010-03-18  Steven Bosscher  <steven@gcc.gnu.org>
3065             Eric Botcazou  <ebotcazou@adacore.com>
3066
3067         PR rtl-optimization/43360
3068         * loop-invariant.c (move_invariant_reg): Remove the REG_EQUAL
3069         note if we don't know its invariant status.
3070
3071 2010-03-18  Michael Matz  <matz@suse.de>
3072
3073         PR tree-optimization/43402
3074         * tree-cfgcleanup.c (cleanup_control_expr_graph): Don't follow
3075         PHI chains of ssa names registered for update.
3076
3077 2010-03-17  Peter Bergner  <bergner@vnet.ibm.com>
3078
3079         PR target/42427
3080         * config/rs6000/rs6000.c (rs6000_split_multireg_move): Add support for
3081         non-offsettable and pre_modify update addressing.
3082         * config/rs6000/dfp.md (*movdd_hardfloat32): Make the "0", "1"
3083         and "2" alternatives "#".
3084         (*movdd_softfloat32): Make all alternatives "#";
3085         * config/rs6000/rs6000.md (DIFD): New define_mode_iterator.
3086         (*movdf_hardfloat32): Make the "0", "1" and "2" alternatives "#".
3087         (*movdf_softfloat32): Make all alternatives "#";
3088         (movdi): Use the new DIFD mode iterator to create a common splitter
3089         for movdi, movdf and movdd patterns.
3090
3091 2010-03-18  Shujing Zhao  <pearly.zhao@oracle.com>
3092
3093         * common.opt (dumpdir): Remove redundant tab.
3094
3095 2010-03-17  Martin Jambor  <mjambor@suse.cz>
3096
3097         PR tree-optimization/43347
3098         * tree-sra.c (create_access_replacement): Set TREE_NO_WARNING when the
3099         original base is DECL_ARTIFICIAL or DECL_IGNORED_P.
3100
3101 2010-03-17  Bernd Schmidt  <bernd.schmidt@analog.com>
3102
3103         PR rtl-optimization/42216
3104         * regrename.c (create_new_chain): New function, broken out from...
3105         (scan_rtx_reg): ... here.  Call it.  Handle the case where we are
3106         appending a use to an empty chain.
3107         (build_def_use): Remove previous changes that convert OP_INOUT to
3108         OP_OUT operands; instead detect the case where an OP_INOUT operand
3109         uses a previously untracked register and create an empty chain for it.
3110
3111 2010-03-17  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>
3112
3113         * doc/extend.texi (Function Attributes): Rewrite unfinished
3114         sentence in ms_abi documentation.
3115
3116 2010-03-17  Alan Modra  <amodra@gmail.com>
3117
3118         * config/rs6000/linux64.opt (mprofile-kernel): Use profile_kernel var.
3119         * config/rs6000/linux64.h (TARGET_PROFILE_KERNEL): Define.
3120         (SUBSUBTARGET_OVERRIDE_OPTIONS): Don't use SET_PROFILE_KERNEL.
3121         * config/rs6000/rs6000.c (SET_PROFILE_KERNEL): Don't define.
3122
3123 2010-03-16  Richard Henderson  <rth@redhat.com>
3124
3125         PR middle-end/43365
3126         * tree-eh.c (replace_goto_queue): Also replace in the eh_seq.
3127         (lower_try_finally): Save and restore eh_seq around the expansion
3128         of the try-finally.
3129
3130 2010-03-16  Aldy Hernandez  <aldyh@redhat.com>
3131
3132         * graphite-sese-to-poly.c (split_reduction_stmt): Skip debug
3133         statements before splitting block.
3134
3135 2010-03-16  Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3136
3137         * doc/sourcebuild.texi (Testsuites): Fix markup.
3138         Use pathnames relative to gcc/testsuite.
3139         (Test Directives): Move description of how timeout is determined.
3140         (Ada Tests): Favor gnat.exp over ada/acats/tests/gcc.
3141         (C Tests): Correct gcc.misc-tests directory.
3142         Framework tests now live in gcc.test-framework.
3143
3144 2010-03-16  Richard Guenther  <rguenther@suse.de>
3145
3146         PR middle-end/43379
3147         * tree-cfg.c (gimple_merge_blocks): When propagating virtual PHI
3148         operands make sure to merge SSA_NAME_OCCURS_IN_ABNORMAL_PHI properly.
3149
3150 2010-03-16  Aldy Hernandez  <aldyh@redhat.com>
3151             Alexandre Oliva  <aoliva@redhat.com>
3152
3153         PR tree-optimization/42917
3154         * lambda-code.c (remove_iv): Skip debug statements.
3155         (lambda_loopnest_to_gcc_loopnest): Likewise.
3156         (not_interesting_stmt): Debug statements are not interesting.
3157
3158 2010-03-16  Jakub Jelinek  <jakub@redhat.com>
3159
3160         PR debug/43051
3161         PR debug/43092
3162         * cselib.c (cselib_preserve_constants,
3163         cfa_base_preserved_val): New static variables.
3164         (preserve_only_constants): New function.
3165         (cselib_reset_table): If cfa_base_preserved_val is non-NULL, don't
3166         clear its REG_VALUES.  If cselib_preserve_constants, don't
3167         empty the whole hash table, but preserve there VALUEs with constants,
3168         cfa_base_preserved_val and cfa_base_preserved_val plus constant.
3169         (cselib_preserve_cfa_base_value): New function.
3170         (cselib_invalidate_regno): Don't invalidate cfa_base_preserved_val.
3171         (cselib_init): Change argument to int bitfield.  Set
3172         cselib_preserve_constants to whether CSELIB_PRESERVE_CONSTANTS
3173         is in it.
3174         (cselib_finish): Clear cselib_preserve_constants and
3175         cfa_base_preserved_val.
3176         * cselib.h (enum cselib_record_what): New enum.
3177         (cselib_init): Change argument to int.
3178         (cselib_preserve_cfa_base_value): New prototype.
3179         * postreload.c (reload_cse_regs_1): Adjust cselib_init caller.
3180         * dse.c (dse_step1): Likewise.
3181         * cfgcleanup.c (thread_jump): Likewise.
3182         * sched-deps.c (sched_analyze): Likewise.
3183         * gcse.c (local_cprop_pass): Likewise.
3184         * simplify-rtx.c (simplify_replace_fn_rtx): Add argument to callback.
3185         If FN is non-NULL, call the callback always and whenever it returns
3186         non-NULL just return that.  Only do rtx_equal_p if FN is NULL.
3187         * rtl.h (simplify_replace_fn_rtx): Add argument to callback.
3188         * combine.c (propagate_for_debug_subst): Add old_rtx argument,
3189         compare from with old_rtx and if it isn't rtx_equal_p, return NULL.
3190         * Makefile.in (var-tracking.o): Depend on $(RECOG_H).
3191         * var-tracking.c: Include recog.h.
3192         (bb_stack_adjust_offset): Remove.
3193         (vt_stack_adjustments): Don't call it, instead just gather the
3194         adjustments using insn_stack_adjust_offset_pre_post on each bb insn.
3195         (adjust_stack_reference): Remove.
3196         (compute_cfa_pointer): New function.
3197         (hard_frame_pointer_adjustment, cfa_base_rtx): New static variables.
3198         (struct adjust_mem_data): New type.
3199         (adjust_mems, adjust_mem_uses, adjust_mem_stores, adjust_insn): New
3200         functions.
3201         (get_address_mode): New function.
3202         (replace_expr_with_values): Use it.
3203         (use_type): Don't do cselib_lookup for VAR_LOC_UNKNOWN_P.
3204         Use get_address_mode.  For cfa_base_rtx return MO_CLOBBER.
3205         (adjust_sets): Remove.
3206         (add_uses): Don't add extra MO_VAL_USE for cfa_base_rtx plus constant.
3207         Use get_address_mode.
3208         (get_adjusted_src): Remove.
3209         (add_stores): Don't call it.  Never reuse expr SET.  Don't add extra
3210         MO_VAL_USE for cfa_base_rtx plus constant.  Use get_address_mode.
3211         (add_with_sets): Don't call adjust_sets.
3212         (fp_setter, vt_init_cfa_base): New functions.
3213         (vt_initialize): Change return type to bool.  Move most of pool etc.
3214         initialization to the beginning of the function from end.  Pass
3215         CSELIB_RECORD_MEMORY | CSELIB_PRESERVE_CONSTANTS to cselib_init.
3216         If !frame_pointer_needed, call vt_stack_adjustment before mos
3217         vector is filled, call vt_init_cfa_base if argp/framep has been
3218         eliminated to sp.  If frame_pointer_needed and argp/framep has
3219         been eliminated to hard frame pointer, set
3220         hard_frame_pointer_adjustment and call vt_init_cfa_base after
3221         encountering fp setter in the prologue.  For MO_ADJUST, call
3222         log_op_type before pusing the op into mos vector, not afterwards.
3223         Call adjust_insn before cselib_process_insn/add_with_sets,
3224         call cancel_changes (0) afterwards.
3225         (variable_tracking_main_1): Adjust for vt_initialize calling
3226         vt_stack_adjustments and returning whether it succeeded or not.
3227
3228 2010-03-15  Aldy Hernandez  <aldyh@redhat.com>
3229
3230         * graphite-sese-to-poly.c (rewrite_cross_bb_scalar_deps): Skip
3231         debug statements.
3232
3233 2010-03-15  Jakub Jelinek  <jakub@redhat.com>
3234
3235         * dwarf2out.c (dwarf2out_frame_debug): Don't assert drap_reg
3236         has been set.
3237         (based_loc_descr): Use DW_OP_fbreg for vdrap_reg even when
3238         drap_reg has not been set.
3239
3240 2010-03-15  Michael Matz  <matz@suse.de>
3241
3242         PR middle-end/43300
3243         * tree-outof-ssa.c (emit_partition_copy): New argument sizeexp,
3244         use it to expand block copies.
3245         (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
3246         insert_part_to_rtx_on_edge): Adjust callers of emit_partition_copy.
3247         (insert_value_copy_on_edge): Use store_expr for BLKmode values.
3248
3249 2010-03-15  Richard Guenther  <rguenther@suse.de>
3250
3251         PR tree-optimization/43367
3252         * tree-cfg.c (gimple_can_merge_blocks_p): Simplify PHI
3253         elimination check.
3254
3255 2010-03-15  Richard Guenther  <rguenther@suse.de>
3256
3257         PR tree-optimization/43317
3258         * ipa-struct-reorg.c (create_new_general_access): Update stmt.
3259
3260 2010-03-15  Martin Jambor  <mjambor@suse.cz>
3261
3262         PR tree-optimization/43141
3263         * tree-sra.c (create_abstract_origin): New function.
3264         (modify_function): Call create_abstract_origin.
3265
3266 2010-03-15  Chris Demetriou  <cgd@google.com>
3267
3268         * Makefile.in (stmp-int-hdrs): Don't chmod include/stdint.h if it
3269         wasn't copied.
3270
3271 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3272
3273         PR middle-end/43354
3274         * graphite-sese-to-poly.c (rewrite_close_phi_out_of_ssa): Do not
3275         call insert_out_of_ssa_copy for default definitions.
3276
3277 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3278
3279         * graphite-clast-to-gimple.c (my_long_long): Defined.
3280         (gcc_type_for_cloog_iv): Use it instead of long_long_integer_type_node.
3281         * graphite-sese-to-poly.c (my_long_long): Defined.
3282         (scop_ivs_can_be_represented): Use it.
3283
3284 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3285
3286         * doc/invoke.texi: Fix documentation of graphite-max-nb-scop-params,
3287         graphite-max-bbs-per-function, and loop-block-tile-size.
3288         * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Replace "maximal"
3289         with "maximum".
3290         (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Same.
3291
3292 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3293
3294         * graphite-clast-to-gimple.c (gcc_type_for_iv_of_clast_loop): Remove
3295         forward declaration.
3296         * graphite-sese-to-poly.c (reduction_phi_p): Remove FIXME comment.
3297         (add_upper_bounds_from_estimated_nit): New.
3298         (build_loop_iteration_domains): Use it.
3299
3300 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3301
3302         * doc/invoke.texi (PARAM_LOOP_BLOCK_TILE_SIZE): Document.
3303
3304 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3305
3306         PR middle-end/43306
3307         * tree-chrec.c (evolution_function_right_is_integer_cst): CHREC_RIGHT
3308         should be an INTEGER_CST.  Also handle CASE_CONVERT.
3309
3310 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3311
3312         * graphite.c (graphite_initialize): To bound the number of bbs per
3313         function, use PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION.
3314         * params.def (PARAM_GRAPHITE_MAX_BBS_PER_FUNCTION): Declared.
3315         * doc/invoke.texi: Document it.
3316
3317 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3318
3319         * graphite-sese-to-poly.c (build_poly_scop): Do not return bool.
3320         * graphite-sese-to-poly.h (build_poly_scop): Same.
3321
3322 2010-03-13  Sebastian Pop  <sebastian.pop@amd.com>
3323
3324         * graphite-sese-to-poly.c (build_poly_scop): Limit scops following
3325         the number of parameters in the scop.  Use as an upper bound
3326         PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS.
3327         * params.def (PARAM_GRAPHITE_MAX_NB_SCOP_PARAMS): Declared.
3328         * doc/invoke.texi: Document it.
3329
3330 2010-03-13  Jerry Quinn  <jlquinn@optonline.net>
3331
3332         * Makefile.in (TEXI_GCCINT_FILES): Remove c-tree.texi.
3333         * doc/c-tree.texi: Remove.
3334         * doc/generic.texi: Merge c-tree.texi here.
3335         * doc/gccint.texi (Trees): Remove menu entry.
3336         (c-tree.texi): Remove @include.
3337         * doc/rtl.texi (Reading RTL): Update pxref from Trees to GENERIC.
3338         * doc/languages.texi (Reading RTL): Ditto.
3339
3340 2010-03-12  Steve Ellcey  <sje@cup.hp.com>
3341
3342         PR target/42869
3343         * config/ia64/sync.md (sync_compare_and_swap): Move memory fence.
3344
3345 2010-03-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
3346
3347         PR middle-end/42431
3348         * gcc/config/rs6000/rs6000.c (rs6000_emit_move): Delete band-aid
3349         code added to work around reload clobbering CONST insns.
3350
3351 2010-03-12  Jakub Jelinek  <jakub@redhat.com>
3352
3353         * cselib.c (LONG_TERM_PRESERVED_VALUE_P): Remove.
3354         (cselib_preserve_definitely, cselib_clear_preserve): Remove.
3355         (cselib_preserve_only_values): Remove retain argument, don't
3356         traverse hash table with cselib_{preserve_definitely,clear_preserve}.
3357         * cselib.h (cselib_preserve_only_values): Remove retain argument.
3358         * var-tracking.c (micro_operation): Move insn field before union.
3359         Add DEF_VEC_O and DEF_VEC_ALLOC_O for this type.
3360         (struct variable_tracking_info_def): Remove n_mos field, change
3361         mos into a vector of micro_operations.
3362         (count_uses, count_uses_1, count_stores, count_with_sets): Remove.
3363         (bb_stack_adjust_offset, log_op_type, add_uses, add_stores,
3364         compute_bb_dataflow, emit_notes_in_bb): Adjust for VTI (bb)->mos
3365         changing into a vector.
3366         (add_with_sets): Likewise.  Ensure MO_VAL_USE uops from add_stores
3367         come before all other uops generated by add_stores.
3368         (vt_add_function_parameters): Adjust for cselib_preserve_only_values
3369         argument removal.
3370         (vt_initialize): Likewise.  Adjust for VTI (bb)->mos changing into
3371         a vector.  Run just one pass over the bbs instead of separate counting
3372         and computation phase.
3373         (vt_finalize): Free VTI (bb)->mos vector instead of array.
3374
3375         PR debug/43329
3376         * tree-inline.c (remap_decls): Put old_var rather than origin_var
3377         into *nonlocalized_list vector.
3378         * dwarf2out.c (gen_formal_parameter_die): Call decl_ultimate_origin
3379         even if origin is non-NULL.
3380         (gen_variable_die): Likewise.
3381         (process_scope_var): Don't change origin.
3382         (gen_decl_die): Likewise.
3383         * tree-cfgcleanup.c (remove_forwarder_block): Check single_pred_p
3384         before adding new edges instead of after it, fix moving over
3385         debug stmts.
3386
3387 2010-03-11  David S. Miller  <davem@davemloft.net>
3388
3389         * configure.ac (gcc_cv_as_cfi_advance_working): Skip a multiple
3390         of four.
3391         * configure: Rebuild.
3392
3393 2010-03-11  Martin Jambor  <mjambor@suse.cz>
3394
3395         PR tree-optimization/43257
3396         * tree.c (assign_assembler_name_if_neeeded): New function.
3397         (free_lang_data_in_cgraph): Assembler name assignment moved to the
3398         above new function.
3399         * tree.h (assign_assembler_name_if_neeeded): Declare.
3400         * cgraphunit.c (cgraph_analyze_function): Create an assembler name for
3401         the function if needed.
3402
3403 2010-03-11  Chris Demetriou  <cgd@google.com>
3404
3405         * Makefile.in (stmp-int-hdrs): Make include/unwind.h,
3406         include/stdint-gcc.h, and include/stdint.h world-readable.
3407
3408 2010-03-11  Richard Guenther  <rguenther@suse.de>
3409
3410         PR tree-optimization/43255
3411         * tree-vrp.c (process_assert_insertions_for): Do not insert
3412         asserts for trivial conditions.
3413
3414 2010-03-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
3415
3416         PR tree-optimization/43280
3417         * tree-ssa-math-opts.c (find_bswap_1): Modify symbolic number
3418         generation.  Move calculation of size out of the if branch.
3419         (find_bswap): Modify compare number generation.
3420
3421 2010-03-11  Richard Guenther  <rguenther@suse.de>
3422
3423         PR lto/43200
3424         * lto-streamer-in.c (maybe_fixup_decls): Simplify.
3425         (input_gimple_stmt): Fixup handled component types during
3426         operand read.  Also fix up decls in ADDR_EXPRs.
3427
3428 2010-03-10  Eric Botcazou  <ebotcazou@adacore.com>
3429
3430         * config/sparc/sol2-bi.h (CC1_SPEC): Default to -mcpu=v9 for -m32.
3431         * config/sparc/t-sol2-64 (MULTILIB_DIRNAMES): Use sparcv8plus.
3432
3433 2010-03-10  Jan Hubicka  <jh@suse.cz>
3434
3435         PR c/43288
3436         * ipa.c (function_and_variable_visibility) Normalize COMMON bits.
3437         * varasm.c (get_variable_section): Don't do that here...
3438         (make_decl_rtl): ... and here.
3439         (do_assemble_alias): Produce decl RTL.
3440         (assemble_alias): Likewise.
3441
3442 2010-03-10  Jakub Jelinek  <jakub@redhat.com>
3443
3444         PR debug/43290
3445         * reg-notes.def (REG_CFA_SET_VDRAP): New note.
3446         * dwarf2out.c (dwarf2out_frame_debug_expr): Remove rule 20 - setting